PackageManagerService.java revision bc09755e193c2802d2d88871ac3d1f182b260c30
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 45import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 46import static android.content.pm.PackageParser.isApkFile; 47import static android.os.Process.PACKAGE_INFO_GID; 48import static android.os.Process.SYSTEM_UID; 49import static android.system.OsConstants.O_CREAT; 50import static android.system.OsConstants.O_RDWR; 51import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 52import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 53import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 54import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 55import static com.android.internal.util.ArrayUtils.appendInt; 56import static com.android.internal.util.ArrayUtils.removeInt; 57 58import android.util.ArrayMap; 59 60import com.android.internal.R; 61import com.android.internal.app.IMediaContainerService; 62import com.android.internal.app.ResolverActivity; 63import com.android.internal.content.NativeLibraryHelper; 64import com.android.internal.content.PackageHelper; 65import com.android.internal.os.IParcelFileDescriptorFactory; 66import com.android.internal.util.ArrayUtils; 67import com.android.internal.util.FastPrintWriter; 68import com.android.internal.util.FastXmlSerializer; 69import com.android.internal.util.IndentingPrintWriter; 70import com.android.server.EventLogTags; 71import com.android.server.IntentResolver; 72import com.android.server.LocalServices; 73import com.android.server.ServiceThread; 74import com.android.server.SystemConfig; 75import com.android.server.Watchdog; 76import com.android.server.pm.Settings.DatabaseVersion; 77import com.android.server.storage.DeviceStorageMonitorInternal; 78 79import org.xmlpull.v1.XmlSerializer; 80 81import android.app.ActivityManager; 82import android.app.ActivityManagerNative; 83import android.app.IActivityManager; 84import android.app.admin.IDevicePolicyManager; 85import android.app.backup.IBackupManager; 86import android.content.BroadcastReceiver; 87import android.content.ComponentName; 88import android.content.Context; 89import android.content.IIntentReceiver; 90import android.content.Intent; 91import android.content.IntentFilter; 92import android.content.IntentSender; 93import android.content.IntentSender.SendIntentException; 94import android.content.ServiceConnection; 95import android.content.pm.ActivityInfo; 96import android.content.pm.ApplicationInfo; 97import android.content.pm.FeatureInfo; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageParser; 119import android.content.pm.PackageStats; 120import android.content.pm.PackageUserState; 121import android.content.pm.ParceledListSlice; 122import android.content.pm.PermissionGroupInfo; 123import android.content.pm.PermissionInfo; 124import android.content.pm.ProviderInfo; 125import android.content.pm.ResolveInfo; 126import android.content.pm.ServiceInfo; 127import android.content.pm.Signature; 128import android.content.pm.UserInfo; 129import android.content.pm.VerificationParams; 130import android.content.pm.VerifierDeviceIdentity; 131import android.content.pm.VerifierInfo; 132import android.content.res.Resources; 133import android.hardware.display.DisplayManager; 134import android.net.Uri; 135import android.os.Binder; 136import android.os.Build; 137import android.os.Bundle; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.storage.StorageManager; 141import android.os.FileUtils; 142import android.os.Handler; 143import android.os.IBinder; 144import android.os.Looper; 145import android.os.Message; 146import android.os.Parcel; 147import android.os.ParcelFileDescriptor; 148import android.os.Process; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.security.KeyStore; 157import android.security.SystemKeyStore; 158import android.system.ErrnoException; 159import android.system.Os; 160import android.system.StructStat; 161import android.text.TextUtils; 162import android.util.ArraySet; 163import android.util.AtomicFile; 164import android.util.DisplayMetrics; 165import android.util.EventLog; 166import android.util.ExceptionUtils; 167import android.util.Log; 168import android.util.LogPrinter; 169import android.util.PrintStreamPrinter; 170import android.util.Slog; 171import android.util.SparseArray; 172import android.util.SparseBooleanArray; 173import android.view.Display; 174 175import java.io.BufferedInputStream; 176import java.io.BufferedOutputStream; 177import java.io.File; 178import java.io.FileDescriptor; 179import java.io.FileInputStream; 180import java.io.FileNotFoundException; 181import java.io.FileOutputStream; 182import java.io.FilenameFilter; 183import java.io.IOException; 184import java.io.InputStream; 185import java.io.PrintWriter; 186import java.nio.charset.StandardCharsets; 187import java.security.NoSuchAlgorithmException; 188import java.security.PublicKey; 189import java.security.cert.CertificateEncodingException; 190import java.security.cert.CertificateException; 191import java.text.SimpleDateFormat; 192import java.util.ArrayList; 193import java.util.Arrays; 194import java.util.Collection; 195import java.util.Collections; 196import java.util.Comparator; 197import java.util.Date; 198import java.util.HashMap; 199import java.util.HashSet; 200import java.util.Iterator; 201import java.util.List; 202import java.util.Map; 203import java.util.Set; 204import java.util.concurrent.atomic.AtomicBoolean; 205import java.util.concurrent.atomic.AtomicLong; 206 207import dalvik.system.DexFile; 208import dalvik.system.StaleDexCacheError; 209import dalvik.system.VMRuntime; 210 211import libcore.io.IoUtils; 212import libcore.util.EmptyArray; 213 214/** 215 * Keep track of all those .apks everywhere. 216 * 217 * This is very central to the platform's security; please run the unit 218 * tests whenever making modifications here: 219 * 220mmm frameworks/base/tests/AndroidTests 221adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 222adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 223 * 224 * {@hide} 225 */ 226public class PackageManagerService extends IPackageManager.Stub { 227 static final String TAG = "PackageManager"; 228 static final boolean DEBUG_SETTINGS = false; 229 static final boolean DEBUG_PREFERRED = false; 230 static final boolean DEBUG_UPGRADE = false; 231 private static final boolean DEBUG_INSTALL = false; 232 private static final boolean DEBUG_REMOVE = false; 233 private static final boolean DEBUG_BROADCASTS = false; 234 private static final boolean DEBUG_SHOW_INFO = false; 235 private static final boolean DEBUG_PACKAGE_INFO = false; 236 private static final boolean DEBUG_INTENT_MATCHING = false; 237 private static final boolean DEBUG_PACKAGE_SCANNING = false; 238 private static final boolean DEBUG_VERIFY = false; 239 private static final boolean DEBUG_DEXOPT = false; 240 private static final boolean DEBUG_ABI_SELECTION = false; 241 242 private static final int RADIO_UID = Process.PHONE_UID; 243 private static final int LOG_UID = Process.LOG_UID; 244 private static final int NFC_UID = Process.NFC_UID; 245 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 246 private static final int SHELL_UID = Process.SHELL_UID; 247 248 // Cap the size of permission trees that 3rd party apps can define 249 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 250 251 // Suffix used during package installation when copying/moving 252 // package apks to install directory. 253 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 254 255 static final int SCAN_NO_DEX = 1<<1; 256 static final int SCAN_FORCE_DEX = 1<<2; 257 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 258 static final int SCAN_NEW_INSTALL = 1<<4; 259 static final int SCAN_NO_PATHS = 1<<5; 260 static final int SCAN_UPDATE_TIME = 1<<6; 261 static final int SCAN_DEFER_DEX = 1<<7; 262 static final int SCAN_BOOTING = 1<<8; 263 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 264 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 265 static final int SCAN_REPLACING = 1<<11; 266 267 static final int REMOVE_CHATTY = 1<<16; 268 269 /** 270 * Timeout (in milliseconds) after which the watchdog should declare that 271 * our handler thread is wedged. The usual default for such things is one 272 * minute but we sometimes do very lengthy I/O operations on this thread, 273 * such as installing multi-gigabyte applications, so ours needs to be longer. 274 */ 275 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 276 277 /** 278 * Whether verification is enabled by default. 279 */ 280 private static final boolean DEFAULT_VERIFY_ENABLE = true; 281 282 /** 283 * The default maximum time to wait for the verification agent to return in 284 * milliseconds. 285 */ 286 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 287 288 /** 289 * The default response for package verification timeout. 290 * 291 * This can be either PackageManager.VERIFICATION_ALLOW or 292 * PackageManager.VERIFICATION_REJECT. 293 */ 294 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 295 296 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 297 298 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 299 DEFAULT_CONTAINER_PACKAGE, 300 "com.android.defcontainer.DefaultContainerService"); 301 302 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 303 304 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 305 306 private static String sPreferredInstructionSet; 307 308 final ServiceThread mHandlerThread; 309 310 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 311 private static final String IDMAP_SUFFIX = "@idmap"; 312 313 final PackageHandler mHandler; 314 315 /** 316 * Messages for {@link #mHandler} that need to wait for system ready before 317 * being dispatched. 318 */ 319 private ArrayList<Message> mPostSystemReadyMessages; 320 321 final int mSdkVersion = Build.VERSION.SDK_INT; 322 323 final Context mContext; 324 final boolean mFactoryTest; 325 final boolean mOnlyCore; 326 final boolean mLazyDexOpt; 327 final DisplayMetrics mMetrics; 328 final int mDefParseFlags; 329 final String[] mSeparateProcesses; 330 331 // This is where all application persistent data goes. 332 final File mAppDataDir; 333 334 // This is where all application persistent data goes for secondary users. 335 final File mUserAppDataDir; 336 337 /** The location for ASEC container files on internal storage. */ 338 final String mAsecInternalPath; 339 340 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 341 // LOCK HELD. Can be called with mInstallLock held. 342 final Installer mInstaller; 343 344 /** Directory where installed third-party apps stored */ 345 final File mAppInstallDir; 346 347 /** 348 * Directory to which applications installed internally have their 349 * 32 bit native libraries copied. 350 */ 351 private File mAppLib32InstallDir; 352 353 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 354 // apps. 355 final File mDrmAppPrivateInstallDir; 356 357 // ---------------------------------------------------------------- 358 359 // Lock for state used when installing and doing other long running 360 // operations. Methods that must be called with this lock held have 361 // the suffix "LI". 362 final Object mInstallLock = new Object(); 363 364 // ---------------------------------------------------------------- 365 366 // Keys are String (package name), values are Package. This also serves 367 // as the lock for the global state. Methods that must be called with 368 // this lock held have the prefix "LP". 369 final HashMap<String, PackageParser.Package> mPackages = 370 new HashMap<String, PackageParser.Package>(); 371 372 // Tracks available target package names -> overlay package paths. 373 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 374 new HashMap<String, HashMap<String, PackageParser.Package>>(); 375 376 final Settings mSettings; 377 boolean mRestoredSettings; 378 379 // System configuration read by SystemConfig. 380 final int[] mGlobalGids; 381 final SparseArray<HashSet<String>> mSystemPermissions; 382 final HashMap<String, FeatureInfo> mAvailableFeatures; 383 384 // If mac_permissions.xml was found for seinfo labeling. 385 boolean mFoundPolicyFile; 386 387 // If a recursive restorecon of /data/data/<pkg> is needed. 388 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 389 390 public static final class SharedLibraryEntry { 391 public final String path; 392 public final String apk; 393 394 SharedLibraryEntry(String _path, String _apk) { 395 path = _path; 396 apk = _apk; 397 } 398 } 399 400 // Currently known shared libraries. 401 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 402 new HashMap<String, SharedLibraryEntry>(); 403 404 // All available activities, for your resolving pleasure. 405 final ActivityIntentResolver mActivities = 406 new ActivityIntentResolver(); 407 408 // All available receivers, for your resolving pleasure. 409 final ActivityIntentResolver mReceivers = 410 new ActivityIntentResolver(); 411 412 // All available services, for your resolving pleasure. 413 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 414 415 // All available providers, for your resolving pleasure. 416 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 417 418 // Mapping from provider base names (first directory in content URI codePath) 419 // to the provider information. 420 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 421 new HashMap<String, PackageParser.Provider>(); 422 423 // Mapping from instrumentation class names to info about them. 424 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 425 new HashMap<ComponentName, PackageParser.Instrumentation>(); 426 427 // Mapping from permission names to info about them. 428 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 429 new HashMap<String, PackageParser.PermissionGroup>(); 430 431 // Packages whose data we have transfered into another package, thus 432 // should no longer exist. 433 final HashSet<String> mTransferedPackages = new HashSet<String>(); 434 435 // Broadcast actions that are only available to the system. 436 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 437 438 /** List of packages waiting for verification. */ 439 final SparseArray<PackageVerificationState> mPendingVerification 440 = new SparseArray<PackageVerificationState>(); 441 442 /** Set of packages associated with each app op permission. */ 443 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 444 445 final PackageInstallerService mInstallerService; 446 447 HashSet<PackageParser.Package> mDeferredDexOpt = null; 448 449 // Cache of users who need badging. 450 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 451 452 /** Token for keys in mPendingVerification. */ 453 private int mPendingVerificationToken = 0; 454 455 volatile boolean mSystemReady; 456 volatile boolean mSafeMode; 457 volatile boolean mHasSystemUidErrors; 458 459 ApplicationInfo mAndroidApplication; 460 final ActivityInfo mResolveActivity = new ActivityInfo(); 461 final ResolveInfo mResolveInfo = new ResolveInfo(); 462 ComponentName mResolveComponentName; 463 PackageParser.Package mPlatformPackage; 464 ComponentName mCustomResolverComponentName; 465 466 boolean mResolverReplaced = false; 467 468 // Set of pending broadcasts for aggregating enable/disable of components. 469 static class PendingPackageBroadcasts { 470 // for each user id, a map of <package name -> components within that package> 471 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 472 473 public PendingPackageBroadcasts() { 474 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 475 } 476 477 public ArrayList<String> get(int userId, String packageName) { 478 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 479 return packages.get(packageName); 480 } 481 482 public void put(int userId, String packageName, ArrayList<String> components) { 483 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 484 packages.put(packageName, components); 485 } 486 487 public void remove(int userId, String packageName) { 488 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 489 if (packages != null) { 490 packages.remove(packageName); 491 } 492 } 493 494 public void remove(int userId) { 495 mUidMap.remove(userId); 496 } 497 498 public int userIdCount() { 499 return mUidMap.size(); 500 } 501 502 public int userIdAt(int n) { 503 return mUidMap.keyAt(n); 504 } 505 506 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 507 return mUidMap.get(userId); 508 } 509 510 public int size() { 511 // total number of pending broadcast entries across all userIds 512 int num = 0; 513 for (int i = 0; i< mUidMap.size(); i++) { 514 num += mUidMap.valueAt(i).size(); 515 } 516 return num; 517 } 518 519 public void clear() { 520 mUidMap.clear(); 521 } 522 523 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 524 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 525 if (map == null) { 526 map = new HashMap<String, ArrayList<String>>(); 527 mUidMap.put(userId, map); 528 } 529 return map; 530 } 531 } 532 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 533 534 // Service Connection to remote media container service to copy 535 // package uri's from external media onto secure containers 536 // or internal storage. 537 private IMediaContainerService mContainerService = null; 538 539 static final int SEND_PENDING_BROADCAST = 1; 540 static final int MCS_BOUND = 3; 541 static final int END_COPY = 4; 542 static final int INIT_COPY = 5; 543 static final int MCS_UNBIND = 6; 544 static final int START_CLEANING_PACKAGE = 7; 545 static final int FIND_INSTALL_LOC = 8; 546 static final int POST_INSTALL = 9; 547 static final int MCS_RECONNECT = 10; 548 static final int MCS_GIVE_UP = 11; 549 static final int UPDATED_MEDIA_STATUS = 12; 550 static final int WRITE_SETTINGS = 13; 551 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 552 static final int PACKAGE_VERIFIED = 15; 553 static final int CHECK_PENDING_VERIFICATION = 16; 554 555 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 556 557 // Delay time in millisecs 558 static final int BROADCAST_DELAY = 10 * 1000; 559 560 static UserManagerService sUserManager; 561 562 // Stores a list of users whose package restrictions file needs to be updated 563 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 564 565 final private DefaultContainerConnection mDefContainerConn = 566 new DefaultContainerConnection(); 567 class DefaultContainerConnection implements ServiceConnection { 568 public void onServiceConnected(ComponentName name, IBinder service) { 569 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 570 IMediaContainerService imcs = 571 IMediaContainerService.Stub.asInterface(service); 572 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 573 } 574 575 public void onServiceDisconnected(ComponentName name) { 576 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 577 } 578 }; 579 580 // Recordkeeping of restore-after-install operations that are currently in flight 581 // between the Package Manager and the Backup Manager 582 class PostInstallData { 583 public InstallArgs args; 584 public PackageInstalledInfo res; 585 586 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 587 args = _a; 588 res = _r; 589 } 590 }; 591 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 592 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 593 594 private final String mRequiredVerifierPackage; 595 596 private final PackageUsage mPackageUsage = new PackageUsage(); 597 598 private class PackageUsage { 599 private static final int WRITE_INTERVAL 600 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 601 602 private final Object mFileLock = new Object(); 603 private final AtomicLong mLastWritten = new AtomicLong(0); 604 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 605 606 private boolean mIsHistoricalPackageUsageAvailable = true; 607 608 boolean isHistoricalPackageUsageAvailable() { 609 return mIsHistoricalPackageUsageAvailable; 610 } 611 612 void write(boolean force) { 613 if (force) { 614 writeInternal(); 615 return; 616 } 617 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 618 && !DEBUG_DEXOPT) { 619 return; 620 } 621 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 622 new Thread("PackageUsage_DiskWriter") { 623 @Override 624 public void run() { 625 try { 626 writeInternal(); 627 } finally { 628 mBackgroundWriteRunning.set(false); 629 } 630 } 631 }.start(); 632 } 633 } 634 635 private void writeInternal() { 636 synchronized (mPackages) { 637 synchronized (mFileLock) { 638 AtomicFile file = getFile(); 639 FileOutputStream f = null; 640 try { 641 f = file.startWrite(); 642 BufferedOutputStream out = new BufferedOutputStream(f); 643 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 644 StringBuilder sb = new StringBuilder(); 645 for (PackageParser.Package pkg : mPackages.values()) { 646 if (pkg.mLastPackageUsageTimeInMills == 0) { 647 continue; 648 } 649 sb.setLength(0); 650 sb.append(pkg.packageName); 651 sb.append(' '); 652 sb.append((long)pkg.mLastPackageUsageTimeInMills); 653 sb.append('\n'); 654 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 655 } 656 out.flush(); 657 file.finishWrite(f); 658 } catch (IOException e) { 659 if (f != null) { 660 file.failWrite(f); 661 } 662 Log.e(TAG, "Failed to write package usage times", e); 663 } 664 } 665 } 666 mLastWritten.set(SystemClock.elapsedRealtime()); 667 } 668 669 void readLP() { 670 synchronized (mFileLock) { 671 AtomicFile file = getFile(); 672 BufferedInputStream in = null; 673 try { 674 in = new BufferedInputStream(file.openRead()); 675 StringBuffer sb = new StringBuffer(); 676 while (true) { 677 String packageName = readToken(in, sb, ' '); 678 if (packageName == null) { 679 break; 680 } 681 String timeInMillisString = readToken(in, sb, '\n'); 682 if (timeInMillisString == null) { 683 throw new IOException("Failed to find last usage time for package " 684 + packageName); 685 } 686 PackageParser.Package pkg = mPackages.get(packageName); 687 if (pkg == null) { 688 continue; 689 } 690 long timeInMillis; 691 try { 692 timeInMillis = Long.parseLong(timeInMillisString.toString()); 693 } catch (NumberFormatException e) { 694 throw new IOException("Failed to parse " + timeInMillisString 695 + " as a long.", e); 696 } 697 pkg.mLastPackageUsageTimeInMills = timeInMillis; 698 } 699 } catch (FileNotFoundException expected) { 700 mIsHistoricalPackageUsageAvailable = false; 701 } catch (IOException e) { 702 Log.w(TAG, "Failed to read package usage times", e); 703 } finally { 704 IoUtils.closeQuietly(in); 705 } 706 } 707 mLastWritten.set(SystemClock.elapsedRealtime()); 708 } 709 710 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 711 throws IOException { 712 sb.setLength(0); 713 while (true) { 714 int ch = in.read(); 715 if (ch == -1) { 716 if (sb.length() == 0) { 717 return null; 718 } 719 throw new IOException("Unexpected EOF"); 720 } 721 if (ch == endOfToken) { 722 return sb.toString(); 723 } 724 sb.append((char)ch); 725 } 726 } 727 728 private AtomicFile getFile() { 729 File dataDir = Environment.getDataDirectory(); 730 File systemDir = new File(dataDir, "system"); 731 File fname = new File(systemDir, "package-usage.list"); 732 return new AtomicFile(fname); 733 } 734 } 735 736 class PackageHandler extends Handler { 737 private boolean mBound = false; 738 final ArrayList<HandlerParams> mPendingInstalls = 739 new ArrayList<HandlerParams>(); 740 741 private boolean connectToService() { 742 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 743 " DefaultContainerService"); 744 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 745 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 746 if (mContext.bindServiceAsUser(service, mDefContainerConn, 747 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 748 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 749 mBound = true; 750 return true; 751 } 752 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 753 return false; 754 } 755 756 private void disconnectService() { 757 mContainerService = null; 758 mBound = false; 759 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 760 mContext.unbindService(mDefContainerConn); 761 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 762 } 763 764 PackageHandler(Looper looper) { 765 super(looper); 766 } 767 768 public void handleMessage(Message msg) { 769 try { 770 doHandleMessage(msg); 771 } finally { 772 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 773 } 774 } 775 776 void doHandleMessage(Message msg) { 777 switch (msg.what) { 778 case INIT_COPY: { 779 HandlerParams params = (HandlerParams) msg.obj; 780 int idx = mPendingInstalls.size(); 781 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 782 // If a bind was already initiated we dont really 783 // need to do anything. The pending install 784 // will be processed later on. 785 if (!mBound) { 786 // If this is the only one pending we might 787 // have to bind to the service again. 788 if (!connectToService()) { 789 Slog.e(TAG, "Failed to bind to media container service"); 790 params.serviceError(); 791 return; 792 } else { 793 // Once we bind to the service, the first 794 // pending request will be processed. 795 mPendingInstalls.add(idx, params); 796 } 797 } else { 798 mPendingInstalls.add(idx, params); 799 // Already bound to the service. Just make 800 // sure we trigger off processing the first request. 801 if (idx == 0) { 802 mHandler.sendEmptyMessage(MCS_BOUND); 803 } 804 } 805 break; 806 } 807 case MCS_BOUND: { 808 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 809 if (msg.obj != null) { 810 mContainerService = (IMediaContainerService) msg.obj; 811 } 812 if (mContainerService == null) { 813 // Something seriously wrong. Bail out 814 Slog.e(TAG, "Cannot bind to media container service"); 815 for (HandlerParams params : mPendingInstalls) { 816 // Indicate service bind error 817 params.serviceError(); 818 } 819 mPendingInstalls.clear(); 820 } else if (mPendingInstalls.size() > 0) { 821 HandlerParams params = mPendingInstalls.get(0); 822 if (params != null) { 823 if (params.startCopy()) { 824 // We are done... look for more work or to 825 // go idle. 826 if (DEBUG_SD_INSTALL) Log.i(TAG, 827 "Checking for more work or unbind..."); 828 // Delete pending install 829 if (mPendingInstalls.size() > 0) { 830 mPendingInstalls.remove(0); 831 } 832 if (mPendingInstalls.size() == 0) { 833 if (mBound) { 834 if (DEBUG_SD_INSTALL) Log.i(TAG, 835 "Posting delayed MCS_UNBIND"); 836 removeMessages(MCS_UNBIND); 837 Message ubmsg = obtainMessage(MCS_UNBIND); 838 // Unbind after a little delay, to avoid 839 // continual thrashing. 840 sendMessageDelayed(ubmsg, 10000); 841 } 842 } else { 843 // There are more pending requests in queue. 844 // Just post MCS_BOUND message to trigger processing 845 // of next pending install. 846 if (DEBUG_SD_INSTALL) Log.i(TAG, 847 "Posting MCS_BOUND for next work"); 848 mHandler.sendEmptyMessage(MCS_BOUND); 849 } 850 } 851 } 852 } else { 853 // Should never happen ideally. 854 Slog.w(TAG, "Empty queue"); 855 } 856 break; 857 } 858 case MCS_RECONNECT: { 859 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 860 if (mPendingInstalls.size() > 0) { 861 if (mBound) { 862 disconnectService(); 863 } 864 if (!connectToService()) { 865 Slog.e(TAG, "Failed to bind to media container service"); 866 for (HandlerParams params : mPendingInstalls) { 867 // Indicate service bind error 868 params.serviceError(); 869 } 870 mPendingInstalls.clear(); 871 } 872 } 873 break; 874 } 875 case MCS_UNBIND: { 876 // If there is no actual work left, then time to unbind. 877 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 878 879 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 880 if (mBound) { 881 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 882 883 disconnectService(); 884 } 885 } else if (mPendingInstalls.size() > 0) { 886 // There are more pending requests in queue. 887 // Just post MCS_BOUND message to trigger processing 888 // of next pending install. 889 mHandler.sendEmptyMessage(MCS_BOUND); 890 } 891 892 break; 893 } 894 case MCS_GIVE_UP: { 895 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 896 mPendingInstalls.remove(0); 897 break; 898 } 899 case SEND_PENDING_BROADCAST: { 900 String packages[]; 901 ArrayList<String> components[]; 902 int size = 0; 903 int uids[]; 904 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 905 synchronized (mPackages) { 906 if (mPendingBroadcasts == null) { 907 return; 908 } 909 size = mPendingBroadcasts.size(); 910 if (size <= 0) { 911 // Nothing to be done. Just return 912 return; 913 } 914 packages = new String[size]; 915 components = new ArrayList[size]; 916 uids = new int[size]; 917 int i = 0; // filling out the above arrays 918 919 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 920 int packageUserId = mPendingBroadcasts.userIdAt(n); 921 Iterator<Map.Entry<String, ArrayList<String>>> it 922 = mPendingBroadcasts.packagesForUserId(packageUserId) 923 .entrySet().iterator(); 924 while (it.hasNext() && i < size) { 925 Map.Entry<String, ArrayList<String>> ent = it.next(); 926 packages[i] = ent.getKey(); 927 components[i] = ent.getValue(); 928 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 929 uids[i] = (ps != null) 930 ? UserHandle.getUid(packageUserId, ps.appId) 931 : -1; 932 i++; 933 } 934 } 935 size = i; 936 mPendingBroadcasts.clear(); 937 } 938 // Send broadcasts 939 for (int i = 0; i < size; i++) { 940 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 941 } 942 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 943 break; 944 } 945 case START_CLEANING_PACKAGE: { 946 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 947 final String packageName = (String)msg.obj; 948 final int userId = msg.arg1; 949 final boolean andCode = msg.arg2 != 0; 950 synchronized (mPackages) { 951 if (userId == UserHandle.USER_ALL) { 952 int[] users = sUserManager.getUserIds(); 953 for (int user : users) { 954 mSettings.addPackageToCleanLPw( 955 new PackageCleanItem(user, packageName, andCode)); 956 } 957 } else { 958 mSettings.addPackageToCleanLPw( 959 new PackageCleanItem(userId, packageName, andCode)); 960 } 961 } 962 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 963 startCleaningPackages(); 964 } break; 965 case POST_INSTALL: { 966 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 967 PostInstallData data = mRunningInstalls.get(msg.arg1); 968 mRunningInstalls.delete(msg.arg1); 969 boolean deleteOld = false; 970 971 if (data != null) { 972 InstallArgs args = data.args; 973 PackageInstalledInfo res = data.res; 974 975 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 976 res.removedInfo.sendBroadcast(false, true, false); 977 Bundle extras = new Bundle(1); 978 extras.putInt(Intent.EXTRA_UID, res.uid); 979 // Determine the set of users who are adding this 980 // package for the first time vs. those who are seeing 981 // an update. 982 int[] firstUsers; 983 int[] updateUsers = new int[0]; 984 if (res.origUsers == null || res.origUsers.length == 0) { 985 firstUsers = res.newUsers; 986 } else { 987 firstUsers = new int[0]; 988 for (int i=0; i<res.newUsers.length; i++) { 989 int user = res.newUsers[i]; 990 boolean isNew = true; 991 for (int j=0; j<res.origUsers.length; j++) { 992 if (res.origUsers[j] == user) { 993 isNew = false; 994 break; 995 } 996 } 997 if (isNew) { 998 int[] newFirst = new int[firstUsers.length+1]; 999 System.arraycopy(firstUsers, 0, newFirst, 0, 1000 firstUsers.length); 1001 newFirst[firstUsers.length] = user; 1002 firstUsers = newFirst; 1003 } else { 1004 int[] newUpdate = new int[updateUsers.length+1]; 1005 System.arraycopy(updateUsers, 0, newUpdate, 0, 1006 updateUsers.length); 1007 newUpdate[updateUsers.length] = user; 1008 updateUsers = newUpdate; 1009 } 1010 } 1011 } 1012 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1013 res.pkg.applicationInfo.packageName, 1014 extras, null, null, firstUsers); 1015 final boolean update = res.removedInfo.removedPackage != null; 1016 if (update) { 1017 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1018 } 1019 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1020 res.pkg.applicationInfo.packageName, 1021 extras, null, null, updateUsers); 1022 if (update) { 1023 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1024 res.pkg.applicationInfo.packageName, 1025 extras, null, null, updateUsers); 1026 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1027 null, null, 1028 res.pkg.applicationInfo.packageName, null, updateUsers); 1029 1030 // treat asec-hosted packages like removable media on upgrade 1031 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1032 if (DEBUG_INSTALL) { 1033 Slog.i(TAG, "upgrading pkg " + res.pkg 1034 + " is ASEC-hosted -> AVAILABLE"); 1035 } 1036 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1037 ArrayList<String> pkgList = new ArrayList<String>(1); 1038 pkgList.add(res.pkg.applicationInfo.packageName); 1039 sendResourcesChangedBroadcast(true, true, 1040 pkgList,uidArray, null); 1041 } 1042 } 1043 if (res.removedInfo.args != null) { 1044 // Remove the replaced package's older resources safely now 1045 deleteOld = true; 1046 } 1047 1048 // Log current value of "unknown sources" setting 1049 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1050 getUnknownSourcesSettings()); 1051 } 1052 // Force a gc to clear up things 1053 Runtime.getRuntime().gc(); 1054 // We delete after a gc for applications on sdcard. 1055 if (deleteOld) { 1056 synchronized (mInstallLock) { 1057 res.removedInfo.args.doPostDeleteLI(true); 1058 } 1059 } 1060 if (args.observer != null) { 1061 try { 1062 Bundle extras = extrasForInstallResult(res); 1063 args.observer.onPackageInstalled(res.name, res.returnCode, 1064 res.returnMsg, extras); 1065 } catch (RemoteException e) { 1066 Slog.i(TAG, "Observer no longer exists."); 1067 } 1068 } 1069 } else { 1070 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1071 } 1072 } break; 1073 case UPDATED_MEDIA_STATUS: { 1074 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1075 boolean reportStatus = msg.arg1 == 1; 1076 boolean doGc = msg.arg2 == 1; 1077 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1078 if (doGc) { 1079 // Force a gc to clear up stale containers. 1080 Runtime.getRuntime().gc(); 1081 } 1082 if (msg.obj != null) { 1083 @SuppressWarnings("unchecked") 1084 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1085 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1086 // Unload containers 1087 unloadAllContainers(args); 1088 } 1089 if (reportStatus) { 1090 try { 1091 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1092 PackageHelper.getMountService().finishMediaUpdate(); 1093 } catch (RemoteException e) { 1094 Log.e(TAG, "MountService not running?"); 1095 } 1096 } 1097 } break; 1098 case WRITE_SETTINGS: { 1099 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1100 synchronized (mPackages) { 1101 removeMessages(WRITE_SETTINGS); 1102 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1103 mSettings.writeLPr(); 1104 mDirtyUsers.clear(); 1105 } 1106 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1107 } break; 1108 case WRITE_PACKAGE_RESTRICTIONS: { 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1110 synchronized (mPackages) { 1111 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1112 for (int userId : mDirtyUsers) { 1113 mSettings.writePackageRestrictionsLPr(userId); 1114 } 1115 mDirtyUsers.clear(); 1116 } 1117 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1118 } break; 1119 case CHECK_PENDING_VERIFICATION: { 1120 final int verificationId = msg.arg1; 1121 final PackageVerificationState state = mPendingVerification.get(verificationId); 1122 1123 if ((state != null) && !state.timeoutExtended()) { 1124 final InstallArgs args = state.getInstallArgs(); 1125 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1126 1127 Slog.i(TAG, "Verification timed out for " + originUri); 1128 mPendingVerification.remove(verificationId); 1129 1130 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1131 1132 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1133 Slog.i(TAG, "Continuing with installation of " + originUri); 1134 state.setVerifierResponse(Binder.getCallingUid(), 1135 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1136 broadcastPackageVerified(verificationId, originUri, 1137 PackageManager.VERIFICATION_ALLOW, 1138 state.getInstallArgs().getUser()); 1139 try { 1140 ret = args.copyApk(mContainerService, true); 1141 } catch (RemoteException e) { 1142 Slog.e(TAG, "Could not contact the ContainerService"); 1143 } 1144 } else { 1145 broadcastPackageVerified(verificationId, originUri, 1146 PackageManager.VERIFICATION_REJECT, 1147 state.getInstallArgs().getUser()); 1148 } 1149 1150 processPendingInstall(args, ret); 1151 mHandler.sendEmptyMessage(MCS_UNBIND); 1152 } 1153 break; 1154 } 1155 case PACKAGE_VERIFIED: { 1156 final int verificationId = msg.arg1; 1157 1158 final PackageVerificationState state = mPendingVerification.get(verificationId); 1159 if (state == null) { 1160 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1161 break; 1162 } 1163 1164 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1165 1166 state.setVerifierResponse(response.callerUid, response.code); 1167 1168 if (state.isVerificationComplete()) { 1169 mPendingVerification.remove(verificationId); 1170 1171 final InstallArgs args = state.getInstallArgs(); 1172 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1173 1174 int ret; 1175 if (state.isInstallAllowed()) { 1176 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1177 broadcastPackageVerified(verificationId, originUri, 1178 response.code, state.getInstallArgs().getUser()); 1179 try { 1180 ret = args.copyApk(mContainerService, true); 1181 } catch (RemoteException e) { 1182 Slog.e(TAG, "Could not contact the ContainerService"); 1183 } 1184 } else { 1185 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1186 } 1187 1188 processPendingInstall(args, ret); 1189 1190 mHandler.sendEmptyMessage(MCS_UNBIND); 1191 } 1192 1193 break; 1194 } 1195 } 1196 } 1197 } 1198 1199 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1200 Bundle extras = null; 1201 switch (res.returnCode) { 1202 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1203 extras = new Bundle(); 1204 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1205 res.origPermission); 1206 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1207 res.origPackage); 1208 break; 1209 } 1210 } 1211 return extras; 1212 } 1213 1214 void scheduleWriteSettingsLocked() { 1215 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1216 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1217 } 1218 } 1219 1220 void scheduleWritePackageRestrictionsLocked(int userId) { 1221 if (!sUserManager.exists(userId)) return; 1222 mDirtyUsers.add(userId); 1223 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1224 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1225 } 1226 } 1227 1228 public static final PackageManagerService main(Context context, Installer installer, 1229 boolean factoryTest, boolean onlyCore) { 1230 PackageManagerService m = new PackageManagerService(context, installer, 1231 factoryTest, onlyCore); 1232 ServiceManager.addService("package", m); 1233 return m; 1234 } 1235 1236 static String[] splitString(String str, char sep) { 1237 int count = 1; 1238 int i = 0; 1239 while ((i=str.indexOf(sep, i)) >= 0) { 1240 count++; 1241 i++; 1242 } 1243 1244 String[] res = new String[count]; 1245 i=0; 1246 count = 0; 1247 int lastI=0; 1248 while ((i=str.indexOf(sep, i)) >= 0) { 1249 res[count] = str.substring(lastI, i); 1250 count++; 1251 i++; 1252 lastI = i; 1253 } 1254 res[count] = str.substring(lastI, str.length()); 1255 return res; 1256 } 1257 1258 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1259 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1260 Context.DISPLAY_SERVICE); 1261 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1262 } 1263 1264 public PackageManagerService(Context context, Installer installer, 1265 boolean factoryTest, boolean onlyCore) { 1266 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1267 SystemClock.uptimeMillis()); 1268 1269 if (mSdkVersion <= 0) { 1270 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1271 } 1272 1273 mContext = context; 1274 mFactoryTest = factoryTest; 1275 mOnlyCore = onlyCore; 1276 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1277 mMetrics = new DisplayMetrics(); 1278 mSettings = new Settings(context); 1279 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1280 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1281 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1282 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1283 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1284 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1285 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1286 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1287 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1288 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1289 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1290 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1291 1292 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1293 if (separateProcesses != null && separateProcesses.length() > 0) { 1294 if ("*".equals(separateProcesses)) { 1295 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1296 mSeparateProcesses = null; 1297 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1298 } else { 1299 mDefParseFlags = 0; 1300 mSeparateProcesses = separateProcesses.split(","); 1301 Slog.w(TAG, "Running with debug.separate_processes: " 1302 + separateProcesses); 1303 } 1304 } else { 1305 mDefParseFlags = 0; 1306 mSeparateProcesses = null; 1307 } 1308 1309 mInstaller = installer; 1310 1311 getDefaultDisplayMetrics(context, mMetrics); 1312 1313 SystemConfig systemConfig = SystemConfig.getInstance(); 1314 mGlobalGids = systemConfig.getGlobalGids(); 1315 mSystemPermissions = systemConfig.getSystemPermissions(); 1316 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1317 1318 synchronized (mInstallLock) { 1319 // writer 1320 synchronized (mPackages) { 1321 mHandlerThread = new ServiceThread(TAG, 1322 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1323 mHandlerThread.start(); 1324 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1325 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1326 1327 File dataDir = Environment.getDataDirectory(); 1328 mAppDataDir = new File(dataDir, "data"); 1329 mAppInstallDir = new File(dataDir, "app"); 1330 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1331 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1332 mUserAppDataDir = new File(dataDir, "user"); 1333 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1334 1335 sUserManager = new UserManagerService(context, this, 1336 mInstallLock, mPackages); 1337 1338 // Propagate permission configuration in to package manager. 1339 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1340 = systemConfig.getPermissions(); 1341 for (int i=0; i<permConfig.size(); i++) { 1342 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1343 BasePermission bp = mSettings.mPermissions.get(perm.name); 1344 if (bp == null) { 1345 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1346 mSettings.mPermissions.put(perm.name, bp); 1347 } 1348 if (perm.gids != null) { 1349 bp.gids = appendInts(bp.gids, perm.gids); 1350 } 1351 } 1352 1353 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1354 for (int i=0; i<libConfig.size(); i++) { 1355 mSharedLibraries.put(libConfig.keyAt(i), 1356 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1357 } 1358 1359 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1360 1361 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1362 mSdkVersion, mOnlyCore); 1363 1364 String customResolverActivity = Resources.getSystem().getString( 1365 R.string.config_customResolverActivity); 1366 if (TextUtils.isEmpty(customResolverActivity)) { 1367 customResolverActivity = null; 1368 } else { 1369 mCustomResolverComponentName = ComponentName.unflattenFromString( 1370 customResolverActivity); 1371 } 1372 1373 long startTime = SystemClock.uptimeMillis(); 1374 1375 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1376 startTime); 1377 1378 // Set flag to monitor and not change apk file paths when 1379 // scanning install directories. 1380 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1381 1382 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1383 1384 /** 1385 * Add everything in the in the boot class path to the 1386 * list of process files because dexopt will have been run 1387 * if necessary during zygote startup. 1388 */ 1389 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1390 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1391 1392 if (bootClassPath != null) { 1393 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1394 for (String element : bootClassPathElements) { 1395 alreadyDexOpted.add(element); 1396 } 1397 } else { 1398 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1399 } 1400 1401 if (systemServerClassPath != null) { 1402 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1403 for (String element : systemServerClassPathElements) { 1404 alreadyDexOpted.add(element); 1405 } 1406 } else { 1407 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1408 } 1409 1410 boolean didDexOptLibraryOrTool = false; 1411 1412 final List<String> allInstructionSets = getAllInstructionSets(); 1413 final String[] dexCodeInstructionSets = 1414 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1415 1416 /** 1417 * Ensure all external libraries have had dexopt run on them. 1418 */ 1419 if (mSharedLibraries.size() > 0) { 1420 // NOTE: For now, we're compiling these system "shared libraries" 1421 // (and framework jars) into all available architectures. It's possible 1422 // to compile them only when we come across an app that uses them (there's 1423 // already logic for that in scanPackageLI) but that adds some complexity. 1424 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1425 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1426 final String lib = libEntry.path; 1427 if (lib == null) { 1428 continue; 1429 } 1430 1431 try { 1432 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1433 dexCodeInstructionSet, 1434 false); 1435 if (dexoptRequired != DexFile.UP_TO_DATE) { 1436 alreadyDexOpted.add(lib); 1437 1438 // The list of "shared libraries" we have at this point is 1439 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1440 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1441 } else { 1442 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1443 } 1444 didDexOptLibraryOrTool = true; 1445 } 1446 } catch (FileNotFoundException e) { 1447 Slog.w(TAG, "Library not found: " + lib); 1448 } catch (IOException e) { 1449 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1450 + e.getMessage()); 1451 } 1452 } 1453 } 1454 } 1455 1456 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1457 1458 // Gross hack for now: we know this file doesn't contain any 1459 // code, so don't dexopt it to avoid the resulting log spew. 1460 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1461 1462 // Gross hack for now: we know this file is only part of 1463 // the boot class path for art, so don't dexopt it to 1464 // avoid the resulting log spew. 1465 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1466 1467 /** 1468 * And there are a number of commands implemented in Java, which 1469 * we currently need to do the dexopt on so that they can be 1470 * run from a non-root shell. 1471 */ 1472 String[] frameworkFiles = frameworkDir.list(); 1473 if (frameworkFiles != null) { 1474 // TODO: We could compile these only for the most preferred ABI. We should 1475 // first double check that the dex files for these commands are not referenced 1476 // by other system apps. 1477 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1478 for (int i=0; i<frameworkFiles.length; i++) { 1479 File libPath = new File(frameworkDir, frameworkFiles[i]); 1480 String path = libPath.getPath(); 1481 // Skip the file if we already did it. 1482 if (alreadyDexOpted.contains(path)) { 1483 continue; 1484 } 1485 // Skip the file if it is not a type we want to dexopt. 1486 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1487 continue; 1488 } 1489 try { 1490 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1491 dexCodeInstructionSet, 1492 false); 1493 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1494 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1495 didDexOptLibraryOrTool = true; 1496 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1497 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1498 didDexOptLibraryOrTool = true; 1499 } 1500 } catch (FileNotFoundException e) { 1501 Slog.w(TAG, "Jar not found: " + path); 1502 } catch (IOException e) { 1503 Slog.w(TAG, "Exception reading jar: " + path, e); 1504 } 1505 } 1506 } 1507 } 1508 1509 // Collect vendor overlay packages. 1510 // (Do this before scanning any apps.) 1511 // For security and version matching reason, only consider 1512 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1513 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1514 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1515 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1516 1517 // Find base frameworks (resource packages without code). 1518 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1519 | PackageParser.PARSE_IS_SYSTEM_DIR 1520 | PackageParser.PARSE_IS_PRIVILEGED, 1521 scanFlags | SCAN_NO_DEX, 0); 1522 1523 // Collected privileged system packages. 1524 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1525 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1526 | PackageParser.PARSE_IS_SYSTEM_DIR 1527 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1528 1529 // Collect ordinary system packages. 1530 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1531 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1532 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1533 1534 // Collect all vendor packages. 1535 File vendorAppDir = new File("/vendor/app"); 1536 try { 1537 vendorAppDir = vendorAppDir.getCanonicalFile(); 1538 } catch (IOException e) { 1539 // failed to look up canonical path, continue with original one 1540 } 1541 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1542 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1543 1544 // Collect all OEM packages. 1545 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1546 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1547 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1548 1549 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1550 mInstaller.moveFiles(); 1551 1552 // Prune any system packages that no longer exist. 1553 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1554 if (!mOnlyCore) { 1555 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1556 while (psit.hasNext()) { 1557 PackageSetting ps = psit.next(); 1558 1559 /* 1560 * If this is not a system app, it can't be a 1561 * disable system app. 1562 */ 1563 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1564 continue; 1565 } 1566 1567 /* 1568 * If the package is scanned, it's not erased. 1569 */ 1570 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1571 if (scannedPkg != null) { 1572 /* 1573 * If the system app is both scanned and in the 1574 * disabled packages list, then it must have been 1575 * added via OTA. Remove it from the currently 1576 * scanned package so the previously user-installed 1577 * application can be scanned. 1578 */ 1579 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1580 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1581 + "; removing system app"); 1582 removePackageLI(ps, true); 1583 } 1584 1585 continue; 1586 } 1587 1588 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1589 psit.remove(); 1590 String msg = "System package " + ps.name 1591 + " no longer exists; wiping its data"; 1592 reportSettingsProblem(Log.WARN, msg); 1593 removeDataDirsLI(ps.name); 1594 } else { 1595 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1596 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1597 possiblyDeletedUpdatedSystemApps.add(ps.name); 1598 } 1599 } 1600 } 1601 } 1602 1603 //look for any incomplete package installations 1604 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1605 //clean up list 1606 for(int i = 0; i < deletePkgsList.size(); i++) { 1607 //clean up here 1608 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1609 } 1610 //delete tmp files 1611 deleteTempPackageFiles(); 1612 1613 // Remove any shared userIDs that have no associated packages 1614 mSettings.pruneSharedUsersLPw(); 1615 1616 if (!mOnlyCore) { 1617 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1618 SystemClock.uptimeMillis()); 1619 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1620 1621 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1622 scanFlags, 0); 1623 1624 /** 1625 * Remove disable package settings for any updated system 1626 * apps that were removed via an OTA. If they're not a 1627 * previously-updated app, remove them completely. 1628 * Otherwise, just revoke their system-level permissions. 1629 */ 1630 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1631 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1632 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1633 1634 String msg; 1635 if (deletedPkg == null) { 1636 msg = "Updated system package " + deletedAppName 1637 + " no longer exists; wiping its data"; 1638 removeDataDirsLI(deletedAppName); 1639 } else { 1640 msg = "Updated system app + " + deletedAppName 1641 + " no longer present; removing system privileges for " 1642 + deletedAppName; 1643 1644 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1645 1646 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1647 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1648 } 1649 reportSettingsProblem(Log.WARN, msg); 1650 } 1651 } 1652 1653 // Now that we know all of the shared libraries, update all clients to have 1654 // the correct library paths. 1655 updateAllSharedLibrariesLPw(); 1656 1657 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1658 // NOTE: We ignore potential failures here during a system scan (like 1659 // the rest of the commands above) because there's precious little we 1660 // can do about it. A settings error is reported, though. 1661 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1662 false /* force dexopt */, false /* defer dexopt */); 1663 } 1664 1665 // Now that we know all the packages we are keeping, 1666 // read and update their last usage times. 1667 mPackageUsage.readLP(); 1668 1669 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1670 SystemClock.uptimeMillis()); 1671 Slog.i(TAG, "Time to scan packages: " 1672 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1673 + " seconds"); 1674 1675 // If the platform SDK has changed since the last time we booted, 1676 // we need to re-grant app permission to catch any new ones that 1677 // appear. This is really a hack, and means that apps can in some 1678 // cases get permissions that the user didn't initially explicitly 1679 // allow... it would be nice to have some better way to handle 1680 // this situation. 1681 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1682 != mSdkVersion; 1683 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1684 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1685 + "; regranting permissions for internal storage"); 1686 mSettings.mInternalSdkPlatform = mSdkVersion; 1687 1688 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1689 | (regrantPermissions 1690 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1691 : 0)); 1692 1693 // If this is the first boot, and it is a normal boot, then 1694 // we need to initialize the default preferred apps. 1695 if (!mRestoredSettings && !onlyCore) { 1696 mSettings.readDefaultPreferredAppsLPw(this, 0); 1697 } 1698 1699 // If this is first boot after an OTA, and a normal boot, then 1700 // we need to clear code cache directories. 1701 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1702 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1703 for (String pkgName : mSettings.mPackages.keySet()) { 1704 deleteCodeCacheDirsLI(pkgName); 1705 } 1706 mSettings.mFingerprint = Build.FINGERPRINT; 1707 } 1708 1709 // All the changes are done during package scanning. 1710 mSettings.updateInternalDatabaseVersion(); 1711 1712 // can downgrade to reader 1713 mSettings.writeLPr(); 1714 1715 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1716 SystemClock.uptimeMillis()); 1717 1718 1719 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1720 } // synchronized (mPackages) 1721 } // synchronized (mInstallLock) 1722 1723 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1724 1725 // Now after opening every single application zip, make sure they 1726 // are all flushed. Not really needed, but keeps things nice and 1727 // tidy. 1728 Runtime.getRuntime().gc(); 1729 } 1730 1731 @Override 1732 public boolean isFirstBoot() { 1733 return !mRestoredSettings; 1734 } 1735 1736 @Override 1737 public boolean isOnlyCoreApps() { 1738 return mOnlyCore; 1739 } 1740 1741 private String getRequiredVerifierLPr() { 1742 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1743 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1744 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1745 1746 String requiredVerifier = null; 1747 1748 final int N = receivers.size(); 1749 for (int i = 0; i < N; i++) { 1750 final ResolveInfo info = receivers.get(i); 1751 1752 if (info.activityInfo == null) { 1753 continue; 1754 } 1755 1756 final String packageName = info.activityInfo.packageName; 1757 1758 final PackageSetting ps = mSettings.mPackages.get(packageName); 1759 if (ps == null) { 1760 continue; 1761 } 1762 1763 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1764 if (!gp.grantedPermissions 1765 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1766 continue; 1767 } 1768 1769 if (requiredVerifier != null) { 1770 throw new RuntimeException("There can be only one required verifier"); 1771 } 1772 1773 requiredVerifier = packageName; 1774 } 1775 1776 return requiredVerifier; 1777 } 1778 1779 @Override 1780 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1781 throws RemoteException { 1782 try { 1783 return super.onTransact(code, data, reply, flags); 1784 } catch (RuntimeException e) { 1785 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1786 Slog.wtf(TAG, "Package Manager Crash", e); 1787 } 1788 throw e; 1789 } 1790 } 1791 1792 void cleanupInstallFailedPackage(PackageSetting ps) { 1793 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1794 removeDataDirsLI(ps.name); 1795 1796 // TODO: try cleaning up codePath directory contents first, since it 1797 // might be a cluster 1798 1799 if (ps.codePath != null) { 1800 if (!ps.codePath.delete()) { 1801 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1802 } 1803 } 1804 if (ps.resourcePath != null) { 1805 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1806 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1807 } 1808 } 1809 mSettings.removePackageLPw(ps.name); 1810 } 1811 1812 static int[] appendInts(int[] cur, int[] add) { 1813 if (add == null) return cur; 1814 if (cur == null) return add; 1815 final int N = add.length; 1816 for (int i=0; i<N; i++) { 1817 cur = appendInt(cur, add[i]); 1818 } 1819 return cur; 1820 } 1821 1822 static int[] removeInts(int[] cur, int[] rem) { 1823 if (rem == null) return cur; 1824 if (cur == null) return cur; 1825 final int N = rem.length; 1826 for (int i=0; i<N; i++) { 1827 cur = removeInt(cur, rem[i]); 1828 } 1829 return cur; 1830 } 1831 1832 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1833 if (!sUserManager.exists(userId)) return null; 1834 final PackageSetting ps = (PackageSetting) p.mExtras; 1835 if (ps == null) { 1836 return null; 1837 } 1838 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1839 final PackageUserState state = ps.readUserState(userId); 1840 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1841 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1842 state, userId); 1843 } 1844 1845 @Override 1846 public boolean isPackageAvailable(String packageName, int userId) { 1847 if (!sUserManager.exists(userId)) return false; 1848 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1849 synchronized (mPackages) { 1850 PackageParser.Package p = mPackages.get(packageName); 1851 if (p != null) { 1852 final PackageSetting ps = (PackageSetting) p.mExtras; 1853 if (ps != null) { 1854 final PackageUserState state = ps.readUserState(userId); 1855 if (state != null) { 1856 return PackageParser.isAvailable(state); 1857 } 1858 } 1859 } 1860 } 1861 return false; 1862 } 1863 1864 @Override 1865 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1866 if (!sUserManager.exists(userId)) return null; 1867 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1868 // reader 1869 synchronized (mPackages) { 1870 PackageParser.Package p = mPackages.get(packageName); 1871 if (DEBUG_PACKAGE_INFO) 1872 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1873 if (p != null) { 1874 return generatePackageInfo(p, flags, userId); 1875 } 1876 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1877 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1878 } 1879 } 1880 return null; 1881 } 1882 1883 @Override 1884 public String[] currentToCanonicalPackageNames(String[] names) { 1885 String[] out = new String[names.length]; 1886 // reader 1887 synchronized (mPackages) { 1888 for (int i=names.length-1; i>=0; i--) { 1889 PackageSetting ps = mSettings.mPackages.get(names[i]); 1890 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1891 } 1892 } 1893 return out; 1894 } 1895 1896 @Override 1897 public String[] canonicalToCurrentPackageNames(String[] names) { 1898 String[] out = new String[names.length]; 1899 // reader 1900 synchronized (mPackages) { 1901 for (int i=names.length-1; i>=0; i--) { 1902 String cur = mSettings.mRenamedPackages.get(names[i]); 1903 out[i] = cur != null ? cur : names[i]; 1904 } 1905 } 1906 return out; 1907 } 1908 1909 @Override 1910 public int getPackageUid(String packageName, int userId) { 1911 if (!sUserManager.exists(userId)) return -1; 1912 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1913 // reader 1914 synchronized (mPackages) { 1915 PackageParser.Package p = mPackages.get(packageName); 1916 if(p != null) { 1917 return UserHandle.getUid(userId, p.applicationInfo.uid); 1918 } 1919 PackageSetting ps = mSettings.mPackages.get(packageName); 1920 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1921 return -1; 1922 } 1923 p = ps.pkg; 1924 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1925 } 1926 } 1927 1928 @Override 1929 public int[] getPackageGids(String packageName) { 1930 // reader 1931 synchronized (mPackages) { 1932 PackageParser.Package p = mPackages.get(packageName); 1933 if (DEBUG_PACKAGE_INFO) 1934 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1935 if (p != null) { 1936 final PackageSetting ps = (PackageSetting)p.mExtras; 1937 return ps.getGids(); 1938 } 1939 } 1940 // stupid thing to indicate an error. 1941 return new int[0]; 1942 } 1943 1944 static final PermissionInfo generatePermissionInfo( 1945 BasePermission bp, int flags) { 1946 if (bp.perm != null) { 1947 return PackageParser.generatePermissionInfo(bp.perm, flags); 1948 } 1949 PermissionInfo pi = new PermissionInfo(); 1950 pi.name = bp.name; 1951 pi.packageName = bp.sourcePackage; 1952 pi.nonLocalizedLabel = bp.name; 1953 pi.protectionLevel = bp.protectionLevel; 1954 return pi; 1955 } 1956 1957 @Override 1958 public PermissionInfo getPermissionInfo(String name, int flags) { 1959 // reader 1960 synchronized (mPackages) { 1961 final BasePermission p = mSettings.mPermissions.get(name); 1962 if (p != null) { 1963 return generatePermissionInfo(p, flags); 1964 } 1965 return null; 1966 } 1967 } 1968 1969 @Override 1970 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1971 // reader 1972 synchronized (mPackages) { 1973 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1974 for (BasePermission p : mSettings.mPermissions.values()) { 1975 if (group == null) { 1976 if (p.perm == null || p.perm.info.group == null) { 1977 out.add(generatePermissionInfo(p, flags)); 1978 } 1979 } else { 1980 if (p.perm != null && group.equals(p.perm.info.group)) { 1981 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1982 } 1983 } 1984 } 1985 1986 if (out.size() > 0) { 1987 return out; 1988 } 1989 return mPermissionGroups.containsKey(group) ? out : null; 1990 } 1991 } 1992 1993 @Override 1994 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1995 // reader 1996 synchronized (mPackages) { 1997 return PackageParser.generatePermissionGroupInfo( 1998 mPermissionGroups.get(name), flags); 1999 } 2000 } 2001 2002 @Override 2003 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2004 // reader 2005 synchronized (mPackages) { 2006 final int N = mPermissionGroups.size(); 2007 ArrayList<PermissionGroupInfo> out 2008 = new ArrayList<PermissionGroupInfo>(N); 2009 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2010 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2011 } 2012 return out; 2013 } 2014 } 2015 2016 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2017 int userId) { 2018 if (!sUserManager.exists(userId)) return null; 2019 PackageSetting ps = mSettings.mPackages.get(packageName); 2020 if (ps != null) { 2021 if (ps.pkg == null) { 2022 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2023 flags, userId); 2024 if (pInfo != null) { 2025 return pInfo.applicationInfo; 2026 } 2027 return null; 2028 } 2029 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2030 ps.readUserState(userId), userId); 2031 } 2032 return null; 2033 } 2034 2035 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2036 int userId) { 2037 if (!sUserManager.exists(userId)) return null; 2038 PackageSetting ps = mSettings.mPackages.get(packageName); 2039 if (ps != null) { 2040 PackageParser.Package pkg = ps.pkg; 2041 if (pkg == null) { 2042 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2043 return null; 2044 } 2045 // Only data remains, so we aren't worried about code paths 2046 pkg = new PackageParser.Package(packageName); 2047 pkg.applicationInfo.packageName = packageName; 2048 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2049 pkg.applicationInfo.dataDir = 2050 getDataPathForPackage(packageName, 0).getPath(); 2051 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2052 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2053 } 2054 return generatePackageInfo(pkg, flags, userId); 2055 } 2056 return null; 2057 } 2058 2059 @Override 2060 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2061 if (!sUserManager.exists(userId)) return null; 2062 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2063 // writer 2064 synchronized (mPackages) { 2065 PackageParser.Package p = mPackages.get(packageName); 2066 if (DEBUG_PACKAGE_INFO) Log.v( 2067 TAG, "getApplicationInfo " + packageName 2068 + ": " + p); 2069 if (p != null) { 2070 PackageSetting ps = mSettings.mPackages.get(packageName); 2071 if (ps == null) return null; 2072 // Note: isEnabledLP() does not apply here - always return info 2073 return PackageParser.generateApplicationInfo( 2074 p, flags, ps.readUserState(userId), userId); 2075 } 2076 if ("android".equals(packageName)||"system".equals(packageName)) { 2077 return mAndroidApplication; 2078 } 2079 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2080 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2081 } 2082 } 2083 return null; 2084 } 2085 2086 2087 @Override 2088 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2089 mContext.enforceCallingOrSelfPermission( 2090 android.Manifest.permission.CLEAR_APP_CACHE, null); 2091 // Queue up an async operation since clearing cache may take a little while. 2092 mHandler.post(new Runnable() { 2093 public void run() { 2094 mHandler.removeCallbacks(this); 2095 int retCode = -1; 2096 synchronized (mInstallLock) { 2097 retCode = mInstaller.freeCache(freeStorageSize); 2098 if (retCode < 0) { 2099 Slog.w(TAG, "Couldn't clear application caches"); 2100 } 2101 } 2102 if (observer != null) { 2103 try { 2104 observer.onRemoveCompleted(null, (retCode >= 0)); 2105 } catch (RemoteException e) { 2106 Slog.w(TAG, "RemoveException when invoking call back"); 2107 } 2108 } 2109 } 2110 }); 2111 } 2112 2113 @Override 2114 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2115 mContext.enforceCallingOrSelfPermission( 2116 android.Manifest.permission.CLEAR_APP_CACHE, null); 2117 // Queue up an async operation since clearing cache may take a little while. 2118 mHandler.post(new Runnable() { 2119 public void run() { 2120 mHandler.removeCallbacks(this); 2121 int retCode = -1; 2122 synchronized (mInstallLock) { 2123 retCode = mInstaller.freeCache(freeStorageSize); 2124 if (retCode < 0) { 2125 Slog.w(TAG, "Couldn't clear application caches"); 2126 } 2127 } 2128 if(pi != null) { 2129 try { 2130 // Callback via pending intent 2131 int code = (retCode >= 0) ? 1 : 0; 2132 pi.sendIntent(null, code, null, 2133 null, null); 2134 } catch (SendIntentException e1) { 2135 Slog.i(TAG, "Failed to send pending intent"); 2136 } 2137 } 2138 } 2139 }); 2140 } 2141 2142 void freeStorage(long freeStorageSize) throws IOException { 2143 synchronized (mInstallLock) { 2144 if (mInstaller.freeCache(freeStorageSize) < 0) { 2145 throw new IOException("Failed to free enough space"); 2146 } 2147 } 2148 } 2149 2150 @Override 2151 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2152 if (!sUserManager.exists(userId)) return null; 2153 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2154 synchronized (mPackages) { 2155 PackageParser.Activity a = mActivities.mActivities.get(component); 2156 2157 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2158 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2159 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2160 if (ps == null) return null; 2161 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2162 userId); 2163 } 2164 if (mResolveComponentName.equals(component)) { 2165 return mResolveActivity; 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, "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, "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, "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 message the message to log on security exception 2333 */ 2334 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2335 String message) { 2336 if (userId < 0) { 2337 throw new IllegalArgumentException("Invalid userId " + userId); 2338 } 2339 if (userId == UserHandle.getUserId(callingUid)) return; 2340 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2341 if (requireFullPermission) { 2342 mContext.enforceCallingOrSelfPermission( 2343 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2344 } else { 2345 try { 2346 mContext.enforceCallingOrSelfPermission( 2347 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2348 } catch (SecurityException se) { 2349 mContext.enforceCallingOrSelfPermission( 2350 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2351 } 2352 } 2353 } 2354 } 2355 2356 private BasePermission findPermissionTreeLP(String permName) { 2357 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2358 if (permName.startsWith(bp.name) && 2359 permName.length() > bp.name.length() && 2360 permName.charAt(bp.name.length()) == '.') { 2361 return bp; 2362 } 2363 } 2364 return null; 2365 } 2366 2367 private BasePermission checkPermissionTreeLP(String permName) { 2368 if (permName != null) { 2369 BasePermission bp = findPermissionTreeLP(permName); 2370 if (bp != null) { 2371 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2372 return bp; 2373 } 2374 throw new SecurityException("Calling uid " 2375 + Binder.getCallingUid() 2376 + " is not allowed to add to permission tree " 2377 + bp.name + " owned by uid " + bp.uid); 2378 } 2379 } 2380 throw new SecurityException("No permission tree found for " + permName); 2381 } 2382 2383 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2384 if (s1 == null) { 2385 return s2 == null; 2386 } 2387 if (s2 == null) { 2388 return false; 2389 } 2390 if (s1.getClass() != s2.getClass()) { 2391 return false; 2392 } 2393 return s1.equals(s2); 2394 } 2395 2396 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2397 if (pi1.icon != pi2.icon) return false; 2398 if (pi1.logo != pi2.logo) return false; 2399 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2400 if (!compareStrings(pi1.name, pi2.name)) return false; 2401 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2402 // We'll take care of setting this one. 2403 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2404 // These are not currently stored in settings. 2405 //if (!compareStrings(pi1.group, pi2.group)) return false; 2406 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2407 //if (pi1.labelRes != pi2.labelRes) return false; 2408 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2409 return true; 2410 } 2411 2412 int permissionInfoFootprint(PermissionInfo info) { 2413 int size = info.name.length(); 2414 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2415 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2416 return size; 2417 } 2418 2419 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2420 int size = 0; 2421 for (BasePermission perm : mSettings.mPermissions.values()) { 2422 if (perm.uid == tree.uid) { 2423 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2424 } 2425 } 2426 return size; 2427 } 2428 2429 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2430 // We calculate the max size of permissions defined by this uid and throw 2431 // if that plus the size of 'info' would exceed our stated maximum. 2432 if (tree.uid != Process.SYSTEM_UID) { 2433 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2434 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2435 throw new SecurityException("Permission tree size cap exceeded"); 2436 } 2437 } 2438 } 2439 2440 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2441 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2442 throw new SecurityException("Label must be specified in permission"); 2443 } 2444 BasePermission tree = checkPermissionTreeLP(info.name); 2445 BasePermission bp = mSettings.mPermissions.get(info.name); 2446 boolean added = bp == null; 2447 boolean changed = true; 2448 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2449 if (added) { 2450 enforcePermissionCapLocked(info, tree); 2451 bp = new BasePermission(info.name, tree.sourcePackage, 2452 BasePermission.TYPE_DYNAMIC); 2453 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2454 throw new SecurityException( 2455 "Not allowed to modify non-dynamic permission " 2456 + info.name); 2457 } else { 2458 if (bp.protectionLevel == fixedLevel 2459 && bp.perm.owner.equals(tree.perm.owner) 2460 && bp.uid == tree.uid 2461 && comparePermissionInfos(bp.perm.info, info)) { 2462 changed = false; 2463 } 2464 } 2465 bp.protectionLevel = fixedLevel; 2466 info = new PermissionInfo(info); 2467 info.protectionLevel = fixedLevel; 2468 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2469 bp.perm.info.packageName = tree.perm.info.packageName; 2470 bp.uid = tree.uid; 2471 if (added) { 2472 mSettings.mPermissions.put(info.name, bp); 2473 } 2474 if (changed) { 2475 if (!async) { 2476 mSettings.writeLPr(); 2477 } else { 2478 scheduleWriteSettingsLocked(); 2479 } 2480 } 2481 return added; 2482 } 2483 2484 @Override 2485 public boolean addPermission(PermissionInfo info) { 2486 synchronized (mPackages) { 2487 return addPermissionLocked(info, false); 2488 } 2489 } 2490 2491 @Override 2492 public boolean addPermissionAsync(PermissionInfo info) { 2493 synchronized (mPackages) { 2494 return addPermissionLocked(info, true); 2495 } 2496 } 2497 2498 @Override 2499 public void removePermission(String name) { 2500 synchronized (mPackages) { 2501 checkPermissionTreeLP(name); 2502 BasePermission bp = mSettings.mPermissions.get(name); 2503 if (bp != null) { 2504 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2505 throw new SecurityException( 2506 "Not allowed to modify non-dynamic permission " 2507 + name); 2508 } 2509 mSettings.mPermissions.remove(name); 2510 mSettings.writeLPr(); 2511 } 2512 } 2513 } 2514 2515 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2516 int index = pkg.requestedPermissions.indexOf(bp.name); 2517 if (index == -1) { 2518 throw new SecurityException("Package " + pkg.packageName 2519 + " has not requested permission " + bp.name); 2520 } 2521 boolean isNormal = 2522 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2523 == PermissionInfo.PROTECTION_NORMAL); 2524 boolean isDangerous = 2525 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2526 == PermissionInfo.PROTECTION_DANGEROUS); 2527 boolean isDevelopment = 2528 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2529 2530 if (!isNormal && !isDangerous && !isDevelopment) { 2531 throw new SecurityException("Permission " + bp.name 2532 + " is not a changeable permission type"); 2533 } 2534 2535 if (isNormal || isDangerous) { 2536 if (pkg.requestedPermissionsRequired.get(index)) { 2537 throw new SecurityException("Can't change " + bp.name 2538 + ". It is required by the application"); 2539 } 2540 } 2541 } 2542 2543 @Override 2544 public void grantPermission(String packageName, String permissionName) { 2545 mContext.enforceCallingOrSelfPermission( 2546 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2547 synchronized (mPackages) { 2548 final PackageParser.Package pkg = mPackages.get(packageName); 2549 if (pkg == null) { 2550 throw new IllegalArgumentException("Unknown package: " + packageName); 2551 } 2552 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2553 if (bp == null) { 2554 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2555 } 2556 2557 checkGrantRevokePermissions(pkg, bp); 2558 2559 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2560 if (ps == null) { 2561 return; 2562 } 2563 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2564 if (gp.grantedPermissions.add(permissionName)) { 2565 if (ps.haveGids) { 2566 gp.gids = appendInts(gp.gids, bp.gids); 2567 } 2568 mSettings.writeLPr(); 2569 } 2570 } 2571 } 2572 2573 @Override 2574 public void revokePermission(String packageName, String permissionName) { 2575 int changedAppId = -1; 2576 2577 synchronized (mPackages) { 2578 final PackageParser.Package pkg = mPackages.get(packageName); 2579 if (pkg == null) { 2580 throw new IllegalArgumentException("Unknown package: " + packageName); 2581 } 2582 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2583 mContext.enforceCallingOrSelfPermission( 2584 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2585 } 2586 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2587 if (bp == null) { 2588 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2589 } 2590 2591 checkGrantRevokePermissions(pkg, bp); 2592 2593 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2594 if (ps == null) { 2595 return; 2596 } 2597 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2598 if (gp.grantedPermissions.remove(permissionName)) { 2599 gp.grantedPermissions.remove(permissionName); 2600 if (ps.haveGids) { 2601 gp.gids = removeInts(gp.gids, bp.gids); 2602 } 2603 mSettings.writeLPr(); 2604 changedAppId = ps.appId; 2605 } 2606 } 2607 2608 if (changedAppId >= 0) { 2609 // We changed the perm on someone, kill its processes. 2610 IActivityManager am = ActivityManagerNative.getDefault(); 2611 if (am != null) { 2612 final int callingUserId = UserHandle.getCallingUserId(); 2613 final long ident = Binder.clearCallingIdentity(); 2614 try { 2615 //XXX we should only revoke for the calling user's app permissions, 2616 // but for now we impact all users. 2617 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2618 // "revoke " + permissionName); 2619 int[] users = sUserManager.getUserIds(); 2620 for (int user : users) { 2621 am.killUid(UserHandle.getUid(user, changedAppId), 2622 "revoke " + permissionName); 2623 } 2624 } catch (RemoteException e) { 2625 } finally { 2626 Binder.restoreCallingIdentity(ident); 2627 } 2628 } 2629 } 2630 } 2631 2632 @Override 2633 public boolean isProtectedBroadcast(String actionName) { 2634 synchronized (mPackages) { 2635 return mProtectedBroadcasts.contains(actionName); 2636 } 2637 } 2638 2639 @Override 2640 public int checkSignatures(String pkg1, String pkg2) { 2641 synchronized (mPackages) { 2642 final PackageParser.Package p1 = mPackages.get(pkg1); 2643 final PackageParser.Package p2 = mPackages.get(pkg2); 2644 if (p1 == null || p1.mExtras == null 2645 || p2 == null || p2.mExtras == null) { 2646 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2647 } 2648 return compareSignatures(p1.mSignatures, p2.mSignatures); 2649 } 2650 } 2651 2652 @Override 2653 public int checkUidSignatures(int uid1, int uid2) { 2654 // Map to base uids. 2655 uid1 = UserHandle.getAppId(uid1); 2656 uid2 = UserHandle.getAppId(uid2); 2657 // reader 2658 synchronized (mPackages) { 2659 Signature[] s1; 2660 Signature[] s2; 2661 Object obj = mSettings.getUserIdLPr(uid1); 2662 if (obj != null) { 2663 if (obj instanceof SharedUserSetting) { 2664 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2665 } else if (obj instanceof PackageSetting) { 2666 s1 = ((PackageSetting)obj).signatures.mSignatures; 2667 } else { 2668 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2669 } 2670 } else { 2671 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2672 } 2673 obj = mSettings.getUserIdLPr(uid2); 2674 if (obj != null) { 2675 if (obj instanceof SharedUserSetting) { 2676 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2677 } else if (obj instanceof PackageSetting) { 2678 s2 = ((PackageSetting)obj).signatures.mSignatures; 2679 } else { 2680 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2681 } 2682 } else { 2683 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2684 } 2685 return compareSignatures(s1, s2); 2686 } 2687 } 2688 2689 /** 2690 * Compares two sets of signatures. Returns: 2691 * <br /> 2692 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2693 * <br /> 2694 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2695 * <br /> 2696 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2697 * <br /> 2698 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2699 * <br /> 2700 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2701 */ 2702 static int compareSignatures(Signature[] s1, Signature[] s2) { 2703 if (s1 == null) { 2704 return s2 == null 2705 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2706 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2707 } 2708 2709 if (s2 == null) { 2710 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2711 } 2712 2713 if (s1.length != s2.length) { 2714 return PackageManager.SIGNATURE_NO_MATCH; 2715 } 2716 2717 // Since both signature sets are of size 1, we can compare without HashSets. 2718 if (s1.length == 1) { 2719 return s1[0].equals(s2[0]) ? 2720 PackageManager.SIGNATURE_MATCH : 2721 PackageManager.SIGNATURE_NO_MATCH; 2722 } 2723 2724 HashSet<Signature> set1 = new HashSet<Signature>(); 2725 for (Signature sig : s1) { 2726 set1.add(sig); 2727 } 2728 HashSet<Signature> set2 = new HashSet<Signature>(); 2729 for (Signature sig : s2) { 2730 set2.add(sig); 2731 } 2732 // Make sure s2 contains all signatures in s1. 2733 if (set1.equals(set2)) { 2734 return PackageManager.SIGNATURE_MATCH; 2735 } 2736 return PackageManager.SIGNATURE_NO_MATCH; 2737 } 2738 2739 /** 2740 * If the database version for this type of package (internal storage or 2741 * external storage) is less than the version where package signatures 2742 * were updated, return true. 2743 */ 2744 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2745 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2746 DatabaseVersion.SIGNATURE_END_ENTITY)) 2747 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2748 DatabaseVersion.SIGNATURE_END_ENTITY)); 2749 } 2750 2751 /** 2752 * Used for backward compatibility to make sure any packages with 2753 * certificate chains get upgraded to the new style. {@code existingSigs} 2754 * will be in the old format (since they were stored on disk from before the 2755 * system upgrade) and {@code scannedSigs} will be in the newer format. 2756 */ 2757 private int compareSignaturesCompat(PackageSignatures existingSigs, 2758 PackageParser.Package scannedPkg) { 2759 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2760 return PackageManager.SIGNATURE_NO_MATCH; 2761 } 2762 2763 HashSet<Signature> existingSet = new HashSet<Signature>(); 2764 for (Signature sig : existingSigs.mSignatures) { 2765 existingSet.add(sig); 2766 } 2767 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2768 for (Signature sig : scannedPkg.mSignatures) { 2769 try { 2770 Signature[] chainSignatures = sig.getChainSignatures(); 2771 for (Signature chainSig : chainSignatures) { 2772 scannedCompatSet.add(chainSig); 2773 } 2774 } catch (CertificateEncodingException e) { 2775 scannedCompatSet.add(sig); 2776 } 2777 } 2778 /* 2779 * Make sure the expanded scanned set contains all signatures in the 2780 * existing one. 2781 */ 2782 if (scannedCompatSet.equals(existingSet)) { 2783 // Migrate the old signatures to the new scheme. 2784 existingSigs.assignSignatures(scannedPkg.mSignatures); 2785 // The new KeySets will be re-added later in the scanning process. 2786 synchronized (mPackages) { 2787 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2788 } 2789 return PackageManager.SIGNATURE_MATCH; 2790 } 2791 return PackageManager.SIGNATURE_NO_MATCH; 2792 } 2793 2794 @Override 2795 public String[] getPackagesForUid(int uid) { 2796 uid = UserHandle.getAppId(uid); 2797 // reader 2798 synchronized (mPackages) { 2799 Object obj = mSettings.getUserIdLPr(uid); 2800 if (obj instanceof SharedUserSetting) { 2801 final SharedUserSetting sus = (SharedUserSetting) obj; 2802 final int N = sus.packages.size(); 2803 final String[] res = new String[N]; 2804 final Iterator<PackageSetting> it = sus.packages.iterator(); 2805 int i = 0; 2806 while (it.hasNext()) { 2807 res[i++] = it.next().name; 2808 } 2809 return res; 2810 } else if (obj instanceof PackageSetting) { 2811 final PackageSetting ps = (PackageSetting) obj; 2812 return new String[] { ps.name }; 2813 } 2814 } 2815 return null; 2816 } 2817 2818 @Override 2819 public String getNameForUid(int uid) { 2820 // reader 2821 synchronized (mPackages) { 2822 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2823 if (obj instanceof SharedUserSetting) { 2824 final SharedUserSetting sus = (SharedUserSetting) obj; 2825 return sus.name + ":" + sus.userId; 2826 } else if (obj instanceof PackageSetting) { 2827 final PackageSetting ps = (PackageSetting) obj; 2828 return ps.name; 2829 } 2830 } 2831 return null; 2832 } 2833 2834 @Override 2835 public int getUidForSharedUser(String sharedUserName) { 2836 if(sharedUserName == null) { 2837 return -1; 2838 } 2839 // reader 2840 synchronized (mPackages) { 2841 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2842 if (suid == null) { 2843 return -1; 2844 } 2845 return suid.userId; 2846 } 2847 } 2848 2849 @Override 2850 public int getFlagsForUid(int uid) { 2851 synchronized (mPackages) { 2852 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2853 if (obj instanceof SharedUserSetting) { 2854 final SharedUserSetting sus = (SharedUserSetting) obj; 2855 return sus.pkgFlags; 2856 } else if (obj instanceof PackageSetting) { 2857 final PackageSetting ps = (PackageSetting) obj; 2858 return ps.pkgFlags; 2859 } 2860 } 2861 return 0; 2862 } 2863 2864 @Override 2865 public String[] getAppOpPermissionPackages(String permissionName) { 2866 synchronized (mPackages) { 2867 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2868 if (pkgs == null) { 2869 return null; 2870 } 2871 return pkgs.toArray(new String[pkgs.size()]); 2872 } 2873 } 2874 2875 @Override 2876 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2877 int flags, int userId) { 2878 if (!sUserManager.exists(userId)) return null; 2879 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2880 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2881 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2882 } 2883 2884 @Override 2885 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2886 IntentFilter filter, int match, ComponentName activity) { 2887 final int userId = UserHandle.getCallingUserId(); 2888 if (DEBUG_PREFERRED) { 2889 Log.v(TAG, "setLastChosenActivity intent=" + intent 2890 + " resolvedType=" + resolvedType 2891 + " flags=" + flags 2892 + " filter=" + filter 2893 + " match=" + match 2894 + " activity=" + activity); 2895 filter.dump(new PrintStreamPrinter(System.out), " "); 2896 } 2897 intent.setComponent(null); 2898 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2899 // Find any earlier preferred or last chosen entries and nuke them 2900 findPreferredActivity(intent, resolvedType, 2901 flags, query, 0, false, true, false, userId); 2902 // Add the new activity as the last chosen for this filter 2903 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2904 "Setting last chosen"); 2905 } 2906 2907 @Override 2908 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2909 final int userId = UserHandle.getCallingUserId(); 2910 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2911 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2912 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2913 false, false, false, userId); 2914 } 2915 2916 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2917 int flags, List<ResolveInfo> query, int userId) { 2918 if (query != null) { 2919 final int N = query.size(); 2920 if (N == 1) { 2921 return query.get(0); 2922 } else if (N > 1) { 2923 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2924 // If there is more than one activity with the same priority, 2925 // then let the user decide between them. 2926 ResolveInfo r0 = query.get(0); 2927 ResolveInfo r1 = query.get(1); 2928 if (DEBUG_INTENT_MATCHING || debug) { 2929 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2930 + r1.activityInfo.name + "=" + r1.priority); 2931 } 2932 // If the first activity has a higher priority, or a different 2933 // default, then it is always desireable to pick it. 2934 if (r0.priority != r1.priority 2935 || r0.preferredOrder != r1.preferredOrder 2936 || r0.isDefault != r1.isDefault) { 2937 return query.get(0); 2938 } 2939 // If we have saved a preference for a preferred activity for 2940 // this Intent, use that. 2941 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2942 flags, query, r0.priority, true, false, debug, userId); 2943 if (ri != null) { 2944 return ri; 2945 } 2946 if (userId != 0) { 2947 ri = new ResolveInfo(mResolveInfo); 2948 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2949 ri.activityInfo.applicationInfo = new ApplicationInfo( 2950 ri.activityInfo.applicationInfo); 2951 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2952 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2953 return ri; 2954 } 2955 return mResolveInfo; 2956 } 2957 } 2958 return null; 2959 } 2960 2961 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2962 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2963 final int N = query.size(); 2964 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2965 .get(userId); 2966 // Get the list of persistent preferred activities that handle the intent 2967 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2968 List<PersistentPreferredActivity> pprefs = ppir != null 2969 ? ppir.queryIntent(intent, resolvedType, 2970 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2971 : null; 2972 if (pprefs != null && pprefs.size() > 0) { 2973 final int M = pprefs.size(); 2974 for (int i=0; i<M; i++) { 2975 final PersistentPreferredActivity ppa = pprefs.get(i); 2976 if (DEBUG_PREFERRED || debug) { 2977 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2978 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2979 + "\n component=" + ppa.mComponent); 2980 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2981 } 2982 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2983 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2984 if (DEBUG_PREFERRED || debug) { 2985 Slog.v(TAG, "Found persistent preferred activity:"); 2986 if (ai != null) { 2987 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2988 } else { 2989 Slog.v(TAG, " null"); 2990 } 2991 } 2992 if (ai == null) { 2993 // This previously registered persistent preferred activity 2994 // component is no longer known. Ignore it and do NOT remove it. 2995 continue; 2996 } 2997 for (int j=0; j<N; j++) { 2998 final ResolveInfo ri = query.get(j); 2999 if (!ri.activityInfo.applicationInfo.packageName 3000 .equals(ai.applicationInfo.packageName)) { 3001 continue; 3002 } 3003 if (!ri.activityInfo.name.equals(ai.name)) { 3004 continue; 3005 } 3006 // Found a persistent preference that can handle the intent. 3007 if (DEBUG_PREFERRED || debug) { 3008 Slog.v(TAG, "Returning persistent preferred activity: " + 3009 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3010 } 3011 return ri; 3012 } 3013 } 3014 } 3015 return null; 3016 } 3017 3018 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3019 List<ResolveInfo> query, int priority, boolean always, 3020 boolean removeMatches, boolean debug, int userId) { 3021 if (!sUserManager.exists(userId)) return null; 3022 // writer 3023 synchronized (mPackages) { 3024 if (intent.getSelector() != null) { 3025 intent = intent.getSelector(); 3026 } 3027 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3028 3029 // Try to find a matching persistent preferred activity. 3030 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3031 debug, userId); 3032 3033 // If a persistent preferred activity matched, use it. 3034 if (pri != null) { 3035 return pri; 3036 } 3037 3038 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3039 // Get the list of preferred activities that handle the intent 3040 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3041 List<PreferredActivity> prefs = pir != null 3042 ? pir.queryIntent(intent, resolvedType, 3043 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3044 : null; 3045 if (prefs != null && prefs.size() > 0) { 3046 boolean changed = false; 3047 try { 3048 // First figure out how good the original match set is. 3049 // We will only allow preferred activities that came 3050 // from the same match quality. 3051 int match = 0; 3052 3053 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3054 3055 final int N = query.size(); 3056 for (int j=0; j<N; j++) { 3057 final ResolveInfo ri = query.get(j); 3058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3059 + ": 0x" + Integer.toHexString(match)); 3060 if (ri.match > match) { 3061 match = ri.match; 3062 } 3063 } 3064 3065 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3066 + Integer.toHexString(match)); 3067 3068 match &= IntentFilter.MATCH_CATEGORY_MASK; 3069 final int M = prefs.size(); 3070 for (int i=0; i<M; i++) { 3071 final PreferredActivity pa = prefs.get(i); 3072 if (DEBUG_PREFERRED || debug) { 3073 Slog.v(TAG, "Checking PreferredActivity ds=" 3074 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3075 + "\n component=" + pa.mPref.mComponent); 3076 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3077 } 3078 if (pa.mPref.mMatch != match) { 3079 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3080 + Integer.toHexString(pa.mPref.mMatch)); 3081 continue; 3082 } 3083 // If it's not an "always" type preferred activity and that's what we're 3084 // looking for, skip it. 3085 if (always && !pa.mPref.mAlways) { 3086 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3087 continue; 3088 } 3089 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3090 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3091 if (DEBUG_PREFERRED || debug) { 3092 Slog.v(TAG, "Found preferred activity:"); 3093 if (ai != null) { 3094 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3095 } else { 3096 Slog.v(TAG, " null"); 3097 } 3098 } 3099 if (ai == null) { 3100 // This previously registered preferred activity 3101 // component is no longer known. Most likely an update 3102 // to the app was installed and in the new version this 3103 // component no longer exists. Clean it up by removing 3104 // it from the preferred activities list, and skip it. 3105 Slog.w(TAG, "Removing dangling preferred activity: " 3106 + pa.mPref.mComponent); 3107 pir.removeFilter(pa); 3108 changed = true; 3109 continue; 3110 } 3111 for (int j=0; j<N; j++) { 3112 final ResolveInfo ri = query.get(j); 3113 if (!ri.activityInfo.applicationInfo.packageName 3114 .equals(ai.applicationInfo.packageName)) { 3115 continue; 3116 } 3117 if (!ri.activityInfo.name.equals(ai.name)) { 3118 continue; 3119 } 3120 3121 if (removeMatches) { 3122 pir.removeFilter(pa); 3123 changed = true; 3124 if (DEBUG_PREFERRED) { 3125 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3126 } 3127 break; 3128 } 3129 3130 // Okay we found a previously set preferred or last chosen app. 3131 // If the result set is different from when this 3132 // was created, we need to clear it and re-ask the 3133 // user their preference, if we're looking for an "always" type entry. 3134 if (always && !pa.mPref.sameSet(query, priority)) { 3135 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3136 + intent + " type " + resolvedType); 3137 if (DEBUG_PREFERRED) { 3138 Slog.v(TAG, "Removing preferred activity since set changed " 3139 + pa.mPref.mComponent); 3140 } 3141 pir.removeFilter(pa); 3142 // Re-add the filter as a "last chosen" entry (!always) 3143 PreferredActivity lastChosen = new PreferredActivity( 3144 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3145 pir.addFilter(lastChosen); 3146 changed = true; 3147 return null; 3148 } 3149 3150 // Yay! Either the set matched or we're looking for the last chosen 3151 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3152 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3153 return ri; 3154 } 3155 } 3156 } finally { 3157 if (changed) { 3158 if (DEBUG_PREFERRED) { 3159 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3160 } 3161 mSettings.writePackageRestrictionsLPr(userId); 3162 } 3163 } 3164 } 3165 } 3166 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3167 return null; 3168 } 3169 3170 /* 3171 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3172 */ 3173 @Override 3174 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3175 int targetUserId) { 3176 mContext.enforceCallingOrSelfPermission( 3177 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3178 List<CrossProfileIntentFilter> matches = 3179 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3180 if (matches != null) { 3181 int size = matches.size(); 3182 for (int i = 0; i < size; i++) { 3183 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3184 } 3185 } 3186 ArrayList<String> packageNames = null; 3187 SparseArray<ArrayList<String>> fromSource = 3188 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3189 if (fromSource != null) { 3190 packageNames = fromSource.get(targetUserId); 3191 if (packageNames != null) { 3192 // We need the package name, so we try to resolve with the loosest flags possible 3193 List<ResolveInfo> resolveInfos = mActivities.queryIntent(intent, resolvedType, 3194 PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3195 int count = resolveInfos.size(); 3196 for (int i = 0; i < count; i++) { 3197 ResolveInfo resolveInfo = resolveInfos.get(i); 3198 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3199 return true; 3200 } 3201 } 3202 } 3203 } 3204 return false; 3205 } 3206 3207 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3208 String resolvedType, int userId) { 3209 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3210 if (resolver != null) { 3211 return resolver.queryIntent(intent, resolvedType, false, userId); 3212 } 3213 return null; 3214 } 3215 3216 @Override 3217 public List<ResolveInfo> queryIntentActivities(Intent intent, 3218 String resolvedType, int flags, int userId) { 3219 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3220 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3221 ComponentName comp = intent.getComponent(); 3222 if (comp == null) { 3223 if (intent.getSelector() != null) { 3224 intent = intent.getSelector(); 3225 comp = intent.getComponent(); 3226 } 3227 } 3228 3229 if (comp != null) { 3230 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3231 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3232 if (ai != null) { 3233 final ResolveInfo ri = new ResolveInfo(); 3234 ri.activityInfo = ai; 3235 list.add(ri); 3236 } 3237 return list; 3238 } 3239 3240 // reader 3241 synchronized (mPackages) { 3242 final String pkgName = intent.getPackage(); 3243 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3244 if (pkgName == null) { 3245 ResolveInfo resolveInfo = null; 3246 if (queryCrossProfile) { 3247 // Check if the intent needs to be forwarded to another user for this package 3248 ArrayList<ResolveInfo> crossProfileResult = 3249 queryIntentActivitiesCrossProfilePackage( 3250 intent, resolvedType, flags, userId); 3251 if (!crossProfileResult.isEmpty()) { 3252 // Skip the current profile 3253 return crossProfileResult; 3254 } 3255 List<CrossProfileIntentFilter> matchingFilters = 3256 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3257 // Check for results that need to skip the current profile. 3258 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3259 resolvedType, flags, userId); 3260 if (resolveInfo != null) { 3261 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3262 result.add(resolveInfo); 3263 return result; 3264 } 3265 // Check for cross profile results. 3266 resolveInfo = queryCrossProfileIntents( 3267 matchingFilters, intent, resolvedType, flags, userId); 3268 } 3269 // Check for results in the current profile. 3270 List<ResolveInfo> result = mActivities.queryIntent( 3271 intent, resolvedType, flags, userId); 3272 if (resolveInfo != null) { 3273 result.add(resolveInfo); 3274 Collections.sort(result, mResolvePrioritySorter); 3275 } 3276 return result; 3277 } 3278 final PackageParser.Package pkg = mPackages.get(pkgName); 3279 if (pkg != null) { 3280 if (queryCrossProfile) { 3281 ArrayList<ResolveInfo> crossProfileResult = 3282 queryIntentActivitiesCrossProfilePackage( 3283 intent, resolvedType, flags, userId, pkg, pkgName); 3284 if (!crossProfileResult.isEmpty()) { 3285 // Skip the current profile 3286 return crossProfileResult; 3287 } 3288 } 3289 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3290 pkg.activities, userId); 3291 } 3292 return new ArrayList<ResolveInfo>(); 3293 } 3294 } 3295 3296 private ResolveInfo querySkipCurrentProfileIntents( 3297 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3298 int flags, int sourceUserId) { 3299 if (matchingFilters != null) { 3300 int size = matchingFilters.size(); 3301 for (int i = 0; i < size; i ++) { 3302 CrossProfileIntentFilter filter = matchingFilters.get(i); 3303 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3304 // Checking if there are activities in the target user that can handle the 3305 // intent. 3306 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3307 flags, sourceUserId); 3308 if (resolveInfo != null) { 3309 return resolveInfo; 3310 } 3311 } 3312 } 3313 } 3314 return null; 3315 } 3316 3317 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3318 Intent intent, String resolvedType, int flags, int userId) { 3319 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3320 SparseArray<ArrayList<String>> sourceForwardingInfo = 3321 mSettings.mCrossProfilePackageInfo.get(userId); 3322 if (sourceForwardingInfo != null) { 3323 int NI = sourceForwardingInfo.size(); 3324 for (int i = 0; i < NI; i++) { 3325 int targetUserId = sourceForwardingInfo.keyAt(i); 3326 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3327 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3328 intent, resolvedType, flags, targetUserId); 3329 int NJ = resolveInfos.size(); 3330 for (int j = 0; j < NJ; j++) { 3331 ResolveInfo resolveInfo = resolveInfos.get(j); 3332 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3333 matchingResolveInfos.add(createForwardingResolveInfo( 3334 resolveInfo.filter, userId, targetUserId)); 3335 } 3336 } 3337 } 3338 } 3339 return matchingResolveInfos; 3340 } 3341 3342 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3343 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3344 String packageName) { 3345 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3346 SparseArray<ArrayList<String>> sourceForwardingInfo = 3347 mSettings.mCrossProfilePackageInfo.get(userId); 3348 if (sourceForwardingInfo != null) { 3349 int NI = sourceForwardingInfo.size(); 3350 for (int i = 0; i < NI; i++) { 3351 int targetUserId = sourceForwardingInfo.keyAt(i); 3352 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3353 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3354 intent, resolvedType, flags, pkg.activities, targetUserId); 3355 int NJ = resolveInfos.size(); 3356 for (int j = 0; j < NJ; j++) { 3357 ResolveInfo resolveInfo = resolveInfos.get(j); 3358 matchingResolveInfos.add(createForwardingResolveInfo( 3359 resolveInfo.filter, userId, targetUserId)); 3360 } 3361 } 3362 } 3363 } 3364 return matchingResolveInfos; 3365 } 3366 3367 // Return matching ResolveInfo if any for skip current profile intent filters. 3368 private ResolveInfo queryCrossProfileIntents( 3369 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3370 int flags, int sourceUserId) { 3371 if (matchingFilters != null) { 3372 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3373 // match the same intent. For performance reasons, it is better not to 3374 // run queryIntent twice for the same userId 3375 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3376 int size = matchingFilters.size(); 3377 for (int i = 0; i < size; i++) { 3378 CrossProfileIntentFilter filter = matchingFilters.get(i); 3379 int targetUserId = filter.getTargetUserId(); 3380 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3381 && !alreadyTriedUserIds.get(targetUserId)) { 3382 // Checking if there are activities in the target user that can handle the 3383 // intent. 3384 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3385 flags, sourceUserId); 3386 if (resolveInfo != null) return resolveInfo; 3387 alreadyTriedUserIds.put(targetUserId, true); 3388 } 3389 } 3390 } 3391 return null; 3392 } 3393 3394 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3395 String resolvedType, int flags, int sourceUserId) { 3396 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3397 resolvedType, flags, filter.getTargetUserId()); 3398 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3399 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3400 } 3401 return null; 3402 } 3403 3404 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3405 int sourceUserId, int targetUserId) { 3406 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3407 String className; 3408 if (targetUserId == UserHandle.USER_OWNER) { 3409 className = FORWARD_INTENT_TO_USER_OWNER; 3410 } else { 3411 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3412 } 3413 ComponentName forwardingActivityComponentName = new ComponentName( 3414 mAndroidApplication.packageName, className); 3415 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3416 sourceUserId); 3417 if (targetUserId == UserHandle.USER_OWNER) { 3418 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3419 forwardingResolveInfo.noResourceId = true; 3420 } 3421 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3422 forwardingResolveInfo.priority = 0; 3423 forwardingResolveInfo.preferredOrder = 0; 3424 forwardingResolveInfo.match = 0; 3425 forwardingResolveInfo.isDefault = true; 3426 forwardingResolveInfo.filter = filter; 3427 forwardingResolveInfo.targetUserId = targetUserId; 3428 return forwardingResolveInfo; 3429 } 3430 3431 @Override 3432 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3433 Intent[] specifics, String[] specificTypes, Intent intent, 3434 String resolvedType, int flags, int userId) { 3435 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3436 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3437 "query intent activity options"); 3438 final String resultsAction = intent.getAction(); 3439 3440 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3441 | PackageManager.GET_RESOLVED_FILTER, userId); 3442 3443 if (DEBUG_INTENT_MATCHING) { 3444 Log.v(TAG, "Query " + intent + ": " + results); 3445 } 3446 3447 int specificsPos = 0; 3448 int N; 3449 3450 // todo: note that the algorithm used here is O(N^2). This 3451 // isn't a problem in our current environment, but if we start running 3452 // into situations where we have more than 5 or 10 matches then this 3453 // should probably be changed to something smarter... 3454 3455 // First we go through and resolve each of the specific items 3456 // that were supplied, taking care of removing any corresponding 3457 // duplicate items in the generic resolve list. 3458 if (specifics != null) { 3459 for (int i=0; i<specifics.length; i++) { 3460 final Intent sintent = specifics[i]; 3461 if (sintent == null) { 3462 continue; 3463 } 3464 3465 if (DEBUG_INTENT_MATCHING) { 3466 Log.v(TAG, "Specific #" + i + ": " + sintent); 3467 } 3468 3469 String action = sintent.getAction(); 3470 if (resultsAction != null && resultsAction.equals(action)) { 3471 // If this action was explicitly requested, then don't 3472 // remove things that have it. 3473 action = null; 3474 } 3475 3476 ResolveInfo ri = null; 3477 ActivityInfo ai = null; 3478 3479 ComponentName comp = sintent.getComponent(); 3480 if (comp == null) { 3481 ri = resolveIntent( 3482 sintent, 3483 specificTypes != null ? specificTypes[i] : null, 3484 flags, userId); 3485 if (ri == null) { 3486 continue; 3487 } 3488 if (ri == mResolveInfo) { 3489 // ACK! Must do something better with this. 3490 } 3491 ai = ri.activityInfo; 3492 comp = new ComponentName(ai.applicationInfo.packageName, 3493 ai.name); 3494 } else { 3495 ai = getActivityInfo(comp, flags, userId); 3496 if (ai == null) { 3497 continue; 3498 } 3499 } 3500 3501 // Look for any generic query activities that are duplicates 3502 // of this specific one, and remove them from the results. 3503 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3504 N = results.size(); 3505 int j; 3506 for (j=specificsPos; j<N; j++) { 3507 ResolveInfo sri = results.get(j); 3508 if ((sri.activityInfo.name.equals(comp.getClassName()) 3509 && sri.activityInfo.applicationInfo.packageName.equals( 3510 comp.getPackageName())) 3511 || (action != null && sri.filter.matchAction(action))) { 3512 results.remove(j); 3513 if (DEBUG_INTENT_MATCHING) Log.v( 3514 TAG, "Removing duplicate item from " + j 3515 + " due to specific " + specificsPos); 3516 if (ri == null) { 3517 ri = sri; 3518 } 3519 j--; 3520 N--; 3521 } 3522 } 3523 3524 // Add this specific item to its proper place. 3525 if (ri == null) { 3526 ri = new ResolveInfo(); 3527 ri.activityInfo = ai; 3528 } 3529 results.add(specificsPos, ri); 3530 ri.specificIndex = i; 3531 specificsPos++; 3532 } 3533 } 3534 3535 // Now we go through the remaining generic results and remove any 3536 // duplicate actions that are found here. 3537 N = results.size(); 3538 for (int i=specificsPos; i<N-1; i++) { 3539 final ResolveInfo rii = results.get(i); 3540 if (rii.filter == null) { 3541 continue; 3542 } 3543 3544 // Iterate over all of the actions of this result's intent 3545 // filter... typically this should be just one. 3546 final Iterator<String> it = rii.filter.actionsIterator(); 3547 if (it == null) { 3548 continue; 3549 } 3550 while (it.hasNext()) { 3551 final String action = it.next(); 3552 if (resultsAction != null && resultsAction.equals(action)) { 3553 // If this action was explicitly requested, then don't 3554 // remove things that have it. 3555 continue; 3556 } 3557 for (int j=i+1; j<N; j++) { 3558 final ResolveInfo rij = results.get(j); 3559 if (rij.filter != null && rij.filter.hasAction(action)) { 3560 results.remove(j); 3561 if (DEBUG_INTENT_MATCHING) Log.v( 3562 TAG, "Removing duplicate item from " + j 3563 + " due to action " + action + " at " + i); 3564 j--; 3565 N--; 3566 } 3567 } 3568 } 3569 3570 // If the caller didn't request filter information, drop it now 3571 // so we don't have to marshall/unmarshall it. 3572 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3573 rii.filter = null; 3574 } 3575 } 3576 3577 // Filter out the caller activity if so requested. 3578 if (caller != null) { 3579 N = results.size(); 3580 for (int i=0; i<N; i++) { 3581 ActivityInfo ainfo = results.get(i).activityInfo; 3582 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3583 && caller.getClassName().equals(ainfo.name)) { 3584 results.remove(i); 3585 break; 3586 } 3587 } 3588 } 3589 3590 // If the caller didn't request filter information, 3591 // drop them now so we don't have to 3592 // marshall/unmarshall it. 3593 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3594 N = results.size(); 3595 for (int i=0; i<N; i++) { 3596 results.get(i).filter = null; 3597 } 3598 } 3599 3600 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3601 return results; 3602 } 3603 3604 @Override 3605 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3606 int userId) { 3607 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3608 ComponentName comp = intent.getComponent(); 3609 if (comp == null) { 3610 if (intent.getSelector() != null) { 3611 intent = intent.getSelector(); 3612 comp = intent.getComponent(); 3613 } 3614 } 3615 if (comp != null) { 3616 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3617 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3618 if (ai != null) { 3619 ResolveInfo ri = new ResolveInfo(); 3620 ri.activityInfo = ai; 3621 list.add(ri); 3622 } 3623 return list; 3624 } 3625 3626 // reader 3627 synchronized (mPackages) { 3628 String pkgName = intent.getPackage(); 3629 if (pkgName == null) { 3630 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3631 } 3632 final PackageParser.Package pkg = mPackages.get(pkgName); 3633 if (pkg != null) { 3634 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3635 userId); 3636 } 3637 return null; 3638 } 3639 } 3640 3641 @Override 3642 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3643 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3644 if (!sUserManager.exists(userId)) return null; 3645 if (query != null) { 3646 if (query.size() >= 1) { 3647 // If there is more than one service with the same priority, 3648 // just arbitrarily pick the first one. 3649 return query.get(0); 3650 } 3651 } 3652 return null; 3653 } 3654 3655 @Override 3656 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3657 int userId) { 3658 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3659 ComponentName comp = intent.getComponent(); 3660 if (comp == null) { 3661 if (intent.getSelector() != null) { 3662 intent = intent.getSelector(); 3663 comp = intent.getComponent(); 3664 } 3665 } 3666 if (comp != null) { 3667 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3668 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3669 if (si != null) { 3670 final ResolveInfo ri = new ResolveInfo(); 3671 ri.serviceInfo = si; 3672 list.add(ri); 3673 } 3674 return list; 3675 } 3676 3677 // reader 3678 synchronized (mPackages) { 3679 String pkgName = intent.getPackage(); 3680 if (pkgName == null) { 3681 return mServices.queryIntent(intent, resolvedType, flags, userId); 3682 } 3683 final PackageParser.Package pkg = mPackages.get(pkgName); 3684 if (pkg != null) { 3685 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3686 userId); 3687 } 3688 return null; 3689 } 3690 } 3691 3692 @Override 3693 public List<ResolveInfo> queryIntentContentProviders( 3694 Intent intent, String resolvedType, int flags, int userId) { 3695 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3696 ComponentName comp = intent.getComponent(); 3697 if (comp == null) { 3698 if (intent.getSelector() != null) { 3699 intent = intent.getSelector(); 3700 comp = intent.getComponent(); 3701 } 3702 } 3703 if (comp != null) { 3704 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3705 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3706 if (pi != null) { 3707 final ResolveInfo ri = new ResolveInfo(); 3708 ri.providerInfo = pi; 3709 list.add(ri); 3710 } 3711 return list; 3712 } 3713 3714 // reader 3715 synchronized (mPackages) { 3716 String pkgName = intent.getPackage(); 3717 if (pkgName == null) { 3718 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3719 } 3720 final PackageParser.Package pkg = mPackages.get(pkgName); 3721 if (pkg != null) { 3722 return mProviders.queryIntentForPackage( 3723 intent, resolvedType, flags, pkg.providers, userId); 3724 } 3725 return null; 3726 } 3727 } 3728 3729 @Override 3730 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3731 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3732 3733 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3734 3735 // writer 3736 synchronized (mPackages) { 3737 ArrayList<PackageInfo> list; 3738 if (listUninstalled) { 3739 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3740 for (PackageSetting ps : mSettings.mPackages.values()) { 3741 PackageInfo pi; 3742 if (ps.pkg != null) { 3743 pi = generatePackageInfo(ps.pkg, flags, userId); 3744 } else { 3745 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3746 } 3747 if (pi != null) { 3748 list.add(pi); 3749 } 3750 } 3751 } else { 3752 list = new ArrayList<PackageInfo>(mPackages.size()); 3753 for (PackageParser.Package p : mPackages.values()) { 3754 PackageInfo pi = generatePackageInfo(p, flags, userId); 3755 if (pi != null) { 3756 list.add(pi); 3757 } 3758 } 3759 } 3760 3761 return new ParceledListSlice<PackageInfo>(list); 3762 } 3763 } 3764 3765 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3766 String[] permissions, boolean[] tmp, int flags, int userId) { 3767 int numMatch = 0; 3768 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3769 for (int i=0; i<permissions.length; i++) { 3770 if (gp.grantedPermissions.contains(permissions[i])) { 3771 tmp[i] = true; 3772 numMatch++; 3773 } else { 3774 tmp[i] = false; 3775 } 3776 } 3777 if (numMatch == 0) { 3778 return; 3779 } 3780 PackageInfo pi; 3781 if (ps.pkg != null) { 3782 pi = generatePackageInfo(ps.pkg, flags, userId); 3783 } else { 3784 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3785 } 3786 // The above might return null in cases of uninstalled apps or install-state 3787 // skew across users/profiles. 3788 if (pi != null) { 3789 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3790 if (numMatch == permissions.length) { 3791 pi.requestedPermissions = permissions; 3792 } else { 3793 pi.requestedPermissions = new String[numMatch]; 3794 numMatch = 0; 3795 for (int i=0; i<permissions.length; i++) { 3796 if (tmp[i]) { 3797 pi.requestedPermissions[numMatch] = permissions[i]; 3798 numMatch++; 3799 } 3800 } 3801 } 3802 } 3803 list.add(pi); 3804 } 3805 } 3806 3807 @Override 3808 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3809 String[] permissions, int flags, int userId) { 3810 if (!sUserManager.exists(userId)) return null; 3811 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3812 3813 // writer 3814 synchronized (mPackages) { 3815 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3816 boolean[] tmpBools = new boolean[permissions.length]; 3817 if (listUninstalled) { 3818 for (PackageSetting ps : mSettings.mPackages.values()) { 3819 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3820 } 3821 } else { 3822 for (PackageParser.Package pkg : mPackages.values()) { 3823 PackageSetting ps = (PackageSetting)pkg.mExtras; 3824 if (ps != null) { 3825 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3826 userId); 3827 } 3828 } 3829 } 3830 3831 return new ParceledListSlice<PackageInfo>(list); 3832 } 3833 } 3834 3835 @Override 3836 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3837 if (!sUserManager.exists(userId)) return null; 3838 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3839 3840 // writer 3841 synchronized (mPackages) { 3842 ArrayList<ApplicationInfo> list; 3843 if (listUninstalled) { 3844 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3845 for (PackageSetting ps : mSettings.mPackages.values()) { 3846 ApplicationInfo ai; 3847 if (ps.pkg != null) { 3848 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3849 ps.readUserState(userId), userId); 3850 } else { 3851 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3852 } 3853 if (ai != null) { 3854 list.add(ai); 3855 } 3856 } 3857 } else { 3858 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3859 for (PackageParser.Package p : mPackages.values()) { 3860 if (p.mExtras != null) { 3861 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3862 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3863 if (ai != null) { 3864 list.add(ai); 3865 } 3866 } 3867 } 3868 } 3869 3870 return new ParceledListSlice<ApplicationInfo>(list); 3871 } 3872 } 3873 3874 public List<ApplicationInfo> getPersistentApplications(int flags) { 3875 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3876 3877 // reader 3878 synchronized (mPackages) { 3879 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3880 final int userId = UserHandle.getCallingUserId(); 3881 while (i.hasNext()) { 3882 final PackageParser.Package p = i.next(); 3883 if (p.applicationInfo != null 3884 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3885 && (!mSafeMode || isSystemApp(p))) { 3886 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3887 if (ps != null) { 3888 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3889 ps.readUserState(userId), userId); 3890 if (ai != null) { 3891 finalList.add(ai); 3892 } 3893 } 3894 } 3895 } 3896 } 3897 3898 return finalList; 3899 } 3900 3901 @Override 3902 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3903 if (!sUserManager.exists(userId)) return null; 3904 // reader 3905 synchronized (mPackages) { 3906 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3907 PackageSetting ps = provider != null 3908 ? mSettings.mPackages.get(provider.owner.packageName) 3909 : null; 3910 return ps != null 3911 && mSettings.isEnabledLPr(provider.info, flags, userId) 3912 && (!mSafeMode || (provider.info.applicationInfo.flags 3913 &ApplicationInfo.FLAG_SYSTEM) != 0) 3914 ? PackageParser.generateProviderInfo(provider, flags, 3915 ps.readUserState(userId), userId) 3916 : null; 3917 } 3918 } 3919 3920 /** 3921 * @deprecated 3922 */ 3923 @Deprecated 3924 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3925 // reader 3926 synchronized (mPackages) { 3927 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3928 .entrySet().iterator(); 3929 final int userId = UserHandle.getCallingUserId(); 3930 while (i.hasNext()) { 3931 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3932 PackageParser.Provider p = entry.getValue(); 3933 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3934 3935 if (ps != null && p.syncable 3936 && (!mSafeMode || (p.info.applicationInfo.flags 3937 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3938 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3939 ps.readUserState(userId), userId); 3940 if (info != null) { 3941 outNames.add(entry.getKey()); 3942 outInfo.add(info); 3943 } 3944 } 3945 } 3946 } 3947 } 3948 3949 @Override 3950 public List<ProviderInfo> queryContentProviders(String processName, 3951 int uid, int flags) { 3952 ArrayList<ProviderInfo> finalList = null; 3953 // reader 3954 synchronized (mPackages) { 3955 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3956 final int userId = processName != null ? 3957 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3958 while (i.hasNext()) { 3959 final PackageParser.Provider p = i.next(); 3960 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3961 if (ps != null && p.info.authority != null 3962 && (processName == null 3963 || (p.info.processName.equals(processName) 3964 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3965 && mSettings.isEnabledLPr(p.info, flags, userId) 3966 && (!mSafeMode 3967 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3968 if (finalList == null) { 3969 finalList = new ArrayList<ProviderInfo>(3); 3970 } 3971 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3972 ps.readUserState(userId), userId); 3973 if (info != null) { 3974 finalList.add(info); 3975 } 3976 } 3977 } 3978 } 3979 3980 if (finalList != null) { 3981 Collections.sort(finalList, mProviderInitOrderSorter); 3982 } 3983 3984 return finalList; 3985 } 3986 3987 @Override 3988 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3989 int flags) { 3990 // reader 3991 synchronized (mPackages) { 3992 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3993 return PackageParser.generateInstrumentationInfo(i, flags); 3994 } 3995 } 3996 3997 @Override 3998 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3999 int flags) { 4000 ArrayList<InstrumentationInfo> finalList = 4001 new ArrayList<InstrumentationInfo>(); 4002 4003 // reader 4004 synchronized (mPackages) { 4005 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4006 while (i.hasNext()) { 4007 final PackageParser.Instrumentation p = i.next(); 4008 if (targetPackage == null 4009 || targetPackage.equals(p.info.targetPackage)) { 4010 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4011 flags); 4012 if (ii != null) { 4013 finalList.add(ii); 4014 } 4015 } 4016 } 4017 } 4018 4019 return finalList; 4020 } 4021 4022 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4023 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4024 if (overlays == null) { 4025 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4026 return; 4027 } 4028 for (PackageParser.Package opkg : overlays.values()) { 4029 // Not much to do if idmap fails: we already logged the error 4030 // and we certainly don't want to abort installation of pkg simply 4031 // because an overlay didn't fit properly. For these reasons, 4032 // ignore the return value of createIdmapForPackagePairLI. 4033 createIdmapForPackagePairLI(pkg, opkg); 4034 } 4035 } 4036 4037 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4038 PackageParser.Package opkg) { 4039 if (!opkg.mTrustedOverlay) { 4040 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4041 opkg.baseCodePath + ": overlay not trusted"); 4042 return false; 4043 } 4044 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4045 if (overlaySet == null) { 4046 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4047 opkg.baseCodePath + " but target package has no known overlays"); 4048 return false; 4049 } 4050 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4051 // TODO: generate idmap for split APKs 4052 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4053 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4054 + opkg.baseCodePath); 4055 return false; 4056 } 4057 PackageParser.Package[] overlayArray = 4058 overlaySet.values().toArray(new PackageParser.Package[0]); 4059 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4060 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4061 return p1.mOverlayPriority - p2.mOverlayPriority; 4062 } 4063 }; 4064 Arrays.sort(overlayArray, cmp); 4065 4066 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4067 int i = 0; 4068 for (PackageParser.Package p : overlayArray) { 4069 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4070 } 4071 return true; 4072 } 4073 4074 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4075 final File[] files = dir.listFiles(); 4076 if (ArrayUtils.isEmpty(files)) { 4077 Log.d(TAG, "No files in app dir " + dir); 4078 return; 4079 } 4080 4081 if (DEBUG_PACKAGE_SCANNING) { 4082 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4083 + " flags=0x" + Integer.toHexString(parseFlags)); 4084 } 4085 4086 for (File file : files) { 4087 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4088 && !PackageInstallerService.isStageName(file.getName()); 4089 if (!isPackage) { 4090 // Ignore entries which are not packages 4091 continue; 4092 } 4093 try { 4094 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4095 scanFlags, currentTime, null); 4096 } catch (PackageManagerException e) { 4097 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4098 4099 // Delete invalid userdata apps 4100 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4101 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4102 Slog.w(TAG, "Deleting invalid package at " + file); 4103 if (file.isDirectory()) { 4104 FileUtils.deleteContents(file); 4105 } 4106 file.delete(); 4107 } 4108 } 4109 } 4110 } 4111 4112 private static File getSettingsProblemFile() { 4113 File dataDir = Environment.getDataDirectory(); 4114 File systemDir = new File(dataDir, "system"); 4115 File fname = new File(systemDir, "uiderrors.txt"); 4116 return fname; 4117 } 4118 4119 static void reportSettingsProblem(int priority, String msg) { 4120 try { 4121 File fname = getSettingsProblemFile(); 4122 FileOutputStream out = new FileOutputStream(fname, true); 4123 PrintWriter pw = new FastPrintWriter(out); 4124 SimpleDateFormat formatter = new SimpleDateFormat(); 4125 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4126 pw.println(dateString + ": " + msg); 4127 pw.close(); 4128 FileUtils.setPermissions( 4129 fname.toString(), 4130 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4131 -1, -1); 4132 } catch (java.io.IOException e) { 4133 } 4134 Slog.println(priority, TAG, msg); 4135 } 4136 4137 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4138 PackageParser.Package pkg, File srcFile, int parseFlags) 4139 throws PackageManagerException { 4140 if (ps != null 4141 && ps.codePath.equals(srcFile) 4142 && ps.timeStamp == srcFile.lastModified() 4143 && !isCompatSignatureUpdateNeeded(pkg)) { 4144 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4145 if (ps.signatures.mSignatures != null 4146 && ps.signatures.mSignatures.length != 0 4147 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4148 // Optimization: reuse the existing cached certificates 4149 // if the package appears to be unchanged. 4150 pkg.mSignatures = ps.signatures.mSignatures; 4151 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4152 synchronized (mPackages) { 4153 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4154 } 4155 return; 4156 } 4157 4158 Slog.w(TAG, "PackageSetting for " + ps.name 4159 + " is missing signatures. Collecting certs again to recover them."); 4160 } else { 4161 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4162 } 4163 4164 try { 4165 pp.collectCertificates(pkg, parseFlags); 4166 pp.collectManifestDigest(pkg); 4167 } catch (PackageParserException e) { 4168 throw PackageManagerException.from(e); 4169 } 4170 } 4171 4172 /* 4173 * Scan a package and return the newly parsed package. 4174 * Returns null in case of errors and the error code is stored in mLastScanError 4175 */ 4176 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4177 long currentTime, UserHandle user) throws PackageManagerException { 4178 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4179 parseFlags |= mDefParseFlags; 4180 PackageParser pp = new PackageParser(); 4181 pp.setSeparateProcesses(mSeparateProcesses); 4182 pp.setOnlyCoreApps(mOnlyCore); 4183 pp.setDisplayMetrics(mMetrics); 4184 4185 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4186 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4187 } 4188 4189 final PackageParser.Package pkg; 4190 try { 4191 pkg = pp.parsePackage(scanFile, parseFlags); 4192 } catch (PackageParserException e) { 4193 throw PackageManagerException.from(e); 4194 } 4195 4196 PackageSetting ps = null; 4197 PackageSetting updatedPkg; 4198 // reader 4199 synchronized (mPackages) { 4200 // Look to see if we already know about this package. 4201 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4202 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4203 // This package has been renamed to its original name. Let's 4204 // use that. 4205 ps = mSettings.peekPackageLPr(oldName); 4206 } 4207 // If there was no original package, see one for the real package name. 4208 if (ps == null) { 4209 ps = mSettings.peekPackageLPr(pkg.packageName); 4210 } 4211 // Check to see if this package could be hiding/updating a system 4212 // package. Must look for it either under the original or real 4213 // package name depending on our state. 4214 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4215 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4216 } 4217 boolean updatedPkgBetter = false; 4218 // First check if this is a system package that may involve an update 4219 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4220 if (ps != null && !ps.codePath.equals(scanFile)) { 4221 // The path has changed from what was last scanned... check the 4222 // version of the new path against what we have stored to determine 4223 // what to do. 4224 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4225 if (pkg.mVersionCode < ps.versionCode) { 4226 // The system package has been updated and the code path does not match 4227 // Ignore entry. Skip it. 4228 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4229 + " ignored: updated version " + ps.versionCode 4230 + " better than this " + pkg.mVersionCode); 4231 if (!updatedPkg.codePath.equals(scanFile)) { 4232 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4233 + ps.name + " changing from " + updatedPkg.codePathString 4234 + " to " + scanFile); 4235 updatedPkg.codePath = scanFile; 4236 updatedPkg.codePathString = scanFile.toString(); 4237 // This is the point at which we know that the system-disk APK 4238 // for this package has moved during a reboot (e.g. due to an OTA), 4239 // so we need to reevaluate it for privilege policy. 4240 if (locationIsPrivileged(scanFile)) { 4241 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4242 } 4243 } 4244 updatedPkg.pkg = pkg; 4245 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4246 } else { 4247 // The current app on the system partition is better than 4248 // what we have updated to on the data partition; switch 4249 // back to the system partition version. 4250 // At this point, its safely assumed that package installation for 4251 // apps in system partition will go through. If not there won't be a working 4252 // version of the app 4253 // writer 4254 synchronized (mPackages) { 4255 // Just remove the loaded entries from package lists. 4256 mPackages.remove(ps.name); 4257 } 4258 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4259 + "reverting from " + ps.codePathString 4260 + ": new version " + pkg.mVersionCode 4261 + " better than installed " + ps.versionCode); 4262 4263 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4264 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4265 getAppDexInstructionSets(ps)); 4266 synchronized (mInstallLock) { 4267 args.cleanUpResourcesLI(); 4268 } 4269 synchronized (mPackages) { 4270 mSettings.enableSystemPackageLPw(ps.name); 4271 } 4272 updatedPkgBetter = true; 4273 } 4274 } 4275 } 4276 4277 if (updatedPkg != null) { 4278 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4279 // initially 4280 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4281 4282 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4283 // flag set initially 4284 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4285 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4286 } 4287 } 4288 4289 // Verify certificates against what was last scanned 4290 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4291 4292 /* 4293 * A new system app appeared, but we already had a non-system one of the 4294 * same name installed earlier. 4295 */ 4296 boolean shouldHideSystemApp = false; 4297 if (updatedPkg == null && ps != null 4298 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4299 /* 4300 * Check to make sure the signatures match first. If they don't, 4301 * wipe the installed application and its data. 4302 */ 4303 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4304 != PackageManager.SIGNATURE_MATCH) { 4305 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4306 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4307 ps = null; 4308 } else { 4309 /* 4310 * If the newly-added system app is an older version than the 4311 * already installed version, hide it. It will be scanned later 4312 * and re-added like an update. 4313 */ 4314 if (pkg.mVersionCode < ps.versionCode) { 4315 shouldHideSystemApp = true; 4316 } else { 4317 /* 4318 * The newly found system app is a newer version that the 4319 * one previously installed. Simply remove the 4320 * already-installed application and replace it with our own 4321 * while keeping the application data. 4322 */ 4323 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4324 + ps.codePathString + ": new version " + pkg.mVersionCode 4325 + " better than installed " + ps.versionCode); 4326 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4327 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4328 getAppDexInstructionSets(ps)); 4329 synchronized (mInstallLock) { 4330 args.cleanUpResourcesLI(); 4331 } 4332 } 4333 } 4334 } 4335 4336 // The apk is forward locked (not public) if its code and resources 4337 // are kept in different files. (except for app in either system or 4338 // vendor path). 4339 // TODO grab this value from PackageSettings 4340 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4341 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4342 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4343 } 4344 } 4345 4346 // TODO: extend to support forward-locked splits 4347 String resourcePath = null; 4348 String baseResourcePath = null; 4349 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4350 if (ps != null && ps.resourcePathString != null) { 4351 resourcePath = ps.resourcePathString; 4352 baseResourcePath = ps.resourcePathString; 4353 } else { 4354 // Should not happen at all. Just log an error. 4355 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4356 } 4357 } else { 4358 resourcePath = pkg.codePath; 4359 baseResourcePath = pkg.baseCodePath; 4360 } 4361 4362 // Set application objects path explicitly. 4363 pkg.applicationInfo.setCodePath(pkg.codePath); 4364 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4365 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4366 pkg.applicationInfo.setResourcePath(resourcePath); 4367 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4368 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4369 4370 // Note that we invoke the following method only if we are about to unpack an application 4371 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4372 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4373 4374 /* 4375 * If the system app should be overridden by a previously installed 4376 * data, hide the system app now and let the /data/app scan pick it up 4377 * again. 4378 */ 4379 if (shouldHideSystemApp) { 4380 synchronized (mPackages) { 4381 /* 4382 * We have to grant systems permissions before we hide, because 4383 * grantPermissions will assume the package update is trying to 4384 * expand its permissions. 4385 */ 4386 grantPermissionsLPw(pkg, true); 4387 mSettings.disableSystemPackageLPw(pkg.packageName); 4388 } 4389 } 4390 4391 return scannedPkg; 4392 } 4393 4394 private static String fixProcessName(String defProcessName, 4395 String processName, int uid) { 4396 if (processName == null) { 4397 return defProcessName; 4398 } 4399 return processName; 4400 } 4401 4402 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4403 throws PackageManagerException { 4404 if (pkgSetting.signatures.mSignatures != null) { 4405 // Already existing package. Make sure signatures match 4406 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4407 == PackageManager.SIGNATURE_MATCH; 4408 if (!match) { 4409 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4410 == PackageManager.SIGNATURE_MATCH; 4411 } 4412 if (!match) { 4413 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4414 + pkg.packageName + " signatures do not match the " 4415 + "previously installed version; ignoring!"); 4416 } 4417 } 4418 4419 // Check for shared user signatures 4420 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4421 // Already existing package. Make sure signatures match 4422 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4423 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4424 if (!match) { 4425 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4426 == PackageManager.SIGNATURE_MATCH; 4427 } 4428 if (!match) { 4429 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4430 "Package " + pkg.packageName 4431 + " has no signatures that match those in shared user " 4432 + pkgSetting.sharedUser.name + "; ignoring!"); 4433 } 4434 } 4435 } 4436 4437 /** 4438 * Enforces that only the system UID or root's UID can call a method exposed 4439 * via Binder. 4440 * 4441 * @param message used as message if SecurityException is thrown 4442 * @throws SecurityException if the caller is not system or root 4443 */ 4444 private static final void enforceSystemOrRoot(String message) { 4445 final int uid = Binder.getCallingUid(); 4446 if (uid != Process.SYSTEM_UID && uid != 0) { 4447 throw new SecurityException(message); 4448 } 4449 } 4450 4451 @Override 4452 public void performBootDexOpt() { 4453 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4454 4455 final HashSet<PackageParser.Package> pkgs; 4456 synchronized (mPackages) { 4457 pkgs = mDeferredDexOpt; 4458 mDeferredDexOpt = null; 4459 } 4460 4461 if (pkgs != null) { 4462 // Filter out packages that aren't recently used. 4463 // 4464 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4465 // should do a full dexopt. 4466 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4467 // TODO: add a property to control this? 4468 long dexOptLRUThresholdInMinutes; 4469 if (mLazyDexOpt) { 4470 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4471 } else { 4472 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4473 } 4474 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4475 4476 int total = pkgs.size(); 4477 int skipped = 0; 4478 long now = System.currentTimeMillis(); 4479 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4480 PackageParser.Package pkg = i.next(); 4481 long then = pkg.mLastPackageUsageTimeInMills; 4482 if (then + dexOptLRUThresholdInMills < now) { 4483 if (DEBUG_DEXOPT) { 4484 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4485 ((then == 0) ? "never" : new Date(then))); 4486 } 4487 i.remove(); 4488 skipped++; 4489 } 4490 } 4491 if (DEBUG_DEXOPT) { 4492 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4493 } 4494 } 4495 4496 int i = 0; 4497 for (PackageParser.Package pkg : pkgs) { 4498 i++; 4499 if (DEBUG_DEXOPT) { 4500 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4501 + ": " + pkg.packageName); 4502 } 4503 if (!isFirstBoot()) { 4504 try { 4505 ActivityManagerNative.getDefault().showBootMessage( 4506 mContext.getResources().getString( 4507 R.string.android_upgrading_apk, 4508 i, pkgs.size()), true); 4509 } catch (RemoteException e) { 4510 } 4511 } 4512 PackageParser.Package p = pkg; 4513 synchronized (mInstallLock) { 4514 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4515 true /* include dependencies */); 4516 } 4517 } 4518 } 4519 } 4520 4521 @Override 4522 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4523 return performDexOpt(packageName, instructionSet, false); 4524 } 4525 4526 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4527 if (info.primaryCpuAbi == null) { 4528 return getPreferredInstructionSet(); 4529 } 4530 4531 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4532 } 4533 4534 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4535 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4536 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4537 if (!dexopt && !updateUsage) { 4538 // We aren't going to dexopt or update usage, so bail early. 4539 return false; 4540 } 4541 PackageParser.Package p; 4542 final String targetInstructionSet; 4543 synchronized (mPackages) { 4544 p = mPackages.get(packageName); 4545 if (p == null) { 4546 return false; 4547 } 4548 if (updateUsage) { 4549 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4550 } 4551 mPackageUsage.write(false); 4552 if (!dexopt) { 4553 // We aren't going to dexopt, so bail early. 4554 return false; 4555 } 4556 4557 targetInstructionSet = instructionSet != null ? instructionSet : 4558 getPrimaryInstructionSet(p.applicationInfo); 4559 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4560 return false; 4561 } 4562 } 4563 4564 synchronized (mInstallLock) { 4565 final String[] instructionSets = new String[] { targetInstructionSet }; 4566 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4567 true /* include dependencies */) == DEX_OPT_PERFORMED; 4568 } 4569 } 4570 4571 public HashSet<String> getPackagesThatNeedDexOpt() { 4572 HashSet<String> pkgs = null; 4573 synchronized (mPackages) { 4574 for (PackageParser.Package p : mPackages.values()) { 4575 if (DEBUG_DEXOPT) { 4576 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4577 } 4578 if (!p.mDexOptPerformed.isEmpty()) { 4579 continue; 4580 } 4581 if (pkgs == null) { 4582 pkgs = new HashSet<String>(); 4583 } 4584 pkgs.add(p.packageName); 4585 } 4586 } 4587 return pkgs; 4588 } 4589 4590 public void shutdown() { 4591 mPackageUsage.write(true); 4592 } 4593 4594 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4595 boolean forceDex, boolean defer, HashSet<String> done) { 4596 for (int i=0; i<libs.size(); i++) { 4597 PackageParser.Package libPkg; 4598 String libName; 4599 synchronized (mPackages) { 4600 libName = libs.get(i); 4601 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4602 if (lib != null && lib.apk != null) { 4603 libPkg = mPackages.get(lib.apk); 4604 } else { 4605 libPkg = null; 4606 } 4607 } 4608 if (libPkg != null && !done.contains(libName)) { 4609 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4610 } 4611 } 4612 } 4613 4614 static final int DEX_OPT_SKIPPED = 0; 4615 static final int DEX_OPT_PERFORMED = 1; 4616 static final int DEX_OPT_DEFERRED = 2; 4617 static final int DEX_OPT_FAILED = -1; 4618 4619 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4620 boolean forceDex, boolean defer, HashSet<String> done) { 4621 final String[] instructionSets = targetInstructionSets != null ? 4622 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4623 4624 if (done != null) { 4625 done.add(pkg.packageName); 4626 if (pkg.usesLibraries != null) { 4627 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4628 } 4629 if (pkg.usesOptionalLibraries != null) { 4630 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4631 } 4632 } 4633 4634 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4635 return DEX_OPT_SKIPPED; 4636 } 4637 4638 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4639 4640 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4641 boolean performedDexOpt = false; 4642 // There are three basic cases here: 4643 // 1.) we need to dexopt, either because we are forced or it is needed 4644 // 2.) we are defering a needed dexopt 4645 // 3.) we are skipping an unneeded dexopt 4646 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4647 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4648 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4649 continue; 4650 } 4651 4652 for (String path : paths) { 4653 try { 4654 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4655 // patckage or the one we find does not match the image checksum (i.e. it was 4656 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4657 // odex file and it matches the checksum of the image but not its base address, 4658 // meaning we need to move it. 4659 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4660 pkg.packageName, dexCodeInstructionSet, defer); 4661 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4662 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4663 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4664 + " vmSafeMode=" + vmSafeMode); 4665 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4666 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4667 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4668 4669 if (ret < 0) { 4670 // Don't bother running dexopt again if we failed, it will probably 4671 // just result in an error again. Also, don't bother dexopting for other 4672 // paths & ISAs. 4673 return DEX_OPT_FAILED; 4674 } 4675 4676 performedDexOpt = true; 4677 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4678 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4679 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4680 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4681 pkg.packageName, dexCodeInstructionSet); 4682 4683 if (ret < 0) { 4684 // Don't bother running patchoat again if we failed, it will probably 4685 // just result in an error again. Also, don't bother dexopting for other 4686 // paths & ISAs. 4687 return DEX_OPT_FAILED; 4688 } 4689 4690 performedDexOpt = true; 4691 } 4692 4693 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4694 // paths and instruction sets. We'll deal with them all together when we process 4695 // our list of deferred dexopts. 4696 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4697 if (mDeferredDexOpt == null) { 4698 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4699 } 4700 mDeferredDexOpt.add(pkg); 4701 return DEX_OPT_DEFERRED; 4702 } 4703 } catch (FileNotFoundException e) { 4704 Slog.w(TAG, "Apk not found for dexopt: " + path); 4705 return DEX_OPT_FAILED; 4706 } catch (IOException e) { 4707 Slog.w(TAG, "IOException reading apk: " + path, e); 4708 return DEX_OPT_FAILED; 4709 } catch (StaleDexCacheError e) { 4710 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4711 return DEX_OPT_FAILED; 4712 } catch (Exception e) { 4713 Slog.w(TAG, "Exception when doing dexopt : ", e); 4714 return DEX_OPT_FAILED; 4715 } 4716 } 4717 4718 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4719 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4720 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4721 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4722 // it. 4723 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4724 } 4725 4726 // If we've gotten here, we're sure that no error occurred and that we haven't 4727 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4728 // we've skipped all of them because they are up to date. In both cases this 4729 // package doesn't need dexopt any longer. 4730 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4731 } 4732 4733 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4734 if (info.primaryCpuAbi != null) { 4735 if (info.secondaryCpuAbi != null) { 4736 return new String[] { 4737 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4738 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4739 } else { 4740 return new String[] { 4741 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4742 } 4743 } 4744 4745 return new String[] { getPreferredInstructionSet() }; 4746 } 4747 4748 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4749 if (ps.primaryCpuAbiString != null) { 4750 if (ps.secondaryCpuAbiString != null) { 4751 return new String[] { 4752 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4753 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4754 } else { 4755 return new String[] { 4756 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4757 } 4758 } 4759 4760 return new String[] { getPreferredInstructionSet() }; 4761 } 4762 4763 private static String getPreferredInstructionSet() { 4764 if (sPreferredInstructionSet == null) { 4765 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4766 } 4767 4768 return sPreferredInstructionSet; 4769 } 4770 4771 private static List<String> getAllInstructionSets() { 4772 final String[] allAbis = Build.SUPPORTED_ABIS; 4773 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4774 4775 for (String abi : allAbis) { 4776 final String instructionSet = VMRuntime.getInstructionSet(abi); 4777 if (!allInstructionSets.contains(instructionSet)) { 4778 allInstructionSets.add(instructionSet); 4779 } 4780 } 4781 4782 return allInstructionSets; 4783 } 4784 4785 /** 4786 * Returns the instruction set that should be used to compile dex code. In the presence of 4787 * a native bridge this might be different than the one shared libraries use. 4788 */ 4789 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4790 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4791 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4792 } 4793 4794 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4795 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4796 for (String instructionSet : instructionSets) { 4797 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4798 } 4799 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4800 } 4801 4802 @Override 4803 public void forceDexOpt(String packageName) { 4804 enforceSystemOrRoot("forceDexOpt"); 4805 4806 PackageParser.Package pkg; 4807 synchronized (mPackages) { 4808 pkg = mPackages.get(packageName); 4809 if (pkg == null) { 4810 throw new IllegalArgumentException("Missing package: " + packageName); 4811 } 4812 } 4813 4814 synchronized (mInstallLock) { 4815 final String[] instructionSets = new String[] { 4816 getPrimaryInstructionSet(pkg.applicationInfo) }; 4817 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4818 if (res != DEX_OPT_PERFORMED) { 4819 throw new IllegalStateException("Failed to dexopt: " + res); 4820 } 4821 } 4822 } 4823 4824 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4825 boolean forceDex, boolean defer, boolean inclDependencies) { 4826 HashSet<String> done; 4827 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4828 done = new HashSet<String>(); 4829 done.add(pkg.packageName); 4830 } else { 4831 done = null; 4832 } 4833 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4834 } 4835 4836 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4837 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4838 Slog.w(TAG, "Unable to update from " + oldPkg.name 4839 + " to " + newPkg.packageName 4840 + ": old package not in system partition"); 4841 return false; 4842 } else if (mPackages.get(oldPkg.name) != null) { 4843 Slog.w(TAG, "Unable to update from " + oldPkg.name 4844 + " to " + newPkg.packageName 4845 + ": old package still exists"); 4846 return false; 4847 } 4848 return true; 4849 } 4850 4851 File getDataPathForUser(int userId) { 4852 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4853 } 4854 4855 private File getDataPathForPackage(String packageName, int userId) { 4856 /* 4857 * Until we fully support multiple users, return the directory we 4858 * previously would have. The PackageManagerTests will need to be 4859 * revised when this is changed back.. 4860 */ 4861 if (userId == 0) { 4862 return new File(mAppDataDir, packageName); 4863 } else { 4864 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4865 + File.separator + packageName); 4866 } 4867 } 4868 4869 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4870 int[] users = sUserManager.getUserIds(); 4871 int res = mInstaller.install(packageName, uid, uid, seinfo); 4872 if (res < 0) { 4873 return res; 4874 } 4875 for (int user : users) { 4876 if (user != 0) { 4877 res = mInstaller.createUserData(packageName, 4878 UserHandle.getUid(user, uid), user, seinfo); 4879 if (res < 0) { 4880 return res; 4881 } 4882 } 4883 } 4884 return res; 4885 } 4886 4887 private int removeDataDirsLI(String packageName) { 4888 int[] users = sUserManager.getUserIds(); 4889 int res = 0; 4890 for (int user : users) { 4891 int resInner = mInstaller.remove(packageName, user); 4892 if (resInner < 0) { 4893 res = resInner; 4894 } 4895 } 4896 4897 return res; 4898 } 4899 4900 private int deleteCodeCacheDirsLI(String packageName) { 4901 int[] users = sUserManager.getUserIds(); 4902 int res = 0; 4903 for (int user : users) { 4904 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4905 if (resInner < 0) { 4906 res = resInner; 4907 } 4908 } 4909 return res; 4910 } 4911 4912 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4913 PackageParser.Package changingLib) { 4914 if (file.path != null) { 4915 usesLibraryFiles.add(file.path); 4916 return; 4917 } 4918 PackageParser.Package p = mPackages.get(file.apk); 4919 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4920 // If we are doing this while in the middle of updating a library apk, 4921 // then we need to make sure to use that new apk for determining the 4922 // dependencies here. (We haven't yet finished committing the new apk 4923 // to the package manager state.) 4924 if (p == null || p.packageName.equals(changingLib.packageName)) { 4925 p = changingLib; 4926 } 4927 } 4928 if (p != null) { 4929 usesLibraryFiles.addAll(p.getAllCodePaths()); 4930 } 4931 } 4932 4933 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4934 PackageParser.Package changingLib) throws PackageManagerException { 4935 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4936 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4937 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4938 for (int i=0; i<N; i++) { 4939 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4940 if (file == null) { 4941 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4942 "Package " + pkg.packageName + " requires unavailable shared library " 4943 + pkg.usesLibraries.get(i) + "; failing!"); 4944 } 4945 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4946 } 4947 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4948 for (int i=0; i<N; i++) { 4949 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4950 if (file == null) { 4951 Slog.w(TAG, "Package " + pkg.packageName 4952 + " desires unavailable shared library " 4953 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4954 } else { 4955 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4956 } 4957 } 4958 N = usesLibraryFiles.size(); 4959 if (N > 0) { 4960 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4961 } else { 4962 pkg.usesLibraryFiles = null; 4963 } 4964 } 4965 } 4966 4967 private static boolean hasString(List<String> list, List<String> which) { 4968 if (list == null) { 4969 return false; 4970 } 4971 for (int i=list.size()-1; i>=0; i--) { 4972 for (int j=which.size()-1; j>=0; j--) { 4973 if (which.get(j).equals(list.get(i))) { 4974 return true; 4975 } 4976 } 4977 } 4978 return false; 4979 } 4980 4981 private void updateAllSharedLibrariesLPw() { 4982 for (PackageParser.Package pkg : mPackages.values()) { 4983 try { 4984 updateSharedLibrariesLPw(pkg, null); 4985 } catch (PackageManagerException e) { 4986 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4987 } 4988 } 4989 } 4990 4991 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4992 PackageParser.Package changingPkg) { 4993 ArrayList<PackageParser.Package> res = null; 4994 for (PackageParser.Package pkg : mPackages.values()) { 4995 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4996 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4997 if (res == null) { 4998 res = new ArrayList<PackageParser.Package>(); 4999 } 5000 res.add(pkg); 5001 try { 5002 updateSharedLibrariesLPw(pkg, changingPkg); 5003 } catch (PackageManagerException e) { 5004 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5005 } 5006 } 5007 } 5008 return res; 5009 } 5010 5011 /** 5012 * Derive the value of the {@code cpuAbiOverride} based on the provided 5013 * value and an optional stored value from the package settings. 5014 */ 5015 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5016 String cpuAbiOverride = null; 5017 5018 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5019 cpuAbiOverride = null; 5020 } else if (abiOverride != null) { 5021 cpuAbiOverride = abiOverride; 5022 } else if (settings != null) { 5023 cpuAbiOverride = settings.cpuAbiOverrideString; 5024 } 5025 5026 return cpuAbiOverride; 5027 } 5028 5029 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5030 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5031 final File scanFile = new File(pkg.codePath); 5032 if (pkg.applicationInfo.getCodePath() == null || 5033 pkg.applicationInfo.getResourcePath() == null) { 5034 // Bail out. The resource and code paths haven't been set. 5035 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5036 "Code and resource paths haven't been set correctly"); 5037 } 5038 5039 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5040 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5041 } 5042 5043 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5044 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5045 } 5046 5047 if (mCustomResolverComponentName != null && 5048 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5049 setUpCustomResolverActivity(pkg); 5050 } 5051 5052 if (pkg.packageName.equals("android")) { 5053 synchronized (mPackages) { 5054 if (mAndroidApplication != null) { 5055 Slog.w(TAG, "*************************************************"); 5056 Slog.w(TAG, "Core android package being redefined. Skipping."); 5057 Slog.w(TAG, " file=" + scanFile); 5058 Slog.w(TAG, "*************************************************"); 5059 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5060 "Core android package being redefined. Skipping."); 5061 } 5062 5063 // Set up information for our fall-back user intent resolution activity. 5064 mPlatformPackage = pkg; 5065 pkg.mVersionCode = mSdkVersion; 5066 mAndroidApplication = pkg.applicationInfo; 5067 5068 if (!mResolverReplaced) { 5069 mResolveActivity.applicationInfo = mAndroidApplication; 5070 mResolveActivity.name = ResolverActivity.class.getName(); 5071 mResolveActivity.packageName = mAndroidApplication.packageName; 5072 mResolveActivity.processName = "system:ui"; 5073 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5074 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5075 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5076 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5077 mResolveActivity.exported = true; 5078 mResolveActivity.enabled = true; 5079 mResolveInfo.activityInfo = mResolveActivity; 5080 mResolveInfo.priority = 0; 5081 mResolveInfo.preferredOrder = 0; 5082 mResolveInfo.match = 0; 5083 mResolveComponentName = new ComponentName( 5084 mAndroidApplication.packageName, mResolveActivity.name); 5085 } 5086 } 5087 } 5088 5089 if (DEBUG_PACKAGE_SCANNING) { 5090 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5091 Log.d(TAG, "Scanning package " + pkg.packageName); 5092 } 5093 5094 if (mPackages.containsKey(pkg.packageName) 5095 || mSharedLibraries.containsKey(pkg.packageName)) { 5096 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5097 "Application package " + pkg.packageName 5098 + " already installed. Skipping duplicate."); 5099 } 5100 5101 // Initialize package source and resource directories 5102 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5103 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5104 5105 SharedUserSetting suid = null; 5106 PackageSetting pkgSetting = null; 5107 5108 if (!isSystemApp(pkg)) { 5109 // Only system apps can use these features. 5110 pkg.mOriginalPackages = null; 5111 pkg.mRealPackage = null; 5112 pkg.mAdoptPermissions = null; 5113 } 5114 5115 // writer 5116 synchronized (mPackages) { 5117 if (pkg.mSharedUserId != null) { 5118 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5119 if (suid == null) { 5120 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5121 "Creating application package " + pkg.packageName 5122 + " for shared user failed"); 5123 } 5124 if (DEBUG_PACKAGE_SCANNING) { 5125 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5126 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5127 + "): packages=" + suid.packages); 5128 } 5129 } 5130 5131 // Check if we are renaming from an original package name. 5132 PackageSetting origPackage = null; 5133 String realName = null; 5134 if (pkg.mOriginalPackages != null) { 5135 // This package may need to be renamed to a previously 5136 // installed name. Let's check on that... 5137 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5138 if (pkg.mOriginalPackages.contains(renamed)) { 5139 // This package had originally been installed as the 5140 // original name, and we have already taken care of 5141 // transitioning to the new one. Just update the new 5142 // one to continue using the old name. 5143 realName = pkg.mRealPackage; 5144 if (!pkg.packageName.equals(renamed)) { 5145 // Callers into this function may have already taken 5146 // care of renaming the package; only do it here if 5147 // it is not already done. 5148 pkg.setPackageName(renamed); 5149 } 5150 5151 } else { 5152 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5153 if ((origPackage = mSettings.peekPackageLPr( 5154 pkg.mOriginalPackages.get(i))) != null) { 5155 // We do have the package already installed under its 5156 // original name... should we use it? 5157 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5158 // New package is not compatible with original. 5159 origPackage = null; 5160 continue; 5161 } else if (origPackage.sharedUser != null) { 5162 // Make sure uid is compatible between packages. 5163 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5164 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5165 + " to " + pkg.packageName + ": old uid " 5166 + origPackage.sharedUser.name 5167 + " differs from " + pkg.mSharedUserId); 5168 origPackage = null; 5169 continue; 5170 } 5171 } else { 5172 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5173 + pkg.packageName + " to old name " + origPackage.name); 5174 } 5175 break; 5176 } 5177 } 5178 } 5179 } 5180 5181 if (mTransferedPackages.contains(pkg.packageName)) { 5182 Slog.w(TAG, "Package " + pkg.packageName 5183 + " was transferred to another, but its .apk remains"); 5184 } 5185 5186 // Just create the setting, don't add it yet. For already existing packages 5187 // the PkgSetting exists already and doesn't have to be created. 5188 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5189 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5190 pkg.applicationInfo.primaryCpuAbi, 5191 pkg.applicationInfo.secondaryCpuAbi, 5192 pkg.applicationInfo.flags, user, false); 5193 if (pkgSetting == null) { 5194 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5195 "Creating application package " + pkg.packageName + " failed"); 5196 } 5197 5198 if (pkgSetting.origPackage != null) { 5199 // If we are first transitioning from an original package, 5200 // fix up the new package's name now. We need to do this after 5201 // looking up the package under its new name, so getPackageLP 5202 // can take care of fiddling things correctly. 5203 pkg.setPackageName(origPackage.name); 5204 5205 // File a report about this. 5206 String msg = "New package " + pkgSetting.realName 5207 + " renamed to replace old package " + pkgSetting.name; 5208 reportSettingsProblem(Log.WARN, msg); 5209 5210 // Make a note of it. 5211 mTransferedPackages.add(origPackage.name); 5212 5213 // No longer need to retain this. 5214 pkgSetting.origPackage = null; 5215 } 5216 5217 if (realName != null) { 5218 // Make a note of it. 5219 mTransferedPackages.add(pkg.packageName); 5220 } 5221 5222 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5223 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5224 } 5225 5226 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5227 // Check all shared libraries and map to their actual file path. 5228 // We only do this here for apps not on a system dir, because those 5229 // are the only ones that can fail an install due to this. We 5230 // will take care of the system apps by updating all of their 5231 // library paths after the scan is done. 5232 updateSharedLibrariesLPw(pkg, null); 5233 } 5234 5235 if (mFoundPolicyFile) { 5236 SELinuxMMAC.assignSeinfoValue(pkg); 5237 } 5238 5239 pkg.applicationInfo.uid = pkgSetting.appId; 5240 pkg.mExtras = pkgSetting; 5241 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5242 try { 5243 verifySignaturesLP(pkgSetting, pkg); 5244 } catch (PackageManagerException e) { 5245 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5246 throw e; 5247 } 5248 // The signature has changed, but this package is in the system 5249 // image... let's recover! 5250 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5251 // However... if this package is part of a shared user, but it 5252 // doesn't match the signature of the shared user, let's fail. 5253 // What this means is that you can't change the signatures 5254 // associated with an overall shared user, which doesn't seem all 5255 // that unreasonable. 5256 if (pkgSetting.sharedUser != null) { 5257 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5258 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5259 throw new PackageManagerException( 5260 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5261 "Signature mismatch for shared user : " 5262 + pkgSetting.sharedUser); 5263 } 5264 } 5265 // File a report about this. 5266 String msg = "System package " + pkg.packageName 5267 + " signature changed; retaining data."; 5268 reportSettingsProblem(Log.WARN, msg); 5269 } 5270 } else { 5271 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5272 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5273 + pkg.packageName + " upgrade keys do not match the " 5274 + "previously installed version"); 5275 } else { 5276 // signatures may have changed as result of upgrade 5277 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5278 } 5279 } 5280 // Verify that this new package doesn't have any content providers 5281 // that conflict with existing packages. Only do this if the 5282 // package isn't already installed, since we don't want to break 5283 // things that are installed. 5284 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5285 final int N = pkg.providers.size(); 5286 int i; 5287 for (i=0; i<N; i++) { 5288 PackageParser.Provider p = pkg.providers.get(i); 5289 if (p.info.authority != null) { 5290 String names[] = p.info.authority.split(";"); 5291 for (int j = 0; j < names.length; j++) { 5292 if (mProvidersByAuthority.containsKey(names[j])) { 5293 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5294 final String otherPackageName = 5295 ((other != null && other.getComponentName() != null) ? 5296 other.getComponentName().getPackageName() : "?"); 5297 throw new PackageManagerException( 5298 INSTALL_FAILED_CONFLICTING_PROVIDER, 5299 "Can't install because provider name " + names[j] 5300 + " (in package " + pkg.applicationInfo.packageName 5301 + ") is already used by " + otherPackageName); 5302 } 5303 } 5304 } 5305 } 5306 } 5307 5308 if (pkg.mAdoptPermissions != null) { 5309 // This package wants to adopt ownership of permissions from 5310 // another package. 5311 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5312 final String origName = pkg.mAdoptPermissions.get(i); 5313 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5314 if (orig != null) { 5315 if (verifyPackageUpdateLPr(orig, pkg)) { 5316 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5317 + pkg.packageName); 5318 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5319 } 5320 } 5321 } 5322 } 5323 } 5324 5325 final String pkgName = pkg.packageName; 5326 5327 final long scanFileTime = scanFile.lastModified(); 5328 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5329 pkg.applicationInfo.processName = fixProcessName( 5330 pkg.applicationInfo.packageName, 5331 pkg.applicationInfo.processName, 5332 pkg.applicationInfo.uid); 5333 5334 File dataPath; 5335 if (mPlatformPackage == pkg) { 5336 // The system package is special. 5337 dataPath = new File (Environment.getDataDirectory(), "system"); 5338 pkg.applicationInfo.dataDir = dataPath.getPath(); 5339 5340 } else { 5341 // This is a normal package, need to make its data directory. 5342 dataPath = getDataPathForPackage(pkg.packageName, 0); 5343 5344 boolean uidError = false; 5345 5346 if (dataPath.exists()) { 5347 int currentUid = 0; 5348 try { 5349 StructStat stat = Os.stat(dataPath.getPath()); 5350 currentUid = stat.st_uid; 5351 } catch (ErrnoException e) { 5352 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5353 } 5354 5355 // If we have mismatched owners for the data path, we have a problem. 5356 if (currentUid != pkg.applicationInfo.uid) { 5357 boolean recovered = false; 5358 if (currentUid == 0) { 5359 // The directory somehow became owned by root. Wow. 5360 // This is probably because the system was stopped while 5361 // installd was in the middle of messing with its libs 5362 // directory. Ask installd to fix that. 5363 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5364 pkg.applicationInfo.uid); 5365 if (ret >= 0) { 5366 recovered = true; 5367 String msg = "Package " + pkg.packageName 5368 + " unexpectedly changed to uid 0; recovered to " + 5369 + pkg.applicationInfo.uid; 5370 reportSettingsProblem(Log.WARN, msg); 5371 } 5372 } 5373 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5374 || (scanFlags&SCAN_BOOTING) != 0)) { 5375 // If this is a system app, we can at least delete its 5376 // current data so the application will still work. 5377 int ret = removeDataDirsLI(pkgName); 5378 if (ret >= 0) { 5379 // TODO: Kill the processes first 5380 // Old data gone! 5381 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5382 ? "System package " : "Third party package "; 5383 String msg = prefix + pkg.packageName 5384 + " has changed from uid: " 5385 + currentUid + " to " 5386 + pkg.applicationInfo.uid + "; old data erased"; 5387 reportSettingsProblem(Log.WARN, msg); 5388 recovered = true; 5389 5390 // And now re-install the app. 5391 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5392 pkg.applicationInfo.seinfo); 5393 if (ret == -1) { 5394 // Ack should not happen! 5395 msg = prefix + pkg.packageName 5396 + " could not have data directory re-created after delete."; 5397 reportSettingsProblem(Log.WARN, msg); 5398 throw new PackageManagerException( 5399 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5400 } 5401 } 5402 if (!recovered) { 5403 mHasSystemUidErrors = true; 5404 } 5405 } else if (!recovered) { 5406 // If we allow this install to proceed, we will be broken. 5407 // Abort, abort! 5408 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5409 "scanPackageLI"); 5410 } 5411 if (!recovered) { 5412 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5413 + pkg.applicationInfo.uid + "/fs_" 5414 + currentUid; 5415 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5416 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5417 String msg = "Package " + pkg.packageName 5418 + " has mismatched uid: " 5419 + currentUid + " on disk, " 5420 + pkg.applicationInfo.uid + " in settings"; 5421 // writer 5422 synchronized (mPackages) { 5423 mSettings.mReadMessages.append(msg); 5424 mSettings.mReadMessages.append('\n'); 5425 uidError = true; 5426 if (!pkgSetting.uidError) { 5427 reportSettingsProblem(Log.ERROR, msg); 5428 } 5429 } 5430 } 5431 } 5432 pkg.applicationInfo.dataDir = dataPath.getPath(); 5433 if (mShouldRestoreconData) { 5434 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5435 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5436 pkg.applicationInfo.uid); 5437 } 5438 } else { 5439 if (DEBUG_PACKAGE_SCANNING) { 5440 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5441 Log.v(TAG, "Want this data dir: " + dataPath); 5442 } 5443 //invoke installer to do the actual installation 5444 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5445 pkg.applicationInfo.seinfo); 5446 if (ret < 0) { 5447 // Error from installer 5448 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5449 "Unable to create data dirs [errorCode=" + ret + "]"); 5450 } 5451 5452 if (dataPath.exists()) { 5453 pkg.applicationInfo.dataDir = dataPath.getPath(); 5454 } else { 5455 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5456 pkg.applicationInfo.dataDir = null; 5457 } 5458 } 5459 5460 pkgSetting.uidError = uidError; 5461 } 5462 5463 final String path = scanFile.getPath(); 5464 final String codePath = pkg.applicationInfo.getCodePath(); 5465 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5466 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5467 setBundledAppAbisAndRoots(pkg, pkgSetting); 5468 5469 // If we haven't found any native libraries for the app, check if it has 5470 // renderscript code. We'll need to force the app to 32 bit if it has 5471 // renderscript bitcode. 5472 if (pkg.applicationInfo.primaryCpuAbi == null 5473 && pkg.applicationInfo.secondaryCpuAbi == null 5474 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5475 NativeLibraryHelper.Handle handle = null; 5476 try { 5477 handle = NativeLibraryHelper.Handle.create(scanFile); 5478 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5479 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5480 } 5481 } catch (IOException ioe) { 5482 Slog.w(TAG, "Error scanning system app : " + ioe); 5483 } finally { 5484 IoUtils.closeQuietly(handle); 5485 } 5486 } 5487 5488 setNativeLibraryPaths(pkg); 5489 } else { 5490 // TODO: We can probably be smarter about this stuff. For installed apps, 5491 // we can calculate this information at install time once and for all. For 5492 // system apps, we can probably assume that this information doesn't change 5493 // after the first boot scan. As things stand, we do lots of unnecessary work. 5494 5495 // Give ourselves some initial paths; we'll come back for another 5496 // pass once we've determined ABI below. 5497 setNativeLibraryPaths(pkg); 5498 5499 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5500 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5501 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5502 5503 NativeLibraryHelper.Handle handle = null; 5504 try { 5505 handle = NativeLibraryHelper.Handle.create(scanFile); 5506 // TODO(multiArch): This can be null for apps that didn't go through the 5507 // usual installation process. We can calculate it again, like we 5508 // do during install time. 5509 // 5510 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5511 // unnecessary. 5512 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5513 5514 // Null out the abis so that they can be recalculated. 5515 pkg.applicationInfo.primaryCpuAbi = null; 5516 pkg.applicationInfo.secondaryCpuAbi = null; 5517 if (isMultiArch(pkg.applicationInfo)) { 5518 // Warn if we've set an abiOverride for multi-lib packages.. 5519 // By definition, we need to copy both 32 and 64 bit libraries for 5520 // such packages. 5521 if (pkg.cpuAbiOverride != null 5522 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5523 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5524 } 5525 5526 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5527 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5528 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5529 if (isAsec) { 5530 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5531 } else { 5532 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5533 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5534 useIsaSpecificSubdirs); 5535 } 5536 } 5537 5538 maybeThrowExceptionForMultiArchCopy( 5539 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5540 5541 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5542 if (isAsec) { 5543 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5544 } else { 5545 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5546 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5547 useIsaSpecificSubdirs); 5548 } 5549 } 5550 5551 maybeThrowExceptionForMultiArchCopy( 5552 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5553 5554 if (abi64 >= 0) { 5555 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5556 } 5557 5558 if (abi32 >= 0) { 5559 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5560 if (abi64 >= 0) { 5561 pkg.applicationInfo.secondaryCpuAbi = abi; 5562 } else { 5563 pkg.applicationInfo.primaryCpuAbi = abi; 5564 } 5565 } 5566 } else { 5567 String[] abiList = (cpuAbiOverride != null) ? 5568 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5569 5570 // Enable gross and lame hacks for apps that are built with old 5571 // SDK tools. We must scan their APKs for renderscript bitcode and 5572 // not launch them if it's present. Don't bother checking on devices 5573 // that don't have 64 bit support. 5574 boolean needsRenderScriptOverride = false; 5575 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5576 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5577 abiList = Build.SUPPORTED_32_BIT_ABIS; 5578 needsRenderScriptOverride = true; 5579 } 5580 5581 final int copyRet; 5582 if (isAsec) { 5583 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5584 } else { 5585 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5586 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5587 } 5588 5589 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5590 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5591 "Error unpackaging native libs for app, errorCode=" + copyRet); 5592 } 5593 5594 if (copyRet >= 0) { 5595 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5596 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5597 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5598 } else if (needsRenderScriptOverride) { 5599 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5600 } 5601 } 5602 } catch (IOException ioe) { 5603 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5604 } finally { 5605 IoUtils.closeQuietly(handle); 5606 } 5607 5608 // Now that we've calculated the ABIs and determined if it's an internal app, 5609 // we will go ahead and populate the nativeLibraryPath. 5610 setNativeLibraryPaths(pkg); 5611 5612 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5613 final int[] userIds = sUserManager.getUserIds(); 5614 synchronized (mInstallLock) { 5615 // Create a native library symlink only if we have native libraries 5616 // and if the native libraries are 32 bit libraries. We do not provide 5617 // this symlink for 64 bit libraries. 5618 if (pkg.applicationInfo.primaryCpuAbi != null && 5619 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5620 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5621 for (int userId : userIds) { 5622 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5623 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5624 "Failed linking native library dir (user=" + userId + ")"); 5625 } 5626 } 5627 } 5628 } 5629 } 5630 5631 // This is a special case for the "system" package, where the ABI is 5632 // dictated by the zygote configuration (and init.rc). We should keep track 5633 // of this ABI so that we can deal with "normal" applications that run under 5634 // the same UID correctly. 5635 if (mPlatformPackage == pkg) { 5636 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5637 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5638 } 5639 5640 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5641 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5642 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5643 // Copy the derived override back to the parsed package, so that we can 5644 // update the package settings accordingly. 5645 pkg.cpuAbiOverride = cpuAbiOverride; 5646 5647 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5648 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5649 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5650 5651 // Push the derived path down into PackageSettings so we know what to 5652 // clean up at uninstall time. 5653 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5654 5655 if (DEBUG_ABI_SELECTION) { 5656 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5657 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5658 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5659 } 5660 5661 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5662 // We don't do this here during boot because we can do it all 5663 // at once after scanning all existing packages. 5664 // 5665 // We also do this *before* we perform dexopt on this package, so that 5666 // we can avoid redundant dexopts, and also to make sure we've got the 5667 // code and package path correct. 5668 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5669 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5670 } 5671 5672 if ((scanFlags&SCAN_NO_DEX) == 0) { 5673 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5674 == DEX_OPT_FAILED) { 5675 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5676 removeDataDirsLI(pkg.packageName); 5677 } 5678 5679 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5680 } 5681 } 5682 5683 if (mFactoryTest && pkg.requestedPermissions.contains( 5684 android.Manifest.permission.FACTORY_TEST)) { 5685 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5686 } 5687 5688 ArrayList<PackageParser.Package> clientLibPkgs = null; 5689 5690 // writer 5691 synchronized (mPackages) { 5692 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5693 // Only system apps can add new shared libraries. 5694 if (pkg.libraryNames != null) { 5695 for (int i=0; i<pkg.libraryNames.size(); i++) { 5696 String name = pkg.libraryNames.get(i); 5697 boolean allowed = false; 5698 if (isUpdatedSystemApp(pkg)) { 5699 // New library entries can only be added through the 5700 // system image. This is important to get rid of a lot 5701 // of nasty edge cases: for example if we allowed a non- 5702 // system update of the app to add a library, then uninstalling 5703 // the update would make the library go away, and assumptions 5704 // we made such as through app install filtering would now 5705 // have allowed apps on the device which aren't compatible 5706 // with it. Better to just have the restriction here, be 5707 // conservative, and create many fewer cases that can negatively 5708 // impact the user experience. 5709 final PackageSetting sysPs = mSettings 5710 .getDisabledSystemPkgLPr(pkg.packageName); 5711 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5712 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5713 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5714 allowed = true; 5715 allowed = true; 5716 break; 5717 } 5718 } 5719 } 5720 } else { 5721 allowed = true; 5722 } 5723 if (allowed) { 5724 if (!mSharedLibraries.containsKey(name)) { 5725 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5726 } else if (!name.equals(pkg.packageName)) { 5727 Slog.w(TAG, "Package " + pkg.packageName + " library " 5728 + name + " already exists; skipping"); 5729 } 5730 } else { 5731 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5732 + name + " that is not declared on system image; skipping"); 5733 } 5734 } 5735 if ((scanFlags&SCAN_BOOTING) == 0) { 5736 // If we are not booting, we need to update any applications 5737 // that are clients of our shared library. If we are booting, 5738 // this will all be done once the scan is complete. 5739 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5740 } 5741 } 5742 } 5743 } 5744 5745 // We also need to dexopt any apps that are dependent on this library. Note that 5746 // if these fail, we should abort the install since installing the library will 5747 // result in some apps being broken. 5748 if (clientLibPkgs != null) { 5749 if ((scanFlags&SCAN_NO_DEX) == 0) { 5750 for (int i=0; i<clientLibPkgs.size(); i++) { 5751 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5752 if (performDexOptLI(clientPkg, null /* instruction sets */, 5753 forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5754 == DEX_OPT_FAILED) { 5755 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5756 removeDataDirsLI(pkg.packageName); 5757 } 5758 5759 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5760 "scanPackageLI failed to dexopt clientLibPkgs"); 5761 } 5762 } 5763 } 5764 } 5765 5766 // Request the ActivityManager to kill the process(only for existing packages) 5767 // so that we do not end up in a confused state while the user is still using the older 5768 // version of the application while the new one gets installed. 5769 if ((scanFlags & SCAN_REPLACING) != 0) { 5770 killApplication(pkg.applicationInfo.packageName, 5771 pkg.applicationInfo.uid, "update pkg"); 5772 } 5773 5774 // Also need to kill any apps that are dependent on the library. 5775 if (clientLibPkgs != null) { 5776 for (int i=0; i<clientLibPkgs.size(); i++) { 5777 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5778 killApplication(clientPkg.applicationInfo.packageName, 5779 clientPkg.applicationInfo.uid, "update lib"); 5780 } 5781 } 5782 5783 // writer 5784 synchronized (mPackages) { 5785 // We don't expect installation to fail beyond this point 5786 5787 // Add the new setting to mSettings 5788 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5789 // Add the new setting to mPackages 5790 mPackages.put(pkg.applicationInfo.packageName, pkg); 5791 // Make sure we don't accidentally delete its data. 5792 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5793 while (iter.hasNext()) { 5794 PackageCleanItem item = iter.next(); 5795 if (pkgName.equals(item.packageName)) { 5796 iter.remove(); 5797 } 5798 } 5799 5800 // Take care of first install / last update times. 5801 if (currentTime != 0) { 5802 if (pkgSetting.firstInstallTime == 0) { 5803 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5804 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5805 pkgSetting.lastUpdateTime = currentTime; 5806 } 5807 } else if (pkgSetting.firstInstallTime == 0) { 5808 // We need *something*. Take time time stamp of the file. 5809 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5810 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5811 if (scanFileTime != pkgSetting.timeStamp) { 5812 // A package on the system image has changed; consider this 5813 // to be an update. 5814 pkgSetting.lastUpdateTime = scanFileTime; 5815 } 5816 } 5817 5818 // Add the package's KeySets to the global KeySetManagerService 5819 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5820 try { 5821 // Old KeySetData no longer valid. 5822 ksms.removeAppKeySetDataLPw(pkg.packageName); 5823 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5824 if (pkg.mKeySetMapping != null) { 5825 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5826 pkg.mKeySetMapping.entrySet()) { 5827 if (entry.getValue() != null) { 5828 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5829 entry.getValue(), entry.getKey()); 5830 } 5831 } 5832 if (pkg.mUpgradeKeySets != null) { 5833 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5834 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5835 } 5836 } 5837 } 5838 } catch (NullPointerException e) { 5839 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5840 } catch (IllegalArgumentException e) { 5841 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5842 } 5843 5844 int N = pkg.providers.size(); 5845 StringBuilder r = null; 5846 int i; 5847 for (i=0; i<N; i++) { 5848 PackageParser.Provider p = pkg.providers.get(i); 5849 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5850 p.info.processName, pkg.applicationInfo.uid); 5851 mProviders.addProvider(p); 5852 p.syncable = p.info.isSyncable; 5853 if (p.info.authority != null) { 5854 String names[] = p.info.authority.split(";"); 5855 p.info.authority = null; 5856 for (int j = 0; j < names.length; j++) { 5857 if (j == 1 && p.syncable) { 5858 // We only want the first authority for a provider to possibly be 5859 // syncable, so if we already added this provider using a different 5860 // authority clear the syncable flag. We copy the provider before 5861 // changing it because the mProviders object contains a reference 5862 // to a provider that we don't want to change. 5863 // Only do this for the second authority since the resulting provider 5864 // object can be the same for all future authorities for this provider. 5865 p = new PackageParser.Provider(p); 5866 p.syncable = false; 5867 } 5868 if (!mProvidersByAuthority.containsKey(names[j])) { 5869 mProvidersByAuthority.put(names[j], p); 5870 if (p.info.authority == null) { 5871 p.info.authority = names[j]; 5872 } else { 5873 p.info.authority = p.info.authority + ";" + names[j]; 5874 } 5875 if (DEBUG_PACKAGE_SCANNING) { 5876 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5877 Log.d(TAG, "Registered content provider: " + names[j] 5878 + ", className = " + p.info.name + ", isSyncable = " 5879 + p.info.isSyncable); 5880 } 5881 } else { 5882 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5883 Slog.w(TAG, "Skipping provider name " + names[j] + 5884 " (in package " + pkg.applicationInfo.packageName + 5885 "): name already used by " 5886 + ((other != null && other.getComponentName() != null) 5887 ? other.getComponentName().getPackageName() : "?")); 5888 } 5889 } 5890 } 5891 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5892 if (r == null) { 5893 r = new StringBuilder(256); 5894 } else { 5895 r.append(' '); 5896 } 5897 r.append(p.info.name); 5898 } 5899 } 5900 if (r != null) { 5901 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5902 } 5903 5904 N = pkg.services.size(); 5905 r = null; 5906 for (i=0; i<N; i++) { 5907 PackageParser.Service s = pkg.services.get(i); 5908 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5909 s.info.processName, pkg.applicationInfo.uid); 5910 mServices.addService(s); 5911 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5912 if (r == null) { 5913 r = new StringBuilder(256); 5914 } else { 5915 r.append(' '); 5916 } 5917 r.append(s.info.name); 5918 } 5919 } 5920 if (r != null) { 5921 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5922 } 5923 5924 N = pkg.receivers.size(); 5925 r = null; 5926 for (i=0; i<N; i++) { 5927 PackageParser.Activity a = pkg.receivers.get(i); 5928 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5929 a.info.processName, pkg.applicationInfo.uid); 5930 mReceivers.addActivity(a, "receiver"); 5931 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5932 if (r == null) { 5933 r = new StringBuilder(256); 5934 } else { 5935 r.append(' '); 5936 } 5937 r.append(a.info.name); 5938 } 5939 } 5940 if (r != null) { 5941 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5942 } 5943 5944 N = pkg.activities.size(); 5945 r = null; 5946 for (i=0; i<N; i++) { 5947 PackageParser.Activity a = pkg.activities.get(i); 5948 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5949 a.info.processName, pkg.applicationInfo.uid); 5950 mActivities.addActivity(a, "activity"); 5951 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5952 if (r == null) { 5953 r = new StringBuilder(256); 5954 } else { 5955 r.append(' '); 5956 } 5957 r.append(a.info.name); 5958 } 5959 } 5960 if (r != null) { 5961 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5962 } 5963 5964 N = pkg.permissionGroups.size(); 5965 r = null; 5966 for (i=0; i<N; i++) { 5967 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5968 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5969 if (cur == null) { 5970 mPermissionGroups.put(pg.info.name, pg); 5971 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5972 if (r == null) { 5973 r = new StringBuilder(256); 5974 } else { 5975 r.append(' '); 5976 } 5977 r.append(pg.info.name); 5978 } 5979 } else { 5980 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5981 + pg.info.packageName + " ignored: original from " 5982 + cur.info.packageName); 5983 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5984 if (r == null) { 5985 r = new StringBuilder(256); 5986 } else { 5987 r.append(' '); 5988 } 5989 r.append("DUP:"); 5990 r.append(pg.info.name); 5991 } 5992 } 5993 } 5994 if (r != null) { 5995 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5996 } 5997 5998 N = pkg.permissions.size(); 5999 r = null; 6000 for (i=0; i<N; i++) { 6001 PackageParser.Permission p = pkg.permissions.get(i); 6002 HashMap<String, BasePermission> permissionMap = 6003 p.tree ? mSettings.mPermissionTrees 6004 : mSettings.mPermissions; 6005 p.group = mPermissionGroups.get(p.info.group); 6006 if (p.info.group == null || p.group != null) { 6007 BasePermission bp = permissionMap.get(p.info.name); 6008 if (bp == null) { 6009 bp = new BasePermission(p.info.name, p.info.packageName, 6010 BasePermission.TYPE_NORMAL); 6011 permissionMap.put(p.info.name, bp); 6012 } 6013 if (bp.perm == null) { 6014 if (bp.sourcePackage != null 6015 && !bp.sourcePackage.equals(p.info.packageName)) { 6016 // If this is a permission that was formerly defined by a non-system 6017 // app, but is now defined by a system app (following an upgrade), 6018 // discard the previous declaration and consider the system's to be 6019 // canonical. 6020 if (isSystemApp(p.owner)) { 6021 String msg = "New decl " + p.owner + " of permission " 6022 + p.info.name + " is system"; 6023 reportSettingsProblem(Log.WARN, msg); 6024 bp.sourcePackage = null; 6025 } 6026 } 6027 if (bp.sourcePackage == null 6028 || bp.sourcePackage.equals(p.info.packageName)) { 6029 BasePermission tree = findPermissionTreeLP(p.info.name); 6030 if (tree == null 6031 || tree.sourcePackage.equals(p.info.packageName)) { 6032 bp.packageSetting = pkgSetting; 6033 bp.perm = p; 6034 bp.uid = pkg.applicationInfo.uid; 6035 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6036 if (r == null) { 6037 r = new StringBuilder(256); 6038 } else { 6039 r.append(' '); 6040 } 6041 r.append(p.info.name); 6042 } 6043 } else { 6044 Slog.w(TAG, "Permission " + p.info.name + " from package " 6045 + p.info.packageName + " ignored: base tree " 6046 + tree.name + " is from package " 6047 + tree.sourcePackage); 6048 } 6049 } else { 6050 Slog.w(TAG, "Permission " + p.info.name + " from package " 6051 + p.info.packageName + " ignored: original from " 6052 + bp.sourcePackage); 6053 } 6054 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6055 if (r == null) { 6056 r = new StringBuilder(256); 6057 } else { 6058 r.append(' '); 6059 } 6060 r.append("DUP:"); 6061 r.append(p.info.name); 6062 } 6063 if (bp.perm == p) { 6064 bp.protectionLevel = p.info.protectionLevel; 6065 } 6066 } else { 6067 Slog.w(TAG, "Permission " + p.info.name + " from package " 6068 + p.info.packageName + " ignored: no group " 6069 + p.group); 6070 } 6071 } 6072 if (r != null) { 6073 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6074 } 6075 6076 N = pkg.instrumentation.size(); 6077 r = null; 6078 for (i=0; i<N; i++) { 6079 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6080 a.info.packageName = pkg.applicationInfo.packageName; 6081 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6082 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6083 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6084 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6085 a.info.dataDir = pkg.applicationInfo.dataDir; 6086 6087 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6088 // need other information about the application, like the ABI and what not ? 6089 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6090 mInstrumentation.put(a.getComponentName(), a); 6091 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6092 if (r == null) { 6093 r = new StringBuilder(256); 6094 } else { 6095 r.append(' '); 6096 } 6097 r.append(a.info.name); 6098 } 6099 } 6100 if (r != null) { 6101 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6102 } 6103 6104 if (pkg.protectedBroadcasts != null) { 6105 N = pkg.protectedBroadcasts.size(); 6106 for (i=0; i<N; i++) { 6107 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6108 } 6109 } 6110 6111 pkgSetting.setTimeStamp(scanFileTime); 6112 6113 // Create idmap files for pairs of (packages, overlay packages). 6114 // Note: "android", ie framework-res.apk, is handled by native layers. 6115 if (pkg.mOverlayTarget != null) { 6116 // This is an overlay package. 6117 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6118 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6119 mOverlays.put(pkg.mOverlayTarget, 6120 new HashMap<String, PackageParser.Package>()); 6121 } 6122 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6123 map.put(pkg.packageName, pkg); 6124 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6125 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6126 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6127 "scanPackageLI failed to createIdmap"); 6128 } 6129 } 6130 } else if (mOverlays.containsKey(pkg.packageName) && 6131 !pkg.packageName.equals("android")) { 6132 // This is a regular package, with one or more known overlay packages. 6133 createIdmapsForPackageLI(pkg); 6134 } 6135 } 6136 6137 return pkg; 6138 } 6139 6140 /** 6141 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6142 * i.e, so that all packages can be run inside a single process if required. 6143 * 6144 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6145 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6146 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6147 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6148 * updating a package that belongs to a shared user. 6149 * 6150 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6151 * adds unnecessary complexity. 6152 */ 6153 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6154 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6155 String requiredInstructionSet = null; 6156 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6157 requiredInstructionSet = VMRuntime.getInstructionSet( 6158 scannedPackage.applicationInfo.primaryCpuAbi); 6159 } 6160 6161 PackageSetting requirer = null; 6162 for (PackageSetting ps : packagesForUser) { 6163 // If packagesForUser contains scannedPackage, we skip it. This will happen 6164 // when scannedPackage is an update of an existing package. Without this check, 6165 // we will never be able to change the ABI of any package belonging to a shared 6166 // user, even if it's compatible with other packages. 6167 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6168 if (ps.primaryCpuAbiString == null) { 6169 continue; 6170 } 6171 6172 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6173 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6174 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6175 // this but there's not much we can do. 6176 String errorMessage = "Instruction set mismatch, " 6177 + ((requirer == null) ? "[caller]" : requirer) 6178 + " requires " + requiredInstructionSet + " whereas " + ps 6179 + " requires " + instructionSet; 6180 Slog.w(TAG, errorMessage); 6181 } 6182 6183 if (requiredInstructionSet == null) { 6184 requiredInstructionSet = instructionSet; 6185 requirer = ps; 6186 } 6187 } 6188 } 6189 6190 if (requiredInstructionSet != null) { 6191 String adjustedAbi; 6192 if (requirer != null) { 6193 // requirer != null implies that either scannedPackage was null or that scannedPackage 6194 // did not require an ABI, in which case we have to adjust scannedPackage to match 6195 // the ABI of the set (which is the same as requirer's ABI) 6196 adjustedAbi = requirer.primaryCpuAbiString; 6197 if (scannedPackage != null) { 6198 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6199 } 6200 } else { 6201 // requirer == null implies that we're updating all ABIs in the set to 6202 // match scannedPackage. 6203 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6204 } 6205 6206 for (PackageSetting ps : packagesForUser) { 6207 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6208 if (ps.primaryCpuAbiString != null) { 6209 continue; 6210 } 6211 6212 ps.primaryCpuAbiString = adjustedAbi; 6213 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6214 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6215 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6216 6217 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6218 deferDexOpt, true) == DEX_OPT_FAILED) { 6219 ps.primaryCpuAbiString = null; 6220 ps.pkg.applicationInfo.primaryCpuAbi = null; 6221 return; 6222 } else { 6223 mInstaller.rmdex(ps.codePathString, 6224 getDexCodeInstructionSet(getPreferredInstructionSet())); 6225 } 6226 } 6227 } 6228 } 6229 } 6230 } 6231 6232 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6233 synchronized (mPackages) { 6234 mResolverReplaced = true; 6235 // Set up information for custom user intent resolution activity. 6236 mResolveActivity.applicationInfo = pkg.applicationInfo; 6237 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6238 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6239 mResolveActivity.processName = null; 6240 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6241 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6242 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6243 mResolveActivity.theme = 0; 6244 mResolveActivity.exported = true; 6245 mResolveActivity.enabled = true; 6246 mResolveInfo.activityInfo = mResolveActivity; 6247 mResolveInfo.priority = 0; 6248 mResolveInfo.preferredOrder = 0; 6249 mResolveInfo.match = 0; 6250 mResolveComponentName = mCustomResolverComponentName; 6251 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6252 mResolveComponentName); 6253 } 6254 } 6255 6256 private static String calculateBundledApkRoot(final String codePathString) { 6257 final File codePath = new File(codePathString); 6258 final File codeRoot; 6259 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6260 codeRoot = Environment.getRootDirectory(); 6261 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6262 codeRoot = Environment.getOemDirectory(); 6263 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6264 codeRoot = Environment.getVendorDirectory(); 6265 } else { 6266 // Unrecognized code path; take its top real segment as the apk root: 6267 // e.g. /something/app/blah.apk => /something 6268 try { 6269 File f = codePath.getCanonicalFile(); 6270 File parent = f.getParentFile(); // non-null because codePath is a file 6271 File tmp; 6272 while ((tmp = parent.getParentFile()) != null) { 6273 f = parent; 6274 parent = tmp; 6275 } 6276 codeRoot = f; 6277 Slog.w(TAG, "Unrecognized code path " 6278 + codePath + " - using " + codeRoot); 6279 } catch (IOException e) { 6280 // Can't canonicalize the code path -- shenanigans? 6281 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6282 return Environment.getRootDirectory().getPath(); 6283 } 6284 } 6285 return codeRoot.getPath(); 6286 } 6287 6288 /** 6289 * Derive and set the location of native libraries for the given package, 6290 * which varies depending on where and how the package was installed. 6291 */ 6292 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6293 final ApplicationInfo info = pkg.applicationInfo; 6294 final String codePath = pkg.codePath; 6295 final File codeFile = new File(codePath); 6296 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6297 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6298 6299 info.nativeLibraryRootDir = null; 6300 info.nativeLibraryRootRequiresIsa = false; 6301 info.nativeLibraryDir = null; 6302 info.secondaryNativeLibraryDir = null; 6303 6304 if (isApkFile(codeFile)) { 6305 // Monolithic install 6306 if (bundledApp) { 6307 // If "/system/lib64/apkname" exists, assume that is the per-package 6308 // native library directory to use; otherwise use "/system/lib/apkname". 6309 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6310 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6311 getPrimaryInstructionSet(info)); 6312 6313 // This is a bundled system app so choose the path based on the ABI. 6314 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6315 // is just the default path. 6316 final String apkName = deriveCodePathName(codePath); 6317 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6318 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6319 apkName).getAbsolutePath(); 6320 6321 if (info.secondaryCpuAbi != null) { 6322 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6323 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6324 secondaryLibDir, apkName).getAbsolutePath(); 6325 } 6326 } else if (asecApp) { 6327 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6328 .getAbsolutePath(); 6329 } else { 6330 final String apkName = deriveCodePathName(codePath); 6331 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6332 .getAbsolutePath(); 6333 } 6334 6335 info.nativeLibraryRootRequiresIsa = false; 6336 info.nativeLibraryDir = info.nativeLibraryRootDir; 6337 } else { 6338 // Cluster install 6339 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6340 info.nativeLibraryRootRequiresIsa = true; 6341 6342 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6343 getPrimaryInstructionSet(info)).getAbsolutePath(); 6344 6345 if (info.secondaryCpuAbi != null) { 6346 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6347 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6348 } 6349 } 6350 } 6351 6352 /** 6353 * Calculate the abis and roots for a bundled app. These can uniquely 6354 * be determined from the contents of the system partition, i.e whether 6355 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6356 * of this information, and instead assume that the system was built 6357 * sensibly. 6358 */ 6359 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6360 PackageSetting pkgSetting) { 6361 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6362 6363 // If "/system/lib64/apkname" exists, assume that is the per-package 6364 // native library directory to use; otherwise use "/system/lib/apkname". 6365 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6366 setBundledAppAbi(pkg, apkRoot, apkName); 6367 // pkgSetting might be null during rescan following uninstall of updates 6368 // to a bundled app, so accommodate that possibility. The settings in 6369 // that case will be established later from the parsed package. 6370 // 6371 // If the settings aren't null, sync them up with what we've just derived. 6372 // note that apkRoot isn't stored in the package settings. 6373 if (pkgSetting != null) { 6374 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6375 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6376 } 6377 } 6378 6379 /** 6380 * Deduces the ABI of a bundled app and sets the relevant fields on the 6381 * parsed pkg object. 6382 * 6383 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6384 * under which system libraries are installed. 6385 * @param apkName the name of the installed package. 6386 */ 6387 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6388 final File codeFile = new File(pkg.codePath); 6389 6390 final boolean has64BitLibs; 6391 final boolean has32BitLibs; 6392 if (isApkFile(codeFile)) { 6393 // Monolithic install 6394 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6395 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6396 } else { 6397 // Cluster install 6398 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6399 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6400 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6401 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6402 has64BitLibs = (new File(rootDir, isa)).exists(); 6403 } else { 6404 has64BitLibs = false; 6405 } 6406 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6407 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6408 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6409 has32BitLibs = (new File(rootDir, isa)).exists(); 6410 } else { 6411 has32BitLibs = false; 6412 } 6413 } 6414 6415 if (has64BitLibs && !has32BitLibs) { 6416 // The package has 64 bit libs, but not 32 bit libs. Its primary 6417 // ABI should be 64 bit. We can safely assume here that the bundled 6418 // native libraries correspond to the most preferred ABI in the list. 6419 6420 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6421 pkg.applicationInfo.secondaryCpuAbi = null; 6422 } else if (has32BitLibs && !has64BitLibs) { 6423 // The package has 32 bit libs but not 64 bit libs. Its primary 6424 // ABI should be 32 bit. 6425 6426 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6427 pkg.applicationInfo.secondaryCpuAbi = null; 6428 } else if (has32BitLibs && has64BitLibs) { 6429 // The application has both 64 and 32 bit bundled libraries. We check 6430 // here that the app declares multiArch support, and warn if it doesn't. 6431 // 6432 // We will be lenient here and record both ABIs. The primary will be the 6433 // ABI that's higher on the list, i.e, a device that's configured to prefer 6434 // 64 bit apps will see a 64 bit primary ABI, 6435 6436 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6437 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6438 } 6439 6440 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6441 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6442 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6443 } else { 6444 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6445 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6446 } 6447 } else { 6448 pkg.applicationInfo.primaryCpuAbi = null; 6449 pkg.applicationInfo.secondaryCpuAbi = null; 6450 } 6451 } 6452 6453 private void killApplication(String pkgName, int appId, String reason) { 6454 // Request the ActivityManager to kill the process(only for existing packages) 6455 // so that we do not end up in a confused state while the user is still using the older 6456 // version of the application while the new one gets installed. 6457 IActivityManager am = ActivityManagerNative.getDefault(); 6458 if (am != null) { 6459 try { 6460 am.killApplicationWithAppId(pkgName, appId, reason); 6461 } catch (RemoteException e) { 6462 } 6463 } 6464 } 6465 6466 void removePackageLI(PackageSetting ps, boolean chatty) { 6467 if (DEBUG_INSTALL) { 6468 if (chatty) 6469 Log.d(TAG, "Removing package " + ps.name); 6470 } 6471 6472 // writer 6473 synchronized (mPackages) { 6474 mPackages.remove(ps.name); 6475 final PackageParser.Package pkg = ps.pkg; 6476 if (pkg != null) { 6477 cleanPackageDataStructuresLILPw(pkg, chatty); 6478 } 6479 } 6480 } 6481 6482 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6483 if (DEBUG_INSTALL) { 6484 if (chatty) 6485 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6486 } 6487 6488 // writer 6489 synchronized (mPackages) { 6490 mPackages.remove(pkg.applicationInfo.packageName); 6491 cleanPackageDataStructuresLILPw(pkg, chatty); 6492 } 6493 } 6494 6495 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6496 int N = pkg.providers.size(); 6497 StringBuilder r = null; 6498 int i; 6499 for (i=0; i<N; i++) { 6500 PackageParser.Provider p = pkg.providers.get(i); 6501 mProviders.removeProvider(p); 6502 if (p.info.authority == null) { 6503 6504 /* There was another ContentProvider with this authority when 6505 * this app was installed so this authority is null, 6506 * Ignore it as we don't have to unregister the provider. 6507 */ 6508 continue; 6509 } 6510 String names[] = p.info.authority.split(";"); 6511 for (int j = 0; j < names.length; j++) { 6512 if (mProvidersByAuthority.get(names[j]) == p) { 6513 mProvidersByAuthority.remove(names[j]); 6514 if (DEBUG_REMOVE) { 6515 if (chatty) 6516 Log.d(TAG, "Unregistered content provider: " + names[j] 6517 + ", className = " + p.info.name + ", isSyncable = " 6518 + p.info.isSyncable); 6519 } 6520 } 6521 } 6522 if (DEBUG_REMOVE && chatty) { 6523 if (r == null) { 6524 r = new StringBuilder(256); 6525 } else { 6526 r.append(' '); 6527 } 6528 r.append(p.info.name); 6529 } 6530 } 6531 if (r != null) { 6532 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6533 } 6534 6535 N = pkg.services.size(); 6536 r = null; 6537 for (i=0; i<N; i++) { 6538 PackageParser.Service s = pkg.services.get(i); 6539 mServices.removeService(s); 6540 if (chatty) { 6541 if (r == null) { 6542 r = new StringBuilder(256); 6543 } else { 6544 r.append(' '); 6545 } 6546 r.append(s.info.name); 6547 } 6548 } 6549 if (r != null) { 6550 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6551 } 6552 6553 N = pkg.receivers.size(); 6554 r = null; 6555 for (i=0; i<N; i++) { 6556 PackageParser.Activity a = pkg.receivers.get(i); 6557 mReceivers.removeActivity(a, "receiver"); 6558 if (DEBUG_REMOVE && chatty) { 6559 if (r == null) { 6560 r = new StringBuilder(256); 6561 } else { 6562 r.append(' '); 6563 } 6564 r.append(a.info.name); 6565 } 6566 } 6567 if (r != null) { 6568 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6569 } 6570 6571 N = pkg.activities.size(); 6572 r = null; 6573 for (i=0; i<N; i++) { 6574 PackageParser.Activity a = pkg.activities.get(i); 6575 mActivities.removeActivity(a, "activity"); 6576 if (DEBUG_REMOVE && chatty) { 6577 if (r == null) { 6578 r = new StringBuilder(256); 6579 } else { 6580 r.append(' '); 6581 } 6582 r.append(a.info.name); 6583 } 6584 } 6585 if (r != null) { 6586 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6587 } 6588 6589 N = pkg.permissions.size(); 6590 r = null; 6591 for (i=0; i<N; i++) { 6592 PackageParser.Permission p = pkg.permissions.get(i); 6593 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6594 if (bp == null) { 6595 bp = mSettings.mPermissionTrees.get(p.info.name); 6596 } 6597 if (bp != null && bp.perm == p) { 6598 bp.perm = null; 6599 if (DEBUG_REMOVE && chatty) { 6600 if (r == null) { 6601 r = new StringBuilder(256); 6602 } else { 6603 r.append(' '); 6604 } 6605 r.append(p.info.name); 6606 } 6607 } 6608 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6609 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6610 if (appOpPerms != null) { 6611 appOpPerms.remove(pkg.packageName); 6612 } 6613 } 6614 } 6615 if (r != null) { 6616 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6617 } 6618 6619 N = pkg.requestedPermissions.size(); 6620 r = null; 6621 for (i=0; i<N; i++) { 6622 String perm = pkg.requestedPermissions.get(i); 6623 BasePermission bp = mSettings.mPermissions.get(perm); 6624 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6625 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6626 if (appOpPerms != null) { 6627 appOpPerms.remove(pkg.packageName); 6628 if (appOpPerms.isEmpty()) { 6629 mAppOpPermissionPackages.remove(perm); 6630 } 6631 } 6632 } 6633 } 6634 if (r != null) { 6635 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6636 } 6637 6638 N = pkg.instrumentation.size(); 6639 r = null; 6640 for (i=0; i<N; i++) { 6641 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6642 mInstrumentation.remove(a.getComponentName()); 6643 if (DEBUG_REMOVE && chatty) { 6644 if (r == null) { 6645 r = new StringBuilder(256); 6646 } else { 6647 r.append(' '); 6648 } 6649 r.append(a.info.name); 6650 } 6651 } 6652 if (r != null) { 6653 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6654 } 6655 6656 r = null; 6657 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6658 // Only system apps can hold shared libraries. 6659 if (pkg.libraryNames != null) { 6660 for (i=0; i<pkg.libraryNames.size(); i++) { 6661 String name = pkg.libraryNames.get(i); 6662 SharedLibraryEntry cur = mSharedLibraries.get(name); 6663 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6664 mSharedLibraries.remove(name); 6665 if (DEBUG_REMOVE && chatty) { 6666 if (r == null) { 6667 r = new StringBuilder(256); 6668 } else { 6669 r.append(' '); 6670 } 6671 r.append(name); 6672 } 6673 } 6674 } 6675 } 6676 } 6677 if (r != null) { 6678 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6679 } 6680 } 6681 6682 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6683 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6684 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6685 return true; 6686 } 6687 } 6688 return false; 6689 } 6690 6691 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6692 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6693 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6694 6695 private void updatePermissionsLPw(String changingPkg, 6696 PackageParser.Package pkgInfo, int flags) { 6697 // Make sure there are no dangling permission trees. 6698 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6699 while (it.hasNext()) { 6700 final BasePermission bp = it.next(); 6701 if (bp.packageSetting == null) { 6702 // We may not yet have parsed the package, so just see if 6703 // we still know about its settings. 6704 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6705 } 6706 if (bp.packageSetting == null) { 6707 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6708 + " from package " + bp.sourcePackage); 6709 it.remove(); 6710 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6711 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6712 Slog.i(TAG, "Removing old permission tree: " + bp.name 6713 + " from package " + bp.sourcePackage); 6714 flags |= UPDATE_PERMISSIONS_ALL; 6715 it.remove(); 6716 } 6717 } 6718 } 6719 6720 // Make sure all dynamic permissions have been assigned to a package, 6721 // and make sure there are no dangling permissions. 6722 it = mSettings.mPermissions.values().iterator(); 6723 while (it.hasNext()) { 6724 final BasePermission bp = it.next(); 6725 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6726 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6727 + bp.name + " pkg=" + bp.sourcePackage 6728 + " info=" + bp.pendingInfo); 6729 if (bp.packageSetting == null && bp.pendingInfo != null) { 6730 final BasePermission tree = findPermissionTreeLP(bp.name); 6731 if (tree != null && tree.perm != null) { 6732 bp.packageSetting = tree.packageSetting; 6733 bp.perm = new PackageParser.Permission(tree.perm.owner, 6734 new PermissionInfo(bp.pendingInfo)); 6735 bp.perm.info.packageName = tree.perm.info.packageName; 6736 bp.perm.info.name = bp.name; 6737 bp.uid = tree.uid; 6738 } 6739 } 6740 } 6741 if (bp.packageSetting == null) { 6742 // We may not yet have parsed the package, so just see if 6743 // we still know about its settings. 6744 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6745 } 6746 if (bp.packageSetting == null) { 6747 Slog.w(TAG, "Removing dangling permission: " + bp.name 6748 + " from package " + bp.sourcePackage); 6749 it.remove(); 6750 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6751 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6752 Slog.i(TAG, "Removing old permission: " + bp.name 6753 + " from package " + bp.sourcePackage); 6754 flags |= UPDATE_PERMISSIONS_ALL; 6755 it.remove(); 6756 } 6757 } 6758 } 6759 6760 // Now update the permissions for all packages, in particular 6761 // replace the granted permissions of the system packages. 6762 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6763 for (PackageParser.Package pkg : mPackages.values()) { 6764 if (pkg != pkgInfo) { 6765 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6766 } 6767 } 6768 } 6769 6770 if (pkgInfo != null) { 6771 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6772 } 6773 } 6774 6775 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6776 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6777 if (ps == null) { 6778 return; 6779 } 6780 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6781 HashSet<String> origPermissions = gp.grantedPermissions; 6782 boolean changedPermission = false; 6783 6784 if (replace) { 6785 ps.permissionsFixed = false; 6786 if (gp == ps) { 6787 origPermissions = new HashSet<String>(gp.grantedPermissions); 6788 gp.grantedPermissions.clear(); 6789 gp.gids = mGlobalGids; 6790 } 6791 } 6792 6793 if (gp.gids == null) { 6794 gp.gids = mGlobalGids; 6795 } 6796 6797 final int N = pkg.requestedPermissions.size(); 6798 for (int i=0; i<N; i++) { 6799 final String name = pkg.requestedPermissions.get(i); 6800 final boolean required = pkg.requestedPermissionsRequired.get(i); 6801 final BasePermission bp = mSettings.mPermissions.get(name); 6802 if (DEBUG_INSTALL) { 6803 if (gp != ps) { 6804 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6805 } 6806 } 6807 6808 if (bp == null || bp.packageSetting == null) { 6809 Slog.w(TAG, "Unknown permission " + name 6810 + " in package " + pkg.packageName); 6811 continue; 6812 } 6813 6814 final String perm = bp.name; 6815 boolean allowed; 6816 boolean allowedSig = false; 6817 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6818 // Keep track of app op permissions. 6819 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6820 if (pkgs == null) { 6821 pkgs = new ArraySet<>(); 6822 mAppOpPermissionPackages.put(bp.name, pkgs); 6823 } 6824 pkgs.add(pkg.packageName); 6825 } 6826 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6827 if (level == PermissionInfo.PROTECTION_NORMAL 6828 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6829 // We grant a normal or dangerous permission if any of the following 6830 // are true: 6831 // 1) The permission is required 6832 // 2) The permission is optional, but was granted in the past 6833 // 3) The permission is optional, but was requested by an 6834 // app in /system (not /data) 6835 // 6836 // Otherwise, reject the permission. 6837 allowed = (required || origPermissions.contains(perm) 6838 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6839 } else if (bp.packageSetting == null) { 6840 // This permission is invalid; skip it. 6841 allowed = false; 6842 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6843 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6844 if (allowed) { 6845 allowedSig = true; 6846 } 6847 } else { 6848 allowed = false; 6849 } 6850 if (DEBUG_INSTALL) { 6851 if (gp != ps) { 6852 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6853 } 6854 } 6855 if (allowed) { 6856 if (!isSystemApp(ps) && ps.permissionsFixed) { 6857 // If this is an existing, non-system package, then 6858 // we can't add any new permissions to it. 6859 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6860 // Except... if this is a permission that was added 6861 // to the platform (note: need to only do this when 6862 // updating the platform). 6863 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6864 } 6865 } 6866 if (allowed) { 6867 if (!gp.grantedPermissions.contains(perm)) { 6868 changedPermission = true; 6869 gp.grantedPermissions.add(perm); 6870 gp.gids = appendInts(gp.gids, bp.gids); 6871 } else if (!ps.haveGids) { 6872 gp.gids = appendInts(gp.gids, bp.gids); 6873 } 6874 } else { 6875 Slog.w(TAG, "Not granting permission " + perm 6876 + " to package " + pkg.packageName 6877 + " because it was previously installed without"); 6878 } 6879 } else { 6880 if (gp.grantedPermissions.remove(perm)) { 6881 changedPermission = true; 6882 gp.gids = removeInts(gp.gids, bp.gids); 6883 Slog.i(TAG, "Un-granting permission " + perm 6884 + " from package " + pkg.packageName 6885 + " (protectionLevel=" + bp.protectionLevel 6886 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6887 + ")"); 6888 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6889 // Don't print warning for app op permissions, since it is fine for them 6890 // not to be granted, there is a UI for the user to decide. 6891 Slog.w(TAG, "Not granting permission " + perm 6892 + " to package " + pkg.packageName 6893 + " (protectionLevel=" + bp.protectionLevel 6894 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6895 + ")"); 6896 } 6897 } 6898 } 6899 6900 if ((changedPermission || replace) && !ps.permissionsFixed && 6901 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6902 // This is the first that we have heard about this package, so the 6903 // permissions we have now selected are fixed until explicitly 6904 // changed. 6905 ps.permissionsFixed = true; 6906 } 6907 ps.haveGids = true; 6908 } 6909 6910 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6911 boolean allowed = false; 6912 final int NP = PackageParser.NEW_PERMISSIONS.length; 6913 for (int ip=0; ip<NP; ip++) { 6914 final PackageParser.NewPermissionInfo npi 6915 = PackageParser.NEW_PERMISSIONS[ip]; 6916 if (npi.name.equals(perm) 6917 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6918 allowed = true; 6919 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6920 + pkg.packageName); 6921 break; 6922 } 6923 } 6924 return allowed; 6925 } 6926 6927 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6928 BasePermission bp, HashSet<String> origPermissions) { 6929 boolean allowed; 6930 allowed = (compareSignatures( 6931 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6932 == PackageManager.SIGNATURE_MATCH) 6933 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6934 == PackageManager.SIGNATURE_MATCH); 6935 if (!allowed && (bp.protectionLevel 6936 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6937 if (isSystemApp(pkg)) { 6938 // For updated system applications, a system permission 6939 // is granted only if it had been defined by the original application. 6940 if (isUpdatedSystemApp(pkg)) { 6941 final PackageSetting sysPs = mSettings 6942 .getDisabledSystemPkgLPr(pkg.packageName); 6943 final GrantedPermissions origGp = sysPs.sharedUser != null 6944 ? sysPs.sharedUser : sysPs; 6945 6946 if (origGp.grantedPermissions.contains(perm)) { 6947 // If the original was granted this permission, we take 6948 // that grant decision as read and propagate it to the 6949 // update. 6950 allowed = true; 6951 } else { 6952 // The system apk may have been updated with an older 6953 // version of the one on the data partition, but which 6954 // granted a new system permission that it didn't have 6955 // before. In this case we do want to allow the app to 6956 // now get the new permission if the ancestral apk is 6957 // privileged to get it. 6958 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6959 for (int j=0; 6960 j<sysPs.pkg.requestedPermissions.size(); j++) { 6961 if (perm.equals( 6962 sysPs.pkg.requestedPermissions.get(j))) { 6963 allowed = true; 6964 break; 6965 } 6966 } 6967 } 6968 } 6969 } else { 6970 allowed = isPrivilegedApp(pkg); 6971 } 6972 } 6973 } 6974 if (!allowed && (bp.protectionLevel 6975 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6976 // For development permissions, a development permission 6977 // is granted only if it was already granted. 6978 allowed = origPermissions.contains(perm); 6979 } 6980 return allowed; 6981 } 6982 6983 final class ActivityIntentResolver 6984 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6985 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6986 boolean defaultOnly, int userId) { 6987 if (!sUserManager.exists(userId)) return null; 6988 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6989 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6990 } 6991 6992 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6993 int userId) { 6994 if (!sUserManager.exists(userId)) return null; 6995 mFlags = flags; 6996 return super.queryIntent(intent, resolvedType, 6997 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6998 } 6999 7000 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7001 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7002 if (!sUserManager.exists(userId)) return null; 7003 if (packageActivities == null) { 7004 return null; 7005 } 7006 mFlags = flags; 7007 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7008 final int N = packageActivities.size(); 7009 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7010 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7011 7012 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7013 for (int i = 0; i < N; ++i) { 7014 intentFilters = packageActivities.get(i).intents; 7015 if (intentFilters != null && intentFilters.size() > 0) { 7016 PackageParser.ActivityIntentInfo[] array = 7017 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7018 intentFilters.toArray(array); 7019 listCut.add(array); 7020 } 7021 } 7022 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7023 } 7024 7025 public final void addActivity(PackageParser.Activity a, String type) { 7026 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7027 mActivities.put(a.getComponentName(), a); 7028 if (DEBUG_SHOW_INFO) 7029 Log.v( 7030 TAG, " " + type + " " + 7031 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7032 if (DEBUG_SHOW_INFO) 7033 Log.v(TAG, " Class=" + a.info.name); 7034 final int NI = a.intents.size(); 7035 for (int j=0; j<NI; j++) { 7036 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7037 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7038 intent.setPriority(0); 7039 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7040 + a.className + " with priority > 0, forcing to 0"); 7041 } 7042 if (DEBUG_SHOW_INFO) { 7043 Log.v(TAG, " IntentFilter:"); 7044 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7045 } 7046 if (!intent.debugCheck()) { 7047 Log.w(TAG, "==> For Activity " + a.info.name); 7048 } 7049 addFilter(intent); 7050 } 7051 } 7052 7053 public final void removeActivity(PackageParser.Activity a, String type) { 7054 mActivities.remove(a.getComponentName()); 7055 if (DEBUG_SHOW_INFO) { 7056 Log.v(TAG, " " + type + " " 7057 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7058 : a.info.name) + ":"); 7059 Log.v(TAG, " Class=" + a.info.name); 7060 } 7061 final int NI = a.intents.size(); 7062 for (int j=0; j<NI; j++) { 7063 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7064 if (DEBUG_SHOW_INFO) { 7065 Log.v(TAG, " IntentFilter:"); 7066 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7067 } 7068 removeFilter(intent); 7069 } 7070 } 7071 7072 @Override 7073 protected boolean allowFilterResult( 7074 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7075 ActivityInfo filterAi = filter.activity.info; 7076 for (int i=dest.size()-1; i>=0; i--) { 7077 ActivityInfo destAi = dest.get(i).activityInfo; 7078 if (destAi.name == filterAi.name 7079 && destAi.packageName == filterAi.packageName) { 7080 return false; 7081 } 7082 } 7083 return true; 7084 } 7085 7086 @Override 7087 protected ActivityIntentInfo[] newArray(int size) { 7088 return new ActivityIntentInfo[size]; 7089 } 7090 7091 @Override 7092 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7093 if (!sUserManager.exists(userId)) return true; 7094 PackageParser.Package p = filter.activity.owner; 7095 if (p != null) { 7096 PackageSetting ps = (PackageSetting)p.mExtras; 7097 if (ps != null) { 7098 // System apps are never considered stopped for purposes of 7099 // filtering, because there may be no way for the user to 7100 // actually re-launch them. 7101 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7102 && ps.getStopped(userId); 7103 } 7104 } 7105 return false; 7106 } 7107 7108 @Override 7109 protected boolean isPackageForFilter(String packageName, 7110 PackageParser.ActivityIntentInfo info) { 7111 return packageName.equals(info.activity.owner.packageName); 7112 } 7113 7114 @Override 7115 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7116 int match, int userId) { 7117 if (!sUserManager.exists(userId)) return null; 7118 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7119 return null; 7120 } 7121 final PackageParser.Activity activity = info.activity; 7122 if (mSafeMode && (activity.info.applicationInfo.flags 7123 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7124 return null; 7125 } 7126 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7127 if (ps == null) { 7128 return null; 7129 } 7130 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7131 ps.readUserState(userId), userId); 7132 if (ai == null) { 7133 return null; 7134 } 7135 final ResolveInfo res = new ResolveInfo(); 7136 res.activityInfo = ai; 7137 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7138 res.filter = info; 7139 } 7140 res.priority = info.getPriority(); 7141 res.preferredOrder = activity.owner.mPreferredOrder; 7142 //System.out.println("Result: " + res.activityInfo.className + 7143 // " = " + res.priority); 7144 res.match = match; 7145 res.isDefault = info.hasDefault; 7146 res.labelRes = info.labelRes; 7147 res.nonLocalizedLabel = info.nonLocalizedLabel; 7148 if (userNeedsBadging(userId)) { 7149 res.noResourceId = true; 7150 } else { 7151 res.icon = info.icon; 7152 } 7153 res.system = isSystemApp(res.activityInfo.applicationInfo); 7154 return res; 7155 } 7156 7157 @Override 7158 protected void sortResults(List<ResolveInfo> results) { 7159 Collections.sort(results, mResolvePrioritySorter); 7160 } 7161 7162 @Override 7163 protected void dumpFilter(PrintWriter out, String prefix, 7164 PackageParser.ActivityIntentInfo filter) { 7165 out.print(prefix); out.print( 7166 Integer.toHexString(System.identityHashCode(filter.activity))); 7167 out.print(' '); 7168 filter.activity.printComponentShortName(out); 7169 out.print(" filter "); 7170 out.println(Integer.toHexString(System.identityHashCode(filter))); 7171 } 7172 7173// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7174// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7175// final List<ResolveInfo> retList = Lists.newArrayList(); 7176// while (i.hasNext()) { 7177// final ResolveInfo resolveInfo = i.next(); 7178// if (isEnabledLP(resolveInfo.activityInfo)) { 7179// retList.add(resolveInfo); 7180// } 7181// } 7182// return retList; 7183// } 7184 7185 // Keys are String (activity class name), values are Activity. 7186 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7187 = new HashMap<ComponentName, PackageParser.Activity>(); 7188 private int mFlags; 7189 } 7190 7191 private final class ServiceIntentResolver 7192 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7193 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7194 boolean defaultOnly, int userId) { 7195 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7196 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7197 } 7198 7199 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7200 int userId) { 7201 if (!sUserManager.exists(userId)) return null; 7202 mFlags = flags; 7203 return super.queryIntent(intent, resolvedType, 7204 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7205 } 7206 7207 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7208 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7209 if (!sUserManager.exists(userId)) return null; 7210 if (packageServices == null) { 7211 return null; 7212 } 7213 mFlags = flags; 7214 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7215 final int N = packageServices.size(); 7216 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7217 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7218 7219 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7220 for (int i = 0; i < N; ++i) { 7221 intentFilters = packageServices.get(i).intents; 7222 if (intentFilters != null && intentFilters.size() > 0) { 7223 PackageParser.ServiceIntentInfo[] array = 7224 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7225 intentFilters.toArray(array); 7226 listCut.add(array); 7227 } 7228 } 7229 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7230 } 7231 7232 public final void addService(PackageParser.Service s) { 7233 mServices.put(s.getComponentName(), s); 7234 if (DEBUG_SHOW_INFO) { 7235 Log.v(TAG, " " 7236 + (s.info.nonLocalizedLabel != null 7237 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7238 Log.v(TAG, " Class=" + s.info.name); 7239 } 7240 final int NI = s.intents.size(); 7241 int j; 7242 for (j=0; j<NI; j++) { 7243 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7244 if (DEBUG_SHOW_INFO) { 7245 Log.v(TAG, " IntentFilter:"); 7246 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7247 } 7248 if (!intent.debugCheck()) { 7249 Log.w(TAG, "==> For Service " + s.info.name); 7250 } 7251 addFilter(intent); 7252 } 7253 } 7254 7255 public final void removeService(PackageParser.Service s) { 7256 mServices.remove(s.getComponentName()); 7257 if (DEBUG_SHOW_INFO) { 7258 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7259 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7260 Log.v(TAG, " Class=" + s.info.name); 7261 } 7262 final int NI = s.intents.size(); 7263 int j; 7264 for (j=0; j<NI; j++) { 7265 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7266 if (DEBUG_SHOW_INFO) { 7267 Log.v(TAG, " IntentFilter:"); 7268 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7269 } 7270 removeFilter(intent); 7271 } 7272 } 7273 7274 @Override 7275 protected boolean allowFilterResult( 7276 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7277 ServiceInfo filterSi = filter.service.info; 7278 for (int i=dest.size()-1; i>=0; i--) { 7279 ServiceInfo destAi = dest.get(i).serviceInfo; 7280 if (destAi.name == filterSi.name 7281 && destAi.packageName == filterSi.packageName) { 7282 return false; 7283 } 7284 } 7285 return true; 7286 } 7287 7288 @Override 7289 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7290 return new PackageParser.ServiceIntentInfo[size]; 7291 } 7292 7293 @Override 7294 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7295 if (!sUserManager.exists(userId)) return true; 7296 PackageParser.Package p = filter.service.owner; 7297 if (p != null) { 7298 PackageSetting ps = (PackageSetting)p.mExtras; 7299 if (ps != null) { 7300 // System apps are never considered stopped for purposes of 7301 // filtering, because there may be no way for the user to 7302 // actually re-launch them. 7303 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7304 && ps.getStopped(userId); 7305 } 7306 } 7307 return false; 7308 } 7309 7310 @Override 7311 protected boolean isPackageForFilter(String packageName, 7312 PackageParser.ServiceIntentInfo info) { 7313 return packageName.equals(info.service.owner.packageName); 7314 } 7315 7316 @Override 7317 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7318 int match, int userId) { 7319 if (!sUserManager.exists(userId)) return null; 7320 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7321 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7322 return null; 7323 } 7324 final PackageParser.Service service = info.service; 7325 if (mSafeMode && (service.info.applicationInfo.flags 7326 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7327 return null; 7328 } 7329 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7330 if (ps == null) { 7331 return null; 7332 } 7333 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7334 ps.readUserState(userId), userId); 7335 if (si == null) { 7336 return null; 7337 } 7338 final ResolveInfo res = new ResolveInfo(); 7339 res.serviceInfo = si; 7340 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7341 res.filter = filter; 7342 } 7343 res.priority = info.getPriority(); 7344 res.preferredOrder = service.owner.mPreferredOrder; 7345 //System.out.println("Result: " + res.activityInfo.className + 7346 // " = " + res.priority); 7347 res.match = match; 7348 res.isDefault = info.hasDefault; 7349 res.labelRes = info.labelRes; 7350 res.nonLocalizedLabel = info.nonLocalizedLabel; 7351 res.icon = info.icon; 7352 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7353 return res; 7354 } 7355 7356 @Override 7357 protected void sortResults(List<ResolveInfo> results) { 7358 Collections.sort(results, mResolvePrioritySorter); 7359 } 7360 7361 @Override 7362 protected void dumpFilter(PrintWriter out, String prefix, 7363 PackageParser.ServiceIntentInfo filter) { 7364 out.print(prefix); out.print( 7365 Integer.toHexString(System.identityHashCode(filter.service))); 7366 out.print(' '); 7367 filter.service.printComponentShortName(out); 7368 out.print(" filter "); 7369 out.println(Integer.toHexString(System.identityHashCode(filter))); 7370 } 7371 7372// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7373// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7374// final List<ResolveInfo> retList = Lists.newArrayList(); 7375// while (i.hasNext()) { 7376// final ResolveInfo resolveInfo = (ResolveInfo) i; 7377// if (isEnabledLP(resolveInfo.serviceInfo)) { 7378// retList.add(resolveInfo); 7379// } 7380// } 7381// return retList; 7382// } 7383 7384 // Keys are String (activity class name), values are Activity. 7385 private final HashMap<ComponentName, PackageParser.Service> mServices 7386 = new HashMap<ComponentName, PackageParser.Service>(); 7387 private int mFlags; 7388 }; 7389 7390 private final class ProviderIntentResolver 7391 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7392 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7393 boolean defaultOnly, int userId) { 7394 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7395 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7396 } 7397 7398 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7399 int userId) { 7400 if (!sUserManager.exists(userId)) 7401 return null; 7402 mFlags = flags; 7403 return super.queryIntent(intent, resolvedType, 7404 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7405 } 7406 7407 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7408 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7409 if (!sUserManager.exists(userId)) 7410 return null; 7411 if (packageProviders == null) { 7412 return null; 7413 } 7414 mFlags = flags; 7415 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7416 final int N = packageProviders.size(); 7417 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7418 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7419 7420 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7421 for (int i = 0; i < N; ++i) { 7422 intentFilters = packageProviders.get(i).intents; 7423 if (intentFilters != null && intentFilters.size() > 0) { 7424 PackageParser.ProviderIntentInfo[] array = 7425 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7426 intentFilters.toArray(array); 7427 listCut.add(array); 7428 } 7429 } 7430 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7431 } 7432 7433 public final void addProvider(PackageParser.Provider p) { 7434 if (mProviders.containsKey(p.getComponentName())) { 7435 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7436 return; 7437 } 7438 7439 mProviders.put(p.getComponentName(), p); 7440 if (DEBUG_SHOW_INFO) { 7441 Log.v(TAG, " " 7442 + (p.info.nonLocalizedLabel != null 7443 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7444 Log.v(TAG, " Class=" + p.info.name); 7445 } 7446 final int NI = p.intents.size(); 7447 int j; 7448 for (j = 0; j < NI; j++) { 7449 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7450 if (DEBUG_SHOW_INFO) { 7451 Log.v(TAG, " IntentFilter:"); 7452 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7453 } 7454 if (!intent.debugCheck()) { 7455 Log.w(TAG, "==> For Provider " + p.info.name); 7456 } 7457 addFilter(intent); 7458 } 7459 } 7460 7461 public final void removeProvider(PackageParser.Provider p) { 7462 mProviders.remove(p.getComponentName()); 7463 if (DEBUG_SHOW_INFO) { 7464 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7465 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7466 Log.v(TAG, " Class=" + p.info.name); 7467 } 7468 final int NI = p.intents.size(); 7469 int j; 7470 for (j = 0; j < NI; j++) { 7471 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7472 if (DEBUG_SHOW_INFO) { 7473 Log.v(TAG, " IntentFilter:"); 7474 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7475 } 7476 removeFilter(intent); 7477 } 7478 } 7479 7480 @Override 7481 protected boolean allowFilterResult( 7482 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7483 ProviderInfo filterPi = filter.provider.info; 7484 for (int i = dest.size() - 1; i >= 0; i--) { 7485 ProviderInfo destPi = dest.get(i).providerInfo; 7486 if (destPi.name == filterPi.name 7487 && destPi.packageName == filterPi.packageName) { 7488 return false; 7489 } 7490 } 7491 return true; 7492 } 7493 7494 @Override 7495 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7496 return new PackageParser.ProviderIntentInfo[size]; 7497 } 7498 7499 @Override 7500 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7501 if (!sUserManager.exists(userId)) 7502 return true; 7503 PackageParser.Package p = filter.provider.owner; 7504 if (p != null) { 7505 PackageSetting ps = (PackageSetting) p.mExtras; 7506 if (ps != null) { 7507 // System apps are never considered stopped for purposes of 7508 // filtering, because there may be no way for the user to 7509 // actually re-launch them. 7510 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7511 && ps.getStopped(userId); 7512 } 7513 } 7514 return false; 7515 } 7516 7517 @Override 7518 protected boolean isPackageForFilter(String packageName, 7519 PackageParser.ProviderIntentInfo info) { 7520 return packageName.equals(info.provider.owner.packageName); 7521 } 7522 7523 @Override 7524 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7525 int match, int userId) { 7526 if (!sUserManager.exists(userId)) 7527 return null; 7528 final PackageParser.ProviderIntentInfo info = filter; 7529 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7530 return null; 7531 } 7532 final PackageParser.Provider provider = info.provider; 7533 if (mSafeMode && (provider.info.applicationInfo.flags 7534 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7535 return null; 7536 } 7537 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7538 if (ps == null) { 7539 return null; 7540 } 7541 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7542 ps.readUserState(userId), userId); 7543 if (pi == null) { 7544 return null; 7545 } 7546 final ResolveInfo res = new ResolveInfo(); 7547 res.providerInfo = pi; 7548 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7549 res.filter = filter; 7550 } 7551 res.priority = info.getPriority(); 7552 res.preferredOrder = provider.owner.mPreferredOrder; 7553 res.match = match; 7554 res.isDefault = info.hasDefault; 7555 res.labelRes = info.labelRes; 7556 res.nonLocalizedLabel = info.nonLocalizedLabel; 7557 res.icon = info.icon; 7558 res.system = isSystemApp(res.providerInfo.applicationInfo); 7559 return res; 7560 } 7561 7562 @Override 7563 protected void sortResults(List<ResolveInfo> results) { 7564 Collections.sort(results, mResolvePrioritySorter); 7565 } 7566 7567 @Override 7568 protected void dumpFilter(PrintWriter out, String prefix, 7569 PackageParser.ProviderIntentInfo filter) { 7570 out.print(prefix); 7571 out.print( 7572 Integer.toHexString(System.identityHashCode(filter.provider))); 7573 out.print(' '); 7574 filter.provider.printComponentShortName(out); 7575 out.print(" filter "); 7576 out.println(Integer.toHexString(System.identityHashCode(filter))); 7577 } 7578 7579 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7580 = new HashMap<ComponentName, PackageParser.Provider>(); 7581 private int mFlags; 7582 }; 7583 7584 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7585 new Comparator<ResolveInfo>() { 7586 public int compare(ResolveInfo r1, ResolveInfo r2) { 7587 int v1 = r1.priority; 7588 int v2 = r2.priority; 7589 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7590 if (v1 != v2) { 7591 return (v1 > v2) ? -1 : 1; 7592 } 7593 v1 = r1.preferredOrder; 7594 v2 = r2.preferredOrder; 7595 if (v1 != v2) { 7596 return (v1 > v2) ? -1 : 1; 7597 } 7598 if (r1.isDefault != r2.isDefault) { 7599 return r1.isDefault ? -1 : 1; 7600 } 7601 v1 = r1.match; 7602 v2 = r2.match; 7603 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7604 if (v1 != v2) { 7605 return (v1 > v2) ? -1 : 1; 7606 } 7607 if (r1.system != r2.system) { 7608 return r1.system ? -1 : 1; 7609 } 7610 return 0; 7611 } 7612 }; 7613 7614 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7615 new Comparator<ProviderInfo>() { 7616 public int compare(ProviderInfo p1, ProviderInfo p2) { 7617 final int v1 = p1.initOrder; 7618 final int v2 = p2.initOrder; 7619 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7620 } 7621 }; 7622 7623 static final void sendPackageBroadcast(String action, String pkg, 7624 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7625 int[] userIds) { 7626 IActivityManager am = ActivityManagerNative.getDefault(); 7627 if (am != null) { 7628 try { 7629 if (userIds == null) { 7630 userIds = am.getRunningUserIds(); 7631 } 7632 for (int id : userIds) { 7633 final Intent intent = new Intent(action, 7634 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7635 if (extras != null) { 7636 intent.putExtras(extras); 7637 } 7638 if (targetPkg != null) { 7639 intent.setPackage(targetPkg); 7640 } 7641 // Modify the UID when posting to other users 7642 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7643 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7644 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7645 intent.putExtra(Intent.EXTRA_UID, uid); 7646 } 7647 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7648 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7649 if (DEBUG_BROADCASTS) { 7650 RuntimeException here = new RuntimeException("here"); 7651 here.fillInStackTrace(); 7652 Slog.d(TAG, "Sending to user " + id + ": " 7653 + intent.toShortString(false, true, false, false) 7654 + " " + intent.getExtras(), here); 7655 } 7656 am.broadcastIntent(null, intent, null, finishedReceiver, 7657 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7658 finishedReceiver != null, false, id); 7659 } 7660 } catch (RemoteException ex) { 7661 } 7662 } 7663 } 7664 7665 /** 7666 * Check if the external storage media is available. This is true if there 7667 * is a mounted external storage medium or if the external storage is 7668 * emulated. 7669 */ 7670 private boolean isExternalMediaAvailable() { 7671 return mMediaMounted || Environment.isExternalStorageEmulated(); 7672 } 7673 7674 @Override 7675 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7676 // writer 7677 synchronized (mPackages) { 7678 if (!isExternalMediaAvailable()) { 7679 // If the external storage is no longer mounted at this point, 7680 // the caller may not have been able to delete all of this 7681 // packages files and can not delete any more. Bail. 7682 return null; 7683 } 7684 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7685 if (lastPackage != null) { 7686 pkgs.remove(lastPackage); 7687 } 7688 if (pkgs.size() > 0) { 7689 return pkgs.get(0); 7690 } 7691 } 7692 return null; 7693 } 7694 7695 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7696 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7697 userId, andCode ? 1 : 0, packageName); 7698 if (mSystemReady) { 7699 msg.sendToTarget(); 7700 } else { 7701 if (mPostSystemReadyMessages == null) { 7702 mPostSystemReadyMessages = new ArrayList<>(); 7703 } 7704 mPostSystemReadyMessages.add(msg); 7705 } 7706 } 7707 7708 void startCleaningPackages() { 7709 // reader 7710 synchronized (mPackages) { 7711 if (!isExternalMediaAvailable()) { 7712 return; 7713 } 7714 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7715 return; 7716 } 7717 } 7718 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7719 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7720 IActivityManager am = ActivityManagerNative.getDefault(); 7721 if (am != null) { 7722 try { 7723 am.startService(null, intent, null, UserHandle.USER_OWNER); 7724 } catch (RemoteException e) { 7725 } 7726 } 7727 } 7728 7729 @Override 7730 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7731 int installFlags, String installerPackageName, VerificationParams verificationParams, 7732 String packageAbiOverride) { 7733 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7734 packageAbiOverride, UserHandle.getCallingUserId()); 7735 } 7736 7737 @Override 7738 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7739 int installFlags, String installerPackageName, VerificationParams verificationParams, 7740 String packageAbiOverride, int userId) { 7741 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7742 null); 7743 if (UserHandle.getCallingUserId() != userId) { 7744 mContext.enforceCallingOrSelfPermission( 7745 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7746 "installPackage " + userId); 7747 } 7748 7749 final File originFile = new File(originPath); 7750 final int uid = Binder.getCallingUid(); 7751 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7752 try { 7753 if (observer != null) { 7754 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7755 } 7756 } catch (RemoteException re) { 7757 } 7758 return; 7759 } 7760 7761 UserHandle user; 7762 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7763 user = UserHandle.ALL; 7764 } else { 7765 user = new UserHandle(userId); 7766 } 7767 7768 final int filteredInstallFlags; 7769 if (uid == Process.SHELL_UID || uid == 0) { 7770 if (DEBUG_INSTALL) { 7771 Slog.v(TAG, "Install from ADB"); 7772 } 7773 filteredInstallFlags = installFlags | PackageManager.INSTALL_FROM_ADB; 7774 } else { 7775 filteredInstallFlags = installFlags & ~PackageManager.INSTALL_FROM_ADB; 7776 } 7777 7778 verificationParams.setInstallerUid(uid); 7779 7780 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7781 7782 final Message msg = mHandler.obtainMessage(INIT_COPY); 7783 msg.obj = new InstallParams(origin, observer, filteredInstallFlags, 7784 installerPackageName, verificationParams, user, packageAbiOverride); 7785 mHandler.sendMessage(msg); 7786 } 7787 7788 void installStage(String packageName, File stagedDir, String stagedCid, 7789 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7790 String installerPackageName, int installerUid, UserHandle user) { 7791 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7792 params.referrerUri, installerUid, null); 7793 7794 final OriginInfo origin; 7795 if (stagedDir != null) { 7796 origin = OriginInfo.fromStagedFile(stagedDir); 7797 } else { 7798 origin = OriginInfo.fromStagedContainer(stagedCid); 7799 } 7800 7801 final Message msg = mHandler.obtainMessage(INIT_COPY); 7802 msg.obj = new InstallParams(origin, observer, params.installFlags, 7803 installerPackageName, verifParams, user, params.abiOverride); 7804 mHandler.sendMessage(msg); 7805 } 7806 7807 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7808 Bundle extras = new Bundle(1); 7809 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7810 7811 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7812 packageName, extras, null, null, new int[] {userId}); 7813 try { 7814 IActivityManager am = ActivityManagerNative.getDefault(); 7815 final boolean isSystem = 7816 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7817 if (isSystem && am.isUserRunning(userId, false)) { 7818 // The just-installed/enabled app is bundled on the system, so presumed 7819 // to be able to run automatically without needing an explicit launch. 7820 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7821 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7822 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7823 .setPackage(packageName); 7824 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7825 android.app.AppOpsManager.OP_NONE, false, false, userId); 7826 } 7827 } catch (RemoteException e) { 7828 // shouldn't happen 7829 Slog.w(TAG, "Unable to bootstrap installed package", e); 7830 } 7831 } 7832 7833 @Override 7834 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7835 int userId) { 7836 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7837 PackageSetting pkgSetting; 7838 final int uid = Binder.getCallingUid(); 7839 if (UserHandle.getUserId(uid) != userId) { 7840 mContext.enforceCallingOrSelfPermission( 7841 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7842 "setApplicationHiddenSetting for user " + userId); 7843 } 7844 7845 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7846 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7847 return false; 7848 } 7849 7850 long callingId = Binder.clearCallingIdentity(); 7851 try { 7852 boolean sendAdded = false; 7853 boolean sendRemoved = false; 7854 // writer 7855 synchronized (mPackages) { 7856 pkgSetting = mSettings.mPackages.get(packageName); 7857 if (pkgSetting == null) { 7858 return false; 7859 } 7860 if (pkgSetting.getHidden(userId) != hidden) { 7861 pkgSetting.setHidden(hidden, userId); 7862 mSettings.writePackageRestrictionsLPr(userId); 7863 if (hidden) { 7864 sendRemoved = true; 7865 } else { 7866 sendAdded = true; 7867 } 7868 } 7869 } 7870 if (sendAdded) { 7871 sendPackageAddedForUser(packageName, pkgSetting, userId); 7872 return true; 7873 } 7874 if (sendRemoved) { 7875 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7876 "hiding pkg"); 7877 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7878 } 7879 } finally { 7880 Binder.restoreCallingIdentity(callingId); 7881 } 7882 return false; 7883 } 7884 7885 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7886 int userId) { 7887 final PackageRemovedInfo info = new PackageRemovedInfo(); 7888 info.removedPackage = packageName; 7889 info.removedUsers = new int[] {userId}; 7890 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7891 info.sendBroadcast(false, false, false); 7892 } 7893 7894 /** 7895 * Returns true if application is not found or there was an error. Otherwise it returns 7896 * the hidden state of the package for the given user. 7897 */ 7898 @Override 7899 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7900 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7901 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7902 "getApplicationHidden for user " + userId); 7903 PackageSetting pkgSetting; 7904 long callingId = Binder.clearCallingIdentity(); 7905 try { 7906 // writer 7907 synchronized (mPackages) { 7908 pkgSetting = mSettings.mPackages.get(packageName); 7909 if (pkgSetting == null) { 7910 return true; 7911 } 7912 return pkgSetting.getHidden(userId); 7913 } 7914 } finally { 7915 Binder.restoreCallingIdentity(callingId); 7916 } 7917 } 7918 7919 /** 7920 * @hide 7921 */ 7922 @Override 7923 public int installExistingPackageAsUser(String packageName, int userId) { 7924 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7925 null); 7926 PackageSetting pkgSetting; 7927 final int uid = Binder.getCallingUid(); 7928 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7929 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7930 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7931 } 7932 7933 long callingId = Binder.clearCallingIdentity(); 7934 try { 7935 boolean sendAdded = false; 7936 Bundle extras = new Bundle(1); 7937 7938 // writer 7939 synchronized (mPackages) { 7940 pkgSetting = mSettings.mPackages.get(packageName); 7941 if (pkgSetting == null) { 7942 return PackageManager.INSTALL_FAILED_INVALID_URI; 7943 } 7944 if (!pkgSetting.getInstalled(userId)) { 7945 pkgSetting.setInstalled(true, userId); 7946 pkgSetting.setHidden(false, userId); 7947 mSettings.writePackageRestrictionsLPr(userId); 7948 sendAdded = true; 7949 } 7950 } 7951 7952 if (sendAdded) { 7953 sendPackageAddedForUser(packageName, pkgSetting, userId); 7954 } 7955 } finally { 7956 Binder.restoreCallingIdentity(callingId); 7957 } 7958 7959 return PackageManager.INSTALL_SUCCEEDED; 7960 } 7961 7962 boolean isUserRestricted(int userId, String restrictionKey) { 7963 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7964 if (restrictions.getBoolean(restrictionKey, false)) { 7965 Log.w(TAG, "User is restricted: " + restrictionKey); 7966 return true; 7967 } 7968 return false; 7969 } 7970 7971 @Override 7972 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7973 mContext.enforceCallingOrSelfPermission( 7974 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7975 "Only package verification agents can verify applications"); 7976 7977 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7978 final PackageVerificationResponse response = new PackageVerificationResponse( 7979 verificationCode, Binder.getCallingUid()); 7980 msg.arg1 = id; 7981 msg.obj = response; 7982 mHandler.sendMessage(msg); 7983 } 7984 7985 @Override 7986 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7987 long millisecondsToDelay) { 7988 mContext.enforceCallingOrSelfPermission( 7989 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7990 "Only package verification agents can extend verification timeouts"); 7991 7992 final PackageVerificationState state = mPendingVerification.get(id); 7993 final PackageVerificationResponse response = new PackageVerificationResponse( 7994 verificationCodeAtTimeout, Binder.getCallingUid()); 7995 7996 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7997 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7998 } 7999 if (millisecondsToDelay < 0) { 8000 millisecondsToDelay = 0; 8001 } 8002 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8003 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8004 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8005 } 8006 8007 if ((state != null) && !state.timeoutExtended()) { 8008 state.extendTimeout(); 8009 8010 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8011 msg.arg1 = id; 8012 msg.obj = response; 8013 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8014 } 8015 } 8016 8017 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8018 int verificationCode, UserHandle user) { 8019 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8020 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8021 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8022 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8023 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8024 8025 mContext.sendBroadcastAsUser(intent, user, 8026 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8027 } 8028 8029 private ComponentName matchComponentForVerifier(String packageName, 8030 List<ResolveInfo> receivers) { 8031 ActivityInfo targetReceiver = null; 8032 8033 final int NR = receivers.size(); 8034 for (int i = 0; i < NR; i++) { 8035 final ResolveInfo info = receivers.get(i); 8036 if (info.activityInfo == null) { 8037 continue; 8038 } 8039 8040 if (packageName.equals(info.activityInfo.packageName)) { 8041 targetReceiver = info.activityInfo; 8042 break; 8043 } 8044 } 8045 8046 if (targetReceiver == null) { 8047 return null; 8048 } 8049 8050 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8051 } 8052 8053 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8054 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8055 if (pkgInfo.verifiers.length == 0) { 8056 return null; 8057 } 8058 8059 final int N = pkgInfo.verifiers.length; 8060 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8061 for (int i = 0; i < N; i++) { 8062 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8063 8064 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8065 receivers); 8066 if (comp == null) { 8067 continue; 8068 } 8069 8070 final int verifierUid = getUidForVerifier(verifierInfo); 8071 if (verifierUid == -1) { 8072 continue; 8073 } 8074 8075 if (DEBUG_VERIFY) { 8076 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8077 + " with the correct signature"); 8078 } 8079 sufficientVerifiers.add(comp); 8080 verificationState.addSufficientVerifier(verifierUid); 8081 } 8082 8083 return sufficientVerifiers; 8084 } 8085 8086 private int getUidForVerifier(VerifierInfo verifierInfo) { 8087 synchronized (mPackages) { 8088 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8089 if (pkg == null) { 8090 return -1; 8091 } else if (pkg.mSignatures.length != 1) { 8092 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8093 + " has more than one signature; ignoring"); 8094 return -1; 8095 } 8096 8097 /* 8098 * If the public key of the package's signature does not match 8099 * our expected public key, then this is a different package and 8100 * we should skip. 8101 */ 8102 8103 final byte[] expectedPublicKey; 8104 try { 8105 final Signature verifierSig = pkg.mSignatures[0]; 8106 final PublicKey publicKey = verifierSig.getPublicKey(); 8107 expectedPublicKey = publicKey.getEncoded(); 8108 } catch (CertificateException e) { 8109 return -1; 8110 } 8111 8112 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8113 8114 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8115 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8116 + " does not have the expected public key; ignoring"); 8117 return -1; 8118 } 8119 8120 return pkg.applicationInfo.uid; 8121 } 8122 } 8123 8124 @Override 8125 public void finishPackageInstall(int token) { 8126 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8127 8128 if (DEBUG_INSTALL) { 8129 Slog.v(TAG, "BM finishing package install for " + token); 8130 } 8131 8132 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8133 mHandler.sendMessage(msg); 8134 } 8135 8136 /** 8137 * Get the verification agent timeout. 8138 * 8139 * @return verification timeout in milliseconds 8140 */ 8141 private long getVerificationTimeout() { 8142 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8143 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8144 DEFAULT_VERIFICATION_TIMEOUT); 8145 } 8146 8147 /** 8148 * Get the default verification agent response code. 8149 * 8150 * @return default verification response code 8151 */ 8152 private int getDefaultVerificationResponse() { 8153 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8154 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8155 DEFAULT_VERIFICATION_RESPONSE); 8156 } 8157 8158 /** 8159 * Check whether or not package verification has been enabled. 8160 * 8161 * @return true if verification should be performed 8162 */ 8163 private boolean isVerificationEnabled(int userId, int installFlags) { 8164 if (!DEFAULT_VERIFY_ENABLE) { 8165 return false; 8166 } 8167 8168 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8169 8170 // Check if installing from ADB 8171 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8172 // Do not run verification in a test harness environment 8173 if (ActivityManager.isRunningInTestHarness()) { 8174 return false; 8175 } 8176 if (ensureVerifyAppsEnabled) { 8177 return true; 8178 } 8179 // Check if the developer does not want package verification for ADB installs 8180 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8181 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8182 return false; 8183 } 8184 } 8185 8186 if (ensureVerifyAppsEnabled) { 8187 return true; 8188 } 8189 8190 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8191 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8192 } 8193 8194 /** 8195 * Get the "allow unknown sources" setting. 8196 * 8197 * @return the current "allow unknown sources" setting 8198 */ 8199 private int getUnknownSourcesSettings() { 8200 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8201 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8202 -1); 8203 } 8204 8205 @Override 8206 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8207 final int uid = Binder.getCallingUid(); 8208 // writer 8209 synchronized (mPackages) { 8210 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8211 if (targetPackageSetting == null) { 8212 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8213 } 8214 8215 PackageSetting installerPackageSetting; 8216 if (installerPackageName != null) { 8217 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8218 if (installerPackageSetting == null) { 8219 throw new IllegalArgumentException("Unknown installer package: " 8220 + installerPackageName); 8221 } 8222 } else { 8223 installerPackageSetting = null; 8224 } 8225 8226 Signature[] callerSignature; 8227 Object obj = mSettings.getUserIdLPr(uid); 8228 if (obj != null) { 8229 if (obj instanceof SharedUserSetting) { 8230 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8231 } else if (obj instanceof PackageSetting) { 8232 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8233 } else { 8234 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8235 } 8236 } else { 8237 throw new SecurityException("Unknown calling uid " + uid); 8238 } 8239 8240 // Verify: can't set installerPackageName to a package that is 8241 // not signed with the same cert as the caller. 8242 if (installerPackageSetting != null) { 8243 if (compareSignatures(callerSignature, 8244 installerPackageSetting.signatures.mSignatures) 8245 != PackageManager.SIGNATURE_MATCH) { 8246 throw new SecurityException( 8247 "Caller does not have same cert as new installer package " 8248 + installerPackageName); 8249 } 8250 } 8251 8252 // Verify: if target already has an installer package, it must 8253 // be signed with the same cert as the caller. 8254 if (targetPackageSetting.installerPackageName != null) { 8255 PackageSetting setting = mSettings.mPackages.get( 8256 targetPackageSetting.installerPackageName); 8257 // If the currently set package isn't valid, then it's always 8258 // okay to change it. 8259 if (setting != null) { 8260 if (compareSignatures(callerSignature, 8261 setting.signatures.mSignatures) 8262 != PackageManager.SIGNATURE_MATCH) { 8263 throw new SecurityException( 8264 "Caller does not have same cert as old installer package " 8265 + targetPackageSetting.installerPackageName); 8266 } 8267 } 8268 } 8269 8270 // Okay! 8271 targetPackageSetting.installerPackageName = installerPackageName; 8272 scheduleWriteSettingsLocked(); 8273 } 8274 } 8275 8276 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8277 // Queue up an async operation since the package installation may take a little while. 8278 mHandler.post(new Runnable() { 8279 public void run() { 8280 mHandler.removeCallbacks(this); 8281 // Result object to be returned 8282 PackageInstalledInfo res = new PackageInstalledInfo(); 8283 res.returnCode = currentStatus; 8284 res.uid = -1; 8285 res.pkg = null; 8286 res.removedInfo = new PackageRemovedInfo(); 8287 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8288 args.doPreInstall(res.returnCode); 8289 synchronized (mInstallLock) { 8290 installPackageLI(args, res); 8291 } 8292 args.doPostInstall(res.returnCode, res.uid); 8293 } 8294 8295 // A restore should be performed at this point if (a) the install 8296 // succeeded, (b) the operation is not an update, and (c) the new 8297 // package has not opted out of backup participation. 8298 final boolean update = res.removedInfo.removedPackage != null; 8299 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8300 boolean doRestore = !update 8301 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8302 8303 // Set up the post-install work request bookkeeping. This will be used 8304 // and cleaned up by the post-install event handling regardless of whether 8305 // there's a restore pass performed. Token values are >= 1. 8306 int token; 8307 if (mNextInstallToken < 0) mNextInstallToken = 1; 8308 token = mNextInstallToken++; 8309 8310 PostInstallData data = new PostInstallData(args, res); 8311 mRunningInstalls.put(token, data); 8312 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8313 8314 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8315 // Pass responsibility to the Backup Manager. It will perform a 8316 // restore if appropriate, then pass responsibility back to the 8317 // Package Manager to run the post-install observer callbacks 8318 // and broadcasts. 8319 IBackupManager bm = IBackupManager.Stub.asInterface( 8320 ServiceManager.getService(Context.BACKUP_SERVICE)); 8321 if (bm != null) { 8322 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8323 + " to BM for possible restore"); 8324 try { 8325 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8326 } catch (RemoteException e) { 8327 // can't happen; the backup manager is local 8328 } catch (Exception e) { 8329 Slog.e(TAG, "Exception trying to enqueue restore", e); 8330 doRestore = false; 8331 } 8332 } else { 8333 Slog.e(TAG, "Backup Manager not found!"); 8334 doRestore = false; 8335 } 8336 } 8337 8338 if (!doRestore) { 8339 // No restore possible, or the Backup Manager was mysteriously not 8340 // available -- just fire the post-install work request directly. 8341 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8342 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8343 mHandler.sendMessage(msg); 8344 } 8345 } 8346 }); 8347 } 8348 8349 private abstract class HandlerParams { 8350 private static final int MAX_RETRIES = 4; 8351 8352 /** 8353 * Number of times startCopy() has been attempted and had a non-fatal 8354 * error. 8355 */ 8356 private int mRetries = 0; 8357 8358 /** User handle for the user requesting the information or installation. */ 8359 private final UserHandle mUser; 8360 8361 HandlerParams(UserHandle user) { 8362 mUser = user; 8363 } 8364 8365 UserHandle getUser() { 8366 return mUser; 8367 } 8368 8369 final boolean startCopy() { 8370 boolean res; 8371 try { 8372 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8373 8374 if (++mRetries > MAX_RETRIES) { 8375 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8376 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8377 handleServiceError(); 8378 return false; 8379 } else { 8380 handleStartCopy(); 8381 res = true; 8382 } 8383 } catch (RemoteException e) { 8384 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8385 mHandler.sendEmptyMessage(MCS_RECONNECT); 8386 res = false; 8387 } 8388 handleReturnCode(); 8389 return res; 8390 } 8391 8392 final void serviceError() { 8393 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8394 handleServiceError(); 8395 handleReturnCode(); 8396 } 8397 8398 abstract void handleStartCopy() throws RemoteException; 8399 abstract void handleServiceError(); 8400 abstract void handleReturnCode(); 8401 } 8402 8403 class MeasureParams extends HandlerParams { 8404 private final PackageStats mStats; 8405 private boolean mSuccess; 8406 8407 private final IPackageStatsObserver mObserver; 8408 8409 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8410 super(new UserHandle(stats.userHandle)); 8411 mObserver = observer; 8412 mStats = stats; 8413 } 8414 8415 @Override 8416 public String toString() { 8417 return "MeasureParams{" 8418 + Integer.toHexString(System.identityHashCode(this)) 8419 + " " + mStats.packageName + "}"; 8420 } 8421 8422 @Override 8423 void handleStartCopy() throws RemoteException { 8424 synchronized (mInstallLock) { 8425 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8426 } 8427 8428 if (mSuccess) { 8429 final boolean mounted; 8430 if (Environment.isExternalStorageEmulated()) { 8431 mounted = true; 8432 } else { 8433 final String status = Environment.getExternalStorageState(); 8434 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8435 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8436 } 8437 8438 if (mounted) { 8439 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8440 8441 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8442 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8443 8444 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8445 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8446 8447 // Always subtract cache size, since it's a subdirectory 8448 mStats.externalDataSize -= mStats.externalCacheSize; 8449 8450 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8451 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8452 8453 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8454 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8455 } 8456 } 8457 } 8458 8459 @Override 8460 void handleReturnCode() { 8461 if (mObserver != null) { 8462 try { 8463 mObserver.onGetStatsCompleted(mStats, mSuccess); 8464 } catch (RemoteException e) { 8465 Slog.i(TAG, "Observer no longer exists."); 8466 } 8467 } 8468 } 8469 8470 @Override 8471 void handleServiceError() { 8472 Slog.e(TAG, "Could not measure application " + mStats.packageName 8473 + " external storage"); 8474 } 8475 } 8476 8477 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8478 throws RemoteException { 8479 long result = 0; 8480 for (File path : paths) { 8481 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8482 } 8483 return result; 8484 } 8485 8486 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8487 for (File path : paths) { 8488 try { 8489 mcs.clearDirectory(path.getAbsolutePath()); 8490 } catch (RemoteException e) { 8491 } 8492 } 8493 } 8494 8495 static class OriginInfo { 8496 /** 8497 * Location where install is coming from, before it has been 8498 * copied/renamed into place. This could be a single monolithic APK 8499 * file, or a cluster directory. This location may be untrusted. 8500 */ 8501 final File file; 8502 final String cid; 8503 8504 /** 8505 * Flag indicating that {@link #file} or {@link #cid} has already been 8506 * staged, meaning downstream users don't need to defensively copy the 8507 * contents. 8508 */ 8509 final boolean staged; 8510 8511 /** 8512 * Flag indicating that {@link #file} or {@link #cid} is an already 8513 * installed app that is being moved. 8514 */ 8515 final boolean existing; 8516 8517 final String resolvedPath; 8518 final File resolvedFile; 8519 8520 static OriginInfo fromNothing() { 8521 return new OriginInfo(null, null, false, false); 8522 } 8523 8524 static OriginInfo fromUntrustedFile(File file) { 8525 return new OriginInfo(file, null, false, false); 8526 } 8527 8528 static OriginInfo fromExistingFile(File file) { 8529 return new OriginInfo(file, null, false, true); 8530 } 8531 8532 static OriginInfo fromStagedFile(File file) { 8533 return new OriginInfo(file, null, true, false); 8534 } 8535 8536 static OriginInfo fromStagedContainer(String cid) { 8537 return new OriginInfo(null, cid, true, false); 8538 } 8539 8540 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8541 this.file = file; 8542 this.cid = cid; 8543 this.staged = staged; 8544 this.existing = existing; 8545 8546 if (cid != null) { 8547 resolvedPath = PackageHelper.getSdDir(cid); 8548 resolvedFile = new File(resolvedPath); 8549 } else if (file != null) { 8550 resolvedPath = file.getAbsolutePath(); 8551 resolvedFile = file; 8552 } else { 8553 resolvedPath = null; 8554 resolvedFile = null; 8555 } 8556 } 8557 } 8558 8559 class InstallParams extends HandlerParams { 8560 final OriginInfo origin; 8561 final IPackageInstallObserver2 observer; 8562 int installFlags; 8563 final String installerPackageName; 8564 final VerificationParams verificationParams; 8565 private InstallArgs mArgs; 8566 private int mRet; 8567 final String packageAbiOverride; 8568 8569 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8570 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8571 String packageAbiOverride) { 8572 super(user); 8573 this.origin = origin; 8574 this.observer = observer; 8575 this.installFlags = installFlags; 8576 this.installerPackageName = installerPackageName; 8577 this.verificationParams = verificationParams; 8578 this.packageAbiOverride = packageAbiOverride; 8579 } 8580 8581 @Override 8582 public String toString() { 8583 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8584 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8585 } 8586 8587 public ManifestDigest getManifestDigest() { 8588 if (verificationParams == null) { 8589 return null; 8590 } 8591 return verificationParams.getManifestDigest(); 8592 } 8593 8594 private int installLocationPolicy(PackageInfoLite pkgLite) { 8595 String packageName = pkgLite.packageName; 8596 int installLocation = pkgLite.installLocation; 8597 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8598 // reader 8599 synchronized (mPackages) { 8600 PackageParser.Package pkg = mPackages.get(packageName); 8601 if (pkg != null) { 8602 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8603 // Check for downgrading. 8604 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8605 if (pkgLite.versionCode < pkg.mVersionCode) { 8606 Slog.w(TAG, "Can't install update of " + packageName 8607 + " update version " + pkgLite.versionCode 8608 + " is older than installed version " 8609 + pkg.mVersionCode); 8610 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8611 } 8612 } 8613 // Check for updated system application. 8614 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8615 if (onSd) { 8616 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8617 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8618 } 8619 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8620 } else { 8621 if (onSd) { 8622 // Install flag overrides everything. 8623 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8624 } 8625 // If current upgrade specifies particular preference 8626 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8627 // Application explicitly specified internal. 8628 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8629 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8630 // App explictly prefers external. Let policy decide 8631 } else { 8632 // Prefer previous location 8633 if (isExternal(pkg)) { 8634 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8635 } 8636 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8637 } 8638 } 8639 } else { 8640 // Invalid install. Return error code 8641 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8642 } 8643 } 8644 } 8645 // All the special cases have been taken care of. 8646 // Return result based on recommended install location. 8647 if (onSd) { 8648 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8649 } 8650 return pkgLite.recommendedInstallLocation; 8651 } 8652 8653 /* 8654 * Invoke remote method to get package information and install 8655 * location values. Override install location based on default 8656 * policy if needed and then create install arguments based 8657 * on the install location. 8658 */ 8659 public void handleStartCopy() throws RemoteException { 8660 int ret = PackageManager.INSTALL_SUCCEEDED; 8661 8662 // If we're already staged, we've firmly committed to an install location 8663 if (origin.staged) { 8664 if (origin.file != null) { 8665 installFlags |= PackageManager.INSTALL_INTERNAL; 8666 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8667 } else if (origin.cid != null) { 8668 installFlags |= PackageManager.INSTALL_EXTERNAL; 8669 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8670 } else { 8671 throw new IllegalStateException("Invalid stage location"); 8672 } 8673 } 8674 8675 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8676 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8677 8678 PackageInfoLite pkgLite = null; 8679 8680 if (onInt && onSd) { 8681 // Check if both bits are set. 8682 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8683 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8684 } else { 8685 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8686 packageAbiOverride); 8687 8688 /* 8689 * If we have too little free space, try to free cache 8690 * before giving up. 8691 */ 8692 if (!origin.staged && pkgLite.recommendedInstallLocation 8693 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8694 // TODO: focus freeing disk space on the target device 8695 final StorageManager storage = StorageManager.from(mContext); 8696 final long lowThreshold = storage.getStorageLowBytes( 8697 Environment.getDataDirectory()); 8698 8699 final long sizeBytes = mContainerService.calculateInstalledSize( 8700 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8701 8702 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8703 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8704 installFlags, packageAbiOverride); 8705 } 8706 8707 /* 8708 * The cache free must have deleted the file we 8709 * downloaded to install. 8710 * 8711 * TODO: fix the "freeCache" call to not delete 8712 * the file we care about. 8713 */ 8714 if (pkgLite.recommendedInstallLocation 8715 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8716 pkgLite.recommendedInstallLocation 8717 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8718 } 8719 } 8720 } 8721 8722 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8723 int loc = pkgLite.recommendedInstallLocation; 8724 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8725 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8726 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8727 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8728 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8729 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8730 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8731 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8732 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8733 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8734 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8735 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8736 } else { 8737 // Override with defaults if needed. 8738 loc = installLocationPolicy(pkgLite); 8739 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8740 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8741 } else if (!onSd && !onInt) { 8742 // Override install location with flags 8743 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8744 // Set the flag to install on external media. 8745 installFlags |= PackageManager.INSTALL_EXTERNAL; 8746 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8747 } else { 8748 // Make sure the flag for installing on external 8749 // media is unset 8750 installFlags |= PackageManager.INSTALL_INTERNAL; 8751 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8752 } 8753 } 8754 } 8755 } 8756 8757 final InstallArgs args = createInstallArgs(this); 8758 mArgs = args; 8759 8760 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8761 /* 8762 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8763 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8764 */ 8765 int userIdentifier = getUser().getIdentifier(); 8766 if (userIdentifier == UserHandle.USER_ALL 8767 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8768 userIdentifier = UserHandle.USER_OWNER; 8769 } 8770 8771 /* 8772 * Determine if we have any installed package verifiers. If we 8773 * do, then we'll defer to them to verify the packages. 8774 */ 8775 final int requiredUid = mRequiredVerifierPackage == null ? -1 8776 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8777 if (!origin.existing && requiredUid != -1 8778 && isVerificationEnabled(userIdentifier, installFlags)) { 8779 final Intent verification = new Intent( 8780 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8781 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8782 PACKAGE_MIME_TYPE); 8783 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8784 8785 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8786 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8787 0 /* TODO: Which userId? */); 8788 8789 if (DEBUG_VERIFY) { 8790 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8791 + verification.toString() + " with " + pkgLite.verifiers.length 8792 + " optional verifiers"); 8793 } 8794 8795 final int verificationId = mPendingVerificationToken++; 8796 8797 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8798 8799 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8800 installerPackageName); 8801 8802 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8803 installFlags); 8804 8805 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8806 pkgLite.packageName); 8807 8808 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8809 pkgLite.versionCode); 8810 8811 if (verificationParams != null) { 8812 if (verificationParams.getVerificationURI() != null) { 8813 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8814 verificationParams.getVerificationURI()); 8815 } 8816 if (verificationParams.getOriginatingURI() != null) { 8817 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8818 verificationParams.getOriginatingURI()); 8819 } 8820 if (verificationParams.getReferrer() != null) { 8821 verification.putExtra(Intent.EXTRA_REFERRER, 8822 verificationParams.getReferrer()); 8823 } 8824 if (verificationParams.getOriginatingUid() >= 0) { 8825 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8826 verificationParams.getOriginatingUid()); 8827 } 8828 if (verificationParams.getInstallerUid() >= 0) { 8829 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8830 verificationParams.getInstallerUid()); 8831 } 8832 } 8833 8834 final PackageVerificationState verificationState = new PackageVerificationState( 8835 requiredUid, args); 8836 8837 mPendingVerification.append(verificationId, verificationState); 8838 8839 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8840 receivers, verificationState); 8841 8842 /* 8843 * If any sufficient verifiers were listed in the package 8844 * manifest, attempt to ask them. 8845 */ 8846 if (sufficientVerifiers != null) { 8847 final int N = sufficientVerifiers.size(); 8848 if (N == 0) { 8849 Slog.i(TAG, "Additional verifiers required, but none installed."); 8850 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8851 } else { 8852 for (int i = 0; i < N; i++) { 8853 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8854 8855 final Intent sufficientIntent = new Intent(verification); 8856 sufficientIntent.setComponent(verifierComponent); 8857 8858 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8859 } 8860 } 8861 } 8862 8863 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8864 mRequiredVerifierPackage, receivers); 8865 if (ret == PackageManager.INSTALL_SUCCEEDED 8866 && mRequiredVerifierPackage != null) { 8867 /* 8868 * Send the intent to the required verification agent, 8869 * but only start the verification timeout after the 8870 * target BroadcastReceivers have run. 8871 */ 8872 verification.setComponent(requiredVerifierComponent); 8873 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8874 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8875 new BroadcastReceiver() { 8876 @Override 8877 public void onReceive(Context context, Intent intent) { 8878 final Message msg = mHandler 8879 .obtainMessage(CHECK_PENDING_VERIFICATION); 8880 msg.arg1 = verificationId; 8881 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8882 } 8883 }, null, 0, null, null); 8884 8885 /* 8886 * We don't want the copy to proceed until verification 8887 * succeeds, so null out this field. 8888 */ 8889 mArgs = null; 8890 } 8891 } else { 8892 /* 8893 * No package verification is enabled, so immediately start 8894 * the remote call to initiate copy using temporary file. 8895 */ 8896 ret = args.copyApk(mContainerService, true); 8897 } 8898 } 8899 8900 mRet = ret; 8901 } 8902 8903 @Override 8904 void handleReturnCode() { 8905 // If mArgs is null, then MCS couldn't be reached. When it 8906 // reconnects, it will try again to install. At that point, this 8907 // will succeed. 8908 if (mArgs != null) { 8909 processPendingInstall(mArgs, mRet); 8910 } 8911 } 8912 8913 @Override 8914 void handleServiceError() { 8915 mArgs = createInstallArgs(this); 8916 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8917 } 8918 8919 public boolean isForwardLocked() { 8920 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8921 } 8922 } 8923 8924 /** 8925 * Used during creation of InstallArgs 8926 * 8927 * @param installFlags package installation flags 8928 * @return true if should be installed on external storage 8929 */ 8930 private static boolean installOnSd(int installFlags) { 8931 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8932 return false; 8933 } 8934 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8935 return true; 8936 } 8937 return false; 8938 } 8939 8940 /** 8941 * Used during creation of InstallArgs 8942 * 8943 * @param installFlags package installation flags 8944 * @return true if should be installed as forward locked 8945 */ 8946 private static boolean installForwardLocked(int installFlags) { 8947 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8948 } 8949 8950 private InstallArgs createInstallArgs(InstallParams params) { 8951 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8952 return new AsecInstallArgs(params); 8953 } else { 8954 return new FileInstallArgs(params); 8955 } 8956 } 8957 8958 /** 8959 * Create args that describe an existing installed package. Typically used 8960 * when cleaning up old installs, or used as a move source. 8961 */ 8962 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8963 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8964 final boolean isInAsec; 8965 if (installOnSd(installFlags)) { 8966 /* Apps on SD card are always in ASEC containers. */ 8967 isInAsec = true; 8968 } else if (installForwardLocked(installFlags) 8969 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8970 /* 8971 * Forward-locked apps are only in ASEC containers if they're the 8972 * new style 8973 */ 8974 isInAsec = true; 8975 } else { 8976 isInAsec = false; 8977 } 8978 8979 if (isInAsec) { 8980 return new AsecInstallArgs(codePath, instructionSets, 8981 installOnSd(installFlags), installForwardLocked(installFlags)); 8982 } else { 8983 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8984 instructionSets); 8985 } 8986 } 8987 8988 static abstract class InstallArgs { 8989 /** @see InstallParams#origin */ 8990 final OriginInfo origin; 8991 8992 final IPackageInstallObserver2 observer; 8993 // Always refers to PackageManager flags only 8994 final int installFlags; 8995 final String installerPackageName; 8996 final ManifestDigest manifestDigest; 8997 final UserHandle user; 8998 final String abiOverride; 8999 9000 // The list of instruction sets supported by this app. This is currently 9001 // only used during the rmdex() phase to clean up resources. We can get rid of this 9002 // if we move dex files under the common app path. 9003 /* nullable */ String[] instructionSets; 9004 9005 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9006 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 9007 String[] instructionSets, String abiOverride) { 9008 this.origin = origin; 9009 this.installFlags = installFlags; 9010 this.observer = observer; 9011 this.installerPackageName = installerPackageName; 9012 this.manifestDigest = manifestDigest; 9013 this.user = user; 9014 this.instructionSets = instructionSets; 9015 this.abiOverride = abiOverride; 9016 } 9017 9018 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9019 abstract int doPreInstall(int status); 9020 9021 /** 9022 * Rename package into final resting place. All paths on the given 9023 * scanned package should be updated to reflect the rename. 9024 */ 9025 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9026 abstract int doPostInstall(int status, int uid); 9027 9028 /** @see PackageSettingBase#codePathString */ 9029 abstract String getCodePath(); 9030 /** @see PackageSettingBase#resourcePathString */ 9031 abstract String getResourcePath(); 9032 abstract String getLegacyNativeLibraryPath(); 9033 9034 // Need installer lock especially for dex file removal. 9035 abstract void cleanUpResourcesLI(); 9036 abstract boolean doPostDeleteLI(boolean delete); 9037 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9038 9039 /** 9040 * Called before the source arguments are copied. This is used mostly 9041 * for MoveParams when it needs to read the source file to put it in the 9042 * destination. 9043 */ 9044 int doPreCopy() { 9045 return PackageManager.INSTALL_SUCCEEDED; 9046 } 9047 9048 /** 9049 * Called after the source arguments are copied. This is used mostly for 9050 * MoveParams when it needs to read the source file to put it in the 9051 * destination. 9052 * 9053 * @return 9054 */ 9055 int doPostCopy(int uid) { 9056 return PackageManager.INSTALL_SUCCEEDED; 9057 } 9058 9059 protected boolean isFwdLocked() { 9060 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9061 } 9062 9063 protected boolean isExternal() { 9064 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9065 } 9066 9067 UserHandle getUser() { 9068 return user; 9069 } 9070 } 9071 9072 /** 9073 * Logic to handle installation of non-ASEC applications, including copying 9074 * and renaming logic. 9075 */ 9076 class FileInstallArgs extends InstallArgs { 9077 private File codeFile; 9078 private File resourceFile; 9079 private File legacyNativeLibraryPath; 9080 9081 // Example topology: 9082 // /data/app/com.example/base.apk 9083 // /data/app/com.example/split_foo.apk 9084 // /data/app/com.example/lib/arm/libfoo.so 9085 // /data/app/com.example/lib/arm64/libfoo.so 9086 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9087 9088 /** New install */ 9089 FileInstallArgs(InstallParams params) { 9090 super(params.origin, params.observer, params.installFlags, 9091 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9092 null /* instruction sets */, params.packageAbiOverride); 9093 if (isFwdLocked()) { 9094 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9095 } 9096 } 9097 9098 /** Existing install */ 9099 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9100 String[] instructionSets) { 9101 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9102 this.codeFile = (codePath != null) ? new File(codePath) : null; 9103 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9104 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9105 new File(legacyNativeLibraryPath) : null; 9106 } 9107 9108 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9109 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9110 isFwdLocked(), abiOverride); 9111 9112 final StorageManager storage = StorageManager.from(mContext); 9113 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9114 } 9115 9116 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9117 if (origin.staged) { 9118 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9119 codeFile = origin.file; 9120 resourceFile = origin.file; 9121 return PackageManager.INSTALL_SUCCEEDED; 9122 } 9123 9124 try { 9125 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9126 codeFile = tempDir; 9127 resourceFile = tempDir; 9128 } catch (IOException e) { 9129 Slog.w(TAG, "Failed to create copy file: " + e); 9130 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9131 } 9132 9133 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9134 @Override 9135 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9136 if (!FileUtils.isValidExtFilename(name)) { 9137 throw new IllegalArgumentException("Invalid filename: " + name); 9138 } 9139 try { 9140 final File file = new File(codeFile, name); 9141 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9142 O_RDWR | O_CREAT, 0644); 9143 Os.chmod(file.getAbsolutePath(), 0644); 9144 return new ParcelFileDescriptor(fd); 9145 } catch (ErrnoException e) { 9146 throw new RemoteException("Failed to open: " + e.getMessage()); 9147 } 9148 } 9149 }; 9150 9151 int ret = PackageManager.INSTALL_SUCCEEDED; 9152 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9153 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9154 Slog.e(TAG, "Failed to copy package"); 9155 return ret; 9156 } 9157 9158 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9159 NativeLibraryHelper.Handle handle = null; 9160 try { 9161 handle = NativeLibraryHelper.Handle.create(codeFile); 9162 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9163 abiOverride); 9164 } catch (IOException e) { 9165 Slog.e(TAG, "Copying native libraries failed", e); 9166 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9167 } finally { 9168 IoUtils.closeQuietly(handle); 9169 } 9170 9171 return ret; 9172 } 9173 9174 int doPreInstall(int status) { 9175 if (status != PackageManager.INSTALL_SUCCEEDED) { 9176 cleanUp(); 9177 } 9178 return status; 9179 } 9180 9181 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9182 if (status != PackageManager.INSTALL_SUCCEEDED) { 9183 cleanUp(); 9184 return false; 9185 } else { 9186 final File beforeCodeFile = codeFile; 9187 final File afterCodeFile = getNextCodePath(pkg.packageName); 9188 9189 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9190 try { 9191 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9192 } catch (ErrnoException e) { 9193 Slog.d(TAG, "Failed to rename", e); 9194 return false; 9195 } 9196 9197 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9198 Slog.d(TAG, "Failed to restorecon"); 9199 return false; 9200 } 9201 9202 // Reflect the rename internally 9203 codeFile = afterCodeFile; 9204 resourceFile = afterCodeFile; 9205 9206 // Reflect the rename in scanned details 9207 pkg.codePath = afterCodeFile.getAbsolutePath(); 9208 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9209 pkg.baseCodePath); 9210 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9211 pkg.splitCodePaths); 9212 9213 // Reflect the rename in app info 9214 pkg.applicationInfo.setCodePath(pkg.codePath); 9215 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9216 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9217 pkg.applicationInfo.setResourcePath(pkg.codePath); 9218 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9219 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9220 9221 return true; 9222 } 9223 } 9224 9225 int doPostInstall(int status, int uid) { 9226 if (status != PackageManager.INSTALL_SUCCEEDED) { 9227 cleanUp(); 9228 } 9229 return status; 9230 } 9231 9232 @Override 9233 String getCodePath() { 9234 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9235 } 9236 9237 @Override 9238 String getResourcePath() { 9239 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9240 } 9241 9242 @Override 9243 String getLegacyNativeLibraryPath() { 9244 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9245 } 9246 9247 private boolean cleanUp() { 9248 if (codeFile == null || !codeFile.exists()) { 9249 return false; 9250 } 9251 9252 if (codeFile.isDirectory()) { 9253 FileUtils.deleteContents(codeFile); 9254 } 9255 codeFile.delete(); 9256 9257 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9258 resourceFile.delete(); 9259 } 9260 9261 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9262 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9263 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9264 } 9265 legacyNativeLibraryPath.delete(); 9266 } 9267 9268 return true; 9269 } 9270 9271 void cleanUpResourcesLI() { 9272 // Try enumerating all code paths before deleting 9273 List<String> allCodePaths = Collections.EMPTY_LIST; 9274 if (codeFile != null && codeFile.exists()) { 9275 try { 9276 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9277 allCodePaths = pkg.getAllCodePaths(); 9278 } catch (PackageParserException e) { 9279 // Ignored; we tried our best 9280 } 9281 } 9282 9283 cleanUp(); 9284 9285 if (!allCodePaths.isEmpty()) { 9286 if (instructionSets == null) { 9287 throw new IllegalStateException("instructionSet == null"); 9288 } 9289 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9290 for (String codePath : allCodePaths) { 9291 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9292 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9293 if (retCode < 0) { 9294 Slog.w(TAG, "Couldn't remove dex file for package: " 9295 + " at location " + codePath + ", retcode=" + retCode); 9296 // we don't consider this to be a failure of the core package deletion 9297 } 9298 } 9299 } 9300 } 9301 } 9302 9303 boolean doPostDeleteLI(boolean delete) { 9304 // XXX err, shouldn't we respect the delete flag? 9305 cleanUpResourcesLI(); 9306 return true; 9307 } 9308 } 9309 9310 private boolean isAsecExternal(String cid) { 9311 final String asecPath = PackageHelper.getSdFilesystem(cid); 9312 return !asecPath.startsWith(mAsecInternalPath); 9313 } 9314 9315 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9316 PackageManagerException { 9317 if (copyRet < 0) { 9318 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9319 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9320 throw new PackageManagerException(copyRet, message); 9321 } 9322 } 9323 } 9324 9325 /** 9326 * Extract the MountService "container ID" from the full code path of an 9327 * .apk. 9328 */ 9329 static String cidFromCodePath(String fullCodePath) { 9330 int eidx = fullCodePath.lastIndexOf("/"); 9331 String subStr1 = fullCodePath.substring(0, eidx); 9332 int sidx = subStr1.lastIndexOf("/"); 9333 return subStr1.substring(sidx+1, eidx); 9334 } 9335 9336 /** 9337 * Logic to handle installation of ASEC applications, including copying and 9338 * renaming logic. 9339 */ 9340 class AsecInstallArgs extends InstallArgs { 9341 static final String RES_FILE_NAME = "pkg.apk"; 9342 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9343 9344 String cid; 9345 String packagePath; 9346 String resourcePath; 9347 String legacyNativeLibraryDir; 9348 9349 /** New install */ 9350 AsecInstallArgs(InstallParams params) { 9351 super(params.origin, params.observer, params.installFlags, 9352 params.installerPackageName, params.getManifestDigest(), 9353 params.getUser(), null /* instruction sets */, 9354 params.packageAbiOverride); 9355 } 9356 9357 /** Existing install */ 9358 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9359 boolean isExternal, boolean isForwardLocked) { 9360 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9361 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9362 instructionSets, null); 9363 // Hackily pretend we're still looking at a full code path 9364 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9365 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9366 } 9367 9368 // Extract cid from fullCodePath 9369 int eidx = fullCodePath.lastIndexOf("/"); 9370 String subStr1 = fullCodePath.substring(0, eidx); 9371 int sidx = subStr1.lastIndexOf("/"); 9372 cid = subStr1.substring(sidx+1, eidx); 9373 setMountPath(subStr1); 9374 } 9375 9376 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9377 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9378 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9379 instructionSets, null); 9380 this.cid = cid; 9381 setMountPath(PackageHelper.getSdDir(cid)); 9382 } 9383 9384 void createCopyFile() { 9385 cid = mInstallerService.allocateExternalStageCidLegacy(); 9386 } 9387 9388 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9389 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9390 abiOverride); 9391 9392 final File target; 9393 if (isExternal()) { 9394 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9395 } else { 9396 target = Environment.getDataDirectory(); 9397 } 9398 9399 final StorageManager storage = StorageManager.from(mContext); 9400 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9401 } 9402 9403 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9404 if (origin.staged) { 9405 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9406 cid = origin.cid; 9407 setMountPath(PackageHelper.getSdDir(cid)); 9408 return PackageManager.INSTALL_SUCCEEDED; 9409 } 9410 9411 if (temp) { 9412 createCopyFile(); 9413 } else { 9414 /* 9415 * Pre-emptively destroy the container since it's destroyed if 9416 * copying fails due to it existing anyway. 9417 */ 9418 PackageHelper.destroySdDir(cid); 9419 } 9420 9421 final String newMountPath = imcs.copyPackageToContainer( 9422 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9423 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9424 9425 if (newMountPath != null) { 9426 setMountPath(newMountPath); 9427 return PackageManager.INSTALL_SUCCEEDED; 9428 } else { 9429 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9430 } 9431 } 9432 9433 @Override 9434 String getCodePath() { 9435 return packagePath; 9436 } 9437 9438 @Override 9439 String getResourcePath() { 9440 return resourcePath; 9441 } 9442 9443 @Override 9444 String getLegacyNativeLibraryPath() { 9445 return legacyNativeLibraryDir; 9446 } 9447 9448 int doPreInstall(int status) { 9449 if (status != PackageManager.INSTALL_SUCCEEDED) { 9450 // Destroy container 9451 PackageHelper.destroySdDir(cid); 9452 } else { 9453 boolean mounted = PackageHelper.isContainerMounted(cid); 9454 if (!mounted) { 9455 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9456 Process.SYSTEM_UID); 9457 if (newMountPath != null) { 9458 setMountPath(newMountPath); 9459 } else { 9460 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9461 } 9462 } 9463 } 9464 return status; 9465 } 9466 9467 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9468 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9469 String newMountPath = null; 9470 if (PackageHelper.isContainerMounted(cid)) { 9471 // Unmount the container 9472 if (!PackageHelper.unMountSdDir(cid)) { 9473 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9474 return false; 9475 } 9476 } 9477 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9478 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9479 " which might be stale. Will try to clean up."); 9480 // Clean up the stale container and proceed to recreate. 9481 if (!PackageHelper.destroySdDir(newCacheId)) { 9482 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9483 return false; 9484 } 9485 // Successfully cleaned up stale container. Try to rename again. 9486 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9487 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9488 + " inspite of cleaning it up."); 9489 return false; 9490 } 9491 } 9492 if (!PackageHelper.isContainerMounted(newCacheId)) { 9493 Slog.w(TAG, "Mounting container " + newCacheId); 9494 newMountPath = PackageHelper.mountSdDir(newCacheId, 9495 getEncryptKey(), Process.SYSTEM_UID); 9496 } else { 9497 newMountPath = PackageHelper.getSdDir(newCacheId); 9498 } 9499 if (newMountPath == null) { 9500 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9501 return false; 9502 } 9503 Log.i(TAG, "Succesfully renamed " + cid + 9504 " to " + newCacheId + 9505 " at new path: " + newMountPath); 9506 cid = newCacheId; 9507 9508 final File beforeCodeFile = new File(packagePath); 9509 setMountPath(newMountPath); 9510 final File afterCodeFile = new File(packagePath); 9511 9512 // Reflect the rename in scanned details 9513 pkg.codePath = afterCodeFile.getAbsolutePath(); 9514 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9515 pkg.baseCodePath); 9516 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9517 pkg.splitCodePaths); 9518 9519 // Reflect the rename in app info 9520 pkg.applicationInfo.setCodePath(pkg.codePath); 9521 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9522 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9523 pkg.applicationInfo.setResourcePath(pkg.codePath); 9524 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9525 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9526 9527 return true; 9528 } 9529 9530 private void setMountPath(String mountPath) { 9531 final File mountFile = new File(mountPath); 9532 9533 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9534 if (monolithicFile.exists()) { 9535 packagePath = monolithicFile.getAbsolutePath(); 9536 if (isFwdLocked()) { 9537 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9538 } else { 9539 resourcePath = packagePath; 9540 } 9541 } else { 9542 packagePath = mountFile.getAbsolutePath(); 9543 resourcePath = packagePath; 9544 } 9545 9546 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9547 } 9548 9549 int doPostInstall(int status, int uid) { 9550 if (status != PackageManager.INSTALL_SUCCEEDED) { 9551 cleanUp(); 9552 } else { 9553 final int groupOwner; 9554 final String protectedFile; 9555 if (isFwdLocked()) { 9556 groupOwner = UserHandle.getSharedAppGid(uid); 9557 protectedFile = RES_FILE_NAME; 9558 } else { 9559 groupOwner = -1; 9560 protectedFile = null; 9561 } 9562 9563 if (uid < Process.FIRST_APPLICATION_UID 9564 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9565 Slog.e(TAG, "Failed to finalize " + cid); 9566 PackageHelper.destroySdDir(cid); 9567 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9568 } 9569 9570 boolean mounted = PackageHelper.isContainerMounted(cid); 9571 if (!mounted) { 9572 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9573 } 9574 } 9575 return status; 9576 } 9577 9578 private void cleanUp() { 9579 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9580 9581 // Destroy secure container 9582 PackageHelper.destroySdDir(cid); 9583 } 9584 9585 private List<String> getAllCodePaths() { 9586 final File codeFile = new File(getCodePath()); 9587 if (codeFile != null && codeFile.exists()) { 9588 try { 9589 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9590 return pkg.getAllCodePaths(); 9591 } catch (PackageParserException e) { 9592 // Ignored; we tried our best 9593 } 9594 } 9595 return Collections.EMPTY_LIST; 9596 } 9597 9598 void cleanUpResourcesLI() { 9599 // Enumerate all code paths before deleting 9600 cleanUpResourcesLI(getAllCodePaths()); 9601 } 9602 9603 private void cleanUpResourcesLI(List<String> allCodePaths) { 9604 cleanUp(); 9605 9606 if (!allCodePaths.isEmpty()) { 9607 if (instructionSets == null) { 9608 throw new IllegalStateException("instructionSet == null"); 9609 } 9610 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9611 for (String codePath : allCodePaths) { 9612 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9613 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9614 if (retCode < 0) { 9615 Slog.w(TAG, "Couldn't remove dex file for package: " 9616 + " at location " + codePath + ", retcode=" + retCode); 9617 // we don't consider this to be a failure of the core package deletion 9618 } 9619 } 9620 } 9621 } 9622 } 9623 9624 boolean matchContainer(String app) { 9625 if (cid.startsWith(app)) { 9626 return true; 9627 } 9628 return false; 9629 } 9630 9631 String getPackageName() { 9632 return getAsecPackageName(cid); 9633 } 9634 9635 boolean doPostDeleteLI(boolean delete) { 9636 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9637 final List<String> allCodePaths = getAllCodePaths(); 9638 boolean mounted = PackageHelper.isContainerMounted(cid); 9639 if (mounted) { 9640 // Unmount first 9641 if (PackageHelper.unMountSdDir(cid)) { 9642 mounted = false; 9643 } 9644 } 9645 if (!mounted && delete) { 9646 cleanUpResourcesLI(allCodePaths); 9647 } 9648 return !mounted; 9649 } 9650 9651 @Override 9652 int doPreCopy() { 9653 if (isFwdLocked()) { 9654 if (!PackageHelper.fixSdPermissions(cid, 9655 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9656 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9657 } 9658 } 9659 9660 return PackageManager.INSTALL_SUCCEEDED; 9661 } 9662 9663 @Override 9664 int doPostCopy(int uid) { 9665 if (isFwdLocked()) { 9666 if (uid < Process.FIRST_APPLICATION_UID 9667 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9668 RES_FILE_NAME)) { 9669 Slog.e(TAG, "Failed to finalize " + cid); 9670 PackageHelper.destroySdDir(cid); 9671 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9672 } 9673 } 9674 9675 return PackageManager.INSTALL_SUCCEEDED; 9676 } 9677 } 9678 9679 static String getAsecPackageName(String packageCid) { 9680 int idx = packageCid.lastIndexOf("-"); 9681 if (idx == -1) { 9682 return packageCid; 9683 } 9684 return packageCid.substring(0, idx); 9685 } 9686 9687 // Utility method used to create code paths based on package name and available index. 9688 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9689 String idxStr = ""; 9690 int idx = 1; 9691 // Fall back to default value of idx=1 if prefix is not 9692 // part of oldCodePath 9693 if (oldCodePath != null) { 9694 String subStr = oldCodePath; 9695 // Drop the suffix right away 9696 if (suffix != null && subStr.endsWith(suffix)) { 9697 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9698 } 9699 // If oldCodePath already contains prefix find out the 9700 // ending index to either increment or decrement. 9701 int sidx = subStr.lastIndexOf(prefix); 9702 if (sidx != -1) { 9703 subStr = subStr.substring(sidx + prefix.length()); 9704 if (subStr != null) { 9705 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9706 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9707 } 9708 try { 9709 idx = Integer.parseInt(subStr); 9710 if (idx <= 1) { 9711 idx++; 9712 } else { 9713 idx--; 9714 } 9715 } catch(NumberFormatException e) { 9716 } 9717 } 9718 } 9719 } 9720 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9721 return prefix + idxStr; 9722 } 9723 9724 private File getNextCodePath(String packageName) { 9725 int suffix = 1; 9726 File result; 9727 do { 9728 result = new File(mAppInstallDir, packageName + "-" + suffix); 9729 suffix++; 9730 } while (result.exists()); 9731 return result; 9732 } 9733 9734 // Utility method used to ignore ADD/REMOVE events 9735 // by directory observer. 9736 private static boolean ignoreCodePath(String fullPathStr) { 9737 String apkName = deriveCodePathName(fullPathStr); 9738 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9739 if (idx != -1 && ((idx+1) < apkName.length())) { 9740 // Make sure the package ends with a numeral 9741 String version = apkName.substring(idx+1); 9742 try { 9743 Integer.parseInt(version); 9744 return true; 9745 } catch (NumberFormatException e) {} 9746 } 9747 return false; 9748 } 9749 9750 // Utility method that returns the relative package path with respect 9751 // to the installation directory. Like say for /data/data/com.test-1.apk 9752 // string com.test-1 is returned. 9753 static String deriveCodePathName(String codePath) { 9754 if (codePath == null) { 9755 return null; 9756 } 9757 final File codeFile = new File(codePath); 9758 final String name = codeFile.getName(); 9759 if (codeFile.isDirectory()) { 9760 return name; 9761 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9762 final int lastDot = name.lastIndexOf('.'); 9763 return name.substring(0, lastDot); 9764 } else { 9765 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9766 return null; 9767 } 9768 } 9769 9770 class PackageInstalledInfo { 9771 String name; 9772 int uid; 9773 // The set of users that originally had this package installed. 9774 int[] origUsers; 9775 // The set of users that now have this package installed. 9776 int[] newUsers; 9777 PackageParser.Package pkg; 9778 int returnCode; 9779 String returnMsg; 9780 PackageRemovedInfo removedInfo; 9781 9782 public void setError(int code, String msg) { 9783 returnCode = code; 9784 returnMsg = msg; 9785 Slog.w(TAG, msg); 9786 } 9787 9788 public void setError(String msg, PackageParserException e) { 9789 returnCode = e.error; 9790 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9791 Slog.w(TAG, msg, e); 9792 } 9793 9794 public void setError(String msg, PackageManagerException e) { 9795 returnCode = e.error; 9796 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9797 Slog.w(TAG, msg, e); 9798 } 9799 9800 // In some error cases we want to convey more info back to the observer 9801 String origPackage; 9802 String origPermission; 9803 } 9804 9805 /* 9806 * Install a non-existing package. 9807 */ 9808 private void installNewPackageLI(PackageParser.Package pkg, 9809 int parseFlags, int scanFlags, UserHandle user, 9810 String installerPackageName, PackageInstalledInfo res) { 9811 // Remember this for later, in case we need to rollback this install 9812 String pkgName = pkg.packageName; 9813 9814 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9815 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9816 synchronized(mPackages) { 9817 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9818 // A package with the same name is already installed, though 9819 // it has been renamed to an older name. The package we 9820 // are trying to install should be installed as an update to 9821 // the existing one, but that has not been requested, so bail. 9822 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9823 + " without first uninstalling package running as " 9824 + mSettings.mRenamedPackages.get(pkgName)); 9825 return; 9826 } 9827 if (mPackages.containsKey(pkgName)) { 9828 // Don't allow installation over an existing package with the same name. 9829 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9830 + " without first uninstalling."); 9831 return; 9832 } 9833 } 9834 9835 try { 9836 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9837 System.currentTimeMillis(), user); 9838 9839 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9840 // delete the partially installed application. the data directory will have to be 9841 // restored if it was already existing 9842 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9843 // remove package from internal structures. Note that we want deletePackageX to 9844 // delete the package data and cache directories that it created in 9845 // scanPackageLocked, unless those directories existed before we even tried to 9846 // install. 9847 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9848 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9849 res.removedInfo, true); 9850 } 9851 9852 } catch (PackageManagerException e) { 9853 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9854 } 9855 } 9856 9857 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9858 // Upgrade keysets are being used. Determine if new package has a superset of the 9859 // required keys. 9860 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9861 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9862 for (int i = 0; i < upgradeKeySets.length; i++) { 9863 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9864 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9865 return true; 9866 } 9867 } 9868 return false; 9869 } 9870 9871 private void replacePackageLI(PackageParser.Package pkg, 9872 int parseFlags, int scanFlags, UserHandle user, 9873 String installerPackageName, PackageInstalledInfo res) { 9874 PackageParser.Package oldPackage; 9875 String pkgName = pkg.packageName; 9876 int[] allUsers; 9877 boolean[] perUserInstalled; 9878 9879 // First find the old package info and check signatures 9880 synchronized(mPackages) { 9881 oldPackage = mPackages.get(pkgName); 9882 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9883 PackageSetting ps = mSettings.mPackages.get(pkgName); 9884 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9885 // default to original signature matching 9886 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9887 != PackageManager.SIGNATURE_MATCH) { 9888 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9889 "New package has a different signature: " + pkgName); 9890 return; 9891 } 9892 } else { 9893 if(!checkUpgradeKeySetLP(ps, pkg)) { 9894 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9895 "New package not signed by keys specified by upgrade-keysets: " 9896 + pkgName); 9897 return; 9898 } 9899 } 9900 9901 // In case of rollback, remember per-user/profile install state 9902 allUsers = sUserManager.getUserIds(); 9903 perUserInstalled = new boolean[allUsers.length]; 9904 for (int i = 0; i < allUsers.length; i++) { 9905 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9906 } 9907 } 9908 9909 boolean sysPkg = (isSystemApp(oldPackage)); 9910 if (sysPkg) { 9911 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9912 user, allUsers, perUserInstalled, installerPackageName, res); 9913 } else { 9914 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9915 user, allUsers, perUserInstalled, installerPackageName, res); 9916 } 9917 } 9918 9919 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9920 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9921 int[] allUsers, boolean[] perUserInstalled, 9922 String installerPackageName, PackageInstalledInfo res) { 9923 String pkgName = deletedPackage.packageName; 9924 boolean deletedPkg = true; 9925 boolean updatedSettings = false; 9926 9927 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9928 + deletedPackage); 9929 long origUpdateTime; 9930 if (pkg.mExtras != null) { 9931 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9932 } else { 9933 origUpdateTime = 0; 9934 } 9935 9936 // First delete the existing package while retaining the data directory 9937 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9938 res.removedInfo, true)) { 9939 // If the existing package wasn't successfully deleted 9940 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9941 deletedPkg = false; 9942 } else { 9943 // Successfully deleted the old package; proceed with replace. 9944 9945 // If deleted package lived in a container, give users a chance to 9946 // relinquish resources before killing. 9947 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9948 if (DEBUG_INSTALL) { 9949 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9950 } 9951 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9952 final ArrayList<String> pkgList = new ArrayList<String>(1); 9953 pkgList.add(deletedPackage.applicationInfo.packageName); 9954 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9955 } 9956 9957 deleteCodeCacheDirsLI(pkgName); 9958 try { 9959 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9960 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9961 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9962 updatedSettings = true; 9963 } catch (PackageManagerException e) { 9964 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9965 } 9966 } 9967 9968 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9969 // remove package from internal structures. Note that we want deletePackageX to 9970 // delete the package data and cache directories that it created in 9971 // scanPackageLocked, unless those directories existed before we even tried to 9972 // install. 9973 if(updatedSettings) { 9974 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9975 deletePackageLI( 9976 pkgName, null, true, allUsers, perUserInstalled, 9977 PackageManager.DELETE_KEEP_DATA, 9978 res.removedInfo, true); 9979 } 9980 // Since we failed to install the new package we need to restore the old 9981 // package that we deleted. 9982 if (deletedPkg) { 9983 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9984 File restoreFile = new File(deletedPackage.codePath); 9985 // Parse old package 9986 boolean oldOnSd = isExternal(deletedPackage); 9987 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9988 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9989 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9990 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9991 try { 9992 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9993 } catch (PackageManagerException e) { 9994 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9995 + e.getMessage()); 9996 return; 9997 } 9998 // Restore of old package succeeded. Update permissions. 9999 // writer 10000 synchronized (mPackages) { 10001 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10002 UPDATE_PERMISSIONS_ALL); 10003 // can downgrade to reader 10004 mSettings.writeLPr(); 10005 } 10006 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10007 } 10008 } 10009 } 10010 10011 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10012 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10013 int[] allUsers, boolean[] perUserInstalled, 10014 String installerPackageName, PackageInstalledInfo res) { 10015 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10016 + ", old=" + deletedPackage); 10017 boolean updatedSettings = false; 10018 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10019 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10020 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10021 } 10022 String packageName = deletedPackage.packageName; 10023 if (packageName == null) { 10024 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10025 "Attempt to delete null packageName."); 10026 return; 10027 } 10028 PackageParser.Package oldPkg; 10029 PackageSetting oldPkgSetting; 10030 // reader 10031 synchronized (mPackages) { 10032 oldPkg = mPackages.get(packageName); 10033 oldPkgSetting = mSettings.mPackages.get(packageName); 10034 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10035 (oldPkgSetting == null)) { 10036 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10037 "Couldn't find package:" + packageName + " information"); 10038 return; 10039 } 10040 } 10041 10042 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10043 10044 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10045 res.removedInfo.removedPackage = packageName; 10046 // Remove existing system package 10047 removePackageLI(oldPkgSetting, true); 10048 // writer 10049 synchronized (mPackages) { 10050 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10051 // We didn't need to disable the .apk as a current system package, 10052 // which means we are replacing another update that is already 10053 // installed. We need to make sure to delete the older one's .apk. 10054 res.removedInfo.args = createInstallArgsForExisting(0, 10055 deletedPackage.applicationInfo.getCodePath(), 10056 deletedPackage.applicationInfo.getResourcePath(), 10057 deletedPackage.applicationInfo.nativeLibraryRootDir, 10058 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10059 } else { 10060 res.removedInfo.args = null; 10061 } 10062 } 10063 10064 // Successfully disabled the old package. Now proceed with re-installation 10065 deleteCodeCacheDirsLI(packageName); 10066 10067 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10068 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10069 10070 PackageParser.Package newPackage = null; 10071 try { 10072 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10073 if (newPackage.mExtras != null) { 10074 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10075 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10076 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10077 10078 // is the update attempting to change shared user? that isn't going to work... 10079 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10080 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10081 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10082 + " to " + newPkgSetting.sharedUser); 10083 updatedSettings = true; 10084 } 10085 } 10086 10087 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10088 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10089 updatedSettings = true; 10090 } 10091 10092 } catch (PackageManagerException e) { 10093 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10094 } 10095 10096 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10097 // Re installation failed. Restore old information 10098 // Remove new pkg information 10099 if (newPackage != null) { 10100 removeInstalledPackageLI(newPackage, true); 10101 } 10102 // Add back the old system package 10103 try { 10104 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10105 } catch (PackageManagerException e) { 10106 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10107 } 10108 // Restore the old system information in Settings 10109 synchronized(mPackages) { 10110 if (updatedSettings) { 10111 mSettings.enableSystemPackageLPw(packageName); 10112 mSettings.setInstallerPackageName(packageName, 10113 oldPkgSetting.installerPackageName); 10114 } 10115 mSettings.writeLPr(); 10116 } 10117 } 10118 } 10119 10120 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10121 int[] allUsers, boolean[] perUserInstalled, 10122 PackageInstalledInfo res) { 10123 String pkgName = newPackage.packageName; 10124 synchronized (mPackages) { 10125 //write settings. the installStatus will be incomplete at this stage. 10126 //note that the new package setting would have already been 10127 //added to mPackages. It hasn't been persisted yet. 10128 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10129 mSettings.writeLPr(); 10130 } 10131 10132 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10133 10134 synchronized (mPackages) { 10135 updatePermissionsLPw(newPackage.packageName, newPackage, 10136 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10137 ? UPDATE_PERMISSIONS_ALL : 0)); 10138 // For system-bundled packages, we assume that installing an upgraded version 10139 // of the package implies that the user actually wants to run that new code, 10140 // so we enable the package. 10141 if (isSystemApp(newPackage)) { 10142 // NB: implicit assumption that system package upgrades apply to all users 10143 if (DEBUG_INSTALL) { 10144 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10145 } 10146 PackageSetting ps = mSettings.mPackages.get(pkgName); 10147 if (ps != null) { 10148 if (res.origUsers != null) { 10149 for (int userHandle : res.origUsers) { 10150 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10151 userHandle, installerPackageName); 10152 } 10153 } 10154 // Also convey the prior install/uninstall state 10155 if (allUsers != null && perUserInstalled != null) { 10156 for (int i = 0; i < allUsers.length; i++) { 10157 if (DEBUG_INSTALL) { 10158 Slog.d(TAG, " user " + allUsers[i] 10159 + " => " + perUserInstalled[i]); 10160 } 10161 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10162 } 10163 // these install state changes will be persisted in the 10164 // upcoming call to mSettings.writeLPr(). 10165 } 10166 } 10167 } 10168 res.name = pkgName; 10169 res.uid = newPackage.applicationInfo.uid; 10170 res.pkg = newPackage; 10171 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10172 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10173 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10174 //to update install status 10175 mSettings.writeLPr(); 10176 } 10177 } 10178 10179 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10180 final int installFlags = args.installFlags; 10181 String installerPackageName = args.installerPackageName; 10182 File tmpPackageFile = new File(args.getCodePath()); 10183 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10184 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10185 boolean replace = false; 10186 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10187 // Result object to be returned 10188 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10189 10190 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10191 // Retrieve PackageSettings and parse package 10192 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10193 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10194 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10195 PackageParser pp = new PackageParser(); 10196 pp.setSeparateProcesses(mSeparateProcesses); 10197 pp.setDisplayMetrics(mMetrics); 10198 10199 final PackageParser.Package pkg; 10200 try { 10201 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10202 } catch (PackageParserException e) { 10203 res.setError("Failed parse during installPackageLI", e); 10204 return; 10205 } 10206 10207 // Mark that we have an install time CPU ABI override. 10208 pkg.cpuAbiOverride = args.abiOverride; 10209 10210 String pkgName = res.name = pkg.packageName; 10211 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10212 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10213 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10214 return; 10215 } 10216 } 10217 10218 try { 10219 pp.collectCertificates(pkg, parseFlags); 10220 pp.collectManifestDigest(pkg); 10221 } catch (PackageParserException e) { 10222 res.setError("Failed collect during installPackageLI", e); 10223 return; 10224 } 10225 10226 /* If the installer passed in a manifest digest, compare it now. */ 10227 if (args.manifestDigest != null) { 10228 if (DEBUG_INSTALL) { 10229 final String parsedManifest = pkg.manifestDigest == null ? "null" 10230 : pkg.manifestDigest.toString(); 10231 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10232 + parsedManifest); 10233 } 10234 10235 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10236 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10237 return; 10238 } 10239 } else if (DEBUG_INSTALL) { 10240 final String parsedManifest = pkg.manifestDigest == null 10241 ? "null" : pkg.manifestDigest.toString(); 10242 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10243 } 10244 10245 // Get rid of all references to package scan path via parser. 10246 pp = null; 10247 String oldCodePath = null; 10248 boolean systemApp = false; 10249 synchronized (mPackages) { 10250 // Check whether the newly-scanned package wants to define an already-defined perm 10251 int N = pkg.permissions.size(); 10252 for (int i = N-1; i >= 0; i--) { 10253 PackageParser.Permission perm = pkg.permissions.get(i); 10254 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10255 if (bp != null) { 10256 // If the defining package is signed with our cert, it's okay. This 10257 // also includes the "updating the same package" case, of course. 10258 // "updating same package" could also involve key-rotation. 10259 final boolean sigsOk; 10260 if (!bp.sourcePackage.equals(pkg.packageName) 10261 || !(bp.packageSetting instanceof PackageSetting) 10262 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10263 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10264 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10265 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10266 } else { 10267 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10268 } 10269 if (!sigsOk) { 10270 // If the owning package is the system itself, we log but allow 10271 // install to proceed; we fail the install on all other permission 10272 // redefinitions. 10273 if (!bp.sourcePackage.equals("android")) { 10274 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10275 + pkg.packageName + " attempting to redeclare permission " 10276 + perm.info.name + " already owned by " + bp.sourcePackage); 10277 res.origPermission = perm.info.name; 10278 res.origPackage = bp.sourcePackage; 10279 return; 10280 } else { 10281 Slog.w(TAG, "Package " + pkg.packageName 10282 + " attempting to redeclare system permission " 10283 + perm.info.name + "; ignoring new declaration"); 10284 pkg.permissions.remove(i); 10285 } 10286 } 10287 } 10288 } 10289 10290 // Check if installing already existing package 10291 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10292 String oldName = mSettings.mRenamedPackages.get(pkgName); 10293 if (pkg.mOriginalPackages != null 10294 && pkg.mOriginalPackages.contains(oldName) 10295 && mPackages.containsKey(oldName)) { 10296 // This package is derived from an original package, 10297 // and this device has been updating from that original 10298 // name. We must continue using the original name, so 10299 // rename the new package here. 10300 pkg.setPackageName(oldName); 10301 pkgName = pkg.packageName; 10302 replace = true; 10303 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10304 + oldName + " pkgName=" + pkgName); 10305 } else if (mPackages.containsKey(pkgName)) { 10306 // This package, under its official name, already exists 10307 // on the device; we should replace it. 10308 replace = true; 10309 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10310 } 10311 } 10312 PackageSetting ps = mSettings.mPackages.get(pkgName); 10313 if (ps != null) { 10314 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10315 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10316 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10317 systemApp = (ps.pkg.applicationInfo.flags & 10318 ApplicationInfo.FLAG_SYSTEM) != 0; 10319 } 10320 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10321 } 10322 } 10323 10324 if (systemApp && onSd) { 10325 // Disable updates to system apps on sdcard 10326 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10327 "Cannot install updates to system apps on sdcard"); 10328 return; 10329 } 10330 10331 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10332 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10333 return; 10334 } 10335 10336 if (replace) { 10337 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10338 installerPackageName, res); 10339 } else { 10340 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10341 args.user, installerPackageName, res); 10342 } 10343 synchronized (mPackages) { 10344 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10345 if (ps != null) { 10346 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10347 } 10348 } 10349 } 10350 10351 private static boolean isForwardLocked(PackageParser.Package pkg) { 10352 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10353 } 10354 10355 private static boolean isForwardLocked(ApplicationInfo info) { 10356 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10357 } 10358 10359 private boolean isForwardLocked(PackageSetting ps) { 10360 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10361 } 10362 10363 private static boolean isMultiArch(PackageSetting ps) { 10364 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10365 } 10366 10367 private static boolean isMultiArch(ApplicationInfo info) { 10368 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10369 } 10370 10371 private static boolean isExternal(PackageParser.Package pkg) { 10372 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10373 } 10374 10375 private static boolean isExternal(PackageSetting ps) { 10376 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10377 } 10378 10379 private static boolean isExternal(ApplicationInfo info) { 10380 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10381 } 10382 10383 private static boolean isSystemApp(PackageParser.Package pkg) { 10384 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10385 } 10386 10387 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10388 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10389 } 10390 10391 private static boolean isSystemApp(ApplicationInfo info) { 10392 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10393 } 10394 10395 private static boolean isSystemApp(PackageSetting ps) { 10396 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10397 } 10398 10399 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10400 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10401 } 10402 10403 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10404 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10405 } 10406 10407 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10408 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10409 } 10410 10411 private int packageFlagsToInstallFlags(PackageSetting ps) { 10412 int installFlags = 0; 10413 if (isExternal(ps)) { 10414 installFlags |= PackageManager.INSTALL_EXTERNAL; 10415 } 10416 if (isForwardLocked(ps)) { 10417 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10418 } 10419 return installFlags; 10420 } 10421 10422 private void deleteTempPackageFiles() { 10423 final FilenameFilter filter = new FilenameFilter() { 10424 public boolean accept(File dir, String name) { 10425 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10426 } 10427 }; 10428 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10429 file.delete(); 10430 } 10431 } 10432 10433 @Override 10434 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10435 int flags) { 10436 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10437 flags); 10438 } 10439 10440 @Override 10441 public void deletePackage(final String packageName, 10442 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10443 mContext.enforceCallingOrSelfPermission( 10444 android.Manifest.permission.DELETE_PACKAGES, null); 10445 final int uid = Binder.getCallingUid(); 10446 if (UserHandle.getUserId(uid) != userId) { 10447 mContext.enforceCallingPermission( 10448 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10449 "deletePackage for user " + userId); 10450 } 10451 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10452 try { 10453 observer.onPackageDeleted(packageName, 10454 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10455 } catch (RemoteException re) { 10456 } 10457 return; 10458 } 10459 10460 boolean uninstallBlocked = false; 10461 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10462 int[] users = sUserManager.getUserIds(); 10463 for (int i = 0; i < users.length; ++i) { 10464 if (getBlockUninstallForUser(packageName, users[i])) { 10465 uninstallBlocked = true; 10466 break; 10467 } 10468 } 10469 } else { 10470 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10471 } 10472 if (uninstallBlocked) { 10473 try { 10474 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10475 null); 10476 } catch (RemoteException re) { 10477 } 10478 return; 10479 } 10480 10481 if (DEBUG_REMOVE) { 10482 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10483 } 10484 // Queue up an async operation since the package deletion may take a little while. 10485 mHandler.post(new Runnable() { 10486 public void run() { 10487 mHandler.removeCallbacks(this); 10488 final int returnCode = deletePackageX(packageName, userId, flags); 10489 if (observer != null) { 10490 try { 10491 observer.onPackageDeleted(packageName, returnCode, null); 10492 } catch (RemoteException e) { 10493 Log.i(TAG, "Observer no longer exists."); 10494 } //end catch 10495 } //end if 10496 } //end run 10497 }); 10498 } 10499 10500 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10501 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10502 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10503 try { 10504 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10505 || dpm.isDeviceOwner(packageName))) { 10506 return true; 10507 } 10508 } catch (RemoteException e) { 10509 } 10510 return false; 10511 } 10512 10513 /** 10514 * This method is an internal method that could be get invoked either 10515 * to delete an installed package or to clean up a failed installation. 10516 * After deleting an installed package, a broadcast is sent to notify any 10517 * listeners that the package has been installed. For cleaning up a failed 10518 * installation, the broadcast is not necessary since the package's 10519 * installation wouldn't have sent the initial broadcast either 10520 * The key steps in deleting a package are 10521 * deleting the package information in internal structures like mPackages, 10522 * deleting the packages base directories through installd 10523 * updating mSettings to reflect current status 10524 * persisting settings for later use 10525 * sending a broadcast if necessary 10526 */ 10527 private int deletePackageX(String packageName, int userId, int flags) { 10528 final PackageRemovedInfo info = new PackageRemovedInfo(); 10529 final boolean res; 10530 10531 if (isPackageDeviceAdmin(packageName, userId)) { 10532 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10533 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10534 } 10535 10536 boolean removedForAllUsers = false; 10537 boolean systemUpdate = false; 10538 10539 // for the uninstall-updates case and restricted profiles, remember the per- 10540 // userhandle installed state 10541 int[] allUsers; 10542 boolean[] perUserInstalled; 10543 synchronized (mPackages) { 10544 PackageSetting ps = mSettings.mPackages.get(packageName); 10545 allUsers = sUserManager.getUserIds(); 10546 perUserInstalled = new boolean[allUsers.length]; 10547 for (int i = 0; i < allUsers.length; i++) { 10548 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10549 } 10550 } 10551 10552 synchronized (mInstallLock) { 10553 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10554 res = deletePackageLI(packageName, 10555 (flags & PackageManager.DELETE_ALL_USERS) != 0 10556 ? UserHandle.ALL : new UserHandle(userId), 10557 true, allUsers, perUserInstalled, 10558 flags | REMOVE_CHATTY, info, true); 10559 systemUpdate = info.isRemovedPackageSystemUpdate; 10560 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10561 removedForAllUsers = true; 10562 } 10563 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10564 + " removedForAllUsers=" + removedForAllUsers); 10565 } 10566 10567 if (res) { 10568 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10569 10570 // If the removed package was a system update, the old system package 10571 // was re-enabled; we need to broadcast this information 10572 if (systemUpdate) { 10573 Bundle extras = new Bundle(1); 10574 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10575 ? info.removedAppId : info.uid); 10576 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10577 10578 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10579 extras, null, null, null); 10580 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10581 extras, null, null, null); 10582 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10583 null, packageName, null, null); 10584 } 10585 } 10586 // Force a gc here. 10587 Runtime.getRuntime().gc(); 10588 // Delete the resources here after sending the broadcast to let 10589 // other processes clean up before deleting resources. 10590 if (info.args != null) { 10591 synchronized (mInstallLock) { 10592 info.args.doPostDeleteLI(true); 10593 } 10594 } 10595 10596 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10597 } 10598 10599 static class PackageRemovedInfo { 10600 String removedPackage; 10601 int uid = -1; 10602 int removedAppId = -1; 10603 int[] removedUsers = null; 10604 boolean isRemovedPackageSystemUpdate = false; 10605 // Clean up resources deleted packages. 10606 InstallArgs args = null; 10607 10608 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10609 Bundle extras = new Bundle(1); 10610 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10611 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10612 if (replacing) { 10613 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10614 } 10615 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10616 if (removedPackage != null) { 10617 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10618 extras, null, null, removedUsers); 10619 if (fullRemove && !replacing) { 10620 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10621 extras, null, null, removedUsers); 10622 } 10623 } 10624 if (removedAppId >= 0) { 10625 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10626 removedUsers); 10627 } 10628 } 10629 } 10630 10631 /* 10632 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10633 * flag is not set, the data directory is removed as well. 10634 * make sure this flag is set for partially installed apps. If not its meaningless to 10635 * delete a partially installed application. 10636 */ 10637 private void removePackageDataLI(PackageSetting ps, 10638 int[] allUserHandles, boolean[] perUserInstalled, 10639 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10640 String packageName = ps.name; 10641 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10642 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10643 // Retrieve object to delete permissions for shared user later on 10644 final PackageSetting deletedPs; 10645 // reader 10646 synchronized (mPackages) { 10647 deletedPs = mSettings.mPackages.get(packageName); 10648 if (outInfo != null) { 10649 outInfo.removedPackage = packageName; 10650 outInfo.removedUsers = deletedPs != null 10651 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10652 : null; 10653 } 10654 } 10655 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10656 removeDataDirsLI(packageName); 10657 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10658 } 10659 // writer 10660 synchronized (mPackages) { 10661 if (deletedPs != null) { 10662 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10663 if (outInfo != null) { 10664 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10665 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10666 } 10667 if (deletedPs != null) { 10668 updatePermissionsLPw(deletedPs.name, null, 0); 10669 if (deletedPs.sharedUser != null) { 10670 // remove permissions associated with package 10671 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10672 } 10673 } 10674 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10675 } 10676 // make sure to preserve per-user disabled state if this removal was just 10677 // a downgrade of a system app to the factory package 10678 if (allUserHandles != null && perUserInstalled != null) { 10679 if (DEBUG_REMOVE) { 10680 Slog.d(TAG, "Propagating install state across downgrade"); 10681 } 10682 for (int i = 0; i < allUserHandles.length; i++) { 10683 if (DEBUG_REMOVE) { 10684 Slog.d(TAG, " user " + allUserHandles[i] 10685 + " => " + perUserInstalled[i]); 10686 } 10687 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10688 } 10689 } 10690 } 10691 // can downgrade to reader 10692 if (writeSettings) { 10693 // Save settings now 10694 mSettings.writeLPr(); 10695 } 10696 } 10697 if (outInfo != null) { 10698 // A user ID was deleted here. Go through all users and remove it 10699 // from KeyStore. 10700 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10701 } 10702 } 10703 10704 static boolean locationIsPrivileged(File path) { 10705 try { 10706 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10707 .getCanonicalPath(); 10708 return path.getCanonicalPath().startsWith(privilegedAppDir); 10709 } catch (IOException e) { 10710 Slog.e(TAG, "Unable to access code path " + path); 10711 } 10712 return false; 10713 } 10714 10715 /* 10716 * Tries to delete system package. 10717 */ 10718 private boolean deleteSystemPackageLI(PackageSetting newPs, 10719 int[] allUserHandles, boolean[] perUserInstalled, 10720 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10721 final boolean applyUserRestrictions 10722 = (allUserHandles != null) && (perUserInstalled != null); 10723 PackageSetting disabledPs = null; 10724 // Confirm if the system package has been updated 10725 // An updated system app can be deleted. This will also have to restore 10726 // the system pkg from system partition 10727 // reader 10728 synchronized (mPackages) { 10729 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10730 } 10731 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10732 + " disabledPs=" + disabledPs); 10733 if (disabledPs == null) { 10734 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10735 return false; 10736 } else if (DEBUG_REMOVE) { 10737 Slog.d(TAG, "Deleting system pkg from data partition"); 10738 } 10739 if (DEBUG_REMOVE) { 10740 if (applyUserRestrictions) { 10741 Slog.d(TAG, "Remembering install states:"); 10742 for (int i = 0; i < allUserHandles.length; i++) { 10743 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10744 } 10745 } 10746 } 10747 // Delete the updated package 10748 outInfo.isRemovedPackageSystemUpdate = true; 10749 if (disabledPs.versionCode < newPs.versionCode) { 10750 // Delete data for downgrades 10751 flags &= ~PackageManager.DELETE_KEEP_DATA; 10752 } else { 10753 // Preserve data by setting flag 10754 flags |= PackageManager.DELETE_KEEP_DATA; 10755 } 10756 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10757 allUserHandles, perUserInstalled, outInfo, writeSettings); 10758 if (!ret) { 10759 return false; 10760 } 10761 // writer 10762 synchronized (mPackages) { 10763 // Reinstate the old system package 10764 mSettings.enableSystemPackageLPw(newPs.name); 10765 // Remove any native libraries from the upgraded package. 10766 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10767 } 10768 // Install the system package 10769 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10770 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10771 if (locationIsPrivileged(disabledPs.codePath)) { 10772 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10773 } 10774 10775 final PackageParser.Package newPkg; 10776 try { 10777 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10778 } catch (PackageManagerException e) { 10779 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10780 return false; 10781 } 10782 10783 // writer 10784 synchronized (mPackages) { 10785 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10786 updatePermissionsLPw(newPkg.packageName, newPkg, 10787 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10788 if (applyUserRestrictions) { 10789 if (DEBUG_REMOVE) { 10790 Slog.d(TAG, "Propagating install state across reinstall"); 10791 } 10792 for (int i = 0; i < allUserHandles.length; i++) { 10793 if (DEBUG_REMOVE) { 10794 Slog.d(TAG, " user " + allUserHandles[i] 10795 + " => " + perUserInstalled[i]); 10796 } 10797 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10798 } 10799 // Regardless of writeSettings we need to ensure that this restriction 10800 // state propagation is persisted 10801 mSettings.writeAllUsersPackageRestrictionsLPr(); 10802 } 10803 // can downgrade to reader here 10804 if (writeSettings) { 10805 mSettings.writeLPr(); 10806 } 10807 } 10808 return true; 10809 } 10810 10811 private boolean deleteInstalledPackageLI(PackageSetting ps, 10812 boolean deleteCodeAndResources, int flags, 10813 int[] allUserHandles, boolean[] perUserInstalled, 10814 PackageRemovedInfo outInfo, boolean writeSettings) { 10815 if (outInfo != null) { 10816 outInfo.uid = ps.appId; 10817 } 10818 10819 // Delete package data from internal structures and also remove data if flag is set 10820 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10821 10822 // Delete application code and resources 10823 if (deleteCodeAndResources && (outInfo != null)) { 10824 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10825 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10826 getAppDexInstructionSets(ps)); 10827 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10828 } 10829 return true; 10830 } 10831 10832 @Override 10833 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10834 int userId) { 10835 mContext.enforceCallingOrSelfPermission( 10836 android.Manifest.permission.DELETE_PACKAGES, null); 10837 synchronized (mPackages) { 10838 PackageSetting ps = mSettings.mPackages.get(packageName); 10839 if (ps == null) { 10840 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10841 return false; 10842 } 10843 if (!ps.getInstalled(userId)) { 10844 // Can't block uninstall for an app that is not installed or enabled. 10845 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10846 return false; 10847 } 10848 ps.setBlockUninstall(blockUninstall, userId); 10849 mSettings.writePackageRestrictionsLPr(userId); 10850 } 10851 return true; 10852 } 10853 10854 @Override 10855 public boolean getBlockUninstallForUser(String packageName, int userId) { 10856 synchronized (mPackages) { 10857 PackageSetting ps = mSettings.mPackages.get(packageName); 10858 if (ps == null) { 10859 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10860 return false; 10861 } 10862 return ps.getBlockUninstall(userId); 10863 } 10864 } 10865 10866 /* 10867 * This method handles package deletion in general 10868 */ 10869 private boolean deletePackageLI(String packageName, UserHandle user, 10870 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10871 int flags, PackageRemovedInfo outInfo, 10872 boolean writeSettings) { 10873 if (packageName == null) { 10874 Slog.w(TAG, "Attempt to delete null packageName."); 10875 return false; 10876 } 10877 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10878 PackageSetting ps; 10879 boolean dataOnly = false; 10880 int removeUser = -1; 10881 int appId = -1; 10882 synchronized (mPackages) { 10883 ps = mSettings.mPackages.get(packageName); 10884 if (ps == null) { 10885 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10886 return false; 10887 } 10888 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10889 && user.getIdentifier() != UserHandle.USER_ALL) { 10890 // The caller is asking that the package only be deleted for a single 10891 // user. To do this, we just mark its uninstalled state and delete 10892 // its data. If this is a system app, we only allow this to happen if 10893 // they have set the special DELETE_SYSTEM_APP which requests different 10894 // semantics than normal for uninstalling system apps. 10895 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10896 ps.setUserState(user.getIdentifier(), 10897 COMPONENT_ENABLED_STATE_DEFAULT, 10898 false, //installed 10899 true, //stopped 10900 true, //notLaunched 10901 false, //hidden 10902 null, null, null, 10903 false // blockUninstall 10904 ); 10905 if (!isSystemApp(ps)) { 10906 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10907 // Other user still have this package installed, so all 10908 // we need to do is clear this user's data and save that 10909 // it is uninstalled. 10910 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10911 removeUser = user.getIdentifier(); 10912 appId = ps.appId; 10913 mSettings.writePackageRestrictionsLPr(removeUser); 10914 } else { 10915 // We need to set it back to 'installed' so the uninstall 10916 // broadcasts will be sent correctly. 10917 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10918 ps.setInstalled(true, user.getIdentifier()); 10919 } 10920 } else { 10921 // This is a system app, so we assume that the 10922 // other users still have this package installed, so all 10923 // we need to do is clear this user's data and save that 10924 // it is uninstalled. 10925 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10926 removeUser = user.getIdentifier(); 10927 appId = ps.appId; 10928 mSettings.writePackageRestrictionsLPr(removeUser); 10929 } 10930 } 10931 } 10932 10933 if (removeUser >= 0) { 10934 // From above, we determined that we are deleting this only 10935 // for a single user. Continue the work here. 10936 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10937 if (outInfo != null) { 10938 outInfo.removedPackage = packageName; 10939 outInfo.removedAppId = appId; 10940 outInfo.removedUsers = new int[] {removeUser}; 10941 } 10942 mInstaller.clearUserData(packageName, removeUser); 10943 removeKeystoreDataIfNeeded(removeUser, appId); 10944 schedulePackageCleaning(packageName, removeUser, false); 10945 return true; 10946 } 10947 10948 if (dataOnly) { 10949 // Delete application data first 10950 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10951 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10952 return true; 10953 } 10954 10955 boolean ret = false; 10956 if (isSystemApp(ps)) { 10957 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10958 // When an updated system application is deleted we delete the existing resources as well and 10959 // fall back to existing code in system partition 10960 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10961 flags, outInfo, writeSettings); 10962 } else { 10963 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10964 // Kill application pre-emptively especially for apps on sd. 10965 killApplication(packageName, ps.appId, "uninstall pkg"); 10966 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10967 allUserHandles, perUserInstalled, 10968 outInfo, writeSettings); 10969 } 10970 10971 return ret; 10972 } 10973 10974 private final class ClearStorageConnection implements ServiceConnection { 10975 IMediaContainerService mContainerService; 10976 10977 @Override 10978 public void onServiceConnected(ComponentName name, IBinder service) { 10979 synchronized (this) { 10980 mContainerService = IMediaContainerService.Stub.asInterface(service); 10981 notifyAll(); 10982 } 10983 } 10984 10985 @Override 10986 public void onServiceDisconnected(ComponentName name) { 10987 } 10988 } 10989 10990 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10991 final boolean mounted; 10992 if (Environment.isExternalStorageEmulated()) { 10993 mounted = true; 10994 } else { 10995 final String status = Environment.getExternalStorageState(); 10996 10997 mounted = status.equals(Environment.MEDIA_MOUNTED) 10998 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10999 } 11000 11001 if (!mounted) { 11002 return; 11003 } 11004 11005 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11006 int[] users; 11007 if (userId == UserHandle.USER_ALL) { 11008 users = sUserManager.getUserIds(); 11009 } else { 11010 users = new int[] { userId }; 11011 } 11012 final ClearStorageConnection conn = new ClearStorageConnection(); 11013 if (mContext.bindServiceAsUser( 11014 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11015 try { 11016 for (int curUser : users) { 11017 long timeout = SystemClock.uptimeMillis() + 5000; 11018 synchronized (conn) { 11019 long now = SystemClock.uptimeMillis(); 11020 while (conn.mContainerService == null && now < timeout) { 11021 try { 11022 conn.wait(timeout - now); 11023 } catch (InterruptedException e) { 11024 } 11025 } 11026 } 11027 if (conn.mContainerService == null) { 11028 return; 11029 } 11030 11031 final UserEnvironment userEnv = new UserEnvironment(curUser); 11032 clearDirectory(conn.mContainerService, 11033 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11034 if (allData) { 11035 clearDirectory(conn.mContainerService, 11036 userEnv.buildExternalStorageAppDataDirs(packageName)); 11037 clearDirectory(conn.mContainerService, 11038 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11039 } 11040 } 11041 } finally { 11042 mContext.unbindService(conn); 11043 } 11044 } 11045 } 11046 11047 @Override 11048 public void clearApplicationUserData(final String packageName, 11049 final IPackageDataObserver observer, final int userId) { 11050 mContext.enforceCallingOrSelfPermission( 11051 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11052 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11053 // Queue up an async operation since the package deletion may take a little while. 11054 mHandler.post(new Runnable() { 11055 public void run() { 11056 mHandler.removeCallbacks(this); 11057 final boolean succeeded; 11058 synchronized (mInstallLock) { 11059 succeeded = clearApplicationUserDataLI(packageName, userId); 11060 } 11061 clearExternalStorageDataSync(packageName, userId, true); 11062 if (succeeded) { 11063 // invoke DeviceStorageMonitor's update method to clear any notifications 11064 DeviceStorageMonitorInternal 11065 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11066 if (dsm != null) { 11067 dsm.checkMemory(); 11068 } 11069 } 11070 if(observer != null) { 11071 try { 11072 observer.onRemoveCompleted(packageName, succeeded); 11073 } catch (RemoteException e) { 11074 Log.i(TAG, "Observer no longer exists."); 11075 } 11076 } //end if observer 11077 } //end run 11078 }); 11079 } 11080 11081 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11082 if (packageName == null) { 11083 Slog.w(TAG, "Attempt to delete null packageName."); 11084 return false; 11085 } 11086 PackageParser.Package pkg; 11087 boolean dataOnly = false; 11088 final int appId; 11089 synchronized (mPackages) { 11090 pkg = mPackages.get(packageName); 11091 if (pkg == null) { 11092 dataOnly = true; 11093 PackageSetting ps = mSettings.mPackages.get(packageName); 11094 if ((ps == null) || (ps.pkg == null)) { 11095 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11096 return false; 11097 } 11098 pkg = ps.pkg; 11099 } 11100 if (!dataOnly) { 11101 // need to check this only for fully installed applications 11102 if (pkg == null) { 11103 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11104 return false; 11105 } 11106 final ApplicationInfo applicationInfo = pkg.applicationInfo; 11107 if (applicationInfo == null) { 11108 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11109 return false; 11110 } 11111 } 11112 if (pkg != null && pkg.applicationInfo != null) { 11113 appId = pkg.applicationInfo.uid; 11114 } else { 11115 appId = -1; 11116 } 11117 } 11118 int retCode = mInstaller.clearUserData(packageName, userId); 11119 if (retCode < 0) { 11120 Slog.w(TAG, "Couldn't remove cache files for package: " 11121 + packageName); 11122 return false; 11123 } 11124 removeKeystoreDataIfNeeded(userId, appId); 11125 11126 // Create a native library symlink only if we have native libraries 11127 // and if the native libraries are 32 bit libraries. We do not provide 11128 // this symlink for 64 bit libraries. 11129 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11130 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11131 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11132 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11133 Slog.w(TAG, "Failed linking native library dir"); 11134 return false; 11135 } 11136 } 11137 11138 return true; 11139 } 11140 11141 /** 11142 * Remove entries from the keystore daemon. Will only remove it if the 11143 * {@code appId} is valid. 11144 */ 11145 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11146 if (appId < 0) { 11147 return; 11148 } 11149 11150 final KeyStore keyStore = KeyStore.getInstance(); 11151 if (keyStore != null) { 11152 if (userId == UserHandle.USER_ALL) { 11153 for (final int individual : sUserManager.getUserIds()) { 11154 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11155 } 11156 } else { 11157 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11158 } 11159 } else { 11160 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11161 } 11162 } 11163 11164 @Override 11165 public void deleteApplicationCacheFiles(final String packageName, 11166 final IPackageDataObserver observer) { 11167 mContext.enforceCallingOrSelfPermission( 11168 android.Manifest.permission.DELETE_CACHE_FILES, null); 11169 // Queue up an async operation since the package deletion may take a little while. 11170 final int userId = UserHandle.getCallingUserId(); 11171 mHandler.post(new Runnable() { 11172 public void run() { 11173 mHandler.removeCallbacks(this); 11174 final boolean succeded; 11175 synchronized (mInstallLock) { 11176 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11177 } 11178 clearExternalStorageDataSync(packageName, userId, false); 11179 if(observer != null) { 11180 try { 11181 observer.onRemoveCompleted(packageName, succeded); 11182 } catch (RemoteException e) { 11183 Log.i(TAG, "Observer no longer exists."); 11184 } 11185 } //end if observer 11186 } //end run 11187 }); 11188 } 11189 11190 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11191 if (packageName == null) { 11192 Slog.w(TAG, "Attempt to delete null packageName."); 11193 return false; 11194 } 11195 PackageParser.Package p; 11196 synchronized (mPackages) { 11197 p = mPackages.get(packageName); 11198 } 11199 if (p == null) { 11200 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11201 return false; 11202 } 11203 final ApplicationInfo applicationInfo = p.applicationInfo; 11204 if (applicationInfo == null) { 11205 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11206 return false; 11207 } 11208 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11209 if (retCode < 0) { 11210 Slog.w(TAG, "Couldn't remove cache files for package: " 11211 + packageName + " u" + userId); 11212 return false; 11213 } 11214 return true; 11215 } 11216 11217 @Override 11218 public void getPackageSizeInfo(final String packageName, int userHandle, 11219 final IPackageStatsObserver observer) { 11220 mContext.enforceCallingOrSelfPermission( 11221 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11222 if (packageName == null) { 11223 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11224 } 11225 11226 PackageStats stats = new PackageStats(packageName, userHandle); 11227 11228 /* 11229 * Queue up an async operation since the package measurement may take a 11230 * little while. 11231 */ 11232 Message msg = mHandler.obtainMessage(INIT_COPY); 11233 msg.obj = new MeasureParams(stats, observer); 11234 mHandler.sendMessage(msg); 11235 } 11236 11237 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11238 PackageStats pStats) { 11239 if (packageName == null) { 11240 Slog.w(TAG, "Attempt to get size of null packageName."); 11241 return false; 11242 } 11243 PackageParser.Package p; 11244 boolean dataOnly = false; 11245 String libDirRoot = null; 11246 String asecPath = null; 11247 PackageSetting ps = null; 11248 synchronized (mPackages) { 11249 p = mPackages.get(packageName); 11250 ps = mSettings.mPackages.get(packageName); 11251 if(p == null) { 11252 dataOnly = true; 11253 if((ps == null) || (ps.pkg == null)) { 11254 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11255 return false; 11256 } 11257 p = ps.pkg; 11258 } 11259 if (ps != null) { 11260 libDirRoot = ps.legacyNativeLibraryPathString; 11261 } 11262 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11263 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11264 if (secureContainerId != null) { 11265 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11266 } 11267 } 11268 } 11269 String publicSrcDir = null; 11270 if(!dataOnly) { 11271 final ApplicationInfo applicationInfo = p.applicationInfo; 11272 if (applicationInfo == null) { 11273 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11274 return false; 11275 } 11276 if (isForwardLocked(p)) { 11277 publicSrcDir = applicationInfo.getBaseResourcePath(); 11278 } 11279 } 11280 // TODO: extend to measure size of split APKs 11281 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11282 // not just the first level. 11283 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11284 // just the primary. 11285 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11286 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11287 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11288 if (res < 0) { 11289 return false; 11290 } 11291 11292 // Fix-up for forward-locked applications in ASEC containers. 11293 if (!isExternal(p)) { 11294 pStats.codeSize += pStats.externalCodeSize; 11295 pStats.externalCodeSize = 0L; 11296 } 11297 11298 return true; 11299 } 11300 11301 11302 @Override 11303 public void addPackageToPreferred(String packageName) { 11304 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11305 } 11306 11307 @Override 11308 public void removePackageFromPreferred(String packageName) { 11309 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11310 } 11311 11312 @Override 11313 public List<PackageInfo> getPreferredPackages(int flags) { 11314 return new ArrayList<PackageInfo>(); 11315 } 11316 11317 private int getUidTargetSdkVersionLockedLPr(int uid) { 11318 Object obj = mSettings.getUserIdLPr(uid); 11319 if (obj instanceof SharedUserSetting) { 11320 final SharedUserSetting sus = (SharedUserSetting) obj; 11321 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11322 final Iterator<PackageSetting> it = sus.packages.iterator(); 11323 while (it.hasNext()) { 11324 final PackageSetting ps = it.next(); 11325 if (ps.pkg != null) { 11326 int v = ps.pkg.applicationInfo.targetSdkVersion; 11327 if (v < vers) vers = v; 11328 } 11329 } 11330 return vers; 11331 } else if (obj instanceof PackageSetting) { 11332 final PackageSetting ps = (PackageSetting) obj; 11333 if (ps.pkg != null) { 11334 return ps.pkg.applicationInfo.targetSdkVersion; 11335 } 11336 } 11337 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11338 } 11339 11340 @Override 11341 public void addPreferredActivity(IntentFilter filter, int match, 11342 ComponentName[] set, ComponentName activity, int userId) { 11343 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11344 "Adding preferred"); 11345 } 11346 11347 private void addPreferredActivityInternal(IntentFilter filter, int match, 11348 ComponentName[] set, ComponentName activity, boolean always, int userId, 11349 String opname) { 11350 // writer 11351 int callingUid = Binder.getCallingUid(); 11352 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11353 if (filter.countActions() == 0) { 11354 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11355 return; 11356 } 11357 synchronized (mPackages) { 11358 if (mContext.checkCallingOrSelfPermission( 11359 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11360 != PackageManager.PERMISSION_GRANTED) { 11361 if (getUidTargetSdkVersionLockedLPr(callingUid) 11362 < Build.VERSION_CODES.FROYO) { 11363 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11364 + callingUid); 11365 return; 11366 } 11367 mContext.enforceCallingOrSelfPermission( 11368 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11369 } 11370 11371 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11372 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11373 + userId + ":"); 11374 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11375 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11376 mSettings.writePackageRestrictionsLPr(userId); 11377 } 11378 } 11379 11380 @Override 11381 public void replacePreferredActivity(IntentFilter filter, int match, 11382 ComponentName[] set, ComponentName activity, int userId) { 11383 if (filter.countActions() != 1) { 11384 throw new IllegalArgumentException( 11385 "replacePreferredActivity expects filter to have only 1 action."); 11386 } 11387 if (filter.countDataAuthorities() != 0 11388 || filter.countDataPaths() != 0 11389 || filter.countDataSchemes() > 1 11390 || filter.countDataTypes() != 0) { 11391 throw new IllegalArgumentException( 11392 "replacePreferredActivity expects filter to have no data authorities, " + 11393 "paths, or types; and at most one scheme."); 11394 } 11395 11396 final int callingUid = Binder.getCallingUid(); 11397 enforceCrossUserPermission(callingUid, userId, true, "replace preferred activity"); 11398 synchronized (mPackages) { 11399 if (mContext.checkCallingOrSelfPermission( 11400 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11401 != PackageManager.PERMISSION_GRANTED) { 11402 if (getUidTargetSdkVersionLockedLPr(callingUid) 11403 < Build.VERSION_CODES.FROYO) { 11404 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11405 + Binder.getCallingUid()); 11406 return; 11407 } 11408 mContext.enforceCallingOrSelfPermission( 11409 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11410 } 11411 11412 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11413 if (pir != null) { 11414 // Get all of the existing entries that exactly match this filter. 11415 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11416 if (existing != null && existing.size() == 1) { 11417 PreferredActivity cur = existing.get(0); 11418 if (DEBUG_PREFERRED) { 11419 Slog.i(TAG, "Checking replace of preferred:"); 11420 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11421 if (!cur.mPref.mAlways) { 11422 Slog.i(TAG, " -- CUR; not mAlways!"); 11423 } else { 11424 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11425 Slog.i(TAG, " -- CUR: mSet=" 11426 + Arrays.toString(cur.mPref.mSetComponents)); 11427 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11428 Slog.i(TAG, " -- NEW: mMatch=" 11429 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11430 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11431 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11432 } 11433 } 11434 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11435 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11436 && cur.mPref.sameSet(set)) { 11437 if (DEBUG_PREFERRED) { 11438 Slog.i(TAG, "Replacing with same preferred activity " 11439 + cur.mPref.mShortComponent + " for user " 11440 + userId + ":"); 11441 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11442 } else { 11443 Slog.i(TAG, "Replacing with same preferred activity " 11444 + cur.mPref.mShortComponent + " for user " 11445 + userId); 11446 } 11447 return; 11448 } 11449 } 11450 11451 if (existing != null) { 11452 if (DEBUG_PREFERRED) { 11453 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11454 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11455 } 11456 for (int i = 0; i < existing.size(); i++) { 11457 PreferredActivity pa = existing.get(i); 11458 if (DEBUG_PREFERRED) { 11459 Slog.i(TAG, "Removing existing preferred activity " 11460 + pa.mPref.mComponent + ":"); 11461 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11462 } 11463 pir.removeFilter(pa); 11464 } 11465 } 11466 } 11467 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11468 "Replacing preferred"); 11469 } 11470 } 11471 11472 @Override 11473 public void clearPackagePreferredActivities(String packageName) { 11474 final int uid = Binder.getCallingUid(); 11475 // writer 11476 synchronized (mPackages) { 11477 PackageParser.Package pkg = mPackages.get(packageName); 11478 if (pkg == null || pkg.applicationInfo.uid != uid) { 11479 if (mContext.checkCallingOrSelfPermission( 11480 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11481 != PackageManager.PERMISSION_GRANTED) { 11482 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11483 < Build.VERSION_CODES.FROYO) { 11484 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11485 + Binder.getCallingUid()); 11486 return; 11487 } 11488 mContext.enforceCallingOrSelfPermission( 11489 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11490 } 11491 } 11492 11493 int user = UserHandle.getCallingUserId(); 11494 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11495 mSettings.writePackageRestrictionsLPr(user); 11496 scheduleWriteSettingsLocked(); 11497 } 11498 } 11499 } 11500 11501 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11502 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11503 ArrayList<PreferredActivity> removed = null; 11504 boolean changed = false; 11505 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11506 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11507 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11508 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11509 continue; 11510 } 11511 Iterator<PreferredActivity> it = pir.filterIterator(); 11512 while (it.hasNext()) { 11513 PreferredActivity pa = it.next(); 11514 // Mark entry for removal only if it matches the package name 11515 // and the entry is of type "always". 11516 if (packageName == null || 11517 (pa.mPref.mComponent.getPackageName().equals(packageName) 11518 && pa.mPref.mAlways)) { 11519 if (removed == null) { 11520 removed = new ArrayList<PreferredActivity>(); 11521 } 11522 removed.add(pa); 11523 } 11524 } 11525 if (removed != null) { 11526 for (int j=0; j<removed.size(); j++) { 11527 PreferredActivity pa = removed.get(j); 11528 pir.removeFilter(pa); 11529 } 11530 changed = true; 11531 } 11532 } 11533 return changed; 11534 } 11535 11536 @Override 11537 public void resetPreferredActivities(int userId) { 11538 mContext.enforceCallingOrSelfPermission( 11539 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11540 // writer 11541 synchronized (mPackages) { 11542 int user = UserHandle.getCallingUserId(); 11543 clearPackagePreferredActivitiesLPw(null, user); 11544 mSettings.readDefaultPreferredAppsLPw(this, user); 11545 mSettings.writePackageRestrictionsLPr(user); 11546 scheduleWriteSettingsLocked(); 11547 } 11548 } 11549 11550 @Override 11551 public int getPreferredActivities(List<IntentFilter> outFilters, 11552 List<ComponentName> outActivities, String packageName) { 11553 11554 int num = 0; 11555 final int userId = UserHandle.getCallingUserId(); 11556 // reader 11557 synchronized (mPackages) { 11558 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11559 if (pir != null) { 11560 final Iterator<PreferredActivity> it = pir.filterIterator(); 11561 while (it.hasNext()) { 11562 final PreferredActivity pa = it.next(); 11563 if (packageName == null 11564 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11565 && pa.mPref.mAlways)) { 11566 if (outFilters != null) { 11567 outFilters.add(new IntentFilter(pa)); 11568 } 11569 if (outActivities != null) { 11570 outActivities.add(pa.mPref.mComponent); 11571 } 11572 } 11573 } 11574 } 11575 } 11576 11577 return num; 11578 } 11579 11580 @Override 11581 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11582 int userId) { 11583 int callingUid = Binder.getCallingUid(); 11584 if (callingUid != Process.SYSTEM_UID) { 11585 throw new SecurityException( 11586 "addPersistentPreferredActivity can only be run by the system"); 11587 } 11588 if (filter.countActions() == 0) { 11589 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11590 return; 11591 } 11592 synchronized (mPackages) { 11593 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11594 " :"); 11595 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11596 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11597 new PersistentPreferredActivity(filter, activity)); 11598 mSettings.writePackageRestrictionsLPr(userId); 11599 } 11600 } 11601 11602 @Override 11603 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11604 int callingUid = Binder.getCallingUid(); 11605 if (callingUid != Process.SYSTEM_UID) { 11606 throw new SecurityException( 11607 "clearPackagePersistentPreferredActivities can only be run by the system"); 11608 } 11609 ArrayList<PersistentPreferredActivity> removed = null; 11610 boolean changed = false; 11611 synchronized (mPackages) { 11612 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11613 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11614 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11615 .valueAt(i); 11616 if (userId != thisUserId) { 11617 continue; 11618 } 11619 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11620 while (it.hasNext()) { 11621 PersistentPreferredActivity ppa = it.next(); 11622 // Mark entry for removal only if it matches the package name. 11623 if (ppa.mComponent.getPackageName().equals(packageName)) { 11624 if (removed == null) { 11625 removed = new ArrayList<PersistentPreferredActivity>(); 11626 } 11627 removed.add(ppa); 11628 } 11629 } 11630 if (removed != null) { 11631 for (int j=0; j<removed.size(); j++) { 11632 PersistentPreferredActivity ppa = removed.get(j); 11633 ppir.removeFilter(ppa); 11634 } 11635 changed = true; 11636 } 11637 } 11638 11639 if (changed) { 11640 mSettings.writePackageRestrictionsLPr(userId); 11641 } 11642 } 11643 } 11644 11645 @Override 11646 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11647 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11648 mContext.enforceCallingOrSelfPermission( 11649 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11650 int callingUid = Binder.getCallingUid(); 11651 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11652 if (intentFilter.countActions() == 0) { 11653 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11654 return; 11655 } 11656 synchronized (mPackages) { 11657 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11658 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11659 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11660 mSettings.writePackageRestrictionsLPr(sourceUserId); 11661 } 11662 } 11663 11664 @Override 11665 public void addCrossProfileIntentsForPackage(String packageName, 11666 int sourceUserId, int targetUserId) { 11667 mContext.enforceCallingOrSelfPermission( 11668 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11669 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11670 mSettings.writePackageRestrictionsLPr(sourceUserId); 11671 } 11672 11673 @Override 11674 public void removeCrossProfileIntentsForPackage(String packageName, 11675 int sourceUserId, int targetUserId) { 11676 mContext.enforceCallingOrSelfPermission( 11677 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11678 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11679 mSettings.writePackageRestrictionsLPr(sourceUserId); 11680 } 11681 11682 @Override 11683 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11684 int ownerUserId) { 11685 mContext.enforceCallingOrSelfPermission( 11686 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11687 int callingUid = Binder.getCallingUid(); 11688 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11689 int callingUserId = UserHandle.getUserId(callingUid); 11690 synchronized (mPackages) { 11691 CrossProfileIntentResolver resolver = 11692 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11693 HashSet<CrossProfileIntentFilter> set = 11694 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11695 for (CrossProfileIntentFilter filter : set) { 11696 if (filter.getOwnerPackage().equals(ownerPackage) 11697 && filter.getOwnerUserId() == callingUserId) { 11698 resolver.removeFilter(filter); 11699 } 11700 } 11701 mSettings.writePackageRestrictionsLPr(sourceUserId); 11702 } 11703 } 11704 11705 // Enforcing that callingUid is owning pkg on userId 11706 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11707 // The system owns everything. 11708 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11709 return; 11710 } 11711 int callingUserId = UserHandle.getUserId(callingUid); 11712 if (callingUserId != userId) { 11713 throw new SecurityException("calling uid " + callingUid 11714 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11715 + callingUserId); 11716 } 11717 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11718 if (pi == null) { 11719 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11720 + callingUserId); 11721 } 11722 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11723 throw new SecurityException("Calling uid " + callingUid 11724 + " does not own package " + pkg); 11725 } 11726 } 11727 11728 @Override 11729 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11730 Intent intent = new Intent(Intent.ACTION_MAIN); 11731 intent.addCategory(Intent.CATEGORY_HOME); 11732 11733 final int callingUserId = UserHandle.getCallingUserId(); 11734 List<ResolveInfo> list = queryIntentActivities(intent, null, 11735 PackageManager.GET_META_DATA, callingUserId); 11736 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11737 true, false, false, callingUserId); 11738 11739 allHomeCandidates.clear(); 11740 if (list != null) { 11741 for (ResolveInfo ri : list) { 11742 allHomeCandidates.add(ri); 11743 } 11744 } 11745 return (preferred == null || preferred.activityInfo == null) 11746 ? null 11747 : new ComponentName(preferred.activityInfo.packageName, 11748 preferred.activityInfo.name); 11749 } 11750 11751 @Override 11752 public void setApplicationEnabledSetting(String appPackageName, 11753 int newState, int flags, int userId, String callingPackage) { 11754 if (!sUserManager.exists(userId)) return; 11755 if (callingPackage == null) { 11756 callingPackage = Integer.toString(Binder.getCallingUid()); 11757 } 11758 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11759 } 11760 11761 @Override 11762 public void setComponentEnabledSetting(ComponentName componentName, 11763 int newState, int flags, int userId) { 11764 if (!sUserManager.exists(userId)) return; 11765 setEnabledSetting(componentName.getPackageName(), 11766 componentName.getClassName(), newState, flags, userId, null); 11767 } 11768 11769 private void setEnabledSetting(final String packageName, String className, int newState, 11770 final int flags, int userId, String callingPackage) { 11771 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11772 || newState == COMPONENT_ENABLED_STATE_ENABLED 11773 || newState == COMPONENT_ENABLED_STATE_DISABLED 11774 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11775 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11776 throw new IllegalArgumentException("Invalid new component state: " 11777 + newState); 11778 } 11779 PackageSetting pkgSetting; 11780 final int uid = Binder.getCallingUid(); 11781 final int permission = mContext.checkCallingOrSelfPermission( 11782 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11783 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11784 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11785 boolean sendNow = false; 11786 boolean isApp = (className == null); 11787 String componentName = isApp ? packageName : className; 11788 int packageUid = -1; 11789 ArrayList<String> components; 11790 11791 // writer 11792 synchronized (mPackages) { 11793 pkgSetting = mSettings.mPackages.get(packageName); 11794 if (pkgSetting == null) { 11795 if (className == null) { 11796 throw new IllegalArgumentException( 11797 "Unknown package: " + packageName); 11798 } 11799 throw new IllegalArgumentException( 11800 "Unknown component: " + packageName 11801 + "/" + className); 11802 } 11803 // Allow root and verify that userId is not being specified by a different user 11804 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11805 throw new SecurityException( 11806 "Permission Denial: attempt to change component state from pid=" 11807 + Binder.getCallingPid() 11808 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11809 } 11810 if (className == null) { 11811 // We're dealing with an application/package level state change 11812 if (pkgSetting.getEnabled(userId) == newState) { 11813 // Nothing to do 11814 return; 11815 } 11816 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11817 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11818 // Don't care about who enables an app. 11819 callingPackage = null; 11820 } 11821 pkgSetting.setEnabled(newState, userId, callingPackage); 11822 // pkgSetting.pkg.mSetEnabled = newState; 11823 } else { 11824 // We're dealing with a component level state change 11825 // First, verify that this is a valid class name. 11826 PackageParser.Package pkg = pkgSetting.pkg; 11827 if (pkg == null || !pkg.hasComponentClassName(className)) { 11828 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11829 throw new IllegalArgumentException("Component class " + className 11830 + " does not exist in " + packageName); 11831 } else { 11832 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11833 + className + " does not exist in " + packageName); 11834 } 11835 } 11836 switch (newState) { 11837 case COMPONENT_ENABLED_STATE_ENABLED: 11838 if (!pkgSetting.enableComponentLPw(className, userId)) { 11839 return; 11840 } 11841 break; 11842 case COMPONENT_ENABLED_STATE_DISABLED: 11843 if (!pkgSetting.disableComponentLPw(className, userId)) { 11844 return; 11845 } 11846 break; 11847 case COMPONENT_ENABLED_STATE_DEFAULT: 11848 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11849 return; 11850 } 11851 break; 11852 default: 11853 Slog.e(TAG, "Invalid new component state: " + newState); 11854 return; 11855 } 11856 } 11857 mSettings.writePackageRestrictionsLPr(userId); 11858 components = mPendingBroadcasts.get(userId, packageName); 11859 final boolean newPackage = components == null; 11860 if (newPackage) { 11861 components = new ArrayList<String>(); 11862 } 11863 if (!components.contains(componentName)) { 11864 components.add(componentName); 11865 } 11866 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11867 sendNow = true; 11868 // Purge entry from pending broadcast list if another one exists already 11869 // since we are sending one right away. 11870 mPendingBroadcasts.remove(userId, packageName); 11871 } else { 11872 if (newPackage) { 11873 mPendingBroadcasts.put(userId, packageName, components); 11874 } 11875 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11876 // Schedule a message 11877 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11878 } 11879 } 11880 } 11881 11882 long callingId = Binder.clearCallingIdentity(); 11883 try { 11884 if (sendNow) { 11885 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11886 sendPackageChangedBroadcast(packageName, 11887 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11888 } 11889 } finally { 11890 Binder.restoreCallingIdentity(callingId); 11891 } 11892 } 11893 11894 private void sendPackageChangedBroadcast(String packageName, 11895 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11896 if (DEBUG_INSTALL) 11897 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11898 + componentNames); 11899 Bundle extras = new Bundle(4); 11900 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11901 String nameList[] = new String[componentNames.size()]; 11902 componentNames.toArray(nameList); 11903 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11904 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11905 extras.putInt(Intent.EXTRA_UID, packageUid); 11906 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11907 new int[] {UserHandle.getUserId(packageUid)}); 11908 } 11909 11910 @Override 11911 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11912 if (!sUserManager.exists(userId)) return; 11913 final int uid = Binder.getCallingUid(); 11914 final int permission = mContext.checkCallingOrSelfPermission( 11915 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11916 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11917 enforceCrossUserPermission(uid, userId, true, "stop package"); 11918 // writer 11919 synchronized (mPackages) { 11920 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11921 uid, userId)) { 11922 scheduleWritePackageRestrictionsLocked(userId); 11923 } 11924 } 11925 } 11926 11927 @Override 11928 public String getInstallerPackageName(String packageName) { 11929 // reader 11930 synchronized (mPackages) { 11931 return mSettings.getInstallerPackageNameLPr(packageName); 11932 } 11933 } 11934 11935 @Override 11936 public int getApplicationEnabledSetting(String packageName, int userId) { 11937 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11938 int uid = Binder.getCallingUid(); 11939 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11940 // reader 11941 synchronized (mPackages) { 11942 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11943 } 11944 } 11945 11946 @Override 11947 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11948 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11949 int uid = Binder.getCallingUid(); 11950 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11951 // reader 11952 synchronized (mPackages) { 11953 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11954 } 11955 } 11956 11957 @Override 11958 public void enterSafeMode() { 11959 enforceSystemOrRoot("Only the system can request entering safe mode"); 11960 11961 if (!mSystemReady) { 11962 mSafeMode = true; 11963 } 11964 } 11965 11966 @Override 11967 public void systemReady() { 11968 mSystemReady = true; 11969 11970 // Read the compatibilty setting when the system is ready. 11971 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11972 mContext.getContentResolver(), 11973 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11974 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11975 if (DEBUG_SETTINGS) { 11976 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11977 } 11978 11979 synchronized (mPackages) { 11980 // Verify that all of the preferred activity components actually 11981 // exist. It is possible for applications to be updated and at 11982 // that point remove a previously declared activity component that 11983 // had been set as a preferred activity. We try to clean this up 11984 // the next time we encounter that preferred activity, but it is 11985 // possible for the user flow to never be able to return to that 11986 // situation so here we do a sanity check to make sure we haven't 11987 // left any junk around. 11988 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11989 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11990 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11991 removed.clear(); 11992 for (PreferredActivity pa : pir.filterSet()) { 11993 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11994 removed.add(pa); 11995 } 11996 } 11997 if (removed.size() > 0) { 11998 for (int r=0; r<removed.size(); r++) { 11999 PreferredActivity pa = removed.get(r); 12000 Slog.w(TAG, "Removing dangling preferred activity: " 12001 + pa.mPref.mComponent); 12002 pir.removeFilter(pa); 12003 } 12004 mSettings.writePackageRestrictionsLPr( 12005 mSettings.mPreferredActivities.keyAt(i)); 12006 } 12007 } 12008 } 12009 sUserManager.systemReady(); 12010 12011 // Kick off any messages waiting for system ready 12012 if (mPostSystemReadyMessages != null) { 12013 for (Message msg : mPostSystemReadyMessages) { 12014 msg.sendToTarget(); 12015 } 12016 mPostSystemReadyMessages = null; 12017 } 12018 } 12019 12020 @Override 12021 public boolean isSafeMode() { 12022 return mSafeMode; 12023 } 12024 12025 @Override 12026 public boolean hasSystemUidErrors() { 12027 return mHasSystemUidErrors; 12028 } 12029 12030 static String arrayToString(int[] array) { 12031 StringBuffer buf = new StringBuffer(128); 12032 buf.append('['); 12033 if (array != null) { 12034 for (int i=0; i<array.length; i++) { 12035 if (i > 0) buf.append(", "); 12036 buf.append(array[i]); 12037 } 12038 } 12039 buf.append(']'); 12040 return buf.toString(); 12041 } 12042 12043 static class DumpState { 12044 public static final int DUMP_LIBS = 1 << 0; 12045 public static final int DUMP_FEATURES = 1 << 1; 12046 public static final int DUMP_RESOLVERS = 1 << 2; 12047 public static final int DUMP_PERMISSIONS = 1 << 3; 12048 public static final int DUMP_PACKAGES = 1 << 4; 12049 public static final int DUMP_SHARED_USERS = 1 << 5; 12050 public static final int DUMP_MESSAGES = 1 << 6; 12051 public static final int DUMP_PROVIDERS = 1 << 7; 12052 public static final int DUMP_VERIFIERS = 1 << 8; 12053 public static final int DUMP_PREFERRED = 1 << 9; 12054 public static final int DUMP_PREFERRED_XML = 1 << 10; 12055 public static final int DUMP_KEYSETS = 1 << 11; 12056 public static final int DUMP_VERSION = 1 << 12; 12057 public static final int DUMP_INSTALLS = 1 << 13; 12058 12059 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12060 12061 private int mTypes; 12062 12063 private int mOptions; 12064 12065 private boolean mTitlePrinted; 12066 12067 private SharedUserSetting mSharedUser; 12068 12069 public boolean isDumping(int type) { 12070 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12071 return true; 12072 } 12073 12074 return (mTypes & type) != 0; 12075 } 12076 12077 public void setDump(int type) { 12078 mTypes |= type; 12079 } 12080 12081 public boolean isOptionEnabled(int option) { 12082 return (mOptions & option) != 0; 12083 } 12084 12085 public void setOptionEnabled(int option) { 12086 mOptions |= option; 12087 } 12088 12089 public boolean onTitlePrinted() { 12090 final boolean printed = mTitlePrinted; 12091 mTitlePrinted = true; 12092 return printed; 12093 } 12094 12095 public boolean getTitlePrinted() { 12096 return mTitlePrinted; 12097 } 12098 12099 public void setTitlePrinted(boolean enabled) { 12100 mTitlePrinted = enabled; 12101 } 12102 12103 public SharedUserSetting getSharedUser() { 12104 return mSharedUser; 12105 } 12106 12107 public void setSharedUser(SharedUserSetting user) { 12108 mSharedUser = user; 12109 } 12110 } 12111 12112 @Override 12113 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12114 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12115 != PackageManager.PERMISSION_GRANTED) { 12116 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12117 + Binder.getCallingPid() 12118 + ", uid=" + Binder.getCallingUid() 12119 + " without permission " 12120 + android.Manifest.permission.DUMP); 12121 return; 12122 } 12123 12124 DumpState dumpState = new DumpState(); 12125 boolean fullPreferred = false; 12126 boolean checkin = false; 12127 12128 String packageName = null; 12129 12130 int opti = 0; 12131 while (opti < args.length) { 12132 String opt = args[opti]; 12133 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12134 break; 12135 } 12136 opti++; 12137 if ("-a".equals(opt)) { 12138 // Right now we only know how to print all. 12139 } else if ("-h".equals(opt)) { 12140 pw.println("Package manager dump options:"); 12141 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12142 pw.println(" --checkin: dump for a checkin"); 12143 pw.println(" -f: print details of intent filters"); 12144 pw.println(" -h: print this help"); 12145 pw.println(" cmd may be one of:"); 12146 pw.println(" l[ibraries]: list known shared libraries"); 12147 pw.println(" f[ibraries]: list device features"); 12148 pw.println(" k[eysets]: print known keysets"); 12149 pw.println(" r[esolvers]: dump intent resolvers"); 12150 pw.println(" perm[issions]: dump permissions"); 12151 pw.println(" pref[erred]: print preferred package settings"); 12152 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12153 pw.println(" prov[iders]: dump content providers"); 12154 pw.println(" p[ackages]: dump installed packages"); 12155 pw.println(" s[hared-users]: dump shared user IDs"); 12156 pw.println(" m[essages]: print collected runtime messages"); 12157 pw.println(" v[erifiers]: print package verifier info"); 12158 pw.println(" version: print database version info"); 12159 pw.println(" write: write current settings now"); 12160 pw.println(" <package.name>: info about given package"); 12161 pw.println(" installs: details about install sessions"); 12162 return; 12163 } else if ("--checkin".equals(opt)) { 12164 checkin = true; 12165 } else if ("-f".equals(opt)) { 12166 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12167 } else { 12168 pw.println("Unknown argument: " + opt + "; use -h for help"); 12169 } 12170 } 12171 12172 // Is the caller requesting to dump a particular piece of data? 12173 if (opti < args.length) { 12174 String cmd = args[opti]; 12175 opti++; 12176 // Is this a package name? 12177 if ("android".equals(cmd) || cmd.contains(".")) { 12178 packageName = cmd; 12179 // When dumping a single package, we always dump all of its 12180 // filter information since the amount of data will be reasonable. 12181 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12182 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12183 dumpState.setDump(DumpState.DUMP_LIBS); 12184 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12185 dumpState.setDump(DumpState.DUMP_FEATURES); 12186 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12187 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12188 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12189 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12190 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12191 dumpState.setDump(DumpState.DUMP_PREFERRED); 12192 } else if ("preferred-xml".equals(cmd)) { 12193 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12194 if (opti < args.length && "--full".equals(args[opti])) { 12195 fullPreferred = true; 12196 opti++; 12197 } 12198 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12199 dumpState.setDump(DumpState.DUMP_PACKAGES); 12200 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12201 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12202 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12203 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12204 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12205 dumpState.setDump(DumpState.DUMP_MESSAGES); 12206 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12207 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12208 } else if ("version".equals(cmd)) { 12209 dumpState.setDump(DumpState.DUMP_VERSION); 12210 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12211 dumpState.setDump(DumpState.DUMP_KEYSETS); 12212 } else if ("write".equals(cmd)) { 12213 synchronized (mPackages) { 12214 mSettings.writeLPr(); 12215 pw.println("Settings written."); 12216 return; 12217 } 12218 } else if ("installs".equals(cmd)) { 12219 dumpState.setDump(DumpState.DUMP_INSTALLS); 12220 } 12221 } 12222 12223 if (checkin) { 12224 pw.println("vers,1"); 12225 } 12226 12227 // reader 12228 synchronized (mPackages) { 12229 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12230 if (!checkin) { 12231 if (dumpState.onTitlePrinted()) 12232 pw.println(); 12233 pw.println("Database versions:"); 12234 pw.print(" SDK Version:"); 12235 pw.print(" internal="); 12236 pw.print(mSettings.mInternalSdkPlatform); 12237 pw.print(" external="); 12238 pw.println(mSettings.mExternalSdkPlatform); 12239 pw.print(" DB Version:"); 12240 pw.print(" internal="); 12241 pw.print(mSettings.mInternalDatabaseVersion); 12242 pw.print(" external="); 12243 pw.println(mSettings.mExternalDatabaseVersion); 12244 } 12245 } 12246 12247 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12248 if (!checkin) { 12249 if (dumpState.onTitlePrinted()) 12250 pw.println(); 12251 pw.println("Verifiers:"); 12252 pw.print(" Required: "); 12253 pw.print(mRequiredVerifierPackage); 12254 pw.print(" (uid="); 12255 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12256 pw.println(")"); 12257 } else if (mRequiredVerifierPackage != null) { 12258 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12259 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12260 } 12261 } 12262 12263 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12264 boolean printedHeader = false; 12265 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12266 while (it.hasNext()) { 12267 String name = it.next(); 12268 SharedLibraryEntry ent = mSharedLibraries.get(name); 12269 if (!checkin) { 12270 if (!printedHeader) { 12271 if (dumpState.onTitlePrinted()) 12272 pw.println(); 12273 pw.println("Libraries:"); 12274 printedHeader = true; 12275 } 12276 pw.print(" "); 12277 } else { 12278 pw.print("lib,"); 12279 } 12280 pw.print(name); 12281 if (!checkin) { 12282 pw.print(" -> "); 12283 } 12284 if (ent.path != null) { 12285 if (!checkin) { 12286 pw.print("(jar) "); 12287 pw.print(ent.path); 12288 } else { 12289 pw.print(",jar,"); 12290 pw.print(ent.path); 12291 } 12292 } else { 12293 if (!checkin) { 12294 pw.print("(apk) "); 12295 pw.print(ent.apk); 12296 } else { 12297 pw.print(",apk,"); 12298 pw.print(ent.apk); 12299 } 12300 } 12301 pw.println(); 12302 } 12303 } 12304 12305 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12306 if (dumpState.onTitlePrinted()) 12307 pw.println(); 12308 if (!checkin) { 12309 pw.println("Features:"); 12310 } 12311 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12312 while (it.hasNext()) { 12313 String name = it.next(); 12314 if (!checkin) { 12315 pw.print(" "); 12316 } else { 12317 pw.print("feat,"); 12318 } 12319 pw.println(name); 12320 } 12321 } 12322 12323 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12324 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12325 : "Activity Resolver Table:", " ", packageName, 12326 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12327 dumpState.setTitlePrinted(true); 12328 } 12329 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12330 : "Receiver Resolver Table:", " ", packageName, 12331 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12332 dumpState.setTitlePrinted(true); 12333 } 12334 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12335 : "Service Resolver Table:", " ", packageName, 12336 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12337 dumpState.setTitlePrinted(true); 12338 } 12339 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12340 : "Provider Resolver Table:", " ", packageName, 12341 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12342 dumpState.setTitlePrinted(true); 12343 } 12344 } 12345 12346 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12347 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12348 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12349 int user = mSettings.mPreferredActivities.keyAt(i); 12350 if (pir.dump(pw, 12351 dumpState.getTitlePrinted() 12352 ? "\nPreferred Activities User " + user + ":" 12353 : "Preferred Activities User " + user + ":", " ", 12354 packageName, true)) { 12355 dumpState.setTitlePrinted(true); 12356 } 12357 } 12358 } 12359 12360 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12361 pw.flush(); 12362 FileOutputStream fout = new FileOutputStream(fd); 12363 BufferedOutputStream str = new BufferedOutputStream(fout); 12364 XmlSerializer serializer = new FastXmlSerializer(); 12365 try { 12366 serializer.setOutput(str, "utf-8"); 12367 serializer.startDocument(null, true); 12368 serializer.setFeature( 12369 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12370 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12371 serializer.endDocument(); 12372 serializer.flush(); 12373 } catch (IllegalArgumentException e) { 12374 pw.println("Failed writing: " + e); 12375 } catch (IllegalStateException e) { 12376 pw.println("Failed writing: " + e); 12377 } catch (IOException e) { 12378 pw.println("Failed writing: " + e); 12379 } 12380 } 12381 12382 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12383 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12384 if (packageName == null) { 12385 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12386 if (iperm == 0) { 12387 if (dumpState.onTitlePrinted()) 12388 pw.println(); 12389 pw.println("AppOp Permissions:"); 12390 } 12391 pw.print(" AppOp Permission "); 12392 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12393 pw.println(":"); 12394 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12395 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12396 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12397 } 12398 } 12399 } 12400 } 12401 12402 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12403 boolean printedSomething = false; 12404 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12405 if (packageName != null && !packageName.equals(p.info.packageName)) { 12406 continue; 12407 } 12408 if (!printedSomething) { 12409 if (dumpState.onTitlePrinted()) 12410 pw.println(); 12411 pw.println("Registered ContentProviders:"); 12412 printedSomething = true; 12413 } 12414 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12415 pw.print(" "); pw.println(p.toString()); 12416 } 12417 printedSomething = false; 12418 for (Map.Entry<String, PackageParser.Provider> entry : 12419 mProvidersByAuthority.entrySet()) { 12420 PackageParser.Provider p = entry.getValue(); 12421 if (packageName != null && !packageName.equals(p.info.packageName)) { 12422 continue; 12423 } 12424 if (!printedSomething) { 12425 if (dumpState.onTitlePrinted()) 12426 pw.println(); 12427 pw.println("ContentProvider Authorities:"); 12428 printedSomething = true; 12429 } 12430 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12431 pw.print(" "); pw.println(p.toString()); 12432 if (p.info != null && p.info.applicationInfo != null) { 12433 final String appInfo = p.info.applicationInfo.toString(); 12434 pw.print(" applicationInfo="); pw.println(appInfo); 12435 } 12436 } 12437 } 12438 12439 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12440 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12441 } 12442 12443 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12444 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12445 } 12446 12447 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12448 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12449 } 12450 12451 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12452 if (dumpState.onTitlePrinted()) pw.println(); 12453 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12454 } 12455 12456 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12457 if (dumpState.onTitlePrinted()) pw.println(); 12458 mSettings.dumpReadMessagesLPr(pw, dumpState); 12459 12460 pw.println(); 12461 pw.println("Package warning messages:"); 12462 final File fname = getSettingsProblemFile(); 12463 FileInputStream in = null; 12464 try { 12465 in = new FileInputStream(fname); 12466 final int avail = in.available(); 12467 final byte[] data = new byte[avail]; 12468 in.read(data); 12469 pw.print(new String(data)); 12470 } catch (FileNotFoundException e) { 12471 } catch (IOException e) { 12472 } finally { 12473 if (in != null) { 12474 try { 12475 in.close(); 12476 } catch (IOException e) { 12477 } 12478 } 12479 } 12480 } 12481 } 12482 } 12483 12484 // ------- apps on sdcard specific code ------- 12485 static final boolean DEBUG_SD_INSTALL = false; 12486 12487 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12488 12489 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12490 12491 private boolean mMediaMounted = false; 12492 12493 static String getEncryptKey() { 12494 try { 12495 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12496 SD_ENCRYPTION_KEYSTORE_NAME); 12497 if (sdEncKey == null) { 12498 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12499 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12500 if (sdEncKey == null) { 12501 Slog.e(TAG, "Failed to create encryption keys"); 12502 return null; 12503 } 12504 } 12505 return sdEncKey; 12506 } catch (NoSuchAlgorithmException nsae) { 12507 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12508 return null; 12509 } catch (IOException ioe) { 12510 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12511 return null; 12512 } 12513 } 12514 12515 /* 12516 * Update media status on PackageManager. 12517 */ 12518 @Override 12519 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12520 int callingUid = Binder.getCallingUid(); 12521 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12522 throw new SecurityException("Media status can only be updated by the system"); 12523 } 12524 // reader; this apparently protects mMediaMounted, but should probably 12525 // be a different lock in that case. 12526 synchronized (mPackages) { 12527 Log.i(TAG, "Updating external media status from " 12528 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12529 + (mediaStatus ? "mounted" : "unmounted")); 12530 if (DEBUG_SD_INSTALL) 12531 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12532 + ", mMediaMounted=" + mMediaMounted); 12533 if (mediaStatus == mMediaMounted) { 12534 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12535 : 0, -1); 12536 mHandler.sendMessage(msg); 12537 return; 12538 } 12539 mMediaMounted = mediaStatus; 12540 } 12541 // Queue up an async operation since the package installation may take a 12542 // little while. 12543 mHandler.post(new Runnable() { 12544 public void run() { 12545 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12546 } 12547 }); 12548 } 12549 12550 /** 12551 * Called by MountService when the initial ASECs to scan are available. 12552 * Should block until all the ASEC containers are finished being scanned. 12553 */ 12554 public void scanAvailableAsecs() { 12555 updateExternalMediaStatusInner(true, false, false); 12556 if (mShouldRestoreconData) { 12557 SELinuxMMAC.setRestoreconDone(); 12558 mShouldRestoreconData = false; 12559 } 12560 } 12561 12562 /* 12563 * Collect information of applications on external media, map them against 12564 * existing containers and update information based on current mount status. 12565 * Please note that we always have to report status if reportStatus has been 12566 * set to true especially when unloading packages. 12567 */ 12568 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12569 boolean externalStorage) { 12570 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12571 int[] uidArr = EmptyArray.INT; 12572 12573 final String[] list = PackageHelper.getSecureContainerList(); 12574 if (ArrayUtils.isEmpty(list)) { 12575 Log.i(TAG, "No secure containers found"); 12576 } else { 12577 // Process list of secure containers and categorize them 12578 // as active or stale based on their package internal state. 12579 12580 // reader 12581 synchronized (mPackages) { 12582 for (String cid : list) { 12583 // Leave stages untouched for now; installer service owns them 12584 if (PackageInstallerService.isStageName(cid)) continue; 12585 12586 if (DEBUG_SD_INSTALL) 12587 Log.i(TAG, "Processing container " + cid); 12588 String pkgName = getAsecPackageName(cid); 12589 if (pkgName == null) { 12590 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12591 continue; 12592 } 12593 if (DEBUG_SD_INSTALL) 12594 Log.i(TAG, "Looking for pkg : " + pkgName); 12595 12596 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12597 if (ps == null) { 12598 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12599 continue; 12600 } 12601 12602 /* 12603 * Skip packages that are not external if we're unmounting 12604 * external storage. 12605 */ 12606 if (externalStorage && !isMounted && !isExternal(ps)) { 12607 continue; 12608 } 12609 12610 final AsecInstallArgs args = new AsecInstallArgs(cid, 12611 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12612 // The package status is changed only if the code path 12613 // matches between settings and the container id. 12614 if (ps.codePathString != null 12615 && ps.codePathString.startsWith(args.getCodePath())) { 12616 if (DEBUG_SD_INSTALL) { 12617 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12618 + " at code path: " + ps.codePathString); 12619 } 12620 12621 // We do have a valid package installed on sdcard 12622 processCids.put(args, ps.codePathString); 12623 final int uid = ps.appId; 12624 if (uid != -1) { 12625 uidArr = ArrayUtils.appendInt(uidArr, uid); 12626 } 12627 } else { 12628 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12629 + ps.codePathString); 12630 } 12631 } 12632 } 12633 12634 Arrays.sort(uidArr); 12635 } 12636 12637 // Process packages with valid entries. 12638 if (isMounted) { 12639 if (DEBUG_SD_INSTALL) 12640 Log.i(TAG, "Loading packages"); 12641 loadMediaPackages(processCids, uidArr); 12642 startCleaningPackages(); 12643 mInstallerService.onSecureContainersAvailable(); 12644 } else { 12645 if (DEBUG_SD_INSTALL) 12646 Log.i(TAG, "Unloading packages"); 12647 unloadMediaPackages(processCids, uidArr, reportStatus); 12648 } 12649 } 12650 12651 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12652 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12653 int size = pkgList.size(); 12654 if (size > 0) { 12655 // Send broadcasts here 12656 Bundle extras = new Bundle(); 12657 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12658 .toArray(new String[size])); 12659 if (uidArr != null) { 12660 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12661 } 12662 if (replacing) { 12663 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12664 } 12665 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12666 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12667 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12668 } 12669 } 12670 12671 /* 12672 * Look at potentially valid container ids from processCids If package 12673 * information doesn't match the one on record or package scanning fails, 12674 * the cid is added to list of removeCids. We currently don't delete stale 12675 * containers. 12676 */ 12677 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12678 ArrayList<String> pkgList = new ArrayList<String>(); 12679 Set<AsecInstallArgs> keys = processCids.keySet(); 12680 12681 for (AsecInstallArgs args : keys) { 12682 String codePath = processCids.get(args); 12683 if (DEBUG_SD_INSTALL) 12684 Log.i(TAG, "Loading container : " + args.cid); 12685 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12686 try { 12687 // Make sure there are no container errors first. 12688 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12689 Slog.e(TAG, "Failed to mount cid : " + args.cid 12690 + " when installing from sdcard"); 12691 continue; 12692 } 12693 // Check code path here. 12694 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12695 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12696 + " does not match one in settings " + codePath); 12697 continue; 12698 } 12699 // Parse package 12700 int parseFlags = mDefParseFlags; 12701 if (args.isExternal()) { 12702 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12703 } 12704 if (args.isFwdLocked()) { 12705 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12706 } 12707 12708 synchronized (mInstallLock) { 12709 PackageParser.Package pkg = null; 12710 try { 12711 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12712 } catch (PackageManagerException e) { 12713 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12714 } 12715 // Scan the package 12716 if (pkg != null) { 12717 /* 12718 * TODO why is the lock being held? doPostInstall is 12719 * called in other places without the lock. This needs 12720 * to be straightened out. 12721 */ 12722 // writer 12723 synchronized (mPackages) { 12724 retCode = PackageManager.INSTALL_SUCCEEDED; 12725 pkgList.add(pkg.packageName); 12726 // Post process args 12727 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12728 pkg.applicationInfo.uid); 12729 } 12730 } else { 12731 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12732 } 12733 } 12734 12735 } finally { 12736 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12737 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12738 } 12739 } 12740 } 12741 // writer 12742 synchronized (mPackages) { 12743 // If the platform SDK has changed since the last time we booted, 12744 // we need to re-grant app permission to catch any new ones that 12745 // appear. This is really a hack, and means that apps can in some 12746 // cases get permissions that the user didn't initially explicitly 12747 // allow... it would be nice to have some better way to handle 12748 // this situation. 12749 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12750 if (regrantPermissions) 12751 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12752 + mSdkVersion + "; regranting permissions for external storage"); 12753 mSettings.mExternalSdkPlatform = mSdkVersion; 12754 12755 // Make sure group IDs have been assigned, and any permission 12756 // changes in other apps are accounted for 12757 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12758 | (regrantPermissions 12759 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12760 : 0)); 12761 12762 mSettings.updateExternalDatabaseVersion(); 12763 12764 // can downgrade to reader 12765 // Persist settings 12766 mSettings.writeLPr(); 12767 } 12768 // Send a broadcast to let everyone know we are done processing 12769 if (pkgList.size() > 0) { 12770 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12771 } 12772 } 12773 12774 /* 12775 * Utility method to unload a list of specified containers 12776 */ 12777 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12778 // Just unmount all valid containers. 12779 for (AsecInstallArgs arg : cidArgs) { 12780 synchronized (mInstallLock) { 12781 arg.doPostDeleteLI(false); 12782 } 12783 } 12784 } 12785 12786 /* 12787 * Unload packages mounted on external media. This involves deleting package 12788 * data from internal structures, sending broadcasts about diabled packages, 12789 * gc'ing to free up references, unmounting all secure containers 12790 * corresponding to packages on external media, and posting a 12791 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12792 * that we always have to post this message if status has been requested no 12793 * matter what. 12794 */ 12795 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12796 final boolean reportStatus) { 12797 if (DEBUG_SD_INSTALL) 12798 Log.i(TAG, "unloading media packages"); 12799 ArrayList<String> pkgList = new ArrayList<String>(); 12800 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12801 final Set<AsecInstallArgs> keys = processCids.keySet(); 12802 for (AsecInstallArgs args : keys) { 12803 String pkgName = args.getPackageName(); 12804 if (DEBUG_SD_INSTALL) 12805 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12806 // Delete package internally 12807 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12808 synchronized (mInstallLock) { 12809 boolean res = deletePackageLI(pkgName, null, false, null, null, 12810 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12811 if (res) { 12812 pkgList.add(pkgName); 12813 } else { 12814 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12815 failedList.add(args); 12816 } 12817 } 12818 } 12819 12820 // reader 12821 synchronized (mPackages) { 12822 // We didn't update the settings after removing each package; 12823 // write them now for all packages. 12824 mSettings.writeLPr(); 12825 } 12826 12827 // We have to absolutely send UPDATED_MEDIA_STATUS only 12828 // after confirming that all the receivers processed the ordered 12829 // broadcast when packages get disabled, force a gc to clean things up. 12830 // and unload all the containers. 12831 if (pkgList.size() > 0) { 12832 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12833 new IIntentReceiver.Stub() { 12834 public void performReceive(Intent intent, int resultCode, String data, 12835 Bundle extras, boolean ordered, boolean sticky, 12836 int sendingUser) throws RemoteException { 12837 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12838 reportStatus ? 1 : 0, 1, keys); 12839 mHandler.sendMessage(msg); 12840 } 12841 }); 12842 } else { 12843 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12844 keys); 12845 mHandler.sendMessage(msg); 12846 } 12847 } 12848 12849 /** Binder call */ 12850 @Override 12851 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12852 final int flags) { 12853 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12854 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12855 int returnCode = PackageManager.MOVE_SUCCEEDED; 12856 int currInstallFlags = 0; 12857 int newInstallFlags = 0; 12858 12859 File codeFile = null; 12860 String installerPackageName = null; 12861 String packageAbiOverride = null; 12862 12863 // reader 12864 synchronized (mPackages) { 12865 final PackageParser.Package pkg = mPackages.get(packageName); 12866 final PackageSetting ps = mSettings.mPackages.get(packageName); 12867 if (pkg == null || ps == null) { 12868 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12869 } else { 12870 // Disable moving fwd locked apps and system packages 12871 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12872 Slog.w(TAG, "Cannot move system application"); 12873 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12874 } else if (pkg.mOperationPending) { 12875 Slog.w(TAG, "Attempt to move package which has pending operations"); 12876 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12877 } else { 12878 // Find install location first 12879 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12880 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12881 Slog.w(TAG, "Ambigous flags specified for move location."); 12882 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12883 } else { 12884 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12885 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12886 currInstallFlags = isExternal(pkg) 12887 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12888 12889 if (newInstallFlags == currInstallFlags) { 12890 Slog.w(TAG, "No move required. Trying to move to same location"); 12891 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12892 } else { 12893 if (isForwardLocked(pkg)) { 12894 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12895 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12896 } 12897 } 12898 } 12899 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12900 pkg.mOperationPending = true; 12901 } 12902 } 12903 12904 codeFile = new File(pkg.codePath); 12905 installerPackageName = ps.installerPackageName; 12906 packageAbiOverride = ps.cpuAbiOverrideString; 12907 } 12908 } 12909 12910 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12911 try { 12912 observer.packageMoved(packageName, returnCode); 12913 } catch (RemoteException ignored) { 12914 } 12915 return; 12916 } 12917 12918 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12919 @Override 12920 public void onUserActionRequired(Intent intent) throws RemoteException { 12921 throw new IllegalStateException(); 12922 } 12923 12924 @Override 12925 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12926 Bundle extras) throws RemoteException { 12927 Slog.d(TAG, "Install result for move: " 12928 + PackageManager.installStatusToString(returnCode, msg)); 12929 12930 // We usually have a new package now after the install, but if 12931 // we failed we need to clear the pending flag on the original 12932 // package object. 12933 synchronized (mPackages) { 12934 final PackageParser.Package pkg = mPackages.get(packageName); 12935 if (pkg != null) { 12936 pkg.mOperationPending = false; 12937 } 12938 } 12939 12940 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12941 switch (status) { 12942 case PackageInstaller.STATUS_SUCCESS: 12943 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12944 break; 12945 case PackageInstaller.STATUS_FAILURE_STORAGE: 12946 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12947 break; 12948 default: 12949 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12950 break; 12951 } 12952 } 12953 }; 12954 12955 // Treat a move like reinstalling an existing app, which ensures that we 12956 // process everythign uniformly, like unpacking native libraries. 12957 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12958 12959 final Message msg = mHandler.obtainMessage(INIT_COPY); 12960 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12961 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12962 installerPackageName, null, user, packageAbiOverride); 12963 mHandler.sendMessage(msg); 12964 } 12965 12966 @Override 12967 public boolean setInstallLocation(int loc) { 12968 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12969 null); 12970 if (getInstallLocation() == loc) { 12971 return true; 12972 } 12973 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12974 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12975 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12976 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12977 return true; 12978 } 12979 return false; 12980 } 12981 12982 @Override 12983 public int getInstallLocation() { 12984 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12985 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12986 PackageHelper.APP_INSTALL_AUTO); 12987 } 12988 12989 /** Called by UserManagerService */ 12990 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12991 mDirtyUsers.remove(userHandle); 12992 mSettings.removeUserLPw(userHandle); 12993 mPendingBroadcasts.remove(userHandle); 12994 if (mInstaller != null) { 12995 // Technically, we shouldn't be doing this with the package lock 12996 // held. However, this is very rare, and there is already so much 12997 // other disk I/O going on, that we'll let it slide for now. 12998 mInstaller.removeUserDataDirs(userHandle); 12999 } 13000 mUserNeedsBadging.delete(userHandle); 13001 removeUnusedPackagesLILPw(userManager, userHandle); 13002 } 13003 13004 /** 13005 * We're removing userHandle and would like to remove any downloaded packages 13006 * that are no longer in use by any other user. 13007 * @param userHandle the user being removed 13008 */ 13009 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 13010 final boolean DEBUG_CLEAN_APKS = false; 13011 int [] users = userManager.getUserIdsLPr(); 13012 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 13013 while (psit.hasNext()) { 13014 PackageSetting ps = psit.next(); 13015 if (ps.pkg == null) { 13016 continue; 13017 } 13018 final String packageName = ps.pkg.packageName; 13019 // Skip over if system app 13020 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 13021 continue; 13022 } 13023 if (DEBUG_CLEAN_APKS) { 13024 Slog.i(TAG, "Checking package " + packageName); 13025 } 13026 boolean keep = false; 13027 for (int i = 0; i < users.length; i++) { 13028 if (users[i] != userHandle && ps.getInstalled(users[i])) { 13029 keep = true; 13030 if (DEBUG_CLEAN_APKS) { 13031 Slog.i(TAG, " Keeping package " + packageName + " for user " 13032 + users[i]); 13033 } 13034 break; 13035 } 13036 } 13037 if (!keep) { 13038 if (DEBUG_CLEAN_APKS) { 13039 Slog.i(TAG, " Removing package " + packageName); 13040 } 13041 mHandler.post(new Runnable() { 13042 public void run() { 13043 deletePackageX(packageName, userHandle, 0); 13044 } //end run 13045 }); 13046 } 13047 } 13048 } 13049 13050 /** Called by UserManagerService */ 13051 void createNewUserLILPw(int userHandle, File path) { 13052 if (mInstaller != null) { 13053 mInstaller.createUserConfig(userHandle); 13054 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13055 } 13056 } 13057 13058 @Override 13059 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13060 mContext.enforceCallingOrSelfPermission( 13061 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13062 "Only package verification agents can read the verifier device identity"); 13063 13064 synchronized (mPackages) { 13065 return mSettings.getVerifierDeviceIdentityLPw(); 13066 } 13067 } 13068 13069 @Override 13070 public void setPermissionEnforced(String permission, boolean enforced) { 13071 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13072 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13073 synchronized (mPackages) { 13074 if (mSettings.mReadExternalStorageEnforced == null 13075 || mSettings.mReadExternalStorageEnforced != enforced) { 13076 mSettings.mReadExternalStorageEnforced = enforced; 13077 mSettings.writeLPr(); 13078 } 13079 } 13080 // kill any non-foreground processes so we restart them and 13081 // grant/revoke the GID. 13082 final IActivityManager am = ActivityManagerNative.getDefault(); 13083 if (am != null) { 13084 final long token = Binder.clearCallingIdentity(); 13085 try { 13086 am.killProcessesBelowForeground("setPermissionEnforcement"); 13087 } catch (RemoteException e) { 13088 } finally { 13089 Binder.restoreCallingIdentity(token); 13090 } 13091 } 13092 } else { 13093 throw new IllegalArgumentException("No selective enforcement for " + permission); 13094 } 13095 } 13096 13097 @Override 13098 @Deprecated 13099 public boolean isPermissionEnforced(String permission) { 13100 return true; 13101 } 13102 13103 @Override 13104 public boolean isStorageLow() { 13105 final long token = Binder.clearCallingIdentity(); 13106 try { 13107 final DeviceStorageMonitorInternal 13108 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13109 if (dsm != null) { 13110 return dsm.isMemoryLow(); 13111 } else { 13112 return false; 13113 } 13114 } finally { 13115 Binder.restoreCallingIdentity(token); 13116 } 13117 } 13118 13119 @Override 13120 public IPackageInstaller getPackageInstaller() { 13121 return mInstallerService; 13122 } 13123 13124 private boolean userNeedsBadging(int userId) { 13125 int index = mUserNeedsBadging.indexOfKey(userId); 13126 if (index < 0) { 13127 final UserInfo userInfo; 13128 final long token = Binder.clearCallingIdentity(); 13129 try { 13130 userInfo = sUserManager.getUserInfo(userId); 13131 } finally { 13132 Binder.restoreCallingIdentity(token); 13133 } 13134 final boolean b; 13135 if (userInfo != null && userInfo.isManagedProfile()) { 13136 b = true; 13137 } else { 13138 b = false; 13139 } 13140 mUserNeedsBadging.put(userId, b); 13141 return b; 13142 } 13143 return mUserNeedsBadging.valueAt(index); 13144 } 13145 13146 @Override 13147 public KeySet getKeySetByAlias(String packageName, String alias) { 13148 if (packageName == null || alias == null) { 13149 return null; 13150 } 13151 synchronized(mPackages) { 13152 final PackageParser.Package pkg = mPackages.get(packageName); 13153 if (pkg == null) { 13154 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13155 throw new IllegalArgumentException("Unknown package: " + packageName); 13156 } 13157 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13158 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13159 } 13160 } 13161 13162 @Override 13163 public KeySet getSigningKeySet(String packageName) { 13164 if (packageName == null) { 13165 return null; 13166 } 13167 synchronized(mPackages) { 13168 final PackageParser.Package pkg = mPackages.get(packageName); 13169 if (pkg == null) { 13170 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13171 throw new IllegalArgumentException("Unknown package: " + packageName); 13172 } 13173 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13174 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13175 throw new SecurityException("May not access signing KeySet of other apps."); 13176 } 13177 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13178 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13179 } 13180 } 13181 13182 @Override 13183 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13184 if (packageName == null || ks == null) { 13185 return false; 13186 } 13187 synchronized(mPackages) { 13188 final PackageParser.Package pkg = mPackages.get(packageName); 13189 if (pkg == null) { 13190 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13191 throw new IllegalArgumentException("Unknown package: " + packageName); 13192 } 13193 IBinder ksh = ks.getToken(); 13194 if (ksh instanceof KeySetHandle) { 13195 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13196 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13197 } 13198 return false; 13199 } 13200 } 13201 13202 @Override 13203 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13204 if (packageName == null || ks == null) { 13205 return false; 13206 } 13207 synchronized(mPackages) { 13208 final PackageParser.Package pkg = mPackages.get(packageName); 13209 if (pkg == null) { 13210 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13211 throw new IllegalArgumentException("Unknown package: " + packageName); 13212 } 13213 IBinder ksh = ks.getToken(); 13214 if (ksh instanceof KeySetHandle) { 13215 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13216 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13217 } 13218 return false; 13219 } 13220 } 13221} 13222