PackageManagerService.java revision 65cde7d42d741c7d9aa2714a397b7333f688ab55
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.AppGlobals; 84import android.app.IActivityManager; 85import android.app.admin.IDevicePolicyManager; 86import android.app.backup.IBackupManager; 87import android.content.BroadcastReceiver; 88import android.content.ComponentName; 89import android.content.Context; 90import android.content.IIntentReceiver; 91import android.content.Intent; 92import android.content.IntentFilter; 93import android.content.IntentSender; 94import android.content.IntentSender.SendIntentException; 95import android.content.ServiceConnection; 96import android.content.pm.ActivityInfo; 97import android.content.pm.ApplicationInfo; 98import android.content.pm.FeatureInfo; 99import android.content.pm.IPackageDataObserver; 100import android.content.pm.IPackageDeleteObserver; 101import android.content.pm.IPackageDeleteObserver2; 102import android.content.pm.IPackageInstallObserver2; 103import android.content.pm.IPackageInstaller; 104import android.content.pm.IPackageManager; 105import android.content.pm.IPackageMoveObserver; 106import android.content.pm.IPackageStatsObserver; 107import android.content.pm.InstrumentationInfo; 108import android.content.pm.KeySet; 109import android.content.pm.ManifestDigest; 110import android.content.pm.PackageCleanItem; 111import android.content.pm.PackageInfo; 112import android.content.pm.PackageInfoLite; 113import android.content.pm.PackageInstaller; 114import android.content.pm.PackageManager; 115import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 116import android.content.pm.PackageParser.ActivityIntentInfo; 117import android.content.pm.PackageParser.PackageLite; 118import android.content.pm.PackageParser.PackageParserException; 119import android.content.pm.PackageParser; 120import android.content.pm.PackageStats; 121import android.content.pm.PackageUserState; 122import android.content.pm.ParceledListSlice; 123import android.content.pm.PermissionGroupInfo; 124import android.content.pm.PermissionInfo; 125import android.content.pm.ProviderInfo; 126import android.content.pm.ResolveInfo; 127import android.content.pm.ServiceInfo; 128import android.content.pm.Signature; 129import android.content.pm.UserInfo; 130import android.content.pm.VerificationParams; 131import android.content.pm.VerifierDeviceIdentity; 132import android.content.pm.VerifierInfo; 133import android.content.res.Resources; 134import android.hardware.display.DisplayManager; 135import android.net.Uri; 136import android.os.Binder; 137import android.os.Build; 138import android.os.Bundle; 139import android.os.Environment; 140import android.os.Environment.UserEnvironment; 141import android.os.storage.StorageManager; 142import android.os.Debug; 143import android.os.FileUtils; 144import android.os.Handler; 145import android.os.IBinder; 146import android.os.Looper; 147import android.os.Message; 148import android.os.Parcel; 149import android.os.ParcelFileDescriptor; 150import android.os.Process; 151import android.os.RemoteException; 152import android.os.SELinux; 153import android.os.ServiceManager; 154import android.os.SystemClock; 155import android.os.SystemProperties; 156import android.os.UserHandle; 157import android.os.UserManager; 158import android.security.KeyStore; 159import android.security.SystemKeyStore; 160import android.system.ErrnoException; 161import android.system.Os; 162import android.system.StructStat; 163import android.text.TextUtils; 164import android.util.ArraySet; 165import android.util.AtomicFile; 166import android.util.DisplayMetrics; 167import android.util.EventLog; 168import android.util.ExceptionUtils; 169import android.util.Log; 170import android.util.LogPrinter; 171import android.util.PrintStreamPrinter; 172import android.util.Slog; 173import android.util.SparseArray; 174import android.util.SparseBooleanArray; 175import android.view.Display; 176 177import java.io.BufferedInputStream; 178import java.io.BufferedOutputStream; 179import java.io.File; 180import java.io.FileDescriptor; 181import java.io.FileInputStream; 182import java.io.FileNotFoundException; 183import java.io.FileOutputStream; 184import java.io.FilenameFilter; 185import java.io.IOException; 186import java.io.InputStream; 187import java.io.PrintWriter; 188import java.nio.charset.StandardCharsets; 189import java.security.NoSuchAlgorithmException; 190import java.security.PublicKey; 191import java.security.cert.CertificateEncodingException; 192import java.security.cert.CertificateException; 193import java.text.SimpleDateFormat; 194import java.util.ArrayList; 195import java.util.Arrays; 196import java.util.Collection; 197import java.util.Collections; 198import java.util.Comparator; 199import java.util.Date; 200import java.util.HashMap; 201import java.util.HashSet; 202import java.util.Iterator; 203import java.util.List; 204import java.util.Map; 205import java.util.Objects; 206import java.util.Set; 207import java.util.concurrent.atomic.AtomicBoolean; 208import java.util.concurrent.atomic.AtomicLong; 209 210import dalvik.system.DexFile; 211import dalvik.system.StaleDexCacheError; 212import dalvik.system.VMRuntime; 213 214import libcore.io.IoUtils; 215import libcore.util.EmptyArray; 216 217/** 218 * Keep track of all those .apks everywhere. 219 * 220 * This is very central to the platform's security; please run the unit 221 * tests whenever making modifications here: 222 * 223mmm frameworks/base/tests/AndroidTests 224adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 225adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 226 * 227 * {@hide} 228 */ 229public class PackageManagerService extends IPackageManager.Stub { 230 static final String TAG = "PackageManager"; 231 static final boolean DEBUG_SETTINGS = false; 232 static final boolean DEBUG_PREFERRED = false; 233 static final boolean DEBUG_UPGRADE = false; 234 private static final boolean DEBUG_INSTALL = false; 235 private static final boolean DEBUG_REMOVE = false; 236 private static final boolean DEBUG_BROADCASTS = false; 237 private static final boolean DEBUG_SHOW_INFO = false; 238 private static final boolean DEBUG_PACKAGE_INFO = false; 239 private static final boolean DEBUG_INTENT_MATCHING = false; 240 private static final boolean DEBUG_PACKAGE_SCANNING = false; 241 private static final boolean DEBUG_VERIFY = false; 242 private static final boolean DEBUG_DEXOPT = false; 243 private static final boolean DEBUG_ABI_SELECTION = false; 244 245 private static final int RADIO_UID = Process.PHONE_UID; 246 private static final int LOG_UID = Process.LOG_UID; 247 private static final int NFC_UID = Process.NFC_UID; 248 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 249 private static final int SHELL_UID = Process.SHELL_UID; 250 251 // Cap the size of permission trees that 3rd party apps can define 252 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 253 254 // Suffix used during package installation when copying/moving 255 // package apks to install directory. 256 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 257 258 static final int SCAN_NO_DEX = 1<<1; 259 static final int SCAN_FORCE_DEX = 1<<2; 260 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 261 static final int SCAN_NEW_INSTALL = 1<<4; 262 static final int SCAN_NO_PATHS = 1<<5; 263 static final int SCAN_UPDATE_TIME = 1<<6; 264 static final int SCAN_DEFER_DEX = 1<<7; 265 static final int SCAN_BOOTING = 1<<8; 266 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 267 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 268 static final int SCAN_REPLACING = 1<<11; 269 270 static final int REMOVE_CHATTY = 1<<16; 271 272 /** 273 * Timeout (in milliseconds) after which the watchdog should declare that 274 * our handler thread is wedged. The usual default for such things is one 275 * minute but we sometimes do very lengthy I/O operations on this thread, 276 * such as installing multi-gigabyte applications, so ours needs to be longer. 277 */ 278 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 279 280 /** 281 * Whether verification is enabled by default. 282 */ 283 private static final boolean DEFAULT_VERIFY_ENABLE = true; 284 285 /** 286 * The default maximum time to wait for the verification agent to return in 287 * milliseconds. 288 */ 289 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 290 291 /** 292 * The default response for package verification timeout. 293 * 294 * This can be either PackageManager.VERIFICATION_ALLOW or 295 * PackageManager.VERIFICATION_REJECT. 296 */ 297 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 298 299 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 300 301 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 302 DEFAULT_CONTAINER_PACKAGE, 303 "com.android.defcontainer.DefaultContainerService"); 304 305 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 306 307 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 308 309 private static String sPreferredInstructionSet; 310 311 final ServiceThread mHandlerThread; 312 313 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 314 private static final String IDMAP_SUFFIX = "@idmap"; 315 316 final PackageHandler mHandler; 317 318 /** 319 * Messages for {@link #mHandler} that need to wait for system ready before 320 * being dispatched. 321 */ 322 private ArrayList<Message> mPostSystemReadyMessages; 323 324 final int mSdkVersion = Build.VERSION.SDK_INT; 325 326 final Context mContext; 327 final boolean mFactoryTest; 328 final boolean mOnlyCore; 329 final boolean mLazyDexOpt; 330 final DisplayMetrics mMetrics; 331 final int mDefParseFlags; 332 final String[] mSeparateProcesses; 333 334 // This is where all application persistent data goes. 335 final File mAppDataDir; 336 337 // This is where all application persistent data goes for secondary users. 338 final File mUserAppDataDir; 339 340 /** The location for ASEC container files on internal storage. */ 341 final String mAsecInternalPath; 342 343 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 344 // LOCK HELD. Can be called with mInstallLock held. 345 final Installer mInstaller; 346 347 /** Directory where installed third-party apps stored */ 348 final File mAppInstallDir; 349 350 /** 351 * Directory to which applications installed internally have their 352 * 32 bit native libraries copied. 353 */ 354 private File mAppLib32InstallDir; 355 356 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 357 // apps. 358 final File mDrmAppPrivateInstallDir; 359 360 // ---------------------------------------------------------------- 361 362 // Lock for state used when installing and doing other long running 363 // operations. Methods that must be called with this lock held have 364 // the suffix "LI". 365 final Object mInstallLock = new Object(); 366 367 // ---------------------------------------------------------------- 368 369 // Keys are String (package name), values are Package. This also serves 370 // as the lock for the global state. Methods that must be called with 371 // this lock held have the prefix "LP". 372 final HashMap<String, PackageParser.Package> mPackages = 373 new HashMap<String, PackageParser.Package>(); 374 375 // Tracks available target package names -> overlay package paths. 376 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 377 new HashMap<String, HashMap<String, PackageParser.Package>>(); 378 379 final Settings mSettings; 380 boolean mRestoredSettings; 381 382 // System configuration read by SystemConfig. 383 final int[] mGlobalGids; 384 final SparseArray<HashSet<String>> mSystemPermissions; 385 final HashMap<String, FeatureInfo> mAvailableFeatures; 386 387 // If mac_permissions.xml was found for seinfo labeling. 388 boolean mFoundPolicyFile; 389 390 // If a recursive restorecon of /data/data/<pkg> is needed. 391 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 392 393 public static final class SharedLibraryEntry { 394 public final String path; 395 public final String apk; 396 397 SharedLibraryEntry(String _path, String _apk) { 398 path = _path; 399 apk = _apk; 400 } 401 } 402 403 // Currently known shared libraries. 404 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 405 new HashMap<String, SharedLibraryEntry>(); 406 407 // All available activities, for your resolving pleasure. 408 final ActivityIntentResolver mActivities = 409 new ActivityIntentResolver(); 410 411 // All available receivers, for your resolving pleasure. 412 final ActivityIntentResolver mReceivers = 413 new ActivityIntentResolver(); 414 415 // All available services, for your resolving pleasure. 416 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 417 418 // All available providers, for your resolving pleasure. 419 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 420 421 // Mapping from provider base names (first directory in content URI codePath) 422 // to the provider information. 423 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 424 new HashMap<String, PackageParser.Provider>(); 425 426 // Mapping from instrumentation class names to info about them. 427 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 428 new HashMap<ComponentName, PackageParser.Instrumentation>(); 429 430 // Mapping from permission names to info about them. 431 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 432 new HashMap<String, PackageParser.PermissionGroup>(); 433 434 // Packages whose data we have transfered into another package, thus 435 // should no longer exist. 436 final HashSet<String> mTransferedPackages = new HashSet<String>(); 437 438 // Broadcast actions that are only available to the system. 439 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 440 441 /** List of packages waiting for verification. */ 442 final SparseArray<PackageVerificationState> mPendingVerification 443 = new SparseArray<PackageVerificationState>(); 444 445 /** Set of packages associated with each app op permission. */ 446 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 447 448 final PackageInstallerService mInstallerService; 449 450 HashSet<PackageParser.Package> mDeferredDexOpt = null; 451 452 // Cache of users who need badging. 453 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 454 455 /** Token for keys in mPendingVerification. */ 456 private int mPendingVerificationToken = 0; 457 458 volatile boolean mSystemReady; 459 volatile boolean mSafeMode; 460 volatile boolean mHasSystemUidErrors; 461 462 ApplicationInfo mAndroidApplication; 463 final ActivityInfo mResolveActivity = new ActivityInfo(); 464 final ResolveInfo mResolveInfo = new ResolveInfo(); 465 ComponentName mResolveComponentName; 466 PackageParser.Package mPlatformPackage; 467 ComponentName mCustomResolverComponentName; 468 469 boolean mResolverReplaced = false; 470 471 // Set of pending broadcasts for aggregating enable/disable of components. 472 static class PendingPackageBroadcasts { 473 // for each user id, a map of <package name -> components within that package> 474 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 475 476 public PendingPackageBroadcasts() { 477 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 478 } 479 480 public ArrayList<String> get(int userId, String packageName) { 481 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 482 return packages.get(packageName); 483 } 484 485 public void put(int userId, String packageName, ArrayList<String> components) { 486 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 487 packages.put(packageName, components); 488 } 489 490 public void remove(int userId, String packageName) { 491 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 492 if (packages != null) { 493 packages.remove(packageName); 494 } 495 } 496 497 public void remove(int userId) { 498 mUidMap.remove(userId); 499 } 500 501 public int userIdCount() { 502 return mUidMap.size(); 503 } 504 505 public int userIdAt(int n) { 506 return mUidMap.keyAt(n); 507 } 508 509 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 510 return mUidMap.get(userId); 511 } 512 513 public int size() { 514 // total number of pending broadcast entries across all userIds 515 int num = 0; 516 for (int i = 0; i< mUidMap.size(); i++) { 517 num += mUidMap.valueAt(i).size(); 518 } 519 return num; 520 } 521 522 public void clear() { 523 mUidMap.clear(); 524 } 525 526 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 527 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 528 if (map == null) { 529 map = new HashMap<String, ArrayList<String>>(); 530 mUidMap.put(userId, map); 531 } 532 return map; 533 } 534 } 535 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 536 537 // Service Connection to remote media container service to copy 538 // package uri's from external media onto secure containers 539 // or internal storage. 540 private IMediaContainerService mContainerService = null; 541 542 static final int SEND_PENDING_BROADCAST = 1; 543 static final int MCS_BOUND = 3; 544 static final int END_COPY = 4; 545 static final int INIT_COPY = 5; 546 static final int MCS_UNBIND = 6; 547 static final int START_CLEANING_PACKAGE = 7; 548 static final int FIND_INSTALL_LOC = 8; 549 static final int POST_INSTALL = 9; 550 static final int MCS_RECONNECT = 10; 551 static final int MCS_GIVE_UP = 11; 552 static final int UPDATED_MEDIA_STATUS = 12; 553 static final int WRITE_SETTINGS = 13; 554 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 555 static final int PACKAGE_VERIFIED = 15; 556 static final int CHECK_PENDING_VERIFICATION = 16; 557 558 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 559 560 // Delay time in millisecs 561 static final int BROADCAST_DELAY = 10 * 1000; 562 563 static UserManagerService sUserManager; 564 565 // Stores a list of users whose package restrictions file needs to be updated 566 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 567 568 final private DefaultContainerConnection mDefContainerConn = 569 new DefaultContainerConnection(); 570 class DefaultContainerConnection implements ServiceConnection { 571 public void onServiceConnected(ComponentName name, IBinder service) { 572 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 573 IMediaContainerService imcs = 574 IMediaContainerService.Stub.asInterface(service); 575 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 576 } 577 578 public void onServiceDisconnected(ComponentName name) { 579 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 580 } 581 }; 582 583 // Recordkeeping of restore-after-install operations that are currently in flight 584 // between the Package Manager and the Backup Manager 585 class PostInstallData { 586 public InstallArgs args; 587 public PackageInstalledInfo res; 588 589 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 590 args = _a; 591 res = _r; 592 } 593 }; 594 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 595 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 596 597 private final String mRequiredVerifierPackage; 598 599 private final PackageUsage mPackageUsage = new PackageUsage(); 600 601 private class PackageUsage { 602 private static final int WRITE_INTERVAL 603 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 604 605 private final Object mFileLock = new Object(); 606 private final AtomicLong mLastWritten = new AtomicLong(0); 607 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 608 609 private boolean mIsHistoricalPackageUsageAvailable = true; 610 611 boolean isHistoricalPackageUsageAvailable() { 612 return mIsHistoricalPackageUsageAvailable; 613 } 614 615 void write(boolean force) { 616 if (force) { 617 writeInternal(); 618 return; 619 } 620 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 621 && !DEBUG_DEXOPT) { 622 return; 623 } 624 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 625 new Thread("PackageUsage_DiskWriter") { 626 @Override 627 public void run() { 628 try { 629 writeInternal(); 630 } finally { 631 mBackgroundWriteRunning.set(false); 632 } 633 } 634 }.start(); 635 } 636 } 637 638 private void writeInternal() { 639 synchronized (mPackages) { 640 synchronized (mFileLock) { 641 AtomicFile file = getFile(); 642 FileOutputStream f = null; 643 try { 644 f = file.startWrite(); 645 BufferedOutputStream out = new BufferedOutputStream(f); 646 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 647 StringBuilder sb = new StringBuilder(); 648 for (PackageParser.Package pkg : mPackages.values()) { 649 if (pkg.mLastPackageUsageTimeInMills == 0) { 650 continue; 651 } 652 sb.setLength(0); 653 sb.append(pkg.packageName); 654 sb.append(' '); 655 sb.append((long)pkg.mLastPackageUsageTimeInMills); 656 sb.append('\n'); 657 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 658 } 659 out.flush(); 660 file.finishWrite(f); 661 } catch (IOException e) { 662 if (f != null) { 663 file.failWrite(f); 664 } 665 Log.e(TAG, "Failed to write package usage times", e); 666 } 667 } 668 } 669 mLastWritten.set(SystemClock.elapsedRealtime()); 670 } 671 672 void readLP() { 673 synchronized (mFileLock) { 674 AtomicFile file = getFile(); 675 BufferedInputStream in = null; 676 try { 677 in = new BufferedInputStream(file.openRead()); 678 StringBuffer sb = new StringBuffer(); 679 while (true) { 680 String packageName = readToken(in, sb, ' '); 681 if (packageName == null) { 682 break; 683 } 684 String timeInMillisString = readToken(in, sb, '\n'); 685 if (timeInMillisString == null) { 686 throw new IOException("Failed to find last usage time for package " 687 + packageName); 688 } 689 PackageParser.Package pkg = mPackages.get(packageName); 690 if (pkg == null) { 691 continue; 692 } 693 long timeInMillis; 694 try { 695 timeInMillis = Long.parseLong(timeInMillisString.toString()); 696 } catch (NumberFormatException e) { 697 throw new IOException("Failed to parse " + timeInMillisString 698 + " as a long.", e); 699 } 700 pkg.mLastPackageUsageTimeInMills = timeInMillis; 701 } 702 } catch (FileNotFoundException expected) { 703 mIsHistoricalPackageUsageAvailable = false; 704 } catch (IOException e) { 705 Log.w(TAG, "Failed to read package usage times", e); 706 } finally { 707 IoUtils.closeQuietly(in); 708 } 709 } 710 mLastWritten.set(SystemClock.elapsedRealtime()); 711 } 712 713 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 714 throws IOException { 715 sb.setLength(0); 716 while (true) { 717 int ch = in.read(); 718 if (ch == -1) { 719 if (sb.length() == 0) { 720 return null; 721 } 722 throw new IOException("Unexpected EOF"); 723 } 724 if (ch == endOfToken) { 725 return sb.toString(); 726 } 727 sb.append((char)ch); 728 } 729 } 730 731 private AtomicFile getFile() { 732 File dataDir = Environment.getDataDirectory(); 733 File systemDir = new File(dataDir, "system"); 734 File fname = new File(systemDir, "package-usage.list"); 735 return new AtomicFile(fname); 736 } 737 } 738 739 class PackageHandler extends Handler { 740 private boolean mBound = false; 741 final ArrayList<HandlerParams> mPendingInstalls = 742 new ArrayList<HandlerParams>(); 743 744 private boolean connectToService() { 745 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 746 " DefaultContainerService"); 747 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 748 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 749 if (mContext.bindServiceAsUser(service, mDefContainerConn, 750 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 751 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 752 mBound = true; 753 return true; 754 } 755 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 756 return false; 757 } 758 759 private void disconnectService() { 760 mContainerService = null; 761 mBound = false; 762 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 763 mContext.unbindService(mDefContainerConn); 764 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 765 } 766 767 PackageHandler(Looper looper) { 768 super(looper); 769 } 770 771 public void handleMessage(Message msg) { 772 try { 773 doHandleMessage(msg); 774 } finally { 775 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 776 } 777 } 778 779 void doHandleMessage(Message msg) { 780 switch (msg.what) { 781 case INIT_COPY: { 782 HandlerParams params = (HandlerParams) msg.obj; 783 int idx = mPendingInstalls.size(); 784 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 785 // If a bind was already initiated we dont really 786 // need to do anything. The pending install 787 // will be processed later on. 788 if (!mBound) { 789 // If this is the only one pending we might 790 // have to bind to the service again. 791 if (!connectToService()) { 792 Slog.e(TAG, "Failed to bind to media container service"); 793 params.serviceError(); 794 return; 795 } else { 796 // Once we bind to the service, the first 797 // pending request will be processed. 798 mPendingInstalls.add(idx, params); 799 } 800 } else { 801 mPendingInstalls.add(idx, params); 802 // Already bound to the service. Just make 803 // sure we trigger off processing the first request. 804 if (idx == 0) { 805 mHandler.sendEmptyMessage(MCS_BOUND); 806 } 807 } 808 break; 809 } 810 case MCS_BOUND: { 811 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 812 if (msg.obj != null) { 813 mContainerService = (IMediaContainerService) msg.obj; 814 } 815 if (mContainerService == null) { 816 // Something seriously wrong. Bail out 817 Slog.e(TAG, "Cannot bind to media container service"); 818 for (HandlerParams params : mPendingInstalls) { 819 // Indicate service bind error 820 params.serviceError(); 821 } 822 mPendingInstalls.clear(); 823 } else if (mPendingInstalls.size() > 0) { 824 HandlerParams params = mPendingInstalls.get(0); 825 if (params != null) { 826 if (params.startCopy()) { 827 // We are done... look for more work or to 828 // go idle. 829 if (DEBUG_SD_INSTALL) Log.i(TAG, 830 "Checking for more work or unbind..."); 831 // Delete pending install 832 if (mPendingInstalls.size() > 0) { 833 mPendingInstalls.remove(0); 834 } 835 if (mPendingInstalls.size() == 0) { 836 if (mBound) { 837 if (DEBUG_SD_INSTALL) Log.i(TAG, 838 "Posting delayed MCS_UNBIND"); 839 removeMessages(MCS_UNBIND); 840 Message ubmsg = obtainMessage(MCS_UNBIND); 841 // Unbind after a little delay, to avoid 842 // continual thrashing. 843 sendMessageDelayed(ubmsg, 10000); 844 } 845 } else { 846 // There are more pending requests in queue. 847 // Just post MCS_BOUND message to trigger processing 848 // of next pending install. 849 if (DEBUG_SD_INSTALL) Log.i(TAG, 850 "Posting MCS_BOUND for next work"); 851 mHandler.sendEmptyMessage(MCS_BOUND); 852 } 853 } 854 } 855 } else { 856 // Should never happen ideally. 857 Slog.w(TAG, "Empty queue"); 858 } 859 break; 860 } 861 case MCS_RECONNECT: { 862 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 863 if (mPendingInstalls.size() > 0) { 864 if (mBound) { 865 disconnectService(); 866 } 867 if (!connectToService()) { 868 Slog.e(TAG, "Failed to bind to media container service"); 869 for (HandlerParams params : mPendingInstalls) { 870 // Indicate service bind error 871 params.serviceError(); 872 } 873 mPendingInstalls.clear(); 874 } 875 } 876 break; 877 } 878 case MCS_UNBIND: { 879 // If there is no actual work left, then time to unbind. 880 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 881 882 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 883 if (mBound) { 884 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 885 886 disconnectService(); 887 } 888 } else if (mPendingInstalls.size() > 0) { 889 // There are more pending requests in queue. 890 // Just post MCS_BOUND message to trigger processing 891 // of next pending install. 892 mHandler.sendEmptyMessage(MCS_BOUND); 893 } 894 895 break; 896 } 897 case MCS_GIVE_UP: { 898 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 899 mPendingInstalls.remove(0); 900 break; 901 } 902 case SEND_PENDING_BROADCAST: { 903 String packages[]; 904 ArrayList<String> components[]; 905 int size = 0; 906 int uids[]; 907 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 908 synchronized (mPackages) { 909 if (mPendingBroadcasts == null) { 910 return; 911 } 912 size = mPendingBroadcasts.size(); 913 if (size <= 0) { 914 // Nothing to be done. Just return 915 return; 916 } 917 packages = new String[size]; 918 components = new ArrayList[size]; 919 uids = new int[size]; 920 int i = 0; // filling out the above arrays 921 922 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 923 int packageUserId = mPendingBroadcasts.userIdAt(n); 924 Iterator<Map.Entry<String, ArrayList<String>>> it 925 = mPendingBroadcasts.packagesForUserId(packageUserId) 926 .entrySet().iterator(); 927 while (it.hasNext() && i < size) { 928 Map.Entry<String, ArrayList<String>> ent = it.next(); 929 packages[i] = ent.getKey(); 930 components[i] = ent.getValue(); 931 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 932 uids[i] = (ps != null) 933 ? UserHandle.getUid(packageUserId, ps.appId) 934 : -1; 935 i++; 936 } 937 } 938 size = i; 939 mPendingBroadcasts.clear(); 940 } 941 // Send broadcasts 942 for (int i = 0; i < size; i++) { 943 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 944 } 945 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 946 break; 947 } 948 case START_CLEANING_PACKAGE: { 949 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 950 final String packageName = (String)msg.obj; 951 final int userId = msg.arg1; 952 final boolean andCode = msg.arg2 != 0; 953 synchronized (mPackages) { 954 if (userId == UserHandle.USER_ALL) { 955 int[] users = sUserManager.getUserIds(); 956 for (int user : users) { 957 mSettings.addPackageToCleanLPw( 958 new PackageCleanItem(user, packageName, andCode)); 959 } 960 } else { 961 mSettings.addPackageToCleanLPw( 962 new PackageCleanItem(userId, packageName, andCode)); 963 } 964 } 965 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 966 startCleaningPackages(); 967 } break; 968 case POST_INSTALL: { 969 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 970 PostInstallData data = mRunningInstalls.get(msg.arg1); 971 mRunningInstalls.delete(msg.arg1); 972 boolean deleteOld = false; 973 974 if (data != null) { 975 InstallArgs args = data.args; 976 PackageInstalledInfo res = data.res; 977 978 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 979 res.removedInfo.sendBroadcast(false, true, false); 980 Bundle extras = new Bundle(1); 981 extras.putInt(Intent.EXTRA_UID, res.uid); 982 // Determine the set of users who are adding this 983 // package for the first time vs. those who are seeing 984 // an update. 985 int[] firstUsers; 986 int[] updateUsers = new int[0]; 987 if (res.origUsers == null || res.origUsers.length == 0) { 988 firstUsers = res.newUsers; 989 } else { 990 firstUsers = new int[0]; 991 for (int i=0; i<res.newUsers.length; i++) { 992 int user = res.newUsers[i]; 993 boolean isNew = true; 994 for (int j=0; j<res.origUsers.length; j++) { 995 if (res.origUsers[j] == user) { 996 isNew = false; 997 break; 998 } 999 } 1000 if (isNew) { 1001 int[] newFirst = new int[firstUsers.length+1]; 1002 System.arraycopy(firstUsers, 0, newFirst, 0, 1003 firstUsers.length); 1004 newFirst[firstUsers.length] = user; 1005 firstUsers = newFirst; 1006 } else { 1007 int[] newUpdate = new int[updateUsers.length+1]; 1008 System.arraycopy(updateUsers, 0, newUpdate, 0, 1009 updateUsers.length); 1010 newUpdate[updateUsers.length] = user; 1011 updateUsers = newUpdate; 1012 } 1013 } 1014 } 1015 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1016 res.pkg.applicationInfo.packageName, 1017 extras, null, null, firstUsers); 1018 final boolean update = res.removedInfo.removedPackage != null; 1019 if (update) { 1020 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1021 } 1022 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1023 res.pkg.applicationInfo.packageName, 1024 extras, null, null, updateUsers); 1025 if (update) { 1026 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1027 res.pkg.applicationInfo.packageName, 1028 extras, null, null, updateUsers); 1029 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1030 null, null, 1031 res.pkg.applicationInfo.packageName, null, updateUsers); 1032 1033 // treat asec-hosted packages like removable media on upgrade 1034 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1035 if (DEBUG_INSTALL) { 1036 Slog.i(TAG, "upgrading pkg " + res.pkg 1037 + " is ASEC-hosted -> AVAILABLE"); 1038 } 1039 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1040 ArrayList<String> pkgList = new ArrayList<String>(1); 1041 pkgList.add(res.pkg.applicationInfo.packageName); 1042 sendResourcesChangedBroadcast(true, true, 1043 pkgList,uidArray, null); 1044 } 1045 } 1046 if (res.removedInfo.args != null) { 1047 // Remove the replaced package's older resources safely now 1048 deleteOld = true; 1049 } 1050 1051 // Log current value of "unknown sources" setting 1052 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1053 getUnknownSourcesSettings()); 1054 } 1055 // Force a gc to clear up things 1056 Runtime.getRuntime().gc(); 1057 // We delete after a gc for applications on sdcard. 1058 if (deleteOld) { 1059 synchronized (mInstallLock) { 1060 res.removedInfo.args.doPostDeleteLI(true); 1061 } 1062 } 1063 if (args.observer != null) { 1064 try { 1065 Bundle extras = extrasForInstallResult(res); 1066 args.observer.onPackageInstalled(res.name, res.returnCode, 1067 res.returnMsg, extras); 1068 } catch (RemoteException e) { 1069 Slog.i(TAG, "Observer no longer exists."); 1070 } 1071 } 1072 } else { 1073 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1074 } 1075 } break; 1076 case UPDATED_MEDIA_STATUS: { 1077 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1078 boolean reportStatus = msg.arg1 == 1; 1079 boolean doGc = msg.arg2 == 1; 1080 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1081 if (doGc) { 1082 // Force a gc to clear up stale containers. 1083 Runtime.getRuntime().gc(); 1084 } 1085 if (msg.obj != null) { 1086 @SuppressWarnings("unchecked") 1087 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1088 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1089 // Unload containers 1090 unloadAllContainers(args); 1091 } 1092 if (reportStatus) { 1093 try { 1094 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1095 PackageHelper.getMountService().finishMediaUpdate(); 1096 } catch (RemoteException e) { 1097 Log.e(TAG, "MountService not running?"); 1098 } 1099 } 1100 } break; 1101 case WRITE_SETTINGS: { 1102 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1103 synchronized (mPackages) { 1104 removeMessages(WRITE_SETTINGS); 1105 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1106 mSettings.writeLPr(); 1107 mDirtyUsers.clear(); 1108 } 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1110 } break; 1111 case WRITE_PACKAGE_RESTRICTIONS: { 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1113 synchronized (mPackages) { 1114 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1115 for (int userId : mDirtyUsers) { 1116 mSettings.writePackageRestrictionsLPr(userId); 1117 } 1118 mDirtyUsers.clear(); 1119 } 1120 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1121 } break; 1122 case CHECK_PENDING_VERIFICATION: { 1123 final int verificationId = msg.arg1; 1124 final PackageVerificationState state = mPendingVerification.get(verificationId); 1125 1126 if ((state != null) && !state.timeoutExtended()) { 1127 final InstallArgs args = state.getInstallArgs(); 1128 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1129 1130 Slog.i(TAG, "Verification timed out for " + originUri); 1131 mPendingVerification.remove(verificationId); 1132 1133 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1134 1135 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1136 Slog.i(TAG, "Continuing with installation of " + originUri); 1137 state.setVerifierResponse(Binder.getCallingUid(), 1138 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1139 broadcastPackageVerified(verificationId, originUri, 1140 PackageManager.VERIFICATION_ALLOW, 1141 state.getInstallArgs().getUser()); 1142 try { 1143 ret = args.copyApk(mContainerService, true); 1144 } catch (RemoteException e) { 1145 Slog.e(TAG, "Could not contact the ContainerService"); 1146 } 1147 } else { 1148 broadcastPackageVerified(verificationId, originUri, 1149 PackageManager.VERIFICATION_REJECT, 1150 state.getInstallArgs().getUser()); 1151 } 1152 1153 processPendingInstall(args, ret); 1154 mHandler.sendEmptyMessage(MCS_UNBIND); 1155 } 1156 break; 1157 } 1158 case PACKAGE_VERIFIED: { 1159 final int verificationId = msg.arg1; 1160 1161 final PackageVerificationState state = mPendingVerification.get(verificationId); 1162 if (state == null) { 1163 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1164 break; 1165 } 1166 1167 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1168 1169 state.setVerifierResponse(response.callerUid, response.code); 1170 1171 if (state.isVerificationComplete()) { 1172 mPendingVerification.remove(verificationId); 1173 1174 final InstallArgs args = state.getInstallArgs(); 1175 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1176 1177 int ret; 1178 if (state.isInstallAllowed()) { 1179 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1180 broadcastPackageVerified(verificationId, originUri, 1181 response.code, state.getInstallArgs().getUser()); 1182 try { 1183 ret = args.copyApk(mContainerService, true); 1184 } catch (RemoteException e) { 1185 Slog.e(TAG, "Could not contact the ContainerService"); 1186 } 1187 } else { 1188 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1189 } 1190 1191 processPendingInstall(args, ret); 1192 1193 mHandler.sendEmptyMessage(MCS_UNBIND); 1194 } 1195 1196 break; 1197 } 1198 } 1199 } 1200 } 1201 1202 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1203 Bundle extras = null; 1204 switch (res.returnCode) { 1205 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1206 extras = new Bundle(); 1207 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1208 res.origPermission); 1209 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1210 res.origPackage); 1211 break; 1212 } 1213 } 1214 return extras; 1215 } 1216 1217 void scheduleWriteSettingsLocked() { 1218 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1219 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1220 } 1221 } 1222 1223 void scheduleWritePackageRestrictionsLocked(int userId) { 1224 if (!sUserManager.exists(userId)) return; 1225 mDirtyUsers.add(userId); 1226 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1227 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1228 } 1229 } 1230 1231 public static final PackageManagerService main(Context context, Installer installer, 1232 boolean factoryTest, boolean onlyCore) { 1233 PackageManagerService m = new PackageManagerService(context, installer, 1234 factoryTest, onlyCore); 1235 ServiceManager.addService("package", m); 1236 return m; 1237 } 1238 1239 static String[] splitString(String str, char sep) { 1240 int count = 1; 1241 int i = 0; 1242 while ((i=str.indexOf(sep, i)) >= 0) { 1243 count++; 1244 i++; 1245 } 1246 1247 String[] res = new String[count]; 1248 i=0; 1249 count = 0; 1250 int lastI=0; 1251 while ((i=str.indexOf(sep, i)) >= 0) { 1252 res[count] = str.substring(lastI, i); 1253 count++; 1254 i++; 1255 lastI = i; 1256 } 1257 res[count] = str.substring(lastI, str.length()); 1258 return res; 1259 } 1260 1261 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1262 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1263 Context.DISPLAY_SERVICE); 1264 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1265 } 1266 1267 public PackageManagerService(Context context, Installer installer, 1268 boolean factoryTest, boolean onlyCore) { 1269 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1270 SystemClock.uptimeMillis()); 1271 1272 if (mSdkVersion <= 0) { 1273 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1274 } 1275 1276 mContext = context; 1277 mFactoryTest = factoryTest; 1278 mOnlyCore = onlyCore; 1279 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1280 mMetrics = new DisplayMetrics(); 1281 mSettings = new Settings(context); 1282 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1283 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1284 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1285 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1286 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1287 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1288 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1289 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1290 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1291 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1292 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1293 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1294 1295 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1296 if (separateProcesses != null && separateProcesses.length() > 0) { 1297 if ("*".equals(separateProcesses)) { 1298 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1299 mSeparateProcesses = null; 1300 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1301 } else { 1302 mDefParseFlags = 0; 1303 mSeparateProcesses = separateProcesses.split(","); 1304 Slog.w(TAG, "Running with debug.separate_processes: " 1305 + separateProcesses); 1306 } 1307 } else { 1308 mDefParseFlags = 0; 1309 mSeparateProcesses = null; 1310 } 1311 1312 mInstaller = installer; 1313 1314 getDefaultDisplayMetrics(context, mMetrics); 1315 1316 SystemConfig systemConfig = SystemConfig.getInstance(); 1317 mGlobalGids = systemConfig.getGlobalGids(); 1318 mSystemPermissions = systemConfig.getSystemPermissions(); 1319 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1320 1321 synchronized (mInstallLock) { 1322 // writer 1323 synchronized (mPackages) { 1324 mHandlerThread = new ServiceThread(TAG, 1325 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1326 mHandlerThread.start(); 1327 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1328 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1329 1330 File dataDir = Environment.getDataDirectory(); 1331 mAppDataDir = new File(dataDir, "data"); 1332 mAppInstallDir = new File(dataDir, "app"); 1333 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1334 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1335 mUserAppDataDir = new File(dataDir, "user"); 1336 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1337 1338 sUserManager = new UserManagerService(context, this, 1339 mInstallLock, mPackages); 1340 1341 // Propagate permission configuration in to package manager. 1342 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1343 = systemConfig.getPermissions(); 1344 for (int i=0; i<permConfig.size(); i++) { 1345 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1346 BasePermission bp = mSettings.mPermissions.get(perm.name); 1347 if (bp == null) { 1348 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1349 mSettings.mPermissions.put(perm.name, bp); 1350 } 1351 if (perm.gids != null) { 1352 bp.gids = appendInts(bp.gids, perm.gids); 1353 } 1354 } 1355 1356 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1357 for (int i=0; i<libConfig.size(); i++) { 1358 mSharedLibraries.put(libConfig.keyAt(i), 1359 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1360 } 1361 1362 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1363 1364 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1365 mSdkVersion, mOnlyCore); 1366 1367 String customResolverActivity = Resources.getSystem().getString( 1368 R.string.config_customResolverActivity); 1369 if (TextUtils.isEmpty(customResolverActivity)) { 1370 customResolverActivity = null; 1371 } else { 1372 mCustomResolverComponentName = ComponentName.unflattenFromString( 1373 customResolverActivity); 1374 } 1375 1376 long startTime = SystemClock.uptimeMillis(); 1377 1378 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1379 startTime); 1380 1381 // Set flag to monitor and not change apk file paths when 1382 // scanning install directories. 1383 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1384 1385 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1386 1387 /** 1388 * Add everything in the in the boot class path to the 1389 * list of process files because dexopt will have been run 1390 * if necessary during zygote startup. 1391 */ 1392 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1393 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1394 1395 if (bootClassPath != null) { 1396 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1397 for (String element : bootClassPathElements) { 1398 alreadyDexOpted.add(element); 1399 } 1400 } else { 1401 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1402 } 1403 1404 if (systemServerClassPath != null) { 1405 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1406 for (String element : systemServerClassPathElements) { 1407 alreadyDexOpted.add(element); 1408 } 1409 } else { 1410 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1411 } 1412 1413 boolean didDexOptLibraryOrTool = false; 1414 1415 final List<String> allInstructionSets = getAllInstructionSets(); 1416 final String[] dexCodeInstructionSets = 1417 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1418 1419 /** 1420 * Ensure all external libraries have had dexopt run on them. 1421 */ 1422 if (mSharedLibraries.size() > 0) { 1423 // NOTE: For now, we're compiling these system "shared libraries" 1424 // (and framework jars) into all available architectures. It's possible 1425 // to compile them only when we come across an app that uses them (there's 1426 // already logic for that in scanPackageLI) but that adds some complexity. 1427 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1428 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1429 final String lib = libEntry.path; 1430 if (lib == null) { 1431 continue; 1432 } 1433 1434 try { 1435 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1436 dexCodeInstructionSet, 1437 false); 1438 if (dexoptRequired != DexFile.UP_TO_DATE) { 1439 alreadyDexOpted.add(lib); 1440 1441 // The list of "shared libraries" we have at this point is 1442 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1443 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1444 } else { 1445 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1446 } 1447 didDexOptLibraryOrTool = true; 1448 } 1449 } catch (FileNotFoundException e) { 1450 Slog.w(TAG, "Library not found: " + lib); 1451 } catch (IOException e) { 1452 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1453 + e.getMessage()); 1454 } 1455 } 1456 } 1457 } 1458 1459 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1460 1461 // Gross hack for now: we know this file doesn't contain any 1462 // code, so don't dexopt it to avoid the resulting log spew. 1463 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1464 1465 // Gross hack for now: we know this file is only part of 1466 // the boot class path for art, so don't dexopt it to 1467 // avoid the resulting log spew. 1468 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1469 1470 /** 1471 * And there are a number of commands implemented in Java, which 1472 * we currently need to do the dexopt on so that they can be 1473 * run from a non-root shell. 1474 */ 1475 String[] frameworkFiles = frameworkDir.list(); 1476 if (frameworkFiles != null) { 1477 // TODO: We could compile these only for the most preferred ABI. We should 1478 // first double check that the dex files for these commands are not referenced 1479 // by other system apps. 1480 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1481 for (int i=0; i<frameworkFiles.length; i++) { 1482 File libPath = new File(frameworkDir, frameworkFiles[i]); 1483 String path = libPath.getPath(); 1484 // Skip the file if we already did it. 1485 if (alreadyDexOpted.contains(path)) { 1486 continue; 1487 } 1488 // Skip the file if it is not a type we want to dexopt. 1489 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1490 continue; 1491 } 1492 try { 1493 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1494 dexCodeInstructionSet, 1495 false); 1496 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1497 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1498 didDexOptLibraryOrTool = true; 1499 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1500 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1501 didDexOptLibraryOrTool = true; 1502 } 1503 } catch (FileNotFoundException e) { 1504 Slog.w(TAG, "Jar not found: " + path); 1505 } catch (IOException e) { 1506 Slog.w(TAG, "Exception reading jar: " + path, e); 1507 } 1508 } 1509 } 1510 } 1511 1512 // Collect vendor overlay packages. 1513 // (Do this before scanning any apps.) 1514 // For security and version matching reason, only consider 1515 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1516 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1517 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1518 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1519 1520 // Find base frameworks (resource packages without code). 1521 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1522 | PackageParser.PARSE_IS_SYSTEM_DIR 1523 | PackageParser.PARSE_IS_PRIVILEGED, 1524 scanFlags | SCAN_NO_DEX, 0); 1525 1526 // Collected privileged system packages. 1527 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1528 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1529 | PackageParser.PARSE_IS_SYSTEM_DIR 1530 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1531 1532 // Collect ordinary system packages. 1533 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1534 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1535 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1536 1537 // Collect all vendor packages. 1538 File vendorAppDir = new File("/vendor/app"); 1539 try { 1540 vendorAppDir = vendorAppDir.getCanonicalFile(); 1541 } catch (IOException e) { 1542 // failed to look up canonical path, continue with original one 1543 } 1544 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1545 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1546 1547 // Collect all OEM packages. 1548 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1549 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1550 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1551 1552 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1553 mInstaller.moveFiles(); 1554 1555 // Prune any system packages that no longer exist. 1556 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1557 if (!mOnlyCore) { 1558 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1559 while (psit.hasNext()) { 1560 PackageSetting ps = psit.next(); 1561 1562 /* 1563 * If this is not a system app, it can't be a 1564 * disable system app. 1565 */ 1566 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1567 continue; 1568 } 1569 1570 /* 1571 * If the package is scanned, it's not erased. 1572 */ 1573 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1574 if (scannedPkg != null) { 1575 /* 1576 * If the system app is both scanned and in the 1577 * disabled packages list, then it must have been 1578 * added via OTA. Remove it from the currently 1579 * scanned package so the previously user-installed 1580 * application can be scanned. 1581 */ 1582 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1583 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1584 + "; removing system app"); 1585 removePackageLI(ps, true); 1586 } 1587 1588 continue; 1589 } 1590 1591 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1592 psit.remove(); 1593 String msg = "System package " + ps.name 1594 + " no longer exists; wiping its data"; 1595 reportSettingsProblem(Log.WARN, msg); 1596 removeDataDirsLI(ps.name); 1597 } else { 1598 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1599 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1600 possiblyDeletedUpdatedSystemApps.add(ps.name); 1601 } 1602 } 1603 } 1604 } 1605 1606 //look for any incomplete package installations 1607 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1608 //clean up list 1609 for(int i = 0; i < deletePkgsList.size(); i++) { 1610 //clean up here 1611 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1612 } 1613 //delete tmp files 1614 deleteTempPackageFiles(); 1615 1616 // Remove any shared userIDs that have no associated packages 1617 mSettings.pruneSharedUsersLPw(); 1618 1619 if (!mOnlyCore) { 1620 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1621 SystemClock.uptimeMillis()); 1622 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1623 1624 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1625 scanFlags, 0); 1626 1627 /** 1628 * Remove disable package settings for any updated system 1629 * apps that were removed via an OTA. If they're not a 1630 * previously-updated app, remove them completely. 1631 * Otherwise, just revoke their system-level permissions. 1632 */ 1633 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1634 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1635 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1636 1637 String msg; 1638 if (deletedPkg == null) { 1639 msg = "Updated system package " + deletedAppName 1640 + " no longer exists; wiping its data"; 1641 removeDataDirsLI(deletedAppName); 1642 } else { 1643 msg = "Updated system app + " + deletedAppName 1644 + " no longer present; removing system privileges for " 1645 + deletedAppName; 1646 1647 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1648 1649 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1650 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1651 } 1652 reportSettingsProblem(Log.WARN, msg); 1653 } 1654 } 1655 1656 // Now that we know all of the shared libraries, update all clients to have 1657 // the correct library paths. 1658 updateAllSharedLibrariesLPw(); 1659 1660 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1661 // NOTE: We ignore potential failures here during a system scan (like 1662 // the rest of the commands above) because there's precious little we 1663 // can do about it. A settings error is reported, though. 1664 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1665 false /* force dexopt */, false /* defer dexopt */); 1666 } 1667 1668 // Now that we know all the packages we are keeping, 1669 // read and update their last usage times. 1670 mPackageUsage.readLP(); 1671 1672 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1673 SystemClock.uptimeMillis()); 1674 Slog.i(TAG, "Time to scan packages: " 1675 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1676 + " seconds"); 1677 1678 // If the platform SDK has changed since the last time we booted, 1679 // we need to re-grant app permission to catch any new ones that 1680 // appear. This is really a hack, and means that apps can in some 1681 // cases get permissions that the user didn't initially explicitly 1682 // allow... it would be nice to have some better way to handle 1683 // this situation. 1684 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1685 != mSdkVersion; 1686 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1687 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1688 + "; regranting permissions for internal storage"); 1689 mSettings.mInternalSdkPlatform = mSdkVersion; 1690 1691 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1692 | (regrantPermissions 1693 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1694 : 0)); 1695 1696 // If this is the first boot, and it is a normal boot, then 1697 // we need to initialize the default preferred apps. 1698 if (!mRestoredSettings && !onlyCore) { 1699 mSettings.readDefaultPreferredAppsLPw(this, 0); 1700 } 1701 1702 // If this is first boot after an OTA, and a normal boot, then 1703 // we need to clear code cache directories. 1704 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1705 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1706 for (String pkgName : mSettings.mPackages.keySet()) { 1707 deleteCodeCacheDirsLI(pkgName); 1708 } 1709 mSettings.mFingerprint = Build.FINGERPRINT; 1710 } 1711 1712 // All the changes are done during package scanning. 1713 mSettings.updateInternalDatabaseVersion(); 1714 1715 // can downgrade to reader 1716 mSettings.writeLPr(); 1717 1718 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1719 SystemClock.uptimeMillis()); 1720 1721 1722 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1723 } // synchronized (mPackages) 1724 } // synchronized (mInstallLock) 1725 1726 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1727 1728 // Now after opening every single application zip, make sure they 1729 // are all flushed. Not really needed, but keeps things nice and 1730 // tidy. 1731 Runtime.getRuntime().gc(); 1732 } 1733 1734 @Override 1735 public boolean isFirstBoot() { 1736 return !mRestoredSettings; 1737 } 1738 1739 @Override 1740 public boolean isOnlyCoreApps() { 1741 return mOnlyCore; 1742 } 1743 1744 private String getRequiredVerifierLPr() { 1745 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1746 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1747 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1748 1749 String requiredVerifier = null; 1750 1751 final int N = receivers.size(); 1752 for (int i = 0; i < N; i++) { 1753 final ResolveInfo info = receivers.get(i); 1754 1755 if (info.activityInfo == null) { 1756 continue; 1757 } 1758 1759 final String packageName = info.activityInfo.packageName; 1760 1761 final PackageSetting ps = mSettings.mPackages.get(packageName); 1762 if (ps == null) { 1763 continue; 1764 } 1765 1766 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1767 if (!gp.grantedPermissions 1768 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1769 continue; 1770 } 1771 1772 if (requiredVerifier != null) { 1773 throw new RuntimeException("There can be only one required verifier"); 1774 } 1775 1776 requiredVerifier = packageName; 1777 } 1778 1779 return requiredVerifier; 1780 } 1781 1782 @Override 1783 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1784 throws RemoteException { 1785 try { 1786 return super.onTransact(code, data, reply, flags); 1787 } catch (RuntimeException e) { 1788 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1789 Slog.wtf(TAG, "Package Manager Crash", e); 1790 } 1791 throw e; 1792 } 1793 } 1794 1795 void cleanupInstallFailedPackage(PackageSetting ps) { 1796 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1797 removeDataDirsLI(ps.name); 1798 if (ps.codePath != null) { 1799 if (ps.codePath.isDirectory()) { 1800 FileUtils.deleteContents(ps.codePath); 1801 } 1802 ps.codePath.delete(); 1803 } 1804 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 1805 if (ps.resourcePath.isDirectory()) { 1806 FileUtils.deleteContents(ps.resourcePath); 1807 } 1808 ps.resourcePath.delete(); 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 PackageParser.generateActivityInfo(mResolveActivity, flags, 2167 new PackageUserState(), userId); 2168 } 2169 } 2170 return null; 2171 } 2172 2173 @Override 2174 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2175 String resolvedType) { 2176 synchronized (mPackages) { 2177 PackageParser.Activity a = mActivities.mActivities.get(component); 2178 if (a == null) { 2179 return false; 2180 } 2181 for (int i=0; i<a.intents.size(); i++) { 2182 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2183 intent.getData(), intent.getCategories(), TAG) >= 0) { 2184 return true; 2185 } 2186 } 2187 return false; 2188 } 2189 } 2190 2191 @Override 2192 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2193 if (!sUserManager.exists(userId)) return null; 2194 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2195 synchronized (mPackages) { 2196 PackageParser.Activity a = mReceivers.mActivities.get(component); 2197 if (DEBUG_PACKAGE_INFO) Log.v( 2198 TAG, "getReceiverInfo " + component + ": " + a); 2199 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2200 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2201 if (ps == null) return null; 2202 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2203 userId); 2204 } 2205 } 2206 return null; 2207 } 2208 2209 @Override 2210 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2211 if (!sUserManager.exists(userId)) return null; 2212 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2213 synchronized (mPackages) { 2214 PackageParser.Service s = mServices.mServices.get(component); 2215 if (DEBUG_PACKAGE_INFO) Log.v( 2216 TAG, "getServiceInfo " + component + ": " + s); 2217 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2218 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2219 if (ps == null) return null; 2220 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2221 userId); 2222 } 2223 } 2224 return null; 2225 } 2226 2227 @Override 2228 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2229 if (!sUserManager.exists(userId)) return null; 2230 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2231 synchronized (mPackages) { 2232 PackageParser.Provider p = mProviders.mProviders.get(component); 2233 if (DEBUG_PACKAGE_INFO) Log.v( 2234 TAG, "getProviderInfo " + component + ": " + p); 2235 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2236 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2237 if (ps == null) return null; 2238 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2239 userId); 2240 } 2241 } 2242 return null; 2243 } 2244 2245 @Override 2246 public String[] getSystemSharedLibraryNames() { 2247 Set<String> libSet; 2248 synchronized (mPackages) { 2249 libSet = mSharedLibraries.keySet(); 2250 int size = libSet.size(); 2251 if (size > 0) { 2252 String[] libs = new String[size]; 2253 libSet.toArray(libs); 2254 return libs; 2255 } 2256 } 2257 return null; 2258 } 2259 2260 @Override 2261 public FeatureInfo[] getSystemAvailableFeatures() { 2262 Collection<FeatureInfo> featSet; 2263 synchronized (mPackages) { 2264 featSet = mAvailableFeatures.values(); 2265 int size = featSet.size(); 2266 if (size > 0) { 2267 FeatureInfo[] features = new FeatureInfo[size+1]; 2268 featSet.toArray(features); 2269 FeatureInfo fi = new FeatureInfo(); 2270 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2271 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2272 features[size] = fi; 2273 return features; 2274 } 2275 } 2276 return null; 2277 } 2278 2279 @Override 2280 public boolean hasSystemFeature(String name) { 2281 synchronized (mPackages) { 2282 return mAvailableFeatures.containsKey(name); 2283 } 2284 } 2285 2286 private void checkValidCaller(int uid, int userId) { 2287 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2288 return; 2289 2290 throw new SecurityException("Caller uid=" + uid 2291 + " is not privileged to communicate with user=" + userId); 2292 } 2293 2294 @Override 2295 public int checkPermission(String permName, String pkgName) { 2296 synchronized (mPackages) { 2297 PackageParser.Package p = mPackages.get(pkgName); 2298 if (p != null && p.mExtras != null) { 2299 PackageSetting ps = (PackageSetting)p.mExtras; 2300 if (ps.sharedUser != null) { 2301 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2302 return PackageManager.PERMISSION_GRANTED; 2303 } 2304 } else if (ps.grantedPermissions.contains(permName)) { 2305 return PackageManager.PERMISSION_GRANTED; 2306 } 2307 } 2308 } 2309 return PackageManager.PERMISSION_DENIED; 2310 } 2311 2312 @Override 2313 public int checkUidPermission(String permName, int uid) { 2314 synchronized (mPackages) { 2315 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2316 if (obj != null) { 2317 GrantedPermissions gp = (GrantedPermissions)obj; 2318 if (gp.grantedPermissions.contains(permName)) { 2319 return PackageManager.PERMISSION_GRANTED; 2320 } 2321 } else { 2322 HashSet<String> perms = mSystemPermissions.get(uid); 2323 if (perms != null && perms.contains(permName)) { 2324 return PackageManager.PERMISSION_GRANTED; 2325 } 2326 } 2327 } 2328 return PackageManager.PERMISSION_DENIED; 2329 } 2330 2331 /** 2332 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2333 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2334 * @param checkShell TODO(yamasani): 2335 * @param message the message to log on security exception 2336 */ 2337 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2338 boolean checkShell, String message) { 2339 if (userId < 0) { 2340 throw new IllegalArgumentException("Invalid userId " + userId); 2341 } 2342 if (checkShell) { 2343 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2344 } 2345 if (userId == UserHandle.getUserId(callingUid)) return; 2346 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2347 if (requireFullPermission) { 2348 mContext.enforceCallingOrSelfPermission( 2349 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2350 } else { 2351 try { 2352 mContext.enforceCallingOrSelfPermission( 2353 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2354 } catch (SecurityException se) { 2355 mContext.enforceCallingOrSelfPermission( 2356 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2357 } 2358 } 2359 } 2360 } 2361 2362 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2363 if (callingUid == Process.SHELL_UID) { 2364 if (userHandle >= 0 2365 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2366 throw new SecurityException("Shell does not have permission to access user " 2367 + userHandle); 2368 } else if (userHandle < 0) { 2369 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2370 + Debug.getCallers(3)); 2371 } 2372 } 2373 } 2374 2375 private BasePermission findPermissionTreeLP(String permName) { 2376 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2377 if (permName.startsWith(bp.name) && 2378 permName.length() > bp.name.length() && 2379 permName.charAt(bp.name.length()) == '.') { 2380 return bp; 2381 } 2382 } 2383 return null; 2384 } 2385 2386 private BasePermission checkPermissionTreeLP(String permName) { 2387 if (permName != null) { 2388 BasePermission bp = findPermissionTreeLP(permName); 2389 if (bp != null) { 2390 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2391 return bp; 2392 } 2393 throw new SecurityException("Calling uid " 2394 + Binder.getCallingUid() 2395 + " is not allowed to add to permission tree " 2396 + bp.name + " owned by uid " + bp.uid); 2397 } 2398 } 2399 throw new SecurityException("No permission tree found for " + permName); 2400 } 2401 2402 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2403 if (s1 == null) { 2404 return s2 == null; 2405 } 2406 if (s2 == null) { 2407 return false; 2408 } 2409 if (s1.getClass() != s2.getClass()) { 2410 return false; 2411 } 2412 return s1.equals(s2); 2413 } 2414 2415 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2416 if (pi1.icon != pi2.icon) return false; 2417 if (pi1.logo != pi2.logo) return false; 2418 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2419 if (!compareStrings(pi1.name, pi2.name)) return false; 2420 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2421 // We'll take care of setting this one. 2422 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2423 // These are not currently stored in settings. 2424 //if (!compareStrings(pi1.group, pi2.group)) return false; 2425 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2426 //if (pi1.labelRes != pi2.labelRes) return false; 2427 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2428 return true; 2429 } 2430 2431 int permissionInfoFootprint(PermissionInfo info) { 2432 int size = info.name.length(); 2433 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2434 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2435 return size; 2436 } 2437 2438 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2439 int size = 0; 2440 for (BasePermission perm : mSettings.mPermissions.values()) { 2441 if (perm.uid == tree.uid) { 2442 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2443 } 2444 } 2445 return size; 2446 } 2447 2448 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2449 // We calculate the max size of permissions defined by this uid and throw 2450 // if that plus the size of 'info' would exceed our stated maximum. 2451 if (tree.uid != Process.SYSTEM_UID) { 2452 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2453 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2454 throw new SecurityException("Permission tree size cap exceeded"); 2455 } 2456 } 2457 } 2458 2459 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2460 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2461 throw new SecurityException("Label must be specified in permission"); 2462 } 2463 BasePermission tree = checkPermissionTreeLP(info.name); 2464 BasePermission bp = mSettings.mPermissions.get(info.name); 2465 boolean added = bp == null; 2466 boolean changed = true; 2467 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2468 if (added) { 2469 enforcePermissionCapLocked(info, tree); 2470 bp = new BasePermission(info.name, tree.sourcePackage, 2471 BasePermission.TYPE_DYNAMIC); 2472 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2473 throw new SecurityException( 2474 "Not allowed to modify non-dynamic permission " 2475 + info.name); 2476 } else { 2477 if (bp.protectionLevel == fixedLevel 2478 && bp.perm.owner.equals(tree.perm.owner) 2479 && bp.uid == tree.uid 2480 && comparePermissionInfos(bp.perm.info, info)) { 2481 changed = false; 2482 } 2483 } 2484 bp.protectionLevel = fixedLevel; 2485 info = new PermissionInfo(info); 2486 info.protectionLevel = fixedLevel; 2487 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2488 bp.perm.info.packageName = tree.perm.info.packageName; 2489 bp.uid = tree.uid; 2490 if (added) { 2491 mSettings.mPermissions.put(info.name, bp); 2492 } 2493 if (changed) { 2494 if (!async) { 2495 mSettings.writeLPr(); 2496 } else { 2497 scheduleWriteSettingsLocked(); 2498 } 2499 } 2500 return added; 2501 } 2502 2503 @Override 2504 public boolean addPermission(PermissionInfo info) { 2505 synchronized (mPackages) { 2506 return addPermissionLocked(info, false); 2507 } 2508 } 2509 2510 @Override 2511 public boolean addPermissionAsync(PermissionInfo info) { 2512 synchronized (mPackages) { 2513 return addPermissionLocked(info, true); 2514 } 2515 } 2516 2517 @Override 2518 public void removePermission(String name) { 2519 synchronized (mPackages) { 2520 checkPermissionTreeLP(name); 2521 BasePermission bp = mSettings.mPermissions.get(name); 2522 if (bp != null) { 2523 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2524 throw new SecurityException( 2525 "Not allowed to modify non-dynamic permission " 2526 + name); 2527 } 2528 mSettings.mPermissions.remove(name); 2529 mSettings.writeLPr(); 2530 } 2531 } 2532 } 2533 2534 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2535 int index = pkg.requestedPermissions.indexOf(bp.name); 2536 if (index == -1) { 2537 throw new SecurityException("Package " + pkg.packageName 2538 + " has not requested permission " + bp.name); 2539 } 2540 boolean isNormal = 2541 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2542 == PermissionInfo.PROTECTION_NORMAL); 2543 boolean isDangerous = 2544 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2545 == PermissionInfo.PROTECTION_DANGEROUS); 2546 boolean isDevelopment = 2547 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2548 2549 if (!isNormal && !isDangerous && !isDevelopment) { 2550 throw new SecurityException("Permission " + bp.name 2551 + " is not a changeable permission type"); 2552 } 2553 2554 if (isNormal || isDangerous) { 2555 if (pkg.requestedPermissionsRequired.get(index)) { 2556 throw new SecurityException("Can't change " + bp.name 2557 + ". It is required by the application"); 2558 } 2559 } 2560 } 2561 2562 @Override 2563 public void grantPermission(String packageName, String permissionName) { 2564 mContext.enforceCallingOrSelfPermission( 2565 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2566 synchronized (mPackages) { 2567 final PackageParser.Package pkg = mPackages.get(packageName); 2568 if (pkg == null) { 2569 throw new IllegalArgumentException("Unknown package: " + packageName); 2570 } 2571 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2572 if (bp == null) { 2573 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2574 } 2575 2576 checkGrantRevokePermissions(pkg, bp); 2577 2578 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2579 if (ps == null) { 2580 return; 2581 } 2582 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2583 if (gp.grantedPermissions.add(permissionName)) { 2584 if (ps.haveGids) { 2585 gp.gids = appendInts(gp.gids, bp.gids); 2586 } 2587 mSettings.writeLPr(); 2588 } 2589 } 2590 } 2591 2592 @Override 2593 public void revokePermission(String packageName, String permissionName) { 2594 int changedAppId = -1; 2595 2596 synchronized (mPackages) { 2597 final PackageParser.Package pkg = mPackages.get(packageName); 2598 if (pkg == null) { 2599 throw new IllegalArgumentException("Unknown package: " + packageName); 2600 } 2601 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2602 mContext.enforceCallingOrSelfPermission( 2603 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2604 } 2605 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2606 if (bp == null) { 2607 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2608 } 2609 2610 checkGrantRevokePermissions(pkg, bp); 2611 2612 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2613 if (ps == null) { 2614 return; 2615 } 2616 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2617 if (gp.grantedPermissions.remove(permissionName)) { 2618 gp.grantedPermissions.remove(permissionName); 2619 if (ps.haveGids) { 2620 gp.gids = removeInts(gp.gids, bp.gids); 2621 } 2622 mSettings.writeLPr(); 2623 changedAppId = ps.appId; 2624 } 2625 } 2626 2627 if (changedAppId >= 0) { 2628 // We changed the perm on someone, kill its processes. 2629 IActivityManager am = ActivityManagerNative.getDefault(); 2630 if (am != null) { 2631 final int callingUserId = UserHandle.getCallingUserId(); 2632 final long ident = Binder.clearCallingIdentity(); 2633 try { 2634 //XXX we should only revoke for the calling user's app permissions, 2635 // but for now we impact all users. 2636 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2637 // "revoke " + permissionName); 2638 int[] users = sUserManager.getUserIds(); 2639 for (int user : users) { 2640 am.killUid(UserHandle.getUid(user, changedAppId), 2641 "revoke " + permissionName); 2642 } 2643 } catch (RemoteException e) { 2644 } finally { 2645 Binder.restoreCallingIdentity(ident); 2646 } 2647 } 2648 } 2649 } 2650 2651 @Override 2652 public boolean isProtectedBroadcast(String actionName) { 2653 synchronized (mPackages) { 2654 return mProtectedBroadcasts.contains(actionName); 2655 } 2656 } 2657 2658 @Override 2659 public int checkSignatures(String pkg1, String pkg2) { 2660 synchronized (mPackages) { 2661 final PackageParser.Package p1 = mPackages.get(pkg1); 2662 final PackageParser.Package p2 = mPackages.get(pkg2); 2663 if (p1 == null || p1.mExtras == null 2664 || p2 == null || p2.mExtras == null) { 2665 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2666 } 2667 return compareSignatures(p1.mSignatures, p2.mSignatures); 2668 } 2669 } 2670 2671 @Override 2672 public int checkUidSignatures(int uid1, int uid2) { 2673 // Map to base uids. 2674 uid1 = UserHandle.getAppId(uid1); 2675 uid2 = UserHandle.getAppId(uid2); 2676 // reader 2677 synchronized (mPackages) { 2678 Signature[] s1; 2679 Signature[] s2; 2680 Object obj = mSettings.getUserIdLPr(uid1); 2681 if (obj != null) { 2682 if (obj instanceof SharedUserSetting) { 2683 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2684 } else if (obj instanceof PackageSetting) { 2685 s1 = ((PackageSetting)obj).signatures.mSignatures; 2686 } else { 2687 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2688 } 2689 } else { 2690 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2691 } 2692 obj = mSettings.getUserIdLPr(uid2); 2693 if (obj != null) { 2694 if (obj instanceof SharedUserSetting) { 2695 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2696 } else if (obj instanceof PackageSetting) { 2697 s2 = ((PackageSetting)obj).signatures.mSignatures; 2698 } else { 2699 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2700 } 2701 } else { 2702 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2703 } 2704 return compareSignatures(s1, s2); 2705 } 2706 } 2707 2708 /** 2709 * Compares two sets of signatures. Returns: 2710 * <br /> 2711 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2712 * <br /> 2713 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2714 * <br /> 2715 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2716 * <br /> 2717 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2718 * <br /> 2719 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2720 */ 2721 static int compareSignatures(Signature[] s1, Signature[] s2) { 2722 if (s1 == null) { 2723 return s2 == null 2724 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2725 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2726 } 2727 2728 if (s2 == null) { 2729 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2730 } 2731 2732 if (s1.length != s2.length) { 2733 return PackageManager.SIGNATURE_NO_MATCH; 2734 } 2735 2736 // Since both signature sets are of size 1, we can compare without HashSets. 2737 if (s1.length == 1) { 2738 return s1[0].equals(s2[0]) ? 2739 PackageManager.SIGNATURE_MATCH : 2740 PackageManager.SIGNATURE_NO_MATCH; 2741 } 2742 2743 HashSet<Signature> set1 = new HashSet<Signature>(); 2744 for (Signature sig : s1) { 2745 set1.add(sig); 2746 } 2747 HashSet<Signature> set2 = new HashSet<Signature>(); 2748 for (Signature sig : s2) { 2749 set2.add(sig); 2750 } 2751 // Make sure s2 contains all signatures in s1. 2752 if (set1.equals(set2)) { 2753 return PackageManager.SIGNATURE_MATCH; 2754 } 2755 return PackageManager.SIGNATURE_NO_MATCH; 2756 } 2757 2758 /** 2759 * If the database version for this type of package (internal storage or 2760 * external storage) is less than the version where package signatures 2761 * were updated, return true. 2762 */ 2763 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2764 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2765 DatabaseVersion.SIGNATURE_END_ENTITY)) 2766 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2767 DatabaseVersion.SIGNATURE_END_ENTITY)); 2768 } 2769 2770 /** 2771 * Used for backward compatibility to make sure any packages with 2772 * certificate chains get upgraded to the new style. {@code existingSigs} 2773 * will be in the old format (since they were stored on disk from before the 2774 * system upgrade) and {@code scannedSigs} will be in the newer format. 2775 */ 2776 private int compareSignaturesCompat(PackageSignatures existingSigs, 2777 PackageParser.Package scannedPkg) { 2778 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2779 return PackageManager.SIGNATURE_NO_MATCH; 2780 } 2781 2782 HashSet<Signature> existingSet = new HashSet<Signature>(); 2783 for (Signature sig : existingSigs.mSignatures) { 2784 existingSet.add(sig); 2785 } 2786 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2787 for (Signature sig : scannedPkg.mSignatures) { 2788 try { 2789 Signature[] chainSignatures = sig.getChainSignatures(); 2790 for (Signature chainSig : chainSignatures) { 2791 scannedCompatSet.add(chainSig); 2792 } 2793 } catch (CertificateEncodingException e) { 2794 scannedCompatSet.add(sig); 2795 } 2796 } 2797 /* 2798 * Make sure the expanded scanned set contains all signatures in the 2799 * existing one. 2800 */ 2801 if (scannedCompatSet.equals(existingSet)) { 2802 // Migrate the old signatures to the new scheme. 2803 existingSigs.assignSignatures(scannedPkg.mSignatures); 2804 // The new KeySets will be re-added later in the scanning process. 2805 synchronized (mPackages) { 2806 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2807 } 2808 return PackageManager.SIGNATURE_MATCH; 2809 } 2810 return PackageManager.SIGNATURE_NO_MATCH; 2811 } 2812 2813 @Override 2814 public String[] getPackagesForUid(int uid) { 2815 uid = UserHandle.getAppId(uid); 2816 // reader 2817 synchronized (mPackages) { 2818 Object obj = mSettings.getUserIdLPr(uid); 2819 if (obj instanceof SharedUserSetting) { 2820 final SharedUserSetting sus = (SharedUserSetting) obj; 2821 final int N = sus.packages.size(); 2822 final String[] res = new String[N]; 2823 final Iterator<PackageSetting> it = sus.packages.iterator(); 2824 int i = 0; 2825 while (it.hasNext()) { 2826 res[i++] = it.next().name; 2827 } 2828 return res; 2829 } else if (obj instanceof PackageSetting) { 2830 final PackageSetting ps = (PackageSetting) obj; 2831 return new String[] { ps.name }; 2832 } 2833 } 2834 return null; 2835 } 2836 2837 @Override 2838 public String getNameForUid(int uid) { 2839 // reader 2840 synchronized (mPackages) { 2841 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2842 if (obj instanceof SharedUserSetting) { 2843 final SharedUserSetting sus = (SharedUserSetting) obj; 2844 return sus.name + ":" + sus.userId; 2845 } else if (obj instanceof PackageSetting) { 2846 final PackageSetting ps = (PackageSetting) obj; 2847 return ps.name; 2848 } 2849 } 2850 return null; 2851 } 2852 2853 @Override 2854 public int getUidForSharedUser(String sharedUserName) { 2855 if(sharedUserName == null) { 2856 return -1; 2857 } 2858 // reader 2859 synchronized (mPackages) { 2860 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2861 if (suid == null) { 2862 return -1; 2863 } 2864 return suid.userId; 2865 } 2866 } 2867 2868 @Override 2869 public int getFlagsForUid(int uid) { 2870 synchronized (mPackages) { 2871 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2872 if (obj instanceof SharedUserSetting) { 2873 final SharedUserSetting sus = (SharedUserSetting) obj; 2874 return sus.pkgFlags; 2875 } else if (obj instanceof PackageSetting) { 2876 final PackageSetting ps = (PackageSetting) obj; 2877 return ps.pkgFlags; 2878 } 2879 } 2880 return 0; 2881 } 2882 2883 @Override 2884 public String[] getAppOpPermissionPackages(String permissionName) { 2885 synchronized (mPackages) { 2886 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2887 if (pkgs == null) { 2888 return null; 2889 } 2890 return pkgs.toArray(new String[pkgs.size()]); 2891 } 2892 } 2893 2894 @Override 2895 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2896 int flags, int userId) { 2897 if (!sUserManager.exists(userId)) return null; 2898 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 2899 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2900 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2901 } 2902 2903 @Override 2904 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2905 IntentFilter filter, int match, ComponentName activity) { 2906 final int userId = UserHandle.getCallingUserId(); 2907 if (DEBUG_PREFERRED) { 2908 Log.v(TAG, "setLastChosenActivity intent=" + intent 2909 + " resolvedType=" + resolvedType 2910 + " flags=" + flags 2911 + " filter=" + filter 2912 + " match=" + match 2913 + " activity=" + activity); 2914 filter.dump(new PrintStreamPrinter(System.out), " "); 2915 } 2916 intent.setComponent(null); 2917 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2918 // Find any earlier preferred or last chosen entries and nuke them 2919 findPreferredActivity(intent, resolvedType, 2920 flags, query, 0, false, true, false, userId); 2921 // Add the new activity as the last chosen for this filter 2922 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2923 "Setting last chosen"); 2924 } 2925 2926 @Override 2927 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2928 final int userId = UserHandle.getCallingUserId(); 2929 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2930 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2931 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2932 false, false, false, userId); 2933 } 2934 2935 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2936 int flags, List<ResolveInfo> query, int userId) { 2937 if (query != null) { 2938 final int N = query.size(); 2939 if (N == 1) { 2940 return query.get(0); 2941 } else if (N > 1) { 2942 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2943 // If there is more than one activity with the same priority, 2944 // then let the user decide between them. 2945 ResolveInfo r0 = query.get(0); 2946 ResolveInfo r1 = query.get(1); 2947 if (DEBUG_INTENT_MATCHING || debug) { 2948 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2949 + r1.activityInfo.name + "=" + r1.priority); 2950 } 2951 // If the first activity has a higher priority, or a different 2952 // default, then it is always desireable to pick it. 2953 if (r0.priority != r1.priority 2954 || r0.preferredOrder != r1.preferredOrder 2955 || r0.isDefault != r1.isDefault) { 2956 return query.get(0); 2957 } 2958 // If we have saved a preference for a preferred activity for 2959 // this Intent, use that. 2960 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2961 flags, query, r0.priority, true, false, debug, userId); 2962 if (ri != null) { 2963 return ri; 2964 } 2965 if (userId != 0) { 2966 ri = new ResolveInfo(mResolveInfo); 2967 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2968 ri.activityInfo.applicationInfo = new ApplicationInfo( 2969 ri.activityInfo.applicationInfo); 2970 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2971 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2972 return ri; 2973 } 2974 return mResolveInfo; 2975 } 2976 } 2977 return null; 2978 } 2979 2980 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2981 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2982 final int N = query.size(); 2983 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2984 .get(userId); 2985 // Get the list of persistent preferred activities that handle the intent 2986 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2987 List<PersistentPreferredActivity> pprefs = ppir != null 2988 ? ppir.queryIntent(intent, resolvedType, 2989 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2990 : null; 2991 if (pprefs != null && pprefs.size() > 0) { 2992 final int M = pprefs.size(); 2993 for (int i=0; i<M; i++) { 2994 final PersistentPreferredActivity ppa = pprefs.get(i); 2995 if (DEBUG_PREFERRED || debug) { 2996 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2997 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2998 + "\n component=" + ppa.mComponent); 2999 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3000 } 3001 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3002 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3003 if (DEBUG_PREFERRED || debug) { 3004 Slog.v(TAG, "Found persistent preferred activity:"); 3005 if (ai != null) { 3006 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3007 } else { 3008 Slog.v(TAG, " null"); 3009 } 3010 } 3011 if (ai == null) { 3012 // This previously registered persistent preferred activity 3013 // component is no longer known. Ignore it and do NOT remove it. 3014 continue; 3015 } 3016 for (int j=0; j<N; j++) { 3017 final ResolveInfo ri = query.get(j); 3018 if (!ri.activityInfo.applicationInfo.packageName 3019 .equals(ai.applicationInfo.packageName)) { 3020 continue; 3021 } 3022 if (!ri.activityInfo.name.equals(ai.name)) { 3023 continue; 3024 } 3025 // Found a persistent preference that can handle the intent. 3026 if (DEBUG_PREFERRED || debug) { 3027 Slog.v(TAG, "Returning persistent preferred activity: " + 3028 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3029 } 3030 return ri; 3031 } 3032 } 3033 } 3034 return null; 3035 } 3036 3037 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3038 List<ResolveInfo> query, int priority, boolean always, 3039 boolean removeMatches, boolean debug, int userId) { 3040 if (!sUserManager.exists(userId)) return null; 3041 // writer 3042 synchronized (mPackages) { 3043 if (intent.getSelector() != null) { 3044 intent = intent.getSelector(); 3045 } 3046 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3047 3048 // Try to find a matching persistent preferred activity. 3049 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3050 debug, userId); 3051 3052 // If a persistent preferred activity matched, use it. 3053 if (pri != null) { 3054 return pri; 3055 } 3056 3057 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3058 // Get the list of preferred activities that handle the intent 3059 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3060 List<PreferredActivity> prefs = pir != null 3061 ? pir.queryIntent(intent, resolvedType, 3062 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3063 : null; 3064 if (prefs != null && prefs.size() > 0) { 3065 boolean changed = false; 3066 try { 3067 // First figure out how good the original match set is. 3068 // We will only allow preferred activities that came 3069 // from the same match quality. 3070 int match = 0; 3071 3072 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3073 3074 final int N = query.size(); 3075 for (int j=0; j<N; j++) { 3076 final ResolveInfo ri = query.get(j); 3077 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3078 + ": 0x" + Integer.toHexString(match)); 3079 if (ri.match > match) { 3080 match = ri.match; 3081 } 3082 } 3083 3084 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3085 + Integer.toHexString(match)); 3086 3087 match &= IntentFilter.MATCH_CATEGORY_MASK; 3088 final int M = prefs.size(); 3089 for (int i=0; i<M; i++) { 3090 final PreferredActivity pa = prefs.get(i); 3091 if (DEBUG_PREFERRED || debug) { 3092 Slog.v(TAG, "Checking PreferredActivity ds=" 3093 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3094 + "\n component=" + pa.mPref.mComponent); 3095 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3096 } 3097 if (pa.mPref.mMatch != match) { 3098 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3099 + Integer.toHexString(pa.mPref.mMatch)); 3100 continue; 3101 } 3102 // If it's not an "always" type preferred activity and that's what we're 3103 // looking for, skip it. 3104 if (always && !pa.mPref.mAlways) { 3105 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3106 continue; 3107 } 3108 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3109 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3110 if (DEBUG_PREFERRED || debug) { 3111 Slog.v(TAG, "Found preferred activity:"); 3112 if (ai != null) { 3113 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3114 } else { 3115 Slog.v(TAG, " null"); 3116 } 3117 } 3118 if (ai == null) { 3119 // This previously registered preferred activity 3120 // component is no longer known. Most likely an update 3121 // to the app was installed and in the new version this 3122 // component no longer exists. Clean it up by removing 3123 // it from the preferred activities list, and skip it. 3124 Slog.w(TAG, "Removing dangling preferred activity: " 3125 + pa.mPref.mComponent); 3126 pir.removeFilter(pa); 3127 changed = true; 3128 continue; 3129 } 3130 for (int j=0; j<N; j++) { 3131 final ResolveInfo ri = query.get(j); 3132 if (!ri.activityInfo.applicationInfo.packageName 3133 .equals(ai.applicationInfo.packageName)) { 3134 continue; 3135 } 3136 if (!ri.activityInfo.name.equals(ai.name)) { 3137 continue; 3138 } 3139 3140 if (removeMatches) { 3141 pir.removeFilter(pa); 3142 changed = true; 3143 if (DEBUG_PREFERRED) { 3144 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3145 } 3146 break; 3147 } 3148 3149 // Okay we found a previously set preferred or last chosen app. 3150 // If the result set is different from when this 3151 // was created, we need to clear it and re-ask the 3152 // user their preference, if we're looking for an "always" type entry. 3153 if (always && !pa.mPref.sameSet(query, priority)) { 3154 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3155 + intent + " type " + resolvedType); 3156 if (DEBUG_PREFERRED) { 3157 Slog.v(TAG, "Removing preferred activity since set changed " 3158 + pa.mPref.mComponent); 3159 } 3160 pir.removeFilter(pa); 3161 // Re-add the filter as a "last chosen" entry (!always) 3162 PreferredActivity lastChosen = new PreferredActivity( 3163 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3164 pir.addFilter(lastChosen); 3165 changed = true; 3166 return null; 3167 } 3168 3169 // Yay! Either the set matched or we're looking for the last chosen 3170 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3171 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3172 return ri; 3173 } 3174 } 3175 } finally { 3176 if (changed) { 3177 if (DEBUG_PREFERRED) { 3178 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3179 } 3180 mSettings.writePackageRestrictionsLPr(userId); 3181 } 3182 } 3183 } 3184 } 3185 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3186 return null; 3187 } 3188 3189 /* 3190 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3191 */ 3192 @Override 3193 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3194 int targetUserId) { 3195 mContext.enforceCallingOrSelfPermission( 3196 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3197 List<CrossProfileIntentFilter> matches = 3198 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3199 if (matches != null) { 3200 int size = matches.size(); 3201 for (int i = 0; i < size; i++) { 3202 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3203 } 3204 } 3205 return false; 3206 } 3207 3208 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3209 String resolvedType, int userId) { 3210 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3211 if (resolver != null) { 3212 return resolver.queryIntent(intent, resolvedType, false, userId); 3213 } 3214 return null; 3215 } 3216 3217 @Override 3218 public List<ResolveInfo> queryIntentActivities(Intent intent, 3219 String resolvedType, int flags, int userId) { 3220 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3221 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3222 ComponentName comp = intent.getComponent(); 3223 if (comp == null) { 3224 if (intent.getSelector() != null) { 3225 intent = intent.getSelector(); 3226 comp = intent.getComponent(); 3227 } 3228 } 3229 3230 if (comp != null) { 3231 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3232 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3233 if (ai != null) { 3234 final ResolveInfo ri = new ResolveInfo(); 3235 ri.activityInfo = ai; 3236 list.add(ri); 3237 } 3238 return list; 3239 } 3240 3241 // reader 3242 synchronized (mPackages) { 3243 final String pkgName = intent.getPackage(); 3244 if (pkgName == null) { 3245 List<CrossProfileIntentFilter> matchingFilters = 3246 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3247 // Check for results that need to skip the current profile. 3248 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3249 resolvedType, flags, userId); 3250 if (resolveInfo != null) { 3251 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3252 result.add(resolveInfo); 3253 return result; 3254 } 3255 // Check for cross profile results. 3256 resolveInfo = queryCrossProfileIntents( 3257 matchingFilters, intent, resolvedType, flags, userId); 3258 3259 // Check for results in the current profile. 3260 List<ResolveInfo> result = mActivities.queryIntent( 3261 intent, resolvedType, flags, userId); 3262 if (resolveInfo != null) { 3263 result.add(resolveInfo); 3264 Collections.sort(result, mResolvePrioritySorter); 3265 } 3266 return result; 3267 } 3268 final PackageParser.Package pkg = mPackages.get(pkgName); 3269 if (pkg != null) { 3270 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3271 pkg.activities, userId); 3272 } 3273 return new ArrayList<ResolveInfo>(); 3274 } 3275 } 3276 3277 private ResolveInfo querySkipCurrentProfileIntents( 3278 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3279 int flags, int sourceUserId) { 3280 if (matchingFilters != null) { 3281 int size = matchingFilters.size(); 3282 for (int i = 0; i < size; i ++) { 3283 CrossProfileIntentFilter filter = matchingFilters.get(i); 3284 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3285 // Checking if there are activities in the target user that can handle the 3286 // intent. 3287 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3288 flags, sourceUserId); 3289 if (resolveInfo != null) { 3290 return resolveInfo; 3291 } 3292 } 3293 } 3294 } 3295 return null; 3296 } 3297 3298 // Return matching ResolveInfo if any for skip current profile intent filters. 3299 private ResolveInfo queryCrossProfileIntents( 3300 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3301 int flags, int sourceUserId) { 3302 if (matchingFilters != null) { 3303 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3304 // match the same intent. For performance reasons, it is better not to 3305 // run queryIntent twice for the same userId 3306 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3307 int size = matchingFilters.size(); 3308 for (int i = 0; i < size; i++) { 3309 CrossProfileIntentFilter filter = matchingFilters.get(i); 3310 int targetUserId = filter.getTargetUserId(); 3311 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3312 && !alreadyTriedUserIds.get(targetUserId)) { 3313 // Checking if there are activities in the target user that can handle the 3314 // intent. 3315 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3316 flags, sourceUserId); 3317 if (resolveInfo != null) return resolveInfo; 3318 alreadyTriedUserIds.put(targetUserId, true); 3319 } 3320 } 3321 } 3322 return null; 3323 } 3324 3325 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3326 String resolvedType, int flags, int sourceUserId) { 3327 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3328 resolvedType, flags, filter.getTargetUserId()); 3329 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3330 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3331 } 3332 return null; 3333 } 3334 3335 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3336 int sourceUserId, int targetUserId) { 3337 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3338 String className; 3339 if (targetUserId == UserHandle.USER_OWNER) { 3340 className = FORWARD_INTENT_TO_USER_OWNER; 3341 } else { 3342 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3343 } 3344 ComponentName forwardingActivityComponentName = new ComponentName( 3345 mAndroidApplication.packageName, className); 3346 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3347 sourceUserId); 3348 if (targetUserId == UserHandle.USER_OWNER) { 3349 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3350 forwardingResolveInfo.noResourceId = true; 3351 } 3352 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3353 forwardingResolveInfo.priority = 0; 3354 forwardingResolveInfo.preferredOrder = 0; 3355 forwardingResolveInfo.match = 0; 3356 forwardingResolveInfo.isDefault = true; 3357 forwardingResolveInfo.filter = filter; 3358 forwardingResolveInfo.targetUserId = targetUserId; 3359 return forwardingResolveInfo; 3360 } 3361 3362 @Override 3363 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3364 Intent[] specifics, String[] specificTypes, Intent intent, 3365 String resolvedType, int flags, int userId) { 3366 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3367 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3368 false, "query intent activity options"); 3369 final String resultsAction = intent.getAction(); 3370 3371 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3372 | PackageManager.GET_RESOLVED_FILTER, userId); 3373 3374 if (DEBUG_INTENT_MATCHING) { 3375 Log.v(TAG, "Query " + intent + ": " + results); 3376 } 3377 3378 int specificsPos = 0; 3379 int N; 3380 3381 // todo: note that the algorithm used here is O(N^2). This 3382 // isn't a problem in our current environment, but if we start running 3383 // into situations where we have more than 5 or 10 matches then this 3384 // should probably be changed to something smarter... 3385 3386 // First we go through and resolve each of the specific items 3387 // that were supplied, taking care of removing any corresponding 3388 // duplicate items in the generic resolve list. 3389 if (specifics != null) { 3390 for (int i=0; i<specifics.length; i++) { 3391 final Intent sintent = specifics[i]; 3392 if (sintent == null) { 3393 continue; 3394 } 3395 3396 if (DEBUG_INTENT_MATCHING) { 3397 Log.v(TAG, "Specific #" + i + ": " + sintent); 3398 } 3399 3400 String action = sintent.getAction(); 3401 if (resultsAction != null && resultsAction.equals(action)) { 3402 // If this action was explicitly requested, then don't 3403 // remove things that have it. 3404 action = null; 3405 } 3406 3407 ResolveInfo ri = null; 3408 ActivityInfo ai = null; 3409 3410 ComponentName comp = sintent.getComponent(); 3411 if (comp == null) { 3412 ri = resolveIntent( 3413 sintent, 3414 specificTypes != null ? specificTypes[i] : null, 3415 flags, userId); 3416 if (ri == null) { 3417 continue; 3418 } 3419 if (ri == mResolveInfo) { 3420 // ACK! Must do something better with this. 3421 } 3422 ai = ri.activityInfo; 3423 comp = new ComponentName(ai.applicationInfo.packageName, 3424 ai.name); 3425 } else { 3426 ai = getActivityInfo(comp, flags, userId); 3427 if (ai == null) { 3428 continue; 3429 } 3430 } 3431 3432 // Look for any generic query activities that are duplicates 3433 // of this specific one, and remove them from the results. 3434 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3435 N = results.size(); 3436 int j; 3437 for (j=specificsPos; j<N; j++) { 3438 ResolveInfo sri = results.get(j); 3439 if ((sri.activityInfo.name.equals(comp.getClassName()) 3440 && sri.activityInfo.applicationInfo.packageName.equals( 3441 comp.getPackageName())) 3442 || (action != null && sri.filter.matchAction(action))) { 3443 results.remove(j); 3444 if (DEBUG_INTENT_MATCHING) Log.v( 3445 TAG, "Removing duplicate item from " + j 3446 + " due to specific " + specificsPos); 3447 if (ri == null) { 3448 ri = sri; 3449 } 3450 j--; 3451 N--; 3452 } 3453 } 3454 3455 // Add this specific item to its proper place. 3456 if (ri == null) { 3457 ri = new ResolveInfo(); 3458 ri.activityInfo = ai; 3459 } 3460 results.add(specificsPos, ri); 3461 ri.specificIndex = i; 3462 specificsPos++; 3463 } 3464 } 3465 3466 // Now we go through the remaining generic results and remove any 3467 // duplicate actions that are found here. 3468 N = results.size(); 3469 for (int i=specificsPos; i<N-1; i++) { 3470 final ResolveInfo rii = results.get(i); 3471 if (rii.filter == null) { 3472 continue; 3473 } 3474 3475 // Iterate over all of the actions of this result's intent 3476 // filter... typically this should be just one. 3477 final Iterator<String> it = rii.filter.actionsIterator(); 3478 if (it == null) { 3479 continue; 3480 } 3481 while (it.hasNext()) { 3482 final String action = it.next(); 3483 if (resultsAction != null && resultsAction.equals(action)) { 3484 // If this action was explicitly requested, then don't 3485 // remove things that have it. 3486 continue; 3487 } 3488 for (int j=i+1; j<N; j++) { 3489 final ResolveInfo rij = results.get(j); 3490 if (rij.filter != null && rij.filter.hasAction(action)) { 3491 results.remove(j); 3492 if (DEBUG_INTENT_MATCHING) Log.v( 3493 TAG, "Removing duplicate item from " + j 3494 + " due to action " + action + " at " + i); 3495 j--; 3496 N--; 3497 } 3498 } 3499 } 3500 3501 // If the caller didn't request filter information, drop it now 3502 // so we don't have to marshall/unmarshall it. 3503 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3504 rii.filter = null; 3505 } 3506 } 3507 3508 // Filter out the caller activity if so requested. 3509 if (caller != null) { 3510 N = results.size(); 3511 for (int i=0; i<N; i++) { 3512 ActivityInfo ainfo = results.get(i).activityInfo; 3513 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3514 && caller.getClassName().equals(ainfo.name)) { 3515 results.remove(i); 3516 break; 3517 } 3518 } 3519 } 3520 3521 // If the caller didn't request filter information, 3522 // drop them now so we don't have to 3523 // marshall/unmarshall it. 3524 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3525 N = results.size(); 3526 for (int i=0; i<N; i++) { 3527 results.get(i).filter = null; 3528 } 3529 } 3530 3531 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3532 return results; 3533 } 3534 3535 @Override 3536 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3537 int userId) { 3538 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3539 ComponentName comp = intent.getComponent(); 3540 if (comp == null) { 3541 if (intent.getSelector() != null) { 3542 intent = intent.getSelector(); 3543 comp = intent.getComponent(); 3544 } 3545 } 3546 if (comp != null) { 3547 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3548 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3549 if (ai != null) { 3550 ResolveInfo ri = new ResolveInfo(); 3551 ri.activityInfo = ai; 3552 list.add(ri); 3553 } 3554 return list; 3555 } 3556 3557 // reader 3558 synchronized (mPackages) { 3559 String pkgName = intent.getPackage(); 3560 if (pkgName == null) { 3561 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3562 } 3563 final PackageParser.Package pkg = mPackages.get(pkgName); 3564 if (pkg != null) { 3565 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3566 userId); 3567 } 3568 return null; 3569 } 3570 } 3571 3572 @Override 3573 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3574 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3575 if (!sUserManager.exists(userId)) return null; 3576 if (query != null) { 3577 if (query.size() >= 1) { 3578 // If there is more than one service with the same priority, 3579 // just arbitrarily pick the first one. 3580 return query.get(0); 3581 } 3582 } 3583 return null; 3584 } 3585 3586 @Override 3587 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3588 int userId) { 3589 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3590 ComponentName comp = intent.getComponent(); 3591 if (comp == null) { 3592 if (intent.getSelector() != null) { 3593 intent = intent.getSelector(); 3594 comp = intent.getComponent(); 3595 } 3596 } 3597 if (comp != null) { 3598 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3599 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3600 if (si != null) { 3601 final ResolveInfo ri = new ResolveInfo(); 3602 ri.serviceInfo = si; 3603 list.add(ri); 3604 } 3605 return list; 3606 } 3607 3608 // reader 3609 synchronized (mPackages) { 3610 String pkgName = intent.getPackage(); 3611 if (pkgName == null) { 3612 return mServices.queryIntent(intent, resolvedType, flags, userId); 3613 } 3614 final PackageParser.Package pkg = mPackages.get(pkgName); 3615 if (pkg != null) { 3616 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3617 userId); 3618 } 3619 return null; 3620 } 3621 } 3622 3623 @Override 3624 public List<ResolveInfo> queryIntentContentProviders( 3625 Intent intent, String resolvedType, int flags, int userId) { 3626 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3627 ComponentName comp = intent.getComponent(); 3628 if (comp == null) { 3629 if (intent.getSelector() != null) { 3630 intent = intent.getSelector(); 3631 comp = intent.getComponent(); 3632 } 3633 } 3634 if (comp != null) { 3635 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3636 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3637 if (pi != null) { 3638 final ResolveInfo ri = new ResolveInfo(); 3639 ri.providerInfo = pi; 3640 list.add(ri); 3641 } 3642 return list; 3643 } 3644 3645 // reader 3646 synchronized (mPackages) { 3647 String pkgName = intent.getPackage(); 3648 if (pkgName == null) { 3649 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3650 } 3651 final PackageParser.Package pkg = mPackages.get(pkgName); 3652 if (pkg != null) { 3653 return mProviders.queryIntentForPackage( 3654 intent, resolvedType, flags, pkg.providers, userId); 3655 } 3656 return null; 3657 } 3658 } 3659 3660 @Override 3661 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3662 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3663 3664 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 3665 3666 // writer 3667 synchronized (mPackages) { 3668 ArrayList<PackageInfo> list; 3669 if (listUninstalled) { 3670 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3671 for (PackageSetting ps : mSettings.mPackages.values()) { 3672 PackageInfo pi; 3673 if (ps.pkg != null) { 3674 pi = generatePackageInfo(ps.pkg, flags, userId); 3675 } else { 3676 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3677 } 3678 if (pi != null) { 3679 list.add(pi); 3680 } 3681 } 3682 } else { 3683 list = new ArrayList<PackageInfo>(mPackages.size()); 3684 for (PackageParser.Package p : mPackages.values()) { 3685 PackageInfo pi = generatePackageInfo(p, flags, userId); 3686 if (pi != null) { 3687 list.add(pi); 3688 } 3689 } 3690 } 3691 3692 return new ParceledListSlice<PackageInfo>(list); 3693 } 3694 } 3695 3696 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3697 String[] permissions, boolean[] tmp, int flags, int userId) { 3698 int numMatch = 0; 3699 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3700 for (int i=0; i<permissions.length; i++) { 3701 if (gp.grantedPermissions.contains(permissions[i])) { 3702 tmp[i] = true; 3703 numMatch++; 3704 } else { 3705 tmp[i] = false; 3706 } 3707 } 3708 if (numMatch == 0) { 3709 return; 3710 } 3711 PackageInfo pi; 3712 if (ps.pkg != null) { 3713 pi = generatePackageInfo(ps.pkg, flags, userId); 3714 } else { 3715 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3716 } 3717 // The above might return null in cases of uninstalled apps or install-state 3718 // skew across users/profiles. 3719 if (pi != null) { 3720 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3721 if (numMatch == permissions.length) { 3722 pi.requestedPermissions = permissions; 3723 } else { 3724 pi.requestedPermissions = new String[numMatch]; 3725 numMatch = 0; 3726 for (int i=0; i<permissions.length; i++) { 3727 if (tmp[i]) { 3728 pi.requestedPermissions[numMatch] = permissions[i]; 3729 numMatch++; 3730 } 3731 } 3732 } 3733 } 3734 list.add(pi); 3735 } 3736 } 3737 3738 @Override 3739 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3740 String[] permissions, int flags, int userId) { 3741 if (!sUserManager.exists(userId)) return null; 3742 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3743 3744 // writer 3745 synchronized (mPackages) { 3746 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3747 boolean[] tmpBools = new boolean[permissions.length]; 3748 if (listUninstalled) { 3749 for (PackageSetting ps : mSettings.mPackages.values()) { 3750 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3751 } 3752 } else { 3753 for (PackageParser.Package pkg : mPackages.values()) { 3754 PackageSetting ps = (PackageSetting)pkg.mExtras; 3755 if (ps != null) { 3756 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3757 userId); 3758 } 3759 } 3760 } 3761 3762 return new ParceledListSlice<PackageInfo>(list); 3763 } 3764 } 3765 3766 @Override 3767 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3768 if (!sUserManager.exists(userId)) return null; 3769 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3770 3771 // writer 3772 synchronized (mPackages) { 3773 ArrayList<ApplicationInfo> list; 3774 if (listUninstalled) { 3775 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3776 for (PackageSetting ps : mSettings.mPackages.values()) { 3777 ApplicationInfo ai; 3778 if (ps.pkg != null) { 3779 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3780 ps.readUserState(userId), userId); 3781 } else { 3782 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3783 } 3784 if (ai != null) { 3785 list.add(ai); 3786 } 3787 } 3788 } else { 3789 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3790 for (PackageParser.Package p : mPackages.values()) { 3791 if (p.mExtras != null) { 3792 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3793 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3794 if (ai != null) { 3795 list.add(ai); 3796 } 3797 } 3798 } 3799 } 3800 3801 return new ParceledListSlice<ApplicationInfo>(list); 3802 } 3803 } 3804 3805 public List<ApplicationInfo> getPersistentApplications(int flags) { 3806 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3807 3808 // reader 3809 synchronized (mPackages) { 3810 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3811 final int userId = UserHandle.getCallingUserId(); 3812 while (i.hasNext()) { 3813 final PackageParser.Package p = i.next(); 3814 if (p.applicationInfo != null 3815 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3816 && (!mSafeMode || isSystemApp(p))) { 3817 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3818 if (ps != null) { 3819 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3820 ps.readUserState(userId), userId); 3821 if (ai != null) { 3822 finalList.add(ai); 3823 } 3824 } 3825 } 3826 } 3827 } 3828 3829 return finalList; 3830 } 3831 3832 @Override 3833 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3834 if (!sUserManager.exists(userId)) return null; 3835 // reader 3836 synchronized (mPackages) { 3837 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3838 PackageSetting ps = provider != null 3839 ? mSettings.mPackages.get(provider.owner.packageName) 3840 : null; 3841 return ps != null 3842 && mSettings.isEnabledLPr(provider.info, flags, userId) 3843 && (!mSafeMode || (provider.info.applicationInfo.flags 3844 &ApplicationInfo.FLAG_SYSTEM) != 0) 3845 ? PackageParser.generateProviderInfo(provider, flags, 3846 ps.readUserState(userId), userId) 3847 : null; 3848 } 3849 } 3850 3851 /** 3852 * @deprecated 3853 */ 3854 @Deprecated 3855 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3856 // reader 3857 synchronized (mPackages) { 3858 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3859 .entrySet().iterator(); 3860 final int userId = UserHandle.getCallingUserId(); 3861 while (i.hasNext()) { 3862 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3863 PackageParser.Provider p = entry.getValue(); 3864 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3865 3866 if (ps != null && p.syncable 3867 && (!mSafeMode || (p.info.applicationInfo.flags 3868 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3869 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3870 ps.readUserState(userId), userId); 3871 if (info != null) { 3872 outNames.add(entry.getKey()); 3873 outInfo.add(info); 3874 } 3875 } 3876 } 3877 } 3878 } 3879 3880 @Override 3881 public List<ProviderInfo> queryContentProviders(String processName, 3882 int uid, int flags) { 3883 ArrayList<ProviderInfo> finalList = null; 3884 // reader 3885 synchronized (mPackages) { 3886 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3887 final int userId = processName != null ? 3888 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3889 while (i.hasNext()) { 3890 final PackageParser.Provider p = i.next(); 3891 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3892 if (ps != null && p.info.authority != null 3893 && (processName == null 3894 || (p.info.processName.equals(processName) 3895 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3896 && mSettings.isEnabledLPr(p.info, flags, userId) 3897 && (!mSafeMode 3898 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3899 if (finalList == null) { 3900 finalList = new ArrayList<ProviderInfo>(3); 3901 } 3902 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3903 ps.readUserState(userId), userId); 3904 if (info != null) { 3905 finalList.add(info); 3906 } 3907 } 3908 } 3909 } 3910 3911 if (finalList != null) { 3912 Collections.sort(finalList, mProviderInitOrderSorter); 3913 } 3914 3915 return finalList; 3916 } 3917 3918 @Override 3919 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3920 int flags) { 3921 // reader 3922 synchronized (mPackages) { 3923 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3924 return PackageParser.generateInstrumentationInfo(i, flags); 3925 } 3926 } 3927 3928 @Override 3929 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3930 int flags) { 3931 ArrayList<InstrumentationInfo> finalList = 3932 new ArrayList<InstrumentationInfo>(); 3933 3934 // reader 3935 synchronized (mPackages) { 3936 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3937 while (i.hasNext()) { 3938 final PackageParser.Instrumentation p = i.next(); 3939 if (targetPackage == null 3940 || targetPackage.equals(p.info.targetPackage)) { 3941 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3942 flags); 3943 if (ii != null) { 3944 finalList.add(ii); 3945 } 3946 } 3947 } 3948 } 3949 3950 return finalList; 3951 } 3952 3953 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3954 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3955 if (overlays == null) { 3956 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3957 return; 3958 } 3959 for (PackageParser.Package opkg : overlays.values()) { 3960 // Not much to do if idmap fails: we already logged the error 3961 // and we certainly don't want to abort installation of pkg simply 3962 // because an overlay didn't fit properly. For these reasons, 3963 // ignore the return value of createIdmapForPackagePairLI. 3964 createIdmapForPackagePairLI(pkg, opkg); 3965 } 3966 } 3967 3968 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3969 PackageParser.Package opkg) { 3970 if (!opkg.mTrustedOverlay) { 3971 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 3972 opkg.baseCodePath + ": overlay not trusted"); 3973 return false; 3974 } 3975 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3976 if (overlaySet == null) { 3977 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 3978 opkg.baseCodePath + " but target package has no known overlays"); 3979 return false; 3980 } 3981 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3982 // TODO: generate idmap for split APKs 3983 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 3984 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 3985 + opkg.baseCodePath); 3986 return false; 3987 } 3988 PackageParser.Package[] overlayArray = 3989 overlaySet.values().toArray(new PackageParser.Package[0]); 3990 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3991 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3992 return p1.mOverlayPriority - p2.mOverlayPriority; 3993 } 3994 }; 3995 Arrays.sort(overlayArray, cmp); 3996 3997 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3998 int i = 0; 3999 for (PackageParser.Package p : overlayArray) { 4000 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4001 } 4002 return true; 4003 } 4004 4005 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4006 final File[] files = dir.listFiles(); 4007 if (ArrayUtils.isEmpty(files)) { 4008 Log.d(TAG, "No files in app dir " + dir); 4009 return; 4010 } 4011 4012 if (DEBUG_PACKAGE_SCANNING) { 4013 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4014 + " flags=0x" + Integer.toHexString(parseFlags)); 4015 } 4016 4017 for (File file : files) { 4018 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4019 && !PackageInstallerService.isStageName(file.getName()); 4020 if (!isPackage) { 4021 // Ignore entries which are not packages 4022 continue; 4023 } 4024 try { 4025 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4026 scanFlags, currentTime, null); 4027 } catch (PackageManagerException e) { 4028 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4029 4030 // Delete invalid userdata apps 4031 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4032 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4033 Slog.w(TAG, "Deleting invalid package at " + file); 4034 if (file.isDirectory()) { 4035 FileUtils.deleteContents(file); 4036 } 4037 file.delete(); 4038 } 4039 } 4040 } 4041 } 4042 4043 private static File getSettingsProblemFile() { 4044 File dataDir = Environment.getDataDirectory(); 4045 File systemDir = new File(dataDir, "system"); 4046 File fname = new File(systemDir, "uiderrors.txt"); 4047 return fname; 4048 } 4049 4050 static void reportSettingsProblem(int priority, String msg) { 4051 try { 4052 File fname = getSettingsProblemFile(); 4053 FileOutputStream out = new FileOutputStream(fname, true); 4054 PrintWriter pw = new FastPrintWriter(out); 4055 SimpleDateFormat formatter = new SimpleDateFormat(); 4056 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4057 pw.println(dateString + ": " + msg); 4058 pw.close(); 4059 FileUtils.setPermissions( 4060 fname.toString(), 4061 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4062 -1, -1); 4063 } catch (java.io.IOException e) { 4064 } 4065 Slog.println(priority, TAG, msg); 4066 } 4067 4068 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4069 PackageParser.Package pkg, File srcFile, int parseFlags) 4070 throws PackageManagerException { 4071 if (ps != null 4072 && ps.codePath.equals(srcFile) 4073 && ps.timeStamp == srcFile.lastModified() 4074 && !isCompatSignatureUpdateNeeded(pkg)) { 4075 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4076 if (ps.signatures.mSignatures != null 4077 && ps.signatures.mSignatures.length != 0 4078 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4079 // Optimization: reuse the existing cached certificates 4080 // if the package appears to be unchanged. 4081 pkg.mSignatures = ps.signatures.mSignatures; 4082 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4083 synchronized (mPackages) { 4084 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4085 } 4086 return; 4087 } 4088 4089 Slog.w(TAG, "PackageSetting for " + ps.name 4090 + " is missing signatures. Collecting certs again to recover them."); 4091 } else { 4092 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4093 } 4094 4095 try { 4096 pp.collectCertificates(pkg, parseFlags); 4097 pp.collectManifestDigest(pkg); 4098 } catch (PackageParserException e) { 4099 throw PackageManagerException.from(e); 4100 } 4101 } 4102 4103 /* 4104 * Scan a package and return the newly parsed package. 4105 * Returns null in case of errors and the error code is stored in mLastScanError 4106 */ 4107 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4108 long currentTime, UserHandle user) throws PackageManagerException { 4109 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4110 parseFlags |= mDefParseFlags; 4111 PackageParser pp = new PackageParser(); 4112 pp.setSeparateProcesses(mSeparateProcesses); 4113 pp.setOnlyCoreApps(mOnlyCore); 4114 pp.setDisplayMetrics(mMetrics); 4115 4116 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4117 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4118 } 4119 4120 final PackageParser.Package pkg; 4121 try { 4122 pkg = pp.parsePackage(scanFile, parseFlags); 4123 } catch (PackageParserException e) { 4124 throw PackageManagerException.from(e); 4125 } 4126 4127 PackageSetting ps = null; 4128 PackageSetting updatedPkg; 4129 // reader 4130 synchronized (mPackages) { 4131 // Look to see if we already know about this package. 4132 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4133 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4134 // This package has been renamed to its original name. Let's 4135 // use that. 4136 ps = mSettings.peekPackageLPr(oldName); 4137 } 4138 // If there was no original package, see one for the real package name. 4139 if (ps == null) { 4140 ps = mSettings.peekPackageLPr(pkg.packageName); 4141 } 4142 // Check to see if this package could be hiding/updating a system 4143 // package. Must look for it either under the original or real 4144 // package name depending on our state. 4145 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4146 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4147 } 4148 boolean updatedPkgBetter = false; 4149 // First check if this is a system package that may involve an update 4150 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4151 if (ps != null && !ps.codePath.equals(scanFile)) { 4152 // The path has changed from what was last scanned... check the 4153 // version of the new path against what we have stored to determine 4154 // what to do. 4155 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4156 if (pkg.mVersionCode < ps.versionCode) { 4157 // The system package has been updated and the code path does not match 4158 // Ignore entry. Skip it. 4159 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4160 + " ignored: updated version " + ps.versionCode 4161 + " better than this " + pkg.mVersionCode); 4162 if (!updatedPkg.codePath.equals(scanFile)) { 4163 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4164 + ps.name + " changing from " + updatedPkg.codePathString 4165 + " to " + scanFile); 4166 updatedPkg.codePath = scanFile; 4167 updatedPkg.codePathString = scanFile.toString(); 4168 // This is the point at which we know that the system-disk APK 4169 // for this package has moved during a reboot (e.g. due to an OTA), 4170 // so we need to reevaluate it for privilege policy. 4171 if (locationIsPrivileged(scanFile)) { 4172 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4173 } 4174 } 4175 updatedPkg.pkg = pkg; 4176 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4177 } else { 4178 // The current app on the system partition is better than 4179 // what we have updated to on the data partition; switch 4180 // back to the system partition version. 4181 // At this point, its safely assumed that package installation for 4182 // apps in system partition will go through. If not there won't be a working 4183 // version of the app 4184 // writer 4185 synchronized (mPackages) { 4186 // Just remove the loaded entries from package lists. 4187 mPackages.remove(ps.name); 4188 } 4189 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4190 + "reverting from " + ps.codePathString 4191 + ": new version " + pkg.mVersionCode 4192 + " better than installed " + ps.versionCode); 4193 4194 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4195 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4196 getAppDexInstructionSets(ps)); 4197 synchronized (mInstallLock) { 4198 args.cleanUpResourcesLI(); 4199 } 4200 synchronized (mPackages) { 4201 mSettings.enableSystemPackageLPw(ps.name); 4202 } 4203 updatedPkgBetter = true; 4204 } 4205 } 4206 } 4207 4208 if (updatedPkg != null) { 4209 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4210 // initially 4211 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4212 4213 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4214 // flag set initially 4215 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4216 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4217 } 4218 } 4219 4220 // Verify certificates against what was last scanned 4221 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4222 4223 /* 4224 * A new system app appeared, but we already had a non-system one of the 4225 * same name installed earlier. 4226 */ 4227 boolean shouldHideSystemApp = false; 4228 if (updatedPkg == null && ps != null 4229 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4230 /* 4231 * Check to make sure the signatures match first. If they don't, 4232 * wipe the installed application and its data. 4233 */ 4234 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4235 != PackageManager.SIGNATURE_MATCH) { 4236 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4237 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4238 ps = null; 4239 } else { 4240 /* 4241 * If the newly-added system app is an older version than the 4242 * already installed version, hide it. It will be scanned later 4243 * and re-added like an update. 4244 */ 4245 if (pkg.mVersionCode < ps.versionCode) { 4246 shouldHideSystemApp = true; 4247 } else { 4248 /* 4249 * The newly found system app is a newer version that the 4250 * one previously installed. Simply remove the 4251 * already-installed application and replace it with our own 4252 * while keeping the application data. 4253 */ 4254 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4255 + ps.codePathString + ": new version " + pkg.mVersionCode 4256 + " better than installed " + ps.versionCode); 4257 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4258 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4259 getAppDexInstructionSets(ps)); 4260 synchronized (mInstallLock) { 4261 args.cleanUpResourcesLI(); 4262 } 4263 } 4264 } 4265 } 4266 4267 // The apk is forward locked (not public) if its code and resources 4268 // are kept in different files. (except for app in either system or 4269 // vendor path). 4270 // TODO grab this value from PackageSettings 4271 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4272 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4273 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4274 } 4275 } 4276 4277 // TODO: extend to support forward-locked splits 4278 String resourcePath = null; 4279 String baseResourcePath = null; 4280 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4281 if (ps != null && ps.resourcePathString != null) { 4282 resourcePath = ps.resourcePathString; 4283 baseResourcePath = ps.resourcePathString; 4284 } else { 4285 // Should not happen at all. Just log an error. 4286 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4287 } 4288 } else { 4289 resourcePath = pkg.codePath; 4290 baseResourcePath = pkg.baseCodePath; 4291 } 4292 4293 // Set application objects path explicitly. 4294 pkg.applicationInfo.setCodePath(pkg.codePath); 4295 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4296 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4297 pkg.applicationInfo.setResourcePath(resourcePath); 4298 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4299 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4300 4301 // Note that we invoke the following method only if we are about to unpack an application 4302 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4303 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4304 4305 /* 4306 * If the system app should be overridden by a previously installed 4307 * data, hide the system app now and let the /data/app scan pick it up 4308 * again. 4309 */ 4310 if (shouldHideSystemApp) { 4311 synchronized (mPackages) { 4312 /* 4313 * We have to grant systems permissions before we hide, because 4314 * grantPermissions will assume the package update is trying to 4315 * expand its permissions. 4316 */ 4317 grantPermissionsLPw(pkg, true, pkg.packageName); 4318 mSettings.disableSystemPackageLPw(pkg.packageName); 4319 } 4320 } 4321 4322 return scannedPkg; 4323 } 4324 4325 private static String fixProcessName(String defProcessName, 4326 String processName, int uid) { 4327 if (processName == null) { 4328 return defProcessName; 4329 } 4330 return processName; 4331 } 4332 4333 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4334 throws PackageManagerException { 4335 if (pkgSetting.signatures.mSignatures != null) { 4336 // Already existing package. Make sure signatures match 4337 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4338 == PackageManager.SIGNATURE_MATCH; 4339 if (!match) { 4340 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4341 == PackageManager.SIGNATURE_MATCH; 4342 } 4343 if (!match) { 4344 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4345 + pkg.packageName + " signatures do not match the " 4346 + "previously installed version; ignoring!"); 4347 } 4348 } 4349 4350 // Check for shared user signatures 4351 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4352 // Already existing package. Make sure signatures match 4353 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4354 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4355 if (!match) { 4356 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4357 == PackageManager.SIGNATURE_MATCH; 4358 } 4359 if (!match) { 4360 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4361 "Package " + pkg.packageName 4362 + " has no signatures that match those in shared user " 4363 + pkgSetting.sharedUser.name + "; ignoring!"); 4364 } 4365 } 4366 } 4367 4368 /** 4369 * Enforces that only the system UID or root's UID can call a method exposed 4370 * via Binder. 4371 * 4372 * @param message used as message if SecurityException is thrown 4373 * @throws SecurityException if the caller is not system or root 4374 */ 4375 private static final void enforceSystemOrRoot(String message) { 4376 final int uid = Binder.getCallingUid(); 4377 if (uid != Process.SYSTEM_UID && uid != 0) { 4378 throw new SecurityException(message); 4379 } 4380 } 4381 4382 @Override 4383 public void performBootDexOpt() { 4384 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4385 4386 final HashSet<PackageParser.Package> pkgs; 4387 synchronized (mPackages) { 4388 pkgs = mDeferredDexOpt; 4389 mDeferredDexOpt = null; 4390 } 4391 4392 if (pkgs != null) { 4393 // Sort apps by importance for dexopt ordering. Important apps are given more priority 4394 // in case the device runs out of space. 4395 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 4396 // Give priority to system apps that listen for pre boot complete. 4397 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 4398 HashSet<String> pkgNames = getPackageNamesForIntent(intent); 4399 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 4400 PackageParser.Package pkg = it.next(); 4401 if (pkgNames.contains(pkg.packageName)) { 4402 sortedPkgs.add(pkg); 4403 it.remove(); 4404 } 4405 } 4406 // Give priority to system apps. 4407 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 4408 PackageParser.Package pkg = it.next(); 4409 if (isSystemApp(pkg)) { 4410 sortedPkgs.add(pkg); 4411 it.remove(); 4412 } 4413 } 4414 // Give priority to apps that listen for boot complete. 4415 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 4416 pkgNames = getPackageNamesForIntent(intent); 4417 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 4418 PackageParser.Package pkg = it.next(); 4419 if (pkgNames.contains(pkg.packageName)) { 4420 sortedPkgs.add(pkg); 4421 it.remove(); 4422 } 4423 } 4424 // Filter out packages that aren't recently used. 4425 filterRecentlyUsedApps(pkgs); 4426 // Add all remaining apps. 4427 for (PackageParser.Package pkg : pkgs) { 4428 sortedPkgs.add(pkg); 4429 } 4430 4431 int i = 0; 4432 int total = sortedPkgs.size(); 4433 for (PackageParser.Package pkg : sortedPkgs) { 4434 performBootDexOpt(pkg, ++i, total); 4435 } 4436 } 4437 } 4438 4439 private void filterRecentlyUsedApps(HashSet<PackageParser.Package> pkgs) { 4440 // Filter out packages that aren't recently used. 4441 // 4442 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 4443 // should do a full dexopt. 4444 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4445 // TODO: add a property to control this? 4446 long dexOptLRUThresholdInMinutes; 4447 if (mLazyDexOpt) { 4448 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4449 } else { 4450 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4451 } 4452 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4453 4454 int total = pkgs.size(); 4455 int skipped = 0; 4456 long now = System.currentTimeMillis(); 4457 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4458 PackageParser.Package pkg = i.next(); 4459 long then = pkg.mLastPackageUsageTimeInMills; 4460 if (then + dexOptLRUThresholdInMills < now) { 4461 if (DEBUG_DEXOPT) { 4462 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4463 ((then == 0) ? "never" : new Date(then))); 4464 } 4465 i.remove(); 4466 skipped++; 4467 } 4468 } 4469 if (DEBUG_DEXOPT) { 4470 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4471 } 4472 } 4473 } 4474 4475 private HashSet<String> getPackageNamesForIntent(Intent intent) { 4476 List<ResolveInfo> ris = null; 4477 try { 4478 ris = AppGlobals.getPackageManager().queryIntentReceivers( 4479 intent, null, 0, UserHandle.USER_OWNER); 4480 } catch (RemoteException e) { 4481 } 4482 HashSet<String> pkgNames = new HashSet<String>(); 4483 if (ris != null) { 4484 for (ResolveInfo ri : ris) { 4485 pkgNames.add(ri.activityInfo.packageName); 4486 } 4487 } 4488 return pkgNames; 4489 } 4490 4491 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 4492 if (DEBUG_DEXOPT) { 4493 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 4494 } 4495 if (!isFirstBoot()) { 4496 try { 4497 ActivityManagerNative.getDefault().showBootMessage( 4498 mContext.getResources().getString(R.string.android_upgrading_apk, 4499 curr, total), true); 4500 } catch (RemoteException e) { 4501 } 4502 } 4503 PackageParser.Package p = pkg; 4504 synchronized (mInstallLock) { 4505 performDexOptLI(p, null /* instruction sets */, false /* force dex */, 4506 false /* defer */, true /* include dependencies */); 4507 } 4508 } 4509 4510 @Override 4511 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4512 return performDexOpt(packageName, instructionSet, false); 4513 } 4514 4515 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4516 if (info.primaryCpuAbi == null) { 4517 return getPreferredInstructionSet(); 4518 } 4519 4520 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4521 } 4522 4523 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 4524 boolean dexopt = mLazyDexOpt || backgroundDexopt; 4525 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 4526 if (!dexopt && !updateUsage) { 4527 // We aren't going to dexopt or update usage, so bail early. 4528 return false; 4529 } 4530 PackageParser.Package p; 4531 final String targetInstructionSet; 4532 synchronized (mPackages) { 4533 p = mPackages.get(packageName); 4534 if (p == null) { 4535 return false; 4536 } 4537 if (updateUsage) { 4538 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4539 } 4540 mPackageUsage.write(false); 4541 if (!dexopt) { 4542 // We aren't going to dexopt, so bail early. 4543 return false; 4544 } 4545 4546 targetInstructionSet = instructionSet != null ? instructionSet : 4547 getPrimaryInstructionSet(p.applicationInfo); 4548 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4549 return false; 4550 } 4551 } 4552 4553 synchronized (mInstallLock) { 4554 final String[] instructionSets = new String[] { targetInstructionSet }; 4555 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4556 true /* include dependencies */) == DEX_OPT_PERFORMED; 4557 } 4558 } 4559 4560 public HashSet<String> getPackagesThatNeedDexOpt() { 4561 HashSet<String> pkgs = null; 4562 synchronized (mPackages) { 4563 for (PackageParser.Package p : mPackages.values()) { 4564 if (DEBUG_DEXOPT) { 4565 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4566 } 4567 if (!p.mDexOptPerformed.isEmpty()) { 4568 continue; 4569 } 4570 if (pkgs == null) { 4571 pkgs = new HashSet<String>(); 4572 } 4573 pkgs.add(p.packageName); 4574 } 4575 } 4576 return pkgs; 4577 } 4578 4579 public void shutdown() { 4580 mPackageUsage.write(true); 4581 } 4582 4583 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4584 boolean forceDex, boolean defer, HashSet<String> done) { 4585 for (int i=0; i<libs.size(); i++) { 4586 PackageParser.Package libPkg; 4587 String libName; 4588 synchronized (mPackages) { 4589 libName = libs.get(i); 4590 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4591 if (lib != null && lib.apk != null) { 4592 libPkg = mPackages.get(lib.apk); 4593 } else { 4594 libPkg = null; 4595 } 4596 } 4597 if (libPkg != null && !done.contains(libName)) { 4598 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4599 } 4600 } 4601 } 4602 4603 static final int DEX_OPT_SKIPPED = 0; 4604 static final int DEX_OPT_PERFORMED = 1; 4605 static final int DEX_OPT_DEFERRED = 2; 4606 static final int DEX_OPT_FAILED = -1; 4607 4608 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4609 boolean forceDex, boolean defer, HashSet<String> done) { 4610 final String[] instructionSets = targetInstructionSets != null ? 4611 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4612 4613 if (done != null) { 4614 done.add(pkg.packageName); 4615 if (pkg.usesLibraries != null) { 4616 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4617 } 4618 if (pkg.usesOptionalLibraries != null) { 4619 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4620 } 4621 } 4622 4623 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4624 return DEX_OPT_SKIPPED; 4625 } 4626 4627 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4628 4629 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4630 boolean performedDexOpt = false; 4631 // There are three basic cases here: 4632 // 1.) we need to dexopt, either because we are forced or it is needed 4633 // 2.) we are defering a needed dexopt 4634 // 3.) we are skipping an unneeded dexopt 4635 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4636 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4637 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4638 continue; 4639 } 4640 4641 for (String path : paths) { 4642 try { 4643 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4644 // patckage or the one we find does not match the image checksum (i.e. it was 4645 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4646 // odex file and it matches the checksum of the image but not its base address, 4647 // meaning we need to move it. 4648 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4649 pkg.packageName, dexCodeInstructionSet, defer); 4650 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4651 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4652 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4653 + " vmSafeMode=" + vmSafeMode); 4654 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4655 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4656 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4657 4658 if (ret < 0) { 4659 // Don't bother running dexopt again if we failed, it will probably 4660 // just result in an error again. Also, don't bother dexopting for other 4661 // paths & ISAs. 4662 return DEX_OPT_FAILED; 4663 } 4664 4665 performedDexOpt = true; 4666 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4667 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4668 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4669 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4670 pkg.packageName, dexCodeInstructionSet); 4671 4672 if (ret < 0) { 4673 // Don't bother running patchoat again if we failed, it will probably 4674 // just result in an error again. Also, don't bother dexopting for other 4675 // paths & ISAs. 4676 return DEX_OPT_FAILED; 4677 } 4678 4679 performedDexOpt = true; 4680 } 4681 4682 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4683 // paths and instruction sets. We'll deal with them all together when we process 4684 // our list of deferred dexopts. 4685 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4686 if (mDeferredDexOpt == null) { 4687 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4688 } 4689 mDeferredDexOpt.add(pkg); 4690 return DEX_OPT_DEFERRED; 4691 } 4692 } catch (FileNotFoundException e) { 4693 Slog.w(TAG, "Apk not found for dexopt: " + path); 4694 return DEX_OPT_FAILED; 4695 } catch (IOException e) { 4696 Slog.w(TAG, "IOException reading apk: " + path, e); 4697 return DEX_OPT_FAILED; 4698 } catch (StaleDexCacheError e) { 4699 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4700 return DEX_OPT_FAILED; 4701 } catch (Exception e) { 4702 Slog.w(TAG, "Exception when doing dexopt : ", e); 4703 return DEX_OPT_FAILED; 4704 } 4705 } 4706 4707 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4708 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4709 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4710 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4711 // it. 4712 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4713 } 4714 4715 // If we've gotten here, we're sure that no error occurred and that we haven't 4716 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4717 // we've skipped all of them because they are up to date. In both cases this 4718 // package doesn't need dexopt any longer. 4719 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4720 } 4721 4722 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4723 if (info.primaryCpuAbi != null) { 4724 if (info.secondaryCpuAbi != null) { 4725 return new String[] { 4726 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4727 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4728 } else { 4729 return new String[] { 4730 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4731 } 4732 } 4733 4734 return new String[] { getPreferredInstructionSet() }; 4735 } 4736 4737 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4738 if (ps.primaryCpuAbiString != null) { 4739 if (ps.secondaryCpuAbiString != null) { 4740 return new String[] { 4741 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4742 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4743 } else { 4744 return new String[] { 4745 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4746 } 4747 } 4748 4749 return new String[] { getPreferredInstructionSet() }; 4750 } 4751 4752 private static String getPreferredInstructionSet() { 4753 if (sPreferredInstructionSet == null) { 4754 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4755 } 4756 4757 return sPreferredInstructionSet; 4758 } 4759 4760 private static List<String> getAllInstructionSets() { 4761 final String[] allAbis = Build.SUPPORTED_ABIS; 4762 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4763 4764 for (String abi : allAbis) { 4765 final String instructionSet = VMRuntime.getInstructionSet(abi); 4766 if (!allInstructionSets.contains(instructionSet)) { 4767 allInstructionSets.add(instructionSet); 4768 } 4769 } 4770 4771 return allInstructionSets; 4772 } 4773 4774 /** 4775 * Returns the instruction set that should be used to compile dex code. In the presence of 4776 * a native bridge this might be different than the one shared libraries use. 4777 */ 4778 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4779 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4780 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4781 } 4782 4783 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4784 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4785 for (String instructionSet : instructionSets) { 4786 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4787 } 4788 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4789 } 4790 4791 /** 4792 * Returns deduplicated list of supported instructions for dex code. 4793 */ 4794 public static String[] getAllDexCodeInstructionSets() { 4795 String[] supportedInstructionSets = new String[Build.SUPPORTED_ABIS.length]; 4796 for (int i = 0; i < supportedInstructionSets.length; i++) { 4797 String abi = Build.SUPPORTED_ABIS[i]; 4798 supportedInstructionSets[i] = VMRuntime.getInstructionSet(abi); 4799 } 4800 return getDexCodeInstructionSets(supportedInstructionSets); 4801 } 4802 4803 @Override 4804 public void forceDexOpt(String packageName) { 4805 enforceSystemOrRoot("forceDexOpt"); 4806 4807 PackageParser.Package pkg; 4808 synchronized (mPackages) { 4809 pkg = mPackages.get(packageName); 4810 if (pkg == null) { 4811 throw new IllegalArgumentException("Missing package: " + packageName); 4812 } 4813 } 4814 4815 synchronized (mInstallLock) { 4816 final String[] instructionSets = new String[] { 4817 getPrimaryInstructionSet(pkg.applicationInfo) }; 4818 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4819 if (res != DEX_OPT_PERFORMED) { 4820 throw new IllegalStateException("Failed to dexopt: " + res); 4821 } 4822 } 4823 } 4824 4825 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4826 boolean forceDex, boolean defer, boolean inclDependencies) { 4827 HashSet<String> done; 4828 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4829 done = new HashSet<String>(); 4830 done.add(pkg.packageName); 4831 } else { 4832 done = null; 4833 } 4834 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4835 } 4836 4837 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4838 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4839 Slog.w(TAG, "Unable to update from " + oldPkg.name 4840 + " to " + newPkg.packageName 4841 + ": old package not in system partition"); 4842 return false; 4843 } else if (mPackages.get(oldPkg.name) != null) { 4844 Slog.w(TAG, "Unable to update from " + oldPkg.name 4845 + " to " + newPkg.packageName 4846 + ": old package still exists"); 4847 return false; 4848 } 4849 return true; 4850 } 4851 4852 File getDataPathForUser(int userId) { 4853 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4854 } 4855 4856 private File getDataPathForPackage(String packageName, int userId) { 4857 /* 4858 * Until we fully support multiple users, return the directory we 4859 * previously would have. The PackageManagerTests will need to be 4860 * revised when this is changed back.. 4861 */ 4862 if (userId == 0) { 4863 return new File(mAppDataDir, packageName); 4864 } else { 4865 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4866 + File.separator + packageName); 4867 } 4868 } 4869 4870 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4871 int[] users = sUserManager.getUserIds(); 4872 int res = mInstaller.install(packageName, uid, uid, seinfo); 4873 if (res < 0) { 4874 return res; 4875 } 4876 for (int user : users) { 4877 if (user != 0) { 4878 res = mInstaller.createUserData(packageName, 4879 UserHandle.getUid(user, uid), user, seinfo); 4880 if (res < 0) { 4881 return res; 4882 } 4883 } 4884 } 4885 return res; 4886 } 4887 4888 private int removeDataDirsLI(String packageName) { 4889 int[] users = sUserManager.getUserIds(); 4890 int res = 0; 4891 for (int user : users) { 4892 int resInner = mInstaller.remove(packageName, user); 4893 if (resInner < 0) { 4894 res = resInner; 4895 } 4896 } 4897 4898 return res; 4899 } 4900 4901 private int deleteCodeCacheDirsLI(String packageName) { 4902 int[] users = sUserManager.getUserIds(); 4903 int res = 0; 4904 for (int user : users) { 4905 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4906 if (resInner < 0) { 4907 res = resInner; 4908 } 4909 } 4910 return res; 4911 } 4912 4913 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4914 PackageParser.Package changingLib) { 4915 if (file.path != null) { 4916 usesLibraryFiles.add(file.path); 4917 return; 4918 } 4919 PackageParser.Package p = mPackages.get(file.apk); 4920 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4921 // If we are doing this while in the middle of updating a library apk, 4922 // then we need to make sure to use that new apk for determining the 4923 // dependencies here. (We haven't yet finished committing the new apk 4924 // to the package manager state.) 4925 if (p == null || p.packageName.equals(changingLib.packageName)) { 4926 p = changingLib; 4927 } 4928 } 4929 if (p != null) { 4930 usesLibraryFiles.addAll(p.getAllCodePaths()); 4931 } 4932 } 4933 4934 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4935 PackageParser.Package changingLib) throws PackageManagerException { 4936 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4937 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4938 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4939 for (int i=0; i<N; i++) { 4940 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4941 if (file == null) { 4942 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4943 "Package " + pkg.packageName + " requires unavailable shared library " 4944 + pkg.usesLibraries.get(i) + "; failing!"); 4945 } 4946 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4947 } 4948 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4949 for (int i=0; i<N; i++) { 4950 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4951 if (file == null) { 4952 Slog.w(TAG, "Package " + pkg.packageName 4953 + " desires unavailable shared library " 4954 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4955 } else { 4956 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4957 } 4958 } 4959 N = usesLibraryFiles.size(); 4960 if (N > 0) { 4961 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4962 } else { 4963 pkg.usesLibraryFiles = null; 4964 } 4965 } 4966 } 4967 4968 private static boolean hasString(List<String> list, List<String> which) { 4969 if (list == null) { 4970 return false; 4971 } 4972 for (int i=list.size()-1; i>=0; i--) { 4973 for (int j=which.size()-1; j>=0; j--) { 4974 if (which.get(j).equals(list.get(i))) { 4975 return true; 4976 } 4977 } 4978 } 4979 return false; 4980 } 4981 4982 private void updateAllSharedLibrariesLPw() { 4983 for (PackageParser.Package pkg : mPackages.values()) { 4984 try { 4985 updateSharedLibrariesLPw(pkg, null); 4986 } catch (PackageManagerException e) { 4987 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4988 } 4989 } 4990 } 4991 4992 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4993 PackageParser.Package changingPkg) { 4994 ArrayList<PackageParser.Package> res = null; 4995 for (PackageParser.Package pkg : mPackages.values()) { 4996 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4997 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4998 if (res == null) { 4999 res = new ArrayList<PackageParser.Package>(); 5000 } 5001 res.add(pkg); 5002 try { 5003 updateSharedLibrariesLPw(pkg, changingPkg); 5004 } catch (PackageManagerException e) { 5005 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5006 } 5007 } 5008 } 5009 return res; 5010 } 5011 5012 /** 5013 * Derive the value of the {@code cpuAbiOverride} based on the provided 5014 * value and an optional stored value from the package settings. 5015 */ 5016 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5017 String cpuAbiOverride = null; 5018 5019 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5020 cpuAbiOverride = null; 5021 } else if (abiOverride != null) { 5022 cpuAbiOverride = abiOverride; 5023 } else if (settings != null) { 5024 cpuAbiOverride = settings.cpuAbiOverrideString; 5025 } 5026 5027 return cpuAbiOverride; 5028 } 5029 5030 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5031 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5032 boolean success = false; 5033 try { 5034 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5035 currentTime, user); 5036 success = true; 5037 return res; 5038 } finally { 5039 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5040 removeDataDirsLI(pkg.packageName); 5041 } 5042 } 5043 } 5044 5045 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5046 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5047 final File scanFile = new File(pkg.codePath); 5048 if (pkg.applicationInfo.getCodePath() == null || 5049 pkg.applicationInfo.getResourcePath() == null) { 5050 // Bail out. The resource and code paths haven't been set. 5051 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5052 "Code and resource paths haven't been set correctly"); 5053 } 5054 5055 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5056 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5057 } 5058 5059 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5060 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5061 } 5062 5063 if (mCustomResolverComponentName != null && 5064 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5065 setUpCustomResolverActivity(pkg); 5066 } 5067 5068 if (pkg.packageName.equals("android")) { 5069 synchronized (mPackages) { 5070 if (mAndroidApplication != null) { 5071 Slog.w(TAG, "*************************************************"); 5072 Slog.w(TAG, "Core android package being redefined. Skipping."); 5073 Slog.w(TAG, " file=" + scanFile); 5074 Slog.w(TAG, "*************************************************"); 5075 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5076 "Core android package being redefined. Skipping."); 5077 } 5078 5079 // Set up information for our fall-back user intent resolution activity. 5080 mPlatformPackage = pkg; 5081 pkg.mVersionCode = mSdkVersion; 5082 mAndroidApplication = pkg.applicationInfo; 5083 5084 if (!mResolverReplaced) { 5085 mResolveActivity.applicationInfo = mAndroidApplication; 5086 mResolveActivity.name = ResolverActivity.class.getName(); 5087 mResolveActivity.packageName = mAndroidApplication.packageName; 5088 mResolveActivity.processName = "system:ui"; 5089 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5090 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5091 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5092 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5093 mResolveActivity.exported = true; 5094 mResolveActivity.enabled = true; 5095 mResolveInfo.activityInfo = mResolveActivity; 5096 mResolveInfo.priority = 0; 5097 mResolveInfo.preferredOrder = 0; 5098 mResolveInfo.match = 0; 5099 mResolveComponentName = new ComponentName( 5100 mAndroidApplication.packageName, mResolveActivity.name); 5101 } 5102 } 5103 } 5104 5105 if (DEBUG_PACKAGE_SCANNING) { 5106 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5107 Log.d(TAG, "Scanning package " + pkg.packageName); 5108 } 5109 5110 if (mPackages.containsKey(pkg.packageName) 5111 || mSharedLibraries.containsKey(pkg.packageName)) { 5112 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5113 "Application package " + pkg.packageName 5114 + " already installed. Skipping duplicate."); 5115 } 5116 5117 // Initialize package source and resource directories 5118 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5119 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5120 5121 SharedUserSetting suid = null; 5122 PackageSetting pkgSetting = null; 5123 5124 if (!isSystemApp(pkg)) { 5125 // Only system apps can use these features. 5126 pkg.mOriginalPackages = null; 5127 pkg.mRealPackage = null; 5128 pkg.mAdoptPermissions = null; 5129 } 5130 5131 // writer 5132 synchronized (mPackages) { 5133 if (pkg.mSharedUserId != null) { 5134 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5135 if (suid == null) { 5136 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5137 "Creating application package " + pkg.packageName 5138 + " for shared user failed"); 5139 } 5140 if (DEBUG_PACKAGE_SCANNING) { 5141 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5142 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5143 + "): packages=" + suid.packages); 5144 } 5145 } 5146 5147 // Check if we are renaming from an original package name. 5148 PackageSetting origPackage = null; 5149 String realName = null; 5150 if (pkg.mOriginalPackages != null) { 5151 // This package may need to be renamed to a previously 5152 // installed name. Let's check on that... 5153 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5154 if (pkg.mOriginalPackages.contains(renamed)) { 5155 // This package had originally been installed as the 5156 // original name, and we have already taken care of 5157 // transitioning to the new one. Just update the new 5158 // one to continue using the old name. 5159 realName = pkg.mRealPackage; 5160 if (!pkg.packageName.equals(renamed)) { 5161 // Callers into this function may have already taken 5162 // care of renaming the package; only do it here if 5163 // it is not already done. 5164 pkg.setPackageName(renamed); 5165 } 5166 5167 } else { 5168 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5169 if ((origPackage = mSettings.peekPackageLPr( 5170 pkg.mOriginalPackages.get(i))) != null) { 5171 // We do have the package already installed under its 5172 // original name... should we use it? 5173 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5174 // New package is not compatible with original. 5175 origPackage = null; 5176 continue; 5177 } else if (origPackage.sharedUser != null) { 5178 // Make sure uid is compatible between packages. 5179 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5180 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5181 + " to " + pkg.packageName + ": old uid " 5182 + origPackage.sharedUser.name 5183 + " differs from " + pkg.mSharedUserId); 5184 origPackage = null; 5185 continue; 5186 } 5187 } else { 5188 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5189 + pkg.packageName + " to old name " + origPackage.name); 5190 } 5191 break; 5192 } 5193 } 5194 } 5195 } 5196 5197 if (mTransferedPackages.contains(pkg.packageName)) { 5198 Slog.w(TAG, "Package " + pkg.packageName 5199 + " was transferred to another, but its .apk remains"); 5200 } 5201 5202 // Just create the setting, don't add it yet. For already existing packages 5203 // the PkgSetting exists already and doesn't have to be created. 5204 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5205 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5206 pkg.applicationInfo.primaryCpuAbi, 5207 pkg.applicationInfo.secondaryCpuAbi, 5208 pkg.applicationInfo.flags, user, false); 5209 if (pkgSetting == null) { 5210 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5211 "Creating application package " + pkg.packageName + " failed"); 5212 } 5213 5214 if (pkgSetting.origPackage != null) { 5215 // If we are first transitioning from an original package, 5216 // fix up the new package's name now. We need to do this after 5217 // looking up the package under its new name, so getPackageLP 5218 // can take care of fiddling things correctly. 5219 pkg.setPackageName(origPackage.name); 5220 5221 // File a report about this. 5222 String msg = "New package " + pkgSetting.realName 5223 + " renamed to replace old package " + pkgSetting.name; 5224 reportSettingsProblem(Log.WARN, msg); 5225 5226 // Make a note of it. 5227 mTransferedPackages.add(origPackage.name); 5228 5229 // No longer need to retain this. 5230 pkgSetting.origPackage = null; 5231 } 5232 5233 if (realName != null) { 5234 // Make a note of it. 5235 mTransferedPackages.add(pkg.packageName); 5236 } 5237 5238 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5239 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5240 } 5241 5242 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5243 // Check all shared libraries and map to their actual file path. 5244 // We only do this here for apps not on a system dir, because those 5245 // are the only ones that can fail an install due to this. We 5246 // will take care of the system apps by updating all of their 5247 // library paths after the scan is done. 5248 updateSharedLibrariesLPw(pkg, null); 5249 } 5250 5251 if (mFoundPolicyFile) { 5252 SELinuxMMAC.assignSeinfoValue(pkg); 5253 } 5254 5255 pkg.applicationInfo.uid = pkgSetting.appId; 5256 pkg.mExtras = pkgSetting; 5257 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5258 try { 5259 verifySignaturesLP(pkgSetting, pkg); 5260 } catch (PackageManagerException e) { 5261 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5262 throw e; 5263 } 5264 // The signature has changed, but this package is in the system 5265 // image... let's recover! 5266 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5267 // However... if this package is part of a shared user, but it 5268 // doesn't match the signature of the shared user, let's fail. 5269 // What this means is that you can't change the signatures 5270 // associated with an overall shared user, which doesn't seem all 5271 // that unreasonable. 5272 if (pkgSetting.sharedUser != null) { 5273 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5274 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5275 throw new PackageManagerException( 5276 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5277 "Signature mismatch for shared user : " 5278 + pkgSetting.sharedUser); 5279 } 5280 } 5281 // File a report about this. 5282 String msg = "System package " + pkg.packageName 5283 + " signature changed; retaining data."; 5284 reportSettingsProblem(Log.WARN, msg); 5285 } 5286 } else { 5287 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5288 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5289 + pkg.packageName + " upgrade keys do not match the " 5290 + "previously installed version"); 5291 } else { 5292 // signatures may have changed as result of upgrade 5293 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5294 } 5295 } 5296 // Verify that this new package doesn't have any content providers 5297 // that conflict with existing packages. Only do this if the 5298 // package isn't already installed, since we don't want to break 5299 // things that are installed. 5300 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5301 final int N = pkg.providers.size(); 5302 int i; 5303 for (i=0; i<N; i++) { 5304 PackageParser.Provider p = pkg.providers.get(i); 5305 if (p.info.authority != null) { 5306 String names[] = p.info.authority.split(";"); 5307 for (int j = 0; j < names.length; j++) { 5308 if (mProvidersByAuthority.containsKey(names[j])) { 5309 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5310 final String otherPackageName = 5311 ((other != null && other.getComponentName() != null) ? 5312 other.getComponentName().getPackageName() : "?"); 5313 throw new PackageManagerException( 5314 INSTALL_FAILED_CONFLICTING_PROVIDER, 5315 "Can't install because provider name " + names[j] 5316 + " (in package " + pkg.applicationInfo.packageName 5317 + ") is already used by " + otherPackageName); 5318 } 5319 } 5320 } 5321 } 5322 } 5323 5324 if (pkg.mAdoptPermissions != null) { 5325 // This package wants to adopt ownership of permissions from 5326 // another package. 5327 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5328 final String origName = pkg.mAdoptPermissions.get(i); 5329 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5330 if (orig != null) { 5331 if (verifyPackageUpdateLPr(orig, pkg)) { 5332 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5333 + pkg.packageName); 5334 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5335 } 5336 } 5337 } 5338 } 5339 } 5340 5341 final String pkgName = pkg.packageName; 5342 5343 final long scanFileTime = scanFile.lastModified(); 5344 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5345 pkg.applicationInfo.processName = fixProcessName( 5346 pkg.applicationInfo.packageName, 5347 pkg.applicationInfo.processName, 5348 pkg.applicationInfo.uid); 5349 5350 File dataPath; 5351 if (mPlatformPackage == pkg) { 5352 // The system package is special. 5353 dataPath = new File(Environment.getDataDirectory(), "system"); 5354 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 if (dataPath.exists()) { 5363 int currentUid = 0; 5364 try { 5365 StructStat stat = Os.stat(dataPath.getPath()); 5366 currentUid = stat.st_uid; 5367 } catch (ErrnoException e) { 5368 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5369 } 5370 5371 // If we have mismatched owners for the data path, we have a problem. 5372 if (currentUid != pkg.applicationInfo.uid) { 5373 boolean recovered = false; 5374 if (currentUid == 0) { 5375 // The directory somehow became owned by root. Wow. 5376 // This is probably because the system was stopped while 5377 // installd was in the middle of messing with its libs 5378 // directory. Ask installd to fix that. 5379 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5380 pkg.applicationInfo.uid); 5381 if (ret >= 0) { 5382 recovered = true; 5383 String msg = "Package " + pkg.packageName 5384 + " unexpectedly changed to uid 0; recovered to " + 5385 + pkg.applicationInfo.uid; 5386 reportSettingsProblem(Log.WARN, msg); 5387 } 5388 } 5389 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5390 || (scanFlags&SCAN_BOOTING) != 0)) { 5391 // If this is a system app, we can at least delete its 5392 // current data so the application will still work. 5393 int ret = removeDataDirsLI(pkgName); 5394 if (ret >= 0) { 5395 // TODO: Kill the processes first 5396 // Old data gone! 5397 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5398 ? "System package " : "Third party package "; 5399 String msg = prefix + pkg.packageName 5400 + " has changed from uid: " 5401 + currentUid + " to " 5402 + pkg.applicationInfo.uid + "; old data erased"; 5403 reportSettingsProblem(Log.WARN, msg); 5404 recovered = true; 5405 5406 // And now re-install the app. 5407 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5408 pkg.applicationInfo.seinfo); 5409 if (ret == -1) { 5410 // Ack should not happen! 5411 msg = prefix + pkg.packageName 5412 + " could not have data directory re-created after delete."; 5413 reportSettingsProblem(Log.WARN, msg); 5414 throw new PackageManagerException( 5415 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5416 } 5417 } 5418 if (!recovered) { 5419 mHasSystemUidErrors = true; 5420 } 5421 } else if (!recovered) { 5422 // If we allow this install to proceed, we will be broken. 5423 // Abort, abort! 5424 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5425 "scanPackageLI"); 5426 } 5427 if (!recovered) { 5428 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5429 + pkg.applicationInfo.uid + "/fs_" 5430 + currentUid; 5431 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5432 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5433 String msg = "Package " + pkg.packageName 5434 + " has mismatched uid: " 5435 + currentUid + " on disk, " 5436 + pkg.applicationInfo.uid + " in settings"; 5437 // writer 5438 synchronized (mPackages) { 5439 mSettings.mReadMessages.append(msg); 5440 mSettings.mReadMessages.append('\n'); 5441 uidError = true; 5442 if (!pkgSetting.uidError) { 5443 reportSettingsProblem(Log.ERROR, msg); 5444 } 5445 } 5446 } 5447 } 5448 pkg.applicationInfo.dataDir = dataPath.getPath(); 5449 if (mShouldRestoreconData) { 5450 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5451 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5452 pkg.applicationInfo.uid); 5453 } 5454 } else { 5455 if (DEBUG_PACKAGE_SCANNING) { 5456 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5457 Log.v(TAG, "Want this data dir: " + dataPath); 5458 } 5459 //invoke installer to do the actual installation 5460 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5461 pkg.applicationInfo.seinfo); 5462 if (ret < 0) { 5463 // Error from installer 5464 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5465 "Unable to create data dirs [errorCode=" + ret + "]"); 5466 } 5467 5468 if (dataPath.exists()) { 5469 pkg.applicationInfo.dataDir = dataPath.getPath(); 5470 } else { 5471 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5472 pkg.applicationInfo.dataDir = null; 5473 } 5474 } 5475 5476 pkgSetting.uidError = uidError; 5477 } 5478 5479 final String path = scanFile.getPath(); 5480 final String codePath = pkg.applicationInfo.getCodePath(); 5481 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5482 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5483 setBundledAppAbisAndRoots(pkg, pkgSetting); 5484 5485 // If we haven't found any native libraries for the app, check if it has 5486 // renderscript code. We'll need to force the app to 32 bit if it has 5487 // renderscript bitcode. 5488 if (pkg.applicationInfo.primaryCpuAbi == null 5489 && pkg.applicationInfo.secondaryCpuAbi == null 5490 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5491 NativeLibraryHelper.Handle handle = null; 5492 try { 5493 handle = NativeLibraryHelper.Handle.create(scanFile); 5494 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5495 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5496 } 5497 } catch (IOException ioe) { 5498 Slog.w(TAG, "Error scanning system app : " + ioe); 5499 } finally { 5500 IoUtils.closeQuietly(handle); 5501 } 5502 } 5503 5504 setNativeLibraryPaths(pkg); 5505 } else { 5506 // TODO: We can probably be smarter about this stuff. For installed apps, 5507 // we can calculate this information at install time once and for all. For 5508 // system apps, we can probably assume that this information doesn't change 5509 // after the first boot scan. As things stand, we do lots of unnecessary work. 5510 5511 // Give ourselves some initial paths; we'll come back for another 5512 // pass once we've determined ABI below. 5513 setNativeLibraryPaths(pkg); 5514 5515 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5516 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5517 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5518 5519 NativeLibraryHelper.Handle handle = null; 5520 try { 5521 handle = NativeLibraryHelper.Handle.create(scanFile); 5522 // TODO(multiArch): This can be null for apps that didn't go through the 5523 // usual installation process. We can calculate it again, like we 5524 // do during install time. 5525 // 5526 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5527 // unnecessary. 5528 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5529 5530 // Null out the abis so that they can be recalculated. 5531 pkg.applicationInfo.primaryCpuAbi = null; 5532 pkg.applicationInfo.secondaryCpuAbi = null; 5533 if (isMultiArch(pkg.applicationInfo)) { 5534 // Warn if we've set an abiOverride for multi-lib packages.. 5535 // By definition, we need to copy both 32 and 64 bit libraries for 5536 // such packages. 5537 if (pkg.cpuAbiOverride != null 5538 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5539 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5540 } 5541 5542 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5543 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5544 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5545 if (isAsec) { 5546 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5547 } else { 5548 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5549 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5550 useIsaSpecificSubdirs); 5551 } 5552 } 5553 5554 maybeThrowExceptionForMultiArchCopy( 5555 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5556 5557 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5558 if (isAsec) { 5559 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5560 } else { 5561 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5562 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5563 useIsaSpecificSubdirs); 5564 } 5565 } 5566 5567 maybeThrowExceptionForMultiArchCopy( 5568 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5569 5570 if (abi64 >= 0) { 5571 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5572 } 5573 5574 if (abi32 >= 0) { 5575 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5576 if (abi64 >= 0) { 5577 pkg.applicationInfo.secondaryCpuAbi = abi; 5578 } else { 5579 pkg.applicationInfo.primaryCpuAbi = abi; 5580 } 5581 } 5582 } else { 5583 String[] abiList = (cpuAbiOverride != null) ? 5584 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5585 5586 // Enable gross and lame hacks for apps that are built with old 5587 // SDK tools. We must scan their APKs for renderscript bitcode and 5588 // not launch them if it's present. Don't bother checking on devices 5589 // that don't have 64 bit support. 5590 boolean needsRenderScriptOverride = false; 5591 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5592 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5593 abiList = Build.SUPPORTED_32_BIT_ABIS; 5594 needsRenderScriptOverride = true; 5595 } 5596 5597 final int copyRet; 5598 if (isAsec) { 5599 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5600 } else { 5601 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5602 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5603 } 5604 5605 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5606 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5607 "Error unpackaging native libs for app, errorCode=" + copyRet); 5608 } 5609 5610 if (copyRet >= 0) { 5611 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5612 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5613 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5614 } else if (needsRenderScriptOverride) { 5615 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5616 } 5617 } 5618 } catch (IOException ioe) { 5619 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5620 } finally { 5621 IoUtils.closeQuietly(handle); 5622 } 5623 5624 // Now that we've calculated the ABIs and determined if it's an internal app, 5625 // we will go ahead and populate the nativeLibraryPath. 5626 setNativeLibraryPaths(pkg); 5627 5628 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5629 final int[] userIds = sUserManager.getUserIds(); 5630 synchronized (mInstallLock) { 5631 // Create a native library symlink only if we have native libraries 5632 // and if the native libraries are 32 bit libraries. We do not provide 5633 // this symlink for 64 bit libraries. 5634 if (pkg.applicationInfo.primaryCpuAbi != null && 5635 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5636 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5637 for (int userId : userIds) { 5638 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5639 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5640 "Failed linking native library dir (user=" + userId + ")"); 5641 } 5642 } 5643 } 5644 } 5645 } 5646 5647 // This is a special case for the "system" package, where the ABI is 5648 // dictated by the zygote configuration (and init.rc). We should keep track 5649 // of this ABI so that we can deal with "normal" applications that run under 5650 // the same UID correctly. 5651 if (mPlatformPackage == pkg) { 5652 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5653 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5654 } 5655 5656 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5657 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5658 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5659 // Copy the derived override back to the parsed package, so that we can 5660 // update the package settings accordingly. 5661 pkg.cpuAbiOverride = cpuAbiOverride; 5662 5663 if (DEBUG_ABI_SELECTION) { 5664 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5665 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5666 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5667 } 5668 5669 // Push the derived path down into PackageSettings so we know what to 5670 // clean up at uninstall time. 5671 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5672 5673 if (DEBUG_ABI_SELECTION) { 5674 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5675 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5676 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5677 } 5678 5679 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5680 // We don't do this here during boot because we can do it all 5681 // at once after scanning all existing packages. 5682 // 5683 // We also do this *before* we perform dexopt on this package, so that 5684 // we can avoid redundant dexopts, and also to make sure we've got the 5685 // code and package path correct. 5686 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5687 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5688 } 5689 5690 if ((scanFlags & SCAN_NO_DEX) == 0) { 5691 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, 5692 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5693 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5694 } 5695 } 5696 5697 if (mFactoryTest && pkg.requestedPermissions.contains( 5698 android.Manifest.permission.FACTORY_TEST)) { 5699 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5700 } 5701 5702 ArrayList<PackageParser.Package> clientLibPkgs = null; 5703 5704 // writer 5705 synchronized (mPackages) { 5706 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5707 // Only system apps can add new shared libraries. 5708 if (pkg.libraryNames != null) { 5709 for (int i=0; i<pkg.libraryNames.size(); i++) { 5710 String name = pkg.libraryNames.get(i); 5711 boolean allowed = false; 5712 if (isUpdatedSystemApp(pkg)) { 5713 // New library entries can only be added through the 5714 // system image. This is important to get rid of a lot 5715 // of nasty edge cases: for example if we allowed a non- 5716 // system update of the app to add a library, then uninstalling 5717 // the update would make the library go away, and assumptions 5718 // we made such as through app install filtering would now 5719 // have allowed apps on the device which aren't compatible 5720 // with it. Better to just have the restriction here, be 5721 // conservative, and create many fewer cases that can negatively 5722 // impact the user experience. 5723 final PackageSetting sysPs = mSettings 5724 .getDisabledSystemPkgLPr(pkg.packageName); 5725 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5726 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5727 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5728 allowed = true; 5729 allowed = true; 5730 break; 5731 } 5732 } 5733 } 5734 } else { 5735 allowed = true; 5736 } 5737 if (allowed) { 5738 if (!mSharedLibraries.containsKey(name)) { 5739 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5740 } else if (!name.equals(pkg.packageName)) { 5741 Slog.w(TAG, "Package " + pkg.packageName + " library " 5742 + name + " already exists; skipping"); 5743 } 5744 } else { 5745 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5746 + name + " that is not declared on system image; skipping"); 5747 } 5748 } 5749 if ((scanFlags&SCAN_BOOTING) == 0) { 5750 // If we are not booting, we need to update any applications 5751 // that are clients of our shared library. If we are booting, 5752 // this will all be done once the scan is complete. 5753 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5754 } 5755 } 5756 } 5757 } 5758 5759 // We also need to dexopt any apps that are dependent on this library. Note that 5760 // if these fail, we should abort the install since installing the library will 5761 // result in some apps being broken. 5762 if (clientLibPkgs != null) { 5763 if ((scanFlags & SCAN_NO_DEX) == 0) { 5764 for (int i = 0; i < clientLibPkgs.size(); i++) { 5765 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5766 if (performDexOptLI(clientPkg, null /* instruction sets */, forceDex, 5767 (scanFlags & SCAN_DEFER_DEX) != 0, false) == DEX_OPT_FAILED) { 5768 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5769 "scanPackageLI failed to dexopt clientLibPkgs"); 5770 } 5771 } 5772 } 5773 } 5774 5775 // Request the ActivityManager to kill the process(only for existing packages) 5776 // so that we do not end up in a confused state while the user is still using the older 5777 // version of the application while the new one gets installed. 5778 if ((scanFlags & SCAN_REPLACING) != 0) { 5779 killApplication(pkg.applicationInfo.packageName, 5780 pkg.applicationInfo.uid, "update pkg"); 5781 } 5782 5783 // Also need to kill any apps that are dependent on the library. 5784 if (clientLibPkgs != null) { 5785 for (int i=0; i<clientLibPkgs.size(); i++) { 5786 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5787 killApplication(clientPkg.applicationInfo.packageName, 5788 clientPkg.applicationInfo.uid, "update lib"); 5789 } 5790 } 5791 5792 // writer 5793 synchronized (mPackages) { 5794 // We don't expect installation to fail beyond this point 5795 5796 // Add the new setting to mSettings 5797 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5798 // Add the new setting to mPackages 5799 mPackages.put(pkg.applicationInfo.packageName, pkg); 5800 // Make sure we don't accidentally delete its data. 5801 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5802 while (iter.hasNext()) { 5803 PackageCleanItem item = iter.next(); 5804 if (pkgName.equals(item.packageName)) { 5805 iter.remove(); 5806 } 5807 } 5808 5809 // Take care of first install / last update times. 5810 if (currentTime != 0) { 5811 if (pkgSetting.firstInstallTime == 0) { 5812 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5813 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5814 pkgSetting.lastUpdateTime = currentTime; 5815 } 5816 } else if (pkgSetting.firstInstallTime == 0) { 5817 // We need *something*. Take time time stamp of the file. 5818 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5819 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5820 if (scanFileTime != pkgSetting.timeStamp) { 5821 // A package on the system image has changed; consider this 5822 // to be an update. 5823 pkgSetting.lastUpdateTime = scanFileTime; 5824 } 5825 } 5826 5827 // Add the package's KeySets to the global KeySetManagerService 5828 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5829 try { 5830 // Old KeySetData no longer valid. 5831 ksms.removeAppKeySetDataLPw(pkg.packageName); 5832 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5833 if (pkg.mKeySetMapping != null) { 5834 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5835 pkg.mKeySetMapping.entrySet()) { 5836 if (entry.getValue() != null) { 5837 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5838 entry.getValue(), entry.getKey()); 5839 } 5840 } 5841 if (pkg.mUpgradeKeySets != null) { 5842 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5843 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5844 } 5845 } 5846 } 5847 } catch (NullPointerException e) { 5848 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5849 } catch (IllegalArgumentException e) { 5850 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5851 } 5852 5853 int N = pkg.providers.size(); 5854 StringBuilder r = null; 5855 int i; 5856 for (i=0; i<N; i++) { 5857 PackageParser.Provider p = pkg.providers.get(i); 5858 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5859 p.info.processName, pkg.applicationInfo.uid); 5860 mProviders.addProvider(p); 5861 p.syncable = p.info.isSyncable; 5862 if (p.info.authority != null) { 5863 String names[] = p.info.authority.split(";"); 5864 p.info.authority = null; 5865 for (int j = 0; j < names.length; j++) { 5866 if (j == 1 && p.syncable) { 5867 // We only want the first authority for a provider to possibly be 5868 // syncable, so if we already added this provider using a different 5869 // authority clear the syncable flag. We copy the provider before 5870 // changing it because the mProviders object contains a reference 5871 // to a provider that we don't want to change. 5872 // Only do this for the second authority since the resulting provider 5873 // object can be the same for all future authorities for this provider. 5874 p = new PackageParser.Provider(p); 5875 p.syncable = false; 5876 } 5877 if (!mProvidersByAuthority.containsKey(names[j])) { 5878 mProvidersByAuthority.put(names[j], p); 5879 if (p.info.authority == null) { 5880 p.info.authority = names[j]; 5881 } else { 5882 p.info.authority = p.info.authority + ";" + names[j]; 5883 } 5884 if (DEBUG_PACKAGE_SCANNING) { 5885 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5886 Log.d(TAG, "Registered content provider: " + names[j] 5887 + ", className = " + p.info.name + ", isSyncable = " 5888 + p.info.isSyncable); 5889 } 5890 } else { 5891 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5892 Slog.w(TAG, "Skipping provider name " + names[j] + 5893 " (in package " + pkg.applicationInfo.packageName + 5894 "): name already used by " 5895 + ((other != null && other.getComponentName() != null) 5896 ? other.getComponentName().getPackageName() : "?")); 5897 } 5898 } 5899 } 5900 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5901 if (r == null) { 5902 r = new StringBuilder(256); 5903 } else { 5904 r.append(' '); 5905 } 5906 r.append(p.info.name); 5907 } 5908 } 5909 if (r != null) { 5910 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5911 } 5912 5913 N = pkg.services.size(); 5914 r = null; 5915 for (i=0; i<N; i++) { 5916 PackageParser.Service s = pkg.services.get(i); 5917 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5918 s.info.processName, pkg.applicationInfo.uid); 5919 mServices.addService(s); 5920 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5921 if (r == null) { 5922 r = new StringBuilder(256); 5923 } else { 5924 r.append(' '); 5925 } 5926 r.append(s.info.name); 5927 } 5928 } 5929 if (r != null) { 5930 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5931 } 5932 5933 N = pkg.receivers.size(); 5934 r = null; 5935 for (i=0; i<N; i++) { 5936 PackageParser.Activity a = pkg.receivers.get(i); 5937 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5938 a.info.processName, pkg.applicationInfo.uid); 5939 mReceivers.addActivity(a, "receiver"); 5940 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5941 if (r == null) { 5942 r = new StringBuilder(256); 5943 } else { 5944 r.append(' '); 5945 } 5946 r.append(a.info.name); 5947 } 5948 } 5949 if (r != null) { 5950 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5951 } 5952 5953 N = pkg.activities.size(); 5954 r = null; 5955 for (i=0; i<N; i++) { 5956 PackageParser.Activity a = pkg.activities.get(i); 5957 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5958 a.info.processName, pkg.applicationInfo.uid); 5959 mActivities.addActivity(a, "activity"); 5960 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5961 if (r == null) { 5962 r = new StringBuilder(256); 5963 } else { 5964 r.append(' '); 5965 } 5966 r.append(a.info.name); 5967 } 5968 } 5969 if (r != null) { 5970 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5971 } 5972 5973 N = pkg.permissionGroups.size(); 5974 r = null; 5975 for (i=0; i<N; i++) { 5976 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5977 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5978 if (cur == null) { 5979 mPermissionGroups.put(pg.info.name, pg); 5980 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5981 if (r == null) { 5982 r = new StringBuilder(256); 5983 } else { 5984 r.append(' '); 5985 } 5986 r.append(pg.info.name); 5987 } 5988 } else { 5989 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5990 + pg.info.packageName + " ignored: original from " 5991 + cur.info.packageName); 5992 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5993 if (r == null) { 5994 r = new StringBuilder(256); 5995 } else { 5996 r.append(' '); 5997 } 5998 r.append("DUP:"); 5999 r.append(pg.info.name); 6000 } 6001 } 6002 } 6003 if (r != null) { 6004 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6005 } 6006 6007 N = pkg.permissions.size(); 6008 r = null; 6009 for (i=0; i<N; i++) { 6010 PackageParser.Permission p = pkg.permissions.get(i); 6011 HashMap<String, BasePermission> permissionMap = 6012 p.tree ? mSettings.mPermissionTrees 6013 : mSettings.mPermissions; 6014 p.group = mPermissionGroups.get(p.info.group); 6015 if (p.info.group == null || p.group != null) { 6016 BasePermission bp = permissionMap.get(p.info.name); 6017 6018 // Allow system apps to redefine non-system permissions 6019 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6020 final boolean currentOwnerIsSystem = (bp.perm != null 6021 && isSystemApp(bp.perm.owner)); 6022 if (isSystemApp(p.owner) && !currentOwnerIsSystem) { 6023 String msg = "New decl " + p.owner + " of permission " 6024 + p.info.name + " is system; overriding " + bp.sourcePackage; 6025 reportSettingsProblem(Log.WARN, msg); 6026 bp = null; 6027 } 6028 } 6029 6030 if (bp == null) { 6031 bp = new BasePermission(p.info.name, p.info.packageName, 6032 BasePermission.TYPE_NORMAL); 6033 permissionMap.put(p.info.name, bp); 6034 } 6035 6036 if (bp.perm == null) { 6037 if (bp.sourcePackage == null 6038 || bp.sourcePackage.equals(p.info.packageName)) { 6039 BasePermission tree = findPermissionTreeLP(p.info.name); 6040 if (tree == null 6041 || tree.sourcePackage.equals(p.info.packageName)) { 6042 bp.packageSetting = pkgSetting; 6043 bp.perm = p; 6044 bp.uid = pkg.applicationInfo.uid; 6045 bp.sourcePackage = p.info.packageName; 6046 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6047 if (r == null) { 6048 r = new StringBuilder(256); 6049 } else { 6050 r.append(' '); 6051 } 6052 r.append(p.info.name); 6053 } 6054 } else { 6055 Slog.w(TAG, "Permission " + p.info.name + " from package " 6056 + p.info.packageName + " ignored: base tree " 6057 + tree.name + " is from package " 6058 + tree.sourcePackage); 6059 } 6060 } else { 6061 Slog.w(TAG, "Permission " + p.info.name + " from package " 6062 + p.info.packageName + " ignored: original from " 6063 + bp.sourcePackage); 6064 } 6065 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6066 if (r == null) { 6067 r = new StringBuilder(256); 6068 } else { 6069 r.append(' '); 6070 } 6071 r.append("DUP:"); 6072 r.append(p.info.name); 6073 } 6074 if (bp.perm == p) { 6075 bp.protectionLevel = p.info.protectionLevel; 6076 } 6077 } else { 6078 Slog.w(TAG, "Permission " + p.info.name + " from package " 6079 + p.info.packageName + " ignored: no group " 6080 + p.group); 6081 } 6082 } 6083 if (r != null) { 6084 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6085 } 6086 6087 N = pkg.instrumentation.size(); 6088 r = null; 6089 for (i=0; i<N; i++) { 6090 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6091 a.info.packageName = pkg.applicationInfo.packageName; 6092 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6093 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6094 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6095 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6096 a.info.dataDir = pkg.applicationInfo.dataDir; 6097 6098 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6099 // need other information about the application, like the ABI and what not ? 6100 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6101 mInstrumentation.put(a.getComponentName(), a); 6102 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6103 if (r == null) { 6104 r = new StringBuilder(256); 6105 } else { 6106 r.append(' '); 6107 } 6108 r.append(a.info.name); 6109 } 6110 } 6111 if (r != null) { 6112 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6113 } 6114 6115 if (pkg.protectedBroadcasts != null) { 6116 N = pkg.protectedBroadcasts.size(); 6117 for (i=0; i<N; i++) { 6118 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6119 } 6120 } 6121 6122 pkgSetting.setTimeStamp(scanFileTime); 6123 6124 // Create idmap files for pairs of (packages, overlay packages). 6125 // Note: "android", ie framework-res.apk, is handled by native layers. 6126 if (pkg.mOverlayTarget != null) { 6127 // This is an overlay package. 6128 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6129 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6130 mOverlays.put(pkg.mOverlayTarget, 6131 new HashMap<String, PackageParser.Package>()); 6132 } 6133 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6134 map.put(pkg.packageName, pkg); 6135 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6136 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6137 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6138 "scanPackageLI failed to createIdmap"); 6139 } 6140 } 6141 } else if (mOverlays.containsKey(pkg.packageName) && 6142 !pkg.packageName.equals("android")) { 6143 // This is a regular package, with one or more known overlay packages. 6144 createIdmapsForPackageLI(pkg); 6145 } 6146 } 6147 6148 return pkg; 6149 } 6150 6151 /** 6152 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6153 * i.e, so that all packages can be run inside a single process if required. 6154 * 6155 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6156 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6157 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6158 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6159 * updating a package that belongs to a shared user. 6160 * 6161 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6162 * adds unnecessary complexity. 6163 */ 6164 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6165 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6166 String requiredInstructionSet = null; 6167 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6168 requiredInstructionSet = VMRuntime.getInstructionSet( 6169 scannedPackage.applicationInfo.primaryCpuAbi); 6170 } 6171 6172 PackageSetting requirer = null; 6173 for (PackageSetting ps : packagesForUser) { 6174 // If packagesForUser contains scannedPackage, we skip it. This will happen 6175 // when scannedPackage is an update of an existing package. Without this check, 6176 // we will never be able to change the ABI of any package belonging to a shared 6177 // user, even if it's compatible with other packages. 6178 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6179 if (ps.primaryCpuAbiString == null) { 6180 continue; 6181 } 6182 6183 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6184 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6185 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6186 // this but there's not much we can do. 6187 String errorMessage = "Instruction set mismatch, " 6188 + ((requirer == null) ? "[caller]" : requirer) 6189 + " requires " + requiredInstructionSet + " whereas " + ps 6190 + " requires " + instructionSet; 6191 Slog.w(TAG, errorMessage); 6192 } 6193 6194 if (requiredInstructionSet == null) { 6195 requiredInstructionSet = instructionSet; 6196 requirer = ps; 6197 } 6198 } 6199 } 6200 6201 if (requiredInstructionSet != null) { 6202 String adjustedAbi; 6203 if (requirer != null) { 6204 // requirer != null implies that either scannedPackage was null or that scannedPackage 6205 // did not require an ABI, in which case we have to adjust scannedPackage to match 6206 // the ABI of the set (which is the same as requirer's ABI) 6207 adjustedAbi = requirer.primaryCpuAbiString; 6208 if (scannedPackage != null) { 6209 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6210 } 6211 } else { 6212 // requirer == null implies that we're updating all ABIs in the set to 6213 // match scannedPackage. 6214 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6215 } 6216 6217 for (PackageSetting ps : packagesForUser) { 6218 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6219 if (ps.primaryCpuAbiString != null) { 6220 continue; 6221 } 6222 6223 ps.primaryCpuAbiString = adjustedAbi; 6224 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6225 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6226 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6227 6228 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6229 deferDexOpt, true) == DEX_OPT_FAILED) { 6230 ps.primaryCpuAbiString = null; 6231 ps.pkg.applicationInfo.primaryCpuAbi = null; 6232 return; 6233 } else { 6234 mInstaller.rmdex(ps.codePathString, 6235 getDexCodeInstructionSet(getPreferredInstructionSet())); 6236 } 6237 } 6238 } 6239 } 6240 } 6241 } 6242 6243 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6244 synchronized (mPackages) { 6245 mResolverReplaced = true; 6246 // Set up information for custom user intent resolution activity. 6247 mResolveActivity.applicationInfo = pkg.applicationInfo; 6248 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6249 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6250 mResolveActivity.processName = null; 6251 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6252 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6253 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6254 mResolveActivity.theme = 0; 6255 mResolveActivity.exported = true; 6256 mResolveActivity.enabled = true; 6257 mResolveInfo.activityInfo = mResolveActivity; 6258 mResolveInfo.priority = 0; 6259 mResolveInfo.preferredOrder = 0; 6260 mResolveInfo.match = 0; 6261 mResolveComponentName = mCustomResolverComponentName; 6262 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6263 mResolveComponentName); 6264 } 6265 } 6266 6267 private static String calculateBundledApkRoot(final String codePathString) { 6268 final File codePath = new File(codePathString); 6269 final File codeRoot; 6270 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6271 codeRoot = Environment.getRootDirectory(); 6272 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6273 codeRoot = Environment.getOemDirectory(); 6274 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6275 codeRoot = Environment.getVendorDirectory(); 6276 } else { 6277 // Unrecognized code path; take its top real segment as the apk root: 6278 // e.g. /something/app/blah.apk => /something 6279 try { 6280 File f = codePath.getCanonicalFile(); 6281 File parent = f.getParentFile(); // non-null because codePath is a file 6282 File tmp; 6283 while ((tmp = parent.getParentFile()) != null) { 6284 f = parent; 6285 parent = tmp; 6286 } 6287 codeRoot = f; 6288 Slog.w(TAG, "Unrecognized code path " 6289 + codePath + " - using " + codeRoot); 6290 } catch (IOException e) { 6291 // Can't canonicalize the code path -- shenanigans? 6292 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6293 return Environment.getRootDirectory().getPath(); 6294 } 6295 } 6296 return codeRoot.getPath(); 6297 } 6298 6299 /** 6300 * Derive and set the location of native libraries for the given package, 6301 * which varies depending on where and how the package was installed. 6302 */ 6303 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6304 final ApplicationInfo info = pkg.applicationInfo; 6305 final String codePath = pkg.codePath; 6306 final File codeFile = new File(codePath); 6307 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6308 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6309 6310 info.nativeLibraryRootDir = null; 6311 info.nativeLibraryRootRequiresIsa = false; 6312 info.nativeLibraryDir = null; 6313 info.secondaryNativeLibraryDir = null; 6314 6315 if (isApkFile(codeFile)) { 6316 // Monolithic install 6317 if (bundledApp) { 6318 // If "/system/lib64/apkname" exists, assume that is the per-package 6319 // native library directory to use; otherwise use "/system/lib/apkname". 6320 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6321 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6322 getPrimaryInstructionSet(info)); 6323 6324 // This is a bundled system app so choose the path based on the ABI. 6325 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6326 // is just the default path. 6327 final String apkName = deriveCodePathName(codePath); 6328 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6329 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6330 apkName).getAbsolutePath(); 6331 6332 if (info.secondaryCpuAbi != null) { 6333 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6334 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6335 secondaryLibDir, apkName).getAbsolutePath(); 6336 } 6337 } else if (asecApp) { 6338 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6339 .getAbsolutePath(); 6340 } else { 6341 final String apkName = deriveCodePathName(codePath); 6342 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6343 .getAbsolutePath(); 6344 } 6345 6346 info.nativeLibraryRootRequiresIsa = false; 6347 info.nativeLibraryDir = info.nativeLibraryRootDir; 6348 } else { 6349 // Cluster install 6350 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6351 info.nativeLibraryRootRequiresIsa = true; 6352 6353 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6354 getPrimaryInstructionSet(info)).getAbsolutePath(); 6355 6356 if (info.secondaryCpuAbi != null) { 6357 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6358 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6359 } 6360 } 6361 } 6362 6363 /** 6364 * Calculate the abis and roots for a bundled app. These can uniquely 6365 * be determined from the contents of the system partition, i.e whether 6366 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6367 * of this information, and instead assume that the system was built 6368 * sensibly. 6369 */ 6370 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6371 PackageSetting pkgSetting) { 6372 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6373 6374 // If "/system/lib64/apkname" exists, assume that is the per-package 6375 // native library directory to use; otherwise use "/system/lib/apkname". 6376 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6377 setBundledAppAbi(pkg, apkRoot, apkName); 6378 // pkgSetting might be null during rescan following uninstall of updates 6379 // to a bundled app, so accommodate that possibility. The settings in 6380 // that case will be established later from the parsed package. 6381 // 6382 // If the settings aren't null, sync them up with what we've just derived. 6383 // note that apkRoot isn't stored in the package settings. 6384 if (pkgSetting != null) { 6385 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6386 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6387 } 6388 } 6389 6390 /** 6391 * Deduces the ABI of a bundled app and sets the relevant fields on the 6392 * parsed pkg object. 6393 * 6394 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6395 * under which system libraries are installed. 6396 * @param apkName the name of the installed package. 6397 */ 6398 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6399 final File codeFile = new File(pkg.codePath); 6400 6401 final boolean has64BitLibs; 6402 final boolean has32BitLibs; 6403 if (isApkFile(codeFile)) { 6404 // Monolithic install 6405 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6406 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6407 } else { 6408 // Cluster install 6409 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6410 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6411 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6412 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6413 has64BitLibs = (new File(rootDir, isa)).exists(); 6414 } else { 6415 has64BitLibs = false; 6416 } 6417 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6418 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6419 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6420 has32BitLibs = (new File(rootDir, isa)).exists(); 6421 } else { 6422 has32BitLibs = false; 6423 } 6424 } 6425 6426 if (has64BitLibs && !has32BitLibs) { 6427 // The package has 64 bit libs, but not 32 bit libs. Its primary 6428 // ABI should be 64 bit. We can safely assume here that the bundled 6429 // native libraries correspond to the most preferred ABI in the list. 6430 6431 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6432 pkg.applicationInfo.secondaryCpuAbi = null; 6433 } else if (has32BitLibs && !has64BitLibs) { 6434 // The package has 32 bit libs but not 64 bit libs. Its primary 6435 // ABI should be 32 bit. 6436 6437 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6438 pkg.applicationInfo.secondaryCpuAbi = null; 6439 } else if (has32BitLibs && has64BitLibs) { 6440 // The application has both 64 and 32 bit bundled libraries. We check 6441 // here that the app declares multiArch support, and warn if it doesn't. 6442 // 6443 // We will be lenient here and record both ABIs. The primary will be the 6444 // ABI that's higher on the list, i.e, a device that's configured to prefer 6445 // 64 bit apps will see a 64 bit primary ABI, 6446 6447 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6448 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6449 } 6450 6451 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6452 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6453 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6454 } else { 6455 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6456 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6457 } 6458 } else { 6459 pkg.applicationInfo.primaryCpuAbi = null; 6460 pkg.applicationInfo.secondaryCpuAbi = null; 6461 } 6462 } 6463 6464 private void killApplication(String pkgName, int appId, String reason) { 6465 // Request the ActivityManager to kill the process(only for existing packages) 6466 // so that we do not end up in a confused state while the user is still using the older 6467 // version of the application while the new one gets installed. 6468 IActivityManager am = ActivityManagerNative.getDefault(); 6469 if (am != null) { 6470 try { 6471 am.killApplicationWithAppId(pkgName, appId, reason); 6472 } catch (RemoteException e) { 6473 } 6474 } 6475 } 6476 6477 void removePackageLI(PackageSetting ps, boolean chatty) { 6478 if (DEBUG_INSTALL) { 6479 if (chatty) 6480 Log.d(TAG, "Removing package " + ps.name); 6481 } 6482 6483 // writer 6484 synchronized (mPackages) { 6485 mPackages.remove(ps.name); 6486 final PackageParser.Package pkg = ps.pkg; 6487 if (pkg != null) { 6488 cleanPackageDataStructuresLILPw(pkg, chatty); 6489 } 6490 } 6491 } 6492 6493 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6494 if (DEBUG_INSTALL) { 6495 if (chatty) 6496 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6497 } 6498 6499 // writer 6500 synchronized (mPackages) { 6501 mPackages.remove(pkg.applicationInfo.packageName); 6502 cleanPackageDataStructuresLILPw(pkg, chatty); 6503 } 6504 } 6505 6506 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6507 int N = pkg.providers.size(); 6508 StringBuilder r = null; 6509 int i; 6510 for (i=0; i<N; i++) { 6511 PackageParser.Provider p = pkg.providers.get(i); 6512 mProviders.removeProvider(p); 6513 if (p.info.authority == null) { 6514 6515 /* There was another ContentProvider with this authority when 6516 * this app was installed so this authority is null, 6517 * Ignore it as we don't have to unregister the provider. 6518 */ 6519 continue; 6520 } 6521 String names[] = p.info.authority.split(";"); 6522 for (int j = 0; j < names.length; j++) { 6523 if (mProvidersByAuthority.get(names[j]) == p) { 6524 mProvidersByAuthority.remove(names[j]); 6525 if (DEBUG_REMOVE) { 6526 if (chatty) 6527 Log.d(TAG, "Unregistered content provider: " + names[j] 6528 + ", className = " + p.info.name + ", isSyncable = " 6529 + p.info.isSyncable); 6530 } 6531 } 6532 } 6533 if (DEBUG_REMOVE && chatty) { 6534 if (r == null) { 6535 r = new StringBuilder(256); 6536 } else { 6537 r.append(' '); 6538 } 6539 r.append(p.info.name); 6540 } 6541 } 6542 if (r != null) { 6543 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6544 } 6545 6546 N = pkg.services.size(); 6547 r = null; 6548 for (i=0; i<N; i++) { 6549 PackageParser.Service s = pkg.services.get(i); 6550 mServices.removeService(s); 6551 if (chatty) { 6552 if (r == null) { 6553 r = new StringBuilder(256); 6554 } else { 6555 r.append(' '); 6556 } 6557 r.append(s.info.name); 6558 } 6559 } 6560 if (r != null) { 6561 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6562 } 6563 6564 N = pkg.receivers.size(); 6565 r = null; 6566 for (i=0; i<N; i++) { 6567 PackageParser.Activity a = pkg.receivers.get(i); 6568 mReceivers.removeActivity(a, "receiver"); 6569 if (DEBUG_REMOVE && chatty) { 6570 if (r == null) { 6571 r = new StringBuilder(256); 6572 } else { 6573 r.append(' '); 6574 } 6575 r.append(a.info.name); 6576 } 6577 } 6578 if (r != null) { 6579 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6580 } 6581 6582 N = pkg.activities.size(); 6583 r = null; 6584 for (i=0; i<N; i++) { 6585 PackageParser.Activity a = pkg.activities.get(i); 6586 mActivities.removeActivity(a, "activity"); 6587 if (DEBUG_REMOVE && chatty) { 6588 if (r == null) { 6589 r = new StringBuilder(256); 6590 } else { 6591 r.append(' '); 6592 } 6593 r.append(a.info.name); 6594 } 6595 } 6596 if (r != null) { 6597 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6598 } 6599 6600 N = pkg.permissions.size(); 6601 r = null; 6602 for (i=0; i<N; i++) { 6603 PackageParser.Permission p = pkg.permissions.get(i); 6604 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6605 if (bp == null) { 6606 bp = mSettings.mPermissionTrees.get(p.info.name); 6607 } 6608 if (bp != null && bp.perm == p) { 6609 bp.perm = null; 6610 if (DEBUG_REMOVE && chatty) { 6611 if (r == null) { 6612 r = new StringBuilder(256); 6613 } else { 6614 r.append(' '); 6615 } 6616 r.append(p.info.name); 6617 } 6618 } 6619 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6620 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6621 if (appOpPerms != null) { 6622 appOpPerms.remove(pkg.packageName); 6623 } 6624 } 6625 } 6626 if (r != null) { 6627 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6628 } 6629 6630 N = pkg.requestedPermissions.size(); 6631 r = null; 6632 for (i=0; i<N; i++) { 6633 String perm = pkg.requestedPermissions.get(i); 6634 BasePermission bp = mSettings.mPermissions.get(perm); 6635 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6636 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6637 if (appOpPerms != null) { 6638 appOpPerms.remove(pkg.packageName); 6639 if (appOpPerms.isEmpty()) { 6640 mAppOpPermissionPackages.remove(perm); 6641 } 6642 } 6643 } 6644 } 6645 if (r != null) { 6646 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6647 } 6648 6649 N = pkg.instrumentation.size(); 6650 r = null; 6651 for (i=0; i<N; i++) { 6652 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6653 mInstrumentation.remove(a.getComponentName()); 6654 if (DEBUG_REMOVE && chatty) { 6655 if (r == null) { 6656 r = new StringBuilder(256); 6657 } else { 6658 r.append(' '); 6659 } 6660 r.append(a.info.name); 6661 } 6662 } 6663 if (r != null) { 6664 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6665 } 6666 6667 r = null; 6668 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6669 // Only system apps can hold shared libraries. 6670 if (pkg.libraryNames != null) { 6671 for (i=0; i<pkg.libraryNames.size(); i++) { 6672 String name = pkg.libraryNames.get(i); 6673 SharedLibraryEntry cur = mSharedLibraries.get(name); 6674 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6675 mSharedLibraries.remove(name); 6676 if (DEBUG_REMOVE && chatty) { 6677 if (r == null) { 6678 r = new StringBuilder(256); 6679 } else { 6680 r.append(' '); 6681 } 6682 r.append(name); 6683 } 6684 } 6685 } 6686 } 6687 } 6688 if (r != null) { 6689 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6690 } 6691 } 6692 6693 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6694 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6695 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6696 return true; 6697 } 6698 } 6699 return false; 6700 } 6701 6702 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6703 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6704 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6705 6706 private void updatePermissionsLPw(String changingPkg, 6707 PackageParser.Package pkgInfo, int flags) { 6708 // Make sure there are no dangling permission trees. 6709 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6710 while (it.hasNext()) { 6711 final BasePermission bp = it.next(); 6712 if (bp.packageSetting == null) { 6713 // We may not yet have parsed the package, so just see if 6714 // we still know about its settings. 6715 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6716 } 6717 if (bp.packageSetting == null) { 6718 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6719 + " from package " + bp.sourcePackage); 6720 it.remove(); 6721 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6722 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6723 Slog.i(TAG, "Removing old permission tree: " + bp.name 6724 + " from package " + bp.sourcePackage); 6725 flags |= UPDATE_PERMISSIONS_ALL; 6726 it.remove(); 6727 } 6728 } 6729 } 6730 6731 // Make sure all dynamic permissions have been assigned to a package, 6732 // and make sure there are no dangling permissions. 6733 it = mSettings.mPermissions.values().iterator(); 6734 while (it.hasNext()) { 6735 final BasePermission bp = it.next(); 6736 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6737 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6738 + bp.name + " pkg=" + bp.sourcePackage 6739 + " info=" + bp.pendingInfo); 6740 if (bp.packageSetting == null && bp.pendingInfo != null) { 6741 final BasePermission tree = findPermissionTreeLP(bp.name); 6742 if (tree != null && tree.perm != null) { 6743 bp.packageSetting = tree.packageSetting; 6744 bp.perm = new PackageParser.Permission(tree.perm.owner, 6745 new PermissionInfo(bp.pendingInfo)); 6746 bp.perm.info.packageName = tree.perm.info.packageName; 6747 bp.perm.info.name = bp.name; 6748 bp.uid = tree.uid; 6749 } 6750 } 6751 } 6752 if (bp.packageSetting == null) { 6753 // We may not yet have parsed the package, so just see if 6754 // we still know about its settings. 6755 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6756 } 6757 if (bp.packageSetting == null) { 6758 Slog.w(TAG, "Removing dangling permission: " + bp.name 6759 + " from package " + bp.sourcePackage); 6760 it.remove(); 6761 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6762 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6763 Slog.i(TAG, "Removing old permission: " + bp.name 6764 + " from package " + bp.sourcePackage); 6765 flags |= UPDATE_PERMISSIONS_ALL; 6766 it.remove(); 6767 } 6768 } 6769 } 6770 6771 // Now update the permissions for all packages, in particular 6772 // replace the granted permissions of the system packages. 6773 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6774 for (PackageParser.Package pkg : mPackages.values()) { 6775 if (pkg != pkgInfo) { 6776 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 6777 changingPkg); 6778 } 6779 } 6780 } 6781 6782 if (pkgInfo != null) { 6783 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 6784 } 6785 } 6786 6787 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 6788 String packageOfInterest) { 6789 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6790 if (ps == null) { 6791 return; 6792 } 6793 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6794 HashSet<String> origPermissions = gp.grantedPermissions; 6795 boolean changedPermission = false; 6796 6797 if (replace) { 6798 ps.permissionsFixed = false; 6799 if (gp == ps) { 6800 origPermissions = new HashSet<String>(gp.grantedPermissions); 6801 gp.grantedPermissions.clear(); 6802 gp.gids = mGlobalGids; 6803 } 6804 } 6805 6806 if (gp.gids == null) { 6807 gp.gids = mGlobalGids; 6808 } 6809 6810 final int N = pkg.requestedPermissions.size(); 6811 for (int i=0; i<N; i++) { 6812 final String name = pkg.requestedPermissions.get(i); 6813 final boolean required = pkg.requestedPermissionsRequired.get(i); 6814 final BasePermission bp = mSettings.mPermissions.get(name); 6815 if (DEBUG_INSTALL) { 6816 if (gp != ps) { 6817 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6818 } 6819 } 6820 6821 if (bp == null || bp.packageSetting == null) { 6822 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6823 Slog.w(TAG, "Unknown permission " + name 6824 + " in package " + pkg.packageName); 6825 } 6826 continue; 6827 } 6828 6829 final String perm = bp.name; 6830 boolean allowed; 6831 boolean allowedSig = false; 6832 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6833 // Keep track of app op permissions. 6834 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6835 if (pkgs == null) { 6836 pkgs = new ArraySet<>(); 6837 mAppOpPermissionPackages.put(bp.name, pkgs); 6838 } 6839 pkgs.add(pkg.packageName); 6840 } 6841 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6842 if (level == PermissionInfo.PROTECTION_NORMAL 6843 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6844 // We grant a normal or dangerous permission if any of the following 6845 // are true: 6846 // 1) The permission is required 6847 // 2) The permission is optional, but was granted in the past 6848 // 3) The permission is optional, but was requested by an 6849 // app in /system (not /data) 6850 // 6851 // Otherwise, reject the permission. 6852 allowed = (required || origPermissions.contains(perm) 6853 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6854 } else if (bp.packageSetting == null) { 6855 // This permission is invalid; skip it. 6856 allowed = false; 6857 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6858 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6859 if (allowed) { 6860 allowedSig = true; 6861 } 6862 } else { 6863 allowed = false; 6864 } 6865 if (DEBUG_INSTALL) { 6866 if (gp != ps) { 6867 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6868 } 6869 } 6870 if (allowed) { 6871 if (!isSystemApp(ps) && ps.permissionsFixed) { 6872 // If this is an existing, non-system package, then 6873 // we can't add any new permissions to it. 6874 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6875 // Except... if this is a permission that was added 6876 // to the platform (note: need to only do this when 6877 // updating the platform). 6878 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6879 } 6880 } 6881 if (allowed) { 6882 if (!gp.grantedPermissions.contains(perm)) { 6883 changedPermission = true; 6884 gp.grantedPermissions.add(perm); 6885 gp.gids = appendInts(gp.gids, bp.gids); 6886 } else if (!ps.haveGids) { 6887 gp.gids = appendInts(gp.gids, bp.gids); 6888 } 6889 } else { 6890 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6891 Slog.w(TAG, "Not granting permission " + perm 6892 + " to package " + pkg.packageName 6893 + " because it was previously installed without"); 6894 } 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 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 6909 Slog.w(TAG, "Not granting permission " + perm 6910 + " to package " + pkg.packageName 6911 + " (protectionLevel=" + bp.protectionLevel 6912 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6913 + ")"); 6914 } 6915 } 6916 } 6917 } 6918 6919 if ((changedPermission || replace) && !ps.permissionsFixed && 6920 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6921 // This is the first that we have heard about this package, so the 6922 // permissions we have now selected are fixed until explicitly 6923 // changed. 6924 ps.permissionsFixed = true; 6925 } 6926 ps.haveGids = true; 6927 } 6928 6929 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6930 boolean allowed = false; 6931 final int NP = PackageParser.NEW_PERMISSIONS.length; 6932 for (int ip=0; ip<NP; ip++) { 6933 final PackageParser.NewPermissionInfo npi 6934 = PackageParser.NEW_PERMISSIONS[ip]; 6935 if (npi.name.equals(perm) 6936 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6937 allowed = true; 6938 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6939 + pkg.packageName); 6940 break; 6941 } 6942 } 6943 return allowed; 6944 } 6945 6946 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6947 BasePermission bp, HashSet<String> origPermissions) { 6948 boolean allowed; 6949 allowed = (compareSignatures( 6950 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6951 == PackageManager.SIGNATURE_MATCH) 6952 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6953 == PackageManager.SIGNATURE_MATCH); 6954 if (!allowed && (bp.protectionLevel 6955 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6956 if (isSystemApp(pkg)) { 6957 // For updated system applications, a system permission 6958 // is granted only if it had been defined by the original application. 6959 if (isUpdatedSystemApp(pkg)) { 6960 final PackageSetting sysPs = mSettings 6961 .getDisabledSystemPkgLPr(pkg.packageName); 6962 final GrantedPermissions origGp = sysPs.sharedUser != null 6963 ? sysPs.sharedUser : sysPs; 6964 6965 if (origGp.grantedPermissions.contains(perm)) { 6966 // If the original was granted this permission, we take 6967 // that grant decision as read and propagate it to the 6968 // update. 6969 allowed = true; 6970 } else { 6971 // The system apk may have been updated with an older 6972 // version of the one on the data partition, but which 6973 // granted a new system permission that it didn't have 6974 // before. In this case we do want to allow the app to 6975 // now get the new permission if the ancestral apk is 6976 // privileged to get it. 6977 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6978 for (int j=0; 6979 j<sysPs.pkg.requestedPermissions.size(); j++) { 6980 if (perm.equals( 6981 sysPs.pkg.requestedPermissions.get(j))) { 6982 allowed = true; 6983 break; 6984 } 6985 } 6986 } 6987 } 6988 } else { 6989 allowed = isPrivilegedApp(pkg); 6990 } 6991 } 6992 } 6993 if (!allowed && (bp.protectionLevel 6994 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6995 // For development permissions, a development permission 6996 // is granted only if it was already granted. 6997 allowed = origPermissions.contains(perm); 6998 } 6999 return allowed; 7000 } 7001 7002 final class ActivityIntentResolver 7003 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7004 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7005 boolean defaultOnly, int userId) { 7006 if (!sUserManager.exists(userId)) return null; 7007 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7008 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7009 } 7010 7011 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7012 int userId) { 7013 if (!sUserManager.exists(userId)) return null; 7014 mFlags = flags; 7015 return super.queryIntent(intent, resolvedType, 7016 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7017 } 7018 7019 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7020 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7021 if (!sUserManager.exists(userId)) return null; 7022 if (packageActivities == null) { 7023 return null; 7024 } 7025 mFlags = flags; 7026 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7027 final int N = packageActivities.size(); 7028 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7029 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7030 7031 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7032 for (int i = 0; i < N; ++i) { 7033 intentFilters = packageActivities.get(i).intents; 7034 if (intentFilters != null && intentFilters.size() > 0) { 7035 PackageParser.ActivityIntentInfo[] array = 7036 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7037 intentFilters.toArray(array); 7038 listCut.add(array); 7039 } 7040 } 7041 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7042 } 7043 7044 public final void addActivity(PackageParser.Activity a, String type) { 7045 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7046 mActivities.put(a.getComponentName(), a); 7047 if (DEBUG_SHOW_INFO) 7048 Log.v( 7049 TAG, " " + type + " " + 7050 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7051 if (DEBUG_SHOW_INFO) 7052 Log.v(TAG, " Class=" + a.info.name); 7053 final int NI = a.intents.size(); 7054 for (int j=0; j<NI; j++) { 7055 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7056 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7057 intent.setPriority(0); 7058 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7059 + a.className + " with priority > 0, forcing to 0"); 7060 } 7061 if (DEBUG_SHOW_INFO) { 7062 Log.v(TAG, " IntentFilter:"); 7063 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7064 } 7065 if (!intent.debugCheck()) { 7066 Log.w(TAG, "==> For Activity " + a.info.name); 7067 } 7068 addFilter(intent); 7069 } 7070 } 7071 7072 public final void removeActivity(PackageParser.Activity a, String type) { 7073 mActivities.remove(a.getComponentName()); 7074 if (DEBUG_SHOW_INFO) { 7075 Log.v(TAG, " " + type + " " 7076 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7077 : a.info.name) + ":"); 7078 Log.v(TAG, " Class=" + a.info.name); 7079 } 7080 final int NI = a.intents.size(); 7081 for (int j=0; j<NI; j++) { 7082 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7083 if (DEBUG_SHOW_INFO) { 7084 Log.v(TAG, " IntentFilter:"); 7085 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7086 } 7087 removeFilter(intent); 7088 } 7089 } 7090 7091 @Override 7092 protected boolean allowFilterResult( 7093 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7094 ActivityInfo filterAi = filter.activity.info; 7095 for (int i=dest.size()-1; i>=0; i--) { 7096 ActivityInfo destAi = dest.get(i).activityInfo; 7097 if (destAi.name == filterAi.name 7098 && destAi.packageName == filterAi.packageName) { 7099 return false; 7100 } 7101 } 7102 return true; 7103 } 7104 7105 @Override 7106 protected ActivityIntentInfo[] newArray(int size) { 7107 return new ActivityIntentInfo[size]; 7108 } 7109 7110 @Override 7111 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7112 if (!sUserManager.exists(userId)) return true; 7113 PackageParser.Package p = filter.activity.owner; 7114 if (p != null) { 7115 PackageSetting ps = (PackageSetting)p.mExtras; 7116 if (ps != null) { 7117 // System apps are never considered stopped for purposes of 7118 // filtering, because there may be no way for the user to 7119 // actually re-launch them. 7120 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7121 && ps.getStopped(userId); 7122 } 7123 } 7124 return false; 7125 } 7126 7127 @Override 7128 protected boolean isPackageForFilter(String packageName, 7129 PackageParser.ActivityIntentInfo info) { 7130 return packageName.equals(info.activity.owner.packageName); 7131 } 7132 7133 @Override 7134 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7135 int match, int userId) { 7136 if (!sUserManager.exists(userId)) return null; 7137 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7138 return null; 7139 } 7140 final PackageParser.Activity activity = info.activity; 7141 if (mSafeMode && (activity.info.applicationInfo.flags 7142 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7143 return null; 7144 } 7145 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7146 if (ps == null) { 7147 return null; 7148 } 7149 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7150 ps.readUserState(userId), userId); 7151 if (ai == null) { 7152 return null; 7153 } 7154 final ResolveInfo res = new ResolveInfo(); 7155 res.activityInfo = ai; 7156 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7157 res.filter = info; 7158 } 7159 res.priority = info.getPriority(); 7160 res.preferredOrder = activity.owner.mPreferredOrder; 7161 //System.out.println("Result: " + res.activityInfo.className + 7162 // " = " + res.priority); 7163 res.match = match; 7164 res.isDefault = info.hasDefault; 7165 res.labelRes = info.labelRes; 7166 res.nonLocalizedLabel = info.nonLocalizedLabel; 7167 if (userNeedsBadging(userId)) { 7168 res.noResourceId = true; 7169 } else { 7170 res.icon = info.icon; 7171 } 7172 res.system = isSystemApp(res.activityInfo.applicationInfo); 7173 return res; 7174 } 7175 7176 @Override 7177 protected void sortResults(List<ResolveInfo> results) { 7178 Collections.sort(results, mResolvePrioritySorter); 7179 } 7180 7181 @Override 7182 protected void dumpFilter(PrintWriter out, String prefix, 7183 PackageParser.ActivityIntentInfo filter) { 7184 out.print(prefix); out.print( 7185 Integer.toHexString(System.identityHashCode(filter.activity))); 7186 out.print(' '); 7187 filter.activity.printComponentShortName(out); 7188 out.print(" filter "); 7189 out.println(Integer.toHexString(System.identityHashCode(filter))); 7190 } 7191 7192// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7193// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7194// final List<ResolveInfo> retList = Lists.newArrayList(); 7195// while (i.hasNext()) { 7196// final ResolveInfo resolveInfo = i.next(); 7197// if (isEnabledLP(resolveInfo.activityInfo)) { 7198// retList.add(resolveInfo); 7199// } 7200// } 7201// return retList; 7202// } 7203 7204 // Keys are String (activity class name), values are Activity. 7205 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7206 = new HashMap<ComponentName, PackageParser.Activity>(); 7207 private int mFlags; 7208 } 7209 7210 private final class ServiceIntentResolver 7211 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7212 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7213 boolean defaultOnly, int userId) { 7214 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7215 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7216 } 7217 7218 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7219 int userId) { 7220 if (!sUserManager.exists(userId)) return null; 7221 mFlags = flags; 7222 return super.queryIntent(intent, resolvedType, 7223 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7224 } 7225 7226 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7227 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7228 if (!sUserManager.exists(userId)) return null; 7229 if (packageServices == null) { 7230 return null; 7231 } 7232 mFlags = flags; 7233 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7234 final int N = packageServices.size(); 7235 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7236 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7237 7238 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7239 for (int i = 0; i < N; ++i) { 7240 intentFilters = packageServices.get(i).intents; 7241 if (intentFilters != null && intentFilters.size() > 0) { 7242 PackageParser.ServiceIntentInfo[] array = 7243 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7244 intentFilters.toArray(array); 7245 listCut.add(array); 7246 } 7247 } 7248 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7249 } 7250 7251 public final void addService(PackageParser.Service s) { 7252 mServices.put(s.getComponentName(), s); 7253 if (DEBUG_SHOW_INFO) { 7254 Log.v(TAG, " " 7255 + (s.info.nonLocalizedLabel != null 7256 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7257 Log.v(TAG, " Class=" + s.info.name); 7258 } 7259 final int NI = s.intents.size(); 7260 int j; 7261 for (j=0; j<NI; j++) { 7262 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7263 if (DEBUG_SHOW_INFO) { 7264 Log.v(TAG, " IntentFilter:"); 7265 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7266 } 7267 if (!intent.debugCheck()) { 7268 Log.w(TAG, "==> For Service " + s.info.name); 7269 } 7270 addFilter(intent); 7271 } 7272 } 7273 7274 public final void removeService(PackageParser.Service s) { 7275 mServices.remove(s.getComponentName()); 7276 if (DEBUG_SHOW_INFO) { 7277 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7278 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7279 Log.v(TAG, " Class=" + s.info.name); 7280 } 7281 final int NI = s.intents.size(); 7282 int j; 7283 for (j=0; j<NI; j++) { 7284 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7285 if (DEBUG_SHOW_INFO) { 7286 Log.v(TAG, " IntentFilter:"); 7287 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7288 } 7289 removeFilter(intent); 7290 } 7291 } 7292 7293 @Override 7294 protected boolean allowFilterResult( 7295 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7296 ServiceInfo filterSi = filter.service.info; 7297 for (int i=dest.size()-1; i>=0; i--) { 7298 ServiceInfo destAi = dest.get(i).serviceInfo; 7299 if (destAi.name == filterSi.name 7300 && destAi.packageName == filterSi.packageName) { 7301 return false; 7302 } 7303 } 7304 return true; 7305 } 7306 7307 @Override 7308 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7309 return new PackageParser.ServiceIntentInfo[size]; 7310 } 7311 7312 @Override 7313 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7314 if (!sUserManager.exists(userId)) return true; 7315 PackageParser.Package p = filter.service.owner; 7316 if (p != null) { 7317 PackageSetting ps = (PackageSetting)p.mExtras; 7318 if (ps != null) { 7319 // System apps are never considered stopped for purposes of 7320 // filtering, because there may be no way for the user to 7321 // actually re-launch them. 7322 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7323 && ps.getStopped(userId); 7324 } 7325 } 7326 return false; 7327 } 7328 7329 @Override 7330 protected boolean isPackageForFilter(String packageName, 7331 PackageParser.ServiceIntentInfo info) { 7332 return packageName.equals(info.service.owner.packageName); 7333 } 7334 7335 @Override 7336 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7337 int match, int userId) { 7338 if (!sUserManager.exists(userId)) return null; 7339 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7340 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7341 return null; 7342 } 7343 final PackageParser.Service service = info.service; 7344 if (mSafeMode && (service.info.applicationInfo.flags 7345 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7346 return null; 7347 } 7348 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7349 if (ps == null) { 7350 return null; 7351 } 7352 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7353 ps.readUserState(userId), userId); 7354 if (si == null) { 7355 return null; 7356 } 7357 final ResolveInfo res = new ResolveInfo(); 7358 res.serviceInfo = si; 7359 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7360 res.filter = filter; 7361 } 7362 res.priority = info.getPriority(); 7363 res.preferredOrder = service.owner.mPreferredOrder; 7364 //System.out.println("Result: " + res.activityInfo.className + 7365 // " = " + res.priority); 7366 res.match = match; 7367 res.isDefault = info.hasDefault; 7368 res.labelRes = info.labelRes; 7369 res.nonLocalizedLabel = info.nonLocalizedLabel; 7370 res.icon = info.icon; 7371 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7372 return res; 7373 } 7374 7375 @Override 7376 protected void sortResults(List<ResolveInfo> results) { 7377 Collections.sort(results, mResolvePrioritySorter); 7378 } 7379 7380 @Override 7381 protected void dumpFilter(PrintWriter out, String prefix, 7382 PackageParser.ServiceIntentInfo filter) { 7383 out.print(prefix); out.print( 7384 Integer.toHexString(System.identityHashCode(filter.service))); 7385 out.print(' '); 7386 filter.service.printComponentShortName(out); 7387 out.print(" filter "); 7388 out.println(Integer.toHexString(System.identityHashCode(filter))); 7389 } 7390 7391// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7392// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7393// final List<ResolveInfo> retList = Lists.newArrayList(); 7394// while (i.hasNext()) { 7395// final ResolveInfo resolveInfo = (ResolveInfo) i; 7396// if (isEnabledLP(resolveInfo.serviceInfo)) { 7397// retList.add(resolveInfo); 7398// } 7399// } 7400// return retList; 7401// } 7402 7403 // Keys are String (activity class name), values are Activity. 7404 private final HashMap<ComponentName, PackageParser.Service> mServices 7405 = new HashMap<ComponentName, PackageParser.Service>(); 7406 private int mFlags; 7407 }; 7408 7409 private final class ProviderIntentResolver 7410 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7411 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7412 boolean defaultOnly, int userId) { 7413 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7414 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7415 } 7416 7417 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7418 int userId) { 7419 if (!sUserManager.exists(userId)) 7420 return null; 7421 mFlags = flags; 7422 return super.queryIntent(intent, resolvedType, 7423 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7424 } 7425 7426 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7427 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7428 if (!sUserManager.exists(userId)) 7429 return null; 7430 if (packageProviders == null) { 7431 return null; 7432 } 7433 mFlags = flags; 7434 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7435 final int N = packageProviders.size(); 7436 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7437 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7438 7439 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7440 for (int i = 0; i < N; ++i) { 7441 intentFilters = packageProviders.get(i).intents; 7442 if (intentFilters != null && intentFilters.size() > 0) { 7443 PackageParser.ProviderIntentInfo[] array = 7444 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7445 intentFilters.toArray(array); 7446 listCut.add(array); 7447 } 7448 } 7449 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7450 } 7451 7452 public final void addProvider(PackageParser.Provider p) { 7453 if (mProviders.containsKey(p.getComponentName())) { 7454 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7455 return; 7456 } 7457 7458 mProviders.put(p.getComponentName(), p); 7459 if (DEBUG_SHOW_INFO) { 7460 Log.v(TAG, " " 7461 + (p.info.nonLocalizedLabel != null 7462 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7463 Log.v(TAG, " Class=" + p.info.name); 7464 } 7465 final int NI = p.intents.size(); 7466 int j; 7467 for (j = 0; j < NI; j++) { 7468 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7469 if (DEBUG_SHOW_INFO) { 7470 Log.v(TAG, " IntentFilter:"); 7471 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7472 } 7473 if (!intent.debugCheck()) { 7474 Log.w(TAG, "==> For Provider " + p.info.name); 7475 } 7476 addFilter(intent); 7477 } 7478 } 7479 7480 public final void removeProvider(PackageParser.Provider p) { 7481 mProviders.remove(p.getComponentName()); 7482 if (DEBUG_SHOW_INFO) { 7483 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7484 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7485 Log.v(TAG, " Class=" + p.info.name); 7486 } 7487 final int NI = p.intents.size(); 7488 int j; 7489 for (j = 0; j < NI; j++) { 7490 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7491 if (DEBUG_SHOW_INFO) { 7492 Log.v(TAG, " IntentFilter:"); 7493 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7494 } 7495 removeFilter(intent); 7496 } 7497 } 7498 7499 @Override 7500 protected boolean allowFilterResult( 7501 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7502 ProviderInfo filterPi = filter.provider.info; 7503 for (int i = dest.size() - 1; i >= 0; i--) { 7504 ProviderInfo destPi = dest.get(i).providerInfo; 7505 if (destPi.name == filterPi.name 7506 && destPi.packageName == filterPi.packageName) { 7507 return false; 7508 } 7509 } 7510 return true; 7511 } 7512 7513 @Override 7514 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7515 return new PackageParser.ProviderIntentInfo[size]; 7516 } 7517 7518 @Override 7519 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7520 if (!sUserManager.exists(userId)) 7521 return true; 7522 PackageParser.Package p = filter.provider.owner; 7523 if (p != null) { 7524 PackageSetting ps = (PackageSetting) p.mExtras; 7525 if (ps != null) { 7526 // System apps are never considered stopped for purposes of 7527 // filtering, because there may be no way for the user to 7528 // actually re-launch them. 7529 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7530 && ps.getStopped(userId); 7531 } 7532 } 7533 return false; 7534 } 7535 7536 @Override 7537 protected boolean isPackageForFilter(String packageName, 7538 PackageParser.ProviderIntentInfo info) { 7539 return packageName.equals(info.provider.owner.packageName); 7540 } 7541 7542 @Override 7543 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7544 int match, int userId) { 7545 if (!sUserManager.exists(userId)) 7546 return null; 7547 final PackageParser.ProviderIntentInfo info = filter; 7548 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7549 return null; 7550 } 7551 final PackageParser.Provider provider = info.provider; 7552 if (mSafeMode && (provider.info.applicationInfo.flags 7553 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7554 return null; 7555 } 7556 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7557 if (ps == null) { 7558 return null; 7559 } 7560 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7561 ps.readUserState(userId), userId); 7562 if (pi == null) { 7563 return null; 7564 } 7565 final ResolveInfo res = new ResolveInfo(); 7566 res.providerInfo = pi; 7567 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7568 res.filter = filter; 7569 } 7570 res.priority = info.getPriority(); 7571 res.preferredOrder = provider.owner.mPreferredOrder; 7572 res.match = match; 7573 res.isDefault = info.hasDefault; 7574 res.labelRes = info.labelRes; 7575 res.nonLocalizedLabel = info.nonLocalizedLabel; 7576 res.icon = info.icon; 7577 res.system = isSystemApp(res.providerInfo.applicationInfo); 7578 return res; 7579 } 7580 7581 @Override 7582 protected void sortResults(List<ResolveInfo> results) { 7583 Collections.sort(results, mResolvePrioritySorter); 7584 } 7585 7586 @Override 7587 protected void dumpFilter(PrintWriter out, String prefix, 7588 PackageParser.ProviderIntentInfo filter) { 7589 out.print(prefix); 7590 out.print( 7591 Integer.toHexString(System.identityHashCode(filter.provider))); 7592 out.print(' '); 7593 filter.provider.printComponentShortName(out); 7594 out.print(" filter "); 7595 out.println(Integer.toHexString(System.identityHashCode(filter))); 7596 } 7597 7598 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7599 = new HashMap<ComponentName, PackageParser.Provider>(); 7600 private int mFlags; 7601 }; 7602 7603 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7604 new Comparator<ResolveInfo>() { 7605 public int compare(ResolveInfo r1, ResolveInfo r2) { 7606 int v1 = r1.priority; 7607 int v2 = r2.priority; 7608 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7609 if (v1 != v2) { 7610 return (v1 > v2) ? -1 : 1; 7611 } 7612 v1 = r1.preferredOrder; 7613 v2 = r2.preferredOrder; 7614 if (v1 != v2) { 7615 return (v1 > v2) ? -1 : 1; 7616 } 7617 if (r1.isDefault != r2.isDefault) { 7618 return r1.isDefault ? -1 : 1; 7619 } 7620 v1 = r1.match; 7621 v2 = r2.match; 7622 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7623 if (v1 != v2) { 7624 return (v1 > v2) ? -1 : 1; 7625 } 7626 if (r1.system != r2.system) { 7627 return r1.system ? -1 : 1; 7628 } 7629 return 0; 7630 } 7631 }; 7632 7633 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7634 new Comparator<ProviderInfo>() { 7635 public int compare(ProviderInfo p1, ProviderInfo p2) { 7636 final int v1 = p1.initOrder; 7637 final int v2 = p2.initOrder; 7638 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7639 } 7640 }; 7641 7642 static final void sendPackageBroadcast(String action, String pkg, 7643 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7644 int[] userIds) { 7645 IActivityManager am = ActivityManagerNative.getDefault(); 7646 if (am != null) { 7647 try { 7648 if (userIds == null) { 7649 userIds = am.getRunningUserIds(); 7650 } 7651 for (int id : userIds) { 7652 final Intent intent = new Intent(action, 7653 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7654 if (extras != null) { 7655 intent.putExtras(extras); 7656 } 7657 if (targetPkg != null) { 7658 intent.setPackage(targetPkg); 7659 } 7660 // Modify the UID when posting to other users 7661 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7662 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7663 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7664 intent.putExtra(Intent.EXTRA_UID, uid); 7665 } 7666 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7667 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7668 if (DEBUG_BROADCASTS) { 7669 RuntimeException here = new RuntimeException("here"); 7670 here.fillInStackTrace(); 7671 Slog.d(TAG, "Sending to user " + id + ": " 7672 + intent.toShortString(false, true, false, false) 7673 + " " + intent.getExtras(), here); 7674 } 7675 am.broadcastIntent(null, intent, null, finishedReceiver, 7676 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7677 finishedReceiver != null, false, id); 7678 } 7679 } catch (RemoteException ex) { 7680 } 7681 } 7682 } 7683 7684 /** 7685 * Check if the external storage media is available. This is true if there 7686 * is a mounted external storage medium or if the external storage is 7687 * emulated. 7688 */ 7689 private boolean isExternalMediaAvailable() { 7690 return mMediaMounted || Environment.isExternalStorageEmulated(); 7691 } 7692 7693 @Override 7694 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7695 // writer 7696 synchronized (mPackages) { 7697 if (!isExternalMediaAvailable()) { 7698 // If the external storage is no longer mounted at this point, 7699 // the caller may not have been able to delete all of this 7700 // packages files and can not delete any more. Bail. 7701 return null; 7702 } 7703 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7704 if (lastPackage != null) { 7705 pkgs.remove(lastPackage); 7706 } 7707 if (pkgs.size() > 0) { 7708 return pkgs.get(0); 7709 } 7710 } 7711 return null; 7712 } 7713 7714 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7715 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7716 userId, andCode ? 1 : 0, packageName); 7717 if (mSystemReady) { 7718 msg.sendToTarget(); 7719 } else { 7720 if (mPostSystemReadyMessages == null) { 7721 mPostSystemReadyMessages = new ArrayList<>(); 7722 } 7723 mPostSystemReadyMessages.add(msg); 7724 } 7725 } 7726 7727 void startCleaningPackages() { 7728 // reader 7729 synchronized (mPackages) { 7730 if (!isExternalMediaAvailable()) { 7731 return; 7732 } 7733 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7734 return; 7735 } 7736 } 7737 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7738 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7739 IActivityManager am = ActivityManagerNative.getDefault(); 7740 if (am != null) { 7741 try { 7742 am.startService(null, intent, null, UserHandle.USER_OWNER); 7743 } catch (RemoteException e) { 7744 } 7745 } 7746 } 7747 7748 @Override 7749 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7750 int installFlags, String installerPackageName, VerificationParams verificationParams, 7751 String packageAbiOverride) { 7752 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7753 packageAbiOverride, UserHandle.getCallingUserId()); 7754 } 7755 7756 @Override 7757 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7758 int installFlags, String installerPackageName, VerificationParams verificationParams, 7759 String packageAbiOverride, int userId) { 7760 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 7761 7762 final int callingUid = Binder.getCallingUid(); 7763 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 7764 7765 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7766 try { 7767 if (observer != null) { 7768 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7769 } 7770 } catch (RemoteException re) { 7771 } 7772 return; 7773 } 7774 7775 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 7776 installFlags |= PackageManager.INSTALL_FROM_ADB; 7777 7778 } else { 7779 // Caller holds INSTALL_PACKAGES permission, so we're less strict 7780 // about installerPackageName. 7781 7782 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 7783 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 7784 } 7785 7786 UserHandle user; 7787 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7788 user = UserHandle.ALL; 7789 } else { 7790 user = new UserHandle(userId); 7791 } 7792 7793 verificationParams.setInstallerUid(callingUid); 7794 7795 final File originFile = new File(originPath); 7796 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7797 7798 final Message msg = mHandler.obtainMessage(INIT_COPY); 7799 msg.obj = new InstallParams(origin, observer, installFlags, 7800 installerPackageName, verificationParams, user, packageAbiOverride); 7801 mHandler.sendMessage(msg); 7802 } 7803 7804 void installStage(String packageName, File stagedDir, String stagedCid, 7805 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7806 String installerPackageName, int installerUid, UserHandle user) { 7807 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7808 params.referrerUri, installerUid, null); 7809 7810 final OriginInfo origin; 7811 if (stagedDir != null) { 7812 origin = OriginInfo.fromStagedFile(stagedDir); 7813 } else { 7814 origin = OriginInfo.fromStagedContainer(stagedCid); 7815 } 7816 7817 final Message msg = mHandler.obtainMessage(INIT_COPY); 7818 msg.obj = new InstallParams(origin, observer, params.installFlags, 7819 installerPackageName, verifParams, user, params.abiOverride); 7820 mHandler.sendMessage(msg); 7821 } 7822 7823 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7824 Bundle extras = new Bundle(1); 7825 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7826 7827 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7828 packageName, extras, null, null, new int[] {userId}); 7829 try { 7830 IActivityManager am = ActivityManagerNative.getDefault(); 7831 final boolean isSystem = 7832 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7833 if (isSystem && am.isUserRunning(userId, false)) { 7834 // The just-installed/enabled app is bundled on the system, so presumed 7835 // to be able to run automatically without needing an explicit launch. 7836 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7837 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7838 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7839 .setPackage(packageName); 7840 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7841 android.app.AppOpsManager.OP_NONE, false, false, userId); 7842 } 7843 } catch (RemoteException e) { 7844 // shouldn't happen 7845 Slog.w(TAG, "Unable to bootstrap installed package", e); 7846 } 7847 } 7848 7849 @Override 7850 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7851 int userId) { 7852 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7853 PackageSetting pkgSetting; 7854 final int uid = Binder.getCallingUid(); 7855 enforceCrossUserPermission(uid, userId, true, true, 7856 "setApplicationHiddenSetting for user " + userId); 7857 7858 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7859 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7860 return false; 7861 } 7862 7863 long callingId = Binder.clearCallingIdentity(); 7864 try { 7865 boolean sendAdded = false; 7866 boolean sendRemoved = false; 7867 // writer 7868 synchronized (mPackages) { 7869 pkgSetting = mSettings.mPackages.get(packageName); 7870 if (pkgSetting == null) { 7871 return false; 7872 } 7873 if (pkgSetting.getHidden(userId) != hidden) { 7874 pkgSetting.setHidden(hidden, userId); 7875 mSettings.writePackageRestrictionsLPr(userId); 7876 if (hidden) { 7877 sendRemoved = true; 7878 } else { 7879 sendAdded = true; 7880 } 7881 } 7882 } 7883 if (sendAdded) { 7884 sendPackageAddedForUser(packageName, pkgSetting, userId); 7885 return true; 7886 } 7887 if (sendRemoved) { 7888 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7889 "hiding pkg"); 7890 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7891 } 7892 } finally { 7893 Binder.restoreCallingIdentity(callingId); 7894 } 7895 return false; 7896 } 7897 7898 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7899 int userId) { 7900 final PackageRemovedInfo info = new PackageRemovedInfo(); 7901 info.removedPackage = packageName; 7902 info.removedUsers = new int[] {userId}; 7903 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7904 info.sendBroadcast(false, false, false); 7905 } 7906 7907 /** 7908 * Returns true if application is not found or there was an error. Otherwise it returns 7909 * the hidden state of the package for the given user. 7910 */ 7911 @Override 7912 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7913 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7914 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7915 false, "getApplicationHidden for user " + userId); 7916 PackageSetting pkgSetting; 7917 long callingId = Binder.clearCallingIdentity(); 7918 try { 7919 // writer 7920 synchronized (mPackages) { 7921 pkgSetting = mSettings.mPackages.get(packageName); 7922 if (pkgSetting == null) { 7923 return true; 7924 } 7925 return pkgSetting.getHidden(userId); 7926 } 7927 } finally { 7928 Binder.restoreCallingIdentity(callingId); 7929 } 7930 } 7931 7932 /** 7933 * @hide 7934 */ 7935 @Override 7936 public int installExistingPackageAsUser(String packageName, int userId) { 7937 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7938 null); 7939 PackageSetting pkgSetting; 7940 final int uid = Binder.getCallingUid(); 7941 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 7942 + userId); 7943 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7944 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7945 } 7946 7947 long callingId = Binder.clearCallingIdentity(); 7948 try { 7949 boolean sendAdded = false; 7950 Bundle extras = new Bundle(1); 7951 7952 // writer 7953 synchronized (mPackages) { 7954 pkgSetting = mSettings.mPackages.get(packageName); 7955 if (pkgSetting == null) { 7956 return PackageManager.INSTALL_FAILED_INVALID_URI; 7957 } 7958 if (!pkgSetting.getInstalled(userId)) { 7959 pkgSetting.setInstalled(true, userId); 7960 pkgSetting.setHidden(false, userId); 7961 mSettings.writePackageRestrictionsLPr(userId); 7962 sendAdded = true; 7963 } 7964 } 7965 7966 if (sendAdded) { 7967 sendPackageAddedForUser(packageName, pkgSetting, userId); 7968 } 7969 } finally { 7970 Binder.restoreCallingIdentity(callingId); 7971 } 7972 7973 return PackageManager.INSTALL_SUCCEEDED; 7974 } 7975 7976 boolean isUserRestricted(int userId, String restrictionKey) { 7977 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7978 if (restrictions.getBoolean(restrictionKey, false)) { 7979 Log.w(TAG, "User is restricted: " + restrictionKey); 7980 return true; 7981 } 7982 return false; 7983 } 7984 7985 @Override 7986 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7987 mContext.enforceCallingOrSelfPermission( 7988 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7989 "Only package verification agents can verify applications"); 7990 7991 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7992 final PackageVerificationResponse response = new PackageVerificationResponse( 7993 verificationCode, Binder.getCallingUid()); 7994 msg.arg1 = id; 7995 msg.obj = response; 7996 mHandler.sendMessage(msg); 7997 } 7998 7999 @Override 8000 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8001 long millisecondsToDelay) { 8002 mContext.enforceCallingOrSelfPermission( 8003 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8004 "Only package verification agents can extend verification timeouts"); 8005 8006 final PackageVerificationState state = mPendingVerification.get(id); 8007 final PackageVerificationResponse response = new PackageVerificationResponse( 8008 verificationCodeAtTimeout, Binder.getCallingUid()); 8009 8010 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8011 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8012 } 8013 if (millisecondsToDelay < 0) { 8014 millisecondsToDelay = 0; 8015 } 8016 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8017 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8018 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8019 } 8020 8021 if ((state != null) && !state.timeoutExtended()) { 8022 state.extendTimeout(); 8023 8024 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8025 msg.arg1 = id; 8026 msg.obj = response; 8027 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8028 } 8029 } 8030 8031 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8032 int verificationCode, UserHandle user) { 8033 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8034 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8035 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8036 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8037 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8038 8039 mContext.sendBroadcastAsUser(intent, user, 8040 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8041 } 8042 8043 private ComponentName matchComponentForVerifier(String packageName, 8044 List<ResolveInfo> receivers) { 8045 ActivityInfo targetReceiver = null; 8046 8047 final int NR = receivers.size(); 8048 for (int i = 0; i < NR; i++) { 8049 final ResolveInfo info = receivers.get(i); 8050 if (info.activityInfo == null) { 8051 continue; 8052 } 8053 8054 if (packageName.equals(info.activityInfo.packageName)) { 8055 targetReceiver = info.activityInfo; 8056 break; 8057 } 8058 } 8059 8060 if (targetReceiver == null) { 8061 return null; 8062 } 8063 8064 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8065 } 8066 8067 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8068 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8069 if (pkgInfo.verifiers.length == 0) { 8070 return null; 8071 } 8072 8073 final int N = pkgInfo.verifiers.length; 8074 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8075 for (int i = 0; i < N; i++) { 8076 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8077 8078 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8079 receivers); 8080 if (comp == null) { 8081 continue; 8082 } 8083 8084 final int verifierUid = getUidForVerifier(verifierInfo); 8085 if (verifierUid == -1) { 8086 continue; 8087 } 8088 8089 if (DEBUG_VERIFY) { 8090 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8091 + " with the correct signature"); 8092 } 8093 sufficientVerifiers.add(comp); 8094 verificationState.addSufficientVerifier(verifierUid); 8095 } 8096 8097 return sufficientVerifiers; 8098 } 8099 8100 private int getUidForVerifier(VerifierInfo verifierInfo) { 8101 synchronized (mPackages) { 8102 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8103 if (pkg == null) { 8104 return -1; 8105 } else if (pkg.mSignatures.length != 1) { 8106 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8107 + " has more than one signature; ignoring"); 8108 return -1; 8109 } 8110 8111 /* 8112 * If the public key of the package's signature does not match 8113 * our expected public key, then this is a different package and 8114 * we should skip. 8115 */ 8116 8117 final byte[] expectedPublicKey; 8118 try { 8119 final Signature verifierSig = pkg.mSignatures[0]; 8120 final PublicKey publicKey = verifierSig.getPublicKey(); 8121 expectedPublicKey = publicKey.getEncoded(); 8122 } catch (CertificateException e) { 8123 return -1; 8124 } 8125 8126 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8127 8128 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8129 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8130 + " does not have the expected public key; ignoring"); 8131 return -1; 8132 } 8133 8134 return pkg.applicationInfo.uid; 8135 } 8136 } 8137 8138 @Override 8139 public void finishPackageInstall(int token) { 8140 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8141 8142 if (DEBUG_INSTALL) { 8143 Slog.v(TAG, "BM finishing package install for " + token); 8144 } 8145 8146 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8147 mHandler.sendMessage(msg); 8148 } 8149 8150 /** 8151 * Get the verification agent timeout. 8152 * 8153 * @return verification timeout in milliseconds 8154 */ 8155 private long getVerificationTimeout() { 8156 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8157 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8158 DEFAULT_VERIFICATION_TIMEOUT); 8159 } 8160 8161 /** 8162 * Get the default verification agent response code. 8163 * 8164 * @return default verification response code 8165 */ 8166 private int getDefaultVerificationResponse() { 8167 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8168 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8169 DEFAULT_VERIFICATION_RESPONSE); 8170 } 8171 8172 /** 8173 * Check whether or not package verification has been enabled. 8174 * 8175 * @return true if verification should be performed 8176 */ 8177 private boolean isVerificationEnabled(int userId, int installFlags) { 8178 if (!DEFAULT_VERIFY_ENABLE) { 8179 return false; 8180 } 8181 8182 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8183 8184 // Check if installing from ADB 8185 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8186 // Do not run verification in a test harness environment 8187 if (ActivityManager.isRunningInTestHarness()) { 8188 return false; 8189 } 8190 if (ensureVerifyAppsEnabled) { 8191 return true; 8192 } 8193 // Check if the developer does not want package verification for ADB installs 8194 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8195 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8196 return false; 8197 } 8198 } 8199 8200 if (ensureVerifyAppsEnabled) { 8201 return true; 8202 } 8203 8204 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8205 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8206 } 8207 8208 /** 8209 * Get the "allow unknown sources" setting. 8210 * 8211 * @return the current "allow unknown sources" setting 8212 */ 8213 private int getUnknownSourcesSettings() { 8214 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8215 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8216 -1); 8217 } 8218 8219 @Override 8220 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8221 final int uid = Binder.getCallingUid(); 8222 // writer 8223 synchronized (mPackages) { 8224 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8225 if (targetPackageSetting == null) { 8226 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8227 } 8228 8229 PackageSetting installerPackageSetting; 8230 if (installerPackageName != null) { 8231 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8232 if (installerPackageSetting == null) { 8233 throw new IllegalArgumentException("Unknown installer package: " 8234 + installerPackageName); 8235 } 8236 } else { 8237 installerPackageSetting = null; 8238 } 8239 8240 Signature[] callerSignature; 8241 Object obj = mSettings.getUserIdLPr(uid); 8242 if (obj != null) { 8243 if (obj instanceof SharedUserSetting) { 8244 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8245 } else if (obj instanceof PackageSetting) { 8246 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8247 } else { 8248 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8249 } 8250 } else { 8251 throw new SecurityException("Unknown calling uid " + uid); 8252 } 8253 8254 // Verify: can't set installerPackageName to a package that is 8255 // not signed with the same cert as the caller. 8256 if (installerPackageSetting != null) { 8257 if (compareSignatures(callerSignature, 8258 installerPackageSetting.signatures.mSignatures) 8259 != PackageManager.SIGNATURE_MATCH) { 8260 throw new SecurityException( 8261 "Caller does not have same cert as new installer package " 8262 + installerPackageName); 8263 } 8264 } 8265 8266 // Verify: if target already has an installer package, it must 8267 // be signed with the same cert as the caller. 8268 if (targetPackageSetting.installerPackageName != null) { 8269 PackageSetting setting = mSettings.mPackages.get( 8270 targetPackageSetting.installerPackageName); 8271 // If the currently set package isn't valid, then it's always 8272 // okay to change it. 8273 if (setting != null) { 8274 if (compareSignatures(callerSignature, 8275 setting.signatures.mSignatures) 8276 != PackageManager.SIGNATURE_MATCH) { 8277 throw new SecurityException( 8278 "Caller does not have same cert as old installer package " 8279 + targetPackageSetting.installerPackageName); 8280 } 8281 } 8282 } 8283 8284 // Okay! 8285 targetPackageSetting.installerPackageName = installerPackageName; 8286 scheduleWriteSettingsLocked(); 8287 } 8288 } 8289 8290 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8291 // Queue up an async operation since the package installation may take a little while. 8292 mHandler.post(new Runnable() { 8293 public void run() { 8294 mHandler.removeCallbacks(this); 8295 // Result object to be returned 8296 PackageInstalledInfo res = new PackageInstalledInfo(); 8297 res.returnCode = currentStatus; 8298 res.uid = -1; 8299 res.pkg = null; 8300 res.removedInfo = new PackageRemovedInfo(); 8301 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8302 args.doPreInstall(res.returnCode); 8303 synchronized (mInstallLock) { 8304 installPackageLI(args, res); 8305 } 8306 args.doPostInstall(res.returnCode, res.uid); 8307 } 8308 8309 // A restore should be performed at this point if (a) the install 8310 // succeeded, (b) the operation is not an update, and (c) the new 8311 // package has not opted out of backup participation. 8312 final boolean update = res.removedInfo.removedPackage != null; 8313 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8314 boolean doRestore = !update 8315 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8316 8317 // Set up the post-install work request bookkeeping. This will be used 8318 // and cleaned up by the post-install event handling regardless of whether 8319 // there's a restore pass performed. Token values are >= 1. 8320 int token; 8321 if (mNextInstallToken < 0) mNextInstallToken = 1; 8322 token = mNextInstallToken++; 8323 8324 PostInstallData data = new PostInstallData(args, res); 8325 mRunningInstalls.put(token, data); 8326 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8327 8328 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8329 // Pass responsibility to the Backup Manager. It will perform a 8330 // restore if appropriate, then pass responsibility back to the 8331 // Package Manager to run the post-install observer callbacks 8332 // and broadcasts. 8333 IBackupManager bm = IBackupManager.Stub.asInterface( 8334 ServiceManager.getService(Context.BACKUP_SERVICE)); 8335 if (bm != null) { 8336 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8337 + " to BM for possible restore"); 8338 try { 8339 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8340 } catch (RemoteException e) { 8341 // can't happen; the backup manager is local 8342 } catch (Exception e) { 8343 Slog.e(TAG, "Exception trying to enqueue restore", e); 8344 doRestore = false; 8345 } 8346 } else { 8347 Slog.e(TAG, "Backup Manager not found!"); 8348 doRestore = false; 8349 } 8350 } 8351 8352 if (!doRestore) { 8353 // No restore possible, or the Backup Manager was mysteriously not 8354 // available -- just fire the post-install work request directly. 8355 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8356 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8357 mHandler.sendMessage(msg); 8358 } 8359 } 8360 }); 8361 } 8362 8363 private abstract class HandlerParams { 8364 private static final int MAX_RETRIES = 4; 8365 8366 /** 8367 * Number of times startCopy() has been attempted and had a non-fatal 8368 * error. 8369 */ 8370 private int mRetries = 0; 8371 8372 /** User handle for the user requesting the information or installation. */ 8373 private final UserHandle mUser; 8374 8375 HandlerParams(UserHandle user) { 8376 mUser = user; 8377 } 8378 8379 UserHandle getUser() { 8380 return mUser; 8381 } 8382 8383 final boolean startCopy() { 8384 boolean res; 8385 try { 8386 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8387 8388 if (++mRetries > MAX_RETRIES) { 8389 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8390 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8391 handleServiceError(); 8392 return false; 8393 } else { 8394 handleStartCopy(); 8395 res = true; 8396 } 8397 } catch (RemoteException e) { 8398 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8399 mHandler.sendEmptyMessage(MCS_RECONNECT); 8400 res = false; 8401 } 8402 handleReturnCode(); 8403 return res; 8404 } 8405 8406 final void serviceError() { 8407 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8408 handleServiceError(); 8409 handleReturnCode(); 8410 } 8411 8412 abstract void handleStartCopy() throws RemoteException; 8413 abstract void handleServiceError(); 8414 abstract void handleReturnCode(); 8415 } 8416 8417 class MeasureParams extends HandlerParams { 8418 private final PackageStats mStats; 8419 private boolean mSuccess; 8420 8421 private final IPackageStatsObserver mObserver; 8422 8423 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8424 super(new UserHandle(stats.userHandle)); 8425 mObserver = observer; 8426 mStats = stats; 8427 } 8428 8429 @Override 8430 public String toString() { 8431 return "MeasureParams{" 8432 + Integer.toHexString(System.identityHashCode(this)) 8433 + " " + mStats.packageName + "}"; 8434 } 8435 8436 @Override 8437 void handleStartCopy() throws RemoteException { 8438 synchronized (mInstallLock) { 8439 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8440 } 8441 8442 if (mSuccess) { 8443 final boolean mounted; 8444 if (Environment.isExternalStorageEmulated()) { 8445 mounted = true; 8446 } else { 8447 final String status = Environment.getExternalStorageState(); 8448 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8449 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8450 } 8451 8452 if (mounted) { 8453 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8454 8455 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8456 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8457 8458 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8459 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8460 8461 // Always subtract cache size, since it's a subdirectory 8462 mStats.externalDataSize -= mStats.externalCacheSize; 8463 8464 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8465 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8466 8467 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8468 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8469 } 8470 } 8471 } 8472 8473 @Override 8474 void handleReturnCode() { 8475 if (mObserver != null) { 8476 try { 8477 mObserver.onGetStatsCompleted(mStats, mSuccess); 8478 } catch (RemoteException e) { 8479 Slog.i(TAG, "Observer no longer exists."); 8480 } 8481 } 8482 } 8483 8484 @Override 8485 void handleServiceError() { 8486 Slog.e(TAG, "Could not measure application " + mStats.packageName 8487 + " external storage"); 8488 } 8489 } 8490 8491 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8492 throws RemoteException { 8493 long result = 0; 8494 for (File path : paths) { 8495 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8496 } 8497 return result; 8498 } 8499 8500 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8501 for (File path : paths) { 8502 try { 8503 mcs.clearDirectory(path.getAbsolutePath()); 8504 } catch (RemoteException e) { 8505 } 8506 } 8507 } 8508 8509 static class OriginInfo { 8510 /** 8511 * Location where install is coming from, before it has been 8512 * copied/renamed into place. This could be a single monolithic APK 8513 * file, or a cluster directory. This location may be untrusted. 8514 */ 8515 final File file; 8516 final String cid; 8517 8518 /** 8519 * Flag indicating that {@link #file} or {@link #cid} has already been 8520 * staged, meaning downstream users don't need to defensively copy the 8521 * contents. 8522 */ 8523 final boolean staged; 8524 8525 /** 8526 * Flag indicating that {@link #file} or {@link #cid} is an already 8527 * installed app that is being moved. 8528 */ 8529 final boolean existing; 8530 8531 final String resolvedPath; 8532 final File resolvedFile; 8533 8534 static OriginInfo fromNothing() { 8535 return new OriginInfo(null, null, false, false); 8536 } 8537 8538 static OriginInfo fromUntrustedFile(File file) { 8539 return new OriginInfo(file, null, false, false); 8540 } 8541 8542 static OriginInfo fromExistingFile(File file) { 8543 return new OriginInfo(file, null, false, true); 8544 } 8545 8546 static OriginInfo fromStagedFile(File file) { 8547 return new OriginInfo(file, null, true, false); 8548 } 8549 8550 static OriginInfo fromStagedContainer(String cid) { 8551 return new OriginInfo(null, cid, true, false); 8552 } 8553 8554 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8555 this.file = file; 8556 this.cid = cid; 8557 this.staged = staged; 8558 this.existing = existing; 8559 8560 if (cid != null) { 8561 resolvedPath = PackageHelper.getSdDir(cid); 8562 resolvedFile = new File(resolvedPath); 8563 } else if (file != null) { 8564 resolvedPath = file.getAbsolutePath(); 8565 resolvedFile = file; 8566 } else { 8567 resolvedPath = null; 8568 resolvedFile = null; 8569 } 8570 } 8571 } 8572 8573 class InstallParams extends HandlerParams { 8574 final OriginInfo origin; 8575 final IPackageInstallObserver2 observer; 8576 int installFlags; 8577 final String installerPackageName; 8578 final VerificationParams verificationParams; 8579 private InstallArgs mArgs; 8580 private int mRet; 8581 final String packageAbiOverride; 8582 8583 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8584 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8585 String packageAbiOverride) { 8586 super(user); 8587 this.origin = origin; 8588 this.observer = observer; 8589 this.installFlags = installFlags; 8590 this.installerPackageName = installerPackageName; 8591 this.verificationParams = verificationParams; 8592 this.packageAbiOverride = packageAbiOverride; 8593 } 8594 8595 @Override 8596 public String toString() { 8597 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8598 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8599 } 8600 8601 public ManifestDigest getManifestDigest() { 8602 if (verificationParams == null) { 8603 return null; 8604 } 8605 return verificationParams.getManifestDigest(); 8606 } 8607 8608 private int installLocationPolicy(PackageInfoLite pkgLite) { 8609 String packageName = pkgLite.packageName; 8610 int installLocation = pkgLite.installLocation; 8611 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8612 // reader 8613 synchronized (mPackages) { 8614 PackageParser.Package pkg = mPackages.get(packageName); 8615 if (pkg != null) { 8616 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8617 // Check for downgrading. 8618 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8619 if (pkgLite.versionCode < pkg.mVersionCode) { 8620 Slog.w(TAG, "Can't install update of " + packageName 8621 + " update version " + pkgLite.versionCode 8622 + " is older than installed version " 8623 + pkg.mVersionCode); 8624 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8625 } 8626 } 8627 // Check for updated system application. 8628 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8629 if (onSd) { 8630 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8631 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8632 } 8633 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8634 } else { 8635 if (onSd) { 8636 // Install flag overrides everything. 8637 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8638 } 8639 // If current upgrade specifies particular preference 8640 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8641 // Application explicitly specified internal. 8642 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8643 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8644 // App explictly prefers external. Let policy decide 8645 } else { 8646 // Prefer previous location 8647 if (isExternal(pkg)) { 8648 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8649 } 8650 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8651 } 8652 } 8653 } else { 8654 // Invalid install. Return error code 8655 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8656 } 8657 } 8658 } 8659 // All the special cases have been taken care of. 8660 // Return result based on recommended install location. 8661 if (onSd) { 8662 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8663 } 8664 return pkgLite.recommendedInstallLocation; 8665 } 8666 8667 /* 8668 * Invoke remote method to get package information and install 8669 * location values. Override install location based on default 8670 * policy if needed and then create install arguments based 8671 * on the install location. 8672 */ 8673 public void handleStartCopy() throws RemoteException { 8674 int ret = PackageManager.INSTALL_SUCCEEDED; 8675 8676 // If we're already staged, we've firmly committed to an install location 8677 if (origin.staged) { 8678 if (origin.file != null) { 8679 installFlags |= PackageManager.INSTALL_INTERNAL; 8680 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8681 } else if (origin.cid != null) { 8682 installFlags |= PackageManager.INSTALL_EXTERNAL; 8683 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8684 } else { 8685 throw new IllegalStateException("Invalid stage location"); 8686 } 8687 } 8688 8689 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8690 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8691 8692 PackageInfoLite pkgLite = null; 8693 8694 if (onInt && onSd) { 8695 // Check if both bits are set. 8696 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8697 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8698 } else { 8699 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8700 packageAbiOverride); 8701 8702 /* 8703 * If we have too little free space, try to free cache 8704 * before giving up. 8705 */ 8706 if (!origin.staged && pkgLite.recommendedInstallLocation 8707 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8708 // TODO: focus freeing disk space on the target device 8709 final StorageManager storage = StorageManager.from(mContext); 8710 final long lowThreshold = storage.getStorageLowBytes( 8711 Environment.getDataDirectory()); 8712 8713 final long sizeBytes = mContainerService.calculateInstalledSize( 8714 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8715 8716 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8717 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8718 installFlags, packageAbiOverride); 8719 } 8720 8721 /* 8722 * The cache free must have deleted the file we 8723 * downloaded to install. 8724 * 8725 * TODO: fix the "freeCache" call to not delete 8726 * the file we care about. 8727 */ 8728 if (pkgLite.recommendedInstallLocation 8729 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8730 pkgLite.recommendedInstallLocation 8731 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8732 } 8733 } 8734 } 8735 8736 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8737 int loc = pkgLite.recommendedInstallLocation; 8738 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8739 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8740 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8741 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8742 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8743 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8744 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8745 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8746 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8747 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8748 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8749 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8750 } else { 8751 // Override with defaults if needed. 8752 loc = installLocationPolicy(pkgLite); 8753 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8754 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8755 } else if (!onSd && !onInt) { 8756 // Override install location with flags 8757 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8758 // Set the flag to install on external media. 8759 installFlags |= PackageManager.INSTALL_EXTERNAL; 8760 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8761 } else { 8762 // Make sure the flag for installing on external 8763 // media is unset 8764 installFlags |= PackageManager.INSTALL_INTERNAL; 8765 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8766 } 8767 } 8768 } 8769 } 8770 8771 final InstallArgs args = createInstallArgs(this); 8772 mArgs = args; 8773 8774 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8775 /* 8776 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8777 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8778 */ 8779 int userIdentifier = getUser().getIdentifier(); 8780 if (userIdentifier == UserHandle.USER_ALL 8781 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8782 userIdentifier = UserHandle.USER_OWNER; 8783 } 8784 8785 /* 8786 * Determine if we have any installed package verifiers. If we 8787 * do, then we'll defer to them to verify the packages. 8788 */ 8789 final int requiredUid = mRequiredVerifierPackage == null ? -1 8790 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8791 if (!origin.existing && requiredUid != -1 8792 && isVerificationEnabled(userIdentifier, installFlags)) { 8793 final Intent verification = new Intent( 8794 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8795 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8796 PACKAGE_MIME_TYPE); 8797 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8798 8799 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8800 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8801 0 /* TODO: Which userId? */); 8802 8803 if (DEBUG_VERIFY) { 8804 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8805 + verification.toString() + " with " + pkgLite.verifiers.length 8806 + " optional verifiers"); 8807 } 8808 8809 final int verificationId = mPendingVerificationToken++; 8810 8811 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8812 8813 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8814 installerPackageName); 8815 8816 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8817 installFlags); 8818 8819 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8820 pkgLite.packageName); 8821 8822 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8823 pkgLite.versionCode); 8824 8825 if (verificationParams != null) { 8826 if (verificationParams.getVerificationURI() != null) { 8827 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8828 verificationParams.getVerificationURI()); 8829 } 8830 if (verificationParams.getOriginatingURI() != null) { 8831 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8832 verificationParams.getOriginatingURI()); 8833 } 8834 if (verificationParams.getReferrer() != null) { 8835 verification.putExtra(Intent.EXTRA_REFERRER, 8836 verificationParams.getReferrer()); 8837 } 8838 if (verificationParams.getOriginatingUid() >= 0) { 8839 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8840 verificationParams.getOriginatingUid()); 8841 } 8842 if (verificationParams.getInstallerUid() >= 0) { 8843 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8844 verificationParams.getInstallerUid()); 8845 } 8846 } 8847 8848 final PackageVerificationState verificationState = new PackageVerificationState( 8849 requiredUid, args); 8850 8851 mPendingVerification.append(verificationId, verificationState); 8852 8853 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8854 receivers, verificationState); 8855 8856 /* 8857 * If any sufficient verifiers were listed in the package 8858 * manifest, attempt to ask them. 8859 */ 8860 if (sufficientVerifiers != null) { 8861 final int N = sufficientVerifiers.size(); 8862 if (N == 0) { 8863 Slog.i(TAG, "Additional verifiers required, but none installed."); 8864 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8865 } else { 8866 for (int i = 0; i < N; i++) { 8867 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8868 8869 final Intent sufficientIntent = new Intent(verification); 8870 sufficientIntent.setComponent(verifierComponent); 8871 8872 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8873 } 8874 } 8875 } 8876 8877 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8878 mRequiredVerifierPackage, receivers); 8879 if (ret == PackageManager.INSTALL_SUCCEEDED 8880 && mRequiredVerifierPackage != null) { 8881 /* 8882 * Send the intent to the required verification agent, 8883 * but only start the verification timeout after the 8884 * target BroadcastReceivers have run. 8885 */ 8886 verification.setComponent(requiredVerifierComponent); 8887 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8888 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8889 new BroadcastReceiver() { 8890 @Override 8891 public void onReceive(Context context, Intent intent) { 8892 final Message msg = mHandler 8893 .obtainMessage(CHECK_PENDING_VERIFICATION); 8894 msg.arg1 = verificationId; 8895 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8896 } 8897 }, null, 0, null, null); 8898 8899 /* 8900 * We don't want the copy to proceed until verification 8901 * succeeds, so null out this field. 8902 */ 8903 mArgs = null; 8904 } 8905 } else { 8906 /* 8907 * No package verification is enabled, so immediately start 8908 * the remote call to initiate copy using temporary file. 8909 */ 8910 ret = args.copyApk(mContainerService, true); 8911 } 8912 } 8913 8914 mRet = ret; 8915 } 8916 8917 @Override 8918 void handleReturnCode() { 8919 // If mArgs is null, then MCS couldn't be reached. When it 8920 // reconnects, it will try again to install. At that point, this 8921 // will succeed. 8922 if (mArgs != null) { 8923 processPendingInstall(mArgs, mRet); 8924 } 8925 } 8926 8927 @Override 8928 void handleServiceError() { 8929 mArgs = createInstallArgs(this); 8930 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8931 } 8932 8933 public boolean isForwardLocked() { 8934 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8935 } 8936 } 8937 8938 /** 8939 * Used during creation of InstallArgs 8940 * 8941 * @param installFlags package installation flags 8942 * @return true if should be installed on external storage 8943 */ 8944 private static boolean installOnSd(int installFlags) { 8945 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8946 return false; 8947 } 8948 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8949 return true; 8950 } 8951 return false; 8952 } 8953 8954 /** 8955 * Used during creation of InstallArgs 8956 * 8957 * @param installFlags package installation flags 8958 * @return true if should be installed as forward locked 8959 */ 8960 private static boolean installForwardLocked(int installFlags) { 8961 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8962 } 8963 8964 private InstallArgs createInstallArgs(InstallParams params) { 8965 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8966 return new AsecInstallArgs(params); 8967 } else { 8968 return new FileInstallArgs(params); 8969 } 8970 } 8971 8972 /** 8973 * Create args that describe an existing installed package. Typically used 8974 * when cleaning up old installs, or used as a move source. 8975 */ 8976 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8977 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8978 final boolean isInAsec; 8979 if (installOnSd(installFlags)) { 8980 /* Apps on SD card are always in ASEC containers. */ 8981 isInAsec = true; 8982 } else if (installForwardLocked(installFlags) 8983 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8984 /* 8985 * Forward-locked apps are only in ASEC containers if they're the 8986 * new style 8987 */ 8988 isInAsec = true; 8989 } else { 8990 isInAsec = false; 8991 } 8992 8993 if (isInAsec) { 8994 return new AsecInstallArgs(codePath, instructionSets, 8995 installOnSd(installFlags), installForwardLocked(installFlags)); 8996 } else { 8997 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8998 instructionSets); 8999 } 9000 } 9001 9002 static abstract class InstallArgs { 9003 /** @see InstallParams#origin */ 9004 final OriginInfo origin; 9005 9006 final IPackageInstallObserver2 observer; 9007 // Always refers to PackageManager flags only 9008 final int installFlags; 9009 final String installerPackageName; 9010 final ManifestDigest manifestDigest; 9011 final UserHandle user; 9012 final String abiOverride; 9013 9014 // The list of instruction sets supported by this app. This is currently 9015 // only used during the rmdex() phase to clean up resources. We can get rid of this 9016 // if we move dex files under the common app path. 9017 /* nullable */ String[] instructionSets; 9018 9019 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9020 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 9021 String[] instructionSets, String abiOverride) { 9022 this.origin = origin; 9023 this.installFlags = installFlags; 9024 this.observer = observer; 9025 this.installerPackageName = installerPackageName; 9026 this.manifestDigest = manifestDigest; 9027 this.user = user; 9028 this.instructionSets = instructionSets; 9029 this.abiOverride = abiOverride; 9030 } 9031 9032 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9033 abstract int doPreInstall(int status); 9034 9035 /** 9036 * Rename package into final resting place. All paths on the given 9037 * scanned package should be updated to reflect the rename. 9038 */ 9039 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9040 abstract int doPostInstall(int status, int uid); 9041 9042 /** @see PackageSettingBase#codePathString */ 9043 abstract String getCodePath(); 9044 /** @see PackageSettingBase#resourcePathString */ 9045 abstract String getResourcePath(); 9046 abstract String getLegacyNativeLibraryPath(); 9047 9048 // Need installer lock especially for dex file removal. 9049 abstract void cleanUpResourcesLI(); 9050 abstract boolean doPostDeleteLI(boolean delete); 9051 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9052 9053 /** 9054 * Called before the source arguments are copied. This is used mostly 9055 * for MoveParams when it needs to read the source file to put it in the 9056 * destination. 9057 */ 9058 int doPreCopy() { 9059 return PackageManager.INSTALL_SUCCEEDED; 9060 } 9061 9062 /** 9063 * Called after the source arguments are copied. This is used mostly for 9064 * MoveParams when it needs to read the source file to put it in the 9065 * destination. 9066 * 9067 * @return 9068 */ 9069 int doPostCopy(int uid) { 9070 return PackageManager.INSTALL_SUCCEEDED; 9071 } 9072 9073 protected boolean isFwdLocked() { 9074 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9075 } 9076 9077 protected boolean isExternal() { 9078 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9079 } 9080 9081 UserHandle getUser() { 9082 return user; 9083 } 9084 } 9085 9086 /** 9087 * Logic to handle installation of non-ASEC applications, including copying 9088 * and renaming logic. 9089 */ 9090 class FileInstallArgs extends InstallArgs { 9091 private File codeFile; 9092 private File resourceFile; 9093 private File legacyNativeLibraryPath; 9094 9095 // Example topology: 9096 // /data/app/com.example/base.apk 9097 // /data/app/com.example/split_foo.apk 9098 // /data/app/com.example/lib/arm/libfoo.so 9099 // /data/app/com.example/lib/arm64/libfoo.so 9100 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9101 9102 /** New install */ 9103 FileInstallArgs(InstallParams params) { 9104 super(params.origin, params.observer, params.installFlags, 9105 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9106 null /* instruction sets */, params.packageAbiOverride); 9107 if (isFwdLocked()) { 9108 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9109 } 9110 } 9111 9112 /** Existing install */ 9113 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9114 String[] instructionSets) { 9115 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9116 this.codeFile = (codePath != null) ? new File(codePath) : null; 9117 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9118 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9119 new File(legacyNativeLibraryPath) : null; 9120 } 9121 9122 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9123 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9124 isFwdLocked(), abiOverride); 9125 9126 final StorageManager storage = StorageManager.from(mContext); 9127 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9128 } 9129 9130 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9131 if (origin.staged) { 9132 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9133 codeFile = origin.file; 9134 resourceFile = origin.file; 9135 return PackageManager.INSTALL_SUCCEEDED; 9136 } 9137 9138 try { 9139 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9140 codeFile = tempDir; 9141 resourceFile = tempDir; 9142 } catch (IOException e) { 9143 Slog.w(TAG, "Failed to create copy file: " + e); 9144 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9145 } 9146 9147 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9148 @Override 9149 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9150 if (!FileUtils.isValidExtFilename(name)) { 9151 throw new IllegalArgumentException("Invalid filename: " + name); 9152 } 9153 try { 9154 final File file = new File(codeFile, name); 9155 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9156 O_RDWR | O_CREAT, 0644); 9157 Os.chmod(file.getAbsolutePath(), 0644); 9158 return new ParcelFileDescriptor(fd); 9159 } catch (ErrnoException e) { 9160 throw new RemoteException("Failed to open: " + e.getMessage()); 9161 } 9162 } 9163 }; 9164 9165 int ret = PackageManager.INSTALL_SUCCEEDED; 9166 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9167 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9168 Slog.e(TAG, "Failed to copy package"); 9169 return ret; 9170 } 9171 9172 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9173 NativeLibraryHelper.Handle handle = null; 9174 try { 9175 handle = NativeLibraryHelper.Handle.create(codeFile); 9176 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9177 abiOverride); 9178 } catch (IOException e) { 9179 Slog.e(TAG, "Copying native libraries failed", e); 9180 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9181 } finally { 9182 IoUtils.closeQuietly(handle); 9183 } 9184 9185 return ret; 9186 } 9187 9188 int doPreInstall(int status) { 9189 if (status != PackageManager.INSTALL_SUCCEEDED) { 9190 cleanUp(); 9191 } 9192 return status; 9193 } 9194 9195 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9196 if (status != PackageManager.INSTALL_SUCCEEDED) { 9197 cleanUp(); 9198 return false; 9199 } else { 9200 final File beforeCodeFile = codeFile; 9201 final File afterCodeFile = getNextCodePath(pkg.packageName); 9202 9203 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9204 try { 9205 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9206 } catch (ErrnoException e) { 9207 Slog.d(TAG, "Failed to rename", e); 9208 return false; 9209 } 9210 9211 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9212 Slog.d(TAG, "Failed to restorecon"); 9213 return false; 9214 } 9215 9216 // Reflect the rename internally 9217 codeFile = afterCodeFile; 9218 resourceFile = afterCodeFile; 9219 9220 // Reflect the rename in scanned details 9221 pkg.codePath = afterCodeFile.getAbsolutePath(); 9222 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9223 pkg.baseCodePath); 9224 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9225 pkg.splitCodePaths); 9226 9227 // Reflect the rename in app info 9228 pkg.applicationInfo.setCodePath(pkg.codePath); 9229 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9230 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9231 pkg.applicationInfo.setResourcePath(pkg.codePath); 9232 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9233 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9234 9235 return true; 9236 } 9237 } 9238 9239 int doPostInstall(int status, int uid) { 9240 if (status != PackageManager.INSTALL_SUCCEEDED) { 9241 cleanUp(); 9242 } 9243 return status; 9244 } 9245 9246 @Override 9247 String getCodePath() { 9248 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9249 } 9250 9251 @Override 9252 String getResourcePath() { 9253 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9254 } 9255 9256 @Override 9257 String getLegacyNativeLibraryPath() { 9258 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9259 } 9260 9261 private boolean cleanUp() { 9262 if (codeFile == null || !codeFile.exists()) { 9263 return false; 9264 } 9265 9266 if (codeFile.isDirectory()) { 9267 FileUtils.deleteContents(codeFile); 9268 } 9269 codeFile.delete(); 9270 9271 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9272 resourceFile.delete(); 9273 } 9274 9275 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9276 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9277 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9278 } 9279 legacyNativeLibraryPath.delete(); 9280 } 9281 9282 return true; 9283 } 9284 9285 void cleanUpResourcesLI() { 9286 // Try enumerating all code paths before deleting 9287 List<String> allCodePaths = Collections.EMPTY_LIST; 9288 if (codeFile != null && codeFile.exists()) { 9289 try { 9290 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9291 allCodePaths = pkg.getAllCodePaths(); 9292 } catch (PackageParserException e) { 9293 // Ignored; we tried our best 9294 } 9295 } 9296 9297 cleanUp(); 9298 9299 if (!allCodePaths.isEmpty()) { 9300 if (instructionSets == null) { 9301 throw new IllegalStateException("instructionSet == null"); 9302 } 9303 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9304 for (String codePath : allCodePaths) { 9305 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9306 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9307 if (retCode < 0) { 9308 Slog.w(TAG, "Couldn't remove dex file for package: " 9309 + " at location " + codePath + ", retcode=" + retCode); 9310 // we don't consider this to be a failure of the core package deletion 9311 } 9312 } 9313 } 9314 } 9315 } 9316 9317 boolean doPostDeleteLI(boolean delete) { 9318 // XXX err, shouldn't we respect the delete flag? 9319 cleanUpResourcesLI(); 9320 return true; 9321 } 9322 } 9323 9324 private boolean isAsecExternal(String cid) { 9325 final String asecPath = PackageHelper.getSdFilesystem(cid); 9326 return !asecPath.startsWith(mAsecInternalPath); 9327 } 9328 9329 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9330 PackageManagerException { 9331 if (copyRet < 0) { 9332 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9333 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9334 throw new PackageManagerException(copyRet, message); 9335 } 9336 } 9337 } 9338 9339 /** 9340 * Extract the MountService "container ID" from the full code path of an 9341 * .apk. 9342 */ 9343 static String cidFromCodePath(String fullCodePath) { 9344 int eidx = fullCodePath.lastIndexOf("/"); 9345 String subStr1 = fullCodePath.substring(0, eidx); 9346 int sidx = subStr1.lastIndexOf("/"); 9347 return subStr1.substring(sidx+1, eidx); 9348 } 9349 9350 /** 9351 * Logic to handle installation of ASEC applications, including copying and 9352 * renaming logic. 9353 */ 9354 class AsecInstallArgs extends InstallArgs { 9355 static final String RES_FILE_NAME = "pkg.apk"; 9356 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9357 9358 String cid; 9359 String packagePath; 9360 String resourcePath; 9361 String legacyNativeLibraryDir; 9362 9363 /** New install */ 9364 AsecInstallArgs(InstallParams params) { 9365 super(params.origin, params.observer, params.installFlags, 9366 params.installerPackageName, params.getManifestDigest(), 9367 params.getUser(), null /* instruction sets */, 9368 params.packageAbiOverride); 9369 } 9370 9371 /** Existing install */ 9372 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9373 boolean isExternal, boolean isForwardLocked) { 9374 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9375 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9376 instructionSets, null); 9377 // Hackily pretend we're still looking at a full code path 9378 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9379 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9380 } 9381 9382 // Extract cid from fullCodePath 9383 int eidx = fullCodePath.lastIndexOf("/"); 9384 String subStr1 = fullCodePath.substring(0, eidx); 9385 int sidx = subStr1.lastIndexOf("/"); 9386 cid = subStr1.substring(sidx+1, eidx); 9387 setMountPath(subStr1); 9388 } 9389 9390 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9391 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9392 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9393 instructionSets, null); 9394 this.cid = cid; 9395 setMountPath(PackageHelper.getSdDir(cid)); 9396 } 9397 9398 void createCopyFile() { 9399 cid = mInstallerService.allocateExternalStageCidLegacy(); 9400 } 9401 9402 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9403 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9404 abiOverride); 9405 9406 final File target; 9407 if (isExternal()) { 9408 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9409 } else { 9410 target = Environment.getDataDirectory(); 9411 } 9412 9413 final StorageManager storage = StorageManager.from(mContext); 9414 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9415 } 9416 9417 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9418 if (origin.staged) { 9419 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9420 cid = origin.cid; 9421 setMountPath(PackageHelper.getSdDir(cid)); 9422 return PackageManager.INSTALL_SUCCEEDED; 9423 } 9424 9425 if (temp) { 9426 createCopyFile(); 9427 } else { 9428 /* 9429 * Pre-emptively destroy the container since it's destroyed if 9430 * copying fails due to it existing anyway. 9431 */ 9432 PackageHelper.destroySdDir(cid); 9433 } 9434 9435 final String newMountPath = imcs.copyPackageToContainer( 9436 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9437 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9438 9439 if (newMountPath != null) { 9440 setMountPath(newMountPath); 9441 return PackageManager.INSTALL_SUCCEEDED; 9442 } else { 9443 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9444 } 9445 } 9446 9447 @Override 9448 String getCodePath() { 9449 return packagePath; 9450 } 9451 9452 @Override 9453 String getResourcePath() { 9454 return resourcePath; 9455 } 9456 9457 @Override 9458 String getLegacyNativeLibraryPath() { 9459 return legacyNativeLibraryDir; 9460 } 9461 9462 int doPreInstall(int status) { 9463 if (status != PackageManager.INSTALL_SUCCEEDED) { 9464 // Destroy container 9465 PackageHelper.destroySdDir(cid); 9466 } else { 9467 boolean mounted = PackageHelper.isContainerMounted(cid); 9468 if (!mounted) { 9469 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9470 Process.SYSTEM_UID); 9471 if (newMountPath != null) { 9472 setMountPath(newMountPath); 9473 } else { 9474 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9475 } 9476 } 9477 } 9478 return status; 9479 } 9480 9481 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9482 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9483 String newMountPath = null; 9484 if (PackageHelper.isContainerMounted(cid)) { 9485 // Unmount the container 9486 if (!PackageHelper.unMountSdDir(cid)) { 9487 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9488 return false; 9489 } 9490 } 9491 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9492 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9493 " which might be stale. Will try to clean up."); 9494 // Clean up the stale container and proceed to recreate. 9495 if (!PackageHelper.destroySdDir(newCacheId)) { 9496 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9497 return false; 9498 } 9499 // Successfully cleaned up stale container. Try to rename again. 9500 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9501 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9502 + " inspite of cleaning it up."); 9503 return false; 9504 } 9505 } 9506 if (!PackageHelper.isContainerMounted(newCacheId)) { 9507 Slog.w(TAG, "Mounting container " + newCacheId); 9508 newMountPath = PackageHelper.mountSdDir(newCacheId, 9509 getEncryptKey(), Process.SYSTEM_UID); 9510 } else { 9511 newMountPath = PackageHelper.getSdDir(newCacheId); 9512 } 9513 if (newMountPath == null) { 9514 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9515 return false; 9516 } 9517 Log.i(TAG, "Succesfully renamed " + cid + 9518 " to " + newCacheId + 9519 " at new path: " + newMountPath); 9520 cid = newCacheId; 9521 9522 final File beforeCodeFile = new File(packagePath); 9523 setMountPath(newMountPath); 9524 final File afterCodeFile = new File(packagePath); 9525 9526 // Reflect the rename in scanned details 9527 pkg.codePath = afterCodeFile.getAbsolutePath(); 9528 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9529 pkg.baseCodePath); 9530 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9531 pkg.splitCodePaths); 9532 9533 // Reflect the rename in app info 9534 pkg.applicationInfo.setCodePath(pkg.codePath); 9535 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9536 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9537 pkg.applicationInfo.setResourcePath(pkg.codePath); 9538 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9539 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9540 9541 return true; 9542 } 9543 9544 private void setMountPath(String mountPath) { 9545 final File mountFile = new File(mountPath); 9546 9547 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9548 if (monolithicFile.exists()) { 9549 packagePath = monolithicFile.getAbsolutePath(); 9550 if (isFwdLocked()) { 9551 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9552 } else { 9553 resourcePath = packagePath; 9554 } 9555 } else { 9556 packagePath = mountFile.getAbsolutePath(); 9557 resourcePath = packagePath; 9558 } 9559 9560 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9561 } 9562 9563 int doPostInstall(int status, int uid) { 9564 if (status != PackageManager.INSTALL_SUCCEEDED) { 9565 cleanUp(); 9566 } else { 9567 final int groupOwner; 9568 final String protectedFile; 9569 if (isFwdLocked()) { 9570 groupOwner = UserHandle.getSharedAppGid(uid); 9571 protectedFile = RES_FILE_NAME; 9572 } else { 9573 groupOwner = -1; 9574 protectedFile = null; 9575 } 9576 9577 if (uid < Process.FIRST_APPLICATION_UID 9578 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9579 Slog.e(TAG, "Failed to finalize " + cid); 9580 PackageHelper.destroySdDir(cid); 9581 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9582 } 9583 9584 boolean mounted = PackageHelper.isContainerMounted(cid); 9585 if (!mounted) { 9586 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9587 } 9588 } 9589 return status; 9590 } 9591 9592 private void cleanUp() { 9593 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9594 9595 // Destroy secure container 9596 PackageHelper.destroySdDir(cid); 9597 } 9598 9599 private List<String> getAllCodePaths() { 9600 final File codeFile = new File(getCodePath()); 9601 if (codeFile != null && codeFile.exists()) { 9602 try { 9603 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9604 return pkg.getAllCodePaths(); 9605 } catch (PackageParserException e) { 9606 // Ignored; we tried our best 9607 } 9608 } 9609 return Collections.EMPTY_LIST; 9610 } 9611 9612 void cleanUpResourcesLI() { 9613 // Enumerate all code paths before deleting 9614 cleanUpResourcesLI(getAllCodePaths()); 9615 } 9616 9617 private void cleanUpResourcesLI(List<String> allCodePaths) { 9618 cleanUp(); 9619 9620 if (!allCodePaths.isEmpty()) { 9621 if (instructionSets == null) { 9622 throw new IllegalStateException("instructionSet == null"); 9623 } 9624 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9625 for (String codePath : allCodePaths) { 9626 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9627 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9628 if (retCode < 0) { 9629 Slog.w(TAG, "Couldn't remove dex file for package: " 9630 + " at location " + codePath + ", retcode=" + retCode); 9631 // we don't consider this to be a failure of the core package deletion 9632 } 9633 } 9634 } 9635 } 9636 } 9637 9638 boolean matchContainer(String app) { 9639 if (cid.startsWith(app)) { 9640 return true; 9641 } 9642 return false; 9643 } 9644 9645 String getPackageName() { 9646 return getAsecPackageName(cid); 9647 } 9648 9649 boolean doPostDeleteLI(boolean delete) { 9650 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9651 final List<String> allCodePaths = getAllCodePaths(); 9652 boolean mounted = PackageHelper.isContainerMounted(cid); 9653 if (mounted) { 9654 // Unmount first 9655 if (PackageHelper.unMountSdDir(cid)) { 9656 mounted = false; 9657 } 9658 } 9659 if (!mounted && delete) { 9660 cleanUpResourcesLI(allCodePaths); 9661 } 9662 return !mounted; 9663 } 9664 9665 @Override 9666 int doPreCopy() { 9667 if (isFwdLocked()) { 9668 if (!PackageHelper.fixSdPermissions(cid, 9669 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9670 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9671 } 9672 } 9673 9674 return PackageManager.INSTALL_SUCCEEDED; 9675 } 9676 9677 @Override 9678 int doPostCopy(int uid) { 9679 if (isFwdLocked()) { 9680 if (uid < Process.FIRST_APPLICATION_UID 9681 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9682 RES_FILE_NAME)) { 9683 Slog.e(TAG, "Failed to finalize " + cid); 9684 PackageHelper.destroySdDir(cid); 9685 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9686 } 9687 } 9688 9689 return PackageManager.INSTALL_SUCCEEDED; 9690 } 9691 } 9692 9693 static String getAsecPackageName(String packageCid) { 9694 int idx = packageCid.lastIndexOf("-"); 9695 if (idx == -1) { 9696 return packageCid; 9697 } 9698 return packageCid.substring(0, idx); 9699 } 9700 9701 // Utility method used to create code paths based on package name and available index. 9702 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9703 String idxStr = ""; 9704 int idx = 1; 9705 // Fall back to default value of idx=1 if prefix is not 9706 // part of oldCodePath 9707 if (oldCodePath != null) { 9708 String subStr = oldCodePath; 9709 // Drop the suffix right away 9710 if (suffix != null && subStr.endsWith(suffix)) { 9711 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9712 } 9713 // If oldCodePath already contains prefix find out the 9714 // ending index to either increment or decrement. 9715 int sidx = subStr.lastIndexOf(prefix); 9716 if (sidx != -1) { 9717 subStr = subStr.substring(sidx + prefix.length()); 9718 if (subStr != null) { 9719 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9720 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9721 } 9722 try { 9723 idx = Integer.parseInt(subStr); 9724 if (idx <= 1) { 9725 idx++; 9726 } else { 9727 idx--; 9728 } 9729 } catch(NumberFormatException e) { 9730 } 9731 } 9732 } 9733 } 9734 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9735 return prefix + idxStr; 9736 } 9737 9738 private File getNextCodePath(String packageName) { 9739 int suffix = 1; 9740 File result; 9741 do { 9742 result = new File(mAppInstallDir, packageName + "-" + suffix); 9743 suffix++; 9744 } while (result.exists()); 9745 return result; 9746 } 9747 9748 // Utility method used to ignore ADD/REMOVE events 9749 // by directory observer. 9750 private static boolean ignoreCodePath(String fullPathStr) { 9751 String apkName = deriveCodePathName(fullPathStr); 9752 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9753 if (idx != -1 && ((idx+1) < apkName.length())) { 9754 // Make sure the package ends with a numeral 9755 String version = apkName.substring(idx+1); 9756 try { 9757 Integer.parseInt(version); 9758 return true; 9759 } catch (NumberFormatException e) {} 9760 } 9761 return false; 9762 } 9763 9764 // Utility method that returns the relative package path with respect 9765 // to the installation directory. Like say for /data/data/com.test-1.apk 9766 // string com.test-1 is returned. 9767 static String deriveCodePathName(String codePath) { 9768 if (codePath == null) { 9769 return null; 9770 } 9771 final File codeFile = new File(codePath); 9772 final String name = codeFile.getName(); 9773 if (codeFile.isDirectory()) { 9774 return name; 9775 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9776 final int lastDot = name.lastIndexOf('.'); 9777 return name.substring(0, lastDot); 9778 } else { 9779 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9780 return null; 9781 } 9782 } 9783 9784 class PackageInstalledInfo { 9785 String name; 9786 int uid; 9787 // The set of users that originally had this package installed. 9788 int[] origUsers; 9789 // The set of users that now have this package installed. 9790 int[] newUsers; 9791 PackageParser.Package pkg; 9792 int returnCode; 9793 String returnMsg; 9794 PackageRemovedInfo removedInfo; 9795 9796 public void setError(int code, String msg) { 9797 returnCode = code; 9798 returnMsg = msg; 9799 Slog.w(TAG, msg); 9800 } 9801 9802 public void setError(String msg, PackageParserException e) { 9803 returnCode = e.error; 9804 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9805 Slog.w(TAG, msg, e); 9806 } 9807 9808 public void setError(String msg, PackageManagerException e) { 9809 returnCode = e.error; 9810 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9811 Slog.w(TAG, msg, e); 9812 } 9813 9814 // In some error cases we want to convey more info back to the observer 9815 String origPackage; 9816 String origPermission; 9817 } 9818 9819 /* 9820 * Install a non-existing package. 9821 */ 9822 private void installNewPackageLI(PackageParser.Package pkg, 9823 int parseFlags, int scanFlags, UserHandle user, 9824 String installerPackageName, PackageInstalledInfo res) { 9825 // Remember this for later, in case we need to rollback this install 9826 String pkgName = pkg.packageName; 9827 9828 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9829 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9830 synchronized(mPackages) { 9831 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9832 // A package with the same name is already installed, though 9833 // it has been renamed to an older name. The package we 9834 // are trying to install should be installed as an update to 9835 // the existing one, but that has not been requested, so bail. 9836 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9837 + " without first uninstalling package running as " 9838 + mSettings.mRenamedPackages.get(pkgName)); 9839 return; 9840 } 9841 if (mPackages.containsKey(pkgName)) { 9842 // Don't allow installation over an existing package with the same name. 9843 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9844 + " without first uninstalling."); 9845 return; 9846 } 9847 } 9848 9849 try { 9850 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9851 System.currentTimeMillis(), user); 9852 9853 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9854 // delete the partially installed application. the data directory will have to be 9855 // restored if it was already existing 9856 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9857 // remove package from internal structures. Note that we want deletePackageX to 9858 // delete the package data and cache directories that it created in 9859 // scanPackageLocked, unless those directories existed before we even tried to 9860 // install. 9861 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9862 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9863 res.removedInfo, true); 9864 } 9865 9866 } catch (PackageManagerException e) { 9867 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9868 } 9869 } 9870 9871 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9872 // Upgrade keysets are being used. Determine if new package has a superset of the 9873 // required keys. 9874 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9875 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9876 for (int i = 0; i < upgradeKeySets.length; i++) { 9877 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9878 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9879 return true; 9880 } 9881 } 9882 return false; 9883 } 9884 9885 private void replacePackageLI(PackageParser.Package pkg, 9886 int parseFlags, int scanFlags, UserHandle user, 9887 String installerPackageName, PackageInstalledInfo res) { 9888 PackageParser.Package oldPackage; 9889 String pkgName = pkg.packageName; 9890 int[] allUsers; 9891 boolean[] perUserInstalled; 9892 9893 // First find the old package info and check signatures 9894 synchronized(mPackages) { 9895 oldPackage = mPackages.get(pkgName); 9896 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9897 PackageSetting ps = mSettings.mPackages.get(pkgName); 9898 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9899 // default to original signature matching 9900 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9901 != PackageManager.SIGNATURE_MATCH) { 9902 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9903 "New package has a different signature: " + pkgName); 9904 return; 9905 } 9906 } else { 9907 if(!checkUpgradeKeySetLP(ps, pkg)) { 9908 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9909 "New package not signed by keys specified by upgrade-keysets: " 9910 + pkgName); 9911 return; 9912 } 9913 } 9914 9915 // In case of rollback, remember per-user/profile install state 9916 allUsers = sUserManager.getUserIds(); 9917 perUserInstalled = new boolean[allUsers.length]; 9918 for (int i = 0; i < allUsers.length; i++) { 9919 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9920 } 9921 } 9922 9923 boolean sysPkg = (isSystemApp(oldPackage)); 9924 if (sysPkg) { 9925 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9926 user, allUsers, perUserInstalled, installerPackageName, res); 9927 } else { 9928 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9929 user, allUsers, perUserInstalled, installerPackageName, res); 9930 } 9931 } 9932 9933 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9934 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9935 int[] allUsers, boolean[] perUserInstalled, 9936 String installerPackageName, PackageInstalledInfo res) { 9937 String pkgName = deletedPackage.packageName; 9938 boolean deletedPkg = true; 9939 boolean updatedSettings = false; 9940 9941 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9942 + deletedPackage); 9943 long origUpdateTime; 9944 if (pkg.mExtras != null) { 9945 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9946 } else { 9947 origUpdateTime = 0; 9948 } 9949 9950 // First delete the existing package while retaining the data directory 9951 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9952 res.removedInfo, true)) { 9953 // If the existing package wasn't successfully deleted 9954 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9955 deletedPkg = false; 9956 } else { 9957 // Successfully deleted the old package; proceed with replace. 9958 9959 // If deleted package lived in a container, give users a chance to 9960 // relinquish resources before killing. 9961 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9962 if (DEBUG_INSTALL) { 9963 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9964 } 9965 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9966 final ArrayList<String> pkgList = new ArrayList<String>(1); 9967 pkgList.add(deletedPackage.applicationInfo.packageName); 9968 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9969 } 9970 9971 deleteCodeCacheDirsLI(pkgName); 9972 try { 9973 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9974 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9975 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9976 updatedSettings = true; 9977 } catch (PackageManagerException e) { 9978 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9979 } 9980 } 9981 9982 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9983 // remove package from internal structures. Note that we want deletePackageX to 9984 // delete the package data and cache directories that it created in 9985 // scanPackageLocked, unless those directories existed before we even tried to 9986 // install. 9987 if(updatedSettings) { 9988 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9989 deletePackageLI( 9990 pkgName, null, true, allUsers, perUserInstalled, 9991 PackageManager.DELETE_KEEP_DATA, 9992 res.removedInfo, true); 9993 } 9994 // Since we failed to install the new package we need to restore the old 9995 // package that we deleted. 9996 if (deletedPkg) { 9997 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9998 File restoreFile = new File(deletedPackage.codePath); 9999 // Parse old package 10000 boolean oldOnSd = isExternal(deletedPackage); 10001 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10002 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10003 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 10004 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10005 try { 10006 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10007 } catch (PackageManagerException e) { 10008 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10009 + e.getMessage()); 10010 return; 10011 } 10012 // Restore of old package succeeded. Update permissions. 10013 // writer 10014 synchronized (mPackages) { 10015 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10016 UPDATE_PERMISSIONS_ALL); 10017 // can downgrade to reader 10018 mSettings.writeLPr(); 10019 } 10020 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10021 } 10022 } 10023 } 10024 10025 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10026 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10027 int[] allUsers, boolean[] perUserInstalled, 10028 String installerPackageName, PackageInstalledInfo res) { 10029 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10030 + ", old=" + deletedPackage); 10031 boolean updatedSettings = false; 10032 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10033 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10034 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10035 } 10036 String packageName = deletedPackage.packageName; 10037 if (packageName == null) { 10038 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10039 "Attempt to delete null packageName."); 10040 return; 10041 } 10042 PackageParser.Package oldPkg; 10043 PackageSetting oldPkgSetting; 10044 // reader 10045 synchronized (mPackages) { 10046 oldPkg = mPackages.get(packageName); 10047 oldPkgSetting = mSettings.mPackages.get(packageName); 10048 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10049 (oldPkgSetting == null)) { 10050 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10051 "Couldn't find package:" + packageName + " information"); 10052 return; 10053 } 10054 } 10055 10056 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10057 10058 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10059 res.removedInfo.removedPackage = packageName; 10060 // Remove existing system package 10061 removePackageLI(oldPkgSetting, true); 10062 // writer 10063 synchronized (mPackages) { 10064 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10065 // We didn't need to disable the .apk as a current system package, 10066 // which means we are replacing another update that is already 10067 // installed. We need to make sure to delete the older one's .apk. 10068 res.removedInfo.args = createInstallArgsForExisting(0, 10069 deletedPackage.applicationInfo.getCodePath(), 10070 deletedPackage.applicationInfo.getResourcePath(), 10071 deletedPackage.applicationInfo.nativeLibraryRootDir, 10072 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10073 } else { 10074 res.removedInfo.args = null; 10075 } 10076 } 10077 10078 // Successfully disabled the old package. Now proceed with re-installation 10079 deleteCodeCacheDirsLI(packageName); 10080 10081 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10082 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10083 10084 PackageParser.Package newPackage = null; 10085 try { 10086 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10087 if (newPackage.mExtras != null) { 10088 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10089 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10090 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10091 10092 // is the update attempting to change shared user? that isn't going to work... 10093 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10094 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10095 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10096 + " to " + newPkgSetting.sharedUser); 10097 updatedSettings = true; 10098 } 10099 } 10100 10101 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10102 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10103 updatedSettings = true; 10104 } 10105 10106 } catch (PackageManagerException e) { 10107 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10108 } 10109 10110 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10111 // Re installation failed. Restore old information 10112 // Remove new pkg information 10113 if (newPackage != null) { 10114 removeInstalledPackageLI(newPackage, true); 10115 } 10116 // Add back the old system package 10117 try { 10118 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10119 } catch (PackageManagerException e) { 10120 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10121 } 10122 // Restore the old system information in Settings 10123 synchronized(mPackages) { 10124 if (updatedSettings) { 10125 mSettings.enableSystemPackageLPw(packageName); 10126 mSettings.setInstallerPackageName(packageName, 10127 oldPkgSetting.installerPackageName); 10128 } 10129 mSettings.writeLPr(); 10130 } 10131 } 10132 } 10133 10134 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10135 int[] allUsers, boolean[] perUserInstalled, 10136 PackageInstalledInfo res) { 10137 String pkgName = newPackage.packageName; 10138 synchronized (mPackages) { 10139 //write settings. the installStatus will be incomplete at this stage. 10140 //note that the new package setting would have already been 10141 //added to mPackages. It hasn't been persisted yet. 10142 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10143 mSettings.writeLPr(); 10144 } 10145 10146 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10147 10148 synchronized (mPackages) { 10149 updatePermissionsLPw(newPackage.packageName, newPackage, 10150 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10151 ? UPDATE_PERMISSIONS_ALL : 0)); 10152 // For system-bundled packages, we assume that installing an upgraded version 10153 // of the package implies that the user actually wants to run that new code, 10154 // so we enable the package. 10155 if (isSystemApp(newPackage)) { 10156 // NB: implicit assumption that system package upgrades apply to all users 10157 if (DEBUG_INSTALL) { 10158 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10159 } 10160 PackageSetting ps = mSettings.mPackages.get(pkgName); 10161 if (ps != null) { 10162 if (res.origUsers != null) { 10163 for (int userHandle : res.origUsers) { 10164 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10165 userHandle, installerPackageName); 10166 } 10167 } 10168 // Also convey the prior install/uninstall state 10169 if (allUsers != null && perUserInstalled != null) { 10170 for (int i = 0; i < allUsers.length; i++) { 10171 if (DEBUG_INSTALL) { 10172 Slog.d(TAG, " user " + allUsers[i] 10173 + " => " + perUserInstalled[i]); 10174 } 10175 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10176 } 10177 // these install state changes will be persisted in the 10178 // upcoming call to mSettings.writeLPr(). 10179 } 10180 } 10181 } 10182 res.name = pkgName; 10183 res.uid = newPackage.applicationInfo.uid; 10184 res.pkg = newPackage; 10185 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10186 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10187 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10188 //to update install status 10189 mSettings.writeLPr(); 10190 } 10191 } 10192 10193 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10194 final int installFlags = args.installFlags; 10195 String installerPackageName = args.installerPackageName; 10196 File tmpPackageFile = new File(args.getCodePath()); 10197 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10198 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10199 boolean replace = false; 10200 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10201 // Result object to be returned 10202 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10203 10204 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10205 // Retrieve PackageSettings and parse package 10206 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10207 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10208 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10209 PackageParser pp = new PackageParser(); 10210 pp.setSeparateProcesses(mSeparateProcesses); 10211 pp.setDisplayMetrics(mMetrics); 10212 10213 final PackageParser.Package pkg; 10214 try { 10215 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10216 } catch (PackageParserException e) { 10217 res.setError("Failed parse during installPackageLI", e); 10218 return; 10219 } 10220 10221 // Mark that we have an install time CPU ABI override. 10222 pkg.cpuAbiOverride = args.abiOverride; 10223 10224 String pkgName = res.name = pkg.packageName; 10225 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10226 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10227 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10228 return; 10229 } 10230 } 10231 10232 try { 10233 pp.collectCertificates(pkg, parseFlags); 10234 pp.collectManifestDigest(pkg); 10235 } catch (PackageParserException e) { 10236 res.setError("Failed collect during installPackageLI", e); 10237 return; 10238 } 10239 10240 /* If the installer passed in a manifest digest, compare it now. */ 10241 if (args.manifestDigest != null) { 10242 if (DEBUG_INSTALL) { 10243 final String parsedManifest = pkg.manifestDigest == null ? "null" 10244 : pkg.manifestDigest.toString(); 10245 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10246 + parsedManifest); 10247 } 10248 10249 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10250 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10251 return; 10252 } 10253 } else if (DEBUG_INSTALL) { 10254 final String parsedManifest = pkg.manifestDigest == null 10255 ? "null" : pkg.manifestDigest.toString(); 10256 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10257 } 10258 10259 // Get rid of all references to package scan path via parser. 10260 pp = null; 10261 String oldCodePath = null; 10262 boolean systemApp = false; 10263 synchronized (mPackages) { 10264 // Check whether the newly-scanned package wants to define an already-defined perm 10265 int N = pkg.permissions.size(); 10266 for (int i = N-1; i >= 0; i--) { 10267 PackageParser.Permission perm = pkg.permissions.get(i); 10268 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10269 if (bp != null) { 10270 // If the defining package is signed with our cert, it's okay. This 10271 // also includes the "updating the same package" case, of course. 10272 // "updating same package" could also involve key-rotation. 10273 final boolean sigsOk; 10274 if (!bp.sourcePackage.equals(pkg.packageName) 10275 || !(bp.packageSetting instanceof PackageSetting) 10276 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 10277 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 10278 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 10279 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 10280 } else { 10281 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 10282 } 10283 if (!sigsOk) { 10284 // If the owning package is the system itself, we log but allow 10285 // install to proceed; we fail the install on all other permission 10286 // redefinitions. 10287 if (!bp.sourcePackage.equals("android")) { 10288 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10289 + pkg.packageName + " attempting to redeclare permission " 10290 + perm.info.name + " already owned by " + bp.sourcePackage); 10291 res.origPermission = perm.info.name; 10292 res.origPackage = bp.sourcePackage; 10293 return; 10294 } else { 10295 Slog.w(TAG, "Package " + pkg.packageName 10296 + " attempting to redeclare system permission " 10297 + perm.info.name + "; ignoring new declaration"); 10298 pkg.permissions.remove(i); 10299 } 10300 } 10301 } 10302 } 10303 10304 // Check if installing already existing package 10305 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10306 String oldName = mSettings.mRenamedPackages.get(pkgName); 10307 if (pkg.mOriginalPackages != null 10308 && pkg.mOriginalPackages.contains(oldName) 10309 && mPackages.containsKey(oldName)) { 10310 // This package is derived from an original package, 10311 // and this device has been updating from that original 10312 // name. We must continue using the original name, so 10313 // rename the new package here. 10314 pkg.setPackageName(oldName); 10315 pkgName = pkg.packageName; 10316 replace = true; 10317 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10318 + oldName + " pkgName=" + pkgName); 10319 } else if (mPackages.containsKey(pkgName)) { 10320 // This package, under its official name, already exists 10321 // on the device; we should replace it. 10322 replace = true; 10323 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10324 } 10325 } 10326 PackageSetting ps = mSettings.mPackages.get(pkgName); 10327 if (ps != null) { 10328 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10329 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10330 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10331 systemApp = (ps.pkg.applicationInfo.flags & 10332 ApplicationInfo.FLAG_SYSTEM) != 0; 10333 } 10334 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10335 } 10336 } 10337 10338 if (systemApp && onSd) { 10339 // Disable updates to system apps on sdcard 10340 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10341 "Cannot install updates to system apps on sdcard"); 10342 return; 10343 } 10344 10345 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10346 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10347 return; 10348 } 10349 10350 if (replace) { 10351 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10352 installerPackageName, res); 10353 } else { 10354 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10355 args.user, installerPackageName, res); 10356 } 10357 synchronized (mPackages) { 10358 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10359 if (ps != null) { 10360 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10361 } 10362 } 10363 } 10364 10365 private static boolean isForwardLocked(PackageParser.Package pkg) { 10366 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10367 } 10368 10369 private static boolean isForwardLocked(ApplicationInfo info) { 10370 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10371 } 10372 10373 private boolean isForwardLocked(PackageSetting ps) { 10374 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10375 } 10376 10377 private static boolean isMultiArch(PackageSetting ps) { 10378 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10379 } 10380 10381 private static boolean isMultiArch(ApplicationInfo info) { 10382 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10383 } 10384 10385 private static boolean isExternal(PackageParser.Package pkg) { 10386 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10387 } 10388 10389 private static boolean isExternal(PackageSetting ps) { 10390 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10391 } 10392 10393 private static boolean isExternal(ApplicationInfo info) { 10394 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10395 } 10396 10397 private static boolean isSystemApp(PackageParser.Package pkg) { 10398 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10399 } 10400 10401 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10402 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10403 } 10404 10405 private static boolean isSystemApp(ApplicationInfo info) { 10406 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10407 } 10408 10409 private static boolean isSystemApp(PackageSetting ps) { 10410 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10411 } 10412 10413 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10414 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10415 } 10416 10417 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10418 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10419 } 10420 10421 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10422 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10423 } 10424 10425 private int packageFlagsToInstallFlags(PackageSetting ps) { 10426 int installFlags = 0; 10427 if (isExternal(ps)) { 10428 installFlags |= PackageManager.INSTALL_EXTERNAL; 10429 } 10430 if (isForwardLocked(ps)) { 10431 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10432 } 10433 return installFlags; 10434 } 10435 10436 private void deleteTempPackageFiles() { 10437 final FilenameFilter filter = new FilenameFilter() { 10438 public boolean accept(File dir, String name) { 10439 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10440 } 10441 }; 10442 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10443 file.delete(); 10444 } 10445 } 10446 10447 @Override 10448 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10449 int flags) { 10450 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10451 flags); 10452 } 10453 10454 @Override 10455 public void deletePackage(final String packageName, 10456 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10457 mContext.enforceCallingOrSelfPermission( 10458 android.Manifest.permission.DELETE_PACKAGES, null); 10459 final int uid = Binder.getCallingUid(); 10460 if (UserHandle.getUserId(uid) != userId) { 10461 mContext.enforceCallingPermission( 10462 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10463 "deletePackage for user " + userId); 10464 } 10465 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10466 try { 10467 observer.onPackageDeleted(packageName, 10468 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10469 } catch (RemoteException re) { 10470 } 10471 return; 10472 } 10473 10474 boolean uninstallBlocked = false; 10475 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10476 int[] users = sUserManager.getUserIds(); 10477 for (int i = 0; i < users.length; ++i) { 10478 if (getBlockUninstallForUser(packageName, users[i])) { 10479 uninstallBlocked = true; 10480 break; 10481 } 10482 } 10483 } else { 10484 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10485 } 10486 if (uninstallBlocked) { 10487 try { 10488 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10489 null); 10490 } catch (RemoteException re) { 10491 } 10492 return; 10493 } 10494 10495 if (DEBUG_REMOVE) { 10496 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10497 } 10498 // Queue up an async operation since the package deletion may take a little while. 10499 mHandler.post(new Runnable() { 10500 public void run() { 10501 mHandler.removeCallbacks(this); 10502 final int returnCode = deletePackageX(packageName, userId, flags); 10503 if (observer != null) { 10504 try { 10505 observer.onPackageDeleted(packageName, returnCode, null); 10506 } catch (RemoteException e) { 10507 Log.i(TAG, "Observer no longer exists."); 10508 } //end catch 10509 } //end if 10510 } //end run 10511 }); 10512 } 10513 10514 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10515 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10516 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10517 try { 10518 if (dpm != null) { 10519 if (dpm.isDeviceOwner(packageName)) { 10520 return true; 10521 } 10522 int[] users; 10523 if (userId == UserHandle.USER_ALL) { 10524 users = sUserManager.getUserIds(); 10525 } else { 10526 users = new int[]{userId}; 10527 } 10528 for (int i = 0; i < users.length; ++i) { 10529 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 10530 return true; 10531 } 10532 } 10533 } 10534 } catch (RemoteException e) { 10535 } 10536 return false; 10537 } 10538 10539 /** 10540 * This method is an internal method that could be get invoked either 10541 * to delete an installed package or to clean up a failed installation. 10542 * After deleting an installed package, a broadcast is sent to notify any 10543 * listeners that the package has been installed. For cleaning up a failed 10544 * installation, the broadcast is not necessary since the package's 10545 * installation wouldn't have sent the initial broadcast either 10546 * The key steps in deleting a package are 10547 * deleting the package information in internal structures like mPackages, 10548 * deleting the packages base directories through installd 10549 * updating mSettings to reflect current status 10550 * persisting settings for later use 10551 * sending a broadcast if necessary 10552 */ 10553 private int deletePackageX(String packageName, int userId, int flags) { 10554 final PackageRemovedInfo info = new PackageRemovedInfo(); 10555 final boolean res; 10556 10557 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 10558 ? UserHandle.ALL : new UserHandle(userId); 10559 10560 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 10561 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10562 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10563 } 10564 10565 boolean removedForAllUsers = false; 10566 boolean systemUpdate = false; 10567 10568 // for the uninstall-updates case and restricted profiles, remember the per- 10569 // userhandle installed state 10570 int[] allUsers; 10571 boolean[] perUserInstalled; 10572 synchronized (mPackages) { 10573 PackageSetting ps = mSettings.mPackages.get(packageName); 10574 allUsers = sUserManager.getUserIds(); 10575 perUserInstalled = new boolean[allUsers.length]; 10576 for (int i = 0; i < allUsers.length; i++) { 10577 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10578 } 10579 } 10580 10581 synchronized (mInstallLock) { 10582 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10583 res = deletePackageLI(packageName, removeForUser, 10584 true, allUsers, perUserInstalled, 10585 flags | REMOVE_CHATTY, info, true); 10586 systemUpdate = info.isRemovedPackageSystemUpdate; 10587 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10588 removedForAllUsers = true; 10589 } 10590 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10591 + " removedForAllUsers=" + removedForAllUsers); 10592 } 10593 10594 if (res) { 10595 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10596 10597 // If the removed package was a system update, the old system package 10598 // was re-enabled; we need to broadcast this information 10599 if (systemUpdate) { 10600 Bundle extras = new Bundle(1); 10601 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10602 ? info.removedAppId : info.uid); 10603 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10604 10605 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10606 extras, null, null, null); 10607 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10608 extras, null, null, null); 10609 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10610 null, packageName, null, null); 10611 } 10612 } 10613 // Force a gc here. 10614 Runtime.getRuntime().gc(); 10615 // Delete the resources here after sending the broadcast to let 10616 // other processes clean up before deleting resources. 10617 if (info.args != null) { 10618 synchronized (mInstallLock) { 10619 info.args.doPostDeleteLI(true); 10620 } 10621 } 10622 10623 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10624 } 10625 10626 static class PackageRemovedInfo { 10627 String removedPackage; 10628 int uid = -1; 10629 int removedAppId = -1; 10630 int[] removedUsers = null; 10631 boolean isRemovedPackageSystemUpdate = false; 10632 // Clean up resources deleted packages. 10633 InstallArgs args = null; 10634 10635 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10636 Bundle extras = new Bundle(1); 10637 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10638 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10639 if (replacing) { 10640 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10641 } 10642 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10643 if (removedPackage != null) { 10644 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10645 extras, null, null, removedUsers); 10646 if (fullRemove && !replacing) { 10647 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10648 extras, null, null, removedUsers); 10649 } 10650 } 10651 if (removedAppId >= 0) { 10652 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10653 removedUsers); 10654 } 10655 } 10656 } 10657 10658 /* 10659 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10660 * flag is not set, the data directory is removed as well. 10661 * make sure this flag is set for partially installed apps. If not its meaningless to 10662 * delete a partially installed application. 10663 */ 10664 private void removePackageDataLI(PackageSetting ps, 10665 int[] allUserHandles, boolean[] perUserInstalled, 10666 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10667 String packageName = ps.name; 10668 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10669 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10670 // Retrieve object to delete permissions for shared user later on 10671 final PackageSetting deletedPs; 10672 // reader 10673 synchronized (mPackages) { 10674 deletedPs = mSettings.mPackages.get(packageName); 10675 if (outInfo != null) { 10676 outInfo.removedPackage = packageName; 10677 outInfo.removedUsers = deletedPs != null 10678 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10679 : null; 10680 } 10681 } 10682 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10683 removeDataDirsLI(packageName); 10684 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10685 } 10686 // writer 10687 synchronized (mPackages) { 10688 if (deletedPs != null) { 10689 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10690 if (outInfo != null) { 10691 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10692 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10693 } 10694 if (deletedPs != null) { 10695 updatePermissionsLPw(deletedPs.name, null, 0); 10696 if (deletedPs.sharedUser != null) { 10697 // remove permissions associated with package 10698 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10699 } 10700 } 10701 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10702 } 10703 // make sure to preserve per-user disabled state if this removal was just 10704 // a downgrade of a system app to the factory package 10705 if (allUserHandles != null && perUserInstalled != null) { 10706 if (DEBUG_REMOVE) { 10707 Slog.d(TAG, "Propagating install state across downgrade"); 10708 } 10709 for (int i = 0; i < allUserHandles.length; i++) { 10710 if (DEBUG_REMOVE) { 10711 Slog.d(TAG, " user " + allUserHandles[i] 10712 + " => " + perUserInstalled[i]); 10713 } 10714 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10715 } 10716 } 10717 } 10718 // can downgrade to reader 10719 if (writeSettings) { 10720 // Save settings now 10721 mSettings.writeLPr(); 10722 } 10723 } 10724 if (outInfo != null) { 10725 // A user ID was deleted here. Go through all users and remove it 10726 // from KeyStore. 10727 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10728 } 10729 } 10730 10731 static boolean locationIsPrivileged(File path) { 10732 try { 10733 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10734 .getCanonicalPath(); 10735 return path.getCanonicalPath().startsWith(privilegedAppDir); 10736 } catch (IOException e) { 10737 Slog.e(TAG, "Unable to access code path " + path); 10738 } 10739 return false; 10740 } 10741 10742 /* 10743 * Tries to delete system package. 10744 */ 10745 private boolean deleteSystemPackageLI(PackageSetting newPs, 10746 int[] allUserHandles, boolean[] perUserInstalled, 10747 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10748 final boolean applyUserRestrictions 10749 = (allUserHandles != null) && (perUserInstalled != null); 10750 PackageSetting disabledPs = null; 10751 // Confirm if the system package has been updated 10752 // An updated system app can be deleted. This will also have to restore 10753 // the system pkg from system partition 10754 // reader 10755 synchronized (mPackages) { 10756 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10757 } 10758 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10759 + " disabledPs=" + disabledPs); 10760 if (disabledPs == null) { 10761 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10762 return false; 10763 } else if (DEBUG_REMOVE) { 10764 Slog.d(TAG, "Deleting system pkg from data partition"); 10765 } 10766 if (DEBUG_REMOVE) { 10767 if (applyUserRestrictions) { 10768 Slog.d(TAG, "Remembering install states:"); 10769 for (int i = 0; i < allUserHandles.length; i++) { 10770 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10771 } 10772 } 10773 } 10774 // Delete the updated package 10775 outInfo.isRemovedPackageSystemUpdate = true; 10776 if (disabledPs.versionCode < newPs.versionCode) { 10777 // Delete data for downgrades 10778 flags &= ~PackageManager.DELETE_KEEP_DATA; 10779 } else { 10780 // Preserve data by setting flag 10781 flags |= PackageManager.DELETE_KEEP_DATA; 10782 } 10783 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10784 allUserHandles, perUserInstalled, outInfo, writeSettings); 10785 if (!ret) { 10786 return false; 10787 } 10788 // writer 10789 synchronized (mPackages) { 10790 // Reinstate the old system package 10791 mSettings.enableSystemPackageLPw(newPs.name); 10792 // Remove any native libraries from the upgraded package. 10793 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10794 } 10795 // Install the system package 10796 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10797 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10798 if (locationIsPrivileged(disabledPs.codePath)) { 10799 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10800 } 10801 10802 final PackageParser.Package newPkg; 10803 try { 10804 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10805 } catch (PackageManagerException e) { 10806 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10807 return false; 10808 } 10809 10810 // writer 10811 synchronized (mPackages) { 10812 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10813 updatePermissionsLPw(newPkg.packageName, newPkg, 10814 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10815 if (applyUserRestrictions) { 10816 if (DEBUG_REMOVE) { 10817 Slog.d(TAG, "Propagating install state across reinstall"); 10818 } 10819 for (int i = 0; i < allUserHandles.length; i++) { 10820 if (DEBUG_REMOVE) { 10821 Slog.d(TAG, " user " + allUserHandles[i] 10822 + " => " + perUserInstalled[i]); 10823 } 10824 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10825 } 10826 // Regardless of writeSettings we need to ensure that this restriction 10827 // state propagation is persisted 10828 mSettings.writeAllUsersPackageRestrictionsLPr(); 10829 } 10830 // can downgrade to reader here 10831 if (writeSettings) { 10832 mSettings.writeLPr(); 10833 } 10834 } 10835 return true; 10836 } 10837 10838 private boolean deleteInstalledPackageLI(PackageSetting ps, 10839 boolean deleteCodeAndResources, int flags, 10840 int[] allUserHandles, boolean[] perUserInstalled, 10841 PackageRemovedInfo outInfo, boolean writeSettings) { 10842 if (outInfo != null) { 10843 outInfo.uid = ps.appId; 10844 } 10845 10846 // Delete package data from internal structures and also remove data if flag is set 10847 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10848 10849 // Delete application code and resources 10850 if (deleteCodeAndResources && (outInfo != null)) { 10851 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10852 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10853 getAppDexInstructionSets(ps)); 10854 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10855 } 10856 return true; 10857 } 10858 10859 @Override 10860 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10861 int userId) { 10862 mContext.enforceCallingOrSelfPermission( 10863 android.Manifest.permission.DELETE_PACKAGES, null); 10864 synchronized (mPackages) { 10865 PackageSetting ps = mSettings.mPackages.get(packageName); 10866 if (ps == null) { 10867 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10868 return false; 10869 } 10870 if (!ps.getInstalled(userId)) { 10871 // Can't block uninstall for an app that is not installed or enabled. 10872 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10873 return false; 10874 } 10875 ps.setBlockUninstall(blockUninstall, userId); 10876 mSettings.writePackageRestrictionsLPr(userId); 10877 } 10878 return true; 10879 } 10880 10881 @Override 10882 public boolean getBlockUninstallForUser(String packageName, int userId) { 10883 synchronized (mPackages) { 10884 PackageSetting ps = mSettings.mPackages.get(packageName); 10885 if (ps == null) { 10886 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10887 return false; 10888 } 10889 return ps.getBlockUninstall(userId); 10890 } 10891 } 10892 10893 /* 10894 * This method handles package deletion in general 10895 */ 10896 private boolean deletePackageLI(String packageName, UserHandle user, 10897 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10898 int flags, PackageRemovedInfo outInfo, 10899 boolean writeSettings) { 10900 if (packageName == null) { 10901 Slog.w(TAG, "Attempt to delete null packageName."); 10902 return false; 10903 } 10904 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10905 PackageSetting ps; 10906 boolean dataOnly = false; 10907 int removeUser = -1; 10908 int appId = -1; 10909 synchronized (mPackages) { 10910 ps = mSettings.mPackages.get(packageName); 10911 if (ps == null) { 10912 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10913 return false; 10914 } 10915 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10916 && user.getIdentifier() != UserHandle.USER_ALL) { 10917 // The caller is asking that the package only be deleted for a single 10918 // user. To do this, we just mark its uninstalled state and delete 10919 // its data. If this is a system app, we only allow this to happen if 10920 // they have set the special DELETE_SYSTEM_APP which requests different 10921 // semantics than normal for uninstalling system apps. 10922 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10923 ps.setUserState(user.getIdentifier(), 10924 COMPONENT_ENABLED_STATE_DEFAULT, 10925 false, //installed 10926 true, //stopped 10927 true, //notLaunched 10928 false, //hidden 10929 null, null, null, 10930 false // blockUninstall 10931 ); 10932 if (!isSystemApp(ps)) { 10933 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10934 // Other user still have this package installed, so all 10935 // we need to do is clear this user's data and save that 10936 // it is uninstalled. 10937 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10938 removeUser = user.getIdentifier(); 10939 appId = ps.appId; 10940 mSettings.writePackageRestrictionsLPr(removeUser); 10941 } else { 10942 // We need to set it back to 'installed' so the uninstall 10943 // broadcasts will be sent correctly. 10944 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10945 ps.setInstalled(true, user.getIdentifier()); 10946 } 10947 } else { 10948 // This is a system app, so we assume that the 10949 // other users still have this package installed, so all 10950 // we need to do is clear this user's data and save that 10951 // it is uninstalled. 10952 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10953 removeUser = user.getIdentifier(); 10954 appId = ps.appId; 10955 mSettings.writePackageRestrictionsLPr(removeUser); 10956 } 10957 } 10958 } 10959 10960 if (removeUser >= 0) { 10961 // From above, we determined that we are deleting this only 10962 // for a single user. Continue the work here. 10963 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10964 if (outInfo != null) { 10965 outInfo.removedPackage = packageName; 10966 outInfo.removedAppId = appId; 10967 outInfo.removedUsers = new int[] {removeUser}; 10968 } 10969 mInstaller.clearUserData(packageName, removeUser); 10970 removeKeystoreDataIfNeeded(removeUser, appId); 10971 schedulePackageCleaning(packageName, removeUser, false); 10972 return true; 10973 } 10974 10975 if (dataOnly) { 10976 // Delete application data first 10977 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10978 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10979 return true; 10980 } 10981 10982 boolean ret = false; 10983 if (isSystemApp(ps)) { 10984 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10985 // When an updated system application is deleted we delete the existing resources as well and 10986 // fall back to existing code in system partition 10987 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10988 flags, outInfo, writeSettings); 10989 } else { 10990 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10991 // Kill application pre-emptively especially for apps on sd. 10992 killApplication(packageName, ps.appId, "uninstall pkg"); 10993 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10994 allUserHandles, perUserInstalled, 10995 outInfo, writeSettings); 10996 } 10997 10998 return ret; 10999 } 11000 11001 private final class ClearStorageConnection implements ServiceConnection { 11002 IMediaContainerService mContainerService; 11003 11004 @Override 11005 public void onServiceConnected(ComponentName name, IBinder service) { 11006 synchronized (this) { 11007 mContainerService = IMediaContainerService.Stub.asInterface(service); 11008 notifyAll(); 11009 } 11010 } 11011 11012 @Override 11013 public void onServiceDisconnected(ComponentName name) { 11014 } 11015 } 11016 11017 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 11018 final boolean mounted; 11019 if (Environment.isExternalStorageEmulated()) { 11020 mounted = true; 11021 } else { 11022 final String status = Environment.getExternalStorageState(); 11023 11024 mounted = status.equals(Environment.MEDIA_MOUNTED) 11025 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11026 } 11027 11028 if (!mounted) { 11029 return; 11030 } 11031 11032 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11033 int[] users; 11034 if (userId == UserHandle.USER_ALL) { 11035 users = sUserManager.getUserIds(); 11036 } else { 11037 users = new int[] { userId }; 11038 } 11039 final ClearStorageConnection conn = new ClearStorageConnection(); 11040 if (mContext.bindServiceAsUser( 11041 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11042 try { 11043 for (int curUser : users) { 11044 long timeout = SystemClock.uptimeMillis() + 5000; 11045 synchronized (conn) { 11046 long now = SystemClock.uptimeMillis(); 11047 while (conn.mContainerService == null && now < timeout) { 11048 try { 11049 conn.wait(timeout - now); 11050 } catch (InterruptedException e) { 11051 } 11052 } 11053 } 11054 if (conn.mContainerService == null) { 11055 return; 11056 } 11057 11058 final UserEnvironment userEnv = new UserEnvironment(curUser); 11059 clearDirectory(conn.mContainerService, 11060 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11061 if (allData) { 11062 clearDirectory(conn.mContainerService, 11063 userEnv.buildExternalStorageAppDataDirs(packageName)); 11064 clearDirectory(conn.mContainerService, 11065 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11066 } 11067 } 11068 } finally { 11069 mContext.unbindService(conn); 11070 } 11071 } 11072 } 11073 11074 @Override 11075 public void clearApplicationUserData(final String packageName, 11076 final IPackageDataObserver observer, final int userId) { 11077 mContext.enforceCallingOrSelfPermission( 11078 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11079 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 11080 // Queue up an async operation since the package deletion may take a little while. 11081 mHandler.post(new Runnable() { 11082 public void run() { 11083 mHandler.removeCallbacks(this); 11084 final boolean succeeded; 11085 synchronized (mInstallLock) { 11086 succeeded = clearApplicationUserDataLI(packageName, userId); 11087 } 11088 clearExternalStorageDataSync(packageName, userId, true); 11089 if (succeeded) { 11090 // invoke DeviceStorageMonitor's update method to clear any notifications 11091 DeviceStorageMonitorInternal 11092 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11093 if (dsm != null) { 11094 dsm.checkMemory(); 11095 } 11096 } 11097 if(observer != null) { 11098 try { 11099 observer.onRemoveCompleted(packageName, succeeded); 11100 } catch (RemoteException e) { 11101 Log.i(TAG, "Observer no longer exists."); 11102 } 11103 } //end if observer 11104 } //end run 11105 }); 11106 } 11107 11108 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11109 if (packageName == null) { 11110 Slog.w(TAG, "Attempt to delete null packageName."); 11111 return false; 11112 } 11113 11114 // Try finding details about the requested package 11115 PackageParser.Package pkg; 11116 synchronized (mPackages) { 11117 pkg = mPackages.get(packageName); 11118 if (pkg == null) { 11119 final PackageSetting ps = mSettings.mPackages.get(packageName); 11120 if (ps != null) { 11121 pkg = ps.pkg; 11122 } 11123 } 11124 } 11125 11126 if (pkg == null) { 11127 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11128 } 11129 11130 // Always delete data directories for package, even if we found no other 11131 // record of app. This helps users recover from UID mismatches without 11132 // resorting to a full data wipe. 11133 int retCode = mInstaller.clearUserData(packageName, userId); 11134 if (retCode < 0) { 11135 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 11136 return false; 11137 } 11138 11139 if (pkg == null) { 11140 return false; 11141 } 11142 11143 if (pkg != null && pkg.applicationInfo != null) { 11144 final int appId = pkg.applicationInfo.uid; 11145 removeKeystoreDataIfNeeded(userId, appId); 11146 } 11147 11148 // Create a native library symlink only if we have native libraries 11149 // and if the native libraries are 32 bit libraries. We do not provide 11150 // this symlink for 64 bit libraries. 11151 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11152 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11153 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11154 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11155 Slog.w(TAG, "Failed linking native library dir"); 11156 return false; 11157 } 11158 } 11159 11160 return true; 11161 } 11162 11163 /** 11164 * Remove entries from the keystore daemon. Will only remove it if the 11165 * {@code appId} is valid. 11166 */ 11167 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11168 if (appId < 0) { 11169 return; 11170 } 11171 11172 final KeyStore keyStore = KeyStore.getInstance(); 11173 if (keyStore != null) { 11174 if (userId == UserHandle.USER_ALL) { 11175 for (final int individual : sUserManager.getUserIds()) { 11176 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11177 } 11178 } else { 11179 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11180 } 11181 } else { 11182 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11183 } 11184 } 11185 11186 @Override 11187 public void deleteApplicationCacheFiles(final String packageName, 11188 final IPackageDataObserver observer) { 11189 mContext.enforceCallingOrSelfPermission( 11190 android.Manifest.permission.DELETE_CACHE_FILES, null); 11191 // Queue up an async operation since the package deletion may take a little while. 11192 final int userId = UserHandle.getCallingUserId(); 11193 mHandler.post(new Runnable() { 11194 public void run() { 11195 mHandler.removeCallbacks(this); 11196 final boolean succeded; 11197 synchronized (mInstallLock) { 11198 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11199 } 11200 clearExternalStorageDataSync(packageName, userId, false); 11201 if(observer != null) { 11202 try { 11203 observer.onRemoveCompleted(packageName, succeded); 11204 } catch (RemoteException e) { 11205 Log.i(TAG, "Observer no longer exists."); 11206 } 11207 } //end if observer 11208 } //end run 11209 }); 11210 } 11211 11212 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11213 if (packageName == null) { 11214 Slog.w(TAG, "Attempt to delete null packageName."); 11215 return false; 11216 } 11217 PackageParser.Package p; 11218 synchronized (mPackages) { 11219 p = mPackages.get(packageName); 11220 } 11221 if (p == null) { 11222 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11223 return false; 11224 } 11225 final ApplicationInfo applicationInfo = p.applicationInfo; 11226 if (applicationInfo == null) { 11227 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11228 return false; 11229 } 11230 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11231 if (retCode < 0) { 11232 Slog.w(TAG, "Couldn't remove cache files for package: " 11233 + packageName + " u" + userId); 11234 return false; 11235 } 11236 return true; 11237 } 11238 11239 @Override 11240 public void getPackageSizeInfo(final String packageName, int userHandle, 11241 final IPackageStatsObserver observer) { 11242 mContext.enforceCallingOrSelfPermission( 11243 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11244 if (packageName == null) { 11245 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11246 } 11247 11248 PackageStats stats = new PackageStats(packageName, userHandle); 11249 11250 /* 11251 * Queue up an async operation since the package measurement may take a 11252 * little while. 11253 */ 11254 Message msg = mHandler.obtainMessage(INIT_COPY); 11255 msg.obj = new MeasureParams(stats, observer); 11256 mHandler.sendMessage(msg); 11257 } 11258 11259 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11260 PackageStats pStats) { 11261 if (packageName == null) { 11262 Slog.w(TAG, "Attempt to get size of null packageName."); 11263 return false; 11264 } 11265 PackageParser.Package p; 11266 boolean dataOnly = false; 11267 String libDirRoot = null; 11268 String asecPath = null; 11269 PackageSetting ps = null; 11270 synchronized (mPackages) { 11271 p = mPackages.get(packageName); 11272 ps = mSettings.mPackages.get(packageName); 11273 if(p == null) { 11274 dataOnly = true; 11275 if((ps == null) || (ps.pkg == null)) { 11276 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11277 return false; 11278 } 11279 p = ps.pkg; 11280 } 11281 if (ps != null) { 11282 libDirRoot = ps.legacyNativeLibraryPathString; 11283 } 11284 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11285 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11286 if (secureContainerId != null) { 11287 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11288 } 11289 } 11290 } 11291 String publicSrcDir = null; 11292 if(!dataOnly) { 11293 final ApplicationInfo applicationInfo = p.applicationInfo; 11294 if (applicationInfo == null) { 11295 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11296 return false; 11297 } 11298 if (isForwardLocked(p)) { 11299 publicSrcDir = applicationInfo.getBaseResourcePath(); 11300 } 11301 } 11302 // TODO: extend to measure size of split APKs 11303 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11304 // not just the first level. 11305 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11306 // just the primary. 11307 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11308 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11309 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11310 if (res < 0) { 11311 return false; 11312 } 11313 11314 // Fix-up for forward-locked applications in ASEC containers. 11315 if (!isExternal(p)) { 11316 pStats.codeSize += pStats.externalCodeSize; 11317 pStats.externalCodeSize = 0L; 11318 } 11319 11320 return true; 11321 } 11322 11323 11324 @Override 11325 public void addPackageToPreferred(String packageName) { 11326 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11327 } 11328 11329 @Override 11330 public void removePackageFromPreferred(String packageName) { 11331 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11332 } 11333 11334 @Override 11335 public List<PackageInfo> getPreferredPackages(int flags) { 11336 return new ArrayList<PackageInfo>(); 11337 } 11338 11339 private int getUidTargetSdkVersionLockedLPr(int uid) { 11340 Object obj = mSettings.getUserIdLPr(uid); 11341 if (obj instanceof SharedUserSetting) { 11342 final SharedUserSetting sus = (SharedUserSetting) obj; 11343 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11344 final Iterator<PackageSetting> it = sus.packages.iterator(); 11345 while (it.hasNext()) { 11346 final PackageSetting ps = it.next(); 11347 if (ps.pkg != null) { 11348 int v = ps.pkg.applicationInfo.targetSdkVersion; 11349 if (v < vers) vers = v; 11350 } 11351 } 11352 return vers; 11353 } else if (obj instanceof PackageSetting) { 11354 final PackageSetting ps = (PackageSetting) obj; 11355 if (ps.pkg != null) { 11356 return ps.pkg.applicationInfo.targetSdkVersion; 11357 } 11358 } 11359 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11360 } 11361 11362 @Override 11363 public void addPreferredActivity(IntentFilter filter, int match, 11364 ComponentName[] set, ComponentName activity, int userId) { 11365 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11366 "Adding preferred"); 11367 } 11368 11369 private void addPreferredActivityInternal(IntentFilter filter, int match, 11370 ComponentName[] set, ComponentName activity, boolean always, int userId, 11371 String opname) { 11372 // writer 11373 int callingUid = Binder.getCallingUid(); 11374 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 11375 if (filter.countActions() == 0) { 11376 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11377 return; 11378 } 11379 synchronized (mPackages) { 11380 if (mContext.checkCallingOrSelfPermission( 11381 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11382 != PackageManager.PERMISSION_GRANTED) { 11383 if (getUidTargetSdkVersionLockedLPr(callingUid) 11384 < Build.VERSION_CODES.FROYO) { 11385 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11386 + callingUid); 11387 return; 11388 } 11389 mContext.enforceCallingOrSelfPermission( 11390 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11391 } 11392 11393 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11394 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11395 + userId + ":"); 11396 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11397 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11398 mSettings.writePackageRestrictionsLPr(userId); 11399 } 11400 } 11401 11402 @Override 11403 public void replacePreferredActivity(IntentFilter filter, int match, 11404 ComponentName[] set, ComponentName activity, int userId) { 11405 if (filter.countActions() != 1) { 11406 throw new IllegalArgumentException( 11407 "replacePreferredActivity expects filter to have only 1 action."); 11408 } 11409 if (filter.countDataAuthorities() != 0 11410 || filter.countDataPaths() != 0 11411 || filter.countDataSchemes() > 1 11412 || filter.countDataTypes() != 0) { 11413 throw new IllegalArgumentException( 11414 "replacePreferredActivity expects filter to have no data authorities, " + 11415 "paths, or types; and at most one scheme."); 11416 } 11417 11418 final int callingUid = Binder.getCallingUid(); 11419 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 11420 synchronized (mPackages) { 11421 if (mContext.checkCallingOrSelfPermission( 11422 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11423 != PackageManager.PERMISSION_GRANTED) { 11424 if (getUidTargetSdkVersionLockedLPr(callingUid) 11425 < Build.VERSION_CODES.FROYO) { 11426 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11427 + Binder.getCallingUid()); 11428 return; 11429 } 11430 mContext.enforceCallingOrSelfPermission( 11431 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11432 } 11433 11434 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11435 if (pir != null) { 11436 // Get all of the existing entries that exactly match this filter. 11437 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11438 if (existing != null && existing.size() == 1) { 11439 PreferredActivity cur = existing.get(0); 11440 if (DEBUG_PREFERRED) { 11441 Slog.i(TAG, "Checking replace of preferred:"); 11442 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11443 if (!cur.mPref.mAlways) { 11444 Slog.i(TAG, " -- CUR; not mAlways!"); 11445 } else { 11446 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11447 Slog.i(TAG, " -- CUR: mSet=" 11448 + Arrays.toString(cur.mPref.mSetComponents)); 11449 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11450 Slog.i(TAG, " -- NEW: mMatch=" 11451 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11452 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11453 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11454 } 11455 } 11456 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11457 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11458 && cur.mPref.sameSet(set)) { 11459 // Setting the preferred activity to what it happens to be already 11460 if (DEBUG_PREFERRED) { 11461 Slog.i(TAG, "Replacing with same preferred activity " 11462 + cur.mPref.mShortComponent + " for user " 11463 + userId + ":"); 11464 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11465 } 11466 return; 11467 } 11468 } 11469 11470 if (existing != null) { 11471 if (DEBUG_PREFERRED) { 11472 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11473 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11474 } 11475 for (int i = 0; i < existing.size(); i++) { 11476 PreferredActivity pa = existing.get(i); 11477 if (DEBUG_PREFERRED) { 11478 Slog.i(TAG, "Removing existing preferred activity " 11479 + pa.mPref.mComponent + ":"); 11480 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11481 } 11482 pir.removeFilter(pa); 11483 } 11484 } 11485 } 11486 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11487 "Replacing preferred"); 11488 } 11489 } 11490 11491 @Override 11492 public void clearPackagePreferredActivities(String packageName) { 11493 final int uid = Binder.getCallingUid(); 11494 // writer 11495 synchronized (mPackages) { 11496 PackageParser.Package pkg = mPackages.get(packageName); 11497 if (pkg == null || pkg.applicationInfo.uid != uid) { 11498 if (mContext.checkCallingOrSelfPermission( 11499 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11500 != PackageManager.PERMISSION_GRANTED) { 11501 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11502 < Build.VERSION_CODES.FROYO) { 11503 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11504 + Binder.getCallingUid()); 11505 return; 11506 } 11507 mContext.enforceCallingOrSelfPermission( 11508 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11509 } 11510 } 11511 11512 int user = UserHandle.getCallingUserId(); 11513 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11514 mSettings.writePackageRestrictionsLPr(user); 11515 scheduleWriteSettingsLocked(); 11516 } 11517 } 11518 } 11519 11520 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11521 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11522 ArrayList<PreferredActivity> removed = null; 11523 boolean changed = false; 11524 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11525 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11526 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11527 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11528 continue; 11529 } 11530 Iterator<PreferredActivity> it = pir.filterIterator(); 11531 while (it.hasNext()) { 11532 PreferredActivity pa = it.next(); 11533 // Mark entry for removal only if it matches the package name 11534 // and the entry is of type "always". 11535 if (packageName == null || 11536 (pa.mPref.mComponent.getPackageName().equals(packageName) 11537 && pa.mPref.mAlways)) { 11538 if (removed == null) { 11539 removed = new ArrayList<PreferredActivity>(); 11540 } 11541 removed.add(pa); 11542 } 11543 } 11544 if (removed != null) { 11545 for (int j=0; j<removed.size(); j++) { 11546 PreferredActivity pa = removed.get(j); 11547 pir.removeFilter(pa); 11548 } 11549 changed = true; 11550 } 11551 } 11552 return changed; 11553 } 11554 11555 @Override 11556 public void resetPreferredActivities(int userId) { 11557 /* TODO: Actually use userId. Why is it being passed in? */ 11558 mContext.enforceCallingOrSelfPermission( 11559 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11560 // writer 11561 synchronized (mPackages) { 11562 int user = UserHandle.getCallingUserId(); 11563 clearPackagePreferredActivitiesLPw(null, user); 11564 mSettings.readDefaultPreferredAppsLPw(this, user); 11565 mSettings.writePackageRestrictionsLPr(user); 11566 scheduleWriteSettingsLocked(); 11567 } 11568 } 11569 11570 @Override 11571 public int getPreferredActivities(List<IntentFilter> outFilters, 11572 List<ComponentName> outActivities, String packageName) { 11573 11574 int num = 0; 11575 final int userId = UserHandle.getCallingUserId(); 11576 // reader 11577 synchronized (mPackages) { 11578 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11579 if (pir != null) { 11580 final Iterator<PreferredActivity> it = pir.filterIterator(); 11581 while (it.hasNext()) { 11582 final PreferredActivity pa = it.next(); 11583 if (packageName == null 11584 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11585 && pa.mPref.mAlways)) { 11586 if (outFilters != null) { 11587 outFilters.add(new IntentFilter(pa)); 11588 } 11589 if (outActivities != null) { 11590 outActivities.add(pa.mPref.mComponent); 11591 } 11592 } 11593 } 11594 } 11595 } 11596 11597 return num; 11598 } 11599 11600 @Override 11601 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11602 int userId) { 11603 int callingUid = Binder.getCallingUid(); 11604 if (callingUid != Process.SYSTEM_UID) { 11605 throw new SecurityException( 11606 "addPersistentPreferredActivity can only be run by the system"); 11607 } 11608 if (filter.countActions() == 0) { 11609 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11610 return; 11611 } 11612 synchronized (mPackages) { 11613 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11614 " :"); 11615 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11616 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11617 new PersistentPreferredActivity(filter, activity)); 11618 mSettings.writePackageRestrictionsLPr(userId); 11619 } 11620 } 11621 11622 @Override 11623 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11624 int callingUid = Binder.getCallingUid(); 11625 if (callingUid != Process.SYSTEM_UID) { 11626 throw new SecurityException( 11627 "clearPackagePersistentPreferredActivities can only be run by the system"); 11628 } 11629 ArrayList<PersistentPreferredActivity> removed = null; 11630 boolean changed = false; 11631 synchronized (mPackages) { 11632 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11633 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11634 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11635 .valueAt(i); 11636 if (userId != thisUserId) { 11637 continue; 11638 } 11639 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11640 while (it.hasNext()) { 11641 PersistentPreferredActivity ppa = it.next(); 11642 // Mark entry for removal only if it matches the package name. 11643 if (ppa.mComponent.getPackageName().equals(packageName)) { 11644 if (removed == null) { 11645 removed = new ArrayList<PersistentPreferredActivity>(); 11646 } 11647 removed.add(ppa); 11648 } 11649 } 11650 if (removed != null) { 11651 for (int j=0; j<removed.size(); j++) { 11652 PersistentPreferredActivity ppa = removed.get(j); 11653 ppir.removeFilter(ppa); 11654 } 11655 changed = true; 11656 } 11657 } 11658 11659 if (changed) { 11660 mSettings.writePackageRestrictionsLPr(userId); 11661 } 11662 } 11663 } 11664 11665 @Override 11666 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11667 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11668 mContext.enforceCallingOrSelfPermission( 11669 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11670 int callingUid = Binder.getCallingUid(); 11671 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11672 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11673 if (intentFilter.countActions() == 0) { 11674 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11675 return; 11676 } 11677 synchronized (mPackages) { 11678 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11679 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11680 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11681 mSettings.writePackageRestrictionsLPr(sourceUserId); 11682 } 11683 } 11684 11685 @Override 11686 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11687 int ownerUserId) { 11688 mContext.enforceCallingOrSelfPermission( 11689 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11690 int callingUid = Binder.getCallingUid(); 11691 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11692 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 11693 int callingUserId = UserHandle.getUserId(callingUid); 11694 synchronized (mPackages) { 11695 CrossProfileIntentResolver resolver = 11696 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11697 HashSet<CrossProfileIntentFilter> set = 11698 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11699 for (CrossProfileIntentFilter filter : set) { 11700 if (filter.getOwnerPackage().equals(ownerPackage) 11701 && filter.getOwnerUserId() == callingUserId) { 11702 resolver.removeFilter(filter); 11703 } 11704 } 11705 mSettings.writePackageRestrictionsLPr(sourceUserId); 11706 } 11707 } 11708 11709 // Enforcing that callingUid is owning pkg on userId 11710 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11711 // The system owns everything. 11712 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11713 return; 11714 } 11715 int callingUserId = UserHandle.getUserId(callingUid); 11716 if (callingUserId != userId) { 11717 throw new SecurityException("calling uid " + callingUid 11718 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11719 + callingUserId); 11720 } 11721 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11722 if (pi == null) { 11723 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11724 + callingUserId); 11725 } 11726 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11727 throw new SecurityException("Calling uid " + callingUid 11728 + " does not own package " + pkg); 11729 } 11730 } 11731 11732 @Override 11733 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11734 Intent intent = new Intent(Intent.ACTION_MAIN); 11735 intent.addCategory(Intent.CATEGORY_HOME); 11736 11737 final int callingUserId = UserHandle.getCallingUserId(); 11738 List<ResolveInfo> list = queryIntentActivities(intent, null, 11739 PackageManager.GET_META_DATA, callingUserId); 11740 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11741 true, false, false, callingUserId); 11742 11743 allHomeCandidates.clear(); 11744 if (list != null) { 11745 for (ResolveInfo ri : list) { 11746 allHomeCandidates.add(ri); 11747 } 11748 } 11749 return (preferred == null || preferred.activityInfo == null) 11750 ? null 11751 : new ComponentName(preferred.activityInfo.packageName, 11752 preferred.activityInfo.name); 11753 } 11754 11755 @Override 11756 public void setApplicationEnabledSetting(String appPackageName, 11757 int newState, int flags, int userId, String callingPackage) { 11758 if (!sUserManager.exists(userId)) return; 11759 if (callingPackage == null) { 11760 callingPackage = Integer.toString(Binder.getCallingUid()); 11761 } 11762 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11763 } 11764 11765 @Override 11766 public void setComponentEnabledSetting(ComponentName componentName, 11767 int newState, int flags, int userId) { 11768 if (!sUserManager.exists(userId)) return; 11769 setEnabledSetting(componentName.getPackageName(), 11770 componentName.getClassName(), newState, flags, userId, null); 11771 } 11772 11773 private void setEnabledSetting(final String packageName, String className, int newState, 11774 final int flags, int userId, String callingPackage) { 11775 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11776 || newState == COMPONENT_ENABLED_STATE_ENABLED 11777 || newState == COMPONENT_ENABLED_STATE_DISABLED 11778 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11779 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11780 throw new IllegalArgumentException("Invalid new component state: " 11781 + newState); 11782 } 11783 PackageSetting pkgSetting; 11784 final int uid = Binder.getCallingUid(); 11785 final int permission = mContext.checkCallingOrSelfPermission( 11786 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11787 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 11788 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11789 boolean sendNow = false; 11790 boolean isApp = (className == null); 11791 String componentName = isApp ? packageName : className; 11792 int packageUid = -1; 11793 ArrayList<String> components; 11794 11795 // writer 11796 synchronized (mPackages) { 11797 pkgSetting = mSettings.mPackages.get(packageName); 11798 if (pkgSetting == null) { 11799 if (className == null) { 11800 throw new IllegalArgumentException( 11801 "Unknown package: " + packageName); 11802 } 11803 throw new IllegalArgumentException( 11804 "Unknown component: " + packageName 11805 + "/" + className); 11806 } 11807 // Allow root and verify that userId is not being specified by a different user 11808 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11809 throw new SecurityException( 11810 "Permission Denial: attempt to change component state from pid=" 11811 + Binder.getCallingPid() 11812 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11813 } 11814 if (className == null) { 11815 // We're dealing with an application/package level state change 11816 if (pkgSetting.getEnabled(userId) == newState) { 11817 // Nothing to do 11818 return; 11819 } 11820 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11821 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11822 // Don't care about who enables an app. 11823 callingPackage = null; 11824 } 11825 pkgSetting.setEnabled(newState, userId, callingPackage); 11826 // pkgSetting.pkg.mSetEnabled = newState; 11827 } else { 11828 // We're dealing with a component level state change 11829 // First, verify that this is a valid class name. 11830 PackageParser.Package pkg = pkgSetting.pkg; 11831 if (pkg == null || !pkg.hasComponentClassName(className)) { 11832 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11833 throw new IllegalArgumentException("Component class " + className 11834 + " does not exist in " + packageName); 11835 } else { 11836 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11837 + className + " does not exist in " + packageName); 11838 } 11839 } 11840 switch (newState) { 11841 case COMPONENT_ENABLED_STATE_ENABLED: 11842 if (!pkgSetting.enableComponentLPw(className, userId)) { 11843 return; 11844 } 11845 break; 11846 case COMPONENT_ENABLED_STATE_DISABLED: 11847 if (!pkgSetting.disableComponentLPw(className, userId)) { 11848 return; 11849 } 11850 break; 11851 case COMPONENT_ENABLED_STATE_DEFAULT: 11852 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11853 return; 11854 } 11855 break; 11856 default: 11857 Slog.e(TAG, "Invalid new component state: " + newState); 11858 return; 11859 } 11860 } 11861 mSettings.writePackageRestrictionsLPr(userId); 11862 components = mPendingBroadcasts.get(userId, packageName); 11863 final boolean newPackage = components == null; 11864 if (newPackage) { 11865 components = new ArrayList<String>(); 11866 } 11867 if (!components.contains(componentName)) { 11868 components.add(componentName); 11869 } 11870 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11871 sendNow = true; 11872 // Purge entry from pending broadcast list if another one exists already 11873 // since we are sending one right away. 11874 mPendingBroadcasts.remove(userId, packageName); 11875 } else { 11876 if (newPackage) { 11877 mPendingBroadcasts.put(userId, packageName, components); 11878 } 11879 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11880 // Schedule a message 11881 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11882 } 11883 } 11884 } 11885 11886 long callingId = Binder.clearCallingIdentity(); 11887 try { 11888 if (sendNow) { 11889 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11890 sendPackageChangedBroadcast(packageName, 11891 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11892 } 11893 } finally { 11894 Binder.restoreCallingIdentity(callingId); 11895 } 11896 } 11897 11898 private void sendPackageChangedBroadcast(String packageName, 11899 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11900 if (DEBUG_INSTALL) 11901 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11902 + componentNames); 11903 Bundle extras = new Bundle(4); 11904 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11905 String nameList[] = new String[componentNames.size()]; 11906 componentNames.toArray(nameList); 11907 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11908 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11909 extras.putInt(Intent.EXTRA_UID, packageUid); 11910 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11911 new int[] {UserHandle.getUserId(packageUid)}); 11912 } 11913 11914 @Override 11915 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11916 if (!sUserManager.exists(userId)) return; 11917 final int uid = Binder.getCallingUid(); 11918 final int permission = mContext.checkCallingOrSelfPermission( 11919 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11920 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11921 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 11922 // writer 11923 synchronized (mPackages) { 11924 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11925 uid, userId)) { 11926 scheduleWritePackageRestrictionsLocked(userId); 11927 } 11928 } 11929 } 11930 11931 @Override 11932 public String getInstallerPackageName(String packageName) { 11933 // reader 11934 synchronized (mPackages) { 11935 return mSettings.getInstallerPackageNameLPr(packageName); 11936 } 11937 } 11938 11939 @Override 11940 public int getApplicationEnabledSetting(String packageName, int userId) { 11941 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11942 int uid = Binder.getCallingUid(); 11943 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 11944 // reader 11945 synchronized (mPackages) { 11946 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11947 } 11948 } 11949 11950 @Override 11951 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11952 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11953 int uid = Binder.getCallingUid(); 11954 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 11955 // reader 11956 synchronized (mPackages) { 11957 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11958 } 11959 } 11960 11961 @Override 11962 public void enterSafeMode() { 11963 enforceSystemOrRoot("Only the system can request entering safe mode"); 11964 11965 if (!mSystemReady) { 11966 mSafeMode = true; 11967 } 11968 } 11969 11970 @Override 11971 public void systemReady() { 11972 mSystemReady = true; 11973 11974 // Read the compatibilty setting when the system is ready. 11975 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11976 mContext.getContentResolver(), 11977 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11978 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11979 if (DEBUG_SETTINGS) { 11980 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11981 } 11982 11983 synchronized (mPackages) { 11984 // Verify that all of the preferred activity components actually 11985 // exist. It is possible for applications to be updated and at 11986 // that point remove a previously declared activity component that 11987 // had been set as a preferred activity. We try to clean this up 11988 // the next time we encounter that preferred activity, but it is 11989 // possible for the user flow to never be able to return to that 11990 // situation so here we do a sanity check to make sure we haven't 11991 // left any junk around. 11992 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11993 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11994 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11995 removed.clear(); 11996 for (PreferredActivity pa : pir.filterSet()) { 11997 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11998 removed.add(pa); 11999 } 12000 } 12001 if (removed.size() > 0) { 12002 for (int r=0; r<removed.size(); r++) { 12003 PreferredActivity pa = removed.get(r); 12004 Slog.w(TAG, "Removing dangling preferred activity: " 12005 + pa.mPref.mComponent); 12006 pir.removeFilter(pa); 12007 } 12008 mSettings.writePackageRestrictionsLPr( 12009 mSettings.mPreferredActivities.keyAt(i)); 12010 } 12011 } 12012 } 12013 sUserManager.systemReady(); 12014 12015 // Kick off any messages waiting for system ready 12016 if (mPostSystemReadyMessages != null) { 12017 for (Message msg : mPostSystemReadyMessages) { 12018 msg.sendToTarget(); 12019 } 12020 mPostSystemReadyMessages = null; 12021 } 12022 } 12023 12024 @Override 12025 public boolean isSafeMode() { 12026 return mSafeMode; 12027 } 12028 12029 @Override 12030 public boolean hasSystemUidErrors() { 12031 return mHasSystemUidErrors; 12032 } 12033 12034 static String arrayToString(int[] array) { 12035 StringBuffer buf = new StringBuffer(128); 12036 buf.append('['); 12037 if (array != null) { 12038 for (int i=0; i<array.length; i++) { 12039 if (i > 0) buf.append(", "); 12040 buf.append(array[i]); 12041 } 12042 } 12043 buf.append(']'); 12044 return buf.toString(); 12045 } 12046 12047 static class DumpState { 12048 public static final int DUMP_LIBS = 1 << 0; 12049 public static final int DUMP_FEATURES = 1 << 1; 12050 public static final int DUMP_RESOLVERS = 1 << 2; 12051 public static final int DUMP_PERMISSIONS = 1 << 3; 12052 public static final int DUMP_PACKAGES = 1 << 4; 12053 public static final int DUMP_SHARED_USERS = 1 << 5; 12054 public static final int DUMP_MESSAGES = 1 << 6; 12055 public static final int DUMP_PROVIDERS = 1 << 7; 12056 public static final int DUMP_VERIFIERS = 1 << 8; 12057 public static final int DUMP_PREFERRED = 1 << 9; 12058 public static final int DUMP_PREFERRED_XML = 1 << 10; 12059 public static final int DUMP_KEYSETS = 1 << 11; 12060 public static final int DUMP_VERSION = 1 << 12; 12061 public static final int DUMP_INSTALLS = 1 << 13; 12062 12063 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12064 12065 private int mTypes; 12066 12067 private int mOptions; 12068 12069 private boolean mTitlePrinted; 12070 12071 private SharedUserSetting mSharedUser; 12072 12073 public boolean isDumping(int type) { 12074 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12075 return true; 12076 } 12077 12078 return (mTypes & type) != 0; 12079 } 12080 12081 public void setDump(int type) { 12082 mTypes |= type; 12083 } 12084 12085 public boolean isOptionEnabled(int option) { 12086 return (mOptions & option) != 0; 12087 } 12088 12089 public void setOptionEnabled(int option) { 12090 mOptions |= option; 12091 } 12092 12093 public boolean onTitlePrinted() { 12094 final boolean printed = mTitlePrinted; 12095 mTitlePrinted = true; 12096 return printed; 12097 } 12098 12099 public boolean getTitlePrinted() { 12100 return mTitlePrinted; 12101 } 12102 12103 public void setTitlePrinted(boolean enabled) { 12104 mTitlePrinted = enabled; 12105 } 12106 12107 public SharedUserSetting getSharedUser() { 12108 return mSharedUser; 12109 } 12110 12111 public void setSharedUser(SharedUserSetting user) { 12112 mSharedUser = user; 12113 } 12114 } 12115 12116 @Override 12117 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12118 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12119 != PackageManager.PERMISSION_GRANTED) { 12120 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12121 + Binder.getCallingPid() 12122 + ", uid=" + Binder.getCallingUid() 12123 + " without permission " 12124 + android.Manifest.permission.DUMP); 12125 return; 12126 } 12127 12128 DumpState dumpState = new DumpState(); 12129 boolean fullPreferred = false; 12130 boolean checkin = false; 12131 12132 String packageName = null; 12133 12134 int opti = 0; 12135 while (opti < args.length) { 12136 String opt = args[opti]; 12137 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12138 break; 12139 } 12140 opti++; 12141 if ("-a".equals(opt)) { 12142 // Right now we only know how to print all. 12143 } else if ("-h".equals(opt)) { 12144 pw.println("Package manager dump options:"); 12145 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12146 pw.println(" --checkin: dump for a checkin"); 12147 pw.println(" -f: print details of intent filters"); 12148 pw.println(" -h: print this help"); 12149 pw.println(" cmd may be one of:"); 12150 pw.println(" l[ibraries]: list known shared libraries"); 12151 pw.println(" f[ibraries]: list device features"); 12152 pw.println(" k[eysets]: print known keysets"); 12153 pw.println(" r[esolvers]: dump intent resolvers"); 12154 pw.println(" perm[issions]: dump permissions"); 12155 pw.println(" pref[erred]: print preferred package settings"); 12156 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12157 pw.println(" prov[iders]: dump content providers"); 12158 pw.println(" p[ackages]: dump installed packages"); 12159 pw.println(" s[hared-users]: dump shared user IDs"); 12160 pw.println(" m[essages]: print collected runtime messages"); 12161 pw.println(" v[erifiers]: print package verifier info"); 12162 pw.println(" version: print database version info"); 12163 pw.println(" write: write current settings now"); 12164 pw.println(" <package.name>: info about given package"); 12165 pw.println(" installs: details about install sessions"); 12166 return; 12167 } else if ("--checkin".equals(opt)) { 12168 checkin = true; 12169 } else if ("-f".equals(opt)) { 12170 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12171 } else { 12172 pw.println("Unknown argument: " + opt + "; use -h for help"); 12173 } 12174 } 12175 12176 // Is the caller requesting to dump a particular piece of data? 12177 if (opti < args.length) { 12178 String cmd = args[opti]; 12179 opti++; 12180 // Is this a package name? 12181 if ("android".equals(cmd) || cmd.contains(".")) { 12182 packageName = cmd; 12183 // When dumping a single package, we always dump all of its 12184 // filter information since the amount of data will be reasonable. 12185 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12186 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12187 dumpState.setDump(DumpState.DUMP_LIBS); 12188 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12189 dumpState.setDump(DumpState.DUMP_FEATURES); 12190 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12191 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12192 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12193 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12194 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12195 dumpState.setDump(DumpState.DUMP_PREFERRED); 12196 } else if ("preferred-xml".equals(cmd)) { 12197 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12198 if (opti < args.length && "--full".equals(args[opti])) { 12199 fullPreferred = true; 12200 opti++; 12201 } 12202 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12203 dumpState.setDump(DumpState.DUMP_PACKAGES); 12204 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12205 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12206 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12207 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12208 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12209 dumpState.setDump(DumpState.DUMP_MESSAGES); 12210 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12211 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12212 } else if ("version".equals(cmd)) { 12213 dumpState.setDump(DumpState.DUMP_VERSION); 12214 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12215 dumpState.setDump(DumpState.DUMP_KEYSETS); 12216 } else if ("installs".equals(cmd)) { 12217 dumpState.setDump(DumpState.DUMP_INSTALLS); 12218 } else if ("write".equals(cmd)) { 12219 synchronized (mPackages) { 12220 mSettings.writeLPr(); 12221 pw.println("Settings written."); 12222 return; 12223 } 12224 } 12225 } 12226 12227 if (checkin) { 12228 pw.println("vers,1"); 12229 } 12230 12231 // reader 12232 synchronized (mPackages) { 12233 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12234 if (!checkin) { 12235 if (dumpState.onTitlePrinted()) 12236 pw.println(); 12237 pw.println("Database versions:"); 12238 pw.print(" SDK Version:"); 12239 pw.print(" internal="); 12240 pw.print(mSettings.mInternalSdkPlatform); 12241 pw.print(" external="); 12242 pw.println(mSettings.mExternalSdkPlatform); 12243 pw.print(" DB Version:"); 12244 pw.print(" internal="); 12245 pw.print(mSettings.mInternalDatabaseVersion); 12246 pw.print(" external="); 12247 pw.println(mSettings.mExternalDatabaseVersion); 12248 } 12249 } 12250 12251 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12252 if (!checkin) { 12253 if (dumpState.onTitlePrinted()) 12254 pw.println(); 12255 pw.println("Verifiers:"); 12256 pw.print(" Required: "); 12257 pw.print(mRequiredVerifierPackage); 12258 pw.print(" (uid="); 12259 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12260 pw.println(")"); 12261 } else if (mRequiredVerifierPackage != null) { 12262 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12263 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12264 } 12265 } 12266 12267 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12268 boolean printedHeader = false; 12269 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12270 while (it.hasNext()) { 12271 String name = it.next(); 12272 SharedLibraryEntry ent = mSharedLibraries.get(name); 12273 if (!checkin) { 12274 if (!printedHeader) { 12275 if (dumpState.onTitlePrinted()) 12276 pw.println(); 12277 pw.println("Libraries:"); 12278 printedHeader = true; 12279 } 12280 pw.print(" "); 12281 } else { 12282 pw.print("lib,"); 12283 } 12284 pw.print(name); 12285 if (!checkin) { 12286 pw.print(" -> "); 12287 } 12288 if (ent.path != null) { 12289 if (!checkin) { 12290 pw.print("(jar) "); 12291 pw.print(ent.path); 12292 } else { 12293 pw.print(",jar,"); 12294 pw.print(ent.path); 12295 } 12296 } else { 12297 if (!checkin) { 12298 pw.print("(apk) "); 12299 pw.print(ent.apk); 12300 } else { 12301 pw.print(",apk,"); 12302 pw.print(ent.apk); 12303 } 12304 } 12305 pw.println(); 12306 } 12307 } 12308 12309 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12310 if (dumpState.onTitlePrinted()) 12311 pw.println(); 12312 if (!checkin) { 12313 pw.println("Features:"); 12314 } 12315 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12316 while (it.hasNext()) { 12317 String name = it.next(); 12318 if (!checkin) { 12319 pw.print(" "); 12320 } else { 12321 pw.print("feat,"); 12322 } 12323 pw.println(name); 12324 } 12325 } 12326 12327 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12328 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12329 : "Activity Resolver Table:", " ", packageName, 12330 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12331 dumpState.setTitlePrinted(true); 12332 } 12333 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12334 : "Receiver Resolver Table:", " ", packageName, 12335 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12336 dumpState.setTitlePrinted(true); 12337 } 12338 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12339 : "Service Resolver Table:", " ", packageName, 12340 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12341 dumpState.setTitlePrinted(true); 12342 } 12343 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12344 : "Provider Resolver Table:", " ", packageName, 12345 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12346 dumpState.setTitlePrinted(true); 12347 } 12348 } 12349 12350 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12351 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12352 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12353 int user = mSettings.mPreferredActivities.keyAt(i); 12354 if (pir.dump(pw, 12355 dumpState.getTitlePrinted() 12356 ? "\nPreferred Activities User " + user + ":" 12357 : "Preferred Activities User " + user + ":", " ", 12358 packageName, true)) { 12359 dumpState.setTitlePrinted(true); 12360 } 12361 } 12362 } 12363 12364 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12365 pw.flush(); 12366 FileOutputStream fout = new FileOutputStream(fd); 12367 BufferedOutputStream str = new BufferedOutputStream(fout); 12368 XmlSerializer serializer = new FastXmlSerializer(); 12369 try { 12370 serializer.setOutput(str, "utf-8"); 12371 serializer.startDocument(null, true); 12372 serializer.setFeature( 12373 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12374 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12375 serializer.endDocument(); 12376 serializer.flush(); 12377 } catch (IllegalArgumentException e) { 12378 pw.println("Failed writing: " + e); 12379 } catch (IllegalStateException e) { 12380 pw.println("Failed writing: " + e); 12381 } catch (IOException e) { 12382 pw.println("Failed writing: " + e); 12383 } 12384 } 12385 12386 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12387 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12388 if (packageName == null) { 12389 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12390 if (iperm == 0) { 12391 if (dumpState.onTitlePrinted()) 12392 pw.println(); 12393 pw.println("AppOp Permissions:"); 12394 } 12395 pw.print(" AppOp Permission "); 12396 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12397 pw.println(":"); 12398 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12399 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12400 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12401 } 12402 } 12403 } 12404 } 12405 12406 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12407 boolean printedSomething = false; 12408 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12409 if (packageName != null && !packageName.equals(p.info.packageName)) { 12410 continue; 12411 } 12412 if (!printedSomething) { 12413 if (dumpState.onTitlePrinted()) 12414 pw.println(); 12415 pw.println("Registered ContentProviders:"); 12416 printedSomething = true; 12417 } 12418 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12419 pw.print(" "); pw.println(p.toString()); 12420 } 12421 printedSomething = false; 12422 for (Map.Entry<String, PackageParser.Provider> entry : 12423 mProvidersByAuthority.entrySet()) { 12424 PackageParser.Provider p = entry.getValue(); 12425 if (packageName != null && !packageName.equals(p.info.packageName)) { 12426 continue; 12427 } 12428 if (!printedSomething) { 12429 if (dumpState.onTitlePrinted()) 12430 pw.println(); 12431 pw.println("ContentProvider Authorities:"); 12432 printedSomething = true; 12433 } 12434 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12435 pw.print(" "); pw.println(p.toString()); 12436 if (p.info != null && p.info.applicationInfo != null) { 12437 final String appInfo = p.info.applicationInfo.toString(); 12438 pw.print(" applicationInfo="); pw.println(appInfo); 12439 } 12440 } 12441 } 12442 12443 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12444 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12445 } 12446 12447 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12448 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12449 } 12450 12451 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12452 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12453 } 12454 12455 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 12456 // XXX should handle packageName != null by dumping only install data that 12457 // the given package is involved with. 12458 if (dumpState.onTitlePrinted()) pw.println(); 12459 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12460 } 12461 12462 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12463 if (dumpState.onTitlePrinted()) pw.println(); 12464 mSettings.dumpReadMessagesLPr(pw, dumpState); 12465 12466 pw.println(); 12467 pw.println("Package warning messages:"); 12468 final File fname = getSettingsProblemFile(); 12469 FileInputStream in = null; 12470 try { 12471 in = new FileInputStream(fname); 12472 final int avail = in.available(); 12473 final byte[] data = new byte[avail]; 12474 in.read(data); 12475 pw.print(new String(data)); 12476 } catch (FileNotFoundException e) { 12477 } catch (IOException e) { 12478 } finally { 12479 if (in != null) { 12480 try { 12481 in.close(); 12482 } catch (IOException e) { 12483 } 12484 } 12485 } 12486 } 12487 } 12488 } 12489 12490 // ------- apps on sdcard specific code ------- 12491 static final boolean DEBUG_SD_INSTALL = false; 12492 12493 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12494 12495 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12496 12497 private boolean mMediaMounted = false; 12498 12499 static String getEncryptKey() { 12500 try { 12501 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12502 SD_ENCRYPTION_KEYSTORE_NAME); 12503 if (sdEncKey == null) { 12504 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12505 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12506 if (sdEncKey == null) { 12507 Slog.e(TAG, "Failed to create encryption keys"); 12508 return null; 12509 } 12510 } 12511 return sdEncKey; 12512 } catch (NoSuchAlgorithmException nsae) { 12513 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12514 return null; 12515 } catch (IOException ioe) { 12516 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12517 return null; 12518 } 12519 } 12520 12521 /* 12522 * Update media status on PackageManager. 12523 */ 12524 @Override 12525 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12526 int callingUid = Binder.getCallingUid(); 12527 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12528 throw new SecurityException("Media status can only be updated by the system"); 12529 } 12530 // reader; this apparently protects mMediaMounted, but should probably 12531 // be a different lock in that case. 12532 synchronized (mPackages) { 12533 Log.i(TAG, "Updating external media status from " 12534 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12535 + (mediaStatus ? "mounted" : "unmounted")); 12536 if (DEBUG_SD_INSTALL) 12537 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12538 + ", mMediaMounted=" + mMediaMounted); 12539 if (mediaStatus == mMediaMounted) { 12540 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12541 : 0, -1); 12542 mHandler.sendMessage(msg); 12543 return; 12544 } 12545 mMediaMounted = mediaStatus; 12546 } 12547 // Queue up an async operation since the package installation may take a 12548 // little while. 12549 mHandler.post(new Runnable() { 12550 public void run() { 12551 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12552 } 12553 }); 12554 } 12555 12556 /** 12557 * Called by MountService when the initial ASECs to scan are available. 12558 * Should block until all the ASEC containers are finished being scanned. 12559 */ 12560 public void scanAvailableAsecs() { 12561 updateExternalMediaStatusInner(true, false, false); 12562 if (mShouldRestoreconData) { 12563 SELinuxMMAC.setRestoreconDone(); 12564 mShouldRestoreconData = false; 12565 } 12566 } 12567 12568 /* 12569 * Collect information of applications on external media, map them against 12570 * existing containers and update information based on current mount status. 12571 * Please note that we always have to report status if reportStatus has been 12572 * set to true especially when unloading packages. 12573 */ 12574 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12575 boolean externalStorage) { 12576 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12577 int[] uidArr = EmptyArray.INT; 12578 12579 final String[] list = PackageHelper.getSecureContainerList(); 12580 if (ArrayUtils.isEmpty(list)) { 12581 Log.i(TAG, "No secure containers found"); 12582 } else { 12583 // Process list of secure containers and categorize them 12584 // as active or stale based on their package internal state. 12585 12586 // reader 12587 synchronized (mPackages) { 12588 for (String cid : list) { 12589 // Leave stages untouched for now; installer service owns them 12590 if (PackageInstallerService.isStageName(cid)) continue; 12591 12592 if (DEBUG_SD_INSTALL) 12593 Log.i(TAG, "Processing container " + cid); 12594 String pkgName = getAsecPackageName(cid); 12595 if (pkgName == null) { 12596 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12597 continue; 12598 } 12599 if (DEBUG_SD_INSTALL) 12600 Log.i(TAG, "Looking for pkg : " + pkgName); 12601 12602 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12603 if (ps == null) { 12604 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12605 continue; 12606 } 12607 12608 /* 12609 * Skip packages that are not external if we're unmounting 12610 * external storage. 12611 */ 12612 if (externalStorage && !isMounted && !isExternal(ps)) { 12613 continue; 12614 } 12615 12616 final AsecInstallArgs args = new AsecInstallArgs(cid, 12617 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12618 // The package status is changed only if the code path 12619 // matches between settings and the container id. 12620 if (ps.codePathString != null 12621 && ps.codePathString.startsWith(args.getCodePath())) { 12622 if (DEBUG_SD_INSTALL) { 12623 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12624 + " at code path: " + ps.codePathString); 12625 } 12626 12627 // We do have a valid package installed on sdcard 12628 processCids.put(args, ps.codePathString); 12629 final int uid = ps.appId; 12630 if (uid != -1) { 12631 uidArr = ArrayUtils.appendInt(uidArr, uid); 12632 } 12633 } else { 12634 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12635 + ps.codePathString); 12636 } 12637 } 12638 } 12639 12640 Arrays.sort(uidArr); 12641 } 12642 12643 // Process packages with valid entries. 12644 if (isMounted) { 12645 if (DEBUG_SD_INSTALL) 12646 Log.i(TAG, "Loading packages"); 12647 loadMediaPackages(processCids, uidArr); 12648 startCleaningPackages(); 12649 mInstallerService.onSecureContainersAvailable(); 12650 } else { 12651 if (DEBUG_SD_INSTALL) 12652 Log.i(TAG, "Unloading packages"); 12653 unloadMediaPackages(processCids, uidArr, reportStatus); 12654 } 12655 } 12656 12657 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12658 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12659 int size = pkgList.size(); 12660 if (size > 0) { 12661 // Send broadcasts here 12662 Bundle extras = new Bundle(); 12663 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12664 .toArray(new String[size])); 12665 if (uidArr != null) { 12666 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12667 } 12668 if (replacing) { 12669 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12670 } 12671 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12672 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12673 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12674 } 12675 } 12676 12677 /* 12678 * Look at potentially valid container ids from processCids If package 12679 * information doesn't match the one on record or package scanning fails, 12680 * the cid is added to list of removeCids. We currently don't delete stale 12681 * containers. 12682 */ 12683 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12684 ArrayList<String> pkgList = new ArrayList<String>(); 12685 Set<AsecInstallArgs> keys = processCids.keySet(); 12686 12687 for (AsecInstallArgs args : keys) { 12688 String codePath = processCids.get(args); 12689 if (DEBUG_SD_INSTALL) 12690 Log.i(TAG, "Loading container : " + args.cid); 12691 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12692 try { 12693 // Make sure there are no container errors first. 12694 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12695 Slog.e(TAG, "Failed to mount cid : " + args.cid 12696 + " when installing from sdcard"); 12697 continue; 12698 } 12699 // Check code path here. 12700 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12701 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12702 + " does not match one in settings " + codePath); 12703 continue; 12704 } 12705 // Parse package 12706 int parseFlags = mDefParseFlags; 12707 if (args.isExternal()) { 12708 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12709 } 12710 if (args.isFwdLocked()) { 12711 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12712 } 12713 12714 synchronized (mInstallLock) { 12715 PackageParser.Package pkg = null; 12716 try { 12717 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12718 } catch (PackageManagerException e) { 12719 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12720 } 12721 // Scan the package 12722 if (pkg != null) { 12723 /* 12724 * TODO why is the lock being held? doPostInstall is 12725 * called in other places without the lock. This needs 12726 * to be straightened out. 12727 */ 12728 // writer 12729 synchronized (mPackages) { 12730 retCode = PackageManager.INSTALL_SUCCEEDED; 12731 pkgList.add(pkg.packageName); 12732 // Post process args 12733 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12734 pkg.applicationInfo.uid); 12735 } 12736 } else { 12737 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12738 } 12739 } 12740 12741 } finally { 12742 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12743 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12744 } 12745 } 12746 } 12747 // writer 12748 synchronized (mPackages) { 12749 // If the platform SDK has changed since the last time we booted, 12750 // we need to re-grant app permission to catch any new ones that 12751 // appear. This is really a hack, and means that apps can in some 12752 // cases get permissions that the user didn't initially explicitly 12753 // allow... it would be nice to have some better way to handle 12754 // this situation. 12755 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12756 if (regrantPermissions) 12757 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12758 + mSdkVersion + "; regranting permissions for external storage"); 12759 mSettings.mExternalSdkPlatform = mSdkVersion; 12760 12761 // Make sure group IDs have been assigned, and any permission 12762 // changes in other apps are accounted for 12763 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12764 | (regrantPermissions 12765 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12766 : 0)); 12767 12768 mSettings.updateExternalDatabaseVersion(); 12769 12770 // can downgrade to reader 12771 // Persist settings 12772 mSettings.writeLPr(); 12773 } 12774 // Send a broadcast to let everyone know we are done processing 12775 if (pkgList.size() > 0) { 12776 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12777 } 12778 } 12779 12780 /* 12781 * Utility method to unload a list of specified containers 12782 */ 12783 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12784 // Just unmount all valid containers. 12785 for (AsecInstallArgs arg : cidArgs) { 12786 synchronized (mInstallLock) { 12787 arg.doPostDeleteLI(false); 12788 } 12789 } 12790 } 12791 12792 /* 12793 * Unload packages mounted on external media. This involves deleting package 12794 * data from internal structures, sending broadcasts about diabled packages, 12795 * gc'ing to free up references, unmounting all secure containers 12796 * corresponding to packages on external media, and posting a 12797 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12798 * that we always have to post this message if status has been requested no 12799 * matter what. 12800 */ 12801 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12802 final boolean reportStatus) { 12803 if (DEBUG_SD_INSTALL) 12804 Log.i(TAG, "unloading media packages"); 12805 ArrayList<String> pkgList = new ArrayList<String>(); 12806 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12807 final Set<AsecInstallArgs> keys = processCids.keySet(); 12808 for (AsecInstallArgs args : keys) { 12809 String pkgName = args.getPackageName(); 12810 if (DEBUG_SD_INSTALL) 12811 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12812 // Delete package internally 12813 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12814 synchronized (mInstallLock) { 12815 boolean res = deletePackageLI(pkgName, null, false, null, null, 12816 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12817 if (res) { 12818 pkgList.add(pkgName); 12819 } else { 12820 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12821 failedList.add(args); 12822 } 12823 } 12824 } 12825 12826 // reader 12827 synchronized (mPackages) { 12828 // We didn't update the settings after removing each package; 12829 // write them now for all packages. 12830 mSettings.writeLPr(); 12831 } 12832 12833 // We have to absolutely send UPDATED_MEDIA_STATUS only 12834 // after confirming that all the receivers processed the ordered 12835 // broadcast when packages get disabled, force a gc to clean things up. 12836 // and unload all the containers. 12837 if (pkgList.size() > 0) { 12838 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12839 new IIntentReceiver.Stub() { 12840 public void performReceive(Intent intent, int resultCode, String data, 12841 Bundle extras, boolean ordered, boolean sticky, 12842 int sendingUser) throws RemoteException { 12843 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12844 reportStatus ? 1 : 0, 1, keys); 12845 mHandler.sendMessage(msg); 12846 } 12847 }); 12848 } else { 12849 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12850 keys); 12851 mHandler.sendMessage(msg); 12852 } 12853 } 12854 12855 /** Binder call */ 12856 @Override 12857 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12858 final int flags) { 12859 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12860 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12861 int returnCode = PackageManager.MOVE_SUCCEEDED; 12862 int currInstallFlags = 0; 12863 int newInstallFlags = 0; 12864 12865 File codeFile = null; 12866 String installerPackageName = null; 12867 String packageAbiOverride = null; 12868 12869 // reader 12870 synchronized (mPackages) { 12871 final PackageParser.Package pkg = mPackages.get(packageName); 12872 final PackageSetting ps = mSettings.mPackages.get(packageName); 12873 if (pkg == null || ps == null) { 12874 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12875 } else { 12876 // Disable moving fwd locked apps and system packages 12877 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12878 Slog.w(TAG, "Cannot move system application"); 12879 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12880 } else if (pkg.mOperationPending) { 12881 Slog.w(TAG, "Attempt to move package which has pending operations"); 12882 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12883 } else { 12884 // Find install location first 12885 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12886 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12887 Slog.w(TAG, "Ambigous flags specified for move location."); 12888 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12889 } else { 12890 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12891 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12892 currInstallFlags = isExternal(pkg) 12893 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12894 12895 if (newInstallFlags == currInstallFlags) { 12896 Slog.w(TAG, "No move required. Trying to move to same location"); 12897 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12898 } else { 12899 if (isForwardLocked(pkg)) { 12900 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12901 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12902 } 12903 } 12904 } 12905 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12906 pkg.mOperationPending = true; 12907 } 12908 } 12909 12910 codeFile = new File(pkg.codePath); 12911 installerPackageName = ps.installerPackageName; 12912 packageAbiOverride = ps.cpuAbiOverrideString; 12913 } 12914 } 12915 12916 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12917 try { 12918 observer.packageMoved(packageName, returnCode); 12919 } catch (RemoteException ignored) { 12920 } 12921 return; 12922 } 12923 12924 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12925 @Override 12926 public void onUserActionRequired(Intent intent) throws RemoteException { 12927 throw new IllegalStateException(); 12928 } 12929 12930 @Override 12931 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12932 Bundle extras) throws RemoteException { 12933 Slog.d(TAG, "Install result for move: " 12934 + PackageManager.installStatusToString(returnCode, msg)); 12935 12936 // We usually have a new package now after the install, but if 12937 // we failed we need to clear the pending flag on the original 12938 // package object. 12939 synchronized (mPackages) { 12940 final PackageParser.Package pkg = mPackages.get(packageName); 12941 if (pkg != null) { 12942 pkg.mOperationPending = false; 12943 } 12944 } 12945 12946 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12947 switch (status) { 12948 case PackageInstaller.STATUS_SUCCESS: 12949 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12950 break; 12951 case PackageInstaller.STATUS_FAILURE_STORAGE: 12952 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12953 break; 12954 default: 12955 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12956 break; 12957 } 12958 } 12959 }; 12960 12961 // Treat a move like reinstalling an existing app, which ensures that we 12962 // process everythign uniformly, like unpacking native libraries. 12963 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12964 12965 final Message msg = mHandler.obtainMessage(INIT_COPY); 12966 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12967 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12968 installerPackageName, null, user, packageAbiOverride); 12969 mHandler.sendMessage(msg); 12970 } 12971 12972 @Override 12973 public boolean setInstallLocation(int loc) { 12974 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12975 null); 12976 if (getInstallLocation() == loc) { 12977 return true; 12978 } 12979 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12980 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12981 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12982 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12983 return true; 12984 } 12985 return false; 12986 } 12987 12988 @Override 12989 public int getInstallLocation() { 12990 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12991 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12992 PackageHelper.APP_INSTALL_AUTO); 12993 } 12994 12995 /** Called by UserManagerService */ 12996 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12997 mDirtyUsers.remove(userHandle); 12998 mSettings.removeUserLPw(userHandle); 12999 mPendingBroadcasts.remove(userHandle); 13000 if (mInstaller != null) { 13001 // Technically, we shouldn't be doing this with the package lock 13002 // held. However, this is very rare, and there is already so much 13003 // other disk I/O going on, that we'll let it slide for now. 13004 mInstaller.removeUserDataDirs(userHandle); 13005 } 13006 mUserNeedsBadging.delete(userHandle); 13007 removeUnusedPackagesLILPw(userManager, userHandle); 13008 } 13009 13010 /** 13011 * We're removing userHandle and would like to remove any downloaded packages 13012 * that are no longer in use by any other user. 13013 * @param userHandle the user being removed 13014 */ 13015 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 13016 final boolean DEBUG_CLEAN_APKS = false; 13017 int [] users = userManager.getUserIdsLPr(); 13018 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 13019 while (psit.hasNext()) { 13020 PackageSetting ps = psit.next(); 13021 if (ps.pkg == null) { 13022 continue; 13023 } 13024 final String packageName = ps.pkg.packageName; 13025 // Skip over if system app 13026 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 13027 continue; 13028 } 13029 if (DEBUG_CLEAN_APKS) { 13030 Slog.i(TAG, "Checking package " + packageName); 13031 } 13032 boolean keep = false; 13033 for (int i = 0; i < users.length; i++) { 13034 if (users[i] != userHandle && ps.getInstalled(users[i])) { 13035 keep = true; 13036 if (DEBUG_CLEAN_APKS) { 13037 Slog.i(TAG, " Keeping package " + packageName + " for user " 13038 + users[i]); 13039 } 13040 break; 13041 } 13042 } 13043 if (!keep) { 13044 if (DEBUG_CLEAN_APKS) { 13045 Slog.i(TAG, " Removing package " + packageName); 13046 } 13047 mHandler.post(new Runnable() { 13048 public void run() { 13049 deletePackageX(packageName, userHandle, 0); 13050 } //end run 13051 }); 13052 } 13053 } 13054 } 13055 13056 /** Called by UserManagerService */ 13057 void createNewUserLILPw(int userHandle, File path) { 13058 if (mInstaller != null) { 13059 mInstaller.createUserConfig(userHandle); 13060 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13061 } 13062 } 13063 13064 @Override 13065 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13066 mContext.enforceCallingOrSelfPermission( 13067 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13068 "Only package verification agents can read the verifier device identity"); 13069 13070 synchronized (mPackages) { 13071 return mSettings.getVerifierDeviceIdentityLPw(); 13072 } 13073 } 13074 13075 @Override 13076 public void setPermissionEnforced(String permission, boolean enforced) { 13077 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13078 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13079 synchronized (mPackages) { 13080 if (mSettings.mReadExternalStorageEnforced == null 13081 || mSettings.mReadExternalStorageEnforced != enforced) { 13082 mSettings.mReadExternalStorageEnforced = enforced; 13083 mSettings.writeLPr(); 13084 } 13085 } 13086 // kill any non-foreground processes so we restart them and 13087 // grant/revoke the GID. 13088 final IActivityManager am = ActivityManagerNative.getDefault(); 13089 if (am != null) { 13090 final long token = Binder.clearCallingIdentity(); 13091 try { 13092 am.killProcessesBelowForeground("setPermissionEnforcement"); 13093 } catch (RemoteException e) { 13094 } finally { 13095 Binder.restoreCallingIdentity(token); 13096 } 13097 } 13098 } else { 13099 throw new IllegalArgumentException("No selective enforcement for " + permission); 13100 } 13101 } 13102 13103 @Override 13104 @Deprecated 13105 public boolean isPermissionEnforced(String permission) { 13106 return true; 13107 } 13108 13109 @Override 13110 public boolean isStorageLow() { 13111 final long token = Binder.clearCallingIdentity(); 13112 try { 13113 final DeviceStorageMonitorInternal 13114 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13115 if (dsm != null) { 13116 return dsm.isMemoryLow(); 13117 } else { 13118 return false; 13119 } 13120 } finally { 13121 Binder.restoreCallingIdentity(token); 13122 } 13123 } 13124 13125 @Override 13126 public IPackageInstaller getPackageInstaller() { 13127 return mInstallerService; 13128 } 13129 13130 private boolean userNeedsBadging(int userId) { 13131 int index = mUserNeedsBadging.indexOfKey(userId); 13132 if (index < 0) { 13133 final UserInfo userInfo; 13134 final long token = Binder.clearCallingIdentity(); 13135 try { 13136 userInfo = sUserManager.getUserInfo(userId); 13137 } finally { 13138 Binder.restoreCallingIdentity(token); 13139 } 13140 final boolean b; 13141 if (userInfo != null && userInfo.isManagedProfile()) { 13142 b = true; 13143 } else { 13144 b = false; 13145 } 13146 mUserNeedsBadging.put(userId, b); 13147 return b; 13148 } 13149 return mUserNeedsBadging.valueAt(index); 13150 } 13151 13152 @Override 13153 public KeySet getKeySetByAlias(String packageName, String alias) { 13154 if (packageName == null || alias == null) { 13155 return null; 13156 } 13157 synchronized(mPackages) { 13158 final PackageParser.Package pkg = mPackages.get(packageName); 13159 if (pkg == null) { 13160 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13161 throw new IllegalArgumentException("Unknown package: " + packageName); 13162 } 13163 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13164 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13165 } 13166 } 13167 13168 @Override 13169 public KeySet getSigningKeySet(String packageName) { 13170 if (packageName == null) { 13171 return null; 13172 } 13173 synchronized(mPackages) { 13174 final PackageParser.Package pkg = mPackages.get(packageName); 13175 if (pkg == null) { 13176 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13177 throw new IllegalArgumentException("Unknown package: " + packageName); 13178 } 13179 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13180 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13181 throw new SecurityException("May not access signing KeySet of other apps."); 13182 } 13183 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13184 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13185 } 13186 } 13187 13188 @Override 13189 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13190 if (packageName == null || ks == null) { 13191 return false; 13192 } 13193 synchronized(mPackages) { 13194 final PackageParser.Package pkg = mPackages.get(packageName); 13195 if (pkg == null) { 13196 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13197 throw new IllegalArgumentException("Unknown package: " + packageName); 13198 } 13199 IBinder ksh = ks.getToken(); 13200 if (ksh instanceof KeySetHandle) { 13201 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13202 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13203 } 13204 return false; 13205 } 13206 } 13207 13208 @Override 13209 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13210 if (packageName == null || ks == null) { 13211 return false; 13212 } 13213 synchronized(mPackages) { 13214 final PackageParser.Package pkg = mPackages.get(packageName); 13215 if (pkg == null) { 13216 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13217 throw new IllegalArgumentException("Unknown package: " + packageName); 13218 } 13219 IBinder ksh = ks.getToken(); 13220 if (ksh instanceof KeySetHandle) { 13221 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13222 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13223 } 13224 return false; 13225 } 13226 } 13227} 13228