PackageManagerService.java revision c788487ae5b28bb6f84410fcdb101f0bdfcd467e
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 if (pkgName == null) { 3244 ResolveInfo resolveInfo = null; 3245 3246 // Check if the intent needs to be forwarded to another user for this package 3247 ArrayList<ResolveInfo> crossProfileResult = 3248 queryIntentActivitiesCrossProfilePackage( 3249 intent, resolvedType, flags, userId); 3250 if (!crossProfileResult.isEmpty()) { 3251 // Skip the current profile 3252 return crossProfileResult; 3253 } 3254 List<CrossProfileIntentFilter> matchingFilters = 3255 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3256 // Check for results that need to skip the current profile. 3257 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3258 resolvedType, flags, userId); 3259 if (resolveInfo != null) { 3260 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3261 result.add(resolveInfo); 3262 return result; 3263 } 3264 // Check for cross profile results. 3265 resolveInfo = queryCrossProfileIntents( 3266 matchingFilters, intent, resolvedType, flags, userId); 3267 3268 // Check for results in the current profile. 3269 List<ResolveInfo> result = mActivities.queryIntent( 3270 intent, resolvedType, flags, userId); 3271 if (resolveInfo != null) { 3272 result.add(resolveInfo); 3273 Collections.sort(result, mResolvePrioritySorter); 3274 } 3275 return result; 3276 } 3277 final PackageParser.Package pkg = mPackages.get(pkgName); 3278 if (pkg != null) { 3279 ArrayList<ResolveInfo> crossProfileResult = 3280 queryIntentActivitiesCrossProfilePackage( 3281 intent, resolvedType, flags, userId, pkg, pkgName); 3282 if (!crossProfileResult.isEmpty()) { 3283 // Skip the current profile 3284 return crossProfileResult; 3285 } 3286 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3287 pkg.activities, userId); 3288 } 3289 return new ArrayList<ResolveInfo>(); 3290 } 3291 } 3292 3293 private ResolveInfo querySkipCurrentProfileIntents( 3294 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3295 int flags, int sourceUserId) { 3296 if (matchingFilters != null) { 3297 int size = matchingFilters.size(); 3298 for (int i = 0; i < size; i ++) { 3299 CrossProfileIntentFilter filter = matchingFilters.get(i); 3300 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3301 // Checking if there are activities in the target user that can handle the 3302 // intent. 3303 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3304 flags, sourceUserId); 3305 if (resolveInfo != null) { 3306 return resolveInfo; 3307 } 3308 } 3309 } 3310 } 3311 return null; 3312 } 3313 3314 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3315 Intent intent, String resolvedType, int flags, int userId) { 3316 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3317 SparseArray<ArrayList<String>> sourceForwardingInfo = 3318 mSettings.mCrossProfilePackageInfo.get(userId); 3319 if (sourceForwardingInfo != null) { 3320 int NI = sourceForwardingInfo.size(); 3321 for (int i = 0; i < NI; i++) { 3322 int targetUserId = sourceForwardingInfo.keyAt(i); 3323 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3324 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3325 intent, resolvedType, flags, targetUserId); 3326 int NJ = resolveInfos.size(); 3327 for (int j = 0; j < NJ; j++) { 3328 ResolveInfo resolveInfo = resolveInfos.get(j); 3329 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3330 matchingResolveInfos.add(createForwardingResolveInfo( 3331 resolveInfo.filter, userId, targetUserId)); 3332 } 3333 } 3334 } 3335 } 3336 return matchingResolveInfos; 3337 } 3338 3339 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3340 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3341 String packageName) { 3342 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3343 SparseArray<ArrayList<String>> sourceForwardingInfo = 3344 mSettings.mCrossProfilePackageInfo.get(userId); 3345 if (sourceForwardingInfo != null) { 3346 int NI = sourceForwardingInfo.size(); 3347 for (int i = 0; i < NI; i++) { 3348 int targetUserId = sourceForwardingInfo.keyAt(i); 3349 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3350 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3351 intent, resolvedType, flags, pkg.activities, targetUserId); 3352 int NJ = resolveInfos.size(); 3353 for (int j = 0; j < NJ; j++) { 3354 ResolveInfo resolveInfo = resolveInfos.get(j); 3355 matchingResolveInfos.add(createForwardingResolveInfo( 3356 resolveInfo.filter, userId, targetUserId)); 3357 } 3358 } 3359 } 3360 } 3361 return matchingResolveInfos; 3362 } 3363 3364 // Return matching ResolveInfo if any for skip current profile intent filters. 3365 private ResolveInfo queryCrossProfileIntents( 3366 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3367 int flags, int sourceUserId) { 3368 if (matchingFilters != null) { 3369 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3370 // match the same intent. For performance reasons, it is better not to 3371 // run queryIntent twice for the same userId 3372 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3373 int size = matchingFilters.size(); 3374 for (int i = 0; i < size; i++) { 3375 CrossProfileIntentFilter filter = matchingFilters.get(i); 3376 int targetUserId = filter.getTargetUserId(); 3377 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3378 && !alreadyTriedUserIds.get(targetUserId)) { 3379 // Checking if there are activities in the target user that can handle the 3380 // intent. 3381 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3382 flags, sourceUserId); 3383 if (resolveInfo != null) return resolveInfo; 3384 alreadyTriedUserIds.put(targetUserId, true); 3385 } 3386 } 3387 } 3388 return null; 3389 } 3390 3391 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3392 String resolvedType, int flags, int sourceUserId) { 3393 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3394 resolvedType, flags, filter.getTargetUserId()); 3395 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3396 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3397 } 3398 return null; 3399 } 3400 3401 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3402 int sourceUserId, int targetUserId) { 3403 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3404 String className; 3405 if (targetUserId == UserHandle.USER_OWNER) { 3406 className = FORWARD_INTENT_TO_USER_OWNER; 3407 } else { 3408 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3409 } 3410 ComponentName forwardingActivityComponentName = new ComponentName( 3411 mAndroidApplication.packageName, className); 3412 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3413 sourceUserId); 3414 if (targetUserId == UserHandle.USER_OWNER) { 3415 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3416 forwardingResolveInfo.noResourceId = true; 3417 } 3418 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3419 forwardingResolveInfo.priority = 0; 3420 forwardingResolveInfo.preferredOrder = 0; 3421 forwardingResolveInfo.match = 0; 3422 forwardingResolveInfo.isDefault = true; 3423 forwardingResolveInfo.filter = filter; 3424 forwardingResolveInfo.targetUserId = targetUserId; 3425 return forwardingResolveInfo; 3426 } 3427 3428 @Override 3429 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3430 Intent[] specifics, String[] specificTypes, Intent intent, 3431 String resolvedType, int flags, int userId) { 3432 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3433 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3434 "query intent activity options"); 3435 final String resultsAction = intent.getAction(); 3436 3437 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3438 | PackageManager.GET_RESOLVED_FILTER, userId); 3439 3440 if (DEBUG_INTENT_MATCHING) { 3441 Log.v(TAG, "Query " + intent + ": " + results); 3442 } 3443 3444 int specificsPos = 0; 3445 int N; 3446 3447 // todo: note that the algorithm used here is O(N^2). This 3448 // isn't a problem in our current environment, but if we start running 3449 // into situations where we have more than 5 or 10 matches then this 3450 // should probably be changed to something smarter... 3451 3452 // First we go through and resolve each of the specific items 3453 // that were supplied, taking care of removing any corresponding 3454 // duplicate items in the generic resolve list. 3455 if (specifics != null) { 3456 for (int i=0; i<specifics.length; i++) { 3457 final Intent sintent = specifics[i]; 3458 if (sintent == null) { 3459 continue; 3460 } 3461 3462 if (DEBUG_INTENT_MATCHING) { 3463 Log.v(TAG, "Specific #" + i + ": " + sintent); 3464 } 3465 3466 String action = sintent.getAction(); 3467 if (resultsAction != null && resultsAction.equals(action)) { 3468 // If this action was explicitly requested, then don't 3469 // remove things that have it. 3470 action = null; 3471 } 3472 3473 ResolveInfo ri = null; 3474 ActivityInfo ai = null; 3475 3476 ComponentName comp = sintent.getComponent(); 3477 if (comp == null) { 3478 ri = resolveIntent( 3479 sintent, 3480 specificTypes != null ? specificTypes[i] : null, 3481 flags, userId); 3482 if (ri == null) { 3483 continue; 3484 } 3485 if (ri == mResolveInfo) { 3486 // ACK! Must do something better with this. 3487 } 3488 ai = ri.activityInfo; 3489 comp = new ComponentName(ai.applicationInfo.packageName, 3490 ai.name); 3491 } else { 3492 ai = getActivityInfo(comp, flags, userId); 3493 if (ai == null) { 3494 continue; 3495 } 3496 } 3497 3498 // Look for any generic query activities that are duplicates 3499 // of this specific one, and remove them from the results. 3500 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3501 N = results.size(); 3502 int j; 3503 for (j=specificsPos; j<N; j++) { 3504 ResolveInfo sri = results.get(j); 3505 if ((sri.activityInfo.name.equals(comp.getClassName()) 3506 && sri.activityInfo.applicationInfo.packageName.equals( 3507 comp.getPackageName())) 3508 || (action != null && sri.filter.matchAction(action))) { 3509 results.remove(j); 3510 if (DEBUG_INTENT_MATCHING) Log.v( 3511 TAG, "Removing duplicate item from " + j 3512 + " due to specific " + specificsPos); 3513 if (ri == null) { 3514 ri = sri; 3515 } 3516 j--; 3517 N--; 3518 } 3519 } 3520 3521 // Add this specific item to its proper place. 3522 if (ri == null) { 3523 ri = new ResolveInfo(); 3524 ri.activityInfo = ai; 3525 } 3526 results.add(specificsPos, ri); 3527 ri.specificIndex = i; 3528 specificsPos++; 3529 } 3530 } 3531 3532 // Now we go through the remaining generic results and remove any 3533 // duplicate actions that are found here. 3534 N = results.size(); 3535 for (int i=specificsPos; i<N-1; i++) { 3536 final ResolveInfo rii = results.get(i); 3537 if (rii.filter == null) { 3538 continue; 3539 } 3540 3541 // Iterate over all of the actions of this result's intent 3542 // filter... typically this should be just one. 3543 final Iterator<String> it = rii.filter.actionsIterator(); 3544 if (it == null) { 3545 continue; 3546 } 3547 while (it.hasNext()) { 3548 final String action = it.next(); 3549 if (resultsAction != null && resultsAction.equals(action)) { 3550 // If this action was explicitly requested, then don't 3551 // remove things that have it. 3552 continue; 3553 } 3554 for (int j=i+1; j<N; j++) { 3555 final ResolveInfo rij = results.get(j); 3556 if (rij.filter != null && rij.filter.hasAction(action)) { 3557 results.remove(j); 3558 if (DEBUG_INTENT_MATCHING) Log.v( 3559 TAG, "Removing duplicate item from " + j 3560 + " due to action " + action + " at " + i); 3561 j--; 3562 N--; 3563 } 3564 } 3565 } 3566 3567 // If the caller didn't request filter information, drop it now 3568 // so we don't have to marshall/unmarshall it. 3569 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3570 rii.filter = null; 3571 } 3572 } 3573 3574 // Filter out the caller activity if so requested. 3575 if (caller != null) { 3576 N = results.size(); 3577 for (int i=0; i<N; i++) { 3578 ActivityInfo ainfo = results.get(i).activityInfo; 3579 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3580 && caller.getClassName().equals(ainfo.name)) { 3581 results.remove(i); 3582 break; 3583 } 3584 } 3585 } 3586 3587 // If the caller didn't request filter information, 3588 // drop them now so we don't have to 3589 // marshall/unmarshall it. 3590 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3591 N = results.size(); 3592 for (int i=0; i<N; i++) { 3593 results.get(i).filter = null; 3594 } 3595 } 3596 3597 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3598 return results; 3599 } 3600 3601 @Override 3602 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3603 int userId) { 3604 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3605 ComponentName comp = intent.getComponent(); 3606 if (comp == null) { 3607 if (intent.getSelector() != null) { 3608 intent = intent.getSelector(); 3609 comp = intent.getComponent(); 3610 } 3611 } 3612 if (comp != null) { 3613 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3614 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3615 if (ai != null) { 3616 ResolveInfo ri = new ResolveInfo(); 3617 ri.activityInfo = ai; 3618 list.add(ri); 3619 } 3620 return list; 3621 } 3622 3623 // reader 3624 synchronized (mPackages) { 3625 String pkgName = intent.getPackage(); 3626 if (pkgName == null) { 3627 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3628 } 3629 final PackageParser.Package pkg = mPackages.get(pkgName); 3630 if (pkg != null) { 3631 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3632 userId); 3633 } 3634 return null; 3635 } 3636 } 3637 3638 @Override 3639 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3640 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3641 if (!sUserManager.exists(userId)) return null; 3642 if (query != null) { 3643 if (query.size() >= 1) { 3644 // If there is more than one service with the same priority, 3645 // just arbitrarily pick the first one. 3646 return query.get(0); 3647 } 3648 } 3649 return null; 3650 } 3651 3652 @Override 3653 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3654 int userId) { 3655 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3656 ComponentName comp = intent.getComponent(); 3657 if (comp == null) { 3658 if (intent.getSelector() != null) { 3659 intent = intent.getSelector(); 3660 comp = intent.getComponent(); 3661 } 3662 } 3663 if (comp != null) { 3664 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3665 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3666 if (si != null) { 3667 final ResolveInfo ri = new ResolveInfo(); 3668 ri.serviceInfo = si; 3669 list.add(ri); 3670 } 3671 return list; 3672 } 3673 3674 // reader 3675 synchronized (mPackages) { 3676 String pkgName = intent.getPackage(); 3677 if (pkgName == null) { 3678 return mServices.queryIntent(intent, resolvedType, flags, userId); 3679 } 3680 final PackageParser.Package pkg = mPackages.get(pkgName); 3681 if (pkg != null) { 3682 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3683 userId); 3684 } 3685 return null; 3686 } 3687 } 3688 3689 @Override 3690 public List<ResolveInfo> queryIntentContentProviders( 3691 Intent intent, String resolvedType, int flags, int userId) { 3692 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3693 ComponentName comp = intent.getComponent(); 3694 if (comp == null) { 3695 if (intent.getSelector() != null) { 3696 intent = intent.getSelector(); 3697 comp = intent.getComponent(); 3698 } 3699 } 3700 if (comp != null) { 3701 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3702 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3703 if (pi != null) { 3704 final ResolveInfo ri = new ResolveInfo(); 3705 ri.providerInfo = pi; 3706 list.add(ri); 3707 } 3708 return list; 3709 } 3710 3711 // reader 3712 synchronized (mPackages) { 3713 String pkgName = intent.getPackage(); 3714 if (pkgName == null) { 3715 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3716 } 3717 final PackageParser.Package pkg = mPackages.get(pkgName); 3718 if (pkg != null) { 3719 return mProviders.queryIntentForPackage( 3720 intent, resolvedType, flags, pkg.providers, userId); 3721 } 3722 return null; 3723 } 3724 } 3725 3726 @Override 3727 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3728 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3729 3730 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3731 3732 // writer 3733 synchronized (mPackages) { 3734 ArrayList<PackageInfo> list; 3735 if (listUninstalled) { 3736 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3737 for (PackageSetting ps : mSettings.mPackages.values()) { 3738 PackageInfo pi; 3739 if (ps.pkg != null) { 3740 pi = generatePackageInfo(ps.pkg, flags, userId); 3741 } else { 3742 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3743 } 3744 if (pi != null) { 3745 list.add(pi); 3746 } 3747 } 3748 } else { 3749 list = new ArrayList<PackageInfo>(mPackages.size()); 3750 for (PackageParser.Package p : mPackages.values()) { 3751 PackageInfo pi = generatePackageInfo(p, flags, userId); 3752 if (pi != null) { 3753 list.add(pi); 3754 } 3755 } 3756 } 3757 3758 return new ParceledListSlice<PackageInfo>(list); 3759 } 3760 } 3761 3762 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3763 String[] permissions, boolean[] tmp, int flags, int userId) { 3764 int numMatch = 0; 3765 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3766 for (int i=0; i<permissions.length; i++) { 3767 if (gp.grantedPermissions.contains(permissions[i])) { 3768 tmp[i] = true; 3769 numMatch++; 3770 } else { 3771 tmp[i] = false; 3772 } 3773 } 3774 if (numMatch == 0) { 3775 return; 3776 } 3777 PackageInfo pi; 3778 if (ps.pkg != null) { 3779 pi = generatePackageInfo(ps.pkg, flags, userId); 3780 } else { 3781 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3782 } 3783 // The above might return null in cases of uninstalled apps or install-state 3784 // skew across users/profiles. 3785 if (pi != null) { 3786 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3787 if (numMatch == permissions.length) { 3788 pi.requestedPermissions = permissions; 3789 } else { 3790 pi.requestedPermissions = new String[numMatch]; 3791 numMatch = 0; 3792 for (int i=0; i<permissions.length; i++) { 3793 if (tmp[i]) { 3794 pi.requestedPermissions[numMatch] = permissions[i]; 3795 numMatch++; 3796 } 3797 } 3798 } 3799 } 3800 list.add(pi); 3801 } 3802 } 3803 3804 @Override 3805 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3806 String[] permissions, int flags, int userId) { 3807 if (!sUserManager.exists(userId)) return null; 3808 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3809 3810 // writer 3811 synchronized (mPackages) { 3812 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3813 boolean[] tmpBools = new boolean[permissions.length]; 3814 if (listUninstalled) { 3815 for (PackageSetting ps : mSettings.mPackages.values()) { 3816 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3817 } 3818 } else { 3819 for (PackageParser.Package pkg : mPackages.values()) { 3820 PackageSetting ps = (PackageSetting)pkg.mExtras; 3821 if (ps != null) { 3822 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3823 userId); 3824 } 3825 } 3826 } 3827 3828 return new ParceledListSlice<PackageInfo>(list); 3829 } 3830 } 3831 3832 @Override 3833 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3834 if (!sUserManager.exists(userId)) return null; 3835 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3836 3837 // writer 3838 synchronized (mPackages) { 3839 ArrayList<ApplicationInfo> list; 3840 if (listUninstalled) { 3841 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3842 for (PackageSetting ps : mSettings.mPackages.values()) { 3843 ApplicationInfo ai; 3844 if (ps.pkg != null) { 3845 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3846 ps.readUserState(userId), userId); 3847 } else { 3848 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3849 } 3850 if (ai != null) { 3851 list.add(ai); 3852 } 3853 } 3854 } else { 3855 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3856 for (PackageParser.Package p : mPackages.values()) { 3857 if (p.mExtras != null) { 3858 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3859 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3860 if (ai != null) { 3861 list.add(ai); 3862 } 3863 } 3864 } 3865 } 3866 3867 return new ParceledListSlice<ApplicationInfo>(list); 3868 } 3869 } 3870 3871 public List<ApplicationInfo> getPersistentApplications(int flags) { 3872 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3873 3874 // reader 3875 synchronized (mPackages) { 3876 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3877 final int userId = UserHandle.getCallingUserId(); 3878 while (i.hasNext()) { 3879 final PackageParser.Package p = i.next(); 3880 if (p.applicationInfo != null 3881 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3882 && (!mSafeMode || isSystemApp(p))) { 3883 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3884 if (ps != null) { 3885 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3886 ps.readUserState(userId), userId); 3887 if (ai != null) { 3888 finalList.add(ai); 3889 } 3890 } 3891 } 3892 } 3893 } 3894 3895 return finalList; 3896 } 3897 3898 @Override 3899 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3900 if (!sUserManager.exists(userId)) return null; 3901 // reader 3902 synchronized (mPackages) { 3903 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3904 PackageSetting ps = provider != null 3905 ? mSettings.mPackages.get(provider.owner.packageName) 3906 : null; 3907 return ps != null 3908 && mSettings.isEnabledLPr(provider.info, flags, userId) 3909 && (!mSafeMode || (provider.info.applicationInfo.flags 3910 &ApplicationInfo.FLAG_SYSTEM) != 0) 3911 ? PackageParser.generateProviderInfo(provider, flags, 3912 ps.readUserState(userId), userId) 3913 : null; 3914 } 3915 } 3916 3917 /** 3918 * @deprecated 3919 */ 3920 @Deprecated 3921 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3922 // reader 3923 synchronized (mPackages) { 3924 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3925 .entrySet().iterator(); 3926 final int userId = UserHandle.getCallingUserId(); 3927 while (i.hasNext()) { 3928 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3929 PackageParser.Provider p = entry.getValue(); 3930 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3931 3932 if (ps != null && p.syncable 3933 && (!mSafeMode || (p.info.applicationInfo.flags 3934 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3935 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3936 ps.readUserState(userId), userId); 3937 if (info != null) { 3938 outNames.add(entry.getKey()); 3939 outInfo.add(info); 3940 } 3941 } 3942 } 3943 } 3944 } 3945 3946 @Override 3947 public List<ProviderInfo> queryContentProviders(String processName, 3948 int uid, int flags) { 3949 ArrayList<ProviderInfo> finalList = null; 3950 // reader 3951 synchronized (mPackages) { 3952 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3953 final int userId = processName != null ? 3954 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3955 while (i.hasNext()) { 3956 final PackageParser.Provider p = i.next(); 3957 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3958 if (ps != null && p.info.authority != null 3959 && (processName == null 3960 || (p.info.processName.equals(processName) 3961 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3962 && mSettings.isEnabledLPr(p.info, flags, userId) 3963 && (!mSafeMode 3964 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3965 if (finalList == null) { 3966 finalList = new ArrayList<ProviderInfo>(3); 3967 } 3968 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3969 ps.readUserState(userId), userId); 3970 if (info != null) { 3971 finalList.add(info); 3972 } 3973 } 3974 } 3975 } 3976 3977 if (finalList != null) { 3978 Collections.sort(finalList, mProviderInitOrderSorter); 3979 } 3980 3981 return finalList; 3982 } 3983 3984 @Override 3985 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3986 int flags) { 3987 // reader 3988 synchronized (mPackages) { 3989 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3990 return PackageParser.generateInstrumentationInfo(i, flags); 3991 } 3992 } 3993 3994 @Override 3995 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3996 int flags) { 3997 ArrayList<InstrumentationInfo> finalList = 3998 new ArrayList<InstrumentationInfo>(); 3999 4000 // reader 4001 synchronized (mPackages) { 4002 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4003 while (i.hasNext()) { 4004 final PackageParser.Instrumentation p = i.next(); 4005 if (targetPackage == null 4006 || targetPackage.equals(p.info.targetPackage)) { 4007 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4008 flags); 4009 if (ii != null) { 4010 finalList.add(ii); 4011 } 4012 } 4013 } 4014 } 4015 4016 return finalList; 4017 } 4018 4019 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4020 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4021 if (overlays == null) { 4022 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4023 return; 4024 } 4025 for (PackageParser.Package opkg : overlays.values()) { 4026 // Not much to do if idmap fails: we already logged the error 4027 // and we certainly don't want to abort installation of pkg simply 4028 // because an overlay didn't fit properly. For these reasons, 4029 // ignore the return value of createIdmapForPackagePairLI. 4030 createIdmapForPackagePairLI(pkg, opkg); 4031 } 4032 } 4033 4034 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4035 PackageParser.Package opkg) { 4036 if (!opkg.mTrustedOverlay) { 4037 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4038 opkg.baseCodePath + ": overlay not trusted"); 4039 return false; 4040 } 4041 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4042 if (overlaySet == null) { 4043 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4044 opkg.baseCodePath + " but target package has no known overlays"); 4045 return false; 4046 } 4047 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4048 // TODO: generate idmap for split APKs 4049 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4050 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4051 + opkg.baseCodePath); 4052 return false; 4053 } 4054 PackageParser.Package[] overlayArray = 4055 overlaySet.values().toArray(new PackageParser.Package[0]); 4056 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4057 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4058 return p1.mOverlayPriority - p2.mOverlayPriority; 4059 } 4060 }; 4061 Arrays.sort(overlayArray, cmp); 4062 4063 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4064 int i = 0; 4065 for (PackageParser.Package p : overlayArray) { 4066 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4067 } 4068 return true; 4069 } 4070 4071 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4072 final File[] files = dir.listFiles(); 4073 if (ArrayUtils.isEmpty(files)) { 4074 Log.d(TAG, "No files in app dir " + dir); 4075 return; 4076 } 4077 4078 if (DEBUG_PACKAGE_SCANNING) { 4079 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4080 + " flags=0x" + Integer.toHexString(parseFlags)); 4081 } 4082 4083 for (File file : files) { 4084 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4085 && !PackageInstallerService.isStageName(file.getName()); 4086 if (!isPackage) { 4087 // Ignore entries which are not packages 4088 continue; 4089 } 4090 try { 4091 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4092 scanFlags, currentTime, null); 4093 } catch (PackageManagerException e) { 4094 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4095 4096 // Delete invalid userdata apps 4097 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4098 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4099 Slog.w(TAG, "Deleting invalid package at " + file); 4100 if (file.isDirectory()) { 4101 FileUtils.deleteContents(file); 4102 } 4103 file.delete(); 4104 } 4105 } 4106 } 4107 } 4108 4109 private static File getSettingsProblemFile() { 4110 File dataDir = Environment.getDataDirectory(); 4111 File systemDir = new File(dataDir, "system"); 4112 File fname = new File(systemDir, "uiderrors.txt"); 4113 return fname; 4114 } 4115 4116 static void reportSettingsProblem(int priority, String msg) { 4117 try { 4118 File fname = getSettingsProblemFile(); 4119 FileOutputStream out = new FileOutputStream(fname, true); 4120 PrintWriter pw = new FastPrintWriter(out); 4121 SimpleDateFormat formatter = new SimpleDateFormat(); 4122 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4123 pw.println(dateString + ": " + msg); 4124 pw.close(); 4125 FileUtils.setPermissions( 4126 fname.toString(), 4127 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4128 -1, -1); 4129 } catch (java.io.IOException e) { 4130 } 4131 Slog.println(priority, TAG, msg); 4132 } 4133 4134 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4135 PackageParser.Package pkg, File srcFile, int parseFlags) 4136 throws PackageManagerException { 4137 if (ps != null 4138 && ps.codePath.equals(srcFile) 4139 && ps.timeStamp == srcFile.lastModified() 4140 && !isCompatSignatureUpdateNeeded(pkg)) { 4141 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4142 if (ps.signatures.mSignatures != null 4143 && ps.signatures.mSignatures.length != 0 4144 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4145 // Optimization: reuse the existing cached certificates 4146 // if the package appears to be unchanged. 4147 pkg.mSignatures = ps.signatures.mSignatures; 4148 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4149 synchronized (mPackages) { 4150 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4151 } 4152 return; 4153 } 4154 4155 Slog.w(TAG, "PackageSetting for " + ps.name 4156 + " is missing signatures. Collecting certs again to recover them."); 4157 } else { 4158 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4159 } 4160 4161 try { 4162 pp.collectCertificates(pkg, parseFlags); 4163 pp.collectManifestDigest(pkg); 4164 } catch (PackageParserException e) { 4165 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4166 + pkg.packageName + ": " + e.getMessage()); 4167 } 4168 } 4169 4170 /* 4171 * Scan a package and return the newly parsed package. 4172 * Returns null in case of errors and the error code is stored in mLastScanError 4173 */ 4174 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4175 long currentTime, UserHandle user) throws PackageManagerException { 4176 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4177 parseFlags |= mDefParseFlags; 4178 PackageParser pp = new PackageParser(); 4179 pp.setSeparateProcesses(mSeparateProcesses); 4180 pp.setOnlyCoreApps(mOnlyCore); 4181 pp.setDisplayMetrics(mMetrics); 4182 4183 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4184 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4185 } 4186 4187 final PackageParser.Package pkg; 4188 try { 4189 pkg = pp.parsePackage(scanFile, parseFlags); 4190 } catch (PackageParserException e) { 4191 throw new PackageManagerException(e.error, 4192 "Failed to scan " + scanFile + ": " + e.getMessage()); 4193 } 4194 4195 PackageSetting ps = null; 4196 PackageSetting updatedPkg; 4197 // reader 4198 synchronized (mPackages) { 4199 // Look to see if we already know about this package. 4200 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4201 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4202 // This package has been renamed to its original name. Let's 4203 // use that. 4204 ps = mSettings.peekPackageLPr(oldName); 4205 } 4206 // If there was no original package, see one for the real package name. 4207 if (ps == null) { 4208 ps = mSettings.peekPackageLPr(pkg.packageName); 4209 } 4210 // Check to see if this package could be hiding/updating a system 4211 // package. Must look for it either under the original or real 4212 // package name depending on our state. 4213 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4214 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4215 } 4216 boolean updatedPkgBetter = false; 4217 // First check if this is a system package that may involve an update 4218 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4219 if (ps != null && !ps.codePath.equals(scanFile)) { 4220 // The path has changed from what was last scanned... check the 4221 // version of the new path against what we have stored to determine 4222 // what to do. 4223 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4224 if (pkg.mVersionCode < ps.versionCode) { 4225 // The system package has been updated and the code path does not match 4226 // Ignore entry. Skip it. 4227 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4228 + " ignored: updated version " + ps.versionCode 4229 + " better than this " + pkg.mVersionCode); 4230 if (!updatedPkg.codePath.equals(scanFile)) { 4231 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4232 + ps.name + " changing from " + updatedPkg.codePathString 4233 + " to " + scanFile); 4234 updatedPkg.codePath = scanFile; 4235 updatedPkg.codePathString = scanFile.toString(); 4236 // This is the point at which we know that the system-disk APK 4237 // for this package has moved during a reboot (e.g. due to an OTA), 4238 // so we need to reevaluate it for privilege policy. 4239 if (locationIsPrivileged(scanFile)) { 4240 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4241 } 4242 } 4243 updatedPkg.pkg = pkg; 4244 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4245 } else { 4246 // The current app on the system partition is better than 4247 // what we have updated to on the data partition; switch 4248 // back to the system partition version. 4249 // At this point, its safely assumed that package installation for 4250 // apps in system partition will go through. If not there won't be a working 4251 // version of the app 4252 // writer 4253 synchronized (mPackages) { 4254 // Just remove the loaded entries from package lists. 4255 mPackages.remove(ps.name); 4256 } 4257 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4258 + "reverting from " + ps.codePathString 4259 + ": new version " + pkg.mVersionCode 4260 + " better than installed " + ps.versionCode); 4261 4262 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4263 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4264 getAppDexInstructionSets(ps)); 4265 synchronized (mInstallLock) { 4266 args.cleanUpResourcesLI(); 4267 } 4268 synchronized (mPackages) { 4269 mSettings.enableSystemPackageLPw(ps.name); 4270 } 4271 updatedPkgBetter = true; 4272 } 4273 } 4274 } 4275 4276 if (updatedPkg != null) { 4277 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4278 // initially 4279 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4280 4281 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4282 // flag set initially 4283 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4284 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4285 } 4286 } 4287 4288 // Verify certificates against what was last scanned 4289 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4290 4291 /* 4292 * A new system app appeared, but we already had a non-system one of the 4293 * same name installed earlier. 4294 */ 4295 boolean shouldHideSystemApp = false; 4296 if (updatedPkg == null && ps != null 4297 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4298 /* 4299 * Check to make sure the signatures match first. If they don't, 4300 * wipe the installed application and its data. 4301 */ 4302 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4303 != PackageManager.SIGNATURE_MATCH) { 4304 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4305 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4306 ps = null; 4307 } else { 4308 /* 4309 * If the newly-added system app is an older version than the 4310 * already installed version, hide it. It will be scanned later 4311 * and re-added like an update. 4312 */ 4313 if (pkg.mVersionCode < ps.versionCode) { 4314 shouldHideSystemApp = true; 4315 } else { 4316 /* 4317 * The newly found system app is a newer version that the 4318 * one previously installed. Simply remove the 4319 * already-installed application and replace it with our own 4320 * while keeping the application data. 4321 */ 4322 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4323 + ps.codePathString + ": new version " + pkg.mVersionCode 4324 + " better than installed " + ps.versionCode); 4325 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4326 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4327 getAppDexInstructionSets(ps)); 4328 synchronized (mInstallLock) { 4329 args.cleanUpResourcesLI(); 4330 } 4331 } 4332 } 4333 } 4334 4335 // The apk is forward locked (not public) if its code and resources 4336 // are kept in different files. (except for app in either system or 4337 // vendor path). 4338 // TODO grab this value from PackageSettings 4339 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4340 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4341 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4342 } 4343 } 4344 4345 // TODO: extend to support forward-locked splits 4346 String resourcePath = null; 4347 String baseResourcePath = null; 4348 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4349 if (ps != null && ps.resourcePathString != null) { 4350 resourcePath = ps.resourcePathString; 4351 baseResourcePath = ps.resourcePathString; 4352 } else { 4353 // Should not happen at all. Just log an error. 4354 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4355 } 4356 } else { 4357 resourcePath = pkg.codePath; 4358 baseResourcePath = pkg.baseCodePath; 4359 } 4360 4361 // Set application objects path explicitly. 4362 pkg.applicationInfo.setCodePath(pkg.codePath); 4363 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4364 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4365 pkg.applicationInfo.setResourcePath(resourcePath); 4366 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4367 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4368 4369 // Note that we invoke the following method only if we are about to unpack an application 4370 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4371 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4372 4373 /* 4374 * If the system app should be overridden by a previously installed 4375 * data, hide the system app now and let the /data/app scan pick it up 4376 * again. 4377 */ 4378 if (shouldHideSystemApp) { 4379 synchronized (mPackages) { 4380 /* 4381 * We have to grant systems permissions before we hide, because 4382 * grantPermissions will assume the package update is trying to 4383 * expand its permissions. 4384 */ 4385 grantPermissionsLPw(pkg, true); 4386 mSettings.disableSystemPackageLPw(pkg.packageName); 4387 } 4388 } 4389 4390 return scannedPkg; 4391 } 4392 4393 private static String fixProcessName(String defProcessName, 4394 String processName, int uid) { 4395 if (processName == null) { 4396 return defProcessName; 4397 } 4398 return processName; 4399 } 4400 4401 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4402 throws PackageManagerException { 4403 if (pkgSetting.signatures.mSignatures != null) { 4404 // Already existing package. Make sure signatures match 4405 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4406 == PackageManager.SIGNATURE_MATCH; 4407 if (!match) { 4408 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4409 == PackageManager.SIGNATURE_MATCH; 4410 } 4411 if (!match) { 4412 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4413 + pkg.packageName + " signatures do not match the " 4414 + "previously installed version; ignoring!"); 4415 } 4416 } 4417 4418 // Check for shared user signatures 4419 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4420 // Already existing package. Make sure signatures match 4421 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4422 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4423 if (!match) { 4424 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4425 == PackageManager.SIGNATURE_MATCH; 4426 } 4427 if (!match) { 4428 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4429 "Package " + pkg.packageName 4430 + " has no signatures that match those in shared user " 4431 + pkgSetting.sharedUser.name + "; ignoring!"); 4432 } 4433 } 4434 } 4435 4436 /** 4437 * Enforces that only the system UID or root's UID can call a method exposed 4438 * via Binder. 4439 * 4440 * @param message used as message if SecurityException is thrown 4441 * @throws SecurityException if the caller is not system or root 4442 */ 4443 private static final void enforceSystemOrRoot(String message) { 4444 final int uid = Binder.getCallingUid(); 4445 if (uid != Process.SYSTEM_UID && uid != 0) { 4446 throw new SecurityException(message); 4447 } 4448 } 4449 4450 @Override 4451 public void performBootDexOpt() { 4452 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4453 4454 final HashSet<PackageParser.Package> pkgs; 4455 synchronized (mPackages) { 4456 pkgs = mDeferredDexOpt; 4457 mDeferredDexOpt = null; 4458 } 4459 4460 if (pkgs != null) { 4461 // Filter out packages that aren't recently used. 4462 // 4463 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4464 // should do a full dexopt. 4465 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4466 // TODO: add a property to control this? 4467 long dexOptLRUThresholdInMinutes; 4468 if (mLazyDexOpt) { 4469 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4470 } else { 4471 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4472 } 4473 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4474 4475 int total = pkgs.size(); 4476 int skipped = 0; 4477 long now = System.currentTimeMillis(); 4478 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4479 PackageParser.Package pkg = i.next(); 4480 long then = pkg.mLastPackageUsageTimeInMills; 4481 if (then + dexOptLRUThresholdInMills < now) { 4482 if (DEBUG_DEXOPT) { 4483 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4484 ((then == 0) ? "never" : new Date(then))); 4485 } 4486 i.remove(); 4487 skipped++; 4488 } 4489 } 4490 if (DEBUG_DEXOPT) { 4491 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4492 } 4493 } 4494 4495 int i = 0; 4496 for (PackageParser.Package pkg : pkgs) { 4497 i++; 4498 if (DEBUG_DEXOPT) { 4499 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4500 + ": " + pkg.packageName); 4501 } 4502 if (!isFirstBoot()) { 4503 try { 4504 ActivityManagerNative.getDefault().showBootMessage( 4505 mContext.getResources().getString( 4506 R.string.android_upgrading_apk, 4507 i, pkgs.size()), true); 4508 } catch (RemoteException e) { 4509 } 4510 } 4511 PackageParser.Package p = pkg; 4512 synchronized (mInstallLock) { 4513 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4514 true /* include dependencies */); 4515 } 4516 } 4517 } 4518 } 4519 4520 @Override 4521 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4522 return performDexOpt(packageName, instructionSet, false); 4523 } 4524 4525 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4526 if (info.primaryCpuAbi == null) { 4527 return getPreferredInstructionSet(); 4528 } 4529 4530 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4531 } 4532 4533 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4534 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4535 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4536 if (!dexopt && !updateUsage) { 4537 // We aren't going to dexopt or update usage, so bail early. 4538 return false; 4539 } 4540 PackageParser.Package p; 4541 final String targetInstructionSet; 4542 synchronized (mPackages) { 4543 p = mPackages.get(packageName); 4544 if (p == null) { 4545 return false; 4546 } 4547 if (updateUsage) { 4548 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4549 } 4550 mPackageUsage.write(false); 4551 if (!dexopt) { 4552 // We aren't going to dexopt, so bail early. 4553 return false; 4554 } 4555 4556 targetInstructionSet = instructionSet != null ? instructionSet : 4557 getPrimaryInstructionSet(p.applicationInfo); 4558 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4559 return false; 4560 } 4561 } 4562 4563 synchronized (mInstallLock) { 4564 final String[] instructionSets = new String[] { targetInstructionSet }; 4565 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4566 true /* include dependencies */) == DEX_OPT_PERFORMED; 4567 } 4568 } 4569 4570 public HashSet<String> getPackagesThatNeedDexOpt() { 4571 HashSet<String> pkgs = null; 4572 synchronized (mPackages) { 4573 for (PackageParser.Package p : mPackages.values()) { 4574 if (DEBUG_DEXOPT) { 4575 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4576 } 4577 if (!p.mDexOptPerformed.isEmpty()) { 4578 continue; 4579 } 4580 if (pkgs == null) { 4581 pkgs = new HashSet<String>(); 4582 } 4583 pkgs.add(p.packageName); 4584 } 4585 } 4586 return pkgs; 4587 } 4588 4589 public void shutdown() { 4590 mPackageUsage.write(true); 4591 } 4592 4593 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4594 boolean forceDex, boolean defer, HashSet<String> done) { 4595 for (int i=0; i<libs.size(); i++) { 4596 PackageParser.Package libPkg; 4597 String libName; 4598 synchronized (mPackages) { 4599 libName = libs.get(i); 4600 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4601 if (lib != null && lib.apk != null) { 4602 libPkg = mPackages.get(lib.apk); 4603 } else { 4604 libPkg = null; 4605 } 4606 } 4607 if (libPkg != null && !done.contains(libName)) { 4608 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4609 } 4610 } 4611 } 4612 4613 static final int DEX_OPT_SKIPPED = 0; 4614 static final int DEX_OPT_PERFORMED = 1; 4615 static final int DEX_OPT_DEFERRED = 2; 4616 static final int DEX_OPT_FAILED = -1; 4617 4618 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4619 boolean forceDex, boolean defer, HashSet<String> done) { 4620 final String[] instructionSets = targetInstructionSets != null ? 4621 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4622 4623 if (done != null) { 4624 done.add(pkg.packageName); 4625 if (pkg.usesLibraries != null) { 4626 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4627 } 4628 if (pkg.usesOptionalLibraries != null) { 4629 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4630 } 4631 } 4632 4633 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4634 return DEX_OPT_SKIPPED; 4635 } 4636 4637 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4638 4639 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4640 boolean performedDexOpt = false; 4641 // There are three basic cases here: 4642 // 1.) we need to dexopt, either because we are forced or it is needed 4643 // 2.) we are defering a needed dexopt 4644 // 3.) we are skipping an unneeded dexopt 4645 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4646 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4647 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4648 continue; 4649 } 4650 4651 for (String path : paths) { 4652 try { 4653 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4654 // patckage or the one we find does not match the image checksum (i.e. it was 4655 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4656 // odex file and it matches the checksum of the image but not its base address, 4657 // meaning we need to move it. 4658 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4659 pkg.packageName, dexCodeInstructionSet, defer); 4660 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4661 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4662 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4663 + " vmSafeMode=" + vmSafeMode); 4664 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4665 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4666 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4667 4668 if (ret < 0) { 4669 // Don't bother running dexopt again if we failed, it will probably 4670 // just result in an error again. Also, don't bother dexopting for other 4671 // paths & ISAs. 4672 return DEX_OPT_FAILED; 4673 } 4674 4675 performedDexOpt = true; 4676 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4677 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4678 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4679 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4680 pkg.packageName, dexCodeInstructionSet); 4681 4682 if (ret < 0) { 4683 // Don't bother running patchoat again if we failed, it will probably 4684 // just result in an error again. Also, don't bother dexopting for other 4685 // paths & ISAs. 4686 return DEX_OPT_FAILED; 4687 } 4688 4689 performedDexOpt = true; 4690 } 4691 4692 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4693 // paths and instruction sets. We'll deal with them all together when we process 4694 // our list of deferred dexopts. 4695 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4696 if (mDeferredDexOpt == null) { 4697 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4698 } 4699 mDeferredDexOpt.add(pkg); 4700 return DEX_OPT_DEFERRED; 4701 } 4702 } catch (FileNotFoundException e) { 4703 Slog.w(TAG, "Apk not found for dexopt: " + path); 4704 return DEX_OPT_FAILED; 4705 } catch (IOException e) { 4706 Slog.w(TAG, "IOException reading apk: " + path, e); 4707 return DEX_OPT_FAILED; 4708 } catch (StaleDexCacheError e) { 4709 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4710 return DEX_OPT_FAILED; 4711 } catch (Exception e) { 4712 Slog.w(TAG, "Exception when doing dexopt : ", e); 4713 return DEX_OPT_FAILED; 4714 } 4715 } 4716 4717 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4718 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4719 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4720 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4721 // it. 4722 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4723 } 4724 4725 // If we've gotten here, we're sure that no error occurred and that we haven't 4726 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4727 // we've skipped all of them because they are up to date. In both cases this 4728 // package doesn't need dexopt any longer. 4729 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4730 } 4731 4732 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4733 if (info.primaryCpuAbi != null) { 4734 if (info.secondaryCpuAbi != null) { 4735 return new String[] { 4736 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4737 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4738 } else { 4739 return new String[] { 4740 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4741 } 4742 } 4743 4744 return new String[] { getPreferredInstructionSet() }; 4745 } 4746 4747 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4748 if (ps.primaryCpuAbiString != null) { 4749 if (ps.secondaryCpuAbiString != null) { 4750 return new String[] { 4751 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4752 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4753 } else { 4754 return new String[] { 4755 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4756 } 4757 } 4758 4759 return new String[] { getPreferredInstructionSet() }; 4760 } 4761 4762 private static String getPreferredInstructionSet() { 4763 if (sPreferredInstructionSet == null) { 4764 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4765 } 4766 4767 return sPreferredInstructionSet; 4768 } 4769 4770 private static List<String> getAllInstructionSets() { 4771 final String[] allAbis = Build.SUPPORTED_ABIS; 4772 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4773 4774 for (String abi : allAbis) { 4775 final String instructionSet = VMRuntime.getInstructionSet(abi); 4776 if (!allInstructionSets.contains(instructionSet)) { 4777 allInstructionSets.add(instructionSet); 4778 } 4779 } 4780 4781 return allInstructionSets; 4782 } 4783 4784 /** 4785 * Returns the instruction set that should be used to compile dex code. In the presence of 4786 * a native bridge this might be different than the one shared libraries use. 4787 */ 4788 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4789 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4790 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4791 } 4792 4793 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4794 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4795 for (String instructionSet : instructionSets) { 4796 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4797 } 4798 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4799 } 4800 4801 @Override 4802 public void forceDexOpt(String packageName) { 4803 enforceSystemOrRoot("forceDexOpt"); 4804 4805 PackageParser.Package pkg; 4806 synchronized (mPackages) { 4807 pkg = mPackages.get(packageName); 4808 if (pkg == null) { 4809 throw new IllegalArgumentException("Missing package: " + packageName); 4810 } 4811 } 4812 4813 synchronized (mInstallLock) { 4814 final String[] instructionSets = new String[] { 4815 getPrimaryInstructionSet(pkg.applicationInfo) }; 4816 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4817 if (res != DEX_OPT_PERFORMED) { 4818 throw new IllegalStateException("Failed to dexopt: " + res); 4819 } 4820 } 4821 } 4822 4823 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4824 boolean forceDex, boolean defer, boolean inclDependencies) { 4825 HashSet<String> done; 4826 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4827 done = new HashSet<String>(); 4828 done.add(pkg.packageName); 4829 } else { 4830 done = null; 4831 } 4832 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4833 } 4834 4835 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4836 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4837 Slog.w(TAG, "Unable to update from " + oldPkg.name 4838 + " to " + newPkg.packageName 4839 + ": old package not in system partition"); 4840 return false; 4841 } else if (mPackages.get(oldPkg.name) != null) { 4842 Slog.w(TAG, "Unable to update from " + oldPkg.name 4843 + " to " + newPkg.packageName 4844 + ": old package still exists"); 4845 return false; 4846 } 4847 return true; 4848 } 4849 4850 File getDataPathForUser(int userId) { 4851 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4852 } 4853 4854 private File getDataPathForPackage(String packageName, int userId) { 4855 /* 4856 * Until we fully support multiple users, return the directory we 4857 * previously would have. The PackageManagerTests will need to be 4858 * revised when this is changed back.. 4859 */ 4860 if (userId == 0) { 4861 return new File(mAppDataDir, packageName); 4862 } else { 4863 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4864 + File.separator + packageName); 4865 } 4866 } 4867 4868 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4869 int[] users = sUserManager.getUserIds(); 4870 int res = mInstaller.install(packageName, uid, uid, seinfo); 4871 if (res < 0) { 4872 return res; 4873 } 4874 for (int user : users) { 4875 if (user != 0) { 4876 res = mInstaller.createUserData(packageName, 4877 UserHandle.getUid(user, uid), user, seinfo); 4878 if (res < 0) { 4879 return res; 4880 } 4881 } 4882 } 4883 return res; 4884 } 4885 4886 private int removeDataDirsLI(String packageName) { 4887 int[] users = sUserManager.getUserIds(); 4888 int res = 0; 4889 for (int user : users) { 4890 int resInner = mInstaller.remove(packageName, user); 4891 if (resInner < 0) { 4892 res = resInner; 4893 } 4894 } 4895 4896 return res; 4897 } 4898 4899 private int deleteCodeCacheDirsLI(String packageName) { 4900 int[] users = sUserManager.getUserIds(); 4901 int res = 0; 4902 for (int user : users) { 4903 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4904 if (resInner < 0) { 4905 res = resInner; 4906 } 4907 } 4908 return res; 4909 } 4910 4911 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4912 PackageParser.Package changingLib) { 4913 if (file.path != null) { 4914 usesLibraryFiles.add(file.path); 4915 return; 4916 } 4917 PackageParser.Package p = mPackages.get(file.apk); 4918 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4919 // If we are doing this while in the middle of updating a library apk, 4920 // then we need to make sure to use that new apk for determining the 4921 // dependencies here. (We haven't yet finished committing the new apk 4922 // to the package manager state.) 4923 if (p == null || p.packageName.equals(changingLib.packageName)) { 4924 p = changingLib; 4925 } 4926 } 4927 if (p != null) { 4928 usesLibraryFiles.addAll(p.getAllCodePaths()); 4929 } 4930 } 4931 4932 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4933 PackageParser.Package changingLib) throws PackageManagerException { 4934 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4935 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4936 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4937 for (int i=0; i<N; i++) { 4938 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4939 if (file == null) { 4940 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4941 "Package " + pkg.packageName + " requires unavailable shared library " 4942 + pkg.usesLibraries.get(i) + "; failing!"); 4943 } 4944 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4945 } 4946 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4947 for (int i=0; i<N; i++) { 4948 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4949 if (file == null) { 4950 Slog.w(TAG, "Package " + pkg.packageName 4951 + " desires unavailable shared library " 4952 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4953 } else { 4954 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4955 } 4956 } 4957 N = usesLibraryFiles.size(); 4958 if (N > 0) { 4959 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4960 } else { 4961 pkg.usesLibraryFiles = null; 4962 } 4963 } 4964 } 4965 4966 private static boolean hasString(List<String> list, List<String> which) { 4967 if (list == null) { 4968 return false; 4969 } 4970 for (int i=list.size()-1; i>=0; i--) { 4971 for (int j=which.size()-1; j>=0; j--) { 4972 if (which.get(j).equals(list.get(i))) { 4973 return true; 4974 } 4975 } 4976 } 4977 return false; 4978 } 4979 4980 private void updateAllSharedLibrariesLPw() { 4981 for (PackageParser.Package pkg : mPackages.values()) { 4982 try { 4983 updateSharedLibrariesLPw(pkg, null); 4984 } catch (PackageManagerException e) { 4985 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4986 } 4987 } 4988 } 4989 4990 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4991 PackageParser.Package changingPkg) { 4992 ArrayList<PackageParser.Package> res = null; 4993 for (PackageParser.Package pkg : mPackages.values()) { 4994 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4995 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4996 if (res == null) { 4997 res = new ArrayList<PackageParser.Package>(); 4998 } 4999 res.add(pkg); 5000 try { 5001 updateSharedLibrariesLPw(pkg, changingPkg); 5002 } catch (PackageManagerException e) { 5003 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5004 } 5005 } 5006 } 5007 return res; 5008 } 5009 5010 /** 5011 * Derive the value of the {@code cpuAbiOverride} based on the provided 5012 * value and an optional stored value from the package settings. 5013 */ 5014 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5015 String cpuAbiOverride = null; 5016 5017 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5018 cpuAbiOverride = null; 5019 } else if (abiOverride != null) { 5020 cpuAbiOverride = abiOverride; 5021 } else if (settings != null) { 5022 cpuAbiOverride = settings.cpuAbiOverrideString; 5023 } 5024 5025 return cpuAbiOverride; 5026 } 5027 5028 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5029 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5030 final File scanFile = new File(pkg.codePath); 5031 if (pkg.applicationInfo.getCodePath() == null || 5032 pkg.applicationInfo.getResourcePath() == null) { 5033 // Bail out. The resource and code paths haven't been set. 5034 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5035 "Code and resource paths haven't been set correctly"); 5036 } 5037 5038 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5039 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5040 } 5041 5042 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5043 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5044 } 5045 5046 if (mCustomResolverComponentName != null && 5047 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5048 setUpCustomResolverActivity(pkg); 5049 } 5050 5051 if (pkg.packageName.equals("android")) { 5052 synchronized (mPackages) { 5053 if (mAndroidApplication != null) { 5054 Slog.w(TAG, "*************************************************"); 5055 Slog.w(TAG, "Core android package being redefined. Skipping."); 5056 Slog.w(TAG, " file=" + scanFile); 5057 Slog.w(TAG, "*************************************************"); 5058 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5059 "Core android package being redefined. Skipping."); 5060 } 5061 5062 // Set up information for our fall-back user intent resolution activity. 5063 mPlatformPackage = pkg; 5064 pkg.mVersionCode = mSdkVersion; 5065 mAndroidApplication = pkg.applicationInfo; 5066 5067 if (!mResolverReplaced) { 5068 mResolveActivity.applicationInfo = mAndroidApplication; 5069 mResolveActivity.name = ResolverActivity.class.getName(); 5070 mResolveActivity.packageName = mAndroidApplication.packageName; 5071 mResolveActivity.processName = "system:ui"; 5072 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5073 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5074 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5075 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5076 mResolveActivity.exported = true; 5077 mResolveActivity.enabled = true; 5078 mResolveInfo.activityInfo = mResolveActivity; 5079 mResolveInfo.priority = 0; 5080 mResolveInfo.preferredOrder = 0; 5081 mResolveInfo.match = 0; 5082 mResolveComponentName = new ComponentName( 5083 mAndroidApplication.packageName, mResolveActivity.name); 5084 } 5085 } 5086 } 5087 5088 if (DEBUG_PACKAGE_SCANNING) { 5089 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5090 Log.d(TAG, "Scanning package " + pkg.packageName); 5091 } 5092 5093 if (mPackages.containsKey(pkg.packageName) 5094 || mSharedLibraries.containsKey(pkg.packageName)) { 5095 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5096 "Application package " + pkg.packageName 5097 + " already installed. Skipping duplicate."); 5098 } 5099 5100 // Initialize package source and resource directories 5101 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5102 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5103 5104 SharedUserSetting suid = null; 5105 PackageSetting pkgSetting = null; 5106 5107 if (!isSystemApp(pkg)) { 5108 // Only system apps can use these features. 5109 pkg.mOriginalPackages = null; 5110 pkg.mRealPackage = null; 5111 pkg.mAdoptPermissions = null; 5112 } 5113 5114 // writer 5115 synchronized (mPackages) { 5116 if (pkg.mSharedUserId != null) { 5117 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5118 if (suid == null) { 5119 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5120 "Creating application package " + pkg.packageName 5121 + " for shared user failed"); 5122 } 5123 if (DEBUG_PACKAGE_SCANNING) { 5124 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5125 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5126 + "): packages=" + suid.packages); 5127 } 5128 } 5129 5130 // Check if we are renaming from an original package name. 5131 PackageSetting origPackage = null; 5132 String realName = null; 5133 if (pkg.mOriginalPackages != null) { 5134 // This package may need to be renamed to a previously 5135 // installed name. Let's check on that... 5136 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5137 if (pkg.mOriginalPackages.contains(renamed)) { 5138 // This package had originally been installed as the 5139 // original name, and we have already taken care of 5140 // transitioning to the new one. Just update the new 5141 // one to continue using the old name. 5142 realName = pkg.mRealPackage; 5143 if (!pkg.packageName.equals(renamed)) { 5144 // Callers into this function may have already taken 5145 // care of renaming the package; only do it here if 5146 // it is not already done. 5147 pkg.setPackageName(renamed); 5148 } 5149 5150 } else { 5151 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5152 if ((origPackage = mSettings.peekPackageLPr( 5153 pkg.mOriginalPackages.get(i))) != null) { 5154 // We do have the package already installed under its 5155 // original name... should we use it? 5156 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5157 // New package is not compatible with original. 5158 origPackage = null; 5159 continue; 5160 } else if (origPackage.sharedUser != null) { 5161 // Make sure uid is compatible between packages. 5162 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5163 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5164 + " to " + pkg.packageName + ": old uid " 5165 + origPackage.sharedUser.name 5166 + " differs from " + pkg.mSharedUserId); 5167 origPackage = null; 5168 continue; 5169 } 5170 } else { 5171 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5172 + pkg.packageName + " to old name " + origPackage.name); 5173 } 5174 break; 5175 } 5176 } 5177 } 5178 } 5179 5180 if (mTransferedPackages.contains(pkg.packageName)) { 5181 Slog.w(TAG, "Package " + pkg.packageName 5182 + " was transferred to another, but its .apk remains"); 5183 } 5184 5185 // Just create the setting, don't add it yet. For already existing packages 5186 // the PkgSetting exists already and doesn't have to be created. 5187 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5188 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5189 pkg.applicationInfo.primaryCpuAbi, 5190 pkg.applicationInfo.secondaryCpuAbi, 5191 pkg.applicationInfo.flags, user, false); 5192 if (pkgSetting == null) { 5193 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5194 "Creating application package " + pkg.packageName + " failed"); 5195 } 5196 5197 if (pkgSetting.origPackage != null) { 5198 // If we are first transitioning from an original package, 5199 // fix up the new package's name now. We need to do this after 5200 // looking up the package under its new name, so getPackageLP 5201 // can take care of fiddling things correctly. 5202 pkg.setPackageName(origPackage.name); 5203 5204 // File a report about this. 5205 String msg = "New package " + pkgSetting.realName 5206 + " renamed to replace old package " + pkgSetting.name; 5207 reportSettingsProblem(Log.WARN, msg); 5208 5209 // Make a note of it. 5210 mTransferedPackages.add(origPackage.name); 5211 5212 // No longer need to retain this. 5213 pkgSetting.origPackage = null; 5214 } 5215 5216 if (realName != null) { 5217 // Make a note of it. 5218 mTransferedPackages.add(pkg.packageName); 5219 } 5220 5221 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5222 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5223 } 5224 5225 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5226 // Check all shared libraries and map to their actual file path. 5227 // We only do this here for apps not on a system dir, because those 5228 // are the only ones that can fail an install due to this. We 5229 // will take care of the system apps by updating all of their 5230 // library paths after the scan is done. 5231 updateSharedLibrariesLPw(pkg, null); 5232 } 5233 5234 if (mFoundPolicyFile) { 5235 SELinuxMMAC.assignSeinfoValue(pkg); 5236 } 5237 5238 pkg.applicationInfo.uid = pkgSetting.appId; 5239 pkg.mExtras = pkgSetting; 5240 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5241 try { 5242 verifySignaturesLP(pkgSetting, pkg); 5243 } catch (PackageManagerException e) { 5244 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5245 throw e; 5246 } 5247 // The signature has changed, but this package is in the system 5248 // image... let's recover! 5249 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5250 // However... if this package is part of a shared user, but it 5251 // doesn't match the signature of the shared user, let's fail. 5252 // What this means is that you can't change the signatures 5253 // associated with an overall shared user, which doesn't seem all 5254 // that unreasonable. 5255 if (pkgSetting.sharedUser != null) { 5256 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5257 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5258 throw new PackageManagerException( 5259 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5260 "Signature mismatch for shared user : " 5261 + pkgSetting.sharedUser); 5262 } 5263 } 5264 // File a report about this. 5265 String msg = "System package " + pkg.packageName 5266 + " signature changed; retaining data."; 5267 reportSettingsProblem(Log.WARN, msg); 5268 } 5269 } else { 5270 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5271 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5272 + pkg.packageName + " upgrade keys do not match the " 5273 + "previously installed version"); 5274 } else { 5275 // signatures may have changed as result of upgrade 5276 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5277 } 5278 } 5279 // Verify that this new package doesn't have any content providers 5280 // that conflict with existing packages. Only do this if the 5281 // package isn't already installed, since we don't want to break 5282 // things that are installed. 5283 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5284 final int N = pkg.providers.size(); 5285 int i; 5286 for (i=0; i<N; i++) { 5287 PackageParser.Provider p = pkg.providers.get(i); 5288 if (p.info.authority != null) { 5289 String names[] = p.info.authority.split(";"); 5290 for (int j = 0; j < names.length; j++) { 5291 if (mProvidersByAuthority.containsKey(names[j])) { 5292 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5293 final String otherPackageName = 5294 ((other != null && other.getComponentName() != null) ? 5295 other.getComponentName().getPackageName() : "?"); 5296 throw new PackageManagerException( 5297 INSTALL_FAILED_CONFLICTING_PROVIDER, 5298 "Can't install because provider name " + names[j] 5299 + " (in package " + pkg.applicationInfo.packageName 5300 + ") is already used by " + otherPackageName); 5301 } 5302 } 5303 } 5304 } 5305 } 5306 5307 if (pkg.mAdoptPermissions != null) { 5308 // This package wants to adopt ownership of permissions from 5309 // another package. 5310 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5311 final String origName = pkg.mAdoptPermissions.get(i); 5312 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5313 if (orig != null) { 5314 if (verifyPackageUpdateLPr(orig, pkg)) { 5315 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5316 + pkg.packageName); 5317 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5318 } 5319 } 5320 } 5321 } 5322 } 5323 5324 final String pkgName = pkg.packageName; 5325 5326 final long scanFileTime = scanFile.lastModified(); 5327 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5328 pkg.applicationInfo.processName = fixProcessName( 5329 pkg.applicationInfo.packageName, 5330 pkg.applicationInfo.processName, 5331 pkg.applicationInfo.uid); 5332 5333 File dataPath; 5334 if (mPlatformPackage == pkg) { 5335 // The system package is special. 5336 dataPath = new File (Environment.getDataDirectory(), "system"); 5337 pkg.applicationInfo.dataDir = dataPath.getPath(); 5338 5339 } else { 5340 // This is a normal package, need to make its data directory. 5341 dataPath = getDataPathForPackage(pkg.packageName, 0); 5342 5343 boolean uidError = false; 5344 5345 if (dataPath.exists()) { 5346 int currentUid = 0; 5347 try { 5348 StructStat stat = Os.stat(dataPath.getPath()); 5349 currentUid = stat.st_uid; 5350 } catch (ErrnoException e) { 5351 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5352 } 5353 5354 // If we have mismatched owners for the data path, we have a problem. 5355 if (currentUid != pkg.applicationInfo.uid) { 5356 boolean recovered = false; 5357 if (currentUid == 0) { 5358 // The directory somehow became owned by root. Wow. 5359 // This is probably because the system was stopped while 5360 // installd was in the middle of messing with its libs 5361 // directory. Ask installd to fix that. 5362 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5363 pkg.applicationInfo.uid); 5364 if (ret >= 0) { 5365 recovered = true; 5366 String msg = "Package " + pkg.packageName 5367 + " unexpectedly changed to uid 0; recovered to " + 5368 + pkg.applicationInfo.uid; 5369 reportSettingsProblem(Log.WARN, msg); 5370 } 5371 } 5372 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5373 || (scanFlags&SCAN_BOOTING) != 0)) { 5374 // If this is a system app, we can at least delete its 5375 // current data so the application will still work. 5376 int ret = removeDataDirsLI(pkgName); 5377 if (ret >= 0) { 5378 // TODO: Kill the processes first 5379 // Old data gone! 5380 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5381 ? "System package " : "Third party package "; 5382 String msg = prefix + pkg.packageName 5383 + " has changed from uid: " 5384 + currentUid + " to " 5385 + pkg.applicationInfo.uid + "; old data erased"; 5386 reportSettingsProblem(Log.WARN, msg); 5387 recovered = true; 5388 5389 // And now re-install the app. 5390 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5391 pkg.applicationInfo.seinfo); 5392 if (ret == -1) { 5393 // Ack should not happen! 5394 msg = prefix + pkg.packageName 5395 + " could not have data directory re-created after delete."; 5396 reportSettingsProblem(Log.WARN, msg); 5397 throw new PackageManagerException( 5398 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5399 } 5400 } 5401 if (!recovered) { 5402 mHasSystemUidErrors = true; 5403 } 5404 } else if (!recovered) { 5405 // If we allow this install to proceed, we will be broken. 5406 // Abort, abort! 5407 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5408 "scanPackageLI"); 5409 } 5410 if (!recovered) { 5411 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5412 + pkg.applicationInfo.uid + "/fs_" 5413 + currentUid; 5414 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5415 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5416 String msg = "Package " + pkg.packageName 5417 + " has mismatched uid: " 5418 + currentUid + " on disk, " 5419 + pkg.applicationInfo.uid + " in settings"; 5420 // writer 5421 synchronized (mPackages) { 5422 mSettings.mReadMessages.append(msg); 5423 mSettings.mReadMessages.append('\n'); 5424 uidError = true; 5425 if (!pkgSetting.uidError) { 5426 reportSettingsProblem(Log.ERROR, msg); 5427 } 5428 } 5429 } 5430 } 5431 pkg.applicationInfo.dataDir = dataPath.getPath(); 5432 if (mShouldRestoreconData) { 5433 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5434 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5435 pkg.applicationInfo.uid); 5436 } 5437 } else { 5438 if (DEBUG_PACKAGE_SCANNING) { 5439 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5440 Log.v(TAG, "Want this data dir: " + dataPath); 5441 } 5442 //invoke installer to do the actual installation 5443 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5444 pkg.applicationInfo.seinfo); 5445 if (ret < 0) { 5446 // Error from installer 5447 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5448 "Unable to create data dirs [errorCode=" + ret + "]"); 5449 } 5450 5451 if (dataPath.exists()) { 5452 pkg.applicationInfo.dataDir = dataPath.getPath(); 5453 } else { 5454 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5455 pkg.applicationInfo.dataDir = null; 5456 } 5457 } 5458 5459 pkgSetting.uidError = uidError; 5460 } 5461 5462 final String path = scanFile.getPath(); 5463 final String codePath = pkg.applicationInfo.getCodePath(); 5464 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5465 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5466 setBundledAppAbisAndRoots(pkg, pkgSetting); 5467 5468 // If we haven't found any native libraries for the app, check if it has 5469 // renderscript code. We'll need to force the app to 32 bit if it has 5470 // renderscript bitcode. 5471 if (pkg.applicationInfo.primaryCpuAbi == null 5472 && pkg.applicationInfo.secondaryCpuAbi == null 5473 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5474 NativeLibraryHelper.Handle handle = null; 5475 try { 5476 handle = NativeLibraryHelper.Handle.create(scanFile); 5477 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5478 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5479 } 5480 } catch (IOException ioe) { 5481 Slog.w(TAG, "Error scanning system app : " + ioe); 5482 } finally { 5483 IoUtils.closeQuietly(handle); 5484 } 5485 } 5486 5487 setNativeLibraryPaths(pkg); 5488 } else { 5489 // TODO: We can probably be smarter about this stuff. For installed apps, 5490 // we can calculate this information at install time once and for all. For 5491 // system apps, we can probably assume that this information doesn't change 5492 // after the first boot scan. As things stand, we do lots of unnecessary work. 5493 5494 // Give ourselves some initial paths; we'll come back for another 5495 // pass once we've determined ABI below. 5496 setNativeLibraryPaths(pkg); 5497 5498 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5499 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5500 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5501 5502 NativeLibraryHelper.Handle handle = null; 5503 try { 5504 handle = NativeLibraryHelper.Handle.create(scanFile); 5505 // TODO(multiArch): This can be null for apps that didn't go through the 5506 // usual installation process. We can calculate it again, like we 5507 // do during install time. 5508 // 5509 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5510 // unnecessary. 5511 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5512 5513 // Null out the abis so that they can be recalculated. 5514 pkg.applicationInfo.primaryCpuAbi = null; 5515 pkg.applicationInfo.secondaryCpuAbi = null; 5516 if (isMultiArch(pkg.applicationInfo)) { 5517 // Warn if we've set an abiOverride for multi-lib packages.. 5518 // By definition, we need to copy both 32 and 64 bit libraries for 5519 // such packages. 5520 if (pkg.cpuAbiOverride != null 5521 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5522 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5523 } 5524 5525 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5526 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5527 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5528 if (isAsec) { 5529 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5530 } else { 5531 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5532 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5533 useIsaSpecificSubdirs); 5534 } 5535 } 5536 5537 maybeThrowExceptionForMultiArchCopy( 5538 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5539 5540 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5541 if (isAsec) { 5542 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5543 } else { 5544 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5545 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5546 useIsaSpecificSubdirs); 5547 } 5548 } 5549 5550 maybeThrowExceptionForMultiArchCopy( 5551 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5552 5553 if (abi64 >= 0) { 5554 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5555 } 5556 5557 if (abi32 >= 0) { 5558 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5559 if (abi64 >= 0) { 5560 pkg.applicationInfo.secondaryCpuAbi = abi; 5561 } else { 5562 pkg.applicationInfo.primaryCpuAbi = abi; 5563 } 5564 } 5565 } else { 5566 String[] abiList = (cpuAbiOverride != null) ? 5567 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5568 5569 // Enable gross and lame hacks for apps that are built with old 5570 // SDK tools. We must scan their APKs for renderscript bitcode and 5571 // not launch them if it's present. Don't bother checking on devices 5572 // that don't have 64 bit support. 5573 boolean needsRenderScriptOverride = false; 5574 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5575 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5576 abiList = Build.SUPPORTED_32_BIT_ABIS; 5577 needsRenderScriptOverride = true; 5578 } 5579 5580 final int copyRet; 5581 if (isAsec) { 5582 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5583 } else { 5584 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5585 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5586 } 5587 5588 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5589 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5590 "Error unpackaging native libs for app, errorCode=" + copyRet); 5591 } 5592 5593 if (copyRet >= 0) { 5594 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5595 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5596 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5597 } else if (needsRenderScriptOverride) { 5598 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5599 } 5600 } 5601 } catch (IOException ioe) { 5602 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5603 } finally { 5604 IoUtils.closeQuietly(handle); 5605 } 5606 5607 // Now that we've calculated the ABIs and determined if it's an internal app, 5608 // we will go ahead and populate the nativeLibraryPath. 5609 setNativeLibraryPaths(pkg); 5610 5611 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5612 final int[] userIds = sUserManager.getUserIds(); 5613 synchronized (mInstallLock) { 5614 // Create a native library symlink only if we have native libraries 5615 // and if the native libraries are 32 bit libraries. We do not provide 5616 // this symlink for 64 bit libraries. 5617 if (pkg.applicationInfo.primaryCpuAbi != null && 5618 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5619 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5620 for (int userId : userIds) { 5621 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5622 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5623 "Failed linking native library dir (user=" + userId + ")"); 5624 } 5625 } 5626 } 5627 } 5628 } 5629 5630 // This is a special case for the "system" package, where the ABI is 5631 // dictated by the zygote configuration (and init.rc). We should keep track 5632 // of this ABI so that we can deal with "normal" applications that run under 5633 // the same UID correctly. 5634 if (mPlatformPackage == pkg) { 5635 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5636 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5637 } 5638 5639 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5640 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5641 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5642 // Copy the derived override back to the parsed package, so that we can 5643 // update the package settings accordingly. 5644 pkg.cpuAbiOverride = cpuAbiOverride; 5645 5646 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5647 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5648 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5649 5650 // Push the derived path down into PackageSettings so we know what to 5651 // clean up at uninstall time. 5652 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5653 5654 if (DEBUG_ABI_SELECTION) { 5655 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5656 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5657 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5658 } 5659 5660 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5661 // We don't do this here during boot because we can do it all 5662 // at once after scanning all existing packages. 5663 // 5664 // We also do this *before* we perform dexopt on this package, so that 5665 // we can avoid redundant dexopts, and also to make sure we've got the 5666 // code and package path correct. 5667 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5668 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5669 } 5670 5671 if ((scanFlags&SCAN_NO_DEX) == 0) { 5672 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5673 == DEX_OPT_FAILED) { 5674 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5675 removeDataDirsLI(pkg.packageName); 5676 } 5677 5678 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5679 } 5680 } 5681 5682 if (mFactoryTest && pkg.requestedPermissions.contains( 5683 android.Manifest.permission.FACTORY_TEST)) { 5684 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5685 } 5686 5687 ArrayList<PackageParser.Package> clientLibPkgs = null; 5688 5689 // writer 5690 synchronized (mPackages) { 5691 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5692 // Only system apps can add new shared libraries. 5693 if (pkg.libraryNames != null) { 5694 for (int i=0; i<pkg.libraryNames.size(); i++) { 5695 String name = pkg.libraryNames.get(i); 5696 boolean allowed = false; 5697 if (isUpdatedSystemApp(pkg)) { 5698 // New library entries can only be added through the 5699 // system image. This is important to get rid of a lot 5700 // of nasty edge cases: for example if we allowed a non- 5701 // system update of the app to add a library, then uninstalling 5702 // the update would make the library go away, and assumptions 5703 // we made such as through app install filtering would now 5704 // have allowed apps on the device which aren't compatible 5705 // with it. Better to just have the restriction here, be 5706 // conservative, and create many fewer cases that can negatively 5707 // impact the user experience. 5708 final PackageSetting sysPs = mSettings 5709 .getDisabledSystemPkgLPr(pkg.packageName); 5710 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5711 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5712 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5713 allowed = true; 5714 allowed = true; 5715 break; 5716 } 5717 } 5718 } 5719 } else { 5720 allowed = true; 5721 } 5722 if (allowed) { 5723 if (!mSharedLibraries.containsKey(name)) { 5724 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5725 } else if (!name.equals(pkg.packageName)) { 5726 Slog.w(TAG, "Package " + pkg.packageName + " library " 5727 + name + " already exists; skipping"); 5728 } 5729 } else { 5730 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5731 + name + " that is not declared on system image; skipping"); 5732 } 5733 } 5734 if ((scanFlags&SCAN_BOOTING) == 0) { 5735 // If we are not booting, we need to update any applications 5736 // that are clients of our shared library. If we are booting, 5737 // this will all be done once the scan is complete. 5738 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5739 } 5740 } 5741 } 5742 } 5743 5744 // We also need to dexopt any apps that are dependent on this library. Note that 5745 // if these fail, we should abort the install since installing the library will 5746 // result in some apps being broken. 5747 if (clientLibPkgs != null) { 5748 if ((scanFlags&SCAN_NO_DEX) == 0) { 5749 for (int i=0; i<clientLibPkgs.size(); i++) { 5750 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5751 if (performDexOptLI(clientPkg, null /* instruction sets */, 5752 forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5753 == DEX_OPT_FAILED) { 5754 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5755 removeDataDirsLI(pkg.packageName); 5756 } 5757 5758 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5759 "scanPackageLI failed to dexopt clientLibPkgs"); 5760 } 5761 } 5762 } 5763 } 5764 5765 // Request the ActivityManager to kill the process(only for existing packages) 5766 // so that we do not end up in a confused state while the user is still using the older 5767 // version of the application while the new one gets installed. 5768 if ((scanFlags & SCAN_REPLACING) != 0) { 5769 killApplication(pkg.applicationInfo.packageName, 5770 pkg.applicationInfo.uid, "update pkg"); 5771 } 5772 5773 // Also need to kill any apps that are dependent on the library. 5774 if (clientLibPkgs != null) { 5775 for (int i=0; i<clientLibPkgs.size(); i++) { 5776 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5777 killApplication(clientPkg.applicationInfo.packageName, 5778 clientPkg.applicationInfo.uid, "update lib"); 5779 } 5780 } 5781 5782 // writer 5783 synchronized (mPackages) { 5784 // We don't expect installation to fail beyond this point 5785 5786 // Add the new setting to mSettings 5787 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5788 // Add the new setting to mPackages 5789 mPackages.put(pkg.applicationInfo.packageName, pkg); 5790 // Make sure we don't accidentally delete its data. 5791 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5792 while (iter.hasNext()) { 5793 PackageCleanItem item = iter.next(); 5794 if (pkgName.equals(item.packageName)) { 5795 iter.remove(); 5796 } 5797 } 5798 5799 // Take care of first install / last update times. 5800 if (currentTime != 0) { 5801 if (pkgSetting.firstInstallTime == 0) { 5802 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5803 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5804 pkgSetting.lastUpdateTime = currentTime; 5805 } 5806 } else if (pkgSetting.firstInstallTime == 0) { 5807 // We need *something*. Take time time stamp of the file. 5808 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5809 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5810 if (scanFileTime != pkgSetting.timeStamp) { 5811 // A package on the system image has changed; consider this 5812 // to be an update. 5813 pkgSetting.lastUpdateTime = scanFileTime; 5814 } 5815 } 5816 5817 // Add the package's KeySets to the global KeySetManagerService 5818 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5819 try { 5820 // Old KeySetData no longer valid. 5821 ksms.removeAppKeySetDataLPw(pkg.packageName); 5822 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5823 if (pkg.mKeySetMapping != null) { 5824 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5825 pkg.mKeySetMapping.entrySet()) { 5826 if (entry.getValue() != null) { 5827 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5828 entry.getValue(), entry.getKey()); 5829 } 5830 } 5831 if (pkg.mUpgradeKeySets != null) { 5832 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5833 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5834 } 5835 } 5836 } 5837 } catch (NullPointerException e) { 5838 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5839 } catch (IllegalArgumentException e) { 5840 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5841 } 5842 5843 int N = pkg.providers.size(); 5844 StringBuilder r = null; 5845 int i; 5846 for (i=0; i<N; i++) { 5847 PackageParser.Provider p = pkg.providers.get(i); 5848 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5849 p.info.processName, pkg.applicationInfo.uid); 5850 mProviders.addProvider(p); 5851 p.syncable = p.info.isSyncable; 5852 if (p.info.authority != null) { 5853 String names[] = p.info.authority.split(";"); 5854 p.info.authority = null; 5855 for (int j = 0; j < names.length; j++) { 5856 if (j == 1 && p.syncable) { 5857 // We only want the first authority for a provider to possibly be 5858 // syncable, so if we already added this provider using a different 5859 // authority clear the syncable flag. We copy the provider before 5860 // changing it because the mProviders object contains a reference 5861 // to a provider that we don't want to change. 5862 // Only do this for the second authority since the resulting provider 5863 // object can be the same for all future authorities for this provider. 5864 p = new PackageParser.Provider(p); 5865 p.syncable = false; 5866 } 5867 if (!mProvidersByAuthority.containsKey(names[j])) { 5868 mProvidersByAuthority.put(names[j], p); 5869 if (p.info.authority == null) { 5870 p.info.authority = names[j]; 5871 } else { 5872 p.info.authority = p.info.authority + ";" + names[j]; 5873 } 5874 if (DEBUG_PACKAGE_SCANNING) { 5875 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5876 Log.d(TAG, "Registered content provider: " + names[j] 5877 + ", className = " + p.info.name + ", isSyncable = " 5878 + p.info.isSyncable); 5879 } 5880 } else { 5881 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5882 Slog.w(TAG, "Skipping provider name " + names[j] + 5883 " (in package " + pkg.applicationInfo.packageName + 5884 "): name already used by " 5885 + ((other != null && other.getComponentName() != null) 5886 ? other.getComponentName().getPackageName() : "?")); 5887 } 5888 } 5889 } 5890 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5891 if (r == null) { 5892 r = new StringBuilder(256); 5893 } else { 5894 r.append(' '); 5895 } 5896 r.append(p.info.name); 5897 } 5898 } 5899 if (r != null) { 5900 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5901 } 5902 5903 N = pkg.services.size(); 5904 r = null; 5905 for (i=0; i<N; i++) { 5906 PackageParser.Service s = pkg.services.get(i); 5907 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5908 s.info.processName, pkg.applicationInfo.uid); 5909 mServices.addService(s); 5910 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5911 if (r == null) { 5912 r = new StringBuilder(256); 5913 } else { 5914 r.append(' '); 5915 } 5916 r.append(s.info.name); 5917 } 5918 } 5919 if (r != null) { 5920 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5921 } 5922 5923 N = pkg.receivers.size(); 5924 r = null; 5925 for (i=0; i<N; i++) { 5926 PackageParser.Activity a = pkg.receivers.get(i); 5927 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5928 a.info.processName, pkg.applicationInfo.uid); 5929 mReceivers.addActivity(a, "receiver"); 5930 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5931 if (r == null) { 5932 r = new StringBuilder(256); 5933 } else { 5934 r.append(' '); 5935 } 5936 r.append(a.info.name); 5937 } 5938 } 5939 if (r != null) { 5940 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5941 } 5942 5943 N = pkg.activities.size(); 5944 r = null; 5945 for (i=0; i<N; i++) { 5946 PackageParser.Activity a = pkg.activities.get(i); 5947 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5948 a.info.processName, pkg.applicationInfo.uid); 5949 mActivities.addActivity(a, "activity"); 5950 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5951 if (r == null) { 5952 r = new StringBuilder(256); 5953 } else { 5954 r.append(' '); 5955 } 5956 r.append(a.info.name); 5957 } 5958 } 5959 if (r != null) { 5960 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5961 } 5962 5963 N = pkg.permissionGroups.size(); 5964 r = null; 5965 for (i=0; i<N; i++) { 5966 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5967 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5968 if (cur == null) { 5969 mPermissionGroups.put(pg.info.name, pg); 5970 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5971 if (r == null) { 5972 r = new StringBuilder(256); 5973 } else { 5974 r.append(' '); 5975 } 5976 r.append(pg.info.name); 5977 } 5978 } else { 5979 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5980 + pg.info.packageName + " ignored: original from " 5981 + cur.info.packageName); 5982 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5983 if (r == null) { 5984 r = new StringBuilder(256); 5985 } else { 5986 r.append(' '); 5987 } 5988 r.append("DUP:"); 5989 r.append(pg.info.name); 5990 } 5991 } 5992 } 5993 if (r != null) { 5994 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5995 } 5996 5997 N = pkg.permissions.size(); 5998 r = null; 5999 for (i=0; i<N; i++) { 6000 PackageParser.Permission p = pkg.permissions.get(i); 6001 HashMap<String, BasePermission> permissionMap = 6002 p.tree ? mSettings.mPermissionTrees 6003 : mSettings.mPermissions; 6004 p.group = mPermissionGroups.get(p.info.group); 6005 if (p.info.group == null || p.group != null) { 6006 BasePermission bp = permissionMap.get(p.info.name); 6007 if (bp == null) { 6008 bp = new BasePermission(p.info.name, p.info.packageName, 6009 BasePermission.TYPE_NORMAL); 6010 permissionMap.put(p.info.name, bp); 6011 } 6012 if (bp.perm == null) { 6013 if (bp.sourcePackage != null 6014 && !bp.sourcePackage.equals(p.info.packageName)) { 6015 // If this is a permission that was formerly defined by a non-system 6016 // app, but is now defined by a system app (following an upgrade), 6017 // discard the previous declaration and consider the system's to be 6018 // canonical. 6019 if (isSystemApp(p.owner)) { 6020 String msg = "New decl " + p.owner + " of permission " 6021 + p.info.name + " is system"; 6022 reportSettingsProblem(Log.WARN, msg); 6023 bp.sourcePackage = null; 6024 } 6025 } 6026 if (bp.sourcePackage == null 6027 || bp.sourcePackage.equals(p.info.packageName)) { 6028 BasePermission tree = findPermissionTreeLP(p.info.name); 6029 if (tree == null 6030 || tree.sourcePackage.equals(p.info.packageName)) { 6031 bp.packageSetting = pkgSetting; 6032 bp.perm = p; 6033 bp.uid = pkg.applicationInfo.uid; 6034 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6035 if (r == null) { 6036 r = new StringBuilder(256); 6037 } else { 6038 r.append(' '); 6039 } 6040 r.append(p.info.name); 6041 } 6042 } else { 6043 Slog.w(TAG, "Permission " + p.info.name + " from package " 6044 + p.info.packageName + " ignored: base tree " 6045 + tree.name + " is from package " 6046 + tree.sourcePackage); 6047 } 6048 } else { 6049 Slog.w(TAG, "Permission " + p.info.name + " from package " 6050 + p.info.packageName + " ignored: original from " 6051 + bp.sourcePackage); 6052 } 6053 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6054 if (r == null) { 6055 r = new StringBuilder(256); 6056 } else { 6057 r.append(' '); 6058 } 6059 r.append("DUP:"); 6060 r.append(p.info.name); 6061 } 6062 if (bp.perm == p) { 6063 bp.protectionLevel = p.info.protectionLevel; 6064 } 6065 } else { 6066 Slog.w(TAG, "Permission " + p.info.name + " from package " 6067 + p.info.packageName + " ignored: no group " 6068 + p.group); 6069 } 6070 } 6071 if (r != null) { 6072 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6073 } 6074 6075 N = pkg.instrumentation.size(); 6076 r = null; 6077 for (i=0; i<N; i++) { 6078 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6079 a.info.packageName = pkg.applicationInfo.packageName; 6080 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6081 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6082 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6083 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6084 a.info.dataDir = pkg.applicationInfo.dataDir; 6085 6086 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6087 // need other information about the application, like the ABI and what not ? 6088 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6089 mInstrumentation.put(a.getComponentName(), a); 6090 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6091 if (r == null) { 6092 r = new StringBuilder(256); 6093 } else { 6094 r.append(' '); 6095 } 6096 r.append(a.info.name); 6097 } 6098 } 6099 if (r != null) { 6100 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6101 } 6102 6103 if (pkg.protectedBroadcasts != null) { 6104 N = pkg.protectedBroadcasts.size(); 6105 for (i=0; i<N; i++) { 6106 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6107 } 6108 } 6109 6110 pkgSetting.setTimeStamp(scanFileTime); 6111 6112 // Create idmap files for pairs of (packages, overlay packages). 6113 // Note: "android", ie framework-res.apk, is handled by native layers. 6114 if (pkg.mOverlayTarget != null) { 6115 // This is an overlay package. 6116 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6117 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6118 mOverlays.put(pkg.mOverlayTarget, 6119 new HashMap<String, PackageParser.Package>()); 6120 } 6121 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6122 map.put(pkg.packageName, pkg); 6123 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6124 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6125 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6126 "scanPackageLI failed to createIdmap"); 6127 } 6128 } 6129 } else if (mOverlays.containsKey(pkg.packageName) && 6130 !pkg.packageName.equals("android")) { 6131 // This is a regular package, with one or more known overlay packages. 6132 createIdmapsForPackageLI(pkg); 6133 } 6134 } 6135 6136 return pkg; 6137 } 6138 6139 /** 6140 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6141 * i.e, so that all packages can be run inside a single process if required. 6142 * 6143 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6144 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6145 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6146 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6147 * updating a package that belongs to a shared user. 6148 * 6149 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6150 * adds unnecessary complexity. 6151 */ 6152 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6153 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6154 String requiredInstructionSet = null; 6155 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6156 requiredInstructionSet = VMRuntime.getInstructionSet( 6157 scannedPackage.applicationInfo.primaryCpuAbi); 6158 } 6159 6160 PackageSetting requirer = null; 6161 for (PackageSetting ps : packagesForUser) { 6162 // If packagesForUser contains scannedPackage, we skip it. This will happen 6163 // when scannedPackage is an update of an existing package. Without this check, 6164 // we will never be able to change the ABI of any package belonging to a shared 6165 // user, even if it's compatible with other packages. 6166 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6167 if (ps.primaryCpuAbiString == null) { 6168 continue; 6169 } 6170 6171 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6172 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6173 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6174 // this but there's not much we can do. 6175 String errorMessage = "Instruction set mismatch, " 6176 + ((requirer == null) ? "[caller]" : requirer) 6177 + " requires " + requiredInstructionSet + " whereas " + ps 6178 + " requires " + instructionSet; 6179 Slog.w(TAG, errorMessage); 6180 } 6181 6182 if (requiredInstructionSet == null) { 6183 requiredInstructionSet = instructionSet; 6184 requirer = ps; 6185 } 6186 } 6187 } 6188 6189 if (requiredInstructionSet != null) { 6190 String adjustedAbi; 6191 if (requirer != null) { 6192 // requirer != null implies that either scannedPackage was null or that scannedPackage 6193 // did not require an ABI, in which case we have to adjust scannedPackage to match 6194 // the ABI of the set (which is the same as requirer's ABI) 6195 adjustedAbi = requirer.primaryCpuAbiString; 6196 if (scannedPackage != null) { 6197 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6198 } 6199 } else { 6200 // requirer == null implies that we're updating all ABIs in the set to 6201 // match scannedPackage. 6202 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6203 } 6204 6205 for (PackageSetting ps : packagesForUser) { 6206 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6207 if (ps.primaryCpuAbiString != null) { 6208 continue; 6209 } 6210 6211 ps.primaryCpuAbiString = adjustedAbi; 6212 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6213 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6214 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6215 6216 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6217 deferDexOpt, true) == DEX_OPT_FAILED) { 6218 ps.primaryCpuAbiString = null; 6219 ps.pkg.applicationInfo.primaryCpuAbi = null; 6220 return; 6221 } else { 6222 mInstaller.rmdex(ps.codePathString, 6223 getDexCodeInstructionSet(getPreferredInstructionSet())); 6224 } 6225 } 6226 } 6227 } 6228 } 6229 } 6230 6231 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6232 synchronized (mPackages) { 6233 mResolverReplaced = true; 6234 // Set up information for custom user intent resolution activity. 6235 mResolveActivity.applicationInfo = pkg.applicationInfo; 6236 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6237 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6238 mResolveActivity.processName = null; 6239 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6240 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6241 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6242 mResolveActivity.theme = 0; 6243 mResolveActivity.exported = true; 6244 mResolveActivity.enabled = true; 6245 mResolveInfo.activityInfo = mResolveActivity; 6246 mResolveInfo.priority = 0; 6247 mResolveInfo.preferredOrder = 0; 6248 mResolveInfo.match = 0; 6249 mResolveComponentName = mCustomResolverComponentName; 6250 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6251 mResolveComponentName); 6252 } 6253 } 6254 6255 private static String calculateBundledApkRoot(final String codePathString) { 6256 final File codePath = new File(codePathString); 6257 final File codeRoot; 6258 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6259 codeRoot = Environment.getRootDirectory(); 6260 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6261 codeRoot = Environment.getOemDirectory(); 6262 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6263 codeRoot = Environment.getVendorDirectory(); 6264 } else { 6265 // Unrecognized code path; take its top real segment as the apk root: 6266 // e.g. /something/app/blah.apk => /something 6267 try { 6268 File f = codePath.getCanonicalFile(); 6269 File parent = f.getParentFile(); // non-null because codePath is a file 6270 File tmp; 6271 while ((tmp = parent.getParentFile()) != null) { 6272 f = parent; 6273 parent = tmp; 6274 } 6275 codeRoot = f; 6276 Slog.w(TAG, "Unrecognized code path " 6277 + codePath + " - using " + codeRoot); 6278 } catch (IOException e) { 6279 // Can't canonicalize the code path -- shenanigans? 6280 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6281 return Environment.getRootDirectory().getPath(); 6282 } 6283 } 6284 return codeRoot.getPath(); 6285 } 6286 6287 /** 6288 * Derive and set the location of native libraries for the given package, 6289 * which varies depending on where and how the package was installed. 6290 */ 6291 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6292 final ApplicationInfo info = pkg.applicationInfo; 6293 final String codePath = pkg.codePath; 6294 final File codeFile = new File(codePath); 6295 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6296 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6297 6298 info.nativeLibraryRootDir = null; 6299 info.nativeLibraryRootRequiresIsa = false; 6300 info.nativeLibraryDir = null; 6301 info.secondaryNativeLibraryDir = null; 6302 6303 if (isApkFile(codeFile)) { 6304 // Monolithic install 6305 if (bundledApp) { 6306 // If "/system/lib64/apkname" exists, assume that is the per-package 6307 // native library directory to use; otherwise use "/system/lib/apkname". 6308 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6309 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6310 getPrimaryInstructionSet(info)); 6311 6312 // This is a bundled system app so choose the path based on the ABI. 6313 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6314 // is just the default path. 6315 final String apkName = deriveCodePathName(codePath); 6316 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6317 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6318 apkName).getAbsolutePath(); 6319 6320 if (info.secondaryCpuAbi != null) { 6321 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6322 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6323 secondaryLibDir, apkName).getAbsolutePath(); 6324 } 6325 } else if (asecApp) { 6326 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6327 .getAbsolutePath(); 6328 } else { 6329 final String apkName = deriveCodePathName(codePath); 6330 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6331 .getAbsolutePath(); 6332 } 6333 6334 info.nativeLibraryRootRequiresIsa = false; 6335 info.nativeLibraryDir = info.nativeLibraryRootDir; 6336 } else { 6337 // Cluster install 6338 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6339 info.nativeLibraryRootRequiresIsa = true; 6340 6341 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6342 getPrimaryInstructionSet(info)).getAbsolutePath(); 6343 6344 if (info.secondaryCpuAbi != null) { 6345 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6346 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6347 } 6348 } 6349 } 6350 6351 /** 6352 * Calculate the abis and roots for a bundled app. These can uniquely 6353 * be determined from the contents of the system partition, i.e whether 6354 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6355 * of this information, and instead assume that the system was built 6356 * sensibly. 6357 */ 6358 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6359 PackageSetting pkgSetting) { 6360 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6361 6362 // If "/system/lib64/apkname" exists, assume that is the per-package 6363 // native library directory to use; otherwise use "/system/lib/apkname". 6364 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6365 setBundledAppAbi(pkg, apkRoot, apkName); 6366 // pkgSetting might be null during rescan following uninstall of updates 6367 // to a bundled app, so accommodate that possibility. The settings in 6368 // that case will be established later from the parsed package. 6369 // 6370 // If the settings aren't null, sync them up with what we've just derived. 6371 // note that apkRoot isn't stored in the package settings. 6372 if (pkgSetting != null) { 6373 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6374 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6375 } 6376 } 6377 6378 /** 6379 * Deduces the ABI of a bundled app and sets the relevant fields on the 6380 * parsed pkg object. 6381 * 6382 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6383 * under which system libraries are installed. 6384 * @param apkName the name of the installed package. 6385 */ 6386 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6387 final File codeFile = new File(pkg.codePath); 6388 6389 final boolean has64BitLibs; 6390 final boolean has32BitLibs; 6391 if (isApkFile(codeFile)) { 6392 // Monolithic install 6393 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6394 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6395 } else { 6396 // Cluster install 6397 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6398 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6399 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6400 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6401 has64BitLibs = (new File(rootDir, isa)).exists(); 6402 } else { 6403 has64BitLibs = false; 6404 } 6405 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6406 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6407 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6408 has32BitLibs = (new File(rootDir, isa)).exists(); 6409 } else { 6410 has32BitLibs = false; 6411 } 6412 } 6413 6414 if (has64BitLibs && !has32BitLibs) { 6415 // The package has 64 bit libs, but not 32 bit libs. Its primary 6416 // ABI should be 64 bit. We can safely assume here that the bundled 6417 // native libraries correspond to the most preferred ABI in the list. 6418 6419 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6420 pkg.applicationInfo.secondaryCpuAbi = null; 6421 } else if (has32BitLibs && !has64BitLibs) { 6422 // The package has 32 bit libs but not 64 bit libs. Its primary 6423 // ABI should be 32 bit. 6424 6425 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6426 pkg.applicationInfo.secondaryCpuAbi = null; 6427 } else if (has32BitLibs && has64BitLibs) { 6428 // The application has both 64 and 32 bit bundled libraries. We check 6429 // here that the app declares multiArch support, and warn if it doesn't. 6430 // 6431 // We will be lenient here and record both ABIs. The primary will be the 6432 // ABI that's higher on the list, i.e, a device that's configured to prefer 6433 // 64 bit apps will see a 64 bit primary ABI, 6434 6435 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6436 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6437 } 6438 6439 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6440 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6441 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6442 } else { 6443 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6444 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6445 } 6446 } else { 6447 pkg.applicationInfo.primaryCpuAbi = null; 6448 pkg.applicationInfo.secondaryCpuAbi = null; 6449 } 6450 } 6451 6452 private void killApplication(String pkgName, int appId, String reason) { 6453 // Request the ActivityManager to kill the process(only for existing packages) 6454 // so that we do not end up in a confused state while the user is still using the older 6455 // version of the application while the new one gets installed. 6456 IActivityManager am = ActivityManagerNative.getDefault(); 6457 if (am != null) { 6458 try { 6459 am.killApplicationWithAppId(pkgName, appId, reason); 6460 } catch (RemoteException e) { 6461 } 6462 } 6463 } 6464 6465 void removePackageLI(PackageSetting ps, boolean chatty) { 6466 if (DEBUG_INSTALL) { 6467 if (chatty) 6468 Log.d(TAG, "Removing package " + ps.name); 6469 } 6470 6471 // writer 6472 synchronized (mPackages) { 6473 mPackages.remove(ps.name); 6474 final PackageParser.Package pkg = ps.pkg; 6475 if (pkg != null) { 6476 cleanPackageDataStructuresLILPw(pkg, chatty); 6477 } 6478 } 6479 } 6480 6481 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6482 if (DEBUG_INSTALL) { 6483 if (chatty) 6484 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6485 } 6486 6487 // writer 6488 synchronized (mPackages) { 6489 mPackages.remove(pkg.applicationInfo.packageName); 6490 cleanPackageDataStructuresLILPw(pkg, chatty); 6491 } 6492 } 6493 6494 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6495 int N = pkg.providers.size(); 6496 StringBuilder r = null; 6497 int i; 6498 for (i=0; i<N; i++) { 6499 PackageParser.Provider p = pkg.providers.get(i); 6500 mProviders.removeProvider(p); 6501 if (p.info.authority == null) { 6502 6503 /* There was another ContentProvider with this authority when 6504 * this app was installed so this authority is null, 6505 * Ignore it as we don't have to unregister the provider. 6506 */ 6507 continue; 6508 } 6509 String names[] = p.info.authority.split(";"); 6510 for (int j = 0; j < names.length; j++) { 6511 if (mProvidersByAuthority.get(names[j]) == p) { 6512 mProvidersByAuthority.remove(names[j]); 6513 if (DEBUG_REMOVE) { 6514 if (chatty) 6515 Log.d(TAG, "Unregistered content provider: " + names[j] 6516 + ", className = " + p.info.name + ", isSyncable = " 6517 + p.info.isSyncable); 6518 } 6519 } 6520 } 6521 if (DEBUG_REMOVE && chatty) { 6522 if (r == null) { 6523 r = new StringBuilder(256); 6524 } else { 6525 r.append(' '); 6526 } 6527 r.append(p.info.name); 6528 } 6529 } 6530 if (r != null) { 6531 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6532 } 6533 6534 N = pkg.services.size(); 6535 r = null; 6536 for (i=0; i<N; i++) { 6537 PackageParser.Service s = pkg.services.get(i); 6538 mServices.removeService(s); 6539 if (chatty) { 6540 if (r == null) { 6541 r = new StringBuilder(256); 6542 } else { 6543 r.append(' '); 6544 } 6545 r.append(s.info.name); 6546 } 6547 } 6548 if (r != null) { 6549 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6550 } 6551 6552 N = pkg.receivers.size(); 6553 r = null; 6554 for (i=0; i<N; i++) { 6555 PackageParser.Activity a = pkg.receivers.get(i); 6556 mReceivers.removeActivity(a, "receiver"); 6557 if (DEBUG_REMOVE && chatty) { 6558 if (r == null) { 6559 r = new StringBuilder(256); 6560 } else { 6561 r.append(' '); 6562 } 6563 r.append(a.info.name); 6564 } 6565 } 6566 if (r != null) { 6567 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6568 } 6569 6570 N = pkg.activities.size(); 6571 r = null; 6572 for (i=0; i<N; i++) { 6573 PackageParser.Activity a = pkg.activities.get(i); 6574 mActivities.removeActivity(a, "activity"); 6575 if (DEBUG_REMOVE && chatty) { 6576 if (r == null) { 6577 r = new StringBuilder(256); 6578 } else { 6579 r.append(' '); 6580 } 6581 r.append(a.info.name); 6582 } 6583 } 6584 if (r != null) { 6585 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6586 } 6587 6588 N = pkg.permissions.size(); 6589 r = null; 6590 for (i=0; i<N; i++) { 6591 PackageParser.Permission p = pkg.permissions.get(i); 6592 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6593 if (bp == null) { 6594 bp = mSettings.mPermissionTrees.get(p.info.name); 6595 } 6596 if (bp != null && bp.perm == p) { 6597 bp.perm = null; 6598 if (DEBUG_REMOVE && chatty) { 6599 if (r == null) { 6600 r = new StringBuilder(256); 6601 } else { 6602 r.append(' '); 6603 } 6604 r.append(p.info.name); 6605 } 6606 } 6607 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6608 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6609 if (appOpPerms != null) { 6610 appOpPerms.remove(pkg.packageName); 6611 } 6612 } 6613 } 6614 if (r != null) { 6615 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6616 } 6617 6618 N = pkg.requestedPermissions.size(); 6619 r = null; 6620 for (i=0; i<N; i++) { 6621 String perm = pkg.requestedPermissions.get(i); 6622 BasePermission bp = mSettings.mPermissions.get(perm); 6623 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6624 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6625 if (appOpPerms != null) { 6626 appOpPerms.remove(pkg.packageName); 6627 if (appOpPerms.isEmpty()) { 6628 mAppOpPermissionPackages.remove(perm); 6629 } 6630 } 6631 } 6632 } 6633 if (r != null) { 6634 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6635 } 6636 6637 N = pkg.instrumentation.size(); 6638 r = null; 6639 for (i=0; i<N; i++) { 6640 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6641 mInstrumentation.remove(a.getComponentName()); 6642 if (DEBUG_REMOVE && chatty) { 6643 if (r == null) { 6644 r = new StringBuilder(256); 6645 } else { 6646 r.append(' '); 6647 } 6648 r.append(a.info.name); 6649 } 6650 } 6651 if (r != null) { 6652 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6653 } 6654 6655 r = null; 6656 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6657 // Only system apps can hold shared libraries. 6658 if (pkg.libraryNames != null) { 6659 for (i=0; i<pkg.libraryNames.size(); i++) { 6660 String name = pkg.libraryNames.get(i); 6661 SharedLibraryEntry cur = mSharedLibraries.get(name); 6662 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6663 mSharedLibraries.remove(name); 6664 if (DEBUG_REMOVE && chatty) { 6665 if (r == null) { 6666 r = new StringBuilder(256); 6667 } else { 6668 r.append(' '); 6669 } 6670 r.append(name); 6671 } 6672 } 6673 } 6674 } 6675 } 6676 if (r != null) { 6677 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6678 } 6679 } 6680 6681 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6682 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6683 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6684 return true; 6685 } 6686 } 6687 return false; 6688 } 6689 6690 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6691 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6692 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6693 6694 private void updatePermissionsLPw(String changingPkg, 6695 PackageParser.Package pkgInfo, int flags) { 6696 // Make sure there are no dangling permission trees. 6697 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6698 while (it.hasNext()) { 6699 final BasePermission bp = it.next(); 6700 if (bp.packageSetting == null) { 6701 // We may not yet have parsed the package, so just see if 6702 // we still know about its settings. 6703 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6704 } 6705 if (bp.packageSetting == null) { 6706 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6707 + " from package " + bp.sourcePackage); 6708 it.remove(); 6709 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6710 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6711 Slog.i(TAG, "Removing old permission tree: " + bp.name 6712 + " from package " + bp.sourcePackage); 6713 flags |= UPDATE_PERMISSIONS_ALL; 6714 it.remove(); 6715 } 6716 } 6717 } 6718 6719 // Make sure all dynamic permissions have been assigned to a package, 6720 // and make sure there are no dangling permissions. 6721 it = mSettings.mPermissions.values().iterator(); 6722 while (it.hasNext()) { 6723 final BasePermission bp = it.next(); 6724 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6725 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6726 + bp.name + " pkg=" + bp.sourcePackage 6727 + " info=" + bp.pendingInfo); 6728 if (bp.packageSetting == null && bp.pendingInfo != null) { 6729 final BasePermission tree = findPermissionTreeLP(bp.name); 6730 if (tree != null && tree.perm != null) { 6731 bp.packageSetting = tree.packageSetting; 6732 bp.perm = new PackageParser.Permission(tree.perm.owner, 6733 new PermissionInfo(bp.pendingInfo)); 6734 bp.perm.info.packageName = tree.perm.info.packageName; 6735 bp.perm.info.name = bp.name; 6736 bp.uid = tree.uid; 6737 } 6738 } 6739 } 6740 if (bp.packageSetting == null) { 6741 // We may not yet have parsed the package, so just see if 6742 // we still know about its settings. 6743 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6744 } 6745 if (bp.packageSetting == null) { 6746 Slog.w(TAG, "Removing dangling permission: " + bp.name 6747 + " from package " + bp.sourcePackage); 6748 it.remove(); 6749 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6750 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6751 Slog.i(TAG, "Removing old permission: " + bp.name 6752 + " from package " + bp.sourcePackage); 6753 flags |= UPDATE_PERMISSIONS_ALL; 6754 it.remove(); 6755 } 6756 } 6757 } 6758 6759 // Now update the permissions for all packages, in particular 6760 // replace the granted permissions of the system packages. 6761 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6762 for (PackageParser.Package pkg : mPackages.values()) { 6763 if (pkg != pkgInfo) { 6764 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6765 } 6766 } 6767 } 6768 6769 if (pkgInfo != null) { 6770 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6771 } 6772 } 6773 6774 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6775 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6776 if (ps == null) { 6777 return; 6778 } 6779 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6780 HashSet<String> origPermissions = gp.grantedPermissions; 6781 boolean changedPermission = false; 6782 6783 if (replace) { 6784 ps.permissionsFixed = false; 6785 if (gp == ps) { 6786 origPermissions = new HashSet<String>(gp.grantedPermissions); 6787 gp.grantedPermissions.clear(); 6788 gp.gids = mGlobalGids; 6789 } 6790 } 6791 6792 if (gp.gids == null) { 6793 gp.gids = mGlobalGids; 6794 } 6795 6796 final int N = pkg.requestedPermissions.size(); 6797 for (int i=0; i<N; i++) { 6798 final String name = pkg.requestedPermissions.get(i); 6799 final boolean required = pkg.requestedPermissionsRequired.get(i); 6800 final BasePermission bp = mSettings.mPermissions.get(name); 6801 if (DEBUG_INSTALL) { 6802 if (gp != ps) { 6803 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6804 } 6805 } 6806 6807 if (bp == null || bp.packageSetting == null) { 6808 Slog.w(TAG, "Unknown permission " + name 6809 + " in package " + pkg.packageName); 6810 continue; 6811 } 6812 6813 final String perm = bp.name; 6814 boolean allowed; 6815 boolean allowedSig = false; 6816 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6817 // Keep track of app op permissions. 6818 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6819 if (pkgs == null) { 6820 pkgs = new ArraySet<>(); 6821 mAppOpPermissionPackages.put(bp.name, pkgs); 6822 } 6823 pkgs.add(pkg.packageName); 6824 } 6825 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6826 if (level == PermissionInfo.PROTECTION_NORMAL 6827 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6828 // We grant a normal or dangerous permission if any of the following 6829 // are true: 6830 // 1) The permission is required 6831 // 2) The permission is optional, but was granted in the past 6832 // 3) The permission is optional, but was requested by an 6833 // app in /system (not /data) 6834 // 6835 // Otherwise, reject the permission. 6836 allowed = (required || origPermissions.contains(perm) 6837 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6838 } else if (bp.packageSetting == null) { 6839 // This permission is invalid; skip it. 6840 allowed = false; 6841 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6842 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6843 if (allowed) { 6844 allowedSig = true; 6845 } 6846 } else { 6847 allowed = false; 6848 } 6849 if (DEBUG_INSTALL) { 6850 if (gp != ps) { 6851 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6852 } 6853 } 6854 if (allowed) { 6855 if (!isSystemApp(ps) && ps.permissionsFixed) { 6856 // If this is an existing, non-system package, then 6857 // we can't add any new permissions to it. 6858 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6859 // Except... if this is a permission that was added 6860 // to the platform (note: need to only do this when 6861 // updating the platform). 6862 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6863 } 6864 } 6865 if (allowed) { 6866 if (!gp.grantedPermissions.contains(perm)) { 6867 changedPermission = true; 6868 gp.grantedPermissions.add(perm); 6869 gp.gids = appendInts(gp.gids, bp.gids); 6870 } else if (!ps.haveGids) { 6871 gp.gids = appendInts(gp.gids, bp.gids); 6872 } 6873 } else { 6874 Slog.w(TAG, "Not granting permission " + perm 6875 + " to package " + pkg.packageName 6876 + " because it was previously installed without"); 6877 } 6878 } else { 6879 if (gp.grantedPermissions.remove(perm)) { 6880 changedPermission = true; 6881 gp.gids = removeInts(gp.gids, bp.gids); 6882 Slog.i(TAG, "Un-granting permission " + perm 6883 + " from package " + pkg.packageName 6884 + " (protectionLevel=" + bp.protectionLevel 6885 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6886 + ")"); 6887 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6888 // Don't print warning for app op permissions, since it is fine for them 6889 // not to be granted, there is a UI for the user to decide. 6890 Slog.w(TAG, "Not granting permission " + perm 6891 + " to package " + pkg.packageName 6892 + " (protectionLevel=" + bp.protectionLevel 6893 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6894 + ")"); 6895 } 6896 } 6897 } 6898 6899 if ((changedPermission || replace) && !ps.permissionsFixed && 6900 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6901 // This is the first that we have heard about this package, so the 6902 // permissions we have now selected are fixed until explicitly 6903 // changed. 6904 ps.permissionsFixed = true; 6905 } 6906 ps.haveGids = true; 6907 } 6908 6909 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6910 boolean allowed = false; 6911 final int NP = PackageParser.NEW_PERMISSIONS.length; 6912 for (int ip=0; ip<NP; ip++) { 6913 final PackageParser.NewPermissionInfo npi 6914 = PackageParser.NEW_PERMISSIONS[ip]; 6915 if (npi.name.equals(perm) 6916 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6917 allowed = true; 6918 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6919 + pkg.packageName); 6920 break; 6921 } 6922 } 6923 return allowed; 6924 } 6925 6926 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6927 BasePermission bp, HashSet<String> origPermissions) { 6928 boolean allowed; 6929 allowed = (compareSignatures( 6930 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6931 == PackageManager.SIGNATURE_MATCH) 6932 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6933 == PackageManager.SIGNATURE_MATCH); 6934 if (!allowed && (bp.protectionLevel 6935 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6936 if (isSystemApp(pkg)) { 6937 // For updated system applications, a system permission 6938 // is granted only if it had been defined by the original application. 6939 if (isUpdatedSystemApp(pkg)) { 6940 final PackageSetting sysPs = mSettings 6941 .getDisabledSystemPkgLPr(pkg.packageName); 6942 final GrantedPermissions origGp = sysPs.sharedUser != null 6943 ? sysPs.sharedUser : sysPs; 6944 6945 if (origGp.grantedPermissions.contains(perm)) { 6946 // If the original was granted this permission, we take 6947 // that grant decision as read and propagate it to the 6948 // update. 6949 allowed = true; 6950 } else { 6951 // The system apk may have been updated with an older 6952 // version of the one on the data partition, but which 6953 // granted a new system permission that it didn't have 6954 // before. In this case we do want to allow the app to 6955 // now get the new permission if the ancestral apk is 6956 // privileged to get it. 6957 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6958 for (int j=0; 6959 j<sysPs.pkg.requestedPermissions.size(); j++) { 6960 if (perm.equals( 6961 sysPs.pkg.requestedPermissions.get(j))) { 6962 allowed = true; 6963 break; 6964 } 6965 } 6966 } 6967 } 6968 } else { 6969 allowed = isPrivilegedApp(pkg); 6970 } 6971 } 6972 } 6973 if (!allowed && (bp.protectionLevel 6974 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6975 // For development permissions, a development permission 6976 // is granted only if it was already granted. 6977 allowed = origPermissions.contains(perm); 6978 } 6979 return allowed; 6980 } 6981 6982 final class ActivityIntentResolver 6983 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6984 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6985 boolean defaultOnly, int userId) { 6986 if (!sUserManager.exists(userId)) return null; 6987 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6988 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6989 } 6990 6991 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6992 int userId) { 6993 if (!sUserManager.exists(userId)) return null; 6994 mFlags = flags; 6995 return super.queryIntent(intent, resolvedType, 6996 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6997 } 6998 6999 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7000 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7001 if (!sUserManager.exists(userId)) return null; 7002 if (packageActivities == null) { 7003 return null; 7004 } 7005 mFlags = flags; 7006 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7007 final int N = packageActivities.size(); 7008 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7009 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7010 7011 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7012 for (int i = 0; i < N; ++i) { 7013 intentFilters = packageActivities.get(i).intents; 7014 if (intentFilters != null && intentFilters.size() > 0) { 7015 PackageParser.ActivityIntentInfo[] array = 7016 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7017 intentFilters.toArray(array); 7018 listCut.add(array); 7019 } 7020 } 7021 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7022 } 7023 7024 public final void addActivity(PackageParser.Activity a, String type) { 7025 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7026 mActivities.put(a.getComponentName(), a); 7027 if (DEBUG_SHOW_INFO) 7028 Log.v( 7029 TAG, " " + type + " " + 7030 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7031 if (DEBUG_SHOW_INFO) 7032 Log.v(TAG, " Class=" + a.info.name); 7033 final int NI = a.intents.size(); 7034 for (int j=0; j<NI; j++) { 7035 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7036 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7037 intent.setPriority(0); 7038 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7039 + a.className + " with priority > 0, forcing to 0"); 7040 } 7041 if (DEBUG_SHOW_INFO) { 7042 Log.v(TAG, " IntentFilter:"); 7043 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7044 } 7045 if (!intent.debugCheck()) { 7046 Log.w(TAG, "==> For Activity " + a.info.name); 7047 } 7048 addFilter(intent); 7049 } 7050 } 7051 7052 public final void removeActivity(PackageParser.Activity a, String type) { 7053 mActivities.remove(a.getComponentName()); 7054 if (DEBUG_SHOW_INFO) { 7055 Log.v(TAG, " " + type + " " 7056 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7057 : a.info.name) + ":"); 7058 Log.v(TAG, " Class=" + a.info.name); 7059 } 7060 final int NI = a.intents.size(); 7061 for (int j=0; j<NI; j++) { 7062 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7063 if (DEBUG_SHOW_INFO) { 7064 Log.v(TAG, " IntentFilter:"); 7065 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7066 } 7067 removeFilter(intent); 7068 } 7069 } 7070 7071 @Override 7072 protected boolean allowFilterResult( 7073 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7074 ActivityInfo filterAi = filter.activity.info; 7075 for (int i=dest.size()-1; i>=0; i--) { 7076 ActivityInfo destAi = dest.get(i).activityInfo; 7077 if (destAi.name == filterAi.name 7078 && destAi.packageName == filterAi.packageName) { 7079 return false; 7080 } 7081 } 7082 return true; 7083 } 7084 7085 @Override 7086 protected ActivityIntentInfo[] newArray(int size) { 7087 return new ActivityIntentInfo[size]; 7088 } 7089 7090 @Override 7091 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7092 if (!sUserManager.exists(userId)) return true; 7093 PackageParser.Package p = filter.activity.owner; 7094 if (p != null) { 7095 PackageSetting ps = (PackageSetting)p.mExtras; 7096 if (ps != null) { 7097 // System apps are never considered stopped for purposes of 7098 // filtering, because there may be no way for the user to 7099 // actually re-launch them. 7100 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7101 && ps.getStopped(userId); 7102 } 7103 } 7104 return false; 7105 } 7106 7107 @Override 7108 protected boolean isPackageForFilter(String packageName, 7109 PackageParser.ActivityIntentInfo info) { 7110 return packageName.equals(info.activity.owner.packageName); 7111 } 7112 7113 @Override 7114 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7115 int match, int userId) { 7116 if (!sUserManager.exists(userId)) return null; 7117 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7118 return null; 7119 } 7120 final PackageParser.Activity activity = info.activity; 7121 if (mSafeMode && (activity.info.applicationInfo.flags 7122 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7123 return null; 7124 } 7125 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7126 if (ps == null) { 7127 return null; 7128 } 7129 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7130 ps.readUserState(userId), userId); 7131 if (ai == null) { 7132 return null; 7133 } 7134 final ResolveInfo res = new ResolveInfo(); 7135 res.activityInfo = ai; 7136 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7137 res.filter = info; 7138 } 7139 res.priority = info.getPriority(); 7140 res.preferredOrder = activity.owner.mPreferredOrder; 7141 //System.out.println("Result: " + res.activityInfo.className + 7142 // " = " + res.priority); 7143 res.match = match; 7144 res.isDefault = info.hasDefault; 7145 res.labelRes = info.labelRes; 7146 res.nonLocalizedLabel = info.nonLocalizedLabel; 7147 if (userNeedsBadging(userId)) { 7148 res.noResourceId = true; 7149 } else { 7150 res.icon = info.icon; 7151 } 7152 res.system = isSystemApp(res.activityInfo.applicationInfo); 7153 return res; 7154 } 7155 7156 @Override 7157 protected void sortResults(List<ResolveInfo> results) { 7158 Collections.sort(results, mResolvePrioritySorter); 7159 } 7160 7161 @Override 7162 protected void dumpFilter(PrintWriter out, String prefix, 7163 PackageParser.ActivityIntentInfo filter) { 7164 out.print(prefix); out.print( 7165 Integer.toHexString(System.identityHashCode(filter.activity))); 7166 out.print(' '); 7167 filter.activity.printComponentShortName(out); 7168 out.print(" filter "); 7169 out.println(Integer.toHexString(System.identityHashCode(filter))); 7170 } 7171 7172// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7173// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7174// final List<ResolveInfo> retList = Lists.newArrayList(); 7175// while (i.hasNext()) { 7176// final ResolveInfo resolveInfo = i.next(); 7177// if (isEnabledLP(resolveInfo.activityInfo)) { 7178// retList.add(resolveInfo); 7179// } 7180// } 7181// return retList; 7182// } 7183 7184 // Keys are String (activity class name), values are Activity. 7185 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7186 = new HashMap<ComponentName, PackageParser.Activity>(); 7187 private int mFlags; 7188 } 7189 7190 private final class ServiceIntentResolver 7191 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7192 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7193 boolean defaultOnly, int userId) { 7194 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7195 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7196 } 7197 7198 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7199 int userId) { 7200 if (!sUserManager.exists(userId)) return null; 7201 mFlags = flags; 7202 return super.queryIntent(intent, resolvedType, 7203 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7204 } 7205 7206 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7207 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7208 if (!sUserManager.exists(userId)) return null; 7209 if (packageServices == null) { 7210 return null; 7211 } 7212 mFlags = flags; 7213 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7214 final int N = packageServices.size(); 7215 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7216 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7217 7218 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7219 for (int i = 0; i < N; ++i) { 7220 intentFilters = packageServices.get(i).intents; 7221 if (intentFilters != null && intentFilters.size() > 0) { 7222 PackageParser.ServiceIntentInfo[] array = 7223 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7224 intentFilters.toArray(array); 7225 listCut.add(array); 7226 } 7227 } 7228 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7229 } 7230 7231 public final void addService(PackageParser.Service s) { 7232 mServices.put(s.getComponentName(), s); 7233 if (DEBUG_SHOW_INFO) { 7234 Log.v(TAG, " " 7235 + (s.info.nonLocalizedLabel != null 7236 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7237 Log.v(TAG, " Class=" + s.info.name); 7238 } 7239 final int NI = s.intents.size(); 7240 int j; 7241 for (j=0; j<NI; j++) { 7242 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7243 if (DEBUG_SHOW_INFO) { 7244 Log.v(TAG, " IntentFilter:"); 7245 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7246 } 7247 if (!intent.debugCheck()) { 7248 Log.w(TAG, "==> For Service " + s.info.name); 7249 } 7250 addFilter(intent); 7251 } 7252 } 7253 7254 public final void removeService(PackageParser.Service s) { 7255 mServices.remove(s.getComponentName()); 7256 if (DEBUG_SHOW_INFO) { 7257 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7258 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7259 Log.v(TAG, " Class=" + s.info.name); 7260 } 7261 final int NI = s.intents.size(); 7262 int j; 7263 for (j=0; j<NI; j++) { 7264 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7265 if (DEBUG_SHOW_INFO) { 7266 Log.v(TAG, " IntentFilter:"); 7267 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7268 } 7269 removeFilter(intent); 7270 } 7271 } 7272 7273 @Override 7274 protected boolean allowFilterResult( 7275 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7276 ServiceInfo filterSi = filter.service.info; 7277 for (int i=dest.size()-1; i>=0; i--) { 7278 ServiceInfo destAi = dest.get(i).serviceInfo; 7279 if (destAi.name == filterSi.name 7280 && destAi.packageName == filterSi.packageName) { 7281 return false; 7282 } 7283 } 7284 return true; 7285 } 7286 7287 @Override 7288 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7289 return new PackageParser.ServiceIntentInfo[size]; 7290 } 7291 7292 @Override 7293 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7294 if (!sUserManager.exists(userId)) return true; 7295 PackageParser.Package p = filter.service.owner; 7296 if (p != null) { 7297 PackageSetting ps = (PackageSetting)p.mExtras; 7298 if (ps != null) { 7299 // System apps are never considered stopped for purposes of 7300 // filtering, because there may be no way for the user to 7301 // actually re-launch them. 7302 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7303 && ps.getStopped(userId); 7304 } 7305 } 7306 return false; 7307 } 7308 7309 @Override 7310 protected boolean isPackageForFilter(String packageName, 7311 PackageParser.ServiceIntentInfo info) { 7312 return packageName.equals(info.service.owner.packageName); 7313 } 7314 7315 @Override 7316 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7317 int match, int userId) { 7318 if (!sUserManager.exists(userId)) return null; 7319 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7320 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7321 return null; 7322 } 7323 final PackageParser.Service service = info.service; 7324 if (mSafeMode && (service.info.applicationInfo.flags 7325 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7326 return null; 7327 } 7328 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7329 if (ps == null) { 7330 return null; 7331 } 7332 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7333 ps.readUserState(userId), userId); 7334 if (si == null) { 7335 return null; 7336 } 7337 final ResolveInfo res = new ResolveInfo(); 7338 res.serviceInfo = si; 7339 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7340 res.filter = filter; 7341 } 7342 res.priority = info.getPriority(); 7343 res.preferredOrder = service.owner.mPreferredOrder; 7344 //System.out.println("Result: " + res.activityInfo.className + 7345 // " = " + res.priority); 7346 res.match = match; 7347 res.isDefault = info.hasDefault; 7348 res.labelRes = info.labelRes; 7349 res.nonLocalizedLabel = info.nonLocalizedLabel; 7350 res.icon = info.icon; 7351 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7352 return res; 7353 } 7354 7355 @Override 7356 protected void sortResults(List<ResolveInfo> results) { 7357 Collections.sort(results, mResolvePrioritySorter); 7358 } 7359 7360 @Override 7361 protected void dumpFilter(PrintWriter out, String prefix, 7362 PackageParser.ServiceIntentInfo filter) { 7363 out.print(prefix); out.print( 7364 Integer.toHexString(System.identityHashCode(filter.service))); 7365 out.print(' '); 7366 filter.service.printComponentShortName(out); 7367 out.print(" filter "); 7368 out.println(Integer.toHexString(System.identityHashCode(filter))); 7369 } 7370 7371// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7372// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7373// final List<ResolveInfo> retList = Lists.newArrayList(); 7374// while (i.hasNext()) { 7375// final ResolveInfo resolveInfo = (ResolveInfo) i; 7376// if (isEnabledLP(resolveInfo.serviceInfo)) { 7377// retList.add(resolveInfo); 7378// } 7379// } 7380// return retList; 7381// } 7382 7383 // Keys are String (activity class name), values are Activity. 7384 private final HashMap<ComponentName, PackageParser.Service> mServices 7385 = new HashMap<ComponentName, PackageParser.Service>(); 7386 private int mFlags; 7387 }; 7388 7389 private final class ProviderIntentResolver 7390 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7391 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7392 boolean defaultOnly, int userId) { 7393 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7394 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7395 } 7396 7397 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7398 int userId) { 7399 if (!sUserManager.exists(userId)) 7400 return null; 7401 mFlags = flags; 7402 return super.queryIntent(intent, resolvedType, 7403 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7404 } 7405 7406 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7407 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7408 if (!sUserManager.exists(userId)) 7409 return null; 7410 if (packageProviders == null) { 7411 return null; 7412 } 7413 mFlags = flags; 7414 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7415 final int N = packageProviders.size(); 7416 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7417 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7418 7419 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7420 for (int i = 0; i < N; ++i) { 7421 intentFilters = packageProviders.get(i).intents; 7422 if (intentFilters != null && intentFilters.size() > 0) { 7423 PackageParser.ProviderIntentInfo[] array = 7424 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7425 intentFilters.toArray(array); 7426 listCut.add(array); 7427 } 7428 } 7429 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7430 } 7431 7432 public final void addProvider(PackageParser.Provider p) { 7433 if (mProviders.containsKey(p.getComponentName())) { 7434 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7435 return; 7436 } 7437 7438 mProviders.put(p.getComponentName(), p); 7439 if (DEBUG_SHOW_INFO) { 7440 Log.v(TAG, " " 7441 + (p.info.nonLocalizedLabel != null 7442 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7443 Log.v(TAG, " Class=" + p.info.name); 7444 } 7445 final int NI = p.intents.size(); 7446 int j; 7447 for (j = 0; j < NI; j++) { 7448 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7449 if (DEBUG_SHOW_INFO) { 7450 Log.v(TAG, " IntentFilter:"); 7451 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7452 } 7453 if (!intent.debugCheck()) { 7454 Log.w(TAG, "==> For Provider " + p.info.name); 7455 } 7456 addFilter(intent); 7457 } 7458 } 7459 7460 public final void removeProvider(PackageParser.Provider p) { 7461 mProviders.remove(p.getComponentName()); 7462 if (DEBUG_SHOW_INFO) { 7463 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7464 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7465 Log.v(TAG, " Class=" + p.info.name); 7466 } 7467 final int NI = p.intents.size(); 7468 int j; 7469 for (j = 0; j < NI; j++) { 7470 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7471 if (DEBUG_SHOW_INFO) { 7472 Log.v(TAG, " IntentFilter:"); 7473 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7474 } 7475 removeFilter(intent); 7476 } 7477 } 7478 7479 @Override 7480 protected boolean allowFilterResult( 7481 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7482 ProviderInfo filterPi = filter.provider.info; 7483 for (int i = dest.size() - 1; i >= 0; i--) { 7484 ProviderInfo destPi = dest.get(i).providerInfo; 7485 if (destPi.name == filterPi.name 7486 && destPi.packageName == filterPi.packageName) { 7487 return false; 7488 } 7489 } 7490 return true; 7491 } 7492 7493 @Override 7494 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7495 return new PackageParser.ProviderIntentInfo[size]; 7496 } 7497 7498 @Override 7499 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7500 if (!sUserManager.exists(userId)) 7501 return true; 7502 PackageParser.Package p = filter.provider.owner; 7503 if (p != null) { 7504 PackageSetting ps = (PackageSetting) p.mExtras; 7505 if (ps != null) { 7506 // System apps are never considered stopped for purposes of 7507 // filtering, because there may be no way for the user to 7508 // actually re-launch them. 7509 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7510 && ps.getStopped(userId); 7511 } 7512 } 7513 return false; 7514 } 7515 7516 @Override 7517 protected boolean isPackageForFilter(String packageName, 7518 PackageParser.ProviderIntentInfo info) { 7519 return packageName.equals(info.provider.owner.packageName); 7520 } 7521 7522 @Override 7523 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7524 int match, int userId) { 7525 if (!sUserManager.exists(userId)) 7526 return null; 7527 final PackageParser.ProviderIntentInfo info = filter; 7528 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7529 return null; 7530 } 7531 final PackageParser.Provider provider = info.provider; 7532 if (mSafeMode && (provider.info.applicationInfo.flags 7533 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7534 return null; 7535 } 7536 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7537 if (ps == null) { 7538 return null; 7539 } 7540 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7541 ps.readUserState(userId), userId); 7542 if (pi == null) { 7543 return null; 7544 } 7545 final ResolveInfo res = new ResolveInfo(); 7546 res.providerInfo = pi; 7547 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7548 res.filter = filter; 7549 } 7550 res.priority = info.getPriority(); 7551 res.preferredOrder = provider.owner.mPreferredOrder; 7552 res.match = match; 7553 res.isDefault = info.hasDefault; 7554 res.labelRes = info.labelRes; 7555 res.nonLocalizedLabel = info.nonLocalizedLabel; 7556 res.icon = info.icon; 7557 res.system = isSystemApp(res.providerInfo.applicationInfo); 7558 return res; 7559 } 7560 7561 @Override 7562 protected void sortResults(List<ResolveInfo> results) { 7563 Collections.sort(results, mResolvePrioritySorter); 7564 } 7565 7566 @Override 7567 protected void dumpFilter(PrintWriter out, String prefix, 7568 PackageParser.ProviderIntentInfo filter) { 7569 out.print(prefix); 7570 out.print( 7571 Integer.toHexString(System.identityHashCode(filter.provider))); 7572 out.print(' '); 7573 filter.provider.printComponentShortName(out); 7574 out.print(" filter "); 7575 out.println(Integer.toHexString(System.identityHashCode(filter))); 7576 } 7577 7578 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7579 = new HashMap<ComponentName, PackageParser.Provider>(); 7580 private int mFlags; 7581 }; 7582 7583 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7584 new Comparator<ResolveInfo>() { 7585 public int compare(ResolveInfo r1, ResolveInfo r2) { 7586 int v1 = r1.priority; 7587 int v2 = r2.priority; 7588 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7589 if (v1 != v2) { 7590 return (v1 > v2) ? -1 : 1; 7591 } 7592 v1 = r1.preferredOrder; 7593 v2 = r2.preferredOrder; 7594 if (v1 != v2) { 7595 return (v1 > v2) ? -1 : 1; 7596 } 7597 if (r1.isDefault != r2.isDefault) { 7598 return r1.isDefault ? -1 : 1; 7599 } 7600 v1 = r1.match; 7601 v2 = r2.match; 7602 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7603 if (v1 != v2) { 7604 return (v1 > v2) ? -1 : 1; 7605 } 7606 if (r1.system != r2.system) { 7607 return r1.system ? -1 : 1; 7608 } 7609 return 0; 7610 } 7611 }; 7612 7613 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7614 new Comparator<ProviderInfo>() { 7615 public int compare(ProviderInfo p1, ProviderInfo p2) { 7616 final int v1 = p1.initOrder; 7617 final int v2 = p2.initOrder; 7618 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7619 } 7620 }; 7621 7622 static final void sendPackageBroadcast(String action, String pkg, 7623 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7624 int[] userIds) { 7625 IActivityManager am = ActivityManagerNative.getDefault(); 7626 if (am != null) { 7627 try { 7628 if (userIds == null) { 7629 userIds = am.getRunningUserIds(); 7630 } 7631 for (int id : userIds) { 7632 final Intent intent = new Intent(action, 7633 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7634 if (extras != null) { 7635 intent.putExtras(extras); 7636 } 7637 if (targetPkg != null) { 7638 intent.setPackage(targetPkg); 7639 } 7640 // Modify the UID when posting to other users 7641 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7642 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7643 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7644 intent.putExtra(Intent.EXTRA_UID, uid); 7645 } 7646 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7647 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7648 if (DEBUG_BROADCASTS) { 7649 RuntimeException here = new RuntimeException("here"); 7650 here.fillInStackTrace(); 7651 Slog.d(TAG, "Sending to user " + id + ": " 7652 + intent.toShortString(false, true, false, false) 7653 + " " + intent.getExtras(), here); 7654 } 7655 am.broadcastIntent(null, intent, null, finishedReceiver, 7656 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7657 finishedReceiver != null, false, id); 7658 } 7659 } catch (RemoteException ex) { 7660 } 7661 } 7662 } 7663 7664 /** 7665 * Check if the external storage media is available. This is true if there 7666 * is a mounted external storage medium or if the external storage is 7667 * emulated. 7668 */ 7669 private boolean isExternalMediaAvailable() { 7670 return mMediaMounted || Environment.isExternalStorageEmulated(); 7671 } 7672 7673 @Override 7674 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7675 // writer 7676 synchronized (mPackages) { 7677 if (!isExternalMediaAvailable()) { 7678 // If the external storage is no longer mounted at this point, 7679 // the caller may not have been able to delete all of this 7680 // packages files and can not delete any more. Bail. 7681 return null; 7682 } 7683 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7684 if (lastPackage != null) { 7685 pkgs.remove(lastPackage); 7686 } 7687 if (pkgs.size() > 0) { 7688 return pkgs.get(0); 7689 } 7690 } 7691 return null; 7692 } 7693 7694 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7695 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7696 userId, andCode ? 1 : 0, packageName); 7697 if (mSystemReady) { 7698 msg.sendToTarget(); 7699 } else { 7700 if (mPostSystemReadyMessages == null) { 7701 mPostSystemReadyMessages = new ArrayList<>(); 7702 } 7703 mPostSystemReadyMessages.add(msg); 7704 } 7705 } 7706 7707 void startCleaningPackages() { 7708 // reader 7709 synchronized (mPackages) { 7710 if (!isExternalMediaAvailable()) { 7711 return; 7712 } 7713 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7714 return; 7715 } 7716 } 7717 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7718 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7719 IActivityManager am = ActivityManagerNative.getDefault(); 7720 if (am != null) { 7721 try { 7722 am.startService(null, intent, null, UserHandle.USER_OWNER); 7723 } catch (RemoteException e) { 7724 } 7725 } 7726 } 7727 7728 @Override 7729 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7730 int installFlags, String installerPackageName, VerificationParams verificationParams, 7731 String packageAbiOverride) { 7732 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7733 packageAbiOverride, UserHandle.getCallingUserId()); 7734 } 7735 7736 @Override 7737 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7738 int installFlags, String installerPackageName, VerificationParams verificationParams, 7739 String packageAbiOverride, int userId) { 7740 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7741 null); 7742 if (UserHandle.getCallingUserId() != userId) { 7743 mContext.enforceCallingOrSelfPermission( 7744 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7745 "installPackage " + userId); 7746 } 7747 7748 final File originFile = new File(originPath); 7749 final int uid = Binder.getCallingUid(); 7750 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7751 try { 7752 if (observer != null) { 7753 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7754 } 7755 } catch (RemoteException re) { 7756 } 7757 return; 7758 } 7759 7760 UserHandle user; 7761 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7762 user = UserHandle.ALL; 7763 } else { 7764 user = new UserHandle(userId); 7765 } 7766 7767 final int filteredInstallFlags; 7768 if (uid == Process.SHELL_UID || uid == 0) { 7769 if (DEBUG_INSTALL) { 7770 Slog.v(TAG, "Install from ADB"); 7771 } 7772 filteredInstallFlags = installFlags | PackageManager.INSTALL_FROM_ADB; 7773 } else { 7774 filteredInstallFlags = installFlags & ~PackageManager.INSTALL_FROM_ADB; 7775 } 7776 7777 verificationParams.setInstallerUid(uid); 7778 7779 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7780 7781 final Message msg = mHandler.obtainMessage(INIT_COPY); 7782 msg.obj = new InstallParams(origin, observer, filteredInstallFlags, 7783 installerPackageName, verificationParams, user, packageAbiOverride); 7784 mHandler.sendMessage(msg); 7785 } 7786 7787 void installStage(String packageName, File stagedDir, String stagedCid, 7788 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7789 String installerPackageName, int installerUid, UserHandle user) { 7790 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7791 params.referrerUri, installerUid, null); 7792 7793 final OriginInfo origin; 7794 if (stagedDir != null) { 7795 origin = OriginInfo.fromStagedFile(stagedDir); 7796 } else { 7797 origin = OriginInfo.fromStagedContainer(stagedCid); 7798 } 7799 7800 final Message msg = mHandler.obtainMessage(INIT_COPY); 7801 msg.obj = new InstallParams(origin, observer, params.installFlags, 7802 installerPackageName, verifParams, user, params.abiOverride); 7803 mHandler.sendMessage(msg); 7804 } 7805 7806 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7807 Bundle extras = new Bundle(1); 7808 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7809 7810 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7811 packageName, extras, null, null, new int[] {userId}); 7812 try { 7813 IActivityManager am = ActivityManagerNative.getDefault(); 7814 final boolean isSystem = 7815 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7816 if (isSystem && am.isUserRunning(userId, false)) { 7817 // The just-installed/enabled app is bundled on the system, so presumed 7818 // to be able to run automatically without needing an explicit launch. 7819 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7820 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7821 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7822 .setPackage(packageName); 7823 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7824 android.app.AppOpsManager.OP_NONE, false, false, userId); 7825 } 7826 } catch (RemoteException e) { 7827 // shouldn't happen 7828 Slog.w(TAG, "Unable to bootstrap installed package", e); 7829 } 7830 } 7831 7832 @Override 7833 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7834 int userId) { 7835 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7836 PackageSetting pkgSetting; 7837 final int uid = Binder.getCallingUid(); 7838 if (UserHandle.getUserId(uid) != userId) { 7839 mContext.enforceCallingOrSelfPermission( 7840 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7841 "setApplicationHiddenSetting for user " + userId); 7842 } 7843 7844 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7845 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7846 return false; 7847 } 7848 7849 long callingId = Binder.clearCallingIdentity(); 7850 try { 7851 boolean sendAdded = false; 7852 boolean sendRemoved = false; 7853 // writer 7854 synchronized (mPackages) { 7855 pkgSetting = mSettings.mPackages.get(packageName); 7856 if (pkgSetting == null) { 7857 return false; 7858 } 7859 if (pkgSetting.getHidden(userId) != hidden) { 7860 pkgSetting.setHidden(hidden, userId); 7861 mSettings.writePackageRestrictionsLPr(userId); 7862 if (hidden) { 7863 sendRemoved = true; 7864 } else { 7865 sendAdded = true; 7866 } 7867 } 7868 } 7869 if (sendAdded) { 7870 sendPackageAddedForUser(packageName, pkgSetting, userId); 7871 return true; 7872 } 7873 if (sendRemoved) { 7874 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7875 "hiding pkg"); 7876 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7877 } 7878 } finally { 7879 Binder.restoreCallingIdentity(callingId); 7880 } 7881 return false; 7882 } 7883 7884 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7885 int userId) { 7886 final PackageRemovedInfo info = new PackageRemovedInfo(); 7887 info.removedPackage = packageName; 7888 info.removedUsers = new int[] {userId}; 7889 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7890 info.sendBroadcast(false, false, false); 7891 } 7892 7893 /** 7894 * Returns true if application is not found or there was an error. Otherwise it returns 7895 * the hidden state of the package for the given user. 7896 */ 7897 @Override 7898 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7899 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7900 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7901 "getApplicationHidden for user " + userId); 7902 PackageSetting pkgSetting; 7903 long callingId = Binder.clearCallingIdentity(); 7904 try { 7905 // writer 7906 synchronized (mPackages) { 7907 pkgSetting = mSettings.mPackages.get(packageName); 7908 if (pkgSetting == null) { 7909 return true; 7910 } 7911 return pkgSetting.getHidden(userId); 7912 } 7913 } finally { 7914 Binder.restoreCallingIdentity(callingId); 7915 } 7916 } 7917 7918 /** 7919 * @hide 7920 */ 7921 @Override 7922 public int installExistingPackageAsUser(String packageName, int userId) { 7923 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7924 null); 7925 PackageSetting pkgSetting; 7926 final int uid = Binder.getCallingUid(); 7927 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7928 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7929 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7930 } 7931 7932 long callingId = Binder.clearCallingIdentity(); 7933 try { 7934 boolean sendAdded = false; 7935 Bundle extras = new Bundle(1); 7936 7937 // writer 7938 synchronized (mPackages) { 7939 pkgSetting = mSettings.mPackages.get(packageName); 7940 if (pkgSetting == null) { 7941 return PackageManager.INSTALL_FAILED_INVALID_URI; 7942 } 7943 if (!pkgSetting.getInstalled(userId)) { 7944 pkgSetting.setInstalled(true, userId); 7945 pkgSetting.setHidden(false, userId); 7946 mSettings.writePackageRestrictionsLPr(userId); 7947 sendAdded = true; 7948 } 7949 } 7950 7951 if (sendAdded) { 7952 sendPackageAddedForUser(packageName, pkgSetting, userId); 7953 } 7954 } finally { 7955 Binder.restoreCallingIdentity(callingId); 7956 } 7957 7958 return PackageManager.INSTALL_SUCCEEDED; 7959 } 7960 7961 boolean isUserRestricted(int userId, String restrictionKey) { 7962 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7963 if (restrictions.getBoolean(restrictionKey, false)) { 7964 Log.w(TAG, "User is restricted: " + restrictionKey); 7965 return true; 7966 } 7967 return false; 7968 } 7969 7970 @Override 7971 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7972 mContext.enforceCallingOrSelfPermission( 7973 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7974 "Only package verification agents can verify applications"); 7975 7976 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7977 final PackageVerificationResponse response = new PackageVerificationResponse( 7978 verificationCode, Binder.getCallingUid()); 7979 msg.arg1 = id; 7980 msg.obj = response; 7981 mHandler.sendMessage(msg); 7982 } 7983 7984 @Override 7985 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7986 long millisecondsToDelay) { 7987 mContext.enforceCallingOrSelfPermission( 7988 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7989 "Only package verification agents can extend verification timeouts"); 7990 7991 final PackageVerificationState state = mPendingVerification.get(id); 7992 final PackageVerificationResponse response = new PackageVerificationResponse( 7993 verificationCodeAtTimeout, Binder.getCallingUid()); 7994 7995 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7996 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7997 } 7998 if (millisecondsToDelay < 0) { 7999 millisecondsToDelay = 0; 8000 } 8001 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8002 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8003 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8004 } 8005 8006 if ((state != null) && !state.timeoutExtended()) { 8007 state.extendTimeout(); 8008 8009 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8010 msg.arg1 = id; 8011 msg.obj = response; 8012 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8013 } 8014 } 8015 8016 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8017 int verificationCode, UserHandle user) { 8018 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8019 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8020 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8021 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8022 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8023 8024 mContext.sendBroadcastAsUser(intent, user, 8025 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8026 } 8027 8028 private ComponentName matchComponentForVerifier(String packageName, 8029 List<ResolveInfo> receivers) { 8030 ActivityInfo targetReceiver = null; 8031 8032 final int NR = receivers.size(); 8033 for (int i = 0; i < NR; i++) { 8034 final ResolveInfo info = receivers.get(i); 8035 if (info.activityInfo == null) { 8036 continue; 8037 } 8038 8039 if (packageName.equals(info.activityInfo.packageName)) { 8040 targetReceiver = info.activityInfo; 8041 break; 8042 } 8043 } 8044 8045 if (targetReceiver == null) { 8046 return null; 8047 } 8048 8049 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8050 } 8051 8052 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8053 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8054 if (pkgInfo.verifiers.length == 0) { 8055 return null; 8056 } 8057 8058 final int N = pkgInfo.verifiers.length; 8059 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8060 for (int i = 0; i < N; i++) { 8061 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8062 8063 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8064 receivers); 8065 if (comp == null) { 8066 continue; 8067 } 8068 8069 final int verifierUid = getUidForVerifier(verifierInfo); 8070 if (verifierUid == -1) { 8071 continue; 8072 } 8073 8074 if (DEBUG_VERIFY) { 8075 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8076 + " with the correct signature"); 8077 } 8078 sufficientVerifiers.add(comp); 8079 verificationState.addSufficientVerifier(verifierUid); 8080 } 8081 8082 return sufficientVerifiers; 8083 } 8084 8085 private int getUidForVerifier(VerifierInfo verifierInfo) { 8086 synchronized (mPackages) { 8087 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8088 if (pkg == null) { 8089 return -1; 8090 } else if (pkg.mSignatures.length != 1) { 8091 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8092 + " has more than one signature; ignoring"); 8093 return -1; 8094 } 8095 8096 /* 8097 * If the public key of the package's signature does not match 8098 * our expected public key, then this is a different package and 8099 * we should skip. 8100 */ 8101 8102 final byte[] expectedPublicKey; 8103 try { 8104 final Signature verifierSig = pkg.mSignatures[0]; 8105 final PublicKey publicKey = verifierSig.getPublicKey(); 8106 expectedPublicKey = publicKey.getEncoded(); 8107 } catch (CertificateException e) { 8108 return -1; 8109 } 8110 8111 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8112 8113 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8114 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8115 + " does not have the expected public key; ignoring"); 8116 return -1; 8117 } 8118 8119 return pkg.applicationInfo.uid; 8120 } 8121 } 8122 8123 @Override 8124 public void finishPackageInstall(int token) { 8125 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8126 8127 if (DEBUG_INSTALL) { 8128 Slog.v(TAG, "BM finishing package install for " + token); 8129 } 8130 8131 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8132 mHandler.sendMessage(msg); 8133 } 8134 8135 /** 8136 * Get the verification agent timeout. 8137 * 8138 * @return verification timeout in milliseconds 8139 */ 8140 private long getVerificationTimeout() { 8141 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8142 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8143 DEFAULT_VERIFICATION_TIMEOUT); 8144 } 8145 8146 /** 8147 * Get the default verification agent response code. 8148 * 8149 * @return default verification response code 8150 */ 8151 private int getDefaultVerificationResponse() { 8152 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8153 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8154 DEFAULT_VERIFICATION_RESPONSE); 8155 } 8156 8157 /** 8158 * Check whether or not package verification has been enabled. 8159 * 8160 * @return true if verification should be performed 8161 */ 8162 private boolean isVerificationEnabled(int userId, int installFlags) { 8163 if (!DEFAULT_VERIFY_ENABLE) { 8164 return false; 8165 } 8166 8167 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8168 8169 // Check if installing from ADB 8170 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8171 // Do not run verification in a test harness environment 8172 if (ActivityManager.isRunningInTestHarness()) { 8173 return false; 8174 } 8175 if (ensureVerifyAppsEnabled) { 8176 return true; 8177 } 8178 // Check if the developer does not want package verification for ADB installs 8179 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8180 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8181 return false; 8182 } 8183 } 8184 8185 if (ensureVerifyAppsEnabled) { 8186 return true; 8187 } 8188 8189 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8190 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8191 } 8192 8193 /** 8194 * Get the "allow unknown sources" setting. 8195 * 8196 * @return the current "allow unknown sources" setting 8197 */ 8198 private int getUnknownSourcesSettings() { 8199 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8200 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8201 -1); 8202 } 8203 8204 @Override 8205 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8206 final int uid = Binder.getCallingUid(); 8207 // writer 8208 synchronized (mPackages) { 8209 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8210 if (targetPackageSetting == null) { 8211 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8212 } 8213 8214 PackageSetting installerPackageSetting; 8215 if (installerPackageName != null) { 8216 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8217 if (installerPackageSetting == null) { 8218 throw new IllegalArgumentException("Unknown installer package: " 8219 + installerPackageName); 8220 } 8221 } else { 8222 installerPackageSetting = null; 8223 } 8224 8225 Signature[] callerSignature; 8226 Object obj = mSettings.getUserIdLPr(uid); 8227 if (obj != null) { 8228 if (obj instanceof SharedUserSetting) { 8229 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8230 } else if (obj instanceof PackageSetting) { 8231 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8232 } else { 8233 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8234 } 8235 } else { 8236 throw new SecurityException("Unknown calling uid " + uid); 8237 } 8238 8239 // Verify: can't set installerPackageName to a package that is 8240 // not signed with the same cert as the caller. 8241 if (installerPackageSetting != null) { 8242 if (compareSignatures(callerSignature, 8243 installerPackageSetting.signatures.mSignatures) 8244 != PackageManager.SIGNATURE_MATCH) { 8245 throw new SecurityException( 8246 "Caller does not have same cert as new installer package " 8247 + installerPackageName); 8248 } 8249 } 8250 8251 // Verify: if target already has an installer package, it must 8252 // be signed with the same cert as the caller. 8253 if (targetPackageSetting.installerPackageName != null) { 8254 PackageSetting setting = mSettings.mPackages.get( 8255 targetPackageSetting.installerPackageName); 8256 // If the currently set package isn't valid, then it's always 8257 // okay to change it. 8258 if (setting != null) { 8259 if (compareSignatures(callerSignature, 8260 setting.signatures.mSignatures) 8261 != PackageManager.SIGNATURE_MATCH) { 8262 throw new SecurityException( 8263 "Caller does not have same cert as old installer package " 8264 + targetPackageSetting.installerPackageName); 8265 } 8266 } 8267 } 8268 8269 // Okay! 8270 targetPackageSetting.installerPackageName = installerPackageName; 8271 scheduleWriteSettingsLocked(); 8272 } 8273 } 8274 8275 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8276 // Queue up an async operation since the package installation may take a little while. 8277 mHandler.post(new Runnable() { 8278 public void run() { 8279 mHandler.removeCallbacks(this); 8280 // Result object to be returned 8281 PackageInstalledInfo res = new PackageInstalledInfo(); 8282 res.returnCode = currentStatus; 8283 res.uid = -1; 8284 res.pkg = null; 8285 res.removedInfo = new PackageRemovedInfo(); 8286 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8287 args.doPreInstall(res.returnCode); 8288 synchronized (mInstallLock) { 8289 installPackageLI(args, res); 8290 } 8291 args.doPostInstall(res.returnCode, res.uid); 8292 } 8293 8294 // A restore should be performed at this point if (a) the install 8295 // succeeded, (b) the operation is not an update, and (c) the new 8296 // package has not opted out of backup participation. 8297 final boolean update = res.removedInfo.removedPackage != null; 8298 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8299 boolean doRestore = !update 8300 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8301 8302 // Set up the post-install work request bookkeeping. This will be used 8303 // and cleaned up by the post-install event handling regardless of whether 8304 // there's a restore pass performed. Token values are >= 1. 8305 int token; 8306 if (mNextInstallToken < 0) mNextInstallToken = 1; 8307 token = mNextInstallToken++; 8308 8309 PostInstallData data = new PostInstallData(args, res); 8310 mRunningInstalls.put(token, data); 8311 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8312 8313 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8314 // Pass responsibility to the Backup Manager. It will perform a 8315 // restore if appropriate, then pass responsibility back to the 8316 // Package Manager to run the post-install observer callbacks 8317 // and broadcasts. 8318 IBackupManager bm = IBackupManager.Stub.asInterface( 8319 ServiceManager.getService(Context.BACKUP_SERVICE)); 8320 if (bm != null) { 8321 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8322 + " to BM for possible restore"); 8323 try { 8324 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8325 } catch (RemoteException e) { 8326 // can't happen; the backup manager is local 8327 } catch (Exception e) { 8328 Slog.e(TAG, "Exception trying to enqueue restore", e); 8329 doRestore = false; 8330 } 8331 } else { 8332 Slog.e(TAG, "Backup Manager not found!"); 8333 doRestore = false; 8334 } 8335 } 8336 8337 if (!doRestore) { 8338 // No restore possible, or the Backup Manager was mysteriously not 8339 // available -- just fire the post-install work request directly. 8340 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8341 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8342 mHandler.sendMessage(msg); 8343 } 8344 } 8345 }); 8346 } 8347 8348 private abstract class HandlerParams { 8349 private static final int MAX_RETRIES = 4; 8350 8351 /** 8352 * Number of times startCopy() has been attempted and had a non-fatal 8353 * error. 8354 */ 8355 private int mRetries = 0; 8356 8357 /** User handle for the user requesting the information or installation. */ 8358 private final UserHandle mUser; 8359 8360 HandlerParams(UserHandle user) { 8361 mUser = user; 8362 } 8363 8364 UserHandle getUser() { 8365 return mUser; 8366 } 8367 8368 final boolean startCopy() { 8369 boolean res; 8370 try { 8371 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8372 8373 if (++mRetries > MAX_RETRIES) { 8374 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8375 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8376 handleServiceError(); 8377 return false; 8378 } else { 8379 handleStartCopy(); 8380 res = true; 8381 } 8382 } catch (RemoteException e) { 8383 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8384 mHandler.sendEmptyMessage(MCS_RECONNECT); 8385 res = false; 8386 } 8387 handleReturnCode(); 8388 return res; 8389 } 8390 8391 final void serviceError() { 8392 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8393 handleServiceError(); 8394 handleReturnCode(); 8395 } 8396 8397 abstract void handleStartCopy() throws RemoteException; 8398 abstract void handleServiceError(); 8399 abstract void handleReturnCode(); 8400 } 8401 8402 class MeasureParams extends HandlerParams { 8403 private final PackageStats mStats; 8404 private boolean mSuccess; 8405 8406 private final IPackageStatsObserver mObserver; 8407 8408 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8409 super(new UserHandle(stats.userHandle)); 8410 mObserver = observer; 8411 mStats = stats; 8412 } 8413 8414 @Override 8415 public String toString() { 8416 return "MeasureParams{" 8417 + Integer.toHexString(System.identityHashCode(this)) 8418 + " " + mStats.packageName + "}"; 8419 } 8420 8421 @Override 8422 void handleStartCopy() throws RemoteException { 8423 synchronized (mInstallLock) { 8424 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8425 } 8426 8427 if (mSuccess) { 8428 final boolean mounted; 8429 if (Environment.isExternalStorageEmulated()) { 8430 mounted = true; 8431 } else { 8432 final String status = Environment.getExternalStorageState(); 8433 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8434 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8435 } 8436 8437 if (mounted) { 8438 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8439 8440 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8441 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8442 8443 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8444 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8445 8446 // Always subtract cache size, since it's a subdirectory 8447 mStats.externalDataSize -= mStats.externalCacheSize; 8448 8449 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8450 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8451 8452 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8453 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8454 } 8455 } 8456 } 8457 8458 @Override 8459 void handleReturnCode() { 8460 if (mObserver != null) { 8461 try { 8462 mObserver.onGetStatsCompleted(mStats, mSuccess); 8463 } catch (RemoteException e) { 8464 Slog.i(TAG, "Observer no longer exists."); 8465 } 8466 } 8467 } 8468 8469 @Override 8470 void handleServiceError() { 8471 Slog.e(TAG, "Could not measure application " + mStats.packageName 8472 + " external storage"); 8473 } 8474 } 8475 8476 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8477 throws RemoteException { 8478 long result = 0; 8479 for (File path : paths) { 8480 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8481 } 8482 return result; 8483 } 8484 8485 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8486 for (File path : paths) { 8487 try { 8488 mcs.clearDirectory(path.getAbsolutePath()); 8489 } catch (RemoteException e) { 8490 } 8491 } 8492 } 8493 8494 static class OriginInfo { 8495 /** 8496 * Location where install is coming from, before it has been 8497 * copied/renamed into place. This could be a single monolithic APK 8498 * file, or a cluster directory. This location may be untrusted. 8499 */ 8500 final File file; 8501 final String cid; 8502 8503 /** 8504 * Flag indicating that {@link #file} or {@link #cid} has already been 8505 * staged, meaning downstream users don't need to defensively copy the 8506 * contents. 8507 */ 8508 final boolean staged; 8509 8510 /** 8511 * Flag indicating that {@link #file} or {@link #cid} is an already 8512 * installed app that is being moved. 8513 */ 8514 final boolean existing; 8515 8516 final String resolvedPath; 8517 final File resolvedFile; 8518 8519 static OriginInfo fromNothing() { 8520 return new OriginInfo(null, null, false, false); 8521 } 8522 8523 static OriginInfo fromUntrustedFile(File file) { 8524 return new OriginInfo(file, null, false, false); 8525 } 8526 8527 static OriginInfo fromExistingFile(File file) { 8528 return new OriginInfo(file, null, false, true); 8529 } 8530 8531 static OriginInfo fromStagedFile(File file) { 8532 return new OriginInfo(file, null, true, false); 8533 } 8534 8535 static OriginInfo fromStagedContainer(String cid) { 8536 return new OriginInfo(null, cid, true, false); 8537 } 8538 8539 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8540 this.file = file; 8541 this.cid = cid; 8542 this.staged = staged; 8543 this.existing = existing; 8544 8545 if (cid != null) { 8546 resolvedPath = PackageHelper.getSdDir(cid); 8547 resolvedFile = new File(resolvedPath); 8548 } else if (file != null) { 8549 resolvedPath = file.getAbsolutePath(); 8550 resolvedFile = file; 8551 } else { 8552 resolvedPath = null; 8553 resolvedFile = null; 8554 } 8555 } 8556 } 8557 8558 class InstallParams extends HandlerParams { 8559 final OriginInfo origin; 8560 final IPackageInstallObserver2 observer; 8561 int installFlags; 8562 final String installerPackageName; 8563 final VerificationParams verificationParams; 8564 private InstallArgs mArgs; 8565 private int mRet; 8566 final String packageAbiOverride; 8567 8568 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8569 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8570 String packageAbiOverride) { 8571 super(user); 8572 this.origin = origin; 8573 this.observer = observer; 8574 this.installFlags = installFlags; 8575 this.installerPackageName = installerPackageName; 8576 this.verificationParams = verificationParams; 8577 this.packageAbiOverride = packageAbiOverride; 8578 } 8579 8580 @Override 8581 public String toString() { 8582 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8583 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8584 } 8585 8586 public ManifestDigest getManifestDigest() { 8587 if (verificationParams == null) { 8588 return null; 8589 } 8590 return verificationParams.getManifestDigest(); 8591 } 8592 8593 private int installLocationPolicy(PackageInfoLite pkgLite) { 8594 String packageName = pkgLite.packageName; 8595 int installLocation = pkgLite.installLocation; 8596 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8597 // reader 8598 synchronized (mPackages) { 8599 PackageParser.Package pkg = mPackages.get(packageName); 8600 if (pkg != null) { 8601 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8602 // Check for downgrading. 8603 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8604 if (pkgLite.versionCode < pkg.mVersionCode) { 8605 Slog.w(TAG, "Can't install update of " + packageName 8606 + " update version " + pkgLite.versionCode 8607 + " is older than installed version " 8608 + pkg.mVersionCode); 8609 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8610 } 8611 } 8612 // Check for updated system application. 8613 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8614 if (onSd) { 8615 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8616 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8617 } 8618 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8619 } else { 8620 if (onSd) { 8621 // Install flag overrides everything. 8622 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8623 } 8624 // If current upgrade specifies particular preference 8625 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8626 // Application explicitly specified internal. 8627 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8628 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8629 // App explictly prefers external. Let policy decide 8630 } else { 8631 // Prefer previous location 8632 if (isExternal(pkg)) { 8633 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8634 } 8635 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8636 } 8637 } 8638 } else { 8639 // Invalid install. Return error code 8640 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8641 } 8642 } 8643 } 8644 // All the special cases have been taken care of. 8645 // Return result based on recommended install location. 8646 if (onSd) { 8647 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8648 } 8649 return pkgLite.recommendedInstallLocation; 8650 } 8651 8652 /* 8653 * Invoke remote method to get package information and install 8654 * location values. Override install location based on default 8655 * policy if needed and then create install arguments based 8656 * on the install location. 8657 */ 8658 public void handleStartCopy() throws RemoteException { 8659 int ret = PackageManager.INSTALL_SUCCEEDED; 8660 8661 // If we're already staged, we've firmly committed to an install location 8662 if (origin.staged) { 8663 if (origin.file != null) { 8664 installFlags |= PackageManager.INSTALL_INTERNAL; 8665 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8666 } else if (origin.cid != null) { 8667 installFlags |= PackageManager.INSTALL_EXTERNAL; 8668 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8669 } else { 8670 throw new IllegalStateException("Invalid stage location"); 8671 } 8672 } 8673 8674 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8675 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8676 8677 PackageInfoLite pkgLite = null; 8678 8679 if (onInt && onSd) { 8680 // Check if both bits are set. 8681 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8682 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8683 } else { 8684 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8685 packageAbiOverride); 8686 8687 /* 8688 * If we have too little free space, try to free cache 8689 * before giving up. 8690 */ 8691 if (!origin.staged && pkgLite.recommendedInstallLocation 8692 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8693 // TODO: focus freeing disk space on the target device 8694 final StorageManager storage = StorageManager.from(mContext); 8695 final long lowThreshold = storage.getStorageLowBytes( 8696 Environment.getDataDirectory()); 8697 8698 final long sizeBytes = mContainerService.calculateInstalledSize( 8699 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8700 8701 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8702 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8703 installFlags, packageAbiOverride); 8704 } 8705 8706 /* 8707 * The cache free must have deleted the file we 8708 * downloaded to install. 8709 * 8710 * TODO: fix the "freeCache" call to not delete 8711 * the file we care about. 8712 */ 8713 if (pkgLite.recommendedInstallLocation 8714 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8715 pkgLite.recommendedInstallLocation 8716 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8717 } 8718 } 8719 } 8720 8721 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8722 int loc = pkgLite.recommendedInstallLocation; 8723 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8724 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8725 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8726 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8727 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8728 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8729 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8730 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8731 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8732 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8733 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8734 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8735 } else { 8736 // Override with defaults if needed. 8737 loc = installLocationPolicy(pkgLite); 8738 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8739 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8740 } else if (!onSd && !onInt) { 8741 // Override install location with flags 8742 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8743 // Set the flag to install on external media. 8744 installFlags |= PackageManager.INSTALL_EXTERNAL; 8745 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8746 } else { 8747 // Make sure the flag for installing on external 8748 // media is unset 8749 installFlags |= PackageManager.INSTALL_INTERNAL; 8750 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8751 } 8752 } 8753 } 8754 } 8755 8756 final InstallArgs args = createInstallArgs(this); 8757 mArgs = args; 8758 8759 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8760 /* 8761 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8762 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8763 */ 8764 int userIdentifier = getUser().getIdentifier(); 8765 if (userIdentifier == UserHandle.USER_ALL 8766 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8767 userIdentifier = UserHandle.USER_OWNER; 8768 } 8769 8770 /* 8771 * Determine if we have any installed package verifiers. If we 8772 * do, then we'll defer to them to verify the packages. 8773 */ 8774 final int requiredUid = mRequiredVerifierPackage == null ? -1 8775 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8776 if (!origin.existing && requiredUid != -1 8777 && isVerificationEnabled(userIdentifier, installFlags)) { 8778 final Intent verification = new Intent( 8779 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8780 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8781 PACKAGE_MIME_TYPE); 8782 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8783 8784 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8785 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8786 0 /* TODO: Which userId? */); 8787 8788 if (DEBUG_VERIFY) { 8789 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8790 + verification.toString() + " with " + pkgLite.verifiers.length 8791 + " optional verifiers"); 8792 } 8793 8794 final int verificationId = mPendingVerificationToken++; 8795 8796 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8797 8798 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8799 installerPackageName); 8800 8801 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8802 installFlags); 8803 8804 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8805 pkgLite.packageName); 8806 8807 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8808 pkgLite.versionCode); 8809 8810 if (verificationParams != null) { 8811 if (verificationParams.getVerificationURI() != null) { 8812 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8813 verificationParams.getVerificationURI()); 8814 } 8815 if (verificationParams.getOriginatingURI() != null) { 8816 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8817 verificationParams.getOriginatingURI()); 8818 } 8819 if (verificationParams.getReferrer() != null) { 8820 verification.putExtra(Intent.EXTRA_REFERRER, 8821 verificationParams.getReferrer()); 8822 } 8823 if (verificationParams.getOriginatingUid() >= 0) { 8824 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8825 verificationParams.getOriginatingUid()); 8826 } 8827 if (verificationParams.getInstallerUid() >= 0) { 8828 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8829 verificationParams.getInstallerUid()); 8830 } 8831 } 8832 8833 final PackageVerificationState verificationState = new PackageVerificationState( 8834 requiredUid, args); 8835 8836 mPendingVerification.append(verificationId, verificationState); 8837 8838 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8839 receivers, verificationState); 8840 8841 /* 8842 * If any sufficient verifiers were listed in the package 8843 * manifest, attempt to ask them. 8844 */ 8845 if (sufficientVerifiers != null) { 8846 final int N = sufficientVerifiers.size(); 8847 if (N == 0) { 8848 Slog.i(TAG, "Additional verifiers required, but none installed."); 8849 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8850 } else { 8851 for (int i = 0; i < N; i++) { 8852 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8853 8854 final Intent sufficientIntent = new Intent(verification); 8855 sufficientIntent.setComponent(verifierComponent); 8856 8857 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8858 } 8859 } 8860 } 8861 8862 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8863 mRequiredVerifierPackage, receivers); 8864 if (ret == PackageManager.INSTALL_SUCCEEDED 8865 && mRequiredVerifierPackage != null) { 8866 /* 8867 * Send the intent to the required verification agent, 8868 * but only start the verification timeout after the 8869 * target BroadcastReceivers have run. 8870 */ 8871 verification.setComponent(requiredVerifierComponent); 8872 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8873 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8874 new BroadcastReceiver() { 8875 @Override 8876 public void onReceive(Context context, Intent intent) { 8877 final Message msg = mHandler 8878 .obtainMessage(CHECK_PENDING_VERIFICATION); 8879 msg.arg1 = verificationId; 8880 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8881 } 8882 }, null, 0, null, null); 8883 8884 /* 8885 * We don't want the copy to proceed until verification 8886 * succeeds, so null out this field. 8887 */ 8888 mArgs = null; 8889 } 8890 } else { 8891 /* 8892 * No package verification is enabled, so immediately start 8893 * the remote call to initiate copy using temporary file. 8894 */ 8895 ret = args.copyApk(mContainerService, true); 8896 } 8897 } 8898 8899 mRet = ret; 8900 } 8901 8902 @Override 8903 void handleReturnCode() { 8904 // If mArgs is null, then MCS couldn't be reached. When it 8905 // reconnects, it will try again to install. At that point, this 8906 // will succeed. 8907 if (mArgs != null) { 8908 processPendingInstall(mArgs, mRet); 8909 } 8910 } 8911 8912 @Override 8913 void handleServiceError() { 8914 mArgs = createInstallArgs(this); 8915 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8916 } 8917 8918 public boolean isForwardLocked() { 8919 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8920 } 8921 } 8922 8923 /** 8924 * Used during creation of InstallArgs 8925 * 8926 * @param installFlags package installation flags 8927 * @return true if should be installed on external storage 8928 */ 8929 private static boolean installOnSd(int installFlags) { 8930 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8931 return false; 8932 } 8933 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8934 return true; 8935 } 8936 return false; 8937 } 8938 8939 /** 8940 * Used during creation of InstallArgs 8941 * 8942 * @param installFlags package installation flags 8943 * @return true if should be installed as forward locked 8944 */ 8945 private static boolean installForwardLocked(int installFlags) { 8946 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8947 } 8948 8949 private InstallArgs createInstallArgs(InstallParams params) { 8950 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8951 return new AsecInstallArgs(params); 8952 } else { 8953 return new FileInstallArgs(params); 8954 } 8955 } 8956 8957 /** 8958 * Create args that describe an existing installed package. Typically used 8959 * when cleaning up old installs, or used as a move source. 8960 */ 8961 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8962 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8963 final boolean isInAsec; 8964 if (installOnSd(installFlags)) { 8965 /* Apps on SD card are always in ASEC containers. */ 8966 isInAsec = true; 8967 } else if (installForwardLocked(installFlags) 8968 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8969 /* 8970 * Forward-locked apps are only in ASEC containers if they're the 8971 * new style 8972 */ 8973 isInAsec = true; 8974 } else { 8975 isInAsec = false; 8976 } 8977 8978 if (isInAsec) { 8979 return new AsecInstallArgs(codePath, instructionSets, 8980 installOnSd(installFlags), installForwardLocked(installFlags)); 8981 } else { 8982 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8983 instructionSets); 8984 } 8985 } 8986 8987 static abstract class InstallArgs { 8988 /** @see InstallParams#origin */ 8989 final OriginInfo origin; 8990 8991 final IPackageInstallObserver2 observer; 8992 // Always refers to PackageManager flags only 8993 final int installFlags; 8994 final String installerPackageName; 8995 final ManifestDigest manifestDigest; 8996 final UserHandle user; 8997 final String abiOverride; 8998 8999 // The list of instruction sets supported by this app. This is currently 9000 // only used during the rmdex() phase to clean up resources. We can get rid of this 9001 // if we move dex files under the common app path. 9002 /* nullable */ String[] instructionSets; 9003 9004 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9005 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 9006 String[] instructionSets, String abiOverride) { 9007 this.origin = origin; 9008 this.installFlags = installFlags; 9009 this.observer = observer; 9010 this.installerPackageName = installerPackageName; 9011 this.manifestDigest = manifestDigest; 9012 this.user = user; 9013 this.instructionSets = instructionSets; 9014 this.abiOverride = abiOverride; 9015 } 9016 9017 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9018 abstract int doPreInstall(int status); 9019 9020 /** 9021 * Rename package into final resting place. All paths on the given 9022 * scanned package should be updated to reflect the rename. 9023 */ 9024 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9025 abstract int doPostInstall(int status, int uid); 9026 9027 /** @see PackageSettingBase#codePathString */ 9028 abstract String getCodePath(); 9029 /** @see PackageSettingBase#resourcePathString */ 9030 abstract String getResourcePath(); 9031 abstract String getLegacyNativeLibraryPath(); 9032 9033 // Need installer lock especially for dex file removal. 9034 abstract void cleanUpResourcesLI(); 9035 abstract boolean doPostDeleteLI(boolean delete); 9036 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9037 9038 /** 9039 * Called before the source arguments are copied. This is used mostly 9040 * for MoveParams when it needs to read the source file to put it in the 9041 * destination. 9042 */ 9043 int doPreCopy() { 9044 return PackageManager.INSTALL_SUCCEEDED; 9045 } 9046 9047 /** 9048 * Called after the source arguments are copied. This is used mostly for 9049 * MoveParams when it needs to read the source file to put it in the 9050 * destination. 9051 * 9052 * @return 9053 */ 9054 int doPostCopy(int uid) { 9055 return PackageManager.INSTALL_SUCCEEDED; 9056 } 9057 9058 protected boolean isFwdLocked() { 9059 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9060 } 9061 9062 protected boolean isExternal() { 9063 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9064 } 9065 9066 UserHandle getUser() { 9067 return user; 9068 } 9069 } 9070 9071 /** 9072 * Logic to handle installation of non-ASEC applications, including copying 9073 * and renaming logic. 9074 */ 9075 class FileInstallArgs extends InstallArgs { 9076 private File codeFile; 9077 private File resourceFile; 9078 private File legacyNativeLibraryPath; 9079 9080 // Example topology: 9081 // /data/app/com.example/base.apk 9082 // /data/app/com.example/split_foo.apk 9083 // /data/app/com.example/lib/arm/libfoo.so 9084 // /data/app/com.example/lib/arm64/libfoo.so 9085 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9086 9087 /** New install */ 9088 FileInstallArgs(InstallParams params) { 9089 super(params.origin, params.observer, params.installFlags, 9090 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9091 null /* instruction sets */, params.packageAbiOverride); 9092 if (isFwdLocked()) { 9093 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9094 } 9095 } 9096 9097 /** Existing install */ 9098 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9099 String[] instructionSets) { 9100 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9101 this.codeFile = (codePath != null) ? new File(codePath) : null; 9102 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9103 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9104 new File(legacyNativeLibraryPath) : null; 9105 } 9106 9107 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9108 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9109 isFwdLocked(), abiOverride); 9110 9111 final StorageManager storage = StorageManager.from(mContext); 9112 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9113 } 9114 9115 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9116 if (origin.staged) { 9117 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9118 codeFile = origin.file; 9119 resourceFile = origin.file; 9120 return PackageManager.INSTALL_SUCCEEDED; 9121 } 9122 9123 try { 9124 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9125 codeFile = tempDir; 9126 resourceFile = tempDir; 9127 } catch (IOException e) { 9128 Slog.w(TAG, "Failed to create copy file: " + e); 9129 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9130 } 9131 9132 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9133 @Override 9134 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9135 if (!FileUtils.isValidExtFilename(name)) { 9136 throw new IllegalArgumentException("Invalid filename: " + name); 9137 } 9138 try { 9139 final File file = new File(codeFile, name); 9140 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9141 O_RDWR | O_CREAT, 0644); 9142 Os.chmod(file.getAbsolutePath(), 0644); 9143 return new ParcelFileDescriptor(fd); 9144 } catch (ErrnoException e) { 9145 throw new RemoteException("Failed to open: " + e.getMessage()); 9146 } 9147 } 9148 }; 9149 9150 int ret = PackageManager.INSTALL_SUCCEEDED; 9151 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9152 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9153 Slog.e(TAG, "Failed to copy package"); 9154 return ret; 9155 } 9156 9157 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9158 NativeLibraryHelper.Handle handle = null; 9159 try { 9160 handle = NativeLibraryHelper.Handle.create(codeFile); 9161 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9162 abiOverride); 9163 } catch (IOException e) { 9164 Slog.e(TAG, "Copying native libraries failed", e); 9165 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9166 } finally { 9167 IoUtils.closeQuietly(handle); 9168 } 9169 9170 return ret; 9171 } 9172 9173 int doPreInstall(int status) { 9174 if (status != PackageManager.INSTALL_SUCCEEDED) { 9175 cleanUp(); 9176 } 9177 return status; 9178 } 9179 9180 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9181 if (status != PackageManager.INSTALL_SUCCEEDED) { 9182 cleanUp(); 9183 return false; 9184 } else { 9185 final File beforeCodeFile = codeFile; 9186 final File afterCodeFile = getNextCodePath(pkg.packageName); 9187 9188 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9189 try { 9190 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9191 } catch (ErrnoException e) { 9192 Slog.d(TAG, "Failed to rename", e); 9193 return false; 9194 } 9195 9196 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9197 Slog.d(TAG, "Failed to restorecon"); 9198 return false; 9199 } 9200 9201 // Reflect the rename internally 9202 codeFile = afterCodeFile; 9203 resourceFile = afterCodeFile; 9204 9205 // Reflect the rename in scanned details 9206 pkg.codePath = afterCodeFile.getAbsolutePath(); 9207 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9208 pkg.baseCodePath); 9209 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9210 pkg.splitCodePaths); 9211 9212 // Reflect the rename in app info 9213 pkg.applicationInfo.setCodePath(pkg.codePath); 9214 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9215 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9216 pkg.applicationInfo.setResourcePath(pkg.codePath); 9217 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9218 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9219 9220 return true; 9221 } 9222 } 9223 9224 int doPostInstall(int status, int uid) { 9225 if (status != PackageManager.INSTALL_SUCCEEDED) { 9226 cleanUp(); 9227 } 9228 return status; 9229 } 9230 9231 @Override 9232 String getCodePath() { 9233 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9234 } 9235 9236 @Override 9237 String getResourcePath() { 9238 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9239 } 9240 9241 @Override 9242 String getLegacyNativeLibraryPath() { 9243 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9244 } 9245 9246 private boolean cleanUp() { 9247 if (codeFile == null || !codeFile.exists()) { 9248 return false; 9249 } 9250 9251 if (codeFile.isDirectory()) { 9252 FileUtils.deleteContents(codeFile); 9253 } 9254 codeFile.delete(); 9255 9256 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9257 resourceFile.delete(); 9258 } 9259 9260 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9261 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9262 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9263 } 9264 legacyNativeLibraryPath.delete(); 9265 } 9266 9267 return true; 9268 } 9269 9270 void cleanUpResourcesLI() { 9271 // Try enumerating all code paths before deleting 9272 List<String> allCodePaths = Collections.EMPTY_LIST; 9273 if (codeFile != null && codeFile.exists()) { 9274 try { 9275 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9276 allCodePaths = pkg.getAllCodePaths(); 9277 } catch (PackageParserException e) { 9278 // Ignored; we tried our best 9279 } 9280 } 9281 9282 cleanUp(); 9283 9284 if (!allCodePaths.isEmpty()) { 9285 if (instructionSets == null) { 9286 throw new IllegalStateException("instructionSet == null"); 9287 } 9288 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9289 for (String codePath : allCodePaths) { 9290 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9291 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9292 if (retCode < 0) { 9293 Slog.w(TAG, "Couldn't remove dex file for package: " 9294 + " at location " + codePath + ", retcode=" + retCode); 9295 // we don't consider this to be a failure of the core package deletion 9296 } 9297 } 9298 } 9299 } 9300 } 9301 9302 boolean doPostDeleteLI(boolean delete) { 9303 // XXX err, shouldn't we respect the delete flag? 9304 cleanUpResourcesLI(); 9305 return true; 9306 } 9307 } 9308 9309 private boolean isAsecExternal(String cid) { 9310 final String asecPath = PackageHelper.getSdFilesystem(cid); 9311 return !asecPath.startsWith(mAsecInternalPath); 9312 } 9313 9314 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9315 PackageManagerException { 9316 if (copyRet < 0) { 9317 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9318 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9319 throw new PackageManagerException(copyRet, message); 9320 } 9321 } 9322 } 9323 9324 /** 9325 * Extract the MountService "container ID" from the full code path of an 9326 * .apk. 9327 */ 9328 static String cidFromCodePath(String fullCodePath) { 9329 int eidx = fullCodePath.lastIndexOf("/"); 9330 String subStr1 = fullCodePath.substring(0, eidx); 9331 int sidx = subStr1.lastIndexOf("/"); 9332 return subStr1.substring(sidx+1, eidx); 9333 } 9334 9335 /** 9336 * Logic to handle installation of ASEC applications, including copying and 9337 * renaming logic. 9338 */ 9339 class AsecInstallArgs extends InstallArgs { 9340 static final String RES_FILE_NAME = "pkg.apk"; 9341 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9342 9343 String cid; 9344 String packagePath; 9345 String resourcePath; 9346 String legacyNativeLibraryDir; 9347 9348 /** New install */ 9349 AsecInstallArgs(InstallParams params) { 9350 super(params.origin, params.observer, params.installFlags, 9351 params.installerPackageName, params.getManifestDigest(), 9352 params.getUser(), null /* instruction sets */, 9353 params.packageAbiOverride); 9354 } 9355 9356 /** Existing install */ 9357 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9358 boolean isExternal, boolean isForwardLocked) { 9359 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9360 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9361 instructionSets, null); 9362 // Hackily pretend we're still looking at a full code path 9363 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9364 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9365 } 9366 9367 // Extract cid from fullCodePath 9368 int eidx = fullCodePath.lastIndexOf("/"); 9369 String subStr1 = fullCodePath.substring(0, eidx); 9370 int sidx = subStr1.lastIndexOf("/"); 9371 cid = subStr1.substring(sidx+1, eidx); 9372 setMountPath(subStr1); 9373 } 9374 9375 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9376 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9377 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9378 instructionSets, null); 9379 this.cid = cid; 9380 setMountPath(PackageHelper.getSdDir(cid)); 9381 } 9382 9383 void createCopyFile() { 9384 cid = mInstallerService.allocateExternalStageCidLegacy(); 9385 } 9386 9387 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9388 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9389 abiOverride); 9390 9391 final File target; 9392 if (isExternal()) { 9393 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9394 } else { 9395 target = Environment.getDataDirectory(); 9396 } 9397 9398 final StorageManager storage = StorageManager.from(mContext); 9399 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9400 } 9401 9402 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9403 if (origin.staged) { 9404 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9405 cid = origin.cid; 9406 setMountPath(PackageHelper.getSdDir(cid)); 9407 return PackageManager.INSTALL_SUCCEEDED; 9408 } 9409 9410 if (temp) { 9411 createCopyFile(); 9412 } else { 9413 /* 9414 * Pre-emptively destroy the container since it's destroyed if 9415 * copying fails due to it existing anyway. 9416 */ 9417 PackageHelper.destroySdDir(cid); 9418 } 9419 9420 final String newMountPath = imcs.copyPackageToContainer( 9421 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9422 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9423 9424 if (newMountPath != null) { 9425 setMountPath(newMountPath); 9426 return PackageManager.INSTALL_SUCCEEDED; 9427 } else { 9428 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9429 } 9430 } 9431 9432 @Override 9433 String getCodePath() { 9434 return packagePath; 9435 } 9436 9437 @Override 9438 String getResourcePath() { 9439 return resourcePath; 9440 } 9441 9442 @Override 9443 String getLegacyNativeLibraryPath() { 9444 return legacyNativeLibraryDir; 9445 } 9446 9447 int doPreInstall(int status) { 9448 if (status != PackageManager.INSTALL_SUCCEEDED) { 9449 // Destroy container 9450 PackageHelper.destroySdDir(cid); 9451 } else { 9452 boolean mounted = PackageHelper.isContainerMounted(cid); 9453 if (!mounted) { 9454 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9455 Process.SYSTEM_UID); 9456 if (newMountPath != null) { 9457 setMountPath(newMountPath); 9458 } else { 9459 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9460 } 9461 } 9462 } 9463 return status; 9464 } 9465 9466 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9467 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9468 String newMountPath = null; 9469 if (PackageHelper.isContainerMounted(cid)) { 9470 // Unmount the container 9471 if (!PackageHelper.unMountSdDir(cid)) { 9472 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9473 return false; 9474 } 9475 } 9476 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9477 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9478 " which might be stale. Will try to clean up."); 9479 // Clean up the stale container and proceed to recreate. 9480 if (!PackageHelper.destroySdDir(newCacheId)) { 9481 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9482 return false; 9483 } 9484 // Successfully cleaned up stale container. Try to rename again. 9485 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9486 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9487 + " inspite of cleaning it up."); 9488 return false; 9489 } 9490 } 9491 if (!PackageHelper.isContainerMounted(newCacheId)) { 9492 Slog.w(TAG, "Mounting container " + newCacheId); 9493 newMountPath = PackageHelper.mountSdDir(newCacheId, 9494 getEncryptKey(), Process.SYSTEM_UID); 9495 } else { 9496 newMountPath = PackageHelper.getSdDir(newCacheId); 9497 } 9498 if (newMountPath == null) { 9499 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9500 return false; 9501 } 9502 Log.i(TAG, "Succesfully renamed " + cid + 9503 " to " + newCacheId + 9504 " at new path: " + newMountPath); 9505 cid = newCacheId; 9506 9507 final File beforeCodeFile = new File(packagePath); 9508 setMountPath(newMountPath); 9509 final File afterCodeFile = new File(packagePath); 9510 9511 // Reflect the rename in scanned details 9512 pkg.codePath = afterCodeFile.getAbsolutePath(); 9513 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9514 pkg.baseCodePath); 9515 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9516 pkg.splitCodePaths); 9517 9518 // Reflect the rename in app info 9519 pkg.applicationInfo.setCodePath(pkg.codePath); 9520 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9521 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9522 pkg.applicationInfo.setResourcePath(pkg.codePath); 9523 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9524 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9525 9526 return true; 9527 } 9528 9529 private void setMountPath(String mountPath) { 9530 final File mountFile = new File(mountPath); 9531 9532 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9533 if (monolithicFile.exists()) { 9534 packagePath = monolithicFile.getAbsolutePath(); 9535 if (isFwdLocked()) { 9536 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9537 } else { 9538 resourcePath = packagePath; 9539 } 9540 } else { 9541 packagePath = mountFile.getAbsolutePath(); 9542 resourcePath = packagePath; 9543 } 9544 9545 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9546 } 9547 9548 int doPostInstall(int status, int uid) { 9549 if (status != PackageManager.INSTALL_SUCCEEDED) { 9550 cleanUp(); 9551 } else { 9552 final int groupOwner; 9553 final String protectedFile; 9554 if (isFwdLocked()) { 9555 groupOwner = UserHandle.getSharedAppGid(uid); 9556 protectedFile = RES_FILE_NAME; 9557 } else { 9558 groupOwner = -1; 9559 protectedFile = null; 9560 } 9561 9562 if (uid < Process.FIRST_APPLICATION_UID 9563 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9564 Slog.e(TAG, "Failed to finalize " + cid); 9565 PackageHelper.destroySdDir(cid); 9566 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9567 } 9568 9569 boolean mounted = PackageHelper.isContainerMounted(cid); 9570 if (!mounted) { 9571 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9572 } 9573 } 9574 return status; 9575 } 9576 9577 private void cleanUp() { 9578 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9579 9580 // Destroy secure container 9581 PackageHelper.destroySdDir(cid); 9582 } 9583 9584 private List<String> getAllCodePaths() { 9585 final File codeFile = new File(getCodePath()); 9586 if (codeFile != null && codeFile.exists()) { 9587 try { 9588 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9589 return pkg.getAllCodePaths(); 9590 } catch (PackageParserException e) { 9591 // Ignored; we tried our best 9592 } 9593 } 9594 return Collections.EMPTY_LIST; 9595 } 9596 9597 void cleanUpResourcesLI() { 9598 // Enumerate all code paths before deleting 9599 cleanUpResourcesLI(getAllCodePaths()); 9600 } 9601 9602 private void cleanUpResourcesLI(List<String> allCodePaths) { 9603 cleanUp(); 9604 9605 if (!allCodePaths.isEmpty()) { 9606 if (instructionSets == null) { 9607 throw new IllegalStateException("instructionSet == null"); 9608 } 9609 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9610 for (String codePath : allCodePaths) { 9611 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9612 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9613 if (retCode < 0) { 9614 Slog.w(TAG, "Couldn't remove dex file for package: " 9615 + " at location " + codePath + ", retcode=" + retCode); 9616 // we don't consider this to be a failure of the core package deletion 9617 } 9618 } 9619 } 9620 } 9621 } 9622 9623 boolean matchContainer(String app) { 9624 if (cid.startsWith(app)) { 9625 return true; 9626 } 9627 return false; 9628 } 9629 9630 String getPackageName() { 9631 return getAsecPackageName(cid); 9632 } 9633 9634 boolean doPostDeleteLI(boolean delete) { 9635 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9636 final List<String> allCodePaths = getAllCodePaths(); 9637 boolean mounted = PackageHelper.isContainerMounted(cid); 9638 if (mounted) { 9639 // Unmount first 9640 if (PackageHelper.unMountSdDir(cid)) { 9641 mounted = false; 9642 } 9643 } 9644 if (!mounted && delete) { 9645 cleanUpResourcesLI(allCodePaths); 9646 } 9647 return !mounted; 9648 } 9649 9650 @Override 9651 int doPreCopy() { 9652 if (isFwdLocked()) { 9653 if (!PackageHelper.fixSdPermissions(cid, 9654 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9655 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9656 } 9657 } 9658 9659 return PackageManager.INSTALL_SUCCEEDED; 9660 } 9661 9662 @Override 9663 int doPostCopy(int uid) { 9664 if (isFwdLocked()) { 9665 if (uid < Process.FIRST_APPLICATION_UID 9666 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9667 RES_FILE_NAME)) { 9668 Slog.e(TAG, "Failed to finalize " + cid); 9669 PackageHelper.destroySdDir(cid); 9670 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9671 } 9672 } 9673 9674 return PackageManager.INSTALL_SUCCEEDED; 9675 } 9676 } 9677 9678 static String getAsecPackageName(String packageCid) { 9679 int idx = packageCid.lastIndexOf("-"); 9680 if (idx == -1) { 9681 return packageCid; 9682 } 9683 return packageCid.substring(0, idx); 9684 } 9685 9686 // Utility method used to create code paths based on package name and available index. 9687 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9688 String idxStr = ""; 9689 int idx = 1; 9690 // Fall back to default value of idx=1 if prefix is not 9691 // part of oldCodePath 9692 if (oldCodePath != null) { 9693 String subStr = oldCodePath; 9694 // Drop the suffix right away 9695 if (suffix != null && subStr.endsWith(suffix)) { 9696 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9697 } 9698 // If oldCodePath already contains prefix find out the 9699 // ending index to either increment or decrement. 9700 int sidx = subStr.lastIndexOf(prefix); 9701 if (sidx != -1) { 9702 subStr = subStr.substring(sidx + prefix.length()); 9703 if (subStr != null) { 9704 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9705 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9706 } 9707 try { 9708 idx = Integer.parseInt(subStr); 9709 if (idx <= 1) { 9710 idx++; 9711 } else { 9712 idx--; 9713 } 9714 } catch(NumberFormatException e) { 9715 } 9716 } 9717 } 9718 } 9719 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9720 return prefix + idxStr; 9721 } 9722 9723 private File getNextCodePath(String packageName) { 9724 int suffix = 1; 9725 File result; 9726 do { 9727 result = new File(mAppInstallDir, packageName + "-" + suffix); 9728 suffix++; 9729 } while (result.exists()); 9730 return result; 9731 } 9732 9733 // Utility method used to ignore ADD/REMOVE events 9734 // by directory observer. 9735 private static boolean ignoreCodePath(String fullPathStr) { 9736 String apkName = deriveCodePathName(fullPathStr); 9737 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9738 if (idx != -1 && ((idx+1) < apkName.length())) { 9739 // Make sure the package ends with a numeral 9740 String version = apkName.substring(idx+1); 9741 try { 9742 Integer.parseInt(version); 9743 return true; 9744 } catch (NumberFormatException e) {} 9745 } 9746 return false; 9747 } 9748 9749 // Utility method that returns the relative package path with respect 9750 // to the installation directory. Like say for /data/data/com.test-1.apk 9751 // string com.test-1 is returned. 9752 static String deriveCodePathName(String codePath) { 9753 if (codePath == null) { 9754 return null; 9755 } 9756 final File codeFile = new File(codePath); 9757 final String name = codeFile.getName(); 9758 if (codeFile.isDirectory()) { 9759 return name; 9760 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9761 final int lastDot = name.lastIndexOf('.'); 9762 return name.substring(0, lastDot); 9763 } else { 9764 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9765 return null; 9766 } 9767 } 9768 9769 class PackageInstalledInfo { 9770 String name; 9771 int uid; 9772 // The set of users that originally had this package installed. 9773 int[] origUsers; 9774 // The set of users that now have this package installed. 9775 int[] newUsers; 9776 PackageParser.Package pkg; 9777 int returnCode; 9778 String returnMsg; 9779 PackageRemovedInfo removedInfo; 9780 9781 public void setError(int code, String msg) { 9782 returnCode = code; 9783 returnMsg = msg; 9784 Slog.w(TAG, msg); 9785 } 9786 9787 public void setError(String msg, PackageParserException e) { 9788 returnCode = e.error; 9789 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9790 Slog.w(TAG, msg, e); 9791 } 9792 9793 public void setError(String msg, PackageManagerException e) { 9794 returnCode = e.error; 9795 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9796 Slog.w(TAG, msg, e); 9797 } 9798 9799 // In some error cases we want to convey more info back to the observer 9800 String origPackage; 9801 String origPermission; 9802 } 9803 9804 /* 9805 * Install a non-existing package. 9806 */ 9807 private void installNewPackageLI(PackageParser.Package pkg, 9808 int parseFlags, int scanFlags, UserHandle user, 9809 String installerPackageName, PackageInstalledInfo res) { 9810 // Remember this for later, in case we need to rollback this install 9811 String pkgName = pkg.packageName; 9812 9813 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9814 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9815 synchronized(mPackages) { 9816 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9817 // A package with the same name is already installed, though 9818 // it has been renamed to an older name. The package we 9819 // are trying to install should be installed as an update to 9820 // the existing one, but that has not been requested, so bail. 9821 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9822 + " without first uninstalling package running as " 9823 + mSettings.mRenamedPackages.get(pkgName)); 9824 return; 9825 } 9826 if (mPackages.containsKey(pkgName)) { 9827 // Don't allow installation over an existing package with the same name. 9828 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9829 + " without first uninstalling."); 9830 return; 9831 } 9832 } 9833 9834 try { 9835 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9836 System.currentTimeMillis(), user); 9837 9838 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9839 // delete the partially installed application. the data directory will have to be 9840 // restored if it was already existing 9841 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9842 // remove package from internal structures. Note that we want deletePackageX to 9843 // delete the package data and cache directories that it created in 9844 // scanPackageLocked, unless those directories existed before we even tried to 9845 // install. 9846 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9847 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9848 res.removedInfo, true); 9849 } 9850 9851 } catch (PackageManagerException e) { 9852 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9853 } 9854 } 9855 9856 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9857 // Upgrade keysets are being used. Determine if new package has a superset of the 9858 // required keys. 9859 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9860 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9861 for (int i = 0; i < upgradeKeySets.length; i++) { 9862 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9863 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9864 return true; 9865 } 9866 } 9867 return false; 9868 } 9869 9870 private void replacePackageLI(PackageParser.Package pkg, 9871 int parseFlags, int scanFlags, UserHandle user, 9872 String installerPackageName, PackageInstalledInfo res) { 9873 PackageParser.Package oldPackage; 9874 String pkgName = pkg.packageName; 9875 int[] allUsers; 9876 boolean[] perUserInstalled; 9877 9878 // First find the old package info and check signatures 9879 synchronized(mPackages) { 9880 oldPackage = mPackages.get(pkgName); 9881 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9882 PackageSetting ps = mSettings.mPackages.get(pkgName); 9883 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9884 // default to original signature matching 9885 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9886 != PackageManager.SIGNATURE_MATCH) { 9887 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9888 "New package has a different signature: " + pkgName); 9889 return; 9890 } 9891 } else { 9892 if(!checkUpgradeKeySetLP(ps, pkg)) { 9893 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9894 "New package not signed by keys specified by upgrade-keysets: " 9895 + pkgName); 9896 return; 9897 } 9898 } 9899 9900 // In case of rollback, remember per-user/profile install state 9901 allUsers = sUserManager.getUserIds(); 9902 perUserInstalled = new boolean[allUsers.length]; 9903 for (int i = 0; i < allUsers.length; i++) { 9904 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9905 } 9906 } 9907 9908 boolean sysPkg = (isSystemApp(oldPackage)); 9909 if (sysPkg) { 9910 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9911 user, allUsers, perUserInstalled, installerPackageName, res); 9912 } else { 9913 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9914 user, allUsers, perUserInstalled, installerPackageName, res); 9915 } 9916 } 9917 9918 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9919 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9920 int[] allUsers, boolean[] perUserInstalled, 9921 String installerPackageName, PackageInstalledInfo res) { 9922 String pkgName = deletedPackage.packageName; 9923 boolean deletedPkg = true; 9924 boolean updatedSettings = false; 9925 9926 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9927 + deletedPackage); 9928 long origUpdateTime; 9929 if (pkg.mExtras != null) { 9930 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9931 } else { 9932 origUpdateTime = 0; 9933 } 9934 9935 // First delete the existing package while retaining the data directory 9936 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9937 res.removedInfo, true)) { 9938 // If the existing package wasn't successfully deleted 9939 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9940 deletedPkg = false; 9941 } else { 9942 // Successfully deleted the old package; proceed with replace. 9943 9944 // If deleted package lived in a container, give users a chance to 9945 // relinquish resources before killing. 9946 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9947 if (DEBUG_INSTALL) { 9948 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9949 } 9950 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9951 final ArrayList<String> pkgList = new ArrayList<String>(1); 9952 pkgList.add(deletedPackage.applicationInfo.packageName); 9953 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9954 } 9955 9956 deleteCodeCacheDirsLI(pkgName); 9957 try { 9958 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9959 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9960 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9961 updatedSettings = true; 9962 } catch (PackageManagerException e) { 9963 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9964 } 9965 } 9966 9967 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9968 // remove package from internal structures. Note that we want deletePackageX to 9969 // delete the package data and cache directories that it created in 9970 // scanPackageLocked, unless those directories existed before we even tried to 9971 // install. 9972 if(updatedSettings) { 9973 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9974 deletePackageLI( 9975 pkgName, null, true, allUsers, perUserInstalled, 9976 PackageManager.DELETE_KEEP_DATA, 9977 res.removedInfo, true); 9978 } 9979 // Since we failed to install the new package we need to restore the old 9980 // package that we deleted. 9981 if (deletedPkg) { 9982 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9983 File restoreFile = new File(deletedPackage.codePath); 9984 // Parse old package 9985 boolean oldOnSd = isExternal(deletedPackage); 9986 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9987 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9988 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9989 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9990 try { 9991 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9992 } catch (PackageManagerException e) { 9993 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9994 + e.getMessage()); 9995 return; 9996 } 9997 // Restore of old package succeeded. Update permissions. 9998 // writer 9999 synchronized (mPackages) { 10000 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10001 UPDATE_PERMISSIONS_ALL); 10002 // can downgrade to reader 10003 mSettings.writeLPr(); 10004 } 10005 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10006 } 10007 } 10008 } 10009 10010 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10011 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10012 int[] allUsers, boolean[] perUserInstalled, 10013 String installerPackageName, PackageInstalledInfo res) { 10014 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10015 + ", old=" + deletedPackage); 10016 boolean updatedSettings = false; 10017 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10018 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10019 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10020 } 10021 String packageName = deletedPackage.packageName; 10022 if (packageName == null) { 10023 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10024 "Attempt to delete null packageName."); 10025 return; 10026 } 10027 PackageParser.Package oldPkg; 10028 PackageSetting oldPkgSetting; 10029 // reader 10030 synchronized (mPackages) { 10031 oldPkg = mPackages.get(packageName); 10032 oldPkgSetting = mSettings.mPackages.get(packageName); 10033 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10034 (oldPkgSetting == null)) { 10035 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10036 "Couldn't find package:" + packageName + " information"); 10037 return; 10038 } 10039 } 10040 10041 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10042 10043 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10044 res.removedInfo.removedPackage = packageName; 10045 // Remove existing system package 10046 removePackageLI(oldPkgSetting, true); 10047 // writer 10048 synchronized (mPackages) { 10049 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10050 // We didn't need to disable the .apk as a current system package, 10051 // which means we are replacing another update that is already 10052 // installed. We need to make sure to delete the older one's .apk. 10053 res.removedInfo.args = createInstallArgsForExisting(0, 10054 deletedPackage.applicationInfo.getCodePath(), 10055 deletedPackage.applicationInfo.getResourcePath(), 10056 deletedPackage.applicationInfo.nativeLibraryRootDir, 10057 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10058 } else { 10059 res.removedInfo.args = null; 10060 } 10061 } 10062 10063 // Successfully disabled the old package. Now proceed with re-installation 10064 deleteCodeCacheDirsLI(packageName); 10065 10066 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10067 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10068 10069 PackageParser.Package newPackage = null; 10070 try { 10071 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10072 if (newPackage.mExtras != null) { 10073 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10074 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10075 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10076 10077 // is the update attempting to change shared user? that isn't going to work... 10078 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10079 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10080 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10081 + " to " + newPkgSetting.sharedUser); 10082 updatedSettings = true; 10083 } 10084 } 10085 10086 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10087 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10088 updatedSettings = true; 10089 } 10090 10091 } catch (PackageManagerException e) { 10092 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10093 } 10094 10095 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10096 // Re installation failed. Restore old information 10097 // Remove new pkg information 10098 if (newPackage != null) { 10099 removeInstalledPackageLI(newPackage, true); 10100 } 10101 // Add back the old system package 10102 try { 10103 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10104 } catch (PackageManagerException e) { 10105 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10106 } 10107 // Restore the old system information in Settings 10108 synchronized(mPackages) { 10109 if (updatedSettings) { 10110 mSettings.enableSystemPackageLPw(packageName); 10111 mSettings.setInstallerPackageName(packageName, 10112 oldPkgSetting.installerPackageName); 10113 } 10114 mSettings.writeLPr(); 10115 } 10116 } 10117 } 10118 10119 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10120 int[] allUsers, boolean[] perUserInstalled, 10121 PackageInstalledInfo res) { 10122 String pkgName = newPackage.packageName; 10123 synchronized (mPackages) { 10124 //write settings. the installStatus will be incomplete at this stage. 10125 //note that the new package setting would have already been 10126 //added to mPackages. It hasn't been persisted yet. 10127 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10128 mSettings.writeLPr(); 10129 } 10130 10131 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10132 10133 synchronized (mPackages) { 10134 updatePermissionsLPw(newPackage.packageName, newPackage, 10135 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10136 ? UPDATE_PERMISSIONS_ALL : 0)); 10137 // For system-bundled packages, we assume that installing an upgraded version 10138 // of the package implies that the user actually wants to run that new code, 10139 // so we enable the package. 10140 if (isSystemApp(newPackage)) { 10141 // NB: implicit assumption that system package upgrades apply to all users 10142 if (DEBUG_INSTALL) { 10143 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10144 } 10145 PackageSetting ps = mSettings.mPackages.get(pkgName); 10146 if (ps != null) { 10147 if (res.origUsers != null) { 10148 for (int userHandle : res.origUsers) { 10149 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10150 userHandle, installerPackageName); 10151 } 10152 } 10153 // Also convey the prior install/uninstall state 10154 if (allUsers != null && perUserInstalled != null) { 10155 for (int i = 0; i < allUsers.length; i++) { 10156 if (DEBUG_INSTALL) { 10157 Slog.d(TAG, " user " + allUsers[i] 10158 + " => " + perUserInstalled[i]); 10159 } 10160 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10161 } 10162 // these install state changes will be persisted in the 10163 // upcoming call to mSettings.writeLPr(). 10164 } 10165 } 10166 } 10167 res.name = pkgName; 10168 res.uid = newPackage.applicationInfo.uid; 10169 res.pkg = newPackage; 10170 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10171 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10172 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10173 //to update install status 10174 mSettings.writeLPr(); 10175 } 10176 } 10177 10178 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10179 final int installFlags = args.installFlags; 10180 String installerPackageName = args.installerPackageName; 10181 File tmpPackageFile = new File(args.getCodePath()); 10182 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10183 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10184 boolean replace = false; 10185 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10186 // Result object to be returned 10187 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10188 10189 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10190 // Retrieve PackageSettings and parse package 10191 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10192 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10193 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10194 PackageParser pp = new PackageParser(); 10195 pp.setSeparateProcesses(mSeparateProcesses); 10196 pp.setDisplayMetrics(mMetrics); 10197 10198 final PackageParser.Package pkg; 10199 try { 10200 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10201 } catch (PackageParserException e) { 10202 res.setError("Failed parse during installPackageLI", e); 10203 return; 10204 } 10205 10206 // Mark that we have an install time CPU ABI override. 10207 pkg.cpuAbiOverride = args.abiOverride; 10208 10209 String pkgName = res.name = pkg.packageName; 10210 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10211 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10212 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10213 return; 10214 } 10215 } 10216 10217 try { 10218 pp.collectCertificates(pkg, parseFlags); 10219 pp.collectManifestDigest(pkg); 10220 } catch (PackageParserException e) { 10221 res.setError("Failed collect during installPackageLI", e); 10222 return; 10223 } 10224 10225 /* If the installer passed in a manifest digest, compare it now. */ 10226 if (args.manifestDigest != null) { 10227 if (DEBUG_INSTALL) { 10228 final String parsedManifest = pkg.manifestDigest == null ? "null" 10229 : pkg.manifestDigest.toString(); 10230 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10231 + parsedManifest); 10232 } 10233 10234 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10235 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10236 return; 10237 } 10238 } else if (DEBUG_INSTALL) { 10239 final String parsedManifest = pkg.manifestDigest == null 10240 ? "null" : pkg.manifestDigest.toString(); 10241 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10242 } 10243 10244 // Get rid of all references to package scan path via parser. 10245 pp = null; 10246 String oldCodePath = null; 10247 boolean systemApp = false; 10248 synchronized (mPackages) { 10249 // Check whether the newly-scanned package wants to define an already-defined perm 10250 int N = pkg.permissions.size(); 10251 for (int i = N-1; i >= 0; i--) { 10252 PackageParser.Permission perm = pkg.permissions.get(i); 10253 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10254 if (bp != null) { 10255 // If the defining package is signed with our cert, it's okay. This 10256 // also includes the "updating the same package" case, of course. 10257 // "updating same package" could also involve key-rotation. 10258 final boolean sigsOk; 10259 if (!bp.sourcePackage.equals(pkg.packageName) 10260 || !(bp.packageSetting instanceof PackageSetting) 10261 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10262 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10263 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10264 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10265 } else { 10266 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10267 } 10268 if (!sigsOk) { 10269 // If the owning package is the system itself, we log but allow 10270 // install to proceed; we fail the install on all other permission 10271 // redefinitions. 10272 if (!bp.sourcePackage.equals("android")) { 10273 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10274 + pkg.packageName + " attempting to redeclare permission " 10275 + perm.info.name + " already owned by " + bp.sourcePackage); 10276 res.origPermission = perm.info.name; 10277 res.origPackage = bp.sourcePackage; 10278 return; 10279 } else { 10280 Slog.w(TAG, "Package " + pkg.packageName 10281 + " attempting to redeclare system permission " 10282 + perm.info.name + "; ignoring new declaration"); 10283 pkg.permissions.remove(i); 10284 } 10285 } 10286 } 10287 } 10288 10289 // Check if installing already existing package 10290 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10291 String oldName = mSettings.mRenamedPackages.get(pkgName); 10292 if (pkg.mOriginalPackages != null 10293 && pkg.mOriginalPackages.contains(oldName) 10294 && mPackages.containsKey(oldName)) { 10295 // This package is derived from an original package, 10296 // and this device has been updating from that original 10297 // name. We must continue using the original name, so 10298 // rename the new package here. 10299 pkg.setPackageName(oldName); 10300 pkgName = pkg.packageName; 10301 replace = true; 10302 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10303 + oldName + " pkgName=" + pkgName); 10304 } else if (mPackages.containsKey(pkgName)) { 10305 // This package, under its official name, already exists 10306 // on the device; we should replace it. 10307 replace = true; 10308 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10309 } 10310 } 10311 PackageSetting ps = mSettings.mPackages.get(pkgName); 10312 if (ps != null) { 10313 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10314 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10315 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10316 systemApp = (ps.pkg.applicationInfo.flags & 10317 ApplicationInfo.FLAG_SYSTEM) != 0; 10318 } 10319 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10320 } 10321 } 10322 10323 if (systemApp && onSd) { 10324 // Disable updates to system apps on sdcard 10325 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10326 "Cannot install updates to system apps on sdcard"); 10327 return; 10328 } 10329 10330 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10331 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10332 return; 10333 } 10334 10335 if (replace) { 10336 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10337 installerPackageName, res); 10338 } else { 10339 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10340 args.user, installerPackageName, res); 10341 } 10342 synchronized (mPackages) { 10343 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10344 if (ps != null) { 10345 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10346 } 10347 } 10348 } 10349 10350 private static boolean isForwardLocked(PackageParser.Package pkg) { 10351 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10352 } 10353 10354 private static boolean isForwardLocked(ApplicationInfo info) { 10355 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10356 } 10357 10358 private boolean isForwardLocked(PackageSetting ps) { 10359 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10360 } 10361 10362 private static boolean isMultiArch(PackageSetting ps) { 10363 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10364 } 10365 10366 private static boolean isMultiArch(ApplicationInfo info) { 10367 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10368 } 10369 10370 private static boolean isExternal(PackageParser.Package pkg) { 10371 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10372 } 10373 10374 private static boolean isExternal(PackageSetting ps) { 10375 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10376 } 10377 10378 private static boolean isExternal(ApplicationInfo info) { 10379 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10380 } 10381 10382 private static boolean isSystemApp(PackageParser.Package pkg) { 10383 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10384 } 10385 10386 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10387 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10388 } 10389 10390 private static boolean isSystemApp(ApplicationInfo info) { 10391 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10392 } 10393 10394 private static boolean isSystemApp(PackageSetting ps) { 10395 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10396 } 10397 10398 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10399 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10400 } 10401 10402 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10403 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10404 } 10405 10406 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10407 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10408 } 10409 10410 private int packageFlagsToInstallFlags(PackageSetting ps) { 10411 int installFlags = 0; 10412 if (isExternal(ps)) { 10413 installFlags |= PackageManager.INSTALL_EXTERNAL; 10414 } 10415 if (isForwardLocked(ps)) { 10416 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10417 } 10418 return installFlags; 10419 } 10420 10421 private void deleteTempPackageFiles() { 10422 final FilenameFilter filter = new FilenameFilter() { 10423 public boolean accept(File dir, String name) { 10424 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10425 } 10426 }; 10427 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10428 file.delete(); 10429 } 10430 } 10431 10432 @Override 10433 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10434 int flags) { 10435 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10436 flags); 10437 } 10438 10439 @Override 10440 public void deletePackage(final String packageName, 10441 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10442 mContext.enforceCallingOrSelfPermission( 10443 android.Manifest.permission.DELETE_PACKAGES, null); 10444 final int uid = Binder.getCallingUid(); 10445 if (UserHandle.getUserId(uid) != userId) { 10446 mContext.enforceCallingPermission( 10447 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10448 "deletePackage for user " + userId); 10449 } 10450 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10451 try { 10452 observer.onPackageDeleted(packageName, 10453 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10454 } catch (RemoteException re) { 10455 } 10456 return; 10457 } 10458 10459 boolean uninstallBlocked = false; 10460 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10461 int[] users = sUserManager.getUserIds(); 10462 for (int i = 0; i < users.length; ++i) { 10463 if (getBlockUninstallForUser(packageName, users[i])) { 10464 uninstallBlocked = true; 10465 break; 10466 } 10467 } 10468 } else { 10469 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10470 } 10471 if (uninstallBlocked) { 10472 try { 10473 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10474 null); 10475 } catch (RemoteException re) { 10476 } 10477 return; 10478 } 10479 10480 if (DEBUG_REMOVE) { 10481 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10482 } 10483 // Queue up an async operation since the package deletion may take a little while. 10484 mHandler.post(new Runnable() { 10485 public void run() { 10486 mHandler.removeCallbacks(this); 10487 final int returnCode = deletePackageX(packageName, userId, flags); 10488 if (observer != null) { 10489 try { 10490 observer.onPackageDeleted(packageName, returnCode, null); 10491 } catch (RemoteException e) { 10492 Log.i(TAG, "Observer no longer exists."); 10493 } //end catch 10494 } //end if 10495 } //end run 10496 }); 10497 } 10498 10499 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10500 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10501 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10502 try { 10503 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10504 || dpm.isDeviceOwner(packageName))) { 10505 return true; 10506 } 10507 } catch (RemoteException e) { 10508 } 10509 return false; 10510 } 10511 10512 /** 10513 * This method is an internal method that could be get invoked either 10514 * to delete an installed package or to clean up a failed installation. 10515 * After deleting an installed package, a broadcast is sent to notify any 10516 * listeners that the package has been installed. For cleaning up a failed 10517 * installation, the broadcast is not necessary since the package's 10518 * installation wouldn't have sent the initial broadcast either 10519 * The key steps in deleting a package are 10520 * deleting the package information in internal structures like mPackages, 10521 * deleting the packages base directories through installd 10522 * updating mSettings to reflect current status 10523 * persisting settings for later use 10524 * sending a broadcast if necessary 10525 */ 10526 private int deletePackageX(String packageName, int userId, int flags) { 10527 final PackageRemovedInfo info = new PackageRemovedInfo(); 10528 final boolean res; 10529 10530 if (isPackageDeviceAdmin(packageName, userId)) { 10531 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10532 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10533 } 10534 10535 boolean removedForAllUsers = false; 10536 boolean systemUpdate = false; 10537 10538 // for the uninstall-updates case and restricted profiles, remember the per- 10539 // userhandle installed state 10540 int[] allUsers; 10541 boolean[] perUserInstalled; 10542 synchronized (mPackages) { 10543 PackageSetting ps = mSettings.mPackages.get(packageName); 10544 allUsers = sUserManager.getUserIds(); 10545 perUserInstalled = new boolean[allUsers.length]; 10546 for (int i = 0; i < allUsers.length; i++) { 10547 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10548 } 10549 } 10550 10551 synchronized (mInstallLock) { 10552 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10553 res = deletePackageLI(packageName, 10554 (flags & PackageManager.DELETE_ALL_USERS) != 0 10555 ? UserHandle.ALL : new UserHandle(userId), 10556 true, allUsers, perUserInstalled, 10557 flags | REMOVE_CHATTY, info, true); 10558 systemUpdate = info.isRemovedPackageSystemUpdate; 10559 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10560 removedForAllUsers = true; 10561 } 10562 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10563 + " removedForAllUsers=" + removedForAllUsers); 10564 } 10565 10566 if (res) { 10567 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10568 10569 // If the removed package was a system update, the old system package 10570 // was re-enabled; we need to broadcast this information 10571 if (systemUpdate) { 10572 Bundle extras = new Bundle(1); 10573 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10574 ? info.removedAppId : info.uid); 10575 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10576 10577 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10578 extras, null, null, null); 10579 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10580 extras, null, null, null); 10581 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10582 null, packageName, null, null); 10583 } 10584 } 10585 // Force a gc here. 10586 Runtime.getRuntime().gc(); 10587 // Delete the resources here after sending the broadcast to let 10588 // other processes clean up before deleting resources. 10589 if (info.args != null) { 10590 synchronized (mInstallLock) { 10591 info.args.doPostDeleteLI(true); 10592 } 10593 } 10594 10595 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10596 } 10597 10598 static class PackageRemovedInfo { 10599 String removedPackage; 10600 int uid = -1; 10601 int removedAppId = -1; 10602 int[] removedUsers = null; 10603 boolean isRemovedPackageSystemUpdate = false; 10604 // Clean up resources deleted packages. 10605 InstallArgs args = null; 10606 10607 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10608 Bundle extras = new Bundle(1); 10609 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10610 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10611 if (replacing) { 10612 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10613 } 10614 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10615 if (removedPackage != null) { 10616 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10617 extras, null, null, removedUsers); 10618 if (fullRemove && !replacing) { 10619 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10620 extras, null, null, removedUsers); 10621 } 10622 } 10623 if (removedAppId >= 0) { 10624 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10625 removedUsers); 10626 } 10627 } 10628 } 10629 10630 /* 10631 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10632 * flag is not set, the data directory is removed as well. 10633 * make sure this flag is set for partially installed apps. If not its meaningless to 10634 * delete a partially installed application. 10635 */ 10636 private void removePackageDataLI(PackageSetting ps, 10637 int[] allUserHandles, boolean[] perUserInstalled, 10638 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10639 String packageName = ps.name; 10640 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10641 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10642 // Retrieve object to delete permissions for shared user later on 10643 final PackageSetting deletedPs; 10644 // reader 10645 synchronized (mPackages) { 10646 deletedPs = mSettings.mPackages.get(packageName); 10647 if (outInfo != null) { 10648 outInfo.removedPackage = packageName; 10649 outInfo.removedUsers = deletedPs != null 10650 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10651 : null; 10652 } 10653 } 10654 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10655 removeDataDirsLI(packageName); 10656 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10657 } 10658 // writer 10659 synchronized (mPackages) { 10660 if (deletedPs != null) { 10661 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10662 if (outInfo != null) { 10663 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10664 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10665 } 10666 if (deletedPs != null) { 10667 updatePermissionsLPw(deletedPs.name, null, 0); 10668 if (deletedPs.sharedUser != null) { 10669 // remove permissions associated with package 10670 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10671 } 10672 } 10673 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10674 } 10675 // make sure to preserve per-user disabled state if this removal was just 10676 // a downgrade of a system app to the factory package 10677 if (allUserHandles != null && perUserInstalled != null) { 10678 if (DEBUG_REMOVE) { 10679 Slog.d(TAG, "Propagating install state across downgrade"); 10680 } 10681 for (int i = 0; i < allUserHandles.length; i++) { 10682 if (DEBUG_REMOVE) { 10683 Slog.d(TAG, " user " + allUserHandles[i] 10684 + " => " + perUserInstalled[i]); 10685 } 10686 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10687 } 10688 } 10689 } 10690 // can downgrade to reader 10691 if (writeSettings) { 10692 // Save settings now 10693 mSettings.writeLPr(); 10694 } 10695 } 10696 if (outInfo != null) { 10697 // A user ID was deleted here. Go through all users and remove it 10698 // from KeyStore. 10699 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10700 } 10701 } 10702 10703 static boolean locationIsPrivileged(File path) { 10704 try { 10705 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10706 .getCanonicalPath(); 10707 return path.getCanonicalPath().startsWith(privilegedAppDir); 10708 } catch (IOException e) { 10709 Slog.e(TAG, "Unable to access code path " + path); 10710 } 10711 return false; 10712 } 10713 10714 /* 10715 * Tries to delete system package. 10716 */ 10717 private boolean deleteSystemPackageLI(PackageSetting newPs, 10718 int[] allUserHandles, boolean[] perUserInstalled, 10719 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10720 final boolean applyUserRestrictions 10721 = (allUserHandles != null) && (perUserInstalled != null); 10722 PackageSetting disabledPs = null; 10723 // Confirm if the system package has been updated 10724 // An updated system app can be deleted. This will also have to restore 10725 // the system pkg from system partition 10726 // reader 10727 synchronized (mPackages) { 10728 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10729 } 10730 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10731 + " disabledPs=" + disabledPs); 10732 if (disabledPs == null) { 10733 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10734 return false; 10735 } else if (DEBUG_REMOVE) { 10736 Slog.d(TAG, "Deleting system pkg from data partition"); 10737 } 10738 if (DEBUG_REMOVE) { 10739 if (applyUserRestrictions) { 10740 Slog.d(TAG, "Remembering install states:"); 10741 for (int i = 0; i < allUserHandles.length; i++) { 10742 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10743 } 10744 } 10745 } 10746 // Delete the updated package 10747 outInfo.isRemovedPackageSystemUpdate = true; 10748 if (disabledPs.versionCode < newPs.versionCode) { 10749 // Delete data for downgrades 10750 flags &= ~PackageManager.DELETE_KEEP_DATA; 10751 } else { 10752 // Preserve data by setting flag 10753 flags |= PackageManager.DELETE_KEEP_DATA; 10754 } 10755 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10756 allUserHandles, perUserInstalled, outInfo, writeSettings); 10757 if (!ret) { 10758 return false; 10759 } 10760 // writer 10761 synchronized (mPackages) { 10762 // Reinstate the old system package 10763 mSettings.enableSystemPackageLPw(newPs.name); 10764 // Remove any native libraries from the upgraded package. 10765 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10766 } 10767 // Install the system package 10768 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10769 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10770 if (locationIsPrivileged(disabledPs.codePath)) { 10771 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10772 } 10773 10774 final PackageParser.Package newPkg; 10775 try { 10776 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10777 } catch (PackageManagerException e) { 10778 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10779 return false; 10780 } 10781 10782 // writer 10783 synchronized (mPackages) { 10784 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10785 updatePermissionsLPw(newPkg.packageName, newPkg, 10786 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10787 if (applyUserRestrictions) { 10788 if (DEBUG_REMOVE) { 10789 Slog.d(TAG, "Propagating install state across reinstall"); 10790 } 10791 for (int i = 0; i < allUserHandles.length; i++) { 10792 if (DEBUG_REMOVE) { 10793 Slog.d(TAG, " user " + allUserHandles[i] 10794 + " => " + perUserInstalled[i]); 10795 } 10796 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10797 } 10798 // Regardless of writeSettings we need to ensure that this restriction 10799 // state propagation is persisted 10800 mSettings.writeAllUsersPackageRestrictionsLPr(); 10801 } 10802 // can downgrade to reader here 10803 if (writeSettings) { 10804 mSettings.writeLPr(); 10805 } 10806 } 10807 return true; 10808 } 10809 10810 private boolean deleteInstalledPackageLI(PackageSetting ps, 10811 boolean deleteCodeAndResources, int flags, 10812 int[] allUserHandles, boolean[] perUserInstalled, 10813 PackageRemovedInfo outInfo, boolean writeSettings) { 10814 if (outInfo != null) { 10815 outInfo.uid = ps.appId; 10816 } 10817 10818 // Delete package data from internal structures and also remove data if flag is set 10819 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10820 10821 // Delete application code and resources 10822 if (deleteCodeAndResources && (outInfo != null)) { 10823 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10824 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10825 getAppDexInstructionSets(ps)); 10826 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10827 } 10828 return true; 10829 } 10830 10831 @Override 10832 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10833 int userId) { 10834 mContext.enforceCallingOrSelfPermission( 10835 android.Manifest.permission.DELETE_PACKAGES, null); 10836 synchronized (mPackages) { 10837 PackageSetting ps = mSettings.mPackages.get(packageName); 10838 if (ps == null) { 10839 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10840 return false; 10841 } 10842 if (!ps.getInstalled(userId)) { 10843 // Can't block uninstall for an app that is not installed or enabled. 10844 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10845 return false; 10846 } 10847 ps.setBlockUninstall(blockUninstall, userId); 10848 mSettings.writePackageRestrictionsLPr(userId); 10849 } 10850 return true; 10851 } 10852 10853 @Override 10854 public boolean getBlockUninstallForUser(String packageName, int userId) { 10855 synchronized (mPackages) { 10856 PackageSetting ps = mSettings.mPackages.get(packageName); 10857 if (ps == null) { 10858 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10859 return false; 10860 } 10861 return ps.getBlockUninstall(userId); 10862 } 10863 } 10864 10865 /* 10866 * This method handles package deletion in general 10867 */ 10868 private boolean deletePackageLI(String packageName, UserHandle user, 10869 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10870 int flags, PackageRemovedInfo outInfo, 10871 boolean writeSettings) { 10872 if (packageName == null) { 10873 Slog.w(TAG, "Attempt to delete null packageName."); 10874 return false; 10875 } 10876 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10877 PackageSetting ps; 10878 boolean dataOnly = false; 10879 int removeUser = -1; 10880 int appId = -1; 10881 synchronized (mPackages) { 10882 ps = mSettings.mPackages.get(packageName); 10883 if (ps == null) { 10884 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10885 return false; 10886 } 10887 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10888 && user.getIdentifier() != UserHandle.USER_ALL) { 10889 // The caller is asking that the package only be deleted for a single 10890 // user. To do this, we just mark its uninstalled state and delete 10891 // its data. If this is a system app, we only allow this to happen if 10892 // they have set the special DELETE_SYSTEM_APP which requests different 10893 // semantics than normal for uninstalling system apps. 10894 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10895 ps.setUserState(user.getIdentifier(), 10896 COMPONENT_ENABLED_STATE_DEFAULT, 10897 false, //installed 10898 true, //stopped 10899 true, //notLaunched 10900 false, //hidden 10901 null, null, null, 10902 false // blockUninstall 10903 ); 10904 if (!isSystemApp(ps)) { 10905 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10906 // Other user still have this package installed, so all 10907 // we need to do is clear this user's data and save that 10908 // it is uninstalled. 10909 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10910 removeUser = user.getIdentifier(); 10911 appId = ps.appId; 10912 mSettings.writePackageRestrictionsLPr(removeUser); 10913 } else { 10914 // We need to set it back to 'installed' so the uninstall 10915 // broadcasts will be sent correctly. 10916 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10917 ps.setInstalled(true, user.getIdentifier()); 10918 } 10919 } else { 10920 // This is a system app, so we assume that the 10921 // other users still have this package installed, so all 10922 // we need to do is clear this user's data and save that 10923 // it is uninstalled. 10924 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10925 removeUser = user.getIdentifier(); 10926 appId = ps.appId; 10927 mSettings.writePackageRestrictionsLPr(removeUser); 10928 } 10929 } 10930 } 10931 10932 if (removeUser >= 0) { 10933 // From above, we determined that we are deleting this only 10934 // for a single user. Continue the work here. 10935 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10936 if (outInfo != null) { 10937 outInfo.removedPackage = packageName; 10938 outInfo.removedAppId = appId; 10939 outInfo.removedUsers = new int[] {removeUser}; 10940 } 10941 mInstaller.clearUserData(packageName, removeUser); 10942 removeKeystoreDataIfNeeded(removeUser, appId); 10943 schedulePackageCleaning(packageName, removeUser, false); 10944 return true; 10945 } 10946 10947 if (dataOnly) { 10948 // Delete application data first 10949 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10950 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10951 return true; 10952 } 10953 10954 boolean ret = false; 10955 if (isSystemApp(ps)) { 10956 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10957 // When an updated system application is deleted we delete the existing resources as well and 10958 // fall back to existing code in system partition 10959 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10960 flags, outInfo, writeSettings); 10961 } else { 10962 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10963 // Kill application pre-emptively especially for apps on sd. 10964 killApplication(packageName, ps.appId, "uninstall pkg"); 10965 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10966 allUserHandles, perUserInstalled, 10967 outInfo, writeSettings); 10968 } 10969 10970 return ret; 10971 } 10972 10973 private final class ClearStorageConnection implements ServiceConnection { 10974 IMediaContainerService mContainerService; 10975 10976 @Override 10977 public void onServiceConnected(ComponentName name, IBinder service) { 10978 synchronized (this) { 10979 mContainerService = IMediaContainerService.Stub.asInterface(service); 10980 notifyAll(); 10981 } 10982 } 10983 10984 @Override 10985 public void onServiceDisconnected(ComponentName name) { 10986 } 10987 } 10988 10989 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10990 final boolean mounted; 10991 if (Environment.isExternalStorageEmulated()) { 10992 mounted = true; 10993 } else { 10994 final String status = Environment.getExternalStorageState(); 10995 10996 mounted = status.equals(Environment.MEDIA_MOUNTED) 10997 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10998 } 10999 11000 if (!mounted) { 11001 return; 11002 } 11003 11004 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11005 int[] users; 11006 if (userId == UserHandle.USER_ALL) { 11007 users = sUserManager.getUserIds(); 11008 } else { 11009 users = new int[] { userId }; 11010 } 11011 final ClearStorageConnection conn = new ClearStorageConnection(); 11012 if (mContext.bindServiceAsUser( 11013 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11014 try { 11015 for (int curUser : users) { 11016 long timeout = SystemClock.uptimeMillis() + 5000; 11017 synchronized (conn) { 11018 long now = SystemClock.uptimeMillis(); 11019 while (conn.mContainerService == null && now < timeout) { 11020 try { 11021 conn.wait(timeout - now); 11022 } catch (InterruptedException e) { 11023 } 11024 } 11025 } 11026 if (conn.mContainerService == null) { 11027 return; 11028 } 11029 11030 final UserEnvironment userEnv = new UserEnvironment(curUser); 11031 clearDirectory(conn.mContainerService, 11032 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11033 if (allData) { 11034 clearDirectory(conn.mContainerService, 11035 userEnv.buildExternalStorageAppDataDirs(packageName)); 11036 clearDirectory(conn.mContainerService, 11037 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11038 } 11039 } 11040 } finally { 11041 mContext.unbindService(conn); 11042 } 11043 } 11044 } 11045 11046 @Override 11047 public void clearApplicationUserData(final String packageName, 11048 final IPackageDataObserver observer, final int userId) { 11049 mContext.enforceCallingOrSelfPermission( 11050 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11051 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11052 // Queue up an async operation since the package deletion may take a little while. 11053 mHandler.post(new Runnable() { 11054 public void run() { 11055 mHandler.removeCallbacks(this); 11056 final boolean succeeded; 11057 synchronized (mInstallLock) { 11058 succeeded = clearApplicationUserDataLI(packageName, userId); 11059 } 11060 clearExternalStorageDataSync(packageName, userId, true); 11061 if (succeeded) { 11062 // invoke DeviceStorageMonitor's update method to clear any notifications 11063 DeviceStorageMonitorInternal 11064 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11065 if (dsm != null) { 11066 dsm.checkMemory(); 11067 } 11068 } 11069 if(observer != null) { 11070 try { 11071 observer.onRemoveCompleted(packageName, succeeded); 11072 } catch (RemoteException e) { 11073 Log.i(TAG, "Observer no longer exists."); 11074 } 11075 } //end if observer 11076 } //end run 11077 }); 11078 } 11079 11080 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11081 if (packageName == null) { 11082 Slog.w(TAG, "Attempt to delete null packageName."); 11083 return false; 11084 } 11085 PackageParser.Package pkg; 11086 boolean dataOnly = false; 11087 final int appId; 11088 synchronized (mPackages) { 11089 pkg = mPackages.get(packageName); 11090 if (pkg == null) { 11091 dataOnly = true; 11092 PackageSetting ps = mSettings.mPackages.get(packageName); 11093 if ((ps == null) || (ps.pkg == null)) { 11094 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11095 return false; 11096 } 11097 pkg = ps.pkg; 11098 } 11099 if (!dataOnly) { 11100 // need to check this only for fully installed applications 11101 if (pkg == null) { 11102 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11103 return false; 11104 } 11105 final ApplicationInfo applicationInfo = pkg.applicationInfo; 11106 if (applicationInfo == null) { 11107 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11108 return false; 11109 } 11110 } 11111 if (pkg != null && pkg.applicationInfo != null) { 11112 appId = pkg.applicationInfo.uid; 11113 } else { 11114 appId = -1; 11115 } 11116 } 11117 int retCode = mInstaller.clearUserData(packageName, userId); 11118 if (retCode < 0) { 11119 Slog.w(TAG, "Couldn't remove cache files for package: " 11120 + packageName); 11121 return false; 11122 } 11123 removeKeystoreDataIfNeeded(userId, appId); 11124 11125 // Create a native library symlink only if we have native libraries 11126 // and if the native libraries are 32 bit libraries. We do not provide 11127 // this symlink for 64 bit libraries. 11128 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11129 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11130 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11131 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11132 Slog.w(TAG, "Failed linking native library dir"); 11133 return false; 11134 } 11135 } 11136 11137 return true; 11138 } 11139 11140 /** 11141 * Remove entries from the keystore daemon. Will only remove it if the 11142 * {@code appId} is valid. 11143 */ 11144 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11145 if (appId < 0) { 11146 return; 11147 } 11148 11149 final KeyStore keyStore = KeyStore.getInstance(); 11150 if (keyStore != null) { 11151 if (userId == UserHandle.USER_ALL) { 11152 for (final int individual : sUserManager.getUserIds()) { 11153 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11154 } 11155 } else { 11156 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11157 } 11158 } else { 11159 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11160 } 11161 } 11162 11163 @Override 11164 public void deleteApplicationCacheFiles(final String packageName, 11165 final IPackageDataObserver observer) { 11166 mContext.enforceCallingOrSelfPermission( 11167 android.Manifest.permission.DELETE_CACHE_FILES, null); 11168 // Queue up an async operation since the package deletion may take a little while. 11169 final int userId = UserHandle.getCallingUserId(); 11170 mHandler.post(new Runnable() { 11171 public void run() { 11172 mHandler.removeCallbacks(this); 11173 final boolean succeded; 11174 synchronized (mInstallLock) { 11175 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11176 } 11177 clearExternalStorageDataSync(packageName, userId, false); 11178 if(observer != null) { 11179 try { 11180 observer.onRemoveCompleted(packageName, succeded); 11181 } catch (RemoteException e) { 11182 Log.i(TAG, "Observer no longer exists."); 11183 } 11184 } //end if observer 11185 } //end run 11186 }); 11187 } 11188 11189 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11190 if (packageName == null) { 11191 Slog.w(TAG, "Attempt to delete null packageName."); 11192 return false; 11193 } 11194 PackageParser.Package p; 11195 synchronized (mPackages) { 11196 p = mPackages.get(packageName); 11197 } 11198 if (p == null) { 11199 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11200 return false; 11201 } 11202 final ApplicationInfo applicationInfo = p.applicationInfo; 11203 if (applicationInfo == null) { 11204 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11205 return false; 11206 } 11207 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11208 if (retCode < 0) { 11209 Slog.w(TAG, "Couldn't remove cache files for package: " 11210 + packageName + " u" + userId); 11211 return false; 11212 } 11213 return true; 11214 } 11215 11216 @Override 11217 public void getPackageSizeInfo(final String packageName, int userHandle, 11218 final IPackageStatsObserver observer) { 11219 mContext.enforceCallingOrSelfPermission( 11220 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11221 if (packageName == null) { 11222 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11223 } 11224 11225 PackageStats stats = new PackageStats(packageName, userHandle); 11226 11227 /* 11228 * Queue up an async operation since the package measurement may take a 11229 * little while. 11230 */ 11231 Message msg = mHandler.obtainMessage(INIT_COPY); 11232 msg.obj = new MeasureParams(stats, observer); 11233 mHandler.sendMessage(msg); 11234 } 11235 11236 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11237 PackageStats pStats) { 11238 if (packageName == null) { 11239 Slog.w(TAG, "Attempt to get size of null packageName."); 11240 return false; 11241 } 11242 PackageParser.Package p; 11243 boolean dataOnly = false; 11244 String libDirRoot = null; 11245 String asecPath = null; 11246 PackageSetting ps = null; 11247 synchronized (mPackages) { 11248 p = mPackages.get(packageName); 11249 ps = mSettings.mPackages.get(packageName); 11250 if(p == null) { 11251 dataOnly = true; 11252 if((ps == null) || (ps.pkg == null)) { 11253 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11254 return false; 11255 } 11256 p = ps.pkg; 11257 } 11258 if (ps != null) { 11259 libDirRoot = ps.legacyNativeLibraryPathString; 11260 } 11261 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11262 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11263 if (secureContainerId != null) { 11264 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11265 } 11266 } 11267 } 11268 String publicSrcDir = null; 11269 if(!dataOnly) { 11270 final ApplicationInfo applicationInfo = p.applicationInfo; 11271 if (applicationInfo == null) { 11272 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11273 return false; 11274 } 11275 if (isForwardLocked(p)) { 11276 publicSrcDir = applicationInfo.getBaseResourcePath(); 11277 } 11278 } 11279 // TODO: extend to measure size of split APKs 11280 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11281 // not just the first level. 11282 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11283 // just the primary. 11284 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11285 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11286 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11287 if (res < 0) { 11288 return false; 11289 } 11290 11291 // Fix-up for forward-locked applications in ASEC containers. 11292 if (!isExternal(p)) { 11293 pStats.codeSize += pStats.externalCodeSize; 11294 pStats.externalCodeSize = 0L; 11295 } 11296 11297 return true; 11298 } 11299 11300 11301 @Override 11302 public void addPackageToPreferred(String packageName) { 11303 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11304 } 11305 11306 @Override 11307 public void removePackageFromPreferred(String packageName) { 11308 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11309 } 11310 11311 @Override 11312 public List<PackageInfo> getPreferredPackages(int flags) { 11313 return new ArrayList<PackageInfo>(); 11314 } 11315 11316 private int getUidTargetSdkVersionLockedLPr(int uid) { 11317 Object obj = mSettings.getUserIdLPr(uid); 11318 if (obj instanceof SharedUserSetting) { 11319 final SharedUserSetting sus = (SharedUserSetting) obj; 11320 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11321 final Iterator<PackageSetting> it = sus.packages.iterator(); 11322 while (it.hasNext()) { 11323 final PackageSetting ps = it.next(); 11324 if (ps.pkg != null) { 11325 int v = ps.pkg.applicationInfo.targetSdkVersion; 11326 if (v < vers) vers = v; 11327 } 11328 } 11329 return vers; 11330 } else if (obj instanceof PackageSetting) { 11331 final PackageSetting ps = (PackageSetting) obj; 11332 if (ps.pkg != null) { 11333 return ps.pkg.applicationInfo.targetSdkVersion; 11334 } 11335 } 11336 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11337 } 11338 11339 @Override 11340 public void addPreferredActivity(IntentFilter filter, int match, 11341 ComponentName[] set, ComponentName activity, int userId) { 11342 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11343 "Adding preferred"); 11344 } 11345 11346 private void addPreferredActivityInternal(IntentFilter filter, int match, 11347 ComponentName[] set, ComponentName activity, boolean always, int userId, 11348 String opname) { 11349 // writer 11350 int callingUid = Binder.getCallingUid(); 11351 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11352 if (filter.countActions() == 0) { 11353 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11354 return; 11355 } 11356 synchronized (mPackages) { 11357 if (mContext.checkCallingOrSelfPermission( 11358 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11359 != PackageManager.PERMISSION_GRANTED) { 11360 if (getUidTargetSdkVersionLockedLPr(callingUid) 11361 < Build.VERSION_CODES.FROYO) { 11362 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11363 + callingUid); 11364 return; 11365 } 11366 mContext.enforceCallingOrSelfPermission( 11367 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11368 } 11369 11370 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11371 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11372 + userId + ":"); 11373 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11374 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11375 mSettings.writePackageRestrictionsLPr(userId); 11376 } 11377 } 11378 11379 @Override 11380 public void replacePreferredActivity(IntentFilter filter, int match, 11381 ComponentName[] set, ComponentName activity, int userId) { 11382 if (filter.countActions() != 1) { 11383 throw new IllegalArgumentException( 11384 "replacePreferredActivity expects filter to have only 1 action."); 11385 } 11386 if (filter.countDataAuthorities() != 0 11387 || filter.countDataPaths() != 0 11388 || filter.countDataSchemes() > 1 11389 || filter.countDataTypes() != 0) { 11390 throw new IllegalArgumentException( 11391 "replacePreferredActivity expects filter to have no data authorities, " + 11392 "paths, or types; and at most one scheme."); 11393 } 11394 11395 final int callingUid = Binder.getCallingUid(); 11396 enforceCrossUserPermission(callingUid, userId, true, "replace preferred activity"); 11397 synchronized (mPackages) { 11398 if (mContext.checkCallingOrSelfPermission( 11399 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11400 != PackageManager.PERMISSION_GRANTED) { 11401 if (getUidTargetSdkVersionLockedLPr(callingUid) 11402 < Build.VERSION_CODES.FROYO) { 11403 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11404 + Binder.getCallingUid()); 11405 return; 11406 } 11407 mContext.enforceCallingOrSelfPermission( 11408 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11409 } 11410 11411 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11412 if (pir != null) { 11413 // Get all of the existing entries that exactly match this filter. 11414 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11415 if (existing != null && existing.size() == 1) { 11416 PreferredActivity cur = existing.get(0); 11417 if (DEBUG_PREFERRED) { 11418 Slog.i(TAG, "Checking replace of preferred:"); 11419 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11420 if (!cur.mPref.mAlways) { 11421 Slog.i(TAG, " -- CUR; not mAlways!"); 11422 } else { 11423 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11424 Slog.i(TAG, " -- CUR: mSet=" 11425 + Arrays.toString(cur.mPref.mSetComponents)); 11426 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11427 Slog.i(TAG, " -- NEW: mMatch=" 11428 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11429 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11430 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11431 } 11432 } 11433 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11434 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11435 && cur.mPref.sameSet(set)) { 11436 if (DEBUG_PREFERRED) { 11437 Slog.i(TAG, "Replacing with same preferred activity " 11438 + cur.mPref.mShortComponent + " for user " 11439 + userId + ":"); 11440 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11441 } else { 11442 Slog.i(TAG, "Replacing with same preferred activity " 11443 + cur.mPref.mShortComponent + " for user " 11444 + userId); 11445 } 11446 return; 11447 } 11448 } 11449 11450 if (existing != null) { 11451 if (DEBUG_PREFERRED) { 11452 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11453 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11454 } 11455 for (int i = 0; i < existing.size(); i++) { 11456 PreferredActivity pa = existing.get(i); 11457 if (DEBUG_PREFERRED) { 11458 Slog.i(TAG, "Removing existing preferred activity " 11459 + pa.mPref.mComponent + ":"); 11460 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11461 } 11462 pir.removeFilter(pa); 11463 } 11464 } 11465 } 11466 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11467 "Replacing preferred"); 11468 } 11469 } 11470 11471 @Override 11472 public void clearPackagePreferredActivities(String packageName) { 11473 final int uid = Binder.getCallingUid(); 11474 // writer 11475 synchronized (mPackages) { 11476 PackageParser.Package pkg = mPackages.get(packageName); 11477 if (pkg == null || pkg.applicationInfo.uid != uid) { 11478 if (mContext.checkCallingOrSelfPermission( 11479 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11480 != PackageManager.PERMISSION_GRANTED) { 11481 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11482 < Build.VERSION_CODES.FROYO) { 11483 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11484 + Binder.getCallingUid()); 11485 return; 11486 } 11487 mContext.enforceCallingOrSelfPermission( 11488 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11489 } 11490 } 11491 11492 int user = UserHandle.getCallingUserId(); 11493 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11494 mSettings.writePackageRestrictionsLPr(user); 11495 scheduleWriteSettingsLocked(); 11496 } 11497 } 11498 } 11499 11500 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11501 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11502 ArrayList<PreferredActivity> removed = null; 11503 boolean changed = false; 11504 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11505 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11506 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11507 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11508 continue; 11509 } 11510 Iterator<PreferredActivity> it = pir.filterIterator(); 11511 while (it.hasNext()) { 11512 PreferredActivity pa = it.next(); 11513 // Mark entry for removal only if it matches the package name 11514 // and the entry is of type "always". 11515 if (packageName == null || 11516 (pa.mPref.mComponent.getPackageName().equals(packageName) 11517 && pa.mPref.mAlways)) { 11518 if (removed == null) { 11519 removed = new ArrayList<PreferredActivity>(); 11520 } 11521 removed.add(pa); 11522 } 11523 } 11524 if (removed != null) { 11525 for (int j=0; j<removed.size(); j++) { 11526 PreferredActivity pa = removed.get(j); 11527 pir.removeFilter(pa); 11528 } 11529 changed = true; 11530 } 11531 } 11532 return changed; 11533 } 11534 11535 @Override 11536 public void resetPreferredActivities(int userId) { 11537 mContext.enforceCallingOrSelfPermission( 11538 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11539 // writer 11540 synchronized (mPackages) { 11541 int user = UserHandle.getCallingUserId(); 11542 clearPackagePreferredActivitiesLPw(null, user); 11543 mSettings.readDefaultPreferredAppsLPw(this, user); 11544 mSettings.writePackageRestrictionsLPr(user); 11545 scheduleWriteSettingsLocked(); 11546 } 11547 } 11548 11549 @Override 11550 public int getPreferredActivities(List<IntentFilter> outFilters, 11551 List<ComponentName> outActivities, String packageName) { 11552 11553 int num = 0; 11554 final int userId = UserHandle.getCallingUserId(); 11555 // reader 11556 synchronized (mPackages) { 11557 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11558 if (pir != null) { 11559 final Iterator<PreferredActivity> it = pir.filterIterator(); 11560 while (it.hasNext()) { 11561 final PreferredActivity pa = it.next(); 11562 if (packageName == null 11563 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11564 && pa.mPref.mAlways)) { 11565 if (outFilters != null) { 11566 outFilters.add(new IntentFilter(pa)); 11567 } 11568 if (outActivities != null) { 11569 outActivities.add(pa.mPref.mComponent); 11570 } 11571 } 11572 } 11573 } 11574 } 11575 11576 return num; 11577 } 11578 11579 @Override 11580 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11581 int userId) { 11582 int callingUid = Binder.getCallingUid(); 11583 if (callingUid != Process.SYSTEM_UID) { 11584 throw new SecurityException( 11585 "addPersistentPreferredActivity can only be run by the system"); 11586 } 11587 if (filter.countActions() == 0) { 11588 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11589 return; 11590 } 11591 synchronized (mPackages) { 11592 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11593 " :"); 11594 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11595 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11596 new PersistentPreferredActivity(filter, activity)); 11597 mSettings.writePackageRestrictionsLPr(userId); 11598 } 11599 } 11600 11601 @Override 11602 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11603 int callingUid = Binder.getCallingUid(); 11604 if (callingUid != Process.SYSTEM_UID) { 11605 throw new SecurityException( 11606 "clearPackagePersistentPreferredActivities can only be run by the system"); 11607 } 11608 ArrayList<PersistentPreferredActivity> removed = null; 11609 boolean changed = false; 11610 synchronized (mPackages) { 11611 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11612 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11613 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11614 .valueAt(i); 11615 if (userId != thisUserId) { 11616 continue; 11617 } 11618 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11619 while (it.hasNext()) { 11620 PersistentPreferredActivity ppa = it.next(); 11621 // Mark entry for removal only if it matches the package name. 11622 if (ppa.mComponent.getPackageName().equals(packageName)) { 11623 if (removed == null) { 11624 removed = new ArrayList<PersistentPreferredActivity>(); 11625 } 11626 removed.add(ppa); 11627 } 11628 } 11629 if (removed != null) { 11630 for (int j=0; j<removed.size(); j++) { 11631 PersistentPreferredActivity ppa = removed.get(j); 11632 ppir.removeFilter(ppa); 11633 } 11634 changed = true; 11635 } 11636 } 11637 11638 if (changed) { 11639 mSettings.writePackageRestrictionsLPr(userId); 11640 } 11641 } 11642 } 11643 11644 @Override 11645 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11646 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11647 mContext.enforceCallingOrSelfPermission( 11648 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11649 int callingUid = Binder.getCallingUid(); 11650 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11651 if (intentFilter.countActions() == 0) { 11652 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11653 return; 11654 } 11655 synchronized (mPackages) { 11656 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11657 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11658 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11659 mSettings.writePackageRestrictionsLPr(sourceUserId); 11660 } 11661 } 11662 11663 @Override 11664 public void addCrossProfileIntentsForPackage(String packageName, 11665 int sourceUserId, int targetUserId) { 11666 mContext.enforceCallingOrSelfPermission( 11667 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11668 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11669 mSettings.writePackageRestrictionsLPr(sourceUserId); 11670 } 11671 11672 @Override 11673 public void removeCrossProfileIntentsForPackage(String packageName, 11674 int sourceUserId, int targetUserId) { 11675 mContext.enforceCallingOrSelfPermission( 11676 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11677 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11678 mSettings.writePackageRestrictionsLPr(sourceUserId); 11679 } 11680 11681 @Override 11682 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11683 int ownerUserId) { 11684 mContext.enforceCallingOrSelfPermission( 11685 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11686 int callingUid = Binder.getCallingUid(); 11687 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11688 int callingUserId = UserHandle.getUserId(callingUid); 11689 synchronized (mPackages) { 11690 CrossProfileIntentResolver resolver = 11691 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11692 HashSet<CrossProfileIntentFilter> set = 11693 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11694 for (CrossProfileIntentFilter filter : set) { 11695 if (filter.getOwnerPackage().equals(ownerPackage) 11696 && filter.getOwnerUserId() == callingUserId) { 11697 resolver.removeFilter(filter); 11698 } 11699 } 11700 mSettings.writePackageRestrictionsLPr(sourceUserId); 11701 } 11702 } 11703 11704 // Enforcing that callingUid is owning pkg on userId 11705 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11706 // The system owns everything. 11707 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11708 return; 11709 } 11710 int callingUserId = UserHandle.getUserId(callingUid); 11711 if (callingUserId != userId) { 11712 throw new SecurityException("calling uid " + callingUid 11713 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11714 + callingUserId); 11715 } 11716 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11717 if (pi == null) { 11718 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11719 + callingUserId); 11720 } 11721 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11722 throw new SecurityException("Calling uid " + callingUid 11723 + " does not own package " + pkg); 11724 } 11725 } 11726 11727 @Override 11728 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11729 Intent intent = new Intent(Intent.ACTION_MAIN); 11730 intent.addCategory(Intent.CATEGORY_HOME); 11731 11732 final int callingUserId = UserHandle.getCallingUserId(); 11733 List<ResolveInfo> list = queryIntentActivities(intent, null, 11734 PackageManager.GET_META_DATA, callingUserId); 11735 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11736 true, false, false, callingUserId); 11737 11738 allHomeCandidates.clear(); 11739 if (list != null) { 11740 for (ResolveInfo ri : list) { 11741 allHomeCandidates.add(ri); 11742 } 11743 } 11744 return (preferred == null || preferred.activityInfo == null) 11745 ? null 11746 : new ComponentName(preferred.activityInfo.packageName, 11747 preferred.activityInfo.name); 11748 } 11749 11750 @Override 11751 public void setApplicationEnabledSetting(String appPackageName, 11752 int newState, int flags, int userId, String callingPackage) { 11753 if (!sUserManager.exists(userId)) return; 11754 if (callingPackage == null) { 11755 callingPackage = Integer.toString(Binder.getCallingUid()); 11756 } 11757 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11758 } 11759 11760 @Override 11761 public void setComponentEnabledSetting(ComponentName componentName, 11762 int newState, int flags, int userId) { 11763 if (!sUserManager.exists(userId)) return; 11764 setEnabledSetting(componentName.getPackageName(), 11765 componentName.getClassName(), newState, flags, userId, null); 11766 } 11767 11768 private void setEnabledSetting(final String packageName, String className, int newState, 11769 final int flags, int userId, String callingPackage) { 11770 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11771 || newState == COMPONENT_ENABLED_STATE_ENABLED 11772 || newState == COMPONENT_ENABLED_STATE_DISABLED 11773 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11774 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11775 throw new IllegalArgumentException("Invalid new component state: " 11776 + newState); 11777 } 11778 PackageSetting pkgSetting; 11779 final int uid = Binder.getCallingUid(); 11780 final int permission = mContext.checkCallingOrSelfPermission( 11781 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11782 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11783 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11784 boolean sendNow = false; 11785 boolean isApp = (className == null); 11786 String componentName = isApp ? packageName : className; 11787 int packageUid = -1; 11788 ArrayList<String> components; 11789 11790 // writer 11791 synchronized (mPackages) { 11792 pkgSetting = mSettings.mPackages.get(packageName); 11793 if (pkgSetting == null) { 11794 if (className == null) { 11795 throw new IllegalArgumentException( 11796 "Unknown package: " + packageName); 11797 } 11798 throw new IllegalArgumentException( 11799 "Unknown component: " + packageName 11800 + "/" + className); 11801 } 11802 // Allow root and verify that userId is not being specified by a different user 11803 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11804 throw new SecurityException( 11805 "Permission Denial: attempt to change component state from pid=" 11806 + Binder.getCallingPid() 11807 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11808 } 11809 if (className == null) { 11810 // We're dealing with an application/package level state change 11811 if (pkgSetting.getEnabled(userId) == newState) { 11812 // Nothing to do 11813 return; 11814 } 11815 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11816 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11817 // Don't care about who enables an app. 11818 callingPackage = null; 11819 } 11820 pkgSetting.setEnabled(newState, userId, callingPackage); 11821 // pkgSetting.pkg.mSetEnabled = newState; 11822 } else { 11823 // We're dealing with a component level state change 11824 // First, verify that this is a valid class name. 11825 PackageParser.Package pkg = pkgSetting.pkg; 11826 if (pkg == null || !pkg.hasComponentClassName(className)) { 11827 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11828 throw new IllegalArgumentException("Component class " + className 11829 + " does not exist in " + packageName); 11830 } else { 11831 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11832 + className + " does not exist in " + packageName); 11833 } 11834 } 11835 switch (newState) { 11836 case COMPONENT_ENABLED_STATE_ENABLED: 11837 if (!pkgSetting.enableComponentLPw(className, userId)) { 11838 return; 11839 } 11840 break; 11841 case COMPONENT_ENABLED_STATE_DISABLED: 11842 if (!pkgSetting.disableComponentLPw(className, userId)) { 11843 return; 11844 } 11845 break; 11846 case COMPONENT_ENABLED_STATE_DEFAULT: 11847 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11848 return; 11849 } 11850 break; 11851 default: 11852 Slog.e(TAG, "Invalid new component state: " + newState); 11853 return; 11854 } 11855 } 11856 mSettings.writePackageRestrictionsLPr(userId); 11857 components = mPendingBroadcasts.get(userId, packageName); 11858 final boolean newPackage = components == null; 11859 if (newPackage) { 11860 components = new ArrayList<String>(); 11861 } 11862 if (!components.contains(componentName)) { 11863 components.add(componentName); 11864 } 11865 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11866 sendNow = true; 11867 // Purge entry from pending broadcast list if another one exists already 11868 // since we are sending one right away. 11869 mPendingBroadcasts.remove(userId, packageName); 11870 } else { 11871 if (newPackage) { 11872 mPendingBroadcasts.put(userId, packageName, components); 11873 } 11874 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11875 // Schedule a message 11876 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11877 } 11878 } 11879 } 11880 11881 long callingId = Binder.clearCallingIdentity(); 11882 try { 11883 if (sendNow) { 11884 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11885 sendPackageChangedBroadcast(packageName, 11886 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11887 } 11888 } finally { 11889 Binder.restoreCallingIdentity(callingId); 11890 } 11891 } 11892 11893 private void sendPackageChangedBroadcast(String packageName, 11894 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11895 if (DEBUG_INSTALL) 11896 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11897 + componentNames); 11898 Bundle extras = new Bundle(4); 11899 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11900 String nameList[] = new String[componentNames.size()]; 11901 componentNames.toArray(nameList); 11902 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11903 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11904 extras.putInt(Intent.EXTRA_UID, packageUid); 11905 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11906 new int[] {UserHandle.getUserId(packageUid)}); 11907 } 11908 11909 @Override 11910 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11911 if (!sUserManager.exists(userId)) return; 11912 final int uid = Binder.getCallingUid(); 11913 final int permission = mContext.checkCallingOrSelfPermission( 11914 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11915 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11916 enforceCrossUserPermission(uid, userId, true, "stop package"); 11917 // writer 11918 synchronized (mPackages) { 11919 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11920 uid, userId)) { 11921 scheduleWritePackageRestrictionsLocked(userId); 11922 } 11923 } 11924 } 11925 11926 @Override 11927 public String getInstallerPackageName(String packageName) { 11928 // reader 11929 synchronized (mPackages) { 11930 return mSettings.getInstallerPackageNameLPr(packageName); 11931 } 11932 } 11933 11934 @Override 11935 public int getApplicationEnabledSetting(String packageName, int userId) { 11936 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11937 int uid = Binder.getCallingUid(); 11938 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11939 // reader 11940 synchronized (mPackages) { 11941 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11942 } 11943 } 11944 11945 @Override 11946 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11947 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11948 int uid = Binder.getCallingUid(); 11949 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11950 // reader 11951 synchronized (mPackages) { 11952 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11953 } 11954 } 11955 11956 @Override 11957 public void enterSafeMode() { 11958 enforceSystemOrRoot("Only the system can request entering safe mode"); 11959 11960 if (!mSystemReady) { 11961 mSafeMode = true; 11962 } 11963 } 11964 11965 @Override 11966 public void systemReady() { 11967 mSystemReady = true; 11968 11969 // Read the compatibilty setting when the system is ready. 11970 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11971 mContext.getContentResolver(), 11972 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11973 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11974 if (DEBUG_SETTINGS) { 11975 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11976 } 11977 11978 synchronized (mPackages) { 11979 // Verify that all of the preferred activity components actually 11980 // exist. It is possible for applications to be updated and at 11981 // that point remove a previously declared activity component that 11982 // had been set as a preferred activity. We try to clean this up 11983 // the next time we encounter that preferred activity, but it is 11984 // possible for the user flow to never be able to return to that 11985 // situation so here we do a sanity check to make sure we haven't 11986 // left any junk around. 11987 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11988 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11989 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11990 removed.clear(); 11991 for (PreferredActivity pa : pir.filterSet()) { 11992 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11993 removed.add(pa); 11994 } 11995 } 11996 if (removed.size() > 0) { 11997 for (int r=0; r<removed.size(); r++) { 11998 PreferredActivity pa = removed.get(r); 11999 Slog.w(TAG, "Removing dangling preferred activity: " 12000 + pa.mPref.mComponent); 12001 pir.removeFilter(pa); 12002 } 12003 mSettings.writePackageRestrictionsLPr( 12004 mSettings.mPreferredActivities.keyAt(i)); 12005 } 12006 } 12007 } 12008 sUserManager.systemReady(); 12009 12010 // Kick off any messages waiting for system ready 12011 if (mPostSystemReadyMessages != null) { 12012 for (Message msg : mPostSystemReadyMessages) { 12013 msg.sendToTarget(); 12014 } 12015 mPostSystemReadyMessages = null; 12016 } 12017 } 12018 12019 @Override 12020 public boolean isSafeMode() { 12021 return mSafeMode; 12022 } 12023 12024 @Override 12025 public boolean hasSystemUidErrors() { 12026 return mHasSystemUidErrors; 12027 } 12028 12029 static String arrayToString(int[] array) { 12030 StringBuffer buf = new StringBuffer(128); 12031 buf.append('['); 12032 if (array != null) { 12033 for (int i=0; i<array.length; i++) { 12034 if (i > 0) buf.append(", "); 12035 buf.append(array[i]); 12036 } 12037 } 12038 buf.append(']'); 12039 return buf.toString(); 12040 } 12041 12042 static class DumpState { 12043 public static final int DUMP_LIBS = 1 << 0; 12044 public static final int DUMP_FEATURES = 1 << 1; 12045 public static final int DUMP_RESOLVERS = 1 << 2; 12046 public static final int DUMP_PERMISSIONS = 1 << 3; 12047 public static final int DUMP_PACKAGES = 1 << 4; 12048 public static final int DUMP_SHARED_USERS = 1 << 5; 12049 public static final int DUMP_MESSAGES = 1 << 6; 12050 public static final int DUMP_PROVIDERS = 1 << 7; 12051 public static final int DUMP_VERIFIERS = 1 << 8; 12052 public static final int DUMP_PREFERRED = 1 << 9; 12053 public static final int DUMP_PREFERRED_XML = 1 << 10; 12054 public static final int DUMP_KEYSETS = 1 << 11; 12055 public static final int DUMP_VERSION = 1 << 12; 12056 public static final int DUMP_INSTALLS = 1 << 13; 12057 12058 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12059 12060 private int mTypes; 12061 12062 private int mOptions; 12063 12064 private boolean mTitlePrinted; 12065 12066 private SharedUserSetting mSharedUser; 12067 12068 public boolean isDumping(int type) { 12069 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12070 return true; 12071 } 12072 12073 return (mTypes & type) != 0; 12074 } 12075 12076 public void setDump(int type) { 12077 mTypes |= type; 12078 } 12079 12080 public boolean isOptionEnabled(int option) { 12081 return (mOptions & option) != 0; 12082 } 12083 12084 public void setOptionEnabled(int option) { 12085 mOptions |= option; 12086 } 12087 12088 public boolean onTitlePrinted() { 12089 final boolean printed = mTitlePrinted; 12090 mTitlePrinted = true; 12091 return printed; 12092 } 12093 12094 public boolean getTitlePrinted() { 12095 return mTitlePrinted; 12096 } 12097 12098 public void setTitlePrinted(boolean enabled) { 12099 mTitlePrinted = enabled; 12100 } 12101 12102 public SharedUserSetting getSharedUser() { 12103 return mSharedUser; 12104 } 12105 12106 public void setSharedUser(SharedUserSetting user) { 12107 mSharedUser = user; 12108 } 12109 } 12110 12111 @Override 12112 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12113 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12114 != PackageManager.PERMISSION_GRANTED) { 12115 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12116 + Binder.getCallingPid() 12117 + ", uid=" + Binder.getCallingUid() 12118 + " without permission " 12119 + android.Manifest.permission.DUMP); 12120 return; 12121 } 12122 12123 DumpState dumpState = new DumpState(); 12124 boolean fullPreferred = false; 12125 boolean checkin = false; 12126 12127 String packageName = null; 12128 12129 int opti = 0; 12130 while (opti < args.length) { 12131 String opt = args[opti]; 12132 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12133 break; 12134 } 12135 opti++; 12136 if ("-a".equals(opt)) { 12137 // Right now we only know how to print all. 12138 } else if ("-h".equals(opt)) { 12139 pw.println("Package manager dump options:"); 12140 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12141 pw.println(" --checkin: dump for a checkin"); 12142 pw.println(" -f: print details of intent filters"); 12143 pw.println(" -h: print this help"); 12144 pw.println(" cmd may be one of:"); 12145 pw.println(" l[ibraries]: list known shared libraries"); 12146 pw.println(" f[ibraries]: list device features"); 12147 pw.println(" k[eysets]: print known keysets"); 12148 pw.println(" r[esolvers]: dump intent resolvers"); 12149 pw.println(" perm[issions]: dump permissions"); 12150 pw.println(" pref[erred]: print preferred package settings"); 12151 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12152 pw.println(" prov[iders]: dump content providers"); 12153 pw.println(" p[ackages]: dump installed packages"); 12154 pw.println(" s[hared-users]: dump shared user IDs"); 12155 pw.println(" m[essages]: print collected runtime messages"); 12156 pw.println(" v[erifiers]: print package verifier info"); 12157 pw.println(" version: print database version info"); 12158 pw.println(" write: write current settings now"); 12159 pw.println(" <package.name>: info about given package"); 12160 pw.println(" installs: details about install sessions"); 12161 return; 12162 } else if ("--checkin".equals(opt)) { 12163 checkin = true; 12164 } else if ("-f".equals(opt)) { 12165 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12166 } else { 12167 pw.println("Unknown argument: " + opt + "; use -h for help"); 12168 } 12169 } 12170 12171 // Is the caller requesting to dump a particular piece of data? 12172 if (opti < args.length) { 12173 String cmd = args[opti]; 12174 opti++; 12175 // Is this a package name? 12176 if ("android".equals(cmd) || cmd.contains(".")) { 12177 packageName = cmd; 12178 // When dumping a single package, we always dump all of its 12179 // filter information since the amount of data will be reasonable. 12180 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12181 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12182 dumpState.setDump(DumpState.DUMP_LIBS); 12183 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12184 dumpState.setDump(DumpState.DUMP_FEATURES); 12185 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12186 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12187 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12188 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12189 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12190 dumpState.setDump(DumpState.DUMP_PREFERRED); 12191 } else if ("preferred-xml".equals(cmd)) { 12192 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12193 if (opti < args.length && "--full".equals(args[opti])) { 12194 fullPreferred = true; 12195 opti++; 12196 } 12197 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12198 dumpState.setDump(DumpState.DUMP_PACKAGES); 12199 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12200 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12201 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12202 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12203 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12204 dumpState.setDump(DumpState.DUMP_MESSAGES); 12205 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12206 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12207 } else if ("version".equals(cmd)) { 12208 dumpState.setDump(DumpState.DUMP_VERSION); 12209 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12210 dumpState.setDump(DumpState.DUMP_KEYSETS); 12211 } else if ("write".equals(cmd)) { 12212 synchronized (mPackages) { 12213 mSettings.writeLPr(); 12214 pw.println("Settings written."); 12215 return; 12216 } 12217 } else if ("installs".equals(cmd)) { 12218 dumpState.setDump(DumpState.DUMP_INSTALLS); 12219 } 12220 } 12221 12222 if (checkin) { 12223 pw.println("vers,1"); 12224 } 12225 12226 // reader 12227 synchronized (mPackages) { 12228 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12229 if (!checkin) { 12230 if (dumpState.onTitlePrinted()) 12231 pw.println(); 12232 pw.println("Database versions:"); 12233 pw.print(" SDK Version:"); 12234 pw.print(" internal="); 12235 pw.print(mSettings.mInternalSdkPlatform); 12236 pw.print(" external="); 12237 pw.println(mSettings.mExternalSdkPlatform); 12238 pw.print(" DB Version:"); 12239 pw.print(" internal="); 12240 pw.print(mSettings.mInternalDatabaseVersion); 12241 pw.print(" external="); 12242 pw.println(mSettings.mExternalDatabaseVersion); 12243 } 12244 } 12245 12246 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12247 if (!checkin) { 12248 if (dumpState.onTitlePrinted()) 12249 pw.println(); 12250 pw.println("Verifiers:"); 12251 pw.print(" Required: "); 12252 pw.print(mRequiredVerifierPackage); 12253 pw.print(" (uid="); 12254 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12255 pw.println(")"); 12256 } else if (mRequiredVerifierPackage != null) { 12257 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12258 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12259 } 12260 } 12261 12262 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12263 boolean printedHeader = false; 12264 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12265 while (it.hasNext()) { 12266 String name = it.next(); 12267 SharedLibraryEntry ent = mSharedLibraries.get(name); 12268 if (!checkin) { 12269 if (!printedHeader) { 12270 if (dumpState.onTitlePrinted()) 12271 pw.println(); 12272 pw.println("Libraries:"); 12273 printedHeader = true; 12274 } 12275 pw.print(" "); 12276 } else { 12277 pw.print("lib,"); 12278 } 12279 pw.print(name); 12280 if (!checkin) { 12281 pw.print(" -> "); 12282 } 12283 if (ent.path != null) { 12284 if (!checkin) { 12285 pw.print("(jar) "); 12286 pw.print(ent.path); 12287 } else { 12288 pw.print(",jar,"); 12289 pw.print(ent.path); 12290 } 12291 } else { 12292 if (!checkin) { 12293 pw.print("(apk) "); 12294 pw.print(ent.apk); 12295 } else { 12296 pw.print(",apk,"); 12297 pw.print(ent.apk); 12298 } 12299 } 12300 pw.println(); 12301 } 12302 } 12303 12304 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12305 if (dumpState.onTitlePrinted()) 12306 pw.println(); 12307 if (!checkin) { 12308 pw.println("Features:"); 12309 } 12310 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12311 while (it.hasNext()) { 12312 String name = it.next(); 12313 if (!checkin) { 12314 pw.print(" "); 12315 } else { 12316 pw.print("feat,"); 12317 } 12318 pw.println(name); 12319 } 12320 } 12321 12322 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12323 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12324 : "Activity Resolver Table:", " ", packageName, 12325 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12326 dumpState.setTitlePrinted(true); 12327 } 12328 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12329 : "Receiver Resolver Table:", " ", packageName, 12330 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12331 dumpState.setTitlePrinted(true); 12332 } 12333 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12334 : "Service Resolver Table:", " ", packageName, 12335 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12336 dumpState.setTitlePrinted(true); 12337 } 12338 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12339 : "Provider Resolver Table:", " ", packageName, 12340 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12341 dumpState.setTitlePrinted(true); 12342 } 12343 } 12344 12345 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12346 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12347 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12348 int user = mSettings.mPreferredActivities.keyAt(i); 12349 if (pir.dump(pw, 12350 dumpState.getTitlePrinted() 12351 ? "\nPreferred Activities User " + user + ":" 12352 : "Preferred Activities User " + user + ":", " ", 12353 packageName, true)) { 12354 dumpState.setTitlePrinted(true); 12355 } 12356 } 12357 } 12358 12359 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12360 pw.flush(); 12361 FileOutputStream fout = new FileOutputStream(fd); 12362 BufferedOutputStream str = new BufferedOutputStream(fout); 12363 XmlSerializer serializer = new FastXmlSerializer(); 12364 try { 12365 serializer.setOutput(str, "utf-8"); 12366 serializer.startDocument(null, true); 12367 serializer.setFeature( 12368 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12369 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12370 serializer.endDocument(); 12371 serializer.flush(); 12372 } catch (IllegalArgumentException e) { 12373 pw.println("Failed writing: " + e); 12374 } catch (IllegalStateException e) { 12375 pw.println("Failed writing: " + e); 12376 } catch (IOException e) { 12377 pw.println("Failed writing: " + e); 12378 } 12379 } 12380 12381 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12382 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12383 if (packageName == null) { 12384 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12385 if (iperm == 0) { 12386 if (dumpState.onTitlePrinted()) 12387 pw.println(); 12388 pw.println("AppOp Permissions:"); 12389 } 12390 pw.print(" AppOp Permission "); 12391 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12392 pw.println(":"); 12393 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12394 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12395 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12396 } 12397 } 12398 } 12399 } 12400 12401 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12402 boolean printedSomething = false; 12403 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12404 if (packageName != null && !packageName.equals(p.info.packageName)) { 12405 continue; 12406 } 12407 if (!printedSomething) { 12408 if (dumpState.onTitlePrinted()) 12409 pw.println(); 12410 pw.println("Registered ContentProviders:"); 12411 printedSomething = true; 12412 } 12413 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12414 pw.print(" "); pw.println(p.toString()); 12415 } 12416 printedSomething = false; 12417 for (Map.Entry<String, PackageParser.Provider> entry : 12418 mProvidersByAuthority.entrySet()) { 12419 PackageParser.Provider p = entry.getValue(); 12420 if (packageName != null && !packageName.equals(p.info.packageName)) { 12421 continue; 12422 } 12423 if (!printedSomething) { 12424 if (dumpState.onTitlePrinted()) 12425 pw.println(); 12426 pw.println("ContentProvider Authorities:"); 12427 printedSomething = true; 12428 } 12429 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12430 pw.print(" "); pw.println(p.toString()); 12431 if (p.info != null && p.info.applicationInfo != null) { 12432 final String appInfo = p.info.applicationInfo.toString(); 12433 pw.print(" applicationInfo="); pw.println(appInfo); 12434 } 12435 } 12436 } 12437 12438 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12439 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12440 } 12441 12442 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12443 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12444 } 12445 12446 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12447 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12448 } 12449 12450 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12451 if (dumpState.onTitlePrinted()) pw.println(); 12452 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12453 } 12454 12455 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12456 if (dumpState.onTitlePrinted()) pw.println(); 12457 mSettings.dumpReadMessagesLPr(pw, dumpState); 12458 12459 pw.println(); 12460 pw.println("Package warning messages:"); 12461 final File fname = getSettingsProblemFile(); 12462 FileInputStream in = null; 12463 try { 12464 in = new FileInputStream(fname); 12465 final int avail = in.available(); 12466 final byte[] data = new byte[avail]; 12467 in.read(data); 12468 pw.print(new String(data)); 12469 } catch (FileNotFoundException e) { 12470 } catch (IOException e) { 12471 } finally { 12472 if (in != null) { 12473 try { 12474 in.close(); 12475 } catch (IOException e) { 12476 } 12477 } 12478 } 12479 } 12480 } 12481 } 12482 12483 // ------- apps on sdcard specific code ------- 12484 static final boolean DEBUG_SD_INSTALL = false; 12485 12486 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12487 12488 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12489 12490 private boolean mMediaMounted = false; 12491 12492 static String getEncryptKey() { 12493 try { 12494 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12495 SD_ENCRYPTION_KEYSTORE_NAME); 12496 if (sdEncKey == null) { 12497 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12498 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12499 if (sdEncKey == null) { 12500 Slog.e(TAG, "Failed to create encryption keys"); 12501 return null; 12502 } 12503 } 12504 return sdEncKey; 12505 } catch (NoSuchAlgorithmException nsae) { 12506 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12507 return null; 12508 } catch (IOException ioe) { 12509 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12510 return null; 12511 } 12512 } 12513 12514 /* 12515 * Update media status on PackageManager. 12516 */ 12517 @Override 12518 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12519 int callingUid = Binder.getCallingUid(); 12520 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12521 throw new SecurityException("Media status can only be updated by the system"); 12522 } 12523 // reader; this apparently protects mMediaMounted, but should probably 12524 // be a different lock in that case. 12525 synchronized (mPackages) { 12526 Log.i(TAG, "Updating external media status from " 12527 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12528 + (mediaStatus ? "mounted" : "unmounted")); 12529 if (DEBUG_SD_INSTALL) 12530 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12531 + ", mMediaMounted=" + mMediaMounted); 12532 if (mediaStatus == mMediaMounted) { 12533 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12534 : 0, -1); 12535 mHandler.sendMessage(msg); 12536 return; 12537 } 12538 mMediaMounted = mediaStatus; 12539 } 12540 // Queue up an async operation since the package installation may take a 12541 // little while. 12542 mHandler.post(new Runnable() { 12543 public void run() { 12544 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12545 } 12546 }); 12547 } 12548 12549 /** 12550 * Called by MountService when the initial ASECs to scan are available. 12551 * Should block until all the ASEC containers are finished being scanned. 12552 */ 12553 public void scanAvailableAsecs() { 12554 updateExternalMediaStatusInner(true, false, false); 12555 if (mShouldRestoreconData) { 12556 SELinuxMMAC.setRestoreconDone(); 12557 mShouldRestoreconData = false; 12558 } 12559 } 12560 12561 /* 12562 * Collect information of applications on external media, map them against 12563 * existing containers and update information based on current mount status. 12564 * Please note that we always have to report status if reportStatus has been 12565 * set to true especially when unloading packages. 12566 */ 12567 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12568 boolean externalStorage) { 12569 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12570 int[] uidArr = EmptyArray.INT; 12571 12572 final String[] list = PackageHelper.getSecureContainerList(); 12573 if (ArrayUtils.isEmpty(list)) { 12574 Log.i(TAG, "No secure containers found"); 12575 } else { 12576 // Process list of secure containers and categorize them 12577 // as active or stale based on their package internal state. 12578 12579 // reader 12580 synchronized (mPackages) { 12581 for (String cid : list) { 12582 // Leave stages untouched for now; installer service owns them 12583 if (PackageInstallerService.isStageName(cid)) continue; 12584 12585 if (DEBUG_SD_INSTALL) 12586 Log.i(TAG, "Processing container " + cid); 12587 String pkgName = getAsecPackageName(cid); 12588 if (pkgName == null) { 12589 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12590 continue; 12591 } 12592 if (DEBUG_SD_INSTALL) 12593 Log.i(TAG, "Looking for pkg : " + pkgName); 12594 12595 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12596 if (ps == null) { 12597 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12598 continue; 12599 } 12600 12601 /* 12602 * Skip packages that are not external if we're unmounting 12603 * external storage. 12604 */ 12605 if (externalStorage && !isMounted && !isExternal(ps)) { 12606 continue; 12607 } 12608 12609 final AsecInstallArgs args = new AsecInstallArgs(cid, 12610 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12611 // The package status is changed only if the code path 12612 // matches between settings and the container id. 12613 if (ps.codePathString != null 12614 && ps.codePathString.startsWith(args.getCodePath())) { 12615 if (DEBUG_SD_INSTALL) { 12616 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12617 + " at code path: " + ps.codePathString); 12618 } 12619 12620 // We do have a valid package installed on sdcard 12621 processCids.put(args, ps.codePathString); 12622 final int uid = ps.appId; 12623 if (uid != -1) { 12624 uidArr = ArrayUtils.appendInt(uidArr, uid); 12625 } 12626 } else { 12627 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12628 + ps.codePathString); 12629 } 12630 } 12631 } 12632 12633 Arrays.sort(uidArr); 12634 } 12635 12636 // Process packages with valid entries. 12637 if (isMounted) { 12638 if (DEBUG_SD_INSTALL) 12639 Log.i(TAG, "Loading packages"); 12640 loadMediaPackages(processCids, uidArr); 12641 startCleaningPackages(); 12642 mInstallerService.onSecureContainersAvailable(); 12643 } else { 12644 if (DEBUG_SD_INSTALL) 12645 Log.i(TAG, "Unloading packages"); 12646 unloadMediaPackages(processCids, uidArr, reportStatus); 12647 } 12648 } 12649 12650 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12651 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12652 int size = pkgList.size(); 12653 if (size > 0) { 12654 // Send broadcasts here 12655 Bundle extras = new Bundle(); 12656 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12657 .toArray(new String[size])); 12658 if (uidArr != null) { 12659 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12660 } 12661 if (replacing) { 12662 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12663 } 12664 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12665 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12666 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12667 } 12668 } 12669 12670 /* 12671 * Look at potentially valid container ids from processCids If package 12672 * information doesn't match the one on record or package scanning fails, 12673 * the cid is added to list of removeCids. We currently don't delete stale 12674 * containers. 12675 */ 12676 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12677 ArrayList<String> pkgList = new ArrayList<String>(); 12678 Set<AsecInstallArgs> keys = processCids.keySet(); 12679 12680 for (AsecInstallArgs args : keys) { 12681 String codePath = processCids.get(args); 12682 if (DEBUG_SD_INSTALL) 12683 Log.i(TAG, "Loading container : " + args.cid); 12684 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12685 try { 12686 // Make sure there are no container errors first. 12687 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12688 Slog.e(TAG, "Failed to mount cid : " + args.cid 12689 + " when installing from sdcard"); 12690 continue; 12691 } 12692 // Check code path here. 12693 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12694 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12695 + " does not match one in settings " + codePath); 12696 continue; 12697 } 12698 // Parse package 12699 int parseFlags = mDefParseFlags; 12700 if (args.isExternal()) { 12701 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12702 } 12703 if (args.isFwdLocked()) { 12704 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12705 } 12706 12707 synchronized (mInstallLock) { 12708 PackageParser.Package pkg = null; 12709 try { 12710 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12711 } catch (PackageManagerException e) { 12712 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12713 } 12714 // Scan the package 12715 if (pkg != null) { 12716 /* 12717 * TODO why is the lock being held? doPostInstall is 12718 * called in other places without the lock. This needs 12719 * to be straightened out. 12720 */ 12721 // writer 12722 synchronized (mPackages) { 12723 retCode = PackageManager.INSTALL_SUCCEEDED; 12724 pkgList.add(pkg.packageName); 12725 // Post process args 12726 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12727 pkg.applicationInfo.uid); 12728 } 12729 } else { 12730 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12731 } 12732 } 12733 12734 } finally { 12735 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12736 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12737 } 12738 } 12739 } 12740 // writer 12741 synchronized (mPackages) { 12742 // If the platform SDK has changed since the last time we booted, 12743 // we need to re-grant app permission to catch any new ones that 12744 // appear. This is really a hack, and means that apps can in some 12745 // cases get permissions that the user didn't initially explicitly 12746 // allow... it would be nice to have some better way to handle 12747 // this situation. 12748 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12749 if (regrantPermissions) 12750 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12751 + mSdkVersion + "; regranting permissions for external storage"); 12752 mSettings.mExternalSdkPlatform = mSdkVersion; 12753 12754 // Make sure group IDs have been assigned, and any permission 12755 // changes in other apps are accounted for 12756 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12757 | (regrantPermissions 12758 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12759 : 0)); 12760 12761 mSettings.updateExternalDatabaseVersion(); 12762 12763 // can downgrade to reader 12764 // Persist settings 12765 mSettings.writeLPr(); 12766 } 12767 // Send a broadcast to let everyone know we are done processing 12768 if (pkgList.size() > 0) { 12769 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12770 } 12771 } 12772 12773 /* 12774 * Utility method to unload a list of specified containers 12775 */ 12776 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12777 // Just unmount all valid containers. 12778 for (AsecInstallArgs arg : cidArgs) { 12779 synchronized (mInstallLock) { 12780 arg.doPostDeleteLI(false); 12781 } 12782 } 12783 } 12784 12785 /* 12786 * Unload packages mounted on external media. This involves deleting package 12787 * data from internal structures, sending broadcasts about diabled packages, 12788 * gc'ing to free up references, unmounting all secure containers 12789 * corresponding to packages on external media, and posting a 12790 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12791 * that we always have to post this message if status has been requested no 12792 * matter what. 12793 */ 12794 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12795 final boolean reportStatus) { 12796 if (DEBUG_SD_INSTALL) 12797 Log.i(TAG, "unloading media packages"); 12798 ArrayList<String> pkgList = new ArrayList<String>(); 12799 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12800 final Set<AsecInstallArgs> keys = processCids.keySet(); 12801 for (AsecInstallArgs args : keys) { 12802 String pkgName = args.getPackageName(); 12803 if (DEBUG_SD_INSTALL) 12804 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12805 // Delete package internally 12806 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12807 synchronized (mInstallLock) { 12808 boolean res = deletePackageLI(pkgName, null, false, null, null, 12809 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12810 if (res) { 12811 pkgList.add(pkgName); 12812 } else { 12813 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12814 failedList.add(args); 12815 } 12816 } 12817 } 12818 12819 // reader 12820 synchronized (mPackages) { 12821 // We didn't update the settings after removing each package; 12822 // write them now for all packages. 12823 mSettings.writeLPr(); 12824 } 12825 12826 // We have to absolutely send UPDATED_MEDIA_STATUS only 12827 // after confirming that all the receivers processed the ordered 12828 // broadcast when packages get disabled, force a gc to clean things up. 12829 // and unload all the containers. 12830 if (pkgList.size() > 0) { 12831 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12832 new IIntentReceiver.Stub() { 12833 public void performReceive(Intent intent, int resultCode, String data, 12834 Bundle extras, boolean ordered, boolean sticky, 12835 int sendingUser) throws RemoteException { 12836 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12837 reportStatus ? 1 : 0, 1, keys); 12838 mHandler.sendMessage(msg); 12839 } 12840 }); 12841 } else { 12842 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12843 keys); 12844 mHandler.sendMessage(msg); 12845 } 12846 } 12847 12848 /** Binder call */ 12849 @Override 12850 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12851 final int flags) { 12852 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12853 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12854 int returnCode = PackageManager.MOVE_SUCCEEDED; 12855 int currInstallFlags = 0; 12856 int newInstallFlags = 0; 12857 12858 File codeFile = null; 12859 String installerPackageName = null; 12860 String packageAbiOverride = null; 12861 12862 // reader 12863 synchronized (mPackages) { 12864 final PackageParser.Package pkg = mPackages.get(packageName); 12865 final PackageSetting ps = mSettings.mPackages.get(packageName); 12866 if (pkg == null || ps == null) { 12867 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12868 } else { 12869 // Disable moving fwd locked apps and system packages 12870 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12871 Slog.w(TAG, "Cannot move system application"); 12872 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12873 } else if (pkg.mOperationPending) { 12874 Slog.w(TAG, "Attempt to move package which has pending operations"); 12875 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12876 } else { 12877 // Find install location first 12878 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12879 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12880 Slog.w(TAG, "Ambigous flags specified for move location."); 12881 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12882 } else { 12883 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12884 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12885 currInstallFlags = isExternal(pkg) 12886 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12887 12888 if (newInstallFlags == currInstallFlags) { 12889 Slog.w(TAG, "No move required. Trying to move to same location"); 12890 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12891 } else { 12892 if (isForwardLocked(pkg)) { 12893 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12894 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12895 } 12896 } 12897 } 12898 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12899 pkg.mOperationPending = true; 12900 } 12901 } 12902 12903 codeFile = new File(pkg.codePath); 12904 installerPackageName = ps.installerPackageName; 12905 packageAbiOverride = ps.cpuAbiOverrideString; 12906 } 12907 } 12908 12909 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12910 try { 12911 observer.packageMoved(packageName, returnCode); 12912 } catch (RemoteException ignored) { 12913 } 12914 return; 12915 } 12916 12917 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12918 @Override 12919 public void onUserActionRequired(Intent intent) throws RemoteException { 12920 throw new IllegalStateException(); 12921 } 12922 12923 @Override 12924 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12925 Bundle extras) throws RemoteException { 12926 Slog.d(TAG, "Install result for move: " 12927 + PackageManager.installStatusToString(returnCode, msg)); 12928 12929 // We usually have a new package now after the install, but if 12930 // we failed we need to clear the pending flag on the original 12931 // package object. 12932 synchronized (mPackages) { 12933 final PackageParser.Package pkg = mPackages.get(packageName); 12934 if (pkg != null) { 12935 pkg.mOperationPending = false; 12936 } 12937 } 12938 12939 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12940 switch (status) { 12941 case PackageInstaller.STATUS_SUCCESS: 12942 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12943 break; 12944 case PackageInstaller.STATUS_FAILURE_STORAGE: 12945 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12946 break; 12947 default: 12948 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12949 break; 12950 } 12951 } 12952 }; 12953 12954 // Treat a move like reinstalling an existing app, which ensures that we 12955 // process everythign uniformly, like unpacking native libraries. 12956 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12957 12958 final Message msg = mHandler.obtainMessage(INIT_COPY); 12959 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12960 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12961 installerPackageName, null, user, packageAbiOverride); 12962 mHandler.sendMessage(msg); 12963 } 12964 12965 @Override 12966 public boolean setInstallLocation(int loc) { 12967 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12968 null); 12969 if (getInstallLocation() == loc) { 12970 return true; 12971 } 12972 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12973 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12974 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12975 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12976 return true; 12977 } 12978 return false; 12979 } 12980 12981 @Override 12982 public int getInstallLocation() { 12983 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12984 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12985 PackageHelper.APP_INSTALL_AUTO); 12986 } 12987 12988 /** Called by UserManagerService */ 12989 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12990 mDirtyUsers.remove(userHandle); 12991 mSettings.removeUserLPw(userHandle); 12992 mPendingBroadcasts.remove(userHandle); 12993 if (mInstaller != null) { 12994 // Technically, we shouldn't be doing this with the package lock 12995 // held. However, this is very rare, and there is already so much 12996 // other disk I/O going on, that we'll let it slide for now. 12997 mInstaller.removeUserDataDirs(userHandle); 12998 } 12999 mUserNeedsBadging.delete(userHandle); 13000 removeUnusedPackagesLILPw(userManager, userHandle); 13001 } 13002 13003 /** 13004 * We're removing userHandle and would like to remove any downloaded packages 13005 * that are no longer in use by any other user. 13006 * @param userHandle the user being removed 13007 */ 13008 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 13009 final boolean DEBUG_CLEAN_APKS = false; 13010 int [] users = userManager.getUserIdsLPr(); 13011 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 13012 while (psit.hasNext()) { 13013 PackageSetting ps = psit.next(); 13014 if (ps.pkg == null) { 13015 continue; 13016 } 13017 final String packageName = ps.pkg.packageName; 13018 // Skip over if system app 13019 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 13020 continue; 13021 } 13022 if (DEBUG_CLEAN_APKS) { 13023 Slog.i(TAG, "Checking package " + packageName); 13024 } 13025 boolean keep = false; 13026 for (int i = 0; i < users.length; i++) { 13027 if (users[i] != userHandle && ps.getInstalled(users[i])) { 13028 keep = true; 13029 if (DEBUG_CLEAN_APKS) { 13030 Slog.i(TAG, " Keeping package " + packageName + " for user " 13031 + users[i]); 13032 } 13033 break; 13034 } 13035 } 13036 if (!keep) { 13037 if (DEBUG_CLEAN_APKS) { 13038 Slog.i(TAG, " Removing package " + packageName); 13039 } 13040 mHandler.post(new Runnable() { 13041 public void run() { 13042 deletePackageX(packageName, userHandle, 0); 13043 } //end run 13044 }); 13045 } 13046 } 13047 } 13048 13049 /** Called by UserManagerService */ 13050 void createNewUserLILPw(int userHandle, File path) { 13051 if (mInstaller != null) { 13052 mInstaller.createUserConfig(userHandle); 13053 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13054 } 13055 } 13056 13057 @Override 13058 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13059 mContext.enforceCallingOrSelfPermission( 13060 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13061 "Only package verification agents can read the verifier device identity"); 13062 13063 synchronized (mPackages) { 13064 return mSettings.getVerifierDeviceIdentityLPw(); 13065 } 13066 } 13067 13068 @Override 13069 public void setPermissionEnforced(String permission, boolean enforced) { 13070 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13071 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13072 synchronized (mPackages) { 13073 if (mSettings.mReadExternalStorageEnforced == null 13074 || mSettings.mReadExternalStorageEnforced != enforced) { 13075 mSettings.mReadExternalStorageEnforced = enforced; 13076 mSettings.writeLPr(); 13077 } 13078 } 13079 // kill any non-foreground processes so we restart them and 13080 // grant/revoke the GID. 13081 final IActivityManager am = ActivityManagerNative.getDefault(); 13082 if (am != null) { 13083 final long token = Binder.clearCallingIdentity(); 13084 try { 13085 am.killProcessesBelowForeground("setPermissionEnforcement"); 13086 } catch (RemoteException e) { 13087 } finally { 13088 Binder.restoreCallingIdentity(token); 13089 } 13090 } 13091 } else { 13092 throw new IllegalArgumentException("No selective enforcement for " + permission); 13093 } 13094 } 13095 13096 @Override 13097 @Deprecated 13098 public boolean isPermissionEnforced(String permission) { 13099 return true; 13100 } 13101 13102 @Override 13103 public boolean isStorageLow() { 13104 final long token = Binder.clearCallingIdentity(); 13105 try { 13106 final DeviceStorageMonitorInternal 13107 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13108 if (dsm != null) { 13109 return dsm.isMemoryLow(); 13110 } else { 13111 return false; 13112 } 13113 } finally { 13114 Binder.restoreCallingIdentity(token); 13115 } 13116 } 13117 13118 @Override 13119 public IPackageInstaller getPackageInstaller() { 13120 return mInstallerService; 13121 } 13122 13123 private boolean userNeedsBadging(int userId) { 13124 int index = mUserNeedsBadging.indexOfKey(userId); 13125 if (index < 0) { 13126 final UserInfo userInfo; 13127 final long token = Binder.clearCallingIdentity(); 13128 try { 13129 userInfo = sUserManager.getUserInfo(userId); 13130 } finally { 13131 Binder.restoreCallingIdentity(token); 13132 } 13133 final boolean b; 13134 if (userInfo != null && userInfo.isManagedProfile()) { 13135 b = true; 13136 } else { 13137 b = false; 13138 } 13139 mUserNeedsBadging.put(userId, b); 13140 return b; 13141 } 13142 return mUserNeedsBadging.valueAt(index); 13143 } 13144 13145 @Override 13146 public KeySet getKeySetByAlias(String packageName, String alias) { 13147 if (packageName == null || alias == null) { 13148 return null; 13149 } 13150 synchronized(mPackages) { 13151 final PackageParser.Package pkg = mPackages.get(packageName); 13152 if (pkg == null) { 13153 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13154 throw new IllegalArgumentException("Unknown package: " + packageName); 13155 } 13156 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13157 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13158 } 13159 } 13160 13161 @Override 13162 public KeySet getSigningKeySet(String packageName) { 13163 if (packageName == null) { 13164 return null; 13165 } 13166 synchronized(mPackages) { 13167 final PackageParser.Package pkg = mPackages.get(packageName); 13168 if (pkg == null) { 13169 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13170 throw new IllegalArgumentException("Unknown package: " + packageName); 13171 } 13172 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13173 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13174 throw new SecurityException("May not access signing KeySet of other apps."); 13175 } 13176 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13177 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13178 } 13179 } 13180 13181 @Override 13182 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13183 if (packageName == null || ks == null) { 13184 return false; 13185 } 13186 synchronized(mPackages) { 13187 final PackageParser.Package pkg = mPackages.get(packageName); 13188 if (pkg == null) { 13189 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13190 throw new IllegalArgumentException("Unknown package: " + packageName); 13191 } 13192 IBinder ksh = ks.getToken(); 13193 if (ksh instanceof KeySetHandle) { 13194 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13195 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13196 } 13197 return false; 13198 } 13199 } 13200 13201 @Override 13202 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13203 if (packageName == null || ks == null) { 13204 return false; 13205 } 13206 synchronized(mPackages) { 13207 final PackageParser.Package pkg = mPackages.get(packageName); 13208 if (pkg == null) { 13209 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13210 throw new IllegalArgumentException("Unknown package: " + packageName); 13211 } 13212 IBinder ksh = ks.getToken(); 13213 if (ksh instanceof KeySetHandle) { 13214 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13215 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13216 } 13217 return false; 13218 } 13219 } 13220} 13221