PackageManagerService.java revision 84f1294a958b42000755dc6570e3eda72ab42140
1932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines/* 2932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * Copyright (C) 2006 The Android Open Source Project 3932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * 4932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * Licensed under the Apache License, Version 2.0 (the "License"); 5932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * you may not use this file except in compliance with the License. 6932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * You may obtain a copy of the License at 7932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * 8932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * http://www.apache.org/licenses/LICENSE-2.0 9932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * 10932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * Unless required by applicable law or agreed to in writing, software 11932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * distributed under the License is distributed on an "AS IS" BASIS, 12932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * See the License for the specific language governing permissions and 14932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines * limitations under the License. 15932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines */ 16932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines 17932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinespackage com.android.server.pm; 18932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines 19e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 28932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 29932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.content.pm.PackageParser.isApkFile; 30932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.os.Process.PACKAGE_INFO_GID; 31932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.os.Process.SYSTEM_UID; 32932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static android.system.OsConstants.O_CREAT; 33e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.system.OsConstants.EEXIST; 34e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.system.OsConstants.O_EXCL; 35e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.system.OsConstants.O_RDWR; 36e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.system.OsConstants.S_IRGRP; 37e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.system.OsConstants.S_IROTH; 38e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport static android.system.OsConstants.S_IRWXU; 39998ec839672c0cf56945c860a7cf9e29864599afAndrew Hsiehimport static android.system.OsConstants.S_IXGRP; 40998ec839672c0cf56945c860a7cf9e29864599afAndrew Hsiehimport static android.system.OsConstants.S_IXOTH; 41932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 42932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 43932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static com.android.internal.util.ArrayUtils.appendInt; 44932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport static com.android.internal.util.ArrayUtils.removeInt; 45932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines 46932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport android.util.ArrayMap; 47932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hines 48e126b62760b4bf115cfed162f0234e4e722011dfStephen Hinesimport com.android.internal.R; 49932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport com.android.internal.app.IMediaContainerService; 50932bc6e35bcef7adff05d890a9dcc7212426fb6aStephen Hinesimport com.android.internal.app.ResolverActivity; 51import com.android.internal.content.NativeLibraryHelper; 52import com.android.internal.content.PackageHelper; 53import com.android.internal.os.IParcelFileDescriptorFactory; 54import com.android.internal.util.ArrayUtils; 55import com.android.internal.util.FastPrintWriter; 56import com.android.internal.util.FastXmlSerializer; 57import com.android.internal.util.Preconditions; 58import com.android.server.EventLogTags; 59import com.android.server.IntentResolver; 60import com.android.server.LocalServices; 61import com.android.server.ServiceThread; 62import com.android.server.SystemConfig; 63import com.android.server.Watchdog; 64import com.android.server.pm.Settings.DatabaseVersion; 65import com.android.server.storage.DeviceStorageMonitorInternal; 66 67import org.xmlpull.v1.XmlSerializer; 68 69import android.app.ActivityManager; 70import android.app.ActivityManagerNative; 71import android.app.IActivityManager; 72import android.app.admin.IDevicePolicyManager; 73import android.app.backup.IBackupManager; 74import android.content.BroadcastReceiver; 75import android.content.ComponentName; 76import android.content.Context; 77import android.content.IIntentReceiver; 78import android.content.Intent; 79import android.content.IntentFilter; 80import android.content.IntentSender; 81import android.content.IntentSender.SendIntentException; 82import android.content.ServiceConnection; 83import android.content.pm.ActivityInfo; 84import android.content.pm.ApplicationInfo; 85import android.content.pm.FeatureInfo; 86import android.content.pm.IPackageDataObserver; 87import android.content.pm.IPackageDeleteObserver; 88import android.content.pm.IPackageInstallObserver; 89import android.content.pm.IPackageInstallObserver2; 90import android.content.pm.IPackageInstaller; 91import android.content.pm.IPackageManager; 92import android.content.pm.IPackageMoveObserver; 93import android.content.pm.IPackageStatsObserver; 94import android.content.pm.InstrumentationInfo; 95import android.content.pm.ManifestDigest; 96import android.content.pm.PackageCleanItem; 97import android.content.pm.PackageInfo; 98import android.content.pm.PackageInfoLite; 99import android.content.pm.PackageInstallerParams; 100import android.content.pm.PackageManager; 101import android.content.pm.PackageParser.ActivityIntentInfo; 102import android.content.pm.PackageParser.PackageLite; 103import android.content.pm.PackageParser.PackageParserException; 104import android.content.pm.PackageParser; 105import android.content.pm.PackageStats; 106import android.content.pm.PackageUserState; 107import android.content.pm.ParceledListSlice; 108import android.content.pm.PermissionGroupInfo; 109import android.content.pm.PermissionInfo; 110import android.content.pm.ProviderInfo; 111import android.content.pm.ResolveInfo; 112import android.content.pm.ServiceInfo; 113import android.content.pm.Signature; 114import android.content.pm.UserInfo; 115import android.content.pm.VerificationParams; 116import android.content.pm.VerifierDeviceIdentity; 117import android.content.pm.VerifierInfo; 118import android.content.res.Resources; 119import android.hardware.display.DisplayManager; 120import android.net.Uri; 121import android.os.Binder; 122import android.os.Build; 123import android.os.Bundle; 124import android.os.Environment; 125import android.os.Environment.UserEnvironment; 126import android.os.FileObserver; 127import android.os.FileUtils; 128import android.os.Handler; 129import android.os.IBinder; 130import android.os.Looper; 131import android.os.Message; 132import android.os.Parcel; 133import android.os.ParcelFileDescriptor; 134import android.os.Process; 135import android.os.RemoteException; 136import android.os.SELinux; 137import android.os.ServiceManager; 138import android.os.SystemClock; 139import android.os.SystemProperties; 140import android.os.UserHandle; 141import android.os.UserManager; 142import android.security.KeyStore; 143import android.security.SystemKeyStore; 144import android.system.ErrnoException; 145import android.system.Os; 146import android.system.StructStat; 147import android.text.TextUtils; 148import android.util.ArraySet; 149import android.util.AtomicFile; 150import android.util.DisplayMetrics; 151import android.util.EventLog; 152import android.util.Log; 153import android.util.LogPrinter; 154import android.util.PrintStreamPrinter; 155import android.util.Slog; 156import android.util.SparseArray; 157import android.util.SparseBooleanArray; 158import android.view.Display; 159 160import java.io.BufferedInputStream; 161import java.io.BufferedOutputStream; 162import java.io.File; 163import java.io.FileDescriptor; 164import java.io.FileInputStream; 165import java.io.FileNotFoundException; 166import java.io.FileOutputStream; 167import java.io.FilenameFilter; 168import java.io.IOException; 169import java.io.InputStream; 170import java.io.PrintWriter; 171import java.nio.charset.StandardCharsets; 172import java.security.NoSuchAlgorithmException; 173import java.security.PublicKey; 174import java.security.cert.CertificateEncodingException; 175import java.security.cert.CertificateException; 176import java.text.SimpleDateFormat; 177import java.util.ArrayList; 178import java.util.Arrays; 179import java.util.Collection; 180import java.util.Collections; 181import java.util.Comparator; 182import java.util.Date; 183import java.util.HashMap; 184import java.util.HashSet; 185import java.util.Iterator; 186import java.util.List; 187import java.util.Map; 188import java.util.Random; 189import java.util.Set; 190import java.util.concurrent.atomic.AtomicBoolean; 191import java.util.concurrent.atomic.AtomicLong; 192 193import dalvik.system.DexFile; 194import dalvik.system.StaleDexCacheError; 195import dalvik.system.VMRuntime; 196 197import libcore.io.IoUtils; 198 199/** 200 * Keep track of all those .apks everywhere. 201 * 202 * This is very central to the platform's security; please run the unit 203 * tests whenever making modifications here: 204 * 205mmm frameworks/base/tests/AndroidTests 206adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 207adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 208 * 209 * {@hide} 210 */ 211public class PackageManagerService extends IPackageManager.Stub { 212 static final String TAG = "PackageManager"; 213 static final boolean DEBUG_SETTINGS = false; 214 static final boolean DEBUG_PREFERRED = false; 215 static final boolean DEBUG_UPGRADE = false; 216 private static final boolean DEBUG_INSTALL = false; 217 private static final boolean DEBUG_REMOVE = false; 218 private static final boolean DEBUG_BROADCASTS = false; 219 private static final boolean DEBUG_SHOW_INFO = false; 220 private static final boolean DEBUG_PACKAGE_INFO = false; 221 private static final boolean DEBUG_INTENT_MATCHING = false; 222 private static final boolean DEBUG_PACKAGE_SCANNING = false; 223 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 224 private static final boolean DEBUG_VERIFY = false; 225 private static final boolean DEBUG_DEXOPT = false; 226 private static final boolean DEBUG_ABI_SELECTION = false; 227 228 private static final int RADIO_UID = Process.PHONE_UID; 229 private static final int LOG_UID = Process.LOG_UID; 230 private static final int NFC_UID = Process.NFC_UID; 231 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 232 private static final int SHELL_UID = Process.SHELL_UID; 233 234 // Cap the size of permission trees that 3rd party apps can define 235 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 236 237 private static final int REMOVE_EVENTS = 238 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 239 private static final int ADD_EVENTS = 240 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 241 242 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 243 // Suffix used during package installation when copying/moving 244 // package apks to install directory. 245 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 246 247 static final int SCAN_MONITOR = 1<<0; 248 static final int SCAN_NO_DEX = 1<<1; 249 static final int SCAN_FORCE_DEX = 1<<2; 250 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 251 static final int SCAN_NEW_INSTALL = 1<<4; 252 static final int SCAN_NO_PATHS = 1<<5; 253 static final int SCAN_UPDATE_TIME = 1<<6; 254 static final int SCAN_DEFER_DEX = 1<<7; 255 static final int SCAN_BOOTING = 1<<8; 256 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 257 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 258 259 static final int REMOVE_CHATTY = 1<<16; 260 261 /** 262 * Timeout (in milliseconds) after which the watchdog should declare that 263 * our handler thread is wedged. The usual default for such things is one 264 * minute but we sometimes do very lengthy I/O operations on this thread, 265 * such as installing multi-gigabyte applications, so ours needs to be longer. 266 */ 267 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 268 269 /** 270 * Whether verification is enabled by default. 271 */ 272 private static final boolean DEFAULT_VERIFY_ENABLE = true; 273 274 /** 275 * The default maximum time to wait for the verification agent to return in 276 * milliseconds. 277 */ 278 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 279 280 /** 281 * The default response for package verification timeout. 282 * 283 * This can be either PackageManager.VERIFICATION_ALLOW or 284 * PackageManager.VERIFICATION_REJECT. 285 */ 286 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 287 288 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 289 290 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 291 DEFAULT_CONTAINER_PACKAGE, 292 "com.android.defcontainer.DefaultContainerService"); 293 294 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 295 296 private static final String LIB_DIR_NAME = "lib"; 297 private static final String LIB64_DIR_NAME = "lib64"; 298 299 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 300 301 static final String mTempContainerPrefix = "smdl2tmp"; 302 303 private static String sPreferredInstructionSet; 304 305 final ServiceThread mHandlerThread; 306 307 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 308 private static final String IDMAP_SUFFIX = "@idmap"; 309 310 final PackageHandler mHandler; 311 312 final int mSdkVersion = Build.VERSION.SDK_INT; 313 314 final Context mContext; 315 final boolean mFactoryTest; 316 final boolean mOnlyCore; 317 final DisplayMetrics mMetrics; 318 final int mDefParseFlags; 319 final String[] mSeparateProcesses; 320 321 // This is where all application persistent data goes. 322 final File mAppDataDir; 323 324 // This is where all application persistent data goes for secondary users. 325 final File mUserAppDataDir; 326 327 /** The location for ASEC container files on internal storage. */ 328 final String mAsecInternalPath; 329 330 // This is the object monitoring the framework dir. 331 final FileObserver mFrameworkInstallObserver; 332 333 // This is the object monitoring the system app dir. 334 final FileObserver mSystemInstallObserver; 335 336 // This is the object monitoring the privileged system app dir. 337 final FileObserver mPrivilegedInstallObserver; 338 339 // This is the object monitoring the vendor app dir. 340 final FileObserver mVendorInstallObserver; 341 342 // This is the object monitoring the vendor overlay package dir. 343 final FileObserver mVendorOverlayInstallObserver; 344 345 // This is the object monitoring the OEM app dir. 346 final FileObserver mOemInstallObserver; 347 348 // This is the object monitoring mAppInstallDir. 349 final FileObserver mAppInstallObserver; 350 351 // This is the object monitoring mDrmAppPrivateInstallDir. 352 final FileObserver mDrmAppInstallObserver; 353 354 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 355 // LOCK HELD. Can be called with mInstallLock held. 356 final Installer mInstaller; 357 358 /** Directory where installed third-party apps stored */ 359 final File mAppInstallDir; 360 361 /** 362 * Directory to which applications installed internally have their 363 * 32 bit native libraries copied. 364 */ 365 private File mAppLib32InstallDir; 366 367 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 368 // apps. 369 final File mDrmAppPrivateInstallDir; 370 371 // ---------------------------------------------------------------- 372 373 // Lock for state used when installing and doing other long running 374 // operations. Methods that must be called with this lock held have 375 // the suffix "LI". 376 final Object mInstallLock = new Object(); 377 378 // These are the directories in the 3rd party applications installed dir 379 // that we have currently loaded packages from. Keys are the application's 380 // installed zip file (absolute codePath), and values are Package. 381 final HashMap<String, PackageParser.Package> mAppDirs = 382 new HashMap<String, PackageParser.Package>(); 383 384 // Information for the parser to write more useful error messages. 385 int mLastScanError; 386 387 // ---------------------------------------------------------------- 388 389 // Keys are String (package name), values are Package. This also serves 390 // as the lock for the global state. Methods that must be called with 391 // this lock held have the prefix "LP". 392 final HashMap<String, PackageParser.Package> mPackages = 393 new HashMap<String, PackageParser.Package>(); 394 395 // Tracks available target package names -> overlay package paths. 396 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 397 new HashMap<String, HashMap<String, PackageParser.Package>>(); 398 399 final Settings mSettings; 400 boolean mRestoredSettings; 401 402 // System configuration read by SystemConfig. 403 final int[] mGlobalGids; 404 final SparseArray<HashSet<String>> mSystemPermissions; 405 final HashMap<String, FeatureInfo> mAvailableFeatures; 406 407 // If mac_permissions.xml was found for seinfo labeling. 408 boolean mFoundPolicyFile; 409 410 // If a recursive restorecon of /data/data/<pkg> is needed. 411 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 412 413 public static final class SharedLibraryEntry { 414 public final String path; 415 public final String apk; 416 417 SharedLibraryEntry(String _path, String _apk) { 418 path = _path; 419 apk = _apk; 420 } 421 } 422 423 // Currently known shared libraries. 424 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 425 new HashMap<String, SharedLibraryEntry>(); 426 427 // All available activities, for your resolving pleasure. 428 final ActivityIntentResolver mActivities = 429 new ActivityIntentResolver(); 430 431 // All available receivers, for your resolving pleasure. 432 final ActivityIntentResolver mReceivers = 433 new ActivityIntentResolver(); 434 435 // All available services, for your resolving pleasure. 436 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 437 438 // All available providers, for your resolving pleasure. 439 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 440 441 // Mapping from provider base names (first directory in content URI codePath) 442 // to the provider information. 443 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 444 new HashMap<String, PackageParser.Provider>(); 445 446 // Mapping from instrumentation class names to info about them. 447 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 448 new HashMap<ComponentName, PackageParser.Instrumentation>(); 449 450 // Mapping from permission names to info about them. 451 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 452 new HashMap<String, PackageParser.PermissionGroup>(); 453 454 // Packages whose data we have transfered into another package, thus 455 // should no longer exist. 456 final HashSet<String> mTransferedPackages = new HashSet<String>(); 457 458 // Broadcast actions that are only available to the system. 459 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 460 461 /** List of packages waiting for verification. */ 462 final SparseArray<PackageVerificationState> mPendingVerification 463 = new SparseArray<PackageVerificationState>(); 464 465 final PackageInstallerService mInstallerService; 466 467 HashSet<PackageParser.Package> mDeferredDexOpt = null; 468 469 // Cache of users who need badging. 470 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 471 472 /** Token for keys in mPendingVerification. */ 473 private int mPendingVerificationToken = 0; 474 475 boolean mSystemReady; 476 boolean mSafeMode; 477 boolean mHasSystemUidErrors; 478 479 ApplicationInfo mAndroidApplication; 480 final ActivityInfo mResolveActivity = new ActivityInfo(); 481 final ResolveInfo mResolveInfo = new ResolveInfo(); 482 ComponentName mResolveComponentName; 483 PackageParser.Package mPlatformPackage; 484 ComponentName mCustomResolverComponentName; 485 486 boolean mResolverReplaced = false; 487 488 // Set of pending broadcasts for aggregating enable/disable of components. 489 static class PendingPackageBroadcasts { 490 // for each user id, a map of <package name -> components within that package> 491 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 492 493 public PendingPackageBroadcasts() { 494 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 495 } 496 497 public ArrayList<String> get(int userId, String packageName) { 498 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 499 return packages.get(packageName); 500 } 501 502 public void put(int userId, String packageName, ArrayList<String> components) { 503 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 504 packages.put(packageName, components); 505 } 506 507 public void remove(int userId, String packageName) { 508 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 509 if (packages != null) { 510 packages.remove(packageName); 511 } 512 } 513 514 public void remove(int userId) { 515 mUidMap.remove(userId); 516 } 517 518 public int userIdCount() { 519 return mUidMap.size(); 520 } 521 522 public int userIdAt(int n) { 523 return mUidMap.keyAt(n); 524 } 525 526 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 527 return mUidMap.get(userId); 528 } 529 530 public int size() { 531 // total number of pending broadcast entries across all userIds 532 int num = 0; 533 for (int i = 0; i< mUidMap.size(); i++) { 534 num += mUidMap.valueAt(i).size(); 535 } 536 return num; 537 } 538 539 public void clear() { 540 mUidMap.clear(); 541 } 542 543 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 544 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 545 if (map == null) { 546 map = new HashMap<String, ArrayList<String>>(); 547 mUidMap.put(userId, map); 548 } 549 return map; 550 } 551 } 552 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 553 554 // Service Connection to remote media container service to copy 555 // package uri's from external media onto secure containers 556 // or internal storage. 557 private IMediaContainerService mContainerService = null; 558 559 static final int SEND_PENDING_BROADCAST = 1; 560 static final int MCS_BOUND = 3; 561 static final int END_COPY = 4; 562 static final int INIT_COPY = 5; 563 static final int MCS_UNBIND = 6; 564 static final int START_CLEANING_PACKAGE = 7; 565 static final int FIND_INSTALL_LOC = 8; 566 static final int POST_INSTALL = 9; 567 static final int MCS_RECONNECT = 10; 568 static final int MCS_GIVE_UP = 11; 569 static final int UPDATED_MEDIA_STATUS = 12; 570 static final int WRITE_SETTINGS = 13; 571 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 572 static final int PACKAGE_VERIFIED = 15; 573 static final int CHECK_PENDING_VERIFICATION = 16; 574 575 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 576 577 // Delay time in millisecs 578 static final int BROADCAST_DELAY = 10 * 1000; 579 580 static UserManagerService sUserManager; 581 582 // Stores a list of users whose package restrictions file needs to be updated 583 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 584 585 final private DefaultContainerConnection mDefContainerConn = 586 new DefaultContainerConnection(); 587 class DefaultContainerConnection implements ServiceConnection { 588 public void onServiceConnected(ComponentName name, IBinder service) { 589 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 590 IMediaContainerService imcs = 591 IMediaContainerService.Stub.asInterface(service); 592 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 593 } 594 595 public void onServiceDisconnected(ComponentName name) { 596 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 597 } 598 }; 599 600 // Recordkeeping of restore-after-install operations that are currently in flight 601 // between the Package Manager and the Backup Manager 602 class PostInstallData { 603 public InstallArgs args; 604 public PackageInstalledInfo res; 605 606 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 607 args = _a; 608 res = _r; 609 } 610 }; 611 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 612 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 613 614 private final String mRequiredVerifierPackage; 615 616 private final PackageUsage mPackageUsage = new PackageUsage(); 617 618 private class PackageUsage { 619 private static final int WRITE_INTERVAL 620 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 621 622 private final Object mFileLock = new Object(); 623 private final AtomicLong mLastWritten = new AtomicLong(0); 624 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 625 626 private boolean mIsHistoricalPackageUsageAvailable = true; 627 628 boolean isHistoricalPackageUsageAvailable() { 629 return mIsHistoricalPackageUsageAvailable; 630 } 631 632 void write(boolean force) { 633 if (force) { 634 writeInternal(); 635 return; 636 } 637 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 638 && !DEBUG_DEXOPT) { 639 return; 640 } 641 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 642 new Thread("PackageUsage_DiskWriter") { 643 @Override 644 public void run() { 645 try { 646 writeInternal(); 647 } finally { 648 mBackgroundWriteRunning.set(false); 649 } 650 } 651 }.start(); 652 } 653 } 654 655 private void writeInternal() { 656 synchronized (mPackages) { 657 synchronized (mFileLock) { 658 AtomicFile file = getFile(); 659 FileOutputStream f = null; 660 try { 661 f = file.startWrite(); 662 BufferedOutputStream out = new BufferedOutputStream(f); 663 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 664 StringBuilder sb = new StringBuilder(); 665 for (PackageParser.Package pkg : mPackages.values()) { 666 if (pkg.mLastPackageUsageTimeInMills == 0) { 667 continue; 668 } 669 sb.setLength(0); 670 sb.append(pkg.packageName); 671 sb.append(' '); 672 sb.append((long)pkg.mLastPackageUsageTimeInMills); 673 sb.append('\n'); 674 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 675 } 676 out.flush(); 677 file.finishWrite(f); 678 } catch (IOException e) { 679 if (f != null) { 680 file.failWrite(f); 681 } 682 Log.e(TAG, "Failed to write package usage times", e); 683 } 684 } 685 } 686 mLastWritten.set(SystemClock.elapsedRealtime()); 687 } 688 689 void readLP() { 690 synchronized (mFileLock) { 691 AtomicFile file = getFile(); 692 BufferedInputStream in = null; 693 try { 694 in = new BufferedInputStream(file.openRead()); 695 StringBuffer sb = new StringBuffer(); 696 while (true) { 697 String packageName = readToken(in, sb, ' '); 698 if (packageName == null) { 699 break; 700 } 701 String timeInMillisString = readToken(in, sb, '\n'); 702 if (timeInMillisString == null) { 703 throw new IOException("Failed to find last usage time for package " 704 + packageName); 705 } 706 PackageParser.Package pkg = mPackages.get(packageName); 707 if (pkg == null) { 708 continue; 709 } 710 long timeInMillis; 711 try { 712 timeInMillis = Long.parseLong(timeInMillisString.toString()); 713 } catch (NumberFormatException e) { 714 throw new IOException("Failed to parse " + timeInMillisString 715 + " as a long.", e); 716 } 717 pkg.mLastPackageUsageTimeInMills = timeInMillis; 718 } 719 } catch (FileNotFoundException expected) { 720 mIsHistoricalPackageUsageAvailable = false; 721 } catch (IOException e) { 722 Log.w(TAG, "Failed to read package usage times", e); 723 } finally { 724 IoUtils.closeQuietly(in); 725 } 726 } 727 mLastWritten.set(SystemClock.elapsedRealtime()); 728 } 729 730 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 731 throws IOException { 732 sb.setLength(0); 733 while (true) { 734 int ch = in.read(); 735 if (ch == -1) { 736 if (sb.length() == 0) { 737 return null; 738 } 739 throw new IOException("Unexpected EOF"); 740 } 741 if (ch == endOfToken) { 742 return sb.toString(); 743 } 744 sb.append((char)ch); 745 } 746 } 747 748 private AtomicFile getFile() { 749 File dataDir = Environment.getDataDirectory(); 750 File systemDir = new File(dataDir, "system"); 751 File fname = new File(systemDir, "package-usage.list"); 752 return new AtomicFile(fname); 753 } 754 } 755 756 class PackageHandler extends Handler { 757 private boolean mBound = false; 758 final ArrayList<HandlerParams> mPendingInstalls = 759 new ArrayList<HandlerParams>(); 760 761 private boolean connectToService() { 762 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 763 " DefaultContainerService"); 764 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 765 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 766 if (mContext.bindServiceAsUser(service, mDefContainerConn, 767 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 768 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 769 mBound = true; 770 return true; 771 } 772 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 773 return false; 774 } 775 776 private void disconnectService() { 777 mContainerService = null; 778 mBound = false; 779 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 780 mContext.unbindService(mDefContainerConn); 781 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 782 } 783 784 PackageHandler(Looper looper) { 785 super(looper); 786 } 787 788 public void handleMessage(Message msg) { 789 try { 790 doHandleMessage(msg); 791 } finally { 792 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 793 } 794 } 795 796 void doHandleMessage(Message msg) { 797 switch (msg.what) { 798 case INIT_COPY: { 799 HandlerParams params = (HandlerParams) msg.obj; 800 int idx = mPendingInstalls.size(); 801 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 802 // If a bind was already initiated we dont really 803 // need to do anything. The pending install 804 // will be processed later on. 805 if (!mBound) { 806 // If this is the only one pending we might 807 // have to bind to the service again. 808 if (!connectToService()) { 809 Slog.e(TAG, "Failed to bind to media container service"); 810 params.serviceError(); 811 return; 812 } else { 813 // Once we bind to the service, the first 814 // pending request will be processed. 815 mPendingInstalls.add(idx, params); 816 } 817 } else { 818 mPendingInstalls.add(idx, params); 819 // Already bound to the service. Just make 820 // sure we trigger off processing the first request. 821 if (idx == 0) { 822 mHandler.sendEmptyMessage(MCS_BOUND); 823 } 824 } 825 break; 826 } 827 case MCS_BOUND: { 828 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 829 if (msg.obj != null) { 830 mContainerService = (IMediaContainerService) msg.obj; 831 } 832 if (mContainerService == null) { 833 // Something seriously wrong. Bail out 834 Slog.e(TAG, "Cannot bind to media container service"); 835 for (HandlerParams params : mPendingInstalls) { 836 // Indicate service bind error 837 params.serviceError(); 838 } 839 mPendingInstalls.clear(); 840 } else if (mPendingInstalls.size() > 0) { 841 HandlerParams params = mPendingInstalls.get(0); 842 if (params != null) { 843 if (params.startCopy()) { 844 // We are done... look for more work or to 845 // go idle. 846 if (DEBUG_SD_INSTALL) Log.i(TAG, 847 "Checking for more work or unbind..."); 848 // Delete pending install 849 if (mPendingInstalls.size() > 0) { 850 mPendingInstalls.remove(0); 851 } 852 if (mPendingInstalls.size() == 0) { 853 if (mBound) { 854 if (DEBUG_SD_INSTALL) Log.i(TAG, 855 "Posting delayed MCS_UNBIND"); 856 removeMessages(MCS_UNBIND); 857 Message ubmsg = obtainMessage(MCS_UNBIND); 858 // Unbind after a little delay, to avoid 859 // continual thrashing. 860 sendMessageDelayed(ubmsg, 10000); 861 } 862 } else { 863 // There are more pending requests in queue. 864 // Just post MCS_BOUND message to trigger processing 865 // of next pending install. 866 if (DEBUG_SD_INSTALL) Log.i(TAG, 867 "Posting MCS_BOUND for next work"); 868 mHandler.sendEmptyMessage(MCS_BOUND); 869 } 870 } 871 } 872 } else { 873 // Should never happen ideally. 874 Slog.w(TAG, "Empty queue"); 875 } 876 break; 877 } 878 case MCS_RECONNECT: { 879 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 880 if (mPendingInstalls.size() > 0) { 881 if (mBound) { 882 disconnectService(); 883 } 884 if (!connectToService()) { 885 Slog.e(TAG, "Failed to bind to media container service"); 886 for (HandlerParams params : mPendingInstalls) { 887 // Indicate service bind error 888 params.serviceError(); 889 } 890 mPendingInstalls.clear(); 891 } 892 } 893 break; 894 } 895 case MCS_UNBIND: { 896 // If there is no actual work left, then time to unbind. 897 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 898 899 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 900 if (mBound) { 901 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 902 903 disconnectService(); 904 } 905 } else if (mPendingInstalls.size() > 0) { 906 // There are more pending requests in queue. 907 // Just post MCS_BOUND message to trigger processing 908 // of next pending install. 909 mHandler.sendEmptyMessage(MCS_BOUND); 910 } 911 912 break; 913 } 914 case MCS_GIVE_UP: { 915 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 916 mPendingInstalls.remove(0); 917 break; 918 } 919 case SEND_PENDING_BROADCAST: { 920 String packages[]; 921 ArrayList<String> components[]; 922 int size = 0; 923 int uids[]; 924 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 925 synchronized (mPackages) { 926 if (mPendingBroadcasts == null) { 927 return; 928 } 929 size = mPendingBroadcasts.size(); 930 if (size <= 0) { 931 // Nothing to be done. Just return 932 return; 933 } 934 packages = new String[size]; 935 components = new ArrayList[size]; 936 uids = new int[size]; 937 int i = 0; // filling out the above arrays 938 939 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 940 int packageUserId = mPendingBroadcasts.userIdAt(n); 941 Iterator<Map.Entry<String, ArrayList<String>>> it 942 = mPendingBroadcasts.packagesForUserId(packageUserId) 943 .entrySet().iterator(); 944 while (it.hasNext() && i < size) { 945 Map.Entry<String, ArrayList<String>> ent = it.next(); 946 packages[i] = ent.getKey(); 947 components[i] = ent.getValue(); 948 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 949 uids[i] = (ps != null) 950 ? UserHandle.getUid(packageUserId, ps.appId) 951 : -1; 952 i++; 953 } 954 } 955 size = i; 956 mPendingBroadcasts.clear(); 957 } 958 // Send broadcasts 959 for (int i = 0; i < size; i++) { 960 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 961 } 962 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 963 break; 964 } 965 case START_CLEANING_PACKAGE: { 966 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 967 final String packageName = (String)msg.obj; 968 final int userId = msg.arg1; 969 final boolean andCode = msg.arg2 != 0; 970 synchronized (mPackages) { 971 if (userId == UserHandle.USER_ALL) { 972 int[] users = sUserManager.getUserIds(); 973 for (int user : users) { 974 mSettings.addPackageToCleanLPw( 975 new PackageCleanItem(user, packageName, andCode)); 976 } 977 } else { 978 mSettings.addPackageToCleanLPw( 979 new PackageCleanItem(userId, packageName, andCode)); 980 } 981 } 982 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 983 startCleaningPackages(); 984 } break; 985 case POST_INSTALL: { 986 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 987 PostInstallData data = mRunningInstalls.get(msg.arg1); 988 mRunningInstalls.delete(msg.arg1); 989 boolean deleteOld = false; 990 991 if (data != null) { 992 InstallArgs args = data.args; 993 PackageInstalledInfo res = data.res; 994 995 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 996 res.removedInfo.sendBroadcast(false, true, false); 997 Bundle extras = new Bundle(1); 998 extras.putInt(Intent.EXTRA_UID, res.uid); 999 // Determine the set of users who are adding this 1000 // package for the first time vs. those who are seeing 1001 // an update. 1002 int[] firstUsers; 1003 int[] updateUsers = new int[0]; 1004 if (res.origUsers == null || res.origUsers.length == 0) { 1005 firstUsers = res.newUsers; 1006 } else { 1007 firstUsers = new int[0]; 1008 for (int i=0; i<res.newUsers.length; i++) { 1009 int user = res.newUsers[i]; 1010 boolean isNew = true; 1011 for (int j=0; j<res.origUsers.length; j++) { 1012 if (res.origUsers[j] == user) { 1013 isNew = false; 1014 break; 1015 } 1016 } 1017 if (isNew) { 1018 int[] newFirst = new int[firstUsers.length+1]; 1019 System.arraycopy(firstUsers, 0, newFirst, 0, 1020 firstUsers.length); 1021 newFirst[firstUsers.length] = user; 1022 firstUsers = newFirst; 1023 } else { 1024 int[] newUpdate = new int[updateUsers.length+1]; 1025 System.arraycopy(updateUsers, 0, newUpdate, 0, 1026 updateUsers.length); 1027 newUpdate[updateUsers.length] = user; 1028 updateUsers = newUpdate; 1029 } 1030 } 1031 } 1032 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1033 res.pkg.applicationInfo.packageName, 1034 extras, null, null, firstUsers); 1035 final boolean update = res.removedInfo.removedPackage != null; 1036 if (update) { 1037 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1038 } 1039 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1040 res.pkg.applicationInfo.packageName, 1041 extras, null, null, updateUsers); 1042 if (update) { 1043 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1044 res.pkg.applicationInfo.packageName, 1045 extras, null, null, updateUsers); 1046 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1047 null, null, 1048 res.pkg.applicationInfo.packageName, null, updateUsers); 1049 1050 // treat asec-hosted packages like removable media on upgrade 1051 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1052 if (DEBUG_INSTALL) { 1053 Slog.i(TAG, "upgrading pkg " + res.pkg 1054 + " is ASEC-hosted -> AVAILABLE"); 1055 } 1056 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1057 ArrayList<String> pkgList = new ArrayList<String>(1); 1058 pkgList.add(res.pkg.applicationInfo.packageName); 1059 sendResourcesChangedBroadcast(true, true, 1060 pkgList,uidArray, null); 1061 } 1062 } 1063 if (res.removedInfo.args != null) { 1064 // Remove the replaced package's older resources safely now 1065 deleteOld = true; 1066 } 1067 1068 // Log current value of "unknown sources" setting 1069 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1070 getUnknownSourcesSettings()); 1071 } 1072 // Force a gc to clear up things 1073 Runtime.getRuntime().gc(); 1074 // We delete after a gc for applications on sdcard. 1075 if (deleteOld) { 1076 synchronized (mInstallLock) { 1077 res.removedInfo.args.doPostDeleteLI(true); 1078 } 1079 } 1080 if (args.observer != null) { 1081 try { 1082 Bundle extras = extrasForInstallResult(res); 1083 args.observer.packageInstalled(res.name, extras, res.returnCode); 1084 } catch (RemoteException e) { 1085 Slog.i(TAG, "Observer no longer exists."); 1086 } 1087 } 1088 } else { 1089 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1090 } 1091 } break; 1092 case UPDATED_MEDIA_STATUS: { 1093 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1094 boolean reportStatus = msg.arg1 == 1; 1095 boolean doGc = msg.arg2 == 1; 1096 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1097 if (doGc) { 1098 // Force a gc to clear up stale containers. 1099 Runtime.getRuntime().gc(); 1100 } 1101 if (msg.obj != null) { 1102 @SuppressWarnings("unchecked") 1103 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1104 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1105 // Unload containers 1106 unloadAllContainers(args); 1107 } 1108 if (reportStatus) { 1109 try { 1110 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1111 PackageHelper.getMountService().finishMediaUpdate(); 1112 } catch (RemoteException e) { 1113 Log.e(TAG, "MountService not running?"); 1114 } 1115 } 1116 } break; 1117 case WRITE_SETTINGS: { 1118 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1119 synchronized (mPackages) { 1120 removeMessages(WRITE_SETTINGS); 1121 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1122 mSettings.writeLPr(); 1123 mDirtyUsers.clear(); 1124 } 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 } break; 1127 case WRITE_PACKAGE_RESTRICTIONS: { 1128 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1129 synchronized (mPackages) { 1130 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1131 for (int userId : mDirtyUsers) { 1132 mSettings.writePackageRestrictionsLPr(userId); 1133 } 1134 mDirtyUsers.clear(); 1135 } 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1137 } break; 1138 case CHECK_PENDING_VERIFICATION: { 1139 final int verificationId = msg.arg1; 1140 final PackageVerificationState state = mPendingVerification.get(verificationId); 1141 1142 if ((state != null) && !state.timeoutExtended()) { 1143 final InstallArgs args = state.getInstallArgs(); 1144 final Uri originUri = Uri.fromFile(args.originFile); 1145 1146 Slog.i(TAG, "Verification timed out for " + originUri); 1147 mPendingVerification.remove(verificationId); 1148 1149 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1150 1151 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1152 Slog.i(TAG, "Continuing with installation of " + originUri); 1153 state.setVerifierResponse(Binder.getCallingUid(), 1154 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1155 broadcastPackageVerified(verificationId, originUri, 1156 PackageManager.VERIFICATION_ALLOW, 1157 state.getInstallArgs().getUser()); 1158 try { 1159 ret = args.copyApk(mContainerService, true); 1160 } catch (RemoteException e) { 1161 Slog.e(TAG, "Could not contact the ContainerService"); 1162 } 1163 } else { 1164 broadcastPackageVerified(verificationId, originUri, 1165 PackageManager.VERIFICATION_REJECT, 1166 state.getInstallArgs().getUser()); 1167 } 1168 1169 processPendingInstall(args, ret); 1170 mHandler.sendEmptyMessage(MCS_UNBIND); 1171 } 1172 break; 1173 } 1174 case PACKAGE_VERIFIED: { 1175 final int verificationId = msg.arg1; 1176 1177 final PackageVerificationState state = mPendingVerification.get(verificationId); 1178 if (state == null) { 1179 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1180 break; 1181 } 1182 1183 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1184 1185 state.setVerifierResponse(response.callerUid, response.code); 1186 1187 if (state.isVerificationComplete()) { 1188 mPendingVerification.remove(verificationId); 1189 1190 final InstallArgs args = state.getInstallArgs(); 1191 final Uri originUri = Uri.fromFile(args.originFile); 1192 1193 int ret; 1194 if (state.isInstallAllowed()) { 1195 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1196 broadcastPackageVerified(verificationId, originUri, 1197 response.code, state.getInstallArgs().getUser()); 1198 try { 1199 ret = args.copyApk(mContainerService, true); 1200 } catch (RemoteException e) { 1201 Slog.e(TAG, "Could not contact the ContainerService"); 1202 } 1203 } else { 1204 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1205 } 1206 1207 processPendingInstall(args, ret); 1208 1209 mHandler.sendEmptyMessage(MCS_UNBIND); 1210 } 1211 1212 break; 1213 } 1214 } 1215 } 1216 } 1217 1218 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1219 Bundle extras = null; 1220 switch (res.returnCode) { 1221 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1222 extras = new Bundle(); 1223 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1224 res.origPermission); 1225 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1226 res.origPackage); 1227 break; 1228 } 1229 } 1230 return extras; 1231 } 1232 1233 void scheduleWriteSettingsLocked() { 1234 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1235 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1236 } 1237 } 1238 1239 void scheduleWritePackageRestrictionsLocked(int userId) { 1240 if (!sUserManager.exists(userId)) return; 1241 mDirtyUsers.add(userId); 1242 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1243 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1244 } 1245 } 1246 1247 public static final PackageManagerService main(Context context, Installer installer, 1248 boolean factoryTest, boolean onlyCore) { 1249 PackageManagerService m = new PackageManagerService(context, installer, 1250 factoryTest, onlyCore); 1251 ServiceManager.addService("package", m); 1252 return m; 1253 } 1254 1255 static String[] splitString(String str, char sep) { 1256 int count = 1; 1257 int i = 0; 1258 while ((i=str.indexOf(sep, i)) >= 0) { 1259 count++; 1260 i++; 1261 } 1262 1263 String[] res = new String[count]; 1264 i=0; 1265 count = 0; 1266 int lastI=0; 1267 while ((i=str.indexOf(sep, i)) >= 0) { 1268 res[count] = str.substring(lastI, i); 1269 count++; 1270 i++; 1271 lastI = i; 1272 } 1273 res[count] = str.substring(lastI, str.length()); 1274 return res; 1275 } 1276 1277 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1278 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1279 Context.DISPLAY_SERVICE); 1280 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1281 } 1282 1283 public PackageManagerService(Context context, Installer installer, 1284 boolean factoryTest, boolean onlyCore) { 1285 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1286 SystemClock.uptimeMillis()); 1287 1288 if (mSdkVersion <= 0) { 1289 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1290 } 1291 1292 mContext = context; 1293 mFactoryTest = factoryTest; 1294 mOnlyCore = onlyCore; 1295 mMetrics = new DisplayMetrics(); 1296 mSettings = new Settings(context); 1297 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1298 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1299 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1300 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1301 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1302 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1303 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1304 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1305 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1306 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1307 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1308 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1309 1310 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1311 if (separateProcesses != null && separateProcesses.length() > 0) { 1312 if ("*".equals(separateProcesses)) { 1313 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1314 mSeparateProcesses = null; 1315 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1316 } else { 1317 mDefParseFlags = 0; 1318 mSeparateProcesses = separateProcesses.split(","); 1319 Slog.w(TAG, "Running with debug.separate_processes: " 1320 + separateProcesses); 1321 } 1322 } else { 1323 mDefParseFlags = 0; 1324 mSeparateProcesses = null; 1325 } 1326 1327 mInstaller = installer; 1328 1329 getDefaultDisplayMetrics(context, mMetrics); 1330 1331 SystemConfig systemConfig = SystemConfig.getInstance(); 1332 mGlobalGids = systemConfig.getGlobalGids(); 1333 mSystemPermissions = systemConfig.getSystemPermissions(); 1334 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1335 1336 synchronized (mInstallLock) { 1337 // writer 1338 synchronized (mPackages) { 1339 mHandlerThread = new ServiceThread(TAG, 1340 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1341 mHandlerThread.start(); 1342 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1343 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1344 1345 File dataDir = Environment.getDataDirectory(); 1346 mAppDataDir = new File(dataDir, "data"); 1347 mAppInstallDir = new File(dataDir, "app"); 1348 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1349 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1350 mUserAppDataDir = new File(dataDir, "user"); 1351 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1352 1353 sUserManager = new UserManagerService(context, this, 1354 mInstallLock, mPackages); 1355 1356 // Propagate permission configuration in to package manager. 1357 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1358 = systemConfig.getPermissions(); 1359 for (int i=0; i<permConfig.size(); i++) { 1360 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1361 BasePermission bp = mSettings.mPermissions.get(perm.name); 1362 if (bp == null) { 1363 bp = new BasePermission(perm.name, null, BasePermission.TYPE_BUILTIN); 1364 mSettings.mPermissions.put(perm.name, bp); 1365 } 1366 if (perm.gids != null) { 1367 bp.gids = appendInts(bp.gids, perm.gids); 1368 } 1369 } 1370 1371 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1372 for (int i=0; i<libConfig.size(); i++) { 1373 mSharedLibraries.put(libConfig.keyAt(i), 1374 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1375 } 1376 1377 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1378 1379 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1380 mSdkVersion, mOnlyCore); 1381 1382 String customResolverActivity = Resources.getSystem().getString( 1383 R.string.config_customResolverActivity); 1384 if (TextUtils.isEmpty(customResolverActivity)) { 1385 customResolverActivity = null; 1386 } else { 1387 mCustomResolverComponentName = ComponentName.unflattenFromString( 1388 customResolverActivity); 1389 } 1390 1391 long startTime = SystemClock.uptimeMillis(); 1392 1393 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1394 startTime); 1395 1396 // Set flag to monitor and not change apk file paths when 1397 // scanning install directories. 1398 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1399 1400 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1401 1402 /** 1403 * Add everything in the in the boot class path to the 1404 * list of process files because dexopt will have been run 1405 * if necessary during zygote startup. 1406 */ 1407 String bootClassPath = System.getProperty("java.boot.class.path"); 1408 if (bootClassPath != null) { 1409 String[] paths = splitString(bootClassPath, ':'); 1410 for (int i=0; i<paths.length; i++) { 1411 alreadyDexOpted.add(paths[i]); 1412 } 1413 } else { 1414 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1415 } 1416 1417 boolean didDexOptLibraryOrTool = false; 1418 1419 final List<String> instructionSets = getAllInstructionSets(); 1420 1421 /** 1422 * Ensure all external libraries have had dexopt run on them. 1423 */ 1424 if (mSharedLibraries.size() > 0) { 1425 // NOTE: For now, we're compiling these system "shared libraries" 1426 // (and framework jars) into all available architectures. It's possible 1427 // to compile them only when we come across an app that uses them (there's 1428 // already logic for that in scanPackageLI) but that adds some complexity. 1429 for (String instructionSet : instructionSets) { 1430 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1431 final String lib = libEntry.path; 1432 if (lib == null) { 1433 continue; 1434 } 1435 1436 try { 1437 if (DexFile.isDexOptNeededInternal(lib, null, instructionSet, false)) { 1438 alreadyDexOpted.add(lib); 1439 1440 // The list of "shared libraries" we have at this point is 1441 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, instructionSet); 1442 didDexOptLibraryOrTool = true; 1443 } 1444 } catch (FileNotFoundException e) { 1445 Slog.w(TAG, "Library not found: " + lib); 1446 } catch (IOException e) { 1447 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1448 + e.getMessage()); 1449 } 1450 } 1451 } 1452 } 1453 1454 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1455 1456 // Gross hack for now: we know this file doesn't contain any 1457 // code, so don't dexopt it to avoid the resulting log spew. 1458 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1459 1460 // Gross hack for now: we know this file is only part of 1461 // the boot class path for art, so don't dexopt it to 1462 // avoid the resulting log spew. 1463 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1464 1465 /** 1466 * And there are a number of commands implemented in Java, which 1467 * we currently need to do the dexopt on so that they can be 1468 * run from a non-root shell. 1469 */ 1470 String[] frameworkFiles = frameworkDir.list(); 1471 if (frameworkFiles != null) { 1472 // TODO: We could compile these only for the most preferred ABI. We should 1473 // first double check that the dex files for these commands are not referenced 1474 // by other system apps. 1475 for (String instructionSet : instructionSets) { 1476 for (int i=0; i<frameworkFiles.length; i++) { 1477 File libPath = new File(frameworkDir, frameworkFiles[i]); 1478 String path = libPath.getPath(); 1479 // Skip the file if we already did it. 1480 if (alreadyDexOpted.contains(path)) { 1481 continue; 1482 } 1483 // Skip the file if it is not a type we want to dexopt. 1484 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1485 continue; 1486 } 1487 try { 1488 if (DexFile.isDexOptNeededInternal(path, null, instructionSet, false)) { 1489 mInstaller.dexopt(path, Process.SYSTEM_UID, true, instructionSet); 1490 didDexOptLibraryOrTool = true; 1491 } 1492 } catch (FileNotFoundException e) { 1493 Slog.w(TAG, "Jar not found: " + path); 1494 } catch (IOException e) { 1495 Slog.w(TAG, "Exception reading jar: " + path, e); 1496 } 1497 } 1498 } 1499 } 1500 1501 if (didDexOptLibraryOrTool) { 1502 // If we dexopted a library or tool, then something on the system has 1503 // changed. Consider this significant, and wipe away all other 1504 // existing dexopt files to ensure we don't leave any dangling around. 1505 // 1506 // TODO: This should be revisited because it isn't as good an indicator 1507 // as it used to be. It used to include the boot classpath but at some point 1508 // DexFile.isDexOptNeeded started returning false for the boot 1509 // class path files in all cases. It is very possible in a 1510 // small maintenance release update that the library and tool 1511 // jars may be unchanged but APK could be removed resulting in 1512 // unused dalvik-cache files. 1513 for (String instructionSet : instructionSets) { 1514 mInstaller.pruneDexCache(instructionSet); 1515 } 1516 1517 // Additionally, delete all dex files from the root directory 1518 // since there shouldn't be any there anyway, unless we're upgrading 1519 // from an older OS version or a build that contained the "old" style 1520 // flat scheme. 1521 mInstaller.pruneDexCache("."); 1522 } 1523 1524 // Collect vendor overlay packages. 1525 // (Do this before scanning any apps.) 1526 // For security and version matching reason, only consider 1527 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1528 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1529 mVendorOverlayInstallObserver = new AppDirObserver( 1530 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1531 mVendorOverlayInstallObserver.startWatching(); 1532 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1533 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1534 1535 // Find base frameworks (resource packages without code). 1536 mFrameworkInstallObserver = new AppDirObserver( 1537 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1538 mFrameworkInstallObserver.startWatching(); 1539 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1540 | PackageParser.PARSE_IS_SYSTEM_DIR 1541 | PackageParser.PARSE_IS_PRIVILEGED, 1542 scanMode | SCAN_NO_DEX, 0); 1543 1544 // Collected privileged system packages. 1545 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1546 mPrivilegedInstallObserver = new AppDirObserver( 1547 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1548 mPrivilegedInstallObserver.startWatching(); 1549 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1550 | PackageParser.PARSE_IS_SYSTEM_DIR 1551 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1552 1553 // Collect ordinary system packages. 1554 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1555 mSystemInstallObserver = new AppDirObserver( 1556 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1557 mSystemInstallObserver.startWatching(); 1558 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1559 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1560 1561 // Collect all vendor packages. 1562 File vendorAppDir = new File("/vendor/app"); 1563 try { 1564 vendorAppDir = vendorAppDir.getCanonicalFile(); 1565 } catch (IOException e) { 1566 // failed to look up canonical path, continue with original one 1567 } 1568 mVendorInstallObserver = new AppDirObserver( 1569 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1570 mVendorInstallObserver.startWatching(); 1571 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1572 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1573 1574 // Collect all OEM packages. 1575 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1576 mOemInstallObserver = new AppDirObserver( 1577 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1578 mOemInstallObserver.startWatching(); 1579 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1580 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1581 1582 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1583 mInstaller.moveFiles(); 1584 1585 // Prune any system packages that no longer exist. 1586 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1587 if (!mOnlyCore) { 1588 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1589 while (psit.hasNext()) { 1590 PackageSetting ps = psit.next(); 1591 1592 /* 1593 * If this is not a system app, it can't be a 1594 * disable system app. 1595 */ 1596 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1597 continue; 1598 } 1599 1600 /* 1601 * If the package is scanned, it's not erased. 1602 */ 1603 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1604 if (scannedPkg != null) { 1605 /* 1606 * If the system app is both scanned and in the 1607 * disabled packages list, then it must have been 1608 * added via OTA. Remove it from the currently 1609 * scanned package so the previously user-installed 1610 * application can be scanned. 1611 */ 1612 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1613 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1614 + "; removing system app"); 1615 removePackageLI(ps, true); 1616 } 1617 1618 continue; 1619 } 1620 1621 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1622 psit.remove(); 1623 String msg = "System package " + ps.name 1624 + " no longer exists; wiping its data"; 1625 reportSettingsProblem(Log.WARN, msg); 1626 removeDataDirsLI(ps.name); 1627 } else { 1628 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1629 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1630 possiblyDeletedUpdatedSystemApps.add(ps.name); 1631 } 1632 } 1633 } 1634 } 1635 1636 //look for any incomplete package installations 1637 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1638 //clean up list 1639 for(int i = 0; i < deletePkgsList.size(); i++) { 1640 //clean up here 1641 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1642 } 1643 //delete tmp files 1644 deleteTempPackageFiles(); 1645 1646 // Remove any shared userIDs that have no associated packages 1647 mSettings.pruneSharedUsersLPw(); 1648 1649 if (!mOnlyCore) { 1650 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1651 SystemClock.uptimeMillis()); 1652 mAppInstallObserver = new AppDirObserver( 1653 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1654 mAppInstallObserver.startWatching(); 1655 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1656 1657 mDrmAppInstallObserver = new AppDirObserver( 1658 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1659 mDrmAppInstallObserver.startWatching(); 1660 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1661 scanMode, 0); 1662 1663 /** 1664 * Remove disable package settings for any updated system 1665 * apps that were removed via an OTA. If they're not a 1666 * previously-updated app, remove them completely. 1667 * Otherwise, just revoke their system-level permissions. 1668 */ 1669 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1670 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1671 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1672 1673 String msg; 1674 if (deletedPkg == null) { 1675 msg = "Updated system package " + deletedAppName 1676 + " no longer exists; wiping its data"; 1677 removeDataDirsLI(deletedAppName); 1678 } else { 1679 msg = "Updated system app + " + deletedAppName 1680 + " no longer present; removing system privileges for " 1681 + deletedAppName; 1682 1683 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1684 1685 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1686 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1687 } 1688 reportSettingsProblem(Log.WARN, msg); 1689 } 1690 } else { 1691 mAppInstallObserver = null; 1692 mDrmAppInstallObserver = null; 1693 } 1694 1695 // Now that we know all of the shared libraries, update all clients to have 1696 // the correct library paths. 1697 updateAllSharedLibrariesLPw(); 1698 1699 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1700 // NOTE: We ignore potential failures here during a system scan (like 1701 // the rest of the commands above) because there's precious little we 1702 // can do about it. A settings error is reported, though. 1703 adjustCpuAbisForSharedUserLPw(setting.packages, null, 1704 false /* force dexopt */, false /* defer dexopt */); 1705 } 1706 1707 // Now that we know all the packages we are keeping, 1708 // read and update their last usage times. 1709 mPackageUsage.readLP(); 1710 1711 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1712 SystemClock.uptimeMillis()); 1713 Slog.i(TAG, "Time to scan packages: " 1714 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1715 + " seconds"); 1716 1717 // If the platform SDK has changed since the last time we booted, 1718 // we need to re-grant app permission to catch any new ones that 1719 // appear. This is really a hack, and means that apps can in some 1720 // cases get permissions that the user didn't initially explicitly 1721 // allow... it would be nice to have some better way to handle 1722 // this situation. 1723 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1724 != mSdkVersion; 1725 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1726 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1727 + "; regranting permissions for internal storage"); 1728 mSettings.mInternalSdkPlatform = mSdkVersion; 1729 1730 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1731 | (regrantPermissions 1732 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1733 : 0)); 1734 1735 // If this is the first boot, and it is a normal boot, then 1736 // we need to initialize the default preferred apps. 1737 if (!mRestoredSettings && !onlyCore) { 1738 mSettings.readDefaultPreferredAppsLPw(this, 0); 1739 } 1740 1741 // All the changes are done during package scanning. 1742 mSettings.updateInternalDatabaseVersion(); 1743 1744 // can downgrade to reader 1745 mSettings.writeLPr(); 1746 1747 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1748 SystemClock.uptimeMillis()); 1749 1750 1751 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1752 } // synchronized (mPackages) 1753 } // synchronized (mInstallLock) 1754 1755 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1756 1757 // Now after opening every single application zip, make sure they 1758 // are all flushed. Not really needed, but keeps things nice and 1759 // tidy. 1760 Runtime.getRuntime().gc(); 1761 } 1762 1763 @Override 1764 public boolean isFirstBoot() { 1765 return !mRestoredSettings; 1766 } 1767 1768 @Override 1769 public boolean isOnlyCoreApps() { 1770 return mOnlyCore; 1771 } 1772 1773 private String getRequiredVerifierLPr() { 1774 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1775 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1776 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1777 1778 String requiredVerifier = null; 1779 1780 final int N = receivers.size(); 1781 for (int i = 0; i < N; i++) { 1782 final ResolveInfo info = receivers.get(i); 1783 1784 if (info.activityInfo == null) { 1785 continue; 1786 } 1787 1788 final String packageName = info.activityInfo.packageName; 1789 1790 final PackageSetting ps = mSettings.mPackages.get(packageName); 1791 if (ps == null) { 1792 continue; 1793 } 1794 1795 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1796 if (!gp.grantedPermissions 1797 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1798 continue; 1799 } 1800 1801 if (requiredVerifier != null) { 1802 throw new RuntimeException("There can be only one required verifier"); 1803 } 1804 1805 requiredVerifier = packageName; 1806 } 1807 1808 return requiredVerifier; 1809 } 1810 1811 @Override 1812 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1813 throws RemoteException { 1814 try { 1815 return super.onTransact(code, data, reply, flags); 1816 } catch (RuntimeException e) { 1817 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1818 Slog.wtf(TAG, "Package Manager Crash", e); 1819 } 1820 throw e; 1821 } 1822 } 1823 1824 void cleanupInstallFailedPackage(PackageSetting ps) { 1825 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1826 removeDataDirsLI(ps.name); 1827 1828 // TODO: try cleaning up codePath directory contents first, since it 1829 // might be a cluster 1830 1831 if (ps.codePath != null) { 1832 if (!ps.codePath.delete()) { 1833 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1834 } 1835 } 1836 if (ps.resourcePath != null) { 1837 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1838 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1839 } 1840 } 1841 mSettings.removePackageLPw(ps.name); 1842 } 1843 1844 static int[] appendInts(int[] cur, int[] add) { 1845 if (add == null) return cur; 1846 if (cur == null) return add; 1847 final int N = add.length; 1848 for (int i=0; i<N; i++) { 1849 cur = appendInt(cur, add[i]); 1850 } 1851 return cur; 1852 } 1853 1854 static int[] removeInts(int[] cur, int[] rem) { 1855 if (rem == null) return cur; 1856 if (cur == null) return cur; 1857 final int N = rem.length; 1858 for (int i=0; i<N; i++) { 1859 cur = removeInt(cur, rem[i]); 1860 } 1861 return cur; 1862 } 1863 1864 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1865 if (!sUserManager.exists(userId)) return null; 1866 final PackageSetting ps = (PackageSetting) p.mExtras; 1867 if (ps == null) { 1868 return null; 1869 } 1870 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1871 final PackageUserState state = ps.readUserState(userId); 1872 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1873 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1874 state, userId); 1875 } 1876 1877 @Override 1878 public boolean isPackageAvailable(String packageName, int userId) { 1879 if (!sUserManager.exists(userId)) return false; 1880 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1881 synchronized (mPackages) { 1882 PackageParser.Package p = mPackages.get(packageName); 1883 if (p != null) { 1884 final PackageSetting ps = (PackageSetting) p.mExtras; 1885 if (ps != null) { 1886 final PackageUserState state = ps.readUserState(userId); 1887 if (state != null) { 1888 return PackageParser.isAvailable(state); 1889 } 1890 } 1891 } 1892 } 1893 return false; 1894 } 1895 1896 @Override 1897 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1898 if (!sUserManager.exists(userId)) return null; 1899 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1900 // reader 1901 synchronized (mPackages) { 1902 PackageParser.Package p = mPackages.get(packageName); 1903 if (DEBUG_PACKAGE_INFO) 1904 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1905 if (p != null) { 1906 return generatePackageInfo(p, flags, userId); 1907 } 1908 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1909 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1910 } 1911 } 1912 return null; 1913 } 1914 1915 @Override 1916 public String[] currentToCanonicalPackageNames(String[] names) { 1917 String[] out = new String[names.length]; 1918 // reader 1919 synchronized (mPackages) { 1920 for (int i=names.length-1; i>=0; i--) { 1921 PackageSetting ps = mSettings.mPackages.get(names[i]); 1922 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1923 } 1924 } 1925 return out; 1926 } 1927 1928 @Override 1929 public String[] canonicalToCurrentPackageNames(String[] names) { 1930 String[] out = new String[names.length]; 1931 // reader 1932 synchronized (mPackages) { 1933 for (int i=names.length-1; i>=0; i--) { 1934 String cur = mSettings.mRenamedPackages.get(names[i]); 1935 out[i] = cur != null ? cur : names[i]; 1936 } 1937 } 1938 return out; 1939 } 1940 1941 @Override 1942 public int getPackageUid(String packageName, int userId) { 1943 if (!sUserManager.exists(userId)) return -1; 1944 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1945 // reader 1946 synchronized (mPackages) { 1947 PackageParser.Package p = mPackages.get(packageName); 1948 if(p != null) { 1949 return UserHandle.getUid(userId, p.applicationInfo.uid); 1950 } 1951 PackageSetting ps = mSettings.mPackages.get(packageName); 1952 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1953 return -1; 1954 } 1955 p = ps.pkg; 1956 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1957 } 1958 } 1959 1960 @Override 1961 public int[] getPackageGids(String packageName) { 1962 // reader 1963 synchronized (mPackages) { 1964 PackageParser.Package p = mPackages.get(packageName); 1965 if (DEBUG_PACKAGE_INFO) 1966 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1967 if (p != null) { 1968 final PackageSetting ps = (PackageSetting)p.mExtras; 1969 return ps.getGids(); 1970 } 1971 } 1972 // stupid thing to indicate an error. 1973 return new int[0]; 1974 } 1975 1976 static final PermissionInfo generatePermissionInfo( 1977 BasePermission bp, int flags) { 1978 if (bp.perm != null) { 1979 return PackageParser.generatePermissionInfo(bp.perm, flags); 1980 } 1981 PermissionInfo pi = new PermissionInfo(); 1982 pi.name = bp.name; 1983 pi.packageName = bp.sourcePackage; 1984 pi.nonLocalizedLabel = bp.name; 1985 pi.protectionLevel = bp.protectionLevel; 1986 return pi; 1987 } 1988 1989 @Override 1990 public PermissionInfo getPermissionInfo(String name, int flags) { 1991 // reader 1992 synchronized (mPackages) { 1993 final BasePermission p = mSettings.mPermissions.get(name); 1994 if (p != null) { 1995 return generatePermissionInfo(p, flags); 1996 } 1997 return null; 1998 } 1999 } 2000 2001 @Override 2002 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2003 // reader 2004 synchronized (mPackages) { 2005 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2006 for (BasePermission p : mSettings.mPermissions.values()) { 2007 if (group == null) { 2008 if (p.perm == null || p.perm.info.group == null) { 2009 out.add(generatePermissionInfo(p, flags)); 2010 } 2011 } else { 2012 if (p.perm != null && group.equals(p.perm.info.group)) { 2013 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2014 } 2015 } 2016 } 2017 2018 if (out.size() > 0) { 2019 return out; 2020 } 2021 return mPermissionGroups.containsKey(group) ? out : null; 2022 } 2023 } 2024 2025 @Override 2026 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2027 // reader 2028 synchronized (mPackages) { 2029 return PackageParser.generatePermissionGroupInfo( 2030 mPermissionGroups.get(name), flags); 2031 } 2032 } 2033 2034 @Override 2035 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2036 // reader 2037 synchronized (mPackages) { 2038 final int N = mPermissionGroups.size(); 2039 ArrayList<PermissionGroupInfo> out 2040 = new ArrayList<PermissionGroupInfo>(N); 2041 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2042 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2043 } 2044 return out; 2045 } 2046 } 2047 2048 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2049 int userId) { 2050 if (!sUserManager.exists(userId)) return null; 2051 PackageSetting ps = mSettings.mPackages.get(packageName); 2052 if (ps != null) { 2053 if (ps.pkg == null) { 2054 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2055 flags, userId); 2056 if (pInfo != null) { 2057 return pInfo.applicationInfo; 2058 } 2059 return null; 2060 } 2061 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2062 ps.readUserState(userId), userId); 2063 } 2064 return null; 2065 } 2066 2067 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2068 int userId) { 2069 if (!sUserManager.exists(userId)) return null; 2070 PackageSetting ps = mSettings.mPackages.get(packageName); 2071 if (ps != null) { 2072 PackageParser.Package pkg = ps.pkg; 2073 if (pkg == null) { 2074 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2075 return null; 2076 } 2077 // Only data remains, so we aren't worried about code paths 2078 pkg = new PackageParser.Package(packageName); 2079 pkg.applicationInfo.packageName = packageName; 2080 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2081 pkg.applicationInfo.dataDir = 2082 getDataPathForPackage(packageName, 0).getPath(); 2083 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2084 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2085 } 2086 return generatePackageInfo(pkg, flags, userId); 2087 } 2088 return null; 2089 } 2090 2091 @Override 2092 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2093 if (!sUserManager.exists(userId)) return null; 2094 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2095 // writer 2096 synchronized (mPackages) { 2097 PackageParser.Package p = mPackages.get(packageName); 2098 if (DEBUG_PACKAGE_INFO) Log.v( 2099 TAG, "getApplicationInfo " + packageName 2100 + ": " + p); 2101 if (p != null) { 2102 PackageSetting ps = mSettings.mPackages.get(packageName); 2103 if (ps == null) return null; 2104 // Note: isEnabledLP() does not apply here - always return info 2105 return PackageParser.generateApplicationInfo( 2106 p, flags, ps.readUserState(userId), userId); 2107 } 2108 if ("android".equals(packageName)||"system".equals(packageName)) { 2109 return mAndroidApplication; 2110 } 2111 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2112 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2113 } 2114 } 2115 return null; 2116 } 2117 2118 2119 @Override 2120 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2121 mContext.enforceCallingOrSelfPermission( 2122 android.Manifest.permission.CLEAR_APP_CACHE, null); 2123 // Queue up an async operation since clearing cache may take a little while. 2124 mHandler.post(new Runnable() { 2125 public void run() { 2126 mHandler.removeCallbacks(this); 2127 int retCode = -1; 2128 synchronized (mInstallLock) { 2129 retCode = mInstaller.freeCache(freeStorageSize); 2130 if (retCode < 0) { 2131 Slog.w(TAG, "Couldn't clear application caches"); 2132 } 2133 } 2134 if (observer != null) { 2135 try { 2136 observer.onRemoveCompleted(null, (retCode >= 0)); 2137 } catch (RemoteException e) { 2138 Slog.w(TAG, "RemoveException when invoking call back"); 2139 } 2140 } 2141 } 2142 }); 2143 } 2144 2145 @Override 2146 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2147 mContext.enforceCallingOrSelfPermission( 2148 android.Manifest.permission.CLEAR_APP_CACHE, null); 2149 // Queue up an async operation since clearing cache may take a little while. 2150 mHandler.post(new Runnable() { 2151 public void run() { 2152 mHandler.removeCallbacks(this); 2153 int retCode = -1; 2154 synchronized (mInstallLock) { 2155 retCode = mInstaller.freeCache(freeStorageSize); 2156 if (retCode < 0) { 2157 Slog.w(TAG, "Couldn't clear application caches"); 2158 } 2159 } 2160 if(pi != null) { 2161 try { 2162 // Callback via pending intent 2163 int code = (retCode >= 0) ? 1 : 0; 2164 pi.sendIntent(null, code, null, 2165 null, null); 2166 } catch (SendIntentException e1) { 2167 Slog.i(TAG, "Failed to send pending intent"); 2168 } 2169 } 2170 } 2171 }); 2172 } 2173 2174 void freeStorage(long freeStorageSize) throws IOException { 2175 synchronized (mInstallLock) { 2176 if (mInstaller.freeCache(freeStorageSize) < 0) { 2177 throw new IOException("Failed to free enough space"); 2178 } 2179 } 2180 } 2181 2182 @Override 2183 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2184 if (!sUserManager.exists(userId)) return null; 2185 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2186 synchronized (mPackages) { 2187 PackageParser.Activity a = mActivities.mActivities.get(component); 2188 2189 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2190 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2191 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2192 if (ps == null) return null; 2193 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2194 userId); 2195 } 2196 if (mResolveComponentName.equals(component)) { 2197 return mResolveActivity; 2198 } 2199 } 2200 return null; 2201 } 2202 2203 @Override 2204 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2205 String resolvedType) { 2206 synchronized (mPackages) { 2207 PackageParser.Activity a = mActivities.mActivities.get(component); 2208 if (a == null) { 2209 return false; 2210 } 2211 for (int i=0; i<a.intents.size(); i++) { 2212 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2213 intent.getData(), intent.getCategories(), TAG) >= 0) { 2214 return true; 2215 } 2216 } 2217 return false; 2218 } 2219 } 2220 2221 @Override 2222 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2223 if (!sUserManager.exists(userId)) return null; 2224 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2225 synchronized (mPackages) { 2226 PackageParser.Activity a = mReceivers.mActivities.get(component); 2227 if (DEBUG_PACKAGE_INFO) Log.v( 2228 TAG, "getReceiverInfo " + component + ": " + a); 2229 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2230 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2231 if (ps == null) return null; 2232 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2233 userId); 2234 } 2235 } 2236 return null; 2237 } 2238 2239 @Override 2240 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2241 if (!sUserManager.exists(userId)) return null; 2242 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2243 synchronized (mPackages) { 2244 PackageParser.Service s = mServices.mServices.get(component); 2245 if (DEBUG_PACKAGE_INFO) Log.v( 2246 TAG, "getServiceInfo " + component + ": " + s); 2247 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2248 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2249 if (ps == null) return null; 2250 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2251 userId); 2252 } 2253 } 2254 return null; 2255 } 2256 2257 @Override 2258 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2259 if (!sUserManager.exists(userId)) return null; 2260 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2261 synchronized (mPackages) { 2262 PackageParser.Provider p = mProviders.mProviders.get(component); 2263 if (DEBUG_PACKAGE_INFO) Log.v( 2264 TAG, "getProviderInfo " + component + ": " + p); 2265 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2266 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2267 if (ps == null) return null; 2268 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2269 userId); 2270 } 2271 } 2272 return null; 2273 } 2274 2275 @Override 2276 public String[] getSystemSharedLibraryNames() { 2277 Set<String> libSet; 2278 synchronized (mPackages) { 2279 libSet = mSharedLibraries.keySet(); 2280 int size = libSet.size(); 2281 if (size > 0) { 2282 String[] libs = new String[size]; 2283 libSet.toArray(libs); 2284 return libs; 2285 } 2286 } 2287 return null; 2288 } 2289 2290 @Override 2291 public FeatureInfo[] getSystemAvailableFeatures() { 2292 Collection<FeatureInfo> featSet; 2293 synchronized (mPackages) { 2294 featSet = mAvailableFeatures.values(); 2295 int size = featSet.size(); 2296 if (size > 0) { 2297 FeatureInfo[] features = new FeatureInfo[size+1]; 2298 featSet.toArray(features); 2299 FeatureInfo fi = new FeatureInfo(); 2300 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2301 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2302 features[size] = fi; 2303 return features; 2304 } 2305 } 2306 return null; 2307 } 2308 2309 @Override 2310 public boolean hasSystemFeature(String name) { 2311 synchronized (mPackages) { 2312 return mAvailableFeatures.containsKey(name); 2313 } 2314 } 2315 2316 private void checkValidCaller(int uid, int userId) { 2317 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2318 return; 2319 2320 throw new SecurityException("Caller uid=" + uid 2321 + " is not privileged to communicate with user=" + userId); 2322 } 2323 2324 @Override 2325 public int checkPermission(String permName, String pkgName) { 2326 synchronized (mPackages) { 2327 PackageParser.Package p = mPackages.get(pkgName); 2328 if (p != null && p.mExtras != null) { 2329 PackageSetting ps = (PackageSetting)p.mExtras; 2330 if (ps.sharedUser != null) { 2331 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2332 return PackageManager.PERMISSION_GRANTED; 2333 } 2334 } else if (ps.grantedPermissions.contains(permName)) { 2335 return PackageManager.PERMISSION_GRANTED; 2336 } 2337 } 2338 } 2339 return PackageManager.PERMISSION_DENIED; 2340 } 2341 2342 @Override 2343 public int checkUidPermission(String permName, int uid) { 2344 synchronized (mPackages) { 2345 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2346 if (obj != null) { 2347 GrantedPermissions gp = (GrantedPermissions)obj; 2348 if (gp.grantedPermissions.contains(permName)) { 2349 return PackageManager.PERMISSION_GRANTED; 2350 } 2351 } else { 2352 HashSet<String> perms = mSystemPermissions.get(uid); 2353 if (perms != null && perms.contains(permName)) { 2354 return PackageManager.PERMISSION_GRANTED; 2355 } 2356 } 2357 } 2358 return PackageManager.PERMISSION_DENIED; 2359 } 2360 2361 /** 2362 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2363 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2364 * @param message the message to log on security exception 2365 */ 2366 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2367 String message) { 2368 if (userId < 0) { 2369 throw new IllegalArgumentException("Invalid userId " + userId); 2370 } 2371 if (userId == UserHandle.getUserId(callingUid)) return; 2372 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2373 if (requireFullPermission) { 2374 mContext.enforceCallingOrSelfPermission( 2375 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2376 } else { 2377 try { 2378 mContext.enforceCallingOrSelfPermission( 2379 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2380 } catch (SecurityException se) { 2381 mContext.enforceCallingOrSelfPermission( 2382 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2383 } 2384 } 2385 } 2386 } 2387 2388 private BasePermission findPermissionTreeLP(String permName) { 2389 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2390 if (permName.startsWith(bp.name) && 2391 permName.length() > bp.name.length() && 2392 permName.charAt(bp.name.length()) == '.') { 2393 return bp; 2394 } 2395 } 2396 return null; 2397 } 2398 2399 private BasePermission checkPermissionTreeLP(String permName) { 2400 if (permName != null) { 2401 BasePermission bp = findPermissionTreeLP(permName); 2402 if (bp != null) { 2403 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2404 return bp; 2405 } 2406 throw new SecurityException("Calling uid " 2407 + Binder.getCallingUid() 2408 + " is not allowed to add to permission tree " 2409 + bp.name + " owned by uid " + bp.uid); 2410 } 2411 } 2412 throw new SecurityException("No permission tree found for " + permName); 2413 } 2414 2415 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2416 if (s1 == null) { 2417 return s2 == null; 2418 } 2419 if (s2 == null) { 2420 return false; 2421 } 2422 if (s1.getClass() != s2.getClass()) { 2423 return false; 2424 } 2425 return s1.equals(s2); 2426 } 2427 2428 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2429 if (pi1.icon != pi2.icon) return false; 2430 if (pi1.logo != pi2.logo) return false; 2431 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2432 if (!compareStrings(pi1.name, pi2.name)) return false; 2433 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2434 // We'll take care of setting this one. 2435 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2436 // These are not currently stored in settings. 2437 //if (!compareStrings(pi1.group, pi2.group)) return false; 2438 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2439 //if (pi1.labelRes != pi2.labelRes) return false; 2440 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2441 return true; 2442 } 2443 2444 int permissionInfoFootprint(PermissionInfo info) { 2445 int size = info.name.length(); 2446 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2447 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2448 return size; 2449 } 2450 2451 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2452 int size = 0; 2453 for (BasePermission perm : mSettings.mPermissions.values()) { 2454 if (perm.uid == tree.uid) { 2455 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2456 } 2457 } 2458 return size; 2459 } 2460 2461 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2462 // We calculate the max size of permissions defined by this uid and throw 2463 // if that plus the size of 'info' would exceed our stated maximum. 2464 if (tree.uid != Process.SYSTEM_UID) { 2465 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2466 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2467 throw new SecurityException("Permission tree size cap exceeded"); 2468 } 2469 } 2470 } 2471 2472 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2473 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2474 throw new SecurityException("Label must be specified in permission"); 2475 } 2476 BasePermission tree = checkPermissionTreeLP(info.name); 2477 BasePermission bp = mSettings.mPermissions.get(info.name); 2478 boolean added = bp == null; 2479 boolean changed = true; 2480 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2481 if (added) { 2482 enforcePermissionCapLocked(info, tree); 2483 bp = new BasePermission(info.name, tree.sourcePackage, 2484 BasePermission.TYPE_DYNAMIC); 2485 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2486 throw new SecurityException( 2487 "Not allowed to modify non-dynamic permission " 2488 + info.name); 2489 } else { 2490 if (bp.protectionLevel == fixedLevel 2491 && bp.perm.owner.equals(tree.perm.owner) 2492 && bp.uid == tree.uid 2493 && comparePermissionInfos(bp.perm.info, info)) { 2494 changed = false; 2495 } 2496 } 2497 bp.protectionLevel = fixedLevel; 2498 info = new PermissionInfo(info); 2499 info.protectionLevel = fixedLevel; 2500 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2501 bp.perm.info.packageName = tree.perm.info.packageName; 2502 bp.uid = tree.uid; 2503 if (added) { 2504 mSettings.mPermissions.put(info.name, bp); 2505 } 2506 if (changed) { 2507 if (!async) { 2508 mSettings.writeLPr(); 2509 } else { 2510 scheduleWriteSettingsLocked(); 2511 } 2512 } 2513 return added; 2514 } 2515 2516 @Override 2517 public boolean addPermission(PermissionInfo info) { 2518 synchronized (mPackages) { 2519 return addPermissionLocked(info, false); 2520 } 2521 } 2522 2523 @Override 2524 public boolean addPermissionAsync(PermissionInfo info) { 2525 synchronized (mPackages) { 2526 return addPermissionLocked(info, true); 2527 } 2528 } 2529 2530 @Override 2531 public void removePermission(String name) { 2532 synchronized (mPackages) { 2533 checkPermissionTreeLP(name); 2534 BasePermission bp = mSettings.mPermissions.get(name); 2535 if (bp != null) { 2536 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2537 throw new SecurityException( 2538 "Not allowed to modify non-dynamic permission " 2539 + name); 2540 } 2541 mSettings.mPermissions.remove(name); 2542 mSettings.writeLPr(); 2543 } 2544 } 2545 } 2546 2547 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2548 int index = pkg.requestedPermissions.indexOf(bp.name); 2549 if (index == -1) { 2550 throw new SecurityException("Package " + pkg.packageName 2551 + " has not requested permission " + bp.name); 2552 } 2553 boolean isNormal = 2554 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2555 == PermissionInfo.PROTECTION_NORMAL); 2556 boolean isDangerous = 2557 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2558 == PermissionInfo.PROTECTION_DANGEROUS); 2559 boolean isDevelopment = 2560 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2561 2562 if (!isNormal && !isDangerous && !isDevelopment) { 2563 throw new SecurityException("Permission " + bp.name 2564 + " is not a changeable permission type"); 2565 } 2566 2567 if (isNormal || isDangerous) { 2568 if (pkg.requestedPermissionsRequired.get(index)) { 2569 throw new SecurityException("Can't change " + bp.name 2570 + ". It is required by the application"); 2571 } 2572 } 2573 } 2574 2575 @Override 2576 public void grantPermission(String packageName, String permissionName) { 2577 mContext.enforceCallingOrSelfPermission( 2578 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2579 synchronized (mPackages) { 2580 final PackageParser.Package pkg = mPackages.get(packageName); 2581 if (pkg == null) { 2582 throw new IllegalArgumentException("Unknown package: " + packageName); 2583 } 2584 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2585 if (bp == null) { 2586 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2587 } 2588 2589 checkGrantRevokePermissions(pkg, bp); 2590 2591 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2592 if (ps == null) { 2593 return; 2594 } 2595 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2596 if (gp.grantedPermissions.add(permissionName)) { 2597 if (ps.haveGids) { 2598 gp.gids = appendInts(gp.gids, bp.gids); 2599 } 2600 mSettings.writeLPr(); 2601 } 2602 } 2603 } 2604 2605 @Override 2606 public void revokePermission(String packageName, String permissionName) { 2607 int changedAppId = -1; 2608 2609 synchronized (mPackages) { 2610 final PackageParser.Package pkg = mPackages.get(packageName); 2611 if (pkg == null) { 2612 throw new IllegalArgumentException("Unknown package: " + packageName); 2613 } 2614 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2615 mContext.enforceCallingOrSelfPermission( 2616 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2617 } 2618 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2619 if (bp == null) { 2620 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2621 } 2622 2623 checkGrantRevokePermissions(pkg, bp); 2624 2625 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2626 if (ps == null) { 2627 return; 2628 } 2629 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2630 if (gp.grantedPermissions.remove(permissionName)) { 2631 gp.grantedPermissions.remove(permissionName); 2632 if (ps.haveGids) { 2633 gp.gids = removeInts(gp.gids, bp.gids); 2634 } 2635 mSettings.writeLPr(); 2636 changedAppId = ps.appId; 2637 } 2638 } 2639 2640 if (changedAppId >= 0) { 2641 // We changed the perm on someone, kill its processes. 2642 IActivityManager am = ActivityManagerNative.getDefault(); 2643 if (am != null) { 2644 final int callingUserId = UserHandle.getCallingUserId(); 2645 final long ident = Binder.clearCallingIdentity(); 2646 try { 2647 //XXX we should only revoke for the calling user's app permissions, 2648 // but for now we impact all users. 2649 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2650 // "revoke " + permissionName); 2651 int[] users = sUserManager.getUserIds(); 2652 for (int user : users) { 2653 am.killUid(UserHandle.getUid(user, changedAppId), 2654 "revoke " + permissionName); 2655 } 2656 } catch (RemoteException e) { 2657 } finally { 2658 Binder.restoreCallingIdentity(ident); 2659 } 2660 } 2661 } 2662 } 2663 2664 @Override 2665 public boolean isProtectedBroadcast(String actionName) { 2666 synchronized (mPackages) { 2667 return mProtectedBroadcasts.contains(actionName); 2668 } 2669 } 2670 2671 @Override 2672 public int checkSignatures(String pkg1, String pkg2) { 2673 synchronized (mPackages) { 2674 final PackageParser.Package p1 = mPackages.get(pkg1); 2675 final PackageParser.Package p2 = mPackages.get(pkg2); 2676 if (p1 == null || p1.mExtras == null 2677 || p2 == null || p2.mExtras == null) { 2678 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2679 } 2680 return compareSignatures(p1.mSignatures, p2.mSignatures); 2681 } 2682 } 2683 2684 @Override 2685 public int checkUidSignatures(int uid1, int uid2) { 2686 // Map to base uids. 2687 uid1 = UserHandle.getAppId(uid1); 2688 uid2 = UserHandle.getAppId(uid2); 2689 // reader 2690 synchronized (mPackages) { 2691 Signature[] s1; 2692 Signature[] s2; 2693 Object obj = mSettings.getUserIdLPr(uid1); 2694 if (obj != null) { 2695 if (obj instanceof SharedUserSetting) { 2696 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2697 } else if (obj instanceof PackageSetting) { 2698 s1 = ((PackageSetting)obj).signatures.mSignatures; 2699 } else { 2700 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2701 } 2702 } else { 2703 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2704 } 2705 obj = mSettings.getUserIdLPr(uid2); 2706 if (obj != null) { 2707 if (obj instanceof SharedUserSetting) { 2708 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2709 } else if (obj instanceof PackageSetting) { 2710 s2 = ((PackageSetting)obj).signatures.mSignatures; 2711 } else { 2712 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2713 } 2714 } else { 2715 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2716 } 2717 return compareSignatures(s1, s2); 2718 } 2719 } 2720 2721 /** 2722 * Compares two sets of signatures. Returns: 2723 * <br /> 2724 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2725 * <br /> 2726 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2727 * <br /> 2728 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2729 * <br /> 2730 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2731 * <br /> 2732 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2733 */ 2734 static int compareSignatures(Signature[] s1, Signature[] s2) { 2735 if (s1 == null) { 2736 return s2 == null 2737 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2738 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2739 } 2740 2741 if (s2 == null) { 2742 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2743 } 2744 2745 if (s1.length != s2.length) { 2746 return PackageManager.SIGNATURE_NO_MATCH; 2747 } 2748 2749 // Since both signature sets are of size 1, we can compare without HashSets. 2750 if (s1.length == 1) { 2751 return s1[0].equals(s2[0]) ? 2752 PackageManager.SIGNATURE_MATCH : 2753 PackageManager.SIGNATURE_NO_MATCH; 2754 } 2755 2756 HashSet<Signature> set1 = new HashSet<Signature>(); 2757 for (Signature sig : s1) { 2758 set1.add(sig); 2759 } 2760 HashSet<Signature> set2 = new HashSet<Signature>(); 2761 for (Signature sig : s2) { 2762 set2.add(sig); 2763 } 2764 // Make sure s2 contains all signatures in s1. 2765 if (set1.equals(set2)) { 2766 return PackageManager.SIGNATURE_MATCH; 2767 } 2768 return PackageManager.SIGNATURE_NO_MATCH; 2769 } 2770 2771 /** 2772 * If the database version for this type of package (internal storage or 2773 * external storage) is less than the version where package signatures 2774 * were updated, return true. 2775 */ 2776 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2777 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2778 DatabaseVersion.SIGNATURE_END_ENTITY)) 2779 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2780 DatabaseVersion.SIGNATURE_END_ENTITY)); 2781 } 2782 2783 /** 2784 * Used for backward compatibility to make sure any packages with 2785 * certificate chains get upgraded to the new style. {@code existingSigs} 2786 * will be in the old format (since they were stored on disk from before the 2787 * system upgrade) and {@code scannedSigs} will be in the newer format. 2788 */ 2789 private int compareSignaturesCompat(PackageSignatures existingSigs, 2790 PackageParser.Package scannedPkg) { 2791 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2792 return PackageManager.SIGNATURE_NO_MATCH; 2793 } 2794 2795 HashSet<Signature> existingSet = new HashSet<Signature>(); 2796 for (Signature sig : existingSigs.mSignatures) { 2797 existingSet.add(sig); 2798 } 2799 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2800 for (Signature sig : scannedPkg.mSignatures) { 2801 try { 2802 Signature[] chainSignatures = sig.getChainSignatures(); 2803 for (Signature chainSig : chainSignatures) { 2804 scannedCompatSet.add(chainSig); 2805 } 2806 } catch (CertificateEncodingException e) { 2807 scannedCompatSet.add(sig); 2808 } 2809 } 2810 /* 2811 * Make sure the expanded scanned set contains all signatures in the 2812 * existing one. 2813 */ 2814 if (scannedCompatSet.equals(existingSet)) { 2815 // Migrate the old signatures to the new scheme. 2816 existingSigs.assignSignatures(scannedPkg.mSignatures); 2817 // The new KeySets will be re-added later in the scanning process. 2818 mSettings.mKeySetManagerService.removeAppKeySetData(scannedPkg.packageName); 2819 return PackageManager.SIGNATURE_MATCH; 2820 } 2821 return PackageManager.SIGNATURE_NO_MATCH; 2822 } 2823 2824 @Override 2825 public String[] getPackagesForUid(int uid) { 2826 uid = UserHandle.getAppId(uid); 2827 // reader 2828 synchronized (mPackages) { 2829 Object obj = mSettings.getUserIdLPr(uid); 2830 if (obj instanceof SharedUserSetting) { 2831 final SharedUserSetting sus = (SharedUserSetting) obj; 2832 final int N = sus.packages.size(); 2833 final String[] res = new String[N]; 2834 final Iterator<PackageSetting> it = sus.packages.iterator(); 2835 int i = 0; 2836 while (it.hasNext()) { 2837 res[i++] = it.next().name; 2838 } 2839 return res; 2840 } else if (obj instanceof PackageSetting) { 2841 final PackageSetting ps = (PackageSetting) obj; 2842 return new String[] { ps.name }; 2843 } 2844 } 2845 return null; 2846 } 2847 2848 @Override 2849 public String getNameForUid(int uid) { 2850 // reader 2851 synchronized (mPackages) { 2852 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2853 if (obj instanceof SharedUserSetting) { 2854 final SharedUserSetting sus = (SharedUserSetting) obj; 2855 return sus.name + ":" + sus.userId; 2856 } else if (obj instanceof PackageSetting) { 2857 final PackageSetting ps = (PackageSetting) obj; 2858 return ps.name; 2859 } 2860 } 2861 return null; 2862 } 2863 2864 @Override 2865 public int getUidForSharedUser(String sharedUserName) { 2866 if(sharedUserName == null) { 2867 return -1; 2868 } 2869 // reader 2870 synchronized (mPackages) { 2871 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2872 if (suid == null) { 2873 return -1; 2874 } 2875 return suid.userId; 2876 } 2877 } 2878 2879 @Override 2880 public int getFlagsForUid(int uid) { 2881 synchronized (mPackages) { 2882 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2883 if (obj instanceof SharedUserSetting) { 2884 final SharedUserSetting sus = (SharedUserSetting) obj; 2885 return sus.pkgFlags; 2886 } else if (obj instanceof PackageSetting) { 2887 final PackageSetting ps = (PackageSetting) obj; 2888 return ps.pkgFlags; 2889 } 2890 } 2891 return 0; 2892 } 2893 2894 @Override 2895 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2896 int flags, int userId) { 2897 if (!sUserManager.exists(userId)) return null; 2898 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2899 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2900 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2901 } 2902 2903 @Override 2904 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2905 IntentFilter filter, int match, ComponentName activity) { 2906 final int userId = UserHandle.getCallingUserId(); 2907 if (DEBUG_PREFERRED) { 2908 Log.v(TAG, "setLastChosenActivity intent=" + intent 2909 + " resolvedType=" + resolvedType 2910 + " flags=" + flags 2911 + " filter=" + filter 2912 + " match=" + match 2913 + " activity=" + activity); 2914 filter.dump(new PrintStreamPrinter(System.out), " "); 2915 } 2916 intent.setComponent(null); 2917 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2918 // Find any earlier preferred or last chosen entries and nuke them 2919 findPreferredActivity(intent, resolvedType, 2920 flags, query, 0, false, true, false, userId); 2921 // Add the new activity as the last chosen for this filter 2922 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2923 } 2924 2925 @Override 2926 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2927 final int userId = UserHandle.getCallingUserId(); 2928 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2929 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2930 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2931 false, false, false, userId); 2932 } 2933 2934 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2935 int flags, List<ResolveInfo> query, int userId) { 2936 if (query != null) { 2937 final int N = query.size(); 2938 if (N == 1) { 2939 return query.get(0); 2940 } else if (N > 1) { 2941 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2942 // If there is more than one activity with the same priority, 2943 // then let the user decide between them. 2944 ResolveInfo r0 = query.get(0); 2945 ResolveInfo r1 = query.get(1); 2946 if (DEBUG_INTENT_MATCHING || debug) { 2947 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2948 + r1.activityInfo.name + "=" + r1.priority); 2949 } 2950 // If the first activity has a higher priority, or a different 2951 // default, then it is always desireable to pick it. 2952 if (r0.priority != r1.priority 2953 || r0.preferredOrder != r1.preferredOrder 2954 || r0.isDefault != r1.isDefault) { 2955 return query.get(0); 2956 } 2957 // If we have saved a preference for a preferred activity for 2958 // this Intent, use that. 2959 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2960 flags, query, r0.priority, true, false, debug, userId); 2961 if (ri != null) { 2962 return ri; 2963 } 2964 if (userId != 0) { 2965 ri = new ResolveInfo(mResolveInfo); 2966 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2967 ri.activityInfo.applicationInfo = new ApplicationInfo( 2968 ri.activityInfo.applicationInfo); 2969 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2970 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2971 return ri; 2972 } 2973 return mResolveInfo; 2974 } 2975 } 2976 return null; 2977 } 2978 2979 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2980 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2981 final int N = query.size(); 2982 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2983 .get(userId); 2984 // Get the list of persistent preferred activities that handle the intent 2985 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2986 List<PersistentPreferredActivity> pprefs = ppir != null 2987 ? ppir.queryIntent(intent, resolvedType, 2988 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2989 : null; 2990 if (pprefs != null && pprefs.size() > 0) { 2991 final int M = pprefs.size(); 2992 for (int i=0; i<M; i++) { 2993 final PersistentPreferredActivity ppa = pprefs.get(i); 2994 if (DEBUG_PREFERRED || debug) { 2995 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2996 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2997 + "\n component=" + ppa.mComponent); 2998 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2999 } 3000 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3001 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3002 if (DEBUG_PREFERRED || debug) { 3003 Slog.v(TAG, "Found persistent preferred activity:"); 3004 if (ai != null) { 3005 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3006 } else { 3007 Slog.v(TAG, " null"); 3008 } 3009 } 3010 if (ai == null) { 3011 // This previously registered persistent preferred activity 3012 // component is no longer known. Ignore it and do NOT remove it. 3013 continue; 3014 } 3015 for (int j=0; j<N; j++) { 3016 final ResolveInfo ri = query.get(j); 3017 if (!ri.activityInfo.applicationInfo.packageName 3018 .equals(ai.applicationInfo.packageName)) { 3019 continue; 3020 } 3021 if (!ri.activityInfo.name.equals(ai.name)) { 3022 continue; 3023 } 3024 // Found a persistent preference that can handle the intent. 3025 if (DEBUG_PREFERRED || debug) { 3026 Slog.v(TAG, "Returning persistent preferred activity: " + 3027 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3028 } 3029 return ri; 3030 } 3031 } 3032 } 3033 return null; 3034 } 3035 3036 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3037 List<ResolveInfo> query, int priority, boolean always, 3038 boolean removeMatches, boolean debug, int userId) { 3039 if (!sUserManager.exists(userId)) return null; 3040 // writer 3041 synchronized (mPackages) { 3042 if (intent.getSelector() != null) { 3043 intent = intent.getSelector(); 3044 } 3045 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3046 3047 // Try to find a matching persistent preferred activity. 3048 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3049 debug, userId); 3050 3051 // If a persistent preferred activity matched, use it. 3052 if (pri != null) { 3053 return pri; 3054 } 3055 3056 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3057 // Get the list of preferred activities that handle the intent 3058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3059 List<PreferredActivity> prefs = pir != null 3060 ? pir.queryIntent(intent, resolvedType, 3061 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3062 : null; 3063 if (prefs != null && prefs.size() > 0) { 3064 // First figure out how good the original match set is. 3065 // We will only allow preferred activities that came 3066 // from the same match quality. 3067 int match = 0; 3068 3069 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3070 3071 final int N = query.size(); 3072 for (int j=0; j<N; j++) { 3073 final ResolveInfo ri = query.get(j); 3074 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3075 + ": 0x" + Integer.toHexString(match)); 3076 if (ri.match > match) { 3077 match = ri.match; 3078 } 3079 } 3080 3081 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3082 + Integer.toHexString(match)); 3083 3084 match &= IntentFilter.MATCH_CATEGORY_MASK; 3085 final int M = prefs.size(); 3086 for (int i=0; i<M; i++) { 3087 final PreferredActivity pa = prefs.get(i); 3088 if (DEBUG_PREFERRED || debug) { 3089 Slog.v(TAG, "Checking PreferredActivity ds=" 3090 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3091 + "\n component=" + pa.mPref.mComponent); 3092 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3093 } 3094 if (pa.mPref.mMatch != match) { 3095 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3096 + Integer.toHexString(pa.mPref.mMatch)); 3097 continue; 3098 } 3099 // If it's not an "always" type preferred activity and that's what we're 3100 // looking for, skip it. 3101 if (always && !pa.mPref.mAlways) { 3102 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3103 continue; 3104 } 3105 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3106 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3107 if (DEBUG_PREFERRED || debug) { 3108 Slog.v(TAG, "Found preferred activity:"); 3109 if (ai != null) { 3110 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3111 } else { 3112 Slog.v(TAG, " null"); 3113 } 3114 } 3115 if (ai == null) { 3116 // This previously registered preferred activity 3117 // component is no longer known. Most likely an update 3118 // to the app was installed and in the new version this 3119 // component no longer exists. Clean it up by removing 3120 // it from the preferred activities list, and skip it. 3121 Slog.w(TAG, "Removing dangling preferred activity: " 3122 + pa.mPref.mComponent); 3123 pir.removeFilter(pa); 3124 continue; 3125 } 3126 for (int j=0; j<N; j++) { 3127 final ResolveInfo ri = query.get(j); 3128 if (!ri.activityInfo.applicationInfo.packageName 3129 .equals(ai.applicationInfo.packageName)) { 3130 continue; 3131 } 3132 if (!ri.activityInfo.name.equals(ai.name)) { 3133 continue; 3134 } 3135 3136 if (removeMatches) { 3137 pir.removeFilter(pa); 3138 if (DEBUG_PREFERRED) { 3139 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3140 } 3141 break; 3142 } 3143 3144 // Okay we found a previously set preferred or last chosen app. 3145 // If the result set is different from when this 3146 // was created, we need to clear it and re-ask the 3147 // user their preference, if we're looking for an "always" type entry. 3148 if (always && !pa.mPref.sameSet(query, priority)) { 3149 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3150 + intent + " type " + resolvedType); 3151 if (DEBUG_PREFERRED) { 3152 Slog.v(TAG, "Removing preferred activity since set changed " 3153 + pa.mPref.mComponent); 3154 } 3155 pir.removeFilter(pa); 3156 // Re-add the filter as a "last chosen" entry (!always) 3157 PreferredActivity lastChosen = new PreferredActivity( 3158 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3159 pir.addFilter(lastChosen); 3160 mSettings.writePackageRestrictionsLPr(userId); 3161 return null; 3162 } 3163 3164 // Yay! Either the set matched or we're looking for the last chosen 3165 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3166 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3167 mSettings.writePackageRestrictionsLPr(userId); 3168 return ri; 3169 } 3170 } 3171 } 3172 mSettings.writePackageRestrictionsLPr(userId); 3173 } 3174 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3175 return null; 3176 } 3177 3178 /* 3179 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3180 */ 3181 @Override 3182 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3183 int targetUserId) { 3184 mContext.enforceCallingOrSelfPermission( 3185 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3186 List<CrossProfileIntentFilter> matches = 3187 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3188 if (matches != null) { 3189 int size = matches.size(); 3190 for (int i = 0; i < size; i++) { 3191 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3192 } 3193 } 3194 3195 ArrayList<String> packageNames = null; 3196 SparseArray<ArrayList<String>> fromSource = 3197 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3198 if (fromSource != null) { 3199 packageNames = fromSource.get(targetUserId); 3200 } 3201 if (packageNames.contains(intent.getPackage())) { 3202 return true; 3203 } 3204 // We need the package name, so we try to resolve with the loosest flags possible 3205 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3206 intent, resolvedType, PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3207 int count = resolveInfos.size(); 3208 for (int i = 0; i < count; i++) { 3209 ResolveInfo resolveInfo = resolveInfos.get(i); 3210 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3211 return true; 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 } 3285 return result; 3286 } 3287 final PackageParser.Package pkg = mPackages.get(pkgName); 3288 if (pkg != null) { 3289 if (queryCrossProfile) { 3290 ArrayList<ResolveInfo> crossProfileResult = 3291 queryIntentActivitiesCrossProfilePackage( 3292 intent, resolvedType, flags, userId, pkg, pkgName); 3293 if (!crossProfileResult.isEmpty()) { 3294 // Skip the current profile 3295 return crossProfileResult; 3296 } 3297 } 3298 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3299 pkg.activities, userId); 3300 } 3301 return new ArrayList<ResolveInfo>(); 3302 } 3303 } 3304 3305 private ResolveInfo querySkipCurrentProfileIntents( 3306 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3307 int flags, int sourceUserId) { 3308 if (matchingFilters != null) { 3309 int size = matchingFilters.size(); 3310 for (int i = 0; i < size; i ++) { 3311 CrossProfileIntentFilter filter = matchingFilters.get(i); 3312 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3313 // Checking if there are activities in the target user that can handle the 3314 // intent. 3315 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3316 flags, sourceUserId); 3317 if (resolveInfo != null) { 3318 return resolveInfo; 3319 } 3320 } 3321 } 3322 } 3323 return null; 3324 } 3325 3326 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3327 Intent intent, String resolvedType, int flags, int userId) { 3328 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3329 SparseArray<ArrayList<String>> sourceForwardingInfo = 3330 mSettings.mCrossProfilePackageInfo.get(userId); 3331 if (sourceForwardingInfo != null) { 3332 int NI = sourceForwardingInfo.size(); 3333 for (int i = 0; i < NI; i++) { 3334 int targetUserId = sourceForwardingInfo.keyAt(i); 3335 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3336 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3337 intent, resolvedType, flags, targetUserId); 3338 int NJ = resolveInfos.size(); 3339 for (int j = 0; j < NJ; j++) { 3340 ResolveInfo resolveInfo = resolveInfos.get(j); 3341 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3342 matchingResolveInfos.add(createForwardingResolveInfo( 3343 resolveInfo.filter, userId, targetUserId)); 3344 } 3345 } 3346 } 3347 } 3348 return matchingResolveInfos; 3349 } 3350 3351 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3352 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3353 String packageName) { 3354 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3355 SparseArray<ArrayList<String>> sourceForwardingInfo = 3356 mSettings.mCrossProfilePackageInfo.get(userId); 3357 if (sourceForwardingInfo != null) { 3358 int NI = sourceForwardingInfo.size(); 3359 for (int i = 0; i < NI; i++) { 3360 int targetUserId = sourceForwardingInfo.keyAt(i); 3361 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3362 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3363 intent, resolvedType, flags, pkg.activities, targetUserId); 3364 int NJ = resolveInfos.size(); 3365 for (int j = 0; j < NJ; j++) { 3366 ResolveInfo resolveInfo = resolveInfos.get(j); 3367 matchingResolveInfos.add(createForwardingResolveInfo( 3368 resolveInfo.filter, userId, targetUserId)); 3369 } 3370 } 3371 } 3372 } 3373 return matchingResolveInfos; 3374 } 3375 3376 // Return matching ResolveInfo if any for skip current profile intent filters. 3377 private ResolveInfo queryCrossProfileIntents( 3378 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3379 int flags, int sourceUserId) { 3380 if (matchingFilters != null) { 3381 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3382 // match the same intent. For performance reasons, it is better not to 3383 // run queryIntent twice for the same userId 3384 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3385 int size = matchingFilters.size(); 3386 for (int i = 0; i < size; i++) { 3387 CrossProfileIntentFilter filter = matchingFilters.get(i); 3388 int targetUserId = filter.getTargetUserId(); 3389 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3390 && !alreadyTriedUserIds.get(targetUserId)) { 3391 // Checking if there are activities in the target user that can handle the 3392 // intent. 3393 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3394 flags, sourceUserId); 3395 if (resolveInfo != null) return resolveInfo; 3396 alreadyTriedUserIds.put(targetUserId, true); 3397 } 3398 } 3399 } 3400 return null; 3401 } 3402 3403 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3404 String resolvedType, int flags, int sourceUserId) { 3405 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3406 resolvedType, flags, filter.getTargetUserId()); 3407 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3408 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3409 } 3410 return null; 3411 } 3412 3413 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3414 int sourceUserId, int targetUserId) { 3415 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3416 String className; 3417 if (targetUserId == UserHandle.USER_OWNER) { 3418 className = FORWARD_INTENT_TO_USER_OWNER; 3419 } else { 3420 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3421 } 3422 ComponentName forwardingActivityComponentName = new ComponentName( 3423 mAndroidApplication.packageName, className); 3424 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3425 sourceUserId); 3426 if (targetUserId == UserHandle.USER_OWNER) { 3427 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3428 forwardingResolveInfo.noResourceId = true; 3429 } 3430 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3431 forwardingResolveInfo.priority = 0; 3432 forwardingResolveInfo.preferredOrder = 0; 3433 forwardingResolveInfo.match = 0; 3434 forwardingResolveInfo.isDefault = true; 3435 forwardingResolveInfo.filter = filter; 3436 forwardingResolveInfo.targetUserId = targetUserId; 3437 return forwardingResolveInfo; 3438 } 3439 3440 @Override 3441 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3442 Intent[] specifics, String[] specificTypes, Intent intent, 3443 String resolvedType, int flags, int userId) { 3444 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3445 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3446 "query intent activity options"); 3447 final String resultsAction = intent.getAction(); 3448 3449 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3450 | PackageManager.GET_RESOLVED_FILTER, userId); 3451 3452 if (DEBUG_INTENT_MATCHING) { 3453 Log.v(TAG, "Query " + intent + ": " + results); 3454 } 3455 3456 int specificsPos = 0; 3457 int N; 3458 3459 // todo: note that the algorithm used here is O(N^2). This 3460 // isn't a problem in our current environment, but if we start running 3461 // into situations where we have more than 5 or 10 matches then this 3462 // should probably be changed to something smarter... 3463 3464 // First we go through and resolve each of the specific items 3465 // that were supplied, taking care of removing any corresponding 3466 // duplicate items in the generic resolve list. 3467 if (specifics != null) { 3468 for (int i=0; i<specifics.length; i++) { 3469 final Intent sintent = specifics[i]; 3470 if (sintent == null) { 3471 continue; 3472 } 3473 3474 if (DEBUG_INTENT_MATCHING) { 3475 Log.v(TAG, "Specific #" + i + ": " + sintent); 3476 } 3477 3478 String action = sintent.getAction(); 3479 if (resultsAction != null && resultsAction.equals(action)) { 3480 // If this action was explicitly requested, then don't 3481 // remove things that have it. 3482 action = null; 3483 } 3484 3485 ResolveInfo ri = null; 3486 ActivityInfo ai = null; 3487 3488 ComponentName comp = sintent.getComponent(); 3489 if (comp == null) { 3490 ri = resolveIntent( 3491 sintent, 3492 specificTypes != null ? specificTypes[i] : null, 3493 flags, userId); 3494 if (ri == null) { 3495 continue; 3496 } 3497 if (ri == mResolveInfo) { 3498 // ACK! Must do something better with this. 3499 } 3500 ai = ri.activityInfo; 3501 comp = new ComponentName(ai.applicationInfo.packageName, 3502 ai.name); 3503 } else { 3504 ai = getActivityInfo(comp, flags, userId); 3505 if (ai == null) { 3506 continue; 3507 } 3508 } 3509 3510 // Look for any generic query activities that are duplicates 3511 // of this specific one, and remove them from the results. 3512 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3513 N = results.size(); 3514 int j; 3515 for (j=specificsPos; j<N; j++) { 3516 ResolveInfo sri = results.get(j); 3517 if ((sri.activityInfo.name.equals(comp.getClassName()) 3518 && sri.activityInfo.applicationInfo.packageName.equals( 3519 comp.getPackageName())) 3520 || (action != null && sri.filter.matchAction(action))) { 3521 results.remove(j); 3522 if (DEBUG_INTENT_MATCHING) Log.v( 3523 TAG, "Removing duplicate item from " + j 3524 + " due to specific " + specificsPos); 3525 if (ri == null) { 3526 ri = sri; 3527 } 3528 j--; 3529 N--; 3530 } 3531 } 3532 3533 // Add this specific item to its proper place. 3534 if (ri == null) { 3535 ri = new ResolveInfo(); 3536 ri.activityInfo = ai; 3537 } 3538 results.add(specificsPos, ri); 3539 ri.specificIndex = i; 3540 specificsPos++; 3541 } 3542 } 3543 3544 // Now we go through the remaining generic results and remove any 3545 // duplicate actions that are found here. 3546 N = results.size(); 3547 for (int i=specificsPos; i<N-1; i++) { 3548 final ResolveInfo rii = results.get(i); 3549 if (rii.filter == null) { 3550 continue; 3551 } 3552 3553 // Iterate over all of the actions of this result's intent 3554 // filter... typically this should be just one. 3555 final Iterator<String> it = rii.filter.actionsIterator(); 3556 if (it == null) { 3557 continue; 3558 } 3559 while (it.hasNext()) { 3560 final String action = it.next(); 3561 if (resultsAction != null && resultsAction.equals(action)) { 3562 // If this action was explicitly requested, then don't 3563 // remove things that have it. 3564 continue; 3565 } 3566 for (int j=i+1; j<N; j++) { 3567 final ResolveInfo rij = results.get(j); 3568 if (rij.filter != null && rij.filter.hasAction(action)) { 3569 results.remove(j); 3570 if (DEBUG_INTENT_MATCHING) Log.v( 3571 TAG, "Removing duplicate item from " + j 3572 + " due to action " + action + " at " + i); 3573 j--; 3574 N--; 3575 } 3576 } 3577 } 3578 3579 // If the caller didn't request filter information, drop it now 3580 // so we don't have to marshall/unmarshall it. 3581 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3582 rii.filter = null; 3583 } 3584 } 3585 3586 // Filter out the caller activity if so requested. 3587 if (caller != null) { 3588 N = results.size(); 3589 for (int i=0; i<N; i++) { 3590 ActivityInfo ainfo = results.get(i).activityInfo; 3591 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3592 && caller.getClassName().equals(ainfo.name)) { 3593 results.remove(i); 3594 break; 3595 } 3596 } 3597 } 3598 3599 // If the caller didn't request filter information, 3600 // drop them now so we don't have to 3601 // marshall/unmarshall it. 3602 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3603 N = results.size(); 3604 for (int i=0; i<N; i++) { 3605 results.get(i).filter = null; 3606 } 3607 } 3608 3609 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3610 return results; 3611 } 3612 3613 @Override 3614 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3615 int userId) { 3616 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3617 ComponentName comp = intent.getComponent(); 3618 if (comp == null) { 3619 if (intent.getSelector() != null) { 3620 intent = intent.getSelector(); 3621 comp = intent.getComponent(); 3622 } 3623 } 3624 if (comp != null) { 3625 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3626 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3627 if (ai != null) { 3628 ResolveInfo ri = new ResolveInfo(); 3629 ri.activityInfo = ai; 3630 list.add(ri); 3631 } 3632 return list; 3633 } 3634 3635 // reader 3636 synchronized (mPackages) { 3637 String pkgName = intent.getPackage(); 3638 if (pkgName == null) { 3639 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3640 } 3641 final PackageParser.Package pkg = mPackages.get(pkgName); 3642 if (pkg != null) { 3643 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3644 userId); 3645 } 3646 return null; 3647 } 3648 } 3649 3650 @Override 3651 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3652 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3653 if (!sUserManager.exists(userId)) return null; 3654 if (query != null) { 3655 if (query.size() >= 1) { 3656 // If there is more than one service with the same priority, 3657 // just arbitrarily pick the first one. 3658 return query.get(0); 3659 } 3660 } 3661 return null; 3662 } 3663 3664 @Override 3665 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3666 int userId) { 3667 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3668 ComponentName comp = intent.getComponent(); 3669 if (comp == null) { 3670 if (intent.getSelector() != null) { 3671 intent = intent.getSelector(); 3672 comp = intent.getComponent(); 3673 } 3674 } 3675 if (comp != null) { 3676 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3677 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3678 if (si != null) { 3679 final ResolveInfo ri = new ResolveInfo(); 3680 ri.serviceInfo = si; 3681 list.add(ri); 3682 } 3683 return list; 3684 } 3685 3686 // reader 3687 synchronized (mPackages) { 3688 String pkgName = intent.getPackage(); 3689 if (pkgName == null) { 3690 return mServices.queryIntent(intent, resolvedType, flags, userId); 3691 } 3692 final PackageParser.Package pkg = mPackages.get(pkgName); 3693 if (pkg != null) { 3694 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3695 userId); 3696 } 3697 return null; 3698 } 3699 } 3700 3701 @Override 3702 public List<ResolveInfo> queryIntentContentProviders( 3703 Intent intent, String resolvedType, int flags, int userId) { 3704 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3705 ComponentName comp = intent.getComponent(); 3706 if (comp == null) { 3707 if (intent.getSelector() != null) { 3708 intent = intent.getSelector(); 3709 comp = intent.getComponent(); 3710 } 3711 } 3712 if (comp != null) { 3713 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3714 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3715 if (pi != null) { 3716 final ResolveInfo ri = new ResolveInfo(); 3717 ri.providerInfo = pi; 3718 list.add(ri); 3719 } 3720 return list; 3721 } 3722 3723 // reader 3724 synchronized (mPackages) { 3725 String pkgName = intent.getPackage(); 3726 if (pkgName == null) { 3727 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3728 } 3729 final PackageParser.Package pkg = mPackages.get(pkgName); 3730 if (pkg != null) { 3731 return mProviders.queryIntentForPackage( 3732 intent, resolvedType, flags, pkg.providers, userId); 3733 } 3734 return null; 3735 } 3736 } 3737 3738 @Override 3739 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3740 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3741 3742 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3743 3744 // writer 3745 synchronized (mPackages) { 3746 ArrayList<PackageInfo> list; 3747 if (listUninstalled) { 3748 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3749 for (PackageSetting ps : mSettings.mPackages.values()) { 3750 PackageInfo pi; 3751 if (ps.pkg != null) { 3752 pi = generatePackageInfo(ps.pkg, flags, userId); 3753 } else { 3754 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3755 } 3756 if (pi != null) { 3757 list.add(pi); 3758 } 3759 } 3760 } else { 3761 list = new ArrayList<PackageInfo>(mPackages.size()); 3762 for (PackageParser.Package p : mPackages.values()) { 3763 PackageInfo pi = generatePackageInfo(p, flags, userId); 3764 if (pi != null) { 3765 list.add(pi); 3766 } 3767 } 3768 } 3769 3770 return new ParceledListSlice<PackageInfo>(list); 3771 } 3772 } 3773 3774 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3775 String[] permissions, boolean[] tmp, int flags, int userId) { 3776 int numMatch = 0; 3777 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3778 for (int i=0; i<permissions.length; i++) { 3779 if (gp.grantedPermissions.contains(permissions[i])) { 3780 tmp[i] = true; 3781 numMatch++; 3782 } else { 3783 tmp[i] = false; 3784 } 3785 } 3786 if (numMatch == 0) { 3787 return; 3788 } 3789 PackageInfo pi; 3790 if (ps.pkg != null) { 3791 pi = generatePackageInfo(ps.pkg, flags, userId); 3792 } else { 3793 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3794 } 3795 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3796 if (numMatch == permissions.length) { 3797 pi.requestedPermissions = permissions; 3798 } else { 3799 pi.requestedPermissions = new String[numMatch]; 3800 numMatch = 0; 3801 for (int i=0; i<permissions.length; i++) { 3802 if (tmp[i]) { 3803 pi.requestedPermissions[numMatch] = permissions[i]; 3804 numMatch++; 3805 } 3806 } 3807 } 3808 } 3809 list.add(pi); 3810 } 3811 3812 @Override 3813 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3814 String[] permissions, int flags, int userId) { 3815 if (!sUserManager.exists(userId)) return null; 3816 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3817 3818 // writer 3819 synchronized (mPackages) { 3820 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3821 boolean[] tmpBools = new boolean[permissions.length]; 3822 if (listUninstalled) { 3823 for (PackageSetting ps : mSettings.mPackages.values()) { 3824 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3825 } 3826 } else { 3827 for (PackageParser.Package pkg : mPackages.values()) { 3828 PackageSetting ps = (PackageSetting)pkg.mExtras; 3829 if (ps != null) { 3830 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3831 userId); 3832 } 3833 } 3834 } 3835 3836 return new ParceledListSlice<PackageInfo>(list); 3837 } 3838 } 3839 3840 @Override 3841 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3842 if (!sUserManager.exists(userId)) return null; 3843 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3844 3845 // writer 3846 synchronized (mPackages) { 3847 ArrayList<ApplicationInfo> list; 3848 if (listUninstalled) { 3849 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3850 for (PackageSetting ps : mSettings.mPackages.values()) { 3851 ApplicationInfo ai; 3852 if (ps.pkg != null) { 3853 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3854 ps.readUserState(userId), userId); 3855 } else { 3856 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3857 } 3858 if (ai != null) { 3859 list.add(ai); 3860 } 3861 } 3862 } else { 3863 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3864 for (PackageParser.Package p : mPackages.values()) { 3865 if (p.mExtras != null) { 3866 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3867 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3868 if (ai != null) { 3869 list.add(ai); 3870 } 3871 } 3872 } 3873 } 3874 3875 return new ParceledListSlice<ApplicationInfo>(list); 3876 } 3877 } 3878 3879 public List<ApplicationInfo> getPersistentApplications(int flags) { 3880 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3881 3882 // reader 3883 synchronized (mPackages) { 3884 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3885 final int userId = UserHandle.getCallingUserId(); 3886 while (i.hasNext()) { 3887 final PackageParser.Package p = i.next(); 3888 if (p.applicationInfo != null 3889 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3890 && (!mSafeMode || isSystemApp(p))) { 3891 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3892 if (ps != null) { 3893 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3894 ps.readUserState(userId), userId); 3895 if (ai != null) { 3896 finalList.add(ai); 3897 } 3898 } 3899 } 3900 } 3901 } 3902 3903 return finalList; 3904 } 3905 3906 @Override 3907 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3908 if (!sUserManager.exists(userId)) return null; 3909 // reader 3910 synchronized (mPackages) { 3911 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3912 PackageSetting ps = provider != null 3913 ? mSettings.mPackages.get(provider.owner.packageName) 3914 : null; 3915 return ps != null 3916 && mSettings.isEnabledLPr(provider.info, flags, userId) 3917 && (!mSafeMode || (provider.info.applicationInfo.flags 3918 &ApplicationInfo.FLAG_SYSTEM) != 0) 3919 ? PackageParser.generateProviderInfo(provider, flags, 3920 ps.readUserState(userId), userId) 3921 : null; 3922 } 3923 } 3924 3925 /** 3926 * @deprecated 3927 */ 3928 @Deprecated 3929 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3930 // reader 3931 synchronized (mPackages) { 3932 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3933 .entrySet().iterator(); 3934 final int userId = UserHandle.getCallingUserId(); 3935 while (i.hasNext()) { 3936 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3937 PackageParser.Provider p = entry.getValue(); 3938 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3939 3940 if (ps != null && p.syncable 3941 && (!mSafeMode || (p.info.applicationInfo.flags 3942 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3943 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3944 ps.readUserState(userId), userId); 3945 if (info != null) { 3946 outNames.add(entry.getKey()); 3947 outInfo.add(info); 3948 } 3949 } 3950 } 3951 } 3952 } 3953 3954 @Override 3955 public List<ProviderInfo> queryContentProviders(String processName, 3956 int uid, int flags) { 3957 ArrayList<ProviderInfo> finalList = null; 3958 // reader 3959 synchronized (mPackages) { 3960 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3961 final int userId = processName != null ? 3962 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3963 while (i.hasNext()) { 3964 final PackageParser.Provider p = i.next(); 3965 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3966 if (ps != null && p.info.authority != null 3967 && (processName == null 3968 || (p.info.processName.equals(processName) 3969 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3970 && mSettings.isEnabledLPr(p.info, flags, userId) 3971 && (!mSafeMode 3972 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3973 if (finalList == null) { 3974 finalList = new ArrayList<ProviderInfo>(3); 3975 } 3976 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3977 ps.readUserState(userId), userId); 3978 if (info != null) { 3979 finalList.add(info); 3980 } 3981 } 3982 } 3983 } 3984 3985 if (finalList != null) { 3986 Collections.sort(finalList, mProviderInitOrderSorter); 3987 } 3988 3989 return finalList; 3990 } 3991 3992 @Override 3993 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3994 int flags) { 3995 // reader 3996 synchronized (mPackages) { 3997 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3998 return PackageParser.generateInstrumentationInfo(i, flags); 3999 } 4000 } 4001 4002 @Override 4003 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4004 int flags) { 4005 ArrayList<InstrumentationInfo> finalList = 4006 new ArrayList<InstrumentationInfo>(); 4007 4008 // reader 4009 synchronized (mPackages) { 4010 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4011 while (i.hasNext()) { 4012 final PackageParser.Instrumentation p = i.next(); 4013 if (targetPackage == null 4014 || targetPackage.equals(p.info.targetPackage)) { 4015 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4016 flags); 4017 if (ii != null) { 4018 finalList.add(ii); 4019 } 4020 } 4021 } 4022 } 4023 4024 return finalList; 4025 } 4026 4027 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4028 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4029 if (overlays == null) { 4030 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4031 return; 4032 } 4033 for (PackageParser.Package opkg : overlays.values()) { 4034 // Not much to do if idmap fails: we already logged the error 4035 // and we certainly don't want to abort installation of pkg simply 4036 // because an overlay didn't fit properly. For these reasons, 4037 // ignore the return value of createIdmapForPackagePairLI. 4038 createIdmapForPackagePairLI(pkg, opkg); 4039 } 4040 } 4041 4042 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4043 PackageParser.Package opkg) { 4044 if (!opkg.mTrustedOverlay) { 4045 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4046 opkg.baseCodePath + ": overlay not trusted"); 4047 return false; 4048 } 4049 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4050 if (overlaySet == null) { 4051 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4052 opkg.baseCodePath + " but target package has no known overlays"); 4053 return false; 4054 } 4055 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4056 // TODO: generate idmap for split APKs 4057 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4058 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4059 + opkg.baseCodePath); 4060 return false; 4061 } 4062 PackageParser.Package[] overlayArray = 4063 overlaySet.values().toArray(new PackageParser.Package[0]); 4064 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4065 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4066 return p1.mOverlayPriority - p2.mOverlayPriority; 4067 } 4068 }; 4069 Arrays.sort(overlayArray, cmp); 4070 4071 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4072 int i = 0; 4073 for (PackageParser.Package p : overlayArray) { 4074 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4075 } 4076 return true; 4077 } 4078 4079 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 4080 final File[] files = dir.listFiles(); 4081 if (ArrayUtils.isEmpty(files)) { 4082 Log.d(TAG, "No files in app dir " + dir); 4083 return; 4084 } 4085 4086 if (DEBUG_PACKAGE_SCANNING) { 4087 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 4088 + " flags=0x" + Integer.toHexString(flags)); 4089 } 4090 4091 for (File file : files) { 4092 final boolean isPackage = isApkFile(file) || file.isDirectory(); 4093 if (!isPackage) { 4094 // Ignore entries which are not apk's 4095 continue; 4096 } 4097 PackageParser.Package pkg = scanPackageLI(file, 4098 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null, null); 4099 // Don't mess around with apps in system partition. 4100 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4101 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 4102 // Delete the apk 4103 Slog.w(TAG, "Cleaning up failed install of " + file); 4104 file.delete(); 4105 } 4106 } 4107 } 4108 4109 private static File getSettingsProblemFile() { 4110 File dataDir = Environment.getDataDirectory(); 4111 File systemDir = new File(dataDir, "system"); 4112 File fname = new File(systemDir, "uiderrors.txt"); 4113 return fname; 4114 } 4115 4116 static void reportSettingsProblem(int priority, String msg) { 4117 try { 4118 File fname = getSettingsProblemFile(); 4119 FileOutputStream out = new FileOutputStream(fname, true); 4120 PrintWriter pw = new FastPrintWriter(out); 4121 SimpleDateFormat formatter = new SimpleDateFormat(); 4122 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4123 pw.println(dateString + ": " + msg); 4124 pw.close(); 4125 FileUtils.setPermissions( 4126 fname.toString(), 4127 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4128 -1, -1); 4129 } catch (java.io.IOException e) { 4130 } 4131 Slog.println(priority, TAG, msg); 4132 } 4133 4134 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 4135 PackageParser.Package pkg, File srcFile, int parseFlags) { 4136 if (ps != null 4137 && ps.codePath.equals(srcFile) 4138 && ps.timeStamp == srcFile.lastModified() 4139 && !isCompatSignatureUpdateNeeded(pkg)) { 4140 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4141 if (ps.signatures.mSignatures != null 4142 && ps.signatures.mSignatures.length != 0 4143 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4144 // Optimization: reuse the existing cached certificates 4145 // if the package appears to be unchanged. 4146 pkg.mSignatures = ps.signatures.mSignatures; 4147 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4148 pkg.mSigningKeys = ksms.getPublicKeysFromKeySet(mSigningKeySetId); 4149 return true; 4150 } 4151 4152 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 4153 } else { 4154 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4155 } 4156 4157 try { 4158 pp.collectCertificates(pkg, parseFlags); 4159 pp.collectManifestDigest(pkg); 4160 } catch (PackageParserException e) { 4161 Slog.e(TAG, "Failed during collect: " + e); 4162 mLastScanError = e.error; 4163 return false; 4164 } 4165 return true; 4166 } 4167 4168 /* 4169 * Scan a package and return the newly parsed package. 4170 * Returns null in case of errors and the error code is stored in mLastScanError 4171 */ 4172 private PackageParser.Package scanPackageLI(File scanFile, 4173 int parseFlags, int scanMode, long currentTime, UserHandle user, String abiOverride) { 4174 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 4175 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4176 parseFlags |= mDefParseFlags; 4177 PackageParser pp = new PackageParser(); 4178 pp.setSeparateProcesses(mSeparateProcesses); 4179 pp.setOnlyCoreApps(mOnlyCore); 4180 pp.setDisplayMetrics(mMetrics); 4181 4182 if ((scanMode & SCAN_TRUSTED_OVERLAY) != 0) { 4183 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4184 } 4185 4186 final PackageParser.Package pkg; 4187 try { 4188 pkg = pp.parsePackage(scanFile, parseFlags); 4189 } catch (PackageParserException e) { 4190 Slog.e(TAG, "Failed during scan: " + e); 4191 mLastScanError = e.error; 4192 return null; 4193 } 4194 4195 PackageSetting ps = null; 4196 PackageSetting updatedPkg; 4197 // reader 4198 synchronized (mPackages) { 4199 // Look to see if we already know about this package. 4200 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4201 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4202 // This package has been renamed to its original name. Let's 4203 // use that. 4204 ps = mSettings.peekPackageLPr(oldName); 4205 } 4206 // If there was no original package, see one for the real package name. 4207 if (ps == null) { 4208 ps = mSettings.peekPackageLPr(pkg.packageName); 4209 } 4210 // Check to see if this package could be hiding/updating a system 4211 // package. Must look for it either under the original or real 4212 // package name depending on our state. 4213 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4214 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4215 } 4216 boolean updatedPkgBetter = false; 4217 // First check if this is a system package that may involve an update 4218 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4219 if (ps != null && !ps.codePath.equals(scanFile)) { 4220 // The path has changed from what was last scanned... check the 4221 // version of the new path against what we have stored to determine 4222 // what to do. 4223 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4224 if (pkg.mVersionCode < ps.versionCode) { 4225 // The system package has been updated and the code path does not match 4226 // Ignore entry. Skip it. 4227 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4228 + " ignored: updated version " + ps.versionCode 4229 + " better than this " + pkg.mVersionCode); 4230 if (!updatedPkg.codePath.equals(scanFile)) { 4231 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4232 + ps.name + " changing from " + updatedPkg.codePathString 4233 + " to " + scanFile); 4234 updatedPkg.codePath = scanFile; 4235 updatedPkg.codePathString = scanFile.toString(); 4236 // This is the point at which we know that the system-disk APK 4237 // for this package has moved during a reboot (e.g. due to an OTA), 4238 // so we need to reevaluate it for privilege policy. 4239 if (locationIsPrivileged(scanFile)) { 4240 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4241 } 4242 } 4243 updatedPkg.pkg = pkg; 4244 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4245 return null; 4246 } else { 4247 // The current app on the system partition is better than 4248 // what we have updated to on the data partition; switch 4249 // back to the system partition version. 4250 // At this point, its safely assumed that package installation for 4251 // apps in system partition will go through. If not there won't be a working 4252 // version of the app 4253 // writer 4254 synchronized (mPackages) { 4255 // Just remove the loaded entries from package lists. 4256 mPackages.remove(ps.name); 4257 } 4258 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4259 + "reverting from " + ps.codePathString 4260 + ": new version " + pkg.mVersionCode 4261 + " better than installed " + ps.versionCode); 4262 4263 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4264 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4265 getAppDexInstructionSets(ps), isMultiArch(ps)); 4266 synchronized (mInstallLock) { 4267 args.cleanUpResourcesLI(); 4268 } 4269 synchronized (mPackages) { 4270 mSettings.enableSystemPackageLPw(ps.name); 4271 } 4272 updatedPkgBetter = true; 4273 } 4274 } 4275 } 4276 4277 if (updatedPkg != null) { 4278 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4279 // initially 4280 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4281 4282 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4283 // flag set initially 4284 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4285 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4286 } 4287 } 4288 // Verify certificates against what was last scanned 4289 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 4290 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 4291 return null; 4292 } 4293 4294 /* 4295 * A new system app appeared, but we already had a non-system one of the 4296 * same name installed earlier. 4297 */ 4298 boolean shouldHideSystemApp = false; 4299 if (updatedPkg == null && ps != null 4300 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4301 /* 4302 * Check to make sure the signatures match first. If they don't, 4303 * wipe the installed application and its data. 4304 */ 4305 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4306 != PackageManager.SIGNATURE_MATCH) { 4307 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4308 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4309 ps = null; 4310 } else { 4311 /* 4312 * If the newly-added system app is an older version than the 4313 * already installed version, hide it. It will be scanned later 4314 * and re-added like an update. 4315 */ 4316 if (pkg.mVersionCode < ps.versionCode) { 4317 shouldHideSystemApp = true; 4318 } else { 4319 /* 4320 * The newly found system app is a newer version that the 4321 * one previously installed. Simply remove the 4322 * already-installed application and replace it with our own 4323 * while keeping the application data. 4324 */ 4325 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4326 + ps.codePathString + ": new version " + pkg.mVersionCode 4327 + " better than installed " + ps.versionCode); 4328 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4329 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4330 getAppDexInstructionSets(ps), isMultiArch(ps)); 4331 synchronized (mInstallLock) { 4332 args.cleanUpResourcesLI(); 4333 } 4334 } 4335 } 4336 } 4337 4338 // The apk is forward locked (not public) if its code and resources 4339 // are kept in different files. (except for app in either system or 4340 // vendor path). 4341 // TODO grab this value from PackageSettings 4342 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4343 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4344 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4345 } 4346 } 4347 4348 // TODO: extend to support forward-locked splits 4349 String resourcePath = null; 4350 String baseResourcePath = null; 4351 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4352 if (ps != null && ps.resourcePathString != null) { 4353 resourcePath = ps.resourcePathString; 4354 baseResourcePath = ps.resourcePathString; 4355 } else { 4356 // Should not happen at all. Just log an error. 4357 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4358 } 4359 } else { 4360 resourcePath = pkg.codePath; 4361 baseResourcePath = pkg.baseCodePath; 4362 } 4363 4364 // Set application objects path explicitly. 4365 pkg.applicationInfo.setCodePath(pkg.codePath); 4366 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4367 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4368 pkg.applicationInfo.setResourcePath(resourcePath); 4369 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4370 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4371 4372 // Note that we invoke the following method only if we are about to unpack an application 4373 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4374 | SCAN_UPDATE_SIGNATURE, currentTime, user, abiOverride); 4375 4376 /* 4377 * If the system app should be overridden by a previously installed 4378 * data, hide the system app now and let the /data/app scan pick it up 4379 * again. 4380 */ 4381 if (shouldHideSystemApp) { 4382 synchronized (mPackages) { 4383 /* 4384 * We have to grant systems permissions before we hide, because 4385 * grantPermissions will assume the package update is trying to 4386 * expand its permissions. 4387 */ 4388 grantPermissionsLPw(pkg, true); 4389 mSettings.disableSystemPackageLPw(pkg.packageName); 4390 } 4391 } 4392 4393 return scannedPkg; 4394 } 4395 4396 private static String fixProcessName(String defProcessName, 4397 String processName, int uid) { 4398 if (processName == null) { 4399 return defProcessName; 4400 } 4401 return processName; 4402 } 4403 4404 private boolean verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) { 4405 if (pkgSetting.signatures.mSignatures != null) { 4406 // Already existing package. Make sure signatures match 4407 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4408 == PackageManager.SIGNATURE_MATCH; 4409 if (!match) { 4410 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4411 == PackageManager.SIGNATURE_MATCH; 4412 } 4413 if (!match) { 4414 Slog.e(TAG, "Package " + pkg.packageName 4415 + " signatures do not match the previously installed version; ignoring!"); 4416 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4417 return false; 4418 } 4419 } 4420 4421 // Check for shared user signatures 4422 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4423 // Already existing package. Make sure signatures match 4424 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4425 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4426 if (!match) { 4427 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4428 == PackageManager.SIGNATURE_MATCH; 4429 } 4430 if (!match) { 4431 Slog.e(TAG, "Package " + pkg.packageName 4432 + " has no signatures that match those in shared user " 4433 + pkgSetting.sharedUser.name + "; ignoring!"); 4434 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4435 return false; 4436 } 4437 } 4438 return true; 4439 } 4440 4441 /** 4442 * Enforces that only the system UID or root's UID can call a method exposed 4443 * via Binder. 4444 * 4445 * @param message used as message if SecurityException is thrown 4446 * @throws SecurityException if the caller is not system or root 4447 */ 4448 private static final void enforceSystemOrRoot(String message) { 4449 final int uid = Binder.getCallingUid(); 4450 if (uid != Process.SYSTEM_UID && uid != 0) { 4451 throw new SecurityException(message); 4452 } 4453 } 4454 4455 @Override 4456 public void performBootDexOpt() { 4457 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4458 4459 final HashSet<PackageParser.Package> pkgs; 4460 synchronized (mPackages) { 4461 pkgs = mDeferredDexOpt; 4462 mDeferredDexOpt = null; 4463 } 4464 4465 if (pkgs != null) { 4466 // Filter out packages that aren't recently used. 4467 // 4468 // The exception is first boot of a non-eng device, which 4469 // should do a full dexopt. 4470 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4471 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4472 // TODO: add a property to control this? 4473 long dexOptLRUThresholdInMinutes; 4474 if (eng) { 4475 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4476 } else { 4477 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4478 } 4479 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4480 4481 int total = pkgs.size(); 4482 int skipped = 0; 4483 long now = System.currentTimeMillis(); 4484 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4485 PackageParser.Package pkg = i.next(); 4486 long then = pkg.mLastPackageUsageTimeInMills; 4487 if (then + dexOptLRUThresholdInMills < now) { 4488 if (DEBUG_DEXOPT) { 4489 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4490 ((then == 0) ? "never" : new Date(then))); 4491 } 4492 i.remove(); 4493 skipped++; 4494 } 4495 } 4496 if (DEBUG_DEXOPT) { 4497 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4498 } 4499 } 4500 4501 int i = 0; 4502 for (PackageParser.Package pkg : pkgs) { 4503 i++; 4504 if (DEBUG_DEXOPT) { 4505 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4506 + ": " + pkg.packageName); 4507 } 4508 if (!isFirstBoot()) { 4509 try { 4510 ActivityManagerNative.getDefault().showBootMessage( 4511 mContext.getResources().getString( 4512 R.string.android_upgrading_apk, 4513 i, pkgs.size()), true); 4514 } catch (RemoteException e) { 4515 } 4516 } 4517 PackageParser.Package p = pkg; 4518 synchronized (mInstallLock) { 4519 if (p.mDexOptNeeded) { 4520 performDexOptLI(p, false /* force dex */, false /* defer */, 4521 true /* include dependencies */); 4522 } 4523 } 4524 } 4525 } 4526 } 4527 4528 @Override 4529 public boolean performDexOpt(String packageName) { 4530 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4531 return performDexOpt(packageName, true); 4532 } 4533 4534 public boolean performDexOpt(String packageName, boolean updateUsage) { 4535 4536 PackageParser.Package p; 4537 synchronized (mPackages) { 4538 p = mPackages.get(packageName); 4539 if (p == null) { 4540 return false; 4541 } 4542 if (updateUsage) { 4543 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4544 } 4545 mPackageUsage.write(false); 4546 if (!p.mDexOptNeeded) { 4547 return false; 4548 } 4549 } 4550 4551 synchronized (mInstallLock) { 4552 return performDexOptLI(p, false /* force dex */, false /* defer */, 4553 true /* include dependencies */) == DEX_OPT_PERFORMED; 4554 } 4555 } 4556 4557 public HashSet<String> getPackagesThatNeedDexOpt() { 4558 HashSet<String> pkgs = null; 4559 synchronized (mPackages) { 4560 for (PackageParser.Package p : mPackages.values()) { 4561 if (DEBUG_DEXOPT) { 4562 Log.i(TAG, p.packageName + " mDexOptNeeded=" + p.mDexOptNeeded); 4563 } 4564 if (!p.mDexOptNeeded) { 4565 continue; 4566 } 4567 if (pkgs == null) { 4568 pkgs = new HashSet<String>(); 4569 } 4570 pkgs.add(p.packageName); 4571 } 4572 } 4573 return pkgs; 4574 } 4575 4576 public void shutdown() { 4577 mPackageUsage.write(true); 4578 } 4579 4580 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4581 boolean forceDex, boolean defer, HashSet<String> done) { 4582 for (int i=0; i<libs.size(); i++) { 4583 PackageParser.Package libPkg; 4584 String libName; 4585 synchronized (mPackages) { 4586 libName = libs.get(i); 4587 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4588 if (lib != null && lib.apk != null) { 4589 libPkg = mPackages.get(lib.apk); 4590 } else { 4591 libPkg = null; 4592 } 4593 } 4594 if (libPkg != null && !done.contains(libName)) { 4595 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4596 } 4597 } 4598 } 4599 4600 static final int DEX_OPT_SKIPPED = 0; 4601 static final int DEX_OPT_PERFORMED = 1; 4602 static final int DEX_OPT_DEFERRED = 2; 4603 static final int DEX_OPT_FAILED = -1; 4604 4605 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4606 boolean forceDex, boolean defer, HashSet<String> done) { 4607 final String[] instructionSets = targetInstructionSets != null ? 4608 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4609 4610 if (done != null) { 4611 done.add(pkg.packageName); 4612 if (pkg.usesLibraries != null) { 4613 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4614 } 4615 if (pkg.usesOptionalLibraries != null) { 4616 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4617 } 4618 } 4619 4620 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0) { 4621 final Collection<String> paths = pkg.getAllCodePaths(); 4622 for (String path : paths) { 4623 for (String instructionSet : instructionSets) { 4624 try { 4625 boolean isDexOptNeededInternal = DexFile.isDexOptNeededInternal(path, 4626 pkg.packageName, instructionSet, defer); 4627 // There are three basic cases here: 4628 // 1.) we need to dexopt, either because we are forced or it is needed 4629 // 2.) we are defering a needed dexopt 4630 // 3.) we are skipping an unneeded dexopt 4631 if (forceDex || (!defer && isDexOptNeededInternal)) { 4632 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4633 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4634 int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4635 pkg.packageName, instructionSet); 4636 // Note that we ran dexopt, since rerunning will 4637 // probably just result in an error again. 4638 pkg.mDexOptNeeded = false; 4639 if (ret < 0) { 4640 return DEX_OPT_FAILED; 4641 } 4642 return DEX_OPT_PERFORMED; 4643 } 4644 if (defer && isDexOptNeededInternal) { 4645 if (mDeferredDexOpt == null) { 4646 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4647 } 4648 mDeferredDexOpt.add(pkg); 4649 return DEX_OPT_DEFERRED; 4650 } 4651 pkg.mDexOptNeeded = false; 4652 return DEX_OPT_SKIPPED; 4653 } catch (FileNotFoundException e) { 4654 Slog.w(TAG, "Apk not found for dexopt: " + path); 4655 return DEX_OPT_FAILED; 4656 } catch (IOException e) { 4657 Slog.w(TAG, "IOException reading apk: " + path, e); 4658 return DEX_OPT_FAILED; 4659 } catch (StaleDexCacheError e) { 4660 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4661 return DEX_OPT_FAILED; 4662 } catch (Exception e) { 4663 Slog.w(TAG, "Exception when doing dexopt : ", e); 4664 return DEX_OPT_FAILED; 4665 } 4666 } 4667 } 4668 } 4669 return DEX_OPT_SKIPPED; 4670 } 4671 4672 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4673 if (info.primaryCpuAbi != null) { 4674 if (info.secondaryCpuAbi != null) { 4675 return new String[] { 4676 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4677 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4678 } else { 4679 return new String[] { 4680 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4681 } 4682 } 4683 4684 return new String[] { getPreferredInstructionSet() }; 4685 } 4686 4687 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4688 if (ps.primaryCpuAbiString != null) { 4689 if (ps.secondaryCpuAbiString != null) { 4690 return new String[] { ps.primaryCpuAbiString, ps.secondaryCpuAbiString }; 4691 } else { 4692 return new String[] { ps.primaryCpuAbiString }; 4693 } 4694 } 4695 4696 return new String[] { getPreferredInstructionSet() }; 4697 } 4698 4699 private static String getPreferredInstructionSet() { 4700 if (sPreferredInstructionSet == null) { 4701 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4702 } 4703 4704 return sPreferredInstructionSet; 4705 } 4706 4707 private static List<String> getAllInstructionSets() { 4708 final String[] allAbis = Build.SUPPORTED_ABIS; 4709 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4710 4711 for (String abi : allAbis) { 4712 final String instructionSet = VMRuntime.getInstructionSet(abi); 4713 if (!allInstructionSets.contains(instructionSet)) { 4714 allInstructionSets.add(instructionSet); 4715 } 4716 } 4717 4718 return allInstructionSets; 4719 } 4720 4721 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4722 boolean inclDependencies) { 4723 HashSet<String> done; 4724 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4725 done = new HashSet<String>(); 4726 done.add(pkg.packageName); 4727 } else { 4728 done = null; 4729 } 4730 return performDexOptLI(pkg, null /* target instruction sets */, forceDex, defer, done); 4731 } 4732 4733 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4734 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4735 Slog.w(TAG, "Unable to update from " + oldPkg.name 4736 + " to " + newPkg.packageName 4737 + ": old package not in system partition"); 4738 return false; 4739 } else if (mPackages.get(oldPkg.name) != null) { 4740 Slog.w(TAG, "Unable to update from " + oldPkg.name 4741 + " to " + newPkg.packageName 4742 + ": old package still exists"); 4743 return false; 4744 } 4745 return true; 4746 } 4747 4748 File getDataPathForUser(int userId) { 4749 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4750 } 4751 4752 private File getDataPathForPackage(String packageName, int userId) { 4753 /* 4754 * Until we fully support multiple users, return the directory we 4755 * previously would have. The PackageManagerTests will need to be 4756 * revised when this is changed back.. 4757 */ 4758 if (userId == 0) { 4759 return new File(mAppDataDir, packageName); 4760 } else { 4761 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4762 + File.separator + packageName); 4763 } 4764 } 4765 4766 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4767 int[] users = sUserManager.getUserIds(); 4768 int res = mInstaller.install(packageName, uid, uid, seinfo); 4769 if (res < 0) { 4770 return res; 4771 } 4772 for (int user : users) { 4773 if (user != 0) { 4774 res = mInstaller.createUserData(packageName, 4775 UserHandle.getUid(user, uid), user, seinfo); 4776 if (res < 0) { 4777 return res; 4778 } 4779 } 4780 } 4781 return res; 4782 } 4783 4784 private int removeDataDirsLI(String packageName) { 4785 int[] users = sUserManager.getUserIds(); 4786 int res = 0; 4787 for (int user : users) { 4788 int resInner = mInstaller.remove(packageName, user); 4789 if (resInner < 0) { 4790 res = resInner; 4791 } 4792 } 4793 4794 return res; 4795 } 4796 4797 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4798 PackageParser.Package changingLib) { 4799 if (file.path != null) { 4800 usesLibraryFiles.add(file.path); 4801 return; 4802 } 4803 PackageParser.Package p = mPackages.get(file.apk); 4804 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4805 // If we are doing this while in the middle of updating a library apk, 4806 // then we need to make sure to use that new apk for determining the 4807 // dependencies here. (We haven't yet finished committing the new apk 4808 // to the package manager state.) 4809 if (p == null || p.packageName.equals(changingLib.packageName)) { 4810 p = changingLib; 4811 } 4812 } 4813 if (p != null) { 4814 usesLibraryFiles.addAll(p.getAllCodePaths()); 4815 } 4816 } 4817 4818 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4819 PackageParser.Package changingLib) { 4820 // We might be upgrading from a version of the platform that did not 4821 // provide per-package native library directories for system apps. 4822 // Fix that up here. 4823 if (isSystemApp(pkg)) { 4824 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4825 if (!isUpdatedSystemApp(pkg)) { 4826 setBundledAppAbisAndRoots(pkg, ps); 4827 } 4828 } 4829 4830 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4831 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4832 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4833 for (int i=0; i<N; i++) { 4834 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4835 if (file == null) { 4836 Slog.e(TAG, "Package " + pkg.packageName 4837 + " requires unavailable shared library " 4838 + pkg.usesLibraries.get(i) + "; failing!"); 4839 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4840 return false; 4841 } 4842 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4843 } 4844 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4845 for (int i=0; i<N; i++) { 4846 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4847 if (file == null) { 4848 Slog.w(TAG, "Package " + pkg.packageName 4849 + " desires unavailable shared library " 4850 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4851 } else { 4852 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4853 } 4854 } 4855 N = usesLibraryFiles.size(); 4856 if (N > 0) { 4857 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4858 } else { 4859 pkg.usesLibraryFiles = null; 4860 } 4861 } 4862 return true; 4863 } 4864 4865 private static boolean hasString(List<String> list, List<String> which) { 4866 if (list == null) { 4867 return false; 4868 } 4869 for (int i=list.size()-1; i>=0; i--) { 4870 for (int j=which.size()-1; j>=0; j--) { 4871 if (which.get(j).equals(list.get(i))) { 4872 return true; 4873 } 4874 } 4875 } 4876 return false; 4877 } 4878 4879 private void updateAllSharedLibrariesLPw() { 4880 for (PackageParser.Package pkg : mPackages.values()) { 4881 updateSharedLibrariesLPw(pkg, null); 4882 } 4883 } 4884 4885 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4886 PackageParser.Package changingPkg) { 4887 ArrayList<PackageParser.Package> res = null; 4888 for (PackageParser.Package pkg : mPackages.values()) { 4889 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4890 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4891 if (res == null) { 4892 res = new ArrayList<PackageParser.Package>(); 4893 } 4894 res.add(pkg); 4895 updateSharedLibrariesLPw(pkg, changingPkg); 4896 } 4897 } 4898 return res; 4899 } 4900 4901 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4902 int parseFlags, int scanMode, long currentTime, UserHandle user, String abiOverride) { 4903 final File scanFile = new File(pkg.codePath); 4904 if (pkg.applicationInfo.getCodePath() == null || 4905 pkg.applicationInfo.getResourcePath() == null) { 4906 // Bail out. The resource and code paths haven't been set. 4907 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4908 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4909 return null; 4910 } 4911 4912 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4913 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4914 } 4915 4916 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4917 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4918 } 4919 4920 if (mCustomResolverComponentName != null && 4921 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4922 setUpCustomResolverActivity(pkg); 4923 } 4924 4925 if (pkg.packageName.equals("android")) { 4926 synchronized (mPackages) { 4927 if (mAndroidApplication != null) { 4928 Slog.w(TAG, "*************************************************"); 4929 Slog.w(TAG, "Core android package being redefined. Skipping."); 4930 Slog.w(TAG, " file=" + scanFile); 4931 Slog.w(TAG, "*************************************************"); 4932 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4933 return null; 4934 } 4935 4936 // Set up information for our fall-back user intent resolution activity. 4937 mPlatformPackage = pkg; 4938 pkg.mVersionCode = mSdkVersion; 4939 mAndroidApplication = pkg.applicationInfo; 4940 4941 if (!mResolverReplaced) { 4942 mResolveActivity.applicationInfo = mAndroidApplication; 4943 mResolveActivity.name = ResolverActivity.class.getName(); 4944 mResolveActivity.packageName = mAndroidApplication.packageName; 4945 mResolveActivity.processName = "system:ui"; 4946 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4947 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 4948 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4949 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 4950 mResolveActivity.exported = true; 4951 mResolveActivity.enabled = true; 4952 mResolveInfo.activityInfo = mResolveActivity; 4953 mResolveInfo.priority = 0; 4954 mResolveInfo.preferredOrder = 0; 4955 mResolveInfo.match = 0; 4956 mResolveComponentName = new ComponentName( 4957 mAndroidApplication.packageName, mResolveActivity.name); 4958 } 4959 } 4960 } 4961 4962 if (DEBUG_PACKAGE_SCANNING) { 4963 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4964 Log.d(TAG, "Scanning package " + pkg.packageName); 4965 } 4966 4967 if (mPackages.containsKey(pkg.packageName) 4968 || mSharedLibraries.containsKey(pkg.packageName)) { 4969 Slog.w(TAG, "Application package " + pkg.packageName 4970 + " already installed. Skipping duplicate."); 4971 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4972 return null; 4973 } 4974 4975 // Initialize package source and resource directories 4976 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 4977 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 4978 4979 SharedUserSetting suid = null; 4980 PackageSetting pkgSetting = null; 4981 4982 if (!isSystemApp(pkg)) { 4983 // Only system apps can use these features. 4984 pkg.mOriginalPackages = null; 4985 pkg.mRealPackage = null; 4986 pkg.mAdoptPermissions = null; 4987 } 4988 4989 // writer 4990 synchronized (mPackages) { 4991 if (pkg.mSharedUserId != null) { 4992 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4993 if (suid == null) { 4994 Slog.w(TAG, "Creating application package " + pkg.packageName 4995 + " for shared user failed"); 4996 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4997 return null; 4998 } 4999 if (DEBUG_PACKAGE_SCANNING) { 5000 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5001 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5002 + "): packages=" + suid.packages); 5003 } 5004 } 5005 5006 // Check if we are renaming from an original package name. 5007 PackageSetting origPackage = null; 5008 String realName = null; 5009 if (pkg.mOriginalPackages != null) { 5010 // This package may need to be renamed to a previously 5011 // installed name. Let's check on that... 5012 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5013 if (pkg.mOriginalPackages.contains(renamed)) { 5014 // This package had originally been installed as the 5015 // original name, and we have already taken care of 5016 // transitioning to the new one. Just update the new 5017 // one to continue using the old name. 5018 realName = pkg.mRealPackage; 5019 if (!pkg.packageName.equals(renamed)) { 5020 // Callers into this function may have already taken 5021 // care of renaming the package; only do it here if 5022 // it is not already done. 5023 pkg.setPackageName(renamed); 5024 } 5025 5026 } else { 5027 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5028 if ((origPackage = mSettings.peekPackageLPr( 5029 pkg.mOriginalPackages.get(i))) != null) { 5030 // We do have the package already installed under its 5031 // original name... should we use it? 5032 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5033 // New package is not compatible with original. 5034 origPackage = null; 5035 continue; 5036 } else if (origPackage.sharedUser != null) { 5037 // Make sure uid is compatible between packages. 5038 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5039 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5040 + " to " + pkg.packageName + ": old uid " 5041 + origPackage.sharedUser.name 5042 + " differs from " + pkg.mSharedUserId); 5043 origPackage = null; 5044 continue; 5045 } 5046 } else { 5047 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5048 + pkg.packageName + " to old name " + origPackage.name); 5049 } 5050 break; 5051 } 5052 } 5053 } 5054 } 5055 5056 if (mTransferedPackages.contains(pkg.packageName)) { 5057 Slog.w(TAG, "Package " + pkg.packageName 5058 + " was transferred to another, but its .apk remains"); 5059 } 5060 5061 // Just create the setting, don't add it yet. For already existing packages 5062 // the PkgSetting exists already and doesn't have to be created. 5063 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5064 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5065 pkg.applicationInfo.primaryCpuAbi, 5066 pkg.applicationInfo.secondaryCpuAbi, 5067 pkg.applicationInfo.flags, user, false); 5068 if (pkgSetting == null) { 5069 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 5070 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5071 return null; 5072 } 5073 5074 if (pkgSetting.origPackage != null) { 5075 // If we are first transitioning from an original package, 5076 // fix up the new package's name now. We need to do this after 5077 // looking up the package under its new name, so getPackageLP 5078 // can take care of fiddling things correctly. 5079 pkg.setPackageName(origPackage.name); 5080 5081 // File a report about this. 5082 String msg = "New package " + pkgSetting.realName 5083 + " renamed to replace old package " + pkgSetting.name; 5084 reportSettingsProblem(Log.WARN, msg); 5085 5086 // Make a note of it. 5087 mTransferedPackages.add(origPackage.name); 5088 5089 // No longer need to retain this. 5090 pkgSetting.origPackage = null; 5091 } 5092 5093 if (realName != null) { 5094 // Make a note of it. 5095 mTransferedPackages.add(pkg.packageName); 5096 } 5097 5098 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5099 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5100 } 5101 5102 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5103 // Check all shared libraries and map to their actual file path. 5104 // We only do this here for apps not on a system dir, because those 5105 // are the only ones that can fail an install due to this. We 5106 // will take care of the system apps by updating all of their 5107 // library paths after the scan is done. 5108 if (!updateSharedLibrariesLPw(pkg, null)) { 5109 return null; 5110 } 5111 } 5112 5113 if (mFoundPolicyFile) { 5114 SELinuxMMAC.assignSeinfoValue(pkg); 5115 } 5116 5117 pkg.applicationInfo.uid = pkgSetting.appId; 5118 pkg.mExtras = pkgSetting; 5119 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5120 if (!verifySignaturesLP(pkgSetting, pkg)) { 5121 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5122 return null; 5123 } 5124 // The signature has changed, but this package is in the system 5125 // image... let's recover! 5126 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5127 // However... if this package is part of a shared user, but it 5128 // doesn't match the signature of the shared user, let's fail. 5129 // What this means is that you can't change the signatures 5130 // associated with an overall shared user, which doesn't seem all 5131 // that unreasonable. 5132 if (pkgSetting.sharedUser != null) { 5133 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5134 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5135 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 5136 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 5137 return null; 5138 } 5139 } 5140 // File a report about this. 5141 String msg = "System package " + pkg.packageName 5142 + " signature changed; retaining data."; 5143 reportSettingsProblem(Log.WARN, msg); 5144 } 5145 } else { 5146 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5147 Slog.e(TAG, "Package " + pkg.packageName 5148 + " upgrade keys do not match the previously installed version; "); 5149 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5150 return null; 5151 } else { 5152 // signatures may have changed as result of upgrade 5153 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5154 } 5155 } 5156 // Verify that this new package doesn't have any content providers 5157 // that conflict with existing packages. Only do this if the 5158 // package isn't already installed, since we don't want to break 5159 // things that are installed. 5160 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 5161 final int N = pkg.providers.size(); 5162 int i; 5163 for (i=0; i<N; i++) { 5164 PackageParser.Provider p = pkg.providers.get(i); 5165 if (p.info.authority != null) { 5166 String names[] = p.info.authority.split(";"); 5167 for (int j = 0; j < names.length; j++) { 5168 if (mProvidersByAuthority.containsKey(names[j])) { 5169 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5170 Slog.w(TAG, "Can't install because provider name " + names[j] + 5171 " (in package " + pkg.applicationInfo.packageName + 5172 ") is already used by " 5173 + ((other != null && other.getComponentName() != null) 5174 ? other.getComponentName().getPackageName() : "?")); 5175 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 5176 return null; 5177 } 5178 } 5179 } 5180 } 5181 } 5182 5183 if (pkg.mAdoptPermissions != null) { 5184 // This package wants to adopt ownership of permissions from 5185 // another package. 5186 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5187 final String origName = pkg.mAdoptPermissions.get(i); 5188 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5189 if (orig != null) { 5190 if (verifyPackageUpdateLPr(orig, pkg)) { 5191 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5192 + pkg.packageName); 5193 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5194 } 5195 } 5196 } 5197 } 5198 } 5199 5200 final String pkgName = pkg.packageName; 5201 5202 final long scanFileTime = scanFile.lastModified(); 5203 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 5204 pkg.applicationInfo.processName = fixProcessName( 5205 pkg.applicationInfo.packageName, 5206 pkg.applicationInfo.processName, 5207 pkg.applicationInfo.uid); 5208 5209 File dataPath; 5210 if (mPlatformPackage == pkg) { 5211 // The system package is special. 5212 dataPath = new File (Environment.getDataDirectory(), "system"); 5213 pkg.applicationInfo.dataDir = dataPath.getPath(); 5214 } else { 5215 // This is a normal package, need to make its data directory. 5216 dataPath = getDataPathForPackage(pkg.packageName, 0); 5217 5218 boolean uidError = false; 5219 5220 if (dataPath.exists()) { 5221 int currentUid = 0; 5222 try { 5223 StructStat stat = Os.stat(dataPath.getPath()); 5224 currentUid = stat.st_uid; 5225 } catch (ErrnoException e) { 5226 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5227 } 5228 5229 // If we have mismatched owners for the data path, we have a problem. 5230 if (currentUid != pkg.applicationInfo.uid) { 5231 boolean recovered = false; 5232 if (currentUid == 0) { 5233 // The directory somehow became owned by root. Wow. 5234 // This is probably because the system was stopped while 5235 // installd was in the middle of messing with its libs 5236 // directory. Ask installd to fix that. 5237 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5238 pkg.applicationInfo.uid); 5239 if (ret >= 0) { 5240 recovered = true; 5241 String msg = "Package " + pkg.packageName 5242 + " unexpectedly changed to uid 0; recovered to " + 5243 + pkg.applicationInfo.uid; 5244 reportSettingsProblem(Log.WARN, msg); 5245 } 5246 } 5247 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5248 || (scanMode&SCAN_BOOTING) != 0)) { 5249 // If this is a system app, we can at least delete its 5250 // current data so the application will still work. 5251 int ret = removeDataDirsLI(pkgName); 5252 if (ret >= 0) { 5253 // TODO: Kill the processes first 5254 // Old data gone! 5255 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5256 ? "System package " : "Third party package "; 5257 String msg = prefix + pkg.packageName 5258 + " has changed from uid: " 5259 + currentUid + " to " 5260 + pkg.applicationInfo.uid + "; old data erased"; 5261 reportSettingsProblem(Log.WARN, msg); 5262 recovered = true; 5263 5264 // And now re-install the app. 5265 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5266 pkg.applicationInfo.seinfo); 5267 if (ret == -1) { 5268 // Ack should not happen! 5269 msg = prefix + pkg.packageName 5270 + " could not have data directory re-created after delete."; 5271 reportSettingsProblem(Log.WARN, msg); 5272 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5273 return null; 5274 } 5275 } 5276 if (!recovered) { 5277 mHasSystemUidErrors = true; 5278 } 5279 } else if (!recovered) { 5280 // If we allow this install to proceed, we will be broken. 5281 // Abort, abort! 5282 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 5283 return null; 5284 } 5285 if (!recovered) { 5286 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5287 + pkg.applicationInfo.uid + "/fs_" 5288 + currentUid; 5289 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5290 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5291 String msg = "Package " + pkg.packageName 5292 + " has mismatched uid: " 5293 + currentUid + " on disk, " 5294 + pkg.applicationInfo.uid + " in settings"; 5295 // writer 5296 synchronized (mPackages) { 5297 mSettings.mReadMessages.append(msg); 5298 mSettings.mReadMessages.append('\n'); 5299 uidError = true; 5300 if (!pkgSetting.uidError) { 5301 reportSettingsProblem(Log.ERROR, msg); 5302 } 5303 } 5304 } 5305 } 5306 pkg.applicationInfo.dataDir = dataPath.getPath(); 5307 if (mShouldRestoreconData) { 5308 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5309 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5310 pkg.applicationInfo.uid); 5311 } 5312 } else { 5313 if (DEBUG_PACKAGE_SCANNING) { 5314 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5315 Log.v(TAG, "Want this data dir: " + dataPath); 5316 } 5317 //invoke installer to do the actual installation 5318 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5319 pkg.applicationInfo.seinfo); 5320 if (ret < 0) { 5321 // Error from installer 5322 Slog.w(TAG, "Unable to create data dirs [errorCode=" + ret + "]"); 5323 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5324 return null; 5325 } 5326 5327 if (dataPath.exists()) { 5328 pkg.applicationInfo.dataDir = dataPath.getPath(); 5329 } else { 5330 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5331 pkg.applicationInfo.dataDir = null; 5332 } 5333 } 5334 5335 pkgSetting.uidError = uidError; 5336 } 5337 5338 final String path = scanFile.getPath(); 5339 final String codePath = pkg.applicationInfo.getCodePath(); 5340 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5341 // For the case where we had previously uninstalled an update, get rid 5342 // of any native binaries we might have unpackaged. Note that this assumes 5343 // that system app updates were not installed via ASEC. 5344 // 5345 // TODO(multiArch): Is this cleanup really necessary ? 5346 NativeLibraryHelper.removeNativeBinariesFromDirLI( 5347 new File(codePath, LIB_DIR_NAME), false /* delete dirs */); 5348 setBundledAppAbisAndRoots(pkg, pkgSetting); 5349 setNativeLibraryPaths(pkg); 5350 } else { 5351 // TODO: We can probably be smarter about this stuff. For installed apps, 5352 // we can calculate this information at install time once and for all. For 5353 // system apps, we can probably assume that this information doesn't change 5354 // after the first boot scan. As things stand, we do lots of unnecessary work. 5355 5356 // Give ourselves some initial paths; we'll come back for another 5357 // pass once we've determined ABI below. 5358 setNativeLibraryPaths(pkg); 5359 5360 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5361 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5362 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5363 5364 NativeLibraryHelper.Handle handle = null; 5365 try { 5366 handle = NativeLibraryHelper.Handle.create(scanFile); 5367 // TODO(multiArch): This can be null for apps that didn't go through the 5368 // usual installation process. We can calculate it again, like we 5369 // do during install time. 5370 // 5371 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5372 // unnecessary. 5373 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5374 5375 // Null out the abis so that they can be recalculated. 5376 pkg.applicationInfo.primaryCpuAbi = null; 5377 pkg.applicationInfo.secondaryCpuAbi = null; 5378 if (isMultiArch(pkg.applicationInfo)) { 5379 // Warn if we've set an abiOverride for multi-lib packages.. 5380 // By definition, we need to copy both 32 and 64 bit libraries for 5381 // such packages. 5382 if (abiOverride != null) { 5383 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5384 } 5385 5386 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5387 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5388 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5389 if (isAsec) { 5390 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5391 } else { 5392 abi32 = copyNativeLibrariesForInternalApp(handle, 5393 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, useIsaSpecificSubdirs); 5394 } 5395 } 5396 5397 if (abi32 < 0 && abi32 != PackageManager.NO_NATIVE_LIBRARIES) { 5398 Slog.w(TAG, "Error unpackaging 32 bit native libs for multiarch app, errorCode=" + abi32); 5399 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5400 return null; 5401 } 5402 5403 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5404 if (isAsec) { 5405 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5406 } else { 5407 abi64 = copyNativeLibrariesForInternalApp(handle, 5408 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, useIsaSpecificSubdirs); 5409 } 5410 } 5411 5412 if (abi64 < 0 && abi64 != PackageManager.NO_NATIVE_LIBRARIES) { 5413 Slog.w(TAG, "Error unpackaging 64 bit native libs for multiarch app, errorCode=" + abi32); 5414 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5415 return null; 5416 } 5417 5418 5419 if (abi64 >= 0) { 5420 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5421 } 5422 5423 if (abi32 >= 0) { 5424 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5425 if (abi64 >= 0) { 5426 pkg.applicationInfo.secondaryCpuAbi = abi; 5427 } else { 5428 pkg.applicationInfo.primaryCpuAbi = abi; 5429 } 5430 } 5431 } else { 5432 String[] abiList = (abiOverride != null) ? 5433 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 5434 5435 // Enable gross and lame hacks for apps that are built with old 5436 // SDK tools. We must scan their APKs for renderscript bitcode and 5437 // not launch them if it's present. Don't bother checking on devices 5438 // that don't have 64 bit support. 5439 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 5440 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5441 abiList = Build.SUPPORTED_32_BIT_ABIS; 5442 } 5443 5444 final int copyRet; 5445 if (isAsec) { 5446 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5447 } else { 5448 copyRet = copyNativeLibrariesForInternalApp(handle, nativeLibraryRoot, abiList, 5449 useIsaSpecificSubdirs); 5450 } 5451 5452 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5453 Slog.w(TAG, "Error unpackaging native libs for app, errorCode=" + copyRet); 5454 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5455 return null; 5456 } 5457 5458 if (copyRet >= 0) { 5459 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5460 } 5461 } 5462 } catch (IOException ioe) { 5463 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5464 } finally { 5465 IoUtils.closeQuietly(handle); 5466 } 5467 5468 // Now that we've calculated the ABIs and determined if it's an internal app, 5469 // we will go ahead and populate the nativeLibraryPath. 5470 setNativeLibraryPaths(pkg); 5471 5472 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5473 final int[] userIds = sUserManager.getUserIds(); 5474 synchronized (mInstallLock) { 5475 // Create a native library symlink only if we have native libraries 5476 // and if the native libraries are 32 bit libraries. We do not provide 5477 // this symlink for 64 bit libraries. 5478 if (pkg.applicationInfo.primaryCpuAbi != null && 5479 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5480 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5481 for (int userId : userIds) { 5482 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5483 Slog.w(TAG, "Failed linking native library dir (user=" + userId 5484 + ")"); 5485 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5486 return null; 5487 } 5488 } 5489 } 5490 } 5491 5492 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5493 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5494 } 5495 5496 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5497 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5498 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5499 5500 // Push the derived path down into PackageSettings so we know what to 5501 // clean up at uninstall time. 5502 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5503 5504 if (DEBUG_ABI_SELECTION) { 5505 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5506 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5507 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5508 } 5509 5510 if ((scanMode&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5511 // We don't do this here during boot because we can do it all 5512 // at once after scanning all existing packages. 5513 // 5514 // We also do this *before* we perform dexopt on this package, so that 5515 // we can avoid redundant dexopts, and also to make sure we've got the 5516 // code and package path correct. 5517 if (!adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5518 pkg, forceDex, (scanMode & SCAN_DEFER_DEX) != 0)) { 5519 mLastScanError = PackageManager.INSTALL_FAILED_CPU_ABI_INCOMPATIBLE; 5520 return null; 5521 } 5522 } 5523 5524 if ((scanMode&SCAN_NO_DEX) == 0) { 5525 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5526 == DEX_OPT_FAILED) { 5527 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5528 removeDataDirsLI(pkg.packageName); 5529 } 5530 5531 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5532 return null; 5533 } 5534 } 5535 5536 if (mFactoryTest && pkg.requestedPermissions.contains( 5537 android.Manifest.permission.FACTORY_TEST)) { 5538 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5539 } 5540 5541 ArrayList<PackageParser.Package> clientLibPkgs = null; 5542 5543 // writer 5544 synchronized (mPackages) { 5545 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5546 // Only system apps can add new shared libraries. 5547 if (pkg.libraryNames != null) { 5548 for (int i=0; i<pkg.libraryNames.size(); i++) { 5549 String name = pkg.libraryNames.get(i); 5550 boolean allowed = false; 5551 if (isUpdatedSystemApp(pkg)) { 5552 // New library entries can only be added through the 5553 // system image. This is important to get rid of a lot 5554 // of nasty edge cases: for example if we allowed a non- 5555 // system update of the app to add a library, then uninstalling 5556 // the update would make the library go away, and assumptions 5557 // we made such as through app install filtering would now 5558 // have allowed apps on the device which aren't compatible 5559 // with it. Better to just have the restriction here, be 5560 // conservative, and create many fewer cases that can negatively 5561 // impact the user experience. 5562 final PackageSetting sysPs = mSettings 5563 .getDisabledSystemPkgLPr(pkg.packageName); 5564 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5565 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5566 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5567 allowed = true; 5568 allowed = true; 5569 break; 5570 } 5571 } 5572 } 5573 } else { 5574 allowed = true; 5575 } 5576 if (allowed) { 5577 if (!mSharedLibraries.containsKey(name)) { 5578 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5579 } else if (!name.equals(pkg.packageName)) { 5580 Slog.w(TAG, "Package " + pkg.packageName + " library " 5581 + name + " already exists; skipping"); 5582 } 5583 } else { 5584 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5585 + name + " that is not declared on system image; skipping"); 5586 } 5587 } 5588 if ((scanMode&SCAN_BOOTING) == 0) { 5589 // If we are not booting, we need to update any applications 5590 // that are clients of our shared library. If we are booting, 5591 // this will all be done once the scan is complete. 5592 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5593 } 5594 } 5595 } 5596 } 5597 5598 // We also need to dexopt any apps that are dependent on this library. Note that 5599 // if these fail, we should abort the install since installing the library will 5600 // result in some apps being broken. 5601 if (clientLibPkgs != null) { 5602 if ((scanMode&SCAN_NO_DEX) == 0) { 5603 for (int i=0; i<clientLibPkgs.size(); i++) { 5604 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5605 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5606 == DEX_OPT_FAILED) { 5607 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5608 removeDataDirsLI(pkg.packageName); 5609 } 5610 5611 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5612 return null; 5613 } 5614 } 5615 } 5616 } 5617 5618 // Request the ActivityManager to kill the process(only for existing packages) 5619 // so that we do not end up in a confused state while the user is still using the older 5620 // version of the application while the new one gets installed. 5621 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5622 // If the package lives in an asec, tell everyone that the container is going 5623 // away so they can clean up any references to its resources (which would prevent 5624 // vold from being able to unmount the asec) 5625 if (isForwardLocked(pkg) || isExternal(pkg)) { 5626 if (DEBUG_INSTALL) { 5627 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5628 } 5629 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5630 final ArrayList<String> pkgList = new ArrayList<String>(1); 5631 pkgList.add(pkg.applicationInfo.packageName); 5632 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5633 } 5634 5635 // Post the request that it be killed now that the going-away broadcast is en route 5636 killApplication(pkg.applicationInfo.packageName, 5637 pkg.applicationInfo.uid, "update pkg"); 5638 } 5639 5640 // Also need to kill any apps that are dependent on the library. 5641 if (clientLibPkgs != null) { 5642 for (int i=0; i<clientLibPkgs.size(); i++) { 5643 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5644 killApplication(clientPkg.applicationInfo.packageName, 5645 clientPkg.applicationInfo.uid, "update lib"); 5646 } 5647 } 5648 5649 // writer 5650 synchronized (mPackages) { 5651 // We don't expect installation to fail beyond this point, 5652 if ((scanMode&SCAN_MONITOR) != 0) { 5653 mAppDirs.put(pkg.codePath, pkg); 5654 } 5655 // Add the new setting to mSettings 5656 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5657 // Add the new setting to mPackages 5658 mPackages.put(pkg.applicationInfo.packageName, pkg); 5659 // Make sure we don't accidentally delete its data. 5660 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5661 while (iter.hasNext()) { 5662 PackageCleanItem item = iter.next(); 5663 if (pkgName.equals(item.packageName)) { 5664 iter.remove(); 5665 } 5666 } 5667 5668 // Take care of first install / last update times. 5669 if (currentTime != 0) { 5670 if (pkgSetting.firstInstallTime == 0) { 5671 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5672 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5673 pkgSetting.lastUpdateTime = currentTime; 5674 } 5675 } else if (pkgSetting.firstInstallTime == 0) { 5676 // We need *something*. Take time time stamp of the file. 5677 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5678 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5679 if (scanFileTime != pkgSetting.timeStamp) { 5680 // A package on the system image has changed; consider this 5681 // to be an update. 5682 pkgSetting.lastUpdateTime = scanFileTime; 5683 } 5684 } 5685 5686 // Add the package's KeySets to the global KeySetManagerService 5687 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5688 try { 5689 // Old KeySetData no longer valid. 5690 ksms.removeAppKeySetData(pkg.packageName); 5691 ksms.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5692 if (pkg.mKeySetMapping != null) { 5693 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5694 pkg.mKeySetMapping.entrySet()) { 5695 if (entry.getValue() != null) { 5696 ksms.addDefinedKeySetToPackage(pkg.packageName, 5697 entry.getValue(), entry.getKey()); 5698 } 5699 } 5700 if (pkg.mUpgradeKeySets != null) { 5701 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5702 ksms.addUpgradeKeySetToPackage(pkg.packageName, upgradeAlias); 5703 } 5704 } 5705 } 5706 } catch (NullPointerException e) { 5707 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5708 } catch (IllegalArgumentException e) { 5709 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5710 } 5711 5712 int N = pkg.providers.size(); 5713 StringBuilder r = null; 5714 int i; 5715 for (i=0; i<N; i++) { 5716 PackageParser.Provider p = pkg.providers.get(i); 5717 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5718 p.info.processName, pkg.applicationInfo.uid); 5719 mProviders.addProvider(p); 5720 p.syncable = p.info.isSyncable; 5721 if (p.info.authority != null) { 5722 String names[] = p.info.authority.split(";"); 5723 p.info.authority = null; 5724 for (int j = 0; j < names.length; j++) { 5725 if (j == 1 && p.syncable) { 5726 // We only want the first authority for a provider to possibly be 5727 // syncable, so if we already added this provider using a different 5728 // authority clear the syncable flag. We copy the provider before 5729 // changing it because the mProviders object contains a reference 5730 // to a provider that we don't want to change. 5731 // Only do this for the second authority since the resulting provider 5732 // object can be the same for all future authorities for this provider. 5733 p = new PackageParser.Provider(p); 5734 p.syncable = false; 5735 } 5736 if (!mProvidersByAuthority.containsKey(names[j])) { 5737 mProvidersByAuthority.put(names[j], p); 5738 if (p.info.authority == null) { 5739 p.info.authority = names[j]; 5740 } else { 5741 p.info.authority = p.info.authority + ";" + names[j]; 5742 } 5743 if (DEBUG_PACKAGE_SCANNING) { 5744 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5745 Log.d(TAG, "Registered content provider: " + names[j] 5746 + ", className = " + p.info.name + ", isSyncable = " 5747 + p.info.isSyncable); 5748 } 5749 } else { 5750 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5751 Slog.w(TAG, "Skipping provider name " + names[j] + 5752 " (in package " + pkg.applicationInfo.packageName + 5753 "): name already used by " 5754 + ((other != null && other.getComponentName() != null) 5755 ? other.getComponentName().getPackageName() : "?")); 5756 } 5757 } 5758 } 5759 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5760 if (r == null) { 5761 r = new StringBuilder(256); 5762 } else { 5763 r.append(' '); 5764 } 5765 r.append(p.info.name); 5766 } 5767 } 5768 if (r != null) { 5769 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5770 } 5771 5772 N = pkg.services.size(); 5773 r = null; 5774 for (i=0; i<N; i++) { 5775 PackageParser.Service s = pkg.services.get(i); 5776 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5777 s.info.processName, pkg.applicationInfo.uid); 5778 mServices.addService(s); 5779 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5780 if (r == null) { 5781 r = new StringBuilder(256); 5782 } else { 5783 r.append(' '); 5784 } 5785 r.append(s.info.name); 5786 } 5787 } 5788 if (r != null) { 5789 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5790 } 5791 5792 N = pkg.receivers.size(); 5793 r = null; 5794 for (i=0; i<N; i++) { 5795 PackageParser.Activity a = pkg.receivers.get(i); 5796 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5797 a.info.processName, pkg.applicationInfo.uid); 5798 mReceivers.addActivity(a, "receiver"); 5799 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5800 if (r == null) { 5801 r = new StringBuilder(256); 5802 } else { 5803 r.append(' '); 5804 } 5805 r.append(a.info.name); 5806 } 5807 } 5808 if (r != null) { 5809 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5810 } 5811 5812 N = pkg.activities.size(); 5813 r = null; 5814 for (i=0; i<N; i++) { 5815 PackageParser.Activity a = pkg.activities.get(i); 5816 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5817 a.info.processName, pkg.applicationInfo.uid); 5818 mActivities.addActivity(a, "activity"); 5819 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5820 if (r == null) { 5821 r = new StringBuilder(256); 5822 } else { 5823 r.append(' '); 5824 } 5825 r.append(a.info.name); 5826 } 5827 } 5828 if (r != null) { 5829 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5830 } 5831 5832 N = pkg.permissionGroups.size(); 5833 r = null; 5834 for (i=0; i<N; i++) { 5835 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5836 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5837 if (cur == null) { 5838 mPermissionGroups.put(pg.info.name, pg); 5839 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5840 if (r == null) { 5841 r = new StringBuilder(256); 5842 } else { 5843 r.append(' '); 5844 } 5845 r.append(pg.info.name); 5846 } 5847 } else { 5848 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5849 + pg.info.packageName + " ignored: original from " 5850 + cur.info.packageName); 5851 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5852 if (r == null) { 5853 r = new StringBuilder(256); 5854 } else { 5855 r.append(' '); 5856 } 5857 r.append("DUP:"); 5858 r.append(pg.info.name); 5859 } 5860 } 5861 } 5862 if (r != null) { 5863 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5864 } 5865 5866 N = pkg.permissions.size(); 5867 r = null; 5868 for (i=0; i<N; i++) { 5869 PackageParser.Permission p = pkg.permissions.get(i); 5870 HashMap<String, BasePermission> permissionMap = 5871 p.tree ? mSettings.mPermissionTrees 5872 : mSettings.mPermissions; 5873 p.group = mPermissionGroups.get(p.info.group); 5874 if (p.info.group == null || p.group != null) { 5875 BasePermission bp = permissionMap.get(p.info.name); 5876 if (bp == null) { 5877 bp = new BasePermission(p.info.name, p.info.packageName, 5878 BasePermission.TYPE_NORMAL); 5879 permissionMap.put(p.info.name, bp); 5880 } 5881 if (bp.perm == null) { 5882 if (bp.sourcePackage != null 5883 && !bp.sourcePackage.equals(p.info.packageName)) { 5884 // If this is a permission that was formerly defined by a non-system 5885 // app, but is now defined by a system app (following an upgrade), 5886 // discard the previous declaration and consider the system's to be 5887 // canonical. 5888 if (isSystemApp(p.owner)) { 5889 String msg = "New decl " + p.owner + " of permission " 5890 + p.info.name + " is system"; 5891 reportSettingsProblem(Log.WARN, msg); 5892 bp.sourcePackage = null; 5893 } 5894 } 5895 if (bp.sourcePackage == null 5896 || bp.sourcePackage.equals(p.info.packageName)) { 5897 BasePermission tree = findPermissionTreeLP(p.info.name); 5898 if (tree == null 5899 || tree.sourcePackage.equals(p.info.packageName)) { 5900 bp.packageSetting = pkgSetting; 5901 bp.perm = p; 5902 bp.uid = pkg.applicationInfo.uid; 5903 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5904 if (r == null) { 5905 r = new StringBuilder(256); 5906 } else { 5907 r.append(' '); 5908 } 5909 r.append(p.info.name); 5910 } 5911 } else { 5912 Slog.w(TAG, "Permission " + p.info.name + " from package " 5913 + p.info.packageName + " ignored: base tree " 5914 + tree.name + " is from package " 5915 + tree.sourcePackage); 5916 } 5917 } else { 5918 Slog.w(TAG, "Permission " + p.info.name + " from package " 5919 + p.info.packageName + " ignored: original from " 5920 + bp.sourcePackage); 5921 } 5922 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5923 if (r == null) { 5924 r = new StringBuilder(256); 5925 } else { 5926 r.append(' '); 5927 } 5928 r.append("DUP:"); 5929 r.append(p.info.name); 5930 } 5931 if (bp.perm == p) { 5932 bp.protectionLevel = p.info.protectionLevel; 5933 } 5934 } else { 5935 Slog.w(TAG, "Permission " + p.info.name + " from package " 5936 + p.info.packageName + " ignored: no group " 5937 + p.group); 5938 } 5939 } 5940 if (r != null) { 5941 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5942 } 5943 5944 N = pkg.instrumentation.size(); 5945 r = null; 5946 for (i=0; i<N; i++) { 5947 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5948 a.info.packageName = pkg.applicationInfo.packageName; 5949 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5950 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5951 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 5952 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 5953 a.info.dataDir = pkg.applicationInfo.dataDir; 5954 5955 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 5956 // need other information about the application, like the ABI and what not ? 5957 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5958 mInstrumentation.put(a.getComponentName(), a); 5959 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5960 if (r == null) { 5961 r = new StringBuilder(256); 5962 } else { 5963 r.append(' '); 5964 } 5965 r.append(a.info.name); 5966 } 5967 } 5968 if (r != null) { 5969 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5970 } 5971 5972 if (pkg.protectedBroadcasts != null) { 5973 N = pkg.protectedBroadcasts.size(); 5974 for (i=0; i<N; i++) { 5975 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5976 } 5977 } 5978 5979 pkgSetting.setTimeStamp(scanFileTime); 5980 5981 // Create idmap files for pairs of (packages, overlay packages). 5982 // Note: "android", ie framework-res.apk, is handled by native layers. 5983 if (pkg.mOverlayTarget != null) { 5984 // This is an overlay package. 5985 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5986 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5987 mOverlays.put(pkg.mOverlayTarget, 5988 new HashMap<String, PackageParser.Package>()); 5989 } 5990 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5991 map.put(pkg.packageName, pkg); 5992 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5993 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5994 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5995 return null; 5996 } 5997 } 5998 } else if (mOverlays.containsKey(pkg.packageName) && 5999 !pkg.packageName.equals("android")) { 6000 // This is a regular package, with one or more known overlay packages. 6001 createIdmapsForPackageLI(pkg); 6002 } 6003 } 6004 6005 return pkg; 6006 } 6007 6008 /** 6009 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6010 * i.e, so that all packages can be run inside a single process if required. 6011 * 6012 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6013 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6014 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6015 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6016 * updating a package that belongs to a shared user. 6017 * 6018 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6019 * adds unnecessary complexity. 6020 */ 6021 private boolean adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6022 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6023 String requiredInstructionSet = null; 6024 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6025 requiredInstructionSet = VMRuntime.getInstructionSet( 6026 scannedPackage.applicationInfo.primaryCpuAbi); 6027 } 6028 6029 PackageSetting requirer = null; 6030 for (PackageSetting ps : packagesForUser) { 6031 // If packagesForUser contains scannedPackage, we skip it. This will happen 6032 // when scannedPackage is an update of an existing package. Without this check, 6033 // we will never be able to change the ABI of any package belonging to a shared 6034 // user, even if it's compatible with other packages. 6035 if (scannedPackage == null || ! scannedPackage.packageName.equals(ps.name)) { 6036 if (ps.primaryCpuAbiString == null) { 6037 continue; 6038 } 6039 6040 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6041 if (requiredInstructionSet != null) { 6042 if (!instructionSet.equals(requiredInstructionSet)) { 6043 // We have a mismatch between instruction sets (say arm vs arm64). 6044 // bail out. 6045 String errorMessage = "Instruction set mismatch, " 6046 + ((requirer == null) ? "[caller]" : requirer) 6047 + " requires " + requiredInstructionSet + " whereas " + ps 6048 + " requires " + instructionSet; 6049 Slog.e(TAG, errorMessage); 6050 6051 reportSettingsProblem(Log.WARN, errorMessage); 6052 // Give up, don't bother making any other changes to the package settings. 6053 return false; 6054 } 6055 } else { 6056 requiredInstructionSet = instructionSet; 6057 requirer = ps; 6058 } 6059 } 6060 } 6061 6062 if (requiredInstructionSet != null) { 6063 String adjustedAbi; 6064 if (requirer != null) { 6065 // requirer != null implies that either scannedPackage was null or that scannedPackage 6066 // did not require an ABI, in which case we have to adjust scannedPackage to match 6067 // the ABI of the set (which is the same as requirer's ABI) 6068 adjustedAbi = requirer.primaryCpuAbiString; 6069 if (scannedPackage != null) { 6070 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6071 } 6072 } else { 6073 // requirer == null implies that we're updating all ABIs in the set to 6074 // match scannedPackage. 6075 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6076 } 6077 6078 for (PackageSetting ps : packagesForUser) { 6079 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6080 if (ps.primaryCpuAbiString != null) { 6081 continue; 6082 } 6083 6084 ps.primaryCpuAbiString = adjustedAbi; 6085 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6086 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6087 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6088 6089 if (performDexOptLI(ps.pkg, forceDexOpt, deferDexOpt, true) == DEX_OPT_FAILED) { 6090 ps.primaryCpuAbiString = null; 6091 ps.pkg.applicationInfo.primaryCpuAbi = null; 6092 return false; 6093 } else { 6094 mInstaller.rmdex(ps.codePathString, getPreferredInstructionSet()); 6095 } 6096 } 6097 } 6098 } 6099 } 6100 6101 return true; 6102 } 6103 6104 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6105 synchronized (mPackages) { 6106 mResolverReplaced = true; 6107 // Set up information for custom user intent resolution activity. 6108 mResolveActivity.applicationInfo = pkg.applicationInfo; 6109 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6110 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6111 mResolveActivity.processName = null; 6112 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6113 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6114 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6115 mResolveActivity.theme = 0; 6116 mResolveActivity.exported = true; 6117 mResolveActivity.enabled = true; 6118 mResolveInfo.activityInfo = mResolveActivity; 6119 mResolveInfo.priority = 0; 6120 mResolveInfo.preferredOrder = 0; 6121 mResolveInfo.match = 0; 6122 mResolveComponentName = mCustomResolverComponentName; 6123 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6124 mResolveComponentName); 6125 } 6126 } 6127 6128 private static String calculateApkRoot(final String codePathString) { 6129 final File codePath = new File(codePathString); 6130 final File codeRoot; 6131 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6132 codeRoot = Environment.getRootDirectory(); 6133 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6134 codeRoot = Environment.getOemDirectory(); 6135 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6136 codeRoot = Environment.getVendorDirectory(); 6137 } else { 6138 // Unrecognized code path; take its top real segment as the apk root: 6139 // e.g. /something/app/blah.apk => /something 6140 try { 6141 File f = codePath.getCanonicalFile(); 6142 File parent = f.getParentFile(); // non-null because codePath is a file 6143 File tmp; 6144 while ((tmp = parent.getParentFile()) != null) { 6145 f = parent; 6146 parent = tmp; 6147 } 6148 codeRoot = f; 6149 Slog.w(TAG, "Unrecognized code path " 6150 + codePath + " - using " + codeRoot); 6151 } catch (IOException e) { 6152 // Can't canonicalize the code path -- shenanigans? 6153 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6154 return Environment.getRootDirectory().getPath(); 6155 } 6156 } 6157 return codeRoot.getPath(); 6158 } 6159 6160 /** 6161 * Derive and set the location of native libraries for the given package, 6162 * which varies depending on where and how the package was installed. 6163 */ 6164 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6165 final ApplicationInfo info = pkg.applicationInfo; 6166 final String codePath = pkg.codePath; 6167 final File codeFile = new File(codePath); 6168 6169 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6170 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6171 6172 info.nativeLibraryRootDir = null; 6173 info.nativeLibraryRootRequiresIsa = false; 6174 info.nativeLibraryDir = null; 6175 6176 if (bundledApp) { 6177 // Monolithic bundled install 6178 // TODO: support cluster bundled installs? 6179 6180 final boolean is64Bit = (info.primaryCpuAbi != null) 6181 && VMRuntime.is64BitAbi(info.primaryCpuAbi); 6182 6183 // This is a bundled system app so choose the path based on the ABI. 6184 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6185 // is just the default path. 6186 final String apkName = deriveCodePathName(codePath); 6187 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6188 info.nativeLibraryRootDir = Environment.buildPath(new File(info.apkRoot), libDir, 6189 apkName).getAbsolutePath(); 6190 info.nativeLibraryRootRequiresIsa = false; 6191 6192 } else if (isApkFile(codeFile)) { 6193 // Monolithic install 6194 if (asecApp) { 6195 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6196 .getAbsolutePath(); 6197 info.nativeLibraryRootRequiresIsa = false; 6198 } else { 6199 final String apkName = deriveCodePathName(codePath); 6200 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6201 .getAbsolutePath(); 6202 info.nativeLibraryRootRequiresIsa = false; 6203 } 6204 } else { 6205 // Cluster install 6206 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6207 info.nativeLibraryRootRequiresIsa = true; 6208 } 6209 6210 if (info.nativeLibraryRootRequiresIsa) { 6211 if (info.primaryCpuAbi != null) { 6212 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6213 VMRuntime.getInstructionSet(info.primaryCpuAbi)).getAbsolutePath(); 6214 } else { 6215 Slog.w(TAG, "Package " + info.packageName 6216 + " missing ABI; unable to derive nativeLibraryDir"); 6217 } 6218 } else { 6219 info.nativeLibraryDir = info.nativeLibraryRootDir; 6220 } 6221 } 6222 6223 /** 6224 * Calculate the abis and roots for a bundled app. These can uniquely 6225 * be determined from the contents of the system partition, i.e whether 6226 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6227 * of this information, and instead assume that the system was built 6228 * sensibly. 6229 */ 6230 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6231 PackageSetting pkgSetting) { 6232 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6233 6234 // If "/system/lib64/apkname" exists, assume that is the per-package 6235 // native library directory to use; otherwise use "/system/lib/apkname". 6236 final String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 6237 pkg.applicationInfo.apkRoot = apkRoot; 6238 setBundledAppAbi(pkg, apkRoot, apkName); 6239 // pkgSetting might be null during rescan following uninstall of updates 6240 // to a bundled app, so accommodate that possibility. The settings in 6241 // that case will be established later from the parsed package. 6242 // 6243 // If the settings aren't null, sync them up with what we've just derived. 6244 // note that apkRoot isn't stored in the package settings. 6245 if (pkgSetting != null) { 6246 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6247 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6248 } 6249 } 6250 6251 /** 6252 * Deduces the ABI of a bundled app and sets the relevant fields on the 6253 * parsed pkg object. 6254 * 6255 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6256 * under which system libraries are installed. 6257 * @param apkName the name of the installed package. 6258 */ 6259 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6260 // This is of the form "/system/lib64/<packagename>", "/vendor/lib64/<packagename>" 6261 // or similar. 6262 final boolean has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6263 final boolean has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6264 6265 if (has64BitLibs && !has32BitLibs) { 6266 // The package has 64 bit libs, but not 32 bit libs. Its primary 6267 // ABI should be 64 bit. We can safely assume here that the bundled 6268 // native libraries correspond to the most preferred ABI in the list. 6269 6270 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6271 pkg.applicationInfo.secondaryCpuAbi = null; 6272 } else if (has32BitLibs && !has64BitLibs) { 6273 // The package has 32 bit libs but not 64 bit libs. Its primary 6274 // ABI should be 32 bit. 6275 6276 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6277 pkg.applicationInfo.secondaryCpuAbi = null; 6278 } else if (has32BitLibs && has64BitLibs) { 6279 // The application has both 64 and 32 bit bundled libraries. We check 6280 // here that the app declares multiArch support, and warn if it doesn't. 6281 // 6282 // We will be lenient here and record both ABIs. The primary will be the 6283 // ABI that's higher on the list, i.e, a device that's configured to prefer 6284 // 64 bit apps will see a 64 bit primary ABI, 6285 6286 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6287 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6288 } 6289 6290 if (VMRuntime.is64BitAbi(getPreferredInstructionSet())) { 6291 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6292 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6293 } else { 6294 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6295 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6296 } 6297 } else { 6298 pkg.applicationInfo.primaryCpuAbi = null; 6299 pkg.applicationInfo.secondaryCpuAbi = null; 6300 } 6301 } 6302 6303 private static void createNativeLibrarySubdir(File path) throws IOException { 6304 if (!path.isDirectory()) { 6305 path.delete(); 6306 6307 if (!path.mkdir()) { 6308 throw new IOException("Cannot create " + path.getPath()); 6309 } 6310 6311 try { 6312 Os.chmod(path.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH); 6313 } catch (ErrnoException e) { 6314 throw new IOException("Cannot chmod native library directory " 6315 + path.getPath(), e); 6316 } 6317 } else if (!SELinux.restorecon(path)) { 6318 throw new IOException("Cannot set SELinux context for " + path.getPath()); 6319 } 6320 } 6321 6322 private static int copyNativeLibrariesForInternalApp(NativeLibraryHelper.Handle handle, 6323 final File nativeLibraryRoot, String[] abiList, boolean useIsaSubdir) throws IOException { 6324 createNativeLibrarySubdir(nativeLibraryRoot); 6325 6326 /* 6327 * If this is an internal application or our nativeLibraryPath points to 6328 * the app-lib directory, unpack the libraries if necessary. 6329 */ 6330 int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6331 if (abi >= 0) { 6332 /* 6333 * If we have a matching instruction set, construct a subdir under the native 6334 * library root that corresponds to this instruction set. 6335 */ 6336 final String instructionSet = VMRuntime.getInstructionSet(abiList[abi]); 6337 final File subDir; 6338 if (useIsaSubdir) { 6339 final File isaSubdir = new File(nativeLibraryRoot, instructionSet); 6340 createNativeLibrarySubdir(isaSubdir); 6341 subDir = isaSubdir; 6342 } else { 6343 subDir = nativeLibraryRoot; 6344 } 6345 6346 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 6347 subDir, Build.SUPPORTED_ABIS[abi]); 6348 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6349 return copyRet; 6350 } 6351 } 6352 6353 return abi; 6354 } 6355 6356 private void killApplication(String pkgName, int appId, String reason) { 6357 // Request the ActivityManager to kill the process(only for existing packages) 6358 // so that we do not end up in a confused state while the user is still using the older 6359 // version of the application while the new one gets installed. 6360 IActivityManager am = ActivityManagerNative.getDefault(); 6361 if (am != null) { 6362 try { 6363 am.killApplicationWithAppId(pkgName, appId, reason); 6364 } catch (RemoteException e) { 6365 } 6366 } 6367 } 6368 6369 void removePackageLI(PackageSetting ps, boolean chatty) { 6370 if (DEBUG_INSTALL) { 6371 if (chatty) 6372 Log.d(TAG, "Removing package " + ps.name); 6373 } 6374 6375 // writer 6376 synchronized (mPackages) { 6377 mPackages.remove(ps.name); 6378 if (ps.codePathString != null) { 6379 mAppDirs.remove(ps.codePathString); 6380 } 6381 6382 final PackageParser.Package pkg = ps.pkg; 6383 if (pkg != null) { 6384 cleanPackageDataStructuresLILPw(pkg, chatty); 6385 } 6386 } 6387 } 6388 6389 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6390 if (DEBUG_INSTALL) { 6391 if (chatty) 6392 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6393 } 6394 6395 // writer 6396 synchronized (mPackages) { 6397 mPackages.remove(pkg.applicationInfo.packageName); 6398 if (pkg.codePath != null) { 6399 mAppDirs.remove(pkg.codePath); 6400 } 6401 cleanPackageDataStructuresLILPw(pkg, chatty); 6402 } 6403 } 6404 6405 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6406 int N = pkg.providers.size(); 6407 StringBuilder r = null; 6408 int i; 6409 for (i=0; i<N; i++) { 6410 PackageParser.Provider p = pkg.providers.get(i); 6411 mProviders.removeProvider(p); 6412 if (p.info.authority == null) { 6413 6414 /* There was another ContentProvider with this authority when 6415 * this app was installed so this authority is null, 6416 * Ignore it as we don't have to unregister the provider. 6417 */ 6418 continue; 6419 } 6420 String names[] = p.info.authority.split(";"); 6421 for (int j = 0; j < names.length; j++) { 6422 if (mProvidersByAuthority.get(names[j]) == p) { 6423 mProvidersByAuthority.remove(names[j]); 6424 if (DEBUG_REMOVE) { 6425 if (chatty) 6426 Log.d(TAG, "Unregistered content provider: " + names[j] 6427 + ", className = " + p.info.name + ", isSyncable = " 6428 + p.info.isSyncable); 6429 } 6430 } 6431 } 6432 if (DEBUG_REMOVE && chatty) { 6433 if (r == null) { 6434 r = new StringBuilder(256); 6435 } else { 6436 r.append(' '); 6437 } 6438 r.append(p.info.name); 6439 } 6440 } 6441 if (r != null) { 6442 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6443 } 6444 6445 N = pkg.services.size(); 6446 r = null; 6447 for (i=0; i<N; i++) { 6448 PackageParser.Service s = pkg.services.get(i); 6449 mServices.removeService(s); 6450 if (chatty) { 6451 if (r == null) { 6452 r = new StringBuilder(256); 6453 } else { 6454 r.append(' '); 6455 } 6456 r.append(s.info.name); 6457 } 6458 } 6459 if (r != null) { 6460 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6461 } 6462 6463 N = pkg.receivers.size(); 6464 r = null; 6465 for (i=0; i<N; i++) { 6466 PackageParser.Activity a = pkg.receivers.get(i); 6467 mReceivers.removeActivity(a, "receiver"); 6468 if (DEBUG_REMOVE && chatty) { 6469 if (r == null) { 6470 r = new StringBuilder(256); 6471 } else { 6472 r.append(' '); 6473 } 6474 r.append(a.info.name); 6475 } 6476 } 6477 if (r != null) { 6478 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6479 } 6480 6481 N = pkg.activities.size(); 6482 r = null; 6483 for (i=0; i<N; i++) { 6484 PackageParser.Activity a = pkg.activities.get(i); 6485 mActivities.removeActivity(a, "activity"); 6486 if (DEBUG_REMOVE && chatty) { 6487 if (r == null) { 6488 r = new StringBuilder(256); 6489 } else { 6490 r.append(' '); 6491 } 6492 r.append(a.info.name); 6493 } 6494 } 6495 if (r != null) { 6496 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6497 } 6498 6499 N = pkg.permissions.size(); 6500 r = null; 6501 for (i=0; i<N; i++) { 6502 PackageParser.Permission p = pkg.permissions.get(i); 6503 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6504 if (bp == null) { 6505 bp = mSettings.mPermissionTrees.get(p.info.name); 6506 } 6507 if (bp != null && bp.perm == p) { 6508 bp.perm = null; 6509 if (DEBUG_REMOVE && chatty) { 6510 if (r == null) { 6511 r = new StringBuilder(256); 6512 } else { 6513 r.append(' '); 6514 } 6515 r.append(p.info.name); 6516 } 6517 } 6518 } 6519 if (r != null) { 6520 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6521 } 6522 6523 N = pkg.instrumentation.size(); 6524 r = null; 6525 for (i=0; i<N; i++) { 6526 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6527 mInstrumentation.remove(a.getComponentName()); 6528 if (DEBUG_REMOVE && chatty) { 6529 if (r == null) { 6530 r = new StringBuilder(256); 6531 } else { 6532 r.append(' '); 6533 } 6534 r.append(a.info.name); 6535 } 6536 } 6537 if (r != null) { 6538 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6539 } 6540 6541 r = null; 6542 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6543 // Only system apps can hold shared libraries. 6544 if (pkg.libraryNames != null) { 6545 for (i=0; i<pkg.libraryNames.size(); i++) { 6546 String name = pkg.libraryNames.get(i); 6547 SharedLibraryEntry cur = mSharedLibraries.get(name); 6548 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6549 mSharedLibraries.remove(name); 6550 if (DEBUG_REMOVE && chatty) { 6551 if (r == null) { 6552 r = new StringBuilder(256); 6553 } else { 6554 r.append(' '); 6555 } 6556 r.append(name); 6557 } 6558 } 6559 } 6560 } 6561 } 6562 if (r != null) { 6563 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6564 } 6565 } 6566 6567 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6568 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6569 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6570 return true; 6571 } 6572 } 6573 return false; 6574 } 6575 6576 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6577 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6578 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6579 6580 private void updatePermissionsLPw(String changingPkg, 6581 PackageParser.Package pkgInfo, int flags) { 6582 // Make sure there are no dangling permission trees. 6583 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6584 while (it.hasNext()) { 6585 final BasePermission bp = it.next(); 6586 if (bp.packageSetting == null) { 6587 // We may not yet have parsed the package, so just see if 6588 // we still know about its settings. 6589 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6590 } 6591 if (bp.packageSetting == null) { 6592 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6593 + " from package " + bp.sourcePackage); 6594 it.remove(); 6595 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6596 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6597 Slog.i(TAG, "Removing old permission tree: " + bp.name 6598 + " from package " + bp.sourcePackage); 6599 flags |= UPDATE_PERMISSIONS_ALL; 6600 it.remove(); 6601 } 6602 } 6603 } 6604 6605 // Make sure all dynamic permissions have been assigned to a package, 6606 // and make sure there are no dangling permissions. 6607 it = mSettings.mPermissions.values().iterator(); 6608 while (it.hasNext()) { 6609 final BasePermission bp = it.next(); 6610 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6611 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6612 + bp.name + " pkg=" + bp.sourcePackage 6613 + " info=" + bp.pendingInfo); 6614 if (bp.packageSetting == null && bp.pendingInfo != null) { 6615 final BasePermission tree = findPermissionTreeLP(bp.name); 6616 if (tree != null && tree.perm != null) { 6617 bp.packageSetting = tree.packageSetting; 6618 bp.perm = new PackageParser.Permission(tree.perm.owner, 6619 new PermissionInfo(bp.pendingInfo)); 6620 bp.perm.info.packageName = tree.perm.info.packageName; 6621 bp.perm.info.name = bp.name; 6622 bp.uid = tree.uid; 6623 } 6624 } 6625 } 6626 if (bp.packageSetting == null) { 6627 // We may not yet have parsed the package, so just see if 6628 // we still know about its settings. 6629 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6630 } 6631 if (bp.packageSetting == null) { 6632 Slog.w(TAG, "Removing dangling permission: " + bp.name 6633 + " from package " + bp.sourcePackage); 6634 it.remove(); 6635 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6636 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6637 Slog.i(TAG, "Removing old permission: " + bp.name 6638 + " from package " + bp.sourcePackage); 6639 flags |= UPDATE_PERMISSIONS_ALL; 6640 it.remove(); 6641 } 6642 } 6643 } 6644 6645 // Now update the permissions for all packages, in particular 6646 // replace the granted permissions of the system packages. 6647 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6648 for (PackageParser.Package pkg : mPackages.values()) { 6649 if (pkg != pkgInfo) { 6650 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6651 } 6652 } 6653 } 6654 6655 if (pkgInfo != null) { 6656 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6657 } 6658 } 6659 6660 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6661 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6662 if (ps == null) { 6663 return; 6664 } 6665 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6666 HashSet<String> origPermissions = gp.grantedPermissions; 6667 boolean changedPermission = false; 6668 6669 if (replace) { 6670 ps.permissionsFixed = false; 6671 if (gp == ps) { 6672 origPermissions = new HashSet<String>(gp.grantedPermissions); 6673 gp.grantedPermissions.clear(); 6674 gp.gids = mGlobalGids; 6675 } 6676 } 6677 6678 if (gp.gids == null) { 6679 gp.gids = mGlobalGids; 6680 } 6681 6682 final int N = pkg.requestedPermissions.size(); 6683 for (int i=0; i<N; i++) { 6684 final String name = pkg.requestedPermissions.get(i); 6685 final boolean required = pkg.requestedPermissionsRequired.get(i); 6686 final BasePermission bp = mSettings.mPermissions.get(name); 6687 if (DEBUG_INSTALL) { 6688 if (gp != ps) { 6689 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6690 } 6691 } 6692 6693 if (bp == null || bp.packageSetting == null) { 6694 Slog.w(TAG, "Unknown permission " + name 6695 + " in package " + pkg.packageName); 6696 continue; 6697 } 6698 6699 final String perm = bp.name; 6700 boolean allowed; 6701 boolean allowedSig = false; 6702 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6703 if (level == PermissionInfo.PROTECTION_NORMAL 6704 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6705 // We grant a normal or dangerous permission if any of the following 6706 // are true: 6707 // 1) The permission is required 6708 // 2) The permission is optional, but was granted in the past 6709 // 3) The permission is optional, but was requested by an 6710 // app in /system (not /data) 6711 // 6712 // Otherwise, reject the permission. 6713 allowed = (required || origPermissions.contains(perm) 6714 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6715 } else if (bp.packageSetting == null) { 6716 // This permission is invalid; skip it. 6717 allowed = false; 6718 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6719 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6720 if (allowed) { 6721 allowedSig = true; 6722 } 6723 } else { 6724 allowed = false; 6725 } 6726 if (DEBUG_INSTALL) { 6727 if (gp != ps) { 6728 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6729 } 6730 } 6731 if (allowed) { 6732 if (!isSystemApp(ps) && ps.permissionsFixed) { 6733 // If this is an existing, non-system package, then 6734 // we can't add any new permissions to it. 6735 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6736 // Except... if this is a permission that was added 6737 // to the platform (note: need to only do this when 6738 // updating the platform). 6739 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6740 } 6741 } 6742 if (allowed) { 6743 if (!gp.grantedPermissions.contains(perm)) { 6744 changedPermission = true; 6745 gp.grantedPermissions.add(perm); 6746 gp.gids = appendInts(gp.gids, bp.gids); 6747 } else if (!ps.haveGids) { 6748 gp.gids = appendInts(gp.gids, bp.gids); 6749 } 6750 } else { 6751 Slog.w(TAG, "Not granting permission " + perm 6752 + " to package " + pkg.packageName 6753 + " because it was previously installed without"); 6754 } 6755 } else { 6756 if (gp.grantedPermissions.remove(perm)) { 6757 changedPermission = true; 6758 gp.gids = removeInts(gp.gids, bp.gids); 6759 Slog.i(TAG, "Un-granting permission " + perm 6760 + " from package " + pkg.packageName 6761 + " (protectionLevel=" + bp.protectionLevel 6762 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6763 + ")"); 6764 } else { 6765 Slog.w(TAG, "Not granting permission " + perm 6766 + " to package " + pkg.packageName 6767 + " (protectionLevel=" + bp.protectionLevel 6768 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6769 + ")"); 6770 } 6771 } 6772 } 6773 6774 if ((changedPermission || replace) && !ps.permissionsFixed && 6775 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6776 // This is the first that we have heard about this package, so the 6777 // permissions we have now selected are fixed until explicitly 6778 // changed. 6779 ps.permissionsFixed = true; 6780 } 6781 ps.haveGids = true; 6782 } 6783 6784 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6785 boolean allowed = false; 6786 final int NP = PackageParser.NEW_PERMISSIONS.length; 6787 for (int ip=0; ip<NP; ip++) { 6788 final PackageParser.NewPermissionInfo npi 6789 = PackageParser.NEW_PERMISSIONS[ip]; 6790 if (npi.name.equals(perm) 6791 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6792 allowed = true; 6793 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6794 + pkg.packageName); 6795 break; 6796 } 6797 } 6798 return allowed; 6799 } 6800 6801 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6802 BasePermission bp, HashSet<String> origPermissions) { 6803 boolean allowed; 6804 allowed = (compareSignatures( 6805 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6806 == PackageManager.SIGNATURE_MATCH) 6807 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6808 == PackageManager.SIGNATURE_MATCH); 6809 if (!allowed && (bp.protectionLevel 6810 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6811 if (isSystemApp(pkg)) { 6812 // For updated system applications, a system permission 6813 // is granted only if it had been defined by the original application. 6814 if (isUpdatedSystemApp(pkg)) { 6815 final PackageSetting sysPs = mSettings 6816 .getDisabledSystemPkgLPr(pkg.packageName); 6817 final GrantedPermissions origGp = sysPs.sharedUser != null 6818 ? sysPs.sharedUser : sysPs; 6819 6820 if (origGp.grantedPermissions.contains(perm)) { 6821 // If the original was granted this permission, we take 6822 // that grant decision as read and propagate it to the 6823 // update. 6824 allowed = true; 6825 } else { 6826 // The system apk may have been updated with an older 6827 // version of the one on the data partition, but which 6828 // granted a new system permission that it didn't have 6829 // before. In this case we do want to allow the app to 6830 // now get the new permission if the ancestral apk is 6831 // privileged to get it. 6832 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6833 for (int j=0; 6834 j<sysPs.pkg.requestedPermissions.size(); j++) { 6835 if (perm.equals( 6836 sysPs.pkg.requestedPermissions.get(j))) { 6837 allowed = true; 6838 break; 6839 } 6840 } 6841 } 6842 } 6843 } else { 6844 allowed = isPrivilegedApp(pkg); 6845 } 6846 } 6847 } 6848 if (!allowed && (bp.protectionLevel 6849 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6850 // For development permissions, a development permission 6851 // is granted only if it was already granted. 6852 allowed = origPermissions.contains(perm); 6853 } 6854 return allowed; 6855 } 6856 6857 final class ActivityIntentResolver 6858 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6859 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6860 boolean defaultOnly, int userId) { 6861 if (!sUserManager.exists(userId)) return null; 6862 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6863 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6864 } 6865 6866 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6867 int userId) { 6868 if (!sUserManager.exists(userId)) return null; 6869 mFlags = flags; 6870 return super.queryIntent(intent, resolvedType, 6871 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6872 } 6873 6874 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6875 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6876 if (!sUserManager.exists(userId)) return null; 6877 if (packageActivities == null) { 6878 return null; 6879 } 6880 mFlags = flags; 6881 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6882 final int N = packageActivities.size(); 6883 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6884 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6885 6886 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6887 for (int i = 0; i < N; ++i) { 6888 intentFilters = packageActivities.get(i).intents; 6889 if (intentFilters != null && intentFilters.size() > 0) { 6890 PackageParser.ActivityIntentInfo[] array = 6891 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6892 intentFilters.toArray(array); 6893 listCut.add(array); 6894 } 6895 } 6896 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6897 } 6898 6899 public final void addActivity(PackageParser.Activity a, String type) { 6900 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6901 mActivities.put(a.getComponentName(), a); 6902 if (DEBUG_SHOW_INFO) 6903 Log.v( 6904 TAG, " " + type + " " + 6905 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6906 if (DEBUG_SHOW_INFO) 6907 Log.v(TAG, " Class=" + a.info.name); 6908 final int NI = a.intents.size(); 6909 for (int j=0; j<NI; j++) { 6910 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6911 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6912 intent.setPriority(0); 6913 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6914 + a.className + " with priority > 0, forcing to 0"); 6915 } 6916 if (DEBUG_SHOW_INFO) { 6917 Log.v(TAG, " IntentFilter:"); 6918 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6919 } 6920 if (!intent.debugCheck()) { 6921 Log.w(TAG, "==> For Activity " + a.info.name); 6922 } 6923 addFilter(intent); 6924 } 6925 } 6926 6927 public final void removeActivity(PackageParser.Activity a, String type) { 6928 mActivities.remove(a.getComponentName()); 6929 if (DEBUG_SHOW_INFO) { 6930 Log.v(TAG, " " + type + " " 6931 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6932 : a.info.name) + ":"); 6933 Log.v(TAG, " Class=" + a.info.name); 6934 } 6935 final int NI = a.intents.size(); 6936 for (int j=0; j<NI; j++) { 6937 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6938 if (DEBUG_SHOW_INFO) { 6939 Log.v(TAG, " IntentFilter:"); 6940 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6941 } 6942 removeFilter(intent); 6943 } 6944 } 6945 6946 @Override 6947 protected boolean allowFilterResult( 6948 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6949 ActivityInfo filterAi = filter.activity.info; 6950 for (int i=dest.size()-1; i>=0; i--) { 6951 ActivityInfo destAi = dest.get(i).activityInfo; 6952 if (destAi.name == filterAi.name 6953 && destAi.packageName == filterAi.packageName) { 6954 return false; 6955 } 6956 } 6957 return true; 6958 } 6959 6960 @Override 6961 protected ActivityIntentInfo[] newArray(int size) { 6962 return new ActivityIntentInfo[size]; 6963 } 6964 6965 @Override 6966 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6967 if (!sUserManager.exists(userId)) return true; 6968 PackageParser.Package p = filter.activity.owner; 6969 if (p != null) { 6970 PackageSetting ps = (PackageSetting)p.mExtras; 6971 if (ps != null) { 6972 // System apps are never considered stopped for purposes of 6973 // filtering, because there may be no way for the user to 6974 // actually re-launch them. 6975 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6976 && ps.getStopped(userId); 6977 } 6978 } 6979 return false; 6980 } 6981 6982 @Override 6983 protected boolean isPackageForFilter(String packageName, 6984 PackageParser.ActivityIntentInfo info) { 6985 return packageName.equals(info.activity.owner.packageName); 6986 } 6987 6988 @Override 6989 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6990 int match, int userId) { 6991 if (!sUserManager.exists(userId)) return null; 6992 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6993 return null; 6994 } 6995 final PackageParser.Activity activity = info.activity; 6996 if (mSafeMode && (activity.info.applicationInfo.flags 6997 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6998 return null; 6999 } 7000 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7001 if (ps == null) { 7002 return null; 7003 } 7004 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7005 ps.readUserState(userId), userId); 7006 if (ai == null) { 7007 return null; 7008 } 7009 final ResolveInfo res = new ResolveInfo(); 7010 res.activityInfo = ai; 7011 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7012 res.filter = info; 7013 } 7014 res.priority = info.getPriority(); 7015 res.preferredOrder = activity.owner.mPreferredOrder; 7016 //System.out.println("Result: " + res.activityInfo.className + 7017 // " = " + res.priority); 7018 res.match = match; 7019 res.isDefault = info.hasDefault; 7020 res.labelRes = info.labelRes; 7021 res.nonLocalizedLabel = info.nonLocalizedLabel; 7022 if (userNeedsBadging(userId)) { 7023 res.noResourceId = true; 7024 } else { 7025 res.icon = info.icon; 7026 } 7027 res.system = isSystemApp(res.activityInfo.applicationInfo); 7028 return res; 7029 } 7030 7031 @Override 7032 protected void sortResults(List<ResolveInfo> results) { 7033 Collections.sort(results, mResolvePrioritySorter); 7034 } 7035 7036 @Override 7037 protected void dumpFilter(PrintWriter out, String prefix, 7038 PackageParser.ActivityIntentInfo filter) { 7039 out.print(prefix); out.print( 7040 Integer.toHexString(System.identityHashCode(filter.activity))); 7041 out.print(' '); 7042 filter.activity.printComponentShortName(out); 7043 out.print(" filter "); 7044 out.println(Integer.toHexString(System.identityHashCode(filter))); 7045 } 7046 7047// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7048// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7049// final List<ResolveInfo> retList = Lists.newArrayList(); 7050// while (i.hasNext()) { 7051// final ResolveInfo resolveInfo = i.next(); 7052// if (isEnabledLP(resolveInfo.activityInfo)) { 7053// retList.add(resolveInfo); 7054// } 7055// } 7056// return retList; 7057// } 7058 7059 // Keys are String (activity class name), values are Activity. 7060 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7061 = new HashMap<ComponentName, PackageParser.Activity>(); 7062 private int mFlags; 7063 } 7064 7065 private final class ServiceIntentResolver 7066 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7067 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7068 boolean defaultOnly, int userId) { 7069 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7070 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7071 } 7072 7073 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7074 int userId) { 7075 if (!sUserManager.exists(userId)) return null; 7076 mFlags = flags; 7077 return super.queryIntent(intent, resolvedType, 7078 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7079 } 7080 7081 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7082 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7083 if (!sUserManager.exists(userId)) return null; 7084 if (packageServices == null) { 7085 return null; 7086 } 7087 mFlags = flags; 7088 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7089 final int N = packageServices.size(); 7090 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7091 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7092 7093 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7094 for (int i = 0; i < N; ++i) { 7095 intentFilters = packageServices.get(i).intents; 7096 if (intentFilters != null && intentFilters.size() > 0) { 7097 PackageParser.ServiceIntentInfo[] array = 7098 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7099 intentFilters.toArray(array); 7100 listCut.add(array); 7101 } 7102 } 7103 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7104 } 7105 7106 public final void addService(PackageParser.Service s) { 7107 mServices.put(s.getComponentName(), s); 7108 if (DEBUG_SHOW_INFO) { 7109 Log.v(TAG, " " 7110 + (s.info.nonLocalizedLabel != null 7111 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7112 Log.v(TAG, " Class=" + s.info.name); 7113 } 7114 final int NI = s.intents.size(); 7115 int j; 7116 for (j=0; j<NI; j++) { 7117 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7118 if (DEBUG_SHOW_INFO) { 7119 Log.v(TAG, " IntentFilter:"); 7120 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7121 } 7122 if (!intent.debugCheck()) { 7123 Log.w(TAG, "==> For Service " + s.info.name); 7124 } 7125 addFilter(intent); 7126 } 7127 } 7128 7129 public final void removeService(PackageParser.Service s) { 7130 mServices.remove(s.getComponentName()); 7131 if (DEBUG_SHOW_INFO) { 7132 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7133 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7134 Log.v(TAG, " Class=" + s.info.name); 7135 } 7136 final int NI = s.intents.size(); 7137 int j; 7138 for (j=0; j<NI; j++) { 7139 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7140 if (DEBUG_SHOW_INFO) { 7141 Log.v(TAG, " IntentFilter:"); 7142 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7143 } 7144 removeFilter(intent); 7145 } 7146 } 7147 7148 @Override 7149 protected boolean allowFilterResult( 7150 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7151 ServiceInfo filterSi = filter.service.info; 7152 for (int i=dest.size()-1; i>=0; i--) { 7153 ServiceInfo destAi = dest.get(i).serviceInfo; 7154 if (destAi.name == filterSi.name 7155 && destAi.packageName == filterSi.packageName) { 7156 return false; 7157 } 7158 } 7159 return true; 7160 } 7161 7162 @Override 7163 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7164 return new PackageParser.ServiceIntentInfo[size]; 7165 } 7166 7167 @Override 7168 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7169 if (!sUserManager.exists(userId)) return true; 7170 PackageParser.Package p = filter.service.owner; 7171 if (p != null) { 7172 PackageSetting ps = (PackageSetting)p.mExtras; 7173 if (ps != null) { 7174 // System apps are never considered stopped for purposes of 7175 // filtering, because there may be no way for the user to 7176 // actually re-launch them. 7177 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7178 && ps.getStopped(userId); 7179 } 7180 } 7181 return false; 7182 } 7183 7184 @Override 7185 protected boolean isPackageForFilter(String packageName, 7186 PackageParser.ServiceIntentInfo info) { 7187 return packageName.equals(info.service.owner.packageName); 7188 } 7189 7190 @Override 7191 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7192 int match, int userId) { 7193 if (!sUserManager.exists(userId)) return null; 7194 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7195 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7196 return null; 7197 } 7198 final PackageParser.Service service = info.service; 7199 if (mSafeMode && (service.info.applicationInfo.flags 7200 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7201 return null; 7202 } 7203 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7204 if (ps == null) { 7205 return null; 7206 } 7207 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7208 ps.readUserState(userId), userId); 7209 if (si == null) { 7210 return null; 7211 } 7212 final ResolveInfo res = new ResolveInfo(); 7213 res.serviceInfo = si; 7214 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7215 res.filter = filter; 7216 } 7217 res.priority = info.getPriority(); 7218 res.preferredOrder = service.owner.mPreferredOrder; 7219 //System.out.println("Result: " + res.activityInfo.className + 7220 // " = " + res.priority); 7221 res.match = match; 7222 res.isDefault = info.hasDefault; 7223 res.labelRes = info.labelRes; 7224 res.nonLocalizedLabel = info.nonLocalizedLabel; 7225 res.icon = info.icon; 7226 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7227 return res; 7228 } 7229 7230 @Override 7231 protected void sortResults(List<ResolveInfo> results) { 7232 Collections.sort(results, mResolvePrioritySorter); 7233 } 7234 7235 @Override 7236 protected void dumpFilter(PrintWriter out, String prefix, 7237 PackageParser.ServiceIntentInfo filter) { 7238 out.print(prefix); out.print( 7239 Integer.toHexString(System.identityHashCode(filter.service))); 7240 out.print(' '); 7241 filter.service.printComponentShortName(out); 7242 out.print(" filter "); 7243 out.println(Integer.toHexString(System.identityHashCode(filter))); 7244 } 7245 7246// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7247// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7248// final List<ResolveInfo> retList = Lists.newArrayList(); 7249// while (i.hasNext()) { 7250// final ResolveInfo resolveInfo = (ResolveInfo) i; 7251// if (isEnabledLP(resolveInfo.serviceInfo)) { 7252// retList.add(resolveInfo); 7253// } 7254// } 7255// return retList; 7256// } 7257 7258 // Keys are String (activity class name), values are Activity. 7259 private final HashMap<ComponentName, PackageParser.Service> mServices 7260 = new HashMap<ComponentName, PackageParser.Service>(); 7261 private int mFlags; 7262 }; 7263 7264 private final class ProviderIntentResolver 7265 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7266 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7267 boolean defaultOnly, int userId) { 7268 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7269 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7270 } 7271 7272 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7273 int userId) { 7274 if (!sUserManager.exists(userId)) 7275 return null; 7276 mFlags = flags; 7277 return super.queryIntent(intent, resolvedType, 7278 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7279 } 7280 7281 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7282 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7283 if (!sUserManager.exists(userId)) 7284 return null; 7285 if (packageProviders == null) { 7286 return null; 7287 } 7288 mFlags = flags; 7289 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7290 final int N = packageProviders.size(); 7291 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7292 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7293 7294 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7295 for (int i = 0; i < N; ++i) { 7296 intentFilters = packageProviders.get(i).intents; 7297 if (intentFilters != null && intentFilters.size() > 0) { 7298 PackageParser.ProviderIntentInfo[] array = 7299 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7300 intentFilters.toArray(array); 7301 listCut.add(array); 7302 } 7303 } 7304 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7305 } 7306 7307 public final void addProvider(PackageParser.Provider p) { 7308 if (mProviders.containsKey(p.getComponentName())) { 7309 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7310 return; 7311 } 7312 7313 mProviders.put(p.getComponentName(), p); 7314 if (DEBUG_SHOW_INFO) { 7315 Log.v(TAG, " " 7316 + (p.info.nonLocalizedLabel != null 7317 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7318 Log.v(TAG, " Class=" + p.info.name); 7319 } 7320 final int NI = p.intents.size(); 7321 int j; 7322 for (j = 0; j < NI; j++) { 7323 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7324 if (DEBUG_SHOW_INFO) { 7325 Log.v(TAG, " IntentFilter:"); 7326 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7327 } 7328 if (!intent.debugCheck()) { 7329 Log.w(TAG, "==> For Provider " + p.info.name); 7330 } 7331 addFilter(intent); 7332 } 7333 } 7334 7335 public final void removeProvider(PackageParser.Provider p) { 7336 mProviders.remove(p.getComponentName()); 7337 if (DEBUG_SHOW_INFO) { 7338 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7339 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7340 Log.v(TAG, " Class=" + p.info.name); 7341 } 7342 final int NI = p.intents.size(); 7343 int j; 7344 for (j = 0; j < NI; j++) { 7345 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7346 if (DEBUG_SHOW_INFO) { 7347 Log.v(TAG, " IntentFilter:"); 7348 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7349 } 7350 removeFilter(intent); 7351 } 7352 } 7353 7354 @Override 7355 protected boolean allowFilterResult( 7356 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7357 ProviderInfo filterPi = filter.provider.info; 7358 for (int i = dest.size() - 1; i >= 0; i--) { 7359 ProviderInfo destPi = dest.get(i).providerInfo; 7360 if (destPi.name == filterPi.name 7361 && destPi.packageName == filterPi.packageName) { 7362 return false; 7363 } 7364 } 7365 return true; 7366 } 7367 7368 @Override 7369 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7370 return new PackageParser.ProviderIntentInfo[size]; 7371 } 7372 7373 @Override 7374 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7375 if (!sUserManager.exists(userId)) 7376 return true; 7377 PackageParser.Package p = filter.provider.owner; 7378 if (p != null) { 7379 PackageSetting ps = (PackageSetting) p.mExtras; 7380 if (ps != null) { 7381 // System apps are never considered stopped for purposes of 7382 // filtering, because there may be no way for the user to 7383 // actually re-launch them. 7384 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7385 && ps.getStopped(userId); 7386 } 7387 } 7388 return false; 7389 } 7390 7391 @Override 7392 protected boolean isPackageForFilter(String packageName, 7393 PackageParser.ProviderIntentInfo info) { 7394 return packageName.equals(info.provider.owner.packageName); 7395 } 7396 7397 @Override 7398 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7399 int match, int userId) { 7400 if (!sUserManager.exists(userId)) 7401 return null; 7402 final PackageParser.ProviderIntentInfo info = filter; 7403 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7404 return null; 7405 } 7406 final PackageParser.Provider provider = info.provider; 7407 if (mSafeMode && (provider.info.applicationInfo.flags 7408 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7409 return null; 7410 } 7411 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7412 if (ps == null) { 7413 return null; 7414 } 7415 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7416 ps.readUserState(userId), userId); 7417 if (pi == null) { 7418 return null; 7419 } 7420 final ResolveInfo res = new ResolveInfo(); 7421 res.providerInfo = pi; 7422 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7423 res.filter = filter; 7424 } 7425 res.priority = info.getPriority(); 7426 res.preferredOrder = provider.owner.mPreferredOrder; 7427 res.match = match; 7428 res.isDefault = info.hasDefault; 7429 res.labelRes = info.labelRes; 7430 res.nonLocalizedLabel = info.nonLocalizedLabel; 7431 res.icon = info.icon; 7432 res.system = isSystemApp(res.providerInfo.applicationInfo); 7433 return res; 7434 } 7435 7436 @Override 7437 protected void sortResults(List<ResolveInfo> results) { 7438 Collections.sort(results, mResolvePrioritySorter); 7439 } 7440 7441 @Override 7442 protected void dumpFilter(PrintWriter out, String prefix, 7443 PackageParser.ProviderIntentInfo filter) { 7444 out.print(prefix); 7445 out.print( 7446 Integer.toHexString(System.identityHashCode(filter.provider))); 7447 out.print(' '); 7448 filter.provider.printComponentShortName(out); 7449 out.print(" filter "); 7450 out.println(Integer.toHexString(System.identityHashCode(filter))); 7451 } 7452 7453 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7454 = new HashMap<ComponentName, PackageParser.Provider>(); 7455 private int mFlags; 7456 }; 7457 7458 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7459 new Comparator<ResolveInfo>() { 7460 public int compare(ResolveInfo r1, ResolveInfo r2) { 7461 int v1 = r1.priority; 7462 int v2 = r2.priority; 7463 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7464 if (v1 != v2) { 7465 return (v1 > v2) ? -1 : 1; 7466 } 7467 v1 = r1.preferredOrder; 7468 v2 = r2.preferredOrder; 7469 if (v1 != v2) { 7470 return (v1 > v2) ? -1 : 1; 7471 } 7472 if (r1.isDefault != r2.isDefault) { 7473 return r1.isDefault ? -1 : 1; 7474 } 7475 v1 = r1.match; 7476 v2 = r2.match; 7477 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7478 if (v1 != v2) { 7479 return (v1 > v2) ? -1 : 1; 7480 } 7481 if (r1.system != r2.system) { 7482 return r1.system ? -1 : 1; 7483 } 7484 return 0; 7485 } 7486 }; 7487 7488 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7489 new Comparator<ProviderInfo>() { 7490 public int compare(ProviderInfo p1, ProviderInfo p2) { 7491 final int v1 = p1.initOrder; 7492 final int v2 = p2.initOrder; 7493 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7494 } 7495 }; 7496 7497 static final void sendPackageBroadcast(String action, String pkg, 7498 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7499 int[] userIds) { 7500 IActivityManager am = ActivityManagerNative.getDefault(); 7501 if (am != null) { 7502 try { 7503 if (userIds == null) { 7504 userIds = am.getRunningUserIds(); 7505 } 7506 for (int id : userIds) { 7507 final Intent intent = new Intent(action, 7508 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7509 if (extras != null) { 7510 intent.putExtras(extras); 7511 } 7512 if (targetPkg != null) { 7513 intent.setPackage(targetPkg); 7514 } 7515 // Modify the UID when posting to other users 7516 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7517 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7518 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7519 intent.putExtra(Intent.EXTRA_UID, uid); 7520 } 7521 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7522 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7523 if (DEBUG_BROADCASTS) { 7524 RuntimeException here = new RuntimeException("here"); 7525 here.fillInStackTrace(); 7526 Slog.d(TAG, "Sending to user " + id + ": " 7527 + intent.toShortString(false, true, false, false) 7528 + " " + intent.getExtras(), here); 7529 } 7530 am.broadcastIntent(null, intent, null, finishedReceiver, 7531 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7532 finishedReceiver != null, false, id); 7533 } 7534 } catch (RemoteException ex) { 7535 } 7536 } 7537 } 7538 7539 /** 7540 * Check if the external storage media is available. This is true if there 7541 * is a mounted external storage medium or if the external storage is 7542 * emulated. 7543 */ 7544 private boolean isExternalMediaAvailable() { 7545 return mMediaMounted || Environment.isExternalStorageEmulated(); 7546 } 7547 7548 @Override 7549 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7550 // writer 7551 synchronized (mPackages) { 7552 if (!isExternalMediaAvailable()) { 7553 // If the external storage is no longer mounted at this point, 7554 // the caller may not have been able to delete all of this 7555 // packages files and can not delete any more. Bail. 7556 return null; 7557 } 7558 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7559 if (lastPackage != null) { 7560 pkgs.remove(lastPackage); 7561 } 7562 if (pkgs.size() > 0) { 7563 return pkgs.get(0); 7564 } 7565 } 7566 return null; 7567 } 7568 7569 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7570 if (false) { 7571 RuntimeException here = new RuntimeException("here"); 7572 here.fillInStackTrace(); 7573 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 7574 + " andCode=" + andCode, here); 7575 } 7576 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 7577 userId, andCode ? 1 : 0, packageName)); 7578 } 7579 7580 void startCleaningPackages() { 7581 // reader 7582 synchronized (mPackages) { 7583 if (!isExternalMediaAvailable()) { 7584 return; 7585 } 7586 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7587 return; 7588 } 7589 } 7590 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7591 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7592 IActivityManager am = ActivityManagerNative.getDefault(); 7593 if (am != null) { 7594 try { 7595 am.startService(null, intent, null, UserHandle.USER_OWNER); 7596 } catch (RemoteException e) { 7597 } 7598 } 7599 } 7600 7601 private final class AppDirObserver extends FileObserver { 7602 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 7603 super(path, mask); 7604 mRootDir = path; 7605 mIsRom = isrom; 7606 mIsPrivileged = isPrivileged; 7607 } 7608 7609 public void onEvent(int event, String path) { 7610 String removedPackage = null; 7611 int removedAppId = -1; 7612 int[] removedUsers = null; 7613 String addedPackage = null; 7614 int addedAppId = -1; 7615 int[] addedUsers = null; 7616 7617 // TODO post a message to the handler to obtain serial ordering 7618 synchronized (mInstallLock) { 7619 String fullPathStr = null; 7620 File fullPath = null; 7621 if (path != null) { 7622 fullPath = new File(mRootDir, path); 7623 fullPathStr = fullPath.getPath(); 7624 } 7625 7626 if (DEBUG_APP_DIR_OBSERVER) 7627 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 7628 7629 if (!isApkFile(fullPath)) { 7630 if (DEBUG_APP_DIR_OBSERVER) 7631 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 7632 return; 7633 } 7634 7635 // Ignore packages that are being installed or 7636 // have just been installed. 7637 if (ignoreCodePath(fullPathStr)) { 7638 return; 7639 } 7640 PackageParser.Package p = null; 7641 PackageSetting ps = null; 7642 // reader 7643 synchronized (mPackages) { 7644 p = mAppDirs.get(fullPathStr); 7645 if (p != null) { 7646 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 7647 if (ps != null) { 7648 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7649 } else { 7650 removedUsers = sUserManager.getUserIds(); 7651 } 7652 } 7653 addedUsers = sUserManager.getUserIds(); 7654 } 7655 if ((event&REMOVE_EVENTS) != 0) { 7656 if (ps != null) { 7657 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 7658 removePackageLI(ps, true); 7659 removedPackage = ps.name; 7660 removedAppId = ps.appId; 7661 } 7662 } 7663 7664 if ((event&ADD_EVENTS) != 0) { 7665 if (p == null) { 7666 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 7667 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 7668 if (mIsRom) { 7669 flags |= PackageParser.PARSE_IS_SYSTEM 7670 | PackageParser.PARSE_IS_SYSTEM_DIR; 7671 if (mIsPrivileged) { 7672 flags |= PackageParser.PARSE_IS_PRIVILEGED; 7673 } 7674 } 7675 p = scanPackageLI(fullPath, flags, 7676 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 7677 System.currentTimeMillis(), UserHandle.ALL, null); 7678 if (p != null) { 7679 /* 7680 * TODO this seems dangerous as the package may have 7681 * changed since we last acquired the mPackages 7682 * lock. 7683 */ 7684 // writer 7685 synchronized (mPackages) { 7686 updatePermissionsLPw(p.packageName, p, 7687 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 7688 } 7689 addedPackage = p.applicationInfo.packageName; 7690 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 7691 } 7692 } 7693 } 7694 7695 // reader 7696 synchronized (mPackages) { 7697 mSettings.writeLPr(); 7698 } 7699 } 7700 7701 if (removedPackage != null) { 7702 Bundle extras = new Bundle(1); 7703 extras.putInt(Intent.EXTRA_UID, removedAppId); 7704 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 7705 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 7706 extras, null, null, removedUsers); 7707 } 7708 if (addedPackage != null) { 7709 Bundle extras = new Bundle(1); 7710 extras.putInt(Intent.EXTRA_UID, addedAppId); 7711 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 7712 extras, null, null, addedUsers); 7713 } 7714 } 7715 7716 private final String mRootDir; 7717 private final boolean mIsRom; 7718 private final boolean mIsPrivileged; 7719 } 7720 7721 @Override 7722 public void installPackage(String originPath, IPackageInstallObserver2 observer, int flags, 7723 String installerPackageName, VerificationParams verificationParams, 7724 String packageAbiOverride) { 7725 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7726 null); 7727 7728 final File originFile = new File(originPath); 7729 final int uid = Binder.getCallingUid(); 7730 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7731 try { 7732 if (observer != null) { 7733 observer.packageInstalled("", null, INSTALL_FAILED_USER_RESTRICTED); 7734 } 7735 } catch (RemoteException re) { 7736 } 7737 return; 7738 } 7739 7740 UserHandle user; 7741 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 7742 user = UserHandle.ALL; 7743 } else { 7744 user = new UserHandle(UserHandle.getUserId(uid)); 7745 } 7746 7747 final int filteredFlags; 7748 if (uid == Process.SHELL_UID || uid == 0) { 7749 if (DEBUG_INSTALL) { 7750 Slog.v(TAG, "Install from ADB"); 7751 } 7752 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7753 } else { 7754 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7755 } 7756 7757 verificationParams.setInstallerUid(uid); 7758 7759 final Message msg = mHandler.obtainMessage(INIT_COPY); 7760 msg.obj = new InstallParams(originFile, false, observer, filteredFlags, 7761 installerPackageName, verificationParams, user, packageAbiOverride); 7762 mHandler.sendMessage(msg); 7763 } 7764 7765 void installStage(String packageName, File stageDir, IPackageInstallObserver2 observer, 7766 PackageInstallerParams params, String installerPackageName, int installerUid, 7767 UserHandle user) { 7768 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7769 params.referrerUri, installerUid, null); 7770 7771 final Message msg = mHandler.obtainMessage(INIT_COPY); 7772 msg.obj = new InstallParams(stageDir, true, observer, params.installFlags, 7773 installerPackageName, verifParams, user, params.abiOverride); 7774 mHandler.sendMessage(msg); 7775 } 7776 7777 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7778 Bundle extras = new Bundle(1); 7779 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7780 7781 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7782 packageName, extras, null, null, new int[] {userId}); 7783 try { 7784 IActivityManager am = ActivityManagerNative.getDefault(); 7785 final boolean isSystem = 7786 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7787 if (isSystem && am.isUserRunning(userId, false)) { 7788 // The just-installed/enabled app is bundled on the system, so presumed 7789 // to be able to run automatically without needing an explicit launch. 7790 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7791 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7792 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7793 .setPackage(packageName); 7794 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7795 android.app.AppOpsManager.OP_NONE, false, false, userId); 7796 } 7797 } catch (RemoteException e) { 7798 // shouldn't happen 7799 Slog.w(TAG, "Unable to bootstrap installed package", e); 7800 } 7801 } 7802 7803 @Override 7804 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7805 int userId) { 7806 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7807 PackageSetting pkgSetting; 7808 final int uid = Binder.getCallingUid(); 7809 if (UserHandle.getUserId(uid) != userId) { 7810 mContext.enforceCallingOrSelfPermission( 7811 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7812 "setApplicationBlockedSetting for user " + userId); 7813 } 7814 7815 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7816 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7817 return false; 7818 } 7819 7820 long callingId = Binder.clearCallingIdentity(); 7821 try { 7822 boolean sendAdded = false; 7823 boolean sendRemoved = false; 7824 // writer 7825 synchronized (mPackages) { 7826 pkgSetting = mSettings.mPackages.get(packageName); 7827 if (pkgSetting == null) { 7828 return false; 7829 } 7830 if (pkgSetting.getBlocked(userId) != blocked) { 7831 pkgSetting.setBlocked(blocked, userId); 7832 mSettings.writePackageRestrictionsLPr(userId); 7833 if (blocked) { 7834 sendRemoved = true; 7835 } else { 7836 sendAdded = true; 7837 } 7838 } 7839 } 7840 if (sendAdded) { 7841 sendPackageAddedForUser(packageName, pkgSetting, userId); 7842 return true; 7843 } 7844 if (sendRemoved) { 7845 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7846 "blocking pkg"); 7847 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7848 } 7849 } finally { 7850 Binder.restoreCallingIdentity(callingId); 7851 } 7852 return false; 7853 } 7854 7855 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7856 int userId) { 7857 final PackageRemovedInfo info = new PackageRemovedInfo(); 7858 info.removedPackage = packageName; 7859 info.removedUsers = new int[] {userId}; 7860 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7861 info.sendBroadcast(false, false, false); 7862 } 7863 7864 /** 7865 * Returns true if application is not found or there was an error. Otherwise it returns 7866 * the blocked state of the package for the given user. 7867 */ 7868 @Override 7869 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7870 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7871 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7872 "getApplicationBlocked for user " + userId); 7873 PackageSetting pkgSetting; 7874 long callingId = Binder.clearCallingIdentity(); 7875 try { 7876 // writer 7877 synchronized (mPackages) { 7878 pkgSetting = mSettings.mPackages.get(packageName); 7879 if (pkgSetting == null) { 7880 return true; 7881 } 7882 return pkgSetting.getBlocked(userId); 7883 } 7884 } finally { 7885 Binder.restoreCallingIdentity(callingId); 7886 } 7887 } 7888 7889 /** 7890 * @hide 7891 */ 7892 @Override 7893 public int installExistingPackageAsUser(String packageName, int userId) { 7894 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7895 null); 7896 PackageSetting pkgSetting; 7897 final int uid = Binder.getCallingUid(); 7898 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7899 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7900 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7901 } 7902 7903 long callingId = Binder.clearCallingIdentity(); 7904 try { 7905 boolean sendAdded = false; 7906 Bundle extras = new Bundle(1); 7907 7908 // writer 7909 synchronized (mPackages) { 7910 pkgSetting = mSettings.mPackages.get(packageName); 7911 if (pkgSetting == null) { 7912 return PackageManager.INSTALL_FAILED_INVALID_URI; 7913 } 7914 if (!pkgSetting.getInstalled(userId)) { 7915 pkgSetting.setInstalled(true, userId); 7916 pkgSetting.setBlocked(false, userId); 7917 mSettings.writePackageRestrictionsLPr(userId); 7918 sendAdded = true; 7919 } 7920 } 7921 7922 if (sendAdded) { 7923 sendPackageAddedForUser(packageName, pkgSetting, userId); 7924 } 7925 } finally { 7926 Binder.restoreCallingIdentity(callingId); 7927 } 7928 7929 return PackageManager.INSTALL_SUCCEEDED; 7930 } 7931 7932 boolean isUserRestricted(int userId, String restrictionKey) { 7933 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7934 if (restrictions.getBoolean(restrictionKey, false)) { 7935 Log.w(TAG, "User is restricted: " + restrictionKey); 7936 return true; 7937 } 7938 return false; 7939 } 7940 7941 @Override 7942 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7943 mContext.enforceCallingOrSelfPermission( 7944 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7945 "Only package verification agents can verify applications"); 7946 7947 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7948 final PackageVerificationResponse response = new PackageVerificationResponse( 7949 verificationCode, Binder.getCallingUid()); 7950 msg.arg1 = id; 7951 msg.obj = response; 7952 mHandler.sendMessage(msg); 7953 } 7954 7955 @Override 7956 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7957 long millisecondsToDelay) { 7958 mContext.enforceCallingOrSelfPermission( 7959 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7960 "Only package verification agents can extend verification timeouts"); 7961 7962 final PackageVerificationState state = mPendingVerification.get(id); 7963 final PackageVerificationResponse response = new PackageVerificationResponse( 7964 verificationCodeAtTimeout, Binder.getCallingUid()); 7965 7966 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7967 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7968 } 7969 if (millisecondsToDelay < 0) { 7970 millisecondsToDelay = 0; 7971 } 7972 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7973 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7974 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7975 } 7976 7977 if ((state != null) && !state.timeoutExtended()) { 7978 state.extendTimeout(); 7979 7980 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7981 msg.arg1 = id; 7982 msg.obj = response; 7983 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7984 } 7985 } 7986 7987 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7988 int verificationCode, UserHandle user) { 7989 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7990 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7991 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7992 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7993 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7994 7995 mContext.sendBroadcastAsUser(intent, user, 7996 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7997 } 7998 7999 private ComponentName matchComponentForVerifier(String packageName, 8000 List<ResolveInfo> receivers) { 8001 ActivityInfo targetReceiver = null; 8002 8003 final int NR = receivers.size(); 8004 for (int i = 0; i < NR; i++) { 8005 final ResolveInfo info = receivers.get(i); 8006 if (info.activityInfo == null) { 8007 continue; 8008 } 8009 8010 if (packageName.equals(info.activityInfo.packageName)) { 8011 targetReceiver = info.activityInfo; 8012 break; 8013 } 8014 } 8015 8016 if (targetReceiver == null) { 8017 return null; 8018 } 8019 8020 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8021 } 8022 8023 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8024 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8025 if (pkgInfo.verifiers.length == 0) { 8026 return null; 8027 } 8028 8029 final int N = pkgInfo.verifiers.length; 8030 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8031 for (int i = 0; i < N; i++) { 8032 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8033 8034 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8035 receivers); 8036 if (comp == null) { 8037 continue; 8038 } 8039 8040 final int verifierUid = getUidForVerifier(verifierInfo); 8041 if (verifierUid == -1) { 8042 continue; 8043 } 8044 8045 if (DEBUG_VERIFY) { 8046 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8047 + " with the correct signature"); 8048 } 8049 sufficientVerifiers.add(comp); 8050 verificationState.addSufficientVerifier(verifierUid); 8051 } 8052 8053 return sufficientVerifiers; 8054 } 8055 8056 private int getUidForVerifier(VerifierInfo verifierInfo) { 8057 synchronized (mPackages) { 8058 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8059 if (pkg == null) { 8060 return -1; 8061 } else if (pkg.mSignatures.length != 1) { 8062 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8063 + " has more than one signature; ignoring"); 8064 return -1; 8065 } 8066 8067 /* 8068 * If the public key of the package's signature does not match 8069 * our expected public key, then this is a different package and 8070 * we should skip. 8071 */ 8072 8073 final byte[] expectedPublicKey; 8074 try { 8075 final Signature verifierSig = pkg.mSignatures[0]; 8076 final PublicKey publicKey = verifierSig.getPublicKey(); 8077 expectedPublicKey = publicKey.getEncoded(); 8078 } catch (CertificateException e) { 8079 return -1; 8080 } 8081 8082 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8083 8084 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8085 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8086 + " does not have the expected public key; ignoring"); 8087 return -1; 8088 } 8089 8090 return pkg.applicationInfo.uid; 8091 } 8092 } 8093 8094 @Override 8095 public void finishPackageInstall(int token) { 8096 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8097 8098 if (DEBUG_INSTALL) { 8099 Slog.v(TAG, "BM finishing package install for " + token); 8100 } 8101 8102 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8103 mHandler.sendMessage(msg); 8104 } 8105 8106 /** 8107 * Get the verification agent timeout. 8108 * 8109 * @return verification timeout in milliseconds 8110 */ 8111 private long getVerificationTimeout() { 8112 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8113 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8114 DEFAULT_VERIFICATION_TIMEOUT); 8115 } 8116 8117 /** 8118 * Get the default verification agent response code. 8119 * 8120 * @return default verification response code 8121 */ 8122 private int getDefaultVerificationResponse() { 8123 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8124 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8125 DEFAULT_VERIFICATION_RESPONSE); 8126 } 8127 8128 /** 8129 * Check whether or not package verification has been enabled. 8130 * 8131 * @return true if verification should be performed 8132 */ 8133 private boolean isVerificationEnabled(int userId, int flags) { 8134 if (!DEFAULT_VERIFY_ENABLE) { 8135 return false; 8136 } 8137 8138 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8139 8140 // Check if installing from ADB 8141 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 8142 // Do not run verification in a test harness environment 8143 if (ActivityManager.isRunningInTestHarness()) { 8144 return false; 8145 } 8146 if (ensureVerifyAppsEnabled) { 8147 return true; 8148 } 8149 // Check if the developer does not want package verification for ADB installs 8150 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8151 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8152 return false; 8153 } 8154 } 8155 8156 if (ensureVerifyAppsEnabled) { 8157 return true; 8158 } 8159 8160 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8161 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8162 } 8163 8164 /** 8165 * Get the "allow unknown sources" setting. 8166 * 8167 * @return the current "allow unknown sources" setting 8168 */ 8169 private int getUnknownSourcesSettings() { 8170 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8171 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8172 -1); 8173 } 8174 8175 @Override 8176 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8177 final int uid = Binder.getCallingUid(); 8178 // writer 8179 synchronized (mPackages) { 8180 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8181 if (targetPackageSetting == null) { 8182 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8183 } 8184 8185 PackageSetting installerPackageSetting; 8186 if (installerPackageName != null) { 8187 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8188 if (installerPackageSetting == null) { 8189 throw new IllegalArgumentException("Unknown installer package: " 8190 + installerPackageName); 8191 } 8192 } else { 8193 installerPackageSetting = null; 8194 } 8195 8196 Signature[] callerSignature; 8197 Object obj = mSettings.getUserIdLPr(uid); 8198 if (obj != null) { 8199 if (obj instanceof SharedUserSetting) { 8200 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8201 } else if (obj instanceof PackageSetting) { 8202 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8203 } else { 8204 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8205 } 8206 } else { 8207 throw new SecurityException("Unknown calling uid " + uid); 8208 } 8209 8210 // Verify: can't set installerPackageName to a package that is 8211 // not signed with the same cert as the caller. 8212 if (installerPackageSetting != null) { 8213 if (compareSignatures(callerSignature, 8214 installerPackageSetting.signatures.mSignatures) 8215 != PackageManager.SIGNATURE_MATCH) { 8216 throw new SecurityException( 8217 "Caller does not have same cert as new installer package " 8218 + installerPackageName); 8219 } 8220 } 8221 8222 // Verify: if target already has an installer package, it must 8223 // be signed with the same cert as the caller. 8224 if (targetPackageSetting.installerPackageName != null) { 8225 PackageSetting setting = mSettings.mPackages.get( 8226 targetPackageSetting.installerPackageName); 8227 // If the currently set package isn't valid, then it's always 8228 // okay to change it. 8229 if (setting != null) { 8230 if (compareSignatures(callerSignature, 8231 setting.signatures.mSignatures) 8232 != PackageManager.SIGNATURE_MATCH) { 8233 throw new SecurityException( 8234 "Caller does not have same cert as old installer package " 8235 + targetPackageSetting.installerPackageName); 8236 } 8237 } 8238 } 8239 8240 // Okay! 8241 targetPackageSetting.installerPackageName = installerPackageName; 8242 scheduleWriteSettingsLocked(); 8243 } 8244 } 8245 8246 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8247 // Queue up an async operation since the package installation may take a little while. 8248 mHandler.post(new Runnable() { 8249 public void run() { 8250 mHandler.removeCallbacks(this); 8251 // Result object to be returned 8252 PackageInstalledInfo res = new PackageInstalledInfo(); 8253 res.returnCode = currentStatus; 8254 res.uid = -1; 8255 res.pkg = null; 8256 res.removedInfo = new PackageRemovedInfo(); 8257 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8258 args.doPreInstall(res.returnCode); 8259 synchronized (mInstallLock) { 8260 installPackageLI(args, true, res); 8261 } 8262 args.doPostInstall(res.returnCode, res.uid); 8263 } 8264 8265 // A restore should be performed at this point if (a) the install 8266 // succeeded, (b) the operation is not an update, and (c) the new 8267 // package has a backupAgent defined. 8268 final boolean update = res.removedInfo.removedPackage != null; 8269 boolean doRestore = (!update 8270 && res.pkg != null 8271 && res.pkg.applicationInfo.backupAgentName != null); 8272 8273 // Set up the post-install work request bookkeeping. This will be used 8274 // and cleaned up by the post-install event handling regardless of whether 8275 // there's a restore pass performed. Token values are >= 1. 8276 int token; 8277 if (mNextInstallToken < 0) mNextInstallToken = 1; 8278 token = mNextInstallToken++; 8279 8280 PostInstallData data = new PostInstallData(args, res); 8281 mRunningInstalls.put(token, data); 8282 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8283 8284 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8285 // Pass responsibility to the Backup Manager. It will perform a 8286 // restore if appropriate, then pass responsibility back to the 8287 // Package Manager to run the post-install observer callbacks 8288 // and broadcasts. 8289 IBackupManager bm = IBackupManager.Stub.asInterface( 8290 ServiceManager.getService(Context.BACKUP_SERVICE)); 8291 if (bm != null) { 8292 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8293 + " to BM for possible restore"); 8294 try { 8295 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8296 } catch (RemoteException e) { 8297 // can't happen; the backup manager is local 8298 } catch (Exception e) { 8299 Slog.e(TAG, "Exception trying to enqueue restore", e); 8300 doRestore = false; 8301 } 8302 } else { 8303 Slog.e(TAG, "Backup Manager not found!"); 8304 doRestore = false; 8305 } 8306 } 8307 8308 if (!doRestore) { 8309 // No restore possible, or the Backup Manager was mysteriously not 8310 // available -- just fire the post-install work request directly. 8311 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8312 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8313 mHandler.sendMessage(msg); 8314 } 8315 } 8316 }); 8317 } 8318 8319 private abstract class HandlerParams { 8320 private static final int MAX_RETRIES = 4; 8321 8322 /** 8323 * Number of times startCopy() has been attempted and had a non-fatal 8324 * error. 8325 */ 8326 private int mRetries = 0; 8327 8328 /** User handle for the user requesting the information or installation. */ 8329 private final UserHandle mUser; 8330 8331 HandlerParams(UserHandle user) { 8332 mUser = user; 8333 } 8334 8335 UserHandle getUser() { 8336 return mUser; 8337 } 8338 8339 final boolean startCopy() { 8340 boolean res; 8341 try { 8342 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8343 8344 if (++mRetries > MAX_RETRIES) { 8345 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8346 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8347 handleServiceError(); 8348 return false; 8349 } else { 8350 handleStartCopy(); 8351 res = true; 8352 } 8353 } catch (RemoteException e) { 8354 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8355 mHandler.sendEmptyMessage(MCS_RECONNECT); 8356 res = false; 8357 } 8358 handleReturnCode(); 8359 return res; 8360 } 8361 8362 final void serviceError() { 8363 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8364 handleServiceError(); 8365 handleReturnCode(); 8366 } 8367 8368 abstract void handleStartCopy() throws RemoteException; 8369 abstract void handleServiceError(); 8370 abstract void handleReturnCode(); 8371 } 8372 8373 class MeasureParams extends HandlerParams { 8374 private final PackageStats mStats; 8375 private boolean mSuccess; 8376 8377 private final IPackageStatsObserver mObserver; 8378 8379 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8380 super(new UserHandle(stats.userHandle)); 8381 mObserver = observer; 8382 mStats = stats; 8383 } 8384 8385 @Override 8386 public String toString() { 8387 return "MeasureParams{" 8388 + Integer.toHexString(System.identityHashCode(this)) 8389 + " " + mStats.packageName + "}"; 8390 } 8391 8392 @Override 8393 void handleStartCopy() throws RemoteException { 8394 synchronized (mInstallLock) { 8395 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8396 } 8397 8398 if (mSuccess) { 8399 final boolean mounted; 8400 if (Environment.isExternalStorageEmulated()) { 8401 mounted = true; 8402 } else { 8403 final String status = Environment.getExternalStorageState(); 8404 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8405 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8406 } 8407 8408 if (mounted) { 8409 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8410 8411 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8412 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8413 8414 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8415 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8416 8417 // Always subtract cache size, since it's a subdirectory 8418 mStats.externalDataSize -= mStats.externalCacheSize; 8419 8420 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8421 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8422 8423 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8424 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8425 } 8426 } 8427 } 8428 8429 @Override 8430 void handleReturnCode() { 8431 if (mObserver != null) { 8432 try { 8433 mObserver.onGetStatsCompleted(mStats, mSuccess); 8434 } catch (RemoteException e) { 8435 Slog.i(TAG, "Observer no longer exists."); 8436 } 8437 } 8438 } 8439 8440 @Override 8441 void handleServiceError() { 8442 Slog.e(TAG, "Could not measure application " + mStats.packageName 8443 + " external storage"); 8444 } 8445 } 8446 8447 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8448 throws RemoteException { 8449 long result = 0; 8450 for (File path : paths) { 8451 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8452 } 8453 return result; 8454 } 8455 8456 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8457 for (File path : paths) { 8458 try { 8459 mcs.clearDirectory(path.getAbsolutePath()); 8460 } catch (RemoteException e) { 8461 } 8462 } 8463 } 8464 8465 class InstallParams extends HandlerParams { 8466 /** 8467 * Location where install is coming from, before it has been 8468 * copied/renamed into place. This could be a single monolithic APK 8469 * file, or a cluster directory. This location may be untrusted. 8470 */ 8471 final File originFile; 8472 8473 /** 8474 * Flag indicating that {@link #originFile} has already been staged, 8475 * meaning downstream users don't need to defensively copy the contents. 8476 */ 8477 boolean originStaged; 8478 8479 final IPackageInstallObserver2 observer; 8480 int flags; 8481 final String installerPackageName; 8482 final VerificationParams verificationParams; 8483 private InstallArgs mArgs; 8484 private int mRet; 8485 final String packageAbiOverride; 8486 boolean multiArch; 8487 8488 InstallParams(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 8489 int flags, String installerPackageName, VerificationParams verificationParams, 8490 UserHandle user, String packageAbiOverride) { 8491 super(user); 8492 this.originFile = Preconditions.checkNotNull(originFile); 8493 this.originStaged = originStaged; 8494 this.observer = observer; 8495 this.flags = flags; 8496 this.installerPackageName = installerPackageName; 8497 this.verificationParams = verificationParams; 8498 this.packageAbiOverride = packageAbiOverride; 8499 } 8500 8501 @Override 8502 public String toString() { 8503 return "InstallParams{" 8504 + Integer.toHexString(System.identityHashCode(this)) 8505 + " " + originFile + "}"; 8506 } 8507 8508 public ManifestDigest getManifestDigest() { 8509 if (verificationParams == null) { 8510 return null; 8511 } 8512 return verificationParams.getManifestDigest(); 8513 } 8514 8515 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 8516 String packageName = pkgLite.packageName; 8517 int installLocation = pkgLite.installLocation; 8518 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8519 // reader 8520 synchronized (mPackages) { 8521 PackageParser.Package pkg = mPackages.get(packageName); 8522 if (pkg != null) { 8523 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8524 // Check for downgrading. 8525 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8526 if (pkgLite.versionCode < pkg.mVersionCode) { 8527 Slog.w(TAG, "Can't install update of " + packageName 8528 + " update version " + pkgLite.versionCode 8529 + " is older than installed version " 8530 + pkg.mVersionCode); 8531 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8532 } 8533 } 8534 // Check for updated system application. 8535 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8536 if (onSd) { 8537 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8538 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8539 } 8540 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8541 } else { 8542 if (onSd) { 8543 // Install flag overrides everything. 8544 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8545 } 8546 // If current upgrade specifies particular preference 8547 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8548 // Application explicitly specified internal. 8549 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8550 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8551 // App explictly prefers external. Let policy decide 8552 } else { 8553 // Prefer previous location 8554 if (isExternal(pkg)) { 8555 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8556 } 8557 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8558 } 8559 } 8560 } else { 8561 // Invalid install. Return error code 8562 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8563 } 8564 } 8565 } 8566 // All the special cases have been taken care of. 8567 // Return result based on recommended install location. 8568 if (onSd) { 8569 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8570 } 8571 return pkgLite.recommendedInstallLocation; 8572 } 8573 8574 private long getMemoryLowThreshold() { 8575 final DeviceStorageMonitorInternal 8576 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8577 if (dsm == null) { 8578 return 0L; 8579 } 8580 return dsm.getMemoryLowThreshold(); 8581 } 8582 8583 /* 8584 * Invoke remote method to get package information and install 8585 * location values. Override install location based on default 8586 * policy if needed and then create install arguments based 8587 * on the install location. 8588 */ 8589 public void handleStartCopy() throws RemoteException { 8590 int ret = PackageManager.INSTALL_SUCCEEDED; 8591 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8592 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 8593 PackageInfoLite pkgLite = null; 8594 8595 if (onInt && onSd) { 8596 // Check if both bits are set. 8597 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8598 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8599 } else { 8600 final long lowThreshold = getMemoryLowThreshold(); 8601 if (lowThreshold == 0L) { 8602 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8603 } 8604 8605 // Remote call to find out default install location 8606 final String originPath = originFile.getAbsolutePath(); 8607 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, lowThreshold, 8608 packageAbiOverride); 8609 // Keep track of whether this package is a multiArch package until 8610 // we perform a full scan of it. We need to do this because we might 8611 // end up extracting the package shared libraries before we perform 8612 // a full scan. 8613 multiArch = pkgLite.multiArch; 8614 8615 /* 8616 * If we have too little free space, try to free cache 8617 * before giving up. 8618 */ 8619 if (pkgLite.recommendedInstallLocation 8620 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8621 final long size = mContainerService.calculateInstalledSize( 8622 originPath, isForwardLocked(), packageAbiOverride); 8623 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 8624 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, 8625 lowThreshold, packageAbiOverride); 8626 } 8627 /* 8628 * The cache free must have deleted the file we 8629 * downloaded to install. 8630 * 8631 * TODO: fix the "freeCache" call to not delete 8632 * the file we care about. 8633 */ 8634 if (pkgLite.recommendedInstallLocation 8635 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8636 pkgLite.recommendedInstallLocation 8637 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8638 } 8639 } 8640 } 8641 8642 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8643 int loc = pkgLite.recommendedInstallLocation; 8644 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8645 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8646 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8647 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8648 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8649 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8650 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8651 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8652 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8653 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8654 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8655 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8656 } else { 8657 // Override with defaults if needed. 8658 loc = installLocationPolicy(pkgLite, flags); 8659 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8660 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8661 } else if (!onSd && !onInt) { 8662 // Override install location with flags 8663 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8664 // Set the flag to install on external media. 8665 flags |= PackageManager.INSTALL_EXTERNAL; 8666 flags &= ~PackageManager.INSTALL_INTERNAL; 8667 } else { 8668 // Make sure the flag for installing on external 8669 // media is unset 8670 flags |= PackageManager.INSTALL_INTERNAL; 8671 flags &= ~PackageManager.INSTALL_EXTERNAL; 8672 } 8673 } 8674 } 8675 } 8676 8677 final InstallArgs args = createInstallArgs(this); 8678 mArgs = args; 8679 8680 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8681 /* 8682 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8683 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8684 */ 8685 int userIdentifier = getUser().getIdentifier(); 8686 if (userIdentifier == UserHandle.USER_ALL 8687 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8688 userIdentifier = UserHandle.USER_OWNER; 8689 } 8690 8691 /* 8692 * Determine if we have any installed package verifiers. If we 8693 * do, then we'll defer to them to verify the packages. 8694 */ 8695 final int requiredUid = mRequiredVerifierPackage == null ? -1 8696 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8697 if (requiredUid != -1 && isVerificationEnabled(userIdentifier, flags)) { 8698 // TODO: send verifier the install session instead of uri 8699 final Intent verification = new Intent( 8700 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8701 verification.setDataAndType(Uri.fromFile(originFile), PACKAGE_MIME_TYPE); 8702 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8703 8704 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8705 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8706 0 /* TODO: Which userId? */); 8707 8708 if (DEBUG_VERIFY) { 8709 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8710 + verification.toString() + " with " + pkgLite.verifiers.length 8711 + " optional verifiers"); 8712 } 8713 8714 final int verificationId = mPendingVerificationToken++; 8715 8716 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8717 8718 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8719 installerPackageName); 8720 8721 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 8722 8723 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8724 pkgLite.packageName); 8725 8726 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8727 pkgLite.versionCode); 8728 8729 if (verificationParams != null) { 8730 if (verificationParams.getVerificationURI() != null) { 8731 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8732 verificationParams.getVerificationURI()); 8733 } 8734 if (verificationParams.getOriginatingURI() != null) { 8735 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8736 verificationParams.getOriginatingURI()); 8737 } 8738 if (verificationParams.getReferrer() != null) { 8739 verification.putExtra(Intent.EXTRA_REFERRER, 8740 verificationParams.getReferrer()); 8741 } 8742 if (verificationParams.getOriginatingUid() >= 0) { 8743 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8744 verificationParams.getOriginatingUid()); 8745 } 8746 if (verificationParams.getInstallerUid() >= 0) { 8747 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8748 verificationParams.getInstallerUid()); 8749 } 8750 } 8751 8752 final PackageVerificationState verificationState = new PackageVerificationState( 8753 requiredUid, args); 8754 8755 mPendingVerification.append(verificationId, verificationState); 8756 8757 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8758 receivers, verificationState); 8759 8760 /* 8761 * If any sufficient verifiers were listed in the package 8762 * manifest, attempt to ask them. 8763 */ 8764 if (sufficientVerifiers != null) { 8765 final int N = sufficientVerifiers.size(); 8766 if (N == 0) { 8767 Slog.i(TAG, "Additional verifiers required, but none installed."); 8768 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8769 } else { 8770 for (int i = 0; i < N; i++) { 8771 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8772 8773 final Intent sufficientIntent = new Intent(verification); 8774 sufficientIntent.setComponent(verifierComponent); 8775 8776 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8777 } 8778 } 8779 } 8780 8781 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8782 mRequiredVerifierPackage, receivers); 8783 if (ret == PackageManager.INSTALL_SUCCEEDED 8784 && mRequiredVerifierPackage != null) { 8785 /* 8786 * Send the intent to the required verification agent, 8787 * but only start the verification timeout after the 8788 * target BroadcastReceivers have run. 8789 */ 8790 verification.setComponent(requiredVerifierComponent); 8791 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8792 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8793 new BroadcastReceiver() { 8794 @Override 8795 public void onReceive(Context context, Intent intent) { 8796 final Message msg = mHandler 8797 .obtainMessage(CHECK_PENDING_VERIFICATION); 8798 msg.arg1 = verificationId; 8799 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8800 } 8801 }, null, 0, null, null); 8802 8803 /* 8804 * We don't want the copy to proceed until verification 8805 * succeeds, so null out this field. 8806 */ 8807 mArgs = null; 8808 } 8809 } else { 8810 /* 8811 * No package verification is enabled, so immediately start 8812 * the remote call to initiate copy using temporary file. 8813 */ 8814 ret = args.copyApk(mContainerService, true); 8815 } 8816 } 8817 8818 mRet = ret; 8819 } 8820 8821 @Override 8822 void handleReturnCode() { 8823 // If mArgs is null, then MCS couldn't be reached. When it 8824 // reconnects, it will try again to install. At that point, this 8825 // will succeed. 8826 if (mArgs != null) { 8827 processPendingInstall(mArgs, mRet); 8828 } 8829 } 8830 8831 @Override 8832 void handleServiceError() { 8833 mArgs = createInstallArgs(this); 8834 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8835 } 8836 8837 public boolean isForwardLocked() { 8838 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8839 } 8840 } 8841 8842 /* 8843 * Utility class used in movePackage api. 8844 * srcArgs and targetArgs are not set for invalid flags and make 8845 * sure to do null checks when invoking methods on them. 8846 * We probably want to return ErrorPrams for both failed installs 8847 * and moves. 8848 */ 8849 class MoveParams extends HandlerParams { 8850 final IPackageMoveObserver observer; 8851 final int flags; 8852 final String packageName; 8853 final InstallArgs srcArgs; 8854 final InstallArgs targetArgs; 8855 int uid; 8856 int mRet; 8857 8858 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8859 String packageName, String[] instructionSets, int uid, UserHandle user, 8860 boolean isMultiArch) { 8861 super(user); 8862 this.srcArgs = srcArgs; 8863 this.observer = observer; 8864 this.flags = flags; 8865 this.packageName = packageName; 8866 this.uid = uid; 8867 if (srcArgs != null) { 8868 final String codePath = srcArgs.getCodePath(); 8869 targetArgs = createInstallArgsForMoveTarget(codePath, flags, packageName, 8870 instructionSets, isMultiArch); 8871 } else { 8872 targetArgs = null; 8873 } 8874 } 8875 8876 @Override 8877 public String toString() { 8878 return "MoveParams{" 8879 + Integer.toHexString(System.identityHashCode(this)) 8880 + " " + packageName + "}"; 8881 } 8882 8883 public void handleStartCopy() throws RemoteException { 8884 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8885 // Check for storage space on target medium 8886 if (!targetArgs.checkFreeStorage(mContainerService)) { 8887 Log.w(TAG, "Insufficient storage to install"); 8888 return; 8889 } 8890 8891 mRet = srcArgs.doPreCopy(); 8892 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8893 return; 8894 } 8895 8896 mRet = targetArgs.copyApk(mContainerService, false); 8897 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8898 srcArgs.doPostCopy(uid); 8899 return; 8900 } 8901 8902 mRet = srcArgs.doPostCopy(uid); 8903 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8904 return; 8905 } 8906 8907 mRet = targetArgs.doPreInstall(mRet); 8908 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8909 return; 8910 } 8911 8912 if (DEBUG_SD_INSTALL) { 8913 StringBuilder builder = new StringBuilder(); 8914 if (srcArgs != null) { 8915 builder.append("src: "); 8916 builder.append(srcArgs.getCodePath()); 8917 } 8918 if (targetArgs != null) { 8919 builder.append(" target : "); 8920 builder.append(targetArgs.getCodePath()); 8921 } 8922 Log.i(TAG, builder.toString()); 8923 } 8924 } 8925 8926 @Override 8927 void handleReturnCode() { 8928 targetArgs.doPostInstall(mRet, uid); 8929 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8930 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8931 currentStatus = PackageManager.MOVE_SUCCEEDED; 8932 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8933 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8934 } 8935 processPendingMove(this, currentStatus); 8936 } 8937 8938 @Override 8939 void handleServiceError() { 8940 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8941 } 8942 } 8943 8944 /** 8945 * Used during creation of InstallArgs 8946 * 8947 * @param flags package installation flags 8948 * @return true if should be installed on external storage 8949 */ 8950 private static boolean installOnSd(int flags) { 8951 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8952 return false; 8953 } 8954 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8955 return true; 8956 } 8957 return false; 8958 } 8959 8960 /** 8961 * Used during creation of InstallArgs 8962 * 8963 * @param flags package installation flags 8964 * @return true if should be installed as forward locked 8965 */ 8966 private static boolean installForwardLocked(int flags) { 8967 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8968 } 8969 8970 private InstallArgs createInstallArgs(InstallParams params) { 8971 // TODO: extend to support incoming zero-copy locations 8972 8973 if (installOnSd(params.flags) || params.isForwardLocked()) { 8974 return new AsecInstallArgs(params); 8975 } else { 8976 return new FileInstallArgs(params); 8977 } 8978 } 8979 8980 /** 8981 * Create args that describe an existing installed package. Typically used 8982 * when cleaning up old installs, or used as a move source. 8983 */ 8984 private InstallArgs createInstallArgsForExisting(int flags, String codePath, 8985 String resourcePath, String nativeLibraryRoot, String[] instructionSets, 8986 boolean isMultiArch) { 8987 final boolean isInAsec; 8988 if (installOnSd(flags)) { 8989 /* Apps on SD card are always in ASEC containers. */ 8990 isInAsec = true; 8991 } else if (installForwardLocked(flags) 8992 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8993 /* 8994 * Forward-locked apps are only in ASEC containers if they're the 8995 * new style 8996 */ 8997 isInAsec = true; 8998 } else { 8999 isInAsec = false; 9000 } 9001 9002 if (isInAsec) { 9003 return new AsecInstallArgs(codePath, instructionSets, 9004 installOnSd(flags), installForwardLocked(flags), isMultiArch); 9005 } else { 9006 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9007 instructionSets, isMultiArch); 9008 } 9009 } 9010 9011 private InstallArgs createInstallArgsForMoveTarget(String codePath, int flags, String pkgName, 9012 String[] instructionSets, boolean isMultiArch) { 9013 final File codeFile = new File(codePath); 9014 if (installOnSd(flags) || installForwardLocked(flags)) { 9015 String cid = getNextCodePath(codePath, pkgName, "/" 9016 + AsecInstallArgs.RES_FILE_NAME); 9017 return new AsecInstallArgs(codeFile, cid, instructionSets, installOnSd(flags), 9018 installForwardLocked(flags), isMultiArch); 9019 } else { 9020 return new FileInstallArgs(codeFile, instructionSets, isMultiArch); 9021 } 9022 } 9023 9024 static abstract class InstallArgs { 9025 /** @see InstallParams#originFile */ 9026 final File originFile; 9027 /** @see InstallParams#originStaged */ 9028 final boolean originStaged; 9029 9030 // TODO: define inherit location 9031 9032 final IPackageInstallObserver2 observer; 9033 // Always refers to PackageManager flags only 9034 final int flags; 9035 final String installerPackageName; 9036 final ManifestDigest manifestDigest; 9037 final UserHandle user; 9038 final String abiOverride; 9039 final boolean multiArch; 9040 9041 // The list of instruction sets supported by this app. This is currently 9042 // only used during the rmdex() phase to clean up resources. We can get rid of this 9043 // if we move dex files under the common app path. 9044 /* nullable */ String[] instructionSets; 9045 9046 InstallArgs(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 9047 int flags, String installerPackageName, ManifestDigest manifestDigest, 9048 UserHandle user, String[] instructionSets, 9049 String abiOverride, boolean multiArch) { 9050 this.originFile = originFile; 9051 this.originStaged = originStaged; 9052 this.flags = flags; 9053 this.observer = observer; 9054 this.installerPackageName = installerPackageName; 9055 this.manifestDigest = manifestDigest; 9056 this.user = user; 9057 this.instructionSets = instructionSets; 9058 this.abiOverride = abiOverride; 9059 this.multiArch = multiArch; 9060 } 9061 9062 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9063 abstract int doPreInstall(int status); 9064 9065 /** 9066 * Rename package into final resting place. All paths on the given 9067 * scanned package should be updated to reflect the rename. 9068 */ 9069 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9070 abstract int doPostInstall(int status, int uid); 9071 9072 /** @see PackageSettingBase#codePathString */ 9073 abstract String getCodePath(); 9074 /** @see PackageSettingBase#resourcePathString */ 9075 abstract String getResourcePath(); 9076 abstract String getLegacyNativeLibraryPath(); 9077 9078 // Need installer lock especially for dex file removal. 9079 abstract void cleanUpResourcesLI(); 9080 abstract boolean doPostDeleteLI(boolean delete); 9081 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9082 9083 /** 9084 * Called before the source arguments are copied. This is used mostly 9085 * for MoveParams when it needs to read the source file to put it in the 9086 * destination. 9087 */ 9088 int doPreCopy() { 9089 return PackageManager.INSTALL_SUCCEEDED; 9090 } 9091 9092 /** 9093 * Called after the source arguments are copied. This is used mostly for 9094 * MoveParams when it needs to read the source file to put it in the 9095 * destination. 9096 * 9097 * @return 9098 */ 9099 int doPostCopy(int uid) { 9100 return PackageManager.INSTALL_SUCCEEDED; 9101 } 9102 9103 protected boolean isFwdLocked() { 9104 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9105 } 9106 9107 UserHandle getUser() { 9108 return user; 9109 } 9110 } 9111 9112 /** 9113 * Logic to handle installation of non-ASEC applications, including copying 9114 * and renaming logic. 9115 */ 9116 class FileInstallArgs extends InstallArgs { 9117 private File codeFile; 9118 private File resourceFile; 9119 private File legacyNativeLibraryPath; 9120 9121 // Example topology: 9122 // /data/app/com.example/base.apk 9123 // /data/app/com.example/split_foo.apk 9124 // /data/app/com.example/lib/arm/libfoo.so 9125 // /data/app/com.example/lib/arm64/libfoo.so 9126 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9127 9128 /** New install */ 9129 FileInstallArgs(InstallParams params) { 9130 super(params.originFile, params.originStaged, params.observer, params.flags, 9131 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9132 null /* instruction sets */, params.packageAbiOverride, 9133 params.multiArch); 9134 if (isFwdLocked()) { 9135 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9136 } 9137 } 9138 9139 /** Existing install */ 9140 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9141 String[] instructionSets, boolean isMultiArch) { 9142 super(null, false, null, 0, null, null, null, instructionSets, null, isMultiArch); 9143 this.codeFile = (codePath != null) ? new File(codePath) : null; 9144 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9145 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9146 new File(legacyNativeLibraryPath) : null; 9147 } 9148 9149 /** New install from existing */ 9150 FileInstallArgs(File originFile, String[] instructionSets, boolean isMultiArch) { 9151 super(originFile, false, null, 0, null, null, null, instructionSets, null, 9152 isMultiArch); 9153 } 9154 9155 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9156 final long lowThreshold; 9157 9158 final DeviceStorageMonitorInternal 9159 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9160 if (dsm == null) { 9161 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 9162 lowThreshold = 0L; 9163 } else { 9164 if (dsm.isMemoryLow()) { 9165 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 9166 return false; 9167 } 9168 9169 lowThreshold = dsm.getMemoryLowThreshold(); 9170 } 9171 9172 return imcs.checkInternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9173 lowThreshold); 9174 } 9175 9176 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9177 int ret = PackageManager.INSTALL_SUCCEEDED; 9178 9179 if (originStaged) { 9180 Slog.d(TAG, originFile + " already staged; skipping copy"); 9181 codeFile = originFile; 9182 resourceFile = originFile; 9183 } else { 9184 try { 9185 final File tempDir = mInstallerService.allocateSessionDir(); 9186 codeFile = tempDir; 9187 resourceFile = tempDir; 9188 } catch (IOException e) { 9189 Slog.w(TAG, "Failed to create copy file: " + e); 9190 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9191 } 9192 9193 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9194 @Override 9195 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9196 if (!FileUtils.isValidExtFilename(name)) { 9197 throw new IllegalArgumentException("Invalid filename: " + name); 9198 } 9199 try { 9200 final File file = new File(codeFile, name); 9201 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9202 O_RDWR | O_CREAT, 0644); 9203 Os.chmod(file.getAbsolutePath(), 0644); 9204 return new ParcelFileDescriptor(fd); 9205 } catch (ErrnoException e) { 9206 throw new RemoteException("Failed to open: " + e.getMessage()); 9207 } 9208 } 9209 }; 9210 9211 ret = imcs.copyPackage(originFile.getAbsolutePath(), target); 9212 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9213 Slog.e(TAG, "Failed to copy package"); 9214 return ret; 9215 } 9216 } 9217 9218 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9219 NativeLibraryHelper.Handle handle = null; 9220 try { 9221 handle = NativeLibraryHelper.Handle.create(codeFile); 9222 if (multiArch) { 9223 // Warn if we've set an abiOverride for multi-lib packages.. 9224 // By definition, we need to copy both 32 and 64 bit libraries for 9225 // such packages. 9226 if (abiOverride != null) { 9227 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9228 } 9229 9230 int copyRet = PackageManager.NO_NATIVE_LIBRARIES; 9231 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9232 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9233 Build.SUPPORTED_32_BIT_ABIS, true /* use isa specific subdirs */); 9234 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9235 Slog.w(TAG, "Failure copying 32 bit native libraries [errorCode=" + copyRet + "]"); 9236 return copyRet; 9237 } 9238 } 9239 9240 if (DEBUG_ABI_SELECTION && copyRet >= 0) { 9241 Log.d(TAG, "Installed 32 bit libraries under: " + codeFile + " abi=" + 9242 Build.SUPPORTED_32_BIT_ABIS[copyRet]); 9243 } 9244 9245 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9246 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9247 Build.SUPPORTED_64_BIT_ABIS, true /* use isa specific subdirs */); 9248 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9249 Slog.w(TAG, "Failure copying 64 bit native libraries [errorCode=" + copyRet + "]"); 9250 return copyRet; 9251 } 9252 } 9253 9254 if (DEBUG_ABI_SELECTION && copyRet >= 0) { 9255 Log.d(TAG, "Installed 64 bit libraries under: " + codeFile + " abi=" + 9256 Build.SUPPORTED_64_BIT_ABIS[copyRet]); 9257 } 9258 } else { 9259 String[] abiList = (abiOverride != null) ? 9260 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 9261 9262 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 9263 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9264 abiList = Build.SUPPORTED_32_BIT_ABIS; 9265 } 9266 9267 int copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, abiList, 9268 true /* use isa specific subdirs */); 9269 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9270 Slog.w(TAG, "Failure copying native libraries [errorCode=" + copyRet + "]"); 9271 return copyRet; 9272 } 9273 9274 if (DEBUG_ABI_SELECTION && copyRet >= 0) { 9275 Log.d(TAG, "Installed libraries under: " + codeFile + " abi=" + abiList[copyRet]); 9276 } 9277 } 9278 } catch (IOException e) { 9279 Slog.e(TAG, "Copying native libraries failed", e); 9280 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9281 } finally { 9282 IoUtils.closeQuietly(handle); 9283 } 9284 9285 return ret; 9286 } 9287 9288 int doPreInstall(int status) { 9289 if (status != PackageManager.INSTALL_SUCCEEDED) { 9290 cleanUp(); 9291 } 9292 return status; 9293 } 9294 9295 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9296 if (status != PackageManager.INSTALL_SUCCEEDED) { 9297 cleanUp(); 9298 return false; 9299 } else { 9300 final File beforeCodeFile = codeFile; 9301 final File afterCodeFile = new File(mAppInstallDir, 9302 getNextCodePath(oldCodePath, pkg.packageName, null)); 9303 9304 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9305 if (!beforeCodeFile.renameTo(afterCodeFile)) { 9306 return false; 9307 } 9308 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9309 return false; 9310 } 9311 9312 // Reflect the rename internally 9313 codeFile = afterCodeFile; 9314 resourceFile = afterCodeFile; 9315 9316 // Reflect the rename in scanned details 9317 pkg.codePath = afterCodeFile.getAbsolutePath(); 9318 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9319 pkg.baseCodePath); 9320 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9321 pkg.splitCodePaths); 9322 9323 // Reflect the rename in app info 9324 pkg.applicationInfo.setCodePath(pkg.codePath); 9325 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9326 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9327 pkg.applicationInfo.setResourcePath(pkg.codePath); 9328 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9329 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9330 9331 return true; 9332 } 9333 } 9334 9335 int doPostInstall(int status, int uid) { 9336 if (status != PackageManager.INSTALL_SUCCEEDED) { 9337 cleanUp(); 9338 } 9339 return status; 9340 } 9341 9342 @Override 9343 String getCodePath() { 9344 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9345 } 9346 9347 @Override 9348 String getResourcePath() { 9349 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9350 } 9351 9352 @Override 9353 String getLegacyNativeLibraryPath() { 9354 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9355 } 9356 9357 private boolean cleanUp() { 9358 if (codeFile == null || !codeFile.exists()) { 9359 return false; 9360 } 9361 9362 if (codeFile.isDirectory()) { 9363 FileUtils.deleteContents(codeFile); 9364 } 9365 codeFile.delete(); 9366 9367 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9368 resourceFile.delete(); 9369 } 9370 9371 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9372 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9373 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9374 } 9375 legacyNativeLibraryPath.delete(); 9376 } 9377 9378 return true; 9379 } 9380 9381 void cleanUpResourcesLI() { 9382 // Try enumerating all code paths before deleting 9383 List<String> allCodePaths = Collections.EMPTY_LIST; 9384 if (codeFile != null && codeFile.exists()) { 9385 try { 9386 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9387 allCodePaths = pkg.getAllCodePaths(); 9388 } catch (PackageParserException e) { 9389 // Ignored; we tried our best 9390 } 9391 } 9392 9393 cleanUp(); 9394 9395 if (!allCodePaths.isEmpty()) { 9396 if (instructionSets == null) { 9397 throw new IllegalStateException("instructionSet == null"); 9398 } 9399 9400 for (String codePath : allCodePaths) { 9401 for (String instructionSet : instructionSets) { 9402 int retCode = mInstaller.rmdex(codePath, instructionSet); 9403 if (retCode < 0) { 9404 Slog.w(TAG, "Couldn't remove dex file for package: " 9405 + " at location " + codePath + ", retcode=" + retCode); 9406 // we don't consider this to be a failure of the core package deletion 9407 } 9408 } 9409 } 9410 } 9411 } 9412 9413 boolean doPostDeleteLI(boolean delete) { 9414 // XXX err, shouldn't we respect the delete flag? 9415 cleanUpResourcesLI(); 9416 return true; 9417 } 9418 } 9419 9420 private boolean isAsecExternal(String cid) { 9421 final String asecPath = PackageHelper.getSdFilesystem(cid); 9422 return !asecPath.startsWith(mAsecInternalPath); 9423 } 9424 9425 /** 9426 * Extract the MountService "container ID" from the full code path of an 9427 * .apk. 9428 */ 9429 static String cidFromCodePath(String fullCodePath) { 9430 int eidx = fullCodePath.lastIndexOf("/"); 9431 String subStr1 = fullCodePath.substring(0, eidx); 9432 int sidx = subStr1.lastIndexOf("/"); 9433 return subStr1.substring(sidx+1, eidx); 9434 } 9435 9436 /** 9437 * Logic to handle installation of ASEC applications, including copying and 9438 * renaming logic. 9439 */ 9440 class AsecInstallArgs extends InstallArgs { 9441 // TODO: teach about handling cluster directories 9442 9443 static final String RES_FILE_NAME = "pkg.apk"; 9444 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9445 9446 String cid; 9447 String packagePath; 9448 String resourcePath; 9449 String legacyNativeLibraryDir; 9450 9451 /** New install */ 9452 AsecInstallArgs(InstallParams params) { 9453 super(params.originFile, params.originStaged, params.observer, params.flags, 9454 params.installerPackageName, params.getManifestDigest(), 9455 params.getUser(), null /* instruction sets */, 9456 params.packageAbiOverride, params.multiArch); 9457 } 9458 9459 /** Existing install */ 9460 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9461 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9462 super(null, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9463 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9464 instructionSets, null, isMultiArch); 9465 // Extract cid from fullCodePath 9466 int eidx = fullCodePath.lastIndexOf("/"); 9467 String subStr1 = fullCodePath.substring(0, eidx); 9468 int sidx = subStr1.lastIndexOf("/"); 9469 cid = subStr1.substring(sidx+1, eidx); 9470 setCachePath(subStr1); 9471 } 9472 9473 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked, 9474 boolean isMultiArch) { 9475 super(null, false, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9476 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9477 instructionSets, null, isMultiArch); 9478 this.cid = cid; 9479 setCachePath(PackageHelper.getSdDir(cid)); 9480 } 9481 9482 /** New install from existing */ 9483 AsecInstallArgs(File originPackageFile, String cid, String[] instructionSets, 9484 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9485 super(originPackageFile, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9486 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9487 instructionSets, null, isMultiArch); 9488 this.cid = cid; 9489 } 9490 9491 void createCopyFile() { 9492 cid = getTempContainerId(); 9493 } 9494 9495 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9496 return imcs.checkExternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9497 abiOverride); 9498 } 9499 9500 private final boolean isExternal() { 9501 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 9502 } 9503 9504 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9505 if (temp) { 9506 createCopyFile(); 9507 } else { 9508 /* 9509 * Pre-emptively destroy the container since it's destroyed if 9510 * copying fails due to it existing anyway. 9511 */ 9512 PackageHelper.destroySdDir(cid); 9513 } 9514 9515 final String newCachePath = imcs.copyPackageToContainer( 9516 originFile.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9517 isFwdLocked(), abiOverride); 9518 9519 if (newCachePath != null) { 9520 setCachePath(newCachePath); 9521 return PackageManager.INSTALL_SUCCEEDED; 9522 } else { 9523 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9524 } 9525 } 9526 9527 @Override 9528 String getCodePath() { 9529 return packagePath; 9530 } 9531 9532 @Override 9533 String getResourcePath() { 9534 return resourcePath; 9535 } 9536 9537 @Override 9538 String getLegacyNativeLibraryPath() { 9539 return legacyNativeLibraryDir; 9540 } 9541 9542 int doPreInstall(int status) { 9543 if (status != PackageManager.INSTALL_SUCCEEDED) { 9544 // Destroy container 9545 PackageHelper.destroySdDir(cid); 9546 } else { 9547 boolean mounted = PackageHelper.isContainerMounted(cid); 9548 if (!mounted) { 9549 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9550 Process.SYSTEM_UID); 9551 if (newCachePath != null) { 9552 setCachePath(newCachePath); 9553 } else { 9554 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9555 } 9556 } 9557 } 9558 return status; 9559 } 9560 9561 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9562 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9563 String newCachePath = null; 9564 if (PackageHelper.isContainerMounted(cid)) { 9565 // Unmount the container 9566 if (!PackageHelper.unMountSdDir(cid)) { 9567 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9568 return false; 9569 } 9570 } 9571 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9572 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9573 " which might be stale. Will try to clean up."); 9574 // Clean up the stale container and proceed to recreate. 9575 if (!PackageHelper.destroySdDir(newCacheId)) { 9576 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9577 return false; 9578 } 9579 // Successfully cleaned up stale container. Try to rename again. 9580 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9581 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9582 + " inspite of cleaning it up."); 9583 return false; 9584 } 9585 } 9586 if (!PackageHelper.isContainerMounted(newCacheId)) { 9587 Slog.w(TAG, "Mounting container " + newCacheId); 9588 newCachePath = PackageHelper.mountSdDir(newCacheId, 9589 getEncryptKey(), Process.SYSTEM_UID); 9590 } else { 9591 newCachePath = PackageHelper.getSdDir(newCacheId); 9592 } 9593 if (newCachePath == null) { 9594 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9595 return false; 9596 } 9597 Log.i(TAG, "Succesfully renamed " + cid + 9598 " to " + newCacheId + 9599 " at new path: " + newCachePath); 9600 cid = newCacheId; 9601 setCachePath(newCachePath); 9602 9603 // TODO: extend to support split APKs 9604 pkg.codePath = getCodePath(); 9605 pkg.baseCodePath = getCodePath(); 9606 pkg.splitCodePaths = null; 9607 9608 pkg.applicationInfo.setCodePath(getCodePath()); 9609 pkg.applicationInfo.setBaseCodePath(getCodePath()); 9610 pkg.applicationInfo.setSplitCodePaths(null); 9611 pkg.applicationInfo.setResourcePath(getResourcePath()); 9612 pkg.applicationInfo.setBaseResourcePath(getResourcePath()); 9613 pkg.applicationInfo.setSplitResourcePaths(null); 9614 9615 return true; 9616 } 9617 9618 private void setCachePath(String newCachePath) { 9619 File cachePath = new File(newCachePath); 9620 legacyNativeLibraryDir = new File(cachePath, LIB_DIR_NAME).getPath(); 9621 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 9622 9623 if (isFwdLocked()) { 9624 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 9625 } else { 9626 resourcePath = packagePath; 9627 } 9628 } 9629 9630 int doPostInstall(int status, int uid) { 9631 if (status != PackageManager.INSTALL_SUCCEEDED) { 9632 cleanUp(); 9633 } else { 9634 final int groupOwner; 9635 final String protectedFile; 9636 if (isFwdLocked()) { 9637 groupOwner = UserHandle.getSharedAppGid(uid); 9638 protectedFile = RES_FILE_NAME; 9639 } else { 9640 groupOwner = -1; 9641 protectedFile = null; 9642 } 9643 9644 if (uid < Process.FIRST_APPLICATION_UID 9645 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9646 Slog.e(TAG, "Failed to finalize " + cid); 9647 PackageHelper.destroySdDir(cid); 9648 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9649 } 9650 9651 boolean mounted = PackageHelper.isContainerMounted(cid); 9652 if (!mounted) { 9653 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9654 } 9655 } 9656 return status; 9657 } 9658 9659 private void cleanUp() { 9660 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9661 9662 // Destroy secure container 9663 PackageHelper.destroySdDir(cid); 9664 } 9665 9666 void cleanUpResourcesLI() { 9667 String sourceFile = getCodePath(); 9668 // Remove dex file 9669 if (instructionSets == null) { 9670 throw new IllegalStateException("instructionSet == null"); 9671 } 9672 for (String instructionSet : instructionSets) { 9673 int retCode = mInstaller.rmdex(sourceFile, instructionSet); 9674 if (retCode < 0) { 9675 Slog.w(TAG, "Couldn't remove dex file for package: " 9676 + " at location " 9677 + sourceFile.toString() + ", retcode=" + retCode); 9678 // we don't consider this to be a failure of the core package deletion 9679 } 9680 } 9681 cleanUp(); 9682 } 9683 9684 boolean matchContainer(String app) { 9685 if (cid.startsWith(app)) { 9686 return true; 9687 } 9688 return false; 9689 } 9690 9691 String getPackageName() { 9692 return getAsecPackageName(cid); 9693 } 9694 9695 boolean doPostDeleteLI(boolean delete) { 9696 boolean ret = false; 9697 boolean mounted = PackageHelper.isContainerMounted(cid); 9698 if (mounted) { 9699 // Unmount first 9700 ret = PackageHelper.unMountSdDir(cid); 9701 } 9702 if (ret && delete) { 9703 cleanUpResourcesLI(); 9704 } 9705 return ret; 9706 } 9707 9708 @Override 9709 int doPreCopy() { 9710 if (isFwdLocked()) { 9711 if (!PackageHelper.fixSdPermissions(cid, 9712 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9713 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9714 } 9715 } 9716 9717 return PackageManager.INSTALL_SUCCEEDED; 9718 } 9719 9720 @Override 9721 int doPostCopy(int uid) { 9722 if (isFwdLocked()) { 9723 if (uid < Process.FIRST_APPLICATION_UID 9724 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9725 RES_FILE_NAME)) { 9726 Slog.e(TAG, "Failed to finalize " + cid); 9727 PackageHelper.destroySdDir(cid); 9728 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9729 } 9730 } 9731 9732 return PackageManager.INSTALL_SUCCEEDED; 9733 } 9734 } 9735 9736 static String getAsecPackageName(String packageCid) { 9737 int idx = packageCid.lastIndexOf("-"); 9738 if (idx == -1) { 9739 return packageCid; 9740 } 9741 return packageCid.substring(0, idx); 9742 } 9743 9744 // Utility method used to create code paths based on package name and available index. 9745 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9746 String idxStr = ""; 9747 int idx = 1; 9748 // Fall back to default value of idx=1 if prefix is not 9749 // part of oldCodePath 9750 if (oldCodePath != null) { 9751 String subStr = oldCodePath; 9752 // Drop the suffix right away 9753 if (suffix != null && subStr.endsWith(suffix)) { 9754 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9755 } 9756 // If oldCodePath already contains prefix find out the 9757 // ending index to either increment or decrement. 9758 int sidx = subStr.lastIndexOf(prefix); 9759 if (sidx != -1) { 9760 subStr = subStr.substring(sidx + prefix.length()); 9761 if (subStr != null) { 9762 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9763 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9764 } 9765 try { 9766 idx = Integer.parseInt(subStr); 9767 if (idx <= 1) { 9768 idx++; 9769 } else { 9770 idx--; 9771 } 9772 } catch(NumberFormatException e) { 9773 } 9774 } 9775 } 9776 } 9777 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9778 return prefix + idxStr; 9779 } 9780 9781 // Utility method used to ignore ADD/REMOVE events 9782 // by directory observer. 9783 private static boolean ignoreCodePath(String fullPathStr) { 9784 String apkName = deriveCodePathName(fullPathStr); 9785 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9786 if (idx != -1 && ((idx+1) < apkName.length())) { 9787 // Make sure the package ends with a numeral 9788 String version = apkName.substring(idx+1); 9789 try { 9790 Integer.parseInt(version); 9791 return true; 9792 } catch (NumberFormatException e) {} 9793 } 9794 return false; 9795 } 9796 9797 // Utility method that returns the relative package path with respect 9798 // to the installation directory. Like say for /data/data/com.test-1.apk 9799 // string com.test-1 is returned. 9800 static String deriveCodePathName(String codePath) { 9801 if (codePath == null) { 9802 return null; 9803 } 9804 final File codeFile = new File(codePath); 9805 final String name = codeFile.getName(); 9806 if (codeFile.isDirectory()) { 9807 return name; 9808 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9809 final int lastDot = name.lastIndexOf('.'); 9810 return name.substring(0, lastDot); 9811 } else { 9812 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9813 return null; 9814 } 9815 } 9816 9817 class PackageInstalledInfo { 9818 String name; 9819 int uid; 9820 // The set of users that originally had this package installed. 9821 int[] origUsers; 9822 // The set of users that now have this package installed. 9823 int[] newUsers; 9824 PackageParser.Package pkg; 9825 int returnCode; 9826 PackageRemovedInfo removedInfo; 9827 9828 // In some error cases we want to convey more info back to the observer 9829 String origPackage; 9830 String origPermission; 9831 } 9832 9833 /* 9834 * Install a non-existing package. 9835 */ 9836 private void installNewPackageLI(PackageParser.Package pkg, 9837 int parseFlags, int scanMode, UserHandle user, 9838 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9839 // Remember this for later, in case we need to rollback this install 9840 String pkgName = pkg.packageName; 9841 9842 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9843 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9844 synchronized(mPackages) { 9845 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9846 // A package with the same name is already installed, though 9847 // it has been renamed to an older name. The package we 9848 // are trying to install should be installed as an update to 9849 // the existing one, but that has not been requested, so bail. 9850 Slog.w(TAG, "Attempt to re-install " + pkgName 9851 + " without first uninstalling package running as " 9852 + mSettings.mRenamedPackages.get(pkgName)); 9853 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9854 return; 9855 } 9856 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.codePath)) { 9857 // Don't allow installation over an existing package with the same name. 9858 Slog.w(TAG, "Attempt to re-install " + pkgName 9859 + " without first uninstalling."); 9860 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9861 return; 9862 } 9863 } 9864 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9865 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9866 System.currentTimeMillis(), user, abiOverride); 9867 if (newPackage == null) { 9868 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 9869 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9870 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9871 } 9872 } else { 9873 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9874 // delete the partially installed application. the data directory will have to be 9875 // restored if it was already existing 9876 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9877 // remove package from internal structures. Note that we want deletePackageX to 9878 // delete the package data and cache directories that it created in 9879 // scanPackageLocked, unless those directories existed before we even tried to 9880 // install. 9881 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9882 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9883 res.removedInfo, true); 9884 } 9885 } 9886 } 9887 9888 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9889 // Upgrade keysets are being used. Determine if new package has a superset of the 9890 // required keys. 9891 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9892 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9893 Set<Long> newSigningKeyIds = new ArraySet<Long>(); 9894 for (PublicKey pk : newPkg.mSigningKeys) { 9895 newSigningKeyIds.add(ksms.getIdForPublicKey(pk)); 9896 } 9897 //remove PUBLIC_KEY_NOT_FOUND, although not necessary 9898 newSigningKeyIds.remove(ksms.PUBLIC_KEY_NOT_FOUND); 9899 for (int i = 0; i < upgradeKeySets.length; i++) { 9900 if (newSigningKeyIds.containsAll(ksms.mKeySetMapping.get(upgradeKeySets[i]))) { 9901 return true; 9902 } 9903 } 9904 return false; 9905 } 9906 9907 private void replacePackageLI(PackageParser.Package pkg, 9908 int parseFlags, int scanMode, UserHandle user, 9909 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9910 PackageParser.Package oldPackage; 9911 String pkgName = pkg.packageName; 9912 int[] allUsers; 9913 boolean[] perUserInstalled; 9914 9915 // First find the old package info and check signatures 9916 synchronized(mPackages) { 9917 oldPackage = mPackages.get(pkgName); 9918 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9919 PackageSetting ps = mSettings.mPackages.get(pkgName); 9920 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9921 // default to original signature matching 9922 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9923 != PackageManager.SIGNATURE_MATCH) { 9924 Slog.w(TAG, "New package has a different signature: " + pkgName); 9925 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9926 return; 9927 } 9928 } else { 9929 if(!checkUpgradeKeySetLP(ps, pkg)) { 9930 Slog.w(TAG, "New package not signed by keys specified by upgrade-keysets: " 9931 + pkgName); 9932 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9933 return; 9934 } 9935 } 9936 9937 // In case of rollback, remember per-user/profile install state 9938 allUsers = sUserManager.getUserIds(); 9939 perUserInstalled = new boolean[allUsers.length]; 9940 for (int i = 0; i < allUsers.length; i++) { 9941 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9942 } 9943 } 9944 boolean sysPkg = (isSystemApp(oldPackage)); 9945 if (sysPkg) { 9946 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9947 user, allUsers, perUserInstalled, installerPackageName, res, 9948 abiOverride); 9949 } else { 9950 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9951 user, allUsers, perUserInstalled, installerPackageName, res, 9952 abiOverride); 9953 } 9954 } 9955 9956 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9957 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9958 int[] allUsers, boolean[] perUserInstalled, 9959 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9960 PackageParser.Package newPackage = null; 9961 String pkgName = deletedPackage.packageName; 9962 boolean deletedPkg = true; 9963 boolean updatedSettings = false; 9964 9965 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9966 + deletedPackage); 9967 long origUpdateTime; 9968 if (pkg.mExtras != null) { 9969 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9970 } else { 9971 origUpdateTime = 0; 9972 } 9973 9974 // First delete the existing package while retaining the data directory 9975 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9976 res.removedInfo, true)) { 9977 // If the existing package wasn't successfully deleted 9978 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9979 deletedPkg = false; 9980 } else { 9981 // Successfully deleted the old package. Now proceed with re-installation 9982 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9983 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9984 System.currentTimeMillis(), user, abiOverride); 9985 if (newPackage == null) { 9986 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 9987 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9988 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9989 } 9990 } else { 9991 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9992 updatedSettings = true; 9993 } 9994 } 9995 9996 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9997 // remove package from internal structures. Note that we want deletePackageX to 9998 // delete the package data and cache directories that it created in 9999 // scanPackageLocked, unless those directories existed before we even tried to 10000 // install. 10001 if(updatedSettings) { 10002 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10003 deletePackageLI( 10004 pkgName, null, true, allUsers, perUserInstalled, 10005 PackageManager.DELETE_KEEP_DATA, 10006 res.removedInfo, true); 10007 } 10008 // Since we failed to install the new package we need to restore the old 10009 // package that we deleted. 10010 if (deletedPkg) { 10011 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10012 File restoreFile = new File(deletedPackage.codePath); 10013 // Parse old package 10014 boolean oldOnSd = isExternal(deletedPackage); 10015 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10016 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10017 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 10018 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 10019 | SCAN_UPDATE_TIME; 10020 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 10021 origUpdateTime, null, null) == null) { 10022 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 10023 return; 10024 } 10025 // Restore of old package succeeded. Update permissions. 10026 // writer 10027 synchronized (mPackages) { 10028 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10029 UPDATE_PERMISSIONS_ALL); 10030 // can downgrade to reader 10031 mSettings.writeLPr(); 10032 } 10033 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10034 } 10035 } 10036 } 10037 10038 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10039 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10040 int[] allUsers, boolean[] perUserInstalled, 10041 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 10042 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10043 + ", old=" + deletedPackage); 10044 PackageParser.Package newPackage = null; 10045 boolean updatedSettings = false; 10046 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 10047 PackageParser.PARSE_IS_SYSTEM; 10048 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10049 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10050 } 10051 String packageName = deletedPackage.packageName; 10052 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 10053 if (packageName == null) { 10054 Slog.w(TAG, "Attempt to delete null packageName."); 10055 return; 10056 } 10057 PackageParser.Package oldPkg; 10058 PackageSetting oldPkgSetting; 10059 // reader 10060 synchronized (mPackages) { 10061 oldPkg = mPackages.get(packageName); 10062 oldPkgSetting = mSettings.mPackages.get(packageName); 10063 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10064 (oldPkgSetting == null)) { 10065 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 10066 return; 10067 } 10068 } 10069 10070 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10071 10072 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10073 res.removedInfo.removedPackage = packageName; 10074 // Remove existing system package 10075 removePackageLI(oldPkgSetting, true); 10076 // writer 10077 synchronized (mPackages) { 10078 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10079 // We didn't need to disable the .apk as a current system package, 10080 // which means we are replacing another update that is already 10081 // installed. We need to make sure to delete the older one's .apk. 10082 res.removedInfo.args = createInstallArgsForExisting(0, 10083 deletedPackage.applicationInfo.getCodePath(), 10084 deletedPackage.applicationInfo.getResourcePath(), 10085 deletedPackage.applicationInfo.nativeLibraryRootDir, 10086 getAppDexInstructionSets(deletedPackage.applicationInfo), 10087 isMultiArch(deletedPackage.applicationInfo)); 10088 } else { 10089 res.removedInfo.args = null; 10090 } 10091 } 10092 10093 // Successfully disabled the old package. Now proceed with re-installation 10094 res.returnCode = mLastScanError = PackageManager.INSTALL_SUCCEEDED; 10095 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10096 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user, abiOverride); 10097 if (newPackage == null) { 10098 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 10099 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 10100 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 10101 } 10102 } else { 10103 if (newPackage.mExtras != null) { 10104 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 10105 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10106 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10107 10108 // is the update attempting to change shared user? that isn't going to work... 10109 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10110 Slog.w(TAG, "Forbidding shared user change from " + oldPkgSetting.sharedUser 10111 + " to " + newPkgSetting.sharedUser); 10112 res.returnCode = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 10113 updatedSettings = true; 10114 } 10115 } 10116 10117 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10118 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10119 updatedSettings = true; 10120 } 10121 } 10122 10123 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10124 // Re installation failed. Restore old information 10125 // Remove new pkg information 10126 if (newPackage != null) { 10127 removeInstalledPackageLI(newPackage, true); 10128 } 10129 // Add back the old system package 10130 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user, null); 10131 // Restore the old system information in Settings 10132 synchronized(mPackages) { 10133 if (updatedSettings) { 10134 mSettings.enableSystemPackageLPw(packageName); 10135 mSettings.setInstallerPackageName(packageName, 10136 oldPkgSetting.installerPackageName); 10137 } 10138 mSettings.writeLPr(); 10139 } 10140 } 10141 } 10142 10143 // Utility method used to move dex files during install. 10144 private int moveDexFilesLI(String oldCodePath, PackageParser.Package newPackage) { 10145 // TODO: extend to move split APK dex files 10146 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 10147 final String[] instructionSets = getAppDexInstructionSets(newPackage.applicationInfo); 10148 for (String instructionSet : instructionSets) { 10149 int retCode = mInstaller.movedex(oldCodePath, newPackage.baseCodePath, 10150 instructionSet); 10151 if (retCode != 0) { 10152 /* 10153 * Programs may be lazily run through dexopt, so the 10154 * source may not exist. However, something seems to 10155 * have gone wrong, so note that dexopt needs to be 10156 * run again and remove the source file. In addition, 10157 * remove the target to make sure there isn't a stale 10158 * file from a previous version of the package. 10159 */ 10160 newPackage.mDexOptNeeded = true; 10161 mInstaller.rmdex(oldCodePath, instructionSet); 10162 mInstaller.rmdex(newPackage.baseCodePath, instructionSet); 10163 } 10164 } 10165 } 10166 return PackageManager.INSTALL_SUCCEEDED; 10167 } 10168 10169 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10170 int[] allUsers, boolean[] perUserInstalled, 10171 PackageInstalledInfo res) { 10172 String pkgName = newPackage.packageName; 10173 synchronized (mPackages) { 10174 //write settings. the installStatus will be incomplete at this stage. 10175 //note that the new package setting would have already been 10176 //added to mPackages. It hasn't been persisted yet. 10177 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10178 mSettings.writeLPr(); 10179 } 10180 10181 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10182 10183 synchronized (mPackages) { 10184 updatePermissionsLPw(newPackage.packageName, newPackage, 10185 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10186 ? UPDATE_PERMISSIONS_ALL : 0)); 10187 // For system-bundled packages, we assume that installing an upgraded version 10188 // of the package implies that the user actually wants to run that new code, 10189 // so we enable the package. 10190 if (isSystemApp(newPackage)) { 10191 // NB: implicit assumption that system package upgrades apply to all users 10192 if (DEBUG_INSTALL) { 10193 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10194 } 10195 PackageSetting ps = mSettings.mPackages.get(pkgName); 10196 if (ps != null) { 10197 if (res.origUsers != null) { 10198 for (int userHandle : res.origUsers) { 10199 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10200 userHandle, installerPackageName); 10201 } 10202 } 10203 // Also convey the prior install/uninstall state 10204 if (allUsers != null && perUserInstalled != null) { 10205 for (int i = 0; i < allUsers.length; i++) { 10206 if (DEBUG_INSTALL) { 10207 Slog.d(TAG, " user " + allUsers[i] 10208 + " => " + perUserInstalled[i]); 10209 } 10210 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10211 } 10212 // these install state changes will be persisted in the 10213 // upcoming call to mSettings.writeLPr(). 10214 } 10215 } 10216 } 10217 res.name = pkgName; 10218 res.uid = newPackage.applicationInfo.uid; 10219 res.pkg = newPackage; 10220 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10221 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10222 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10223 //to update install status 10224 mSettings.writeLPr(); 10225 } 10226 } 10227 10228 private void installPackageLI(InstallArgs args, boolean newInstall, PackageInstalledInfo res) { 10229 int pFlags = args.flags; 10230 String installerPackageName = args.installerPackageName; 10231 File tmpPackageFile = new File(args.getCodePath()); 10232 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10233 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10234 boolean replace = false; 10235 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 10236 | (newInstall ? SCAN_NEW_INSTALL : 0); 10237 // Result object to be returned 10238 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10239 10240 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10241 // Retrieve PackageSettings and parse package 10242 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10243 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10244 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10245 PackageParser pp = new PackageParser(); 10246 pp.setSeparateProcesses(mSeparateProcesses); 10247 pp.setDisplayMetrics(mMetrics); 10248 10249 final PackageParser.Package pkg; 10250 try { 10251 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10252 } catch (PackageParserException e) { 10253 Slog.e(TAG, "Failed during install: " + e); 10254 res.returnCode = e.error; 10255 return; 10256 } 10257 10258 String pkgName = res.name = pkg.packageName; 10259 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10260 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 10261 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 10262 return; 10263 } 10264 } 10265 10266 try { 10267 pp.collectCertificates(pkg, parseFlags); 10268 pp.collectManifestDigest(pkg); 10269 } catch (PackageParserException e) { 10270 Slog.e(TAG, "Failed during install: " + e); 10271 res.returnCode = e.error; 10272 return; 10273 } 10274 10275 /* If the installer passed in a manifest digest, compare it now. */ 10276 if (args.manifestDigest != null) { 10277 if (DEBUG_INSTALL) { 10278 final String parsedManifest = pkg.manifestDigest == null ? "null" 10279 : pkg.manifestDigest.toString(); 10280 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10281 + parsedManifest); 10282 } 10283 10284 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10285 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 10286 return; 10287 } 10288 } else if (DEBUG_INSTALL) { 10289 final String parsedManifest = pkg.manifestDigest == null 10290 ? "null" : pkg.manifestDigest.toString(); 10291 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10292 } 10293 10294 // Get rid of all references to package scan path via parser. 10295 pp = null; 10296 String oldCodePath = null; 10297 boolean systemApp = false; 10298 synchronized (mPackages) { 10299 // Check whether the newly-scanned package wants to define an already-defined perm 10300 int N = pkg.permissions.size(); 10301 for (int i = N-1; i >= 0; i--) { 10302 PackageParser.Permission perm = pkg.permissions.get(i); 10303 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10304 if (bp != null) { 10305 // If the defining package is signed with our cert, it's okay. This 10306 // also includes the "updating the same package" case, of course. 10307 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10308 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10309 // If the owning package is the system itself, we log but allow 10310 // install to proceed; we fail the install on all other permission 10311 // redefinitions. 10312 if (!bp.sourcePackage.equals("android")) { 10313 Slog.w(TAG, "Package " + pkg.packageName 10314 + " attempting to redeclare permission " + perm.info.name 10315 + " already owned by " + bp.sourcePackage); 10316 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 10317 res.origPermission = perm.info.name; 10318 res.origPackage = bp.sourcePackage; 10319 return; 10320 } else { 10321 Slog.w(TAG, "Package " + pkg.packageName 10322 + " attempting to redeclare system permission " 10323 + perm.info.name + "; ignoring new declaration"); 10324 pkg.permissions.remove(i); 10325 } 10326 } 10327 } 10328 } 10329 10330 // Check if installing already existing package 10331 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10332 String oldName = mSettings.mRenamedPackages.get(pkgName); 10333 if (pkg.mOriginalPackages != null 10334 && pkg.mOriginalPackages.contains(oldName) 10335 && mPackages.containsKey(oldName)) { 10336 // This package is derived from an original package, 10337 // and this device has been updating from that original 10338 // name. We must continue using the original name, so 10339 // rename the new package here. 10340 pkg.setPackageName(oldName); 10341 pkgName = pkg.packageName; 10342 replace = true; 10343 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10344 + oldName + " pkgName=" + pkgName); 10345 } else if (mPackages.containsKey(pkgName)) { 10346 // This package, under its official name, already exists 10347 // on the device; we should replace it. 10348 replace = true; 10349 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10350 } 10351 } 10352 PackageSetting ps = mSettings.mPackages.get(pkgName); 10353 if (ps != null) { 10354 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10355 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10356 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10357 systemApp = (ps.pkg.applicationInfo.flags & 10358 ApplicationInfo.FLAG_SYSTEM) != 0; 10359 } 10360 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10361 } 10362 } 10363 10364 if (systemApp && onSd) { 10365 // Disable updates to system apps on sdcard 10366 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 10367 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10368 return; 10369 } 10370 10371 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10372 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10373 return; 10374 } 10375 10376 if (replace) { 10377 replacePackageLI(pkg, parseFlags, scanMode, args.user, 10378 installerPackageName, res, args.abiOverride); 10379 } else { 10380 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 10381 installerPackageName, res, args.abiOverride); 10382 } 10383 synchronized (mPackages) { 10384 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10385 if (ps != null) { 10386 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10387 } 10388 } 10389 } 10390 10391 private static boolean isForwardLocked(PackageParser.Package pkg) { 10392 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10393 } 10394 10395 private static boolean isForwardLocked(ApplicationInfo info) { 10396 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10397 } 10398 10399 private boolean isForwardLocked(PackageSetting ps) { 10400 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10401 } 10402 10403 private static boolean isMultiArch(PackageSetting ps) { 10404 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10405 } 10406 10407 private static boolean isMultiArch(ApplicationInfo info) { 10408 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10409 } 10410 10411 private static boolean isExternal(PackageParser.Package pkg) { 10412 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10413 } 10414 10415 private static boolean isExternal(PackageSetting ps) { 10416 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10417 } 10418 10419 private static boolean isExternal(ApplicationInfo info) { 10420 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10421 } 10422 10423 private static boolean isSystemApp(PackageParser.Package pkg) { 10424 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10425 } 10426 10427 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10428 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10429 } 10430 10431 private static boolean isSystemApp(ApplicationInfo info) { 10432 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10433 } 10434 10435 private static boolean isSystemApp(PackageSetting ps) { 10436 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10437 } 10438 10439 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10440 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10441 } 10442 10443 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10444 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10445 } 10446 10447 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10448 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10449 } 10450 10451 private int packageFlagsToInstallFlags(PackageSetting ps) { 10452 int installFlags = 0; 10453 if (isExternal(ps)) { 10454 installFlags |= PackageManager.INSTALL_EXTERNAL; 10455 } 10456 if (isForwardLocked(ps)) { 10457 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10458 } 10459 return installFlags; 10460 } 10461 10462 private void deleteTempPackageFiles() { 10463 final FilenameFilter filter = new FilenameFilter() { 10464 public boolean accept(File dir, String name) { 10465 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10466 } 10467 }; 10468 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10469 file.delete(); 10470 } 10471 } 10472 10473 @Override 10474 public void deletePackageAsUser(final String packageName, 10475 final IPackageDeleteObserver observer, 10476 final int userId, final int flags) { 10477 mContext.enforceCallingOrSelfPermission( 10478 android.Manifest.permission.DELETE_PACKAGES, null); 10479 final int uid = Binder.getCallingUid(); 10480 if (UserHandle.getUserId(uid) != userId) { 10481 mContext.enforceCallingPermission( 10482 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10483 "deletePackage for user " + userId); 10484 } 10485 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10486 try { 10487 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 10488 } catch (RemoteException re) { 10489 } 10490 return; 10491 } 10492 10493 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10494 // Queue up an async operation since the package deletion may take a little while. 10495 mHandler.post(new Runnable() { 10496 public void run() { 10497 mHandler.removeCallbacks(this); 10498 final int returnCode = deletePackageX(packageName, userId, flags); 10499 if (observer != null) { 10500 try { 10501 observer.packageDeleted(packageName, returnCode); 10502 } catch (RemoteException e) { 10503 Log.i(TAG, "Observer no longer exists."); 10504 } //end catch 10505 } //end if 10506 } //end run 10507 }); 10508 } 10509 10510 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10511 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10512 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10513 try { 10514 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10515 || dpm.isDeviceOwner(packageName))) { 10516 return true; 10517 } 10518 } catch (RemoteException e) { 10519 } 10520 return false; 10521 } 10522 10523 /** 10524 * This method is an internal method that could be get invoked either 10525 * to delete an installed package or to clean up a failed installation. 10526 * After deleting an installed package, a broadcast is sent to notify any 10527 * listeners that the package has been installed. For cleaning up a failed 10528 * installation, the broadcast is not necessary since the package's 10529 * installation wouldn't have sent the initial broadcast either 10530 * The key steps in deleting a package are 10531 * deleting the package information in internal structures like mPackages, 10532 * deleting the packages base directories through installd 10533 * updating mSettings to reflect current status 10534 * persisting settings for later use 10535 * sending a broadcast if necessary 10536 */ 10537 private int deletePackageX(String packageName, int userId, int flags) { 10538 final PackageRemovedInfo info = new PackageRemovedInfo(); 10539 final boolean res; 10540 10541 if (isPackageDeviceAdmin(packageName, userId)) { 10542 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10543 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10544 } 10545 10546 boolean removedForAllUsers = false; 10547 boolean systemUpdate = false; 10548 10549 // for the uninstall-updates case and restricted profiles, remember the per- 10550 // userhandle installed state 10551 int[] allUsers; 10552 boolean[] perUserInstalled; 10553 synchronized (mPackages) { 10554 PackageSetting ps = mSettings.mPackages.get(packageName); 10555 allUsers = sUserManager.getUserIds(); 10556 perUserInstalled = new boolean[allUsers.length]; 10557 for (int i = 0; i < allUsers.length; i++) { 10558 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10559 } 10560 } 10561 10562 synchronized (mInstallLock) { 10563 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10564 res = deletePackageLI(packageName, 10565 (flags & PackageManager.DELETE_ALL_USERS) != 0 10566 ? UserHandle.ALL : new UserHandle(userId), 10567 true, allUsers, perUserInstalled, 10568 flags | REMOVE_CHATTY, info, true); 10569 systemUpdate = info.isRemovedPackageSystemUpdate; 10570 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10571 removedForAllUsers = true; 10572 } 10573 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10574 + " removedForAllUsers=" + removedForAllUsers); 10575 } 10576 10577 if (res) { 10578 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10579 10580 // If the removed package was a system update, the old system package 10581 // was re-enabled; we need to broadcast this information 10582 if (systemUpdate) { 10583 Bundle extras = new Bundle(1); 10584 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10585 ? info.removedAppId : info.uid); 10586 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10587 10588 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10589 extras, null, null, null); 10590 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10591 extras, null, null, null); 10592 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10593 null, packageName, null, null); 10594 } 10595 } 10596 // Force a gc here. 10597 Runtime.getRuntime().gc(); 10598 // Delete the resources here after sending the broadcast to let 10599 // other processes clean up before deleting resources. 10600 if (info.args != null) { 10601 synchronized (mInstallLock) { 10602 info.args.doPostDeleteLI(true); 10603 } 10604 } 10605 10606 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10607 } 10608 10609 static class PackageRemovedInfo { 10610 String removedPackage; 10611 int uid = -1; 10612 int removedAppId = -1; 10613 int[] removedUsers = null; 10614 boolean isRemovedPackageSystemUpdate = false; 10615 // Clean up resources deleted packages. 10616 InstallArgs args = null; 10617 10618 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10619 Bundle extras = new Bundle(1); 10620 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10621 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10622 if (replacing) { 10623 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10624 } 10625 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10626 if (removedPackage != null) { 10627 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10628 extras, null, null, removedUsers); 10629 if (fullRemove && !replacing) { 10630 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10631 extras, null, null, removedUsers); 10632 } 10633 } 10634 if (removedAppId >= 0) { 10635 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10636 removedUsers); 10637 } 10638 } 10639 } 10640 10641 /* 10642 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10643 * flag is not set, the data directory is removed as well. 10644 * make sure this flag is set for partially installed apps. If not its meaningless to 10645 * delete a partially installed application. 10646 */ 10647 private void removePackageDataLI(PackageSetting ps, 10648 int[] allUserHandles, boolean[] perUserInstalled, 10649 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10650 String packageName = ps.name; 10651 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10652 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10653 // Retrieve object to delete permissions for shared user later on 10654 final PackageSetting deletedPs; 10655 // reader 10656 synchronized (mPackages) { 10657 deletedPs = mSettings.mPackages.get(packageName); 10658 if (outInfo != null) { 10659 outInfo.removedPackage = packageName; 10660 outInfo.removedUsers = deletedPs != null 10661 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10662 : null; 10663 } 10664 } 10665 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10666 removeDataDirsLI(packageName); 10667 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10668 } 10669 // writer 10670 synchronized (mPackages) { 10671 if (deletedPs != null) { 10672 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10673 if (outInfo != null) { 10674 mSettings.mKeySetManagerService.removeAppKeySetData(packageName); 10675 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10676 } 10677 if (deletedPs != null) { 10678 updatePermissionsLPw(deletedPs.name, null, 0); 10679 if (deletedPs.sharedUser != null) { 10680 // remove permissions associated with package 10681 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10682 } 10683 } 10684 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10685 } 10686 // make sure to preserve per-user disabled state if this removal was just 10687 // a downgrade of a system app to the factory package 10688 if (allUserHandles != null && perUserInstalled != null) { 10689 if (DEBUG_REMOVE) { 10690 Slog.d(TAG, "Propagating install state across downgrade"); 10691 } 10692 for (int i = 0; i < allUserHandles.length; i++) { 10693 if (DEBUG_REMOVE) { 10694 Slog.d(TAG, " user " + allUserHandles[i] 10695 + " => " + perUserInstalled[i]); 10696 } 10697 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10698 } 10699 } 10700 } 10701 // can downgrade to reader 10702 if (writeSettings) { 10703 // Save settings now 10704 mSettings.writeLPr(); 10705 } 10706 } 10707 if (outInfo != null) { 10708 // A user ID was deleted here. Go through all users and remove it 10709 // from KeyStore. 10710 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10711 } 10712 } 10713 10714 static boolean locationIsPrivileged(File path) { 10715 try { 10716 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10717 .getCanonicalPath(); 10718 return path.getCanonicalPath().startsWith(privilegedAppDir); 10719 } catch (IOException e) { 10720 Slog.e(TAG, "Unable to access code path " + path); 10721 } 10722 return false; 10723 } 10724 10725 /* 10726 * Tries to delete system package. 10727 */ 10728 private boolean deleteSystemPackageLI(PackageSetting newPs, 10729 int[] allUserHandles, boolean[] perUserInstalled, 10730 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10731 final boolean applyUserRestrictions 10732 = (allUserHandles != null) && (perUserInstalled != null); 10733 PackageSetting disabledPs = null; 10734 // Confirm if the system package has been updated 10735 // An updated system app can be deleted. This will also have to restore 10736 // the system pkg from system partition 10737 // reader 10738 synchronized (mPackages) { 10739 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10740 } 10741 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10742 + " disabledPs=" + disabledPs); 10743 if (disabledPs == null) { 10744 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10745 return false; 10746 } else if (DEBUG_REMOVE) { 10747 Slog.d(TAG, "Deleting system pkg from data partition"); 10748 } 10749 if (DEBUG_REMOVE) { 10750 if (applyUserRestrictions) { 10751 Slog.d(TAG, "Remembering install states:"); 10752 for (int i = 0; i < allUserHandles.length; i++) { 10753 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10754 } 10755 } 10756 } 10757 // Delete the updated package 10758 outInfo.isRemovedPackageSystemUpdate = true; 10759 if (disabledPs.versionCode < newPs.versionCode) { 10760 // Delete data for downgrades 10761 flags &= ~PackageManager.DELETE_KEEP_DATA; 10762 } else { 10763 // Preserve data by setting flag 10764 flags |= PackageManager.DELETE_KEEP_DATA; 10765 } 10766 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10767 allUserHandles, perUserInstalled, outInfo, writeSettings); 10768 if (!ret) { 10769 return false; 10770 } 10771 // writer 10772 synchronized (mPackages) { 10773 // Reinstate the old system package 10774 mSettings.enableSystemPackageLPw(newPs.name); 10775 // Remove any native libraries from the upgraded package. 10776 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10777 } 10778 // Install the system package 10779 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10780 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10781 if (locationIsPrivileged(disabledPs.codePath)) { 10782 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10783 } 10784 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 10785 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null, null); 10786 10787 if (newPkg == null) { 10788 Slog.w(TAG, "Failed to restore system package:" + newPs.name 10789 + " with error:" + mLastScanError); 10790 return false; 10791 } 10792 // writer 10793 synchronized (mPackages) { 10794 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10795 setBundledAppAbisAndRoots(newPkg, ps); 10796 updatePermissionsLPw(newPkg.packageName, newPkg, 10797 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10798 if (applyUserRestrictions) { 10799 if (DEBUG_REMOVE) { 10800 Slog.d(TAG, "Propagating install state across reinstall"); 10801 } 10802 for (int i = 0; i < allUserHandles.length; i++) { 10803 if (DEBUG_REMOVE) { 10804 Slog.d(TAG, " user " + allUserHandles[i] 10805 + " => " + perUserInstalled[i]); 10806 } 10807 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10808 } 10809 // Regardless of writeSettings we need to ensure that this restriction 10810 // state propagation is persisted 10811 mSettings.writeAllUsersPackageRestrictionsLPr(); 10812 } 10813 // can downgrade to reader here 10814 if (writeSettings) { 10815 mSettings.writeLPr(); 10816 } 10817 } 10818 return true; 10819 } 10820 10821 private boolean deleteInstalledPackageLI(PackageSetting ps, 10822 boolean deleteCodeAndResources, int flags, 10823 int[] allUserHandles, boolean[] perUserInstalled, 10824 PackageRemovedInfo outInfo, boolean writeSettings) { 10825 if (outInfo != null) { 10826 outInfo.uid = ps.appId; 10827 } 10828 10829 // Delete package data from internal structures and also remove data if flag is set 10830 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10831 10832 // Delete application code and resources 10833 if (deleteCodeAndResources && (outInfo != null)) { 10834 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10835 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10836 getAppDexInstructionSets(ps), isMultiArch(ps)); 10837 } 10838 return true; 10839 } 10840 10841 @Override 10842 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10843 int userId) { 10844 mContext.enforceCallingOrSelfPermission( 10845 android.Manifest.permission.DELETE_PACKAGES, null); 10846 synchronized (mPackages) { 10847 PackageSetting ps = mSettings.mPackages.get(packageName); 10848 if (ps == null) { 10849 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10850 return false; 10851 } 10852 if (!ps.getInstalled(userId)) { 10853 // Can't block uninstall for an app that is not installed or enabled. 10854 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10855 return false; 10856 } 10857 ps.setBlockUninstall(blockUninstall, userId); 10858 mSettings.writePackageRestrictionsLPr(userId); 10859 } 10860 return true; 10861 } 10862 10863 @Override 10864 public boolean getBlockUninstallForUser(String packageName, int userId) { 10865 synchronized (mPackages) { 10866 PackageSetting ps = mSettings.mPackages.get(packageName); 10867 if (ps == null) { 10868 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10869 return false; 10870 } 10871 return ps.getBlockUninstall(userId); 10872 } 10873 } 10874 10875 /* 10876 * This method handles package deletion in general 10877 */ 10878 private boolean deletePackageLI(String packageName, UserHandle user, 10879 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10880 int flags, PackageRemovedInfo outInfo, 10881 boolean writeSettings) { 10882 if (packageName == null) { 10883 Slog.w(TAG, "Attempt to delete null packageName."); 10884 return false; 10885 } 10886 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10887 PackageSetting ps; 10888 boolean dataOnly = false; 10889 int removeUser = -1; 10890 int appId = -1; 10891 synchronized (mPackages) { 10892 ps = mSettings.mPackages.get(packageName); 10893 if (ps == null) { 10894 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10895 return false; 10896 } 10897 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10898 && user.getIdentifier() != UserHandle.USER_ALL) { 10899 // The caller is asking that the package only be deleted for a single 10900 // user. To do this, we just mark its uninstalled state and delete 10901 // its data. If this is a system app, we only allow this to happen if 10902 // they have set the special DELETE_SYSTEM_APP which requests different 10903 // semantics than normal for uninstalling system apps. 10904 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10905 ps.setUserState(user.getIdentifier(), 10906 COMPONENT_ENABLED_STATE_DEFAULT, 10907 false, //installed 10908 true, //stopped 10909 true, //notLaunched 10910 false, //blocked 10911 null, null, null, 10912 false // blockUninstall 10913 ); 10914 if (!isSystemApp(ps)) { 10915 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10916 // Other user still have this package installed, so all 10917 // we need to do is clear this user's data and save that 10918 // it is uninstalled. 10919 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10920 removeUser = user.getIdentifier(); 10921 appId = ps.appId; 10922 mSettings.writePackageRestrictionsLPr(removeUser); 10923 } else { 10924 // We need to set it back to 'installed' so the uninstall 10925 // broadcasts will be sent correctly. 10926 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10927 ps.setInstalled(true, user.getIdentifier()); 10928 } 10929 } else { 10930 // This is a system app, so we assume that the 10931 // other users still have this package installed, so all 10932 // we need to do is clear this user's data and save that 10933 // it is uninstalled. 10934 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10935 removeUser = user.getIdentifier(); 10936 appId = ps.appId; 10937 mSettings.writePackageRestrictionsLPr(removeUser); 10938 } 10939 } 10940 } 10941 10942 if (removeUser >= 0) { 10943 // From above, we determined that we are deleting this only 10944 // for a single user. Continue the work here. 10945 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10946 if (outInfo != null) { 10947 outInfo.removedPackage = packageName; 10948 outInfo.removedAppId = appId; 10949 outInfo.removedUsers = new int[] {removeUser}; 10950 } 10951 mInstaller.clearUserData(packageName, removeUser); 10952 removeKeystoreDataIfNeeded(removeUser, appId); 10953 schedulePackageCleaning(packageName, removeUser, false); 10954 return true; 10955 } 10956 10957 if (dataOnly) { 10958 // Delete application data first 10959 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10960 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10961 return true; 10962 } 10963 10964 boolean ret = false; 10965 if (isSystemApp(ps)) { 10966 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10967 // When an updated system application is deleted we delete the existing resources as well and 10968 // fall back to existing code in system partition 10969 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10970 flags, outInfo, writeSettings); 10971 } else { 10972 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10973 // Kill application pre-emptively especially for apps on sd. 10974 killApplication(packageName, ps.appId, "uninstall pkg"); 10975 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10976 allUserHandles, perUserInstalled, 10977 outInfo, writeSettings); 10978 } 10979 10980 return ret; 10981 } 10982 10983 private final class ClearStorageConnection implements ServiceConnection { 10984 IMediaContainerService mContainerService; 10985 10986 @Override 10987 public void onServiceConnected(ComponentName name, IBinder service) { 10988 synchronized (this) { 10989 mContainerService = IMediaContainerService.Stub.asInterface(service); 10990 notifyAll(); 10991 } 10992 } 10993 10994 @Override 10995 public void onServiceDisconnected(ComponentName name) { 10996 } 10997 } 10998 10999 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 11000 final boolean mounted; 11001 if (Environment.isExternalStorageEmulated()) { 11002 mounted = true; 11003 } else { 11004 final String status = Environment.getExternalStorageState(); 11005 11006 mounted = status.equals(Environment.MEDIA_MOUNTED) 11007 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11008 } 11009 11010 if (!mounted) { 11011 return; 11012 } 11013 11014 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11015 int[] users; 11016 if (userId == UserHandle.USER_ALL) { 11017 users = sUserManager.getUserIds(); 11018 } else { 11019 users = new int[] { userId }; 11020 } 11021 final ClearStorageConnection conn = new ClearStorageConnection(); 11022 if (mContext.bindServiceAsUser( 11023 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11024 try { 11025 for (int curUser : users) { 11026 long timeout = SystemClock.uptimeMillis() + 5000; 11027 synchronized (conn) { 11028 long now = SystemClock.uptimeMillis(); 11029 while (conn.mContainerService == null && now < timeout) { 11030 try { 11031 conn.wait(timeout - now); 11032 } catch (InterruptedException e) { 11033 } 11034 } 11035 } 11036 if (conn.mContainerService == null) { 11037 return; 11038 } 11039 11040 final UserEnvironment userEnv = new UserEnvironment(curUser); 11041 clearDirectory(conn.mContainerService, 11042 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11043 if (allData) { 11044 clearDirectory(conn.mContainerService, 11045 userEnv.buildExternalStorageAppDataDirs(packageName)); 11046 clearDirectory(conn.mContainerService, 11047 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11048 } 11049 } 11050 } finally { 11051 mContext.unbindService(conn); 11052 } 11053 } 11054 } 11055 11056 @Override 11057 public void clearApplicationUserData(final String packageName, 11058 final IPackageDataObserver observer, final int userId) { 11059 mContext.enforceCallingOrSelfPermission( 11060 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11061 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11062 // Queue up an async operation since the package deletion may take a little while. 11063 mHandler.post(new Runnable() { 11064 public void run() { 11065 mHandler.removeCallbacks(this); 11066 final boolean succeeded; 11067 synchronized (mInstallLock) { 11068 succeeded = clearApplicationUserDataLI(packageName, userId); 11069 } 11070 clearExternalStorageDataSync(packageName, userId, true); 11071 if (succeeded) { 11072 // invoke DeviceStorageMonitor's update method to clear any notifications 11073 DeviceStorageMonitorInternal 11074 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11075 if (dsm != null) { 11076 dsm.checkMemory(); 11077 } 11078 } 11079 if(observer != null) { 11080 try { 11081 observer.onRemoveCompleted(packageName, succeeded); 11082 } catch (RemoteException e) { 11083 Log.i(TAG, "Observer no longer exists."); 11084 } 11085 } //end if observer 11086 } //end run 11087 }); 11088 } 11089 11090 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11091 if (packageName == null) { 11092 Slog.w(TAG, "Attempt to delete null packageName."); 11093 return false; 11094 } 11095 PackageParser.Package p; 11096 boolean dataOnly = false; 11097 final int appId; 11098 synchronized (mPackages) { 11099 p = mPackages.get(packageName); 11100 if (p == null) { 11101 dataOnly = true; 11102 PackageSetting ps = mSettings.mPackages.get(packageName); 11103 if ((ps == null) || (ps.pkg == null)) { 11104 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11105 return false; 11106 } 11107 p = ps.pkg; 11108 } 11109 if (!dataOnly) { 11110 // need to check this only for fully installed applications 11111 if (p == null) { 11112 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11113 return false; 11114 } 11115 final ApplicationInfo applicationInfo = p.applicationInfo; 11116 if (applicationInfo == null) { 11117 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11118 return false; 11119 } 11120 } 11121 if (p != null && p.applicationInfo != null) { 11122 appId = p.applicationInfo.uid; 11123 } else { 11124 appId = -1; 11125 } 11126 } 11127 int retCode = mInstaller.clearUserData(packageName, userId); 11128 if (retCode < 0) { 11129 Slog.w(TAG, "Couldn't remove cache files for package: " 11130 + packageName); 11131 return false; 11132 } 11133 removeKeystoreDataIfNeeded(userId, appId); 11134 return true; 11135 } 11136 11137 /** 11138 * Remove entries from the keystore daemon. Will only remove it if the 11139 * {@code appId} is valid. 11140 */ 11141 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11142 if (appId < 0) { 11143 return; 11144 } 11145 11146 final KeyStore keyStore = KeyStore.getInstance(); 11147 if (keyStore != null) { 11148 if (userId == UserHandle.USER_ALL) { 11149 for (final int individual : sUserManager.getUserIds()) { 11150 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11151 } 11152 } else { 11153 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11154 } 11155 } else { 11156 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11157 } 11158 } 11159 11160 @Override 11161 public void deleteApplicationCacheFiles(final String packageName, 11162 final IPackageDataObserver observer) { 11163 mContext.enforceCallingOrSelfPermission( 11164 android.Manifest.permission.DELETE_CACHE_FILES, null); 11165 // Queue up an async operation since the package deletion may take a little while. 11166 final int userId = UserHandle.getCallingUserId(); 11167 mHandler.post(new Runnable() { 11168 public void run() { 11169 mHandler.removeCallbacks(this); 11170 final boolean succeded; 11171 synchronized (mInstallLock) { 11172 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11173 } 11174 clearExternalStorageDataSync(packageName, userId, false); 11175 if(observer != null) { 11176 try { 11177 observer.onRemoveCompleted(packageName, succeded); 11178 } catch (RemoteException e) { 11179 Log.i(TAG, "Observer no longer exists."); 11180 } 11181 } //end if observer 11182 } //end run 11183 }); 11184 } 11185 11186 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11187 if (packageName == null) { 11188 Slog.w(TAG, "Attempt to delete null packageName."); 11189 return false; 11190 } 11191 PackageParser.Package p; 11192 synchronized (mPackages) { 11193 p = mPackages.get(packageName); 11194 } 11195 if (p == null) { 11196 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11197 return false; 11198 } 11199 final ApplicationInfo applicationInfo = p.applicationInfo; 11200 if (applicationInfo == null) { 11201 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11202 return false; 11203 } 11204 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11205 if (retCode < 0) { 11206 Slog.w(TAG, "Couldn't remove cache files for package: " 11207 + packageName + " u" + userId); 11208 return false; 11209 } 11210 return true; 11211 } 11212 11213 @Override 11214 public void getPackageSizeInfo(final String packageName, int userHandle, 11215 final IPackageStatsObserver observer) { 11216 mContext.enforceCallingOrSelfPermission( 11217 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11218 if (packageName == null) { 11219 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11220 } 11221 11222 PackageStats stats = new PackageStats(packageName, userHandle); 11223 11224 /* 11225 * Queue up an async operation since the package measurement may take a 11226 * little while. 11227 */ 11228 Message msg = mHandler.obtainMessage(INIT_COPY); 11229 msg.obj = new MeasureParams(stats, observer); 11230 mHandler.sendMessage(msg); 11231 } 11232 11233 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11234 PackageStats pStats) { 11235 if (packageName == null) { 11236 Slog.w(TAG, "Attempt to get size of null packageName."); 11237 return false; 11238 } 11239 PackageParser.Package p; 11240 boolean dataOnly = false; 11241 String libDirRoot = null; 11242 String asecPath = null; 11243 PackageSetting ps = null; 11244 synchronized (mPackages) { 11245 p = mPackages.get(packageName); 11246 ps = mSettings.mPackages.get(packageName); 11247 if(p == null) { 11248 dataOnly = true; 11249 if((ps == null) || (ps.pkg == null)) { 11250 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11251 return false; 11252 } 11253 p = ps.pkg; 11254 } 11255 if (ps != null) { 11256 libDirRoot = ps.legacyNativeLibraryPathString; 11257 } 11258 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11259 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11260 if (secureContainerId != null) { 11261 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11262 } 11263 } 11264 } 11265 String publicSrcDir = null; 11266 if(!dataOnly) { 11267 final ApplicationInfo applicationInfo = p.applicationInfo; 11268 if (applicationInfo == null) { 11269 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11270 return false; 11271 } 11272 if (isForwardLocked(p)) { 11273 publicSrcDir = applicationInfo.getBaseResourcePath(); 11274 } 11275 } 11276 // TODO: extend to measure size of split APKs 11277 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11278 // not just the first level. 11279 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11280 // just the primary. 11281 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11282 publicSrcDir, asecPath, getAppDexInstructionSets(ps), 11283 pStats); 11284 if (res < 0) { 11285 return false; 11286 } 11287 11288 // Fix-up for forward-locked applications in ASEC containers. 11289 if (!isExternal(p)) { 11290 pStats.codeSize += pStats.externalCodeSize; 11291 pStats.externalCodeSize = 0L; 11292 } 11293 11294 return true; 11295 } 11296 11297 11298 @Override 11299 public void addPackageToPreferred(String packageName) { 11300 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11301 } 11302 11303 @Override 11304 public void removePackageFromPreferred(String packageName) { 11305 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11306 } 11307 11308 @Override 11309 public List<PackageInfo> getPreferredPackages(int flags) { 11310 return new ArrayList<PackageInfo>(); 11311 } 11312 11313 private int getUidTargetSdkVersionLockedLPr(int uid) { 11314 Object obj = mSettings.getUserIdLPr(uid); 11315 if (obj instanceof SharedUserSetting) { 11316 final SharedUserSetting sus = (SharedUserSetting) obj; 11317 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11318 final Iterator<PackageSetting> it = sus.packages.iterator(); 11319 while (it.hasNext()) { 11320 final PackageSetting ps = it.next(); 11321 if (ps.pkg != null) { 11322 int v = ps.pkg.applicationInfo.targetSdkVersion; 11323 if (v < vers) vers = v; 11324 } 11325 } 11326 return vers; 11327 } else if (obj instanceof PackageSetting) { 11328 final PackageSetting ps = (PackageSetting) obj; 11329 if (ps.pkg != null) { 11330 return ps.pkg.applicationInfo.targetSdkVersion; 11331 } 11332 } 11333 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11334 } 11335 11336 @Override 11337 public void addPreferredActivity(IntentFilter filter, int match, 11338 ComponentName[] set, ComponentName activity, int userId) { 11339 addPreferredActivityInternal(filter, match, set, activity, true, userId); 11340 } 11341 11342 private void addPreferredActivityInternal(IntentFilter filter, int match, 11343 ComponentName[] set, ComponentName activity, boolean always, int userId) { 11344 // writer 11345 int callingUid = Binder.getCallingUid(); 11346 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11347 if (filter.countActions() == 0) { 11348 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11349 return; 11350 } 11351 synchronized (mPackages) { 11352 if (mContext.checkCallingOrSelfPermission( 11353 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11354 != PackageManager.PERMISSION_GRANTED) { 11355 if (getUidTargetSdkVersionLockedLPr(callingUid) 11356 < Build.VERSION_CODES.FROYO) { 11357 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11358 + callingUid); 11359 return; 11360 } 11361 mContext.enforceCallingOrSelfPermission( 11362 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11363 } 11364 11365 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 11366 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11367 mSettings.editPreferredActivitiesLPw(userId).addFilter( 11368 new PreferredActivity(filter, match, set, activity, always)); 11369 mSettings.writePackageRestrictionsLPr(userId); 11370 } 11371 } 11372 11373 @Override 11374 public void replacePreferredActivity(IntentFilter filter, int match, 11375 ComponentName[] set, ComponentName activity) { 11376 if (filter.countActions() != 1) { 11377 throw new IllegalArgumentException( 11378 "replacePreferredActivity expects filter to have only 1 action."); 11379 } 11380 if (filter.countDataAuthorities() != 0 11381 || filter.countDataPaths() != 0 11382 || filter.countDataSchemes() > 1 11383 || filter.countDataTypes() != 0) { 11384 throw new IllegalArgumentException( 11385 "replacePreferredActivity expects filter to have no data authorities, " + 11386 "paths, or types; and at most one scheme."); 11387 } 11388 synchronized (mPackages) { 11389 if (mContext.checkCallingOrSelfPermission( 11390 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11391 != PackageManager.PERMISSION_GRANTED) { 11392 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11393 < Build.VERSION_CODES.FROYO) { 11394 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11395 + Binder.getCallingUid()); 11396 return; 11397 } 11398 mContext.enforceCallingOrSelfPermission( 11399 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11400 } 11401 11402 final int callingUserId = UserHandle.getCallingUserId(); 11403 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 11404 if (pir != null) { 11405 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 11406 if (filter.countDataSchemes() == 1) { 11407 Uri.Builder builder = new Uri.Builder(); 11408 builder.scheme(filter.getDataScheme(0)); 11409 intent.setData(builder.build()); 11410 } 11411 List<PreferredActivity> matches = pir.queryIntent( 11412 intent, null, true, callingUserId); 11413 if (DEBUG_PREFERRED) { 11414 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 11415 } 11416 for (int i = 0; i < matches.size(); i++) { 11417 PreferredActivity pa = matches.get(i); 11418 if (DEBUG_PREFERRED) { 11419 Slog.i(TAG, "Removing preferred activity " 11420 + pa.mPref.mComponent + ":"); 11421 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11422 } 11423 pir.removeFilter(pa); 11424 } 11425 } 11426 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 11427 } 11428 } 11429 11430 @Override 11431 public void clearPackagePreferredActivities(String packageName) { 11432 final int uid = Binder.getCallingUid(); 11433 // writer 11434 synchronized (mPackages) { 11435 PackageParser.Package pkg = mPackages.get(packageName); 11436 if (pkg == null || pkg.applicationInfo.uid != uid) { 11437 if (mContext.checkCallingOrSelfPermission( 11438 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11439 != PackageManager.PERMISSION_GRANTED) { 11440 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11441 < Build.VERSION_CODES.FROYO) { 11442 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11443 + Binder.getCallingUid()); 11444 return; 11445 } 11446 mContext.enforceCallingOrSelfPermission( 11447 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11448 } 11449 } 11450 11451 int user = UserHandle.getCallingUserId(); 11452 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11453 mSettings.writePackageRestrictionsLPr(user); 11454 scheduleWriteSettingsLocked(); 11455 } 11456 } 11457 } 11458 11459 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11460 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11461 ArrayList<PreferredActivity> removed = null; 11462 boolean changed = false; 11463 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11464 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11465 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11466 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11467 continue; 11468 } 11469 Iterator<PreferredActivity> it = pir.filterIterator(); 11470 while (it.hasNext()) { 11471 PreferredActivity pa = it.next(); 11472 // Mark entry for removal only if it matches the package name 11473 // and the entry is of type "always". 11474 if (packageName == null || 11475 (pa.mPref.mComponent.getPackageName().equals(packageName) 11476 && pa.mPref.mAlways)) { 11477 if (removed == null) { 11478 removed = new ArrayList<PreferredActivity>(); 11479 } 11480 removed.add(pa); 11481 } 11482 } 11483 if (removed != null) { 11484 for (int j=0; j<removed.size(); j++) { 11485 PreferredActivity pa = removed.get(j); 11486 pir.removeFilter(pa); 11487 } 11488 changed = true; 11489 } 11490 } 11491 return changed; 11492 } 11493 11494 @Override 11495 public void resetPreferredActivities(int userId) { 11496 mContext.enforceCallingOrSelfPermission( 11497 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11498 // writer 11499 synchronized (mPackages) { 11500 int user = UserHandle.getCallingUserId(); 11501 clearPackagePreferredActivitiesLPw(null, user); 11502 mSettings.readDefaultPreferredAppsLPw(this, user); 11503 mSettings.writePackageRestrictionsLPr(user); 11504 scheduleWriteSettingsLocked(); 11505 } 11506 } 11507 11508 @Override 11509 public int getPreferredActivities(List<IntentFilter> outFilters, 11510 List<ComponentName> outActivities, String packageName) { 11511 11512 int num = 0; 11513 final int userId = UserHandle.getCallingUserId(); 11514 // reader 11515 synchronized (mPackages) { 11516 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11517 if (pir != null) { 11518 final Iterator<PreferredActivity> it = pir.filterIterator(); 11519 while (it.hasNext()) { 11520 final PreferredActivity pa = it.next(); 11521 if (packageName == null 11522 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11523 && pa.mPref.mAlways)) { 11524 if (outFilters != null) { 11525 outFilters.add(new IntentFilter(pa)); 11526 } 11527 if (outActivities != null) { 11528 outActivities.add(pa.mPref.mComponent); 11529 } 11530 } 11531 } 11532 } 11533 } 11534 11535 return num; 11536 } 11537 11538 @Override 11539 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11540 int userId) { 11541 int callingUid = Binder.getCallingUid(); 11542 if (callingUid != Process.SYSTEM_UID) { 11543 throw new SecurityException( 11544 "addPersistentPreferredActivity can only be run by the system"); 11545 } 11546 if (filter.countActions() == 0) { 11547 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11548 return; 11549 } 11550 synchronized (mPackages) { 11551 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11552 " :"); 11553 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11554 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11555 new PersistentPreferredActivity(filter, activity)); 11556 mSettings.writePackageRestrictionsLPr(userId); 11557 } 11558 } 11559 11560 @Override 11561 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11562 int callingUid = Binder.getCallingUid(); 11563 if (callingUid != Process.SYSTEM_UID) { 11564 throw new SecurityException( 11565 "clearPackagePersistentPreferredActivities can only be run by the system"); 11566 } 11567 ArrayList<PersistentPreferredActivity> removed = null; 11568 boolean changed = false; 11569 synchronized (mPackages) { 11570 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11571 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11572 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11573 .valueAt(i); 11574 if (userId != thisUserId) { 11575 continue; 11576 } 11577 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11578 while (it.hasNext()) { 11579 PersistentPreferredActivity ppa = it.next(); 11580 // Mark entry for removal only if it matches the package name. 11581 if (ppa.mComponent.getPackageName().equals(packageName)) { 11582 if (removed == null) { 11583 removed = new ArrayList<PersistentPreferredActivity>(); 11584 } 11585 removed.add(ppa); 11586 } 11587 } 11588 if (removed != null) { 11589 for (int j=0; j<removed.size(); j++) { 11590 PersistentPreferredActivity ppa = removed.get(j); 11591 ppir.removeFilter(ppa); 11592 } 11593 changed = true; 11594 } 11595 } 11596 11597 if (changed) { 11598 mSettings.writePackageRestrictionsLPr(userId); 11599 } 11600 } 11601 } 11602 11603 @Override 11604 public void addCrossProfileIntentFilter(IntentFilter intentFilter, int sourceUserId, 11605 int targetUserId, int flags) { 11606 mContext.enforceCallingOrSelfPermission( 11607 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11608 if (intentFilter.countActions() == 0) { 11609 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11610 return; 11611 } 11612 synchronized (mPackages) { 11613 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11614 targetUserId, flags); 11615 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11616 mSettings.writePackageRestrictionsLPr(sourceUserId); 11617 } 11618 } 11619 11620 public void addCrossProfileIntentsForPackage(String packageName, 11621 int sourceUserId, int targetUserId) { 11622 mContext.enforceCallingOrSelfPermission( 11623 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11624 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11625 mSettings.writePackageRestrictionsLPr(sourceUserId); 11626 } 11627 11628 public void removeCrossProfileIntentsForPackage(String packageName, 11629 int sourceUserId, int targetUserId) { 11630 mContext.enforceCallingOrSelfPermission( 11631 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11632 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11633 mSettings.writePackageRestrictionsLPr(sourceUserId); 11634 } 11635 11636 @Override 11637 public void clearCrossProfileIntentFilters(int sourceUserId) { 11638 mContext.enforceCallingOrSelfPermission( 11639 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11640 synchronized (mPackages) { 11641 CrossProfileIntentResolver resolver = 11642 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11643 HashSet<CrossProfileIntentFilter> set = 11644 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11645 for (CrossProfileIntentFilter filter : set) { 11646 if ((filter.getFlags() & PackageManager.SET_BY_PROFILE_OWNER) != 0) { 11647 resolver.removeFilter(filter); 11648 } 11649 } 11650 mSettings.writePackageRestrictionsLPr(sourceUserId); 11651 } 11652 } 11653 11654 @Override 11655 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11656 Intent intent = new Intent(Intent.ACTION_MAIN); 11657 intent.addCategory(Intent.CATEGORY_HOME); 11658 11659 final int callingUserId = UserHandle.getCallingUserId(); 11660 List<ResolveInfo> list = queryIntentActivities(intent, null, 11661 PackageManager.GET_META_DATA, callingUserId); 11662 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11663 true, false, false, callingUserId); 11664 11665 allHomeCandidates.clear(); 11666 if (list != null) { 11667 for (ResolveInfo ri : list) { 11668 allHomeCandidates.add(ri); 11669 } 11670 } 11671 return (preferred == null || preferred.activityInfo == null) 11672 ? null 11673 : new ComponentName(preferred.activityInfo.packageName, 11674 preferred.activityInfo.name); 11675 } 11676 11677 @Override 11678 public void setApplicationEnabledSetting(String appPackageName, 11679 int newState, int flags, int userId, String callingPackage) { 11680 if (!sUserManager.exists(userId)) return; 11681 if (callingPackage == null) { 11682 callingPackage = Integer.toString(Binder.getCallingUid()); 11683 } 11684 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11685 } 11686 11687 @Override 11688 public void setComponentEnabledSetting(ComponentName componentName, 11689 int newState, int flags, int userId) { 11690 if (!sUserManager.exists(userId)) return; 11691 setEnabledSetting(componentName.getPackageName(), 11692 componentName.getClassName(), newState, flags, userId, null); 11693 } 11694 11695 private void setEnabledSetting(final String packageName, String className, int newState, 11696 final int flags, int userId, String callingPackage) { 11697 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11698 || newState == COMPONENT_ENABLED_STATE_ENABLED 11699 || newState == COMPONENT_ENABLED_STATE_DISABLED 11700 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11701 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11702 throw new IllegalArgumentException("Invalid new component state: " 11703 + newState); 11704 } 11705 PackageSetting pkgSetting; 11706 final int uid = Binder.getCallingUid(); 11707 final int permission = mContext.checkCallingOrSelfPermission( 11708 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11709 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11710 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11711 boolean sendNow = false; 11712 boolean isApp = (className == null); 11713 String componentName = isApp ? packageName : className; 11714 int packageUid = -1; 11715 ArrayList<String> components; 11716 11717 // writer 11718 synchronized (mPackages) { 11719 pkgSetting = mSettings.mPackages.get(packageName); 11720 if (pkgSetting == null) { 11721 if (className == null) { 11722 throw new IllegalArgumentException( 11723 "Unknown package: " + packageName); 11724 } 11725 throw new IllegalArgumentException( 11726 "Unknown component: " + packageName 11727 + "/" + className); 11728 } 11729 // Allow root and verify that userId is not being specified by a different user 11730 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11731 throw new SecurityException( 11732 "Permission Denial: attempt to change component state from pid=" 11733 + Binder.getCallingPid() 11734 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11735 } 11736 if (className == null) { 11737 // We're dealing with an application/package level state change 11738 if (pkgSetting.getEnabled(userId) == newState) { 11739 // Nothing to do 11740 return; 11741 } 11742 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11743 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11744 // Don't care about who enables an app. 11745 callingPackage = null; 11746 } 11747 pkgSetting.setEnabled(newState, userId, callingPackage); 11748 // pkgSetting.pkg.mSetEnabled = newState; 11749 } else { 11750 // We're dealing with a component level state change 11751 // First, verify that this is a valid class name. 11752 PackageParser.Package pkg = pkgSetting.pkg; 11753 if (pkg == null || !pkg.hasComponentClassName(className)) { 11754 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11755 throw new IllegalArgumentException("Component class " + className 11756 + " does not exist in " + packageName); 11757 } else { 11758 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11759 + className + " does not exist in " + packageName); 11760 } 11761 } 11762 switch (newState) { 11763 case COMPONENT_ENABLED_STATE_ENABLED: 11764 if (!pkgSetting.enableComponentLPw(className, userId)) { 11765 return; 11766 } 11767 break; 11768 case COMPONENT_ENABLED_STATE_DISABLED: 11769 if (!pkgSetting.disableComponentLPw(className, userId)) { 11770 return; 11771 } 11772 break; 11773 case COMPONENT_ENABLED_STATE_DEFAULT: 11774 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11775 return; 11776 } 11777 break; 11778 default: 11779 Slog.e(TAG, "Invalid new component state: " + newState); 11780 return; 11781 } 11782 } 11783 mSettings.writePackageRestrictionsLPr(userId); 11784 components = mPendingBroadcasts.get(userId, packageName); 11785 final boolean newPackage = components == null; 11786 if (newPackage) { 11787 components = new ArrayList<String>(); 11788 } 11789 if (!components.contains(componentName)) { 11790 components.add(componentName); 11791 } 11792 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11793 sendNow = true; 11794 // Purge entry from pending broadcast list if another one exists already 11795 // since we are sending one right away. 11796 mPendingBroadcasts.remove(userId, packageName); 11797 } else { 11798 if (newPackage) { 11799 mPendingBroadcasts.put(userId, packageName, components); 11800 } 11801 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11802 // Schedule a message 11803 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11804 } 11805 } 11806 } 11807 11808 long callingId = Binder.clearCallingIdentity(); 11809 try { 11810 if (sendNow) { 11811 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11812 sendPackageChangedBroadcast(packageName, 11813 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11814 } 11815 } finally { 11816 Binder.restoreCallingIdentity(callingId); 11817 } 11818 } 11819 11820 private void sendPackageChangedBroadcast(String packageName, 11821 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11822 if (DEBUG_INSTALL) 11823 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11824 + componentNames); 11825 Bundle extras = new Bundle(4); 11826 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11827 String nameList[] = new String[componentNames.size()]; 11828 componentNames.toArray(nameList); 11829 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11830 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11831 extras.putInt(Intent.EXTRA_UID, packageUid); 11832 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11833 new int[] {UserHandle.getUserId(packageUid)}); 11834 } 11835 11836 @Override 11837 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11838 if (!sUserManager.exists(userId)) return; 11839 final int uid = Binder.getCallingUid(); 11840 final int permission = mContext.checkCallingOrSelfPermission( 11841 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11842 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11843 enforceCrossUserPermission(uid, userId, true, "stop package"); 11844 // writer 11845 synchronized (mPackages) { 11846 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11847 uid, userId)) { 11848 scheduleWritePackageRestrictionsLocked(userId); 11849 } 11850 } 11851 } 11852 11853 @Override 11854 public String getInstallerPackageName(String packageName) { 11855 // reader 11856 synchronized (mPackages) { 11857 return mSettings.getInstallerPackageNameLPr(packageName); 11858 } 11859 } 11860 11861 @Override 11862 public int getApplicationEnabledSetting(String packageName, int userId) { 11863 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11864 int uid = Binder.getCallingUid(); 11865 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11866 // reader 11867 synchronized (mPackages) { 11868 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11869 } 11870 } 11871 11872 @Override 11873 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11874 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11875 int uid = Binder.getCallingUid(); 11876 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11877 // reader 11878 synchronized (mPackages) { 11879 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11880 } 11881 } 11882 11883 @Override 11884 public void enterSafeMode() { 11885 enforceSystemOrRoot("Only the system can request entering safe mode"); 11886 11887 if (!mSystemReady) { 11888 mSafeMode = true; 11889 } 11890 } 11891 11892 @Override 11893 public void systemReady() { 11894 mSystemReady = true; 11895 11896 // Read the compatibilty setting when the system is ready. 11897 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11898 mContext.getContentResolver(), 11899 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11900 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11901 if (DEBUG_SETTINGS) { 11902 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11903 } 11904 11905 synchronized (mPackages) { 11906 // Verify that all of the preferred activity components actually 11907 // exist. It is possible for applications to be updated and at 11908 // that point remove a previously declared activity component that 11909 // had been set as a preferred activity. We try to clean this up 11910 // the next time we encounter that preferred activity, but it is 11911 // possible for the user flow to never be able to return to that 11912 // situation so here we do a sanity check to make sure we haven't 11913 // left any junk around. 11914 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11915 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11916 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11917 removed.clear(); 11918 for (PreferredActivity pa : pir.filterSet()) { 11919 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11920 removed.add(pa); 11921 } 11922 } 11923 if (removed.size() > 0) { 11924 for (int r=0; r<removed.size(); r++) { 11925 PreferredActivity pa = removed.get(r); 11926 Slog.w(TAG, "Removing dangling preferred activity: " 11927 + pa.mPref.mComponent); 11928 pir.removeFilter(pa); 11929 } 11930 mSettings.writePackageRestrictionsLPr( 11931 mSettings.mPreferredActivities.keyAt(i)); 11932 } 11933 } 11934 } 11935 sUserManager.systemReady(); 11936 } 11937 11938 @Override 11939 public boolean isSafeMode() { 11940 return mSafeMode; 11941 } 11942 11943 @Override 11944 public boolean hasSystemUidErrors() { 11945 return mHasSystemUidErrors; 11946 } 11947 11948 static String arrayToString(int[] array) { 11949 StringBuffer buf = new StringBuffer(128); 11950 buf.append('['); 11951 if (array != null) { 11952 for (int i=0; i<array.length; i++) { 11953 if (i > 0) buf.append(", "); 11954 buf.append(array[i]); 11955 } 11956 } 11957 buf.append(']'); 11958 return buf.toString(); 11959 } 11960 11961 static class DumpState { 11962 public static final int DUMP_LIBS = 1 << 0; 11963 11964 public static final int DUMP_FEATURES = 1 << 1; 11965 11966 public static final int DUMP_RESOLVERS = 1 << 2; 11967 11968 public static final int DUMP_PERMISSIONS = 1 << 3; 11969 11970 public static final int DUMP_PACKAGES = 1 << 4; 11971 11972 public static final int DUMP_SHARED_USERS = 1 << 5; 11973 11974 public static final int DUMP_MESSAGES = 1 << 6; 11975 11976 public static final int DUMP_PROVIDERS = 1 << 7; 11977 11978 public static final int DUMP_VERIFIERS = 1 << 8; 11979 11980 public static final int DUMP_PREFERRED = 1 << 9; 11981 11982 public static final int DUMP_PREFERRED_XML = 1 << 10; 11983 11984 public static final int DUMP_KEYSETS = 1 << 11; 11985 11986 public static final int DUMP_VERSION = 1 << 12; 11987 11988 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11989 11990 private int mTypes; 11991 11992 private int mOptions; 11993 11994 private boolean mTitlePrinted; 11995 11996 private SharedUserSetting mSharedUser; 11997 11998 public boolean isDumping(int type) { 11999 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12000 return true; 12001 } 12002 12003 return (mTypes & type) != 0; 12004 } 12005 12006 public void setDump(int type) { 12007 mTypes |= type; 12008 } 12009 12010 public boolean isOptionEnabled(int option) { 12011 return (mOptions & option) != 0; 12012 } 12013 12014 public void setOptionEnabled(int option) { 12015 mOptions |= option; 12016 } 12017 12018 public boolean onTitlePrinted() { 12019 final boolean printed = mTitlePrinted; 12020 mTitlePrinted = true; 12021 return printed; 12022 } 12023 12024 public boolean getTitlePrinted() { 12025 return mTitlePrinted; 12026 } 12027 12028 public void setTitlePrinted(boolean enabled) { 12029 mTitlePrinted = enabled; 12030 } 12031 12032 public SharedUserSetting getSharedUser() { 12033 return mSharedUser; 12034 } 12035 12036 public void setSharedUser(SharedUserSetting user) { 12037 mSharedUser = user; 12038 } 12039 } 12040 12041 @Override 12042 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12043 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12044 != PackageManager.PERMISSION_GRANTED) { 12045 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12046 + Binder.getCallingPid() 12047 + ", uid=" + Binder.getCallingUid() 12048 + " without permission " 12049 + android.Manifest.permission.DUMP); 12050 return; 12051 } 12052 12053 DumpState dumpState = new DumpState(); 12054 boolean fullPreferred = false; 12055 boolean checkin = false; 12056 12057 String packageName = null; 12058 12059 int opti = 0; 12060 while (opti < args.length) { 12061 String opt = args[opti]; 12062 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12063 break; 12064 } 12065 opti++; 12066 if ("-a".equals(opt)) { 12067 // Right now we only know how to print all. 12068 } else if ("-h".equals(opt)) { 12069 pw.println("Package manager dump options:"); 12070 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12071 pw.println(" --checkin: dump for a checkin"); 12072 pw.println(" -f: print details of intent filters"); 12073 pw.println(" -h: print this help"); 12074 pw.println(" cmd may be one of:"); 12075 pw.println(" l[ibraries]: list known shared libraries"); 12076 pw.println(" f[ibraries]: list device features"); 12077 pw.println(" k[eysets]: print known keysets"); 12078 pw.println(" r[esolvers]: dump intent resolvers"); 12079 pw.println(" perm[issions]: dump permissions"); 12080 pw.println(" pref[erred]: print preferred package settings"); 12081 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12082 pw.println(" prov[iders]: dump content providers"); 12083 pw.println(" p[ackages]: dump installed packages"); 12084 pw.println(" s[hared-users]: dump shared user IDs"); 12085 pw.println(" m[essages]: print collected runtime messages"); 12086 pw.println(" v[erifiers]: print package verifier info"); 12087 pw.println(" version: print database version info"); 12088 pw.println(" write: write current settings now"); 12089 pw.println(" <package.name>: info about given package"); 12090 return; 12091 } else if ("--checkin".equals(opt)) { 12092 checkin = true; 12093 } else if ("-f".equals(opt)) { 12094 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12095 } else { 12096 pw.println("Unknown argument: " + opt + "; use -h for help"); 12097 } 12098 } 12099 12100 // Is the caller requesting to dump a particular piece of data? 12101 if (opti < args.length) { 12102 String cmd = args[opti]; 12103 opti++; 12104 // Is this a package name? 12105 if ("android".equals(cmd) || cmd.contains(".")) { 12106 packageName = cmd; 12107 // When dumping a single package, we always dump all of its 12108 // filter information since the amount of data will be reasonable. 12109 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12110 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12111 dumpState.setDump(DumpState.DUMP_LIBS); 12112 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12113 dumpState.setDump(DumpState.DUMP_FEATURES); 12114 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12115 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12116 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12117 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12118 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12119 dumpState.setDump(DumpState.DUMP_PREFERRED); 12120 } else if ("preferred-xml".equals(cmd)) { 12121 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12122 if (opti < args.length && "--full".equals(args[opti])) { 12123 fullPreferred = true; 12124 opti++; 12125 } 12126 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12127 dumpState.setDump(DumpState.DUMP_PACKAGES); 12128 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12129 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12130 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12131 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12132 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12133 dumpState.setDump(DumpState.DUMP_MESSAGES); 12134 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12135 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12136 } else if ("version".equals(cmd)) { 12137 dumpState.setDump(DumpState.DUMP_VERSION); 12138 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12139 dumpState.setDump(DumpState.DUMP_KEYSETS); 12140 } else if ("write".equals(cmd)) { 12141 synchronized (mPackages) { 12142 mSettings.writeLPr(); 12143 pw.println("Settings written."); 12144 return; 12145 } 12146 } 12147 } 12148 12149 if (checkin) { 12150 pw.println("vers,1"); 12151 } 12152 12153 // reader 12154 synchronized (mPackages) { 12155 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12156 if (!checkin) { 12157 if (dumpState.onTitlePrinted()) 12158 pw.println(); 12159 pw.println("Database versions:"); 12160 pw.print(" SDK Version:"); 12161 pw.print(" internal="); 12162 pw.print(mSettings.mInternalSdkPlatform); 12163 pw.print(" external="); 12164 pw.println(mSettings.mExternalSdkPlatform); 12165 pw.print(" DB Version:"); 12166 pw.print(" internal="); 12167 pw.print(mSettings.mInternalDatabaseVersion); 12168 pw.print(" external="); 12169 pw.println(mSettings.mExternalDatabaseVersion); 12170 } 12171 } 12172 12173 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12174 if (!checkin) { 12175 if (dumpState.onTitlePrinted()) 12176 pw.println(); 12177 pw.println("Verifiers:"); 12178 pw.print(" Required: "); 12179 pw.print(mRequiredVerifierPackage); 12180 pw.print(" (uid="); 12181 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12182 pw.println(")"); 12183 } else if (mRequiredVerifierPackage != null) { 12184 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12185 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12186 } 12187 } 12188 12189 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12190 boolean printedHeader = false; 12191 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12192 while (it.hasNext()) { 12193 String name = it.next(); 12194 SharedLibraryEntry ent = mSharedLibraries.get(name); 12195 if (!checkin) { 12196 if (!printedHeader) { 12197 if (dumpState.onTitlePrinted()) 12198 pw.println(); 12199 pw.println("Libraries:"); 12200 printedHeader = true; 12201 } 12202 pw.print(" "); 12203 } else { 12204 pw.print("lib,"); 12205 } 12206 pw.print(name); 12207 if (!checkin) { 12208 pw.print(" -> "); 12209 } 12210 if (ent.path != null) { 12211 if (!checkin) { 12212 pw.print("(jar) "); 12213 pw.print(ent.path); 12214 } else { 12215 pw.print(",jar,"); 12216 pw.print(ent.path); 12217 } 12218 } else { 12219 if (!checkin) { 12220 pw.print("(apk) "); 12221 pw.print(ent.apk); 12222 } else { 12223 pw.print(",apk,"); 12224 pw.print(ent.apk); 12225 } 12226 } 12227 pw.println(); 12228 } 12229 } 12230 12231 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12232 if (dumpState.onTitlePrinted()) 12233 pw.println(); 12234 if (!checkin) { 12235 pw.println("Features:"); 12236 } 12237 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12238 while (it.hasNext()) { 12239 String name = it.next(); 12240 if (!checkin) { 12241 pw.print(" "); 12242 } else { 12243 pw.print("feat,"); 12244 } 12245 pw.println(name); 12246 } 12247 } 12248 12249 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12250 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12251 : "Activity Resolver Table:", " ", packageName, 12252 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12253 dumpState.setTitlePrinted(true); 12254 } 12255 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12256 : "Receiver Resolver Table:", " ", packageName, 12257 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12258 dumpState.setTitlePrinted(true); 12259 } 12260 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12261 : "Service Resolver Table:", " ", packageName, 12262 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12263 dumpState.setTitlePrinted(true); 12264 } 12265 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12266 : "Provider Resolver Table:", " ", packageName, 12267 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12268 dumpState.setTitlePrinted(true); 12269 } 12270 } 12271 12272 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12273 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12274 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12275 int user = mSettings.mPreferredActivities.keyAt(i); 12276 if (pir.dump(pw, 12277 dumpState.getTitlePrinted() 12278 ? "\nPreferred Activities User " + user + ":" 12279 : "Preferred Activities User " + user + ":", " ", 12280 packageName, true)) { 12281 dumpState.setTitlePrinted(true); 12282 } 12283 } 12284 } 12285 12286 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12287 pw.flush(); 12288 FileOutputStream fout = new FileOutputStream(fd); 12289 BufferedOutputStream str = new BufferedOutputStream(fout); 12290 XmlSerializer serializer = new FastXmlSerializer(); 12291 try { 12292 serializer.setOutput(str, "utf-8"); 12293 serializer.startDocument(null, true); 12294 serializer.setFeature( 12295 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12296 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12297 serializer.endDocument(); 12298 serializer.flush(); 12299 } catch (IllegalArgumentException e) { 12300 pw.println("Failed writing: " + e); 12301 } catch (IllegalStateException e) { 12302 pw.println("Failed writing: " + e); 12303 } catch (IOException e) { 12304 pw.println("Failed writing: " + e); 12305 } 12306 } 12307 12308 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12309 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12310 } 12311 12312 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12313 boolean printedSomething = false; 12314 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12315 if (packageName != null && !packageName.equals(p.info.packageName)) { 12316 continue; 12317 } 12318 if (!printedSomething) { 12319 if (dumpState.onTitlePrinted()) 12320 pw.println(); 12321 pw.println("Registered ContentProviders:"); 12322 printedSomething = true; 12323 } 12324 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12325 pw.print(" "); pw.println(p.toString()); 12326 } 12327 printedSomething = false; 12328 for (Map.Entry<String, PackageParser.Provider> entry : 12329 mProvidersByAuthority.entrySet()) { 12330 PackageParser.Provider p = entry.getValue(); 12331 if (packageName != null && !packageName.equals(p.info.packageName)) { 12332 continue; 12333 } 12334 if (!printedSomething) { 12335 if (dumpState.onTitlePrinted()) 12336 pw.println(); 12337 pw.println("ContentProvider Authorities:"); 12338 printedSomething = true; 12339 } 12340 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12341 pw.print(" "); pw.println(p.toString()); 12342 if (p.info != null && p.info.applicationInfo != null) { 12343 final String appInfo = p.info.applicationInfo.toString(); 12344 pw.print(" applicationInfo="); pw.println(appInfo); 12345 } 12346 } 12347 } 12348 12349 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12350 mSettings.mKeySetManagerService.dump(pw, packageName, dumpState); 12351 } 12352 12353 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12354 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12355 } 12356 12357 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12358 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12359 } 12360 12361 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12362 if (dumpState.onTitlePrinted()) 12363 pw.println(); 12364 mSettings.dumpReadMessagesLPr(pw, dumpState); 12365 12366 pw.println(); 12367 pw.println("Package warning messages:"); 12368 final File fname = getSettingsProblemFile(); 12369 FileInputStream in = null; 12370 try { 12371 in = new FileInputStream(fname); 12372 final int avail = in.available(); 12373 final byte[] data = new byte[avail]; 12374 in.read(data); 12375 pw.print(new String(data)); 12376 } catch (FileNotFoundException e) { 12377 } catch (IOException e) { 12378 } finally { 12379 if (in != null) { 12380 try { 12381 in.close(); 12382 } catch (IOException e) { 12383 } 12384 } 12385 } 12386 } 12387 } 12388 } 12389 12390 // ------- apps on sdcard specific code ------- 12391 static final boolean DEBUG_SD_INSTALL = false; 12392 12393 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12394 12395 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12396 12397 private boolean mMediaMounted = false; 12398 12399 private String getEncryptKey() { 12400 try { 12401 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12402 SD_ENCRYPTION_KEYSTORE_NAME); 12403 if (sdEncKey == null) { 12404 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12405 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12406 if (sdEncKey == null) { 12407 Slog.e(TAG, "Failed to create encryption keys"); 12408 return null; 12409 } 12410 } 12411 return sdEncKey; 12412 } catch (NoSuchAlgorithmException nsae) { 12413 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12414 return null; 12415 } catch (IOException ioe) { 12416 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12417 return null; 12418 } 12419 12420 } 12421 12422 /* package */static String getTempContainerId() { 12423 int tmpIdx = 1; 12424 String list[] = PackageHelper.getSecureContainerList(); 12425 if (list != null) { 12426 for (final String name : list) { 12427 // Ignore null and non-temporary container entries 12428 if (name == null || !name.startsWith(mTempContainerPrefix)) { 12429 continue; 12430 } 12431 12432 String subStr = name.substring(mTempContainerPrefix.length()); 12433 try { 12434 int cid = Integer.parseInt(subStr); 12435 if (cid >= tmpIdx) { 12436 tmpIdx = cid + 1; 12437 } 12438 } catch (NumberFormatException e) { 12439 } 12440 } 12441 } 12442 return mTempContainerPrefix + tmpIdx; 12443 } 12444 12445 /* 12446 * Update media status on PackageManager. 12447 */ 12448 @Override 12449 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12450 int callingUid = Binder.getCallingUid(); 12451 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12452 throw new SecurityException("Media status can only be updated by the system"); 12453 } 12454 // reader; this apparently protects mMediaMounted, but should probably 12455 // be a different lock in that case. 12456 synchronized (mPackages) { 12457 Log.i(TAG, "Updating external media status from " 12458 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12459 + (mediaStatus ? "mounted" : "unmounted")); 12460 if (DEBUG_SD_INSTALL) 12461 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12462 + ", mMediaMounted=" + mMediaMounted); 12463 if (mediaStatus == mMediaMounted) { 12464 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12465 : 0, -1); 12466 mHandler.sendMessage(msg); 12467 return; 12468 } 12469 mMediaMounted = mediaStatus; 12470 } 12471 // Queue up an async operation since the package installation may take a 12472 // little while. 12473 mHandler.post(new Runnable() { 12474 public void run() { 12475 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12476 } 12477 }); 12478 } 12479 12480 /** 12481 * Called by MountService when the initial ASECs to scan are available. 12482 * Should block until all the ASEC containers are finished being scanned. 12483 */ 12484 public void scanAvailableAsecs() { 12485 updateExternalMediaStatusInner(true, false, false); 12486 if (mShouldRestoreconData) { 12487 SELinuxMMAC.setRestoreconDone(); 12488 mShouldRestoreconData = false; 12489 } 12490 } 12491 12492 /* 12493 * Collect information of applications on external media, map them against 12494 * existing containers and update information based on current mount status. 12495 * Please note that we always have to report status if reportStatus has been 12496 * set to true especially when unloading packages. 12497 */ 12498 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12499 boolean externalStorage) { 12500 // Collection of uids 12501 int uidArr[] = null; 12502 // Collection of stale containers 12503 HashSet<String> removeCids = new HashSet<String>(); 12504 // Collection of packages on external media with valid containers. 12505 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 12506 // Get list of secure containers. 12507 final String list[] = PackageHelper.getSecureContainerList(); 12508 if (list == null || list.length == 0) { 12509 Log.i(TAG, "No secure containers on sdcard"); 12510 } else { 12511 // Process list of secure containers and categorize them 12512 // as active or stale based on their package internal state. 12513 int uidList[] = new int[list.length]; 12514 int num = 0; 12515 // reader 12516 synchronized (mPackages) { 12517 for (String cid : list) { 12518 if (DEBUG_SD_INSTALL) 12519 Log.i(TAG, "Processing container " + cid); 12520 String pkgName = getAsecPackageName(cid); 12521 if (pkgName == null) { 12522 if (DEBUG_SD_INSTALL) 12523 Log.i(TAG, "Container : " + cid + " stale"); 12524 removeCids.add(cid); 12525 continue; 12526 } 12527 if (DEBUG_SD_INSTALL) 12528 Log.i(TAG, "Looking for pkg : " + pkgName); 12529 12530 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12531 if (ps == null) { 12532 Log.i(TAG, "Deleting container with no matching settings " + cid); 12533 removeCids.add(cid); 12534 continue; 12535 } 12536 12537 /* 12538 * Skip packages that are not external if we're unmounting 12539 * external storage. 12540 */ 12541 if (externalStorage && !isMounted && !isExternal(ps)) { 12542 continue; 12543 } 12544 12545 final AsecInstallArgs args = new AsecInstallArgs(cid, 12546 getAppDexInstructionSets(ps), isForwardLocked(ps), isMultiArch(ps)); 12547 // The package status is changed only if the code path 12548 // matches between settings and the container id. 12549 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 12550 if (DEBUG_SD_INSTALL) { 12551 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12552 + " at code path: " + ps.codePathString); 12553 } 12554 12555 // We do have a valid package installed on sdcard 12556 processCids.put(args, ps.codePathString); 12557 final int uid = ps.appId; 12558 if (uid != -1) { 12559 uidList[num++] = uid; 12560 } 12561 } else { 12562 Log.i(TAG, "Deleting stale container for " + cid); 12563 removeCids.add(cid); 12564 } 12565 } 12566 } 12567 12568 if (num > 0) { 12569 // Sort uid list 12570 Arrays.sort(uidList, 0, num); 12571 // Throw away duplicates 12572 uidArr = new int[num]; 12573 uidArr[0] = uidList[0]; 12574 int di = 0; 12575 for (int i = 1; i < num; i++) { 12576 if (uidList[i - 1] != uidList[i]) { 12577 uidArr[di++] = uidList[i]; 12578 } 12579 } 12580 } 12581 } 12582 // Process packages with valid entries. 12583 if (isMounted) { 12584 if (DEBUG_SD_INSTALL) 12585 Log.i(TAG, "Loading packages"); 12586 loadMediaPackages(processCids, uidArr, removeCids); 12587 startCleaningPackages(); 12588 } else { 12589 if (DEBUG_SD_INSTALL) 12590 Log.i(TAG, "Unloading packages"); 12591 unloadMediaPackages(processCids, uidArr, reportStatus); 12592 } 12593 } 12594 12595 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12596 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12597 int size = pkgList.size(); 12598 if (size > 0) { 12599 // Send broadcasts here 12600 Bundle extras = new Bundle(); 12601 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12602 .toArray(new String[size])); 12603 if (uidArr != null) { 12604 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12605 } 12606 if (replacing) { 12607 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12608 } 12609 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12610 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12611 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12612 } 12613 } 12614 12615 /* 12616 * Look at potentially valid container ids from processCids If package 12617 * information doesn't match the one on record or package scanning fails, 12618 * the cid is added to list of removeCids. We currently don't delete stale 12619 * containers. 12620 */ 12621 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12622 HashSet<String> removeCids) { 12623 ArrayList<String> pkgList = new ArrayList<String>(); 12624 Set<AsecInstallArgs> keys = processCids.keySet(); 12625 boolean doGc = false; 12626 for (AsecInstallArgs args : keys) { 12627 String codePath = processCids.get(args); 12628 if (DEBUG_SD_INSTALL) 12629 Log.i(TAG, "Loading container : " + args.cid); 12630 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12631 try { 12632 // Make sure there are no container errors first. 12633 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12634 Slog.e(TAG, "Failed to mount cid : " + args.cid 12635 + " when installing from sdcard"); 12636 continue; 12637 } 12638 // Check code path here. 12639 if (codePath == null || !codePath.equals(args.getCodePath())) { 12640 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12641 + " does not match one in settings " + codePath); 12642 continue; 12643 } 12644 // Parse package 12645 int parseFlags = mDefParseFlags; 12646 if (args.isExternal()) { 12647 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12648 } 12649 if (args.isFwdLocked()) { 12650 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12651 } 12652 12653 doGc = true; 12654 synchronized (mInstallLock) { 12655 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 12656 0, 0, null, null); 12657 // Scan the package 12658 if (pkg != null) { 12659 /* 12660 * TODO why is the lock being held? doPostInstall is 12661 * called in other places without the lock. This needs 12662 * to be straightened out. 12663 */ 12664 // writer 12665 synchronized (mPackages) { 12666 retCode = PackageManager.INSTALL_SUCCEEDED; 12667 pkgList.add(pkg.packageName); 12668 // Post process args 12669 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12670 pkg.applicationInfo.uid); 12671 } 12672 } else { 12673 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12674 } 12675 } 12676 12677 } finally { 12678 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12679 // Don't destroy container here. Wait till gc clears things 12680 // up. 12681 removeCids.add(args.cid); 12682 } 12683 } 12684 } 12685 // writer 12686 synchronized (mPackages) { 12687 // If the platform SDK has changed since the last time we booted, 12688 // we need to re-grant app permission to catch any new ones that 12689 // appear. This is really a hack, and means that apps can in some 12690 // cases get permissions that the user didn't initially explicitly 12691 // allow... it would be nice to have some better way to handle 12692 // this situation. 12693 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12694 if (regrantPermissions) 12695 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12696 + mSdkVersion + "; regranting permissions for external storage"); 12697 mSettings.mExternalSdkPlatform = mSdkVersion; 12698 12699 // Make sure group IDs have been assigned, and any permission 12700 // changes in other apps are accounted for 12701 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12702 | (regrantPermissions 12703 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12704 : 0)); 12705 12706 mSettings.updateExternalDatabaseVersion(); 12707 12708 // can downgrade to reader 12709 // Persist settings 12710 mSettings.writeLPr(); 12711 } 12712 // Send a broadcast to let everyone know we are done processing 12713 if (pkgList.size() > 0) { 12714 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12715 } 12716 // Force gc to avoid any stale parser references that we might have. 12717 if (doGc) { 12718 Runtime.getRuntime().gc(); 12719 } 12720 // List stale containers and destroy stale temporary containers. 12721 if (removeCids != null) { 12722 for (String cid : removeCids) { 12723 if (cid.startsWith(mTempContainerPrefix)) { 12724 Log.i(TAG, "Destroying stale temporary container " + cid); 12725 PackageHelper.destroySdDir(cid); 12726 } else { 12727 Log.w(TAG, "Container " + cid + " is stale"); 12728 } 12729 } 12730 } 12731 } 12732 12733 /* 12734 * Utility method to unload a list of specified containers 12735 */ 12736 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12737 // Just unmount all valid containers. 12738 for (AsecInstallArgs arg : cidArgs) { 12739 synchronized (mInstallLock) { 12740 arg.doPostDeleteLI(false); 12741 } 12742 } 12743 } 12744 12745 /* 12746 * Unload packages mounted on external media. This involves deleting package 12747 * data from internal structures, sending broadcasts about diabled packages, 12748 * gc'ing to free up references, unmounting all secure containers 12749 * corresponding to packages on external media, and posting a 12750 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12751 * that we always have to post this message if status has been requested no 12752 * matter what. 12753 */ 12754 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12755 final boolean reportStatus) { 12756 if (DEBUG_SD_INSTALL) 12757 Log.i(TAG, "unloading media packages"); 12758 ArrayList<String> pkgList = new ArrayList<String>(); 12759 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12760 final Set<AsecInstallArgs> keys = processCids.keySet(); 12761 for (AsecInstallArgs args : keys) { 12762 String pkgName = args.getPackageName(); 12763 if (DEBUG_SD_INSTALL) 12764 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12765 // Delete package internally 12766 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12767 synchronized (mInstallLock) { 12768 boolean res = deletePackageLI(pkgName, null, false, null, null, 12769 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12770 if (res) { 12771 pkgList.add(pkgName); 12772 } else { 12773 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12774 failedList.add(args); 12775 } 12776 } 12777 } 12778 12779 // reader 12780 synchronized (mPackages) { 12781 // We didn't update the settings after removing each package; 12782 // write them now for all packages. 12783 mSettings.writeLPr(); 12784 } 12785 12786 // We have to absolutely send UPDATED_MEDIA_STATUS only 12787 // after confirming that all the receivers processed the ordered 12788 // broadcast when packages get disabled, force a gc to clean things up. 12789 // and unload all the containers. 12790 if (pkgList.size() > 0) { 12791 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12792 new IIntentReceiver.Stub() { 12793 public void performReceive(Intent intent, int resultCode, String data, 12794 Bundle extras, boolean ordered, boolean sticky, 12795 int sendingUser) throws RemoteException { 12796 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12797 reportStatus ? 1 : 0, 1, keys); 12798 mHandler.sendMessage(msg); 12799 } 12800 }); 12801 } else { 12802 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12803 keys); 12804 mHandler.sendMessage(msg); 12805 } 12806 } 12807 12808 /** Binder call */ 12809 @Override 12810 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12811 final int flags) { 12812 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12813 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12814 int returnCode = PackageManager.MOVE_SUCCEEDED; 12815 int currFlags = 0; 12816 int newFlags = 0; 12817 // reader 12818 synchronized (mPackages) { 12819 PackageParser.Package pkg = mPackages.get(packageName); 12820 if (pkg == null) { 12821 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12822 } else { 12823 // Disable moving fwd locked apps and system packages 12824 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12825 Slog.w(TAG, "Cannot move system application"); 12826 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12827 } else if (pkg.mOperationPending) { 12828 Slog.w(TAG, "Attempt to move package which has pending operations"); 12829 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12830 } else { 12831 // Find install location first 12832 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12833 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12834 Slog.w(TAG, "Ambigous flags specified for move location."); 12835 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12836 } else { 12837 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 12838 : PackageManager.INSTALL_INTERNAL; 12839 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 12840 : PackageManager.INSTALL_INTERNAL; 12841 12842 if (newFlags == currFlags) { 12843 Slog.w(TAG, "No move required. Trying to move to same location"); 12844 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12845 } else { 12846 if (isForwardLocked(pkg)) { 12847 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12848 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12849 } 12850 } 12851 } 12852 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12853 pkg.mOperationPending = true; 12854 } 12855 } 12856 } 12857 12858 /* 12859 * TODO this next block probably shouldn't be inside the lock. We 12860 * can't guarantee these won't change after this is fired off 12861 * anyway. 12862 */ 12863 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12864 processPendingMove(new MoveParams(null, observer, 0, packageName, null, -1, user, false), 12865 returnCode); 12866 } else { 12867 Message msg = mHandler.obtainMessage(INIT_COPY); 12868 final String[] instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 12869 final boolean multiArch = isMultiArch(pkg.applicationInfo); 12870 InstallArgs srcArgs = createInstallArgsForExisting(currFlags, 12871 pkg.applicationInfo.getCodePath(), pkg.applicationInfo.getResourcePath(), 12872 pkg.applicationInfo.nativeLibraryRootDir, instructionSets, multiArch); 12873 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 12874 instructionSets, pkg.applicationInfo.uid, user, multiArch); 12875 msg.obj = mp; 12876 mHandler.sendMessage(msg); 12877 } 12878 } 12879 } 12880 12881 private void processPendingMove(final MoveParams mp, final int currentStatus) { 12882 // Queue up an async operation since the package deletion may take a 12883 // little while. 12884 mHandler.post(new Runnable() { 12885 public void run() { 12886 // TODO fix this; this does nothing. 12887 mHandler.removeCallbacks(this); 12888 int returnCode = currentStatus; 12889 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 12890 int uidArr[] = null; 12891 ArrayList<String> pkgList = null; 12892 synchronized (mPackages) { 12893 PackageParser.Package pkg = mPackages.get(mp.packageName); 12894 if (pkg == null) { 12895 Slog.w(TAG, " Package " + mp.packageName 12896 + " doesn't exist. Aborting move"); 12897 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12898 } else if (!mp.srcArgs.getCodePath().equals( 12899 pkg.applicationInfo.getCodePath())) { 12900 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 12901 + mp.srcArgs.getCodePath() + " to " 12902 + pkg.applicationInfo.getCodePath() 12903 + " Aborting move and returning error"); 12904 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12905 } else { 12906 uidArr = new int[] { 12907 pkg.applicationInfo.uid 12908 }; 12909 pkgList = new ArrayList<String>(); 12910 pkgList.add(mp.packageName); 12911 } 12912 } 12913 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12914 // Send resources unavailable broadcast 12915 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 12916 // Update package code and resource paths 12917 synchronized (mInstallLock) { 12918 synchronized (mPackages) { 12919 PackageParser.Package pkg = mPackages.get(mp.packageName); 12920 // Recheck for package again. 12921 if (pkg == null) { 12922 Slog.w(TAG, " Package " + mp.packageName 12923 + " doesn't exist. Aborting move"); 12924 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12925 } else if (!mp.srcArgs.getCodePath().equals( 12926 pkg.applicationInfo.getCodePath())) { 12927 Slog.w(TAG, "Package " + mp.packageName 12928 + " code path changed from " + mp.srcArgs.getCodePath() 12929 + " to " + pkg.applicationInfo.getCodePath() 12930 + " Aborting move and returning error"); 12931 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12932 } else { 12933 final String oldCodePath = pkg.codePath; 12934 final String newCodePath = mp.targetArgs.getCodePath(); 12935 final String newResPath = mp.targetArgs.getResourcePath(); 12936 // TODO: This assumes the new style of installation. 12937 // should we look at legacyNativeLibraryPath ? 12938 final String newNativeRoot = new File(pkg.codePath, LIB_DIR_NAME).getAbsolutePath(); 12939 final File newNativeDir = new File(newNativeRoot); 12940 12941 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 12942 // TODO(multiArch): Fix this so that it looks at the existing 12943 // recorded CPU abis from the package. There's no need for a separate 12944 // round of ABI scanning here. 12945 NativeLibraryHelper.Handle handle = null; 12946 try { 12947 handle = NativeLibraryHelper.Handle.create( 12948 new File(newCodePath)); 12949 final int abi = NativeLibraryHelper.findSupportedAbi( 12950 handle, Build.SUPPORTED_ABIS); 12951 if (abi >= 0) { 12952 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 12953 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 12954 } 12955 } catch (IOException ioe) { 12956 Slog.w(TAG, "Unable to extract native libs for package :" 12957 + mp.packageName, ioe); 12958 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12959 } finally { 12960 IoUtils.closeQuietly(handle); 12961 } 12962 } 12963 12964 final int[] users = sUserManager.getUserIds(); 12965 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12966 for (int user : users) { 12967 // TODO(multiArch): Fix this so that it links to the 12968 // correct directory. We're currently pointing to root. but we 12969 // must point to the arch specific subdirectory (if applicable). 12970 // 12971 // TODO(multiArch): Bogus reference to nativeLibraryDir. 12972 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 12973 newNativeRoot, user) < 0) { 12974 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12975 } 12976 } 12977 } 12978 12979 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12980 pkg.codePath = newCodePath; 12981 pkg.baseCodePath = newCodePath; 12982 // Move dex files around 12983 if (moveDexFilesLI(oldCodePath, pkg) != PackageManager.INSTALL_SUCCEEDED) { 12984 // Moving of dex files failed. Set 12985 // error code and abort move. 12986 pkg.codePath = oldCodePath; 12987 pkg.baseCodePath = oldCodePath; 12988 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12989 } 12990 } 12991 12992 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12993 pkg.applicationInfo.setCodePath(newCodePath); 12994 pkg.applicationInfo.setBaseCodePath(newCodePath); 12995 pkg.applicationInfo.setSplitCodePaths(null); 12996 pkg.applicationInfo.setResourcePath(newResPath); 12997 pkg.applicationInfo.setBaseResourcePath(newResPath); 12998 pkg.applicationInfo.setSplitResourcePaths(null); 12999 13000 PackageSetting ps = (PackageSetting) pkg.mExtras; 13001 ps.codePath = new File(pkg.applicationInfo.getCodePath()); 13002 ps.codePathString = ps.codePath.getPath(); 13003 ps.resourcePath = new File(pkg.applicationInfo.getResourcePath()); 13004 ps.resourcePathString = ps.resourcePath.getPath(); 13005 13006 // Note that we don't have to recalculate the primary and secondary 13007 // CPU ABIs because they must already have been calculated during the 13008 // initial install of the app. 13009 ps.legacyNativeLibraryPathString = null; 13010 13011 // Set the application info flag 13012 // correctly. 13013 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 13014 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13015 } else { 13016 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13017 } 13018 ps.setFlags(pkg.applicationInfo.flags); 13019 mAppDirs.remove(oldCodePath); 13020 mAppDirs.put(newCodePath, pkg); 13021 // Persist settings 13022 mSettings.writeLPr(); 13023 } 13024 } 13025 } 13026 } 13027 // Send resources available broadcast 13028 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13029 } 13030 } 13031 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 13032 // Clean up failed installation 13033 if (mp.targetArgs != null) { 13034 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 13035 -1); 13036 } 13037 } else { 13038 // Force a gc to clear things up. 13039 Runtime.getRuntime().gc(); 13040 // Delete older code 13041 synchronized (mInstallLock) { 13042 mp.srcArgs.doPostDeleteLI(true); 13043 } 13044 } 13045 13046 // Allow more operations on this file if we didn't fail because 13047 // an operation was already pending for this package. 13048 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 13049 synchronized (mPackages) { 13050 PackageParser.Package pkg = mPackages.get(mp.packageName); 13051 if (pkg != null) { 13052 pkg.mOperationPending = false; 13053 } 13054 } 13055 } 13056 13057 IPackageMoveObserver observer = mp.observer; 13058 if (observer != null) { 13059 try { 13060 observer.packageMoved(mp.packageName, returnCode); 13061 } catch (RemoteException e) { 13062 Log.i(TAG, "Observer no longer exists."); 13063 } 13064 } 13065 } 13066 }); 13067 } 13068 13069 @Override 13070 public boolean setInstallLocation(int loc) { 13071 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 13072 null); 13073 if (getInstallLocation() == loc) { 13074 return true; 13075 } 13076 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 13077 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 13078 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 13079 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 13080 return true; 13081 } 13082 return false; 13083 } 13084 13085 @Override 13086 public int getInstallLocation() { 13087 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13088 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 13089 PackageHelper.APP_INSTALL_AUTO); 13090 } 13091 13092 /** Called by UserManagerService */ 13093 void cleanUpUserLILPw(int userHandle) { 13094 mDirtyUsers.remove(userHandle); 13095 mSettings.removeUserLPw(userHandle); 13096 mPendingBroadcasts.remove(userHandle); 13097 if (mInstaller != null) { 13098 // Technically, we shouldn't be doing this with the package lock 13099 // held. However, this is very rare, and there is already so much 13100 // other disk I/O going on, that we'll let it slide for now. 13101 mInstaller.removeUserDataDirs(userHandle); 13102 } 13103 mUserNeedsBadging.delete(userHandle); 13104 } 13105 13106 /** Called by UserManagerService */ 13107 void createNewUserLILPw(int userHandle, File path) { 13108 if (mInstaller != null) { 13109 mInstaller.createUserConfig(userHandle); 13110 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13111 } 13112 } 13113 13114 @Override 13115 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13116 mContext.enforceCallingOrSelfPermission( 13117 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13118 "Only package verification agents can read the verifier device identity"); 13119 13120 synchronized (mPackages) { 13121 return mSettings.getVerifierDeviceIdentityLPw(); 13122 } 13123 } 13124 13125 @Override 13126 public void setPermissionEnforced(String permission, boolean enforced) { 13127 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13128 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13129 synchronized (mPackages) { 13130 if (mSettings.mReadExternalStorageEnforced == null 13131 || mSettings.mReadExternalStorageEnforced != enforced) { 13132 mSettings.mReadExternalStorageEnforced = enforced; 13133 mSettings.writeLPr(); 13134 } 13135 } 13136 // kill any non-foreground processes so we restart them and 13137 // grant/revoke the GID. 13138 final IActivityManager am = ActivityManagerNative.getDefault(); 13139 if (am != null) { 13140 final long token = Binder.clearCallingIdentity(); 13141 try { 13142 am.killProcessesBelowForeground("setPermissionEnforcement"); 13143 } catch (RemoteException e) { 13144 } finally { 13145 Binder.restoreCallingIdentity(token); 13146 } 13147 } 13148 } else { 13149 throw new IllegalArgumentException("No selective enforcement for " + permission); 13150 } 13151 } 13152 13153 @Override 13154 @Deprecated 13155 public boolean isPermissionEnforced(String permission) { 13156 return true; 13157 } 13158 13159 @Override 13160 public boolean isStorageLow() { 13161 final long token = Binder.clearCallingIdentity(); 13162 try { 13163 final DeviceStorageMonitorInternal 13164 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13165 if (dsm != null) { 13166 return dsm.isMemoryLow(); 13167 } else { 13168 return false; 13169 } 13170 } finally { 13171 Binder.restoreCallingIdentity(token); 13172 } 13173 } 13174 13175 @Override 13176 public IPackageInstaller getPackageInstaller() { 13177 return mInstallerService; 13178 } 13179 13180 private boolean userNeedsBadging(int userId) { 13181 int index = mUserNeedsBadging.indexOfKey(userId); 13182 if (index < 0) { 13183 final UserInfo userInfo; 13184 final long token = Binder.clearCallingIdentity(); 13185 try { 13186 userInfo = sUserManager.getUserInfo(userId); 13187 } finally { 13188 Binder.restoreCallingIdentity(token); 13189 } 13190 final boolean b; 13191 if (userInfo != null && userInfo.isManagedProfile()) { 13192 b = true; 13193 } else { 13194 b = false; 13195 } 13196 mUserNeedsBadging.put(userId, b); 13197 return b; 13198 } 13199 return mUserNeedsBadging.valueAt(index); 13200 } 13201} 13202