PackageManagerService.java revision d68f83cc478a8ec501d0a5a08a2a737355bee89a
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.ManifestDigest; 108import android.content.pm.PackageCleanItem; 109import android.content.pm.PackageInfo; 110import android.content.pm.PackageInfoLite; 111import android.content.pm.PackageInstaller; 112import android.content.pm.PackageManager; 113import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 114import android.content.pm.PackageParser.ActivityIntentInfo; 115import android.content.pm.PackageParser.PackageLite; 116import android.content.pm.PackageParser.PackageParserException; 117import android.content.pm.PackageParser; 118import android.content.pm.PackageStats; 119import android.content.pm.PackageUserState; 120import android.content.pm.ParceledListSlice; 121import android.content.pm.PermissionGroupInfo; 122import android.content.pm.PermissionInfo; 123import android.content.pm.ProviderInfo; 124import android.content.pm.ResolveInfo; 125import android.content.pm.ServiceInfo; 126import android.content.pm.Signature; 127import android.content.pm.UserInfo; 128import android.content.pm.VerificationParams; 129import android.content.pm.VerifierDeviceIdentity; 130import android.content.pm.VerifierInfo; 131import android.content.res.Resources; 132import android.hardware.display.DisplayManager; 133import android.net.Uri; 134import android.os.Binder; 135import android.os.Build; 136import android.os.Bundle; 137import android.os.Environment; 138import android.os.Environment.UserEnvironment; 139import android.os.storage.StorageManager; 140import android.os.FileUtils; 141import android.os.Handler; 142import android.os.IBinder; 143import android.os.Looper; 144import android.os.Message; 145import android.os.Parcel; 146import android.os.ParcelFileDescriptor; 147import android.os.Process; 148import android.os.RemoteException; 149import android.os.SELinux; 150import android.os.ServiceManager; 151import android.os.SystemClock; 152import android.os.SystemProperties; 153import android.os.UserHandle; 154import android.os.UserManager; 155import android.security.KeyStore; 156import android.security.SystemKeyStore; 157import android.system.ErrnoException; 158import android.system.Os; 159import android.system.StructStat; 160import android.text.TextUtils; 161import android.util.ArraySet; 162import android.util.AtomicFile; 163import android.util.DisplayMetrics; 164import android.util.EventLog; 165import android.util.ExceptionUtils; 166import android.util.Log; 167import android.util.LogPrinter; 168import android.util.PrintStreamPrinter; 169import android.util.Slog; 170import android.util.SparseArray; 171import android.util.SparseBooleanArray; 172import android.view.Display; 173 174import java.io.BufferedInputStream; 175import java.io.BufferedOutputStream; 176import java.io.File; 177import java.io.FileDescriptor; 178import java.io.FileInputStream; 179import java.io.FileNotFoundException; 180import java.io.FileOutputStream; 181import java.io.FilenameFilter; 182import java.io.IOException; 183import java.io.InputStream; 184import java.io.PrintWriter; 185import java.nio.charset.StandardCharsets; 186import java.security.NoSuchAlgorithmException; 187import java.security.PublicKey; 188import java.security.cert.CertificateEncodingException; 189import java.security.cert.CertificateException; 190import java.text.SimpleDateFormat; 191import java.util.ArrayList; 192import java.util.Arrays; 193import java.util.Collection; 194import java.util.Collections; 195import java.util.Comparator; 196import java.util.Date; 197import java.util.HashMap; 198import java.util.HashSet; 199import java.util.Iterator; 200import java.util.List; 201import java.util.Map; 202import java.util.Set; 203import java.util.concurrent.atomic.AtomicBoolean; 204import java.util.concurrent.atomic.AtomicLong; 205 206import dalvik.system.DexFile; 207import dalvik.system.StaleDexCacheError; 208import dalvik.system.VMRuntime; 209 210import libcore.io.IoUtils; 211import libcore.util.EmptyArray; 212 213/** 214 * Keep track of all those .apks everywhere. 215 * 216 * This is very central to the platform's security; please run the unit 217 * tests whenever making modifications here: 218 * 219mmm frameworks/base/tests/AndroidTests 220adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 221adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 222 * 223 * {@hide} 224 */ 225public class PackageManagerService extends IPackageManager.Stub { 226 static final String TAG = "PackageManager"; 227 static final boolean DEBUG_SETTINGS = false; 228 static final boolean DEBUG_PREFERRED = false; 229 static final boolean DEBUG_UPGRADE = false; 230 private static final boolean DEBUG_INSTALL = false; 231 private static final boolean DEBUG_REMOVE = false; 232 private static final boolean DEBUG_BROADCASTS = false; 233 private static final boolean DEBUG_SHOW_INFO = false; 234 private static final boolean DEBUG_PACKAGE_INFO = false; 235 private static final boolean DEBUG_INTENT_MATCHING = false; 236 private static final boolean DEBUG_PACKAGE_SCANNING = false; 237 private static final boolean DEBUG_VERIFY = false; 238 private static final boolean DEBUG_DEXOPT = false; 239 private static final boolean DEBUG_ABI_SELECTION = false; 240 241 private static final int RADIO_UID = Process.PHONE_UID; 242 private static final int LOG_UID = Process.LOG_UID; 243 private static final int NFC_UID = Process.NFC_UID; 244 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 245 private static final int SHELL_UID = Process.SHELL_UID; 246 247 // Cap the size of permission trees that 3rd party apps can define 248 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 249 250 // Suffix used during package installation when copying/moving 251 // package apks to install directory. 252 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 253 254 static final int SCAN_MONITOR = 1<<0; 255 static final int SCAN_NO_DEX = 1<<1; 256 static final int SCAN_FORCE_DEX = 1<<2; 257 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 258 static final int SCAN_NEW_INSTALL = 1<<4; 259 static final int SCAN_NO_PATHS = 1<<5; 260 static final int SCAN_UPDATE_TIME = 1<<6; 261 static final int SCAN_DEFER_DEX = 1<<7; 262 static final int SCAN_BOOTING = 1<<8; 263 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 264 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 265 266 static final int REMOVE_CHATTY = 1<<16; 267 268 /** 269 * Timeout (in milliseconds) after which the watchdog should declare that 270 * our handler thread is wedged. The usual default for such things is one 271 * minute but we sometimes do very lengthy I/O operations on this thread, 272 * such as installing multi-gigabyte applications, so ours needs to be longer. 273 */ 274 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 275 276 /** 277 * Whether verification is enabled by default. 278 */ 279 private static final boolean DEFAULT_VERIFY_ENABLE = true; 280 281 /** 282 * The default maximum time to wait for the verification agent to return in 283 * milliseconds. 284 */ 285 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 286 287 /** 288 * The default response for package verification timeout. 289 * 290 * This can be either PackageManager.VERIFICATION_ALLOW or 291 * PackageManager.VERIFICATION_REJECT. 292 */ 293 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 294 295 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 296 297 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 298 DEFAULT_CONTAINER_PACKAGE, 299 "com.android.defcontainer.DefaultContainerService"); 300 301 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 302 303 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 304 305 private static String sPreferredInstructionSet; 306 307 final ServiceThread mHandlerThread; 308 309 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 310 private static final String IDMAP_SUFFIX = "@idmap"; 311 312 final PackageHandler mHandler; 313 314 final int mSdkVersion = Build.VERSION.SDK_INT; 315 316 final Context mContext; 317 final boolean mFactoryTest; 318 final boolean mOnlyCore; 319 final DisplayMetrics mMetrics; 320 final int mDefParseFlags; 321 final String[] mSeparateProcesses; 322 323 // This is where all application persistent data goes. 324 final File mAppDataDir; 325 326 // This is where all application persistent data goes for secondary users. 327 final File mUserAppDataDir; 328 329 /** The location for ASEC container files on internal storage. */ 330 final String mAsecInternalPath; 331 332 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 333 // LOCK HELD. Can be called with mInstallLock held. 334 final Installer mInstaller; 335 336 /** Directory where installed third-party apps stored */ 337 final File mAppInstallDir; 338 339 /** 340 * Directory to which applications installed internally have their 341 * 32 bit native libraries copied. 342 */ 343 private File mAppLib32InstallDir; 344 345 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 346 // apps. 347 final File mDrmAppPrivateInstallDir; 348 349 // ---------------------------------------------------------------- 350 351 // Lock for state used when installing and doing other long running 352 // operations. Methods that must be called with this lock held have 353 // the suffix "LI". 354 final Object mInstallLock = new Object(); 355 356 // These are the directories in the 3rd party applications installed dir 357 // that we have currently loaded packages from. Keys are the application's 358 // installed zip file (absolute codePath), and values are Package. 359 final HashMap<String, PackageParser.Package> mAppDirs = 360 new HashMap<String, PackageParser.Package>(); 361 362 // ---------------------------------------------------------------- 363 364 // Keys are String (package name), values are Package. This also serves 365 // as the lock for the global state. Methods that must be called with 366 // this lock held have the prefix "LP". 367 final HashMap<String, PackageParser.Package> mPackages = 368 new HashMap<String, PackageParser.Package>(); 369 370 // Tracks available target package names -> overlay package paths. 371 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 372 new HashMap<String, HashMap<String, PackageParser.Package>>(); 373 374 final Settings mSettings; 375 boolean mRestoredSettings; 376 377 // System configuration read by SystemConfig. 378 final int[] mGlobalGids; 379 final SparseArray<HashSet<String>> mSystemPermissions; 380 final HashMap<String, FeatureInfo> mAvailableFeatures; 381 382 // If mac_permissions.xml was found for seinfo labeling. 383 boolean mFoundPolicyFile; 384 385 // If a recursive restorecon of /data/data/<pkg> is needed. 386 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 387 388 public static final class SharedLibraryEntry { 389 public final String path; 390 public final String apk; 391 392 SharedLibraryEntry(String _path, String _apk) { 393 path = _path; 394 apk = _apk; 395 } 396 } 397 398 // Currently known shared libraries. 399 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 400 new HashMap<String, SharedLibraryEntry>(); 401 402 // All available activities, for your resolving pleasure. 403 final ActivityIntentResolver mActivities = 404 new ActivityIntentResolver(); 405 406 // All available receivers, for your resolving pleasure. 407 final ActivityIntentResolver mReceivers = 408 new ActivityIntentResolver(); 409 410 // All available services, for your resolving pleasure. 411 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 412 413 // All available providers, for your resolving pleasure. 414 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 415 416 // Mapping from provider base names (first directory in content URI codePath) 417 // to the provider information. 418 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 419 new HashMap<String, PackageParser.Provider>(); 420 421 // Mapping from instrumentation class names to info about them. 422 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 423 new HashMap<ComponentName, PackageParser.Instrumentation>(); 424 425 // Mapping from permission names to info about them. 426 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 427 new HashMap<String, PackageParser.PermissionGroup>(); 428 429 // Packages whose data we have transfered into another package, thus 430 // should no longer exist. 431 final HashSet<String> mTransferedPackages = new HashSet<String>(); 432 433 // Broadcast actions that are only available to the system. 434 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 435 436 /** List of packages waiting for verification. */ 437 final SparseArray<PackageVerificationState> mPendingVerification 438 = new SparseArray<PackageVerificationState>(); 439 440 /** Set of packages associated with each app op permission. */ 441 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 442 443 final PackageInstallerService mInstallerService; 444 445 HashSet<PackageParser.Package> mDeferredDexOpt = null; 446 447 // Cache of users who need badging. 448 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 449 450 /** Token for keys in mPendingVerification. */ 451 private int mPendingVerificationToken = 0; 452 453 boolean mSystemReady; 454 boolean mSafeMode; 455 boolean mHasSystemUidErrors; 456 457 ApplicationInfo mAndroidApplication; 458 final ActivityInfo mResolveActivity = new ActivityInfo(); 459 final ResolveInfo mResolveInfo = new ResolveInfo(); 460 ComponentName mResolveComponentName; 461 PackageParser.Package mPlatformPackage; 462 ComponentName mCustomResolverComponentName; 463 464 boolean mResolverReplaced = false; 465 466 // Set of pending broadcasts for aggregating enable/disable of components. 467 static class PendingPackageBroadcasts { 468 // for each user id, a map of <package name -> components within that package> 469 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 470 471 public PendingPackageBroadcasts() { 472 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 473 } 474 475 public ArrayList<String> get(int userId, String packageName) { 476 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 477 return packages.get(packageName); 478 } 479 480 public void put(int userId, String packageName, ArrayList<String> components) { 481 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 482 packages.put(packageName, components); 483 } 484 485 public void remove(int userId, String packageName) { 486 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 487 if (packages != null) { 488 packages.remove(packageName); 489 } 490 } 491 492 public void remove(int userId) { 493 mUidMap.remove(userId); 494 } 495 496 public int userIdCount() { 497 return mUidMap.size(); 498 } 499 500 public int userIdAt(int n) { 501 return mUidMap.keyAt(n); 502 } 503 504 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 505 return mUidMap.get(userId); 506 } 507 508 public int size() { 509 // total number of pending broadcast entries across all userIds 510 int num = 0; 511 for (int i = 0; i< mUidMap.size(); i++) { 512 num += mUidMap.valueAt(i).size(); 513 } 514 return num; 515 } 516 517 public void clear() { 518 mUidMap.clear(); 519 } 520 521 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 522 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 523 if (map == null) { 524 map = new HashMap<String, ArrayList<String>>(); 525 mUidMap.put(userId, map); 526 } 527 return map; 528 } 529 } 530 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 531 532 // Service Connection to remote media container service to copy 533 // package uri's from external media onto secure containers 534 // or internal storage. 535 private IMediaContainerService mContainerService = null; 536 537 static final int SEND_PENDING_BROADCAST = 1; 538 static final int MCS_BOUND = 3; 539 static final int END_COPY = 4; 540 static final int INIT_COPY = 5; 541 static final int MCS_UNBIND = 6; 542 static final int START_CLEANING_PACKAGE = 7; 543 static final int FIND_INSTALL_LOC = 8; 544 static final int POST_INSTALL = 9; 545 static final int MCS_RECONNECT = 10; 546 static final int MCS_GIVE_UP = 11; 547 static final int UPDATED_MEDIA_STATUS = 12; 548 static final int WRITE_SETTINGS = 13; 549 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 550 static final int PACKAGE_VERIFIED = 15; 551 static final int CHECK_PENDING_VERIFICATION = 16; 552 553 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 554 555 // Delay time in millisecs 556 static final int BROADCAST_DELAY = 10 * 1000; 557 558 static UserManagerService sUserManager; 559 560 // Stores a list of users whose package restrictions file needs to be updated 561 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 562 563 final private DefaultContainerConnection mDefContainerConn = 564 new DefaultContainerConnection(); 565 class DefaultContainerConnection implements ServiceConnection { 566 public void onServiceConnected(ComponentName name, IBinder service) { 567 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 568 IMediaContainerService imcs = 569 IMediaContainerService.Stub.asInterface(service); 570 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 571 } 572 573 public void onServiceDisconnected(ComponentName name) { 574 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 575 } 576 }; 577 578 // Recordkeeping of restore-after-install operations that are currently in flight 579 // between the Package Manager and the Backup Manager 580 class PostInstallData { 581 public InstallArgs args; 582 public PackageInstalledInfo res; 583 584 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 585 args = _a; 586 res = _r; 587 } 588 }; 589 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 590 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 591 592 private final String mRequiredVerifierPackage; 593 594 private final PackageUsage mPackageUsage = new PackageUsage(); 595 596 private class PackageUsage { 597 private static final int WRITE_INTERVAL 598 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 599 600 private final Object mFileLock = new Object(); 601 private final AtomicLong mLastWritten = new AtomicLong(0); 602 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 603 604 private boolean mIsHistoricalPackageUsageAvailable = true; 605 606 boolean isHistoricalPackageUsageAvailable() { 607 return mIsHistoricalPackageUsageAvailable; 608 } 609 610 void write(boolean force) { 611 if (force) { 612 writeInternal(); 613 return; 614 } 615 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 616 && !DEBUG_DEXOPT) { 617 return; 618 } 619 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 620 new Thread("PackageUsage_DiskWriter") { 621 @Override 622 public void run() { 623 try { 624 writeInternal(); 625 } finally { 626 mBackgroundWriteRunning.set(false); 627 } 628 } 629 }.start(); 630 } 631 } 632 633 private void writeInternal() { 634 synchronized (mPackages) { 635 synchronized (mFileLock) { 636 AtomicFile file = getFile(); 637 FileOutputStream f = null; 638 try { 639 f = file.startWrite(); 640 BufferedOutputStream out = new BufferedOutputStream(f); 641 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 642 StringBuilder sb = new StringBuilder(); 643 for (PackageParser.Package pkg : mPackages.values()) { 644 if (pkg.mLastPackageUsageTimeInMills == 0) { 645 continue; 646 } 647 sb.setLength(0); 648 sb.append(pkg.packageName); 649 sb.append(' '); 650 sb.append((long)pkg.mLastPackageUsageTimeInMills); 651 sb.append('\n'); 652 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 653 } 654 out.flush(); 655 file.finishWrite(f); 656 } catch (IOException e) { 657 if (f != null) { 658 file.failWrite(f); 659 } 660 Log.e(TAG, "Failed to write package usage times", e); 661 } 662 } 663 } 664 mLastWritten.set(SystemClock.elapsedRealtime()); 665 } 666 667 void readLP() { 668 synchronized (mFileLock) { 669 AtomicFile file = getFile(); 670 BufferedInputStream in = null; 671 try { 672 in = new BufferedInputStream(file.openRead()); 673 StringBuffer sb = new StringBuffer(); 674 while (true) { 675 String packageName = readToken(in, sb, ' '); 676 if (packageName == null) { 677 break; 678 } 679 String timeInMillisString = readToken(in, sb, '\n'); 680 if (timeInMillisString == null) { 681 throw new IOException("Failed to find last usage time for package " 682 + packageName); 683 } 684 PackageParser.Package pkg = mPackages.get(packageName); 685 if (pkg == null) { 686 continue; 687 } 688 long timeInMillis; 689 try { 690 timeInMillis = Long.parseLong(timeInMillisString.toString()); 691 } catch (NumberFormatException e) { 692 throw new IOException("Failed to parse " + timeInMillisString 693 + " as a long.", e); 694 } 695 pkg.mLastPackageUsageTimeInMills = timeInMillis; 696 } 697 } catch (FileNotFoundException expected) { 698 mIsHistoricalPackageUsageAvailable = false; 699 } catch (IOException e) { 700 Log.w(TAG, "Failed to read package usage times", e); 701 } finally { 702 IoUtils.closeQuietly(in); 703 } 704 } 705 mLastWritten.set(SystemClock.elapsedRealtime()); 706 } 707 708 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 709 throws IOException { 710 sb.setLength(0); 711 while (true) { 712 int ch = in.read(); 713 if (ch == -1) { 714 if (sb.length() == 0) { 715 return null; 716 } 717 throw new IOException("Unexpected EOF"); 718 } 719 if (ch == endOfToken) { 720 return sb.toString(); 721 } 722 sb.append((char)ch); 723 } 724 } 725 726 private AtomicFile getFile() { 727 File dataDir = Environment.getDataDirectory(); 728 File systemDir = new File(dataDir, "system"); 729 File fname = new File(systemDir, "package-usage.list"); 730 return new AtomicFile(fname); 731 } 732 } 733 734 class PackageHandler extends Handler { 735 private boolean mBound = false; 736 final ArrayList<HandlerParams> mPendingInstalls = 737 new ArrayList<HandlerParams>(); 738 739 private boolean connectToService() { 740 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 741 " DefaultContainerService"); 742 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 743 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 744 if (mContext.bindServiceAsUser(service, mDefContainerConn, 745 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 746 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 747 mBound = true; 748 return true; 749 } 750 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 751 return false; 752 } 753 754 private void disconnectService() { 755 mContainerService = null; 756 mBound = false; 757 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 758 mContext.unbindService(mDefContainerConn); 759 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 760 } 761 762 PackageHandler(Looper looper) { 763 super(looper); 764 } 765 766 public void handleMessage(Message msg) { 767 try { 768 doHandleMessage(msg); 769 } finally { 770 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 771 } 772 } 773 774 void doHandleMessage(Message msg) { 775 switch (msg.what) { 776 case INIT_COPY: { 777 HandlerParams params = (HandlerParams) msg.obj; 778 int idx = mPendingInstalls.size(); 779 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 780 // If a bind was already initiated we dont really 781 // need to do anything. The pending install 782 // will be processed later on. 783 if (!mBound) { 784 // If this is the only one pending we might 785 // have to bind to the service again. 786 if (!connectToService()) { 787 Slog.e(TAG, "Failed to bind to media container service"); 788 params.serviceError(); 789 return; 790 } else { 791 // Once we bind to the service, the first 792 // pending request will be processed. 793 mPendingInstalls.add(idx, params); 794 } 795 } else { 796 mPendingInstalls.add(idx, params); 797 // Already bound to the service. Just make 798 // sure we trigger off processing the first request. 799 if (idx == 0) { 800 mHandler.sendEmptyMessage(MCS_BOUND); 801 } 802 } 803 break; 804 } 805 case MCS_BOUND: { 806 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 807 if (msg.obj != null) { 808 mContainerService = (IMediaContainerService) msg.obj; 809 } 810 if (mContainerService == null) { 811 // Something seriously wrong. Bail out 812 Slog.e(TAG, "Cannot bind to media container service"); 813 for (HandlerParams params : mPendingInstalls) { 814 // Indicate service bind error 815 params.serviceError(); 816 } 817 mPendingInstalls.clear(); 818 } else if (mPendingInstalls.size() > 0) { 819 HandlerParams params = mPendingInstalls.get(0); 820 if (params != null) { 821 if (params.startCopy()) { 822 // We are done... look for more work or to 823 // go idle. 824 if (DEBUG_SD_INSTALL) Log.i(TAG, 825 "Checking for more work or unbind..."); 826 // Delete pending install 827 if (mPendingInstalls.size() > 0) { 828 mPendingInstalls.remove(0); 829 } 830 if (mPendingInstalls.size() == 0) { 831 if (mBound) { 832 if (DEBUG_SD_INSTALL) Log.i(TAG, 833 "Posting delayed MCS_UNBIND"); 834 removeMessages(MCS_UNBIND); 835 Message ubmsg = obtainMessage(MCS_UNBIND); 836 // Unbind after a little delay, to avoid 837 // continual thrashing. 838 sendMessageDelayed(ubmsg, 10000); 839 } 840 } else { 841 // There are more pending requests in queue. 842 // Just post MCS_BOUND message to trigger processing 843 // of next pending install. 844 if (DEBUG_SD_INSTALL) Log.i(TAG, 845 "Posting MCS_BOUND for next work"); 846 mHandler.sendEmptyMessage(MCS_BOUND); 847 } 848 } 849 } 850 } else { 851 // Should never happen ideally. 852 Slog.w(TAG, "Empty queue"); 853 } 854 break; 855 } 856 case MCS_RECONNECT: { 857 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 858 if (mPendingInstalls.size() > 0) { 859 if (mBound) { 860 disconnectService(); 861 } 862 if (!connectToService()) { 863 Slog.e(TAG, "Failed to bind to media container service"); 864 for (HandlerParams params : mPendingInstalls) { 865 // Indicate service bind error 866 params.serviceError(); 867 } 868 mPendingInstalls.clear(); 869 } 870 } 871 break; 872 } 873 case MCS_UNBIND: { 874 // If there is no actual work left, then time to unbind. 875 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 876 877 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 878 if (mBound) { 879 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 880 881 disconnectService(); 882 } 883 } else if (mPendingInstalls.size() > 0) { 884 // There are more pending requests in queue. 885 // Just post MCS_BOUND message to trigger processing 886 // of next pending install. 887 mHandler.sendEmptyMessage(MCS_BOUND); 888 } 889 890 break; 891 } 892 case MCS_GIVE_UP: { 893 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 894 mPendingInstalls.remove(0); 895 break; 896 } 897 case SEND_PENDING_BROADCAST: { 898 String packages[]; 899 ArrayList<String> components[]; 900 int size = 0; 901 int uids[]; 902 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 903 synchronized (mPackages) { 904 if (mPendingBroadcasts == null) { 905 return; 906 } 907 size = mPendingBroadcasts.size(); 908 if (size <= 0) { 909 // Nothing to be done. Just return 910 return; 911 } 912 packages = new String[size]; 913 components = new ArrayList[size]; 914 uids = new int[size]; 915 int i = 0; // filling out the above arrays 916 917 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 918 int packageUserId = mPendingBroadcasts.userIdAt(n); 919 Iterator<Map.Entry<String, ArrayList<String>>> it 920 = mPendingBroadcasts.packagesForUserId(packageUserId) 921 .entrySet().iterator(); 922 while (it.hasNext() && i < size) { 923 Map.Entry<String, ArrayList<String>> ent = it.next(); 924 packages[i] = ent.getKey(); 925 components[i] = ent.getValue(); 926 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 927 uids[i] = (ps != null) 928 ? UserHandle.getUid(packageUserId, ps.appId) 929 : -1; 930 i++; 931 } 932 } 933 size = i; 934 mPendingBroadcasts.clear(); 935 } 936 // Send broadcasts 937 for (int i = 0; i < size; i++) { 938 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 939 } 940 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 941 break; 942 } 943 case START_CLEANING_PACKAGE: { 944 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 945 final String packageName = (String)msg.obj; 946 final int userId = msg.arg1; 947 final boolean andCode = msg.arg2 != 0; 948 synchronized (mPackages) { 949 if (userId == UserHandle.USER_ALL) { 950 int[] users = sUserManager.getUserIds(); 951 for (int user : users) { 952 mSettings.addPackageToCleanLPw( 953 new PackageCleanItem(user, packageName, andCode)); 954 } 955 } else { 956 mSettings.addPackageToCleanLPw( 957 new PackageCleanItem(userId, packageName, andCode)); 958 } 959 } 960 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 961 startCleaningPackages(); 962 } break; 963 case POST_INSTALL: { 964 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 965 PostInstallData data = mRunningInstalls.get(msg.arg1); 966 mRunningInstalls.delete(msg.arg1); 967 boolean deleteOld = false; 968 969 if (data != null) { 970 InstallArgs args = data.args; 971 PackageInstalledInfo res = data.res; 972 973 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 974 res.removedInfo.sendBroadcast(false, true, false); 975 Bundle extras = new Bundle(1); 976 extras.putInt(Intent.EXTRA_UID, res.uid); 977 // Determine the set of users who are adding this 978 // package for the first time vs. those who are seeing 979 // an update. 980 int[] firstUsers; 981 int[] updateUsers = new int[0]; 982 if (res.origUsers == null || res.origUsers.length == 0) { 983 firstUsers = res.newUsers; 984 } else { 985 firstUsers = new int[0]; 986 for (int i=0; i<res.newUsers.length; i++) { 987 int user = res.newUsers[i]; 988 boolean isNew = true; 989 for (int j=0; j<res.origUsers.length; j++) { 990 if (res.origUsers[j] == user) { 991 isNew = false; 992 break; 993 } 994 } 995 if (isNew) { 996 int[] newFirst = new int[firstUsers.length+1]; 997 System.arraycopy(firstUsers, 0, newFirst, 0, 998 firstUsers.length); 999 newFirst[firstUsers.length] = user; 1000 firstUsers = newFirst; 1001 } else { 1002 int[] newUpdate = new int[updateUsers.length+1]; 1003 System.arraycopy(updateUsers, 0, newUpdate, 0, 1004 updateUsers.length); 1005 newUpdate[updateUsers.length] = user; 1006 updateUsers = newUpdate; 1007 } 1008 } 1009 } 1010 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1011 res.pkg.applicationInfo.packageName, 1012 extras, null, null, firstUsers); 1013 final boolean update = res.removedInfo.removedPackage != null; 1014 if (update) { 1015 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1016 } 1017 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1018 res.pkg.applicationInfo.packageName, 1019 extras, null, null, updateUsers); 1020 if (update) { 1021 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1022 res.pkg.applicationInfo.packageName, 1023 extras, null, null, updateUsers); 1024 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1025 null, null, 1026 res.pkg.applicationInfo.packageName, null, updateUsers); 1027 1028 // treat asec-hosted packages like removable media on upgrade 1029 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1030 if (DEBUG_INSTALL) { 1031 Slog.i(TAG, "upgrading pkg " + res.pkg 1032 + " is ASEC-hosted -> AVAILABLE"); 1033 } 1034 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1035 ArrayList<String> pkgList = new ArrayList<String>(1); 1036 pkgList.add(res.pkg.applicationInfo.packageName); 1037 sendResourcesChangedBroadcast(true, true, 1038 pkgList,uidArray, null); 1039 } 1040 } 1041 if (res.removedInfo.args != null) { 1042 // Remove the replaced package's older resources safely now 1043 deleteOld = true; 1044 } 1045 1046 // Log current value of "unknown sources" setting 1047 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1048 getUnknownSourcesSettings()); 1049 } 1050 // Force a gc to clear up things 1051 Runtime.getRuntime().gc(); 1052 // We delete after a gc for applications on sdcard. 1053 if (deleteOld) { 1054 synchronized (mInstallLock) { 1055 res.removedInfo.args.doPostDeleteLI(true); 1056 } 1057 } 1058 if (args.observer != null) { 1059 try { 1060 Bundle extras = extrasForInstallResult(res); 1061 args.observer.onPackageInstalled(res.name, res.returnCode, 1062 res.returnMsg, extras); 1063 } catch (RemoteException e) { 1064 Slog.i(TAG, "Observer no longer exists."); 1065 } 1066 } 1067 } else { 1068 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1069 } 1070 } break; 1071 case UPDATED_MEDIA_STATUS: { 1072 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1073 boolean reportStatus = msg.arg1 == 1; 1074 boolean doGc = msg.arg2 == 1; 1075 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1076 if (doGc) { 1077 // Force a gc to clear up stale containers. 1078 Runtime.getRuntime().gc(); 1079 } 1080 if (msg.obj != null) { 1081 @SuppressWarnings("unchecked") 1082 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1083 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1084 // Unload containers 1085 unloadAllContainers(args); 1086 } 1087 if (reportStatus) { 1088 try { 1089 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1090 PackageHelper.getMountService().finishMediaUpdate(); 1091 } catch (RemoteException e) { 1092 Log.e(TAG, "MountService not running?"); 1093 } 1094 } 1095 } break; 1096 case WRITE_SETTINGS: { 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1098 synchronized (mPackages) { 1099 removeMessages(WRITE_SETTINGS); 1100 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1101 mSettings.writeLPr(); 1102 mDirtyUsers.clear(); 1103 } 1104 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1105 } break; 1106 case WRITE_PACKAGE_RESTRICTIONS: { 1107 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1108 synchronized (mPackages) { 1109 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1110 for (int userId : mDirtyUsers) { 1111 mSettings.writePackageRestrictionsLPr(userId); 1112 } 1113 mDirtyUsers.clear(); 1114 } 1115 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1116 } break; 1117 case CHECK_PENDING_VERIFICATION: { 1118 final int verificationId = msg.arg1; 1119 final PackageVerificationState state = mPendingVerification.get(verificationId); 1120 1121 if ((state != null) && !state.timeoutExtended()) { 1122 final InstallArgs args = state.getInstallArgs(); 1123 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1124 1125 Slog.i(TAG, "Verification timed out for " + originUri); 1126 mPendingVerification.remove(verificationId); 1127 1128 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1129 1130 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1131 Slog.i(TAG, "Continuing with installation of " + originUri); 1132 state.setVerifierResponse(Binder.getCallingUid(), 1133 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1134 broadcastPackageVerified(verificationId, originUri, 1135 PackageManager.VERIFICATION_ALLOW, 1136 state.getInstallArgs().getUser()); 1137 try { 1138 ret = args.copyApk(mContainerService, true); 1139 } catch (RemoteException e) { 1140 Slog.e(TAG, "Could not contact the ContainerService"); 1141 } 1142 } else { 1143 broadcastPackageVerified(verificationId, originUri, 1144 PackageManager.VERIFICATION_REJECT, 1145 state.getInstallArgs().getUser()); 1146 } 1147 1148 processPendingInstall(args, ret); 1149 mHandler.sendEmptyMessage(MCS_UNBIND); 1150 } 1151 break; 1152 } 1153 case PACKAGE_VERIFIED: { 1154 final int verificationId = msg.arg1; 1155 1156 final PackageVerificationState state = mPendingVerification.get(verificationId); 1157 if (state == null) { 1158 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1159 break; 1160 } 1161 1162 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1163 1164 state.setVerifierResponse(response.callerUid, response.code); 1165 1166 if (state.isVerificationComplete()) { 1167 mPendingVerification.remove(verificationId); 1168 1169 final InstallArgs args = state.getInstallArgs(); 1170 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1171 1172 int ret; 1173 if (state.isInstallAllowed()) { 1174 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1175 broadcastPackageVerified(verificationId, originUri, 1176 response.code, state.getInstallArgs().getUser()); 1177 try { 1178 ret = args.copyApk(mContainerService, true); 1179 } catch (RemoteException e) { 1180 Slog.e(TAG, "Could not contact the ContainerService"); 1181 } 1182 } else { 1183 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1184 } 1185 1186 processPendingInstall(args, ret); 1187 1188 mHandler.sendEmptyMessage(MCS_UNBIND); 1189 } 1190 1191 break; 1192 } 1193 } 1194 } 1195 } 1196 1197 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1198 Bundle extras = null; 1199 switch (res.returnCode) { 1200 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1201 extras = new Bundle(); 1202 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1203 res.origPermission); 1204 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1205 res.origPackage); 1206 break; 1207 } 1208 } 1209 return extras; 1210 } 1211 1212 void scheduleWriteSettingsLocked() { 1213 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1214 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1215 } 1216 } 1217 1218 void scheduleWritePackageRestrictionsLocked(int userId) { 1219 if (!sUserManager.exists(userId)) return; 1220 mDirtyUsers.add(userId); 1221 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1222 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1223 } 1224 } 1225 1226 public static final PackageManagerService main(Context context, Installer installer, 1227 boolean factoryTest, boolean onlyCore) { 1228 PackageManagerService m = new PackageManagerService(context, installer, 1229 factoryTest, onlyCore); 1230 ServiceManager.addService("package", m); 1231 return m; 1232 } 1233 1234 static String[] splitString(String str, char sep) { 1235 int count = 1; 1236 int i = 0; 1237 while ((i=str.indexOf(sep, i)) >= 0) { 1238 count++; 1239 i++; 1240 } 1241 1242 String[] res = new String[count]; 1243 i=0; 1244 count = 0; 1245 int lastI=0; 1246 while ((i=str.indexOf(sep, i)) >= 0) { 1247 res[count] = str.substring(lastI, i); 1248 count++; 1249 i++; 1250 lastI = i; 1251 } 1252 res[count] = str.substring(lastI, str.length()); 1253 return res; 1254 } 1255 1256 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1257 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1258 Context.DISPLAY_SERVICE); 1259 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1260 } 1261 1262 public PackageManagerService(Context context, Installer installer, 1263 boolean factoryTest, boolean onlyCore) { 1264 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1265 SystemClock.uptimeMillis()); 1266 1267 if (mSdkVersion <= 0) { 1268 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1269 } 1270 1271 mContext = context; 1272 mFactoryTest = factoryTest; 1273 mOnlyCore = onlyCore; 1274 mMetrics = new DisplayMetrics(); 1275 mSettings = new Settings(context); 1276 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1277 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1278 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1279 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1280 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1281 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1282 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1283 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1284 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1285 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1286 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1287 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1288 1289 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1290 if (separateProcesses != null && separateProcesses.length() > 0) { 1291 if ("*".equals(separateProcesses)) { 1292 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1293 mSeparateProcesses = null; 1294 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1295 } else { 1296 mDefParseFlags = 0; 1297 mSeparateProcesses = separateProcesses.split(","); 1298 Slog.w(TAG, "Running with debug.separate_processes: " 1299 + separateProcesses); 1300 } 1301 } else { 1302 mDefParseFlags = 0; 1303 mSeparateProcesses = null; 1304 } 1305 1306 mInstaller = installer; 1307 1308 getDefaultDisplayMetrics(context, mMetrics); 1309 1310 SystemConfig systemConfig = SystemConfig.getInstance(); 1311 mGlobalGids = systemConfig.getGlobalGids(); 1312 mSystemPermissions = systemConfig.getSystemPermissions(); 1313 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1314 1315 synchronized (mInstallLock) { 1316 // writer 1317 synchronized (mPackages) { 1318 mHandlerThread = new ServiceThread(TAG, 1319 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1320 mHandlerThread.start(); 1321 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1322 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1323 1324 File dataDir = Environment.getDataDirectory(); 1325 mAppDataDir = new File(dataDir, "data"); 1326 mAppInstallDir = new File(dataDir, "app"); 1327 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1328 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1329 mUserAppDataDir = new File(dataDir, "user"); 1330 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1331 1332 sUserManager = new UserManagerService(context, this, 1333 mInstallLock, mPackages); 1334 1335 // Propagate permission configuration in to package manager. 1336 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1337 = systemConfig.getPermissions(); 1338 for (int i=0; i<permConfig.size(); i++) { 1339 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1340 BasePermission bp = mSettings.mPermissions.get(perm.name); 1341 if (bp == null) { 1342 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1343 mSettings.mPermissions.put(perm.name, bp); 1344 } 1345 if (perm.gids != null) { 1346 bp.gids = appendInts(bp.gids, perm.gids); 1347 } 1348 } 1349 1350 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1351 for (int i=0; i<libConfig.size(); i++) { 1352 mSharedLibraries.put(libConfig.keyAt(i), 1353 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1354 } 1355 1356 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1357 1358 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1359 mSdkVersion, mOnlyCore); 1360 1361 String customResolverActivity = Resources.getSystem().getString( 1362 R.string.config_customResolverActivity); 1363 if (TextUtils.isEmpty(customResolverActivity)) { 1364 customResolverActivity = null; 1365 } else { 1366 mCustomResolverComponentName = ComponentName.unflattenFromString( 1367 customResolverActivity); 1368 } 1369 1370 long startTime = SystemClock.uptimeMillis(); 1371 1372 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1373 startTime); 1374 1375 // Set flag to monitor and not change apk file paths when 1376 // scanning install directories. 1377 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1378 1379 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1380 1381 /** 1382 * Add everything in the in the boot class path to the 1383 * list of process files because dexopt will have been run 1384 * if necessary during zygote startup. 1385 */ 1386 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1387 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1388 1389 if (bootClassPath != null) { 1390 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1391 for (String element : bootClassPathElements) { 1392 alreadyDexOpted.add(element); 1393 } 1394 } else { 1395 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1396 } 1397 1398 if (systemServerClassPath != null) { 1399 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1400 for (String element : systemServerClassPathElements) { 1401 alreadyDexOpted.add(element); 1402 } 1403 } else { 1404 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1405 } 1406 1407 boolean didDexOptLibraryOrTool = false; 1408 1409 final List<String> allInstructionSets = getAllInstructionSets(); 1410 final String[] dexCodeInstructionSets = 1411 getDexCodeInstructionSets(allInstructionSets.toArray(new String[allInstructionSets.size()])); 1412 1413 /** 1414 * Ensure all external libraries have had dexopt run on them. 1415 */ 1416 if (mSharedLibraries.size() > 0) { 1417 // NOTE: For now, we're compiling these system "shared libraries" 1418 // (and framework jars) into all available architectures. It's possible 1419 // to compile them only when we come across an app that uses them (there's 1420 // already logic for that in scanPackageLI) but that adds some complexity. 1421 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1422 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1423 final String lib = libEntry.path; 1424 if (lib == null) { 1425 continue; 1426 } 1427 1428 try { 1429 byte dexoptRequired = DexFile.isDexOptNeededInternal(lib, null, 1430 dexCodeInstructionSet, 1431 false); 1432 if (dexoptRequired != DexFile.UP_TO_DATE) { 1433 alreadyDexOpted.add(lib); 1434 1435 // The list of "shared libraries" we have at this point is 1436 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1437 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1438 } else { 1439 mInstaller.patchoat(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1440 } 1441 didDexOptLibraryOrTool = true; 1442 } 1443 } catch (FileNotFoundException e) { 1444 Slog.w(TAG, "Library not found: " + lib); 1445 } catch (IOException e) { 1446 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1447 + e.getMessage()); 1448 } 1449 } 1450 } 1451 } 1452 1453 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1454 1455 // Gross hack for now: we know this file doesn't contain any 1456 // code, so don't dexopt it to avoid the resulting log spew. 1457 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1458 1459 // Gross hack for now: we know this file is only part of 1460 // the boot class path for art, so don't dexopt it to 1461 // avoid the resulting log spew. 1462 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1463 1464 /** 1465 * And there are a number of commands implemented in Java, which 1466 * we currently need to do the dexopt on so that they can be 1467 * run from a non-root shell. 1468 */ 1469 String[] frameworkFiles = frameworkDir.list(); 1470 if (frameworkFiles != null) { 1471 // TODO: We could compile these only for the most preferred ABI. We should 1472 // first double check that the dex files for these commands are not referenced 1473 // by other system apps. 1474 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1475 for (int i=0; i<frameworkFiles.length; i++) { 1476 File libPath = new File(frameworkDir, frameworkFiles[i]); 1477 String path = libPath.getPath(); 1478 // Skip the file if we already did it. 1479 if (alreadyDexOpted.contains(path)) { 1480 continue; 1481 } 1482 // Skip the file if it is not a type we want to dexopt. 1483 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1484 continue; 1485 } 1486 try { 1487 byte dexoptRequired = DexFile.isDexOptNeededInternal(path, null, 1488 dexCodeInstructionSet, 1489 false); 1490 if (dexoptRequired == DexFile.DEXOPT_NEEDED) { 1491 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1492 didDexOptLibraryOrTool = true; 1493 } else if (dexoptRequired == DexFile.PATCHOAT_NEEDED) { 1494 mInstaller.patchoat(path, Process.SYSTEM_UID, true, dexCodeInstructionSet); 1495 didDexOptLibraryOrTool = true; 1496 } 1497 } catch (FileNotFoundException e) { 1498 Slog.w(TAG, "Jar not found: " + path); 1499 } catch (IOException e) { 1500 Slog.w(TAG, "Exception reading jar: " + path, e); 1501 } 1502 } 1503 } 1504 } 1505 1506 if (didDexOptLibraryOrTool) { 1507 // If we dexopted a library or tool, then something on the system has 1508 // changed. Consider this significant, and wipe away all other 1509 // existing dexopt files to ensure we don't leave any dangling around. 1510 // 1511 // TODO: This should be revisited because it isn't as good an indicator 1512 // as it used to be. It used to include the boot classpath but at some point 1513 // DexFile.isDexOptNeeded started returning false for the boot 1514 // class path files in all cases. It is very possible in a 1515 // small maintenance release update that the library and tool 1516 // jars may be unchanged but APK could be removed resulting in 1517 // unused dalvik-cache files. 1518 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1519 mInstaller.pruneDexCache(dexCodeInstructionSet); 1520 } 1521 1522 // Additionally, delete all dex files from the root directory 1523 // since there shouldn't be any there anyway, unless we're upgrading 1524 // from an older OS version or a build that contained the "old" style 1525 // flat scheme. 1526 mInstaller.pruneDexCache("."); 1527 } 1528 1529 // Collect vendor overlay packages. 1530 // (Do this before scanning any apps.) 1531 // For security and version matching reason, only consider 1532 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1533 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1534 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1535 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1536 1537 // Find base frameworks (resource packages without code). 1538 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1539 | PackageParser.PARSE_IS_SYSTEM_DIR 1540 | PackageParser.PARSE_IS_PRIVILEGED, 1541 scanMode | SCAN_NO_DEX, 0); 1542 1543 // Collected privileged system packages. 1544 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1545 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1546 | PackageParser.PARSE_IS_SYSTEM_DIR 1547 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1548 1549 // Collect ordinary system packages. 1550 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1551 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1552 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1553 1554 // Collect all vendor packages. 1555 File vendorAppDir = new File("/vendor/app"); 1556 try { 1557 vendorAppDir = vendorAppDir.getCanonicalFile(); 1558 } catch (IOException e) { 1559 // failed to look up canonical path, continue with original one 1560 } 1561 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1562 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1563 1564 // Collect all OEM packages. 1565 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1566 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1567 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1568 1569 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1570 mInstaller.moveFiles(); 1571 1572 // Prune any system packages that no longer exist. 1573 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1574 if (!mOnlyCore) { 1575 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1576 while (psit.hasNext()) { 1577 PackageSetting ps = psit.next(); 1578 1579 /* 1580 * If this is not a system app, it can't be a 1581 * disable system app. 1582 */ 1583 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1584 continue; 1585 } 1586 1587 /* 1588 * If the package is scanned, it's not erased. 1589 */ 1590 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1591 if (scannedPkg != null) { 1592 /* 1593 * If the system app is both scanned and in the 1594 * disabled packages list, then it must have been 1595 * added via OTA. Remove it from the currently 1596 * scanned package so the previously user-installed 1597 * application can be scanned. 1598 */ 1599 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1600 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1601 + "; removing system app"); 1602 removePackageLI(ps, true); 1603 } 1604 1605 continue; 1606 } 1607 1608 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1609 psit.remove(); 1610 String msg = "System package " + ps.name 1611 + " no longer exists; wiping its data"; 1612 reportSettingsProblem(Log.WARN, msg); 1613 removeDataDirsLI(ps.name); 1614 } else { 1615 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1616 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1617 possiblyDeletedUpdatedSystemApps.add(ps.name); 1618 } 1619 } 1620 } 1621 } 1622 1623 //look for any incomplete package installations 1624 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1625 //clean up list 1626 for(int i = 0; i < deletePkgsList.size(); i++) { 1627 //clean up here 1628 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1629 } 1630 //delete tmp files 1631 deleteTempPackageFiles(); 1632 1633 // Remove any shared userIDs that have no associated packages 1634 mSettings.pruneSharedUsersLPw(); 1635 1636 if (!mOnlyCore) { 1637 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1638 SystemClock.uptimeMillis()); 1639 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1640 1641 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1642 scanMode, 0); 1643 1644 /** 1645 * Remove disable package settings for any updated system 1646 * apps that were removed via an OTA. If they're not a 1647 * previously-updated app, remove them completely. 1648 * Otherwise, just revoke their system-level permissions. 1649 */ 1650 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1651 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1652 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1653 1654 String msg; 1655 if (deletedPkg == null) { 1656 msg = "Updated system package " + deletedAppName 1657 + " no longer exists; wiping its data"; 1658 removeDataDirsLI(deletedAppName); 1659 } else { 1660 msg = "Updated system app + " + deletedAppName 1661 + " no longer present; removing system privileges for " 1662 + deletedAppName; 1663 1664 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1665 1666 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1667 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1668 } 1669 reportSettingsProblem(Log.WARN, msg); 1670 } 1671 } 1672 1673 // Now that we know all of the shared libraries, update all clients to have 1674 // the correct library paths. 1675 updateAllSharedLibrariesLPw(); 1676 1677 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1678 // NOTE: We ignore potential failures here during a system scan (like 1679 // the rest of the commands above) because there's precious little we 1680 // can do about it. A settings error is reported, though. 1681 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1682 false /* force dexopt */, false /* defer dexopt */); 1683 } 1684 1685 // Now that we know all the packages we are keeping, 1686 // read and update their last usage times. 1687 mPackageUsage.readLP(); 1688 1689 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1690 SystemClock.uptimeMillis()); 1691 Slog.i(TAG, "Time to scan packages: " 1692 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1693 + " seconds"); 1694 1695 // If the platform SDK has changed since the last time we booted, 1696 // we need to re-grant app permission to catch any new ones that 1697 // appear. This is really a hack, and means that apps can in some 1698 // cases get permissions that the user didn't initially explicitly 1699 // allow... it would be nice to have some better way to handle 1700 // this situation. 1701 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1702 != mSdkVersion; 1703 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1704 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1705 + "; regranting permissions for internal storage"); 1706 mSettings.mInternalSdkPlatform = mSdkVersion; 1707 1708 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1709 | (regrantPermissions 1710 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1711 : 0)); 1712 1713 // If this is the first boot, and it is a normal boot, then 1714 // we need to initialize the default preferred apps. 1715 if (!mRestoredSettings && !onlyCore) { 1716 mSettings.readDefaultPreferredAppsLPw(this, 0); 1717 } 1718 1719 // If this is first boot after an OTA, and a normal boot, then 1720 // we need to clear code cache directories. 1721 if (!Build.FINGERPRINT.equals(mSettings.mFingerprint) && !onlyCore) { 1722 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 1723 for (String pkgName : mSettings.mPackages.keySet()) { 1724 deleteCodeCacheDirsLI(pkgName); 1725 } 1726 mSettings.mFingerprint = Build.FINGERPRINT; 1727 } 1728 1729 // All the changes are done during package scanning. 1730 mSettings.updateInternalDatabaseVersion(); 1731 1732 // can downgrade to reader 1733 mSettings.writeLPr(); 1734 1735 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1736 SystemClock.uptimeMillis()); 1737 1738 1739 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1740 } // synchronized (mPackages) 1741 } // synchronized (mInstallLock) 1742 1743 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1744 1745 // Now after opening every single application zip, make sure they 1746 // are all flushed. Not really needed, but keeps things nice and 1747 // tidy. 1748 Runtime.getRuntime().gc(); 1749 } 1750 1751 @Override 1752 public boolean isFirstBoot() { 1753 return !mRestoredSettings; 1754 } 1755 1756 @Override 1757 public boolean isOnlyCoreApps() { 1758 return mOnlyCore; 1759 } 1760 1761 private String getRequiredVerifierLPr() { 1762 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1763 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1764 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1765 1766 String requiredVerifier = null; 1767 1768 final int N = receivers.size(); 1769 for (int i = 0; i < N; i++) { 1770 final ResolveInfo info = receivers.get(i); 1771 1772 if (info.activityInfo == null) { 1773 continue; 1774 } 1775 1776 final String packageName = info.activityInfo.packageName; 1777 1778 final PackageSetting ps = mSettings.mPackages.get(packageName); 1779 if (ps == null) { 1780 continue; 1781 } 1782 1783 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1784 if (!gp.grantedPermissions 1785 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1786 continue; 1787 } 1788 1789 if (requiredVerifier != null) { 1790 throw new RuntimeException("There can be only one required verifier"); 1791 } 1792 1793 requiredVerifier = packageName; 1794 } 1795 1796 return requiredVerifier; 1797 } 1798 1799 @Override 1800 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1801 throws RemoteException { 1802 try { 1803 return super.onTransact(code, data, reply, flags); 1804 } catch (RuntimeException e) { 1805 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1806 Slog.wtf(TAG, "Package Manager Crash", e); 1807 } 1808 throw e; 1809 } 1810 } 1811 1812 void cleanupInstallFailedPackage(PackageSetting ps) { 1813 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1814 removeDataDirsLI(ps.name); 1815 1816 // TODO: try cleaning up codePath directory contents first, since it 1817 // might be a cluster 1818 1819 if (ps.codePath != null) { 1820 if (!ps.codePath.delete()) { 1821 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1822 } 1823 } 1824 if (ps.resourcePath != null) { 1825 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1826 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1827 } 1828 } 1829 mSettings.removePackageLPw(ps.name); 1830 } 1831 1832 static int[] appendInts(int[] cur, int[] add) { 1833 if (add == null) return cur; 1834 if (cur == null) return add; 1835 final int N = add.length; 1836 for (int i=0; i<N; i++) { 1837 cur = appendInt(cur, add[i]); 1838 } 1839 return cur; 1840 } 1841 1842 static int[] removeInts(int[] cur, int[] rem) { 1843 if (rem == null) return cur; 1844 if (cur == null) return cur; 1845 final int N = rem.length; 1846 for (int i=0; i<N; i++) { 1847 cur = removeInt(cur, rem[i]); 1848 } 1849 return cur; 1850 } 1851 1852 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1853 if (!sUserManager.exists(userId)) return null; 1854 final PackageSetting ps = (PackageSetting) p.mExtras; 1855 if (ps == null) { 1856 return null; 1857 } 1858 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1859 final PackageUserState state = ps.readUserState(userId); 1860 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1861 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1862 state, userId); 1863 } 1864 1865 @Override 1866 public boolean isPackageAvailable(String packageName, int userId) { 1867 if (!sUserManager.exists(userId)) return false; 1868 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1869 synchronized (mPackages) { 1870 PackageParser.Package p = mPackages.get(packageName); 1871 if (p != null) { 1872 final PackageSetting ps = (PackageSetting) p.mExtras; 1873 if (ps != null) { 1874 final PackageUserState state = ps.readUserState(userId); 1875 if (state != null) { 1876 return PackageParser.isAvailable(state); 1877 } 1878 } 1879 } 1880 } 1881 return false; 1882 } 1883 1884 @Override 1885 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1886 if (!sUserManager.exists(userId)) return null; 1887 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1888 // reader 1889 synchronized (mPackages) { 1890 PackageParser.Package p = mPackages.get(packageName); 1891 if (DEBUG_PACKAGE_INFO) 1892 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1893 if (p != null) { 1894 return generatePackageInfo(p, flags, userId); 1895 } 1896 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1897 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1898 } 1899 } 1900 return null; 1901 } 1902 1903 @Override 1904 public String[] currentToCanonicalPackageNames(String[] names) { 1905 String[] out = new String[names.length]; 1906 // reader 1907 synchronized (mPackages) { 1908 for (int i=names.length-1; i>=0; i--) { 1909 PackageSetting ps = mSettings.mPackages.get(names[i]); 1910 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1911 } 1912 } 1913 return out; 1914 } 1915 1916 @Override 1917 public String[] canonicalToCurrentPackageNames(String[] names) { 1918 String[] out = new String[names.length]; 1919 // reader 1920 synchronized (mPackages) { 1921 for (int i=names.length-1; i>=0; i--) { 1922 String cur = mSettings.mRenamedPackages.get(names[i]); 1923 out[i] = cur != null ? cur : names[i]; 1924 } 1925 } 1926 return out; 1927 } 1928 1929 @Override 1930 public int getPackageUid(String packageName, int userId) { 1931 if (!sUserManager.exists(userId)) return -1; 1932 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1933 // reader 1934 synchronized (mPackages) { 1935 PackageParser.Package p = mPackages.get(packageName); 1936 if(p != null) { 1937 return UserHandle.getUid(userId, p.applicationInfo.uid); 1938 } 1939 PackageSetting ps = mSettings.mPackages.get(packageName); 1940 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1941 return -1; 1942 } 1943 p = ps.pkg; 1944 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1945 } 1946 } 1947 1948 @Override 1949 public int[] getPackageGids(String packageName) { 1950 // reader 1951 synchronized (mPackages) { 1952 PackageParser.Package p = mPackages.get(packageName); 1953 if (DEBUG_PACKAGE_INFO) 1954 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1955 if (p != null) { 1956 final PackageSetting ps = (PackageSetting)p.mExtras; 1957 return ps.getGids(); 1958 } 1959 } 1960 // stupid thing to indicate an error. 1961 return new int[0]; 1962 } 1963 1964 static final PermissionInfo generatePermissionInfo( 1965 BasePermission bp, int flags) { 1966 if (bp.perm != null) { 1967 return PackageParser.generatePermissionInfo(bp.perm, flags); 1968 } 1969 PermissionInfo pi = new PermissionInfo(); 1970 pi.name = bp.name; 1971 pi.packageName = bp.sourcePackage; 1972 pi.nonLocalizedLabel = bp.name; 1973 pi.protectionLevel = bp.protectionLevel; 1974 return pi; 1975 } 1976 1977 @Override 1978 public PermissionInfo getPermissionInfo(String name, int flags) { 1979 // reader 1980 synchronized (mPackages) { 1981 final BasePermission p = mSettings.mPermissions.get(name); 1982 if (p != null) { 1983 return generatePermissionInfo(p, flags); 1984 } 1985 return null; 1986 } 1987 } 1988 1989 @Override 1990 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1991 // reader 1992 synchronized (mPackages) { 1993 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1994 for (BasePermission p : mSettings.mPermissions.values()) { 1995 if (group == null) { 1996 if (p.perm == null || p.perm.info.group == null) { 1997 out.add(generatePermissionInfo(p, flags)); 1998 } 1999 } else { 2000 if (p.perm != null && group.equals(p.perm.info.group)) { 2001 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2002 } 2003 } 2004 } 2005 2006 if (out.size() > 0) { 2007 return out; 2008 } 2009 return mPermissionGroups.containsKey(group) ? out : null; 2010 } 2011 } 2012 2013 @Override 2014 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2015 // reader 2016 synchronized (mPackages) { 2017 return PackageParser.generatePermissionGroupInfo( 2018 mPermissionGroups.get(name), flags); 2019 } 2020 } 2021 2022 @Override 2023 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2024 // reader 2025 synchronized (mPackages) { 2026 final int N = mPermissionGroups.size(); 2027 ArrayList<PermissionGroupInfo> out 2028 = new ArrayList<PermissionGroupInfo>(N); 2029 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2030 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2031 } 2032 return out; 2033 } 2034 } 2035 2036 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2037 int userId) { 2038 if (!sUserManager.exists(userId)) return null; 2039 PackageSetting ps = mSettings.mPackages.get(packageName); 2040 if (ps != null) { 2041 if (ps.pkg == null) { 2042 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2043 flags, userId); 2044 if (pInfo != null) { 2045 return pInfo.applicationInfo; 2046 } 2047 return null; 2048 } 2049 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2050 ps.readUserState(userId), userId); 2051 } 2052 return null; 2053 } 2054 2055 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2056 int userId) { 2057 if (!sUserManager.exists(userId)) return null; 2058 PackageSetting ps = mSettings.mPackages.get(packageName); 2059 if (ps != null) { 2060 PackageParser.Package pkg = ps.pkg; 2061 if (pkg == null) { 2062 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2063 return null; 2064 } 2065 // Only data remains, so we aren't worried about code paths 2066 pkg = new PackageParser.Package(packageName); 2067 pkg.applicationInfo.packageName = packageName; 2068 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2069 pkg.applicationInfo.dataDir = 2070 getDataPathForPackage(packageName, 0).getPath(); 2071 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2072 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2073 } 2074 return generatePackageInfo(pkg, flags, userId); 2075 } 2076 return null; 2077 } 2078 2079 @Override 2080 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2081 if (!sUserManager.exists(userId)) return null; 2082 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2083 // writer 2084 synchronized (mPackages) { 2085 PackageParser.Package p = mPackages.get(packageName); 2086 if (DEBUG_PACKAGE_INFO) Log.v( 2087 TAG, "getApplicationInfo " + packageName 2088 + ": " + p); 2089 if (p != null) { 2090 PackageSetting ps = mSettings.mPackages.get(packageName); 2091 if (ps == null) return null; 2092 // Note: isEnabledLP() does not apply here - always return info 2093 return PackageParser.generateApplicationInfo( 2094 p, flags, ps.readUserState(userId), userId); 2095 } 2096 if ("android".equals(packageName)||"system".equals(packageName)) { 2097 return mAndroidApplication; 2098 } 2099 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2100 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2101 } 2102 } 2103 return null; 2104 } 2105 2106 2107 @Override 2108 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2109 mContext.enforceCallingOrSelfPermission( 2110 android.Manifest.permission.CLEAR_APP_CACHE, null); 2111 // Queue up an async operation since clearing cache may take a little while. 2112 mHandler.post(new Runnable() { 2113 public void run() { 2114 mHandler.removeCallbacks(this); 2115 int retCode = -1; 2116 synchronized (mInstallLock) { 2117 retCode = mInstaller.freeCache(freeStorageSize); 2118 if (retCode < 0) { 2119 Slog.w(TAG, "Couldn't clear application caches"); 2120 } 2121 } 2122 if (observer != null) { 2123 try { 2124 observer.onRemoveCompleted(null, (retCode >= 0)); 2125 } catch (RemoteException e) { 2126 Slog.w(TAG, "RemoveException when invoking call back"); 2127 } 2128 } 2129 } 2130 }); 2131 } 2132 2133 @Override 2134 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2135 mContext.enforceCallingOrSelfPermission( 2136 android.Manifest.permission.CLEAR_APP_CACHE, null); 2137 // Queue up an async operation since clearing cache may take a little while. 2138 mHandler.post(new Runnable() { 2139 public void run() { 2140 mHandler.removeCallbacks(this); 2141 int retCode = -1; 2142 synchronized (mInstallLock) { 2143 retCode = mInstaller.freeCache(freeStorageSize); 2144 if (retCode < 0) { 2145 Slog.w(TAG, "Couldn't clear application caches"); 2146 } 2147 } 2148 if(pi != null) { 2149 try { 2150 // Callback via pending intent 2151 int code = (retCode >= 0) ? 1 : 0; 2152 pi.sendIntent(null, code, null, 2153 null, null); 2154 } catch (SendIntentException e1) { 2155 Slog.i(TAG, "Failed to send pending intent"); 2156 } 2157 } 2158 } 2159 }); 2160 } 2161 2162 void freeStorage(long freeStorageSize) throws IOException { 2163 synchronized (mInstallLock) { 2164 if (mInstaller.freeCache(freeStorageSize) < 0) { 2165 throw new IOException("Failed to free enough space"); 2166 } 2167 } 2168 } 2169 2170 @Override 2171 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2172 if (!sUserManager.exists(userId)) return null; 2173 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2174 synchronized (mPackages) { 2175 PackageParser.Activity a = mActivities.mActivities.get(component); 2176 2177 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2178 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2179 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2180 if (ps == null) return null; 2181 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2182 userId); 2183 } 2184 if (mResolveComponentName.equals(component)) { 2185 return mResolveActivity; 2186 } 2187 } 2188 return null; 2189 } 2190 2191 @Override 2192 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2193 String resolvedType) { 2194 synchronized (mPackages) { 2195 PackageParser.Activity a = mActivities.mActivities.get(component); 2196 if (a == null) { 2197 return false; 2198 } 2199 for (int i=0; i<a.intents.size(); i++) { 2200 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2201 intent.getData(), intent.getCategories(), TAG) >= 0) { 2202 return true; 2203 } 2204 } 2205 return false; 2206 } 2207 } 2208 2209 @Override 2210 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2211 if (!sUserManager.exists(userId)) return null; 2212 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2213 synchronized (mPackages) { 2214 PackageParser.Activity a = mReceivers.mActivities.get(component); 2215 if (DEBUG_PACKAGE_INFO) Log.v( 2216 TAG, "getReceiverInfo " + component + ": " + a); 2217 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2218 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2219 if (ps == null) return null; 2220 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2221 userId); 2222 } 2223 } 2224 return null; 2225 } 2226 2227 @Override 2228 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2229 if (!sUserManager.exists(userId)) return null; 2230 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2231 synchronized (mPackages) { 2232 PackageParser.Service s = mServices.mServices.get(component); 2233 if (DEBUG_PACKAGE_INFO) Log.v( 2234 TAG, "getServiceInfo " + component + ": " + s); 2235 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2236 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2237 if (ps == null) return null; 2238 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2239 userId); 2240 } 2241 } 2242 return null; 2243 } 2244 2245 @Override 2246 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2247 if (!sUserManager.exists(userId)) return null; 2248 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2249 synchronized (mPackages) { 2250 PackageParser.Provider p = mProviders.mProviders.get(component); 2251 if (DEBUG_PACKAGE_INFO) Log.v( 2252 TAG, "getProviderInfo " + component + ": " + p); 2253 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2254 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2255 if (ps == null) return null; 2256 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2257 userId); 2258 } 2259 } 2260 return null; 2261 } 2262 2263 @Override 2264 public String[] getSystemSharedLibraryNames() { 2265 Set<String> libSet; 2266 synchronized (mPackages) { 2267 libSet = mSharedLibraries.keySet(); 2268 int size = libSet.size(); 2269 if (size > 0) { 2270 String[] libs = new String[size]; 2271 libSet.toArray(libs); 2272 return libs; 2273 } 2274 } 2275 return null; 2276 } 2277 2278 @Override 2279 public FeatureInfo[] getSystemAvailableFeatures() { 2280 Collection<FeatureInfo> featSet; 2281 synchronized (mPackages) { 2282 featSet = mAvailableFeatures.values(); 2283 int size = featSet.size(); 2284 if (size > 0) { 2285 FeatureInfo[] features = new FeatureInfo[size+1]; 2286 featSet.toArray(features); 2287 FeatureInfo fi = new FeatureInfo(); 2288 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2289 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2290 features[size] = fi; 2291 return features; 2292 } 2293 } 2294 return null; 2295 } 2296 2297 @Override 2298 public boolean hasSystemFeature(String name) { 2299 synchronized (mPackages) { 2300 return mAvailableFeatures.containsKey(name); 2301 } 2302 } 2303 2304 private void checkValidCaller(int uid, int userId) { 2305 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2306 return; 2307 2308 throw new SecurityException("Caller uid=" + uid 2309 + " is not privileged to communicate with user=" + userId); 2310 } 2311 2312 @Override 2313 public int checkPermission(String permName, String pkgName) { 2314 synchronized (mPackages) { 2315 PackageParser.Package p = mPackages.get(pkgName); 2316 if (p != null && p.mExtras != null) { 2317 PackageSetting ps = (PackageSetting)p.mExtras; 2318 if (ps.sharedUser != null) { 2319 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2320 return PackageManager.PERMISSION_GRANTED; 2321 } 2322 } else if (ps.grantedPermissions.contains(permName)) { 2323 return PackageManager.PERMISSION_GRANTED; 2324 } 2325 } 2326 } 2327 return PackageManager.PERMISSION_DENIED; 2328 } 2329 2330 @Override 2331 public int checkUidPermission(String permName, int uid) { 2332 synchronized (mPackages) { 2333 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2334 if (obj != null) { 2335 GrantedPermissions gp = (GrantedPermissions)obj; 2336 if (gp.grantedPermissions.contains(permName)) { 2337 return PackageManager.PERMISSION_GRANTED; 2338 } 2339 } else { 2340 HashSet<String> perms = mSystemPermissions.get(uid); 2341 if (perms != null && perms.contains(permName)) { 2342 return PackageManager.PERMISSION_GRANTED; 2343 } 2344 } 2345 } 2346 return PackageManager.PERMISSION_DENIED; 2347 } 2348 2349 /** 2350 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2351 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2352 * @param message the message to log on security exception 2353 */ 2354 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2355 String message) { 2356 if (userId < 0) { 2357 throw new IllegalArgumentException("Invalid userId " + userId); 2358 } 2359 if (userId == UserHandle.getUserId(callingUid)) return; 2360 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2361 if (requireFullPermission) { 2362 mContext.enforceCallingOrSelfPermission( 2363 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2364 } else { 2365 try { 2366 mContext.enforceCallingOrSelfPermission( 2367 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2368 } catch (SecurityException se) { 2369 mContext.enforceCallingOrSelfPermission( 2370 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2371 } 2372 } 2373 } 2374 } 2375 2376 private BasePermission findPermissionTreeLP(String permName) { 2377 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2378 if (permName.startsWith(bp.name) && 2379 permName.length() > bp.name.length() && 2380 permName.charAt(bp.name.length()) == '.') { 2381 return bp; 2382 } 2383 } 2384 return null; 2385 } 2386 2387 private BasePermission checkPermissionTreeLP(String permName) { 2388 if (permName != null) { 2389 BasePermission bp = findPermissionTreeLP(permName); 2390 if (bp != null) { 2391 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2392 return bp; 2393 } 2394 throw new SecurityException("Calling uid " 2395 + Binder.getCallingUid() 2396 + " is not allowed to add to permission tree " 2397 + bp.name + " owned by uid " + bp.uid); 2398 } 2399 } 2400 throw new SecurityException("No permission tree found for " + permName); 2401 } 2402 2403 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2404 if (s1 == null) { 2405 return s2 == null; 2406 } 2407 if (s2 == null) { 2408 return false; 2409 } 2410 if (s1.getClass() != s2.getClass()) { 2411 return false; 2412 } 2413 return s1.equals(s2); 2414 } 2415 2416 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2417 if (pi1.icon != pi2.icon) return false; 2418 if (pi1.logo != pi2.logo) return false; 2419 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2420 if (!compareStrings(pi1.name, pi2.name)) return false; 2421 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2422 // We'll take care of setting this one. 2423 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2424 // These are not currently stored in settings. 2425 //if (!compareStrings(pi1.group, pi2.group)) return false; 2426 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2427 //if (pi1.labelRes != pi2.labelRes) return false; 2428 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2429 return true; 2430 } 2431 2432 int permissionInfoFootprint(PermissionInfo info) { 2433 int size = info.name.length(); 2434 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2435 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2436 return size; 2437 } 2438 2439 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2440 int size = 0; 2441 for (BasePermission perm : mSettings.mPermissions.values()) { 2442 if (perm.uid == tree.uid) { 2443 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2444 } 2445 } 2446 return size; 2447 } 2448 2449 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2450 // We calculate the max size of permissions defined by this uid and throw 2451 // if that plus the size of 'info' would exceed our stated maximum. 2452 if (tree.uid != Process.SYSTEM_UID) { 2453 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2454 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2455 throw new SecurityException("Permission tree size cap exceeded"); 2456 } 2457 } 2458 } 2459 2460 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2461 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2462 throw new SecurityException("Label must be specified in permission"); 2463 } 2464 BasePermission tree = checkPermissionTreeLP(info.name); 2465 BasePermission bp = mSettings.mPermissions.get(info.name); 2466 boolean added = bp == null; 2467 boolean changed = true; 2468 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2469 if (added) { 2470 enforcePermissionCapLocked(info, tree); 2471 bp = new BasePermission(info.name, tree.sourcePackage, 2472 BasePermission.TYPE_DYNAMIC); 2473 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2474 throw new SecurityException( 2475 "Not allowed to modify non-dynamic permission " 2476 + info.name); 2477 } else { 2478 if (bp.protectionLevel == fixedLevel 2479 && bp.perm.owner.equals(tree.perm.owner) 2480 && bp.uid == tree.uid 2481 && comparePermissionInfos(bp.perm.info, info)) { 2482 changed = false; 2483 } 2484 } 2485 bp.protectionLevel = fixedLevel; 2486 info = new PermissionInfo(info); 2487 info.protectionLevel = fixedLevel; 2488 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2489 bp.perm.info.packageName = tree.perm.info.packageName; 2490 bp.uid = tree.uid; 2491 if (added) { 2492 mSettings.mPermissions.put(info.name, bp); 2493 } 2494 if (changed) { 2495 if (!async) { 2496 mSettings.writeLPr(); 2497 } else { 2498 scheduleWriteSettingsLocked(); 2499 } 2500 } 2501 return added; 2502 } 2503 2504 @Override 2505 public boolean addPermission(PermissionInfo info) { 2506 synchronized (mPackages) { 2507 return addPermissionLocked(info, false); 2508 } 2509 } 2510 2511 @Override 2512 public boolean addPermissionAsync(PermissionInfo info) { 2513 synchronized (mPackages) { 2514 return addPermissionLocked(info, true); 2515 } 2516 } 2517 2518 @Override 2519 public void removePermission(String name) { 2520 synchronized (mPackages) { 2521 checkPermissionTreeLP(name); 2522 BasePermission bp = mSettings.mPermissions.get(name); 2523 if (bp != null) { 2524 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2525 throw new SecurityException( 2526 "Not allowed to modify non-dynamic permission " 2527 + name); 2528 } 2529 mSettings.mPermissions.remove(name); 2530 mSettings.writeLPr(); 2531 } 2532 } 2533 } 2534 2535 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2536 int index = pkg.requestedPermissions.indexOf(bp.name); 2537 if (index == -1) { 2538 throw new SecurityException("Package " + pkg.packageName 2539 + " has not requested permission " + bp.name); 2540 } 2541 boolean isNormal = 2542 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2543 == PermissionInfo.PROTECTION_NORMAL); 2544 boolean isDangerous = 2545 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2546 == PermissionInfo.PROTECTION_DANGEROUS); 2547 boolean isDevelopment = 2548 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2549 2550 if (!isNormal && !isDangerous && !isDevelopment) { 2551 throw new SecurityException("Permission " + bp.name 2552 + " is not a changeable permission type"); 2553 } 2554 2555 if (isNormal || isDangerous) { 2556 if (pkg.requestedPermissionsRequired.get(index)) { 2557 throw new SecurityException("Can't change " + bp.name 2558 + ". It is required by the application"); 2559 } 2560 } 2561 } 2562 2563 @Override 2564 public void grantPermission(String packageName, String permissionName) { 2565 mContext.enforceCallingOrSelfPermission( 2566 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2567 synchronized (mPackages) { 2568 final PackageParser.Package pkg = mPackages.get(packageName); 2569 if (pkg == null) { 2570 throw new IllegalArgumentException("Unknown package: " + packageName); 2571 } 2572 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2573 if (bp == null) { 2574 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2575 } 2576 2577 checkGrantRevokePermissions(pkg, bp); 2578 2579 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2580 if (ps == null) { 2581 return; 2582 } 2583 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2584 if (gp.grantedPermissions.add(permissionName)) { 2585 if (ps.haveGids) { 2586 gp.gids = appendInts(gp.gids, bp.gids); 2587 } 2588 mSettings.writeLPr(); 2589 } 2590 } 2591 } 2592 2593 @Override 2594 public void revokePermission(String packageName, String permissionName) { 2595 int changedAppId = -1; 2596 2597 synchronized (mPackages) { 2598 final PackageParser.Package pkg = mPackages.get(packageName); 2599 if (pkg == null) { 2600 throw new IllegalArgumentException("Unknown package: " + packageName); 2601 } 2602 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2603 mContext.enforceCallingOrSelfPermission( 2604 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2605 } 2606 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2607 if (bp == null) { 2608 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2609 } 2610 2611 checkGrantRevokePermissions(pkg, bp); 2612 2613 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2614 if (ps == null) { 2615 return; 2616 } 2617 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2618 if (gp.grantedPermissions.remove(permissionName)) { 2619 gp.grantedPermissions.remove(permissionName); 2620 if (ps.haveGids) { 2621 gp.gids = removeInts(gp.gids, bp.gids); 2622 } 2623 mSettings.writeLPr(); 2624 changedAppId = ps.appId; 2625 } 2626 } 2627 2628 if (changedAppId >= 0) { 2629 // We changed the perm on someone, kill its processes. 2630 IActivityManager am = ActivityManagerNative.getDefault(); 2631 if (am != null) { 2632 final int callingUserId = UserHandle.getCallingUserId(); 2633 final long ident = Binder.clearCallingIdentity(); 2634 try { 2635 //XXX we should only revoke for the calling user's app permissions, 2636 // but for now we impact all users. 2637 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2638 // "revoke " + permissionName); 2639 int[] users = sUserManager.getUserIds(); 2640 for (int user : users) { 2641 am.killUid(UserHandle.getUid(user, changedAppId), 2642 "revoke " + permissionName); 2643 } 2644 } catch (RemoteException e) { 2645 } finally { 2646 Binder.restoreCallingIdentity(ident); 2647 } 2648 } 2649 } 2650 } 2651 2652 @Override 2653 public boolean isProtectedBroadcast(String actionName) { 2654 synchronized (mPackages) { 2655 return mProtectedBroadcasts.contains(actionName); 2656 } 2657 } 2658 2659 @Override 2660 public int checkSignatures(String pkg1, String pkg2) { 2661 synchronized (mPackages) { 2662 final PackageParser.Package p1 = mPackages.get(pkg1); 2663 final PackageParser.Package p2 = mPackages.get(pkg2); 2664 if (p1 == null || p1.mExtras == null 2665 || p2 == null || p2.mExtras == null) { 2666 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2667 } 2668 return compareSignatures(p1.mSignatures, p2.mSignatures); 2669 } 2670 } 2671 2672 @Override 2673 public int checkUidSignatures(int uid1, int uid2) { 2674 // Map to base uids. 2675 uid1 = UserHandle.getAppId(uid1); 2676 uid2 = UserHandle.getAppId(uid2); 2677 // reader 2678 synchronized (mPackages) { 2679 Signature[] s1; 2680 Signature[] s2; 2681 Object obj = mSettings.getUserIdLPr(uid1); 2682 if (obj != null) { 2683 if (obj instanceof SharedUserSetting) { 2684 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2685 } else if (obj instanceof PackageSetting) { 2686 s1 = ((PackageSetting)obj).signatures.mSignatures; 2687 } else { 2688 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2689 } 2690 } else { 2691 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2692 } 2693 obj = mSettings.getUserIdLPr(uid2); 2694 if (obj != null) { 2695 if (obj instanceof SharedUserSetting) { 2696 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2697 } else if (obj instanceof PackageSetting) { 2698 s2 = ((PackageSetting)obj).signatures.mSignatures; 2699 } else { 2700 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2701 } 2702 } else { 2703 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2704 } 2705 return compareSignatures(s1, s2); 2706 } 2707 } 2708 2709 /** 2710 * Compares two sets of signatures. Returns: 2711 * <br /> 2712 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2713 * <br /> 2714 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2715 * <br /> 2716 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2717 * <br /> 2718 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2719 * <br /> 2720 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2721 */ 2722 static int compareSignatures(Signature[] s1, Signature[] s2) { 2723 if (s1 == null) { 2724 return s2 == null 2725 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2726 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2727 } 2728 2729 if (s2 == null) { 2730 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2731 } 2732 2733 if (s1.length != s2.length) { 2734 return PackageManager.SIGNATURE_NO_MATCH; 2735 } 2736 2737 // Since both signature sets are of size 1, we can compare without HashSets. 2738 if (s1.length == 1) { 2739 return s1[0].equals(s2[0]) ? 2740 PackageManager.SIGNATURE_MATCH : 2741 PackageManager.SIGNATURE_NO_MATCH; 2742 } 2743 2744 HashSet<Signature> set1 = new HashSet<Signature>(); 2745 for (Signature sig : s1) { 2746 set1.add(sig); 2747 } 2748 HashSet<Signature> set2 = new HashSet<Signature>(); 2749 for (Signature sig : s2) { 2750 set2.add(sig); 2751 } 2752 // Make sure s2 contains all signatures in s1. 2753 if (set1.equals(set2)) { 2754 return PackageManager.SIGNATURE_MATCH; 2755 } 2756 return PackageManager.SIGNATURE_NO_MATCH; 2757 } 2758 2759 /** 2760 * If the database version for this type of package (internal storage or 2761 * external storage) is less than the version where package signatures 2762 * were updated, return true. 2763 */ 2764 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2765 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2766 DatabaseVersion.SIGNATURE_END_ENTITY)) 2767 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2768 DatabaseVersion.SIGNATURE_END_ENTITY)); 2769 } 2770 2771 /** 2772 * Used for backward compatibility to make sure any packages with 2773 * certificate chains get upgraded to the new style. {@code existingSigs} 2774 * will be in the old format (since they were stored on disk from before the 2775 * system upgrade) and {@code scannedSigs} will be in the newer format. 2776 */ 2777 private int compareSignaturesCompat(PackageSignatures existingSigs, 2778 PackageParser.Package scannedPkg) { 2779 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2780 return PackageManager.SIGNATURE_NO_MATCH; 2781 } 2782 2783 HashSet<Signature> existingSet = new HashSet<Signature>(); 2784 for (Signature sig : existingSigs.mSignatures) { 2785 existingSet.add(sig); 2786 } 2787 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2788 for (Signature sig : scannedPkg.mSignatures) { 2789 try { 2790 Signature[] chainSignatures = sig.getChainSignatures(); 2791 for (Signature chainSig : chainSignatures) { 2792 scannedCompatSet.add(chainSig); 2793 } 2794 } catch (CertificateEncodingException e) { 2795 scannedCompatSet.add(sig); 2796 } 2797 } 2798 /* 2799 * Make sure the expanded scanned set contains all signatures in the 2800 * existing one. 2801 */ 2802 if (scannedCompatSet.equals(existingSet)) { 2803 // Migrate the old signatures to the new scheme. 2804 existingSigs.assignSignatures(scannedPkg.mSignatures); 2805 // The new KeySets will be re-added later in the scanning process. 2806 synchronized (mPackages) { 2807 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2808 } 2809 return PackageManager.SIGNATURE_MATCH; 2810 } 2811 return PackageManager.SIGNATURE_NO_MATCH; 2812 } 2813 2814 @Override 2815 public String[] getPackagesForUid(int uid) { 2816 uid = UserHandle.getAppId(uid); 2817 // reader 2818 synchronized (mPackages) { 2819 Object obj = mSettings.getUserIdLPr(uid); 2820 if (obj instanceof SharedUserSetting) { 2821 final SharedUserSetting sus = (SharedUserSetting) obj; 2822 final int N = sus.packages.size(); 2823 final String[] res = new String[N]; 2824 final Iterator<PackageSetting> it = sus.packages.iterator(); 2825 int i = 0; 2826 while (it.hasNext()) { 2827 res[i++] = it.next().name; 2828 } 2829 return res; 2830 } else if (obj instanceof PackageSetting) { 2831 final PackageSetting ps = (PackageSetting) obj; 2832 return new String[] { ps.name }; 2833 } 2834 } 2835 return null; 2836 } 2837 2838 @Override 2839 public String getNameForUid(int uid) { 2840 // reader 2841 synchronized (mPackages) { 2842 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2843 if (obj instanceof SharedUserSetting) { 2844 final SharedUserSetting sus = (SharedUserSetting) obj; 2845 return sus.name + ":" + sus.userId; 2846 } else if (obj instanceof PackageSetting) { 2847 final PackageSetting ps = (PackageSetting) obj; 2848 return ps.name; 2849 } 2850 } 2851 return null; 2852 } 2853 2854 @Override 2855 public int getUidForSharedUser(String sharedUserName) { 2856 if(sharedUserName == null) { 2857 return -1; 2858 } 2859 // reader 2860 synchronized (mPackages) { 2861 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2862 if (suid == null) { 2863 return -1; 2864 } 2865 return suid.userId; 2866 } 2867 } 2868 2869 @Override 2870 public int getFlagsForUid(int uid) { 2871 synchronized (mPackages) { 2872 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2873 if (obj instanceof SharedUserSetting) { 2874 final SharedUserSetting sus = (SharedUserSetting) obj; 2875 return sus.pkgFlags; 2876 } else if (obj instanceof PackageSetting) { 2877 final PackageSetting ps = (PackageSetting) obj; 2878 return ps.pkgFlags; 2879 } 2880 } 2881 return 0; 2882 } 2883 2884 @Override 2885 public String[] getAppOpPermissionPackages(String permissionName) { 2886 synchronized (mPackages) { 2887 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 2888 if (pkgs == null) { 2889 return null; 2890 } 2891 return pkgs.toArray(new String[pkgs.size()]); 2892 } 2893 } 2894 2895 @Override 2896 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2897 int flags, int userId) { 2898 if (!sUserManager.exists(userId)) return null; 2899 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2900 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2901 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2902 } 2903 2904 @Override 2905 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2906 IntentFilter filter, int match, ComponentName activity) { 2907 final int userId = UserHandle.getCallingUserId(); 2908 if (DEBUG_PREFERRED) { 2909 Log.v(TAG, "setLastChosenActivity intent=" + intent 2910 + " resolvedType=" + resolvedType 2911 + " flags=" + flags 2912 + " filter=" + filter 2913 + " match=" + match 2914 + " activity=" + activity); 2915 filter.dump(new PrintStreamPrinter(System.out), " "); 2916 } 2917 intent.setComponent(null); 2918 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2919 // Find any earlier preferred or last chosen entries and nuke them 2920 findPreferredActivity(intent, resolvedType, 2921 flags, query, 0, false, true, false, userId); 2922 // Add the new activity as the last chosen for this filter 2923 addPreferredActivityInternal(filter, match, null, activity, false, userId, 2924 "Setting last chosen"); 2925 } 2926 2927 @Override 2928 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2929 final int userId = UserHandle.getCallingUserId(); 2930 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2931 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2932 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2933 false, false, false, userId); 2934 } 2935 2936 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2937 int flags, List<ResolveInfo> query, int userId) { 2938 if (query != null) { 2939 final int N = query.size(); 2940 if (N == 1) { 2941 return query.get(0); 2942 } else if (N > 1) { 2943 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2944 // If there is more than one activity with the same priority, 2945 // then let the user decide between them. 2946 ResolveInfo r0 = query.get(0); 2947 ResolveInfo r1 = query.get(1); 2948 if (DEBUG_INTENT_MATCHING || debug) { 2949 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2950 + r1.activityInfo.name + "=" + r1.priority); 2951 } 2952 // If the first activity has a higher priority, or a different 2953 // default, then it is always desireable to pick it. 2954 if (r0.priority != r1.priority 2955 || r0.preferredOrder != r1.preferredOrder 2956 || r0.isDefault != r1.isDefault) { 2957 return query.get(0); 2958 } 2959 // If we have saved a preference for a preferred activity for 2960 // this Intent, use that. 2961 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2962 flags, query, r0.priority, true, false, debug, userId); 2963 if (ri != null) { 2964 return ri; 2965 } 2966 if (userId != 0) { 2967 ri = new ResolveInfo(mResolveInfo); 2968 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2969 ri.activityInfo.applicationInfo = new ApplicationInfo( 2970 ri.activityInfo.applicationInfo); 2971 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2972 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2973 return ri; 2974 } 2975 return mResolveInfo; 2976 } 2977 } 2978 return null; 2979 } 2980 2981 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2982 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2983 final int N = query.size(); 2984 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2985 .get(userId); 2986 // Get the list of persistent preferred activities that handle the intent 2987 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2988 List<PersistentPreferredActivity> pprefs = ppir != null 2989 ? ppir.queryIntent(intent, resolvedType, 2990 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2991 : null; 2992 if (pprefs != null && pprefs.size() > 0) { 2993 final int M = pprefs.size(); 2994 for (int i=0; i<M; i++) { 2995 final PersistentPreferredActivity ppa = pprefs.get(i); 2996 if (DEBUG_PREFERRED || debug) { 2997 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2998 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2999 + "\n component=" + ppa.mComponent); 3000 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3001 } 3002 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3003 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3004 if (DEBUG_PREFERRED || debug) { 3005 Slog.v(TAG, "Found persistent preferred activity:"); 3006 if (ai != null) { 3007 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3008 } else { 3009 Slog.v(TAG, " null"); 3010 } 3011 } 3012 if (ai == null) { 3013 // This previously registered persistent preferred activity 3014 // component is no longer known. Ignore it and do NOT remove it. 3015 continue; 3016 } 3017 for (int j=0; j<N; j++) { 3018 final ResolveInfo ri = query.get(j); 3019 if (!ri.activityInfo.applicationInfo.packageName 3020 .equals(ai.applicationInfo.packageName)) { 3021 continue; 3022 } 3023 if (!ri.activityInfo.name.equals(ai.name)) { 3024 continue; 3025 } 3026 // Found a persistent preference that can handle the intent. 3027 if (DEBUG_PREFERRED || debug) { 3028 Slog.v(TAG, "Returning persistent preferred activity: " + 3029 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3030 } 3031 return ri; 3032 } 3033 } 3034 } 3035 return null; 3036 } 3037 3038 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3039 List<ResolveInfo> query, int priority, boolean always, 3040 boolean removeMatches, boolean debug, int userId) { 3041 if (!sUserManager.exists(userId)) return null; 3042 // writer 3043 synchronized (mPackages) { 3044 if (intent.getSelector() != null) { 3045 intent = intent.getSelector(); 3046 } 3047 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3048 3049 // Try to find a matching persistent preferred activity. 3050 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3051 debug, userId); 3052 3053 // If a persistent preferred activity matched, use it. 3054 if (pri != null) { 3055 return pri; 3056 } 3057 3058 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3059 // Get the list of preferred activities that handle the intent 3060 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3061 List<PreferredActivity> prefs = pir != null 3062 ? pir.queryIntent(intent, resolvedType, 3063 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3064 : null; 3065 if (prefs != null && prefs.size() > 0) { 3066 // First figure out how good the original match set is. 3067 // We will only allow preferred activities that came 3068 // from the same match quality. 3069 int match = 0; 3070 3071 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3072 3073 final int N = query.size(); 3074 for (int j=0; j<N; j++) { 3075 final ResolveInfo ri = query.get(j); 3076 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3077 + ": 0x" + Integer.toHexString(match)); 3078 if (ri.match > match) { 3079 match = ri.match; 3080 } 3081 } 3082 3083 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3084 + Integer.toHexString(match)); 3085 3086 match &= IntentFilter.MATCH_CATEGORY_MASK; 3087 final int M = prefs.size(); 3088 for (int i=0; i<M; i++) { 3089 final PreferredActivity pa = prefs.get(i); 3090 if (DEBUG_PREFERRED || debug) { 3091 Slog.v(TAG, "Checking PreferredActivity ds=" 3092 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3093 + "\n component=" + pa.mPref.mComponent); 3094 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3095 } 3096 if (pa.mPref.mMatch != match) { 3097 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3098 + Integer.toHexString(pa.mPref.mMatch)); 3099 continue; 3100 } 3101 // If it's not an "always" type preferred activity and that's what we're 3102 // looking for, skip it. 3103 if (always && !pa.mPref.mAlways) { 3104 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3105 continue; 3106 } 3107 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3108 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3109 if (DEBUG_PREFERRED || debug) { 3110 Slog.v(TAG, "Found preferred activity:"); 3111 if (ai != null) { 3112 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3113 } else { 3114 Slog.v(TAG, " null"); 3115 } 3116 } 3117 if (ai == null) { 3118 // This previously registered preferred activity 3119 // component is no longer known. Most likely an update 3120 // to the app was installed and in the new version this 3121 // component no longer exists. Clean it up by removing 3122 // it from the preferred activities list, and skip it. 3123 Slog.w(TAG, "Removing dangling preferred activity: " 3124 + pa.mPref.mComponent); 3125 pir.removeFilter(pa); 3126 continue; 3127 } 3128 for (int j=0; j<N; j++) { 3129 final ResolveInfo ri = query.get(j); 3130 if (!ri.activityInfo.applicationInfo.packageName 3131 .equals(ai.applicationInfo.packageName)) { 3132 continue; 3133 } 3134 if (!ri.activityInfo.name.equals(ai.name)) { 3135 continue; 3136 } 3137 3138 if (removeMatches) { 3139 pir.removeFilter(pa); 3140 if (DEBUG_PREFERRED) { 3141 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3142 } 3143 break; 3144 } 3145 3146 // Okay we found a previously set preferred or last chosen app. 3147 // If the result set is different from when this 3148 // was created, we need to clear it and re-ask the 3149 // user their preference, if we're looking for an "always" type entry. 3150 if (always && !pa.mPref.sameSet(query, priority)) { 3151 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3152 + intent + " type " + resolvedType); 3153 if (DEBUG_PREFERRED) { 3154 Slog.v(TAG, "Removing preferred activity since set changed " 3155 + pa.mPref.mComponent); 3156 } 3157 pir.removeFilter(pa); 3158 // Re-add the filter as a "last chosen" entry (!always) 3159 PreferredActivity lastChosen = new PreferredActivity( 3160 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3161 pir.addFilter(lastChosen); 3162 mSettings.writePackageRestrictionsLPr(userId); 3163 return null; 3164 } 3165 3166 // Yay! Either the set matched or we're looking for the last chosen 3167 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3168 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3169 mSettings.writePackageRestrictionsLPr(userId); 3170 return ri; 3171 } 3172 } 3173 } 3174 mSettings.writePackageRestrictionsLPr(userId); 3175 } 3176 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3177 return null; 3178 } 3179 3180 /* 3181 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3182 */ 3183 @Override 3184 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3185 int targetUserId) { 3186 mContext.enforceCallingOrSelfPermission( 3187 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3188 List<CrossProfileIntentFilter> matches = 3189 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3190 if (matches != null) { 3191 int size = matches.size(); 3192 for (int i = 0; i < size; i++) { 3193 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3194 } 3195 } 3196 ArrayList<String> packageNames = null; 3197 SparseArray<ArrayList<String>> fromSource = 3198 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3199 if (fromSource != null) { 3200 packageNames = fromSource.get(targetUserId); 3201 if (packageNames != null) { 3202 // We need the package name, so we try to resolve with the loosest flags possible 3203 List<ResolveInfo> resolveInfos = mActivities.queryIntent(intent, resolvedType, 3204 PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3205 int count = resolveInfos.size(); 3206 for (int i = 0; i < count; i++) { 3207 ResolveInfo resolveInfo = resolveInfos.get(i); 3208 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3209 return true; 3210 } 3211 } 3212 } 3213 } 3214 return false; 3215 } 3216 3217 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3218 String resolvedType, int userId) { 3219 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3220 if (resolver != null) { 3221 return resolver.queryIntent(intent, resolvedType, false, userId); 3222 } 3223 return null; 3224 } 3225 3226 @Override 3227 public List<ResolveInfo> queryIntentActivities(Intent intent, 3228 String resolvedType, int flags, int userId) { 3229 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3230 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3231 ComponentName comp = intent.getComponent(); 3232 if (comp == null) { 3233 if (intent.getSelector() != null) { 3234 intent = intent.getSelector(); 3235 comp = intent.getComponent(); 3236 } 3237 } 3238 3239 if (comp != null) { 3240 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3241 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3242 if (ai != null) { 3243 final ResolveInfo ri = new ResolveInfo(); 3244 ri.activityInfo = ai; 3245 list.add(ri); 3246 } 3247 return list; 3248 } 3249 3250 // reader 3251 synchronized (mPackages) { 3252 final String pkgName = intent.getPackage(); 3253 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3254 if (pkgName == null) { 3255 ResolveInfo resolveInfo = null; 3256 if (queryCrossProfile) { 3257 // Check if the intent needs to be forwarded to another user for this package 3258 ArrayList<ResolveInfo> crossProfileResult = 3259 queryIntentActivitiesCrossProfilePackage( 3260 intent, resolvedType, flags, userId); 3261 if (!crossProfileResult.isEmpty()) { 3262 // Skip the current profile 3263 return crossProfileResult; 3264 } 3265 List<CrossProfileIntentFilter> matchingFilters = 3266 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3267 // Check for results that need to skip the current profile. 3268 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3269 resolvedType, flags, userId); 3270 if (resolveInfo != null) { 3271 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3272 result.add(resolveInfo); 3273 return result; 3274 } 3275 // Check for cross profile results. 3276 resolveInfo = queryCrossProfileIntents( 3277 matchingFilters, intent, resolvedType, flags, userId); 3278 } 3279 // Check for results in the current profile. 3280 List<ResolveInfo> result = mActivities.queryIntent( 3281 intent, resolvedType, flags, userId); 3282 if (resolveInfo != null) { 3283 result.add(resolveInfo); 3284 Collections.sort(result, mResolvePrioritySorter); 3285 } 3286 return result; 3287 } 3288 final PackageParser.Package pkg = mPackages.get(pkgName); 3289 if (pkg != null) { 3290 if (queryCrossProfile) { 3291 ArrayList<ResolveInfo> crossProfileResult = 3292 queryIntentActivitiesCrossProfilePackage( 3293 intent, resolvedType, flags, userId, pkg, pkgName); 3294 if (!crossProfileResult.isEmpty()) { 3295 // Skip the current profile 3296 return crossProfileResult; 3297 } 3298 } 3299 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3300 pkg.activities, userId); 3301 } 3302 return new ArrayList<ResolveInfo>(); 3303 } 3304 } 3305 3306 private ResolveInfo querySkipCurrentProfileIntents( 3307 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3308 int flags, int sourceUserId) { 3309 if (matchingFilters != null) { 3310 int size = matchingFilters.size(); 3311 for (int i = 0; i < size; i ++) { 3312 CrossProfileIntentFilter filter = matchingFilters.get(i); 3313 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3314 // Checking if there are activities in the target user that can handle the 3315 // intent. 3316 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3317 flags, sourceUserId); 3318 if (resolveInfo != null) { 3319 return resolveInfo; 3320 } 3321 } 3322 } 3323 } 3324 return null; 3325 } 3326 3327 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3328 Intent intent, String resolvedType, int flags, int userId) { 3329 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3330 SparseArray<ArrayList<String>> sourceForwardingInfo = 3331 mSettings.mCrossProfilePackageInfo.get(userId); 3332 if (sourceForwardingInfo != null) { 3333 int NI = sourceForwardingInfo.size(); 3334 for (int i = 0; i < NI; i++) { 3335 int targetUserId = sourceForwardingInfo.keyAt(i); 3336 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3337 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3338 intent, resolvedType, flags, targetUserId); 3339 int NJ = resolveInfos.size(); 3340 for (int j = 0; j < NJ; j++) { 3341 ResolveInfo resolveInfo = resolveInfos.get(j); 3342 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3343 matchingResolveInfos.add(createForwardingResolveInfo( 3344 resolveInfo.filter, userId, targetUserId)); 3345 } 3346 } 3347 } 3348 } 3349 return matchingResolveInfos; 3350 } 3351 3352 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3353 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3354 String packageName) { 3355 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3356 SparseArray<ArrayList<String>> sourceForwardingInfo = 3357 mSettings.mCrossProfilePackageInfo.get(userId); 3358 if (sourceForwardingInfo != null) { 3359 int NI = sourceForwardingInfo.size(); 3360 for (int i = 0; i < NI; i++) { 3361 int targetUserId = sourceForwardingInfo.keyAt(i); 3362 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3363 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3364 intent, resolvedType, flags, pkg.activities, targetUserId); 3365 int NJ = resolveInfos.size(); 3366 for (int j = 0; j < NJ; j++) { 3367 ResolveInfo resolveInfo = resolveInfos.get(j); 3368 matchingResolveInfos.add(createForwardingResolveInfo( 3369 resolveInfo.filter, userId, targetUserId)); 3370 } 3371 } 3372 } 3373 } 3374 return matchingResolveInfos; 3375 } 3376 3377 // Return matching ResolveInfo if any for skip current profile intent filters. 3378 private ResolveInfo queryCrossProfileIntents( 3379 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3380 int flags, int sourceUserId) { 3381 if (matchingFilters != null) { 3382 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3383 // match the same intent. For performance reasons, it is better not to 3384 // run queryIntent twice for the same userId 3385 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3386 int size = matchingFilters.size(); 3387 for (int i = 0; i < size; i++) { 3388 CrossProfileIntentFilter filter = matchingFilters.get(i); 3389 int targetUserId = filter.getTargetUserId(); 3390 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3391 && !alreadyTriedUserIds.get(targetUserId)) { 3392 // Checking if there are activities in the target user that can handle the 3393 // intent. 3394 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3395 flags, sourceUserId); 3396 if (resolveInfo != null) return resolveInfo; 3397 alreadyTriedUserIds.put(targetUserId, true); 3398 } 3399 } 3400 } 3401 return null; 3402 } 3403 3404 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3405 String resolvedType, int flags, int sourceUserId) { 3406 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3407 resolvedType, flags, filter.getTargetUserId()); 3408 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3409 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3410 } 3411 return null; 3412 } 3413 3414 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3415 int sourceUserId, int targetUserId) { 3416 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3417 String className; 3418 if (targetUserId == UserHandle.USER_OWNER) { 3419 className = FORWARD_INTENT_TO_USER_OWNER; 3420 } else { 3421 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3422 } 3423 ComponentName forwardingActivityComponentName = new ComponentName( 3424 mAndroidApplication.packageName, className); 3425 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3426 sourceUserId); 3427 if (targetUserId == UserHandle.USER_OWNER) { 3428 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3429 forwardingResolveInfo.noResourceId = true; 3430 } 3431 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3432 forwardingResolveInfo.priority = 0; 3433 forwardingResolveInfo.preferredOrder = 0; 3434 forwardingResolveInfo.match = 0; 3435 forwardingResolveInfo.isDefault = true; 3436 forwardingResolveInfo.filter = filter; 3437 forwardingResolveInfo.targetUserId = targetUserId; 3438 return forwardingResolveInfo; 3439 } 3440 3441 @Override 3442 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3443 Intent[] specifics, String[] specificTypes, Intent intent, 3444 String resolvedType, int flags, int userId) { 3445 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3446 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3447 "query intent activity options"); 3448 final String resultsAction = intent.getAction(); 3449 3450 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3451 | PackageManager.GET_RESOLVED_FILTER, userId); 3452 3453 if (DEBUG_INTENT_MATCHING) { 3454 Log.v(TAG, "Query " + intent + ": " + results); 3455 } 3456 3457 int specificsPos = 0; 3458 int N; 3459 3460 // todo: note that the algorithm used here is O(N^2). This 3461 // isn't a problem in our current environment, but if we start running 3462 // into situations where we have more than 5 or 10 matches then this 3463 // should probably be changed to something smarter... 3464 3465 // First we go through and resolve each of the specific items 3466 // that were supplied, taking care of removing any corresponding 3467 // duplicate items in the generic resolve list. 3468 if (specifics != null) { 3469 for (int i=0; i<specifics.length; i++) { 3470 final Intent sintent = specifics[i]; 3471 if (sintent == null) { 3472 continue; 3473 } 3474 3475 if (DEBUG_INTENT_MATCHING) { 3476 Log.v(TAG, "Specific #" + i + ": " + sintent); 3477 } 3478 3479 String action = sintent.getAction(); 3480 if (resultsAction != null && resultsAction.equals(action)) { 3481 // If this action was explicitly requested, then don't 3482 // remove things that have it. 3483 action = null; 3484 } 3485 3486 ResolveInfo ri = null; 3487 ActivityInfo ai = null; 3488 3489 ComponentName comp = sintent.getComponent(); 3490 if (comp == null) { 3491 ri = resolveIntent( 3492 sintent, 3493 specificTypes != null ? specificTypes[i] : null, 3494 flags, userId); 3495 if (ri == null) { 3496 continue; 3497 } 3498 if (ri == mResolveInfo) { 3499 // ACK! Must do something better with this. 3500 } 3501 ai = ri.activityInfo; 3502 comp = new ComponentName(ai.applicationInfo.packageName, 3503 ai.name); 3504 } else { 3505 ai = getActivityInfo(comp, flags, userId); 3506 if (ai == null) { 3507 continue; 3508 } 3509 } 3510 3511 // Look for any generic query activities that are duplicates 3512 // of this specific one, and remove them from the results. 3513 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3514 N = results.size(); 3515 int j; 3516 for (j=specificsPos; j<N; j++) { 3517 ResolveInfo sri = results.get(j); 3518 if ((sri.activityInfo.name.equals(comp.getClassName()) 3519 && sri.activityInfo.applicationInfo.packageName.equals( 3520 comp.getPackageName())) 3521 || (action != null && sri.filter.matchAction(action))) { 3522 results.remove(j); 3523 if (DEBUG_INTENT_MATCHING) Log.v( 3524 TAG, "Removing duplicate item from " + j 3525 + " due to specific " + specificsPos); 3526 if (ri == null) { 3527 ri = sri; 3528 } 3529 j--; 3530 N--; 3531 } 3532 } 3533 3534 // Add this specific item to its proper place. 3535 if (ri == null) { 3536 ri = new ResolveInfo(); 3537 ri.activityInfo = ai; 3538 } 3539 results.add(specificsPos, ri); 3540 ri.specificIndex = i; 3541 specificsPos++; 3542 } 3543 } 3544 3545 // Now we go through the remaining generic results and remove any 3546 // duplicate actions that are found here. 3547 N = results.size(); 3548 for (int i=specificsPos; i<N-1; i++) { 3549 final ResolveInfo rii = results.get(i); 3550 if (rii.filter == null) { 3551 continue; 3552 } 3553 3554 // Iterate over all of the actions of this result's intent 3555 // filter... typically this should be just one. 3556 final Iterator<String> it = rii.filter.actionsIterator(); 3557 if (it == null) { 3558 continue; 3559 } 3560 while (it.hasNext()) { 3561 final String action = it.next(); 3562 if (resultsAction != null && resultsAction.equals(action)) { 3563 // If this action was explicitly requested, then don't 3564 // remove things that have it. 3565 continue; 3566 } 3567 for (int j=i+1; j<N; j++) { 3568 final ResolveInfo rij = results.get(j); 3569 if (rij.filter != null && rij.filter.hasAction(action)) { 3570 results.remove(j); 3571 if (DEBUG_INTENT_MATCHING) Log.v( 3572 TAG, "Removing duplicate item from " + j 3573 + " due to action " + action + " at " + i); 3574 j--; 3575 N--; 3576 } 3577 } 3578 } 3579 3580 // If the caller didn't request filter information, drop it now 3581 // so we don't have to marshall/unmarshall it. 3582 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3583 rii.filter = null; 3584 } 3585 } 3586 3587 // Filter out the caller activity if so requested. 3588 if (caller != null) { 3589 N = results.size(); 3590 for (int i=0; i<N; i++) { 3591 ActivityInfo ainfo = results.get(i).activityInfo; 3592 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3593 && caller.getClassName().equals(ainfo.name)) { 3594 results.remove(i); 3595 break; 3596 } 3597 } 3598 } 3599 3600 // If the caller didn't request filter information, 3601 // drop them now so we don't have to 3602 // marshall/unmarshall it. 3603 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3604 N = results.size(); 3605 for (int i=0; i<N; i++) { 3606 results.get(i).filter = null; 3607 } 3608 } 3609 3610 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3611 return results; 3612 } 3613 3614 @Override 3615 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3616 int userId) { 3617 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3618 ComponentName comp = intent.getComponent(); 3619 if (comp == null) { 3620 if (intent.getSelector() != null) { 3621 intent = intent.getSelector(); 3622 comp = intent.getComponent(); 3623 } 3624 } 3625 if (comp != null) { 3626 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3627 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3628 if (ai != null) { 3629 ResolveInfo ri = new ResolveInfo(); 3630 ri.activityInfo = ai; 3631 list.add(ri); 3632 } 3633 return list; 3634 } 3635 3636 // reader 3637 synchronized (mPackages) { 3638 String pkgName = intent.getPackage(); 3639 if (pkgName == null) { 3640 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3641 } 3642 final PackageParser.Package pkg = mPackages.get(pkgName); 3643 if (pkg != null) { 3644 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3645 userId); 3646 } 3647 return null; 3648 } 3649 } 3650 3651 @Override 3652 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3653 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3654 if (!sUserManager.exists(userId)) return null; 3655 if (query != null) { 3656 if (query.size() >= 1) { 3657 // If there is more than one service with the same priority, 3658 // just arbitrarily pick the first one. 3659 return query.get(0); 3660 } 3661 } 3662 return null; 3663 } 3664 3665 @Override 3666 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3667 int userId) { 3668 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3669 ComponentName comp = intent.getComponent(); 3670 if (comp == null) { 3671 if (intent.getSelector() != null) { 3672 intent = intent.getSelector(); 3673 comp = intent.getComponent(); 3674 } 3675 } 3676 if (comp != null) { 3677 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3678 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3679 if (si != null) { 3680 final ResolveInfo ri = new ResolveInfo(); 3681 ri.serviceInfo = si; 3682 list.add(ri); 3683 } 3684 return list; 3685 } 3686 3687 // reader 3688 synchronized (mPackages) { 3689 String pkgName = intent.getPackage(); 3690 if (pkgName == null) { 3691 return mServices.queryIntent(intent, resolvedType, flags, userId); 3692 } 3693 final PackageParser.Package pkg = mPackages.get(pkgName); 3694 if (pkg != null) { 3695 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3696 userId); 3697 } 3698 return null; 3699 } 3700 } 3701 3702 @Override 3703 public List<ResolveInfo> queryIntentContentProviders( 3704 Intent intent, String resolvedType, int flags, int userId) { 3705 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3706 ComponentName comp = intent.getComponent(); 3707 if (comp == null) { 3708 if (intent.getSelector() != null) { 3709 intent = intent.getSelector(); 3710 comp = intent.getComponent(); 3711 } 3712 } 3713 if (comp != null) { 3714 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3715 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3716 if (pi != null) { 3717 final ResolveInfo ri = new ResolveInfo(); 3718 ri.providerInfo = pi; 3719 list.add(ri); 3720 } 3721 return list; 3722 } 3723 3724 // reader 3725 synchronized (mPackages) { 3726 String pkgName = intent.getPackage(); 3727 if (pkgName == null) { 3728 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3729 } 3730 final PackageParser.Package pkg = mPackages.get(pkgName); 3731 if (pkg != null) { 3732 return mProviders.queryIntentForPackage( 3733 intent, resolvedType, flags, pkg.providers, userId); 3734 } 3735 return null; 3736 } 3737 } 3738 3739 @Override 3740 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3741 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3742 3743 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3744 3745 // writer 3746 synchronized (mPackages) { 3747 ArrayList<PackageInfo> list; 3748 if (listUninstalled) { 3749 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3750 for (PackageSetting ps : mSettings.mPackages.values()) { 3751 PackageInfo pi; 3752 if (ps.pkg != null) { 3753 pi = generatePackageInfo(ps.pkg, flags, userId); 3754 } else { 3755 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3756 } 3757 if (pi != null) { 3758 list.add(pi); 3759 } 3760 } 3761 } else { 3762 list = new ArrayList<PackageInfo>(mPackages.size()); 3763 for (PackageParser.Package p : mPackages.values()) { 3764 PackageInfo pi = generatePackageInfo(p, flags, userId); 3765 if (pi != null) { 3766 list.add(pi); 3767 } 3768 } 3769 } 3770 3771 return new ParceledListSlice<PackageInfo>(list); 3772 } 3773 } 3774 3775 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3776 String[] permissions, boolean[] tmp, int flags, int userId) { 3777 int numMatch = 0; 3778 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3779 for (int i=0; i<permissions.length; i++) { 3780 if (gp.grantedPermissions.contains(permissions[i])) { 3781 tmp[i] = true; 3782 numMatch++; 3783 } else { 3784 tmp[i] = false; 3785 } 3786 } 3787 if (numMatch == 0) { 3788 return; 3789 } 3790 PackageInfo pi; 3791 if (ps.pkg != null) { 3792 pi = generatePackageInfo(ps.pkg, flags, userId); 3793 } else { 3794 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3795 } 3796 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3797 if (numMatch == permissions.length) { 3798 pi.requestedPermissions = permissions; 3799 } else { 3800 pi.requestedPermissions = new String[numMatch]; 3801 numMatch = 0; 3802 for (int i=0; i<permissions.length; i++) { 3803 if (tmp[i]) { 3804 pi.requestedPermissions[numMatch] = permissions[i]; 3805 numMatch++; 3806 } 3807 } 3808 } 3809 } 3810 list.add(pi); 3811 } 3812 3813 @Override 3814 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3815 String[] permissions, int flags, int userId) { 3816 if (!sUserManager.exists(userId)) return null; 3817 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3818 3819 // writer 3820 synchronized (mPackages) { 3821 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3822 boolean[] tmpBools = new boolean[permissions.length]; 3823 if (listUninstalled) { 3824 for (PackageSetting ps : mSettings.mPackages.values()) { 3825 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3826 } 3827 } else { 3828 for (PackageParser.Package pkg : mPackages.values()) { 3829 PackageSetting ps = (PackageSetting)pkg.mExtras; 3830 if (ps != null) { 3831 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3832 userId); 3833 } 3834 } 3835 } 3836 3837 return new ParceledListSlice<PackageInfo>(list); 3838 } 3839 } 3840 3841 @Override 3842 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3843 if (!sUserManager.exists(userId)) return null; 3844 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3845 3846 // writer 3847 synchronized (mPackages) { 3848 ArrayList<ApplicationInfo> list; 3849 if (listUninstalled) { 3850 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3851 for (PackageSetting ps : mSettings.mPackages.values()) { 3852 ApplicationInfo ai; 3853 if (ps.pkg != null) { 3854 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3855 ps.readUserState(userId), userId); 3856 } else { 3857 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3858 } 3859 if (ai != null) { 3860 list.add(ai); 3861 } 3862 } 3863 } else { 3864 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3865 for (PackageParser.Package p : mPackages.values()) { 3866 if (p.mExtras != null) { 3867 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3868 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3869 if (ai != null) { 3870 list.add(ai); 3871 } 3872 } 3873 } 3874 } 3875 3876 return new ParceledListSlice<ApplicationInfo>(list); 3877 } 3878 } 3879 3880 public List<ApplicationInfo> getPersistentApplications(int flags) { 3881 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3882 3883 // reader 3884 synchronized (mPackages) { 3885 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3886 final int userId = UserHandle.getCallingUserId(); 3887 while (i.hasNext()) { 3888 final PackageParser.Package p = i.next(); 3889 if (p.applicationInfo != null 3890 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3891 && (!mSafeMode || isSystemApp(p))) { 3892 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3893 if (ps != null) { 3894 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3895 ps.readUserState(userId), userId); 3896 if (ai != null) { 3897 finalList.add(ai); 3898 } 3899 } 3900 } 3901 } 3902 } 3903 3904 return finalList; 3905 } 3906 3907 @Override 3908 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3909 if (!sUserManager.exists(userId)) return null; 3910 // reader 3911 synchronized (mPackages) { 3912 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3913 PackageSetting ps = provider != null 3914 ? mSettings.mPackages.get(provider.owner.packageName) 3915 : null; 3916 return ps != null 3917 && mSettings.isEnabledLPr(provider.info, flags, userId) 3918 && (!mSafeMode || (provider.info.applicationInfo.flags 3919 &ApplicationInfo.FLAG_SYSTEM) != 0) 3920 ? PackageParser.generateProviderInfo(provider, flags, 3921 ps.readUserState(userId), userId) 3922 : null; 3923 } 3924 } 3925 3926 /** 3927 * @deprecated 3928 */ 3929 @Deprecated 3930 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3931 // reader 3932 synchronized (mPackages) { 3933 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3934 .entrySet().iterator(); 3935 final int userId = UserHandle.getCallingUserId(); 3936 while (i.hasNext()) { 3937 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3938 PackageParser.Provider p = entry.getValue(); 3939 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3940 3941 if (ps != null && p.syncable 3942 && (!mSafeMode || (p.info.applicationInfo.flags 3943 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3944 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3945 ps.readUserState(userId), userId); 3946 if (info != null) { 3947 outNames.add(entry.getKey()); 3948 outInfo.add(info); 3949 } 3950 } 3951 } 3952 } 3953 } 3954 3955 @Override 3956 public List<ProviderInfo> queryContentProviders(String processName, 3957 int uid, int flags) { 3958 ArrayList<ProviderInfo> finalList = null; 3959 // reader 3960 synchronized (mPackages) { 3961 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3962 final int userId = processName != null ? 3963 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3964 while (i.hasNext()) { 3965 final PackageParser.Provider p = i.next(); 3966 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3967 if (ps != null && p.info.authority != null 3968 && (processName == null 3969 || (p.info.processName.equals(processName) 3970 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3971 && mSettings.isEnabledLPr(p.info, flags, userId) 3972 && (!mSafeMode 3973 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3974 if (finalList == null) { 3975 finalList = new ArrayList<ProviderInfo>(3); 3976 } 3977 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3978 ps.readUserState(userId), userId); 3979 if (info != null) { 3980 finalList.add(info); 3981 } 3982 } 3983 } 3984 } 3985 3986 if (finalList != null) { 3987 Collections.sort(finalList, mProviderInitOrderSorter); 3988 } 3989 3990 return finalList; 3991 } 3992 3993 @Override 3994 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3995 int flags) { 3996 // reader 3997 synchronized (mPackages) { 3998 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3999 return PackageParser.generateInstrumentationInfo(i, flags); 4000 } 4001 } 4002 4003 @Override 4004 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4005 int flags) { 4006 ArrayList<InstrumentationInfo> finalList = 4007 new ArrayList<InstrumentationInfo>(); 4008 4009 // reader 4010 synchronized (mPackages) { 4011 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4012 while (i.hasNext()) { 4013 final PackageParser.Instrumentation p = i.next(); 4014 if (targetPackage == null 4015 || targetPackage.equals(p.info.targetPackage)) { 4016 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4017 flags); 4018 if (ii != null) { 4019 finalList.add(ii); 4020 } 4021 } 4022 } 4023 } 4024 4025 return finalList; 4026 } 4027 4028 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4029 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4030 if (overlays == null) { 4031 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4032 return; 4033 } 4034 for (PackageParser.Package opkg : overlays.values()) { 4035 // Not much to do if idmap fails: we already logged the error 4036 // and we certainly don't want to abort installation of pkg simply 4037 // because an overlay didn't fit properly. For these reasons, 4038 // ignore the return value of createIdmapForPackagePairLI. 4039 createIdmapForPackagePairLI(pkg, opkg); 4040 } 4041 } 4042 4043 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4044 PackageParser.Package opkg) { 4045 if (!opkg.mTrustedOverlay) { 4046 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4047 opkg.baseCodePath + ": overlay not trusted"); 4048 return false; 4049 } 4050 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4051 if (overlaySet == null) { 4052 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4053 opkg.baseCodePath + " but target package has no known overlays"); 4054 return false; 4055 } 4056 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4057 // TODO: generate idmap for split APKs 4058 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4059 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4060 + opkg.baseCodePath); 4061 return false; 4062 } 4063 PackageParser.Package[] overlayArray = 4064 overlaySet.values().toArray(new PackageParser.Package[0]); 4065 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4066 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4067 return p1.mOverlayPriority - p2.mOverlayPriority; 4068 } 4069 }; 4070 Arrays.sort(overlayArray, cmp); 4071 4072 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4073 int i = 0; 4074 for (PackageParser.Package p : overlayArray) { 4075 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4076 } 4077 return true; 4078 } 4079 4080 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 4081 final File[] files = dir.listFiles(); 4082 if (ArrayUtils.isEmpty(files)) { 4083 Log.d(TAG, "No files in app dir " + dir); 4084 return; 4085 } 4086 4087 if (DEBUG_PACKAGE_SCANNING) { 4088 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 4089 + " flags=0x" + Integer.toHexString(flags)); 4090 } 4091 4092 for (File file : files) { 4093 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4094 && !PackageInstallerService.isStageName(file.getName()); 4095 if (!isPackage) { 4096 // Ignore entries which are not packages 4097 continue; 4098 } 4099 try { 4100 scanPackageLI(file, flags | PackageParser.PARSE_MUST_BE_APK, 4101 scanMode, currentTime, null); 4102 } catch (PackageManagerException e) { 4103 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4104 4105 // Delete invalid userdata apps 4106 if ((flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4107 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4108 Slog.w(TAG, "Deleting invalid package at " + file); 4109 if (file.isDirectory()) { 4110 FileUtils.deleteContents(file); 4111 } 4112 file.delete(); 4113 } 4114 } 4115 } 4116 } 4117 4118 private static File getSettingsProblemFile() { 4119 File dataDir = Environment.getDataDirectory(); 4120 File systemDir = new File(dataDir, "system"); 4121 File fname = new File(systemDir, "uiderrors.txt"); 4122 return fname; 4123 } 4124 4125 static void reportSettingsProblem(int priority, String msg) { 4126 try { 4127 File fname = getSettingsProblemFile(); 4128 FileOutputStream out = new FileOutputStream(fname, true); 4129 PrintWriter pw = new FastPrintWriter(out); 4130 SimpleDateFormat formatter = new SimpleDateFormat(); 4131 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4132 pw.println(dateString + ": " + msg); 4133 pw.close(); 4134 FileUtils.setPermissions( 4135 fname.toString(), 4136 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4137 -1, -1); 4138 } catch (java.io.IOException e) { 4139 } 4140 Slog.println(priority, TAG, msg); 4141 } 4142 4143 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4144 PackageParser.Package pkg, File srcFile, int parseFlags) 4145 throws PackageManagerException { 4146 if (ps != null 4147 && ps.codePath.equals(srcFile) 4148 && ps.timeStamp == srcFile.lastModified() 4149 && !isCompatSignatureUpdateNeeded(pkg)) { 4150 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4151 if (ps.signatures.mSignatures != null 4152 && ps.signatures.mSignatures.length != 0 4153 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4154 // Optimization: reuse the existing cached certificates 4155 // if the package appears to be unchanged. 4156 pkg.mSignatures = ps.signatures.mSignatures; 4157 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4158 synchronized (mPackages) { 4159 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4160 } 4161 return; 4162 } 4163 4164 Slog.w(TAG, "PackageSetting for " + ps.name 4165 + " is missing signatures. Collecting certs again to recover them."); 4166 } else { 4167 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4168 } 4169 4170 try { 4171 pp.collectCertificates(pkg, parseFlags); 4172 pp.collectManifestDigest(pkg); 4173 } catch (PackageParserException e) { 4174 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4175 + pkg.packageName + ": " + e.getMessage()); 4176 } 4177 } 4178 4179 /* 4180 * Scan a package and return the newly parsed package. 4181 * Returns null in case of errors and the error code is stored in mLastScanError 4182 */ 4183 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanMode, 4184 long currentTime, UserHandle user) throws PackageManagerException { 4185 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4186 parseFlags |= mDefParseFlags; 4187 PackageParser pp = new PackageParser(); 4188 pp.setSeparateProcesses(mSeparateProcesses); 4189 pp.setOnlyCoreApps(mOnlyCore); 4190 pp.setDisplayMetrics(mMetrics); 4191 4192 if ((scanMode & SCAN_TRUSTED_OVERLAY) != 0) { 4193 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4194 } 4195 4196 final PackageParser.Package pkg; 4197 try { 4198 pkg = pp.parsePackage(scanFile, parseFlags); 4199 } catch (PackageParserException e) { 4200 throw new PackageManagerException(e.error, 4201 "Failed to scan " + scanFile + ": " + e.getMessage()); 4202 } 4203 4204 PackageSetting ps = null; 4205 PackageSetting updatedPkg; 4206 // reader 4207 synchronized (mPackages) { 4208 // Look to see if we already know about this package. 4209 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4210 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4211 // This package has been renamed to its original name. Let's 4212 // use that. 4213 ps = mSettings.peekPackageLPr(oldName); 4214 } 4215 // If there was no original package, see one for the real package name. 4216 if (ps == null) { 4217 ps = mSettings.peekPackageLPr(pkg.packageName); 4218 } 4219 // Check to see if this package could be hiding/updating a system 4220 // package. Must look for it either under the original or real 4221 // package name depending on our state. 4222 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4223 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4224 } 4225 boolean updatedPkgBetter = false; 4226 // First check if this is a system package that may involve an update 4227 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4228 if (ps != null && !ps.codePath.equals(scanFile)) { 4229 // The path has changed from what was last scanned... check the 4230 // version of the new path against what we have stored to determine 4231 // what to do. 4232 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4233 if (pkg.mVersionCode < ps.versionCode) { 4234 // The system package has been updated and the code path does not match 4235 // Ignore entry. Skip it. 4236 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4237 + " ignored: updated version " + ps.versionCode 4238 + " better than this " + pkg.mVersionCode); 4239 if (!updatedPkg.codePath.equals(scanFile)) { 4240 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4241 + ps.name + " changing from " + updatedPkg.codePathString 4242 + " to " + scanFile); 4243 updatedPkg.codePath = scanFile; 4244 updatedPkg.codePathString = scanFile.toString(); 4245 // This is the point at which we know that the system-disk APK 4246 // for this package has moved during a reboot (e.g. due to an OTA), 4247 // so we need to reevaluate it for privilege policy. 4248 if (locationIsPrivileged(scanFile)) { 4249 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4250 } 4251 } 4252 updatedPkg.pkg = pkg; 4253 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4254 } else { 4255 // The current app on the system partition is better than 4256 // what we have updated to on the data partition; switch 4257 // back to the system partition version. 4258 // At this point, its safely assumed that package installation for 4259 // apps in system partition will go through. If not there won't be a working 4260 // version of the app 4261 // writer 4262 synchronized (mPackages) { 4263 // Just remove the loaded entries from package lists. 4264 mPackages.remove(ps.name); 4265 } 4266 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4267 + "reverting from " + ps.codePathString 4268 + ": new version " + pkg.mVersionCode 4269 + " better than installed " + ps.versionCode); 4270 4271 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4272 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4273 getAppDexInstructionSets(ps)); 4274 synchronized (mInstallLock) { 4275 args.cleanUpResourcesLI(); 4276 } 4277 synchronized (mPackages) { 4278 mSettings.enableSystemPackageLPw(ps.name); 4279 } 4280 updatedPkgBetter = true; 4281 } 4282 } 4283 } 4284 4285 if (updatedPkg != null) { 4286 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4287 // initially 4288 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4289 4290 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4291 // flag set initially 4292 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4293 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4294 } 4295 } 4296 4297 // Verify certificates against what was last scanned 4298 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4299 4300 /* 4301 * A new system app appeared, but we already had a non-system one of the 4302 * same name installed earlier. 4303 */ 4304 boolean shouldHideSystemApp = false; 4305 if (updatedPkg == null && ps != null 4306 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4307 /* 4308 * Check to make sure the signatures match first. If they don't, 4309 * wipe the installed application and its data. 4310 */ 4311 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4312 != PackageManager.SIGNATURE_MATCH) { 4313 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4314 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4315 ps = null; 4316 } else { 4317 /* 4318 * If the newly-added system app is an older version than the 4319 * already installed version, hide it. It will be scanned later 4320 * and re-added like an update. 4321 */ 4322 if (pkg.mVersionCode < ps.versionCode) { 4323 shouldHideSystemApp = true; 4324 } else { 4325 /* 4326 * The newly found system app is a newer version that the 4327 * one previously installed. Simply remove the 4328 * already-installed application and replace it with our own 4329 * while keeping the application data. 4330 */ 4331 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4332 + ps.codePathString + ": new version " + pkg.mVersionCode 4333 + " better than installed " + ps.versionCode); 4334 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4335 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4336 getAppDexInstructionSets(ps)); 4337 synchronized (mInstallLock) { 4338 args.cleanUpResourcesLI(); 4339 } 4340 } 4341 } 4342 } 4343 4344 // The apk is forward locked (not public) if its code and resources 4345 // are kept in different files. (except for app in either system or 4346 // vendor path). 4347 // TODO grab this value from PackageSettings 4348 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4349 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4350 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4351 } 4352 } 4353 4354 // TODO: extend to support forward-locked splits 4355 String resourcePath = null; 4356 String baseResourcePath = null; 4357 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4358 if (ps != null && ps.resourcePathString != null) { 4359 resourcePath = ps.resourcePathString; 4360 baseResourcePath = ps.resourcePathString; 4361 } else { 4362 // Should not happen at all. Just log an error. 4363 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4364 } 4365 } else { 4366 resourcePath = pkg.codePath; 4367 baseResourcePath = pkg.baseCodePath; 4368 } 4369 4370 // Set application objects path explicitly. 4371 pkg.applicationInfo.setCodePath(pkg.codePath); 4372 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4373 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4374 pkg.applicationInfo.setResourcePath(resourcePath); 4375 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4376 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4377 4378 // Note that we invoke the following method only if we are about to unpack an application 4379 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4380 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4381 4382 /* 4383 * If the system app should be overridden by a previously installed 4384 * data, hide the system app now and let the /data/app scan pick it up 4385 * again. 4386 */ 4387 if (shouldHideSystemApp) { 4388 synchronized (mPackages) { 4389 /* 4390 * We have to grant systems permissions before we hide, because 4391 * grantPermissions will assume the package update is trying to 4392 * expand its permissions. 4393 */ 4394 grantPermissionsLPw(pkg, true); 4395 mSettings.disableSystemPackageLPw(pkg.packageName); 4396 } 4397 } 4398 4399 return scannedPkg; 4400 } 4401 4402 private static String fixProcessName(String defProcessName, 4403 String processName, int uid) { 4404 if (processName == null) { 4405 return defProcessName; 4406 } 4407 return processName; 4408 } 4409 4410 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4411 throws PackageManagerException { 4412 if (pkgSetting.signatures.mSignatures != null) { 4413 // Already existing package. Make sure signatures match 4414 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4415 == PackageManager.SIGNATURE_MATCH; 4416 if (!match) { 4417 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4418 == PackageManager.SIGNATURE_MATCH; 4419 } 4420 if (!match) { 4421 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4422 + pkg.packageName + " signatures do not match the " 4423 + "previously installed version; ignoring!"); 4424 } 4425 } 4426 4427 // Check for shared user signatures 4428 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4429 // Already existing package. Make sure signatures match 4430 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4431 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4432 if (!match) { 4433 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4434 == PackageManager.SIGNATURE_MATCH; 4435 } 4436 if (!match) { 4437 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4438 "Package " + pkg.packageName 4439 + " has no signatures that match those in shared user " 4440 + pkgSetting.sharedUser.name + "; ignoring!"); 4441 } 4442 } 4443 } 4444 4445 /** 4446 * Enforces that only the system UID or root's UID can call a method exposed 4447 * via Binder. 4448 * 4449 * @param message used as message if SecurityException is thrown 4450 * @throws SecurityException if the caller is not system or root 4451 */ 4452 private static final void enforceSystemOrRoot(String message) { 4453 final int uid = Binder.getCallingUid(); 4454 if (uid != Process.SYSTEM_UID && uid != 0) { 4455 throw new SecurityException(message); 4456 } 4457 } 4458 4459 @Override 4460 public void performBootDexOpt() { 4461 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4462 4463 final HashSet<PackageParser.Package> pkgs; 4464 synchronized (mPackages) { 4465 pkgs = mDeferredDexOpt; 4466 mDeferredDexOpt = null; 4467 } 4468 4469 if (pkgs != null) { 4470 // Filter out packages that aren't recently used. 4471 // 4472 // The exception is first boot of a non-eng device, which 4473 // should do a full dexopt. 4474 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4475 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4476 // TODO: add a property to control this? 4477 long dexOptLRUThresholdInMinutes; 4478 if (eng) { 4479 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4480 } else { 4481 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4482 } 4483 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4484 4485 int total = pkgs.size(); 4486 int skipped = 0; 4487 long now = System.currentTimeMillis(); 4488 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4489 PackageParser.Package pkg = i.next(); 4490 long then = pkg.mLastPackageUsageTimeInMills; 4491 if (then + dexOptLRUThresholdInMills < now) { 4492 if (DEBUG_DEXOPT) { 4493 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4494 ((then == 0) ? "never" : new Date(then))); 4495 } 4496 i.remove(); 4497 skipped++; 4498 } 4499 } 4500 if (DEBUG_DEXOPT) { 4501 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4502 } 4503 } 4504 4505 int i = 0; 4506 for (PackageParser.Package pkg : pkgs) { 4507 i++; 4508 if (DEBUG_DEXOPT) { 4509 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4510 + ": " + pkg.packageName); 4511 } 4512 if (!isFirstBoot()) { 4513 try { 4514 ActivityManagerNative.getDefault().showBootMessage( 4515 mContext.getResources().getString( 4516 R.string.android_upgrading_apk, 4517 i, pkgs.size()), true); 4518 } catch (RemoteException e) { 4519 } 4520 } 4521 PackageParser.Package p = pkg; 4522 synchronized (mInstallLock) { 4523 performDexOptLI(p, null /* instruction sets */, false /* force dex */, false /* defer */, 4524 true /* include dependencies */); 4525 } 4526 } 4527 } 4528 } 4529 4530 @Override 4531 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 4532 return performDexOpt(packageName, instructionSet, true); 4533 } 4534 4535 private static String getPrimaryInstructionSet(ApplicationInfo info) { 4536 if (info.primaryCpuAbi == null) { 4537 return getPreferredInstructionSet(); 4538 } 4539 4540 return VMRuntime.getInstructionSet(info.primaryCpuAbi); 4541 } 4542 4543 public boolean performDexOpt(String packageName, String instructionSet, boolean updateUsage) { 4544 PackageParser.Package p; 4545 final String targetInstructionSet; 4546 synchronized (mPackages) { 4547 p = mPackages.get(packageName); 4548 if (p == null) { 4549 return false; 4550 } 4551 if (updateUsage) { 4552 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4553 } 4554 mPackageUsage.write(false); 4555 4556 targetInstructionSet = instructionSet != null ? instructionSet : 4557 getPrimaryInstructionSet(p.applicationInfo); 4558 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 4559 return false; 4560 } 4561 } 4562 4563 synchronized (mInstallLock) { 4564 final String[] instructionSets = new String[] { targetInstructionSet }; 4565 return performDexOptLI(p, instructionSets, false /* force dex */, false /* defer */, 4566 true /* include dependencies */) == DEX_OPT_PERFORMED; 4567 } 4568 } 4569 4570 public HashSet<String> getPackagesThatNeedDexOpt() { 4571 HashSet<String> pkgs = null; 4572 synchronized (mPackages) { 4573 for (PackageParser.Package p : mPackages.values()) { 4574 if (DEBUG_DEXOPT) { 4575 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 4576 } 4577 if (!p.mDexOptPerformed.isEmpty()) { 4578 continue; 4579 } 4580 if (pkgs == null) { 4581 pkgs = new HashSet<String>(); 4582 } 4583 pkgs.add(p.packageName); 4584 } 4585 } 4586 return pkgs; 4587 } 4588 4589 public void shutdown() { 4590 mPackageUsage.write(true); 4591 } 4592 4593 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4594 boolean forceDex, boolean defer, HashSet<String> done) { 4595 for (int i=0; i<libs.size(); i++) { 4596 PackageParser.Package libPkg; 4597 String libName; 4598 synchronized (mPackages) { 4599 libName = libs.get(i); 4600 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4601 if (lib != null && lib.apk != null) { 4602 libPkg = mPackages.get(lib.apk); 4603 } else { 4604 libPkg = null; 4605 } 4606 } 4607 if (libPkg != null && !done.contains(libName)) { 4608 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4609 } 4610 } 4611 } 4612 4613 static final int DEX_OPT_SKIPPED = 0; 4614 static final int DEX_OPT_PERFORMED = 1; 4615 static final int DEX_OPT_DEFERRED = 2; 4616 static final int DEX_OPT_FAILED = -1; 4617 4618 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4619 boolean forceDex, boolean defer, HashSet<String> done) { 4620 final String[] instructionSets = targetInstructionSets != null ? 4621 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4622 4623 if (done != null) { 4624 done.add(pkg.packageName); 4625 if (pkg.usesLibraries != null) { 4626 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4627 } 4628 if (pkg.usesOptionalLibraries != null) { 4629 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4630 } 4631 } 4632 4633 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4634 return DEX_OPT_SKIPPED; 4635 } 4636 4637 final boolean vmSafeMode = (pkg.applicationInfo.flags & ApplicationInfo.FLAG_VM_SAFE_MODE) != 0; 4638 4639 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4640 boolean performedDexOpt = false; 4641 // There are three basic cases here: 4642 // 1.) we need to dexopt, either because we are forced or it is needed 4643 // 2.) we are defering a needed dexopt 4644 // 3.) we are skipping an unneeded dexopt 4645 final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 4646 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 4647 if (!forceDex && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) { 4648 continue; 4649 } 4650 4651 for (String path : paths) { 4652 try { 4653 // This will return DEXOPT_NEEDED if we either cannot find any odex file for this 4654 // patckage or the one we find does not match the image checksum (i.e. it was 4655 // compiled against an old image). It will return PATCHOAT_NEEDED if we can find a 4656 // odex file and it matches the checksum of the image but not its base address, 4657 // meaning we need to move it. 4658 final byte isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4659 pkg.packageName, dexCodeInstructionSet, defer); 4660 if (forceDex || (!defer && isDexOptNeeded == DexFile.DEXOPT_NEEDED)) { 4661 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4662 + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet 4663 + " vmSafeMode=" + vmSafeMode); 4664 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4665 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4666 pkg.packageName, dexCodeInstructionSet, vmSafeMode); 4667 4668 if (ret < 0) { 4669 // Don't bother running dexopt again if we failed, it will probably 4670 // just result in an error again. Also, don't bother dexopting for other 4671 // paths & ISAs. 4672 return DEX_OPT_FAILED; 4673 } 4674 4675 performedDexOpt = true; 4676 } else if (!defer && isDexOptNeeded == DexFile.PATCHOAT_NEEDED) { 4677 Log.i(TAG, "Running patchoat on: " + pkg.applicationInfo.packageName); 4678 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4679 final int ret = mInstaller.patchoat(path, sharedGid, !isForwardLocked(pkg), 4680 pkg.packageName, dexCodeInstructionSet); 4681 4682 if (ret < 0) { 4683 // Don't bother running patchoat again if we failed, it will probably 4684 // just result in an error again. Also, don't bother dexopting for other 4685 // paths & ISAs. 4686 return DEX_OPT_FAILED; 4687 } 4688 4689 performedDexOpt = true; 4690 } 4691 4692 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4693 // paths and instruction sets. We'll deal with them all together when we process 4694 // our list of deferred dexopts. 4695 if (defer && isDexOptNeeded != DexFile.UP_TO_DATE) { 4696 if (mDeferredDexOpt == null) { 4697 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4698 } 4699 mDeferredDexOpt.add(pkg); 4700 return DEX_OPT_DEFERRED; 4701 } 4702 } catch (FileNotFoundException e) { 4703 Slog.w(TAG, "Apk not found for dexopt: " + path); 4704 return DEX_OPT_FAILED; 4705 } catch (IOException e) { 4706 Slog.w(TAG, "IOException reading apk: " + path, e); 4707 return DEX_OPT_FAILED; 4708 } catch (StaleDexCacheError e) { 4709 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4710 return DEX_OPT_FAILED; 4711 } catch (Exception e) { 4712 Slog.w(TAG, "Exception when doing dexopt : ", e); 4713 return DEX_OPT_FAILED; 4714 } 4715 } 4716 4717 // At this point we haven't failed dexopt and we haven't deferred dexopt. We must 4718 // either have either succeeded dexopt, or have had isDexOptNeededInternal tell us 4719 // it isn't required. We therefore mark that this package doesn't need dexopt unless 4720 // it's forced. performedDexOpt will tell us whether we performed dex-opt or skipped 4721 // it. 4722 pkg.mDexOptPerformed.add(dexCodeInstructionSet); 4723 } 4724 4725 // If we've gotten here, we're sure that no error occurred and that we haven't 4726 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4727 // we've skipped all of them because they are up to date. In both cases this 4728 // package doesn't need dexopt any longer. 4729 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4730 } 4731 4732 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4733 if (info.primaryCpuAbi != null) { 4734 if (info.secondaryCpuAbi != null) { 4735 return new String[] { 4736 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4737 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4738 } else { 4739 return new String[] { 4740 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4741 } 4742 } 4743 4744 return new String[] { getPreferredInstructionSet() }; 4745 } 4746 4747 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4748 if (ps.primaryCpuAbiString != null) { 4749 if (ps.secondaryCpuAbiString != null) { 4750 return new String[] { 4751 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4752 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4753 } else { 4754 return new String[] { 4755 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4756 } 4757 } 4758 4759 return new String[] { getPreferredInstructionSet() }; 4760 } 4761 4762 private static String getPreferredInstructionSet() { 4763 if (sPreferredInstructionSet == null) { 4764 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4765 } 4766 4767 return sPreferredInstructionSet; 4768 } 4769 4770 private static List<String> getAllInstructionSets() { 4771 final String[] allAbis = Build.SUPPORTED_ABIS; 4772 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4773 4774 for (String abi : allAbis) { 4775 final String instructionSet = VMRuntime.getInstructionSet(abi); 4776 if (!allInstructionSets.contains(instructionSet)) { 4777 allInstructionSets.add(instructionSet); 4778 } 4779 } 4780 4781 return allInstructionSets; 4782 } 4783 4784 /** 4785 * Returns the instruction set that should be used to compile dex code. In the presence of 4786 * a native bridge this might be different than the one shared libraries use. 4787 */ 4788 private static String getDexCodeInstructionSet(String sharedLibraryIsa) { 4789 String dexCodeIsa = SystemProperties.get("ro.dalvik.vm.isa." + sharedLibraryIsa); 4790 return (dexCodeIsa.isEmpty() ? sharedLibraryIsa : dexCodeIsa); 4791 } 4792 4793 private static String[] getDexCodeInstructionSets(String[] instructionSets) { 4794 HashSet<String> dexCodeInstructionSets = new HashSet<String>(instructionSets.length); 4795 for (String instructionSet : instructionSets) { 4796 dexCodeInstructionSets.add(getDexCodeInstructionSet(instructionSet)); 4797 } 4798 return dexCodeInstructionSets.toArray(new String[dexCodeInstructionSets.size()]); 4799 } 4800 4801 @Override 4802 public void forceDexOpt(String packageName) { 4803 enforceSystemOrRoot("forceDexOpt"); 4804 4805 PackageParser.Package pkg; 4806 synchronized (mPackages) { 4807 pkg = mPackages.get(packageName); 4808 if (pkg == null) { 4809 throw new IllegalArgumentException("Missing package: " + packageName); 4810 } 4811 } 4812 4813 synchronized (mInstallLock) { 4814 final String[] instructionSets = new String[] { 4815 getPrimaryInstructionSet(pkg.applicationInfo) }; 4816 final int res = performDexOptLI(pkg, instructionSets, true, false, true); 4817 if (res != DEX_OPT_PERFORMED) { 4818 throw new IllegalStateException("Failed to dexopt: " + res); 4819 } 4820 } 4821 } 4822 4823 private int performDexOptLI(PackageParser.Package pkg, String[] instructionSets, 4824 boolean forceDex, boolean defer, boolean inclDependencies) { 4825 HashSet<String> done; 4826 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4827 done = new HashSet<String>(); 4828 done.add(pkg.packageName); 4829 } else { 4830 done = null; 4831 } 4832 return performDexOptLI(pkg, instructionSets, forceDex, defer, done); 4833 } 4834 4835 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4836 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4837 Slog.w(TAG, "Unable to update from " + oldPkg.name 4838 + " to " + newPkg.packageName 4839 + ": old package not in system partition"); 4840 return false; 4841 } else if (mPackages.get(oldPkg.name) != null) { 4842 Slog.w(TAG, "Unable to update from " + oldPkg.name 4843 + " to " + newPkg.packageName 4844 + ": old package still exists"); 4845 return false; 4846 } 4847 return true; 4848 } 4849 4850 File getDataPathForUser(int userId) { 4851 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4852 } 4853 4854 private File getDataPathForPackage(String packageName, int userId) { 4855 /* 4856 * Until we fully support multiple users, return the directory we 4857 * previously would have. The PackageManagerTests will need to be 4858 * revised when this is changed back.. 4859 */ 4860 if (userId == 0) { 4861 return new File(mAppDataDir, packageName); 4862 } else { 4863 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4864 + File.separator + packageName); 4865 } 4866 } 4867 4868 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4869 int[] users = sUserManager.getUserIds(); 4870 int res = mInstaller.install(packageName, uid, uid, seinfo); 4871 if (res < 0) { 4872 return res; 4873 } 4874 for (int user : users) { 4875 if (user != 0) { 4876 res = mInstaller.createUserData(packageName, 4877 UserHandle.getUid(user, uid), user, seinfo); 4878 if (res < 0) { 4879 return res; 4880 } 4881 } 4882 } 4883 return res; 4884 } 4885 4886 private int removeDataDirsLI(String packageName) { 4887 int[] users = sUserManager.getUserIds(); 4888 int res = 0; 4889 for (int user : users) { 4890 int resInner = mInstaller.remove(packageName, user); 4891 if (resInner < 0) { 4892 res = resInner; 4893 } 4894 } 4895 4896 return res; 4897 } 4898 4899 private int deleteCodeCacheDirsLI(String packageName) { 4900 int[] users = sUserManager.getUserIds(); 4901 int res = 0; 4902 for (int user : users) { 4903 int resInner = mInstaller.deleteCodeCacheFiles(packageName, user); 4904 if (resInner < 0) { 4905 res = resInner; 4906 } 4907 } 4908 return res; 4909 } 4910 4911 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4912 PackageParser.Package changingLib) { 4913 if (file.path != null) { 4914 usesLibraryFiles.add(file.path); 4915 return; 4916 } 4917 PackageParser.Package p = mPackages.get(file.apk); 4918 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4919 // If we are doing this while in the middle of updating a library apk, 4920 // then we need to make sure to use that new apk for determining the 4921 // dependencies here. (We haven't yet finished committing the new apk 4922 // to the package manager state.) 4923 if (p == null || p.packageName.equals(changingLib.packageName)) { 4924 p = changingLib; 4925 } 4926 } 4927 if (p != null) { 4928 usesLibraryFiles.addAll(p.getAllCodePaths()); 4929 } 4930 } 4931 4932 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4933 PackageParser.Package changingLib) throws PackageManagerException { 4934 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4935 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4936 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4937 for (int i=0; i<N; i++) { 4938 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4939 if (file == null) { 4940 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4941 "Package " + pkg.packageName + " requires unavailable shared library " 4942 + pkg.usesLibraries.get(i) + "; failing!"); 4943 } 4944 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4945 } 4946 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4947 for (int i=0; i<N; i++) { 4948 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4949 if (file == null) { 4950 Slog.w(TAG, "Package " + pkg.packageName 4951 + " desires unavailable shared library " 4952 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4953 } else { 4954 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4955 } 4956 } 4957 N = usesLibraryFiles.size(); 4958 if (N > 0) { 4959 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4960 } else { 4961 pkg.usesLibraryFiles = null; 4962 } 4963 } 4964 } 4965 4966 private static boolean hasString(List<String> list, List<String> which) { 4967 if (list == null) { 4968 return false; 4969 } 4970 for (int i=list.size()-1; i>=0; i--) { 4971 for (int j=which.size()-1; j>=0; j--) { 4972 if (which.get(j).equals(list.get(i))) { 4973 return true; 4974 } 4975 } 4976 } 4977 return false; 4978 } 4979 4980 private void updateAllSharedLibrariesLPw() { 4981 for (PackageParser.Package pkg : mPackages.values()) { 4982 try { 4983 updateSharedLibrariesLPw(pkg, null); 4984 } catch (PackageManagerException e) { 4985 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4986 } 4987 } 4988 } 4989 4990 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4991 PackageParser.Package changingPkg) { 4992 ArrayList<PackageParser.Package> res = null; 4993 for (PackageParser.Package pkg : mPackages.values()) { 4994 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4995 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4996 if (res == null) { 4997 res = new ArrayList<PackageParser.Package>(); 4998 } 4999 res.add(pkg); 5000 try { 5001 updateSharedLibrariesLPw(pkg, changingPkg); 5002 } catch (PackageManagerException e) { 5003 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5004 } 5005 } 5006 } 5007 return res; 5008 } 5009 5010 /** 5011 * Derive the value of the {@code cpuAbiOverride} based on the provided 5012 * value and an optional stored value from the package settings. 5013 */ 5014 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5015 String cpuAbiOverride = null; 5016 5017 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5018 cpuAbiOverride = null; 5019 } else if (abiOverride != null) { 5020 cpuAbiOverride = abiOverride; 5021 } else if (settings != null) { 5022 cpuAbiOverride = settings.cpuAbiOverrideString; 5023 } 5024 5025 return cpuAbiOverride; 5026 } 5027 5028 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5029 int scanMode, long currentTime, UserHandle user) 5030 throws PackageManagerException { 5031 final File scanFile = new File(pkg.codePath); 5032 if (pkg.applicationInfo.getCodePath() == null || 5033 pkg.applicationInfo.getResourcePath() == null) { 5034 // Bail out. The resource and code paths haven't been set. 5035 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5036 "Code and resource paths haven't been set correctly"); 5037 } 5038 5039 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5040 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5041 } 5042 5043 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5044 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 5045 } 5046 5047 if (mCustomResolverComponentName != null && 5048 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5049 setUpCustomResolverActivity(pkg); 5050 } 5051 5052 if (pkg.packageName.equals("android")) { 5053 synchronized (mPackages) { 5054 if (mAndroidApplication != null) { 5055 Slog.w(TAG, "*************************************************"); 5056 Slog.w(TAG, "Core android package being redefined. Skipping."); 5057 Slog.w(TAG, " file=" + scanFile); 5058 Slog.w(TAG, "*************************************************"); 5059 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5060 "Core android package being redefined. Skipping."); 5061 } 5062 5063 // Set up information for our fall-back user intent resolution activity. 5064 mPlatformPackage = pkg; 5065 pkg.mVersionCode = mSdkVersion; 5066 mAndroidApplication = pkg.applicationInfo; 5067 5068 if (!mResolverReplaced) { 5069 mResolveActivity.applicationInfo = mAndroidApplication; 5070 mResolveActivity.name = ResolverActivity.class.getName(); 5071 mResolveActivity.packageName = mAndroidApplication.packageName; 5072 mResolveActivity.processName = "system:ui"; 5073 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5074 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5075 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5076 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5077 mResolveActivity.exported = true; 5078 mResolveActivity.enabled = true; 5079 mResolveInfo.activityInfo = mResolveActivity; 5080 mResolveInfo.priority = 0; 5081 mResolveInfo.preferredOrder = 0; 5082 mResolveInfo.match = 0; 5083 mResolveComponentName = new ComponentName( 5084 mAndroidApplication.packageName, mResolveActivity.name); 5085 } 5086 } 5087 } 5088 5089 if (DEBUG_PACKAGE_SCANNING) { 5090 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5091 Log.d(TAG, "Scanning package " + pkg.packageName); 5092 } 5093 5094 if (mPackages.containsKey(pkg.packageName) 5095 || mSharedLibraries.containsKey(pkg.packageName)) { 5096 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5097 "Application package " + pkg.packageName 5098 + " already installed. Skipping duplicate."); 5099 } 5100 5101 // Initialize package source and resource directories 5102 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5103 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5104 5105 SharedUserSetting suid = null; 5106 PackageSetting pkgSetting = null; 5107 5108 if (!isSystemApp(pkg)) { 5109 // Only system apps can use these features. 5110 pkg.mOriginalPackages = null; 5111 pkg.mRealPackage = null; 5112 pkg.mAdoptPermissions = null; 5113 } 5114 5115 // writer 5116 synchronized (mPackages) { 5117 if (pkg.mSharedUserId != null) { 5118 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5119 if (suid == null) { 5120 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5121 "Creating application package " + pkg.packageName 5122 + " for shared user failed"); 5123 } 5124 if (DEBUG_PACKAGE_SCANNING) { 5125 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5126 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5127 + "): packages=" + suid.packages); 5128 } 5129 } 5130 5131 // Check if we are renaming from an original package name. 5132 PackageSetting origPackage = null; 5133 String realName = null; 5134 if (pkg.mOriginalPackages != null) { 5135 // This package may need to be renamed to a previously 5136 // installed name. Let's check on that... 5137 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5138 if (pkg.mOriginalPackages.contains(renamed)) { 5139 // This package had originally been installed as the 5140 // original name, and we have already taken care of 5141 // transitioning to the new one. Just update the new 5142 // one to continue using the old name. 5143 realName = pkg.mRealPackage; 5144 if (!pkg.packageName.equals(renamed)) { 5145 // Callers into this function may have already taken 5146 // care of renaming the package; only do it here if 5147 // it is not already done. 5148 pkg.setPackageName(renamed); 5149 } 5150 5151 } else { 5152 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5153 if ((origPackage = mSettings.peekPackageLPr( 5154 pkg.mOriginalPackages.get(i))) != null) { 5155 // We do have the package already installed under its 5156 // original name... should we use it? 5157 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5158 // New package is not compatible with original. 5159 origPackage = null; 5160 continue; 5161 } else if (origPackage.sharedUser != null) { 5162 // Make sure uid is compatible between packages. 5163 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5164 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5165 + " to " + pkg.packageName + ": old uid " 5166 + origPackage.sharedUser.name 5167 + " differs from " + pkg.mSharedUserId); 5168 origPackage = null; 5169 continue; 5170 } 5171 } else { 5172 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5173 + pkg.packageName + " to old name " + origPackage.name); 5174 } 5175 break; 5176 } 5177 } 5178 } 5179 } 5180 5181 if (mTransferedPackages.contains(pkg.packageName)) { 5182 Slog.w(TAG, "Package " + pkg.packageName 5183 + " was transferred to another, but its .apk remains"); 5184 } 5185 5186 // Just create the setting, don't add it yet. For already existing packages 5187 // the PkgSetting exists already and doesn't have to be created. 5188 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5189 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5190 pkg.applicationInfo.primaryCpuAbi, 5191 pkg.applicationInfo.secondaryCpuAbi, 5192 pkg.applicationInfo.flags, user, false); 5193 if (pkgSetting == null) { 5194 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5195 "Creating application package " + pkg.packageName + " failed"); 5196 } 5197 5198 if (pkgSetting.origPackage != null) { 5199 // If we are first transitioning from an original package, 5200 // fix up the new package's name now. We need to do this after 5201 // looking up the package under its new name, so getPackageLP 5202 // can take care of fiddling things correctly. 5203 pkg.setPackageName(origPackage.name); 5204 5205 // File a report about this. 5206 String msg = "New package " + pkgSetting.realName 5207 + " renamed to replace old package " + pkgSetting.name; 5208 reportSettingsProblem(Log.WARN, msg); 5209 5210 // Make a note of it. 5211 mTransferedPackages.add(origPackage.name); 5212 5213 // No longer need to retain this. 5214 pkgSetting.origPackage = null; 5215 } 5216 5217 if (realName != null) { 5218 // Make a note of it. 5219 mTransferedPackages.add(pkg.packageName); 5220 } 5221 5222 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5223 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5224 } 5225 5226 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5227 // Check all shared libraries and map to their actual file path. 5228 // We only do this here for apps not on a system dir, because those 5229 // are the only ones that can fail an install due to this. We 5230 // will take care of the system apps by updating all of their 5231 // library paths after the scan is done. 5232 updateSharedLibrariesLPw(pkg, null); 5233 } 5234 5235 if (mFoundPolicyFile) { 5236 SELinuxMMAC.assignSeinfoValue(pkg); 5237 } 5238 5239 pkg.applicationInfo.uid = pkgSetting.appId; 5240 pkg.mExtras = pkgSetting; 5241 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5242 try { 5243 verifySignaturesLP(pkgSetting, pkg); 5244 } catch (PackageManagerException e) { 5245 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5246 throw e; 5247 } 5248 // The signature has changed, but this package is in the system 5249 // image... let's recover! 5250 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5251 // However... if this package is part of a shared user, but it 5252 // doesn't match the signature of the shared user, let's fail. 5253 // What this means is that you can't change the signatures 5254 // associated with an overall shared user, which doesn't seem all 5255 // that unreasonable. 5256 if (pkgSetting.sharedUser != null) { 5257 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5258 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5259 throw new PackageManagerException( 5260 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5261 "Signature mismatch for shared user : " 5262 + pkgSetting.sharedUser); 5263 } 5264 } 5265 // File a report about this. 5266 String msg = "System package " + pkg.packageName 5267 + " signature changed; retaining data."; 5268 reportSettingsProblem(Log.WARN, msg); 5269 } 5270 } else { 5271 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5272 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5273 + pkg.packageName + " upgrade keys do not match the " 5274 + "previously installed version"); 5275 } else { 5276 // signatures may have changed as result of upgrade 5277 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5278 } 5279 } 5280 // Verify that this new package doesn't have any content providers 5281 // that conflict with existing packages. Only do this if the 5282 // package isn't already installed, since we don't want to break 5283 // things that are installed. 5284 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 5285 final int N = pkg.providers.size(); 5286 int i; 5287 for (i=0; i<N; i++) { 5288 PackageParser.Provider p = pkg.providers.get(i); 5289 if (p.info.authority != null) { 5290 String names[] = p.info.authority.split(";"); 5291 for (int j = 0; j < names.length; j++) { 5292 if (mProvidersByAuthority.containsKey(names[j])) { 5293 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5294 final String otherPackageName = 5295 ((other != null && other.getComponentName() != null) ? 5296 other.getComponentName().getPackageName() : "?"); 5297 throw new PackageManagerException( 5298 INSTALL_FAILED_CONFLICTING_PROVIDER, 5299 "Can't install because provider name " + names[j] 5300 + " (in package " + pkg.applicationInfo.packageName 5301 + ") is already used by " + otherPackageName); 5302 } 5303 } 5304 } 5305 } 5306 } 5307 5308 if (pkg.mAdoptPermissions != null) { 5309 // This package wants to adopt ownership of permissions from 5310 // another package. 5311 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5312 final String origName = pkg.mAdoptPermissions.get(i); 5313 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5314 if (orig != null) { 5315 if (verifyPackageUpdateLPr(orig, pkg)) { 5316 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5317 + pkg.packageName); 5318 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5319 } 5320 } 5321 } 5322 } 5323 } 5324 5325 final String pkgName = pkg.packageName; 5326 5327 final long scanFileTime = scanFile.lastModified(); 5328 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 5329 pkg.applicationInfo.processName = fixProcessName( 5330 pkg.applicationInfo.packageName, 5331 pkg.applicationInfo.processName, 5332 pkg.applicationInfo.uid); 5333 5334 File dataPath; 5335 if (mPlatformPackage == pkg) { 5336 // The system package is special. 5337 dataPath = new File (Environment.getDataDirectory(), "system"); 5338 pkg.applicationInfo.dataDir = dataPath.getPath(); 5339 5340 } else { 5341 // This is a normal package, need to make its data directory. 5342 dataPath = getDataPathForPackage(pkg.packageName, 0); 5343 5344 boolean uidError = false; 5345 5346 if (dataPath.exists()) { 5347 int currentUid = 0; 5348 try { 5349 StructStat stat = Os.stat(dataPath.getPath()); 5350 currentUid = stat.st_uid; 5351 } catch (ErrnoException e) { 5352 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5353 } 5354 5355 // If we have mismatched owners for the data path, we have a problem. 5356 if (currentUid != pkg.applicationInfo.uid) { 5357 boolean recovered = false; 5358 if (currentUid == 0) { 5359 // The directory somehow became owned by root. Wow. 5360 // This is probably because the system was stopped while 5361 // installd was in the middle of messing with its libs 5362 // directory. Ask installd to fix that. 5363 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5364 pkg.applicationInfo.uid); 5365 if (ret >= 0) { 5366 recovered = true; 5367 String msg = "Package " + pkg.packageName 5368 + " unexpectedly changed to uid 0; recovered to " + 5369 + pkg.applicationInfo.uid; 5370 reportSettingsProblem(Log.WARN, msg); 5371 } 5372 } 5373 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5374 || (scanMode&SCAN_BOOTING) != 0)) { 5375 // If this is a system app, we can at least delete its 5376 // current data so the application will still work. 5377 int ret = removeDataDirsLI(pkgName); 5378 if (ret >= 0) { 5379 // TODO: Kill the processes first 5380 // Old data gone! 5381 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5382 ? "System package " : "Third party package "; 5383 String msg = prefix + pkg.packageName 5384 + " has changed from uid: " 5385 + currentUid + " to " 5386 + pkg.applicationInfo.uid + "; old data erased"; 5387 reportSettingsProblem(Log.WARN, msg); 5388 recovered = true; 5389 5390 // And now re-install the app. 5391 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5392 pkg.applicationInfo.seinfo); 5393 if (ret == -1) { 5394 // Ack should not happen! 5395 msg = prefix + pkg.packageName 5396 + " could not have data directory re-created after delete."; 5397 reportSettingsProblem(Log.WARN, msg); 5398 throw new PackageManagerException( 5399 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5400 } 5401 } 5402 if (!recovered) { 5403 mHasSystemUidErrors = true; 5404 } 5405 } else if (!recovered) { 5406 // If we allow this install to proceed, we will be broken. 5407 // Abort, abort! 5408 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5409 "scanPackageLI"); 5410 } 5411 if (!recovered) { 5412 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5413 + pkg.applicationInfo.uid + "/fs_" 5414 + currentUid; 5415 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5416 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5417 String msg = "Package " + pkg.packageName 5418 + " has mismatched uid: " 5419 + currentUid + " on disk, " 5420 + pkg.applicationInfo.uid + " in settings"; 5421 // writer 5422 synchronized (mPackages) { 5423 mSettings.mReadMessages.append(msg); 5424 mSettings.mReadMessages.append('\n'); 5425 uidError = true; 5426 if (!pkgSetting.uidError) { 5427 reportSettingsProblem(Log.ERROR, msg); 5428 } 5429 } 5430 } 5431 } 5432 pkg.applicationInfo.dataDir = dataPath.getPath(); 5433 if (mShouldRestoreconData) { 5434 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5435 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5436 pkg.applicationInfo.uid); 5437 } 5438 } else { 5439 if (DEBUG_PACKAGE_SCANNING) { 5440 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5441 Log.v(TAG, "Want this data dir: " + dataPath); 5442 } 5443 //invoke installer to do the actual installation 5444 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5445 pkg.applicationInfo.seinfo); 5446 if (ret < 0) { 5447 // Error from installer 5448 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5449 "Unable to create data dirs [errorCode=" + ret + "]"); 5450 } 5451 5452 if (dataPath.exists()) { 5453 pkg.applicationInfo.dataDir = dataPath.getPath(); 5454 } else { 5455 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5456 pkg.applicationInfo.dataDir = null; 5457 } 5458 } 5459 5460 pkgSetting.uidError = uidError; 5461 } 5462 5463 final String path = scanFile.getPath(); 5464 final String codePath = pkg.applicationInfo.getCodePath(); 5465 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 5466 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5467 setBundledAppAbisAndRoots(pkg, pkgSetting); 5468 5469 // If we haven't found any native libraries for the app, check if it has 5470 // renderscript code. We'll need to force the app to 32 bit if it has 5471 // renderscript bitcode. 5472 if (pkg.applicationInfo.primaryCpuAbi == null 5473 && pkg.applicationInfo.secondaryCpuAbi == null 5474 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5475 NativeLibraryHelper.Handle handle = null; 5476 try { 5477 handle = NativeLibraryHelper.Handle.create(scanFile); 5478 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5479 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 5480 } 5481 } catch (IOException ioe) { 5482 Slog.w(TAG, "Error scanning system app : " + ioe); 5483 } finally { 5484 IoUtils.closeQuietly(handle); 5485 } 5486 } 5487 5488 setNativeLibraryPaths(pkg); 5489 } else { 5490 // TODO: We can probably be smarter about this stuff. For installed apps, 5491 // we can calculate this information at install time once and for all. For 5492 // system apps, we can probably assume that this information doesn't change 5493 // after the first boot scan. As things stand, we do lots of unnecessary work. 5494 5495 // Give ourselves some initial paths; we'll come back for another 5496 // pass once we've determined ABI below. 5497 setNativeLibraryPaths(pkg); 5498 5499 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5500 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5501 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5502 5503 NativeLibraryHelper.Handle handle = null; 5504 try { 5505 handle = NativeLibraryHelper.Handle.create(scanFile); 5506 // TODO(multiArch): This can be null for apps that didn't go through the 5507 // usual installation process. We can calculate it again, like we 5508 // do during install time. 5509 // 5510 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5511 // unnecessary. 5512 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5513 5514 // Null out the abis so that they can be recalculated. 5515 pkg.applicationInfo.primaryCpuAbi = null; 5516 pkg.applicationInfo.secondaryCpuAbi = null; 5517 if (isMultiArch(pkg.applicationInfo)) { 5518 // Warn if we've set an abiOverride for multi-lib packages.. 5519 // By definition, we need to copy both 32 and 64 bit libraries for 5520 // such packages. 5521 if (pkg.cpuAbiOverride != null 5522 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 5523 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5524 } 5525 5526 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5527 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5528 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5529 if (isAsec) { 5530 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5531 } else { 5532 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5533 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 5534 useIsaSpecificSubdirs); 5535 } 5536 } 5537 5538 maybeThrowExceptionForMultiArchCopy( 5539 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5540 5541 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5542 if (isAsec) { 5543 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5544 } else { 5545 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5546 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 5547 useIsaSpecificSubdirs); 5548 } 5549 } 5550 5551 maybeThrowExceptionForMultiArchCopy( 5552 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5553 5554 if (abi64 >= 0) { 5555 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5556 } 5557 5558 if (abi32 >= 0) { 5559 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5560 if (abi64 >= 0) { 5561 pkg.applicationInfo.secondaryCpuAbi = abi; 5562 } else { 5563 pkg.applicationInfo.primaryCpuAbi = abi; 5564 } 5565 } 5566 } else { 5567 String[] abiList = (cpuAbiOverride != null) ? 5568 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 5569 5570 // Enable gross and lame hacks for apps that are built with old 5571 // SDK tools. We must scan their APKs for renderscript bitcode and 5572 // not launch them if it's present. Don't bother checking on devices 5573 // that don't have 64 bit support. 5574 boolean needsRenderScriptOverride = false; 5575 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 5576 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5577 abiList = Build.SUPPORTED_32_BIT_ABIS; 5578 needsRenderScriptOverride = true; 5579 } 5580 5581 final int copyRet; 5582 if (isAsec) { 5583 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5584 } else { 5585 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 5586 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 5587 } 5588 5589 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5590 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5591 "Error unpackaging native libs for app, errorCode=" + copyRet); 5592 } 5593 5594 if (copyRet >= 0) { 5595 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5596 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 5597 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 5598 } else if (needsRenderScriptOverride) { 5599 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 5600 } 5601 } 5602 } catch (IOException ioe) { 5603 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5604 } finally { 5605 IoUtils.closeQuietly(handle); 5606 } 5607 5608 // Now that we've calculated the ABIs and determined if it's an internal app, 5609 // we will go ahead and populate the nativeLibraryPath. 5610 setNativeLibraryPaths(pkg); 5611 5612 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5613 final int[] userIds = sUserManager.getUserIds(); 5614 synchronized (mInstallLock) { 5615 // Create a native library symlink only if we have native libraries 5616 // and if the native libraries are 32 bit libraries. We do not provide 5617 // this symlink for 64 bit libraries. 5618 if (pkg.applicationInfo.primaryCpuAbi != null && 5619 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5620 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5621 for (int userId : userIds) { 5622 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5623 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5624 "Failed linking native library dir (user=" + userId + ")"); 5625 } 5626 } 5627 } 5628 } 5629 } 5630 5631 // This is a special case for the "system" package, where the ABI is 5632 // dictated by the zygote configuration (and init.rc). We should keep track 5633 // of this ABI so that we can deal with "normal" applications that run under 5634 // the same UID correctly. 5635 if (mPlatformPackage == pkg) { 5636 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 5637 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 5638 } 5639 5640 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5641 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5642 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 5643 // Copy the derived override back to the parsed package, so that we can 5644 // update the package settings accordingly. 5645 pkg.cpuAbiOverride = cpuAbiOverride; 5646 5647 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5648 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5649 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5650 5651 // Push the derived path down into PackageSettings so we know what to 5652 // clean up at uninstall time. 5653 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5654 5655 if (DEBUG_ABI_SELECTION) { 5656 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5657 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5658 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5659 } 5660 5661 if ((scanMode&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5662 // We don't do this here during boot because we can do it all 5663 // at once after scanning all existing packages. 5664 // 5665 // We also do this *before* we perform dexopt on this package, so that 5666 // we can avoid redundant dexopts, and also to make sure we've got the 5667 // code and package path correct. 5668 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5669 pkg, forceDex, (scanMode & SCAN_DEFER_DEX) != 0); 5670 } 5671 5672 if ((scanMode&SCAN_NO_DEX) == 0) { 5673 if (performDexOptLI(pkg, null /* instruction sets */, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5674 == DEX_OPT_FAILED) { 5675 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5676 removeDataDirsLI(pkg.packageName); 5677 } 5678 5679 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5680 } 5681 } 5682 5683 if (mFactoryTest && pkg.requestedPermissions.contains( 5684 android.Manifest.permission.FACTORY_TEST)) { 5685 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5686 } 5687 5688 ArrayList<PackageParser.Package> clientLibPkgs = null; 5689 5690 // writer 5691 synchronized (mPackages) { 5692 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5693 // Only system apps can add new shared libraries. 5694 if (pkg.libraryNames != null) { 5695 for (int i=0; i<pkg.libraryNames.size(); i++) { 5696 String name = pkg.libraryNames.get(i); 5697 boolean allowed = false; 5698 if (isUpdatedSystemApp(pkg)) { 5699 // New library entries can only be added through the 5700 // system image. This is important to get rid of a lot 5701 // of nasty edge cases: for example if we allowed a non- 5702 // system update of the app to add a library, then uninstalling 5703 // the update would make the library go away, and assumptions 5704 // we made such as through app install filtering would now 5705 // have allowed apps on the device which aren't compatible 5706 // with it. Better to just have the restriction here, be 5707 // conservative, and create many fewer cases that can negatively 5708 // impact the user experience. 5709 final PackageSetting sysPs = mSettings 5710 .getDisabledSystemPkgLPr(pkg.packageName); 5711 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5712 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5713 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5714 allowed = true; 5715 allowed = true; 5716 break; 5717 } 5718 } 5719 } 5720 } else { 5721 allowed = true; 5722 } 5723 if (allowed) { 5724 if (!mSharedLibraries.containsKey(name)) { 5725 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5726 } else if (!name.equals(pkg.packageName)) { 5727 Slog.w(TAG, "Package " + pkg.packageName + " library " 5728 + name + " already exists; skipping"); 5729 } 5730 } else { 5731 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5732 + name + " that is not declared on system image; skipping"); 5733 } 5734 } 5735 if ((scanMode&SCAN_BOOTING) == 0) { 5736 // If we are not booting, we need to update any applications 5737 // that are clients of our shared library. If we are booting, 5738 // this will all be done once the scan is complete. 5739 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5740 } 5741 } 5742 } 5743 } 5744 5745 // We also need to dexopt any apps that are dependent on this library. Note that 5746 // if these fail, we should abort the install since installing the library will 5747 // result in some apps being broken. 5748 if (clientLibPkgs != null) { 5749 if ((scanMode&SCAN_NO_DEX) == 0) { 5750 for (int i=0; i<clientLibPkgs.size(); i++) { 5751 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5752 if (performDexOptLI(clientPkg, null /* instruction sets */, 5753 forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5754 == DEX_OPT_FAILED) { 5755 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5756 removeDataDirsLI(pkg.packageName); 5757 } 5758 5759 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5760 "scanPackageLI failed to dexopt clientLibPkgs"); 5761 } 5762 } 5763 } 5764 } 5765 5766 // Request the ActivityManager to kill the process(only for existing packages) 5767 // so that we do not end up in a confused state while the user is still using the older 5768 // version of the application while the new one gets installed. 5769 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5770 // If the package lives in an asec, tell everyone that the container is going 5771 // away so they can clean up any references to its resources (which would prevent 5772 // vold from being able to unmount the asec) 5773 if (isForwardLocked(pkg) || isExternal(pkg)) { 5774 if (DEBUG_INSTALL) { 5775 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5776 } 5777 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5778 final ArrayList<String> pkgList = new ArrayList<String>(1); 5779 pkgList.add(pkg.applicationInfo.packageName); 5780 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5781 } 5782 5783 // Post the request that it be killed now that the going-away broadcast is en route 5784 killApplication(pkg.applicationInfo.packageName, 5785 pkg.applicationInfo.uid, "update pkg"); 5786 } 5787 5788 // Also need to kill any apps that are dependent on the library. 5789 if (clientLibPkgs != null) { 5790 for (int i=0; i<clientLibPkgs.size(); i++) { 5791 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5792 killApplication(clientPkg.applicationInfo.packageName, 5793 clientPkg.applicationInfo.uid, "update lib"); 5794 } 5795 } 5796 5797 // writer 5798 synchronized (mPackages) { 5799 // We don't expect installation to fail beyond this point, 5800 if ((scanMode&SCAN_MONITOR) != 0) { 5801 mAppDirs.put(pkg.codePath, pkg); 5802 } 5803 // Add the new setting to mSettings 5804 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5805 // Add the new setting to mPackages 5806 mPackages.put(pkg.applicationInfo.packageName, pkg); 5807 // Make sure we don't accidentally delete its data. 5808 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5809 while (iter.hasNext()) { 5810 PackageCleanItem item = iter.next(); 5811 if (pkgName.equals(item.packageName)) { 5812 iter.remove(); 5813 } 5814 } 5815 5816 // Take care of first install / last update times. 5817 if (currentTime != 0) { 5818 if (pkgSetting.firstInstallTime == 0) { 5819 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5820 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5821 pkgSetting.lastUpdateTime = currentTime; 5822 } 5823 } else if (pkgSetting.firstInstallTime == 0) { 5824 // We need *something*. Take time time stamp of the file. 5825 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5826 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5827 if (scanFileTime != pkgSetting.timeStamp) { 5828 // A package on the system image has changed; consider this 5829 // to be an update. 5830 pkgSetting.lastUpdateTime = scanFileTime; 5831 } 5832 } 5833 5834 // Add the package's KeySets to the global KeySetManagerService 5835 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5836 try { 5837 // Old KeySetData no longer valid. 5838 ksms.removeAppKeySetDataLPw(pkg.packageName); 5839 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5840 if (pkg.mKeySetMapping != null) { 5841 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5842 pkg.mKeySetMapping.entrySet()) { 5843 if (entry.getValue() != null) { 5844 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5845 entry.getValue(), entry.getKey()); 5846 } 5847 } 5848 if (pkg.mUpgradeKeySets != null) { 5849 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5850 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5851 } 5852 } 5853 } 5854 } catch (NullPointerException e) { 5855 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5856 } catch (IllegalArgumentException e) { 5857 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5858 } 5859 5860 int N = pkg.providers.size(); 5861 StringBuilder r = null; 5862 int i; 5863 for (i=0; i<N; i++) { 5864 PackageParser.Provider p = pkg.providers.get(i); 5865 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5866 p.info.processName, pkg.applicationInfo.uid); 5867 mProviders.addProvider(p); 5868 p.syncable = p.info.isSyncable; 5869 if (p.info.authority != null) { 5870 String names[] = p.info.authority.split(";"); 5871 p.info.authority = null; 5872 for (int j = 0; j < names.length; j++) { 5873 if (j == 1 && p.syncable) { 5874 // We only want the first authority for a provider to possibly be 5875 // syncable, so if we already added this provider using a different 5876 // authority clear the syncable flag. We copy the provider before 5877 // changing it because the mProviders object contains a reference 5878 // to a provider that we don't want to change. 5879 // Only do this for the second authority since the resulting provider 5880 // object can be the same for all future authorities for this provider. 5881 p = new PackageParser.Provider(p); 5882 p.syncable = false; 5883 } 5884 if (!mProvidersByAuthority.containsKey(names[j])) { 5885 mProvidersByAuthority.put(names[j], p); 5886 if (p.info.authority == null) { 5887 p.info.authority = names[j]; 5888 } else { 5889 p.info.authority = p.info.authority + ";" + names[j]; 5890 } 5891 if (DEBUG_PACKAGE_SCANNING) { 5892 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5893 Log.d(TAG, "Registered content provider: " + names[j] 5894 + ", className = " + p.info.name + ", isSyncable = " 5895 + p.info.isSyncable); 5896 } 5897 } else { 5898 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5899 Slog.w(TAG, "Skipping provider name " + names[j] + 5900 " (in package " + pkg.applicationInfo.packageName + 5901 "): name already used by " 5902 + ((other != null && other.getComponentName() != null) 5903 ? other.getComponentName().getPackageName() : "?")); 5904 } 5905 } 5906 } 5907 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5908 if (r == null) { 5909 r = new StringBuilder(256); 5910 } else { 5911 r.append(' '); 5912 } 5913 r.append(p.info.name); 5914 } 5915 } 5916 if (r != null) { 5917 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5918 } 5919 5920 N = pkg.services.size(); 5921 r = null; 5922 for (i=0; i<N; i++) { 5923 PackageParser.Service s = pkg.services.get(i); 5924 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5925 s.info.processName, pkg.applicationInfo.uid); 5926 mServices.addService(s); 5927 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5928 if (r == null) { 5929 r = new StringBuilder(256); 5930 } else { 5931 r.append(' '); 5932 } 5933 r.append(s.info.name); 5934 } 5935 } 5936 if (r != null) { 5937 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5938 } 5939 5940 N = pkg.receivers.size(); 5941 r = null; 5942 for (i=0; i<N; i++) { 5943 PackageParser.Activity a = pkg.receivers.get(i); 5944 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5945 a.info.processName, pkg.applicationInfo.uid); 5946 mReceivers.addActivity(a, "receiver"); 5947 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5948 if (r == null) { 5949 r = new StringBuilder(256); 5950 } else { 5951 r.append(' '); 5952 } 5953 r.append(a.info.name); 5954 } 5955 } 5956 if (r != null) { 5957 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5958 } 5959 5960 N = pkg.activities.size(); 5961 r = null; 5962 for (i=0; i<N; i++) { 5963 PackageParser.Activity a = pkg.activities.get(i); 5964 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5965 a.info.processName, pkg.applicationInfo.uid); 5966 mActivities.addActivity(a, "activity"); 5967 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5968 if (r == null) { 5969 r = new StringBuilder(256); 5970 } else { 5971 r.append(' '); 5972 } 5973 r.append(a.info.name); 5974 } 5975 } 5976 if (r != null) { 5977 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5978 } 5979 5980 N = pkg.permissionGroups.size(); 5981 r = null; 5982 for (i=0; i<N; i++) { 5983 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5984 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5985 if (cur == null) { 5986 mPermissionGroups.put(pg.info.name, pg); 5987 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5988 if (r == null) { 5989 r = new StringBuilder(256); 5990 } else { 5991 r.append(' '); 5992 } 5993 r.append(pg.info.name); 5994 } 5995 } else { 5996 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5997 + pg.info.packageName + " ignored: original from " 5998 + cur.info.packageName); 5999 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6000 if (r == null) { 6001 r = new StringBuilder(256); 6002 } else { 6003 r.append(' '); 6004 } 6005 r.append("DUP:"); 6006 r.append(pg.info.name); 6007 } 6008 } 6009 } 6010 if (r != null) { 6011 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6012 } 6013 6014 N = pkg.permissions.size(); 6015 r = null; 6016 for (i=0; i<N; i++) { 6017 PackageParser.Permission p = pkg.permissions.get(i); 6018 HashMap<String, BasePermission> permissionMap = 6019 p.tree ? mSettings.mPermissionTrees 6020 : mSettings.mPermissions; 6021 p.group = mPermissionGroups.get(p.info.group); 6022 if (p.info.group == null || p.group != null) { 6023 BasePermission bp = permissionMap.get(p.info.name); 6024 if (bp == null) { 6025 bp = new BasePermission(p.info.name, p.info.packageName, 6026 BasePermission.TYPE_NORMAL); 6027 permissionMap.put(p.info.name, bp); 6028 } 6029 if (bp.perm == null) { 6030 if (bp.sourcePackage != null 6031 && !bp.sourcePackage.equals(p.info.packageName)) { 6032 // If this is a permission that was formerly defined by a non-system 6033 // app, but is now defined by a system app (following an upgrade), 6034 // discard the previous declaration and consider the system's to be 6035 // canonical. 6036 if (isSystemApp(p.owner)) { 6037 String msg = "New decl " + p.owner + " of permission " 6038 + p.info.name + " is system"; 6039 reportSettingsProblem(Log.WARN, msg); 6040 bp.sourcePackage = null; 6041 } 6042 } 6043 if (bp.sourcePackage == null 6044 || bp.sourcePackage.equals(p.info.packageName)) { 6045 BasePermission tree = findPermissionTreeLP(p.info.name); 6046 if (tree == null 6047 || tree.sourcePackage.equals(p.info.packageName)) { 6048 bp.packageSetting = pkgSetting; 6049 bp.perm = p; 6050 bp.uid = pkg.applicationInfo.uid; 6051 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6052 if (r == null) { 6053 r = new StringBuilder(256); 6054 } else { 6055 r.append(' '); 6056 } 6057 r.append(p.info.name); 6058 } 6059 } else { 6060 Slog.w(TAG, "Permission " + p.info.name + " from package " 6061 + p.info.packageName + " ignored: base tree " 6062 + tree.name + " is from package " 6063 + tree.sourcePackage); 6064 } 6065 } else { 6066 Slog.w(TAG, "Permission " + p.info.name + " from package " 6067 + p.info.packageName + " ignored: original from " 6068 + bp.sourcePackage); 6069 } 6070 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6071 if (r == null) { 6072 r = new StringBuilder(256); 6073 } else { 6074 r.append(' '); 6075 } 6076 r.append("DUP:"); 6077 r.append(p.info.name); 6078 } 6079 if (bp.perm == p) { 6080 bp.protectionLevel = p.info.protectionLevel; 6081 } 6082 } else { 6083 Slog.w(TAG, "Permission " + p.info.name + " from package " 6084 + p.info.packageName + " ignored: no group " 6085 + p.group); 6086 } 6087 } 6088 if (r != null) { 6089 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6090 } 6091 6092 N = pkg.instrumentation.size(); 6093 r = null; 6094 for (i=0; i<N; i++) { 6095 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6096 a.info.packageName = pkg.applicationInfo.packageName; 6097 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6098 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6099 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6100 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6101 a.info.dataDir = pkg.applicationInfo.dataDir; 6102 6103 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6104 // need other information about the application, like the ABI and what not ? 6105 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6106 mInstrumentation.put(a.getComponentName(), a); 6107 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6108 if (r == null) { 6109 r = new StringBuilder(256); 6110 } else { 6111 r.append(' '); 6112 } 6113 r.append(a.info.name); 6114 } 6115 } 6116 if (r != null) { 6117 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6118 } 6119 6120 if (pkg.protectedBroadcasts != null) { 6121 N = pkg.protectedBroadcasts.size(); 6122 for (i=0; i<N; i++) { 6123 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6124 } 6125 } 6126 6127 pkgSetting.setTimeStamp(scanFileTime); 6128 6129 // Create idmap files for pairs of (packages, overlay packages). 6130 // Note: "android", ie framework-res.apk, is handled by native layers. 6131 if (pkg.mOverlayTarget != null) { 6132 // This is an overlay package. 6133 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6134 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6135 mOverlays.put(pkg.mOverlayTarget, 6136 new HashMap<String, PackageParser.Package>()); 6137 } 6138 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6139 map.put(pkg.packageName, pkg); 6140 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6141 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6142 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6143 "scanPackageLI failed to createIdmap"); 6144 } 6145 } 6146 } else if (mOverlays.containsKey(pkg.packageName) && 6147 !pkg.packageName.equals("android")) { 6148 // This is a regular package, with one or more known overlay packages. 6149 createIdmapsForPackageLI(pkg); 6150 } 6151 } 6152 6153 return pkg; 6154 } 6155 6156 /** 6157 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6158 * i.e, so that all packages can be run inside a single process if required. 6159 * 6160 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6161 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6162 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6163 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6164 * updating a package that belongs to a shared user. 6165 * 6166 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6167 * adds unnecessary complexity. 6168 */ 6169 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6170 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6171 String requiredInstructionSet = null; 6172 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6173 requiredInstructionSet = VMRuntime.getInstructionSet( 6174 scannedPackage.applicationInfo.primaryCpuAbi); 6175 } 6176 6177 PackageSetting requirer = null; 6178 for (PackageSetting ps : packagesForUser) { 6179 // If packagesForUser contains scannedPackage, we skip it. This will happen 6180 // when scannedPackage is an update of an existing package. Without this check, 6181 // we will never be able to change the ABI of any package belonging to a shared 6182 // user, even if it's compatible with other packages. 6183 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6184 if (ps.primaryCpuAbiString == null) { 6185 continue; 6186 } 6187 6188 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6189 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6190 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6191 // this but there's not much we can do. 6192 String errorMessage = "Instruction set mismatch, " 6193 + ((requirer == null) ? "[caller]" : requirer) 6194 + " requires " + requiredInstructionSet + " whereas " + ps 6195 + " requires " + instructionSet; 6196 Slog.w(TAG, errorMessage); 6197 } 6198 6199 if (requiredInstructionSet == null) { 6200 requiredInstructionSet = instructionSet; 6201 requirer = ps; 6202 } 6203 } 6204 } 6205 6206 if (requiredInstructionSet != null) { 6207 String adjustedAbi; 6208 if (requirer != null) { 6209 // requirer != null implies that either scannedPackage was null or that scannedPackage 6210 // did not require an ABI, in which case we have to adjust scannedPackage to match 6211 // the ABI of the set (which is the same as requirer's ABI) 6212 adjustedAbi = requirer.primaryCpuAbiString; 6213 if (scannedPackage != null) { 6214 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6215 } 6216 } else { 6217 // requirer == null implies that we're updating all ABIs in the set to 6218 // match scannedPackage. 6219 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6220 } 6221 6222 for (PackageSetting ps : packagesForUser) { 6223 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6224 if (ps.primaryCpuAbiString != null) { 6225 continue; 6226 } 6227 6228 ps.primaryCpuAbiString = adjustedAbi; 6229 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6230 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6231 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6232 6233 if (performDexOptLI(ps.pkg, null /* instruction sets */, forceDexOpt, 6234 deferDexOpt, true) == DEX_OPT_FAILED) { 6235 ps.primaryCpuAbiString = null; 6236 ps.pkg.applicationInfo.primaryCpuAbi = null; 6237 return; 6238 } else { 6239 mInstaller.rmdex(ps.codePathString, 6240 getDexCodeInstructionSet(getPreferredInstructionSet())); 6241 } 6242 } 6243 } 6244 } 6245 } 6246 } 6247 6248 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6249 synchronized (mPackages) { 6250 mResolverReplaced = true; 6251 // Set up information for custom user intent resolution activity. 6252 mResolveActivity.applicationInfo = pkg.applicationInfo; 6253 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6254 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6255 mResolveActivity.processName = null; 6256 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6257 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6258 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6259 mResolveActivity.theme = 0; 6260 mResolveActivity.exported = true; 6261 mResolveActivity.enabled = true; 6262 mResolveInfo.activityInfo = mResolveActivity; 6263 mResolveInfo.priority = 0; 6264 mResolveInfo.preferredOrder = 0; 6265 mResolveInfo.match = 0; 6266 mResolveComponentName = mCustomResolverComponentName; 6267 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6268 mResolveComponentName); 6269 } 6270 } 6271 6272 private static String calculateBundledApkRoot(final String codePathString) { 6273 final File codePath = new File(codePathString); 6274 final File codeRoot; 6275 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6276 codeRoot = Environment.getRootDirectory(); 6277 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6278 codeRoot = Environment.getOemDirectory(); 6279 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6280 codeRoot = Environment.getVendorDirectory(); 6281 } else { 6282 // Unrecognized code path; take its top real segment as the apk root: 6283 // e.g. /something/app/blah.apk => /something 6284 try { 6285 File f = codePath.getCanonicalFile(); 6286 File parent = f.getParentFile(); // non-null because codePath is a file 6287 File tmp; 6288 while ((tmp = parent.getParentFile()) != null) { 6289 f = parent; 6290 parent = tmp; 6291 } 6292 codeRoot = f; 6293 Slog.w(TAG, "Unrecognized code path " 6294 + codePath + " - using " + codeRoot); 6295 } catch (IOException e) { 6296 // Can't canonicalize the code path -- shenanigans? 6297 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6298 return Environment.getRootDirectory().getPath(); 6299 } 6300 } 6301 return codeRoot.getPath(); 6302 } 6303 6304 /** 6305 * Derive and set the location of native libraries for the given package, 6306 * which varies depending on where and how the package was installed. 6307 */ 6308 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6309 final ApplicationInfo info = pkg.applicationInfo; 6310 final String codePath = pkg.codePath; 6311 final File codeFile = new File(codePath); 6312 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6313 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6314 6315 info.nativeLibraryRootDir = null; 6316 info.nativeLibraryRootRequiresIsa = false; 6317 info.nativeLibraryDir = null; 6318 info.secondaryNativeLibraryDir = null; 6319 6320 if (isApkFile(codeFile)) { 6321 // Monolithic install 6322 if (bundledApp) { 6323 // If "/system/lib64/apkname" exists, assume that is the per-package 6324 // native library directory to use; otherwise use "/system/lib/apkname". 6325 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 6326 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 6327 getPrimaryInstructionSet(info)); 6328 6329 // This is a bundled system app so choose the path based on the ABI. 6330 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6331 // is just the default path. 6332 final String apkName = deriveCodePathName(codePath); 6333 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6334 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6335 apkName).getAbsolutePath(); 6336 6337 if (info.secondaryCpuAbi != null) { 6338 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6339 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6340 secondaryLibDir, apkName).getAbsolutePath(); 6341 } 6342 } else if (asecApp) { 6343 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6344 .getAbsolutePath(); 6345 } else { 6346 final String apkName = deriveCodePathName(codePath); 6347 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6348 .getAbsolutePath(); 6349 } 6350 6351 info.nativeLibraryRootRequiresIsa = false; 6352 info.nativeLibraryDir = info.nativeLibraryRootDir; 6353 } else { 6354 // Cluster install 6355 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6356 info.nativeLibraryRootRequiresIsa = true; 6357 6358 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6359 getPrimaryInstructionSet(info)).getAbsolutePath(); 6360 6361 if (info.secondaryCpuAbi != null) { 6362 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6363 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6364 } 6365 } 6366 } 6367 6368 /** 6369 * Calculate the abis and roots for a bundled app. These can uniquely 6370 * be determined from the contents of the system partition, i.e whether 6371 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6372 * of this information, and instead assume that the system was built 6373 * sensibly. 6374 */ 6375 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6376 PackageSetting pkgSetting) { 6377 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6378 6379 // If "/system/lib64/apkname" exists, assume that is the per-package 6380 // native library directory to use; otherwise use "/system/lib/apkname". 6381 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 6382 setBundledAppAbi(pkg, apkRoot, apkName); 6383 // pkgSetting might be null during rescan following uninstall of updates 6384 // to a bundled app, so accommodate that possibility. The settings in 6385 // that case will be established later from the parsed package. 6386 // 6387 // If the settings aren't null, sync them up with what we've just derived. 6388 // note that apkRoot isn't stored in the package settings. 6389 if (pkgSetting != null) { 6390 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6391 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6392 } 6393 } 6394 6395 /** 6396 * Deduces the ABI of a bundled app and sets the relevant fields on the 6397 * parsed pkg object. 6398 * 6399 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6400 * under which system libraries are installed. 6401 * @param apkName the name of the installed package. 6402 */ 6403 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6404 final File codeFile = new File(pkg.codePath); 6405 6406 final boolean has64BitLibs; 6407 final boolean has32BitLibs; 6408 if (isApkFile(codeFile)) { 6409 // Monolithic install 6410 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6411 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6412 } else { 6413 // Cluster install 6414 final File rootDir = new File(codeFile, LIB_DIR_NAME); 6415 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 6416 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 6417 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 6418 has64BitLibs = (new File(rootDir, isa)).exists(); 6419 } else { 6420 has64BitLibs = false; 6421 } 6422 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 6423 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 6424 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 6425 has32BitLibs = (new File(rootDir, isa)).exists(); 6426 } else { 6427 has32BitLibs = false; 6428 } 6429 } 6430 6431 if (has64BitLibs && !has32BitLibs) { 6432 // The package has 64 bit libs, but not 32 bit libs. Its primary 6433 // ABI should be 64 bit. We can safely assume here that the bundled 6434 // native libraries correspond to the most preferred ABI in the list. 6435 6436 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6437 pkg.applicationInfo.secondaryCpuAbi = null; 6438 } else if (has32BitLibs && !has64BitLibs) { 6439 // The package has 32 bit libs but not 64 bit libs. Its primary 6440 // ABI should be 32 bit. 6441 6442 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6443 pkg.applicationInfo.secondaryCpuAbi = null; 6444 } else if (has32BitLibs && has64BitLibs) { 6445 // The application has both 64 and 32 bit bundled libraries. We check 6446 // here that the app declares multiArch support, and warn if it doesn't. 6447 // 6448 // We will be lenient here and record both ABIs. The primary will be the 6449 // ABI that's higher on the list, i.e, a device that's configured to prefer 6450 // 64 bit apps will see a 64 bit primary ABI, 6451 6452 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6453 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6454 } 6455 6456 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6457 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6458 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6459 } else { 6460 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6461 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6462 } 6463 } else { 6464 pkg.applicationInfo.primaryCpuAbi = null; 6465 pkg.applicationInfo.secondaryCpuAbi = null; 6466 } 6467 } 6468 6469 private void killApplication(String pkgName, int appId, String reason) { 6470 // Request the ActivityManager to kill the process(only for existing packages) 6471 // so that we do not end up in a confused state while the user is still using the older 6472 // version of the application while the new one gets installed. 6473 IActivityManager am = ActivityManagerNative.getDefault(); 6474 if (am != null) { 6475 try { 6476 am.killApplicationWithAppId(pkgName, appId, reason); 6477 } catch (RemoteException e) { 6478 } 6479 } 6480 } 6481 6482 void removePackageLI(PackageSetting ps, boolean chatty) { 6483 if (DEBUG_INSTALL) { 6484 if (chatty) 6485 Log.d(TAG, "Removing package " + ps.name); 6486 } 6487 6488 // writer 6489 synchronized (mPackages) { 6490 mPackages.remove(ps.name); 6491 if (ps.codePathString != null) { 6492 mAppDirs.remove(ps.codePathString); 6493 } 6494 6495 final PackageParser.Package pkg = ps.pkg; 6496 if (pkg != null) { 6497 cleanPackageDataStructuresLILPw(pkg, chatty); 6498 } 6499 } 6500 } 6501 6502 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6503 if (DEBUG_INSTALL) { 6504 if (chatty) 6505 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6506 } 6507 6508 // writer 6509 synchronized (mPackages) { 6510 mPackages.remove(pkg.applicationInfo.packageName); 6511 if (pkg.codePath != null) { 6512 mAppDirs.remove(pkg.codePath); 6513 } 6514 cleanPackageDataStructuresLILPw(pkg, chatty); 6515 } 6516 } 6517 6518 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6519 int N = pkg.providers.size(); 6520 StringBuilder r = null; 6521 int i; 6522 for (i=0; i<N; i++) { 6523 PackageParser.Provider p = pkg.providers.get(i); 6524 mProviders.removeProvider(p); 6525 if (p.info.authority == null) { 6526 6527 /* There was another ContentProvider with this authority when 6528 * this app was installed so this authority is null, 6529 * Ignore it as we don't have to unregister the provider. 6530 */ 6531 continue; 6532 } 6533 String names[] = p.info.authority.split(";"); 6534 for (int j = 0; j < names.length; j++) { 6535 if (mProvidersByAuthority.get(names[j]) == p) { 6536 mProvidersByAuthority.remove(names[j]); 6537 if (DEBUG_REMOVE) { 6538 if (chatty) 6539 Log.d(TAG, "Unregistered content provider: " + names[j] 6540 + ", className = " + p.info.name + ", isSyncable = " 6541 + p.info.isSyncable); 6542 } 6543 } 6544 } 6545 if (DEBUG_REMOVE && chatty) { 6546 if (r == null) { 6547 r = new StringBuilder(256); 6548 } else { 6549 r.append(' '); 6550 } 6551 r.append(p.info.name); 6552 } 6553 } 6554 if (r != null) { 6555 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6556 } 6557 6558 N = pkg.services.size(); 6559 r = null; 6560 for (i=0; i<N; i++) { 6561 PackageParser.Service s = pkg.services.get(i); 6562 mServices.removeService(s); 6563 if (chatty) { 6564 if (r == null) { 6565 r = new StringBuilder(256); 6566 } else { 6567 r.append(' '); 6568 } 6569 r.append(s.info.name); 6570 } 6571 } 6572 if (r != null) { 6573 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6574 } 6575 6576 N = pkg.receivers.size(); 6577 r = null; 6578 for (i=0; i<N; i++) { 6579 PackageParser.Activity a = pkg.receivers.get(i); 6580 mReceivers.removeActivity(a, "receiver"); 6581 if (DEBUG_REMOVE && chatty) { 6582 if (r == null) { 6583 r = new StringBuilder(256); 6584 } else { 6585 r.append(' '); 6586 } 6587 r.append(a.info.name); 6588 } 6589 } 6590 if (r != null) { 6591 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6592 } 6593 6594 N = pkg.activities.size(); 6595 r = null; 6596 for (i=0; i<N; i++) { 6597 PackageParser.Activity a = pkg.activities.get(i); 6598 mActivities.removeActivity(a, "activity"); 6599 if (DEBUG_REMOVE && chatty) { 6600 if (r == null) { 6601 r = new StringBuilder(256); 6602 } else { 6603 r.append(' '); 6604 } 6605 r.append(a.info.name); 6606 } 6607 } 6608 if (r != null) { 6609 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6610 } 6611 6612 N = pkg.permissions.size(); 6613 r = null; 6614 for (i=0; i<N; i++) { 6615 PackageParser.Permission p = pkg.permissions.get(i); 6616 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6617 if (bp == null) { 6618 bp = mSettings.mPermissionTrees.get(p.info.name); 6619 } 6620 if (bp != null && bp.perm == p) { 6621 bp.perm = null; 6622 if (DEBUG_REMOVE && chatty) { 6623 if (r == null) { 6624 r = new StringBuilder(256); 6625 } else { 6626 r.append(' '); 6627 } 6628 r.append(p.info.name); 6629 } 6630 } 6631 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6632 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 6633 if (appOpPerms != null) { 6634 appOpPerms.remove(pkg.packageName); 6635 } 6636 } 6637 } 6638 if (r != null) { 6639 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6640 } 6641 6642 N = pkg.requestedPermissions.size(); 6643 r = null; 6644 for (i=0; i<N; i++) { 6645 String perm = pkg.requestedPermissions.get(i); 6646 BasePermission bp = mSettings.mPermissions.get(perm); 6647 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6648 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 6649 if (appOpPerms != null) { 6650 appOpPerms.remove(pkg.packageName); 6651 if (appOpPerms.isEmpty()) { 6652 mAppOpPermissionPackages.remove(perm); 6653 } 6654 } 6655 } 6656 } 6657 if (r != null) { 6658 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6659 } 6660 6661 N = pkg.instrumentation.size(); 6662 r = null; 6663 for (i=0; i<N; i++) { 6664 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6665 mInstrumentation.remove(a.getComponentName()); 6666 if (DEBUG_REMOVE && chatty) { 6667 if (r == null) { 6668 r = new StringBuilder(256); 6669 } else { 6670 r.append(' '); 6671 } 6672 r.append(a.info.name); 6673 } 6674 } 6675 if (r != null) { 6676 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6677 } 6678 6679 r = null; 6680 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6681 // Only system apps can hold shared libraries. 6682 if (pkg.libraryNames != null) { 6683 for (i=0; i<pkg.libraryNames.size(); i++) { 6684 String name = pkg.libraryNames.get(i); 6685 SharedLibraryEntry cur = mSharedLibraries.get(name); 6686 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6687 mSharedLibraries.remove(name); 6688 if (DEBUG_REMOVE && chatty) { 6689 if (r == null) { 6690 r = new StringBuilder(256); 6691 } else { 6692 r.append(' '); 6693 } 6694 r.append(name); 6695 } 6696 } 6697 } 6698 } 6699 } 6700 if (r != null) { 6701 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6702 } 6703 } 6704 6705 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6706 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6707 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6708 return true; 6709 } 6710 } 6711 return false; 6712 } 6713 6714 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6715 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6716 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6717 6718 private void updatePermissionsLPw(String changingPkg, 6719 PackageParser.Package pkgInfo, int flags) { 6720 // Make sure there are no dangling permission trees. 6721 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6722 while (it.hasNext()) { 6723 final BasePermission bp = it.next(); 6724 if (bp.packageSetting == null) { 6725 // We may not yet have parsed the package, so just see if 6726 // we still know about its settings. 6727 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6728 } 6729 if (bp.packageSetting == null) { 6730 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6731 + " from package " + bp.sourcePackage); 6732 it.remove(); 6733 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6734 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6735 Slog.i(TAG, "Removing old permission tree: " + bp.name 6736 + " from package " + bp.sourcePackage); 6737 flags |= UPDATE_PERMISSIONS_ALL; 6738 it.remove(); 6739 } 6740 } 6741 } 6742 6743 // Make sure all dynamic permissions have been assigned to a package, 6744 // and make sure there are no dangling permissions. 6745 it = mSettings.mPermissions.values().iterator(); 6746 while (it.hasNext()) { 6747 final BasePermission bp = it.next(); 6748 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6749 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6750 + bp.name + " pkg=" + bp.sourcePackage 6751 + " info=" + bp.pendingInfo); 6752 if (bp.packageSetting == null && bp.pendingInfo != null) { 6753 final BasePermission tree = findPermissionTreeLP(bp.name); 6754 if (tree != null && tree.perm != null) { 6755 bp.packageSetting = tree.packageSetting; 6756 bp.perm = new PackageParser.Permission(tree.perm.owner, 6757 new PermissionInfo(bp.pendingInfo)); 6758 bp.perm.info.packageName = tree.perm.info.packageName; 6759 bp.perm.info.name = bp.name; 6760 bp.uid = tree.uid; 6761 } 6762 } 6763 } 6764 if (bp.packageSetting == null) { 6765 // We may not yet have parsed the package, so just see if 6766 // we still know about its settings. 6767 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6768 } 6769 if (bp.packageSetting == null) { 6770 Slog.w(TAG, "Removing dangling permission: " + bp.name 6771 + " from package " + bp.sourcePackage); 6772 it.remove(); 6773 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6774 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6775 Slog.i(TAG, "Removing old permission: " + bp.name 6776 + " from package " + bp.sourcePackage); 6777 flags |= UPDATE_PERMISSIONS_ALL; 6778 it.remove(); 6779 } 6780 } 6781 } 6782 6783 // Now update the permissions for all packages, in particular 6784 // replace the granted permissions of the system packages. 6785 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6786 for (PackageParser.Package pkg : mPackages.values()) { 6787 if (pkg != pkgInfo) { 6788 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6789 } 6790 } 6791 } 6792 6793 if (pkgInfo != null) { 6794 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6795 } 6796 } 6797 6798 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6799 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6800 if (ps == null) { 6801 return; 6802 } 6803 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6804 HashSet<String> origPermissions = gp.grantedPermissions; 6805 boolean changedPermission = false; 6806 6807 if (replace) { 6808 ps.permissionsFixed = false; 6809 if (gp == ps) { 6810 origPermissions = new HashSet<String>(gp.grantedPermissions); 6811 gp.grantedPermissions.clear(); 6812 gp.gids = mGlobalGids; 6813 } 6814 } 6815 6816 if (gp.gids == null) { 6817 gp.gids = mGlobalGids; 6818 } 6819 6820 final int N = pkg.requestedPermissions.size(); 6821 for (int i=0; i<N; i++) { 6822 final String name = pkg.requestedPermissions.get(i); 6823 final boolean required = pkg.requestedPermissionsRequired.get(i); 6824 final BasePermission bp = mSettings.mPermissions.get(name); 6825 if (DEBUG_INSTALL) { 6826 if (gp != ps) { 6827 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6828 } 6829 } 6830 6831 if (bp == null || bp.packageSetting == null) { 6832 Slog.w(TAG, "Unknown permission " + name 6833 + " in package " + pkg.packageName); 6834 continue; 6835 } 6836 6837 final String perm = bp.name; 6838 boolean allowed; 6839 boolean allowedSig = false; 6840 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 6841 // Keep track of app op permissions. 6842 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 6843 if (pkgs == null) { 6844 pkgs = new ArraySet<>(); 6845 mAppOpPermissionPackages.put(bp.name, pkgs); 6846 } 6847 pkgs.add(pkg.packageName); 6848 } 6849 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6850 if (level == PermissionInfo.PROTECTION_NORMAL 6851 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6852 // We grant a normal or dangerous permission if any of the following 6853 // are true: 6854 // 1) The permission is required 6855 // 2) The permission is optional, but was granted in the past 6856 // 3) The permission is optional, but was requested by an 6857 // app in /system (not /data) 6858 // 6859 // Otherwise, reject the permission. 6860 allowed = (required || origPermissions.contains(perm) 6861 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6862 } else if (bp.packageSetting == null) { 6863 // This permission is invalid; skip it. 6864 allowed = false; 6865 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6866 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6867 if (allowed) { 6868 allowedSig = true; 6869 } 6870 } else { 6871 allowed = false; 6872 } 6873 if (DEBUG_INSTALL) { 6874 if (gp != ps) { 6875 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6876 } 6877 } 6878 if (allowed) { 6879 if (!isSystemApp(ps) && ps.permissionsFixed) { 6880 // If this is an existing, non-system package, then 6881 // we can't add any new permissions to it. 6882 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6883 // Except... if this is a permission that was added 6884 // to the platform (note: need to only do this when 6885 // updating the platform). 6886 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6887 } 6888 } 6889 if (allowed) { 6890 if (!gp.grantedPermissions.contains(perm)) { 6891 changedPermission = true; 6892 gp.grantedPermissions.add(perm); 6893 gp.gids = appendInts(gp.gids, bp.gids); 6894 } else if (!ps.haveGids) { 6895 gp.gids = appendInts(gp.gids, bp.gids); 6896 } 6897 } else { 6898 Slog.w(TAG, "Not granting permission " + perm 6899 + " to package " + pkg.packageName 6900 + " because it was previously installed without"); 6901 } 6902 } else { 6903 if (gp.grantedPermissions.remove(perm)) { 6904 changedPermission = true; 6905 gp.gids = removeInts(gp.gids, bp.gids); 6906 Slog.i(TAG, "Un-granting permission " + perm 6907 + " from package " + pkg.packageName 6908 + " (protectionLevel=" + bp.protectionLevel 6909 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6910 + ")"); 6911 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 6912 // Don't print warning for app op permissions, since it is fine for them 6913 // not to be granted, there is a UI for the user to decide. 6914 Slog.w(TAG, "Not granting permission " + perm 6915 + " to package " + pkg.packageName 6916 + " (protectionLevel=" + bp.protectionLevel 6917 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6918 + ")"); 6919 } 6920 } 6921 } 6922 6923 if ((changedPermission || replace) && !ps.permissionsFixed && 6924 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6925 // This is the first that we have heard about this package, so the 6926 // permissions we have now selected are fixed until explicitly 6927 // changed. 6928 ps.permissionsFixed = true; 6929 } 6930 ps.haveGids = true; 6931 } 6932 6933 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6934 boolean allowed = false; 6935 final int NP = PackageParser.NEW_PERMISSIONS.length; 6936 for (int ip=0; ip<NP; ip++) { 6937 final PackageParser.NewPermissionInfo npi 6938 = PackageParser.NEW_PERMISSIONS[ip]; 6939 if (npi.name.equals(perm) 6940 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6941 allowed = true; 6942 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6943 + pkg.packageName); 6944 break; 6945 } 6946 } 6947 return allowed; 6948 } 6949 6950 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6951 BasePermission bp, HashSet<String> origPermissions) { 6952 boolean allowed; 6953 allowed = (compareSignatures( 6954 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6955 == PackageManager.SIGNATURE_MATCH) 6956 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6957 == PackageManager.SIGNATURE_MATCH); 6958 if (!allowed && (bp.protectionLevel 6959 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6960 if (isSystemApp(pkg)) { 6961 // For updated system applications, a system permission 6962 // is granted only if it had been defined by the original application. 6963 if (isUpdatedSystemApp(pkg)) { 6964 final PackageSetting sysPs = mSettings 6965 .getDisabledSystemPkgLPr(pkg.packageName); 6966 final GrantedPermissions origGp = sysPs.sharedUser != null 6967 ? sysPs.sharedUser : sysPs; 6968 6969 if (origGp.grantedPermissions.contains(perm)) { 6970 // If the original was granted this permission, we take 6971 // that grant decision as read and propagate it to the 6972 // update. 6973 allowed = true; 6974 } else { 6975 // The system apk may have been updated with an older 6976 // version of the one on the data partition, but which 6977 // granted a new system permission that it didn't have 6978 // before. In this case we do want to allow the app to 6979 // now get the new permission if the ancestral apk is 6980 // privileged to get it. 6981 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6982 for (int j=0; 6983 j<sysPs.pkg.requestedPermissions.size(); j++) { 6984 if (perm.equals( 6985 sysPs.pkg.requestedPermissions.get(j))) { 6986 allowed = true; 6987 break; 6988 } 6989 } 6990 } 6991 } 6992 } else { 6993 allowed = isPrivilegedApp(pkg); 6994 } 6995 } 6996 } 6997 if (!allowed && (bp.protectionLevel 6998 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6999 // For development permissions, a development permission 7000 // is granted only if it was already granted. 7001 allowed = origPermissions.contains(perm); 7002 } 7003 return allowed; 7004 } 7005 7006 final class ActivityIntentResolver 7007 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7008 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7009 boolean defaultOnly, int userId) { 7010 if (!sUserManager.exists(userId)) return null; 7011 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7012 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7013 } 7014 7015 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7016 int userId) { 7017 if (!sUserManager.exists(userId)) return null; 7018 mFlags = flags; 7019 return super.queryIntent(intent, resolvedType, 7020 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7021 } 7022 7023 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7024 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7025 if (!sUserManager.exists(userId)) return null; 7026 if (packageActivities == null) { 7027 return null; 7028 } 7029 mFlags = flags; 7030 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7031 final int N = packageActivities.size(); 7032 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7033 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7034 7035 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7036 for (int i = 0; i < N; ++i) { 7037 intentFilters = packageActivities.get(i).intents; 7038 if (intentFilters != null && intentFilters.size() > 0) { 7039 PackageParser.ActivityIntentInfo[] array = 7040 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7041 intentFilters.toArray(array); 7042 listCut.add(array); 7043 } 7044 } 7045 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7046 } 7047 7048 public final void addActivity(PackageParser.Activity a, String type) { 7049 final boolean systemApp = isSystemApp(a.info.applicationInfo); 7050 mActivities.put(a.getComponentName(), a); 7051 if (DEBUG_SHOW_INFO) 7052 Log.v( 7053 TAG, " " + type + " " + 7054 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7055 if (DEBUG_SHOW_INFO) 7056 Log.v(TAG, " Class=" + a.info.name); 7057 final int NI = a.intents.size(); 7058 for (int j=0; j<NI; j++) { 7059 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7060 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7061 intent.setPriority(0); 7062 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7063 + a.className + " with priority > 0, forcing to 0"); 7064 } 7065 if (DEBUG_SHOW_INFO) { 7066 Log.v(TAG, " IntentFilter:"); 7067 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7068 } 7069 if (!intent.debugCheck()) { 7070 Log.w(TAG, "==> For Activity " + a.info.name); 7071 } 7072 addFilter(intent); 7073 } 7074 } 7075 7076 public final void removeActivity(PackageParser.Activity a, String type) { 7077 mActivities.remove(a.getComponentName()); 7078 if (DEBUG_SHOW_INFO) { 7079 Log.v(TAG, " " + type + " " 7080 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7081 : a.info.name) + ":"); 7082 Log.v(TAG, " Class=" + a.info.name); 7083 } 7084 final int NI = a.intents.size(); 7085 for (int j=0; j<NI; j++) { 7086 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7087 if (DEBUG_SHOW_INFO) { 7088 Log.v(TAG, " IntentFilter:"); 7089 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7090 } 7091 removeFilter(intent); 7092 } 7093 } 7094 7095 @Override 7096 protected boolean allowFilterResult( 7097 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7098 ActivityInfo filterAi = filter.activity.info; 7099 for (int i=dest.size()-1; i>=0; i--) { 7100 ActivityInfo destAi = dest.get(i).activityInfo; 7101 if (destAi.name == filterAi.name 7102 && destAi.packageName == filterAi.packageName) { 7103 return false; 7104 } 7105 } 7106 return true; 7107 } 7108 7109 @Override 7110 protected ActivityIntentInfo[] newArray(int size) { 7111 return new ActivityIntentInfo[size]; 7112 } 7113 7114 @Override 7115 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7116 if (!sUserManager.exists(userId)) return true; 7117 PackageParser.Package p = filter.activity.owner; 7118 if (p != null) { 7119 PackageSetting ps = (PackageSetting)p.mExtras; 7120 if (ps != null) { 7121 // System apps are never considered stopped for purposes of 7122 // filtering, because there may be no way for the user to 7123 // actually re-launch them. 7124 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7125 && ps.getStopped(userId); 7126 } 7127 } 7128 return false; 7129 } 7130 7131 @Override 7132 protected boolean isPackageForFilter(String packageName, 7133 PackageParser.ActivityIntentInfo info) { 7134 return packageName.equals(info.activity.owner.packageName); 7135 } 7136 7137 @Override 7138 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7139 int match, int userId) { 7140 if (!sUserManager.exists(userId)) return null; 7141 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7142 return null; 7143 } 7144 final PackageParser.Activity activity = info.activity; 7145 if (mSafeMode && (activity.info.applicationInfo.flags 7146 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7147 return null; 7148 } 7149 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7150 if (ps == null) { 7151 return null; 7152 } 7153 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7154 ps.readUserState(userId), userId); 7155 if (ai == null) { 7156 return null; 7157 } 7158 final ResolveInfo res = new ResolveInfo(); 7159 res.activityInfo = ai; 7160 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7161 res.filter = info; 7162 } 7163 res.priority = info.getPriority(); 7164 res.preferredOrder = activity.owner.mPreferredOrder; 7165 //System.out.println("Result: " + res.activityInfo.className + 7166 // " = " + res.priority); 7167 res.match = match; 7168 res.isDefault = info.hasDefault; 7169 res.labelRes = info.labelRes; 7170 res.nonLocalizedLabel = info.nonLocalizedLabel; 7171 if (userNeedsBadging(userId)) { 7172 res.noResourceId = true; 7173 } else { 7174 res.icon = info.icon; 7175 } 7176 res.system = isSystemApp(res.activityInfo.applicationInfo); 7177 return res; 7178 } 7179 7180 @Override 7181 protected void sortResults(List<ResolveInfo> results) { 7182 Collections.sort(results, mResolvePrioritySorter); 7183 } 7184 7185 @Override 7186 protected void dumpFilter(PrintWriter out, String prefix, 7187 PackageParser.ActivityIntentInfo filter) { 7188 out.print(prefix); out.print( 7189 Integer.toHexString(System.identityHashCode(filter.activity))); 7190 out.print(' '); 7191 filter.activity.printComponentShortName(out); 7192 out.print(" filter "); 7193 out.println(Integer.toHexString(System.identityHashCode(filter))); 7194 } 7195 7196// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7197// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7198// final List<ResolveInfo> retList = Lists.newArrayList(); 7199// while (i.hasNext()) { 7200// final ResolveInfo resolveInfo = i.next(); 7201// if (isEnabledLP(resolveInfo.activityInfo)) { 7202// retList.add(resolveInfo); 7203// } 7204// } 7205// return retList; 7206// } 7207 7208 // Keys are String (activity class name), values are Activity. 7209 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7210 = new HashMap<ComponentName, PackageParser.Activity>(); 7211 private int mFlags; 7212 } 7213 7214 private final class ServiceIntentResolver 7215 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7216 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7217 boolean defaultOnly, int userId) { 7218 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7219 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7220 } 7221 7222 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7223 int userId) { 7224 if (!sUserManager.exists(userId)) return null; 7225 mFlags = flags; 7226 return super.queryIntent(intent, resolvedType, 7227 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7228 } 7229 7230 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7231 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7232 if (!sUserManager.exists(userId)) return null; 7233 if (packageServices == null) { 7234 return null; 7235 } 7236 mFlags = flags; 7237 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7238 final int N = packageServices.size(); 7239 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7240 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7241 7242 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7243 for (int i = 0; i < N; ++i) { 7244 intentFilters = packageServices.get(i).intents; 7245 if (intentFilters != null && intentFilters.size() > 0) { 7246 PackageParser.ServiceIntentInfo[] array = 7247 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7248 intentFilters.toArray(array); 7249 listCut.add(array); 7250 } 7251 } 7252 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7253 } 7254 7255 public final void addService(PackageParser.Service s) { 7256 mServices.put(s.getComponentName(), s); 7257 if (DEBUG_SHOW_INFO) { 7258 Log.v(TAG, " " 7259 + (s.info.nonLocalizedLabel != null 7260 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7261 Log.v(TAG, " Class=" + s.info.name); 7262 } 7263 final int NI = s.intents.size(); 7264 int j; 7265 for (j=0; j<NI; j++) { 7266 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7267 if (DEBUG_SHOW_INFO) { 7268 Log.v(TAG, " IntentFilter:"); 7269 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7270 } 7271 if (!intent.debugCheck()) { 7272 Log.w(TAG, "==> For Service " + s.info.name); 7273 } 7274 addFilter(intent); 7275 } 7276 } 7277 7278 public final void removeService(PackageParser.Service s) { 7279 mServices.remove(s.getComponentName()); 7280 if (DEBUG_SHOW_INFO) { 7281 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7282 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7283 Log.v(TAG, " Class=" + s.info.name); 7284 } 7285 final int NI = s.intents.size(); 7286 int j; 7287 for (j=0; j<NI; j++) { 7288 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7289 if (DEBUG_SHOW_INFO) { 7290 Log.v(TAG, " IntentFilter:"); 7291 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7292 } 7293 removeFilter(intent); 7294 } 7295 } 7296 7297 @Override 7298 protected boolean allowFilterResult( 7299 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7300 ServiceInfo filterSi = filter.service.info; 7301 for (int i=dest.size()-1; i>=0; i--) { 7302 ServiceInfo destAi = dest.get(i).serviceInfo; 7303 if (destAi.name == filterSi.name 7304 && destAi.packageName == filterSi.packageName) { 7305 return false; 7306 } 7307 } 7308 return true; 7309 } 7310 7311 @Override 7312 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7313 return new PackageParser.ServiceIntentInfo[size]; 7314 } 7315 7316 @Override 7317 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7318 if (!sUserManager.exists(userId)) return true; 7319 PackageParser.Package p = filter.service.owner; 7320 if (p != null) { 7321 PackageSetting ps = (PackageSetting)p.mExtras; 7322 if (ps != null) { 7323 // System apps are never considered stopped for purposes of 7324 // filtering, because there may be no way for the user to 7325 // actually re-launch them. 7326 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7327 && ps.getStopped(userId); 7328 } 7329 } 7330 return false; 7331 } 7332 7333 @Override 7334 protected boolean isPackageForFilter(String packageName, 7335 PackageParser.ServiceIntentInfo info) { 7336 return packageName.equals(info.service.owner.packageName); 7337 } 7338 7339 @Override 7340 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7341 int match, int userId) { 7342 if (!sUserManager.exists(userId)) return null; 7343 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7344 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7345 return null; 7346 } 7347 final PackageParser.Service service = info.service; 7348 if (mSafeMode && (service.info.applicationInfo.flags 7349 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7350 return null; 7351 } 7352 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7353 if (ps == null) { 7354 return null; 7355 } 7356 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7357 ps.readUserState(userId), userId); 7358 if (si == null) { 7359 return null; 7360 } 7361 final ResolveInfo res = new ResolveInfo(); 7362 res.serviceInfo = si; 7363 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7364 res.filter = filter; 7365 } 7366 res.priority = info.getPriority(); 7367 res.preferredOrder = service.owner.mPreferredOrder; 7368 //System.out.println("Result: " + res.activityInfo.className + 7369 // " = " + res.priority); 7370 res.match = match; 7371 res.isDefault = info.hasDefault; 7372 res.labelRes = info.labelRes; 7373 res.nonLocalizedLabel = info.nonLocalizedLabel; 7374 res.icon = info.icon; 7375 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7376 return res; 7377 } 7378 7379 @Override 7380 protected void sortResults(List<ResolveInfo> results) { 7381 Collections.sort(results, mResolvePrioritySorter); 7382 } 7383 7384 @Override 7385 protected void dumpFilter(PrintWriter out, String prefix, 7386 PackageParser.ServiceIntentInfo filter) { 7387 out.print(prefix); out.print( 7388 Integer.toHexString(System.identityHashCode(filter.service))); 7389 out.print(' '); 7390 filter.service.printComponentShortName(out); 7391 out.print(" filter "); 7392 out.println(Integer.toHexString(System.identityHashCode(filter))); 7393 } 7394 7395// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7396// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7397// final List<ResolveInfo> retList = Lists.newArrayList(); 7398// while (i.hasNext()) { 7399// final ResolveInfo resolveInfo = (ResolveInfo) i; 7400// if (isEnabledLP(resolveInfo.serviceInfo)) { 7401// retList.add(resolveInfo); 7402// } 7403// } 7404// return retList; 7405// } 7406 7407 // Keys are String (activity class name), values are Activity. 7408 private final HashMap<ComponentName, PackageParser.Service> mServices 7409 = new HashMap<ComponentName, PackageParser.Service>(); 7410 private int mFlags; 7411 }; 7412 7413 private final class ProviderIntentResolver 7414 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7415 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7416 boolean defaultOnly, int userId) { 7417 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7418 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7419 } 7420 7421 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7422 int userId) { 7423 if (!sUserManager.exists(userId)) 7424 return null; 7425 mFlags = flags; 7426 return super.queryIntent(intent, resolvedType, 7427 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7428 } 7429 7430 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7431 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7432 if (!sUserManager.exists(userId)) 7433 return null; 7434 if (packageProviders == null) { 7435 return null; 7436 } 7437 mFlags = flags; 7438 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7439 final int N = packageProviders.size(); 7440 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7441 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7442 7443 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7444 for (int i = 0; i < N; ++i) { 7445 intentFilters = packageProviders.get(i).intents; 7446 if (intentFilters != null && intentFilters.size() > 0) { 7447 PackageParser.ProviderIntentInfo[] array = 7448 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7449 intentFilters.toArray(array); 7450 listCut.add(array); 7451 } 7452 } 7453 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7454 } 7455 7456 public final void addProvider(PackageParser.Provider p) { 7457 if (mProviders.containsKey(p.getComponentName())) { 7458 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7459 return; 7460 } 7461 7462 mProviders.put(p.getComponentName(), p); 7463 if (DEBUG_SHOW_INFO) { 7464 Log.v(TAG, " " 7465 + (p.info.nonLocalizedLabel != null 7466 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7467 Log.v(TAG, " Class=" + p.info.name); 7468 } 7469 final int NI = p.intents.size(); 7470 int j; 7471 for (j = 0; j < NI; j++) { 7472 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7473 if (DEBUG_SHOW_INFO) { 7474 Log.v(TAG, " IntentFilter:"); 7475 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7476 } 7477 if (!intent.debugCheck()) { 7478 Log.w(TAG, "==> For Provider " + p.info.name); 7479 } 7480 addFilter(intent); 7481 } 7482 } 7483 7484 public final void removeProvider(PackageParser.Provider p) { 7485 mProviders.remove(p.getComponentName()); 7486 if (DEBUG_SHOW_INFO) { 7487 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7488 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7489 Log.v(TAG, " Class=" + p.info.name); 7490 } 7491 final int NI = p.intents.size(); 7492 int j; 7493 for (j = 0; j < NI; j++) { 7494 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7495 if (DEBUG_SHOW_INFO) { 7496 Log.v(TAG, " IntentFilter:"); 7497 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7498 } 7499 removeFilter(intent); 7500 } 7501 } 7502 7503 @Override 7504 protected boolean allowFilterResult( 7505 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7506 ProviderInfo filterPi = filter.provider.info; 7507 for (int i = dest.size() - 1; i >= 0; i--) { 7508 ProviderInfo destPi = dest.get(i).providerInfo; 7509 if (destPi.name == filterPi.name 7510 && destPi.packageName == filterPi.packageName) { 7511 return false; 7512 } 7513 } 7514 return true; 7515 } 7516 7517 @Override 7518 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7519 return new PackageParser.ProviderIntentInfo[size]; 7520 } 7521 7522 @Override 7523 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7524 if (!sUserManager.exists(userId)) 7525 return true; 7526 PackageParser.Package p = filter.provider.owner; 7527 if (p != null) { 7528 PackageSetting ps = (PackageSetting) p.mExtras; 7529 if (ps != null) { 7530 // System apps are never considered stopped for purposes of 7531 // filtering, because there may be no way for the user to 7532 // actually re-launch them. 7533 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7534 && ps.getStopped(userId); 7535 } 7536 } 7537 return false; 7538 } 7539 7540 @Override 7541 protected boolean isPackageForFilter(String packageName, 7542 PackageParser.ProviderIntentInfo info) { 7543 return packageName.equals(info.provider.owner.packageName); 7544 } 7545 7546 @Override 7547 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7548 int match, int userId) { 7549 if (!sUserManager.exists(userId)) 7550 return null; 7551 final PackageParser.ProviderIntentInfo info = filter; 7552 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7553 return null; 7554 } 7555 final PackageParser.Provider provider = info.provider; 7556 if (mSafeMode && (provider.info.applicationInfo.flags 7557 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7558 return null; 7559 } 7560 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7561 if (ps == null) { 7562 return null; 7563 } 7564 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7565 ps.readUserState(userId), userId); 7566 if (pi == null) { 7567 return null; 7568 } 7569 final ResolveInfo res = new ResolveInfo(); 7570 res.providerInfo = pi; 7571 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7572 res.filter = filter; 7573 } 7574 res.priority = info.getPriority(); 7575 res.preferredOrder = provider.owner.mPreferredOrder; 7576 res.match = match; 7577 res.isDefault = info.hasDefault; 7578 res.labelRes = info.labelRes; 7579 res.nonLocalizedLabel = info.nonLocalizedLabel; 7580 res.icon = info.icon; 7581 res.system = isSystemApp(res.providerInfo.applicationInfo); 7582 return res; 7583 } 7584 7585 @Override 7586 protected void sortResults(List<ResolveInfo> results) { 7587 Collections.sort(results, mResolvePrioritySorter); 7588 } 7589 7590 @Override 7591 protected void dumpFilter(PrintWriter out, String prefix, 7592 PackageParser.ProviderIntentInfo filter) { 7593 out.print(prefix); 7594 out.print( 7595 Integer.toHexString(System.identityHashCode(filter.provider))); 7596 out.print(' '); 7597 filter.provider.printComponentShortName(out); 7598 out.print(" filter "); 7599 out.println(Integer.toHexString(System.identityHashCode(filter))); 7600 } 7601 7602 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7603 = new HashMap<ComponentName, PackageParser.Provider>(); 7604 private int mFlags; 7605 }; 7606 7607 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7608 new Comparator<ResolveInfo>() { 7609 public int compare(ResolveInfo r1, ResolveInfo r2) { 7610 int v1 = r1.priority; 7611 int v2 = r2.priority; 7612 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7613 if (v1 != v2) { 7614 return (v1 > v2) ? -1 : 1; 7615 } 7616 v1 = r1.preferredOrder; 7617 v2 = r2.preferredOrder; 7618 if (v1 != v2) { 7619 return (v1 > v2) ? -1 : 1; 7620 } 7621 if (r1.isDefault != r2.isDefault) { 7622 return r1.isDefault ? -1 : 1; 7623 } 7624 v1 = r1.match; 7625 v2 = r2.match; 7626 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7627 if (v1 != v2) { 7628 return (v1 > v2) ? -1 : 1; 7629 } 7630 if (r1.system != r2.system) { 7631 return r1.system ? -1 : 1; 7632 } 7633 return 0; 7634 } 7635 }; 7636 7637 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7638 new Comparator<ProviderInfo>() { 7639 public int compare(ProviderInfo p1, ProviderInfo p2) { 7640 final int v1 = p1.initOrder; 7641 final int v2 = p2.initOrder; 7642 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7643 } 7644 }; 7645 7646 static final void sendPackageBroadcast(String action, String pkg, 7647 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7648 int[] userIds) { 7649 IActivityManager am = ActivityManagerNative.getDefault(); 7650 if (am != null) { 7651 try { 7652 if (userIds == null) { 7653 userIds = am.getRunningUserIds(); 7654 } 7655 for (int id : userIds) { 7656 final Intent intent = new Intent(action, 7657 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7658 if (extras != null) { 7659 intent.putExtras(extras); 7660 } 7661 if (targetPkg != null) { 7662 intent.setPackage(targetPkg); 7663 } 7664 // Modify the UID when posting to other users 7665 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7666 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7667 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7668 intent.putExtra(Intent.EXTRA_UID, uid); 7669 } 7670 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7671 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7672 if (DEBUG_BROADCASTS) { 7673 RuntimeException here = new RuntimeException("here"); 7674 here.fillInStackTrace(); 7675 Slog.d(TAG, "Sending to user " + id + ": " 7676 + intent.toShortString(false, true, false, false) 7677 + " " + intent.getExtras(), here); 7678 } 7679 am.broadcastIntent(null, intent, null, finishedReceiver, 7680 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7681 finishedReceiver != null, false, id); 7682 } 7683 } catch (RemoteException ex) { 7684 } 7685 } 7686 } 7687 7688 /** 7689 * Check if the external storage media is available. This is true if there 7690 * is a mounted external storage medium or if the external storage is 7691 * emulated. 7692 */ 7693 private boolean isExternalMediaAvailable() { 7694 return mMediaMounted || Environment.isExternalStorageEmulated(); 7695 } 7696 7697 @Override 7698 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7699 // writer 7700 synchronized (mPackages) { 7701 if (!isExternalMediaAvailable()) { 7702 // If the external storage is no longer mounted at this point, 7703 // the caller may not have been able to delete all of this 7704 // packages files and can not delete any more. Bail. 7705 return null; 7706 } 7707 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7708 if (lastPackage != null) { 7709 pkgs.remove(lastPackage); 7710 } 7711 if (pkgs.size() > 0) { 7712 return pkgs.get(0); 7713 } 7714 } 7715 return null; 7716 } 7717 7718 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7719 if (false) { 7720 RuntimeException here = new RuntimeException("here"); 7721 here.fillInStackTrace(); 7722 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 7723 + " andCode=" + andCode, here); 7724 } 7725 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 7726 userId, andCode ? 1 : 0, packageName)); 7727 } 7728 7729 void startCleaningPackages() { 7730 // reader 7731 synchronized (mPackages) { 7732 if (!isExternalMediaAvailable()) { 7733 return; 7734 } 7735 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7736 return; 7737 } 7738 } 7739 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7740 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7741 IActivityManager am = ActivityManagerNative.getDefault(); 7742 if (am != null) { 7743 try { 7744 am.startService(null, intent, null, UserHandle.USER_OWNER); 7745 } catch (RemoteException e) { 7746 } 7747 } 7748 } 7749 7750 @Override 7751 public void installPackage(String originPath, IPackageInstallObserver2 observer, int flags, 7752 String installerPackageName, VerificationParams verificationParams, 7753 String packageAbiOverride) { 7754 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7755 null); 7756 7757 final File originFile = new File(originPath); 7758 final int uid = Binder.getCallingUid(); 7759 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7760 try { 7761 if (observer != null) { 7762 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 7763 } 7764 } catch (RemoteException re) { 7765 } 7766 return; 7767 } 7768 7769 UserHandle user; 7770 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 7771 user = UserHandle.ALL; 7772 } else { 7773 user = new UserHandle(UserHandle.getUserId(uid)); 7774 } 7775 7776 final int filteredFlags; 7777 if (uid == Process.SHELL_UID || uid == 0) { 7778 if (DEBUG_INSTALL) { 7779 Slog.v(TAG, "Install from ADB"); 7780 } 7781 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7782 } else { 7783 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7784 } 7785 7786 verificationParams.setInstallerUid(uid); 7787 7788 final Message msg = mHandler.obtainMessage(INIT_COPY); 7789 final OriginInfo origin = new OriginInfo(originFile, null, false); 7790 msg.obj = new InstallParams(origin, observer, filteredFlags, 7791 installerPackageName, verificationParams, user, packageAbiOverride); 7792 mHandler.sendMessage(msg); 7793 } 7794 7795 void installStage(String packageName, File stagedDir, String stagedCid, 7796 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 7797 String installerPackageName, int installerUid, UserHandle user) { 7798 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7799 params.referrerUri, installerUid, null); 7800 7801 final Message msg = mHandler.obtainMessage(INIT_COPY); 7802 final OriginInfo origin = new OriginInfo(stagedDir, stagedCid, true); 7803 msg.obj = new InstallParams(origin, observer, params.installFlags, 7804 installerPackageName, verifParams, user, params.abiOverride); 7805 mHandler.sendMessage(msg); 7806 } 7807 7808 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7809 Bundle extras = new Bundle(1); 7810 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7811 7812 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7813 packageName, extras, null, null, new int[] {userId}); 7814 try { 7815 IActivityManager am = ActivityManagerNative.getDefault(); 7816 final boolean isSystem = 7817 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7818 if (isSystem && am.isUserRunning(userId, false)) { 7819 // The just-installed/enabled app is bundled on the system, so presumed 7820 // to be able to run automatically without needing an explicit launch. 7821 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7822 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7823 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7824 .setPackage(packageName); 7825 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7826 android.app.AppOpsManager.OP_NONE, false, false, userId); 7827 } 7828 } catch (RemoteException e) { 7829 // shouldn't happen 7830 Slog.w(TAG, "Unable to bootstrap installed package", e); 7831 } 7832 } 7833 7834 @Override 7835 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 7836 int userId) { 7837 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7838 PackageSetting pkgSetting; 7839 final int uid = Binder.getCallingUid(); 7840 if (UserHandle.getUserId(uid) != userId) { 7841 mContext.enforceCallingOrSelfPermission( 7842 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7843 "setApplicationHiddenSetting for user " + userId); 7844 } 7845 7846 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 7847 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 7848 return false; 7849 } 7850 7851 long callingId = Binder.clearCallingIdentity(); 7852 try { 7853 boolean sendAdded = false; 7854 boolean sendRemoved = false; 7855 // writer 7856 synchronized (mPackages) { 7857 pkgSetting = mSettings.mPackages.get(packageName); 7858 if (pkgSetting == null) { 7859 return false; 7860 } 7861 if (pkgSetting.getHidden(userId) != hidden) { 7862 pkgSetting.setHidden(hidden, userId); 7863 mSettings.writePackageRestrictionsLPr(userId); 7864 if (hidden) { 7865 sendRemoved = true; 7866 } else { 7867 sendAdded = true; 7868 } 7869 } 7870 } 7871 if (sendAdded) { 7872 sendPackageAddedForUser(packageName, pkgSetting, userId); 7873 return true; 7874 } 7875 if (sendRemoved) { 7876 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7877 "hiding pkg"); 7878 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 7879 } 7880 } finally { 7881 Binder.restoreCallingIdentity(callingId); 7882 } 7883 return false; 7884 } 7885 7886 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 7887 int userId) { 7888 final PackageRemovedInfo info = new PackageRemovedInfo(); 7889 info.removedPackage = packageName; 7890 info.removedUsers = new int[] {userId}; 7891 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7892 info.sendBroadcast(false, false, false); 7893 } 7894 7895 /** 7896 * Returns true if application is not found or there was an error. Otherwise it returns 7897 * the hidden state of the package for the given user. 7898 */ 7899 @Override 7900 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 7901 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7902 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7903 "getApplicationHidden for user " + userId); 7904 PackageSetting pkgSetting; 7905 long callingId = Binder.clearCallingIdentity(); 7906 try { 7907 // writer 7908 synchronized (mPackages) { 7909 pkgSetting = mSettings.mPackages.get(packageName); 7910 if (pkgSetting == null) { 7911 return true; 7912 } 7913 return pkgSetting.getHidden(userId); 7914 } 7915 } finally { 7916 Binder.restoreCallingIdentity(callingId); 7917 } 7918 } 7919 7920 /** 7921 * @hide 7922 */ 7923 @Override 7924 public int installExistingPackageAsUser(String packageName, int userId) { 7925 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7926 null); 7927 PackageSetting pkgSetting; 7928 final int uid = Binder.getCallingUid(); 7929 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7930 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7931 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7932 } 7933 7934 long callingId = Binder.clearCallingIdentity(); 7935 try { 7936 boolean sendAdded = false; 7937 Bundle extras = new Bundle(1); 7938 7939 // writer 7940 synchronized (mPackages) { 7941 pkgSetting = mSettings.mPackages.get(packageName); 7942 if (pkgSetting == null) { 7943 return PackageManager.INSTALL_FAILED_INVALID_URI; 7944 } 7945 if (!pkgSetting.getInstalled(userId)) { 7946 pkgSetting.setInstalled(true, userId); 7947 pkgSetting.setHidden(false, userId); 7948 mSettings.writePackageRestrictionsLPr(userId); 7949 sendAdded = true; 7950 } 7951 } 7952 7953 if (sendAdded) { 7954 sendPackageAddedForUser(packageName, pkgSetting, userId); 7955 } 7956 } finally { 7957 Binder.restoreCallingIdentity(callingId); 7958 } 7959 7960 return PackageManager.INSTALL_SUCCEEDED; 7961 } 7962 7963 boolean isUserRestricted(int userId, String restrictionKey) { 7964 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7965 if (restrictions.getBoolean(restrictionKey, false)) { 7966 Log.w(TAG, "User is restricted: " + restrictionKey); 7967 return true; 7968 } 7969 return false; 7970 } 7971 7972 @Override 7973 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7974 mContext.enforceCallingOrSelfPermission( 7975 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7976 "Only package verification agents can verify applications"); 7977 7978 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7979 final PackageVerificationResponse response = new PackageVerificationResponse( 7980 verificationCode, Binder.getCallingUid()); 7981 msg.arg1 = id; 7982 msg.obj = response; 7983 mHandler.sendMessage(msg); 7984 } 7985 7986 @Override 7987 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7988 long millisecondsToDelay) { 7989 mContext.enforceCallingOrSelfPermission( 7990 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7991 "Only package verification agents can extend verification timeouts"); 7992 7993 final PackageVerificationState state = mPendingVerification.get(id); 7994 final PackageVerificationResponse response = new PackageVerificationResponse( 7995 verificationCodeAtTimeout, Binder.getCallingUid()); 7996 7997 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7998 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7999 } 8000 if (millisecondsToDelay < 0) { 8001 millisecondsToDelay = 0; 8002 } 8003 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8004 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8005 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8006 } 8007 8008 if ((state != null) && !state.timeoutExtended()) { 8009 state.extendTimeout(); 8010 8011 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8012 msg.arg1 = id; 8013 msg.obj = response; 8014 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8015 } 8016 } 8017 8018 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8019 int verificationCode, UserHandle user) { 8020 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8021 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8022 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8023 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8024 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8025 8026 mContext.sendBroadcastAsUser(intent, user, 8027 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8028 } 8029 8030 private ComponentName matchComponentForVerifier(String packageName, 8031 List<ResolveInfo> receivers) { 8032 ActivityInfo targetReceiver = null; 8033 8034 final int NR = receivers.size(); 8035 for (int i = 0; i < NR; i++) { 8036 final ResolveInfo info = receivers.get(i); 8037 if (info.activityInfo == null) { 8038 continue; 8039 } 8040 8041 if (packageName.equals(info.activityInfo.packageName)) { 8042 targetReceiver = info.activityInfo; 8043 break; 8044 } 8045 } 8046 8047 if (targetReceiver == null) { 8048 return null; 8049 } 8050 8051 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8052 } 8053 8054 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8055 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8056 if (pkgInfo.verifiers.length == 0) { 8057 return null; 8058 } 8059 8060 final int N = pkgInfo.verifiers.length; 8061 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8062 for (int i = 0; i < N; i++) { 8063 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8064 8065 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8066 receivers); 8067 if (comp == null) { 8068 continue; 8069 } 8070 8071 final int verifierUid = getUidForVerifier(verifierInfo); 8072 if (verifierUid == -1) { 8073 continue; 8074 } 8075 8076 if (DEBUG_VERIFY) { 8077 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8078 + " with the correct signature"); 8079 } 8080 sufficientVerifiers.add(comp); 8081 verificationState.addSufficientVerifier(verifierUid); 8082 } 8083 8084 return sufficientVerifiers; 8085 } 8086 8087 private int getUidForVerifier(VerifierInfo verifierInfo) { 8088 synchronized (mPackages) { 8089 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8090 if (pkg == null) { 8091 return -1; 8092 } else if (pkg.mSignatures.length != 1) { 8093 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8094 + " has more than one signature; ignoring"); 8095 return -1; 8096 } 8097 8098 /* 8099 * If the public key of the package's signature does not match 8100 * our expected public key, then this is a different package and 8101 * we should skip. 8102 */ 8103 8104 final byte[] expectedPublicKey; 8105 try { 8106 final Signature verifierSig = pkg.mSignatures[0]; 8107 final PublicKey publicKey = verifierSig.getPublicKey(); 8108 expectedPublicKey = publicKey.getEncoded(); 8109 } catch (CertificateException e) { 8110 return -1; 8111 } 8112 8113 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8114 8115 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8116 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8117 + " does not have the expected public key; ignoring"); 8118 return -1; 8119 } 8120 8121 return pkg.applicationInfo.uid; 8122 } 8123 } 8124 8125 @Override 8126 public void finishPackageInstall(int token) { 8127 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8128 8129 if (DEBUG_INSTALL) { 8130 Slog.v(TAG, "BM finishing package install for " + token); 8131 } 8132 8133 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8134 mHandler.sendMessage(msg); 8135 } 8136 8137 /** 8138 * Get the verification agent timeout. 8139 * 8140 * @return verification timeout in milliseconds 8141 */ 8142 private long getVerificationTimeout() { 8143 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8144 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8145 DEFAULT_VERIFICATION_TIMEOUT); 8146 } 8147 8148 /** 8149 * Get the default verification agent response code. 8150 * 8151 * @return default verification response code 8152 */ 8153 private int getDefaultVerificationResponse() { 8154 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8155 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8156 DEFAULT_VERIFICATION_RESPONSE); 8157 } 8158 8159 /** 8160 * Check whether or not package verification has been enabled. 8161 * 8162 * @return true if verification should be performed 8163 */ 8164 private boolean isVerificationEnabled(int userId, int flags) { 8165 if (!DEFAULT_VERIFY_ENABLE) { 8166 return false; 8167 } 8168 8169 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8170 8171 // Check if installing from ADB 8172 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 8173 // Do not run verification in a test harness environment 8174 if (ActivityManager.isRunningInTestHarness()) { 8175 return false; 8176 } 8177 if (ensureVerifyAppsEnabled) { 8178 return true; 8179 } 8180 // Check if the developer does not want package verification for ADB installs 8181 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8182 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8183 return false; 8184 } 8185 } 8186 8187 if (ensureVerifyAppsEnabled) { 8188 return true; 8189 } 8190 8191 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8192 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8193 } 8194 8195 /** 8196 * Get the "allow unknown sources" setting. 8197 * 8198 * @return the current "allow unknown sources" setting 8199 */ 8200 private int getUnknownSourcesSettings() { 8201 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8202 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8203 -1); 8204 } 8205 8206 @Override 8207 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8208 final int uid = Binder.getCallingUid(); 8209 // writer 8210 synchronized (mPackages) { 8211 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8212 if (targetPackageSetting == null) { 8213 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8214 } 8215 8216 PackageSetting installerPackageSetting; 8217 if (installerPackageName != null) { 8218 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8219 if (installerPackageSetting == null) { 8220 throw new IllegalArgumentException("Unknown installer package: " 8221 + installerPackageName); 8222 } 8223 } else { 8224 installerPackageSetting = null; 8225 } 8226 8227 Signature[] callerSignature; 8228 Object obj = mSettings.getUserIdLPr(uid); 8229 if (obj != null) { 8230 if (obj instanceof SharedUserSetting) { 8231 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8232 } else if (obj instanceof PackageSetting) { 8233 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8234 } else { 8235 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8236 } 8237 } else { 8238 throw new SecurityException("Unknown calling uid " + uid); 8239 } 8240 8241 // Verify: can't set installerPackageName to a package that is 8242 // not signed with the same cert as the caller. 8243 if (installerPackageSetting != null) { 8244 if (compareSignatures(callerSignature, 8245 installerPackageSetting.signatures.mSignatures) 8246 != PackageManager.SIGNATURE_MATCH) { 8247 throw new SecurityException( 8248 "Caller does not have same cert as new installer package " 8249 + installerPackageName); 8250 } 8251 } 8252 8253 // Verify: if target already has an installer package, it must 8254 // be signed with the same cert as the caller. 8255 if (targetPackageSetting.installerPackageName != null) { 8256 PackageSetting setting = mSettings.mPackages.get( 8257 targetPackageSetting.installerPackageName); 8258 // If the currently set package isn't valid, then it's always 8259 // okay to change it. 8260 if (setting != null) { 8261 if (compareSignatures(callerSignature, 8262 setting.signatures.mSignatures) 8263 != PackageManager.SIGNATURE_MATCH) { 8264 throw new SecurityException( 8265 "Caller does not have same cert as old installer package " 8266 + targetPackageSetting.installerPackageName); 8267 } 8268 } 8269 } 8270 8271 // Okay! 8272 targetPackageSetting.installerPackageName = installerPackageName; 8273 scheduleWriteSettingsLocked(); 8274 } 8275 } 8276 8277 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8278 // Queue up an async operation since the package installation may take a little while. 8279 mHandler.post(new Runnable() { 8280 public void run() { 8281 mHandler.removeCallbacks(this); 8282 // Result object to be returned 8283 PackageInstalledInfo res = new PackageInstalledInfo(); 8284 res.returnCode = currentStatus; 8285 res.uid = -1; 8286 res.pkg = null; 8287 res.removedInfo = new PackageRemovedInfo(); 8288 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8289 args.doPreInstall(res.returnCode); 8290 synchronized (mInstallLock) { 8291 installPackageLI(args, true, res); 8292 } 8293 args.doPostInstall(res.returnCode, res.uid); 8294 } 8295 8296 // A restore should be performed at this point if (a) the install 8297 // succeeded, (b) the operation is not an update, and (c) the new 8298 // package has not opted out of backup participation. 8299 final boolean update = res.removedInfo.removedPackage != null; 8300 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 8301 boolean doRestore = !update 8302 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 8303 8304 // Set up the post-install work request bookkeeping. This will be used 8305 // and cleaned up by the post-install event handling regardless of whether 8306 // there's a restore pass performed. Token values are >= 1. 8307 int token; 8308 if (mNextInstallToken < 0) mNextInstallToken = 1; 8309 token = mNextInstallToken++; 8310 8311 PostInstallData data = new PostInstallData(args, res); 8312 mRunningInstalls.put(token, data); 8313 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8314 8315 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8316 // Pass responsibility to the Backup Manager. It will perform a 8317 // restore if appropriate, then pass responsibility back to the 8318 // Package Manager to run the post-install observer callbacks 8319 // and broadcasts. 8320 IBackupManager bm = IBackupManager.Stub.asInterface( 8321 ServiceManager.getService(Context.BACKUP_SERVICE)); 8322 if (bm != null) { 8323 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8324 + " to BM for possible restore"); 8325 try { 8326 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8327 } catch (RemoteException e) { 8328 // can't happen; the backup manager is local 8329 } catch (Exception e) { 8330 Slog.e(TAG, "Exception trying to enqueue restore", e); 8331 doRestore = false; 8332 } 8333 } else { 8334 Slog.e(TAG, "Backup Manager not found!"); 8335 doRestore = false; 8336 } 8337 } 8338 8339 if (!doRestore) { 8340 // No restore possible, or the Backup Manager was mysteriously not 8341 // available -- just fire the post-install work request directly. 8342 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8343 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8344 mHandler.sendMessage(msg); 8345 } 8346 } 8347 }); 8348 } 8349 8350 private abstract class HandlerParams { 8351 private static final int MAX_RETRIES = 4; 8352 8353 /** 8354 * Number of times startCopy() has been attempted and had a non-fatal 8355 * error. 8356 */ 8357 private int mRetries = 0; 8358 8359 /** User handle for the user requesting the information or installation. */ 8360 private final UserHandle mUser; 8361 8362 HandlerParams(UserHandle user) { 8363 mUser = user; 8364 } 8365 8366 UserHandle getUser() { 8367 return mUser; 8368 } 8369 8370 final boolean startCopy() { 8371 boolean res; 8372 try { 8373 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8374 8375 if (++mRetries > MAX_RETRIES) { 8376 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8377 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8378 handleServiceError(); 8379 return false; 8380 } else { 8381 handleStartCopy(); 8382 res = true; 8383 } 8384 } catch (RemoteException e) { 8385 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8386 mHandler.sendEmptyMessage(MCS_RECONNECT); 8387 res = false; 8388 } 8389 handleReturnCode(); 8390 return res; 8391 } 8392 8393 final void serviceError() { 8394 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8395 handleServiceError(); 8396 handleReturnCode(); 8397 } 8398 8399 abstract void handleStartCopy() throws RemoteException; 8400 abstract void handleServiceError(); 8401 abstract void handleReturnCode(); 8402 } 8403 8404 class MeasureParams extends HandlerParams { 8405 private final PackageStats mStats; 8406 private boolean mSuccess; 8407 8408 private final IPackageStatsObserver mObserver; 8409 8410 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8411 super(new UserHandle(stats.userHandle)); 8412 mObserver = observer; 8413 mStats = stats; 8414 } 8415 8416 @Override 8417 public String toString() { 8418 return "MeasureParams{" 8419 + Integer.toHexString(System.identityHashCode(this)) 8420 + " " + mStats.packageName + "}"; 8421 } 8422 8423 @Override 8424 void handleStartCopy() throws RemoteException { 8425 synchronized (mInstallLock) { 8426 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8427 } 8428 8429 if (mSuccess) { 8430 final boolean mounted; 8431 if (Environment.isExternalStorageEmulated()) { 8432 mounted = true; 8433 } else { 8434 final String status = Environment.getExternalStorageState(); 8435 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8436 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8437 } 8438 8439 if (mounted) { 8440 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8441 8442 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8443 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8444 8445 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8446 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8447 8448 // Always subtract cache size, since it's a subdirectory 8449 mStats.externalDataSize -= mStats.externalCacheSize; 8450 8451 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8452 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8453 8454 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8455 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8456 } 8457 } 8458 } 8459 8460 @Override 8461 void handleReturnCode() { 8462 if (mObserver != null) { 8463 try { 8464 mObserver.onGetStatsCompleted(mStats, mSuccess); 8465 } catch (RemoteException e) { 8466 Slog.i(TAG, "Observer no longer exists."); 8467 } 8468 } 8469 } 8470 8471 @Override 8472 void handleServiceError() { 8473 Slog.e(TAG, "Could not measure application " + mStats.packageName 8474 + " external storage"); 8475 } 8476 } 8477 8478 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8479 throws RemoteException { 8480 long result = 0; 8481 for (File path : paths) { 8482 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8483 } 8484 return result; 8485 } 8486 8487 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8488 for (File path : paths) { 8489 try { 8490 mcs.clearDirectory(path.getAbsolutePath()); 8491 } catch (RemoteException e) { 8492 } 8493 } 8494 } 8495 8496 static class OriginInfo { 8497 /** 8498 * Location where install is coming from, before it has been 8499 * copied/renamed into place. This could be a single monolithic APK 8500 * file, or a cluster directory. This location may be untrusted. 8501 */ 8502 final File file; 8503 final String cid; 8504 8505 /** 8506 * Flag indicating that {@link #file} or {@link #cid} has already been 8507 * staged, meaning downstream users don't need to defensively copy the 8508 * contents. 8509 */ 8510 final boolean staged; 8511 8512 final String resolvedPath; 8513 final File resolvedFile; 8514 8515 public OriginInfo(File file, String cid, boolean staged) { 8516 this.file = file; 8517 this.cid = cid; 8518 this.staged = staged; 8519 8520 if (cid != null) { 8521 resolvedPath = PackageHelper.getSdDir(cid); 8522 resolvedFile = new File(resolvedPath); 8523 } else if (file != null) { 8524 resolvedPath = file.getAbsolutePath(); 8525 resolvedFile = file; 8526 } else { 8527 resolvedPath = null; 8528 resolvedFile = null; 8529 } 8530 } 8531 } 8532 8533 class InstallParams extends HandlerParams { 8534 final OriginInfo origin; 8535 final IPackageInstallObserver2 observer; 8536 int flags; 8537 final String installerPackageName; 8538 final VerificationParams verificationParams; 8539 private InstallArgs mArgs; 8540 private int mRet; 8541 final String packageAbiOverride; 8542 8543 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int flags, 8544 String installerPackageName, VerificationParams verificationParams, UserHandle user, 8545 String packageAbiOverride) { 8546 super(user); 8547 this.origin = origin; 8548 this.observer = observer; 8549 this.flags = flags; 8550 this.installerPackageName = installerPackageName; 8551 this.verificationParams = verificationParams; 8552 this.packageAbiOverride = packageAbiOverride; 8553 } 8554 8555 @Override 8556 public String toString() { 8557 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 8558 + " file=" + origin.file + " cid=" + origin.cid + "}"; 8559 } 8560 8561 public ManifestDigest getManifestDigest() { 8562 if (verificationParams == null) { 8563 return null; 8564 } 8565 return verificationParams.getManifestDigest(); 8566 } 8567 8568 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 8569 String packageName = pkgLite.packageName; 8570 int installLocation = pkgLite.installLocation; 8571 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8572 // reader 8573 synchronized (mPackages) { 8574 PackageParser.Package pkg = mPackages.get(packageName); 8575 if (pkg != null) { 8576 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8577 // Check for downgrading. 8578 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8579 if (pkgLite.versionCode < pkg.mVersionCode) { 8580 Slog.w(TAG, "Can't install update of " + packageName 8581 + " update version " + pkgLite.versionCode 8582 + " is older than installed version " 8583 + pkg.mVersionCode); 8584 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8585 } 8586 } 8587 // Check for updated system application. 8588 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8589 if (onSd) { 8590 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8591 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8592 } 8593 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8594 } else { 8595 if (onSd) { 8596 // Install flag overrides everything. 8597 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8598 } 8599 // If current upgrade specifies particular preference 8600 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8601 // Application explicitly specified internal. 8602 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8603 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8604 // App explictly prefers external. Let policy decide 8605 } else { 8606 // Prefer previous location 8607 if (isExternal(pkg)) { 8608 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8609 } 8610 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8611 } 8612 } 8613 } else { 8614 // Invalid install. Return error code 8615 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8616 } 8617 } 8618 } 8619 // All the special cases have been taken care of. 8620 // Return result based on recommended install location. 8621 if (onSd) { 8622 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8623 } 8624 return pkgLite.recommendedInstallLocation; 8625 } 8626 8627 /* 8628 * Invoke remote method to get package information and install 8629 * location values. Override install location based on default 8630 * policy if needed and then create install arguments based 8631 * on the install location. 8632 */ 8633 public void handleStartCopy() throws RemoteException { 8634 int ret = PackageManager.INSTALL_SUCCEEDED; 8635 8636 // If we're already staged, we've firmly committed to an install location 8637 if (origin.staged) { 8638 if (origin.file != null) { 8639 flags |= PackageManager.INSTALL_INTERNAL; 8640 flags &= ~PackageManager.INSTALL_EXTERNAL; 8641 } else if (origin.cid != null) { 8642 flags |= PackageManager.INSTALL_EXTERNAL; 8643 flags &= ~PackageManager.INSTALL_INTERNAL; 8644 } else { 8645 throw new IllegalStateException("Invalid stage location"); 8646 } 8647 } 8648 8649 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8650 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 8651 8652 PackageInfoLite pkgLite = null; 8653 8654 if (onInt && onSd) { 8655 // Check if both bits are set. 8656 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8657 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8658 } else { 8659 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, flags, 8660 packageAbiOverride); 8661 8662 /* 8663 * If we have too little free space, try to free cache 8664 * before giving up. 8665 */ 8666 if (!origin.staged && pkgLite.recommendedInstallLocation 8667 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8668 // TODO: focus freeing disk space on the target device 8669 final StorageManager storage = StorageManager.from(mContext); 8670 final long lowThreshold = storage.getStorageLowBytes( 8671 Environment.getDataDirectory()); 8672 8673 final long sizeBytes = mContainerService.calculateInstalledSize( 8674 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 8675 8676 if (mInstaller.freeCache(sizeBytes + lowThreshold) >= 0) { 8677 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 8678 flags, packageAbiOverride); 8679 } 8680 8681 /* 8682 * The cache free must have deleted the file we 8683 * downloaded to install. 8684 * 8685 * TODO: fix the "freeCache" call to not delete 8686 * the file we care about. 8687 */ 8688 if (pkgLite.recommendedInstallLocation 8689 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8690 pkgLite.recommendedInstallLocation 8691 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8692 } 8693 } 8694 } 8695 8696 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8697 int loc = pkgLite.recommendedInstallLocation; 8698 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8699 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8700 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8701 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8702 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8703 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8704 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8705 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8706 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8707 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8708 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8709 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8710 } else { 8711 // Override with defaults if needed. 8712 loc = installLocationPolicy(pkgLite, flags); 8713 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8714 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8715 } else if (!onSd && !onInt) { 8716 // Override install location with flags 8717 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8718 // Set the flag to install on external media. 8719 flags |= PackageManager.INSTALL_EXTERNAL; 8720 flags &= ~PackageManager.INSTALL_INTERNAL; 8721 } else { 8722 // Make sure the flag for installing on external 8723 // media is unset 8724 flags |= PackageManager.INSTALL_INTERNAL; 8725 flags &= ~PackageManager.INSTALL_EXTERNAL; 8726 } 8727 } 8728 } 8729 } 8730 8731 final InstallArgs args = createInstallArgs(this); 8732 mArgs = args; 8733 8734 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8735 /* 8736 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8737 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8738 */ 8739 int userIdentifier = getUser().getIdentifier(); 8740 if (userIdentifier == UserHandle.USER_ALL 8741 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8742 userIdentifier = UserHandle.USER_OWNER; 8743 } 8744 8745 /* 8746 * Determine if we have any installed package verifiers. If we 8747 * do, then we'll defer to them to verify the packages. 8748 */ 8749 final int requiredUid = mRequiredVerifierPackage == null ? -1 8750 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8751 if (requiredUid != -1 && isVerificationEnabled(userIdentifier, flags)) { 8752 final Intent verification = new Intent( 8753 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8754 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 8755 PACKAGE_MIME_TYPE); 8756 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8757 8758 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8759 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8760 0 /* TODO: Which userId? */); 8761 8762 if (DEBUG_VERIFY) { 8763 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8764 + verification.toString() + " with " + pkgLite.verifiers.length 8765 + " optional verifiers"); 8766 } 8767 8768 final int verificationId = mPendingVerificationToken++; 8769 8770 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8771 8772 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8773 installerPackageName); 8774 8775 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 8776 8777 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8778 pkgLite.packageName); 8779 8780 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8781 pkgLite.versionCode); 8782 8783 if (verificationParams != null) { 8784 if (verificationParams.getVerificationURI() != null) { 8785 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8786 verificationParams.getVerificationURI()); 8787 } 8788 if (verificationParams.getOriginatingURI() != null) { 8789 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8790 verificationParams.getOriginatingURI()); 8791 } 8792 if (verificationParams.getReferrer() != null) { 8793 verification.putExtra(Intent.EXTRA_REFERRER, 8794 verificationParams.getReferrer()); 8795 } 8796 if (verificationParams.getOriginatingUid() >= 0) { 8797 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8798 verificationParams.getOriginatingUid()); 8799 } 8800 if (verificationParams.getInstallerUid() >= 0) { 8801 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8802 verificationParams.getInstallerUid()); 8803 } 8804 } 8805 8806 final PackageVerificationState verificationState = new PackageVerificationState( 8807 requiredUid, args); 8808 8809 mPendingVerification.append(verificationId, verificationState); 8810 8811 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8812 receivers, verificationState); 8813 8814 /* 8815 * If any sufficient verifiers were listed in the package 8816 * manifest, attempt to ask them. 8817 */ 8818 if (sufficientVerifiers != null) { 8819 final int N = sufficientVerifiers.size(); 8820 if (N == 0) { 8821 Slog.i(TAG, "Additional verifiers required, but none installed."); 8822 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8823 } else { 8824 for (int i = 0; i < N; i++) { 8825 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8826 8827 final Intent sufficientIntent = new Intent(verification); 8828 sufficientIntent.setComponent(verifierComponent); 8829 8830 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8831 } 8832 } 8833 } 8834 8835 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8836 mRequiredVerifierPackage, receivers); 8837 if (ret == PackageManager.INSTALL_SUCCEEDED 8838 && mRequiredVerifierPackage != null) { 8839 /* 8840 * Send the intent to the required verification agent, 8841 * but only start the verification timeout after the 8842 * target BroadcastReceivers have run. 8843 */ 8844 verification.setComponent(requiredVerifierComponent); 8845 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8846 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8847 new BroadcastReceiver() { 8848 @Override 8849 public void onReceive(Context context, Intent intent) { 8850 final Message msg = mHandler 8851 .obtainMessage(CHECK_PENDING_VERIFICATION); 8852 msg.arg1 = verificationId; 8853 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8854 } 8855 }, null, 0, null, null); 8856 8857 /* 8858 * We don't want the copy to proceed until verification 8859 * succeeds, so null out this field. 8860 */ 8861 mArgs = null; 8862 } 8863 } else { 8864 /* 8865 * No package verification is enabled, so immediately start 8866 * the remote call to initiate copy using temporary file. 8867 */ 8868 ret = args.copyApk(mContainerService, true); 8869 } 8870 } 8871 8872 mRet = ret; 8873 } 8874 8875 @Override 8876 void handleReturnCode() { 8877 // If mArgs is null, then MCS couldn't be reached. When it 8878 // reconnects, it will try again to install. At that point, this 8879 // will succeed. 8880 if (mArgs != null) { 8881 processPendingInstall(mArgs, mRet); 8882 } 8883 } 8884 8885 @Override 8886 void handleServiceError() { 8887 mArgs = createInstallArgs(this); 8888 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8889 } 8890 8891 public boolean isForwardLocked() { 8892 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8893 } 8894 } 8895 8896 /* 8897 * Utility class used in movePackage api. 8898 * srcArgs and targetArgs are not set for invalid flags and make 8899 * sure to do null checks when invoking methods on them. 8900 * We probably want to return ErrorPrams for both failed installs 8901 * and moves. 8902 */ 8903 class MoveParams extends HandlerParams { 8904 final IPackageMoveObserver observer; 8905 final int flags; 8906 final String packageName; 8907 final InstallArgs srcArgs; 8908 final InstallArgs targetArgs; 8909 int uid; 8910 int mRet; 8911 8912 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8913 String packageName, String[] instructionSets, int uid, UserHandle user) { 8914 super(user); 8915 this.srcArgs = srcArgs; 8916 this.observer = observer; 8917 this.flags = flags; 8918 this.packageName = packageName; 8919 this.uid = uid; 8920 if (srcArgs != null) { 8921 final String codePath = srcArgs.getCodePath(); 8922 targetArgs = createInstallArgsForMoveTarget(codePath, flags, packageName, 8923 instructionSets); 8924 } else { 8925 targetArgs = null; 8926 } 8927 } 8928 8929 @Override 8930 public String toString() { 8931 return "MoveParams{" 8932 + Integer.toHexString(System.identityHashCode(this)) 8933 + " " + packageName + "}"; 8934 } 8935 8936 public void handleStartCopy() throws RemoteException { 8937 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8938 // Check for storage space on target medium 8939 if (!targetArgs.checkFreeStorage(mContainerService)) { 8940 Log.w(TAG, "Insufficient storage to install"); 8941 return; 8942 } 8943 8944 mRet = srcArgs.doPreCopy(); 8945 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8946 return; 8947 } 8948 8949 mRet = targetArgs.copyApk(mContainerService, false); 8950 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8951 srcArgs.doPostCopy(uid); 8952 return; 8953 } 8954 8955 mRet = srcArgs.doPostCopy(uid); 8956 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8957 return; 8958 } 8959 8960 mRet = targetArgs.doPreInstall(mRet); 8961 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8962 return; 8963 } 8964 8965 if (DEBUG_SD_INSTALL) { 8966 StringBuilder builder = new StringBuilder(); 8967 if (srcArgs != null) { 8968 builder.append("src: "); 8969 builder.append(srcArgs.getCodePath()); 8970 } 8971 if (targetArgs != null) { 8972 builder.append(" target : "); 8973 builder.append(targetArgs.getCodePath()); 8974 } 8975 Log.i(TAG, builder.toString()); 8976 } 8977 } 8978 8979 @Override 8980 void handleReturnCode() { 8981 targetArgs.doPostInstall(mRet, uid); 8982 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8983 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8984 currentStatus = PackageManager.MOVE_SUCCEEDED; 8985 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8986 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8987 } 8988 processPendingMove(this, currentStatus); 8989 } 8990 8991 @Override 8992 void handleServiceError() { 8993 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8994 } 8995 } 8996 8997 /** 8998 * Used during creation of InstallArgs 8999 * 9000 * @param flags package installation flags 9001 * @return true if should be installed on external storage 9002 */ 9003 private static boolean installOnSd(int flags) { 9004 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 9005 return false; 9006 } 9007 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 9008 return true; 9009 } 9010 return false; 9011 } 9012 9013 /** 9014 * Used during creation of InstallArgs 9015 * 9016 * @param flags package installation flags 9017 * @return true if should be installed as forward locked 9018 */ 9019 private static boolean installForwardLocked(int flags) { 9020 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9021 } 9022 9023 private InstallArgs createInstallArgs(InstallParams params) { 9024 if (installOnSd(params.flags) || params.isForwardLocked()) { 9025 return new AsecInstallArgs(params); 9026 } else { 9027 return new FileInstallArgs(params); 9028 } 9029 } 9030 9031 /** 9032 * Create args that describe an existing installed package. Typically used 9033 * when cleaning up old installs, or used as a move source. 9034 */ 9035 private InstallArgs createInstallArgsForExisting(int flags, String codePath, 9036 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9037 final boolean isInAsec; 9038 if (installOnSd(flags)) { 9039 /* Apps on SD card are always in ASEC containers. */ 9040 isInAsec = true; 9041 } else if (installForwardLocked(flags) 9042 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9043 /* 9044 * Forward-locked apps are only in ASEC containers if they're the 9045 * new style 9046 */ 9047 isInAsec = true; 9048 } else { 9049 isInAsec = false; 9050 } 9051 9052 if (isInAsec) { 9053 return new AsecInstallArgs(codePath, instructionSets, 9054 installOnSd(flags), installForwardLocked(flags)); 9055 } else { 9056 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9057 instructionSets); 9058 } 9059 } 9060 9061 private InstallArgs createInstallArgsForMoveTarget(String codePath, int flags, String pkgName, 9062 String[] instructionSets) { 9063 final File codeFile = new File(codePath); 9064 if (installOnSd(flags) || installForwardLocked(flags)) { 9065 String cid = getNextCodePath(codePath, pkgName, "/" 9066 + AsecInstallArgs.RES_FILE_NAME); 9067 return new AsecInstallArgs(codeFile, cid, instructionSets, installOnSd(flags), 9068 installForwardLocked(flags)); 9069 } else { 9070 return new FileInstallArgs(codeFile, instructionSets); 9071 } 9072 } 9073 9074 static abstract class InstallArgs { 9075 /** @see InstallParams#origin */ 9076 final OriginInfo origin; 9077 9078 final IPackageInstallObserver2 observer; 9079 // Always refers to PackageManager flags only 9080 final int flags; 9081 final String installerPackageName; 9082 final ManifestDigest manifestDigest; 9083 final UserHandle user; 9084 final String abiOverride; 9085 9086 // The list of instruction sets supported by this app. This is currently 9087 // only used during the rmdex() phase to clean up resources. We can get rid of this 9088 // if we move dex files under the common app path. 9089 /* nullable */ String[] instructionSets; 9090 9091 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int flags, 9092 String installerPackageName, ManifestDigest manifestDigest, UserHandle user, 9093 String[] instructionSets, String abiOverride) { 9094 this.origin = origin; 9095 this.flags = flags; 9096 this.observer = observer; 9097 this.installerPackageName = installerPackageName; 9098 this.manifestDigest = manifestDigest; 9099 this.user = user; 9100 this.instructionSets = instructionSets; 9101 this.abiOverride = abiOverride; 9102 } 9103 9104 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9105 abstract int doPreInstall(int status); 9106 9107 /** 9108 * Rename package into final resting place. All paths on the given 9109 * scanned package should be updated to reflect the rename. 9110 */ 9111 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9112 abstract int doPostInstall(int status, int uid); 9113 9114 /** @see PackageSettingBase#codePathString */ 9115 abstract String getCodePath(); 9116 /** @see PackageSettingBase#resourcePathString */ 9117 abstract String getResourcePath(); 9118 abstract String getLegacyNativeLibraryPath(); 9119 9120 // Need installer lock especially for dex file removal. 9121 abstract void cleanUpResourcesLI(); 9122 abstract boolean doPostDeleteLI(boolean delete); 9123 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9124 9125 /** 9126 * Called before the source arguments are copied. This is used mostly 9127 * for MoveParams when it needs to read the source file to put it in the 9128 * destination. 9129 */ 9130 int doPreCopy() { 9131 return PackageManager.INSTALL_SUCCEEDED; 9132 } 9133 9134 /** 9135 * Called after the source arguments are copied. This is used mostly for 9136 * MoveParams when it needs to read the source file to put it in the 9137 * destination. 9138 * 9139 * @return 9140 */ 9141 int doPostCopy(int uid) { 9142 return PackageManager.INSTALL_SUCCEEDED; 9143 } 9144 9145 protected boolean isFwdLocked() { 9146 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9147 } 9148 9149 UserHandle getUser() { 9150 return user; 9151 } 9152 } 9153 9154 /** 9155 * Logic to handle installation of non-ASEC applications, including copying 9156 * and renaming logic. 9157 */ 9158 class FileInstallArgs extends InstallArgs { 9159 private File codeFile; 9160 private File resourceFile; 9161 private File legacyNativeLibraryPath; 9162 9163 // Example topology: 9164 // /data/app/com.example/base.apk 9165 // /data/app/com.example/split_foo.apk 9166 // /data/app/com.example/lib/arm/libfoo.so 9167 // /data/app/com.example/lib/arm64/libfoo.so 9168 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9169 9170 /** New install */ 9171 FileInstallArgs(InstallParams params) { 9172 super(params.origin, params.observer, params.flags, 9173 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9174 null /* instruction sets */, params.packageAbiOverride); 9175 if (isFwdLocked()) { 9176 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9177 } 9178 } 9179 9180 /** Existing install */ 9181 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9182 String[] instructionSets) { 9183 super(new OriginInfo(null, null, false), null, 0, null, null, null, instructionSets, null); 9184 this.codeFile = (codePath != null) ? new File(codePath) : null; 9185 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9186 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9187 new File(legacyNativeLibraryPath) : null; 9188 } 9189 9190 /** New install from existing */ 9191 FileInstallArgs(File originFile, String[] instructionSets) { 9192 super(new OriginInfo(originFile, null, false), null, 0, null, null, null, instructionSets, null); 9193 } 9194 9195 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9196 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 9197 isFwdLocked(), abiOverride); 9198 9199 final StorageManager storage = StorageManager.from(mContext); 9200 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 9201 } 9202 9203 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9204 if (origin.staged) { 9205 Slog.d(TAG, origin.file + " already staged; skipping copy"); 9206 codeFile = origin.file; 9207 resourceFile = origin.file; 9208 return PackageManager.INSTALL_SUCCEEDED; 9209 } 9210 9211 try { 9212 final File tempDir = mInstallerService.allocateInternalStageDirLegacy(); 9213 codeFile = tempDir; 9214 resourceFile = tempDir; 9215 } catch (IOException e) { 9216 Slog.w(TAG, "Failed to create copy file: " + e); 9217 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9218 } 9219 9220 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9221 @Override 9222 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9223 if (!FileUtils.isValidExtFilename(name)) { 9224 throw new IllegalArgumentException("Invalid filename: " + name); 9225 } 9226 try { 9227 final File file = new File(codeFile, name); 9228 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9229 O_RDWR | O_CREAT, 0644); 9230 Os.chmod(file.getAbsolutePath(), 0644); 9231 return new ParcelFileDescriptor(fd); 9232 } catch (ErrnoException e) { 9233 throw new RemoteException("Failed to open: " + e.getMessage()); 9234 } 9235 } 9236 }; 9237 9238 int ret = PackageManager.INSTALL_SUCCEEDED; 9239 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 9240 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9241 Slog.e(TAG, "Failed to copy package"); 9242 return ret; 9243 } 9244 9245 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9246 NativeLibraryHelper.Handle handle = null; 9247 try { 9248 handle = NativeLibraryHelper.Handle.create(codeFile); 9249 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 9250 abiOverride); 9251 } catch (IOException e) { 9252 Slog.e(TAG, "Copying native libraries failed", e); 9253 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9254 } finally { 9255 IoUtils.closeQuietly(handle); 9256 } 9257 9258 return ret; 9259 } 9260 9261 int doPreInstall(int status) { 9262 if (status != PackageManager.INSTALL_SUCCEEDED) { 9263 cleanUp(); 9264 } 9265 return status; 9266 } 9267 9268 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9269 if (status != PackageManager.INSTALL_SUCCEEDED) { 9270 cleanUp(); 9271 return false; 9272 } else { 9273 final File beforeCodeFile = codeFile; 9274 final File afterCodeFile = getNextCodePath(pkg.packageName); 9275 9276 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9277 try { 9278 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9279 } catch (ErrnoException e) { 9280 Slog.d(TAG, "Failed to rename", e); 9281 return false; 9282 } 9283 9284 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9285 Slog.d(TAG, "Failed to restorecon"); 9286 return false; 9287 } 9288 9289 // Reflect the rename internally 9290 codeFile = afterCodeFile; 9291 resourceFile = afterCodeFile; 9292 9293 // Reflect the rename in scanned details 9294 pkg.codePath = afterCodeFile.getAbsolutePath(); 9295 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9296 pkg.baseCodePath); 9297 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9298 pkg.splitCodePaths); 9299 9300 // Reflect the rename in app info 9301 pkg.applicationInfo.setCodePath(pkg.codePath); 9302 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9303 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9304 pkg.applicationInfo.setResourcePath(pkg.codePath); 9305 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9306 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9307 9308 return true; 9309 } 9310 } 9311 9312 int doPostInstall(int status, int uid) { 9313 if (status != PackageManager.INSTALL_SUCCEEDED) { 9314 cleanUp(); 9315 } 9316 return status; 9317 } 9318 9319 @Override 9320 String getCodePath() { 9321 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9322 } 9323 9324 @Override 9325 String getResourcePath() { 9326 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9327 } 9328 9329 @Override 9330 String getLegacyNativeLibraryPath() { 9331 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9332 } 9333 9334 private boolean cleanUp() { 9335 if (codeFile == null || !codeFile.exists()) { 9336 return false; 9337 } 9338 9339 if (codeFile.isDirectory()) { 9340 FileUtils.deleteContents(codeFile); 9341 } 9342 codeFile.delete(); 9343 9344 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9345 resourceFile.delete(); 9346 } 9347 9348 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9349 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9350 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9351 } 9352 legacyNativeLibraryPath.delete(); 9353 } 9354 9355 return true; 9356 } 9357 9358 void cleanUpResourcesLI() { 9359 // Try enumerating all code paths before deleting 9360 List<String> allCodePaths = Collections.EMPTY_LIST; 9361 if (codeFile != null && codeFile.exists()) { 9362 try { 9363 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9364 allCodePaths = pkg.getAllCodePaths(); 9365 } catch (PackageParserException e) { 9366 // Ignored; we tried our best 9367 } 9368 } 9369 9370 cleanUp(); 9371 9372 if (!allCodePaths.isEmpty()) { 9373 if (instructionSets == null) { 9374 throw new IllegalStateException("instructionSet == null"); 9375 } 9376 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9377 for (String codePath : allCodePaths) { 9378 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9379 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9380 if (retCode < 0) { 9381 Slog.w(TAG, "Couldn't remove dex file for package: " 9382 + " at location " + codePath + ", retcode=" + retCode); 9383 // we don't consider this to be a failure of the core package deletion 9384 } 9385 } 9386 } 9387 } 9388 } 9389 9390 boolean doPostDeleteLI(boolean delete) { 9391 // XXX err, shouldn't we respect the delete flag? 9392 cleanUpResourcesLI(); 9393 return true; 9394 } 9395 } 9396 9397 private boolean isAsecExternal(String cid) { 9398 final String asecPath = PackageHelper.getSdFilesystem(cid); 9399 return !asecPath.startsWith(mAsecInternalPath); 9400 } 9401 9402 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9403 PackageManagerException { 9404 if (copyRet < 0) { 9405 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9406 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9407 throw new PackageManagerException(copyRet, message); 9408 } 9409 } 9410 } 9411 9412 /** 9413 * Extract the MountService "container ID" from the full code path of an 9414 * .apk. 9415 */ 9416 static String cidFromCodePath(String fullCodePath) { 9417 int eidx = fullCodePath.lastIndexOf("/"); 9418 String subStr1 = fullCodePath.substring(0, eidx); 9419 int sidx = subStr1.lastIndexOf("/"); 9420 return subStr1.substring(sidx+1, eidx); 9421 } 9422 9423 /** 9424 * Logic to handle installation of ASEC applications, including copying and 9425 * renaming logic. 9426 */ 9427 class AsecInstallArgs extends InstallArgs { 9428 static final String RES_FILE_NAME = "pkg.apk"; 9429 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9430 9431 String cid; 9432 String packagePath; 9433 String resourcePath; 9434 String legacyNativeLibraryDir; 9435 9436 /** New install */ 9437 AsecInstallArgs(InstallParams params) { 9438 super(params.origin, params.observer, params.flags, 9439 params.installerPackageName, params.getManifestDigest(), 9440 params.getUser(), null /* instruction sets */, 9441 params.packageAbiOverride); 9442 } 9443 9444 /** Existing install */ 9445 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9446 boolean isExternal, boolean isForwardLocked) { 9447 super(new OriginInfo(null, null, false), null, (isExternal ? INSTALL_EXTERNAL : 0) 9448 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9449 instructionSets, null); 9450 // Hackily pretend we're still looking at a full code path 9451 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 9452 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 9453 } 9454 9455 // Extract cid from fullCodePath 9456 int eidx = fullCodePath.lastIndexOf("/"); 9457 String subStr1 = fullCodePath.substring(0, eidx); 9458 int sidx = subStr1.lastIndexOf("/"); 9459 cid = subStr1.substring(sidx+1, eidx); 9460 setMountPath(subStr1); 9461 } 9462 9463 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 9464 super(new OriginInfo(null, null, false), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9465 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9466 instructionSets, null); 9467 this.cid = cid; 9468 setMountPath(PackageHelper.getSdDir(cid)); 9469 } 9470 9471 /** New install from existing */ 9472 AsecInstallArgs(File originPackageFile, String cid, String[] instructionSets, 9473 boolean isExternal, boolean isForwardLocked) { 9474 super(new OriginInfo(originPackageFile, null, false), null, (isExternal ? INSTALL_EXTERNAL : 0) 9475 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9476 instructionSets, null); 9477 this.cid = cid; 9478 } 9479 9480 void createCopyFile() { 9481 cid = mInstallerService.allocateExternalStageCidLegacy(); 9482 } 9483 9484 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9485 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 9486 abiOverride); 9487 9488 final File target; 9489 if (isExternal()) { 9490 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 9491 } else { 9492 target = Environment.getDataDirectory(); 9493 } 9494 9495 final StorageManager storage = StorageManager.from(mContext); 9496 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 9497 } 9498 9499 private final boolean isExternal() { 9500 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 9501 } 9502 9503 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9504 if (origin.staged) { 9505 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 9506 cid = origin.cid; 9507 setMountPath(PackageHelper.getSdDir(cid)); 9508 return PackageManager.INSTALL_SUCCEEDED; 9509 } 9510 9511 if (temp) { 9512 createCopyFile(); 9513 } else { 9514 /* 9515 * Pre-emptively destroy the container since it's destroyed if 9516 * copying fails due to it existing anyway. 9517 */ 9518 PackageHelper.destroySdDir(cid); 9519 } 9520 9521 final String newMountPath = imcs.copyPackageToContainer( 9522 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9523 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 9524 9525 if (newMountPath != null) { 9526 setMountPath(newMountPath); 9527 return PackageManager.INSTALL_SUCCEEDED; 9528 } else { 9529 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9530 } 9531 } 9532 9533 @Override 9534 String getCodePath() { 9535 return packagePath; 9536 } 9537 9538 @Override 9539 String getResourcePath() { 9540 return resourcePath; 9541 } 9542 9543 @Override 9544 String getLegacyNativeLibraryPath() { 9545 return legacyNativeLibraryDir; 9546 } 9547 9548 int doPreInstall(int status) { 9549 if (status != PackageManager.INSTALL_SUCCEEDED) { 9550 // Destroy container 9551 PackageHelper.destroySdDir(cid); 9552 } else { 9553 boolean mounted = PackageHelper.isContainerMounted(cid); 9554 if (!mounted) { 9555 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9556 Process.SYSTEM_UID); 9557 if (newMountPath != null) { 9558 setMountPath(newMountPath); 9559 } else { 9560 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9561 } 9562 } 9563 } 9564 return status; 9565 } 9566 9567 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9568 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9569 String newMountPath = null; 9570 if (PackageHelper.isContainerMounted(cid)) { 9571 // Unmount the container 9572 if (!PackageHelper.unMountSdDir(cid)) { 9573 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9574 return false; 9575 } 9576 } 9577 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9578 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9579 " which might be stale. Will try to clean up."); 9580 // Clean up the stale container and proceed to recreate. 9581 if (!PackageHelper.destroySdDir(newCacheId)) { 9582 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9583 return false; 9584 } 9585 // Successfully cleaned up stale container. Try to rename again. 9586 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9587 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9588 + " inspite of cleaning it up."); 9589 return false; 9590 } 9591 } 9592 if (!PackageHelper.isContainerMounted(newCacheId)) { 9593 Slog.w(TAG, "Mounting container " + newCacheId); 9594 newMountPath = PackageHelper.mountSdDir(newCacheId, 9595 getEncryptKey(), Process.SYSTEM_UID); 9596 } else { 9597 newMountPath = PackageHelper.getSdDir(newCacheId); 9598 } 9599 if (newMountPath == null) { 9600 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9601 return false; 9602 } 9603 Log.i(TAG, "Succesfully renamed " + cid + 9604 " to " + newCacheId + 9605 " at new path: " + newMountPath); 9606 cid = newCacheId; 9607 9608 final File beforeCodeFile = new File(packagePath); 9609 setMountPath(newMountPath); 9610 final File afterCodeFile = new File(packagePath); 9611 9612 // Reflect the rename in scanned details 9613 pkg.codePath = afterCodeFile.getAbsolutePath(); 9614 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9615 pkg.baseCodePath); 9616 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9617 pkg.splitCodePaths); 9618 9619 // Reflect the rename in app info 9620 pkg.applicationInfo.setCodePath(pkg.codePath); 9621 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9622 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9623 pkg.applicationInfo.setResourcePath(pkg.codePath); 9624 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9625 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9626 9627 return true; 9628 } 9629 9630 private void setMountPath(String mountPath) { 9631 final File mountFile = new File(mountPath); 9632 9633 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 9634 if (monolithicFile.exists()) { 9635 packagePath = monolithicFile.getAbsolutePath(); 9636 if (isFwdLocked()) { 9637 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 9638 } else { 9639 resourcePath = packagePath; 9640 } 9641 } else { 9642 packagePath = mountFile.getAbsolutePath(); 9643 resourcePath = packagePath; 9644 } 9645 9646 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 9647 } 9648 9649 int doPostInstall(int status, int uid) { 9650 if (status != PackageManager.INSTALL_SUCCEEDED) { 9651 cleanUp(); 9652 } else { 9653 final int groupOwner; 9654 final String protectedFile; 9655 if (isFwdLocked()) { 9656 groupOwner = UserHandle.getSharedAppGid(uid); 9657 protectedFile = RES_FILE_NAME; 9658 } else { 9659 groupOwner = -1; 9660 protectedFile = null; 9661 } 9662 9663 if (uid < Process.FIRST_APPLICATION_UID 9664 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9665 Slog.e(TAG, "Failed to finalize " + cid); 9666 PackageHelper.destroySdDir(cid); 9667 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9668 } 9669 9670 boolean mounted = PackageHelper.isContainerMounted(cid); 9671 if (!mounted) { 9672 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9673 } 9674 } 9675 return status; 9676 } 9677 9678 private void cleanUp() { 9679 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9680 9681 // Destroy secure container 9682 PackageHelper.destroySdDir(cid); 9683 } 9684 9685 private List<String> getAllCodePaths() { 9686 final File codeFile = new File(getCodePath()); 9687 if (codeFile != null && codeFile.exists()) { 9688 try { 9689 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9690 return pkg.getAllCodePaths(); 9691 } catch (PackageParserException e) { 9692 // Ignored; we tried our best 9693 } 9694 } 9695 return Collections.EMPTY_LIST; 9696 } 9697 9698 void cleanUpResourcesLI() { 9699 // Enumerate all code paths before deleting 9700 cleanUpResourcesLI(getAllCodePaths()); 9701 } 9702 9703 private void cleanUpResourcesLI(List<String> allCodePaths) { 9704 cleanUp(); 9705 9706 if (!allCodePaths.isEmpty()) { 9707 if (instructionSets == null) { 9708 throw new IllegalStateException("instructionSet == null"); 9709 } 9710 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 9711 for (String codePath : allCodePaths) { 9712 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 9713 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 9714 if (retCode < 0) { 9715 Slog.w(TAG, "Couldn't remove dex file for package: " 9716 + " at location " + codePath + ", retcode=" + retCode); 9717 // we don't consider this to be a failure of the core package deletion 9718 } 9719 } 9720 } 9721 } 9722 } 9723 9724 boolean matchContainer(String app) { 9725 if (cid.startsWith(app)) { 9726 return true; 9727 } 9728 return false; 9729 } 9730 9731 String getPackageName() { 9732 return getAsecPackageName(cid); 9733 } 9734 9735 boolean doPostDeleteLI(boolean delete) { 9736 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 9737 final List<String> allCodePaths = getAllCodePaths(); 9738 boolean mounted = PackageHelper.isContainerMounted(cid); 9739 if (mounted) { 9740 // Unmount first 9741 if (PackageHelper.unMountSdDir(cid)) { 9742 mounted = false; 9743 } 9744 } 9745 if (!mounted && delete) { 9746 cleanUpResourcesLI(allCodePaths); 9747 } 9748 return !mounted; 9749 } 9750 9751 @Override 9752 int doPreCopy() { 9753 if (isFwdLocked()) { 9754 if (!PackageHelper.fixSdPermissions(cid, 9755 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9756 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9757 } 9758 } 9759 9760 return PackageManager.INSTALL_SUCCEEDED; 9761 } 9762 9763 @Override 9764 int doPostCopy(int uid) { 9765 if (isFwdLocked()) { 9766 if (uid < Process.FIRST_APPLICATION_UID 9767 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9768 RES_FILE_NAME)) { 9769 Slog.e(TAG, "Failed to finalize " + cid); 9770 PackageHelper.destroySdDir(cid); 9771 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9772 } 9773 } 9774 9775 return PackageManager.INSTALL_SUCCEEDED; 9776 } 9777 } 9778 9779 static String getAsecPackageName(String packageCid) { 9780 int idx = packageCid.lastIndexOf("-"); 9781 if (idx == -1) { 9782 return packageCid; 9783 } 9784 return packageCid.substring(0, idx); 9785 } 9786 9787 // Utility method used to create code paths based on package name and available index. 9788 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9789 String idxStr = ""; 9790 int idx = 1; 9791 // Fall back to default value of idx=1 if prefix is not 9792 // part of oldCodePath 9793 if (oldCodePath != null) { 9794 String subStr = oldCodePath; 9795 // Drop the suffix right away 9796 if (suffix != null && subStr.endsWith(suffix)) { 9797 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9798 } 9799 // If oldCodePath already contains prefix find out the 9800 // ending index to either increment or decrement. 9801 int sidx = subStr.lastIndexOf(prefix); 9802 if (sidx != -1) { 9803 subStr = subStr.substring(sidx + prefix.length()); 9804 if (subStr != null) { 9805 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9806 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9807 } 9808 try { 9809 idx = Integer.parseInt(subStr); 9810 if (idx <= 1) { 9811 idx++; 9812 } else { 9813 idx--; 9814 } 9815 } catch(NumberFormatException e) { 9816 } 9817 } 9818 } 9819 } 9820 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9821 return prefix + idxStr; 9822 } 9823 9824 private File getNextCodePath(String packageName) { 9825 int suffix = 1; 9826 File result; 9827 do { 9828 result = new File(mAppInstallDir, packageName + "-" + suffix); 9829 suffix++; 9830 } while (result.exists()); 9831 return result; 9832 } 9833 9834 // Utility method used to ignore ADD/REMOVE events 9835 // by directory observer. 9836 private static boolean ignoreCodePath(String fullPathStr) { 9837 String apkName = deriveCodePathName(fullPathStr); 9838 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9839 if (idx != -1 && ((idx+1) < apkName.length())) { 9840 // Make sure the package ends with a numeral 9841 String version = apkName.substring(idx+1); 9842 try { 9843 Integer.parseInt(version); 9844 return true; 9845 } catch (NumberFormatException e) {} 9846 } 9847 return false; 9848 } 9849 9850 // Utility method that returns the relative package path with respect 9851 // to the installation directory. Like say for /data/data/com.test-1.apk 9852 // string com.test-1 is returned. 9853 static String deriveCodePathName(String codePath) { 9854 if (codePath == null) { 9855 return null; 9856 } 9857 final File codeFile = new File(codePath); 9858 final String name = codeFile.getName(); 9859 if (codeFile.isDirectory()) { 9860 return name; 9861 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9862 final int lastDot = name.lastIndexOf('.'); 9863 return name.substring(0, lastDot); 9864 } else { 9865 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9866 return null; 9867 } 9868 } 9869 9870 class PackageInstalledInfo { 9871 String name; 9872 int uid; 9873 // The set of users that originally had this package installed. 9874 int[] origUsers; 9875 // The set of users that now have this package installed. 9876 int[] newUsers; 9877 PackageParser.Package pkg; 9878 int returnCode; 9879 String returnMsg; 9880 PackageRemovedInfo removedInfo; 9881 9882 public void setError(int code, String msg) { 9883 returnCode = code; 9884 returnMsg = msg; 9885 Slog.w(TAG, msg); 9886 } 9887 9888 public void setError(String msg, PackageParserException e) { 9889 returnCode = e.error; 9890 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9891 Slog.w(TAG, msg, e); 9892 } 9893 9894 public void setError(String msg, PackageManagerException e) { 9895 returnCode = e.error; 9896 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9897 Slog.w(TAG, msg, e); 9898 } 9899 9900 // In some error cases we want to convey more info back to the observer 9901 String origPackage; 9902 String origPermission; 9903 } 9904 9905 /* 9906 * Install a non-existing package. 9907 */ 9908 private void installNewPackageLI(PackageParser.Package pkg, 9909 int parseFlags, int scanMode, UserHandle user, 9910 String installerPackageName, PackageInstalledInfo res) { 9911 // Remember this for later, in case we need to rollback this install 9912 String pkgName = pkg.packageName; 9913 9914 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9915 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9916 synchronized(mPackages) { 9917 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9918 // A package with the same name is already installed, though 9919 // it has been renamed to an older name. The package we 9920 // are trying to install should be installed as an update to 9921 // the existing one, but that has not been requested, so bail. 9922 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9923 + " without first uninstalling package running as " 9924 + mSettings.mRenamedPackages.get(pkgName)); 9925 return; 9926 } 9927 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.codePath)) { 9928 // Don't allow installation over an existing package with the same name. 9929 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9930 + " without first uninstalling."); 9931 return; 9932 } 9933 } 9934 9935 try { 9936 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9937 System.currentTimeMillis(), user); 9938 9939 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9940 // delete the partially installed application. the data directory will have to be 9941 // restored if it was already existing 9942 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9943 // remove package from internal structures. Note that we want deletePackageX to 9944 // delete the package data and cache directories that it created in 9945 // scanPackageLocked, unless those directories existed before we even tried to 9946 // install. 9947 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9948 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9949 res.removedInfo, true); 9950 } 9951 9952 } catch (PackageManagerException e) { 9953 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9954 } 9955 } 9956 9957 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9958 // Upgrade keysets are being used. Determine if new package has a superset of the 9959 // required keys. 9960 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9961 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9962 for (int i = 0; i < upgradeKeySets.length; i++) { 9963 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9964 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9965 return true; 9966 } 9967 } 9968 return false; 9969 } 9970 9971 private void replacePackageLI(PackageParser.Package pkg, 9972 int parseFlags, int scanMode, UserHandle user, 9973 String installerPackageName, PackageInstalledInfo res) { 9974 PackageParser.Package oldPackage; 9975 String pkgName = pkg.packageName; 9976 int[] allUsers; 9977 boolean[] perUserInstalled; 9978 9979 // First find the old package info and check signatures 9980 synchronized(mPackages) { 9981 oldPackage = mPackages.get(pkgName); 9982 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9983 PackageSetting ps = mSettings.mPackages.get(pkgName); 9984 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9985 // default to original signature matching 9986 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9987 != PackageManager.SIGNATURE_MATCH) { 9988 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9989 "New package has a different signature: " + pkgName); 9990 return; 9991 } 9992 } else { 9993 if(!checkUpgradeKeySetLP(ps, pkg)) { 9994 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9995 "New package not signed by keys specified by upgrade-keysets: " 9996 + pkgName); 9997 return; 9998 } 9999 } 10000 10001 // In case of rollback, remember per-user/profile install state 10002 allUsers = sUserManager.getUserIds(); 10003 perUserInstalled = new boolean[allUsers.length]; 10004 for (int i = 0; i < allUsers.length; i++) { 10005 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10006 } 10007 } 10008 10009 boolean sysPkg = (isSystemApp(oldPackage)); 10010 if (sysPkg) { 10011 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 10012 user, allUsers, perUserInstalled, installerPackageName, res); 10013 } else { 10014 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 10015 user, allUsers, perUserInstalled, installerPackageName, res); 10016 } 10017 } 10018 10019 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10020 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10021 int[] allUsers, boolean[] perUserInstalled, 10022 String installerPackageName, PackageInstalledInfo res) { 10023 String pkgName = deletedPackage.packageName; 10024 boolean deletedPkg = true; 10025 boolean updatedSettings = false; 10026 10027 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10028 + deletedPackage); 10029 long origUpdateTime; 10030 if (pkg.mExtras != null) { 10031 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10032 } else { 10033 origUpdateTime = 0; 10034 } 10035 10036 // First delete the existing package while retaining the data directory 10037 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10038 res.removedInfo, true)) { 10039 // If the existing package wasn't successfully deleted 10040 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10041 deletedPkg = false; 10042 } else { 10043 // Successfully deleted the old package. Now proceed with re-installation 10044 deleteCodeCacheDirsLI(pkgName); 10045 try { 10046 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10047 scanMode | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10048 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10049 updatedSettings = true; 10050 } catch (PackageManagerException e) { 10051 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10052 } 10053 } 10054 10055 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10056 // remove package from internal structures. Note that we want deletePackageX to 10057 // delete the package data and cache directories that it created in 10058 // scanPackageLocked, unless those directories existed before we even tried to 10059 // install. 10060 if(updatedSettings) { 10061 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10062 deletePackageLI( 10063 pkgName, null, true, allUsers, perUserInstalled, 10064 PackageManager.DELETE_KEEP_DATA, 10065 res.removedInfo, true); 10066 } 10067 // Since we failed to install the new package we need to restore the old 10068 // package that we deleted. 10069 if (deletedPkg) { 10070 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10071 File restoreFile = new File(deletedPackage.codePath); 10072 // Parse old package 10073 boolean oldOnSd = isExternal(deletedPackage); 10074 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10075 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10076 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 10077 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 10078 | SCAN_UPDATE_TIME; 10079 try { 10080 scanPackageLI(restoreFile, oldParseFlags, oldScanMode, origUpdateTime, null); 10081 } catch (PackageManagerException e) { 10082 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10083 + e.getMessage()); 10084 return; 10085 } 10086 // Restore of old package succeeded. Update permissions. 10087 // writer 10088 synchronized (mPackages) { 10089 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10090 UPDATE_PERMISSIONS_ALL); 10091 // can downgrade to reader 10092 mSettings.writeLPr(); 10093 } 10094 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10095 } 10096 } 10097 } 10098 10099 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10100 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10101 int[] allUsers, boolean[] perUserInstalled, 10102 String installerPackageName, PackageInstalledInfo res) { 10103 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10104 + ", old=" + deletedPackage); 10105 boolean updatedSettings = false; 10106 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 10107 PackageParser.PARSE_IS_SYSTEM; 10108 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10109 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10110 } 10111 String packageName = deletedPackage.packageName; 10112 if (packageName == null) { 10113 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10114 "Attempt to delete null packageName."); 10115 return; 10116 } 10117 PackageParser.Package oldPkg; 10118 PackageSetting oldPkgSetting; 10119 // reader 10120 synchronized (mPackages) { 10121 oldPkg = mPackages.get(packageName); 10122 oldPkgSetting = mSettings.mPackages.get(packageName); 10123 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10124 (oldPkgSetting == null)) { 10125 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10126 "Couldn't find package:" + packageName + " information"); 10127 return; 10128 } 10129 } 10130 10131 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10132 10133 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10134 res.removedInfo.removedPackage = packageName; 10135 // Remove existing system package 10136 removePackageLI(oldPkgSetting, true); 10137 // writer 10138 synchronized (mPackages) { 10139 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10140 // We didn't need to disable the .apk as a current system package, 10141 // which means we are replacing another update that is already 10142 // installed. We need to make sure to delete the older one's .apk. 10143 res.removedInfo.args = createInstallArgsForExisting(0, 10144 deletedPackage.applicationInfo.getCodePath(), 10145 deletedPackage.applicationInfo.getResourcePath(), 10146 deletedPackage.applicationInfo.nativeLibraryRootDir, 10147 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10148 } else { 10149 res.removedInfo.args = null; 10150 } 10151 } 10152 10153 // Successfully disabled the old package. Now proceed with re-installation 10154 deleteCodeCacheDirsLI(packageName); 10155 10156 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10157 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10158 10159 PackageParser.Package newPackage = null; 10160 try { 10161 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 10162 if (newPackage.mExtras != null) { 10163 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10164 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10165 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10166 10167 // is the update attempting to change shared user? that isn't going to work... 10168 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10169 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10170 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10171 + " to " + newPkgSetting.sharedUser); 10172 updatedSettings = true; 10173 } 10174 } 10175 10176 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10177 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10178 updatedSettings = true; 10179 } 10180 10181 } catch (PackageManagerException e) { 10182 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10183 } 10184 10185 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10186 // Re installation failed. Restore old information 10187 // Remove new pkg information 10188 if (newPackage != null) { 10189 removeInstalledPackageLI(newPackage, true); 10190 } 10191 // Add back the old system package 10192 try { 10193 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 10194 } catch (PackageManagerException e) { 10195 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10196 } 10197 // Restore the old system information in Settings 10198 synchronized(mPackages) { 10199 if (updatedSettings) { 10200 mSettings.enableSystemPackageLPw(packageName); 10201 mSettings.setInstallerPackageName(packageName, 10202 oldPkgSetting.installerPackageName); 10203 } 10204 mSettings.writeLPr(); 10205 } 10206 } 10207 } 10208 10209 // Utility method used to move dex files during install. 10210 private int moveDexFilesLI(String oldCodePath, PackageParser.Package newPackage) { 10211 // TODO: extend to move split APK dex files 10212 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 10213 final String[] instructionSets = getAppDexInstructionSets(newPackage.applicationInfo); 10214 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10215 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10216 int retCode = mInstaller.movedex(oldCodePath, newPackage.baseCodePath, 10217 dexCodeInstructionSet); 10218 if (retCode != 0) { 10219 /* 10220 * Programs may be lazily run through dexopt, so the 10221 * source may not exist. However, something seems to 10222 * have gone wrong, so note that dexopt needs to be 10223 * run again and remove the source file. In addition, 10224 * remove the target to make sure there isn't a stale 10225 * file from a previous version of the package. 10226 */ 10227 newPackage.mDexOptPerformed.clear(); 10228 mInstaller.rmdex(oldCodePath, dexCodeInstructionSet); 10229 mInstaller.rmdex(newPackage.baseCodePath, dexCodeInstructionSet); 10230 } 10231 } 10232 } 10233 return PackageManager.INSTALL_SUCCEEDED; 10234 } 10235 10236 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10237 int[] allUsers, boolean[] perUserInstalled, 10238 PackageInstalledInfo res) { 10239 String pkgName = newPackage.packageName; 10240 synchronized (mPackages) { 10241 //write settings. the installStatus will be incomplete at this stage. 10242 //note that the new package setting would have already been 10243 //added to mPackages. It hasn't been persisted yet. 10244 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10245 mSettings.writeLPr(); 10246 } 10247 10248 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10249 10250 synchronized (mPackages) { 10251 updatePermissionsLPw(newPackage.packageName, newPackage, 10252 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10253 ? UPDATE_PERMISSIONS_ALL : 0)); 10254 // For system-bundled packages, we assume that installing an upgraded version 10255 // of the package implies that the user actually wants to run that new code, 10256 // so we enable the package. 10257 if (isSystemApp(newPackage)) { 10258 // NB: implicit assumption that system package upgrades apply to all users 10259 if (DEBUG_INSTALL) { 10260 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10261 } 10262 PackageSetting ps = mSettings.mPackages.get(pkgName); 10263 if (ps != null) { 10264 if (res.origUsers != null) { 10265 for (int userHandle : res.origUsers) { 10266 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10267 userHandle, installerPackageName); 10268 } 10269 } 10270 // Also convey the prior install/uninstall state 10271 if (allUsers != null && perUserInstalled != null) { 10272 for (int i = 0; i < allUsers.length; i++) { 10273 if (DEBUG_INSTALL) { 10274 Slog.d(TAG, " user " + allUsers[i] 10275 + " => " + perUserInstalled[i]); 10276 } 10277 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10278 } 10279 // these install state changes will be persisted in the 10280 // upcoming call to mSettings.writeLPr(). 10281 } 10282 } 10283 } 10284 res.name = pkgName; 10285 res.uid = newPackage.applicationInfo.uid; 10286 res.pkg = newPackage; 10287 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10288 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10289 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10290 //to update install status 10291 mSettings.writeLPr(); 10292 } 10293 } 10294 10295 private void installPackageLI(InstallArgs args, boolean newInstall, PackageInstalledInfo res) { 10296 int pFlags = args.flags; 10297 String installerPackageName = args.installerPackageName; 10298 File tmpPackageFile = new File(args.getCodePath()); 10299 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10300 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10301 boolean replace = false; 10302 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 10303 | (newInstall ? SCAN_NEW_INSTALL : 0); 10304 // Result object to be returned 10305 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10306 10307 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10308 // Retrieve PackageSettings and parse package 10309 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10310 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10311 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10312 PackageParser pp = new PackageParser(); 10313 pp.setSeparateProcesses(mSeparateProcesses); 10314 pp.setDisplayMetrics(mMetrics); 10315 10316 final PackageParser.Package pkg; 10317 try { 10318 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10319 } catch (PackageParserException e) { 10320 res.setError("Failed parse during installPackageLI", e); 10321 return; 10322 } 10323 10324 // Mark that we have an install time CPU ABI override. 10325 pkg.cpuAbiOverride = args.abiOverride; 10326 10327 String pkgName = res.name = pkg.packageName; 10328 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10329 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 10330 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10331 return; 10332 } 10333 } 10334 10335 try { 10336 pp.collectCertificates(pkg, parseFlags); 10337 pp.collectManifestDigest(pkg); 10338 } catch (PackageParserException e) { 10339 res.setError("Failed collect during installPackageLI", e); 10340 return; 10341 } 10342 10343 /* If the installer passed in a manifest digest, compare it now. */ 10344 if (args.manifestDigest != null) { 10345 if (DEBUG_INSTALL) { 10346 final String parsedManifest = pkg.manifestDigest == null ? "null" 10347 : pkg.manifestDigest.toString(); 10348 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10349 + parsedManifest); 10350 } 10351 10352 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10353 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10354 return; 10355 } 10356 } else if (DEBUG_INSTALL) { 10357 final String parsedManifest = pkg.manifestDigest == null 10358 ? "null" : pkg.manifestDigest.toString(); 10359 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10360 } 10361 10362 // Get rid of all references to package scan path via parser. 10363 pp = null; 10364 String oldCodePath = null; 10365 boolean systemApp = false; 10366 synchronized (mPackages) { 10367 // Check whether the newly-scanned package wants to define an already-defined perm 10368 int N = pkg.permissions.size(); 10369 for (int i = N-1; i >= 0; i--) { 10370 PackageParser.Permission perm = pkg.permissions.get(i); 10371 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10372 if (bp != null) { 10373 // If the defining package is signed with our cert, it's okay. This 10374 // also includes the "updating the same package" case, of course. 10375 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10376 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10377 // If the owning package is the system itself, we log but allow 10378 // install to proceed; we fail the install on all other permission 10379 // redefinitions. 10380 if (!bp.sourcePackage.equals("android")) { 10381 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10382 + pkg.packageName + " attempting to redeclare permission " 10383 + perm.info.name + " already owned by " + bp.sourcePackage); 10384 res.origPermission = perm.info.name; 10385 res.origPackage = bp.sourcePackage; 10386 return; 10387 } else { 10388 Slog.w(TAG, "Package " + pkg.packageName 10389 + " attempting to redeclare system permission " 10390 + perm.info.name + "; ignoring new declaration"); 10391 pkg.permissions.remove(i); 10392 } 10393 } 10394 } 10395 } 10396 10397 // Check if installing already existing package 10398 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10399 String oldName = mSettings.mRenamedPackages.get(pkgName); 10400 if (pkg.mOriginalPackages != null 10401 && pkg.mOriginalPackages.contains(oldName) 10402 && mPackages.containsKey(oldName)) { 10403 // This package is derived from an original package, 10404 // and this device has been updating from that original 10405 // name. We must continue using the original name, so 10406 // rename the new package here. 10407 pkg.setPackageName(oldName); 10408 pkgName = pkg.packageName; 10409 replace = true; 10410 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10411 + oldName + " pkgName=" + pkgName); 10412 } else if (mPackages.containsKey(pkgName)) { 10413 // This package, under its official name, already exists 10414 // on the device; we should replace it. 10415 replace = true; 10416 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10417 } 10418 } 10419 PackageSetting ps = mSettings.mPackages.get(pkgName); 10420 if (ps != null) { 10421 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10422 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10423 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10424 systemApp = (ps.pkg.applicationInfo.flags & 10425 ApplicationInfo.FLAG_SYSTEM) != 0; 10426 } 10427 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10428 } 10429 } 10430 10431 if (systemApp && onSd) { 10432 // Disable updates to system apps on sdcard 10433 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10434 "Cannot install updates to system apps on sdcard"); 10435 return; 10436 } 10437 10438 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10439 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10440 return; 10441 } 10442 10443 if (replace) { 10444 replacePackageLI(pkg, parseFlags, scanMode, args.user, 10445 installerPackageName, res); 10446 } else { 10447 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 10448 installerPackageName, res); 10449 } 10450 synchronized (mPackages) { 10451 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10452 if (ps != null) { 10453 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10454 } 10455 } 10456 } 10457 10458 private static boolean isForwardLocked(PackageParser.Package pkg) { 10459 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10460 } 10461 10462 private static boolean isForwardLocked(ApplicationInfo info) { 10463 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10464 } 10465 10466 private boolean isForwardLocked(PackageSetting ps) { 10467 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10468 } 10469 10470 private static boolean isMultiArch(PackageSetting ps) { 10471 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10472 } 10473 10474 private static boolean isMultiArch(ApplicationInfo info) { 10475 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10476 } 10477 10478 private static boolean isExternal(PackageParser.Package pkg) { 10479 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10480 } 10481 10482 private static boolean isExternal(PackageSetting ps) { 10483 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10484 } 10485 10486 private static boolean isExternal(ApplicationInfo info) { 10487 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10488 } 10489 10490 private static boolean isSystemApp(PackageParser.Package pkg) { 10491 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10492 } 10493 10494 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10495 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10496 } 10497 10498 private static boolean isSystemApp(ApplicationInfo info) { 10499 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10500 } 10501 10502 private static boolean isSystemApp(PackageSetting ps) { 10503 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10504 } 10505 10506 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10507 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10508 } 10509 10510 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10511 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10512 } 10513 10514 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10515 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10516 } 10517 10518 private int packageFlagsToInstallFlags(PackageSetting ps) { 10519 int installFlags = 0; 10520 if (isExternal(ps)) { 10521 installFlags |= PackageManager.INSTALL_EXTERNAL; 10522 } 10523 if (isForwardLocked(ps)) { 10524 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10525 } 10526 return installFlags; 10527 } 10528 10529 private void deleteTempPackageFiles() { 10530 final FilenameFilter filter = new FilenameFilter() { 10531 public boolean accept(File dir, String name) { 10532 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10533 } 10534 }; 10535 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10536 file.delete(); 10537 } 10538 } 10539 10540 @Override 10541 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 10542 int flags) { 10543 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 10544 flags); 10545 } 10546 10547 @Override 10548 public void deletePackage(final String packageName, 10549 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 10550 mContext.enforceCallingOrSelfPermission( 10551 android.Manifest.permission.DELETE_PACKAGES, null); 10552 final int uid = Binder.getCallingUid(); 10553 if (UserHandle.getUserId(uid) != userId) { 10554 mContext.enforceCallingPermission( 10555 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10556 "deletePackage for user " + userId); 10557 } 10558 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10559 try { 10560 observer.onPackageDeleted(packageName, 10561 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 10562 } catch (RemoteException re) { 10563 } 10564 return; 10565 } 10566 10567 boolean uninstallBlocked = false; 10568 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10569 int[] users = sUserManager.getUserIds(); 10570 for (int i = 0; i < users.length; ++i) { 10571 if (getBlockUninstallForUser(packageName, users[i])) { 10572 uninstallBlocked = true; 10573 break; 10574 } 10575 } 10576 } else { 10577 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 10578 } 10579 if (uninstallBlocked) { 10580 try { 10581 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 10582 null); 10583 } catch (RemoteException re) { 10584 } 10585 return; 10586 } 10587 10588 if (DEBUG_REMOVE) { 10589 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10590 } 10591 // Queue up an async operation since the package deletion may take a little while. 10592 mHandler.post(new Runnable() { 10593 public void run() { 10594 mHandler.removeCallbacks(this); 10595 final int returnCode = deletePackageX(packageName, userId, flags); 10596 if (observer != null) { 10597 try { 10598 observer.onPackageDeleted(packageName, returnCode, null); 10599 } catch (RemoteException e) { 10600 Log.i(TAG, "Observer no longer exists."); 10601 } //end catch 10602 } //end if 10603 } //end run 10604 }); 10605 } 10606 10607 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10608 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10609 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10610 try { 10611 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10612 || dpm.isDeviceOwner(packageName))) { 10613 return true; 10614 } 10615 } catch (RemoteException e) { 10616 } 10617 return false; 10618 } 10619 10620 /** 10621 * This method is an internal method that could be get invoked either 10622 * to delete an installed package or to clean up a failed installation. 10623 * After deleting an installed package, a broadcast is sent to notify any 10624 * listeners that the package has been installed. For cleaning up a failed 10625 * installation, the broadcast is not necessary since the package's 10626 * installation wouldn't have sent the initial broadcast either 10627 * The key steps in deleting a package are 10628 * deleting the package information in internal structures like mPackages, 10629 * deleting the packages base directories through installd 10630 * updating mSettings to reflect current status 10631 * persisting settings for later use 10632 * sending a broadcast if necessary 10633 */ 10634 private int deletePackageX(String packageName, int userId, int flags) { 10635 final PackageRemovedInfo info = new PackageRemovedInfo(); 10636 final boolean res; 10637 10638 if (isPackageDeviceAdmin(packageName, userId)) { 10639 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10640 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10641 } 10642 10643 boolean removedForAllUsers = false; 10644 boolean systemUpdate = false; 10645 10646 // for the uninstall-updates case and restricted profiles, remember the per- 10647 // userhandle installed state 10648 int[] allUsers; 10649 boolean[] perUserInstalled; 10650 synchronized (mPackages) { 10651 PackageSetting ps = mSettings.mPackages.get(packageName); 10652 allUsers = sUserManager.getUserIds(); 10653 perUserInstalled = new boolean[allUsers.length]; 10654 for (int i = 0; i < allUsers.length; i++) { 10655 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10656 } 10657 } 10658 10659 synchronized (mInstallLock) { 10660 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10661 res = deletePackageLI(packageName, 10662 (flags & PackageManager.DELETE_ALL_USERS) != 0 10663 ? UserHandle.ALL : new UserHandle(userId), 10664 true, allUsers, perUserInstalled, 10665 flags | REMOVE_CHATTY, info, true); 10666 systemUpdate = info.isRemovedPackageSystemUpdate; 10667 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10668 removedForAllUsers = true; 10669 } 10670 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10671 + " removedForAllUsers=" + removedForAllUsers); 10672 } 10673 10674 if (res) { 10675 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10676 10677 // If the removed package was a system update, the old system package 10678 // was re-enabled; we need to broadcast this information 10679 if (systemUpdate) { 10680 Bundle extras = new Bundle(1); 10681 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10682 ? info.removedAppId : info.uid); 10683 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10684 10685 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10686 extras, null, null, null); 10687 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10688 extras, null, null, null); 10689 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10690 null, packageName, null, null); 10691 } 10692 } 10693 // Force a gc here. 10694 Runtime.getRuntime().gc(); 10695 // Delete the resources here after sending the broadcast to let 10696 // other processes clean up before deleting resources. 10697 if (info.args != null) { 10698 synchronized (mInstallLock) { 10699 info.args.doPostDeleteLI(true); 10700 } 10701 } 10702 10703 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10704 } 10705 10706 static class PackageRemovedInfo { 10707 String removedPackage; 10708 int uid = -1; 10709 int removedAppId = -1; 10710 int[] removedUsers = null; 10711 boolean isRemovedPackageSystemUpdate = false; 10712 // Clean up resources deleted packages. 10713 InstallArgs args = null; 10714 10715 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10716 Bundle extras = new Bundle(1); 10717 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10718 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10719 if (replacing) { 10720 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10721 } 10722 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10723 if (removedPackage != null) { 10724 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10725 extras, null, null, removedUsers); 10726 if (fullRemove && !replacing) { 10727 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10728 extras, null, null, removedUsers); 10729 } 10730 } 10731 if (removedAppId >= 0) { 10732 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10733 removedUsers); 10734 } 10735 } 10736 } 10737 10738 /* 10739 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10740 * flag is not set, the data directory is removed as well. 10741 * make sure this flag is set for partially installed apps. If not its meaningless to 10742 * delete a partially installed application. 10743 */ 10744 private void removePackageDataLI(PackageSetting ps, 10745 int[] allUserHandles, boolean[] perUserInstalled, 10746 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10747 String packageName = ps.name; 10748 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10749 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10750 // Retrieve object to delete permissions for shared user later on 10751 final PackageSetting deletedPs; 10752 // reader 10753 synchronized (mPackages) { 10754 deletedPs = mSettings.mPackages.get(packageName); 10755 if (outInfo != null) { 10756 outInfo.removedPackage = packageName; 10757 outInfo.removedUsers = deletedPs != null 10758 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10759 : null; 10760 } 10761 } 10762 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10763 removeDataDirsLI(packageName); 10764 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10765 } 10766 // writer 10767 synchronized (mPackages) { 10768 if (deletedPs != null) { 10769 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10770 if (outInfo != null) { 10771 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10772 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10773 } 10774 if (deletedPs != null) { 10775 updatePermissionsLPw(deletedPs.name, null, 0); 10776 if (deletedPs.sharedUser != null) { 10777 // remove permissions associated with package 10778 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10779 } 10780 } 10781 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10782 } 10783 // make sure to preserve per-user disabled state if this removal was just 10784 // a downgrade of a system app to the factory package 10785 if (allUserHandles != null && perUserInstalled != null) { 10786 if (DEBUG_REMOVE) { 10787 Slog.d(TAG, "Propagating install state across downgrade"); 10788 } 10789 for (int i = 0; i < allUserHandles.length; i++) { 10790 if (DEBUG_REMOVE) { 10791 Slog.d(TAG, " user " + allUserHandles[i] 10792 + " => " + perUserInstalled[i]); 10793 } 10794 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10795 } 10796 } 10797 } 10798 // can downgrade to reader 10799 if (writeSettings) { 10800 // Save settings now 10801 mSettings.writeLPr(); 10802 } 10803 } 10804 if (outInfo != null) { 10805 // A user ID was deleted here. Go through all users and remove it 10806 // from KeyStore. 10807 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10808 } 10809 } 10810 10811 static boolean locationIsPrivileged(File path) { 10812 try { 10813 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10814 .getCanonicalPath(); 10815 return path.getCanonicalPath().startsWith(privilegedAppDir); 10816 } catch (IOException e) { 10817 Slog.e(TAG, "Unable to access code path " + path); 10818 } 10819 return false; 10820 } 10821 10822 /* 10823 * Tries to delete system package. 10824 */ 10825 private boolean deleteSystemPackageLI(PackageSetting newPs, 10826 int[] allUserHandles, boolean[] perUserInstalled, 10827 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10828 final boolean applyUserRestrictions 10829 = (allUserHandles != null) && (perUserInstalled != null); 10830 PackageSetting disabledPs = null; 10831 // Confirm if the system package has been updated 10832 // An updated system app can be deleted. This will also have to restore 10833 // the system pkg from system partition 10834 // reader 10835 synchronized (mPackages) { 10836 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10837 } 10838 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10839 + " disabledPs=" + disabledPs); 10840 if (disabledPs == null) { 10841 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10842 return false; 10843 } else if (DEBUG_REMOVE) { 10844 Slog.d(TAG, "Deleting system pkg from data partition"); 10845 } 10846 if (DEBUG_REMOVE) { 10847 if (applyUserRestrictions) { 10848 Slog.d(TAG, "Remembering install states:"); 10849 for (int i = 0; i < allUserHandles.length; i++) { 10850 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10851 } 10852 } 10853 } 10854 // Delete the updated package 10855 outInfo.isRemovedPackageSystemUpdate = true; 10856 if (disabledPs.versionCode < newPs.versionCode) { 10857 // Delete data for downgrades 10858 flags &= ~PackageManager.DELETE_KEEP_DATA; 10859 } else { 10860 // Preserve data by setting flag 10861 flags |= PackageManager.DELETE_KEEP_DATA; 10862 } 10863 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10864 allUserHandles, perUserInstalled, outInfo, writeSettings); 10865 if (!ret) { 10866 return false; 10867 } 10868 // writer 10869 synchronized (mPackages) { 10870 // Reinstate the old system package 10871 mSettings.enableSystemPackageLPw(newPs.name); 10872 // Remove any native libraries from the upgraded package. 10873 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10874 } 10875 // Install the system package 10876 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10877 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10878 if (locationIsPrivileged(disabledPs.codePath)) { 10879 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10880 } 10881 10882 final PackageParser.Package newPkg; 10883 try { 10884 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 10885 } catch (PackageManagerException e) { 10886 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10887 return false; 10888 } 10889 10890 // writer 10891 synchronized (mPackages) { 10892 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10893 updatePermissionsLPw(newPkg.packageName, newPkg, 10894 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10895 if (applyUserRestrictions) { 10896 if (DEBUG_REMOVE) { 10897 Slog.d(TAG, "Propagating install state across reinstall"); 10898 } 10899 for (int i = 0; i < allUserHandles.length; i++) { 10900 if (DEBUG_REMOVE) { 10901 Slog.d(TAG, " user " + allUserHandles[i] 10902 + " => " + perUserInstalled[i]); 10903 } 10904 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10905 } 10906 // Regardless of writeSettings we need to ensure that this restriction 10907 // state propagation is persisted 10908 mSettings.writeAllUsersPackageRestrictionsLPr(); 10909 } 10910 // can downgrade to reader here 10911 if (writeSettings) { 10912 mSettings.writeLPr(); 10913 } 10914 } 10915 return true; 10916 } 10917 10918 private boolean deleteInstalledPackageLI(PackageSetting ps, 10919 boolean deleteCodeAndResources, int flags, 10920 int[] allUserHandles, boolean[] perUserInstalled, 10921 PackageRemovedInfo outInfo, boolean writeSettings) { 10922 if (outInfo != null) { 10923 outInfo.uid = ps.appId; 10924 } 10925 10926 // Delete package data from internal structures and also remove data if flag is set 10927 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10928 10929 // Delete application code and resources 10930 if (deleteCodeAndResources && (outInfo != null)) { 10931 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10932 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10933 getAppDexInstructionSets(ps)); 10934 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 10935 } 10936 return true; 10937 } 10938 10939 @Override 10940 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10941 int userId) { 10942 mContext.enforceCallingOrSelfPermission( 10943 android.Manifest.permission.DELETE_PACKAGES, null); 10944 synchronized (mPackages) { 10945 PackageSetting ps = mSettings.mPackages.get(packageName); 10946 if (ps == null) { 10947 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10948 return false; 10949 } 10950 if (!ps.getInstalled(userId)) { 10951 // Can't block uninstall for an app that is not installed or enabled. 10952 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10953 return false; 10954 } 10955 ps.setBlockUninstall(blockUninstall, userId); 10956 mSettings.writePackageRestrictionsLPr(userId); 10957 } 10958 return true; 10959 } 10960 10961 @Override 10962 public boolean getBlockUninstallForUser(String packageName, int userId) { 10963 synchronized (mPackages) { 10964 PackageSetting ps = mSettings.mPackages.get(packageName); 10965 if (ps == null) { 10966 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10967 return false; 10968 } 10969 return ps.getBlockUninstall(userId); 10970 } 10971 } 10972 10973 /* 10974 * This method handles package deletion in general 10975 */ 10976 private boolean deletePackageLI(String packageName, UserHandle user, 10977 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10978 int flags, PackageRemovedInfo outInfo, 10979 boolean writeSettings) { 10980 if (packageName == null) { 10981 Slog.w(TAG, "Attempt to delete null packageName."); 10982 return false; 10983 } 10984 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10985 PackageSetting ps; 10986 boolean dataOnly = false; 10987 int removeUser = -1; 10988 int appId = -1; 10989 synchronized (mPackages) { 10990 ps = mSettings.mPackages.get(packageName); 10991 if (ps == null) { 10992 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10993 return false; 10994 } 10995 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10996 && user.getIdentifier() != UserHandle.USER_ALL) { 10997 // The caller is asking that the package only be deleted for a single 10998 // user. To do this, we just mark its uninstalled state and delete 10999 // its data. If this is a system app, we only allow this to happen if 11000 // they have set the special DELETE_SYSTEM_APP which requests different 11001 // semantics than normal for uninstalling system apps. 11002 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11003 ps.setUserState(user.getIdentifier(), 11004 COMPONENT_ENABLED_STATE_DEFAULT, 11005 false, //installed 11006 true, //stopped 11007 true, //notLaunched 11008 false, //hidden 11009 null, null, null, 11010 false // blockUninstall 11011 ); 11012 if (!isSystemApp(ps)) { 11013 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 11014 // Other user still have this package installed, so all 11015 // we need to do is clear this user's data and save that 11016 // it is uninstalled. 11017 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 11018 removeUser = user.getIdentifier(); 11019 appId = ps.appId; 11020 mSettings.writePackageRestrictionsLPr(removeUser); 11021 } else { 11022 // We need to set it back to 'installed' so the uninstall 11023 // broadcasts will be sent correctly. 11024 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 11025 ps.setInstalled(true, user.getIdentifier()); 11026 } 11027 } else { 11028 // This is a system app, so we assume that the 11029 // other users still have this package installed, so all 11030 // we need to do is clear this user's data and save that 11031 // it is uninstalled. 11032 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11033 removeUser = user.getIdentifier(); 11034 appId = ps.appId; 11035 mSettings.writePackageRestrictionsLPr(removeUser); 11036 } 11037 } 11038 } 11039 11040 if (removeUser >= 0) { 11041 // From above, we determined that we are deleting this only 11042 // for a single user. Continue the work here. 11043 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11044 if (outInfo != null) { 11045 outInfo.removedPackage = packageName; 11046 outInfo.removedAppId = appId; 11047 outInfo.removedUsers = new int[] {removeUser}; 11048 } 11049 mInstaller.clearUserData(packageName, removeUser); 11050 removeKeystoreDataIfNeeded(removeUser, appId); 11051 schedulePackageCleaning(packageName, removeUser, false); 11052 return true; 11053 } 11054 11055 if (dataOnly) { 11056 // Delete application data first 11057 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11058 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11059 return true; 11060 } 11061 11062 boolean ret = false; 11063 if (isSystemApp(ps)) { 11064 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 11065 // When an updated system application is deleted we delete the existing resources as well and 11066 // fall back to existing code in system partition 11067 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 11068 flags, outInfo, writeSettings); 11069 } else { 11070 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 11071 // Kill application pre-emptively especially for apps on sd. 11072 killApplication(packageName, ps.appId, "uninstall pkg"); 11073 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 11074 allUserHandles, perUserInstalled, 11075 outInfo, writeSettings); 11076 } 11077 11078 return ret; 11079 } 11080 11081 private final class ClearStorageConnection implements ServiceConnection { 11082 IMediaContainerService mContainerService; 11083 11084 @Override 11085 public void onServiceConnected(ComponentName name, IBinder service) { 11086 synchronized (this) { 11087 mContainerService = IMediaContainerService.Stub.asInterface(service); 11088 notifyAll(); 11089 } 11090 } 11091 11092 @Override 11093 public void onServiceDisconnected(ComponentName name) { 11094 } 11095 } 11096 11097 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 11098 final boolean mounted; 11099 if (Environment.isExternalStorageEmulated()) { 11100 mounted = true; 11101 } else { 11102 final String status = Environment.getExternalStorageState(); 11103 11104 mounted = status.equals(Environment.MEDIA_MOUNTED) 11105 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11106 } 11107 11108 if (!mounted) { 11109 return; 11110 } 11111 11112 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11113 int[] users; 11114 if (userId == UserHandle.USER_ALL) { 11115 users = sUserManager.getUserIds(); 11116 } else { 11117 users = new int[] { userId }; 11118 } 11119 final ClearStorageConnection conn = new ClearStorageConnection(); 11120 if (mContext.bindServiceAsUser( 11121 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11122 try { 11123 for (int curUser : users) { 11124 long timeout = SystemClock.uptimeMillis() + 5000; 11125 synchronized (conn) { 11126 long now = SystemClock.uptimeMillis(); 11127 while (conn.mContainerService == null && now < timeout) { 11128 try { 11129 conn.wait(timeout - now); 11130 } catch (InterruptedException e) { 11131 } 11132 } 11133 } 11134 if (conn.mContainerService == null) { 11135 return; 11136 } 11137 11138 final UserEnvironment userEnv = new UserEnvironment(curUser); 11139 clearDirectory(conn.mContainerService, 11140 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11141 if (allData) { 11142 clearDirectory(conn.mContainerService, 11143 userEnv.buildExternalStorageAppDataDirs(packageName)); 11144 clearDirectory(conn.mContainerService, 11145 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11146 } 11147 } 11148 } finally { 11149 mContext.unbindService(conn); 11150 } 11151 } 11152 } 11153 11154 @Override 11155 public void clearApplicationUserData(final String packageName, 11156 final IPackageDataObserver observer, final int userId) { 11157 mContext.enforceCallingOrSelfPermission( 11158 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11159 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11160 // Queue up an async operation since the package deletion may take a little while. 11161 mHandler.post(new Runnable() { 11162 public void run() { 11163 mHandler.removeCallbacks(this); 11164 final boolean succeeded; 11165 synchronized (mInstallLock) { 11166 succeeded = clearApplicationUserDataLI(packageName, userId); 11167 } 11168 clearExternalStorageDataSync(packageName, userId, true); 11169 if (succeeded) { 11170 // invoke DeviceStorageMonitor's update method to clear any notifications 11171 DeviceStorageMonitorInternal 11172 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11173 if (dsm != null) { 11174 dsm.checkMemory(); 11175 } 11176 } 11177 if(observer != null) { 11178 try { 11179 observer.onRemoveCompleted(packageName, succeeded); 11180 } catch (RemoteException e) { 11181 Log.i(TAG, "Observer no longer exists."); 11182 } 11183 } //end if observer 11184 } //end run 11185 }); 11186 } 11187 11188 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11189 if (packageName == null) { 11190 Slog.w(TAG, "Attempt to delete null packageName."); 11191 return false; 11192 } 11193 PackageParser.Package p; 11194 boolean dataOnly = false; 11195 final int appId; 11196 synchronized (mPackages) { 11197 p = mPackages.get(packageName); 11198 if (p == null) { 11199 dataOnly = true; 11200 PackageSetting ps = mSettings.mPackages.get(packageName); 11201 if ((ps == null) || (ps.pkg == null)) { 11202 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11203 return false; 11204 } 11205 p = ps.pkg; 11206 } 11207 if (!dataOnly) { 11208 // need to check this only for fully installed applications 11209 if (p == null) { 11210 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11211 return false; 11212 } 11213 final ApplicationInfo applicationInfo = p.applicationInfo; 11214 if (applicationInfo == null) { 11215 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11216 return false; 11217 } 11218 } 11219 if (p != null && p.applicationInfo != null) { 11220 appId = p.applicationInfo.uid; 11221 } else { 11222 appId = -1; 11223 } 11224 } 11225 int retCode = mInstaller.clearUserData(packageName, userId); 11226 if (retCode < 0) { 11227 Slog.w(TAG, "Couldn't remove cache files for package: " 11228 + packageName); 11229 return false; 11230 } 11231 removeKeystoreDataIfNeeded(userId, appId); 11232 return true; 11233 } 11234 11235 /** 11236 * Remove entries from the keystore daemon. Will only remove it if the 11237 * {@code appId} is valid. 11238 */ 11239 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11240 if (appId < 0) { 11241 return; 11242 } 11243 11244 final KeyStore keyStore = KeyStore.getInstance(); 11245 if (keyStore != null) { 11246 if (userId == UserHandle.USER_ALL) { 11247 for (final int individual : sUserManager.getUserIds()) { 11248 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11249 } 11250 } else { 11251 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11252 } 11253 } else { 11254 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11255 } 11256 } 11257 11258 @Override 11259 public void deleteApplicationCacheFiles(final String packageName, 11260 final IPackageDataObserver observer) { 11261 mContext.enforceCallingOrSelfPermission( 11262 android.Manifest.permission.DELETE_CACHE_FILES, null); 11263 // Queue up an async operation since the package deletion may take a little while. 11264 final int userId = UserHandle.getCallingUserId(); 11265 mHandler.post(new Runnable() { 11266 public void run() { 11267 mHandler.removeCallbacks(this); 11268 final boolean succeded; 11269 synchronized (mInstallLock) { 11270 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11271 } 11272 clearExternalStorageDataSync(packageName, userId, false); 11273 if(observer != null) { 11274 try { 11275 observer.onRemoveCompleted(packageName, succeded); 11276 } catch (RemoteException e) { 11277 Log.i(TAG, "Observer no longer exists."); 11278 } 11279 } //end if observer 11280 } //end run 11281 }); 11282 } 11283 11284 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11285 if (packageName == null) { 11286 Slog.w(TAG, "Attempt to delete null packageName."); 11287 return false; 11288 } 11289 PackageParser.Package p; 11290 synchronized (mPackages) { 11291 p = mPackages.get(packageName); 11292 } 11293 if (p == null) { 11294 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11295 return false; 11296 } 11297 final ApplicationInfo applicationInfo = p.applicationInfo; 11298 if (applicationInfo == null) { 11299 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11300 return false; 11301 } 11302 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11303 if (retCode < 0) { 11304 Slog.w(TAG, "Couldn't remove cache files for package: " 11305 + packageName + " u" + userId); 11306 return false; 11307 } 11308 return true; 11309 } 11310 11311 @Override 11312 public void getPackageSizeInfo(final String packageName, int userHandle, 11313 final IPackageStatsObserver observer) { 11314 mContext.enforceCallingOrSelfPermission( 11315 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11316 if (packageName == null) { 11317 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11318 } 11319 11320 PackageStats stats = new PackageStats(packageName, userHandle); 11321 11322 /* 11323 * Queue up an async operation since the package measurement may take a 11324 * little while. 11325 */ 11326 Message msg = mHandler.obtainMessage(INIT_COPY); 11327 msg.obj = new MeasureParams(stats, observer); 11328 mHandler.sendMessage(msg); 11329 } 11330 11331 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11332 PackageStats pStats) { 11333 if (packageName == null) { 11334 Slog.w(TAG, "Attempt to get size of null packageName."); 11335 return false; 11336 } 11337 PackageParser.Package p; 11338 boolean dataOnly = false; 11339 String libDirRoot = null; 11340 String asecPath = null; 11341 PackageSetting ps = null; 11342 synchronized (mPackages) { 11343 p = mPackages.get(packageName); 11344 ps = mSettings.mPackages.get(packageName); 11345 if(p == null) { 11346 dataOnly = true; 11347 if((ps == null) || (ps.pkg == null)) { 11348 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11349 return false; 11350 } 11351 p = ps.pkg; 11352 } 11353 if (ps != null) { 11354 libDirRoot = ps.legacyNativeLibraryPathString; 11355 } 11356 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11357 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11358 if (secureContainerId != null) { 11359 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11360 } 11361 } 11362 } 11363 String publicSrcDir = null; 11364 if(!dataOnly) { 11365 final ApplicationInfo applicationInfo = p.applicationInfo; 11366 if (applicationInfo == null) { 11367 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11368 return false; 11369 } 11370 if (isForwardLocked(p)) { 11371 publicSrcDir = applicationInfo.getBaseResourcePath(); 11372 } 11373 } 11374 // TODO: extend to measure size of split APKs 11375 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11376 // not just the first level. 11377 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11378 // just the primary. 11379 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 11380 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11381 publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 11382 if (res < 0) { 11383 return false; 11384 } 11385 11386 // Fix-up for forward-locked applications in ASEC containers. 11387 if (!isExternal(p)) { 11388 pStats.codeSize += pStats.externalCodeSize; 11389 pStats.externalCodeSize = 0L; 11390 } 11391 11392 return true; 11393 } 11394 11395 11396 @Override 11397 public void addPackageToPreferred(String packageName) { 11398 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11399 } 11400 11401 @Override 11402 public void removePackageFromPreferred(String packageName) { 11403 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11404 } 11405 11406 @Override 11407 public List<PackageInfo> getPreferredPackages(int flags) { 11408 return new ArrayList<PackageInfo>(); 11409 } 11410 11411 private int getUidTargetSdkVersionLockedLPr(int uid) { 11412 Object obj = mSettings.getUserIdLPr(uid); 11413 if (obj instanceof SharedUserSetting) { 11414 final SharedUserSetting sus = (SharedUserSetting) obj; 11415 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11416 final Iterator<PackageSetting> it = sus.packages.iterator(); 11417 while (it.hasNext()) { 11418 final PackageSetting ps = it.next(); 11419 if (ps.pkg != null) { 11420 int v = ps.pkg.applicationInfo.targetSdkVersion; 11421 if (v < vers) vers = v; 11422 } 11423 } 11424 return vers; 11425 } else if (obj instanceof PackageSetting) { 11426 final PackageSetting ps = (PackageSetting) obj; 11427 if (ps.pkg != null) { 11428 return ps.pkg.applicationInfo.targetSdkVersion; 11429 } 11430 } 11431 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11432 } 11433 11434 @Override 11435 public void addPreferredActivity(IntentFilter filter, int match, 11436 ComponentName[] set, ComponentName activity, int userId) { 11437 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11438 "Adding preferred"); 11439 } 11440 11441 private void addPreferredActivityInternal(IntentFilter filter, int match, 11442 ComponentName[] set, ComponentName activity, boolean always, int userId, 11443 String opname) { 11444 // writer 11445 int callingUid = Binder.getCallingUid(); 11446 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11447 if (filter.countActions() == 0) { 11448 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11449 return; 11450 } 11451 synchronized (mPackages) { 11452 if (mContext.checkCallingOrSelfPermission( 11453 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11454 != PackageManager.PERMISSION_GRANTED) { 11455 if (getUidTargetSdkVersionLockedLPr(callingUid) 11456 < Build.VERSION_CODES.FROYO) { 11457 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11458 + callingUid); 11459 return; 11460 } 11461 mContext.enforceCallingOrSelfPermission( 11462 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11463 } 11464 11465 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 11466 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 11467 + userId + ":"); 11468 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11469 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 11470 mSettings.writePackageRestrictionsLPr(userId); 11471 } 11472 } 11473 11474 @Override 11475 public void replacePreferredActivity(IntentFilter filter, int match, 11476 ComponentName[] set, ComponentName activity, int userId) { 11477 if (filter.countActions() != 1) { 11478 throw new IllegalArgumentException( 11479 "replacePreferredActivity expects filter to have only 1 action."); 11480 } 11481 if (filter.countDataAuthorities() != 0 11482 || filter.countDataPaths() != 0 11483 || filter.countDataSchemes() > 1 11484 || filter.countDataTypes() != 0) { 11485 throw new IllegalArgumentException( 11486 "replacePreferredActivity expects filter to have no data authorities, " + 11487 "paths, or types; and at most one scheme."); 11488 } 11489 11490 final int callingUid = Binder.getCallingUid(); 11491 enforceCrossUserPermission(callingUid, userId, true, "replace preferred activity"); 11492 synchronized (mPackages) { 11493 if (mContext.checkCallingOrSelfPermission( 11494 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11495 != PackageManager.PERMISSION_GRANTED) { 11496 if (getUidTargetSdkVersionLockedLPr(callingUid) 11497 < Build.VERSION_CODES.FROYO) { 11498 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11499 + Binder.getCallingUid()); 11500 return; 11501 } 11502 mContext.enforceCallingOrSelfPermission( 11503 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11504 } 11505 11506 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11507 if (pir != null) { 11508 // Get all of the existing entries that exactly match this filter. 11509 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 11510 if (existing != null && existing.size() == 1) { 11511 PreferredActivity cur = existing.get(0); 11512 if (DEBUG_PREFERRED) { 11513 Slog.i(TAG, "Checking replace of preferred:"); 11514 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11515 if (!cur.mPref.mAlways) { 11516 Slog.i(TAG, " -- CUR; not mAlways!"); 11517 } else { 11518 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 11519 Slog.i(TAG, " -- CUR: mSet=" 11520 + Arrays.toString(cur.mPref.mSetComponents)); 11521 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 11522 Slog.i(TAG, " -- NEW: mMatch=" 11523 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 11524 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 11525 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 11526 } 11527 } 11528 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 11529 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 11530 && cur.mPref.sameSet(set)) { 11531 if (DEBUG_PREFERRED) { 11532 Slog.i(TAG, "Replacing with same preferred activity " 11533 + cur.mPref.mShortComponent + " for user " 11534 + userId + ":"); 11535 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11536 } else { 11537 Slog.i(TAG, "Replacing with same preferred activity " 11538 + cur.mPref.mShortComponent + " for user " 11539 + userId); 11540 } 11541 return; 11542 } 11543 } 11544 11545 if (existing != null) { 11546 if (DEBUG_PREFERRED) { 11547 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 11548 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11549 } 11550 for (int i = 0; i < existing.size(); i++) { 11551 PreferredActivity pa = existing.get(i); 11552 if (DEBUG_PREFERRED) { 11553 Slog.i(TAG, "Removing existing preferred activity " 11554 + pa.mPref.mComponent + ":"); 11555 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 11556 } 11557 pir.removeFilter(pa); 11558 } 11559 } 11560 } 11561 addPreferredActivityInternal(filter, match, set, activity, true, userId, 11562 "Replacing preferred"); 11563 } 11564 } 11565 11566 @Override 11567 public void clearPackagePreferredActivities(String packageName) { 11568 final int uid = Binder.getCallingUid(); 11569 // writer 11570 synchronized (mPackages) { 11571 PackageParser.Package pkg = mPackages.get(packageName); 11572 if (pkg == null || pkg.applicationInfo.uid != uid) { 11573 if (mContext.checkCallingOrSelfPermission( 11574 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11575 != PackageManager.PERMISSION_GRANTED) { 11576 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11577 < Build.VERSION_CODES.FROYO) { 11578 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11579 + Binder.getCallingUid()); 11580 return; 11581 } 11582 mContext.enforceCallingOrSelfPermission( 11583 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11584 } 11585 } 11586 11587 int user = UserHandle.getCallingUserId(); 11588 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11589 mSettings.writePackageRestrictionsLPr(user); 11590 scheduleWriteSettingsLocked(); 11591 } 11592 } 11593 } 11594 11595 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11596 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11597 ArrayList<PreferredActivity> removed = null; 11598 boolean changed = false; 11599 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11600 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11601 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11602 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11603 continue; 11604 } 11605 Iterator<PreferredActivity> it = pir.filterIterator(); 11606 while (it.hasNext()) { 11607 PreferredActivity pa = it.next(); 11608 // Mark entry for removal only if it matches the package name 11609 // and the entry is of type "always". 11610 if (packageName == null || 11611 (pa.mPref.mComponent.getPackageName().equals(packageName) 11612 && pa.mPref.mAlways)) { 11613 if (removed == null) { 11614 removed = new ArrayList<PreferredActivity>(); 11615 } 11616 removed.add(pa); 11617 } 11618 } 11619 if (removed != null) { 11620 for (int j=0; j<removed.size(); j++) { 11621 PreferredActivity pa = removed.get(j); 11622 pir.removeFilter(pa); 11623 } 11624 changed = true; 11625 } 11626 } 11627 return changed; 11628 } 11629 11630 @Override 11631 public void resetPreferredActivities(int userId) { 11632 mContext.enforceCallingOrSelfPermission( 11633 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11634 // writer 11635 synchronized (mPackages) { 11636 int user = UserHandle.getCallingUserId(); 11637 clearPackagePreferredActivitiesLPw(null, user); 11638 mSettings.readDefaultPreferredAppsLPw(this, user); 11639 mSettings.writePackageRestrictionsLPr(user); 11640 scheduleWriteSettingsLocked(); 11641 } 11642 } 11643 11644 @Override 11645 public int getPreferredActivities(List<IntentFilter> outFilters, 11646 List<ComponentName> outActivities, String packageName) { 11647 11648 int num = 0; 11649 final int userId = UserHandle.getCallingUserId(); 11650 // reader 11651 synchronized (mPackages) { 11652 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11653 if (pir != null) { 11654 final Iterator<PreferredActivity> it = pir.filterIterator(); 11655 while (it.hasNext()) { 11656 final PreferredActivity pa = it.next(); 11657 if (packageName == null 11658 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11659 && pa.mPref.mAlways)) { 11660 if (outFilters != null) { 11661 outFilters.add(new IntentFilter(pa)); 11662 } 11663 if (outActivities != null) { 11664 outActivities.add(pa.mPref.mComponent); 11665 } 11666 } 11667 } 11668 } 11669 } 11670 11671 return num; 11672 } 11673 11674 @Override 11675 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11676 int userId) { 11677 int callingUid = Binder.getCallingUid(); 11678 if (callingUid != Process.SYSTEM_UID) { 11679 throw new SecurityException( 11680 "addPersistentPreferredActivity can only be run by the system"); 11681 } 11682 if (filter.countActions() == 0) { 11683 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11684 return; 11685 } 11686 synchronized (mPackages) { 11687 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11688 " :"); 11689 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11690 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11691 new PersistentPreferredActivity(filter, activity)); 11692 mSettings.writePackageRestrictionsLPr(userId); 11693 } 11694 } 11695 11696 @Override 11697 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11698 int callingUid = Binder.getCallingUid(); 11699 if (callingUid != Process.SYSTEM_UID) { 11700 throw new SecurityException( 11701 "clearPackagePersistentPreferredActivities can only be run by the system"); 11702 } 11703 ArrayList<PersistentPreferredActivity> removed = null; 11704 boolean changed = false; 11705 synchronized (mPackages) { 11706 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11707 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11708 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11709 .valueAt(i); 11710 if (userId != thisUserId) { 11711 continue; 11712 } 11713 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11714 while (it.hasNext()) { 11715 PersistentPreferredActivity ppa = it.next(); 11716 // Mark entry for removal only if it matches the package name. 11717 if (ppa.mComponent.getPackageName().equals(packageName)) { 11718 if (removed == null) { 11719 removed = new ArrayList<PersistentPreferredActivity>(); 11720 } 11721 removed.add(ppa); 11722 } 11723 } 11724 if (removed != null) { 11725 for (int j=0; j<removed.size(); j++) { 11726 PersistentPreferredActivity ppa = removed.get(j); 11727 ppir.removeFilter(ppa); 11728 } 11729 changed = true; 11730 } 11731 } 11732 11733 if (changed) { 11734 mSettings.writePackageRestrictionsLPr(userId); 11735 } 11736 } 11737 } 11738 11739 @Override 11740 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 11741 int ownerUserId, int sourceUserId, int targetUserId, int flags) { 11742 mContext.enforceCallingOrSelfPermission( 11743 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11744 int callingUid = Binder.getCallingUid(); 11745 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11746 if (intentFilter.countActions() == 0) { 11747 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11748 return; 11749 } 11750 synchronized (mPackages) { 11751 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11752 ownerPackage, UserHandle.getUserId(callingUid), targetUserId, flags); 11753 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11754 mSettings.writePackageRestrictionsLPr(sourceUserId); 11755 } 11756 } 11757 11758 @Override 11759 public void addCrossProfileIntentsForPackage(String packageName, 11760 int sourceUserId, int targetUserId) { 11761 mContext.enforceCallingOrSelfPermission( 11762 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11763 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11764 mSettings.writePackageRestrictionsLPr(sourceUserId); 11765 } 11766 11767 @Override 11768 public void removeCrossProfileIntentsForPackage(String packageName, 11769 int sourceUserId, int targetUserId) { 11770 mContext.enforceCallingOrSelfPermission( 11771 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11772 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11773 mSettings.writePackageRestrictionsLPr(sourceUserId); 11774 } 11775 11776 @Override 11777 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage, 11778 int ownerUserId) { 11779 mContext.enforceCallingOrSelfPermission( 11780 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11781 int callingUid = Binder.getCallingUid(); 11782 enforceOwnerRights(ownerPackage, ownerUserId, callingUid); 11783 int callingUserId = UserHandle.getUserId(callingUid); 11784 synchronized (mPackages) { 11785 CrossProfileIntentResolver resolver = 11786 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11787 HashSet<CrossProfileIntentFilter> set = 11788 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11789 for (CrossProfileIntentFilter filter : set) { 11790 if (filter.getOwnerPackage().equals(ownerPackage) 11791 && filter.getOwnerUserId() == callingUserId) { 11792 resolver.removeFilter(filter); 11793 } 11794 } 11795 mSettings.writePackageRestrictionsLPr(sourceUserId); 11796 } 11797 } 11798 11799 // Enforcing that callingUid is owning pkg on userId 11800 private void enforceOwnerRights(String pkg, int userId, int callingUid) { 11801 // The system owns everything. 11802 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 11803 return; 11804 } 11805 int callingUserId = UserHandle.getUserId(callingUid); 11806 if (callingUserId != userId) { 11807 throw new SecurityException("calling uid " + callingUid 11808 + " pretends to own " + pkg + " on user " + userId + " but belongs to user " 11809 + callingUserId); 11810 } 11811 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 11812 if (pi == null) { 11813 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 11814 + callingUserId); 11815 } 11816 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 11817 throw new SecurityException("Calling uid " + callingUid 11818 + " does not own package " + pkg); 11819 } 11820 } 11821 11822 @Override 11823 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11824 Intent intent = new Intent(Intent.ACTION_MAIN); 11825 intent.addCategory(Intent.CATEGORY_HOME); 11826 11827 final int callingUserId = UserHandle.getCallingUserId(); 11828 List<ResolveInfo> list = queryIntentActivities(intent, null, 11829 PackageManager.GET_META_DATA, callingUserId); 11830 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11831 true, false, false, callingUserId); 11832 11833 allHomeCandidates.clear(); 11834 if (list != null) { 11835 for (ResolveInfo ri : list) { 11836 allHomeCandidates.add(ri); 11837 } 11838 } 11839 return (preferred == null || preferred.activityInfo == null) 11840 ? null 11841 : new ComponentName(preferred.activityInfo.packageName, 11842 preferred.activityInfo.name); 11843 } 11844 11845 /** 11846 * Check if calling UID is the current home app. This handles both the case 11847 * where the user has selected a specific home app, and where there is only 11848 * one home app. 11849 */ 11850 public boolean checkCallerIsHomeApp() { 11851 final Intent intent = new Intent(Intent.ACTION_MAIN); 11852 intent.addCategory(Intent.CATEGORY_HOME); 11853 11854 final int callingUid = Binder.getCallingUid(); 11855 final int callingUserId = UserHandle.getCallingUserId(); 11856 final List<ResolveInfo> allHomes = queryIntentActivities(intent, null, 0, callingUserId); 11857 final ResolveInfo preferredHome = findPreferredActivity(intent, null, 0, allHomes, 0, true, 11858 false, false, callingUserId); 11859 11860 if (preferredHome != null) { 11861 if (callingUid == preferredHome.activityInfo.applicationInfo.uid) { 11862 return true; 11863 } 11864 } else { 11865 for (ResolveInfo info : allHomes) { 11866 if (callingUid == info.activityInfo.applicationInfo.uid) { 11867 return true; 11868 } 11869 } 11870 } 11871 11872 return false; 11873 } 11874 11875 /** 11876 * Enforce that calling UID is the current home app. This handles both the 11877 * case where the user has selected a specific home app, and where there is 11878 * only one home app. 11879 */ 11880 public void enforceCallerIsHomeApp() { 11881 if (!checkCallerIsHomeApp()) { 11882 throw new SecurityException("Caller is not currently selected home app"); 11883 } 11884 } 11885 11886 @Override 11887 public void setApplicationEnabledSetting(String appPackageName, 11888 int newState, int flags, int userId, String callingPackage) { 11889 if (!sUserManager.exists(userId)) return; 11890 if (callingPackage == null) { 11891 callingPackage = Integer.toString(Binder.getCallingUid()); 11892 } 11893 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11894 } 11895 11896 @Override 11897 public void setComponentEnabledSetting(ComponentName componentName, 11898 int newState, int flags, int userId) { 11899 if (!sUserManager.exists(userId)) return; 11900 setEnabledSetting(componentName.getPackageName(), 11901 componentName.getClassName(), newState, flags, userId, null); 11902 } 11903 11904 private void setEnabledSetting(final String packageName, String className, int newState, 11905 final int flags, int userId, String callingPackage) { 11906 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11907 || newState == COMPONENT_ENABLED_STATE_ENABLED 11908 || newState == COMPONENT_ENABLED_STATE_DISABLED 11909 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11910 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11911 throw new IllegalArgumentException("Invalid new component state: " 11912 + newState); 11913 } 11914 PackageSetting pkgSetting; 11915 final int uid = Binder.getCallingUid(); 11916 final int permission = mContext.checkCallingOrSelfPermission( 11917 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11918 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11919 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11920 boolean sendNow = false; 11921 boolean isApp = (className == null); 11922 String componentName = isApp ? packageName : className; 11923 int packageUid = -1; 11924 ArrayList<String> components; 11925 11926 // writer 11927 synchronized (mPackages) { 11928 pkgSetting = mSettings.mPackages.get(packageName); 11929 if (pkgSetting == null) { 11930 if (className == null) { 11931 throw new IllegalArgumentException( 11932 "Unknown package: " + packageName); 11933 } 11934 throw new IllegalArgumentException( 11935 "Unknown component: " + packageName 11936 + "/" + className); 11937 } 11938 // Allow root and verify that userId is not being specified by a different user 11939 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11940 throw new SecurityException( 11941 "Permission Denial: attempt to change component state from pid=" 11942 + Binder.getCallingPid() 11943 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11944 } 11945 if (className == null) { 11946 // We're dealing with an application/package level state change 11947 if (pkgSetting.getEnabled(userId) == newState) { 11948 // Nothing to do 11949 return; 11950 } 11951 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11952 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11953 // Don't care about who enables an app. 11954 callingPackage = null; 11955 } 11956 pkgSetting.setEnabled(newState, userId, callingPackage); 11957 // pkgSetting.pkg.mSetEnabled = newState; 11958 } else { 11959 // We're dealing with a component level state change 11960 // First, verify that this is a valid class name. 11961 PackageParser.Package pkg = pkgSetting.pkg; 11962 if (pkg == null || !pkg.hasComponentClassName(className)) { 11963 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11964 throw new IllegalArgumentException("Component class " + className 11965 + " does not exist in " + packageName); 11966 } else { 11967 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11968 + className + " does not exist in " + packageName); 11969 } 11970 } 11971 switch (newState) { 11972 case COMPONENT_ENABLED_STATE_ENABLED: 11973 if (!pkgSetting.enableComponentLPw(className, userId)) { 11974 return; 11975 } 11976 break; 11977 case COMPONENT_ENABLED_STATE_DISABLED: 11978 if (!pkgSetting.disableComponentLPw(className, userId)) { 11979 return; 11980 } 11981 break; 11982 case COMPONENT_ENABLED_STATE_DEFAULT: 11983 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11984 return; 11985 } 11986 break; 11987 default: 11988 Slog.e(TAG, "Invalid new component state: " + newState); 11989 return; 11990 } 11991 } 11992 mSettings.writePackageRestrictionsLPr(userId); 11993 components = mPendingBroadcasts.get(userId, packageName); 11994 final boolean newPackage = components == null; 11995 if (newPackage) { 11996 components = new ArrayList<String>(); 11997 } 11998 if (!components.contains(componentName)) { 11999 components.add(componentName); 12000 } 12001 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 12002 sendNow = true; 12003 // Purge entry from pending broadcast list if another one exists already 12004 // since we are sending one right away. 12005 mPendingBroadcasts.remove(userId, packageName); 12006 } else { 12007 if (newPackage) { 12008 mPendingBroadcasts.put(userId, packageName, components); 12009 } 12010 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 12011 // Schedule a message 12012 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 12013 } 12014 } 12015 } 12016 12017 long callingId = Binder.clearCallingIdentity(); 12018 try { 12019 if (sendNow) { 12020 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 12021 sendPackageChangedBroadcast(packageName, 12022 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 12023 } 12024 } finally { 12025 Binder.restoreCallingIdentity(callingId); 12026 } 12027 } 12028 12029 private void sendPackageChangedBroadcast(String packageName, 12030 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 12031 if (DEBUG_INSTALL) 12032 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 12033 + componentNames); 12034 Bundle extras = new Bundle(4); 12035 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 12036 String nameList[] = new String[componentNames.size()]; 12037 componentNames.toArray(nameList); 12038 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 12039 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 12040 extras.putInt(Intent.EXTRA_UID, packageUid); 12041 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 12042 new int[] {UserHandle.getUserId(packageUid)}); 12043 } 12044 12045 @Override 12046 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 12047 if (!sUserManager.exists(userId)) return; 12048 final int uid = Binder.getCallingUid(); 12049 final int permission = mContext.checkCallingOrSelfPermission( 12050 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12051 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12052 enforceCrossUserPermission(uid, userId, true, "stop package"); 12053 // writer 12054 synchronized (mPackages) { 12055 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 12056 uid, userId)) { 12057 scheduleWritePackageRestrictionsLocked(userId); 12058 } 12059 } 12060 } 12061 12062 @Override 12063 public String getInstallerPackageName(String packageName) { 12064 // reader 12065 synchronized (mPackages) { 12066 return mSettings.getInstallerPackageNameLPr(packageName); 12067 } 12068 } 12069 12070 @Override 12071 public int getApplicationEnabledSetting(String packageName, int userId) { 12072 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 12073 int uid = Binder.getCallingUid(); 12074 enforceCrossUserPermission(uid, userId, false, "get enabled"); 12075 // reader 12076 synchronized (mPackages) { 12077 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 12078 } 12079 } 12080 12081 @Override 12082 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 12083 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 12084 int uid = Binder.getCallingUid(); 12085 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 12086 // reader 12087 synchronized (mPackages) { 12088 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 12089 } 12090 } 12091 12092 @Override 12093 public void enterSafeMode() { 12094 enforceSystemOrRoot("Only the system can request entering safe mode"); 12095 12096 if (!mSystemReady) { 12097 mSafeMode = true; 12098 } 12099 } 12100 12101 @Override 12102 public void systemReady() { 12103 mSystemReady = true; 12104 12105 // Read the compatibilty setting when the system is ready. 12106 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 12107 mContext.getContentResolver(), 12108 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 12109 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 12110 if (DEBUG_SETTINGS) { 12111 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 12112 } 12113 12114 synchronized (mPackages) { 12115 // Verify that all of the preferred activity components actually 12116 // exist. It is possible for applications to be updated and at 12117 // that point remove a previously declared activity component that 12118 // had been set as a preferred activity. We try to clean this up 12119 // the next time we encounter that preferred activity, but it is 12120 // possible for the user flow to never be able to return to that 12121 // situation so here we do a sanity check to make sure we haven't 12122 // left any junk around. 12123 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 12124 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12125 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12126 removed.clear(); 12127 for (PreferredActivity pa : pir.filterSet()) { 12128 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 12129 removed.add(pa); 12130 } 12131 } 12132 if (removed.size() > 0) { 12133 for (int r=0; r<removed.size(); r++) { 12134 PreferredActivity pa = removed.get(r); 12135 Slog.w(TAG, "Removing dangling preferred activity: " 12136 + pa.mPref.mComponent); 12137 pir.removeFilter(pa); 12138 } 12139 mSettings.writePackageRestrictionsLPr( 12140 mSettings.mPreferredActivities.keyAt(i)); 12141 } 12142 } 12143 } 12144 sUserManager.systemReady(); 12145 } 12146 12147 @Override 12148 public boolean isSafeMode() { 12149 return mSafeMode; 12150 } 12151 12152 @Override 12153 public boolean hasSystemUidErrors() { 12154 return mHasSystemUidErrors; 12155 } 12156 12157 static String arrayToString(int[] array) { 12158 StringBuffer buf = new StringBuffer(128); 12159 buf.append('['); 12160 if (array != null) { 12161 for (int i=0; i<array.length; i++) { 12162 if (i > 0) buf.append(", "); 12163 buf.append(array[i]); 12164 } 12165 } 12166 buf.append(']'); 12167 return buf.toString(); 12168 } 12169 12170 static class DumpState { 12171 public static final int DUMP_LIBS = 1 << 0; 12172 public static final int DUMP_FEATURES = 1 << 1; 12173 public static final int DUMP_RESOLVERS = 1 << 2; 12174 public static final int DUMP_PERMISSIONS = 1 << 3; 12175 public static final int DUMP_PACKAGES = 1 << 4; 12176 public static final int DUMP_SHARED_USERS = 1 << 5; 12177 public static final int DUMP_MESSAGES = 1 << 6; 12178 public static final int DUMP_PROVIDERS = 1 << 7; 12179 public static final int DUMP_VERIFIERS = 1 << 8; 12180 public static final int DUMP_PREFERRED = 1 << 9; 12181 public static final int DUMP_PREFERRED_XML = 1 << 10; 12182 public static final int DUMP_KEYSETS = 1 << 11; 12183 public static final int DUMP_VERSION = 1 << 12; 12184 public static final int DUMP_INSTALLS = 1 << 13; 12185 12186 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12187 12188 private int mTypes; 12189 12190 private int mOptions; 12191 12192 private boolean mTitlePrinted; 12193 12194 private SharedUserSetting mSharedUser; 12195 12196 public boolean isDumping(int type) { 12197 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12198 return true; 12199 } 12200 12201 return (mTypes & type) != 0; 12202 } 12203 12204 public void setDump(int type) { 12205 mTypes |= type; 12206 } 12207 12208 public boolean isOptionEnabled(int option) { 12209 return (mOptions & option) != 0; 12210 } 12211 12212 public void setOptionEnabled(int option) { 12213 mOptions |= option; 12214 } 12215 12216 public boolean onTitlePrinted() { 12217 final boolean printed = mTitlePrinted; 12218 mTitlePrinted = true; 12219 return printed; 12220 } 12221 12222 public boolean getTitlePrinted() { 12223 return mTitlePrinted; 12224 } 12225 12226 public void setTitlePrinted(boolean enabled) { 12227 mTitlePrinted = enabled; 12228 } 12229 12230 public SharedUserSetting getSharedUser() { 12231 return mSharedUser; 12232 } 12233 12234 public void setSharedUser(SharedUserSetting user) { 12235 mSharedUser = user; 12236 } 12237 } 12238 12239 @Override 12240 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12241 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12242 != PackageManager.PERMISSION_GRANTED) { 12243 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12244 + Binder.getCallingPid() 12245 + ", uid=" + Binder.getCallingUid() 12246 + " without permission " 12247 + android.Manifest.permission.DUMP); 12248 return; 12249 } 12250 12251 DumpState dumpState = new DumpState(); 12252 boolean fullPreferred = false; 12253 boolean checkin = false; 12254 12255 String packageName = null; 12256 12257 int opti = 0; 12258 while (opti < args.length) { 12259 String opt = args[opti]; 12260 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12261 break; 12262 } 12263 opti++; 12264 if ("-a".equals(opt)) { 12265 // Right now we only know how to print all. 12266 } else if ("-h".equals(opt)) { 12267 pw.println("Package manager dump options:"); 12268 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12269 pw.println(" --checkin: dump for a checkin"); 12270 pw.println(" -f: print details of intent filters"); 12271 pw.println(" -h: print this help"); 12272 pw.println(" cmd may be one of:"); 12273 pw.println(" l[ibraries]: list known shared libraries"); 12274 pw.println(" f[ibraries]: list device features"); 12275 pw.println(" k[eysets]: print known keysets"); 12276 pw.println(" r[esolvers]: dump intent resolvers"); 12277 pw.println(" perm[issions]: dump permissions"); 12278 pw.println(" pref[erred]: print preferred package settings"); 12279 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12280 pw.println(" prov[iders]: dump content providers"); 12281 pw.println(" p[ackages]: dump installed packages"); 12282 pw.println(" s[hared-users]: dump shared user IDs"); 12283 pw.println(" m[essages]: print collected runtime messages"); 12284 pw.println(" v[erifiers]: print package verifier info"); 12285 pw.println(" version: print database version info"); 12286 pw.println(" write: write current settings now"); 12287 pw.println(" <package.name>: info about given package"); 12288 pw.println(" installs: details about install sessions"); 12289 return; 12290 } else if ("--checkin".equals(opt)) { 12291 checkin = true; 12292 } else if ("-f".equals(opt)) { 12293 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12294 } else { 12295 pw.println("Unknown argument: " + opt + "; use -h for help"); 12296 } 12297 } 12298 12299 // Is the caller requesting to dump a particular piece of data? 12300 if (opti < args.length) { 12301 String cmd = args[opti]; 12302 opti++; 12303 // Is this a package name? 12304 if ("android".equals(cmd) || cmd.contains(".")) { 12305 packageName = cmd; 12306 // When dumping a single package, we always dump all of its 12307 // filter information since the amount of data will be reasonable. 12308 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12309 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12310 dumpState.setDump(DumpState.DUMP_LIBS); 12311 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12312 dumpState.setDump(DumpState.DUMP_FEATURES); 12313 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12314 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12315 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12316 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12317 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12318 dumpState.setDump(DumpState.DUMP_PREFERRED); 12319 } else if ("preferred-xml".equals(cmd)) { 12320 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12321 if (opti < args.length && "--full".equals(args[opti])) { 12322 fullPreferred = true; 12323 opti++; 12324 } 12325 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12326 dumpState.setDump(DumpState.DUMP_PACKAGES); 12327 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12328 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12329 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12330 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12331 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12332 dumpState.setDump(DumpState.DUMP_MESSAGES); 12333 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12334 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12335 } else if ("version".equals(cmd)) { 12336 dumpState.setDump(DumpState.DUMP_VERSION); 12337 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12338 dumpState.setDump(DumpState.DUMP_KEYSETS); 12339 } else if ("write".equals(cmd)) { 12340 synchronized (mPackages) { 12341 mSettings.writeLPr(); 12342 pw.println("Settings written."); 12343 return; 12344 } 12345 } else if ("installs".equals(cmd)) { 12346 dumpState.setDump(DumpState.DUMP_INSTALLS); 12347 } 12348 } 12349 12350 if (checkin) { 12351 pw.println("vers,1"); 12352 } 12353 12354 // reader 12355 synchronized (mPackages) { 12356 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12357 if (!checkin) { 12358 if (dumpState.onTitlePrinted()) 12359 pw.println(); 12360 pw.println("Database versions:"); 12361 pw.print(" SDK Version:"); 12362 pw.print(" internal="); 12363 pw.print(mSettings.mInternalSdkPlatform); 12364 pw.print(" external="); 12365 pw.println(mSettings.mExternalSdkPlatform); 12366 pw.print(" DB Version:"); 12367 pw.print(" internal="); 12368 pw.print(mSettings.mInternalDatabaseVersion); 12369 pw.print(" external="); 12370 pw.println(mSettings.mExternalDatabaseVersion); 12371 } 12372 } 12373 12374 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12375 if (!checkin) { 12376 if (dumpState.onTitlePrinted()) 12377 pw.println(); 12378 pw.println("Verifiers:"); 12379 pw.print(" Required: "); 12380 pw.print(mRequiredVerifierPackage); 12381 pw.print(" (uid="); 12382 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12383 pw.println(")"); 12384 } else if (mRequiredVerifierPackage != null) { 12385 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12386 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12387 } 12388 } 12389 12390 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12391 boolean printedHeader = false; 12392 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12393 while (it.hasNext()) { 12394 String name = it.next(); 12395 SharedLibraryEntry ent = mSharedLibraries.get(name); 12396 if (!checkin) { 12397 if (!printedHeader) { 12398 if (dumpState.onTitlePrinted()) 12399 pw.println(); 12400 pw.println("Libraries:"); 12401 printedHeader = true; 12402 } 12403 pw.print(" "); 12404 } else { 12405 pw.print("lib,"); 12406 } 12407 pw.print(name); 12408 if (!checkin) { 12409 pw.print(" -> "); 12410 } 12411 if (ent.path != null) { 12412 if (!checkin) { 12413 pw.print("(jar) "); 12414 pw.print(ent.path); 12415 } else { 12416 pw.print(",jar,"); 12417 pw.print(ent.path); 12418 } 12419 } else { 12420 if (!checkin) { 12421 pw.print("(apk) "); 12422 pw.print(ent.apk); 12423 } else { 12424 pw.print(",apk,"); 12425 pw.print(ent.apk); 12426 } 12427 } 12428 pw.println(); 12429 } 12430 } 12431 12432 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12433 if (dumpState.onTitlePrinted()) 12434 pw.println(); 12435 if (!checkin) { 12436 pw.println("Features:"); 12437 } 12438 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12439 while (it.hasNext()) { 12440 String name = it.next(); 12441 if (!checkin) { 12442 pw.print(" "); 12443 } else { 12444 pw.print("feat,"); 12445 } 12446 pw.println(name); 12447 } 12448 } 12449 12450 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12451 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12452 : "Activity Resolver Table:", " ", packageName, 12453 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12454 dumpState.setTitlePrinted(true); 12455 } 12456 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12457 : "Receiver Resolver Table:", " ", packageName, 12458 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12459 dumpState.setTitlePrinted(true); 12460 } 12461 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12462 : "Service Resolver Table:", " ", packageName, 12463 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12464 dumpState.setTitlePrinted(true); 12465 } 12466 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12467 : "Provider Resolver Table:", " ", packageName, 12468 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12469 dumpState.setTitlePrinted(true); 12470 } 12471 } 12472 12473 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12474 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12475 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12476 int user = mSettings.mPreferredActivities.keyAt(i); 12477 if (pir.dump(pw, 12478 dumpState.getTitlePrinted() 12479 ? "\nPreferred Activities User " + user + ":" 12480 : "Preferred Activities User " + user + ":", " ", 12481 packageName, true)) { 12482 dumpState.setTitlePrinted(true); 12483 } 12484 } 12485 } 12486 12487 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12488 pw.flush(); 12489 FileOutputStream fout = new FileOutputStream(fd); 12490 BufferedOutputStream str = new BufferedOutputStream(fout); 12491 XmlSerializer serializer = new FastXmlSerializer(); 12492 try { 12493 serializer.setOutput(str, "utf-8"); 12494 serializer.startDocument(null, true); 12495 serializer.setFeature( 12496 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12497 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12498 serializer.endDocument(); 12499 serializer.flush(); 12500 } catch (IllegalArgumentException e) { 12501 pw.println("Failed writing: " + e); 12502 } catch (IllegalStateException e) { 12503 pw.println("Failed writing: " + e); 12504 } catch (IOException e) { 12505 pw.println("Failed writing: " + e); 12506 } 12507 } 12508 12509 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12510 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12511 if (packageName == null) { 12512 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 12513 if (iperm == 0) { 12514 if (dumpState.onTitlePrinted()) 12515 pw.println(); 12516 pw.println("AppOp Permissions:"); 12517 } 12518 pw.print(" AppOp Permission "); 12519 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 12520 pw.println(":"); 12521 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 12522 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 12523 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 12524 } 12525 } 12526 } 12527 } 12528 12529 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12530 boolean printedSomething = false; 12531 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12532 if (packageName != null && !packageName.equals(p.info.packageName)) { 12533 continue; 12534 } 12535 if (!printedSomething) { 12536 if (dumpState.onTitlePrinted()) 12537 pw.println(); 12538 pw.println("Registered ContentProviders:"); 12539 printedSomething = true; 12540 } 12541 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12542 pw.print(" "); pw.println(p.toString()); 12543 } 12544 printedSomething = false; 12545 for (Map.Entry<String, PackageParser.Provider> entry : 12546 mProvidersByAuthority.entrySet()) { 12547 PackageParser.Provider p = entry.getValue(); 12548 if (packageName != null && !packageName.equals(p.info.packageName)) { 12549 continue; 12550 } 12551 if (!printedSomething) { 12552 if (dumpState.onTitlePrinted()) 12553 pw.println(); 12554 pw.println("ContentProvider Authorities:"); 12555 printedSomething = true; 12556 } 12557 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12558 pw.print(" "); pw.println(p.toString()); 12559 if (p.info != null && p.info.applicationInfo != null) { 12560 final String appInfo = p.info.applicationInfo.toString(); 12561 pw.print(" applicationInfo="); pw.println(appInfo); 12562 } 12563 } 12564 } 12565 12566 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12567 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12568 } 12569 12570 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12571 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12572 } 12573 12574 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12575 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12576 } 12577 12578 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12579 if (dumpState.onTitlePrinted()) pw.println(); 12580 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12581 } 12582 12583 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12584 if (dumpState.onTitlePrinted()) pw.println(); 12585 mSettings.dumpReadMessagesLPr(pw, dumpState); 12586 12587 pw.println(); 12588 pw.println("Package warning messages:"); 12589 final File fname = getSettingsProblemFile(); 12590 FileInputStream in = null; 12591 try { 12592 in = new FileInputStream(fname); 12593 final int avail = in.available(); 12594 final byte[] data = new byte[avail]; 12595 in.read(data); 12596 pw.print(new String(data)); 12597 } catch (FileNotFoundException e) { 12598 } catch (IOException e) { 12599 } finally { 12600 if (in != null) { 12601 try { 12602 in.close(); 12603 } catch (IOException e) { 12604 } 12605 } 12606 } 12607 } 12608 } 12609 } 12610 12611 // ------- apps on sdcard specific code ------- 12612 static final boolean DEBUG_SD_INSTALL = false; 12613 12614 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12615 12616 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12617 12618 private boolean mMediaMounted = false; 12619 12620 static String getEncryptKey() { 12621 try { 12622 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12623 SD_ENCRYPTION_KEYSTORE_NAME); 12624 if (sdEncKey == null) { 12625 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12626 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12627 if (sdEncKey == null) { 12628 Slog.e(TAG, "Failed to create encryption keys"); 12629 return null; 12630 } 12631 } 12632 return sdEncKey; 12633 } catch (NoSuchAlgorithmException nsae) { 12634 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12635 return null; 12636 } catch (IOException ioe) { 12637 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12638 return null; 12639 } 12640 } 12641 12642 /* 12643 * Update media status on PackageManager. 12644 */ 12645 @Override 12646 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12647 int callingUid = Binder.getCallingUid(); 12648 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12649 throw new SecurityException("Media status can only be updated by the system"); 12650 } 12651 // reader; this apparently protects mMediaMounted, but should probably 12652 // be a different lock in that case. 12653 synchronized (mPackages) { 12654 Log.i(TAG, "Updating external media status from " 12655 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12656 + (mediaStatus ? "mounted" : "unmounted")); 12657 if (DEBUG_SD_INSTALL) 12658 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12659 + ", mMediaMounted=" + mMediaMounted); 12660 if (mediaStatus == mMediaMounted) { 12661 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12662 : 0, -1); 12663 mHandler.sendMessage(msg); 12664 return; 12665 } 12666 mMediaMounted = mediaStatus; 12667 } 12668 // Queue up an async operation since the package installation may take a 12669 // little while. 12670 mHandler.post(new Runnable() { 12671 public void run() { 12672 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12673 } 12674 }); 12675 } 12676 12677 /** 12678 * Called by MountService when the initial ASECs to scan are available. 12679 * Should block until all the ASEC containers are finished being scanned. 12680 */ 12681 public void scanAvailableAsecs() { 12682 updateExternalMediaStatusInner(true, false, false); 12683 if (mShouldRestoreconData) { 12684 SELinuxMMAC.setRestoreconDone(); 12685 mShouldRestoreconData = false; 12686 } 12687 } 12688 12689 /* 12690 * Collect information of applications on external media, map them against 12691 * existing containers and update information based on current mount status. 12692 * Please note that we always have to report status if reportStatus has been 12693 * set to true especially when unloading packages. 12694 */ 12695 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12696 boolean externalStorage) { 12697 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 12698 int[] uidArr = EmptyArray.INT; 12699 12700 final String[] list = PackageHelper.getSecureContainerList(); 12701 if (ArrayUtils.isEmpty(list)) { 12702 Log.i(TAG, "No secure containers found"); 12703 } else { 12704 // Process list of secure containers and categorize them 12705 // as active or stale based on their package internal state. 12706 12707 // reader 12708 synchronized (mPackages) { 12709 for (String cid : list) { 12710 // Leave stages untouched for now; installer service owns them 12711 if (PackageInstallerService.isStageName(cid)) continue; 12712 12713 if (DEBUG_SD_INSTALL) 12714 Log.i(TAG, "Processing container " + cid); 12715 String pkgName = getAsecPackageName(cid); 12716 if (pkgName == null) { 12717 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 12718 continue; 12719 } 12720 if (DEBUG_SD_INSTALL) 12721 Log.i(TAG, "Looking for pkg : " + pkgName); 12722 12723 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12724 if (ps == null) { 12725 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 12726 continue; 12727 } 12728 12729 /* 12730 * Skip packages that are not external if we're unmounting 12731 * external storage. 12732 */ 12733 if (externalStorage && !isMounted && !isExternal(ps)) { 12734 continue; 12735 } 12736 12737 final AsecInstallArgs args = new AsecInstallArgs(cid, 12738 getAppDexInstructionSets(ps), isForwardLocked(ps)); 12739 // The package status is changed only if the code path 12740 // matches between settings and the container id. 12741 if (ps.codePathString != null 12742 && ps.codePathString.startsWith(args.getCodePath())) { 12743 if (DEBUG_SD_INSTALL) { 12744 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12745 + " at code path: " + ps.codePathString); 12746 } 12747 12748 // We do have a valid package installed on sdcard 12749 processCids.put(args, ps.codePathString); 12750 final int uid = ps.appId; 12751 if (uid != -1) { 12752 uidArr = ArrayUtils.appendInt(uidArr, uid); 12753 } 12754 } else { 12755 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 12756 + ps.codePathString); 12757 } 12758 } 12759 } 12760 12761 Arrays.sort(uidArr); 12762 } 12763 12764 // Process packages with valid entries. 12765 if (isMounted) { 12766 if (DEBUG_SD_INSTALL) 12767 Log.i(TAG, "Loading packages"); 12768 loadMediaPackages(processCids, uidArr); 12769 startCleaningPackages(); 12770 mInstallerService.onSecureContainersAvailable(); 12771 } else { 12772 if (DEBUG_SD_INSTALL) 12773 Log.i(TAG, "Unloading packages"); 12774 unloadMediaPackages(processCids, uidArr, reportStatus); 12775 } 12776 } 12777 12778 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12779 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12780 int size = pkgList.size(); 12781 if (size > 0) { 12782 // Send broadcasts here 12783 Bundle extras = new Bundle(); 12784 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12785 .toArray(new String[size])); 12786 if (uidArr != null) { 12787 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12788 } 12789 if (replacing) { 12790 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12791 } 12792 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12793 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12794 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12795 } 12796 } 12797 12798 /* 12799 * Look at potentially valid container ids from processCids If package 12800 * information doesn't match the one on record or package scanning fails, 12801 * the cid is added to list of removeCids. We currently don't delete stale 12802 * containers. 12803 */ 12804 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 12805 ArrayList<String> pkgList = new ArrayList<String>(); 12806 Set<AsecInstallArgs> keys = processCids.keySet(); 12807 12808 for (AsecInstallArgs args : keys) { 12809 String codePath = processCids.get(args); 12810 if (DEBUG_SD_INSTALL) 12811 Log.i(TAG, "Loading container : " + args.cid); 12812 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12813 try { 12814 // Make sure there are no container errors first. 12815 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12816 Slog.e(TAG, "Failed to mount cid : " + args.cid 12817 + " when installing from sdcard"); 12818 continue; 12819 } 12820 // Check code path here. 12821 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 12822 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12823 + " does not match one in settings " + codePath); 12824 continue; 12825 } 12826 // Parse package 12827 int parseFlags = mDefParseFlags; 12828 if (args.isExternal()) { 12829 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12830 } 12831 if (args.isFwdLocked()) { 12832 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12833 } 12834 12835 synchronized (mInstallLock) { 12836 PackageParser.Package pkg = null; 12837 try { 12838 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 12839 } catch (PackageManagerException e) { 12840 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12841 } 12842 // Scan the package 12843 if (pkg != null) { 12844 /* 12845 * TODO why is the lock being held? doPostInstall is 12846 * called in other places without the lock. This needs 12847 * to be straightened out. 12848 */ 12849 // writer 12850 synchronized (mPackages) { 12851 retCode = PackageManager.INSTALL_SUCCEEDED; 12852 pkgList.add(pkg.packageName); 12853 // Post process args 12854 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12855 pkg.applicationInfo.uid); 12856 } 12857 } else { 12858 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12859 } 12860 } 12861 12862 } finally { 12863 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12864 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 12865 } 12866 } 12867 } 12868 // writer 12869 synchronized (mPackages) { 12870 // If the platform SDK has changed since the last time we booted, 12871 // we need to re-grant app permission to catch any new ones that 12872 // appear. This is really a hack, and means that apps can in some 12873 // cases get permissions that the user didn't initially explicitly 12874 // allow... it would be nice to have some better way to handle 12875 // this situation. 12876 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12877 if (regrantPermissions) 12878 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12879 + mSdkVersion + "; regranting permissions for external storage"); 12880 mSettings.mExternalSdkPlatform = mSdkVersion; 12881 12882 // Make sure group IDs have been assigned, and any permission 12883 // changes in other apps are accounted for 12884 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12885 | (regrantPermissions 12886 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12887 : 0)); 12888 12889 mSettings.updateExternalDatabaseVersion(); 12890 12891 // can downgrade to reader 12892 // Persist settings 12893 mSettings.writeLPr(); 12894 } 12895 // Send a broadcast to let everyone know we are done processing 12896 if (pkgList.size() > 0) { 12897 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12898 } 12899 } 12900 12901 /* 12902 * Utility method to unload a list of specified containers 12903 */ 12904 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12905 // Just unmount all valid containers. 12906 for (AsecInstallArgs arg : cidArgs) { 12907 synchronized (mInstallLock) { 12908 arg.doPostDeleteLI(false); 12909 } 12910 } 12911 } 12912 12913 /* 12914 * Unload packages mounted on external media. This involves deleting package 12915 * data from internal structures, sending broadcasts about diabled packages, 12916 * gc'ing to free up references, unmounting all secure containers 12917 * corresponding to packages on external media, and posting a 12918 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12919 * that we always have to post this message if status has been requested no 12920 * matter what. 12921 */ 12922 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 12923 final boolean reportStatus) { 12924 if (DEBUG_SD_INSTALL) 12925 Log.i(TAG, "unloading media packages"); 12926 ArrayList<String> pkgList = new ArrayList<String>(); 12927 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12928 final Set<AsecInstallArgs> keys = processCids.keySet(); 12929 for (AsecInstallArgs args : keys) { 12930 String pkgName = args.getPackageName(); 12931 if (DEBUG_SD_INSTALL) 12932 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12933 // Delete package internally 12934 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12935 synchronized (mInstallLock) { 12936 boolean res = deletePackageLI(pkgName, null, false, null, null, 12937 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12938 if (res) { 12939 pkgList.add(pkgName); 12940 } else { 12941 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12942 failedList.add(args); 12943 } 12944 } 12945 } 12946 12947 // reader 12948 synchronized (mPackages) { 12949 // We didn't update the settings after removing each package; 12950 // write them now for all packages. 12951 mSettings.writeLPr(); 12952 } 12953 12954 // We have to absolutely send UPDATED_MEDIA_STATUS only 12955 // after confirming that all the receivers processed the ordered 12956 // broadcast when packages get disabled, force a gc to clean things up. 12957 // and unload all the containers. 12958 if (pkgList.size() > 0) { 12959 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12960 new IIntentReceiver.Stub() { 12961 public void performReceive(Intent intent, int resultCode, String data, 12962 Bundle extras, boolean ordered, boolean sticky, 12963 int sendingUser) throws RemoteException { 12964 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12965 reportStatus ? 1 : 0, 1, keys); 12966 mHandler.sendMessage(msg); 12967 } 12968 }); 12969 } else { 12970 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12971 keys); 12972 mHandler.sendMessage(msg); 12973 } 12974 } 12975 12976 /** Binder call */ 12977 @Override 12978 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12979 final int flags) { 12980 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12981 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12982 int returnCode = PackageManager.MOVE_SUCCEEDED; 12983 int currFlags = 0; 12984 int newFlags = 0; 12985 // reader 12986 synchronized (mPackages) { 12987 PackageParser.Package pkg = mPackages.get(packageName); 12988 if (pkg == null) { 12989 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12990 } else { 12991 // Disable moving fwd locked apps and system packages 12992 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12993 Slog.w(TAG, "Cannot move system application"); 12994 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12995 } else if (pkg.mOperationPending) { 12996 Slog.w(TAG, "Attempt to move package which has pending operations"); 12997 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12998 } else { 12999 // Find install location first 13000 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 13001 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 13002 Slog.w(TAG, "Ambigous flags specified for move location."); 13003 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 13004 } else { 13005 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 13006 : PackageManager.INSTALL_INTERNAL; 13007 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 13008 : PackageManager.INSTALL_INTERNAL; 13009 13010 if (newFlags == currFlags) { 13011 Slog.w(TAG, "No move required. Trying to move to same location"); 13012 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 13013 } else { 13014 if (isForwardLocked(pkg)) { 13015 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13016 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13017 } 13018 } 13019 } 13020 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13021 pkg.mOperationPending = true; 13022 } 13023 } 13024 } 13025 13026 /* 13027 * TODO this next block probably shouldn't be inside the lock. We 13028 * can't guarantee these won't change after this is fired off 13029 * anyway. 13030 */ 13031 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 13032 processPendingMove(new MoveParams(null, observer, 0, packageName, null, -1, user), 13033 returnCode); 13034 } else { 13035 Message msg = mHandler.obtainMessage(INIT_COPY); 13036 final String[] instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 13037 final boolean multiArch = isMultiArch(pkg.applicationInfo); 13038 InstallArgs srcArgs = createInstallArgsForExisting(currFlags, 13039 pkg.applicationInfo.getCodePath(), pkg.applicationInfo.getResourcePath(), 13040 pkg.applicationInfo.nativeLibraryRootDir, instructionSets); 13041 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 13042 instructionSets, pkg.applicationInfo.uid, user); 13043 msg.obj = mp; 13044 mHandler.sendMessage(msg); 13045 } 13046 } 13047 } 13048 13049 private void processPendingMove(final MoveParams mp, final int currentStatus) { 13050 // Queue up an async operation since the package deletion may take a 13051 // little while. 13052 mHandler.post(new Runnable() { 13053 public void run() { 13054 // TODO fix this; this does nothing. 13055 mHandler.removeCallbacks(this); 13056 int returnCode = currentStatus; 13057 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 13058 int uidArr[] = null; 13059 ArrayList<String> pkgList = null; 13060 synchronized (mPackages) { 13061 PackageParser.Package pkg = mPackages.get(mp.packageName); 13062 if (pkg == null) { 13063 Slog.w(TAG, " Package " + mp.packageName 13064 + " doesn't exist. Aborting move"); 13065 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 13066 } else if (!mp.srcArgs.getCodePath().equals( 13067 pkg.applicationInfo.getCodePath())) { 13068 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 13069 + mp.srcArgs.getCodePath() + " to " 13070 + pkg.applicationInfo.getCodePath() 13071 + " Aborting move and returning error"); 13072 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 13073 } else { 13074 uidArr = new int[] { 13075 pkg.applicationInfo.uid 13076 }; 13077 pkgList = new ArrayList<String>(); 13078 pkgList.add(mp.packageName); 13079 } 13080 } 13081 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13082 // Send resources unavailable broadcast 13083 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 13084 // Update package code and resource paths 13085 synchronized (mInstallLock) { 13086 synchronized (mPackages) { 13087 PackageParser.Package pkg = mPackages.get(mp.packageName); 13088 // Recheck for package again. 13089 if (pkg == null) { 13090 Slog.w(TAG, " Package " + mp.packageName 13091 + " doesn't exist. Aborting move"); 13092 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 13093 } else if (!mp.srcArgs.getCodePath().equals( 13094 pkg.applicationInfo.getCodePath())) { 13095 Slog.w(TAG, "Package " + mp.packageName 13096 + " code path changed from " + mp.srcArgs.getCodePath() 13097 + " to " + pkg.applicationInfo.getCodePath() 13098 + " Aborting move and returning error"); 13099 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 13100 } else { 13101 final String oldCodePath = pkg.codePath; 13102 final String newCodePath = mp.targetArgs.getCodePath(); 13103 final String newResPath = mp.targetArgs.getResourcePath(); 13104 // TODO: This assumes the new style of installation. 13105 // should we look at legacyNativeLibraryPath ? 13106 final String newNativeRoot = new File(pkg.codePath, LIB_DIR_NAME).getAbsolutePath(); 13107 final File newNativeDir = new File(newNativeRoot); 13108 13109 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 13110 // TODO(multiArch): Fix this so that it looks at the existing 13111 // recorded CPU abis from the package. There's no need for a separate 13112 // round of ABI scanning here. 13113 NativeLibraryHelper.Handle handle = null; 13114 try { 13115 handle = NativeLibraryHelper.Handle.create( 13116 new File(newCodePath)); 13117 final int abi = NativeLibraryHelper.findSupportedAbi( 13118 handle, Build.SUPPORTED_ABIS); 13119 if (abi >= 0) { 13120 NativeLibraryHelper.copyNativeBinaries(handle, 13121 newNativeDir, Build.SUPPORTED_ABIS[abi]); 13122 } 13123 } catch (IOException ioe) { 13124 Slog.w(TAG, "Unable to extract native libs for package :" 13125 + mp.packageName, ioe); 13126 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 13127 } finally { 13128 IoUtils.closeQuietly(handle); 13129 } 13130 } 13131 13132 final int[] users = sUserManager.getUserIds(); 13133 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13134 for (int user : users) { 13135 // TODO(multiArch): Fix this so that it links to the 13136 // correct directory. We're currently pointing to root. but we 13137 // must point to the arch specific subdirectory (if applicable). 13138 // 13139 // TODO(multiArch): Bogus reference to nativeLibraryDir. 13140 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 13141 newNativeRoot, user) < 0) { 13142 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 13143 } 13144 } 13145 } 13146 13147 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13148 pkg.codePath = newCodePath; 13149 pkg.baseCodePath = newCodePath; 13150 // Move dex files around 13151 if (moveDexFilesLI(oldCodePath, pkg) != PackageManager.INSTALL_SUCCEEDED) { 13152 // Moving of dex files failed. Set 13153 // error code and abort move. 13154 pkg.codePath = oldCodePath; 13155 pkg.baseCodePath = oldCodePath; 13156 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 13157 } 13158 } 13159 13160 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13161 pkg.applicationInfo.setCodePath(newCodePath); 13162 pkg.applicationInfo.setBaseCodePath(newCodePath); 13163 pkg.applicationInfo.setSplitCodePaths(null); 13164 pkg.applicationInfo.setResourcePath(newResPath); 13165 pkg.applicationInfo.setBaseResourcePath(newResPath); 13166 pkg.applicationInfo.setSplitResourcePaths(null); 13167 13168 PackageSetting ps = (PackageSetting) pkg.mExtras; 13169 ps.codePath = new File(pkg.applicationInfo.getCodePath()); 13170 ps.codePathString = ps.codePath.getPath(); 13171 ps.resourcePath = new File(pkg.applicationInfo.getResourcePath()); 13172 ps.resourcePathString = ps.resourcePath.getPath(); 13173 13174 // Note that we don't have to recalculate the primary and secondary 13175 // CPU ABIs because they must already have been calculated during the 13176 // initial install of the app. 13177 ps.legacyNativeLibraryPathString = null; 13178 13179 // Set the application info flag 13180 // correctly. 13181 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 13182 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13183 } else { 13184 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13185 } 13186 ps.setFlags(pkg.applicationInfo.flags); 13187 mAppDirs.remove(oldCodePath); 13188 mAppDirs.put(newCodePath, pkg); 13189 // Persist settings 13190 mSettings.writeLPr(); 13191 } 13192 } 13193 } 13194 } 13195 // Send resources available broadcast 13196 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13197 } 13198 } 13199 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 13200 // Clean up failed installation 13201 if (mp.targetArgs != null) { 13202 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 13203 -1); 13204 } 13205 } else { 13206 // Force a gc to clear things up. 13207 Runtime.getRuntime().gc(); 13208 // Delete older code 13209 synchronized (mInstallLock) { 13210 mp.srcArgs.doPostDeleteLI(true); 13211 } 13212 } 13213 13214 // Allow more operations on this file if we didn't fail because 13215 // an operation was already pending for this package. 13216 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 13217 synchronized (mPackages) { 13218 PackageParser.Package pkg = mPackages.get(mp.packageName); 13219 if (pkg != null) { 13220 pkg.mOperationPending = false; 13221 } 13222 } 13223 } 13224 13225 IPackageMoveObserver observer = mp.observer; 13226 if (observer != null) { 13227 try { 13228 observer.packageMoved(mp.packageName, returnCode); 13229 } catch (RemoteException e) { 13230 Log.i(TAG, "Observer no longer exists."); 13231 } 13232 } 13233 } 13234 }); 13235 } 13236 13237 @Override 13238 public boolean setInstallLocation(int loc) { 13239 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 13240 null); 13241 if (getInstallLocation() == loc) { 13242 return true; 13243 } 13244 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 13245 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 13246 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 13247 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 13248 return true; 13249 } 13250 return false; 13251 } 13252 13253 @Override 13254 public int getInstallLocation() { 13255 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13256 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 13257 PackageHelper.APP_INSTALL_AUTO); 13258 } 13259 13260 /** Called by UserManagerService */ 13261 void cleanUpUserLILPw(int userHandle) { 13262 mDirtyUsers.remove(userHandle); 13263 mSettings.removeUserLPw(userHandle); 13264 mPendingBroadcasts.remove(userHandle); 13265 if (mInstaller != null) { 13266 // Technically, we shouldn't be doing this with the package lock 13267 // held. However, this is very rare, and there is already so much 13268 // other disk I/O going on, that we'll let it slide for now. 13269 mInstaller.removeUserDataDirs(userHandle); 13270 } 13271 mUserNeedsBadging.delete(userHandle); 13272 } 13273 13274 /** Called by UserManagerService */ 13275 void createNewUserLILPw(int userHandle, File path) { 13276 if (mInstaller != null) { 13277 mInstaller.createUserConfig(userHandle); 13278 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13279 } 13280 } 13281 13282 @Override 13283 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13284 mContext.enforceCallingOrSelfPermission( 13285 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13286 "Only package verification agents can read the verifier device identity"); 13287 13288 synchronized (mPackages) { 13289 return mSettings.getVerifierDeviceIdentityLPw(); 13290 } 13291 } 13292 13293 @Override 13294 public void setPermissionEnforced(String permission, boolean enforced) { 13295 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13296 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13297 synchronized (mPackages) { 13298 if (mSettings.mReadExternalStorageEnforced == null 13299 || mSettings.mReadExternalStorageEnforced != enforced) { 13300 mSettings.mReadExternalStorageEnforced = enforced; 13301 mSettings.writeLPr(); 13302 } 13303 } 13304 // kill any non-foreground processes so we restart them and 13305 // grant/revoke the GID. 13306 final IActivityManager am = ActivityManagerNative.getDefault(); 13307 if (am != null) { 13308 final long token = Binder.clearCallingIdentity(); 13309 try { 13310 am.killProcessesBelowForeground("setPermissionEnforcement"); 13311 } catch (RemoteException e) { 13312 } finally { 13313 Binder.restoreCallingIdentity(token); 13314 } 13315 } 13316 } else { 13317 throw new IllegalArgumentException("No selective enforcement for " + permission); 13318 } 13319 } 13320 13321 @Override 13322 @Deprecated 13323 public boolean isPermissionEnforced(String permission) { 13324 return true; 13325 } 13326 13327 @Override 13328 public boolean isStorageLow() { 13329 final long token = Binder.clearCallingIdentity(); 13330 try { 13331 final DeviceStorageMonitorInternal 13332 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13333 if (dsm != null) { 13334 return dsm.isMemoryLow(); 13335 } else { 13336 return false; 13337 } 13338 } finally { 13339 Binder.restoreCallingIdentity(token); 13340 } 13341 } 13342 13343 @Override 13344 public IPackageInstaller getPackageInstaller() { 13345 return mInstallerService; 13346 } 13347 13348 private boolean userNeedsBadging(int userId) { 13349 int index = mUserNeedsBadging.indexOfKey(userId); 13350 if (index < 0) { 13351 final UserInfo userInfo; 13352 final long token = Binder.clearCallingIdentity(); 13353 try { 13354 userInfo = sUserManager.getUserInfo(userId); 13355 } finally { 13356 Binder.restoreCallingIdentity(token); 13357 } 13358 final boolean b; 13359 if (userInfo != null && userInfo.isManagedProfile()) { 13360 b = true; 13361 } else { 13362 b = false; 13363 } 13364 mUserNeedsBadging.put(userId, b); 13365 return b; 13366 } 13367 return mUserNeedsBadging.valueAt(index); 13368 } 13369 13370 @Override 13371 public KeySetHandle getKeySetByAlias(String packageName, String alias) { 13372 if (packageName == null || alias == null) { 13373 return null; 13374 } 13375 synchronized(mPackages) { 13376 final PackageParser.Package pkg = mPackages.get(packageName); 13377 if (pkg == null) { 13378 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13379 throw new IllegalArgumentException("Unknown package: " + packageName); 13380 } 13381 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13382 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13383 throw new SecurityException("May not access KeySets defined by" 13384 + " aliases in other applications."); 13385 } 13386 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13387 return ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias); 13388 } 13389 } 13390 13391 @Override 13392 public KeySetHandle getSigningKeySet(String packageName) { 13393 if (packageName == null) { 13394 return null; 13395 } 13396 synchronized(mPackages) { 13397 final PackageParser.Package pkg = mPackages.get(packageName); 13398 if (pkg == null) { 13399 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13400 throw new IllegalArgumentException("Unknown package: " + packageName); 13401 } 13402 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13403 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13404 throw new SecurityException("May not access signing KeySet of other apps."); 13405 } 13406 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13407 return ksms.getSigningKeySetByPackageNameLPr(packageName); 13408 } 13409 } 13410 13411 @Override 13412 public boolean isPackageSignedByKeySet(String packageName, IBinder ks) { 13413 if (packageName == null || ks == null) { 13414 return false; 13415 } 13416 synchronized(mPackages) { 13417 final PackageParser.Package pkg = mPackages.get(packageName); 13418 if (pkg == null) { 13419 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13420 throw new IllegalArgumentException("Unknown package: " + packageName); 13421 } 13422 if (ks instanceof KeySetHandle) { 13423 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13424 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ks); 13425 } 13426 return false; 13427 } 13428 } 13429 13430 @Override 13431 public boolean isPackageSignedByKeySetExactly(String packageName, IBinder ks) { 13432 if (packageName == null || ks == null) { 13433 return false; 13434 } 13435 synchronized(mPackages) { 13436 final PackageParser.Package pkg = mPackages.get(packageName); 13437 if (pkg == null) { 13438 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13439 throw new IllegalArgumentException("Unknown package: " + packageName); 13440 } 13441 if (ks instanceof KeySetHandle) { 13442 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13443 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ks); 13444 } 13445 return false; 13446 } 13447 } 13448} 13449