PackageManagerService.java revision ec9bad2015c6d3bc91bab66f0824043c1e24d013
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 45import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 46import static android.content.pm.PackageParser.isApkFile; 47import static android.os.Process.PACKAGE_INFO_GID; 48import static android.os.Process.SYSTEM_UID; 49import static android.system.OsConstants.O_CREAT; 50import static android.system.OsConstants.O_RDWR; 51import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 52import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 53import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 54import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 55import static com.android.internal.util.ArrayUtils.appendInt; 56import static com.android.internal.util.ArrayUtils.removeInt; 57 58import android.util.ArrayMap; 59 60import com.android.internal.R; 61import com.android.internal.app.IMediaContainerService; 62import com.android.internal.app.ResolverActivity; 63import com.android.internal.content.NativeLibraryHelper; 64import com.android.internal.content.PackageHelper; 65import com.android.internal.os.IParcelFileDescriptorFactory; 66import com.android.internal.util.ArrayUtils; 67import com.android.internal.util.FastPrintWriter; 68import com.android.internal.util.FastXmlSerializer; 69import com.android.internal.util.IndentingPrintWriter; 70import com.android.server.EventLogTags; 71import com.android.server.IntentResolver; 72import com.android.server.LocalServices; 73import com.android.server.ServiceThread; 74import com.android.server.SystemConfig; 75import com.android.server.Watchdog; 76import com.android.server.pm.Settings.DatabaseVersion; 77import com.android.server.storage.DeviceStorageMonitorInternal; 78 79import org.xmlpull.v1.XmlSerializer; 80 81import android.app.ActivityManager; 82import android.app.ActivityManagerNative; 83import android.app.IActivityManager; 84import android.app.admin.IDevicePolicyManager; 85import android.app.backup.IBackupManager; 86import android.content.BroadcastReceiver; 87import android.content.ComponentName; 88import android.content.Context; 89import android.content.IIntentReceiver; 90import android.content.Intent; 91import android.content.IntentFilter; 92import android.content.IntentSender; 93import android.content.IntentSender.SendIntentException; 94import android.content.ServiceConnection; 95import android.content.pm.ActivityInfo; 96import android.content.pm.ApplicationInfo; 97import android.content.pm.FeatureInfo; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageParser; 119import android.content.pm.PackageStats; 120import android.content.pm.PackageUserState; 121import android.content.pm.ParceledListSlice; 122import android.content.pm.PermissionGroupInfo; 123import android.content.pm.PermissionInfo; 124import android.content.pm.ProviderInfo; 125import android.content.pm.ResolveInfo; 126import android.content.pm.ServiceInfo; 127import android.content.pm.Signature; 128import android.content.pm.UserInfo; 129import android.content.pm.VerificationParams; 130import android.content.pm.VerifierDeviceIdentity; 131import android.content.pm.VerifierInfo; 132import android.content.res.Resources; 133import android.hardware.display.DisplayManager; 134import android.net.Uri; 135import android.os.Binder; 136import android.os.Build; 137import android.os.Bundle; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.storage.StorageManager; 141import android.os.FileUtils; 142import android.os.Handler; 143import android.os.IBinder; 144import android.os.Looper; 145import android.os.Message; 146import android.os.Parcel; 147import android.os.ParcelFileDescriptor; 148import android.os.Process; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.security.KeyStore; 157import android.security.SystemKeyStore; 158import android.system.ErrnoException; 159import android.system.Os; 160import android.system.StructStat; 161import android.text.TextUtils; 162import android.util.ArraySet; 163import android.util.AtomicFile; 164import android.util.DisplayMetrics; 165import android.util.EventLog; 166import android.util.ExceptionUtils; 167import android.util.Log; 168import android.util.LogPrinter; 169import android.util.PrintStreamPrinter; 170import android.util.Slog; 171import android.util.SparseArray; 172import android.util.SparseBooleanArray; 173import android.view.Display; 174 175import java.io.BufferedInputStream; 176import java.io.BufferedOutputStream; 177import java.io.File; 178import java.io.FileDescriptor; 179import java.io.FileInputStream; 180import java.io.FileNotFoundException; 181import java.io.FileOutputStream; 182import java.io.FilenameFilter; 183import java.io.IOException; 184import java.io.InputStream; 185import java.io.PrintWriter; 186import java.nio.charset.StandardCharsets; 187import java.security.NoSuchAlgorithmException; 188import java.security.PublicKey; 189import java.security.cert.CertificateEncodingException; 190import java.security.cert.CertificateException; 191import java.text.SimpleDateFormat; 192import java.util.ArrayList; 193import java.util.Arrays; 194import java.util.Collection; 195import java.util.Collections; 196import java.util.Comparator; 197import java.util.Date; 198import java.util.HashMap; 199import java.util.HashSet; 200import java.util.Iterator; 201import java.util.List; 202import java.util.Map; 203import java.util.Set; 204import java.util.concurrent.atomic.AtomicBoolean; 205import java.util.concurrent.atomic.AtomicLong; 206 207import dalvik.system.DexFile; 208import dalvik.system.StaleDexCacheError; 209import dalvik.system.VMRuntime; 210 211import libcore.io.IoUtils; 212import libcore.util.EmptyArray; 213 214/** 215 * Keep track of all those .apks everywhere. 216 * 217 * This is very central to the platform's security; please run the unit 218 * tests whenever making modifications here: 219 * 220mmm frameworks/base/tests/AndroidTests 221adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 222adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 223 * 224 * {@hide} 225 */ 226public class PackageManagerService extends IPackageManager.Stub { 227 static final String TAG = "PackageManager"; 228 static final boolean DEBUG_SETTINGS = false; 229 static final boolean DEBUG_PREFERRED = false; 230 static final boolean DEBUG_UPGRADE = false; 231 private static final boolean DEBUG_INSTALL = false; 232 private static final boolean DEBUG_REMOVE = false; 233 private static final boolean DEBUG_BROADCASTS = false; 234 private static final boolean DEBUG_SHOW_INFO = false; 235 private static final boolean DEBUG_PACKAGE_INFO = false; 236 private static final boolean DEBUG_INTENT_MATCHING = false; 237 private static final boolean DEBUG_PACKAGE_SCANNING = false; 238 private static final boolean DEBUG_VERIFY = false; 239 private static final boolean DEBUG_DEXOPT = false; 240 private static final boolean DEBUG_ABI_SELECTION = false; 241 242 private static final int RADIO_UID = Process.PHONE_UID; 243 private static final int LOG_UID = Process.LOG_UID; 244 private static final int NFC_UID = Process.NFC_UID; 245 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 246 private static final int SHELL_UID = Process.SHELL_UID; 247 248 // Cap the size of permission trees that 3rd party apps can define 249 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 250 251 // Suffix used during package installation when copying/moving 252 // package apks to install directory. 253 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 254 255 static final int SCAN_NO_DEX = 1<<1; 256 static final int SCAN_FORCE_DEX = 1<<2; 257 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 258 static final int SCAN_NEW_INSTALL = 1<<4; 259 static final int SCAN_NO_PATHS = 1<<5; 260 static final int SCAN_UPDATE_TIME = 1<<6; 261 static final int SCAN_DEFER_DEX = 1<<7; 262 static final int SCAN_BOOTING = 1<<8; 263 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 264 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 265 static final int SCAN_REPLACING = 1<<11; 266 267 static final int REMOVE_CHATTY = 1<<16; 268 269 /** 270 * Timeout (in milliseconds) after which the watchdog should declare that 271 * our handler thread is wedged. The usual default for such things is one 272 * minute but we sometimes do very lengthy I/O operations on this thread, 273 * such as installing multi-gigabyte applications, so ours needs to be longer. 274 */ 275 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 276 277 /** 278 * Whether verification is enabled by default. 279 */ 280 private static final boolean DEFAULT_VERIFY_ENABLE = true; 281 282 /** 283 * The default maximum time to wait for the verification agent to return in 284 * milliseconds. 285 */ 286 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 287 288 /** 289 * The default response for package verification timeout. 290 * 291 * This can be either PackageManager.VERIFICATION_ALLOW or 292 * PackageManager.VERIFICATION_REJECT. 293 */ 294 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 295 296 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 297 298 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 299 DEFAULT_CONTAINER_PACKAGE, 300 "com.android.defcontainer.DefaultContainerService"); 301 302 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 303 304 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 305 306 private static String sPreferredInstructionSet; 307 308 final ServiceThread mHandlerThread; 309 310 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 311 private static final String IDMAP_SUFFIX = "@idmap"; 312 313 final PackageHandler mHandler; 314 315 /** 316 * Messages for {@link #mHandler} that need to wait for system ready before 317 * being dispatched. 318 */ 319 private ArrayList<Message> mPostSystemReadyMessages; 320 321 final int mSdkVersion = Build.VERSION.SDK_INT; 322 323 final Context mContext; 324 final boolean mFactoryTest; 325 final boolean mOnlyCore; 326 final DisplayMetrics mMetrics; 327 final int mDefParseFlags; 328 final String[] mSeparateProcesses; 329 330 // This is where all application persistent data goes. 331 final File mAppDataDir; 332 333 // This is where all application persistent data goes for secondary users. 334 final File mUserAppDataDir; 335 336 /** The location for ASEC container files on internal storage. */ 337 final String mAsecInternalPath; 338 339 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 340 // LOCK HELD. Can be called with mInstallLock held. 341 final Installer mInstaller; 342 343 /** Directory where installed third-party apps stored */ 344 final File mAppInstallDir; 345 346 /** 347 * Directory to which applications installed internally have their 348 * 32 bit native libraries copied. 349 */ 350 private File mAppLib32InstallDir; 351 352 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 353 // apps. 354 final File mDrmAppPrivateInstallDir; 355 356 // ---------------------------------------------------------------- 357 358 // Lock for state used when installing and doing other long running 359 // operations. Methods that must be called with this lock held have 360 // the suffix "LI". 361 final Object mInstallLock = new Object(); 362 363 // ---------------------------------------------------------------- 364 365 // Keys are String (package name), values are Package. This also serves 366 // as the lock for the global state. Methods that must be called with 367 // this lock held have the prefix "LP". 368 final HashMap<String, PackageParser.Package> mPackages = 369 new HashMap<String, PackageParser.Package>(); 370 371 // Tracks available target package names -> overlay package paths. 372 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 373 new HashMap<String, HashMap<String, PackageParser.Package>>(); 374 375 final Settings mSettings; 376 boolean mRestoredSettings; 377 378 // System configuration read by SystemConfig. 379 final int[] mGlobalGids; 380 final SparseArray<HashSet<String>> mSystemPermissions; 381 final HashMap<String, FeatureInfo> mAvailableFeatures; 382 383 // If mac_permissions.xml was found for seinfo labeling. 384 boolean mFoundPolicyFile; 385 386 // If a recursive restorecon of /data/data/<pkg> is needed. 387 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 388 389 public static final class SharedLibraryEntry { 390 public final String path; 391 public final String apk; 392 393 SharedLibraryEntry(String _path, String _apk) { 394 path = _path; 395 apk = _apk; 396 } 397 } 398 399 // Currently known shared libraries. 400 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 401 new HashMap<String, SharedLibraryEntry>(); 402 403 // All available activities, for your resolving pleasure. 404 final ActivityIntentResolver mActivities = 405 new ActivityIntentResolver(); 406 407 // All available receivers, for your resolving pleasure. 408 final ActivityIntentResolver mReceivers = 409 new ActivityIntentResolver(); 410 411 // All available services, for your resolving pleasure. 412 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 413 414 // All available providers, for your resolving pleasure. 415 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 416 417 // Mapping from provider base names (first directory in content URI codePath) 418 // to the provider information. 419 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 420 new HashMap<String, PackageParser.Provider>(); 421 422 // Mapping from instrumentation class names to info about them. 423 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 424 new HashMap<ComponentName, PackageParser.Instrumentation>(); 425 426 // Mapping from permission names to info about them. 427 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 428 new HashMap<String, PackageParser.PermissionGroup>(); 429 430 // Packages whose data we have transfered into another package, thus 431 // should no longer exist. 432 final HashSet<String> mTransferedPackages = new HashSet<String>(); 433 434 // Broadcast actions that are only available to the system. 435 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 436 437 /** List of packages waiting for verification. */ 438 final SparseArray<PackageVerificationState> mPendingVerification 439 = new SparseArray<PackageVerificationState>(); 440 441 /** Set of packages associated with each app op permission. */ 442 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 443 444 final PackageInstallerService mInstallerService; 445 446 HashSet<PackageParser.Package> mDeferredDexOpt = null; 447 448 // Cache of users who need badging. 449 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 450 451 /** Token for keys in mPendingVerification. */ 452 private int mPendingVerificationToken = 0; 453 454 volatile boolean mSystemReady; 455 volatile boolean mSafeMode; 456 volatile boolean mHasSystemUidErrors; 457 458 ApplicationInfo mAndroidApplication; 459 final ActivityInfo mResolveActivity = new ActivityInfo(); 460 final ResolveInfo mResolveInfo = new ResolveInfo(); 461 ComponentName mResolveComponentName; 462 PackageParser.Package mPlatformPackage; 463 ComponentName mCustomResolverComponentName; 464 465 boolean mResolverReplaced = false; 466 467 // Set of pending broadcasts for aggregating enable/disable of components. 468 static class PendingPackageBroadcasts { 469 // for each user id, a map of <package name -> components within that package> 470 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 471 472 public PendingPackageBroadcasts() { 473 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 474 } 475 476 public ArrayList<String> get(int userId, String packageName) { 477 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 478 return packages.get(packageName); 479 } 480 481 public void put(int userId, String packageName, ArrayList<String> components) { 482 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 483 packages.put(packageName, components); 484 } 485 486 public void remove(int userId, String packageName) { 487 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 488 if (packages != null) { 489 packages.remove(packageName); 490 } 491 } 492 493 public void remove(int userId) { 494 mUidMap.remove(userId); 495 } 496 497 public int userIdCount() { 498 return mUidMap.size(); 499 } 500 501 public int userIdAt(int n) { 502 return mUidMap.keyAt(n); 503 } 504 505 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 506 return mUidMap.get(userId); 507 } 508 509 public int size() { 510 // total number of pending broadcast entries across all userIds 511 int num = 0; 512 for (int i = 0; i< mUidMap.size(); i++) { 513 num += mUidMap.valueAt(i).size(); 514 } 515 return num; 516 } 517 518 public void clear() { 519 mUidMap.clear(); 520 } 521 522 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 523 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 524 if (map == null) { 525 map = new HashMap<String, ArrayList<String>>(); 526 mUidMap.put(userId, map); 527 } 528 return map; 529 } 530 } 531 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 532 533 // Service Connection to remote media container service to copy 534 // package uri's from external media onto secure containers 535 // or internal storage. 536 private IMediaContainerService mContainerService = null; 537 538 static final int SEND_PENDING_BROADCAST = 1; 539 static final int MCS_BOUND = 3; 540 static final int END_COPY = 4; 541 static final int INIT_COPY = 5; 542 static final int MCS_UNBIND = 6; 543 static final int START_CLEANING_PACKAGE = 7; 544 static final int FIND_INSTALL_LOC = 8; 545 static final int POST_INSTALL = 9; 546 static final int MCS_RECONNECT = 10; 547 static final int MCS_GIVE_UP = 11; 548 static final int UPDATED_MEDIA_STATUS = 12; 549 static final int WRITE_SETTINGS = 13; 550 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 551 static final int PACKAGE_VERIFIED = 15; 552 static final int CHECK_PENDING_VERIFICATION = 16; 553 554 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 555 556 // Delay time in millisecs 557 static final int BROADCAST_DELAY = 10 * 1000; 558 559 static UserManagerService sUserManager; 560 561 // Stores a list of users whose package restrictions file needs to be updated 562 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 563 564 final private DefaultContainerConnection mDefContainerConn = 565 new DefaultContainerConnection(); 566 class DefaultContainerConnection implements ServiceConnection { 567 public void onServiceConnected(ComponentName name, IBinder service) { 568 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 569 IMediaContainerService imcs = 570 IMediaContainerService.Stub.asInterface(service); 571 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 572 } 573 574 public void onServiceDisconnected(ComponentName name) { 575 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 576 } 577 }; 578 579 // Recordkeeping of restore-after-install operations that are currently in flight 580 // between the Package Manager and the Backup Manager 581 class PostInstallData { 582 public InstallArgs args; 583 public PackageInstalledInfo res; 584 585 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 586 args = _a; 587 res = _r; 588 } 589 }; 590 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 591 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 592 593 private final String mRequiredVerifierPackage; 594 595 private final PackageUsage mPackageUsage = new PackageUsage(); 596 597 private class PackageUsage { 598 private static final int WRITE_INTERVAL 599 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 600 601 private final Object mFileLock = new Object(); 602 private final AtomicLong mLastWritten = new AtomicLong(0); 603 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 604 605 private boolean mIsHistoricalPackageUsageAvailable = true; 606 607 boolean isHistoricalPackageUsageAvailable() { 608 return mIsHistoricalPackageUsageAvailable; 609 } 610 611 void write(boolean force) { 612 if (force) { 613 writeInternal(); 614 return; 615 } 616 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 617 && !DEBUG_DEXOPT) { 618 return; 619 } 620 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 621 new Thread("PackageUsage_DiskWriter") { 622 @Override 623 public void run() { 624 try { 625 writeInternal(); 626 } finally { 627 mBackgroundWriteRunning.set(false); 628 } 629 } 630 }.start(); 631 } 632 } 633 634 private void writeInternal() { 635 synchronized (mPackages) { 636 synchronized (mFileLock) { 637 AtomicFile file = getFile(); 638 FileOutputStream f = null; 639 try { 640 f = file.startWrite(); 641 BufferedOutputStream out = new BufferedOutputStream(f); 642 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 643 StringBuilder sb = new StringBuilder(); 644 for (PackageParser.Package pkg : mPackages.values()) { 645 if (pkg.mLastPackageUsageTimeInMills == 0) { 646 continue; 647 } 648 sb.setLength(0); 649 sb.append(pkg.packageName); 650 sb.append(' '); 651 sb.append((long)pkg.mLastPackageUsageTimeInMills); 652 sb.append('\n'); 653 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 654 } 655 out.flush(); 656 file.finishWrite(f); 657 } catch (IOException e) { 658 if (f != null) { 659 file.failWrite(f); 660 } 661 Log.e(TAG, "Failed to write package usage times", e); 662 } 663 } 664 } 665 mLastWritten.set(SystemClock.elapsedRealtime()); 666 } 667 668 void readLP() { 669 synchronized (mFileLock) { 670 AtomicFile file = getFile(); 671 BufferedInputStream in = null; 672 try { 673 in = new BufferedInputStream(file.openRead()); 674 StringBuffer sb = new StringBuffer(); 675 while (true) { 676 String packageName = readToken(in, sb, ' '); 677 if (packageName == null) { 678 break; 679 } 680 String timeInMillisString = readToken(in, sb, '\n'); 681 if (timeInMillisString == null) { 682 throw new IOException("Failed to find last usage time for package " 683 + packageName); 684 } 685 PackageParser.Package pkg = mPackages.get(packageName); 686 if (pkg == null) { 687 continue; 688 } 689 long timeInMillis; 690 try { 691 timeInMillis = Long.parseLong(timeInMillisString.toString()); 692 } catch (NumberFormatException e) { 693 throw new IOException("Failed to parse " + timeInMillisString 694 + " as a long.", e); 695 } 696 pkg.mLastPackageUsageTimeInMills = timeInMillis; 697 } 698 } catch (FileNotFoundException expected) { 699 mIsHistoricalPackageUsageAvailable = false; 700 } catch (IOException e) { 701 Log.w(TAG, "Failed to read package usage times", e); 702 } finally { 703 IoUtils.closeQuietly(in); 704 } 705 } 706 mLastWritten.set(SystemClock.elapsedRealtime()); 707 } 708 709 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 710 throws IOException { 711 sb.setLength(0); 712 while (true) { 713 int ch = in.read(); 714 if (ch == -1) { 715 if (sb.length() == 0) { 716 return null; 717 } 718 throw new IOException("Unexpected EOF"); 719 } 720 if (ch == endOfToken) { 721 return sb.toString(); 722 } 723 sb.append((char)ch); 724 } 725 } 726 727 private AtomicFile getFile() { 728 File dataDir = Environment.getDataDirectory(); 729 File systemDir = new File(dataDir, "system"); 730 File fname = new File(systemDir, "package-usage.list"); 731 return new AtomicFile(fname); 732 } 733 } 734 735 class PackageHandler extends Handler { 736 private boolean mBound = false; 737 final ArrayList<HandlerParams> mPendingInstalls = 738 new ArrayList<HandlerParams>(); 739 740 private boolean connectToService() { 741 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 742 " DefaultContainerService"); 743 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 744 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 745 if (mContext.bindServiceAsUser(service, mDefContainerConn, 746 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 747 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 748 mBound = true; 749 return true; 750 } 751 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 752 return false; 753 } 754 755 private void disconnectService() { 756 mContainerService = null; 757 mBound = false; 758 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 759 mContext.unbindService(mDefContainerConn); 760 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 761 } 762 763 PackageHandler(Looper looper) { 764 super(looper); 765 } 766 767 public void handleMessage(Message msg) { 768 try { 769 doHandleMessage(msg); 770 } finally { 771 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 772 } 773 } 774 775 void doHandleMessage(Message msg) { 776 switch (msg.what) { 777 case INIT_COPY: { 778 HandlerParams params = (HandlerParams) msg.obj; 779 int idx = mPendingInstalls.size(); 780 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 781 // If a bind was already initiated we dont really 782 // need to do anything. The pending install 783 // will be processed later on. 784 if (!mBound) { 785 // If this is the only one pending we might 786 // have to bind to the service again. 787 if (!connectToService()) { 788 Slog.e(TAG, "Failed to bind to media container service"); 789 params.serviceError(); 790 return; 791 } else { 792 // Once we bind to the service, the first 793 // pending request will be processed. 794 mPendingInstalls.add(idx, params); 795 } 796 } else { 797 mPendingInstalls.add(idx, params); 798 // Already bound to the service. Just make 799 // sure we trigger off processing the first request. 800 if (idx == 0) { 801 mHandler.sendEmptyMessage(MCS_BOUND); 802 } 803 } 804 break; 805 } 806 case MCS_BOUND: { 807 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 808 if (msg.obj != null) { 809 mContainerService = (IMediaContainerService) msg.obj; 810 } 811 if (mContainerService == null) { 812 // Something seriously wrong. Bail out 813 Slog.e(TAG, "Cannot bind to media container service"); 814 for (HandlerParams params : mPendingInstalls) { 815 // Indicate service bind error 816 params.serviceError(); 817 } 818 mPendingInstalls.clear(); 819 } else if (mPendingInstalls.size() > 0) { 820 HandlerParams params = mPendingInstalls.get(0); 821 if (params != null) { 822 if (params.startCopy()) { 823 // We are done... look for more work or to 824 // go idle. 825 if (DEBUG_SD_INSTALL) Log.i(TAG, 826 "Checking for more work or unbind..."); 827 // Delete pending install 828 if (mPendingInstalls.size() > 0) { 829 mPendingInstalls.remove(0); 830 } 831 if (mPendingInstalls.size() == 0) { 832 if (mBound) { 833 if (DEBUG_SD_INSTALL) Log.i(TAG, 834 "Posting delayed MCS_UNBIND"); 835 removeMessages(MCS_UNBIND); 836 Message ubmsg = obtainMessage(MCS_UNBIND); 837 // Unbind after a little delay, to avoid 838 // continual thrashing. 839 sendMessageDelayed(ubmsg, 10000); 840 } 841 } else { 842 // There are more pending requests in queue. 843 // Just post MCS_BOUND message to trigger processing 844 // of next pending install. 845 if (DEBUG_SD_INSTALL) Log.i(TAG, 846 "Posting MCS_BOUND for next work"); 847 mHandler.sendEmptyMessage(MCS_BOUND); 848 } 849 } 850 } 851 } else { 852 // Should never happen ideally. 853 Slog.w(TAG, "Empty queue"); 854 } 855 break; 856 } 857 case MCS_RECONNECT: { 858 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 859 if (mPendingInstalls.size() > 0) { 860 if (mBound) { 861 disconnectService(); 862 } 863 if (!connectToService()) { 864 Slog.e(TAG, "Failed to bind to media container service"); 865 for (HandlerParams params : mPendingInstalls) { 866 // Indicate service bind error 867 params.serviceError(); 868 } 869 mPendingInstalls.clear(); 870 } 871 } 872 break; 873 } 874 case MCS_UNBIND: { 875 // If there is no actual work left, then time to unbind. 876 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 877 878 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 879 if (mBound) { 880 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 881 882 disconnectService(); 883 } 884 } else if (mPendingInstalls.size() > 0) { 885 // There are more pending requests in queue. 886 // Just post MCS_BOUND message to trigger processing 887 // of next pending install. 888 mHandler.sendEmptyMessage(MCS_BOUND); 889 } 890 891 break; 892 } 893 case MCS_GIVE_UP: { 894 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 895 mPendingInstalls.remove(0); 896 break; 897 } 898 case SEND_PENDING_BROADCAST: { 899 String packages[]; 900 ArrayList<String> components[]; 901 int size = 0; 902 int uids[]; 903 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 904 synchronized (mPackages) { 905 if (mPendingBroadcasts == null) { 906 return; 907 } 908 size = mPendingBroadcasts.size(); 909 if (size <= 0) { 910 // Nothing to be done. Just return 911 return; 912 } 913 packages = new String[size]; 914 components = new ArrayList[size]; 915 uids = new int[size]; 916 int i = 0; // filling out the above arrays 917 918 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 919 int packageUserId = mPendingBroadcasts.userIdAt(n); 920 Iterator<Map.Entry<String, ArrayList<String>>> it 921 = mPendingBroadcasts.packagesForUserId(packageUserId) 922 .entrySet().iterator(); 923 while (it.hasNext() && i < size) { 924 Map.Entry<String, ArrayList<String>> ent = it.next(); 925 packages[i] = ent.getKey(); 926 components[i] = ent.getValue(); 927 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 928 uids[i] = (ps != null) 929 ? UserHandle.getUid(packageUserId, ps.appId) 930 : -1; 931 i++; 932 } 933 } 934 size = i; 935 mPendingBroadcasts.clear(); 936 } 937 // Send broadcasts 938 for (int i = 0; i < size; i++) { 939 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 940 } 941 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 942 break; 943 } 944 case START_CLEANING_PACKAGE: { 945 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 946 final String packageName = (String)msg.obj; 947 final int userId = msg.arg1; 948 final boolean andCode = msg.arg2 != 0; 949 synchronized (mPackages) { 950 if (userId == UserHandle.USER_ALL) { 951 int[] users = sUserManager.getUserIds(); 952 for (int user : users) { 953 mSettings.addPackageToCleanLPw( 954 new PackageCleanItem(user, packageName, andCode)); 955 } 956 } else { 957 mSettings.addPackageToCleanLPw( 958 new PackageCleanItem(userId, packageName, andCode)); 959 } 960 } 961 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 962 startCleaningPackages(); 963 } break; 964 case POST_INSTALL: { 965 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 966 PostInstallData data = mRunningInstalls.get(msg.arg1); 967 mRunningInstalls.delete(msg.arg1); 968 boolean deleteOld = false; 969 970 if (data != null) { 971 InstallArgs args = data.args; 972 PackageInstalledInfo res = data.res; 973 974 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 975 res.removedInfo.sendBroadcast(false, true, false); 976 Bundle extras = new Bundle(1); 977 extras.putInt(Intent.EXTRA_UID, res.uid); 978 // Determine the set of users who are adding this 979 // package for the first time vs. those who are seeing 980 // an update. 981 int[] firstUsers; 982 int[] updateUsers = new int[0]; 983 if (res.origUsers == null || res.origUsers.length == 0) { 984 firstUsers = res.newUsers; 985 } else { 986 firstUsers = new int[0]; 987 for (int i=0; i<res.newUsers.length; i++) { 988 int user = res.newUsers[i]; 989 boolean isNew = true; 990 for (int j=0; j<res.origUsers.length; j++) { 991 if (res.origUsers[j] == user) { 992 isNew = false; 993 break; 994 } 995 } 996 if (isNew) { 997 int[] newFirst = new int[firstUsers.length+1]; 998 System.arraycopy(firstUsers, 0, newFirst, 0, 999 firstUsers.length); 1000 newFirst[firstUsers.length] = user; 1001 firstUsers = newFirst; 1002 } else { 1003 int[] newUpdate = new int[updateUsers.length+1]; 1004 System.arraycopy(updateUsers, 0, newUpdate, 0, 1005 updateUsers.length); 1006 newUpdate[updateUsers.length] = user; 1007 updateUsers = newUpdate; 1008 } 1009 } 1010 } 1011 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1012 res.pkg.applicationInfo.packageName, 1013 extras, null, null, firstUsers); 1014 final boolean update = res.removedInfo.removedPackage != null; 1015 if (update) { 1016 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1017 } 1018 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1019 res.pkg.applicationInfo.packageName, 1020 extras, null, null, updateUsers); 1021 if (update) { 1022 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1023 res.pkg.applicationInfo.packageName, 1024 extras, null, null, updateUsers); 1025 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1026 null, null, 1027 res.pkg.applicationInfo.packageName, null, updateUsers); 1028 1029 // treat asec-hosted packages like removable media on upgrade 1030 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1031 if (DEBUG_INSTALL) { 1032 Slog.i(TAG, "upgrading pkg " + res.pkg 1033 + " is ASEC-hosted -> AVAILABLE"); 1034 } 1035 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1036 ArrayList<String> pkgList = new ArrayList<String>(1); 1037 pkgList.add(res.pkg.applicationInfo.packageName); 1038 sendResourcesChangedBroadcast(true, true, 1039 pkgList,uidArray, null); 1040 } 1041 } 1042 if (res.removedInfo.args != null) { 1043 // Remove the replaced package's older resources safely now 1044 deleteOld = true; 1045 } 1046 1047 // Log current value of "unknown sources" setting 1048 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1049 getUnknownSourcesSettings()); 1050 } 1051 // Force a gc to clear up things 1052 Runtime.getRuntime().gc(); 1053 // We delete after a gc for applications on sdcard. 1054 if (deleteOld) { 1055 synchronized (mInstallLock) { 1056 res.removedInfo.args.doPostDeleteLI(true); 1057 } 1058 } 1059 if (args.observer != null) { 1060 try { 1061 Bundle extras = extrasForInstallResult(res); 1062 args.observer.onPackageInstalled(res.name, res.returnCode, 1063 res.returnMsg, extras); 1064 } catch (RemoteException e) { 1065 Slog.i(TAG, "Observer no longer exists."); 1066 } 1067 } 1068 } else { 1069 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1070 } 1071 } break; 1072 case UPDATED_MEDIA_STATUS: { 1073 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1074 boolean reportStatus = msg.arg1 == 1; 1075 boolean doGc = msg.arg2 == 1; 1076 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1077 if (doGc) { 1078 // Force a gc to clear up stale containers. 1079 Runtime.getRuntime().gc(); 1080 } 1081 if (msg.obj != null) { 1082 @SuppressWarnings("unchecked") 1083 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1084 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1085 // Unload containers 1086 unloadAllContainers(args); 1087 } 1088 if (reportStatus) { 1089 try { 1090 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1091 PackageHelper.getMountService().finishMediaUpdate(); 1092 } catch (RemoteException e) { 1093 Log.e(TAG, "MountService not running?"); 1094 } 1095 } 1096 } break; 1097 case WRITE_SETTINGS: { 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1099 synchronized (mPackages) { 1100 removeMessages(WRITE_SETTINGS); 1101 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1102 mSettings.writeLPr(); 1103 mDirtyUsers.clear(); 1104 } 1105 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1106 } break; 1107 case WRITE_PACKAGE_RESTRICTIONS: { 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 synchronized (mPackages) { 1110 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1111 for (int userId : mDirtyUsers) { 1112 mSettings.writePackageRestrictionsLPr(userId); 1113 } 1114 mDirtyUsers.clear(); 1115 } 1116 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1117 } break; 1118 case CHECK_PENDING_VERIFICATION: { 1119 final int verificationId = msg.arg1; 1120 final PackageVerificationState state = mPendingVerification.get(verificationId); 1121 1122 if ((state != null) && !state.timeoutExtended()) { 1123 final InstallArgs args = state.getInstallArgs(); 1124 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1125 1126 Slog.i(TAG, "Verification timed out for " + originUri); 1127 mPendingVerification.remove(verificationId); 1128 1129 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1130 1131 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1132 Slog.i(TAG, "Continuing with installation of " + originUri); 1133 state.setVerifierResponse(Binder.getCallingUid(), 1134 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1135 broadcastPackageVerified(verificationId, originUri, 1136 PackageManager.VERIFICATION_ALLOW, 1137 state.getInstallArgs().getUser()); 1138 try { 1139 ret = args.copyApk(mContainerService, true); 1140 } catch (RemoteException e) { 1141 Slog.e(TAG, "Could not contact the ContainerService"); 1142 } 1143 } else { 1144 broadcastPackageVerified(verificationId, originUri, 1145 PackageManager.VERIFICATION_REJECT, 1146 state.getInstallArgs().getUser()); 1147 } 1148 1149 processPendingInstall(args, ret); 1150 mHandler.sendEmptyMessage(MCS_UNBIND); 1151 } 1152 break; 1153 } 1154 case PACKAGE_VERIFIED: { 1155 final int verificationId = msg.arg1; 1156 1157 final PackageVerificationState state = mPendingVerification.get(verificationId); 1158 if (state == null) { 1159 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1160 break; 1161 } 1162 1163 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1164 1165 state.setVerifierResponse(response.callerUid, response.code); 1166 1167 if (state.isVerificationComplete()) { 1168 mPendingVerification.remove(verificationId); 1169 1170 final InstallArgs args = state.getInstallArgs(); 1171 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1172 1173 int ret; 1174 if (state.isInstallAllowed()) { 1175 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1176 broadcastPackageVerified(verificationId, originUri, 1177 response.code, state.getInstallArgs().getUser()); 1178 try { 1179 ret = args.copyApk(mContainerService, true); 1180 } catch (RemoteException e) { 1181 Slog.e(TAG, "Could not contact the ContainerService"); 1182 } 1183 } else { 1184 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1185 } 1186 1187 processPendingInstall(args, ret); 1188 1189 mHandler.sendEmptyMessage(MCS_UNBIND); 1190 } 1191 1192 break; 1193 } 1194 } 1195 } 1196 } 1197 1198 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1199 Bundle extras = null; 1200 switch (res.returnCode) { 1201 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1202 extras = new Bundle(); 1203 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1204 res.origPermission); 1205 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1206 res.origPackage); 1207 break; 1208 } 1209 } 1210 return extras; 1211 } 1212 1213 void scheduleWriteSettingsLocked() { 1214 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1215 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1216 } 1217 } 1218 1219 void scheduleWritePackageRestrictionsLocked(int userId) { 1220 if (!sUserManager.exists(userId)) return; 1221 mDirtyUsers.add(userId); 1222 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1223 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1224 } 1225 } 1226 1227 public static final PackageManagerService main(Context context, Installer installer, 1228 boolean factoryTest, boolean onlyCore) { 1229 PackageManagerService m = new PackageManagerService(context, installer, 1230 factoryTest, onlyCore); 1231 ServiceManager.addService("package", m); 1232 return m; 1233 } 1234 1235 static String[] splitString(String str, char sep) { 1236 int count = 1; 1237 int i = 0; 1238 while ((i=str.indexOf(sep, i)) >= 0) { 1239 count++; 1240 i++; 1241 } 1242 1243 String[] res = new String[count]; 1244 i=0; 1245 count = 0; 1246 int lastI=0; 1247 while ((i=str.indexOf(sep, i)) >= 0) { 1248 res[count] = str.substring(lastI, i); 1249 count++; 1250 i++; 1251 lastI = i; 1252 } 1253 res[count] = str.substring(lastI, str.length()); 1254 return res; 1255 } 1256 1257 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1258 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1259 Context.DISPLAY_SERVICE); 1260 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1261 } 1262 1263 public PackageManagerService(Context context, Installer installer, 1264 boolean factoryTest, boolean onlyCore) { 1265 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1266 SystemClock.uptimeMillis()); 1267 1268 if (mSdkVersion <= 0) { 1269 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1270 } 1271 1272 mContext = context; 1273 mFactoryTest = factoryTest; 1274 mOnlyCore = onlyCore; 1275 mMetrics = new DisplayMetrics(); 1276 mSettings = new Settings(context); 1277 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1278 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1279 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1280 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1281 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1282 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1283 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1284 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1285 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1286 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1287 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1288 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1289 1290 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1291 if (separateProcesses != null && separateProcesses.length() > 0) { 1292 if ("*".equals(separateProcesses)) { 1293 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1294 mSeparateProcesses = null; 1295 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1296 } else { 1297 mDefParseFlags = 0; 1298 mSeparateProcesses = separateProcesses.split(","); 1299 Slog.w(TAG, "Running with debug.separate_processes: " 1300 + separateProcesses); 1301 } 1302 } else { 1303 mDefParseFlags = 0; 1304 mSeparateProcesses = null; 1305 } 1306 1307 mInstaller = installer; 1308 1309 getDefaultDisplayMetrics(context, mMetrics); 1310 1311 SystemConfig systemConfig = SystemConfig.getInstance(); 1312 mGlobalGids = systemConfig.getGlobalGids(); 1313 mSystemPermissions = systemConfig.getSystemPermissions(); 1314 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1315 1316 synchronized (mInstallLock) { 1317 // writer 1318 synchronized (mPackages) { 1319 mHandlerThread = new ServiceThread(TAG, 1320 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1321 mHandlerThread.start(); 1322 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1323 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1324 1325 File dataDir = Environment.getDataDirectory(); 1326 mAppDataDir = new File(dataDir, "data"); 1327 mAppInstallDir = new File(dataDir, "app"); 1328 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1329 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1330 mUserAppDataDir = new File(dataDir, "user"); 1331 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1332 1333 sUserManager = new UserManagerService(context, this, 1334 mInstallLock, mPackages); 1335 1336 // Propagate permission configuration in to package manager. 1337 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1338 = systemConfig.getPermissions(); 1339 for (int i=0; i<permConfig.size(); i++) { 1340 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1341 BasePermission bp = mSettings.mPermissions.get(perm.name); 1342 if (bp == null) { 1343 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1344 mSettings.mPermissions.put(perm.name, bp); 1345 } 1346 if (perm.gids != null) { 1347 bp.gids = appendInts(bp.gids, perm.gids); 1348 } 1349 } 1350 1351 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1352 for (int i=0; i<libConfig.size(); i++) { 1353 mSharedLibraries.put(libConfig.keyAt(i), 1354 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1355 } 1356 1357 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1358 1359 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1360 mSdkVersion, mOnlyCore); 1361 1362 String customResolverActivity = Resources.getSystem().getString( 1363 R.string.config_customResolverActivity); 1364 if (TextUtils.isEmpty(customResolverActivity)) { 1365 customResolverActivity = null; 1366 } else { 1367 mCustomResolverComponentName = ComponentName.unflattenFromString( 1368 customResolverActivity); 1369 } 1370 1371 long startTime = SystemClock.uptimeMillis(); 1372 1373 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1374 startTime); 1375 1376 // Set flag to monitor and not change apk file paths when 1377 // scanning install directories. 1378 int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1379 1380 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1381 1382 /** 1383 * Add everything in the in the boot class path to the 1384 * list of process files because dexopt will have been run 1385 * if necessary during zygote startup. 1386 */ 1387 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1388 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1389 1390 if (bootClassPath != null) { 1391 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1392 for (String element : bootClassPathElements) { 1393 alreadyDexOpted.add(element); 1394 } 1395 } else { 1396 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1397 } 1398 1399 if (systemServerClassPath != null) { 1400 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1401 for (String element : systemServerClassPathElements) { 1402 alreadyDexOpted.add(element); 1403 } 1404 } else { 1405 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1406 } 1407 1408 boolean didDexOptLibraryOrTool = false; 1409 1410 final List<String> allInstructionSets = getAllInstructionSets(); 1411 final String[] dexCodeInstructionSets = 1412 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1413 1414 /** 1415 * Ensure all external libraries have had dexopt run on them. 1416 */ 1417 if (mSharedLibraries.size() > 0) { 1418 // NOTE: For now, we're compiling these system "shared libraries" 1419 // (and framework jars) into all available architectures. It's possible 1420 // to compile them only when we come across an app that uses them (there's 1421 // already logic for that in scanPackageLI) but that adds some complexity. 1422 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1423 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1424 final String lib = libEntry.path; 1425 if (lib == null) { 1426 continue; 1427 } 1428 1429 try { 1430 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1431 dexCodeInstructionSet, 1432 false); 1433 if (dexoptRequired != DexFile.UP_TO_DATE) { 1434 alreadyDexOpted.add(lib); 1435 1436 // The list of "shared libraries" we have at this point is 1437 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1438 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1439 } else { 1440 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1441 } 1442 didDexOptLibraryOrTool = true; 1443 } 1444 } catch (FileNotFoundException e) { 1445 Slog.w(TAG, "Library not found: " + lib); 1446 } catch (IOException e) { 1447 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1448 + e.getMessage()); 1449 } 1450 } 1451 } 1452 } 1453 1454 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1455 1456 // Gross hack for now: we know this file doesn't contain any 1457 // code, so don't dexopt it to avoid the resulting log spew. 1458 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1459 1460 // Gross hack for now: we know this file is only part of 1461 // the boot class path for art, so don't dexopt it to 1462 // avoid the resulting log spew. 1463 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1464 1465 /** 1466 * And there are a number of commands implemented in Java, which 1467 * we currently need to do the dexopt on so that they can be 1468 * run from a non-root shell. 1469 */ 1470 String[] frameworkFiles = frameworkDir.list(); 1471 if (frameworkFiles != null) { 1472 // TODO: We could compile these only for the most preferred ABI. We should 1473 // first double check that the dex files for these commands are not referenced 1474 // by other system apps. 1475 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1476 for (int i=0; i<frameworkFiles.length; i++) { 1477 File libPath = new File(frameworkDir, frameworkFiles[i]); 1478 String path = libPath.getPath(); 1479 // Skip the file if we already did it. 1480 if (alreadyDexOpted.contains(path)) { 1481 continue; 1482 } 1483 // Skip the file if it is not a type we want to dexopt. 1484 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1485 continue; 1486 } 1487 try { 1488 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1489 dexCodeInstructionSet, 1490 false); 1491 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1492 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1493 didDexOptLibraryOrTool = true; 1494 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1495 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1496 didDexOptLibraryOrTool = true; 1497 } 1498 } catch (FileNotFoundException e) { 1499 Slog.w(TAG, "Jar not found: " + path); 1500 } catch (IOException e) { 1501 Slog.w(TAG, "Exception reading jar: " + path, e); 1502 } 1503 } 1504 } 1505 } 1506 1507 // Collect vendor overlay packages. 1508 // (Do this before scanning any apps.) 1509 // For security and version matching reason, only consider 1510 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1511 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1512 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1513 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1514 1515 // Find base frameworks (resource packages without code). 1516 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1517 | PackageParser.PARSE_IS_SYSTEM_DIR 1518 | PackageParser.PARSE_IS_PRIVILEGED, 1519 scanFlags | SCAN_NO_DEX, 0); 1520 1521 // Collected privileged system packages. 1522 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1523 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1524 | PackageParser.PARSE_IS_SYSTEM_DIR 1525 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1526 1527 // Collect ordinary system packages. 1528 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1529 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1530 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1531 1532 // Collect all vendor packages. 1533 File vendorAppDir = new File("/vendor/app"); 1534 try { 1535 vendorAppDir = vendorAppDir.getCanonicalFile(); 1536 } catch (IOException e) { 1537 // failed to look up canonical path, continue with original one 1538 } 1539 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1540 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1541 1542 // Collect all OEM packages. 1543 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1544 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1545 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1546 1547 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1548 mInstaller.moveFiles(); 1549 1550 // Prune any system packages that no longer exist. 1551 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1552 if (!mOnlyCore) { 1553 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1554 while (psit.hasNext()) { 1555 PackageSetting ps = psit.next(); 1556 1557 /* 1558 * If this is not a system app, it can't be a 1559 * disable system app. 1560 */ 1561 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1562 continue; 1563 } 1564 1565 /* 1566 * If the package is scanned, it's not erased. 1567 */ 1568 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1569 if (scannedPkg != null) { 1570 /* 1571 * If the system app is both scanned and in the 1572 * disabled packages list, then it must have been 1573 * added via OTA. Remove it from the currently 1574 * scanned package so the previously user-installed 1575 * application can be scanned. 1576 */ 1577 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1578 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1579 + "; removing system app"); 1580 removePackageLI(ps, true); 1581 } 1582 1583 continue; 1584 } 1585 1586 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1587 psit.remove(); 1588 String msg = "System package " + ps.name 1589 + " no longer exists; wiping its data"; 1590 reportSettingsProblem(Log.WARN, msg); 1591 removeDataDirsLI(ps.name); 1592 } else { 1593 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1594 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1595 possiblyDeletedUpdatedSystemApps.add(ps.name); 1596 } 1597 } 1598 } 1599 } 1600 1601 //look for any incomplete package installations 1602 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1603 //clean up list 1604 for(int i = 0; i < deletePkgsList.size(); i++) { 1605 //clean up here 1606 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1607 } 1608 //delete tmp files 1609 deleteTempPackageFiles(); 1610 1611 // Remove any shared userIDs that have no associated packages 1612 mSettings.pruneSharedUsersLPw(); 1613 1614 if (!mOnlyCore) { 1615 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1616 SystemClock.uptimeMillis()); 1617 scanDirLI(mAppInstallDir, 0, scanFlags, 0); 1618 1619 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1620 scanFlags, 0); 1621 1622 /** 1623 * Remove disable package settings for any updated system 1624 * apps that were removed via an OTA. If they're not a 1625 * previously-updated app, remove them completely. 1626 * Otherwise, just revoke their system-level permissions. 1627 */ 1628 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1629 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1630 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1631 1632 String msg; 1633 if (deletedPkg == null) { 1634 msg = "Updated system package " + deletedAppName 1635 + " no longer exists; wiping its data"; 1636 removeDataDirsLI(deletedAppName); 1637 } else { 1638 msg = "Updated system app + " + deletedAppName 1639 + " no longer present; removing system privileges for " 1640 + deletedAppName; 1641 1642 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1643 1644 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1645 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1646 } 1647 reportSettingsProblem(Log.WARN, msg); 1648 } 1649 } 1650 1651 // Now that we know all of the shared libraries, update all clients to have 1652 // the correct library paths. 1653 updateAllSharedLibrariesLPw(); 1654 1655 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1656 // NOTE: We ignore potential failures here during a system scan (like 1657 // the rest of the commands above) because there's precious little we 1658 // can do about it. A settings error is reported, though. 1659 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1660 false /* force dexopt */, false /* defer dexopt */); 1661 } 1662 1663 // Now that we know all the packages we are keeping, 1664 // read and update their last usage times. 1665 mPackageUsage.readLP(); 1666 1667 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1668 SystemClock.uptimeMillis()); 1669 Slog.i(TAG, "Time to scan packages: " 1670 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1671 + " seconds"); 1672 1673 // If the platform SDK has changed since the last time we booted, 1674 // we need to re-grant app permission to catch any new ones that 1675 // appear. This is really a hack, and means that apps can in some 1676 // cases get permissions that the user didn't initially explicitly 1677 // allow... it would be nice to have some better way to handle 1678 // this situation. 1679 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1680 != mSdkVersion; 1681 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1682 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1683 + "; regranting permissions for internal storage"); 1684 mSettings.mInternalSdkPlatform = mSdkVersion; 1685 1686 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1687 | (regrantPermissions 1688 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1689 : 0)); 1690 1691 // If this is the first boot, and it is a normal boot, then 1692 // we need to initialize the default preferred apps. 1693 if (!mRestoredSettings && !onlyCore) { 1694 mSettings.readDefaultPreferredAppsLPw(this, 0); 1695 } 1696 1697 // If this is first boot after an OTA, and a normal boot, then 1698 // we need to clear code cache directories. 1699 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1700 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1701 for (String pkgName : mSettings.mPackages.keySet()) { 1702 deleteCodeCacheDirsLI(pkgName); 1703 } 1704 mSettings.mFingerprint = Build.FINGERPRINT; 1705 } 1706 1707 // All the changes are done during package scanning. 1708 mSettings.updateInternalDatabaseVersion(); 1709 1710 // can downgrade to reader 1711 mSettings.writeLPr(); 1712 1713 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1714 SystemClock.uptimeMillis()); 1715 1716 1717 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1718 } // synchronized (mPackages) 1719 } // synchronized (mInstallLock) 1720 1721 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1722 1723 // Now after opening every single application zip, make sure they 1724 // are all flushed. Not really needed, but keeps things nice and 1725 // tidy. 1726 Runtime.getRuntime().gc(); 1727 } 1728 1729 @Override 1730 public boolean isFirstBoot() { 1731 return !mRestoredSettings; 1732 } 1733 1734 @Override 1735 public boolean isOnlyCoreApps() { 1736 return mOnlyCore; 1737 } 1738 1739 private String getRequiredVerifierLPr() { 1740 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1741 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1742 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1743 1744 String requiredVerifier = null; 1745 1746 final int N = receivers.size(); 1747 for (int i = 0; i < N; i++) { 1748 final ResolveInfo info = receivers.get(i); 1749 1750 if (info.activityInfo == null) { 1751 continue; 1752 } 1753 1754 final String packageName = info.activityInfo.packageName; 1755 1756 final PackageSetting ps = mSettings.mPackages.get(packageName); 1757 if (ps == null) { 1758 continue; 1759 } 1760 1761 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1762 if (!gp.grantedPermissions 1763 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1764 continue; 1765 } 1766 1767 if (requiredVerifier != null) { 1768 throw new RuntimeException("There can be only one required verifier"); 1769 } 1770 1771 requiredVerifier = packageName; 1772 } 1773 1774 return requiredVerifier; 1775 } 1776 1777 @Override 1778 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1779 throws RemoteException { 1780 try { 1781 return super.onTransact(code, data, reply, flags); 1782 } catch (RuntimeException e) { 1783 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1784 Slog.wtf(TAG, "Package Manager Crash", e); 1785 } 1786 throw e; 1787 } 1788 } 1789 1790 void cleanupInstallFailedPackage(PackageSetting ps) { 1791 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1792 removeDataDirsLI(ps.name); 1793 1794 // TODO: try cleaning up codePath directory contents first, since it 1795 // might be a cluster 1796 1797 if (ps.codePath != null) { 1798 if (!ps.codePath.delete()) { 1799 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1800 } 1801 } 1802 if (ps.resourcePath != null) { 1803 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1804 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1805 } 1806 } 1807 mSettings.removePackageLPw(ps.name); 1808 } 1809 1810 static int[] appendInts(int[] cur, int[] add) { 1811 if (add == null) return cur; 1812 if (cur == null) return add; 1813 final int N = add.length; 1814 for (int i=0; i<N; i++) { 1815 cur = appendInt(cur, add[i]); 1816 } 1817 return cur; 1818 } 1819 1820 static int[] removeInts(int[] cur, int[] rem) { 1821 if (rem == null) return cur; 1822 if (cur == null) return cur; 1823 final int N = rem.length; 1824 for (int i=0; i<N; i++) { 1825 cur = removeInt(cur, rem[i]); 1826 } 1827 return cur; 1828 } 1829 1830 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1831 if (!sUserManager.exists(userId)) return null; 1832 final PackageSetting ps = (PackageSetting) p.mExtras; 1833 if (ps == null) { 1834 return null; 1835 } 1836 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1837 final PackageUserState state = ps.readUserState(userId); 1838 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1839 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1840 state, userId); 1841 } 1842 1843 @Override 1844 public boolean isPackageAvailable(String packageName, int userId) { 1845 if (!sUserManager.exists(userId)) return false; 1846 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1847 synchronized (mPackages) { 1848 PackageParser.Package p = mPackages.get(packageName); 1849 if (p != null) { 1850 final PackageSetting ps = (PackageSetting) p.mExtras; 1851 if (ps != null) { 1852 final PackageUserState state = ps.readUserState(userId); 1853 if (state != null) { 1854 return PackageParser.isAvailable(state); 1855 } 1856 } 1857 } 1858 } 1859 return false; 1860 } 1861 1862 @Override 1863 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1864 if (!sUserManager.exists(userId)) return null; 1865 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1866 // reader 1867 synchronized (mPackages) { 1868 PackageParser.Package p = mPackages.get(packageName); 1869 if (DEBUG_PACKAGE_INFO) 1870 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1871 if (p != null) { 1872 return generatePackageInfo(p, flags, userId); 1873 } 1874 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1875 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1876 } 1877 } 1878 return null; 1879 } 1880 1881 @Override 1882 public String[] currentToCanonicalPackageNames(String[] names) { 1883 String[] out = new String[names.length]; 1884 // reader 1885 synchronized (mPackages) { 1886 for (int i=names.length-1; i>=0; i--) { 1887 PackageSetting ps = mSettings.mPackages.get(names[i]); 1888 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1889 } 1890 } 1891 return out; 1892 } 1893 1894 @Override 1895 public String[] canonicalToCurrentPackageNames(String[] names) { 1896 String[] out = new String[names.length]; 1897 // reader 1898 synchronized (mPackages) { 1899 for (int i=names.length-1; i>=0; i--) { 1900 String cur = mSettings.mRenamedPackages.get(names[i]); 1901 out[i] = cur != null ? cur : names[i]; 1902 } 1903 } 1904 return out; 1905 } 1906 1907 @Override 1908 public int getPackageUid(String packageName, int userId) { 1909 if (!sUserManager.exists(userId)) return -1; 1910 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1911 // reader 1912 synchronized (mPackages) { 1913 PackageParser.Package p = mPackages.get(packageName); 1914 if(p != null) { 1915 return UserHandle.getUid(userId, p.applicationInfo.uid); 1916 } 1917 PackageSetting ps = mSettings.mPackages.get(packageName); 1918 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1919 return -1; 1920 } 1921 p = ps.pkg; 1922 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1923 } 1924 } 1925 1926 @Override 1927 public int[] getPackageGids(String packageName) { 1928 // reader 1929 synchronized (mPackages) { 1930 PackageParser.Package p = mPackages.get(packageName); 1931 if (DEBUG_PACKAGE_INFO) 1932 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1933 if (p != null) { 1934 final PackageSetting ps = (PackageSetting)p.mExtras; 1935 return ps.getGids(); 1936 } 1937 } 1938 // stupid thing to indicate an error. 1939 return new int[0]; 1940 } 1941 1942 static final PermissionInfo generatePermissionInfo( 1943 BasePermission bp, int flags) { 1944 if (bp.perm != null) { 1945 return PackageParser.generatePermissionInfo(bp.perm, flags); 1946 } 1947 PermissionInfo pi = new PermissionInfo(); 1948 pi.name = bp.name; 1949 pi.packageName = bp.sourcePackage; 1950 pi.nonLocalizedLabel = bp.name; 1951 pi.protectionLevel = bp.protectionLevel; 1952 return pi; 1953 } 1954 1955 @Override 1956 public PermissionInfo getPermissionInfo(String name, int flags) { 1957 // reader 1958 synchronized (mPackages) { 1959 final BasePermission p = mSettings.mPermissions.get(name); 1960 if (p != null) { 1961 return generatePermissionInfo(p, flags); 1962 } 1963 return null; 1964 } 1965 } 1966 1967 @Override 1968 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1969 // reader 1970 synchronized (mPackages) { 1971 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1972 for (BasePermission p : mSettings.mPermissions.values()) { 1973 if (group == null) { 1974 if (p.perm == null || p.perm.info.group == null) { 1975 out.add(generatePermissionInfo(p, flags)); 1976 } 1977 } else { 1978 if (p.perm != null && group.equals(p.perm.info.group)) { 1979 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1980 } 1981 } 1982 } 1983 1984 if (out.size() > 0) { 1985 return out; 1986 } 1987 return mPermissionGroups.containsKey(group) ? out : null; 1988 } 1989 } 1990 1991 @Override 1992 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1993 // reader 1994 synchronized (mPackages) { 1995 return PackageParser.generatePermissionGroupInfo( 1996 mPermissionGroups.get(name), flags); 1997 } 1998 } 1999 2000 @Override 2001 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2002 // reader 2003 synchronized (mPackages) { 2004 final int N = mPermissionGroups.size(); 2005 ArrayList<PermissionGroupInfo> out 2006 = new ArrayList<PermissionGroupInfo>(N); 2007 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2008 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2009 } 2010 return out; 2011 } 2012 } 2013 2014 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2015 int userId) { 2016 if (!sUserManager.exists(userId)) return null; 2017 PackageSetting ps = mSettings.mPackages.get(packageName); 2018 if (ps != null) { 2019 if (ps.pkg == null) { 2020 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2021 flags, userId); 2022 if (pInfo != null) { 2023 return pInfo.applicationInfo; 2024 } 2025 return null; 2026 } 2027 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2028 ps.readUserState(userId), userId); 2029 } 2030 return null; 2031 } 2032 2033 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2034 int userId) { 2035 if (!sUserManager.exists(userId)) return null; 2036 PackageSetting ps = mSettings.mPackages.get(packageName); 2037 if (ps != null) { 2038 PackageParser.Package pkg = ps.pkg; 2039 if (pkg == null) { 2040 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2041 return null; 2042 } 2043 // Only data remains, so we aren't worried about code paths 2044 pkg = new PackageParser.Package(packageName); 2045 pkg.applicationInfo.packageName = packageName; 2046 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2047 pkg.applicationInfo.dataDir = 2048 getDataPathForPackage(packageName, 0).getPath(); 2049 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2050 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2051 } 2052 return generatePackageInfo(pkg, flags, userId); 2053 } 2054 return null; 2055 } 2056 2057 @Override 2058 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2059 if (!sUserManager.exists(userId)) return null; 2060 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2061 // writer 2062 synchronized (mPackages) { 2063 PackageParser.Package p = mPackages.get(packageName); 2064 if (DEBUG_PACKAGE_INFO) Log.v( 2065 TAG, "getApplicationInfo " + packageName 2066 + ": " + p); 2067 if (p != null) { 2068 PackageSetting ps = mSettings.mPackages.get(packageName); 2069 if (ps == null) return null; 2070 // Note: isEnabledLP() does not apply here - always return info 2071 return PackageParser.generateApplicationInfo( 2072 p, flags, ps.readUserState(userId), userId); 2073 } 2074 if ("android".equals(packageName)||"system".equals(packageName)) { 2075 return mAndroidApplication; 2076 } 2077 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2078 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2079 } 2080 } 2081 return null; 2082 } 2083 2084 2085 @Override 2086 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2087 mContext.enforceCallingOrSelfPermission( 2088 android.Manifest.permission.CLEAR_APP_CACHE, null); 2089 // Queue up an async operation since clearing cache may take a little while. 2090 mHandler.post(new Runnable() { 2091 public void run() { 2092 mHandler.removeCallbacks(this); 2093 int retCode = -1; 2094 synchronized (mInstallLock) { 2095 retCode = mInstaller.freeCache(freeStorageSize); 2096 if (retCode < 0) { 2097 Slog.w(TAG, "Couldn't clear application caches"); 2098 } 2099 } 2100 if (observer != null) { 2101 try { 2102 observer.onRemoveCompleted(null, (retCode >= 0)); 2103 } catch (RemoteException e) { 2104 Slog.w(TAG, "RemoveException when invoking call back"); 2105 } 2106 } 2107 } 2108 }); 2109 } 2110 2111 @Override 2112 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2113 mContext.enforceCallingOrSelfPermission( 2114 android.Manifest.permission.CLEAR_APP_CACHE, null); 2115 // Queue up an async operation since clearing cache may take a little while. 2116 mHandler.post(new Runnable() { 2117 public void run() { 2118 mHandler.removeCallbacks(this); 2119 int retCode = -1; 2120 synchronized (mInstallLock) { 2121 retCode = mInstaller.freeCache(freeStorageSize); 2122 if (retCode < 0) { 2123 Slog.w(TAG, "Couldn't clear application caches"); 2124 } 2125 } 2126 if(pi != null) { 2127 try { 2128 // Callback via pending intent 2129 int code = (retCode >= 0) ? 1 : 0; 2130 pi.sendIntent(null, code, null, 2131 null, null); 2132 } catch (SendIntentException e1) { 2133 Slog.i(TAG, "Failed to send pending intent"); 2134 } 2135 } 2136 } 2137 }); 2138 } 2139 2140 void freeStorage(long freeStorageSize) throws IOException { 2141 synchronized (mInstallLock) { 2142 if (mInstaller.freeCache(freeStorageSize) < 0) { 2143 throw new IOException("Failed to free enough space"); 2144 } 2145 } 2146 } 2147 2148 @Override 2149 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2150 if (!sUserManager.exists(userId)) return null; 2151 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2152 synchronized (mPackages) { 2153 PackageParser.Activity a = mActivities.mActivities.get(component); 2154 2155 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2156 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2157 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2158 if (ps == null) return null; 2159 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2160 userId); 2161 } 2162 if (mResolveComponentName.equals(component)) { 2163 return mResolveActivity; 2164 } 2165 } 2166 return null; 2167 } 2168 2169 @Override 2170 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2171 String resolvedType) { 2172 synchronized (mPackages) { 2173 PackageParser.Activity a = mActivities.mActivities.get(component); 2174 if (a == null) { 2175 return false; 2176 } 2177 for (int i=0; i<a.intents.size(); i++) { 2178 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2179 intent.getData(), intent.getCategories(), TAG) >= 0) { 2180 return true; 2181 } 2182 } 2183 return false; 2184 } 2185 } 2186 2187 @Override 2188 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2189 if (!sUserManager.exists(userId)) return null; 2190 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2191 synchronized (mPackages) { 2192 PackageParser.Activity a = mReceivers.mActivities.get(component); 2193 if (DEBUG_PACKAGE_INFO) Log.v( 2194 TAG, "getReceiverInfo " + component + ": " + a); 2195 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2196 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2197 if (ps == null) return null; 2198 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2199 userId); 2200 } 2201 } 2202 return null; 2203 } 2204 2205 @Override 2206 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2207 if (!sUserManager.exists(userId)) return null; 2208 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2209 synchronized (mPackages) { 2210 PackageParser.Service s = mServices.mServices.get(component); 2211 if (DEBUG_PACKAGE_INFO) Log.v( 2212 TAG, "getServiceInfo " + component + ": " + s); 2213 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2214 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2215 if (ps == null) return null; 2216 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2217 userId); 2218 } 2219 } 2220 return null; 2221 } 2222 2223 @Override 2224 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2225 if (!sUserManager.exists(userId)) return null; 2226 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2227 synchronized (mPackages) { 2228 PackageParser.Provider p = mProviders.mProviders.get(component); 2229 if (DEBUG_PACKAGE_INFO) Log.v( 2230 TAG, "getProviderInfo " + component + ": " + p); 2231 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2232 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2233 if (ps == null) return null; 2234 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2235 userId); 2236 } 2237 } 2238 return null; 2239 } 2240 2241 @Override 2242 public String[] getSystemSharedLibraryNames() { 2243 Set<String> libSet; 2244 synchronized (mPackages) { 2245 libSet = mSharedLibraries.keySet(); 2246 int size = libSet.size(); 2247 if (size > 0) { 2248 String[] libs = new String[size]; 2249 libSet.toArray(libs); 2250 return libs; 2251 } 2252 } 2253 return null; 2254 } 2255 2256 @Override 2257 public FeatureInfo[] getSystemAvailableFeatures() { 2258 Collection<FeatureInfo> featSet; 2259 synchronized (mPackages) { 2260 featSet = mAvailableFeatures.values(); 2261 int size = featSet.size(); 2262 if (size > 0) { 2263 FeatureInfo[] features = new FeatureInfo[size+1]; 2264 featSet.toArray(features); 2265 FeatureInfo fi = new FeatureInfo(); 2266 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2267 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2268 features[size] = fi; 2269 return features; 2270 } 2271 } 2272 return null; 2273 } 2274 2275 @Override 2276 public boolean hasSystemFeature(String name) { 2277 synchronized (mPackages) { 2278 return mAvailableFeatures.containsKey(name); 2279 } 2280 } 2281 2282 private void checkValidCaller(int uid, int userId) { 2283 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2284 return; 2285 2286 throw new SecurityException("Caller uid=" + uid 2287 + " is not privileged to communicate with user=" + userId); 2288 } 2289 2290 @Override 2291 public int checkPermission(String permName, String pkgName) { 2292 synchronized (mPackages) { 2293 PackageParser.Package p = mPackages.get(pkgName); 2294 if (p != null && p.mExtras != null) { 2295 PackageSetting ps = (PackageSetting)p.mExtras; 2296 if (ps.sharedUser != null) { 2297 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2298 return PackageManager.PERMISSION_GRANTED; 2299 } 2300 } else if (ps.grantedPermissions.contains(permName)) { 2301 return PackageManager.PERMISSION_GRANTED; 2302 } 2303 } 2304 } 2305 return PackageManager.PERMISSION_DENIED; 2306 } 2307 2308 @Override 2309 public int checkUidPermission(String permName, int uid) { 2310 synchronized (mPackages) { 2311 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2312 if (obj != null) { 2313 GrantedPermissions gp = (GrantedPermissions)obj; 2314 if (gp.grantedPermissions.contains(permName)) { 2315 return PackageManager.PERMISSION_GRANTED; 2316 } 2317 } else { 2318 HashSet<String> perms = mSystemPermissions.get(uid); 2319 if (perms != null && perms.contains(permName)) { 2320 return PackageManager.PERMISSION_GRANTED; 2321 } 2322 } 2323 } 2324 return PackageManager.PERMISSION_DENIED; 2325 } 2326 2327 /** 2328 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2329 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2330 * @param message the message to log on security exception 2331 */ 2332 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2333 String message) { 2334 if (userId < 0) { 2335 throw new IllegalArgumentException("Invalid userId " + userId); 2336 } 2337 if (userId == UserHandle.getUserId(callingUid)) return; 2338 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2339 if (requireFullPermission) { 2340 mContext.enforceCallingOrSelfPermission( 2341 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2342 } else { 2343 try { 2344 mContext.enforceCallingOrSelfPermission( 2345 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2346 } catch (SecurityException se) { 2347 mContext.enforceCallingOrSelfPermission( 2348 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2349 } 2350 } 2351 } 2352 } 2353 2354 private BasePermission findPermissionTreeLP(String permName) { 2355 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2356 if (permName.startsWith(bp.name) && 2357 permName.length() > bp.name.length() && 2358 permName.charAt(bp.name.length()) == '.') { 2359 return bp; 2360 } 2361 } 2362 return null; 2363 } 2364 2365 private BasePermission checkPermissionTreeLP(String permName) { 2366 if (permName != null) { 2367 BasePermission bp = findPermissionTreeLP(permName); 2368 if (bp != null) { 2369 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2370 return bp; 2371 } 2372 throw new SecurityException("Calling uid " 2373 + Binder.getCallingUid() 2374 + " is not allowed to add to permission tree " 2375 + bp.name + " owned by uid " + bp.uid); 2376 } 2377 } 2378 throw new SecurityException("No permission tree found for " + permName); 2379 } 2380 2381 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2382 if (s1 == null) { 2383 return s2 == null; 2384 } 2385 if (s2 == null) { 2386 return false; 2387 } 2388 if (s1.getClass() != s2.getClass()) { 2389 return false; 2390 } 2391 return s1.equals(s2); 2392 } 2393 2394 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2395 if (pi1.icon != pi2.icon) return false; 2396 if (pi1.logo != pi2.logo) return false; 2397 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2398 if (!compareStrings(pi1.name, pi2.name)) return false; 2399 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2400 // We'll take care of setting this one. 2401 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2402 // These are not currently stored in settings. 2403 //if (!compareStrings(pi1.group, pi2.group)) return false; 2404 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2405 //if (pi1.labelRes != pi2.labelRes) return false; 2406 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2407 return true; 2408 } 2409 2410 int permissionInfoFootprint(PermissionInfo info) { 2411 int size = info.name.length(); 2412 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2413 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2414 return size; 2415 } 2416 2417 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2418 int size = 0; 2419 for (BasePermission perm : mSettings.mPermissions.values()) { 2420 if (perm.uid == tree.uid) { 2421 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2422 } 2423 } 2424 return size; 2425 } 2426 2427 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2428 // We calculate the max size of permissions defined by this uid and throw 2429 // if that plus the size of 'info' would exceed our stated maximum. 2430 if (tree.uid != Process.SYSTEM_UID) { 2431 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2432 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2433 throw new SecurityException("Permission tree size cap exceeded"); 2434 } 2435 } 2436 } 2437 2438 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2439 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2440 throw new SecurityException("Label must be specified in permission"); 2441 } 2442 BasePermission tree = checkPermissionTreeLP(info.name); 2443 BasePermission bp = mSettings.mPermissions.get(info.name); 2444 boolean added = bp == null; 2445 boolean changed = true; 2446 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2447 if (added) { 2448 enforcePermissionCapLocked(info, tree); 2449 bp = new BasePermission(info.name, tree.sourcePackage, 2450 BasePermission.TYPE_DYNAMIC); 2451 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2452 throw new SecurityException( 2453 "Not allowed to modify non-dynamic permission " 2454 + info.name); 2455 } else { 2456 if (bp.protectionLevel == fixedLevel 2457 && bp.perm.owner.equals(tree.perm.owner) 2458 && bp.uid == tree.uid 2459 && comparePermissionInfos(bp.perm.info, info)) { 2460 changed = false; 2461 } 2462 } 2463 bp.protectionLevel = fixedLevel; 2464 info = new PermissionInfo(info); 2465 info.protectionLevel = fixedLevel; 2466 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2467 bp.perm.info.packageName = tree.perm.info.packageName; 2468 bp.uid = tree.uid; 2469 if (added) { 2470 mSettings.mPermissions.put(info.name, bp); 2471 } 2472 if (changed) { 2473 if (!async) { 2474 mSettings.writeLPr(); 2475 } else { 2476 scheduleWriteSettingsLocked(); 2477 } 2478 } 2479 return added; 2480 } 2481 2482 @Override 2483 public boolean addPermission(PermissionInfo info) { 2484 synchronized (mPackages) { 2485 return addPermissionLocked(info, false); 2486 } 2487 } 2488 2489 @Override 2490 public boolean addPermissionAsync(PermissionInfo info) { 2491 synchronized (mPackages) { 2492 return addPermissionLocked(info, true); 2493 } 2494 } 2495 2496 @Override 2497 public void removePermission(String name) { 2498 synchronized (mPackages) { 2499 checkPermissionTreeLP(name); 2500 BasePermission bp = mSettings.mPermissions.get(name); 2501 if (bp != null) { 2502 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2503 throw new SecurityException( 2504 "Not allowed to modify non-dynamic permission " 2505 + name); 2506 } 2507 mSettings.mPermissions.remove(name); 2508 mSettings.writeLPr(); 2509 } 2510 } 2511 } 2512 2513 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2514 int index = pkg.requestedPermissions.indexOf(bp.name); 2515 if (index == -1) { 2516 throw new SecurityException("Package " + pkg.packageName 2517 + " has not requested permission " + bp.name); 2518 } 2519 boolean isNormal = 2520 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2521 == PermissionInfo.PROTECTION_NORMAL); 2522 boolean isDangerous = 2523 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2524 == PermissionInfo.PROTECTION_DANGEROUS); 2525 boolean isDevelopment = 2526 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2527 2528 if (!isNormal && !isDangerous && !isDevelopment) { 2529 throw new SecurityException("Permission " + bp.name 2530 + " is not a changeable permission type"); 2531 } 2532 2533 if (isNormal || isDangerous) { 2534 if (pkg.requestedPermissionsRequired.get(index)) { 2535 throw new SecurityException("Can't change " + bp.name 2536 + ". It is required by the application"); 2537 } 2538 } 2539 } 2540 2541 @Override 2542 public void grantPermission(String packageName, String permissionName) { 2543 mContext.enforceCallingOrSelfPermission( 2544 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2545 synchronized (mPackages) { 2546 final PackageParser.Package pkg = mPackages.get(packageName); 2547 if (pkg == null) { 2548 throw new IllegalArgumentException("Unknown package: " + packageName); 2549 } 2550 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2551 if (bp == null) { 2552 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2553 } 2554 2555 checkGrantRevokePermissions(pkg, bp); 2556 2557 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2558 if (ps == null) { 2559 return; 2560 } 2561 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2562 if (gp.grantedPermissions.add(permissionName)) { 2563 if (ps.haveGids) { 2564 gp.gids = appendInts(gp.gids, bp.gids); 2565 } 2566 mSettings.writeLPr(); 2567 } 2568 } 2569 } 2570 2571 @Override 2572 public void revokePermission(String packageName, String permissionName) { 2573 int changedAppId = -1; 2574 2575 synchronized (mPackages) { 2576 final PackageParser.Package pkg = mPackages.get(packageName); 2577 if (pkg == null) { 2578 throw new IllegalArgumentException("Unknown package: " + packageName); 2579 } 2580 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2581 mContext.enforceCallingOrSelfPermission( 2582 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2583 } 2584 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2585 if (bp == null) { 2586 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2587 } 2588 2589 checkGrantRevokePermissions(pkg, bp); 2590 2591 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2592 if (ps == null) { 2593 return; 2594 } 2595 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2596 if (gp.grantedPermissions.remove(permissionName)) { 2597 gp.grantedPermissions.remove(permissionName); 2598 if (ps.haveGids) { 2599 gp.gids = removeInts(gp.gids, bp.gids); 2600 } 2601 mSettings.writeLPr(); 2602 changedAppId = ps.appId; 2603 } 2604 } 2605 2606 if (changedAppId >= 0) { 2607 // We changed the perm on someone, kill its processes. 2608 IActivityManager am = ActivityManagerNative.getDefault(); 2609 if (am != null) { 2610 final int callingUserId = UserHandle.getCallingUserId(); 2611 final long ident = Binder.clearCallingIdentity(); 2612 try { 2613 //XXX we should only revoke for the calling user's app permissions, 2614 // but for now we impact all users. 2615 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2616 // "revoke " + permissionName); 2617 int[] users = sUserManager.getUserIds(); 2618 for (int user : users) { 2619 am.killUid(UserHandle.getUid(user, changedAppId), 2620 "revoke " + permissionName); 2621 } 2622 } catch (RemoteException e) { 2623 } finally { 2624 Binder.restoreCallingIdentity(ident); 2625 } 2626 } 2627 } 2628 } 2629 2630 @Override 2631 public boolean isProtectedBroadcast(String actionName) { 2632 synchronized (mPackages) { 2633 return mProtectedBroadcasts.contains(actionName); 2634 } 2635 } 2636 2637 @Override 2638 public int checkSignatures(String pkg1, String pkg2) { 2639 synchronized (mPackages) { 2640 final PackageParser.Package p1 = mPackages.get(pkg1); 2641 final PackageParser.Package p2 = mPackages.get(pkg2); 2642 if (p1 == null || p1.mExtras == null 2643 || p2 == null || p2.mExtras == null) { 2644 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2645 } 2646 return compareSignatures(p1.mSignatures, p2.mSignatures); 2647 } 2648 } 2649 2650 @Override 2651 public int checkUidSignatures(int uid1, int uid2) { 2652 // Map to base uids. 2653 uid1 = UserHandle.getAppId(uid1); 2654 uid2 = UserHandle.getAppId(uid2); 2655 // reader 2656 synchronized (mPackages) { 2657 Signature[] s1; 2658 Signature[] s2; 2659 Object obj = mSettings.getUserIdLPr(uid1); 2660 if (obj != null) { 2661 if (obj instanceof SharedUserSetting) { 2662 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2663 } else if (obj instanceof PackageSetting) { 2664 s1 = ((PackageSetting)obj).signatures.mSignatures; 2665 } else { 2666 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2667 } 2668 } else { 2669 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2670 } 2671 obj = mSettings.getUserIdLPr(uid2); 2672 if (obj != null) { 2673 if (obj instanceof SharedUserSetting) { 2674 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2675 } else if (obj instanceof PackageSetting) { 2676 s2 = ((PackageSetting)obj).signatures.mSignatures; 2677 } else { 2678 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2679 } 2680 } else { 2681 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2682 } 2683 return compareSignatures(s1, s2); 2684 } 2685 } 2686 2687 /** 2688 * Compares two sets of signatures. Returns: 2689 * <br /> 2690 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2691 * <br /> 2692 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2693 * <br /> 2694 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2695 * <br /> 2696 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2697 * <br /> 2698 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2699 */ 2700 static int compareSignatures(Signature[] s1, Signature[] s2) { 2701 if (s1 == null) { 2702 return s2 == null 2703 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2704 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2705 } 2706 2707 if (s2 == null) { 2708 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2709 } 2710 2711 if (s1.length != s2.length) { 2712 return PackageManager.SIGNATURE_NO_MATCH; 2713 } 2714 2715 // Since both signature sets are of size 1, we can compare without HashSets. 2716 if (s1.length == 1) { 2717 return s1[0].equals(s2[0]) ? 2718 PackageManager.SIGNATURE_MATCH : 2719 PackageManager.SIGNATURE_NO_MATCH; 2720 } 2721 2722 HashSet<Signature> set1 = new HashSet<Signature>(); 2723 for (Signature sig : s1) { 2724 set1.add(sig); 2725 } 2726 HashSet<Signature> set2 = new HashSet<Signature>(); 2727 for (Signature sig : s2) { 2728 set2.add(sig); 2729 } 2730 // Make sure s2 contains all signatures in s1. 2731 if (set1.equals(set2)) { 2732 return PackageManager.SIGNATURE_MATCH; 2733 } 2734 return PackageManager.SIGNATURE_NO_MATCH; 2735 } 2736 2737 /** 2738 * If the database version for this type of package (internal storage or 2739 * external storage) is less than the version where package signatures 2740 * were updated, return true. 2741 */ 2742 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2743 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2744 DatabaseVersion.SIGNATURE_END_ENTITY)) 2745 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2746 DatabaseVersion.SIGNATURE_END_ENTITY)); 2747 } 2748 2749 /** 2750 * Used for backward compatibility to make sure any packages with 2751 * certificate chains get upgraded to the new style. {@code existingSigs} 2752 * will be in the old format (since they were stored on disk from before the 2753 * system upgrade) and {@code scannedSigs} will be in the newer format. 2754 */ 2755 private int compareSignaturesCompat(PackageSignatures existingSigs, 2756 PackageParser.Package scannedPkg) { 2757 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2758 return PackageManager.SIGNATURE_NO_MATCH; 2759 } 2760 2761 HashSet<Signature> existingSet = new HashSet<Signature>(); 2762 for (Signature sig : existingSigs.mSignatures) { 2763 existingSet.add(sig); 2764 } 2765 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2766 for (Signature sig : scannedPkg.mSignatures) { 2767 try { 2768 Signature[] chainSignatures = sig.getChainSignatures(); 2769 for (Signature chainSig : chainSignatures) { 2770 scannedCompatSet.add(chainSig); 2771 } 2772 } catch (CertificateEncodingException e) { 2773 scannedCompatSet.add(sig); 2774 } 2775 } 2776 /* 2777 * Make sure the expanded scanned set contains all signatures in the 2778 * existing one. 2779 */ 2780 if (scannedCompatSet.equals(existingSet)) { 2781 // Migrate the old signatures to the new scheme. 2782 existingSigs.assignSignatures(scannedPkg.mSignatures); 2783 // The new KeySets will be re-added later in the scanning process. 2784 synchronized (mPackages) { 2785 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2786 } 2787 return PackageManager.SIGNATURE_MATCH; 2788 } 2789 return PackageManager.SIGNATURE_NO_MATCH; 2790 } 2791 2792 @Override 2793 public String[] getPackagesForUid(int uid) { 2794 uid = UserHandle.getAppId(uid); 2795 // reader 2796 synchronized (mPackages) { 2797 Object obj = mSettings.getUserIdLPr(uid); 2798 if (obj instanceof SharedUserSetting) { 2799 final SharedUserSetting sus = (SharedUserSetting) obj; 2800 final int N = sus.packages.size(); 2801 final String[] res = new String[N]; 2802 final Iterator<PackageSetting> it = sus.packages.iterator(); 2803 int i = 0; 2804 while (it.hasNext()) { 2805 res[i++] = it.next().name; 2806 } 2807 return res; 2808 } else if (obj instanceof PackageSetting) { 2809 final PackageSetting ps = (PackageSetting) obj; 2810 return new String[] { ps.name }; 2811 } 2812 } 2813 return null; 2814 } 2815 2816 @Override 2817 public String getNameForUid(int uid) { 2818 // reader 2819 synchronized (mPackages) { 2820 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2821 if (obj instanceof SharedUserSetting) { 2822 final SharedUserSetting sus = (SharedUserSetting) obj; 2823 return sus.name + ":" + sus.userId; 2824 } else if (obj instanceof PackageSetting) { 2825 final PackageSetting ps = (PackageSetting) obj; 2826 return ps.name; 2827 } 2828 } 2829 return null; 2830 } 2831 2832 @Override 2833 public int getUidForSharedUser(String sharedUserName) { 2834 if(sharedUserName == null) { 2835 return -1; 2836 } 2837 // reader 2838 synchronized (mPackages) { 2839 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2840 if (suid == null) { 2841 return -1; 2842 } 2843 return suid.userId; 2844 } 2845 } 2846 2847 @Override 2848 public int getFlagsForUid(int uid) { 2849 synchronized (mPackages) { 2850 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2851 if (obj instanceof SharedUserSetting) { 2852 final SharedUserSetting sus = (SharedUserSetting) obj; 2853 return sus.pkgFlags; 2854 } else if (obj instanceof PackageSetting) { 2855 final PackageSetting ps = (PackageSetting) obj; 2856 return ps.pkgFlags; 2857 } 2858 } 2859 return 0; 2860 } 2861 2862 @Override 2863 public String[] getAppOpPermissionPackages(String permissionName) { 2864 synchronized (mPackages) { 2865 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2866 if (pkgs == null) { 2867 return null; 2868 } 2869 return pkgs.toArray(new String[pkgs.size()]); 2870 } 2871 } 2872 2873 @Override 2874 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2875 int flags, int userId) { 2876 if (!sUserManager.exists(userId)) return null; 2877 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2878 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2879 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2880 } 2881 2882 @Override 2883 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2884 IntentFilter filter, int match, ComponentName activity) { 2885 final int userId = UserHandle.getCallingUserId(); 2886 if (DEBUG_PREFERRED) { 2887 Log.v(TAG, "setLastChosenActivity intent=" + intent 2888 + " resolvedType=" + resolvedType 2889 + " flags=" + flags 2890 + " filter=" + filter 2891 + " match=" + match 2892 + " activity=" + activity); 2893 filter.dump(new PrintStreamPrinter(System.out), " "); 2894 } 2895 intent.setComponent(null); 2896 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2897 // Find any earlier preferred or last chosen entries and nuke them 2898 findPreferredActivity(intent, resolvedType, 2899 flags, query, 0, false, true, false, userId); 2900 // Add the new activity as the last chosen for this filter 2901 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2902 "Setting last chosen"); 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 boolean changed = false; 3045 try { 3046 // First figure out how good the original match set is. 3047 // We will only allow preferred activities that came 3048 // from the same match quality. 3049 int match = 0; 3050 3051 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3052 3053 final int N = query.size(); 3054 for (int j=0; j<N; j++) { 3055 final ResolveInfo ri = query.get(j); 3056 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3057 + ": 0x" + Integer.toHexString(match)); 3058 if (ri.match > match) { 3059 match = ri.match; 3060 } 3061 } 3062 3063 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3064 + Integer.toHexString(match)); 3065 3066 match &= IntentFilter.MATCH_CATEGORY_MASK; 3067 final int M = prefs.size(); 3068 for (int i=0; i<M; i++) { 3069 final PreferredActivity pa = prefs.get(i); 3070 if (DEBUG_PREFERRED || debug) { 3071 Slog.v(TAG, "Checking PreferredActivity ds=" 3072 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3073 + "\n component=" + pa.mPref.mComponent); 3074 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3075 } 3076 if (pa.mPref.mMatch != match) { 3077 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3078 + Integer.toHexString(pa.mPref.mMatch)); 3079 continue; 3080 } 3081 // If it's not an "always" type preferred activity and that's what we're 3082 // looking for, skip it. 3083 if (always && !pa.mPref.mAlways) { 3084 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3085 continue; 3086 } 3087 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3088 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3089 if (DEBUG_PREFERRED || debug) { 3090 Slog.v(TAG, "Found preferred activity:"); 3091 if (ai != null) { 3092 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3093 } else { 3094 Slog.v(TAG, " null"); 3095 } 3096 } 3097 if (ai == null) { 3098 // This previously registered preferred activity 3099 // component is no longer known. Most likely an update 3100 // to the app was installed and in the new version this 3101 // component no longer exists. Clean it up by removing 3102 // it from the preferred activities list, and skip it. 3103 Slog.w(TAG, "Removing dangling preferred activity: " 3104 + pa.mPref.mComponent); 3105 pir.removeFilter(pa); 3106 changed = true; 3107 continue; 3108 } 3109 for (int j=0; j<N; j++) { 3110 final ResolveInfo ri = query.get(j); 3111 if (!ri.activityInfo.applicationInfo.packageName 3112 .equals(ai.applicationInfo.packageName)) { 3113 continue; 3114 } 3115 if (!ri.activityInfo.name.equals(ai.name)) { 3116 continue; 3117 } 3118 3119 if (removeMatches) { 3120 pir.removeFilter(pa); 3121 changed = true; 3122 if (DEBUG_PREFERRED) { 3123 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3124 } 3125 break; 3126 } 3127 3128 // Okay we found a previously set preferred or last chosen app. 3129 // If the result set is different from when this 3130 // was created, we need to clear it and re-ask the 3131 // user their preference, if we're looking for an "always" type entry. 3132 if (always && !pa.mPref.sameSet(query, priority)) { 3133 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3134 + intent + " type " + resolvedType); 3135 if (DEBUG_PREFERRED) { 3136 Slog.v(TAG, "Removing preferred activity since set changed " 3137 + pa.mPref.mComponent); 3138 } 3139 pir.removeFilter(pa); 3140 // Re-add the filter as a "last chosen" entry (!always) 3141 PreferredActivity lastChosen = new PreferredActivity( 3142 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3143 pir.addFilter(lastChosen); 3144 changed = true; 3145 return null; 3146 } 3147 3148 // Yay! Either the set matched or we're looking for the last chosen 3149 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3150 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3151 return ri; 3152 } 3153 } 3154 } finally { 3155 if (changed) { 3156 if (DEBUG_PREFERRED) { 3157 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3158 } 3159 mSettings.writePackageRestrictionsLPr(userId); 3160 } 3161 } 3162 } 3163 } 3164 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3165 return null; 3166 } 3167 3168 /* 3169 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3170 */ 3171 @Override 3172 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3173 int targetUserId) { 3174 mContext.enforceCallingOrSelfPermission( 3175 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3176 List<CrossProfileIntentFilter> matches = 3177 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3178 if (matches != null) { 3179 int size = matches.size(); 3180 for (int i = 0; i < size; i++) { 3181 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3182 } 3183 } 3184 ArrayList<String> packageNames = null; 3185 SparseArray<ArrayList<String>> fromSource = 3186 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3187 if (fromSource != null) { 3188 packageNames = fromSource.get(targetUserId); 3189 if (packageNames != null) { 3190 // We need the package name, so we try to resolve with the loosest flags possible 3191 List<ResolveInfo> resolveInfos = mActivities.queryIntent(intent, resolvedType, 3192 PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3193 int count = resolveInfos.size(); 3194 for (int i = 0; i < count; i++) { 3195 ResolveInfo resolveInfo = resolveInfos.get(i); 3196 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3197 return true; 3198 } 3199 } 3200 } 3201 } 3202 return false; 3203 } 3204 3205 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3206 String resolvedType, int userId) { 3207 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3208 if (resolver != null) { 3209 return resolver.queryIntent(intent, resolvedType, false, userId); 3210 } 3211 return null; 3212 } 3213 3214 @Override 3215 public List<ResolveInfo> queryIntentActivities(Intent intent, 3216 String resolvedType, int flags, int userId) { 3217 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3218 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3219 ComponentName comp = intent.getComponent(); 3220 if (comp == null) { 3221 if (intent.getSelector() != null) { 3222 intent = intent.getSelector(); 3223 comp = intent.getComponent(); 3224 } 3225 } 3226 3227 if (comp != null) { 3228 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3229 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3230 if (ai != null) { 3231 final ResolveInfo ri = new ResolveInfo(); 3232 ri.activityInfo = ai; 3233 list.add(ri); 3234 } 3235 return list; 3236 } 3237 3238 // reader 3239 synchronized (mPackages) { 3240 final String pkgName = intent.getPackage(); 3241 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3242 if (pkgName == null) { 3243 ResolveInfo resolveInfo = null; 3244 if (queryCrossProfile) { 3245 // Check if the intent needs to be forwarded to another user for this package 3246 ArrayList<ResolveInfo> crossProfileResult = 3247 queryIntentActivitiesCrossProfilePackage( 3248 intent, resolvedType, flags, userId); 3249 if (!crossProfileResult.isEmpty()) { 3250 // Skip the current profile 3251 return crossProfileResult; 3252 } 3253 List<CrossProfileIntentFilter> matchingFilters = 3254 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3255 // Check for results that need to skip the current profile. 3256 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3257 resolvedType, flags, userId); 3258 if (resolveInfo != null) { 3259 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3260 result.add(resolveInfo); 3261 return result; 3262 } 3263 // Check for cross profile results. 3264 resolveInfo = queryCrossProfileIntents( 3265 matchingFilters, intent, resolvedType, flags, userId); 3266 } 3267 // Check for results in the current profile. 3268 List<ResolveInfo> result = mActivities.queryIntent( 3269 intent, resolvedType, flags, userId); 3270 if (resolveInfo != null) { 3271 result.add(resolveInfo); 3272 Collections.sort(result, mResolvePrioritySorter); 3273 } 3274 return result; 3275 } 3276 final PackageParser.Package pkg = mPackages.get(pkgName); 3277 if (pkg != null) { 3278 if (queryCrossProfile) { 3279 ArrayList<ResolveInfo> crossProfileResult = 3280 queryIntentActivitiesCrossProfilePackage( 3281 intent, resolvedType, flags, userId, pkg, pkgName); 3282 if (!crossProfileResult.isEmpty()) { 3283 // Skip the current profile 3284 return crossProfileResult; 3285 } 3286 } 3287 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3288 pkg.activities, userId); 3289 } 3290 return new ArrayList<ResolveInfo>(); 3291 } 3292 } 3293 3294 private ResolveInfo querySkipCurrentProfileIntents( 3295 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3296 int flags, int sourceUserId) { 3297 if (matchingFilters != null) { 3298 int size = matchingFilters.size(); 3299 for (int i = 0; i < size; i ++) { 3300 CrossProfileIntentFilter filter = matchingFilters.get(i); 3301 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3302 // Checking if there are activities in the target user that can handle the 3303 // intent. 3304 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3305 flags, sourceUserId); 3306 if (resolveInfo != null) { 3307 return resolveInfo; 3308 } 3309 } 3310 } 3311 } 3312 return null; 3313 } 3314 3315 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3316 Intent intent, String resolvedType, int flags, int userId) { 3317 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3318 SparseArray<ArrayList<String>> sourceForwardingInfo = 3319 mSettings.mCrossProfilePackageInfo.get(userId); 3320 if (sourceForwardingInfo != null) { 3321 int NI = sourceForwardingInfo.size(); 3322 for (int i = 0; i < NI; i++) { 3323 int targetUserId = sourceForwardingInfo.keyAt(i); 3324 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3325 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3326 intent, resolvedType, flags, targetUserId); 3327 int NJ = resolveInfos.size(); 3328 for (int j = 0; j < NJ; j++) { 3329 ResolveInfo resolveInfo = resolveInfos.get(j); 3330 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3331 matchingResolveInfos.add(createForwardingResolveInfo( 3332 resolveInfo.filter, userId, targetUserId)); 3333 } 3334 } 3335 } 3336 } 3337 return matchingResolveInfos; 3338 } 3339 3340 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3341 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3342 String packageName) { 3343 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3344 SparseArray<ArrayList<String>> sourceForwardingInfo = 3345 mSettings.mCrossProfilePackageInfo.get(userId); 3346 if (sourceForwardingInfo != null) { 3347 int NI = sourceForwardingInfo.size(); 3348 for (int i = 0; i < NI; i++) { 3349 int targetUserId = sourceForwardingInfo.keyAt(i); 3350 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3351 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3352 intent, resolvedType, flags, pkg.activities, targetUserId); 3353 int NJ = resolveInfos.size(); 3354 for (int j = 0; j < NJ; j++) { 3355 ResolveInfo resolveInfo = resolveInfos.get(j); 3356 matchingResolveInfos.add(createForwardingResolveInfo( 3357 resolveInfo.filter, userId, targetUserId)); 3358 } 3359 } 3360 } 3361 } 3362 return matchingResolveInfos; 3363 } 3364 3365 // Return matching ResolveInfo if any for skip current profile intent filters. 3366 private ResolveInfo queryCrossProfileIntents( 3367 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3368 int flags, int sourceUserId) { 3369 if (matchingFilters != null) { 3370 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3371 // match the same intent. For performance reasons, it is better not to 3372 // run queryIntent twice for the same userId 3373 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3374 int size = matchingFilters.size(); 3375 for (int i = 0; i < size; i++) { 3376 CrossProfileIntentFilter filter = matchingFilters.get(i); 3377 int targetUserId = filter.getTargetUserId(); 3378 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3379 && !alreadyTriedUserIds.get(targetUserId)) { 3380 // Checking if there are activities in the target user that can handle the 3381 // intent. 3382 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3383 flags, sourceUserId); 3384 if (resolveInfo != null) return resolveInfo; 3385 alreadyTriedUserIds.put(targetUserId, true); 3386 } 3387 } 3388 } 3389 return null; 3390 } 3391 3392 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3393 String resolvedType, int flags, int sourceUserId) { 3394 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3395 resolvedType, flags, filter.getTargetUserId()); 3396 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3397 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3398 } 3399 return null; 3400 } 3401 3402 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3403 int sourceUserId, int targetUserId) { 3404 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3405 String className; 3406 if (targetUserId == UserHandle.USER_OWNER) { 3407 className = FORWARD_INTENT_TO_USER_OWNER; 3408 } else { 3409 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3410 } 3411 ComponentName forwardingActivityComponentName = new ComponentName( 3412 mAndroidApplication.packageName, className); 3413 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3414 sourceUserId); 3415 if (targetUserId == UserHandle.USER_OWNER) { 3416 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3417 forwardingResolveInfo.noResourceId = true; 3418 } 3419 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3420 forwardingResolveInfo.priority = 0; 3421 forwardingResolveInfo.preferredOrder = 0; 3422 forwardingResolveInfo.match = 0; 3423 forwardingResolveInfo.isDefault = true; 3424 forwardingResolveInfo.filter = filter; 3425 forwardingResolveInfo.targetUserId = targetUserId; 3426 return forwardingResolveInfo; 3427 } 3428 3429 @Override 3430 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3431 Intent[] specifics, String[] specificTypes, Intent intent, 3432 String resolvedType, int flags, int userId) { 3433 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3434 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3435 "query intent activity options"); 3436 final String resultsAction = intent.getAction(); 3437 3438 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3439 | PackageManager.GET_RESOLVED_FILTER, userId); 3440 3441 if (DEBUG_INTENT_MATCHING) { 3442 Log.v(TAG, "Query " + intent + ": " + results); 3443 } 3444 3445 int specificsPos = 0; 3446 int N; 3447 3448 // todo: note that the algorithm used here is O(N^2). This 3449 // isn't a problem in our current environment, but if we start running 3450 // into situations where we have more than 5 or 10 matches then this 3451 // should probably be changed to something smarter... 3452 3453 // First we go through and resolve each of the specific items 3454 // that were supplied, taking care of removing any corresponding 3455 // duplicate items in the generic resolve list. 3456 if (specifics != null) { 3457 for (int i=0; i<specifics.length; i++) { 3458 final Intent sintent = specifics[i]; 3459 if (sintent == null) { 3460 continue; 3461 } 3462 3463 if (DEBUG_INTENT_MATCHING) { 3464 Log.v(TAG, "Specific #" + i + ": " + sintent); 3465 } 3466 3467 String action = sintent.getAction(); 3468 if (resultsAction != null && resultsAction.equals(action)) { 3469 // If this action was explicitly requested, then don't 3470 // remove things that have it. 3471 action = null; 3472 } 3473 3474 ResolveInfo ri = null; 3475 ActivityInfo ai = null; 3476 3477 ComponentName comp = sintent.getComponent(); 3478 if (comp == null) { 3479 ri = resolveIntent( 3480 sintent, 3481 specificTypes != null ? specificTypes[i] : null, 3482 flags, userId); 3483 if (ri == null) { 3484 continue; 3485 } 3486 if (ri == mResolveInfo) { 3487 // ACK! Must do something better with this. 3488 } 3489 ai = ri.activityInfo; 3490 comp = new ComponentName(ai.applicationInfo.packageName, 3491 ai.name); 3492 } else { 3493 ai = getActivityInfo(comp, flags, userId); 3494 if (ai == null) { 3495 continue; 3496 } 3497 } 3498 3499 // Look for any generic query activities that are duplicates 3500 // of this specific one, and remove them from the results. 3501 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3502 N = results.size(); 3503 int j; 3504 for (j=specificsPos; j<N; j++) { 3505 ResolveInfo sri = results.get(j); 3506 if ((sri.activityInfo.name.equals(comp.getClassName()) 3507 && sri.activityInfo.applicationInfo.packageName.equals( 3508 comp.getPackageName())) 3509 || (action != null && sri.filter.matchAction(action))) { 3510 results.remove(j); 3511 if (DEBUG_INTENT_MATCHING) Log.v( 3512 TAG, "Removing duplicate item from " + j 3513 + " due to specific " + specificsPos); 3514 if (ri == null) { 3515 ri = sri; 3516 } 3517 j--; 3518 N--; 3519 } 3520 } 3521 3522 // Add this specific item to its proper place. 3523 if (ri == null) { 3524 ri = new ResolveInfo(); 3525 ri.activityInfo = ai; 3526 } 3527 results.add(specificsPos, ri); 3528 ri.specificIndex = i; 3529 specificsPos++; 3530 } 3531 } 3532 3533 // Now we go through the remaining generic results and remove any 3534 // duplicate actions that are found here. 3535 N = results.size(); 3536 for (int i=specificsPos; i<N-1; i++) { 3537 final ResolveInfo rii = results.get(i); 3538 if (rii.filter == null) { 3539 continue; 3540 } 3541 3542 // Iterate over all of the actions of this result's intent 3543 // filter... typically this should be just one. 3544 final Iterator<String> it = rii.filter.actionsIterator(); 3545 if (it == null) { 3546 continue; 3547 } 3548 while (it.hasNext()) { 3549 final String action = it.next(); 3550 if (resultsAction != null && resultsAction.equals(action)) { 3551 // If this action was explicitly requested, then don't 3552 // remove things that have it. 3553 continue; 3554 } 3555 for (int j=i+1; j<N; j++) { 3556 final ResolveInfo rij = results.get(j); 3557 if (rij.filter != null && rij.filter.hasAction(action)) { 3558 results.remove(j); 3559 if (DEBUG_INTENT_MATCHING) Log.v( 3560 TAG, "Removing duplicate item from " + j 3561 + " due to action " + action + " at " + i); 3562 j--; 3563 N--; 3564 } 3565 } 3566 } 3567 3568 // If the caller didn't request filter information, drop it now 3569 // so we don't have to marshall/unmarshall it. 3570 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3571 rii.filter = null; 3572 } 3573 } 3574 3575 // Filter out the caller activity if so requested. 3576 if (caller != null) { 3577 N = results.size(); 3578 for (int i=0; i<N; i++) { 3579 ActivityInfo ainfo = results.get(i).activityInfo; 3580 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3581 && caller.getClassName().equals(ainfo.name)) { 3582 results.remove(i); 3583 break; 3584 } 3585 } 3586 } 3587 3588 // If the caller didn't request filter information, 3589 // drop them now so we don't have to 3590 // marshall/unmarshall it. 3591 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3592 N = results.size(); 3593 for (int i=0; i<N; i++) { 3594 results.get(i).filter = null; 3595 } 3596 } 3597 3598 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3599 return results; 3600 } 3601 3602 @Override 3603 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3604 int userId) { 3605 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3606 ComponentName comp = intent.getComponent(); 3607 if (comp == null) { 3608 if (intent.getSelector() != null) { 3609 intent = intent.getSelector(); 3610 comp = intent.getComponent(); 3611 } 3612 } 3613 if (comp != null) { 3614 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3615 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3616 if (ai != null) { 3617 ResolveInfo ri = new ResolveInfo(); 3618 ri.activityInfo = ai; 3619 list.add(ri); 3620 } 3621 return list; 3622 } 3623 3624 // reader 3625 synchronized (mPackages) { 3626 String pkgName = intent.getPackage(); 3627 if (pkgName == null) { 3628 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3629 } 3630 final PackageParser.Package pkg = mPackages.get(pkgName); 3631 if (pkg != null) { 3632 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3633 userId); 3634 } 3635 return null; 3636 } 3637 } 3638 3639 @Override 3640 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3641 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3642 if (!sUserManager.exists(userId)) return null; 3643 if (query != null) { 3644 if (query.size() >= 1) { 3645 // If there is more than one service with the same priority, 3646 // just arbitrarily pick the first one. 3647 return query.get(0); 3648 } 3649 } 3650 return null; 3651 } 3652 3653 @Override 3654 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3655 int userId) { 3656 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3657 ComponentName comp = intent.getComponent(); 3658 if (comp == null) { 3659 if (intent.getSelector() != null) { 3660 intent = intent.getSelector(); 3661 comp = intent.getComponent(); 3662 } 3663 } 3664 if (comp != null) { 3665 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3666 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3667 if (si != null) { 3668 final ResolveInfo ri = new ResolveInfo(); 3669 ri.serviceInfo = si; 3670 list.add(ri); 3671 } 3672 return list; 3673 } 3674 3675 // reader 3676 synchronized (mPackages) { 3677 String pkgName = intent.getPackage(); 3678 if (pkgName == null) { 3679 return mServices.queryIntent(intent, resolvedType, flags, userId); 3680 } 3681 final PackageParser.Package pkg = mPackages.get(pkgName); 3682 if (pkg != null) { 3683 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3684 userId); 3685 } 3686 return null; 3687 } 3688 } 3689 3690 @Override 3691 public List<ResolveInfo> queryIntentContentProviders( 3692 Intent intent, String resolvedType, int flags, int userId) { 3693 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3694 ComponentName comp = intent.getComponent(); 3695 if (comp == null) { 3696 if (intent.getSelector() != null) { 3697 intent = intent.getSelector(); 3698 comp = intent.getComponent(); 3699 } 3700 } 3701 if (comp != null) { 3702 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3703 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3704 if (pi != null) { 3705 final ResolveInfo ri = new ResolveInfo(); 3706 ri.providerInfo = pi; 3707 list.add(ri); 3708 } 3709 return list; 3710 } 3711 3712 // reader 3713 synchronized (mPackages) { 3714 String pkgName = intent.getPackage(); 3715 if (pkgName == null) { 3716 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3717 } 3718 final PackageParser.Package pkg = mPackages.get(pkgName); 3719 if (pkg != null) { 3720 return mProviders.queryIntentForPackage( 3721 intent, resolvedType, flags, pkg.providers, userId); 3722 } 3723 return null; 3724 } 3725 } 3726 3727 @Override 3728 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3729 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3730 3731 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3732 3733 // writer 3734 synchronized (mPackages) { 3735 ArrayList<PackageInfo> list; 3736 if (listUninstalled) { 3737 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3738 for (PackageSetting ps : mSettings.mPackages.values()) { 3739 PackageInfo pi; 3740 if (ps.pkg != null) { 3741 pi = generatePackageInfo(ps.pkg, flags, userId); 3742 } else { 3743 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3744 } 3745 if (pi != null) { 3746 list.add(pi); 3747 } 3748 } 3749 } else { 3750 list = new ArrayList<PackageInfo>(mPackages.size()); 3751 for (PackageParser.Package p : mPackages.values()) { 3752 PackageInfo pi = generatePackageInfo(p, flags, userId); 3753 if (pi != null) { 3754 list.add(pi); 3755 } 3756 } 3757 } 3758 3759 return new ParceledListSlice<PackageInfo>(list); 3760 } 3761 } 3762 3763 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3764 String[] permissions, boolean[] tmp, int flags, int userId) { 3765 int numMatch = 0; 3766 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3767 for (int i=0; i<permissions.length; i++) { 3768 if (gp.grantedPermissions.contains(permissions[i])) { 3769 tmp[i] = true; 3770 numMatch++; 3771 } else { 3772 tmp[i] = false; 3773 } 3774 } 3775 if (numMatch == 0) { 3776 return; 3777 } 3778 PackageInfo pi; 3779 if (ps.pkg != null) { 3780 pi = generatePackageInfo(ps.pkg, flags, userId); 3781 } else { 3782 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3783 } 3784 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3785 if (numMatch == permissions.length) { 3786 pi.requestedPermissions = permissions; 3787 } else { 3788 pi.requestedPermissions = new String[numMatch]; 3789 numMatch = 0; 3790 for (int i=0; i<permissions.length; i++) { 3791 if (tmp[i]) { 3792 pi.requestedPermissions[numMatch] = permissions[i]; 3793 numMatch++; 3794 } 3795 } 3796 } 3797 } 3798 list.add(pi); 3799 } 3800 3801 @Override 3802 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3803 String[] permissions, int flags, int userId) { 3804 if (!sUserManager.exists(userId)) return null; 3805 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3806 3807 // writer 3808 synchronized (mPackages) { 3809 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3810 boolean[] tmpBools = new boolean[permissions.length]; 3811 if (listUninstalled) { 3812 for (PackageSetting ps : mSettings.mPackages.values()) { 3813 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3814 } 3815 } else { 3816 for (PackageParser.Package pkg : mPackages.values()) { 3817 PackageSetting ps = (PackageSetting)pkg.mExtras; 3818 if (ps != null) { 3819 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3820 userId); 3821 } 3822 } 3823 } 3824 3825 return new ParceledListSlice<PackageInfo>(list); 3826 } 3827 } 3828 3829 @Override 3830 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3831 if (!sUserManager.exists(userId)) return null; 3832 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3833 3834 // writer 3835 synchronized (mPackages) { 3836 ArrayList<ApplicationInfo> list; 3837 if (listUninstalled) { 3838 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3839 for (PackageSetting ps : mSettings.mPackages.values()) { 3840 ApplicationInfo ai; 3841 if (ps.pkg != null) { 3842 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3843 ps.readUserState(userId), userId); 3844 } else { 3845 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3846 } 3847 if (ai != null) { 3848 list.add(ai); 3849 } 3850 } 3851 } else { 3852 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3853 for (PackageParser.Package p : mPackages.values()) { 3854 if (p.mExtras != null) { 3855 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3856 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3857 if (ai != null) { 3858 list.add(ai); 3859 } 3860 } 3861 } 3862 } 3863 3864 return new ParceledListSlice<ApplicationInfo>(list); 3865 } 3866 } 3867 3868 public List<ApplicationInfo> getPersistentApplications(int flags) { 3869 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3870 3871 // reader 3872 synchronized (mPackages) { 3873 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3874 final int userId = UserHandle.getCallingUserId(); 3875 while (i.hasNext()) { 3876 final PackageParser.Package p = i.next(); 3877 if (p.applicationInfo != null 3878 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3879 && (!mSafeMode || isSystemApp(p))) { 3880 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3881 if (ps != null) { 3882 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3883 ps.readUserState(userId), userId); 3884 if (ai != null) { 3885 finalList.add(ai); 3886 } 3887 } 3888 } 3889 } 3890 } 3891 3892 return finalList; 3893 } 3894 3895 @Override 3896 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3897 if (!sUserManager.exists(userId)) return null; 3898 // reader 3899 synchronized (mPackages) { 3900 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3901 PackageSetting ps = provider != null 3902 ? mSettings.mPackages.get(provider.owner.packageName) 3903 : null; 3904 return ps != null 3905 && mSettings.isEnabledLPr(provider.info, flags, userId) 3906 && (!mSafeMode || (provider.info.applicationInfo.flags 3907 &ApplicationInfo.FLAG_SYSTEM) != 0) 3908 ? PackageParser.generateProviderInfo(provider, flags, 3909 ps.readUserState(userId), userId) 3910 : null; 3911 } 3912 } 3913 3914 /** 3915 * @deprecated 3916 */ 3917 @Deprecated 3918 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3919 // reader 3920 synchronized (mPackages) { 3921 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3922 .entrySet().iterator(); 3923 final int userId = UserHandle.getCallingUserId(); 3924 while (i.hasNext()) { 3925 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3926 PackageParser.Provider p = entry.getValue(); 3927 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3928 3929 if (ps != null && p.syncable 3930 && (!mSafeMode || (p.info.applicationInfo.flags 3931 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3932 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3933 ps.readUserState(userId), userId); 3934 if (info != null) { 3935 outNames.add(entry.getKey()); 3936 outInfo.add(info); 3937 } 3938 } 3939 } 3940 } 3941 } 3942 3943 @Override 3944 public List<ProviderInfo> queryContentProviders(String processName, 3945 int uid, int flags) { 3946 ArrayList<ProviderInfo> finalList = null; 3947 // reader 3948 synchronized (mPackages) { 3949 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3950 final int userId = processName != null ? 3951 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3952 while (i.hasNext()) { 3953 final PackageParser.Provider p = i.next(); 3954 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3955 if (ps != null && p.info.authority != null 3956 && (processName == null 3957 || (p.info.processName.equals(processName) 3958 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3959 && mSettings.isEnabledLPr(p.info, flags, userId) 3960 && (!mSafeMode 3961 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3962 if (finalList == null) { 3963 finalList = new ArrayList<ProviderInfo>(3); 3964 } 3965 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3966 ps.readUserState(userId), userId); 3967 if (info != null) { 3968 finalList.add(info); 3969 } 3970 } 3971 } 3972 } 3973 3974 if (finalList != null) { 3975 Collections.sort(finalList, mProviderInitOrderSorter); 3976 } 3977 3978 return finalList; 3979 } 3980 3981 @Override 3982 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3983 int flags) { 3984 // reader 3985 synchronized (mPackages) { 3986 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3987 return PackageParser.generateInstrumentationInfo(i, flags); 3988 } 3989 } 3990 3991 @Override 3992 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3993 int flags) { 3994 ArrayList<InstrumentationInfo> finalList = 3995 new ArrayList<InstrumentationInfo>(); 3996 3997 // reader 3998 synchronized (mPackages) { 3999 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4000 while (i.hasNext()) { 4001 final PackageParser.Instrumentation p = i.next(); 4002 if (targetPackage == null 4003 || targetPackage.equals(p.info.targetPackage)) { 4004 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4005 flags); 4006 if (ii != null) { 4007 finalList.add(ii); 4008 } 4009 } 4010 } 4011 } 4012 4013 return finalList; 4014 } 4015 4016 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4017 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4018 if (overlays == null) { 4019 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4020 return; 4021 } 4022 for (PackageParser.Package opkg : overlays.values()) { 4023 // Not much to do if idmap fails: we already logged the error 4024 // and we certainly don't want to abort installation of pkg simply 4025 // because an overlay didn't fit properly. For these reasons, 4026 // ignore the return value of createIdmapForPackagePairLI. 4027 createIdmapForPackagePairLI(pkg, opkg); 4028 } 4029 } 4030 4031 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4032 PackageParser.Package opkg) { 4033 if (!opkg.mTrustedOverlay) { 4034 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4035 opkg.baseCodePath + ": overlay not trusted"); 4036 return false; 4037 } 4038 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4039 if (overlaySet == null) { 4040 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4041 opkg.baseCodePath + " but target package has no known overlays"); 4042 return false; 4043 } 4044 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4045 // TODO: generate idmap for split APKs 4046 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4047 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4048 + opkg.baseCodePath); 4049 return false; 4050 } 4051 PackageParser.Package[] overlayArray = 4052 overlaySet.values().toArray(new PackageParser.Package[0]); 4053 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4054 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4055 return p1.mOverlayPriority - p2.mOverlayPriority; 4056 } 4057 }; 4058 Arrays.sort(overlayArray, cmp); 4059 4060 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4061 int i = 0; 4062 for (PackageParser.Package p : overlayArray) { 4063 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4064 } 4065 return true; 4066 } 4067 4068 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4069 final File[] files = dir.listFiles(); 4070 if (ArrayUtils.isEmpty(files)) { 4071 Log.d(TAG, "No files in app dir " + dir); 4072 return; 4073 } 4074 4075 if (DEBUG_PACKAGE_SCANNING) { 4076 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4077 + " flags=0x" + Integer.toHexString(parseFlags)); 4078 } 4079 4080 for (File file : files) { 4081 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4082 && !PackageInstallerService.isStageName(file.getName()); 4083 if (!isPackage) { 4084 // Ignore entries which are not packages 4085 continue; 4086 } 4087 try { 4088 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4089 scanFlags, currentTime, null); 4090 } catch (PackageManagerException e) { 4091 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4092 4093 // Delete invalid userdata apps 4094 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4095 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4096 Slog.w(TAG, "Deleting invalid package at " + file); 4097 if (file.isDirectory()) { 4098 FileUtils.deleteContents(file); 4099 } 4100 file.delete(); 4101 } 4102 } 4103 } 4104 } 4105 4106 private static File getSettingsProblemFile() { 4107 File dataDir = Environment.getDataDirectory(); 4108 File systemDir = new File(dataDir, "system"); 4109 File fname = new File(systemDir, "uiderrors.txt"); 4110 return fname; 4111 } 4112 4113 static void reportSettingsProblem(int priority, String msg) { 4114 try { 4115 File fname = getSettingsProblemFile(); 4116 FileOutputStream out = new FileOutputStream(fname, true); 4117 PrintWriter pw = new FastPrintWriter(out); 4118 SimpleDateFormat formatter = new SimpleDateFormat(); 4119 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4120 pw.println(dateString + ": " + msg); 4121 pw.close(); 4122 FileUtils.setPermissions( 4123 fname.toString(), 4124 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4125 -1, -1); 4126 } catch (java.io.IOException e) { 4127 } 4128 Slog.println(priority, TAG, msg); 4129 } 4130 4131 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4132 PackageParser.Package pkg, File srcFile, int parseFlags) 4133 throws PackageManagerException { 4134 if (ps != null 4135 && ps.codePath.equals(srcFile) 4136 && ps.timeStamp == srcFile.lastModified() 4137 && !isCompatSignatureUpdateNeeded(pkg)) { 4138 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4139 if (ps.signatures.mSignatures != null 4140 && ps.signatures.mSignatures.length != 0 4141 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4142 // Optimization: reuse the existing cached certificates 4143 // if the package appears to be unchanged. 4144 pkg.mSignatures = ps.signatures.mSignatures; 4145 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4146 synchronized (mPackages) { 4147 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4148 } 4149 return; 4150 } 4151 4152 Slog.w(TAG, "PackageSetting for " + ps.name 4153 + " is missing signatures. Collecting certs again to recover them."); 4154 } else { 4155 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4156 } 4157 4158 try { 4159 pp.collectCertificates(pkg, parseFlags); 4160 pp.collectManifestDigest(pkg); 4161 } catch (PackageParserException e) { 4162 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4163 + pkg.packageName + ": " + e.getMessage()); 4164 } 4165 } 4166 4167 /* 4168 * Scan a package and return the newly parsed package. 4169 * Returns null in case of errors and the error code is stored in mLastScanError 4170 */ 4171 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4172 long currentTime, UserHandle user) throws PackageManagerException { 4173 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4174 parseFlags |= mDefParseFlags; 4175 PackageParser pp = new PackageParser(); 4176 pp.setSeparateProcesses(mSeparateProcesses); 4177 pp.setOnlyCoreApps(mOnlyCore); 4178 pp.setDisplayMetrics(mMetrics); 4179 4180 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4181 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4182 } 4183 4184 final PackageParser.Package pkg; 4185 try { 4186 pkg = pp.parsePackage(scanFile, parseFlags); 4187 } catch (PackageParserException e) { 4188 throw new PackageManagerException(e.error, 4189 "Failed to scan " + scanFile + ": " + e.getMessage()); 4190 } 4191 4192 PackageSetting ps = null; 4193 PackageSetting updatedPkg; 4194 // reader 4195 synchronized (mPackages) { 4196 // Look to see if we already know about this package. 4197 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4198 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4199 // This package has been renamed to its original name. Let's 4200 // use that. 4201 ps = mSettings.peekPackageLPr(oldName); 4202 } 4203 // If there was no original package, see one for the real package name. 4204 if (ps == null) { 4205 ps = mSettings.peekPackageLPr(pkg.packageName); 4206 } 4207 // Check to see if this package could be hiding/updating a system 4208 // package. Must look for it either under the original or real 4209 // package name depending on our state. 4210 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4211 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4212 } 4213 boolean updatedPkgBetter = false; 4214 // First check if this is a system package that may involve an update 4215 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4216 if (ps != null && !ps.codePath.equals(scanFile)) { 4217 // The path has changed from what was last scanned... check the 4218 // version of the new path against what we have stored to determine 4219 // what to do. 4220 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4221 if (pkg.mVersionCode < ps.versionCode) { 4222 // The system package has been updated and the code path does not match 4223 // Ignore entry. Skip it. 4224 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4225 + " ignored: updated version " + ps.versionCode 4226 + " better than this " + pkg.mVersionCode); 4227 if (!updatedPkg.codePath.equals(scanFile)) { 4228 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4229 + ps.name + " changing from " + updatedPkg.codePathString 4230 + " to " + scanFile); 4231 updatedPkg.codePath = scanFile; 4232 updatedPkg.codePathString = scanFile.toString(); 4233 // This is the point at which we know that the system-disk APK 4234 // for this package has moved during a reboot (e.g. due to an OTA), 4235 // so we need to reevaluate it for privilege policy. 4236 if (locationIsPrivileged(scanFile)) { 4237 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4238 } 4239 } 4240 updatedPkg.pkg = pkg; 4241 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4242 } else { 4243 // The current app on the system partition is better than 4244 // what we have updated to on the data partition; switch 4245 // back to the system partition version. 4246 // At this point, its safely assumed that package installation for 4247 // apps in system partition will go through. If not there won't be a working 4248 // version of the app 4249 // writer 4250 synchronized (mPackages) { 4251 // Just remove the loaded entries from package lists. 4252 mPackages.remove(ps.name); 4253 } 4254 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4255 + "reverting from " + ps.codePathString 4256 + ": new version " + pkg.mVersionCode 4257 + " better than installed " + ps.versionCode); 4258 4259 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4260 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4261 getAppDexInstructionSets(ps)); 4262 synchronized (mInstallLock) { 4263 args.cleanUpResourcesLI(); 4264 } 4265 synchronized (mPackages) { 4266 mSettings.enableSystemPackageLPw(ps.name); 4267 } 4268 updatedPkgBetter = true; 4269 } 4270 } 4271 } 4272 4273 if (updatedPkg != null) { 4274 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4275 // initially 4276 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4277 4278 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4279 // flag set initially 4280 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4281 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4282 } 4283 } 4284 4285 // Verify certificates against what was last scanned 4286 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4287 4288 /* 4289 * A new system app appeared, but we already had a non-system one of the 4290 * same name installed earlier. 4291 */ 4292 boolean shouldHideSystemApp = false; 4293 if (updatedPkg == null && ps != null 4294 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4295 /* 4296 * Check to make sure the signatures match first. If they don't, 4297 * wipe the installed application and its data. 4298 */ 4299 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4300 != PackageManager.SIGNATURE_MATCH) { 4301 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4302 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4303 ps = null; 4304 } else { 4305 /* 4306 * If the newly-added system app is an older version than the 4307 * already installed version, hide it. It will be scanned later 4308 * and re-added like an update. 4309 */ 4310 if (pkg.mVersionCode < ps.versionCode) { 4311 shouldHideSystemApp = true; 4312 } else { 4313 /* 4314 * The newly found system app is a newer version that the 4315 * one previously installed. Simply remove the 4316 * already-installed application and replace it with our own 4317 * while keeping the application data. 4318 */ 4319 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4320 + ps.codePathString + ": new version " + pkg.mVersionCode 4321 + " better than installed " + ps.versionCode); 4322 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4323 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4324 getAppDexInstructionSets(ps)); 4325 synchronized (mInstallLock) { 4326 args.cleanUpResourcesLI(); 4327 } 4328 } 4329 } 4330 } 4331 4332 // The apk is forward locked (not public) if its code and resources 4333 // are kept in different files. (except for app in either system or 4334 // vendor path). 4335 // TODO grab this value from PackageSettings 4336 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4337 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4338 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4339 } 4340 } 4341 4342 // TODO: extend to support forward-locked splits 4343 String resourcePath = null; 4344 String baseResourcePath = null; 4345 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4346 if (ps != null && ps.resourcePathString != null) { 4347 resourcePath = ps.resourcePathString; 4348 baseResourcePath = ps.resourcePathString; 4349 } else { 4350 // Should not happen at all. Just log an error. 4351 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4352 } 4353 } else { 4354 resourcePath = pkg.codePath; 4355 baseResourcePath = pkg.baseCodePath; 4356 } 4357 4358 // Set application objects path explicitly. 4359 pkg.applicationInfo.setCodePath(pkg.codePath); 4360 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4361 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4362 pkg.applicationInfo.setResourcePath(resourcePath); 4363 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4364 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4365 4366 // Note that we invoke the following method only if we are about to unpack an application 4367 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 4368 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4369 4370 /* 4371 * If the system app should be overridden by a previously installed 4372 * data, hide the system app now and let the /data/app scan pick it up 4373 * again. 4374 */ 4375 if (shouldHideSystemApp) { 4376 synchronized (mPackages) { 4377 /* 4378 * We have to grant systems permissions before we hide, because 4379 * grantPermissions will assume the package update is trying to 4380 * expand its permissions. 4381 */ 4382 grantPermissionsLPw(pkg, true); 4383 mSettings.disableSystemPackageLPw(pkg.packageName); 4384 } 4385 } 4386 4387 return scannedPkg; 4388 } 4389 4390 private static String fixProcessName(String defProcessName, 4391 String processName, int uid) { 4392 if (processName == null) { 4393 return defProcessName; 4394 } 4395 return processName; 4396 } 4397 4398 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4399 throws PackageManagerException { 4400 if (pkgSetting.signatures.mSignatures != null) { 4401 // Already existing package. Make sure signatures match 4402 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4403 == PackageManager.SIGNATURE_MATCH; 4404 if (!match) { 4405 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4406 == PackageManager.SIGNATURE_MATCH; 4407 } 4408 if (!match) { 4409 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4410 + pkg.packageName + " signatures do not match the " 4411 + "previously installed version; ignoring!"); 4412 } 4413 } 4414 4415 // Check for shared user signatures 4416 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4417 // Already existing package. Make sure signatures match 4418 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4419 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4420 if (!match) { 4421 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4422 == PackageManager.SIGNATURE_MATCH; 4423 } 4424 if (!match) { 4425 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4426 "Package " + pkg.packageName 4427 + " has no signatures that match those in shared user " 4428 + pkgSetting.sharedUser.name + "; ignoring!"); 4429 } 4430 } 4431 } 4432 4433 /** 4434 * Enforces that only the system UID or root's UID can call a method exposed 4435 * via Binder. 4436 * 4437 * @param message used as message if SecurityException is thrown 4438 * @throws SecurityException if the caller is not system or root 4439 */ 4440 private static final void enforceSystemOrRoot(String message) { 4441 final int uid = Binder.getCallingUid(); 4442 if (uid != Process.SYSTEM_UID && uid != 0) { 4443 throw new SecurityException(message); 4444 } 4445 } 4446 4447 @Override 4448 public void performBootDexOpt() { 4449 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4450 4451 final HashSet<PackageParser.Package> pkgs; 4452 synchronized (mPackages) { 4453 pkgs = mDeferredDexOpt; 4454 mDeferredDexOpt = null; 4455 } 4456 4457 if (pkgs != null) { 4458 // Filter out packages that aren't recently used. 4459 // 4460 // The exception is first boot of a non-eng device, which 4461 // should do a full dexopt. 4462 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4463 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4464 // TODO: add a property to control this? 4465 long dexOptLRUThresholdInMinutes; 4466 if (eng) { 4467 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4468 } else { 4469 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4470 } 4471 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4472 4473 int total = pkgs.size(); 4474 int skipped = 0; 4475 long now = System.currentTimeMillis(); 4476 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4477 PackageParser.Package pkg = i.next(); 4478 long then = pkg.mLastPackageUsageTimeInMills; 4479 if (then + dexOptLRUThresholdInMills < now) { 4480 if (DEBUG_DEXOPT) { 4481 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4482 ((then == 0) ? "never" : new Date(then))); 4483 } 4484 i.remove(); 4485 skipped++; 4486 } 4487 } 4488 if (DEBUG_DEXOPT) { 4489 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4490 } 4491 } 4492 4493 int i = 0; 4494 for (PackageParser.Package pkg : pkgs) { 4495 i++; 4496 if (DEBUG_DEXOPT) { 4497 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4498 + ": " + pkg.packageName); 4499 } 4500 if (!isFirstBoot()) { 4501 try { 4502 ActivityManagerNative.getDefault().showBootMessage( 4503 mContext.getResources().getString( 4504 R.string.android_upgrading_apk, 4505 i, pkgs.size()), true); 4506 } catch (RemoteException e) { 4507 } 4508 } 4509 PackageParser.Package p = pkg; 4510 synchronized (mInstallLock) { 4511 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4512 true /* include dependencies */); 4513 } 4514 } 4515 } 4516 } 4517 4518 @Override 4519 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4520 return performDexOpt(packageName, instructionSet, true); 4521 } 4522 4523 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4524 if (info.primaryCpuAbi == null) { 4525 return getPreferredInstructionSet(); 4526 } 4527 4528 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4529 } 4530 4531 public boolean performDexOpt(String packageName, String instructionSet, boolean updateUsage) { 4532 PackageParser.Package p; 4533 final String targetInstructionSet; 4534 synchronized (mPackages) { 4535 p = mPackages.get(packageName); 4536 if (p == null) { 4537 return false; 4538 } 4539 if (updateUsage) { 4540 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4541 } 4542 mPackageUsage.write(false); 4543 4544 targetInstructionSet = instructionSet != null ? instructionSet : 4545 getPrimaryInstructionSet(p.applicationInfo); 4546 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4547 return false; 4548 } 4549 } 4550 4551 synchronized (mInstallLock) { 4552 final String[] instructionSets = new String[] { targetInstructionSet }; 4553 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4554 true /* include dependencies */) == DEX_OPT_PERFORMED; 4555 } 4556 } 4557 4558 public HashSet<String> getPackagesThatNeedDexOpt() { 4559 HashSet<String> pkgs = null; 4560 synchronized (mPackages) { 4561 for (PackageParser.Package p : mPackages.values()) { 4562 if (DEBUG_DEXOPT) { 4563 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4564 } 4565 if (!p.mDexOptPerformed.isEmpty()) { 4566 continue; 4567 } 4568 if (pkgs == null) { 4569 pkgs = new HashSet<String>(); 4570 } 4571 pkgs.add(p.packageName); 4572 } 4573 } 4574 return pkgs; 4575 } 4576 4577 public void shutdown() { 4578 mPackageUsage.write(true); 4579 } 4580 4581 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4582 boolean forceDex, boolean defer, HashSet<String> done) { 4583 for (int i=0; i<libs.size(); i++) { 4584 PackageParser.Package libPkg; 4585 String libName; 4586 synchronized (mPackages) { 4587 libName = libs.get(i); 4588 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4589 if (lib != null && lib.apk != null) { 4590 libPkg = mPackages.get(lib.apk); 4591 } else { 4592 libPkg = null; 4593 } 4594 } 4595 if (libPkg != null && !done.contains(libName)) { 4596 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4597 } 4598 } 4599 } 4600 4601 static final int DEX_OPT_SKIPPED = 0; 4602 static final int DEX_OPT_PERFORMED = 1; 4603 static final int DEX_OPT_DEFERRED = 2; 4604 static final int DEX_OPT_FAILED = -1; 4605 4606 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4607 boolean forceDex, boolean defer, HashSet<String> done) { 4608 final String[] instructionSets = targetInstructionSets != null ? 4609 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4610 4611 if (done != null) { 4612 done.add(pkg.packageName); 4613 if (pkg.usesLibraries != null) { 4614 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4615 } 4616 if (pkg.usesOptionalLibraries != null) { 4617 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4618 } 4619 } 4620 4621 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4622 return DEX_OPT_SKIPPED; 4623 } 4624 4625 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4626 4627 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4628 boolean performedDexOpt = false; 4629 // There are three basic cases here: 4630 // 1.) we need to dexopt, either because we are forced or it is needed 4631 // 2.) we are defering a needed dexopt 4632 // 3.) we are skipping an unneeded dexopt 4633 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4634 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4635 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4636 continue; 4637 } 4638 4639 for (String path : paths) { 4640 try { 4641 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4642 // patckage or the one we find does not match the image checksum (i.e. it was 4643 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4644 // odex file and it matches the checksum of the image but not its base address, 4645 // meaning we need to move it. 4646 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4647 pkg.packageName, dexCodeInstructionSet, defer); 4648 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4649 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4650 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4651 + " vmSafeMode=" + vmSafeMode); 4652 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4653 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4654 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4655 4656 if (ret < 0) { 4657 // Don't bother running dexopt again if we failed, it will probably 4658 // just result in an error again. Also, don't bother dexopting for other 4659 // paths & ISAs. 4660 return DEX_OPT_FAILED; 4661 } 4662 4663 performedDexOpt = true; 4664 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4665 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4666 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4667 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4668 pkg.packageName, dexCodeInstructionSet); 4669 4670 if (ret < 0) { 4671 // Don't bother running patchoat again if we failed, it will probably 4672 // just result in an error again. Also, don't bother dexopting for other 4673 // paths & ISAs. 4674 return DEX_OPT_FAILED; 4675 } 4676 4677 performedDexOpt = true; 4678 } 4679 4680 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4681 // paths and instruction sets. We'll deal with them all together when we process 4682 // our list of deferred dexopts. 4683 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4684 if (mDeferredDexOpt == null) { 4685 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4686 } 4687 mDeferredDexOpt.add(pkg); 4688 return DEX_OPT_DEFERRED; 4689 } 4690 } catch (FileNotFoundException e) { 4691 Slog.w(TAG, "Apk not found for dexopt: " + path); 4692 return DEX_OPT_FAILED; 4693 } catch (IOException e) { 4694 Slog.w(TAG, "IOException reading apk: " + path, e); 4695 return DEX_OPT_FAILED; 4696 } catch (StaleDexCacheError e) { 4697 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4698 return DEX_OPT_FAILED; 4699 } catch (Exception e) { 4700 Slog.w(TAG, "Exception when doing dexopt : ", e); 4701 return DEX_OPT_FAILED; 4702 } 4703 } 4704 4705 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4706 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4707 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4708 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4709 // it. 4710 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4711 } 4712 4713 // If we've gotten here, we're sure that no error occurred and that we haven't 4714 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4715 // we've skipped all of them because they are up to date. In both cases this 4716 // package doesn't need dexopt any longer. 4717 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4718 } 4719 4720 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4721 if (info.primaryCpuAbi != null) { 4722 if (info.secondaryCpuAbi != null) { 4723 return new String[] { 4724 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4725 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4726 } else { 4727 return new String[] { 4728 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4729 } 4730 } 4731 4732 return new String[] { getPreferredInstructionSet() }; 4733 } 4734 4735 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4736 if (ps.primaryCpuAbiString != null) { 4737 if (ps.secondaryCpuAbiString != null) { 4738 return new String[] { 4739 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4740 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4741 } else { 4742 return new String[] { 4743 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4744 } 4745 } 4746 4747 return new String[] { getPreferredInstructionSet() }; 4748 } 4749 4750 private static String getPreferredInstructionSet() { 4751 if (sPreferredInstructionSet == null) { 4752 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4753 } 4754 4755 return sPreferredInstructionSet; 4756 } 4757 4758 private static List<String> getAllInstructionSets() { 4759 final String[] allAbis = Build.SUPPORTED_ABIS; 4760 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4761 4762 for (String abi : allAbis) { 4763 final String instructionSet = VMRuntime.getInstructionSet(abi); 4764 if (!allInstructionSets.contains(instructionSet)) { 4765 allInstructionSets.add(instructionSet); 4766 } 4767 } 4768 4769 return allInstructionSets; 4770 } 4771 4772 /** 4773 * Returns the instruction set that should be used to compile dex code. In the presence of 4774 * a native bridge this might be different than the one shared libraries use. 4775 */ 4776 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4777 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4778 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4779 } 4780 4781 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4782 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4783 for (String instructionSet : instructionSets) { 4784 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4785 } 4786 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4787 } 4788 4789 @Override 4790 public void forceDexOpt(String packageName) { 4791 enforceSystemOrRoot("forceDexOpt"); 4792 4793 PackageParser.Package pkg; 4794 synchronized (mPackages) { 4795 pkg = mPackages.get(packageName); 4796 if (pkg == null) { 4797 throw new IllegalArgumentException("Missing package: " + packageName); 4798 } 4799 } 4800 4801 synchronized (mInstallLock) { 4802 final String[] instructionSets = new String[] { 4803 getPrimaryInstructionSet(pkg.applicationInfo) }; 4804 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4805 if (res != DEX_OPT_PERFORMED) { 4806 throw new IllegalStateException("Failed to dexopt: " + res); 4807 } 4808 } 4809 } 4810 4811 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4812 boolean forceDex, boolean defer, boolean inclDependencies) { 4813 HashSet<String> done; 4814 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4815 done = new HashSet<String>(); 4816 done.add(pkg.packageName); 4817 } else { 4818 done = null; 4819 } 4820 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4821 } 4822 4823 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4824 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4825 Slog.w(TAG, "Unable to update from " + oldPkg.name 4826 + " to " + newPkg.packageName 4827 + ": old package not in system partition"); 4828 return false; 4829 } else if (mPackages.get(oldPkg.name) != null) { 4830 Slog.w(TAG, "Unable to update from " + oldPkg.name 4831 + " to " + newPkg.packageName 4832 + ": old package still exists"); 4833 return false; 4834 } 4835 return true; 4836 } 4837 4838 File getDataPathForUser(int userId) { 4839 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4840 } 4841 4842 private File getDataPathForPackage(String packageName, int userId) { 4843 /* 4844 * Until we fully support multiple users, return the directory we 4845 * previously would have. The PackageManagerTests will need to be 4846 * revised when this is changed back.. 4847 */ 4848 if (userId == 0) { 4849 return new File(mAppDataDir, packageName); 4850 } else { 4851 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4852 + File.separator + packageName); 4853 } 4854 } 4855 4856 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4857 int[] users = sUserManager.getUserIds(); 4858 int res = mInstaller.install(packageName, uid, uid, seinfo); 4859 if (res < 0) { 4860 return res; 4861 } 4862 for (int user : users) { 4863 if (user != 0) { 4864 res = mInstaller.createUserData(packageName, 4865 UserHandle.getUid(user, uid), user, seinfo); 4866 if (res < 0) { 4867 return res; 4868 } 4869 } 4870 } 4871 return res; 4872 } 4873 4874 private int removeDataDirsLI(String packageName) { 4875 int[] users = sUserManager.getUserIds(); 4876 int res = 0; 4877 for (int user : users) { 4878 int resInner = mInstaller.remove(packageName, user); 4879 if (resInner < 0) { 4880 res = resInner; 4881 } 4882 } 4883 4884 return res; 4885 } 4886 4887 private int deleteCodeCacheDirsLI(String packageName) { 4888 int[] users = sUserManager.getUserIds(); 4889 int res = 0; 4890 for (int user : users) { 4891 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4892 if (resInner < 0) { 4893 res = resInner; 4894 } 4895 } 4896 return res; 4897 } 4898 4899 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4900 PackageParser.Package changingLib) { 4901 if (file.path != null) { 4902 usesLibraryFiles.add(file.path); 4903 return; 4904 } 4905 PackageParser.Package p = mPackages.get(file.apk); 4906 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4907 // If we are doing this while in the middle of updating a library apk, 4908 // then we need to make sure to use that new apk for determining the 4909 // dependencies here. (We haven't yet finished committing the new apk 4910 // to the package manager state.) 4911 if (p == null || p.packageName.equals(changingLib.packageName)) { 4912 p = changingLib; 4913 } 4914 } 4915 if (p != null) { 4916 usesLibraryFiles.addAll(p.getAllCodePaths()); 4917 } 4918 } 4919 4920 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4921 PackageParser.Package changingLib) throws PackageManagerException { 4922 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4923 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4924 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4925 for (int i=0; i<N; i++) { 4926 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4927 if (file == null) { 4928 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4929 "Package " + pkg.packageName + " requires unavailable shared library " 4930 + pkg.usesLibraries.get(i) + "; failing!"); 4931 } 4932 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4933 } 4934 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4935 for (int i=0; i<N; i++) { 4936 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4937 if (file == null) { 4938 Slog.w(TAG, "Package " + pkg.packageName 4939 + " desires unavailable shared library " 4940 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4941 } else { 4942 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4943 } 4944 } 4945 N = usesLibraryFiles.size(); 4946 if (N > 0) { 4947 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4948 } else { 4949 pkg.usesLibraryFiles = null; 4950 } 4951 } 4952 } 4953 4954 private static boolean hasString(List<String> list, List<String> which) { 4955 if (list == null) { 4956 return false; 4957 } 4958 for (int i=list.size()-1; i>=0; i--) { 4959 for (int j=which.size()-1; j>=0; j--) { 4960 if (which.get(j).equals(list.get(i))) { 4961 return true; 4962 } 4963 } 4964 } 4965 return false; 4966 } 4967 4968 private void updateAllSharedLibrariesLPw() { 4969 for (PackageParser.Package pkg : mPackages.values()) { 4970 try { 4971 updateSharedLibrariesLPw(pkg, null); 4972 } catch (PackageManagerException e) { 4973 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4974 } 4975 } 4976 } 4977 4978 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4979 PackageParser.Package changingPkg) { 4980 ArrayList<PackageParser.Package> res = null; 4981 for (PackageParser.Package pkg : mPackages.values()) { 4982 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4983 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4984 if (res == null) { 4985 res = new ArrayList<PackageParser.Package>(); 4986 } 4987 res.add(pkg); 4988 try { 4989 updateSharedLibrariesLPw(pkg, changingPkg); 4990 } catch (PackageManagerException e) { 4991 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4992 } 4993 } 4994 } 4995 return res; 4996 } 4997 4998 /** 4999 * Derive the value of the {@code cpuAbiOverride} based on the provided 5000 * value and an optional stored value from the package settings. 5001 */ 5002 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5003 String cpuAbiOverride = null; 5004 5005 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5006 cpuAbiOverride = null; 5007 } else if (abiOverride != null) { 5008 cpuAbiOverride = abiOverride; 5009 } else if (settings != null) { 5010 cpuAbiOverride = settings.cpuAbiOverrideString; 5011 } 5012 5013 return cpuAbiOverride; 5014 } 5015 5016 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5017 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5018 final File scanFile = new File(pkg.codePath); 5019 if (pkg.applicationInfo.getCodePath() == null || 5020 pkg.applicationInfo.getResourcePath() == null) { 5021 // Bail out. The resource and code paths haven't been set. 5022 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5023 "Code and resource paths haven't been set correctly"); 5024 } 5025 5026 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5027 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5028 } 5029 5030 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5031 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5032 } 5033 5034 if (mCustomResolverComponentName != null && 5035 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5036 setUpCustomResolverActivity(pkg); 5037 } 5038 5039 if (pkg.packageName.equals("android")) { 5040 synchronized (mPackages) { 5041 if (mAndroidApplication != null) { 5042 Slog.w(TAG, "*************************************************"); 5043 Slog.w(TAG, "Core android package being redefined. Skipping."); 5044 Slog.w(TAG, " file=" + scanFile); 5045 Slog.w(TAG, "*************************************************"); 5046 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5047 "Core android package being redefined. Skipping."); 5048 } 5049 5050 // Set up information for our fall-back user intent resolution activity. 5051 mPlatformPackage = pkg; 5052 pkg.mVersionCode = mSdkVersion; 5053 mAndroidApplication = pkg.applicationInfo; 5054 5055 if (!mResolverReplaced) { 5056 mResolveActivity.applicationInfo = mAndroidApplication; 5057 mResolveActivity.name = ResolverActivity.class.getName(); 5058 mResolveActivity.packageName = mAndroidApplication.packageName; 5059 mResolveActivity.processName = "system:ui"; 5060 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5061 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5062 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5063 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5064 mResolveActivity.exported = true; 5065 mResolveActivity.enabled = true; 5066 mResolveInfo.activityInfo = mResolveActivity; 5067 mResolveInfo.priority = 0; 5068 mResolveInfo.preferredOrder = 0; 5069 mResolveInfo.match = 0; 5070 mResolveComponentName = new ComponentName( 5071 mAndroidApplication.packageName, mResolveActivity.name); 5072 } 5073 } 5074 } 5075 5076 if (DEBUG_PACKAGE_SCANNING) { 5077 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5078 Log.d(TAG, "Scanning package " + pkg.packageName); 5079 } 5080 5081 if (mPackages.containsKey(pkg.packageName) 5082 || mSharedLibraries.containsKey(pkg.packageName)) { 5083 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5084 "Application package " + pkg.packageName 5085 + " already installed. Skipping duplicate."); 5086 } 5087 5088 // Initialize package source and resource directories 5089 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5090 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5091 5092 SharedUserSetting suid = null; 5093 PackageSetting pkgSetting = null; 5094 5095 if (!isSystemApp(pkg)) { 5096 // Only system apps can use these features. 5097 pkg.mOriginalPackages = null; 5098 pkg.mRealPackage = null; 5099 pkg.mAdoptPermissions = null; 5100 } 5101 5102 // writer 5103 synchronized (mPackages) { 5104 if (pkg.mSharedUserId != null) { 5105 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5106 if (suid == null) { 5107 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5108 "Creating application package " + pkg.packageName 5109 + " for shared user failed"); 5110 } 5111 if (DEBUG_PACKAGE_SCANNING) { 5112 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5113 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5114 + "): packages=" + suid.packages); 5115 } 5116 } 5117 5118 // Check if we are renaming from an original package name. 5119 PackageSetting origPackage = null; 5120 String realName = null; 5121 if (pkg.mOriginalPackages != null) { 5122 // This package may need to be renamed to a previously 5123 // installed name. Let's check on that... 5124 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5125 if (pkg.mOriginalPackages.contains(renamed)) { 5126 // This package had originally been installed as the 5127 // original name, and we have already taken care of 5128 // transitioning to the new one. Just update the new 5129 // one to continue using the old name. 5130 realName = pkg.mRealPackage; 5131 if (!pkg.packageName.equals(renamed)) { 5132 // Callers into this function may have already taken 5133 // care of renaming the package; only do it here if 5134 // it is not already done. 5135 pkg.setPackageName(renamed); 5136 } 5137 5138 } else { 5139 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5140 if ((origPackage = mSettings.peekPackageLPr( 5141 pkg.mOriginalPackages.get(i))) != null) { 5142 // We do have the package already installed under its 5143 // original name... should we use it? 5144 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5145 // New package is not compatible with original. 5146 origPackage = null; 5147 continue; 5148 } else if (origPackage.sharedUser != null) { 5149 // Make sure uid is compatible between packages. 5150 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5151 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5152 + " to " + pkg.packageName + ": old uid " 5153 + origPackage.sharedUser.name 5154 + " differs from " + pkg.mSharedUserId); 5155 origPackage = null; 5156 continue; 5157 } 5158 } else { 5159 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5160 + pkg.packageName + " to old name " + origPackage.name); 5161 } 5162 break; 5163 } 5164 } 5165 } 5166 } 5167 5168 if (mTransferedPackages.contains(pkg.packageName)) { 5169 Slog.w(TAG, "Package " + pkg.packageName 5170 + " was transferred to another, but its .apk remains"); 5171 } 5172 5173 // Just create the setting, don't add it yet. For already existing packages 5174 // the PkgSetting exists already and doesn't have to be created. 5175 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5176 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5177 pkg.applicationInfo.primaryCpuAbi, 5178 pkg.applicationInfo.secondaryCpuAbi, 5179 pkg.applicationInfo.flags, user, false); 5180 if (pkgSetting == null) { 5181 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5182 "Creating application package " + pkg.packageName + " failed"); 5183 } 5184 5185 if (pkgSetting.origPackage != null) { 5186 // If we are first transitioning from an original package, 5187 // fix up the new package's name now. We need to do this after 5188 // looking up the package under its new name, so getPackageLP 5189 // can take care of fiddling things correctly. 5190 pkg.setPackageName(origPackage.name); 5191 5192 // File a report about this. 5193 String msg = "New package " + pkgSetting.realName 5194 + " renamed to replace old package " + pkgSetting.name; 5195 reportSettingsProblem(Log.WARN, msg); 5196 5197 // Make a note of it. 5198 mTransferedPackages.add(origPackage.name); 5199 5200 // No longer need to retain this. 5201 pkgSetting.origPackage = null; 5202 } 5203 5204 if (realName != null) { 5205 // Make a note of it. 5206 mTransferedPackages.add(pkg.packageName); 5207 } 5208 5209 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5210 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5211 } 5212 5213 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5214 // Check all shared libraries and map to their actual file path. 5215 // We only do this here for apps not on a system dir, because those 5216 // are the only ones that can fail an install due to this. We 5217 // will take care of the system apps by updating all of their 5218 // library paths after the scan is done. 5219 updateSharedLibrariesLPw(pkg, null); 5220 } 5221 5222 if (mFoundPolicyFile) { 5223 SELinuxMMAC.assignSeinfoValue(pkg); 5224 } 5225 5226 pkg.applicationInfo.uid = pkgSetting.appId; 5227 pkg.mExtras = pkgSetting; 5228 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5229 try { 5230 verifySignaturesLP(pkgSetting, pkg); 5231 } catch (PackageManagerException e) { 5232 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5233 throw e; 5234 } 5235 // The signature has changed, but this package is in the system 5236 // image... let's recover! 5237 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5238 // However... if this package is part of a shared user, but it 5239 // doesn't match the signature of the shared user, let's fail. 5240 // What this means is that you can't change the signatures 5241 // associated with an overall shared user, which doesn't seem all 5242 // that unreasonable. 5243 if (pkgSetting.sharedUser != null) { 5244 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5245 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5246 throw new PackageManagerException( 5247 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5248 "Signature mismatch for shared user : " 5249 + pkgSetting.sharedUser); 5250 } 5251 } 5252 // File a report about this. 5253 String msg = "System package " + pkg.packageName 5254 + " signature changed; retaining data."; 5255 reportSettingsProblem(Log.WARN, msg); 5256 } 5257 } else { 5258 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5259 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5260 + pkg.packageName + " upgrade keys do not match the " 5261 + "previously installed version"); 5262 } else { 5263 // signatures may have changed as result of upgrade 5264 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5265 } 5266 } 5267 // Verify that this new package doesn't have any content providers 5268 // that conflict with existing packages. Only do this if the 5269 // package isn't already installed, since we don't want to break 5270 // things that are installed. 5271 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 5272 final int N = pkg.providers.size(); 5273 int i; 5274 for (i=0; i<N; i++) { 5275 PackageParser.Provider p = pkg.providers.get(i); 5276 if (p.info.authority != null) { 5277 String names[] = p.info.authority.split(";"); 5278 for (int j = 0; j < names.length; j++) { 5279 if (mProvidersByAuthority.containsKey(names[j])) { 5280 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5281 final String otherPackageName = 5282 ((other != null && other.getComponentName() != null) ? 5283 other.getComponentName().getPackageName() : "?"); 5284 throw new PackageManagerException( 5285 INSTALL_FAILED_CONFLICTING_PROVIDER, 5286 "Can't install because provider name " + names[j] 5287 + " (in package " + pkg.applicationInfo.packageName 5288 + ") is already used by " + otherPackageName); 5289 } 5290 } 5291 } 5292 } 5293 } 5294 5295 if (pkg.mAdoptPermissions != null) { 5296 // This package wants to adopt ownership of permissions from 5297 // another package. 5298 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5299 final String origName = pkg.mAdoptPermissions.get(i); 5300 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5301 if (orig != null) { 5302 if (verifyPackageUpdateLPr(orig, pkg)) { 5303 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5304 + pkg.packageName); 5305 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5306 } 5307 } 5308 } 5309 } 5310 } 5311 5312 final String pkgName = pkg.packageName; 5313 5314 final long scanFileTime = scanFile.lastModified(); 5315 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 5316 pkg.applicationInfo.processName = fixProcessName( 5317 pkg.applicationInfo.packageName, 5318 pkg.applicationInfo.processName, 5319 pkg.applicationInfo.uid); 5320 5321 File dataPath; 5322 if (mPlatformPackage == pkg) { 5323 // The system package is special. 5324 dataPath = new File (Environment.getDataDirectory(), "system"); 5325 pkg.applicationInfo.dataDir = dataPath.getPath(); 5326 5327 } else { 5328 // This is a normal package, need to make its data directory. 5329 dataPath = getDataPathForPackage(pkg.packageName, 0); 5330 5331 boolean uidError = false; 5332 5333 if (dataPath.exists()) { 5334 int currentUid = 0; 5335 try { 5336 StructStat stat = Os.stat(dataPath.getPath()); 5337 currentUid = stat.st_uid; 5338 } catch (ErrnoException e) { 5339 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5340 } 5341 5342 // If we have mismatched owners for the data path, we have a problem. 5343 if (currentUid != pkg.applicationInfo.uid) { 5344 boolean recovered = false; 5345 if (currentUid == 0) { 5346 // The directory somehow became owned by root. Wow. 5347 // This is probably because the system was stopped while 5348 // installd was in the middle of messing with its libs 5349 // directory. Ask installd to fix that. 5350 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5351 pkg.applicationInfo.uid); 5352 if (ret >= 0) { 5353 recovered = true; 5354 String msg = "Package " + pkg.packageName 5355 + " unexpectedly changed to uid 0; recovered to " + 5356 + pkg.applicationInfo.uid; 5357 reportSettingsProblem(Log.WARN, msg); 5358 } 5359 } 5360 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5361 || (scanFlags&SCAN_BOOTING) != 0)) { 5362 // If this is a system app, we can at least delete its 5363 // current data so the application will still work. 5364 int ret = removeDataDirsLI(pkgName); 5365 if (ret >= 0) { 5366 // TODO: Kill the processes first 5367 // Old data gone! 5368 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5369 ? "System package " : "Third party package "; 5370 String msg = prefix + pkg.packageName 5371 + " has changed from uid: " 5372 + currentUid + " to " 5373 + pkg.applicationInfo.uid + "; old data erased"; 5374 reportSettingsProblem(Log.WARN, msg); 5375 recovered = true; 5376 5377 // And now re-install the app. 5378 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5379 pkg.applicationInfo.seinfo); 5380 if (ret == -1) { 5381 // Ack should not happen! 5382 msg = prefix + pkg.packageName 5383 + " could not have data directory re-created after delete."; 5384 reportSettingsProblem(Log.WARN, msg); 5385 throw new PackageManagerException( 5386 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5387 } 5388 } 5389 if (!recovered) { 5390 mHasSystemUidErrors = true; 5391 } 5392 } else if (!recovered) { 5393 // If we allow this install to proceed, we will be broken. 5394 // Abort, abort! 5395 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5396 "scanPackageLI"); 5397 } 5398 if (!recovered) { 5399 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5400 + pkg.applicationInfo.uid + "/fs_" 5401 + currentUid; 5402 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5403 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5404 String msg = "Package " + pkg.packageName 5405 + " has mismatched uid: " 5406 + currentUid + " on disk, " 5407 + pkg.applicationInfo.uid + " in settings"; 5408 // writer 5409 synchronized (mPackages) { 5410 mSettings.mReadMessages.append(msg); 5411 mSettings.mReadMessages.append('\n'); 5412 uidError = true; 5413 if (!pkgSetting.uidError) { 5414 reportSettingsProblem(Log.ERROR, msg); 5415 } 5416 } 5417 } 5418 } 5419 pkg.applicationInfo.dataDir = dataPath.getPath(); 5420 if (mShouldRestoreconData) { 5421 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5422 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5423 pkg.applicationInfo.uid); 5424 } 5425 } else { 5426 if (DEBUG_PACKAGE_SCANNING) { 5427 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5428 Log.v(TAG, "Want this data dir: " + dataPath); 5429 } 5430 //invoke installer to do the actual installation 5431 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5432 pkg.applicationInfo.seinfo); 5433 if (ret < 0) { 5434 // Error from installer 5435 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5436 "Unable to create data dirs [errorCode=" + ret + "]"); 5437 } 5438 5439 if (dataPath.exists()) { 5440 pkg.applicationInfo.dataDir = dataPath.getPath(); 5441 } else { 5442 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5443 pkg.applicationInfo.dataDir = null; 5444 } 5445 } 5446 5447 pkgSetting.uidError = uidError; 5448 } 5449 5450 final String path = scanFile.getPath(); 5451 final String codePath = pkg.applicationInfo.getCodePath(); 5452 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5453 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5454 setBundledAppAbisAndRoots(pkg, pkgSetting); 5455 5456 // If we haven't found any native libraries for the app, check if it has 5457 // renderscript code. We'll need to force the app to 32 bit if it has 5458 // renderscript bitcode. 5459 if (pkg.applicationInfo.primaryCpuAbi == null 5460 && pkg.applicationInfo.secondaryCpuAbi == null 5461 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5462 NativeLibraryHelper.Handle handle = null; 5463 try { 5464 handle = NativeLibraryHelper.Handle.create(scanFile); 5465 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5466 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5467 } 5468 } catch (IOException ioe) { 5469 Slog.w(TAG, "Error scanning system app : " + ioe); 5470 } finally { 5471 IoUtils.closeQuietly(handle); 5472 } 5473 } 5474 5475 setNativeLibraryPaths(pkg); 5476 } else { 5477 // TODO: We can probably be smarter about this stuff. For installed apps, 5478 // we can calculate this information at install time once and for all. For 5479 // system apps, we can probably assume that this information doesn't change 5480 // after the first boot scan. As things stand, we do lots of unnecessary work. 5481 5482 // Give ourselves some initial paths; we'll come back for another 5483 // pass once we've determined ABI below. 5484 setNativeLibraryPaths(pkg); 5485 5486 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5487 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5488 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5489 5490 NativeLibraryHelper.Handle handle = null; 5491 try { 5492 handle = NativeLibraryHelper.Handle.create(scanFile); 5493 // TODO(multiArch): This can be null for apps that didn't go through the 5494 // usual installation process. We can calculate it again, like we 5495 // do during install time. 5496 // 5497 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5498 // unnecessary. 5499 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5500 5501 // Null out the abis so that they can be recalculated. 5502 pkg.applicationInfo.primaryCpuAbi = null; 5503 pkg.applicationInfo.secondaryCpuAbi = null; 5504 if (isMultiArch(pkg.applicationInfo)) { 5505 // Warn if we've set an abiOverride for multi-lib packages.. 5506 // By definition, we need to copy both 32 and 64 bit libraries for 5507 // such packages. 5508 if (pkg.cpuAbiOverride != null 5509 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5510 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5511 } 5512 5513 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5514 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5515 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5516 if (isAsec) { 5517 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5518 } else { 5519 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5520 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5521 useIsaSpecificSubdirs); 5522 } 5523 } 5524 5525 maybeThrowExceptionForMultiArchCopy( 5526 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5527 5528 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5529 if (isAsec) { 5530 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5531 } else { 5532 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5533 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5534 useIsaSpecificSubdirs); 5535 } 5536 } 5537 5538 maybeThrowExceptionForMultiArchCopy( 5539 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5540 5541 if (abi64 >= 0) { 5542 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5543 } 5544 5545 if (abi32 >= 0) { 5546 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5547 if (abi64 >= 0) { 5548 pkg.applicationInfo.secondaryCpuAbi = abi; 5549 } else { 5550 pkg.applicationInfo.primaryCpuAbi = abi; 5551 } 5552 } 5553 } else { 5554 String[] abiList = (cpuAbiOverride != null) ? 5555 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5556 5557 // Enable gross and lame hacks for apps that are built with old 5558 // SDK tools. We must scan their APKs for renderscript bitcode and 5559 // not launch them if it's present. Don't bother checking on devices 5560 // that don't have 64 bit support. 5561 boolean needsRenderScriptOverride = false; 5562 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5563 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5564 abiList = Build.SUPPORTED_32_BIT_ABIS; 5565 needsRenderScriptOverride = true; 5566 } 5567 5568 final int copyRet; 5569 if (isAsec) { 5570 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5571 } else { 5572 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5573 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5574 } 5575 5576 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5577 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5578 "Error unpackaging native libs for app, errorCode=" + copyRet); 5579 } 5580 5581 if (copyRet >= 0) { 5582 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5583 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5584 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5585 } else if (needsRenderScriptOverride) { 5586 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5587 } 5588 } 5589 } catch (IOException ioe) { 5590 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5591 } finally { 5592 IoUtils.closeQuietly(handle); 5593 } 5594 5595 // Now that we've calculated the ABIs and determined if it's an internal app, 5596 // we will go ahead and populate the nativeLibraryPath. 5597 setNativeLibraryPaths(pkg); 5598 5599 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5600 final int[] userIds = sUserManager.getUserIds(); 5601 synchronized (mInstallLock) { 5602 // Create a native library symlink only if we have native libraries 5603 // and if the native libraries are 32 bit libraries. We do not provide 5604 // this symlink for 64 bit libraries. 5605 if (pkg.applicationInfo.primaryCpuAbi != null && 5606 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5607 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5608 for (int userId : userIds) { 5609 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5610 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5611 "Failed linking native library dir (user=" + userId + ")"); 5612 } 5613 } 5614 } 5615 } 5616 } 5617 5618 // This is a special case for the "system" package, where the ABI is 5619 // dictated by the zygote configuration (and init.rc). We should keep track 5620 // of this ABI so that we can deal with "normal" applications that run under 5621 // the same UID correctly. 5622 if (mPlatformPackage == pkg) { 5623 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5624 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5625 } 5626 5627 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5628 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5629 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5630 // Copy the derived override back to the parsed package, so that we can 5631 // update the package settings accordingly. 5632 pkg.cpuAbiOverride = cpuAbiOverride; 5633 5634 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5635 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5636 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5637 5638 // Push the derived path down into PackageSettings so we know what to 5639 // clean up at uninstall time. 5640 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5641 5642 if (DEBUG_ABI_SELECTION) { 5643 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5644 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5645 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5646 } 5647 5648 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5649 // We don't do this here during boot because we can do it all 5650 // at once after scanning all existing packages. 5651 // 5652 // We also do this *before* we perform dexopt on this package, so that 5653 // we can avoid redundant dexopts, and also to make sure we've got the 5654 // code and package path correct. 5655 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5656 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 5657 } 5658 5659 if ((scanFlags&SCAN_NO_DEX) == 0) { 5660 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5661 == DEX_OPT_FAILED) { 5662 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5663 removeDataDirsLI(pkg.packageName); 5664 } 5665 5666 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5667 } 5668 } 5669 5670 if (mFactoryTest && pkg.requestedPermissions.contains( 5671 android.Manifest.permission.FACTORY_TEST)) { 5672 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5673 } 5674 5675 ArrayList<PackageParser.Package> clientLibPkgs = null; 5676 5677 // writer 5678 synchronized (mPackages) { 5679 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5680 // Only system apps can add new shared libraries. 5681 if (pkg.libraryNames != null) { 5682 for (int i=0; i<pkg.libraryNames.size(); i++) { 5683 String name = pkg.libraryNames.get(i); 5684 boolean allowed = false; 5685 if (isUpdatedSystemApp(pkg)) { 5686 // New library entries can only be added through the 5687 // system image. This is important to get rid of a lot 5688 // of nasty edge cases: for example if we allowed a non- 5689 // system update of the app to add a library, then uninstalling 5690 // the update would make the library go away, and assumptions 5691 // we made such as through app install filtering would now 5692 // have allowed apps on the device which aren't compatible 5693 // with it. Better to just have the restriction here, be 5694 // conservative, and create many fewer cases that can negatively 5695 // impact the user experience. 5696 final PackageSetting sysPs = mSettings 5697 .getDisabledSystemPkgLPr(pkg.packageName); 5698 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5699 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5700 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5701 allowed = true; 5702 allowed = true; 5703 break; 5704 } 5705 } 5706 } 5707 } else { 5708 allowed = true; 5709 } 5710 if (allowed) { 5711 if (!mSharedLibraries.containsKey(name)) { 5712 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5713 } else if (!name.equals(pkg.packageName)) { 5714 Slog.w(TAG, "Package " + pkg.packageName + " library " 5715 + name + " already exists; skipping"); 5716 } 5717 } else { 5718 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5719 + name + " that is not declared on system image; skipping"); 5720 } 5721 } 5722 if ((scanFlags&SCAN_BOOTING) == 0) { 5723 // If we are not booting, we need to update any applications 5724 // that are clients of our shared library. If we are booting, 5725 // this will all be done once the scan is complete. 5726 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5727 } 5728 } 5729 } 5730 } 5731 5732 // We also need to dexopt any apps that are dependent on this library. Note that 5733 // if these fail, we should abort the install since installing the library will 5734 // result in some apps being broken. 5735 if (clientLibPkgs != null) { 5736 if ((scanFlags&SCAN_NO_DEX) == 0) { 5737 for (int i=0; i<clientLibPkgs.size(); i++) { 5738 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5739 if (performDexOptLI(clientPkg, null /* instruction sets */, 5740 forceDex, (scanFlags&SCAN_DEFER_DEX) != 0, false) 5741 == DEX_OPT_FAILED) { 5742 if ((scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5743 removeDataDirsLI(pkg.packageName); 5744 } 5745 5746 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5747 "scanPackageLI failed to dexopt clientLibPkgs"); 5748 } 5749 } 5750 } 5751 } 5752 5753 // Request the ActivityManager to kill the process(only for existing packages) 5754 // so that we do not end up in a confused state while the user is still using the older 5755 // version of the application while the new one gets installed. 5756 if ((scanFlags & SCAN_REPLACING) != 0) { 5757 killApplication(pkg.applicationInfo.packageName, 5758 pkg.applicationInfo.uid, "update pkg"); 5759 } 5760 5761 // Also need to kill any apps that are dependent on the library. 5762 if (clientLibPkgs != null) { 5763 for (int i=0; i<clientLibPkgs.size(); i++) { 5764 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5765 killApplication(clientPkg.applicationInfo.packageName, 5766 clientPkg.applicationInfo.uid, "update lib"); 5767 } 5768 } 5769 5770 // writer 5771 synchronized (mPackages) { 5772 // We don't expect installation to fail beyond this point 5773 5774 // Add the new setting to mSettings 5775 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5776 // Add the new setting to mPackages 5777 mPackages.put(pkg.applicationInfo.packageName, pkg); 5778 // Make sure we don't accidentally delete its data. 5779 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5780 while (iter.hasNext()) { 5781 PackageCleanItem item = iter.next(); 5782 if (pkgName.equals(item.packageName)) { 5783 iter.remove(); 5784 } 5785 } 5786 5787 // Take care of first install / last update times. 5788 if (currentTime != 0) { 5789 if (pkgSetting.firstInstallTime == 0) { 5790 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5791 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 5792 pkgSetting.lastUpdateTime = currentTime; 5793 } 5794 } else if (pkgSetting.firstInstallTime == 0) { 5795 // We need *something*. Take time time stamp of the file. 5796 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5797 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5798 if (scanFileTime != pkgSetting.timeStamp) { 5799 // A package on the system image has changed; consider this 5800 // to be an update. 5801 pkgSetting.lastUpdateTime = scanFileTime; 5802 } 5803 } 5804 5805 // Add the package's KeySets to the global KeySetManagerService 5806 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5807 try { 5808 // Old KeySetData no longer valid. 5809 ksms.removeAppKeySetDataLPw(pkg.packageName); 5810 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5811 if (pkg.mKeySetMapping != null) { 5812 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5813 pkg.mKeySetMapping.entrySet()) { 5814 if (entry.getValue() != null) { 5815 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5816 entry.getValue(), entry.getKey()); 5817 } 5818 } 5819 if (pkg.mUpgradeKeySets != null) { 5820 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5821 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5822 } 5823 } 5824 } 5825 } catch (NullPointerException e) { 5826 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5827 } catch (IllegalArgumentException e) { 5828 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5829 } 5830 5831 int N = pkg.providers.size(); 5832 StringBuilder r = null; 5833 int i; 5834 for (i=0; i<N; i++) { 5835 PackageParser.Provider p = pkg.providers.get(i); 5836 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5837 p.info.processName, pkg.applicationInfo.uid); 5838 mProviders.addProvider(p); 5839 p.syncable = p.info.isSyncable; 5840 if (p.info.authority != null) { 5841 String names[] = p.info.authority.split(";"); 5842 p.info.authority = null; 5843 for (int j = 0; j < names.length; j++) { 5844 if (j == 1 && p.syncable) { 5845 // We only want the first authority for a provider to possibly be 5846 // syncable, so if we already added this provider using a different 5847 // authority clear the syncable flag. We copy the provider before 5848 // changing it because the mProviders object contains a reference 5849 // to a provider that we don't want to change. 5850 // Only do this for the second authority since the resulting provider 5851 // object can be the same for all future authorities for this provider. 5852 p = new PackageParser.Provider(p); 5853 p.syncable = false; 5854 } 5855 if (!mProvidersByAuthority.containsKey(names[j])) { 5856 mProvidersByAuthority.put(names[j], p); 5857 if (p.info.authority == null) { 5858 p.info.authority = names[j]; 5859 } else { 5860 p.info.authority = p.info.authority + ";" + names[j]; 5861 } 5862 if (DEBUG_PACKAGE_SCANNING) { 5863 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5864 Log.d(TAG, "Registered content provider: " + names[j] 5865 + ", className = " + p.info.name + ", isSyncable = " 5866 + p.info.isSyncable); 5867 } 5868 } else { 5869 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5870 Slog.w(TAG, "Skipping provider name " + names[j] + 5871 " (in package " + pkg.applicationInfo.packageName + 5872 "): name already used by " 5873 + ((other != null && other.getComponentName() != null) 5874 ? other.getComponentName().getPackageName() : "?")); 5875 } 5876 } 5877 } 5878 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5879 if (r == null) { 5880 r = new StringBuilder(256); 5881 } else { 5882 r.append(' '); 5883 } 5884 r.append(p.info.name); 5885 } 5886 } 5887 if (r != null) { 5888 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5889 } 5890 5891 N = pkg.services.size(); 5892 r = null; 5893 for (i=0; i<N; i++) { 5894 PackageParser.Service s = pkg.services.get(i); 5895 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5896 s.info.processName, pkg.applicationInfo.uid); 5897 mServices.addService(s); 5898 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5899 if (r == null) { 5900 r = new StringBuilder(256); 5901 } else { 5902 r.append(' '); 5903 } 5904 r.append(s.info.name); 5905 } 5906 } 5907 if (r != null) { 5908 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5909 } 5910 5911 N = pkg.receivers.size(); 5912 r = null; 5913 for (i=0; i<N; i++) { 5914 PackageParser.Activity a = pkg.receivers.get(i); 5915 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5916 a.info.processName, pkg.applicationInfo.uid); 5917 mReceivers.addActivity(a, "receiver"); 5918 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5919 if (r == null) { 5920 r = new StringBuilder(256); 5921 } else { 5922 r.append(' '); 5923 } 5924 r.append(a.info.name); 5925 } 5926 } 5927 if (r != null) { 5928 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5929 } 5930 5931 N = pkg.activities.size(); 5932 r = null; 5933 for (i=0; i<N; i++) { 5934 PackageParser.Activity a = pkg.activities.get(i); 5935 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5936 a.info.processName, pkg.applicationInfo.uid); 5937 mActivities.addActivity(a, "activity"); 5938 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5939 if (r == null) { 5940 r = new StringBuilder(256); 5941 } else { 5942 r.append(' '); 5943 } 5944 r.append(a.info.name); 5945 } 5946 } 5947 if (r != null) { 5948 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5949 } 5950 5951 N = pkg.permissionGroups.size(); 5952 r = null; 5953 for (i=0; i<N; i++) { 5954 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5955 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5956 if (cur == null) { 5957 mPermissionGroups.put(pg.info.name, pg); 5958 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5959 if (r == null) { 5960 r = new StringBuilder(256); 5961 } else { 5962 r.append(' '); 5963 } 5964 r.append(pg.info.name); 5965 } 5966 } else { 5967 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5968 + pg.info.packageName + " ignored: original from " 5969 + cur.info.packageName); 5970 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5971 if (r == null) { 5972 r = new StringBuilder(256); 5973 } else { 5974 r.append(' '); 5975 } 5976 r.append("DUP:"); 5977 r.append(pg.info.name); 5978 } 5979 } 5980 } 5981 if (r != null) { 5982 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5983 } 5984 5985 N = pkg.permissions.size(); 5986 r = null; 5987 for (i=0; i<N; i++) { 5988 PackageParser.Permission p = pkg.permissions.get(i); 5989 HashMap<String, BasePermission> permissionMap = 5990 p.tree ? mSettings.mPermissionTrees 5991 : mSettings.mPermissions; 5992 p.group = mPermissionGroups.get(p.info.group); 5993 if (p.info.group == null || p.group != null) { 5994 BasePermission bp = permissionMap.get(p.info.name); 5995 if (bp == null) { 5996 bp = new BasePermission(p.info.name, p.info.packageName, 5997 BasePermission.TYPE_NORMAL); 5998 permissionMap.put(p.info.name, bp); 5999 } 6000 if (bp.perm == null) { 6001 if (bp.sourcePackage != null 6002 && !bp.sourcePackage.equals(p.info.packageName)) { 6003 // If this is a permission that was formerly defined by a non-system 6004 // app, but is now defined by a system app (following an upgrade), 6005 // discard the previous declaration and consider the system's to be 6006 // canonical. 6007 if (isSystemApp(p.owner)) { 6008 String msg = "New decl " + p.owner + " of permission " 6009 + p.info.name + " is system"; 6010 reportSettingsProblem(Log.WARN, msg); 6011 bp.sourcePackage = null; 6012 } 6013 } 6014 if (bp.sourcePackage == null 6015 || bp.sourcePackage.equals(p.info.packageName)) { 6016 BasePermission tree = findPermissionTreeLP(p.info.name); 6017 if (tree == null 6018 || tree.sourcePackage.equals(p.info.packageName)) { 6019 bp.packageSetting = pkgSetting; 6020 bp.perm = p; 6021 bp.uid = pkg.applicationInfo.uid; 6022 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6023 if (r == null) { 6024 r = new StringBuilder(256); 6025 } else { 6026 r.append(' '); 6027 } 6028 r.append(p.info.name); 6029 } 6030 } else { 6031 Slog.w(TAG, "Permission " + p.info.name + " from package " 6032 + p.info.packageName + " ignored: base tree " 6033 + tree.name + " is from package " 6034 + tree.sourcePackage); 6035 } 6036 } else { 6037 Slog.w(TAG, "Permission " + p.info.name + " from package " 6038 + p.info.packageName + " ignored: original from " 6039 + bp.sourcePackage); 6040 } 6041 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6042 if (r == null) { 6043 r = new StringBuilder(256); 6044 } else { 6045 r.append(' '); 6046 } 6047 r.append("DUP:"); 6048 r.append(p.info.name); 6049 } 6050 if (bp.perm == p) { 6051 bp.protectionLevel = p.info.protectionLevel; 6052 } 6053 } else { 6054 Slog.w(TAG, "Permission " + p.info.name + " from package " 6055 + p.info.packageName + " ignored: no group " 6056 + p.group); 6057 } 6058 } 6059 if (r != null) { 6060 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6061 } 6062 6063 N = pkg.instrumentation.size(); 6064 r = null; 6065 for (i=0; i<N; i++) { 6066 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6067 a.info.packageName = pkg.applicationInfo.packageName; 6068 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6069 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6070 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6071 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6072 a.info.dataDir = pkg.applicationInfo.dataDir; 6073 6074 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6075 // need other information about the application, like the ABI and what not ? 6076 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6077 mInstrumentation.put(a.getComponentName(), a); 6078 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6079 if (r == null) { 6080 r = new StringBuilder(256); 6081 } else { 6082 r.append(' '); 6083 } 6084 r.append(a.info.name); 6085 } 6086 } 6087 if (r != null) { 6088 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6089 } 6090 6091 if (pkg.protectedBroadcasts != null) { 6092 N = pkg.protectedBroadcasts.size(); 6093 for (i=0; i<N; i++) { 6094 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6095 } 6096 } 6097 6098 pkgSetting.setTimeStamp(scanFileTime); 6099 6100 // Create idmap files for pairs of (packages, overlay packages). 6101 // Note: "android", ie framework-res.apk, is handled by native layers. 6102 if (pkg.mOverlayTarget != null) { 6103 // This is an overlay package. 6104 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6105 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6106 mOverlays.put(pkg.mOverlayTarget, 6107 new HashMap<String, PackageParser.Package>()); 6108 } 6109 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6110 map.put(pkg.packageName, pkg); 6111 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6112 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6113 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6114 "scanPackageLI failed to createIdmap"); 6115 } 6116 } 6117 } else if (mOverlays.containsKey(pkg.packageName) && 6118 !pkg.packageName.equals("android")) { 6119 // This is a regular package, with one or more known overlay packages. 6120 createIdmapsForPackageLI(pkg); 6121 } 6122 } 6123 6124 return pkg; 6125 } 6126 6127 /** 6128 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6129 * i.e, so that all packages can be run inside a single process if required. 6130 * 6131 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6132 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6133 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6134 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6135 * updating a package that belongs to a shared user. 6136 * 6137 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6138 * adds unnecessary complexity. 6139 */ 6140 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6141 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6142 String requiredInstructionSet = null; 6143 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6144 requiredInstructionSet = VMRuntime.getInstructionSet( 6145 scannedPackage.applicationInfo.primaryCpuAbi); 6146 } 6147 6148 PackageSetting requirer = null; 6149 for (PackageSetting ps : packagesForUser) { 6150 // If packagesForUser contains scannedPackage, we skip it. This will happen 6151 // when scannedPackage is an update of an existing package. Without this check, 6152 // we will never be able to change the ABI of any package belonging to a shared 6153 // user, even if it's compatible with other packages. 6154 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6155 if (ps.primaryCpuAbiString == null) { 6156 continue; 6157 } 6158 6159 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6160 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6161 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6162 // this but there's not much we can do. 6163 String errorMessage = "Instruction set mismatch, " 6164 + ((requirer == null) ? "[caller]" : requirer) 6165 + " requires " + requiredInstructionSet + " whereas " + ps 6166 + " requires " + instructionSet; 6167 Slog.w(TAG, errorMessage); 6168 } 6169 6170 if (requiredInstructionSet == null) { 6171 requiredInstructionSet = instructionSet; 6172 requirer = ps; 6173 } 6174 } 6175 } 6176 6177 if (requiredInstructionSet != null) { 6178 String adjustedAbi; 6179 if (requirer != null) { 6180 // requirer != null implies that either scannedPackage was null or that scannedPackage 6181 // did not require an ABI, in which case we have to adjust scannedPackage to match 6182 // the ABI of the set (which is the same as requirer's ABI) 6183 adjustedAbi = requirer.primaryCpuAbiString; 6184 if (scannedPackage != null) { 6185 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6186 } 6187 } else { 6188 // requirer == null implies that we're updating all ABIs in the set to 6189 // match scannedPackage. 6190 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6191 } 6192 6193 for (PackageSetting ps : packagesForUser) { 6194 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6195 if (ps.primaryCpuAbiString != null) { 6196 continue; 6197 } 6198 6199 ps.primaryCpuAbiString = adjustedAbi; 6200 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6201 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6202 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6203 6204 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6205 deferDexOpt, true) == DEX_OPT_FAILED) { 6206 ps.primaryCpuAbiString = null; 6207 ps.pkg.applicationInfo.primaryCpuAbi = null; 6208 return; 6209 } else { 6210 mInstaller.rmdex(ps.codePathString, 6211 getDexCodeInstructionSet(getPreferredInstructionSet())); 6212 } 6213 } 6214 } 6215 } 6216 } 6217 } 6218 6219 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6220 synchronized (mPackages) { 6221 mResolverReplaced = true; 6222 // Set up information for custom user intent resolution activity. 6223 mResolveActivity.applicationInfo = pkg.applicationInfo; 6224 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6225 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6226 mResolveActivity.processName = null; 6227 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6228 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6229 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6230 mResolveActivity.theme = 0; 6231 mResolveActivity.exported = true; 6232 mResolveActivity.enabled = true; 6233 mResolveInfo.activityInfo = mResolveActivity; 6234 mResolveInfo.priority = 0; 6235 mResolveInfo.preferredOrder = 0; 6236 mResolveInfo.match = 0; 6237 mResolveComponentName = mCustomResolverComponentName; 6238 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6239 mResolveComponentName); 6240 } 6241 } 6242 6243 private static String calculateBundledApkRoot(final String codePathString) { 6244 final File codePath = new File(codePathString); 6245 final File codeRoot; 6246 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6247 codeRoot = Environment.getRootDirectory(); 6248 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6249 codeRoot = Environment.getOemDirectory(); 6250 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6251 codeRoot = Environment.getVendorDirectory(); 6252 } else { 6253 // Unrecognized code path; take its top real segment as the apk root: 6254 // e.g. /something/app/blah.apk => /something 6255 try { 6256 File f = codePath.getCanonicalFile(); 6257 File parent = f.getParentFile(); // non-null because codePath is a file 6258 File tmp; 6259 while ((tmp = parent.getParentFile()) != null) { 6260 f = parent; 6261 parent = tmp; 6262 } 6263 codeRoot = f; 6264 Slog.w(TAG, "Unrecognized code path " 6265 + codePath + " - using " + codeRoot); 6266 } catch (IOException e) { 6267 // Can't canonicalize the code path -- shenanigans? 6268 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6269 return Environment.getRootDirectory().getPath(); 6270 } 6271 } 6272 return codeRoot.getPath(); 6273 } 6274 6275 /** 6276 * Derive and set the location of native libraries for the given package, 6277 * which varies depending on where and how the package was installed. 6278 */ 6279 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6280 final ApplicationInfo info = pkg.applicationInfo; 6281 final String codePath = pkg.codePath; 6282 final File codeFile = new File(codePath); 6283 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6284 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6285 6286 info.nativeLibraryRootDir = null; 6287 info.nativeLibraryRootRequiresIsa = false; 6288 info.nativeLibraryDir = null; 6289 info.secondaryNativeLibraryDir = null; 6290 6291 if (isApkFile(codeFile)) { 6292 // Monolithic install 6293 if (bundledApp) { 6294 // If "/system/lib64/apkname" exists, assume that is the per-package 6295 // native library directory to use; otherwise use "/system/lib/apkname". 6296 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6297 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6298 getPrimaryInstructionSet(info)); 6299 6300 // This is a bundled system app so choose the path based on the ABI. 6301 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6302 // is just the default path. 6303 final String apkName = deriveCodePathName(codePath); 6304 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6305 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6306 apkName).getAbsolutePath(); 6307 6308 if (info.secondaryCpuAbi != null) { 6309 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6310 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6311 secondaryLibDir, apkName).getAbsolutePath(); 6312 } 6313 } else if (asecApp) { 6314 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6315 .getAbsolutePath(); 6316 } else { 6317 final String apkName = deriveCodePathName(codePath); 6318 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6319 .getAbsolutePath(); 6320 } 6321 6322 info.nativeLibraryRootRequiresIsa = false; 6323 info.nativeLibraryDir = info.nativeLibraryRootDir; 6324 } else { 6325 // Cluster install 6326 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6327 info.nativeLibraryRootRequiresIsa = true; 6328 6329 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6330 getPrimaryInstructionSet(info)).getAbsolutePath(); 6331 6332 if (info.secondaryCpuAbi != null) { 6333 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6334 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6335 } 6336 } 6337 } 6338 6339 /** 6340 * Calculate the abis and roots for a bundled app. These can uniquely 6341 * be determined from the contents of the system partition, i.e whether 6342 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6343 * of this information, and instead assume that the system was built 6344 * sensibly. 6345 */ 6346 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6347 PackageSetting pkgSetting) { 6348 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6349 6350 // If "/system/lib64/apkname" exists, assume that is the per-package 6351 // native library directory to use; otherwise use "/system/lib/apkname". 6352 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6353 setBundledAppAbi(pkg, apkRoot, apkName); 6354 // pkgSetting might be null during rescan following uninstall of updates 6355 // to a bundled app, so accommodate that possibility. The settings in 6356 // that case will be established later from the parsed package. 6357 // 6358 // If the settings aren't null, sync them up with what we've just derived. 6359 // note that apkRoot isn't stored in the package settings. 6360 if (pkgSetting != null) { 6361 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6362 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6363 } 6364 } 6365 6366 /** 6367 * Deduces the ABI of a bundled app and sets the relevant fields on the 6368 * parsed pkg object. 6369 * 6370 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6371 * under which system libraries are installed. 6372 * @param apkName the name of the installed package. 6373 */ 6374 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6375 final File codeFile = new File(pkg.codePath); 6376 6377 final boolean has64BitLibs; 6378 final boolean has32BitLibs; 6379 if (isApkFile(codeFile)) { 6380 // Monolithic install 6381 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6382 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6383 } else { 6384 // Cluster install 6385 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6386 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6387 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6388 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6389 has64BitLibs = (new File(rootDir, isa)).exists(); 6390 } else { 6391 has64BitLibs = false; 6392 } 6393 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6394 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6395 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6396 has32BitLibs = (new File(rootDir, isa)).exists(); 6397 } else { 6398 has32BitLibs = false; 6399 } 6400 } 6401 6402 if (has64BitLibs && !has32BitLibs) { 6403 // The package has 64 bit libs, but not 32 bit libs. Its primary 6404 // ABI should be 64 bit. We can safely assume here that the bundled 6405 // native libraries correspond to the most preferred ABI in the list. 6406 6407 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6408 pkg.applicationInfo.secondaryCpuAbi = null; 6409 } else if (has32BitLibs && !has64BitLibs) { 6410 // The package has 32 bit libs but not 64 bit libs. Its primary 6411 // ABI should be 32 bit. 6412 6413 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6414 pkg.applicationInfo.secondaryCpuAbi = null; 6415 } else if (has32BitLibs && has64BitLibs) { 6416 // The application has both 64 and 32 bit bundled libraries. We check 6417 // here that the app declares multiArch support, and warn if it doesn't. 6418 // 6419 // We will be lenient here and record both ABIs. The primary will be the 6420 // ABI that's higher on the list, i.e, a device that's configured to prefer 6421 // 64 bit apps will see a 64 bit primary ABI, 6422 6423 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6424 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6425 } 6426 6427 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6428 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6429 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6430 } else { 6431 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6432 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6433 } 6434 } else { 6435 pkg.applicationInfo.primaryCpuAbi = null; 6436 pkg.applicationInfo.secondaryCpuAbi = null; 6437 } 6438 } 6439 6440 private void killApplication(String pkgName, int appId, String reason) { 6441 // Request the ActivityManager to kill the process(only for existing packages) 6442 // so that we do not end up in a confused state while the user is still using the older 6443 // version of the application while the new one gets installed. 6444 IActivityManager am = ActivityManagerNative.getDefault(); 6445 if (am != null) { 6446 try { 6447 am.killApplicationWithAppId(pkgName, appId, reason); 6448 } catch (RemoteException e) { 6449 } 6450 } 6451 } 6452 6453 void removePackageLI(PackageSetting ps, boolean chatty) { 6454 if (DEBUG_INSTALL) { 6455 if (chatty) 6456 Log.d(TAG, "Removing package " + ps.name); 6457 } 6458 6459 // writer 6460 synchronized (mPackages) { 6461 mPackages.remove(ps.name); 6462 final PackageParser.Package pkg = ps.pkg; 6463 if (pkg != null) { 6464 cleanPackageDataStructuresLILPw(pkg, chatty); 6465 } 6466 } 6467 } 6468 6469 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6470 if (DEBUG_INSTALL) { 6471 if (chatty) 6472 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6473 } 6474 6475 // writer 6476 synchronized (mPackages) { 6477 mPackages.remove(pkg.applicationInfo.packageName); 6478 cleanPackageDataStructuresLILPw(pkg, chatty); 6479 } 6480 } 6481 6482 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6483 int N = pkg.providers.size(); 6484 StringBuilder r = null; 6485 int i; 6486 for (i=0; i<N; i++) { 6487 PackageParser.Provider p = pkg.providers.get(i); 6488 mProviders.removeProvider(p); 6489 if (p.info.authority == null) { 6490 6491 /* There was another ContentProvider with this authority when 6492 * this app was installed so this authority is null, 6493 * Ignore it as we don't have to unregister the provider. 6494 */ 6495 continue; 6496 } 6497 String names[] = p.info.authority.split(";"); 6498 for (int j = 0; j < names.length; j++) { 6499 if (mProvidersByAuthority.get(names[j]) == p) { 6500 mProvidersByAuthority.remove(names[j]); 6501 if (DEBUG_REMOVE) { 6502 if (chatty) 6503 Log.d(TAG, "Unregistered content provider: " + names[j] 6504 + ", className = " + p.info.name + ", isSyncable = " 6505 + p.info.isSyncable); 6506 } 6507 } 6508 } 6509 if (DEBUG_REMOVE && chatty) { 6510 if (r == null) { 6511 r = new StringBuilder(256); 6512 } else { 6513 r.append(' '); 6514 } 6515 r.append(p.info.name); 6516 } 6517 } 6518 if (r != null) { 6519 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6520 } 6521 6522 N = pkg.services.size(); 6523 r = null; 6524 for (i=0; i<N; i++) { 6525 PackageParser.Service s = pkg.services.get(i); 6526 mServices.removeService(s); 6527 if (chatty) { 6528 if (r == null) { 6529 r = new StringBuilder(256); 6530 } else { 6531 r.append(' '); 6532 } 6533 r.append(s.info.name); 6534 } 6535 } 6536 if (r != null) { 6537 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6538 } 6539 6540 N = pkg.receivers.size(); 6541 r = null; 6542 for (i=0; i<N; i++) { 6543 PackageParser.Activity a = pkg.receivers.get(i); 6544 mReceivers.removeActivity(a, "receiver"); 6545 if (DEBUG_REMOVE && chatty) { 6546 if (r == null) { 6547 r = new StringBuilder(256); 6548 } else { 6549 r.append(' '); 6550 } 6551 r.append(a.info.name); 6552 } 6553 } 6554 if (r != null) { 6555 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6556 } 6557 6558 N = pkg.activities.size(); 6559 r = null; 6560 for (i=0; i<N; i++) { 6561 PackageParser.Activity a = pkg.activities.get(i); 6562 mActivities.removeActivity(a, "activity"); 6563 if (DEBUG_REMOVE && chatty) { 6564 if (r == null) { 6565 r = new StringBuilder(256); 6566 } else { 6567 r.append(' '); 6568 } 6569 r.append(a.info.name); 6570 } 6571 } 6572 if (r != null) { 6573 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6574 } 6575 6576 N = pkg.permissions.size(); 6577 r = null; 6578 for (i=0; i<N; i++) { 6579 PackageParser.Permission p = pkg.permissions.get(i); 6580 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6581 if (bp == null) { 6582 bp = mSettings.mPermissionTrees.get(p.info.name); 6583 } 6584 if (bp != null && bp.perm == p) { 6585 bp.perm = null; 6586 if (DEBUG_REMOVE && chatty) { 6587 if (r == null) { 6588 r = new StringBuilder(256); 6589 } else { 6590 r.append(' '); 6591 } 6592 r.append(p.info.name); 6593 } 6594 } 6595 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6596 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6597 if (appOpPerms != null) { 6598 appOpPerms.remove(pkg.packageName); 6599 } 6600 } 6601 } 6602 if (r != null) { 6603 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6604 } 6605 6606 N = pkg.requestedPermissions.size(); 6607 r = null; 6608 for (i=0; i<N; i++) { 6609 String perm = pkg.requestedPermissions.get(i); 6610 BasePermission bp = mSettings.mPermissions.get(perm); 6611 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6612 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6613 if (appOpPerms != null) { 6614 appOpPerms.remove(pkg.packageName); 6615 if (appOpPerms.isEmpty()) { 6616 mAppOpPermissionPackages.remove(perm); 6617 } 6618 } 6619 } 6620 } 6621 if (r != null) { 6622 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6623 } 6624 6625 N = pkg.instrumentation.size(); 6626 r = null; 6627 for (i=0; i<N; i++) { 6628 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6629 mInstrumentation.remove(a.getComponentName()); 6630 if (DEBUG_REMOVE && chatty) { 6631 if (r == null) { 6632 r = new StringBuilder(256); 6633 } else { 6634 r.append(' '); 6635 } 6636 r.append(a.info.name); 6637 } 6638 } 6639 if (r != null) { 6640 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6641 } 6642 6643 r = null; 6644 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6645 // Only system apps can hold shared libraries. 6646 if (pkg.libraryNames != null) { 6647 for (i=0; i<pkg.libraryNames.size(); i++) { 6648 String name = pkg.libraryNames.get(i); 6649 SharedLibraryEntry cur = mSharedLibraries.get(name); 6650 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6651 mSharedLibraries.remove(name); 6652 if (DEBUG_REMOVE && chatty) { 6653 if (r == null) { 6654 r = new StringBuilder(256); 6655 } else { 6656 r.append(' '); 6657 } 6658 r.append(name); 6659 } 6660 } 6661 } 6662 } 6663 } 6664 if (r != null) { 6665 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6666 } 6667 } 6668 6669 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6670 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6671 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6672 return true; 6673 } 6674 } 6675 return false; 6676 } 6677 6678 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6679 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6680 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6681 6682 private void updatePermissionsLPw(String changingPkg, 6683 PackageParser.Package pkgInfo, int flags) { 6684 // Make sure there are no dangling permission trees. 6685 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6686 while (it.hasNext()) { 6687 final BasePermission bp = it.next(); 6688 if (bp.packageSetting == null) { 6689 // We may not yet have parsed the package, so just see if 6690 // we still know about its settings. 6691 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6692 } 6693 if (bp.packageSetting == null) { 6694 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6695 + " from package " + bp.sourcePackage); 6696 it.remove(); 6697 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6698 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6699 Slog.i(TAG, "Removing old permission tree: " + bp.name 6700 + " from package " + bp.sourcePackage); 6701 flags |= UPDATE_PERMISSIONS_ALL; 6702 it.remove(); 6703 } 6704 } 6705 } 6706 6707 // Make sure all dynamic permissions have been assigned to a package, 6708 // and make sure there are no dangling permissions. 6709 it = mSettings.mPermissions.values().iterator(); 6710 while (it.hasNext()) { 6711 final BasePermission bp = it.next(); 6712 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6713 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6714 + bp.name + " pkg=" + bp.sourcePackage 6715 + " info=" + bp.pendingInfo); 6716 if (bp.packageSetting == null && bp.pendingInfo != null) { 6717 final BasePermission tree = findPermissionTreeLP(bp.name); 6718 if (tree != null && tree.perm != null) { 6719 bp.packageSetting = tree.packageSetting; 6720 bp.perm = new PackageParser.Permission(tree.perm.owner, 6721 new PermissionInfo(bp.pendingInfo)); 6722 bp.perm.info.packageName = tree.perm.info.packageName; 6723 bp.perm.info.name = bp.name; 6724 bp.uid = tree.uid; 6725 } 6726 } 6727 } 6728 if (bp.packageSetting == null) { 6729 // We may not yet have parsed the package, so just see if 6730 // we still know about its settings. 6731 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6732 } 6733 if (bp.packageSetting == null) { 6734 Slog.w(TAG, "Removing dangling permission: " + bp.name 6735 + " from package " + bp.sourcePackage); 6736 it.remove(); 6737 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6738 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6739 Slog.i(TAG, "Removing old permission: " + bp.name 6740 + " from package " + bp.sourcePackage); 6741 flags |= UPDATE_PERMISSIONS_ALL; 6742 it.remove(); 6743 } 6744 } 6745 } 6746 6747 // Now update the permissions for all packages, in particular 6748 // replace the granted permissions of the system packages. 6749 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6750 for (PackageParser.Package pkg : mPackages.values()) { 6751 if (pkg != pkgInfo) { 6752 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6753 } 6754 } 6755 } 6756 6757 if (pkgInfo != null) { 6758 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6759 } 6760 } 6761 6762 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6763 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6764 if (ps == null) { 6765 return; 6766 } 6767 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6768 HashSet<String> origPermissions = gp.grantedPermissions; 6769 boolean changedPermission = false; 6770 6771 if (replace) { 6772 ps.permissionsFixed = false; 6773 if (gp == ps) { 6774 origPermissions = new HashSet<String>(gp.grantedPermissions); 6775 gp.grantedPermissions.clear(); 6776 gp.gids = mGlobalGids; 6777 } 6778 } 6779 6780 if (gp.gids == null) { 6781 gp.gids = mGlobalGids; 6782 } 6783 6784 final int N = pkg.requestedPermissions.size(); 6785 for (int i=0; i<N; i++) { 6786 final String name = pkg.requestedPermissions.get(i); 6787 final boolean required = pkg.requestedPermissionsRequired.get(i); 6788 final BasePermission bp = mSettings.mPermissions.get(name); 6789 if (DEBUG_INSTALL) { 6790 if (gp != ps) { 6791 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6792 } 6793 } 6794 6795 if (bp == null || bp.packageSetting == null) { 6796 Slog.w(TAG, "Unknown permission " + name 6797 + " in package " + pkg.packageName); 6798 continue; 6799 } 6800 6801 final String perm = bp.name; 6802 boolean allowed; 6803 boolean allowedSig = false; 6804 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6805 // Keep track of app op permissions. 6806 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6807 if (pkgs == null) { 6808 pkgs = new ArraySet<>(); 6809 mAppOpPermissionPackages.put(bp.name, pkgs); 6810 } 6811 pkgs.add(pkg.packageName); 6812 } 6813 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6814 if (level == PermissionInfo.PROTECTION_NORMAL 6815 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6816 // We grant a normal or dangerous permission if any of the following 6817 // are true: 6818 // 1) The permission is required 6819 // 2) The permission is optional, but was granted in the past 6820 // 3) The permission is optional, but was requested by an 6821 // app in /system (not /data) 6822 // 6823 // Otherwise, reject the permission. 6824 allowed = (required || origPermissions.contains(perm) 6825 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6826 } else if (bp.packageSetting == null) { 6827 // This permission is invalid; skip it. 6828 allowed = false; 6829 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6830 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6831 if (allowed) { 6832 allowedSig = true; 6833 } 6834 } else { 6835 allowed = false; 6836 } 6837 if (DEBUG_INSTALL) { 6838 if (gp != ps) { 6839 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6840 } 6841 } 6842 if (allowed) { 6843 if (!isSystemApp(ps) && ps.permissionsFixed) { 6844 // If this is an existing, non-system package, then 6845 // we can't add any new permissions to it. 6846 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6847 // Except... if this is a permission that was added 6848 // to the platform (note: need to only do this when 6849 // updating the platform). 6850 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6851 } 6852 } 6853 if (allowed) { 6854 if (!gp.grantedPermissions.contains(perm)) { 6855 changedPermission = true; 6856 gp.grantedPermissions.add(perm); 6857 gp.gids = appendInts(gp.gids, bp.gids); 6858 } else if (!ps.haveGids) { 6859 gp.gids = appendInts(gp.gids, bp.gids); 6860 } 6861 } else { 6862 Slog.w(TAG, "Not granting permission " + perm 6863 + " to package " + pkg.packageName 6864 + " because it was previously installed without"); 6865 } 6866 } else { 6867 if (gp.grantedPermissions.remove(perm)) { 6868 changedPermission = true; 6869 gp.gids = removeInts(gp.gids, bp.gids); 6870 Slog.i(TAG, "Un-granting permission " + perm 6871 + " from package " + pkg.packageName 6872 + " (protectionLevel=" + bp.protectionLevel 6873 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6874 + ")"); 6875 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6876 // Don't print warning for app op permissions, since it is fine for them 6877 // not to be granted, there is a UI for the user to decide. 6878 Slog.w(TAG, "Not granting permission " + perm 6879 + " to package " + pkg.packageName 6880 + " (protectionLevel=" + bp.protectionLevel 6881 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6882 + ")"); 6883 } 6884 } 6885 } 6886 6887 if ((changedPermission || replace) && !ps.permissionsFixed && 6888 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6889 // This is the first that we have heard about this package, so the 6890 // permissions we have now selected are fixed until explicitly 6891 // changed. 6892 ps.permissionsFixed = true; 6893 } 6894 ps.haveGids = true; 6895 } 6896 6897 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6898 boolean allowed = false; 6899 final int NP = PackageParser.NEW_PERMISSIONS.length; 6900 for (int ip=0; ip<NP; ip++) { 6901 final PackageParser.NewPermissionInfo npi 6902 = PackageParser.NEW_PERMISSIONS[ip]; 6903 if (npi.name.equals(perm) 6904 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6905 allowed = true; 6906 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6907 + pkg.packageName); 6908 break; 6909 } 6910 } 6911 return allowed; 6912 } 6913 6914 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6915 BasePermission bp, HashSet<String> origPermissions) { 6916 boolean allowed; 6917 allowed = (compareSignatures( 6918 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6919 == PackageManager.SIGNATURE_MATCH) 6920 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6921 == PackageManager.SIGNATURE_MATCH); 6922 if (!allowed && (bp.protectionLevel 6923 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6924 if (isSystemApp(pkg)) { 6925 // For updated system applications, a system permission 6926 // is granted only if it had been defined by the original application. 6927 if (isUpdatedSystemApp(pkg)) { 6928 final PackageSetting sysPs = mSettings 6929 .getDisabledSystemPkgLPr(pkg.packageName); 6930 final GrantedPermissions origGp = sysPs.sharedUser != null 6931 ? sysPs.sharedUser : sysPs; 6932 6933 if (origGp.grantedPermissions.contains(perm)) { 6934 // If the original was granted this permission, we take 6935 // that grant decision as read and propagate it to the 6936 // update. 6937 allowed = true; 6938 } else { 6939 // The system apk may have been updated with an older 6940 // version of the one on the data partition, but which 6941 // granted a new system permission that it didn't have 6942 // before. In this case we do want to allow the app to 6943 // now get the new permission if the ancestral apk is 6944 // privileged to get it. 6945 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6946 for (int j=0; 6947 j<sysPs.pkg.requestedPermissions.size(); j++) { 6948 if (perm.equals( 6949 sysPs.pkg.requestedPermissions.get(j))) { 6950 allowed = true; 6951 break; 6952 } 6953 } 6954 } 6955 } 6956 } else { 6957 allowed = isPrivilegedApp(pkg); 6958 } 6959 } 6960 } 6961 if (!allowed && (bp.protectionLevel 6962 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6963 // For development permissions, a development permission 6964 // is granted only if it was already granted. 6965 allowed = origPermissions.contains(perm); 6966 } 6967 return allowed; 6968 } 6969 6970 final class ActivityIntentResolver 6971 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6972 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6973 boolean defaultOnly, int userId) { 6974 if (!sUserManager.exists(userId)) return null; 6975 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6976 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6977 } 6978 6979 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6980 int userId) { 6981 if (!sUserManager.exists(userId)) return null; 6982 mFlags = flags; 6983 return super.queryIntent(intent, resolvedType, 6984 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6985 } 6986 6987 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6988 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6989 if (!sUserManager.exists(userId)) return null; 6990 if (packageActivities == null) { 6991 return null; 6992 } 6993 mFlags = flags; 6994 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6995 final int N = packageActivities.size(); 6996 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6997 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6998 6999 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7000 for (int i = 0; i < N; ++i) { 7001 intentFilters = packageActivities.get(i).intents; 7002 if (intentFilters != null && intentFilters.size() > 0) { 7003 PackageParser.ActivityIntentInfo[] array = 7004 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7005 intentFilters.toArray(array); 7006 listCut.add(array); 7007 } 7008 } 7009 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7010 } 7011 7012 public final void addActivity(PackageParser.Activity a, String type) { 7013 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7014 mActivities.put(a.getComponentName(), a); 7015 if (DEBUG_SHOW_INFO) 7016 Log.v( 7017 TAG, " " + type + " " + 7018 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7019 if (DEBUG_SHOW_INFO) 7020 Log.v(TAG, " Class=" + a.info.name); 7021 final int NI = a.intents.size(); 7022 for (int j=0; j<NI; j++) { 7023 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7024 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7025 intent.setPriority(0); 7026 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7027 + a.className + " with priority > 0, forcing to 0"); 7028 } 7029 if (DEBUG_SHOW_INFO) { 7030 Log.v(TAG, " IntentFilter:"); 7031 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7032 } 7033 if (!intent.debugCheck()) { 7034 Log.w(TAG, "==> For Activity " + a.info.name); 7035 } 7036 addFilter(intent); 7037 } 7038 } 7039 7040 public final void removeActivity(PackageParser.Activity a, String type) { 7041 mActivities.remove(a.getComponentName()); 7042 if (DEBUG_SHOW_INFO) { 7043 Log.v(TAG, " " + type + " " 7044 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7045 : a.info.name) + ":"); 7046 Log.v(TAG, " Class=" + a.info.name); 7047 } 7048 final int NI = a.intents.size(); 7049 for (int j=0; j<NI; j++) { 7050 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7051 if (DEBUG_SHOW_INFO) { 7052 Log.v(TAG, " IntentFilter:"); 7053 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7054 } 7055 removeFilter(intent); 7056 } 7057 } 7058 7059 @Override 7060 protected boolean allowFilterResult( 7061 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7062 ActivityInfo filterAi = filter.activity.info; 7063 for (int i=dest.size()-1; i>=0; i--) { 7064 ActivityInfo destAi = dest.get(i).activityInfo; 7065 if (destAi.name == filterAi.name 7066 && destAi.packageName == filterAi.packageName) { 7067 return false; 7068 } 7069 } 7070 return true; 7071 } 7072 7073 @Override 7074 protected ActivityIntentInfo[] newArray(int size) { 7075 return new ActivityIntentInfo[size]; 7076 } 7077 7078 @Override 7079 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7080 if (!sUserManager.exists(userId)) return true; 7081 PackageParser.Package p = filter.activity.owner; 7082 if (p != null) { 7083 PackageSetting ps = (PackageSetting)p.mExtras; 7084 if (ps != null) { 7085 // System apps are never considered stopped for purposes of 7086 // filtering, because there may be no way for the user to 7087 // actually re-launch them. 7088 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7089 && ps.getStopped(userId); 7090 } 7091 } 7092 return false; 7093 } 7094 7095 @Override 7096 protected boolean isPackageForFilter(String packageName, 7097 PackageParser.ActivityIntentInfo info) { 7098 return packageName.equals(info.activity.owner.packageName); 7099 } 7100 7101 @Override 7102 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7103 int match, int userId) { 7104 if (!sUserManager.exists(userId)) return null; 7105 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7106 return null; 7107 } 7108 final PackageParser.Activity activity = info.activity; 7109 if (mSafeMode && (activity.info.applicationInfo.flags 7110 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7111 return null; 7112 } 7113 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7114 if (ps == null) { 7115 return null; 7116 } 7117 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7118 ps.readUserState(userId), userId); 7119 if (ai == null) { 7120 return null; 7121 } 7122 final ResolveInfo res = new ResolveInfo(); 7123 res.activityInfo = ai; 7124 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7125 res.filter = info; 7126 } 7127 res.priority = info.getPriority(); 7128 res.preferredOrder = activity.owner.mPreferredOrder; 7129 //System.out.println("Result: " + res.activityInfo.className + 7130 // " = " + res.priority); 7131 res.match = match; 7132 res.isDefault = info.hasDefault; 7133 res.labelRes = info.labelRes; 7134 res.nonLocalizedLabel = info.nonLocalizedLabel; 7135 if (userNeedsBadging(userId)) { 7136 res.noResourceId = true; 7137 } else { 7138 res.icon = info.icon; 7139 } 7140 res.system = isSystemApp(res.activityInfo.applicationInfo); 7141 return res; 7142 } 7143 7144 @Override 7145 protected void sortResults(List<ResolveInfo> results) { 7146 Collections.sort(results, mResolvePrioritySorter); 7147 } 7148 7149 @Override 7150 protected void dumpFilter(PrintWriter out, String prefix, 7151 PackageParser.ActivityIntentInfo filter) { 7152 out.print(prefix); out.print( 7153 Integer.toHexString(System.identityHashCode(filter.activity))); 7154 out.print(' '); 7155 filter.activity.printComponentShortName(out); 7156 out.print(" filter "); 7157 out.println(Integer.toHexString(System.identityHashCode(filter))); 7158 } 7159 7160// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7161// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7162// final List<ResolveInfo> retList = Lists.newArrayList(); 7163// while (i.hasNext()) { 7164// final ResolveInfo resolveInfo = i.next(); 7165// if (isEnabledLP(resolveInfo.activityInfo)) { 7166// retList.add(resolveInfo); 7167// } 7168// } 7169// return retList; 7170// } 7171 7172 // Keys are String (activity class name), values are Activity. 7173 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7174 = new HashMap<ComponentName, PackageParser.Activity>(); 7175 private int mFlags; 7176 } 7177 7178 private final class ServiceIntentResolver 7179 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7180 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7181 boolean defaultOnly, int userId) { 7182 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7183 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7184 } 7185 7186 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7187 int userId) { 7188 if (!sUserManager.exists(userId)) return null; 7189 mFlags = flags; 7190 return super.queryIntent(intent, resolvedType, 7191 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7192 } 7193 7194 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7195 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7196 if (!sUserManager.exists(userId)) return null; 7197 if (packageServices == null) { 7198 return null; 7199 } 7200 mFlags = flags; 7201 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7202 final int N = packageServices.size(); 7203 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7204 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7205 7206 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7207 for (int i = 0; i < N; ++i) { 7208 intentFilters = packageServices.get(i).intents; 7209 if (intentFilters != null && intentFilters.size() > 0) { 7210 PackageParser.ServiceIntentInfo[] array = 7211 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7212 intentFilters.toArray(array); 7213 listCut.add(array); 7214 } 7215 } 7216 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7217 } 7218 7219 public final void addService(PackageParser.Service s) { 7220 mServices.put(s.getComponentName(), s); 7221 if (DEBUG_SHOW_INFO) { 7222 Log.v(TAG, " " 7223 + (s.info.nonLocalizedLabel != null 7224 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7225 Log.v(TAG, " Class=" + s.info.name); 7226 } 7227 final int NI = s.intents.size(); 7228 int j; 7229 for (j=0; j<NI; j++) { 7230 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7231 if (DEBUG_SHOW_INFO) { 7232 Log.v(TAG, " IntentFilter:"); 7233 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7234 } 7235 if (!intent.debugCheck()) { 7236 Log.w(TAG, "==> For Service " + s.info.name); 7237 } 7238 addFilter(intent); 7239 } 7240 } 7241 7242 public final void removeService(PackageParser.Service s) { 7243 mServices.remove(s.getComponentName()); 7244 if (DEBUG_SHOW_INFO) { 7245 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7246 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7247 Log.v(TAG, " Class=" + s.info.name); 7248 } 7249 final int NI = s.intents.size(); 7250 int j; 7251 for (j=0; j<NI; j++) { 7252 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7253 if (DEBUG_SHOW_INFO) { 7254 Log.v(TAG, " IntentFilter:"); 7255 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7256 } 7257 removeFilter(intent); 7258 } 7259 } 7260 7261 @Override 7262 protected boolean allowFilterResult( 7263 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7264 ServiceInfo filterSi = filter.service.info; 7265 for (int i=dest.size()-1; i>=0; i--) { 7266 ServiceInfo destAi = dest.get(i).serviceInfo; 7267 if (destAi.name == filterSi.name 7268 && destAi.packageName == filterSi.packageName) { 7269 return false; 7270 } 7271 } 7272 return true; 7273 } 7274 7275 @Override 7276 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7277 return new PackageParser.ServiceIntentInfo[size]; 7278 } 7279 7280 @Override 7281 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7282 if (!sUserManager.exists(userId)) return true; 7283 PackageParser.Package p = filter.service.owner; 7284 if (p != null) { 7285 PackageSetting ps = (PackageSetting)p.mExtras; 7286 if (ps != null) { 7287 // System apps are never considered stopped for purposes of 7288 // filtering, because there may be no way for the user to 7289 // actually re-launch them. 7290 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7291 && ps.getStopped(userId); 7292 } 7293 } 7294 return false; 7295 } 7296 7297 @Override 7298 protected boolean isPackageForFilter(String packageName, 7299 PackageParser.ServiceIntentInfo info) { 7300 return packageName.equals(info.service.owner.packageName); 7301 } 7302 7303 @Override 7304 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7305 int match, int userId) { 7306 if (!sUserManager.exists(userId)) return null; 7307 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7308 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7309 return null; 7310 } 7311 final PackageParser.Service service = info.service; 7312 if (mSafeMode && (service.info.applicationInfo.flags 7313 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7314 return null; 7315 } 7316 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7317 if (ps == null) { 7318 return null; 7319 } 7320 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7321 ps.readUserState(userId), userId); 7322 if (si == null) { 7323 return null; 7324 } 7325 final ResolveInfo res = new ResolveInfo(); 7326 res.serviceInfo = si; 7327 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7328 res.filter = filter; 7329 } 7330 res.priority = info.getPriority(); 7331 res.preferredOrder = service.owner.mPreferredOrder; 7332 //System.out.println("Result: " + res.activityInfo.className + 7333 // " = " + res.priority); 7334 res.match = match; 7335 res.isDefault = info.hasDefault; 7336 res.labelRes = info.labelRes; 7337 res.nonLocalizedLabel = info.nonLocalizedLabel; 7338 res.icon = info.icon; 7339 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7340 return res; 7341 } 7342 7343 @Override 7344 protected void sortResults(List<ResolveInfo> results) { 7345 Collections.sort(results, mResolvePrioritySorter); 7346 } 7347 7348 @Override 7349 protected void dumpFilter(PrintWriter out, String prefix, 7350 PackageParser.ServiceIntentInfo filter) { 7351 out.print(prefix); out.print( 7352 Integer.toHexString(System.identityHashCode(filter.service))); 7353 out.print(' '); 7354 filter.service.printComponentShortName(out); 7355 out.print(" filter "); 7356 out.println(Integer.toHexString(System.identityHashCode(filter))); 7357 } 7358 7359// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7360// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7361// final List<ResolveInfo> retList = Lists.newArrayList(); 7362// while (i.hasNext()) { 7363// final ResolveInfo resolveInfo = (ResolveInfo) i; 7364// if (isEnabledLP(resolveInfo.serviceInfo)) { 7365// retList.add(resolveInfo); 7366// } 7367// } 7368// return retList; 7369// } 7370 7371 // Keys are String (activity class name), values are Activity. 7372 private final HashMap<ComponentName, PackageParser.Service> mServices 7373 = new HashMap<ComponentName, PackageParser.Service>(); 7374 private int mFlags; 7375 }; 7376 7377 private final class ProviderIntentResolver 7378 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7379 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7380 boolean defaultOnly, int userId) { 7381 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7382 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7383 } 7384 7385 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7386 int userId) { 7387 if (!sUserManager.exists(userId)) 7388 return null; 7389 mFlags = flags; 7390 return super.queryIntent(intent, resolvedType, 7391 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7392 } 7393 7394 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7395 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7396 if (!sUserManager.exists(userId)) 7397 return null; 7398 if (packageProviders == null) { 7399 return null; 7400 } 7401 mFlags = flags; 7402 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7403 final int N = packageProviders.size(); 7404 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7405 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7406 7407 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7408 for (int i = 0; i < N; ++i) { 7409 intentFilters = packageProviders.get(i).intents; 7410 if (intentFilters != null && intentFilters.size() > 0) { 7411 PackageParser.ProviderIntentInfo[] array = 7412 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7413 intentFilters.toArray(array); 7414 listCut.add(array); 7415 } 7416 } 7417 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7418 } 7419 7420 public final void addProvider(PackageParser.Provider p) { 7421 if (mProviders.containsKey(p.getComponentName())) { 7422 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7423 return; 7424 } 7425 7426 mProviders.put(p.getComponentName(), p); 7427 if (DEBUG_SHOW_INFO) { 7428 Log.v(TAG, " " 7429 + (p.info.nonLocalizedLabel != null 7430 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7431 Log.v(TAG, " Class=" + p.info.name); 7432 } 7433 final int NI = p.intents.size(); 7434 int j; 7435 for (j = 0; j < NI; j++) { 7436 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7437 if (DEBUG_SHOW_INFO) { 7438 Log.v(TAG, " IntentFilter:"); 7439 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7440 } 7441 if (!intent.debugCheck()) { 7442 Log.w(TAG, "==> For Provider " + p.info.name); 7443 } 7444 addFilter(intent); 7445 } 7446 } 7447 7448 public final void removeProvider(PackageParser.Provider p) { 7449 mProviders.remove(p.getComponentName()); 7450 if (DEBUG_SHOW_INFO) { 7451 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7452 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7453 Log.v(TAG, " Class=" + p.info.name); 7454 } 7455 final int NI = p.intents.size(); 7456 int j; 7457 for (j = 0; j < NI; j++) { 7458 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7459 if (DEBUG_SHOW_INFO) { 7460 Log.v(TAG, " IntentFilter:"); 7461 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7462 } 7463 removeFilter(intent); 7464 } 7465 } 7466 7467 @Override 7468 protected boolean allowFilterResult( 7469 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7470 ProviderInfo filterPi = filter.provider.info; 7471 for (int i = dest.size() - 1; i >= 0; i--) { 7472 ProviderInfo destPi = dest.get(i).providerInfo; 7473 if (destPi.name == filterPi.name 7474 && destPi.packageName == filterPi.packageName) { 7475 return false; 7476 } 7477 } 7478 return true; 7479 } 7480 7481 @Override 7482 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7483 return new PackageParser.ProviderIntentInfo[size]; 7484 } 7485 7486 @Override 7487 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7488 if (!sUserManager.exists(userId)) 7489 return true; 7490 PackageParser.Package p = filter.provider.owner; 7491 if (p != null) { 7492 PackageSetting ps = (PackageSetting) p.mExtras; 7493 if (ps != null) { 7494 // System apps are never considered stopped for purposes of 7495 // filtering, because there may be no way for the user to 7496 // actually re-launch them. 7497 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7498 && ps.getStopped(userId); 7499 } 7500 } 7501 return false; 7502 } 7503 7504 @Override 7505 protected boolean isPackageForFilter(String packageName, 7506 PackageParser.ProviderIntentInfo info) { 7507 return packageName.equals(info.provider.owner.packageName); 7508 } 7509 7510 @Override 7511 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7512 int match, int userId) { 7513 if (!sUserManager.exists(userId)) 7514 return null; 7515 final PackageParser.ProviderIntentInfo info = filter; 7516 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7517 return null; 7518 } 7519 final PackageParser.Provider provider = info.provider; 7520 if (mSafeMode && (provider.info.applicationInfo.flags 7521 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7522 return null; 7523 } 7524 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7525 if (ps == null) { 7526 return null; 7527 } 7528 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7529 ps.readUserState(userId), userId); 7530 if (pi == null) { 7531 return null; 7532 } 7533 final ResolveInfo res = new ResolveInfo(); 7534 res.providerInfo = pi; 7535 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7536 res.filter = filter; 7537 } 7538 res.priority = info.getPriority(); 7539 res.preferredOrder = provider.owner.mPreferredOrder; 7540 res.match = match; 7541 res.isDefault = info.hasDefault; 7542 res.labelRes = info.labelRes; 7543 res.nonLocalizedLabel = info.nonLocalizedLabel; 7544 res.icon = info.icon; 7545 res.system = isSystemApp(res.providerInfo.applicationInfo); 7546 return res; 7547 } 7548 7549 @Override 7550 protected void sortResults(List<ResolveInfo> results) { 7551 Collections.sort(results, mResolvePrioritySorter); 7552 } 7553 7554 @Override 7555 protected void dumpFilter(PrintWriter out, String prefix, 7556 PackageParser.ProviderIntentInfo filter) { 7557 out.print(prefix); 7558 out.print( 7559 Integer.toHexString(System.identityHashCode(filter.provider))); 7560 out.print(' '); 7561 filter.provider.printComponentShortName(out); 7562 out.print(" filter "); 7563 out.println(Integer.toHexString(System.identityHashCode(filter))); 7564 } 7565 7566 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7567 = new HashMap<ComponentName, PackageParser.Provider>(); 7568 private int mFlags; 7569 }; 7570 7571 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7572 new Comparator<ResolveInfo>() { 7573 public int compare(ResolveInfo r1, ResolveInfo r2) { 7574 int v1 = r1.priority; 7575 int v2 = r2.priority; 7576 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7577 if (v1 != v2) { 7578 return (v1 > v2) ? -1 : 1; 7579 } 7580 v1 = r1.preferredOrder; 7581 v2 = r2.preferredOrder; 7582 if (v1 != v2) { 7583 return (v1 > v2) ? -1 : 1; 7584 } 7585 if (r1.isDefault != r2.isDefault) { 7586 return r1.isDefault ? -1 : 1; 7587 } 7588 v1 = r1.match; 7589 v2 = r2.match; 7590 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7591 if (v1 != v2) { 7592 return (v1 > v2) ? -1 : 1; 7593 } 7594 if (r1.system != r2.system) { 7595 return r1.system ? -1 : 1; 7596 } 7597 return 0; 7598 } 7599 }; 7600 7601 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7602 new Comparator<ProviderInfo>() { 7603 public int compare(ProviderInfo p1, ProviderInfo p2) { 7604 final int v1 = p1.initOrder; 7605 final int v2 = p2.initOrder; 7606 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7607 } 7608 }; 7609 7610 static final void sendPackageBroadcast(String action, String pkg, 7611 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7612 int[] userIds) { 7613 IActivityManager am = ActivityManagerNative.getDefault(); 7614 if (am != null) { 7615 try { 7616 if (userIds == null) { 7617 userIds = am.getRunningUserIds(); 7618 } 7619 for (int id : userIds) { 7620 final Intent intent = new Intent(action, 7621 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7622 if (extras != null) { 7623 intent.putExtras(extras); 7624 } 7625 if (targetPkg != null) { 7626 intent.setPackage(targetPkg); 7627 } 7628 // Modify the UID when posting to other users 7629 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7630 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7631 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7632 intent.putExtra(Intent.EXTRA_UID, uid); 7633 } 7634 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7635 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7636 if (DEBUG_BROADCASTS) { 7637 RuntimeException here = new RuntimeException("here"); 7638 here.fillInStackTrace(); 7639 Slog.d(TAG, "Sending to user " + id + ": " 7640 + intent.toShortString(false, true, false, false) 7641 + " " + intent.getExtras(), here); 7642 } 7643 am.broadcastIntent(null, intent, null, finishedReceiver, 7644 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7645 finishedReceiver != null, false, id); 7646 } 7647 } catch (RemoteException ex) { 7648 } 7649 } 7650 } 7651 7652 /** 7653 * Check if the external storage media is available. This is true if there 7654 * is a mounted external storage medium or if the external storage is 7655 * emulated. 7656 */ 7657 private boolean isExternalMediaAvailable() { 7658 return mMediaMounted || Environment.isExternalStorageEmulated(); 7659 } 7660 7661 @Override 7662 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7663 // writer 7664 synchronized (mPackages) { 7665 if (!isExternalMediaAvailable()) { 7666 // If the external storage is no longer mounted at this point, 7667 // the caller may not have been able to delete all of this 7668 // packages files and can not delete any more. Bail. 7669 return null; 7670 } 7671 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7672 if (lastPackage != null) { 7673 pkgs.remove(lastPackage); 7674 } 7675 if (pkgs.size() > 0) { 7676 return pkgs.get(0); 7677 } 7678 } 7679 return null; 7680 } 7681 7682 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7683 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 7684 userId, andCode ? 1 : 0, packageName); 7685 if (mSystemReady) { 7686 msg.sendToTarget(); 7687 } else { 7688 if (mPostSystemReadyMessages == null) { 7689 mPostSystemReadyMessages = new ArrayList<>(); 7690 } 7691 mPostSystemReadyMessages.add(msg); 7692 } 7693 } 7694 7695 void startCleaningPackages() { 7696 // reader 7697 synchronized (mPackages) { 7698 if (!isExternalMediaAvailable()) { 7699 return; 7700 } 7701 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7702 return; 7703 } 7704 } 7705 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7706 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7707 IActivityManager am = ActivityManagerNative.getDefault(); 7708 if (am != null) { 7709 try { 7710 am.startService(null, intent, null, UserHandle.USER_OWNER); 7711 } catch (RemoteException e) { 7712 } 7713 } 7714 } 7715 7716 @Override 7717 public void installPackage(String originPath, IPackageInstallObserver2 observer, 7718 int installFlags, String installerPackageName, VerificationParams verificationParams, 7719 String packageAbiOverride) { 7720 installPackageAsUser(originPath, observer, installFlags, installerPackageName, verificationParams, 7721 packageAbiOverride, UserHandle.getCallingUserId()); 7722 } 7723 7724 @Override 7725 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 7726 int installFlags, String installerPackageName, VerificationParams verificationParams, 7727 String packageAbiOverride, int userId) { 7728 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7729 null); 7730 if (UserHandle.getCallingUserId() != userId) { 7731 mContext.enforceCallingOrSelfPermission( 7732 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7733 "installPackage " + userId); 7734 } 7735 7736 final File originFile = new File(originPath); 7737 final int uid = Binder.getCallingUid(); 7738 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7739 try { 7740 if (observer != null) { 7741 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7742 } 7743 } catch (RemoteException re) { 7744 } 7745 return; 7746 } 7747 7748 UserHandle user; 7749 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 7750 user = UserHandle.ALL; 7751 } else { 7752 user = new UserHandle(userId); 7753 } 7754 7755 final int filteredInstallFlags; 7756 if (uid == Process.SHELL_UID || uid == 0) { 7757 if (DEBUG_INSTALL) { 7758 Slog.v(TAG, "Install from ADB"); 7759 } 7760 filteredInstallFlags = installFlags | PackageManager.INSTALL_FROM_ADB; 7761 } else { 7762 filteredInstallFlags = installFlags & ~PackageManager.INSTALL_FROM_ADB; 7763 } 7764 7765 verificationParams.setInstallerUid(uid); 7766 7767 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 7768 7769 final Message msg = mHandler.obtainMessage(INIT_COPY); 7770 msg.obj = new InstallParams(origin, observer, filteredInstallFlags, 7771 installerPackageName, verificationParams, user, packageAbiOverride); 7772 mHandler.sendMessage(msg); 7773 } 7774 7775 void installStage(String packageName, File stagedDir, String stagedCid, 7776 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7777 String installerPackageName, int installerUid, UserHandle user) { 7778 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7779 params.referrerUri, installerUid, null); 7780 7781 final OriginInfo origin; 7782 if (stagedDir != null) { 7783 origin = OriginInfo.fromStagedFile(stagedDir); 7784 } else { 7785 origin = OriginInfo.fromStagedContainer(stagedCid); 7786 } 7787 7788 final Message msg = mHandler.obtainMessage(INIT_COPY); 7789 msg.obj = new InstallParams(origin, observer, params.installFlags, 7790 installerPackageName, verifParams, user, params.abiOverride); 7791 mHandler.sendMessage(msg); 7792 } 7793 7794 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7795 Bundle extras = new Bundle(1); 7796 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7797 7798 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7799 packageName, extras, null, null, new int[] {userId}); 7800 try { 7801 IActivityManager am = ActivityManagerNative.getDefault(); 7802 final boolean isSystem = 7803 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7804 if (isSystem && am.isUserRunning(userId, false)) { 7805 // The just-installed/enabled app is bundled on the system, so presumed 7806 // to be able to run automatically without needing an explicit launch. 7807 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7808 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7809 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7810 .setPackage(packageName); 7811 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7812 android.app.AppOpsManager.OP_NONE, false, false, userId); 7813 } 7814 } catch (RemoteException e) { 7815 // shouldn't happen 7816 Slog.w(TAG, "Unable to bootstrap installed package", e); 7817 } 7818 } 7819 7820 @Override 7821 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7822 int userId) { 7823 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7824 PackageSetting pkgSetting; 7825 final int uid = Binder.getCallingUid(); 7826 if (UserHandle.getUserId(uid) != userId) { 7827 mContext.enforceCallingOrSelfPermission( 7828 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7829 "setApplicationHiddenSetting for user " + userId); 7830 } 7831 7832 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7833 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7834 return false; 7835 } 7836 7837 long callingId = Binder.clearCallingIdentity(); 7838 try { 7839 boolean sendAdded = false; 7840 boolean sendRemoved = false; 7841 // writer 7842 synchronized (mPackages) { 7843 pkgSetting = mSettings.mPackages.get(packageName); 7844 if (pkgSetting == null) { 7845 return false; 7846 } 7847 if (pkgSetting.getHidden(userId) != hidden) { 7848 pkgSetting.setHidden(hidden, userId); 7849 mSettings.writePackageRestrictionsLPr(userId); 7850 if (hidden) { 7851 sendRemoved = true; 7852 } else { 7853 sendAdded = true; 7854 } 7855 } 7856 } 7857 if (sendAdded) { 7858 sendPackageAddedForUser(packageName, pkgSetting, userId); 7859 return true; 7860 } 7861 if (sendRemoved) { 7862 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7863 "hiding pkg"); 7864 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7865 } 7866 } finally { 7867 Binder.restoreCallingIdentity(callingId); 7868 } 7869 return false; 7870 } 7871 7872 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7873 int userId) { 7874 final PackageRemovedInfo info = new PackageRemovedInfo(); 7875 info.removedPackage = packageName; 7876 info.removedUsers = new int[] {userId}; 7877 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7878 info.sendBroadcast(false, false, false); 7879 } 7880 7881 /** 7882 * Returns true if application is not found or there was an error. Otherwise it returns 7883 * the hidden state of the package for the given user. 7884 */ 7885 @Override 7886 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7887 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7888 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7889 "getApplicationHidden for user " + userId); 7890 PackageSetting pkgSetting; 7891 long callingId = Binder.clearCallingIdentity(); 7892 try { 7893 // writer 7894 synchronized (mPackages) { 7895 pkgSetting = mSettings.mPackages.get(packageName); 7896 if (pkgSetting == null) { 7897 return true; 7898 } 7899 return pkgSetting.getHidden(userId); 7900 } 7901 } finally { 7902 Binder.restoreCallingIdentity(callingId); 7903 } 7904 } 7905 7906 /** 7907 * @hide 7908 */ 7909 @Override 7910 public int installExistingPackageAsUser(String packageName, int userId) { 7911 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7912 null); 7913 PackageSetting pkgSetting; 7914 final int uid = Binder.getCallingUid(); 7915 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7916 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7917 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7918 } 7919 7920 long callingId = Binder.clearCallingIdentity(); 7921 try { 7922 boolean sendAdded = false; 7923 Bundle extras = new Bundle(1); 7924 7925 // writer 7926 synchronized (mPackages) { 7927 pkgSetting = mSettings.mPackages.get(packageName); 7928 if (pkgSetting == null) { 7929 return PackageManager.INSTALL_FAILED_INVALID_URI; 7930 } 7931 if (!pkgSetting.getInstalled(userId)) { 7932 pkgSetting.setInstalled(true, userId); 7933 pkgSetting.setHidden(false, userId); 7934 mSettings.writePackageRestrictionsLPr(userId); 7935 sendAdded = true; 7936 } 7937 } 7938 7939 if (sendAdded) { 7940 sendPackageAddedForUser(packageName, pkgSetting, userId); 7941 } 7942 } finally { 7943 Binder.restoreCallingIdentity(callingId); 7944 } 7945 7946 return PackageManager.INSTALL_SUCCEEDED; 7947 } 7948 7949 boolean isUserRestricted(int userId, String restrictionKey) { 7950 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7951 if (restrictions.getBoolean(restrictionKey, false)) { 7952 Log.w(TAG, "User is restricted: " + restrictionKey); 7953 return true; 7954 } 7955 return false; 7956 } 7957 7958 @Override 7959 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7960 mContext.enforceCallingOrSelfPermission( 7961 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7962 "Only package verification agents can verify applications"); 7963 7964 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7965 final PackageVerificationResponse response = new PackageVerificationResponse( 7966 verificationCode, Binder.getCallingUid()); 7967 msg.arg1 = id; 7968 msg.obj = response; 7969 mHandler.sendMessage(msg); 7970 } 7971 7972 @Override 7973 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7974 long millisecondsToDelay) { 7975 mContext.enforceCallingOrSelfPermission( 7976 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7977 "Only package verification agents can extend verification timeouts"); 7978 7979 final PackageVerificationState state = mPendingVerification.get(id); 7980 final PackageVerificationResponse response = new PackageVerificationResponse( 7981 verificationCodeAtTimeout, Binder.getCallingUid()); 7982 7983 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7984 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7985 } 7986 if (millisecondsToDelay < 0) { 7987 millisecondsToDelay = 0; 7988 } 7989 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7990 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7991 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7992 } 7993 7994 if ((state != null) && !state.timeoutExtended()) { 7995 state.extendTimeout(); 7996 7997 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7998 msg.arg1 = id; 7999 msg.obj = response; 8000 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8001 } 8002 } 8003 8004 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8005 int verificationCode, UserHandle user) { 8006 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8007 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8008 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8009 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8010 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8011 8012 mContext.sendBroadcastAsUser(intent, user, 8013 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8014 } 8015 8016 private ComponentName matchComponentForVerifier(String packageName, 8017 List<ResolveInfo> receivers) { 8018 ActivityInfo targetReceiver = null; 8019 8020 final int NR = receivers.size(); 8021 for (int i = 0; i < NR; i++) { 8022 final ResolveInfo info = receivers.get(i); 8023 if (info.activityInfo == null) { 8024 continue; 8025 } 8026 8027 if (packageName.equals(info.activityInfo.packageName)) { 8028 targetReceiver = info.activityInfo; 8029 break; 8030 } 8031 } 8032 8033 if (targetReceiver == null) { 8034 return null; 8035 } 8036 8037 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8038 } 8039 8040 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8041 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8042 if (pkgInfo.verifiers.length == 0) { 8043 return null; 8044 } 8045 8046 final int N = pkgInfo.verifiers.length; 8047 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8048 for (int i = 0; i < N; i++) { 8049 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8050 8051 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8052 receivers); 8053 if (comp == null) { 8054 continue; 8055 } 8056 8057 final int verifierUid = getUidForVerifier(verifierInfo); 8058 if (verifierUid == -1) { 8059 continue; 8060 } 8061 8062 if (DEBUG_VERIFY) { 8063 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8064 + " with the correct signature"); 8065 } 8066 sufficientVerifiers.add(comp); 8067 verificationState.addSufficientVerifier(verifierUid); 8068 } 8069 8070 return sufficientVerifiers; 8071 } 8072 8073 private int getUidForVerifier(VerifierInfo verifierInfo) { 8074 synchronized (mPackages) { 8075 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8076 if (pkg == null) { 8077 return -1; 8078 } else if (pkg.mSignatures.length != 1) { 8079 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8080 + " has more than one signature; ignoring"); 8081 return -1; 8082 } 8083 8084 /* 8085 * If the public key of the package's signature does not match 8086 * our expected public key, then this is a different package and 8087 * we should skip. 8088 */ 8089 8090 final byte[] expectedPublicKey; 8091 try { 8092 final Signature verifierSig = pkg.mSignatures[0]; 8093 final PublicKey publicKey = verifierSig.getPublicKey(); 8094 expectedPublicKey = publicKey.getEncoded(); 8095 } catch (CertificateException e) { 8096 return -1; 8097 } 8098 8099 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8100 8101 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8102 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8103 + " does not have the expected public key; ignoring"); 8104 return -1; 8105 } 8106 8107 return pkg.applicationInfo.uid; 8108 } 8109 } 8110 8111 @Override 8112 public void finishPackageInstall(int token) { 8113 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8114 8115 if (DEBUG_INSTALL) { 8116 Slog.v(TAG, "BM finishing package install for " + token); 8117 } 8118 8119 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8120 mHandler.sendMessage(msg); 8121 } 8122 8123 /** 8124 * Get the verification agent timeout. 8125 * 8126 * @return verification timeout in milliseconds 8127 */ 8128 private long getVerificationTimeout() { 8129 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8130 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8131 DEFAULT_VERIFICATION_TIMEOUT); 8132 } 8133 8134 /** 8135 * Get the default verification agent response code. 8136 * 8137 * @return default verification response code 8138 */ 8139 private int getDefaultVerificationResponse() { 8140 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8141 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8142 DEFAULT_VERIFICATION_RESPONSE); 8143 } 8144 8145 /** 8146 * Check whether or not package verification has been enabled. 8147 * 8148 * @return true if verification should be performed 8149 */ 8150 private boolean isVerificationEnabled(int userId, int installFlags) { 8151 if (!DEFAULT_VERIFY_ENABLE) { 8152 return false; 8153 } 8154 8155 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8156 8157 // Check if installing from ADB 8158 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 8159 // Do not run verification in a test harness environment 8160 if (ActivityManager.isRunningInTestHarness()) { 8161 return false; 8162 } 8163 if (ensureVerifyAppsEnabled) { 8164 return true; 8165 } 8166 // Check if the developer does not want package verification for ADB installs 8167 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8168 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8169 return false; 8170 } 8171 } 8172 8173 if (ensureVerifyAppsEnabled) { 8174 return true; 8175 } 8176 8177 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8178 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8179 } 8180 8181 /** 8182 * Get the "allow unknown sources" setting. 8183 * 8184 * @return the current "allow unknown sources" setting 8185 */ 8186 private int getUnknownSourcesSettings() { 8187 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8188 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8189 -1); 8190 } 8191 8192 @Override 8193 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8194 final int uid = Binder.getCallingUid(); 8195 // writer 8196 synchronized (mPackages) { 8197 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8198 if (targetPackageSetting == null) { 8199 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8200 } 8201 8202 PackageSetting installerPackageSetting; 8203 if (installerPackageName != null) { 8204 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8205 if (installerPackageSetting == null) { 8206 throw new IllegalArgumentException("Unknown installer package: " 8207 + installerPackageName); 8208 } 8209 } else { 8210 installerPackageSetting = null; 8211 } 8212 8213 Signature[] callerSignature; 8214 Object obj = mSettings.getUserIdLPr(uid); 8215 if (obj != null) { 8216 if (obj instanceof SharedUserSetting) { 8217 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8218 } else if (obj instanceof PackageSetting) { 8219 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8220 } else { 8221 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8222 } 8223 } else { 8224 throw new SecurityException("Unknown calling uid " + uid); 8225 } 8226 8227 // Verify: can't set installerPackageName to a package that is 8228 // not signed with the same cert as the caller. 8229 if (installerPackageSetting != null) { 8230 if (compareSignatures(callerSignature, 8231 installerPackageSetting.signatures.mSignatures) 8232 != PackageManager.SIGNATURE_MATCH) { 8233 throw new SecurityException( 8234 "Caller does not have same cert as new installer package " 8235 + installerPackageName); 8236 } 8237 } 8238 8239 // Verify: if target already has an installer package, it must 8240 // be signed with the same cert as the caller. 8241 if (targetPackageSetting.installerPackageName != null) { 8242 PackageSetting setting = mSettings.mPackages.get( 8243 targetPackageSetting.installerPackageName); 8244 // If the currently set package isn't valid, then it's always 8245 // okay to change it. 8246 if (setting != null) { 8247 if (compareSignatures(callerSignature, 8248 setting.signatures.mSignatures) 8249 != PackageManager.SIGNATURE_MATCH) { 8250 throw new SecurityException( 8251 "Caller does not have same cert as old installer package " 8252 + targetPackageSetting.installerPackageName); 8253 } 8254 } 8255 } 8256 8257 // Okay! 8258 targetPackageSetting.installerPackageName = installerPackageName; 8259 scheduleWriteSettingsLocked(); 8260 } 8261 } 8262 8263 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8264 // Queue up an async operation since the package installation may take a little while. 8265 mHandler.post(new Runnable() { 8266 public void run() { 8267 mHandler.removeCallbacks(this); 8268 // Result object to be returned 8269 PackageInstalledInfo res = new PackageInstalledInfo(); 8270 res.returnCode = currentStatus; 8271 res.uid = -1; 8272 res.pkg = null; 8273 res.removedInfo = new PackageRemovedInfo(); 8274 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8275 args.doPreInstall(res.returnCode); 8276 synchronized (mInstallLock) { 8277 installPackageLI(args, res); 8278 } 8279 args.doPostInstall(res.returnCode, res.uid); 8280 } 8281 8282 // A restore should be performed at this point if (a) the install 8283 // succeeded, (b) the operation is not an update, and (c) the new 8284 // package has not opted out of backup participation. 8285 final boolean update = res.removedInfo.removedPackage != null; 8286 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8287 boolean doRestore = !update 8288 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8289 8290 // Set up the post-install work request bookkeeping. This will be used 8291 // and cleaned up by the post-install event handling regardless of whether 8292 // there's a restore pass performed. Token values are >= 1. 8293 int token; 8294 if (mNextInstallToken < 0) mNextInstallToken = 1; 8295 token = mNextInstallToken++; 8296 8297 PostInstallData data = new PostInstallData(args, res); 8298 mRunningInstalls.put(token, data); 8299 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8300 8301 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8302 // Pass responsibility to the Backup Manager. It will perform a 8303 // restore if appropriate, then pass responsibility back to the 8304 // Package Manager to run the post-install observer callbacks 8305 // and broadcasts. 8306 IBackupManager bm = IBackupManager.Stub.asInterface( 8307 ServiceManager.getService(Context.BACKUP_SERVICE)); 8308 if (bm != null) { 8309 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8310 + " to BM for possible restore"); 8311 try { 8312 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8313 } catch (RemoteException e) { 8314 // can't happen; the backup manager is local 8315 } catch (Exception e) { 8316 Slog.e(TAG, "Exception trying to enqueue restore", e); 8317 doRestore = false; 8318 } 8319 } else { 8320 Slog.e(TAG, "Backup Manager not found!"); 8321 doRestore = false; 8322 } 8323 } 8324 8325 if (!doRestore) { 8326 // No restore possible, or the Backup Manager was mysteriously not 8327 // available -- just fire the post-install work request directly. 8328 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8329 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8330 mHandler.sendMessage(msg); 8331 } 8332 } 8333 }); 8334 } 8335 8336 private abstract class HandlerParams { 8337 private static final int MAX_RETRIES = 4; 8338 8339 /** 8340 * Number of times startCopy() has been attempted and had a non-fatal 8341 * error. 8342 */ 8343 private int mRetries = 0; 8344 8345 /** User handle for the user requesting the information or installation. */ 8346 private final UserHandle mUser; 8347 8348 HandlerParams(UserHandle user) { 8349 mUser = user; 8350 } 8351 8352 UserHandle getUser() { 8353 return mUser; 8354 } 8355 8356 final boolean startCopy() { 8357 boolean res; 8358 try { 8359 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8360 8361 if (++mRetries > MAX_RETRIES) { 8362 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8363 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8364 handleServiceError(); 8365 return false; 8366 } else { 8367 handleStartCopy(); 8368 res = true; 8369 } 8370 } catch (RemoteException e) { 8371 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8372 mHandler.sendEmptyMessage(MCS_RECONNECT); 8373 res = false; 8374 } 8375 handleReturnCode(); 8376 return res; 8377 } 8378 8379 final void serviceError() { 8380 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8381 handleServiceError(); 8382 handleReturnCode(); 8383 } 8384 8385 abstract void handleStartCopy() throws RemoteException; 8386 abstract void handleServiceError(); 8387 abstract void handleReturnCode(); 8388 } 8389 8390 class MeasureParams extends HandlerParams { 8391 private final PackageStats mStats; 8392 private boolean mSuccess; 8393 8394 private final IPackageStatsObserver mObserver; 8395 8396 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8397 super(new UserHandle(stats.userHandle)); 8398 mObserver = observer; 8399 mStats = stats; 8400 } 8401 8402 @Override 8403 public String toString() { 8404 return "MeasureParams{" 8405 + Integer.toHexString(System.identityHashCode(this)) 8406 + " " + mStats.packageName + "}"; 8407 } 8408 8409 @Override 8410 void handleStartCopy() throws RemoteException { 8411 synchronized (mInstallLock) { 8412 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8413 } 8414 8415 if (mSuccess) { 8416 final boolean mounted; 8417 if (Environment.isExternalStorageEmulated()) { 8418 mounted = true; 8419 } else { 8420 final String status = Environment.getExternalStorageState(); 8421 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8422 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8423 } 8424 8425 if (mounted) { 8426 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8427 8428 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8429 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8430 8431 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8432 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8433 8434 // Always subtract cache size, since it's a subdirectory 8435 mStats.externalDataSize -= mStats.externalCacheSize; 8436 8437 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8438 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8439 8440 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8441 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8442 } 8443 } 8444 } 8445 8446 @Override 8447 void handleReturnCode() { 8448 if (mObserver != null) { 8449 try { 8450 mObserver.onGetStatsCompleted(mStats, mSuccess); 8451 } catch (RemoteException e) { 8452 Slog.i(TAG, "Observer no longer exists."); 8453 } 8454 } 8455 } 8456 8457 @Override 8458 void handleServiceError() { 8459 Slog.e(TAG, "Could not measure application " + mStats.packageName 8460 + " external storage"); 8461 } 8462 } 8463 8464 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8465 throws RemoteException { 8466 long result = 0; 8467 for (File path : paths) { 8468 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8469 } 8470 return result; 8471 } 8472 8473 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8474 for (File path : paths) { 8475 try { 8476 mcs.clearDirectory(path.getAbsolutePath()); 8477 } catch (RemoteException e) { 8478 } 8479 } 8480 } 8481 8482 static class OriginInfo { 8483 /** 8484 * Location where install is coming from, before it has been 8485 * copied/renamed into place. This could be a single monolithic APK 8486 * file, or a cluster directory. This location may be untrusted. 8487 */ 8488 final File file; 8489 final String cid; 8490 8491 /** 8492 * Flag indicating that {@link #file} or {@link #cid} has already been 8493 * staged, meaning downstream users don't need to defensively copy the 8494 * contents. 8495 */ 8496 final boolean staged; 8497 8498 /** 8499 * Flag indicating that {@link #file} or {@link #cid} is an already 8500 * installed app that is being moved. 8501 */ 8502 final boolean existing; 8503 8504 final String resolvedPath; 8505 final File resolvedFile; 8506 8507 static OriginInfo fromNothing() { 8508 return new OriginInfo(null, null, false, false); 8509 } 8510 8511 static OriginInfo fromUntrustedFile(File file) { 8512 return new OriginInfo(file, null, false, false); 8513 } 8514 8515 static OriginInfo fromExistingFile(File file) { 8516 return new OriginInfo(file, null, false, true); 8517 } 8518 8519 static OriginInfo fromStagedFile(File file) { 8520 return new OriginInfo(file, null, true, false); 8521 } 8522 8523 static OriginInfo fromStagedContainer(String cid) { 8524 return new OriginInfo(null, cid, true, false); 8525 } 8526 8527 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 8528 this.file = file; 8529 this.cid = cid; 8530 this.staged = staged; 8531 this.existing = existing; 8532 8533 if (cid != null) { 8534 resolvedPath = PackageHelper.getSdDir(cid); 8535 resolvedFile = new File(resolvedPath); 8536 } else if (file != null) { 8537 resolvedPath = file.getAbsolutePath(); 8538 resolvedFile = file; 8539 } else { 8540 resolvedPath = null; 8541 resolvedFile = null; 8542 } 8543 } 8544 } 8545 8546 class InstallParams extends HandlerParams { 8547 final OriginInfo origin; 8548 final IPackageInstallObserver2 observer; 8549 int installFlags; 8550 final String installerPackageName; 8551 final VerificationParams verificationParams; 8552 private InstallArgs mArgs; 8553 private int mRet; 8554 final String packageAbiOverride; 8555 8556 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8557 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8558 String packageAbiOverride) { 8559 super(user); 8560 this.origin = origin; 8561 this.observer = observer; 8562 this.installFlags = installFlags; 8563 this.installerPackageName = installerPackageName; 8564 this.verificationParams = verificationParams; 8565 this.packageAbiOverride = packageAbiOverride; 8566 } 8567 8568 @Override 8569 public String toString() { 8570 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8571 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8572 } 8573 8574 public ManifestDigest getManifestDigest() { 8575 if (verificationParams == null) { 8576 return null; 8577 } 8578 return verificationParams.getManifestDigest(); 8579 } 8580 8581 private int installLocationPolicy(PackageInfoLite pkgLite) { 8582 String packageName = pkgLite.packageName; 8583 int installLocation = pkgLite.installLocation; 8584 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8585 // reader 8586 synchronized (mPackages) { 8587 PackageParser.Package pkg = mPackages.get(packageName); 8588 if (pkg != null) { 8589 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8590 // Check for downgrading. 8591 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8592 if (pkgLite.versionCode < pkg.mVersionCode) { 8593 Slog.w(TAG, "Can't install update of " + packageName 8594 + " update version " + pkgLite.versionCode 8595 + " is older than installed version " 8596 + pkg.mVersionCode); 8597 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8598 } 8599 } 8600 // Check for updated system application. 8601 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8602 if (onSd) { 8603 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8604 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8605 } 8606 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8607 } else { 8608 if (onSd) { 8609 // Install flag overrides everything. 8610 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8611 } 8612 // If current upgrade specifies particular preference 8613 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8614 // Application explicitly specified internal. 8615 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8616 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8617 // App explictly prefers external. Let policy decide 8618 } else { 8619 // Prefer previous location 8620 if (isExternal(pkg)) { 8621 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8622 } 8623 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8624 } 8625 } 8626 } else { 8627 // Invalid install. Return error code 8628 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8629 } 8630 } 8631 } 8632 // All the special cases have been taken care of. 8633 // Return result based on recommended install location. 8634 if (onSd) { 8635 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8636 } 8637 return pkgLite.recommendedInstallLocation; 8638 } 8639 8640 /* 8641 * Invoke remote method to get package information and install 8642 * location values. Override install location based on default 8643 * policy if needed and then create install arguments based 8644 * on the install location. 8645 */ 8646 public void handleStartCopy() throws RemoteException { 8647 int ret = PackageManager.INSTALL_SUCCEEDED; 8648 8649 // If we're already staged, we've firmly committed to an install location 8650 if (origin.staged) { 8651 if (origin.file != null) { 8652 installFlags |= PackageManager.INSTALL_INTERNAL; 8653 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8654 } else if (origin.cid != null) { 8655 installFlags |= PackageManager.INSTALL_EXTERNAL; 8656 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8657 } else { 8658 throw new IllegalStateException("Invalid stage location"); 8659 } 8660 } 8661 8662 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 8663 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 8664 8665 PackageInfoLite pkgLite = null; 8666 8667 if (onInt && onSd) { 8668 // Check if both bits are set. 8669 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8670 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8671 } else { 8672 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 8673 packageAbiOverride); 8674 8675 /* 8676 * If we have too little free space, try to free cache 8677 * before giving up. 8678 */ 8679 if (!origin.staged && pkgLite.recommendedInstallLocation 8680 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8681 // TODO: focus freeing disk space on the target device 8682 final StorageManager storage = StorageManager.from(mContext); 8683 final long lowThreshold = storage.getStorageLowBytes( 8684 Environment.getDataDirectory()); 8685 8686 final long sizeBytes = mContainerService.calculateInstalledSize( 8687 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8688 8689 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8690 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8691 installFlags, packageAbiOverride); 8692 } 8693 8694 /* 8695 * The cache free must have deleted the file we 8696 * downloaded to install. 8697 * 8698 * TODO: fix the "freeCache" call to not delete 8699 * the file we care about. 8700 */ 8701 if (pkgLite.recommendedInstallLocation 8702 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8703 pkgLite.recommendedInstallLocation 8704 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8705 } 8706 } 8707 } 8708 8709 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8710 int loc = pkgLite.recommendedInstallLocation; 8711 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8712 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8713 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8714 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8715 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8716 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8717 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8718 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8719 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8720 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8721 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8722 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8723 } else { 8724 // Override with defaults if needed. 8725 loc = installLocationPolicy(pkgLite); 8726 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8727 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8728 } else if (!onSd && !onInt) { 8729 // Override install location with flags 8730 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8731 // Set the flag to install on external media. 8732 installFlags |= PackageManager.INSTALL_EXTERNAL; 8733 installFlags &= ~PackageManager.INSTALL_INTERNAL; 8734 } else { 8735 // Make sure the flag for installing on external 8736 // media is unset 8737 installFlags |= PackageManager.INSTALL_INTERNAL; 8738 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 8739 } 8740 } 8741 } 8742 } 8743 8744 final InstallArgs args = createInstallArgs(this); 8745 mArgs = args; 8746 8747 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8748 /* 8749 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8750 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8751 */ 8752 int userIdentifier = getUser().getIdentifier(); 8753 if (userIdentifier == UserHandle.USER_ALL 8754 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8755 userIdentifier = UserHandle.USER_OWNER; 8756 } 8757 8758 /* 8759 * Determine if we have any installed package verifiers. If we 8760 * do, then we'll defer to them to verify the packages. 8761 */ 8762 final int requiredUid = mRequiredVerifierPackage == null ? -1 8763 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8764 if (!origin.existing && requiredUid != -1 8765 && isVerificationEnabled(userIdentifier, installFlags)) { 8766 final Intent verification = new Intent( 8767 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8768 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8769 PACKAGE_MIME_TYPE); 8770 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8771 8772 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8773 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8774 0 /* TODO: Which userId? */); 8775 8776 if (DEBUG_VERIFY) { 8777 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8778 + verification.toString() + " with " + pkgLite.verifiers.length 8779 + " optional verifiers"); 8780 } 8781 8782 final int verificationId = mPendingVerificationToken++; 8783 8784 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8785 8786 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8787 installerPackageName); 8788 8789 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 8790 installFlags); 8791 8792 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8793 pkgLite.packageName); 8794 8795 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8796 pkgLite.versionCode); 8797 8798 if (verificationParams != null) { 8799 if (verificationParams.getVerificationURI() != null) { 8800 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8801 verificationParams.getVerificationURI()); 8802 } 8803 if (verificationParams.getOriginatingURI() != null) { 8804 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8805 verificationParams.getOriginatingURI()); 8806 } 8807 if (verificationParams.getReferrer() != null) { 8808 verification.putExtra(Intent.EXTRA_REFERRER, 8809 verificationParams.getReferrer()); 8810 } 8811 if (verificationParams.getOriginatingUid() >= 0) { 8812 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8813 verificationParams.getOriginatingUid()); 8814 } 8815 if (verificationParams.getInstallerUid() >= 0) { 8816 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8817 verificationParams.getInstallerUid()); 8818 } 8819 } 8820 8821 final PackageVerificationState verificationState = new PackageVerificationState( 8822 requiredUid, args); 8823 8824 mPendingVerification.append(verificationId, verificationState); 8825 8826 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8827 receivers, verificationState); 8828 8829 /* 8830 * If any sufficient verifiers were listed in the package 8831 * manifest, attempt to ask them. 8832 */ 8833 if (sufficientVerifiers != null) { 8834 final int N = sufficientVerifiers.size(); 8835 if (N == 0) { 8836 Slog.i(TAG, "Additional verifiers required, but none installed."); 8837 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8838 } else { 8839 for (int i = 0; i < N; i++) { 8840 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8841 8842 final Intent sufficientIntent = new Intent(verification); 8843 sufficientIntent.setComponent(verifierComponent); 8844 8845 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8846 } 8847 } 8848 } 8849 8850 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8851 mRequiredVerifierPackage, receivers); 8852 if (ret == PackageManager.INSTALL_SUCCEEDED 8853 && mRequiredVerifierPackage != null) { 8854 /* 8855 * Send the intent to the required verification agent, 8856 * but only start the verification timeout after the 8857 * target BroadcastReceivers have run. 8858 */ 8859 verification.setComponent(requiredVerifierComponent); 8860 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8861 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8862 new BroadcastReceiver() { 8863 @Override 8864 public void onReceive(Context context, Intent intent) { 8865 final Message msg = mHandler 8866 .obtainMessage(CHECK_PENDING_VERIFICATION); 8867 msg.arg1 = verificationId; 8868 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8869 } 8870 }, null, 0, null, null); 8871 8872 /* 8873 * We don't want the copy to proceed until verification 8874 * succeeds, so null out this field. 8875 */ 8876 mArgs = null; 8877 } 8878 } else { 8879 /* 8880 * No package verification is enabled, so immediately start 8881 * the remote call to initiate copy using temporary file. 8882 */ 8883 ret = args.copyApk(mContainerService, true); 8884 } 8885 } 8886 8887 mRet = ret; 8888 } 8889 8890 @Override 8891 void handleReturnCode() { 8892 // If mArgs is null, then MCS couldn't be reached. When it 8893 // reconnects, it will try again to install. At that point, this 8894 // will succeed. 8895 if (mArgs != null) { 8896 processPendingInstall(mArgs, mRet); 8897 } 8898 } 8899 8900 @Override 8901 void handleServiceError() { 8902 mArgs = createInstallArgs(this); 8903 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8904 } 8905 8906 public boolean isForwardLocked() { 8907 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8908 } 8909 } 8910 8911 /** 8912 * Used during creation of InstallArgs 8913 * 8914 * @param installFlags package installation flags 8915 * @return true if should be installed on external storage 8916 */ 8917 private static boolean installOnSd(int installFlags) { 8918 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 8919 return false; 8920 } 8921 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 8922 return true; 8923 } 8924 return false; 8925 } 8926 8927 /** 8928 * Used during creation of InstallArgs 8929 * 8930 * @param installFlags package installation flags 8931 * @return true if should be installed as forward locked 8932 */ 8933 private static boolean installForwardLocked(int installFlags) { 8934 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8935 } 8936 8937 private InstallArgs createInstallArgs(InstallParams params) { 8938 if (installOnSd(params.installFlags) || params.isForwardLocked()) { 8939 return new AsecInstallArgs(params); 8940 } else { 8941 return new FileInstallArgs(params); 8942 } 8943 } 8944 8945 /** 8946 * Create args that describe an existing installed package. Typically used 8947 * when cleaning up old installs, or used as a move source. 8948 */ 8949 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 8950 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 8951 final boolean isInAsec; 8952 if (installOnSd(installFlags)) { 8953 /* Apps on SD card are always in ASEC containers. */ 8954 isInAsec = true; 8955 } else if (installForwardLocked(installFlags) 8956 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8957 /* 8958 * Forward-locked apps are only in ASEC containers if they're the 8959 * new style 8960 */ 8961 isInAsec = true; 8962 } else { 8963 isInAsec = false; 8964 } 8965 8966 if (isInAsec) { 8967 return new AsecInstallArgs(codePath, instructionSets, 8968 installOnSd(installFlags), installForwardLocked(installFlags)); 8969 } else { 8970 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 8971 instructionSets); 8972 } 8973 } 8974 8975 static abstract class InstallArgs { 8976 /** @see InstallParams#origin */ 8977 final OriginInfo origin; 8978 8979 final IPackageInstallObserver2 observer; 8980 // Always refers to PackageManager flags only 8981 final int installFlags; 8982 final String installerPackageName; 8983 final ManifestDigest manifestDigest; 8984 final UserHandle user; 8985 final String abiOverride; 8986 8987 // The list of instruction sets supported by this app. This is currently 8988 // only used during the rmdex() phase to clean up resources. We can get rid of this 8989 // if we move dex files under the common app path. 8990 /* nullable */ String[] instructionSets; 8991 8992 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 8993 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 8994 String[] instructionSets, String abiOverride) { 8995 this.origin = origin; 8996 this.installFlags = installFlags; 8997 this.observer = observer; 8998 this.installerPackageName = installerPackageName; 8999 this.manifestDigest = manifestDigest; 9000 this.user = user; 9001 this.instructionSets = instructionSets; 9002 this.abiOverride = abiOverride; 9003 } 9004 9005 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9006 abstract int doPreInstall(int status); 9007 9008 /** 9009 * Rename package into final resting place. All paths on the given 9010 * scanned package should be updated to reflect the rename. 9011 */ 9012 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9013 abstract int doPostInstall(int status, int uid); 9014 9015 /** @see PackageSettingBase#codePathString */ 9016 abstract String getCodePath(); 9017 /** @see PackageSettingBase#resourcePathString */ 9018 abstract String getResourcePath(); 9019 abstract String getLegacyNativeLibraryPath(); 9020 9021 // Need installer lock especially for dex file removal. 9022 abstract void cleanUpResourcesLI(); 9023 abstract boolean doPostDeleteLI(boolean delete); 9024 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9025 9026 /** 9027 * Called before the source arguments are copied. This is used mostly 9028 * for MoveParams when it needs to read the source file to put it in the 9029 * destination. 9030 */ 9031 int doPreCopy() { 9032 return PackageManager.INSTALL_SUCCEEDED; 9033 } 9034 9035 /** 9036 * Called after the source arguments are copied. This is used mostly for 9037 * MoveParams when it needs to read the source file to put it in the 9038 * destination. 9039 * 9040 * @return 9041 */ 9042 int doPostCopy(int uid) { 9043 return PackageManager.INSTALL_SUCCEEDED; 9044 } 9045 9046 protected boolean isFwdLocked() { 9047 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9048 } 9049 9050 protected boolean isExternal() { 9051 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 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.origin, params.observer, params.installFlags, 9078 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9079 null /* instruction sets */, params.packageAbiOverride); 9080 if (isFwdLocked()) { 9081 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9082 } 9083 } 9084 9085 /** Existing install */ 9086 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9087 String[] instructionSets) { 9088 super(OriginInfo.fromNothing(), null, 0, null, null, null, instructionSets, null); 9089 this.codeFile = (codePath != null) ? new File(codePath) : null; 9090 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9091 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9092 new File(legacyNativeLibraryPath) : null; 9093 } 9094 9095 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9096 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9097 isFwdLocked(), abiOverride); 9098 9099 final StorageManager storage = StorageManager.from(mContext); 9100 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9101 } 9102 9103 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9104 if (origin.staged) { 9105 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9106 codeFile = origin.file; 9107 resourceFile = origin.file; 9108 return PackageManager.INSTALL_SUCCEEDED; 9109 } 9110 9111 try { 9112 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9113 codeFile = tempDir; 9114 resourceFile = tempDir; 9115 } catch (IOException e) { 9116 Slog.w(TAG, "Failed to create copy file: " + e); 9117 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9118 } 9119 9120 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9121 @Override 9122 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9123 if (!FileUtils.isValidExtFilename(name)) { 9124 throw new IllegalArgumentException("Invalid filename: " + name); 9125 } 9126 try { 9127 final File file = new File(codeFile, name); 9128 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9129 O_RDWR | O_CREAT, 0644); 9130 Os.chmod(file.getAbsolutePath(), 0644); 9131 return new ParcelFileDescriptor(fd); 9132 } catch (ErrnoException e) { 9133 throw new RemoteException("Failed to open: " + e.getMessage()); 9134 } 9135 } 9136 }; 9137 9138 int ret = PackageManager.INSTALL_SUCCEEDED; 9139 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9140 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9141 Slog.e(TAG, "Failed to copy package"); 9142 return ret; 9143 } 9144 9145 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9146 NativeLibraryHelper.Handle handle = null; 9147 try { 9148 handle = NativeLibraryHelper.Handle.create(codeFile); 9149 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9150 abiOverride); 9151 } catch (IOException e) { 9152 Slog.e(TAG, "Copying native libraries failed", e); 9153 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9154 } finally { 9155 IoUtils.closeQuietly(handle); 9156 } 9157 9158 return ret; 9159 } 9160 9161 int doPreInstall(int status) { 9162 if (status != PackageManager.INSTALL_SUCCEEDED) { 9163 cleanUp(); 9164 } 9165 return status; 9166 } 9167 9168 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9169 if (status != PackageManager.INSTALL_SUCCEEDED) { 9170 cleanUp(); 9171 return false; 9172 } else { 9173 final File beforeCodeFile = codeFile; 9174 final File afterCodeFile = getNextCodePath(pkg.packageName); 9175 9176 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9177 try { 9178 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9179 } catch (ErrnoException e) { 9180 Slog.d(TAG, "Failed to rename", e); 9181 return false; 9182 } 9183 9184 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9185 Slog.d(TAG, "Failed to restorecon"); 9186 return false; 9187 } 9188 9189 // Reflect the rename internally 9190 codeFile = afterCodeFile; 9191 resourceFile = afterCodeFile; 9192 9193 // Reflect the rename in scanned details 9194 pkg.codePath = afterCodeFile.getAbsolutePath(); 9195 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9196 pkg.baseCodePath); 9197 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9198 pkg.splitCodePaths); 9199 9200 // Reflect the rename in app info 9201 pkg.applicationInfo.setCodePath(pkg.codePath); 9202 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9203 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9204 pkg.applicationInfo.setResourcePath(pkg.codePath); 9205 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9206 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9207 9208 return true; 9209 } 9210 } 9211 9212 int doPostInstall(int status, int uid) { 9213 if (status != PackageManager.INSTALL_SUCCEEDED) { 9214 cleanUp(); 9215 } 9216 return status; 9217 } 9218 9219 @Override 9220 String getCodePath() { 9221 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9222 } 9223 9224 @Override 9225 String getResourcePath() { 9226 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9227 } 9228 9229 @Override 9230 String getLegacyNativeLibraryPath() { 9231 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9232 } 9233 9234 private boolean cleanUp() { 9235 if (codeFile == null || !codeFile.exists()) { 9236 return false; 9237 } 9238 9239 if (codeFile.isDirectory()) { 9240 FileUtils.deleteContents(codeFile); 9241 } 9242 codeFile.delete(); 9243 9244 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9245 resourceFile.delete(); 9246 } 9247 9248 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9249 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9250 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9251 } 9252 legacyNativeLibraryPath.delete(); 9253 } 9254 9255 return true; 9256 } 9257 9258 void cleanUpResourcesLI() { 9259 // Try enumerating all code paths before deleting 9260 List<String> allCodePaths = Collections.EMPTY_LIST; 9261 if (codeFile != null && codeFile.exists()) { 9262 try { 9263 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9264 allCodePaths = pkg.getAllCodePaths(); 9265 } catch (PackageParserException e) { 9266 // Ignored; we tried our best 9267 } 9268 } 9269 9270 cleanUp(); 9271 9272 if (!allCodePaths.isEmpty()) { 9273 if (instructionSets == null) { 9274 throw new IllegalStateException("instructionSet == null"); 9275 } 9276 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9277 for (String codePath : allCodePaths) { 9278 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9279 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9280 if (retCode < 0) { 9281 Slog.w(TAG, "Couldn't remove dex file for package: " 9282 + " at location " + codePath + ", retcode=" + retCode); 9283 // we don't consider this to be a failure of the core package deletion 9284 } 9285 } 9286 } 9287 } 9288 } 9289 9290 boolean doPostDeleteLI(boolean delete) { 9291 // XXX err, shouldn't we respect the delete flag? 9292 cleanUpResourcesLI(); 9293 return true; 9294 } 9295 } 9296 9297 private boolean isAsecExternal(String cid) { 9298 final String asecPath = PackageHelper.getSdFilesystem(cid); 9299 return !asecPath.startsWith(mAsecInternalPath); 9300 } 9301 9302 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9303 PackageManagerException { 9304 if (copyRet < 0) { 9305 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9306 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9307 throw new PackageManagerException(copyRet, message); 9308 } 9309 } 9310 } 9311 9312 /** 9313 * Extract the MountService "container ID" from the full code path of an 9314 * .apk. 9315 */ 9316 static String cidFromCodePath(String fullCodePath) { 9317 int eidx = fullCodePath.lastIndexOf("/"); 9318 String subStr1 = fullCodePath.substring(0, eidx); 9319 int sidx = subStr1.lastIndexOf("/"); 9320 return subStr1.substring(sidx+1, eidx); 9321 } 9322 9323 /** 9324 * Logic to handle installation of ASEC applications, including copying and 9325 * renaming logic. 9326 */ 9327 class AsecInstallArgs extends InstallArgs { 9328 static final String RES_FILE_NAME = "pkg.apk"; 9329 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9330 9331 String cid; 9332 String packagePath; 9333 String resourcePath; 9334 String legacyNativeLibraryDir; 9335 9336 /** New install */ 9337 AsecInstallArgs(InstallParams params) { 9338 super(params.origin, params.observer, params.installFlags, 9339 params.installerPackageName, params.getManifestDigest(), 9340 params.getUser(), null /* instruction sets */, 9341 params.packageAbiOverride); 9342 } 9343 9344 /** Existing install */ 9345 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9346 boolean isExternal, boolean isForwardLocked) { 9347 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 9348 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9349 instructionSets, null); 9350 // Hackily pretend we're still looking at a full code path 9351 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9352 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9353 } 9354 9355 // Extract cid from fullCodePath 9356 int eidx = fullCodePath.lastIndexOf("/"); 9357 String subStr1 = fullCodePath.substring(0, eidx); 9358 int sidx = subStr1.lastIndexOf("/"); 9359 cid = subStr1.substring(sidx+1, eidx); 9360 setMountPath(subStr1); 9361 } 9362 9363 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9364 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9365 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9366 instructionSets, null); 9367 this.cid = cid; 9368 setMountPath(PackageHelper.getSdDir(cid)); 9369 } 9370 9371 void createCopyFile() { 9372 cid = mInstallerService.allocateExternalStageCidLegacy(); 9373 } 9374 9375 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9376 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9377 abiOverride); 9378 9379 final File target; 9380 if (isExternal()) { 9381 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9382 } else { 9383 target = Environment.getDataDirectory(); 9384 } 9385 9386 final StorageManager storage = StorageManager.from(mContext); 9387 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9388 } 9389 9390 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9391 if (origin.staged) { 9392 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9393 cid = origin.cid; 9394 setMountPath(PackageHelper.getSdDir(cid)); 9395 return PackageManager.INSTALL_SUCCEEDED; 9396 } 9397 9398 if (temp) { 9399 createCopyFile(); 9400 } else { 9401 /* 9402 * Pre-emptively destroy the container since it's destroyed if 9403 * copying fails due to it existing anyway. 9404 */ 9405 PackageHelper.destroySdDir(cid); 9406 } 9407 9408 final String newMountPath = imcs.copyPackageToContainer( 9409 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9410 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9411 9412 if (newMountPath != null) { 9413 setMountPath(newMountPath); 9414 return PackageManager.INSTALL_SUCCEEDED; 9415 } else { 9416 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9417 } 9418 } 9419 9420 @Override 9421 String getCodePath() { 9422 return packagePath; 9423 } 9424 9425 @Override 9426 String getResourcePath() { 9427 return resourcePath; 9428 } 9429 9430 @Override 9431 String getLegacyNativeLibraryPath() { 9432 return legacyNativeLibraryDir; 9433 } 9434 9435 int doPreInstall(int status) { 9436 if (status != PackageManager.INSTALL_SUCCEEDED) { 9437 // Destroy container 9438 PackageHelper.destroySdDir(cid); 9439 } else { 9440 boolean mounted = PackageHelper.isContainerMounted(cid); 9441 if (!mounted) { 9442 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9443 Process.SYSTEM_UID); 9444 if (newMountPath != null) { 9445 setMountPath(newMountPath); 9446 } else { 9447 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9448 } 9449 } 9450 } 9451 return status; 9452 } 9453 9454 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9455 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9456 String newMountPath = null; 9457 if (PackageHelper.isContainerMounted(cid)) { 9458 // Unmount the container 9459 if (!PackageHelper.unMountSdDir(cid)) { 9460 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9461 return false; 9462 } 9463 } 9464 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9465 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9466 " which might be stale. Will try to clean up."); 9467 // Clean up the stale container and proceed to recreate. 9468 if (!PackageHelper.destroySdDir(newCacheId)) { 9469 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9470 return false; 9471 } 9472 // Successfully cleaned up stale container. Try to rename again. 9473 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9474 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9475 + " inspite of cleaning it up."); 9476 return false; 9477 } 9478 } 9479 if (!PackageHelper.isContainerMounted(newCacheId)) { 9480 Slog.w(TAG, "Mounting container " + newCacheId); 9481 newMountPath = PackageHelper.mountSdDir(newCacheId, 9482 getEncryptKey(), Process.SYSTEM_UID); 9483 } else { 9484 newMountPath = PackageHelper.getSdDir(newCacheId); 9485 } 9486 if (newMountPath == null) { 9487 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9488 return false; 9489 } 9490 Log.i(TAG, "Succesfully renamed " + cid + 9491 " to " + newCacheId + 9492 " at new path: " + newMountPath); 9493 cid = newCacheId; 9494 9495 final File beforeCodeFile = new File(packagePath); 9496 setMountPath(newMountPath); 9497 final File afterCodeFile = new File(packagePath); 9498 9499 // Reflect the rename in scanned details 9500 pkg.codePath = afterCodeFile.getAbsolutePath(); 9501 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9502 pkg.baseCodePath); 9503 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9504 pkg.splitCodePaths); 9505 9506 // Reflect the rename in app info 9507 pkg.applicationInfo.setCodePath(pkg.codePath); 9508 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9509 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9510 pkg.applicationInfo.setResourcePath(pkg.codePath); 9511 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9512 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9513 9514 return true; 9515 } 9516 9517 private void setMountPath(String mountPath) { 9518 final File mountFile = new File(mountPath); 9519 9520 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9521 if (monolithicFile.exists()) { 9522 packagePath = monolithicFile.getAbsolutePath(); 9523 if (isFwdLocked()) { 9524 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9525 } else { 9526 resourcePath = packagePath; 9527 } 9528 } else { 9529 packagePath = mountFile.getAbsolutePath(); 9530 resourcePath = packagePath; 9531 } 9532 9533 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9534 } 9535 9536 int doPostInstall(int status, int uid) { 9537 if (status != PackageManager.INSTALL_SUCCEEDED) { 9538 cleanUp(); 9539 } else { 9540 final int groupOwner; 9541 final String protectedFile; 9542 if (isFwdLocked()) { 9543 groupOwner = UserHandle.getSharedAppGid(uid); 9544 protectedFile = RES_FILE_NAME; 9545 } else { 9546 groupOwner = -1; 9547 protectedFile = null; 9548 } 9549 9550 if (uid < Process.FIRST_APPLICATION_UID 9551 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9552 Slog.e(TAG, "Failed to finalize " + cid); 9553 PackageHelper.destroySdDir(cid); 9554 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9555 } 9556 9557 boolean mounted = PackageHelper.isContainerMounted(cid); 9558 if (!mounted) { 9559 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9560 } 9561 } 9562 return status; 9563 } 9564 9565 private void cleanUp() { 9566 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9567 9568 // Destroy secure container 9569 PackageHelper.destroySdDir(cid); 9570 } 9571 9572 private List<String> getAllCodePaths() { 9573 final File codeFile = new File(getCodePath()); 9574 if (codeFile != null && codeFile.exists()) { 9575 try { 9576 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9577 return pkg.getAllCodePaths(); 9578 } catch (PackageParserException e) { 9579 // Ignored; we tried our best 9580 } 9581 } 9582 return Collections.EMPTY_LIST; 9583 } 9584 9585 void cleanUpResourcesLI() { 9586 // Enumerate all code paths before deleting 9587 cleanUpResourcesLI(getAllCodePaths()); 9588 } 9589 9590 private void cleanUpResourcesLI(List<String> allCodePaths) { 9591 cleanUp(); 9592 9593 if (!allCodePaths.isEmpty()) { 9594 if (instructionSets == null) { 9595 throw new IllegalStateException("instructionSet == null"); 9596 } 9597 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9598 for (String codePath : allCodePaths) { 9599 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9600 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9601 if (retCode < 0) { 9602 Slog.w(TAG, "Couldn't remove dex file for package: " 9603 + " at location " + codePath + ", retcode=" + retCode); 9604 // we don't consider this to be a failure of the core package deletion 9605 } 9606 } 9607 } 9608 } 9609 } 9610 9611 boolean matchContainer(String app) { 9612 if (cid.startsWith(app)) { 9613 return true; 9614 } 9615 return false; 9616 } 9617 9618 String getPackageName() { 9619 return getAsecPackageName(cid); 9620 } 9621 9622 boolean doPostDeleteLI(boolean delete) { 9623 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9624 final List<String> allCodePaths = getAllCodePaths(); 9625 boolean mounted = PackageHelper.isContainerMounted(cid); 9626 if (mounted) { 9627 // Unmount first 9628 if (PackageHelper.unMountSdDir(cid)) { 9629 mounted = false; 9630 } 9631 } 9632 if (!mounted && delete) { 9633 cleanUpResourcesLI(allCodePaths); 9634 } 9635 return !mounted; 9636 } 9637 9638 @Override 9639 int doPreCopy() { 9640 if (isFwdLocked()) { 9641 if (!PackageHelper.fixSdPermissions(cid, 9642 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9643 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9644 } 9645 } 9646 9647 return PackageManager.INSTALL_SUCCEEDED; 9648 } 9649 9650 @Override 9651 int doPostCopy(int uid) { 9652 if (isFwdLocked()) { 9653 if (uid < Process.FIRST_APPLICATION_UID 9654 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9655 RES_FILE_NAME)) { 9656 Slog.e(TAG, "Failed to finalize " + cid); 9657 PackageHelper.destroySdDir(cid); 9658 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9659 } 9660 } 9661 9662 return PackageManager.INSTALL_SUCCEEDED; 9663 } 9664 } 9665 9666 static String getAsecPackageName(String packageCid) { 9667 int idx = packageCid.lastIndexOf("-"); 9668 if (idx == -1) { 9669 return packageCid; 9670 } 9671 return packageCid.substring(0, idx); 9672 } 9673 9674 // Utility method used to create code paths based on package name and available index. 9675 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9676 String idxStr = ""; 9677 int idx = 1; 9678 // Fall back to default value of idx=1 if prefix is not 9679 // part of oldCodePath 9680 if (oldCodePath != null) { 9681 String subStr = oldCodePath; 9682 // Drop the suffix right away 9683 if (suffix != null && subStr.endsWith(suffix)) { 9684 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9685 } 9686 // If oldCodePath already contains prefix find out the 9687 // ending index to either increment or decrement. 9688 int sidx = subStr.lastIndexOf(prefix); 9689 if (sidx != -1) { 9690 subStr = subStr.substring(sidx + prefix.length()); 9691 if (subStr != null) { 9692 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9693 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9694 } 9695 try { 9696 idx = Integer.parseInt(subStr); 9697 if (idx <= 1) { 9698 idx++; 9699 } else { 9700 idx--; 9701 } 9702 } catch(NumberFormatException e) { 9703 } 9704 } 9705 } 9706 } 9707 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9708 return prefix + idxStr; 9709 } 9710 9711 private File getNextCodePath(String packageName) { 9712 int suffix = 1; 9713 File result; 9714 do { 9715 result = new File(mAppInstallDir, packageName + "-" + suffix); 9716 suffix++; 9717 } while (result.exists()); 9718 return result; 9719 } 9720 9721 // Utility method used to ignore ADD/REMOVE events 9722 // by directory observer. 9723 private static boolean ignoreCodePath(String fullPathStr) { 9724 String apkName = deriveCodePathName(fullPathStr); 9725 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9726 if (idx != -1 && ((idx+1) < apkName.length())) { 9727 // Make sure the package ends with a numeral 9728 String version = apkName.substring(idx+1); 9729 try { 9730 Integer.parseInt(version); 9731 return true; 9732 } catch (NumberFormatException e) {} 9733 } 9734 return false; 9735 } 9736 9737 // Utility method that returns the relative package path with respect 9738 // to the installation directory. Like say for /data/data/com.test-1.apk 9739 // string com.test-1 is returned. 9740 static String deriveCodePathName(String codePath) { 9741 if (codePath == null) { 9742 return null; 9743 } 9744 final File codeFile = new File(codePath); 9745 final String name = codeFile.getName(); 9746 if (codeFile.isDirectory()) { 9747 return name; 9748 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9749 final int lastDot = name.lastIndexOf('.'); 9750 return name.substring(0, lastDot); 9751 } else { 9752 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9753 return null; 9754 } 9755 } 9756 9757 class PackageInstalledInfo { 9758 String name; 9759 int uid; 9760 // The set of users that originally had this package installed. 9761 int[] origUsers; 9762 // The set of users that now have this package installed. 9763 int[] newUsers; 9764 PackageParser.Package pkg; 9765 int returnCode; 9766 String returnMsg; 9767 PackageRemovedInfo removedInfo; 9768 9769 public void setError(int code, String msg) { 9770 returnCode = code; 9771 returnMsg = msg; 9772 Slog.w(TAG, msg); 9773 } 9774 9775 public void setError(String msg, PackageParserException e) { 9776 returnCode = e.error; 9777 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9778 Slog.w(TAG, msg, e); 9779 } 9780 9781 public void setError(String msg, PackageManagerException e) { 9782 returnCode = e.error; 9783 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9784 Slog.w(TAG, msg, e); 9785 } 9786 9787 // In some error cases we want to convey more info back to the observer 9788 String origPackage; 9789 String origPermission; 9790 } 9791 9792 /* 9793 * Install a non-existing package. 9794 */ 9795 private void installNewPackageLI(PackageParser.Package pkg, 9796 int parseFlags, int scanFlags, UserHandle user, 9797 String installerPackageName, PackageInstalledInfo res) { 9798 // Remember this for later, in case we need to rollback this install 9799 String pkgName = pkg.packageName; 9800 9801 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9802 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9803 synchronized(mPackages) { 9804 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9805 // A package with the same name is already installed, though 9806 // it has been renamed to an older name. The package we 9807 // are trying to install should be installed as an update to 9808 // the existing one, but that has not been requested, so bail. 9809 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9810 + " without first uninstalling package running as " 9811 + mSettings.mRenamedPackages.get(pkgName)); 9812 return; 9813 } 9814 if (mPackages.containsKey(pkgName)) { 9815 // Don't allow installation over an existing package with the same name. 9816 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9817 + " without first uninstalling."); 9818 return; 9819 } 9820 } 9821 9822 try { 9823 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 9824 System.currentTimeMillis(), user); 9825 9826 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9827 // delete the partially installed application. the data directory will have to be 9828 // restored if it was already existing 9829 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9830 // remove package from internal structures. Note that we want deletePackageX to 9831 // delete the package data and cache directories that it created in 9832 // scanPackageLocked, unless those directories existed before we even tried to 9833 // install. 9834 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9835 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9836 res.removedInfo, true); 9837 } 9838 9839 } catch (PackageManagerException e) { 9840 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9841 } 9842 } 9843 9844 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9845 // Upgrade keysets are being used. Determine if new package has a superset of the 9846 // required keys. 9847 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9848 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9849 for (int i = 0; i < upgradeKeySets.length; i++) { 9850 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9851 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9852 return true; 9853 } 9854 } 9855 return false; 9856 } 9857 9858 private void replacePackageLI(PackageParser.Package pkg, 9859 int parseFlags, int scanFlags, UserHandle user, 9860 String installerPackageName, PackageInstalledInfo res) { 9861 PackageParser.Package oldPackage; 9862 String pkgName = pkg.packageName; 9863 int[] allUsers; 9864 boolean[] perUserInstalled; 9865 9866 // First find the old package info and check signatures 9867 synchronized(mPackages) { 9868 oldPackage = mPackages.get(pkgName); 9869 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9870 PackageSetting ps = mSettings.mPackages.get(pkgName); 9871 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9872 // default to original signature matching 9873 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9874 != PackageManager.SIGNATURE_MATCH) { 9875 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9876 "New package has a different signature: " + pkgName); 9877 return; 9878 } 9879 } else { 9880 if(!checkUpgradeKeySetLP(ps, pkg)) { 9881 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9882 "New package not signed by keys specified by upgrade-keysets: " 9883 + pkgName); 9884 return; 9885 } 9886 } 9887 9888 // In case of rollback, remember per-user/profile install state 9889 allUsers = sUserManager.getUserIds(); 9890 perUserInstalled = new boolean[allUsers.length]; 9891 for (int i = 0; i < allUsers.length; i++) { 9892 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9893 } 9894 } 9895 9896 boolean sysPkg = (isSystemApp(oldPackage)); 9897 if (sysPkg) { 9898 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9899 user, allUsers, perUserInstalled, installerPackageName, res); 9900 } else { 9901 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 9902 user, allUsers, perUserInstalled, installerPackageName, res); 9903 } 9904 } 9905 9906 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9907 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 9908 int[] allUsers, boolean[] perUserInstalled, 9909 String installerPackageName, PackageInstalledInfo res) { 9910 String pkgName = deletedPackage.packageName; 9911 boolean deletedPkg = true; 9912 boolean updatedSettings = false; 9913 9914 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9915 + deletedPackage); 9916 long origUpdateTime; 9917 if (pkg.mExtras != null) { 9918 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9919 } else { 9920 origUpdateTime = 0; 9921 } 9922 9923 // First delete the existing package while retaining the data directory 9924 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9925 res.removedInfo, true)) { 9926 // If the existing package wasn't successfully deleted 9927 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 9928 deletedPkg = false; 9929 } else { 9930 // Successfully deleted the old package; proceed with replace. 9931 9932 // If deleted package lived in a container, give users a chance to 9933 // relinquish resources before killing. 9934 if (isForwardLocked(deletedPackage) || isExternal(deletedPackage)) { 9935 if (DEBUG_INSTALL) { 9936 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 9937 } 9938 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 9939 final ArrayList<String> pkgList = new ArrayList<String>(1); 9940 pkgList.add(deletedPackage.applicationInfo.packageName); 9941 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 9942 } 9943 9944 deleteCodeCacheDirsLI(pkgName); 9945 try { 9946 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 9947 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 9948 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9949 updatedSettings = true; 9950 } catch (PackageManagerException e) { 9951 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9952 } 9953 } 9954 9955 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9956 // remove package from internal structures. Note that we want deletePackageX to 9957 // delete the package data and cache directories that it created in 9958 // scanPackageLocked, unless those directories existed before we even tried to 9959 // install. 9960 if(updatedSettings) { 9961 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9962 deletePackageLI( 9963 pkgName, null, true, allUsers, perUserInstalled, 9964 PackageManager.DELETE_KEEP_DATA, 9965 res.removedInfo, true); 9966 } 9967 // Since we failed to install the new package we need to restore the old 9968 // package that we deleted. 9969 if (deletedPkg) { 9970 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9971 File restoreFile = new File(deletedPackage.codePath); 9972 // Parse old package 9973 boolean oldOnSd = isExternal(deletedPackage); 9974 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9975 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9976 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9977 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 9978 try { 9979 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 9980 } catch (PackageManagerException e) { 9981 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 9982 + e.getMessage()); 9983 return; 9984 } 9985 // Restore of old package succeeded. Update permissions. 9986 // writer 9987 synchronized (mPackages) { 9988 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9989 UPDATE_PERMISSIONS_ALL); 9990 // can downgrade to reader 9991 mSettings.writeLPr(); 9992 } 9993 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9994 } 9995 } 9996 } 9997 9998 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9999 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10000 int[] allUsers, boolean[] perUserInstalled, 10001 String installerPackageName, PackageInstalledInfo res) { 10002 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10003 + ", old=" + deletedPackage); 10004 boolean updatedSettings = false; 10005 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10006 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10007 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10008 } 10009 String packageName = deletedPackage.packageName; 10010 if (packageName == null) { 10011 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10012 "Attempt to delete null packageName."); 10013 return; 10014 } 10015 PackageParser.Package oldPkg; 10016 PackageSetting oldPkgSetting; 10017 // reader 10018 synchronized (mPackages) { 10019 oldPkg = mPackages.get(packageName); 10020 oldPkgSetting = mSettings.mPackages.get(packageName); 10021 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10022 (oldPkgSetting == null)) { 10023 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10024 "Couldn't find package:" + packageName + " information"); 10025 return; 10026 } 10027 } 10028 10029 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10030 10031 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10032 res.removedInfo.removedPackage = packageName; 10033 // Remove existing system package 10034 removePackageLI(oldPkgSetting, true); 10035 // writer 10036 synchronized (mPackages) { 10037 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10038 // We didn't need to disable the .apk as a current system package, 10039 // which means we are replacing another update that is already 10040 // installed. We need to make sure to delete the older one's .apk. 10041 res.removedInfo.args = createInstallArgsForExisting(0, 10042 deletedPackage.applicationInfo.getCodePath(), 10043 deletedPackage.applicationInfo.getResourcePath(), 10044 deletedPackage.applicationInfo.nativeLibraryRootDir, 10045 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10046 } else { 10047 res.removedInfo.args = null; 10048 } 10049 } 10050 10051 // Successfully disabled the old package. Now proceed with re-installation 10052 deleteCodeCacheDirsLI(packageName); 10053 10054 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10055 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10056 10057 PackageParser.Package newPackage = null; 10058 try { 10059 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 10060 if (newPackage.mExtras != null) { 10061 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10062 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10063 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10064 10065 // is the update attempting to change shared user? that isn't going to work... 10066 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10067 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10068 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10069 + " to " + newPkgSetting.sharedUser); 10070 updatedSettings = true; 10071 } 10072 } 10073 10074 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10075 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10076 updatedSettings = true; 10077 } 10078 10079 } catch (PackageManagerException e) { 10080 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10081 } 10082 10083 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10084 // Re installation failed. Restore old information 10085 // Remove new pkg information 10086 if (newPackage != null) { 10087 removeInstalledPackageLI(newPackage, true); 10088 } 10089 // Add back the old system package 10090 try { 10091 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 10092 } catch (PackageManagerException e) { 10093 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10094 } 10095 // Restore the old system information in Settings 10096 synchronized(mPackages) { 10097 if (updatedSettings) { 10098 mSettings.enableSystemPackageLPw(packageName); 10099 mSettings.setInstallerPackageName(packageName, 10100 oldPkgSetting.installerPackageName); 10101 } 10102 mSettings.writeLPr(); 10103 } 10104 } 10105 } 10106 10107 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10108 int[] allUsers, boolean[] perUserInstalled, 10109 PackageInstalledInfo res) { 10110 String pkgName = newPackage.packageName; 10111 synchronized (mPackages) { 10112 //write settings. the installStatus will be incomplete at this stage. 10113 //note that the new package setting would have already been 10114 //added to mPackages. It hasn't been persisted yet. 10115 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10116 mSettings.writeLPr(); 10117 } 10118 10119 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10120 10121 synchronized (mPackages) { 10122 updatePermissionsLPw(newPackage.packageName, newPackage, 10123 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10124 ? UPDATE_PERMISSIONS_ALL : 0)); 10125 // For system-bundled packages, we assume that installing an upgraded version 10126 // of the package implies that the user actually wants to run that new code, 10127 // so we enable the package. 10128 if (isSystemApp(newPackage)) { 10129 // NB: implicit assumption that system package upgrades apply to all users 10130 if (DEBUG_INSTALL) { 10131 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10132 } 10133 PackageSetting ps = mSettings.mPackages.get(pkgName); 10134 if (ps != null) { 10135 if (res.origUsers != null) { 10136 for (int userHandle : res.origUsers) { 10137 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10138 userHandle, installerPackageName); 10139 } 10140 } 10141 // Also convey the prior install/uninstall state 10142 if (allUsers != null && perUserInstalled != null) { 10143 for (int i = 0; i < allUsers.length; i++) { 10144 if (DEBUG_INSTALL) { 10145 Slog.d(TAG, " user " + allUsers[i] 10146 + " => " + perUserInstalled[i]); 10147 } 10148 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10149 } 10150 // these install state changes will be persisted in the 10151 // upcoming call to mSettings.writeLPr(). 10152 } 10153 } 10154 } 10155 res.name = pkgName; 10156 res.uid = newPackage.applicationInfo.uid; 10157 res.pkg = newPackage; 10158 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10159 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10160 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10161 //to update install status 10162 mSettings.writeLPr(); 10163 } 10164 } 10165 10166 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 10167 final int installFlags = args.installFlags; 10168 String installerPackageName = args.installerPackageName; 10169 File tmpPackageFile = new File(args.getCodePath()); 10170 boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10171 boolean onSd = ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10172 boolean replace = false; 10173 final int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 10174 // Result object to be returned 10175 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10176 10177 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10178 // Retrieve PackageSettings and parse package 10179 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10180 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10181 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10182 PackageParser pp = new PackageParser(); 10183 pp.setSeparateProcesses(mSeparateProcesses); 10184 pp.setDisplayMetrics(mMetrics); 10185 10186 final PackageParser.Package pkg; 10187 try { 10188 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10189 } catch (PackageParserException e) { 10190 res.setError("Failed parse during installPackageLI", e); 10191 return; 10192 } 10193 10194 // Mark that we have an install time CPU ABI override. 10195 pkg.cpuAbiOverride = args.abiOverride; 10196 10197 String pkgName = res.name = pkg.packageName; 10198 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10199 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 10200 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10201 return; 10202 } 10203 } 10204 10205 try { 10206 pp.collectCertificates(pkg, parseFlags); 10207 pp.collectManifestDigest(pkg); 10208 } catch (PackageParserException e) { 10209 res.setError("Failed collect during installPackageLI", e); 10210 return; 10211 } 10212 10213 /* If the installer passed in a manifest digest, compare it now. */ 10214 if (args.manifestDigest != null) { 10215 if (DEBUG_INSTALL) { 10216 final String parsedManifest = pkg.manifestDigest == null ? "null" 10217 : pkg.manifestDigest.toString(); 10218 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10219 + parsedManifest); 10220 } 10221 10222 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10223 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10224 return; 10225 } 10226 } else if (DEBUG_INSTALL) { 10227 final String parsedManifest = pkg.manifestDigest == null 10228 ? "null" : pkg.manifestDigest.toString(); 10229 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10230 } 10231 10232 // Get rid of all references to package scan path via parser. 10233 pp = null; 10234 String oldCodePath = null; 10235 boolean systemApp = false; 10236 synchronized (mPackages) { 10237 // Check whether the newly-scanned package wants to define an already-defined perm 10238 int N = pkg.permissions.size(); 10239 for (int i = N-1; i >= 0; i--) { 10240 PackageParser.Permission perm = pkg.permissions.get(i); 10241 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10242 if (bp != null) { 10243 // If the defining package is signed with our cert, it's okay. This 10244 // also includes the "updating the same package" case, of course. 10245 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10246 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10247 // If the owning package is the system itself, we log but allow 10248 // install to proceed; we fail the install on all other permission 10249 // redefinitions. 10250 if (!bp.sourcePackage.equals("android")) { 10251 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10252 + pkg.packageName + " attempting to redeclare permission " 10253 + perm.info.name + " already owned by " + bp.sourcePackage); 10254 res.origPermission = perm.info.name; 10255 res.origPackage = bp.sourcePackage; 10256 return; 10257 } else { 10258 Slog.w(TAG, "Package " + pkg.packageName 10259 + " attempting to redeclare system permission " 10260 + perm.info.name + "; ignoring new declaration"); 10261 pkg.permissions.remove(i); 10262 } 10263 } 10264 } 10265 } 10266 10267 // Check if installing already existing package 10268 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10269 String oldName = mSettings.mRenamedPackages.get(pkgName); 10270 if (pkg.mOriginalPackages != null 10271 && pkg.mOriginalPackages.contains(oldName) 10272 && mPackages.containsKey(oldName)) { 10273 // This package is derived from an original package, 10274 // and this device has been updating from that original 10275 // name. We must continue using the original name, so 10276 // rename the new package here. 10277 pkg.setPackageName(oldName); 10278 pkgName = pkg.packageName; 10279 replace = true; 10280 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10281 + oldName + " pkgName=" + pkgName); 10282 } else if (mPackages.containsKey(pkgName)) { 10283 // This package, under its official name, already exists 10284 // on the device; we should replace it. 10285 replace = true; 10286 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10287 } 10288 } 10289 PackageSetting ps = mSettings.mPackages.get(pkgName); 10290 if (ps != null) { 10291 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10292 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10293 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10294 systemApp = (ps.pkg.applicationInfo.flags & 10295 ApplicationInfo.FLAG_SYSTEM) != 0; 10296 } 10297 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10298 } 10299 } 10300 10301 if (systemApp && onSd) { 10302 // Disable updates to system apps on sdcard 10303 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10304 "Cannot install updates to system apps on sdcard"); 10305 return; 10306 } 10307 10308 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10309 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10310 return; 10311 } 10312 10313 if (replace) { 10314 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 10315 installerPackageName, res); 10316 } else { 10317 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 10318 args.user, installerPackageName, res); 10319 } 10320 synchronized (mPackages) { 10321 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10322 if (ps != null) { 10323 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10324 } 10325 } 10326 } 10327 10328 private static boolean isForwardLocked(PackageParser.Package pkg) { 10329 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10330 } 10331 10332 private static boolean isForwardLocked(ApplicationInfo info) { 10333 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10334 } 10335 10336 private boolean isForwardLocked(PackageSetting ps) { 10337 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10338 } 10339 10340 private static boolean isMultiArch(PackageSetting ps) { 10341 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10342 } 10343 10344 private static boolean isMultiArch(ApplicationInfo info) { 10345 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10346 } 10347 10348 private static boolean isExternal(PackageParser.Package pkg) { 10349 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10350 } 10351 10352 private static boolean isExternal(PackageSetting ps) { 10353 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10354 } 10355 10356 private static boolean isExternal(ApplicationInfo info) { 10357 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10358 } 10359 10360 private static boolean isSystemApp(PackageParser.Package pkg) { 10361 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10362 } 10363 10364 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10365 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10366 } 10367 10368 private static boolean isSystemApp(ApplicationInfo info) { 10369 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10370 } 10371 10372 private static boolean isSystemApp(PackageSetting ps) { 10373 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10374 } 10375 10376 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10377 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10378 } 10379 10380 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10381 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10382 } 10383 10384 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10385 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10386 } 10387 10388 private int packageFlagsToInstallFlags(PackageSetting ps) { 10389 int installFlags = 0; 10390 if (isExternal(ps)) { 10391 installFlags |= PackageManager.INSTALL_EXTERNAL; 10392 } 10393 if (isForwardLocked(ps)) { 10394 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10395 } 10396 return installFlags; 10397 } 10398 10399 private void deleteTempPackageFiles() { 10400 final FilenameFilter filter = new FilenameFilter() { 10401 public boolean accept(File dir, String name) { 10402 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10403 } 10404 }; 10405 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10406 file.delete(); 10407 } 10408 } 10409 10410 @Override 10411 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10412 int flags) { 10413 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10414 flags); 10415 } 10416 10417 @Override 10418 public void deletePackage(final String packageName, 10419 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10420 mContext.enforceCallingOrSelfPermission( 10421 android.Manifest.permission.DELETE_PACKAGES, null); 10422 final int uid = Binder.getCallingUid(); 10423 if (UserHandle.getUserId(uid) != userId) { 10424 mContext.enforceCallingPermission( 10425 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10426 "deletePackage for user " + userId); 10427 } 10428 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10429 try { 10430 observer.onPackageDeleted(packageName, 10431 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10432 } catch (RemoteException re) { 10433 } 10434 return; 10435 } 10436 10437 boolean uninstallBlocked = false; 10438 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10439 int[] users = sUserManager.getUserIds(); 10440 for (int i = 0; i < users.length; ++i) { 10441 if (getBlockUninstallForUser(packageName, users[i])) { 10442 uninstallBlocked = true; 10443 break; 10444 } 10445 } 10446 } else { 10447 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10448 } 10449 if (uninstallBlocked) { 10450 try { 10451 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10452 null); 10453 } catch (RemoteException re) { 10454 } 10455 return; 10456 } 10457 10458 if (DEBUG_REMOVE) { 10459 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10460 } 10461 // Queue up an async operation since the package deletion may take a little while. 10462 mHandler.post(new Runnable() { 10463 public void run() { 10464 mHandler.removeCallbacks(this); 10465 final int returnCode = deletePackageX(packageName, userId, flags); 10466 if (observer != null) { 10467 try { 10468 observer.onPackageDeleted(packageName, returnCode, null); 10469 } catch (RemoteException e) { 10470 Log.i(TAG, "Observer no longer exists."); 10471 } //end catch 10472 } //end if 10473 } //end run 10474 }); 10475 } 10476 10477 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10478 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10479 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10480 try { 10481 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10482 || dpm.isDeviceOwner(packageName))) { 10483 return true; 10484 } 10485 } catch (RemoteException e) { 10486 } 10487 return false; 10488 } 10489 10490 /** 10491 * This method is an internal method that could be get invoked either 10492 * to delete an installed package or to clean up a failed installation. 10493 * After deleting an installed package, a broadcast is sent to notify any 10494 * listeners that the package has been installed. For cleaning up a failed 10495 * installation, the broadcast is not necessary since the package's 10496 * installation wouldn't have sent the initial broadcast either 10497 * The key steps in deleting a package are 10498 * deleting the package information in internal structures like mPackages, 10499 * deleting the packages base directories through installd 10500 * updating mSettings to reflect current status 10501 * persisting settings for later use 10502 * sending a broadcast if necessary 10503 */ 10504 private int deletePackageX(String packageName, int userId, int flags) { 10505 final PackageRemovedInfo info = new PackageRemovedInfo(); 10506 final boolean res; 10507 10508 if (isPackageDeviceAdmin(packageName, userId)) { 10509 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10510 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10511 } 10512 10513 boolean removedForAllUsers = false; 10514 boolean systemUpdate = false; 10515 10516 // for the uninstall-updates case and restricted profiles, remember the per- 10517 // userhandle installed state 10518 int[] allUsers; 10519 boolean[] perUserInstalled; 10520 synchronized (mPackages) { 10521 PackageSetting ps = mSettings.mPackages.get(packageName); 10522 allUsers = sUserManager.getUserIds(); 10523 perUserInstalled = new boolean[allUsers.length]; 10524 for (int i = 0; i < allUsers.length; i++) { 10525 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10526 } 10527 } 10528 10529 synchronized (mInstallLock) { 10530 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10531 res = deletePackageLI(packageName, 10532 (flags & PackageManager.DELETE_ALL_USERS) != 0 10533 ? UserHandle.ALL : new UserHandle(userId), 10534 true, allUsers, perUserInstalled, 10535 flags | REMOVE_CHATTY, info, true); 10536 systemUpdate = info.isRemovedPackageSystemUpdate; 10537 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10538 removedForAllUsers = true; 10539 } 10540 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10541 + " removedForAllUsers=" + removedForAllUsers); 10542 } 10543 10544 if (res) { 10545 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10546 10547 // If the removed package was a system update, the old system package 10548 // was re-enabled; we need to broadcast this information 10549 if (systemUpdate) { 10550 Bundle extras = new Bundle(1); 10551 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10552 ? info.removedAppId : info.uid); 10553 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10554 10555 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10556 extras, null, null, null); 10557 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10558 extras, null, null, null); 10559 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10560 null, packageName, null, null); 10561 } 10562 } 10563 // Force a gc here. 10564 Runtime.getRuntime().gc(); 10565 // Delete the resources here after sending the broadcast to let 10566 // other processes clean up before deleting resources. 10567 if (info.args != null) { 10568 synchronized (mInstallLock) { 10569 info.args.doPostDeleteLI(true); 10570 } 10571 } 10572 10573 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10574 } 10575 10576 static class PackageRemovedInfo { 10577 String removedPackage; 10578 int uid = -1; 10579 int removedAppId = -1; 10580 int[] removedUsers = null; 10581 boolean isRemovedPackageSystemUpdate = false; 10582 // Clean up resources deleted packages. 10583 InstallArgs args = null; 10584 10585 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10586 Bundle extras = new Bundle(1); 10587 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10588 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10589 if (replacing) { 10590 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10591 } 10592 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10593 if (removedPackage != null) { 10594 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10595 extras, null, null, removedUsers); 10596 if (fullRemove && !replacing) { 10597 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10598 extras, null, null, removedUsers); 10599 } 10600 } 10601 if (removedAppId >= 0) { 10602 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10603 removedUsers); 10604 } 10605 } 10606 } 10607 10608 /* 10609 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10610 * flag is not set, the data directory is removed as well. 10611 * make sure this flag is set for partially installed apps. If not its meaningless to 10612 * delete a partially installed application. 10613 */ 10614 private void removePackageDataLI(PackageSetting ps, 10615 int[] allUserHandles, boolean[] perUserInstalled, 10616 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10617 String packageName = ps.name; 10618 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10619 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10620 // Retrieve object to delete permissions for shared user later on 10621 final PackageSetting deletedPs; 10622 // reader 10623 synchronized (mPackages) { 10624 deletedPs = mSettings.mPackages.get(packageName); 10625 if (outInfo != null) { 10626 outInfo.removedPackage = packageName; 10627 outInfo.removedUsers = deletedPs != null 10628 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10629 : null; 10630 } 10631 } 10632 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10633 removeDataDirsLI(packageName); 10634 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10635 } 10636 // writer 10637 synchronized (mPackages) { 10638 if (deletedPs != null) { 10639 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10640 if (outInfo != null) { 10641 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10642 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10643 } 10644 if (deletedPs != null) { 10645 updatePermissionsLPw(deletedPs.name, null, 0); 10646 if (deletedPs.sharedUser != null) { 10647 // remove permissions associated with package 10648 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10649 } 10650 } 10651 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10652 } 10653 // make sure to preserve per-user disabled state if this removal was just 10654 // a downgrade of a system app to the factory package 10655 if (allUserHandles != null && perUserInstalled != null) { 10656 if (DEBUG_REMOVE) { 10657 Slog.d(TAG, "Propagating install state across downgrade"); 10658 } 10659 for (int i = 0; i < allUserHandles.length; i++) { 10660 if (DEBUG_REMOVE) { 10661 Slog.d(TAG, " user " + allUserHandles[i] 10662 + " => " + perUserInstalled[i]); 10663 } 10664 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10665 } 10666 } 10667 } 10668 // can downgrade to reader 10669 if (writeSettings) { 10670 // Save settings now 10671 mSettings.writeLPr(); 10672 } 10673 } 10674 if (outInfo != null) { 10675 // A user ID was deleted here. Go through all users and remove it 10676 // from KeyStore. 10677 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10678 } 10679 } 10680 10681 static boolean locationIsPrivileged(File path) { 10682 try { 10683 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10684 .getCanonicalPath(); 10685 return path.getCanonicalPath().startsWith(privilegedAppDir); 10686 } catch (IOException e) { 10687 Slog.e(TAG, "Unable to access code path " + path); 10688 } 10689 return false; 10690 } 10691 10692 /* 10693 * Tries to delete system package. 10694 */ 10695 private boolean deleteSystemPackageLI(PackageSetting newPs, 10696 int[] allUserHandles, boolean[] perUserInstalled, 10697 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10698 final boolean applyUserRestrictions 10699 = (allUserHandles != null) && (perUserInstalled != null); 10700 PackageSetting disabledPs = null; 10701 // Confirm if the system package has been updated 10702 // An updated system app can be deleted. This will also have to restore 10703 // the system pkg from system partition 10704 // reader 10705 synchronized (mPackages) { 10706 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10707 } 10708 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10709 + " disabledPs=" + disabledPs); 10710 if (disabledPs == null) { 10711 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10712 return false; 10713 } else if (DEBUG_REMOVE) { 10714 Slog.d(TAG, "Deleting system pkg from data partition"); 10715 } 10716 if (DEBUG_REMOVE) { 10717 if (applyUserRestrictions) { 10718 Slog.d(TAG, "Remembering install states:"); 10719 for (int i = 0; i < allUserHandles.length; i++) { 10720 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10721 } 10722 } 10723 } 10724 // Delete the updated package 10725 outInfo.isRemovedPackageSystemUpdate = true; 10726 if (disabledPs.versionCode < newPs.versionCode) { 10727 // Delete data for downgrades 10728 flags &= ~PackageManager.DELETE_KEEP_DATA; 10729 } else { 10730 // Preserve data by setting flag 10731 flags |= PackageManager.DELETE_KEEP_DATA; 10732 } 10733 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10734 allUserHandles, perUserInstalled, outInfo, writeSettings); 10735 if (!ret) { 10736 return false; 10737 } 10738 // writer 10739 synchronized (mPackages) { 10740 // Reinstate the old system package 10741 mSettings.enableSystemPackageLPw(newPs.name); 10742 // Remove any native libraries from the upgraded package. 10743 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10744 } 10745 // Install the system package 10746 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10747 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10748 if (locationIsPrivileged(disabledPs.codePath)) { 10749 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10750 } 10751 10752 final PackageParser.Package newPkg; 10753 try { 10754 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 10755 } catch (PackageManagerException e) { 10756 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10757 return false; 10758 } 10759 10760 // writer 10761 synchronized (mPackages) { 10762 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10763 updatePermissionsLPw(newPkg.packageName, newPkg, 10764 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10765 if (applyUserRestrictions) { 10766 if (DEBUG_REMOVE) { 10767 Slog.d(TAG, "Propagating install state across reinstall"); 10768 } 10769 for (int i = 0; i < allUserHandles.length; i++) { 10770 if (DEBUG_REMOVE) { 10771 Slog.d(TAG, " user " + allUserHandles[i] 10772 + " => " + perUserInstalled[i]); 10773 } 10774 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10775 } 10776 // Regardless of writeSettings we need to ensure that this restriction 10777 // state propagation is persisted 10778 mSettings.writeAllUsersPackageRestrictionsLPr(); 10779 } 10780 // can downgrade to reader here 10781 if (writeSettings) { 10782 mSettings.writeLPr(); 10783 } 10784 } 10785 return true; 10786 } 10787 10788 private boolean deleteInstalledPackageLI(PackageSetting ps, 10789 boolean deleteCodeAndResources, int flags, 10790 int[] allUserHandles, boolean[] perUserInstalled, 10791 PackageRemovedInfo outInfo, boolean writeSettings) { 10792 if (outInfo != null) { 10793 outInfo.uid = ps.appId; 10794 } 10795 10796 // Delete package data from internal structures and also remove data if flag is set 10797 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10798 10799 // Delete application code and resources 10800 if (deleteCodeAndResources && (outInfo != null)) { 10801 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10802 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10803 getAppDexInstructionSets(ps)); 10804 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10805 } 10806 return true; 10807 } 10808 10809 @Override 10810 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10811 int userId) { 10812 mContext.enforceCallingOrSelfPermission( 10813 android.Manifest.permission.DELETE_PACKAGES, null); 10814 synchronized (mPackages) { 10815 PackageSetting ps = mSettings.mPackages.get(packageName); 10816 if (ps == null) { 10817 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10818 return false; 10819 } 10820 if (!ps.getInstalled(userId)) { 10821 // Can't block uninstall for an app that is not installed or enabled. 10822 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10823 return false; 10824 } 10825 ps.setBlockUninstall(blockUninstall, userId); 10826 mSettings.writePackageRestrictionsLPr(userId); 10827 } 10828 return true; 10829 } 10830 10831 @Override 10832 public boolean getBlockUninstallForUser(String packageName, int userId) { 10833 synchronized (mPackages) { 10834 PackageSetting ps = mSettings.mPackages.get(packageName); 10835 if (ps == null) { 10836 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10837 return false; 10838 } 10839 return ps.getBlockUninstall(userId); 10840 } 10841 } 10842 10843 /* 10844 * This method handles package deletion in general 10845 */ 10846 private boolean deletePackageLI(String packageName, UserHandle user, 10847 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10848 int flags, PackageRemovedInfo outInfo, 10849 boolean writeSettings) { 10850 if (packageName == null) { 10851 Slog.w(TAG, "Attempt to delete null packageName."); 10852 return false; 10853 } 10854 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10855 PackageSetting ps; 10856 boolean dataOnly = false; 10857 int removeUser = -1; 10858 int appId = -1; 10859 synchronized (mPackages) { 10860 ps = mSettings.mPackages.get(packageName); 10861 if (ps == null) { 10862 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10863 return false; 10864 } 10865 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10866 && user.getIdentifier() != UserHandle.USER_ALL) { 10867 // The caller is asking that the package only be deleted for a single 10868 // user. To do this, we just mark its uninstalled state and delete 10869 // its data. If this is a system app, we only allow this to happen if 10870 // they have set the special DELETE_SYSTEM_APP which requests different 10871 // semantics than normal for uninstalling system apps. 10872 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10873 ps.setUserState(user.getIdentifier(), 10874 COMPONENT_ENABLED_STATE_DEFAULT, 10875 false, //installed 10876 true, //stopped 10877 true, //notLaunched 10878 false, //hidden 10879 null, null, null, 10880 false // blockUninstall 10881 ); 10882 if (!isSystemApp(ps)) { 10883 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10884 // Other user still have this package installed, so all 10885 // we need to do is clear this user's data and save that 10886 // it is uninstalled. 10887 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10888 removeUser = user.getIdentifier(); 10889 appId = ps.appId; 10890 mSettings.writePackageRestrictionsLPr(removeUser); 10891 } else { 10892 // We need to set it back to 'installed' so the uninstall 10893 // broadcasts will be sent correctly. 10894 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10895 ps.setInstalled(true, user.getIdentifier()); 10896 } 10897 } else { 10898 // This is a system app, so we assume that the 10899 // other users still have this package installed, so all 10900 // we need to do is clear this user's data and save that 10901 // it is uninstalled. 10902 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10903 removeUser = user.getIdentifier(); 10904 appId = ps.appId; 10905 mSettings.writePackageRestrictionsLPr(removeUser); 10906 } 10907 } 10908 } 10909 10910 if (removeUser >= 0) { 10911 // From above, we determined that we are deleting this only 10912 // for a single user. Continue the work here. 10913 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10914 if (outInfo != null) { 10915 outInfo.removedPackage = packageName; 10916 outInfo.removedAppId = appId; 10917 outInfo.removedUsers = new int[] {removeUser}; 10918 } 10919 mInstaller.clearUserData(packageName, removeUser); 10920 removeKeystoreDataIfNeeded(removeUser, appId); 10921 schedulePackageCleaning(packageName, removeUser, false); 10922 return true; 10923 } 10924 10925 if (dataOnly) { 10926 // Delete application data first 10927 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10928 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10929 return true; 10930 } 10931 10932 boolean ret = false; 10933 if (isSystemApp(ps)) { 10934 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10935 // When an updated system application is deleted we delete the existing resources as well and 10936 // fall back to existing code in system partition 10937 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10938 flags, outInfo, writeSettings); 10939 } else { 10940 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10941 // Kill application pre-emptively especially for apps on sd. 10942 killApplication(packageName, ps.appId, "uninstall pkg"); 10943 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10944 allUserHandles, perUserInstalled, 10945 outInfo, writeSettings); 10946 } 10947 10948 return ret; 10949 } 10950 10951 private final class ClearStorageConnection implements ServiceConnection { 10952 IMediaContainerService mContainerService; 10953 10954 @Override 10955 public void onServiceConnected(ComponentName name, IBinder service) { 10956 synchronized (this) { 10957 mContainerService = IMediaContainerService.Stub.asInterface(service); 10958 notifyAll(); 10959 } 10960 } 10961 10962 @Override 10963 public void onServiceDisconnected(ComponentName name) { 10964 } 10965 } 10966 10967 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10968 final boolean mounted; 10969 if (Environment.isExternalStorageEmulated()) { 10970 mounted = true; 10971 } else { 10972 final String status = Environment.getExternalStorageState(); 10973 10974 mounted = status.equals(Environment.MEDIA_MOUNTED) 10975 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10976 } 10977 10978 if (!mounted) { 10979 return; 10980 } 10981 10982 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10983 int[] users; 10984 if (userId == UserHandle.USER_ALL) { 10985 users = sUserManager.getUserIds(); 10986 } else { 10987 users = new int[] { userId }; 10988 } 10989 final ClearStorageConnection conn = new ClearStorageConnection(); 10990 if (mContext.bindServiceAsUser( 10991 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10992 try { 10993 for (int curUser : users) { 10994 long timeout = SystemClock.uptimeMillis() + 5000; 10995 synchronized (conn) { 10996 long now = SystemClock.uptimeMillis(); 10997 while (conn.mContainerService == null && now < timeout) { 10998 try { 10999 conn.wait(timeout - now); 11000 } catch (InterruptedException e) { 11001 } 11002 } 11003 } 11004 if (conn.mContainerService == null) { 11005 return; 11006 } 11007 11008 final UserEnvironment userEnv = new UserEnvironment(curUser); 11009 clearDirectory(conn.mContainerService, 11010 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11011 if (allData) { 11012 clearDirectory(conn.mContainerService, 11013 userEnv.buildExternalStorageAppDataDirs(packageName)); 11014 clearDirectory(conn.mContainerService, 11015 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11016 } 11017 } 11018 } finally { 11019 mContext.unbindService(conn); 11020 } 11021 } 11022 } 11023 11024 @Override 11025 public void clearApplicationUserData(final String packageName, 11026 final IPackageDataObserver observer, final int userId) { 11027 mContext.enforceCallingOrSelfPermission( 11028 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11029 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11030 // Queue up an async operation since the package deletion may take a little while. 11031 mHandler.post(new Runnable() { 11032 public void run() { 11033 mHandler.removeCallbacks(this); 11034 final boolean succeeded; 11035 synchronized (mInstallLock) { 11036 succeeded = clearApplicationUserDataLI(packageName, userId); 11037 } 11038 clearExternalStorageDataSync(packageName, userId, true); 11039 if (succeeded) { 11040 // invoke DeviceStorageMonitor's update method to clear any notifications 11041 DeviceStorageMonitorInternal 11042 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11043 if (dsm != null) { 11044 dsm.checkMemory(); 11045 } 11046 } 11047 if(observer != null) { 11048 try { 11049 observer.onRemoveCompleted(packageName, succeeded); 11050 } catch (RemoteException e) { 11051 Log.i(TAG, "Observer no longer exists."); 11052 } 11053 } //end if observer 11054 } //end run 11055 }); 11056 } 11057 11058 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11059 if (packageName == null) { 11060 Slog.w(TAG, "Attempt to delete null packageName."); 11061 return false; 11062 } 11063 PackageParser.Package pkg; 11064 boolean dataOnly = false; 11065 final int appId; 11066 synchronized (mPackages) { 11067 pkg = mPackages.get(packageName); 11068 if (pkg == null) { 11069 dataOnly = true; 11070 PackageSetting ps = mSettings.mPackages.get(packageName); 11071 if ((ps == null) || (ps.pkg == null)) { 11072 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11073 return false; 11074 } 11075 pkg = ps.pkg; 11076 } 11077 if (!dataOnly) { 11078 // need to check this only for fully installed applications 11079 if (pkg == null) { 11080 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11081 return false; 11082 } 11083 final ApplicationInfo applicationInfo = pkg.applicationInfo; 11084 if (applicationInfo == null) { 11085 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11086 return false; 11087 } 11088 } 11089 if (pkg != null && pkg.applicationInfo != null) { 11090 appId = pkg.applicationInfo.uid; 11091 } else { 11092 appId = -1; 11093 } 11094 } 11095 int retCode = mInstaller.clearUserData(packageName, userId); 11096 if (retCode < 0) { 11097 Slog.w(TAG, "Couldn't remove cache files for package: " 11098 + packageName); 11099 return false; 11100 } 11101 removeKeystoreDataIfNeeded(userId, appId); 11102 11103 // Create a native library symlink only if we have native libraries 11104 // and if the native libraries are 32 bit libraries. We do not provide 11105 // this symlink for 64 bit libraries. 11106 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 11107 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 11108 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 11109 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 11110 Slog.w(TAG, "Failed linking native library dir"); 11111 return false; 11112 } 11113 } 11114 11115 return true; 11116 } 11117 11118 /** 11119 * Remove entries from the keystore daemon. Will only remove it if the 11120 * {@code appId} is valid. 11121 */ 11122 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11123 if (appId < 0) { 11124 return; 11125 } 11126 11127 final KeyStore keyStore = KeyStore.getInstance(); 11128 if (keyStore != null) { 11129 if (userId == UserHandle.USER_ALL) { 11130 for (final int individual : sUserManager.getUserIds()) { 11131 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11132 } 11133 } else { 11134 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11135 } 11136 } else { 11137 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11138 } 11139 } 11140 11141 @Override 11142 public void deleteApplicationCacheFiles(final String packageName, 11143 final IPackageDataObserver observer) { 11144 mContext.enforceCallingOrSelfPermission( 11145 android.Manifest.permission.DELETE_CACHE_FILES, null); 11146 // Queue up an async operation since the package deletion may take a little while. 11147 final int userId = UserHandle.getCallingUserId(); 11148 mHandler.post(new Runnable() { 11149 public void run() { 11150 mHandler.removeCallbacks(this); 11151 final boolean succeded; 11152 synchronized (mInstallLock) { 11153 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11154 } 11155 clearExternalStorageDataSync(packageName, userId, false); 11156 if(observer != null) { 11157 try { 11158 observer.onRemoveCompleted(packageName, succeded); 11159 } catch (RemoteException e) { 11160 Log.i(TAG, "Observer no longer exists."); 11161 } 11162 } //end if observer 11163 } //end run 11164 }); 11165 } 11166 11167 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11168 if (packageName == null) { 11169 Slog.w(TAG, "Attempt to delete null packageName."); 11170 return false; 11171 } 11172 PackageParser.Package p; 11173 synchronized (mPackages) { 11174 p = mPackages.get(packageName); 11175 } 11176 if (p == null) { 11177 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11178 return false; 11179 } 11180 final ApplicationInfo applicationInfo = p.applicationInfo; 11181 if (applicationInfo == null) { 11182 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11183 return false; 11184 } 11185 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11186 if (retCode < 0) { 11187 Slog.w(TAG, "Couldn't remove cache files for package: " 11188 + packageName + " u" + userId); 11189 return false; 11190 } 11191 return true; 11192 } 11193 11194 @Override 11195 public void getPackageSizeInfo(final String packageName, int userHandle, 11196 final IPackageStatsObserver observer) { 11197 mContext.enforceCallingOrSelfPermission( 11198 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11199 if (packageName == null) { 11200 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11201 } 11202 11203 PackageStats stats = new PackageStats(packageName, userHandle); 11204 11205 /* 11206 * Queue up an async operation since the package measurement may take a 11207 * little while. 11208 */ 11209 Message msg = mHandler.obtainMessage(INIT_COPY); 11210 msg.obj = new MeasureParams(stats, observer); 11211 mHandler.sendMessage(msg); 11212 } 11213 11214 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11215 PackageStats pStats) { 11216 if (packageName == null) { 11217 Slog.w(TAG, "Attempt to get size of null packageName."); 11218 return false; 11219 } 11220 PackageParser.Package p; 11221 boolean dataOnly = false; 11222 String libDirRoot = null; 11223 String asecPath = null; 11224 PackageSetting ps = null; 11225 synchronized (mPackages) { 11226 p = mPackages.get(packageName); 11227 ps = mSettings.mPackages.get(packageName); 11228 if(p == null) { 11229 dataOnly = true; 11230 if((ps == null) || (ps.pkg == null)) { 11231 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11232 return false; 11233 } 11234 p = ps.pkg; 11235 } 11236 if (ps != null) { 11237 libDirRoot = ps.legacyNativeLibraryPathString; 11238 } 11239 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11240 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11241 if (secureContainerId != null) { 11242 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11243 } 11244 } 11245 } 11246 String publicSrcDir = null; 11247 if(!dataOnly) { 11248 final ApplicationInfo applicationInfo = p.applicationInfo; 11249 if (applicationInfo == null) { 11250 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11251 return false; 11252 } 11253 if (isForwardLocked(p)) { 11254 publicSrcDir = applicationInfo.getBaseResourcePath(); 11255 } 11256 } 11257 // TODO: extend to measure size of split APKs 11258 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11259 // not just the first level. 11260 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11261 // just the primary. 11262 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11263 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11264 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11265 if (res < 0) { 11266 return false; 11267 } 11268 11269 // Fix-up for forward-locked applications in ASEC containers. 11270 if (!isExternal(p)) { 11271 pStats.codeSize += pStats.externalCodeSize; 11272 pStats.externalCodeSize = 0L; 11273 } 11274 11275 return true; 11276 } 11277 11278 11279 @Override 11280 public void addPackageToPreferred(String packageName) { 11281 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11282 } 11283 11284 @Override 11285 public void removePackageFromPreferred(String packageName) { 11286 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11287 } 11288 11289 @Override 11290 public List<PackageInfo> getPreferredPackages(int flags) { 11291 return new ArrayList<PackageInfo>(); 11292 } 11293 11294 private int getUidTargetSdkVersionLockedLPr(int uid) { 11295 Object obj = mSettings.getUserIdLPr(uid); 11296 if (obj instanceof SharedUserSetting) { 11297 final SharedUserSetting sus = (SharedUserSetting) obj; 11298 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11299 final Iterator<PackageSetting> it = sus.packages.iterator(); 11300 while (it.hasNext()) { 11301 final PackageSetting ps = it.next(); 11302 if (ps.pkg != null) { 11303 int v = ps.pkg.applicationInfo.targetSdkVersion; 11304 if (v < vers) vers = v; 11305 } 11306 } 11307 return vers; 11308 } else if (obj instanceof PackageSetting) { 11309 final PackageSetting ps = (PackageSetting) obj; 11310 if (ps.pkg != null) { 11311 return ps.pkg.applicationInfo.targetSdkVersion; 11312 } 11313 } 11314 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11315 } 11316 11317 @Override 11318 public void addPreferredActivity(IntentFilter filter, int match, 11319 ComponentName[] set, ComponentName activity, int userId) { 11320 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11321 "Adding preferred"); 11322 } 11323 11324 private void addPreferredActivityInternal(IntentFilter filter, int match, 11325 ComponentName[] set, ComponentName activity, boolean always, int userId, 11326 String opname) { 11327 // writer 11328 int callingUid = Binder.getCallingUid(); 11329 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11330 if (filter.countActions() == 0) { 11331 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11332 return; 11333 } 11334 synchronized (mPackages) { 11335 if (mContext.checkCallingOrSelfPermission( 11336 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11337 != PackageManager.PERMISSION_GRANTED) { 11338 if (getUidTargetSdkVersionLockedLPr(callingUid) 11339 < Build.VERSION_CODES.FROYO) { 11340 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11341 + callingUid); 11342 return; 11343 } 11344 mContext.enforceCallingOrSelfPermission( 11345 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11346 } 11347 11348 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11349 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11350 + userId + ":"); 11351 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11352 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11353 mSettings.writePackageRestrictionsLPr(userId); 11354 } 11355 } 11356 11357 @Override 11358 public void replacePreferredActivity(IntentFilter filter, int match, 11359 ComponentName[] set, ComponentName activity, int userId) { 11360 if (filter.countActions() != 1) { 11361 throw new IllegalArgumentException( 11362 "replacePreferredActivity expects filter to have only 1 action."); 11363 } 11364 if (filter.countDataAuthorities() != 0 11365 || filter.countDataPaths() != 0 11366 || filter.countDataSchemes() > 1 11367 || filter.countDataTypes() != 0) { 11368 throw new IllegalArgumentException( 11369 "replacePreferredActivity expects filter to have no data authorities, " + 11370 "paths, or types; and at most one scheme."); 11371 } 11372 11373 final int callingUid = Binder.getCallingUid(); 11374 enforceCrossUserPermission(callingUid, userId, true, "replace preferred activity"); 11375 synchronized (mPackages) { 11376 if (mContext.checkCallingOrSelfPermission( 11377 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11378 != PackageManager.PERMISSION_GRANTED) { 11379 if (getUidTargetSdkVersionLockedLPr(callingUid) 11380 < Build.VERSION_CODES.FROYO) { 11381 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11382 + Binder.getCallingUid()); 11383 return; 11384 } 11385 mContext.enforceCallingOrSelfPermission( 11386 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11387 } 11388 11389 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11390 if (pir != null) { 11391 // Get all of the existing entries that exactly match this filter. 11392 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11393 if (existing != null && existing.size() == 1) { 11394 PreferredActivity cur = existing.get(0); 11395 if (DEBUG_PREFERRED) { 11396 Slog.i(TAG, "Checking replace of preferred:"); 11397 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11398 if (!cur.mPref.mAlways) { 11399 Slog.i(TAG, " -- CUR; not mAlways!"); 11400 } else { 11401 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11402 Slog.i(TAG, " -- CUR: mSet=" 11403 + Arrays.toString(cur.mPref.mSetComponents)); 11404 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11405 Slog.i(TAG, " -- NEW: mMatch=" 11406 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11407 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11408 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11409 } 11410 } 11411 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11412 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11413 && cur.mPref.sameSet(set)) { 11414 if (DEBUG_PREFERRED) { 11415 Slog.i(TAG, "Replacing with same preferred activity " 11416 + cur.mPref.mShortComponent + " for user " 11417 + userId + ":"); 11418 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11419 } else { 11420 Slog.i(TAG, "Replacing with same preferred activity " 11421 + cur.mPref.mShortComponent + " for user " 11422 + userId); 11423 } 11424 return; 11425 } 11426 } 11427 11428 if (existing != null) { 11429 if (DEBUG_PREFERRED) { 11430 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11431 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11432 } 11433 for (int i = 0; i < existing.size(); i++) { 11434 PreferredActivity pa = existing.get(i); 11435 if (DEBUG_PREFERRED) { 11436 Slog.i(TAG, "Removing existing preferred activity " 11437 + pa.mPref.mComponent + ":"); 11438 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11439 } 11440 pir.removeFilter(pa); 11441 } 11442 } 11443 } 11444 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11445 "Replacing preferred"); 11446 } 11447 } 11448 11449 @Override 11450 public void clearPackagePreferredActivities(String packageName) { 11451 final int uid = Binder.getCallingUid(); 11452 // writer 11453 synchronized (mPackages) { 11454 PackageParser.Package pkg = mPackages.get(packageName); 11455 if (pkg == null || pkg.applicationInfo.uid != uid) { 11456 if (mContext.checkCallingOrSelfPermission( 11457 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11458 != PackageManager.PERMISSION_GRANTED) { 11459 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11460 < Build.VERSION_CODES.FROYO) { 11461 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11462 + Binder.getCallingUid()); 11463 return; 11464 } 11465 mContext.enforceCallingOrSelfPermission( 11466 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11467 } 11468 } 11469 11470 int user = UserHandle.getCallingUserId(); 11471 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11472 mSettings.writePackageRestrictionsLPr(user); 11473 scheduleWriteSettingsLocked(); 11474 } 11475 } 11476 } 11477 11478 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11479 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11480 ArrayList<PreferredActivity> removed = null; 11481 boolean changed = false; 11482 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11483 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11484 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11485 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11486 continue; 11487 } 11488 Iterator<PreferredActivity> it = pir.filterIterator(); 11489 while (it.hasNext()) { 11490 PreferredActivity pa = it.next(); 11491 // Mark entry for removal only if it matches the package name 11492 // and the entry is of type "always". 11493 if (packageName == null || 11494 (pa.mPref.mComponent.getPackageName().equals(packageName) 11495 && pa.mPref.mAlways)) { 11496 if (removed == null) { 11497 removed = new ArrayList<PreferredActivity>(); 11498 } 11499 removed.add(pa); 11500 } 11501 } 11502 if (removed != null) { 11503 for (int j=0; j<removed.size(); j++) { 11504 PreferredActivity pa = removed.get(j); 11505 pir.removeFilter(pa); 11506 } 11507 changed = true; 11508 } 11509 } 11510 return changed; 11511 } 11512 11513 @Override 11514 public void resetPreferredActivities(int userId) { 11515 mContext.enforceCallingOrSelfPermission( 11516 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11517 // writer 11518 synchronized (mPackages) { 11519 int user = UserHandle.getCallingUserId(); 11520 clearPackagePreferredActivitiesLPw(null, user); 11521 mSettings.readDefaultPreferredAppsLPw(this, user); 11522 mSettings.writePackageRestrictionsLPr(user); 11523 scheduleWriteSettingsLocked(); 11524 } 11525 } 11526 11527 @Override 11528 public int getPreferredActivities(List<IntentFilter> outFilters, 11529 List<ComponentName> outActivities, String packageName) { 11530 11531 int num = 0; 11532 final int userId = UserHandle.getCallingUserId(); 11533 // reader 11534 synchronized (mPackages) { 11535 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11536 if (pir != null) { 11537 final Iterator<PreferredActivity> it = pir.filterIterator(); 11538 while (it.hasNext()) { 11539 final PreferredActivity pa = it.next(); 11540 if (packageName == null 11541 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11542 && pa.mPref.mAlways)) { 11543 if (outFilters != null) { 11544 outFilters.add(new IntentFilter(pa)); 11545 } 11546 if (outActivities != null) { 11547 outActivities.add(pa.mPref.mComponent); 11548 } 11549 } 11550 } 11551 } 11552 } 11553 11554 return num; 11555 } 11556 11557 @Override 11558 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11559 int userId) { 11560 int callingUid = Binder.getCallingUid(); 11561 if (callingUid != Process.SYSTEM_UID) { 11562 throw new SecurityException( 11563 "addPersistentPreferredActivity can only be run by the system"); 11564 } 11565 if (filter.countActions() == 0) { 11566 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11567 return; 11568 } 11569 synchronized (mPackages) { 11570 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11571 " :"); 11572 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11573 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11574 new PersistentPreferredActivity(filter, activity)); 11575 mSettings.writePackageRestrictionsLPr(userId); 11576 } 11577 } 11578 11579 @Override 11580 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11581 int callingUid = Binder.getCallingUid(); 11582 if (callingUid != Process.SYSTEM_UID) { 11583 throw new SecurityException( 11584 "clearPackagePersistentPreferredActivities can only be run by the system"); 11585 } 11586 ArrayList<PersistentPreferredActivity> removed = null; 11587 boolean changed = false; 11588 synchronized (mPackages) { 11589 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11590 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11591 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11592 .valueAt(i); 11593 if (userId != thisUserId) { 11594 continue; 11595 } 11596 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11597 while (it.hasNext()) { 11598 PersistentPreferredActivity ppa = it.next(); 11599 // Mark entry for removal only if it matches the package name. 11600 if (ppa.mComponent.getPackageName().equals(packageName)) { 11601 if (removed == null) { 11602 removed = new ArrayList<PersistentPreferredActivity>(); 11603 } 11604 removed.add(ppa); 11605 } 11606 } 11607 if (removed != null) { 11608 for (int j=0; j<removed.size(); j++) { 11609 PersistentPreferredActivity ppa = removed.get(j); 11610 ppir.removeFilter(ppa); 11611 } 11612 changed = true; 11613 } 11614 } 11615 11616 if (changed) { 11617 mSettings.writePackageRestrictionsLPr(userId); 11618 } 11619 } 11620 } 11621 11622 @Override 11623 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11624 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11625 mContext.enforceCallingOrSelfPermission( 11626 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11627 int callingUid = Binder.getCallingUid(); 11628 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11629 if (intentFilter.countActions() == 0) { 11630 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11631 return; 11632 } 11633 synchronized (mPackages) { 11634 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11635 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11636 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11637 mSettings.writePackageRestrictionsLPr(sourceUserId); 11638 } 11639 } 11640 11641 @Override 11642 public void addCrossProfileIntentsForPackage(String packageName, 11643 int sourceUserId, int targetUserId) { 11644 mContext.enforceCallingOrSelfPermission( 11645 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11646 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11647 mSettings.writePackageRestrictionsLPr(sourceUserId); 11648 } 11649 11650 @Override 11651 public void removeCrossProfileIntentsForPackage(String packageName, 11652 int sourceUserId, int targetUserId) { 11653 mContext.enforceCallingOrSelfPermission( 11654 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11655 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11656 mSettings.writePackageRestrictionsLPr(sourceUserId); 11657 } 11658 11659 @Override 11660 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11661 int ownerUserId) { 11662 mContext.enforceCallingOrSelfPermission( 11663 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11664 int callingUid = Binder.getCallingUid(); 11665 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11666 int callingUserId = UserHandle.getUserId(callingUid); 11667 synchronized (mPackages) { 11668 CrossProfileIntentResolver resolver = 11669 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11670 HashSet<CrossProfileIntentFilter> set = 11671 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11672 for (CrossProfileIntentFilter filter : set) { 11673 if (filter.getOwnerPackage().equals(ownerPackage) 11674 && filter.getOwnerUserId() == callingUserId) { 11675 resolver.removeFilter(filter); 11676 } 11677 } 11678 mSettings.writePackageRestrictionsLPr(sourceUserId); 11679 } 11680 } 11681 11682 // Enforcing that callingUid is owning pkg on userId 11683 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11684 // The system owns everything. 11685 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11686 return; 11687 } 11688 int callingUserId = UserHandle.getUserId(callingUid); 11689 if (callingUserId != userId) { 11690 throw new SecurityException("calling uid " + callingUid 11691 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11692 + callingUserId); 11693 } 11694 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11695 if (pi == null) { 11696 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11697 + callingUserId); 11698 } 11699 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11700 throw new SecurityException("Calling uid " + callingUid 11701 + " does not own package " + pkg); 11702 } 11703 } 11704 11705 @Override 11706 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11707 Intent intent = new Intent(Intent.ACTION_MAIN); 11708 intent.addCategory(Intent.CATEGORY_HOME); 11709 11710 final int callingUserId = UserHandle.getCallingUserId(); 11711 List<ResolveInfo> list = queryIntentActivities(intent, null, 11712 PackageManager.GET_META_DATA, callingUserId); 11713 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11714 true, false, false, callingUserId); 11715 11716 allHomeCandidates.clear(); 11717 if (list != null) { 11718 for (ResolveInfo ri : list) { 11719 allHomeCandidates.add(ri); 11720 } 11721 } 11722 return (preferred == null || preferred.activityInfo == null) 11723 ? null 11724 : new ComponentName(preferred.activityInfo.packageName, 11725 preferred.activityInfo.name); 11726 } 11727 11728 @Override 11729 public void setApplicationEnabledSetting(String appPackageName, 11730 int newState, int flags, int userId, String callingPackage) { 11731 if (!sUserManager.exists(userId)) return; 11732 if (callingPackage == null) { 11733 callingPackage = Integer.toString(Binder.getCallingUid()); 11734 } 11735 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11736 } 11737 11738 @Override 11739 public void setComponentEnabledSetting(ComponentName componentName, 11740 int newState, int flags, int userId) { 11741 if (!sUserManager.exists(userId)) return; 11742 setEnabledSetting(componentName.getPackageName(), 11743 componentName.getClassName(), newState, flags, userId, null); 11744 } 11745 11746 private void setEnabledSetting(final String packageName, String className, int newState, 11747 final int flags, int userId, String callingPackage) { 11748 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11749 || newState == COMPONENT_ENABLED_STATE_ENABLED 11750 || newState == COMPONENT_ENABLED_STATE_DISABLED 11751 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11752 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11753 throw new IllegalArgumentException("Invalid new component state: " 11754 + newState); 11755 } 11756 PackageSetting pkgSetting; 11757 final int uid = Binder.getCallingUid(); 11758 final int permission = mContext.checkCallingOrSelfPermission( 11759 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11760 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11761 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11762 boolean sendNow = false; 11763 boolean isApp = (className == null); 11764 String componentName = isApp ? packageName : className; 11765 int packageUid = -1; 11766 ArrayList<String> components; 11767 11768 // writer 11769 synchronized (mPackages) { 11770 pkgSetting = mSettings.mPackages.get(packageName); 11771 if (pkgSetting == null) { 11772 if (className == null) { 11773 throw new IllegalArgumentException( 11774 "Unknown package: " + packageName); 11775 } 11776 throw new IllegalArgumentException( 11777 "Unknown component: " + packageName 11778 + "/" + className); 11779 } 11780 // Allow root and verify that userId is not being specified by a different user 11781 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11782 throw new SecurityException( 11783 "Permission Denial: attempt to change component state from pid=" 11784 + Binder.getCallingPid() 11785 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11786 } 11787 if (className == null) { 11788 // We're dealing with an application/package level state change 11789 if (pkgSetting.getEnabled(userId) == newState) { 11790 // Nothing to do 11791 return; 11792 } 11793 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11794 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11795 // Don't care about who enables an app. 11796 callingPackage = null; 11797 } 11798 pkgSetting.setEnabled(newState, userId, callingPackage); 11799 // pkgSetting.pkg.mSetEnabled = newState; 11800 } else { 11801 // We're dealing with a component level state change 11802 // First, verify that this is a valid class name. 11803 PackageParser.Package pkg = pkgSetting.pkg; 11804 if (pkg == null || !pkg.hasComponentClassName(className)) { 11805 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11806 throw new IllegalArgumentException("Component class " + className 11807 + " does not exist in " + packageName); 11808 } else { 11809 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11810 + className + " does not exist in " + packageName); 11811 } 11812 } 11813 switch (newState) { 11814 case COMPONENT_ENABLED_STATE_ENABLED: 11815 if (!pkgSetting.enableComponentLPw(className, userId)) { 11816 return; 11817 } 11818 break; 11819 case COMPONENT_ENABLED_STATE_DISABLED: 11820 if (!pkgSetting.disableComponentLPw(className, userId)) { 11821 return; 11822 } 11823 break; 11824 case COMPONENT_ENABLED_STATE_DEFAULT: 11825 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11826 return; 11827 } 11828 break; 11829 default: 11830 Slog.e(TAG, "Invalid new component state: " + newState); 11831 return; 11832 } 11833 } 11834 mSettings.writePackageRestrictionsLPr(userId); 11835 components = mPendingBroadcasts.get(userId, packageName); 11836 final boolean newPackage = components == null; 11837 if (newPackage) { 11838 components = new ArrayList<String>(); 11839 } 11840 if (!components.contains(componentName)) { 11841 components.add(componentName); 11842 } 11843 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11844 sendNow = true; 11845 // Purge entry from pending broadcast list if another one exists already 11846 // since we are sending one right away. 11847 mPendingBroadcasts.remove(userId, packageName); 11848 } else { 11849 if (newPackage) { 11850 mPendingBroadcasts.put(userId, packageName, components); 11851 } 11852 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11853 // Schedule a message 11854 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11855 } 11856 } 11857 } 11858 11859 long callingId = Binder.clearCallingIdentity(); 11860 try { 11861 if (sendNow) { 11862 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11863 sendPackageChangedBroadcast(packageName, 11864 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11865 } 11866 } finally { 11867 Binder.restoreCallingIdentity(callingId); 11868 } 11869 } 11870 11871 private void sendPackageChangedBroadcast(String packageName, 11872 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11873 if (DEBUG_INSTALL) 11874 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11875 + componentNames); 11876 Bundle extras = new Bundle(4); 11877 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11878 String nameList[] = new String[componentNames.size()]; 11879 componentNames.toArray(nameList); 11880 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11881 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11882 extras.putInt(Intent.EXTRA_UID, packageUid); 11883 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11884 new int[] {UserHandle.getUserId(packageUid)}); 11885 } 11886 11887 @Override 11888 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11889 if (!sUserManager.exists(userId)) return; 11890 final int uid = Binder.getCallingUid(); 11891 final int permission = mContext.checkCallingOrSelfPermission( 11892 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11893 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11894 enforceCrossUserPermission(uid, userId, true, "stop package"); 11895 // writer 11896 synchronized (mPackages) { 11897 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11898 uid, userId)) { 11899 scheduleWritePackageRestrictionsLocked(userId); 11900 } 11901 } 11902 } 11903 11904 @Override 11905 public String getInstallerPackageName(String packageName) { 11906 // reader 11907 synchronized (mPackages) { 11908 return mSettings.getInstallerPackageNameLPr(packageName); 11909 } 11910 } 11911 11912 @Override 11913 public int getApplicationEnabledSetting(String packageName, int userId) { 11914 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11915 int uid = Binder.getCallingUid(); 11916 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11917 // reader 11918 synchronized (mPackages) { 11919 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11920 } 11921 } 11922 11923 @Override 11924 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11925 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11926 int uid = Binder.getCallingUid(); 11927 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11928 // reader 11929 synchronized (mPackages) { 11930 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11931 } 11932 } 11933 11934 @Override 11935 public void enterSafeMode() { 11936 enforceSystemOrRoot("Only the system can request entering safe mode"); 11937 11938 if (!mSystemReady) { 11939 mSafeMode = true; 11940 } 11941 } 11942 11943 @Override 11944 public void systemReady() { 11945 mSystemReady = true; 11946 11947 // Read the compatibilty setting when the system is ready. 11948 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11949 mContext.getContentResolver(), 11950 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11951 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11952 if (DEBUG_SETTINGS) { 11953 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11954 } 11955 11956 synchronized (mPackages) { 11957 // Verify that all of the preferred activity components actually 11958 // exist. It is possible for applications to be updated and at 11959 // that point remove a previously declared activity component that 11960 // had been set as a preferred activity. We try to clean this up 11961 // the next time we encounter that preferred activity, but it is 11962 // possible for the user flow to never be able to return to that 11963 // situation so here we do a sanity check to make sure we haven't 11964 // left any junk around. 11965 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11966 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11967 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11968 removed.clear(); 11969 for (PreferredActivity pa : pir.filterSet()) { 11970 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11971 removed.add(pa); 11972 } 11973 } 11974 if (removed.size() > 0) { 11975 for (int r=0; r<removed.size(); r++) { 11976 PreferredActivity pa = removed.get(r); 11977 Slog.w(TAG, "Removing dangling preferred activity: " 11978 + pa.mPref.mComponent); 11979 pir.removeFilter(pa); 11980 } 11981 mSettings.writePackageRestrictionsLPr( 11982 mSettings.mPreferredActivities.keyAt(i)); 11983 } 11984 } 11985 } 11986 sUserManager.systemReady(); 11987 11988 // Kick off any messages waiting for system ready 11989 if (mPostSystemReadyMessages != null) { 11990 for (Message msg : mPostSystemReadyMessages) { 11991 msg.sendToTarget(); 11992 } 11993 mPostSystemReadyMessages = null; 11994 } 11995 } 11996 11997 @Override 11998 public boolean isSafeMode() { 11999 return mSafeMode; 12000 } 12001 12002 @Override 12003 public boolean hasSystemUidErrors() { 12004 return mHasSystemUidErrors; 12005 } 12006 12007 static String arrayToString(int[] array) { 12008 StringBuffer buf = new StringBuffer(128); 12009 buf.append('['); 12010 if (array != null) { 12011 for (int i=0; i<array.length; i++) { 12012 if (i > 0) buf.append(", "); 12013 buf.append(array[i]); 12014 } 12015 } 12016 buf.append(']'); 12017 return buf.toString(); 12018 } 12019 12020 static class DumpState { 12021 public static final int DUMP_LIBS = 1 << 0; 12022 public static final int DUMP_FEATURES = 1 << 1; 12023 public static final int DUMP_RESOLVERS = 1 << 2; 12024 public static final int DUMP_PERMISSIONS = 1 << 3; 12025 public static final int DUMP_PACKAGES = 1 << 4; 12026 public static final int DUMP_SHARED_USERS = 1 << 5; 12027 public static final int DUMP_MESSAGES = 1 << 6; 12028 public static final int DUMP_PROVIDERS = 1 << 7; 12029 public static final int DUMP_VERIFIERS = 1 << 8; 12030 public static final int DUMP_PREFERRED = 1 << 9; 12031 public static final int DUMP_PREFERRED_XML = 1 << 10; 12032 public static final int DUMP_KEYSETS = 1 << 11; 12033 public static final int DUMP_VERSION = 1 << 12; 12034 public static final int DUMP_INSTALLS = 1 << 13; 12035 12036 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12037 12038 private int mTypes; 12039 12040 private int mOptions; 12041 12042 private boolean mTitlePrinted; 12043 12044 private SharedUserSetting mSharedUser; 12045 12046 public boolean isDumping(int type) { 12047 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12048 return true; 12049 } 12050 12051 return (mTypes & type) != 0; 12052 } 12053 12054 public void setDump(int type) { 12055 mTypes |= type; 12056 } 12057 12058 public boolean isOptionEnabled(int option) { 12059 return (mOptions & option) != 0; 12060 } 12061 12062 public void setOptionEnabled(int option) { 12063 mOptions |= option; 12064 } 12065 12066 public boolean onTitlePrinted() { 12067 final boolean printed = mTitlePrinted; 12068 mTitlePrinted = true; 12069 return printed; 12070 } 12071 12072 public boolean getTitlePrinted() { 12073 return mTitlePrinted; 12074 } 12075 12076 public void setTitlePrinted(boolean enabled) { 12077 mTitlePrinted = enabled; 12078 } 12079 12080 public SharedUserSetting getSharedUser() { 12081 return mSharedUser; 12082 } 12083 12084 public void setSharedUser(SharedUserSetting user) { 12085 mSharedUser = user; 12086 } 12087 } 12088 12089 @Override 12090 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12091 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12092 != PackageManager.PERMISSION_GRANTED) { 12093 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12094 + Binder.getCallingPid() 12095 + ", uid=" + Binder.getCallingUid() 12096 + " without permission " 12097 + android.Manifest.permission.DUMP); 12098 return; 12099 } 12100 12101 DumpState dumpState = new DumpState(); 12102 boolean fullPreferred = false; 12103 boolean checkin = false; 12104 12105 String packageName = null; 12106 12107 int opti = 0; 12108 while (opti < args.length) { 12109 String opt = args[opti]; 12110 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12111 break; 12112 } 12113 opti++; 12114 if ("-a".equals(opt)) { 12115 // Right now we only know how to print all. 12116 } else if ("-h".equals(opt)) { 12117 pw.println("Package manager dump options:"); 12118 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12119 pw.println(" --checkin: dump for a checkin"); 12120 pw.println(" -f: print details of intent filters"); 12121 pw.println(" -h: print this help"); 12122 pw.println(" cmd may be one of:"); 12123 pw.println(" l[ibraries]: list known shared libraries"); 12124 pw.println(" f[ibraries]: list device features"); 12125 pw.println(" k[eysets]: print known keysets"); 12126 pw.println(" r[esolvers]: dump intent resolvers"); 12127 pw.println(" perm[issions]: dump permissions"); 12128 pw.println(" pref[erred]: print preferred package settings"); 12129 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12130 pw.println(" prov[iders]: dump content providers"); 12131 pw.println(" p[ackages]: dump installed packages"); 12132 pw.println(" s[hared-users]: dump shared user IDs"); 12133 pw.println(" m[essages]: print collected runtime messages"); 12134 pw.println(" v[erifiers]: print package verifier info"); 12135 pw.println(" version: print database version info"); 12136 pw.println(" write: write current settings now"); 12137 pw.println(" <package.name>: info about given package"); 12138 pw.println(" installs: details about install sessions"); 12139 return; 12140 } else if ("--checkin".equals(opt)) { 12141 checkin = true; 12142 } else if ("-f".equals(opt)) { 12143 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12144 } else { 12145 pw.println("Unknown argument: " + opt + "; use -h for help"); 12146 } 12147 } 12148 12149 // Is the caller requesting to dump a particular piece of data? 12150 if (opti < args.length) { 12151 String cmd = args[opti]; 12152 opti++; 12153 // Is this a package name? 12154 if ("android".equals(cmd) || cmd.contains(".")) { 12155 packageName = cmd; 12156 // When dumping a single package, we always dump all of its 12157 // filter information since the amount of data will be reasonable. 12158 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12159 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12160 dumpState.setDump(DumpState.DUMP_LIBS); 12161 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12162 dumpState.setDump(DumpState.DUMP_FEATURES); 12163 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12164 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12165 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12166 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12167 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12168 dumpState.setDump(DumpState.DUMP_PREFERRED); 12169 } else if ("preferred-xml".equals(cmd)) { 12170 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12171 if (opti < args.length && "--full".equals(args[opti])) { 12172 fullPreferred = true; 12173 opti++; 12174 } 12175 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12176 dumpState.setDump(DumpState.DUMP_PACKAGES); 12177 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12178 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12179 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12180 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12181 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12182 dumpState.setDump(DumpState.DUMP_MESSAGES); 12183 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12184 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12185 } else if ("version".equals(cmd)) { 12186 dumpState.setDump(DumpState.DUMP_VERSION); 12187 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12188 dumpState.setDump(DumpState.DUMP_KEYSETS); 12189 } else if ("write".equals(cmd)) { 12190 synchronized (mPackages) { 12191 mSettings.writeLPr(); 12192 pw.println("Settings written."); 12193 return; 12194 } 12195 } else if ("installs".equals(cmd)) { 12196 dumpState.setDump(DumpState.DUMP_INSTALLS); 12197 } 12198 } 12199 12200 if (checkin) { 12201 pw.println("vers,1"); 12202 } 12203 12204 // reader 12205 synchronized (mPackages) { 12206 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12207 if (!checkin) { 12208 if (dumpState.onTitlePrinted()) 12209 pw.println(); 12210 pw.println("Database versions:"); 12211 pw.print(" SDK Version:"); 12212 pw.print(" internal="); 12213 pw.print(mSettings.mInternalSdkPlatform); 12214 pw.print(" external="); 12215 pw.println(mSettings.mExternalSdkPlatform); 12216 pw.print(" DB Version:"); 12217 pw.print(" internal="); 12218 pw.print(mSettings.mInternalDatabaseVersion); 12219 pw.print(" external="); 12220 pw.println(mSettings.mExternalDatabaseVersion); 12221 } 12222 } 12223 12224 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12225 if (!checkin) { 12226 if (dumpState.onTitlePrinted()) 12227 pw.println(); 12228 pw.println("Verifiers:"); 12229 pw.print(" Required: "); 12230 pw.print(mRequiredVerifierPackage); 12231 pw.print(" (uid="); 12232 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12233 pw.println(")"); 12234 } else if (mRequiredVerifierPackage != null) { 12235 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12236 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12237 } 12238 } 12239 12240 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12241 boolean printedHeader = false; 12242 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12243 while (it.hasNext()) { 12244 String name = it.next(); 12245 SharedLibraryEntry ent = mSharedLibraries.get(name); 12246 if (!checkin) { 12247 if (!printedHeader) { 12248 if (dumpState.onTitlePrinted()) 12249 pw.println(); 12250 pw.println("Libraries:"); 12251 printedHeader = true; 12252 } 12253 pw.print(" "); 12254 } else { 12255 pw.print("lib,"); 12256 } 12257 pw.print(name); 12258 if (!checkin) { 12259 pw.print(" -> "); 12260 } 12261 if (ent.path != null) { 12262 if (!checkin) { 12263 pw.print("(jar) "); 12264 pw.print(ent.path); 12265 } else { 12266 pw.print(",jar,"); 12267 pw.print(ent.path); 12268 } 12269 } else { 12270 if (!checkin) { 12271 pw.print("(apk) "); 12272 pw.print(ent.apk); 12273 } else { 12274 pw.print(",apk,"); 12275 pw.print(ent.apk); 12276 } 12277 } 12278 pw.println(); 12279 } 12280 } 12281 12282 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12283 if (dumpState.onTitlePrinted()) 12284 pw.println(); 12285 if (!checkin) { 12286 pw.println("Features:"); 12287 } 12288 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12289 while (it.hasNext()) { 12290 String name = it.next(); 12291 if (!checkin) { 12292 pw.print(" "); 12293 } else { 12294 pw.print("feat,"); 12295 } 12296 pw.println(name); 12297 } 12298 } 12299 12300 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12301 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12302 : "Activity Resolver Table:", " ", packageName, 12303 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12304 dumpState.setTitlePrinted(true); 12305 } 12306 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12307 : "Receiver Resolver Table:", " ", packageName, 12308 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12309 dumpState.setTitlePrinted(true); 12310 } 12311 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12312 : "Service Resolver Table:", " ", packageName, 12313 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12314 dumpState.setTitlePrinted(true); 12315 } 12316 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12317 : "Provider Resolver Table:", " ", packageName, 12318 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12319 dumpState.setTitlePrinted(true); 12320 } 12321 } 12322 12323 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12324 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12325 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12326 int user = mSettings.mPreferredActivities.keyAt(i); 12327 if (pir.dump(pw, 12328 dumpState.getTitlePrinted() 12329 ? "\nPreferred Activities User " + user + ":" 12330 : "Preferred Activities User " + user + ":", " ", 12331 packageName, true)) { 12332 dumpState.setTitlePrinted(true); 12333 } 12334 } 12335 } 12336 12337 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12338 pw.flush(); 12339 FileOutputStream fout = new FileOutputStream(fd); 12340 BufferedOutputStream str = new BufferedOutputStream(fout); 12341 XmlSerializer serializer = new FastXmlSerializer(); 12342 try { 12343 serializer.setOutput(str, "utf-8"); 12344 serializer.startDocument(null, true); 12345 serializer.setFeature( 12346 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12347 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12348 serializer.endDocument(); 12349 serializer.flush(); 12350 } catch (IllegalArgumentException e) { 12351 pw.println("Failed writing: " + e); 12352 } catch (IllegalStateException e) { 12353 pw.println("Failed writing: " + e); 12354 } catch (IOException e) { 12355 pw.println("Failed writing: " + e); 12356 } 12357 } 12358 12359 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12360 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12361 if (packageName == null) { 12362 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12363 if (iperm == 0) { 12364 if (dumpState.onTitlePrinted()) 12365 pw.println(); 12366 pw.println("AppOp Permissions:"); 12367 } 12368 pw.print(" AppOp Permission "); 12369 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12370 pw.println(":"); 12371 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12372 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12373 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12374 } 12375 } 12376 } 12377 } 12378 12379 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12380 boolean printedSomething = false; 12381 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12382 if (packageName != null && !packageName.equals(p.info.packageName)) { 12383 continue; 12384 } 12385 if (!printedSomething) { 12386 if (dumpState.onTitlePrinted()) 12387 pw.println(); 12388 pw.println("Registered ContentProviders:"); 12389 printedSomething = true; 12390 } 12391 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12392 pw.print(" "); pw.println(p.toString()); 12393 } 12394 printedSomething = false; 12395 for (Map.Entry<String, PackageParser.Provider> entry : 12396 mProvidersByAuthority.entrySet()) { 12397 PackageParser.Provider p = entry.getValue(); 12398 if (packageName != null && !packageName.equals(p.info.packageName)) { 12399 continue; 12400 } 12401 if (!printedSomething) { 12402 if (dumpState.onTitlePrinted()) 12403 pw.println(); 12404 pw.println("ContentProvider Authorities:"); 12405 printedSomething = true; 12406 } 12407 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12408 pw.print(" "); pw.println(p.toString()); 12409 if (p.info != null && p.info.applicationInfo != null) { 12410 final String appInfo = p.info.applicationInfo.toString(); 12411 pw.print(" applicationInfo="); pw.println(appInfo); 12412 } 12413 } 12414 } 12415 12416 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12417 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12418 } 12419 12420 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12421 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12422 } 12423 12424 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12425 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12426 } 12427 12428 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12429 if (dumpState.onTitlePrinted()) pw.println(); 12430 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12431 } 12432 12433 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12434 if (dumpState.onTitlePrinted()) pw.println(); 12435 mSettings.dumpReadMessagesLPr(pw, dumpState); 12436 12437 pw.println(); 12438 pw.println("Package warning messages:"); 12439 final File fname = getSettingsProblemFile(); 12440 FileInputStream in = null; 12441 try { 12442 in = new FileInputStream(fname); 12443 final int avail = in.available(); 12444 final byte[] data = new byte[avail]; 12445 in.read(data); 12446 pw.print(new String(data)); 12447 } catch (FileNotFoundException e) { 12448 } catch (IOException e) { 12449 } finally { 12450 if (in != null) { 12451 try { 12452 in.close(); 12453 } catch (IOException e) { 12454 } 12455 } 12456 } 12457 } 12458 } 12459 } 12460 12461 // ------- apps on sdcard specific code ------- 12462 static final boolean DEBUG_SD_INSTALL = false; 12463 12464 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12465 12466 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12467 12468 private boolean mMediaMounted = false; 12469 12470 static String getEncryptKey() { 12471 try { 12472 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12473 SD_ENCRYPTION_KEYSTORE_NAME); 12474 if (sdEncKey == null) { 12475 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12476 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12477 if (sdEncKey == null) { 12478 Slog.e(TAG, "Failed to create encryption keys"); 12479 return null; 12480 } 12481 } 12482 return sdEncKey; 12483 } catch (NoSuchAlgorithmException nsae) { 12484 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12485 return null; 12486 } catch (IOException ioe) { 12487 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12488 return null; 12489 } 12490 } 12491 12492 /* 12493 * Update media status on PackageManager. 12494 */ 12495 @Override 12496 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12497 int callingUid = Binder.getCallingUid(); 12498 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12499 throw new SecurityException("Media status can only be updated by the system"); 12500 } 12501 // reader; this apparently protects mMediaMounted, but should probably 12502 // be a different lock in that case. 12503 synchronized (mPackages) { 12504 Log.i(TAG, "Updating external media status from " 12505 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12506 + (mediaStatus ? "mounted" : "unmounted")); 12507 if (DEBUG_SD_INSTALL) 12508 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12509 + ", mMediaMounted=" + mMediaMounted); 12510 if (mediaStatus == mMediaMounted) { 12511 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12512 : 0, -1); 12513 mHandler.sendMessage(msg); 12514 return; 12515 } 12516 mMediaMounted = mediaStatus; 12517 } 12518 // Queue up an async operation since the package installation may take a 12519 // little while. 12520 mHandler.post(new Runnable() { 12521 public void run() { 12522 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12523 } 12524 }); 12525 } 12526 12527 /** 12528 * Called by MountService when the initial ASECs to scan are available. 12529 * Should block until all the ASEC containers are finished being scanned. 12530 */ 12531 public void scanAvailableAsecs() { 12532 updateExternalMediaStatusInner(true, false, false); 12533 if (mShouldRestoreconData) { 12534 SELinuxMMAC.setRestoreconDone(); 12535 mShouldRestoreconData = false; 12536 } 12537 } 12538 12539 /* 12540 * Collect information of applications on external media, map them against 12541 * existing containers and update information based on current mount status. 12542 * Please note that we always have to report status if reportStatus has been 12543 * set to true especially when unloading packages. 12544 */ 12545 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12546 boolean externalStorage) { 12547 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12548 int[] uidArr = EmptyArray.INT; 12549 12550 final String[] list = PackageHelper.getSecureContainerList(); 12551 if (ArrayUtils.isEmpty(list)) { 12552 Log.i(TAG, "No secure containers found"); 12553 } else { 12554 // Process list of secure containers and categorize them 12555 // as active or stale based on their package internal state. 12556 12557 // reader 12558 synchronized (mPackages) { 12559 for (String cid : list) { 12560 // Leave stages untouched for now; installer service owns them 12561 if (PackageInstallerService.isStageName(cid)) continue; 12562 12563 if (DEBUG_SD_INSTALL) 12564 Log.i(TAG, "Processing container " + cid); 12565 String pkgName = getAsecPackageName(cid); 12566 if (pkgName == null) { 12567 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12568 continue; 12569 } 12570 if (DEBUG_SD_INSTALL) 12571 Log.i(TAG, "Looking for pkg : " + pkgName); 12572 12573 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12574 if (ps == null) { 12575 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12576 continue; 12577 } 12578 12579 /* 12580 * Skip packages that are not external if we're unmounting 12581 * external storage. 12582 */ 12583 if (externalStorage && !isMounted && !isExternal(ps)) { 12584 continue; 12585 } 12586 12587 final AsecInstallArgs args = new AsecInstallArgs(cid, 12588 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12589 // The package status is changed only if the code path 12590 // matches between settings and the container id. 12591 if (ps.codePathString != null 12592 && ps.codePathString.startsWith(args.getCodePath())) { 12593 if (DEBUG_SD_INSTALL) { 12594 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12595 + " at code path: " + ps.codePathString); 12596 } 12597 12598 // We do have a valid package installed on sdcard 12599 processCids.put(args, ps.codePathString); 12600 final int uid = ps.appId; 12601 if (uid != -1) { 12602 uidArr = ArrayUtils.appendInt(uidArr, uid); 12603 } 12604 } else { 12605 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12606 + ps.codePathString); 12607 } 12608 } 12609 } 12610 12611 Arrays.sort(uidArr); 12612 } 12613 12614 // Process packages with valid entries. 12615 if (isMounted) { 12616 if (DEBUG_SD_INSTALL) 12617 Log.i(TAG, "Loading packages"); 12618 loadMediaPackages(processCids, uidArr); 12619 startCleaningPackages(); 12620 mInstallerService.onSecureContainersAvailable(); 12621 } else { 12622 if (DEBUG_SD_INSTALL) 12623 Log.i(TAG, "Unloading packages"); 12624 unloadMediaPackages(processCids, uidArr, reportStatus); 12625 } 12626 } 12627 12628 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12629 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12630 int size = pkgList.size(); 12631 if (size > 0) { 12632 // Send broadcasts here 12633 Bundle extras = new Bundle(); 12634 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12635 .toArray(new String[size])); 12636 if (uidArr != null) { 12637 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12638 } 12639 if (replacing) { 12640 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12641 } 12642 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12643 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12644 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12645 } 12646 } 12647 12648 /* 12649 * Look at potentially valid container ids from processCids If package 12650 * information doesn't match the one on record or package scanning fails, 12651 * the cid is added to list of removeCids. We currently don't delete stale 12652 * containers. 12653 */ 12654 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12655 ArrayList<String> pkgList = new ArrayList<String>(); 12656 Set<AsecInstallArgs> keys = processCids.keySet(); 12657 12658 for (AsecInstallArgs args : keys) { 12659 String codePath = processCids.get(args); 12660 if (DEBUG_SD_INSTALL) 12661 Log.i(TAG, "Loading container : " + args.cid); 12662 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12663 try { 12664 // Make sure there are no container errors first. 12665 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12666 Slog.e(TAG, "Failed to mount cid : " + args.cid 12667 + " when installing from sdcard"); 12668 continue; 12669 } 12670 // Check code path here. 12671 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12672 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12673 + " does not match one in settings " + codePath); 12674 continue; 12675 } 12676 // Parse package 12677 int parseFlags = mDefParseFlags; 12678 if (args.isExternal()) { 12679 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12680 } 12681 if (args.isFwdLocked()) { 12682 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12683 } 12684 12685 synchronized (mInstallLock) { 12686 PackageParser.Package pkg = null; 12687 try { 12688 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12689 } catch (PackageManagerException e) { 12690 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12691 } 12692 // Scan the package 12693 if (pkg != null) { 12694 /* 12695 * TODO why is the lock being held? doPostInstall is 12696 * called in other places without the lock. This needs 12697 * to be straightened out. 12698 */ 12699 // writer 12700 synchronized (mPackages) { 12701 retCode = PackageManager.INSTALL_SUCCEEDED; 12702 pkgList.add(pkg.packageName); 12703 // Post process args 12704 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12705 pkg.applicationInfo.uid); 12706 } 12707 } else { 12708 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12709 } 12710 } 12711 12712 } finally { 12713 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12714 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12715 } 12716 } 12717 } 12718 // writer 12719 synchronized (mPackages) { 12720 // If the platform SDK has changed since the last time we booted, 12721 // we need to re-grant app permission to catch any new ones that 12722 // appear. This is really a hack, and means that apps can in some 12723 // cases get permissions that the user didn't initially explicitly 12724 // allow... it would be nice to have some better way to handle 12725 // this situation. 12726 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12727 if (regrantPermissions) 12728 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12729 + mSdkVersion + "; regranting permissions for external storage"); 12730 mSettings.mExternalSdkPlatform = mSdkVersion; 12731 12732 // Make sure group IDs have been assigned, and any permission 12733 // changes in other apps are accounted for 12734 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12735 | (regrantPermissions 12736 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12737 : 0)); 12738 12739 mSettings.updateExternalDatabaseVersion(); 12740 12741 // can downgrade to reader 12742 // Persist settings 12743 mSettings.writeLPr(); 12744 } 12745 // Send a broadcast to let everyone know we are done processing 12746 if (pkgList.size() > 0) { 12747 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12748 } 12749 } 12750 12751 /* 12752 * Utility method to unload a list of specified containers 12753 */ 12754 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12755 // Just unmount all valid containers. 12756 for (AsecInstallArgs arg : cidArgs) { 12757 synchronized (mInstallLock) { 12758 arg.doPostDeleteLI(false); 12759 } 12760 } 12761 } 12762 12763 /* 12764 * Unload packages mounted on external media. This involves deleting package 12765 * data from internal structures, sending broadcasts about diabled packages, 12766 * gc'ing to free up references, unmounting all secure containers 12767 * corresponding to packages on external media, and posting a 12768 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12769 * that we always have to post this message if status has been requested no 12770 * matter what. 12771 */ 12772 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12773 final boolean reportStatus) { 12774 if (DEBUG_SD_INSTALL) 12775 Log.i(TAG, "unloading media packages"); 12776 ArrayList<String> pkgList = new ArrayList<String>(); 12777 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12778 final Set<AsecInstallArgs> keys = processCids.keySet(); 12779 for (AsecInstallArgs args : keys) { 12780 String pkgName = args.getPackageName(); 12781 if (DEBUG_SD_INSTALL) 12782 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12783 // Delete package internally 12784 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12785 synchronized (mInstallLock) { 12786 boolean res = deletePackageLI(pkgName, null, false, null, null, 12787 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12788 if (res) { 12789 pkgList.add(pkgName); 12790 } else { 12791 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12792 failedList.add(args); 12793 } 12794 } 12795 } 12796 12797 // reader 12798 synchronized (mPackages) { 12799 // We didn't update the settings after removing each package; 12800 // write them now for all packages. 12801 mSettings.writeLPr(); 12802 } 12803 12804 // We have to absolutely send UPDATED_MEDIA_STATUS only 12805 // after confirming that all the receivers processed the ordered 12806 // broadcast when packages get disabled, force a gc to clean things up. 12807 // and unload all the containers. 12808 if (pkgList.size() > 0) { 12809 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12810 new IIntentReceiver.Stub() { 12811 public void performReceive(Intent intent, int resultCode, String data, 12812 Bundle extras, boolean ordered, boolean sticky, 12813 int sendingUser) throws RemoteException { 12814 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12815 reportStatus ? 1 : 0, 1, keys); 12816 mHandler.sendMessage(msg); 12817 } 12818 }); 12819 } else { 12820 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12821 keys); 12822 mHandler.sendMessage(msg); 12823 } 12824 } 12825 12826 /** Binder call */ 12827 @Override 12828 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12829 final int flags) { 12830 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12831 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12832 int returnCode = PackageManager.MOVE_SUCCEEDED; 12833 int currInstallFlags = 0; 12834 int newInstallFlags = 0; 12835 12836 File codeFile = null; 12837 String installerPackageName = null; 12838 String packageAbiOverride = null; 12839 12840 // reader 12841 synchronized (mPackages) { 12842 final PackageParser.Package pkg = mPackages.get(packageName); 12843 final PackageSetting ps = mSettings.mPackages.get(packageName); 12844 if (pkg == null || ps == null) { 12845 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12846 } else { 12847 // Disable moving fwd locked apps and system packages 12848 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12849 Slog.w(TAG, "Cannot move system application"); 12850 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12851 } else if (pkg.mOperationPending) { 12852 Slog.w(TAG, "Attempt to move package which has pending operations"); 12853 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12854 } else { 12855 // Find install location first 12856 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12857 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12858 Slog.w(TAG, "Ambigous flags specified for move location."); 12859 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12860 } else { 12861 newInstallFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12862 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12863 currInstallFlags = isExternal(pkg) 12864 ? PackageManager.INSTALL_EXTERNAL : PackageManager.INSTALL_INTERNAL; 12865 12866 if (newInstallFlags == currInstallFlags) { 12867 Slog.w(TAG, "No move required. Trying to move to same location"); 12868 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12869 } else { 12870 if (isForwardLocked(pkg)) { 12871 currInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12872 newInstallFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12873 } 12874 } 12875 } 12876 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12877 pkg.mOperationPending = true; 12878 } 12879 } 12880 12881 codeFile = new File(pkg.codePath); 12882 installerPackageName = ps.installerPackageName; 12883 packageAbiOverride = ps.cpuAbiOverrideString; 12884 } 12885 } 12886 12887 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12888 try { 12889 observer.packageMoved(packageName, returnCode); 12890 } catch (RemoteException ignored) { 12891 } 12892 return; 12893 } 12894 12895 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 12896 @Override 12897 public void onUserActionRequired(Intent intent) throws RemoteException { 12898 throw new IllegalStateException(); 12899 } 12900 12901 @Override 12902 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 12903 Bundle extras) throws RemoteException { 12904 Slog.d(TAG, "Install result for move: " 12905 + PackageManager.installStatusToString(returnCode, msg)); 12906 12907 // We usually have a new package now after the install, but if 12908 // we failed we need to clear the pending flag on the original 12909 // package object. 12910 synchronized (mPackages) { 12911 final PackageParser.Package pkg = mPackages.get(packageName); 12912 if (pkg != null) { 12913 pkg.mOperationPending = false; 12914 } 12915 } 12916 12917 final int status = PackageManager.installStatusToPublicStatus(returnCode); 12918 switch (status) { 12919 case PackageInstaller.STATUS_SUCCESS: 12920 observer.packageMoved(packageName, PackageManager.MOVE_SUCCEEDED); 12921 break; 12922 case PackageInstaller.STATUS_FAILURE_STORAGE: 12923 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 12924 break; 12925 default: 12926 observer.packageMoved(packageName, PackageManager.MOVE_FAILED_INTERNAL_ERROR); 12927 break; 12928 } 12929 } 12930 }; 12931 12932 // Treat a move like reinstalling an existing app, which ensures that we 12933 // process everythign uniformly, like unpacking native libraries. 12934 newInstallFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 12935 12936 final Message msg = mHandler.obtainMessage(INIT_COPY); 12937 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 12938 msg.obj = new InstallParams(origin, installObserver, newInstallFlags, 12939 installerPackageName, null, user, packageAbiOverride); 12940 mHandler.sendMessage(msg); 12941 } 12942 12943 @Override 12944 public boolean setInstallLocation(int loc) { 12945 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12946 null); 12947 if (getInstallLocation() == loc) { 12948 return true; 12949 } 12950 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12951 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12952 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12953 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12954 return true; 12955 } 12956 return false; 12957 } 12958 12959 @Override 12960 public int getInstallLocation() { 12961 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12962 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12963 PackageHelper.APP_INSTALL_AUTO); 12964 } 12965 12966 /** Called by UserManagerService */ 12967 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 12968 mDirtyUsers.remove(userHandle); 12969 mSettings.removeUserLPw(userHandle); 12970 mPendingBroadcasts.remove(userHandle); 12971 if (mInstaller != null) { 12972 // Technically, we shouldn't be doing this with the package lock 12973 // held. However, this is very rare, and there is already so much 12974 // other disk I/O going on, that we'll let it slide for now. 12975 mInstaller.removeUserDataDirs(userHandle); 12976 } 12977 mUserNeedsBadging.delete(userHandle); 12978 removeUnusedPackagesLILPw(userManager, userHandle); 12979 } 12980 12981 /** 12982 * We're removing userHandle and would like to remove any downloaded packages 12983 * that are no longer in use by any other user. 12984 * @param userHandle the user being removed 12985 */ 12986 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 12987 final boolean DEBUG_CLEAN_APKS = false; 12988 int [] users = userManager.getUserIdsLPr(); 12989 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 12990 while (psit.hasNext()) { 12991 PackageSetting ps = psit.next(); 12992 final String packageName = ps.pkg.packageName; 12993 // Skip over if system app 12994 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12995 continue; 12996 } 12997 if (DEBUG_CLEAN_APKS) { 12998 Slog.i(TAG, "Checking package " + packageName); 12999 } 13000 boolean keep = false; 13001 for (int i = 0; i < users.length; i++) { 13002 if (users[i] != userHandle && ps.getInstalled(users[i])) { 13003 keep = true; 13004 if (DEBUG_CLEAN_APKS) { 13005 Slog.i(TAG, " Keeping package " + packageName + " for user " 13006 + users[i]); 13007 } 13008 break; 13009 } 13010 } 13011 if (!keep) { 13012 if (DEBUG_CLEAN_APKS) { 13013 Slog.i(TAG, " Removing package " + packageName); 13014 } 13015 mHandler.post(new Runnable() { 13016 public void run() { 13017 deletePackageX(packageName, userHandle, 0); 13018 } //end run 13019 }); 13020 } 13021 } 13022 } 13023 13024 /** Called by UserManagerService */ 13025 void createNewUserLILPw(int userHandle, File path) { 13026 if (mInstaller != null) { 13027 mInstaller.createUserConfig(userHandle); 13028 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13029 } 13030 } 13031 13032 @Override 13033 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13034 mContext.enforceCallingOrSelfPermission( 13035 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13036 "Only package verification agents can read the verifier device identity"); 13037 13038 synchronized (mPackages) { 13039 return mSettings.getVerifierDeviceIdentityLPw(); 13040 } 13041 } 13042 13043 @Override 13044 public void setPermissionEnforced(String permission, boolean enforced) { 13045 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13046 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13047 synchronized (mPackages) { 13048 if (mSettings.mReadExternalStorageEnforced == null 13049 || mSettings.mReadExternalStorageEnforced != enforced) { 13050 mSettings.mReadExternalStorageEnforced = enforced; 13051 mSettings.writeLPr(); 13052 } 13053 } 13054 // kill any non-foreground processes so we restart them and 13055 // grant/revoke the GID. 13056 final IActivityManager am = ActivityManagerNative.getDefault(); 13057 if (am != null) { 13058 final long token = Binder.clearCallingIdentity(); 13059 try { 13060 am.killProcessesBelowForeground("setPermissionEnforcement"); 13061 } catch (RemoteException e) { 13062 } finally { 13063 Binder.restoreCallingIdentity(token); 13064 } 13065 } 13066 } else { 13067 throw new IllegalArgumentException("No selective enforcement for " + permission); 13068 } 13069 } 13070 13071 @Override 13072 @Deprecated 13073 public boolean isPermissionEnforced(String permission) { 13074 return true; 13075 } 13076 13077 @Override 13078 public boolean isStorageLow() { 13079 final long token = Binder.clearCallingIdentity(); 13080 try { 13081 final DeviceStorageMonitorInternal 13082 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13083 if (dsm != null) { 13084 return dsm.isMemoryLow(); 13085 } else { 13086 return false; 13087 } 13088 } finally { 13089 Binder.restoreCallingIdentity(token); 13090 } 13091 } 13092 13093 @Override 13094 public IPackageInstaller getPackageInstaller() { 13095 return mInstallerService; 13096 } 13097 13098 private boolean userNeedsBadging(int userId) { 13099 int index = mUserNeedsBadging.indexOfKey(userId); 13100 if (index < 0) { 13101 final UserInfo userInfo; 13102 final long token = Binder.clearCallingIdentity(); 13103 try { 13104 userInfo = sUserManager.getUserInfo(userId); 13105 } finally { 13106 Binder.restoreCallingIdentity(token); 13107 } 13108 final boolean b; 13109 if (userInfo != null && userInfo.isManagedProfile()) { 13110 b = true; 13111 } else { 13112 b = false; 13113 } 13114 mUserNeedsBadging.put(userId, b); 13115 return b; 13116 } 13117 return mUserNeedsBadging.valueAt(index); 13118 } 13119 13120 @Override 13121 public KeySet getKeySetByAlias(String packageName, String alias) { 13122 if (packageName == null || alias == null) { 13123 return null; 13124 } 13125 synchronized(mPackages) { 13126 final PackageParser.Package pkg = mPackages.get(packageName); 13127 if (pkg == null) { 13128 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13129 throw new IllegalArgumentException("Unknown package: " + packageName); 13130 } 13131 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13132 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 13133 } 13134 } 13135 13136 @Override 13137 public KeySet getSigningKeySet(String packageName) { 13138 if (packageName == null) { 13139 return null; 13140 } 13141 synchronized(mPackages) { 13142 final PackageParser.Package pkg = mPackages.get(packageName); 13143 if (pkg == null) { 13144 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13145 throw new IllegalArgumentException("Unknown package: " + packageName); 13146 } 13147 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13148 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13149 throw new SecurityException("May not access signing KeySet of other apps."); 13150 } 13151 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13152 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 13153 } 13154 } 13155 13156 @Override 13157 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 13158 if (packageName == null || ks == null) { 13159 return false; 13160 } 13161 synchronized(mPackages) { 13162 final PackageParser.Package pkg = mPackages.get(packageName); 13163 if (pkg == null) { 13164 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13165 throw new IllegalArgumentException("Unknown package: " + packageName); 13166 } 13167 IBinder ksh = ks.getToken(); 13168 if (ksh instanceof KeySetHandle) { 13169 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13170 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 13171 } 13172 return false; 13173 } 13174 } 13175 13176 @Override 13177 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 13178 if (packageName == null || ks == null) { 13179 return false; 13180 } 13181 synchronized(mPackages) { 13182 final PackageParser.Package pkg = mPackages.get(packageName); 13183 if (pkg == null) { 13184 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13185 throw new IllegalArgumentException("Unknown package: " + packageName); 13186 } 13187 IBinder ksh = ks.getToken(); 13188 if (ksh instanceof KeySetHandle) { 13189 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13190 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 13191 } 13192 return false; 13193 } 13194 } 13195} 13196