PackageManagerService.java revision 84e71d1d61c53cd947becc7879e05947be681103
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 45import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 46import static android.content.pm.PackageParser.isApkFile; 47import static android.os.Process.PACKAGE_INFO_GID; 48import static android.os.Process.SYSTEM_UID; 49import static android.system.OsConstants.O_CREAT; 50import static android.system.OsConstants.O_RDWR; 51import static android.system.OsConstants.S_IRGRP; 52import static android.system.OsConstants.S_IROTH; 53import static android.system.OsConstants.S_IRWXU; 54import static android.system.OsConstants.S_IXGRP; 55import static android.system.OsConstants.S_IXOTH; 56import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 57import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 58import static com.android.internal.util.ArrayUtils.appendInt; 59import static com.android.internal.util.ArrayUtils.removeInt; 60 61import android.util.ArrayMap; 62 63import com.android.internal.R; 64import com.android.internal.app.IMediaContainerService; 65import com.android.internal.app.ResolverActivity; 66import com.android.internal.content.NativeLibraryHelper; 67import com.android.internal.content.PackageHelper; 68import com.android.internal.os.IParcelFileDescriptorFactory; 69import com.android.internal.util.ArrayUtils; 70import com.android.internal.util.FastPrintWriter; 71import com.android.internal.util.FastXmlSerializer; 72import com.android.internal.util.IndentingPrintWriter; 73import com.android.internal.util.Preconditions; 74import com.android.server.EventLogTags; 75import com.android.server.IntentResolver; 76import com.android.server.LocalServices; 77import com.android.server.ServiceThread; 78import com.android.server.SystemConfig; 79import com.android.server.Watchdog; 80import com.android.server.pm.Settings.DatabaseVersion; 81import com.android.server.storage.DeviceStorageMonitorInternal; 82 83import org.xmlpull.v1.XmlSerializer; 84 85import android.app.ActivityManager; 86import android.app.ActivityManagerNative; 87import android.app.IActivityManager; 88import android.app.admin.IDevicePolicyManager; 89import android.app.backup.IBackupManager; 90import android.content.BroadcastReceiver; 91import android.content.ComponentName; 92import android.content.Context; 93import android.content.IIntentReceiver; 94import android.content.Intent; 95import android.content.IntentFilter; 96import android.content.IntentSender; 97import android.content.IntentSender.SendIntentException; 98import android.content.ServiceConnection; 99import android.content.pm.ActivityInfo; 100import android.content.pm.ApplicationInfo; 101import android.content.pm.FeatureInfo; 102import android.content.pm.IPackageDataObserver; 103import android.content.pm.IPackageDeleteObserver; 104import android.content.pm.IPackageInstallObserver2; 105import android.content.pm.IPackageInstaller; 106import android.content.pm.IPackageManager; 107import android.content.pm.IPackageMoveObserver; 108import android.content.pm.IPackageStatsObserver; 109import android.content.pm.InstallSessionParams; 110import android.content.pm.InstrumentationInfo; 111import android.content.pm.ManifestDigest; 112import android.content.pm.PackageCleanItem; 113import android.content.pm.PackageInfo; 114import android.content.pm.PackageInfoLite; 115import android.content.pm.PackageManager; 116import android.content.pm.PackageParser.ActivityIntentInfo; 117import android.content.pm.PackageParser.PackageLite; 118import android.content.pm.PackageParser.PackageParserException; 119import android.content.pm.PackageParser; 120import android.content.pm.PackageStats; 121import android.content.pm.PackageUserState; 122import android.content.pm.ParceledListSlice; 123import android.content.pm.PermissionGroupInfo; 124import android.content.pm.PermissionInfo; 125import android.content.pm.ProviderInfo; 126import android.content.pm.ResolveInfo; 127import android.content.pm.ServiceInfo; 128import android.content.pm.Signature; 129import android.content.pm.UserInfo; 130import android.content.pm.VerificationParams; 131import android.content.pm.VerifierDeviceIdentity; 132import android.content.pm.VerifierInfo; 133import android.content.res.Resources; 134import android.hardware.display.DisplayManager; 135import android.net.Uri; 136import android.os.Binder; 137import android.os.Build; 138import android.os.Bundle; 139import android.os.Environment; 140import android.os.Environment.UserEnvironment; 141import android.os.FileUtils; 142import android.os.Handler; 143import android.os.IBinder; 144import android.os.Looper; 145import android.os.Message; 146import android.os.Parcel; 147import android.os.ParcelFileDescriptor; 148import android.os.Process; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.security.KeyStore; 157import android.security.SystemKeyStore; 158import android.system.ErrnoException; 159import android.system.Os; 160import android.system.StructStat; 161import android.text.TextUtils; 162import android.util.ArraySet; 163import android.util.AtomicFile; 164import android.util.DisplayMetrics; 165import android.util.EventLog; 166import android.util.ExceptionUtils; 167import android.util.Log; 168import android.util.LogPrinter; 169import android.util.PrintStreamPrinter; 170import android.util.Slog; 171import android.util.SparseArray; 172import android.util.SparseBooleanArray; 173import android.view.Display; 174 175import java.io.BufferedInputStream; 176import java.io.BufferedOutputStream; 177import java.io.File; 178import java.io.FileDescriptor; 179import java.io.FileInputStream; 180import java.io.FileNotFoundException; 181import java.io.FileOutputStream; 182import java.io.FilenameFilter; 183import java.io.IOException; 184import java.io.InputStream; 185import java.io.PrintWriter; 186import java.nio.charset.StandardCharsets; 187import java.security.NoSuchAlgorithmException; 188import java.security.PublicKey; 189import java.security.cert.CertificateEncodingException; 190import java.security.cert.CertificateException; 191import java.text.SimpleDateFormat; 192import java.util.ArrayList; 193import java.util.Arrays; 194import java.util.Collection; 195import java.util.Collections; 196import java.util.Comparator; 197import java.util.Date; 198import java.util.HashMap; 199import java.util.HashSet; 200import java.util.Iterator; 201import java.util.List; 202import java.util.Map; 203import java.util.Set; 204import java.util.concurrent.atomic.AtomicBoolean; 205import java.util.concurrent.atomic.AtomicLong; 206 207import dalvik.system.DexFile; 208import dalvik.system.StaleDexCacheError; 209import dalvik.system.VMRuntime; 210 211import libcore.io.IoUtils; 212 213/** 214 * Keep track of all those .apks everywhere. 215 * 216 * This is very central to the platform's security; please run the unit 217 * tests whenever making modifications here: 218 * 219mmm frameworks/base/tests/AndroidTests 220adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 221adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 222 * 223 * {@hide} 224 */ 225public class PackageManagerService extends IPackageManager.Stub { 226 static final String TAG = "PackageManager"; 227 static final boolean DEBUG_SETTINGS = false; 228 static final boolean DEBUG_PREFERRED = false; 229 static final boolean DEBUG_UPGRADE = false; 230 private static final boolean DEBUG_INSTALL = false; 231 private static final boolean DEBUG_REMOVE = false; 232 private static final boolean DEBUG_BROADCASTS = false; 233 private static final boolean DEBUG_SHOW_INFO = false; 234 private static final boolean DEBUG_PACKAGE_INFO = false; 235 private static final boolean DEBUG_INTENT_MATCHING = false; 236 private static final boolean DEBUG_PACKAGE_SCANNING = false; 237 private static final boolean DEBUG_VERIFY = false; 238 private static final boolean DEBUG_DEXOPT = false; 239 private static final boolean DEBUG_ABI_SELECTION = false; 240 241 private static final int RADIO_UID = Process.PHONE_UID; 242 private static final int LOG_UID = Process.LOG_UID; 243 private static final int NFC_UID = Process.NFC_UID; 244 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 245 private static final int SHELL_UID = Process.SHELL_UID; 246 247 // Cap the size of permission trees that 3rd party apps can define 248 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 249 250 // Suffix used during package installation when copying/moving 251 // package apks to install directory. 252 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 253 254 static final int SCAN_MONITOR = 1<<0; 255 static final int SCAN_NO_DEX = 1<<1; 256 static final int SCAN_FORCE_DEX = 1<<2; 257 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 258 static final int SCAN_NEW_INSTALL = 1<<4; 259 static final int SCAN_NO_PATHS = 1<<5; 260 static final int SCAN_UPDATE_TIME = 1<<6; 261 static final int SCAN_DEFER_DEX = 1<<7; 262 static final int SCAN_BOOTING = 1<<8; 263 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 264 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 265 266 static final int REMOVE_CHATTY = 1<<16; 267 268 /** 269 * Timeout (in milliseconds) after which the watchdog should declare that 270 * our handler thread is wedged. The usual default for such things is one 271 * minute but we sometimes do very lengthy I/O operations on this thread, 272 * such as installing multi-gigabyte applications, so ours needs to be longer. 273 */ 274 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 275 276 /** 277 * Whether verification is enabled by default. 278 */ 279 private static final boolean DEFAULT_VERIFY_ENABLE = true; 280 281 /** 282 * The default maximum time to wait for the verification agent to return in 283 * milliseconds. 284 */ 285 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 286 287 /** 288 * The default response for package verification timeout. 289 * 290 * This can be either PackageManager.VERIFICATION_ALLOW or 291 * PackageManager.VERIFICATION_REJECT. 292 */ 293 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 294 295 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 296 297 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 298 DEFAULT_CONTAINER_PACKAGE, 299 "com.android.defcontainer.DefaultContainerService"); 300 301 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 302 303 private static final String LIB_DIR_NAME = "lib"; 304 private static final String LIB64_DIR_NAME = "lib64"; 305 306 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 307 308 static final String mTempContainerPrefix = "smdl2tmp"; 309 310 private static String sPreferredInstructionSet; 311 312 final ServiceThread mHandlerThread; 313 314 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 315 private static final String IDMAP_SUFFIX = "@idmap"; 316 317 final PackageHandler mHandler; 318 319 final int mSdkVersion = Build.VERSION.SDK_INT; 320 321 final Context mContext; 322 final boolean mFactoryTest; 323 final boolean mOnlyCore; 324 final DisplayMetrics mMetrics; 325 final int mDefParseFlags; 326 final String[] mSeparateProcesses; 327 328 // This is where all application persistent data goes. 329 final File mAppDataDir; 330 331 // This is where all application persistent data goes for secondary users. 332 final File mUserAppDataDir; 333 334 /** The location for ASEC container files on internal storage. */ 335 final String mAsecInternalPath; 336 337 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 338 // LOCK HELD. Can be called with mInstallLock held. 339 final Installer mInstaller; 340 341 /** Directory where installed third-party apps stored */ 342 final File mAppInstallDir; 343 344 /** 345 * Directory to which applications installed internally have their 346 * 32 bit native libraries copied. 347 */ 348 private File mAppLib32InstallDir; 349 350 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 351 // apps. 352 final File mDrmAppPrivateInstallDir; 353 354 // ---------------------------------------------------------------- 355 356 // Lock for state used when installing and doing other long running 357 // operations. Methods that must be called with this lock held have 358 // the suffix "LI". 359 final Object mInstallLock = new Object(); 360 361 // These are the directories in the 3rd party applications installed dir 362 // that we have currently loaded packages from. Keys are the application's 363 // installed zip file (absolute codePath), and values are Package. 364 final HashMap<String, PackageParser.Package> mAppDirs = 365 new HashMap<String, PackageParser.Package>(); 366 367 // ---------------------------------------------------------------- 368 369 // Keys are String (package name), values are Package. This also serves 370 // as the lock for the global state. Methods that must be called with 371 // this lock held have the prefix "LP". 372 final HashMap<String, PackageParser.Package> mPackages = 373 new HashMap<String, PackageParser.Package>(); 374 375 // Tracks available target package names -> overlay package paths. 376 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 377 new HashMap<String, HashMap<String, PackageParser.Package>>(); 378 379 final Settings mSettings; 380 boolean mRestoredSettings; 381 382 // System configuration read by SystemConfig. 383 final int[] mGlobalGids; 384 final SparseArray<HashSet<String>> mSystemPermissions; 385 final HashMap<String, FeatureInfo> mAvailableFeatures; 386 387 // If mac_permissions.xml was found for seinfo labeling. 388 boolean mFoundPolicyFile; 389 390 // If a recursive restorecon of /data/data/<pkg> is needed. 391 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 392 393 public static final class SharedLibraryEntry { 394 public final String path; 395 public final String apk; 396 397 SharedLibraryEntry(String _path, String _apk) { 398 path = _path; 399 apk = _apk; 400 } 401 } 402 403 // Currently known shared libraries. 404 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 405 new HashMap<String, SharedLibraryEntry>(); 406 407 // All available activities, for your resolving pleasure. 408 final ActivityIntentResolver mActivities = 409 new ActivityIntentResolver(); 410 411 // All available receivers, for your resolving pleasure. 412 final ActivityIntentResolver mReceivers = 413 new ActivityIntentResolver(); 414 415 // All available services, for your resolving pleasure. 416 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 417 418 // All available providers, for your resolving pleasure. 419 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 420 421 // Mapping from provider base names (first directory in content URI codePath) 422 // to the provider information. 423 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 424 new HashMap<String, PackageParser.Provider>(); 425 426 // Mapping from instrumentation class names to info about them. 427 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 428 new HashMap<ComponentName, PackageParser.Instrumentation>(); 429 430 // Mapping from permission names to info about them. 431 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 432 new HashMap<String, PackageParser.PermissionGroup>(); 433 434 // Packages whose data we have transfered into another package, thus 435 // should no longer exist. 436 final HashSet<String> mTransferedPackages = new HashSet<String>(); 437 438 // Broadcast actions that are only available to the system. 439 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 440 441 /** List of packages waiting for verification. */ 442 final SparseArray<PackageVerificationState> mPendingVerification 443 = new SparseArray<PackageVerificationState>(); 444 445 /** Set of packages associated with each app op permission. */ 446 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 447 448 final PackageInstallerService mInstallerService; 449 450 HashSet<PackageParser.Package> mDeferredDexOpt = null; 451 452 // Cache of users who need badging. 453 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 454 455 /** Token for keys in mPendingVerification. */ 456 private int mPendingVerificationToken = 0; 457 458 boolean mSystemReady; 459 boolean mSafeMode; 460 boolean mHasSystemUidErrors; 461 462 ApplicationInfo mAndroidApplication; 463 final ActivityInfo mResolveActivity = new ActivityInfo(); 464 final ResolveInfo mResolveInfo = new ResolveInfo(); 465 ComponentName mResolveComponentName; 466 PackageParser.Package mPlatformPackage; 467 ComponentName mCustomResolverComponentName; 468 469 boolean mResolverReplaced = false; 470 471 // Set of pending broadcasts for aggregating enable/disable of components. 472 static class PendingPackageBroadcasts { 473 // for each user id, a map of <package name -> components within that package> 474 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 475 476 public PendingPackageBroadcasts() { 477 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 478 } 479 480 public ArrayList<String> get(int userId, String packageName) { 481 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 482 return packages.get(packageName); 483 } 484 485 public void put(int userId, String packageName, ArrayList<String> components) { 486 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 487 packages.put(packageName, components); 488 } 489 490 public void remove(int userId, String packageName) { 491 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 492 if (packages != null) { 493 packages.remove(packageName); 494 } 495 } 496 497 public void remove(int userId) { 498 mUidMap.remove(userId); 499 } 500 501 public int userIdCount() { 502 return mUidMap.size(); 503 } 504 505 public int userIdAt(int n) { 506 return mUidMap.keyAt(n); 507 } 508 509 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 510 return mUidMap.get(userId); 511 } 512 513 public int size() { 514 // total number of pending broadcast entries across all userIds 515 int num = 0; 516 for (int i = 0; i< mUidMap.size(); i++) { 517 num += mUidMap.valueAt(i).size(); 518 } 519 return num; 520 } 521 522 public void clear() { 523 mUidMap.clear(); 524 } 525 526 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 527 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 528 if (map == null) { 529 map = new HashMap<String, ArrayList<String>>(); 530 mUidMap.put(userId, map); 531 } 532 return map; 533 } 534 } 535 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 536 537 // Service Connection to remote media container service to copy 538 // package uri's from external media onto secure containers 539 // or internal storage. 540 private IMediaContainerService mContainerService = null; 541 542 static final int SEND_PENDING_BROADCAST = 1; 543 static final int MCS_BOUND = 3; 544 static final int END_COPY = 4; 545 static final int INIT_COPY = 5; 546 static final int MCS_UNBIND = 6; 547 static final int START_CLEANING_PACKAGE = 7; 548 static final int FIND_INSTALL_LOC = 8; 549 static final int POST_INSTALL = 9; 550 static final int MCS_RECONNECT = 10; 551 static final int MCS_GIVE_UP = 11; 552 static final int UPDATED_MEDIA_STATUS = 12; 553 static final int WRITE_SETTINGS = 13; 554 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 555 static final int PACKAGE_VERIFIED = 15; 556 static final int CHECK_PENDING_VERIFICATION = 16; 557 558 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 559 560 // Delay time in millisecs 561 static final int BROADCAST_DELAY = 10 * 1000; 562 563 static UserManagerService sUserManager; 564 565 // Stores a list of users whose package restrictions file needs to be updated 566 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 567 568 final private DefaultContainerConnection mDefContainerConn = 569 new DefaultContainerConnection(); 570 class DefaultContainerConnection implements ServiceConnection { 571 public void onServiceConnected(ComponentName name, IBinder service) { 572 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 573 IMediaContainerService imcs = 574 IMediaContainerService.Stub.asInterface(service); 575 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 576 } 577 578 public void onServiceDisconnected(ComponentName name) { 579 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 580 } 581 }; 582 583 // Recordkeeping of restore-after-install operations that are currently in flight 584 // between the Package Manager and the Backup Manager 585 class PostInstallData { 586 public InstallArgs args; 587 public PackageInstalledInfo res; 588 589 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 590 args = _a; 591 res = _r; 592 } 593 }; 594 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 595 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 596 597 private final String mRequiredVerifierPackage; 598 599 private final PackageUsage mPackageUsage = new PackageUsage(); 600 601 private class PackageUsage { 602 private static final int WRITE_INTERVAL 603 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 604 605 private final Object mFileLock = new Object(); 606 private final AtomicLong mLastWritten = new AtomicLong(0); 607 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 608 609 private boolean mIsHistoricalPackageUsageAvailable = true; 610 611 boolean isHistoricalPackageUsageAvailable() { 612 return mIsHistoricalPackageUsageAvailable; 613 } 614 615 void write(boolean force) { 616 if (force) { 617 writeInternal(); 618 return; 619 } 620 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 621 && !DEBUG_DEXOPT) { 622 return; 623 } 624 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 625 new Thread("PackageUsage_DiskWriter") { 626 @Override 627 public void run() { 628 try { 629 writeInternal(); 630 } finally { 631 mBackgroundWriteRunning.set(false); 632 } 633 } 634 }.start(); 635 } 636 } 637 638 private void writeInternal() { 639 synchronized (mPackages) { 640 synchronized (mFileLock) { 641 AtomicFile file = getFile(); 642 FileOutputStream f = null; 643 try { 644 f = file.startWrite(); 645 BufferedOutputStream out = new BufferedOutputStream(f); 646 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 647 StringBuilder sb = new StringBuilder(); 648 for (PackageParser.Package pkg : mPackages.values()) { 649 if (pkg.mLastPackageUsageTimeInMills == 0) { 650 continue; 651 } 652 sb.setLength(0); 653 sb.append(pkg.packageName); 654 sb.append(' '); 655 sb.append((long)pkg.mLastPackageUsageTimeInMills); 656 sb.append('\n'); 657 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 658 } 659 out.flush(); 660 file.finishWrite(f); 661 } catch (IOException e) { 662 if (f != null) { 663 file.failWrite(f); 664 } 665 Log.e(TAG, "Failed to write package usage times", e); 666 } 667 } 668 } 669 mLastWritten.set(SystemClock.elapsedRealtime()); 670 } 671 672 void readLP() { 673 synchronized (mFileLock) { 674 AtomicFile file = getFile(); 675 BufferedInputStream in = null; 676 try { 677 in = new BufferedInputStream(file.openRead()); 678 StringBuffer sb = new StringBuffer(); 679 while (true) { 680 String packageName = readToken(in, sb, ' '); 681 if (packageName == null) { 682 break; 683 } 684 String timeInMillisString = readToken(in, sb, '\n'); 685 if (timeInMillisString == null) { 686 throw new IOException("Failed to find last usage time for package " 687 + packageName); 688 } 689 PackageParser.Package pkg = mPackages.get(packageName); 690 if (pkg == null) { 691 continue; 692 } 693 long timeInMillis; 694 try { 695 timeInMillis = Long.parseLong(timeInMillisString.toString()); 696 } catch (NumberFormatException e) { 697 throw new IOException("Failed to parse " + timeInMillisString 698 + " as a long.", e); 699 } 700 pkg.mLastPackageUsageTimeInMills = timeInMillis; 701 } 702 } catch (FileNotFoundException expected) { 703 mIsHistoricalPackageUsageAvailable = false; 704 } catch (IOException e) { 705 Log.w(TAG, "Failed to read package usage times", e); 706 } finally { 707 IoUtils.closeQuietly(in); 708 } 709 } 710 mLastWritten.set(SystemClock.elapsedRealtime()); 711 } 712 713 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 714 throws IOException { 715 sb.setLength(0); 716 while (true) { 717 int ch = in.read(); 718 if (ch == -1) { 719 if (sb.length() == 0) { 720 return null; 721 } 722 throw new IOException("Unexpected EOF"); 723 } 724 if (ch == endOfToken) { 725 return sb.toString(); 726 } 727 sb.append((char)ch); 728 } 729 } 730 731 private AtomicFile getFile() { 732 File dataDir = Environment.getDataDirectory(); 733 File systemDir = new File(dataDir, "system"); 734 File fname = new File(systemDir, "package-usage.list"); 735 return new AtomicFile(fname); 736 } 737 } 738 739 class PackageHandler extends Handler { 740 private boolean mBound = false; 741 final ArrayList<HandlerParams> mPendingInstalls = 742 new ArrayList<HandlerParams>(); 743 744 private boolean connectToService() { 745 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 746 " DefaultContainerService"); 747 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 748 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 749 if (mContext.bindServiceAsUser(service, mDefContainerConn, 750 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 751 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 752 mBound = true; 753 return true; 754 } 755 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 756 return false; 757 } 758 759 private void disconnectService() { 760 mContainerService = null; 761 mBound = false; 762 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 763 mContext.unbindService(mDefContainerConn); 764 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 765 } 766 767 PackageHandler(Looper looper) { 768 super(looper); 769 } 770 771 public void handleMessage(Message msg) { 772 try { 773 doHandleMessage(msg); 774 } finally { 775 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 776 } 777 } 778 779 void doHandleMessage(Message msg) { 780 switch (msg.what) { 781 case INIT_COPY: { 782 HandlerParams params = (HandlerParams) msg.obj; 783 int idx = mPendingInstalls.size(); 784 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 785 // If a bind was already initiated we dont really 786 // need to do anything. The pending install 787 // will be processed later on. 788 if (!mBound) { 789 // If this is the only one pending we might 790 // have to bind to the service again. 791 if (!connectToService()) { 792 Slog.e(TAG, "Failed to bind to media container service"); 793 params.serviceError(); 794 return; 795 } else { 796 // Once we bind to the service, the first 797 // pending request will be processed. 798 mPendingInstalls.add(idx, params); 799 } 800 } else { 801 mPendingInstalls.add(idx, params); 802 // Already bound to the service. Just make 803 // sure we trigger off processing the first request. 804 if (idx == 0) { 805 mHandler.sendEmptyMessage(MCS_BOUND); 806 } 807 } 808 break; 809 } 810 case MCS_BOUND: { 811 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 812 if (msg.obj != null) { 813 mContainerService = (IMediaContainerService) msg.obj; 814 } 815 if (mContainerService == null) { 816 // Something seriously wrong. Bail out 817 Slog.e(TAG, "Cannot bind to media container service"); 818 for (HandlerParams params : mPendingInstalls) { 819 // Indicate service bind error 820 params.serviceError(); 821 } 822 mPendingInstalls.clear(); 823 } else if (mPendingInstalls.size() > 0) { 824 HandlerParams params = mPendingInstalls.get(0); 825 if (params != null) { 826 if (params.startCopy()) { 827 // We are done... look for more work or to 828 // go idle. 829 if (DEBUG_SD_INSTALL) Log.i(TAG, 830 "Checking for more work or unbind..."); 831 // Delete pending install 832 if (mPendingInstalls.size() > 0) { 833 mPendingInstalls.remove(0); 834 } 835 if (mPendingInstalls.size() == 0) { 836 if (mBound) { 837 if (DEBUG_SD_INSTALL) Log.i(TAG, 838 "Posting delayed MCS_UNBIND"); 839 removeMessages(MCS_UNBIND); 840 Message ubmsg = obtainMessage(MCS_UNBIND); 841 // Unbind after a little delay, to avoid 842 // continual thrashing. 843 sendMessageDelayed(ubmsg, 10000); 844 } 845 } else { 846 // There are more pending requests in queue. 847 // Just post MCS_BOUND message to trigger processing 848 // of next pending install. 849 if (DEBUG_SD_INSTALL) Log.i(TAG, 850 "Posting MCS_BOUND for next work"); 851 mHandler.sendEmptyMessage(MCS_BOUND); 852 } 853 } 854 } 855 } else { 856 // Should never happen ideally. 857 Slog.w(TAG, "Empty queue"); 858 } 859 break; 860 } 861 case MCS_RECONNECT: { 862 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 863 if (mPendingInstalls.size() > 0) { 864 if (mBound) { 865 disconnectService(); 866 } 867 if (!connectToService()) { 868 Slog.e(TAG, "Failed to bind to media container service"); 869 for (HandlerParams params : mPendingInstalls) { 870 // Indicate service bind error 871 params.serviceError(); 872 } 873 mPendingInstalls.clear(); 874 } 875 } 876 break; 877 } 878 case MCS_UNBIND: { 879 // If there is no actual work left, then time to unbind. 880 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 881 882 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 883 if (mBound) { 884 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 885 886 disconnectService(); 887 } 888 } else if (mPendingInstalls.size() > 0) { 889 // There are more pending requests in queue. 890 // Just post MCS_BOUND message to trigger processing 891 // of next pending install. 892 mHandler.sendEmptyMessage(MCS_BOUND); 893 } 894 895 break; 896 } 897 case MCS_GIVE_UP: { 898 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 899 mPendingInstalls.remove(0); 900 break; 901 } 902 case SEND_PENDING_BROADCAST: { 903 String packages[]; 904 ArrayList<String> components[]; 905 int size = 0; 906 int uids[]; 907 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 908 synchronized (mPackages) { 909 if (mPendingBroadcasts == null) { 910 return; 911 } 912 size = mPendingBroadcasts.size(); 913 if (size <= 0) { 914 // Nothing to be done. Just return 915 return; 916 } 917 packages = new String[size]; 918 components = new ArrayList[size]; 919 uids = new int[size]; 920 int i = 0; // filling out the above arrays 921 922 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 923 int packageUserId = mPendingBroadcasts.userIdAt(n); 924 Iterator<Map.Entry<String, ArrayList<String>>> it 925 = mPendingBroadcasts.packagesForUserId(packageUserId) 926 .entrySet().iterator(); 927 while (it.hasNext() && i < size) { 928 Map.Entry<String, ArrayList<String>> ent = it.next(); 929 packages[i] = ent.getKey(); 930 components[i] = ent.getValue(); 931 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 932 uids[i] = (ps != null) 933 ? UserHandle.getUid(packageUserId, ps.appId) 934 : -1; 935 i++; 936 } 937 } 938 size = i; 939 mPendingBroadcasts.clear(); 940 } 941 // Send broadcasts 942 for (int i = 0; i < size; i++) { 943 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 944 } 945 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 946 break; 947 } 948 case START_CLEANING_PACKAGE: { 949 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 950 final String packageName = (String)msg.obj; 951 final int userId = msg.arg1; 952 final boolean andCode = msg.arg2 != 0; 953 synchronized (mPackages) { 954 if (userId == UserHandle.USER_ALL) { 955 int[] users = sUserManager.getUserIds(); 956 for (int user : users) { 957 mSettings.addPackageToCleanLPw( 958 new PackageCleanItem(user, packageName, andCode)); 959 } 960 } else { 961 mSettings.addPackageToCleanLPw( 962 new PackageCleanItem(userId, packageName, andCode)); 963 } 964 } 965 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 966 startCleaningPackages(); 967 } break; 968 case POST_INSTALL: { 969 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 970 PostInstallData data = mRunningInstalls.get(msg.arg1); 971 mRunningInstalls.delete(msg.arg1); 972 boolean deleteOld = false; 973 974 if (data != null) { 975 InstallArgs args = data.args; 976 PackageInstalledInfo res = data.res; 977 978 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 979 res.removedInfo.sendBroadcast(false, true, false); 980 Bundle extras = new Bundle(1); 981 extras.putInt(Intent.EXTRA_UID, res.uid); 982 // Determine the set of users who are adding this 983 // package for the first time vs. those who are seeing 984 // an update. 985 int[] firstUsers; 986 int[] updateUsers = new int[0]; 987 if (res.origUsers == null || res.origUsers.length == 0) { 988 firstUsers = res.newUsers; 989 } else { 990 firstUsers = new int[0]; 991 for (int i=0; i<res.newUsers.length; i++) { 992 int user = res.newUsers[i]; 993 boolean isNew = true; 994 for (int j=0; j<res.origUsers.length; j++) { 995 if (res.origUsers[j] == user) { 996 isNew = false; 997 break; 998 } 999 } 1000 if (isNew) { 1001 int[] newFirst = new int[firstUsers.length+1]; 1002 System.arraycopy(firstUsers, 0, newFirst, 0, 1003 firstUsers.length); 1004 newFirst[firstUsers.length] = user; 1005 firstUsers = newFirst; 1006 } else { 1007 int[] newUpdate = new int[updateUsers.length+1]; 1008 System.arraycopy(updateUsers, 0, newUpdate, 0, 1009 updateUsers.length); 1010 newUpdate[updateUsers.length] = user; 1011 updateUsers = newUpdate; 1012 } 1013 } 1014 } 1015 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1016 res.pkg.applicationInfo.packageName, 1017 extras, null, null, firstUsers); 1018 final boolean update = res.removedInfo.removedPackage != null; 1019 if (update) { 1020 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1021 } 1022 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1023 res.pkg.applicationInfo.packageName, 1024 extras, null, null, updateUsers); 1025 if (update) { 1026 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1027 res.pkg.applicationInfo.packageName, 1028 extras, null, null, updateUsers); 1029 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1030 null, null, 1031 res.pkg.applicationInfo.packageName, null, updateUsers); 1032 1033 // treat asec-hosted packages like removable media on upgrade 1034 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1035 if (DEBUG_INSTALL) { 1036 Slog.i(TAG, "upgrading pkg " + res.pkg 1037 + " is ASEC-hosted -> AVAILABLE"); 1038 } 1039 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1040 ArrayList<String> pkgList = new ArrayList<String>(1); 1041 pkgList.add(res.pkg.applicationInfo.packageName); 1042 sendResourcesChangedBroadcast(true, true, 1043 pkgList,uidArray, null); 1044 } 1045 } 1046 if (res.removedInfo.args != null) { 1047 // Remove the replaced package's older resources safely now 1048 deleteOld = true; 1049 } 1050 1051 // Log current value of "unknown sources" setting 1052 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1053 getUnknownSourcesSettings()); 1054 } 1055 // Force a gc to clear up things 1056 Runtime.getRuntime().gc(); 1057 // We delete after a gc for applications on sdcard. 1058 if (deleteOld) { 1059 synchronized (mInstallLock) { 1060 res.removedInfo.args.doPostDeleteLI(true); 1061 } 1062 } 1063 if (args.observer != null) { 1064 try { 1065 Bundle extras = extrasForInstallResult(res); 1066 args.observer.packageInstalled(res.name, extras, res.returnCode, 1067 res.returnMsg); 1068 } catch (RemoteException e) { 1069 Slog.i(TAG, "Observer no longer exists."); 1070 } 1071 } 1072 } else { 1073 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1074 } 1075 } break; 1076 case UPDATED_MEDIA_STATUS: { 1077 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1078 boolean reportStatus = msg.arg1 == 1; 1079 boolean doGc = msg.arg2 == 1; 1080 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1081 if (doGc) { 1082 // Force a gc to clear up stale containers. 1083 Runtime.getRuntime().gc(); 1084 } 1085 if (msg.obj != null) { 1086 @SuppressWarnings("unchecked") 1087 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1088 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1089 // Unload containers 1090 unloadAllContainers(args); 1091 } 1092 if (reportStatus) { 1093 try { 1094 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1095 PackageHelper.getMountService().finishMediaUpdate(); 1096 } catch (RemoteException e) { 1097 Log.e(TAG, "MountService not running?"); 1098 } 1099 } 1100 } break; 1101 case WRITE_SETTINGS: { 1102 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1103 synchronized (mPackages) { 1104 removeMessages(WRITE_SETTINGS); 1105 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1106 mSettings.writeLPr(); 1107 mDirtyUsers.clear(); 1108 } 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1110 } break; 1111 case WRITE_PACKAGE_RESTRICTIONS: { 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1113 synchronized (mPackages) { 1114 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1115 for (int userId : mDirtyUsers) { 1116 mSettings.writePackageRestrictionsLPr(userId); 1117 } 1118 mDirtyUsers.clear(); 1119 } 1120 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1121 } break; 1122 case CHECK_PENDING_VERIFICATION: { 1123 final int verificationId = msg.arg1; 1124 final PackageVerificationState state = mPendingVerification.get(verificationId); 1125 1126 if ((state != null) && !state.timeoutExtended()) { 1127 final InstallArgs args = state.getInstallArgs(); 1128 final Uri originUri = Uri.fromFile(args.originFile); 1129 1130 Slog.i(TAG, "Verification timed out for " + originUri); 1131 mPendingVerification.remove(verificationId); 1132 1133 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1134 1135 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1136 Slog.i(TAG, "Continuing with installation of " + originUri); 1137 state.setVerifierResponse(Binder.getCallingUid(), 1138 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1139 broadcastPackageVerified(verificationId, originUri, 1140 PackageManager.VERIFICATION_ALLOW, 1141 state.getInstallArgs().getUser()); 1142 try { 1143 ret = args.copyApk(mContainerService, true); 1144 } catch (RemoteException e) { 1145 Slog.e(TAG, "Could not contact the ContainerService"); 1146 } 1147 } else { 1148 broadcastPackageVerified(verificationId, originUri, 1149 PackageManager.VERIFICATION_REJECT, 1150 state.getInstallArgs().getUser()); 1151 } 1152 1153 processPendingInstall(args, ret); 1154 mHandler.sendEmptyMessage(MCS_UNBIND); 1155 } 1156 break; 1157 } 1158 case PACKAGE_VERIFIED: { 1159 final int verificationId = msg.arg1; 1160 1161 final PackageVerificationState state = mPendingVerification.get(verificationId); 1162 if (state == null) { 1163 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1164 break; 1165 } 1166 1167 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1168 1169 state.setVerifierResponse(response.callerUid, response.code); 1170 1171 if (state.isVerificationComplete()) { 1172 mPendingVerification.remove(verificationId); 1173 1174 final InstallArgs args = state.getInstallArgs(); 1175 final Uri originUri = Uri.fromFile(args.originFile); 1176 1177 int ret; 1178 if (state.isInstallAllowed()) { 1179 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1180 broadcastPackageVerified(verificationId, originUri, 1181 response.code, state.getInstallArgs().getUser()); 1182 try { 1183 ret = args.copyApk(mContainerService, true); 1184 } catch (RemoteException e) { 1185 Slog.e(TAG, "Could not contact the ContainerService"); 1186 } 1187 } else { 1188 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1189 } 1190 1191 processPendingInstall(args, ret); 1192 1193 mHandler.sendEmptyMessage(MCS_UNBIND); 1194 } 1195 1196 break; 1197 } 1198 } 1199 } 1200 } 1201 1202 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1203 Bundle extras = null; 1204 switch (res.returnCode) { 1205 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1206 extras = new Bundle(); 1207 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1208 res.origPermission); 1209 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1210 res.origPackage); 1211 break; 1212 } 1213 } 1214 return extras; 1215 } 1216 1217 void scheduleWriteSettingsLocked() { 1218 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1219 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1220 } 1221 } 1222 1223 void scheduleWritePackageRestrictionsLocked(int userId) { 1224 if (!sUserManager.exists(userId)) return; 1225 mDirtyUsers.add(userId); 1226 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1227 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1228 } 1229 } 1230 1231 public static final PackageManagerService main(Context context, Installer installer, 1232 boolean factoryTest, boolean onlyCore) { 1233 PackageManagerService m = new PackageManagerService(context, installer, 1234 factoryTest, onlyCore); 1235 ServiceManager.addService("package", m); 1236 return m; 1237 } 1238 1239 static String[] splitString(String str, char sep) { 1240 int count = 1; 1241 int i = 0; 1242 while ((i=str.indexOf(sep, i)) >= 0) { 1243 count++; 1244 i++; 1245 } 1246 1247 String[] res = new String[count]; 1248 i=0; 1249 count = 0; 1250 int lastI=0; 1251 while ((i=str.indexOf(sep, i)) >= 0) { 1252 res[count] = str.substring(lastI, i); 1253 count++; 1254 i++; 1255 lastI = i; 1256 } 1257 res[count] = str.substring(lastI, str.length()); 1258 return res; 1259 } 1260 1261 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1262 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1263 Context.DISPLAY_SERVICE); 1264 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1265 } 1266 1267 public PackageManagerService(Context context, Installer installer, 1268 boolean factoryTest, boolean onlyCore) { 1269 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1270 SystemClock.uptimeMillis()); 1271 1272 if (mSdkVersion <= 0) { 1273 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1274 } 1275 1276 mContext = context; 1277 mFactoryTest = factoryTest; 1278 mOnlyCore = onlyCore; 1279 mMetrics = new DisplayMetrics(); 1280 mSettings = new Settings(context); 1281 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1282 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1283 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1284 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1285 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1286 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1287 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1288 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1289 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1290 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1291 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1292 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1293 1294 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1295 if (separateProcesses != null && separateProcesses.length() > 0) { 1296 if ("*".equals(separateProcesses)) { 1297 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1298 mSeparateProcesses = null; 1299 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1300 } else { 1301 mDefParseFlags = 0; 1302 mSeparateProcesses = separateProcesses.split(","); 1303 Slog.w(TAG, "Running with debug.separate_processes: " 1304 + separateProcesses); 1305 } 1306 } else { 1307 mDefParseFlags = 0; 1308 mSeparateProcesses = null; 1309 } 1310 1311 mInstaller = installer; 1312 1313 getDefaultDisplayMetrics(context, mMetrics); 1314 1315 SystemConfig systemConfig = SystemConfig.getInstance(); 1316 mGlobalGids = systemConfig.getGlobalGids(); 1317 mSystemPermissions = systemConfig.getSystemPermissions(); 1318 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1319 1320 synchronized (mInstallLock) { 1321 // writer 1322 synchronized (mPackages) { 1323 mHandlerThread = new ServiceThread(TAG, 1324 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1325 mHandlerThread.start(); 1326 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1327 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1328 1329 File dataDir = Environment.getDataDirectory(); 1330 mAppDataDir = new File(dataDir, "data"); 1331 mAppInstallDir = new File(dataDir, "app"); 1332 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1333 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1334 mUserAppDataDir = new File(dataDir, "user"); 1335 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1336 1337 sUserManager = new UserManagerService(context, this, 1338 mInstallLock, mPackages); 1339 1340 // Propagate permission configuration in to package manager. 1341 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1342 = systemConfig.getPermissions(); 1343 for (int i=0; i<permConfig.size(); i++) { 1344 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1345 BasePermission bp = mSettings.mPermissions.get(perm.name); 1346 if (bp == null) { 1347 bp = new BasePermission(perm.name, null, BasePermission.TYPE_BUILTIN); 1348 mSettings.mPermissions.put(perm.name, bp); 1349 } 1350 if (perm.gids != null) { 1351 bp.gids = appendInts(bp.gids, perm.gids); 1352 } 1353 } 1354 1355 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1356 for (int i=0; i<libConfig.size(); i++) { 1357 mSharedLibraries.put(libConfig.keyAt(i), 1358 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1359 } 1360 1361 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1362 1363 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1364 mSdkVersion, mOnlyCore); 1365 1366 String customResolverActivity = Resources.getSystem().getString( 1367 R.string.config_customResolverActivity); 1368 if (TextUtils.isEmpty(customResolverActivity)) { 1369 customResolverActivity = null; 1370 } else { 1371 mCustomResolverComponentName = ComponentName.unflattenFromString( 1372 customResolverActivity); 1373 } 1374 1375 long startTime = SystemClock.uptimeMillis(); 1376 1377 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1378 startTime); 1379 1380 // Set flag to monitor and not change apk file paths when 1381 // scanning install directories. 1382 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1383 1384 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1385 1386 /** 1387 * Add everything in the in the boot class path to the 1388 * list of process files because dexopt will have been run 1389 * if necessary during zygote startup. 1390 */ 1391 String bootClassPath = System.getProperty("java.boot.class.path"); 1392 if (bootClassPath != null) { 1393 String[] paths = splitString(bootClassPath, ':'); 1394 for (int i=0; i<paths.length; i++) { 1395 alreadyDexOpted.add(paths[i]); 1396 } 1397 } else { 1398 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1399 } 1400 1401 boolean didDexOptLibraryOrTool = false; 1402 1403 final List<String> instructionSets = getAllInstructionSets(); 1404 1405 /** 1406 * Ensure all external libraries have had dexopt run on them. 1407 */ 1408 if (mSharedLibraries.size() > 0) { 1409 // NOTE: For now, we're compiling these system "shared libraries" 1410 // (and framework jars) into all available architectures. It's possible 1411 // to compile them only when we come across an app that uses them (there's 1412 // already logic for that in scanPackageLI) but that adds some complexity. 1413 for (String instructionSet : instructionSets) { 1414 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1415 final String lib = libEntry.path; 1416 if (lib == null) { 1417 continue; 1418 } 1419 1420 try { 1421 if (DexFile.isDexOptNeededInternal(lib, null, instructionSet, false)) { 1422 alreadyDexOpted.add(lib); 1423 1424 // The list of "shared libraries" we have at this point is 1425 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, instructionSet); 1426 didDexOptLibraryOrTool = true; 1427 } 1428 } catch (FileNotFoundException e) { 1429 Slog.w(TAG, "Library not found: " + lib); 1430 } catch (IOException e) { 1431 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1432 + e.getMessage()); 1433 } 1434 } 1435 } 1436 } 1437 1438 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1439 1440 // Gross hack for now: we know this file doesn't contain any 1441 // code, so don't dexopt it to avoid the resulting log spew. 1442 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1443 1444 // Gross hack for now: we know this file is only part of 1445 // the boot class path for art, so don't dexopt it to 1446 // avoid the resulting log spew. 1447 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1448 1449 /** 1450 * And there are a number of commands implemented in Java, which 1451 * we currently need to do the dexopt on so that they can be 1452 * run from a non-root shell. 1453 */ 1454 String[] frameworkFiles = frameworkDir.list(); 1455 if (frameworkFiles != null) { 1456 // TODO: We could compile these only for the most preferred ABI. We should 1457 // first double check that the dex files for these commands are not referenced 1458 // by other system apps. 1459 for (String instructionSet : instructionSets) { 1460 for (int i=0; i<frameworkFiles.length; i++) { 1461 File libPath = new File(frameworkDir, frameworkFiles[i]); 1462 String path = libPath.getPath(); 1463 // Skip the file if we already did it. 1464 if (alreadyDexOpted.contains(path)) { 1465 continue; 1466 } 1467 // Skip the file if it is not a type we want to dexopt. 1468 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1469 continue; 1470 } 1471 try { 1472 if (DexFile.isDexOptNeededInternal(path, null, instructionSet, false)) { 1473 mInstaller.dexopt(path, Process.SYSTEM_UID, true, instructionSet); 1474 didDexOptLibraryOrTool = true; 1475 } 1476 } catch (FileNotFoundException e) { 1477 Slog.w(TAG, "Jar not found: " + path); 1478 } catch (IOException e) { 1479 Slog.w(TAG, "Exception reading jar: " + path, e); 1480 } 1481 } 1482 } 1483 } 1484 1485 if (didDexOptLibraryOrTool) { 1486 // If we dexopted a library or tool, then something on the system has 1487 // changed. Consider this significant, and wipe away all other 1488 // existing dexopt files to ensure we don't leave any dangling around. 1489 // 1490 // TODO: This should be revisited because it isn't as good an indicator 1491 // as it used to be. It used to include the boot classpath but at some point 1492 // DexFile.isDexOptNeeded started returning false for the boot 1493 // class path files in all cases. It is very possible in a 1494 // small maintenance release update that the library and tool 1495 // jars may be unchanged but APK could be removed resulting in 1496 // unused dalvik-cache files. 1497 for (String instructionSet : instructionSets) { 1498 mInstaller.pruneDexCache(instructionSet); 1499 } 1500 1501 // Additionally, delete all dex files from the root directory 1502 // since there shouldn't be any there anyway, unless we're upgrading 1503 // from an older OS version or a build that contained the "old" style 1504 // flat scheme. 1505 mInstaller.pruneDexCache("."); 1506 } 1507 1508 // Collect vendor overlay packages. 1509 // (Do this before scanning any apps.) 1510 // For security and version matching reason, only consider 1511 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1512 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1513 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1514 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1515 1516 // Find base frameworks (resource packages without code). 1517 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1518 | PackageParser.PARSE_IS_SYSTEM_DIR 1519 | PackageParser.PARSE_IS_PRIVILEGED, 1520 scanMode | SCAN_NO_DEX, 0); 1521 1522 // Collected privileged system packages. 1523 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1524 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1525 | PackageParser.PARSE_IS_SYSTEM_DIR 1526 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1527 1528 // Collect ordinary system packages. 1529 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1530 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1531 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1532 1533 // Collect all vendor packages. 1534 File vendorAppDir = new File("/vendor/app"); 1535 try { 1536 vendorAppDir = vendorAppDir.getCanonicalFile(); 1537 } catch (IOException e) { 1538 // failed to look up canonical path, continue with original one 1539 } 1540 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1541 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1542 1543 // Collect all OEM packages. 1544 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1545 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1546 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1547 1548 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1549 mInstaller.moveFiles(); 1550 1551 // Prune any system packages that no longer exist. 1552 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1553 if (!mOnlyCore) { 1554 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1555 while (psit.hasNext()) { 1556 PackageSetting ps = psit.next(); 1557 1558 /* 1559 * If this is not a system app, it can't be a 1560 * disable system app. 1561 */ 1562 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1563 continue; 1564 } 1565 1566 /* 1567 * If the package is scanned, it's not erased. 1568 */ 1569 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1570 if (scannedPkg != null) { 1571 /* 1572 * If the system app is both scanned and in the 1573 * disabled packages list, then it must have been 1574 * added via OTA. Remove it from the currently 1575 * scanned package so the previously user-installed 1576 * application can be scanned. 1577 */ 1578 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1579 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1580 + "; removing system app"); 1581 removePackageLI(ps, true); 1582 } 1583 1584 continue; 1585 } 1586 1587 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1588 psit.remove(); 1589 String msg = "System package " + ps.name 1590 + " no longer exists; wiping its data"; 1591 reportSettingsProblem(Log.WARN, msg); 1592 removeDataDirsLI(ps.name); 1593 } else { 1594 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1595 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1596 possiblyDeletedUpdatedSystemApps.add(ps.name); 1597 } 1598 } 1599 } 1600 } 1601 1602 //look for any incomplete package installations 1603 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1604 //clean up list 1605 for(int i = 0; i < deletePkgsList.size(); i++) { 1606 //clean up here 1607 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1608 } 1609 //delete tmp files 1610 deleteTempPackageFiles(); 1611 1612 // Remove any shared userIDs that have no associated packages 1613 mSettings.pruneSharedUsersLPw(); 1614 1615 if (!mOnlyCore) { 1616 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1617 SystemClock.uptimeMillis()); 1618 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1619 1620 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1621 scanMode, 0); 1622 1623 /** 1624 * Remove disable package settings for any updated system 1625 * apps that were removed via an OTA. If they're not a 1626 * previously-updated app, remove them completely. 1627 * Otherwise, just revoke their system-level permissions. 1628 */ 1629 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1630 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1631 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1632 1633 String msg; 1634 if (deletedPkg == null) { 1635 msg = "Updated system package " + deletedAppName 1636 + " no longer exists; wiping its data"; 1637 removeDataDirsLI(deletedAppName); 1638 } else { 1639 msg = "Updated system app + " + deletedAppName 1640 + " no longer present; removing system privileges for " 1641 + deletedAppName; 1642 1643 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1644 1645 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1646 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1647 } 1648 reportSettingsProblem(Log.WARN, msg); 1649 } 1650 } 1651 1652 // Now that we know all of the shared libraries, update all clients to have 1653 // the correct library paths. 1654 updateAllSharedLibrariesLPw(); 1655 1656 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1657 // NOTE: We ignore potential failures here during a system scan (like 1658 // the rest of the commands above) because there's precious little we 1659 // can do about it. A settings error is reported, though. 1660 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1661 false /* force dexopt */, false /* defer dexopt */); 1662 } 1663 1664 // Now that we know all the packages we are keeping, 1665 // read and update their last usage times. 1666 mPackageUsage.readLP(); 1667 1668 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1669 SystemClock.uptimeMillis()); 1670 Slog.i(TAG, "Time to scan packages: " 1671 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1672 + " seconds"); 1673 1674 // If the platform SDK has changed since the last time we booted, 1675 // we need to re-grant app permission to catch any new ones that 1676 // appear. This is really a hack, and means that apps can in some 1677 // cases get permissions that the user didn't initially explicitly 1678 // allow... it would be nice to have some better way to handle 1679 // this situation. 1680 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1681 != mSdkVersion; 1682 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1683 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1684 + "; regranting permissions for internal storage"); 1685 mSettings.mInternalSdkPlatform = mSdkVersion; 1686 1687 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1688 | (regrantPermissions 1689 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1690 : 0)); 1691 1692 // If this is the first boot, and it is a normal boot, then 1693 // we need to initialize the default preferred apps. 1694 if (!mRestoredSettings && !onlyCore) { 1695 mSettings.readDefaultPreferredAppsLPw(this, 0); 1696 } 1697 1698 // If this is first boot after an OTA, and a normal boot, then 1699 // we need to clear code cache directories. 1700 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1701 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1702 for (String pkgName : mSettings.mPackages.keySet()) { 1703 deleteCodeCacheDirsLI(pkgName); 1704 } 1705 mSettings.mFingerprint = Build.FINGERPRINT; 1706 } 1707 1708 // All the changes are done during package scanning. 1709 mSettings.updateInternalDatabaseVersion(); 1710 1711 // can downgrade to reader 1712 mSettings.writeLPr(); 1713 1714 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1715 SystemClock.uptimeMillis()); 1716 1717 1718 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1719 } // synchronized (mPackages) 1720 } // synchronized (mInstallLock) 1721 1722 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1723 1724 // Now after opening every single application zip, make sure they 1725 // are all flushed. Not really needed, but keeps things nice and 1726 // tidy. 1727 Runtime.getRuntime().gc(); 1728 } 1729 1730 @Override 1731 public boolean isFirstBoot() { 1732 return !mRestoredSettings; 1733 } 1734 1735 @Override 1736 public boolean isOnlyCoreApps() { 1737 return mOnlyCore; 1738 } 1739 1740 private String getRequiredVerifierLPr() { 1741 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1742 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1743 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1744 1745 String requiredVerifier = null; 1746 1747 final int N = receivers.size(); 1748 for (int i = 0; i < N; i++) { 1749 final ResolveInfo info = receivers.get(i); 1750 1751 if (info.activityInfo == null) { 1752 continue; 1753 } 1754 1755 final String packageName = info.activityInfo.packageName; 1756 1757 final PackageSetting ps = mSettings.mPackages.get(packageName); 1758 if (ps == null) { 1759 continue; 1760 } 1761 1762 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1763 if (!gp.grantedPermissions 1764 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1765 continue; 1766 } 1767 1768 if (requiredVerifier != null) { 1769 throw new RuntimeException("There can be only one required verifier"); 1770 } 1771 1772 requiredVerifier = packageName; 1773 } 1774 1775 return requiredVerifier; 1776 } 1777 1778 @Override 1779 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1780 throws RemoteException { 1781 try { 1782 return super.onTransact(code, data, reply, flags); 1783 } catch (RuntimeException e) { 1784 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1785 Slog.wtf(TAG, "Package Manager Crash", e); 1786 } 1787 throw e; 1788 } 1789 } 1790 1791 void cleanupInstallFailedPackage(PackageSetting ps) { 1792 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1793 removeDataDirsLI(ps.name); 1794 1795 // TODO: try cleaning up codePath directory contents first, since it 1796 // might be a cluster 1797 1798 if (ps.codePath != null) { 1799 if (!ps.codePath.delete()) { 1800 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1801 } 1802 } 1803 if (ps.resourcePath != null) { 1804 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1805 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1806 } 1807 } 1808 mSettings.removePackageLPw(ps.name); 1809 } 1810 1811 static int[] appendInts(int[] cur, int[] add) { 1812 if (add == null) return cur; 1813 if (cur == null) return add; 1814 final int N = add.length; 1815 for (int i=0; i<N; i++) { 1816 cur = appendInt(cur, add[i]); 1817 } 1818 return cur; 1819 } 1820 1821 static int[] removeInts(int[] cur, int[] rem) { 1822 if (rem == null) return cur; 1823 if (cur == null) return cur; 1824 final int N = rem.length; 1825 for (int i=0; i<N; i++) { 1826 cur = removeInt(cur, rem[i]); 1827 } 1828 return cur; 1829 } 1830 1831 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1832 if (!sUserManager.exists(userId)) return null; 1833 final PackageSetting ps = (PackageSetting) p.mExtras; 1834 if (ps == null) { 1835 return null; 1836 } 1837 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1838 final PackageUserState state = ps.readUserState(userId); 1839 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1840 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1841 state, userId); 1842 } 1843 1844 @Override 1845 public boolean isPackageAvailable(String packageName, int userId) { 1846 if (!sUserManager.exists(userId)) return false; 1847 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1848 synchronized (mPackages) { 1849 PackageParser.Package p = mPackages.get(packageName); 1850 if (p != null) { 1851 final PackageSetting ps = (PackageSetting) p.mExtras; 1852 if (ps != null) { 1853 final PackageUserState state = ps.readUserState(userId); 1854 if (state != null) { 1855 return PackageParser.isAvailable(state); 1856 } 1857 } 1858 } 1859 } 1860 return false; 1861 } 1862 1863 @Override 1864 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1865 if (!sUserManager.exists(userId)) return null; 1866 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1867 // reader 1868 synchronized (mPackages) { 1869 PackageParser.Package p = mPackages.get(packageName); 1870 if (DEBUG_PACKAGE_INFO) 1871 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1872 if (p != null) { 1873 return generatePackageInfo(p, flags, userId); 1874 } 1875 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1876 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1877 } 1878 } 1879 return null; 1880 } 1881 1882 @Override 1883 public String[] currentToCanonicalPackageNames(String[] names) { 1884 String[] out = new String[names.length]; 1885 // reader 1886 synchronized (mPackages) { 1887 for (int i=names.length-1; i>=0; i--) { 1888 PackageSetting ps = mSettings.mPackages.get(names[i]); 1889 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1890 } 1891 } 1892 return out; 1893 } 1894 1895 @Override 1896 public String[] canonicalToCurrentPackageNames(String[] names) { 1897 String[] out = new String[names.length]; 1898 // reader 1899 synchronized (mPackages) { 1900 for (int i=names.length-1; i>=0; i--) { 1901 String cur = mSettings.mRenamedPackages.get(names[i]); 1902 out[i] = cur != null ? cur : names[i]; 1903 } 1904 } 1905 return out; 1906 } 1907 1908 @Override 1909 public int getPackageUid(String packageName, int userId) { 1910 if (!sUserManager.exists(userId)) return -1; 1911 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1912 // reader 1913 synchronized (mPackages) { 1914 PackageParser.Package p = mPackages.get(packageName); 1915 if(p != null) { 1916 return UserHandle.getUid(userId, p.applicationInfo.uid); 1917 } 1918 PackageSetting ps = mSettings.mPackages.get(packageName); 1919 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1920 return -1; 1921 } 1922 p = ps.pkg; 1923 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1924 } 1925 } 1926 1927 @Override 1928 public int[] getPackageGids(String packageName) { 1929 // reader 1930 synchronized (mPackages) { 1931 PackageParser.Package p = mPackages.get(packageName); 1932 if (DEBUG_PACKAGE_INFO) 1933 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1934 if (p != null) { 1935 final PackageSetting ps = (PackageSetting)p.mExtras; 1936 return ps.getGids(); 1937 } 1938 } 1939 // stupid thing to indicate an error. 1940 return new int[0]; 1941 } 1942 1943 static final PermissionInfo generatePermissionInfo( 1944 BasePermission bp, int flags) { 1945 if (bp.perm != null) { 1946 return PackageParser.generatePermissionInfo(bp.perm, flags); 1947 } 1948 PermissionInfo pi = new PermissionInfo(); 1949 pi.name = bp.name; 1950 pi.packageName = bp.sourcePackage; 1951 pi.nonLocalizedLabel = bp.name; 1952 pi.protectionLevel = bp.protectionLevel; 1953 return pi; 1954 } 1955 1956 @Override 1957 public PermissionInfo getPermissionInfo(String name, int flags) { 1958 // reader 1959 synchronized (mPackages) { 1960 final BasePermission p = mSettings.mPermissions.get(name); 1961 if (p != null) { 1962 return generatePermissionInfo(p, flags); 1963 } 1964 return null; 1965 } 1966 } 1967 1968 @Override 1969 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1970 // reader 1971 synchronized (mPackages) { 1972 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1973 for (BasePermission p : mSettings.mPermissions.values()) { 1974 if (group == null) { 1975 if (p.perm == null || p.perm.info.group == null) { 1976 out.add(generatePermissionInfo(p, flags)); 1977 } 1978 } else { 1979 if (p.perm != null && group.equals(p.perm.info.group)) { 1980 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1981 } 1982 } 1983 } 1984 1985 if (out.size() > 0) { 1986 return out; 1987 } 1988 return mPermissionGroups.containsKey(group) ? out : null; 1989 } 1990 } 1991 1992 @Override 1993 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1994 // reader 1995 synchronized (mPackages) { 1996 return PackageParser.generatePermissionGroupInfo( 1997 mPermissionGroups.get(name), flags); 1998 } 1999 } 2000 2001 @Override 2002 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2003 // reader 2004 synchronized (mPackages) { 2005 final int N = mPermissionGroups.size(); 2006 ArrayList<PermissionGroupInfo> out 2007 = new ArrayList<PermissionGroupInfo>(N); 2008 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2009 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2010 } 2011 return out; 2012 } 2013 } 2014 2015 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2016 int userId) { 2017 if (!sUserManager.exists(userId)) return null; 2018 PackageSetting ps = mSettings.mPackages.get(packageName); 2019 if (ps != null) { 2020 if (ps.pkg == null) { 2021 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2022 flags, userId); 2023 if (pInfo != null) { 2024 return pInfo.applicationInfo; 2025 } 2026 return null; 2027 } 2028 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2029 ps.readUserState(userId), userId); 2030 } 2031 return null; 2032 } 2033 2034 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2035 int userId) { 2036 if (!sUserManager.exists(userId)) return null; 2037 PackageSetting ps = mSettings.mPackages.get(packageName); 2038 if (ps != null) { 2039 PackageParser.Package pkg = ps.pkg; 2040 if (pkg == null) { 2041 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2042 return null; 2043 } 2044 // Only data remains, so we aren't worried about code paths 2045 pkg = new PackageParser.Package(packageName); 2046 pkg.applicationInfo.packageName = packageName; 2047 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2048 pkg.applicationInfo.dataDir = 2049 getDataPathForPackage(packageName, 0).getPath(); 2050 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2051 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2052 } 2053 return generatePackageInfo(pkg, flags, userId); 2054 } 2055 return null; 2056 } 2057 2058 @Override 2059 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2060 if (!sUserManager.exists(userId)) return null; 2061 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2062 // writer 2063 synchronized (mPackages) { 2064 PackageParser.Package p = mPackages.get(packageName); 2065 if (DEBUG_PACKAGE_INFO) Log.v( 2066 TAG, "getApplicationInfo " + packageName 2067 + ": " + p); 2068 if (p != null) { 2069 PackageSetting ps = mSettings.mPackages.get(packageName); 2070 if (ps == null) return null; 2071 // Note: isEnabledLP() does not apply here - always return info 2072 return PackageParser.generateApplicationInfo( 2073 p, flags, ps.readUserState(userId), userId); 2074 } 2075 if ("android".equals(packageName)||"system".equals(packageName)) { 2076 return mAndroidApplication; 2077 } 2078 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2079 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2080 } 2081 } 2082 return null; 2083 } 2084 2085 2086 @Override 2087 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2088 mContext.enforceCallingOrSelfPermission( 2089 android.Manifest.permission.CLEAR_APP_CACHE, null); 2090 // Queue up an async operation since clearing cache may take a little while. 2091 mHandler.post(new Runnable() { 2092 public void run() { 2093 mHandler.removeCallbacks(this); 2094 int retCode = -1; 2095 synchronized (mInstallLock) { 2096 retCode = mInstaller.freeCache(freeStorageSize); 2097 if (retCode < 0) { 2098 Slog.w(TAG, "Couldn't clear application caches"); 2099 } 2100 } 2101 if (observer != null) { 2102 try { 2103 observer.onRemoveCompleted(null, (retCode >= 0)); 2104 } catch (RemoteException e) { 2105 Slog.w(TAG, "RemoveException when invoking call back"); 2106 } 2107 } 2108 } 2109 }); 2110 } 2111 2112 @Override 2113 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2114 mContext.enforceCallingOrSelfPermission( 2115 android.Manifest.permission.CLEAR_APP_CACHE, null); 2116 // Queue up an async operation since clearing cache may take a little while. 2117 mHandler.post(new Runnable() { 2118 public void run() { 2119 mHandler.removeCallbacks(this); 2120 int retCode = -1; 2121 synchronized (mInstallLock) { 2122 retCode = mInstaller.freeCache(freeStorageSize); 2123 if (retCode < 0) { 2124 Slog.w(TAG, "Couldn't clear application caches"); 2125 } 2126 } 2127 if(pi != null) { 2128 try { 2129 // Callback via pending intent 2130 int code = (retCode >= 0) ? 1 : 0; 2131 pi.sendIntent(null, code, null, 2132 null, null); 2133 } catch (SendIntentException e1) { 2134 Slog.i(TAG, "Failed to send pending intent"); 2135 } 2136 } 2137 } 2138 }); 2139 } 2140 2141 void freeStorage(long freeStorageSize) throws IOException { 2142 synchronized (mInstallLock) { 2143 if (mInstaller.freeCache(freeStorageSize) < 0) { 2144 throw new IOException("Failed to free enough space"); 2145 } 2146 } 2147 } 2148 2149 @Override 2150 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2151 if (!sUserManager.exists(userId)) return null; 2152 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2153 synchronized (mPackages) { 2154 PackageParser.Activity a = mActivities.mActivities.get(component); 2155 2156 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2157 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2158 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2159 if (ps == null) return null; 2160 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2161 userId); 2162 } 2163 if (mResolveComponentName.equals(component)) { 2164 return mResolveActivity; 2165 } 2166 } 2167 return null; 2168 } 2169 2170 @Override 2171 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2172 String resolvedType) { 2173 synchronized (mPackages) { 2174 PackageParser.Activity a = mActivities.mActivities.get(component); 2175 if (a == null) { 2176 return false; 2177 } 2178 for (int i=0; i<a.intents.size(); i++) { 2179 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2180 intent.getData(), intent.getCategories(), TAG) >= 0) { 2181 return true; 2182 } 2183 } 2184 return false; 2185 } 2186 } 2187 2188 @Override 2189 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2190 if (!sUserManager.exists(userId)) return null; 2191 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2192 synchronized (mPackages) { 2193 PackageParser.Activity a = mReceivers.mActivities.get(component); 2194 if (DEBUG_PACKAGE_INFO) Log.v( 2195 TAG, "getReceiverInfo " + component + ": " + a); 2196 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2197 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2198 if (ps == null) return null; 2199 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2200 userId); 2201 } 2202 } 2203 return null; 2204 } 2205 2206 @Override 2207 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2208 if (!sUserManager.exists(userId)) return null; 2209 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2210 synchronized (mPackages) { 2211 PackageParser.Service s = mServices.mServices.get(component); 2212 if (DEBUG_PACKAGE_INFO) Log.v( 2213 TAG, "getServiceInfo " + component + ": " + s); 2214 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2215 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2216 if (ps == null) return null; 2217 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2218 userId); 2219 } 2220 } 2221 return null; 2222 } 2223 2224 @Override 2225 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2226 if (!sUserManager.exists(userId)) return null; 2227 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2228 synchronized (mPackages) { 2229 PackageParser.Provider p = mProviders.mProviders.get(component); 2230 if (DEBUG_PACKAGE_INFO) Log.v( 2231 TAG, "getProviderInfo " + component + ": " + p); 2232 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2233 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2234 if (ps == null) return null; 2235 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2236 userId); 2237 } 2238 } 2239 return null; 2240 } 2241 2242 @Override 2243 public String[] getSystemSharedLibraryNames() { 2244 Set<String> libSet; 2245 synchronized (mPackages) { 2246 libSet = mSharedLibraries.keySet(); 2247 int size = libSet.size(); 2248 if (size > 0) { 2249 String[] libs = new String[size]; 2250 libSet.toArray(libs); 2251 return libs; 2252 } 2253 } 2254 return null; 2255 } 2256 2257 @Override 2258 public FeatureInfo[] getSystemAvailableFeatures() { 2259 Collection<FeatureInfo> featSet; 2260 synchronized (mPackages) { 2261 featSet = mAvailableFeatures.values(); 2262 int size = featSet.size(); 2263 if (size > 0) { 2264 FeatureInfo[] features = new FeatureInfo[size+1]; 2265 featSet.toArray(features); 2266 FeatureInfo fi = new FeatureInfo(); 2267 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2268 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2269 features[size] = fi; 2270 return features; 2271 } 2272 } 2273 return null; 2274 } 2275 2276 @Override 2277 public boolean hasSystemFeature(String name) { 2278 synchronized (mPackages) { 2279 return mAvailableFeatures.containsKey(name); 2280 } 2281 } 2282 2283 private void checkValidCaller(int uid, int userId) { 2284 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2285 return; 2286 2287 throw new SecurityException("Caller uid=" + uid 2288 + " is not privileged to communicate with user=" + userId); 2289 } 2290 2291 @Override 2292 public int checkPermission(String permName, String pkgName) { 2293 synchronized (mPackages) { 2294 PackageParser.Package p = mPackages.get(pkgName); 2295 if (p != null && p.mExtras != null) { 2296 PackageSetting ps = (PackageSetting)p.mExtras; 2297 if (ps.sharedUser != null) { 2298 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2299 return PackageManager.PERMISSION_GRANTED; 2300 } 2301 } else if (ps.grantedPermissions.contains(permName)) { 2302 return PackageManager.PERMISSION_GRANTED; 2303 } 2304 } 2305 } 2306 return PackageManager.PERMISSION_DENIED; 2307 } 2308 2309 @Override 2310 public int checkUidPermission(String permName, int uid) { 2311 synchronized (mPackages) { 2312 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2313 if (obj != null) { 2314 GrantedPermissions gp = (GrantedPermissions)obj; 2315 if (gp.grantedPermissions.contains(permName)) { 2316 return PackageManager.PERMISSION_GRANTED; 2317 } 2318 } else { 2319 HashSet<String> perms = mSystemPermissions.get(uid); 2320 if (perms != null && perms.contains(permName)) { 2321 return PackageManager.PERMISSION_GRANTED; 2322 } 2323 } 2324 } 2325 return PackageManager.PERMISSION_DENIED; 2326 } 2327 2328 /** 2329 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2330 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2331 * @param message the message to log on security exception 2332 */ 2333 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2334 String message) { 2335 if (userId < 0) { 2336 throw new IllegalArgumentException("Invalid userId " + userId); 2337 } 2338 if (userId == UserHandle.getUserId(callingUid)) return; 2339 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2340 if (requireFullPermission) { 2341 mContext.enforceCallingOrSelfPermission( 2342 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2343 } else { 2344 try { 2345 mContext.enforceCallingOrSelfPermission( 2346 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2347 } catch (SecurityException se) { 2348 mContext.enforceCallingOrSelfPermission( 2349 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2350 } 2351 } 2352 } 2353 } 2354 2355 private BasePermission findPermissionTreeLP(String permName) { 2356 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2357 if (permName.startsWith(bp.name) && 2358 permName.length() > bp.name.length() && 2359 permName.charAt(bp.name.length()) == '.') { 2360 return bp; 2361 } 2362 } 2363 return null; 2364 } 2365 2366 private BasePermission checkPermissionTreeLP(String permName) { 2367 if (permName != null) { 2368 BasePermission bp = findPermissionTreeLP(permName); 2369 if (bp != null) { 2370 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2371 return bp; 2372 } 2373 throw new SecurityException("Calling uid " 2374 + Binder.getCallingUid() 2375 + " is not allowed to add to permission tree " 2376 + bp.name + " owned by uid " + bp.uid); 2377 } 2378 } 2379 throw new SecurityException("No permission tree found for " + permName); 2380 } 2381 2382 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2383 if (s1 == null) { 2384 return s2 == null; 2385 } 2386 if (s2 == null) { 2387 return false; 2388 } 2389 if (s1.getClass() != s2.getClass()) { 2390 return false; 2391 } 2392 return s1.equals(s2); 2393 } 2394 2395 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2396 if (pi1.icon != pi2.icon) return false; 2397 if (pi1.logo != pi2.logo) return false; 2398 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2399 if (!compareStrings(pi1.name, pi2.name)) return false; 2400 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2401 // We'll take care of setting this one. 2402 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2403 // These are not currently stored in settings. 2404 //if (!compareStrings(pi1.group, pi2.group)) return false; 2405 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2406 //if (pi1.labelRes != pi2.labelRes) return false; 2407 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2408 return true; 2409 } 2410 2411 int permissionInfoFootprint(PermissionInfo info) { 2412 int size = info.name.length(); 2413 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2414 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2415 return size; 2416 } 2417 2418 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2419 int size = 0; 2420 for (BasePermission perm : mSettings.mPermissions.values()) { 2421 if (perm.uid == tree.uid) { 2422 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2423 } 2424 } 2425 return size; 2426 } 2427 2428 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2429 // We calculate the max size of permissions defined by this uid and throw 2430 // if that plus the size of 'info' would exceed our stated maximum. 2431 if (tree.uid != Process.SYSTEM_UID) { 2432 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2433 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2434 throw new SecurityException("Permission tree size cap exceeded"); 2435 } 2436 } 2437 } 2438 2439 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2440 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2441 throw new SecurityException("Label must be specified in permission"); 2442 } 2443 BasePermission tree = checkPermissionTreeLP(info.name); 2444 BasePermission bp = mSettings.mPermissions.get(info.name); 2445 boolean added = bp == null; 2446 boolean changed = true; 2447 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2448 if (added) { 2449 enforcePermissionCapLocked(info, tree); 2450 bp = new BasePermission(info.name, tree.sourcePackage, 2451 BasePermission.TYPE_DYNAMIC); 2452 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2453 throw new SecurityException( 2454 "Not allowed to modify non-dynamic permission " 2455 + info.name); 2456 } else { 2457 if (bp.protectionLevel == fixedLevel 2458 && bp.perm.owner.equals(tree.perm.owner) 2459 && bp.uid == tree.uid 2460 && comparePermissionInfos(bp.perm.info, info)) { 2461 changed = false; 2462 } 2463 } 2464 bp.protectionLevel = fixedLevel; 2465 info = new PermissionInfo(info); 2466 info.protectionLevel = fixedLevel; 2467 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2468 bp.perm.info.packageName = tree.perm.info.packageName; 2469 bp.uid = tree.uid; 2470 if (added) { 2471 mSettings.mPermissions.put(info.name, bp); 2472 } 2473 if (changed) { 2474 if (!async) { 2475 mSettings.writeLPr(); 2476 } else { 2477 scheduleWriteSettingsLocked(); 2478 } 2479 } 2480 return added; 2481 } 2482 2483 @Override 2484 public boolean addPermission(PermissionInfo info) { 2485 synchronized (mPackages) { 2486 return addPermissionLocked(info, false); 2487 } 2488 } 2489 2490 @Override 2491 public boolean addPermissionAsync(PermissionInfo info) { 2492 synchronized (mPackages) { 2493 return addPermissionLocked(info, true); 2494 } 2495 } 2496 2497 @Override 2498 public void removePermission(String name) { 2499 synchronized (mPackages) { 2500 checkPermissionTreeLP(name); 2501 BasePermission bp = mSettings.mPermissions.get(name); 2502 if (bp != null) { 2503 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2504 throw new SecurityException( 2505 "Not allowed to modify non-dynamic permission " 2506 + name); 2507 } 2508 mSettings.mPermissions.remove(name); 2509 mSettings.writeLPr(); 2510 } 2511 } 2512 } 2513 2514 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2515 int index = pkg.requestedPermissions.indexOf(bp.name); 2516 if (index == -1) { 2517 throw new SecurityException("Package " + pkg.packageName 2518 + " has not requested permission " + bp.name); 2519 } 2520 boolean isNormal = 2521 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2522 == PermissionInfo.PROTECTION_NORMAL); 2523 boolean isDangerous = 2524 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2525 == PermissionInfo.PROTECTION_DANGEROUS); 2526 boolean isDevelopment = 2527 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2528 2529 if (!isNormal && !isDangerous && !isDevelopment) { 2530 throw new SecurityException("Permission " + bp.name 2531 + " is not a changeable permission type"); 2532 } 2533 2534 if (isNormal || isDangerous) { 2535 if (pkg.requestedPermissionsRequired.get(index)) { 2536 throw new SecurityException("Can't change " + bp.name 2537 + ". It is required by the application"); 2538 } 2539 } 2540 } 2541 2542 @Override 2543 public void grantPermission(String packageName, String permissionName) { 2544 mContext.enforceCallingOrSelfPermission( 2545 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2546 synchronized (mPackages) { 2547 final PackageParser.Package pkg = mPackages.get(packageName); 2548 if (pkg == null) { 2549 throw new IllegalArgumentException("Unknown package: " + packageName); 2550 } 2551 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2552 if (bp == null) { 2553 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2554 } 2555 2556 checkGrantRevokePermissions(pkg, bp); 2557 2558 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2559 if (ps == null) { 2560 return; 2561 } 2562 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2563 if (gp.grantedPermissions.add(permissionName)) { 2564 if (ps.haveGids) { 2565 gp.gids = appendInts(gp.gids, bp.gids); 2566 } 2567 mSettings.writeLPr(); 2568 } 2569 } 2570 } 2571 2572 @Override 2573 public void revokePermission(String packageName, String permissionName) { 2574 int changedAppId = -1; 2575 2576 synchronized (mPackages) { 2577 final PackageParser.Package pkg = mPackages.get(packageName); 2578 if (pkg == null) { 2579 throw new IllegalArgumentException("Unknown package: " + packageName); 2580 } 2581 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2582 mContext.enforceCallingOrSelfPermission( 2583 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2584 } 2585 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2586 if (bp == null) { 2587 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2588 } 2589 2590 checkGrantRevokePermissions(pkg, bp); 2591 2592 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2593 if (ps == null) { 2594 return; 2595 } 2596 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2597 if (gp.grantedPermissions.remove(permissionName)) { 2598 gp.grantedPermissions.remove(permissionName); 2599 if (ps.haveGids) { 2600 gp.gids = removeInts(gp.gids, bp.gids); 2601 } 2602 mSettings.writeLPr(); 2603 changedAppId = ps.appId; 2604 } 2605 } 2606 2607 if (changedAppId >= 0) { 2608 // We changed the perm on someone, kill its processes. 2609 IActivityManager am = ActivityManagerNative.getDefault(); 2610 if (am != null) { 2611 final int callingUserId = UserHandle.getCallingUserId(); 2612 final long ident = Binder.clearCallingIdentity(); 2613 try { 2614 //XXX we should only revoke for the calling user's app permissions, 2615 // but for now we impact all users. 2616 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2617 // "revoke " + permissionName); 2618 int[] users = sUserManager.getUserIds(); 2619 for (int user : users) { 2620 am.killUid(UserHandle.getUid(user, changedAppId), 2621 "revoke " + permissionName); 2622 } 2623 } catch (RemoteException e) { 2624 } finally { 2625 Binder.restoreCallingIdentity(ident); 2626 } 2627 } 2628 } 2629 } 2630 2631 @Override 2632 public boolean isProtectedBroadcast(String actionName) { 2633 synchronized (mPackages) { 2634 return mProtectedBroadcasts.contains(actionName); 2635 } 2636 } 2637 2638 @Override 2639 public int checkSignatures(String pkg1, String pkg2) { 2640 synchronized (mPackages) { 2641 final PackageParser.Package p1 = mPackages.get(pkg1); 2642 final PackageParser.Package p2 = mPackages.get(pkg2); 2643 if (p1 == null || p1.mExtras == null 2644 || p2 == null || p2.mExtras == null) { 2645 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2646 } 2647 return compareSignatures(p1.mSignatures, p2.mSignatures); 2648 } 2649 } 2650 2651 @Override 2652 public int checkUidSignatures(int uid1, int uid2) { 2653 // Map to base uids. 2654 uid1 = UserHandle.getAppId(uid1); 2655 uid2 = UserHandle.getAppId(uid2); 2656 // reader 2657 synchronized (mPackages) { 2658 Signature[] s1; 2659 Signature[] s2; 2660 Object obj = mSettings.getUserIdLPr(uid1); 2661 if (obj != null) { 2662 if (obj instanceof SharedUserSetting) { 2663 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2664 } else if (obj instanceof PackageSetting) { 2665 s1 = ((PackageSetting)obj).signatures.mSignatures; 2666 } else { 2667 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2668 } 2669 } else { 2670 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2671 } 2672 obj = mSettings.getUserIdLPr(uid2); 2673 if (obj != null) { 2674 if (obj instanceof SharedUserSetting) { 2675 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2676 } else if (obj instanceof PackageSetting) { 2677 s2 = ((PackageSetting)obj).signatures.mSignatures; 2678 } else { 2679 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2680 } 2681 } else { 2682 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2683 } 2684 return compareSignatures(s1, s2); 2685 } 2686 } 2687 2688 /** 2689 * Compares two sets of signatures. Returns: 2690 * <br /> 2691 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2692 * <br /> 2693 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2694 * <br /> 2695 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2696 * <br /> 2697 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2698 * <br /> 2699 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2700 */ 2701 static int compareSignatures(Signature[] s1, Signature[] s2) { 2702 if (s1 == null) { 2703 return s2 == null 2704 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2705 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2706 } 2707 2708 if (s2 == null) { 2709 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2710 } 2711 2712 if (s1.length != s2.length) { 2713 return PackageManager.SIGNATURE_NO_MATCH; 2714 } 2715 2716 // Since both signature sets are of size 1, we can compare without HashSets. 2717 if (s1.length == 1) { 2718 return s1[0].equals(s2[0]) ? 2719 PackageManager.SIGNATURE_MATCH : 2720 PackageManager.SIGNATURE_NO_MATCH; 2721 } 2722 2723 HashSet<Signature> set1 = new HashSet<Signature>(); 2724 for (Signature sig : s1) { 2725 set1.add(sig); 2726 } 2727 HashSet<Signature> set2 = new HashSet<Signature>(); 2728 for (Signature sig : s2) { 2729 set2.add(sig); 2730 } 2731 // Make sure s2 contains all signatures in s1. 2732 if (set1.equals(set2)) { 2733 return PackageManager.SIGNATURE_MATCH; 2734 } 2735 return PackageManager.SIGNATURE_NO_MATCH; 2736 } 2737 2738 /** 2739 * If the database version for this type of package (internal storage or 2740 * external storage) is less than the version where package signatures 2741 * were updated, return true. 2742 */ 2743 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2744 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2745 DatabaseVersion.SIGNATURE_END_ENTITY)) 2746 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2747 DatabaseVersion.SIGNATURE_END_ENTITY)); 2748 } 2749 2750 /** 2751 * Used for backward compatibility to make sure any packages with 2752 * certificate chains get upgraded to the new style. {@code existingSigs} 2753 * will be in the old format (since they were stored on disk from before the 2754 * system upgrade) and {@code scannedSigs} will be in the newer format. 2755 */ 2756 private int compareSignaturesCompat(PackageSignatures existingSigs, 2757 PackageParser.Package scannedPkg) { 2758 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2759 return PackageManager.SIGNATURE_NO_MATCH; 2760 } 2761 2762 HashSet<Signature> existingSet = new HashSet<Signature>(); 2763 for (Signature sig : existingSigs.mSignatures) { 2764 existingSet.add(sig); 2765 } 2766 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2767 for (Signature sig : scannedPkg.mSignatures) { 2768 try { 2769 Signature[] chainSignatures = sig.getChainSignatures(); 2770 for (Signature chainSig : chainSignatures) { 2771 scannedCompatSet.add(chainSig); 2772 } 2773 } catch (CertificateEncodingException e) { 2774 scannedCompatSet.add(sig); 2775 } 2776 } 2777 /* 2778 * Make sure the expanded scanned set contains all signatures in the 2779 * existing one. 2780 */ 2781 if (scannedCompatSet.equals(existingSet)) { 2782 // Migrate the old signatures to the new scheme. 2783 existingSigs.assignSignatures(scannedPkg.mSignatures); 2784 // The new KeySets will be re-added later in the scanning process. 2785 synchronized (mPackages) { 2786 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2787 } 2788 return PackageManager.SIGNATURE_MATCH; 2789 } 2790 return PackageManager.SIGNATURE_NO_MATCH; 2791 } 2792 2793 @Override 2794 public String[] getPackagesForUid(int uid) { 2795 uid = UserHandle.getAppId(uid); 2796 // reader 2797 synchronized (mPackages) { 2798 Object obj = mSettings.getUserIdLPr(uid); 2799 if (obj instanceof SharedUserSetting) { 2800 final SharedUserSetting sus = (SharedUserSetting) obj; 2801 final int N = sus.packages.size(); 2802 final String[] res = new String[N]; 2803 final Iterator<PackageSetting> it = sus.packages.iterator(); 2804 int i = 0; 2805 while (it.hasNext()) { 2806 res[i++] = it.next().name; 2807 } 2808 return res; 2809 } else if (obj instanceof PackageSetting) { 2810 final PackageSetting ps = (PackageSetting) obj; 2811 return new String[] { ps.name }; 2812 } 2813 } 2814 return null; 2815 } 2816 2817 @Override 2818 public String getNameForUid(int uid) { 2819 // reader 2820 synchronized (mPackages) { 2821 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2822 if (obj instanceof SharedUserSetting) { 2823 final SharedUserSetting sus = (SharedUserSetting) obj; 2824 return sus.name + ":" + sus.userId; 2825 } else if (obj instanceof PackageSetting) { 2826 final PackageSetting ps = (PackageSetting) obj; 2827 return ps.name; 2828 } 2829 } 2830 return null; 2831 } 2832 2833 @Override 2834 public int getUidForSharedUser(String sharedUserName) { 2835 if(sharedUserName == null) { 2836 return -1; 2837 } 2838 // reader 2839 synchronized (mPackages) { 2840 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2841 if (suid == null) { 2842 return -1; 2843 } 2844 return suid.userId; 2845 } 2846 } 2847 2848 @Override 2849 public int getFlagsForUid(int uid) { 2850 synchronized (mPackages) { 2851 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2852 if (obj instanceof SharedUserSetting) { 2853 final SharedUserSetting sus = (SharedUserSetting) obj; 2854 return sus.pkgFlags; 2855 } else if (obj instanceof PackageSetting) { 2856 final PackageSetting ps = (PackageSetting) obj; 2857 return ps.pkgFlags; 2858 } 2859 } 2860 return 0; 2861 } 2862 2863 @Override 2864 public String[] getAppOpPermissionPackages(String permissionName) { 2865 synchronized (mPackages) { 2866 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2867 if (pkgs == null) { 2868 return null; 2869 } 2870 return pkgs.toArray(new String[pkgs.size()]); 2871 } 2872 } 2873 2874 @Override 2875 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2876 int flags, int userId) { 2877 if (!sUserManager.exists(userId)) return null; 2878 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2879 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2880 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2881 } 2882 2883 @Override 2884 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2885 IntentFilter filter, int match, ComponentName activity) { 2886 final int userId = UserHandle.getCallingUserId(); 2887 if (DEBUG_PREFERRED) { 2888 Log.v(TAG, "setLastChosenActivity intent=" + intent 2889 + " resolvedType=" + resolvedType 2890 + " flags=" + flags 2891 + " filter=" + filter 2892 + " match=" + match 2893 + " activity=" + activity); 2894 filter.dump(new PrintStreamPrinter(System.out), " "); 2895 } 2896 intent.setComponent(null); 2897 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2898 // Find any earlier preferred or last chosen entries and nuke them 2899 findPreferredActivity(intent, resolvedType, 2900 flags, query, 0, false, true, false, userId); 2901 // Add the new activity as the last chosen for this filter 2902 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2903 } 2904 2905 @Override 2906 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2907 final int userId = UserHandle.getCallingUserId(); 2908 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2909 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2910 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2911 false, false, false, userId); 2912 } 2913 2914 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2915 int flags, List<ResolveInfo> query, int userId) { 2916 if (query != null) { 2917 final int N = query.size(); 2918 if (N == 1) { 2919 return query.get(0); 2920 } else if (N > 1) { 2921 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2922 // If there is more than one activity with the same priority, 2923 // then let the user decide between them. 2924 ResolveInfo r0 = query.get(0); 2925 ResolveInfo r1 = query.get(1); 2926 if (DEBUG_INTENT_MATCHING || debug) { 2927 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2928 + r1.activityInfo.name + "=" + r1.priority); 2929 } 2930 // If the first activity has a higher priority, or a different 2931 // default, then it is always desireable to pick it. 2932 if (r0.priority != r1.priority 2933 || r0.preferredOrder != r1.preferredOrder 2934 || r0.isDefault != r1.isDefault) { 2935 return query.get(0); 2936 } 2937 // If we have saved a preference for a preferred activity for 2938 // this Intent, use that. 2939 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2940 flags, query, r0.priority, true, false, debug, userId); 2941 if (ri != null) { 2942 return ri; 2943 } 2944 if (userId != 0) { 2945 ri = new ResolveInfo(mResolveInfo); 2946 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2947 ri.activityInfo.applicationInfo = new ApplicationInfo( 2948 ri.activityInfo.applicationInfo); 2949 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2950 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2951 return ri; 2952 } 2953 return mResolveInfo; 2954 } 2955 } 2956 return null; 2957 } 2958 2959 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2960 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2961 final int N = query.size(); 2962 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2963 .get(userId); 2964 // Get the list of persistent preferred activities that handle the intent 2965 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2966 List<PersistentPreferredActivity> pprefs = ppir != null 2967 ? ppir.queryIntent(intent, resolvedType, 2968 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2969 : null; 2970 if (pprefs != null && pprefs.size() > 0) { 2971 final int M = pprefs.size(); 2972 for (int i=0; i<M; i++) { 2973 final PersistentPreferredActivity ppa = pprefs.get(i); 2974 if (DEBUG_PREFERRED || debug) { 2975 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2976 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2977 + "\n component=" + ppa.mComponent); 2978 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2979 } 2980 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2981 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2982 if (DEBUG_PREFERRED || debug) { 2983 Slog.v(TAG, "Found persistent preferred activity:"); 2984 if (ai != null) { 2985 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2986 } else { 2987 Slog.v(TAG, " null"); 2988 } 2989 } 2990 if (ai == null) { 2991 // This previously registered persistent preferred activity 2992 // component is no longer known. Ignore it and do NOT remove it. 2993 continue; 2994 } 2995 for (int j=0; j<N; j++) { 2996 final ResolveInfo ri = query.get(j); 2997 if (!ri.activityInfo.applicationInfo.packageName 2998 .equals(ai.applicationInfo.packageName)) { 2999 continue; 3000 } 3001 if (!ri.activityInfo.name.equals(ai.name)) { 3002 continue; 3003 } 3004 // Found a persistent preference that can handle the intent. 3005 if (DEBUG_PREFERRED || debug) { 3006 Slog.v(TAG, "Returning persistent preferred activity: " + 3007 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3008 } 3009 return ri; 3010 } 3011 } 3012 } 3013 return null; 3014 } 3015 3016 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3017 List<ResolveInfo> query, int priority, boolean always, 3018 boolean removeMatches, boolean debug, int userId) { 3019 if (!sUserManager.exists(userId)) return null; 3020 // writer 3021 synchronized (mPackages) { 3022 if (intent.getSelector() != null) { 3023 intent = intent.getSelector(); 3024 } 3025 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3026 3027 // Try to find a matching persistent preferred activity. 3028 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3029 debug, userId); 3030 3031 // If a persistent preferred activity matched, use it. 3032 if (pri != null) { 3033 return pri; 3034 } 3035 3036 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3037 // Get the list of preferred activities that handle the intent 3038 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3039 List<PreferredActivity> prefs = pir != null 3040 ? pir.queryIntent(intent, resolvedType, 3041 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3042 : null; 3043 if (prefs != null && prefs.size() > 0) { 3044 // First figure out how good the original match set is. 3045 // We will only allow preferred activities that came 3046 // from the same match quality. 3047 int match = 0; 3048 3049 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3050 3051 final int N = query.size(); 3052 for (int j=0; j<N; j++) { 3053 final ResolveInfo ri = query.get(j); 3054 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3055 + ": 0x" + Integer.toHexString(match)); 3056 if (ri.match > match) { 3057 match = ri.match; 3058 } 3059 } 3060 3061 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3062 + Integer.toHexString(match)); 3063 3064 match &= IntentFilter.MATCH_CATEGORY_MASK; 3065 final int M = prefs.size(); 3066 for (int i=0; i<M; i++) { 3067 final PreferredActivity pa = prefs.get(i); 3068 if (DEBUG_PREFERRED || debug) { 3069 Slog.v(TAG, "Checking PreferredActivity ds=" 3070 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3071 + "\n component=" + pa.mPref.mComponent); 3072 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3073 } 3074 if (pa.mPref.mMatch != match) { 3075 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3076 + Integer.toHexString(pa.mPref.mMatch)); 3077 continue; 3078 } 3079 // If it's not an "always" type preferred activity and that's what we're 3080 // looking for, skip it. 3081 if (always && !pa.mPref.mAlways) { 3082 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3083 continue; 3084 } 3085 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3086 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3087 if (DEBUG_PREFERRED || debug) { 3088 Slog.v(TAG, "Found preferred activity:"); 3089 if (ai != null) { 3090 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3091 } else { 3092 Slog.v(TAG, " null"); 3093 } 3094 } 3095 if (ai == null) { 3096 // This previously registered preferred activity 3097 // component is no longer known. Most likely an update 3098 // to the app was installed and in the new version this 3099 // component no longer exists. Clean it up by removing 3100 // it from the preferred activities list, and skip it. 3101 Slog.w(TAG, "Removing dangling preferred activity: " 3102 + pa.mPref.mComponent); 3103 pir.removeFilter(pa); 3104 continue; 3105 } 3106 for (int j=0; j<N; j++) { 3107 final ResolveInfo ri = query.get(j); 3108 if (!ri.activityInfo.applicationInfo.packageName 3109 .equals(ai.applicationInfo.packageName)) { 3110 continue; 3111 } 3112 if (!ri.activityInfo.name.equals(ai.name)) { 3113 continue; 3114 } 3115 3116 if (removeMatches) { 3117 pir.removeFilter(pa); 3118 if (DEBUG_PREFERRED) { 3119 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3120 } 3121 break; 3122 } 3123 3124 // Okay we found a previously set preferred or last chosen app. 3125 // If the result set is different from when this 3126 // was created, we need to clear it and re-ask the 3127 // user their preference, if we're looking for an "always" type entry. 3128 if (always && !pa.mPref.sameSet(query, priority)) { 3129 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3130 + intent + " type " + resolvedType); 3131 if (DEBUG_PREFERRED) { 3132 Slog.v(TAG, "Removing preferred activity since set changed " 3133 + pa.mPref.mComponent); 3134 } 3135 pir.removeFilter(pa); 3136 // Re-add the filter as a "last chosen" entry (!always) 3137 PreferredActivity lastChosen = new PreferredActivity( 3138 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3139 pir.addFilter(lastChosen); 3140 mSettings.writePackageRestrictionsLPr(userId); 3141 return null; 3142 } 3143 3144 // Yay! Either the set matched or we're looking for the last chosen 3145 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3146 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3147 mSettings.writePackageRestrictionsLPr(userId); 3148 return ri; 3149 } 3150 } 3151 } 3152 mSettings.writePackageRestrictionsLPr(userId); 3153 } 3154 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3155 return null; 3156 } 3157 3158 /* 3159 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3160 */ 3161 @Override 3162 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3163 int targetUserId) { 3164 mContext.enforceCallingOrSelfPermission( 3165 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3166 List<CrossProfileIntentFilter> matches = 3167 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3168 if (matches != null) { 3169 int size = matches.size(); 3170 for (int i = 0; i < size; i++) { 3171 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3172 } 3173 } 3174 3175 ArrayList<String> packageNames = null; 3176 SparseArray<ArrayList<String>> fromSource = 3177 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3178 if (fromSource != null) { 3179 packageNames = fromSource.get(targetUserId); 3180 } 3181 if (packageNames.contains(intent.getPackage())) { 3182 return true; 3183 } 3184 // We need the package name, so we try to resolve with the loosest flags possible 3185 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3186 intent, resolvedType, PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3187 int count = resolveInfos.size(); 3188 for (int i = 0; i < count; i++) { 3189 ResolveInfo resolveInfo = resolveInfos.get(i); 3190 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3191 return true; 3192 } 3193 } 3194 return false; 3195 } 3196 3197 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3198 String resolvedType, int userId) { 3199 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3200 if (resolver != null) { 3201 return resolver.queryIntent(intent, resolvedType, false, userId); 3202 } 3203 return null; 3204 } 3205 3206 @Override 3207 public List<ResolveInfo> queryIntentActivities(Intent intent, 3208 String resolvedType, int flags, int userId) { 3209 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3210 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3211 ComponentName comp = intent.getComponent(); 3212 if (comp == null) { 3213 if (intent.getSelector() != null) { 3214 intent = intent.getSelector(); 3215 comp = intent.getComponent(); 3216 } 3217 } 3218 3219 if (comp != null) { 3220 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3221 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3222 if (ai != null) { 3223 final ResolveInfo ri = new ResolveInfo(); 3224 ri.activityInfo = ai; 3225 list.add(ri); 3226 } 3227 return list; 3228 } 3229 3230 // reader 3231 synchronized (mPackages) { 3232 final String pkgName = intent.getPackage(); 3233 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3234 if (pkgName == null) { 3235 ResolveInfo resolveInfo = null; 3236 if (queryCrossProfile) { 3237 // Check if the intent needs to be forwarded to another user for this package 3238 ArrayList<ResolveInfo> crossProfileResult = 3239 queryIntentActivitiesCrossProfilePackage( 3240 intent, resolvedType, flags, userId); 3241 if (!crossProfileResult.isEmpty()) { 3242 // Skip the current profile 3243 return crossProfileResult; 3244 } 3245 List<CrossProfileIntentFilter> matchingFilters = 3246 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3247 // Check for results that need to skip the current profile. 3248 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3249 resolvedType, flags, userId); 3250 if (resolveInfo != null) { 3251 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3252 result.add(resolveInfo); 3253 return result; 3254 } 3255 // Check for cross profile results. 3256 resolveInfo = queryCrossProfileIntents( 3257 matchingFilters, intent, resolvedType, flags, userId); 3258 } 3259 // Check for results in the current profile. 3260 List<ResolveInfo> result = mActivities.queryIntent( 3261 intent, resolvedType, flags, userId); 3262 if (resolveInfo != null) { 3263 result.add(resolveInfo); 3264 } 3265 return result; 3266 } 3267 final PackageParser.Package pkg = mPackages.get(pkgName); 3268 if (pkg != null) { 3269 if (queryCrossProfile) { 3270 ArrayList<ResolveInfo> crossProfileResult = 3271 queryIntentActivitiesCrossProfilePackage( 3272 intent, resolvedType, flags, userId, pkg, pkgName); 3273 if (!crossProfileResult.isEmpty()) { 3274 // Skip the current profile 3275 return crossProfileResult; 3276 } 3277 } 3278 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3279 pkg.activities, userId); 3280 } 3281 return new ArrayList<ResolveInfo>(); 3282 } 3283 } 3284 3285 private ResolveInfo querySkipCurrentProfileIntents( 3286 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3287 int flags, int sourceUserId) { 3288 if (matchingFilters != null) { 3289 int size = matchingFilters.size(); 3290 for (int i = 0; i < size; i ++) { 3291 CrossProfileIntentFilter filter = matchingFilters.get(i); 3292 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3293 // Checking if there are activities in the target user that can handle the 3294 // intent. 3295 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3296 flags, sourceUserId); 3297 if (resolveInfo != null) { 3298 return resolveInfo; 3299 } 3300 } 3301 } 3302 } 3303 return null; 3304 } 3305 3306 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3307 Intent intent, String resolvedType, int flags, int userId) { 3308 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3309 SparseArray<ArrayList<String>> sourceForwardingInfo = 3310 mSettings.mCrossProfilePackageInfo.get(userId); 3311 if (sourceForwardingInfo != null) { 3312 int NI = sourceForwardingInfo.size(); 3313 for (int i = 0; i < NI; i++) { 3314 int targetUserId = sourceForwardingInfo.keyAt(i); 3315 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3316 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3317 intent, resolvedType, flags, targetUserId); 3318 int NJ = resolveInfos.size(); 3319 for (int j = 0; j < NJ; j++) { 3320 ResolveInfo resolveInfo = resolveInfos.get(j); 3321 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3322 matchingResolveInfos.add(createForwardingResolveInfo( 3323 resolveInfo.filter, userId, targetUserId)); 3324 } 3325 } 3326 } 3327 } 3328 return matchingResolveInfos; 3329 } 3330 3331 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3332 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3333 String packageName) { 3334 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3335 SparseArray<ArrayList<String>> sourceForwardingInfo = 3336 mSettings.mCrossProfilePackageInfo.get(userId); 3337 if (sourceForwardingInfo != null) { 3338 int NI = sourceForwardingInfo.size(); 3339 for (int i = 0; i < NI; i++) { 3340 int targetUserId = sourceForwardingInfo.keyAt(i); 3341 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3342 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3343 intent, resolvedType, flags, pkg.activities, targetUserId); 3344 int NJ = resolveInfos.size(); 3345 for (int j = 0; j < NJ; j++) { 3346 ResolveInfo resolveInfo = resolveInfos.get(j); 3347 matchingResolveInfos.add(createForwardingResolveInfo( 3348 resolveInfo.filter, userId, targetUserId)); 3349 } 3350 } 3351 } 3352 } 3353 return matchingResolveInfos; 3354 } 3355 3356 // Return matching ResolveInfo if any for skip current profile intent filters. 3357 private ResolveInfo queryCrossProfileIntents( 3358 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3359 int flags, int sourceUserId) { 3360 if (matchingFilters != null) { 3361 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3362 // match the same intent. For performance reasons, it is better not to 3363 // run queryIntent twice for the same userId 3364 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3365 int size = matchingFilters.size(); 3366 for (int i = 0; i < size; i++) { 3367 CrossProfileIntentFilter filter = matchingFilters.get(i); 3368 int targetUserId = filter.getTargetUserId(); 3369 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3370 && !alreadyTriedUserIds.get(targetUserId)) { 3371 // Checking if there are activities in the target user that can handle the 3372 // intent. 3373 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3374 flags, sourceUserId); 3375 if (resolveInfo != null) return resolveInfo; 3376 alreadyTriedUserIds.put(targetUserId, true); 3377 } 3378 } 3379 } 3380 return null; 3381 } 3382 3383 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3384 String resolvedType, int flags, int sourceUserId) { 3385 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3386 resolvedType, flags, filter.getTargetUserId()); 3387 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3388 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3389 } 3390 return null; 3391 } 3392 3393 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3394 int sourceUserId, int targetUserId) { 3395 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3396 String className; 3397 if (targetUserId == UserHandle.USER_OWNER) { 3398 className = FORWARD_INTENT_TO_USER_OWNER; 3399 } else { 3400 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3401 } 3402 ComponentName forwardingActivityComponentName = new ComponentName( 3403 mAndroidApplication.packageName, className); 3404 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3405 sourceUserId); 3406 if (targetUserId == UserHandle.USER_OWNER) { 3407 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3408 forwardingResolveInfo.noResourceId = true; 3409 } 3410 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3411 forwardingResolveInfo.priority = 0; 3412 forwardingResolveInfo.preferredOrder = 0; 3413 forwardingResolveInfo.match = 0; 3414 forwardingResolveInfo.isDefault = true; 3415 forwardingResolveInfo.filter = filter; 3416 forwardingResolveInfo.targetUserId = targetUserId; 3417 return forwardingResolveInfo; 3418 } 3419 3420 @Override 3421 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3422 Intent[] specifics, String[] specificTypes, Intent intent, 3423 String resolvedType, int flags, int userId) { 3424 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3425 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3426 "query intent activity options"); 3427 final String resultsAction = intent.getAction(); 3428 3429 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3430 | PackageManager.GET_RESOLVED_FILTER, userId); 3431 3432 if (DEBUG_INTENT_MATCHING) { 3433 Log.v(TAG, "Query " + intent + ": " + results); 3434 } 3435 3436 int specificsPos = 0; 3437 int N; 3438 3439 // todo: note that the algorithm used here is O(N^2). This 3440 // isn't a problem in our current environment, but if we start running 3441 // into situations where we have more than 5 or 10 matches then this 3442 // should probably be changed to something smarter... 3443 3444 // First we go through and resolve each of the specific items 3445 // that were supplied, taking care of removing any corresponding 3446 // duplicate items in the generic resolve list. 3447 if (specifics != null) { 3448 for (int i=0; i<specifics.length; i++) { 3449 final Intent sintent = specifics[i]; 3450 if (sintent == null) { 3451 continue; 3452 } 3453 3454 if (DEBUG_INTENT_MATCHING) { 3455 Log.v(TAG, "Specific #" + i + ": " + sintent); 3456 } 3457 3458 String action = sintent.getAction(); 3459 if (resultsAction != null && resultsAction.equals(action)) { 3460 // If this action was explicitly requested, then don't 3461 // remove things that have it. 3462 action = null; 3463 } 3464 3465 ResolveInfo ri = null; 3466 ActivityInfo ai = null; 3467 3468 ComponentName comp = sintent.getComponent(); 3469 if (comp == null) { 3470 ri = resolveIntent( 3471 sintent, 3472 specificTypes != null ? specificTypes[i] : null, 3473 flags, userId); 3474 if (ri == null) { 3475 continue; 3476 } 3477 if (ri == mResolveInfo) { 3478 // ACK! Must do something better with this. 3479 } 3480 ai = ri.activityInfo; 3481 comp = new ComponentName(ai.applicationInfo.packageName, 3482 ai.name); 3483 } else { 3484 ai = getActivityInfo(comp, flags, userId); 3485 if (ai == null) { 3486 continue; 3487 } 3488 } 3489 3490 // Look for any generic query activities that are duplicates 3491 // of this specific one, and remove them from the results. 3492 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3493 N = results.size(); 3494 int j; 3495 for (j=specificsPos; j<N; j++) { 3496 ResolveInfo sri = results.get(j); 3497 if ((sri.activityInfo.name.equals(comp.getClassName()) 3498 && sri.activityInfo.applicationInfo.packageName.equals( 3499 comp.getPackageName())) 3500 || (action != null && sri.filter.matchAction(action))) { 3501 results.remove(j); 3502 if (DEBUG_INTENT_MATCHING) Log.v( 3503 TAG, "Removing duplicate item from " + j 3504 + " due to specific " + specificsPos); 3505 if (ri == null) { 3506 ri = sri; 3507 } 3508 j--; 3509 N--; 3510 } 3511 } 3512 3513 // Add this specific item to its proper place. 3514 if (ri == null) { 3515 ri = new ResolveInfo(); 3516 ri.activityInfo = ai; 3517 } 3518 results.add(specificsPos, ri); 3519 ri.specificIndex = i; 3520 specificsPos++; 3521 } 3522 } 3523 3524 // Now we go through the remaining generic results and remove any 3525 // duplicate actions that are found here. 3526 N = results.size(); 3527 for (int i=specificsPos; i<N-1; i++) { 3528 final ResolveInfo rii = results.get(i); 3529 if (rii.filter == null) { 3530 continue; 3531 } 3532 3533 // Iterate over all of the actions of this result's intent 3534 // filter... typically this should be just one. 3535 final Iterator<String> it = rii.filter.actionsIterator(); 3536 if (it == null) { 3537 continue; 3538 } 3539 while (it.hasNext()) { 3540 final String action = it.next(); 3541 if (resultsAction != null && resultsAction.equals(action)) { 3542 // If this action was explicitly requested, then don't 3543 // remove things that have it. 3544 continue; 3545 } 3546 for (int j=i+1; j<N; j++) { 3547 final ResolveInfo rij = results.get(j); 3548 if (rij.filter != null && rij.filter.hasAction(action)) { 3549 results.remove(j); 3550 if (DEBUG_INTENT_MATCHING) Log.v( 3551 TAG, "Removing duplicate item from " + j 3552 + " due to action " + action + " at " + i); 3553 j--; 3554 N--; 3555 } 3556 } 3557 } 3558 3559 // If the caller didn't request filter information, drop it now 3560 // so we don't have to marshall/unmarshall it. 3561 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3562 rii.filter = null; 3563 } 3564 } 3565 3566 // Filter out the caller activity if so requested. 3567 if (caller != null) { 3568 N = results.size(); 3569 for (int i=0; i<N; i++) { 3570 ActivityInfo ainfo = results.get(i).activityInfo; 3571 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3572 && caller.getClassName().equals(ainfo.name)) { 3573 results.remove(i); 3574 break; 3575 } 3576 } 3577 } 3578 3579 // If the caller didn't request filter information, 3580 // drop them now so we don't have to 3581 // marshall/unmarshall it. 3582 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3583 N = results.size(); 3584 for (int i=0; i<N; i++) { 3585 results.get(i).filter = null; 3586 } 3587 } 3588 3589 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3590 return results; 3591 } 3592 3593 @Override 3594 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3595 int userId) { 3596 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3597 ComponentName comp = intent.getComponent(); 3598 if (comp == null) { 3599 if (intent.getSelector() != null) { 3600 intent = intent.getSelector(); 3601 comp = intent.getComponent(); 3602 } 3603 } 3604 if (comp != null) { 3605 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3606 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3607 if (ai != null) { 3608 ResolveInfo ri = new ResolveInfo(); 3609 ri.activityInfo = ai; 3610 list.add(ri); 3611 } 3612 return list; 3613 } 3614 3615 // reader 3616 synchronized (mPackages) { 3617 String pkgName = intent.getPackage(); 3618 if (pkgName == null) { 3619 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3620 } 3621 final PackageParser.Package pkg = mPackages.get(pkgName); 3622 if (pkg != null) { 3623 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3624 userId); 3625 } 3626 return null; 3627 } 3628 } 3629 3630 @Override 3631 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3632 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3633 if (!sUserManager.exists(userId)) return null; 3634 if (query != null) { 3635 if (query.size() >= 1) { 3636 // If there is more than one service with the same priority, 3637 // just arbitrarily pick the first one. 3638 return query.get(0); 3639 } 3640 } 3641 return null; 3642 } 3643 3644 @Override 3645 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3646 int userId) { 3647 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3648 ComponentName comp = intent.getComponent(); 3649 if (comp == null) { 3650 if (intent.getSelector() != null) { 3651 intent = intent.getSelector(); 3652 comp = intent.getComponent(); 3653 } 3654 } 3655 if (comp != null) { 3656 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3657 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3658 if (si != null) { 3659 final ResolveInfo ri = new ResolveInfo(); 3660 ri.serviceInfo = si; 3661 list.add(ri); 3662 } 3663 return list; 3664 } 3665 3666 // reader 3667 synchronized (mPackages) { 3668 String pkgName = intent.getPackage(); 3669 if (pkgName == null) { 3670 return mServices.queryIntent(intent, resolvedType, flags, userId); 3671 } 3672 final PackageParser.Package pkg = mPackages.get(pkgName); 3673 if (pkg != null) { 3674 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3675 userId); 3676 } 3677 return null; 3678 } 3679 } 3680 3681 @Override 3682 public List<ResolveInfo> queryIntentContentProviders( 3683 Intent intent, String resolvedType, int flags, int userId) { 3684 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3685 ComponentName comp = intent.getComponent(); 3686 if (comp == null) { 3687 if (intent.getSelector() != null) { 3688 intent = intent.getSelector(); 3689 comp = intent.getComponent(); 3690 } 3691 } 3692 if (comp != null) { 3693 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3694 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3695 if (pi != null) { 3696 final ResolveInfo ri = new ResolveInfo(); 3697 ri.providerInfo = pi; 3698 list.add(ri); 3699 } 3700 return list; 3701 } 3702 3703 // reader 3704 synchronized (mPackages) { 3705 String pkgName = intent.getPackage(); 3706 if (pkgName == null) { 3707 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3708 } 3709 final PackageParser.Package pkg = mPackages.get(pkgName); 3710 if (pkg != null) { 3711 return mProviders.queryIntentForPackage( 3712 intent, resolvedType, flags, pkg.providers, userId); 3713 } 3714 return null; 3715 } 3716 } 3717 3718 @Override 3719 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3720 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3721 3722 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3723 3724 // writer 3725 synchronized (mPackages) { 3726 ArrayList<PackageInfo> list; 3727 if (listUninstalled) { 3728 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3729 for (PackageSetting ps : mSettings.mPackages.values()) { 3730 PackageInfo pi; 3731 if (ps.pkg != null) { 3732 pi = generatePackageInfo(ps.pkg, flags, userId); 3733 } else { 3734 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3735 } 3736 if (pi != null) { 3737 list.add(pi); 3738 } 3739 } 3740 } else { 3741 list = new ArrayList<PackageInfo>(mPackages.size()); 3742 for (PackageParser.Package p : mPackages.values()) { 3743 PackageInfo pi = generatePackageInfo(p, flags, userId); 3744 if (pi != null) { 3745 list.add(pi); 3746 } 3747 } 3748 } 3749 3750 return new ParceledListSlice<PackageInfo>(list); 3751 } 3752 } 3753 3754 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3755 String[] permissions, boolean[] tmp, int flags, int userId) { 3756 int numMatch = 0; 3757 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3758 for (int i=0; i<permissions.length; i++) { 3759 if (gp.grantedPermissions.contains(permissions[i])) { 3760 tmp[i] = true; 3761 numMatch++; 3762 } else { 3763 tmp[i] = false; 3764 } 3765 } 3766 if (numMatch == 0) { 3767 return; 3768 } 3769 PackageInfo pi; 3770 if (ps.pkg != null) { 3771 pi = generatePackageInfo(ps.pkg, flags, userId); 3772 } else { 3773 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3774 } 3775 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3776 if (numMatch == permissions.length) { 3777 pi.requestedPermissions = permissions; 3778 } else { 3779 pi.requestedPermissions = new String[numMatch]; 3780 numMatch = 0; 3781 for (int i=0; i<permissions.length; i++) { 3782 if (tmp[i]) { 3783 pi.requestedPermissions[numMatch] = permissions[i]; 3784 numMatch++; 3785 } 3786 } 3787 } 3788 } 3789 list.add(pi); 3790 } 3791 3792 @Override 3793 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3794 String[] permissions, int flags, int userId) { 3795 if (!sUserManager.exists(userId)) return null; 3796 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3797 3798 // writer 3799 synchronized (mPackages) { 3800 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3801 boolean[] tmpBools = new boolean[permissions.length]; 3802 if (listUninstalled) { 3803 for (PackageSetting ps : mSettings.mPackages.values()) { 3804 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3805 } 3806 } else { 3807 for (PackageParser.Package pkg : mPackages.values()) { 3808 PackageSetting ps = (PackageSetting)pkg.mExtras; 3809 if (ps != null) { 3810 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3811 userId); 3812 } 3813 } 3814 } 3815 3816 return new ParceledListSlice<PackageInfo>(list); 3817 } 3818 } 3819 3820 @Override 3821 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3822 if (!sUserManager.exists(userId)) return null; 3823 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3824 3825 // writer 3826 synchronized (mPackages) { 3827 ArrayList<ApplicationInfo> list; 3828 if (listUninstalled) { 3829 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3830 for (PackageSetting ps : mSettings.mPackages.values()) { 3831 ApplicationInfo ai; 3832 if (ps.pkg != null) { 3833 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3834 ps.readUserState(userId), userId); 3835 } else { 3836 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3837 } 3838 if (ai != null) { 3839 list.add(ai); 3840 } 3841 } 3842 } else { 3843 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3844 for (PackageParser.Package p : mPackages.values()) { 3845 if (p.mExtras != null) { 3846 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3847 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3848 if (ai != null) { 3849 list.add(ai); 3850 } 3851 } 3852 } 3853 } 3854 3855 return new ParceledListSlice<ApplicationInfo>(list); 3856 } 3857 } 3858 3859 public List<ApplicationInfo> getPersistentApplications(int flags) { 3860 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3861 3862 // reader 3863 synchronized (mPackages) { 3864 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3865 final int userId = UserHandle.getCallingUserId(); 3866 while (i.hasNext()) { 3867 final PackageParser.Package p = i.next(); 3868 if (p.applicationInfo != null 3869 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3870 && (!mSafeMode || isSystemApp(p))) { 3871 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3872 if (ps != null) { 3873 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3874 ps.readUserState(userId), userId); 3875 if (ai != null) { 3876 finalList.add(ai); 3877 } 3878 } 3879 } 3880 } 3881 } 3882 3883 return finalList; 3884 } 3885 3886 @Override 3887 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3888 if (!sUserManager.exists(userId)) return null; 3889 // reader 3890 synchronized (mPackages) { 3891 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3892 PackageSetting ps = provider != null 3893 ? mSettings.mPackages.get(provider.owner.packageName) 3894 : null; 3895 return ps != null 3896 && mSettings.isEnabledLPr(provider.info, flags, userId) 3897 && (!mSafeMode || (provider.info.applicationInfo.flags 3898 &ApplicationInfo.FLAG_SYSTEM) != 0) 3899 ? PackageParser.generateProviderInfo(provider, flags, 3900 ps.readUserState(userId), userId) 3901 : null; 3902 } 3903 } 3904 3905 /** 3906 * @deprecated 3907 */ 3908 @Deprecated 3909 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3910 // reader 3911 synchronized (mPackages) { 3912 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3913 .entrySet().iterator(); 3914 final int userId = UserHandle.getCallingUserId(); 3915 while (i.hasNext()) { 3916 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3917 PackageParser.Provider p = entry.getValue(); 3918 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3919 3920 if (ps != null && p.syncable 3921 && (!mSafeMode || (p.info.applicationInfo.flags 3922 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3923 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3924 ps.readUserState(userId), userId); 3925 if (info != null) { 3926 outNames.add(entry.getKey()); 3927 outInfo.add(info); 3928 } 3929 } 3930 } 3931 } 3932 } 3933 3934 @Override 3935 public List<ProviderInfo> queryContentProviders(String processName, 3936 int uid, int flags) { 3937 ArrayList<ProviderInfo> finalList = null; 3938 // reader 3939 synchronized (mPackages) { 3940 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3941 final int userId = processName != null ? 3942 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3943 while (i.hasNext()) { 3944 final PackageParser.Provider p = i.next(); 3945 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3946 if (ps != null && p.info.authority != null 3947 && (processName == null 3948 || (p.info.processName.equals(processName) 3949 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3950 && mSettings.isEnabledLPr(p.info, flags, userId) 3951 && (!mSafeMode 3952 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3953 if (finalList == null) { 3954 finalList = new ArrayList<ProviderInfo>(3); 3955 } 3956 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3957 ps.readUserState(userId), userId); 3958 if (info != null) { 3959 finalList.add(info); 3960 } 3961 } 3962 } 3963 } 3964 3965 if (finalList != null) { 3966 Collections.sort(finalList, mProviderInitOrderSorter); 3967 } 3968 3969 return finalList; 3970 } 3971 3972 @Override 3973 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3974 int flags) { 3975 // reader 3976 synchronized (mPackages) { 3977 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3978 return PackageParser.generateInstrumentationInfo(i, flags); 3979 } 3980 } 3981 3982 @Override 3983 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3984 int flags) { 3985 ArrayList<InstrumentationInfo> finalList = 3986 new ArrayList<InstrumentationInfo>(); 3987 3988 // reader 3989 synchronized (mPackages) { 3990 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3991 while (i.hasNext()) { 3992 final PackageParser.Instrumentation p = i.next(); 3993 if (targetPackage == null 3994 || targetPackage.equals(p.info.targetPackage)) { 3995 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3996 flags); 3997 if (ii != null) { 3998 finalList.add(ii); 3999 } 4000 } 4001 } 4002 } 4003 4004 return finalList; 4005 } 4006 4007 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4008 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4009 if (overlays == null) { 4010 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4011 return; 4012 } 4013 for (PackageParser.Package opkg : overlays.values()) { 4014 // Not much to do if idmap fails: we already logged the error 4015 // and we certainly don't want to abort installation of pkg simply 4016 // because an overlay didn't fit properly. For these reasons, 4017 // ignore the return value of createIdmapForPackagePairLI. 4018 createIdmapForPackagePairLI(pkg, opkg); 4019 } 4020 } 4021 4022 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4023 PackageParser.Package opkg) { 4024 if (!opkg.mTrustedOverlay) { 4025 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4026 opkg.baseCodePath + ": overlay not trusted"); 4027 return false; 4028 } 4029 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4030 if (overlaySet == null) { 4031 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4032 opkg.baseCodePath + " but target package has no known overlays"); 4033 return false; 4034 } 4035 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4036 // TODO: generate idmap for split APKs 4037 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4038 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4039 + opkg.baseCodePath); 4040 return false; 4041 } 4042 PackageParser.Package[] overlayArray = 4043 overlaySet.values().toArray(new PackageParser.Package[0]); 4044 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4045 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4046 return p1.mOverlayPriority - p2.mOverlayPriority; 4047 } 4048 }; 4049 Arrays.sort(overlayArray, cmp); 4050 4051 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4052 int i = 0; 4053 for (PackageParser.Package p : overlayArray) { 4054 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4055 } 4056 return true; 4057 } 4058 4059 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 4060 final File[] files = dir.listFiles(); 4061 if (ArrayUtils.isEmpty(files)) { 4062 Log.d(TAG, "No files in app dir " + dir); 4063 return; 4064 } 4065 4066 if (DEBUG_PACKAGE_SCANNING) { 4067 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 4068 + " flags=0x" + Integer.toHexString(flags)); 4069 } 4070 4071 for (File file : files) { 4072 final boolean isPackage = isApkFile(file) || file.isDirectory(); 4073 if (!isPackage) { 4074 // Ignore entries which are not apk's 4075 continue; 4076 } 4077 try { 4078 scanPackageLI(file, flags | PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, 4079 null, null); 4080 } catch (PackageManagerException e) { 4081 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4082 4083 // Don't mess around with apps in system partition. 4084 if ((flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4085 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4086 // Delete the apk 4087 Slog.w(TAG, "Cleaning up failed install of " + file); 4088 file.delete(); 4089 } 4090 } 4091 } 4092 } 4093 4094 private static File getSettingsProblemFile() { 4095 File dataDir = Environment.getDataDirectory(); 4096 File systemDir = new File(dataDir, "system"); 4097 File fname = new File(systemDir, "uiderrors.txt"); 4098 return fname; 4099 } 4100 4101 static void reportSettingsProblem(int priority, String msg) { 4102 try { 4103 File fname = getSettingsProblemFile(); 4104 FileOutputStream out = new FileOutputStream(fname, true); 4105 PrintWriter pw = new FastPrintWriter(out); 4106 SimpleDateFormat formatter = new SimpleDateFormat(); 4107 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4108 pw.println(dateString + ": " + msg); 4109 pw.close(); 4110 FileUtils.setPermissions( 4111 fname.toString(), 4112 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4113 -1, -1); 4114 } catch (java.io.IOException e) { 4115 } 4116 Slog.println(priority, TAG, msg); 4117 } 4118 4119 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4120 PackageParser.Package pkg, File srcFile, int parseFlags) 4121 throws PackageManagerException { 4122 if (ps != null 4123 && ps.codePath.equals(srcFile) 4124 && ps.timeStamp == srcFile.lastModified() 4125 && !isCompatSignatureUpdateNeeded(pkg)) { 4126 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4127 if (ps.signatures.mSignatures != null 4128 && ps.signatures.mSignatures.length != 0 4129 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4130 // Optimization: reuse the existing cached certificates 4131 // if the package appears to be unchanged. 4132 pkg.mSignatures = ps.signatures.mSignatures; 4133 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4134 synchronized (mPackages) { 4135 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4136 } 4137 return; 4138 } 4139 4140 Slog.w(TAG, "PackageSetting for " + ps.name 4141 + " is missing signatures. Collecting certs again to recover them."); 4142 } else { 4143 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4144 } 4145 4146 try { 4147 pp.collectCertificates(pkg, parseFlags); 4148 pp.collectManifestDigest(pkg); 4149 } catch (PackageParserException e) { 4150 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4151 + pkg.packageName + ": " + e.getMessage()); 4152 } 4153 } 4154 4155 /* 4156 * Scan a package and return the newly parsed package. 4157 * Returns null in case of errors and the error code is stored in mLastScanError 4158 */ 4159 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanMode, 4160 long currentTime, UserHandle user, String abiOverride) throws PackageManagerException { 4161 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4162 parseFlags |= mDefParseFlags; 4163 PackageParser pp = new PackageParser(); 4164 pp.setSeparateProcesses(mSeparateProcesses); 4165 pp.setOnlyCoreApps(mOnlyCore); 4166 pp.setDisplayMetrics(mMetrics); 4167 4168 if ((scanMode & SCAN_TRUSTED_OVERLAY) != 0) { 4169 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4170 } 4171 4172 final PackageParser.Package pkg; 4173 try { 4174 pkg = pp.parsePackage(scanFile, parseFlags); 4175 } catch (PackageParserException e) { 4176 throw new PackageManagerException(e.error, 4177 "Failed to scan " + scanFile + ": " + e.getMessage()); 4178 } 4179 4180 PackageSetting ps = null; 4181 PackageSetting updatedPkg; 4182 // reader 4183 synchronized (mPackages) { 4184 // Look to see if we already know about this package. 4185 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4186 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4187 // This package has been renamed to its original name. Let's 4188 // use that. 4189 ps = mSettings.peekPackageLPr(oldName); 4190 } 4191 // If there was no original package, see one for the real package name. 4192 if (ps == null) { 4193 ps = mSettings.peekPackageLPr(pkg.packageName); 4194 } 4195 // Check to see if this package could be hiding/updating a system 4196 // package. Must look for it either under the original or real 4197 // package name depending on our state. 4198 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4199 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4200 } 4201 boolean updatedPkgBetter = false; 4202 // First check if this is a system package that may involve an update 4203 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4204 if (ps != null && !ps.codePath.equals(scanFile)) { 4205 // The path has changed from what was last scanned... check the 4206 // version of the new path against what we have stored to determine 4207 // what to do. 4208 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4209 if (pkg.mVersionCode < ps.versionCode) { 4210 // The system package has been updated and the code path does not match 4211 // Ignore entry. Skip it. 4212 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4213 + " ignored: updated version " + ps.versionCode 4214 + " better than this " + pkg.mVersionCode); 4215 if (!updatedPkg.codePath.equals(scanFile)) { 4216 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4217 + ps.name + " changing from " + updatedPkg.codePathString 4218 + " to " + scanFile); 4219 updatedPkg.codePath = scanFile; 4220 updatedPkg.codePathString = scanFile.toString(); 4221 // This is the point at which we know that the system-disk APK 4222 // for this package has moved during a reboot (e.g. due to an OTA), 4223 // so we need to reevaluate it for privilege policy. 4224 if (locationIsPrivileged(scanFile)) { 4225 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4226 } 4227 } 4228 updatedPkg.pkg = pkg; 4229 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4230 } else { 4231 // The current app on the system partition is better than 4232 // what we have updated to on the data partition; switch 4233 // back to the system partition version. 4234 // At this point, its safely assumed that package installation for 4235 // apps in system partition will go through. If not there won't be a working 4236 // version of the app 4237 // writer 4238 synchronized (mPackages) { 4239 // Just remove the loaded entries from package lists. 4240 mPackages.remove(ps.name); 4241 } 4242 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4243 + "reverting from " + ps.codePathString 4244 + ": new version " + pkg.mVersionCode 4245 + " better than installed " + ps.versionCode); 4246 4247 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4248 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4249 getAppDexInstructionSets(ps), isMultiArch(ps)); 4250 synchronized (mInstallLock) { 4251 args.cleanUpResourcesLI(); 4252 } 4253 synchronized (mPackages) { 4254 mSettings.enableSystemPackageLPw(ps.name); 4255 } 4256 updatedPkgBetter = true; 4257 } 4258 } 4259 } 4260 4261 if (updatedPkg != null) { 4262 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4263 // initially 4264 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4265 4266 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4267 // flag set initially 4268 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4269 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4270 } 4271 } 4272 4273 // Verify certificates against what was last scanned 4274 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4275 4276 /* 4277 * A new system app appeared, but we already had a non-system one of the 4278 * same name installed earlier. 4279 */ 4280 boolean shouldHideSystemApp = false; 4281 if (updatedPkg == null && ps != null 4282 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4283 /* 4284 * Check to make sure the signatures match first. If they don't, 4285 * wipe the installed application and its data. 4286 */ 4287 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4288 != PackageManager.SIGNATURE_MATCH) { 4289 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4290 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4291 ps = null; 4292 } else { 4293 /* 4294 * If the newly-added system app is an older version than the 4295 * already installed version, hide it. It will be scanned later 4296 * and re-added like an update. 4297 */ 4298 if (pkg.mVersionCode < ps.versionCode) { 4299 shouldHideSystemApp = true; 4300 } else { 4301 /* 4302 * The newly found system app is a newer version that the 4303 * one previously installed. Simply remove the 4304 * already-installed application and replace it with our own 4305 * while keeping the application data. 4306 */ 4307 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4308 + ps.codePathString + ": new version " + pkg.mVersionCode 4309 + " better than installed " + ps.versionCode); 4310 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4311 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4312 getAppDexInstructionSets(ps), isMultiArch(ps)); 4313 synchronized (mInstallLock) { 4314 args.cleanUpResourcesLI(); 4315 } 4316 } 4317 } 4318 } 4319 4320 // The apk is forward locked (not public) if its code and resources 4321 // are kept in different files. (except for app in either system or 4322 // vendor path). 4323 // TODO grab this value from PackageSettings 4324 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4325 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4326 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4327 } 4328 } 4329 4330 // TODO: extend to support forward-locked splits 4331 String resourcePath = null; 4332 String baseResourcePath = null; 4333 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4334 if (ps != null && ps.resourcePathString != null) { 4335 resourcePath = ps.resourcePathString; 4336 baseResourcePath = ps.resourcePathString; 4337 } else { 4338 // Should not happen at all. Just log an error. 4339 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4340 } 4341 } else { 4342 resourcePath = pkg.codePath; 4343 baseResourcePath = pkg.baseCodePath; 4344 } 4345 4346 // Set application objects path explicitly. 4347 pkg.applicationInfo.setCodePath(pkg.codePath); 4348 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4349 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4350 pkg.applicationInfo.setResourcePath(resourcePath); 4351 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4352 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4353 4354 // Note that we invoke the following method only if we are about to unpack an application 4355 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4356 | SCAN_UPDATE_SIGNATURE, currentTime, user, abiOverride); 4357 4358 /* 4359 * If the system app should be overridden by a previously installed 4360 * data, hide the system app now and let the /data/app scan pick it up 4361 * again. 4362 */ 4363 if (shouldHideSystemApp) { 4364 synchronized (mPackages) { 4365 /* 4366 * We have to grant systems permissions before we hide, because 4367 * grantPermissions will assume the package update is trying to 4368 * expand its permissions. 4369 */ 4370 grantPermissionsLPw(pkg, true); 4371 mSettings.disableSystemPackageLPw(pkg.packageName); 4372 } 4373 } 4374 4375 return scannedPkg; 4376 } 4377 4378 private static String fixProcessName(String defProcessName, 4379 String processName, int uid) { 4380 if (processName == null) { 4381 return defProcessName; 4382 } 4383 return processName; 4384 } 4385 4386 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4387 throws PackageManagerException { 4388 if (pkgSetting.signatures.mSignatures != null) { 4389 // Already existing package. Make sure signatures match 4390 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4391 == PackageManager.SIGNATURE_MATCH; 4392 if (!match) { 4393 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4394 == PackageManager.SIGNATURE_MATCH; 4395 } 4396 if (!match) { 4397 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4398 + pkg.packageName + " signatures do not match the " 4399 + "previously installed version; ignoring!"); 4400 } 4401 } 4402 4403 // Check for shared user signatures 4404 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4405 // Already existing package. Make sure signatures match 4406 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4407 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4408 if (!match) { 4409 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4410 == PackageManager.SIGNATURE_MATCH; 4411 } 4412 if (!match) { 4413 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4414 "Package " + pkg.packageName 4415 + " has no signatures that match those in shared user " 4416 + pkgSetting.sharedUser.name + "; ignoring!"); 4417 } 4418 } 4419 } 4420 4421 /** 4422 * Enforces that only the system UID or root's UID can call a method exposed 4423 * via Binder. 4424 * 4425 * @param message used as message if SecurityException is thrown 4426 * @throws SecurityException if the caller is not system or root 4427 */ 4428 private static final void enforceSystemOrRoot(String message) { 4429 final int uid = Binder.getCallingUid(); 4430 if (uid != Process.SYSTEM_UID && uid != 0) { 4431 throw new SecurityException(message); 4432 } 4433 } 4434 4435 @Override 4436 public void performBootDexOpt() { 4437 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4438 4439 final HashSet<PackageParser.Package> pkgs; 4440 synchronized (mPackages) { 4441 pkgs = mDeferredDexOpt; 4442 mDeferredDexOpt = null; 4443 } 4444 4445 if (pkgs != null) { 4446 // Filter out packages that aren't recently used. 4447 // 4448 // The exception is first boot of a non-eng device, which 4449 // should do a full dexopt. 4450 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4451 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4452 // TODO: add a property to control this? 4453 long dexOptLRUThresholdInMinutes; 4454 if (eng) { 4455 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4456 } else { 4457 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4458 } 4459 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4460 4461 int total = pkgs.size(); 4462 int skipped = 0; 4463 long now = System.currentTimeMillis(); 4464 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4465 PackageParser.Package pkg = i.next(); 4466 long then = pkg.mLastPackageUsageTimeInMills; 4467 if (then + dexOptLRUThresholdInMills < now) { 4468 if (DEBUG_DEXOPT) { 4469 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4470 ((then == 0) ? "never" : new Date(then))); 4471 } 4472 i.remove(); 4473 skipped++; 4474 } 4475 } 4476 if (DEBUG_DEXOPT) { 4477 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4478 } 4479 } 4480 4481 int i = 0; 4482 for (PackageParser.Package pkg : pkgs) { 4483 i++; 4484 if (DEBUG_DEXOPT) { 4485 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4486 + ": " + pkg.packageName); 4487 } 4488 if (!isFirstBoot()) { 4489 try { 4490 ActivityManagerNative.getDefault().showBootMessage( 4491 mContext.getResources().getString( 4492 R.string.android_upgrading_apk, 4493 i, pkgs.size()), true); 4494 } catch (RemoteException e) { 4495 } 4496 } 4497 PackageParser.Package p = pkg; 4498 synchronized (mInstallLock) { 4499 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4500 true /* include dependencies */); 4501 } 4502 } 4503 } 4504 } 4505 4506 @Override 4507 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4508 return performDexOpt(packageName, instructionSet, true); 4509 } 4510 4511 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4512 if (info.primaryCpuAbi == null) { 4513 return getPreferredInstructionSet(); 4514 } 4515 4516 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4517 } 4518 4519 public boolean performDexOpt(String packageName, String instructionSet, boolean updateUsage) { 4520 PackageParser.Package p; 4521 final String targetInstructionSet; 4522 synchronized (mPackages) { 4523 p = mPackages.get(packageName); 4524 if (p == null) { 4525 return false; 4526 } 4527 if (updateUsage) { 4528 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4529 } 4530 mPackageUsage.write(false); 4531 4532 targetInstructionSet = instructionSet != null ? instructionSet : 4533 getPrimaryInstructionSet(p.applicationInfo); 4534 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4535 return false; 4536 } 4537 } 4538 4539 synchronized (mInstallLock) { 4540 final String[] instructionSets = new String[] { targetInstructionSet }; 4541 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4542 true /* include dependencies */) == DEX_OPT_PERFORMED; 4543 } 4544 } 4545 4546 public HashSet<String> getPackagesThatNeedDexOpt() { 4547 HashSet<String> pkgs = null; 4548 synchronized (mPackages) { 4549 for (PackageParser.Package p : mPackages.values()) { 4550 if (DEBUG_DEXOPT) { 4551 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4552 } 4553 if (!p.mDexOptPerformed.isEmpty()) { 4554 continue; 4555 } 4556 if (pkgs == null) { 4557 pkgs = new HashSet<String>(); 4558 } 4559 pkgs.add(p.packageName); 4560 } 4561 } 4562 return pkgs; 4563 } 4564 4565 public void shutdown() { 4566 mPackageUsage.write(true); 4567 } 4568 4569 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4570 boolean forceDex, boolean defer, HashSet<String> done) { 4571 for (int i=0; i<libs.size(); i++) { 4572 PackageParser.Package libPkg; 4573 String libName; 4574 synchronized (mPackages) { 4575 libName = libs.get(i); 4576 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4577 if (lib != null && lib.apk != null) { 4578 libPkg = mPackages.get(lib.apk); 4579 } else { 4580 libPkg = null; 4581 } 4582 } 4583 if (libPkg != null && !done.contains(libName)) { 4584 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4585 } 4586 } 4587 } 4588 4589 static final int DEX_OPT_SKIPPED = 0; 4590 static final int DEX_OPT_PERFORMED = 1; 4591 static final int DEX_OPT_DEFERRED = 2; 4592 static final int DEX_OPT_FAILED = -1; 4593 4594 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4595 boolean forceDex, boolean defer, HashSet<String> done) { 4596 final String[] instructionSets = targetInstructionSets != null ? 4597 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4598 4599 if (done != null) { 4600 done.add(pkg.packageName); 4601 if (pkg.usesLibraries != null) { 4602 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4603 } 4604 if (pkg.usesOptionalLibraries != null) { 4605 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4606 } 4607 } 4608 4609 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4610 return DEX_OPT_SKIPPED; 4611 } 4612 4613 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4614 boolean performedDexOpt = false; 4615 // There are three basic cases here: 4616 // 1.) we need to dexopt, either because we are forced or it is needed 4617 // 2.) we are defering a needed dexopt 4618 // 3.) we are skipping an unneeded dexopt 4619 for (String path : paths) { 4620 for (String instructionSet : instructionSets) { 4621 if (!forceDex && pkg.mDexOptPerformed.contains(instructionSet)) { 4622 continue; 4623 } 4624 4625 try { 4626 final boolean isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4627 pkg.packageName, instructionSet, defer); 4628 if (forceDex || (!defer && isDexOptNeeded)) { 4629 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4630 + pkg.applicationInfo.packageName + " isa=" + instructionSet); 4631 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4632 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4633 pkg.packageName, instructionSet); 4634 4635 if (ret < 0) { 4636 // Don't bother running dexopt again if we failed, it will probably 4637 // just result in an error again. Also, don't bother dexopting for other 4638 // paths & ISAs. 4639 return DEX_OPT_FAILED; 4640 } else { 4641 performedDexOpt = true; 4642 pkg.mDexOptPerformed.add(instructionSet); 4643 } 4644 } 4645 4646 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4647 // paths and instruction sets. We'll deal with them all together when we process 4648 // our list of deferred dexopts. 4649 if (defer && isDexOptNeeded) { 4650 if (mDeferredDexOpt == null) { 4651 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4652 } 4653 mDeferredDexOpt.add(pkg); 4654 return DEX_OPT_DEFERRED; 4655 } 4656 } catch (FileNotFoundException e) { 4657 Slog.w(TAG, "Apk not found for dexopt: " + path); 4658 return DEX_OPT_FAILED; 4659 } catch (IOException e) { 4660 Slog.w(TAG, "IOException reading apk: " + path, e); 4661 return DEX_OPT_FAILED; 4662 } catch (StaleDexCacheError e) { 4663 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4664 return DEX_OPT_FAILED; 4665 } catch (Exception e) { 4666 Slog.w(TAG, "Exception when doing dexopt : ", e); 4667 return DEX_OPT_FAILED; 4668 } 4669 } 4670 } 4671 4672 // If we've gotten here, we're sure that no error occurred and that we haven't 4673 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4674 // we've skipped all of them because they are up to date. In both cases this 4675 // package doesn't need dexopt any longer. 4676 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4677 } 4678 4679 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4680 if (info.primaryCpuAbi != null) { 4681 if (info.secondaryCpuAbi != null) { 4682 return new String[] { 4683 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4684 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4685 } else { 4686 return new String[] { 4687 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4688 } 4689 } 4690 4691 return new String[] { getPreferredInstructionSet() }; 4692 } 4693 4694 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4695 if (ps.primaryCpuAbiString != null) { 4696 if (ps.secondaryCpuAbiString != null) { 4697 return new String[] { 4698 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4699 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4700 } else { 4701 return new String[] { 4702 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4703 } 4704 } 4705 4706 return new String[] { getPreferredInstructionSet() }; 4707 } 4708 4709 private static String getPreferredInstructionSet() { 4710 if (sPreferredInstructionSet == null) { 4711 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4712 } 4713 4714 return sPreferredInstructionSet; 4715 } 4716 4717 private static List<String> getAllInstructionSets() { 4718 final String[] allAbis = Build.SUPPORTED_ABIS; 4719 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4720 4721 for (String abi : allAbis) { 4722 final String instructionSet = VMRuntime.getInstructionSet(abi); 4723 if (!allInstructionSets.contains(instructionSet)) { 4724 allInstructionSets.add(instructionSet); 4725 } 4726 } 4727 4728 return allInstructionSets; 4729 } 4730 4731 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4732 boolean forceDex, boolean defer, boolean inclDependencies) { 4733 HashSet<String> done; 4734 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4735 done = new HashSet<String>(); 4736 done.add(pkg.packageName); 4737 } else { 4738 done = null; 4739 } 4740 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4741 } 4742 4743 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4744 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4745 Slog.w(TAG, "Unable to update from " + oldPkg.name 4746 + " to " + newPkg.packageName 4747 + ": old package not in system partition"); 4748 return false; 4749 } else if (mPackages.get(oldPkg.name) != null) { 4750 Slog.w(TAG, "Unable to update from " + oldPkg.name 4751 + " to " + newPkg.packageName 4752 + ": old package still exists"); 4753 return false; 4754 } 4755 return true; 4756 } 4757 4758 File getDataPathForUser(int userId) { 4759 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4760 } 4761 4762 private File getDataPathForPackage(String packageName, int userId) { 4763 /* 4764 * Until we fully support multiple users, return the directory we 4765 * previously would have. The PackageManagerTests will need to be 4766 * revised when this is changed back.. 4767 */ 4768 if (userId == 0) { 4769 return new File(mAppDataDir, packageName); 4770 } else { 4771 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4772 + File.separator + packageName); 4773 } 4774 } 4775 4776 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4777 int[] users = sUserManager.getUserIds(); 4778 int res = mInstaller.install(packageName, uid, uid, seinfo); 4779 if (res < 0) { 4780 return res; 4781 } 4782 for (int user : users) { 4783 if (user != 0) { 4784 res = mInstaller.createUserData(packageName, 4785 UserHandle.getUid(user, uid), user, seinfo); 4786 if (res < 0) { 4787 return res; 4788 } 4789 } 4790 } 4791 return res; 4792 } 4793 4794 private int removeDataDirsLI(String packageName) { 4795 int[] users = sUserManager.getUserIds(); 4796 int res = 0; 4797 for (int user : users) { 4798 int resInner = mInstaller.remove(packageName, user); 4799 if (resInner < 0) { 4800 res = resInner; 4801 } 4802 } 4803 4804 return res; 4805 } 4806 4807 private int deleteCodeCacheDirsLI(String packageName) { 4808 int[] users = sUserManager.getUserIds(); 4809 int res = 0; 4810 for (int user : users) { 4811 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4812 if (resInner < 0) { 4813 res = resInner; 4814 } 4815 } 4816 return res; 4817 } 4818 4819 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4820 PackageParser.Package changingLib) { 4821 if (file.path != null) { 4822 usesLibraryFiles.add(file.path); 4823 return; 4824 } 4825 PackageParser.Package p = mPackages.get(file.apk); 4826 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4827 // If we are doing this while in the middle of updating a library apk, 4828 // then we need to make sure to use that new apk for determining the 4829 // dependencies here. (We haven't yet finished committing the new apk 4830 // to the package manager state.) 4831 if (p == null || p.packageName.equals(changingLib.packageName)) { 4832 p = changingLib; 4833 } 4834 } 4835 if (p != null) { 4836 usesLibraryFiles.addAll(p.getAllCodePaths()); 4837 } 4838 } 4839 4840 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4841 PackageParser.Package changingLib) throws PackageManagerException { 4842 // We might be upgrading from a version of the platform that did not 4843 // provide per-package native library directories for system apps. 4844 // Fix that up here. 4845 if (isSystemApp(pkg)) { 4846 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4847 if (!isUpdatedSystemApp(pkg)) { 4848 setBundledAppAbisAndRoots(pkg, ps); 4849 } 4850 } 4851 4852 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4853 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4854 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4855 for (int i=0; i<N; i++) { 4856 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4857 if (file == null) { 4858 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4859 "Package " + pkg.packageName + " requires unavailable shared library " 4860 + pkg.usesLibraries.get(i) + "; failing!"); 4861 } 4862 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4863 } 4864 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4865 for (int i=0; i<N; i++) { 4866 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4867 if (file == null) { 4868 Slog.w(TAG, "Package " + pkg.packageName 4869 + " desires unavailable shared library " 4870 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4871 } else { 4872 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4873 } 4874 } 4875 N = usesLibraryFiles.size(); 4876 if (N > 0) { 4877 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4878 } else { 4879 pkg.usesLibraryFiles = null; 4880 } 4881 } 4882 } 4883 4884 private static boolean hasString(List<String> list, List<String> which) { 4885 if (list == null) { 4886 return false; 4887 } 4888 for (int i=list.size()-1; i>=0; i--) { 4889 for (int j=which.size()-1; j>=0; j--) { 4890 if (which.get(j).equals(list.get(i))) { 4891 return true; 4892 } 4893 } 4894 } 4895 return false; 4896 } 4897 4898 private void updateAllSharedLibrariesLPw() { 4899 for (PackageParser.Package pkg : mPackages.values()) { 4900 try { 4901 updateSharedLibrariesLPw(pkg, null); 4902 } catch (PackageManagerException e) { 4903 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4904 } 4905 } 4906 } 4907 4908 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4909 PackageParser.Package changingPkg) { 4910 ArrayList<PackageParser.Package> res = null; 4911 for (PackageParser.Package pkg : mPackages.values()) { 4912 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4913 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4914 if (res == null) { 4915 res = new ArrayList<PackageParser.Package>(); 4916 } 4917 res.add(pkg); 4918 try { 4919 updateSharedLibrariesLPw(pkg, changingPkg); 4920 } catch (PackageManagerException e) { 4921 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4922 } 4923 } 4924 } 4925 return res; 4926 } 4927 4928 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4929 int scanMode, long currentTime, UserHandle user, String abiOverride) 4930 throws PackageManagerException { 4931 final File scanFile = new File(pkg.codePath); 4932 if (pkg.applicationInfo.getCodePath() == null || 4933 pkg.applicationInfo.getResourcePath() == null) { 4934 // Bail out. The resource and code paths haven't been set. 4935 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4936 "Code and resource paths haven't been set correctly"); 4937 } 4938 4939 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4940 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4941 } 4942 4943 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4944 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4945 } 4946 4947 if (mCustomResolverComponentName != null && 4948 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4949 setUpCustomResolverActivity(pkg); 4950 } 4951 4952 if (pkg.packageName.equals("android")) { 4953 synchronized (mPackages) { 4954 if (mAndroidApplication != null) { 4955 Slog.w(TAG, "*************************************************"); 4956 Slog.w(TAG, "Core android package being redefined. Skipping."); 4957 Slog.w(TAG, " file=" + scanFile); 4958 Slog.w(TAG, "*************************************************"); 4959 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 4960 "Core android package being redefined. Skipping."); 4961 } 4962 4963 // Set up information for our fall-back user intent resolution activity. 4964 mPlatformPackage = pkg; 4965 pkg.mVersionCode = mSdkVersion; 4966 mAndroidApplication = pkg.applicationInfo; 4967 4968 if (!mResolverReplaced) { 4969 mResolveActivity.applicationInfo = mAndroidApplication; 4970 mResolveActivity.name = ResolverActivity.class.getName(); 4971 mResolveActivity.packageName = mAndroidApplication.packageName; 4972 mResolveActivity.processName = "system:ui"; 4973 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4974 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 4975 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4976 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 4977 mResolveActivity.exported = true; 4978 mResolveActivity.enabled = true; 4979 mResolveInfo.activityInfo = mResolveActivity; 4980 mResolveInfo.priority = 0; 4981 mResolveInfo.preferredOrder = 0; 4982 mResolveInfo.match = 0; 4983 mResolveComponentName = new ComponentName( 4984 mAndroidApplication.packageName, mResolveActivity.name); 4985 } 4986 } 4987 } 4988 4989 if (DEBUG_PACKAGE_SCANNING) { 4990 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4991 Log.d(TAG, "Scanning package " + pkg.packageName); 4992 } 4993 4994 if (mPackages.containsKey(pkg.packageName) 4995 || mSharedLibraries.containsKey(pkg.packageName)) { 4996 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 4997 "Application package " + pkg.packageName 4998 + " already installed. Skipping duplicate."); 4999 } 5000 5001 // Initialize package source and resource directories 5002 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5003 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5004 5005 SharedUserSetting suid = null; 5006 PackageSetting pkgSetting = null; 5007 5008 if (!isSystemApp(pkg)) { 5009 // Only system apps can use these features. 5010 pkg.mOriginalPackages = null; 5011 pkg.mRealPackage = null; 5012 pkg.mAdoptPermissions = null; 5013 } 5014 5015 // writer 5016 synchronized (mPackages) { 5017 if (pkg.mSharedUserId != null) { 5018 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5019 if (suid == null) { 5020 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5021 "Creating application package " + pkg.packageName 5022 + " for shared user failed"); 5023 } 5024 if (DEBUG_PACKAGE_SCANNING) { 5025 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5026 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5027 + "): packages=" + suid.packages); 5028 } 5029 } 5030 5031 // Check if we are renaming from an original package name. 5032 PackageSetting origPackage = null; 5033 String realName = null; 5034 if (pkg.mOriginalPackages != null) { 5035 // This package may need to be renamed to a previously 5036 // installed name. Let's check on that... 5037 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5038 if (pkg.mOriginalPackages.contains(renamed)) { 5039 // This package had originally been installed as the 5040 // original name, and we have already taken care of 5041 // transitioning to the new one. Just update the new 5042 // one to continue using the old name. 5043 realName = pkg.mRealPackage; 5044 if (!pkg.packageName.equals(renamed)) { 5045 // Callers into this function may have already taken 5046 // care of renaming the package; only do it here if 5047 // it is not already done. 5048 pkg.setPackageName(renamed); 5049 } 5050 5051 } else { 5052 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5053 if ((origPackage = mSettings.peekPackageLPr( 5054 pkg.mOriginalPackages.get(i))) != null) { 5055 // We do have the package already installed under its 5056 // original name... should we use it? 5057 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5058 // New package is not compatible with original. 5059 origPackage = null; 5060 continue; 5061 } else if (origPackage.sharedUser != null) { 5062 // Make sure uid is compatible between packages. 5063 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5064 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5065 + " to " + pkg.packageName + ": old uid " 5066 + origPackage.sharedUser.name 5067 + " differs from " + pkg.mSharedUserId); 5068 origPackage = null; 5069 continue; 5070 } 5071 } else { 5072 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5073 + pkg.packageName + " to old name " + origPackage.name); 5074 } 5075 break; 5076 } 5077 } 5078 } 5079 } 5080 5081 if (mTransferedPackages.contains(pkg.packageName)) { 5082 Slog.w(TAG, "Package " + pkg.packageName 5083 + " was transferred to another, but its .apk remains"); 5084 } 5085 5086 // Just create the setting, don't add it yet. For already existing packages 5087 // the PkgSetting exists already and doesn't have to be created. 5088 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5089 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5090 pkg.applicationInfo.primaryCpuAbi, 5091 pkg.applicationInfo.secondaryCpuAbi, 5092 pkg.applicationInfo.flags, user, false); 5093 if (pkgSetting == null) { 5094 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5095 "Creating application package " + pkg.packageName + " failed"); 5096 } 5097 5098 if (pkgSetting.origPackage != null) { 5099 // If we are first transitioning from an original package, 5100 // fix up the new package's name now. We need to do this after 5101 // looking up the package under its new name, so getPackageLP 5102 // can take care of fiddling things correctly. 5103 pkg.setPackageName(origPackage.name); 5104 5105 // File a report about this. 5106 String msg = "New package " + pkgSetting.realName 5107 + " renamed to replace old package " + pkgSetting.name; 5108 reportSettingsProblem(Log.WARN, msg); 5109 5110 // Make a note of it. 5111 mTransferedPackages.add(origPackage.name); 5112 5113 // No longer need to retain this. 5114 pkgSetting.origPackage = null; 5115 } 5116 5117 if (realName != null) { 5118 // Make a note of it. 5119 mTransferedPackages.add(pkg.packageName); 5120 } 5121 5122 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5123 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5124 } 5125 5126 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5127 // Check all shared libraries and map to their actual file path. 5128 // We only do this here for apps not on a system dir, because those 5129 // are the only ones that can fail an install due to this. We 5130 // will take care of the system apps by updating all of their 5131 // library paths after the scan is done. 5132 updateSharedLibrariesLPw(pkg, null); 5133 } 5134 5135 if (mFoundPolicyFile) { 5136 SELinuxMMAC.assignSeinfoValue(pkg); 5137 } 5138 5139 pkg.applicationInfo.uid = pkgSetting.appId; 5140 pkg.mExtras = pkgSetting; 5141 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5142 try { 5143 verifySignaturesLP(pkgSetting, pkg); 5144 } catch (PackageManagerException e) { 5145 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5146 throw e; 5147 } 5148 // The signature has changed, but this package is in the system 5149 // image... let's recover! 5150 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5151 // However... if this package is part of a shared user, but it 5152 // doesn't match the signature of the shared user, let's fail. 5153 // What this means is that you can't change the signatures 5154 // associated with an overall shared user, which doesn't seem all 5155 // that unreasonable. 5156 if (pkgSetting.sharedUser != null) { 5157 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5158 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5159 throw new PackageManagerException( 5160 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5161 "Signature mismatch for shared user : " 5162 + pkgSetting.sharedUser); 5163 } 5164 } 5165 // File a report about this. 5166 String msg = "System package " + pkg.packageName 5167 + " signature changed; retaining data."; 5168 reportSettingsProblem(Log.WARN, msg); 5169 } 5170 } else { 5171 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5172 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5173 + pkg.packageName + " upgrade keys do not match the " 5174 + "previously installed version"); 5175 } else { 5176 // signatures may have changed as result of upgrade 5177 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5178 } 5179 } 5180 // Verify that this new package doesn't have any content providers 5181 // that conflict with existing packages. Only do this if the 5182 // package isn't already installed, since we don't want to break 5183 // things that are installed. 5184 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 5185 final int N = pkg.providers.size(); 5186 int i; 5187 for (i=0; i<N; i++) { 5188 PackageParser.Provider p = pkg.providers.get(i); 5189 if (p.info.authority != null) { 5190 String names[] = p.info.authority.split(";"); 5191 for (int j = 0; j < names.length; j++) { 5192 if (mProvidersByAuthority.containsKey(names[j])) { 5193 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5194 final String otherPackageName = 5195 ((other != null && other.getComponentName() != null) ? 5196 other.getComponentName().getPackageName() : "?"); 5197 throw new PackageManagerException( 5198 INSTALL_FAILED_CONFLICTING_PROVIDER, 5199 "Can't install because provider name " + names[j] 5200 + " (in package " + pkg.applicationInfo.packageName 5201 + ") is already used by " + otherPackageName); 5202 } 5203 } 5204 } 5205 } 5206 } 5207 5208 if (pkg.mAdoptPermissions != null) { 5209 // This package wants to adopt ownership of permissions from 5210 // another package. 5211 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5212 final String origName = pkg.mAdoptPermissions.get(i); 5213 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5214 if (orig != null) { 5215 if (verifyPackageUpdateLPr(orig, pkg)) { 5216 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5217 + pkg.packageName); 5218 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5219 } 5220 } 5221 } 5222 } 5223 } 5224 5225 final String pkgName = pkg.packageName; 5226 5227 final long scanFileTime = scanFile.lastModified(); 5228 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 5229 pkg.applicationInfo.processName = fixProcessName( 5230 pkg.applicationInfo.packageName, 5231 pkg.applicationInfo.processName, 5232 pkg.applicationInfo.uid); 5233 5234 File dataPath; 5235 if (mPlatformPackage == pkg) { 5236 // The system package is special. 5237 dataPath = new File (Environment.getDataDirectory(), "system"); 5238 pkg.applicationInfo.dataDir = dataPath.getPath(); 5239 } else { 5240 // This is a normal package, need to make its data directory. 5241 dataPath = getDataPathForPackage(pkg.packageName, 0); 5242 5243 boolean uidError = false; 5244 5245 if (dataPath.exists()) { 5246 int currentUid = 0; 5247 try { 5248 StructStat stat = Os.stat(dataPath.getPath()); 5249 currentUid = stat.st_uid; 5250 } catch (ErrnoException e) { 5251 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5252 } 5253 5254 // If we have mismatched owners for the data path, we have a problem. 5255 if (currentUid != pkg.applicationInfo.uid) { 5256 boolean recovered = false; 5257 if (currentUid == 0) { 5258 // The directory somehow became owned by root. Wow. 5259 // This is probably because the system was stopped while 5260 // installd was in the middle of messing with its libs 5261 // directory. Ask installd to fix that. 5262 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5263 pkg.applicationInfo.uid); 5264 if (ret >= 0) { 5265 recovered = true; 5266 String msg = "Package " + pkg.packageName 5267 + " unexpectedly changed to uid 0; recovered to " + 5268 + pkg.applicationInfo.uid; 5269 reportSettingsProblem(Log.WARN, msg); 5270 } 5271 } 5272 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5273 || (scanMode&SCAN_BOOTING) != 0)) { 5274 // If this is a system app, we can at least delete its 5275 // current data so the application will still work. 5276 int ret = removeDataDirsLI(pkgName); 5277 if (ret >= 0) { 5278 // TODO: Kill the processes first 5279 // Old data gone! 5280 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5281 ? "System package " : "Third party package "; 5282 String msg = prefix + pkg.packageName 5283 + " has changed from uid: " 5284 + currentUid + " to " 5285 + pkg.applicationInfo.uid + "; old data erased"; 5286 reportSettingsProblem(Log.WARN, msg); 5287 recovered = true; 5288 5289 // And now re-install the app. 5290 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5291 pkg.applicationInfo.seinfo); 5292 if (ret == -1) { 5293 // Ack should not happen! 5294 msg = prefix + pkg.packageName 5295 + " could not have data directory re-created after delete."; 5296 reportSettingsProblem(Log.WARN, msg); 5297 throw new PackageManagerException( 5298 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5299 } 5300 } 5301 if (!recovered) { 5302 mHasSystemUidErrors = true; 5303 } 5304 } else if (!recovered) { 5305 // If we allow this install to proceed, we will be broken. 5306 // Abort, abort! 5307 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5308 "scanPackageLI"); 5309 } 5310 if (!recovered) { 5311 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5312 + pkg.applicationInfo.uid + "/fs_" 5313 + currentUid; 5314 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5315 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5316 String msg = "Package " + pkg.packageName 5317 + " has mismatched uid: " 5318 + currentUid + " on disk, " 5319 + pkg.applicationInfo.uid + " in settings"; 5320 // writer 5321 synchronized (mPackages) { 5322 mSettings.mReadMessages.append(msg); 5323 mSettings.mReadMessages.append('\n'); 5324 uidError = true; 5325 if (!pkgSetting.uidError) { 5326 reportSettingsProblem(Log.ERROR, msg); 5327 } 5328 } 5329 } 5330 } 5331 pkg.applicationInfo.dataDir = dataPath.getPath(); 5332 if (mShouldRestoreconData) { 5333 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5334 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5335 pkg.applicationInfo.uid); 5336 } 5337 } else { 5338 if (DEBUG_PACKAGE_SCANNING) { 5339 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5340 Log.v(TAG, "Want this data dir: " + dataPath); 5341 } 5342 //invoke installer to do the actual installation 5343 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5344 pkg.applicationInfo.seinfo); 5345 if (ret < 0) { 5346 // Error from installer 5347 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5348 "Unable to create data dirs [errorCode=" + ret + "]"); 5349 } 5350 5351 if (dataPath.exists()) { 5352 pkg.applicationInfo.dataDir = dataPath.getPath(); 5353 } else { 5354 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5355 pkg.applicationInfo.dataDir = null; 5356 } 5357 } 5358 5359 pkgSetting.uidError = uidError; 5360 } 5361 5362 final String path = scanFile.getPath(); 5363 final String codePath = pkg.applicationInfo.getCodePath(); 5364 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5365 // For the case where we had previously uninstalled an update, get rid 5366 // of any native binaries we might have unpackaged. Note that this assumes 5367 // that system app updates were not installed via ASEC. 5368 // 5369 // TODO(multiArch): Is this cleanup really necessary ? 5370 NativeLibraryHelper.removeNativeBinariesFromDirLI( 5371 new File(codePath, LIB_DIR_NAME), false /* delete dirs */); 5372 setBundledAppAbisAndRoots(pkg, pkgSetting); 5373 setNativeLibraryPaths(pkg); 5374 } else { 5375 // TODO: We can probably be smarter about this stuff. For installed apps, 5376 // we can calculate this information at install time once and for all. For 5377 // system apps, we can probably assume that this information doesn't change 5378 // after the first boot scan. As things stand, we do lots of unnecessary work. 5379 5380 // Give ourselves some initial paths; we'll come back for another 5381 // pass once we've determined ABI below. 5382 setNativeLibraryPaths(pkg); 5383 5384 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5385 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5386 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5387 5388 NativeLibraryHelper.Handle handle = null; 5389 try { 5390 handle = NativeLibraryHelper.Handle.create(scanFile); 5391 // TODO(multiArch): This can be null for apps that didn't go through the 5392 // usual installation process. We can calculate it again, like we 5393 // do during install time. 5394 // 5395 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5396 // unnecessary. 5397 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5398 5399 // Null out the abis so that they can be recalculated. 5400 pkg.applicationInfo.primaryCpuAbi = null; 5401 pkg.applicationInfo.secondaryCpuAbi = null; 5402 if (isMultiArch(pkg.applicationInfo)) { 5403 // Warn if we've set an abiOverride for multi-lib packages.. 5404 // By definition, we need to copy both 32 and 64 bit libraries for 5405 // such packages. 5406 if (abiOverride != null) { 5407 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5408 } 5409 5410 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5411 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5412 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5413 if (isAsec) { 5414 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5415 } else { 5416 abi32 = copyNativeLibrariesForInternalApp(handle, 5417 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, useIsaSpecificSubdirs); 5418 } 5419 } 5420 5421 maybeThrowExceptionForMultiArchCopy( 5422 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5423 5424 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5425 if (isAsec) { 5426 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5427 } else { 5428 abi64 = copyNativeLibrariesForInternalApp(handle, 5429 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, useIsaSpecificSubdirs); 5430 } 5431 } 5432 5433 maybeThrowExceptionForMultiArchCopy( 5434 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5435 5436 if (abi64 >= 0) { 5437 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5438 } 5439 5440 if (abi32 >= 0) { 5441 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5442 if (abi64 >= 0) { 5443 pkg.applicationInfo.secondaryCpuAbi = abi; 5444 } else { 5445 pkg.applicationInfo.primaryCpuAbi = abi; 5446 } 5447 } 5448 } else { 5449 String[] abiList = (abiOverride != null) ? 5450 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 5451 5452 // Enable gross and lame hacks for apps that are built with old 5453 // SDK tools. We must scan their APKs for renderscript bitcode and 5454 // not launch them if it's present. Don't bother checking on devices 5455 // that don't have 64 bit support. 5456 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 5457 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5458 abiList = Build.SUPPORTED_32_BIT_ABIS; 5459 } 5460 5461 final int copyRet; 5462 if (isAsec) { 5463 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5464 } else { 5465 copyRet = copyNativeLibrariesForInternalApp(handle, nativeLibraryRoot, abiList, 5466 useIsaSpecificSubdirs); 5467 } 5468 5469 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5470 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5471 "Error unpackaging native libs for app, errorCode=" + copyRet); 5472 } 5473 5474 if (copyRet >= 0) { 5475 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5476 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && abiOverride != null) { 5477 pkg.applicationInfo.primaryCpuAbi = abiOverride; 5478 } 5479 } 5480 } catch (IOException ioe) { 5481 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5482 } finally { 5483 IoUtils.closeQuietly(handle); 5484 } 5485 5486 // Now that we've calculated the ABIs and determined if it's an internal app, 5487 // we will go ahead and populate the nativeLibraryPath. 5488 setNativeLibraryPaths(pkg); 5489 5490 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5491 final int[] userIds = sUserManager.getUserIds(); 5492 synchronized (mInstallLock) { 5493 // Create a native library symlink only if we have native libraries 5494 // and if the native libraries are 32 bit libraries. We do not provide 5495 // this symlink for 64 bit libraries. 5496 if (pkg.applicationInfo.primaryCpuAbi != null && 5497 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5498 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5499 for (int userId : userIds) { 5500 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5501 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5502 "Failed linking native library dir (user=" + userId + ")"); 5503 } 5504 } 5505 } 5506 } 5507 5508 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5509 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5510 } 5511 5512 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5513 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5514 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5515 5516 // Push the derived path down into PackageSettings so we know what to 5517 // clean up at uninstall time. 5518 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5519 5520 if (DEBUG_ABI_SELECTION) { 5521 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5522 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5523 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5524 } 5525 5526 if ((scanMode&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5527 // We don't do this here during boot because we can do it all 5528 // at once after scanning all existing packages. 5529 // 5530 // We also do this *before* we perform dexopt on this package, so that 5531 // we can avoid redundant dexopts, and also to make sure we've got the 5532 // code and package path correct. 5533 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5534 pkg, forceDex, (scanMode & SCAN_DEFER_DEX) != 0); 5535 } 5536 5537 if ((scanMode&SCAN_NO_DEX) == 0) { 5538 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5539 == DEX_OPT_FAILED) { 5540 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5541 removeDataDirsLI(pkg.packageName); 5542 } 5543 5544 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5545 } 5546 } 5547 5548 if (mFactoryTest && pkg.requestedPermissions.contains( 5549 android.Manifest.permission.FACTORY_TEST)) { 5550 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5551 } 5552 5553 ArrayList<PackageParser.Package> clientLibPkgs = null; 5554 5555 // writer 5556 synchronized (mPackages) { 5557 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5558 // Only system apps can add new shared libraries. 5559 if (pkg.libraryNames != null) { 5560 for (int i=0; i<pkg.libraryNames.size(); i++) { 5561 String name = pkg.libraryNames.get(i); 5562 boolean allowed = false; 5563 if (isUpdatedSystemApp(pkg)) { 5564 // New library entries can only be added through the 5565 // system image. This is important to get rid of a lot 5566 // of nasty edge cases: for example if we allowed a non- 5567 // system update of the app to add a library, then uninstalling 5568 // the update would make the library go away, and assumptions 5569 // we made such as through app install filtering would now 5570 // have allowed apps on the device which aren't compatible 5571 // with it. Better to just have the restriction here, be 5572 // conservative, and create many fewer cases that can negatively 5573 // impact the user experience. 5574 final PackageSetting sysPs = mSettings 5575 .getDisabledSystemPkgLPr(pkg.packageName); 5576 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5577 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5578 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5579 allowed = true; 5580 allowed = true; 5581 break; 5582 } 5583 } 5584 } 5585 } else { 5586 allowed = true; 5587 } 5588 if (allowed) { 5589 if (!mSharedLibraries.containsKey(name)) { 5590 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5591 } else if (!name.equals(pkg.packageName)) { 5592 Slog.w(TAG, "Package " + pkg.packageName + " library " 5593 + name + " already exists; skipping"); 5594 } 5595 } else { 5596 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5597 + name + " that is not declared on system image; skipping"); 5598 } 5599 } 5600 if ((scanMode&SCAN_BOOTING) == 0) { 5601 // If we are not booting, we need to update any applications 5602 // that are clients of our shared library. If we are booting, 5603 // this will all be done once the scan is complete. 5604 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5605 } 5606 } 5607 } 5608 } 5609 5610 // We also need to dexopt any apps that are dependent on this library. Note that 5611 // if these fail, we should abort the install since installing the library will 5612 // result in some apps being broken. 5613 if (clientLibPkgs != null) { 5614 if ((scanMode&SCAN_NO_DEX) == 0) { 5615 for (int i=0; i<clientLibPkgs.size(); i++) { 5616 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5617 if (performDexOptLI(clientPkg, null /* instruction sets */, 5618 forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5619 == DEX_OPT_FAILED) { 5620 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5621 removeDataDirsLI(pkg.packageName); 5622 } 5623 5624 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5625 "scanPackageLI failed to dexopt clientLibPkgs"); 5626 } 5627 } 5628 } 5629 } 5630 5631 // Request the ActivityManager to kill the process(only for existing packages) 5632 // so that we do not end up in a confused state while the user is still using the older 5633 // version of the application while the new one gets installed. 5634 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5635 // If the package lives in an asec, tell everyone that the container is going 5636 // away so they can clean up any references to its resources (which would prevent 5637 // vold from being able to unmount the asec) 5638 if (isForwardLocked(pkg) || isExternal(pkg)) { 5639 if (DEBUG_INSTALL) { 5640 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5641 } 5642 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5643 final ArrayList<String> pkgList = new ArrayList<String>(1); 5644 pkgList.add(pkg.applicationInfo.packageName); 5645 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5646 } 5647 5648 // Post the request that it be killed now that the going-away broadcast is en route 5649 killApplication(pkg.applicationInfo.packageName, 5650 pkg.applicationInfo.uid, "update pkg"); 5651 } 5652 5653 // Also need to kill any apps that are dependent on the library. 5654 if (clientLibPkgs != null) { 5655 for (int i=0; i<clientLibPkgs.size(); i++) { 5656 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5657 killApplication(clientPkg.applicationInfo.packageName, 5658 clientPkg.applicationInfo.uid, "update lib"); 5659 } 5660 } 5661 5662 // writer 5663 synchronized (mPackages) { 5664 // We don't expect installation to fail beyond this point, 5665 if ((scanMode&SCAN_MONITOR) != 0) { 5666 mAppDirs.put(pkg.codePath, pkg); 5667 } 5668 // Add the new setting to mSettings 5669 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5670 // Add the new setting to mPackages 5671 mPackages.put(pkg.applicationInfo.packageName, pkg); 5672 // Make sure we don't accidentally delete its data. 5673 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5674 while (iter.hasNext()) { 5675 PackageCleanItem item = iter.next(); 5676 if (pkgName.equals(item.packageName)) { 5677 iter.remove(); 5678 } 5679 } 5680 5681 // Take care of first install / last update times. 5682 if (currentTime != 0) { 5683 if (pkgSetting.firstInstallTime == 0) { 5684 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5685 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5686 pkgSetting.lastUpdateTime = currentTime; 5687 } 5688 } else if (pkgSetting.firstInstallTime == 0) { 5689 // We need *something*. Take time time stamp of the file. 5690 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5691 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5692 if (scanFileTime != pkgSetting.timeStamp) { 5693 // A package on the system image has changed; consider this 5694 // to be an update. 5695 pkgSetting.lastUpdateTime = scanFileTime; 5696 } 5697 } 5698 5699 // Add the package's KeySets to the global KeySetManagerService 5700 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5701 try { 5702 // Old KeySetData no longer valid. 5703 ksms.removeAppKeySetDataLPw(pkg.packageName); 5704 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5705 if (pkg.mKeySetMapping != null) { 5706 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5707 pkg.mKeySetMapping.entrySet()) { 5708 if (entry.getValue() != null) { 5709 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5710 entry.getValue(), entry.getKey()); 5711 } 5712 } 5713 if (pkg.mUpgradeKeySets != null) { 5714 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5715 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5716 } 5717 } 5718 } 5719 } catch (NullPointerException e) { 5720 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5721 } catch (IllegalArgumentException e) { 5722 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5723 } 5724 5725 int N = pkg.providers.size(); 5726 StringBuilder r = null; 5727 int i; 5728 for (i=0; i<N; i++) { 5729 PackageParser.Provider p = pkg.providers.get(i); 5730 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5731 p.info.processName, pkg.applicationInfo.uid); 5732 mProviders.addProvider(p); 5733 p.syncable = p.info.isSyncable; 5734 if (p.info.authority != null) { 5735 String names[] = p.info.authority.split(";"); 5736 p.info.authority = null; 5737 for (int j = 0; j < names.length; j++) { 5738 if (j == 1 && p.syncable) { 5739 // We only want the first authority for a provider to possibly be 5740 // syncable, so if we already added this provider using a different 5741 // authority clear the syncable flag. We copy the provider before 5742 // changing it because the mProviders object contains a reference 5743 // to a provider that we don't want to change. 5744 // Only do this for the second authority since the resulting provider 5745 // object can be the same for all future authorities for this provider. 5746 p = new PackageParser.Provider(p); 5747 p.syncable = false; 5748 } 5749 if (!mProvidersByAuthority.containsKey(names[j])) { 5750 mProvidersByAuthority.put(names[j], p); 5751 if (p.info.authority == null) { 5752 p.info.authority = names[j]; 5753 } else { 5754 p.info.authority = p.info.authority + ";" + names[j]; 5755 } 5756 if (DEBUG_PACKAGE_SCANNING) { 5757 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5758 Log.d(TAG, "Registered content provider: " + names[j] 5759 + ", className = " + p.info.name + ", isSyncable = " 5760 + p.info.isSyncable); 5761 } 5762 } else { 5763 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5764 Slog.w(TAG, "Skipping provider name " + names[j] + 5765 " (in package " + pkg.applicationInfo.packageName + 5766 "): name already used by " 5767 + ((other != null && other.getComponentName() != null) 5768 ? other.getComponentName().getPackageName() : "?")); 5769 } 5770 } 5771 } 5772 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5773 if (r == null) { 5774 r = new StringBuilder(256); 5775 } else { 5776 r.append(' '); 5777 } 5778 r.append(p.info.name); 5779 } 5780 } 5781 if (r != null) { 5782 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5783 } 5784 5785 N = pkg.services.size(); 5786 r = null; 5787 for (i=0; i<N; i++) { 5788 PackageParser.Service s = pkg.services.get(i); 5789 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5790 s.info.processName, pkg.applicationInfo.uid); 5791 mServices.addService(s); 5792 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5793 if (r == null) { 5794 r = new StringBuilder(256); 5795 } else { 5796 r.append(' '); 5797 } 5798 r.append(s.info.name); 5799 } 5800 } 5801 if (r != null) { 5802 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5803 } 5804 5805 N = pkg.receivers.size(); 5806 r = null; 5807 for (i=0; i<N; i++) { 5808 PackageParser.Activity a = pkg.receivers.get(i); 5809 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5810 a.info.processName, pkg.applicationInfo.uid); 5811 mReceivers.addActivity(a, "receiver"); 5812 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5813 if (r == null) { 5814 r = new StringBuilder(256); 5815 } else { 5816 r.append(' '); 5817 } 5818 r.append(a.info.name); 5819 } 5820 } 5821 if (r != null) { 5822 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5823 } 5824 5825 N = pkg.activities.size(); 5826 r = null; 5827 for (i=0; i<N; i++) { 5828 PackageParser.Activity a = pkg.activities.get(i); 5829 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5830 a.info.processName, pkg.applicationInfo.uid); 5831 mActivities.addActivity(a, "activity"); 5832 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5833 if (r == null) { 5834 r = new StringBuilder(256); 5835 } else { 5836 r.append(' '); 5837 } 5838 r.append(a.info.name); 5839 } 5840 } 5841 if (r != null) { 5842 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5843 } 5844 5845 N = pkg.permissionGroups.size(); 5846 r = null; 5847 for (i=0; i<N; i++) { 5848 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5849 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5850 if (cur == null) { 5851 mPermissionGroups.put(pg.info.name, pg); 5852 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5853 if (r == null) { 5854 r = new StringBuilder(256); 5855 } else { 5856 r.append(' '); 5857 } 5858 r.append(pg.info.name); 5859 } 5860 } else { 5861 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5862 + pg.info.packageName + " ignored: original from " 5863 + cur.info.packageName); 5864 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5865 if (r == null) { 5866 r = new StringBuilder(256); 5867 } else { 5868 r.append(' '); 5869 } 5870 r.append("DUP:"); 5871 r.append(pg.info.name); 5872 } 5873 } 5874 } 5875 if (r != null) { 5876 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5877 } 5878 5879 N = pkg.permissions.size(); 5880 r = null; 5881 for (i=0; i<N; i++) { 5882 PackageParser.Permission p = pkg.permissions.get(i); 5883 HashMap<String, BasePermission> permissionMap = 5884 p.tree ? mSettings.mPermissionTrees 5885 : mSettings.mPermissions; 5886 p.group = mPermissionGroups.get(p.info.group); 5887 if (p.info.group == null || p.group != null) { 5888 BasePermission bp = permissionMap.get(p.info.name); 5889 if (bp == null) { 5890 bp = new BasePermission(p.info.name, p.info.packageName, 5891 BasePermission.TYPE_NORMAL); 5892 permissionMap.put(p.info.name, bp); 5893 } 5894 if (bp.perm == null) { 5895 if (bp.sourcePackage != null 5896 && !bp.sourcePackage.equals(p.info.packageName)) { 5897 // If this is a permission that was formerly defined by a non-system 5898 // app, but is now defined by a system app (following an upgrade), 5899 // discard the previous declaration and consider the system's to be 5900 // canonical. 5901 if (isSystemApp(p.owner)) { 5902 String msg = "New decl " + p.owner + " of permission " 5903 + p.info.name + " is system"; 5904 reportSettingsProblem(Log.WARN, msg); 5905 bp.sourcePackage = null; 5906 } 5907 } 5908 if (bp.sourcePackage == null 5909 || bp.sourcePackage.equals(p.info.packageName)) { 5910 BasePermission tree = findPermissionTreeLP(p.info.name); 5911 if (tree == null 5912 || tree.sourcePackage.equals(p.info.packageName)) { 5913 bp.packageSetting = pkgSetting; 5914 bp.perm = p; 5915 bp.uid = pkg.applicationInfo.uid; 5916 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5917 if (r == null) { 5918 r = new StringBuilder(256); 5919 } else { 5920 r.append(' '); 5921 } 5922 r.append(p.info.name); 5923 } 5924 } else { 5925 Slog.w(TAG, "Permission " + p.info.name + " from package " 5926 + p.info.packageName + " ignored: base tree " 5927 + tree.name + " is from package " 5928 + tree.sourcePackage); 5929 } 5930 } else { 5931 Slog.w(TAG, "Permission " + p.info.name + " from package " 5932 + p.info.packageName + " ignored: original from " 5933 + bp.sourcePackage); 5934 } 5935 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5936 if (r == null) { 5937 r = new StringBuilder(256); 5938 } else { 5939 r.append(' '); 5940 } 5941 r.append("DUP:"); 5942 r.append(p.info.name); 5943 } 5944 if (bp.perm == p) { 5945 bp.protectionLevel = p.info.protectionLevel; 5946 } 5947 } else { 5948 Slog.w(TAG, "Permission " + p.info.name + " from package " 5949 + p.info.packageName + " ignored: no group " 5950 + p.group); 5951 } 5952 } 5953 if (r != null) { 5954 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5955 } 5956 5957 N = pkg.instrumentation.size(); 5958 r = null; 5959 for (i=0; i<N; i++) { 5960 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5961 a.info.packageName = pkg.applicationInfo.packageName; 5962 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5963 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5964 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 5965 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 5966 a.info.dataDir = pkg.applicationInfo.dataDir; 5967 5968 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 5969 // need other information about the application, like the ABI and what not ? 5970 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5971 mInstrumentation.put(a.getComponentName(), a); 5972 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5973 if (r == null) { 5974 r = new StringBuilder(256); 5975 } else { 5976 r.append(' '); 5977 } 5978 r.append(a.info.name); 5979 } 5980 } 5981 if (r != null) { 5982 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5983 } 5984 5985 if (pkg.protectedBroadcasts != null) { 5986 N = pkg.protectedBroadcasts.size(); 5987 for (i=0; i<N; i++) { 5988 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5989 } 5990 } 5991 5992 pkgSetting.setTimeStamp(scanFileTime); 5993 5994 // Create idmap files for pairs of (packages, overlay packages). 5995 // Note: "android", ie framework-res.apk, is handled by native layers. 5996 if (pkg.mOverlayTarget != null) { 5997 // This is an overlay package. 5998 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5999 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6000 mOverlays.put(pkg.mOverlayTarget, 6001 new HashMap<String, PackageParser.Package>()); 6002 } 6003 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6004 map.put(pkg.packageName, pkg); 6005 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6006 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6007 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6008 "scanPackageLI failed to createIdmap"); 6009 } 6010 } 6011 } else if (mOverlays.containsKey(pkg.packageName) && 6012 !pkg.packageName.equals("android")) { 6013 // This is a regular package, with one or more known overlay packages. 6014 createIdmapsForPackageLI(pkg); 6015 } 6016 } 6017 6018 return pkg; 6019 } 6020 6021 /** 6022 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6023 * i.e, so that all packages can be run inside a single process if required. 6024 * 6025 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6026 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6027 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6028 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6029 * updating a package that belongs to a shared user. 6030 * 6031 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6032 * adds unnecessary complexity. 6033 */ 6034 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6035 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6036 String requiredInstructionSet = null; 6037 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6038 requiredInstructionSet = VMRuntime.getInstructionSet( 6039 scannedPackage.applicationInfo.primaryCpuAbi); 6040 } 6041 6042 PackageSetting requirer = null; 6043 for (PackageSetting ps : packagesForUser) { 6044 // If packagesForUser contains scannedPackage, we skip it. This will happen 6045 // when scannedPackage is an update of an existing package. Without this check, 6046 // we will never be able to change the ABI of any package belonging to a shared 6047 // user, even if it's compatible with other packages. 6048 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6049 if (ps.primaryCpuAbiString == null) { 6050 continue; 6051 } 6052 6053 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6054 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6055 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6056 // this but there's not much we can do. 6057 String errorMessage = "Instruction set mismatch, " 6058 + ((requirer == null) ? "[caller]" : requirer) 6059 + " requires " + requiredInstructionSet + " whereas " + ps 6060 + " requires " + instructionSet; 6061 Slog.w(TAG, errorMessage); 6062 } 6063 6064 if (requiredInstructionSet == null) { 6065 requiredInstructionSet = instructionSet; 6066 requirer = ps; 6067 } 6068 } 6069 } 6070 6071 if (requiredInstructionSet != null) { 6072 String adjustedAbi; 6073 if (requirer != null) { 6074 // requirer != null implies that either scannedPackage was null or that scannedPackage 6075 // did not require an ABI, in which case we have to adjust scannedPackage to match 6076 // the ABI of the set (which is the same as requirer's ABI) 6077 adjustedAbi = requirer.primaryCpuAbiString; 6078 if (scannedPackage != null) { 6079 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6080 } 6081 } else { 6082 // requirer == null implies that we're updating all ABIs in the set to 6083 // match scannedPackage. 6084 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6085 } 6086 6087 for (PackageSetting ps : packagesForUser) { 6088 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6089 if (ps.primaryCpuAbiString != null) { 6090 continue; 6091 } 6092 6093 ps.primaryCpuAbiString = adjustedAbi; 6094 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6095 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6096 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6097 6098 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6099 deferDexOpt, true) == DEX_OPT_FAILED) { 6100 ps.primaryCpuAbiString = null; 6101 ps.pkg.applicationInfo.primaryCpuAbi = null; 6102 return; 6103 } else { 6104 mInstaller.rmdex(ps.codePathString, getPreferredInstructionSet()); 6105 } 6106 } 6107 } 6108 } 6109 } 6110 } 6111 6112 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6113 synchronized (mPackages) { 6114 mResolverReplaced = true; 6115 // Set up information for custom user intent resolution activity. 6116 mResolveActivity.applicationInfo = pkg.applicationInfo; 6117 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6118 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6119 mResolveActivity.processName = null; 6120 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6121 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6122 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6123 mResolveActivity.theme = 0; 6124 mResolveActivity.exported = true; 6125 mResolveActivity.enabled = true; 6126 mResolveInfo.activityInfo = mResolveActivity; 6127 mResolveInfo.priority = 0; 6128 mResolveInfo.preferredOrder = 0; 6129 mResolveInfo.match = 0; 6130 mResolveComponentName = mCustomResolverComponentName; 6131 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6132 mResolveComponentName); 6133 } 6134 } 6135 6136 private static String calculateApkRoot(final String codePathString) { 6137 final File codePath = new File(codePathString); 6138 final File codeRoot; 6139 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6140 codeRoot = Environment.getRootDirectory(); 6141 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6142 codeRoot = Environment.getOemDirectory(); 6143 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6144 codeRoot = Environment.getVendorDirectory(); 6145 } else { 6146 // Unrecognized code path; take its top real segment as the apk root: 6147 // e.g. /something/app/blah.apk => /something 6148 try { 6149 File f = codePath.getCanonicalFile(); 6150 File parent = f.getParentFile(); // non-null because codePath is a file 6151 File tmp; 6152 while ((tmp = parent.getParentFile()) != null) { 6153 f = parent; 6154 parent = tmp; 6155 } 6156 codeRoot = f; 6157 Slog.w(TAG, "Unrecognized code path " 6158 + codePath + " - using " + codeRoot); 6159 } catch (IOException e) { 6160 // Can't canonicalize the code path -- shenanigans? 6161 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6162 return Environment.getRootDirectory().getPath(); 6163 } 6164 } 6165 return codeRoot.getPath(); 6166 } 6167 6168 /** 6169 * Derive and set the location of native libraries for the given package, 6170 * which varies depending on where and how the package was installed. 6171 */ 6172 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6173 final ApplicationInfo info = pkg.applicationInfo; 6174 final String codePath = pkg.codePath; 6175 final File codeFile = new File(codePath); 6176 // If "/system/lib64/apkname" exists, assume that is the per-package 6177 // native library directory to use; otherwise use "/system/lib/apkname". 6178 final String apkRoot = calculateApkRoot(info.sourceDir); 6179 6180 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6181 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6182 6183 6184 info.nativeLibraryRootDir = null; 6185 info.nativeLibraryRootRequiresIsa = false; 6186 info.nativeLibraryDir = null; 6187 info.secondaryNativeLibraryDir = null; 6188 6189 if (isApkFile(codeFile)) { 6190 // Monolithic install 6191 if (bundledApp) { 6192 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6193 getPrimaryInstructionSet(info)); 6194 6195 // This is a bundled system app so choose the path based on the ABI. 6196 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6197 // is just the default path. 6198 final String apkName = deriveCodePathName(codePath); 6199 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6200 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6201 apkName).getAbsolutePath(); 6202 6203 if (info.secondaryCpuAbi != null) { 6204 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6205 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6206 secondaryLibDir, apkName).getAbsolutePath(); 6207 } 6208 } else if (asecApp) { 6209 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6210 .getAbsolutePath(); 6211 } else { 6212 final String apkName = deriveCodePathName(codePath); 6213 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6214 .getAbsolutePath(); 6215 } 6216 6217 info.nativeLibraryRootRequiresIsa = false; 6218 info.nativeLibraryDir = info.nativeLibraryRootDir; 6219 } else { 6220 // Cluster install 6221 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6222 info.nativeLibraryRootRequiresIsa = true; 6223 6224 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6225 getPrimaryInstructionSet(info)).getAbsolutePath(); 6226 6227 if (info.secondaryCpuAbi != null) { 6228 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6229 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6230 } 6231 } 6232 } 6233 6234 /** 6235 * Calculate the abis and roots for a bundled app. These can uniquely 6236 * be determined from the contents of the system partition, i.e whether 6237 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6238 * of this information, and instead assume that the system was built 6239 * sensibly. 6240 */ 6241 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6242 PackageSetting pkgSetting) { 6243 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6244 6245 // If "/system/lib64/apkname" exists, assume that is the per-package 6246 // native library directory to use; otherwise use "/system/lib/apkname". 6247 final String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 6248 setBundledAppAbi(pkg, apkRoot, apkName); 6249 // pkgSetting might be null during rescan following uninstall of updates 6250 // to a bundled app, so accommodate that possibility. The settings in 6251 // that case will be established later from the parsed package. 6252 // 6253 // If the settings aren't null, sync them up with what we've just derived. 6254 // note that apkRoot isn't stored in the package settings. 6255 if (pkgSetting != null) { 6256 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6257 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6258 } 6259 } 6260 6261 /** 6262 * Deduces the ABI of a bundled app and sets the relevant fields on the 6263 * parsed pkg object. 6264 * 6265 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6266 * under which system libraries are installed. 6267 * @param apkName the name of the installed package. 6268 */ 6269 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6270 final File codeFile = new File(pkg.codePath); 6271 6272 final boolean has64BitLibs; 6273 final boolean has32BitLibs; 6274 if (isApkFile(codeFile)) { 6275 // Monolithic install 6276 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6277 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6278 } else { 6279 // Cluster install 6280 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6281 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6282 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6283 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6284 has64BitLibs = (new File(rootDir, isa)).exists(); 6285 } else { 6286 has64BitLibs = false; 6287 } 6288 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6289 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6290 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6291 has32BitLibs = (new File(rootDir, isa)).exists(); 6292 } else { 6293 has32BitLibs = false; 6294 } 6295 } 6296 6297 if (has64BitLibs && !has32BitLibs) { 6298 // The package has 64 bit libs, but not 32 bit libs. Its primary 6299 // ABI should be 64 bit. We can safely assume here that the bundled 6300 // native libraries correspond to the most preferred ABI in the list. 6301 6302 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6303 pkg.applicationInfo.secondaryCpuAbi = null; 6304 } else if (has32BitLibs && !has64BitLibs) { 6305 // The package has 32 bit libs but not 64 bit libs. Its primary 6306 // ABI should be 32 bit. 6307 6308 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6309 pkg.applicationInfo.secondaryCpuAbi = null; 6310 } else if (has32BitLibs && has64BitLibs) { 6311 // The application has both 64 and 32 bit bundled libraries. We check 6312 // here that the app declares multiArch support, and warn if it doesn't. 6313 // 6314 // We will be lenient here and record both ABIs. The primary will be the 6315 // ABI that's higher on the list, i.e, a device that's configured to prefer 6316 // 64 bit apps will see a 64 bit primary ABI, 6317 6318 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6319 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6320 } 6321 6322 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6323 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6324 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6325 } else { 6326 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6327 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6328 } 6329 } else { 6330 pkg.applicationInfo.primaryCpuAbi = null; 6331 pkg.applicationInfo.secondaryCpuAbi = null; 6332 } 6333 } 6334 6335 private static void createNativeLibrarySubdir(File path) throws IOException { 6336 if (!path.isDirectory()) { 6337 path.delete(); 6338 6339 if (!path.mkdir()) { 6340 throw new IOException("Cannot create " + path.getPath()); 6341 } 6342 6343 try { 6344 Os.chmod(path.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH); 6345 } catch (ErrnoException e) { 6346 throw new IOException("Cannot chmod native library directory " 6347 + path.getPath(), e); 6348 } 6349 } else if (!SELinux.restorecon(path)) { 6350 throw new IOException("Cannot set SELinux context for " + path.getPath()); 6351 } 6352 } 6353 6354 private static int copyNativeLibrariesForInternalApp(NativeLibraryHelper.Handle handle, 6355 final File nativeLibraryRoot, String[] abiList, boolean useIsaSubdir) throws IOException { 6356 createNativeLibrarySubdir(nativeLibraryRoot); 6357 6358 /* 6359 * If this is an internal application or our nativeLibraryPath points to 6360 * the app-lib directory, unpack the libraries if necessary. 6361 */ 6362 int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6363 if (abi >= 0) { 6364 /* 6365 * If we have a matching instruction set, construct a subdir under the native 6366 * library root that corresponds to this instruction set. 6367 */ 6368 final String instructionSet = VMRuntime.getInstructionSet(abiList[abi]); 6369 final File subDir; 6370 if (useIsaSubdir) { 6371 final File isaSubdir = new File(nativeLibraryRoot, instructionSet); 6372 createNativeLibrarySubdir(isaSubdir); 6373 subDir = isaSubdir; 6374 } else { 6375 subDir = nativeLibraryRoot; 6376 } 6377 6378 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, subDir, abiList[abi]); 6379 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6380 return copyRet; 6381 } 6382 } 6383 6384 return abi; 6385 } 6386 6387 private void killApplication(String pkgName, int appId, String reason) { 6388 // Request the ActivityManager to kill the process(only for existing packages) 6389 // so that we do not end up in a confused state while the user is still using the older 6390 // version of the application while the new one gets installed. 6391 IActivityManager am = ActivityManagerNative.getDefault(); 6392 if (am != null) { 6393 try { 6394 am.killApplicationWithAppId(pkgName, appId, reason); 6395 } catch (RemoteException e) { 6396 } 6397 } 6398 } 6399 6400 void removePackageLI(PackageSetting ps, boolean chatty) { 6401 if (DEBUG_INSTALL) { 6402 if (chatty) 6403 Log.d(TAG, "Removing package " + ps.name); 6404 } 6405 6406 // writer 6407 synchronized (mPackages) { 6408 mPackages.remove(ps.name); 6409 if (ps.codePathString != null) { 6410 mAppDirs.remove(ps.codePathString); 6411 } 6412 6413 final PackageParser.Package pkg = ps.pkg; 6414 if (pkg != null) { 6415 cleanPackageDataStructuresLILPw(pkg, chatty); 6416 } 6417 } 6418 } 6419 6420 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6421 if (DEBUG_INSTALL) { 6422 if (chatty) 6423 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6424 } 6425 6426 // writer 6427 synchronized (mPackages) { 6428 mPackages.remove(pkg.applicationInfo.packageName); 6429 if (pkg.codePath != null) { 6430 mAppDirs.remove(pkg.codePath); 6431 } 6432 cleanPackageDataStructuresLILPw(pkg, chatty); 6433 } 6434 } 6435 6436 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6437 int N = pkg.providers.size(); 6438 StringBuilder r = null; 6439 int i; 6440 for (i=0; i<N; i++) { 6441 PackageParser.Provider p = pkg.providers.get(i); 6442 mProviders.removeProvider(p); 6443 if (p.info.authority == null) { 6444 6445 /* There was another ContentProvider with this authority when 6446 * this app was installed so this authority is null, 6447 * Ignore it as we don't have to unregister the provider. 6448 */ 6449 continue; 6450 } 6451 String names[] = p.info.authority.split(";"); 6452 for (int j = 0; j < names.length; j++) { 6453 if (mProvidersByAuthority.get(names[j]) == p) { 6454 mProvidersByAuthority.remove(names[j]); 6455 if (DEBUG_REMOVE) { 6456 if (chatty) 6457 Log.d(TAG, "Unregistered content provider: " + names[j] 6458 + ", className = " + p.info.name + ", isSyncable = " 6459 + p.info.isSyncable); 6460 } 6461 } 6462 } 6463 if (DEBUG_REMOVE && chatty) { 6464 if (r == null) { 6465 r = new StringBuilder(256); 6466 } else { 6467 r.append(' '); 6468 } 6469 r.append(p.info.name); 6470 } 6471 } 6472 if (r != null) { 6473 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6474 } 6475 6476 N = pkg.services.size(); 6477 r = null; 6478 for (i=0; i<N; i++) { 6479 PackageParser.Service s = pkg.services.get(i); 6480 mServices.removeService(s); 6481 if (chatty) { 6482 if (r == null) { 6483 r = new StringBuilder(256); 6484 } else { 6485 r.append(' '); 6486 } 6487 r.append(s.info.name); 6488 } 6489 } 6490 if (r != null) { 6491 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6492 } 6493 6494 N = pkg.receivers.size(); 6495 r = null; 6496 for (i=0; i<N; i++) { 6497 PackageParser.Activity a = pkg.receivers.get(i); 6498 mReceivers.removeActivity(a, "receiver"); 6499 if (DEBUG_REMOVE && chatty) { 6500 if (r == null) { 6501 r = new StringBuilder(256); 6502 } else { 6503 r.append(' '); 6504 } 6505 r.append(a.info.name); 6506 } 6507 } 6508 if (r != null) { 6509 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6510 } 6511 6512 N = pkg.activities.size(); 6513 r = null; 6514 for (i=0; i<N; i++) { 6515 PackageParser.Activity a = pkg.activities.get(i); 6516 mActivities.removeActivity(a, "activity"); 6517 if (DEBUG_REMOVE && chatty) { 6518 if (r == null) { 6519 r = new StringBuilder(256); 6520 } else { 6521 r.append(' '); 6522 } 6523 r.append(a.info.name); 6524 } 6525 } 6526 if (r != null) { 6527 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6528 } 6529 6530 N = pkg.permissions.size(); 6531 r = null; 6532 for (i=0; i<N; i++) { 6533 PackageParser.Permission p = pkg.permissions.get(i); 6534 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6535 if (bp == null) { 6536 bp = mSettings.mPermissionTrees.get(p.info.name); 6537 } 6538 if (bp != null && bp.perm == p) { 6539 bp.perm = null; 6540 if (DEBUG_REMOVE && chatty) { 6541 if (r == null) { 6542 r = new StringBuilder(256); 6543 } else { 6544 r.append(' '); 6545 } 6546 r.append(p.info.name); 6547 } 6548 } 6549 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6550 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6551 if (appOpPerms != null) { 6552 appOpPerms.remove(pkg.packageName); 6553 } 6554 } 6555 } 6556 if (r != null) { 6557 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6558 } 6559 6560 N = pkg.requestedPermissions.size(); 6561 r = null; 6562 for (i=0; i<N; i++) { 6563 String perm = pkg.requestedPermissions.get(i); 6564 BasePermission bp = mSettings.mPermissions.get(perm); 6565 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6566 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6567 if (appOpPerms != null) { 6568 appOpPerms.remove(pkg.packageName); 6569 if (appOpPerms.isEmpty()) { 6570 mAppOpPermissionPackages.remove(perm); 6571 } 6572 } 6573 } 6574 } 6575 if (r != null) { 6576 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6577 } 6578 6579 N = pkg.instrumentation.size(); 6580 r = null; 6581 for (i=0; i<N; i++) { 6582 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6583 mInstrumentation.remove(a.getComponentName()); 6584 if (DEBUG_REMOVE && chatty) { 6585 if (r == null) { 6586 r = new StringBuilder(256); 6587 } else { 6588 r.append(' '); 6589 } 6590 r.append(a.info.name); 6591 } 6592 } 6593 if (r != null) { 6594 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6595 } 6596 6597 r = null; 6598 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6599 // Only system apps can hold shared libraries. 6600 if (pkg.libraryNames != null) { 6601 for (i=0; i<pkg.libraryNames.size(); i++) { 6602 String name = pkg.libraryNames.get(i); 6603 SharedLibraryEntry cur = mSharedLibraries.get(name); 6604 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6605 mSharedLibraries.remove(name); 6606 if (DEBUG_REMOVE && chatty) { 6607 if (r == null) { 6608 r = new StringBuilder(256); 6609 } else { 6610 r.append(' '); 6611 } 6612 r.append(name); 6613 } 6614 } 6615 } 6616 } 6617 } 6618 if (r != null) { 6619 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6620 } 6621 } 6622 6623 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6624 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6625 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6626 return true; 6627 } 6628 } 6629 return false; 6630 } 6631 6632 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6633 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6634 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6635 6636 private void updatePermissionsLPw(String changingPkg, 6637 PackageParser.Package pkgInfo, int flags) { 6638 // Make sure there are no dangling permission trees. 6639 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6640 while (it.hasNext()) { 6641 final BasePermission bp = it.next(); 6642 if (bp.packageSetting == null) { 6643 // We may not yet have parsed the package, so just see if 6644 // we still know about its settings. 6645 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6646 } 6647 if (bp.packageSetting == null) { 6648 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6649 + " from package " + bp.sourcePackage); 6650 it.remove(); 6651 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6652 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6653 Slog.i(TAG, "Removing old permission tree: " + bp.name 6654 + " from package " + bp.sourcePackage); 6655 flags |= UPDATE_PERMISSIONS_ALL; 6656 it.remove(); 6657 } 6658 } 6659 } 6660 6661 // Make sure all dynamic permissions have been assigned to a package, 6662 // and make sure there are no dangling permissions. 6663 it = mSettings.mPermissions.values().iterator(); 6664 while (it.hasNext()) { 6665 final BasePermission bp = it.next(); 6666 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6667 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6668 + bp.name + " pkg=" + bp.sourcePackage 6669 + " info=" + bp.pendingInfo); 6670 if (bp.packageSetting == null && bp.pendingInfo != null) { 6671 final BasePermission tree = findPermissionTreeLP(bp.name); 6672 if (tree != null && tree.perm != null) { 6673 bp.packageSetting = tree.packageSetting; 6674 bp.perm = new PackageParser.Permission(tree.perm.owner, 6675 new PermissionInfo(bp.pendingInfo)); 6676 bp.perm.info.packageName = tree.perm.info.packageName; 6677 bp.perm.info.name = bp.name; 6678 bp.uid = tree.uid; 6679 } 6680 } 6681 } 6682 if (bp.packageSetting == null) { 6683 // We may not yet have parsed the package, so just see if 6684 // we still know about its settings. 6685 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6686 } 6687 if (bp.packageSetting == null) { 6688 Slog.w(TAG, "Removing dangling permission: " + bp.name 6689 + " from package " + bp.sourcePackage); 6690 it.remove(); 6691 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6692 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6693 Slog.i(TAG, "Removing old permission: " + bp.name 6694 + " from package " + bp.sourcePackage); 6695 flags |= UPDATE_PERMISSIONS_ALL; 6696 it.remove(); 6697 } 6698 } 6699 } 6700 6701 // Now update the permissions for all packages, in particular 6702 // replace the granted permissions of the system packages. 6703 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6704 for (PackageParser.Package pkg : mPackages.values()) { 6705 if (pkg != pkgInfo) { 6706 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6707 } 6708 } 6709 } 6710 6711 if (pkgInfo != null) { 6712 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6713 } 6714 } 6715 6716 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6717 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6718 if (ps == null) { 6719 return; 6720 } 6721 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6722 HashSet<String> origPermissions = gp.grantedPermissions; 6723 boolean changedPermission = false; 6724 6725 if (replace) { 6726 ps.permissionsFixed = false; 6727 if (gp == ps) { 6728 origPermissions = new HashSet<String>(gp.grantedPermissions); 6729 gp.grantedPermissions.clear(); 6730 gp.gids = mGlobalGids; 6731 } 6732 } 6733 6734 if (gp.gids == null) { 6735 gp.gids = mGlobalGids; 6736 } 6737 6738 final int N = pkg.requestedPermissions.size(); 6739 for (int i=0; i<N; i++) { 6740 final String name = pkg.requestedPermissions.get(i); 6741 final boolean required = pkg.requestedPermissionsRequired.get(i); 6742 final BasePermission bp = mSettings.mPermissions.get(name); 6743 if (DEBUG_INSTALL) { 6744 if (gp != ps) { 6745 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6746 } 6747 } 6748 6749 if (bp == null || bp.packageSetting == null) { 6750 Slog.w(TAG, "Unknown permission " + name 6751 + " in package " + pkg.packageName); 6752 continue; 6753 } 6754 6755 final String perm = bp.name; 6756 boolean allowed; 6757 boolean allowedSig = false; 6758 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6759 // Keep track of app op permissions. 6760 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6761 if (pkgs == null) { 6762 pkgs = new ArraySet<>(); 6763 mAppOpPermissionPackages.put(bp.name, pkgs); 6764 } 6765 pkgs.add(pkg.packageName); 6766 } 6767 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6768 if (level == PermissionInfo.PROTECTION_NORMAL 6769 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6770 // We grant a normal or dangerous permission if any of the following 6771 // are true: 6772 // 1) The permission is required 6773 // 2) The permission is optional, but was granted in the past 6774 // 3) The permission is optional, but was requested by an 6775 // app in /system (not /data) 6776 // 6777 // Otherwise, reject the permission. 6778 allowed = (required || origPermissions.contains(perm) 6779 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6780 } else if (bp.packageSetting == null) { 6781 // This permission is invalid; skip it. 6782 allowed = false; 6783 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6784 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6785 if (allowed) { 6786 allowedSig = true; 6787 } 6788 } else { 6789 allowed = false; 6790 } 6791 if (DEBUG_INSTALL) { 6792 if (gp != ps) { 6793 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6794 } 6795 } 6796 if (allowed) { 6797 if (!isSystemApp(ps) && ps.permissionsFixed) { 6798 // If this is an existing, non-system package, then 6799 // we can't add any new permissions to it. 6800 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6801 // Except... if this is a permission that was added 6802 // to the platform (note: need to only do this when 6803 // updating the platform). 6804 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6805 } 6806 } 6807 if (allowed) { 6808 if (!gp.grantedPermissions.contains(perm)) { 6809 changedPermission = true; 6810 gp.grantedPermissions.add(perm); 6811 gp.gids = appendInts(gp.gids, bp.gids); 6812 } else if (!ps.haveGids) { 6813 gp.gids = appendInts(gp.gids, bp.gids); 6814 } 6815 } else { 6816 Slog.w(TAG, "Not granting permission " + perm 6817 + " to package " + pkg.packageName 6818 + " because it was previously installed without"); 6819 } 6820 } else { 6821 if (gp.grantedPermissions.remove(perm)) { 6822 changedPermission = true; 6823 gp.gids = removeInts(gp.gids, bp.gids); 6824 Slog.i(TAG, "Un-granting permission " + perm 6825 + " from package " + pkg.packageName 6826 + " (protectionLevel=" + bp.protectionLevel 6827 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6828 + ")"); 6829 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6830 // Don't print warning for app op permissions, since it is fine for them 6831 // not to be granted, there is a UI for the user to decide. 6832 Slog.w(TAG, "Not granting permission " + perm 6833 + " to package " + pkg.packageName 6834 + " (protectionLevel=" + bp.protectionLevel 6835 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6836 + ")"); 6837 } 6838 } 6839 } 6840 6841 if ((changedPermission || replace) && !ps.permissionsFixed && 6842 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6843 // This is the first that we have heard about this package, so the 6844 // permissions we have now selected are fixed until explicitly 6845 // changed. 6846 ps.permissionsFixed = true; 6847 } 6848 ps.haveGids = true; 6849 } 6850 6851 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6852 boolean allowed = false; 6853 final int NP = PackageParser.NEW_PERMISSIONS.length; 6854 for (int ip=0; ip<NP; ip++) { 6855 final PackageParser.NewPermissionInfo npi 6856 = PackageParser.NEW_PERMISSIONS[ip]; 6857 if (npi.name.equals(perm) 6858 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6859 allowed = true; 6860 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6861 + pkg.packageName); 6862 break; 6863 } 6864 } 6865 return allowed; 6866 } 6867 6868 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6869 BasePermission bp, HashSet<String> origPermissions) { 6870 boolean allowed; 6871 allowed = (compareSignatures( 6872 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6873 == PackageManager.SIGNATURE_MATCH) 6874 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6875 == PackageManager.SIGNATURE_MATCH); 6876 if (!allowed && (bp.protectionLevel 6877 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6878 if (isSystemApp(pkg)) { 6879 // For updated system applications, a system permission 6880 // is granted only if it had been defined by the original application. 6881 if (isUpdatedSystemApp(pkg)) { 6882 final PackageSetting sysPs = mSettings 6883 .getDisabledSystemPkgLPr(pkg.packageName); 6884 final GrantedPermissions origGp = sysPs.sharedUser != null 6885 ? sysPs.sharedUser : sysPs; 6886 6887 if (origGp.grantedPermissions.contains(perm)) { 6888 // If the original was granted this permission, we take 6889 // that grant decision as read and propagate it to the 6890 // update. 6891 allowed = true; 6892 } else { 6893 // The system apk may have been updated with an older 6894 // version of the one on the data partition, but which 6895 // granted a new system permission that it didn't have 6896 // before. In this case we do want to allow the app to 6897 // now get the new permission if the ancestral apk is 6898 // privileged to get it. 6899 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6900 for (int j=0; 6901 j<sysPs.pkg.requestedPermissions.size(); j++) { 6902 if (perm.equals( 6903 sysPs.pkg.requestedPermissions.get(j))) { 6904 allowed = true; 6905 break; 6906 } 6907 } 6908 } 6909 } 6910 } else { 6911 allowed = isPrivilegedApp(pkg); 6912 } 6913 } 6914 } 6915 if (!allowed && (bp.protectionLevel 6916 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6917 // For development permissions, a development permission 6918 // is granted only if it was already granted. 6919 allowed = origPermissions.contains(perm); 6920 } 6921 return allowed; 6922 } 6923 6924 final class ActivityIntentResolver 6925 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6926 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6927 boolean defaultOnly, int userId) { 6928 if (!sUserManager.exists(userId)) return null; 6929 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6930 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6931 } 6932 6933 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6934 int userId) { 6935 if (!sUserManager.exists(userId)) return null; 6936 mFlags = flags; 6937 return super.queryIntent(intent, resolvedType, 6938 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6939 } 6940 6941 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6942 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6943 if (!sUserManager.exists(userId)) return null; 6944 if (packageActivities == null) { 6945 return null; 6946 } 6947 mFlags = flags; 6948 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6949 final int N = packageActivities.size(); 6950 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6951 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6952 6953 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6954 for (int i = 0; i < N; ++i) { 6955 intentFilters = packageActivities.get(i).intents; 6956 if (intentFilters != null && intentFilters.size() > 0) { 6957 PackageParser.ActivityIntentInfo[] array = 6958 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6959 intentFilters.toArray(array); 6960 listCut.add(array); 6961 } 6962 } 6963 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6964 } 6965 6966 public final void addActivity(PackageParser.Activity a, String type) { 6967 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6968 mActivities.put(a.getComponentName(), a); 6969 if (DEBUG_SHOW_INFO) 6970 Log.v( 6971 TAG, " " + type + " " + 6972 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6973 if (DEBUG_SHOW_INFO) 6974 Log.v(TAG, " Class=" + a.info.name); 6975 final int NI = a.intents.size(); 6976 for (int j=0; j<NI; j++) { 6977 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6978 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6979 intent.setPriority(0); 6980 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6981 + a.className + " with priority > 0, forcing to 0"); 6982 } 6983 if (DEBUG_SHOW_INFO) { 6984 Log.v(TAG, " IntentFilter:"); 6985 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6986 } 6987 if (!intent.debugCheck()) { 6988 Log.w(TAG, "==> For Activity " + a.info.name); 6989 } 6990 addFilter(intent); 6991 } 6992 } 6993 6994 public final void removeActivity(PackageParser.Activity a, String type) { 6995 mActivities.remove(a.getComponentName()); 6996 if (DEBUG_SHOW_INFO) { 6997 Log.v(TAG, " " + type + " " 6998 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6999 : a.info.name) + ":"); 7000 Log.v(TAG, " Class=" + a.info.name); 7001 } 7002 final int NI = a.intents.size(); 7003 for (int j=0; j<NI; j++) { 7004 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7005 if (DEBUG_SHOW_INFO) { 7006 Log.v(TAG, " IntentFilter:"); 7007 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7008 } 7009 removeFilter(intent); 7010 } 7011 } 7012 7013 @Override 7014 protected boolean allowFilterResult( 7015 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7016 ActivityInfo filterAi = filter.activity.info; 7017 for (int i=dest.size()-1; i>=0; i--) { 7018 ActivityInfo destAi = dest.get(i).activityInfo; 7019 if (destAi.name == filterAi.name 7020 && destAi.packageName == filterAi.packageName) { 7021 return false; 7022 } 7023 } 7024 return true; 7025 } 7026 7027 @Override 7028 protected ActivityIntentInfo[] newArray(int size) { 7029 return new ActivityIntentInfo[size]; 7030 } 7031 7032 @Override 7033 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7034 if (!sUserManager.exists(userId)) return true; 7035 PackageParser.Package p = filter.activity.owner; 7036 if (p != null) { 7037 PackageSetting ps = (PackageSetting)p.mExtras; 7038 if (ps != null) { 7039 // System apps are never considered stopped for purposes of 7040 // filtering, because there may be no way for the user to 7041 // actually re-launch them. 7042 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7043 && ps.getStopped(userId); 7044 } 7045 } 7046 return false; 7047 } 7048 7049 @Override 7050 protected boolean isPackageForFilter(String packageName, 7051 PackageParser.ActivityIntentInfo info) { 7052 return packageName.equals(info.activity.owner.packageName); 7053 } 7054 7055 @Override 7056 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7057 int match, int userId) { 7058 if (!sUserManager.exists(userId)) return null; 7059 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7060 return null; 7061 } 7062 final PackageParser.Activity activity = info.activity; 7063 if (mSafeMode && (activity.info.applicationInfo.flags 7064 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7065 return null; 7066 } 7067 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7068 if (ps == null) { 7069 return null; 7070 } 7071 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7072 ps.readUserState(userId), userId); 7073 if (ai == null) { 7074 return null; 7075 } 7076 final ResolveInfo res = new ResolveInfo(); 7077 res.activityInfo = ai; 7078 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7079 res.filter = info; 7080 } 7081 res.priority = info.getPriority(); 7082 res.preferredOrder = activity.owner.mPreferredOrder; 7083 //System.out.println("Result: " + res.activityInfo.className + 7084 // " = " + res.priority); 7085 res.match = match; 7086 res.isDefault = info.hasDefault; 7087 res.labelRes = info.labelRes; 7088 res.nonLocalizedLabel = info.nonLocalizedLabel; 7089 if (userNeedsBadging(userId)) { 7090 res.noResourceId = true; 7091 } else { 7092 res.icon = info.icon; 7093 } 7094 res.system = isSystemApp(res.activityInfo.applicationInfo); 7095 return res; 7096 } 7097 7098 @Override 7099 protected void sortResults(List<ResolveInfo> results) { 7100 Collections.sort(results, mResolvePrioritySorter); 7101 } 7102 7103 @Override 7104 protected void dumpFilter(PrintWriter out, String prefix, 7105 PackageParser.ActivityIntentInfo filter) { 7106 out.print(prefix); out.print( 7107 Integer.toHexString(System.identityHashCode(filter.activity))); 7108 out.print(' '); 7109 filter.activity.printComponentShortName(out); 7110 out.print(" filter "); 7111 out.println(Integer.toHexString(System.identityHashCode(filter))); 7112 } 7113 7114// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7115// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7116// final List<ResolveInfo> retList = Lists.newArrayList(); 7117// while (i.hasNext()) { 7118// final ResolveInfo resolveInfo = i.next(); 7119// if (isEnabledLP(resolveInfo.activityInfo)) { 7120// retList.add(resolveInfo); 7121// } 7122// } 7123// return retList; 7124// } 7125 7126 // Keys are String (activity class name), values are Activity. 7127 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7128 = new HashMap<ComponentName, PackageParser.Activity>(); 7129 private int mFlags; 7130 } 7131 7132 private final class ServiceIntentResolver 7133 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7134 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7135 boolean defaultOnly, int userId) { 7136 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7137 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7138 } 7139 7140 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7141 int userId) { 7142 if (!sUserManager.exists(userId)) return null; 7143 mFlags = flags; 7144 return super.queryIntent(intent, resolvedType, 7145 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7146 } 7147 7148 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7149 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7150 if (!sUserManager.exists(userId)) return null; 7151 if (packageServices == null) { 7152 return null; 7153 } 7154 mFlags = flags; 7155 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7156 final int N = packageServices.size(); 7157 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7158 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7159 7160 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7161 for (int i = 0; i < N; ++i) { 7162 intentFilters = packageServices.get(i).intents; 7163 if (intentFilters != null && intentFilters.size() > 0) { 7164 PackageParser.ServiceIntentInfo[] array = 7165 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7166 intentFilters.toArray(array); 7167 listCut.add(array); 7168 } 7169 } 7170 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7171 } 7172 7173 public final void addService(PackageParser.Service s) { 7174 mServices.put(s.getComponentName(), s); 7175 if (DEBUG_SHOW_INFO) { 7176 Log.v(TAG, " " 7177 + (s.info.nonLocalizedLabel != null 7178 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7179 Log.v(TAG, " Class=" + s.info.name); 7180 } 7181 final int NI = s.intents.size(); 7182 int j; 7183 for (j=0; j<NI; j++) { 7184 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7185 if (DEBUG_SHOW_INFO) { 7186 Log.v(TAG, " IntentFilter:"); 7187 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7188 } 7189 if (!intent.debugCheck()) { 7190 Log.w(TAG, "==> For Service " + s.info.name); 7191 } 7192 addFilter(intent); 7193 } 7194 } 7195 7196 public final void removeService(PackageParser.Service s) { 7197 mServices.remove(s.getComponentName()); 7198 if (DEBUG_SHOW_INFO) { 7199 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7200 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7201 Log.v(TAG, " Class=" + s.info.name); 7202 } 7203 final int NI = s.intents.size(); 7204 int j; 7205 for (j=0; j<NI; j++) { 7206 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7207 if (DEBUG_SHOW_INFO) { 7208 Log.v(TAG, " IntentFilter:"); 7209 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7210 } 7211 removeFilter(intent); 7212 } 7213 } 7214 7215 @Override 7216 protected boolean allowFilterResult( 7217 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7218 ServiceInfo filterSi = filter.service.info; 7219 for (int i=dest.size()-1; i>=0; i--) { 7220 ServiceInfo destAi = dest.get(i).serviceInfo; 7221 if (destAi.name == filterSi.name 7222 && destAi.packageName == filterSi.packageName) { 7223 return false; 7224 } 7225 } 7226 return true; 7227 } 7228 7229 @Override 7230 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7231 return new PackageParser.ServiceIntentInfo[size]; 7232 } 7233 7234 @Override 7235 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7236 if (!sUserManager.exists(userId)) return true; 7237 PackageParser.Package p = filter.service.owner; 7238 if (p != null) { 7239 PackageSetting ps = (PackageSetting)p.mExtras; 7240 if (ps != null) { 7241 // System apps are never considered stopped for purposes of 7242 // filtering, because there may be no way for the user to 7243 // actually re-launch them. 7244 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7245 && ps.getStopped(userId); 7246 } 7247 } 7248 return false; 7249 } 7250 7251 @Override 7252 protected boolean isPackageForFilter(String packageName, 7253 PackageParser.ServiceIntentInfo info) { 7254 return packageName.equals(info.service.owner.packageName); 7255 } 7256 7257 @Override 7258 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7259 int match, int userId) { 7260 if (!sUserManager.exists(userId)) return null; 7261 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7262 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7263 return null; 7264 } 7265 final PackageParser.Service service = info.service; 7266 if (mSafeMode && (service.info.applicationInfo.flags 7267 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7268 return null; 7269 } 7270 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7271 if (ps == null) { 7272 return null; 7273 } 7274 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7275 ps.readUserState(userId), userId); 7276 if (si == null) { 7277 return null; 7278 } 7279 final ResolveInfo res = new ResolveInfo(); 7280 res.serviceInfo = si; 7281 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7282 res.filter = filter; 7283 } 7284 res.priority = info.getPriority(); 7285 res.preferredOrder = service.owner.mPreferredOrder; 7286 //System.out.println("Result: " + res.activityInfo.className + 7287 // " = " + res.priority); 7288 res.match = match; 7289 res.isDefault = info.hasDefault; 7290 res.labelRes = info.labelRes; 7291 res.nonLocalizedLabel = info.nonLocalizedLabel; 7292 res.icon = info.icon; 7293 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7294 return res; 7295 } 7296 7297 @Override 7298 protected void sortResults(List<ResolveInfo> results) { 7299 Collections.sort(results, mResolvePrioritySorter); 7300 } 7301 7302 @Override 7303 protected void dumpFilter(PrintWriter out, String prefix, 7304 PackageParser.ServiceIntentInfo filter) { 7305 out.print(prefix); out.print( 7306 Integer.toHexString(System.identityHashCode(filter.service))); 7307 out.print(' '); 7308 filter.service.printComponentShortName(out); 7309 out.print(" filter "); 7310 out.println(Integer.toHexString(System.identityHashCode(filter))); 7311 } 7312 7313// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7314// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7315// final List<ResolveInfo> retList = Lists.newArrayList(); 7316// while (i.hasNext()) { 7317// final ResolveInfo resolveInfo = (ResolveInfo) i; 7318// if (isEnabledLP(resolveInfo.serviceInfo)) { 7319// retList.add(resolveInfo); 7320// } 7321// } 7322// return retList; 7323// } 7324 7325 // Keys are String (activity class name), values are Activity. 7326 private final HashMap<ComponentName, PackageParser.Service> mServices 7327 = new HashMap<ComponentName, PackageParser.Service>(); 7328 private int mFlags; 7329 }; 7330 7331 private final class ProviderIntentResolver 7332 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7333 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7334 boolean defaultOnly, int userId) { 7335 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7336 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7337 } 7338 7339 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7340 int userId) { 7341 if (!sUserManager.exists(userId)) 7342 return null; 7343 mFlags = flags; 7344 return super.queryIntent(intent, resolvedType, 7345 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7346 } 7347 7348 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7349 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7350 if (!sUserManager.exists(userId)) 7351 return null; 7352 if (packageProviders == null) { 7353 return null; 7354 } 7355 mFlags = flags; 7356 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7357 final int N = packageProviders.size(); 7358 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7359 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7360 7361 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7362 for (int i = 0; i < N; ++i) { 7363 intentFilters = packageProviders.get(i).intents; 7364 if (intentFilters != null && intentFilters.size() > 0) { 7365 PackageParser.ProviderIntentInfo[] array = 7366 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7367 intentFilters.toArray(array); 7368 listCut.add(array); 7369 } 7370 } 7371 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7372 } 7373 7374 public final void addProvider(PackageParser.Provider p) { 7375 if (mProviders.containsKey(p.getComponentName())) { 7376 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7377 return; 7378 } 7379 7380 mProviders.put(p.getComponentName(), p); 7381 if (DEBUG_SHOW_INFO) { 7382 Log.v(TAG, " " 7383 + (p.info.nonLocalizedLabel != null 7384 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7385 Log.v(TAG, " Class=" + p.info.name); 7386 } 7387 final int NI = p.intents.size(); 7388 int j; 7389 for (j = 0; j < NI; j++) { 7390 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7391 if (DEBUG_SHOW_INFO) { 7392 Log.v(TAG, " IntentFilter:"); 7393 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7394 } 7395 if (!intent.debugCheck()) { 7396 Log.w(TAG, "==> For Provider " + p.info.name); 7397 } 7398 addFilter(intent); 7399 } 7400 } 7401 7402 public final void removeProvider(PackageParser.Provider p) { 7403 mProviders.remove(p.getComponentName()); 7404 if (DEBUG_SHOW_INFO) { 7405 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7406 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7407 Log.v(TAG, " Class=" + p.info.name); 7408 } 7409 final int NI = p.intents.size(); 7410 int j; 7411 for (j = 0; j < NI; j++) { 7412 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7413 if (DEBUG_SHOW_INFO) { 7414 Log.v(TAG, " IntentFilter:"); 7415 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7416 } 7417 removeFilter(intent); 7418 } 7419 } 7420 7421 @Override 7422 protected boolean allowFilterResult( 7423 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7424 ProviderInfo filterPi = filter.provider.info; 7425 for (int i = dest.size() - 1; i >= 0; i--) { 7426 ProviderInfo destPi = dest.get(i).providerInfo; 7427 if (destPi.name == filterPi.name 7428 && destPi.packageName == filterPi.packageName) { 7429 return false; 7430 } 7431 } 7432 return true; 7433 } 7434 7435 @Override 7436 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7437 return new PackageParser.ProviderIntentInfo[size]; 7438 } 7439 7440 @Override 7441 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7442 if (!sUserManager.exists(userId)) 7443 return true; 7444 PackageParser.Package p = filter.provider.owner; 7445 if (p != null) { 7446 PackageSetting ps = (PackageSetting) p.mExtras; 7447 if (ps != null) { 7448 // System apps are never considered stopped for purposes of 7449 // filtering, because there may be no way for the user to 7450 // actually re-launch them. 7451 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7452 && ps.getStopped(userId); 7453 } 7454 } 7455 return false; 7456 } 7457 7458 @Override 7459 protected boolean isPackageForFilter(String packageName, 7460 PackageParser.ProviderIntentInfo info) { 7461 return packageName.equals(info.provider.owner.packageName); 7462 } 7463 7464 @Override 7465 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7466 int match, int userId) { 7467 if (!sUserManager.exists(userId)) 7468 return null; 7469 final PackageParser.ProviderIntentInfo info = filter; 7470 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7471 return null; 7472 } 7473 final PackageParser.Provider provider = info.provider; 7474 if (mSafeMode && (provider.info.applicationInfo.flags 7475 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7476 return null; 7477 } 7478 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7479 if (ps == null) { 7480 return null; 7481 } 7482 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7483 ps.readUserState(userId), userId); 7484 if (pi == null) { 7485 return null; 7486 } 7487 final ResolveInfo res = new ResolveInfo(); 7488 res.providerInfo = pi; 7489 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7490 res.filter = filter; 7491 } 7492 res.priority = info.getPriority(); 7493 res.preferredOrder = provider.owner.mPreferredOrder; 7494 res.match = match; 7495 res.isDefault = info.hasDefault; 7496 res.labelRes = info.labelRes; 7497 res.nonLocalizedLabel = info.nonLocalizedLabel; 7498 res.icon = info.icon; 7499 res.system = isSystemApp(res.providerInfo.applicationInfo); 7500 return res; 7501 } 7502 7503 @Override 7504 protected void sortResults(List<ResolveInfo> results) { 7505 Collections.sort(results, mResolvePrioritySorter); 7506 } 7507 7508 @Override 7509 protected void dumpFilter(PrintWriter out, String prefix, 7510 PackageParser.ProviderIntentInfo filter) { 7511 out.print(prefix); 7512 out.print( 7513 Integer.toHexString(System.identityHashCode(filter.provider))); 7514 out.print(' '); 7515 filter.provider.printComponentShortName(out); 7516 out.print(" filter "); 7517 out.println(Integer.toHexString(System.identityHashCode(filter))); 7518 } 7519 7520 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7521 = new HashMap<ComponentName, PackageParser.Provider>(); 7522 private int mFlags; 7523 }; 7524 7525 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7526 new Comparator<ResolveInfo>() { 7527 public int compare(ResolveInfo r1, ResolveInfo r2) { 7528 int v1 = r1.priority; 7529 int v2 = r2.priority; 7530 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7531 if (v1 != v2) { 7532 return (v1 > v2) ? -1 : 1; 7533 } 7534 v1 = r1.preferredOrder; 7535 v2 = r2.preferredOrder; 7536 if (v1 != v2) { 7537 return (v1 > v2) ? -1 : 1; 7538 } 7539 if (r1.isDefault != r2.isDefault) { 7540 return r1.isDefault ? -1 : 1; 7541 } 7542 v1 = r1.match; 7543 v2 = r2.match; 7544 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7545 if (v1 != v2) { 7546 return (v1 > v2) ? -1 : 1; 7547 } 7548 if (r1.system != r2.system) { 7549 return r1.system ? -1 : 1; 7550 } 7551 return 0; 7552 } 7553 }; 7554 7555 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7556 new Comparator<ProviderInfo>() { 7557 public int compare(ProviderInfo p1, ProviderInfo p2) { 7558 final int v1 = p1.initOrder; 7559 final int v2 = p2.initOrder; 7560 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7561 } 7562 }; 7563 7564 static final void sendPackageBroadcast(String action, String pkg, 7565 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7566 int[] userIds) { 7567 IActivityManager am = ActivityManagerNative.getDefault(); 7568 if (am != null) { 7569 try { 7570 if (userIds == null) { 7571 userIds = am.getRunningUserIds(); 7572 } 7573 for (int id : userIds) { 7574 final Intent intent = new Intent(action, 7575 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7576 if (extras != null) { 7577 intent.putExtras(extras); 7578 } 7579 if (targetPkg != null) { 7580 intent.setPackage(targetPkg); 7581 } 7582 // Modify the UID when posting to other users 7583 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7584 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7585 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7586 intent.putExtra(Intent.EXTRA_UID, uid); 7587 } 7588 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7589 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7590 if (DEBUG_BROADCASTS) { 7591 RuntimeException here = new RuntimeException("here"); 7592 here.fillInStackTrace(); 7593 Slog.d(TAG, "Sending to user " + id + ": " 7594 + intent.toShortString(false, true, false, false) 7595 + " " + intent.getExtras(), here); 7596 } 7597 am.broadcastIntent(null, intent, null, finishedReceiver, 7598 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7599 finishedReceiver != null, false, id); 7600 } 7601 } catch (RemoteException ex) { 7602 } 7603 } 7604 } 7605 7606 /** 7607 * Check if the external storage media is available. This is true if there 7608 * is a mounted external storage medium or if the external storage is 7609 * emulated. 7610 */ 7611 private boolean isExternalMediaAvailable() { 7612 return mMediaMounted || Environment.isExternalStorageEmulated(); 7613 } 7614 7615 @Override 7616 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7617 // writer 7618 synchronized (mPackages) { 7619 if (!isExternalMediaAvailable()) { 7620 // If the external storage is no longer mounted at this point, 7621 // the caller may not have been able to delete all of this 7622 // packages files and can not delete any more. Bail. 7623 return null; 7624 } 7625 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7626 if (lastPackage != null) { 7627 pkgs.remove(lastPackage); 7628 } 7629 if (pkgs.size() > 0) { 7630 return pkgs.get(0); 7631 } 7632 } 7633 return null; 7634 } 7635 7636 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7637 if (false) { 7638 RuntimeException here = new RuntimeException("here"); 7639 here.fillInStackTrace(); 7640 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 7641 + " andCode=" + andCode, here); 7642 } 7643 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 7644 userId, andCode ? 1 : 0, packageName)); 7645 } 7646 7647 void startCleaningPackages() { 7648 // reader 7649 synchronized (mPackages) { 7650 if (!isExternalMediaAvailable()) { 7651 return; 7652 } 7653 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7654 return; 7655 } 7656 } 7657 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7658 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7659 IActivityManager am = ActivityManagerNative.getDefault(); 7660 if (am != null) { 7661 try { 7662 am.startService(null, intent, null, UserHandle.USER_OWNER); 7663 } catch (RemoteException e) { 7664 } 7665 } 7666 } 7667 7668 @Override 7669 public void installPackage(String originPath, IPackageInstallObserver2 observer, int flags, 7670 String installerPackageName, VerificationParams verificationParams, 7671 String packageAbiOverride) { 7672 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7673 null); 7674 7675 final File originFile = new File(originPath); 7676 final int uid = Binder.getCallingUid(); 7677 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7678 try { 7679 if (observer != null) { 7680 observer.packageInstalled("", null, INSTALL_FAILED_USER_RESTRICTED, null); 7681 } 7682 } catch (RemoteException re) { 7683 } 7684 return; 7685 } 7686 7687 UserHandle user; 7688 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 7689 user = UserHandle.ALL; 7690 } else { 7691 user = new UserHandle(UserHandle.getUserId(uid)); 7692 } 7693 7694 final int filteredFlags; 7695 if (uid == Process.SHELL_UID || uid == 0) { 7696 if (DEBUG_INSTALL) { 7697 Slog.v(TAG, "Install from ADB"); 7698 } 7699 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7700 } else { 7701 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7702 } 7703 7704 verificationParams.setInstallerUid(uid); 7705 7706 final Message msg = mHandler.obtainMessage(INIT_COPY); 7707 msg.obj = new InstallParams(originFile, false, observer, filteredFlags, 7708 installerPackageName, verificationParams, user, packageAbiOverride); 7709 mHandler.sendMessage(msg); 7710 } 7711 7712 void installStage(String packageName, File stageDir, IPackageInstallObserver2 observer, 7713 InstallSessionParams params, String installerPackageName, int installerUid, 7714 UserHandle user) { 7715 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7716 params.referrerUri, installerUid, null); 7717 7718 final Message msg = mHandler.obtainMessage(INIT_COPY); 7719 msg.obj = new InstallParams(stageDir, true, observer, params.installFlags, 7720 installerPackageName, verifParams, user, params.abiOverride); 7721 mHandler.sendMessage(msg); 7722 } 7723 7724 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7725 Bundle extras = new Bundle(1); 7726 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7727 7728 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7729 packageName, extras, null, null, new int[] {userId}); 7730 try { 7731 IActivityManager am = ActivityManagerNative.getDefault(); 7732 final boolean isSystem = 7733 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7734 if (isSystem && am.isUserRunning(userId, false)) { 7735 // The just-installed/enabled app is bundled on the system, so presumed 7736 // to be able to run automatically without needing an explicit launch. 7737 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7738 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7739 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7740 .setPackage(packageName); 7741 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7742 android.app.AppOpsManager.OP_NONE, false, false, userId); 7743 } 7744 } catch (RemoteException e) { 7745 // shouldn't happen 7746 Slog.w(TAG, "Unable to bootstrap installed package", e); 7747 } 7748 } 7749 7750 @Override 7751 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7752 int userId) { 7753 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7754 PackageSetting pkgSetting; 7755 final int uid = Binder.getCallingUid(); 7756 if (UserHandle.getUserId(uid) != userId) { 7757 mContext.enforceCallingOrSelfPermission( 7758 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7759 "setApplicationHiddenSetting for user " + userId); 7760 } 7761 7762 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7763 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7764 return false; 7765 } 7766 7767 long callingId = Binder.clearCallingIdentity(); 7768 try { 7769 boolean sendAdded = false; 7770 boolean sendRemoved = false; 7771 // writer 7772 synchronized (mPackages) { 7773 pkgSetting = mSettings.mPackages.get(packageName); 7774 if (pkgSetting == null) { 7775 return false; 7776 } 7777 if (pkgSetting.getHidden(userId) != hidden) { 7778 pkgSetting.setHidden(hidden, userId); 7779 mSettings.writePackageRestrictionsLPr(userId); 7780 if (hidden) { 7781 sendRemoved = true; 7782 } else { 7783 sendAdded = true; 7784 } 7785 } 7786 } 7787 if (sendAdded) { 7788 sendPackageAddedForUser(packageName, pkgSetting, userId); 7789 return true; 7790 } 7791 if (sendRemoved) { 7792 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7793 "hiding pkg"); 7794 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7795 } 7796 } finally { 7797 Binder.restoreCallingIdentity(callingId); 7798 } 7799 return false; 7800 } 7801 7802 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7803 int userId) { 7804 final PackageRemovedInfo info = new PackageRemovedInfo(); 7805 info.removedPackage = packageName; 7806 info.removedUsers = new int[] {userId}; 7807 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7808 info.sendBroadcast(false, false, false); 7809 } 7810 7811 /** 7812 * Returns true if application is not found or there was an error. Otherwise it returns 7813 * the hidden state of the package for the given user. 7814 */ 7815 @Override 7816 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7817 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7818 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7819 "getApplicationHidden for user " + userId); 7820 PackageSetting pkgSetting; 7821 long callingId = Binder.clearCallingIdentity(); 7822 try { 7823 // writer 7824 synchronized (mPackages) { 7825 pkgSetting = mSettings.mPackages.get(packageName); 7826 if (pkgSetting == null) { 7827 return true; 7828 } 7829 return pkgSetting.getHidden(userId); 7830 } 7831 } finally { 7832 Binder.restoreCallingIdentity(callingId); 7833 } 7834 } 7835 7836 /** 7837 * @hide 7838 */ 7839 @Override 7840 public int installExistingPackageAsUser(String packageName, int userId) { 7841 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7842 null); 7843 PackageSetting pkgSetting; 7844 final int uid = Binder.getCallingUid(); 7845 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7846 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7847 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7848 } 7849 7850 long callingId = Binder.clearCallingIdentity(); 7851 try { 7852 boolean sendAdded = false; 7853 Bundle extras = new Bundle(1); 7854 7855 // writer 7856 synchronized (mPackages) { 7857 pkgSetting = mSettings.mPackages.get(packageName); 7858 if (pkgSetting == null) { 7859 return PackageManager.INSTALL_FAILED_INVALID_URI; 7860 } 7861 if (!pkgSetting.getInstalled(userId)) { 7862 pkgSetting.setInstalled(true, userId); 7863 pkgSetting.setHidden(false, userId); 7864 mSettings.writePackageRestrictionsLPr(userId); 7865 sendAdded = true; 7866 } 7867 } 7868 7869 if (sendAdded) { 7870 sendPackageAddedForUser(packageName, pkgSetting, userId); 7871 } 7872 } finally { 7873 Binder.restoreCallingIdentity(callingId); 7874 } 7875 7876 return PackageManager.INSTALL_SUCCEEDED; 7877 } 7878 7879 boolean isUserRestricted(int userId, String restrictionKey) { 7880 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7881 if (restrictions.getBoolean(restrictionKey, false)) { 7882 Log.w(TAG, "User is restricted: " + restrictionKey); 7883 return true; 7884 } 7885 return false; 7886 } 7887 7888 @Override 7889 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7890 mContext.enforceCallingOrSelfPermission( 7891 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7892 "Only package verification agents can verify applications"); 7893 7894 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7895 final PackageVerificationResponse response = new PackageVerificationResponse( 7896 verificationCode, Binder.getCallingUid()); 7897 msg.arg1 = id; 7898 msg.obj = response; 7899 mHandler.sendMessage(msg); 7900 } 7901 7902 @Override 7903 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7904 long millisecondsToDelay) { 7905 mContext.enforceCallingOrSelfPermission( 7906 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7907 "Only package verification agents can extend verification timeouts"); 7908 7909 final PackageVerificationState state = mPendingVerification.get(id); 7910 final PackageVerificationResponse response = new PackageVerificationResponse( 7911 verificationCodeAtTimeout, Binder.getCallingUid()); 7912 7913 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7914 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7915 } 7916 if (millisecondsToDelay < 0) { 7917 millisecondsToDelay = 0; 7918 } 7919 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7920 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7921 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7922 } 7923 7924 if ((state != null) && !state.timeoutExtended()) { 7925 state.extendTimeout(); 7926 7927 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7928 msg.arg1 = id; 7929 msg.obj = response; 7930 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7931 } 7932 } 7933 7934 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7935 int verificationCode, UserHandle user) { 7936 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7937 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7938 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7939 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7940 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7941 7942 mContext.sendBroadcastAsUser(intent, user, 7943 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7944 } 7945 7946 private ComponentName matchComponentForVerifier(String packageName, 7947 List<ResolveInfo> receivers) { 7948 ActivityInfo targetReceiver = null; 7949 7950 final int NR = receivers.size(); 7951 for (int i = 0; i < NR; i++) { 7952 final ResolveInfo info = receivers.get(i); 7953 if (info.activityInfo == null) { 7954 continue; 7955 } 7956 7957 if (packageName.equals(info.activityInfo.packageName)) { 7958 targetReceiver = info.activityInfo; 7959 break; 7960 } 7961 } 7962 7963 if (targetReceiver == null) { 7964 return null; 7965 } 7966 7967 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7968 } 7969 7970 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7971 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7972 if (pkgInfo.verifiers.length == 0) { 7973 return null; 7974 } 7975 7976 final int N = pkgInfo.verifiers.length; 7977 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7978 for (int i = 0; i < N; i++) { 7979 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7980 7981 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7982 receivers); 7983 if (comp == null) { 7984 continue; 7985 } 7986 7987 final int verifierUid = getUidForVerifier(verifierInfo); 7988 if (verifierUid == -1) { 7989 continue; 7990 } 7991 7992 if (DEBUG_VERIFY) { 7993 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7994 + " with the correct signature"); 7995 } 7996 sufficientVerifiers.add(comp); 7997 verificationState.addSufficientVerifier(verifierUid); 7998 } 7999 8000 return sufficientVerifiers; 8001 } 8002 8003 private int getUidForVerifier(VerifierInfo verifierInfo) { 8004 synchronized (mPackages) { 8005 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8006 if (pkg == null) { 8007 return -1; 8008 } else if (pkg.mSignatures.length != 1) { 8009 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8010 + " has more than one signature; ignoring"); 8011 return -1; 8012 } 8013 8014 /* 8015 * If the public key of the package's signature does not match 8016 * our expected public key, then this is a different package and 8017 * we should skip. 8018 */ 8019 8020 final byte[] expectedPublicKey; 8021 try { 8022 final Signature verifierSig = pkg.mSignatures[0]; 8023 final PublicKey publicKey = verifierSig.getPublicKey(); 8024 expectedPublicKey = publicKey.getEncoded(); 8025 } catch (CertificateException e) { 8026 return -1; 8027 } 8028 8029 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8030 8031 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8032 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8033 + " does not have the expected public key; ignoring"); 8034 return -1; 8035 } 8036 8037 return pkg.applicationInfo.uid; 8038 } 8039 } 8040 8041 @Override 8042 public void finishPackageInstall(int token) { 8043 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8044 8045 if (DEBUG_INSTALL) { 8046 Slog.v(TAG, "BM finishing package install for " + token); 8047 } 8048 8049 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8050 mHandler.sendMessage(msg); 8051 } 8052 8053 /** 8054 * Get the verification agent timeout. 8055 * 8056 * @return verification timeout in milliseconds 8057 */ 8058 private long getVerificationTimeout() { 8059 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8060 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8061 DEFAULT_VERIFICATION_TIMEOUT); 8062 } 8063 8064 /** 8065 * Get the default verification agent response code. 8066 * 8067 * @return default verification response code 8068 */ 8069 private int getDefaultVerificationResponse() { 8070 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8071 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8072 DEFAULT_VERIFICATION_RESPONSE); 8073 } 8074 8075 /** 8076 * Check whether or not package verification has been enabled. 8077 * 8078 * @return true if verification should be performed 8079 */ 8080 private boolean isVerificationEnabled(int userId, int flags) { 8081 if (!DEFAULT_VERIFY_ENABLE) { 8082 return false; 8083 } 8084 8085 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8086 8087 // Check if installing from ADB 8088 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 8089 // Do not run verification in a test harness environment 8090 if (ActivityManager.isRunningInTestHarness()) { 8091 return false; 8092 } 8093 if (ensureVerifyAppsEnabled) { 8094 return true; 8095 } 8096 // Check if the developer does not want package verification for ADB installs 8097 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8098 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8099 return false; 8100 } 8101 } 8102 8103 if (ensureVerifyAppsEnabled) { 8104 return true; 8105 } 8106 8107 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8108 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8109 } 8110 8111 /** 8112 * Get the "allow unknown sources" setting. 8113 * 8114 * @return the current "allow unknown sources" setting 8115 */ 8116 private int getUnknownSourcesSettings() { 8117 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8118 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8119 -1); 8120 } 8121 8122 @Override 8123 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8124 final int uid = Binder.getCallingUid(); 8125 // writer 8126 synchronized (mPackages) { 8127 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8128 if (targetPackageSetting == null) { 8129 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8130 } 8131 8132 PackageSetting installerPackageSetting; 8133 if (installerPackageName != null) { 8134 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8135 if (installerPackageSetting == null) { 8136 throw new IllegalArgumentException("Unknown installer package: " 8137 + installerPackageName); 8138 } 8139 } else { 8140 installerPackageSetting = null; 8141 } 8142 8143 Signature[] callerSignature; 8144 Object obj = mSettings.getUserIdLPr(uid); 8145 if (obj != null) { 8146 if (obj instanceof SharedUserSetting) { 8147 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8148 } else if (obj instanceof PackageSetting) { 8149 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8150 } else { 8151 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8152 } 8153 } else { 8154 throw new SecurityException("Unknown calling uid " + uid); 8155 } 8156 8157 // Verify: can't set installerPackageName to a package that is 8158 // not signed with the same cert as the caller. 8159 if (installerPackageSetting != null) { 8160 if (compareSignatures(callerSignature, 8161 installerPackageSetting.signatures.mSignatures) 8162 != PackageManager.SIGNATURE_MATCH) { 8163 throw new SecurityException( 8164 "Caller does not have same cert as new installer package " 8165 + installerPackageName); 8166 } 8167 } 8168 8169 // Verify: if target already has an installer package, it must 8170 // be signed with the same cert as the caller. 8171 if (targetPackageSetting.installerPackageName != null) { 8172 PackageSetting setting = mSettings.mPackages.get( 8173 targetPackageSetting.installerPackageName); 8174 // If the currently set package isn't valid, then it's always 8175 // okay to change it. 8176 if (setting != null) { 8177 if (compareSignatures(callerSignature, 8178 setting.signatures.mSignatures) 8179 != PackageManager.SIGNATURE_MATCH) { 8180 throw new SecurityException( 8181 "Caller does not have same cert as old installer package " 8182 + targetPackageSetting.installerPackageName); 8183 } 8184 } 8185 } 8186 8187 // Okay! 8188 targetPackageSetting.installerPackageName = installerPackageName; 8189 scheduleWriteSettingsLocked(); 8190 } 8191 } 8192 8193 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8194 // Queue up an async operation since the package installation may take a little while. 8195 mHandler.post(new Runnable() { 8196 public void run() { 8197 mHandler.removeCallbacks(this); 8198 // Result object to be returned 8199 PackageInstalledInfo res = new PackageInstalledInfo(); 8200 res.returnCode = currentStatus; 8201 res.uid = -1; 8202 res.pkg = null; 8203 res.removedInfo = new PackageRemovedInfo(); 8204 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8205 args.doPreInstall(res.returnCode); 8206 synchronized (mInstallLock) { 8207 installPackageLI(args, true, res); 8208 } 8209 args.doPostInstall(res.returnCode, res.uid); 8210 } 8211 8212 // A restore should be performed at this point if (a) the install 8213 // succeeded, (b) the operation is not an update, and (c) the new 8214 // package has a backupAgent defined. 8215 final boolean update = res.removedInfo.removedPackage != null; 8216 boolean doRestore = (!update 8217 && res.pkg != null 8218 && res.pkg.applicationInfo.backupAgentName != null); 8219 8220 // Set up the post-install work request bookkeeping. This will be used 8221 // and cleaned up by the post-install event handling regardless of whether 8222 // there's a restore pass performed. Token values are >= 1. 8223 int token; 8224 if (mNextInstallToken < 0) mNextInstallToken = 1; 8225 token = mNextInstallToken++; 8226 8227 PostInstallData data = new PostInstallData(args, res); 8228 mRunningInstalls.put(token, data); 8229 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8230 8231 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8232 // Pass responsibility to the Backup Manager. It will perform a 8233 // restore if appropriate, then pass responsibility back to the 8234 // Package Manager to run the post-install observer callbacks 8235 // and broadcasts. 8236 IBackupManager bm = IBackupManager.Stub.asInterface( 8237 ServiceManager.getService(Context.BACKUP_SERVICE)); 8238 if (bm != null) { 8239 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8240 + " to BM for possible restore"); 8241 try { 8242 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8243 } catch (RemoteException e) { 8244 // can't happen; the backup manager is local 8245 } catch (Exception e) { 8246 Slog.e(TAG, "Exception trying to enqueue restore", e); 8247 doRestore = false; 8248 } 8249 } else { 8250 Slog.e(TAG, "Backup Manager not found!"); 8251 doRestore = false; 8252 } 8253 } 8254 8255 if (!doRestore) { 8256 // No restore possible, or the Backup Manager was mysteriously not 8257 // available -- just fire the post-install work request directly. 8258 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8259 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8260 mHandler.sendMessage(msg); 8261 } 8262 } 8263 }); 8264 } 8265 8266 private abstract class HandlerParams { 8267 private static final int MAX_RETRIES = 4; 8268 8269 /** 8270 * Number of times startCopy() has been attempted and had a non-fatal 8271 * error. 8272 */ 8273 private int mRetries = 0; 8274 8275 /** User handle for the user requesting the information or installation. */ 8276 private final UserHandle mUser; 8277 8278 HandlerParams(UserHandle user) { 8279 mUser = user; 8280 } 8281 8282 UserHandle getUser() { 8283 return mUser; 8284 } 8285 8286 final boolean startCopy() { 8287 boolean res; 8288 try { 8289 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8290 8291 if (++mRetries > MAX_RETRIES) { 8292 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8293 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8294 handleServiceError(); 8295 return false; 8296 } else { 8297 handleStartCopy(); 8298 res = true; 8299 } 8300 } catch (RemoteException e) { 8301 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8302 mHandler.sendEmptyMessage(MCS_RECONNECT); 8303 res = false; 8304 } 8305 handleReturnCode(); 8306 return res; 8307 } 8308 8309 final void serviceError() { 8310 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8311 handleServiceError(); 8312 handleReturnCode(); 8313 } 8314 8315 abstract void handleStartCopy() throws RemoteException; 8316 abstract void handleServiceError(); 8317 abstract void handleReturnCode(); 8318 } 8319 8320 class MeasureParams extends HandlerParams { 8321 private final PackageStats mStats; 8322 private boolean mSuccess; 8323 8324 private final IPackageStatsObserver mObserver; 8325 8326 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8327 super(new UserHandle(stats.userHandle)); 8328 mObserver = observer; 8329 mStats = stats; 8330 } 8331 8332 @Override 8333 public String toString() { 8334 return "MeasureParams{" 8335 + Integer.toHexString(System.identityHashCode(this)) 8336 + " " + mStats.packageName + "}"; 8337 } 8338 8339 @Override 8340 void handleStartCopy() throws RemoteException { 8341 synchronized (mInstallLock) { 8342 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8343 } 8344 8345 if (mSuccess) { 8346 final boolean mounted; 8347 if (Environment.isExternalStorageEmulated()) { 8348 mounted = true; 8349 } else { 8350 final String status = Environment.getExternalStorageState(); 8351 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8352 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8353 } 8354 8355 if (mounted) { 8356 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8357 8358 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8359 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8360 8361 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8362 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8363 8364 // Always subtract cache size, since it's a subdirectory 8365 mStats.externalDataSize -= mStats.externalCacheSize; 8366 8367 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8368 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8369 8370 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8371 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8372 } 8373 } 8374 } 8375 8376 @Override 8377 void handleReturnCode() { 8378 if (mObserver != null) { 8379 try { 8380 mObserver.onGetStatsCompleted(mStats, mSuccess); 8381 } catch (RemoteException e) { 8382 Slog.i(TAG, "Observer no longer exists."); 8383 } 8384 } 8385 } 8386 8387 @Override 8388 void handleServiceError() { 8389 Slog.e(TAG, "Could not measure application " + mStats.packageName 8390 + " external storage"); 8391 } 8392 } 8393 8394 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8395 throws RemoteException { 8396 long result = 0; 8397 for (File path : paths) { 8398 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8399 } 8400 return result; 8401 } 8402 8403 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8404 for (File path : paths) { 8405 try { 8406 mcs.clearDirectory(path.getAbsolutePath()); 8407 } catch (RemoteException e) { 8408 } 8409 } 8410 } 8411 8412 class InstallParams extends HandlerParams { 8413 /** 8414 * Location where install is coming from, before it has been 8415 * copied/renamed into place. This could be a single monolithic APK 8416 * file, or a cluster directory. This location may be untrusted. 8417 */ 8418 final File originFile; 8419 8420 /** 8421 * Flag indicating that {@link #originFile} has already been staged, 8422 * meaning downstream users don't need to defensively copy the contents. 8423 */ 8424 boolean originStaged; 8425 8426 final IPackageInstallObserver2 observer; 8427 int flags; 8428 final String installerPackageName; 8429 final VerificationParams verificationParams; 8430 private InstallArgs mArgs; 8431 private int mRet; 8432 final String packageAbiOverride; 8433 boolean multiArch; 8434 8435 InstallParams(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 8436 int flags, String installerPackageName, VerificationParams verificationParams, 8437 UserHandle user, String packageAbiOverride) { 8438 super(user); 8439 this.originFile = Preconditions.checkNotNull(originFile); 8440 this.originStaged = originStaged; 8441 this.observer = observer; 8442 this.flags = flags; 8443 this.installerPackageName = installerPackageName; 8444 this.verificationParams = verificationParams; 8445 this.packageAbiOverride = packageAbiOverride; 8446 } 8447 8448 @Override 8449 public String toString() { 8450 return "InstallParams{" 8451 + Integer.toHexString(System.identityHashCode(this)) 8452 + " " + originFile + "}"; 8453 } 8454 8455 public ManifestDigest getManifestDigest() { 8456 if (verificationParams == null) { 8457 return null; 8458 } 8459 return verificationParams.getManifestDigest(); 8460 } 8461 8462 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 8463 String packageName = pkgLite.packageName; 8464 int installLocation = pkgLite.installLocation; 8465 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8466 // reader 8467 synchronized (mPackages) { 8468 PackageParser.Package pkg = mPackages.get(packageName); 8469 if (pkg != null) { 8470 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8471 // Check for downgrading. 8472 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8473 if (pkgLite.versionCode < pkg.mVersionCode) { 8474 Slog.w(TAG, "Can't install update of " + packageName 8475 + " update version " + pkgLite.versionCode 8476 + " is older than installed version " 8477 + pkg.mVersionCode); 8478 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8479 } 8480 } 8481 // Check for updated system application. 8482 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8483 if (onSd) { 8484 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8485 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8486 } 8487 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8488 } else { 8489 if (onSd) { 8490 // Install flag overrides everything. 8491 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8492 } 8493 // If current upgrade specifies particular preference 8494 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8495 // Application explicitly specified internal. 8496 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8497 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8498 // App explictly prefers external. Let policy decide 8499 } else { 8500 // Prefer previous location 8501 if (isExternal(pkg)) { 8502 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8503 } 8504 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8505 } 8506 } 8507 } else { 8508 // Invalid install. Return error code 8509 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8510 } 8511 } 8512 } 8513 // All the special cases have been taken care of. 8514 // Return result based on recommended install location. 8515 if (onSd) { 8516 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8517 } 8518 return pkgLite.recommendedInstallLocation; 8519 } 8520 8521 private long getMemoryLowThreshold() { 8522 final DeviceStorageMonitorInternal 8523 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8524 if (dsm == null) { 8525 return 0L; 8526 } 8527 return dsm.getMemoryLowThreshold(); 8528 } 8529 8530 /* 8531 * Invoke remote method to get package information and install 8532 * location values. Override install location based on default 8533 * policy if needed and then create install arguments based 8534 * on the install location. 8535 */ 8536 public void handleStartCopy() throws RemoteException { 8537 int ret = PackageManager.INSTALL_SUCCEEDED; 8538 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8539 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 8540 PackageInfoLite pkgLite = null; 8541 8542 if (onInt && onSd) { 8543 // Check if both bits are set. 8544 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8545 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8546 } else { 8547 final long lowThreshold = getMemoryLowThreshold(); 8548 if (lowThreshold == 0L) { 8549 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8550 } 8551 8552 // Remote call to find out default install location 8553 final String originPath = originFile.getAbsolutePath(); 8554 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, lowThreshold, 8555 packageAbiOverride); 8556 // Keep track of whether this package is a multiArch package until 8557 // we perform a full scan of it. We need to do this because we might 8558 // end up extracting the package shared libraries before we perform 8559 // a full scan. 8560 multiArch = pkgLite.multiArch; 8561 8562 /* 8563 * If we have too little free space, try to free cache 8564 * before giving up. 8565 */ 8566 if (pkgLite.recommendedInstallLocation 8567 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8568 final long size = mContainerService.calculateInstalledSize( 8569 originPath, isForwardLocked(), packageAbiOverride); 8570 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 8571 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, 8572 lowThreshold, packageAbiOverride); 8573 } 8574 /* 8575 * The cache free must have deleted the file we 8576 * downloaded to install. 8577 * 8578 * TODO: fix the "freeCache" call to not delete 8579 * the file we care about. 8580 */ 8581 if (pkgLite.recommendedInstallLocation 8582 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8583 pkgLite.recommendedInstallLocation 8584 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8585 } 8586 } 8587 } 8588 8589 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8590 int loc = pkgLite.recommendedInstallLocation; 8591 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8592 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8593 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8594 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8595 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8596 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8597 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8598 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8599 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8600 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8601 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8602 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8603 } else { 8604 // Override with defaults if needed. 8605 loc = installLocationPolicy(pkgLite, flags); 8606 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8607 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8608 } else if (!onSd && !onInt) { 8609 // Override install location with flags 8610 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8611 // Set the flag to install on external media. 8612 flags |= PackageManager.INSTALL_EXTERNAL; 8613 flags &= ~PackageManager.INSTALL_INTERNAL; 8614 } else { 8615 // Make sure the flag for installing on external 8616 // media is unset 8617 flags |= PackageManager.INSTALL_INTERNAL; 8618 flags &= ~PackageManager.INSTALL_EXTERNAL; 8619 } 8620 } 8621 } 8622 } 8623 8624 final InstallArgs args = createInstallArgs(this); 8625 mArgs = args; 8626 8627 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8628 /* 8629 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8630 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8631 */ 8632 int userIdentifier = getUser().getIdentifier(); 8633 if (userIdentifier == UserHandle.USER_ALL 8634 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8635 userIdentifier = UserHandle.USER_OWNER; 8636 } 8637 8638 /* 8639 * Determine if we have any installed package verifiers. If we 8640 * do, then we'll defer to them to verify the packages. 8641 */ 8642 final int requiredUid = mRequiredVerifierPackage == null ? -1 8643 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8644 if (requiredUid != -1 && isVerificationEnabled(userIdentifier, flags)) { 8645 // TODO: send verifier the install session instead of uri 8646 final Intent verification = new Intent( 8647 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8648 verification.setDataAndType(Uri.fromFile(originFile), PACKAGE_MIME_TYPE); 8649 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8650 8651 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8652 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8653 0 /* TODO: Which userId? */); 8654 8655 if (DEBUG_VERIFY) { 8656 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8657 + verification.toString() + " with " + pkgLite.verifiers.length 8658 + " optional verifiers"); 8659 } 8660 8661 final int verificationId = mPendingVerificationToken++; 8662 8663 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8664 8665 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8666 installerPackageName); 8667 8668 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 8669 8670 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8671 pkgLite.packageName); 8672 8673 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8674 pkgLite.versionCode); 8675 8676 if (verificationParams != null) { 8677 if (verificationParams.getVerificationURI() != null) { 8678 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8679 verificationParams.getVerificationURI()); 8680 } 8681 if (verificationParams.getOriginatingURI() != null) { 8682 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8683 verificationParams.getOriginatingURI()); 8684 } 8685 if (verificationParams.getReferrer() != null) { 8686 verification.putExtra(Intent.EXTRA_REFERRER, 8687 verificationParams.getReferrer()); 8688 } 8689 if (verificationParams.getOriginatingUid() >= 0) { 8690 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8691 verificationParams.getOriginatingUid()); 8692 } 8693 if (verificationParams.getInstallerUid() >= 0) { 8694 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8695 verificationParams.getInstallerUid()); 8696 } 8697 } 8698 8699 final PackageVerificationState verificationState = new PackageVerificationState( 8700 requiredUid, args); 8701 8702 mPendingVerification.append(verificationId, verificationState); 8703 8704 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8705 receivers, verificationState); 8706 8707 /* 8708 * If any sufficient verifiers were listed in the package 8709 * manifest, attempt to ask them. 8710 */ 8711 if (sufficientVerifiers != null) { 8712 final int N = sufficientVerifiers.size(); 8713 if (N == 0) { 8714 Slog.i(TAG, "Additional verifiers required, but none installed."); 8715 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8716 } else { 8717 for (int i = 0; i < N; i++) { 8718 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8719 8720 final Intent sufficientIntent = new Intent(verification); 8721 sufficientIntent.setComponent(verifierComponent); 8722 8723 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8724 } 8725 } 8726 } 8727 8728 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8729 mRequiredVerifierPackage, receivers); 8730 if (ret == PackageManager.INSTALL_SUCCEEDED 8731 && mRequiredVerifierPackage != null) { 8732 /* 8733 * Send the intent to the required verification agent, 8734 * but only start the verification timeout after the 8735 * target BroadcastReceivers have run. 8736 */ 8737 verification.setComponent(requiredVerifierComponent); 8738 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8739 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8740 new BroadcastReceiver() { 8741 @Override 8742 public void onReceive(Context context, Intent intent) { 8743 final Message msg = mHandler 8744 .obtainMessage(CHECK_PENDING_VERIFICATION); 8745 msg.arg1 = verificationId; 8746 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8747 } 8748 }, null, 0, null, null); 8749 8750 /* 8751 * We don't want the copy to proceed until verification 8752 * succeeds, so null out this field. 8753 */ 8754 mArgs = null; 8755 } 8756 } else { 8757 /* 8758 * No package verification is enabled, so immediately start 8759 * the remote call to initiate copy using temporary file. 8760 */ 8761 ret = args.copyApk(mContainerService, true); 8762 } 8763 } 8764 8765 mRet = ret; 8766 } 8767 8768 @Override 8769 void handleReturnCode() { 8770 // If mArgs is null, then MCS couldn't be reached. When it 8771 // reconnects, it will try again to install. At that point, this 8772 // will succeed. 8773 if (mArgs != null) { 8774 processPendingInstall(mArgs, mRet); 8775 } 8776 } 8777 8778 @Override 8779 void handleServiceError() { 8780 mArgs = createInstallArgs(this); 8781 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8782 } 8783 8784 public boolean isForwardLocked() { 8785 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8786 } 8787 } 8788 8789 /* 8790 * Utility class used in movePackage api. 8791 * srcArgs and targetArgs are not set for invalid flags and make 8792 * sure to do null checks when invoking methods on them. 8793 * We probably want to return ErrorPrams for both failed installs 8794 * and moves. 8795 */ 8796 class MoveParams extends HandlerParams { 8797 final IPackageMoveObserver observer; 8798 final int flags; 8799 final String packageName; 8800 final InstallArgs srcArgs; 8801 final InstallArgs targetArgs; 8802 int uid; 8803 int mRet; 8804 8805 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8806 String packageName, String[] instructionSets, int uid, UserHandle user, 8807 boolean isMultiArch) { 8808 super(user); 8809 this.srcArgs = srcArgs; 8810 this.observer = observer; 8811 this.flags = flags; 8812 this.packageName = packageName; 8813 this.uid = uid; 8814 if (srcArgs != null) { 8815 final String codePath = srcArgs.getCodePath(); 8816 targetArgs = createInstallArgsForMoveTarget(codePath, flags, packageName, 8817 instructionSets, isMultiArch); 8818 } else { 8819 targetArgs = null; 8820 } 8821 } 8822 8823 @Override 8824 public String toString() { 8825 return "MoveParams{" 8826 + Integer.toHexString(System.identityHashCode(this)) 8827 + " " + packageName + "}"; 8828 } 8829 8830 public void handleStartCopy() throws RemoteException { 8831 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8832 // Check for storage space on target medium 8833 if (!targetArgs.checkFreeStorage(mContainerService)) { 8834 Log.w(TAG, "Insufficient storage to install"); 8835 return; 8836 } 8837 8838 mRet = srcArgs.doPreCopy(); 8839 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8840 return; 8841 } 8842 8843 mRet = targetArgs.copyApk(mContainerService, false); 8844 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8845 srcArgs.doPostCopy(uid); 8846 return; 8847 } 8848 8849 mRet = srcArgs.doPostCopy(uid); 8850 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8851 return; 8852 } 8853 8854 mRet = targetArgs.doPreInstall(mRet); 8855 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8856 return; 8857 } 8858 8859 if (DEBUG_SD_INSTALL) { 8860 StringBuilder builder = new StringBuilder(); 8861 if (srcArgs != null) { 8862 builder.append("src: "); 8863 builder.append(srcArgs.getCodePath()); 8864 } 8865 if (targetArgs != null) { 8866 builder.append(" target : "); 8867 builder.append(targetArgs.getCodePath()); 8868 } 8869 Log.i(TAG, builder.toString()); 8870 } 8871 } 8872 8873 @Override 8874 void handleReturnCode() { 8875 targetArgs.doPostInstall(mRet, uid); 8876 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8877 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8878 currentStatus = PackageManager.MOVE_SUCCEEDED; 8879 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8880 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8881 } 8882 processPendingMove(this, currentStatus); 8883 } 8884 8885 @Override 8886 void handleServiceError() { 8887 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8888 } 8889 } 8890 8891 /** 8892 * Used during creation of InstallArgs 8893 * 8894 * @param flags package installation flags 8895 * @return true if should be installed on external storage 8896 */ 8897 private static boolean installOnSd(int flags) { 8898 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8899 return false; 8900 } 8901 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8902 return true; 8903 } 8904 return false; 8905 } 8906 8907 /** 8908 * Used during creation of InstallArgs 8909 * 8910 * @param flags package installation flags 8911 * @return true if should be installed as forward locked 8912 */ 8913 private static boolean installForwardLocked(int flags) { 8914 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8915 } 8916 8917 private InstallArgs createInstallArgs(InstallParams params) { 8918 // TODO: extend to support incoming zero-copy locations 8919 8920 if (installOnSd(params.flags) || params.isForwardLocked()) { 8921 return new AsecInstallArgs(params); 8922 } else { 8923 return new FileInstallArgs(params); 8924 } 8925 } 8926 8927 /** 8928 * Create args that describe an existing installed package. Typically used 8929 * when cleaning up old installs, or used as a move source. 8930 */ 8931 private InstallArgs createInstallArgsForExisting(int flags, String codePath, 8932 String resourcePath, String nativeLibraryRoot, String[] instructionSets, 8933 boolean isMultiArch) { 8934 final boolean isInAsec; 8935 if (installOnSd(flags)) { 8936 /* Apps on SD card are always in ASEC containers. */ 8937 isInAsec = true; 8938 } else if (installForwardLocked(flags) 8939 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8940 /* 8941 * Forward-locked apps are only in ASEC containers if they're the 8942 * new style 8943 */ 8944 isInAsec = true; 8945 } else { 8946 isInAsec = false; 8947 } 8948 8949 if (isInAsec) { 8950 return new AsecInstallArgs(codePath, instructionSets, 8951 installOnSd(flags), installForwardLocked(flags), isMultiArch); 8952 } else { 8953 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8954 instructionSets, isMultiArch); 8955 } 8956 } 8957 8958 private InstallArgs createInstallArgsForMoveTarget(String codePath, int flags, String pkgName, 8959 String[] instructionSets, boolean isMultiArch) { 8960 final File codeFile = new File(codePath); 8961 if (installOnSd(flags) || installForwardLocked(flags)) { 8962 String cid = getNextCodePath(codePath, pkgName, "/" 8963 + AsecInstallArgs.RES_FILE_NAME); 8964 return new AsecInstallArgs(codeFile, cid, instructionSets, installOnSd(flags), 8965 installForwardLocked(flags), isMultiArch); 8966 } else { 8967 return new FileInstallArgs(codeFile, instructionSets, isMultiArch); 8968 } 8969 } 8970 8971 static abstract class InstallArgs { 8972 /** @see InstallParams#originFile */ 8973 final File originFile; 8974 /** @see InstallParams#originStaged */ 8975 final boolean originStaged; 8976 8977 // TODO: define inherit location 8978 8979 final IPackageInstallObserver2 observer; 8980 // Always refers to PackageManager flags only 8981 final int flags; 8982 final String installerPackageName; 8983 final ManifestDigest manifestDigest; 8984 final UserHandle user; 8985 final String abiOverride; 8986 final boolean multiArch; 8987 8988 // The list of instruction sets supported by this app. This is currently 8989 // only used during the rmdex() phase to clean up resources. We can get rid of this 8990 // if we move dex files under the common app path. 8991 /* nullable */ String[] instructionSets; 8992 8993 InstallArgs(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 8994 int flags, String installerPackageName, ManifestDigest manifestDigest, 8995 UserHandle user, String[] instructionSets, 8996 String abiOverride, boolean multiArch) { 8997 this.originFile = originFile; 8998 this.originStaged = originStaged; 8999 this.flags = flags; 9000 this.observer = observer; 9001 this.installerPackageName = installerPackageName; 9002 this.manifestDigest = manifestDigest; 9003 this.user = user; 9004 this.instructionSets = instructionSets; 9005 this.abiOverride = abiOverride; 9006 this.multiArch = multiArch; 9007 } 9008 9009 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9010 abstract int doPreInstall(int status); 9011 9012 /** 9013 * Rename package into final resting place. All paths on the given 9014 * scanned package should be updated to reflect the rename. 9015 */ 9016 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9017 abstract int doPostInstall(int status, int uid); 9018 9019 /** @see PackageSettingBase#codePathString */ 9020 abstract String getCodePath(); 9021 /** @see PackageSettingBase#resourcePathString */ 9022 abstract String getResourcePath(); 9023 abstract String getLegacyNativeLibraryPath(); 9024 9025 // Need installer lock especially for dex file removal. 9026 abstract void cleanUpResourcesLI(); 9027 abstract boolean doPostDeleteLI(boolean delete); 9028 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9029 9030 /** 9031 * Called before the source arguments are copied. This is used mostly 9032 * for MoveParams when it needs to read the source file to put it in the 9033 * destination. 9034 */ 9035 int doPreCopy() { 9036 return PackageManager.INSTALL_SUCCEEDED; 9037 } 9038 9039 /** 9040 * Called after the source arguments are copied. This is used mostly for 9041 * MoveParams when it needs to read the source file to put it in the 9042 * destination. 9043 * 9044 * @return 9045 */ 9046 int doPostCopy(int uid) { 9047 return PackageManager.INSTALL_SUCCEEDED; 9048 } 9049 9050 protected boolean isFwdLocked() { 9051 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9052 } 9053 9054 UserHandle getUser() { 9055 return user; 9056 } 9057 } 9058 9059 /** 9060 * Logic to handle installation of non-ASEC applications, including copying 9061 * and renaming logic. 9062 */ 9063 class FileInstallArgs extends InstallArgs { 9064 private File codeFile; 9065 private File resourceFile; 9066 private File legacyNativeLibraryPath; 9067 9068 // Example topology: 9069 // /data/app/com.example/base.apk 9070 // /data/app/com.example/split_foo.apk 9071 // /data/app/com.example/lib/arm/libfoo.so 9072 // /data/app/com.example/lib/arm64/libfoo.so 9073 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9074 9075 /** New install */ 9076 FileInstallArgs(InstallParams params) { 9077 super(params.originFile, params.originStaged, params.observer, params.flags, 9078 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9079 null /* instruction sets */, params.packageAbiOverride, 9080 params.multiArch); 9081 if (isFwdLocked()) { 9082 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9083 } 9084 } 9085 9086 /** Existing install */ 9087 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9088 String[] instructionSets, boolean isMultiArch) { 9089 super(null, false, null, 0, null, null, null, instructionSets, null, isMultiArch); 9090 this.codeFile = (codePath != null) ? new File(codePath) : null; 9091 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9092 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9093 new File(legacyNativeLibraryPath) : null; 9094 } 9095 9096 /** New install from existing */ 9097 FileInstallArgs(File originFile, String[] instructionSets, boolean isMultiArch) { 9098 super(originFile, false, null, 0, null, null, null, instructionSets, null, 9099 isMultiArch); 9100 } 9101 9102 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9103 final long lowThreshold; 9104 9105 final DeviceStorageMonitorInternal 9106 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9107 if (dsm == null) { 9108 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 9109 lowThreshold = 0L; 9110 } else { 9111 if (dsm.isMemoryLow()) { 9112 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 9113 return false; 9114 } 9115 9116 lowThreshold = dsm.getMemoryLowThreshold(); 9117 } 9118 9119 return imcs.checkInternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9120 lowThreshold); 9121 } 9122 9123 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9124 int ret = PackageManager.INSTALL_SUCCEEDED; 9125 9126 if (originStaged) { 9127 Slog.d(TAG, originFile + " already staged; skipping copy"); 9128 codeFile = originFile; 9129 resourceFile = originFile; 9130 } else { 9131 try { 9132 final File tempDir = mInstallerService.allocateSessionDir(); 9133 codeFile = tempDir; 9134 resourceFile = tempDir; 9135 } catch (IOException e) { 9136 Slog.w(TAG, "Failed to create copy file: " + e); 9137 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9138 } 9139 9140 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9141 @Override 9142 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9143 if (!FileUtils.isValidExtFilename(name)) { 9144 throw new IllegalArgumentException("Invalid filename: " + name); 9145 } 9146 try { 9147 final File file = new File(codeFile, name); 9148 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9149 O_RDWR | O_CREAT, 0644); 9150 Os.chmod(file.getAbsolutePath(), 0644); 9151 return new ParcelFileDescriptor(fd); 9152 } catch (ErrnoException e) { 9153 throw new RemoteException("Failed to open: " + e.getMessage()); 9154 } 9155 } 9156 }; 9157 9158 ret = imcs.copyPackage(originFile.getAbsolutePath(), target); 9159 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9160 Slog.e(TAG, "Failed to copy package"); 9161 return ret; 9162 } 9163 } 9164 9165 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9166 NativeLibraryHelper.Handle handle = null; 9167 try { 9168 handle = NativeLibraryHelper.Handle.create(codeFile); 9169 if (multiArch) { 9170 // Warn if we've set an abiOverride for multi-lib packages.. 9171 // By definition, we need to copy both 32 and 64 bit libraries for 9172 // such packages. 9173 if (abiOverride != null) { 9174 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9175 } 9176 9177 int copyRet = PackageManager.NO_NATIVE_LIBRARIES; 9178 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9179 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9180 Build.SUPPORTED_32_BIT_ABIS, true /* use isa specific subdirs */); 9181 maybeThrowExceptionForMultiArchCopy("Failure copying 32 bit native libraries", copyRet); 9182 } 9183 9184 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9185 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9186 Build.SUPPORTED_64_BIT_ABIS, true /* use isa specific subdirs */); 9187 maybeThrowExceptionForMultiArchCopy("Failure copying 64 bit native libraries", copyRet); 9188 } 9189 } else { 9190 String[] abiList = (abiOverride != null) ? 9191 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 9192 9193 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 9194 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9195 abiList = Build.SUPPORTED_32_BIT_ABIS; 9196 } 9197 9198 int copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, abiList, 9199 true /* use isa specific subdirs */); 9200 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9201 Slog.w(TAG, "Failure copying native libraries [errorCode=" + copyRet + "]"); 9202 return copyRet; 9203 } 9204 } 9205 } catch (IOException e) { 9206 Slog.e(TAG, "Copying native libraries failed", e); 9207 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9208 } catch (PackageManagerException pme) { 9209 Slog.e(TAG, "Copying native libraries failed", pme); 9210 ret = pme.error; 9211 } finally { 9212 IoUtils.closeQuietly(handle); 9213 } 9214 9215 return ret; 9216 } 9217 9218 int doPreInstall(int status) { 9219 if (status != PackageManager.INSTALL_SUCCEEDED) { 9220 cleanUp(); 9221 } 9222 return status; 9223 } 9224 9225 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9226 if (status != PackageManager.INSTALL_SUCCEEDED) { 9227 cleanUp(); 9228 return false; 9229 } else { 9230 final File beforeCodeFile = codeFile; 9231 final File afterCodeFile = getNextCodePath(pkg.packageName); 9232 9233 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9234 try { 9235 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9236 } catch (ErrnoException e) { 9237 Slog.d(TAG, "Failed to rename", e); 9238 return false; 9239 } 9240 9241 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9242 Slog.d(TAG, "Failed to restorecon"); 9243 return false; 9244 } 9245 9246 // Reflect the rename internally 9247 codeFile = afterCodeFile; 9248 resourceFile = afterCodeFile; 9249 9250 // Reflect the rename in scanned details 9251 pkg.codePath = afterCodeFile.getAbsolutePath(); 9252 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9253 pkg.baseCodePath); 9254 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9255 pkg.splitCodePaths); 9256 9257 // Reflect the rename in app info 9258 pkg.applicationInfo.setCodePath(pkg.codePath); 9259 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9260 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9261 pkg.applicationInfo.setResourcePath(pkg.codePath); 9262 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9263 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9264 9265 return true; 9266 } 9267 } 9268 9269 int doPostInstall(int status, int uid) { 9270 if (status != PackageManager.INSTALL_SUCCEEDED) { 9271 cleanUp(); 9272 } 9273 return status; 9274 } 9275 9276 @Override 9277 String getCodePath() { 9278 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9279 } 9280 9281 @Override 9282 String getResourcePath() { 9283 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9284 } 9285 9286 @Override 9287 String getLegacyNativeLibraryPath() { 9288 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9289 } 9290 9291 private boolean cleanUp() { 9292 if (codeFile == null || !codeFile.exists()) { 9293 return false; 9294 } 9295 9296 if (codeFile.isDirectory()) { 9297 FileUtils.deleteContents(codeFile); 9298 } 9299 codeFile.delete(); 9300 9301 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9302 resourceFile.delete(); 9303 } 9304 9305 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9306 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9307 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9308 } 9309 legacyNativeLibraryPath.delete(); 9310 } 9311 9312 return true; 9313 } 9314 9315 void cleanUpResourcesLI() { 9316 // Try enumerating all code paths before deleting 9317 List<String> allCodePaths = Collections.EMPTY_LIST; 9318 if (codeFile != null && codeFile.exists()) { 9319 try { 9320 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9321 allCodePaths = pkg.getAllCodePaths(); 9322 } catch (PackageParserException e) { 9323 // Ignored; we tried our best 9324 } 9325 } 9326 9327 cleanUp(); 9328 9329 if (!allCodePaths.isEmpty()) { 9330 if (instructionSets == null) { 9331 throw new IllegalStateException("instructionSet == null"); 9332 } 9333 9334 for (String codePath : allCodePaths) { 9335 for (String instructionSet : instructionSets) { 9336 int retCode = mInstaller.rmdex(codePath, instructionSet); 9337 if (retCode < 0) { 9338 Slog.w(TAG, "Couldn't remove dex file for package: " 9339 + " at location " + codePath + ", retcode=" + retCode); 9340 // we don't consider this to be a failure of the core package deletion 9341 } 9342 } 9343 } 9344 } 9345 } 9346 9347 boolean doPostDeleteLI(boolean delete) { 9348 // XXX err, shouldn't we respect the delete flag? 9349 cleanUpResourcesLI(); 9350 return true; 9351 } 9352 } 9353 9354 private boolean isAsecExternal(String cid) { 9355 final String asecPath = PackageHelper.getSdFilesystem(cid); 9356 return !asecPath.startsWith(mAsecInternalPath); 9357 } 9358 9359 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9360 PackageManagerException { 9361 if (copyRet < 0) { 9362 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9363 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9364 throw new PackageManagerException(copyRet, message); 9365 } 9366 } 9367 } 9368 9369 /** 9370 * Extract the MountService "container ID" from the full code path of an 9371 * .apk. 9372 */ 9373 static String cidFromCodePath(String fullCodePath) { 9374 int eidx = fullCodePath.lastIndexOf("/"); 9375 String subStr1 = fullCodePath.substring(0, eidx); 9376 int sidx = subStr1.lastIndexOf("/"); 9377 return subStr1.substring(sidx+1, eidx); 9378 } 9379 9380 /** 9381 * Logic to handle installation of ASEC applications, including copying and 9382 * renaming logic. 9383 */ 9384 class AsecInstallArgs extends InstallArgs { 9385 // TODO: teach about handling cluster directories 9386 9387 static final String RES_FILE_NAME = "pkg.apk"; 9388 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9389 9390 String cid; 9391 String packagePath; 9392 String resourcePath; 9393 String legacyNativeLibraryDir; 9394 9395 /** New install */ 9396 AsecInstallArgs(InstallParams params) { 9397 super(params.originFile, params.originStaged, params.observer, params.flags, 9398 params.installerPackageName, params.getManifestDigest(), 9399 params.getUser(), null /* instruction sets */, 9400 params.packageAbiOverride, params.multiArch); 9401 } 9402 9403 /** Existing install */ 9404 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9405 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9406 super(null, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9407 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9408 instructionSets, null, isMultiArch); 9409 // Extract cid from fullCodePath 9410 int eidx = fullCodePath.lastIndexOf("/"); 9411 String subStr1 = fullCodePath.substring(0, eidx); 9412 int sidx = subStr1.lastIndexOf("/"); 9413 cid = subStr1.substring(sidx+1, eidx); 9414 setCachePath(subStr1); 9415 } 9416 9417 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked, 9418 boolean isMultiArch) { 9419 super(null, false, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9420 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9421 instructionSets, null, isMultiArch); 9422 this.cid = cid; 9423 setCachePath(PackageHelper.getSdDir(cid)); 9424 } 9425 9426 /** New install from existing */ 9427 AsecInstallArgs(File originPackageFile, String cid, String[] instructionSets, 9428 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9429 super(originPackageFile, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9430 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9431 instructionSets, null, isMultiArch); 9432 this.cid = cid; 9433 } 9434 9435 void createCopyFile() { 9436 cid = getTempContainerId(); 9437 } 9438 9439 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9440 return imcs.checkExternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9441 abiOverride); 9442 } 9443 9444 private final boolean isExternal() { 9445 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 9446 } 9447 9448 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9449 if (temp) { 9450 createCopyFile(); 9451 } else { 9452 /* 9453 * Pre-emptively destroy the container since it's destroyed if 9454 * copying fails due to it existing anyway. 9455 */ 9456 PackageHelper.destroySdDir(cid); 9457 } 9458 9459 final String newCachePath = imcs.copyPackageToContainer( 9460 originFile.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9461 isFwdLocked(), abiOverride); 9462 9463 if (newCachePath != null) { 9464 setCachePath(newCachePath); 9465 return PackageManager.INSTALL_SUCCEEDED; 9466 } else { 9467 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9468 } 9469 } 9470 9471 @Override 9472 String getCodePath() { 9473 return packagePath; 9474 } 9475 9476 @Override 9477 String getResourcePath() { 9478 return resourcePath; 9479 } 9480 9481 @Override 9482 String getLegacyNativeLibraryPath() { 9483 return legacyNativeLibraryDir; 9484 } 9485 9486 int doPreInstall(int status) { 9487 if (status != PackageManager.INSTALL_SUCCEEDED) { 9488 // Destroy container 9489 PackageHelper.destroySdDir(cid); 9490 } else { 9491 boolean mounted = PackageHelper.isContainerMounted(cid); 9492 if (!mounted) { 9493 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9494 Process.SYSTEM_UID); 9495 if (newCachePath != null) { 9496 setCachePath(newCachePath); 9497 } else { 9498 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9499 } 9500 } 9501 } 9502 return status; 9503 } 9504 9505 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9506 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9507 String newCachePath = null; 9508 if (PackageHelper.isContainerMounted(cid)) { 9509 // Unmount the container 9510 if (!PackageHelper.unMountSdDir(cid)) { 9511 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9512 return false; 9513 } 9514 } 9515 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9516 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9517 " which might be stale. Will try to clean up."); 9518 // Clean up the stale container and proceed to recreate. 9519 if (!PackageHelper.destroySdDir(newCacheId)) { 9520 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9521 return false; 9522 } 9523 // Successfully cleaned up stale container. Try to rename again. 9524 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9525 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9526 + " inspite of cleaning it up."); 9527 return false; 9528 } 9529 } 9530 if (!PackageHelper.isContainerMounted(newCacheId)) { 9531 Slog.w(TAG, "Mounting container " + newCacheId); 9532 newCachePath = PackageHelper.mountSdDir(newCacheId, 9533 getEncryptKey(), Process.SYSTEM_UID); 9534 } else { 9535 newCachePath = PackageHelper.getSdDir(newCacheId); 9536 } 9537 if (newCachePath == null) { 9538 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9539 return false; 9540 } 9541 Log.i(TAG, "Succesfully renamed " + cid + 9542 " to " + newCacheId + 9543 " at new path: " + newCachePath); 9544 cid = newCacheId; 9545 setCachePath(newCachePath); 9546 9547 // TODO: extend to support split APKs 9548 pkg.codePath = getCodePath(); 9549 pkg.baseCodePath = getCodePath(); 9550 pkg.splitCodePaths = null; 9551 9552 pkg.applicationInfo.setCodePath(getCodePath()); 9553 pkg.applicationInfo.setBaseCodePath(getCodePath()); 9554 pkg.applicationInfo.setSplitCodePaths(null); 9555 pkg.applicationInfo.setResourcePath(getResourcePath()); 9556 pkg.applicationInfo.setBaseResourcePath(getResourcePath()); 9557 pkg.applicationInfo.setSplitResourcePaths(null); 9558 9559 return true; 9560 } 9561 9562 private void setCachePath(String newCachePath) { 9563 File cachePath = new File(newCachePath); 9564 legacyNativeLibraryDir = new File(cachePath, LIB_DIR_NAME).getPath(); 9565 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 9566 9567 if (isFwdLocked()) { 9568 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 9569 } else { 9570 resourcePath = packagePath; 9571 } 9572 } 9573 9574 int doPostInstall(int status, int uid) { 9575 if (status != PackageManager.INSTALL_SUCCEEDED) { 9576 cleanUp(); 9577 } else { 9578 final int groupOwner; 9579 final String protectedFile; 9580 if (isFwdLocked()) { 9581 groupOwner = UserHandle.getSharedAppGid(uid); 9582 protectedFile = RES_FILE_NAME; 9583 } else { 9584 groupOwner = -1; 9585 protectedFile = null; 9586 } 9587 9588 if (uid < Process.FIRST_APPLICATION_UID 9589 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9590 Slog.e(TAG, "Failed to finalize " + cid); 9591 PackageHelper.destroySdDir(cid); 9592 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9593 } 9594 9595 boolean mounted = PackageHelper.isContainerMounted(cid); 9596 if (!mounted) { 9597 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9598 } 9599 } 9600 return status; 9601 } 9602 9603 private void cleanUp() { 9604 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9605 9606 // Destroy secure container 9607 PackageHelper.destroySdDir(cid); 9608 } 9609 9610 void cleanUpResourcesLI() { 9611 String sourceFile = getCodePath(); 9612 // Remove dex file 9613 if (instructionSets == null) { 9614 throw new IllegalStateException("instructionSet == null"); 9615 } 9616 for (String instructionSet : instructionSets) { 9617 int retCode = mInstaller.rmdex(sourceFile, instructionSet); 9618 if (retCode < 0) { 9619 Slog.w(TAG, "Couldn't remove dex file for package: " 9620 + " at location " 9621 + sourceFile.toString() + ", retcode=" + retCode); 9622 // we don't consider this to be a failure of the core package deletion 9623 } 9624 } 9625 cleanUp(); 9626 } 9627 9628 boolean matchContainer(String app) { 9629 if (cid.startsWith(app)) { 9630 return true; 9631 } 9632 return false; 9633 } 9634 9635 String getPackageName() { 9636 return getAsecPackageName(cid); 9637 } 9638 9639 boolean doPostDeleteLI(boolean delete) { 9640 boolean ret = false; 9641 boolean mounted = PackageHelper.isContainerMounted(cid); 9642 if (mounted) { 9643 // Unmount first 9644 ret = PackageHelper.unMountSdDir(cid); 9645 } 9646 if (ret && delete) { 9647 cleanUpResourcesLI(); 9648 } 9649 return ret; 9650 } 9651 9652 @Override 9653 int doPreCopy() { 9654 if (isFwdLocked()) { 9655 if (!PackageHelper.fixSdPermissions(cid, 9656 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9657 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9658 } 9659 } 9660 9661 return PackageManager.INSTALL_SUCCEEDED; 9662 } 9663 9664 @Override 9665 int doPostCopy(int uid) { 9666 if (isFwdLocked()) { 9667 if (uid < Process.FIRST_APPLICATION_UID 9668 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9669 RES_FILE_NAME)) { 9670 Slog.e(TAG, "Failed to finalize " + cid); 9671 PackageHelper.destroySdDir(cid); 9672 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9673 } 9674 } 9675 9676 return PackageManager.INSTALL_SUCCEEDED; 9677 } 9678 } 9679 9680 static String getAsecPackageName(String packageCid) { 9681 int idx = packageCid.lastIndexOf("-"); 9682 if (idx == -1) { 9683 return packageCid; 9684 } 9685 return packageCid.substring(0, idx); 9686 } 9687 9688 // Utility method used to create code paths based on package name and available index. 9689 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9690 String idxStr = ""; 9691 int idx = 1; 9692 // Fall back to default value of idx=1 if prefix is not 9693 // part of oldCodePath 9694 if (oldCodePath != null) { 9695 String subStr = oldCodePath; 9696 // Drop the suffix right away 9697 if (suffix != null && subStr.endsWith(suffix)) { 9698 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9699 } 9700 // If oldCodePath already contains prefix find out the 9701 // ending index to either increment or decrement. 9702 int sidx = subStr.lastIndexOf(prefix); 9703 if (sidx != -1) { 9704 subStr = subStr.substring(sidx + prefix.length()); 9705 if (subStr != null) { 9706 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9707 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9708 } 9709 try { 9710 idx = Integer.parseInt(subStr); 9711 if (idx <= 1) { 9712 idx++; 9713 } else { 9714 idx--; 9715 } 9716 } catch(NumberFormatException e) { 9717 } 9718 } 9719 } 9720 } 9721 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9722 return prefix + idxStr; 9723 } 9724 9725 private File getNextCodePath(String packageName) { 9726 int suffix = 1; 9727 File result; 9728 do { 9729 result = new File(mAppInstallDir, packageName + "-" + suffix); 9730 suffix++; 9731 } while (result.exists()); 9732 return result; 9733 } 9734 9735 // Utility method used to ignore ADD/REMOVE events 9736 // by directory observer. 9737 private static boolean ignoreCodePath(String fullPathStr) { 9738 String apkName = deriveCodePathName(fullPathStr); 9739 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9740 if (idx != -1 && ((idx+1) < apkName.length())) { 9741 // Make sure the package ends with a numeral 9742 String version = apkName.substring(idx+1); 9743 try { 9744 Integer.parseInt(version); 9745 return true; 9746 } catch (NumberFormatException e) {} 9747 } 9748 return false; 9749 } 9750 9751 // Utility method that returns the relative package path with respect 9752 // to the installation directory. Like say for /data/data/com.test-1.apk 9753 // string com.test-1 is returned. 9754 static String deriveCodePathName(String codePath) { 9755 if (codePath == null) { 9756 return null; 9757 } 9758 final File codeFile = new File(codePath); 9759 final String name = codeFile.getName(); 9760 if (codeFile.isDirectory()) { 9761 return name; 9762 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9763 final int lastDot = name.lastIndexOf('.'); 9764 return name.substring(0, lastDot); 9765 } else { 9766 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9767 return null; 9768 } 9769 } 9770 9771 class PackageInstalledInfo { 9772 String name; 9773 int uid; 9774 // The set of users that originally had this package installed. 9775 int[] origUsers; 9776 // The set of users that now have this package installed. 9777 int[] newUsers; 9778 PackageParser.Package pkg; 9779 int returnCode; 9780 String returnMsg; 9781 PackageRemovedInfo removedInfo; 9782 9783 public void setError(int code, String msg) { 9784 returnCode = code; 9785 returnMsg = msg; 9786 Slog.w(TAG, msg); 9787 } 9788 9789 public void setError(String msg, PackageParserException e) { 9790 returnCode = e.error; 9791 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9792 Slog.w(TAG, msg, e); 9793 } 9794 9795 public void setError(String msg, PackageManagerException e) { 9796 returnCode = e.error; 9797 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9798 Slog.w(TAG, msg, e); 9799 } 9800 9801 // In some error cases we want to convey more info back to the observer 9802 String origPackage; 9803 String origPermission; 9804 } 9805 9806 /* 9807 * Install a non-existing package. 9808 */ 9809 private void installNewPackageLI(PackageParser.Package pkg, 9810 int parseFlags, int scanMode, UserHandle user, 9811 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9812 // Remember this for later, in case we need to rollback this install 9813 String pkgName = pkg.packageName; 9814 9815 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9816 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9817 synchronized(mPackages) { 9818 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9819 // A package with the same name is already installed, though 9820 // it has been renamed to an older name. The package we 9821 // are trying to install should be installed as an update to 9822 // the existing one, but that has not been requested, so bail. 9823 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9824 + " without first uninstalling package running as " 9825 + mSettings.mRenamedPackages.get(pkgName)); 9826 return; 9827 } 9828 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.codePath)) { 9829 // Don't allow installation over an existing package with the same name. 9830 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9831 + " without first uninstalling."); 9832 return; 9833 } 9834 } 9835 9836 try { 9837 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9838 System.currentTimeMillis(), user, abiOverride); 9839 9840 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9841 // delete the partially installed application. the data directory will have to be 9842 // restored if it was already existing 9843 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9844 // remove package from internal structures. Note that we want deletePackageX to 9845 // delete the package data and cache directories that it created in 9846 // scanPackageLocked, unless those directories existed before we even tried to 9847 // install. 9848 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9849 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9850 res.removedInfo, true); 9851 } 9852 9853 } catch (PackageManagerException e) { 9854 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9855 } 9856 } 9857 9858 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9859 // Upgrade keysets are being used. Determine if new package has a superset of the 9860 // required keys. 9861 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9862 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9863 for (int i = 0; i < upgradeKeySets.length; i++) { 9864 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9865 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9866 return true; 9867 } 9868 } 9869 return false; 9870 } 9871 9872 private void replacePackageLI(PackageParser.Package pkg, 9873 int parseFlags, int scanMode, UserHandle user, 9874 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9875 PackageParser.Package oldPackage; 9876 String pkgName = pkg.packageName; 9877 int[] allUsers; 9878 boolean[] perUserInstalled; 9879 9880 // First find the old package info and check signatures 9881 synchronized(mPackages) { 9882 oldPackage = mPackages.get(pkgName); 9883 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9884 PackageSetting ps = mSettings.mPackages.get(pkgName); 9885 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9886 // default to original signature matching 9887 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9888 != PackageManager.SIGNATURE_MATCH) { 9889 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9890 "New package has a different signature: " + pkgName); 9891 return; 9892 } 9893 } else { 9894 if(!checkUpgradeKeySetLP(ps, pkg)) { 9895 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9896 "New package not signed by keys specified by upgrade-keysets: " 9897 + pkgName); 9898 return; 9899 } 9900 } 9901 9902 // In case of rollback, remember per-user/profile install state 9903 allUsers = sUserManager.getUserIds(); 9904 perUserInstalled = new boolean[allUsers.length]; 9905 for (int i = 0; i < allUsers.length; i++) { 9906 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9907 } 9908 } 9909 9910 boolean sysPkg = (isSystemApp(oldPackage)); 9911 if (sysPkg) { 9912 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9913 user, allUsers, perUserInstalled, installerPackageName, res, 9914 abiOverride); 9915 } else { 9916 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9917 user, allUsers, perUserInstalled, installerPackageName, res, 9918 abiOverride); 9919 } 9920 } 9921 9922 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9923 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9924 int[] allUsers, boolean[] perUserInstalled, 9925 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9926 String pkgName = deletedPackage.packageName; 9927 boolean deletedPkg = true; 9928 boolean updatedSettings = false; 9929 9930 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9931 + deletedPackage); 9932 long origUpdateTime; 9933 if (pkg.mExtras != null) { 9934 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9935 } else { 9936 origUpdateTime = 0; 9937 } 9938 9939 // First delete the existing package while retaining the data directory 9940 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9941 res.removedInfo, true)) { 9942 // If the existing package wasn't successfully deleted 9943 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9944 deletedPkg = false; 9945 } else { 9946 // Successfully deleted the old package. Now proceed with re-installation 9947 deleteCodeCacheDirsLI(pkgName); 9948 try { 9949 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9950 scanMode | SCAN_UPDATE_TIME, System.currentTimeMillis(), user, abiOverride); 9951 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9952 updatedSettings = true; 9953 } catch (PackageManagerException e) { 9954 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9955 } 9956 } 9957 9958 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9959 // remove package from internal structures. Note that we want deletePackageX to 9960 // delete the package data and cache directories that it created in 9961 // scanPackageLocked, unless those directories existed before we even tried to 9962 // install. 9963 if(updatedSettings) { 9964 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9965 deletePackageLI( 9966 pkgName, null, true, allUsers, perUserInstalled, 9967 PackageManager.DELETE_KEEP_DATA, 9968 res.removedInfo, true); 9969 } 9970 // Since we failed to install the new package we need to restore the old 9971 // package that we deleted. 9972 if (deletedPkg) { 9973 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9974 File restoreFile = new File(deletedPackage.codePath); 9975 // Parse old package 9976 boolean oldOnSd = isExternal(deletedPackage); 9977 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9978 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9979 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9980 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9981 | SCAN_UPDATE_TIME; 9982 try { 9983 scanPackageLI(restoreFile, oldParseFlags, oldScanMode, origUpdateTime, null, 9984 null); 9985 } catch (PackageManagerException e) { 9986 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9987 + e.getMessage()); 9988 return; 9989 } 9990 // Restore of old package succeeded. Update permissions. 9991 // writer 9992 synchronized (mPackages) { 9993 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9994 UPDATE_PERMISSIONS_ALL); 9995 // can downgrade to reader 9996 mSettings.writeLPr(); 9997 } 9998 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9999 } 10000 } 10001 } 10002 10003 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10004 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10005 int[] allUsers, boolean[] perUserInstalled, 10006 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 10007 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10008 + ", old=" + deletedPackage); 10009 boolean updatedSettings = false; 10010 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 10011 PackageParser.PARSE_IS_SYSTEM; 10012 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10013 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10014 } 10015 String packageName = deletedPackage.packageName; 10016 if (packageName == null) { 10017 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10018 "Attempt to delete null packageName."); 10019 return; 10020 } 10021 PackageParser.Package oldPkg; 10022 PackageSetting oldPkgSetting; 10023 // reader 10024 synchronized (mPackages) { 10025 oldPkg = mPackages.get(packageName); 10026 oldPkgSetting = mSettings.mPackages.get(packageName); 10027 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10028 (oldPkgSetting == null)) { 10029 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10030 "Couldn't find package:" + packageName + " information"); 10031 return; 10032 } 10033 } 10034 10035 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10036 10037 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10038 res.removedInfo.removedPackage = packageName; 10039 // Remove existing system package 10040 removePackageLI(oldPkgSetting, true); 10041 // writer 10042 synchronized (mPackages) { 10043 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10044 // We didn't need to disable the .apk as a current system package, 10045 // which means we are replacing another update that is already 10046 // installed. We need to make sure to delete the older one's .apk. 10047 res.removedInfo.args = createInstallArgsForExisting(0, 10048 deletedPackage.applicationInfo.getCodePath(), 10049 deletedPackage.applicationInfo.getResourcePath(), 10050 deletedPackage.applicationInfo.nativeLibraryRootDir, 10051 getAppDexInstructionSets(deletedPackage.applicationInfo), 10052 isMultiArch(deletedPackage.applicationInfo)); 10053 } else { 10054 res.removedInfo.args = null; 10055 } 10056 } 10057 10058 // Successfully disabled the old package. Now proceed with re-installation 10059 deleteCodeCacheDirsLI(packageName); 10060 10061 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10062 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10063 10064 PackageParser.Package newPackage = null; 10065 try { 10066 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user, abiOverride); 10067 if (newPackage.mExtras != null) { 10068 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10069 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10070 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10071 10072 // is the update attempting to change shared user? that isn't going to work... 10073 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10074 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10075 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10076 + " to " + newPkgSetting.sharedUser); 10077 updatedSettings = true; 10078 } 10079 } 10080 10081 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10082 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10083 updatedSettings = true; 10084 } 10085 10086 } catch (PackageManagerException e) { 10087 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10088 } 10089 10090 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10091 // Re installation failed. Restore old information 10092 // Remove new pkg information 10093 if (newPackage != null) { 10094 removeInstalledPackageLI(newPackage, true); 10095 } 10096 // Add back the old system package 10097 try { 10098 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user, 10099 null); 10100 } catch (PackageManagerException e) { 10101 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10102 } 10103 // Restore the old system information in Settings 10104 synchronized(mPackages) { 10105 if (updatedSettings) { 10106 mSettings.enableSystemPackageLPw(packageName); 10107 mSettings.setInstallerPackageName(packageName, 10108 oldPkgSetting.installerPackageName); 10109 } 10110 mSettings.writeLPr(); 10111 } 10112 } 10113 } 10114 10115 // Utility method used to move dex files during install. 10116 private int moveDexFilesLI(String oldCodePath, PackageParser.Package newPackage) { 10117 // TODO: extend to move split APK dex files 10118 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 10119 final String[] instructionSets = getAppDexInstructionSets(newPackage.applicationInfo); 10120 for (String instructionSet : instructionSets) { 10121 int retCode = mInstaller.movedex(oldCodePath, newPackage.baseCodePath, 10122 instructionSet); 10123 if (retCode != 0) { 10124 /* 10125 * Programs may be lazily run through dexopt, so the 10126 * source may not exist. However, something seems to 10127 * have gone wrong, so note that dexopt needs to be 10128 * run again and remove the source file. In addition, 10129 * remove the target to make sure there isn't a stale 10130 * file from a previous version of the package. 10131 */ 10132 newPackage.mDexOptPerformed.clear(); 10133 mInstaller.rmdex(oldCodePath, instructionSet); 10134 mInstaller.rmdex(newPackage.baseCodePath, instructionSet); 10135 } 10136 } 10137 } 10138 return PackageManager.INSTALL_SUCCEEDED; 10139 } 10140 10141 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10142 int[] allUsers, boolean[] perUserInstalled, 10143 PackageInstalledInfo res) { 10144 String pkgName = newPackage.packageName; 10145 synchronized (mPackages) { 10146 //write settings. the installStatus will be incomplete at this stage. 10147 //note that the new package setting would have already been 10148 //added to mPackages. It hasn't been persisted yet. 10149 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10150 mSettings.writeLPr(); 10151 } 10152 10153 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10154 10155 synchronized (mPackages) { 10156 updatePermissionsLPw(newPackage.packageName, newPackage, 10157 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10158 ? UPDATE_PERMISSIONS_ALL : 0)); 10159 // For system-bundled packages, we assume that installing an upgraded version 10160 // of the package implies that the user actually wants to run that new code, 10161 // so we enable the package. 10162 if (isSystemApp(newPackage)) { 10163 // NB: implicit assumption that system package upgrades apply to all users 10164 if (DEBUG_INSTALL) { 10165 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10166 } 10167 PackageSetting ps = mSettings.mPackages.get(pkgName); 10168 if (ps != null) { 10169 if (res.origUsers != null) { 10170 for (int userHandle : res.origUsers) { 10171 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10172 userHandle, installerPackageName); 10173 } 10174 } 10175 // Also convey the prior install/uninstall state 10176 if (allUsers != null && perUserInstalled != null) { 10177 for (int i = 0; i < allUsers.length; i++) { 10178 if (DEBUG_INSTALL) { 10179 Slog.d(TAG, " user " + allUsers[i] 10180 + " => " + perUserInstalled[i]); 10181 } 10182 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10183 } 10184 // these install state changes will be persisted in the 10185 // upcoming call to mSettings.writeLPr(). 10186 } 10187 } 10188 } 10189 res.name = pkgName; 10190 res.uid = newPackage.applicationInfo.uid; 10191 res.pkg = newPackage; 10192 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10193 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10194 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10195 //to update install status 10196 mSettings.writeLPr(); 10197 } 10198 } 10199 10200 private void installPackageLI(InstallArgs args, boolean newInstall, PackageInstalledInfo res) { 10201 int pFlags = args.flags; 10202 String installerPackageName = args.installerPackageName; 10203 File tmpPackageFile = new File(args.getCodePath()); 10204 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10205 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10206 boolean replace = false; 10207 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 10208 | (newInstall ? SCAN_NEW_INSTALL : 0); 10209 // Result object to be returned 10210 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10211 10212 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10213 // Retrieve PackageSettings and parse package 10214 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10215 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10216 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10217 PackageParser pp = new PackageParser(); 10218 pp.setSeparateProcesses(mSeparateProcesses); 10219 pp.setDisplayMetrics(mMetrics); 10220 10221 final PackageParser.Package pkg; 10222 try { 10223 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10224 } catch (PackageParserException e) { 10225 res.setError("Failed parse during installPackageLI", e); 10226 return; 10227 } 10228 10229 String pkgName = res.name = pkg.packageName; 10230 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10231 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 10232 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10233 return; 10234 } 10235 } 10236 10237 try { 10238 pp.collectCertificates(pkg, parseFlags); 10239 pp.collectManifestDigest(pkg); 10240 } catch (PackageParserException e) { 10241 res.setError("Failed collect during installPackageLI", e); 10242 return; 10243 } 10244 10245 /* If the installer passed in a manifest digest, compare it now. */ 10246 if (args.manifestDigest != null) { 10247 if (DEBUG_INSTALL) { 10248 final String parsedManifest = pkg.manifestDigest == null ? "null" 10249 : pkg.manifestDigest.toString(); 10250 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10251 + parsedManifest); 10252 } 10253 10254 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10255 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10256 return; 10257 } 10258 } else if (DEBUG_INSTALL) { 10259 final String parsedManifest = pkg.manifestDigest == null 10260 ? "null" : pkg.manifestDigest.toString(); 10261 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10262 } 10263 10264 // Get rid of all references to package scan path via parser. 10265 pp = null; 10266 String oldCodePath = null; 10267 boolean systemApp = false; 10268 synchronized (mPackages) { 10269 // Check whether the newly-scanned package wants to define an already-defined perm 10270 int N = pkg.permissions.size(); 10271 for (int i = N-1; i >= 0; i--) { 10272 PackageParser.Permission perm = pkg.permissions.get(i); 10273 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10274 if (bp != null) { 10275 // If the defining package is signed with our cert, it's okay. This 10276 // also includes the "updating the same package" case, of course. 10277 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10278 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10279 // If the owning package is the system itself, we log but allow 10280 // install to proceed; we fail the install on all other permission 10281 // redefinitions. 10282 if (!bp.sourcePackage.equals("android")) { 10283 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10284 + pkg.packageName + " attempting to redeclare permission " 10285 + perm.info.name + " already owned by " + bp.sourcePackage); 10286 res.origPermission = perm.info.name; 10287 res.origPackage = bp.sourcePackage; 10288 return; 10289 } else { 10290 Slog.w(TAG, "Package " + pkg.packageName 10291 + " attempting to redeclare system permission " 10292 + perm.info.name + "; ignoring new declaration"); 10293 pkg.permissions.remove(i); 10294 } 10295 } 10296 } 10297 } 10298 10299 // Check if installing already existing package 10300 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10301 String oldName = mSettings.mRenamedPackages.get(pkgName); 10302 if (pkg.mOriginalPackages != null 10303 && pkg.mOriginalPackages.contains(oldName) 10304 && mPackages.containsKey(oldName)) { 10305 // This package is derived from an original package, 10306 // and this device has been updating from that original 10307 // name. We must continue using the original name, so 10308 // rename the new package here. 10309 pkg.setPackageName(oldName); 10310 pkgName = pkg.packageName; 10311 replace = true; 10312 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10313 + oldName + " pkgName=" + pkgName); 10314 } else if (mPackages.containsKey(pkgName)) { 10315 // This package, under its official name, already exists 10316 // on the device; we should replace it. 10317 replace = true; 10318 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10319 } 10320 } 10321 PackageSetting ps = mSettings.mPackages.get(pkgName); 10322 if (ps != null) { 10323 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10324 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10325 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10326 systemApp = (ps.pkg.applicationInfo.flags & 10327 ApplicationInfo.FLAG_SYSTEM) != 0; 10328 } 10329 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10330 } 10331 } 10332 10333 if (systemApp && onSd) { 10334 // Disable updates to system apps on sdcard 10335 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10336 "Cannot install updates to system apps on sdcard"); 10337 return; 10338 } 10339 10340 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10341 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10342 return; 10343 } 10344 10345 if (replace) { 10346 replacePackageLI(pkg, parseFlags, scanMode, args.user, 10347 installerPackageName, res, args.abiOverride); 10348 } else { 10349 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 10350 installerPackageName, res, args.abiOverride); 10351 } 10352 synchronized (mPackages) { 10353 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10354 if (ps != null) { 10355 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10356 } 10357 } 10358 } 10359 10360 private static boolean isForwardLocked(PackageParser.Package pkg) { 10361 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10362 } 10363 10364 private static boolean isForwardLocked(ApplicationInfo info) { 10365 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10366 } 10367 10368 private boolean isForwardLocked(PackageSetting ps) { 10369 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10370 } 10371 10372 private static boolean isMultiArch(PackageSetting ps) { 10373 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10374 } 10375 10376 private static boolean isMultiArch(ApplicationInfo info) { 10377 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10378 } 10379 10380 private static boolean isExternal(PackageParser.Package pkg) { 10381 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10382 } 10383 10384 private static boolean isExternal(PackageSetting ps) { 10385 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10386 } 10387 10388 private static boolean isExternal(ApplicationInfo info) { 10389 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10390 } 10391 10392 private static boolean isSystemApp(PackageParser.Package pkg) { 10393 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10394 } 10395 10396 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10397 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10398 } 10399 10400 private static boolean isSystemApp(ApplicationInfo info) { 10401 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10402 } 10403 10404 private static boolean isSystemApp(PackageSetting ps) { 10405 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10406 } 10407 10408 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10409 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10410 } 10411 10412 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10413 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10414 } 10415 10416 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10417 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10418 } 10419 10420 private int packageFlagsToInstallFlags(PackageSetting ps) { 10421 int installFlags = 0; 10422 if (isExternal(ps)) { 10423 installFlags |= PackageManager.INSTALL_EXTERNAL; 10424 } 10425 if (isForwardLocked(ps)) { 10426 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10427 } 10428 return installFlags; 10429 } 10430 10431 private void deleteTempPackageFiles() { 10432 final FilenameFilter filter = new FilenameFilter() { 10433 public boolean accept(File dir, String name) { 10434 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10435 } 10436 }; 10437 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10438 file.delete(); 10439 } 10440 } 10441 10442 @Override 10443 public void deletePackageAsUser(final String packageName, 10444 final IPackageDeleteObserver observer, 10445 final int userId, final int flags) { 10446 mContext.enforceCallingOrSelfPermission( 10447 android.Manifest.permission.DELETE_PACKAGES, null); 10448 final int uid = Binder.getCallingUid(); 10449 if (UserHandle.getUserId(uid) != userId) { 10450 mContext.enforceCallingPermission( 10451 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10452 "deletePackage for user " + userId); 10453 } 10454 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10455 try { 10456 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 10457 } catch (RemoteException re) { 10458 } 10459 return; 10460 } 10461 10462 boolean uninstallBlocked = false; 10463 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10464 int[] users = sUserManager.getUserIds(); 10465 for (int i = 0; i < users.length; ++i) { 10466 if (getBlockUninstallForUser(packageName, users[i])) { 10467 uninstallBlocked = true; 10468 break; 10469 } 10470 } 10471 } else { 10472 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10473 } 10474 if (uninstallBlocked) { 10475 try { 10476 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED); 10477 } catch (RemoteException re) { 10478 } 10479 return; 10480 } 10481 10482 if (DEBUG_REMOVE) { 10483 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10484 } 10485 // Queue up an async operation since the package deletion may take a little while. 10486 mHandler.post(new Runnable() { 10487 public void run() { 10488 mHandler.removeCallbacks(this); 10489 final int returnCode = deletePackageX(packageName, userId, flags); 10490 if (observer != null) { 10491 try { 10492 observer.packageDeleted(packageName, returnCode); 10493 } catch (RemoteException e) { 10494 Log.i(TAG, "Observer no longer exists."); 10495 } //end catch 10496 } //end if 10497 } //end run 10498 }); 10499 } 10500 10501 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10502 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10503 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10504 try { 10505 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10506 || dpm.isDeviceOwner(packageName))) { 10507 return true; 10508 } 10509 } catch (RemoteException e) { 10510 } 10511 return false; 10512 } 10513 10514 /** 10515 * This method is an internal method that could be get invoked either 10516 * to delete an installed package or to clean up a failed installation. 10517 * After deleting an installed package, a broadcast is sent to notify any 10518 * listeners that the package has been installed. For cleaning up a failed 10519 * installation, the broadcast is not necessary since the package's 10520 * installation wouldn't have sent the initial broadcast either 10521 * The key steps in deleting a package are 10522 * deleting the package information in internal structures like mPackages, 10523 * deleting the packages base directories through installd 10524 * updating mSettings to reflect current status 10525 * persisting settings for later use 10526 * sending a broadcast if necessary 10527 */ 10528 private int deletePackageX(String packageName, int userId, int flags) { 10529 final PackageRemovedInfo info = new PackageRemovedInfo(); 10530 final boolean res; 10531 10532 if (isPackageDeviceAdmin(packageName, userId)) { 10533 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10534 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10535 } 10536 10537 boolean removedForAllUsers = false; 10538 boolean systemUpdate = false; 10539 10540 // for the uninstall-updates case and restricted profiles, remember the per- 10541 // userhandle installed state 10542 int[] allUsers; 10543 boolean[] perUserInstalled; 10544 synchronized (mPackages) { 10545 PackageSetting ps = mSettings.mPackages.get(packageName); 10546 allUsers = sUserManager.getUserIds(); 10547 perUserInstalled = new boolean[allUsers.length]; 10548 for (int i = 0; i < allUsers.length; i++) { 10549 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10550 } 10551 } 10552 10553 synchronized (mInstallLock) { 10554 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10555 res = deletePackageLI(packageName, 10556 (flags & PackageManager.DELETE_ALL_USERS) != 0 10557 ? UserHandle.ALL : new UserHandle(userId), 10558 true, allUsers, perUserInstalled, 10559 flags | REMOVE_CHATTY, info, true); 10560 systemUpdate = info.isRemovedPackageSystemUpdate; 10561 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10562 removedForAllUsers = true; 10563 } 10564 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10565 + " removedForAllUsers=" + removedForAllUsers); 10566 } 10567 10568 if (res) { 10569 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10570 10571 // If the removed package was a system update, the old system package 10572 // was re-enabled; we need to broadcast this information 10573 if (systemUpdate) { 10574 Bundle extras = new Bundle(1); 10575 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10576 ? info.removedAppId : info.uid); 10577 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10578 10579 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10580 extras, null, null, null); 10581 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10582 extras, null, null, null); 10583 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10584 null, packageName, null, null); 10585 } 10586 } 10587 // Force a gc here. 10588 Runtime.getRuntime().gc(); 10589 // Delete the resources here after sending the broadcast to let 10590 // other processes clean up before deleting resources. 10591 if (info.args != null) { 10592 synchronized (mInstallLock) { 10593 info.args.doPostDeleteLI(true); 10594 } 10595 } 10596 10597 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10598 } 10599 10600 static class PackageRemovedInfo { 10601 String removedPackage; 10602 int uid = -1; 10603 int removedAppId = -1; 10604 int[] removedUsers = null; 10605 boolean isRemovedPackageSystemUpdate = false; 10606 // Clean up resources deleted packages. 10607 InstallArgs args = null; 10608 10609 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10610 Bundle extras = new Bundle(1); 10611 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10612 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10613 if (replacing) { 10614 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10615 } 10616 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10617 if (removedPackage != null) { 10618 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10619 extras, null, null, removedUsers); 10620 if (fullRemove && !replacing) { 10621 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10622 extras, null, null, removedUsers); 10623 } 10624 } 10625 if (removedAppId >= 0) { 10626 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10627 removedUsers); 10628 } 10629 } 10630 } 10631 10632 /* 10633 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10634 * flag is not set, the data directory is removed as well. 10635 * make sure this flag is set for partially installed apps. If not its meaningless to 10636 * delete a partially installed application. 10637 */ 10638 private void removePackageDataLI(PackageSetting ps, 10639 int[] allUserHandles, boolean[] perUserInstalled, 10640 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10641 String packageName = ps.name; 10642 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10643 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10644 // Retrieve object to delete permissions for shared user later on 10645 final PackageSetting deletedPs; 10646 // reader 10647 synchronized (mPackages) { 10648 deletedPs = mSettings.mPackages.get(packageName); 10649 if (outInfo != null) { 10650 outInfo.removedPackage = packageName; 10651 outInfo.removedUsers = deletedPs != null 10652 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10653 : null; 10654 } 10655 } 10656 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10657 removeDataDirsLI(packageName); 10658 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10659 } 10660 // writer 10661 synchronized (mPackages) { 10662 if (deletedPs != null) { 10663 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10664 if (outInfo != null) { 10665 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10666 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10667 } 10668 if (deletedPs != null) { 10669 updatePermissionsLPw(deletedPs.name, null, 0); 10670 if (deletedPs.sharedUser != null) { 10671 // remove permissions associated with package 10672 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10673 } 10674 } 10675 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10676 } 10677 // make sure to preserve per-user disabled state if this removal was just 10678 // a downgrade of a system app to the factory package 10679 if (allUserHandles != null && perUserInstalled != null) { 10680 if (DEBUG_REMOVE) { 10681 Slog.d(TAG, "Propagating install state across downgrade"); 10682 } 10683 for (int i = 0; i < allUserHandles.length; i++) { 10684 if (DEBUG_REMOVE) { 10685 Slog.d(TAG, " user " + allUserHandles[i] 10686 + " => " + perUserInstalled[i]); 10687 } 10688 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10689 } 10690 } 10691 } 10692 // can downgrade to reader 10693 if (writeSettings) { 10694 // Save settings now 10695 mSettings.writeLPr(); 10696 } 10697 } 10698 if (outInfo != null) { 10699 // A user ID was deleted here. Go through all users and remove it 10700 // from KeyStore. 10701 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10702 } 10703 } 10704 10705 static boolean locationIsPrivileged(File path) { 10706 try { 10707 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10708 .getCanonicalPath(); 10709 return path.getCanonicalPath().startsWith(privilegedAppDir); 10710 } catch (IOException e) { 10711 Slog.e(TAG, "Unable to access code path " + path); 10712 } 10713 return false; 10714 } 10715 10716 /* 10717 * Tries to delete system package. 10718 */ 10719 private boolean deleteSystemPackageLI(PackageSetting newPs, 10720 int[] allUserHandles, boolean[] perUserInstalled, 10721 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10722 final boolean applyUserRestrictions 10723 = (allUserHandles != null) && (perUserInstalled != null); 10724 PackageSetting disabledPs = null; 10725 // Confirm if the system package has been updated 10726 // An updated system app can be deleted. This will also have to restore 10727 // the system pkg from system partition 10728 // reader 10729 synchronized (mPackages) { 10730 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10731 } 10732 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10733 + " disabledPs=" + disabledPs); 10734 if (disabledPs == null) { 10735 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10736 return false; 10737 } else if (DEBUG_REMOVE) { 10738 Slog.d(TAG, "Deleting system pkg from data partition"); 10739 } 10740 if (DEBUG_REMOVE) { 10741 if (applyUserRestrictions) { 10742 Slog.d(TAG, "Remembering install states:"); 10743 for (int i = 0; i < allUserHandles.length; i++) { 10744 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10745 } 10746 } 10747 } 10748 // Delete the updated package 10749 outInfo.isRemovedPackageSystemUpdate = true; 10750 if (disabledPs.versionCode < newPs.versionCode) { 10751 // Delete data for downgrades 10752 flags &= ~PackageManager.DELETE_KEEP_DATA; 10753 } else { 10754 // Preserve data by setting flag 10755 flags |= PackageManager.DELETE_KEEP_DATA; 10756 } 10757 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10758 allUserHandles, perUserInstalled, outInfo, writeSettings); 10759 if (!ret) { 10760 return false; 10761 } 10762 // writer 10763 synchronized (mPackages) { 10764 // Reinstate the old system package 10765 mSettings.enableSystemPackageLPw(newPs.name); 10766 // Remove any native libraries from the upgraded package. 10767 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10768 } 10769 // Install the system package 10770 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10771 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10772 if (locationIsPrivileged(disabledPs.codePath)) { 10773 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10774 } 10775 10776 final PackageParser.Package newPkg; 10777 try { 10778 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, 10779 null, null); 10780 } catch (PackageManagerException e) { 10781 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10782 return false; 10783 } 10784 10785 // writer 10786 synchronized (mPackages) { 10787 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10788 setBundledAppAbisAndRoots(newPkg, ps); 10789 updatePermissionsLPw(newPkg.packageName, newPkg, 10790 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10791 if (applyUserRestrictions) { 10792 if (DEBUG_REMOVE) { 10793 Slog.d(TAG, "Propagating install state across reinstall"); 10794 } 10795 for (int i = 0; i < allUserHandles.length; i++) { 10796 if (DEBUG_REMOVE) { 10797 Slog.d(TAG, " user " + allUserHandles[i] 10798 + " => " + perUserInstalled[i]); 10799 } 10800 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10801 } 10802 // Regardless of writeSettings we need to ensure that this restriction 10803 // state propagation is persisted 10804 mSettings.writeAllUsersPackageRestrictionsLPr(); 10805 } 10806 // can downgrade to reader here 10807 if (writeSettings) { 10808 mSettings.writeLPr(); 10809 } 10810 } 10811 return true; 10812 } 10813 10814 private boolean deleteInstalledPackageLI(PackageSetting ps, 10815 boolean deleteCodeAndResources, int flags, 10816 int[] allUserHandles, boolean[] perUserInstalled, 10817 PackageRemovedInfo outInfo, boolean writeSettings) { 10818 if (outInfo != null) { 10819 outInfo.uid = ps.appId; 10820 } 10821 10822 // Delete package data from internal structures and also remove data if flag is set 10823 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10824 10825 // Delete application code and resources 10826 if (deleteCodeAndResources && (outInfo != null)) { 10827 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10828 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10829 getAppDexInstructionSets(ps), isMultiArch(ps)); 10830 } 10831 return true; 10832 } 10833 10834 @Override 10835 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10836 int userId) { 10837 mContext.enforceCallingOrSelfPermission( 10838 android.Manifest.permission.DELETE_PACKAGES, null); 10839 synchronized (mPackages) { 10840 PackageSetting ps = mSettings.mPackages.get(packageName); 10841 if (ps == null) { 10842 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10843 return false; 10844 } 10845 if (!ps.getInstalled(userId)) { 10846 // Can't block uninstall for an app that is not installed or enabled. 10847 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10848 return false; 10849 } 10850 ps.setBlockUninstall(blockUninstall, userId); 10851 mSettings.writePackageRestrictionsLPr(userId); 10852 } 10853 return true; 10854 } 10855 10856 @Override 10857 public boolean getBlockUninstallForUser(String packageName, int userId) { 10858 synchronized (mPackages) { 10859 PackageSetting ps = mSettings.mPackages.get(packageName); 10860 if (ps == null) { 10861 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10862 return false; 10863 } 10864 return ps.getBlockUninstall(userId); 10865 } 10866 } 10867 10868 /* 10869 * This method handles package deletion in general 10870 */ 10871 private boolean deletePackageLI(String packageName, UserHandle user, 10872 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10873 int flags, PackageRemovedInfo outInfo, 10874 boolean writeSettings) { 10875 if (packageName == null) { 10876 Slog.w(TAG, "Attempt to delete null packageName."); 10877 return false; 10878 } 10879 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10880 PackageSetting ps; 10881 boolean dataOnly = false; 10882 int removeUser = -1; 10883 int appId = -1; 10884 synchronized (mPackages) { 10885 ps = mSettings.mPackages.get(packageName); 10886 if (ps == null) { 10887 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10888 return false; 10889 } 10890 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10891 && user.getIdentifier() != UserHandle.USER_ALL) { 10892 // The caller is asking that the package only be deleted for a single 10893 // user. To do this, we just mark its uninstalled state and delete 10894 // its data. If this is a system app, we only allow this to happen if 10895 // they have set the special DELETE_SYSTEM_APP which requests different 10896 // semantics than normal for uninstalling system apps. 10897 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10898 ps.setUserState(user.getIdentifier(), 10899 COMPONENT_ENABLED_STATE_DEFAULT, 10900 false, //installed 10901 true, //stopped 10902 true, //notLaunched 10903 false, //hidden 10904 null, null, null, 10905 false // blockUninstall 10906 ); 10907 if (!isSystemApp(ps)) { 10908 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10909 // Other user still have this package installed, so all 10910 // we need to do is clear this user's data and save that 10911 // it is uninstalled. 10912 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10913 removeUser = user.getIdentifier(); 10914 appId = ps.appId; 10915 mSettings.writePackageRestrictionsLPr(removeUser); 10916 } else { 10917 // We need to set it back to 'installed' so the uninstall 10918 // broadcasts will be sent correctly. 10919 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10920 ps.setInstalled(true, user.getIdentifier()); 10921 } 10922 } else { 10923 // This is a system app, so we assume that the 10924 // other users still have this package installed, so all 10925 // we need to do is clear this user's data and save that 10926 // it is uninstalled. 10927 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10928 removeUser = user.getIdentifier(); 10929 appId = ps.appId; 10930 mSettings.writePackageRestrictionsLPr(removeUser); 10931 } 10932 } 10933 } 10934 10935 if (removeUser >= 0) { 10936 // From above, we determined that we are deleting this only 10937 // for a single user. Continue the work here. 10938 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10939 if (outInfo != null) { 10940 outInfo.removedPackage = packageName; 10941 outInfo.removedAppId = appId; 10942 outInfo.removedUsers = new int[] {removeUser}; 10943 } 10944 mInstaller.clearUserData(packageName, removeUser); 10945 removeKeystoreDataIfNeeded(removeUser, appId); 10946 schedulePackageCleaning(packageName, removeUser, false); 10947 return true; 10948 } 10949 10950 if (dataOnly) { 10951 // Delete application data first 10952 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10953 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10954 return true; 10955 } 10956 10957 boolean ret = false; 10958 if (isSystemApp(ps)) { 10959 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10960 // When an updated system application is deleted we delete the existing resources as well and 10961 // fall back to existing code in system partition 10962 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10963 flags, outInfo, writeSettings); 10964 } else { 10965 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10966 // Kill application pre-emptively especially for apps on sd. 10967 killApplication(packageName, ps.appId, "uninstall pkg"); 10968 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10969 allUserHandles, perUserInstalled, 10970 outInfo, writeSettings); 10971 } 10972 10973 return ret; 10974 } 10975 10976 private final class ClearStorageConnection implements ServiceConnection { 10977 IMediaContainerService mContainerService; 10978 10979 @Override 10980 public void onServiceConnected(ComponentName name, IBinder service) { 10981 synchronized (this) { 10982 mContainerService = IMediaContainerService.Stub.asInterface(service); 10983 notifyAll(); 10984 } 10985 } 10986 10987 @Override 10988 public void onServiceDisconnected(ComponentName name) { 10989 } 10990 } 10991 10992 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10993 final boolean mounted; 10994 if (Environment.isExternalStorageEmulated()) { 10995 mounted = true; 10996 } else { 10997 final String status = Environment.getExternalStorageState(); 10998 10999 mounted = status.equals(Environment.MEDIA_MOUNTED) 11000 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11001 } 11002 11003 if (!mounted) { 11004 return; 11005 } 11006 11007 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11008 int[] users; 11009 if (userId == UserHandle.USER_ALL) { 11010 users = sUserManager.getUserIds(); 11011 } else { 11012 users = new int[] { userId }; 11013 } 11014 final ClearStorageConnection conn = new ClearStorageConnection(); 11015 if (mContext.bindServiceAsUser( 11016 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11017 try { 11018 for (int curUser : users) { 11019 long timeout = SystemClock.uptimeMillis() + 5000; 11020 synchronized (conn) { 11021 long now = SystemClock.uptimeMillis(); 11022 while (conn.mContainerService == null && now < timeout) { 11023 try { 11024 conn.wait(timeout - now); 11025 } catch (InterruptedException e) { 11026 } 11027 } 11028 } 11029 if (conn.mContainerService == null) { 11030 return; 11031 } 11032 11033 final UserEnvironment userEnv = new UserEnvironment(curUser); 11034 clearDirectory(conn.mContainerService, 11035 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11036 if (allData) { 11037 clearDirectory(conn.mContainerService, 11038 userEnv.buildExternalStorageAppDataDirs(packageName)); 11039 clearDirectory(conn.mContainerService, 11040 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11041 } 11042 } 11043 } finally { 11044 mContext.unbindService(conn); 11045 } 11046 } 11047 } 11048 11049 @Override 11050 public void clearApplicationUserData(final String packageName, 11051 final IPackageDataObserver observer, final int userId) { 11052 mContext.enforceCallingOrSelfPermission( 11053 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11054 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11055 // Queue up an async operation since the package deletion may take a little while. 11056 mHandler.post(new Runnable() { 11057 public void run() { 11058 mHandler.removeCallbacks(this); 11059 final boolean succeeded; 11060 synchronized (mInstallLock) { 11061 succeeded = clearApplicationUserDataLI(packageName, userId); 11062 } 11063 clearExternalStorageDataSync(packageName, userId, true); 11064 if (succeeded) { 11065 // invoke DeviceStorageMonitor's update method to clear any notifications 11066 DeviceStorageMonitorInternal 11067 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11068 if (dsm != null) { 11069 dsm.checkMemory(); 11070 } 11071 } 11072 if(observer != null) { 11073 try { 11074 observer.onRemoveCompleted(packageName, succeeded); 11075 } catch (RemoteException e) { 11076 Log.i(TAG, "Observer no longer exists."); 11077 } 11078 } //end if observer 11079 } //end run 11080 }); 11081 } 11082 11083 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11084 if (packageName == null) { 11085 Slog.w(TAG, "Attempt to delete null packageName."); 11086 return false; 11087 } 11088 PackageParser.Package p; 11089 boolean dataOnly = false; 11090 final int appId; 11091 synchronized (mPackages) { 11092 p = mPackages.get(packageName); 11093 if (p == null) { 11094 dataOnly = true; 11095 PackageSetting ps = mSettings.mPackages.get(packageName); 11096 if ((ps == null) || (ps.pkg == null)) { 11097 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11098 return false; 11099 } 11100 p = ps.pkg; 11101 } 11102 if (!dataOnly) { 11103 // need to check this only for fully installed applications 11104 if (p == null) { 11105 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11106 return false; 11107 } 11108 final ApplicationInfo applicationInfo = p.applicationInfo; 11109 if (applicationInfo == null) { 11110 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11111 return false; 11112 } 11113 } 11114 if (p != null && p.applicationInfo != null) { 11115 appId = p.applicationInfo.uid; 11116 } else { 11117 appId = -1; 11118 } 11119 } 11120 int retCode = mInstaller.clearUserData(packageName, userId); 11121 if (retCode < 0) { 11122 Slog.w(TAG, "Couldn't remove cache files for package: " 11123 + packageName); 11124 return false; 11125 } 11126 removeKeystoreDataIfNeeded(userId, appId); 11127 return true; 11128 } 11129 11130 /** 11131 * Remove entries from the keystore daemon. Will only remove it if the 11132 * {@code appId} is valid. 11133 */ 11134 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11135 if (appId < 0) { 11136 return; 11137 } 11138 11139 final KeyStore keyStore = KeyStore.getInstance(); 11140 if (keyStore != null) { 11141 if (userId == UserHandle.USER_ALL) { 11142 for (final int individual : sUserManager.getUserIds()) { 11143 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11144 } 11145 } else { 11146 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11147 } 11148 } else { 11149 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11150 } 11151 } 11152 11153 @Override 11154 public void deleteApplicationCacheFiles(final String packageName, 11155 final IPackageDataObserver observer) { 11156 mContext.enforceCallingOrSelfPermission( 11157 android.Manifest.permission.DELETE_CACHE_FILES, null); 11158 // Queue up an async operation since the package deletion may take a little while. 11159 final int userId = UserHandle.getCallingUserId(); 11160 mHandler.post(new Runnable() { 11161 public void run() { 11162 mHandler.removeCallbacks(this); 11163 final boolean succeded; 11164 synchronized (mInstallLock) { 11165 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11166 } 11167 clearExternalStorageDataSync(packageName, userId, false); 11168 if(observer != null) { 11169 try { 11170 observer.onRemoveCompleted(packageName, succeded); 11171 } catch (RemoteException e) { 11172 Log.i(TAG, "Observer no longer exists."); 11173 } 11174 } //end if observer 11175 } //end run 11176 }); 11177 } 11178 11179 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11180 if (packageName == null) { 11181 Slog.w(TAG, "Attempt to delete null packageName."); 11182 return false; 11183 } 11184 PackageParser.Package p; 11185 synchronized (mPackages) { 11186 p = mPackages.get(packageName); 11187 } 11188 if (p == null) { 11189 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11190 return false; 11191 } 11192 final ApplicationInfo applicationInfo = p.applicationInfo; 11193 if (applicationInfo == null) { 11194 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11195 return false; 11196 } 11197 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11198 if (retCode < 0) { 11199 Slog.w(TAG, "Couldn't remove cache files for package: " 11200 + packageName + " u" + userId); 11201 return false; 11202 } 11203 return true; 11204 } 11205 11206 @Override 11207 public void getPackageSizeInfo(final String packageName, int userHandle, 11208 final IPackageStatsObserver observer) { 11209 mContext.enforceCallingOrSelfPermission( 11210 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11211 if (packageName == null) { 11212 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11213 } 11214 11215 PackageStats stats = new PackageStats(packageName, userHandle); 11216 11217 /* 11218 * Queue up an async operation since the package measurement may take a 11219 * little while. 11220 */ 11221 Message msg = mHandler.obtainMessage(INIT_COPY); 11222 msg.obj = new MeasureParams(stats, observer); 11223 mHandler.sendMessage(msg); 11224 } 11225 11226 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11227 PackageStats pStats) { 11228 if (packageName == null) { 11229 Slog.w(TAG, "Attempt to get size of null packageName."); 11230 return false; 11231 } 11232 PackageParser.Package p; 11233 boolean dataOnly = false; 11234 String libDirRoot = null; 11235 String asecPath = null; 11236 PackageSetting ps = null; 11237 synchronized (mPackages) { 11238 p = mPackages.get(packageName); 11239 ps = mSettings.mPackages.get(packageName); 11240 if(p == null) { 11241 dataOnly = true; 11242 if((ps == null) || (ps.pkg == null)) { 11243 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11244 return false; 11245 } 11246 p = ps.pkg; 11247 } 11248 if (ps != null) { 11249 libDirRoot = ps.legacyNativeLibraryPathString; 11250 } 11251 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11252 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11253 if (secureContainerId != null) { 11254 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11255 } 11256 } 11257 } 11258 String publicSrcDir = null; 11259 if(!dataOnly) { 11260 final ApplicationInfo applicationInfo = p.applicationInfo; 11261 if (applicationInfo == null) { 11262 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11263 return false; 11264 } 11265 if (isForwardLocked(p)) { 11266 publicSrcDir = applicationInfo.getBaseResourcePath(); 11267 } 11268 } 11269 // TODO: extend to measure size of split APKs 11270 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11271 // not just the first level. 11272 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11273 // just the primary. 11274 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11275 publicSrcDir, asecPath, getAppDexInstructionSets(ps), 11276 pStats); 11277 if (res < 0) { 11278 return false; 11279 } 11280 11281 // Fix-up for forward-locked applications in ASEC containers. 11282 if (!isExternal(p)) { 11283 pStats.codeSize += pStats.externalCodeSize; 11284 pStats.externalCodeSize = 0L; 11285 } 11286 11287 return true; 11288 } 11289 11290 11291 @Override 11292 public void addPackageToPreferred(String packageName) { 11293 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11294 } 11295 11296 @Override 11297 public void removePackageFromPreferred(String packageName) { 11298 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11299 } 11300 11301 @Override 11302 public List<PackageInfo> getPreferredPackages(int flags) { 11303 return new ArrayList<PackageInfo>(); 11304 } 11305 11306 private int getUidTargetSdkVersionLockedLPr(int uid) { 11307 Object obj = mSettings.getUserIdLPr(uid); 11308 if (obj instanceof SharedUserSetting) { 11309 final SharedUserSetting sus = (SharedUserSetting) obj; 11310 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11311 final Iterator<PackageSetting> it = sus.packages.iterator(); 11312 while (it.hasNext()) { 11313 final PackageSetting ps = it.next(); 11314 if (ps.pkg != null) { 11315 int v = ps.pkg.applicationInfo.targetSdkVersion; 11316 if (v < vers) vers = v; 11317 } 11318 } 11319 return vers; 11320 } else if (obj instanceof PackageSetting) { 11321 final PackageSetting ps = (PackageSetting) obj; 11322 if (ps.pkg != null) { 11323 return ps.pkg.applicationInfo.targetSdkVersion; 11324 } 11325 } 11326 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11327 } 11328 11329 @Override 11330 public void addPreferredActivity(IntentFilter filter, int match, 11331 ComponentName[] set, ComponentName activity, int userId) { 11332 addPreferredActivityInternal(filter, match, set, activity, true, userId); 11333 } 11334 11335 private void addPreferredActivityInternal(IntentFilter filter, int match, 11336 ComponentName[] set, ComponentName activity, boolean always, int userId) { 11337 // writer 11338 int callingUid = Binder.getCallingUid(); 11339 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11340 if (filter.countActions() == 0) { 11341 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11342 return; 11343 } 11344 synchronized (mPackages) { 11345 if (mContext.checkCallingOrSelfPermission( 11346 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11347 != PackageManager.PERMISSION_GRANTED) { 11348 if (getUidTargetSdkVersionLockedLPr(callingUid) 11349 < Build.VERSION_CODES.FROYO) { 11350 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11351 + callingUid); 11352 return; 11353 } 11354 mContext.enforceCallingOrSelfPermission( 11355 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11356 } 11357 11358 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 11359 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11360 mSettings.editPreferredActivitiesLPw(userId).addFilter( 11361 new PreferredActivity(filter, match, set, activity, always)); 11362 mSettings.writePackageRestrictionsLPr(userId); 11363 } 11364 } 11365 11366 @Override 11367 public void replacePreferredActivity(IntentFilter filter, int match, 11368 ComponentName[] set, ComponentName activity) { 11369 if (filter.countActions() != 1) { 11370 throw new IllegalArgumentException( 11371 "replacePreferredActivity expects filter to have only 1 action."); 11372 } 11373 if (filter.countDataAuthorities() != 0 11374 || filter.countDataPaths() != 0 11375 || filter.countDataSchemes() > 1 11376 || filter.countDataTypes() != 0) { 11377 throw new IllegalArgumentException( 11378 "replacePreferredActivity expects filter to have no data authorities, " + 11379 "paths, or types; and at most one scheme."); 11380 } 11381 synchronized (mPackages) { 11382 if (mContext.checkCallingOrSelfPermission( 11383 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11384 != PackageManager.PERMISSION_GRANTED) { 11385 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11386 < Build.VERSION_CODES.FROYO) { 11387 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11388 + Binder.getCallingUid()); 11389 return; 11390 } 11391 mContext.enforceCallingOrSelfPermission( 11392 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11393 } 11394 11395 final int callingUserId = UserHandle.getCallingUserId(); 11396 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 11397 if (pir != null) { 11398 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 11399 if (filter.countDataSchemes() == 1) { 11400 Uri.Builder builder = new Uri.Builder(); 11401 builder.scheme(filter.getDataScheme(0)); 11402 intent.setData(builder.build()); 11403 } 11404 List<PreferredActivity> matches = pir.queryIntent( 11405 intent, null, true, callingUserId); 11406 if (DEBUG_PREFERRED) { 11407 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 11408 } 11409 for (int i = 0; i < matches.size(); i++) { 11410 PreferredActivity pa = matches.get(i); 11411 if (DEBUG_PREFERRED) { 11412 Slog.i(TAG, "Removing preferred activity " 11413 + pa.mPref.mComponent + ":"); 11414 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11415 } 11416 pir.removeFilter(pa); 11417 } 11418 } 11419 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 11420 } 11421 } 11422 11423 @Override 11424 public void clearPackagePreferredActivities(String packageName) { 11425 final int uid = Binder.getCallingUid(); 11426 // writer 11427 synchronized (mPackages) { 11428 PackageParser.Package pkg = mPackages.get(packageName); 11429 if (pkg == null || pkg.applicationInfo.uid != uid) { 11430 if (mContext.checkCallingOrSelfPermission( 11431 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11432 != PackageManager.PERMISSION_GRANTED) { 11433 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11434 < Build.VERSION_CODES.FROYO) { 11435 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11436 + Binder.getCallingUid()); 11437 return; 11438 } 11439 mContext.enforceCallingOrSelfPermission( 11440 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11441 } 11442 } 11443 11444 int user = UserHandle.getCallingUserId(); 11445 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11446 mSettings.writePackageRestrictionsLPr(user); 11447 scheduleWriteSettingsLocked(); 11448 } 11449 } 11450 } 11451 11452 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11453 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11454 ArrayList<PreferredActivity> removed = null; 11455 boolean changed = false; 11456 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11457 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11458 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11459 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11460 continue; 11461 } 11462 Iterator<PreferredActivity> it = pir.filterIterator(); 11463 while (it.hasNext()) { 11464 PreferredActivity pa = it.next(); 11465 // Mark entry for removal only if it matches the package name 11466 // and the entry is of type "always". 11467 if (packageName == null || 11468 (pa.mPref.mComponent.getPackageName().equals(packageName) 11469 && pa.mPref.mAlways)) { 11470 if (removed == null) { 11471 removed = new ArrayList<PreferredActivity>(); 11472 } 11473 removed.add(pa); 11474 } 11475 } 11476 if (removed != null) { 11477 for (int j=0; j<removed.size(); j++) { 11478 PreferredActivity pa = removed.get(j); 11479 pir.removeFilter(pa); 11480 } 11481 changed = true; 11482 } 11483 } 11484 return changed; 11485 } 11486 11487 @Override 11488 public void resetPreferredActivities(int userId) { 11489 mContext.enforceCallingOrSelfPermission( 11490 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11491 // writer 11492 synchronized (mPackages) { 11493 int user = UserHandle.getCallingUserId(); 11494 clearPackagePreferredActivitiesLPw(null, user); 11495 mSettings.readDefaultPreferredAppsLPw(this, user); 11496 mSettings.writePackageRestrictionsLPr(user); 11497 scheduleWriteSettingsLocked(); 11498 } 11499 } 11500 11501 @Override 11502 public int getPreferredActivities(List<IntentFilter> outFilters, 11503 List<ComponentName> outActivities, String packageName) { 11504 11505 int num = 0; 11506 final int userId = UserHandle.getCallingUserId(); 11507 // reader 11508 synchronized (mPackages) { 11509 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11510 if (pir != null) { 11511 final Iterator<PreferredActivity> it = pir.filterIterator(); 11512 while (it.hasNext()) { 11513 final PreferredActivity pa = it.next(); 11514 if (packageName == null 11515 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11516 && pa.mPref.mAlways)) { 11517 if (outFilters != null) { 11518 outFilters.add(new IntentFilter(pa)); 11519 } 11520 if (outActivities != null) { 11521 outActivities.add(pa.mPref.mComponent); 11522 } 11523 } 11524 } 11525 } 11526 } 11527 11528 return num; 11529 } 11530 11531 @Override 11532 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11533 int userId) { 11534 int callingUid = Binder.getCallingUid(); 11535 if (callingUid != Process.SYSTEM_UID) { 11536 throw new SecurityException( 11537 "addPersistentPreferredActivity can only be run by the system"); 11538 } 11539 if (filter.countActions() == 0) { 11540 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11541 return; 11542 } 11543 synchronized (mPackages) { 11544 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11545 " :"); 11546 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11547 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11548 new PersistentPreferredActivity(filter, activity)); 11549 mSettings.writePackageRestrictionsLPr(userId); 11550 } 11551 } 11552 11553 @Override 11554 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11555 int callingUid = Binder.getCallingUid(); 11556 if (callingUid != Process.SYSTEM_UID) { 11557 throw new SecurityException( 11558 "clearPackagePersistentPreferredActivities can only be run by the system"); 11559 } 11560 ArrayList<PersistentPreferredActivity> removed = null; 11561 boolean changed = false; 11562 synchronized (mPackages) { 11563 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11564 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11565 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11566 .valueAt(i); 11567 if (userId != thisUserId) { 11568 continue; 11569 } 11570 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11571 while (it.hasNext()) { 11572 PersistentPreferredActivity ppa = it.next(); 11573 // Mark entry for removal only if it matches the package name. 11574 if (ppa.mComponent.getPackageName().equals(packageName)) { 11575 if (removed == null) { 11576 removed = new ArrayList<PersistentPreferredActivity>(); 11577 } 11578 removed.add(ppa); 11579 } 11580 } 11581 if (removed != null) { 11582 for (int j=0; j<removed.size(); j++) { 11583 PersistentPreferredActivity ppa = removed.get(j); 11584 ppir.removeFilter(ppa); 11585 } 11586 changed = true; 11587 } 11588 } 11589 11590 if (changed) { 11591 mSettings.writePackageRestrictionsLPr(userId); 11592 } 11593 } 11594 } 11595 11596 @Override 11597 public void addCrossProfileIntentFilter(IntentFilter intentFilter, int sourceUserId, 11598 int targetUserId, int flags) { 11599 mContext.enforceCallingOrSelfPermission( 11600 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11601 if (intentFilter.countActions() == 0) { 11602 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11603 return; 11604 } 11605 synchronized (mPackages) { 11606 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11607 targetUserId, flags); 11608 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11609 mSettings.writePackageRestrictionsLPr(sourceUserId); 11610 } 11611 } 11612 11613 public void addCrossProfileIntentsForPackage(String packageName, 11614 int sourceUserId, int targetUserId) { 11615 mContext.enforceCallingOrSelfPermission( 11616 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11617 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11618 mSettings.writePackageRestrictionsLPr(sourceUserId); 11619 } 11620 11621 public void removeCrossProfileIntentsForPackage(String packageName, 11622 int sourceUserId, int targetUserId) { 11623 mContext.enforceCallingOrSelfPermission( 11624 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11625 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11626 mSettings.writePackageRestrictionsLPr(sourceUserId); 11627 } 11628 11629 @Override 11630 public void clearCrossProfileIntentFilters(int sourceUserId) { 11631 mContext.enforceCallingOrSelfPermission( 11632 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11633 synchronized (mPackages) { 11634 CrossProfileIntentResolver resolver = 11635 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11636 HashSet<CrossProfileIntentFilter> set = 11637 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11638 for (CrossProfileIntentFilter filter : set) { 11639 if ((filter.getFlags() & PackageManager.SET_BY_PROFILE_OWNER) != 0) { 11640 resolver.removeFilter(filter); 11641 } 11642 } 11643 mSettings.writePackageRestrictionsLPr(sourceUserId); 11644 } 11645 } 11646 11647 @Override 11648 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11649 Intent intent = new Intent(Intent.ACTION_MAIN); 11650 intent.addCategory(Intent.CATEGORY_HOME); 11651 11652 final int callingUserId = UserHandle.getCallingUserId(); 11653 List<ResolveInfo> list = queryIntentActivities(intent, null, 11654 PackageManager.GET_META_DATA, callingUserId); 11655 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11656 true, false, false, callingUserId); 11657 11658 allHomeCandidates.clear(); 11659 if (list != null) { 11660 for (ResolveInfo ri : list) { 11661 allHomeCandidates.add(ri); 11662 } 11663 } 11664 return (preferred == null || preferred.activityInfo == null) 11665 ? null 11666 : new ComponentName(preferred.activityInfo.packageName, 11667 preferred.activityInfo.name); 11668 } 11669 11670 @Override 11671 public void setApplicationEnabledSetting(String appPackageName, 11672 int newState, int flags, int userId, String callingPackage) { 11673 if (!sUserManager.exists(userId)) return; 11674 if (callingPackage == null) { 11675 callingPackage = Integer.toString(Binder.getCallingUid()); 11676 } 11677 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11678 } 11679 11680 @Override 11681 public void setComponentEnabledSetting(ComponentName componentName, 11682 int newState, int flags, int userId) { 11683 if (!sUserManager.exists(userId)) return; 11684 setEnabledSetting(componentName.getPackageName(), 11685 componentName.getClassName(), newState, flags, userId, null); 11686 } 11687 11688 private void setEnabledSetting(final String packageName, String className, int newState, 11689 final int flags, int userId, String callingPackage) { 11690 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11691 || newState == COMPONENT_ENABLED_STATE_ENABLED 11692 || newState == COMPONENT_ENABLED_STATE_DISABLED 11693 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11694 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11695 throw new IllegalArgumentException("Invalid new component state: " 11696 + newState); 11697 } 11698 PackageSetting pkgSetting; 11699 final int uid = Binder.getCallingUid(); 11700 final int permission = mContext.checkCallingOrSelfPermission( 11701 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11702 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11703 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11704 boolean sendNow = false; 11705 boolean isApp = (className == null); 11706 String componentName = isApp ? packageName : className; 11707 int packageUid = -1; 11708 ArrayList<String> components; 11709 11710 // writer 11711 synchronized (mPackages) { 11712 pkgSetting = mSettings.mPackages.get(packageName); 11713 if (pkgSetting == null) { 11714 if (className == null) { 11715 throw new IllegalArgumentException( 11716 "Unknown package: " + packageName); 11717 } 11718 throw new IllegalArgumentException( 11719 "Unknown component: " + packageName 11720 + "/" + className); 11721 } 11722 // Allow root and verify that userId is not being specified by a different user 11723 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11724 throw new SecurityException( 11725 "Permission Denial: attempt to change component state from pid=" 11726 + Binder.getCallingPid() 11727 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11728 } 11729 if (className == null) { 11730 // We're dealing with an application/package level state change 11731 if (pkgSetting.getEnabled(userId) == newState) { 11732 // Nothing to do 11733 return; 11734 } 11735 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11736 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11737 // Don't care about who enables an app. 11738 callingPackage = null; 11739 } 11740 pkgSetting.setEnabled(newState, userId, callingPackage); 11741 // pkgSetting.pkg.mSetEnabled = newState; 11742 } else { 11743 // We're dealing with a component level state change 11744 // First, verify that this is a valid class name. 11745 PackageParser.Package pkg = pkgSetting.pkg; 11746 if (pkg == null || !pkg.hasComponentClassName(className)) { 11747 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11748 throw new IllegalArgumentException("Component class " + className 11749 + " does not exist in " + packageName); 11750 } else { 11751 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11752 + className + " does not exist in " + packageName); 11753 } 11754 } 11755 switch (newState) { 11756 case COMPONENT_ENABLED_STATE_ENABLED: 11757 if (!pkgSetting.enableComponentLPw(className, userId)) { 11758 return; 11759 } 11760 break; 11761 case COMPONENT_ENABLED_STATE_DISABLED: 11762 if (!pkgSetting.disableComponentLPw(className, userId)) { 11763 return; 11764 } 11765 break; 11766 case COMPONENT_ENABLED_STATE_DEFAULT: 11767 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11768 return; 11769 } 11770 break; 11771 default: 11772 Slog.e(TAG, "Invalid new component state: " + newState); 11773 return; 11774 } 11775 } 11776 mSettings.writePackageRestrictionsLPr(userId); 11777 components = mPendingBroadcasts.get(userId, packageName); 11778 final boolean newPackage = components == null; 11779 if (newPackage) { 11780 components = new ArrayList<String>(); 11781 } 11782 if (!components.contains(componentName)) { 11783 components.add(componentName); 11784 } 11785 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11786 sendNow = true; 11787 // Purge entry from pending broadcast list if another one exists already 11788 // since we are sending one right away. 11789 mPendingBroadcasts.remove(userId, packageName); 11790 } else { 11791 if (newPackage) { 11792 mPendingBroadcasts.put(userId, packageName, components); 11793 } 11794 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11795 // Schedule a message 11796 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11797 } 11798 } 11799 } 11800 11801 long callingId = Binder.clearCallingIdentity(); 11802 try { 11803 if (sendNow) { 11804 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11805 sendPackageChangedBroadcast(packageName, 11806 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11807 } 11808 } finally { 11809 Binder.restoreCallingIdentity(callingId); 11810 } 11811 } 11812 11813 private void sendPackageChangedBroadcast(String packageName, 11814 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11815 if (DEBUG_INSTALL) 11816 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11817 + componentNames); 11818 Bundle extras = new Bundle(4); 11819 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11820 String nameList[] = new String[componentNames.size()]; 11821 componentNames.toArray(nameList); 11822 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11823 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11824 extras.putInt(Intent.EXTRA_UID, packageUid); 11825 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11826 new int[] {UserHandle.getUserId(packageUid)}); 11827 } 11828 11829 @Override 11830 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11831 if (!sUserManager.exists(userId)) return; 11832 final int uid = Binder.getCallingUid(); 11833 final int permission = mContext.checkCallingOrSelfPermission( 11834 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11835 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11836 enforceCrossUserPermission(uid, userId, true, "stop package"); 11837 // writer 11838 synchronized (mPackages) { 11839 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11840 uid, userId)) { 11841 scheduleWritePackageRestrictionsLocked(userId); 11842 } 11843 } 11844 } 11845 11846 @Override 11847 public String getInstallerPackageName(String packageName) { 11848 // reader 11849 synchronized (mPackages) { 11850 return mSettings.getInstallerPackageNameLPr(packageName); 11851 } 11852 } 11853 11854 @Override 11855 public int getApplicationEnabledSetting(String packageName, int userId) { 11856 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11857 int uid = Binder.getCallingUid(); 11858 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11859 // reader 11860 synchronized (mPackages) { 11861 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11862 } 11863 } 11864 11865 @Override 11866 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11867 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11868 int uid = Binder.getCallingUid(); 11869 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11870 // reader 11871 synchronized (mPackages) { 11872 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11873 } 11874 } 11875 11876 @Override 11877 public void enterSafeMode() { 11878 enforceSystemOrRoot("Only the system can request entering safe mode"); 11879 11880 if (!mSystemReady) { 11881 mSafeMode = true; 11882 } 11883 } 11884 11885 @Override 11886 public void systemReady() { 11887 mSystemReady = true; 11888 11889 // Read the compatibilty setting when the system is ready. 11890 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11891 mContext.getContentResolver(), 11892 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11893 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11894 if (DEBUG_SETTINGS) { 11895 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11896 } 11897 11898 synchronized (mPackages) { 11899 // Verify that all of the preferred activity components actually 11900 // exist. It is possible for applications to be updated and at 11901 // that point remove a previously declared activity component that 11902 // had been set as a preferred activity. We try to clean this up 11903 // the next time we encounter that preferred activity, but it is 11904 // possible for the user flow to never be able to return to that 11905 // situation so here we do a sanity check to make sure we haven't 11906 // left any junk around. 11907 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11908 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11909 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11910 removed.clear(); 11911 for (PreferredActivity pa : pir.filterSet()) { 11912 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11913 removed.add(pa); 11914 } 11915 } 11916 if (removed.size() > 0) { 11917 for (int r=0; r<removed.size(); r++) { 11918 PreferredActivity pa = removed.get(r); 11919 Slog.w(TAG, "Removing dangling preferred activity: " 11920 + pa.mPref.mComponent); 11921 pir.removeFilter(pa); 11922 } 11923 mSettings.writePackageRestrictionsLPr( 11924 mSettings.mPreferredActivities.keyAt(i)); 11925 } 11926 } 11927 } 11928 sUserManager.systemReady(); 11929 } 11930 11931 @Override 11932 public boolean isSafeMode() { 11933 return mSafeMode; 11934 } 11935 11936 @Override 11937 public boolean hasSystemUidErrors() { 11938 return mHasSystemUidErrors; 11939 } 11940 11941 static String arrayToString(int[] array) { 11942 StringBuffer buf = new StringBuffer(128); 11943 buf.append('['); 11944 if (array != null) { 11945 for (int i=0; i<array.length; i++) { 11946 if (i > 0) buf.append(", "); 11947 buf.append(array[i]); 11948 } 11949 } 11950 buf.append(']'); 11951 return buf.toString(); 11952 } 11953 11954 static class DumpState { 11955 public static final int DUMP_LIBS = 1 << 0; 11956 public static final int DUMP_FEATURES = 1 << 1; 11957 public static final int DUMP_RESOLVERS = 1 << 2; 11958 public static final int DUMP_PERMISSIONS = 1 << 3; 11959 public static final int DUMP_PACKAGES = 1 << 4; 11960 public static final int DUMP_SHARED_USERS = 1 << 5; 11961 public static final int DUMP_MESSAGES = 1 << 6; 11962 public static final int DUMP_PROVIDERS = 1 << 7; 11963 public static final int DUMP_VERIFIERS = 1 << 8; 11964 public static final int DUMP_PREFERRED = 1 << 9; 11965 public static final int DUMP_PREFERRED_XML = 1 << 10; 11966 public static final int DUMP_KEYSETS = 1 << 11; 11967 public static final int DUMP_VERSION = 1 << 12; 11968 public static final int DUMP_INSTALLS = 1 << 13; 11969 11970 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11971 11972 private int mTypes; 11973 11974 private int mOptions; 11975 11976 private boolean mTitlePrinted; 11977 11978 private SharedUserSetting mSharedUser; 11979 11980 public boolean isDumping(int type) { 11981 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11982 return true; 11983 } 11984 11985 return (mTypes & type) != 0; 11986 } 11987 11988 public void setDump(int type) { 11989 mTypes |= type; 11990 } 11991 11992 public boolean isOptionEnabled(int option) { 11993 return (mOptions & option) != 0; 11994 } 11995 11996 public void setOptionEnabled(int option) { 11997 mOptions |= option; 11998 } 11999 12000 public boolean onTitlePrinted() { 12001 final boolean printed = mTitlePrinted; 12002 mTitlePrinted = true; 12003 return printed; 12004 } 12005 12006 public boolean getTitlePrinted() { 12007 return mTitlePrinted; 12008 } 12009 12010 public void setTitlePrinted(boolean enabled) { 12011 mTitlePrinted = enabled; 12012 } 12013 12014 public SharedUserSetting getSharedUser() { 12015 return mSharedUser; 12016 } 12017 12018 public void setSharedUser(SharedUserSetting user) { 12019 mSharedUser = user; 12020 } 12021 } 12022 12023 @Override 12024 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12025 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12026 != PackageManager.PERMISSION_GRANTED) { 12027 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12028 + Binder.getCallingPid() 12029 + ", uid=" + Binder.getCallingUid() 12030 + " without permission " 12031 + android.Manifest.permission.DUMP); 12032 return; 12033 } 12034 12035 DumpState dumpState = new DumpState(); 12036 boolean fullPreferred = false; 12037 boolean checkin = false; 12038 12039 String packageName = null; 12040 12041 int opti = 0; 12042 while (opti < args.length) { 12043 String opt = args[opti]; 12044 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12045 break; 12046 } 12047 opti++; 12048 if ("-a".equals(opt)) { 12049 // Right now we only know how to print all. 12050 } else if ("-h".equals(opt)) { 12051 pw.println("Package manager dump options:"); 12052 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12053 pw.println(" --checkin: dump for a checkin"); 12054 pw.println(" -f: print details of intent filters"); 12055 pw.println(" -h: print this help"); 12056 pw.println(" cmd may be one of:"); 12057 pw.println(" l[ibraries]: list known shared libraries"); 12058 pw.println(" f[ibraries]: list device features"); 12059 pw.println(" k[eysets]: print known keysets"); 12060 pw.println(" r[esolvers]: dump intent resolvers"); 12061 pw.println(" perm[issions]: dump permissions"); 12062 pw.println(" pref[erred]: print preferred package settings"); 12063 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12064 pw.println(" prov[iders]: dump content providers"); 12065 pw.println(" p[ackages]: dump installed packages"); 12066 pw.println(" s[hared-users]: dump shared user IDs"); 12067 pw.println(" m[essages]: print collected runtime messages"); 12068 pw.println(" v[erifiers]: print package verifier info"); 12069 pw.println(" version: print database version info"); 12070 pw.println(" write: write current settings now"); 12071 pw.println(" <package.name>: info about given package"); 12072 pw.println(" installs: details about install sessions"); 12073 return; 12074 } else if ("--checkin".equals(opt)) { 12075 checkin = true; 12076 } else if ("-f".equals(opt)) { 12077 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12078 } else { 12079 pw.println("Unknown argument: " + opt + "; use -h for help"); 12080 } 12081 } 12082 12083 // Is the caller requesting to dump a particular piece of data? 12084 if (opti < args.length) { 12085 String cmd = args[opti]; 12086 opti++; 12087 // Is this a package name? 12088 if ("android".equals(cmd) || cmd.contains(".")) { 12089 packageName = cmd; 12090 // When dumping a single package, we always dump all of its 12091 // filter information since the amount of data will be reasonable. 12092 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12093 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12094 dumpState.setDump(DumpState.DUMP_LIBS); 12095 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12096 dumpState.setDump(DumpState.DUMP_FEATURES); 12097 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12098 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12099 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12100 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12101 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12102 dumpState.setDump(DumpState.DUMP_PREFERRED); 12103 } else if ("preferred-xml".equals(cmd)) { 12104 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12105 if (opti < args.length && "--full".equals(args[opti])) { 12106 fullPreferred = true; 12107 opti++; 12108 } 12109 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12110 dumpState.setDump(DumpState.DUMP_PACKAGES); 12111 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12112 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12113 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12114 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12115 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12116 dumpState.setDump(DumpState.DUMP_MESSAGES); 12117 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12118 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12119 } else if ("version".equals(cmd)) { 12120 dumpState.setDump(DumpState.DUMP_VERSION); 12121 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12122 dumpState.setDump(DumpState.DUMP_KEYSETS); 12123 } else if ("write".equals(cmd)) { 12124 synchronized (mPackages) { 12125 mSettings.writeLPr(); 12126 pw.println("Settings written."); 12127 return; 12128 } 12129 } else if ("installs".equals(cmd)) { 12130 dumpState.setDump(DumpState.DUMP_INSTALLS); 12131 } 12132 } 12133 12134 if (checkin) { 12135 pw.println("vers,1"); 12136 } 12137 12138 // reader 12139 synchronized (mPackages) { 12140 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12141 if (!checkin) { 12142 if (dumpState.onTitlePrinted()) 12143 pw.println(); 12144 pw.println("Database versions:"); 12145 pw.print(" SDK Version:"); 12146 pw.print(" internal="); 12147 pw.print(mSettings.mInternalSdkPlatform); 12148 pw.print(" external="); 12149 pw.println(mSettings.mExternalSdkPlatform); 12150 pw.print(" DB Version:"); 12151 pw.print(" internal="); 12152 pw.print(mSettings.mInternalDatabaseVersion); 12153 pw.print(" external="); 12154 pw.println(mSettings.mExternalDatabaseVersion); 12155 } 12156 } 12157 12158 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12159 if (!checkin) { 12160 if (dumpState.onTitlePrinted()) 12161 pw.println(); 12162 pw.println("Verifiers:"); 12163 pw.print(" Required: "); 12164 pw.print(mRequiredVerifierPackage); 12165 pw.print(" (uid="); 12166 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12167 pw.println(")"); 12168 } else if (mRequiredVerifierPackage != null) { 12169 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12170 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12171 } 12172 } 12173 12174 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12175 boolean printedHeader = false; 12176 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12177 while (it.hasNext()) { 12178 String name = it.next(); 12179 SharedLibraryEntry ent = mSharedLibraries.get(name); 12180 if (!checkin) { 12181 if (!printedHeader) { 12182 if (dumpState.onTitlePrinted()) 12183 pw.println(); 12184 pw.println("Libraries:"); 12185 printedHeader = true; 12186 } 12187 pw.print(" "); 12188 } else { 12189 pw.print("lib,"); 12190 } 12191 pw.print(name); 12192 if (!checkin) { 12193 pw.print(" -> "); 12194 } 12195 if (ent.path != null) { 12196 if (!checkin) { 12197 pw.print("(jar) "); 12198 pw.print(ent.path); 12199 } else { 12200 pw.print(",jar,"); 12201 pw.print(ent.path); 12202 } 12203 } else { 12204 if (!checkin) { 12205 pw.print("(apk) "); 12206 pw.print(ent.apk); 12207 } else { 12208 pw.print(",apk,"); 12209 pw.print(ent.apk); 12210 } 12211 } 12212 pw.println(); 12213 } 12214 } 12215 12216 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12217 if (dumpState.onTitlePrinted()) 12218 pw.println(); 12219 if (!checkin) { 12220 pw.println("Features:"); 12221 } 12222 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12223 while (it.hasNext()) { 12224 String name = it.next(); 12225 if (!checkin) { 12226 pw.print(" "); 12227 } else { 12228 pw.print("feat,"); 12229 } 12230 pw.println(name); 12231 } 12232 } 12233 12234 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12235 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12236 : "Activity Resolver Table:", " ", packageName, 12237 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12238 dumpState.setTitlePrinted(true); 12239 } 12240 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12241 : "Receiver Resolver Table:", " ", packageName, 12242 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12243 dumpState.setTitlePrinted(true); 12244 } 12245 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12246 : "Service Resolver Table:", " ", packageName, 12247 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12248 dumpState.setTitlePrinted(true); 12249 } 12250 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12251 : "Provider Resolver Table:", " ", packageName, 12252 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12253 dumpState.setTitlePrinted(true); 12254 } 12255 } 12256 12257 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12258 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12259 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12260 int user = mSettings.mPreferredActivities.keyAt(i); 12261 if (pir.dump(pw, 12262 dumpState.getTitlePrinted() 12263 ? "\nPreferred Activities User " + user + ":" 12264 : "Preferred Activities User " + user + ":", " ", 12265 packageName, true)) { 12266 dumpState.setTitlePrinted(true); 12267 } 12268 } 12269 } 12270 12271 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12272 pw.flush(); 12273 FileOutputStream fout = new FileOutputStream(fd); 12274 BufferedOutputStream str = new BufferedOutputStream(fout); 12275 XmlSerializer serializer = new FastXmlSerializer(); 12276 try { 12277 serializer.setOutput(str, "utf-8"); 12278 serializer.startDocument(null, true); 12279 serializer.setFeature( 12280 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12281 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12282 serializer.endDocument(); 12283 serializer.flush(); 12284 } catch (IllegalArgumentException e) { 12285 pw.println("Failed writing: " + e); 12286 } catch (IllegalStateException e) { 12287 pw.println("Failed writing: " + e); 12288 } catch (IOException e) { 12289 pw.println("Failed writing: " + e); 12290 } 12291 } 12292 12293 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12294 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12295 if (packageName == null) { 12296 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12297 if (iperm == 0) { 12298 if (dumpState.onTitlePrinted()) 12299 pw.println(); 12300 pw.println("AppOp Permissions:"); 12301 } 12302 pw.print(" AppOp Permission "); 12303 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12304 pw.println(":"); 12305 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12306 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12307 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12308 } 12309 } 12310 } 12311 } 12312 12313 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12314 boolean printedSomething = false; 12315 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12316 if (packageName != null && !packageName.equals(p.info.packageName)) { 12317 continue; 12318 } 12319 if (!printedSomething) { 12320 if (dumpState.onTitlePrinted()) 12321 pw.println(); 12322 pw.println("Registered ContentProviders:"); 12323 printedSomething = true; 12324 } 12325 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12326 pw.print(" "); pw.println(p.toString()); 12327 } 12328 printedSomething = false; 12329 for (Map.Entry<String, PackageParser.Provider> entry : 12330 mProvidersByAuthority.entrySet()) { 12331 PackageParser.Provider p = entry.getValue(); 12332 if (packageName != null && !packageName.equals(p.info.packageName)) { 12333 continue; 12334 } 12335 if (!printedSomething) { 12336 if (dumpState.onTitlePrinted()) 12337 pw.println(); 12338 pw.println("ContentProvider Authorities:"); 12339 printedSomething = true; 12340 } 12341 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12342 pw.print(" "); pw.println(p.toString()); 12343 if (p.info != null && p.info.applicationInfo != null) { 12344 final String appInfo = p.info.applicationInfo.toString(); 12345 pw.print(" applicationInfo="); pw.println(appInfo); 12346 } 12347 } 12348 } 12349 12350 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12351 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12352 } 12353 12354 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12355 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12356 } 12357 12358 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12359 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12360 } 12361 12362 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12363 if (dumpState.onTitlePrinted()) pw.println(); 12364 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12365 } 12366 12367 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12368 if (dumpState.onTitlePrinted()) pw.println(); 12369 mSettings.dumpReadMessagesLPr(pw, dumpState); 12370 12371 pw.println(); 12372 pw.println("Package warning messages:"); 12373 final File fname = getSettingsProblemFile(); 12374 FileInputStream in = null; 12375 try { 12376 in = new FileInputStream(fname); 12377 final int avail = in.available(); 12378 final byte[] data = new byte[avail]; 12379 in.read(data); 12380 pw.print(new String(data)); 12381 } catch (FileNotFoundException e) { 12382 } catch (IOException e) { 12383 } finally { 12384 if (in != null) { 12385 try { 12386 in.close(); 12387 } catch (IOException e) { 12388 } 12389 } 12390 } 12391 } 12392 } 12393 } 12394 12395 // ------- apps on sdcard specific code ------- 12396 static final boolean DEBUG_SD_INSTALL = false; 12397 12398 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12399 12400 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12401 12402 private boolean mMediaMounted = false; 12403 12404 private String getEncryptKey() { 12405 try { 12406 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12407 SD_ENCRYPTION_KEYSTORE_NAME); 12408 if (sdEncKey == null) { 12409 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12410 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12411 if (sdEncKey == null) { 12412 Slog.e(TAG, "Failed to create encryption keys"); 12413 return null; 12414 } 12415 } 12416 return sdEncKey; 12417 } catch (NoSuchAlgorithmException nsae) { 12418 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12419 return null; 12420 } catch (IOException ioe) { 12421 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12422 return null; 12423 } 12424 12425 } 12426 12427 /* package */static String getTempContainerId() { 12428 int tmpIdx = 1; 12429 String list[] = PackageHelper.getSecureContainerList(); 12430 if (list != null) { 12431 for (final String name : list) { 12432 // Ignore null and non-temporary container entries 12433 if (name == null || !name.startsWith(mTempContainerPrefix)) { 12434 continue; 12435 } 12436 12437 String subStr = name.substring(mTempContainerPrefix.length()); 12438 try { 12439 int cid = Integer.parseInt(subStr); 12440 if (cid >= tmpIdx) { 12441 tmpIdx = cid + 1; 12442 } 12443 } catch (NumberFormatException e) { 12444 } 12445 } 12446 } 12447 return mTempContainerPrefix + tmpIdx; 12448 } 12449 12450 /* 12451 * Update media status on PackageManager. 12452 */ 12453 @Override 12454 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12455 int callingUid = Binder.getCallingUid(); 12456 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12457 throw new SecurityException("Media status can only be updated by the system"); 12458 } 12459 // reader; this apparently protects mMediaMounted, but should probably 12460 // be a different lock in that case. 12461 synchronized (mPackages) { 12462 Log.i(TAG, "Updating external media status from " 12463 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12464 + (mediaStatus ? "mounted" : "unmounted")); 12465 if (DEBUG_SD_INSTALL) 12466 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12467 + ", mMediaMounted=" + mMediaMounted); 12468 if (mediaStatus == mMediaMounted) { 12469 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12470 : 0, -1); 12471 mHandler.sendMessage(msg); 12472 return; 12473 } 12474 mMediaMounted = mediaStatus; 12475 } 12476 // Queue up an async operation since the package installation may take a 12477 // little while. 12478 mHandler.post(new Runnable() { 12479 public void run() { 12480 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12481 } 12482 }); 12483 } 12484 12485 /** 12486 * Called by MountService when the initial ASECs to scan are available. 12487 * Should block until all the ASEC containers are finished being scanned. 12488 */ 12489 public void scanAvailableAsecs() { 12490 updateExternalMediaStatusInner(true, false, false); 12491 if (mShouldRestoreconData) { 12492 SELinuxMMAC.setRestoreconDone(); 12493 mShouldRestoreconData = false; 12494 } 12495 } 12496 12497 /* 12498 * Collect information of applications on external media, map them against 12499 * existing containers and update information based on current mount status. 12500 * Please note that we always have to report status if reportStatus has been 12501 * set to true especially when unloading packages. 12502 */ 12503 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12504 boolean externalStorage) { 12505 // Collection of uids 12506 int uidArr[] = null; 12507 // Collection of stale containers 12508 HashSet<String> removeCids = new HashSet<String>(); 12509 // Collection of packages on external media with valid containers. 12510 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 12511 // Get list of secure containers. 12512 final String list[] = PackageHelper.getSecureContainerList(); 12513 if (list == null || list.length == 0) { 12514 Log.i(TAG, "No secure containers on sdcard"); 12515 } else { 12516 // Process list of secure containers and categorize them 12517 // as active or stale based on their package internal state. 12518 int uidList[] = new int[list.length]; 12519 int num = 0; 12520 // reader 12521 synchronized (mPackages) { 12522 for (String cid : list) { 12523 if (DEBUG_SD_INSTALL) 12524 Log.i(TAG, "Processing container " + cid); 12525 String pkgName = getAsecPackageName(cid); 12526 if (pkgName == null) { 12527 if (DEBUG_SD_INSTALL) 12528 Log.i(TAG, "Container : " + cid + " stale"); 12529 removeCids.add(cid); 12530 continue; 12531 } 12532 if (DEBUG_SD_INSTALL) 12533 Log.i(TAG, "Looking for pkg : " + pkgName); 12534 12535 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12536 if (ps == null) { 12537 Log.i(TAG, "Deleting container with no matching settings " + cid); 12538 removeCids.add(cid); 12539 continue; 12540 } 12541 12542 /* 12543 * Skip packages that are not external if we're unmounting 12544 * external storage. 12545 */ 12546 if (externalStorage && !isMounted && !isExternal(ps)) { 12547 continue; 12548 } 12549 12550 final AsecInstallArgs args = new AsecInstallArgs(cid, 12551 getAppDexInstructionSets(ps), isForwardLocked(ps), isMultiArch(ps)); 12552 // The package status is changed only if the code path 12553 // matches between settings and the container id. 12554 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 12555 if (DEBUG_SD_INSTALL) { 12556 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12557 + " at code path: " + ps.codePathString); 12558 } 12559 12560 // We do have a valid package installed on sdcard 12561 processCids.put(args, ps.codePathString); 12562 final int uid = ps.appId; 12563 if (uid != -1) { 12564 uidList[num++] = uid; 12565 } 12566 } else { 12567 Log.i(TAG, "Deleting stale container for " + cid); 12568 removeCids.add(cid); 12569 } 12570 } 12571 } 12572 12573 if (num > 0) { 12574 // Sort uid list 12575 Arrays.sort(uidList, 0, num); 12576 // Throw away duplicates 12577 uidArr = new int[num]; 12578 uidArr[0] = uidList[0]; 12579 int di = 0; 12580 for (int i = 1; i < num; i++) { 12581 if (uidList[i - 1] != uidList[i]) { 12582 uidArr[di++] = uidList[i]; 12583 } 12584 } 12585 } 12586 } 12587 // Process packages with valid entries. 12588 if (isMounted) { 12589 if (DEBUG_SD_INSTALL) 12590 Log.i(TAG, "Loading packages"); 12591 loadMediaPackages(processCids, uidArr, removeCids); 12592 startCleaningPackages(); 12593 } else { 12594 if (DEBUG_SD_INSTALL) 12595 Log.i(TAG, "Unloading packages"); 12596 unloadMediaPackages(processCids, uidArr, reportStatus); 12597 } 12598 } 12599 12600 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12601 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12602 int size = pkgList.size(); 12603 if (size > 0) { 12604 // Send broadcasts here 12605 Bundle extras = new Bundle(); 12606 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12607 .toArray(new String[size])); 12608 if (uidArr != null) { 12609 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12610 } 12611 if (replacing) { 12612 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12613 } 12614 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12615 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12616 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12617 } 12618 } 12619 12620 /* 12621 * Look at potentially valid container ids from processCids If package 12622 * information doesn't match the one on record or package scanning fails, 12623 * the cid is added to list of removeCids. We currently don't delete stale 12624 * containers. 12625 */ 12626 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12627 HashSet<String> removeCids) { 12628 ArrayList<String> pkgList = new ArrayList<String>(); 12629 Set<AsecInstallArgs> keys = processCids.keySet(); 12630 boolean doGc = false; 12631 for (AsecInstallArgs args : keys) { 12632 String codePath = processCids.get(args); 12633 if (DEBUG_SD_INSTALL) 12634 Log.i(TAG, "Loading container : " + args.cid); 12635 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12636 try { 12637 // Make sure there are no container errors first. 12638 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12639 Slog.e(TAG, "Failed to mount cid : " + args.cid 12640 + " when installing from sdcard"); 12641 continue; 12642 } 12643 // Check code path here. 12644 if (codePath == null || !codePath.equals(args.getCodePath())) { 12645 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12646 + " does not match one in settings " + codePath); 12647 continue; 12648 } 12649 // Parse package 12650 int parseFlags = mDefParseFlags; 12651 if (args.isExternal()) { 12652 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12653 } 12654 if (args.isFwdLocked()) { 12655 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12656 } 12657 12658 doGc = true; 12659 synchronized (mInstallLock) { 12660 PackageParser.Package pkg = null; 12661 try { 12662 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null, null); 12663 } catch (PackageManagerException e) { 12664 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12665 } 12666 // Scan the package 12667 if (pkg != null) { 12668 /* 12669 * TODO why is the lock being held? doPostInstall is 12670 * called in other places without the lock. This needs 12671 * to be straightened out. 12672 */ 12673 // writer 12674 synchronized (mPackages) { 12675 retCode = PackageManager.INSTALL_SUCCEEDED; 12676 pkgList.add(pkg.packageName); 12677 // Post process args 12678 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12679 pkg.applicationInfo.uid); 12680 } 12681 } else { 12682 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12683 } 12684 } 12685 12686 } finally { 12687 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12688 // Don't destroy container here. Wait till gc clears things 12689 // up. 12690 removeCids.add(args.cid); 12691 } 12692 } 12693 } 12694 // writer 12695 synchronized (mPackages) { 12696 // If the platform SDK has changed since the last time we booted, 12697 // we need to re-grant app permission to catch any new ones that 12698 // appear. This is really a hack, and means that apps can in some 12699 // cases get permissions that the user didn't initially explicitly 12700 // allow... it would be nice to have some better way to handle 12701 // this situation. 12702 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12703 if (regrantPermissions) 12704 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12705 + mSdkVersion + "; regranting permissions for external storage"); 12706 mSettings.mExternalSdkPlatform = mSdkVersion; 12707 12708 // Make sure group IDs have been assigned, and any permission 12709 // changes in other apps are accounted for 12710 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12711 | (regrantPermissions 12712 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12713 : 0)); 12714 12715 mSettings.updateExternalDatabaseVersion(); 12716 12717 // can downgrade to reader 12718 // Persist settings 12719 mSettings.writeLPr(); 12720 } 12721 // Send a broadcast to let everyone know we are done processing 12722 if (pkgList.size() > 0) { 12723 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12724 } 12725 // Force gc to avoid any stale parser references that we might have. 12726 if (doGc) { 12727 Runtime.getRuntime().gc(); 12728 } 12729 // List stale containers and destroy stale temporary containers. 12730 if (removeCids != null) { 12731 for (String cid : removeCids) { 12732 if (cid.startsWith(mTempContainerPrefix)) { 12733 Log.i(TAG, "Destroying stale temporary container " + cid); 12734 PackageHelper.destroySdDir(cid); 12735 } else { 12736 Log.w(TAG, "Container " + cid + " is stale"); 12737 } 12738 } 12739 } 12740 } 12741 12742 /* 12743 * Utility method to unload a list of specified containers 12744 */ 12745 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12746 // Just unmount all valid containers. 12747 for (AsecInstallArgs arg : cidArgs) { 12748 synchronized (mInstallLock) { 12749 arg.doPostDeleteLI(false); 12750 } 12751 } 12752 } 12753 12754 /* 12755 * Unload packages mounted on external media. This involves deleting package 12756 * data from internal structures, sending broadcasts about diabled packages, 12757 * gc'ing to free up references, unmounting all secure containers 12758 * corresponding to packages on external media, and posting a 12759 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12760 * that we always have to post this message if status has been requested no 12761 * matter what. 12762 */ 12763 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12764 final boolean reportStatus) { 12765 if (DEBUG_SD_INSTALL) 12766 Log.i(TAG, "unloading media packages"); 12767 ArrayList<String> pkgList = new ArrayList<String>(); 12768 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12769 final Set<AsecInstallArgs> keys = processCids.keySet(); 12770 for (AsecInstallArgs args : keys) { 12771 String pkgName = args.getPackageName(); 12772 if (DEBUG_SD_INSTALL) 12773 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12774 // Delete package internally 12775 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12776 synchronized (mInstallLock) { 12777 boolean res = deletePackageLI(pkgName, null, false, null, null, 12778 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12779 if (res) { 12780 pkgList.add(pkgName); 12781 } else { 12782 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12783 failedList.add(args); 12784 } 12785 } 12786 } 12787 12788 // reader 12789 synchronized (mPackages) { 12790 // We didn't update the settings after removing each package; 12791 // write them now for all packages. 12792 mSettings.writeLPr(); 12793 } 12794 12795 // We have to absolutely send UPDATED_MEDIA_STATUS only 12796 // after confirming that all the receivers processed the ordered 12797 // broadcast when packages get disabled, force a gc to clean things up. 12798 // and unload all the containers. 12799 if (pkgList.size() > 0) { 12800 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12801 new IIntentReceiver.Stub() { 12802 public void performReceive(Intent intent, int resultCode, String data, 12803 Bundle extras, boolean ordered, boolean sticky, 12804 int sendingUser) throws RemoteException { 12805 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12806 reportStatus ? 1 : 0, 1, keys); 12807 mHandler.sendMessage(msg); 12808 } 12809 }); 12810 } else { 12811 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12812 keys); 12813 mHandler.sendMessage(msg); 12814 } 12815 } 12816 12817 /** Binder call */ 12818 @Override 12819 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12820 final int flags) { 12821 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12822 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12823 int returnCode = PackageManager.MOVE_SUCCEEDED; 12824 int currFlags = 0; 12825 int newFlags = 0; 12826 // reader 12827 synchronized (mPackages) { 12828 PackageParser.Package pkg = mPackages.get(packageName); 12829 if (pkg == null) { 12830 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12831 } else { 12832 // Disable moving fwd locked apps and system packages 12833 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12834 Slog.w(TAG, "Cannot move system application"); 12835 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12836 } else if (pkg.mOperationPending) { 12837 Slog.w(TAG, "Attempt to move package which has pending operations"); 12838 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12839 } else { 12840 // Find install location first 12841 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12842 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12843 Slog.w(TAG, "Ambigous flags specified for move location."); 12844 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12845 } else { 12846 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 12847 : PackageManager.INSTALL_INTERNAL; 12848 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 12849 : PackageManager.INSTALL_INTERNAL; 12850 12851 if (newFlags == currFlags) { 12852 Slog.w(TAG, "No move required. Trying to move to same location"); 12853 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12854 } else { 12855 if (isForwardLocked(pkg)) { 12856 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12857 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12858 } 12859 } 12860 } 12861 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12862 pkg.mOperationPending = true; 12863 } 12864 } 12865 } 12866 12867 /* 12868 * TODO this next block probably shouldn't be inside the lock. We 12869 * can't guarantee these won't change after this is fired off 12870 * anyway. 12871 */ 12872 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12873 processPendingMove(new MoveParams(null, observer, 0, packageName, null, -1, user, false), 12874 returnCode); 12875 } else { 12876 Message msg = mHandler.obtainMessage(INIT_COPY); 12877 final String[] instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 12878 final boolean multiArch = isMultiArch(pkg.applicationInfo); 12879 InstallArgs srcArgs = createInstallArgsForExisting(currFlags, 12880 pkg.applicationInfo.getCodePath(), pkg.applicationInfo.getResourcePath(), 12881 pkg.applicationInfo.nativeLibraryRootDir, instructionSets, multiArch); 12882 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 12883 instructionSets, pkg.applicationInfo.uid, user, multiArch); 12884 msg.obj = mp; 12885 mHandler.sendMessage(msg); 12886 } 12887 } 12888 } 12889 12890 private void processPendingMove(final MoveParams mp, final int currentStatus) { 12891 // Queue up an async operation since the package deletion may take a 12892 // little while. 12893 mHandler.post(new Runnable() { 12894 public void run() { 12895 // TODO fix this; this does nothing. 12896 mHandler.removeCallbacks(this); 12897 int returnCode = currentStatus; 12898 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 12899 int uidArr[] = null; 12900 ArrayList<String> pkgList = null; 12901 synchronized (mPackages) { 12902 PackageParser.Package pkg = mPackages.get(mp.packageName); 12903 if (pkg == null) { 12904 Slog.w(TAG, " Package " + mp.packageName 12905 + " doesn't exist. Aborting move"); 12906 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12907 } else if (!mp.srcArgs.getCodePath().equals( 12908 pkg.applicationInfo.getCodePath())) { 12909 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 12910 + mp.srcArgs.getCodePath() + " to " 12911 + pkg.applicationInfo.getCodePath() 12912 + " Aborting move and returning error"); 12913 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12914 } else { 12915 uidArr = new int[] { 12916 pkg.applicationInfo.uid 12917 }; 12918 pkgList = new ArrayList<String>(); 12919 pkgList.add(mp.packageName); 12920 } 12921 } 12922 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12923 // Send resources unavailable broadcast 12924 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 12925 // Update package code and resource paths 12926 synchronized (mInstallLock) { 12927 synchronized (mPackages) { 12928 PackageParser.Package pkg = mPackages.get(mp.packageName); 12929 // Recheck for package again. 12930 if (pkg == null) { 12931 Slog.w(TAG, " Package " + mp.packageName 12932 + " doesn't exist. Aborting move"); 12933 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12934 } else if (!mp.srcArgs.getCodePath().equals( 12935 pkg.applicationInfo.getCodePath())) { 12936 Slog.w(TAG, "Package " + mp.packageName 12937 + " code path changed from " + mp.srcArgs.getCodePath() 12938 + " to " + pkg.applicationInfo.getCodePath() 12939 + " Aborting move and returning error"); 12940 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12941 } else { 12942 final String oldCodePath = pkg.codePath; 12943 final String newCodePath = mp.targetArgs.getCodePath(); 12944 final String newResPath = mp.targetArgs.getResourcePath(); 12945 // TODO: This assumes the new style of installation. 12946 // should we look at legacyNativeLibraryPath ? 12947 final String newNativeRoot = new File(pkg.codePath, LIB_DIR_NAME).getAbsolutePath(); 12948 final File newNativeDir = new File(newNativeRoot); 12949 12950 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 12951 // TODO(multiArch): Fix this so that it looks at the existing 12952 // recorded CPU abis from the package. There's no need for a separate 12953 // round of ABI scanning here. 12954 NativeLibraryHelper.Handle handle = null; 12955 try { 12956 handle = NativeLibraryHelper.Handle.create( 12957 new File(newCodePath)); 12958 final int abi = NativeLibraryHelper.findSupportedAbi( 12959 handle, Build.SUPPORTED_ABIS); 12960 if (abi >= 0) { 12961 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 12962 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 12963 } 12964 } catch (IOException ioe) { 12965 Slog.w(TAG, "Unable to extract native libs for package :" 12966 + mp.packageName, ioe); 12967 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12968 } finally { 12969 IoUtils.closeQuietly(handle); 12970 } 12971 } 12972 12973 final int[] users = sUserManager.getUserIds(); 12974 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12975 for (int user : users) { 12976 // TODO(multiArch): Fix this so that it links to the 12977 // correct directory. We're currently pointing to root. but we 12978 // must point to the arch specific subdirectory (if applicable). 12979 // 12980 // TODO(multiArch): Bogus reference to nativeLibraryDir. 12981 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 12982 newNativeRoot, user) < 0) { 12983 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12984 } 12985 } 12986 } 12987 12988 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12989 pkg.codePath = newCodePath; 12990 pkg.baseCodePath = newCodePath; 12991 // Move dex files around 12992 if (moveDexFilesLI(oldCodePath, pkg) != PackageManager.INSTALL_SUCCEEDED) { 12993 // Moving of dex files failed. Set 12994 // error code and abort move. 12995 pkg.codePath = oldCodePath; 12996 pkg.baseCodePath = oldCodePath; 12997 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12998 } 12999 } 13000 13001 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13002 pkg.applicationInfo.setCodePath(newCodePath); 13003 pkg.applicationInfo.setBaseCodePath(newCodePath); 13004 pkg.applicationInfo.setSplitCodePaths(null); 13005 pkg.applicationInfo.setResourcePath(newResPath); 13006 pkg.applicationInfo.setBaseResourcePath(newResPath); 13007 pkg.applicationInfo.setSplitResourcePaths(null); 13008 13009 PackageSetting ps = (PackageSetting) pkg.mExtras; 13010 ps.codePath = new File(pkg.applicationInfo.getCodePath()); 13011 ps.codePathString = ps.codePath.getPath(); 13012 ps.resourcePath = new File(pkg.applicationInfo.getResourcePath()); 13013 ps.resourcePathString = ps.resourcePath.getPath(); 13014 13015 // Note that we don't have to recalculate the primary and secondary 13016 // CPU ABIs because they must already have been calculated during the 13017 // initial install of the app. 13018 ps.legacyNativeLibraryPathString = null; 13019 13020 // Set the application info flag 13021 // correctly. 13022 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 13023 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13024 } else { 13025 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13026 } 13027 ps.setFlags(pkg.applicationInfo.flags); 13028 mAppDirs.remove(oldCodePath); 13029 mAppDirs.put(newCodePath, pkg); 13030 // Persist settings 13031 mSettings.writeLPr(); 13032 } 13033 } 13034 } 13035 } 13036 // Send resources available broadcast 13037 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13038 } 13039 } 13040 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 13041 // Clean up failed installation 13042 if (mp.targetArgs != null) { 13043 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 13044 -1); 13045 } 13046 } else { 13047 // Force a gc to clear things up. 13048 Runtime.getRuntime().gc(); 13049 // Delete older code 13050 synchronized (mInstallLock) { 13051 mp.srcArgs.doPostDeleteLI(true); 13052 } 13053 } 13054 13055 // Allow more operations on this file if we didn't fail because 13056 // an operation was already pending for this package. 13057 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 13058 synchronized (mPackages) { 13059 PackageParser.Package pkg = mPackages.get(mp.packageName); 13060 if (pkg != null) { 13061 pkg.mOperationPending = false; 13062 } 13063 } 13064 } 13065 13066 IPackageMoveObserver observer = mp.observer; 13067 if (observer != null) { 13068 try { 13069 observer.packageMoved(mp.packageName, returnCode); 13070 } catch (RemoteException e) { 13071 Log.i(TAG, "Observer no longer exists."); 13072 } 13073 } 13074 } 13075 }); 13076 } 13077 13078 @Override 13079 public boolean setInstallLocation(int loc) { 13080 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 13081 null); 13082 if (getInstallLocation() == loc) { 13083 return true; 13084 } 13085 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 13086 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 13087 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 13088 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 13089 return true; 13090 } 13091 return false; 13092 } 13093 13094 @Override 13095 public int getInstallLocation() { 13096 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13097 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 13098 PackageHelper.APP_INSTALL_AUTO); 13099 } 13100 13101 /** Called by UserManagerService */ 13102 void cleanUpUserLILPw(int userHandle) { 13103 mDirtyUsers.remove(userHandle); 13104 mSettings.removeUserLPw(userHandle); 13105 mPendingBroadcasts.remove(userHandle); 13106 if (mInstaller != null) { 13107 // Technically, we shouldn't be doing this with the package lock 13108 // held. However, this is very rare, and there is already so much 13109 // other disk I/O going on, that we'll let it slide for now. 13110 mInstaller.removeUserDataDirs(userHandle); 13111 } 13112 mUserNeedsBadging.delete(userHandle); 13113 } 13114 13115 /** Called by UserManagerService */ 13116 void createNewUserLILPw(int userHandle, File path) { 13117 if (mInstaller != null) { 13118 mInstaller.createUserConfig(userHandle); 13119 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13120 } 13121 } 13122 13123 @Override 13124 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13125 mContext.enforceCallingOrSelfPermission( 13126 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13127 "Only package verification agents can read the verifier device identity"); 13128 13129 synchronized (mPackages) { 13130 return mSettings.getVerifierDeviceIdentityLPw(); 13131 } 13132 } 13133 13134 @Override 13135 public void setPermissionEnforced(String permission, boolean enforced) { 13136 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13137 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13138 synchronized (mPackages) { 13139 if (mSettings.mReadExternalStorageEnforced == null 13140 || mSettings.mReadExternalStorageEnforced != enforced) { 13141 mSettings.mReadExternalStorageEnforced = enforced; 13142 mSettings.writeLPr(); 13143 } 13144 } 13145 // kill any non-foreground processes so we restart them and 13146 // grant/revoke the GID. 13147 final IActivityManager am = ActivityManagerNative.getDefault(); 13148 if (am != null) { 13149 final long token = Binder.clearCallingIdentity(); 13150 try { 13151 am.killProcessesBelowForeground("setPermissionEnforcement"); 13152 } catch (RemoteException e) { 13153 } finally { 13154 Binder.restoreCallingIdentity(token); 13155 } 13156 } 13157 } else { 13158 throw new IllegalArgumentException("No selective enforcement for " + permission); 13159 } 13160 } 13161 13162 @Override 13163 @Deprecated 13164 public boolean isPermissionEnforced(String permission) { 13165 return true; 13166 } 13167 13168 @Override 13169 public boolean isStorageLow() { 13170 final long token = Binder.clearCallingIdentity(); 13171 try { 13172 final DeviceStorageMonitorInternal 13173 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13174 if (dsm != null) { 13175 return dsm.isMemoryLow(); 13176 } else { 13177 return false; 13178 } 13179 } finally { 13180 Binder.restoreCallingIdentity(token); 13181 } 13182 } 13183 13184 @Override 13185 public IPackageInstaller getPackageInstaller() { 13186 return mInstallerService; 13187 } 13188 13189 private boolean userNeedsBadging(int userId) { 13190 int index = mUserNeedsBadging.indexOfKey(userId); 13191 if (index < 0) { 13192 final UserInfo userInfo; 13193 final long token = Binder.clearCallingIdentity(); 13194 try { 13195 userInfo = sUserManager.getUserInfo(userId); 13196 } finally { 13197 Binder.restoreCallingIdentity(token); 13198 } 13199 final boolean b; 13200 if (userInfo != null && userInfo.isManagedProfile()) { 13201 b = true; 13202 } else { 13203 b = false; 13204 } 13205 mUserNeedsBadging.put(userId, b); 13206 return b; 13207 } 13208 return mUserNeedsBadging.valueAt(index); 13209 } 13210 13211 @Override 13212 public KeySetHandle getKeySetByAlias(String packageName, String alias) { 13213 if (packageName == null || alias == null) { 13214 return null; 13215 } 13216 synchronized(mPackages) { 13217 final PackageParser.Package pkg = mPackages.get(packageName); 13218 if (pkg == null) { 13219 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13220 throw new IllegalArgumentException("Unknown package: " + packageName); 13221 } 13222 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13223 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13224 throw new SecurityException("May not access KeySets defined by" 13225 + " aliases in other applications."); 13226 } 13227 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13228 return ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias); 13229 } 13230 } 13231 13232 @Override 13233 public KeySetHandle getSigningKeySet(String packageName) { 13234 if (packageName == null) { 13235 return null; 13236 } 13237 synchronized(mPackages) { 13238 final PackageParser.Package pkg = mPackages.get(packageName); 13239 if (pkg == null) { 13240 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13241 throw new IllegalArgumentException("Unknown package: " + packageName); 13242 } 13243 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13244 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13245 throw new SecurityException("May not access signing KeySet of other apps."); 13246 } 13247 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13248 return ksms.getSigningKeySetByPackageNameLPr(packageName); 13249 } 13250 } 13251 13252 @Override 13253 public boolean isPackageSignedByKeySet(String packageName, IBinder ks) { 13254 if (packageName == null || ks == null) { 13255 return false; 13256 } 13257 synchronized(mPackages) { 13258 final PackageParser.Package pkg = mPackages.get(packageName); 13259 if (pkg == null) { 13260 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13261 throw new IllegalArgumentException("Unknown package: " + packageName); 13262 } 13263 if (ks instanceof KeySetHandle) { 13264 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13265 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ks); 13266 } 13267 return false; 13268 } 13269 } 13270 13271 @Override 13272 public boolean isPackageSignedByKeySetExactly(String packageName, IBinder ks) { 13273 if (packageName == null || ks == null) { 13274 return false; 13275 } 13276 synchronized(mPackages) { 13277 final PackageParser.Package pkg = mPackages.get(packageName); 13278 if (pkg == null) { 13279 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13280 throw new IllegalArgumentException("Unknown package: " + packageName); 13281 } 13282 if (ks instanceof KeySetHandle) { 13283 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13284 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ks); 13285 } 13286 return false; 13287 } 13288 } 13289} 13290