PackageManagerService.java revision 1b88da54a684cf12f36b74bbc7c9548f35180fbe
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.Manifest.permission.INSTALL_PACKAGES; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 28import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 29import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 30import static android.content.pm.PackageParser.isApkFile; 31import static android.os.Process.PACKAGE_INFO_GID; 32import static android.os.Process.SYSTEM_UID; 33import static android.system.OsConstants.O_CREAT; 34import static android.system.OsConstants.EEXIST; 35import static android.system.OsConstants.O_EXCL; 36import static android.system.OsConstants.O_RDWR; 37import static android.system.OsConstants.O_WRONLY; 38import static android.system.OsConstants.S_IRGRP; 39import static android.system.OsConstants.S_IROTH; 40import static android.system.OsConstants.S_IRWXU; 41import static android.system.OsConstants.S_IXGRP; 42import static android.system.OsConstants.S_IXOTH; 43import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 44import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 45import static com.android.internal.util.ArrayUtils.appendInt; 46import static com.android.internal.util.ArrayUtils.removeInt; 47 48import android.util.ArrayMap; 49 50import com.android.internal.R; 51import com.android.internal.app.IMediaContainerService; 52import com.android.internal.app.ResolverActivity; 53import com.android.internal.content.NativeLibraryHelper; 54import com.android.internal.content.PackageHelper; 55import com.android.internal.os.IParcelFileDescriptorFactory; 56import com.android.internal.util.ArrayUtils; 57import com.android.internal.util.FastPrintWriter; 58import com.android.internal.util.FastXmlSerializer; 59import com.android.internal.util.Preconditions; 60import com.android.internal.util.XmlUtils; 61import com.android.server.EventLogTags; 62import com.android.server.IntentResolver; 63import com.android.server.LocalServices; 64import com.android.server.ServiceThread; 65import com.android.server.SystemConfig; 66import com.android.server.Watchdog; 67import com.android.server.pm.Settings.DatabaseVersion; 68import com.android.server.storage.DeviceStorageMonitorInternal; 69 70import org.xmlpull.v1.XmlPullParser; 71import org.xmlpull.v1.XmlPullParserException; 72import org.xmlpull.v1.XmlSerializer; 73 74import android.app.ActivityManager; 75import android.app.ActivityManagerNative; 76import android.app.IActivityManager; 77import android.app.PackageInstallObserver; 78import android.app.admin.IDevicePolicyManager; 79import android.app.backup.IBackupManager; 80import android.content.BroadcastReceiver; 81import android.content.ComponentName; 82import android.content.Context; 83import android.content.IIntentReceiver; 84import android.content.Intent; 85import android.content.IntentFilter; 86import android.content.IntentSender; 87import android.content.IntentSender.SendIntentException; 88import android.content.ServiceConnection; 89import android.content.pm.ActivityInfo; 90import android.content.pm.ApplicationInfo; 91import android.content.pm.FeatureInfo; 92import android.content.pm.IPackageDataObserver; 93import android.content.pm.IPackageDeleteObserver; 94import android.content.pm.IPackageInstallObserver; 95import android.content.pm.IPackageInstallObserver2; 96import android.content.pm.IPackageInstaller; 97import android.content.pm.IPackageManager; 98import android.content.pm.IPackageMoveObserver; 99import android.content.pm.IPackageStatsObserver; 100import android.content.pm.InstrumentationInfo; 101import android.content.pm.ManifestDigest; 102import android.content.pm.PackageCleanItem; 103import android.content.pm.PackageInfo; 104import android.content.pm.PackageInfoLite; 105import android.content.pm.PackageInstallerParams; 106import android.content.pm.PackageManager; 107import android.content.pm.PackageParser.ActivityIntentInfo; 108import android.content.pm.PackageParser.PackageLite; 109import android.content.pm.PackageParser.PackageParserException; 110import android.content.pm.PackageParser; 111import android.content.pm.PackageStats; 112import android.content.pm.PackageUserState; 113import android.content.pm.ParceledListSlice; 114import android.content.pm.PermissionGroupInfo; 115import android.content.pm.PermissionInfo; 116import android.content.pm.ProviderInfo; 117import android.content.pm.ResolveInfo; 118import android.content.pm.ServiceInfo; 119import android.content.pm.Signature; 120import android.content.pm.UserInfo; 121import android.content.pm.VerificationParams; 122import android.content.pm.VerifierDeviceIdentity; 123import android.content.pm.VerifierInfo; 124import android.content.res.Resources; 125import android.hardware.display.DisplayManager; 126import android.net.Uri; 127import android.os.Binder; 128import android.os.Build; 129import android.os.Bundle; 130import android.os.Environment; 131import android.os.Environment.UserEnvironment; 132import android.os.FileObserver; 133import android.os.FileUtils; 134import android.os.Handler; 135import android.os.IBinder; 136import android.os.Looper; 137import android.os.Message; 138import android.os.Parcel; 139import android.os.ParcelFileDescriptor; 140import android.os.Process; 141import android.os.RemoteException; 142import android.os.SELinux; 143import android.os.ServiceManager; 144import android.os.SystemClock; 145import android.os.SystemProperties; 146import android.os.UserHandle; 147import android.os.UserManager; 148import android.security.KeyStore; 149import android.security.SystemKeyStore; 150import android.system.ErrnoException; 151import android.system.Os; 152import android.system.OsConstants; 153import android.system.StructStat; 154import android.text.TextUtils; 155import android.util.ArraySet; 156import android.util.AtomicFile; 157import android.util.DisplayMetrics; 158import android.util.EventLog; 159import android.util.Log; 160import android.util.LogPrinter; 161import android.util.PrintStreamPrinter; 162import android.util.Slog; 163import android.util.SparseArray; 164import android.util.SparseBooleanArray; 165import android.util.Xml; 166import android.view.Display; 167 168import java.io.BufferedInputStream; 169import java.io.BufferedOutputStream; 170import java.io.File; 171import java.io.FileDescriptor; 172import java.io.FileInputStream; 173import java.io.FileNotFoundException; 174import java.io.FileOutputStream; 175import java.io.FileReader; 176import java.io.FilenameFilter; 177import java.io.IOException; 178import java.io.InputStream; 179import java.io.PrintWriter; 180import java.nio.charset.StandardCharsets; 181import java.security.NoSuchAlgorithmException; 182import java.security.PublicKey; 183import java.security.cert.CertificateEncodingException; 184import java.security.cert.CertificateException; 185import java.text.SimpleDateFormat; 186import java.util.ArrayList; 187import java.util.Arrays; 188import java.util.Collection; 189import java.util.Collections; 190import java.util.Comparator; 191import java.util.Date; 192import java.util.HashMap; 193import java.util.HashSet; 194import java.util.Iterator; 195import java.util.List; 196import java.util.Map; 197import java.util.Random; 198import java.util.Set; 199import java.util.concurrent.atomic.AtomicBoolean; 200import java.util.concurrent.atomic.AtomicLong; 201 202import dalvik.system.DexFile; 203import dalvik.system.StaleDexCacheError; 204import dalvik.system.VMRuntime; 205 206import libcore.io.IoUtils; 207import libcore.io.Libcore; 208 209/** 210 * Keep track of all those .apks everywhere. 211 * 212 * This is very central to the platform's security; please run the unit 213 * tests whenever making modifications here: 214 * 215mmm frameworks/base/tests/AndroidTests 216adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 217adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 218 * 219 * {@hide} 220 */ 221public class PackageManagerService extends IPackageManager.Stub { 222 static final String TAG = "PackageManager"; 223 static final boolean DEBUG_SETTINGS = false; 224 static final boolean DEBUG_PREFERRED = false; 225 static final boolean DEBUG_UPGRADE = false; 226 private static final boolean DEBUG_INSTALL = false; 227 private static final boolean DEBUG_REMOVE = false; 228 private static final boolean DEBUG_BROADCASTS = false; 229 private static final boolean DEBUG_SHOW_INFO = false; 230 private static final boolean DEBUG_PACKAGE_INFO = false; 231 private static final boolean DEBUG_INTENT_MATCHING = false; 232 private static final boolean DEBUG_PACKAGE_SCANNING = false; 233 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 234 private static final boolean DEBUG_VERIFY = false; 235 private static final boolean DEBUG_DEXOPT = false; 236 237 private static final int RADIO_UID = Process.PHONE_UID; 238 private static final int LOG_UID = Process.LOG_UID; 239 private static final int NFC_UID = Process.NFC_UID; 240 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 241 private static final int SHELL_UID = Process.SHELL_UID; 242 243 // Cap the size of permission trees that 3rd party apps can define 244 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 245 246 private static final int REMOVE_EVENTS = 247 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 248 private static final int ADD_EVENTS = 249 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 250 251 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 252 // Suffix used during package installation when copying/moving 253 // package apks to install directory. 254 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 255 256 static final int SCAN_MONITOR = 1<<0; 257 static final int SCAN_NO_DEX = 1<<1; 258 static final int SCAN_FORCE_DEX = 1<<2; 259 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 260 static final int SCAN_NEW_INSTALL = 1<<4; 261 static final int SCAN_NO_PATHS = 1<<5; 262 static final int SCAN_UPDATE_TIME = 1<<6; 263 static final int SCAN_DEFER_DEX = 1<<7; 264 static final int SCAN_BOOTING = 1<<8; 265 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 266 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 267 268 static final int REMOVE_CHATTY = 1<<16; 269 270 /** 271 * Timeout (in milliseconds) after which the watchdog should declare that 272 * our handler thread is wedged. The usual default for such things is one 273 * minute but we sometimes do very lengthy I/O operations on this thread, 274 * such as installing multi-gigabyte applications, so ours needs to be longer. 275 */ 276 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 277 278 /** 279 * Whether verification is enabled by default. 280 */ 281 private static final boolean DEFAULT_VERIFY_ENABLE = true; 282 283 /** 284 * The default maximum time to wait for the verification agent to return in 285 * milliseconds. 286 */ 287 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 288 289 /** 290 * The default response for package verification timeout. 291 * 292 * This can be either PackageManager.VERIFICATION_ALLOW or 293 * PackageManager.VERIFICATION_REJECT. 294 */ 295 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 296 297 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 298 299 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 300 DEFAULT_CONTAINER_PACKAGE, 301 "com.android.defcontainer.DefaultContainerService"); 302 303 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 304 305 private static final String LIB_DIR_NAME = "lib"; 306 private static final String LIB64_DIR_NAME = "lib64"; 307 308 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 309 310 static final String mTempContainerPrefix = "smdl2tmp"; 311 312 private static String sPreferredInstructionSet; 313 314 final ServiceThread mHandlerThread; 315 316 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 317 private static final String IDMAP_SUFFIX = "@idmap"; 318 319 final PackageHandler mHandler; 320 321 final int mSdkVersion = Build.VERSION.SDK_INT; 322 323 final Context mContext; 324 final boolean mFactoryTest; 325 final boolean mOnlyCore; 326 final DisplayMetrics mMetrics; 327 final int mDefParseFlags; 328 final String[] mSeparateProcesses; 329 330 // This is where all application persistent data goes. 331 final File mAppDataDir; 332 333 // This is where all application persistent data goes for secondary users. 334 final File mUserAppDataDir; 335 336 /** The location for ASEC container files on internal storage. */ 337 final String mAsecInternalPath; 338 339 // This is the object monitoring the framework dir. 340 final FileObserver mFrameworkInstallObserver; 341 342 // This is the object monitoring the system app dir. 343 final FileObserver mSystemInstallObserver; 344 345 // This is the object monitoring the privileged system app dir. 346 final FileObserver mPrivilegedInstallObserver; 347 348 // This is the object monitoring the vendor app dir. 349 final FileObserver mVendorInstallObserver; 350 351 // This is the object monitoring the vendor overlay package dir. 352 final FileObserver mVendorOverlayInstallObserver; 353 354 // This is the object monitoring the OEM app dir. 355 final FileObserver mOemInstallObserver; 356 357 // This is the object monitoring mAppInstallDir. 358 final FileObserver mAppInstallObserver; 359 360 // This is the object monitoring mDrmAppPrivateInstallDir. 361 final FileObserver mDrmAppInstallObserver; 362 363 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 364 // LOCK HELD. Can be called with mInstallLock held. 365 final Installer mInstaller; 366 367 /** Directory where installed third-party apps stored */ 368 final File mAppInstallDir; 369 370 /** 371 * Directory to which applications installed internally have native 372 * libraries copied. 373 */ 374 private File mAppLibInstallDir; 375 376 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 377 // apps. 378 final File mDrmAppPrivateInstallDir; 379 380 // ---------------------------------------------------------------- 381 382 // Lock for state used when installing and doing other long running 383 // operations. Methods that must be called with this lock held have 384 // the suffix "LI". 385 final Object mInstallLock = new Object(); 386 387 // These are the directories in the 3rd party applications installed dir 388 // that we have currently loaded packages from. Keys are the application's 389 // installed zip file (absolute codePath), and values are Package. 390 final HashMap<String, PackageParser.Package> mAppDirs = 391 new HashMap<String, PackageParser.Package>(); 392 393 // Information for the parser to write more useful error messages. 394 int mLastScanError; 395 396 // ---------------------------------------------------------------- 397 398 // Keys are String (package name), values are Package. This also serves 399 // as the lock for the global state. Methods that must be called with 400 // this lock held have the prefix "LP". 401 final HashMap<String, PackageParser.Package> mPackages = 402 new HashMap<String, PackageParser.Package>(); 403 404 // Tracks available target package names -> overlay package paths. 405 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 406 new HashMap<String, HashMap<String, PackageParser.Package>>(); 407 408 final Settings mSettings; 409 boolean mRestoredSettings; 410 411 // System configuration read by SystemConfig. 412 final int[] mGlobalGids; 413 final SparseArray<HashSet<String>> mSystemPermissions; 414 final HashMap<String, FeatureInfo> mAvailableFeatures; 415 416 // If mac_permissions.xml was found for seinfo labeling. 417 boolean mFoundPolicyFile; 418 419 // If a recursive restorecon of /data/data/<pkg> is needed. 420 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 421 422 public static final class SharedLibraryEntry { 423 public final String path; 424 public final String apk; 425 426 SharedLibraryEntry(String _path, String _apk) { 427 path = _path; 428 apk = _apk; 429 } 430 } 431 432 // Currently known shared libraries. 433 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 434 new HashMap<String, SharedLibraryEntry>(); 435 436 // All available activities, for your resolving pleasure. 437 final ActivityIntentResolver mActivities = 438 new ActivityIntentResolver(); 439 440 // All available receivers, for your resolving pleasure. 441 final ActivityIntentResolver mReceivers = 442 new ActivityIntentResolver(); 443 444 // All available services, for your resolving pleasure. 445 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 446 447 // All available providers, for your resolving pleasure. 448 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 449 450 // Mapping from provider base names (first directory in content URI codePath) 451 // to the provider information. 452 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 453 new HashMap<String, PackageParser.Provider>(); 454 455 // Mapping from instrumentation class names to info about them. 456 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 457 new HashMap<ComponentName, PackageParser.Instrumentation>(); 458 459 // Mapping from permission names to info about them. 460 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 461 new HashMap<String, PackageParser.PermissionGroup>(); 462 463 // Packages whose data we have transfered into another package, thus 464 // should no longer exist. 465 final HashSet<String> mTransferedPackages = new HashSet<String>(); 466 467 // Broadcast actions that are only available to the system. 468 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 469 470 /** List of packages waiting for verification. */ 471 final SparseArray<PackageVerificationState> mPendingVerification 472 = new SparseArray<PackageVerificationState>(); 473 474 final PackageInstallerService mInstallerService; 475 476 HashSet<PackageParser.Package> mDeferredDexOpt = null; 477 478 // Cache of users who need badging. 479 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 480 481 /** Token for keys in mPendingVerification. */ 482 private int mPendingVerificationToken = 0; 483 484 boolean mSystemReady; 485 boolean mSafeMode; 486 boolean mHasSystemUidErrors; 487 488 ApplicationInfo mAndroidApplication; 489 final ActivityInfo mResolveActivity = new ActivityInfo(); 490 final ResolveInfo mResolveInfo = new ResolveInfo(); 491 ComponentName mResolveComponentName; 492 PackageParser.Package mPlatformPackage; 493 ComponentName mCustomResolverComponentName; 494 495 boolean mResolverReplaced = false; 496 497 // Set of pending broadcasts for aggregating enable/disable of components. 498 static class PendingPackageBroadcasts { 499 // for each user id, a map of <package name -> components within that package> 500 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 501 502 public PendingPackageBroadcasts() { 503 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 504 } 505 506 public ArrayList<String> get(int userId, String packageName) { 507 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 508 return packages.get(packageName); 509 } 510 511 public void put(int userId, String packageName, ArrayList<String> components) { 512 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 513 packages.put(packageName, components); 514 } 515 516 public void remove(int userId, String packageName) { 517 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 518 if (packages != null) { 519 packages.remove(packageName); 520 } 521 } 522 523 public void remove(int userId) { 524 mUidMap.remove(userId); 525 } 526 527 public int userIdCount() { 528 return mUidMap.size(); 529 } 530 531 public int userIdAt(int n) { 532 return mUidMap.keyAt(n); 533 } 534 535 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 536 return mUidMap.get(userId); 537 } 538 539 public int size() { 540 // total number of pending broadcast entries across all userIds 541 int num = 0; 542 for (int i = 0; i< mUidMap.size(); i++) { 543 num += mUidMap.valueAt(i).size(); 544 } 545 return num; 546 } 547 548 public void clear() { 549 mUidMap.clear(); 550 } 551 552 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 553 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 554 if (map == null) { 555 map = new HashMap<String, ArrayList<String>>(); 556 mUidMap.put(userId, map); 557 } 558 return map; 559 } 560 } 561 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 562 563 // Service Connection to remote media container service to copy 564 // package uri's from external media onto secure containers 565 // or internal storage. 566 private IMediaContainerService mContainerService = null; 567 568 static final int SEND_PENDING_BROADCAST = 1; 569 static final int MCS_BOUND = 3; 570 static final int END_COPY = 4; 571 static final int INIT_COPY = 5; 572 static final int MCS_UNBIND = 6; 573 static final int START_CLEANING_PACKAGE = 7; 574 static final int FIND_INSTALL_LOC = 8; 575 static final int POST_INSTALL = 9; 576 static final int MCS_RECONNECT = 10; 577 static final int MCS_GIVE_UP = 11; 578 static final int UPDATED_MEDIA_STATUS = 12; 579 static final int WRITE_SETTINGS = 13; 580 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 581 static final int PACKAGE_VERIFIED = 15; 582 static final int CHECK_PENDING_VERIFICATION = 16; 583 584 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 585 586 // Delay time in millisecs 587 static final int BROADCAST_DELAY = 10 * 1000; 588 589 static UserManagerService sUserManager; 590 591 // Stores a list of users whose package restrictions file needs to be updated 592 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 593 594 final private DefaultContainerConnection mDefContainerConn = 595 new DefaultContainerConnection(); 596 class DefaultContainerConnection implements ServiceConnection { 597 public void onServiceConnected(ComponentName name, IBinder service) { 598 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 599 IMediaContainerService imcs = 600 IMediaContainerService.Stub.asInterface(service); 601 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 602 } 603 604 public void onServiceDisconnected(ComponentName name) { 605 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 606 } 607 }; 608 609 // Recordkeeping of restore-after-install operations that are currently in flight 610 // between the Package Manager and the Backup Manager 611 class PostInstallData { 612 public InstallArgs args; 613 public PackageInstalledInfo res; 614 615 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 616 args = _a; 617 res = _r; 618 } 619 }; 620 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 621 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 622 623 private final String mRequiredVerifierPackage; 624 625 private final PackageUsage mPackageUsage = new PackageUsage(); 626 627 private class PackageUsage { 628 private static final int WRITE_INTERVAL 629 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 630 631 private final Object mFileLock = new Object(); 632 private final AtomicLong mLastWritten = new AtomicLong(0); 633 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 634 635 private boolean mIsHistoricalPackageUsageAvailable = true; 636 637 boolean isHistoricalPackageUsageAvailable() { 638 return mIsHistoricalPackageUsageAvailable; 639 } 640 641 void write(boolean force) { 642 if (force) { 643 writeInternal(); 644 return; 645 } 646 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 647 && !DEBUG_DEXOPT) { 648 return; 649 } 650 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 651 new Thread("PackageUsage_DiskWriter") { 652 @Override 653 public void run() { 654 try { 655 writeInternal(); 656 } finally { 657 mBackgroundWriteRunning.set(false); 658 } 659 } 660 }.start(); 661 } 662 } 663 664 private void writeInternal() { 665 synchronized (mPackages) { 666 synchronized (mFileLock) { 667 AtomicFile file = getFile(); 668 FileOutputStream f = null; 669 try { 670 f = file.startWrite(); 671 BufferedOutputStream out = new BufferedOutputStream(f); 672 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 673 StringBuilder sb = new StringBuilder(); 674 for (PackageParser.Package pkg : mPackages.values()) { 675 if (pkg.mLastPackageUsageTimeInMills == 0) { 676 continue; 677 } 678 sb.setLength(0); 679 sb.append(pkg.packageName); 680 sb.append(' '); 681 sb.append((long)pkg.mLastPackageUsageTimeInMills); 682 sb.append('\n'); 683 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 684 } 685 out.flush(); 686 file.finishWrite(f); 687 } catch (IOException e) { 688 if (f != null) { 689 file.failWrite(f); 690 } 691 Log.e(TAG, "Failed to write package usage times", e); 692 } 693 } 694 } 695 mLastWritten.set(SystemClock.elapsedRealtime()); 696 } 697 698 void readLP() { 699 synchronized (mFileLock) { 700 AtomicFile file = getFile(); 701 BufferedInputStream in = null; 702 try { 703 in = new BufferedInputStream(file.openRead()); 704 StringBuffer sb = new StringBuffer(); 705 while (true) { 706 String packageName = readToken(in, sb, ' '); 707 if (packageName == null) { 708 break; 709 } 710 String timeInMillisString = readToken(in, sb, '\n'); 711 if (timeInMillisString == null) { 712 throw new IOException("Failed to find last usage time for package " 713 + packageName); 714 } 715 PackageParser.Package pkg = mPackages.get(packageName); 716 if (pkg == null) { 717 continue; 718 } 719 long timeInMillis; 720 try { 721 timeInMillis = Long.parseLong(timeInMillisString.toString()); 722 } catch (NumberFormatException e) { 723 throw new IOException("Failed to parse " + timeInMillisString 724 + " as a long.", e); 725 } 726 pkg.mLastPackageUsageTimeInMills = timeInMillis; 727 } 728 } catch (FileNotFoundException expected) { 729 mIsHistoricalPackageUsageAvailable = false; 730 } catch (IOException e) { 731 Log.w(TAG, "Failed to read package usage times", e); 732 } finally { 733 IoUtils.closeQuietly(in); 734 } 735 } 736 mLastWritten.set(SystemClock.elapsedRealtime()); 737 } 738 739 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 740 throws IOException { 741 sb.setLength(0); 742 while (true) { 743 int ch = in.read(); 744 if (ch == -1) { 745 if (sb.length() == 0) { 746 return null; 747 } 748 throw new IOException("Unexpected EOF"); 749 } 750 if (ch == endOfToken) { 751 return sb.toString(); 752 } 753 sb.append((char)ch); 754 } 755 } 756 757 private AtomicFile getFile() { 758 File dataDir = Environment.getDataDirectory(); 759 File systemDir = new File(dataDir, "system"); 760 File fname = new File(systemDir, "package-usage.list"); 761 return new AtomicFile(fname); 762 } 763 } 764 765 class PackageHandler extends Handler { 766 private boolean mBound = false; 767 final ArrayList<HandlerParams> mPendingInstalls = 768 new ArrayList<HandlerParams>(); 769 770 private boolean connectToService() { 771 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 772 " DefaultContainerService"); 773 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 774 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 775 if (mContext.bindServiceAsUser(service, mDefContainerConn, 776 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 777 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 778 mBound = true; 779 return true; 780 } 781 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 782 return false; 783 } 784 785 private void disconnectService() { 786 mContainerService = null; 787 mBound = false; 788 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 789 mContext.unbindService(mDefContainerConn); 790 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 791 } 792 793 PackageHandler(Looper looper) { 794 super(looper); 795 } 796 797 public void handleMessage(Message msg) { 798 try { 799 doHandleMessage(msg); 800 } finally { 801 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 802 } 803 } 804 805 void doHandleMessage(Message msg) { 806 switch (msg.what) { 807 case INIT_COPY: { 808 HandlerParams params = (HandlerParams) msg.obj; 809 int idx = mPendingInstalls.size(); 810 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 811 // If a bind was already initiated we dont really 812 // need to do anything. The pending install 813 // will be processed later on. 814 if (!mBound) { 815 // If this is the only one pending we might 816 // have to bind to the service again. 817 if (!connectToService()) { 818 Slog.e(TAG, "Failed to bind to media container service"); 819 params.serviceError(); 820 return; 821 } else { 822 // Once we bind to the service, the first 823 // pending request will be processed. 824 mPendingInstalls.add(idx, params); 825 } 826 } else { 827 mPendingInstalls.add(idx, params); 828 // Already bound to the service. Just make 829 // sure we trigger off processing the first request. 830 if (idx == 0) { 831 mHandler.sendEmptyMessage(MCS_BOUND); 832 } 833 } 834 break; 835 } 836 case MCS_BOUND: { 837 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 838 if (msg.obj != null) { 839 mContainerService = (IMediaContainerService) msg.obj; 840 } 841 if (mContainerService == null) { 842 // Something seriously wrong. Bail out 843 Slog.e(TAG, "Cannot bind to media container service"); 844 for (HandlerParams params : mPendingInstalls) { 845 // Indicate service bind error 846 params.serviceError(); 847 } 848 mPendingInstalls.clear(); 849 } else if (mPendingInstalls.size() > 0) { 850 HandlerParams params = mPendingInstalls.get(0); 851 if (params != null) { 852 if (params.startCopy()) { 853 // We are done... look for more work or to 854 // go idle. 855 if (DEBUG_SD_INSTALL) Log.i(TAG, 856 "Checking for more work or unbind..."); 857 // Delete pending install 858 if (mPendingInstalls.size() > 0) { 859 mPendingInstalls.remove(0); 860 } 861 if (mPendingInstalls.size() == 0) { 862 if (mBound) { 863 if (DEBUG_SD_INSTALL) Log.i(TAG, 864 "Posting delayed MCS_UNBIND"); 865 removeMessages(MCS_UNBIND); 866 Message ubmsg = obtainMessage(MCS_UNBIND); 867 // Unbind after a little delay, to avoid 868 // continual thrashing. 869 sendMessageDelayed(ubmsg, 10000); 870 } 871 } else { 872 // There are more pending requests in queue. 873 // Just post MCS_BOUND message to trigger processing 874 // of next pending install. 875 if (DEBUG_SD_INSTALL) Log.i(TAG, 876 "Posting MCS_BOUND for next work"); 877 mHandler.sendEmptyMessage(MCS_BOUND); 878 } 879 } 880 } 881 } else { 882 // Should never happen ideally. 883 Slog.w(TAG, "Empty queue"); 884 } 885 break; 886 } 887 case MCS_RECONNECT: { 888 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 889 if (mPendingInstalls.size() > 0) { 890 if (mBound) { 891 disconnectService(); 892 } 893 if (!connectToService()) { 894 Slog.e(TAG, "Failed to bind to media container service"); 895 for (HandlerParams params : mPendingInstalls) { 896 // Indicate service bind error 897 params.serviceError(); 898 } 899 mPendingInstalls.clear(); 900 } 901 } 902 break; 903 } 904 case MCS_UNBIND: { 905 // If there is no actual work left, then time to unbind. 906 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 907 908 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 909 if (mBound) { 910 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 911 912 disconnectService(); 913 } 914 } else if (mPendingInstalls.size() > 0) { 915 // There are more pending requests in queue. 916 // Just post MCS_BOUND message to trigger processing 917 // of next pending install. 918 mHandler.sendEmptyMessage(MCS_BOUND); 919 } 920 921 break; 922 } 923 case MCS_GIVE_UP: { 924 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 925 mPendingInstalls.remove(0); 926 break; 927 } 928 case SEND_PENDING_BROADCAST: { 929 String packages[]; 930 ArrayList<String> components[]; 931 int size = 0; 932 int uids[]; 933 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 934 synchronized (mPackages) { 935 if (mPendingBroadcasts == null) { 936 return; 937 } 938 size = mPendingBroadcasts.size(); 939 if (size <= 0) { 940 // Nothing to be done. Just return 941 return; 942 } 943 packages = new String[size]; 944 components = new ArrayList[size]; 945 uids = new int[size]; 946 int i = 0; // filling out the above arrays 947 948 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 949 int packageUserId = mPendingBroadcasts.userIdAt(n); 950 Iterator<Map.Entry<String, ArrayList<String>>> it 951 = mPendingBroadcasts.packagesForUserId(packageUserId) 952 .entrySet().iterator(); 953 while (it.hasNext() && i < size) { 954 Map.Entry<String, ArrayList<String>> ent = it.next(); 955 packages[i] = ent.getKey(); 956 components[i] = ent.getValue(); 957 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 958 uids[i] = (ps != null) 959 ? UserHandle.getUid(packageUserId, ps.appId) 960 : -1; 961 i++; 962 } 963 } 964 size = i; 965 mPendingBroadcasts.clear(); 966 } 967 // Send broadcasts 968 for (int i = 0; i < size; i++) { 969 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 970 } 971 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 972 break; 973 } 974 case START_CLEANING_PACKAGE: { 975 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 976 final String packageName = (String)msg.obj; 977 final int userId = msg.arg1; 978 final boolean andCode = msg.arg2 != 0; 979 synchronized (mPackages) { 980 if (userId == UserHandle.USER_ALL) { 981 int[] users = sUserManager.getUserIds(); 982 for (int user : users) { 983 mSettings.addPackageToCleanLPw( 984 new PackageCleanItem(user, packageName, andCode)); 985 } 986 } else { 987 mSettings.addPackageToCleanLPw( 988 new PackageCleanItem(userId, packageName, andCode)); 989 } 990 } 991 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 992 startCleaningPackages(); 993 } break; 994 case POST_INSTALL: { 995 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 996 PostInstallData data = mRunningInstalls.get(msg.arg1); 997 mRunningInstalls.delete(msg.arg1); 998 boolean deleteOld = false; 999 1000 if (data != null) { 1001 InstallArgs args = data.args; 1002 PackageInstalledInfo res = data.res; 1003 1004 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1005 res.removedInfo.sendBroadcast(false, true, false); 1006 Bundle extras = new Bundle(1); 1007 extras.putInt(Intent.EXTRA_UID, res.uid); 1008 // Determine the set of users who are adding this 1009 // package for the first time vs. those who are seeing 1010 // an update. 1011 int[] firstUsers; 1012 int[] updateUsers = new int[0]; 1013 if (res.origUsers == null || res.origUsers.length == 0) { 1014 firstUsers = res.newUsers; 1015 } else { 1016 firstUsers = new int[0]; 1017 for (int i=0; i<res.newUsers.length; i++) { 1018 int user = res.newUsers[i]; 1019 boolean isNew = true; 1020 for (int j=0; j<res.origUsers.length; j++) { 1021 if (res.origUsers[j] == user) { 1022 isNew = false; 1023 break; 1024 } 1025 } 1026 if (isNew) { 1027 int[] newFirst = new int[firstUsers.length+1]; 1028 System.arraycopy(firstUsers, 0, newFirst, 0, 1029 firstUsers.length); 1030 newFirst[firstUsers.length] = user; 1031 firstUsers = newFirst; 1032 } else { 1033 int[] newUpdate = new int[updateUsers.length+1]; 1034 System.arraycopy(updateUsers, 0, newUpdate, 0, 1035 updateUsers.length); 1036 newUpdate[updateUsers.length] = user; 1037 updateUsers = newUpdate; 1038 } 1039 } 1040 } 1041 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1042 res.pkg.applicationInfo.packageName, 1043 extras, null, null, firstUsers); 1044 final boolean update = res.removedInfo.removedPackage != null; 1045 if (update) { 1046 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1047 } 1048 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1049 res.pkg.applicationInfo.packageName, 1050 extras, null, null, updateUsers); 1051 if (update) { 1052 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1053 res.pkg.applicationInfo.packageName, 1054 extras, null, null, updateUsers); 1055 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1056 null, null, 1057 res.pkg.applicationInfo.packageName, null, updateUsers); 1058 1059 // treat asec-hosted packages like removable media on upgrade 1060 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1061 if (DEBUG_INSTALL) { 1062 Slog.i(TAG, "upgrading pkg " + res.pkg 1063 + " is ASEC-hosted -> AVAILABLE"); 1064 } 1065 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1066 ArrayList<String> pkgList = new ArrayList<String>(1); 1067 pkgList.add(res.pkg.applicationInfo.packageName); 1068 sendResourcesChangedBroadcast(true, true, 1069 pkgList,uidArray, null); 1070 } 1071 } 1072 if (res.removedInfo.args != null) { 1073 // Remove the replaced package's older resources safely now 1074 deleteOld = true; 1075 } 1076 1077 // Log current value of "unknown sources" setting 1078 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1079 getUnknownSourcesSettings()); 1080 } 1081 // Force a gc to clear up things 1082 Runtime.getRuntime().gc(); 1083 // We delete after a gc for applications on sdcard. 1084 if (deleteOld) { 1085 synchronized (mInstallLock) { 1086 res.removedInfo.args.doPostDeleteLI(true); 1087 } 1088 } 1089 if (args.observer != null) { 1090 try { 1091 Bundle extras = extrasForInstallResult(res); 1092 args.observer.packageInstalled(res.name, extras, res.returnCode); 1093 } catch (RemoteException e) { 1094 Slog.i(TAG, "Observer no longer exists."); 1095 } 1096 } 1097 } else { 1098 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1099 } 1100 } break; 1101 case UPDATED_MEDIA_STATUS: { 1102 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1103 boolean reportStatus = msg.arg1 == 1; 1104 boolean doGc = msg.arg2 == 1; 1105 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1106 if (doGc) { 1107 // Force a gc to clear up stale containers. 1108 Runtime.getRuntime().gc(); 1109 } 1110 if (msg.obj != null) { 1111 @SuppressWarnings("unchecked") 1112 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1113 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1114 // Unload containers 1115 unloadAllContainers(args); 1116 } 1117 if (reportStatus) { 1118 try { 1119 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1120 PackageHelper.getMountService().finishMediaUpdate(); 1121 } catch (RemoteException e) { 1122 Log.e(TAG, "MountService not running?"); 1123 } 1124 } 1125 } break; 1126 case WRITE_SETTINGS: { 1127 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1128 synchronized (mPackages) { 1129 removeMessages(WRITE_SETTINGS); 1130 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1131 mSettings.writeLPr(); 1132 mDirtyUsers.clear(); 1133 } 1134 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1135 } break; 1136 case WRITE_PACKAGE_RESTRICTIONS: { 1137 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1138 synchronized (mPackages) { 1139 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1140 for (int userId : mDirtyUsers) { 1141 mSettings.writePackageRestrictionsLPr(userId); 1142 } 1143 mDirtyUsers.clear(); 1144 } 1145 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1146 } break; 1147 case CHECK_PENDING_VERIFICATION: { 1148 final int verificationId = msg.arg1; 1149 final PackageVerificationState state = mPendingVerification.get(verificationId); 1150 1151 if ((state != null) && !state.timeoutExtended()) { 1152 final InstallArgs args = state.getInstallArgs(); 1153 final Uri originUri = Uri.fromFile(args.originFile); 1154 1155 Slog.i(TAG, "Verification timed out for " + originUri); 1156 mPendingVerification.remove(verificationId); 1157 1158 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1159 1160 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1161 Slog.i(TAG, "Continuing with installation of " + originUri); 1162 state.setVerifierResponse(Binder.getCallingUid(), 1163 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1164 broadcastPackageVerified(verificationId, originUri, 1165 PackageManager.VERIFICATION_ALLOW, 1166 state.getInstallArgs().getUser()); 1167 try { 1168 ret = args.copyApk(mContainerService, true); 1169 } catch (RemoteException e) { 1170 Slog.e(TAG, "Could not contact the ContainerService"); 1171 } 1172 } else { 1173 broadcastPackageVerified(verificationId, originUri, 1174 PackageManager.VERIFICATION_REJECT, 1175 state.getInstallArgs().getUser()); 1176 } 1177 1178 processPendingInstall(args, ret); 1179 mHandler.sendEmptyMessage(MCS_UNBIND); 1180 } 1181 break; 1182 } 1183 case PACKAGE_VERIFIED: { 1184 final int verificationId = msg.arg1; 1185 1186 final PackageVerificationState state = mPendingVerification.get(verificationId); 1187 if (state == null) { 1188 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1189 break; 1190 } 1191 1192 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1193 1194 state.setVerifierResponse(response.callerUid, response.code); 1195 1196 if (state.isVerificationComplete()) { 1197 mPendingVerification.remove(verificationId); 1198 1199 final InstallArgs args = state.getInstallArgs(); 1200 final Uri originUri = Uri.fromFile(args.originFile); 1201 1202 int ret; 1203 if (state.isInstallAllowed()) { 1204 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1205 broadcastPackageVerified(verificationId, originUri, 1206 response.code, state.getInstallArgs().getUser()); 1207 try { 1208 ret = args.copyApk(mContainerService, true); 1209 } catch (RemoteException e) { 1210 Slog.e(TAG, "Could not contact the ContainerService"); 1211 } 1212 } else { 1213 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1214 } 1215 1216 processPendingInstall(args, ret); 1217 1218 mHandler.sendEmptyMessage(MCS_UNBIND); 1219 } 1220 1221 break; 1222 } 1223 } 1224 } 1225 } 1226 1227 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1228 Bundle extras = null; 1229 switch (res.returnCode) { 1230 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1231 extras = new Bundle(); 1232 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1233 res.origPermission); 1234 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1235 res.origPackage); 1236 break; 1237 } 1238 } 1239 return extras; 1240 } 1241 1242 void scheduleWriteSettingsLocked() { 1243 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1244 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1245 } 1246 } 1247 1248 void scheduleWritePackageRestrictionsLocked(int userId) { 1249 if (!sUserManager.exists(userId)) return; 1250 mDirtyUsers.add(userId); 1251 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1252 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1253 } 1254 } 1255 1256 public static final PackageManagerService main(Context context, Installer installer, 1257 boolean factoryTest, boolean onlyCore) { 1258 PackageManagerService m = new PackageManagerService(context, installer, 1259 factoryTest, onlyCore); 1260 ServiceManager.addService("package", m); 1261 return m; 1262 } 1263 1264 static String[] splitString(String str, char sep) { 1265 int count = 1; 1266 int i = 0; 1267 while ((i=str.indexOf(sep, i)) >= 0) { 1268 count++; 1269 i++; 1270 } 1271 1272 String[] res = new String[count]; 1273 i=0; 1274 count = 0; 1275 int lastI=0; 1276 while ((i=str.indexOf(sep, i)) >= 0) { 1277 res[count] = str.substring(lastI, i); 1278 count++; 1279 i++; 1280 lastI = i; 1281 } 1282 res[count] = str.substring(lastI, str.length()); 1283 return res; 1284 } 1285 1286 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1287 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1288 Context.DISPLAY_SERVICE); 1289 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1290 } 1291 1292 public PackageManagerService(Context context, Installer installer, 1293 boolean factoryTest, boolean onlyCore) { 1294 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1295 SystemClock.uptimeMillis()); 1296 1297 if (mSdkVersion <= 0) { 1298 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1299 } 1300 1301 mContext = context; 1302 mFactoryTest = factoryTest; 1303 mOnlyCore = onlyCore; 1304 mMetrics = new DisplayMetrics(); 1305 mSettings = new Settings(context); 1306 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1307 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1308 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1309 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1310 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1311 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1312 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1313 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1314 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1315 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1316 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1317 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1318 1319 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1320 if (separateProcesses != null && separateProcesses.length() > 0) { 1321 if ("*".equals(separateProcesses)) { 1322 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1323 mSeparateProcesses = null; 1324 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1325 } else { 1326 mDefParseFlags = 0; 1327 mSeparateProcesses = separateProcesses.split(","); 1328 Slog.w(TAG, "Running with debug.separate_processes: " 1329 + separateProcesses); 1330 } 1331 } else { 1332 mDefParseFlags = 0; 1333 mSeparateProcesses = null; 1334 } 1335 1336 mInstaller = installer; 1337 1338 getDefaultDisplayMetrics(context, mMetrics); 1339 1340 SystemConfig systemConfig = SystemConfig.getInstance(); 1341 mGlobalGids = systemConfig.getGlobalGids(); 1342 mSystemPermissions = systemConfig.getSystemPermissions(); 1343 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1344 1345 synchronized (mInstallLock) { 1346 // writer 1347 synchronized (mPackages) { 1348 mHandlerThread = new ServiceThread(TAG, 1349 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1350 mHandlerThread.start(); 1351 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1352 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1353 1354 File dataDir = Environment.getDataDirectory(); 1355 mAppDataDir = new File(dataDir, "data"); 1356 mAppInstallDir = new File(dataDir, "app"); 1357 mAppLibInstallDir = new File(dataDir, "app-lib"); 1358 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1359 mUserAppDataDir = new File(dataDir, "user"); 1360 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1361 1362 sUserManager = new UserManagerService(context, this, 1363 mInstallLock, mPackages); 1364 1365 // Propagate permission configuration in to package manager. 1366 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1367 = systemConfig.getPermissions(); 1368 for (int i=0; i<permConfig.size(); i++) { 1369 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1370 BasePermission bp = mSettings.mPermissions.get(perm.name); 1371 if (bp == null) { 1372 bp = new BasePermission(perm.name, null, BasePermission.TYPE_BUILTIN); 1373 mSettings.mPermissions.put(perm.name, bp); 1374 } 1375 if (perm.gids != null) { 1376 bp.gids = appendInts(bp.gids, perm.gids); 1377 } 1378 } 1379 1380 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1381 for (int i=0; i<libConfig.size(); i++) { 1382 mSharedLibraries.put(libConfig.keyAt(i), 1383 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1384 } 1385 1386 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1387 1388 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1389 mSdkVersion, mOnlyCore); 1390 1391 String customResolverActivity = Resources.getSystem().getString( 1392 R.string.config_customResolverActivity); 1393 if (TextUtils.isEmpty(customResolverActivity)) { 1394 customResolverActivity = null; 1395 } else { 1396 mCustomResolverComponentName = ComponentName.unflattenFromString( 1397 customResolverActivity); 1398 } 1399 1400 long startTime = SystemClock.uptimeMillis(); 1401 1402 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1403 startTime); 1404 1405 // Set flag to monitor and not change apk file paths when 1406 // scanning install directories. 1407 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1408 1409 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1410 1411 /** 1412 * Add everything in the in the boot class path to the 1413 * list of process files because dexopt will have been run 1414 * if necessary during zygote startup. 1415 */ 1416 String bootClassPath = System.getProperty("java.boot.class.path"); 1417 if (bootClassPath != null) { 1418 String[] paths = splitString(bootClassPath, ':'); 1419 for (int i=0; i<paths.length; i++) { 1420 alreadyDexOpted.add(paths[i]); 1421 } 1422 } else { 1423 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1424 } 1425 1426 boolean didDexOptLibraryOrTool = false; 1427 1428 final List<String> instructionSets = getAllInstructionSets(); 1429 1430 /** 1431 * Ensure all external libraries have had dexopt run on them. 1432 */ 1433 if (mSharedLibraries.size() > 0) { 1434 // NOTE: For now, we're compiling these system "shared libraries" 1435 // (and framework jars) into all available architectures. It's possible 1436 // to compile them only when we come across an app that uses them (there's 1437 // already logic for that in scanPackageLI) but that adds some complexity. 1438 for (String instructionSet : instructionSets) { 1439 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1440 final String lib = libEntry.path; 1441 if (lib == null) { 1442 continue; 1443 } 1444 1445 try { 1446 if (DexFile.isDexOptNeededInternal(lib, null, instructionSet, false)) { 1447 alreadyDexOpted.add(lib); 1448 1449 // The list of "shared libraries" we have at this point is 1450 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, instructionSet); 1451 didDexOptLibraryOrTool = true; 1452 } 1453 } catch (FileNotFoundException e) { 1454 Slog.w(TAG, "Library not found: " + lib); 1455 } catch (IOException e) { 1456 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1457 + e.getMessage()); 1458 } 1459 } 1460 } 1461 } 1462 1463 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1464 1465 // Gross hack for now: we know this file doesn't contain any 1466 // code, so don't dexopt it to avoid the resulting log spew. 1467 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1468 1469 // Gross hack for now: we know this file is only part of 1470 // the boot class path for art, so don't dexopt it to 1471 // avoid the resulting log spew. 1472 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1473 1474 /** 1475 * And there are a number of commands implemented in Java, which 1476 * we currently need to do the dexopt on so that they can be 1477 * run from a non-root shell. 1478 */ 1479 String[] frameworkFiles = frameworkDir.list(); 1480 if (frameworkFiles != null) { 1481 // TODO: We could compile these only for the most preferred ABI. We should 1482 // first double check that the dex files for these commands are not referenced 1483 // by other system apps. 1484 for (String instructionSet : instructionSets) { 1485 for (int i=0; i<frameworkFiles.length; i++) { 1486 File libPath = new File(frameworkDir, frameworkFiles[i]); 1487 String path = libPath.getPath(); 1488 // Skip the file if we already did it. 1489 if (alreadyDexOpted.contains(path)) { 1490 continue; 1491 } 1492 // Skip the file if it is not a type we want to dexopt. 1493 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1494 continue; 1495 } 1496 try { 1497 if (DexFile.isDexOptNeededInternal(path, null, instructionSet, false)) { 1498 mInstaller.dexopt(path, Process.SYSTEM_UID, true, instructionSet); 1499 didDexOptLibraryOrTool = true; 1500 } 1501 } catch (FileNotFoundException e) { 1502 Slog.w(TAG, "Jar not found: " + path); 1503 } catch (IOException e) { 1504 Slog.w(TAG, "Exception reading jar: " + path, e); 1505 } 1506 } 1507 } 1508 } 1509 1510 if (didDexOptLibraryOrTool) { 1511 // If we dexopted a library or tool, then something on the system has 1512 // changed. Consider this significant, and wipe away all other 1513 // existing dexopt files to ensure we don't leave any dangling around. 1514 // 1515 // TODO: This should be revisited because it isn't as good an indicator 1516 // as it used to be. It used to include the boot classpath but at some point 1517 // DexFile.isDexOptNeeded started returning false for the boot 1518 // class path files in all cases. It is very possible in a 1519 // small maintenance release update that the library and tool 1520 // jars may be unchanged but APK could be removed resulting in 1521 // unused dalvik-cache files. 1522 for (String instructionSet : instructionSets) { 1523 mInstaller.pruneDexCache(instructionSet); 1524 } 1525 1526 // Additionally, delete all dex files from the root directory 1527 // since there shouldn't be any there anyway, unless we're upgrading 1528 // from an older OS version or a build that contained the "old" style 1529 // flat scheme. 1530 mInstaller.pruneDexCache("."); 1531 } 1532 1533 // Collect vendor overlay packages. 1534 // (Do this before scanning any apps.) 1535 // For security and version matching reason, only consider 1536 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1537 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1538 mVendorOverlayInstallObserver = new AppDirObserver( 1539 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1540 mVendorOverlayInstallObserver.startWatching(); 1541 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1542 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1543 1544 // Find base frameworks (resource packages without code). 1545 mFrameworkInstallObserver = new AppDirObserver( 1546 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1547 mFrameworkInstallObserver.startWatching(); 1548 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1549 | PackageParser.PARSE_IS_SYSTEM_DIR 1550 | PackageParser.PARSE_IS_PRIVILEGED, 1551 scanMode | SCAN_NO_DEX, 0); 1552 1553 // Collected privileged system packages. 1554 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1555 mPrivilegedInstallObserver = new AppDirObserver( 1556 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1557 mPrivilegedInstallObserver.startWatching(); 1558 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1559 | PackageParser.PARSE_IS_SYSTEM_DIR 1560 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1561 1562 // Collect ordinary system packages. 1563 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1564 mSystemInstallObserver = new AppDirObserver( 1565 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1566 mSystemInstallObserver.startWatching(); 1567 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1568 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1569 1570 // Collect all vendor packages. 1571 File vendorAppDir = new File("/vendor/app"); 1572 try { 1573 vendorAppDir = vendorAppDir.getCanonicalFile(); 1574 } catch (IOException e) { 1575 // failed to look up canonical path, continue with original one 1576 } 1577 mVendorInstallObserver = new AppDirObserver( 1578 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1579 mVendorInstallObserver.startWatching(); 1580 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1581 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1582 1583 // Collect all OEM packages. 1584 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1585 mOemInstallObserver = new AppDirObserver( 1586 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1587 mOemInstallObserver.startWatching(); 1588 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1589 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1590 1591 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1592 mInstaller.moveFiles(); 1593 1594 // Prune any system packages that no longer exist. 1595 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1596 if (!mOnlyCore) { 1597 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1598 while (psit.hasNext()) { 1599 PackageSetting ps = psit.next(); 1600 1601 /* 1602 * If this is not a system app, it can't be a 1603 * disable system app. 1604 */ 1605 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1606 continue; 1607 } 1608 1609 /* 1610 * If the package is scanned, it's not erased. 1611 */ 1612 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1613 if (scannedPkg != null) { 1614 /* 1615 * If the system app is both scanned and in the 1616 * disabled packages list, then it must have been 1617 * added via OTA. Remove it from the currently 1618 * scanned package so the previously user-installed 1619 * application can be scanned. 1620 */ 1621 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1622 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1623 + "; removing system app"); 1624 removePackageLI(ps, true); 1625 } 1626 1627 continue; 1628 } 1629 1630 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1631 psit.remove(); 1632 String msg = "System package " + ps.name 1633 + " no longer exists; wiping its data"; 1634 reportSettingsProblem(Log.WARN, msg); 1635 removeDataDirsLI(ps.name); 1636 } else { 1637 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1638 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1639 possiblyDeletedUpdatedSystemApps.add(ps.name); 1640 } 1641 } 1642 } 1643 } 1644 1645 //look for any incomplete package installations 1646 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1647 //clean up list 1648 for(int i = 0; i < deletePkgsList.size(); i++) { 1649 //clean up here 1650 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1651 } 1652 //delete tmp files 1653 deleteTempPackageFiles(); 1654 1655 // Remove any shared userIDs that have no associated packages 1656 mSettings.pruneSharedUsersLPw(); 1657 1658 if (!mOnlyCore) { 1659 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1660 SystemClock.uptimeMillis()); 1661 mAppInstallObserver = new AppDirObserver( 1662 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1663 mAppInstallObserver.startWatching(); 1664 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1665 1666 mDrmAppInstallObserver = new AppDirObserver( 1667 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1668 mDrmAppInstallObserver.startWatching(); 1669 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1670 scanMode, 0); 1671 1672 /** 1673 * Remove disable package settings for any updated system 1674 * apps that were removed via an OTA. If they're not a 1675 * previously-updated app, remove them completely. 1676 * Otherwise, just revoke their system-level permissions. 1677 */ 1678 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1679 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1680 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1681 1682 String msg; 1683 if (deletedPkg == null) { 1684 msg = "Updated system package " + deletedAppName 1685 + " no longer exists; wiping its data"; 1686 removeDataDirsLI(deletedAppName); 1687 } else { 1688 msg = "Updated system app + " + deletedAppName 1689 + " no longer present; removing system privileges for " 1690 + deletedAppName; 1691 1692 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1693 1694 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1695 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1696 } 1697 reportSettingsProblem(Log.WARN, msg); 1698 } 1699 } else { 1700 mAppInstallObserver = null; 1701 mDrmAppInstallObserver = null; 1702 } 1703 1704 // Now that we know all of the shared libraries, update all clients to have 1705 // the correct library paths. 1706 updateAllSharedLibrariesLPw(); 1707 1708 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1709 // NOTE: We ignore potential failures here during a system scan (like 1710 // the rest of the commands above) because there's precious little we 1711 // can do about it. A settings error is reported, though. 1712 adjustCpuAbisForSharedUserLPw(setting.packages, null, 1713 false /* force dexopt */, false /* defer dexopt */); 1714 } 1715 1716 // Now that we know all the packages we are keeping, 1717 // read and update their last usage times. 1718 mPackageUsage.readLP(); 1719 1720 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1721 SystemClock.uptimeMillis()); 1722 Slog.i(TAG, "Time to scan packages: " 1723 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1724 + " seconds"); 1725 1726 // If the platform SDK has changed since the last time we booted, 1727 // we need to re-grant app permission to catch any new ones that 1728 // appear. This is really a hack, and means that apps can in some 1729 // cases get permissions that the user didn't initially explicitly 1730 // allow... it would be nice to have some better way to handle 1731 // this situation. 1732 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1733 != mSdkVersion; 1734 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1735 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1736 + "; regranting permissions for internal storage"); 1737 mSettings.mInternalSdkPlatform = mSdkVersion; 1738 1739 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1740 | (regrantPermissions 1741 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1742 : 0)); 1743 1744 // If this is the first boot, and it is a normal boot, then 1745 // we need to initialize the default preferred apps. 1746 if (!mRestoredSettings && !onlyCore) { 1747 mSettings.readDefaultPreferredAppsLPw(this, 0); 1748 } 1749 1750 // All the changes are done during package scanning. 1751 mSettings.updateInternalDatabaseVersion(); 1752 1753 // can downgrade to reader 1754 mSettings.writeLPr(); 1755 1756 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1757 SystemClock.uptimeMillis()); 1758 1759 1760 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1761 } // synchronized (mPackages) 1762 } // synchronized (mInstallLock) 1763 1764 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1765 1766 // Now after opening every single application zip, make sure they 1767 // are all flushed. Not really needed, but keeps things nice and 1768 // tidy. 1769 Runtime.getRuntime().gc(); 1770 } 1771 1772 @Override 1773 public boolean isFirstBoot() { 1774 return !mRestoredSettings; 1775 } 1776 1777 @Override 1778 public boolean isOnlyCoreApps() { 1779 return mOnlyCore; 1780 } 1781 1782 private String getRequiredVerifierLPr() { 1783 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1784 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1785 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1786 1787 String requiredVerifier = null; 1788 1789 final int N = receivers.size(); 1790 for (int i = 0; i < N; i++) { 1791 final ResolveInfo info = receivers.get(i); 1792 1793 if (info.activityInfo == null) { 1794 continue; 1795 } 1796 1797 final String packageName = info.activityInfo.packageName; 1798 1799 final PackageSetting ps = mSettings.mPackages.get(packageName); 1800 if (ps == null) { 1801 continue; 1802 } 1803 1804 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1805 if (!gp.grantedPermissions 1806 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1807 continue; 1808 } 1809 1810 if (requiredVerifier != null) { 1811 throw new RuntimeException("There can be only one required verifier"); 1812 } 1813 1814 requiredVerifier = packageName; 1815 } 1816 1817 return requiredVerifier; 1818 } 1819 1820 @Override 1821 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1822 throws RemoteException { 1823 try { 1824 return super.onTransact(code, data, reply, flags); 1825 } catch (RuntimeException e) { 1826 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1827 Slog.wtf(TAG, "Package Manager Crash", e); 1828 } 1829 throw e; 1830 } 1831 } 1832 1833 void cleanupInstallFailedPackage(PackageSetting ps) { 1834 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1835 removeDataDirsLI(ps.name); 1836 1837 // TODO: try cleaning up codePath directory contents first, since it 1838 // might be a cluster 1839 1840 if (ps.codePath != null) { 1841 if (!ps.codePath.delete()) { 1842 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1843 } 1844 } 1845 if (ps.resourcePath != null) { 1846 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1847 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1848 } 1849 } 1850 mSettings.removePackageLPw(ps.name); 1851 } 1852 1853 static int[] appendInts(int[] cur, int[] add) { 1854 if (add == null) return cur; 1855 if (cur == null) return add; 1856 final int N = add.length; 1857 for (int i=0; i<N; i++) { 1858 cur = appendInt(cur, add[i]); 1859 } 1860 return cur; 1861 } 1862 1863 static int[] removeInts(int[] cur, int[] rem) { 1864 if (rem == null) return cur; 1865 if (cur == null) return cur; 1866 final int N = rem.length; 1867 for (int i=0; i<N; i++) { 1868 cur = removeInt(cur, rem[i]); 1869 } 1870 return cur; 1871 } 1872 1873 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1874 if (!sUserManager.exists(userId)) return null; 1875 final PackageSetting ps = (PackageSetting) p.mExtras; 1876 if (ps == null) { 1877 return null; 1878 } 1879 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1880 final PackageUserState state = ps.readUserState(userId); 1881 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1882 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1883 state, userId); 1884 } 1885 1886 @Override 1887 public boolean isPackageAvailable(String packageName, int userId) { 1888 if (!sUserManager.exists(userId)) return false; 1889 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1890 synchronized (mPackages) { 1891 PackageParser.Package p = mPackages.get(packageName); 1892 if (p != null) { 1893 final PackageSetting ps = (PackageSetting) p.mExtras; 1894 if (ps != null) { 1895 final PackageUserState state = ps.readUserState(userId); 1896 if (state != null) { 1897 return PackageParser.isAvailable(state); 1898 } 1899 } 1900 } 1901 } 1902 return false; 1903 } 1904 1905 @Override 1906 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1907 if (!sUserManager.exists(userId)) return null; 1908 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1909 // reader 1910 synchronized (mPackages) { 1911 PackageParser.Package p = mPackages.get(packageName); 1912 if (DEBUG_PACKAGE_INFO) 1913 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1914 if (p != null) { 1915 return generatePackageInfo(p, flags, userId); 1916 } 1917 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1918 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1919 } 1920 } 1921 return null; 1922 } 1923 1924 @Override 1925 public String[] currentToCanonicalPackageNames(String[] names) { 1926 String[] out = new String[names.length]; 1927 // reader 1928 synchronized (mPackages) { 1929 for (int i=names.length-1; i>=0; i--) { 1930 PackageSetting ps = mSettings.mPackages.get(names[i]); 1931 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1932 } 1933 } 1934 return out; 1935 } 1936 1937 @Override 1938 public String[] canonicalToCurrentPackageNames(String[] names) { 1939 String[] out = new String[names.length]; 1940 // reader 1941 synchronized (mPackages) { 1942 for (int i=names.length-1; i>=0; i--) { 1943 String cur = mSettings.mRenamedPackages.get(names[i]); 1944 out[i] = cur != null ? cur : names[i]; 1945 } 1946 } 1947 return out; 1948 } 1949 1950 @Override 1951 public int getPackageUid(String packageName, int userId) { 1952 if (!sUserManager.exists(userId)) return -1; 1953 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1954 // reader 1955 synchronized (mPackages) { 1956 PackageParser.Package p = mPackages.get(packageName); 1957 if(p != null) { 1958 return UserHandle.getUid(userId, p.applicationInfo.uid); 1959 } 1960 PackageSetting ps = mSettings.mPackages.get(packageName); 1961 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1962 return -1; 1963 } 1964 p = ps.pkg; 1965 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1966 } 1967 } 1968 1969 @Override 1970 public int[] getPackageGids(String packageName) { 1971 // reader 1972 synchronized (mPackages) { 1973 PackageParser.Package p = mPackages.get(packageName); 1974 if (DEBUG_PACKAGE_INFO) 1975 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1976 if (p != null) { 1977 final PackageSetting ps = (PackageSetting)p.mExtras; 1978 return ps.getGids(); 1979 } 1980 } 1981 // stupid thing to indicate an error. 1982 return new int[0]; 1983 } 1984 1985 static final PermissionInfo generatePermissionInfo( 1986 BasePermission bp, int flags) { 1987 if (bp.perm != null) { 1988 return PackageParser.generatePermissionInfo(bp.perm, flags); 1989 } 1990 PermissionInfo pi = new PermissionInfo(); 1991 pi.name = bp.name; 1992 pi.packageName = bp.sourcePackage; 1993 pi.nonLocalizedLabel = bp.name; 1994 pi.protectionLevel = bp.protectionLevel; 1995 return pi; 1996 } 1997 1998 @Override 1999 public PermissionInfo getPermissionInfo(String name, int flags) { 2000 // reader 2001 synchronized (mPackages) { 2002 final BasePermission p = mSettings.mPermissions.get(name); 2003 if (p != null) { 2004 return generatePermissionInfo(p, flags); 2005 } 2006 return null; 2007 } 2008 } 2009 2010 @Override 2011 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2012 // reader 2013 synchronized (mPackages) { 2014 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2015 for (BasePermission p : mSettings.mPermissions.values()) { 2016 if (group == null) { 2017 if (p.perm == null || p.perm.info.group == null) { 2018 out.add(generatePermissionInfo(p, flags)); 2019 } 2020 } else { 2021 if (p.perm != null && group.equals(p.perm.info.group)) { 2022 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2023 } 2024 } 2025 } 2026 2027 if (out.size() > 0) { 2028 return out; 2029 } 2030 return mPermissionGroups.containsKey(group) ? out : null; 2031 } 2032 } 2033 2034 @Override 2035 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2036 // reader 2037 synchronized (mPackages) { 2038 return PackageParser.generatePermissionGroupInfo( 2039 mPermissionGroups.get(name), flags); 2040 } 2041 } 2042 2043 @Override 2044 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2045 // reader 2046 synchronized (mPackages) { 2047 final int N = mPermissionGroups.size(); 2048 ArrayList<PermissionGroupInfo> out 2049 = new ArrayList<PermissionGroupInfo>(N); 2050 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2051 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2052 } 2053 return out; 2054 } 2055 } 2056 2057 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2058 int userId) { 2059 if (!sUserManager.exists(userId)) return null; 2060 PackageSetting ps = mSettings.mPackages.get(packageName); 2061 if (ps != null) { 2062 if (ps.pkg == null) { 2063 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2064 flags, userId); 2065 if (pInfo != null) { 2066 return pInfo.applicationInfo; 2067 } 2068 return null; 2069 } 2070 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2071 ps.readUserState(userId), userId); 2072 } 2073 return null; 2074 } 2075 2076 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2077 int userId) { 2078 if (!sUserManager.exists(userId)) return null; 2079 PackageSetting ps = mSettings.mPackages.get(packageName); 2080 if (ps != null) { 2081 PackageParser.Package pkg = ps.pkg; 2082 if (pkg == null) { 2083 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2084 return null; 2085 } 2086 // Only data remains, so we aren't worried about code paths 2087 pkg = new PackageParser.Package(packageName); 2088 pkg.applicationInfo.packageName = packageName; 2089 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2090 pkg.applicationInfo.dataDir = 2091 getDataPathForPackage(packageName, 0).getPath(); 2092 pkg.applicationInfo.cpuAbi = ps.cpuAbiString; 2093 } 2094 return generatePackageInfo(pkg, flags, userId); 2095 } 2096 return null; 2097 } 2098 2099 @Override 2100 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2101 if (!sUserManager.exists(userId)) return null; 2102 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2103 // writer 2104 synchronized (mPackages) { 2105 PackageParser.Package p = mPackages.get(packageName); 2106 if (DEBUG_PACKAGE_INFO) Log.v( 2107 TAG, "getApplicationInfo " + packageName 2108 + ": " + p); 2109 if (p != null) { 2110 PackageSetting ps = mSettings.mPackages.get(packageName); 2111 if (ps == null) return null; 2112 // Note: isEnabledLP() does not apply here - always return info 2113 return PackageParser.generateApplicationInfo( 2114 p, flags, ps.readUserState(userId), userId); 2115 } 2116 if ("android".equals(packageName)||"system".equals(packageName)) { 2117 return mAndroidApplication; 2118 } 2119 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2120 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2121 } 2122 } 2123 return null; 2124 } 2125 2126 2127 @Override 2128 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2129 mContext.enforceCallingOrSelfPermission( 2130 android.Manifest.permission.CLEAR_APP_CACHE, null); 2131 // Queue up an async operation since clearing cache may take a little while. 2132 mHandler.post(new Runnable() { 2133 public void run() { 2134 mHandler.removeCallbacks(this); 2135 int retCode = -1; 2136 synchronized (mInstallLock) { 2137 retCode = mInstaller.freeCache(freeStorageSize); 2138 if (retCode < 0) { 2139 Slog.w(TAG, "Couldn't clear application caches"); 2140 } 2141 } 2142 if (observer != null) { 2143 try { 2144 observer.onRemoveCompleted(null, (retCode >= 0)); 2145 } catch (RemoteException e) { 2146 Slog.w(TAG, "RemoveException when invoking call back"); 2147 } 2148 } 2149 } 2150 }); 2151 } 2152 2153 @Override 2154 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2155 mContext.enforceCallingOrSelfPermission( 2156 android.Manifest.permission.CLEAR_APP_CACHE, null); 2157 // Queue up an async operation since clearing cache may take a little while. 2158 mHandler.post(new Runnable() { 2159 public void run() { 2160 mHandler.removeCallbacks(this); 2161 int retCode = -1; 2162 synchronized (mInstallLock) { 2163 retCode = mInstaller.freeCache(freeStorageSize); 2164 if (retCode < 0) { 2165 Slog.w(TAG, "Couldn't clear application caches"); 2166 } 2167 } 2168 if(pi != null) { 2169 try { 2170 // Callback via pending intent 2171 int code = (retCode >= 0) ? 1 : 0; 2172 pi.sendIntent(null, code, null, 2173 null, null); 2174 } catch (SendIntentException e1) { 2175 Slog.i(TAG, "Failed to send pending intent"); 2176 } 2177 } 2178 } 2179 }); 2180 } 2181 2182 void freeStorage(long freeStorageSize) throws IOException { 2183 synchronized (mInstallLock) { 2184 if (mInstaller.freeCache(freeStorageSize) < 0) { 2185 throw new IOException("Failed to free enough space"); 2186 } 2187 } 2188 } 2189 2190 @Override 2191 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2192 if (!sUserManager.exists(userId)) return null; 2193 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2194 synchronized (mPackages) { 2195 PackageParser.Activity a = mActivities.mActivities.get(component); 2196 2197 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2198 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2199 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2200 if (ps == null) return null; 2201 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2202 userId); 2203 } 2204 if (mResolveComponentName.equals(component)) { 2205 return mResolveActivity; 2206 } 2207 } 2208 return null; 2209 } 2210 2211 @Override 2212 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2213 String resolvedType) { 2214 synchronized (mPackages) { 2215 PackageParser.Activity a = mActivities.mActivities.get(component); 2216 if (a == null) { 2217 return false; 2218 } 2219 for (int i=0; i<a.intents.size(); i++) { 2220 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2221 intent.getData(), intent.getCategories(), TAG) >= 0) { 2222 return true; 2223 } 2224 } 2225 return false; 2226 } 2227 } 2228 2229 @Override 2230 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2231 if (!sUserManager.exists(userId)) return null; 2232 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2233 synchronized (mPackages) { 2234 PackageParser.Activity a = mReceivers.mActivities.get(component); 2235 if (DEBUG_PACKAGE_INFO) Log.v( 2236 TAG, "getReceiverInfo " + component + ": " + a); 2237 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2238 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2239 if (ps == null) return null; 2240 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2241 userId); 2242 } 2243 } 2244 return null; 2245 } 2246 2247 @Override 2248 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2249 if (!sUserManager.exists(userId)) return null; 2250 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2251 synchronized (mPackages) { 2252 PackageParser.Service s = mServices.mServices.get(component); 2253 if (DEBUG_PACKAGE_INFO) Log.v( 2254 TAG, "getServiceInfo " + component + ": " + s); 2255 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2256 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2257 if (ps == null) return null; 2258 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2259 userId); 2260 } 2261 } 2262 return null; 2263 } 2264 2265 @Override 2266 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2267 if (!sUserManager.exists(userId)) return null; 2268 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2269 synchronized (mPackages) { 2270 PackageParser.Provider p = mProviders.mProviders.get(component); 2271 if (DEBUG_PACKAGE_INFO) Log.v( 2272 TAG, "getProviderInfo " + component + ": " + p); 2273 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2274 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2275 if (ps == null) return null; 2276 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2277 userId); 2278 } 2279 } 2280 return null; 2281 } 2282 2283 @Override 2284 public String[] getSystemSharedLibraryNames() { 2285 Set<String> libSet; 2286 synchronized (mPackages) { 2287 libSet = mSharedLibraries.keySet(); 2288 int size = libSet.size(); 2289 if (size > 0) { 2290 String[] libs = new String[size]; 2291 libSet.toArray(libs); 2292 return libs; 2293 } 2294 } 2295 return null; 2296 } 2297 2298 @Override 2299 public FeatureInfo[] getSystemAvailableFeatures() { 2300 Collection<FeatureInfo> featSet; 2301 synchronized (mPackages) { 2302 featSet = mAvailableFeatures.values(); 2303 int size = featSet.size(); 2304 if (size > 0) { 2305 FeatureInfo[] features = new FeatureInfo[size+1]; 2306 featSet.toArray(features); 2307 FeatureInfo fi = new FeatureInfo(); 2308 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2309 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2310 features[size] = fi; 2311 return features; 2312 } 2313 } 2314 return null; 2315 } 2316 2317 @Override 2318 public boolean hasSystemFeature(String name) { 2319 synchronized (mPackages) { 2320 return mAvailableFeatures.containsKey(name); 2321 } 2322 } 2323 2324 private void checkValidCaller(int uid, int userId) { 2325 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2326 return; 2327 2328 throw new SecurityException("Caller uid=" + uid 2329 + " is not privileged to communicate with user=" + userId); 2330 } 2331 2332 @Override 2333 public int checkPermission(String permName, String pkgName) { 2334 synchronized (mPackages) { 2335 PackageParser.Package p = mPackages.get(pkgName); 2336 if (p != null && p.mExtras != null) { 2337 PackageSetting ps = (PackageSetting)p.mExtras; 2338 if (ps.sharedUser != null) { 2339 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2340 return PackageManager.PERMISSION_GRANTED; 2341 } 2342 } else if (ps.grantedPermissions.contains(permName)) { 2343 return PackageManager.PERMISSION_GRANTED; 2344 } 2345 } 2346 } 2347 return PackageManager.PERMISSION_DENIED; 2348 } 2349 2350 @Override 2351 public int checkUidPermission(String permName, int uid) { 2352 synchronized (mPackages) { 2353 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2354 if (obj != null) { 2355 GrantedPermissions gp = (GrantedPermissions)obj; 2356 if (gp.grantedPermissions.contains(permName)) { 2357 return PackageManager.PERMISSION_GRANTED; 2358 } 2359 } else { 2360 HashSet<String> perms = mSystemPermissions.get(uid); 2361 if (perms != null && perms.contains(permName)) { 2362 return PackageManager.PERMISSION_GRANTED; 2363 } 2364 } 2365 } 2366 return PackageManager.PERMISSION_DENIED; 2367 } 2368 2369 /** 2370 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2371 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2372 * @param message the message to log on security exception 2373 */ 2374 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2375 String message) { 2376 if (userId < 0) { 2377 throw new IllegalArgumentException("Invalid userId " + userId); 2378 } 2379 if (userId == UserHandle.getUserId(callingUid)) return; 2380 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2381 if (requireFullPermission) { 2382 mContext.enforceCallingOrSelfPermission( 2383 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2384 } else { 2385 try { 2386 mContext.enforceCallingOrSelfPermission( 2387 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2388 } catch (SecurityException se) { 2389 mContext.enforceCallingOrSelfPermission( 2390 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2391 } 2392 } 2393 } 2394 } 2395 2396 private BasePermission findPermissionTreeLP(String permName) { 2397 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2398 if (permName.startsWith(bp.name) && 2399 permName.length() > bp.name.length() && 2400 permName.charAt(bp.name.length()) == '.') { 2401 return bp; 2402 } 2403 } 2404 return null; 2405 } 2406 2407 private BasePermission checkPermissionTreeLP(String permName) { 2408 if (permName != null) { 2409 BasePermission bp = findPermissionTreeLP(permName); 2410 if (bp != null) { 2411 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2412 return bp; 2413 } 2414 throw new SecurityException("Calling uid " 2415 + Binder.getCallingUid() 2416 + " is not allowed to add to permission tree " 2417 + bp.name + " owned by uid " + bp.uid); 2418 } 2419 } 2420 throw new SecurityException("No permission tree found for " + permName); 2421 } 2422 2423 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2424 if (s1 == null) { 2425 return s2 == null; 2426 } 2427 if (s2 == null) { 2428 return false; 2429 } 2430 if (s1.getClass() != s2.getClass()) { 2431 return false; 2432 } 2433 return s1.equals(s2); 2434 } 2435 2436 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2437 if (pi1.icon != pi2.icon) return false; 2438 if (pi1.logo != pi2.logo) return false; 2439 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2440 if (!compareStrings(pi1.name, pi2.name)) return false; 2441 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2442 // We'll take care of setting this one. 2443 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2444 // These are not currently stored in settings. 2445 //if (!compareStrings(pi1.group, pi2.group)) return false; 2446 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2447 //if (pi1.labelRes != pi2.labelRes) return false; 2448 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2449 return true; 2450 } 2451 2452 int permissionInfoFootprint(PermissionInfo info) { 2453 int size = info.name.length(); 2454 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2455 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2456 return size; 2457 } 2458 2459 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2460 int size = 0; 2461 for (BasePermission perm : mSettings.mPermissions.values()) { 2462 if (perm.uid == tree.uid) { 2463 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2464 } 2465 } 2466 return size; 2467 } 2468 2469 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2470 // We calculate the max size of permissions defined by this uid and throw 2471 // if that plus the size of 'info' would exceed our stated maximum. 2472 if (tree.uid != Process.SYSTEM_UID) { 2473 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2474 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2475 throw new SecurityException("Permission tree size cap exceeded"); 2476 } 2477 } 2478 } 2479 2480 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2481 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2482 throw new SecurityException("Label must be specified in permission"); 2483 } 2484 BasePermission tree = checkPermissionTreeLP(info.name); 2485 BasePermission bp = mSettings.mPermissions.get(info.name); 2486 boolean added = bp == null; 2487 boolean changed = true; 2488 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2489 if (added) { 2490 enforcePermissionCapLocked(info, tree); 2491 bp = new BasePermission(info.name, tree.sourcePackage, 2492 BasePermission.TYPE_DYNAMIC); 2493 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2494 throw new SecurityException( 2495 "Not allowed to modify non-dynamic permission " 2496 + info.name); 2497 } else { 2498 if (bp.protectionLevel == fixedLevel 2499 && bp.perm.owner.equals(tree.perm.owner) 2500 && bp.uid == tree.uid 2501 && comparePermissionInfos(bp.perm.info, info)) { 2502 changed = false; 2503 } 2504 } 2505 bp.protectionLevel = fixedLevel; 2506 info = new PermissionInfo(info); 2507 info.protectionLevel = fixedLevel; 2508 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2509 bp.perm.info.packageName = tree.perm.info.packageName; 2510 bp.uid = tree.uid; 2511 if (added) { 2512 mSettings.mPermissions.put(info.name, bp); 2513 } 2514 if (changed) { 2515 if (!async) { 2516 mSettings.writeLPr(); 2517 } else { 2518 scheduleWriteSettingsLocked(); 2519 } 2520 } 2521 return added; 2522 } 2523 2524 @Override 2525 public boolean addPermission(PermissionInfo info) { 2526 synchronized (mPackages) { 2527 return addPermissionLocked(info, false); 2528 } 2529 } 2530 2531 @Override 2532 public boolean addPermissionAsync(PermissionInfo info) { 2533 synchronized (mPackages) { 2534 return addPermissionLocked(info, true); 2535 } 2536 } 2537 2538 @Override 2539 public void removePermission(String name) { 2540 synchronized (mPackages) { 2541 checkPermissionTreeLP(name); 2542 BasePermission bp = mSettings.mPermissions.get(name); 2543 if (bp != null) { 2544 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2545 throw new SecurityException( 2546 "Not allowed to modify non-dynamic permission " 2547 + name); 2548 } 2549 mSettings.mPermissions.remove(name); 2550 mSettings.writeLPr(); 2551 } 2552 } 2553 } 2554 2555 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2556 int index = pkg.requestedPermissions.indexOf(bp.name); 2557 if (index == -1) { 2558 throw new SecurityException("Package " + pkg.packageName 2559 + " has not requested permission " + bp.name); 2560 } 2561 boolean isNormal = 2562 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2563 == PermissionInfo.PROTECTION_NORMAL); 2564 boolean isDangerous = 2565 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2566 == PermissionInfo.PROTECTION_DANGEROUS); 2567 boolean isDevelopment = 2568 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2569 2570 if (!isNormal && !isDangerous && !isDevelopment) { 2571 throw new SecurityException("Permission " + bp.name 2572 + " is not a changeable permission type"); 2573 } 2574 2575 if (isNormal || isDangerous) { 2576 if (pkg.requestedPermissionsRequired.get(index)) { 2577 throw new SecurityException("Can't change " + bp.name 2578 + ". It is required by the application"); 2579 } 2580 } 2581 } 2582 2583 @Override 2584 public void grantPermission(String packageName, String permissionName) { 2585 mContext.enforceCallingOrSelfPermission( 2586 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2587 synchronized (mPackages) { 2588 final PackageParser.Package pkg = mPackages.get(packageName); 2589 if (pkg == null) { 2590 throw new IllegalArgumentException("Unknown package: " + packageName); 2591 } 2592 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2593 if (bp == null) { 2594 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2595 } 2596 2597 checkGrantRevokePermissions(pkg, bp); 2598 2599 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2600 if (ps == null) { 2601 return; 2602 } 2603 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2604 if (gp.grantedPermissions.add(permissionName)) { 2605 if (ps.haveGids) { 2606 gp.gids = appendInts(gp.gids, bp.gids); 2607 } 2608 mSettings.writeLPr(); 2609 } 2610 } 2611 } 2612 2613 @Override 2614 public void revokePermission(String packageName, String permissionName) { 2615 int changedAppId = -1; 2616 2617 synchronized (mPackages) { 2618 final PackageParser.Package pkg = mPackages.get(packageName); 2619 if (pkg == null) { 2620 throw new IllegalArgumentException("Unknown package: " + packageName); 2621 } 2622 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2623 mContext.enforceCallingOrSelfPermission( 2624 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2625 } 2626 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2627 if (bp == null) { 2628 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2629 } 2630 2631 checkGrantRevokePermissions(pkg, bp); 2632 2633 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2634 if (ps == null) { 2635 return; 2636 } 2637 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2638 if (gp.grantedPermissions.remove(permissionName)) { 2639 gp.grantedPermissions.remove(permissionName); 2640 if (ps.haveGids) { 2641 gp.gids = removeInts(gp.gids, bp.gids); 2642 } 2643 mSettings.writeLPr(); 2644 changedAppId = ps.appId; 2645 } 2646 } 2647 2648 if (changedAppId >= 0) { 2649 // We changed the perm on someone, kill its processes. 2650 IActivityManager am = ActivityManagerNative.getDefault(); 2651 if (am != null) { 2652 final int callingUserId = UserHandle.getCallingUserId(); 2653 final long ident = Binder.clearCallingIdentity(); 2654 try { 2655 //XXX we should only revoke for the calling user's app permissions, 2656 // but for now we impact all users. 2657 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2658 // "revoke " + permissionName); 2659 int[] users = sUserManager.getUserIds(); 2660 for (int user : users) { 2661 am.killUid(UserHandle.getUid(user, changedAppId), 2662 "revoke " + permissionName); 2663 } 2664 } catch (RemoteException e) { 2665 } finally { 2666 Binder.restoreCallingIdentity(ident); 2667 } 2668 } 2669 } 2670 } 2671 2672 @Override 2673 public boolean isProtectedBroadcast(String actionName) { 2674 synchronized (mPackages) { 2675 return mProtectedBroadcasts.contains(actionName); 2676 } 2677 } 2678 2679 @Override 2680 public int checkSignatures(String pkg1, String pkg2) { 2681 synchronized (mPackages) { 2682 final PackageParser.Package p1 = mPackages.get(pkg1); 2683 final PackageParser.Package p2 = mPackages.get(pkg2); 2684 if (p1 == null || p1.mExtras == null 2685 || p2 == null || p2.mExtras == null) { 2686 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2687 } 2688 return compareSignatures(p1.mSignatures, p2.mSignatures); 2689 } 2690 } 2691 2692 @Override 2693 public int checkUidSignatures(int uid1, int uid2) { 2694 // Map to base uids. 2695 uid1 = UserHandle.getAppId(uid1); 2696 uid2 = UserHandle.getAppId(uid2); 2697 // reader 2698 synchronized (mPackages) { 2699 Signature[] s1; 2700 Signature[] s2; 2701 Object obj = mSettings.getUserIdLPr(uid1); 2702 if (obj != null) { 2703 if (obj instanceof SharedUserSetting) { 2704 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2705 } else if (obj instanceof PackageSetting) { 2706 s1 = ((PackageSetting)obj).signatures.mSignatures; 2707 } else { 2708 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2709 } 2710 } else { 2711 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2712 } 2713 obj = mSettings.getUserIdLPr(uid2); 2714 if (obj != null) { 2715 if (obj instanceof SharedUserSetting) { 2716 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2717 } else if (obj instanceof PackageSetting) { 2718 s2 = ((PackageSetting)obj).signatures.mSignatures; 2719 } else { 2720 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2721 } 2722 } else { 2723 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2724 } 2725 return compareSignatures(s1, s2); 2726 } 2727 } 2728 2729 /** 2730 * Compares two sets of signatures. Returns: 2731 * <br /> 2732 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2733 * <br /> 2734 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2735 * <br /> 2736 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2737 * <br /> 2738 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2739 * <br /> 2740 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2741 */ 2742 static int compareSignatures(Signature[] s1, Signature[] s2) { 2743 if (s1 == null) { 2744 return s2 == null 2745 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2746 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2747 } 2748 2749 if (s2 == null) { 2750 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2751 } 2752 2753 if (s1.length != s2.length) { 2754 return PackageManager.SIGNATURE_NO_MATCH; 2755 } 2756 2757 // Since both signature sets are of size 1, we can compare without HashSets. 2758 if (s1.length == 1) { 2759 return s1[0].equals(s2[0]) ? 2760 PackageManager.SIGNATURE_MATCH : 2761 PackageManager.SIGNATURE_NO_MATCH; 2762 } 2763 2764 HashSet<Signature> set1 = new HashSet<Signature>(); 2765 for (Signature sig : s1) { 2766 set1.add(sig); 2767 } 2768 HashSet<Signature> set2 = new HashSet<Signature>(); 2769 for (Signature sig : s2) { 2770 set2.add(sig); 2771 } 2772 // Make sure s2 contains all signatures in s1. 2773 if (set1.equals(set2)) { 2774 return PackageManager.SIGNATURE_MATCH; 2775 } 2776 return PackageManager.SIGNATURE_NO_MATCH; 2777 } 2778 2779 /** 2780 * If the database version for this type of package (internal storage or 2781 * external storage) is less than the version where package signatures 2782 * were updated, return true. 2783 */ 2784 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2785 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2786 DatabaseVersion.SIGNATURE_END_ENTITY)) 2787 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2788 DatabaseVersion.SIGNATURE_END_ENTITY)); 2789 } 2790 2791 /** 2792 * Used for backward compatibility to make sure any packages with 2793 * certificate chains get upgraded to the new style. {@code existingSigs} 2794 * will be in the old format (since they were stored on disk from before the 2795 * system upgrade) and {@code scannedSigs} will be in the newer format. 2796 */ 2797 private int compareSignaturesCompat(PackageSignatures existingSigs, 2798 PackageParser.Package scannedPkg) { 2799 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2800 return PackageManager.SIGNATURE_NO_MATCH; 2801 } 2802 2803 HashSet<Signature> existingSet = new HashSet<Signature>(); 2804 for (Signature sig : existingSigs.mSignatures) { 2805 existingSet.add(sig); 2806 } 2807 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2808 for (Signature sig : scannedPkg.mSignatures) { 2809 try { 2810 Signature[] chainSignatures = sig.getChainSignatures(); 2811 for (Signature chainSig : chainSignatures) { 2812 scannedCompatSet.add(chainSig); 2813 } 2814 } catch (CertificateEncodingException e) { 2815 scannedCompatSet.add(sig); 2816 } 2817 } 2818 /* 2819 * Make sure the expanded scanned set contains all signatures in the 2820 * existing one. 2821 */ 2822 if (scannedCompatSet.equals(existingSet)) { 2823 // Migrate the old signatures to the new scheme. 2824 existingSigs.assignSignatures(scannedPkg.mSignatures); 2825 // The new KeySets will be re-added later in the scanning process. 2826 mSettings.mKeySetManagerService.removeAppKeySetData(scannedPkg.packageName); 2827 return PackageManager.SIGNATURE_MATCH; 2828 } 2829 return PackageManager.SIGNATURE_NO_MATCH; 2830 } 2831 2832 @Override 2833 public String[] getPackagesForUid(int uid) { 2834 uid = UserHandle.getAppId(uid); 2835 // reader 2836 synchronized (mPackages) { 2837 Object obj = mSettings.getUserIdLPr(uid); 2838 if (obj instanceof SharedUserSetting) { 2839 final SharedUserSetting sus = (SharedUserSetting) obj; 2840 final int N = sus.packages.size(); 2841 final String[] res = new String[N]; 2842 final Iterator<PackageSetting> it = sus.packages.iterator(); 2843 int i = 0; 2844 while (it.hasNext()) { 2845 res[i++] = it.next().name; 2846 } 2847 return res; 2848 } else if (obj instanceof PackageSetting) { 2849 final PackageSetting ps = (PackageSetting) obj; 2850 return new String[] { ps.name }; 2851 } 2852 } 2853 return null; 2854 } 2855 2856 @Override 2857 public String getNameForUid(int uid) { 2858 // reader 2859 synchronized (mPackages) { 2860 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2861 if (obj instanceof SharedUserSetting) { 2862 final SharedUserSetting sus = (SharedUserSetting) obj; 2863 return sus.name + ":" + sus.userId; 2864 } else if (obj instanceof PackageSetting) { 2865 final PackageSetting ps = (PackageSetting) obj; 2866 return ps.name; 2867 } 2868 } 2869 return null; 2870 } 2871 2872 @Override 2873 public int getUidForSharedUser(String sharedUserName) { 2874 if(sharedUserName == null) { 2875 return -1; 2876 } 2877 // reader 2878 synchronized (mPackages) { 2879 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2880 if (suid == null) { 2881 return -1; 2882 } 2883 return suid.userId; 2884 } 2885 } 2886 2887 @Override 2888 public int getFlagsForUid(int uid) { 2889 synchronized (mPackages) { 2890 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2891 if (obj instanceof SharedUserSetting) { 2892 final SharedUserSetting sus = (SharedUserSetting) obj; 2893 return sus.pkgFlags; 2894 } else if (obj instanceof PackageSetting) { 2895 final PackageSetting ps = (PackageSetting) obj; 2896 return ps.pkgFlags; 2897 } 2898 } 2899 return 0; 2900 } 2901 2902 @Override 2903 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2904 int flags, int userId) { 2905 if (!sUserManager.exists(userId)) return null; 2906 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2907 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2908 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2909 } 2910 2911 @Override 2912 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2913 IntentFilter filter, int match, ComponentName activity) { 2914 final int userId = UserHandle.getCallingUserId(); 2915 if (DEBUG_PREFERRED) { 2916 Log.v(TAG, "setLastChosenActivity intent=" + intent 2917 + " resolvedType=" + resolvedType 2918 + " flags=" + flags 2919 + " filter=" + filter 2920 + " match=" + match 2921 + " activity=" + activity); 2922 filter.dump(new PrintStreamPrinter(System.out), " "); 2923 } 2924 intent.setComponent(null); 2925 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2926 // Find any earlier preferred or last chosen entries and nuke them 2927 findPreferredActivity(intent, resolvedType, 2928 flags, query, 0, false, true, false, userId); 2929 // Add the new activity as the last chosen for this filter 2930 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2931 } 2932 2933 @Override 2934 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2935 final int userId = UserHandle.getCallingUserId(); 2936 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2937 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2938 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2939 false, false, false, userId); 2940 } 2941 2942 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2943 int flags, List<ResolveInfo> query, int userId) { 2944 if (query != null) { 2945 final int N = query.size(); 2946 if (N == 1) { 2947 return query.get(0); 2948 } else if (N > 1) { 2949 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2950 // If there is more than one activity with the same priority, 2951 // then let the user decide between them. 2952 ResolveInfo r0 = query.get(0); 2953 ResolveInfo r1 = query.get(1); 2954 if (DEBUG_INTENT_MATCHING || debug) { 2955 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2956 + r1.activityInfo.name + "=" + r1.priority); 2957 } 2958 // If the first activity has a higher priority, or a different 2959 // default, then it is always desireable to pick it. 2960 if (r0.priority != r1.priority 2961 || r0.preferredOrder != r1.preferredOrder 2962 || r0.isDefault != r1.isDefault) { 2963 return query.get(0); 2964 } 2965 // If we have saved a preference for a preferred activity for 2966 // this Intent, use that. 2967 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2968 flags, query, r0.priority, true, false, debug, userId); 2969 if (ri != null) { 2970 return ri; 2971 } 2972 if (userId != 0) { 2973 ri = new ResolveInfo(mResolveInfo); 2974 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2975 ri.activityInfo.applicationInfo = new ApplicationInfo( 2976 ri.activityInfo.applicationInfo); 2977 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2978 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2979 return ri; 2980 } 2981 return mResolveInfo; 2982 } 2983 } 2984 return null; 2985 } 2986 2987 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2988 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2989 final int N = query.size(); 2990 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2991 .get(userId); 2992 // Get the list of persistent preferred activities that handle the intent 2993 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2994 List<PersistentPreferredActivity> pprefs = ppir != null 2995 ? ppir.queryIntent(intent, resolvedType, 2996 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2997 : null; 2998 if (pprefs != null && pprefs.size() > 0) { 2999 final int M = pprefs.size(); 3000 for (int i=0; i<M; i++) { 3001 final PersistentPreferredActivity ppa = pprefs.get(i); 3002 if (DEBUG_PREFERRED || debug) { 3003 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3004 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3005 + "\n component=" + ppa.mComponent); 3006 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3007 } 3008 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3009 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3010 if (DEBUG_PREFERRED || debug) { 3011 Slog.v(TAG, "Found persistent preferred activity:"); 3012 if (ai != null) { 3013 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3014 } else { 3015 Slog.v(TAG, " null"); 3016 } 3017 } 3018 if (ai == null) { 3019 // This previously registered persistent preferred activity 3020 // component is no longer known. Ignore it and do NOT remove it. 3021 continue; 3022 } 3023 for (int j=0; j<N; j++) { 3024 final ResolveInfo ri = query.get(j); 3025 if (!ri.activityInfo.applicationInfo.packageName 3026 .equals(ai.applicationInfo.packageName)) { 3027 continue; 3028 } 3029 if (!ri.activityInfo.name.equals(ai.name)) { 3030 continue; 3031 } 3032 // Found a persistent preference that can handle the intent. 3033 if (DEBUG_PREFERRED || debug) { 3034 Slog.v(TAG, "Returning persistent preferred activity: " + 3035 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3036 } 3037 return ri; 3038 } 3039 } 3040 } 3041 return null; 3042 } 3043 3044 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3045 List<ResolveInfo> query, int priority, boolean always, 3046 boolean removeMatches, boolean debug, int userId) { 3047 if (!sUserManager.exists(userId)) return null; 3048 // writer 3049 synchronized (mPackages) { 3050 if (intent.getSelector() != null) { 3051 intent = intent.getSelector(); 3052 } 3053 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3054 3055 // Try to find a matching persistent preferred activity. 3056 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3057 debug, userId); 3058 3059 // If a persistent preferred activity matched, use it. 3060 if (pri != null) { 3061 return pri; 3062 } 3063 3064 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3065 // Get the list of preferred activities that handle the intent 3066 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3067 List<PreferredActivity> prefs = pir != null 3068 ? pir.queryIntent(intent, resolvedType, 3069 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3070 : null; 3071 if (prefs != null && prefs.size() > 0) { 3072 // First figure out how good the original match set is. 3073 // We will only allow preferred activities that came 3074 // from the same match quality. 3075 int match = 0; 3076 3077 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3078 3079 final int N = query.size(); 3080 for (int j=0; j<N; j++) { 3081 final ResolveInfo ri = query.get(j); 3082 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3083 + ": 0x" + Integer.toHexString(match)); 3084 if (ri.match > match) { 3085 match = ri.match; 3086 } 3087 } 3088 3089 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3090 + Integer.toHexString(match)); 3091 3092 match &= IntentFilter.MATCH_CATEGORY_MASK; 3093 final int M = prefs.size(); 3094 for (int i=0; i<M; i++) { 3095 final PreferredActivity pa = prefs.get(i); 3096 if (DEBUG_PREFERRED || debug) { 3097 Slog.v(TAG, "Checking PreferredActivity ds=" 3098 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3099 + "\n component=" + pa.mPref.mComponent); 3100 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3101 } 3102 if (pa.mPref.mMatch != match) { 3103 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3104 + Integer.toHexString(pa.mPref.mMatch)); 3105 continue; 3106 } 3107 // If it's not an "always" type preferred activity and that's what we're 3108 // looking for, skip it. 3109 if (always && !pa.mPref.mAlways) { 3110 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3111 continue; 3112 } 3113 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3114 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3115 if (DEBUG_PREFERRED || debug) { 3116 Slog.v(TAG, "Found preferred activity:"); 3117 if (ai != null) { 3118 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3119 } else { 3120 Slog.v(TAG, " null"); 3121 } 3122 } 3123 if (ai == null) { 3124 // This previously registered preferred activity 3125 // component is no longer known. Most likely an update 3126 // to the app was installed and in the new version this 3127 // component no longer exists. Clean it up by removing 3128 // it from the preferred activities list, and skip it. 3129 Slog.w(TAG, "Removing dangling preferred activity: " 3130 + pa.mPref.mComponent); 3131 pir.removeFilter(pa); 3132 continue; 3133 } 3134 for (int j=0; j<N; j++) { 3135 final ResolveInfo ri = query.get(j); 3136 if (!ri.activityInfo.applicationInfo.packageName 3137 .equals(ai.applicationInfo.packageName)) { 3138 continue; 3139 } 3140 if (!ri.activityInfo.name.equals(ai.name)) { 3141 continue; 3142 } 3143 3144 if (removeMatches) { 3145 pir.removeFilter(pa); 3146 if (DEBUG_PREFERRED) { 3147 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3148 } 3149 break; 3150 } 3151 3152 // Okay we found a previously set preferred or last chosen app. 3153 // If the result set is different from when this 3154 // was created, we need to clear it and re-ask the 3155 // user their preference, if we're looking for an "always" type entry. 3156 if (always && !pa.mPref.sameSet(query, priority)) { 3157 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3158 + intent + " type " + resolvedType); 3159 if (DEBUG_PREFERRED) { 3160 Slog.v(TAG, "Removing preferred activity since set changed " 3161 + pa.mPref.mComponent); 3162 } 3163 pir.removeFilter(pa); 3164 // Re-add the filter as a "last chosen" entry (!always) 3165 PreferredActivity lastChosen = new PreferredActivity( 3166 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3167 pir.addFilter(lastChosen); 3168 mSettings.writePackageRestrictionsLPr(userId); 3169 return null; 3170 } 3171 3172 // Yay! Either the set matched or we're looking for the last chosen 3173 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3174 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3175 mSettings.writePackageRestrictionsLPr(userId); 3176 return ri; 3177 } 3178 } 3179 } 3180 mSettings.writePackageRestrictionsLPr(userId); 3181 } 3182 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3183 return null; 3184 } 3185 3186 /* 3187 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3188 */ 3189 @Override 3190 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3191 int targetUserId) { 3192 mContext.enforceCallingOrSelfPermission( 3193 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3194 List<CrossProfileIntentFilter> matches = 3195 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3196 if (matches != null) { 3197 int size = matches.size(); 3198 for (int i = 0; i < size; i++) { 3199 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3200 } 3201 } 3202 3203 ArrayList<String> packageNames = null; 3204 SparseArray<ArrayList<String>> fromSource = 3205 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3206 if (fromSource != null) { 3207 packageNames = fromSource.get(targetUserId); 3208 } 3209 if (packageNames.contains(intent.getPackage())) { 3210 return true; 3211 } 3212 // We need the package name, so we try to resolve with the loosest flags possible 3213 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3214 intent, resolvedType, PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3215 int count = resolveInfos.size(); 3216 for (int i = 0; i < count; i++) { 3217 ResolveInfo resolveInfo = resolveInfos.get(i); 3218 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3219 return true; 3220 } 3221 } 3222 return false; 3223 } 3224 3225 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3226 String resolvedType, int userId) { 3227 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3228 if (resolver != null) { 3229 return resolver.queryIntent(intent, resolvedType, false, userId); 3230 } 3231 return null; 3232 } 3233 3234 @Override 3235 public List<ResolveInfo> queryIntentActivities(Intent intent, 3236 String resolvedType, int flags, int userId) { 3237 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3238 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3239 ComponentName comp = intent.getComponent(); 3240 if (comp == null) { 3241 if (intent.getSelector() != null) { 3242 intent = intent.getSelector(); 3243 comp = intent.getComponent(); 3244 } 3245 } 3246 3247 if (comp != null) { 3248 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3249 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3250 if (ai != null) { 3251 final ResolveInfo ri = new ResolveInfo(); 3252 ri.activityInfo = ai; 3253 list.add(ri); 3254 } 3255 return list; 3256 } 3257 3258 // reader 3259 synchronized (mPackages) { 3260 final String pkgName = intent.getPackage(); 3261 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3262 if (pkgName == null) { 3263 ResolveInfo resolveInfo = null; 3264 if (queryCrossProfile) { 3265 // Check if the intent needs to be forwarded to another user for this package 3266 ArrayList<ResolveInfo> crossProfileResult = 3267 queryIntentActivitiesCrossProfilePackage( 3268 intent, resolvedType, flags, userId); 3269 if (!crossProfileResult.isEmpty()) { 3270 // Skip the current profile 3271 return crossProfileResult; 3272 } 3273 List<CrossProfileIntentFilter> matchingFilters = 3274 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3275 // Check for results that need to skip the current profile. 3276 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3277 resolvedType, flags, userId); 3278 if (resolveInfo != null) { 3279 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3280 result.add(resolveInfo); 3281 return result; 3282 } 3283 // Check for cross profile results. 3284 resolveInfo = queryCrossProfileIntents( 3285 matchingFilters, intent, resolvedType, flags, userId); 3286 } 3287 // Check for results in the current profile. 3288 List<ResolveInfo> result = mActivities.queryIntent( 3289 intent, resolvedType, flags, userId); 3290 if (resolveInfo != null) { 3291 result.add(resolveInfo); 3292 } 3293 return result; 3294 } 3295 final PackageParser.Package pkg = mPackages.get(pkgName); 3296 if (pkg != null) { 3297 if (queryCrossProfile) { 3298 ArrayList<ResolveInfo> crossProfileResult = 3299 queryIntentActivitiesCrossProfilePackage( 3300 intent, resolvedType, flags, userId, pkg, pkgName); 3301 if (!crossProfileResult.isEmpty()) { 3302 // Skip the current profile 3303 return crossProfileResult; 3304 } 3305 } 3306 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3307 pkg.activities, userId); 3308 } 3309 return new ArrayList<ResolveInfo>(); 3310 } 3311 } 3312 3313 private ResolveInfo querySkipCurrentProfileIntents( 3314 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3315 int flags, int sourceUserId) { 3316 if (matchingFilters != null) { 3317 int size = matchingFilters.size(); 3318 for (int i = 0; i < size; i ++) { 3319 CrossProfileIntentFilter filter = matchingFilters.get(i); 3320 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3321 // Checking if there are activities in the target user that can handle the 3322 // intent. 3323 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3324 flags, sourceUserId); 3325 if (resolveInfo != null) { 3326 return resolveInfo; 3327 } 3328 } 3329 } 3330 } 3331 return null; 3332 } 3333 3334 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3335 Intent intent, String resolvedType, int flags, int userId) { 3336 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3337 SparseArray<ArrayList<String>> sourceForwardingInfo = 3338 mSettings.mCrossProfilePackageInfo.get(userId); 3339 if (sourceForwardingInfo != null) { 3340 int NI = sourceForwardingInfo.size(); 3341 for (int i = 0; i < NI; i++) { 3342 int targetUserId = sourceForwardingInfo.keyAt(i); 3343 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3344 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3345 intent, resolvedType, flags, targetUserId); 3346 int NJ = resolveInfos.size(); 3347 for (int j = 0; j < NJ; j++) { 3348 ResolveInfo resolveInfo = resolveInfos.get(j); 3349 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3350 matchingResolveInfos.add(createForwardingResolveInfo( 3351 resolveInfo.filter, userId, targetUserId)); 3352 } 3353 } 3354 } 3355 } 3356 return matchingResolveInfos; 3357 } 3358 3359 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3360 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3361 String packageName) { 3362 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3363 SparseArray<ArrayList<String>> sourceForwardingInfo = 3364 mSettings.mCrossProfilePackageInfo.get(userId); 3365 if (sourceForwardingInfo != null) { 3366 int NI = sourceForwardingInfo.size(); 3367 for (int i = 0; i < NI; i++) { 3368 int targetUserId = sourceForwardingInfo.keyAt(i); 3369 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3370 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3371 intent, resolvedType, flags, pkg.activities, targetUserId); 3372 int NJ = resolveInfos.size(); 3373 for (int j = 0; j < NJ; j++) { 3374 ResolveInfo resolveInfo = resolveInfos.get(j); 3375 matchingResolveInfos.add(createForwardingResolveInfo( 3376 resolveInfo.filter, userId, targetUserId)); 3377 } 3378 } 3379 } 3380 } 3381 return matchingResolveInfos; 3382 } 3383 3384 // Return matching ResolveInfo if any for skip current profile intent filters. 3385 private ResolveInfo queryCrossProfileIntents( 3386 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3387 int flags, int sourceUserId) { 3388 if (matchingFilters != null) { 3389 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3390 // match the same intent. For performance reasons, it is better not to 3391 // run queryIntent twice for the same userId 3392 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3393 int size = matchingFilters.size(); 3394 for (int i = 0; i < size; i++) { 3395 CrossProfileIntentFilter filter = matchingFilters.get(i); 3396 int targetUserId = filter.getTargetUserId(); 3397 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3398 && !alreadyTriedUserIds.get(targetUserId)) { 3399 // Checking if there are activities in the target user that can handle the 3400 // intent. 3401 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3402 flags, sourceUserId); 3403 if (resolveInfo != null) return resolveInfo; 3404 alreadyTriedUserIds.put(targetUserId, true); 3405 } 3406 } 3407 } 3408 return null; 3409 } 3410 3411 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3412 String resolvedType, int flags, int sourceUserId) { 3413 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3414 resolvedType, flags, filter.getTargetUserId()); 3415 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3416 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3417 } 3418 return null; 3419 } 3420 3421 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3422 int sourceUserId, int targetUserId) { 3423 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3424 String className; 3425 if (targetUserId == UserHandle.USER_OWNER) { 3426 className = FORWARD_INTENT_TO_USER_OWNER; 3427 } else { 3428 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3429 } 3430 ComponentName forwardingActivityComponentName = new ComponentName( 3431 mAndroidApplication.packageName, className); 3432 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3433 sourceUserId); 3434 if (targetUserId == UserHandle.USER_OWNER) { 3435 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3436 forwardingResolveInfo.noResourceId = true; 3437 } 3438 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3439 forwardingResolveInfo.priority = 0; 3440 forwardingResolveInfo.preferredOrder = 0; 3441 forwardingResolveInfo.match = 0; 3442 forwardingResolveInfo.isDefault = true; 3443 forwardingResolveInfo.filter = filter; 3444 forwardingResolveInfo.targetUserId = targetUserId; 3445 return forwardingResolveInfo; 3446 } 3447 3448 @Override 3449 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3450 Intent[] specifics, String[] specificTypes, Intent intent, 3451 String resolvedType, int flags, int userId) { 3452 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3453 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3454 "query intent activity options"); 3455 final String resultsAction = intent.getAction(); 3456 3457 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3458 | PackageManager.GET_RESOLVED_FILTER, userId); 3459 3460 if (DEBUG_INTENT_MATCHING) { 3461 Log.v(TAG, "Query " + intent + ": " + results); 3462 } 3463 3464 int specificsPos = 0; 3465 int N; 3466 3467 // todo: note that the algorithm used here is O(N^2). This 3468 // isn't a problem in our current environment, but if we start running 3469 // into situations where we have more than 5 or 10 matches then this 3470 // should probably be changed to something smarter... 3471 3472 // First we go through and resolve each of the specific items 3473 // that were supplied, taking care of removing any corresponding 3474 // duplicate items in the generic resolve list. 3475 if (specifics != null) { 3476 for (int i=0; i<specifics.length; i++) { 3477 final Intent sintent = specifics[i]; 3478 if (sintent == null) { 3479 continue; 3480 } 3481 3482 if (DEBUG_INTENT_MATCHING) { 3483 Log.v(TAG, "Specific #" + i + ": " + sintent); 3484 } 3485 3486 String action = sintent.getAction(); 3487 if (resultsAction != null && resultsAction.equals(action)) { 3488 // If this action was explicitly requested, then don't 3489 // remove things that have it. 3490 action = null; 3491 } 3492 3493 ResolveInfo ri = null; 3494 ActivityInfo ai = null; 3495 3496 ComponentName comp = sintent.getComponent(); 3497 if (comp == null) { 3498 ri = resolveIntent( 3499 sintent, 3500 specificTypes != null ? specificTypes[i] : null, 3501 flags, userId); 3502 if (ri == null) { 3503 continue; 3504 } 3505 if (ri == mResolveInfo) { 3506 // ACK! Must do something better with this. 3507 } 3508 ai = ri.activityInfo; 3509 comp = new ComponentName(ai.applicationInfo.packageName, 3510 ai.name); 3511 } else { 3512 ai = getActivityInfo(comp, flags, userId); 3513 if (ai == null) { 3514 continue; 3515 } 3516 } 3517 3518 // Look for any generic query activities that are duplicates 3519 // of this specific one, and remove them from the results. 3520 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3521 N = results.size(); 3522 int j; 3523 for (j=specificsPos; j<N; j++) { 3524 ResolveInfo sri = results.get(j); 3525 if ((sri.activityInfo.name.equals(comp.getClassName()) 3526 && sri.activityInfo.applicationInfo.packageName.equals( 3527 comp.getPackageName())) 3528 || (action != null && sri.filter.matchAction(action))) { 3529 results.remove(j); 3530 if (DEBUG_INTENT_MATCHING) Log.v( 3531 TAG, "Removing duplicate item from " + j 3532 + " due to specific " + specificsPos); 3533 if (ri == null) { 3534 ri = sri; 3535 } 3536 j--; 3537 N--; 3538 } 3539 } 3540 3541 // Add this specific item to its proper place. 3542 if (ri == null) { 3543 ri = new ResolveInfo(); 3544 ri.activityInfo = ai; 3545 } 3546 results.add(specificsPos, ri); 3547 ri.specificIndex = i; 3548 specificsPos++; 3549 } 3550 } 3551 3552 // Now we go through the remaining generic results and remove any 3553 // duplicate actions that are found here. 3554 N = results.size(); 3555 for (int i=specificsPos; i<N-1; i++) { 3556 final ResolveInfo rii = results.get(i); 3557 if (rii.filter == null) { 3558 continue; 3559 } 3560 3561 // Iterate over all of the actions of this result's intent 3562 // filter... typically this should be just one. 3563 final Iterator<String> it = rii.filter.actionsIterator(); 3564 if (it == null) { 3565 continue; 3566 } 3567 while (it.hasNext()) { 3568 final String action = it.next(); 3569 if (resultsAction != null && resultsAction.equals(action)) { 3570 // If this action was explicitly requested, then don't 3571 // remove things that have it. 3572 continue; 3573 } 3574 for (int j=i+1; j<N; j++) { 3575 final ResolveInfo rij = results.get(j); 3576 if (rij.filter != null && rij.filter.hasAction(action)) { 3577 results.remove(j); 3578 if (DEBUG_INTENT_MATCHING) Log.v( 3579 TAG, "Removing duplicate item from " + j 3580 + " due to action " + action + " at " + i); 3581 j--; 3582 N--; 3583 } 3584 } 3585 } 3586 3587 // If the caller didn't request filter information, drop it now 3588 // so we don't have to marshall/unmarshall it. 3589 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3590 rii.filter = null; 3591 } 3592 } 3593 3594 // Filter out the caller activity if so requested. 3595 if (caller != null) { 3596 N = results.size(); 3597 for (int i=0; i<N; i++) { 3598 ActivityInfo ainfo = results.get(i).activityInfo; 3599 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3600 && caller.getClassName().equals(ainfo.name)) { 3601 results.remove(i); 3602 break; 3603 } 3604 } 3605 } 3606 3607 // If the caller didn't request filter information, 3608 // drop them now so we don't have to 3609 // marshall/unmarshall it. 3610 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3611 N = results.size(); 3612 for (int i=0; i<N; i++) { 3613 results.get(i).filter = null; 3614 } 3615 } 3616 3617 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3618 return results; 3619 } 3620 3621 @Override 3622 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3623 int userId) { 3624 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3625 ComponentName comp = intent.getComponent(); 3626 if (comp == null) { 3627 if (intent.getSelector() != null) { 3628 intent = intent.getSelector(); 3629 comp = intent.getComponent(); 3630 } 3631 } 3632 if (comp != null) { 3633 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3634 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3635 if (ai != null) { 3636 ResolveInfo ri = new ResolveInfo(); 3637 ri.activityInfo = ai; 3638 list.add(ri); 3639 } 3640 return list; 3641 } 3642 3643 // reader 3644 synchronized (mPackages) { 3645 String pkgName = intent.getPackage(); 3646 if (pkgName == null) { 3647 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3648 } 3649 final PackageParser.Package pkg = mPackages.get(pkgName); 3650 if (pkg != null) { 3651 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3652 userId); 3653 } 3654 return null; 3655 } 3656 } 3657 3658 @Override 3659 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3660 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3661 if (!sUserManager.exists(userId)) return null; 3662 if (query != null) { 3663 if (query.size() >= 1) { 3664 // If there is more than one service with the same priority, 3665 // just arbitrarily pick the first one. 3666 return query.get(0); 3667 } 3668 } 3669 return null; 3670 } 3671 3672 @Override 3673 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3674 int userId) { 3675 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3676 ComponentName comp = intent.getComponent(); 3677 if (comp == null) { 3678 if (intent.getSelector() != null) { 3679 intent = intent.getSelector(); 3680 comp = intent.getComponent(); 3681 } 3682 } 3683 if (comp != null) { 3684 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3685 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3686 if (si != null) { 3687 final ResolveInfo ri = new ResolveInfo(); 3688 ri.serviceInfo = si; 3689 list.add(ri); 3690 } 3691 return list; 3692 } 3693 3694 // reader 3695 synchronized (mPackages) { 3696 String pkgName = intent.getPackage(); 3697 if (pkgName == null) { 3698 return mServices.queryIntent(intent, resolvedType, flags, userId); 3699 } 3700 final PackageParser.Package pkg = mPackages.get(pkgName); 3701 if (pkg != null) { 3702 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3703 userId); 3704 } 3705 return null; 3706 } 3707 } 3708 3709 @Override 3710 public List<ResolveInfo> queryIntentContentProviders( 3711 Intent intent, String resolvedType, int flags, int userId) { 3712 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3713 ComponentName comp = intent.getComponent(); 3714 if (comp == null) { 3715 if (intent.getSelector() != null) { 3716 intent = intent.getSelector(); 3717 comp = intent.getComponent(); 3718 } 3719 } 3720 if (comp != null) { 3721 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3722 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3723 if (pi != null) { 3724 final ResolveInfo ri = new ResolveInfo(); 3725 ri.providerInfo = pi; 3726 list.add(ri); 3727 } 3728 return list; 3729 } 3730 3731 // reader 3732 synchronized (mPackages) { 3733 String pkgName = intent.getPackage(); 3734 if (pkgName == null) { 3735 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3736 } 3737 final PackageParser.Package pkg = mPackages.get(pkgName); 3738 if (pkg != null) { 3739 return mProviders.queryIntentForPackage( 3740 intent, resolvedType, flags, pkg.providers, userId); 3741 } 3742 return null; 3743 } 3744 } 3745 3746 @Override 3747 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3748 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3749 3750 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3751 3752 // writer 3753 synchronized (mPackages) { 3754 ArrayList<PackageInfo> list; 3755 if (listUninstalled) { 3756 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3757 for (PackageSetting ps : mSettings.mPackages.values()) { 3758 PackageInfo pi; 3759 if (ps.pkg != null) { 3760 pi = generatePackageInfo(ps.pkg, flags, userId); 3761 } else { 3762 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3763 } 3764 if (pi != null) { 3765 list.add(pi); 3766 } 3767 } 3768 } else { 3769 list = new ArrayList<PackageInfo>(mPackages.size()); 3770 for (PackageParser.Package p : mPackages.values()) { 3771 PackageInfo pi = generatePackageInfo(p, flags, userId); 3772 if (pi != null) { 3773 list.add(pi); 3774 } 3775 } 3776 } 3777 3778 return new ParceledListSlice<PackageInfo>(list); 3779 } 3780 } 3781 3782 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3783 String[] permissions, boolean[] tmp, int flags, int userId) { 3784 int numMatch = 0; 3785 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3786 for (int i=0; i<permissions.length; i++) { 3787 if (gp.grantedPermissions.contains(permissions[i])) { 3788 tmp[i] = true; 3789 numMatch++; 3790 } else { 3791 tmp[i] = false; 3792 } 3793 } 3794 if (numMatch == 0) { 3795 return; 3796 } 3797 PackageInfo pi; 3798 if (ps.pkg != null) { 3799 pi = generatePackageInfo(ps.pkg, flags, userId); 3800 } else { 3801 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3802 } 3803 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3804 if (numMatch == permissions.length) { 3805 pi.requestedPermissions = permissions; 3806 } else { 3807 pi.requestedPermissions = new String[numMatch]; 3808 numMatch = 0; 3809 for (int i=0; i<permissions.length; i++) { 3810 if (tmp[i]) { 3811 pi.requestedPermissions[numMatch] = permissions[i]; 3812 numMatch++; 3813 } 3814 } 3815 } 3816 } 3817 list.add(pi); 3818 } 3819 3820 @Override 3821 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3822 String[] permissions, int flags, int userId) { 3823 if (!sUserManager.exists(userId)) return null; 3824 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3825 3826 // writer 3827 synchronized (mPackages) { 3828 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3829 boolean[] tmpBools = new boolean[permissions.length]; 3830 if (listUninstalled) { 3831 for (PackageSetting ps : mSettings.mPackages.values()) { 3832 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3833 } 3834 } else { 3835 for (PackageParser.Package pkg : mPackages.values()) { 3836 PackageSetting ps = (PackageSetting)pkg.mExtras; 3837 if (ps != null) { 3838 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3839 userId); 3840 } 3841 } 3842 } 3843 3844 return new ParceledListSlice<PackageInfo>(list); 3845 } 3846 } 3847 3848 @Override 3849 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3850 if (!sUserManager.exists(userId)) return null; 3851 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3852 3853 // writer 3854 synchronized (mPackages) { 3855 ArrayList<ApplicationInfo> list; 3856 if (listUninstalled) { 3857 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3858 for (PackageSetting ps : mSettings.mPackages.values()) { 3859 ApplicationInfo ai; 3860 if (ps.pkg != null) { 3861 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3862 ps.readUserState(userId), userId); 3863 } else { 3864 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3865 } 3866 if (ai != null) { 3867 list.add(ai); 3868 } 3869 } 3870 } else { 3871 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3872 for (PackageParser.Package p : mPackages.values()) { 3873 if (p.mExtras != null) { 3874 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3875 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3876 if (ai != null) { 3877 list.add(ai); 3878 } 3879 } 3880 } 3881 } 3882 3883 return new ParceledListSlice<ApplicationInfo>(list); 3884 } 3885 } 3886 3887 public List<ApplicationInfo> getPersistentApplications(int flags) { 3888 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3889 3890 // reader 3891 synchronized (mPackages) { 3892 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3893 final int userId = UserHandle.getCallingUserId(); 3894 while (i.hasNext()) { 3895 final PackageParser.Package p = i.next(); 3896 if (p.applicationInfo != null 3897 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3898 && (!mSafeMode || isSystemApp(p))) { 3899 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3900 if (ps != null) { 3901 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3902 ps.readUserState(userId), userId); 3903 if (ai != null) { 3904 finalList.add(ai); 3905 } 3906 } 3907 } 3908 } 3909 } 3910 3911 return finalList; 3912 } 3913 3914 @Override 3915 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3916 if (!sUserManager.exists(userId)) return null; 3917 // reader 3918 synchronized (mPackages) { 3919 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3920 PackageSetting ps = provider != null 3921 ? mSettings.mPackages.get(provider.owner.packageName) 3922 : null; 3923 return ps != null 3924 && mSettings.isEnabledLPr(provider.info, flags, userId) 3925 && (!mSafeMode || (provider.info.applicationInfo.flags 3926 &ApplicationInfo.FLAG_SYSTEM) != 0) 3927 ? PackageParser.generateProviderInfo(provider, flags, 3928 ps.readUserState(userId), userId) 3929 : null; 3930 } 3931 } 3932 3933 /** 3934 * @deprecated 3935 */ 3936 @Deprecated 3937 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3938 // reader 3939 synchronized (mPackages) { 3940 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3941 .entrySet().iterator(); 3942 final int userId = UserHandle.getCallingUserId(); 3943 while (i.hasNext()) { 3944 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3945 PackageParser.Provider p = entry.getValue(); 3946 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3947 3948 if (ps != null && p.syncable 3949 && (!mSafeMode || (p.info.applicationInfo.flags 3950 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3951 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3952 ps.readUserState(userId), userId); 3953 if (info != null) { 3954 outNames.add(entry.getKey()); 3955 outInfo.add(info); 3956 } 3957 } 3958 } 3959 } 3960 } 3961 3962 @Override 3963 public List<ProviderInfo> queryContentProviders(String processName, 3964 int uid, int flags) { 3965 ArrayList<ProviderInfo> finalList = null; 3966 // reader 3967 synchronized (mPackages) { 3968 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3969 final int userId = processName != null ? 3970 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3971 while (i.hasNext()) { 3972 final PackageParser.Provider p = i.next(); 3973 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3974 if (ps != null && p.info.authority != null 3975 && (processName == null 3976 || (p.info.processName.equals(processName) 3977 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3978 && mSettings.isEnabledLPr(p.info, flags, userId) 3979 && (!mSafeMode 3980 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3981 if (finalList == null) { 3982 finalList = new ArrayList<ProviderInfo>(3); 3983 } 3984 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3985 ps.readUserState(userId), userId); 3986 if (info != null) { 3987 finalList.add(info); 3988 } 3989 } 3990 } 3991 } 3992 3993 if (finalList != null) { 3994 Collections.sort(finalList, mProviderInitOrderSorter); 3995 } 3996 3997 return finalList; 3998 } 3999 4000 @Override 4001 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4002 int flags) { 4003 // reader 4004 synchronized (mPackages) { 4005 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4006 return PackageParser.generateInstrumentationInfo(i, flags); 4007 } 4008 } 4009 4010 @Override 4011 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4012 int flags) { 4013 ArrayList<InstrumentationInfo> finalList = 4014 new ArrayList<InstrumentationInfo>(); 4015 4016 // reader 4017 synchronized (mPackages) { 4018 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4019 while (i.hasNext()) { 4020 final PackageParser.Instrumentation p = i.next(); 4021 if (targetPackage == null 4022 || targetPackage.equals(p.info.targetPackage)) { 4023 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4024 flags); 4025 if (ii != null) { 4026 finalList.add(ii); 4027 } 4028 } 4029 } 4030 } 4031 4032 return finalList; 4033 } 4034 4035 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4036 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4037 if (overlays == null) { 4038 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4039 return; 4040 } 4041 for (PackageParser.Package opkg : overlays.values()) { 4042 // Not much to do if idmap fails: we already logged the error 4043 // and we certainly don't want to abort installation of pkg simply 4044 // because an overlay didn't fit properly. For these reasons, 4045 // ignore the return value of createIdmapForPackagePairLI. 4046 createIdmapForPackagePairLI(pkg, opkg); 4047 } 4048 } 4049 4050 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4051 PackageParser.Package opkg) { 4052 if (!opkg.mTrustedOverlay) { 4053 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4054 opkg.baseCodePath + ": overlay not trusted"); 4055 return false; 4056 } 4057 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4058 if (overlaySet == null) { 4059 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4060 opkg.baseCodePath + " but target package has no known overlays"); 4061 return false; 4062 } 4063 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4064 // TODO: generate idmap for split APKs 4065 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4066 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4067 + opkg.baseCodePath); 4068 return false; 4069 } 4070 PackageParser.Package[] overlayArray = 4071 overlaySet.values().toArray(new PackageParser.Package[0]); 4072 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4073 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4074 return p1.mOverlayPriority - p2.mOverlayPriority; 4075 } 4076 }; 4077 Arrays.sort(overlayArray, cmp); 4078 4079 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4080 int i = 0; 4081 for (PackageParser.Package p : overlayArray) { 4082 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4083 } 4084 return true; 4085 } 4086 4087 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 4088 final File[] files = dir.listFiles(); 4089 if (ArrayUtils.isEmpty(files)) { 4090 Log.d(TAG, "No files in app dir " + dir); 4091 return; 4092 } 4093 4094 if (DEBUG_PACKAGE_SCANNING) { 4095 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 4096 + " flags=0x" + Integer.toHexString(flags)); 4097 } 4098 4099 for (File file : files) { 4100 final boolean isPackage = isApkFile(file) || file.isDirectory(); 4101 if (!isPackage) { 4102 // Ignore entries which are not apk's 4103 continue; 4104 } 4105 PackageParser.Package pkg = scanPackageLI(file, 4106 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null, null); 4107 // Don't mess around with apps in system partition. 4108 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4109 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 4110 // Delete the apk 4111 Slog.w(TAG, "Cleaning up failed install of " + file); 4112 file.delete(); 4113 } 4114 } 4115 } 4116 4117 private static File getSettingsProblemFile() { 4118 File dataDir = Environment.getDataDirectory(); 4119 File systemDir = new File(dataDir, "system"); 4120 File fname = new File(systemDir, "uiderrors.txt"); 4121 return fname; 4122 } 4123 4124 static void reportSettingsProblem(int priority, String msg) { 4125 try { 4126 File fname = getSettingsProblemFile(); 4127 FileOutputStream out = new FileOutputStream(fname, true); 4128 PrintWriter pw = new FastPrintWriter(out); 4129 SimpleDateFormat formatter = new SimpleDateFormat(); 4130 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4131 pw.println(dateString + ": " + msg); 4132 pw.close(); 4133 FileUtils.setPermissions( 4134 fname.toString(), 4135 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4136 -1, -1); 4137 } catch (java.io.IOException e) { 4138 } 4139 Slog.println(priority, TAG, msg); 4140 } 4141 4142 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 4143 PackageParser.Package pkg, File srcFile, int parseFlags) { 4144 if (ps != null 4145 && ps.codePath.equals(srcFile) 4146 && ps.timeStamp == srcFile.lastModified() 4147 && !isCompatSignatureUpdateNeeded(pkg)) { 4148 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4149 if (ps.signatures.mSignatures != null 4150 && ps.signatures.mSignatures.length != 0 4151 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4152 // Optimization: reuse the existing cached certificates 4153 // if the package appears to be unchanged. 4154 pkg.mSignatures = ps.signatures.mSignatures; 4155 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4156 pkg.mSigningKeys = ksms.getPublicKeysFromKeySet(mSigningKeySetId); 4157 return true; 4158 } 4159 4160 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 4161 } else { 4162 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4163 } 4164 4165 try { 4166 pp.collectCertificates(pkg, parseFlags); 4167 pp.collectManifestDigest(pkg); 4168 } catch (PackageParserException e) { 4169 Slog.e(TAG, "Failed during collect: " + e); 4170 mLastScanError = e.error; 4171 return false; 4172 } 4173 return true; 4174 } 4175 4176 /* 4177 * Scan a package and return the newly parsed package. 4178 * Returns null in case of errors and the error code is stored in mLastScanError 4179 */ 4180 private PackageParser.Package scanPackageLI(File scanFile, 4181 int parseFlags, int scanMode, long currentTime, UserHandle user, String abiOverride) { 4182 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 4183 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4184 parseFlags |= mDefParseFlags; 4185 PackageParser pp = new PackageParser(); 4186 pp.setSeparateProcesses(mSeparateProcesses); 4187 pp.setOnlyCoreApps(mOnlyCore); 4188 pp.setDisplayMetrics(mMetrics); 4189 4190 if ((scanMode & SCAN_TRUSTED_OVERLAY) != 0) { 4191 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4192 } 4193 4194 final PackageParser.Package pkg; 4195 try { 4196 pkg = pp.parsePackage(scanFile, parseFlags); 4197 } catch (PackageParserException e) { 4198 Slog.e(TAG, "Failed during scan: " + e); 4199 mLastScanError = e.error; 4200 return null; 4201 } 4202 4203 PackageSetting ps = null; 4204 PackageSetting updatedPkg; 4205 // reader 4206 synchronized (mPackages) { 4207 // Look to see if we already know about this package. 4208 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4209 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4210 // This package has been renamed to its original name. Let's 4211 // use that. 4212 ps = mSettings.peekPackageLPr(oldName); 4213 } 4214 // If there was no original package, see one for the real package name. 4215 if (ps == null) { 4216 ps = mSettings.peekPackageLPr(pkg.packageName); 4217 } 4218 // Check to see if this package could be hiding/updating a system 4219 // package. Must look for it either under the original or real 4220 // package name depending on our state. 4221 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4222 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4223 } 4224 boolean updatedPkgBetter = false; 4225 // First check if this is a system package that may involve an update 4226 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4227 if (ps != null && !ps.codePath.equals(scanFile)) { 4228 // The path has changed from what was last scanned... check the 4229 // version of the new path against what we have stored to determine 4230 // what to do. 4231 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4232 if (pkg.mVersionCode < ps.versionCode) { 4233 // The system package has been updated and the code path does not match 4234 // Ignore entry. Skip it. 4235 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4236 + " ignored: updated version " + ps.versionCode 4237 + " better than this " + pkg.mVersionCode); 4238 if (!updatedPkg.codePath.equals(scanFile)) { 4239 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4240 + ps.name + " changing from " + updatedPkg.codePathString 4241 + " to " + scanFile); 4242 updatedPkg.codePath = scanFile; 4243 updatedPkg.codePathString = scanFile.toString(); 4244 // This is the point at which we know that the system-disk APK 4245 // for this package has moved during a reboot (e.g. due to an OTA), 4246 // so we need to reevaluate it for privilege policy. 4247 if (locationIsPrivileged(scanFile)) { 4248 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4249 } 4250 } 4251 updatedPkg.pkg = pkg; 4252 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4253 return null; 4254 } else { 4255 // The current app on the system partition is better than 4256 // what we have updated to on the data partition; switch 4257 // back to the system partition version. 4258 // At this point, its safely assumed that package installation for 4259 // apps in system partition will go through. If not there won't be a working 4260 // version of the app 4261 // writer 4262 synchronized (mPackages) { 4263 // Just remove the loaded entries from package lists. 4264 mPackages.remove(ps.name); 4265 } 4266 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4267 + "reverting from " + ps.codePathString 4268 + ": new version " + pkg.mVersionCode 4269 + " better than installed " + ps.versionCode); 4270 4271 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4272 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString, 4273 getAppInstructionSetFromSettings(ps)); 4274 synchronized (mInstallLock) { 4275 args.cleanUpResourcesLI(); 4276 } 4277 synchronized (mPackages) { 4278 mSettings.enableSystemPackageLPw(ps.name); 4279 } 4280 updatedPkgBetter = true; 4281 } 4282 } 4283 } 4284 4285 if (updatedPkg != null) { 4286 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4287 // initially 4288 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4289 4290 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4291 // flag set initially 4292 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4293 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4294 } 4295 } 4296 // Verify certificates against what was last scanned 4297 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 4298 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 4299 return null; 4300 } 4301 4302 /* 4303 * A new system app appeared, but we already had a non-system one of the 4304 * same name installed earlier. 4305 */ 4306 boolean shouldHideSystemApp = false; 4307 if (updatedPkg == null && ps != null 4308 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4309 /* 4310 * Check to make sure the signatures match first. If they don't, 4311 * wipe the installed application and its data. 4312 */ 4313 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4314 != PackageManager.SIGNATURE_MATCH) { 4315 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4316 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4317 ps = null; 4318 } else { 4319 /* 4320 * If the newly-added system app is an older version than the 4321 * already installed version, hide it. It will be scanned later 4322 * and re-added like an update. 4323 */ 4324 if (pkg.mVersionCode < ps.versionCode) { 4325 shouldHideSystemApp = true; 4326 } else { 4327 /* 4328 * The newly found system app is a newer version that the 4329 * one previously installed. Simply remove the 4330 * already-installed application and replace it with our own 4331 * while keeping the application data. 4332 */ 4333 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4334 + ps.codePathString + ": new version " + pkg.mVersionCode 4335 + " better than installed " + ps.versionCode); 4336 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4337 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString, 4338 getAppInstructionSetFromSettings(ps)); 4339 synchronized (mInstallLock) { 4340 args.cleanUpResourcesLI(); 4341 } 4342 } 4343 } 4344 } 4345 4346 // The apk is forward locked (not public) if its code and resources 4347 // are kept in different files. (except for app in either system or 4348 // vendor path). 4349 // TODO grab this value from PackageSettings 4350 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4351 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4352 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4353 } 4354 } 4355 4356 // TODO: extend to support forward-locked splits 4357 String resourcePath = null; 4358 String baseResourcePath = null; 4359 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4360 if (ps != null && ps.resourcePathString != null) { 4361 resourcePath = ps.resourcePathString; 4362 baseResourcePath = ps.resourcePathString; 4363 } else { 4364 // Should not happen at all. Just log an error. 4365 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4366 } 4367 } else { 4368 resourcePath = pkg.codePath; 4369 baseResourcePath = pkg.baseCodePath; 4370 } 4371 4372 // Set application objects path explicitly. 4373 pkg.applicationInfo.setCodePath(pkg.codePath); 4374 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4375 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4376 pkg.applicationInfo.setResourcePath(resourcePath); 4377 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4378 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4379 4380 // Note that we invoke the following method only if we are about to unpack an application 4381 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4382 | SCAN_UPDATE_SIGNATURE, currentTime, user, abiOverride); 4383 4384 /* 4385 * If the system app should be overridden by a previously installed 4386 * data, hide the system app now and let the /data/app scan pick it up 4387 * again. 4388 */ 4389 if (shouldHideSystemApp) { 4390 synchronized (mPackages) { 4391 /* 4392 * We have to grant systems permissions before we hide, because 4393 * grantPermissions will assume the package update is trying to 4394 * expand its permissions. 4395 */ 4396 grantPermissionsLPw(pkg, true); 4397 mSettings.disableSystemPackageLPw(pkg.packageName); 4398 } 4399 } 4400 4401 return scannedPkg; 4402 } 4403 4404 private static String fixProcessName(String defProcessName, 4405 String processName, int uid) { 4406 if (processName == null) { 4407 return defProcessName; 4408 } 4409 return processName; 4410 } 4411 4412 private boolean verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) { 4413 if (pkgSetting.signatures.mSignatures != null) { 4414 // Already existing package. Make sure signatures match 4415 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4416 == PackageManager.SIGNATURE_MATCH; 4417 if (!match) { 4418 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4419 == PackageManager.SIGNATURE_MATCH; 4420 } 4421 if (!match) { 4422 Slog.e(TAG, "Package " + pkg.packageName 4423 + " signatures do not match the previously installed version; ignoring!"); 4424 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4425 return false; 4426 } 4427 } 4428 4429 // Check for shared user signatures 4430 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4431 // Already existing package. Make sure signatures match 4432 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4433 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4434 if (!match) { 4435 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4436 == PackageManager.SIGNATURE_MATCH; 4437 } 4438 if (!match) { 4439 Slog.e(TAG, "Package " + pkg.packageName 4440 + " has no signatures that match those in shared user " 4441 + pkgSetting.sharedUser.name + "; ignoring!"); 4442 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4443 return false; 4444 } 4445 } 4446 return true; 4447 } 4448 4449 /** 4450 * Enforces that only the system UID or root's UID can call a method exposed 4451 * via Binder. 4452 * 4453 * @param message used as message if SecurityException is thrown 4454 * @throws SecurityException if the caller is not system or root 4455 */ 4456 private static final void enforceSystemOrRoot(String message) { 4457 final int uid = Binder.getCallingUid(); 4458 if (uid != Process.SYSTEM_UID && uid != 0) { 4459 throw new SecurityException(message); 4460 } 4461 } 4462 4463 @Override 4464 public void performBootDexOpt() { 4465 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4466 4467 final HashSet<PackageParser.Package> pkgs; 4468 synchronized (mPackages) { 4469 pkgs = mDeferredDexOpt; 4470 mDeferredDexOpt = null; 4471 } 4472 4473 if (pkgs != null) { 4474 // Filter out packages that aren't recently used. 4475 // 4476 // The exception is first boot of a non-eng device, which 4477 // should do a full dexopt. 4478 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4479 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4480 // TODO: add a property to control this? 4481 long dexOptLRUThresholdInMinutes; 4482 if (eng) { 4483 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4484 } else { 4485 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4486 } 4487 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4488 4489 int total = pkgs.size(); 4490 int skipped = 0; 4491 long now = System.currentTimeMillis(); 4492 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4493 PackageParser.Package pkg = i.next(); 4494 long then = pkg.mLastPackageUsageTimeInMills; 4495 if (then + dexOptLRUThresholdInMills < now) { 4496 if (DEBUG_DEXOPT) { 4497 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4498 ((then == 0) ? "never" : new Date(then))); 4499 } 4500 i.remove(); 4501 skipped++; 4502 } 4503 } 4504 if (DEBUG_DEXOPT) { 4505 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4506 } 4507 } 4508 4509 int i = 0; 4510 for (PackageParser.Package pkg : pkgs) { 4511 i++; 4512 if (DEBUG_DEXOPT) { 4513 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4514 + ": " + pkg.packageName); 4515 } 4516 if (!isFirstBoot()) { 4517 try { 4518 ActivityManagerNative.getDefault().showBootMessage( 4519 mContext.getResources().getString( 4520 R.string.android_upgrading_apk, 4521 i, pkgs.size()), true); 4522 } catch (RemoteException e) { 4523 } 4524 } 4525 PackageParser.Package p = pkg; 4526 synchronized (mInstallLock) { 4527 if (p.mDexOptNeeded) { 4528 performDexOptLI(p, false /* force dex */, false /* defer */, 4529 true /* include dependencies */); 4530 } 4531 } 4532 } 4533 } 4534 } 4535 4536 @Override 4537 public boolean performDexOpt(String packageName) { 4538 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4539 return performDexOpt(packageName, true); 4540 } 4541 4542 public boolean performDexOpt(String packageName, boolean updateUsage) { 4543 4544 PackageParser.Package p; 4545 synchronized (mPackages) { 4546 p = mPackages.get(packageName); 4547 if (p == null) { 4548 return false; 4549 } 4550 if (updateUsage) { 4551 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4552 } 4553 mPackageUsage.write(false); 4554 if (!p.mDexOptNeeded) { 4555 return false; 4556 } 4557 } 4558 4559 synchronized (mInstallLock) { 4560 return performDexOptLI(p, false /* force dex */, false /* defer */, 4561 true /* include dependencies */) == DEX_OPT_PERFORMED; 4562 } 4563 } 4564 4565 public HashSet<String> getPackagesThatNeedDexOpt() { 4566 HashSet<String> pkgs = null; 4567 synchronized (mPackages) { 4568 for (PackageParser.Package p : mPackages.values()) { 4569 if (DEBUG_DEXOPT) { 4570 Log.i(TAG, p.packageName + " mDexOptNeeded=" + p.mDexOptNeeded); 4571 } 4572 if (!p.mDexOptNeeded) { 4573 continue; 4574 } 4575 if (pkgs == null) { 4576 pkgs = new HashSet<String>(); 4577 } 4578 pkgs.add(p.packageName); 4579 } 4580 } 4581 return pkgs; 4582 } 4583 4584 public void shutdown() { 4585 mPackageUsage.write(true); 4586 } 4587 4588 private void performDexOptLibsLI(ArrayList<String> libs, String instructionSet, 4589 boolean forceDex, boolean defer, HashSet<String> done) { 4590 for (int i=0; i<libs.size(); i++) { 4591 PackageParser.Package libPkg; 4592 String libName; 4593 synchronized (mPackages) { 4594 libName = libs.get(i); 4595 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4596 if (lib != null && lib.apk != null) { 4597 libPkg = mPackages.get(lib.apk); 4598 } else { 4599 libPkg = null; 4600 } 4601 } 4602 if (libPkg != null && !done.contains(libName)) { 4603 performDexOptLI(libPkg, instructionSet, forceDex, defer, done); 4604 } 4605 } 4606 } 4607 4608 static final int DEX_OPT_SKIPPED = 0; 4609 static final int DEX_OPT_PERFORMED = 1; 4610 static final int DEX_OPT_DEFERRED = 2; 4611 static final int DEX_OPT_FAILED = -1; 4612 4613 private int performDexOptLI(PackageParser.Package pkg, String instructionSetOverride, 4614 boolean forceDex, boolean defer, HashSet<String> done) { 4615 final String instructionSet = instructionSetOverride != null ? 4616 instructionSetOverride : getAppInstructionSet(pkg.applicationInfo); 4617 4618 if (done != null) { 4619 done.add(pkg.packageName); 4620 if (pkg.usesLibraries != null) { 4621 performDexOptLibsLI(pkg.usesLibraries, instructionSet, forceDex, defer, done); 4622 } 4623 if (pkg.usesOptionalLibraries != null) { 4624 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSet, forceDex, defer, done); 4625 } 4626 } 4627 4628 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0) { 4629 final Collection<String> paths = pkg.getAllCodePaths(); 4630 for (String path : paths) { 4631 try { 4632 boolean isDexOptNeededInternal = DexFile.isDexOptNeededInternal(path, 4633 pkg.packageName, instructionSet, defer); 4634 // There are three basic cases here: 4635 // 1.) we need to dexopt, either because we are forced or it is needed 4636 // 2.) we are defering a needed dexopt 4637 // 3.) we are skipping an unneeded dexopt 4638 if (forceDex || (!defer && isDexOptNeededInternal)) { 4639 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4640 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4641 int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4642 pkg.packageName, instructionSet); 4643 // Note that we ran dexopt, since rerunning will 4644 // probably just result in an error again. 4645 pkg.mDexOptNeeded = false; 4646 if (ret < 0) { 4647 return DEX_OPT_FAILED; 4648 } 4649 return DEX_OPT_PERFORMED; 4650 } 4651 if (defer && isDexOptNeededInternal) { 4652 if (mDeferredDexOpt == null) { 4653 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4654 } 4655 mDeferredDexOpt.add(pkg); 4656 return DEX_OPT_DEFERRED; 4657 } 4658 pkg.mDexOptNeeded = false; 4659 return DEX_OPT_SKIPPED; 4660 } catch (FileNotFoundException e) { 4661 Slog.w(TAG, "Apk not found for dexopt: " + path); 4662 return DEX_OPT_FAILED; 4663 } catch (IOException e) { 4664 Slog.w(TAG, "IOException reading apk: " + path, e); 4665 return DEX_OPT_FAILED; 4666 } catch (StaleDexCacheError e) { 4667 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4668 return DEX_OPT_FAILED; 4669 } catch (Exception e) { 4670 Slog.w(TAG, "Exception when doing dexopt : ", e); 4671 return DEX_OPT_FAILED; 4672 } 4673 } 4674 } 4675 return DEX_OPT_SKIPPED; 4676 } 4677 4678 private String getAppInstructionSet(ApplicationInfo info) { 4679 String instructionSet = getPreferredInstructionSet(); 4680 4681 if (info.cpuAbi != null) { 4682 instructionSet = VMRuntime.getInstructionSet(info.cpuAbi); 4683 } 4684 4685 return instructionSet; 4686 } 4687 4688 private String getAppInstructionSetFromSettings(PackageSetting ps) { 4689 String instructionSet = getPreferredInstructionSet(); 4690 4691 if (ps.cpuAbiString != null) { 4692 instructionSet = VMRuntime.getInstructionSet(ps.cpuAbiString); 4693 } 4694 4695 return instructionSet; 4696 } 4697 4698 private static String getPreferredInstructionSet() { 4699 if (sPreferredInstructionSet == null) { 4700 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4701 } 4702 4703 return sPreferredInstructionSet; 4704 } 4705 4706 private static List<String> getAllInstructionSets() { 4707 final String[] allAbis = Build.SUPPORTED_ABIS; 4708 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4709 4710 for (String abi : allAbis) { 4711 final String instructionSet = VMRuntime.getInstructionSet(abi); 4712 if (!allInstructionSets.contains(instructionSet)) { 4713 allInstructionSets.add(instructionSet); 4714 } 4715 } 4716 4717 return allInstructionSets; 4718 } 4719 4720 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4721 boolean inclDependencies) { 4722 HashSet<String> done; 4723 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4724 done = new HashSet<String>(); 4725 done.add(pkg.packageName); 4726 } else { 4727 done = null; 4728 } 4729 return performDexOptLI(pkg, null /* instruction set override */, forceDex, defer, done); 4730 } 4731 4732 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4733 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4734 Slog.w(TAG, "Unable to update from " + oldPkg.name 4735 + " to " + newPkg.packageName 4736 + ": old package not in system partition"); 4737 return false; 4738 } else if (mPackages.get(oldPkg.name) != null) { 4739 Slog.w(TAG, "Unable to update from " + oldPkg.name 4740 + " to " + newPkg.packageName 4741 + ": old package still exists"); 4742 return false; 4743 } 4744 return true; 4745 } 4746 4747 File getDataPathForUser(int userId) { 4748 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4749 } 4750 4751 private File getDataPathForPackage(String packageName, int userId) { 4752 /* 4753 * Until we fully support multiple users, return the directory we 4754 * previously would have. The PackageManagerTests will need to be 4755 * revised when this is changed back.. 4756 */ 4757 if (userId == 0) { 4758 return new File(mAppDataDir, packageName); 4759 } else { 4760 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4761 + File.separator + packageName); 4762 } 4763 } 4764 4765 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4766 int[] users = sUserManager.getUserIds(); 4767 int res = mInstaller.install(packageName, uid, uid, seinfo); 4768 if (res < 0) { 4769 return res; 4770 } 4771 for (int user : users) { 4772 if (user != 0) { 4773 res = mInstaller.createUserData(packageName, 4774 UserHandle.getUid(user, uid), user, seinfo); 4775 if (res < 0) { 4776 return res; 4777 } 4778 } 4779 } 4780 return res; 4781 } 4782 4783 private int removeDataDirsLI(String packageName) { 4784 int[] users = sUserManager.getUserIds(); 4785 int res = 0; 4786 for (int user : users) { 4787 int resInner = mInstaller.remove(packageName, user); 4788 if (resInner < 0) { 4789 res = resInner; 4790 } 4791 } 4792 4793 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4794 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4795 if (!nativeLibraryFile.delete()) { 4796 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4797 } 4798 4799 return res; 4800 } 4801 4802 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4803 PackageParser.Package changingLib) { 4804 if (file.path != null) { 4805 usesLibraryFiles.add(file.path); 4806 return; 4807 } 4808 PackageParser.Package p = mPackages.get(file.apk); 4809 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4810 // If we are doing this while in the middle of updating a library apk, 4811 // then we need to make sure to use that new apk for determining the 4812 // dependencies here. (We haven't yet finished committing the new apk 4813 // to the package manager state.) 4814 if (p == null || p.packageName.equals(changingLib.packageName)) { 4815 p = changingLib; 4816 } 4817 } 4818 if (p != null) { 4819 usesLibraryFiles.addAll(p.getAllCodePaths()); 4820 } 4821 } 4822 4823 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4824 PackageParser.Package changingLib) { 4825 // We might be upgrading from a version of the platform that did not 4826 // provide per-package native library directories for system apps. 4827 // Fix that up here. 4828 if (isSystemApp(pkg)) { 4829 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4830 setInternalAppNativeLibraryPath(pkg, ps); 4831 } 4832 4833 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4834 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4835 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4836 for (int i=0; i<N; i++) { 4837 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4838 if (file == null) { 4839 Slog.e(TAG, "Package " + pkg.packageName 4840 + " requires unavailable shared library " 4841 + pkg.usesLibraries.get(i) + "; failing!"); 4842 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4843 return false; 4844 } 4845 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4846 } 4847 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4848 for (int i=0; i<N; i++) { 4849 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4850 if (file == null) { 4851 Slog.w(TAG, "Package " + pkg.packageName 4852 + " desires unavailable shared library " 4853 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4854 } else { 4855 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4856 } 4857 } 4858 N = usesLibraryFiles.size(); 4859 if (N > 0) { 4860 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4861 } else { 4862 pkg.usesLibraryFiles = null; 4863 } 4864 } 4865 return true; 4866 } 4867 4868 private static boolean hasString(List<String> list, List<String> which) { 4869 if (list == null) { 4870 return false; 4871 } 4872 for (int i=list.size()-1; i>=0; i--) { 4873 for (int j=which.size()-1; j>=0; j--) { 4874 if (which.get(j).equals(list.get(i))) { 4875 return true; 4876 } 4877 } 4878 } 4879 return false; 4880 } 4881 4882 private void updateAllSharedLibrariesLPw() { 4883 for (PackageParser.Package pkg : mPackages.values()) { 4884 updateSharedLibrariesLPw(pkg, null); 4885 } 4886 } 4887 4888 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4889 PackageParser.Package changingPkg) { 4890 ArrayList<PackageParser.Package> res = null; 4891 for (PackageParser.Package pkg : mPackages.values()) { 4892 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4893 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4894 if (res == null) { 4895 res = new ArrayList<PackageParser.Package>(); 4896 } 4897 res.add(pkg); 4898 updateSharedLibrariesLPw(pkg, changingPkg); 4899 } 4900 } 4901 return res; 4902 } 4903 4904 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4905 int parseFlags, int scanMode, long currentTime, UserHandle user, String abiOverride) { 4906 final File scanFile = new File(pkg.codePath); 4907 if (pkg.applicationInfo.getCodePath() == null || 4908 pkg.applicationInfo.getResourcePath() == null) { 4909 // Bail out. The resource and code paths haven't been set. 4910 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4911 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4912 return null; 4913 } 4914 4915 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4916 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4917 } 4918 4919 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4920 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4921 } 4922 4923 if (mCustomResolverComponentName != null && 4924 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4925 setUpCustomResolverActivity(pkg); 4926 } 4927 4928 if (pkg.packageName.equals("android")) { 4929 synchronized (mPackages) { 4930 if (mAndroidApplication != null) { 4931 Slog.w(TAG, "*************************************************"); 4932 Slog.w(TAG, "Core android package being redefined. Skipping."); 4933 Slog.w(TAG, " file=" + scanFile); 4934 Slog.w(TAG, "*************************************************"); 4935 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4936 return null; 4937 } 4938 4939 // Set up information for our fall-back user intent resolution activity. 4940 mPlatformPackage = pkg; 4941 pkg.mVersionCode = mSdkVersion; 4942 mAndroidApplication = pkg.applicationInfo; 4943 4944 if (!mResolverReplaced) { 4945 mResolveActivity.applicationInfo = mAndroidApplication; 4946 mResolveActivity.name = ResolverActivity.class.getName(); 4947 mResolveActivity.packageName = mAndroidApplication.packageName; 4948 mResolveActivity.processName = "system:ui"; 4949 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4950 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 4951 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4952 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 4953 mResolveActivity.exported = true; 4954 mResolveActivity.enabled = true; 4955 mResolveInfo.activityInfo = mResolveActivity; 4956 mResolveInfo.priority = 0; 4957 mResolveInfo.preferredOrder = 0; 4958 mResolveInfo.match = 0; 4959 mResolveComponentName = new ComponentName( 4960 mAndroidApplication.packageName, mResolveActivity.name); 4961 } 4962 } 4963 } 4964 4965 if (DEBUG_PACKAGE_SCANNING) { 4966 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4967 Log.d(TAG, "Scanning package " + pkg.packageName); 4968 } 4969 4970 if (mPackages.containsKey(pkg.packageName) 4971 || mSharedLibraries.containsKey(pkg.packageName)) { 4972 Slog.w(TAG, "Application package " + pkg.packageName 4973 + " already installed. Skipping duplicate."); 4974 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4975 return null; 4976 } 4977 4978 // Initialize package source and resource directories 4979 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 4980 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 4981 4982 SharedUserSetting suid = null; 4983 PackageSetting pkgSetting = null; 4984 4985 if (!isSystemApp(pkg)) { 4986 // Only system apps can use these features. 4987 pkg.mOriginalPackages = null; 4988 pkg.mRealPackage = null; 4989 pkg.mAdoptPermissions = null; 4990 } 4991 4992 // writer 4993 synchronized (mPackages) { 4994 if (pkg.mSharedUserId != null) { 4995 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4996 if (suid == null) { 4997 Slog.w(TAG, "Creating application package " + pkg.packageName 4998 + " for shared user failed"); 4999 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5000 return null; 5001 } 5002 if (DEBUG_PACKAGE_SCANNING) { 5003 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5004 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5005 + "): packages=" + suid.packages); 5006 } 5007 } 5008 5009 // Check if we are renaming from an original package name. 5010 PackageSetting origPackage = null; 5011 String realName = null; 5012 if (pkg.mOriginalPackages != null) { 5013 // This package may need to be renamed to a previously 5014 // installed name. Let's check on that... 5015 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5016 if (pkg.mOriginalPackages.contains(renamed)) { 5017 // This package had originally been installed as the 5018 // original name, and we have already taken care of 5019 // transitioning to the new one. Just update the new 5020 // one to continue using the old name. 5021 realName = pkg.mRealPackage; 5022 if (!pkg.packageName.equals(renamed)) { 5023 // Callers into this function may have already taken 5024 // care of renaming the package; only do it here if 5025 // it is not already done. 5026 pkg.setPackageName(renamed); 5027 } 5028 5029 } else { 5030 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5031 if ((origPackage = mSettings.peekPackageLPr( 5032 pkg.mOriginalPackages.get(i))) != null) { 5033 // We do have the package already installed under its 5034 // original name... should we use it? 5035 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5036 // New package is not compatible with original. 5037 origPackage = null; 5038 continue; 5039 } else if (origPackage.sharedUser != null) { 5040 // Make sure uid is compatible between packages. 5041 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5042 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5043 + " to " + pkg.packageName + ": old uid " 5044 + origPackage.sharedUser.name 5045 + " differs from " + pkg.mSharedUserId); 5046 origPackage = null; 5047 continue; 5048 } 5049 } else { 5050 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5051 + pkg.packageName + " to old name " + origPackage.name); 5052 } 5053 break; 5054 } 5055 } 5056 } 5057 } 5058 5059 if (mTransferedPackages.contains(pkg.packageName)) { 5060 Slog.w(TAG, "Package " + pkg.packageName 5061 + " was transferred to another, but its .apk remains"); 5062 } 5063 5064 // Just create the setting, don't add it yet. For already existing packages 5065 // the PkgSetting exists already and doesn't have to be created. 5066 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5067 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 5068 pkg.applicationInfo.cpuAbi, 5069 pkg.applicationInfo.flags, user, false); 5070 if (pkgSetting == null) { 5071 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 5072 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5073 return null; 5074 } 5075 5076 if (pkgSetting.origPackage != null) { 5077 // If we are first transitioning from an original package, 5078 // fix up the new package's name now. We need to do this after 5079 // looking up the package under its new name, so getPackageLP 5080 // can take care of fiddling things correctly. 5081 pkg.setPackageName(origPackage.name); 5082 5083 // File a report about this. 5084 String msg = "New package " + pkgSetting.realName 5085 + " renamed to replace old package " + pkgSetting.name; 5086 reportSettingsProblem(Log.WARN, msg); 5087 5088 // Make a note of it. 5089 mTransferedPackages.add(origPackage.name); 5090 5091 // No longer need to retain this. 5092 pkgSetting.origPackage = null; 5093 } 5094 5095 if (realName != null) { 5096 // Make a note of it. 5097 mTransferedPackages.add(pkg.packageName); 5098 } 5099 5100 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5101 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5102 } 5103 5104 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5105 // Check all shared libraries and map to their actual file path. 5106 // We only do this here for apps not on a system dir, because those 5107 // are the only ones that can fail an install due to this. We 5108 // will take care of the system apps by updating all of their 5109 // library paths after the scan is done. 5110 if (!updateSharedLibrariesLPw(pkg, null)) { 5111 return null; 5112 } 5113 } 5114 5115 if (mFoundPolicyFile) { 5116 SELinuxMMAC.assignSeinfoValue(pkg); 5117 } 5118 5119 pkg.applicationInfo.uid = pkgSetting.appId; 5120 pkg.mExtras = pkgSetting; 5121 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5122 if (!verifySignaturesLP(pkgSetting, pkg)) { 5123 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5124 return null; 5125 } 5126 // The signature has changed, but this package is in the system 5127 // image... let's recover! 5128 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5129 // However... if this package is part of a shared user, but it 5130 // doesn't match the signature of the shared user, let's fail. 5131 // What this means is that you can't change the signatures 5132 // associated with an overall shared user, which doesn't seem all 5133 // that unreasonable. 5134 if (pkgSetting.sharedUser != null) { 5135 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5136 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5137 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 5138 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 5139 return null; 5140 } 5141 } 5142 // File a report about this. 5143 String msg = "System package " + pkg.packageName 5144 + " signature changed; retaining data."; 5145 reportSettingsProblem(Log.WARN, msg); 5146 } 5147 } else { 5148 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5149 Slog.e(TAG, "Package " + pkg.packageName 5150 + " upgrade keys do not match the previously installed version; "); 5151 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5152 return null; 5153 } else { 5154 // signatures may have changed as result of upgrade 5155 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5156 } 5157 } 5158 // Verify that this new package doesn't have any content providers 5159 // that conflict with existing packages. Only do this if the 5160 // package isn't already installed, since we don't want to break 5161 // things that are installed. 5162 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 5163 final int N = pkg.providers.size(); 5164 int i; 5165 for (i=0; i<N; i++) { 5166 PackageParser.Provider p = pkg.providers.get(i); 5167 if (p.info.authority != null) { 5168 String names[] = p.info.authority.split(";"); 5169 for (int j = 0; j < names.length; j++) { 5170 if (mProvidersByAuthority.containsKey(names[j])) { 5171 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5172 Slog.w(TAG, "Can't install because provider name " + names[j] + 5173 " (in package " + pkg.applicationInfo.packageName + 5174 ") is already used by " 5175 + ((other != null && other.getComponentName() != null) 5176 ? other.getComponentName().getPackageName() : "?")); 5177 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 5178 return null; 5179 } 5180 } 5181 } 5182 } 5183 } 5184 5185 if (pkg.mAdoptPermissions != null) { 5186 // This package wants to adopt ownership of permissions from 5187 // another package. 5188 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5189 final String origName = pkg.mAdoptPermissions.get(i); 5190 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5191 if (orig != null) { 5192 if (verifyPackageUpdateLPr(orig, pkg)) { 5193 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5194 + pkg.packageName); 5195 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5196 } 5197 } 5198 } 5199 } 5200 } 5201 5202 final String pkgName = pkg.packageName; 5203 5204 final long scanFileTime = scanFile.lastModified(); 5205 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 5206 pkg.applicationInfo.processName = fixProcessName( 5207 pkg.applicationInfo.packageName, 5208 pkg.applicationInfo.processName, 5209 pkg.applicationInfo.uid); 5210 5211 File dataPath; 5212 if (mPlatformPackage == pkg) { 5213 // The system package is special. 5214 dataPath = new File (Environment.getDataDirectory(), "system"); 5215 pkg.applicationInfo.dataDir = dataPath.getPath(); 5216 } else { 5217 // This is a normal package, need to make its data directory. 5218 dataPath = getDataPathForPackage(pkg.packageName, 0); 5219 5220 boolean uidError = false; 5221 5222 if (dataPath.exists()) { 5223 int currentUid = 0; 5224 try { 5225 StructStat stat = Os.stat(dataPath.getPath()); 5226 currentUid = stat.st_uid; 5227 } catch (ErrnoException e) { 5228 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5229 } 5230 5231 // If we have mismatched owners for the data path, we have a problem. 5232 if (currentUid != pkg.applicationInfo.uid) { 5233 boolean recovered = false; 5234 if (currentUid == 0) { 5235 // The directory somehow became owned by root. Wow. 5236 // This is probably because the system was stopped while 5237 // installd was in the middle of messing with its libs 5238 // directory. Ask installd to fix that. 5239 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5240 pkg.applicationInfo.uid); 5241 if (ret >= 0) { 5242 recovered = true; 5243 String msg = "Package " + pkg.packageName 5244 + " unexpectedly changed to uid 0; recovered to " + 5245 + pkg.applicationInfo.uid; 5246 reportSettingsProblem(Log.WARN, msg); 5247 } 5248 } 5249 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5250 || (scanMode&SCAN_BOOTING) != 0)) { 5251 // If this is a system app, we can at least delete its 5252 // current data so the application will still work. 5253 int ret = removeDataDirsLI(pkgName); 5254 if (ret >= 0) { 5255 // TODO: Kill the processes first 5256 // Old data gone! 5257 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5258 ? "System package " : "Third party package "; 5259 String msg = prefix + pkg.packageName 5260 + " has changed from uid: " 5261 + currentUid + " to " 5262 + pkg.applicationInfo.uid + "; old data erased"; 5263 reportSettingsProblem(Log.WARN, msg); 5264 recovered = true; 5265 5266 // And now re-install the app. 5267 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5268 pkg.applicationInfo.seinfo); 5269 if (ret == -1) { 5270 // Ack should not happen! 5271 msg = prefix + pkg.packageName 5272 + " could not have data directory re-created after delete."; 5273 reportSettingsProblem(Log.WARN, msg); 5274 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5275 return null; 5276 } 5277 } 5278 if (!recovered) { 5279 mHasSystemUidErrors = true; 5280 } 5281 } else if (!recovered) { 5282 // If we allow this install to proceed, we will be broken. 5283 // Abort, abort! 5284 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 5285 return null; 5286 } 5287 if (!recovered) { 5288 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5289 + pkg.applicationInfo.uid + "/fs_" 5290 + currentUid; 5291 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5292 String msg = "Package " + pkg.packageName 5293 + " has mismatched uid: " 5294 + currentUid + " on disk, " 5295 + pkg.applicationInfo.uid + " in settings"; 5296 // writer 5297 synchronized (mPackages) { 5298 mSettings.mReadMessages.append(msg); 5299 mSettings.mReadMessages.append('\n'); 5300 uidError = true; 5301 if (!pkgSetting.uidError) { 5302 reportSettingsProblem(Log.ERROR, msg); 5303 } 5304 } 5305 } 5306 } 5307 pkg.applicationInfo.dataDir = dataPath.getPath(); 5308 if (mShouldRestoreconData) { 5309 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5310 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5311 pkg.applicationInfo.uid); 5312 } 5313 } else { 5314 if (DEBUG_PACKAGE_SCANNING) { 5315 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5316 Log.v(TAG, "Want this data dir: " + dataPath); 5317 } 5318 //invoke installer to do the actual installation 5319 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5320 pkg.applicationInfo.seinfo); 5321 if (ret < 0) { 5322 // Error from installer 5323 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5324 return null; 5325 } 5326 5327 if (dataPath.exists()) { 5328 pkg.applicationInfo.dataDir = dataPath.getPath(); 5329 } else { 5330 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5331 pkg.applicationInfo.dataDir = null; 5332 } 5333 } 5334 5335 /* 5336 * Set the data dir to the default "/data/data/<package name>/lib" 5337 * if we got here without anyone telling us different (e.g., apps 5338 * stored on SD card have their native libraries stored in the ASEC 5339 * container with the APK). 5340 * 5341 * This happens during an upgrade from a package settings file that 5342 * doesn't have a native library path attribute at all. 5343 */ 5344 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 5345 if (pkgSetting.nativeLibraryPathString == null) { 5346 setInternalAppNativeLibraryPath(pkg, pkgSetting); 5347 } else { 5348 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 5349 } 5350 } 5351 pkgSetting.uidError = uidError; 5352 } 5353 5354 final String path = scanFile.getPath(); 5355 /* Note: We don't want to unpack the native binaries for 5356 * system applications, unless they have been updated 5357 * (the binaries are already under /system/lib). 5358 * Also, don't unpack libs for apps on the external card 5359 * since they should have their libraries in the ASEC 5360 * container already. 5361 * 5362 * In other words, we're going to unpack the binaries 5363 * only for non-system apps and system app upgrades. 5364 */ 5365 if (pkg.applicationInfo.nativeLibraryDir != null) { 5366 NativeLibraryHelper.Handle handle = null; 5367 try { 5368 handle = NativeLibraryHelper.Handle.create(scanFile); 5369 // Enable gross and lame hacks for apps that are built with old 5370 // SDK tools. We must scan their APKs for renderscript bitcode and 5371 // not launch them if it's present. Don't bother checking on devices 5372 // that don't have 64 bit support. 5373 String[] abiList = Build.SUPPORTED_ABIS; 5374 boolean hasLegacyRenderscriptBitcode = false; 5375 if (abiOverride != null) { 5376 abiList = new String[] { abiOverride }; 5377 } else if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && 5378 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5379 abiList = Build.SUPPORTED_32_BIT_ABIS; 5380 hasLegacyRenderscriptBitcode = true; 5381 } 5382 5383 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 5384 final String dataPathString = dataPath.getCanonicalPath(); 5385 5386 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5387 /* 5388 * Upgrading from a previous version of the OS sometimes 5389 * leaves native libraries in the /data/data/<app>/lib 5390 * directory for system apps even when they shouldn't be. 5391 * Recent changes in the JNI library search path 5392 * necessitates we remove those to match previous behavior. 5393 */ 5394 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 5395 Log.i(TAG, "removed obsolete native libraries for system package " 5396 + path); 5397 } 5398 if (abiOverride != null || hasLegacyRenderscriptBitcode) { 5399 pkg.applicationInfo.cpuAbi = abiList[0]; 5400 pkgSetting.cpuAbiString = abiList[0]; 5401 } else { 5402 setInternalAppAbi(pkg, pkgSetting); 5403 } 5404 } else { 5405 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 5406 /* 5407 * Update native library dir if it starts with 5408 * /data/data 5409 */ 5410 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 5411 setInternalAppNativeLibraryPath(pkg, pkgSetting); 5412 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 5413 } 5414 5415 try { 5416 int copyRet = copyNativeLibrariesForInternalApp(handle, 5417 nativeLibraryDir, abiList); 5418 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5419 Slog.e(TAG, "Unable to copy native libraries"); 5420 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5421 return null; 5422 } 5423 5424 // We've successfully copied native libraries across, so we make a 5425 // note of what ABI we're using 5426 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5427 pkg.applicationInfo.cpuAbi = abiList[copyRet]; 5428 } else if (abiOverride != null || hasLegacyRenderscriptBitcode) { 5429 pkg.applicationInfo.cpuAbi = abiList[0]; 5430 } else { 5431 pkg.applicationInfo.cpuAbi = null; 5432 } 5433 } catch (IOException e) { 5434 Slog.e(TAG, "Unable to copy native libraries", e); 5435 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5436 return null; 5437 } 5438 } else { 5439 // We don't have to copy the shared libraries if we're in the ASEC container 5440 // but we still need to scan the file to figure out what ABI the app needs. 5441 // 5442 // TODO: This duplicates work done in the default container service. It's possible 5443 // to clean this up but we'll need to change the interface between this service 5444 // and IMediaContainerService (but doing so will spread this logic out, rather 5445 // than centralizing it). 5446 final int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5447 if (abi >= 0) { 5448 pkg.applicationInfo.cpuAbi = abiList[abi]; 5449 } else if (abi == PackageManager.NO_NATIVE_LIBRARIES) { 5450 // Note that (non upgraded) system apps will not have any native 5451 // libraries bundled in their APK, but we're guaranteed not to be 5452 // such an app at this point. 5453 if (abiOverride != null || hasLegacyRenderscriptBitcode) { 5454 pkg.applicationInfo.cpuAbi = abiList[0]; 5455 } else { 5456 pkg.applicationInfo.cpuAbi = null; 5457 } 5458 } else { 5459 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5460 return null; 5461 } 5462 } 5463 5464 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5465 final int[] userIds = sUserManager.getUserIds(); 5466 synchronized (mInstallLock) { 5467 for (int userId : userIds) { 5468 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 5469 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 5470 Slog.w(TAG, "Failed linking native library dir (user=" + userId 5471 + ")"); 5472 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5473 return null; 5474 } 5475 } 5476 } 5477 } 5478 5479 pkgSetting.cpuAbiString = pkg.applicationInfo.cpuAbi; 5480 } catch (IOException ioe) { 5481 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5482 } finally { 5483 IoUtils.closeQuietly(handle); 5484 } 5485 } 5486 5487 if ((scanMode&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5488 // We don't do this here during boot because we can do it all 5489 // at once after scanning all existing packages. 5490 // 5491 // We also do this *before* we perform dexopt on this package, so that 5492 // we can avoid redundant dexopts, and also to make sure we've got the 5493 // code and package path correct. 5494 if (!adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5495 pkg, forceDex, (scanMode & SCAN_DEFER_DEX) != 0)) { 5496 mLastScanError = PackageManager.INSTALL_FAILED_CPU_ABI_INCOMPATIBLE; 5497 return null; 5498 } 5499 } 5500 5501 if ((scanMode&SCAN_NO_DEX) == 0) { 5502 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5503 == DEX_OPT_FAILED) { 5504 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5505 removeDataDirsLI(pkg.packageName); 5506 } 5507 5508 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5509 return null; 5510 } 5511 } 5512 5513 if (mFactoryTest && pkg.requestedPermissions.contains( 5514 android.Manifest.permission.FACTORY_TEST)) { 5515 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5516 } 5517 5518 ArrayList<PackageParser.Package> clientLibPkgs = null; 5519 5520 // writer 5521 synchronized (mPackages) { 5522 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5523 // Only system apps can add new shared libraries. 5524 if (pkg.libraryNames != null) { 5525 for (int i=0; i<pkg.libraryNames.size(); i++) { 5526 String name = pkg.libraryNames.get(i); 5527 boolean allowed = false; 5528 if (isUpdatedSystemApp(pkg)) { 5529 // New library entries can only be added through the 5530 // system image. This is important to get rid of a lot 5531 // of nasty edge cases: for example if we allowed a non- 5532 // system update of the app to add a library, then uninstalling 5533 // the update would make the library go away, and assumptions 5534 // we made such as through app install filtering would now 5535 // have allowed apps on the device which aren't compatible 5536 // with it. Better to just have the restriction here, be 5537 // conservative, and create many fewer cases that can negatively 5538 // impact the user experience. 5539 final PackageSetting sysPs = mSettings 5540 .getDisabledSystemPkgLPr(pkg.packageName); 5541 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5542 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5543 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5544 allowed = true; 5545 allowed = true; 5546 break; 5547 } 5548 } 5549 } 5550 } else { 5551 allowed = true; 5552 } 5553 if (allowed) { 5554 if (!mSharedLibraries.containsKey(name)) { 5555 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5556 } else if (!name.equals(pkg.packageName)) { 5557 Slog.w(TAG, "Package " + pkg.packageName + " library " 5558 + name + " already exists; skipping"); 5559 } 5560 } else { 5561 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5562 + name + " that is not declared on system image; skipping"); 5563 } 5564 } 5565 if ((scanMode&SCAN_BOOTING) == 0) { 5566 // If we are not booting, we need to update any applications 5567 // that are clients of our shared library. If we are booting, 5568 // this will all be done once the scan is complete. 5569 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5570 } 5571 } 5572 } 5573 } 5574 5575 // We also need to dexopt any apps that are dependent on this library. Note that 5576 // if these fail, we should abort the install since installing the library will 5577 // result in some apps being broken. 5578 if (clientLibPkgs != null) { 5579 if ((scanMode&SCAN_NO_DEX) == 0) { 5580 for (int i=0; i<clientLibPkgs.size(); i++) { 5581 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5582 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5583 == DEX_OPT_FAILED) { 5584 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5585 removeDataDirsLI(pkg.packageName); 5586 } 5587 5588 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5589 return null; 5590 } 5591 } 5592 } 5593 } 5594 5595 // Request the ActivityManager to kill the process(only for existing packages) 5596 // so that we do not end up in a confused state while the user is still using the older 5597 // version of the application while the new one gets installed. 5598 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5599 // If the package lives in an asec, tell everyone that the container is going 5600 // away so they can clean up any references to its resources (which would prevent 5601 // vold from being able to unmount the asec) 5602 if (isForwardLocked(pkg) || isExternal(pkg)) { 5603 if (DEBUG_INSTALL) { 5604 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5605 } 5606 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5607 final ArrayList<String> pkgList = new ArrayList<String>(1); 5608 pkgList.add(pkg.applicationInfo.packageName); 5609 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5610 } 5611 5612 // Post the request that it be killed now that the going-away broadcast is en route 5613 killApplication(pkg.applicationInfo.packageName, 5614 pkg.applicationInfo.uid, "update pkg"); 5615 } 5616 5617 // Also need to kill any apps that are dependent on the library. 5618 if (clientLibPkgs != null) { 5619 for (int i=0; i<clientLibPkgs.size(); i++) { 5620 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5621 killApplication(clientPkg.applicationInfo.packageName, 5622 clientPkg.applicationInfo.uid, "update lib"); 5623 } 5624 } 5625 5626 // writer 5627 synchronized (mPackages) { 5628 // We don't expect installation to fail beyond this point, 5629 if ((scanMode&SCAN_MONITOR) != 0) { 5630 mAppDirs.put(pkg.codePath, pkg); 5631 } 5632 // Add the new setting to mSettings 5633 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5634 // Add the new setting to mPackages 5635 mPackages.put(pkg.applicationInfo.packageName, pkg); 5636 // Make sure we don't accidentally delete its data. 5637 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5638 while (iter.hasNext()) { 5639 PackageCleanItem item = iter.next(); 5640 if (pkgName.equals(item.packageName)) { 5641 iter.remove(); 5642 } 5643 } 5644 5645 // Take care of first install / last update times. 5646 if (currentTime != 0) { 5647 if (pkgSetting.firstInstallTime == 0) { 5648 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5649 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5650 pkgSetting.lastUpdateTime = currentTime; 5651 } 5652 } else if (pkgSetting.firstInstallTime == 0) { 5653 // We need *something*. Take time time stamp of the file. 5654 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5655 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5656 if (scanFileTime != pkgSetting.timeStamp) { 5657 // A package on the system image has changed; consider this 5658 // to be an update. 5659 pkgSetting.lastUpdateTime = scanFileTime; 5660 } 5661 } 5662 5663 // Add the package's KeySets to the global KeySetManagerService 5664 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5665 try { 5666 // Old KeySetData no longer valid. 5667 ksms.removeAppKeySetData(pkg.packageName); 5668 ksms.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5669 if (pkg.mKeySetMapping != null) { 5670 for (Map.Entry<String, Set<PublicKey>> entry : 5671 pkg.mKeySetMapping.entrySet()) { 5672 if (entry.getValue() != null) { 5673 ksms.addDefinedKeySetToPackage(pkg.packageName, 5674 entry.getValue(), entry.getKey()); 5675 } 5676 } 5677 if (pkg.mUpgradeKeySets != null 5678 && pkg.mKeySetMapping.keySet().containsAll(pkg.mUpgradeKeySets)) { 5679 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5680 ksms.addUpgradeKeySetToPackage(pkg.packageName, upgradeAlias); 5681 } 5682 } 5683 } 5684 } catch (NullPointerException e) { 5685 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5686 } catch (IllegalArgumentException e) { 5687 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5688 } 5689 5690 int N = pkg.providers.size(); 5691 StringBuilder r = null; 5692 int i; 5693 for (i=0; i<N; i++) { 5694 PackageParser.Provider p = pkg.providers.get(i); 5695 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5696 p.info.processName, pkg.applicationInfo.uid); 5697 mProviders.addProvider(p); 5698 p.syncable = p.info.isSyncable; 5699 if (p.info.authority != null) { 5700 String names[] = p.info.authority.split(";"); 5701 p.info.authority = null; 5702 for (int j = 0; j < names.length; j++) { 5703 if (j == 1 && p.syncable) { 5704 // We only want the first authority for a provider to possibly be 5705 // syncable, so if we already added this provider using a different 5706 // authority clear the syncable flag. We copy the provider before 5707 // changing it because the mProviders object contains a reference 5708 // to a provider that we don't want to change. 5709 // Only do this for the second authority since the resulting provider 5710 // object can be the same for all future authorities for this provider. 5711 p = new PackageParser.Provider(p); 5712 p.syncable = false; 5713 } 5714 if (!mProvidersByAuthority.containsKey(names[j])) { 5715 mProvidersByAuthority.put(names[j], p); 5716 if (p.info.authority == null) { 5717 p.info.authority = names[j]; 5718 } else { 5719 p.info.authority = p.info.authority + ";" + names[j]; 5720 } 5721 if (DEBUG_PACKAGE_SCANNING) { 5722 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5723 Log.d(TAG, "Registered content provider: " + names[j] 5724 + ", className = " + p.info.name + ", isSyncable = " 5725 + p.info.isSyncable); 5726 } 5727 } else { 5728 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5729 Slog.w(TAG, "Skipping provider name " + names[j] + 5730 " (in package " + pkg.applicationInfo.packageName + 5731 "): name already used by " 5732 + ((other != null && other.getComponentName() != null) 5733 ? other.getComponentName().getPackageName() : "?")); 5734 } 5735 } 5736 } 5737 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5738 if (r == null) { 5739 r = new StringBuilder(256); 5740 } else { 5741 r.append(' '); 5742 } 5743 r.append(p.info.name); 5744 } 5745 } 5746 if (r != null) { 5747 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5748 } 5749 5750 N = pkg.services.size(); 5751 r = null; 5752 for (i=0; i<N; i++) { 5753 PackageParser.Service s = pkg.services.get(i); 5754 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5755 s.info.processName, pkg.applicationInfo.uid); 5756 mServices.addService(s); 5757 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5758 if (r == null) { 5759 r = new StringBuilder(256); 5760 } else { 5761 r.append(' '); 5762 } 5763 r.append(s.info.name); 5764 } 5765 } 5766 if (r != null) { 5767 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5768 } 5769 5770 N = pkg.receivers.size(); 5771 r = null; 5772 for (i=0; i<N; i++) { 5773 PackageParser.Activity a = pkg.receivers.get(i); 5774 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5775 a.info.processName, pkg.applicationInfo.uid); 5776 mReceivers.addActivity(a, "receiver"); 5777 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5778 if (r == null) { 5779 r = new StringBuilder(256); 5780 } else { 5781 r.append(' '); 5782 } 5783 r.append(a.info.name); 5784 } 5785 } 5786 if (r != null) { 5787 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5788 } 5789 5790 N = pkg.activities.size(); 5791 r = null; 5792 for (i=0; i<N; i++) { 5793 PackageParser.Activity a = pkg.activities.get(i); 5794 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5795 a.info.processName, pkg.applicationInfo.uid); 5796 mActivities.addActivity(a, "activity"); 5797 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5798 if (r == null) { 5799 r = new StringBuilder(256); 5800 } else { 5801 r.append(' '); 5802 } 5803 r.append(a.info.name); 5804 } 5805 } 5806 if (r != null) { 5807 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5808 } 5809 5810 N = pkg.permissionGroups.size(); 5811 r = null; 5812 for (i=0; i<N; i++) { 5813 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5814 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5815 if (cur == null) { 5816 mPermissionGroups.put(pg.info.name, pg); 5817 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5818 if (r == null) { 5819 r = new StringBuilder(256); 5820 } else { 5821 r.append(' '); 5822 } 5823 r.append(pg.info.name); 5824 } 5825 } else { 5826 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5827 + pg.info.packageName + " ignored: original from " 5828 + cur.info.packageName); 5829 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5830 if (r == null) { 5831 r = new StringBuilder(256); 5832 } else { 5833 r.append(' '); 5834 } 5835 r.append("DUP:"); 5836 r.append(pg.info.name); 5837 } 5838 } 5839 } 5840 if (r != null) { 5841 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5842 } 5843 5844 N = pkg.permissions.size(); 5845 r = null; 5846 for (i=0; i<N; i++) { 5847 PackageParser.Permission p = pkg.permissions.get(i); 5848 HashMap<String, BasePermission> permissionMap = 5849 p.tree ? mSettings.mPermissionTrees 5850 : mSettings.mPermissions; 5851 p.group = mPermissionGroups.get(p.info.group); 5852 if (p.info.group == null || p.group != null) { 5853 BasePermission bp = permissionMap.get(p.info.name); 5854 if (bp == null) { 5855 bp = new BasePermission(p.info.name, p.info.packageName, 5856 BasePermission.TYPE_NORMAL); 5857 permissionMap.put(p.info.name, bp); 5858 } 5859 if (bp.perm == null) { 5860 if (bp.sourcePackage != null 5861 && !bp.sourcePackage.equals(p.info.packageName)) { 5862 // If this is a permission that was formerly defined by a non-system 5863 // app, but is now defined by a system app (following an upgrade), 5864 // discard the previous declaration and consider the system's to be 5865 // canonical. 5866 if (isSystemApp(p.owner)) { 5867 String msg = "New decl " + p.owner + " of permission " 5868 + p.info.name + " is system"; 5869 reportSettingsProblem(Log.WARN, msg); 5870 bp.sourcePackage = null; 5871 } 5872 } 5873 if (bp.sourcePackage == null 5874 || bp.sourcePackage.equals(p.info.packageName)) { 5875 BasePermission tree = findPermissionTreeLP(p.info.name); 5876 if (tree == null 5877 || tree.sourcePackage.equals(p.info.packageName)) { 5878 bp.packageSetting = pkgSetting; 5879 bp.perm = p; 5880 bp.uid = pkg.applicationInfo.uid; 5881 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5882 if (r == null) { 5883 r = new StringBuilder(256); 5884 } else { 5885 r.append(' '); 5886 } 5887 r.append(p.info.name); 5888 } 5889 } else { 5890 Slog.w(TAG, "Permission " + p.info.name + " from package " 5891 + p.info.packageName + " ignored: base tree " 5892 + tree.name + " is from package " 5893 + tree.sourcePackage); 5894 } 5895 } else { 5896 Slog.w(TAG, "Permission " + p.info.name + " from package " 5897 + p.info.packageName + " ignored: original from " 5898 + bp.sourcePackage); 5899 } 5900 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5901 if (r == null) { 5902 r = new StringBuilder(256); 5903 } else { 5904 r.append(' '); 5905 } 5906 r.append("DUP:"); 5907 r.append(p.info.name); 5908 } 5909 if (bp.perm == p) { 5910 bp.protectionLevel = p.info.protectionLevel; 5911 } 5912 } else { 5913 Slog.w(TAG, "Permission " + p.info.name + " from package " 5914 + p.info.packageName + " ignored: no group " 5915 + p.group); 5916 } 5917 } 5918 if (r != null) { 5919 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5920 } 5921 5922 N = pkg.instrumentation.size(); 5923 r = null; 5924 for (i=0; i<N; i++) { 5925 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5926 a.info.packageName = pkg.applicationInfo.packageName; 5927 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5928 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5929 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 5930 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 5931 a.info.dataDir = pkg.applicationInfo.dataDir; 5932 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5933 mInstrumentation.put(a.getComponentName(), a); 5934 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5935 if (r == null) { 5936 r = new StringBuilder(256); 5937 } else { 5938 r.append(' '); 5939 } 5940 r.append(a.info.name); 5941 } 5942 } 5943 if (r != null) { 5944 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5945 } 5946 5947 if (pkg.protectedBroadcasts != null) { 5948 N = pkg.protectedBroadcasts.size(); 5949 for (i=0; i<N; i++) { 5950 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5951 } 5952 } 5953 5954 pkgSetting.setTimeStamp(scanFileTime); 5955 5956 // Create idmap files for pairs of (packages, overlay packages). 5957 // Note: "android", ie framework-res.apk, is handled by native layers. 5958 if (pkg.mOverlayTarget != null) { 5959 // This is an overlay package. 5960 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5961 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5962 mOverlays.put(pkg.mOverlayTarget, 5963 new HashMap<String, PackageParser.Package>()); 5964 } 5965 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5966 map.put(pkg.packageName, pkg); 5967 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5968 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5969 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5970 return null; 5971 } 5972 } 5973 } else if (mOverlays.containsKey(pkg.packageName) && 5974 !pkg.packageName.equals("android")) { 5975 // This is a regular package, with one or more known overlay packages. 5976 createIdmapsForPackageLI(pkg); 5977 } 5978 } 5979 5980 return pkg; 5981 } 5982 5983 /** 5984 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 5985 * i.e, so that all packages can be run inside a single process if required. 5986 * 5987 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 5988 * this function will either try and make the ABI for all packages in {@code packagesForUser} 5989 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 5990 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 5991 * updating a package that belongs to a shared user. 5992 */ 5993 private boolean adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 5994 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 5995 String requiredInstructionSet = null; 5996 if (scannedPackage != null && scannedPackage.applicationInfo.cpuAbi != null) { 5997 requiredInstructionSet = VMRuntime.getInstructionSet( 5998 scannedPackage.applicationInfo.cpuAbi); 5999 } 6000 6001 PackageSetting requirer = null; 6002 for (PackageSetting ps : packagesForUser) { 6003 // If packagesForUser contains scannedPackage, we skip it. This will happen 6004 // when scannedPackage is an update of an existing package. Without this check, 6005 // we will never be able to change the ABI of any package belonging to a shared 6006 // user, even if it's compatible with other packages. 6007 if (scannedPackage == null || ! scannedPackage.packageName.equals(ps.name)) { 6008 if (ps.cpuAbiString == null) { 6009 continue; 6010 } 6011 6012 final String instructionSet = VMRuntime.getInstructionSet(ps.cpuAbiString); 6013 if (requiredInstructionSet != null) { 6014 if (!instructionSet.equals(requiredInstructionSet)) { 6015 // We have a mismatch between instruction sets (say arm vs arm64). 6016 // bail out. 6017 String errorMessage = "Instruction set mismatch, " 6018 + ((requirer == null) ? "[caller]" : requirer) 6019 + " requires " + requiredInstructionSet + " whereas " + ps 6020 + " requires " + instructionSet; 6021 Slog.e(TAG, errorMessage); 6022 6023 reportSettingsProblem(Log.WARN, errorMessage); 6024 // Give up, don't bother making any other changes to the package settings. 6025 return false; 6026 } 6027 } else { 6028 requiredInstructionSet = instructionSet; 6029 requirer = ps; 6030 } 6031 } 6032 } 6033 6034 if (requiredInstructionSet != null) { 6035 String adjustedAbi; 6036 if (requirer != null) { 6037 // requirer != null implies that either scannedPackage was null or that scannedPackage 6038 // did not require an ABI, in which case we have to adjust scannedPackage to match 6039 // the ABI of the set (which is the same as requirer's ABI) 6040 adjustedAbi = requirer.cpuAbiString; 6041 if (scannedPackage != null) { 6042 scannedPackage.applicationInfo.cpuAbi = adjustedAbi; 6043 } 6044 } else { 6045 // requirer == null implies that we're updating all ABIs in the set to 6046 // match scannedPackage. 6047 adjustedAbi = scannedPackage.applicationInfo.cpuAbi; 6048 } 6049 6050 for (PackageSetting ps : packagesForUser) { 6051 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6052 if (ps.cpuAbiString != null) { 6053 continue; 6054 } 6055 6056 ps.cpuAbiString = adjustedAbi; 6057 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6058 ps.pkg.applicationInfo.cpuAbi = adjustedAbi; 6059 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6060 6061 if (performDexOptLI(ps.pkg, forceDexOpt, deferDexOpt, true) == DEX_OPT_FAILED) { 6062 ps.cpuAbiString = null; 6063 ps.pkg.applicationInfo.cpuAbi = null; 6064 return false; 6065 } else { 6066 mInstaller.rmdex(ps.codePathString, getPreferredInstructionSet()); 6067 } 6068 } 6069 } 6070 } 6071 } 6072 6073 return true; 6074 } 6075 6076 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6077 synchronized (mPackages) { 6078 mResolverReplaced = true; 6079 // Set up information for custom user intent resolution activity. 6080 mResolveActivity.applicationInfo = pkg.applicationInfo; 6081 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6082 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6083 mResolveActivity.processName = null; 6084 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6085 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6086 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6087 mResolveActivity.theme = 0; 6088 mResolveActivity.exported = true; 6089 mResolveActivity.enabled = true; 6090 mResolveInfo.activityInfo = mResolveActivity; 6091 mResolveInfo.priority = 0; 6092 mResolveInfo.preferredOrder = 0; 6093 mResolveInfo.match = 0; 6094 mResolveComponentName = mCustomResolverComponentName; 6095 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6096 mResolveComponentName); 6097 } 6098 } 6099 6100 private String calculateApkRoot(final String codePathString) { 6101 final File codePath = new File(codePathString); 6102 final File codeRoot; 6103 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6104 codeRoot = Environment.getRootDirectory(); 6105 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6106 codeRoot = Environment.getOemDirectory(); 6107 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6108 codeRoot = Environment.getVendorDirectory(); 6109 } else { 6110 // Unrecognized code path; take its top real segment as the apk root: 6111 // e.g. /something/app/blah.apk => /something 6112 try { 6113 File f = codePath.getCanonicalFile(); 6114 File parent = f.getParentFile(); // non-null because codePath is a file 6115 File tmp; 6116 while ((tmp = parent.getParentFile()) != null) { 6117 f = parent; 6118 parent = tmp; 6119 } 6120 codeRoot = f; 6121 Slog.w(TAG, "Unrecognized code path " 6122 + codePath + " - using " + codeRoot); 6123 } catch (IOException e) { 6124 // Can't canonicalize the lib path -- shenanigans? 6125 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6126 return Environment.getRootDirectory().getPath(); 6127 } 6128 } 6129 return codeRoot.getPath(); 6130 } 6131 6132 // This is the initial scan-time determination of how to handle a given 6133 // package for purposes of native library location. 6134 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 6135 PackageSetting pkgSetting) { 6136 // "bundled" here means system-installed with no overriding update 6137 final boolean bundledApk = isSystemApp(pkg) && !isUpdatedSystemApp(pkg); 6138 final File codeFile = new File(pkg.applicationInfo.getCodePath()); 6139 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6140 6141 String nativeLibraryPath = null; 6142 if (bundledApk) { 6143 // If "/system/lib64/apkname" exists, assume that is the per-package 6144 // native library directory to use; otherwise use "/system/lib/apkname". 6145 String apkRoot = calculateApkRoot(pkg.applicationInfo.getCodePath()); 6146 File lib64 = new File(apkRoot, LIB64_DIR_NAME); 6147 File packLib64 = new File(lib64, apkName); 6148 File libDir = (packLib64.exists()) ? lib64 : new File(apkRoot, LIB_DIR_NAME); 6149 nativeLibraryPath = (new File(libDir, apkName)).getAbsolutePath(); 6150 } else if (isApkFile(codeFile)) { 6151 // Monolithic install 6152 nativeLibraryPath = (new File(mAppLibInstallDir, apkName)).getAbsolutePath(); 6153 } else { 6154 // Cluster install 6155 // TODO: pipe through abiOverride 6156 String[] abiList = Build.SUPPORTED_ABIS; 6157 NativeLibraryHelper.Handle handle = null; 6158 try { 6159 handle = NativeLibraryHelper.Handle.create(codeFile); 6160 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && 6161 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6162 abiList = Build.SUPPORTED_32_BIT_ABIS; 6163 } 6164 6165 final int abiIndex = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6166 if (abiIndex >= 0) { 6167 final File baseLibFile = new File(codeFile, LIB_DIR_NAME); 6168 final String abi = Build.SUPPORTED_ABIS[abiIndex]; 6169 final String instructionSet = VMRuntime.getInstructionSet(abi); 6170 nativeLibraryPath = new File(baseLibFile, instructionSet).getAbsolutePath(); 6171 } 6172 } catch (IOException e) { 6173 Slog.e(TAG, "Failed to detect native libraries", e); 6174 } finally { 6175 IoUtils.closeQuietly(handle); 6176 } 6177 } 6178 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 6179 // pkgSetting might be null during rescan following uninstall of updates 6180 // to a bundled app, so accommodate that possibility. The settings in 6181 // that case will be established later from the parsed package. 6182 if (pkgSetting != null) { 6183 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 6184 } 6185 } 6186 6187 // Deduces the required ABI of an upgraded system app. 6188 private void setInternalAppAbi(PackageParser.Package pkg, PackageSetting pkgSetting) { 6189 final String apkRoot = calculateApkRoot(pkg.applicationInfo.getCodePath()); 6190 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6191 6192 // This is of the form "/system/lib64/<packagename>", "/vendor/lib64/<packagename>" 6193 // or similar. 6194 final File lib64 = new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath()); 6195 final File lib = new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath()); 6196 6197 // Assume that the bundled native libraries always correspond to the 6198 // most preferred 32 or 64 bit ABI. 6199 if (lib64.exists()) { 6200 pkg.applicationInfo.cpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6201 pkgSetting.cpuAbiString = Build.SUPPORTED_64_BIT_ABIS[0]; 6202 } else if (lib.exists()) { 6203 pkg.applicationInfo.cpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6204 pkgSetting.cpuAbiString = Build.SUPPORTED_32_BIT_ABIS[0]; 6205 } else { 6206 // This is the case where the app has no native code. 6207 pkg.applicationInfo.cpuAbi = null; 6208 pkgSetting.cpuAbiString = null; 6209 } 6210 } 6211 6212 private static int copyNativeLibrariesForInternalApp(NativeLibraryHelper.Handle handle, 6213 final File nativeLibraryDir, String[] abiList) throws IOException { 6214 if (!nativeLibraryDir.isDirectory()) { 6215 nativeLibraryDir.delete(); 6216 6217 if (!nativeLibraryDir.mkdir()) { 6218 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 6219 } 6220 6221 try { 6222 Os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH); 6223 } catch (ErrnoException e) { 6224 throw new IOException("Cannot chmod native library directory " 6225 + nativeLibraryDir.getPath(), e); 6226 } 6227 } else if (!SELinux.restorecon(nativeLibraryDir)) { 6228 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 6229 } 6230 6231 /* 6232 * If this is an internal application or our nativeLibraryPath points to 6233 * the app-lib directory, unpack the libraries if necessary. 6234 */ 6235 int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6236 if (abi >= 0) { 6237 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 6238 nativeLibraryDir, Build.SUPPORTED_ABIS[abi]); 6239 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6240 return copyRet; 6241 } 6242 } 6243 6244 return abi; 6245 } 6246 6247 private void killApplication(String pkgName, int appId, String reason) { 6248 // Request the ActivityManager to kill the process(only for existing packages) 6249 // so that we do not end up in a confused state while the user is still using the older 6250 // version of the application while the new one gets installed. 6251 IActivityManager am = ActivityManagerNative.getDefault(); 6252 if (am != null) { 6253 try { 6254 am.killApplicationWithAppId(pkgName, appId, reason); 6255 } catch (RemoteException e) { 6256 } 6257 } 6258 } 6259 6260 void removePackageLI(PackageSetting ps, boolean chatty) { 6261 if (DEBUG_INSTALL) { 6262 if (chatty) 6263 Log.d(TAG, "Removing package " + ps.name); 6264 } 6265 6266 // writer 6267 synchronized (mPackages) { 6268 mPackages.remove(ps.name); 6269 if (ps.codePathString != null) { 6270 mAppDirs.remove(ps.codePathString); 6271 } 6272 6273 final PackageParser.Package pkg = ps.pkg; 6274 if (pkg != null) { 6275 cleanPackageDataStructuresLILPw(pkg, chatty); 6276 } 6277 } 6278 } 6279 6280 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6281 if (DEBUG_INSTALL) { 6282 if (chatty) 6283 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6284 } 6285 6286 // writer 6287 synchronized (mPackages) { 6288 mPackages.remove(pkg.applicationInfo.packageName); 6289 if (pkg.codePath != null) { 6290 mAppDirs.remove(pkg.codePath); 6291 } 6292 cleanPackageDataStructuresLILPw(pkg, chatty); 6293 } 6294 } 6295 6296 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6297 int N = pkg.providers.size(); 6298 StringBuilder r = null; 6299 int i; 6300 for (i=0; i<N; i++) { 6301 PackageParser.Provider p = pkg.providers.get(i); 6302 mProviders.removeProvider(p); 6303 if (p.info.authority == null) { 6304 6305 /* There was another ContentProvider with this authority when 6306 * this app was installed so this authority is null, 6307 * Ignore it as we don't have to unregister the provider. 6308 */ 6309 continue; 6310 } 6311 String names[] = p.info.authority.split(";"); 6312 for (int j = 0; j < names.length; j++) { 6313 if (mProvidersByAuthority.get(names[j]) == p) { 6314 mProvidersByAuthority.remove(names[j]); 6315 if (DEBUG_REMOVE) { 6316 if (chatty) 6317 Log.d(TAG, "Unregistered content provider: " + names[j] 6318 + ", className = " + p.info.name + ", isSyncable = " 6319 + p.info.isSyncable); 6320 } 6321 } 6322 } 6323 if (DEBUG_REMOVE && chatty) { 6324 if (r == null) { 6325 r = new StringBuilder(256); 6326 } else { 6327 r.append(' '); 6328 } 6329 r.append(p.info.name); 6330 } 6331 } 6332 if (r != null) { 6333 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6334 } 6335 6336 N = pkg.services.size(); 6337 r = null; 6338 for (i=0; i<N; i++) { 6339 PackageParser.Service s = pkg.services.get(i); 6340 mServices.removeService(s); 6341 if (chatty) { 6342 if (r == null) { 6343 r = new StringBuilder(256); 6344 } else { 6345 r.append(' '); 6346 } 6347 r.append(s.info.name); 6348 } 6349 } 6350 if (r != null) { 6351 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6352 } 6353 6354 N = pkg.receivers.size(); 6355 r = null; 6356 for (i=0; i<N; i++) { 6357 PackageParser.Activity a = pkg.receivers.get(i); 6358 mReceivers.removeActivity(a, "receiver"); 6359 if (DEBUG_REMOVE && chatty) { 6360 if (r == null) { 6361 r = new StringBuilder(256); 6362 } else { 6363 r.append(' '); 6364 } 6365 r.append(a.info.name); 6366 } 6367 } 6368 if (r != null) { 6369 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6370 } 6371 6372 N = pkg.activities.size(); 6373 r = null; 6374 for (i=0; i<N; i++) { 6375 PackageParser.Activity a = pkg.activities.get(i); 6376 mActivities.removeActivity(a, "activity"); 6377 if (DEBUG_REMOVE && chatty) { 6378 if (r == null) { 6379 r = new StringBuilder(256); 6380 } else { 6381 r.append(' '); 6382 } 6383 r.append(a.info.name); 6384 } 6385 } 6386 if (r != null) { 6387 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6388 } 6389 6390 N = pkg.permissions.size(); 6391 r = null; 6392 for (i=0; i<N; i++) { 6393 PackageParser.Permission p = pkg.permissions.get(i); 6394 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6395 if (bp == null) { 6396 bp = mSettings.mPermissionTrees.get(p.info.name); 6397 } 6398 if (bp != null && bp.perm == p) { 6399 bp.perm = null; 6400 if (DEBUG_REMOVE && chatty) { 6401 if (r == null) { 6402 r = new StringBuilder(256); 6403 } else { 6404 r.append(' '); 6405 } 6406 r.append(p.info.name); 6407 } 6408 } 6409 } 6410 if (r != null) { 6411 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6412 } 6413 6414 N = pkg.instrumentation.size(); 6415 r = null; 6416 for (i=0; i<N; i++) { 6417 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6418 mInstrumentation.remove(a.getComponentName()); 6419 if (DEBUG_REMOVE && chatty) { 6420 if (r == null) { 6421 r = new StringBuilder(256); 6422 } else { 6423 r.append(' '); 6424 } 6425 r.append(a.info.name); 6426 } 6427 } 6428 if (r != null) { 6429 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6430 } 6431 6432 r = null; 6433 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6434 // Only system apps can hold shared libraries. 6435 if (pkg.libraryNames != null) { 6436 for (i=0; i<pkg.libraryNames.size(); i++) { 6437 String name = pkg.libraryNames.get(i); 6438 SharedLibraryEntry cur = mSharedLibraries.get(name); 6439 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6440 mSharedLibraries.remove(name); 6441 if (DEBUG_REMOVE && chatty) { 6442 if (r == null) { 6443 r = new StringBuilder(256); 6444 } else { 6445 r.append(' '); 6446 } 6447 r.append(name); 6448 } 6449 } 6450 } 6451 } 6452 } 6453 if (r != null) { 6454 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6455 } 6456 } 6457 6458 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6459 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6460 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6461 return true; 6462 } 6463 } 6464 return false; 6465 } 6466 6467 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6468 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6469 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6470 6471 private void updatePermissionsLPw(String changingPkg, 6472 PackageParser.Package pkgInfo, int flags) { 6473 // Make sure there are no dangling permission trees. 6474 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6475 while (it.hasNext()) { 6476 final BasePermission bp = it.next(); 6477 if (bp.packageSetting == null) { 6478 // We may not yet have parsed the package, so just see if 6479 // we still know about its settings. 6480 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6481 } 6482 if (bp.packageSetting == null) { 6483 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6484 + " from package " + bp.sourcePackage); 6485 it.remove(); 6486 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6487 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6488 Slog.i(TAG, "Removing old permission tree: " + bp.name 6489 + " from package " + bp.sourcePackage); 6490 flags |= UPDATE_PERMISSIONS_ALL; 6491 it.remove(); 6492 } 6493 } 6494 } 6495 6496 // Make sure all dynamic permissions have been assigned to a package, 6497 // and make sure there are no dangling permissions. 6498 it = mSettings.mPermissions.values().iterator(); 6499 while (it.hasNext()) { 6500 final BasePermission bp = it.next(); 6501 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6502 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6503 + bp.name + " pkg=" + bp.sourcePackage 6504 + " info=" + bp.pendingInfo); 6505 if (bp.packageSetting == null && bp.pendingInfo != null) { 6506 final BasePermission tree = findPermissionTreeLP(bp.name); 6507 if (tree != null && tree.perm != null) { 6508 bp.packageSetting = tree.packageSetting; 6509 bp.perm = new PackageParser.Permission(tree.perm.owner, 6510 new PermissionInfo(bp.pendingInfo)); 6511 bp.perm.info.packageName = tree.perm.info.packageName; 6512 bp.perm.info.name = bp.name; 6513 bp.uid = tree.uid; 6514 } 6515 } 6516 } 6517 if (bp.packageSetting == null) { 6518 // We may not yet have parsed the package, so just see if 6519 // we still know about its settings. 6520 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6521 } 6522 if (bp.packageSetting == null) { 6523 Slog.w(TAG, "Removing dangling permission: " + bp.name 6524 + " from package " + bp.sourcePackage); 6525 it.remove(); 6526 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6527 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6528 Slog.i(TAG, "Removing old permission: " + bp.name 6529 + " from package " + bp.sourcePackage); 6530 flags |= UPDATE_PERMISSIONS_ALL; 6531 it.remove(); 6532 } 6533 } 6534 } 6535 6536 // Now update the permissions for all packages, in particular 6537 // replace the granted permissions of the system packages. 6538 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6539 for (PackageParser.Package pkg : mPackages.values()) { 6540 if (pkg != pkgInfo) { 6541 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6542 } 6543 } 6544 } 6545 6546 if (pkgInfo != null) { 6547 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6548 } 6549 } 6550 6551 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6552 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6553 if (ps == null) { 6554 return; 6555 } 6556 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6557 HashSet<String> origPermissions = gp.grantedPermissions; 6558 boolean changedPermission = false; 6559 6560 if (replace) { 6561 ps.permissionsFixed = false; 6562 if (gp == ps) { 6563 origPermissions = new HashSet<String>(gp.grantedPermissions); 6564 gp.grantedPermissions.clear(); 6565 gp.gids = mGlobalGids; 6566 } 6567 } 6568 6569 if (gp.gids == null) { 6570 gp.gids = mGlobalGids; 6571 } 6572 6573 final int N = pkg.requestedPermissions.size(); 6574 for (int i=0; i<N; i++) { 6575 final String name = pkg.requestedPermissions.get(i); 6576 final boolean required = pkg.requestedPermissionsRequired.get(i); 6577 final BasePermission bp = mSettings.mPermissions.get(name); 6578 if (DEBUG_INSTALL) { 6579 if (gp != ps) { 6580 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6581 } 6582 } 6583 6584 if (bp == null || bp.packageSetting == null) { 6585 Slog.w(TAG, "Unknown permission " + name 6586 + " in package " + pkg.packageName); 6587 continue; 6588 } 6589 6590 final String perm = bp.name; 6591 boolean allowed; 6592 boolean allowedSig = false; 6593 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6594 if (level == PermissionInfo.PROTECTION_NORMAL 6595 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6596 // We grant a normal or dangerous permission if any of the following 6597 // are true: 6598 // 1) The permission is required 6599 // 2) The permission is optional, but was granted in the past 6600 // 3) The permission is optional, but was requested by an 6601 // app in /system (not /data) 6602 // 6603 // Otherwise, reject the permission. 6604 allowed = (required || origPermissions.contains(perm) 6605 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6606 } else if (bp.packageSetting == null) { 6607 // This permission is invalid; skip it. 6608 allowed = false; 6609 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6610 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6611 if (allowed) { 6612 allowedSig = true; 6613 } 6614 } else { 6615 allowed = false; 6616 } 6617 if (DEBUG_INSTALL) { 6618 if (gp != ps) { 6619 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6620 } 6621 } 6622 if (allowed) { 6623 if (!isSystemApp(ps) && ps.permissionsFixed) { 6624 // If this is an existing, non-system package, then 6625 // we can't add any new permissions to it. 6626 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6627 // Except... if this is a permission that was added 6628 // to the platform (note: need to only do this when 6629 // updating the platform). 6630 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6631 } 6632 } 6633 if (allowed) { 6634 if (!gp.grantedPermissions.contains(perm)) { 6635 changedPermission = true; 6636 gp.grantedPermissions.add(perm); 6637 gp.gids = appendInts(gp.gids, bp.gids); 6638 } else if (!ps.haveGids) { 6639 gp.gids = appendInts(gp.gids, bp.gids); 6640 } 6641 } else { 6642 Slog.w(TAG, "Not granting permission " + perm 6643 + " to package " + pkg.packageName 6644 + " because it was previously installed without"); 6645 } 6646 } else { 6647 if (gp.grantedPermissions.remove(perm)) { 6648 changedPermission = true; 6649 gp.gids = removeInts(gp.gids, bp.gids); 6650 Slog.i(TAG, "Un-granting permission " + perm 6651 + " from package " + pkg.packageName 6652 + " (protectionLevel=" + bp.protectionLevel 6653 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6654 + ")"); 6655 } else { 6656 Slog.w(TAG, "Not granting permission " + perm 6657 + " to package " + pkg.packageName 6658 + " (protectionLevel=" + bp.protectionLevel 6659 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6660 + ")"); 6661 } 6662 } 6663 } 6664 6665 if ((changedPermission || replace) && !ps.permissionsFixed && 6666 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6667 // This is the first that we have heard about this package, so the 6668 // permissions we have now selected are fixed until explicitly 6669 // changed. 6670 ps.permissionsFixed = true; 6671 } 6672 ps.haveGids = true; 6673 } 6674 6675 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6676 boolean allowed = false; 6677 final int NP = PackageParser.NEW_PERMISSIONS.length; 6678 for (int ip=0; ip<NP; ip++) { 6679 final PackageParser.NewPermissionInfo npi 6680 = PackageParser.NEW_PERMISSIONS[ip]; 6681 if (npi.name.equals(perm) 6682 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6683 allowed = true; 6684 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6685 + pkg.packageName); 6686 break; 6687 } 6688 } 6689 return allowed; 6690 } 6691 6692 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6693 BasePermission bp, HashSet<String> origPermissions) { 6694 boolean allowed; 6695 allowed = (compareSignatures( 6696 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6697 == PackageManager.SIGNATURE_MATCH) 6698 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6699 == PackageManager.SIGNATURE_MATCH); 6700 if (!allowed && (bp.protectionLevel 6701 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6702 if (isSystemApp(pkg)) { 6703 // For updated system applications, a system permission 6704 // is granted only if it had been defined by the original application. 6705 if (isUpdatedSystemApp(pkg)) { 6706 final PackageSetting sysPs = mSettings 6707 .getDisabledSystemPkgLPr(pkg.packageName); 6708 final GrantedPermissions origGp = sysPs.sharedUser != null 6709 ? sysPs.sharedUser : sysPs; 6710 6711 if (origGp.grantedPermissions.contains(perm)) { 6712 // If the original was granted this permission, we take 6713 // that grant decision as read and propagate it to the 6714 // update. 6715 allowed = true; 6716 } else { 6717 // The system apk may have been updated with an older 6718 // version of the one on the data partition, but which 6719 // granted a new system permission that it didn't have 6720 // before. In this case we do want to allow the app to 6721 // now get the new permission if the ancestral apk is 6722 // privileged to get it. 6723 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6724 for (int j=0; 6725 j<sysPs.pkg.requestedPermissions.size(); j++) { 6726 if (perm.equals( 6727 sysPs.pkg.requestedPermissions.get(j))) { 6728 allowed = true; 6729 break; 6730 } 6731 } 6732 } 6733 } 6734 } else { 6735 allowed = isPrivilegedApp(pkg); 6736 } 6737 } 6738 } 6739 if (!allowed && (bp.protectionLevel 6740 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6741 // For development permissions, a development permission 6742 // is granted only if it was already granted. 6743 allowed = origPermissions.contains(perm); 6744 } 6745 return allowed; 6746 } 6747 6748 final class ActivityIntentResolver 6749 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6750 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6751 boolean defaultOnly, int userId) { 6752 if (!sUserManager.exists(userId)) return null; 6753 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6754 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6755 } 6756 6757 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6758 int userId) { 6759 if (!sUserManager.exists(userId)) return null; 6760 mFlags = flags; 6761 return super.queryIntent(intent, resolvedType, 6762 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6763 } 6764 6765 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6766 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6767 if (!sUserManager.exists(userId)) return null; 6768 if (packageActivities == null) { 6769 return null; 6770 } 6771 mFlags = flags; 6772 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6773 final int N = packageActivities.size(); 6774 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6775 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6776 6777 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6778 for (int i = 0; i < N; ++i) { 6779 intentFilters = packageActivities.get(i).intents; 6780 if (intentFilters != null && intentFilters.size() > 0) { 6781 PackageParser.ActivityIntentInfo[] array = 6782 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6783 intentFilters.toArray(array); 6784 listCut.add(array); 6785 } 6786 } 6787 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6788 } 6789 6790 public final void addActivity(PackageParser.Activity a, String type) { 6791 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6792 mActivities.put(a.getComponentName(), a); 6793 if (DEBUG_SHOW_INFO) 6794 Log.v( 6795 TAG, " " + type + " " + 6796 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6797 if (DEBUG_SHOW_INFO) 6798 Log.v(TAG, " Class=" + a.info.name); 6799 final int NI = a.intents.size(); 6800 for (int j=0; j<NI; j++) { 6801 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6802 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6803 intent.setPriority(0); 6804 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6805 + a.className + " with priority > 0, forcing to 0"); 6806 } 6807 if (DEBUG_SHOW_INFO) { 6808 Log.v(TAG, " IntentFilter:"); 6809 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6810 } 6811 if (!intent.debugCheck()) { 6812 Log.w(TAG, "==> For Activity " + a.info.name); 6813 } 6814 addFilter(intent); 6815 } 6816 } 6817 6818 public final void removeActivity(PackageParser.Activity a, String type) { 6819 mActivities.remove(a.getComponentName()); 6820 if (DEBUG_SHOW_INFO) { 6821 Log.v(TAG, " " + type + " " 6822 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6823 : a.info.name) + ":"); 6824 Log.v(TAG, " Class=" + a.info.name); 6825 } 6826 final int NI = a.intents.size(); 6827 for (int j=0; j<NI; j++) { 6828 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6829 if (DEBUG_SHOW_INFO) { 6830 Log.v(TAG, " IntentFilter:"); 6831 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6832 } 6833 removeFilter(intent); 6834 } 6835 } 6836 6837 @Override 6838 protected boolean allowFilterResult( 6839 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6840 ActivityInfo filterAi = filter.activity.info; 6841 for (int i=dest.size()-1; i>=0; i--) { 6842 ActivityInfo destAi = dest.get(i).activityInfo; 6843 if (destAi.name == filterAi.name 6844 && destAi.packageName == filterAi.packageName) { 6845 return false; 6846 } 6847 } 6848 return true; 6849 } 6850 6851 @Override 6852 protected ActivityIntentInfo[] newArray(int size) { 6853 return new ActivityIntentInfo[size]; 6854 } 6855 6856 @Override 6857 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6858 if (!sUserManager.exists(userId)) return true; 6859 PackageParser.Package p = filter.activity.owner; 6860 if (p != null) { 6861 PackageSetting ps = (PackageSetting)p.mExtras; 6862 if (ps != null) { 6863 // System apps are never considered stopped for purposes of 6864 // filtering, because there may be no way for the user to 6865 // actually re-launch them. 6866 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6867 && ps.getStopped(userId); 6868 } 6869 } 6870 return false; 6871 } 6872 6873 @Override 6874 protected boolean isPackageForFilter(String packageName, 6875 PackageParser.ActivityIntentInfo info) { 6876 return packageName.equals(info.activity.owner.packageName); 6877 } 6878 6879 @Override 6880 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6881 int match, int userId) { 6882 if (!sUserManager.exists(userId)) return null; 6883 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6884 return null; 6885 } 6886 final PackageParser.Activity activity = info.activity; 6887 if (mSafeMode && (activity.info.applicationInfo.flags 6888 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6889 return null; 6890 } 6891 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 6892 if (ps == null) { 6893 return null; 6894 } 6895 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 6896 ps.readUserState(userId), userId); 6897 if (ai == null) { 6898 return null; 6899 } 6900 final ResolveInfo res = new ResolveInfo(); 6901 res.activityInfo = ai; 6902 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6903 res.filter = info; 6904 } 6905 res.priority = info.getPriority(); 6906 res.preferredOrder = activity.owner.mPreferredOrder; 6907 //System.out.println("Result: " + res.activityInfo.className + 6908 // " = " + res.priority); 6909 res.match = match; 6910 res.isDefault = info.hasDefault; 6911 res.labelRes = info.labelRes; 6912 res.nonLocalizedLabel = info.nonLocalizedLabel; 6913 if (userNeedsBadging(userId)) { 6914 res.noResourceId = true; 6915 } else { 6916 res.icon = info.icon; 6917 } 6918 res.system = isSystemApp(res.activityInfo.applicationInfo); 6919 return res; 6920 } 6921 6922 @Override 6923 protected void sortResults(List<ResolveInfo> results) { 6924 Collections.sort(results, mResolvePrioritySorter); 6925 } 6926 6927 @Override 6928 protected void dumpFilter(PrintWriter out, String prefix, 6929 PackageParser.ActivityIntentInfo filter) { 6930 out.print(prefix); out.print( 6931 Integer.toHexString(System.identityHashCode(filter.activity))); 6932 out.print(' '); 6933 filter.activity.printComponentShortName(out); 6934 out.print(" filter "); 6935 out.println(Integer.toHexString(System.identityHashCode(filter))); 6936 } 6937 6938// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6939// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6940// final List<ResolveInfo> retList = Lists.newArrayList(); 6941// while (i.hasNext()) { 6942// final ResolveInfo resolveInfo = i.next(); 6943// if (isEnabledLP(resolveInfo.activityInfo)) { 6944// retList.add(resolveInfo); 6945// } 6946// } 6947// return retList; 6948// } 6949 6950 // Keys are String (activity class name), values are Activity. 6951 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6952 = new HashMap<ComponentName, PackageParser.Activity>(); 6953 private int mFlags; 6954 } 6955 6956 private final class ServiceIntentResolver 6957 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6958 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6959 boolean defaultOnly, int userId) { 6960 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6961 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6962 } 6963 6964 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6965 int userId) { 6966 if (!sUserManager.exists(userId)) return null; 6967 mFlags = flags; 6968 return super.queryIntent(intent, resolvedType, 6969 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6970 } 6971 6972 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6973 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6974 if (!sUserManager.exists(userId)) return null; 6975 if (packageServices == null) { 6976 return null; 6977 } 6978 mFlags = flags; 6979 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6980 final int N = packageServices.size(); 6981 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6982 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6983 6984 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6985 for (int i = 0; i < N; ++i) { 6986 intentFilters = packageServices.get(i).intents; 6987 if (intentFilters != null && intentFilters.size() > 0) { 6988 PackageParser.ServiceIntentInfo[] array = 6989 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6990 intentFilters.toArray(array); 6991 listCut.add(array); 6992 } 6993 } 6994 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6995 } 6996 6997 public final void addService(PackageParser.Service s) { 6998 mServices.put(s.getComponentName(), s); 6999 if (DEBUG_SHOW_INFO) { 7000 Log.v(TAG, " " 7001 + (s.info.nonLocalizedLabel != null 7002 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7003 Log.v(TAG, " Class=" + s.info.name); 7004 } 7005 final int NI = s.intents.size(); 7006 int j; 7007 for (j=0; j<NI; j++) { 7008 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7009 if (DEBUG_SHOW_INFO) { 7010 Log.v(TAG, " IntentFilter:"); 7011 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7012 } 7013 if (!intent.debugCheck()) { 7014 Log.w(TAG, "==> For Service " + s.info.name); 7015 } 7016 addFilter(intent); 7017 } 7018 } 7019 7020 public final void removeService(PackageParser.Service s) { 7021 mServices.remove(s.getComponentName()); 7022 if (DEBUG_SHOW_INFO) { 7023 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7024 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7025 Log.v(TAG, " Class=" + s.info.name); 7026 } 7027 final int NI = s.intents.size(); 7028 int j; 7029 for (j=0; j<NI; j++) { 7030 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7031 if (DEBUG_SHOW_INFO) { 7032 Log.v(TAG, " IntentFilter:"); 7033 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7034 } 7035 removeFilter(intent); 7036 } 7037 } 7038 7039 @Override 7040 protected boolean allowFilterResult( 7041 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7042 ServiceInfo filterSi = filter.service.info; 7043 for (int i=dest.size()-1; i>=0; i--) { 7044 ServiceInfo destAi = dest.get(i).serviceInfo; 7045 if (destAi.name == filterSi.name 7046 && destAi.packageName == filterSi.packageName) { 7047 return false; 7048 } 7049 } 7050 return true; 7051 } 7052 7053 @Override 7054 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7055 return new PackageParser.ServiceIntentInfo[size]; 7056 } 7057 7058 @Override 7059 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7060 if (!sUserManager.exists(userId)) return true; 7061 PackageParser.Package p = filter.service.owner; 7062 if (p != null) { 7063 PackageSetting ps = (PackageSetting)p.mExtras; 7064 if (ps != null) { 7065 // System apps are never considered stopped for purposes of 7066 // filtering, because there may be no way for the user to 7067 // actually re-launch them. 7068 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7069 && ps.getStopped(userId); 7070 } 7071 } 7072 return false; 7073 } 7074 7075 @Override 7076 protected boolean isPackageForFilter(String packageName, 7077 PackageParser.ServiceIntentInfo info) { 7078 return packageName.equals(info.service.owner.packageName); 7079 } 7080 7081 @Override 7082 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7083 int match, int userId) { 7084 if (!sUserManager.exists(userId)) return null; 7085 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7086 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7087 return null; 7088 } 7089 final PackageParser.Service service = info.service; 7090 if (mSafeMode && (service.info.applicationInfo.flags 7091 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7092 return null; 7093 } 7094 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7095 if (ps == null) { 7096 return null; 7097 } 7098 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7099 ps.readUserState(userId), userId); 7100 if (si == null) { 7101 return null; 7102 } 7103 final ResolveInfo res = new ResolveInfo(); 7104 res.serviceInfo = si; 7105 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7106 res.filter = filter; 7107 } 7108 res.priority = info.getPriority(); 7109 res.preferredOrder = service.owner.mPreferredOrder; 7110 //System.out.println("Result: " + res.activityInfo.className + 7111 // " = " + res.priority); 7112 res.match = match; 7113 res.isDefault = info.hasDefault; 7114 res.labelRes = info.labelRes; 7115 res.nonLocalizedLabel = info.nonLocalizedLabel; 7116 res.icon = info.icon; 7117 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7118 return res; 7119 } 7120 7121 @Override 7122 protected void sortResults(List<ResolveInfo> results) { 7123 Collections.sort(results, mResolvePrioritySorter); 7124 } 7125 7126 @Override 7127 protected void dumpFilter(PrintWriter out, String prefix, 7128 PackageParser.ServiceIntentInfo filter) { 7129 out.print(prefix); out.print( 7130 Integer.toHexString(System.identityHashCode(filter.service))); 7131 out.print(' '); 7132 filter.service.printComponentShortName(out); 7133 out.print(" filter "); 7134 out.println(Integer.toHexString(System.identityHashCode(filter))); 7135 } 7136 7137// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7138// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7139// final List<ResolveInfo> retList = Lists.newArrayList(); 7140// while (i.hasNext()) { 7141// final ResolveInfo resolveInfo = (ResolveInfo) i; 7142// if (isEnabledLP(resolveInfo.serviceInfo)) { 7143// retList.add(resolveInfo); 7144// } 7145// } 7146// return retList; 7147// } 7148 7149 // Keys are String (activity class name), values are Activity. 7150 private final HashMap<ComponentName, PackageParser.Service> mServices 7151 = new HashMap<ComponentName, PackageParser.Service>(); 7152 private int mFlags; 7153 }; 7154 7155 private final class ProviderIntentResolver 7156 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7157 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7158 boolean defaultOnly, int userId) { 7159 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7160 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7161 } 7162 7163 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7164 int userId) { 7165 if (!sUserManager.exists(userId)) 7166 return null; 7167 mFlags = flags; 7168 return super.queryIntent(intent, resolvedType, 7169 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7170 } 7171 7172 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7173 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7174 if (!sUserManager.exists(userId)) 7175 return null; 7176 if (packageProviders == null) { 7177 return null; 7178 } 7179 mFlags = flags; 7180 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7181 final int N = packageProviders.size(); 7182 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7183 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7184 7185 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7186 for (int i = 0; i < N; ++i) { 7187 intentFilters = packageProviders.get(i).intents; 7188 if (intentFilters != null && intentFilters.size() > 0) { 7189 PackageParser.ProviderIntentInfo[] array = 7190 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7191 intentFilters.toArray(array); 7192 listCut.add(array); 7193 } 7194 } 7195 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7196 } 7197 7198 public final void addProvider(PackageParser.Provider p) { 7199 if (mProviders.containsKey(p.getComponentName())) { 7200 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7201 return; 7202 } 7203 7204 mProviders.put(p.getComponentName(), p); 7205 if (DEBUG_SHOW_INFO) { 7206 Log.v(TAG, " " 7207 + (p.info.nonLocalizedLabel != null 7208 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7209 Log.v(TAG, " Class=" + p.info.name); 7210 } 7211 final int NI = p.intents.size(); 7212 int j; 7213 for (j = 0; j < NI; j++) { 7214 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7215 if (DEBUG_SHOW_INFO) { 7216 Log.v(TAG, " IntentFilter:"); 7217 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7218 } 7219 if (!intent.debugCheck()) { 7220 Log.w(TAG, "==> For Provider " + p.info.name); 7221 } 7222 addFilter(intent); 7223 } 7224 } 7225 7226 public final void removeProvider(PackageParser.Provider p) { 7227 mProviders.remove(p.getComponentName()); 7228 if (DEBUG_SHOW_INFO) { 7229 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7230 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7231 Log.v(TAG, " Class=" + p.info.name); 7232 } 7233 final int NI = p.intents.size(); 7234 int j; 7235 for (j = 0; j < NI; j++) { 7236 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7237 if (DEBUG_SHOW_INFO) { 7238 Log.v(TAG, " IntentFilter:"); 7239 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7240 } 7241 removeFilter(intent); 7242 } 7243 } 7244 7245 @Override 7246 protected boolean allowFilterResult( 7247 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7248 ProviderInfo filterPi = filter.provider.info; 7249 for (int i = dest.size() - 1; i >= 0; i--) { 7250 ProviderInfo destPi = dest.get(i).providerInfo; 7251 if (destPi.name == filterPi.name 7252 && destPi.packageName == filterPi.packageName) { 7253 return false; 7254 } 7255 } 7256 return true; 7257 } 7258 7259 @Override 7260 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7261 return new PackageParser.ProviderIntentInfo[size]; 7262 } 7263 7264 @Override 7265 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7266 if (!sUserManager.exists(userId)) 7267 return true; 7268 PackageParser.Package p = filter.provider.owner; 7269 if (p != null) { 7270 PackageSetting ps = (PackageSetting) p.mExtras; 7271 if (ps != null) { 7272 // System apps are never considered stopped for purposes of 7273 // filtering, because there may be no way for the user to 7274 // actually re-launch them. 7275 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7276 && ps.getStopped(userId); 7277 } 7278 } 7279 return false; 7280 } 7281 7282 @Override 7283 protected boolean isPackageForFilter(String packageName, 7284 PackageParser.ProviderIntentInfo info) { 7285 return packageName.equals(info.provider.owner.packageName); 7286 } 7287 7288 @Override 7289 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7290 int match, int userId) { 7291 if (!sUserManager.exists(userId)) 7292 return null; 7293 final PackageParser.ProviderIntentInfo info = filter; 7294 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7295 return null; 7296 } 7297 final PackageParser.Provider provider = info.provider; 7298 if (mSafeMode && (provider.info.applicationInfo.flags 7299 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7300 return null; 7301 } 7302 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7303 if (ps == null) { 7304 return null; 7305 } 7306 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7307 ps.readUserState(userId), userId); 7308 if (pi == null) { 7309 return null; 7310 } 7311 final ResolveInfo res = new ResolveInfo(); 7312 res.providerInfo = pi; 7313 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7314 res.filter = filter; 7315 } 7316 res.priority = info.getPriority(); 7317 res.preferredOrder = provider.owner.mPreferredOrder; 7318 res.match = match; 7319 res.isDefault = info.hasDefault; 7320 res.labelRes = info.labelRes; 7321 res.nonLocalizedLabel = info.nonLocalizedLabel; 7322 res.icon = info.icon; 7323 res.system = isSystemApp(res.providerInfo.applicationInfo); 7324 return res; 7325 } 7326 7327 @Override 7328 protected void sortResults(List<ResolveInfo> results) { 7329 Collections.sort(results, mResolvePrioritySorter); 7330 } 7331 7332 @Override 7333 protected void dumpFilter(PrintWriter out, String prefix, 7334 PackageParser.ProviderIntentInfo filter) { 7335 out.print(prefix); 7336 out.print( 7337 Integer.toHexString(System.identityHashCode(filter.provider))); 7338 out.print(' '); 7339 filter.provider.printComponentShortName(out); 7340 out.print(" filter "); 7341 out.println(Integer.toHexString(System.identityHashCode(filter))); 7342 } 7343 7344 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7345 = new HashMap<ComponentName, PackageParser.Provider>(); 7346 private int mFlags; 7347 }; 7348 7349 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7350 new Comparator<ResolveInfo>() { 7351 public int compare(ResolveInfo r1, ResolveInfo r2) { 7352 int v1 = r1.priority; 7353 int v2 = r2.priority; 7354 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7355 if (v1 != v2) { 7356 return (v1 > v2) ? -1 : 1; 7357 } 7358 v1 = r1.preferredOrder; 7359 v2 = r2.preferredOrder; 7360 if (v1 != v2) { 7361 return (v1 > v2) ? -1 : 1; 7362 } 7363 if (r1.isDefault != r2.isDefault) { 7364 return r1.isDefault ? -1 : 1; 7365 } 7366 v1 = r1.match; 7367 v2 = r2.match; 7368 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7369 if (v1 != v2) { 7370 return (v1 > v2) ? -1 : 1; 7371 } 7372 if (r1.system != r2.system) { 7373 return r1.system ? -1 : 1; 7374 } 7375 return 0; 7376 } 7377 }; 7378 7379 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7380 new Comparator<ProviderInfo>() { 7381 public int compare(ProviderInfo p1, ProviderInfo p2) { 7382 final int v1 = p1.initOrder; 7383 final int v2 = p2.initOrder; 7384 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7385 } 7386 }; 7387 7388 static final void sendPackageBroadcast(String action, String pkg, 7389 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7390 int[] userIds) { 7391 IActivityManager am = ActivityManagerNative.getDefault(); 7392 if (am != null) { 7393 try { 7394 if (userIds == null) { 7395 userIds = am.getRunningUserIds(); 7396 } 7397 for (int id : userIds) { 7398 final Intent intent = new Intent(action, 7399 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7400 if (extras != null) { 7401 intent.putExtras(extras); 7402 } 7403 if (targetPkg != null) { 7404 intent.setPackage(targetPkg); 7405 } 7406 // Modify the UID when posting to other users 7407 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7408 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7409 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7410 intent.putExtra(Intent.EXTRA_UID, uid); 7411 } 7412 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7413 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7414 if (DEBUG_BROADCASTS) { 7415 RuntimeException here = new RuntimeException("here"); 7416 here.fillInStackTrace(); 7417 Slog.d(TAG, "Sending to user " + id + ": " 7418 + intent.toShortString(false, true, false, false) 7419 + " " + intent.getExtras(), here); 7420 } 7421 am.broadcastIntent(null, intent, null, finishedReceiver, 7422 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7423 finishedReceiver != null, false, id); 7424 } 7425 } catch (RemoteException ex) { 7426 } 7427 } 7428 } 7429 7430 /** 7431 * Check if the external storage media is available. This is true if there 7432 * is a mounted external storage medium or if the external storage is 7433 * emulated. 7434 */ 7435 private boolean isExternalMediaAvailable() { 7436 return mMediaMounted || Environment.isExternalStorageEmulated(); 7437 } 7438 7439 @Override 7440 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7441 // writer 7442 synchronized (mPackages) { 7443 if (!isExternalMediaAvailable()) { 7444 // If the external storage is no longer mounted at this point, 7445 // the caller may not have been able to delete all of this 7446 // packages files and can not delete any more. Bail. 7447 return null; 7448 } 7449 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7450 if (lastPackage != null) { 7451 pkgs.remove(lastPackage); 7452 } 7453 if (pkgs.size() > 0) { 7454 return pkgs.get(0); 7455 } 7456 } 7457 return null; 7458 } 7459 7460 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7461 if (false) { 7462 RuntimeException here = new RuntimeException("here"); 7463 here.fillInStackTrace(); 7464 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 7465 + " andCode=" + andCode, here); 7466 } 7467 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 7468 userId, andCode ? 1 : 0, packageName)); 7469 } 7470 7471 void startCleaningPackages() { 7472 // reader 7473 synchronized (mPackages) { 7474 if (!isExternalMediaAvailable()) { 7475 return; 7476 } 7477 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7478 return; 7479 } 7480 } 7481 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7482 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7483 IActivityManager am = ActivityManagerNative.getDefault(); 7484 if (am != null) { 7485 try { 7486 am.startService(null, intent, null, UserHandle.USER_OWNER); 7487 } catch (RemoteException e) { 7488 } 7489 } 7490 } 7491 7492 private final class AppDirObserver extends FileObserver { 7493 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 7494 super(path, mask); 7495 mRootDir = path; 7496 mIsRom = isrom; 7497 mIsPrivileged = isPrivileged; 7498 } 7499 7500 public void onEvent(int event, String path) { 7501 String removedPackage = null; 7502 int removedAppId = -1; 7503 int[] removedUsers = null; 7504 String addedPackage = null; 7505 int addedAppId = -1; 7506 int[] addedUsers = null; 7507 7508 // TODO post a message to the handler to obtain serial ordering 7509 synchronized (mInstallLock) { 7510 String fullPathStr = null; 7511 File fullPath = null; 7512 if (path != null) { 7513 fullPath = new File(mRootDir, path); 7514 fullPathStr = fullPath.getPath(); 7515 } 7516 7517 if (DEBUG_APP_DIR_OBSERVER) 7518 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 7519 7520 if (!isApkFile(fullPath)) { 7521 if (DEBUG_APP_DIR_OBSERVER) 7522 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 7523 return; 7524 } 7525 7526 // Ignore packages that are being installed or 7527 // have just been installed. 7528 if (ignoreCodePath(fullPathStr)) { 7529 return; 7530 } 7531 PackageParser.Package p = null; 7532 PackageSetting ps = null; 7533 // reader 7534 synchronized (mPackages) { 7535 p = mAppDirs.get(fullPathStr); 7536 if (p != null) { 7537 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 7538 if (ps != null) { 7539 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7540 } else { 7541 removedUsers = sUserManager.getUserIds(); 7542 } 7543 } 7544 addedUsers = sUserManager.getUserIds(); 7545 } 7546 if ((event&REMOVE_EVENTS) != 0) { 7547 if (ps != null) { 7548 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 7549 removePackageLI(ps, true); 7550 removedPackage = ps.name; 7551 removedAppId = ps.appId; 7552 } 7553 } 7554 7555 if ((event&ADD_EVENTS) != 0) { 7556 if (p == null) { 7557 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 7558 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 7559 if (mIsRom) { 7560 flags |= PackageParser.PARSE_IS_SYSTEM 7561 | PackageParser.PARSE_IS_SYSTEM_DIR; 7562 if (mIsPrivileged) { 7563 flags |= PackageParser.PARSE_IS_PRIVILEGED; 7564 } 7565 } 7566 p = scanPackageLI(fullPath, flags, 7567 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 7568 System.currentTimeMillis(), UserHandle.ALL, null); 7569 if (p != null) { 7570 /* 7571 * TODO this seems dangerous as the package may have 7572 * changed since we last acquired the mPackages 7573 * lock. 7574 */ 7575 // writer 7576 synchronized (mPackages) { 7577 updatePermissionsLPw(p.packageName, p, 7578 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 7579 } 7580 addedPackage = p.applicationInfo.packageName; 7581 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 7582 } 7583 } 7584 } 7585 7586 // reader 7587 synchronized (mPackages) { 7588 mSettings.writeLPr(); 7589 } 7590 } 7591 7592 if (removedPackage != null) { 7593 Bundle extras = new Bundle(1); 7594 extras.putInt(Intent.EXTRA_UID, removedAppId); 7595 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 7596 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 7597 extras, null, null, removedUsers); 7598 } 7599 if (addedPackage != null) { 7600 Bundle extras = new Bundle(1); 7601 extras.putInt(Intent.EXTRA_UID, addedAppId); 7602 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 7603 extras, null, null, addedUsers); 7604 } 7605 } 7606 7607 private final String mRootDir; 7608 private final boolean mIsRom; 7609 private final boolean mIsPrivileged; 7610 } 7611 7612 @Override 7613 public void installPackage(String originPath, IPackageInstallObserver2 observer, int flags, 7614 String installerPackageName, VerificationParams verificationParams, 7615 String packageAbiOverride) { 7616 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7617 null); 7618 7619 final File originFile = new File(originPath); 7620 final int uid = Binder.getCallingUid(); 7621 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7622 try { 7623 if (observer != null) { 7624 observer.packageInstalled("", null, INSTALL_FAILED_USER_RESTRICTED); 7625 } 7626 } catch (RemoteException re) { 7627 } 7628 return; 7629 } 7630 7631 UserHandle user; 7632 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 7633 user = UserHandle.ALL; 7634 } else { 7635 user = new UserHandle(UserHandle.getUserId(uid)); 7636 } 7637 7638 final int filteredFlags; 7639 if (uid == Process.SHELL_UID || uid == 0) { 7640 if (DEBUG_INSTALL) { 7641 Slog.v(TAG, "Install from ADB"); 7642 } 7643 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7644 } else { 7645 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7646 } 7647 7648 verificationParams.setInstallerUid(uid); 7649 7650 final Message msg = mHandler.obtainMessage(INIT_COPY); 7651 msg.obj = new InstallParams(originFile, false, observer, filteredFlags, 7652 installerPackageName, verificationParams, user, packageAbiOverride); 7653 mHandler.sendMessage(msg); 7654 } 7655 7656 void installStage(String packageName, File stageDir, IPackageInstallObserver2 observer, 7657 PackageInstallerParams params, String installerPackageName, int installerUid, 7658 UserHandle user) { 7659 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7660 params.referrerUri, installerUid, null); 7661 7662 final Message msg = mHandler.obtainMessage(INIT_COPY); 7663 msg.obj = new InstallParams(stageDir, true, observer, params.installFlags, 7664 installerPackageName, verifParams, user, params.abiOverride); 7665 mHandler.sendMessage(msg); 7666 } 7667 7668 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7669 Bundle extras = new Bundle(1); 7670 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7671 7672 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7673 packageName, extras, null, null, new int[] {userId}); 7674 try { 7675 IActivityManager am = ActivityManagerNative.getDefault(); 7676 final boolean isSystem = 7677 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7678 if (isSystem && am.isUserRunning(userId, false)) { 7679 // The just-installed/enabled app is bundled on the system, so presumed 7680 // to be able to run automatically without needing an explicit launch. 7681 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7682 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7683 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7684 .setPackage(packageName); 7685 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7686 android.app.AppOpsManager.OP_NONE, false, false, userId); 7687 } 7688 } catch (RemoteException e) { 7689 // shouldn't happen 7690 Slog.w(TAG, "Unable to bootstrap installed package", e); 7691 } 7692 } 7693 7694 @Override 7695 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7696 int userId) { 7697 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7698 PackageSetting pkgSetting; 7699 final int uid = Binder.getCallingUid(); 7700 if (UserHandle.getUserId(uid) != userId) { 7701 mContext.enforceCallingOrSelfPermission( 7702 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7703 "setApplicationBlockedSetting for user " + userId); 7704 } 7705 7706 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7707 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7708 return false; 7709 } 7710 7711 long callingId = Binder.clearCallingIdentity(); 7712 try { 7713 boolean sendAdded = false; 7714 boolean sendRemoved = false; 7715 // writer 7716 synchronized (mPackages) { 7717 pkgSetting = mSettings.mPackages.get(packageName); 7718 if (pkgSetting == null) { 7719 return false; 7720 } 7721 if (pkgSetting.getBlocked(userId) != blocked) { 7722 pkgSetting.setBlocked(blocked, userId); 7723 mSettings.writePackageRestrictionsLPr(userId); 7724 if (blocked) { 7725 sendRemoved = true; 7726 } else { 7727 sendAdded = true; 7728 } 7729 } 7730 } 7731 if (sendAdded) { 7732 sendPackageAddedForUser(packageName, pkgSetting, userId); 7733 return true; 7734 } 7735 if (sendRemoved) { 7736 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7737 "blocking pkg"); 7738 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7739 } 7740 } finally { 7741 Binder.restoreCallingIdentity(callingId); 7742 } 7743 return false; 7744 } 7745 7746 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7747 int userId) { 7748 final PackageRemovedInfo info = new PackageRemovedInfo(); 7749 info.removedPackage = packageName; 7750 info.removedUsers = new int[] {userId}; 7751 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7752 info.sendBroadcast(false, false, false); 7753 } 7754 7755 /** 7756 * Returns true if application is not found or there was an error. Otherwise it returns 7757 * the blocked state of the package for the given user. 7758 */ 7759 @Override 7760 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7761 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7762 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7763 "getApplicationBlocked for user " + userId); 7764 PackageSetting pkgSetting; 7765 long callingId = Binder.clearCallingIdentity(); 7766 try { 7767 // writer 7768 synchronized (mPackages) { 7769 pkgSetting = mSettings.mPackages.get(packageName); 7770 if (pkgSetting == null) { 7771 return true; 7772 } 7773 return pkgSetting.getBlocked(userId); 7774 } 7775 } finally { 7776 Binder.restoreCallingIdentity(callingId); 7777 } 7778 } 7779 7780 /** 7781 * @hide 7782 */ 7783 @Override 7784 public int installExistingPackageAsUser(String packageName, int userId) { 7785 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7786 null); 7787 PackageSetting pkgSetting; 7788 final int uid = Binder.getCallingUid(); 7789 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7790 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7791 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7792 } 7793 7794 long callingId = Binder.clearCallingIdentity(); 7795 try { 7796 boolean sendAdded = false; 7797 Bundle extras = new Bundle(1); 7798 7799 // writer 7800 synchronized (mPackages) { 7801 pkgSetting = mSettings.mPackages.get(packageName); 7802 if (pkgSetting == null) { 7803 return PackageManager.INSTALL_FAILED_INVALID_URI; 7804 } 7805 if (!pkgSetting.getInstalled(userId)) { 7806 pkgSetting.setInstalled(true, userId); 7807 pkgSetting.setBlocked(false, userId); 7808 mSettings.writePackageRestrictionsLPr(userId); 7809 sendAdded = true; 7810 } 7811 } 7812 7813 if (sendAdded) { 7814 sendPackageAddedForUser(packageName, pkgSetting, userId); 7815 } 7816 } finally { 7817 Binder.restoreCallingIdentity(callingId); 7818 } 7819 7820 return PackageManager.INSTALL_SUCCEEDED; 7821 } 7822 7823 boolean isUserRestricted(int userId, String restrictionKey) { 7824 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7825 if (restrictions.getBoolean(restrictionKey, false)) { 7826 Log.w(TAG, "User is restricted: " + restrictionKey); 7827 return true; 7828 } 7829 return false; 7830 } 7831 7832 @Override 7833 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7834 mContext.enforceCallingOrSelfPermission( 7835 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7836 "Only package verification agents can verify applications"); 7837 7838 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7839 final PackageVerificationResponse response = new PackageVerificationResponse( 7840 verificationCode, Binder.getCallingUid()); 7841 msg.arg1 = id; 7842 msg.obj = response; 7843 mHandler.sendMessage(msg); 7844 } 7845 7846 @Override 7847 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7848 long millisecondsToDelay) { 7849 mContext.enforceCallingOrSelfPermission( 7850 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7851 "Only package verification agents can extend verification timeouts"); 7852 7853 final PackageVerificationState state = mPendingVerification.get(id); 7854 final PackageVerificationResponse response = new PackageVerificationResponse( 7855 verificationCodeAtTimeout, Binder.getCallingUid()); 7856 7857 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7858 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7859 } 7860 if (millisecondsToDelay < 0) { 7861 millisecondsToDelay = 0; 7862 } 7863 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7864 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7865 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7866 } 7867 7868 if ((state != null) && !state.timeoutExtended()) { 7869 state.extendTimeout(); 7870 7871 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7872 msg.arg1 = id; 7873 msg.obj = response; 7874 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7875 } 7876 } 7877 7878 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7879 int verificationCode, UserHandle user) { 7880 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7881 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7882 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7883 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7884 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7885 7886 mContext.sendBroadcastAsUser(intent, user, 7887 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7888 } 7889 7890 private ComponentName matchComponentForVerifier(String packageName, 7891 List<ResolveInfo> receivers) { 7892 ActivityInfo targetReceiver = null; 7893 7894 final int NR = receivers.size(); 7895 for (int i = 0; i < NR; i++) { 7896 final ResolveInfo info = receivers.get(i); 7897 if (info.activityInfo == null) { 7898 continue; 7899 } 7900 7901 if (packageName.equals(info.activityInfo.packageName)) { 7902 targetReceiver = info.activityInfo; 7903 break; 7904 } 7905 } 7906 7907 if (targetReceiver == null) { 7908 return null; 7909 } 7910 7911 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7912 } 7913 7914 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7915 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7916 if (pkgInfo.verifiers.length == 0) { 7917 return null; 7918 } 7919 7920 final int N = pkgInfo.verifiers.length; 7921 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7922 for (int i = 0; i < N; i++) { 7923 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7924 7925 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7926 receivers); 7927 if (comp == null) { 7928 continue; 7929 } 7930 7931 final int verifierUid = getUidForVerifier(verifierInfo); 7932 if (verifierUid == -1) { 7933 continue; 7934 } 7935 7936 if (DEBUG_VERIFY) { 7937 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7938 + " with the correct signature"); 7939 } 7940 sufficientVerifiers.add(comp); 7941 verificationState.addSufficientVerifier(verifierUid); 7942 } 7943 7944 return sufficientVerifiers; 7945 } 7946 7947 private int getUidForVerifier(VerifierInfo verifierInfo) { 7948 synchronized (mPackages) { 7949 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 7950 if (pkg == null) { 7951 return -1; 7952 } else if (pkg.mSignatures.length != 1) { 7953 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7954 + " has more than one signature; ignoring"); 7955 return -1; 7956 } 7957 7958 /* 7959 * If the public key of the package's signature does not match 7960 * our expected public key, then this is a different package and 7961 * we should skip. 7962 */ 7963 7964 final byte[] expectedPublicKey; 7965 try { 7966 final Signature verifierSig = pkg.mSignatures[0]; 7967 final PublicKey publicKey = verifierSig.getPublicKey(); 7968 expectedPublicKey = publicKey.getEncoded(); 7969 } catch (CertificateException e) { 7970 return -1; 7971 } 7972 7973 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 7974 7975 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 7976 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7977 + " does not have the expected public key; ignoring"); 7978 return -1; 7979 } 7980 7981 return pkg.applicationInfo.uid; 7982 } 7983 } 7984 7985 @Override 7986 public void finishPackageInstall(int token) { 7987 enforceSystemOrRoot("Only the system is allowed to finish installs"); 7988 7989 if (DEBUG_INSTALL) { 7990 Slog.v(TAG, "BM finishing package install for " + token); 7991 } 7992 7993 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7994 mHandler.sendMessage(msg); 7995 } 7996 7997 /** 7998 * Get the verification agent timeout. 7999 * 8000 * @return verification timeout in milliseconds 8001 */ 8002 private long getVerificationTimeout() { 8003 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8004 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8005 DEFAULT_VERIFICATION_TIMEOUT); 8006 } 8007 8008 /** 8009 * Get the default verification agent response code. 8010 * 8011 * @return default verification response code 8012 */ 8013 private int getDefaultVerificationResponse() { 8014 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8015 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8016 DEFAULT_VERIFICATION_RESPONSE); 8017 } 8018 8019 /** 8020 * Check whether or not package verification has been enabled. 8021 * 8022 * @return true if verification should be performed 8023 */ 8024 private boolean isVerificationEnabled(int userId, int flags) { 8025 if (!DEFAULT_VERIFY_ENABLE) { 8026 return false; 8027 } 8028 8029 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8030 8031 // Check if installing from ADB 8032 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 8033 // Do not run verification in a test harness environment 8034 if (ActivityManager.isRunningInTestHarness()) { 8035 return false; 8036 } 8037 if (ensureVerifyAppsEnabled) { 8038 return true; 8039 } 8040 // Check if the developer does not want package verification for ADB installs 8041 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8042 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8043 return false; 8044 } 8045 } 8046 8047 if (ensureVerifyAppsEnabled) { 8048 return true; 8049 } 8050 8051 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8052 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8053 } 8054 8055 /** 8056 * Get the "allow unknown sources" setting. 8057 * 8058 * @return the current "allow unknown sources" setting 8059 */ 8060 private int getUnknownSourcesSettings() { 8061 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8062 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8063 -1); 8064 } 8065 8066 @Override 8067 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8068 final int uid = Binder.getCallingUid(); 8069 // writer 8070 synchronized (mPackages) { 8071 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8072 if (targetPackageSetting == null) { 8073 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8074 } 8075 8076 PackageSetting installerPackageSetting; 8077 if (installerPackageName != null) { 8078 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8079 if (installerPackageSetting == null) { 8080 throw new IllegalArgumentException("Unknown installer package: " 8081 + installerPackageName); 8082 } 8083 } else { 8084 installerPackageSetting = null; 8085 } 8086 8087 Signature[] callerSignature; 8088 Object obj = mSettings.getUserIdLPr(uid); 8089 if (obj != null) { 8090 if (obj instanceof SharedUserSetting) { 8091 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8092 } else if (obj instanceof PackageSetting) { 8093 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8094 } else { 8095 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8096 } 8097 } else { 8098 throw new SecurityException("Unknown calling uid " + uid); 8099 } 8100 8101 // Verify: can't set installerPackageName to a package that is 8102 // not signed with the same cert as the caller. 8103 if (installerPackageSetting != null) { 8104 if (compareSignatures(callerSignature, 8105 installerPackageSetting.signatures.mSignatures) 8106 != PackageManager.SIGNATURE_MATCH) { 8107 throw new SecurityException( 8108 "Caller does not have same cert as new installer package " 8109 + installerPackageName); 8110 } 8111 } 8112 8113 // Verify: if target already has an installer package, it must 8114 // be signed with the same cert as the caller. 8115 if (targetPackageSetting.installerPackageName != null) { 8116 PackageSetting setting = mSettings.mPackages.get( 8117 targetPackageSetting.installerPackageName); 8118 // If the currently set package isn't valid, then it's always 8119 // okay to change it. 8120 if (setting != null) { 8121 if (compareSignatures(callerSignature, 8122 setting.signatures.mSignatures) 8123 != PackageManager.SIGNATURE_MATCH) { 8124 throw new SecurityException( 8125 "Caller does not have same cert as old installer package " 8126 + targetPackageSetting.installerPackageName); 8127 } 8128 } 8129 } 8130 8131 // Okay! 8132 targetPackageSetting.installerPackageName = installerPackageName; 8133 scheduleWriteSettingsLocked(); 8134 } 8135 } 8136 8137 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8138 // Queue up an async operation since the package installation may take a little while. 8139 mHandler.post(new Runnable() { 8140 public void run() { 8141 mHandler.removeCallbacks(this); 8142 // Result object to be returned 8143 PackageInstalledInfo res = new PackageInstalledInfo(); 8144 res.returnCode = currentStatus; 8145 res.uid = -1; 8146 res.pkg = null; 8147 res.removedInfo = new PackageRemovedInfo(); 8148 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8149 args.doPreInstall(res.returnCode); 8150 synchronized (mInstallLock) { 8151 installPackageLI(args, true, res); 8152 } 8153 args.doPostInstall(res.returnCode, res.uid); 8154 } 8155 8156 // A restore should be performed at this point if (a) the install 8157 // succeeded, (b) the operation is not an update, and (c) the new 8158 // package has a backupAgent defined. 8159 final boolean update = res.removedInfo.removedPackage != null; 8160 boolean doRestore = (!update 8161 && res.pkg != null 8162 && res.pkg.applicationInfo.backupAgentName != null); 8163 8164 // Set up the post-install work request bookkeeping. This will be used 8165 // and cleaned up by the post-install event handling regardless of whether 8166 // there's a restore pass performed. Token values are >= 1. 8167 int token; 8168 if (mNextInstallToken < 0) mNextInstallToken = 1; 8169 token = mNextInstallToken++; 8170 8171 PostInstallData data = new PostInstallData(args, res); 8172 mRunningInstalls.put(token, data); 8173 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8174 8175 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8176 // Pass responsibility to the Backup Manager. It will perform a 8177 // restore if appropriate, then pass responsibility back to the 8178 // Package Manager to run the post-install observer callbacks 8179 // and broadcasts. 8180 IBackupManager bm = IBackupManager.Stub.asInterface( 8181 ServiceManager.getService(Context.BACKUP_SERVICE)); 8182 if (bm != null) { 8183 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8184 + " to BM for possible restore"); 8185 try { 8186 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8187 } catch (RemoteException e) { 8188 // can't happen; the backup manager is local 8189 } catch (Exception e) { 8190 Slog.e(TAG, "Exception trying to enqueue restore", e); 8191 doRestore = false; 8192 } 8193 } else { 8194 Slog.e(TAG, "Backup Manager not found!"); 8195 doRestore = false; 8196 } 8197 } 8198 8199 if (!doRestore) { 8200 // No restore possible, or the Backup Manager was mysteriously not 8201 // available -- just fire the post-install work request directly. 8202 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8203 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8204 mHandler.sendMessage(msg); 8205 } 8206 } 8207 }); 8208 } 8209 8210 private abstract class HandlerParams { 8211 private static final int MAX_RETRIES = 4; 8212 8213 /** 8214 * Number of times startCopy() has been attempted and had a non-fatal 8215 * error. 8216 */ 8217 private int mRetries = 0; 8218 8219 /** User handle for the user requesting the information or installation. */ 8220 private final UserHandle mUser; 8221 8222 HandlerParams(UserHandle user) { 8223 mUser = user; 8224 } 8225 8226 UserHandle getUser() { 8227 return mUser; 8228 } 8229 8230 final boolean startCopy() { 8231 boolean res; 8232 try { 8233 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8234 8235 if (++mRetries > MAX_RETRIES) { 8236 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8237 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8238 handleServiceError(); 8239 return false; 8240 } else { 8241 handleStartCopy(); 8242 res = true; 8243 } 8244 } catch (RemoteException e) { 8245 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8246 mHandler.sendEmptyMessage(MCS_RECONNECT); 8247 res = false; 8248 } 8249 handleReturnCode(); 8250 return res; 8251 } 8252 8253 final void serviceError() { 8254 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8255 handleServiceError(); 8256 handleReturnCode(); 8257 } 8258 8259 abstract void handleStartCopy() throws RemoteException; 8260 abstract void handleServiceError(); 8261 abstract void handleReturnCode(); 8262 } 8263 8264 class MeasureParams extends HandlerParams { 8265 private final PackageStats mStats; 8266 private boolean mSuccess; 8267 8268 private final IPackageStatsObserver mObserver; 8269 8270 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8271 super(new UserHandle(stats.userHandle)); 8272 mObserver = observer; 8273 mStats = stats; 8274 } 8275 8276 @Override 8277 public String toString() { 8278 return "MeasureParams{" 8279 + Integer.toHexString(System.identityHashCode(this)) 8280 + " " + mStats.packageName + "}"; 8281 } 8282 8283 @Override 8284 void handleStartCopy() throws RemoteException { 8285 synchronized (mInstallLock) { 8286 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8287 } 8288 8289 if (mSuccess) { 8290 final boolean mounted; 8291 if (Environment.isExternalStorageEmulated()) { 8292 mounted = true; 8293 } else { 8294 final String status = Environment.getExternalStorageState(); 8295 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8296 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8297 } 8298 8299 if (mounted) { 8300 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8301 8302 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8303 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8304 8305 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8306 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8307 8308 // Always subtract cache size, since it's a subdirectory 8309 mStats.externalDataSize -= mStats.externalCacheSize; 8310 8311 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8312 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8313 8314 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8315 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8316 } 8317 } 8318 } 8319 8320 @Override 8321 void handleReturnCode() { 8322 if (mObserver != null) { 8323 try { 8324 mObserver.onGetStatsCompleted(mStats, mSuccess); 8325 } catch (RemoteException e) { 8326 Slog.i(TAG, "Observer no longer exists."); 8327 } 8328 } 8329 } 8330 8331 @Override 8332 void handleServiceError() { 8333 Slog.e(TAG, "Could not measure application " + mStats.packageName 8334 + " external storage"); 8335 } 8336 } 8337 8338 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8339 throws RemoteException { 8340 long result = 0; 8341 for (File path : paths) { 8342 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8343 } 8344 return result; 8345 } 8346 8347 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8348 for (File path : paths) { 8349 try { 8350 mcs.clearDirectory(path.getAbsolutePath()); 8351 } catch (RemoteException e) { 8352 } 8353 } 8354 } 8355 8356 class InstallParams extends HandlerParams { 8357 /** 8358 * Location where install is coming from, before it has been 8359 * copied/renamed into place. This could be a single monolithic APK 8360 * file, or a cluster directory. This location may be untrusted. 8361 */ 8362 final File originFile; 8363 8364 /** 8365 * Flag indicating that {@link #originFile} has already been staged, 8366 * meaning downstream users don't need to defensively copy the contents. 8367 */ 8368 boolean originStaged; 8369 8370 final IPackageInstallObserver2 observer; 8371 int flags; 8372 final String installerPackageName; 8373 final VerificationParams verificationParams; 8374 private InstallArgs mArgs; 8375 private int mRet; 8376 final String packageAbiOverride; 8377 final String packageInstructionSetOverride; 8378 8379 InstallParams(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 8380 int flags, String installerPackageName, VerificationParams verificationParams, 8381 UserHandle user, String packageAbiOverride) { 8382 super(user); 8383 this.originFile = Preconditions.checkNotNull(originFile); 8384 this.originStaged = originStaged; 8385 this.observer = observer; 8386 this.flags = flags; 8387 this.installerPackageName = installerPackageName; 8388 this.verificationParams = verificationParams; 8389 this.packageAbiOverride = packageAbiOverride; 8390 this.packageInstructionSetOverride = (packageAbiOverride == null) ? 8391 packageAbiOverride : VMRuntime.getInstructionSet(packageAbiOverride); 8392 } 8393 8394 @Override 8395 public String toString() { 8396 return "InstallParams{" 8397 + Integer.toHexString(System.identityHashCode(this)) 8398 + " " + originFile + "}"; 8399 } 8400 8401 public ManifestDigest getManifestDigest() { 8402 if (verificationParams == null) { 8403 return null; 8404 } 8405 return verificationParams.getManifestDigest(); 8406 } 8407 8408 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 8409 String packageName = pkgLite.packageName; 8410 int installLocation = pkgLite.installLocation; 8411 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8412 // reader 8413 synchronized (mPackages) { 8414 PackageParser.Package pkg = mPackages.get(packageName); 8415 if (pkg != null) { 8416 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8417 // Check for downgrading. 8418 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8419 if (pkgLite.versionCode < pkg.mVersionCode) { 8420 Slog.w(TAG, "Can't install update of " + packageName 8421 + " update version " + pkgLite.versionCode 8422 + " is older than installed version " 8423 + pkg.mVersionCode); 8424 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8425 } 8426 } 8427 // Check for updated system application. 8428 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8429 if (onSd) { 8430 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8431 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8432 } 8433 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8434 } else { 8435 if (onSd) { 8436 // Install flag overrides everything. 8437 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8438 } 8439 // If current upgrade specifies particular preference 8440 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8441 // Application explicitly specified internal. 8442 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8443 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8444 // App explictly prefers external. Let policy decide 8445 } else { 8446 // Prefer previous location 8447 if (isExternal(pkg)) { 8448 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8449 } 8450 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8451 } 8452 } 8453 } else { 8454 // Invalid install. Return error code 8455 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8456 } 8457 } 8458 } 8459 // All the special cases have been taken care of. 8460 // Return result based on recommended install location. 8461 if (onSd) { 8462 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8463 } 8464 return pkgLite.recommendedInstallLocation; 8465 } 8466 8467 private long getMemoryLowThreshold() { 8468 final DeviceStorageMonitorInternal 8469 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8470 if (dsm == null) { 8471 return 0L; 8472 } 8473 return dsm.getMemoryLowThreshold(); 8474 } 8475 8476 /* 8477 * Invoke remote method to get package information and install 8478 * location values. Override install location based on default 8479 * policy if needed and then create install arguments based 8480 * on the install location. 8481 */ 8482 public void handleStartCopy() throws RemoteException { 8483 int ret = PackageManager.INSTALL_SUCCEEDED; 8484 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8485 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 8486 PackageInfoLite pkgLite = null; 8487 8488 if (onInt && onSd) { 8489 // Check if both bits are set. 8490 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8491 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8492 } else { 8493 final long lowThreshold = getMemoryLowThreshold(); 8494 if (lowThreshold == 0L) { 8495 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8496 } 8497 8498 // Remote call to find out default install location 8499 final String originPath = originFile.getAbsolutePath(); 8500 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, lowThreshold, 8501 packageAbiOverride); 8502 8503 /* 8504 * If we have too little free space, try to free cache 8505 * before giving up. 8506 */ 8507 if (pkgLite.recommendedInstallLocation 8508 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8509 final long size = mContainerService.calculateInstalledSize( 8510 originPath, isForwardLocked(), packageAbiOverride); 8511 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 8512 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, 8513 lowThreshold, packageAbiOverride); 8514 } 8515 /* 8516 * The cache free must have deleted the file we 8517 * downloaded to install. 8518 * 8519 * TODO: fix the "freeCache" call to not delete 8520 * the file we care about. 8521 */ 8522 if (pkgLite.recommendedInstallLocation 8523 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8524 pkgLite.recommendedInstallLocation 8525 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8526 } 8527 } 8528 } 8529 8530 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8531 int loc = pkgLite.recommendedInstallLocation; 8532 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8533 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8534 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8535 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8536 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8537 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8538 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8539 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8540 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8541 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8542 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8543 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8544 } else { 8545 // Override with defaults if needed. 8546 loc = installLocationPolicy(pkgLite, flags); 8547 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8548 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8549 } else if (!onSd && !onInt) { 8550 // Override install location with flags 8551 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8552 // Set the flag to install on external media. 8553 flags |= PackageManager.INSTALL_EXTERNAL; 8554 flags &= ~PackageManager.INSTALL_INTERNAL; 8555 } else { 8556 // Make sure the flag for installing on external 8557 // media is unset 8558 flags |= PackageManager.INSTALL_INTERNAL; 8559 flags &= ~PackageManager.INSTALL_EXTERNAL; 8560 } 8561 } 8562 } 8563 } 8564 8565 final InstallArgs args = createInstallArgs(this); 8566 mArgs = args; 8567 8568 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8569 /* 8570 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8571 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8572 */ 8573 int userIdentifier = getUser().getIdentifier(); 8574 if (userIdentifier == UserHandle.USER_ALL 8575 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8576 userIdentifier = UserHandle.USER_OWNER; 8577 } 8578 8579 /* 8580 * Determine if we have any installed package verifiers. If we 8581 * do, then we'll defer to them to verify the packages. 8582 */ 8583 final int requiredUid = mRequiredVerifierPackage == null ? -1 8584 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8585 if (requiredUid != -1 && isVerificationEnabled(userIdentifier, flags)) { 8586 // TODO: send verifier the install session instead of uri 8587 final Intent verification = new Intent( 8588 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8589 verification.setDataAndType(Uri.fromFile(originFile), PACKAGE_MIME_TYPE); 8590 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8591 8592 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8593 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8594 0 /* TODO: Which userId? */); 8595 8596 if (DEBUG_VERIFY) { 8597 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8598 + verification.toString() + " with " + pkgLite.verifiers.length 8599 + " optional verifiers"); 8600 } 8601 8602 final int verificationId = mPendingVerificationToken++; 8603 8604 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8605 8606 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8607 installerPackageName); 8608 8609 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 8610 8611 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8612 pkgLite.packageName); 8613 8614 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8615 pkgLite.versionCode); 8616 8617 if (verificationParams != null) { 8618 if (verificationParams.getVerificationURI() != null) { 8619 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8620 verificationParams.getVerificationURI()); 8621 } 8622 if (verificationParams.getOriginatingURI() != null) { 8623 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8624 verificationParams.getOriginatingURI()); 8625 } 8626 if (verificationParams.getReferrer() != null) { 8627 verification.putExtra(Intent.EXTRA_REFERRER, 8628 verificationParams.getReferrer()); 8629 } 8630 if (verificationParams.getOriginatingUid() >= 0) { 8631 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8632 verificationParams.getOriginatingUid()); 8633 } 8634 if (verificationParams.getInstallerUid() >= 0) { 8635 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8636 verificationParams.getInstallerUid()); 8637 } 8638 } 8639 8640 final PackageVerificationState verificationState = new PackageVerificationState( 8641 requiredUid, args); 8642 8643 mPendingVerification.append(verificationId, verificationState); 8644 8645 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8646 receivers, verificationState); 8647 8648 /* 8649 * If any sufficient verifiers were listed in the package 8650 * manifest, attempt to ask them. 8651 */ 8652 if (sufficientVerifiers != null) { 8653 final int N = sufficientVerifiers.size(); 8654 if (N == 0) { 8655 Slog.i(TAG, "Additional verifiers required, but none installed."); 8656 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8657 } else { 8658 for (int i = 0; i < N; i++) { 8659 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8660 8661 final Intent sufficientIntent = new Intent(verification); 8662 sufficientIntent.setComponent(verifierComponent); 8663 8664 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8665 } 8666 } 8667 } 8668 8669 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8670 mRequiredVerifierPackage, receivers); 8671 if (ret == PackageManager.INSTALL_SUCCEEDED 8672 && mRequiredVerifierPackage != null) { 8673 /* 8674 * Send the intent to the required verification agent, 8675 * but only start the verification timeout after the 8676 * target BroadcastReceivers have run. 8677 */ 8678 verification.setComponent(requiredVerifierComponent); 8679 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8680 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8681 new BroadcastReceiver() { 8682 @Override 8683 public void onReceive(Context context, Intent intent) { 8684 final Message msg = mHandler 8685 .obtainMessage(CHECK_PENDING_VERIFICATION); 8686 msg.arg1 = verificationId; 8687 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8688 } 8689 }, null, 0, null, null); 8690 8691 /* 8692 * We don't want the copy to proceed until verification 8693 * succeeds, so null out this field. 8694 */ 8695 mArgs = null; 8696 } 8697 } else { 8698 /* 8699 * No package verification is enabled, so immediately start 8700 * the remote call to initiate copy using temporary file. 8701 */ 8702 ret = args.copyApk(mContainerService, true); 8703 } 8704 } 8705 8706 mRet = ret; 8707 } 8708 8709 @Override 8710 void handleReturnCode() { 8711 // If mArgs is null, then MCS couldn't be reached. When it 8712 // reconnects, it will try again to install. At that point, this 8713 // will succeed. 8714 if (mArgs != null) { 8715 processPendingInstall(mArgs, mRet); 8716 } 8717 } 8718 8719 @Override 8720 void handleServiceError() { 8721 mArgs = createInstallArgs(this); 8722 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8723 } 8724 8725 public boolean isForwardLocked() { 8726 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8727 } 8728 } 8729 8730 /* 8731 * Utility class used in movePackage api. 8732 * srcArgs and targetArgs are not set for invalid flags and make 8733 * sure to do null checks when invoking methods on them. 8734 * We probably want to return ErrorPrams for both failed installs 8735 * and moves. 8736 */ 8737 class MoveParams extends HandlerParams { 8738 final IPackageMoveObserver observer; 8739 final int flags; 8740 final String packageName; 8741 final InstallArgs srcArgs; 8742 final InstallArgs targetArgs; 8743 int uid; 8744 int mRet; 8745 8746 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8747 String packageName, String instructionSet, int uid, UserHandle user) { 8748 super(user); 8749 this.srcArgs = srcArgs; 8750 this.observer = observer; 8751 this.flags = flags; 8752 this.packageName = packageName; 8753 this.uid = uid; 8754 if (srcArgs != null) { 8755 final String codePath = srcArgs.getCodePath(); 8756 targetArgs = createInstallArgsForMoveTarget(codePath, flags, packageName, 8757 instructionSet); 8758 } else { 8759 targetArgs = null; 8760 } 8761 } 8762 8763 @Override 8764 public String toString() { 8765 return "MoveParams{" 8766 + Integer.toHexString(System.identityHashCode(this)) 8767 + " " + packageName + "}"; 8768 } 8769 8770 public void handleStartCopy() throws RemoteException { 8771 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8772 // Check for storage space on target medium 8773 if (!targetArgs.checkFreeStorage(mContainerService)) { 8774 Log.w(TAG, "Insufficient storage to install"); 8775 return; 8776 } 8777 8778 mRet = srcArgs.doPreCopy(); 8779 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8780 return; 8781 } 8782 8783 mRet = targetArgs.copyApk(mContainerService, false); 8784 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8785 srcArgs.doPostCopy(uid); 8786 return; 8787 } 8788 8789 mRet = srcArgs.doPostCopy(uid); 8790 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8791 return; 8792 } 8793 8794 mRet = targetArgs.doPreInstall(mRet); 8795 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8796 return; 8797 } 8798 8799 if (DEBUG_SD_INSTALL) { 8800 StringBuilder builder = new StringBuilder(); 8801 if (srcArgs != null) { 8802 builder.append("src: "); 8803 builder.append(srcArgs.getCodePath()); 8804 } 8805 if (targetArgs != null) { 8806 builder.append(" target : "); 8807 builder.append(targetArgs.getCodePath()); 8808 } 8809 Log.i(TAG, builder.toString()); 8810 } 8811 } 8812 8813 @Override 8814 void handleReturnCode() { 8815 targetArgs.doPostInstall(mRet, uid); 8816 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8817 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8818 currentStatus = PackageManager.MOVE_SUCCEEDED; 8819 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8820 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8821 } 8822 processPendingMove(this, currentStatus); 8823 } 8824 8825 @Override 8826 void handleServiceError() { 8827 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8828 } 8829 } 8830 8831 /** 8832 * Used during creation of InstallArgs 8833 * 8834 * @param flags package installation flags 8835 * @return true if should be installed on external storage 8836 */ 8837 private static boolean installOnSd(int flags) { 8838 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8839 return false; 8840 } 8841 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8842 return true; 8843 } 8844 return false; 8845 } 8846 8847 /** 8848 * Used during creation of InstallArgs 8849 * 8850 * @param flags package installation flags 8851 * @return true if should be installed as forward locked 8852 */ 8853 private static boolean installForwardLocked(int flags) { 8854 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8855 } 8856 8857 private InstallArgs createInstallArgs(InstallParams params) { 8858 // TODO: extend to support incoming zero-copy locations 8859 8860 if (installOnSd(params.flags) || params.isForwardLocked()) { 8861 return new AsecInstallArgs(params); 8862 } else { 8863 return new FileInstallArgs(params); 8864 } 8865 } 8866 8867 /** 8868 * Create args that describe an existing installed package. Typically used 8869 * when cleaning up old installs, or used as a move source. 8870 */ 8871 private InstallArgs createInstallArgsForExisting(int flags, String codePath, 8872 String resourcePath, String nativeLibraryPath, String instructionSet) { 8873 final boolean isInAsec; 8874 if (installOnSd(flags)) { 8875 /* Apps on SD card are always in ASEC containers. */ 8876 isInAsec = true; 8877 } else if (installForwardLocked(flags) 8878 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8879 /* 8880 * Forward-locked apps are only in ASEC containers if they're the 8881 * new style 8882 */ 8883 isInAsec = true; 8884 } else { 8885 isInAsec = false; 8886 } 8887 8888 if (isInAsec) { 8889 return new AsecInstallArgs(codePath, resourcePath, nativeLibraryPath, 8890 instructionSet, installOnSd(flags), installForwardLocked(flags)); 8891 } else { 8892 return new FileInstallArgs(codePath, resourcePath, nativeLibraryPath, instructionSet); 8893 } 8894 } 8895 8896 private InstallArgs createInstallArgsForMoveTarget(String codePath, int flags, String pkgName, 8897 String instructionSet) { 8898 final File codeFile = new File(codePath); 8899 if (installOnSd(flags) || installForwardLocked(flags)) { 8900 String cid = getNextCodePath(codePath, pkgName, "/" 8901 + AsecInstallArgs.RES_FILE_NAME); 8902 return new AsecInstallArgs(codeFile, cid, instructionSet, installOnSd(flags), 8903 installForwardLocked(flags)); 8904 } else { 8905 return new FileInstallArgs(codeFile, instructionSet); 8906 } 8907 } 8908 8909 static abstract class InstallArgs { 8910 /** @see InstallParams#originFile */ 8911 final File originFile; 8912 /** @see InstallParams#originStaged */ 8913 final boolean originStaged; 8914 8915 // TODO: define inherit location 8916 8917 final IPackageInstallObserver2 observer; 8918 // Always refers to PackageManager flags only 8919 final int flags; 8920 final String installerPackageName; 8921 final ManifestDigest manifestDigest; 8922 final UserHandle user; 8923 final String instructionSet; 8924 final String abiOverride; 8925 8926 InstallArgs(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 8927 int flags, String installerPackageName, ManifestDigest manifestDigest, 8928 UserHandle user, String instructionSet, String abiOverride) { 8929 this.originFile = originFile; 8930 this.originStaged = originStaged; 8931 this.flags = flags; 8932 this.observer = observer; 8933 this.installerPackageName = installerPackageName; 8934 this.manifestDigest = manifestDigest; 8935 this.user = user; 8936 this.instructionSet = instructionSet; 8937 this.abiOverride = abiOverride; 8938 } 8939 8940 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8941 abstract int doPreInstall(int status); 8942 8943 /** 8944 * Rename package into final resting place. All paths on the given 8945 * scanned package should be updated to reflect the rename. 8946 */ 8947 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 8948 abstract int doPostInstall(int status, int uid); 8949 8950 /** @see PackageSettingBase#codePathString */ 8951 abstract String getCodePath(); 8952 /** @see PackageSettingBase#resourcePathString */ 8953 abstract String getResourcePath(); 8954 /** @see PackageSettingBase#nativeLibraryPathString */ 8955 abstract String getNativeLibraryPath(); 8956 8957 // Need installer lock especially for dex file removal. 8958 abstract void cleanUpResourcesLI(); 8959 abstract boolean doPostDeleteLI(boolean delete); 8960 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8961 8962 /** 8963 * Called before the source arguments are copied. This is used mostly 8964 * for MoveParams when it needs to read the source file to put it in the 8965 * destination. 8966 */ 8967 int doPreCopy() { 8968 return PackageManager.INSTALL_SUCCEEDED; 8969 } 8970 8971 /** 8972 * Called after the source arguments are copied. This is used mostly for 8973 * MoveParams when it needs to read the source file to put it in the 8974 * destination. 8975 * 8976 * @return 8977 */ 8978 int doPostCopy(int uid) { 8979 return PackageManager.INSTALL_SUCCEEDED; 8980 } 8981 8982 protected boolean isFwdLocked() { 8983 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8984 } 8985 8986 UserHandle getUser() { 8987 return user; 8988 } 8989 } 8990 8991 /** 8992 * Logic to handle installation of non-ASEC applications, including copying 8993 * and renaming logic. 8994 */ 8995 class FileInstallArgs extends InstallArgs { 8996 private File codeFile; 8997 private File resourceFile; 8998 private File nativeLibraryFile; 8999 9000 // Example topology: 9001 // /data/app/com.example/base.apk 9002 // /data/app/com.example/split_foo.apk 9003 // /data/app/com.example/lib/arm/libfoo.so 9004 // /data/app/com.example/lib/arm64/libfoo.so 9005 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9006 9007 /** New install */ 9008 FileInstallArgs(InstallParams params) { 9009 super(params.originFile, params.originStaged, params.observer, params.flags, 9010 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9011 params.packageInstructionSetOverride, params.packageAbiOverride); 9012 if (isFwdLocked()) { 9013 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9014 } 9015 } 9016 9017 /** Existing install */ 9018 FileInstallArgs(String codePath, String resourcePath, String nativeLibraryPath, 9019 String instructionSet) { 9020 super(null, false, null, 0, null, null, null, instructionSet, null); 9021 this.codeFile = (codePath != null) ? new File(codePath) : null; 9022 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9023 this.nativeLibraryFile = (nativeLibraryPath != null) ? new File(nativeLibraryPath) : null; 9024 } 9025 9026 /** New install from existing */ 9027 FileInstallArgs(File originFile, String instructionSet) { 9028 super(originFile, false, null, 0, null, null, null, instructionSet, null); 9029 } 9030 9031 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9032 final long lowThreshold; 9033 9034 final DeviceStorageMonitorInternal 9035 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9036 if (dsm == null) { 9037 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 9038 lowThreshold = 0L; 9039 } else { 9040 if (dsm.isMemoryLow()) { 9041 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 9042 return false; 9043 } 9044 9045 lowThreshold = dsm.getMemoryLowThreshold(); 9046 } 9047 9048 return imcs.checkInternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9049 lowThreshold); 9050 } 9051 9052 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9053 int ret = PackageManager.INSTALL_SUCCEEDED; 9054 9055 if (originStaged) { 9056 Slog.d(TAG, originFile + " already staged; skipping copy"); 9057 codeFile = originFile; 9058 resourceFile = originFile; 9059 } else { 9060 try { 9061 final File tempDir = mInstallerService.allocateSessionDir(); 9062 codeFile = tempDir; 9063 resourceFile = tempDir; 9064 } catch (IOException e) { 9065 Slog.w(TAG, "Failed to create copy file: " + e); 9066 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9067 } 9068 9069 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9070 @Override 9071 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9072 if (!FileUtils.isValidExtFilename(name)) { 9073 throw new IllegalArgumentException("Invalid filename: " + name); 9074 } 9075 try { 9076 final File file = new File(codeFile, name); 9077 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9078 O_RDWR | O_CREAT, 0644); 9079 Os.chmod(file.getAbsolutePath(), 0644); 9080 return new ParcelFileDescriptor(fd); 9081 } catch (ErrnoException e) { 9082 throw new RemoteException("Failed to open: " + e.getMessage()); 9083 } 9084 } 9085 }; 9086 9087 ret = imcs.copyPackage(originFile.getAbsolutePath(), target); 9088 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9089 Slog.e(TAG, "Failed to copy package"); 9090 return ret; 9091 } 9092 } 9093 9094 String[] abiList = (abiOverride != null) ? 9095 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 9096 NativeLibraryHelper.Handle handle = null; 9097 try { 9098 handle = NativeLibraryHelper.Handle.create(codeFile); 9099 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && 9100 abiOverride == null && 9101 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9102 abiList = Build.SUPPORTED_32_BIT_ABIS; 9103 } 9104 9105 // TODO: refactor to avoid double findSupportedAbi() 9106 final int abiIndex = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9107 if (abiIndex < 0 && abiIndex != PackageManager.NO_NATIVE_LIBRARIES) { 9108 return abiIndex; 9109 } else if (abiIndex >= 0) { 9110 final File baseLibFile = new File(codeFile, LIB_DIR_NAME); 9111 baseLibFile.mkdir(); 9112 Os.chmod(baseLibFile.getAbsolutePath(), 0755); 9113 9114 final String abi = Build.SUPPORTED_ABIS[abiIndex]; 9115 final String instructionSet = VMRuntime.getInstructionSet(abi); 9116 nativeLibraryFile = new File(baseLibFile, instructionSet); 9117 nativeLibraryFile.mkdir(); 9118 Os.chmod(nativeLibraryFile.getAbsolutePath(), 0755); 9119 9120 copyNativeLibrariesForInternalApp(handle, nativeLibraryFile, abiList); 9121 } 9122 } catch (IOException | ErrnoException e) { 9123 Slog.e(TAG, "Copying native libraries failed", e); 9124 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9125 } finally { 9126 IoUtils.closeQuietly(handle); 9127 } 9128 9129 return ret; 9130 } 9131 9132 int doPreInstall(int status) { 9133 if (status != PackageManager.INSTALL_SUCCEEDED) { 9134 cleanUp(); 9135 } 9136 return status; 9137 } 9138 9139 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9140 if (status != PackageManager.INSTALL_SUCCEEDED) { 9141 cleanUp(); 9142 return false; 9143 } else { 9144 final File beforeCodeFile = codeFile; 9145 final File afterCodeFile = new File(mAppInstallDir, 9146 getNextCodePath(oldCodePath, pkg.packageName, null)); 9147 9148 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9149 if (!beforeCodeFile.renameTo(afterCodeFile)) { 9150 return false; 9151 } 9152 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9153 return false; 9154 } 9155 9156 // Reflect the rename internally 9157 codeFile = afterCodeFile; 9158 resourceFile = afterCodeFile; 9159 nativeLibraryFile = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9160 nativeLibraryFile); 9161 9162 // Reflect the rename in scanned details 9163 pkg.codePath = afterCodeFile.getAbsolutePath(); 9164 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9165 pkg.baseCodePath); 9166 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9167 pkg.splitCodePaths); 9168 9169 // Reflect the rename in app info 9170 pkg.applicationInfo.setCodePath(pkg.codePath); 9171 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9172 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9173 pkg.applicationInfo.setResourcePath(pkg.codePath); 9174 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9175 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9176 pkg.applicationInfo.nativeLibraryDir = getNativeLibraryPath(); 9177 9178 return true; 9179 } 9180 } 9181 9182 int doPostInstall(int status, int uid) { 9183 if (status != PackageManager.INSTALL_SUCCEEDED) { 9184 cleanUp(); 9185 } 9186 return status; 9187 } 9188 9189 @Override 9190 String getCodePath() { 9191 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9192 } 9193 9194 @Override 9195 String getResourcePath() { 9196 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9197 } 9198 9199 @Override 9200 String getNativeLibraryPath() { 9201 return (nativeLibraryFile != null) ? nativeLibraryFile.getAbsolutePath() : null; 9202 } 9203 9204 private boolean cleanUp() { 9205 if (codeFile == null || !codeFile.exists()) { 9206 return false; 9207 } 9208 9209 if (codeFile.isDirectory()) { 9210 FileUtils.deleteContents(codeFile); 9211 } 9212 codeFile.delete(); 9213 9214 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9215 resourceFile.delete(); 9216 } 9217 9218 if (nativeLibraryFile != null && !FileUtils.contains(codeFile, nativeLibraryFile)) { 9219 FileUtils.deleteContents(nativeLibraryFile); 9220 nativeLibraryFile.delete(); 9221 } 9222 9223 return true; 9224 } 9225 9226 void cleanUpResourcesLI() { 9227 // Try enumerating all code paths before deleting 9228 List<String> allCodePaths = Collections.EMPTY_LIST; 9229 if (codeFile != null && codeFile.exists()) { 9230 try { 9231 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9232 allCodePaths = pkg.getAllCodePaths(); 9233 } catch (PackageParserException e) { 9234 // Ignored; we tried our best 9235 } 9236 } 9237 9238 cleanUp(); 9239 9240 if (!allCodePaths.isEmpty()) { 9241 if (instructionSet == null) { 9242 throw new IllegalStateException("instructionSet == null"); 9243 } 9244 9245 for (String codePath : allCodePaths) { 9246 int retCode = mInstaller.rmdex(codePath, instructionSet); 9247 if (retCode < 0) { 9248 Slog.w(TAG, "Couldn't remove dex file for package: " 9249 + " at location " + codePath + ", retcode=" + retCode); 9250 // we don't consider this to be a failure of the core package deletion 9251 } 9252 } 9253 } 9254 } 9255 9256 boolean doPostDeleteLI(boolean delete) { 9257 // XXX err, shouldn't we respect the delete flag? 9258 cleanUpResourcesLI(); 9259 return true; 9260 } 9261 } 9262 9263 private boolean isAsecExternal(String cid) { 9264 final String asecPath = PackageHelper.getSdFilesystem(cid); 9265 return !asecPath.startsWith(mAsecInternalPath); 9266 } 9267 9268 /** 9269 * Extract the MountService "container ID" from the full code path of an 9270 * .apk. 9271 */ 9272 static String cidFromCodePath(String fullCodePath) { 9273 int eidx = fullCodePath.lastIndexOf("/"); 9274 String subStr1 = fullCodePath.substring(0, eidx); 9275 int sidx = subStr1.lastIndexOf("/"); 9276 return subStr1.substring(sidx+1, eidx); 9277 } 9278 9279 /** 9280 * Logic to handle installation of ASEC applications, including copying and 9281 * renaming logic. 9282 */ 9283 class AsecInstallArgs extends InstallArgs { 9284 // TODO: teach about handling cluster directories 9285 9286 static final String RES_FILE_NAME = "pkg.apk"; 9287 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9288 9289 String cid; 9290 String packagePath; 9291 String resourcePath; 9292 String libraryPath; 9293 9294 /** New install */ 9295 AsecInstallArgs(InstallParams params) { 9296 super(params.originFile, params.originStaged, params.observer, params.flags, 9297 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9298 params.packageInstructionSetOverride, params.packageAbiOverride); 9299 } 9300 9301 /** Existing install */ 9302 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 9303 String instructionSet, boolean isExternal, boolean isForwardLocked) { 9304 super(null, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9305 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9306 instructionSet, null); 9307 // Extract cid from fullCodePath 9308 int eidx = fullCodePath.lastIndexOf("/"); 9309 String subStr1 = fullCodePath.substring(0, eidx); 9310 int sidx = subStr1.lastIndexOf("/"); 9311 cid = subStr1.substring(sidx+1, eidx); 9312 setCachePath(subStr1); 9313 } 9314 9315 AsecInstallArgs(String cid, String instructionSet, boolean isForwardLocked) { 9316 super(null, false, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9317 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9318 instructionSet, null); 9319 this.cid = cid; 9320 setCachePath(PackageHelper.getSdDir(cid)); 9321 } 9322 9323 /** New install from existing */ 9324 AsecInstallArgs(File originPackageFile, String cid, String instructionSet, 9325 boolean isExternal, boolean isForwardLocked) { 9326 super(originPackageFile, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9327 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9328 instructionSet, null); 9329 this.cid = cid; 9330 } 9331 9332 void createCopyFile() { 9333 cid = getTempContainerId(); 9334 } 9335 9336 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9337 return imcs.checkExternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9338 abiOverride); 9339 } 9340 9341 private final boolean isExternal() { 9342 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 9343 } 9344 9345 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9346 if (temp) { 9347 createCopyFile(); 9348 } else { 9349 /* 9350 * Pre-emptively destroy the container since it's destroyed if 9351 * copying fails due to it existing anyway. 9352 */ 9353 PackageHelper.destroySdDir(cid); 9354 } 9355 9356 final String newCachePath = imcs.copyPackageToContainer( 9357 originFile.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9358 isFwdLocked(), abiOverride); 9359 9360 if (newCachePath != null) { 9361 setCachePath(newCachePath); 9362 return PackageManager.INSTALL_SUCCEEDED; 9363 } else { 9364 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9365 } 9366 } 9367 9368 @Override 9369 String getCodePath() { 9370 return packagePath; 9371 } 9372 9373 @Override 9374 String getResourcePath() { 9375 return resourcePath; 9376 } 9377 9378 @Override 9379 String getNativeLibraryPath() { 9380 return libraryPath; 9381 } 9382 9383 int doPreInstall(int status) { 9384 if (status != PackageManager.INSTALL_SUCCEEDED) { 9385 // Destroy container 9386 PackageHelper.destroySdDir(cid); 9387 } else { 9388 boolean mounted = PackageHelper.isContainerMounted(cid); 9389 if (!mounted) { 9390 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9391 Process.SYSTEM_UID); 9392 if (newCachePath != null) { 9393 setCachePath(newCachePath); 9394 } else { 9395 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9396 } 9397 } 9398 } 9399 return status; 9400 } 9401 9402 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9403 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9404 String newCachePath = null; 9405 if (PackageHelper.isContainerMounted(cid)) { 9406 // Unmount the container 9407 if (!PackageHelper.unMountSdDir(cid)) { 9408 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9409 return false; 9410 } 9411 } 9412 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9413 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9414 " which might be stale. Will try to clean up."); 9415 // Clean up the stale container and proceed to recreate. 9416 if (!PackageHelper.destroySdDir(newCacheId)) { 9417 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9418 return false; 9419 } 9420 // Successfully cleaned up stale container. Try to rename again. 9421 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9422 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9423 + " inspite of cleaning it up."); 9424 return false; 9425 } 9426 } 9427 if (!PackageHelper.isContainerMounted(newCacheId)) { 9428 Slog.w(TAG, "Mounting container " + newCacheId); 9429 newCachePath = PackageHelper.mountSdDir(newCacheId, 9430 getEncryptKey(), Process.SYSTEM_UID); 9431 } else { 9432 newCachePath = PackageHelper.getSdDir(newCacheId); 9433 } 9434 if (newCachePath == null) { 9435 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9436 return false; 9437 } 9438 Log.i(TAG, "Succesfully renamed " + cid + 9439 " to " + newCacheId + 9440 " at new path: " + newCachePath); 9441 cid = newCacheId; 9442 setCachePath(newCachePath); 9443 9444 // TODO: extend to support split APKs 9445 pkg.codePath = getCodePath(); 9446 pkg.baseCodePath = getCodePath(); 9447 pkg.splitCodePaths = null; 9448 9449 pkg.applicationInfo.setCodePath(getCodePath()); 9450 pkg.applicationInfo.setBaseCodePath(getCodePath()); 9451 pkg.applicationInfo.setSplitCodePaths(null); 9452 pkg.applicationInfo.setResourcePath(getResourcePath()); 9453 pkg.applicationInfo.setBaseResourcePath(getResourcePath()); 9454 pkg.applicationInfo.setSplitResourcePaths(null); 9455 pkg.applicationInfo.nativeLibraryDir = getNativeLibraryPath(); 9456 9457 return true; 9458 } 9459 9460 private void setCachePath(String newCachePath) { 9461 File cachePath = new File(newCachePath); 9462 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 9463 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 9464 9465 if (isFwdLocked()) { 9466 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 9467 } else { 9468 resourcePath = packagePath; 9469 } 9470 } 9471 9472 int doPostInstall(int status, int uid) { 9473 if (status != PackageManager.INSTALL_SUCCEEDED) { 9474 cleanUp(); 9475 } else { 9476 final int groupOwner; 9477 final String protectedFile; 9478 if (isFwdLocked()) { 9479 groupOwner = UserHandle.getSharedAppGid(uid); 9480 protectedFile = RES_FILE_NAME; 9481 } else { 9482 groupOwner = -1; 9483 protectedFile = null; 9484 } 9485 9486 if (uid < Process.FIRST_APPLICATION_UID 9487 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9488 Slog.e(TAG, "Failed to finalize " + cid); 9489 PackageHelper.destroySdDir(cid); 9490 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9491 } 9492 9493 boolean mounted = PackageHelper.isContainerMounted(cid); 9494 if (!mounted) { 9495 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9496 } 9497 } 9498 return status; 9499 } 9500 9501 private void cleanUp() { 9502 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9503 9504 // Destroy secure container 9505 PackageHelper.destroySdDir(cid); 9506 } 9507 9508 void cleanUpResourcesLI() { 9509 String sourceFile = getCodePath(); 9510 // Remove dex file 9511 if (instructionSet == null) { 9512 throw new IllegalStateException("instructionSet == null"); 9513 } 9514 int retCode = mInstaller.rmdex(sourceFile, instructionSet); 9515 if (retCode < 0) { 9516 Slog.w(TAG, "Couldn't remove dex file for package: " 9517 + " at location " 9518 + sourceFile.toString() + ", retcode=" + retCode); 9519 // we don't consider this to be a failure of the core package deletion 9520 } 9521 cleanUp(); 9522 } 9523 9524 boolean matchContainer(String app) { 9525 if (cid.startsWith(app)) { 9526 return true; 9527 } 9528 return false; 9529 } 9530 9531 String getPackageName() { 9532 return getAsecPackageName(cid); 9533 } 9534 9535 boolean doPostDeleteLI(boolean delete) { 9536 boolean ret = false; 9537 boolean mounted = PackageHelper.isContainerMounted(cid); 9538 if (mounted) { 9539 // Unmount first 9540 ret = PackageHelper.unMountSdDir(cid); 9541 } 9542 if (ret && delete) { 9543 cleanUpResourcesLI(); 9544 } 9545 return ret; 9546 } 9547 9548 @Override 9549 int doPreCopy() { 9550 if (isFwdLocked()) { 9551 if (!PackageHelper.fixSdPermissions(cid, 9552 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9553 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9554 } 9555 } 9556 9557 return PackageManager.INSTALL_SUCCEEDED; 9558 } 9559 9560 @Override 9561 int doPostCopy(int uid) { 9562 if (isFwdLocked()) { 9563 if (uid < Process.FIRST_APPLICATION_UID 9564 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9565 RES_FILE_NAME)) { 9566 Slog.e(TAG, "Failed to finalize " + cid); 9567 PackageHelper.destroySdDir(cid); 9568 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9569 } 9570 } 9571 9572 return PackageManager.INSTALL_SUCCEEDED; 9573 } 9574 } 9575 9576 static String getAsecPackageName(String packageCid) { 9577 int idx = packageCid.lastIndexOf("-"); 9578 if (idx == -1) { 9579 return packageCid; 9580 } 9581 return packageCid.substring(0, idx); 9582 } 9583 9584 // Utility method used to create code paths based on package name and available index. 9585 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9586 String idxStr = ""; 9587 int idx = 1; 9588 // Fall back to default value of idx=1 if prefix is not 9589 // part of oldCodePath 9590 if (oldCodePath != null) { 9591 String subStr = oldCodePath; 9592 // Drop the suffix right away 9593 if (suffix != null && subStr.endsWith(suffix)) { 9594 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9595 } 9596 // If oldCodePath already contains prefix find out the 9597 // ending index to either increment or decrement. 9598 int sidx = subStr.lastIndexOf(prefix); 9599 if (sidx != -1) { 9600 subStr = subStr.substring(sidx + prefix.length()); 9601 if (subStr != null) { 9602 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9603 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9604 } 9605 try { 9606 idx = Integer.parseInt(subStr); 9607 if (idx <= 1) { 9608 idx++; 9609 } else { 9610 idx--; 9611 } 9612 } catch(NumberFormatException e) { 9613 } 9614 } 9615 } 9616 } 9617 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9618 return prefix + idxStr; 9619 } 9620 9621 // Utility method used to ignore ADD/REMOVE events 9622 // by directory observer. 9623 private static boolean ignoreCodePath(String fullPathStr) { 9624 String apkName = deriveCodePathName(fullPathStr); 9625 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9626 if (idx != -1 && ((idx+1) < apkName.length())) { 9627 // Make sure the package ends with a numeral 9628 String version = apkName.substring(idx+1); 9629 try { 9630 Integer.parseInt(version); 9631 return true; 9632 } catch (NumberFormatException e) {} 9633 } 9634 return false; 9635 } 9636 9637 // Utility method that returns the relative package path with respect 9638 // to the installation directory. Like say for /data/data/com.test-1.apk 9639 // string com.test-1 is returned. 9640 static String deriveCodePathName(String codePath) { 9641 if (codePath == null) { 9642 return null; 9643 } 9644 final File codeFile = new File(codePath); 9645 final String name = codeFile.getName(); 9646 if (codeFile.isDirectory()) { 9647 return name; 9648 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9649 final int lastDot = name.lastIndexOf('.'); 9650 return name.substring(0, lastDot); 9651 } else { 9652 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9653 return null; 9654 } 9655 } 9656 9657 class PackageInstalledInfo { 9658 String name; 9659 int uid; 9660 // The set of users that originally had this package installed. 9661 int[] origUsers; 9662 // The set of users that now have this package installed. 9663 int[] newUsers; 9664 PackageParser.Package pkg; 9665 int returnCode; 9666 PackageRemovedInfo removedInfo; 9667 9668 // In some error cases we want to convey more info back to the observer 9669 String origPackage; 9670 String origPermission; 9671 } 9672 9673 /* 9674 * Install a non-existing package. 9675 */ 9676 private void installNewPackageLI(PackageParser.Package pkg, 9677 int parseFlags, int scanMode, UserHandle user, 9678 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9679 // Remember this for later, in case we need to rollback this install 9680 String pkgName = pkg.packageName; 9681 9682 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9683 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9684 synchronized(mPackages) { 9685 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9686 // A package with the same name is already installed, though 9687 // it has been renamed to an older name. The package we 9688 // are trying to install should be installed as an update to 9689 // the existing one, but that has not been requested, so bail. 9690 Slog.w(TAG, "Attempt to re-install " + pkgName 9691 + " without first uninstalling package running as " 9692 + mSettings.mRenamedPackages.get(pkgName)); 9693 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9694 return; 9695 } 9696 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.codePath)) { 9697 // Don't allow installation over an existing package with the same name. 9698 Slog.w(TAG, "Attempt to re-install " + pkgName 9699 + " without first uninstalling."); 9700 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9701 return; 9702 } 9703 } 9704 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9705 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9706 System.currentTimeMillis(), user, abiOverride); 9707 if (newPackage == null) { 9708 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 9709 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9710 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9711 } 9712 } else { 9713 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9714 // delete the partially installed application. the data directory will have to be 9715 // restored if it was already existing 9716 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9717 // remove package from internal structures. Note that we want deletePackageX to 9718 // delete the package data and cache directories that it created in 9719 // scanPackageLocked, unless those directories existed before we even tried to 9720 // install. 9721 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9722 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9723 res.removedInfo, true); 9724 } 9725 } 9726 } 9727 9728 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9729 // Upgrade keysets are being used. Determine if new package has a superset of the 9730 // required keys. 9731 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9732 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9733 Set<Long> newSigningKeyIds = new ArraySet<Long>(); 9734 for (PublicKey pk : newPkg.mSigningKeys) { 9735 newSigningKeyIds.add(ksms.getIdForPublicKey(pk)); 9736 } 9737 //remove PUBLIC_KEY_NOT_FOUND, although not necessary 9738 newSigningKeyIds.remove(ksms.PUBLIC_KEY_NOT_FOUND); 9739 for (int i = 0; i < upgradeKeySets.length; i++) { 9740 if (newSigningKeyIds.containsAll(ksms.mKeySetMapping.get(upgradeKeySets[i]))) { 9741 return true; 9742 } 9743 } 9744 return false; 9745 } 9746 9747 private void replacePackageLI(PackageParser.Package pkg, 9748 int parseFlags, int scanMode, UserHandle user, 9749 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9750 PackageParser.Package oldPackage; 9751 String pkgName = pkg.packageName; 9752 int[] allUsers; 9753 boolean[] perUserInstalled; 9754 9755 // First find the old package info and check signatures 9756 synchronized(mPackages) { 9757 oldPackage = mPackages.get(pkgName); 9758 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9759 PackageSetting ps = mSettings.mPackages.get(pkgName); 9760 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9761 // default to original signature matching 9762 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9763 != PackageManager.SIGNATURE_MATCH) { 9764 Slog.w(TAG, "New package has a different signature: " + pkgName); 9765 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9766 return; 9767 } 9768 } else { 9769 if(!checkUpgradeKeySetLP(ps, pkg)) { 9770 Slog.w(TAG, "New package not signed by keys specified by upgrade-keysets: " 9771 + pkgName); 9772 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9773 return; 9774 } 9775 } 9776 9777 // In case of rollback, remember per-user/profile install state 9778 allUsers = sUserManager.getUserIds(); 9779 perUserInstalled = new boolean[allUsers.length]; 9780 for (int i = 0; i < allUsers.length; i++) { 9781 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9782 } 9783 } 9784 boolean sysPkg = (isSystemApp(oldPackage)); 9785 if (sysPkg) { 9786 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9787 user, allUsers, perUserInstalled, installerPackageName, res, 9788 abiOverride); 9789 } else { 9790 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9791 user, allUsers, perUserInstalled, installerPackageName, res, 9792 abiOverride); 9793 } 9794 } 9795 9796 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9797 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9798 int[] allUsers, boolean[] perUserInstalled, 9799 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9800 PackageParser.Package newPackage = null; 9801 String pkgName = deletedPackage.packageName; 9802 boolean deletedPkg = true; 9803 boolean updatedSettings = false; 9804 9805 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9806 + deletedPackage); 9807 long origUpdateTime; 9808 if (pkg.mExtras != null) { 9809 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9810 } else { 9811 origUpdateTime = 0; 9812 } 9813 9814 // First delete the existing package while retaining the data directory 9815 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9816 res.removedInfo, true)) { 9817 // If the existing package wasn't successfully deleted 9818 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9819 deletedPkg = false; 9820 } else { 9821 // Successfully deleted the old package. Now proceed with re-installation 9822 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9823 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9824 System.currentTimeMillis(), user, abiOverride); 9825 if (newPackage == null) { 9826 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 9827 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9828 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9829 } 9830 } else { 9831 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9832 updatedSettings = true; 9833 } 9834 } 9835 9836 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9837 // remove package from internal structures. Note that we want deletePackageX to 9838 // delete the package data and cache directories that it created in 9839 // scanPackageLocked, unless those directories existed before we even tried to 9840 // install. 9841 if(updatedSettings) { 9842 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9843 deletePackageLI( 9844 pkgName, null, true, allUsers, perUserInstalled, 9845 PackageManager.DELETE_KEEP_DATA, 9846 res.removedInfo, true); 9847 } 9848 // Since we failed to install the new package we need to restore the old 9849 // package that we deleted. 9850 if (deletedPkg) { 9851 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9852 File restoreFile = new File(deletedPackage.codePath); 9853 // Parse old package 9854 boolean oldOnSd = isExternal(deletedPackage); 9855 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9856 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9857 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9858 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9859 | SCAN_UPDATE_TIME; 9860 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 9861 origUpdateTime, null, null) == null) { 9862 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 9863 return; 9864 } 9865 // Restore of old package succeeded. Update permissions. 9866 // writer 9867 synchronized (mPackages) { 9868 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9869 UPDATE_PERMISSIONS_ALL); 9870 // can downgrade to reader 9871 mSettings.writeLPr(); 9872 } 9873 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9874 } 9875 } 9876 } 9877 9878 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9879 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9880 int[] allUsers, boolean[] perUserInstalled, 9881 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9882 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9883 + ", old=" + deletedPackage); 9884 PackageParser.Package newPackage = null; 9885 boolean updatedSettings = false; 9886 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 9887 PackageParser.PARSE_IS_SYSTEM; 9888 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9889 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9890 } 9891 String packageName = deletedPackage.packageName; 9892 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9893 if (packageName == null) { 9894 Slog.w(TAG, "Attempt to delete null packageName."); 9895 return; 9896 } 9897 PackageParser.Package oldPkg; 9898 PackageSetting oldPkgSetting; 9899 // reader 9900 synchronized (mPackages) { 9901 oldPkg = mPackages.get(packageName); 9902 oldPkgSetting = mSettings.mPackages.get(packageName); 9903 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9904 (oldPkgSetting == null)) { 9905 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 9906 return; 9907 } 9908 } 9909 9910 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9911 9912 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9913 res.removedInfo.removedPackage = packageName; 9914 // Remove existing system package 9915 removePackageLI(oldPkgSetting, true); 9916 // writer 9917 synchronized (mPackages) { 9918 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9919 // We didn't need to disable the .apk as a current system package, 9920 // which means we are replacing another update that is already 9921 // installed. We need to make sure to delete the older one's .apk. 9922 res.removedInfo.args = createInstallArgsForExisting(0, 9923 deletedPackage.applicationInfo.getCodePath(), 9924 deletedPackage.applicationInfo.getResourcePath(), 9925 deletedPackage.applicationInfo.nativeLibraryDir, 9926 getAppInstructionSet(deletedPackage.applicationInfo)); 9927 } else { 9928 res.removedInfo.args = null; 9929 } 9930 } 9931 9932 // Successfully disabled the old package. Now proceed with re-installation 9933 res.returnCode = mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9934 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9935 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user, abiOverride); 9936 if (newPackage == null) { 9937 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 9938 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9939 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9940 } 9941 } else { 9942 if (newPackage.mExtras != null) { 9943 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 9944 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 9945 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 9946 9947 // is the update attempting to change shared user? that isn't going to work... 9948 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 9949 Slog.w(TAG, "Forbidding shared user change from " + oldPkgSetting.sharedUser 9950 + " to " + newPkgSetting.sharedUser); 9951 res.returnCode = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 9952 updatedSettings = true; 9953 } 9954 } 9955 9956 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9957 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9958 updatedSettings = true; 9959 } 9960 } 9961 9962 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9963 // Re installation failed. Restore old information 9964 // Remove new pkg information 9965 if (newPackage != null) { 9966 removeInstalledPackageLI(newPackage, true); 9967 } 9968 // Add back the old system package 9969 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user, null); 9970 // Restore the old system information in Settings 9971 synchronized(mPackages) { 9972 if (updatedSettings) { 9973 mSettings.enableSystemPackageLPw(packageName); 9974 mSettings.setInstallerPackageName(packageName, 9975 oldPkgSetting.installerPackageName); 9976 } 9977 mSettings.writeLPr(); 9978 } 9979 } 9980 } 9981 9982 // Utility method used to move dex files during install. 9983 private int moveDexFilesLI(String oldCodePath, PackageParser.Package newPackage) { 9984 // TODO: extend to move split APK dex files 9985 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 9986 final String instructionSet = getAppInstructionSet(newPackage.applicationInfo); 9987 int retCode = mInstaller.movedex(oldCodePath, newPackage.baseCodePath, 9988 instructionSet); 9989 if (retCode != 0) { 9990 /* 9991 * Programs may be lazily run through dexopt, so the 9992 * source may not exist. However, something seems to 9993 * have gone wrong, so note that dexopt needs to be 9994 * run again and remove the source file. In addition, 9995 * remove the target to make sure there isn't a stale 9996 * file from a previous version of the package. 9997 */ 9998 newPackage.mDexOptNeeded = true; 9999 mInstaller.rmdex(oldCodePath, instructionSet); 10000 mInstaller.rmdex(newPackage.baseCodePath, instructionSet); 10001 } 10002 } 10003 return PackageManager.INSTALL_SUCCEEDED; 10004 } 10005 10006 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10007 int[] allUsers, boolean[] perUserInstalled, 10008 PackageInstalledInfo res) { 10009 String pkgName = newPackage.packageName; 10010 synchronized (mPackages) { 10011 //write settings. the installStatus will be incomplete at this stage. 10012 //note that the new package setting would have already been 10013 //added to mPackages. It hasn't been persisted yet. 10014 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10015 mSettings.writeLPr(); 10016 } 10017 10018 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10019 10020 synchronized (mPackages) { 10021 updatePermissionsLPw(newPackage.packageName, newPackage, 10022 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10023 ? UPDATE_PERMISSIONS_ALL : 0)); 10024 // For system-bundled packages, we assume that installing an upgraded version 10025 // of the package implies that the user actually wants to run that new code, 10026 // so we enable the package. 10027 if (isSystemApp(newPackage)) { 10028 // NB: implicit assumption that system package upgrades apply to all users 10029 if (DEBUG_INSTALL) { 10030 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10031 } 10032 PackageSetting ps = mSettings.mPackages.get(pkgName); 10033 if (ps != null) { 10034 if (res.origUsers != null) { 10035 for (int userHandle : res.origUsers) { 10036 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10037 userHandle, installerPackageName); 10038 } 10039 } 10040 // Also convey the prior install/uninstall state 10041 if (allUsers != null && perUserInstalled != null) { 10042 for (int i = 0; i < allUsers.length; i++) { 10043 if (DEBUG_INSTALL) { 10044 Slog.d(TAG, " user " + allUsers[i] 10045 + " => " + perUserInstalled[i]); 10046 } 10047 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10048 } 10049 // these install state changes will be persisted in the 10050 // upcoming call to mSettings.writeLPr(). 10051 } 10052 } 10053 } 10054 res.name = pkgName; 10055 res.uid = newPackage.applicationInfo.uid; 10056 res.pkg = newPackage; 10057 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10058 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10059 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10060 //to update install status 10061 mSettings.writeLPr(); 10062 } 10063 } 10064 10065 private void installPackageLI(InstallArgs args, boolean newInstall, PackageInstalledInfo res) { 10066 int pFlags = args.flags; 10067 String installerPackageName = args.installerPackageName; 10068 File tmpPackageFile = new File(args.getCodePath()); 10069 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10070 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10071 boolean replace = false; 10072 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 10073 | (newInstall ? SCAN_NEW_INSTALL : 0); 10074 // Result object to be returned 10075 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10076 10077 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10078 // Retrieve PackageSettings and parse package 10079 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10080 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10081 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10082 PackageParser pp = new PackageParser(); 10083 pp.setSeparateProcesses(mSeparateProcesses); 10084 pp.setDisplayMetrics(mMetrics); 10085 10086 final PackageParser.Package pkg; 10087 try { 10088 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10089 } catch (PackageParserException e) { 10090 Slog.e(TAG, "Failed during install: " + e); 10091 res.returnCode = e.error; 10092 return; 10093 } 10094 10095 String pkgName = res.name = pkg.packageName; 10096 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10097 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 10098 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 10099 return; 10100 } 10101 } 10102 10103 try { 10104 pp.collectCertificates(pkg, parseFlags); 10105 pp.collectManifestDigest(pkg); 10106 } catch (PackageParserException e) { 10107 Slog.e(TAG, "Failed during install: " + e); 10108 res.returnCode = e.error; 10109 return; 10110 } 10111 10112 /* If the installer passed in a manifest digest, compare it now. */ 10113 if (args.manifestDigest != null) { 10114 if (DEBUG_INSTALL) { 10115 final String parsedManifest = pkg.manifestDigest == null ? "null" 10116 : pkg.manifestDigest.toString(); 10117 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10118 + parsedManifest); 10119 } 10120 10121 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10122 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 10123 return; 10124 } 10125 } else if (DEBUG_INSTALL) { 10126 final String parsedManifest = pkg.manifestDigest == null 10127 ? "null" : pkg.manifestDigest.toString(); 10128 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10129 } 10130 10131 // Get rid of all references to package scan path via parser. 10132 pp = null; 10133 String oldCodePath = null; 10134 boolean systemApp = false; 10135 synchronized (mPackages) { 10136 // Check whether the newly-scanned package wants to define an already-defined perm 10137 int N = pkg.permissions.size(); 10138 for (int i = N-1; i >= 0; i--) { 10139 PackageParser.Permission perm = pkg.permissions.get(i); 10140 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10141 if (bp != null) { 10142 // If the defining package is signed with our cert, it's okay. This 10143 // also includes the "updating the same package" case, of course. 10144 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10145 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10146 // If the owning package is the system itself, we log but allow 10147 // install to proceed; we fail the install on all other permission 10148 // redefinitions. 10149 if (!bp.sourcePackage.equals("android")) { 10150 Slog.w(TAG, "Package " + pkg.packageName 10151 + " attempting to redeclare permission " + perm.info.name 10152 + " already owned by " + bp.sourcePackage); 10153 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 10154 res.origPermission = perm.info.name; 10155 res.origPackage = bp.sourcePackage; 10156 return; 10157 } else { 10158 Slog.w(TAG, "Package " + pkg.packageName 10159 + " attempting to redeclare system permission " 10160 + perm.info.name + "; ignoring new declaration"); 10161 pkg.permissions.remove(i); 10162 } 10163 } 10164 } 10165 } 10166 10167 // Check if installing already existing package 10168 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10169 String oldName = mSettings.mRenamedPackages.get(pkgName); 10170 if (pkg.mOriginalPackages != null 10171 && pkg.mOriginalPackages.contains(oldName) 10172 && mPackages.containsKey(oldName)) { 10173 // This package is derived from an original package, 10174 // and this device has been updating from that original 10175 // name. We must continue using the original name, so 10176 // rename the new package here. 10177 pkg.setPackageName(oldName); 10178 pkgName = pkg.packageName; 10179 replace = true; 10180 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10181 + oldName + " pkgName=" + pkgName); 10182 } else if (mPackages.containsKey(pkgName)) { 10183 // This package, under its official name, already exists 10184 // on the device; we should replace it. 10185 replace = true; 10186 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10187 } 10188 } 10189 PackageSetting ps = mSettings.mPackages.get(pkgName); 10190 if (ps != null) { 10191 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10192 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10193 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10194 systemApp = (ps.pkg.applicationInfo.flags & 10195 ApplicationInfo.FLAG_SYSTEM) != 0; 10196 } 10197 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10198 } 10199 } 10200 10201 if (systemApp && onSd) { 10202 // Disable updates to system apps on sdcard 10203 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 10204 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10205 return; 10206 } 10207 10208 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10209 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10210 return; 10211 } 10212 10213 if (replace) { 10214 replacePackageLI(pkg, parseFlags, scanMode, args.user, 10215 installerPackageName, res, args.abiOverride); 10216 } else { 10217 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 10218 installerPackageName, res, args.abiOverride); 10219 } 10220 synchronized (mPackages) { 10221 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10222 if (ps != null) { 10223 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10224 } 10225 } 10226 } 10227 10228 private static boolean isForwardLocked(PackageParser.Package pkg) { 10229 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10230 } 10231 10232 10233 private boolean isForwardLocked(PackageSetting ps) { 10234 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10235 } 10236 10237 private static boolean isExternal(PackageParser.Package pkg) { 10238 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10239 } 10240 10241 private static boolean isExternal(PackageSetting ps) { 10242 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10243 } 10244 10245 private static boolean isSystemApp(PackageParser.Package pkg) { 10246 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10247 } 10248 10249 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10250 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10251 } 10252 10253 private static boolean isSystemApp(ApplicationInfo info) { 10254 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10255 } 10256 10257 private static boolean isSystemApp(PackageSetting ps) { 10258 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10259 } 10260 10261 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10262 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10263 } 10264 10265 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10266 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10267 } 10268 10269 private int packageFlagsToInstallFlags(PackageSetting ps) { 10270 int installFlags = 0; 10271 if (isExternal(ps)) { 10272 installFlags |= PackageManager.INSTALL_EXTERNAL; 10273 } 10274 if (isForwardLocked(ps)) { 10275 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10276 } 10277 return installFlags; 10278 } 10279 10280 private void deleteTempPackageFiles() { 10281 final FilenameFilter filter = new FilenameFilter() { 10282 public boolean accept(File dir, String name) { 10283 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10284 } 10285 }; 10286 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10287 file.delete(); 10288 } 10289 } 10290 10291 @Override 10292 public void deletePackageAsUser(final String packageName, 10293 final IPackageDeleteObserver observer, 10294 final int userId, final int flags) { 10295 mContext.enforceCallingOrSelfPermission( 10296 android.Manifest.permission.DELETE_PACKAGES, null); 10297 final int uid = Binder.getCallingUid(); 10298 if (UserHandle.getUserId(uid) != userId) { 10299 mContext.enforceCallingPermission( 10300 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10301 "deletePackage for user " + userId); 10302 } 10303 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10304 try { 10305 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 10306 } catch (RemoteException re) { 10307 } 10308 return; 10309 } 10310 10311 boolean blocked = false; 10312 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10313 int[] users = sUserManager.getUserIds(); 10314 for (int i = 0; i < users.length; ++i) { 10315 if (getBlockUninstallForUser(packageName, users[i])) { 10316 blocked = true; 10317 break; 10318 } 10319 } 10320 } else { 10321 blocked = getBlockUninstallForUser(packageName, userId); 10322 } 10323 if (blocked) { 10324 try { 10325 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED); 10326 } catch (RemoteException re) { 10327 } 10328 return; 10329 } 10330 10331 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10332 // Queue up an async operation since the package deletion may take a little while. 10333 mHandler.post(new Runnable() { 10334 public void run() { 10335 mHandler.removeCallbacks(this); 10336 final int returnCode = deletePackageX(packageName, userId, flags); 10337 if (observer != null) { 10338 try { 10339 observer.packageDeleted(packageName, returnCode); 10340 } catch (RemoteException e) { 10341 Log.i(TAG, "Observer no longer exists."); 10342 } //end catch 10343 } //end if 10344 } //end run 10345 }); 10346 } 10347 10348 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10349 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10350 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10351 try { 10352 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10353 || dpm.isDeviceOwner(packageName))) { 10354 return true; 10355 } 10356 } catch (RemoteException e) { 10357 } 10358 return false; 10359 } 10360 10361 /** 10362 * This method is an internal method that could be get invoked either 10363 * to delete an installed package or to clean up a failed installation. 10364 * After deleting an installed package, a broadcast is sent to notify any 10365 * listeners that the package has been installed. For cleaning up a failed 10366 * installation, the broadcast is not necessary since the package's 10367 * installation wouldn't have sent the initial broadcast either 10368 * The key steps in deleting a package are 10369 * deleting the package information in internal structures like mPackages, 10370 * deleting the packages base directories through installd 10371 * updating mSettings to reflect current status 10372 * persisting settings for later use 10373 * sending a broadcast if necessary 10374 */ 10375 private int deletePackageX(String packageName, int userId, int flags) { 10376 final PackageRemovedInfo info = new PackageRemovedInfo(); 10377 final boolean res; 10378 10379 if (isPackageDeviceAdmin(packageName, userId)) { 10380 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10381 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10382 } 10383 10384 boolean removedForAllUsers = false; 10385 boolean systemUpdate = false; 10386 10387 // for the uninstall-updates case and restricted profiles, remember the per- 10388 // userhandle installed state 10389 int[] allUsers; 10390 boolean[] perUserInstalled; 10391 synchronized (mPackages) { 10392 PackageSetting ps = mSettings.mPackages.get(packageName); 10393 allUsers = sUserManager.getUserIds(); 10394 perUserInstalled = new boolean[allUsers.length]; 10395 for (int i = 0; i < allUsers.length; i++) { 10396 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10397 } 10398 } 10399 10400 synchronized (mInstallLock) { 10401 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10402 res = deletePackageLI(packageName, 10403 (flags & PackageManager.DELETE_ALL_USERS) != 0 10404 ? UserHandle.ALL : new UserHandle(userId), 10405 true, allUsers, perUserInstalled, 10406 flags | REMOVE_CHATTY, info, true); 10407 systemUpdate = info.isRemovedPackageSystemUpdate; 10408 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10409 removedForAllUsers = true; 10410 } 10411 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10412 + " removedForAllUsers=" + removedForAllUsers); 10413 } 10414 10415 if (res) { 10416 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10417 10418 // If the removed package was a system update, the old system package 10419 // was re-enabled; we need to broadcast this information 10420 if (systemUpdate) { 10421 Bundle extras = new Bundle(1); 10422 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10423 ? info.removedAppId : info.uid); 10424 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10425 10426 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10427 extras, null, null, null); 10428 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10429 extras, null, null, null); 10430 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10431 null, packageName, null, null); 10432 } 10433 } 10434 // Force a gc here. 10435 Runtime.getRuntime().gc(); 10436 // Delete the resources here after sending the broadcast to let 10437 // other processes clean up before deleting resources. 10438 if (info.args != null) { 10439 synchronized (mInstallLock) { 10440 info.args.doPostDeleteLI(true); 10441 } 10442 } 10443 10444 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10445 } 10446 10447 static class PackageRemovedInfo { 10448 String removedPackage; 10449 int uid = -1; 10450 int removedAppId = -1; 10451 int[] removedUsers = null; 10452 boolean isRemovedPackageSystemUpdate = false; 10453 // Clean up resources deleted packages. 10454 InstallArgs args = null; 10455 10456 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10457 Bundle extras = new Bundle(1); 10458 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10459 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10460 if (replacing) { 10461 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10462 } 10463 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10464 if (removedPackage != null) { 10465 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10466 extras, null, null, removedUsers); 10467 if (fullRemove && !replacing) { 10468 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10469 extras, null, null, removedUsers); 10470 } 10471 } 10472 if (removedAppId >= 0) { 10473 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10474 removedUsers); 10475 } 10476 } 10477 } 10478 10479 /* 10480 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10481 * flag is not set, the data directory is removed as well. 10482 * make sure this flag is set for partially installed apps. If not its meaningless to 10483 * delete a partially installed application. 10484 */ 10485 private void removePackageDataLI(PackageSetting ps, 10486 int[] allUserHandles, boolean[] perUserInstalled, 10487 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10488 String packageName = ps.name; 10489 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10490 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10491 // Retrieve object to delete permissions for shared user later on 10492 final PackageSetting deletedPs; 10493 // reader 10494 synchronized (mPackages) { 10495 deletedPs = mSettings.mPackages.get(packageName); 10496 if (outInfo != null) { 10497 outInfo.removedPackage = packageName; 10498 outInfo.removedUsers = deletedPs != null 10499 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10500 : null; 10501 } 10502 } 10503 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10504 removeDataDirsLI(packageName); 10505 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10506 } 10507 // writer 10508 synchronized (mPackages) { 10509 if (deletedPs != null) { 10510 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10511 if (outInfo != null) { 10512 mSettings.mKeySetManagerService.removeAppKeySetData(packageName); 10513 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10514 } 10515 if (deletedPs != null) { 10516 updatePermissionsLPw(deletedPs.name, null, 0); 10517 if (deletedPs.sharedUser != null) { 10518 // remove permissions associated with package 10519 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10520 } 10521 } 10522 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10523 } 10524 // make sure to preserve per-user disabled state if this removal was just 10525 // a downgrade of a system app to the factory package 10526 if (allUserHandles != null && perUserInstalled != null) { 10527 if (DEBUG_REMOVE) { 10528 Slog.d(TAG, "Propagating install state across downgrade"); 10529 } 10530 for (int i = 0; i < allUserHandles.length; i++) { 10531 if (DEBUG_REMOVE) { 10532 Slog.d(TAG, " user " + allUserHandles[i] 10533 + " => " + perUserInstalled[i]); 10534 } 10535 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10536 } 10537 } 10538 } 10539 // can downgrade to reader 10540 if (writeSettings) { 10541 // Save settings now 10542 mSettings.writeLPr(); 10543 } 10544 } 10545 if (outInfo != null) { 10546 // A user ID was deleted here. Go through all users and remove it 10547 // from KeyStore. 10548 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10549 } 10550 } 10551 10552 static boolean locationIsPrivileged(File path) { 10553 try { 10554 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10555 .getCanonicalPath(); 10556 return path.getCanonicalPath().startsWith(privilegedAppDir); 10557 } catch (IOException e) { 10558 Slog.e(TAG, "Unable to access code path " + path); 10559 } 10560 return false; 10561 } 10562 10563 /* 10564 * Tries to delete system package. 10565 */ 10566 private boolean deleteSystemPackageLI(PackageSetting newPs, 10567 int[] allUserHandles, boolean[] perUserInstalled, 10568 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10569 final boolean applyUserRestrictions 10570 = (allUserHandles != null) && (perUserInstalled != null); 10571 PackageSetting disabledPs = null; 10572 // Confirm if the system package has been updated 10573 // An updated system app can be deleted. This will also have to restore 10574 // the system pkg from system partition 10575 // reader 10576 synchronized (mPackages) { 10577 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10578 } 10579 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10580 + " disabledPs=" + disabledPs); 10581 if (disabledPs == null) { 10582 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10583 return false; 10584 } else if (DEBUG_REMOVE) { 10585 Slog.d(TAG, "Deleting system pkg from data partition"); 10586 } 10587 if (DEBUG_REMOVE) { 10588 if (applyUserRestrictions) { 10589 Slog.d(TAG, "Remembering install states:"); 10590 for (int i = 0; i < allUserHandles.length; i++) { 10591 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10592 } 10593 } 10594 } 10595 // Delete the updated package 10596 outInfo.isRemovedPackageSystemUpdate = true; 10597 if (disabledPs.versionCode < newPs.versionCode) { 10598 // Delete data for downgrades 10599 flags &= ~PackageManager.DELETE_KEEP_DATA; 10600 } else { 10601 // Preserve data by setting flag 10602 flags |= PackageManager.DELETE_KEEP_DATA; 10603 } 10604 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10605 allUserHandles, perUserInstalled, outInfo, writeSettings); 10606 if (!ret) { 10607 return false; 10608 } 10609 // writer 10610 synchronized (mPackages) { 10611 // Reinstate the old system package 10612 mSettings.enableSystemPackageLPw(newPs.name); 10613 // Remove any native libraries from the upgraded package. 10614 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 10615 } 10616 // Install the system package 10617 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10618 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10619 if (locationIsPrivileged(disabledPs.codePath)) { 10620 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10621 } 10622 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 10623 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null, null); 10624 10625 if (newPkg == null) { 10626 Slog.w(TAG, "Failed to restore system package:" + newPs.name 10627 + " with error:" + mLastScanError); 10628 return false; 10629 } 10630 // writer 10631 synchronized (mPackages) { 10632 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10633 setInternalAppNativeLibraryPath(newPkg, ps); 10634 updatePermissionsLPw(newPkg.packageName, newPkg, 10635 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10636 if (applyUserRestrictions) { 10637 if (DEBUG_REMOVE) { 10638 Slog.d(TAG, "Propagating install state across reinstall"); 10639 } 10640 for (int i = 0; i < allUserHandles.length; i++) { 10641 if (DEBUG_REMOVE) { 10642 Slog.d(TAG, " user " + allUserHandles[i] 10643 + " => " + perUserInstalled[i]); 10644 } 10645 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10646 } 10647 // Regardless of writeSettings we need to ensure that this restriction 10648 // state propagation is persisted 10649 mSettings.writeAllUsersPackageRestrictionsLPr(); 10650 } 10651 // can downgrade to reader here 10652 if (writeSettings) { 10653 mSettings.writeLPr(); 10654 } 10655 } 10656 return true; 10657 } 10658 10659 private boolean deleteInstalledPackageLI(PackageSetting ps, 10660 boolean deleteCodeAndResources, int flags, 10661 int[] allUserHandles, boolean[] perUserInstalled, 10662 PackageRemovedInfo outInfo, boolean writeSettings) { 10663 if (outInfo != null) { 10664 outInfo.uid = ps.appId; 10665 } 10666 10667 // Delete package data from internal structures and also remove data if flag is set 10668 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10669 10670 // Delete application code and resources 10671 if (deleteCodeAndResources && (outInfo != null)) { 10672 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10673 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString, 10674 getAppInstructionSetFromSettings(ps)); 10675 } 10676 return true; 10677 } 10678 10679 @Override 10680 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10681 int userId) { 10682 mContext.enforceCallingOrSelfPermission( 10683 android.Manifest.permission.DELETE_PACKAGES, null); 10684 synchronized (mPackages) { 10685 PackageSetting ps = mSettings.mPackages.get(packageName); 10686 if (ps == null) { 10687 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10688 return false; 10689 } 10690 if (!ps.getInstalled(userId)) { 10691 // Can't block uninstall for an app that is not installed or enabled. 10692 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10693 return false; 10694 } 10695 ps.setBlockUninstall(blockUninstall, userId); 10696 mSettings.writePackageRestrictionsLPr(userId); 10697 } 10698 return true; 10699 } 10700 10701 @Override 10702 public boolean getBlockUninstallForUser(String packageName, int userId) { 10703 synchronized (mPackages) { 10704 PackageSetting ps = mSettings.mPackages.get(packageName); 10705 if (ps == null) { 10706 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10707 return false; 10708 } 10709 return ps.getBlockUninstall(userId); 10710 } 10711 } 10712 10713 /* 10714 * This method handles package deletion in general 10715 */ 10716 private boolean deletePackageLI(String packageName, UserHandle user, 10717 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10718 int flags, PackageRemovedInfo outInfo, 10719 boolean writeSettings) { 10720 if (packageName == null) { 10721 Slog.w(TAG, "Attempt to delete null packageName."); 10722 return false; 10723 } 10724 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10725 PackageSetting ps; 10726 boolean dataOnly = false; 10727 int removeUser = -1; 10728 int appId = -1; 10729 synchronized (mPackages) { 10730 ps = mSettings.mPackages.get(packageName); 10731 if (ps == null) { 10732 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10733 return false; 10734 } 10735 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10736 && user.getIdentifier() != UserHandle.USER_ALL) { 10737 // The caller is asking that the package only be deleted for a single 10738 // user. To do this, we just mark its uninstalled state and delete 10739 // its data. If this is a system app, we only allow this to happen if 10740 // they have set the special DELETE_SYSTEM_APP which requests different 10741 // semantics than normal for uninstalling system apps. 10742 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10743 ps.setUserState(user.getIdentifier(), 10744 COMPONENT_ENABLED_STATE_DEFAULT, 10745 false, //installed 10746 true, //stopped 10747 true, //notLaunched 10748 false, //blocked 10749 null, null, null, 10750 false // blockUninstall 10751 ); 10752 if (!isSystemApp(ps)) { 10753 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10754 // Other user still have this package installed, so all 10755 // we need to do is clear this user's data and save that 10756 // it is uninstalled. 10757 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10758 removeUser = user.getIdentifier(); 10759 appId = ps.appId; 10760 mSettings.writePackageRestrictionsLPr(removeUser); 10761 } else { 10762 // We need to set it back to 'installed' so the uninstall 10763 // broadcasts will be sent correctly. 10764 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10765 ps.setInstalled(true, user.getIdentifier()); 10766 } 10767 } else { 10768 // This is a system app, so we assume that the 10769 // other users still have this package installed, so all 10770 // we need to do is clear this user's data and save that 10771 // it is uninstalled. 10772 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10773 removeUser = user.getIdentifier(); 10774 appId = ps.appId; 10775 mSettings.writePackageRestrictionsLPr(removeUser); 10776 } 10777 } 10778 } 10779 10780 if (removeUser >= 0) { 10781 // From above, we determined that we are deleting this only 10782 // for a single user. Continue the work here. 10783 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10784 if (outInfo != null) { 10785 outInfo.removedPackage = packageName; 10786 outInfo.removedAppId = appId; 10787 outInfo.removedUsers = new int[] {removeUser}; 10788 } 10789 mInstaller.clearUserData(packageName, removeUser); 10790 removeKeystoreDataIfNeeded(removeUser, appId); 10791 schedulePackageCleaning(packageName, removeUser, false); 10792 return true; 10793 } 10794 10795 if (dataOnly) { 10796 // Delete application data first 10797 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10798 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10799 return true; 10800 } 10801 10802 boolean ret = false; 10803 if (isSystemApp(ps)) { 10804 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10805 // When an updated system application is deleted we delete the existing resources as well and 10806 // fall back to existing code in system partition 10807 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10808 flags, outInfo, writeSettings); 10809 } else { 10810 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10811 // Kill application pre-emptively especially for apps on sd. 10812 killApplication(packageName, ps.appId, "uninstall pkg"); 10813 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10814 allUserHandles, perUserInstalled, 10815 outInfo, writeSettings); 10816 } 10817 10818 return ret; 10819 } 10820 10821 private final class ClearStorageConnection implements ServiceConnection { 10822 IMediaContainerService mContainerService; 10823 10824 @Override 10825 public void onServiceConnected(ComponentName name, IBinder service) { 10826 synchronized (this) { 10827 mContainerService = IMediaContainerService.Stub.asInterface(service); 10828 notifyAll(); 10829 } 10830 } 10831 10832 @Override 10833 public void onServiceDisconnected(ComponentName name) { 10834 } 10835 } 10836 10837 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10838 final boolean mounted; 10839 if (Environment.isExternalStorageEmulated()) { 10840 mounted = true; 10841 } else { 10842 final String status = Environment.getExternalStorageState(); 10843 10844 mounted = status.equals(Environment.MEDIA_MOUNTED) 10845 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10846 } 10847 10848 if (!mounted) { 10849 return; 10850 } 10851 10852 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10853 int[] users; 10854 if (userId == UserHandle.USER_ALL) { 10855 users = sUserManager.getUserIds(); 10856 } else { 10857 users = new int[] { userId }; 10858 } 10859 final ClearStorageConnection conn = new ClearStorageConnection(); 10860 if (mContext.bindServiceAsUser( 10861 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10862 try { 10863 for (int curUser : users) { 10864 long timeout = SystemClock.uptimeMillis() + 5000; 10865 synchronized (conn) { 10866 long now = SystemClock.uptimeMillis(); 10867 while (conn.mContainerService == null && now < timeout) { 10868 try { 10869 conn.wait(timeout - now); 10870 } catch (InterruptedException e) { 10871 } 10872 } 10873 } 10874 if (conn.mContainerService == null) { 10875 return; 10876 } 10877 10878 final UserEnvironment userEnv = new UserEnvironment(curUser); 10879 clearDirectory(conn.mContainerService, 10880 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10881 if (allData) { 10882 clearDirectory(conn.mContainerService, 10883 userEnv.buildExternalStorageAppDataDirs(packageName)); 10884 clearDirectory(conn.mContainerService, 10885 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10886 } 10887 } 10888 } finally { 10889 mContext.unbindService(conn); 10890 } 10891 } 10892 } 10893 10894 @Override 10895 public void clearApplicationUserData(final String packageName, 10896 final IPackageDataObserver observer, final int userId) { 10897 mContext.enforceCallingOrSelfPermission( 10898 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10899 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 10900 // Queue up an async operation since the package deletion may take a little while. 10901 mHandler.post(new Runnable() { 10902 public void run() { 10903 mHandler.removeCallbacks(this); 10904 final boolean succeeded; 10905 synchronized (mInstallLock) { 10906 succeeded = clearApplicationUserDataLI(packageName, userId); 10907 } 10908 clearExternalStorageDataSync(packageName, userId, true); 10909 if (succeeded) { 10910 // invoke DeviceStorageMonitor's update method to clear any notifications 10911 DeviceStorageMonitorInternal 10912 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 10913 if (dsm != null) { 10914 dsm.checkMemory(); 10915 } 10916 } 10917 if(observer != null) { 10918 try { 10919 observer.onRemoveCompleted(packageName, succeeded); 10920 } catch (RemoteException e) { 10921 Log.i(TAG, "Observer no longer exists."); 10922 } 10923 } //end if observer 10924 } //end run 10925 }); 10926 } 10927 10928 private boolean clearApplicationUserDataLI(String packageName, int userId) { 10929 if (packageName == null) { 10930 Slog.w(TAG, "Attempt to delete null packageName."); 10931 return false; 10932 } 10933 PackageParser.Package p; 10934 boolean dataOnly = false; 10935 final int appId; 10936 synchronized (mPackages) { 10937 p = mPackages.get(packageName); 10938 if (p == null) { 10939 dataOnly = true; 10940 PackageSetting ps = mSettings.mPackages.get(packageName); 10941 if ((ps == null) || (ps.pkg == null)) { 10942 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10943 return false; 10944 } 10945 p = ps.pkg; 10946 } 10947 if (!dataOnly) { 10948 // need to check this only for fully installed applications 10949 if (p == null) { 10950 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10951 return false; 10952 } 10953 final ApplicationInfo applicationInfo = p.applicationInfo; 10954 if (applicationInfo == null) { 10955 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10956 return false; 10957 } 10958 } 10959 if (p != null && p.applicationInfo != null) { 10960 appId = p.applicationInfo.uid; 10961 } else { 10962 appId = -1; 10963 } 10964 } 10965 int retCode = mInstaller.clearUserData(packageName, userId); 10966 if (retCode < 0) { 10967 Slog.w(TAG, "Couldn't remove cache files for package: " 10968 + packageName); 10969 return false; 10970 } 10971 removeKeystoreDataIfNeeded(userId, appId); 10972 return true; 10973 } 10974 10975 /** 10976 * Remove entries from the keystore daemon. Will only remove it if the 10977 * {@code appId} is valid. 10978 */ 10979 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 10980 if (appId < 0) { 10981 return; 10982 } 10983 10984 final KeyStore keyStore = KeyStore.getInstance(); 10985 if (keyStore != null) { 10986 if (userId == UserHandle.USER_ALL) { 10987 for (final int individual : sUserManager.getUserIds()) { 10988 keyStore.clearUid(UserHandle.getUid(individual, appId)); 10989 } 10990 } else { 10991 keyStore.clearUid(UserHandle.getUid(userId, appId)); 10992 } 10993 } else { 10994 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 10995 } 10996 } 10997 10998 @Override 10999 public void deleteApplicationCacheFiles(final String packageName, 11000 final IPackageDataObserver observer) { 11001 mContext.enforceCallingOrSelfPermission( 11002 android.Manifest.permission.DELETE_CACHE_FILES, null); 11003 // Queue up an async operation since the package deletion may take a little while. 11004 final int userId = UserHandle.getCallingUserId(); 11005 mHandler.post(new Runnable() { 11006 public void run() { 11007 mHandler.removeCallbacks(this); 11008 final boolean succeded; 11009 synchronized (mInstallLock) { 11010 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11011 } 11012 clearExternalStorageDataSync(packageName, userId, false); 11013 if(observer != null) { 11014 try { 11015 observer.onRemoveCompleted(packageName, succeded); 11016 } catch (RemoteException e) { 11017 Log.i(TAG, "Observer no longer exists."); 11018 } 11019 } //end if observer 11020 } //end run 11021 }); 11022 } 11023 11024 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11025 if (packageName == null) { 11026 Slog.w(TAG, "Attempt to delete null packageName."); 11027 return false; 11028 } 11029 PackageParser.Package p; 11030 synchronized (mPackages) { 11031 p = mPackages.get(packageName); 11032 } 11033 if (p == null) { 11034 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11035 return false; 11036 } 11037 final ApplicationInfo applicationInfo = p.applicationInfo; 11038 if (applicationInfo == null) { 11039 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11040 return false; 11041 } 11042 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11043 if (retCode < 0) { 11044 Slog.w(TAG, "Couldn't remove cache files for package: " 11045 + packageName + " u" + userId); 11046 return false; 11047 } 11048 return true; 11049 } 11050 11051 @Override 11052 public void getPackageSizeInfo(final String packageName, int userHandle, 11053 final IPackageStatsObserver observer) { 11054 mContext.enforceCallingOrSelfPermission( 11055 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11056 if (packageName == null) { 11057 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11058 } 11059 11060 PackageStats stats = new PackageStats(packageName, userHandle); 11061 11062 /* 11063 * Queue up an async operation since the package measurement may take a 11064 * little while. 11065 */ 11066 Message msg = mHandler.obtainMessage(INIT_COPY); 11067 msg.obj = new MeasureParams(stats, observer); 11068 mHandler.sendMessage(msg); 11069 } 11070 11071 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11072 PackageStats pStats) { 11073 if (packageName == null) { 11074 Slog.w(TAG, "Attempt to get size of null packageName."); 11075 return false; 11076 } 11077 PackageParser.Package p; 11078 boolean dataOnly = false; 11079 String libDirPath = null; 11080 String asecPath = null; 11081 PackageSetting ps = null; 11082 synchronized (mPackages) { 11083 p = mPackages.get(packageName); 11084 ps = mSettings.mPackages.get(packageName); 11085 if(p == null) { 11086 dataOnly = true; 11087 if((ps == null) || (ps.pkg == null)) { 11088 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11089 return false; 11090 } 11091 p = ps.pkg; 11092 } 11093 if (ps != null) { 11094 libDirPath = ps.nativeLibraryPathString; 11095 } 11096 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11097 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11098 if (secureContainerId != null) { 11099 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11100 } 11101 } 11102 } 11103 String publicSrcDir = null; 11104 if(!dataOnly) { 11105 final ApplicationInfo applicationInfo = p.applicationInfo; 11106 if (applicationInfo == null) { 11107 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11108 return false; 11109 } 11110 if (isForwardLocked(p)) { 11111 publicSrcDir = applicationInfo.getBaseResourcePath(); 11112 } 11113 } 11114 // TODO: extend to measure size of split APKs 11115 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirPath, 11116 publicSrcDir, asecPath, getAppInstructionSetFromSettings(ps), 11117 pStats); 11118 if (res < 0) { 11119 return false; 11120 } 11121 11122 // Fix-up for forward-locked applications in ASEC containers. 11123 if (!isExternal(p)) { 11124 pStats.codeSize += pStats.externalCodeSize; 11125 pStats.externalCodeSize = 0L; 11126 } 11127 11128 return true; 11129 } 11130 11131 11132 @Override 11133 public void addPackageToPreferred(String packageName) { 11134 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11135 } 11136 11137 @Override 11138 public void removePackageFromPreferred(String packageName) { 11139 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11140 } 11141 11142 @Override 11143 public List<PackageInfo> getPreferredPackages(int flags) { 11144 return new ArrayList<PackageInfo>(); 11145 } 11146 11147 private int getUidTargetSdkVersionLockedLPr(int uid) { 11148 Object obj = mSettings.getUserIdLPr(uid); 11149 if (obj instanceof SharedUserSetting) { 11150 final SharedUserSetting sus = (SharedUserSetting) obj; 11151 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11152 final Iterator<PackageSetting> it = sus.packages.iterator(); 11153 while (it.hasNext()) { 11154 final PackageSetting ps = it.next(); 11155 if (ps.pkg != null) { 11156 int v = ps.pkg.applicationInfo.targetSdkVersion; 11157 if (v < vers) vers = v; 11158 } 11159 } 11160 return vers; 11161 } else if (obj instanceof PackageSetting) { 11162 final PackageSetting ps = (PackageSetting) obj; 11163 if (ps.pkg != null) { 11164 return ps.pkg.applicationInfo.targetSdkVersion; 11165 } 11166 } 11167 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11168 } 11169 11170 @Override 11171 public void addPreferredActivity(IntentFilter filter, int match, 11172 ComponentName[] set, ComponentName activity, int userId) { 11173 addPreferredActivityInternal(filter, match, set, activity, true, userId); 11174 } 11175 11176 private void addPreferredActivityInternal(IntentFilter filter, int match, 11177 ComponentName[] set, ComponentName activity, boolean always, int userId) { 11178 // writer 11179 int callingUid = Binder.getCallingUid(); 11180 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11181 if (filter.countActions() == 0) { 11182 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11183 return; 11184 } 11185 synchronized (mPackages) { 11186 if (mContext.checkCallingOrSelfPermission( 11187 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11188 != PackageManager.PERMISSION_GRANTED) { 11189 if (getUidTargetSdkVersionLockedLPr(callingUid) 11190 < Build.VERSION_CODES.FROYO) { 11191 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11192 + callingUid); 11193 return; 11194 } 11195 mContext.enforceCallingOrSelfPermission( 11196 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11197 } 11198 11199 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 11200 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11201 mSettings.editPreferredActivitiesLPw(userId).addFilter( 11202 new PreferredActivity(filter, match, set, activity, always)); 11203 mSettings.writePackageRestrictionsLPr(userId); 11204 } 11205 } 11206 11207 @Override 11208 public void replacePreferredActivity(IntentFilter filter, int match, 11209 ComponentName[] set, ComponentName activity) { 11210 if (filter.countActions() != 1) { 11211 throw new IllegalArgumentException( 11212 "replacePreferredActivity expects filter to have only 1 action."); 11213 } 11214 if (filter.countDataAuthorities() != 0 11215 || filter.countDataPaths() != 0 11216 || filter.countDataSchemes() > 1 11217 || filter.countDataTypes() != 0) { 11218 throw new IllegalArgumentException( 11219 "replacePreferredActivity expects filter to have no data authorities, " + 11220 "paths, or types; and at most one scheme."); 11221 } 11222 synchronized (mPackages) { 11223 if (mContext.checkCallingOrSelfPermission( 11224 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11225 != PackageManager.PERMISSION_GRANTED) { 11226 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11227 < Build.VERSION_CODES.FROYO) { 11228 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11229 + Binder.getCallingUid()); 11230 return; 11231 } 11232 mContext.enforceCallingOrSelfPermission( 11233 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11234 } 11235 11236 final int callingUserId = UserHandle.getCallingUserId(); 11237 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 11238 if (pir != null) { 11239 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 11240 if (filter.countDataSchemes() == 1) { 11241 Uri.Builder builder = new Uri.Builder(); 11242 builder.scheme(filter.getDataScheme(0)); 11243 intent.setData(builder.build()); 11244 } 11245 List<PreferredActivity> matches = pir.queryIntent( 11246 intent, null, true, callingUserId); 11247 if (DEBUG_PREFERRED) { 11248 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 11249 } 11250 for (int i = 0; i < matches.size(); i++) { 11251 PreferredActivity pa = matches.get(i); 11252 if (DEBUG_PREFERRED) { 11253 Slog.i(TAG, "Removing preferred activity " 11254 + pa.mPref.mComponent + ":"); 11255 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11256 } 11257 pir.removeFilter(pa); 11258 } 11259 } 11260 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 11261 } 11262 } 11263 11264 @Override 11265 public void clearPackagePreferredActivities(String packageName) { 11266 final int uid = Binder.getCallingUid(); 11267 // writer 11268 synchronized (mPackages) { 11269 PackageParser.Package pkg = mPackages.get(packageName); 11270 if (pkg == null || pkg.applicationInfo.uid != uid) { 11271 if (mContext.checkCallingOrSelfPermission( 11272 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11273 != PackageManager.PERMISSION_GRANTED) { 11274 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11275 < Build.VERSION_CODES.FROYO) { 11276 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11277 + Binder.getCallingUid()); 11278 return; 11279 } 11280 mContext.enforceCallingOrSelfPermission( 11281 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11282 } 11283 } 11284 11285 int user = UserHandle.getCallingUserId(); 11286 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11287 mSettings.writePackageRestrictionsLPr(user); 11288 scheduleWriteSettingsLocked(); 11289 } 11290 } 11291 } 11292 11293 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11294 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11295 ArrayList<PreferredActivity> removed = null; 11296 boolean changed = false; 11297 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11298 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11299 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11300 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11301 continue; 11302 } 11303 Iterator<PreferredActivity> it = pir.filterIterator(); 11304 while (it.hasNext()) { 11305 PreferredActivity pa = it.next(); 11306 // Mark entry for removal only if it matches the package name 11307 // and the entry is of type "always". 11308 if (packageName == null || 11309 (pa.mPref.mComponent.getPackageName().equals(packageName) 11310 && pa.mPref.mAlways)) { 11311 if (removed == null) { 11312 removed = new ArrayList<PreferredActivity>(); 11313 } 11314 removed.add(pa); 11315 } 11316 } 11317 if (removed != null) { 11318 for (int j=0; j<removed.size(); j++) { 11319 PreferredActivity pa = removed.get(j); 11320 pir.removeFilter(pa); 11321 } 11322 changed = true; 11323 } 11324 } 11325 return changed; 11326 } 11327 11328 @Override 11329 public void resetPreferredActivities(int userId) { 11330 mContext.enforceCallingOrSelfPermission( 11331 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11332 // writer 11333 synchronized (mPackages) { 11334 int user = UserHandle.getCallingUserId(); 11335 clearPackagePreferredActivitiesLPw(null, user); 11336 mSettings.readDefaultPreferredAppsLPw(this, user); 11337 mSettings.writePackageRestrictionsLPr(user); 11338 scheduleWriteSettingsLocked(); 11339 } 11340 } 11341 11342 @Override 11343 public int getPreferredActivities(List<IntentFilter> outFilters, 11344 List<ComponentName> outActivities, String packageName) { 11345 11346 int num = 0; 11347 final int userId = UserHandle.getCallingUserId(); 11348 // reader 11349 synchronized (mPackages) { 11350 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11351 if (pir != null) { 11352 final Iterator<PreferredActivity> it = pir.filterIterator(); 11353 while (it.hasNext()) { 11354 final PreferredActivity pa = it.next(); 11355 if (packageName == null 11356 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11357 && pa.mPref.mAlways)) { 11358 if (outFilters != null) { 11359 outFilters.add(new IntentFilter(pa)); 11360 } 11361 if (outActivities != null) { 11362 outActivities.add(pa.mPref.mComponent); 11363 } 11364 } 11365 } 11366 } 11367 } 11368 11369 return num; 11370 } 11371 11372 @Override 11373 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11374 int userId) { 11375 int callingUid = Binder.getCallingUid(); 11376 if (callingUid != Process.SYSTEM_UID) { 11377 throw new SecurityException( 11378 "addPersistentPreferredActivity can only be run by the system"); 11379 } 11380 if (filter.countActions() == 0) { 11381 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11382 return; 11383 } 11384 synchronized (mPackages) { 11385 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11386 " :"); 11387 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11388 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11389 new PersistentPreferredActivity(filter, activity)); 11390 mSettings.writePackageRestrictionsLPr(userId); 11391 } 11392 } 11393 11394 @Override 11395 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11396 int callingUid = Binder.getCallingUid(); 11397 if (callingUid != Process.SYSTEM_UID) { 11398 throw new SecurityException( 11399 "clearPackagePersistentPreferredActivities can only be run by the system"); 11400 } 11401 ArrayList<PersistentPreferredActivity> removed = null; 11402 boolean changed = false; 11403 synchronized (mPackages) { 11404 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11405 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11406 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11407 .valueAt(i); 11408 if (userId != thisUserId) { 11409 continue; 11410 } 11411 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11412 while (it.hasNext()) { 11413 PersistentPreferredActivity ppa = it.next(); 11414 // Mark entry for removal only if it matches the package name. 11415 if (ppa.mComponent.getPackageName().equals(packageName)) { 11416 if (removed == null) { 11417 removed = new ArrayList<PersistentPreferredActivity>(); 11418 } 11419 removed.add(ppa); 11420 } 11421 } 11422 if (removed != null) { 11423 for (int j=0; j<removed.size(); j++) { 11424 PersistentPreferredActivity ppa = removed.get(j); 11425 ppir.removeFilter(ppa); 11426 } 11427 changed = true; 11428 } 11429 } 11430 11431 if (changed) { 11432 mSettings.writePackageRestrictionsLPr(userId); 11433 } 11434 } 11435 } 11436 11437 @Override 11438 public void addCrossProfileIntentFilter(IntentFilter intentFilter, int sourceUserId, 11439 int targetUserId, int flags) { 11440 mContext.enforceCallingOrSelfPermission( 11441 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11442 if (intentFilter.countActions() == 0) { 11443 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11444 return; 11445 } 11446 synchronized (mPackages) { 11447 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11448 targetUserId, flags); 11449 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11450 mSettings.writePackageRestrictionsLPr(sourceUserId); 11451 } 11452 } 11453 11454 public void addCrossProfileIntentsForPackage(String packageName, 11455 int sourceUserId, int targetUserId) { 11456 mContext.enforceCallingOrSelfPermission( 11457 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11458 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11459 mSettings.writePackageRestrictionsLPr(sourceUserId); 11460 } 11461 11462 public void removeCrossProfileIntentsForPackage(String packageName, 11463 int sourceUserId, int targetUserId) { 11464 mContext.enforceCallingOrSelfPermission( 11465 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11466 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11467 mSettings.writePackageRestrictionsLPr(sourceUserId); 11468 } 11469 11470 @Override 11471 public void clearCrossProfileIntentFilters(int sourceUserId) { 11472 mContext.enforceCallingOrSelfPermission( 11473 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11474 synchronized (mPackages) { 11475 CrossProfileIntentResolver resolver = 11476 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11477 HashSet<CrossProfileIntentFilter> set = 11478 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11479 for (CrossProfileIntentFilter filter : set) { 11480 if ((filter.getFlags() & PackageManager.SET_BY_PROFILE_OWNER) != 0) { 11481 resolver.removeFilter(filter); 11482 } 11483 } 11484 mSettings.writePackageRestrictionsLPr(sourceUserId); 11485 } 11486 } 11487 11488 @Override 11489 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11490 Intent intent = new Intent(Intent.ACTION_MAIN); 11491 intent.addCategory(Intent.CATEGORY_HOME); 11492 11493 final int callingUserId = UserHandle.getCallingUserId(); 11494 List<ResolveInfo> list = queryIntentActivities(intent, null, 11495 PackageManager.GET_META_DATA, callingUserId); 11496 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11497 true, false, false, callingUserId); 11498 11499 allHomeCandidates.clear(); 11500 if (list != null) { 11501 for (ResolveInfo ri : list) { 11502 allHomeCandidates.add(ri); 11503 } 11504 } 11505 return (preferred == null || preferred.activityInfo == null) 11506 ? null 11507 : new ComponentName(preferred.activityInfo.packageName, 11508 preferred.activityInfo.name); 11509 } 11510 11511 @Override 11512 public void setApplicationEnabledSetting(String appPackageName, 11513 int newState, int flags, int userId, String callingPackage) { 11514 if (!sUserManager.exists(userId)) return; 11515 if (callingPackage == null) { 11516 callingPackage = Integer.toString(Binder.getCallingUid()); 11517 } 11518 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11519 } 11520 11521 @Override 11522 public void setComponentEnabledSetting(ComponentName componentName, 11523 int newState, int flags, int userId) { 11524 if (!sUserManager.exists(userId)) return; 11525 setEnabledSetting(componentName.getPackageName(), 11526 componentName.getClassName(), newState, flags, userId, null); 11527 } 11528 11529 private void setEnabledSetting(final String packageName, String className, int newState, 11530 final int flags, int userId, String callingPackage) { 11531 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11532 || newState == COMPONENT_ENABLED_STATE_ENABLED 11533 || newState == COMPONENT_ENABLED_STATE_DISABLED 11534 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11535 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11536 throw new IllegalArgumentException("Invalid new component state: " 11537 + newState); 11538 } 11539 PackageSetting pkgSetting; 11540 final int uid = Binder.getCallingUid(); 11541 final int permission = mContext.checkCallingOrSelfPermission( 11542 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11543 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11544 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11545 boolean sendNow = false; 11546 boolean isApp = (className == null); 11547 String componentName = isApp ? packageName : className; 11548 int packageUid = -1; 11549 ArrayList<String> components; 11550 11551 // writer 11552 synchronized (mPackages) { 11553 pkgSetting = mSettings.mPackages.get(packageName); 11554 if (pkgSetting == null) { 11555 if (className == null) { 11556 throw new IllegalArgumentException( 11557 "Unknown package: " + packageName); 11558 } 11559 throw new IllegalArgumentException( 11560 "Unknown component: " + packageName 11561 + "/" + className); 11562 } 11563 // Allow root and verify that userId is not being specified by a different user 11564 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11565 throw new SecurityException( 11566 "Permission Denial: attempt to change component state from pid=" 11567 + Binder.getCallingPid() 11568 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11569 } 11570 if (className == null) { 11571 // We're dealing with an application/package level state change 11572 if (pkgSetting.getEnabled(userId) == newState) { 11573 // Nothing to do 11574 return; 11575 } 11576 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11577 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11578 // Don't care about who enables an app. 11579 callingPackage = null; 11580 } 11581 pkgSetting.setEnabled(newState, userId, callingPackage); 11582 // pkgSetting.pkg.mSetEnabled = newState; 11583 } else { 11584 // We're dealing with a component level state change 11585 // First, verify that this is a valid class name. 11586 PackageParser.Package pkg = pkgSetting.pkg; 11587 if (pkg == null || !pkg.hasComponentClassName(className)) { 11588 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11589 throw new IllegalArgumentException("Component class " + className 11590 + " does not exist in " + packageName); 11591 } else { 11592 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11593 + className + " does not exist in " + packageName); 11594 } 11595 } 11596 switch (newState) { 11597 case COMPONENT_ENABLED_STATE_ENABLED: 11598 if (!pkgSetting.enableComponentLPw(className, userId)) { 11599 return; 11600 } 11601 break; 11602 case COMPONENT_ENABLED_STATE_DISABLED: 11603 if (!pkgSetting.disableComponentLPw(className, userId)) { 11604 return; 11605 } 11606 break; 11607 case COMPONENT_ENABLED_STATE_DEFAULT: 11608 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11609 return; 11610 } 11611 break; 11612 default: 11613 Slog.e(TAG, "Invalid new component state: " + newState); 11614 return; 11615 } 11616 } 11617 mSettings.writePackageRestrictionsLPr(userId); 11618 components = mPendingBroadcasts.get(userId, packageName); 11619 final boolean newPackage = components == null; 11620 if (newPackage) { 11621 components = new ArrayList<String>(); 11622 } 11623 if (!components.contains(componentName)) { 11624 components.add(componentName); 11625 } 11626 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11627 sendNow = true; 11628 // Purge entry from pending broadcast list if another one exists already 11629 // since we are sending one right away. 11630 mPendingBroadcasts.remove(userId, packageName); 11631 } else { 11632 if (newPackage) { 11633 mPendingBroadcasts.put(userId, packageName, components); 11634 } 11635 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11636 // Schedule a message 11637 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11638 } 11639 } 11640 } 11641 11642 long callingId = Binder.clearCallingIdentity(); 11643 try { 11644 if (sendNow) { 11645 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11646 sendPackageChangedBroadcast(packageName, 11647 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11648 } 11649 } finally { 11650 Binder.restoreCallingIdentity(callingId); 11651 } 11652 } 11653 11654 private void sendPackageChangedBroadcast(String packageName, 11655 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11656 if (DEBUG_INSTALL) 11657 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11658 + componentNames); 11659 Bundle extras = new Bundle(4); 11660 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11661 String nameList[] = new String[componentNames.size()]; 11662 componentNames.toArray(nameList); 11663 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11664 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11665 extras.putInt(Intent.EXTRA_UID, packageUid); 11666 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11667 new int[] {UserHandle.getUserId(packageUid)}); 11668 } 11669 11670 @Override 11671 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11672 if (!sUserManager.exists(userId)) return; 11673 final int uid = Binder.getCallingUid(); 11674 final int permission = mContext.checkCallingOrSelfPermission( 11675 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11676 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11677 enforceCrossUserPermission(uid, userId, true, "stop package"); 11678 // writer 11679 synchronized (mPackages) { 11680 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11681 uid, userId)) { 11682 scheduleWritePackageRestrictionsLocked(userId); 11683 } 11684 } 11685 } 11686 11687 @Override 11688 public String getInstallerPackageName(String packageName) { 11689 // reader 11690 synchronized (mPackages) { 11691 return mSettings.getInstallerPackageNameLPr(packageName); 11692 } 11693 } 11694 11695 @Override 11696 public int getApplicationEnabledSetting(String packageName, int userId) { 11697 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11698 int uid = Binder.getCallingUid(); 11699 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11700 // reader 11701 synchronized (mPackages) { 11702 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11703 } 11704 } 11705 11706 @Override 11707 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11708 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11709 int uid = Binder.getCallingUid(); 11710 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11711 // reader 11712 synchronized (mPackages) { 11713 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11714 } 11715 } 11716 11717 @Override 11718 public void enterSafeMode() { 11719 enforceSystemOrRoot("Only the system can request entering safe mode"); 11720 11721 if (!mSystemReady) { 11722 mSafeMode = true; 11723 } 11724 } 11725 11726 @Override 11727 public void systemReady() { 11728 mSystemReady = true; 11729 11730 // Read the compatibilty setting when the system is ready. 11731 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11732 mContext.getContentResolver(), 11733 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11734 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11735 if (DEBUG_SETTINGS) { 11736 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11737 } 11738 11739 synchronized (mPackages) { 11740 // Verify that all of the preferred activity components actually 11741 // exist. It is possible for applications to be updated and at 11742 // that point remove a previously declared activity component that 11743 // had been set as a preferred activity. We try to clean this up 11744 // the next time we encounter that preferred activity, but it is 11745 // possible for the user flow to never be able to return to that 11746 // situation so here we do a sanity check to make sure we haven't 11747 // left any junk around. 11748 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11749 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11750 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11751 removed.clear(); 11752 for (PreferredActivity pa : pir.filterSet()) { 11753 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11754 removed.add(pa); 11755 } 11756 } 11757 if (removed.size() > 0) { 11758 for (int r=0; r<removed.size(); r++) { 11759 PreferredActivity pa = removed.get(r); 11760 Slog.w(TAG, "Removing dangling preferred activity: " 11761 + pa.mPref.mComponent); 11762 pir.removeFilter(pa); 11763 } 11764 mSettings.writePackageRestrictionsLPr( 11765 mSettings.mPreferredActivities.keyAt(i)); 11766 } 11767 } 11768 } 11769 sUserManager.systemReady(); 11770 } 11771 11772 @Override 11773 public boolean isSafeMode() { 11774 return mSafeMode; 11775 } 11776 11777 @Override 11778 public boolean hasSystemUidErrors() { 11779 return mHasSystemUidErrors; 11780 } 11781 11782 static String arrayToString(int[] array) { 11783 StringBuffer buf = new StringBuffer(128); 11784 buf.append('['); 11785 if (array != null) { 11786 for (int i=0; i<array.length; i++) { 11787 if (i > 0) buf.append(", "); 11788 buf.append(array[i]); 11789 } 11790 } 11791 buf.append(']'); 11792 return buf.toString(); 11793 } 11794 11795 static class DumpState { 11796 public static final int DUMP_LIBS = 1 << 0; 11797 11798 public static final int DUMP_FEATURES = 1 << 1; 11799 11800 public static final int DUMP_RESOLVERS = 1 << 2; 11801 11802 public static final int DUMP_PERMISSIONS = 1 << 3; 11803 11804 public static final int DUMP_PACKAGES = 1 << 4; 11805 11806 public static final int DUMP_SHARED_USERS = 1 << 5; 11807 11808 public static final int DUMP_MESSAGES = 1 << 6; 11809 11810 public static final int DUMP_PROVIDERS = 1 << 7; 11811 11812 public static final int DUMP_VERIFIERS = 1 << 8; 11813 11814 public static final int DUMP_PREFERRED = 1 << 9; 11815 11816 public static final int DUMP_PREFERRED_XML = 1 << 10; 11817 11818 public static final int DUMP_KEYSETS = 1 << 11; 11819 11820 public static final int DUMP_VERSION = 1 << 12; 11821 11822 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11823 11824 private int mTypes; 11825 11826 private int mOptions; 11827 11828 private boolean mTitlePrinted; 11829 11830 private SharedUserSetting mSharedUser; 11831 11832 public boolean isDumping(int type) { 11833 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11834 return true; 11835 } 11836 11837 return (mTypes & type) != 0; 11838 } 11839 11840 public void setDump(int type) { 11841 mTypes |= type; 11842 } 11843 11844 public boolean isOptionEnabled(int option) { 11845 return (mOptions & option) != 0; 11846 } 11847 11848 public void setOptionEnabled(int option) { 11849 mOptions |= option; 11850 } 11851 11852 public boolean onTitlePrinted() { 11853 final boolean printed = mTitlePrinted; 11854 mTitlePrinted = true; 11855 return printed; 11856 } 11857 11858 public boolean getTitlePrinted() { 11859 return mTitlePrinted; 11860 } 11861 11862 public void setTitlePrinted(boolean enabled) { 11863 mTitlePrinted = enabled; 11864 } 11865 11866 public SharedUserSetting getSharedUser() { 11867 return mSharedUser; 11868 } 11869 11870 public void setSharedUser(SharedUserSetting user) { 11871 mSharedUser = user; 11872 } 11873 } 11874 11875 @Override 11876 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 11877 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 11878 != PackageManager.PERMISSION_GRANTED) { 11879 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 11880 + Binder.getCallingPid() 11881 + ", uid=" + Binder.getCallingUid() 11882 + " without permission " 11883 + android.Manifest.permission.DUMP); 11884 return; 11885 } 11886 11887 DumpState dumpState = new DumpState(); 11888 boolean fullPreferred = false; 11889 boolean checkin = false; 11890 11891 String packageName = null; 11892 11893 int opti = 0; 11894 while (opti < args.length) { 11895 String opt = args[opti]; 11896 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 11897 break; 11898 } 11899 opti++; 11900 if ("-a".equals(opt)) { 11901 // Right now we only know how to print all. 11902 } else if ("-h".equals(opt)) { 11903 pw.println("Package manager dump options:"); 11904 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 11905 pw.println(" --checkin: dump for a checkin"); 11906 pw.println(" -f: print details of intent filters"); 11907 pw.println(" -h: print this help"); 11908 pw.println(" cmd may be one of:"); 11909 pw.println(" l[ibraries]: list known shared libraries"); 11910 pw.println(" f[ibraries]: list device features"); 11911 pw.println(" k[eysets]: print known keysets"); 11912 pw.println(" r[esolvers]: dump intent resolvers"); 11913 pw.println(" perm[issions]: dump permissions"); 11914 pw.println(" pref[erred]: print preferred package settings"); 11915 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 11916 pw.println(" prov[iders]: dump content providers"); 11917 pw.println(" p[ackages]: dump installed packages"); 11918 pw.println(" s[hared-users]: dump shared user IDs"); 11919 pw.println(" m[essages]: print collected runtime messages"); 11920 pw.println(" v[erifiers]: print package verifier info"); 11921 pw.println(" version: print database version info"); 11922 pw.println(" write: write current settings now"); 11923 pw.println(" <package.name>: info about given package"); 11924 return; 11925 } else if ("--checkin".equals(opt)) { 11926 checkin = true; 11927 } else if ("-f".equals(opt)) { 11928 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11929 } else { 11930 pw.println("Unknown argument: " + opt + "; use -h for help"); 11931 } 11932 } 11933 11934 // Is the caller requesting to dump a particular piece of data? 11935 if (opti < args.length) { 11936 String cmd = args[opti]; 11937 opti++; 11938 // Is this a package name? 11939 if ("android".equals(cmd) || cmd.contains(".")) { 11940 packageName = cmd; 11941 // When dumping a single package, we always dump all of its 11942 // filter information since the amount of data will be reasonable. 11943 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11944 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 11945 dumpState.setDump(DumpState.DUMP_LIBS); 11946 } else if ("f".equals(cmd) || "features".equals(cmd)) { 11947 dumpState.setDump(DumpState.DUMP_FEATURES); 11948 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 11949 dumpState.setDump(DumpState.DUMP_RESOLVERS); 11950 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 11951 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 11952 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 11953 dumpState.setDump(DumpState.DUMP_PREFERRED); 11954 } else if ("preferred-xml".equals(cmd)) { 11955 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 11956 if (opti < args.length && "--full".equals(args[opti])) { 11957 fullPreferred = true; 11958 opti++; 11959 } 11960 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 11961 dumpState.setDump(DumpState.DUMP_PACKAGES); 11962 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 11963 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 11964 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 11965 dumpState.setDump(DumpState.DUMP_PROVIDERS); 11966 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 11967 dumpState.setDump(DumpState.DUMP_MESSAGES); 11968 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 11969 dumpState.setDump(DumpState.DUMP_VERIFIERS); 11970 } else if ("version".equals(cmd)) { 11971 dumpState.setDump(DumpState.DUMP_VERSION); 11972 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 11973 dumpState.setDump(DumpState.DUMP_KEYSETS); 11974 } else if ("write".equals(cmd)) { 11975 synchronized (mPackages) { 11976 mSettings.writeLPr(); 11977 pw.println("Settings written."); 11978 return; 11979 } 11980 } 11981 } 11982 11983 if (checkin) { 11984 pw.println("vers,1"); 11985 } 11986 11987 // reader 11988 synchronized (mPackages) { 11989 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 11990 if (!checkin) { 11991 if (dumpState.onTitlePrinted()) 11992 pw.println(); 11993 pw.println("Database versions:"); 11994 pw.print(" SDK Version:"); 11995 pw.print(" internal="); 11996 pw.print(mSettings.mInternalSdkPlatform); 11997 pw.print(" external="); 11998 pw.println(mSettings.mExternalSdkPlatform); 11999 pw.print(" DB Version:"); 12000 pw.print(" internal="); 12001 pw.print(mSettings.mInternalDatabaseVersion); 12002 pw.print(" external="); 12003 pw.println(mSettings.mExternalDatabaseVersion); 12004 } 12005 } 12006 12007 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12008 if (!checkin) { 12009 if (dumpState.onTitlePrinted()) 12010 pw.println(); 12011 pw.println("Verifiers:"); 12012 pw.print(" Required: "); 12013 pw.print(mRequiredVerifierPackage); 12014 pw.print(" (uid="); 12015 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12016 pw.println(")"); 12017 } else if (mRequiredVerifierPackage != null) { 12018 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12019 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12020 } 12021 } 12022 12023 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12024 boolean printedHeader = false; 12025 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12026 while (it.hasNext()) { 12027 String name = it.next(); 12028 SharedLibraryEntry ent = mSharedLibraries.get(name); 12029 if (!checkin) { 12030 if (!printedHeader) { 12031 if (dumpState.onTitlePrinted()) 12032 pw.println(); 12033 pw.println("Libraries:"); 12034 printedHeader = true; 12035 } 12036 pw.print(" "); 12037 } else { 12038 pw.print("lib,"); 12039 } 12040 pw.print(name); 12041 if (!checkin) { 12042 pw.print(" -> "); 12043 } 12044 if (ent.path != null) { 12045 if (!checkin) { 12046 pw.print("(jar) "); 12047 pw.print(ent.path); 12048 } else { 12049 pw.print(",jar,"); 12050 pw.print(ent.path); 12051 } 12052 } else { 12053 if (!checkin) { 12054 pw.print("(apk) "); 12055 pw.print(ent.apk); 12056 } else { 12057 pw.print(",apk,"); 12058 pw.print(ent.apk); 12059 } 12060 } 12061 pw.println(); 12062 } 12063 } 12064 12065 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12066 if (dumpState.onTitlePrinted()) 12067 pw.println(); 12068 if (!checkin) { 12069 pw.println("Features:"); 12070 } 12071 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12072 while (it.hasNext()) { 12073 String name = it.next(); 12074 if (!checkin) { 12075 pw.print(" "); 12076 } else { 12077 pw.print("feat,"); 12078 } 12079 pw.println(name); 12080 } 12081 } 12082 12083 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12084 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12085 : "Activity Resolver Table:", " ", packageName, 12086 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12087 dumpState.setTitlePrinted(true); 12088 } 12089 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12090 : "Receiver Resolver Table:", " ", packageName, 12091 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12092 dumpState.setTitlePrinted(true); 12093 } 12094 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12095 : "Service Resolver Table:", " ", packageName, 12096 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12097 dumpState.setTitlePrinted(true); 12098 } 12099 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12100 : "Provider Resolver Table:", " ", packageName, 12101 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12102 dumpState.setTitlePrinted(true); 12103 } 12104 } 12105 12106 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12107 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12108 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12109 int user = mSettings.mPreferredActivities.keyAt(i); 12110 if (pir.dump(pw, 12111 dumpState.getTitlePrinted() 12112 ? "\nPreferred Activities User " + user + ":" 12113 : "Preferred Activities User " + user + ":", " ", 12114 packageName, true)) { 12115 dumpState.setTitlePrinted(true); 12116 } 12117 } 12118 } 12119 12120 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12121 pw.flush(); 12122 FileOutputStream fout = new FileOutputStream(fd); 12123 BufferedOutputStream str = new BufferedOutputStream(fout); 12124 XmlSerializer serializer = new FastXmlSerializer(); 12125 try { 12126 serializer.setOutput(str, "utf-8"); 12127 serializer.startDocument(null, true); 12128 serializer.setFeature( 12129 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12130 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12131 serializer.endDocument(); 12132 serializer.flush(); 12133 } catch (IllegalArgumentException e) { 12134 pw.println("Failed writing: " + e); 12135 } catch (IllegalStateException e) { 12136 pw.println("Failed writing: " + e); 12137 } catch (IOException e) { 12138 pw.println("Failed writing: " + e); 12139 } 12140 } 12141 12142 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12143 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12144 } 12145 12146 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12147 boolean printedSomething = false; 12148 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12149 if (packageName != null && !packageName.equals(p.info.packageName)) { 12150 continue; 12151 } 12152 if (!printedSomething) { 12153 if (dumpState.onTitlePrinted()) 12154 pw.println(); 12155 pw.println("Registered ContentProviders:"); 12156 printedSomething = true; 12157 } 12158 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12159 pw.print(" "); pw.println(p.toString()); 12160 } 12161 printedSomething = false; 12162 for (Map.Entry<String, PackageParser.Provider> entry : 12163 mProvidersByAuthority.entrySet()) { 12164 PackageParser.Provider p = entry.getValue(); 12165 if (packageName != null && !packageName.equals(p.info.packageName)) { 12166 continue; 12167 } 12168 if (!printedSomething) { 12169 if (dumpState.onTitlePrinted()) 12170 pw.println(); 12171 pw.println("ContentProvider Authorities:"); 12172 printedSomething = true; 12173 } 12174 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12175 pw.print(" "); pw.println(p.toString()); 12176 if (p.info != null && p.info.applicationInfo != null) { 12177 final String appInfo = p.info.applicationInfo.toString(); 12178 pw.print(" applicationInfo="); pw.println(appInfo); 12179 } 12180 } 12181 } 12182 12183 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12184 mSettings.mKeySetManagerService.dump(pw, packageName, dumpState); 12185 } 12186 12187 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12188 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12189 } 12190 12191 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12192 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12193 } 12194 12195 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12196 if (dumpState.onTitlePrinted()) 12197 pw.println(); 12198 mSettings.dumpReadMessagesLPr(pw, dumpState); 12199 12200 pw.println(); 12201 pw.println("Package warning messages:"); 12202 final File fname = getSettingsProblemFile(); 12203 FileInputStream in = null; 12204 try { 12205 in = new FileInputStream(fname); 12206 final int avail = in.available(); 12207 final byte[] data = new byte[avail]; 12208 in.read(data); 12209 pw.print(new String(data)); 12210 } catch (FileNotFoundException e) { 12211 } catch (IOException e) { 12212 } finally { 12213 if (in != null) { 12214 try { 12215 in.close(); 12216 } catch (IOException e) { 12217 } 12218 } 12219 } 12220 } 12221 } 12222 } 12223 12224 // ------- apps on sdcard specific code ------- 12225 static final boolean DEBUG_SD_INSTALL = false; 12226 12227 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12228 12229 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12230 12231 private boolean mMediaMounted = false; 12232 12233 private String getEncryptKey() { 12234 try { 12235 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12236 SD_ENCRYPTION_KEYSTORE_NAME); 12237 if (sdEncKey == null) { 12238 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12239 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12240 if (sdEncKey == null) { 12241 Slog.e(TAG, "Failed to create encryption keys"); 12242 return null; 12243 } 12244 } 12245 return sdEncKey; 12246 } catch (NoSuchAlgorithmException nsae) { 12247 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12248 return null; 12249 } catch (IOException ioe) { 12250 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12251 return null; 12252 } 12253 12254 } 12255 12256 /* package */static String getTempContainerId() { 12257 int tmpIdx = 1; 12258 String list[] = PackageHelper.getSecureContainerList(); 12259 if (list != null) { 12260 for (final String name : list) { 12261 // Ignore null and non-temporary container entries 12262 if (name == null || !name.startsWith(mTempContainerPrefix)) { 12263 continue; 12264 } 12265 12266 String subStr = name.substring(mTempContainerPrefix.length()); 12267 try { 12268 int cid = Integer.parseInt(subStr); 12269 if (cid >= tmpIdx) { 12270 tmpIdx = cid + 1; 12271 } 12272 } catch (NumberFormatException e) { 12273 } 12274 } 12275 } 12276 return mTempContainerPrefix + tmpIdx; 12277 } 12278 12279 /* 12280 * Update media status on PackageManager. 12281 */ 12282 @Override 12283 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12284 int callingUid = Binder.getCallingUid(); 12285 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12286 throw new SecurityException("Media status can only be updated by the system"); 12287 } 12288 // reader; this apparently protects mMediaMounted, but should probably 12289 // be a different lock in that case. 12290 synchronized (mPackages) { 12291 Log.i(TAG, "Updating external media status from " 12292 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12293 + (mediaStatus ? "mounted" : "unmounted")); 12294 if (DEBUG_SD_INSTALL) 12295 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12296 + ", mMediaMounted=" + mMediaMounted); 12297 if (mediaStatus == mMediaMounted) { 12298 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12299 : 0, -1); 12300 mHandler.sendMessage(msg); 12301 return; 12302 } 12303 mMediaMounted = mediaStatus; 12304 } 12305 // Queue up an async operation since the package installation may take a 12306 // little while. 12307 mHandler.post(new Runnable() { 12308 public void run() { 12309 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12310 } 12311 }); 12312 } 12313 12314 /** 12315 * Called by MountService when the initial ASECs to scan are available. 12316 * Should block until all the ASEC containers are finished being scanned. 12317 */ 12318 public void scanAvailableAsecs() { 12319 updateExternalMediaStatusInner(true, false, false); 12320 if (mShouldRestoreconData) { 12321 SELinuxMMAC.setRestoreconDone(); 12322 mShouldRestoreconData = false; 12323 } 12324 } 12325 12326 /* 12327 * Collect information of applications on external media, map them against 12328 * existing containers and update information based on current mount status. 12329 * Please note that we always have to report status if reportStatus has been 12330 * set to true especially when unloading packages. 12331 */ 12332 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12333 boolean externalStorage) { 12334 // Collection of uids 12335 int uidArr[] = null; 12336 // Collection of stale containers 12337 HashSet<String> removeCids = new HashSet<String>(); 12338 // Collection of packages on external media with valid containers. 12339 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 12340 // Get list of secure containers. 12341 final String list[] = PackageHelper.getSecureContainerList(); 12342 if (list == null || list.length == 0) { 12343 Log.i(TAG, "No secure containers on sdcard"); 12344 } else { 12345 // Process list of secure containers and categorize them 12346 // as active or stale based on their package internal state. 12347 int uidList[] = new int[list.length]; 12348 int num = 0; 12349 // reader 12350 synchronized (mPackages) { 12351 for (String cid : list) { 12352 if (DEBUG_SD_INSTALL) 12353 Log.i(TAG, "Processing container " + cid); 12354 String pkgName = getAsecPackageName(cid); 12355 if (pkgName == null) { 12356 if (DEBUG_SD_INSTALL) 12357 Log.i(TAG, "Container : " + cid + " stale"); 12358 removeCids.add(cid); 12359 continue; 12360 } 12361 if (DEBUG_SD_INSTALL) 12362 Log.i(TAG, "Looking for pkg : " + pkgName); 12363 12364 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12365 if (ps == null) { 12366 Log.i(TAG, "Deleting container with no matching settings " + cid); 12367 removeCids.add(cid); 12368 continue; 12369 } 12370 12371 /* 12372 * Skip packages that are not external if we're unmounting 12373 * external storage. 12374 */ 12375 if (externalStorage && !isMounted && !isExternal(ps)) { 12376 continue; 12377 } 12378 12379 final AsecInstallArgs args = new AsecInstallArgs(cid, 12380 getAppInstructionSetFromSettings(ps), 12381 isForwardLocked(ps)); 12382 // The package status is changed only if the code path 12383 // matches between settings and the container id. 12384 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 12385 if (DEBUG_SD_INSTALL) { 12386 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12387 + " at code path: " + ps.codePathString); 12388 } 12389 12390 // We do have a valid package installed on sdcard 12391 processCids.put(args, ps.codePathString); 12392 final int uid = ps.appId; 12393 if (uid != -1) { 12394 uidList[num++] = uid; 12395 } 12396 } else { 12397 Log.i(TAG, "Deleting stale container for " + cid); 12398 removeCids.add(cid); 12399 } 12400 } 12401 } 12402 12403 if (num > 0) { 12404 // Sort uid list 12405 Arrays.sort(uidList, 0, num); 12406 // Throw away duplicates 12407 uidArr = new int[num]; 12408 uidArr[0] = uidList[0]; 12409 int di = 0; 12410 for (int i = 1; i < num; i++) { 12411 if (uidList[i - 1] != uidList[i]) { 12412 uidArr[di++] = uidList[i]; 12413 } 12414 } 12415 } 12416 } 12417 // Process packages with valid entries. 12418 if (isMounted) { 12419 if (DEBUG_SD_INSTALL) 12420 Log.i(TAG, "Loading packages"); 12421 loadMediaPackages(processCids, uidArr, removeCids); 12422 startCleaningPackages(); 12423 } else { 12424 if (DEBUG_SD_INSTALL) 12425 Log.i(TAG, "Unloading packages"); 12426 unloadMediaPackages(processCids, uidArr, reportStatus); 12427 } 12428 } 12429 12430 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12431 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12432 int size = pkgList.size(); 12433 if (size > 0) { 12434 // Send broadcasts here 12435 Bundle extras = new Bundle(); 12436 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12437 .toArray(new String[size])); 12438 if (uidArr != null) { 12439 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12440 } 12441 if (replacing) { 12442 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12443 } 12444 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12445 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12446 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12447 } 12448 } 12449 12450 /* 12451 * Look at potentially valid container ids from processCids If package 12452 * information doesn't match the one on record or package scanning fails, 12453 * the cid is added to list of removeCids. We currently don't delete stale 12454 * containers. 12455 */ 12456 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12457 HashSet<String> removeCids) { 12458 ArrayList<String> pkgList = new ArrayList<String>(); 12459 Set<AsecInstallArgs> keys = processCids.keySet(); 12460 boolean doGc = false; 12461 for (AsecInstallArgs args : keys) { 12462 String codePath = processCids.get(args); 12463 if (DEBUG_SD_INSTALL) 12464 Log.i(TAG, "Loading container : " + args.cid); 12465 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12466 try { 12467 // Make sure there are no container errors first. 12468 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12469 Slog.e(TAG, "Failed to mount cid : " + args.cid 12470 + " when installing from sdcard"); 12471 continue; 12472 } 12473 // Check code path here. 12474 if (codePath == null || !codePath.equals(args.getCodePath())) { 12475 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12476 + " does not match one in settings " + codePath); 12477 continue; 12478 } 12479 // Parse package 12480 int parseFlags = mDefParseFlags; 12481 if (args.isExternal()) { 12482 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12483 } 12484 if (args.isFwdLocked()) { 12485 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12486 } 12487 12488 doGc = true; 12489 synchronized (mInstallLock) { 12490 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 12491 0, 0, null, null); 12492 // Scan the package 12493 if (pkg != null) { 12494 /* 12495 * TODO why is the lock being held? doPostInstall is 12496 * called in other places without the lock. This needs 12497 * to be straightened out. 12498 */ 12499 // writer 12500 synchronized (mPackages) { 12501 retCode = PackageManager.INSTALL_SUCCEEDED; 12502 pkgList.add(pkg.packageName); 12503 // Post process args 12504 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12505 pkg.applicationInfo.uid); 12506 } 12507 } else { 12508 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12509 } 12510 } 12511 12512 } finally { 12513 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12514 // Don't destroy container here. Wait till gc clears things 12515 // up. 12516 removeCids.add(args.cid); 12517 } 12518 } 12519 } 12520 // writer 12521 synchronized (mPackages) { 12522 // If the platform SDK has changed since the last time we booted, 12523 // we need to re-grant app permission to catch any new ones that 12524 // appear. This is really a hack, and means that apps can in some 12525 // cases get permissions that the user didn't initially explicitly 12526 // allow... it would be nice to have some better way to handle 12527 // this situation. 12528 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12529 if (regrantPermissions) 12530 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12531 + mSdkVersion + "; regranting permissions for external storage"); 12532 mSettings.mExternalSdkPlatform = mSdkVersion; 12533 12534 // Make sure group IDs have been assigned, and any permission 12535 // changes in other apps are accounted for 12536 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12537 | (regrantPermissions 12538 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12539 : 0)); 12540 12541 mSettings.updateExternalDatabaseVersion(); 12542 12543 // can downgrade to reader 12544 // Persist settings 12545 mSettings.writeLPr(); 12546 } 12547 // Send a broadcast to let everyone know we are done processing 12548 if (pkgList.size() > 0) { 12549 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12550 } 12551 // Force gc to avoid any stale parser references that we might have. 12552 if (doGc) { 12553 Runtime.getRuntime().gc(); 12554 } 12555 // List stale containers and destroy stale temporary containers. 12556 if (removeCids != null) { 12557 for (String cid : removeCids) { 12558 if (cid.startsWith(mTempContainerPrefix)) { 12559 Log.i(TAG, "Destroying stale temporary container " + cid); 12560 PackageHelper.destroySdDir(cid); 12561 } else { 12562 Log.w(TAG, "Container " + cid + " is stale"); 12563 } 12564 } 12565 } 12566 } 12567 12568 /* 12569 * Utility method to unload a list of specified containers 12570 */ 12571 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12572 // Just unmount all valid containers. 12573 for (AsecInstallArgs arg : cidArgs) { 12574 synchronized (mInstallLock) { 12575 arg.doPostDeleteLI(false); 12576 } 12577 } 12578 } 12579 12580 /* 12581 * Unload packages mounted on external media. This involves deleting package 12582 * data from internal structures, sending broadcasts about diabled packages, 12583 * gc'ing to free up references, unmounting all secure containers 12584 * corresponding to packages on external media, and posting a 12585 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12586 * that we always have to post this message if status has been requested no 12587 * matter what. 12588 */ 12589 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12590 final boolean reportStatus) { 12591 if (DEBUG_SD_INSTALL) 12592 Log.i(TAG, "unloading media packages"); 12593 ArrayList<String> pkgList = new ArrayList<String>(); 12594 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12595 final Set<AsecInstallArgs> keys = processCids.keySet(); 12596 for (AsecInstallArgs args : keys) { 12597 String pkgName = args.getPackageName(); 12598 if (DEBUG_SD_INSTALL) 12599 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12600 // Delete package internally 12601 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12602 synchronized (mInstallLock) { 12603 boolean res = deletePackageLI(pkgName, null, false, null, null, 12604 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12605 if (res) { 12606 pkgList.add(pkgName); 12607 } else { 12608 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12609 failedList.add(args); 12610 } 12611 } 12612 } 12613 12614 // reader 12615 synchronized (mPackages) { 12616 // We didn't update the settings after removing each package; 12617 // write them now for all packages. 12618 mSettings.writeLPr(); 12619 } 12620 12621 // We have to absolutely send UPDATED_MEDIA_STATUS only 12622 // after confirming that all the receivers processed the ordered 12623 // broadcast when packages get disabled, force a gc to clean things up. 12624 // and unload all the containers. 12625 if (pkgList.size() > 0) { 12626 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12627 new IIntentReceiver.Stub() { 12628 public void performReceive(Intent intent, int resultCode, String data, 12629 Bundle extras, boolean ordered, boolean sticky, 12630 int sendingUser) throws RemoteException { 12631 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12632 reportStatus ? 1 : 0, 1, keys); 12633 mHandler.sendMessage(msg); 12634 } 12635 }); 12636 } else { 12637 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12638 keys); 12639 mHandler.sendMessage(msg); 12640 } 12641 } 12642 12643 /** Binder call */ 12644 @Override 12645 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12646 final int flags) { 12647 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12648 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12649 int returnCode = PackageManager.MOVE_SUCCEEDED; 12650 int currFlags = 0; 12651 int newFlags = 0; 12652 // reader 12653 synchronized (mPackages) { 12654 PackageParser.Package pkg = mPackages.get(packageName); 12655 if (pkg == null) { 12656 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12657 } else { 12658 // Disable moving fwd locked apps and system packages 12659 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12660 Slog.w(TAG, "Cannot move system application"); 12661 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12662 } else if (pkg.mOperationPending) { 12663 Slog.w(TAG, "Attempt to move package which has pending operations"); 12664 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12665 } else { 12666 // Find install location first 12667 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12668 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12669 Slog.w(TAG, "Ambigous flags specified for move location."); 12670 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12671 } else { 12672 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 12673 : PackageManager.INSTALL_INTERNAL; 12674 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 12675 : PackageManager.INSTALL_INTERNAL; 12676 12677 if (newFlags == currFlags) { 12678 Slog.w(TAG, "No move required. Trying to move to same location"); 12679 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12680 } else { 12681 if (isForwardLocked(pkg)) { 12682 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12683 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12684 } 12685 } 12686 } 12687 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12688 pkg.mOperationPending = true; 12689 } 12690 } 12691 } 12692 12693 /* 12694 * TODO this next block probably shouldn't be inside the lock. We 12695 * can't guarantee these won't change after this is fired off 12696 * anyway. 12697 */ 12698 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12699 processPendingMove(new MoveParams(null, observer, 0, packageName, null, -1, user), 12700 returnCode); 12701 } else { 12702 Message msg = mHandler.obtainMessage(INIT_COPY); 12703 final String instructionSet = getAppInstructionSet(pkg.applicationInfo); 12704 InstallArgs srcArgs = createInstallArgsForExisting(currFlags, 12705 pkg.applicationInfo.getCodePath(), pkg.applicationInfo.getResourcePath(), 12706 pkg.applicationInfo.nativeLibraryDir, instructionSet); 12707 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 12708 instructionSet, pkg.applicationInfo.uid, user); 12709 msg.obj = mp; 12710 mHandler.sendMessage(msg); 12711 } 12712 } 12713 } 12714 12715 private void processPendingMove(final MoveParams mp, final int currentStatus) { 12716 // Queue up an async operation since the package deletion may take a 12717 // little while. 12718 mHandler.post(new Runnable() { 12719 public void run() { 12720 // TODO fix this; this does nothing. 12721 mHandler.removeCallbacks(this); 12722 int returnCode = currentStatus; 12723 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 12724 int uidArr[] = null; 12725 ArrayList<String> pkgList = null; 12726 synchronized (mPackages) { 12727 PackageParser.Package pkg = mPackages.get(mp.packageName); 12728 if (pkg == null) { 12729 Slog.w(TAG, " Package " + mp.packageName 12730 + " doesn't exist. Aborting move"); 12731 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12732 } else if (!mp.srcArgs.getCodePath().equals( 12733 pkg.applicationInfo.getCodePath())) { 12734 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 12735 + mp.srcArgs.getCodePath() + " to " 12736 + pkg.applicationInfo.getCodePath() 12737 + " Aborting move and returning error"); 12738 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12739 } else { 12740 uidArr = new int[] { 12741 pkg.applicationInfo.uid 12742 }; 12743 pkgList = new ArrayList<String>(); 12744 pkgList.add(mp.packageName); 12745 } 12746 } 12747 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12748 // Send resources unavailable broadcast 12749 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 12750 // Update package code and resource paths 12751 synchronized (mInstallLock) { 12752 synchronized (mPackages) { 12753 PackageParser.Package pkg = mPackages.get(mp.packageName); 12754 // Recheck for package again. 12755 if (pkg == null) { 12756 Slog.w(TAG, " Package " + mp.packageName 12757 + " doesn't exist. Aborting move"); 12758 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12759 } else if (!mp.srcArgs.getCodePath().equals( 12760 pkg.applicationInfo.getCodePath())) { 12761 Slog.w(TAG, "Package " + mp.packageName 12762 + " code path changed from " + mp.srcArgs.getCodePath() 12763 + " to " + pkg.applicationInfo.getCodePath() 12764 + " Aborting move and returning error"); 12765 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12766 } else { 12767 final String oldCodePath = pkg.codePath; 12768 final String newCodePath = mp.targetArgs.getCodePath(); 12769 final String newResPath = mp.targetArgs.getResourcePath(); 12770 final String newNativePath = mp.targetArgs 12771 .getNativeLibraryPath(); 12772 12773 final File newNativeDir = new File(newNativePath); 12774 12775 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 12776 NativeLibraryHelper.Handle handle = null; 12777 try { 12778 handle = NativeLibraryHelper.Handle.create( 12779 new File(newCodePath)); 12780 final int abi = NativeLibraryHelper.findSupportedAbi( 12781 handle, Build.SUPPORTED_ABIS); 12782 if (abi >= 0) { 12783 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 12784 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 12785 } 12786 } catch (IOException ioe) { 12787 Slog.w(TAG, "Unable to extract native libs for package :" 12788 + mp.packageName, ioe); 12789 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12790 } finally { 12791 IoUtils.closeQuietly(handle); 12792 } 12793 } 12794 final int[] users = sUserManager.getUserIds(); 12795 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12796 for (int user : users) { 12797 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 12798 newNativePath, user) < 0) { 12799 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12800 } 12801 } 12802 } 12803 12804 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12805 pkg.codePath = newCodePath; 12806 pkg.baseCodePath = newCodePath; 12807 // Move dex files around 12808 if (moveDexFilesLI(oldCodePath, pkg) != PackageManager.INSTALL_SUCCEEDED) { 12809 // Moving of dex files failed. Set 12810 // error code and abort move. 12811 pkg.codePath = oldCodePath; 12812 pkg.baseCodePath = oldCodePath; 12813 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12814 } 12815 } 12816 12817 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12818 pkg.applicationInfo.setCodePath(newCodePath); 12819 pkg.applicationInfo.setBaseCodePath(newCodePath); 12820 pkg.applicationInfo.setSplitCodePaths(null); 12821 pkg.applicationInfo.setResourcePath(newResPath); 12822 pkg.applicationInfo.setBaseResourcePath(newResPath); 12823 pkg.applicationInfo.setSplitResourcePaths(null); 12824 pkg.applicationInfo.nativeLibraryDir = newNativePath; 12825 12826 PackageSetting ps = (PackageSetting) pkg.mExtras; 12827 ps.codePath = new File(pkg.applicationInfo.getCodePath()); 12828 ps.codePathString = ps.codePath.getPath(); 12829 ps.resourcePath = new File( 12830 pkg.applicationInfo.getResourcePath()); 12831 ps.resourcePathString = ps.resourcePath.getPath(); 12832 ps.nativeLibraryPathString = newNativePath; 12833 // Set the application info flag 12834 // correctly. 12835 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 12836 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12837 } else { 12838 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12839 } 12840 ps.setFlags(pkg.applicationInfo.flags); 12841 mAppDirs.remove(oldCodePath); 12842 mAppDirs.put(newCodePath, pkg); 12843 // Persist settings 12844 mSettings.writeLPr(); 12845 } 12846 } 12847 } 12848 } 12849 // Send resources available broadcast 12850 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12851 } 12852 } 12853 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12854 // Clean up failed installation 12855 if (mp.targetArgs != null) { 12856 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 12857 -1); 12858 } 12859 } else { 12860 // Force a gc to clear things up. 12861 Runtime.getRuntime().gc(); 12862 // Delete older code 12863 synchronized (mInstallLock) { 12864 mp.srcArgs.doPostDeleteLI(true); 12865 } 12866 } 12867 12868 // Allow more operations on this file if we didn't fail because 12869 // an operation was already pending for this package. 12870 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 12871 synchronized (mPackages) { 12872 PackageParser.Package pkg = mPackages.get(mp.packageName); 12873 if (pkg != null) { 12874 pkg.mOperationPending = false; 12875 } 12876 } 12877 } 12878 12879 IPackageMoveObserver observer = mp.observer; 12880 if (observer != null) { 12881 try { 12882 observer.packageMoved(mp.packageName, returnCode); 12883 } catch (RemoteException e) { 12884 Log.i(TAG, "Observer no longer exists."); 12885 } 12886 } 12887 } 12888 }); 12889 } 12890 12891 @Override 12892 public boolean setInstallLocation(int loc) { 12893 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12894 null); 12895 if (getInstallLocation() == loc) { 12896 return true; 12897 } 12898 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12899 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12900 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12901 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12902 return true; 12903 } 12904 return false; 12905 } 12906 12907 @Override 12908 public int getInstallLocation() { 12909 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12910 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12911 PackageHelper.APP_INSTALL_AUTO); 12912 } 12913 12914 /** Called by UserManagerService */ 12915 void cleanUpUserLILPw(int userHandle) { 12916 mDirtyUsers.remove(userHandle); 12917 mSettings.removeUserLPw(userHandle); 12918 mPendingBroadcasts.remove(userHandle); 12919 if (mInstaller != null) { 12920 // Technically, we shouldn't be doing this with the package lock 12921 // held. However, this is very rare, and there is already so much 12922 // other disk I/O going on, that we'll let it slide for now. 12923 mInstaller.removeUserDataDirs(userHandle); 12924 } 12925 mUserNeedsBadging.delete(userHandle); 12926 } 12927 12928 /** Called by UserManagerService */ 12929 void createNewUserLILPw(int userHandle, File path) { 12930 if (mInstaller != null) { 12931 mInstaller.createUserConfig(userHandle); 12932 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12933 } 12934 } 12935 12936 @Override 12937 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12938 mContext.enforceCallingOrSelfPermission( 12939 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12940 "Only package verification agents can read the verifier device identity"); 12941 12942 synchronized (mPackages) { 12943 return mSettings.getVerifierDeviceIdentityLPw(); 12944 } 12945 } 12946 12947 @Override 12948 public void setPermissionEnforced(String permission, boolean enforced) { 12949 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12950 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12951 synchronized (mPackages) { 12952 if (mSettings.mReadExternalStorageEnforced == null 12953 || mSettings.mReadExternalStorageEnforced != enforced) { 12954 mSettings.mReadExternalStorageEnforced = enforced; 12955 mSettings.writeLPr(); 12956 } 12957 } 12958 // kill any non-foreground processes so we restart them and 12959 // grant/revoke the GID. 12960 final IActivityManager am = ActivityManagerNative.getDefault(); 12961 if (am != null) { 12962 final long token = Binder.clearCallingIdentity(); 12963 try { 12964 am.killProcessesBelowForeground("setPermissionEnforcement"); 12965 } catch (RemoteException e) { 12966 } finally { 12967 Binder.restoreCallingIdentity(token); 12968 } 12969 } 12970 } else { 12971 throw new IllegalArgumentException("No selective enforcement for " + permission); 12972 } 12973 } 12974 12975 @Override 12976 @Deprecated 12977 public boolean isPermissionEnforced(String permission) { 12978 return true; 12979 } 12980 12981 @Override 12982 public boolean isStorageLow() { 12983 final long token = Binder.clearCallingIdentity(); 12984 try { 12985 final DeviceStorageMonitorInternal 12986 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12987 if (dsm != null) { 12988 return dsm.isMemoryLow(); 12989 } else { 12990 return false; 12991 } 12992 } finally { 12993 Binder.restoreCallingIdentity(token); 12994 } 12995 } 12996 12997 @Override 12998 public IPackageInstaller getPackageInstaller() { 12999 return mInstallerService; 13000 } 13001 13002 private boolean userNeedsBadging(int userId) { 13003 int index = mUserNeedsBadging.indexOfKey(userId); 13004 if (index < 0) { 13005 final UserInfo userInfo; 13006 final long token = Binder.clearCallingIdentity(); 13007 try { 13008 userInfo = sUserManager.getUserInfo(userId); 13009 } finally { 13010 Binder.restoreCallingIdentity(token); 13011 } 13012 final boolean b; 13013 if (userInfo != null && userInfo.isManagedProfile()) { 13014 b = true; 13015 } else { 13016 b = false; 13017 } 13018 mUserNeedsBadging.put(userId, b); 13019 return b; 13020 } 13021 return mUserNeedsBadging.valueAt(index); 13022 } 13023} 13024