PackageManagerService.java revision 8cd28b57ed732656d002d97879e15c5695b54fff
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 45import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 46import static android.content.pm.PackageParser.isApkFile; 47import static android.os.Process.PACKAGE_INFO_GID; 48import static android.os.Process.SYSTEM_UID; 49import static android.system.OsConstants.O_CREAT; 50import static android.system.OsConstants.O_RDWR; 51import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 52import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 53import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 54import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 55import static com.android.internal.util.ArrayUtils.appendInt; 56import static com.android.internal.util.ArrayUtils.removeInt; 57 58import android.util.ArrayMap; 59 60import com.android.internal.R; 61import com.android.internal.app.IMediaContainerService; 62import com.android.internal.app.ResolverActivity; 63import com.android.internal.content.NativeLibraryHelper; 64import com.android.internal.content.PackageHelper; 65import com.android.internal.os.IParcelFileDescriptorFactory; 66import com.android.internal.util.ArrayUtils; 67import com.android.internal.util.FastPrintWriter; 68import com.android.internal.util.FastXmlSerializer; 69import com.android.internal.util.IndentingPrintWriter; 70import com.android.server.EventLogTags; 71import com.android.server.IntentResolver; 72import com.android.server.LocalServices; 73import com.android.server.ServiceThread; 74import com.android.server.SystemConfig; 75import com.android.server.Watchdog; 76import com.android.server.pm.Settings.DatabaseVersion; 77import com.android.server.storage.DeviceStorageMonitorInternal; 78 79import org.xmlpull.v1.XmlSerializer; 80 81import android.app.ActivityManager; 82import android.app.ActivityManagerNative; 83import android.app.IActivityManager; 84import android.app.admin.IDevicePolicyManager; 85import android.app.backup.IBackupManager; 86import android.content.BroadcastReceiver; 87import android.content.ComponentName; 88import android.content.Context; 89import android.content.IIntentReceiver; 90import android.content.Intent; 91import android.content.IntentFilter; 92import android.content.IntentSender; 93import android.content.IntentSender.SendIntentException; 94import android.content.ServiceConnection; 95import android.content.pm.ActivityInfo; 96import android.content.pm.ApplicationInfo; 97import android.content.pm.FeatureInfo; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageParser; 119import android.content.pm.PackageStats; 120import android.content.pm.PackageUserState; 121import android.content.pm.ParceledListSlice; 122import android.content.pm.PermissionGroupInfo; 123import android.content.pm.PermissionInfo; 124import android.content.pm.ProviderInfo; 125import android.content.pm.ResolveInfo; 126import android.content.pm.ServiceInfo; 127import android.content.pm.Signature; 128import android.content.pm.UserInfo; 129import android.content.pm.VerificationParams; 130import android.content.pm.VerifierDeviceIdentity; 131import android.content.pm.VerifierInfo; 132import android.content.res.Resources; 133import android.hardware.display.DisplayManager; 134import android.net.Uri; 135import android.os.Binder; 136import android.os.Build; 137import android.os.Bundle; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.storage.StorageManager; 141import android.os.Debug; 142import android.os.FileUtils; 143import android.os.Handler; 144import android.os.IBinder; 145import android.os.Looper; 146import android.os.Message; 147import android.os.Parcel; 148import android.os.ParcelFileDescriptor; 149import android.os.Process; 150import android.os.RemoteException; 151import android.os.SELinux; 152import android.os.ServiceManager; 153import android.os.SystemClock; 154import android.os.SystemProperties; 155import android.os.UserHandle; 156import android.os.UserManager; 157import android.security.KeyStore; 158import android.security.SystemKeyStore; 159import android.system.ErrnoException; 160import android.system.Os; 161import android.system.StructStat; 162import android.text.TextUtils; 163import android.util.ArraySet; 164import android.util.AtomicFile; 165import android.util.DisplayMetrics; 166import android.util.EventLog; 167import android.util.ExceptionUtils; 168import android.util.Log; 169import android.util.LogPrinter; 170import android.util.PrintStreamPrinter; 171import android.util.Slog; 172import android.util.SparseArray; 173import android.util.SparseBooleanArray; 174import android.view.Display; 175 176import java.io.BufferedInputStream; 177import java.io.BufferedOutputStream; 178import java.io.File; 179import java.io.FileDescriptor; 180import java.io.FileInputStream; 181import java.io.FileNotFoundException; 182import java.io.FileOutputStream; 183import java.io.FilenameFilter; 184import java.io.IOException; 185import java.io.InputStream; 186import java.io.PrintWriter; 187import java.nio.charset.StandardCharsets; 188import java.security.NoSuchAlgorithmException; 189import java.security.PublicKey; 190import java.security.cert.CertificateEncodingException; 191import java.security.cert.CertificateException; 192import java.text.SimpleDateFormat; 193import java.util.ArrayList; 194import java.util.Arrays; 195import java.util.Collection; 196import java.util.Collections; 197import java.util.Comparator; 198import java.util.Date; 199import java.util.HashMap; 200import java.util.HashSet; 201import java.util.Iterator; 202import java.util.List; 203import java.util.Map; 204import java.util.Set; 205import java.util.concurrent.atomic.AtomicBoolean; 206import java.util.concurrent.atomic.AtomicLong; 207 208import dalvik.system.DexFile; 209import dalvik.system.StaleDexCacheError; 210import dalvik.system.VMRuntime; 211 212import libcore.io.IoUtils; 213import libcore.util.EmptyArray; 214 215/** 216 * Keep track of all those .apks everywhere. 217 * 218 * This is very central to the platform's security; please run the unit 219 * tests whenever making modifications here: 220 * 221mmm frameworks/base/tests/AndroidTests 222adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 223adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 224 * 225 * {@hide} 226 */ 227public class PackageManagerService extends IPackageManager.Stub { 228 static final String TAG = "PackageManager"; 229 static final boolean DEBUG_SETTINGS = false; 230 static final boolean DEBUG_PREFERRED = false; 231 static final boolean DEBUG_UPGRADE = false; 232 private static final boolean DEBUG_INSTALL = false; 233 private static final boolean DEBUG_REMOVE = false; 234 private static final boolean DEBUG_BROADCASTS = false; 235 private static final boolean DEBUG_SHOW_INFO = false; 236 private static final boolean DEBUG_PACKAGE_INFO = false; 237 private static final boolean DEBUG_INTENT_MATCHING = false; 238 private static final boolean DEBUG_PACKAGE_SCANNING = false; 239 private static final boolean DEBUG_VERIFY = false; 240 private static final boolean DEBUG_DEXOPT = false; 241 private static final boolean DEBUG_ABI_SELECTION = false; 242 243 private static final int RADIO_UID = Process.PHONE_UID; 244 private static final int LOG_UID = Process.LOG_UID; 245 private static final int NFC_UID = Process.NFC_UID; 246 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 247 private static final int SHELL_UID = Process.SHELL_UID; 248 249 // Cap the size of permission trees that 3rd party apps can define 250 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 251 252 // Suffix used during package installation when copying/moving 253 // package apks to install directory. 254 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 255 256 static final int SCAN_NO_DEX = 1<<1; 257 static final int SCAN_FORCE_DEX = 1<<2; 258 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 259 static final int SCAN_NEW_INSTALL = 1<<4; 260 static final int SCAN_NO_PATHS = 1<<5; 261 static final int SCAN_UPDATE_TIME = 1<<6; 262 static final int SCAN_DEFER_DEX = 1<<7; 263 static final int SCAN_BOOTING = 1<<8; 264 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 265 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 266 static final int SCAN_REPLACING = 1<<11; 267 268 static final int REMOVE_CHATTY = 1<<16; 269 270 /** 271 * Timeout (in milliseconds) after which the watchdog should declare that 272 * our handler thread is wedged. The usual default for such things is one 273 * minute but we sometimes do very lengthy I/O operations on this thread, 274 * such as installing multi-gigabyte applications, so ours needs to be longer. 275 */ 276 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 277 278 /** 279 * Whether verification is enabled by default. 280 */ 281 private static final boolean DEFAULT_VERIFY_ENABLE = true; 282 283 /** 284 * The default maximum time to wait for the verification agent to return in 285 * milliseconds. 286 */ 287 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 288 289 /** 290 * The default response for package verification timeout. 291 * 292 * This can be either PackageManager.VERIFICATION_ALLOW or 293 * PackageManager.VERIFICATION_REJECT. 294 */ 295 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 296 297 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 298 299 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 300 DEFAULT_CONTAINER_PACKAGE, 301 "com.android.defcontainer.DefaultContainerService"); 302 303 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 304 305 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 306 307 private static String sPreferredInstructionSet; 308 309 final ServiceThread mHandlerThread; 310 311 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 312 private static final String IDMAP_SUFFIX = "@idmap"; 313 314 final PackageHandler mHandler; 315 316 /** 317 * Messages for {@link #mHandler} that need to wait for system ready before 318 * being dispatched. 319 */ 320 private ArrayList<Message> mPostSystemReadyMessages; 321 322 final int mSdkVersion = Build.VERSION.SDK_INT; 323 324 final Context mContext; 325 final boolean mFactoryTest; 326 final boolean mOnlyCore; 327 final boolean mLazyDexOpt; 328 final DisplayMetrics mMetrics; 329 final int mDefParseFlags; 330 final String[] mSeparateProcesses; 331 332 // This is where all application persistent data goes. 333 final File mAppDataDir; 334 335 // This is where all application persistent data goes for secondary users. 336 final File mUserAppDataDir; 337 338 /** The location for ASEC container files on internal storage. */ 339 final String mAsecInternalPath; 340 341 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 342 // LOCK HELD. Can be called with mInstallLock held. 343 final Installer mInstaller; 344 345 /** Directory where installed third-party apps stored */ 346 final File mAppInstallDir; 347 348 /** 349 * Directory to which applications installed internally have their 350 * 32 bit native libraries copied. 351 */ 352 private File mAppLib32InstallDir; 353 354 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 355 // apps. 356 final File mDrmAppPrivateInstallDir; 357 358 // ---------------------------------------------------------------- 359 360 // Lock for state used when installing and doing other long running 361 // operations. Methods that must be called with this lock held have 362 // the suffix "LI". 363 final Object mInstallLock = new Object(); 364 365 // ---------------------------------------------------------------- 366 367 // Keys are String (package name), values are Package. This also serves 368 // as the lock for the global state. Methods that must be called with 369 // this lock held have the prefix "LP". 370 final HashMap<String, PackageParser.Package> mPackages = 371 new HashMap<String, PackageParser.Package>(); 372 373 // Tracks available target package names -> overlay package paths. 374 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 375 new HashMap<String, HashMap<String, PackageParser.Package>>(); 376 377 final Settings mSettings; 378 boolean mRestoredSettings; 379 380 // System configuration read by SystemConfig. 381 final int[] mGlobalGids; 382 final SparseArray<HashSet<String>> mSystemPermissions; 383 final HashMap<String, FeatureInfo> mAvailableFeatures; 384 385 // If mac_permissions.xml was found for seinfo labeling. 386 boolean mFoundPolicyFile; 387 388 // If a recursive restorecon of /data/data/<pkg> is needed. 389 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 390 391 public static final class SharedLibraryEntry { 392 public final String path; 393 public final String apk; 394 395 SharedLibraryEntry(String _path, String _apk) { 396 path = _path; 397 apk = _apk; 398 } 399 } 400 401 // Currently known shared libraries. 402 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 403 new HashMap<String, SharedLibraryEntry>(); 404 405 // All available activities, for your resolving pleasure. 406 final ActivityIntentResolver mActivities = 407 new ActivityIntentResolver(); 408 409 // All available receivers, for your resolving pleasure. 410 final ActivityIntentResolver mReceivers = 411 new ActivityIntentResolver(); 412 413 // All available services, for your resolving pleasure. 414 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 415 416 // All available providers, for your resolving pleasure. 417 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 418 419 // Mapping from provider base names (first directory in content URI codePath) 420 // to the provider information. 421 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 422 new HashMap<String, PackageParser.Provider>(); 423 424 // Mapping from instrumentation class names to info about them. 425 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 426 new HashMap<ComponentName, PackageParser.Instrumentation>(); 427 428 // Mapping from permission names to info about them. 429 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 430 new HashMap<String, PackageParser.PermissionGroup>(); 431 432 // Packages whose data we have transfered into another package, thus 433 // should no longer exist. 434 final HashSet<String> mTransferedPackages = new HashSet<String>(); 435 436 // Broadcast actions that are only available to the system. 437 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 438 439 /** List of packages waiting for verification. */ 440 final SparseArray<PackageVerificationState> mPendingVerification 441 = new SparseArray<PackageVerificationState>(); 442 443 /** Set of packages associated with each app op permission. */ 444 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 445 446 final PackageInstallerService mInstallerService; 447 448 HashSet<PackageParser.Package> mDeferredDexOpt = null; 449 450 // Cache of users who need badging. 451 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 452 453 /** Token for keys in mPendingVerification. */ 454 private int mPendingVerificationToken = 0; 455 456 volatile boolean mSystemReady; 457 volatile boolean mSafeMode; 458 volatile boolean mHasSystemUidErrors; 459 460 ApplicationInfo mAndroidApplication; 461 final ActivityInfo mResolveActivity = new ActivityInfo(); 462 final ResolveInfo mResolveInfo = new ResolveInfo(); 463 ComponentName mResolveComponentName; 464 PackageParser.Package mPlatformPackage; 465 ComponentName mCustomResolverComponentName; 466 467 boolean mResolverReplaced = false; 468 469 // Set of pending broadcasts for aggregating enable/disable of components. 470 static class PendingPackageBroadcasts { 471 // for each user id, a map of <package name -> components within that package> 472 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 473 474 public PendingPackageBroadcasts() { 475 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 476 } 477 478 public ArrayList<String> get(int userId, String packageName) { 479 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 480 return packages.get(packageName); 481 } 482 483 public void put(int userId, String packageName, ArrayList<String> components) { 484 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 485 packages.put(packageName, components); 486 } 487 488 public void remove(int userId, String packageName) { 489 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 490 if (packages != null) { 491 packages.remove(packageName); 492 } 493 } 494 495 public void remove(int userId) { 496 mUidMap.remove(userId); 497 } 498 499 public int userIdCount() { 500 return mUidMap.size(); 501 } 502 503 public int userIdAt(int n) { 504 return mUidMap.keyAt(n); 505 } 506 507 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 508 return mUidMap.get(userId); 509 } 510 511 public int size() { 512 // total number of pending broadcast entries across all userIds 513 int num = 0; 514 for (int i = 0; i< mUidMap.size(); i++) { 515 num += mUidMap.valueAt(i).size(); 516 } 517 return num; 518 } 519 520 public void clear() { 521 mUidMap.clear(); 522 } 523 524 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 525 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 526 if (map == null) { 527 map = new HashMap<String, ArrayList<String>>(); 528 mUidMap.put(userId, map); 529 } 530 return map; 531 } 532 } 533 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 534 535 // Service Connection to remote media container service to copy 536 // package uri's from external media onto secure containers 537 // or internal storage. 538 private IMediaContainerService mContainerService = null; 539 540 static final int SEND_PENDING_BROADCAST = 1; 541 static final int MCS_BOUND = 3; 542 static final int END_COPY = 4; 543 static final int INIT_COPY = 5; 544 static final int MCS_UNBIND = 6; 545 static final int START_CLEANING_PACKAGE = 7; 546 static final int FIND_INSTALL_LOC = 8; 547 static final int POST_INSTALL = 9; 548 static final int MCS_RECONNECT = 10; 549 static final int MCS_GIVE_UP = 11; 550 static final int UPDATED_MEDIA_STATUS = 12; 551 static final int WRITE_SETTINGS = 13; 552 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 553 static final int PACKAGE_VERIFIED = 15; 554 static final int CHECK_PENDING_VERIFICATION = 16; 555 556 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 557 558 // Delay time in millisecs 559 static final int BROADCAST_DELAY = 10 * 1000; 560 561 static UserManagerService sUserManager; 562 563 // Stores a list of users whose package restrictions file needs to be updated 564 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 565 566 final private DefaultContainerConnection mDefContainerConn = 567 new DefaultContainerConnection(); 568 class DefaultContainerConnection implements ServiceConnection { 569 public void onServiceConnected(ComponentName name, IBinder service) { 570 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 571 IMediaContainerService imcs = 572 IMediaContainerService.Stub.asInterface(service); 573 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 574 } 575 576 public void onServiceDisconnected(ComponentName name) { 577 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 578 } 579 }; 580 581 // Recordkeeping of restore-after-install operations that are currently in flight 582 // between the Package Manager and the Backup Manager 583 class PostInstallData { 584 public InstallArgs args; 585 public PackageInstalledInfo res; 586 587 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 588 args = _a; 589 res = _r; 590 } 591 }; 592 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 593 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 594 595 private final String mRequiredVerifierPackage; 596 597 private final PackageUsage mPackageUsage = new PackageUsage(); 598 599 private class PackageUsage { 600 private static final int WRITE_INTERVAL 601 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 602 603 private final Object mFileLock = new Object(); 604 private final AtomicLong mLastWritten = new AtomicLong(0); 605 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 606 607 private boolean mIsHistoricalPackageUsageAvailable = true; 608 609 boolean isHistoricalPackageUsageAvailable() { 610 return mIsHistoricalPackageUsageAvailable; 611 } 612 613 void write(boolean force) { 614 if (force) { 615 writeInternal(); 616 return; 617 } 618 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 619 && !DEBUG_DEXOPT) { 620 return; 621 } 622 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 623 new Thread("PackageUsage_DiskWriter") { 624 @Override 625 public void run() { 626 try { 627 writeInternal(); 628 } finally { 629 mBackgroundWriteRunning.set(false); 630 } 631 } 632 }.start(); 633 } 634 } 635 636 private void writeInternal() { 637 synchronized (mPackages) { 638 synchronized (mFileLock) { 639 AtomicFile file = getFile(); 640 FileOutputStream f = null; 641 try { 642 f = file.startWrite(); 643 BufferedOutputStream out = new BufferedOutputStream(f); 644 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 645 StringBuilder sb = new StringBuilder(); 646 for (PackageParser.Package pkg : mPackages.values()) { 647 if (pkg.mLastPackageUsageTimeInMills == 0) { 648 continue; 649 } 650 sb.setLength(0); 651 sb.append(pkg.packageName); 652 sb.append(' '); 653 sb.append((long)pkg.mLastPackageUsageTimeInMills); 654 sb.append('\n'); 655 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 656 } 657 out.flush(); 658 file.finishWrite(f); 659 } catch (IOException e) { 660 if (f != null) { 661 file.failWrite(f); 662 } 663 Log.e(TAG, "Failed to write package usage times", e); 664 } 665 } 666 } 667 mLastWritten.set(SystemClock.elapsedRealtime()); 668 } 669 670 void readLP() { 671 synchronized (mFileLock) { 672 AtomicFile file = getFile(); 673 BufferedInputStream in = null; 674 try { 675 in = new BufferedInputStream(file.openRead()); 676 StringBuffer sb = new StringBuffer(); 677 while (true) { 678 String packageName = readToken(in, sb, ' '); 679 if (packageName == null) { 680 break; 681 } 682 String timeInMillisString = readToken(in, sb, '\n'); 683 if (timeInMillisString == null) { 684 throw new IOException("Failed to find last usage time for package " 685 + packageName); 686 } 687 PackageParser.Package pkg = mPackages.get(packageName); 688 if (pkg == null) { 689 continue; 690 } 691 long timeInMillis; 692 try { 693 timeInMillis = Long.parseLong(timeInMillisString.toString()); 694 } catch (NumberFormatException e) { 695 throw new IOException("Failed to parse " + timeInMillisString 696 + " as a long.", e); 697 } 698 pkg.mLastPackageUsageTimeInMills = timeInMillis; 699 } 700 } catch (FileNotFoundException expected) { 701 mIsHistoricalPackageUsageAvailable = false; 702 } catch (IOException e) { 703 Log.w(TAG, "Failed to read package usage times", e); 704 } finally { 705 IoUtils.closeQuietly(in); 706 } 707 } 708 mLastWritten.set(SystemClock.elapsedRealtime()); 709 } 710 711 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 712 throws IOException { 713 sb.setLength(0); 714 while (true) { 715 int ch = in.read(); 716 if (ch == -1) { 717 if (sb.length() == 0) { 718 return null; 719 } 720 throw new IOException("Unexpected EOF"); 721 } 722 if (ch == endOfToken) { 723 return sb.toString(); 724 } 725 sb.append((char)ch); 726 } 727 } 728 729 private AtomicFile getFile() { 730 File dataDir = Environment.getDataDirectory(); 731 File systemDir = new File(dataDir, "system"); 732 File fname = new File(systemDir, "package-usage.list"); 733 return new AtomicFile(fname); 734 } 735 } 736 737 class PackageHandler extends Handler { 738 private boolean mBound = false; 739 final ArrayList<HandlerParams> mPendingInstalls = 740 new ArrayList<HandlerParams>(); 741 742 private boolean connectToService() { 743 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 744 " DefaultContainerService"); 745 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 746 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 747 if (mContext.bindServiceAsUser(service, mDefContainerConn, 748 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 749 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 750 mBound = true; 751 return true; 752 } 753 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 754 return false; 755 } 756 757 private void disconnectService() { 758 mContainerService = null; 759 mBound = false; 760 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 761 mContext.unbindService(mDefContainerConn); 762 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 763 } 764 765 PackageHandler(Looper looper) { 766 super(looper); 767 } 768 769 public void handleMessage(Message msg) { 770 try { 771 doHandleMessage(msg); 772 } finally { 773 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 774 } 775 } 776 777 void doHandleMessage(Message msg) { 778 switch (msg.what) { 779 case INIT_COPY: { 780 HandlerParams params = (HandlerParams) msg.obj; 781 int idx = mPendingInstalls.size(); 782 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 783 // If a bind was already initiated we dont really 784 // need to do anything. The pending install 785 // will be processed later on. 786 if (!mBound) { 787 // If this is the only one pending we might 788 // have to bind to the service again. 789 if (!connectToService()) { 790 Slog.e(TAG, "Failed to bind to media container service"); 791 params.serviceError(); 792 return; 793 } else { 794 // Once we bind to the service, the first 795 // pending request will be processed. 796 mPendingInstalls.add(idx, params); 797 } 798 } else { 799 mPendingInstalls.add(idx, params); 800 // Already bound to the service. Just make 801 // sure we trigger off processing the first request. 802 if (idx == 0) { 803 mHandler.sendEmptyMessage(MCS_BOUND); 804 } 805 } 806 break; 807 } 808 case MCS_BOUND: { 809 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 810 if (msg.obj != null) { 811 mContainerService = (IMediaContainerService) msg.obj; 812 } 813 if (mContainerService == null) { 814 // Something seriously wrong. Bail out 815 Slog.e(TAG, "Cannot bind to media container service"); 816 for (HandlerParams params : mPendingInstalls) { 817 // Indicate service bind error 818 params.serviceError(); 819 } 820 mPendingInstalls.clear(); 821 } else if (mPendingInstalls.size() > 0) { 822 HandlerParams params = mPendingInstalls.get(0); 823 if (params != null) { 824 if (params.startCopy()) { 825 // We are done... look for more work or to 826 // go idle. 827 if (DEBUG_SD_INSTALL) Log.i(TAG, 828 "Checking for more work or unbind..."); 829 // Delete pending install 830 if (mPendingInstalls.size() > 0) { 831 mPendingInstalls.remove(0); 832 } 833 if (mPendingInstalls.size() == 0) { 834 if (mBound) { 835 if (DEBUG_SD_INSTALL) Log.i(TAG, 836 "Posting delayed MCS_UNBIND"); 837 removeMessages(MCS_UNBIND); 838 Message ubmsg = obtainMessage(MCS_UNBIND); 839 // Unbind after a little delay, to avoid 840 // continual thrashing. 841 sendMessageDelayed(ubmsg, 10000); 842 } 843 } else { 844 // There are more pending requests in queue. 845 // Just post MCS_BOUND message to trigger processing 846 // of next pending install. 847 if (DEBUG_SD_INSTALL) Log.i(TAG, 848 "Posting MCS_BOUND for next work"); 849 mHandler.sendEmptyMessage(MCS_BOUND); 850 } 851 } 852 } 853 } else { 854 // Should never happen ideally. 855 Slog.w(TAG, "Empty queue"); 856 } 857 break; 858 } 859 case MCS_RECONNECT: { 860 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 861 if (mPendingInstalls.size() > 0) { 862 if (mBound) { 863 disconnectService(); 864 } 865 if (!connectToService()) { 866 Slog.e(TAG, "Failed to bind to media container service"); 867 for (HandlerParams params : mPendingInstalls) { 868 // Indicate service bind error 869 params.serviceError(); 870 } 871 mPendingInstalls.clear(); 872 } 873 } 874 break; 875 } 876 case MCS_UNBIND: { 877 // If there is no actual work left, then time to unbind. 878 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 879 880 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 881 if (mBound) { 882 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 883 884 disconnectService(); 885 } 886 } else if (mPendingInstalls.size() > 0) { 887 // There are more pending requests in queue. 888 // Just post MCS_BOUND message to trigger processing 889 // of next pending install. 890 mHandler.sendEmptyMessage(MCS_BOUND); 891 } 892 893 break; 894 } 895 case MCS_GIVE_UP: { 896 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 897 mPendingInstalls.remove(0); 898 break; 899 } 900 case SEND_PENDING_BROADCAST: { 901 String packages[]; 902 ArrayList<String> components[]; 903 int size = 0; 904 int uids[]; 905 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 906 synchronized (mPackages) { 907 if (mPendingBroadcasts == null) { 908 return; 909 } 910 size = mPendingBroadcasts.size(); 911 if (size <= 0) { 912 // Nothing to be done. Just return 913 return; 914 } 915 packages = new String[size]; 916 components = new ArrayList[size]; 917 uids = new int[size]; 918 int i = 0; // filling out the above arrays 919 920 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 921 int packageUserId = mPendingBroadcasts.userIdAt(n); 922 Iterator<Map.Entry<String, ArrayList<String>>> it 923 = mPendingBroadcasts.packagesForUserId(packageUserId) 924 .entrySet().iterator(); 925 while (it.hasNext() && i < size) { 926 Map.Entry<String, ArrayList<String>> ent = it.next(); 927 packages[i] = ent.getKey(); 928 components[i] = ent.getValue(); 929 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 930 uids[i] = (ps != null) 931 ? UserHandle.getUid(packageUserId, ps.appId) 932 : -1; 933 i++; 934 } 935 } 936 size = i; 937 mPendingBroadcasts.clear(); 938 } 939 // Send broadcasts 940 for (int i = 0; i < size; i++) { 941 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 942 } 943 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 944 break; 945 } 946 case START_CLEANING_PACKAGE: { 947 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 948 final String packageName = (String)msg.obj; 949 final int userId = msg.arg1; 950 final boolean andCode = msg.arg2 != 0; 951 synchronized (mPackages) { 952 if (userId == UserHandle.USER_ALL) { 953 int[] users = sUserManager.getUserIds(); 954 for (int user : users) { 955 mSettings.addPackageToCleanLPw( 956 new PackageCleanItem(user, packageName, andCode)); 957 } 958 } else { 959 mSettings.addPackageToCleanLPw( 960 new PackageCleanItem(userId, packageName, andCode)); 961 } 962 } 963 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 964 startCleaningPackages(); 965 } break; 966 case POST_INSTALL: { 967 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 968 PostInstallData data = mRunningInstalls.get(msg.arg1); 969 mRunningInstalls.delete(msg.arg1); 970 boolean deleteOld = false; 971 972 if (data != null) { 973 InstallArgs args = data.args; 974 PackageInstalledInfo res = data.res; 975 976 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 977 res.removedInfo.sendBroadcast(false, true, false); 978 Bundle extras = new Bundle(1); 979 extras.putInt(Intent.EXTRA_UID, res.uid); 980 // Determine the set of users who are adding this 981 // package for the first time vs. those who are seeing 982 // an update. 983 int[] firstUsers; 984 int[] updateUsers = new int[0]; 985 if (res.origUsers == null || res.origUsers.length == 0) { 986 firstUsers = res.newUsers; 987 } else { 988 firstUsers = new int[0]; 989 for (int i=0; i<res.newUsers.length; i++) { 990 int user = res.newUsers[i]; 991 boolean isNew = true; 992 for (int j=0; j<res.origUsers.length; j++) { 993 if (res.origUsers[j] == user) { 994 isNew = false; 995 break; 996 } 997 } 998 if (isNew) { 999 int[] newFirst = new int[firstUsers.length+1]; 1000 System.arraycopy(firstUsers, 0, newFirst, 0, 1001 firstUsers.length); 1002 newFirst[firstUsers.length] = user; 1003 firstUsers = newFirst; 1004 } else { 1005 int[] newUpdate = new int[updateUsers.length+1]; 1006 System.arraycopy(updateUsers, 0, newUpdate, 0, 1007 updateUsers.length); 1008 newUpdate[updateUsers.length] = user; 1009 updateUsers = newUpdate; 1010 } 1011 } 1012 } 1013 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1014 res.pkg.applicationInfo.packageName, 1015 extras, null, null, firstUsers); 1016 final boolean update = res.removedInfo.removedPackage != null; 1017 if (update) { 1018 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1019 } 1020 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1021 res.pkg.applicationInfo.packageName, 1022 extras, null, null, updateUsers); 1023 if (update) { 1024 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1025 res.pkg.applicationInfo.packageName, 1026 extras, null, null, updateUsers); 1027 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1028 null, null, 1029 res.pkg.applicationInfo.packageName, null, updateUsers); 1030 1031 // treat asec-hosted packages like removable media on upgrade 1032 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1033 if (DEBUG_INSTALL) { 1034 Slog.i(TAG, "upgrading pkg " + res.pkg 1035 + " is ASEC-hosted -> AVAILABLE"); 1036 } 1037 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1038 ArrayList<String> pkgList = new ArrayList<String>(1); 1039 pkgList.add(res.pkg.applicationInfo.packageName); 1040 sendResourcesChangedBroadcast(true, true, 1041 pkgList,uidArray, null); 1042 } 1043 } 1044 if (res.removedInfo.args != null) { 1045 // Remove the replaced package's older resources safely now 1046 deleteOld = true; 1047 } 1048 1049 // Log current value of "unknown sources" setting 1050 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1051 getUnknownSourcesSettings()); 1052 } 1053 // Force a gc to clear up things 1054 Runtime.getRuntime().gc(); 1055 // We delete after a gc for applications on sdcard. 1056 if (deleteOld) { 1057 synchronized (mInstallLock) { 1058 res.removedInfo.args.doPostDeleteLI(true); 1059 } 1060 } 1061 if (args.observer != null) { 1062 try { 1063 Bundle extras = extrasForInstallResult(res); 1064 args.observer.onPackageInstalled(res.name, res.returnCode, 1065 res.returnMsg, extras); 1066 } catch (RemoteException e) { 1067 Slog.i(TAG, "Observer no longer exists."); 1068 } 1069 } 1070 } else { 1071 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1072 } 1073 } break; 1074 case UPDATED_MEDIA_STATUS: { 1075 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1076 boolean reportStatus = msg.arg1 == 1; 1077 boolean doGc = msg.arg2 == 1; 1078 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1079 if (doGc) { 1080 // Force a gc to clear up stale containers. 1081 Runtime.getRuntime().gc(); 1082 } 1083 if (msg.obj != null) { 1084 @SuppressWarnings("unchecked") 1085 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1086 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1087 // Unload containers 1088 unloadAllContainers(args); 1089 } 1090 if (reportStatus) { 1091 try { 1092 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1093 PackageHelper.getMountService().finishMediaUpdate(); 1094 } catch (RemoteException e) { 1095 Log.e(TAG, "MountService not running?"); 1096 } 1097 } 1098 } break; 1099 case WRITE_SETTINGS: { 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1101 synchronized (mPackages) { 1102 removeMessages(WRITE_SETTINGS); 1103 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1104 mSettings.writeLPr(); 1105 mDirtyUsers.clear(); 1106 } 1107 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1108 } break; 1109 case WRITE_PACKAGE_RESTRICTIONS: { 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1111 synchronized (mPackages) { 1112 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1113 for (int userId : mDirtyUsers) { 1114 mSettings.writePackageRestrictionsLPr(userId); 1115 } 1116 mDirtyUsers.clear(); 1117 } 1118 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1119 } break; 1120 case CHECK_PENDING_VERIFICATION: { 1121 final int verificationId = msg.arg1; 1122 final PackageVerificationState state = mPendingVerification.get(verificationId); 1123 1124 if ((state != null) && !state.timeoutExtended()) { 1125 final InstallArgs args = state.getInstallArgs(); 1126 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1127 1128 Slog.i(TAG, "Verification timed out for " + originUri); 1129 mPendingVerification.remove(verificationId); 1130 1131 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1132 1133 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1134 Slog.i(TAG, "Continuing with installation of " + originUri); 1135 state.setVerifierResponse(Binder.getCallingUid(), 1136 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1137 broadcastPackageVerified(verificationId, originUri, 1138 PackageManager.VERIFICATION_ALLOW, 1139 state.getInstallArgs().getUser()); 1140 try { 1141 ret = args.copyApk(mContainerService, true); 1142 } catch (RemoteException e) { 1143 Slog.e(TAG, "Could not contact the ContainerService"); 1144 } 1145 } else { 1146 broadcastPackageVerified(verificationId, originUri, 1147 PackageManager.VERIFICATION_REJECT, 1148 state.getInstallArgs().getUser()); 1149 } 1150 1151 processPendingInstall(args, ret); 1152 mHandler.sendEmptyMessage(MCS_UNBIND); 1153 } 1154 break; 1155 } 1156 case PACKAGE_VERIFIED: { 1157 final int verificationId = msg.arg1; 1158 1159 final PackageVerificationState state = mPendingVerification.get(verificationId); 1160 if (state == null) { 1161 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1162 break; 1163 } 1164 1165 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1166 1167 state.setVerifierResponse(response.callerUid, response.code); 1168 1169 if (state.isVerificationComplete()) { 1170 mPendingVerification.remove(verificationId); 1171 1172 final InstallArgs args = state.getInstallArgs(); 1173 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1174 1175 int ret; 1176 if (state.isInstallAllowed()) { 1177 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1178 broadcastPackageVerified(verificationId, originUri, 1179 response.code, state.getInstallArgs().getUser()); 1180 try { 1181 ret = args.copyApk(mContainerService, true); 1182 } catch (RemoteException e) { 1183 Slog.e(TAG, "Could not contact the ContainerService"); 1184 } 1185 } else { 1186 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1187 } 1188 1189 processPendingInstall(args, ret); 1190 1191 mHandler.sendEmptyMessage(MCS_UNBIND); 1192 } 1193 1194 break; 1195 } 1196 } 1197 } 1198 } 1199 1200 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1201 Bundle extras = null; 1202 switch (res.returnCode) { 1203 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1204 extras = new Bundle(); 1205 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1206 res.origPermission); 1207 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1208 res.origPackage); 1209 break; 1210 } 1211 } 1212 return extras; 1213 } 1214 1215 void scheduleWriteSettingsLocked() { 1216 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1217 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1218 } 1219 } 1220 1221 void scheduleWritePackageRestrictionsLocked(int userId) { 1222 if (!sUserManager.exists(userId)) return; 1223 mDirtyUsers.add(userId); 1224 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1225 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1226 } 1227 } 1228 1229 public static final PackageManagerService main(Context context, Installer installer, 1230 boolean factoryTest, boolean onlyCore) { 1231 PackageManagerService m = new PackageManagerService(context, installer, 1232 factoryTest, onlyCore); 1233 ServiceManager.addService("package", m); 1234 return m; 1235 } 1236 1237 static String[] splitString(String str, char sep) { 1238 int count = 1; 1239 int i = 0; 1240 while ((i=str.indexOf(sep, i)) >= 0) { 1241 count++; 1242 i++; 1243 } 1244 1245 String[] res = new String[count]; 1246 i=0; 1247 count = 0; 1248 int lastI=0; 1249 while ((i=str.indexOf(sep, i)) >= 0) { 1250 res[count] = str.substring(lastI, i); 1251 count++; 1252 i++; 1253 lastI = i; 1254 } 1255 res[count] = str.substring(lastI, str.length()); 1256 return res; 1257 } 1258 1259 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1260 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1261 Context.DISPLAY_SERVICE); 1262 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1263 } 1264 1265 public PackageManagerService(Context context, Installer installer, 1266 boolean factoryTest, boolean onlyCore) { 1267 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1268 SystemClock.uptimeMillis()); 1269 1270 if (mSdkVersion <= 0) { 1271 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1272 } 1273 1274 mContext = context; 1275 mFactoryTest = factoryTest; 1276 mOnlyCore = onlyCore; 1277 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1278 mMetrics = new DisplayMetrics(); 1279 mSettings = new Settings(context); 1280 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1281 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1282 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1283 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1284 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1285 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1286 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1287 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1288 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1289 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1290 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1291 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1292 1293 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1294 if (separateProcesses != null && separateProcesses.length() > 0) { 1295 if ("*".equals(separateProcesses)) { 1296 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1297 mSeparateProcesses = null; 1298 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1299 } else { 1300 mDefParseFlags = 0; 1301 mSeparateProcesses = separateProcesses.split(","); 1302 Slog.w(TAG, "Running with debug.separate_processes: " 1303 + separateProcesses); 1304 } 1305 } else { 1306 mDefParseFlags = 0; 1307 mSeparateProcesses = null; 1308 } 1309 1310 mInstaller = installer; 1311 1312 getDefaultDisplayMetrics(context, mMetrics); 1313 1314 SystemConfig systemConfig = SystemConfig.getInstance(); 1315 mGlobalGids = systemConfig.getGlobalGids(); 1316 mSystemPermissions = systemConfig.getSystemPermissions(); 1317 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1318 1319 synchronized (mInstallLock) { 1320 // writer 1321 synchronized (mPackages) { 1322 mHandlerThread = new ServiceThread(TAG, 1323 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1324 mHandlerThread.start(); 1325 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1326 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1327 1328 File dataDir = Environment.getDataDirectory(); 1329 mAppDataDir = new File(dataDir, "data"); 1330 mAppInstallDir = new File(dataDir, "app"); 1331 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1332 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1333 mUserAppDataDir = new File(dataDir, "user"); 1334 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1335 1336 sUserManager = new UserManagerService(context, this, 1337 mInstallLock, mPackages); 1338 1339 // Propagate permission configuration in to package manager. 1340 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1341 = systemConfig.getPermissions(); 1342 for (int i=0; i<permConfig.size(); i++) { 1343 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1344 BasePermission bp = mSettings.mPermissions.get(perm.name); 1345 if (bp == null) { 1346 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1347 mSettings.mPermissions.put(perm.name, bp); 1348 } 1349 if (perm.gids != null) { 1350 bp.gids = appendInts(bp.gids, perm.gids); 1351 } 1352 } 1353 1354 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1355 for (int i=0; i<libConfig.size(); i++) { 1356 mSharedLibraries.put(libConfig.keyAt(i), 1357 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1358 } 1359 1360 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1361 1362 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1363 mSdkVersion, mOnlyCore); 1364 1365 String customResolverActivity = Resources.getSystem().getString( 1366 R.string.config_customResolverActivity); 1367 if (TextUtils.isEmpty(customResolverActivity)) { 1368 customResolverActivity = null; 1369 } else { 1370 mCustomResolverComponentName = ComponentName.unflattenFromString( 1371 customResolverActivity); 1372 } 1373 1374 long startTime = SystemClock.uptimeMillis(); 1375 1376 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1377 startTime); 1378 1379 // Set flag to monitor and not change apk file paths when 1380 // scanning install directories. 1381 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1382 1383 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1384 1385 /** 1386 * Add everything in the in the boot class path to the 1387 * list of process files because dexopt will have been run 1388 * if necessary during zygote startup. 1389 */ 1390 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1391 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1392 1393 if (bootClassPath != null) { 1394 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1395 for (String element : bootClassPathElements) { 1396 alreadyDexOpted.add(element); 1397 } 1398 } else { 1399 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1400 } 1401 1402 if (systemServerClassPath != null) { 1403 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1404 for (String element : systemServerClassPathElements) { 1405 alreadyDexOpted.add(element); 1406 } 1407 } else { 1408 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1409 } 1410 1411 boolean didDexOptLibraryOrTool = false; 1412 1413 final List<String> allInstructionSets = getAllInstructionSets(); 1414 final String[] dexCodeInstructionSets = 1415 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1416 1417 /** 1418 * Ensure all external libraries have had dexopt run on them. 1419 */ 1420 if (mSharedLibraries.size() > 0) { 1421 // NOTE: For now, we're compiling these system "shared libraries" 1422 // (and framework jars) into all available architectures. It's possible 1423 // to compile them only when we come across an app that uses them (there's 1424 // already logic for that in scanPackageLI) but that adds some complexity. 1425 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1426 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1427 final String lib = libEntry.path; 1428 if (lib == null) { 1429 continue; 1430 } 1431 1432 try { 1433 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1434 dexCodeInstructionSet, 1435 false); 1436 if (dexoptRequired != DexFile.UP_TO_DATE) { 1437 alreadyDexOpted.add(lib); 1438 1439 // The list of "shared libraries" we have at this point is 1440 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1441 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1442 } else { 1443 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1444 } 1445 didDexOptLibraryOrTool = true; 1446 } 1447 } catch (FileNotFoundException e) { 1448 Slog.w(TAG, "Library not found: " + lib); 1449 } catch (IOException e) { 1450 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1451 + e.getMessage()); 1452 } 1453 } 1454 } 1455 } 1456 1457 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1458 1459 // Gross hack for now: we know this file doesn't contain any 1460 // code, so don't dexopt it to avoid the resulting log spew. 1461 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1462 1463 // Gross hack for now: we know this file is only part of 1464 // the boot class path for art, so don't dexopt it to 1465 // avoid the resulting log spew. 1466 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1467 1468 /** 1469 * And there are a number of commands implemented in Java, which 1470 * we currently need to do the dexopt on so that they can be 1471 * run from a non-root shell. 1472 */ 1473 String[] frameworkFiles = frameworkDir.list(); 1474 if (frameworkFiles != null) { 1475 // TODO: We could compile these only for the most preferred ABI. We should 1476 // first double check that the dex files for these commands are not referenced 1477 // by other system apps. 1478 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1479 for (int i=0; i<frameworkFiles.length; i++) { 1480 File libPath = new File(frameworkDir, frameworkFiles[i]); 1481 String path = libPath.getPath(); 1482 // Skip the file if we already did it. 1483 if (alreadyDexOpted.contains(path)) { 1484 continue; 1485 } 1486 // Skip the file if it is not a type we want to dexopt. 1487 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1488 continue; 1489 } 1490 try { 1491 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1492 dexCodeInstructionSet, 1493 false); 1494 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1495 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1496 didDexOptLibraryOrTool = true; 1497 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1498 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1499 didDexOptLibraryOrTool = true; 1500 } 1501 } catch (FileNotFoundException e) { 1502 Slog.w(TAG, "Jar not found: " + path); 1503 } catch (IOException e) { 1504 Slog.w(TAG, "Exception reading jar: " + path, e); 1505 } 1506 } 1507 } 1508 } 1509 1510 // Collect vendor overlay packages. 1511 // (Do this before scanning any apps.) 1512 // For security and version matching reason, only consider 1513 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1514 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1515 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1516 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1517 1518 // Find base frameworks (resource packages without code). 1519 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1520 | PackageParser.PARSE_IS_SYSTEM_DIR 1521 | PackageParser.PARSE_IS_PRIVILEGED, 1522 scanFlags | SCAN_NO_DEX, 0); 1523 1524 // Collected privileged system packages. 1525 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1526 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1527 | PackageParser.PARSE_IS_SYSTEM_DIR 1528 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1529 1530 // Collect ordinary system packages. 1531 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1532 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1533 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1534 1535 // Collect all vendor packages. 1536 File vendorAppDir = new File("/vendor/app"); 1537 try { 1538 vendorAppDir = vendorAppDir.getCanonicalFile(); 1539 } catch (IOException e) { 1540 // failed to look up canonical path, continue with original one 1541 } 1542 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1543 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1544 1545 // Collect all OEM packages. 1546 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1547 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1548 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1549 1550 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1551 mInstaller.moveFiles(); 1552 1553 // Prune any system packages that no longer exist. 1554 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1555 if (!mOnlyCore) { 1556 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1557 while (psit.hasNext()) { 1558 PackageSetting ps = psit.next(); 1559 1560 /* 1561 * If this is not a system app, it can't be a 1562 * disable system app. 1563 */ 1564 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1565 continue; 1566 } 1567 1568 /* 1569 * If the package is scanned, it's not erased. 1570 */ 1571 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1572 if (scannedPkg != null) { 1573 /* 1574 * If the system app is both scanned and in the 1575 * disabled packages list, then it must have been 1576 * added via OTA. Remove it from the currently 1577 * scanned package so the previously user-installed 1578 * application can be scanned. 1579 */ 1580 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1581 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1582 + "; removing system app"); 1583 removePackageLI(ps, true); 1584 } 1585 1586 continue; 1587 } 1588 1589 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1590 psit.remove(); 1591 String msg = "System package " + ps.name 1592 + " no longer exists; wiping its data"; 1593 reportSettingsProblem(Log.WARN, msg); 1594 removeDataDirsLI(ps.name); 1595 } else { 1596 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1597 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1598 possiblyDeletedUpdatedSystemApps.add(ps.name); 1599 } 1600 } 1601 } 1602 } 1603 1604 //look for any incomplete package installations 1605 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1606 //clean up list 1607 for(int i = 0; i < deletePkgsList.size(); i++) { 1608 //clean up here 1609 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1610 } 1611 //delete tmp files 1612 deleteTempPackageFiles(); 1613 1614 // Remove any shared userIDs that have no associated packages 1615 mSettings.pruneSharedUsersLPw(); 1616 1617 if (!mOnlyCore) { 1618 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1619 SystemClock.uptimeMillis()); 1620 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1621 1622 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1623 scanFlags, 0); 1624 1625 /** 1626 * Remove disable package settings for any updated system 1627 * apps that were removed via an OTA. If they're not a 1628 * previously-updated app, remove them completely. 1629 * Otherwise, just revoke their system-level permissions. 1630 */ 1631 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1632 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1633 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1634 1635 String msg; 1636 if (deletedPkg == null) { 1637 msg = "Updated system package " + deletedAppName 1638 + " no longer exists; wiping its data"; 1639 removeDataDirsLI(deletedAppName); 1640 } else { 1641 msg = "Updated system app + " + deletedAppName 1642 + " no longer present; removing system privileges for " 1643 + deletedAppName; 1644 1645 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1646 1647 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1648 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1649 } 1650 reportSettingsProblem(Log.WARN, msg); 1651 } 1652 } 1653 1654 // Now that we know all of the shared libraries, update all clients to have 1655 // the correct library paths. 1656 updateAllSharedLibrariesLPw(); 1657 1658 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1659 // NOTE: We ignore potential failures here during a system scan (like 1660 // the rest of the commands above) because there's precious little we 1661 // can do about it. A settings error is reported, though. 1662 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1663 false /* force dexopt */, false /* defer dexopt */); 1664 } 1665 1666 // Now that we know all the packages we are keeping, 1667 // read and update their last usage times. 1668 mPackageUsage.readLP(); 1669 1670 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1671 SystemClock.uptimeMillis()); 1672 Slog.i(TAG, "Time to scan packages: " 1673 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1674 + " seconds"); 1675 1676 // If the platform SDK has changed since the last time we booted, 1677 // we need to re-grant app permission to catch any new ones that 1678 // appear. This is really a hack, and means that apps can in some 1679 // cases get permissions that the user didn't initially explicitly 1680 // allow... it would be nice to have some better way to handle 1681 // this situation. 1682 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1683 != mSdkVersion; 1684 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1685 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1686 + "; regranting permissions for internal storage"); 1687 mSettings.mInternalSdkPlatform = mSdkVersion; 1688 1689 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1690 | (regrantPermissions 1691 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1692 : 0)); 1693 1694 // If this is the first boot, and it is a normal boot, then 1695 // we need to initialize the default preferred apps. 1696 if (!mRestoredSettings && !onlyCore) { 1697 mSettings.readDefaultPreferredAppsLPw(this, 0); 1698 } 1699 1700 // If this is first boot after an OTA, and a normal boot, then 1701 // we need to clear code cache directories. 1702 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1703 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1704 for (String pkgName : mSettings.mPackages.keySet()) { 1705 deleteCodeCacheDirsLI(pkgName); 1706 } 1707 mSettings.mFingerprint = Build.FINGERPRINT; 1708 } 1709 1710 // All the changes are done during package scanning. 1711 mSettings.updateInternalDatabaseVersion(); 1712 1713 // can downgrade to reader 1714 mSettings.writeLPr(); 1715 1716 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1717 SystemClock.uptimeMillis()); 1718 1719 1720 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1721 } // synchronized (mPackages) 1722 } // synchronized (mInstallLock) 1723 1724 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1725 1726 // Now after opening every single application zip, make sure they 1727 // are all flushed. Not really needed, but keeps things nice and 1728 // tidy. 1729 Runtime.getRuntime().gc(); 1730 } 1731 1732 @Override 1733 public boolean isFirstBoot() { 1734 return !mRestoredSettings; 1735 } 1736 1737 @Override 1738 public boolean isOnlyCoreApps() { 1739 return mOnlyCore; 1740 } 1741 1742 private String getRequiredVerifierLPr() { 1743 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1744 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1745 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1746 1747 String requiredVerifier = null; 1748 1749 final int N = receivers.size(); 1750 for (int i = 0; i < N; i++) { 1751 final ResolveInfo info = receivers.get(i); 1752 1753 if (info.activityInfo == null) { 1754 continue; 1755 } 1756 1757 final String packageName = info.activityInfo.packageName; 1758 1759 final PackageSetting ps = mSettings.mPackages.get(packageName); 1760 if (ps == null) { 1761 continue; 1762 } 1763 1764 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1765 if (!gp.grantedPermissions 1766 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1767 continue; 1768 } 1769 1770 if (requiredVerifier != null) { 1771 throw new RuntimeException("There can be only one required verifier"); 1772 } 1773 1774 requiredVerifier = packageName; 1775 } 1776 1777 return requiredVerifier; 1778 } 1779 1780 @Override 1781 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1782 throws RemoteException { 1783 try { 1784 return super.onTransact(code, data, reply, flags); 1785 } catch (RuntimeException e) { 1786 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1787 Slog.wtf(TAG, "Package Manager Crash", e); 1788 } 1789 throw e; 1790 } 1791 } 1792 1793 void cleanupInstallFailedPackage(PackageSetting ps) { 1794 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1795 removeDataDirsLI(ps.name); 1796 1797 // TODO: try cleaning up codePath directory contents first, since it 1798 // might be a cluster 1799 1800 if (ps.codePath != null) { 1801 if (!ps.codePath.delete()) { 1802 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1803 } 1804 } 1805 if (ps.resourcePath != null) { 1806 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1807 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1808 } 1809 } 1810 mSettings.removePackageLPw(ps.name); 1811 } 1812 1813 static int[] appendInts(int[] cur, int[] add) { 1814 if (add == null) return cur; 1815 if (cur == null) return add; 1816 final int N = add.length; 1817 for (int i=0; i<N; i++) { 1818 cur = appendInt(cur, add[i]); 1819 } 1820 return cur; 1821 } 1822 1823 static int[] removeInts(int[] cur, int[] rem) { 1824 if (rem == null) return cur; 1825 if (cur == null) return cur; 1826 final int N = rem.length; 1827 for (int i=0; i<N; i++) { 1828 cur = removeInt(cur, rem[i]); 1829 } 1830 return cur; 1831 } 1832 1833 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1834 if (!sUserManager.exists(userId)) return null; 1835 final PackageSetting ps = (PackageSetting) p.mExtras; 1836 if (ps == null) { 1837 return null; 1838 } 1839 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1840 final PackageUserState state = ps.readUserState(userId); 1841 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1842 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1843 state, userId); 1844 } 1845 1846 @Override 1847 public boolean isPackageAvailable(String packageName, int userId) { 1848 if (!sUserManager.exists(userId)) return false; 1849 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 1850 synchronized (mPackages) { 1851 PackageParser.Package p = mPackages.get(packageName); 1852 if (p != null) { 1853 final PackageSetting ps = (PackageSetting) p.mExtras; 1854 if (ps != null) { 1855 final PackageUserState state = ps.readUserState(userId); 1856 if (state != null) { 1857 return PackageParser.isAvailable(state); 1858 } 1859 } 1860 } 1861 } 1862 return false; 1863 } 1864 1865 @Override 1866 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1867 if (!sUserManager.exists(userId)) return null; 1868 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 1869 // reader 1870 synchronized (mPackages) { 1871 PackageParser.Package p = mPackages.get(packageName); 1872 if (DEBUG_PACKAGE_INFO) 1873 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1874 if (p != null) { 1875 return generatePackageInfo(p, flags, userId); 1876 } 1877 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1878 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1879 } 1880 } 1881 return null; 1882 } 1883 1884 @Override 1885 public String[] currentToCanonicalPackageNames(String[] names) { 1886 String[] out = new String[names.length]; 1887 // reader 1888 synchronized (mPackages) { 1889 for (int i=names.length-1; i>=0; i--) { 1890 PackageSetting ps = mSettings.mPackages.get(names[i]); 1891 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1892 } 1893 } 1894 return out; 1895 } 1896 1897 @Override 1898 public String[] canonicalToCurrentPackageNames(String[] names) { 1899 String[] out = new String[names.length]; 1900 // reader 1901 synchronized (mPackages) { 1902 for (int i=names.length-1; i>=0; i--) { 1903 String cur = mSettings.mRenamedPackages.get(names[i]); 1904 out[i] = cur != null ? cur : names[i]; 1905 } 1906 } 1907 return out; 1908 } 1909 1910 @Override 1911 public int getPackageUid(String packageName, int userId) { 1912 if (!sUserManager.exists(userId)) return -1; 1913 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 1914 // reader 1915 synchronized (mPackages) { 1916 PackageParser.Package p = mPackages.get(packageName); 1917 if(p != null) { 1918 return UserHandle.getUid(userId, p.applicationInfo.uid); 1919 } 1920 PackageSetting ps = mSettings.mPackages.get(packageName); 1921 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1922 return -1; 1923 } 1924 p = ps.pkg; 1925 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1926 } 1927 } 1928 1929 @Override 1930 public int[] getPackageGids(String packageName) { 1931 // reader 1932 synchronized (mPackages) { 1933 PackageParser.Package p = mPackages.get(packageName); 1934 if (DEBUG_PACKAGE_INFO) 1935 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1936 if (p != null) { 1937 final PackageSetting ps = (PackageSetting)p.mExtras; 1938 return ps.getGids(); 1939 } 1940 } 1941 // stupid thing to indicate an error. 1942 return new int[0]; 1943 } 1944 1945 static final PermissionInfo generatePermissionInfo( 1946 BasePermission bp, int flags) { 1947 if (bp.perm != null) { 1948 return PackageParser.generatePermissionInfo(bp.perm, flags); 1949 } 1950 PermissionInfo pi = new PermissionInfo(); 1951 pi.name = bp.name; 1952 pi.packageName = bp.sourcePackage; 1953 pi.nonLocalizedLabel = bp.name; 1954 pi.protectionLevel = bp.protectionLevel; 1955 return pi; 1956 } 1957 1958 @Override 1959 public PermissionInfo getPermissionInfo(String name, int flags) { 1960 // reader 1961 synchronized (mPackages) { 1962 final BasePermission p = mSettings.mPermissions.get(name); 1963 if (p != null) { 1964 return generatePermissionInfo(p, flags); 1965 } 1966 return null; 1967 } 1968 } 1969 1970 @Override 1971 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1972 // reader 1973 synchronized (mPackages) { 1974 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1975 for (BasePermission p : mSettings.mPermissions.values()) { 1976 if (group == null) { 1977 if (p.perm == null || p.perm.info.group == null) { 1978 out.add(generatePermissionInfo(p, flags)); 1979 } 1980 } else { 1981 if (p.perm != null && group.equals(p.perm.info.group)) { 1982 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1983 } 1984 } 1985 } 1986 1987 if (out.size() > 0) { 1988 return out; 1989 } 1990 return mPermissionGroups.containsKey(group) ? out : null; 1991 } 1992 } 1993 1994 @Override 1995 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1996 // reader 1997 synchronized (mPackages) { 1998 return PackageParser.generatePermissionGroupInfo( 1999 mPermissionGroups.get(name), flags); 2000 } 2001 } 2002 2003 @Override 2004 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2005 // reader 2006 synchronized (mPackages) { 2007 final int N = mPermissionGroups.size(); 2008 ArrayList<PermissionGroupInfo> out 2009 = new ArrayList<PermissionGroupInfo>(N); 2010 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2011 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2012 } 2013 return out; 2014 } 2015 } 2016 2017 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2018 int userId) { 2019 if (!sUserManager.exists(userId)) return null; 2020 PackageSetting ps = mSettings.mPackages.get(packageName); 2021 if (ps != null) { 2022 if (ps.pkg == null) { 2023 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2024 flags, userId); 2025 if (pInfo != null) { 2026 return pInfo.applicationInfo; 2027 } 2028 return null; 2029 } 2030 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2031 ps.readUserState(userId), userId); 2032 } 2033 return null; 2034 } 2035 2036 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2037 int userId) { 2038 if (!sUserManager.exists(userId)) return null; 2039 PackageSetting ps = mSettings.mPackages.get(packageName); 2040 if (ps != null) { 2041 PackageParser.Package pkg = ps.pkg; 2042 if (pkg == null) { 2043 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2044 return null; 2045 } 2046 // Only data remains, so we aren't worried about code paths 2047 pkg = new PackageParser.Package(packageName); 2048 pkg.applicationInfo.packageName = packageName; 2049 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2050 pkg.applicationInfo.dataDir = 2051 getDataPathForPackage(packageName, 0).getPath(); 2052 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2053 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2054 } 2055 return generatePackageInfo(pkg, flags, userId); 2056 } 2057 return null; 2058 } 2059 2060 @Override 2061 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2062 if (!sUserManager.exists(userId)) return null; 2063 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2064 // writer 2065 synchronized (mPackages) { 2066 PackageParser.Package p = mPackages.get(packageName); 2067 if (DEBUG_PACKAGE_INFO) Log.v( 2068 TAG, "getApplicationInfo " + packageName 2069 + ": " + p); 2070 if (p != null) { 2071 PackageSetting ps = mSettings.mPackages.get(packageName); 2072 if (ps == null) return null; 2073 // Note: isEnabledLP() does not apply here - always return info 2074 return PackageParser.generateApplicationInfo( 2075 p, flags, ps.readUserState(userId), userId); 2076 } 2077 if ("android".equals(packageName)||"system".equals(packageName)) { 2078 return mAndroidApplication; 2079 } 2080 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2081 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2082 } 2083 } 2084 return null; 2085 } 2086 2087 2088 @Override 2089 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2090 mContext.enforceCallingOrSelfPermission( 2091 android.Manifest.permission.CLEAR_APP_CACHE, null); 2092 // Queue up an async operation since clearing cache may take a little while. 2093 mHandler.post(new Runnable() { 2094 public void run() { 2095 mHandler.removeCallbacks(this); 2096 int retCode = -1; 2097 synchronized (mInstallLock) { 2098 retCode = mInstaller.freeCache(freeStorageSize); 2099 if (retCode < 0) { 2100 Slog.w(TAG, "Couldn't clear application caches"); 2101 } 2102 } 2103 if (observer != null) { 2104 try { 2105 observer.onRemoveCompleted(null, (retCode >= 0)); 2106 } catch (RemoteException e) { 2107 Slog.w(TAG, "RemoveException when invoking call back"); 2108 } 2109 } 2110 } 2111 }); 2112 } 2113 2114 @Override 2115 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2116 mContext.enforceCallingOrSelfPermission( 2117 android.Manifest.permission.CLEAR_APP_CACHE, null); 2118 // Queue up an async operation since clearing cache may take a little while. 2119 mHandler.post(new Runnable() { 2120 public void run() { 2121 mHandler.removeCallbacks(this); 2122 int retCode = -1; 2123 synchronized (mInstallLock) { 2124 retCode = mInstaller.freeCache(freeStorageSize); 2125 if (retCode < 0) { 2126 Slog.w(TAG, "Couldn't clear application caches"); 2127 } 2128 } 2129 if(pi != null) { 2130 try { 2131 // Callback via pending intent 2132 int code = (retCode >= 0) ? 1 : 0; 2133 pi.sendIntent(null, code, null, 2134 null, null); 2135 } catch (SendIntentException e1) { 2136 Slog.i(TAG, "Failed to send pending intent"); 2137 } 2138 } 2139 } 2140 }); 2141 } 2142 2143 void freeStorage(long freeStorageSize) throws IOException { 2144 synchronized (mInstallLock) { 2145 if (mInstaller.freeCache(freeStorageSize) < 0) { 2146 throw new IOException("Failed to free enough space"); 2147 } 2148 } 2149 } 2150 2151 @Override 2152 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2153 if (!sUserManager.exists(userId)) return null; 2154 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2155 synchronized (mPackages) { 2156 PackageParser.Activity a = mActivities.mActivities.get(component); 2157 2158 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2159 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2160 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2161 if (ps == null) return null; 2162 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2163 userId); 2164 } 2165 if (mResolveComponentName.equals(component)) { 2166 return mResolveActivity; 2167 } 2168 } 2169 return null; 2170 } 2171 2172 @Override 2173 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2174 String resolvedType) { 2175 synchronized (mPackages) { 2176 PackageParser.Activity a = mActivities.mActivities.get(component); 2177 if (a == null) { 2178 return false; 2179 } 2180 for (int i=0; i<a.intents.size(); i++) { 2181 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2182 intent.getData(), intent.getCategories(), TAG) >= 0) { 2183 return true; 2184 } 2185 } 2186 return false; 2187 } 2188 } 2189 2190 @Override 2191 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2192 if (!sUserManager.exists(userId)) return null; 2193 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2194 synchronized (mPackages) { 2195 PackageParser.Activity a = mReceivers.mActivities.get(component); 2196 if (DEBUG_PACKAGE_INFO) Log.v( 2197 TAG, "getReceiverInfo " + component + ": " + a); 2198 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2199 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2200 if (ps == null) return null; 2201 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2202 userId); 2203 } 2204 } 2205 return null; 2206 } 2207 2208 @Override 2209 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2210 if (!sUserManager.exists(userId)) return null; 2211 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2212 synchronized (mPackages) { 2213 PackageParser.Service s = mServices.mServices.get(component); 2214 if (DEBUG_PACKAGE_INFO) Log.v( 2215 TAG, "getServiceInfo " + component + ": " + s); 2216 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2217 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2218 if (ps == null) return null; 2219 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2220 userId); 2221 } 2222 } 2223 return null; 2224 } 2225 2226 @Override 2227 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2228 if (!sUserManager.exists(userId)) return null; 2229 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2230 synchronized (mPackages) { 2231 PackageParser.Provider p = mProviders.mProviders.get(component); 2232 if (DEBUG_PACKAGE_INFO) Log.v( 2233 TAG, "getProviderInfo " + component + ": " + p); 2234 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2235 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2236 if (ps == null) return null; 2237 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2238 userId); 2239 } 2240 } 2241 return null; 2242 } 2243 2244 @Override 2245 public String[] getSystemSharedLibraryNames() { 2246 Set<String> libSet; 2247 synchronized (mPackages) { 2248 libSet = mSharedLibraries.keySet(); 2249 int size = libSet.size(); 2250 if (size > 0) { 2251 String[] libs = new String[size]; 2252 libSet.toArray(libs); 2253 return libs; 2254 } 2255 } 2256 return null; 2257 } 2258 2259 @Override 2260 public FeatureInfo[] getSystemAvailableFeatures() { 2261 Collection<FeatureInfo> featSet; 2262 synchronized (mPackages) { 2263 featSet = mAvailableFeatures.values(); 2264 int size = featSet.size(); 2265 if (size > 0) { 2266 FeatureInfo[] features = new FeatureInfo[size+1]; 2267 featSet.toArray(features); 2268 FeatureInfo fi = new FeatureInfo(); 2269 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2270 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2271 features[size] = fi; 2272 return features; 2273 } 2274 } 2275 return null; 2276 } 2277 2278 @Override 2279 public boolean hasSystemFeature(String name) { 2280 synchronized (mPackages) { 2281 return mAvailableFeatures.containsKey(name); 2282 } 2283 } 2284 2285 private void checkValidCaller(int uid, int userId) { 2286 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2287 return; 2288 2289 throw new SecurityException("Caller uid=" + uid 2290 + " is not privileged to communicate with user=" + userId); 2291 } 2292 2293 @Override 2294 public int checkPermission(String permName, String pkgName) { 2295 synchronized (mPackages) { 2296 PackageParser.Package p = mPackages.get(pkgName); 2297 if (p != null && p.mExtras != null) { 2298 PackageSetting ps = (PackageSetting)p.mExtras; 2299 if (ps.sharedUser != null) { 2300 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2301 return PackageManager.PERMISSION_GRANTED; 2302 } 2303 } else if (ps.grantedPermissions.contains(permName)) { 2304 return PackageManager.PERMISSION_GRANTED; 2305 } 2306 } 2307 } 2308 return PackageManager.PERMISSION_DENIED; 2309 } 2310 2311 @Override 2312 public int checkUidPermission(String permName, int uid) { 2313 synchronized (mPackages) { 2314 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2315 if (obj != null) { 2316 GrantedPermissions gp = (GrantedPermissions)obj; 2317 if (gp.grantedPermissions.contains(permName)) { 2318 return PackageManager.PERMISSION_GRANTED; 2319 } 2320 } else { 2321 HashSet<String> perms = mSystemPermissions.get(uid); 2322 if (perms != null && perms.contains(permName)) { 2323 return PackageManager.PERMISSION_GRANTED; 2324 } 2325 } 2326 } 2327 return PackageManager.PERMISSION_DENIED; 2328 } 2329 2330 /** 2331 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2332 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2333 * @param checkShell TODO(yamasani): 2334 * @param message the message to log on security exception 2335 */ 2336 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2337 boolean checkShell, String message) { 2338 if (userId < 0) { 2339 throw new IllegalArgumentException("Invalid userId " + userId); 2340 } 2341 if (checkShell) { 2342 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2343 } 2344 if (userId == UserHandle.getUserId(callingUid)) return; 2345 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2346 if (requireFullPermission) { 2347 mContext.enforceCallingOrSelfPermission( 2348 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2349 } else { 2350 try { 2351 mContext.enforceCallingOrSelfPermission( 2352 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2353 } catch (SecurityException se) { 2354 mContext.enforceCallingOrSelfPermission( 2355 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2356 } 2357 } 2358 } 2359 } 2360 2361 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2362 if (callingUid == Process.SHELL_UID) { 2363 if (userHandle >= 0 2364 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2365 throw new SecurityException("Shell does not have permission to access user " 2366 + userHandle); 2367 } else if (userHandle < 0) { 2368 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2369 + Debug.getCallers(3)); 2370 } 2371 } 2372 } 2373 2374 private BasePermission findPermissionTreeLP(String permName) { 2375 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2376 if (permName.startsWith(bp.name) && 2377 permName.length() > bp.name.length() && 2378 permName.charAt(bp.name.length()) == '.') { 2379 return bp; 2380 } 2381 } 2382 return null; 2383 } 2384 2385 private BasePermission checkPermissionTreeLP(String permName) { 2386 if (permName != null) { 2387 BasePermission bp = findPermissionTreeLP(permName); 2388 if (bp != null) { 2389 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2390 return bp; 2391 } 2392 throw new SecurityException("Calling uid " 2393 + Binder.getCallingUid() 2394 + " is not allowed to add to permission tree " 2395 + bp.name + " owned by uid " + bp.uid); 2396 } 2397 } 2398 throw new SecurityException("No permission tree found for " + permName); 2399 } 2400 2401 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2402 if (s1 == null) { 2403 return s2 == null; 2404 } 2405 if (s2 == null) { 2406 return false; 2407 } 2408 if (s1.getClass() != s2.getClass()) { 2409 return false; 2410 } 2411 return s1.equals(s2); 2412 } 2413 2414 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2415 if (pi1.icon != pi2.icon) return false; 2416 if (pi1.logo != pi2.logo) return false; 2417 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2418 if (!compareStrings(pi1.name, pi2.name)) return false; 2419 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2420 // We'll take care of setting this one. 2421 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2422 // These are not currently stored in settings. 2423 //if (!compareStrings(pi1.group, pi2.group)) return false; 2424 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2425 //if (pi1.labelRes != pi2.labelRes) return false; 2426 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2427 return true; 2428 } 2429 2430 int permissionInfoFootprint(PermissionInfo info) { 2431 int size = info.name.length(); 2432 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2433 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2434 return size; 2435 } 2436 2437 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2438 int size = 0; 2439 for (BasePermission perm : mSettings.mPermissions.values()) { 2440 if (perm.uid == tree.uid) { 2441 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2442 } 2443 } 2444 return size; 2445 } 2446 2447 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2448 // We calculate the max size of permissions defined by this uid and throw 2449 // if that plus the size of 'info' would exceed our stated maximum. 2450 if (tree.uid != Process.SYSTEM_UID) { 2451 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2452 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2453 throw new SecurityException("Permission tree size cap exceeded"); 2454 } 2455 } 2456 } 2457 2458 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2459 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2460 throw new SecurityException("Label must be specified in permission"); 2461 } 2462 BasePermission tree = checkPermissionTreeLP(info.name); 2463 BasePermission bp = mSettings.mPermissions.get(info.name); 2464 boolean added = bp == null; 2465 boolean changed = true; 2466 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2467 if (added) { 2468 enforcePermissionCapLocked(info, tree); 2469 bp = new BasePermission(info.name, tree.sourcePackage, 2470 BasePermission.TYPE_DYNAMIC); 2471 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2472 throw new SecurityException( 2473 "Not allowed to modify non-dynamic permission " 2474 + info.name); 2475 } else { 2476 if (bp.protectionLevel == fixedLevel 2477 && bp.perm.owner.equals(tree.perm.owner) 2478 && bp.uid == tree.uid 2479 && comparePermissionInfos(bp.perm.info, info)) { 2480 changed = false; 2481 } 2482 } 2483 bp.protectionLevel = fixedLevel; 2484 info = new PermissionInfo(info); 2485 info.protectionLevel = fixedLevel; 2486 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2487 bp.perm.info.packageName = tree.perm.info.packageName; 2488 bp.uid = tree.uid; 2489 if (added) { 2490 mSettings.mPermissions.put(info.name, bp); 2491 } 2492 if (changed) { 2493 if (!async) { 2494 mSettings.writeLPr(); 2495 } else { 2496 scheduleWriteSettingsLocked(); 2497 } 2498 } 2499 return added; 2500 } 2501 2502 @Override 2503 public boolean addPermission(PermissionInfo info) { 2504 synchronized (mPackages) { 2505 return addPermissionLocked(info, false); 2506 } 2507 } 2508 2509 @Override 2510 public boolean addPermissionAsync(PermissionInfo info) { 2511 synchronized (mPackages) { 2512 return addPermissionLocked(info, true); 2513 } 2514 } 2515 2516 @Override 2517 public void removePermission(String name) { 2518 synchronized (mPackages) { 2519 checkPermissionTreeLP(name); 2520 BasePermission bp = mSettings.mPermissions.get(name); 2521 if (bp != null) { 2522 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2523 throw new SecurityException( 2524 "Not allowed to modify non-dynamic permission " 2525 + name); 2526 } 2527 mSettings.mPermissions.remove(name); 2528 mSettings.writeLPr(); 2529 } 2530 } 2531 } 2532 2533 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2534 int index = pkg.requestedPermissions.indexOf(bp.name); 2535 if (index == -1) { 2536 throw new SecurityException("Package " + pkg.packageName 2537 + " has not requested permission " + bp.name); 2538 } 2539 boolean isNormal = 2540 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2541 == PermissionInfo.PROTECTION_NORMAL); 2542 boolean isDangerous = 2543 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2544 == PermissionInfo.PROTECTION_DANGEROUS); 2545 boolean isDevelopment = 2546 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2547 2548 if (!isNormal && !isDangerous && !isDevelopment) { 2549 throw new SecurityException("Permission " + bp.name 2550 + " is not a changeable permission type"); 2551 } 2552 2553 if (isNormal || isDangerous) { 2554 if (pkg.requestedPermissionsRequired.get(index)) { 2555 throw new SecurityException("Can't change " + bp.name 2556 + ". It is required by the application"); 2557 } 2558 } 2559 } 2560 2561 @Override 2562 public void grantPermission(String packageName, String permissionName) { 2563 mContext.enforceCallingOrSelfPermission( 2564 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2565 synchronized (mPackages) { 2566 final PackageParser.Package pkg = mPackages.get(packageName); 2567 if (pkg == null) { 2568 throw new IllegalArgumentException("Unknown package: " + packageName); 2569 } 2570 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2571 if (bp == null) { 2572 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2573 } 2574 2575 checkGrantRevokePermissions(pkg, bp); 2576 2577 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2578 if (ps == null) { 2579 return; 2580 } 2581 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2582 if (gp.grantedPermissions.add(permissionName)) { 2583 if (ps.haveGids) { 2584 gp.gids = appendInts(gp.gids, bp.gids); 2585 } 2586 mSettings.writeLPr(); 2587 } 2588 } 2589 } 2590 2591 @Override 2592 public void revokePermission(String packageName, String permissionName) { 2593 int changedAppId = -1; 2594 2595 synchronized (mPackages) { 2596 final PackageParser.Package pkg = mPackages.get(packageName); 2597 if (pkg == null) { 2598 throw new IllegalArgumentException("Unknown package: " + packageName); 2599 } 2600 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2601 mContext.enforceCallingOrSelfPermission( 2602 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2603 } 2604 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2605 if (bp == null) { 2606 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2607 } 2608 2609 checkGrantRevokePermissions(pkg, bp); 2610 2611 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2612 if (ps == null) { 2613 return; 2614 } 2615 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2616 if (gp.grantedPermissions.remove(permissionName)) { 2617 gp.grantedPermissions.remove(permissionName); 2618 if (ps.haveGids) { 2619 gp.gids = removeInts(gp.gids, bp.gids); 2620 } 2621 mSettings.writeLPr(); 2622 changedAppId = ps.appId; 2623 } 2624 } 2625 2626 if (changedAppId >= 0) { 2627 // We changed the perm on someone, kill its processes. 2628 IActivityManager am = ActivityManagerNative.getDefault(); 2629 if (am != null) { 2630 final int callingUserId = UserHandle.getCallingUserId(); 2631 final long ident = Binder.clearCallingIdentity(); 2632 try { 2633 //XXX we should only revoke for the calling user's app permissions, 2634 // but for now we impact all users. 2635 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2636 // "revoke " + permissionName); 2637 int[] users = sUserManager.getUserIds(); 2638 for (int user : users) { 2639 am.killUid(UserHandle.getUid(user, changedAppId), 2640 "revoke " + permissionName); 2641 } 2642 } catch (RemoteException e) { 2643 } finally { 2644 Binder.restoreCallingIdentity(ident); 2645 } 2646 } 2647 } 2648 } 2649 2650 @Override 2651 public boolean isProtectedBroadcast(String actionName) { 2652 synchronized (mPackages) { 2653 return mProtectedBroadcasts.contains(actionName); 2654 } 2655 } 2656 2657 @Override 2658 public int checkSignatures(String pkg1, String pkg2) { 2659 synchronized (mPackages) { 2660 final PackageParser.Package p1 = mPackages.get(pkg1); 2661 final PackageParser.Package p2 = mPackages.get(pkg2); 2662 if (p1 == null || p1.mExtras == null 2663 || p2 == null || p2.mExtras == null) { 2664 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2665 } 2666 return compareSignatures(p1.mSignatures, p2.mSignatures); 2667 } 2668 } 2669 2670 @Override 2671 public int checkUidSignatures(int uid1, int uid2) { 2672 // Map to base uids. 2673 uid1 = UserHandle.getAppId(uid1); 2674 uid2 = UserHandle.getAppId(uid2); 2675 // reader 2676 synchronized (mPackages) { 2677 Signature[] s1; 2678 Signature[] s2; 2679 Object obj = mSettings.getUserIdLPr(uid1); 2680 if (obj != null) { 2681 if (obj instanceof SharedUserSetting) { 2682 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2683 } else if (obj instanceof PackageSetting) { 2684 s1 = ((PackageSetting)obj).signatures.mSignatures; 2685 } else { 2686 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2687 } 2688 } else { 2689 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2690 } 2691 obj = mSettings.getUserIdLPr(uid2); 2692 if (obj != null) { 2693 if (obj instanceof SharedUserSetting) { 2694 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2695 } else if (obj instanceof PackageSetting) { 2696 s2 = ((PackageSetting)obj).signatures.mSignatures; 2697 } else { 2698 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2699 } 2700 } else { 2701 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2702 } 2703 return compareSignatures(s1, s2); 2704 } 2705 } 2706 2707 /** 2708 * Compares two sets of signatures. Returns: 2709 * <br /> 2710 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2711 * <br /> 2712 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2713 * <br /> 2714 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2715 * <br /> 2716 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2717 * <br /> 2718 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2719 */ 2720 static int compareSignatures(Signature[] s1, Signature[] s2) { 2721 if (s1 == null) { 2722 return s2 == null 2723 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2724 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2725 } 2726 2727 if (s2 == null) { 2728 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2729 } 2730 2731 if (s1.length != s2.length) { 2732 return PackageManager.SIGNATURE_NO_MATCH; 2733 } 2734 2735 // Since both signature sets are of size 1, we can compare without HashSets. 2736 if (s1.length == 1) { 2737 return s1[0].equals(s2[0]) ? 2738 PackageManager.SIGNATURE_MATCH : 2739 PackageManager.SIGNATURE_NO_MATCH; 2740 } 2741 2742 HashSet<Signature> set1 = new HashSet<Signature>(); 2743 for (Signature sig : s1) { 2744 set1.add(sig); 2745 } 2746 HashSet<Signature> set2 = new HashSet<Signature>(); 2747 for (Signature sig : s2) { 2748 set2.add(sig); 2749 } 2750 // Make sure s2 contains all signatures in s1. 2751 if (set1.equals(set2)) { 2752 return PackageManager.SIGNATURE_MATCH; 2753 } 2754 return PackageManager.SIGNATURE_NO_MATCH; 2755 } 2756 2757 /** 2758 * If the database version for this type of package (internal storage or 2759 * external storage) is less than the version where package signatures 2760 * were updated, return true. 2761 */ 2762 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2763 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2764 DatabaseVersion.SIGNATURE_END_ENTITY)) 2765 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2766 DatabaseVersion.SIGNATURE_END_ENTITY)); 2767 } 2768 2769 /** 2770 * Used for backward compatibility to make sure any packages with 2771 * certificate chains get upgraded to the new style. {@code existingSigs} 2772 * will be in the old format (since they were stored on disk from before the 2773 * system upgrade) and {@code scannedSigs} will be in the newer format. 2774 */ 2775 private int compareSignaturesCompat(PackageSignatures existingSigs, 2776 PackageParser.Package scannedPkg) { 2777 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2778 return PackageManager.SIGNATURE_NO_MATCH; 2779 } 2780 2781 HashSet<Signature> existingSet = new HashSet<Signature>(); 2782 for (Signature sig : existingSigs.mSignatures) { 2783 existingSet.add(sig); 2784 } 2785 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2786 for (Signature sig : scannedPkg.mSignatures) { 2787 try { 2788 Signature[] chainSignatures = sig.getChainSignatures(); 2789 for (Signature chainSig : chainSignatures) { 2790 scannedCompatSet.add(chainSig); 2791 } 2792 } catch (CertificateEncodingException e) { 2793 scannedCompatSet.add(sig); 2794 } 2795 } 2796 /* 2797 * Make sure the expanded scanned set contains all signatures in the 2798 * existing one. 2799 */ 2800 if (scannedCompatSet.equals(existingSet)) { 2801 // Migrate the old signatures to the new scheme. 2802 existingSigs.assignSignatures(scannedPkg.mSignatures); 2803 // The new KeySets will be re-added later in the scanning process. 2804 synchronized (mPackages) { 2805 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2806 } 2807 return PackageManager.SIGNATURE_MATCH; 2808 } 2809 return PackageManager.SIGNATURE_NO_MATCH; 2810 } 2811 2812 @Override 2813 public String[] getPackagesForUid(int uid) { 2814 uid = UserHandle.getAppId(uid); 2815 // reader 2816 synchronized (mPackages) { 2817 Object obj = mSettings.getUserIdLPr(uid); 2818 if (obj instanceof SharedUserSetting) { 2819 final SharedUserSetting sus = (SharedUserSetting) obj; 2820 final int N = sus.packages.size(); 2821 final String[] res = new String[N]; 2822 final Iterator<PackageSetting> it = sus.packages.iterator(); 2823 int i = 0; 2824 while (it.hasNext()) { 2825 res[i++] = it.next().name; 2826 } 2827 return res; 2828 } else if (obj instanceof PackageSetting) { 2829 final PackageSetting ps = (PackageSetting) obj; 2830 return new String[] { ps.name }; 2831 } 2832 } 2833 return null; 2834 } 2835 2836 @Override 2837 public String getNameForUid(int uid) { 2838 // reader 2839 synchronized (mPackages) { 2840 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2841 if (obj instanceof SharedUserSetting) { 2842 final SharedUserSetting sus = (SharedUserSetting) obj; 2843 return sus.name + ":" + sus.userId; 2844 } else if (obj instanceof PackageSetting) { 2845 final PackageSetting ps = (PackageSetting) obj; 2846 return ps.name; 2847 } 2848 } 2849 return null; 2850 } 2851 2852 @Override 2853 public int getUidForSharedUser(String sharedUserName) { 2854 if(sharedUserName == null) { 2855 return -1; 2856 } 2857 // reader 2858 synchronized (mPackages) { 2859 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2860 if (suid == null) { 2861 return -1; 2862 } 2863 return suid.userId; 2864 } 2865 } 2866 2867 @Override 2868 public int getFlagsForUid(int uid) { 2869 synchronized (mPackages) { 2870 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2871 if (obj instanceof SharedUserSetting) { 2872 final SharedUserSetting sus = (SharedUserSetting) obj; 2873 return sus.pkgFlags; 2874 } else if (obj instanceof PackageSetting) { 2875 final PackageSetting ps = (PackageSetting) obj; 2876 return ps.pkgFlags; 2877 } 2878 } 2879 return 0; 2880 } 2881 2882 @Override 2883 public String[] getAppOpPermissionPackages(String permissionName) { 2884 synchronized (mPackages) { 2885 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2886 if (pkgs == null) { 2887 return null; 2888 } 2889 return pkgs.toArray(new String[pkgs.size()]); 2890 } 2891 } 2892 2893 @Override 2894 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2895 int flags, int userId) { 2896 if (!sUserManager.exists(userId)) return null; 2897 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2898 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2899 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2900 } 2901 2902 @Override 2903 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2904 IntentFilter filter, int match, ComponentName activity) { 2905 final int userId = UserHandle.getCallingUserId(); 2906 if (DEBUG_PREFERRED) { 2907 Log.v(TAG, "setLastChosenActivity intent=" + intent 2908 + " resolvedType=" + resolvedType 2909 + " flags=" + flags 2910 + " filter=" + filter 2911 + " match=" + match 2912 + " activity=" + activity); 2913 filter.dump(new PrintStreamPrinter(System.out), " "); 2914 } 2915 intent.setComponent(null); 2916 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2917 // Find any earlier preferred or last chosen entries and nuke them 2918 findPreferredActivity(intent, resolvedType, 2919 flags, query, 0, false, true, false, userId); 2920 // Add the new activity as the last chosen for this filter 2921 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2922 "Setting last chosen"); 2923 } 2924 2925 @Override 2926 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2927 final int userId = UserHandle.getCallingUserId(); 2928 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2929 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2930 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2931 false, false, false, userId); 2932 } 2933 2934 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2935 int flags, List<ResolveInfo> query, int userId) { 2936 if (query != null) { 2937 final int N = query.size(); 2938 if (N == 1) { 2939 return query.get(0); 2940 } else if (N > 1) { 2941 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2942 // If there is more than one activity with the same priority, 2943 // then let the user decide between them. 2944 ResolveInfo r0 = query.get(0); 2945 ResolveInfo r1 = query.get(1); 2946 if (DEBUG_INTENT_MATCHING || debug) { 2947 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2948 + r1.activityInfo.name + "=" + r1.priority); 2949 } 2950 // If the first activity has a higher priority, or a different 2951 // default, then it is always desireable to pick it. 2952 if (r0.priority != r1.priority 2953 || r0.preferredOrder != r1.preferredOrder 2954 || r0.isDefault != r1.isDefault) { 2955 return query.get(0); 2956 } 2957 // If we have saved a preference for a preferred activity for 2958 // this Intent, use that. 2959 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2960 flags, query, r0.priority, true, false, debug, userId); 2961 if (ri != null) { 2962 return ri; 2963 } 2964 if (userId != 0) { 2965 ri = new ResolveInfo(mResolveInfo); 2966 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2967 ri.activityInfo.applicationInfo = new ApplicationInfo( 2968 ri.activityInfo.applicationInfo); 2969 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2970 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2971 return ri; 2972 } 2973 return mResolveInfo; 2974 } 2975 } 2976 return null; 2977 } 2978 2979 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2980 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2981 final int N = query.size(); 2982 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2983 .get(userId); 2984 // Get the list of persistent preferred activities that handle the intent 2985 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2986 List<PersistentPreferredActivity> pprefs = ppir != null 2987 ? ppir.queryIntent(intent, resolvedType, 2988 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2989 : null; 2990 if (pprefs != null && pprefs.size() > 0) { 2991 final int M = pprefs.size(); 2992 for (int i=0; i<M; i++) { 2993 final PersistentPreferredActivity ppa = pprefs.get(i); 2994 if (DEBUG_PREFERRED || debug) { 2995 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2996 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2997 + "\n component=" + ppa.mComponent); 2998 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2999 } 3000 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3001 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3002 if (DEBUG_PREFERRED || debug) { 3003 Slog.v(TAG, "Found persistent preferred activity:"); 3004 if (ai != null) { 3005 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3006 } else { 3007 Slog.v(TAG, " null"); 3008 } 3009 } 3010 if (ai == null) { 3011 // This previously registered persistent preferred activity 3012 // component is no longer known. Ignore it and do NOT remove it. 3013 continue; 3014 } 3015 for (int j=0; j<N; j++) { 3016 final ResolveInfo ri = query.get(j); 3017 if (!ri.activityInfo.applicationInfo.packageName 3018 .equals(ai.applicationInfo.packageName)) { 3019 continue; 3020 } 3021 if (!ri.activityInfo.name.equals(ai.name)) { 3022 continue; 3023 } 3024 // Found a persistent preference that can handle the intent. 3025 if (DEBUG_PREFERRED || debug) { 3026 Slog.v(TAG, "Returning persistent preferred activity: " + 3027 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3028 } 3029 return ri; 3030 } 3031 } 3032 } 3033 return null; 3034 } 3035 3036 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3037 List<ResolveInfo> query, int priority, boolean always, 3038 boolean removeMatches, boolean debug, int userId) { 3039 if (!sUserManager.exists(userId)) return null; 3040 // writer 3041 synchronized (mPackages) { 3042 if (intent.getSelector() != null) { 3043 intent = intent.getSelector(); 3044 } 3045 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3046 3047 // Try to find a matching persistent preferred activity. 3048 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3049 debug, userId); 3050 3051 // If a persistent preferred activity matched, use it. 3052 if (pri != null) { 3053 return pri; 3054 } 3055 3056 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3057 // Get the list of preferred activities that handle the intent 3058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3059 List<PreferredActivity> prefs = pir != null 3060 ? pir.queryIntent(intent, resolvedType, 3061 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3062 : null; 3063 if (prefs != null && prefs.size() > 0) { 3064 boolean changed = false; 3065 try { 3066 // First figure out how good the original match set is. 3067 // We will only allow preferred activities that came 3068 // from the same match quality. 3069 int match = 0; 3070 3071 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3072 3073 final int N = query.size(); 3074 for (int j=0; j<N; j++) { 3075 final ResolveInfo ri = query.get(j); 3076 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3077 + ": 0x" + Integer.toHexString(match)); 3078 if (ri.match > match) { 3079 match = ri.match; 3080 } 3081 } 3082 3083 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3084 + Integer.toHexString(match)); 3085 3086 match &= IntentFilter.MATCH_CATEGORY_MASK; 3087 final int M = prefs.size(); 3088 for (int i=0; i<M; i++) { 3089 final PreferredActivity pa = prefs.get(i); 3090 if (DEBUG_PREFERRED || debug) { 3091 Slog.v(TAG, "Checking PreferredActivity ds=" 3092 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3093 + "\n component=" + pa.mPref.mComponent); 3094 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3095 } 3096 if (pa.mPref.mMatch != match) { 3097 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3098 + Integer.toHexString(pa.mPref.mMatch)); 3099 continue; 3100 } 3101 // If it's not an "always" type preferred activity and that's what we're 3102 // looking for, skip it. 3103 if (always && !pa.mPref.mAlways) { 3104 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3105 continue; 3106 } 3107 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3108 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3109 if (DEBUG_PREFERRED || debug) { 3110 Slog.v(TAG, "Found preferred activity:"); 3111 if (ai != null) { 3112 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3113 } else { 3114 Slog.v(TAG, " null"); 3115 } 3116 } 3117 if (ai == null) { 3118 // This previously registered preferred activity 3119 // component is no longer known. Most likely an update 3120 // to the app was installed and in the new version this 3121 // component no longer exists. Clean it up by removing 3122 // it from the preferred activities list, and skip it. 3123 Slog.w(TAG, "Removing dangling preferred activity: " 3124 + pa.mPref.mComponent); 3125 pir.removeFilter(pa); 3126 changed = true; 3127 continue; 3128 } 3129 for (int j=0; j<N; j++) { 3130 final ResolveInfo ri = query.get(j); 3131 if (!ri.activityInfo.applicationInfo.packageName 3132 .equals(ai.applicationInfo.packageName)) { 3133 continue; 3134 } 3135 if (!ri.activityInfo.name.equals(ai.name)) { 3136 continue; 3137 } 3138 3139 if (removeMatches) { 3140 pir.removeFilter(pa); 3141 changed = true; 3142 if (DEBUG_PREFERRED) { 3143 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3144 } 3145 break; 3146 } 3147 3148 // Okay we found a previously set preferred or last chosen app. 3149 // If the result set is different from when this 3150 // was created, we need to clear it and re-ask the 3151 // user their preference, if we're looking for an "always" type entry. 3152 if (always && !pa.mPref.sameSet(query, priority)) { 3153 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3154 + intent + " type " + resolvedType); 3155 if (DEBUG_PREFERRED) { 3156 Slog.v(TAG, "Removing preferred activity since set changed " 3157 + pa.mPref.mComponent); 3158 } 3159 pir.removeFilter(pa); 3160 // Re-add the filter as a "last chosen" entry (!always) 3161 PreferredActivity lastChosen = new PreferredActivity( 3162 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3163 pir.addFilter(lastChosen); 3164 changed = true; 3165 return null; 3166 } 3167 3168 // Yay! Either the set matched or we're looking for the last chosen 3169 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3170 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3171 return ri; 3172 } 3173 } 3174 } finally { 3175 if (changed) { 3176 if (DEBUG_PREFERRED) { 3177 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3178 } 3179 mSettings.writePackageRestrictionsLPr(userId); 3180 } 3181 } 3182 } 3183 } 3184 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3185 return null; 3186 } 3187 3188 /* 3189 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3190 */ 3191 @Override 3192 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3193 int targetUserId) { 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3196 List<CrossProfileIntentFilter> matches = 3197 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3198 if (matches != null) { 3199 int size = matches.size(); 3200 for (int i = 0; i < size; i++) { 3201 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3202 } 3203 } 3204 ArrayList<String> packageNames = null; 3205 SparseArray<ArrayList<String>> fromSource = 3206 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3207 if (fromSource != null) { 3208 packageNames = fromSource.get(targetUserId); 3209 if (packageNames != null) { 3210 // We need the package name, so we try to resolve with the loosest flags possible 3211 List<ResolveInfo> resolveInfos = mActivities.queryIntent(intent, resolvedType, 3212 PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3213 int count = resolveInfos.size(); 3214 for (int i = 0; i < count; i++) { 3215 ResolveInfo resolveInfo = resolveInfos.get(i); 3216 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3217 return true; 3218 } 3219 } 3220 } 3221 } 3222 return false; 3223 } 3224 3225 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3226 String resolvedType, int userId) { 3227 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3228 if (resolver != null) { 3229 return resolver.queryIntent(intent, resolvedType, false, userId); 3230 } 3231 return null; 3232 } 3233 3234 @Override 3235 public List<ResolveInfo> queryIntentActivities(Intent intent, 3236 String resolvedType, int flags, int userId) { 3237 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3238 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3239 ComponentName comp = intent.getComponent(); 3240 if (comp == null) { 3241 if (intent.getSelector() != null) { 3242 intent = intent.getSelector(); 3243 comp = intent.getComponent(); 3244 } 3245 } 3246 3247 if (comp != null) { 3248 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3249 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3250 if (ai != null) { 3251 final ResolveInfo ri = new ResolveInfo(); 3252 ri.activityInfo = ai; 3253 list.add(ri); 3254 } 3255 return list; 3256 } 3257 3258 // reader 3259 synchronized (mPackages) { 3260 final String pkgName = intent.getPackage(); 3261 if (pkgName == null) { 3262 ResolveInfo resolveInfo = null; 3263 3264 // Check if the intent needs to be forwarded to another user for this package 3265 ArrayList<ResolveInfo> crossProfileResult = 3266 queryIntentActivitiesCrossProfilePackage( 3267 intent, resolvedType, flags, userId); 3268 if (!crossProfileResult.isEmpty()) { 3269 // Skip the current profile 3270 return crossProfileResult; 3271 } 3272 List<CrossProfileIntentFilter> matchingFilters = 3273 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3274 // Check for results that need to skip the current profile. 3275 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3276 resolvedType, flags, userId); 3277 if (resolveInfo != null) { 3278 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3279 result.add(resolveInfo); 3280 return result; 3281 } 3282 // Check for cross profile results. 3283 resolveInfo = queryCrossProfileIntents( 3284 matchingFilters, intent, resolvedType, flags, userId); 3285 3286 // Check for results in the current profile. 3287 List<ResolveInfo> result = mActivities.queryIntent( 3288 intent, resolvedType, flags, userId); 3289 if (resolveInfo != null) { 3290 result.add(resolveInfo); 3291 Collections.sort(result, mResolvePrioritySorter); 3292 } 3293 return result; 3294 } 3295 final PackageParser.Package pkg = mPackages.get(pkgName); 3296 if (pkg != null) { 3297 ArrayList<ResolveInfo> crossProfileResult = 3298 queryIntentActivitiesCrossProfilePackage( 3299 intent, resolvedType, flags, userId, pkg, pkgName); 3300 if (!crossProfileResult.isEmpty()) { 3301 // Skip the current profile 3302 return crossProfileResult; 3303 } 3304 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3305 pkg.activities, userId); 3306 } 3307 return new ArrayList<ResolveInfo>(); 3308 } 3309 } 3310 3311 private ResolveInfo querySkipCurrentProfileIntents( 3312 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3313 int flags, int sourceUserId) { 3314 if (matchingFilters != null) { 3315 int size = matchingFilters.size(); 3316 for (int i = 0; i < size; i ++) { 3317 CrossProfileIntentFilter filter = matchingFilters.get(i); 3318 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3319 // Checking if there are activities in the target user that can handle the 3320 // intent. 3321 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3322 flags, sourceUserId); 3323 if (resolveInfo != null) { 3324 return resolveInfo; 3325 } 3326 } 3327 } 3328 } 3329 return null; 3330 } 3331 3332 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3333 Intent intent, String resolvedType, int flags, int userId) { 3334 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3335 SparseArray<ArrayList<String>> sourceForwardingInfo = 3336 mSettings.mCrossProfilePackageInfo.get(userId); 3337 if (sourceForwardingInfo != null) { 3338 int NI = sourceForwardingInfo.size(); 3339 for (int i = 0; i < NI; i++) { 3340 int targetUserId = sourceForwardingInfo.keyAt(i); 3341 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3342 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3343 intent, resolvedType, flags, targetUserId); 3344 int NJ = resolveInfos.size(); 3345 for (int j = 0; j < NJ; j++) { 3346 ResolveInfo resolveInfo = resolveInfos.get(j); 3347 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3348 matchingResolveInfos.add(createForwardingResolveInfo( 3349 resolveInfo.filter, userId, targetUserId)); 3350 } 3351 } 3352 } 3353 } 3354 return matchingResolveInfos; 3355 } 3356 3357 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3358 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3359 String packageName) { 3360 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3361 SparseArray<ArrayList<String>> sourceForwardingInfo = 3362 mSettings.mCrossProfilePackageInfo.get(userId); 3363 if (sourceForwardingInfo != null) { 3364 int NI = sourceForwardingInfo.size(); 3365 for (int i = 0; i < NI; i++) { 3366 int targetUserId = sourceForwardingInfo.keyAt(i); 3367 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3368 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3369 intent, resolvedType, flags, pkg.activities, targetUserId); 3370 int NJ = resolveInfos.size(); 3371 for (int j = 0; j < NJ; j++) { 3372 ResolveInfo resolveInfo = resolveInfos.get(j); 3373 matchingResolveInfos.add(createForwardingResolveInfo( 3374 resolveInfo.filter, userId, targetUserId)); 3375 } 3376 } 3377 } 3378 } 3379 return matchingResolveInfos; 3380 } 3381 3382 // Return matching ResolveInfo if any for skip current profile intent filters. 3383 private ResolveInfo queryCrossProfileIntents( 3384 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3385 int flags, int sourceUserId) { 3386 if (matchingFilters != null) { 3387 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3388 // match the same intent. For performance reasons, it is better not to 3389 // run queryIntent twice for the same userId 3390 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3391 int size = matchingFilters.size(); 3392 for (int i = 0; i < size; i++) { 3393 CrossProfileIntentFilter filter = matchingFilters.get(i); 3394 int targetUserId = filter.getTargetUserId(); 3395 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3396 && !alreadyTriedUserIds.get(targetUserId)) { 3397 // Checking if there are activities in the target user that can handle the 3398 // intent. 3399 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3400 flags, sourceUserId); 3401 if (resolveInfo != null) return resolveInfo; 3402 alreadyTriedUserIds.put(targetUserId, true); 3403 } 3404 } 3405 } 3406 return null; 3407 } 3408 3409 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3410 String resolvedType, int flags, int sourceUserId) { 3411 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3412 resolvedType, flags, filter.getTargetUserId()); 3413 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3414 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3415 } 3416 return null; 3417 } 3418 3419 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3420 int sourceUserId, int targetUserId) { 3421 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3422 String className; 3423 if (targetUserId == UserHandle.USER_OWNER) { 3424 className = FORWARD_INTENT_TO_USER_OWNER; 3425 } else { 3426 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3427 } 3428 ComponentName forwardingActivityComponentName = new ComponentName( 3429 mAndroidApplication.packageName, className); 3430 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3431 sourceUserId); 3432 if (targetUserId == UserHandle.USER_OWNER) { 3433 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3434 forwardingResolveInfo.noResourceId = true; 3435 } 3436 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3437 forwardingResolveInfo.priority = 0; 3438 forwardingResolveInfo.preferredOrder = 0; 3439 forwardingResolveInfo.match = 0; 3440 forwardingResolveInfo.isDefault = true; 3441 forwardingResolveInfo.filter = filter; 3442 forwardingResolveInfo.targetUserId = targetUserId; 3443 return forwardingResolveInfo; 3444 } 3445 3446 @Override 3447 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3448 Intent[] specifics, String[] specificTypes, Intent intent, 3449 String resolvedType, int flags, int userId) { 3450 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3451 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3452 false, "query intent activity options"); 3453 final String resultsAction = intent.getAction(); 3454 3455 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3456 | PackageManager.GET_RESOLVED_FILTER, userId); 3457 3458 if (DEBUG_INTENT_MATCHING) { 3459 Log.v(TAG, "Query " + intent + ": " + results); 3460 } 3461 3462 int specificsPos = 0; 3463 int N; 3464 3465 // todo: note that the algorithm used here is O(N^2). This 3466 // isn't a problem in our current environment, but if we start running 3467 // into situations where we have more than 5 or 10 matches then this 3468 // should probably be changed to something smarter... 3469 3470 // First we go through and resolve each of the specific items 3471 // that were supplied, taking care of removing any corresponding 3472 // duplicate items in the generic resolve list. 3473 if (specifics != null) { 3474 for (int i=0; i<specifics.length; i++) { 3475 final Intent sintent = specifics[i]; 3476 if (sintent == null) { 3477 continue; 3478 } 3479 3480 if (DEBUG_INTENT_MATCHING) { 3481 Log.v(TAG, "Specific #" + i + ": " + sintent); 3482 } 3483 3484 String action = sintent.getAction(); 3485 if (resultsAction != null && resultsAction.equals(action)) { 3486 // If this action was explicitly requested, then don't 3487 // remove things that have it. 3488 action = null; 3489 } 3490 3491 ResolveInfo ri = null; 3492 ActivityInfo ai = null; 3493 3494 ComponentName comp = sintent.getComponent(); 3495 if (comp == null) { 3496 ri = resolveIntent( 3497 sintent, 3498 specificTypes != null ? specificTypes[i] : null, 3499 flags, userId); 3500 if (ri == null) { 3501 continue; 3502 } 3503 if (ri == mResolveInfo) { 3504 // ACK! Must do something better with this. 3505 } 3506 ai = ri.activityInfo; 3507 comp = new ComponentName(ai.applicationInfo.packageName, 3508 ai.name); 3509 } else { 3510 ai = getActivityInfo(comp, flags, userId); 3511 if (ai == null) { 3512 continue; 3513 } 3514 } 3515 3516 // Look for any generic query activities that are duplicates 3517 // of this specific one, and remove them from the results. 3518 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3519 N = results.size(); 3520 int j; 3521 for (j=specificsPos; j<N; j++) { 3522 ResolveInfo sri = results.get(j); 3523 if ((sri.activityInfo.name.equals(comp.getClassName()) 3524 && sri.activityInfo.applicationInfo.packageName.equals( 3525 comp.getPackageName())) 3526 || (action != null && sri.filter.matchAction(action))) { 3527 results.remove(j); 3528 if (DEBUG_INTENT_MATCHING) Log.v( 3529 TAG, "Removing duplicate item from " + j 3530 + " due to specific " + specificsPos); 3531 if (ri == null) { 3532 ri = sri; 3533 } 3534 j--; 3535 N--; 3536 } 3537 } 3538 3539 // Add this specific item to its proper place. 3540 if (ri == null) { 3541 ri = new ResolveInfo(); 3542 ri.activityInfo = ai; 3543 } 3544 results.add(specificsPos, ri); 3545 ri.specificIndex = i; 3546 specificsPos++; 3547 } 3548 } 3549 3550 // Now we go through the remaining generic results and remove any 3551 // duplicate actions that are found here. 3552 N = results.size(); 3553 for (int i=specificsPos; i<N-1; i++) { 3554 final ResolveInfo rii = results.get(i); 3555 if (rii.filter == null) { 3556 continue; 3557 } 3558 3559 // Iterate over all of the actions of this result's intent 3560 // filter... typically this should be just one. 3561 final Iterator<String> it = rii.filter.actionsIterator(); 3562 if (it == null) { 3563 continue; 3564 } 3565 while (it.hasNext()) { 3566 final String action = it.next(); 3567 if (resultsAction != null && resultsAction.equals(action)) { 3568 // If this action was explicitly requested, then don't 3569 // remove things that have it. 3570 continue; 3571 } 3572 for (int j=i+1; j<N; j++) { 3573 final ResolveInfo rij = results.get(j); 3574 if (rij.filter != null && rij.filter.hasAction(action)) { 3575 results.remove(j); 3576 if (DEBUG_INTENT_MATCHING) Log.v( 3577 TAG, "Removing duplicate item from " + j 3578 + " due to action " + action + " at " + i); 3579 j--; 3580 N--; 3581 } 3582 } 3583 } 3584 3585 // If the caller didn't request filter information, drop it now 3586 // so we don't have to marshall/unmarshall it. 3587 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3588 rii.filter = null; 3589 } 3590 } 3591 3592 // Filter out the caller activity if so requested. 3593 if (caller != null) { 3594 N = results.size(); 3595 for (int i=0; i<N; i++) { 3596 ActivityInfo ainfo = results.get(i).activityInfo; 3597 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3598 && caller.getClassName().equals(ainfo.name)) { 3599 results.remove(i); 3600 break; 3601 } 3602 } 3603 } 3604 3605 // If the caller didn't request filter information, 3606 // drop them now so we don't have to 3607 // marshall/unmarshall it. 3608 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3609 N = results.size(); 3610 for (int i=0; i<N; i++) { 3611 results.get(i).filter = null; 3612 } 3613 } 3614 3615 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3616 return results; 3617 } 3618 3619 @Override 3620 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3621 int userId) { 3622 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3623 ComponentName comp = intent.getComponent(); 3624 if (comp == null) { 3625 if (intent.getSelector() != null) { 3626 intent = intent.getSelector(); 3627 comp = intent.getComponent(); 3628 } 3629 } 3630 if (comp != null) { 3631 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3632 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3633 if (ai != null) { 3634 ResolveInfo ri = new ResolveInfo(); 3635 ri.activityInfo = ai; 3636 list.add(ri); 3637 } 3638 return list; 3639 } 3640 3641 // reader 3642 synchronized (mPackages) { 3643 String pkgName = intent.getPackage(); 3644 if (pkgName == null) { 3645 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3646 } 3647 final PackageParser.Package pkg = mPackages.get(pkgName); 3648 if (pkg != null) { 3649 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3650 userId); 3651 } 3652 return null; 3653 } 3654 } 3655 3656 @Override 3657 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3658 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3659 if (!sUserManager.exists(userId)) return null; 3660 if (query != null) { 3661 if (query.size() >= 1) { 3662 // If there is more than one service with the same priority, 3663 // just arbitrarily pick the first one. 3664 return query.get(0); 3665 } 3666 } 3667 return null; 3668 } 3669 3670 @Override 3671 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3672 int userId) { 3673 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3674 ComponentName comp = intent.getComponent(); 3675 if (comp == null) { 3676 if (intent.getSelector() != null) { 3677 intent = intent.getSelector(); 3678 comp = intent.getComponent(); 3679 } 3680 } 3681 if (comp != null) { 3682 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3683 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3684 if (si != null) { 3685 final ResolveInfo ri = new ResolveInfo(); 3686 ri.serviceInfo = si; 3687 list.add(ri); 3688 } 3689 return list; 3690 } 3691 3692 // reader 3693 synchronized (mPackages) { 3694 String pkgName = intent.getPackage(); 3695 if (pkgName == null) { 3696 return mServices.queryIntent(intent, resolvedType, flags, userId); 3697 } 3698 final PackageParser.Package pkg = mPackages.get(pkgName); 3699 if (pkg != null) { 3700 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3701 userId); 3702 } 3703 return null; 3704 } 3705 } 3706 3707 @Override 3708 public List<ResolveInfo> queryIntentContentProviders( 3709 Intent intent, String resolvedType, int flags, int userId) { 3710 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3711 ComponentName comp = intent.getComponent(); 3712 if (comp == null) { 3713 if (intent.getSelector() != null) { 3714 intent = intent.getSelector(); 3715 comp = intent.getComponent(); 3716 } 3717 } 3718 if (comp != null) { 3719 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3720 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3721 if (pi != null) { 3722 final ResolveInfo ri = new ResolveInfo(); 3723 ri.providerInfo = pi; 3724 list.add(ri); 3725 } 3726 return list; 3727 } 3728 3729 // reader 3730 synchronized (mPackages) { 3731 String pkgName = intent.getPackage(); 3732 if (pkgName == null) { 3733 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3734 } 3735 final PackageParser.Package pkg = mPackages.get(pkgName); 3736 if (pkg != null) { 3737 return mProviders.queryIntentForPackage( 3738 intent, resolvedType, flags, pkg.providers, userId); 3739 } 3740 return null; 3741 } 3742 } 3743 3744 @Override 3745 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3746 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3747 3748 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3749 3750 // writer 3751 synchronized (mPackages) { 3752 ArrayList<PackageInfo> list; 3753 if (listUninstalled) { 3754 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3755 for (PackageSetting ps : mSettings.mPackages.values()) { 3756 PackageInfo pi; 3757 if (ps.pkg != null) { 3758 pi = generatePackageInfo(ps.pkg, flags, userId); 3759 } else { 3760 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3761 } 3762 if (pi != null) { 3763 list.add(pi); 3764 } 3765 } 3766 } else { 3767 list = new ArrayList<PackageInfo>(mPackages.size()); 3768 for (PackageParser.Package p : mPackages.values()) { 3769 PackageInfo pi = generatePackageInfo(p, flags, userId); 3770 if (pi != null) { 3771 list.add(pi); 3772 } 3773 } 3774 } 3775 3776 return new ParceledListSlice<PackageInfo>(list); 3777 } 3778 } 3779 3780 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3781 String[] permissions, boolean[] tmp, int flags, int userId) { 3782 int numMatch = 0; 3783 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3784 for (int i=0; i<permissions.length; i++) { 3785 if (gp.grantedPermissions.contains(permissions[i])) { 3786 tmp[i] = true; 3787 numMatch++; 3788 } else { 3789 tmp[i] = false; 3790 } 3791 } 3792 if (numMatch == 0) { 3793 return; 3794 } 3795 PackageInfo pi; 3796 if (ps.pkg != null) { 3797 pi = generatePackageInfo(ps.pkg, flags, userId); 3798 } else { 3799 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3800 } 3801 // The above might return null in cases of uninstalled apps or install-state 3802 // skew across users/profiles. 3803 if (pi != null) { 3804 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3805 if (numMatch == permissions.length) { 3806 pi.requestedPermissions = permissions; 3807 } else { 3808 pi.requestedPermissions = new String[numMatch]; 3809 numMatch = 0; 3810 for (int i=0; i<permissions.length; i++) { 3811 if (tmp[i]) { 3812 pi.requestedPermissions[numMatch] = permissions[i]; 3813 numMatch++; 3814 } 3815 } 3816 } 3817 } 3818 list.add(pi); 3819 } 3820 } 3821 3822 @Override 3823 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3824 String[] permissions, int flags, int userId) { 3825 if (!sUserManager.exists(userId)) return null; 3826 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3827 3828 // writer 3829 synchronized (mPackages) { 3830 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3831 boolean[] tmpBools = new boolean[permissions.length]; 3832 if (listUninstalled) { 3833 for (PackageSetting ps : mSettings.mPackages.values()) { 3834 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3835 } 3836 } else { 3837 for (PackageParser.Package pkg : mPackages.values()) { 3838 PackageSetting ps = (PackageSetting)pkg.mExtras; 3839 if (ps != null) { 3840 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3841 userId); 3842 } 3843 } 3844 } 3845 3846 return new ParceledListSlice<PackageInfo>(list); 3847 } 3848 } 3849 3850 @Override 3851 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3852 if (!sUserManager.exists(userId)) return null; 3853 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3854 3855 // writer 3856 synchronized (mPackages) { 3857 ArrayList<ApplicationInfo> list; 3858 if (listUninstalled) { 3859 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3860 for (PackageSetting ps : mSettings.mPackages.values()) { 3861 ApplicationInfo ai; 3862 if (ps.pkg != null) { 3863 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3864 ps.readUserState(userId), userId); 3865 } else { 3866 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3867 } 3868 if (ai != null) { 3869 list.add(ai); 3870 } 3871 } 3872 } else { 3873 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3874 for (PackageParser.Package p : mPackages.values()) { 3875 if (p.mExtras != null) { 3876 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3877 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3878 if (ai != null) { 3879 list.add(ai); 3880 } 3881 } 3882 } 3883 } 3884 3885 return new ParceledListSlice<ApplicationInfo>(list); 3886 } 3887 } 3888 3889 public List<ApplicationInfo> getPersistentApplications(int flags) { 3890 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3891 3892 // reader 3893 synchronized (mPackages) { 3894 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3895 final int userId = UserHandle.getCallingUserId(); 3896 while (i.hasNext()) { 3897 final PackageParser.Package p = i.next(); 3898 if (p.applicationInfo != null 3899 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3900 && (!mSafeMode || isSystemApp(p))) { 3901 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3902 if (ps != null) { 3903 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3904 ps.readUserState(userId), userId); 3905 if (ai != null) { 3906 finalList.add(ai); 3907 } 3908 } 3909 } 3910 } 3911 } 3912 3913 return finalList; 3914 } 3915 3916 @Override 3917 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3918 if (!sUserManager.exists(userId)) return null; 3919 // reader 3920 synchronized (mPackages) { 3921 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3922 PackageSetting ps = provider != null 3923 ? mSettings.mPackages.get(provider.owner.packageName) 3924 : null; 3925 return ps != null 3926 && mSettings.isEnabledLPr(provider.info, flags, userId) 3927 && (!mSafeMode || (provider.info.applicationInfo.flags 3928 &ApplicationInfo.FLAG_SYSTEM) != 0) 3929 ? PackageParser.generateProviderInfo(provider, flags, 3930 ps.readUserState(userId), userId) 3931 : null; 3932 } 3933 } 3934 3935 /** 3936 * @deprecated 3937 */ 3938 @Deprecated 3939 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3940 // reader 3941 synchronized (mPackages) { 3942 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3943 .entrySet().iterator(); 3944 final int userId = UserHandle.getCallingUserId(); 3945 while (i.hasNext()) { 3946 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3947 PackageParser.Provider p = entry.getValue(); 3948 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3949 3950 if (ps != null && p.syncable 3951 && (!mSafeMode || (p.info.applicationInfo.flags 3952 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3953 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3954 ps.readUserState(userId), userId); 3955 if (info != null) { 3956 outNames.add(entry.getKey()); 3957 outInfo.add(info); 3958 } 3959 } 3960 } 3961 } 3962 } 3963 3964 @Override 3965 public List<ProviderInfo> queryContentProviders(String processName, 3966 int uid, int flags) { 3967 ArrayList<ProviderInfo> finalList = null; 3968 // reader 3969 synchronized (mPackages) { 3970 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3971 final int userId = processName != null ? 3972 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3973 while (i.hasNext()) { 3974 final PackageParser.Provider p = i.next(); 3975 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3976 if (ps != null && p.info.authority != null 3977 && (processName == null 3978 || (p.info.processName.equals(processName) 3979 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3980 && mSettings.isEnabledLPr(p.info, flags, userId) 3981 && (!mSafeMode 3982 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3983 if (finalList == null) { 3984 finalList = new ArrayList<ProviderInfo>(3); 3985 } 3986 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3987 ps.readUserState(userId), userId); 3988 if (info != null) { 3989 finalList.add(info); 3990 } 3991 } 3992 } 3993 } 3994 3995 if (finalList != null) { 3996 Collections.sort(finalList, mProviderInitOrderSorter); 3997 } 3998 3999 return finalList; 4000 } 4001 4002 @Override 4003 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4004 int flags) { 4005 // reader 4006 synchronized (mPackages) { 4007 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4008 return PackageParser.generateInstrumentationInfo(i, flags); 4009 } 4010 } 4011 4012 @Override 4013 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4014 int flags) { 4015 ArrayList<InstrumentationInfo> finalList = 4016 new ArrayList<InstrumentationInfo>(); 4017 4018 // reader 4019 synchronized (mPackages) { 4020 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4021 while (i.hasNext()) { 4022 final PackageParser.Instrumentation p = i.next(); 4023 if (targetPackage == null 4024 || targetPackage.equals(p.info.targetPackage)) { 4025 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4026 flags); 4027 if (ii != null) { 4028 finalList.add(ii); 4029 } 4030 } 4031 } 4032 } 4033 4034 return finalList; 4035 } 4036 4037 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4038 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4039 if (overlays == null) { 4040 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4041 return; 4042 } 4043 for (PackageParser.Package opkg : overlays.values()) { 4044 // Not much to do if idmap fails: we already logged the error 4045 // and we certainly don't want to abort installation of pkg simply 4046 // because an overlay didn't fit properly. For these reasons, 4047 // ignore the return value of createIdmapForPackagePairLI. 4048 createIdmapForPackagePairLI(pkg, opkg); 4049 } 4050 } 4051 4052 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4053 PackageParser.Package opkg) { 4054 if (!opkg.mTrustedOverlay) { 4055 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4056 opkg.baseCodePath + ": overlay not trusted"); 4057 return false; 4058 } 4059 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4060 if (overlaySet == null) { 4061 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4062 opkg.baseCodePath + " but target package has no known overlays"); 4063 return false; 4064 } 4065 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4066 // TODO: generate idmap for split APKs 4067 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4068 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4069 + opkg.baseCodePath); 4070 return false; 4071 } 4072 PackageParser.Package[] overlayArray = 4073 overlaySet.values().toArray(new PackageParser.Package[0]); 4074 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4075 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4076 return p1.mOverlayPriority - p2.mOverlayPriority; 4077 } 4078 }; 4079 Arrays.sort(overlayArray, cmp); 4080 4081 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4082 int i = 0; 4083 for (PackageParser.Package p : overlayArray) { 4084 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4085 } 4086 return true; 4087 } 4088 4089 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4090 final File[] files = dir.listFiles(); 4091 if (ArrayUtils.isEmpty(files)) { 4092 Log.d(TAG, "No files in app dir " + dir); 4093 return; 4094 } 4095 4096 if (DEBUG_PACKAGE_SCANNING) { 4097 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4098 + " flags=0x" + Integer.toHexString(parseFlags)); 4099 } 4100 4101 for (File file : files) { 4102 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4103 && !PackageInstallerService.isStageName(file.getName()); 4104 if (!isPackage) { 4105 // Ignore entries which are not packages 4106 continue; 4107 } 4108 try { 4109 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4110 scanFlags, currentTime, null); 4111 } catch (PackageManagerException e) { 4112 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4113 4114 // Delete invalid userdata apps 4115 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4116 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4117 Slog.w(TAG, "Deleting invalid package at " + file); 4118 if (file.isDirectory()) { 4119 FileUtils.deleteContents(file); 4120 } 4121 file.delete(); 4122 } 4123 } 4124 } 4125 } 4126 4127 private static File getSettingsProblemFile() { 4128 File dataDir = Environment.getDataDirectory(); 4129 File systemDir = new File(dataDir, "system"); 4130 File fname = new File(systemDir, "uiderrors.txt"); 4131 return fname; 4132 } 4133 4134 static void reportSettingsProblem(int priority, String msg) { 4135 try { 4136 File fname = getSettingsProblemFile(); 4137 FileOutputStream out = new FileOutputStream(fname, true); 4138 PrintWriter pw = new FastPrintWriter(out); 4139 SimpleDateFormat formatter = new SimpleDateFormat(); 4140 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4141 pw.println(dateString + ": " + msg); 4142 pw.close(); 4143 FileUtils.setPermissions( 4144 fname.toString(), 4145 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4146 -1, -1); 4147 } catch (java.io.IOException e) { 4148 } 4149 Slog.println(priority, TAG, msg); 4150 } 4151 4152 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4153 PackageParser.Package pkg, File srcFile, int parseFlags) 4154 throws PackageManagerException { 4155 if (ps != null 4156 && ps.codePath.equals(srcFile) 4157 && ps.timeStamp == srcFile.lastModified() 4158 && !isCompatSignatureUpdateNeeded(pkg)) { 4159 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4160 if (ps.signatures.mSignatures != null 4161 && ps.signatures.mSignatures.length != 0 4162 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4163 // Optimization: reuse the existing cached certificates 4164 // if the package appears to be unchanged. 4165 pkg.mSignatures = ps.signatures.mSignatures; 4166 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4167 synchronized (mPackages) { 4168 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4169 } 4170 return; 4171 } 4172 4173 Slog.w(TAG, "PackageSetting for " + ps.name 4174 + " is missing signatures. Collecting certs again to recover them."); 4175 } else { 4176 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4177 } 4178 4179 try { 4180 pp.collectCertificates(pkg, parseFlags); 4181 pp.collectManifestDigest(pkg); 4182 } catch (PackageParserException e) { 4183 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4184 + pkg.packageName + ": " + e.getMessage()); 4185 } 4186 } 4187 4188 /* 4189 * Scan a package and return the newly parsed package. 4190 * Returns null in case of errors and the error code is stored in mLastScanError 4191 */ 4192 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4193 long currentTime, UserHandle user) throws PackageManagerException { 4194 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4195 parseFlags |= mDefParseFlags; 4196 PackageParser pp = new PackageParser(); 4197 pp.setSeparateProcesses(mSeparateProcesses); 4198 pp.setOnlyCoreApps(mOnlyCore); 4199 pp.setDisplayMetrics(mMetrics); 4200 4201 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4202 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4203 } 4204 4205 final PackageParser.Package pkg; 4206 try { 4207 pkg = pp.parsePackage(scanFile, parseFlags); 4208 } catch (PackageParserException e) { 4209 throw new PackageManagerException(e.error, 4210 "Failed to scan " + scanFile + ": " + e.getMessage()); 4211 } 4212 4213 PackageSetting ps = null; 4214 PackageSetting updatedPkg; 4215 // reader 4216 synchronized (mPackages) { 4217 // Look to see if we already know about this package. 4218 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4219 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4220 // This package has been renamed to its original name. Let's 4221 // use that. 4222 ps = mSettings.peekPackageLPr(oldName); 4223 } 4224 // If there was no original package, see one for the real package name. 4225 if (ps == null) { 4226 ps = mSettings.peekPackageLPr(pkg.packageName); 4227 } 4228 // Check to see if this package could be hiding/updating a system 4229 // package. Must look for it either under the original or real 4230 // package name depending on our state. 4231 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4232 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4233 } 4234 boolean updatedPkgBetter = false; 4235 // First check if this is a system package that may involve an update 4236 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4237 if (ps != null && !ps.codePath.equals(scanFile)) { 4238 // The path has changed from what was last scanned... check the 4239 // version of the new path against what we have stored to determine 4240 // what to do. 4241 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4242 if (pkg.mVersionCode < ps.versionCode) { 4243 // The system package has been updated and the code path does not match 4244 // Ignore entry. Skip it. 4245 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4246 + " ignored: updated version " + ps.versionCode 4247 + " better than this " + pkg.mVersionCode); 4248 if (!updatedPkg.codePath.equals(scanFile)) { 4249 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4250 + ps.name + " changing from " + updatedPkg.codePathString 4251 + " to " + scanFile); 4252 updatedPkg.codePath = scanFile; 4253 updatedPkg.codePathString = scanFile.toString(); 4254 // This is the point at which we know that the system-disk APK 4255 // for this package has moved during a reboot (e.g. due to an OTA), 4256 // so we need to reevaluate it for privilege policy. 4257 if (locationIsPrivileged(scanFile)) { 4258 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4259 } 4260 } 4261 updatedPkg.pkg = pkg; 4262 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4263 } else { 4264 // The current app on the system partition is better than 4265 // what we have updated to on the data partition; switch 4266 // back to the system partition version. 4267 // At this point, its safely assumed that package installation for 4268 // apps in system partition will go through. If not there won't be a working 4269 // version of the app 4270 // writer 4271 synchronized (mPackages) { 4272 // Just remove the loaded entries from package lists. 4273 mPackages.remove(ps.name); 4274 } 4275 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4276 + "reverting from " + ps.codePathString 4277 + ": new version " + pkg.mVersionCode 4278 + " better than installed " + ps.versionCode); 4279 4280 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4281 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4282 getAppDexInstructionSets(ps)); 4283 synchronized (mInstallLock) { 4284 args.cleanUpResourcesLI(); 4285 } 4286 synchronized (mPackages) { 4287 mSettings.enableSystemPackageLPw(ps.name); 4288 } 4289 updatedPkgBetter = true; 4290 } 4291 } 4292 } 4293 4294 if (updatedPkg != null) { 4295 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4296 // initially 4297 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4298 4299 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4300 // flag set initially 4301 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4302 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4303 } 4304 } 4305 4306 // Verify certificates against what was last scanned 4307 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4308 4309 /* 4310 * A new system app appeared, but we already had a non-system one of the 4311 * same name installed earlier. 4312 */ 4313 boolean shouldHideSystemApp = false; 4314 if (updatedPkg == null && ps != null 4315 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4316 /* 4317 * Check to make sure the signatures match first. If they don't, 4318 * wipe the installed application and its data. 4319 */ 4320 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4321 != PackageManager.SIGNATURE_MATCH) { 4322 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4323 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4324 ps = null; 4325 } else { 4326 /* 4327 * If the newly-added system app is an older version than the 4328 * already installed version, hide it. It will be scanned later 4329 * and re-added like an update. 4330 */ 4331 if (pkg.mVersionCode < ps.versionCode) { 4332 shouldHideSystemApp = true; 4333 } else { 4334 /* 4335 * The newly found system app is a newer version that the 4336 * one previously installed. Simply remove the 4337 * already-installed application and replace it with our own 4338 * while keeping the application data. 4339 */ 4340 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4341 + ps.codePathString + ": new version " + pkg.mVersionCode 4342 + " better than installed " + ps.versionCode); 4343 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4344 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4345 getAppDexInstructionSets(ps)); 4346 synchronized (mInstallLock) { 4347 args.cleanUpResourcesLI(); 4348 } 4349 } 4350 } 4351 } 4352 4353 // The apk is forward locked (not public) if its code and resources 4354 // are kept in different files. (except for app in either system or 4355 // vendor path). 4356 // TODO grab this value from PackageSettings 4357 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4358 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4359 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4360 } 4361 } 4362 4363 // TODO: extend to support forward-locked splits 4364 String resourcePath = null; 4365 String baseResourcePath = null; 4366 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4367 if (ps != null && ps.resourcePathString != null) { 4368 resourcePath = ps.resourcePathString; 4369 baseResourcePath = ps.resourcePathString; 4370 } else { 4371 // Should not happen at all. Just log an error. 4372 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4373 } 4374 } else { 4375 resourcePath = pkg.codePath; 4376 baseResourcePath = pkg.baseCodePath; 4377 } 4378 4379 // Set application objects path explicitly. 4380 pkg.applicationInfo.setCodePath(pkg.codePath); 4381 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4382 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4383 pkg.applicationInfo.setResourcePath(resourcePath); 4384 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4385 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4386 4387 // Note that we invoke the following method only if we are about to unpack an application 4388 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4389 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4390 4391 /* 4392 * If the system app should be overridden by a previously installed 4393 * data, hide the system app now and let the /data/app scan pick it up 4394 * again. 4395 */ 4396 if (shouldHideSystemApp) { 4397 synchronized (mPackages) { 4398 /* 4399 * We have to grant systems permissions before we hide, because 4400 * grantPermissions will assume the package update is trying to 4401 * expand its permissions. 4402 */ 4403 grantPermissionsLPw(pkg, true); 4404 mSettings.disableSystemPackageLPw(pkg.packageName); 4405 } 4406 } 4407 4408 return scannedPkg; 4409 } 4410 4411 private static String fixProcessName(String defProcessName, 4412 String processName, int uid) { 4413 if (processName == null) { 4414 return defProcessName; 4415 } 4416 return processName; 4417 } 4418 4419 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4420 throws PackageManagerException { 4421 if (pkgSetting.signatures.mSignatures != null) { 4422 // Already existing package. Make sure signatures match 4423 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4424 == PackageManager.SIGNATURE_MATCH; 4425 if (!match) { 4426 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4427 == PackageManager.SIGNATURE_MATCH; 4428 } 4429 if (!match) { 4430 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4431 + pkg.packageName + " signatures do not match the " 4432 + "previously installed version; ignoring!"); 4433 } 4434 } 4435 4436 // Check for shared user signatures 4437 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4438 // Already existing package. Make sure signatures match 4439 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4440 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4441 if (!match) { 4442 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4443 == PackageManager.SIGNATURE_MATCH; 4444 } 4445 if (!match) { 4446 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4447 "Package " + pkg.packageName 4448 + " has no signatures that match those in shared user " 4449 + pkgSetting.sharedUser.name + "; ignoring!"); 4450 } 4451 } 4452 } 4453 4454 /** 4455 * Enforces that only the system UID or root's UID can call a method exposed 4456 * via Binder. 4457 * 4458 * @param message used as message if SecurityException is thrown 4459 * @throws SecurityException if the caller is not system or root 4460 */ 4461 private static final void enforceSystemOrRoot(String message) { 4462 final int uid = Binder.getCallingUid(); 4463 if (uid != Process.SYSTEM_UID && uid != 0) { 4464 throw new SecurityException(message); 4465 } 4466 } 4467 4468 @Override 4469 public void performBootDexOpt() { 4470 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4471 4472 final HashSet<PackageParser.Package> pkgs; 4473 synchronized (mPackages) { 4474 pkgs = mDeferredDexOpt; 4475 mDeferredDexOpt = null; 4476 } 4477 4478 if (pkgs != null) { 4479 // Filter out packages that aren't recently used. 4480 // 4481 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4482 // should do a full dexopt. 4483 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4484 // TODO: add a property to control this? 4485 long dexOptLRUThresholdInMinutes; 4486 if (mLazyDexOpt) { 4487 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4488 } else { 4489 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4490 } 4491 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4492 4493 int total = pkgs.size(); 4494 int skipped = 0; 4495 long now = System.currentTimeMillis(); 4496 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4497 PackageParser.Package pkg = i.next(); 4498 long then = pkg.mLastPackageUsageTimeInMills; 4499 if (then + dexOptLRUThresholdInMills < now) { 4500 if (DEBUG_DEXOPT) { 4501 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4502 ((then == 0) ? "never" : new Date(then))); 4503 } 4504 i.remove(); 4505 skipped++; 4506 } 4507 } 4508 if (DEBUG_DEXOPT) { 4509 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4510 } 4511 } 4512 4513 int i = 0; 4514 for (PackageParser.Package pkg : pkgs) { 4515 i++; 4516 if (DEBUG_DEXOPT) { 4517 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4518 + ": " + pkg.packageName); 4519 } 4520 if (!isFirstBoot()) { 4521 try { 4522 ActivityManagerNative.getDefault().showBootMessage( 4523 mContext.getResources().getString( 4524 R.string.android_upgrading_apk, 4525 i, pkgs.size()), true); 4526 } catch (RemoteException e) { 4527 } 4528 } 4529 PackageParser.Package p = pkg; 4530 synchronized (mInstallLock) { 4531 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4532 true /* include dependencies */); 4533 } 4534 } 4535 } 4536 } 4537 4538 @Override 4539 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4540 return performDexOpt(packageName, instructionSet, false); 4541 } 4542 4543 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4544 if (info.primaryCpuAbi == null) { 4545 return getPreferredInstructionSet(); 4546 } 4547 4548 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4549 } 4550 4551 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4552 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4553 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4554 if (!dexopt && !updateUsage) { 4555 // We aren't going to dexopt or update usage, so bail early. 4556 return false; 4557 } 4558 PackageParser.Package p; 4559 final String targetInstructionSet; 4560 synchronized (mPackages) { 4561 p = mPackages.get(packageName); 4562 if (p == null) { 4563 return false; 4564 } 4565 if (updateUsage) { 4566 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4567 } 4568 mPackageUsage.write(false); 4569 if (!dexopt) { 4570 // We aren't going to dexopt, so bail early. 4571 return false; 4572 } 4573 4574 targetInstructionSet = instructionSet != null ? instructionSet : 4575 getPrimaryInstructionSet(p.applicationInfo); 4576 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4577 return false; 4578 } 4579 } 4580 4581 synchronized (mInstallLock) { 4582 final String[] instructionSets = new String[] { targetInstructionSet }; 4583 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4584 true /* include dependencies */) == DEX_OPT_PERFORMED; 4585 } 4586 } 4587 4588 public HashSet<String> getPackagesThatNeedDexOpt() { 4589 HashSet<String> pkgs = null; 4590 synchronized (mPackages) { 4591 for (PackageParser.Package p : mPackages.values()) { 4592 if (DEBUG_DEXOPT) { 4593 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4594 } 4595 if (!p.mDexOptPerformed.isEmpty()) { 4596 continue; 4597 } 4598 if (pkgs == null) { 4599 pkgs = new HashSet<String>(); 4600 } 4601 pkgs.add(p.packageName); 4602 } 4603 } 4604 return pkgs; 4605 } 4606 4607 public void shutdown() { 4608 mPackageUsage.write(true); 4609 } 4610 4611 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4612 boolean forceDex, boolean defer, HashSet<String> done) { 4613 for (int i=0; i<libs.size(); i++) { 4614 PackageParser.Package libPkg; 4615 String libName; 4616 synchronized (mPackages) { 4617 libName = libs.get(i); 4618 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4619 if (lib != null && lib.apk != null) { 4620 libPkg = mPackages.get(lib.apk); 4621 } else { 4622 libPkg = null; 4623 } 4624 } 4625 if (libPkg != null && !done.contains(libName)) { 4626 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4627 } 4628 } 4629 } 4630 4631 static final int DEX_OPT_SKIPPED = 0; 4632 static final int DEX_OPT_PERFORMED = 1; 4633 static final int DEX_OPT_DEFERRED = 2; 4634 static final int DEX_OPT_FAILED = -1; 4635 4636 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4637 boolean forceDex, boolean defer, HashSet<String> done) { 4638 final String[] instructionSets = targetInstructionSets != null ? 4639 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4640 4641 if (done != null) { 4642 done.add(pkg.packageName); 4643 if (pkg.usesLibraries != null) { 4644 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4645 } 4646 if (pkg.usesOptionalLibraries != null) { 4647 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4648 } 4649 } 4650 4651 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4652 return DEX_OPT_SKIPPED; 4653 } 4654 4655 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4656 4657 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4658 boolean performedDexOpt = false; 4659 // There are three basic cases here: 4660 // 1.) we need to dexopt, either because we are forced or it is needed 4661 // 2.) we are defering a needed dexopt 4662 // 3.) we are skipping an unneeded dexopt 4663 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4664 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4665 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4666 continue; 4667 } 4668 4669 for (String path : paths) { 4670 try { 4671 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4672 // patckage or the one we find does not match the image checksum (i.e. it was 4673 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4674 // odex file and it matches the checksum of the image but not its base address, 4675 // meaning we need to move it. 4676 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4677 pkg.packageName, dexCodeInstructionSet, defer); 4678 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4679 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4680 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4681 + " vmSafeMode=" + vmSafeMode); 4682 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4683 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4684 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4685 4686 if (ret < 0) { 4687 // Don't bother running dexopt again if we failed, it will probably 4688 // just result in an error again. Also, don't bother dexopting for other 4689 // paths & ISAs. 4690 return DEX_OPT_FAILED; 4691 } 4692 4693 performedDexOpt = true; 4694 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4695 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4696 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4697 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4698 pkg.packageName, dexCodeInstructionSet); 4699 4700 if (ret < 0) { 4701 // Don't bother running patchoat again if we failed, it will probably 4702 // just result in an error again. Also, don't bother dexopting for other 4703 // paths & ISAs. 4704 return DEX_OPT_FAILED; 4705 } 4706 4707 performedDexOpt = true; 4708 } 4709 4710 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4711 // paths and instruction sets. We'll deal with them all together when we process 4712 // our list of deferred dexopts. 4713 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4714 if (mDeferredDexOpt == null) { 4715 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4716 } 4717 mDeferredDexOpt.add(pkg); 4718 return DEX_OPT_DEFERRED; 4719 } 4720 } catch (FileNotFoundException e) { 4721 Slog.w(TAG, "Apk not found for dexopt: " + path); 4722 return DEX_OPT_FAILED; 4723 } catch (IOException e) { 4724 Slog.w(TAG, "IOException reading apk: " + path, e); 4725 return DEX_OPT_FAILED; 4726 } catch (StaleDexCacheError e) { 4727 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4728 return DEX_OPT_FAILED; 4729 } catch (Exception e) { 4730 Slog.w(TAG, "Exception when doing dexopt : ", e); 4731 return DEX_OPT_FAILED; 4732 } 4733 } 4734 4735 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4736 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4737 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4738 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4739 // it. 4740 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4741 } 4742 4743 // If we've gotten here, we're sure that no error occurred and that we haven't 4744 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4745 // we've skipped all of them because they are up to date. In both cases this 4746 // package doesn't need dexopt any longer. 4747 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4748 } 4749 4750 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4751 if (info.primaryCpuAbi != null) { 4752 if (info.secondaryCpuAbi != null) { 4753 return new String[] { 4754 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4755 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4756 } else { 4757 return new String[] { 4758 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4759 } 4760 } 4761 4762 return new String[] { getPreferredInstructionSet() }; 4763 } 4764 4765 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4766 if (ps.primaryCpuAbiString != null) { 4767 if (ps.secondaryCpuAbiString != null) { 4768 return new String[] { 4769 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4770 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4771 } else { 4772 return new String[] { 4773 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4774 } 4775 } 4776 4777 return new String[] { getPreferredInstructionSet() }; 4778 } 4779 4780 private static String getPreferredInstructionSet() { 4781 if (sPreferredInstructionSet == null) { 4782 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4783 } 4784 4785 return sPreferredInstructionSet; 4786 } 4787 4788 private static List<String> getAllInstructionSets() { 4789 final String[] allAbis = Build.SUPPORTED_ABIS; 4790 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4791 4792 for (String abi : allAbis) { 4793 final String instructionSet = VMRuntime.getInstructionSet(abi); 4794 if (!allInstructionSets.contains(instructionSet)) { 4795 allInstructionSets.add(instructionSet); 4796 } 4797 } 4798 4799 return allInstructionSets; 4800 } 4801 4802 /** 4803 * Returns the instruction set that should be used to compile dex code. In the presence of 4804 * a native bridge this might be different than the one shared libraries use. 4805 */ 4806 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4807 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4808 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4809 } 4810 4811 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4812 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4813 for (String instructionSet : instructionSets) { 4814 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4815 } 4816 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4817 } 4818 4819 @Override 4820 public void forceDexOpt(String packageName) { 4821 enforceSystemOrRoot("forceDexOpt"); 4822 4823 PackageParser.Package pkg; 4824 synchronized (mPackages) { 4825 pkg = mPackages.get(packageName); 4826 if (pkg == null) { 4827 throw new IllegalArgumentException("Missing package: " + packageName); 4828 } 4829 } 4830 4831 synchronized (mInstallLock) { 4832 final String[] instructionSets = new String[] { 4833 getPrimaryInstructionSet(pkg.applicationInfo) }; 4834 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4835 if (res != DEX_OPT_PERFORMED) { 4836 throw new IllegalStateException("Failed to dexopt: " + res); 4837 } 4838 } 4839 } 4840 4841 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4842 boolean forceDex, boolean defer, boolean inclDependencies) { 4843 HashSet<String> done; 4844 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4845 done = new HashSet<String>(); 4846 done.add(pkg.packageName); 4847 } else { 4848 done = null; 4849 } 4850 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4851 } 4852 4853 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4854 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4855 Slog.w(TAG, "Unable to update from " + oldPkg.name 4856 + " to " + newPkg.packageName 4857 + ": old package not in system partition"); 4858 return false; 4859 } else if (mPackages.get(oldPkg.name) != null) { 4860 Slog.w(TAG, "Unable to update from " + oldPkg.name 4861 + " to " + newPkg.packageName 4862 + ": old package still exists"); 4863 return false; 4864 } 4865 return true; 4866 } 4867 4868 File getDataPathForUser(int userId) { 4869 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4870 } 4871 4872 private File getDataPathForPackage(String packageName, int userId) { 4873 /* 4874 * Until we fully support multiple users, return the directory we 4875 * previously would have. The PackageManagerTests will need to be 4876 * revised when this is changed back.. 4877 */ 4878 if (userId == 0) { 4879 return new File(mAppDataDir, packageName); 4880 } else { 4881 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4882 + File.separator + packageName); 4883 } 4884 } 4885 4886 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4887 int[] users = sUserManager.getUserIds(); 4888 int res = mInstaller.install(packageName, uid, uid, seinfo); 4889 if (res < 0) { 4890 return res; 4891 } 4892 for (int user : users) { 4893 if (user != 0) { 4894 res = mInstaller.createUserData(packageName, 4895 UserHandle.getUid(user, uid), user, seinfo); 4896 if (res < 0) { 4897 return res; 4898 } 4899 } 4900 } 4901 return res; 4902 } 4903 4904 private int removeDataDirsLI(String packageName) { 4905 int[] users = sUserManager.getUserIds(); 4906 int res = 0; 4907 for (int user : users) { 4908 int resInner = mInstaller.remove(packageName, user); 4909 if (resInner < 0) { 4910 res = resInner; 4911 } 4912 } 4913 4914 return res; 4915 } 4916 4917 private int deleteCodeCacheDirsLI(String packageName) { 4918 int[] users = sUserManager.getUserIds(); 4919 int res = 0; 4920 for (int user : users) { 4921 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4922 if (resInner < 0) { 4923 res = resInner; 4924 } 4925 } 4926 return res; 4927 } 4928 4929 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4930 PackageParser.Package changingLib) { 4931 if (file.path != null) { 4932 usesLibraryFiles.add(file.path); 4933 return; 4934 } 4935 PackageParser.Package p = mPackages.get(file.apk); 4936 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4937 // If we are doing this while in the middle of updating a library apk, 4938 // then we need to make sure to use that new apk for determining the 4939 // dependencies here. (We haven't yet finished committing the new apk 4940 // to the package manager state.) 4941 if (p == null || p.packageName.equals(changingLib.packageName)) { 4942 p = changingLib; 4943 } 4944 } 4945 if (p != null) { 4946 usesLibraryFiles.addAll(p.getAllCodePaths()); 4947 } 4948 } 4949 4950 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4951 PackageParser.Package changingLib) throws PackageManagerException { 4952 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4953 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4954 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4955 for (int i=0; i<N; i++) { 4956 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4957 if (file == null) { 4958 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4959 "Package " + pkg.packageName + " requires unavailable shared library " 4960 + pkg.usesLibraries.get(i) + "; failing!"); 4961 } 4962 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4963 } 4964 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4965 for (int i=0; i<N; i++) { 4966 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4967 if (file == null) { 4968 Slog.w(TAG, "Package " + pkg.packageName 4969 + " desires unavailable shared library " 4970 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4971 } else { 4972 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4973 } 4974 } 4975 N = usesLibraryFiles.size(); 4976 if (N > 0) { 4977 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4978 } else { 4979 pkg.usesLibraryFiles = null; 4980 } 4981 } 4982 } 4983 4984 private static boolean hasString(List<String> list, List<String> which) { 4985 if (list == null) { 4986 return false; 4987 } 4988 for (int i=list.size()-1; i>=0; i--) { 4989 for (int j=which.size()-1; j>=0; j--) { 4990 if (which.get(j).equals(list.get(i))) { 4991 return true; 4992 } 4993 } 4994 } 4995 return false; 4996 } 4997 4998 private void updateAllSharedLibrariesLPw() { 4999 for (PackageParser.Package pkg : mPackages.values()) { 5000 try { 5001 updateSharedLibrariesLPw(pkg, null); 5002 } catch (PackageManagerException e) { 5003 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5004 } 5005 } 5006 } 5007 5008 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5009 PackageParser.Package changingPkg) { 5010 ArrayList<PackageParser.Package> res = null; 5011 for (PackageParser.Package pkg : mPackages.values()) { 5012 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5013 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5014 if (res == null) { 5015 res = new ArrayList<PackageParser.Package>(); 5016 } 5017 res.add(pkg); 5018 try { 5019 updateSharedLibrariesLPw(pkg, changingPkg); 5020 } catch (PackageManagerException e) { 5021 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5022 } 5023 } 5024 } 5025 return res; 5026 } 5027 5028 /** 5029 * Derive the value of the {@code cpuAbiOverride} based on the provided 5030 * value and an optional stored value from the package settings. 5031 */ 5032 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5033 String cpuAbiOverride = null; 5034 5035 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5036 cpuAbiOverride = null; 5037 } else if (abiOverride != null) { 5038 cpuAbiOverride = abiOverride; 5039 } else if (settings != null) { 5040 cpuAbiOverride = settings.cpuAbiOverrideString; 5041 } 5042 5043 return cpuAbiOverride; 5044 } 5045 5046 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5047 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5048 final File scanFile = new File(pkg.codePath); 5049 if (pkg.applicationInfo.getCodePath() == null || 5050 pkg.applicationInfo.getResourcePath() == null) { 5051 // Bail out. The resource and code paths haven't been set. 5052 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5053 "Code and resource paths haven't been set correctly"); 5054 } 5055 5056 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5057 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5058 } 5059 5060 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5061 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5062 } 5063 5064 if (mCustomResolverComponentName != null && 5065 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5066 setUpCustomResolverActivity(pkg); 5067 } 5068 5069 if (pkg.packageName.equals("android")) { 5070 synchronized (mPackages) { 5071 if (mAndroidApplication != null) { 5072 Slog.w(TAG, "*************************************************"); 5073 Slog.w(TAG, "Core android package being redefined. Skipping."); 5074 Slog.w(TAG, " file=" + scanFile); 5075 Slog.w(TAG, "*************************************************"); 5076 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5077 "Core android package being redefined. Skipping."); 5078 } 5079 5080 // Set up information for our fall-back user intent resolution activity. 5081 mPlatformPackage = pkg; 5082 pkg.mVersionCode = mSdkVersion; 5083 mAndroidApplication = pkg.applicationInfo; 5084 5085 if (!mResolverReplaced) { 5086 mResolveActivity.applicationInfo = mAndroidApplication; 5087 mResolveActivity.name = ResolverActivity.class.getName(); 5088 mResolveActivity.packageName = mAndroidApplication.packageName; 5089 mResolveActivity.processName = "system:ui"; 5090 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5091 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5092 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5093 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5094 mResolveActivity.exported = true; 5095 mResolveActivity.enabled = true; 5096 mResolveInfo.activityInfo = mResolveActivity; 5097 mResolveInfo.priority = 0; 5098 mResolveInfo.preferredOrder = 0; 5099 mResolveInfo.match = 0; 5100 mResolveComponentName = new ComponentName( 5101 mAndroidApplication.packageName, mResolveActivity.name); 5102 } 5103 } 5104 } 5105 5106 if (DEBUG_PACKAGE_SCANNING) { 5107 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5108 Log.d(TAG, "Scanning package " + pkg.packageName); 5109 } 5110 5111 if (mPackages.containsKey(pkg.packageName) 5112 || mSharedLibraries.containsKey(pkg.packageName)) { 5113 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5114 "Application package " + pkg.packageName 5115 + " already installed. Skipping duplicate."); 5116 } 5117 5118 // Initialize package source and resource directories 5119 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5120 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5121 5122 SharedUserSetting suid = null; 5123 PackageSetting pkgSetting = null; 5124 5125 if (!isSystemApp(pkg)) { 5126 // Only system apps can use these features. 5127 pkg.mOriginalPackages = null; 5128 pkg.mRealPackage = null; 5129 pkg.mAdoptPermissions = null; 5130 } 5131 5132 // writer 5133 synchronized (mPackages) { 5134 if (pkg.mSharedUserId != null) { 5135 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5136 if (suid == null) { 5137 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5138 "Creating application package " + pkg.packageName 5139 + " for shared user failed"); 5140 } 5141 if (DEBUG_PACKAGE_SCANNING) { 5142 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5143 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5144 + "): packages=" + suid.packages); 5145 } 5146 } 5147 5148 // Check if we are renaming from an original package name. 5149 PackageSetting origPackage = null; 5150 String realName = null; 5151 if (pkg.mOriginalPackages != null) { 5152 // This package may need to be renamed to a previously 5153 // installed name. Let's check on that... 5154 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5155 if (pkg.mOriginalPackages.contains(renamed)) { 5156 // This package had originally been installed as the 5157 // original name, and we have already taken care of 5158 // transitioning to the new one. Just update the new 5159 // one to continue using the old name. 5160 realName = pkg.mRealPackage; 5161 if (!pkg.packageName.equals(renamed)) { 5162 // Callers into this function may have already taken 5163 // care of renaming the package; only do it here if 5164 // it is not already done. 5165 pkg.setPackageName(renamed); 5166 } 5167 5168 } else { 5169 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5170 if ((origPackage = mSettings.peekPackageLPr( 5171 pkg.mOriginalPackages.get(i))) != null) { 5172 // We do have the package already installed under its 5173 // original name... should we use it? 5174 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5175 // New package is not compatible with original. 5176 origPackage = null; 5177 continue; 5178 } else if (origPackage.sharedUser != null) { 5179 // Make sure uid is compatible between packages. 5180 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5181 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5182 + " to " + pkg.packageName + ": old uid " 5183 + origPackage.sharedUser.name 5184 + " differs from " + pkg.mSharedUserId); 5185 origPackage = null; 5186 continue; 5187 } 5188 } else { 5189 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5190 + pkg.packageName + " to old name " + origPackage.name); 5191 } 5192 break; 5193 } 5194 } 5195 } 5196 } 5197 5198 if (mTransferedPackages.contains(pkg.packageName)) { 5199 Slog.w(TAG, "Package " + pkg.packageName 5200 + " was transferred to another, but its .apk remains"); 5201 } 5202 5203 // Just create the setting, don't add it yet. For already existing packages 5204 // the PkgSetting exists already and doesn't have to be created. 5205 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5206 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5207 pkg.applicationInfo.primaryCpuAbi, 5208 pkg.applicationInfo.secondaryCpuAbi, 5209 pkg.applicationInfo.flags, user, false); 5210 if (pkgSetting == null) { 5211 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5212 "Creating application package " + pkg.packageName + " failed"); 5213 } 5214 5215 if (pkgSetting.origPackage != null) { 5216 // If we are first transitioning from an original package, 5217 // fix up the new package's name now. We need to do this after 5218 // looking up the package under its new name, so getPackageLP 5219 // can take care of fiddling things correctly. 5220 pkg.setPackageName(origPackage.name); 5221 5222 // File a report about this. 5223 String msg = "New package " + pkgSetting.realName 5224 + " renamed to replace old package " + pkgSetting.name; 5225 reportSettingsProblem(Log.WARN, msg); 5226 5227 // Make a note of it. 5228 mTransferedPackages.add(origPackage.name); 5229 5230 // No longer need to retain this. 5231 pkgSetting.origPackage = null; 5232 } 5233 5234 if (realName != null) { 5235 // Make a note of it. 5236 mTransferedPackages.add(pkg.packageName); 5237 } 5238 5239 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5240 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5241 } 5242 5243 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5244 // Check all shared libraries and map to their actual file path. 5245 // We only do this here for apps not on a system dir, because those 5246 // are the only ones that can fail an install due to this. We 5247 // will take care of the system apps by updating all of their 5248 // library paths after the scan is done. 5249 updateSharedLibrariesLPw(pkg, null); 5250 } 5251 5252 if (mFoundPolicyFile) { 5253 SELinuxMMAC.assignSeinfoValue(pkg); 5254 } 5255 5256 pkg.applicationInfo.uid = pkgSetting.appId; 5257 pkg.mExtras = pkgSetting; 5258 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5259 try { 5260 verifySignaturesLP(pkgSetting, pkg); 5261 } catch (PackageManagerException e) { 5262 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5263 throw e; 5264 } 5265 // The signature has changed, but this package is in the system 5266 // image... let's recover! 5267 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5268 // However... if this package is part of a shared user, but it 5269 // doesn't match the signature of the shared user, let's fail. 5270 // What this means is that you can't change the signatures 5271 // associated with an overall shared user, which doesn't seem all 5272 // that unreasonable. 5273 if (pkgSetting.sharedUser != null) { 5274 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5275 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5276 throw new PackageManagerException( 5277 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5278 "Signature mismatch for shared user : " 5279 + pkgSetting.sharedUser); 5280 } 5281 } 5282 // File a report about this. 5283 String msg = "System package " + pkg.packageName 5284 + " signature changed; retaining data."; 5285 reportSettingsProblem(Log.WARN, msg); 5286 } 5287 } else { 5288 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5289 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5290 + pkg.packageName + " upgrade keys do not match the " 5291 + "previously installed version"); 5292 } else { 5293 // signatures may have changed as result of upgrade 5294 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5295 } 5296 } 5297 // Verify that this new package doesn't have any content providers 5298 // that conflict with existing packages. Only do this if the 5299 // package isn't already installed, since we don't want to break 5300 // things that are installed. 5301 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5302 final int N = pkg.providers.size(); 5303 int i; 5304 for (i=0; i<N; i++) { 5305 PackageParser.Provider p = pkg.providers.get(i); 5306 if (p.info.authority != null) { 5307 String names[] = p.info.authority.split(";"); 5308 for (int j = 0; j < names.length; j++) { 5309 if (mProvidersByAuthority.containsKey(names[j])) { 5310 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5311 final String otherPackageName = 5312 ((other != null && other.getComponentName() != null) ? 5313 other.getComponentName().getPackageName() : "?"); 5314 throw new PackageManagerException( 5315 INSTALL_FAILED_CONFLICTING_PROVIDER, 5316 "Can't install because provider name " + names[j] 5317 + " (in package " + pkg.applicationInfo.packageName 5318 + ") is already used by " + otherPackageName); 5319 } 5320 } 5321 } 5322 } 5323 } 5324 5325 if (pkg.mAdoptPermissions != null) { 5326 // This package wants to adopt ownership of permissions from 5327 // another package. 5328 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5329 final String origName = pkg.mAdoptPermissions.get(i); 5330 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5331 if (orig != null) { 5332 if (verifyPackageUpdateLPr(orig, pkg)) { 5333 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5334 + pkg.packageName); 5335 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5336 } 5337 } 5338 } 5339 } 5340 } 5341 5342 final String pkgName = pkg.packageName; 5343 5344 final long scanFileTime = scanFile.lastModified(); 5345 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5346 pkg.applicationInfo.processName = fixProcessName( 5347 pkg.applicationInfo.packageName, 5348 pkg.applicationInfo.processName, 5349 pkg.applicationInfo.uid); 5350 5351 File dataPath; 5352 if (mPlatformPackage == pkg) { 5353 // The system package is special. 5354 dataPath = new File (Environment.getDataDirectory(), "system"); 5355 pkg.applicationInfo.dataDir = dataPath.getPath(); 5356 5357 } else { 5358 // This is a normal package, need to make its data directory. 5359 dataPath = getDataPathForPackage(pkg.packageName, 0); 5360 5361 boolean uidError = false; 5362 5363 if (dataPath.exists()) { 5364 int currentUid = 0; 5365 try { 5366 StructStat stat = Os.stat(dataPath.getPath()); 5367 currentUid = stat.st_uid; 5368 } catch (ErrnoException e) { 5369 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5370 } 5371 5372 // If we have mismatched owners for the data path, we have a problem. 5373 if (currentUid != pkg.applicationInfo.uid) { 5374 boolean recovered = false; 5375 if (currentUid == 0) { 5376 // The directory somehow became owned by root. Wow. 5377 // This is probably because the system was stopped while 5378 // installd was in the middle of messing with its libs 5379 // directory. Ask installd to fix that. 5380 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5381 pkg.applicationInfo.uid); 5382 if (ret >= 0) { 5383 recovered = true; 5384 String msg = "Package " + pkg.packageName 5385 + " unexpectedly changed to uid 0; recovered to " + 5386 + pkg.applicationInfo.uid; 5387 reportSettingsProblem(Log.WARN, msg); 5388 } 5389 } 5390 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5391 || (scanFlags&SCAN_BOOTING) != 0)) { 5392 // If this is a system app, we can at least delete its 5393 // current data so the application will still work. 5394 int ret = removeDataDirsLI(pkgName); 5395 if (ret >= 0) { 5396 // TODO: Kill the processes first 5397 // Old data gone! 5398 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5399 ? "System package " : "Third party package "; 5400 String msg = prefix + pkg.packageName 5401 + " has changed from uid: " 5402 + currentUid + " to " 5403 + pkg.applicationInfo.uid + "; old data erased"; 5404 reportSettingsProblem(Log.WARN, msg); 5405 recovered = true; 5406 5407 // And now re-install the app. 5408 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5409 pkg.applicationInfo.seinfo); 5410 if (ret == -1) { 5411 // Ack should not happen! 5412 msg = prefix + pkg.packageName 5413 + " could not have data directory re-created after delete."; 5414 reportSettingsProblem(Log.WARN, msg); 5415 throw new PackageManagerException( 5416 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5417 } 5418 } 5419 if (!recovered) { 5420 mHasSystemUidErrors = true; 5421 } 5422 } else if (!recovered) { 5423 // If we allow this install to proceed, we will be broken. 5424 // Abort, abort! 5425 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5426 "scanPackageLI"); 5427 } 5428 if (!recovered) { 5429 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5430 + pkg.applicationInfo.uid + "/fs_" 5431 + currentUid; 5432 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5433 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5434 String msg = "Package " + pkg.packageName 5435 + " has mismatched uid: " 5436 + currentUid + " on disk, " 5437 + pkg.applicationInfo.uid + " in settings"; 5438 // writer 5439 synchronized (mPackages) { 5440 mSettings.mReadMessages.append(msg); 5441 mSettings.mReadMessages.append('\n'); 5442 uidError = true; 5443 if (!pkgSetting.uidError) { 5444 reportSettingsProblem(Log.ERROR, msg); 5445 } 5446 } 5447 } 5448 } 5449 pkg.applicationInfo.dataDir = dataPath.getPath(); 5450 if (mShouldRestoreconData) { 5451 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5452 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5453 pkg.applicationInfo.uid); 5454 } 5455 } else { 5456 if (DEBUG_PACKAGE_SCANNING) { 5457 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5458 Log.v(TAG, "Want this data dir: " + dataPath); 5459 } 5460 //invoke installer to do the actual installation 5461 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5462 pkg.applicationInfo.seinfo); 5463 if (ret < 0) { 5464 // Error from installer 5465 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5466 "Unable to create data dirs [errorCode=" + ret + "]"); 5467 } 5468 5469 if (dataPath.exists()) { 5470 pkg.applicationInfo.dataDir = dataPath.getPath(); 5471 } else { 5472 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5473 pkg.applicationInfo.dataDir = null; 5474 } 5475 } 5476 5477 pkgSetting.uidError = uidError; 5478 } 5479 5480 final String path = scanFile.getPath(); 5481 final String codePath = pkg.applicationInfo.getCodePath(); 5482 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5483 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5484 setBundledAppAbisAndRoots(pkg, pkgSetting); 5485 5486 // If we haven't found any native libraries for the app, check if it has 5487 // renderscript code. We'll need to force the app to 32 bit if it has 5488 // renderscript bitcode. 5489 if (pkg.applicationInfo.primaryCpuAbi == null 5490 && pkg.applicationInfo.secondaryCpuAbi == null 5491 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5492 NativeLibraryHelper.Handle handle = null; 5493 try { 5494 handle = NativeLibraryHelper.Handle.create(scanFile); 5495 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5496 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5497 } 5498 } catch (IOException ioe) { 5499 Slog.w(TAG, "Error scanning system app : " + ioe); 5500 } finally { 5501 IoUtils.closeQuietly(handle); 5502 } 5503 } 5504 5505 setNativeLibraryPaths(pkg); 5506 } else { 5507 // TODO: We can probably be smarter about this stuff. For installed apps, 5508 // we can calculate this information at install time once and for all. For 5509 // system apps, we can probably assume that this information doesn't change 5510 // after the first boot scan. As things stand, we do lots of unnecessary work. 5511 5512 // Give ourselves some initial paths; we'll come back for another 5513 // pass once we've determined ABI below. 5514 setNativeLibraryPaths(pkg); 5515 5516 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5517 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5518 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5519 5520 NativeLibraryHelper.Handle handle = null; 5521 try { 5522 handle = NativeLibraryHelper.Handle.create(scanFile); 5523 // TODO(multiArch): This can be null for apps that didn't go through the 5524 // usual installation process. We can calculate it again, like we 5525 // do during install time. 5526 // 5527 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5528 // unnecessary. 5529 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5530 5531 // Null out the abis so that they can be recalculated. 5532 pkg.applicationInfo.primaryCpuAbi = null; 5533 pkg.applicationInfo.secondaryCpuAbi = null; 5534 if (isMultiArch(pkg.applicationInfo)) { 5535 // Warn if we've set an abiOverride for multi-lib packages.. 5536 // By definition, we need to copy both 32 and 64 bit libraries for 5537 // such packages. 5538 if (pkg.cpuAbiOverride != null 5539 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5540 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5541 } 5542 5543 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5544 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5545 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5546 if (isAsec) { 5547 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5548 } else { 5549 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5550 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5551 useIsaSpecificSubdirs); 5552 } 5553 } 5554 5555 maybeThrowExceptionForMultiArchCopy( 5556 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5557 5558 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5559 if (isAsec) { 5560 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5561 } else { 5562 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5563 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5564 useIsaSpecificSubdirs); 5565 } 5566 } 5567 5568 maybeThrowExceptionForMultiArchCopy( 5569 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5570 5571 if (abi64 >= 0) { 5572 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5573 } 5574 5575 if (abi32 >= 0) { 5576 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5577 if (abi64 >= 0) { 5578 pkg.applicationInfo.secondaryCpuAbi = abi; 5579 } else { 5580 pkg.applicationInfo.primaryCpuAbi = abi; 5581 } 5582 } 5583 } else { 5584 String[] abiList = (cpuAbiOverride != null) ? 5585 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5586 5587 // Enable gross and lame hacks for apps that are built with old 5588 // SDK tools. We must scan their APKs for renderscript bitcode and 5589 // not launch them if it's present. Don't bother checking on devices 5590 // that don't have 64 bit support. 5591 boolean needsRenderScriptOverride = false; 5592 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5593 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5594 abiList = Build.SUPPORTED_32_BIT_ABIS; 5595 needsRenderScriptOverride = true; 5596 } 5597 5598 final int copyRet; 5599 if (isAsec) { 5600 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5601 } else { 5602 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5603 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5604 } 5605 5606 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5607 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5608 "Error unpackaging native libs for app, errorCode=" + copyRet); 5609 } 5610 5611 if (copyRet >= 0) { 5612 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5613 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5614 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5615 } else if (needsRenderScriptOverride) { 5616 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5617 } 5618 } 5619 } catch (IOException ioe) { 5620 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5621 } finally { 5622 IoUtils.closeQuietly(handle); 5623 } 5624 5625 // Now that we've calculated the ABIs and determined if it's an internal app, 5626 // we will go ahead and populate the nativeLibraryPath. 5627 setNativeLibraryPaths(pkg); 5628 5629 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5630 final int[] userIds = sUserManager.getUserIds(); 5631 synchronized (mInstallLock) { 5632 // Create a native library symlink only if we have native libraries 5633 // and if the native libraries are 32 bit libraries. We do not provide 5634 // this symlink for 64 bit libraries. 5635 if (pkg.applicationInfo.primaryCpuAbi != null && 5636 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5637 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5638 for (int userId : userIds) { 5639 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5640 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5641 "Failed linking native library dir (user=" + userId + ")"); 5642 } 5643 } 5644 } 5645 } 5646 } 5647 5648 // This is a special case for the "system" package, where the ABI is 5649 // dictated by the zygote configuration (and init.rc). We should keep track 5650 // of this ABI so that we can deal with "normal" applications that run under 5651 // the same UID correctly. 5652 if (mPlatformPackage == pkg) { 5653 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5654 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5655 } 5656 5657 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5658 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5659 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5660 // Copy the derived override back to the parsed package, so that we can 5661 // update the package settings accordingly. 5662 pkg.cpuAbiOverride = cpuAbiOverride; 5663 5664 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5665 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5666 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5667 5668 // Push the derived path down into PackageSettings so we know what to 5669 // clean up at uninstall time. 5670 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5671 5672 if (DEBUG_ABI_SELECTION) { 5673 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5674 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5675 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5676 } 5677 5678 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5679 // We don't do this here during boot because we can do it all 5680 // at once after scanning all existing packages. 5681 // 5682 // We also do this *before* we perform dexopt on this package, so that 5683 // we can avoid redundant dexopts, and also to make sure we've got the 5684 // code and package path correct. 5685 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5686 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5687 } 5688 5689 if ((scanFlags&SCAN_NO_DEX) == 0) { 5690 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5691 == DEX_OPT_FAILED) { 5692 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5693 removeDataDirsLI(pkg.packageName); 5694 } 5695 5696 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5697 } 5698 } 5699 5700 if (mFactoryTest && pkg.requestedPermissions.contains( 5701 android.Manifest.permission.FACTORY_TEST)) { 5702 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5703 } 5704 5705 ArrayList<PackageParser.Package> clientLibPkgs = null; 5706 5707 // writer 5708 synchronized (mPackages) { 5709 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5710 // Only system apps can add new shared libraries. 5711 if (pkg.libraryNames != null) { 5712 for (int i=0; i<pkg.libraryNames.size(); i++) { 5713 String name = pkg.libraryNames.get(i); 5714 boolean allowed = false; 5715 if (isUpdatedSystemApp(pkg)) { 5716 // New library entries can only be added through the 5717 // system image. This is important to get rid of a lot 5718 // of nasty edge cases: for example if we allowed a non- 5719 // system update of the app to add a library, then uninstalling 5720 // the update would make the library go away, and assumptions 5721 // we made such as through app install filtering would now 5722 // have allowed apps on the device which aren't compatible 5723 // with it. Better to just have the restriction here, be 5724 // conservative, and create many fewer cases that can negatively 5725 // impact the user experience. 5726 final PackageSetting sysPs = mSettings 5727 .getDisabledSystemPkgLPr(pkg.packageName); 5728 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5729 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5730 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5731 allowed = true; 5732 allowed = true; 5733 break; 5734 } 5735 } 5736 } 5737 } else { 5738 allowed = true; 5739 } 5740 if (allowed) { 5741 if (!mSharedLibraries.containsKey(name)) { 5742 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5743 } else if (!name.equals(pkg.packageName)) { 5744 Slog.w(TAG, "Package " + pkg.packageName + " library " 5745 + name + " already exists; skipping"); 5746 } 5747 } else { 5748 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5749 + name + " that is not declared on system image; skipping"); 5750 } 5751 } 5752 if ((scanFlags&SCAN_BOOTING) == 0) { 5753 // If we are not booting, we need to update any applications 5754 // that are clients of our shared library. If we are booting, 5755 // this will all be done once the scan is complete. 5756 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5757 } 5758 } 5759 } 5760 } 5761 5762 // We also need to dexopt any apps that are dependent on this library. Note that 5763 // if these fail, we should abort the install since installing the library will 5764 // result in some apps being broken. 5765 if (clientLibPkgs != null) { 5766 if ((scanFlags&SCAN_NO_DEX) == 0) { 5767 for (int i=0; i<clientLibPkgs.size(); i++) { 5768 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5769 if (performDexOptLI(clientPkg, null /* instruction sets */, 5770 forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5771 == DEX_OPT_FAILED) { 5772 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5773 removeDataDirsLI(pkg.packageName); 5774 } 5775 5776 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5777 "scanPackageLI failed to dexopt clientLibPkgs"); 5778 } 5779 } 5780 } 5781 } 5782 5783 // Request the ActivityManager to kill the process(only for existing packages) 5784 // so that we do not end up in a confused state while the user is still using the older 5785 // version of the application while the new one gets installed. 5786 if ((scanFlags & SCAN_REPLACING) != 0) { 5787 killApplication(pkg.applicationInfo.packageName, 5788 pkg.applicationInfo.uid, "update pkg"); 5789 } 5790 5791 // Also need to kill any apps that are dependent on the library. 5792 if (clientLibPkgs != null) { 5793 for (int i=0; i<clientLibPkgs.size(); i++) { 5794 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5795 killApplication(clientPkg.applicationInfo.packageName, 5796 clientPkg.applicationInfo.uid, "update lib"); 5797 } 5798 } 5799 5800 // writer 5801 synchronized (mPackages) { 5802 // We don't expect installation to fail beyond this point 5803 5804 // Add the new setting to mSettings 5805 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5806 // Add the new setting to mPackages 5807 mPackages.put(pkg.applicationInfo.packageName, pkg); 5808 // Make sure we don't accidentally delete its data. 5809 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5810 while (iter.hasNext()) { 5811 PackageCleanItem item = iter.next(); 5812 if (pkgName.equals(item.packageName)) { 5813 iter.remove(); 5814 } 5815 } 5816 5817 // Take care of first install / last update times. 5818 if (currentTime != 0) { 5819 if (pkgSetting.firstInstallTime == 0) { 5820 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5821 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5822 pkgSetting.lastUpdateTime = currentTime; 5823 } 5824 } else if (pkgSetting.firstInstallTime == 0) { 5825 // We need *something*. Take time time stamp of the file. 5826 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5827 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5828 if (scanFileTime != pkgSetting.timeStamp) { 5829 // A package on the system image has changed; consider this 5830 // to be an update. 5831 pkgSetting.lastUpdateTime = scanFileTime; 5832 } 5833 } 5834 5835 // Add the package's KeySets to the global KeySetManagerService 5836 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5837 try { 5838 // Old KeySetData no longer valid. 5839 ksms.removeAppKeySetDataLPw(pkg.packageName); 5840 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5841 if (pkg.mKeySetMapping != null) { 5842 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5843 pkg.mKeySetMapping.entrySet()) { 5844 if (entry.getValue() != null) { 5845 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5846 entry.getValue(), entry.getKey()); 5847 } 5848 } 5849 if (pkg.mUpgradeKeySets != null) { 5850 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5851 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5852 } 5853 } 5854 } 5855 } catch (NullPointerException e) { 5856 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5857 } catch (IllegalArgumentException e) { 5858 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5859 } 5860 5861 int N = pkg.providers.size(); 5862 StringBuilder r = null; 5863 int i; 5864 for (i=0; i<N; i++) { 5865 PackageParser.Provider p = pkg.providers.get(i); 5866 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5867 p.info.processName, pkg.applicationInfo.uid); 5868 mProviders.addProvider(p); 5869 p.syncable = p.info.isSyncable; 5870 if (p.info.authority != null) { 5871 String names[] = p.info.authority.split(";"); 5872 p.info.authority = null; 5873 for (int j = 0; j < names.length; j++) { 5874 if (j == 1 && p.syncable) { 5875 // We only want the first authority for a provider to possibly be 5876 // syncable, so if we already added this provider using a different 5877 // authority clear the syncable flag. We copy the provider before 5878 // changing it because the mProviders object contains a reference 5879 // to a provider that we don't want to change. 5880 // Only do this for the second authority since the resulting provider 5881 // object can be the same for all future authorities for this provider. 5882 p = new PackageParser.Provider(p); 5883 p.syncable = false; 5884 } 5885 if (!mProvidersByAuthority.containsKey(names[j])) { 5886 mProvidersByAuthority.put(names[j], p); 5887 if (p.info.authority == null) { 5888 p.info.authority = names[j]; 5889 } else { 5890 p.info.authority = p.info.authority + ";" + names[j]; 5891 } 5892 if (DEBUG_PACKAGE_SCANNING) { 5893 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5894 Log.d(TAG, "Registered content provider: " + names[j] 5895 + ", className = " + p.info.name + ", isSyncable = " 5896 + p.info.isSyncable); 5897 } 5898 } else { 5899 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5900 Slog.w(TAG, "Skipping provider name " + names[j] + 5901 " (in package " + pkg.applicationInfo.packageName + 5902 "): name already used by " 5903 + ((other != null && other.getComponentName() != null) 5904 ? other.getComponentName().getPackageName() : "?")); 5905 } 5906 } 5907 } 5908 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5909 if (r == null) { 5910 r = new StringBuilder(256); 5911 } else { 5912 r.append(' '); 5913 } 5914 r.append(p.info.name); 5915 } 5916 } 5917 if (r != null) { 5918 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5919 } 5920 5921 N = pkg.services.size(); 5922 r = null; 5923 for (i=0; i<N; i++) { 5924 PackageParser.Service s = pkg.services.get(i); 5925 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5926 s.info.processName, pkg.applicationInfo.uid); 5927 mServices.addService(s); 5928 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5929 if (r == null) { 5930 r = new StringBuilder(256); 5931 } else { 5932 r.append(' '); 5933 } 5934 r.append(s.info.name); 5935 } 5936 } 5937 if (r != null) { 5938 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5939 } 5940 5941 N = pkg.receivers.size(); 5942 r = null; 5943 for (i=0; i<N; i++) { 5944 PackageParser.Activity a = pkg.receivers.get(i); 5945 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5946 a.info.processName, pkg.applicationInfo.uid); 5947 mReceivers.addActivity(a, "receiver"); 5948 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5949 if (r == null) { 5950 r = new StringBuilder(256); 5951 } else { 5952 r.append(' '); 5953 } 5954 r.append(a.info.name); 5955 } 5956 } 5957 if (r != null) { 5958 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5959 } 5960 5961 N = pkg.activities.size(); 5962 r = null; 5963 for (i=0; i<N; i++) { 5964 PackageParser.Activity a = pkg.activities.get(i); 5965 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5966 a.info.processName, pkg.applicationInfo.uid); 5967 mActivities.addActivity(a, "activity"); 5968 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5969 if (r == null) { 5970 r = new StringBuilder(256); 5971 } else { 5972 r.append(' '); 5973 } 5974 r.append(a.info.name); 5975 } 5976 } 5977 if (r != null) { 5978 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5979 } 5980 5981 N = pkg.permissionGroups.size(); 5982 r = null; 5983 for (i=0; i<N; i++) { 5984 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5985 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5986 if (cur == null) { 5987 mPermissionGroups.put(pg.info.name, pg); 5988 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5989 if (r == null) { 5990 r = new StringBuilder(256); 5991 } else { 5992 r.append(' '); 5993 } 5994 r.append(pg.info.name); 5995 } 5996 } else { 5997 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5998 + pg.info.packageName + " ignored: original from " 5999 + cur.info.packageName); 6000 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6001 if (r == null) { 6002 r = new StringBuilder(256); 6003 } else { 6004 r.append(' '); 6005 } 6006 r.append("DUP:"); 6007 r.append(pg.info.name); 6008 } 6009 } 6010 } 6011 if (r != null) { 6012 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6013 } 6014 6015 N = pkg.permissions.size(); 6016 r = null; 6017 for (i=0; i<N; i++) { 6018 PackageParser.Permission p = pkg.permissions.get(i); 6019 HashMap<String, BasePermission> permissionMap = 6020 p.tree ? mSettings.mPermissionTrees 6021 : mSettings.mPermissions; 6022 p.group = mPermissionGroups.get(p.info.group); 6023 if (p.info.group == null || p.group != null) { 6024 BasePermission bp = permissionMap.get(p.info.name); 6025 if (bp == null) { 6026 bp = new BasePermission(p.info.name, p.info.packageName, 6027 BasePermission.TYPE_NORMAL); 6028 permissionMap.put(p.info.name, bp); 6029 } 6030 if (bp.perm == null) { 6031 if (bp.sourcePackage != null 6032 && !bp.sourcePackage.equals(p.info.packageName)) { 6033 // If this is a permission that was formerly defined by a non-system 6034 // app, but is now defined by a system app (following an upgrade), 6035 // discard the previous declaration and consider the system's to be 6036 // canonical. 6037 if (isSystemApp(p.owner)) { 6038 String msg = "New decl " + p.owner + " of permission " 6039 + p.info.name + " is system"; 6040 reportSettingsProblem(Log.WARN, msg); 6041 bp.sourcePackage = null; 6042 } 6043 } 6044 if (bp.sourcePackage == null 6045 || bp.sourcePackage.equals(p.info.packageName)) { 6046 BasePermission tree = findPermissionTreeLP(p.info.name); 6047 if (tree == null 6048 || tree.sourcePackage.equals(p.info.packageName)) { 6049 bp.packageSetting = pkgSetting; 6050 bp.perm = p; 6051 bp.uid = pkg.applicationInfo.uid; 6052 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6053 if (r == null) { 6054 r = new StringBuilder(256); 6055 } else { 6056 r.append(' '); 6057 } 6058 r.append(p.info.name); 6059 } 6060 } else { 6061 Slog.w(TAG, "Permission " + p.info.name + " from package " 6062 + p.info.packageName + " ignored: base tree " 6063 + tree.name + " is from package " 6064 + tree.sourcePackage); 6065 } 6066 } else { 6067 Slog.w(TAG, "Permission " + p.info.name + " from package " 6068 + p.info.packageName + " ignored: original from " 6069 + bp.sourcePackage); 6070 } 6071 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6072 if (r == null) { 6073 r = new StringBuilder(256); 6074 } else { 6075 r.append(' '); 6076 } 6077 r.append("DUP:"); 6078 r.append(p.info.name); 6079 } 6080 if (bp.perm == p) { 6081 bp.protectionLevel = p.info.protectionLevel; 6082 } 6083 } else { 6084 Slog.w(TAG, "Permission " + p.info.name + " from package " 6085 + p.info.packageName + " ignored: no group " 6086 + p.group); 6087 } 6088 } 6089 if (r != null) { 6090 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6091 } 6092 6093 N = pkg.instrumentation.size(); 6094 r = null; 6095 for (i=0; i<N; i++) { 6096 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6097 a.info.packageName = pkg.applicationInfo.packageName; 6098 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6099 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6100 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6101 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6102 a.info.dataDir = pkg.applicationInfo.dataDir; 6103 6104 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6105 // need other information about the application, like the ABI and what not ? 6106 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6107 mInstrumentation.put(a.getComponentName(), a); 6108 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6109 if (r == null) { 6110 r = new StringBuilder(256); 6111 } else { 6112 r.append(' '); 6113 } 6114 r.append(a.info.name); 6115 } 6116 } 6117 if (r != null) { 6118 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6119 } 6120 6121 if (pkg.protectedBroadcasts != null) { 6122 N = pkg.protectedBroadcasts.size(); 6123 for (i=0; i<N; i++) { 6124 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6125 } 6126 } 6127 6128 pkgSetting.setTimeStamp(scanFileTime); 6129 6130 // Create idmap files for pairs of (packages, overlay packages). 6131 // Note: "android", ie framework-res.apk, is handled by native layers. 6132 if (pkg.mOverlayTarget != null) { 6133 // This is an overlay package. 6134 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6135 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6136 mOverlays.put(pkg.mOverlayTarget, 6137 new HashMap<String, PackageParser.Package>()); 6138 } 6139 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6140 map.put(pkg.packageName, pkg); 6141 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6142 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6143 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6144 "scanPackageLI failed to createIdmap"); 6145 } 6146 } 6147 } else if (mOverlays.containsKey(pkg.packageName) && 6148 !pkg.packageName.equals("android")) { 6149 // This is a regular package, with one or more known overlay packages. 6150 createIdmapsForPackageLI(pkg); 6151 } 6152 } 6153 6154 return pkg; 6155 } 6156 6157 /** 6158 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6159 * i.e, so that all packages can be run inside a single process if required. 6160 * 6161 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6162 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6163 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6164 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6165 * updating a package that belongs to a shared user. 6166 * 6167 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6168 * adds unnecessary complexity. 6169 */ 6170 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6171 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6172 String requiredInstructionSet = null; 6173 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6174 requiredInstructionSet = VMRuntime.getInstructionSet( 6175 scannedPackage.applicationInfo.primaryCpuAbi); 6176 } 6177 6178 PackageSetting requirer = null; 6179 for (PackageSetting ps : packagesForUser) { 6180 // If packagesForUser contains scannedPackage, we skip it. This will happen 6181 // when scannedPackage is an update of an existing package. Without this check, 6182 // we will never be able to change the ABI of any package belonging to a shared 6183 // user, even if it's compatible with other packages. 6184 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6185 if (ps.primaryCpuAbiString == null) { 6186 continue; 6187 } 6188 6189 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6190 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6191 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6192 // this but there's not much we can do. 6193 String errorMessage = "Instruction set mismatch, " 6194 + ((requirer == null) ? "[caller]" : requirer) 6195 + " requires " + requiredInstructionSet + " whereas " + ps 6196 + " requires " + instructionSet; 6197 Slog.w(TAG, errorMessage); 6198 } 6199 6200 if (requiredInstructionSet == null) { 6201 requiredInstructionSet = instructionSet; 6202 requirer = ps; 6203 } 6204 } 6205 } 6206 6207 if (requiredInstructionSet != null) { 6208 String adjustedAbi; 6209 if (requirer != null) { 6210 // requirer != null implies that either scannedPackage was null or that scannedPackage 6211 // did not require an ABI, in which case we have to adjust scannedPackage to match 6212 // the ABI of the set (which is the same as requirer's ABI) 6213 adjustedAbi = requirer.primaryCpuAbiString; 6214 if (scannedPackage != null) { 6215 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6216 } 6217 } else { 6218 // requirer == null implies that we're updating all ABIs in the set to 6219 // match scannedPackage. 6220 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6221 } 6222 6223 for (PackageSetting ps : packagesForUser) { 6224 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6225 if (ps.primaryCpuAbiString != null) { 6226 continue; 6227 } 6228 6229 ps.primaryCpuAbiString = adjustedAbi; 6230 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6231 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6232 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6233 6234 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6235 deferDexOpt, true) == DEX_OPT_FAILED) { 6236 ps.primaryCpuAbiString = null; 6237 ps.pkg.applicationInfo.primaryCpuAbi = null; 6238 return; 6239 } else { 6240 mInstaller.rmdex(ps.codePathString, 6241 getDexCodeInstructionSet(getPreferredInstructionSet())); 6242 } 6243 } 6244 } 6245 } 6246 } 6247 } 6248 6249 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6250 synchronized (mPackages) { 6251 mResolverReplaced = true; 6252 // Set up information for custom user intent resolution activity. 6253 mResolveActivity.applicationInfo = pkg.applicationInfo; 6254 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6255 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6256 mResolveActivity.processName = null; 6257 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6258 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6259 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6260 mResolveActivity.theme = 0; 6261 mResolveActivity.exported = true; 6262 mResolveActivity.enabled = true; 6263 mResolveInfo.activityInfo = mResolveActivity; 6264 mResolveInfo.priority = 0; 6265 mResolveInfo.preferredOrder = 0; 6266 mResolveInfo.match = 0; 6267 mResolveComponentName = mCustomResolverComponentName; 6268 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6269 mResolveComponentName); 6270 } 6271 } 6272 6273 private static String calculateBundledApkRoot(final String codePathString) { 6274 final File codePath = new File(codePathString); 6275 final File codeRoot; 6276 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6277 codeRoot = Environment.getRootDirectory(); 6278 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6279 codeRoot = Environment.getOemDirectory(); 6280 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6281 codeRoot = Environment.getVendorDirectory(); 6282 } else { 6283 // Unrecognized code path; take its top real segment as the apk root: 6284 // e.g. /something/app/blah.apk => /something 6285 try { 6286 File f = codePath.getCanonicalFile(); 6287 File parent = f.getParentFile(); // non-null because codePath is a file 6288 File tmp; 6289 while ((tmp = parent.getParentFile()) != null) { 6290 f = parent; 6291 parent = tmp; 6292 } 6293 codeRoot = f; 6294 Slog.w(TAG, "Unrecognized code path " 6295 + codePath + " - using " + codeRoot); 6296 } catch (IOException e) { 6297 // Can't canonicalize the code path -- shenanigans? 6298 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6299 return Environment.getRootDirectory().getPath(); 6300 } 6301 } 6302 return codeRoot.getPath(); 6303 } 6304 6305 /** 6306 * Derive and set the location of native libraries for the given package, 6307 * which varies depending on where and how the package was installed. 6308 */ 6309 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6310 final ApplicationInfo info = pkg.applicationInfo; 6311 final String codePath = pkg.codePath; 6312 final File codeFile = new File(codePath); 6313 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6314 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6315 6316 info.nativeLibraryRootDir = null; 6317 info.nativeLibraryRootRequiresIsa = false; 6318 info.nativeLibraryDir = null; 6319 info.secondaryNativeLibraryDir = null; 6320 6321 if (isApkFile(codeFile)) { 6322 // Monolithic install 6323 if (bundledApp) { 6324 // If "/system/lib64/apkname" exists, assume that is the per-package 6325 // native library directory to use; otherwise use "/system/lib/apkname". 6326 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6327 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6328 getPrimaryInstructionSet(info)); 6329 6330 // This is a bundled system app so choose the path based on the ABI. 6331 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6332 // is just the default path. 6333 final String apkName = deriveCodePathName(codePath); 6334 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6335 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6336 apkName).getAbsolutePath(); 6337 6338 if (info.secondaryCpuAbi != null) { 6339 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6340 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6341 secondaryLibDir, apkName).getAbsolutePath(); 6342 } 6343 } else if (asecApp) { 6344 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6345 .getAbsolutePath(); 6346 } else { 6347 final String apkName = deriveCodePathName(codePath); 6348 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6349 .getAbsolutePath(); 6350 } 6351 6352 info.nativeLibraryRootRequiresIsa = false; 6353 info.nativeLibraryDir = info.nativeLibraryRootDir; 6354 } else { 6355 // Cluster install 6356 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6357 info.nativeLibraryRootRequiresIsa = true; 6358 6359 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6360 getPrimaryInstructionSet(info)).getAbsolutePath(); 6361 6362 if (info.secondaryCpuAbi != null) { 6363 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6364 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6365 } 6366 } 6367 } 6368 6369 /** 6370 * Calculate the abis and roots for a bundled app. These can uniquely 6371 * be determined from the contents of the system partition, i.e whether 6372 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6373 * of this information, and instead assume that the system was built 6374 * sensibly. 6375 */ 6376 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6377 PackageSetting pkgSetting) { 6378 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6379 6380 // If "/system/lib64/apkname" exists, assume that is the per-package 6381 // native library directory to use; otherwise use "/system/lib/apkname". 6382 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6383 setBundledAppAbi(pkg, apkRoot, apkName); 6384 // pkgSetting might be null during rescan following uninstall of updates 6385 // to a bundled app, so accommodate that possibility. The settings in 6386 // that case will be established later from the parsed package. 6387 // 6388 // If the settings aren't null, sync them up with what we've just derived. 6389 // note that apkRoot isn't stored in the package settings. 6390 if (pkgSetting != null) { 6391 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6392 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6393 } 6394 } 6395 6396 /** 6397 * Deduces the ABI of a bundled app and sets the relevant fields on the 6398 * parsed pkg object. 6399 * 6400 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6401 * under which system libraries are installed. 6402 * @param apkName the name of the installed package. 6403 */ 6404 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6405 final File codeFile = new File(pkg.codePath); 6406 6407 final boolean has64BitLibs; 6408 final boolean has32BitLibs; 6409 if (isApkFile(codeFile)) { 6410 // Monolithic install 6411 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6412 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6413 } else { 6414 // Cluster install 6415 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6416 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6417 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6418 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6419 has64BitLibs = (new File(rootDir, isa)).exists(); 6420 } else { 6421 has64BitLibs = false; 6422 } 6423 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6424 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6425 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6426 has32BitLibs = (new File(rootDir, isa)).exists(); 6427 } else { 6428 has32BitLibs = false; 6429 } 6430 } 6431 6432 if (has64BitLibs && !has32BitLibs) { 6433 // The package has 64 bit libs, but not 32 bit libs. Its primary 6434 // ABI should be 64 bit. We can safely assume here that the bundled 6435 // native libraries correspond to the most preferred ABI in the list. 6436 6437 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6438 pkg.applicationInfo.secondaryCpuAbi = null; 6439 } else if (has32BitLibs && !has64BitLibs) { 6440 // The package has 32 bit libs but not 64 bit libs. Its primary 6441 // ABI should be 32 bit. 6442 6443 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6444 pkg.applicationInfo.secondaryCpuAbi = null; 6445 } else if (has32BitLibs && has64BitLibs) { 6446 // The application has both 64 and 32 bit bundled libraries. We check 6447 // here that the app declares multiArch support, and warn if it doesn't. 6448 // 6449 // We will be lenient here and record both ABIs. The primary will be the 6450 // ABI that's higher on the list, i.e, a device that's configured to prefer 6451 // 64 bit apps will see a 64 bit primary ABI, 6452 6453 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6454 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6455 } 6456 6457 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6458 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6459 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6460 } else { 6461 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6462 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6463 } 6464 } else { 6465 pkg.applicationInfo.primaryCpuAbi = null; 6466 pkg.applicationInfo.secondaryCpuAbi = null; 6467 } 6468 } 6469 6470 private void killApplication(String pkgName, int appId, String reason) { 6471 // Request the ActivityManager to kill the process(only for existing packages) 6472 // so that we do not end up in a confused state while the user is still using the older 6473 // version of the application while the new one gets installed. 6474 IActivityManager am = ActivityManagerNative.getDefault(); 6475 if (am != null) { 6476 try { 6477 am.killApplicationWithAppId(pkgName, appId, reason); 6478 } catch (RemoteException e) { 6479 } 6480 } 6481 } 6482 6483 void removePackageLI(PackageSetting ps, boolean chatty) { 6484 if (DEBUG_INSTALL) { 6485 if (chatty) 6486 Log.d(TAG, "Removing package " + ps.name); 6487 } 6488 6489 // writer 6490 synchronized (mPackages) { 6491 mPackages.remove(ps.name); 6492 final PackageParser.Package pkg = ps.pkg; 6493 if (pkg != null) { 6494 cleanPackageDataStructuresLILPw(pkg, chatty); 6495 } 6496 } 6497 } 6498 6499 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6500 if (DEBUG_INSTALL) { 6501 if (chatty) 6502 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6503 } 6504 6505 // writer 6506 synchronized (mPackages) { 6507 mPackages.remove(pkg.applicationInfo.packageName); 6508 cleanPackageDataStructuresLILPw(pkg, chatty); 6509 } 6510 } 6511 6512 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6513 int N = pkg.providers.size(); 6514 StringBuilder r = null; 6515 int i; 6516 for (i=0; i<N; i++) { 6517 PackageParser.Provider p = pkg.providers.get(i); 6518 mProviders.removeProvider(p); 6519 if (p.info.authority == null) { 6520 6521 /* There was another ContentProvider with this authority when 6522 * this app was installed so this authority is null, 6523 * Ignore it as we don't have to unregister the provider. 6524 */ 6525 continue; 6526 } 6527 String names[] = p.info.authority.split(";"); 6528 for (int j = 0; j < names.length; j++) { 6529 if (mProvidersByAuthority.get(names[j]) == p) { 6530 mProvidersByAuthority.remove(names[j]); 6531 if (DEBUG_REMOVE) { 6532 if (chatty) 6533 Log.d(TAG, "Unregistered content provider: " + names[j] 6534 + ", className = " + p.info.name + ", isSyncable = " 6535 + p.info.isSyncable); 6536 } 6537 } 6538 } 6539 if (DEBUG_REMOVE && chatty) { 6540 if (r == null) { 6541 r = new StringBuilder(256); 6542 } else { 6543 r.append(' '); 6544 } 6545 r.append(p.info.name); 6546 } 6547 } 6548 if (r != null) { 6549 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6550 } 6551 6552 N = pkg.services.size(); 6553 r = null; 6554 for (i=0; i<N; i++) { 6555 PackageParser.Service s = pkg.services.get(i); 6556 mServices.removeService(s); 6557 if (chatty) { 6558 if (r == null) { 6559 r = new StringBuilder(256); 6560 } else { 6561 r.append(' '); 6562 } 6563 r.append(s.info.name); 6564 } 6565 } 6566 if (r != null) { 6567 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6568 } 6569 6570 N = pkg.receivers.size(); 6571 r = null; 6572 for (i=0; i<N; i++) { 6573 PackageParser.Activity a = pkg.receivers.get(i); 6574 mReceivers.removeActivity(a, "receiver"); 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, " Receivers: " + r); 6586 } 6587 6588 N = pkg.activities.size(); 6589 r = null; 6590 for (i=0; i<N; i++) { 6591 PackageParser.Activity a = pkg.activities.get(i); 6592 mActivities.removeActivity(a, "activity"); 6593 if (DEBUG_REMOVE && chatty) { 6594 if (r == null) { 6595 r = new StringBuilder(256); 6596 } else { 6597 r.append(' '); 6598 } 6599 r.append(a.info.name); 6600 } 6601 } 6602 if (r != null) { 6603 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6604 } 6605 6606 N = pkg.permissions.size(); 6607 r = null; 6608 for (i=0; i<N; i++) { 6609 PackageParser.Permission p = pkg.permissions.get(i); 6610 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6611 if (bp == null) { 6612 bp = mSettings.mPermissionTrees.get(p.info.name); 6613 } 6614 if (bp != null && bp.perm == p) { 6615 bp.perm = null; 6616 if (DEBUG_REMOVE && chatty) { 6617 if (r == null) { 6618 r = new StringBuilder(256); 6619 } else { 6620 r.append(' '); 6621 } 6622 r.append(p.info.name); 6623 } 6624 } 6625 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6626 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6627 if (appOpPerms != null) { 6628 appOpPerms.remove(pkg.packageName); 6629 } 6630 } 6631 } 6632 if (r != null) { 6633 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6634 } 6635 6636 N = pkg.requestedPermissions.size(); 6637 r = null; 6638 for (i=0; i<N; i++) { 6639 String perm = pkg.requestedPermissions.get(i); 6640 BasePermission bp = mSettings.mPermissions.get(perm); 6641 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6642 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6643 if (appOpPerms != null) { 6644 appOpPerms.remove(pkg.packageName); 6645 if (appOpPerms.isEmpty()) { 6646 mAppOpPermissionPackages.remove(perm); 6647 } 6648 } 6649 } 6650 } 6651 if (r != null) { 6652 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6653 } 6654 6655 N = pkg.instrumentation.size(); 6656 r = null; 6657 for (i=0; i<N; i++) { 6658 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6659 mInstrumentation.remove(a.getComponentName()); 6660 if (DEBUG_REMOVE && chatty) { 6661 if (r == null) { 6662 r = new StringBuilder(256); 6663 } else { 6664 r.append(' '); 6665 } 6666 r.append(a.info.name); 6667 } 6668 } 6669 if (r != null) { 6670 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6671 } 6672 6673 r = null; 6674 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6675 // Only system apps can hold shared libraries. 6676 if (pkg.libraryNames != null) { 6677 for (i=0; i<pkg.libraryNames.size(); i++) { 6678 String name = pkg.libraryNames.get(i); 6679 SharedLibraryEntry cur = mSharedLibraries.get(name); 6680 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6681 mSharedLibraries.remove(name); 6682 if (DEBUG_REMOVE && chatty) { 6683 if (r == null) { 6684 r = new StringBuilder(256); 6685 } else { 6686 r.append(' '); 6687 } 6688 r.append(name); 6689 } 6690 } 6691 } 6692 } 6693 } 6694 if (r != null) { 6695 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6696 } 6697 } 6698 6699 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6700 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6701 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6702 return true; 6703 } 6704 } 6705 return false; 6706 } 6707 6708 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6709 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6710 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6711 6712 private void updatePermissionsLPw(String changingPkg, 6713 PackageParser.Package pkgInfo, int flags) { 6714 // Make sure there are no dangling permission trees. 6715 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6716 while (it.hasNext()) { 6717 final BasePermission bp = it.next(); 6718 if (bp.packageSetting == null) { 6719 // We may not yet have parsed the package, so just see if 6720 // we still know about its settings. 6721 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6722 } 6723 if (bp.packageSetting == null) { 6724 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6725 + " from package " + bp.sourcePackage); 6726 it.remove(); 6727 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6728 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6729 Slog.i(TAG, "Removing old permission tree: " + bp.name 6730 + " from package " + bp.sourcePackage); 6731 flags |= UPDATE_PERMISSIONS_ALL; 6732 it.remove(); 6733 } 6734 } 6735 } 6736 6737 // Make sure all dynamic permissions have been assigned to a package, 6738 // and make sure there are no dangling permissions. 6739 it = mSettings.mPermissions.values().iterator(); 6740 while (it.hasNext()) { 6741 final BasePermission bp = it.next(); 6742 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6743 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6744 + bp.name + " pkg=" + bp.sourcePackage 6745 + " info=" + bp.pendingInfo); 6746 if (bp.packageSetting == null && bp.pendingInfo != null) { 6747 final BasePermission tree = findPermissionTreeLP(bp.name); 6748 if (tree != null && tree.perm != null) { 6749 bp.packageSetting = tree.packageSetting; 6750 bp.perm = new PackageParser.Permission(tree.perm.owner, 6751 new PermissionInfo(bp.pendingInfo)); 6752 bp.perm.info.packageName = tree.perm.info.packageName; 6753 bp.perm.info.name = bp.name; 6754 bp.uid = tree.uid; 6755 } 6756 } 6757 } 6758 if (bp.packageSetting == null) { 6759 // We may not yet have parsed the package, so just see if 6760 // we still know about its settings. 6761 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6762 } 6763 if (bp.packageSetting == null) { 6764 Slog.w(TAG, "Removing dangling permission: " + bp.name 6765 + " from package " + bp.sourcePackage); 6766 it.remove(); 6767 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6768 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6769 Slog.i(TAG, "Removing old permission: " + bp.name 6770 + " from package " + bp.sourcePackage); 6771 flags |= UPDATE_PERMISSIONS_ALL; 6772 it.remove(); 6773 } 6774 } 6775 } 6776 6777 // Now update the permissions for all packages, in particular 6778 // replace the granted permissions of the system packages. 6779 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6780 for (PackageParser.Package pkg : mPackages.values()) { 6781 if (pkg != pkgInfo) { 6782 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6783 } 6784 } 6785 } 6786 6787 if (pkgInfo != null) { 6788 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6789 } 6790 } 6791 6792 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6793 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6794 if (ps == null) { 6795 return; 6796 } 6797 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6798 HashSet<String> origPermissions = gp.grantedPermissions; 6799 boolean changedPermission = false; 6800 6801 if (replace) { 6802 ps.permissionsFixed = false; 6803 if (gp == ps) { 6804 origPermissions = new HashSet<String>(gp.grantedPermissions); 6805 gp.grantedPermissions.clear(); 6806 gp.gids = mGlobalGids; 6807 } 6808 } 6809 6810 if (gp.gids == null) { 6811 gp.gids = mGlobalGids; 6812 } 6813 6814 final int N = pkg.requestedPermissions.size(); 6815 for (int i=0; i<N; i++) { 6816 final String name = pkg.requestedPermissions.get(i); 6817 final boolean required = pkg.requestedPermissionsRequired.get(i); 6818 final BasePermission bp = mSettings.mPermissions.get(name); 6819 if (DEBUG_INSTALL) { 6820 if (gp != ps) { 6821 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6822 } 6823 } 6824 6825 if (bp == null || bp.packageSetting == null) { 6826 Slog.w(TAG, "Unknown permission " + name 6827 + " in package " + pkg.packageName); 6828 continue; 6829 } 6830 6831 final String perm = bp.name; 6832 boolean allowed; 6833 boolean allowedSig = false; 6834 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6835 // Keep track of app op permissions. 6836 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6837 if (pkgs == null) { 6838 pkgs = new ArraySet<>(); 6839 mAppOpPermissionPackages.put(bp.name, pkgs); 6840 } 6841 pkgs.add(pkg.packageName); 6842 } 6843 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6844 if (level == PermissionInfo.PROTECTION_NORMAL 6845 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6846 // We grant a normal or dangerous permission if any of the following 6847 // are true: 6848 // 1) The permission is required 6849 // 2) The permission is optional, but was granted in the past 6850 // 3) The permission is optional, but was requested by an 6851 // app in /system (not /data) 6852 // 6853 // Otherwise, reject the permission. 6854 allowed = (required || origPermissions.contains(perm) 6855 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6856 } else if (bp.packageSetting == null) { 6857 // This permission is invalid; skip it. 6858 allowed = false; 6859 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6860 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6861 if (allowed) { 6862 allowedSig = true; 6863 } 6864 } else { 6865 allowed = false; 6866 } 6867 if (DEBUG_INSTALL) { 6868 if (gp != ps) { 6869 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6870 } 6871 } 6872 if (allowed) { 6873 if (!isSystemApp(ps) && ps.permissionsFixed) { 6874 // If this is an existing, non-system package, then 6875 // we can't add any new permissions to it. 6876 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6877 // Except... if this is a permission that was added 6878 // to the platform (note: need to only do this when 6879 // updating the platform). 6880 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6881 } 6882 } 6883 if (allowed) { 6884 if (!gp.grantedPermissions.contains(perm)) { 6885 changedPermission = true; 6886 gp.grantedPermissions.add(perm); 6887 gp.gids = appendInts(gp.gids, bp.gids); 6888 } else if (!ps.haveGids) { 6889 gp.gids = appendInts(gp.gids, bp.gids); 6890 } 6891 } else { 6892 Slog.w(TAG, "Not granting permission " + perm 6893 + " to package " + pkg.packageName 6894 + " because it was previously installed without"); 6895 } 6896 } else { 6897 if (gp.grantedPermissions.remove(perm)) { 6898 changedPermission = true; 6899 gp.gids = removeInts(gp.gids, bp.gids); 6900 Slog.i(TAG, "Un-granting permission " + perm 6901 + " from package " + pkg.packageName 6902 + " (protectionLevel=" + bp.protectionLevel 6903 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6904 + ")"); 6905 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6906 // Don't print warning for app op permissions, since it is fine for them 6907 // not to be granted, there is a UI for the user to decide. 6908 Slog.w(TAG, "Not granting permission " + perm 6909 + " to package " + pkg.packageName 6910 + " (protectionLevel=" + bp.protectionLevel 6911 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6912 + ")"); 6913 } 6914 } 6915 } 6916 6917 if ((changedPermission || replace) && !ps.permissionsFixed && 6918 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6919 // This is the first that we have heard about this package, so the 6920 // permissions we have now selected are fixed until explicitly 6921 // changed. 6922 ps.permissionsFixed = true; 6923 } 6924 ps.haveGids = true; 6925 } 6926 6927 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6928 boolean allowed = false; 6929 final int NP = PackageParser.NEW_PERMISSIONS.length; 6930 for (int ip=0; ip<NP; ip++) { 6931 final PackageParser.NewPermissionInfo npi 6932 = PackageParser.NEW_PERMISSIONS[ip]; 6933 if (npi.name.equals(perm) 6934 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6935 allowed = true; 6936 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6937 + pkg.packageName); 6938 break; 6939 } 6940 } 6941 return allowed; 6942 } 6943 6944 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6945 BasePermission bp, HashSet<String> origPermissions) { 6946 boolean allowed; 6947 allowed = (compareSignatures( 6948 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6949 == PackageManager.SIGNATURE_MATCH) 6950 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6951 == PackageManager.SIGNATURE_MATCH); 6952 if (!allowed && (bp.protectionLevel 6953 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6954 if (isSystemApp(pkg)) { 6955 // For updated system applications, a system permission 6956 // is granted only if it had been defined by the original application. 6957 if (isUpdatedSystemApp(pkg)) { 6958 final PackageSetting sysPs = mSettings 6959 .getDisabledSystemPkgLPr(pkg.packageName); 6960 final GrantedPermissions origGp = sysPs.sharedUser != null 6961 ? sysPs.sharedUser : sysPs; 6962 6963 if (origGp.grantedPermissions.contains(perm)) { 6964 // If the original was granted this permission, we take 6965 // that grant decision as read and propagate it to the 6966 // update. 6967 allowed = true; 6968 } else { 6969 // The system apk may have been updated with an older 6970 // version of the one on the data partition, but which 6971 // granted a new system permission that it didn't have 6972 // before. In this case we do want to allow the app to 6973 // now get the new permission if the ancestral apk is 6974 // privileged to get it. 6975 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6976 for (int j=0; 6977 j<sysPs.pkg.requestedPermissions.size(); j++) { 6978 if (perm.equals( 6979 sysPs.pkg.requestedPermissions.get(j))) { 6980 allowed = true; 6981 break; 6982 } 6983 } 6984 } 6985 } 6986 } else { 6987 allowed = isPrivilegedApp(pkg); 6988 } 6989 } 6990 } 6991 if (!allowed && (bp.protectionLevel 6992 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6993 // For development permissions, a development permission 6994 // is granted only if it was already granted. 6995 allowed = origPermissions.contains(perm); 6996 } 6997 return allowed; 6998 } 6999 7000 final class ActivityIntentResolver 7001 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7002 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7003 boolean defaultOnly, int userId) { 7004 if (!sUserManager.exists(userId)) return null; 7005 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7006 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7007 } 7008 7009 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7010 int userId) { 7011 if (!sUserManager.exists(userId)) return null; 7012 mFlags = flags; 7013 return super.queryIntent(intent, resolvedType, 7014 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7015 } 7016 7017 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7018 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7019 if (!sUserManager.exists(userId)) return null; 7020 if (packageActivities == null) { 7021 return null; 7022 } 7023 mFlags = flags; 7024 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7025 final int N = packageActivities.size(); 7026 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7027 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7028 7029 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7030 for (int i = 0; i < N; ++i) { 7031 intentFilters = packageActivities.get(i).intents; 7032 if (intentFilters != null && intentFilters.size() > 0) { 7033 PackageParser.ActivityIntentInfo[] array = 7034 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7035 intentFilters.toArray(array); 7036 listCut.add(array); 7037 } 7038 } 7039 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7040 } 7041 7042 public final void addActivity(PackageParser.Activity a, String type) { 7043 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7044 mActivities.put(a.getComponentName(), a); 7045 if (DEBUG_SHOW_INFO) 7046 Log.v( 7047 TAG, " " + type + " " + 7048 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7049 if (DEBUG_SHOW_INFO) 7050 Log.v(TAG, " Class=" + a.info.name); 7051 final int NI = a.intents.size(); 7052 for (int j=0; j<NI; j++) { 7053 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7054 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7055 intent.setPriority(0); 7056 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7057 + a.className + " with priority > 0, forcing to 0"); 7058 } 7059 if (DEBUG_SHOW_INFO) { 7060 Log.v(TAG, " IntentFilter:"); 7061 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7062 } 7063 if (!intent.debugCheck()) { 7064 Log.w(TAG, "==> For Activity " + a.info.name); 7065 } 7066 addFilter(intent); 7067 } 7068 } 7069 7070 public final void removeActivity(PackageParser.Activity a, String type) { 7071 mActivities.remove(a.getComponentName()); 7072 if (DEBUG_SHOW_INFO) { 7073 Log.v(TAG, " " + type + " " 7074 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7075 : a.info.name) + ":"); 7076 Log.v(TAG, " Class=" + a.info.name); 7077 } 7078 final int NI = a.intents.size(); 7079 for (int j=0; j<NI; j++) { 7080 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7081 if (DEBUG_SHOW_INFO) { 7082 Log.v(TAG, " IntentFilter:"); 7083 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7084 } 7085 removeFilter(intent); 7086 } 7087 } 7088 7089 @Override 7090 protected boolean allowFilterResult( 7091 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7092 ActivityInfo filterAi = filter.activity.info; 7093 for (int i=dest.size()-1; i>=0; i--) { 7094 ActivityInfo destAi = dest.get(i).activityInfo; 7095 if (destAi.name == filterAi.name 7096 && destAi.packageName == filterAi.packageName) { 7097 return false; 7098 } 7099 } 7100 return true; 7101 } 7102 7103 @Override 7104 protected ActivityIntentInfo[] newArray(int size) { 7105 return new ActivityIntentInfo[size]; 7106 } 7107 7108 @Override 7109 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7110 if (!sUserManager.exists(userId)) return true; 7111 PackageParser.Package p = filter.activity.owner; 7112 if (p != null) { 7113 PackageSetting ps = (PackageSetting)p.mExtras; 7114 if (ps != null) { 7115 // System apps are never considered stopped for purposes of 7116 // filtering, because there may be no way for the user to 7117 // actually re-launch them. 7118 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7119 && ps.getStopped(userId); 7120 } 7121 } 7122 return false; 7123 } 7124 7125 @Override 7126 protected boolean isPackageForFilter(String packageName, 7127 PackageParser.ActivityIntentInfo info) { 7128 return packageName.equals(info.activity.owner.packageName); 7129 } 7130 7131 @Override 7132 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7133 int match, int userId) { 7134 if (!sUserManager.exists(userId)) return null; 7135 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7136 return null; 7137 } 7138 final PackageParser.Activity activity = info.activity; 7139 if (mSafeMode && (activity.info.applicationInfo.flags 7140 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7141 return null; 7142 } 7143 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7144 if (ps == null) { 7145 return null; 7146 } 7147 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7148 ps.readUserState(userId), userId); 7149 if (ai == null) { 7150 return null; 7151 } 7152 final ResolveInfo res = new ResolveInfo(); 7153 res.activityInfo = ai; 7154 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7155 res.filter = info; 7156 } 7157 res.priority = info.getPriority(); 7158 res.preferredOrder = activity.owner.mPreferredOrder; 7159 //System.out.println("Result: " + res.activityInfo.className + 7160 // " = " + res.priority); 7161 res.match = match; 7162 res.isDefault = info.hasDefault; 7163 res.labelRes = info.labelRes; 7164 res.nonLocalizedLabel = info.nonLocalizedLabel; 7165 if (userNeedsBadging(userId)) { 7166 res.noResourceId = true; 7167 } else { 7168 res.icon = info.icon; 7169 } 7170 res.system = isSystemApp(res.activityInfo.applicationInfo); 7171 return res; 7172 } 7173 7174 @Override 7175 protected void sortResults(List<ResolveInfo> results) { 7176 Collections.sort(results, mResolvePrioritySorter); 7177 } 7178 7179 @Override 7180 protected void dumpFilter(PrintWriter out, String prefix, 7181 PackageParser.ActivityIntentInfo filter) { 7182 out.print(prefix); out.print( 7183 Integer.toHexString(System.identityHashCode(filter.activity))); 7184 out.print(' '); 7185 filter.activity.printComponentShortName(out); 7186 out.print(" filter "); 7187 out.println(Integer.toHexString(System.identityHashCode(filter))); 7188 } 7189 7190// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7191// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7192// final List<ResolveInfo> retList = Lists.newArrayList(); 7193// while (i.hasNext()) { 7194// final ResolveInfo resolveInfo = i.next(); 7195// if (isEnabledLP(resolveInfo.activityInfo)) { 7196// retList.add(resolveInfo); 7197// } 7198// } 7199// return retList; 7200// } 7201 7202 // Keys are String (activity class name), values are Activity. 7203 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7204 = new HashMap<ComponentName, PackageParser.Activity>(); 7205 private int mFlags; 7206 } 7207 7208 private final class ServiceIntentResolver 7209 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7210 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7211 boolean defaultOnly, int userId) { 7212 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7213 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7214 } 7215 7216 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7217 int userId) { 7218 if (!sUserManager.exists(userId)) return null; 7219 mFlags = flags; 7220 return super.queryIntent(intent, resolvedType, 7221 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7222 } 7223 7224 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7225 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7226 if (!sUserManager.exists(userId)) return null; 7227 if (packageServices == null) { 7228 return null; 7229 } 7230 mFlags = flags; 7231 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7232 final int N = packageServices.size(); 7233 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7234 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7235 7236 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7237 for (int i = 0; i < N; ++i) { 7238 intentFilters = packageServices.get(i).intents; 7239 if (intentFilters != null && intentFilters.size() > 0) { 7240 PackageParser.ServiceIntentInfo[] array = 7241 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7242 intentFilters.toArray(array); 7243 listCut.add(array); 7244 } 7245 } 7246 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7247 } 7248 7249 public final void addService(PackageParser.Service s) { 7250 mServices.put(s.getComponentName(), s); 7251 if (DEBUG_SHOW_INFO) { 7252 Log.v(TAG, " " 7253 + (s.info.nonLocalizedLabel != null 7254 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7255 Log.v(TAG, " Class=" + s.info.name); 7256 } 7257 final int NI = s.intents.size(); 7258 int j; 7259 for (j=0; j<NI; j++) { 7260 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7261 if (DEBUG_SHOW_INFO) { 7262 Log.v(TAG, " IntentFilter:"); 7263 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7264 } 7265 if (!intent.debugCheck()) { 7266 Log.w(TAG, "==> For Service " + s.info.name); 7267 } 7268 addFilter(intent); 7269 } 7270 } 7271 7272 public final void removeService(PackageParser.Service s) { 7273 mServices.remove(s.getComponentName()); 7274 if (DEBUG_SHOW_INFO) { 7275 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7276 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7277 Log.v(TAG, " Class=" + s.info.name); 7278 } 7279 final int NI = s.intents.size(); 7280 int j; 7281 for (j=0; j<NI; j++) { 7282 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7283 if (DEBUG_SHOW_INFO) { 7284 Log.v(TAG, " IntentFilter:"); 7285 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7286 } 7287 removeFilter(intent); 7288 } 7289 } 7290 7291 @Override 7292 protected boolean allowFilterResult( 7293 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7294 ServiceInfo filterSi = filter.service.info; 7295 for (int i=dest.size()-1; i>=0; i--) { 7296 ServiceInfo destAi = dest.get(i).serviceInfo; 7297 if (destAi.name == filterSi.name 7298 && destAi.packageName == filterSi.packageName) { 7299 return false; 7300 } 7301 } 7302 return true; 7303 } 7304 7305 @Override 7306 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7307 return new PackageParser.ServiceIntentInfo[size]; 7308 } 7309 7310 @Override 7311 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7312 if (!sUserManager.exists(userId)) return true; 7313 PackageParser.Package p = filter.service.owner; 7314 if (p != null) { 7315 PackageSetting ps = (PackageSetting)p.mExtras; 7316 if (ps != null) { 7317 // System apps are never considered stopped for purposes of 7318 // filtering, because there may be no way for the user to 7319 // actually re-launch them. 7320 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7321 && ps.getStopped(userId); 7322 } 7323 } 7324 return false; 7325 } 7326 7327 @Override 7328 protected boolean isPackageForFilter(String packageName, 7329 PackageParser.ServiceIntentInfo info) { 7330 return packageName.equals(info.service.owner.packageName); 7331 } 7332 7333 @Override 7334 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7335 int match, int userId) { 7336 if (!sUserManager.exists(userId)) return null; 7337 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7338 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7339 return null; 7340 } 7341 final PackageParser.Service service = info.service; 7342 if (mSafeMode && (service.info.applicationInfo.flags 7343 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7344 return null; 7345 } 7346 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7347 if (ps == null) { 7348 return null; 7349 } 7350 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7351 ps.readUserState(userId), userId); 7352 if (si == null) { 7353 return null; 7354 } 7355 final ResolveInfo res = new ResolveInfo(); 7356 res.serviceInfo = si; 7357 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7358 res.filter = filter; 7359 } 7360 res.priority = info.getPriority(); 7361 res.preferredOrder = service.owner.mPreferredOrder; 7362 //System.out.println("Result: " + res.activityInfo.className + 7363 // " = " + res.priority); 7364 res.match = match; 7365 res.isDefault = info.hasDefault; 7366 res.labelRes = info.labelRes; 7367 res.nonLocalizedLabel = info.nonLocalizedLabel; 7368 res.icon = info.icon; 7369 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7370 return res; 7371 } 7372 7373 @Override 7374 protected void sortResults(List<ResolveInfo> results) { 7375 Collections.sort(results, mResolvePrioritySorter); 7376 } 7377 7378 @Override 7379 protected void dumpFilter(PrintWriter out, String prefix, 7380 PackageParser.ServiceIntentInfo filter) { 7381 out.print(prefix); out.print( 7382 Integer.toHexString(System.identityHashCode(filter.service))); 7383 out.print(' '); 7384 filter.service.printComponentShortName(out); 7385 out.print(" filter "); 7386 out.println(Integer.toHexString(System.identityHashCode(filter))); 7387 } 7388 7389// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7390// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7391// final List<ResolveInfo> retList = Lists.newArrayList(); 7392// while (i.hasNext()) { 7393// final ResolveInfo resolveInfo = (ResolveInfo) i; 7394// if (isEnabledLP(resolveInfo.serviceInfo)) { 7395// retList.add(resolveInfo); 7396// } 7397// } 7398// return retList; 7399// } 7400 7401 // Keys are String (activity class name), values are Activity. 7402 private final HashMap<ComponentName, PackageParser.Service> mServices 7403 = new HashMap<ComponentName, PackageParser.Service>(); 7404 private int mFlags; 7405 }; 7406 7407 private final class ProviderIntentResolver 7408 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7409 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7410 boolean defaultOnly, int userId) { 7411 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7412 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7413 } 7414 7415 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7416 int userId) { 7417 if (!sUserManager.exists(userId)) 7418 return null; 7419 mFlags = flags; 7420 return super.queryIntent(intent, resolvedType, 7421 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7422 } 7423 7424 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7425 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7426 if (!sUserManager.exists(userId)) 7427 return null; 7428 if (packageProviders == null) { 7429 return null; 7430 } 7431 mFlags = flags; 7432 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7433 final int N = packageProviders.size(); 7434 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7435 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7436 7437 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7438 for (int i = 0; i < N; ++i) { 7439 intentFilters = packageProviders.get(i).intents; 7440 if (intentFilters != null && intentFilters.size() > 0) { 7441 PackageParser.ProviderIntentInfo[] array = 7442 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7443 intentFilters.toArray(array); 7444 listCut.add(array); 7445 } 7446 } 7447 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7448 } 7449 7450 public final void addProvider(PackageParser.Provider p) { 7451 if (mProviders.containsKey(p.getComponentName())) { 7452 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7453 return; 7454 } 7455 7456 mProviders.put(p.getComponentName(), p); 7457 if (DEBUG_SHOW_INFO) { 7458 Log.v(TAG, " " 7459 + (p.info.nonLocalizedLabel != null 7460 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7461 Log.v(TAG, " Class=" + p.info.name); 7462 } 7463 final int NI = p.intents.size(); 7464 int j; 7465 for (j = 0; j < NI; j++) { 7466 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7467 if (DEBUG_SHOW_INFO) { 7468 Log.v(TAG, " IntentFilter:"); 7469 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7470 } 7471 if (!intent.debugCheck()) { 7472 Log.w(TAG, "==> For Provider " + p.info.name); 7473 } 7474 addFilter(intent); 7475 } 7476 } 7477 7478 public final void removeProvider(PackageParser.Provider p) { 7479 mProviders.remove(p.getComponentName()); 7480 if (DEBUG_SHOW_INFO) { 7481 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7482 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7483 Log.v(TAG, " Class=" + p.info.name); 7484 } 7485 final int NI = p.intents.size(); 7486 int j; 7487 for (j = 0; j < NI; j++) { 7488 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7489 if (DEBUG_SHOW_INFO) { 7490 Log.v(TAG, " IntentFilter:"); 7491 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7492 } 7493 removeFilter(intent); 7494 } 7495 } 7496 7497 @Override 7498 protected boolean allowFilterResult( 7499 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7500 ProviderInfo filterPi = filter.provider.info; 7501 for (int i = dest.size() - 1; i >= 0; i--) { 7502 ProviderInfo destPi = dest.get(i).providerInfo; 7503 if (destPi.name == filterPi.name 7504 && destPi.packageName == filterPi.packageName) { 7505 return false; 7506 } 7507 } 7508 return true; 7509 } 7510 7511 @Override 7512 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7513 return new PackageParser.ProviderIntentInfo[size]; 7514 } 7515 7516 @Override 7517 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7518 if (!sUserManager.exists(userId)) 7519 return true; 7520 PackageParser.Package p = filter.provider.owner; 7521 if (p != null) { 7522 PackageSetting ps = (PackageSetting) p.mExtras; 7523 if (ps != null) { 7524 // System apps are never considered stopped for purposes of 7525 // filtering, because there may be no way for the user to 7526 // actually re-launch them. 7527 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7528 && ps.getStopped(userId); 7529 } 7530 } 7531 return false; 7532 } 7533 7534 @Override 7535 protected boolean isPackageForFilter(String packageName, 7536 PackageParser.ProviderIntentInfo info) { 7537 return packageName.equals(info.provider.owner.packageName); 7538 } 7539 7540 @Override 7541 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7542 int match, int userId) { 7543 if (!sUserManager.exists(userId)) 7544 return null; 7545 final PackageParser.ProviderIntentInfo info = filter; 7546 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7547 return null; 7548 } 7549 final PackageParser.Provider provider = info.provider; 7550 if (mSafeMode && (provider.info.applicationInfo.flags 7551 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7552 return null; 7553 } 7554 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7555 if (ps == null) { 7556 return null; 7557 } 7558 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7559 ps.readUserState(userId), userId); 7560 if (pi == null) { 7561 return null; 7562 } 7563 final ResolveInfo res = new ResolveInfo(); 7564 res.providerInfo = pi; 7565 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7566 res.filter = filter; 7567 } 7568 res.priority = info.getPriority(); 7569 res.preferredOrder = provider.owner.mPreferredOrder; 7570 res.match = match; 7571 res.isDefault = info.hasDefault; 7572 res.labelRes = info.labelRes; 7573 res.nonLocalizedLabel = info.nonLocalizedLabel; 7574 res.icon = info.icon; 7575 res.system = isSystemApp(res.providerInfo.applicationInfo); 7576 return res; 7577 } 7578 7579 @Override 7580 protected void sortResults(List<ResolveInfo> results) { 7581 Collections.sort(results, mResolvePrioritySorter); 7582 } 7583 7584 @Override 7585 protected void dumpFilter(PrintWriter out, String prefix, 7586 PackageParser.ProviderIntentInfo filter) { 7587 out.print(prefix); 7588 out.print( 7589 Integer.toHexString(System.identityHashCode(filter.provider))); 7590 out.print(' '); 7591 filter.provider.printComponentShortName(out); 7592 out.print(" filter "); 7593 out.println(Integer.toHexString(System.identityHashCode(filter))); 7594 } 7595 7596 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7597 = new HashMap<ComponentName, PackageParser.Provider>(); 7598 private int mFlags; 7599 }; 7600 7601 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7602 new Comparator<ResolveInfo>() { 7603 public int compare(ResolveInfo r1, ResolveInfo r2) { 7604 int v1 = r1.priority; 7605 int v2 = r2.priority; 7606 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7607 if (v1 != v2) { 7608 return (v1 > v2) ? -1 : 1; 7609 } 7610 v1 = r1.preferredOrder; 7611 v2 = r2.preferredOrder; 7612 if (v1 != v2) { 7613 return (v1 > v2) ? -1 : 1; 7614 } 7615 if (r1.isDefault != r2.isDefault) { 7616 return r1.isDefault ? -1 : 1; 7617 } 7618 v1 = r1.match; 7619 v2 = r2.match; 7620 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7621 if (v1 != v2) { 7622 return (v1 > v2) ? -1 : 1; 7623 } 7624 if (r1.system != r2.system) { 7625 return r1.system ? -1 : 1; 7626 } 7627 return 0; 7628 } 7629 }; 7630 7631 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7632 new Comparator<ProviderInfo>() { 7633 public int compare(ProviderInfo p1, ProviderInfo p2) { 7634 final int v1 = p1.initOrder; 7635 final int v2 = p2.initOrder; 7636 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7637 } 7638 }; 7639 7640 static final void sendPackageBroadcast(String action, String pkg, 7641 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7642 int[] userIds) { 7643 IActivityManager am = ActivityManagerNative.getDefault(); 7644 if (am != null) { 7645 try { 7646 if (userIds == null) { 7647 userIds = am.getRunningUserIds(); 7648 } 7649 for (int id : userIds) { 7650 final Intent intent = new Intent(action, 7651 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7652 if (extras != null) { 7653 intent.putExtras(extras); 7654 } 7655 if (targetPkg != null) { 7656 intent.setPackage(targetPkg); 7657 } 7658 // Modify the UID when posting to other users 7659 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7660 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7661 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7662 intent.putExtra(Intent.EXTRA_UID, uid); 7663 } 7664 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7665 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7666 if (DEBUG_BROADCASTS) { 7667 RuntimeException here = new RuntimeException("here"); 7668 here.fillInStackTrace(); 7669 Slog.d(TAG, "Sending to user " + id + ": " 7670 + intent.toShortString(false, true, false, false) 7671 + " " + intent.getExtras(), here); 7672 } 7673 am.broadcastIntent(null, intent, null, finishedReceiver, 7674 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7675 finishedReceiver != null, false, id); 7676 } 7677 } catch (RemoteException ex) { 7678 } 7679 } 7680 } 7681 7682 /** 7683 * Check if the external storage media is available. This is true if there 7684 * is a mounted external storage medium or if the external storage is 7685 * emulated. 7686 */ 7687 private boolean isExternalMediaAvailable() { 7688 return mMediaMounted || Environment.isExternalStorageEmulated(); 7689 } 7690 7691 @Override 7692 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7693 // writer 7694 synchronized (mPackages) { 7695 if (!isExternalMediaAvailable()) { 7696 // If the external storage is no longer mounted at this point, 7697 // the caller may not have been able to delete all of this 7698 // packages files and can not delete any more. Bail. 7699 return null; 7700 } 7701 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7702 if (lastPackage != null) { 7703 pkgs.remove(lastPackage); 7704 } 7705 if (pkgs.size() > 0) { 7706 return pkgs.get(0); 7707 } 7708 } 7709 return null; 7710 } 7711 7712 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7713 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7714 userId, andCode ? 1 : 0, packageName); 7715 if (mSystemReady) { 7716 msg.sendToTarget(); 7717 } else { 7718 if (mPostSystemReadyMessages == null) { 7719 mPostSystemReadyMessages = new ArrayList<>(); 7720 } 7721 mPostSystemReadyMessages.add(msg); 7722 } 7723 } 7724 7725 void startCleaningPackages() { 7726 // reader 7727 synchronized (mPackages) { 7728 if (!isExternalMediaAvailable()) { 7729 return; 7730 } 7731 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7732 return; 7733 } 7734 } 7735 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7736 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7737 IActivityManager am = ActivityManagerNative.getDefault(); 7738 if (am != null) { 7739 try { 7740 am.startService(null, intent, null, UserHandle.USER_OWNER); 7741 } catch (RemoteException e) { 7742 } 7743 } 7744 } 7745 7746 @Override 7747 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7748 int installFlags, String installerPackageName, VerificationParams verificationParams, 7749 String packageAbiOverride) { 7750 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7751 packageAbiOverride, UserHandle.getCallingUserId()); 7752 } 7753 7754 @Override 7755 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7756 int installFlags, String installerPackageName, VerificationParams verificationParams, 7757 String packageAbiOverride, int userId) { 7758 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7759 null); 7760 if (UserHandle.getCallingUserId() != userId) { 7761 mContext.enforceCallingOrSelfPermission( 7762 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7763 "installPackage " + userId); 7764 } 7765 7766 final File originFile = new File(originPath); 7767 final int uid = Binder.getCallingUid(); 7768 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7769 try { 7770 if (observer != null) { 7771 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7772 } 7773 } catch (RemoteException re) { 7774 } 7775 return; 7776 } 7777 7778 UserHandle user; 7779 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7780 user = UserHandle.ALL; 7781 } else { 7782 user = new UserHandle(userId); 7783 } 7784 7785 final int filteredInstallFlags; 7786 if (uid == Process.SHELL_UID || uid == 0) { 7787 if (DEBUG_INSTALL) { 7788 Slog.v(TAG, "Install from ADB"); 7789 } 7790 filteredInstallFlags = installFlags | PackageManager.INSTALL_FROM_ADB; 7791 } else { 7792 filteredInstallFlags = installFlags & ~PackageManager.INSTALL_FROM_ADB; 7793 } 7794 7795 verificationParams.setInstallerUid(uid); 7796 7797 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7798 7799 final Message msg = mHandler.obtainMessage(INIT_COPY); 7800 msg.obj = new InstallParams(origin, observer, filteredInstallFlags, 7801 installerPackageName, verificationParams, user, packageAbiOverride); 7802 mHandler.sendMessage(msg); 7803 } 7804 7805 void installStage(String packageName, File stagedDir, String stagedCid, 7806 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7807 String installerPackageName, int installerUid, UserHandle user) { 7808 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7809 params.referrerUri, installerUid, null); 7810 7811 final OriginInfo origin; 7812 if (stagedDir != null) { 7813 origin = OriginInfo.fromStagedFile(stagedDir); 7814 } else { 7815 origin = OriginInfo.fromStagedContainer(stagedCid); 7816 } 7817 7818 final Message msg = mHandler.obtainMessage(INIT_COPY); 7819 msg.obj = new InstallParams(origin, observer, params.installFlags, 7820 installerPackageName, verifParams, user, params.abiOverride); 7821 mHandler.sendMessage(msg); 7822 } 7823 7824 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7825 Bundle extras = new Bundle(1); 7826 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7827 7828 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7829 packageName, extras, null, null, new int[] {userId}); 7830 try { 7831 IActivityManager am = ActivityManagerNative.getDefault(); 7832 final boolean isSystem = 7833 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7834 if (isSystem && am.isUserRunning(userId, false)) { 7835 // The just-installed/enabled app is bundled on the system, so presumed 7836 // to be able to run automatically without needing an explicit launch. 7837 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7838 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7839 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7840 .setPackage(packageName); 7841 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7842 android.app.AppOpsManager.OP_NONE, false, false, userId); 7843 } 7844 } catch (RemoteException e) { 7845 // shouldn't happen 7846 Slog.w(TAG, "Unable to bootstrap installed package", e); 7847 } 7848 } 7849 7850 @Override 7851 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7852 int userId) { 7853 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7854 PackageSetting pkgSetting; 7855 final int uid = Binder.getCallingUid(); 7856 enforceCrossUserPermission(uid, userId, true, true, 7857 "setApplicationHiddenSetting for user " + userId); 7858 7859 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7860 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7861 return false; 7862 } 7863 7864 long callingId = Binder.clearCallingIdentity(); 7865 try { 7866 boolean sendAdded = false; 7867 boolean sendRemoved = false; 7868 // writer 7869 synchronized (mPackages) { 7870 pkgSetting = mSettings.mPackages.get(packageName); 7871 if (pkgSetting == null) { 7872 return false; 7873 } 7874 if (pkgSetting.getHidden(userId) != hidden) { 7875 pkgSetting.setHidden(hidden, userId); 7876 mSettings.writePackageRestrictionsLPr(userId); 7877 if (hidden) { 7878 sendRemoved = true; 7879 } else { 7880 sendAdded = true; 7881 } 7882 } 7883 } 7884 if (sendAdded) { 7885 sendPackageAddedForUser(packageName, pkgSetting, userId); 7886 return true; 7887 } 7888 if (sendRemoved) { 7889 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7890 "hiding pkg"); 7891 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7892 } 7893 } finally { 7894 Binder.restoreCallingIdentity(callingId); 7895 } 7896 return false; 7897 } 7898 7899 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7900 int userId) { 7901 final PackageRemovedInfo info = new PackageRemovedInfo(); 7902 info.removedPackage = packageName; 7903 info.removedUsers = new int[] {userId}; 7904 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7905 info.sendBroadcast(false, false, false); 7906 } 7907 7908 /** 7909 * Returns true if application is not found or there was an error. Otherwise it returns 7910 * the hidden state of the package for the given user. 7911 */ 7912 @Override 7913 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7914 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7915 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7916 false, "getApplicationHidden for user " + userId); 7917 PackageSetting pkgSetting; 7918 long callingId = Binder.clearCallingIdentity(); 7919 try { 7920 // writer 7921 synchronized (mPackages) { 7922 pkgSetting = mSettings.mPackages.get(packageName); 7923 if (pkgSetting == null) { 7924 return true; 7925 } 7926 return pkgSetting.getHidden(userId); 7927 } 7928 } finally { 7929 Binder.restoreCallingIdentity(callingId); 7930 } 7931 } 7932 7933 /** 7934 * @hide 7935 */ 7936 @Override 7937 public int installExistingPackageAsUser(String packageName, int userId) { 7938 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7939 null); 7940 PackageSetting pkgSetting; 7941 final int uid = Binder.getCallingUid(); 7942 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7943 + userId); 7944 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7945 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7946 } 7947 7948 long callingId = Binder.clearCallingIdentity(); 7949 try { 7950 boolean sendAdded = false; 7951 Bundle extras = new Bundle(1); 7952 7953 // writer 7954 synchronized (mPackages) { 7955 pkgSetting = mSettings.mPackages.get(packageName); 7956 if (pkgSetting == null) { 7957 return PackageManager.INSTALL_FAILED_INVALID_URI; 7958 } 7959 if (!pkgSetting.getInstalled(userId)) { 7960 pkgSetting.setInstalled(true, userId); 7961 pkgSetting.setHidden(false, userId); 7962 mSettings.writePackageRestrictionsLPr(userId); 7963 sendAdded = true; 7964 } 7965 } 7966 7967 if (sendAdded) { 7968 sendPackageAddedForUser(packageName, pkgSetting, userId); 7969 } 7970 } finally { 7971 Binder.restoreCallingIdentity(callingId); 7972 } 7973 7974 return PackageManager.INSTALL_SUCCEEDED; 7975 } 7976 7977 boolean isUserRestricted(int userId, String restrictionKey) { 7978 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7979 if (restrictions.getBoolean(restrictionKey, false)) { 7980 Log.w(TAG, "User is restricted: " + restrictionKey); 7981 return true; 7982 } 7983 return false; 7984 } 7985 7986 @Override 7987 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7988 mContext.enforceCallingOrSelfPermission( 7989 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7990 "Only package verification agents can verify applications"); 7991 7992 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7993 final PackageVerificationResponse response = new PackageVerificationResponse( 7994 verificationCode, Binder.getCallingUid()); 7995 msg.arg1 = id; 7996 msg.obj = response; 7997 mHandler.sendMessage(msg); 7998 } 7999 8000 @Override 8001 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8002 long millisecondsToDelay) { 8003 mContext.enforceCallingOrSelfPermission( 8004 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8005 "Only package verification agents can extend verification timeouts"); 8006 8007 final PackageVerificationState state = mPendingVerification.get(id); 8008 final PackageVerificationResponse response = new PackageVerificationResponse( 8009 verificationCodeAtTimeout, Binder.getCallingUid()); 8010 8011 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8012 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8013 } 8014 if (millisecondsToDelay < 0) { 8015 millisecondsToDelay = 0; 8016 } 8017 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8018 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8019 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8020 } 8021 8022 if ((state != null) && !state.timeoutExtended()) { 8023 state.extendTimeout(); 8024 8025 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8026 msg.arg1 = id; 8027 msg.obj = response; 8028 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8029 } 8030 } 8031 8032 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8033 int verificationCode, UserHandle user) { 8034 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8035 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8036 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8037 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8038 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8039 8040 mContext.sendBroadcastAsUser(intent, user, 8041 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8042 } 8043 8044 private ComponentName matchComponentForVerifier(String packageName, 8045 List<ResolveInfo> receivers) { 8046 ActivityInfo targetReceiver = null; 8047 8048 final int NR = receivers.size(); 8049 for (int i = 0; i < NR; i++) { 8050 final ResolveInfo info = receivers.get(i); 8051 if (info.activityInfo == null) { 8052 continue; 8053 } 8054 8055 if (packageName.equals(info.activityInfo.packageName)) { 8056 targetReceiver = info.activityInfo; 8057 break; 8058 } 8059 } 8060 8061 if (targetReceiver == null) { 8062 return null; 8063 } 8064 8065 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8066 } 8067 8068 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8069 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8070 if (pkgInfo.verifiers.length == 0) { 8071 return null; 8072 } 8073 8074 final int N = pkgInfo.verifiers.length; 8075 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8076 for (int i = 0; i < N; i++) { 8077 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8078 8079 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8080 receivers); 8081 if (comp == null) { 8082 continue; 8083 } 8084 8085 final int verifierUid = getUidForVerifier(verifierInfo); 8086 if (verifierUid == -1) { 8087 continue; 8088 } 8089 8090 if (DEBUG_VERIFY) { 8091 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8092 + " with the correct signature"); 8093 } 8094 sufficientVerifiers.add(comp); 8095 verificationState.addSufficientVerifier(verifierUid); 8096 } 8097 8098 return sufficientVerifiers; 8099 } 8100 8101 private int getUidForVerifier(VerifierInfo verifierInfo) { 8102 synchronized (mPackages) { 8103 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8104 if (pkg == null) { 8105 return -1; 8106 } else if (pkg.mSignatures.length != 1) { 8107 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8108 + " has more than one signature; ignoring"); 8109 return -1; 8110 } 8111 8112 /* 8113 * If the public key of the package's signature does not match 8114 * our expected public key, then this is a different package and 8115 * we should skip. 8116 */ 8117 8118 final byte[] expectedPublicKey; 8119 try { 8120 final Signature verifierSig = pkg.mSignatures[0]; 8121 final PublicKey publicKey = verifierSig.getPublicKey(); 8122 expectedPublicKey = publicKey.getEncoded(); 8123 } catch (CertificateException e) { 8124 return -1; 8125 } 8126 8127 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8128 8129 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8130 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8131 + " does not have the expected public key; ignoring"); 8132 return -1; 8133 } 8134 8135 return pkg.applicationInfo.uid; 8136 } 8137 } 8138 8139 @Override 8140 public void finishPackageInstall(int token) { 8141 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8142 8143 if (DEBUG_INSTALL) { 8144 Slog.v(TAG, "BM finishing package install for " + token); 8145 } 8146 8147 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8148 mHandler.sendMessage(msg); 8149 } 8150 8151 /** 8152 * Get the verification agent timeout. 8153 * 8154 * @return verification timeout in milliseconds 8155 */ 8156 private long getVerificationTimeout() { 8157 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8158 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8159 DEFAULT_VERIFICATION_TIMEOUT); 8160 } 8161 8162 /** 8163 * Get the default verification agent response code. 8164 * 8165 * @return default verification response code 8166 */ 8167 private int getDefaultVerificationResponse() { 8168 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8169 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8170 DEFAULT_VERIFICATION_RESPONSE); 8171 } 8172 8173 /** 8174 * Check whether or not package verification has been enabled. 8175 * 8176 * @return true if verification should be performed 8177 */ 8178 private boolean isVerificationEnabled(int userId, int installFlags) { 8179 if (!DEFAULT_VERIFY_ENABLE) { 8180 return false; 8181 } 8182 8183 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8184 8185 // Check if installing from ADB 8186 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8187 // Do not run verification in a test harness environment 8188 if (ActivityManager.isRunningInTestHarness()) { 8189 return false; 8190 } 8191 if (ensureVerifyAppsEnabled) { 8192 return true; 8193 } 8194 // Check if the developer does not want package verification for ADB installs 8195 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8196 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8197 return false; 8198 } 8199 } 8200 8201 if (ensureVerifyAppsEnabled) { 8202 return true; 8203 } 8204 8205 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8206 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8207 } 8208 8209 /** 8210 * Get the "allow unknown sources" setting. 8211 * 8212 * @return the current "allow unknown sources" setting 8213 */ 8214 private int getUnknownSourcesSettings() { 8215 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8216 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8217 -1); 8218 } 8219 8220 @Override 8221 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8222 final int uid = Binder.getCallingUid(); 8223 // writer 8224 synchronized (mPackages) { 8225 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8226 if (targetPackageSetting == null) { 8227 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8228 } 8229 8230 PackageSetting installerPackageSetting; 8231 if (installerPackageName != null) { 8232 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8233 if (installerPackageSetting == null) { 8234 throw new IllegalArgumentException("Unknown installer package: " 8235 + installerPackageName); 8236 } 8237 } else { 8238 installerPackageSetting = null; 8239 } 8240 8241 Signature[] callerSignature; 8242 Object obj = mSettings.getUserIdLPr(uid); 8243 if (obj != null) { 8244 if (obj instanceof SharedUserSetting) { 8245 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8246 } else if (obj instanceof PackageSetting) { 8247 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8248 } else { 8249 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8250 } 8251 } else { 8252 throw new SecurityException("Unknown calling uid " + uid); 8253 } 8254 8255 // Verify: can't set installerPackageName to a package that is 8256 // not signed with the same cert as the caller. 8257 if (installerPackageSetting != null) { 8258 if (compareSignatures(callerSignature, 8259 installerPackageSetting.signatures.mSignatures) 8260 != PackageManager.SIGNATURE_MATCH) { 8261 throw new SecurityException( 8262 "Caller does not have same cert as new installer package " 8263 + installerPackageName); 8264 } 8265 } 8266 8267 // Verify: if target already has an installer package, it must 8268 // be signed with the same cert as the caller. 8269 if (targetPackageSetting.installerPackageName != null) { 8270 PackageSetting setting = mSettings.mPackages.get( 8271 targetPackageSetting.installerPackageName); 8272 // If the currently set package isn't valid, then it's always 8273 // okay to change it. 8274 if (setting != null) { 8275 if (compareSignatures(callerSignature, 8276 setting.signatures.mSignatures) 8277 != PackageManager.SIGNATURE_MATCH) { 8278 throw new SecurityException( 8279 "Caller does not have same cert as old installer package " 8280 + targetPackageSetting.installerPackageName); 8281 } 8282 } 8283 } 8284 8285 // Okay! 8286 targetPackageSetting.installerPackageName = installerPackageName; 8287 scheduleWriteSettingsLocked(); 8288 } 8289 } 8290 8291 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8292 // Queue up an async operation since the package installation may take a little while. 8293 mHandler.post(new Runnable() { 8294 public void run() { 8295 mHandler.removeCallbacks(this); 8296 // Result object to be returned 8297 PackageInstalledInfo res = new PackageInstalledInfo(); 8298 res.returnCode = currentStatus; 8299 res.uid = -1; 8300 res.pkg = null; 8301 res.removedInfo = new PackageRemovedInfo(); 8302 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8303 args.doPreInstall(res.returnCode); 8304 synchronized (mInstallLock) { 8305 installPackageLI(args, res); 8306 } 8307 args.doPostInstall(res.returnCode, res.uid); 8308 } 8309 8310 // A restore should be performed at this point if (a) the install 8311 // succeeded, (b) the operation is not an update, and (c) the new 8312 // package has not opted out of backup participation. 8313 final boolean update = res.removedInfo.removedPackage != null; 8314 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8315 boolean doRestore = !update 8316 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8317 8318 // Set up the post-install work request bookkeeping. This will be used 8319 // and cleaned up by the post-install event handling regardless of whether 8320 // there's a restore pass performed. Token values are >= 1. 8321 int token; 8322 if (mNextInstallToken < 0) mNextInstallToken = 1; 8323 token = mNextInstallToken++; 8324 8325 PostInstallData data = new PostInstallData(args, res); 8326 mRunningInstalls.put(token, data); 8327 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8328 8329 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8330 // Pass responsibility to the Backup Manager. It will perform a 8331 // restore if appropriate, then pass responsibility back to the 8332 // Package Manager to run the post-install observer callbacks 8333 // and broadcasts. 8334 IBackupManager bm = IBackupManager.Stub.asInterface( 8335 ServiceManager.getService(Context.BACKUP_SERVICE)); 8336 if (bm != null) { 8337 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8338 + " to BM for possible restore"); 8339 try { 8340 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8341 } catch (RemoteException e) { 8342 // can't happen; the backup manager is local 8343 } catch (Exception e) { 8344 Slog.e(TAG, "Exception trying to enqueue restore", e); 8345 doRestore = false; 8346 } 8347 } else { 8348 Slog.e(TAG, "Backup Manager not found!"); 8349 doRestore = false; 8350 } 8351 } 8352 8353 if (!doRestore) { 8354 // No restore possible, or the Backup Manager was mysteriously not 8355 // available -- just fire the post-install work request directly. 8356 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8357 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8358 mHandler.sendMessage(msg); 8359 } 8360 } 8361 }); 8362 } 8363 8364 private abstract class HandlerParams { 8365 private static final int MAX_RETRIES = 4; 8366 8367 /** 8368 * Number of times startCopy() has been attempted and had a non-fatal 8369 * error. 8370 */ 8371 private int mRetries = 0; 8372 8373 /** User handle for the user requesting the information or installation. */ 8374 private final UserHandle mUser; 8375 8376 HandlerParams(UserHandle user) { 8377 mUser = user; 8378 } 8379 8380 UserHandle getUser() { 8381 return mUser; 8382 } 8383 8384 final boolean startCopy() { 8385 boolean res; 8386 try { 8387 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8388 8389 if (++mRetries > MAX_RETRIES) { 8390 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8391 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8392 handleServiceError(); 8393 return false; 8394 } else { 8395 handleStartCopy(); 8396 res = true; 8397 } 8398 } catch (RemoteException e) { 8399 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8400 mHandler.sendEmptyMessage(MCS_RECONNECT); 8401 res = false; 8402 } 8403 handleReturnCode(); 8404 return res; 8405 } 8406 8407 final void serviceError() { 8408 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8409 handleServiceError(); 8410 handleReturnCode(); 8411 } 8412 8413 abstract void handleStartCopy() throws RemoteException; 8414 abstract void handleServiceError(); 8415 abstract void handleReturnCode(); 8416 } 8417 8418 class MeasureParams extends HandlerParams { 8419 private final PackageStats mStats; 8420 private boolean mSuccess; 8421 8422 private final IPackageStatsObserver mObserver; 8423 8424 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8425 super(new UserHandle(stats.userHandle)); 8426 mObserver = observer; 8427 mStats = stats; 8428 } 8429 8430 @Override 8431 public String toString() { 8432 return "MeasureParams{" 8433 + Integer.toHexString(System.identityHashCode(this)) 8434 + " " + mStats.packageName + "}"; 8435 } 8436 8437 @Override 8438 void handleStartCopy() throws RemoteException { 8439 synchronized (mInstallLock) { 8440 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8441 } 8442 8443 if (mSuccess) { 8444 final boolean mounted; 8445 if (Environment.isExternalStorageEmulated()) { 8446 mounted = true; 8447 } else { 8448 final String status = Environment.getExternalStorageState(); 8449 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8450 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8451 } 8452 8453 if (mounted) { 8454 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8455 8456 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8457 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8458 8459 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8460 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8461 8462 // Always subtract cache size, since it's a subdirectory 8463 mStats.externalDataSize -= mStats.externalCacheSize; 8464 8465 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8466 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8467 8468 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8469 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8470 } 8471 } 8472 } 8473 8474 @Override 8475 void handleReturnCode() { 8476 if (mObserver != null) { 8477 try { 8478 mObserver.onGetStatsCompleted(mStats, mSuccess); 8479 } catch (RemoteException e) { 8480 Slog.i(TAG, "Observer no longer exists."); 8481 } 8482 } 8483 } 8484 8485 @Override 8486 void handleServiceError() { 8487 Slog.e(TAG, "Could not measure application " + mStats.packageName 8488 + " external storage"); 8489 } 8490 } 8491 8492 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8493 throws RemoteException { 8494 long result = 0; 8495 for (File path : paths) { 8496 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8497 } 8498 return result; 8499 } 8500 8501 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8502 for (File path : paths) { 8503 try { 8504 mcs.clearDirectory(path.getAbsolutePath()); 8505 } catch (RemoteException e) { 8506 } 8507 } 8508 } 8509 8510 static class OriginInfo { 8511 /** 8512 * Location where install is coming from, before it has been 8513 * copied/renamed into place. This could be a single monolithic APK 8514 * file, or a cluster directory. This location may be untrusted. 8515 */ 8516 final File file; 8517 final String cid; 8518 8519 /** 8520 * Flag indicating that {@link #file} or {@link #cid} has already been 8521 * staged, meaning downstream users don't need to defensively copy the 8522 * contents. 8523 */ 8524 final boolean staged; 8525 8526 /** 8527 * Flag indicating that {@link #file} or {@link #cid} is an already 8528 * installed app that is being moved. 8529 */ 8530 final boolean existing; 8531 8532 final String resolvedPath; 8533 final File resolvedFile; 8534 8535 static OriginInfo fromNothing() { 8536 return new OriginInfo(null, null, false, false); 8537 } 8538 8539 static OriginInfo fromUntrustedFile(File file) { 8540 return new OriginInfo(file, null, false, false); 8541 } 8542 8543 static OriginInfo fromExistingFile(File file) { 8544 return new OriginInfo(file, null, false, true); 8545 } 8546 8547 static OriginInfo fromStagedFile(File file) { 8548 return new OriginInfo(file, null, true, false); 8549 } 8550 8551 static OriginInfo fromStagedContainer(String cid) { 8552 return new OriginInfo(null, cid, true, false); 8553 } 8554 8555 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8556 this.file = file; 8557 this.cid = cid; 8558 this.staged = staged; 8559 this.existing = existing; 8560 8561 if (cid != null) { 8562 resolvedPath = PackageHelper.getSdDir(cid); 8563 resolvedFile = new File(resolvedPath); 8564 } else if (file != null) { 8565 resolvedPath = file.getAbsolutePath(); 8566 resolvedFile = file; 8567 } else { 8568 resolvedPath = null; 8569 resolvedFile = null; 8570 } 8571 } 8572 } 8573 8574 class InstallParams extends HandlerParams { 8575 final OriginInfo origin; 8576 final IPackageInstallObserver2 observer; 8577 int installFlags; 8578 final String installerPackageName; 8579 final VerificationParams verificationParams; 8580 private InstallArgs mArgs; 8581 private int mRet; 8582 final String packageAbiOverride; 8583 8584 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8585 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8586 String packageAbiOverride) { 8587 super(user); 8588 this.origin = origin; 8589 this.observer = observer; 8590 this.installFlags = installFlags; 8591 this.installerPackageName = installerPackageName; 8592 this.verificationParams = verificationParams; 8593 this.packageAbiOverride = packageAbiOverride; 8594 } 8595 8596 @Override 8597 public String toString() { 8598 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8599 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8600 } 8601 8602 public ManifestDigest getManifestDigest() { 8603 if (verificationParams == null) { 8604 return null; 8605 } 8606 return verificationParams.getManifestDigest(); 8607 } 8608 8609 private int installLocationPolicy(PackageInfoLite pkgLite) { 8610 String packageName = pkgLite.packageName; 8611 int installLocation = pkgLite.installLocation; 8612 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8613 // reader 8614 synchronized (mPackages) { 8615 PackageParser.Package pkg = mPackages.get(packageName); 8616 if (pkg != null) { 8617 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8618 // Check for downgrading. 8619 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8620 if (pkgLite.versionCode < pkg.mVersionCode) { 8621 Slog.w(TAG, "Can't install update of " + packageName 8622 + " update version " + pkgLite.versionCode 8623 + " is older than installed version " 8624 + pkg.mVersionCode); 8625 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8626 } 8627 } 8628 // Check for updated system application. 8629 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8630 if (onSd) { 8631 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8632 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8633 } 8634 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8635 } else { 8636 if (onSd) { 8637 // Install flag overrides everything. 8638 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8639 } 8640 // If current upgrade specifies particular preference 8641 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8642 // Application explicitly specified internal. 8643 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8644 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8645 // App explictly prefers external. Let policy decide 8646 } else { 8647 // Prefer previous location 8648 if (isExternal(pkg)) { 8649 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8650 } 8651 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8652 } 8653 } 8654 } else { 8655 // Invalid install. Return error code 8656 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8657 } 8658 } 8659 } 8660 // All the special cases have been taken care of. 8661 // Return result based on recommended install location. 8662 if (onSd) { 8663 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8664 } 8665 return pkgLite.recommendedInstallLocation; 8666 } 8667 8668 /* 8669 * Invoke remote method to get package information and install 8670 * location values. Override install location based on default 8671 * policy if needed and then create install arguments based 8672 * on the install location. 8673 */ 8674 public void handleStartCopy() throws RemoteException { 8675 int ret = PackageManager.INSTALL_SUCCEEDED; 8676 8677 // If we're already staged, we've firmly committed to an install location 8678 if (origin.staged) { 8679 if (origin.file != null) { 8680 installFlags |= PackageManager.INSTALL_INTERNAL; 8681 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8682 } else if (origin.cid != null) { 8683 installFlags |= PackageManager.INSTALL_EXTERNAL; 8684 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8685 } else { 8686 throw new IllegalStateException("Invalid stage location"); 8687 } 8688 } 8689 8690 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8691 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8692 8693 PackageInfoLite pkgLite = null; 8694 8695 if (onInt && onSd) { 8696 // Check if both bits are set. 8697 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8698 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8699 } else { 8700 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8701 packageAbiOverride); 8702 8703 /* 8704 * If we have too little free space, try to free cache 8705 * before giving up. 8706 */ 8707 if (!origin.staged && pkgLite.recommendedInstallLocation 8708 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8709 // TODO: focus freeing disk space on the target device 8710 final StorageManager storage = StorageManager.from(mContext); 8711 final long lowThreshold = storage.getStorageLowBytes( 8712 Environment.getDataDirectory()); 8713 8714 final long sizeBytes = mContainerService.calculateInstalledSize( 8715 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8716 8717 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8718 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8719 installFlags, packageAbiOverride); 8720 } 8721 8722 /* 8723 * The cache free must have deleted the file we 8724 * downloaded to install. 8725 * 8726 * TODO: fix the "freeCache" call to not delete 8727 * the file we care about. 8728 */ 8729 if (pkgLite.recommendedInstallLocation 8730 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8731 pkgLite.recommendedInstallLocation 8732 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8733 } 8734 } 8735 } 8736 8737 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8738 int loc = pkgLite.recommendedInstallLocation; 8739 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8740 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8741 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8742 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8743 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8744 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8745 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8746 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8747 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8748 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8749 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8750 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8751 } else { 8752 // Override with defaults if needed. 8753 loc = installLocationPolicy(pkgLite); 8754 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8755 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8756 } else if (!onSd && !onInt) { 8757 // Override install location with flags 8758 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8759 // Set the flag to install on external media. 8760 installFlags |= PackageManager.INSTALL_EXTERNAL; 8761 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8762 } else { 8763 // Make sure the flag for installing on external 8764 // media is unset 8765 installFlags |= PackageManager.INSTALL_INTERNAL; 8766 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8767 } 8768 } 8769 } 8770 } 8771 8772 final InstallArgs args = createInstallArgs(this); 8773 mArgs = args; 8774 8775 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8776 /* 8777 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8778 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8779 */ 8780 int userIdentifier = getUser().getIdentifier(); 8781 if (userIdentifier == UserHandle.USER_ALL 8782 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8783 userIdentifier = UserHandle.USER_OWNER; 8784 } 8785 8786 /* 8787 * Determine if we have any installed package verifiers. If we 8788 * do, then we'll defer to them to verify the packages. 8789 */ 8790 final int requiredUid = mRequiredVerifierPackage == null ? -1 8791 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8792 if (!origin.existing && requiredUid != -1 8793 && isVerificationEnabled(userIdentifier, installFlags)) { 8794 final Intent verification = new Intent( 8795 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8796 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8797 PACKAGE_MIME_TYPE); 8798 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8799 8800 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8801 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8802 0 /* TODO: Which userId? */); 8803 8804 if (DEBUG_VERIFY) { 8805 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8806 + verification.toString() + " with " + pkgLite.verifiers.length 8807 + " optional verifiers"); 8808 } 8809 8810 final int verificationId = mPendingVerificationToken++; 8811 8812 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8813 8814 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8815 installerPackageName); 8816 8817 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8818 installFlags); 8819 8820 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8821 pkgLite.packageName); 8822 8823 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8824 pkgLite.versionCode); 8825 8826 if (verificationParams != null) { 8827 if (verificationParams.getVerificationURI() != null) { 8828 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8829 verificationParams.getVerificationURI()); 8830 } 8831 if (verificationParams.getOriginatingURI() != null) { 8832 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8833 verificationParams.getOriginatingURI()); 8834 } 8835 if (verificationParams.getReferrer() != null) { 8836 verification.putExtra(Intent.EXTRA_REFERRER, 8837 verificationParams.getReferrer()); 8838 } 8839 if (verificationParams.getOriginatingUid() >= 0) { 8840 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8841 verificationParams.getOriginatingUid()); 8842 } 8843 if (verificationParams.getInstallerUid() >= 0) { 8844 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8845 verificationParams.getInstallerUid()); 8846 } 8847 } 8848 8849 final PackageVerificationState verificationState = new PackageVerificationState( 8850 requiredUid, args); 8851 8852 mPendingVerification.append(verificationId, verificationState); 8853 8854 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8855 receivers, verificationState); 8856 8857 /* 8858 * If any sufficient verifiers were listed in the package 8859 * manifest, attempt to ask them. 8860 */ 8861 if (sufficientVerifiers != null) { 8862 final int N = sufficientVerifiers.size(); 8863 if (N == 0) { 8864 Slog.i(TAG, "Additional verifiers required, but none installed."); 8865 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8866 } else { 8867 for (int i = 0; i < N; i++) { 8868 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8869 8870 final Intent sufficientIntent = new Intent(verification); 8871 sufficientIntent.setComponent(verifierComponent); 8872 8873 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8874 } 8875 } 8876 } 8877 8878 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8879 mRequiredVerifierPackage, receivers); 8880 if (ret == PackageManager.INSTALL_SUCCEEDED 8881 && mRequiredVerifierPackage != null) { 8882 /* 8883 * Send the intent to the required verification agent, 8884 * but only start the verification timeout after the 8885 * target BroadcastReceivers have run. 8886 */ 8887 verification.setComponent(requiredVerifierComponent); 8888 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8889 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8890 new BroadcastReceiver() { 8891 @Override 8892 public void onReceive(Context context, Intent intent) { 8893 final Message msg = mHandler 8894 .obtainMessage(CHECK_PENDING_VERIFICATION); 8895 msg.arg1 = verificationId; 8896 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8897 } 8898 }, null, 0, null, null); 8899 8900 /* 8901 * We don't want the copy to proceed until verification 8902 * succeeds, so null out this field. 8903 */ 8904 mArgs = null; 8905 } 8906 } else { 8907 /* 8908 * No package verification is enabled, so immediately start 8909 * the remote call to initiate copy using temporary file. 8910 */ 8911 ret = args.copyApk(mContainerService, true); 8912 } 8913 } 8914 8915 mRet = ret; 8916 } 8917 8918 @Override 8919 void handleReturnCode() { 8920 // If mArgs is null, then MCS couldn't be reached. When it 8921 // reconnects, it will try again to install. At that point, this 8922 // will succeed. 8923 if (mArgs != null) { 8924 processPendingInstall(mArgs, mRet); 8925 } 8926 } 8927 8928 @Override 8929 void handleServiceError() { 8930 mArgs = createInstallArgs(this); 8931 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8932 } 8933 8934 public boolean isForwardLocked() { 8935 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8936 } 8937 } 8938 8939 /** 8940 * Used during creation of InstallArgs 8941 * 8942 * @param installFlags package installation flags 8943 * @return true if should be installed on external storage 8944 */ 8945 private static boolean installOnSd(int installFlags) { 8946 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8947 return false; 8948 } 8949 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8950 return true; 8951 } 8952 return false; 8953 } 8954 8955 /** 8956 * Used during creation of InstallArgs 8957 * 8958 * @param installFlags package installation flags 8959 * @return true if should be installed as forward locked 8960 */ 8961 private static boolean installForwardLocked(int installFlags) { 8962 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8963 } 8964 8965 private InstallArgs createInstallArgs(InstallParams params) { 8966 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8967 return new AsecInstallArgs(params); 8968 } else { 8969 return new FileInstallArgs(params); 8970 } 8971 } 8972 8973 /** 8974 * Create args that describe an existing installed package. Typically used 8975 * when cleaning up old installs, or used as a move source. 8976 */ 8977 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8978 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8979 final boolean isInAsec; 8980 if (installOnSd(installFlags)) { 8981 /* Apps on SD card are always in ASEC containers. */ 8982 isInAsec = true; 8983 } else if (installForwardLocked(installFlags) 8984 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8985 /* 8986 * Forward-locked apps are only in ASEC containers if they're the 8987 * new style 8988 */ 8989 isInAsec = true; 8990 } else { 8991 isInAsec = false; 8992 } 8993 8994 if (isInAsec) { 8995 return new AsecInstallArgs(codePath, instructionSets, 8996 installOnSd(installFlags), installForwardLocked(installFlags)); 8997 } else { 8998 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8999 instructionSets); 9000 } 9001 } 9002 9003 static abstract class InstallArgs { 9004 /** @see InstallParams#origin */ 9005 final OriginInfo origin; 9006 9007 final IPackageInstallObserver2 observer; 9008 // Always refers to PackageManager flags only 9009 final int installFlags; 9010 final String installerPackageName; 9011 final ManifestDigest manifestDigest; 9012 final UserHandle user; 9013 final String abiOverride; 9014 9015 // The list of instruction sets supported by this app. This is currently 9016 // only used during the rmdex() phase to clean up resources. We can get rid of this 9017 // if we move dex files under the common app path. 9018 /* nullable */ String[] instructionSets; 9019 9020 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9021 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 9022 String[] instructionSets, String abiOverride) { 9023 this.origin = origin; 9024 this.installFlags = installFlags; 9025 this.observer = observer; 9026 this.installerPackageName = installerPackageName; 9027 this.manifestDigest = manifestDigest; 9028 this.user = user; 9029 this.instructionSets = instructionSets; 9030 this.abiOverride = abiOverride; 9031 } 9032 9033 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9034 abstract int doPreInstall(int status); 9035 9036 /** 9037 * Rename package into final resting place. All paths on the given 9038 * scanned package should be updated to reflect the rename. 9039 */ 9040 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9041 abstract int doPostInstall(int status, int uid); 9042 9043 /** @see PackageSettingBase#codePathString */ 9044 abstract String getCodePath(); 9045 /** @see PackageSettingBase#resourcePathString */ 9046 abstract String getResourcePath(); 9047 abstract String getLegacyNativeLibraryPath(); 9048 9049 // Need installer lock especially for dex file removal. 9050 abstract void cleanUpResourcesLI(); 9051 abstract boolean doPostDeleteLI(boolean delete); 9052 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9053 9054 /** 9055 * Called before the source arguments are copied. This is used mostly 9056 * for MoveParams when it needs to read the source file to put it in the 9057 * destination. 9058 */ 9059 int doPreCopy() { 9060 return PackageManager.INSTALL_SUCCEEDED; 9061 } 9062 9063 /** 9064 * Called after the source arguments are copied. This is used mostly for 9065 * MoveParams when it needs to read the source file to put it in the 9066 * destination. 9067 * 9068 * @return 9069 */ 9070 int doPostCopy(int uid) { 9071 return PackageManager.INSTALL_SUCCEEDED; 9072 } 9073 9074 protected boolean isFwdLocked() { 9075 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9076 } 9077 9078 protected boolean isExternal() { 9079 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9080 } 9081 9082 UserHandle getUser() { 9083 return user; 9084 } 9085 } 9086 9087 /** 9088 * Logic to handle installation of non-ASEC applications, including copying 9089 * and renaming logic. 9090 */ 9091 class FileInstallArgs extends InstallArgs { 9092 private File codeFile; 9093 private File resourceFile; 9094 private File legacyNativeLibraryPath; 9095 9096 // Example topology: 9097 // /data/app/com.example/base.apk 9098 // /data/app/com.example/split_foo.apk 9099 // /data/app/com.example/lib/arm/libfoo.so 9100 // /data/app/com.example/lib/arm64/libfoo.so 9101 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9102 9103 /** New install */ 9104 FileInstallArgs(InstallParams params) { 9105 super(params.origin, params.observer, params.installFlags, 9106 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9107 null /* instruction sets */, params.packageAbiOverride); 9108 if (isFwdLocked()) { 9109 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9110 } 9111 } 9112 9113 /** Existing install */ 9114 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9115 String[] instructionSets) { 9116 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9117 this.codeFile = (codePath != null) ? new File(codePath) : null; 9118 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9119 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9120 new File(legacyNativeLibraryPath) : null; 9121 } 9122 9123 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9124 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9125 isFwdLocked(), abiOverride); 9126 9127 final StorageManager storage = StorageManager.from(mContext); 9128 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9129 } 9130 9131 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9132 if (origin.staged) { 9133 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9134 codeFile = origin.file; 9135 resourceFile = origin.file; 9136 return PackageManager.INSTALL_SUCCEEDED; 9137 } 9138 9139 try { 9140 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9141 codeFile = tempDir; 9142 resourceFile = tempDir; 9143 } catch (IOException e) { 9144 Slog.w(TAG, "Failed to create copy file: " + e); 9145 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9146 } 9147 9148 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9149 @Override 9150 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9151 if (!FileUtils.isValidExtFilename(name)) { 9152 throw new IllegalArgumentException("Invalid filename: " + name); 9153 } 9154 try { 9155 final File file = new File(codeFile, name); 9156 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9157 O_RDWR | O_CREAT, 0644); 9158 Os.chmod(file.getAbsolutePath(), 0644); 9159 return new ParcelFileDescriptor(fd); 9160 } catch (ErrnoException e) { 9161 throw new RemoteException("Failed to open: " + e.getMessage()); 9162 } 9163 } 9164 }; 9165 9166 int ret = PackageManager.INSTALL_SUCCEEDED; 9167 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9168 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9169 Slog.e(TAG, "Failed to copy package"); 9170 return ret; 9171 } 9172 9173 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9174 NativeLibraryHelper.Handle handle = null; 9175 try { 9176 handle = NativeLibraryHelper.Handle.create(codeFile); 9177 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9178 abiOverride); 9179 } catch (IOException e) { 9180 Slog.e(TAG, "Copying native libraries failed", e); 9181 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9182 } finally { 9183 IoUtils.closeQuietly(handle); 9184 } 9185 9186 return ret; 9187 } 9188 9189 int doPreInstall(int status) { 9190 if (status != PackageManager.INSTALL_SUCCEEDED) { 9191 cleanUp(); 9192 } 9193 return status; 9194 } 9195 9196 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9197 if (status != PackageManager.INSTALL_SUCCEEDED) { 9198 cleanUp(); 9199 return false; 9200 } else { 9201 final File beforeCodeFile = codeFile; 9202 final File afterCodeFile = getNextCodePath(pkg.packageName); 9203 9204 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9205 try { 9206 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9207 } catch (ErrnoException e) { 9208 Slog.d(TAG, "Failed to rename", e); 9209 return false; 9210 } 9211 9212 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9213 Slog.d(TAG, "Failed to restorecon"); 9214 return false; 9215 } 9216 9217 // Reflect the rename internally 9218 codeFile = afterCodeFile; 9219 resourceFile = afterCodeFile; 9220 9221 // Reflect the rename in scanned details 9222 pkg.codePath = afterCodeFile.getAbsolutePath(); 9223 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9224 pkg.baseCodePath); 9225 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9226 pkg.splitCodePaths); 9227 9228 // Reflect the rename in app info 9229 pkg.applicationInfo.setCodePath(pkg.codePath); 9230 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9231 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9232 pkg.applicationInfo.setResourcePath(pkg.codePath); 9233 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9234 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9235 9236 return true; 9237 } 9238 } 9239 9240 int doPostInstall(int status, int uid) { 9241 if (status != PackageManager.INSTALL_SUCCEEDED) { 9242 cleanUp(); 9243 } 9244 return status; 9245 } 9246 9247 @Override 9248 String getCodePath() { 9249 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9250 } 9251 9252 @Override 9253 String getResourcePath() { 9254 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9255 } 9256 9257 @Override 9258 String getLegacyNativeLibraryPath() { 9259 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9260 } 9261 9262 private boolean cleanUp() { 9263 if (codeFile == null || !codeFile.exists()) { 9264 return false; 9265 } 9266 9267 if (codeFile.isDirectory()) { 9268 FileUtils.deleteContents(codeFile); 9269 } 9270 codeFile.delete(); 9271 9272 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9273 resourceFile.delete(); 9274 } 9275 9276 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9277 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9278 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9279 } 9280 legacyNativeLibraryPath.delete(); 9281 } 9282 9283 return true; 9284 } 9285 9286 void cleanUpResourcesLI() { 9287 // Try enumerating all code paths before deleting 9288 List<String> allCodePaths = Collections.EMPTY_LIST; 9289 if (codeFile != null && codeFile.exists()) { 9290 try { 9291 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9292 allCodePaths = pkg.getAllCodePaths(); 9293 } catch (PackageParserException e) { 9294 // Ignored; we tried our best 9295 } 9296 } 9297 9298 cleanUp(); 9299 9300 if (!allCodePaths.isEmpty()) { 9301 if (instructionSets == null) { 9302 throw new IllegalStateException("instructionSet == null"); 9303 } 9304 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9305 for (String codePath : allCodePaths) { 9306 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9307 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9308 if (retCode < 0) { 9309 Slog.w(TAG, "Couldn't remove dex file for package: " 9310 + " at location " + codePath + ", retcode=" + retCode); 9311 // we don't consider this to be a failure of the core package deletion 9312 } 9313 } 9314 } 9315 } 9316 } 9317 9318 boolean doPostDeleteLI(boolean delete) { 9319 // XXX err, shouldn't we respect the delete flag? 9320 cleanUpResourcesLI(); 9321 return true; 9322 } 9323 } 9324 9325 private boolean isAsecExternal(String cid) { 9326 final String asecPath = PackageHelper.getSdFilesystem(cid); 9327 return !asecPath.startsWith(mAsecInternalPath); 9328 } 9329 9330 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9331 PackageManagerException { 9332 if (copyRet < 0) { 9333 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9334 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9335 throw new PackageManagerException(copyRet, message); 9336 } 9337 } 9338 } 9339 9340 /** 9341 * Extract the MountService "container ID" from the full code path of an 9342 * .apk. 9343 */ 9344 static String cidFromCodePath(String fullCodePath) { 9345 int eidx = fullCodePath.lastIndexOf("/"); 9346 String subStr1 = fullCodePath.substring(0, eidx); 9347 int sidx = subStr1.lastIndexOf("/"); 9348 return subStr1.substring(sidx+1, eidx); 9349 } 9350 9351 /** 9352 * Logic to handle installation of ASEC applications, including copying and 9353 * renaming logic. 9354 */ 9355 class AsecInstallArgs extends InstallArgs { 9356 static final String RES_FILE_NAME = "pkg.apk"; 9357 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9358 9359 String cid; 9360 String packagePath; 9361 String resourcePath; 9362 String legacyNativeLibraryDir; 9363 9364 /** New install */ 9365 AsecInstallArgs(InstallParams params) { 9366 super(params.origin, params.observer, params.installFlags, 9367 params.installerPackageName, params.getManifestDigest(), 9368 params.getUser(), null /* instruction sets */, 9369 params.packageAbiOverride); 9370 } 9371 9372 /** Existing install */ 9373 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9374 boolean isExternal, boolean isForwardLocked) { 9375 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9376 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9377 instructionSets, null); 9378 // Hackily pretend we're still looking at a full code path 9379 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9380 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9381 } 9382 9383 // Extract cid from fullCodePath 9384 int eidx = fullCodePath.lastIndexOf("/"); 9385 String subStr1 = fullCodePath.substring(0, eidx); 9386 int sidx = subStr1.lastIndexOf("/"); 9387 cid = subStr1.substring(sidx+1, eidx); 9388 setMountPath(subStr1); 9389 } 9390 9391 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9392 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9393 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9394 instructionSets, null); 9395 this.cid = cid; 9396 setMountPath(PackageHelper.getSdDir(cid)); 9397 } 9398 9399 void createCopyFile() { 9400 cid = mInstallerService.allocateExternalStageCidLegacy(); 9401 } 9402 9403 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9404 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9405 abiOverride); 9406 9407 final File target; 9408 if (isExternal()) { 9409 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9410 } else { 9411 target = Environment.getDataDirectory(); 9412 } 9413 9414 final StorageManager storage = StorageManager.from(mContext); 9415 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9416 } 9417 9418 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9419 if (origin.staged) { 9420 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9421 cid = origin.cid; 9422 setMountPath(PackageHelper.getSdDir(cid)); 9423 return PackageManager.INSTALL_SUCCEEDED; 9424 } 9425 9426 if (temp) { 9427 createCopyFile(); 9428 } else { 9429 /* 9430 * Pre-emptively destroy the container since it's destroyed if 9431 * copying fails due to it existing anyway. 9432 */ 9433 PackageHelper.destroySdDir(cid); 9434 } 9435 9436 final String newMountPath = imcs.copyPackageToContainer( 9437 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9438 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9439 9440 if (newMountPath != null) { 9441 setMountPath(newMountPath); 9442 return PackageManager.INSTALL_SUCCEEDED; 9443 } else { 9444 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9445 } 9446 } 9447 9448 @Override 9449 String getCodePath() { 9450 return packagePath; 9451 } 9452 9453 @Override 9454 String getResourcePath() { 9455 return resourcePath; 9456 } 9457 9458 @Override 9459 String getLegacyNativeLibraryPath() { 9460 return legacyNativeLibraryDir; 9461 } 9462 9463 int doPreInstall(int status) { 9464 if (status != PackageManager.INSTALL_SUCCEEDED) { 9465 // Destroy container 9466 PackageHelper.destroySdDir(cid); 9467 } else { 9468 boolean mounted = PackageHelper.isContainerMounted(cid); 9469 if (!mounted) { 9470 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9471 Process.SYSTEM_UID); 9472 if (newMountPath != null) { 9473 setMountPath(newMountPath); 9474 } else { 9475 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9476 } 9477 } 9478 } 9479 return status; 9480 } 9481 9482 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9483 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9484 String newMountPath = null; 9485 if (PackageHelper.isContainerMounted(cid)) { 9486 // Unmount the container 9487 if (!PackageHelper.unMountSdDir(cid)) { 9488 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9489 return false; 9490 } 9491 } 9492 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9493 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9494 " which might be stale. Will try to clean up."); 9495 // Clean up the stale container and proceed to recreate. 9496 if (!PackageHelper.destroySdDir(newCacheId)) { 9497 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9498 return false; 9499 } 9500 // Successfully cleaned up stale container. Try to rename again. 9501 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9502 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9503 + " inspite of cleaning it up."); 9504 return false; 9505 } 9506 } 9507 if (!PackageHelper.isContainerMounted(newCacheId)) { 9508 Slog.w(TAG, "Mounting container " + newCacheId); 9509 newMountPath = PackageHelper.mountSdDir(newCacheId, 9510 getEncryptKey(), Process.SYSTEM_UID); 9511 } else { 9512 newMountPath = PackageHelper.getSdDir(newCacheId); 9513 } 9514 if (newMountPath == null) { 9515 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9516 return false; 9517 } 9518 Log.i(TAG, "Succesfully renamed " + cid + 9519 " to " + newCacheId + 9520 " at new path: " + newMountPath); 9521 cid = newCacheId; 9522 9523 final File beforeCodeFile = new File(packagePath); 9524 setMountPath(newMountPath); 9525 final File afterCodeFile = new File(packagePath); 9526 9527 // Reflect the rename in scanned details 9528 pkg.codePath = afterCodeFile.getAbsolutePath(); 9529 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9530 pkg.baseCodePath); 9531 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9532 pkg.splitCodePaths); 9533 9534 // Reflect the rename in app info 9535 pkg.applicationInfo.setCodePath(pkg.codePath); 9536 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9537 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9538 pkg.applicationInfo.setResourcePath(pkg.codePath); 9539 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9540 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9541 9542 return true; 9543 } 9544 9545 private void setMountPath(String mountPath) { 9546 final File mountFile = new File(mountPath); 9547 9548 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9549 if (monolithicFile.exists()) { 9550 packagePath = monolithicFile.getAbsolutePath(); 9551 if (isFwdLocked()) { 9552 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9553 } else { 9554 resourcePath = packagePath; 9555 } 9556 } else { 9557 packagePath = mountFile.getAbsolutePath(); 9558 resourcePath = packagePath; 9559 } 9560 9561 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9562 } 9563 9564 int doPostInstall(int status, int uid) { 9565 if (status != PackageManager.INSTALL_SUCCEEDED) { 9566 cleanUp(); 9567 } else { 9568 final int groupOwner; 9569 final String protectedFile; 9570 if (isFwdLocked()) { 9571 groupOwner = UserHandle.getSharedAppGid(uid); 9572 protectedFile = RES_FILE_NAME; 9573 } else { 9574 groupOwner = -1; 9575 protectedFile = null; 9576 } 9577 9578 if (uid < Process.FIRST_APPLICATION_UID 9579 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9580 Slog.e(TAG, "Failed to finalize " + cid); 9581 PackageHelper.destroySdDir(cid); 9582 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9583 } 9584 9585 boolean mounted = PackageHelper.isContainerMounted(cid); 9586 if (!mounted) { 9587 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9588 } 9589 } 9590 return status; 9591 } 9592 9593 private void cleanUp() { 9594 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9595 9596 // Destroy secure container 9597 PackageHelper.destroySdDir(cid); 9598 } 9599 9600 private List<String> getAllCodePaths() { 9601 final File codeFile = new File(getCodePath()); 9602 if (codeFile != null && codeFile.exists()) { 9603 try { 9604 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9605 return pkg.getAllCodePaths(); 9606 } catch (PackageParserException e) { 9607 // Ignored; we tried our best 9608 } 9609 } 9610 return Collections.EMPTY_LIST; 9611 } 9612 9613 void cleanUpResourcesLI() { 9614 // Enumerate all code paths before deleting 9615 cleanUpResourcesLI(getAllCodePaths()); 9616 } 9617 9618 private void cleanUpResourcesLI(List<String> allCodePaths) { 9619 cleanUp(); 9620 9621 if (!allCodePaths.isEmpty()) { 9622 if (instructionSets == null) { 9623 throw new IllegalStateException("instructionSet == null"); 9624 } 9625 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9626 for (String codePath : allCodePaths) { 9627 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9628 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9629 if (retCode < 0) { 9630 Slog.w(TAG, "Couldn't remove dex file for package: " 9631 + " at location " + codePath + ", retcode=" + retCode); 9632 // we don't consider this to be a failure of the core package deletion 9633 } 9634 } 9635 } 9636 } 9637 } 9638 9639 boolean matchContainer(String app) { 9640 if (cid.startsWith(app)) { 9641 return true; 9642 } 9643 return false; 9644 } 9645 9646 String getPackageName() { 9647 return getAsecPackageName(cid); 9648 } 9649 9650 boolean doPostDeleteLI(boolean delete) { 9651 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9652 final List<String> allCodePaths = getAllCodePaths(); 9653 boolean mounted = PackageHelper.isContainerMounted(cid); 9654 if (mounted) { 9655 // Unmount first 9656 if (PackageHelper.unMountSdDir(cid)) { 9657 mounted = false; 9658 } 9659 } 9660 if (!mounted && delete) { 9661 cleanUpResourcesLI(allCodePaths); 9662 } 9663 return !mounted; 9664 } 9665 9666 @Override 9667 int doPreCopy() { 9668 if (isFwdLocked()) { 9669 if (!PackageHelper.fixSdPermissions(cid, 9670 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9671 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9672 } 9673 } 9674 9675 return PackageManager.INSTALL_SUCCEEDED; 9676 } 9677 9678 @Override 9679 int doPostCopy(int uid) { 9680 if (isFwdLocked()) { 9681 if (uid < Process.FIRST_APPLICATION_UID 9682 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9683 RES_FILE_NAME)) { 9684 Slog.e(TAG, "Failed to finalize " + cid); 9685 PackageHelper.destroySdDir(cid); 9686 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9687 } 9688 } 9689 9690 return PackageManager.INSTALL_SUCCEEDED; 9691 } 9692 } 9693 9694 static String getAsecPackageName(String packageCid) { 9695 int idx = packageCid.lastIndexOf("-"); 9696 if (idx == -1) { 9697 return packageCid; 9698 } 9699 return packageCid.substring(0, idx); 9700 } 9701 9702 // Utility method used to create code paths based on package name and available index. 9703 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9704 String idxStr = ""; 9705 int idx = 1; 9706 // Fall back to default value of idx=1 if prefix is not 9707 // part of oldCodePath 9708 if (oldCodePath != null) { 9709 String subStr = oldCodePath; 9710 // Drop the suffix right away 9711 if (suffix != null && subStr.endsWith(suffix)) { 9712 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9713 } 9714 // If oldCodePath already contains prefix find out the 9715 // ending index to either increment or decrement. 9716 int sidx = subStr.lastIndexOf(prefix); 9717 if (sidx != -1) { 9718 subStr = subStr.substring(sidx + prefix.length()); 9719 if (subStr != null) { 9720 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9721 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9722 } 9723 try { 9724 idx = Integer.parseInt(subStr); 9725 if (idx <= 1) { 9726 idx++; 9727 } else { 9728 idx--; 9729 } 9730 } catch(NumberFormatException e) { 9731 } 9732 } 9733 } 9734 } 9735 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9736 return prefix + idxStr; 9737 } 9738 9739 private File getNextCodePath(String packageName) { 9740 int suffix = 1; 9741 File result; 9742 do { 9743 result = new File(mAppInstallDir, packageName + "-" + suffix); 9744 suffix++; 9745 } while (result.exists()); 9746 return result; 9747 } 9748 9749 // Utility method used to ignore ADD/REMOVE events 9750 // by directory observer. 9751 private static boolean ignoreCodePath(String fullPathStr) { 9752 String apkName = deriveCodePathName(fullPathStr); 9753 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9754 if (idx != -1 && ((idx+1) < apkName.length())) { 9755 // Make sure the package ends with a numeral 9756 String version = apkName.substring(idx+1); 9757 try { 9758 Integer.parseInt(version); 9759 return true; 9760 } catch (NumberFormatException e) {} 9761 } 9762 return false; 9763 } 9764 9765 // Utility method that returns the relative package path with respect 9766 // to the installation directory. Like say for /data/data/com.test-1.apk 9767 // string com.test-1 is returned. 9768 static String deriveCodePathName(String codePath) { 9769 if (codePath == null) { 9770 return null; 9771 } 9772 final File codeFile = new File(codePath); 9773 final String name = codeFile.getName(); 9774 if (codeFile.isDirectory()) { 9775 return name; 9776 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9777 final int lastDot = name.lastIndexOf('.'); 9778 return name.substring(0, lastDot); 9779 } else { 9780 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9781 return null; 9782 } 9783 } 9784 9785 class PackageInstalledInfo { 9786 String name; 9787 int uid; 9788 // The set of users that originally had this package installed. 9789 int[] origUsers; 9790 // The set of users that now have this package installed. 9791 int[] newUsers; 9792 PackageParser.Package pkg; 9793 int returnCode; 9794 String returnMsg; 9795 PackageRemovedInfo removedInfo; 9796 9797 public void setError(int code, String msg) { 9798 returnCode = code; 9799 returnMsg = msg; 9800 Slog.w(TAG, msg); 9801 } 9802 9803 public void setError(String msg, PackageParserException e) { 9804 returnCode = e.error; 9805 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9806 Slog.w(TAG, msg, e); 9807 } 9808 9809 public void setError(String msg, PackageManagerException e) { 9810 returnCode = e.error; 9811 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9812 Slog.w(TAG, msg, e); 9813 } 9814 9815 // In some error cases we want to convey more info back to the observer 9816 String origPackage; 9817 String origPermission; 9818 } 9819 9820 /* 9821 * Install a non-existing package. 9822 */ 9823 private void installNewPackageLI(PackageParser.Package pkg, 9824 int parseFlags, int scanFlags, UserHandle user, 9825 String installerPackageName, PackageInstalledInfo res) { 9826 // Remember this for later, in case we need to rollback this install 9827 String pkgName = pkg.packageName; 9828 9829 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9830 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9831 synchronized(mPackages) { 9832 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9833 // A package with the same name is already installed, though 9834 // it has been renamed to an older name. The package we 9835 // are trying to install should be installed as an update to 9836 // the existing one, but that has not been requested, so bail. 9837 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9838 + " without first uninstalling package running as " 9839 + mSettings.mRenamedPackages.get(pkgName)); 9840 return; 9841 } 9842 if (mPackages.containsKey(pkgName)) { 9843 // Don't allow installation over an existing package with the same name. 9844 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9845 + " without first uninstalling."); 9846 return; 9847 } 9848 } 9849 9850 try { 9851 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9852 System.currentTimeMillis(), user); 9853 9854 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9855 // delete the partially installed application. the data directory will have to be 9856 // restored if it was already existing 9857 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9858 // remove package from internal structures. Note that we want deletePackageX to 9859 // delete the package data and cache directories that it created in 9860 // scanPackageLocked, unless those directories existed before we even tried to 9861 // install. 9862 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9863 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9864 res.removedInfo, true); 9865 } 9866 9867 } catch (PackageManagerException e) { 9868 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9869 } 9870 } 9871 9872 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9873 // Upgrade keysets are being used. Determine if new package has a superset of the 9874 // required keys. 9875 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9876 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9877 for (int i = 0; i < upgradeKeySets.length; i++) { 9878 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9879 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9880 return true; 9881 } 9882 } 9883 return false; 9884 } 9885 9886 private void replacePackageLI(PackageParser.Package pkg, 9887 int parseFlags, int scanFlags, UserHandle user, 9888 String installerPackageName, PackageInstalledInfo res) { 9889 PackageParser.Package oldPackage; 9890 String pkgName = pkg.packageName; 9891 int[] allUsers; 9892 boolean[] perUserInstalled; 9893 9894 // First find the old package info and check signatures 9895 synchronized(mPackages) { 9896 oldPackage = mPackages.get(pkgName); 9897 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9898 PackageSetting ps = mSettings.mPackages.get(pkgName); 9899 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9900 // default to original signature matching 9901 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9902 != PackageManager.SIGNATURE_MATCH) { 9903 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9904 "New package has a different signature: " + pkgName); 9905 return; 9906 } 9907 } else { 9908 if(!checkUpgradeKeySetLP(ps, pkg)) { 9909 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9910 "New package not signed by keys specified by upgrade-keysets: " 9911 + pkgName); 9912 return; 9913 } 9914 } 9915 9916 // In case of rollback, remember per-user/profile install state 9917 allUsers = sUserManager.getUserIds(); 9918 perUserInstalled = new boolean[allUsers.length]; 9919 for (int i = 0; i < allUsers.length; i++) { 9920 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9921 } 9922 } 9923 9924 boolean sysPkg = (isSystemApp(oldPackage)); 9925 if (sysPkg) { 9926 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9927 user, allUsers, perUserInstalled, installerPackageName, res); 9928 } else { 9929 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9930 user, allUsers, perUserInstalled, installerPackageName, res); 9931 } 9932 } 9933 9934 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9935 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9936 int[] allUsers, boolean[] perUserInstalled, 9937 String installerPackageName, PackageInstalledInfo res) { 9938 String pkgName = deletedPackage.packageName; 9939 boolean deletedPkg = true; 9940 boolean updatedSettings = false; 9941 9942 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9943 + deletedPackage); 9944 long origUpdateTime; 9945 if (pkg.mExtras != null) { 9946 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9947 } else { 9948 origUpdateTime = 0; 9949 } 9950 9951 // First delete the existing package while retaining the data directory 9952 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9953 res.removedInfo, true)) { 9954 // If the existing package wasn't successfully deleted 9955 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9956 deletedPkg = false; 9957 } else { 9958 // Successfully deleted the old package; proceed with replace. 9959 9960 // If deleted package lived in a container, give users a chance to 9961 // relinquish resources before killing. 9962 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9963 if (DEBUG_INSTALL) { 9964 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9965 } 9966 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9967 final ArrayList<String> pkgList = new ArrayList<String>(1); 9968 pkgList.add(deletedPackage.applicationInfo.packageName); 9969 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9970 } 9971 9972 deleteCodeCacheDirsLI(pkgName); 9973 try { 9974 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9975 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9976 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9977 updatedSettings = true; 9978 } catch (PackageManagerException e) { 9979 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9980 } 9981 } 9982 9983 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9984 // remove package from internal structures. Note that we want deletePackageX to 9985 // delete the package data and cache directories that it created in 9986 // scanPackageLocked, unless those directories existed before we even tried to 9987 // install. 9988 if(updatedSettings) { 9989 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9990 deletePackageLI( 9991 pkgName, null, true, allUsers, perUserInstalled, 9992 PackageManager.DELETE_KEEP_DATA, 9993 res.removedInfo, true); 9994 } 9995 // Since we failed to install the new package we need to restore the old 9996 // package that we deleted. 9997 if (deletedPkg) { 9998 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9999 File restoreFile = new File(deletedPackage.codePath); 10000 // Parse old package 10001 boolean oldOnSd = isExternal(deletedPackage); 10002 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10003 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10004 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 10005 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10006 try { 10007 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10008 } catch (PackageManagerException e) { 10009 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10010 + e.getMessage()); 10011 return; 10012 } 10013 // Restore of old package succeeded. Update permissions. 10014 // writer 10015 synchronized (mPackages) { 10016 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10017 UPDATE_PERMISSIONS_ALL); 10018 // can downgrade to reader 10019 mSettings.writeLPr(); 10020 } 10021 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10022 } 10023 } 10024 } 10025 10026 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10027 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10028 int[] allUsers, boolean[] perUserInstalled, 10029 String installerPackageName, PackageInstalledInfo res) { 10030 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10031 + ", old=" + deletedPackage); 10032 boolean updatedSettings = false; 10033 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10034 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10035 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10036 } 10037 String packageName = deletedPackage.packageName; 10038 if (packageName == null) { 10039 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10040 "Attempt to delete null packageName."); 10041 return; 10042 } 10043 PackageParser.Package oldPkg; 10044 PackageSetting oldPkgSetting; 10045 // reader 10046 synchronized (mPackages) { 10047 oldPkg = mPackages.get(packageName); 10048 oldPkgSetting = mSettings.mPackages.get(packageName); 10049 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10050 (oldPkgSetting == null)) { 10051 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10052 "Couldn't find package:" + packageName + " information"); 10053 return; 10054 } 10055 } 10056 10057 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10058 10059 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10060 res.removedInfo.removedPackage = packageName; 10061 // Remove existing system package 10062 removePackageLI(oldPkgSetting, true); 10063 // writer 10064 synchronized (mPackages) { 10065 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10066 // We didn't need to disable the .apk as a current system package, 10067 // which means we are replacing another update that is already 10068 // installed. We need to make sure to delete the older one's .apk. 10069 res.removedInfo.args = createInstallArgsForExisting(0, 10070 deletedPackage.applicationInfo.getCodePath(), 10071 deletedPackage.applicationInfo.getResourcePath(), 10072 deletedPackage.applicationInfo.nativeLibraryRootDir, 10073 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10074 } else { 10075 res.removedInfo.args = null; 10076 } 10077 } 10078 10079 // Successfully disabled the old package. Now proceed with re-installation 10080 deleteCodeCacheDirsLI(packageName); 10081 10082 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10083 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10084 10085 PackageParser.Package newPackage = null; 10086 try { 10087 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10088 if (newPackage.mExtras != null) { 10089 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10090 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10091 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10092 10093 // is the update attempting to change shared user? that isn't going to work... 10094 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10095 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10096 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10097 + " to " + newPkgSetting.sharedUser); 10098 updatedSettings = true; 10099 } 10100 } 10101 10102 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10103 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10104 updatedSettings = true; 10105 } 10106 10107 } catch (PackageManagerException e) { 10108 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10109 } 10110 10111 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10112 // Re installation failed. Restore old information 10113 // Remove new pkg information 10114 if (newPackage != null) { 10115 removeInstalledPackageLI(newPackage, true); 10116 } 10117 // Add back the old system package 10118 try { 10119 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10120 } catch (PackageManagerException e) { 10121 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10122 } 10123 // Restore the old system information in Settings 10124 synchronized(mPackages) { 10125 if (updatedSettings) { 10126 mSettings.enableSystemPackageLPw(packageName); 10127 mSettings.setInstallerPackageName(packageName, 10128 oldPkgSetting.installerPackageName); 10129 } 10130 mSettings.writeLPr(); 10131 } 10132 } 10133 } 10134 10135 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10136 int[] allUsers, boolean[] perUserInstalled, 10137 PackageInstalledInfo res) { 10138 String pkgName = newPackage.packageName; 10139 synchronized (mPackages) { 10140 //write settings. the installStatus will be incomplete at this stage. 10141 //note that the new package setting would have already been 10142 //added to mPackages. It hasn't been persisted yet. 10143 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10144 mSettings.writeLPr(); 10145 } 10146 10147 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10148 10149 synchronized (mPackages) { 10150 updatePermissionsLPw(newPackage.packageName, newPackage, 10151 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10152 ? UPDATE_PERMISSIONS_ALL : 0)); 10153 // For system-bundled packages, we assume that installing an upgraded version 10154 // of the package implies that the user actually wants to run that new code, 10155 // so we enable the package. 10156 if (isSystemApp(newPackage)) { 10157 // NB: implicit assumption that system package upgrades apply to all users 10158 if (DEBUG_INSTALL) { 10159 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10160 } 10161 PackageSetting ps = mSettings.mPackages.get(pkgName); 10162 if (ps != null) { 10163 if (res.origUsers != null) { 10164 for (int userHandle : res.origUsers) { 10165 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10166 userHandle, installerPackageName); 10167 } 10168 } 10169 // Also convey the prior install/uninstall state 10170 if (allUsers != null && perUserInstalled != null) { 10171 for (int i = 0; i < allUsers.length; i++) { 10172 if (DEBUG_INSTALL) { 10173 Slog.d(TAG, " user " + allUsers[i] 10174 + " => " + perUserInstalled[i]); 10175 } 10176 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10177 } 10178 // these install state changes will be persisted in the 10179 // upcoming call to mSettings.writeLPr(). 10180 } 10181 } 10182 } 10183 res.name = pkgName; 10184 res.uid = newPackage.applicationInfo.uid; 10185 res.pkg = newPackage; 10186 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10187 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10188 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10189 //to update install status 10190 mSettings.writeLPr(); 10191 } 10192 } 10193 10194 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10195 final int installFlags = args.installFlags; 10196 String installerPackageName = args.installerPackageName; 10197 File tmpPackageFile = new File(args.getCodePath()); 10198 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10199 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10200 boolean replace = false; 10201 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10202 // Result object to be returned 10203 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10204 10205 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10206 // Retrieve PackageSettings and parse package 10207 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10208 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10209 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10210 PackageParser pp = new PackageParser(); 10211 pp.setSeparateProcesses(mSeparateProcesses); 10212 pp.setDisplayMetrics(mMetrics); 10213 10214 final PackageParser.Package pkg; 10215 try { 10216 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10217 } catch (PackageParserException e) { 10218 res.setError("Failed parse during installPackageLI", e); 10219 return; 10220 } 10221 10222 // Mark that we have an install time CPU ABI override. 10223 pkg.cpuAbiOverride = args.abiOverride; 10224 10225 String pkgName = res.name = pkg.packageName; 10226 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10227 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10228 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10229 return; 10230 } 10231 } 10232 10233 try { 10234 pp.collectCertificates(pkg, parseFlags); 10235 pp.collectManifestDigest(pkg); 10236 } catch (PackageParserException e) { 10237 res.setError("Failed collect during installPackageLI", e); 10238 return; 10239 } 10240 10241 /* If the installer passed in a manifest digest, compare it now. */ 10242 if (args.manifestDigest != null) { 10243 if (DEBUG_INSTALL) { 10244 final String parsedManifest = pkg.manifestDigest == null ? "null" 10245 : pkg.manifestDigest.toString(); 10246 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10247 + parsedManifest); 10248 } 10249 10250 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10251 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10252 return; 10253 } 10254 } else if (DEBUG_INSTALL) { 10255 final String parsedManifest = pkg.manifestDigest == null 10256 ? "null" : pkg.manifestDigest.toString(); 10257 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10258 } 10259 10260 // Get rid of all references to package scan path via parser. 10261 pp = null; 10262 String oldCodePath = null; 10263 boolean systemApp = false; 10264 synchronized (mPackages) { 10265 // Check whether the newly-scanned package wants to define an already-defined perm 10266 int N = pkg.permissions.size(); 10267 for (int i = N-1; i >= 0; i--) { 10268 PackageParser.Permission perm = pkg.permissions.get(i); 10269 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10270 if (bp != null) { 10271 // If the defining package is signed with our cert, it's okay. This 10272 // also includes the "updating the same package" case, of course. 10273 // "updating same package" could also involve key-rotation. 10274 final boolean sigsOk; 10275 if (!bp.sourcePackage.equals(pkg.packageName) 10276 || !(bp.packageSetting instanceof PackageSetting) 10277 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10278 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10279 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10280 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10281 } else { 10282 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10283 } 10284 if (!sigsOk) { 10285 // If the owning package is the system itself, we log but allow 10286 // install to proceed; we fail the install on all other permission 10287 // redefinitions. 10288 if (!bp.sourcePackage.equals("android")) { 10289 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10290 + pkg.packageName + " attempting to redeclare permission " 10291 + perm.info.name + " already owned by " + bp.sourcePackage); 10292 res.origPermission = perm.info.name; 10293 res.origPackage = bp.sourcePackage; 10294 return; 10295 } else { 10296 Slog.w(TAG, "Package " + pkg.packageName 10297 + " attempting to redeclare system permission " 10298 + perm.info.name + "; ignoring new declaration"); 10299 pkg.permissions.remove(i); 10300 } 10301 } 10302 } 10303 } 10304 10305 // Check if installing already existing package 10306 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10307 String oldName = mSettings.mRenamedPackages.get(pkgName); 10308 if (pkg.mOriginalPackages != null 10309 && pkg.mOriginalPackages.contains(oldName) 10310 && mPackages.containsKey(oldName)) { 10311 // This package is derived from an original package, 10312 // and this device has been updating from that original 10313 // name. We must continue using the original name, so 10314 // rename the new package here. 10315 pkg.setPackageName(oldName); 10316 pkgName = pkg.packageName; 10317 replace = true; 10318 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10319 + oldName + " pkgName=" + pkgName); 10320 } else if (mPackages.containsKey(pkgName)) { 10321 // This package, under its official name, already exists 10322 // on the device; we should replace it. 10323 replace = true; 10324 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10325 } 10326 } 10327 PackageSetting ps = mSettings.mPackages.get(pkgName); 10328 if (ps != null) { 10329 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10330 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10331 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10332 systemApp = (ps.pkg.applicationInfo.flags & 10333 ApplicationInfo.FLAG_SYSTEM) != 0; 10334 } 10335 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10336 } 10337 } 10338 10339 if (systemApp && onSd) { 10340 // Disable updates to system apps on sdcard 10341 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10342 "Cannot install updates to system apps on sdcard"); 10343 return; 10344 } 10345 10346 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10347 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10348 return; 10349 } 10350 10351 if (replace) { 10352 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10353 installerPackageName, res); 10354 } else { 10355 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10356 args.user, installerPackageName, res); 10357 } 10358 synchronized (mPackages) { 10359 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10360 if (ps != null) { 10361 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10362 } 10363 } 10364 } 10365 10366 private static boolean isForwardLocked(PackageParser.Package pkg) { 10367 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10368 } 10369 10370 private static boolean isForwardLocked(ApplicationInfo info) { 10371 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10372 } 10373 10374 private boolean isForwardLocked(PackageSetting ps) { 10375 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10376 } 10377 10378 private static boolean isMultiArch(PackageSetting ps) { 10379 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10380 } 10381 10382 private static boolean isMultiArch(ApplicationInfo info) { 10383 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10384 } 10385 10386 private static boolean isExternal(PackageParser.Package pkg) { 10387 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10388 } 10389 10390 private static boolean isExternal(PackageSetting ps) { 10391 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10392 } 10393 10394 private static boolean isExternal(ApplicationInfo info) { 10395 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10396 } 10397 10398 private static boolean isSystemApp(PackageParser.Package pkg) { 10399 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10400 } 10401 10402 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10403 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10404 } 10405 10406 private static boolean isSystemApp(ApplicationInfo info) { 10407 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10408 } 10409 10410 private static boolean isSystemApp(PackageSetting ps) { 10411 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10412 } 10413 10414 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10415 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10416 } 10417 10418 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10419 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10420 } 10421 10422 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10423 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10424 } 10425 10426 private int packageFlagsToInstallFlags(PackageSetting ps) { 10427 int installFlags = 0; 10428 if (isExternal(ps)) { 10429 installFlags |= PackageManager.INSTALL_EXTERNAL; 10430 } 10431 if (isForwardLocked(ps)) { 10432 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10433 } 10434 return installFlags; 10435 } 10436 10437 private void deleteTempPackageFiles() { 10438 final FilenameFilter filter = new FilenameFilter() { 10439 public boolean accept(File dir, String name) { 10440 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10441 } 10442 }; 10443 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10444 file.delete(); 10445 } 10446 } 10447 10448 @Override 10449 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10450 int flags) { 10451 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10452 flags); 10453 } 10454 10455 @Override 10456 public void deletePackage(final String packageName, 10457 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10458 mContext.enforceCallingOrSelfPermission( 10459 android.Manifest.permission.DELETE_PACKAGES, null); 10460 final int uid = Binder.getCallingUid(); 10461 if (UserHandle.getUserId(uid) != userId) { 10462 mContext.enforceCallingPermission( 10463 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10464 "deletePackage for user " + userId); 10465 } 10466 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10467 try { 10468 observer.onPackageDeleted(packageName, 10469 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10470 } catch (RemoteException re) { 10471 } 10472 return; 10473 } 10474 10475 boolean uninstallBlocked = false; 10476 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10477 int[] users = sUserManager.getUserIds(); 10478 for (int i = 0; i < users.length; ++i) { 10479 if (getBlockUninstallForUser(packageName, users[i])) { 10480 uninstallBlocked = true; 10481 break; 10482 } 10483 } 10484 } else { 10485 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10486 } 10487 if (uninstallBlocked) { 10488 try { 10489 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10490 null); 10491 } catch (RemoteException re) { 10492 } 10493 return; 10494 } 10495 10496 if (DEBUG_REMOVE) { 10497 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10498 } 10499 // Queue up an async operation since the package deletion may take a little while. 10500 mHandler.post(new Runnable() { 10501 public void run() { 10502 mHandler.removeCallbacks(this); 10503 final int returnCode = deletePackageX(packageName, userId, flags); 10504 if (observer != null) { 10505 try { 10506 observer.onPackageDeleted(packageName, returnCode, null); 10507 } catch (RemoteException e) { 10508 Log.i(TAG, "Observer no longer exists."); 10509 } //end catch 10510 } //end if 10511 } //end run 10512 }); 10513 } 10514 10515 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10516 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10517 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10518 try { 10519 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10520 || dpm.isDeviceOwner(packageName))) { 10521 return true; 10522 } 10523 } catch (RemoteException e) { 10524 } 10525 return false; 10526 } 10527 10528 /** 10529 * This method is an internal method that could be get invoked either 10530 * to delete an installed package or to clean up a failed installation. 10531 * After deleting an installed package, a broadcast is sent to notify any 10532 * listeners that the package has been installed. For cleaning up a failed 10533 * installation, the broadcast is not necessary since the package's 10534 * installation wouldn't have sent the initial broadcast either 10535 * The key steps in deleting a package are 10536 * deleting the package information in internal structures like mPackages, 10537 * deleting the packages base directories through installd 10538 * updating mSettings to reflect current status 10539 * persisting settings for later use 10540 * sending a broadcast if necessary 10541 */ 10542 private int deletePackageX(String packageName, int userId, int flags) { 10543 final PackageRemovedInfo info = new PackageRemovedInfo(); 10544 final boolean res; 10545 10546 if (isPackageDeviceAdmin(packageName, userId)) { 10547 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10548 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10549 } 10550 10551 boolean removedForAllUsers = false; 10552 boolean systemUpdate = false; 10553 10554 // for the uninstall-updates case and restricted profiles, remember the per- 10555 // userhandle installed state 10556 int[] allUsers; 10557 boolean[] perUserInstalled; 10558 synchronized (mPackages) { 10559 PackageSetting ps = mSettings.mPackages.get(packageName); 10560 allUsers = sUserManager.getUserIds(); 10561 perUserInstalled = new boolean[allUsers.length]; 10562 for (int i = 0; i < allUsers.length; i++) { 10563 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10564 } 10565 } 10566 10567 synchronized (mInstallLock) { 10568 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10569 res = deletePackageLI(packageName, 10570 (flags & PackageManager.DELETE_ALL_USERS) != 0 10571 ? UserHandle.ALL : new UserHandle(userId), 10572 true, allUsers, perUserInstalled, 10573 flags | REMOVE_CHATTY, info, true); 10574 systemUpdate = info.isRemovedPackageSystemUpdate; 10575 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10576 removedForAllUsers = true; 10577 } 10578 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10579 + " removedForAllUsers=" + removedForAllUsers); 10580 } 10581 10582 if (res) { 10583 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10584 10585 // If the removed package was a system update, the old system package 10586 // was re-enabled; we need to broadcast this information 10587 if (systemUpdate) { 10588 Bundle extras = new Bundle(1); 10589 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10590 ? info.removedAppId : info.uid); 10591 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10592 10593 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10594 extras, null, null, null); 10595 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10596 extras, null, null, null); 10597 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10598 null, packageName, null, null); 10599 } 10600 } 10601 // Force a gc here. 10602 Runtime.getRuntime().gc(); 10603 // Delete the resources here after sending the broadcast to let 10604 // other processes clean up before deleting resources. 10605 if (info.args != null) { 10606 synchronized (mInstallLock) { 10607 info.args.doPostDeleteLI(true); 10608 } 10609 } 10610 10611 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10612 } 10613 10614 static class PackageRemovedInfo { 10615 String removedPackage; 10616 int uid = -1; 10617 int removedAppId = -1; 10618 int[] removedUsers = null; 10619 boolean isRemovedPackageSystemUpdate = false; 10620 // Clean up resources deleted packages. 10621 InstallArgs args = null; 10622 10623 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10624 Bundle extras = new Bundle(1); 10625 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10626 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10627 if (replacing) { 10628 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10629 } 10630 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10631 if (removedPackage != null) { 10632 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10633 extras, null, null, removedUsers); 10634 if (fullRemove && !replacing) { 10635 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10636 extras, null, null, removedUsers); 10637 } 10638 } 10639 if (removedAppId >= 0) { 10640 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10641 removedUsers); 10642 } 10643 } 10644 } 10645 10646 /* 10647 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10648 * flag is not set, the data directory is removed as well. 10649 * make sure this flag is set for partially installed apps. If not its meaningless to 10650 * delete a partially installed application. 10651 */ 10652 private void removePackageDataLI(PackageSetting ps, 10653 int[] allUserHandles, boolean[] perUserInstalled, 10654 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10655 String packageName = ps.name; 10656 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10657 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10658 // Retrieve object to delete permissions for shared user later on 10659 final PackageSetting deletedPs; 10660 // reader 10661 synchronized (mPackages) { 10662 deletedPs = mSettings.mPackages.get(packageName); 10663 if (outInfo != null) { 10664 outInfo.removedPackage = packageName; 10665 outInfo.removedUsers = deletedPs != null 10666 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10667 : null; 10668 } 10669 } 10670 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10671 removeDataDirsLI(packageName); 10672 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10673 } 10674 // writer 10675 synchronized (mPackages) { 10676 if (deletedPs != null) { 10677 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10678 if (outInfo != null) { 10679 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10680 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10681 } 10682 if (deletedPs != null) { 10683 updatePermissionsLPw(deletedPs.name, null, 0); 10684 if (deletedPs.sharedUser != null) { 10685 // remove permissions associated with package 10686 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10687 } 10688 } 10689 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10690 } 10691 // make sure to preserve per-user disabled state if this removal was just 10692 // a downgrade of a system app to the factory package 10693 if (allUserHandles != null && perUserInstalled != null) { 10694 if (DEBUG_REMOVE) { 10695 Slog.d(TAG, "Propagating install state across downgrade"); 10696 } 10697 for (int i = 0; i < allUserHandles.length; i++) { 10698 if (DEBUG_REMOVE) { 10699 Slog.d(TAG, " user " + allUserHandles[i] 10700 + " => " + perUserInstalled[i]); 10701 } 10702 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10703 } 10704 } 10705 } 10706 // can downgrade to reader 10707 if (writeSettings) { 10708 // Save settings now 10709 mSettings.writeLPr(); 10710 } 10711 } 10712 if (outInfo != null) { 10713 // A user ID was deleted here. Go through all users and remove it 10714 // from KeyStore. 10715 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10716 } 10717 } 10718 10719 static boolean locationIsPrivileged(File path) { 10720 try { 10721 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10722 .getCanonicalPath(); 10723 return path.getCanonicalPath().startsWith(privilegedAppDir); 10724 } catch (IOException e) { 10725 Slog.e(TAG, "Unable to access code path " + path); 10726 } 10727 return false; 10728 } 10729 10730 /* 10731 * Tries to delete system package. 10732 */ 10733 private boolean deleteSystemPackageLI(PackageSetting newPs, 10734 int[] allUserHandles, boolean[] perUserInstalled, 10735 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10736 final boolean applyUserRestrictions 10737 = (allUserHandles != null) && (perUserInstalled != null); 10738 PackageSetting disabledPs = null; 10739 // Confirm if the system package has been updated 10740 // An updated system app can be deleted. This will also have to restore 10741 // the system pkg from system partition 10742 // reader 10743 synchronized (mPackages) { 10744 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10745 } 10746 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10747 + " disabledPs=" + disabledPs); 10748 if (disabledPs == null) { 10749 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10750 return false; 10751 } else if (DEBUG_REMOVE) { 10752 Slog.d(TAG, "Deleting system pkg from data partition"); 10753 } 10754 if (DEBUG_REMOVE) { 10755 if (applyUserRestrictions) { 10756 Slog.d(TAG, "Remembering install states:"); 10757 for (int i = 0; i < allUserHandles.length; i++) { 10758 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10759 } 10760 } 10761 } 10762 // Delete the updated package 10763 outInfo.isRemovedPackageSystemUpdate = true; 10764 if (disabledPs.versionCode < newPs.versionCode) { 10765 // Delete data for downgrades 10766 flags &= ~PackageManager.DELETE_KEEP_DATA; 10767 } else { 10768 // Preserve data by setting flag 10769 flags |= PackageManager.DELETE_KEEP_DATA; 10770 } 10771 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10772 allUserHandles, perUserInstalled, outInfo, writeSettings); 10773 if (!ret) { 10774 return false; 10775 } 10776 // writer 10777 synchronized (mPackages) { 10778 // Reinstate the old system package 10779 mSettings.enableSystemPackageLPw(newPs.name); 10780 // Remove any native libraries from the upgraded package. 10781 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10782 } 10783 // Install the system package 10784 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10785 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10786 if (locationIsPrivileged(disabledPs.codePath)) { 10787 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10788 } 10789 10790 final PackageParser.Package newPkg; 10791 try { 10792 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10793 } catch (PackageManagerException e) { 10794 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10795 return false; 10796 } 10797 10798 // writer 10799 synchronized (mPackages) { 10800 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10801 updatePermissionsLPw(newPkg.packageName, newPkg, 10802 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10803 if (applyUserRestrictions) { 10804 if (DEBUG_REMOVE) { 10805 Slog.d(TAG, "Propagating install state across reinstall"); 10806 } 10807 for (int i = 0; i < allUserHandles.length; i++) { 10808 if (DEBUG_REMOVE) { 10809 Slog.d(TAG, " user " + allUserHandles[i] 10810 + " => " + perUserInstalled[i]); 10811 } 10812 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10813 } 10814 // Regardless of writeSettings we need to ensure that this restriction 10815 // state propagation is persisted 10816 mSettings.writeAllUsersPackageRestrictionsLPr(); 10817 } 10818 // can downgrade to reader here 10819 if (writeSettings) { 10820 mSettings.writeLPr(); 10821 } 10822 } 10823 return true; 10824 } 10825 10826 private boolean deleteInstalledPackageLI(PackageSetting ps, 10827 boolean deleteCodeAndResources, int flags, 10828 int[] allUserHandles, boolean[] perUserInstalled, 10829 PackageRemovedInfo outInfo, boolean writeSettings) { 10830 if (outInfo != null) { 10831 outInfo.uid = ps.appId; 10832 } 10833 10834 // Delete package data from internal structures and also remove data if flag is set 10835 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10836 10837 // Delete application code and resources 10838 if (deleteCodeAndResources && (outInfo != null)) { 10839 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10840 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10841 getAppDexInstructionSets(ps)); 10842 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10843 } 10844 return true; 10845 } 10846 10847 @Override 10848 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10849 int userId) { 10850 mContext.enforceCallingOrSelfPermission( 10851 android.Manifest.permission.DELETE_PACKAGES, null); 10852 synchronized (mPackages) { 10853 PackageSetting ps = mSettings.mPackages.get(packageName); 10854 if (ps == null) { 10855 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10856 return false; 10857 } 10858 if (!ps.getInstalled(userId)) { 10859 // Can't block uninstall for an app that is not installed or enabled. 10860 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10861 return false; 10862 } 10863 ps.setBlockUninstall(blockUninstall, userId); 10864 mSettings.writePackageRestrictionsLPr(userId); 10865 } 10866 return true; 10867 } 10868 10869 @Override 10870 public boolean getBlockUninstallForUser(String packageName, int userId) { 10871 synchronized (mPackages) { 10872 PackageSetting ps = mSettings.mPackages.get(packageName); 10873 if (ps == null) { 10874 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10875 return false; 10876 } 10877 return ps.getBlockUninstall(userId); 10878 } 10879 } 10880 10881 /* 10882 * This method handles package deletion in general 10883 */ 10884 private boolean deletePackageLI(String packageName, UserHandle user, 10885 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10886 int flags, PackageRemovedInfo outInfo, 10887 boolean writeSettings) { 10888 if (packageName == null) { 10889 Slog.w(TAG, "Attempt to delete null packageName."); 10890 return false; 10891 } 10892 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10893 PackageSetting ps; 10894 boolean dataOnly = false; 10895 int removeUser = -1; 10896 int appId = -1; 10897 synchronized (mPackages) { 10898 ps = mSettings.mPackages.get(packageName); 10899 if (ps == null) { 10900 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10901 return false; 10902 } 10903 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10904 && user.getIdentifier() != UserHandle.USER_ALL) { 10905 // The caller is asking that the package only be deleted for a single 10906 // user. To do this, we just mark its uninstalled state and delete 10907 // its data. If this is a system app, we only allow this to happen if 10908 // they have set the special DELETE_SYSTEM_APP which requests different 10909 // semantics than normal for uninstalling system apps. 10910 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10911 ps.setUserState(user.getIdentifier(), 10912 COMPONENT_ENABLED_STATE_DEFAULT, 10913 false, //installed 10914 true, //stopped 10915 true, //notLaunched 10916 false, //hidden 10917 null, null, null, 10918 false // blockUninstall 10919 ); 10920 if (!isSystemApp(ps)) { 10921 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10922 // Other user still have this package installed, so all 10923 // we need to do is clear this user's data and save that 10924 // it is uninstalled. 10925 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10926 removeUser = user.getIdentifier(); 10927 appId = ps.appId; 10928 mSettings.writePackageRestrictionsLPr(removeUser); 10929 } else { 10930 // We need to set it back to 'installed' so the uninstall 10931 // broadcasts will be sent correctly. 10932 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10933 ps.setInstalled(true, user.getIdentifier()); 10934 } 10935 } else { 10936 // This is a system app, so we assume that the 10937 // other users still have this package installed, so all 10938 // we need to do is clear this user's data and save that 10939 // it is uninstalled. 10940 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10941 removeUser = user.getIdentifier(); 10942 appId = ps.appId; 10943 mSettings.writePackageRestrictionsLPr(removeUser); 10944 } 10945 } 10946 } 10947 10948 if (removeUser >= 0) { 10949 // From above, we determined that we are deleting this only 10950 // for a single user. Continue the work here. 10951 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10952 if (outInfo != null) { 10953 outInfo.removedPackage = packageName; 10954 outInfo.removedAppId = appId; 10955 outInfo.removedUsers = new int[] {removeUser}; 10956 } 10957 mInstaller.clearUserData(packageName, removeUser); 10958 removeKeystoreDataIfNeeded(removeUser, appId); 10959 schedulePackageCleaning(packageName, removeUser, false); 10960 return true; 10961 } 10962 10963 if (dataOnly) { 10964 // Delete application data first 10965 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10966 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10967 return true; 10968 } 10969 10970 boolean ret = false; 10971 if (isSystemApp(ps)) { 10972 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10973 // When an updated system application is deleted we delete the existing resources as well and 10974 // fall back to existing code in system partition 10975 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10976 flags, outInfo, writeSettings); 10977 } else { 10978 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10979 // Kill application pre-emptively especially for apps on sd. 10980 killApplication(packageName, ps.appId, "uninstall pkg"); 10981 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10982 allUserHandles, perUserInstalled, 10983 outInfo, writeSettings); 10984 } 10985 10986 return ret; 10987 } 10988 10989 private final class ClearStorageConnection implements ServiceConnection { 10990 IMediaContainerService mContainerService; 10991 10992 @Override 10993 public void onServiceConnected(ComponentName name, IBinder service) { 10994 synchronized (this) { 10995 mContainerService = IMediaContainerService.Stub.asInterface(service); 10996 notifyAll(); 10997 } 10998 } 10999 11000 @Override 11001 public void onServiceDisconnected(ComponentName name) { 11002 } 11003 } 11004 11005 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 11006 final boolean mounted; 11007 if (Environment.isExternalStorageEmulated()) { 11008 mounted = true; 11009 } else { 11010 final String status = Environment.getExternalStorageState(); 11011 11012 mounted = status.equals(Environment.MEDIA_MOUNTED) 11013 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11014 } 11015 11016 if (!mounted) { 11017 return; 11018 } 11019 11020 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11021 int[] users; 11022 if (userId == UserHandle.USER_ALL) { 11023 users = sUserManager.getUserIds(); 11024 } else { 11025 users = new int[] { userId }; 11026 } 11027 final ClearStorageConnection conn = new ClearStorageConnection(); 11028 if (mContext.bindServiceAsUser( 11029 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11030 try { 11031 for (int curUser : users) { 11032 long timeout = SystemClock.uptimeMillis() + 5000; 11033 synchronized (conn) { 11034 long now = SystemClock.uptimeMillis(); 11035 while (conn.mContainerService == null && now < timeout) { 11036 try { 11037 conn.wait(timeout - now); 11038 } catch (InterruptedException e) { 11039 } 11040 } 11041 } 11042 if (conn.mContainerService == null) { 11043 return; 11044 } 11045 11046 final UserEnvironment userEnv = new UserEnvironment(curUser); 11047 clearDirectory(conn.mContainerService, 11048 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11049 if (allData) { 11050 clearDirectory(conn.mContainerService, 11051 userEnv.buildExternalStorageAppDataDirs(packageName)); 11052 clearDirectory(conn.mContainerService, 11053 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11054 } 11055 } 11056 } finally { 11057 mContext.unbindService(conn); 11058 } 11059 } 11060 } 11061 11062 @Override 11063 public void clearApplicationUserData(final String packageName, 11064 final IPackageDataObserver observer, final int userId) { 11065 mContext.enforceCallingOrSelfPermission( 11066 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11067 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 11068 // Queue up an async operation since the package deletion may take a little while. 11069 mHandler.post(new Runnable() { 11070 public void run() { 11071 mHandler.removeCallbacks(this); 11072 final boolean succeeded; 11073 synchronized (mInstallLock) { 11074 succeeded = clearApplicationUserDataLI(packageName, userId); 11075 } 11076 clearExternalStorageDataSync(packageName, userId, true); 11077 if (succeeded) { 11078 // invoke DeviceStorageMonitor's update method to clear any notifications 11079 DeviceStorageMonitorInternal 11080 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11081 if (dsm != null) { 11082 dsm.checkMemory(); 11083 } 11084 } 11085 if(observer != null) { 11086 try { 11087 observer.onRemoveCompleted(packageName, succeeded); 11088 } catch (RemoteException e) { 11089 Log.i(TAG, "Observer no longer exists."); 11090 } 11091 } //end if observer 11092 } //end run 11093 }); 11094 } 11095 11096 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11097 if (packageName == null) { 11098 Slog.w(TAG, "Attempt to delete null packageName."); 11099 return false; 11100 } 11101 PackageParser.Package pkg; 11102 boolean dataOnly = false; 11103 final int appId; 11104 synchronized (mPackages) { 11105 pkg = mPackages.get(packageName); 11106 if (pkg == null) { 11107 dataOnly = true; 11108 PackageSetting ps = mSettings.mPackages.get(packageName); 11109 if ((ps == null) || (ps.pkg == null)) { 11110 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11111 return false; 11112 } 11113 pkg = ps.pkg; 11114 } 11115 if (!dataOnly) { 11116 // need to check this only for fully installed applications 11117 if (pkg == null) { 11118 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11119 return false; 11120 } 11121 final ApplicationInfo applicationInfo = pkg.applicationInfo; 11122 if (applicationInfo == null) { 11123 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11124 return false; 11125 } 11126 } 11127 if (pkg != null && pkg.applicationInfo != null) { 11128 appId = pkg.applicationInfo.uid; 11129 } else { 11130 appId = -1; 11131 } 11132 } 11133 int retCode = mInstaller.clearUserData(packageName, userId); 11134 if (retCode < 0) { 11135 Slog.w(TAG, "Couldn't remove cache files for package: " 11136 + packageName); 11137 return false; 11138 } 11139 removeKeystoreDataIfNeeded(userId, appId); 11140 11141 // Create a native library symlink only if we have native libraries 11142 // and if the native libraries are 32 bit libraries. We do not provide 11143 // this symlink for 64 bit libraries. 11144 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11145 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11146 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11147 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11148 Slog.w(TAG, "Failed linking native library dir"); 11149 return false; 11150 } 11151 } 11152 11153 return true; 11154 } 11155 11156 /** 11157 * Remove entries from the keystore daemon. Will only remove it if the 11158 * {@code appId} is valid. 11159 */ 11160 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11161 if (appId < 0) { 11162 return; 11163 } 11164 11165 final KeyStore keyStore = KeyStore.getInstance(); 11166 if (keyStore != null) { 11167 if (userId == UserHandle.USER_ALL) { 11168 for (final int individual : sUserManager.getUserIds()) { 11169 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11170 } 11171 } else { 11172 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11173 } 11174 } else { 11175 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11176 } 11177 } 11178 11179 @Override 11180 public void deleteApplicationCacheFiles(final String packageName, 11181 final IPackageDataObserver observer) { 11182 mContext.enforceCallingOrSelfPermission( 11183 android.Manifest.permission.DELETE_CACHE_FILES, null); 11184 // Queue up an async operation since the package deletion may take a little while. 11185 final int userId = UserHandle.getCallingUserId(); 11186 mHandler.post(new Runnable() { 11187 public void run() { 11188 mHandler.removeCallbacks(this); 11189 final boolean succeded; 11190 synchronized (mInstallLock) { 11191 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11192 } 11193 clearExternalStorageDataSync(packageName, userId, false); 11194 if(observer != null) { 11195 try { 11196 observer.onRemoveCompleted(packageName, succeded); 11197 } catch (RemoteException e) { 11198 Log.i(TAG, "Observer no longer exists."); 11199 } 11200 } //end if observer 11201 } //end run 11202 }); 11203 } 11204 11205 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11206 if (packageName == null) { 11207 Slog.w(TAG, "Attempt to delete null packageName."); 11208 return false; 11209 } 11210 PackageParser.Package p; 11211 synchronized (mPackages) { 11212 p = mPackages.get(packageName); 11213 } 11214 if (p == null) { 11215 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11216 return false; 11217 } 11218 final ApplicationInfo applicationInfo = p.applicationInfo; 11219 if (applicationInfo == null) { 11220 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11221 return false; 11222 } 11223 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11224 if (retCode < 0) { 11225 Slog.w(TAG, "Couldn't remove cache files for package: " 11226 + packageName + " u" + userId); 11227 return false; 11228 } 11229 return true; 11230 } 11231 11232 @Override 11233 public void getPackageSizeInfo(final String packageName, int userHandle, 11234 final IPackageStatsObserver observer) { 11235 mContext.enforceCallingOrSelfPermission( 11236 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11237 if (packageName == null) { 11238 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11239 } 11240 11241 PackageStats stats = new PackageStats(packageName, userHandle); 11242 11243 /* 11244 * Queue up an async operation since the package measurement may take a 11245 * little while. 11246 */ 11247 Message msg = mHandler.obtainMessage(INIT_COPY); 11248 msg.obj = new MeasureParams(stats, observer); 11249 mHandler.sendMessage(msg); 11250 } 11251 11252 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11253 PackageStats pStats) { 11254 if (packageName == null) { 11255 Slog.w(TAG, "Attempt to get size of null packageName."); 11256 return false; 11257 } 11258 PackageParser.Package p; 11259 boolean dataOnly = false; 11260 String libDirRoot = null; 11261 String asecPath = null; 11262 PackageSetting ps = null; 11263 synchronized (mPackages) { 11264 p = mPackages.get(packageName); 11265 ps = mSettings.mPackages.get(packageName); 11266 if(p == null) { 11267 dataOnly = true; 11268 if((ps == null) || (ps.pkg == null)) { 11269 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11270 return false; 11271 } 11272 p = ps.pkg; 11273 } 11274 if (ps != null) { 11275 libDirRoot = ps.legacyNativeLibraryPathString; 11276 } 11277 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11278 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11279 if (secureContainerId != null) { 11280 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11281 } 11282 } 11283 } 11284 String publicSrcDir = null; 11285 if(!dataOnly) { 11286 final ApplicationInfo applicationInfo = p.applicationInfo; 11287 if (applicationInfo == null) { 11288 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11289 return false; 11290 } 11291 if (isForwardLocked(p)) { 11292 publicSrcDir = applicationInfo.getBaseResourcePath(); 11293 } 11294 } 11295 // TODO: extend to measure size of split APKs 11296 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11297 // not just the first level. 11298 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11299 // just the primary. 11300 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11301 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11302 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11303 if (res < 0) { 11304 return false; 11305 } 11306 11307 // Fix-up for forward-locked applications in ASEC containers. 11308 if (!isExternal(p)) { 11309 pStats.codeSize += pStats.externalCodeSize; 11310 pStats.externalCodeSize = 0L; 11311 } 11312 11313 return true; 11314 } 11315 11316 11317 @Override 11318 public void addPackageToPreferred(String packageName) { 11319 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11320 } 11321 11322 @Override 11323 public void removePackageFromPreferred(String packageName) { 11324 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11325 } 11326 11327 @Override 11328 public List<PackageInfo> getPreferredPackages(int flags) { 11329 return new ArrayList<PackageInfo>(); 11330 } 11331 11332 private int getUidTargetSdkVersionLockedLPr(int uid) { 11333 Object obj = mSettings.getUserIdLPr(uid); 11334 if (obj instanceof SharedUserSetting) { 11335 final SharedUserSetting sus = (SharedUserSetting) obj; 11336 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11337 final Iterator<PackageSetting> it = sus.packages.iterator(); 11338 while (it.hasNext()) { 11339 final PackageSetting ps = it.next(); 11340 if (ps.pkg != null) { 11341 int v = ps.pkg.applicationInfo.targetSdkVersion; 11342 if (v < vers) vers = v; 11343 } 11344 } 11345 return vers; 11346 } else if (obj instanceof PackageSetting) { 11347 final PackageSetting ps = (PackageSetting) obj; 11348 if (ps.pkg != null) { 11349 return ps.pkg.applicationInfo.targetSdkVersion; 11350 } 11351 } 11352 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11353 } 11354 11355 @Override 11356 public void addPreferredActivity(IntentFilter filter, int match, 11357 ComponentName[] set, ComponentName activity, int userId) { 11358 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11359 "Adding preferred"); 11360 } 11361 11362 private void addPreferredActivityInternal(IntentFilter filter, int match, 11363 ComponentName[] set, ComponentName activity, boolean always, int userId, 11364 String opname) { 11365 // writer 11366 int callingUid = Binder.getCallingUid(); 11367 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11368 if (filter.countActions() == 0) { 11369 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11370 return; 11371 } 11372 synchronized (mPackages) { 11373 if (mContext.checkCallingOrSelfPermission( 11374 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11375 != PackageManager.PERMISSION_GRANTED) { 11376 if (getUidTargetSdkVersionLockedLPr(callingUid) 11377 < Build.VERSION_CODES.FROYO) { 11378 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11379 + callingUid); 11380 return; 11381 } 11382 mContext.enforceCallingOrSelfPermission( 11383 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11384 } 11385 11386 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11387 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11388 + userId + ":"); 11389 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11390 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11391 mSettings.writePackageRestrictionsLPr(userId); 11392 } 11393 } 11394 11395 @Override 11396 public void replacePreferredActivity(IntentFilter filter, int match, 11397 ComponentName[] set, ComponentName activity, int userId) { 11398 if (filter.countActions() != 1) { 11399 throw new IllegalArgumentException( 11400 "replacePreferredActivity expects filter to have only 1 action."); 11401 } 11402 if (filter.countDataAuthorities() != 0 11403 || filter.countDataPaths() != 0 11404 || filter.countDataSchemes() > 1 11405 || filter.countDataTypes() != 0) { 11406 throw new IllegalArgumentException( 11407 "replacePreferredActivity expects filter to have no data authorities, " + 11408 "paths, or types; and at most one scheme."); 11409 } 11410 11411 final int callingUid = Binder.getCallingUid(); 11412 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11413 synchronized (mPackages) { 11414 if (mContext.checkCallingOrSelfPermission( 11415 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11416 != PackageManager.PERMISSION_GRANTED) { 11417 if (getUidTargetSdkVersionLockedLPr(callingUid) 11418 < Build.VERSION_CODES.FROYO) { 11419 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11420 + Binder.getCallingUid()); 11421 return; 11422 } 11423 mContext.enforceCallingOrSelfPermission( 11424 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11425 } 11426 11427 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11428 if (pir != null) { 11429 // Get all of the existing entries that exactly match this filter. 11430 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11431 if (existing != null && existing.size() == 1) { 11432 PreferredActivity cur = existing.get(0); 11433 if (DEBUG_PREFERRED) { 11434 Slog.i(TAG, "Checking replace of preferred:"); 11435 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11436 if (!cur.mPref.mAlways) { 11437 Slog.i(TAG, " -- CUR; not mAlways!"); 11438 } else { 11439 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11440 Slog.i(TAG, " -- CUR: mSet=" 11441 + Arrays.toString(cur.mPref.mSetComponents)); 11442 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11443 Slog.i(TAG, " -- NEW: mMatch=" 11444 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11445 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11446 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11447 } 11448 } 11449 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11450 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11451 && cur.mPref.sameSet(set)) { 11452 if (DEBUG_PREFERRED) { 11453 Slog.i(TAG, "Replacing with same preferred activity " 11454 + cur.mPref.mShortComponent + " for user " 11455 + userId + ":"); 11456 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11457 } else { 11458 Slog.i(TAG, "Replacing with same preferred activity " 11459 + cur.mPref.mShortComponent + " for user " 11460 + userId); 11461 } 11462 return; 11463 } 11464 } 11465 11466 if (existing != null) { 11467 if (DEBUG_PREFERRED) { 11468 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11469 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11470 } 11471 for (int i = 0; i < existing.size(); i++) { 11472 PreferredActivity pa = existing.get(i); 11473 if (DEBUG_PREFERRED) { 11474 Slog.i(TAG, "Removing existing preferred activity " 11475 + pa.mPref.mComponent + ":"); 11476 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11477 } 11478 pir.removeFilter(pa); 11479 } 11480 } 11481 } 11482 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11483 "Replacing preferred"); 11484 } 11485 } 11486 11487 @Override 11488 public void clearPackagePreferredActivities(String packageName) { 11489 final int uid = Binder.getCallingUid(); 11490 // writer 11491 synchronized (mPackages) { 11492 PackageParser.Package pkg = mPackages.get(packageName); 11493 if (pkg == null || pkg.applicationInfo.uid != uid) { 11494 if (mContext.checkCallingOrSelfPermission( 11495 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11496 != PackageManager.PERMISSION_GRANTED) { 11497 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11498 < Build.VERSION_CODES.FROYO) { 11499 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11500 + Binder.getCallingUid()); 11501 return; 11502 } 11503 mContext.enforceCallingOrSelfPermission( 11504 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11505 } 11506 } 11507 11508 int user = UserHandle.getCallingUserId(); 11509 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11510 mSettings.writePackageRestrictionsLPr(user); 11511 scheduleWriteSettingsLocked(); 11512 } 11513 } 11514 } 11515 11516 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11517 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11518 ArrayList<PreferredActivity> removed = null; 11519 boolean changed = false; 11520 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11521 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11522 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11523 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11524 continue; 11525 } 11526 Iterator<PreferredActivity> it = pir.filterIterator(); 11527 while (it.hasNext()) { 11528 PreferredActivity pa = it.next(); 11529 // Mark entry for removal only if it matches the package name 11530 // and the entry is of type "always". 11531 if (packageName == null || 11532 (pa.mPref.mComponent.getPackageName().equals(packageName) 11533 && pa.mPref.mAlways)) { 11534 if (removed == null) { 11535 removed = new ArrayList<PreferredActivity>(); 11536 } 11537 removed.add(pa); 11538 } 11539 } 11540 if (removed != null) { 11541 for (int j=0; j<removed.size(); j++) { 11542 PreferredActivity pa = removed.get(j); 11543 pir.removeFilter(pa); 11544 } 11545 changed = true; 11546 } 11547 } 11548 return changed; 11549 } 11550 11551 @Override 11552 public void resetPreferredActivities(int userId) { 11553 /* TODO: Actually use userId. Why is it being passed in? */ 11554 mContext.enforceCallingOrSelfPermission( 11555 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11556 // writer 11557 synchronized (mPackages) { 11558 int user = UserHandle.getCallingUserId(); 11559 clearPackagePreferredActivitiesLPw(null, user); 11560 mSettings.readDefaultPreferredAppsLPw(this, user); 11561 mSettings.writePackageRestrictionsLPr(user); 11562 scheduleWriteSettingsLocked(); 11563 } 11564 } 11565 11566 @Override 11567 public int getPreferredActivities(List<IntentFilter> outFilters, 11568 List<ComponentName> outActivities, String packageName) { 11569 11570 int num = 0; 11571 final int userId = UserHandle.getCallingUserId(); 11572 // reader 11573 synchronized (mPackages) { 11574 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11575 if (pir != null) { 11576 final Iterator<PreferredActivity> it = pir.filterIterator(); 11577 while (it.hasNext()) { 11578 final PreferredActivity pa = it.next(); 11579 if (packageName == null 11580 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11581 && pa.mPref.mAlways)) { 11582 if (outFilters != null) { 11583 outFilters.add(new IntentFilter(pa)); 11584 } 11585 if (outActivities != null) { 11586 outActivities.add(pa.mPref.mComponent); 11587 } 11588 } 11589 } 11590 } 11591 } 11592 11593 return num; 11594 } 11595 11596 @Override 11597 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11598 int userId) { 11599 int callingUid = Binder.getCallingUid(); 11600 if (callingUid != Process.SYSTEM_UID) { 11601 throw new SecurityException( 11602 "addPersistentPreferredActivity can only be run by the system"); 11603 } 11604 if (filter.countActions() == 0) { 11605 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11606 return; 11607 } 11608 synchronized (mPackages) { 11609 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11610 " :"); 11611 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11612 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11613 new PersistentPreferredActivity(filter, activity)); 11614 mSettings.writePackageRestrictionsLPr(userId); 11615 } 11616 } 11617 11618 @Override 11619 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11620 int callingUid = Binder.getCallingUid(); 11621 if (callingUid != Process.SYSTEM_UID) { 11622 throw new SecurityException( 11623 "clearPackagePersistentPreferredActivities can only be run by the system"); 11624 } 11625 ArrayList<PersistentPreferredActivity> removed = null; 11626 boolean changed = false; 11627 synchronized (mPackages) { 11628 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11629 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11630 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11631 .valueAt(i); 11632 if (userId != thisUserId) { 11633 continue; 11634 } 11635 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11636 while (it.hasNext()) { 11637 PersistentPreferredActivity ppa = it.next(); 11638 // Mark entry for removal only if it matches the package name. 11639 if (ppa.mComponent.getPackageName().equals(packageName)) { 11640 if (removed == null) { 11641 removed = new ArrayList<PersistentPreferredActivity>(); 11642 } 11643 removed.add(ppa); 11644 } 11645 } 11646 if (removed != null) { 11647 for (int j=0; j<removed.size(); j++) { 11648 PersistentPreferredActivity ppa = removed.get(j); 11649 ppir.removeFilter(ppa); 11650 } 11651 changed = true; 11652 } 11653 } 11654 11655 if (changed) { 11656 mSettings.writePackageRestrictionsLPr(userId); 11657 } 11658 } 11659 } 11660 11661 @Override 11662 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11663 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11664 mContext.enforceCallingOrSelfPermission( 11665 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11666 int callingUid = Binder.getCallingUid(); 11667 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11668 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11669 if (intentFilter.countActions() == 0) { 11670 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11671 return; 11672 } 11673 synchronized (mPackages) { 11674 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11675 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11676 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11677 mSettings.writePackageRestrictionsLPr(sourceUserId); 11678 } 11679 } 11680 11681 @Override 11682 public void addCrossProfileIntentsForPackage(String packageName, 11683 int sourceUserId, int targetUserId) { 11684 mContext.enforceCallingOrSelfPermission( 11685 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11686 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11687 mSettings.writePackageRestrictionsLPr(sourceUserId); 11688 } 11689 11690 @Override 11691 public void removeCrossProfileIntentsForPackage(String packageName, 11692 int sourceUserId, int targetUserId) { 11693 mContext.enforceCallingOrSelfPermission( 11694 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11695 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11696 mSettings.writePackageRestrictionsLPr(sourceUserId); 11697 } 11698 11699 @Override 11700 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11701 int ownerUserId) { 11702 mContext.enforceCallingOrSelfPermission( 11703 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11704 int callingUid = Binder.getCallingUid(); 11705 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11706 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11707 int callingUserId = UserHandle.getUserId(callingUid); 11708 synchronized (mPackages) { 11709 CrossProfileIntentResolver resolver = 11710 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11711 HashSet<CrossProfileIntentFilter> set = 11712 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11713 for (CrossProfileIntentFilter filter : set) { 11714 if (filter.getOwnerPackage().equals(ownerPackage) 11715 && filter.getOwnerUserId() == callingUserId) { 11716 resolver.removeFilter(filter); 11717 } 11718 } 11719 mSettings.writePackageRestrictionsLPr(sourceUserId); 11720 } 11721 } 11722 11723 // Enforcing that callingUid is owning pkg on userId 11724 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11725 // The system owns everything. 11726 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11727 return; 11728 } 11729 int callingUserId = UserHandle.getUserId(callingUid); 11730 if (callingUserId != userId) { 11731 throw new SecurityException("calling uid " + callingUid 11732 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11733 + callingUserId); 11734 } 11735 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11736 if (pi == null) { 11737 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11738 + callingUserId); 11739 } 11740 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11741 throw new SecurityException("Calling uid " + callingUid 11742 + " does not own package " + pkg); 11743 } 11744 } 11745 11746 @Override 11747 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11748 Intent intent = new Intent(Intent.ACTION_MAIN); 11749 intent.addCategory(Intent.CATEGORY_HOME); 11750 11751 final int callingUserId = UserHandle.getCallingUserId(); 11752 List<ResolveInfo> list = queryIntentActivities(intent, null, 11753 PackageManager.GET_META_DATA, callingUserId); 11754 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11755 true, false, false, callingUserId); 11756 11757 allHomeCandidates.clear(); 11758 if (list != null) { 11759 for (ResolveInfo ri : list) { 11760 allHomeCandidates.add(ri); 11761 } 11762 } 11763 return (preferred == null || preferred.activityInfo == null) 11764 ? null 11765 : new ComponentName(preferred.activityInfo.packageName, 11766 preferred.activityInfo.name); 11767 } 11768 11769 @Override 11770 public void setApplicationEnabledSetting(String appPackageName, 11771 int newState, int flags, int userId, String callingPackage) { 11772 if (!sUserManager.exists(userId)) return; 11773 if (callingPackage == null) { 11774 callingPackage = Integer.toString(Binder.getCallingUid()); 11775 } 11776 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11777 } 11778 11779 @Override 11780 public void setComponentEnabledSetting(ComponentName componentName, 11781 int newState, int flags, int userId) { 11782 if (!sUserManager.exists(userId)) return; 11783 setEnabledSetting(componentName.getPackageName(), 11784 componentName.getClassName(), newState, flags, userId, null); 11785 } 11786 11787 private void setEnabledSetting(final String packageName, String className, int newState, 11788 final int flags, int userId, String callingPackage) { 11789 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11790 || newState == COMPONENT_ENABLED_STATE_ENABLED 11791 || newState == COMPONENT_ENABLED_STATE_DISABLED 11792 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11793 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11794 throw new IllegalArgumentException("Invalid new component state: " 11795 + newState); 11796 } 11797 PackageSetting pkgSetting; 11798 final int uid = Binder.getCallingUid(); 11799 final int permission = mContext.checkCallingOrSelfPermission( 11800 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11801 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11802 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11803 boolean sendNow = false; 11804 boolean isApp = (className == null); 11805 String componentName = isApp ? packageName : className; 11806 int packageUid = -1; 11807 ArrayList<String> components; 11808 11809 // writer 11810 synchronized (mPackages) { 11811 pkgSetting = mSettings.mPackages.get(packageName); 11812 if (pkgSetting == null) { 11813 if (className == null) { 11814 throw new IllegalArgumentException( 11815 "Unknown package: " + packageName); 11816 } 11817 throw new IllegalArgumentException( 11818 "Unknown component: " + packageName 11819 + "/" + className); 11820 } 11821 // Allow root and verify that userId is not being specified by a different user 11822 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11823 throw new SecurityException( 11824 "Permission Denial: attempt to change component state from pid=" 11825 + Binder.getCallingPid() 11826 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11827 } 11828 if (className == null) { 11829 // We're dealing with an application/package level state change 11830 if (pkgSetting.getEnabled(userId) == newState) { 11831 // Nothing to do 11832 return; 11833 } 11834 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11835 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11836 // Don't care about who enables an app. 11837 callingPackage = null; 11838 } 11839 pkgSetting.setEnabled(newState, userId, callingPackage); 11840 // pkgSetting.pkg.mSetEnabled = newState; 11841 } else { 11842 // We're dealing with a component level state change 11843 // First, verify that this is a valid class name. 11844 PackageParser.Package pkg = pkgSetting.pkg; 11845 if (pkg == null || !pkg.hasComponentClassName(className)) { 11846 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11847 throw new IllegalArgumentException("Component class " + className 11848 + " does not exist in " + packageName); 11849 } else { 11850 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11851 + className + " does not exist in " + packageName); 11852 } 11853 } 11854 switch (newState) { 11855 case COMPONENT_ENABLED_STATE_ENABLED: 11856 if (!pkgSetting.enableComponentLPw(className, userId)) { 11857 return; 11858 } 11859 break; 11860 case COMPONENT_ENABLED_STATE_DISABLED: 11861 if (!pkgSetting.disableComponentLPw(className, userId)) { 11862 return; 11863 } 11864 break; 11865 case COMPONENT_ENABLED_STATE_DEFAULT: 11866 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11867 return; 11868 } 11869 break; 11870 default: 11871 Slog.e(TAG, "Invalid new component state: " + newState); 11872 return; 11873 } 11874 } 11875 mSettings.writePackageRestrictionsLPr(userId); 11876 components = mPendingBroadcasts.get(userId, packageName); 11877 final boolean newPackage = components == null; 11878 if (newPackage) { 11879 components = new ArrayList<String>(); 11880 } 11881 if (!components.contains(componentName)) { 11882 components.add(componentName); 11883 } 11884 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11885 sendNow = true; 11886 // Purge entry from pending broadcast list if another one exists already 11887 // since we are sending one right away. 11888 mPendingBroadcasts.remove(userId, packageName); 11889 } else { 11890 if (newPackage) { 11891 mPendingBroadcasts.put(userId, packageName, components); 11892 } 11893 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11894 // Schedule a message 11895 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11896 } 11897 } 11898 } 11899 11900 long callingId = Binder.clearCallingIdentity(); 11901 try { 11902 if (sendNow) { 11903 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11904 sendPackageChangedBroadcast(packageName, 11905 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11906 } 11907 } finally { 11908 Binder.restoreCallingIdentity(callingId); 11909 } 11910 } 11911 11912 private void sendPackageChangedBroadcast(String packageName, 11913 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11914 if (DEBUG_INSTALL) 11915 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11916 + componentNames); 11917 Bundle extras = new Bundle(4); 11918 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11919 String nameList[] = new String[componentNames.size()]; 11920 componentNames.toArray(nameList); 11921 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11922 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11923 extras.putInt(Intent.EXTRA_UID, packageUid); 11924 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11925 new int[] {UserHandle.getUserId(packageUid)}); 11926 } 11927 11928 @Override 11929 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11930 if (!sUserManager.exists(userId)) return; 11931 final int uid = Binder.getCallingUid(); 11932 final int permission = mContext.checkCallingOrSelfPermission( 11933 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11934 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11935 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11936 // writer 11937 synchronized (mPackages) { 11938 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11939 uid, userId)) { 11940 scheduleWritePackageRestrictionsLocked(userId); 11941 } 11942 } 11943 } 11944 11945 @Override 11946 public String getInstallerPackageName(String packageName) { 11947 // reader 11948 synchronized (mPackages) { 11949 return mSettings.getInstallerPackageNameLPr(packageName); 11950 } 11951 } 11952 11953 @Override 11954 public int getApplicationEnabledSetting(String packageName, int userId) { 11955 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11956 int uid = Binder.getCallingUid(); 11957 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11958 // reader 11959 synchronized (mPackages) { 11960 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11961 } 11962 } 11963 11964 @Override 11965 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11966 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11967 int uid = Binder.getCallingUid(); 11968 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11969 // reader 11970 synchronized (mPackages) { 11971 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11972 } 11973 } 11974 11975 @Override 11976 public void enterSafeMode() { 11977 enforceSystemOrRoot("Only the system can request entering safe mode"); 11978 11979 if (!mSystemReady) { 11980 mSafeMode = true; 11981 } 11982 } 11983 11984 @Override 11985 public void systemReady() { 11986 mSystemReady = true; 11987 11988 // Read the compatibilty setting when the system is ready. 11989 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11990 mContext.getContentResolver(), 11991 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11992 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11993 if (DEBUG_SETTINGS) { 11994 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11995 } 11996 11997 synchronized (mPackages) { 11998 // Verify that all of the preferred activity components actually 11999 // exist. It is possible for applications to be updated and at 12000 // that point remove a previously declared activity component that 12001 // had been set as a preferred activity. We try to clean this up 12002 // the next time we encounter that preferred activity, but it is 12003 // possible for the user flow to never be able to return to that 12004 // situation so here we do a sanity check to make sure we haven't 12005 // left any junk around. 12006 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 12007 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12008 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12009 removed.clear(); 12010 for (PreferredActivity pa : pir.filterSet()) { 12011 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 12012 removed.add(pa); 12013 } 12014 } 12015 if (removed.size() > 0) { 12016 for (int r=0; r<removed.size(); r++) { 12017 PreferredActivity pa = removed.get(r); 12018 Slog.w(TAG, "Removing dangling preferred activity: " 12019 + pa.mPref.mComponent); 12020 pir.removeFilter(pa); 12021 } 12022 mSettings.writePackageRestrictionsLPr( 12023 mSettings.mPreferredActivities.keyAt(i)); 12024 } 12025 } 12026 } 12027 sUserManager.systemReady(); 12028 12029 // Kick off any messages waiting for system ready 12030 if (mPostSystemReadyMessages != null) { 12031 for (Message msg : mPostSystemReadyMessages) { 12032 msg.sendToTarget(); 12033 } 12034 mPostSystemReadyMessages = null; 12035 } 12036 } 12037 12038 @Override 12039 public boolean isSafeMode() { 12040 return mSafeMode; 12041 } 12042 12043 @Override 12044 public boolean hasSystemUidErrors() { 12045 return mHasSystemUidErrors; 12046 } 12047 12048 static String arrayToString(int[] array) { 12049 StringBuffer buf = new StringBuffer(128); 12050 buf.append('['); 12051 if (array != null) { 12052 for (int i=0; i<array.length; i++) { 12053 if (i > 0) buf.append(", "); 12054 buf.append(array[i]); 12055 } 12056 } 12057 buf.append(']'); 12058 return buf.toString(); 12059 } 12060 12061 static class DumpState { 12062 public static final int DUMP_LIBS = 1 << 0; 12063 public static final int DUMP_FEATURES = 1 << 1; 12064 public static final int DUMP_RESOLVERS = 1 << 2; 12065 public static final int DUMP_PERMISSIONS = 1 << 3; 12066 public static final int DUMP_PACKAGES = 1 << 4; 12067 public static final int DUMP_SHARED_USERS = 1 << 5; 12068 public static final int DUMP_MESSAGES = 1 << 6; 12069 public static final int DUMP_PROVIDERS = 1 << 7; 12070 public static final int DUMP_VERIFIERS = 1 << 8; 12071 public static final int DUMP_PREFERRED = 1 << 9; 12072 public static final int DUMP_PREFERRED_XML = 1 << 10; 12073 public static final int DUMP_KEYSETS = 1 << 11; 12074 public static final int DUMP_VERSION = 1 << 12; 12075 public static final int DUMP_INSTALLS = 1 << 13; 12076 12077 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12078 12079 private int mTypes; 12080 12081 private int mOptions; 12082 12083 private boolean mTitlePrinted; 12084 12085 private SharedUserSetting mSharedUser; 12086 12087 public boolean isDumping(int type) { 12088 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12089 return true; 12090 } 12091 12092 return (mTypes & type) != 0; 12093 } 12094 12095 public void setDump(int type) { 12096 mTypes |= type; 12097 } 12098 12099 public boolean isOptionEnabled(int option) { 12100 return (mOptions & option) != 0; 12101 } 12102 12103 public void setOptionEnabled(int option) { 12104 mOptions |= option; 12105 } 12106 12107 public boolean onTitlePrinted() { 12108 final boolean printed = mTitlePrinted; 12109 mTitlePrinted = true; 12110 return printed; 12111 } 12112 12113 public boolean getTitlePrinted() { 12114 return mTitlePrinted; 12115 } 12116 12117 public void setTitlePrinted(boolean enabled) { 12118 mTitlePrinted = enabled; 12119 } 12120 12121 public SharedUserSetting getSharedUser() { 12122 return mSharedUser; 12123 } 12124 12125 public void setSharedUser(SharedUserSetting user) { 12126 mSharedUser = user; 12127 } 12128 } 12129 12130 @Override 12131 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12132 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12133 != PackageManager.PERMISSION_GRANTED) { 12134 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12135 + Binder.getCallingPid() 12136 + ", uid=" + Binder.getCallingUid() 12137 + " without permission " 12138 + android.Manifest.permission.DUMP); 12139 return; 12140 } 12141 12142 DumpState dumpState = new DumpState(); 12143 boolean fullPreferred = false; 12144 boolean checkin = false; 12145 12146 String packageName = null; 12147 12148 int opti = 0; 12149 while (opti < args.length) { 12150 String opt = args[opti]; 12151 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12152 break; 12153 } 12154 opti++; 12155 if ("-a".equals(opt)) { 12156 // Right now we only know how to print all. 12157 } else if ("-h".equals(opt)) { 12158 pw.println("Package manager dump options:"); 12159 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12160 pw.println(" --checkin: dump for a checkin"); 12161 pw.println(" -f: print details of intent filters"); 12162 pw.println(" -h: print this help"); 12163 pw.println(" cmd may be one of:"); 12164 pw.println(" l[ibraries]: list known shared libraries"); 12165 pw.println(" f[ibraries]: list device features"); 12166 pw.println(" k[eysets]: print known keysets"); 12167 pw.println(" r[esolvers]: dump intent resolvers"); 12168 pw.println(" perm[issions]: dump permissions"); 12169 pw.println(" pref[erred]: print preferred package settings"); 12170 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12171 pw.println(" prov[iders]: dump content providers"); 12172 pw.println(" p[ackages]: dump installed packages"); 12173 pw.println(" s[hared-users]: dump shared user IDs"); 12174 pw.println(" m[essages]: print collected runtime messages"); 12175 pw.println(" v[erifiers]: print package verifier info"); 12176 pw.println(" version: print database version info"); 12177 pw.println(" write: write current settings now"); 12178 pw.println(" <package.name>: info about given package"); 12179 pw.println(" installs: details about install sessions"); 12180 return; 12181 } else if ("--checkin".equals(opt)) { 12182 checkin = true; 12183 } else if ("-f".equals(opt)) { 12184 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12185 } else { 12186 pw.println("Unknown argument: " + opt + "; use -h for help"); 12187 } 12188 } 12189 12190 // Is the caller requesting to dump a particular piece of data? 12191 if (opti < args.length) { 12192 String cmd = args[opti]; 12193 opti++; 12194 // Is this a package name? 12195 if ("android".equals(cmd) || cmd.contains(".")) { 12196 packageName = cmd; 12197 // When dumping a single package, we always dump all of its 12198 // filter information since the amount of data will be reasonable. 12199 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12200 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12201 dumpState.setDump(DumpState.DUMP_LIBS); 12202 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12203 dumpState.setDump(DumpState.DUMP_FEATURES); 12204 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12205 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12206 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12207 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12208 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12209 dumpState.setDump(DumpState.DUMP_PREFERRED); 12210 } else if ("preferred-xml".equals(cmd)) { 12211 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12212 if (opti < args.length && "--full".equals(args[opti])) { 12213 fullPreferred = true; 12214 opti++; 12215 } 12216 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12217 dumpState.setDump(DumpState.DUMP_PACKAGES); 12218 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12219 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12220 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12221 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12222 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12223 dumpState.setDump(DumpState.DUMP_MESSAGES); 12224 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12225 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12226 } else if ("version".equals(cmd)) { 12227 dumpState.setDump(DumpState.DUMP_VERSION); 12228 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12229 dumpState.setDump(DumpState.DUMP_KEYSETS); 12230 } else if ("write".equals(cmd)) { 12231 synchronized (mPackages) { 12232 mSettings.writeLPr(); 12233 pw.println("Settings written."); 12234 return; 12235 } 12236 } else if ("installs".equals(cmd)) { 12237 dumpState.setDump(DumpState.DUMP_INSTALLS); 12238 } 12239 } 12240 12241 if (checkin) { 12242 pw.println("vers,1"); 12243 } 12244 12245 // reader 12246 synchronized (mPackages) { 12247 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12248 if (!checkin) { 12249 if (dumpState.onTitlePrinted()) 12250 pw.println(); 12251 pw.println("Database versions:"); 12252 pw.print(" SDK Version:"); 12253 pw.print(" internal="); 12254 pw.print(mSettings.mInternalSdkPlatform); 12255 pw.print(" external="); 12256 pw.println(mSettings.mExternalSdkPlatform); 12257 pw.print(" DB Version:"); 12258 pw.print(" internal="); 12259 pw.print(mSettings.mInternalDatabaseVersion); 12260 pw.print(" external="); 12261 pw.println(mSettings.mExternalDatabaseVersion); 12262 } 12263 } 12264 12265 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12266 if (!checkin) { 12267 if (dumpState.onTitlePrinted()) 12268 pw.println(); 12269 pw.println("Verifiers:"); 12270 pw.print(" Required: "); 12271 pw.print(mRequiredVerifierPackage); 12272 pw.print(" (uid="); 12273 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12274 pw.println(")"); 12275 } else if (mRequiredVerifierPackage != null) { 12276 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12277 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12278 } 12279 } 12280 12281 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12282 boolean printedHeader = false; 12283 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12284 while (it.hasNext()) { 12285 String name = it.next(); 12286 SharedLibraryEntry ent = mSharedLibraries.get(name); 12287 if (!checkin) { 12288 if (!printedHeader) { 12289 if (dumpState.onTitlePrinted()) 12290 pw.println(); 12291 pw.println("Libraries:"); 12292 printedHeader = true; 12293 } 12294 pw.print(" "); 12295 } else { 12296 pw.print("lib,"); 12297 } 12298 pw.print(name); 12299 if (!checkin) { 12300 pw.print(" -> "); 12301 } 12302 if (ent.path != null) { 12303 if (!checkin) { 12304 pw.print("(jar) "); 12305 pw.print(ent.path); 12306 } else { 12307 pw.print(",jar,"); 12308 pw.print(ent.path); 12309 } 12310 } else { 12311 if (!checkin) { 12312 pw.print("(apk) "); 12313 pw.print(ent.apk); 12314 } else { 12315 pw.print(",apk,"); 12316 pw.print(ent.apk); 12317 } 12318 } 12319 pw.println(); 12320 } 12321 } 12322 12323 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12324 if (dumpState.onTitlePrinted()) 12325 pw.println(); 12326 if (!checkin) { 12327 pw.println("Features:"); 12328 } 12329 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12330 while (it.hasNext()) { 12331 String name = it.next(); 12332 if (!checkin) { 12333 pw.print(" "); 12334 } else { 12335 pw.print("feat,"); 12336 } 12337 pw.println(name); 12338 } 12339 } 12340 12341 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12342 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12343 : "Activity Resolver Table:", " ", packageName, 12344 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12345 dumpState.setTitlePrinted(true); 12346 } 12347 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12348 : "Receiver Resolver Table:", " ", packageName, 12349 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12350 dumpState.setTitlePrinted(true); 12351 } 12352 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12353 : "Service Resolver Table:", " ", packageName, 12354 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12355 dumpState.setTitlePrinted(true); 12356 } 12357 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12358 : "Provider Resolver Table:", " ", packageName, 12359 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12360 dumpState.setTitlePrinted(true); 12361 } 12362 } 12363 12364 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12365 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12366 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12367 int user = mSettings.mPreferredActivities.keyAt(i); 12368 if (pir.dump(pw, 12369 dumpState.getTitlePrinted() 12370 ? "\nPreferred Activities User " + user + ":" 12371 : "Preferred Activities User " + user + ":", " ", 12372 packageName, true)) { 12373 dumpState.setTitlePrinted(true); 12374 } 12375 } 12376 } 12377 12378 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12379 pw.flush(); 12380 FileOutputStream fout = new FileOutputStream(fd); 12381 BufferedOutputStream str = new BufferedOutputStream(fout); 12382 XmlSerializer serializer = new FastXmlSerializer(); 12383 try { 12384 serializer.setOutput(str, "utf-8"); 12385 serializer.startDocument(null, true); 12386 serializer.setFeature( 12387 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12388 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12389 serializer.endDocument(); 12390 serializer.flush(); 12391 } catch (IllegalArgumentException e) { 12392 pw.println("Failed writing: " + e); 12393 } catch (IllegalStateException e) { 12394 pw.println("Failed writing: " + e); 12395 } catch (IOException e) { 12396 pw.println("Failed writing: " + e); 12397 } 12398 } 12399 12400 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12401 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12402 if (packageName == null) { 12403 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12404 if (iperm == 0) { 12405 if (dumpState.onTitlePrinted()) 12406 pw.println(); 12407 pw.println("AppOp Permissions:"); 12408 } 12409 pw.print(" AppOp Permission "); 12410 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12411 pw.println(":"); 12412 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12413 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12414 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12415 } 12416 } 12417 } 12418 } 12419 12420 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12421 boolean printedSomething = false; 12422 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12423 if (packageName != null && !packageName.equals(p.info.packageName)) { 12424 continue; 12425 } 12426 if (!printedSomething) { 12427 if (dumpState.onTitlePrinted()) 12428 pw.println(); 12429 pw.println("Registered ContentProviders:"); 12430 printedSomething = true; 12431 } 12432 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12433 pw.print(" "); pw.println(p.toString()); 12434 } 12435 printedSomething = false; 12436 for (Map.Entry<String, PackageParser.Provider> entry : 12437 mProvidersByAuthority.entrySet()) { 12438 PackageParser.Provider p = entry.getValue(); 12439 if (packageName != null && !packageName.equals(p.info.packageName)) { 12440 continue; 12441 } 12442 if (!printedSomething) { 12443 if (dumpState.onTitlePrinted()) 12444 pw.println(); 12445 pw.println("ContentProvider Authorities:"); 12446 printedSomething = true; 12447 } 12448 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12449 pw.print(" "); pw.println(p.toString()); 12450 if (p.info != null && p.info.applicationInfo != null) { 12451 final String appInfo = p.info.applicationInfo.toString(); 12452 pw.print(" applicationInfo="); pw.println(appInfo); 12453 } 12454 } 12455 } 12456 12457 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12458 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12459 } 12460 12461 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12462 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12463 } 12464 12465 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12466 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12467 } 12468 12469 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12470 if (dumpState.onTitlePrinted()) pw.println(); 12471 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12472 } 12473 12474 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12475 if (dumpState.onTitlePrinted()) pw.println(); 12476 mSettings.dumpReadMessagesLPr(pw, dumpState); 12477 12478 pw.println(); 12479 pw.println("Package warning messages:"); 12480 final File fname = getSettingsProblemFile(); 12481 FileInputStream in = null; 12482 try { 12483 in = new FileInputStream(fname); 12484 final int avail = in.available(); 12485 final byte[] data = new byte[avail]; 12486 in.read(data); 12487 pw.print(new String(data)); 12488 } catch (FileNotFoundException e) { 12489 } catch (IOException e) { 12490 } finally { 12491 if (in != null) { 12492 try { 12493 in.close(); 12494 } catch (IOException e) { 12495 } 12496 } 12497 } 12498 } 12499 } 12500 } 12501 12502 // ------- apps on sdcard specific code ------- 12503 static final boolean DEBUG_SD_INSTALL = false; 12504 12505 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12506 12507 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12508 12509 private boolean mMediaMounted = false; 12510 12511 static String getEncryptKey() { 12512 try { 12513 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12514 SD_ENCRYPTION_KEYSTORE_NAME); 12515 if (sdEncKey == null) { 12516 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12517 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12518 if (sdEncKey == null) { 12519 Slog.e(TAG, "Failed to create encryption keys"); 12520 return null; 12521 } 12522 } 12523 return sdEncKey; 12524 } catch (NoSuchAlgorithmException nsae) { 12525 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12526 return null; 12527 } catch (IOException ioe) { 12528 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12529 return null; 12530 } 12531 } 12532 12533 /* 12534 * Update media status on PackageManager. 12535 */ 12536 @Override 12537 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12538 int callingUid = Binder.getCallingUid(); 12539 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12540 throw new SecurityException("Media status can only be updated by the system"); 12541 } 12542 // reader; this apparently protects mMediaMounted, but should probably 12543 // be a different lock in that case. 12544 synchronized (mPackages) { 12545 Log.i(TAG, "Updating external media status from " 12546 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12547 + (mediaStatus ? "mounted" : "unmounted")); 12548 if (DEBUG_SD_INSTALL) 12549 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12550 + ", mMediaMounted=" + mMediaMounted); 12551 if (mediaStatus == mMediaMounted) { 12552 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12553 : 0, -1); 12554 mHandler.sendMessage(msg); 12555 return; 12556 } 12557 mMediaMounted = mediaStatus; 12558 } 12559 // Queue up an async operation since the package installation may take a 12560 // little while. 12561 mHandler.post(new Runnable() { 12562 public void run() { 12563 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12564 } 12565 }); 12566 } 12567 12568 /** 12569 * Called by MountService when the initial ASECs to scan are available. 12570 * Should block until all the ASEC containers are finished being scanned. 12571 */ 12572 public void scanAvailableAsecs() { 12573 updateExternalMediaStatusInner(true, false, false); 12574 if (mShouldRestoreconData) { 12575 SELinuxMMAC.setRestoreconDone(); 12576 mShouldRestoreconData = false; 12577 } 12578 } 12579 12580 /* 12581 * Collect information of applications on external media, map them against 12582 * existing containers and update information based on current mount status. 12583 * Please note that we always have to report status if reportStatus has been 12584 * set to true especially when unloading packages. 12585 */ 12586 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12587 boolean externalStorage) { 12588 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12589 int[] uidArr = EmptyArray.INT; 12590 12591 final String[] list = PackageHelper.getSecureContainerList(); 12592 if (ArrayUtils.isEmpty(list)) { 12593 Log.i(TAG, "No secure containers found"); 12594 } else { 12595 // Process list of secure containers and categorize them 12596 // as active or stale based on their package internal state. 12597 12598 // reader 12599 synchronized (mPackages) { 12600 for (String cid : list) { 12601 // Leave stages untouched for now; installer service owns them 12602 if (PackageInstallerService.isStageName(cid)) continue; 12603 12604 if (DEBUG_SD_INSTALL) 12605 Log.i(TAG, "Processing container " + cid); 12606 String pkgName = getAsecPackageName(cid); 12607 if (pkgName == null) { 12608 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12609 continue; 12610 } 12611 if (DEBUG_SD_INSTALL) 12612 Log.i(TAG, "Looking for pkg : " + pkgName); 12613 12614 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12615 if (ps == null) { 12616 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12617 continue; 12618 } 12619 12620 /* 12621 * Skip packages that are not external if we're unmounting 12622 * external storage. 12623 */ 12624 if (externalStorage && !isMounted && !isExternal(ps)) { 12625 continue; 12626 } 12627 12628 final AsecInstallArgs args = new AsecInstallArgs(cid, 12629 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12630 // The package status is changed only if the code path 12631 // matches between settings and the container id. 12632 if (ps.codePathString != null 12633 && ps.codePathString.startsWith(args.getCodePath())) { 12634 if (DEBUG_SD_INSTALL) { 12635 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12636 + " at code path: " + ps.codePathString); 12637 } 12638 12639 // We do have a valid package installed on sdcard 12640 processCids.put(args, ps.codePathString); 12641 final int uid = ps.appId; 12642 if (uid != -1) { 12643 uidArr = ArrayUtils.appendInt(uidArr, uid); 12644 } 12645 } else { 12646 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12647 + ps.codePathString); 12648 } 12649 } 12650 } 12651 12652 Arrays.sort(uidArr); 12653 } 12654 12655 // Process packages with valid entries. 12656 if (isMounted) { 12657 if (DEBUG_SD_INSTALL) 12658 Log.i(TAG, "Loading packages"); 12659 loadMediaPackages(processCids, uidArr); 12660 startCleaningPackages(); 12661 mInstallerService.onSecureContainersAvailable(); 12662 } else { 12663 if (DEBUG_SD_INSTALL) 12664 Log.i(TAG, "Unloading packages"); 12665 unloadMediaPackages(processCids, uidArr, reportStatus); 12666 } 12667 } 12668 12669 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12670 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12671 int size = pkgList.size(); 12672 if (size > 0) { 12673 // Send broadcasts here 12674 Bundle extras = new Bundle(); 12675 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12676 .toArray(new String[size])); 12677 if (uidArr != null) { 12678 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12679 } 12680 if (replacing) { 12681 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12682 } 12683 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12684 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12685 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12686 } 12687 } 12688 12689 /* 12690 * Look at potentially valid container ids from processCids If package 12691 * information doesn't match the one on record or package scanning fails, 12692 * the cid is added to list of removeCids. We currently don't delete stale 12693 * containers. 12694 */ 12695 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12696 ArrayList<String> pkgList = new ArrayList<String>(); 12697 Set<AsecInstallArgs> keys = processCids.keySet(); 12698 12699 for (AsecInstallArgs args : keys) { 12700 String codePath = processCids.get(args); 12701 if (DEBUG_SD_INSTALL) 12702 Log.i(TAG, "Loading container : " + args.cid); 12703 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12704 try { 12705 // Make sure there are no container errors first. 12706 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12707 Slog.e(TAG, "Failed to mount cid : " + args.cid 12708 + " when installing from sdcard"); 12709 continue; 12710 } 12711 // Check code path here. 12712 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12713 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12714 + " does not match one in settings " + codePath); 12715 continue; 12716 } 12717 // Parse package 12718 int parseFlags = mDefParseFlags; 12719 if (args.isExternal()) { 12720 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12721 } 12722 if (args.isFwdLocked()) { 12723 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12724 } 12725 12726 synchronized (mInstallLock) { 12727 PackageParser.Package pkg = null; 12728 try { 12729 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12730 } catch (PackageManagerException e) { 12731 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12732 } 12733 // Scan the package 12734 if (pkg != null) { 12735 /* 12736 * TODO why is the lock being held? doPostInstall is 12737 * called in other places without the lock. This needs 12738 * to be straightened out. 12739 */ 12740 // writer 12741 synchronized (mPackages) { 12742 retCode = PackageManager.INSTALL_SUCCEEDED; 12743 pkgList.add(pkg.packageName); 12744 // Post process args 12745 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12746 pkg.applicationInfo.uid); 12747 } 12748 } else { 12749 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12750 } 12751 } 12752 12753 } finally { 12754 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12755 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12756 } 12757 } 12758 } 12759 // writer 12760 synchronized (mPackages) { 12761 // If the platform SDK has changed since the last time we booted, 12762 // we need to re-grant app permission to catch any new ones that 12763 // appear. This is really a hack, and means that apps can in some 12764 // cases get permissions that the user didn't initially explicitly 12765 // allow... it would be nice to have some better way to handle 12766 // this situation. 12767 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12768 if (regrantPermissions) 12769 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12770 + mSdkVersion + "; regranting permissions for external storage"); 12771 mSettings.mExternalSdkPlatform = mSdkVersion; 12772 12773 // Make sure group IDs have been assigned, and any permission 12774 // changes in other apps are accounted for 12775 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12776 | (regrantPermissions 12777 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12778 : 0)); 12779 12780 mSettings.updateExternalDatabaseVersion(); 12781 12782 // can downgrade to reader 12783 // Persist settings 12784 mSettings.writeLPr(); 12785 } 12786 // Send a broadcast to let everyone know we are done processing 12787 if (pkgList.size() > 0) { 12788 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12789 } 12790 } 12791 12792 /* 12793 * Utility method to unload a list of specified containers 12794 */ 12795 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12796 // Just unmount all valid containers. 12797 for (AsecInstallArgs arg : cidArgs) { 12798 synchronized (mInstallLock) { 12799 arg.doPostDeleteLI(false); 12800 } 12801 } 12802 } 12803 12804 /* 12805 * Unload packages mounted on external media. This involves deleting package 12806 * data from internal structures, sending broadcasts about diabled packages, 12807 * gc'ing to free up references, unmounting all secure containers 12808 * corresponding to packages on external media, and posting a 12809 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12810 * that we always have to post this message if status has been requested no 12811 * matter what. 12812 */ 12813 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12814 final boolean reportStatus) { 12815 if (DEBUG_SD_INSTALL) 12816 Log.i(TAG, "unloading media packages"); 12817 ArrayList<String> pkgList = new ArrayList<String>(); 12818 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12819 final Set<AsecInstallArgs> keys = processCids.keySet(); 12820 for (AsecInstallArgs args : keys) { 12821 String pkgName = args.getPackageName(); 12822 if (DEBUG_SD_INSTALL) 12823 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12824 // Delete package internally 12825 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12826 synchronized (mInstallLock) { 12827 boolean res = deletePackageLI(pkgName, null, false, null, null, 12828 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12829 if (res) { 12830 pkgList.add(pkgName); 12831 } else { 12832 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12833 failedList.add(args); 12834 } 12835 } 12836 } 12837 12838 // reader 12839 synchronized (mPackages) { 12840 // We didn't update the settings after removing each package; 12841 // write them now for all packages. 12842 mSettings.writeLPr(); 12843 } 12844 12845 // We have to absolutely send UPDATED_MEDIA_STATUS only 12846 // after confirming that all the receivers processed the ordered 12847 // broadcast when packages get disabled, force a gc to clean things up. 12848 // and unload all the containers. 12849 if (pkgList.size() > 0) { 12850 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12851 new IIntentReceiver.Stub() { 12852 public void performReceive(Intent intent, int resultCode, String data, 12853 Bundle extras, boolean ordered, boolean sticky, 12854 int sendingUser) throws RemoteException { 12855 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12856 reportStatus ? 1 : 0, 1, keys); 12857 mHandler.sendMessage(msg); 12858 } 12859 }); 12860 } else { 12861 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12862 keys); 12863 mHandler.sendMessage(msg); 12864 } 12865 } 12866 12867 /** Binder call */ 12868 @Override 12869 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12870 final int flags) { 12871 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12872 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12873 int returnCode = PackageManager.MOVE_SUCCEEDED; 12874 int currInstallFlags = 0; 12875 int newInstallFlags = 0; 12876 12877 File codeFile = null; 12878 String installerPackageName = null; 12879 String packageAbiOverride = null; 12880 12881 // reader 12882 synchronized (mPackages) { 12883 final PackageParser.Package pkg = mPackages.get(packageName); 12884 final PackageSetting ps = mSettings.mPackages.get(packageName); 12885 if (pkg == null || ps == null) { 12886 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12887 } else { 12888 // Disable moving fwd locked apps and system packages 12889 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12890 Slog.w(TAG, "Cannot move system application"); 12891 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12892 } else if (pkg.mOperationPending) { 12893 Slog.w(TAG, "Attempt to move package which has pending operations"); 12894 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12895 } else { 12896 // Find install location first 12897 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12898 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12899 Slog.w(TAG, "Ambigous flags specified for move location."); 12900 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12901 } else { 12902 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12903 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12904 currInstallFlags = isExternal(pkg) 12905 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12906 12907 if (newInstallFlags == currInstallFlags) { 12908 Slog.w(TAG, "No move required. Trying to move to same location"); 12909 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12910 } else { 12911 if (isForwardLocked(pkg)) { 12912 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12913 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12914 } 12915 } 12916 } 12917 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12918 pkg.mOperationPending = true; 12919 } 12920 } 12921 12922 codeFile = new File(pkg.codePath); 12923 installerPackageName = ps.installerPackageName; 12924 packageAbiOverride = ps.cpuAbiOverrideString; 12925 } 12926 } 12927 12928 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12929 try { 12930 observer.packageMoved(packageName, returnCode); 12931 } catch (RemoteException ignored) { 12932 } 12933 return; 12934 } 12935 12936 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12937 @Override 12938 public void onUserActionRequired(Intent intent) throws RemoteException { 12939 throw new IllegalStateException(); 12940 } 12941 12942 @Override 12943 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12944 Bundle extras) throws RemoteException { 12945 Slog.d(TAG, "Install result for move: " 12946 + PackageManager.installStatusToString(returnCode, msg)); 12947 12948 // We usually have a new package now after the install, but if 12949 // we failed we need to clear the pending flag on the original 12950 // package object. 12951 synchronized (mPackages) { 12952 final PackageParser.Package pkg = mPackages.get(packageName); 12953 if (pkg != null) { 12954 pkg.mOperationPending = false; 12955 } 12956 } 12957 12958 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12959 switch (status) { 12960 case PackageInstaller.STATUS_SUCCESS: 12961 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12962 break; 12963 case PackageInstaller.STATUS_FAILURE_STORAGE: 12964 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12965 break; 12966 default: 12967 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12968 break; 12969 } 12970 } 12971 }; 12972 12973 // Treat a move like reinstalling an existing app, which ensures that we 12974 // process everythign uniformly, like unpacking native libraries. 12975 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12976 12977 final Message msg = mHandler.obtainMessage(INIT_COPY); 12978 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12979 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12980 installerPackageName, null, user, packageAbiOverride); 12981 mHandler.sendMessage(msg); 12982 } 12983 12984 @Override 12985 public boolean setInstallLocation(int loc) { 12986 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12987 null); 12988 if (getInstallLocation() == loc) { 12989 return true; 12990 } 12991 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12992 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12993 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12994 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12995 return true; 12996 } 12997 return false; 12998 } 12999 13000 @Override 13001 public int getInstallLocation() { 13002 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13003 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 13004 PackageHelper.APP_INSTALL_AUTO); 13005 } 13006 13007 /** Called by UserManagerService */ 13008 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 13009 mDirtyUsers.remove(userHandle); 13010 mSettings.removeUserLPw(userHandle); 13011 mPendingBroadcasts.remove(userHandle); 13012 if (mInstaller != null) { 13013 // Technically, we shouldn't be doing this with the package lock 13014 // held. However, this is very rare, and there is already so much 13015 // other disk I/O going on, that we'll let it slide for now. 13016 mInstaller.removeUserDataDirs(userHandle); 13017 } 13018 mUserNeedsBadging.delete(userHandle); 13019 removeUnusedPackagesLILPw(userManager, userHandle); 13020 } 13021 13022 /** 13023 * We're removing userHandle and would like to remove any downloaded packages 13024 * that are no longer in use by any other user. 13025 * @param userHandle the user being removed 13026 */ 13027 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 13028 final boolean DEBUG_CLEAN_APKS = false; 13029 int [] users = userManager.getUserIdsLPr(); 13030 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 13031 while (psit.hasNext()) { 13032 PackageSetting ps = psit.next(); 13033 if (ps.pkg == null) { 13034 continue; 13035 } 13036 final String packageName = ps.pkg.packageName; 13037 // Skip over if system app 13038 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 13039 continue; 13040 } 13041 if (DEBUG_CLEAN_APKS) { 13042 Slog.i(TAG, "Checking package " + packageName); 13043 } 13044 boolean keep = false; 13045 for (int i = 0; i < users.length; i++) { 13046 if (users[i] != userHandle && ps.getInstalled(users[i])) { 13047 keep = true; 13048 if (DEBUG_CLEAN_APKS) { 13049 Slog.i(TAG, " Keeping package " + packageName + " for user " 13050 + users[i]); 13051 } 13052 break; 13053 } 13054 } 13055 if (!keep) { 13056 if (DEBUG_CLEAN_APKS) { 13057 Slog.i(TAG, " Removing package " + packageName); 13058 } 13059 mHandler.post(new Runnable() { 13060 public void run() { 13061 deletePackageX(packageName, userHandle, 0); 13062 } //end run 13063 }); 13064 } 13065 } 13066 } 13067 13068 /** Called by UserManagerService */ 13069 void createNewUserLILPw(int userHandle, File path) { 13070 if (mInstaller != null) { 13071 mInstaller.createUserConfig(userHandle); 13072 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13073 } 13074 } 13075 13076 @Override 13077 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13078 mContext.enforceCallingOrSelfPermission( 13079 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13080 "Only package verification agents can read the verifier device identity"); 13081 13082 synchronized (mPackages) { 13083 return mSettings.getVerifierDeviceIdentityLPw(); 13084 } 13085 } 13086 13087 @Override 13088 public void setPermissionEnforced(String permission, boolean enforced) { 13089 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13090 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13091 synchronized (mPackages) { 13092 if (mSettings.mReadExternalStorageEnforced == null 13093 || mSettings.mReadExternalStorageEnforced != enforced) { 13094 mSettings.mReadExternalStorageEnforced = enforced; 13095 mSettings.writeLPr(); 13096 } 13097 } 13098 // kill any non-foreground processes so we restart them and 13099 // grant/revoke the GID. 13100 final IActivityManager am = ActivityManagerNative.getDefault(); 13101 if (am != null) { 13102 final long token = Binder.clearCallingIdentity(); 13103 try { 13104 am.killProcessesBelowForeground("setPermissionEnforcement"); 13105 } catch (RemoteException e) { 13106 } finally { 13107 Binder.restoreCallingIdentity(token); 13108 } 13109 } 13110 } else { 13111 throw new IllegalArgumentException("No selective enforcement for " + permission); 13112 } 13113 } 13114 13115 @Override 13116 @Deprecated 13117 public boolean isPermissionEnforced(String permission) { 13118 return true; 13119 } 13120 13121 @Override 13122 public boolean isStorageLow() { 13123 final long token = Binder.clearCallingIdentity(); 13124 try { 13125 final DeviceStorageMonitorInternal 13126 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13127 if (dsm != null) { 13128 return dsm.isMemoryLow(); 13129 } else { 13130 return false; 13131 } 13132 } finally { 13133 Binder.restoreCallingIdentity(token); 13134 } 13135 } 13136 13137 @Override 13138 public IPackageInstaller getPackageInstaller() { 13139 return mInstallerService; 13140 } 13141 13142 private boolean userNeedsBadging(int userId) { 13143 int index = mUserNeedsBadging.indexOfKey(userId); 13144 if (index < 0) { 13145 final UserInfo userInfo; 13146 final long token = Binder.clearCallingIdentity(); 13147 try { 13148 userInfo = sUserManager.getUserInfo(userId); 13149 } finally { 13150 Binder.restoreCallingIdentity(token); 13151 } 13152 final boolean b; 13153 if (userInfo != null && userInfo.isManagedProfile()) { 13154 b = true; 13155 } else { 13156 b = false; 13157 } 13158 mUserNeedsBadging.put(userId, b); 13159 return b; 13160 } 13161 return mUserNeedsBadging.valueAt(index); 13162 } 13163 13164 @Override 13165 public KeySet getKeySetByAlias(String packageName, String alias) { 13166 if (packageName == null || alias == null) { 13167 return null; 13168 } 13169 synchronized(mPackages) { 13170 final PackageParser.Package pkg = mPackages.get(packageName); 13171 if (pkg == null) { 13172 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13173 throw new IllegalArgumentException("Unknown package: " + packageName); 13174 } 13175 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13176 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13177 } 13178 } 13179 13180 @Override 13181 public KeySet getSigningKeySet(String packageName) { 13182 if (packageName == null) { 13183 return null; 13184 } 13185 synchronized(mPackages) { 13186 final PackageParser.Package pkg = mPackages.get(packageName); 13187 if (pkg == null) { 13188 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13189 throw new IllegalArgumentException("Unknown package: " + packageName); 13190 } 13191 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13192 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13193 throw new SecurityException("May not access signing KeySet of other apps."); 13194 } 13195 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13196 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13197 } 13198 } 13199 13200 @Override 13201 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13202 if (packageName == null || ks == null) { 13203 return false; 13204 } 13205 synchronized(mPackages) { 13206 final PackageParser.Package pkg = mPackages.get(packageName); 13207 if (pkg == null) { 13208 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13209 throw new IllegalArgumentException("Unknown package: " + packageName); 13210 } 13211 IBinder ksh = ks.getToken(); 13212 if (ksh instanceof KeySetHandle) { 13213 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13214 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13215 } 13216 return false; 13217 } 13218 } 13219 13220 @Override 13221 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13222 if (packageName == null || ks == null) { 13223 return false; 13224 } 13225 synchronized(mPackages) { 13226 final PackageParser.Package pkg = mPackages.get(packageName); 13227 if (pkg == null) { 13228 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13229 throw new IllegalArgumentException("Unknown package: " + packageName); 13230 } 13231 IBinder ksh = ks.getToken(); 13232 if (ksh instanceof KeySetHandle) { 13233 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13234 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13235 } 13236 return false; 13237 } 13238 } 13239} 13240