PackageManagerService.java revision 7dba6eb3ac4fd6c8195cb0d0425866de50a9e114
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_CPU_ABI_INCOMPATIBLE; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 37import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 38import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 39import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 44import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 47import static android.content.pm.PackageParser.isApkFile; 48import static android.os.Process.PACKAGE_INFO_GID; 49import static android.os.Process.SYSTEM_UID; 50import static android.system.OsConstants.O_CREAT; 51import static android.system.OsConstants.O_RDWR; 52import static android.system.OsConstants.S_IRGRP; 53import static android.system.OsConstants.S_IROTH; 54import static android.system.OsConstants.S_IRWXU; 55import static android.system.OsConstants.S_IXGRP; 56import static android.system.OsConstants.S_IXOTH; 57import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 58import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 59import static com.android.internal.util.ArrayUtils.appendInt; 60import static com.android.internal.util.ArrayUtils.removeInt; 61 62import android.util.ArrayMap; 63 64import com.android.internal.R; 65import com.android.internal.app.IMediaContainerService; 66import com.android.internal.app.ResolverActivity; 67import com.android.internal.content.NativeLibraryHelper; 68import com.android.internal.content.PackageHelper; 69import com.android.internal.os.IParcelFileDescriptorFactory; 70import com.android.internal.util.ArrayUtils; 71import com.android.internal.util.FastPrintWriter; 72import com.android.internal.util.FastXmlSerializer; 73import com.android.internal.util.IndentingPrintWriter; 74import com.android.internal.util.Preconditions; 75import com.android.server.EventLogTags; 76import com.android.server.IntentResolver; 77import com.android.server.LocalServices; 78import com.android.server.ServiceThread; 79import com.android.server.SystemConfig; 80import com.android.server.Watchdog; 81import com.android.server.pm.Settings.DatabaseVersion; 82import com.android.server.storage.DeviceStorageMonitorInternal; 83 84import org.xmlpull.v1.XmlSerializer; 85 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.IActivityManager; 89import android.app.admin.IDevicePolicyManager; 90import android.app.backup.IBackupManager; 91import android.content.BroadcastReceiver; 92import android.content.ComponentName; 93import android.content.Context; 94import android.content.IIntentReceiver; 95import android.content.Intent; 96import android.content.IntentFilter; 97import android.content.IntentSender; 98import android.content.IntentSender.SendIntentException; 99import android.content.ServiceConnection; 100import android.content.pm.ActivityInfo; 101import android.content.pm.ApplicationInfo; 102import android.content.pm.FeatureInfo; 103import android.content.pm.IPackageDataObserver; 104import android.content.pm.IPackageDeleteObserver; 105import android.content.pm.IPackageInstallObserver2; 106import android.content.pm.IPackageInstaller; 107import android.content.pm.IPackageManager; 108import android.content.pm.IPackageMoveObserver; 109import android.content.pm.IPackageStatsObserver; 110import android.content.pm.InstallSessionParams; 111import android.content.pm.InstrumentationInfo; 112import android.content.pm.ManifestDigest; 113import android.content.pm.PackageCleanItem; 114import android.content.pm.PackageInfo; 115import android.content.pm.PackageInfoLite; 116import android.content.pm.PackageManager; 117import android.content.pm.PackageParser.ActivityIntentInfo; 118import android.content.pm.PackageParser.PackageLite; 119import android.content.pm.PackageParser.PackageParserException; 120import android.content.pm.PackageParser; 121import android.content.pm.PackageStats; 122import android.content.pm.PackageUserState; 123import android.content.pm.ParceledListSlice; 124import android.content.pm.PermissionGroupInfo; 125import android.content.pm.PermissionInfo; 126import android.content.pm.ProviderInfo; 127import android.content.pm.ResolveInfo; 128import android.content.pm.ServiceInfo; 129import android.content.pm.Signature; 130import android.content.pm.UserInfo; 131import android.content.pm.VerificationParams; 132import android.content.pm.VerifierDeviceIdentity; 133import android.content.pm.VerifierInfo; 134import android.content.res.Resources; 135import android.hardware.display.DisplayManager; 136import android.net.Uri; 137import android.os.Binder; 138import android.os.Build; 139import android.os.Bundle; 140import android.os.Environment; 141import android.os.Environment.UserEnvironment; 142import android.os.FileObserver; 143import android.os.FileUtils; 144import android.os.Handler; 145import android.os.IBinder; 146import android.os.Looper; 147import android.os.Message; 148import android.os.Parcel; 149import android.os.ParcelFileDescriptor; 150import android.os.Process; 151import android.os.RemoteException; 152import android.os.SELinux; 153import android.os.ServiceManager; 154import android.os.SystemClock; 155import android.os.SystemProperties; 156import android.os.UserHandle; 157import android.os.UserManager; 158import android.security.KeyStore; 159import android.security.SystemKeyStore; 160import android.system.ErrnoException; 161import android.system.Os; 162import android.system.StructStat; 163import android.text.TextUtils; 164import android.util.ArraySet; 165import android.util.AtomicFile; 166import android.util.DisplayMetrics; 167import android.util.EventLog; 168import android.util.ExceptionUtils; 169import android.util.Log; 170import android.util.LogPrinter; 171import android.util.PrintStreamPrinter; 172import android.util.Slog; 173import android.util.SparseArray; 174import android.util.SparseBooleanArray; 175import android.view.Display; 176 177import java.io.BufferedInputStream; 178import java.io.BufferedOutputStream; 179import java.io.File; 180import java.io.FileDescriptor; 181import java.io.FileInputStream; 182import java.io.FileNotFoundException; 183import java.io.FileOutputStream; 184import java.io.FilenameFilter; 185import java.io.IOException; 186import java.io.InputStream; 187import java.io.PrintWriter; 188import java.nio.charset.StandardCharsets; 189import java.security.NoSuchAlgorithmException; 190import java.security.PublicKey; 191import java.security.cert.CertificateEncodingException; 192import java.security.cert.CertificateException; 193import java.text.SimpleDateFormat; 194import java.util.ArrayList; 195import java.util.Arrays; 196import java.util.Collection; 197import java.util.Collections; 198import java.util.Comparator; 199import java.util.Date; 200import java.util.HashMap; 201import java.util.HashSet; 202import java.util.Iterator; 203import java.util.List; 204import java.util.Map; 205import java.util.Set; 206import java.util.concurrent.atomic.AtomicBoolean; 207import java.util.concurrent.atomic.AtomicLong; 208 209import dalvik.system.DexFile; 210import dalvik.system.StaleDexCacheError; 211import dalvik.system.VMRuntime; 212 213import libcore.io.IoUtils; 214 215/** 216 * Keep track of all those .apks everywhere. 217 * 218 * This is very central to the platform's security; please run the unit 219 * tests whenever making modifications here: 220 * 221mmm frameworks/base/tests/AndroidTests 222adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 223adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 224 * 225 * {@hide} 226 */ 227public class PackageManagerService extends IPackageManager.Stub { 228 static final String TAG = "PackageManager"; 229 static final boolean DEBUG_SETTINGS = false; 230 static final boolean DEBUG_PREFERRED = false; 231 static final boolean DEBUG_UPGRADE = false; 232 private static final boolean DEBUG_INSTALL = false; 233 private static final boolean DEBUG_REMOVE = false; 234 private static final boolean DEBUG_BROADCASTS = false; 235 private static final boolean DEBUG_SHOW_INFO = false; 236 private static final boolean DEBUG_PACKAGE_INFO = false; 237 private static final boolean DEBUG_INTENT_MATCHING = false; 238 private static final boolean DEBUG_PACKAGE_SCANNING = false; 239 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 240 private static final boolean DEBUG_VERIFY = false; 241 private static final boolean DEBUG_DEXOPT = false; 242 private static final boolean DEBUG_ABI_SELECTION = false; 243 244 private static final int RADIO_UID = Process.PHONE_UID; 245 private static final int LOG_UID = Process.LOG_UID; 246 private static final int NFC_UID = Process.NFC_UID; 247 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 248 private static final int SHELL_UID = Process.SHELL_UID; 249 250 // Cap the size of permission trees that 3rd party apps can define 251 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 252 253 private static final int REMOVE_EVENTS = 254 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 255 private static final int ADD_EVENTS = 256 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 257 258 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 259 // Suffix used during package installation when copying/moving 260 // package apks to install directory. 261 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 262 263 static final int SCAN_MONITOR = 1<<0; 264 static final int SCAN_NO_DEX = 1<<1; 265 static final int SCAN_FORCE_DEX = 1<<2; 266 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 267 static final int SCAN_NEW_INSTALL = 1<<4; 268 static final int SCAN_NO_PATHS = 1<<5; 269 static final int SCAN_UPDATE_TIME = 1<<6; 270 static final int SCAN_DEFER_DEX = 1<<7; 271 static final int SCAN_BOOTING = 1<<8; 272 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 273 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 274 275 static final int REMOVE_CHATTY = 1<<16; 276 277 /** 278 * Timeout (in milliseconds) after which the watchdog should declare that 279 * our handler thread is wedged. The usual default for such things is one 280 * minute but we sometimes do very lengthy I/O operations on this thread, 281 * such as installing multi-gigabyte applications, so ours needs to be longer. 282 */ 283 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 284 285 /** 286 * Whether verification is enabled by default. 287 */ 288 private static final boolean DEFAULT_VERIFY_ENABLE = true; 289 290 /** 291 * The default maximum time to wait for the verification agent to return in 292 * milliseconds. 293 */ 294 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 295 296 /** 297 * The default response for package verification timeout. 298 * 299 * This can be either PackageManager.VERIFICATION_ALLOW or 300 * PackageManager.VERIFICATION_REJECT. 301 */ 302 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 303 304 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 305 306 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 307 DEFAULT_CONTAINER_PACKAGE, 308 "com.android.defcontainer.DefaultContainerService"); 309 310 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 311 312 private static final String LIB_DIR_NAME = "lib"; 313 private static final String LIB64_DIR_NAME = "lib64"; 314 315 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 316 317 static final String mTempContainerPrefix = "smdl2tmp"; 318 319 private static String sPreferredInstructionSet; 320 321 final ServiceThread mHandlerThread; 322 323 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 324 private static final String IDMAP_SUFFIX = "@idmap"; 325 326 final PackageHandler mHandler; 327 328 final int mSdkVersion = Build.VERSION.SDK_INT; 329 330 final Context mContext; 331 final boolean mFactoryTest; 332 final boolean mOnlyCore; 333 final DisplayMetrics mMetrics; 334 final int mDefParseFlags; 335 final String[] mSeparateProcesses; 336 337 // This is where all application persistent data goes. 338 final File mAppDataDir; 339 340 // This is where all application persistent data goes for secondary users. 341 final File mUserAppDataDir; 342 343 /** The location for ASEC container files on internal storage. */ 344 final String mAsecInternalPath; 345 346 // This is the object monitoring the framework dir. 347 final FileObserver mFrameworkInstallObserver; 348 349 // This is the object monitoring the system app dir. 350 final FileObserver mSystemInstallObserver; 351 352 // This is the object monitoring the privileged system app dir. 353 final FileObserver mPrivilegedInstallObserver; 354 355 // This is the object monitoring the vendor app dir. 356 final FileObserver mVendorInstallObserver; 357 358 // This is the object monitoring the vendor overlay package dir. 359 final FileObserver mVendorOverlayInstallObserver; 360 361 // This is the object monitoring the OEM app dir. 362 final FileObserver mOemInstallObserver; 363 364 // This is the object monitoring mAppInstallDir. 365 final FileObserver mAppInstallObserver; 366 367 // This is the object monitoring mDrmAppPrivateInstallDir. 368 final FileObserver mDrmAppInstallObserver; 369 370 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 371 // LOCK HELD. Can be called with mInstallLock held. 372 final Installer mInstaller; 373 374 /** Directory where installed third-party apps stored */ 375 final File mAppInstallDir; 376 377 /** 378 * Directory to which applications installed internally have their 379 * 32 bit native libraries copied. 380 */ 381 private File mAppLib32InstallDir; 382 383 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 384 // apps. 385 final File mDrmAppPrivateInstallDir; 386 387 // ---------------------------------------------------------------- 388 389 // Lock for state used when installing and doing other long running 390 // operations. Methods that must be called with this lock held have 391 // the suffix "LI". 392 final Object mInstallLock = new Object(); 393 394 // These are the directories in the 3rd party applications installed dir 395 // that we have currently loaded packages from. Keys are the application's 396 // installed zip file (absolute codePath), and values are Package. 397 final HashMap<String, PackageParser.Package> mAppDirs = 398 new HashMap<String, PackageParser.Package>(); 399 400 // ---------------------------------------------------------------- 401 402 // Keys are String (package name), values are Package. This also serves 403 // as the lock for the global state. Methods that must be called with 404 // this lock held have the prefix "LP". 405 final HashMap<String, PackageParser.Package> mPackages = 406 new HashMap<String, PackageParser.Package>(); 407 408 // Tracks available target package names -> overlay package paths. 409 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 410 new HashMap<String, HashMap<String, PackageParser.Package>>(); 411 412 final Settings mSettings; 413 boolean mRestoredSettings; 414 415 // System configuration read by SystemConfig. 416 final int[] mGlobalGids; 417 final SparseArray<HashSet<String>> mSystemPermissions; 418 final HashMap<String, FeatureInfo> mAvailableFeatures; 419 420 // If mac_permissions.xml was found for seinfo labeling. 421 boolean mFoundPolicyFile; 422 423 // If a recursive restorecon of /data/data/<pkg> is needed. 424 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 425 426 public static final class SharedLibraryEntry { 427 public final String path; 428 public final String apk; 429 430 SharedLibraryEntry(String _path, String _apk) { 431 path = _path; 432 apk = _apk; 433 } 434 } 435 436 // Currently known shared libraries. 437 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 438 new HashMap<String, SharedLibraryEntry>(); 439 440 // All available activities, for your resolving pleasure. 441 final ActivityIntentResolver mActivities = 442 new ActivityIntentResolver(); 443 444 // All available receivers, for your resolving pleasure. 445 final ActivityIntentResolver mReceivers = 446 new ActivityIntentResolver(); 447 448 // All available services, for your resolving pleasure. 449 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 450 451 // All available providers, for your resolving pleasure. 452 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 453 454 // Mapping from provider base names (first directory in content URI codePath) 455 // to the provider information. 456 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 457 new HashMap<String, PackageParser.Provider>(); 458 459 // Mapping from instrumentation class names to info about them. 460 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 461 new HashMap<ComponentName, PackageParser.Instrumentation>(); 462 463 // Mapping from permission names to info about them. 464 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 465 new HashMap<String, PackageParser.PermissionGroup>(); 466 467 // Packages whose data we have transfered into another package, thus 468 // should no longer exist. 469 final HashSet<String> mTransferedPackages = new HashSet<String>(); 470 471 // Broadcast actions that are only available to the system. 472 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 473 474 /** List of packages waiting for verification. */ 475 final SparseArray<PackageVerificationState> mPendingVerification 476 = new SparseArray<PackageVerificationState>(); 477 478 final PackageInstallerService mInstallerService; 479 480 HashSet<PackageParser.Package> mDeferredDexOpt = null; 481 482 // Cache of users who need badging. 483 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 484 485 /** Token for keys in mPendingVerification. */ 486 private int mPendingVerificationToken = 0; 487 488 boolean mSystemReady; 489 boolean mSafeMode; 490 boolean mHasSystemUidErrors; 491 492 ApplicationInfo mAndroidApplication; 493 final ActivityInfo mResolveActivity = new ActivityInfo(); 494 final ResolveInfo mResolveInfo = new ResolveInfo(); 495 ComponentName mResolveComponentName; 496 PackageParser.Package mPlatformPackage; 497 ComponentName mCustomResolverComponentName; 498 499 boolean mResolverReplaced = false; 500 501 // Set of pending broadcasts for aggregating enable/disable of components. 502 static class PendingPackageBroadcasts { 503 // for each user id, a map of <package name -> components within that package> 504 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 505 506 public PendingPackageBroadcasts() { 507 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 508 } 509 510 public ArrayList<String> get(int userId, String packageName) { 511 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 512 return packages.get(packageName); 513 } 514 515 public void put(int userId, String packageName, ArrayList<String> components) { 516 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 517 packages.put(packageName, components); 518 } 519 520 public void remove(int userId, String packageName) { 521 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 522 if (packages != null) { 523 packages.remove(packageName); 524 } 525 } 526 527 public void remove(int userId) { 528 mUidMap.remove(userId); 529 } 530 531 public int userIdCount() { 532 return mUidMap.size(); 533 } 534 535 public int userIdAt(int n) { 536 return mUidMap.keyAt(n); 537 } 538 539 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 540 return mUidMap.get(userId); 541 } 542 543 public int size() { 544 // total number of pending broadcast entries across all userIds 545 int num = 0; 546 for (int i = 0; i< mUidMap.size(); i++) { 547 num += mUidMap.valueAt(i).size(); 548 } 549 return num; 550 } 551 552 public void clear() { 553 mUidMap.clear(); 554 } 555 556 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 557 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 558 if (map == null) { 559 map = new HashMap<String, ArrayList<String>>(); 560 mUidMap.put(userId, map); 561 } 562 return map; 563 } 564 } 565 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 566 567 // Service Connection to remote media container service to copy 568 // package uri's from external media onto secure containers 569 // or internal storage. 570 private IMediaContainerService mContainerService = null; 571 572 static final int SEND_PENDING_BROADCAST = 1; 573 static final int MCS_BOUND = 3; 574 static final int END_COPY = 4; 575 static final int INIT_COPY = 5; 576 static final int MCS_UNBIND = 6; 577 static final int START_CLEANING_PACKAGE = 7; 578 static final int FIND_INSTALL_LOC = 8; 579 static final int POST_INSTALL = 9; 580 static final int MCS_RECONNECT = 10; 581 static final int MCS_GIVE_UP = 11; 582 static final int UPDATED_MEDIA_STATUS = 12; 583 static final int WRITE_SETTINGS = 13; 584 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 585 static final int PACKAGE_VERIFIED = 15; 586 static final int CHECK_PENDING_VERIFICATION = 16; 587 588 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 589 590 // Delay time in millisecs 591 static final int BROADCAST_DELAY = 10 * 1000; 592 593 static UserManagerService sUserManager; 594 595 // Stores a list of users whose package restrictions file needs to be updated 596 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 597 598 final private DefaultContainerConnection mDefContainerConn = 599 new DefaultContainerConnection(); 600 class DefaultContainerConnection implements ServiceConnection { 601 public void onServiceConnected(ComponentName name, IBinder service) { 602 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 603 IMediaContainerService imcs = 604 IMediaContainerService.Stub.asInterface(service); 605 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 606 } 607 608 public void onServiceDisconnected(ComponentName name) { 609 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 610 } 611 }; 612 613 // Recordkeeping of restore-after-install operations that are currently in flight 614 // between the Package Manager and the Backup Manager 615 class PostInstallData { 616 public InstallArgs args; 617 public PackageInstalledInfo res; 618 619 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 620 args = _a; 621 res = _r; 622 } 623 }; 624 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 625 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 626 627 private final String mRequiredVerifierPackage; 628 629 private final PackageUsage mPackageUsage = new PackageUsage(); 630 631 private class PackageUsage { 632 private static final int WRITE_INTERVAL 633 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 634 635 private final Object mFileLock = new Object(); 636 private final AtomicLong mLastWritten = new AtomicLong(0); 637 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 638 639 private boolean mIsHistoricalPackageUsageAvailable = true; 640 641 boolean isHistoricalPackageUsageAvailable() { 642 return mIsHistoricalPackageUsageAvailable; 643 } 644 645 void write(boolean force) { 646 if (force) { 647 writeInternal(); 648 return; 649 } 650 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 651 && !DEBUG_DEXOPT) { 652 return; 653 } 654 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 655 new Thread("PackageUsage_DiskWriter") { 656 @Override 657 public void run() { 658 try { 659 writeInternal(); 660 } finally { 661 mBackgroundWriteRunning.set(false); 662 } 663 } 664 }.start(); 665 } 666 } 667 668 private void writeInternal() { 669 synchronized (mPackages) { 670 synchronized (mFileLock) { 671 AtomicFile file = getFile(); 672 FileOutputStream f = null; 673 try { 674 f = file.startWrite(); 675 BufferedOutputStream out = new BufferedOutputStream(f); 676 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 677 StringBuilder sb = new StringBuilder(); 678 for (PackageParser.Package pkg : mPackages.values()) { 679 if (pkg.mLastPackageUsageTimeInMills == 0) { 680 continue; 681 } 682 sb.setLength(0); 683 sb.append(pkg.packageName); 684 sb.append(' '); 685 sb.append((long)pkg.mLastPackageUsageTimeInMills); 686 sb.append('\n'); 687 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 688 } 689 out.flush(); 690 file.finishWrite(f); 691 } catch (IOException e) { 692 if (f != null) { 693 file.failWrite(f); 694 } 695 Log.e(TAG, "Failed to write package usage times", e); 696 } 697 } 698 } 699 mLastWritten.set(SystemClock.elapsedRealtime()); 700 } 701 702 void readLP() { 703 synchronized (mFileLock) { 704 AtomicFile file = getFile(); 705 BufferedInputStream in = null; 706 try { 707 in = new BufferedInputStream(file.openRead()); 708 StringBuffer sb = new StringBuffer(); 709 while (true) { 710 String packageName = readToken(in, sb, ' '); 711 if (packageName == null) { 712 break; 713 } 714 String timeInMillisString = readToken(in, sb, '\n'); 715 if (timeInMillisString == null) { 716 throw new IOException("Failed to find last usage time for package " 717 + packageName); 718 } 719 PackageParser.Package pkg = mPackages.get(packageName); 720 if (pkg == null) { 721 continue; 722 } 723 long timeInMillis; 724 try { 725 timeInMillis = Long.parseLong(timeInMillisString.toString()); 726 } catch (NumberFormatException e) { 727 throw new IOException("Failed to parse " + timeInMillisString 728 + " as a long.", e); 729 } 730 pkg.mLastPackageUsageTimeInMills = timeInMillis; 731 } 732 } catch (FileNotFoundException expected) { 733 mIsHistoricalPackageUsageAvailable = false; 734 } catch (IOException e) { 735 Log.w(TAG, "Failed to read package usage times", e); 736 } finally { 737 IoUtils.closeQuietly(in); 738 } 739 } 740 mLastWritten.set(SystemClock.elapsedRealtime()); 741 } 742 743 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 744 throws IOException { 745 sb.setLength(0); 746 while (true) { 747 int ch = in.read(); 748 if (ch == -1) { 749 if (sb.length() == 0) { 750 return null; 751 } 752 throw new IOException("Unexpected EOF"); 753 } 754 if (ch == endOfToken) { 755 return sb.toString(); 756 } 757 sb.append((char)ch); 758 } 759 } 760 761 private AtomicFile getFile() { 762 File dataDir = Environment.getDataDirectory(); 763 File systemDir = new File(dataDir, "system"); 764 File fname = new File(systemDir, "package-usage.list"); 765 return new AtomicFile(fname); 766 } 767 } 768 769 class PackageHandler extends Handler { 770 private boolean mBound = false; 771 final ArrayList<HandlerParams> mPendingInstalls = 772 new ArrayList<HandlerParams>(); 773 774 private boolean connectToService() { 775 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 776 " DefaultContainerService"); 777 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 778 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 779 if (mContext.bindServiceAsUser(service, mDefContainerConn, 780 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 781 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 782 mBound = true; 783 return true; 784 } 785 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 786 return false; 787 } 788 789 private void disconnectService() { 790 mContainerService = null; 791 mBound = false; 792 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 793 mContext.unbindService(mDefContainerConn); 794 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 795 } 796 797 PackageHandler(Looper looper) { 798 super(looper); 799 } 800 801 public void handleMessage(Message msg) { 802 try { 803 doHandleMessage(msg); 804 } finally { 805 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 806 } 807 } 808 809 void doHandleMessage(Message msg) { 810 switch (msg.what) { 811 case INIT_COPY: { 812 HandlerParams params = (HandlerParams) msg.obj; 813 int idx = mPendingInstalls.size(); 814 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 815 // If a bind was already initiated we dont really 816 // need to do anything. The pending install 817 // will be processed later on. 818 if (!mBound) { 819 // If this is the only one pending we might 820 // have to bind to the service again. 821 if (!connectToService()) { 822 Slog.e(TAG, "Failed to bind to media container service"); 823 params.serviceError(); 824 return; 825 } else { 826 // Once we bind to the service, the first 827 // pending request will be processed. 828 mPendingInstalls.add(idx, params); 829 } 830 } else { 831 mPendingInstalls.add(idx, params); 832 // Already bound to the service. Just make 833 // sure we trigger off processing the first request. 834 if (idx == 0) { 835 mHandler.sendEmptyMessage(MCS_BOUND); 836 } 837 } 838 break; 839 } 840 case MCS_BOUND: { 841 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 842 if (msg.obj != null) { 843 mContainerService = (IMediaContainerService) msg.obj; 844 } 845 if (mContainerService == null) { 846 // Something seriously wrong. Bail out 847 Slog.e(TAG, "Cannot bind to media container service"); 848 for (HandlerParams params : mPendingInstalls) { 849 // Indicate service bind error 850 params.serviceError(); 851 } 852 mPendingInstalls.clear(); 853 } else if (mPendingInstalls.size() > 0) { 854 HandlerParams params = mPendingInstalls.get(0); 855 if (params != null) { 856 if (params.startCopy()) { 857 // We are done... look for more work or to 858 // go idle. 859 if (DEBUG_SD_INSTALL) Log.i(TAG, 860 "Checking for more work or unbind..."); 861 // Delete pending install 862 if (mPendingInstalls.size() > 0) { 863 mPendingInstalls.remove(0); 864 } 865 if (mPendingInstalls.size() == 0) { 866 if (mBound) { 867 if (DEBUG_SD_INSTALL) Log.i(TAG, 868 "Posting delayed MCS_UNBIND"); 869 removeMessages(MCS_UNBIND); 870 Message ubmsg = obtainMessage(MCS_UNBIND); 871 // Unbind after a little delay, to avoid 872 // continual thrashing. 873 sendMessageDelayed(ubmsg, 10000); 874 } 875 } else { 876 // There are more pending requests in queue. 877 // Just post MCS_BOUND message to trigger processing 878 // of next pending install. 879 if (DEBUG_SD_INSTALL) Log.i(TAG, 880 "Posting MCS_BOUND for next work"); 881 mHandler.sendEmptyMessage(MCS_BOUND); 882 } 883 } 884 } 885 } else { 886 // Should never happen ideally. 887 Slog.w(TAG, "Empty queue"); 888 } 889 break; 890 } 891 case MCS_RECONNECT: { 892 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 893 if (mPendingInstalls.size() > 0) { 894 if (mBound) { 895 disconnectService(); 896 } 897 if (!connectToService()) { 898 Slog.e(TAG, "Failed to bind to media container service"); 899 for (HandlerParams params : mPendingInstalls) { 900 // Indicate service bind error 901 params.serviceError(); 902 } 903 mPendingInstalls.clear(); 904 } 905 } 906 break; 907 } 908 case MCS_UNBIND: { 909 // If there is no actual work left, then time to unbind. 910 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 911 912 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 913 if (mBound) { 914 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 915 916 disconnectService(); 917 } 918 } else if (mPendingInstalls.size() > 0) { 919 // There are more pending requests in queue. 920 // Just post MCS_BOUND message to trigger processing 921 // of next pending install. 922 mHandler.sendEmptyMessage(MCS_BOUND); 923 } 924 925 break; 926 } 927 case MCS_GIVE_UP: { 928 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 929 mPendingInstalls.remove(0); 930 break; 931 } 932 case SEND_PENDING_BROADCAST: { 933 String packages[]; 934 ArrayList<String> components[]; 935 int size = 0; 936 int uids[]; 937 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 938 synchronized (mPackages) { 939 if (mPendingBroadcasts == null) { 940 return; 941 } 942 size = mPendingBroadcasts.size(); 943 if (size <= 0) { 944 // Nothing to be done. Just return 945 return; 946 } 947 packages = new String[size]; 948 components = new ArrayList[size]; 949 uids = new int[size]; 950 int i = 0; // filling out the above arrays 951 952 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 953 int packageUserId = mPendingBroadcasts.userIdAt(n); 954 Iterator<Map.Entry<String, ArrayList<String>>> it 955 = mPendingBroadcasts.packagesForUserId(packageUserId) 956 .entrySet().iterator(); 957 while (it.hasNext() && i < size) { 958 Map.Entry<String, ArrayList<String>> ent = it.next(); 959 packages[i] = ent.getKey(); 960 components[i] = ent.getValue(); 961 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 962 uids[i] = (ps != null) 963 ? UserHandle.getUid(packageUserId, ps.appId) 964 : -1; 965 i++; 966 } 967 } 968 size = i; 969 mPendingBroadcasts.clear(); 970 } 971 // Send broadcasts 972 for (int i = 0; i < size; i++) { 973 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 974 } 975 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 976 break; 977 } 978 case START_CLEANING_PACKAGE: { 979 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 980 final String packageName = (String)msg.obj; 981 final int userId = msg.arg1; 982 final boolean andCode = msg.arg2 != 0; 983 synchronized (mPackages) { 984 if (userId == UserHandle.USER_ALL) { 985 int[] users = sUserManager.getUserIds(); 986 for (int user : users) { 987 mSettings.addPackageToCleanLPw( 988 new PackageCleanItem(user, packageName, andCode)); 989 } 990 } else { 991 mSettings.addPackageToCleanLPw( 992 new PackageCleanItem(userId, packageName, andCode)); 993 } 994 } 995 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 996 startCleaningPackages(); 997 } break; 998 case POST_INSTALL: { 999 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1000 PostInstallData data = mRunningInstalls.get(msg.arg1); 1001 mRunningInstalls.delete(msg.arg1); 1002 boolean deleteOld = false; 1003 1004 if (data != null) { 1005 InstallArgs args = data.args; 1006 PackageInstalledInfo res = data.res; 1007 1008 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1009 res.removedInfo.sendBroadcast(false, true, false); 1010 Bundle extras = new Bundle(1); 1011 extras.putInt(Intent.EXTRA_UID, res.uid); 1012 // Determine the set of users who are adding this 1013 // package for the first time vs. those who are seeing 1014 // an update. 1015 int[] firstUsers; 1016 int[] updateUsers = new int[0]; 1017 if (res.origUsers == null || res.origUsers.length == 0) { 1018 firstUsers = res.newUsers; 1019 } else { 1020 firstUsers = new int[0]; 1021 for (int i=0; i<res.newUsers.length; i++) { 1022 int user = res.newUsers[i]; 1023 boolean isNew = true; 1024 for (int j=0; j<res.origUsers.length; j++) { 1025 if (res.origUsers[j] == user) { 1026 isNew = false; 1027 break; 1028 } 1029 } 1030 if (isNew) { 1031 int[] newFirst = new int[firstUsers.length+1]; 1032 System.arraycopy(firstUsers, 0, newFirst, 0, 1033 firstUsers.length); 1034 newFirst[firstUsers.length] = user; 1035 firstUsers = newFirst; 1036 } else { 1037 int[] newUpdate = new int[updateUsers.length+1]; 1038 System.arraycopy(updateUsers, 0, newUpdate, 0, 1039 updateUsers.length); 1040 newUpdate[updateUsers.length] = user; 1041 updateUsers = newUpdate; 1042 } 1043 } 1044 } 1045 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1046 res.pkg.applicationInfo.packageName, 1047 extras, null, null, firstUsers); 1048 final boolean update = res.removedInfo.removedPackage != null; 1049 if (update) { 1050 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1051 } 1052 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1053 res.pkg.applicationInfo.packageName, 1054 extras, null, null, updateUsers); 1055 if (update) { 1056 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1057 res.pkg.applicationInfo.packageName, 1058 extras, null, null, updateUsers); 1059 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1060 null, null, 1061 res.pkg.applicationInfo.packageName, null, updateUsers); 1062 1063 // treat asec-hosted packages like removable media on upgrade 1064 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1065 if (DEBUG_INSTALL) { 1066 Slog.i(TAG, "upgrading pkg " + res.pkg 1067 + " is ASEC-hosted -> AVAILABLE"); 1068 } 1069 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1070 ArrayList<String> pkgList = new ArrayList<String>(1); 1071 pkgList.add(res.pkg.applicationInfo.packageName); 1072 sendResourcesChangedBroadcast(true, true, 1073 pkgList,uidArray, null); 1074 } 1075 } 1076 if (res.removedInfo.args != null) { 1077 // Remove the replaced package's older resources safely now 1078 deleteOld = true; 1079 } 1080 1081 // Log current value of "unknown sources" setting 1082 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1083 getUnknownSourcesSettings()); 1084 } 1085 // Force a gc to clear up things 1086 Runtime.getRuntime().gc(); 1087 // We delete after a gc for applications on sdcard. 1088 if (deleteOld) { 1089 synchronized (mInstallLock) { 1090 res.removedInfo.args.doPostDeleteLI(true); 1091 } 1092 } 1093 if (args.observer != null) { 1094 try { 1095 Bundle extras = extrasForInstallResult(res); 1096 args.observer.packageInstalled(res.name, extras, res.returnCode, 1097 res.returnMsg); 1098 } catch (RemoteException e) { 1099 Slog.i(TAG, "Observer no longer exists."); 1100 } 1101 } 1102 } else { 1103 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1104 } 1105 } break; 1106 case UPDATED_MEDIA_STATUS: { 1107 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1108 boolean reportStatus = msg.arg1 == 1; 1109 boolean doGc = msg.arg2 == 1; 1110 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1111 if (doGc) { 1112 // Force a gc to clear up stale containers. 1113 Runtime.getRuntime().gc(); 1114 } 1115 if (msg.obj != null) { 1116 @SuppressWarnings("unchecked") 1117 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1118 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1119 // Unload containers 1120 unloadAllContainers(args); 1121 } 1122 if (reportStatus) { 1123 try { 1124 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1125 PackageHelper.getMountService().finishMediaUpdate(); 1126 } catch (RemoteException e) { 1127 Log.e(TAG, "MountService not running?"); 1128 } 1129 } 1130 } break; 1131 case WRITE_SETTINGS: { 1132 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1133 synchronized (mPackages) { 1134 removeMessages(WRITE_SETTINGS); 1135 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1136 mSettings.writeLPr(); 1137 mDirtyUsers.clear(); 1138 } 1139 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1140 } break; 1141 case WRITE_PACKAGE_RESTRICTIONS: { 1142 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1143 synchronized (mPackages) { 1144 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1145 for (int userId : mDirtyUsers) { 1146 mSettings.writePackageRestrictionsLPr(userId); 1147 } 1148 mDirtyUsers.clear(); 1149 } 1150 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1151 } break; 1152 case CHECK_PENDING_VERIFICATION: { 1153 final int verificationId = msg.arg1; 1154 final PackageVerificationState state = mPendingVerification.get(verificationId); 1155 1156 if ((state != null) && !state.timeoutExtended()) { 1157 final InstallArgs args = state.getInstallArgs(); 1158 final Uri originUri = Uri.fromFile(args.originFile); 1159 1160 Slog.i(TAG, "Verification timed out for " + originUri); 1161 mPendingVerification.remove(verificationId); 1162 1163 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1164 1165 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1166 Slog.i(TAG, "Continuing with installation of " + originUri); 1167 state.setVerifierResponse(Binder.getCallingUid(), 1168 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1169 broadcastPackageVerified(verificationId, originUri, 1170 PackageManager.VERIFICATION_ALLOW, 1171 state.getInstallArgs().getUser()); 1172 try { 1173 ret = args.copyApk(mContainerService, true); 1174 } catch (RemoteException e) { 1175 Slog.e(TAG, "Could not contact the ContainerService"); 1176 } 1177 } else { 1178 broadcastPackageVerified(verificationId, originUri, 1179 PackageManager.VERIFICATION_REJECT, 1180 state.getInstallArgs().getUser()); 1181 } 1182 1183 processPendingInstall(args, ret); 1184 mHandler.sendEmptyMessage(MCS_UNBIND); 1185 } 1186 break; 1187 } 1188 case PACKAGE_VERIFIED: { 1189 final int verificationId = msg.arg1; 1190 1191 final PackageVerificationState state = mPendingVerification.get(verificationId); 1192 if (state == null) { 1193 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1194 break; 1195 } 1196 1197 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1198 1199 state.setVerifierResponse(response.callerUid, response.code); 1200 1201 if (state.isVerificationComplete()) { 1202 mPendingVerification.remove(verificationId); 1203 1204 final InstallArgs args = state.getInstallArgs(); 1205 final Uri originUri = Uri.fromFile(args.originFile); 1206 1207 int ret; 1208 if (state.isInstallAllowed()) { 1209 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1210 broadcastPackageVerified(verificationId, originUri, 1211 response.code, state.getInstallArgs().getUser()); 1212 try { 1213 ret = args.copyApk(mContainerService, true); 1214 } catch (RemoteException e) { 1215 Slog.e(TAG, "Could not contact the ContainerService"); 1216 } 1217 } else { 1218 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1219 } 1220 1221 processPendingInstall(args, ret); 1222 1223 mHandler.sendEmptyMessage(MCS_UNBIND); 1224 } 1225 1226 break; 1227 } 1228 } 1229 } 1230 } 1231 1232 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1233 Bundle extras = null; 1234 switch (res.returnCode) { 1235 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1236 extras = new Bundle(); 1237 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1238 res.origPermission); 1239 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1240 res.origPackage); 1241 break; 1242 } 1243 } 1244 return extras; 1245 } 1246 1247 void scheduleWriteSettingsLocked() { 1248 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1249 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1250 } 1251 } 1252 1253 void scheduleWritePackageRestrictionsLocked(int userId) { 1254 if (!sUserManager.exists(userId)) return; 1255 mDirtyUsers.add(userId); 1256 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1257 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1258 } 1259 } 1260 1261 public static final PackageManagerService main(Context context, Installer installer, 1262 boolean factoryTest, boolean onlyCore) { 1263 PackageManagerService m = new PackageManagerService(context, installer, 1264 factoryTest, onlyCore); 1265 ServiceManager.addService("package", m); 1266 return m; 1267 } 1268 1269 static String[] splitString(String str, char sep) { 1270 int count = 1; 1271 int i = 0; 1272 while ((i=str.indexOf(sep, i)) >= 0) { 1273 count++; 1274 i++; 1275 } 1276 1277 String[] res = new String[count]; 1278 i=0; 1279 count = 0; 1280 int lastI=0; 1281 while ((i=str.indexOf(sep, i)) >= 0) { 1282 res[count] = str.substring(lastI, i); 1283 count++; 1284 i++; 1285 lastI = i; 1286 } 1287 res[count] = str.substring(lastI, str.length()); 1288 return res; 1289 } 1290 1291 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1292 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1293 Context.DISPLAY_SERVICE); 1294 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1295 } 1296 1297 public PackageManagerService(Context context, Installer installer, 1298 boolean factoryTest, boolean onlyCore) { 1299 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1300 SystemClock.uptimeMillis()); 1301 1302 if (mSdkVersion <= 0) { 1303 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1304 } 1305 1306 mContext = context; 1307 mFactoryTest = factoryTest; 1308 mOnlyCore = onlyCore; 1309 mMetrics = new DisplayMetrics(); 1310 mSettings = new Settings(context); 1311 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1312 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1313 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1314 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1315 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1316 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1317 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1318 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1319 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1320 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1321 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1322 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1323 1324 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1325 if (separateProcesses != null && separateProcesses.length() > 0) { 1326 if ("*".equals(separateProcesses)) { 1327 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1328 mSeparateProcesses = null; 1329 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1330 } else { 1331 mDefParseFlags = 0; 1332 mSeparateProcesses = separateProcesses.split(","); 1333 Slog.w(TAG, "Running with debug.separate_processes: " 1334 + separateProcesses); 1335 } 1336 } else { 1337 mDefParseFlags = 0; 1338 mSeparateProcesses = null; 1339 } 1340 1341 mInstaller = installer; 1342 1343 getDefaultDisplayMetrics(context, mMetrics); 1344 1345 SystemConfig systemConfig = SystemConfig.getInstance(); 1346 mGlobalGids = systemConfig.getGlobalGids(); 1347 mSystemPermissions = systemConfig.getSystemPermissions(); 1348 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1349 1350 synchronized (mInstallLock) { 1351 // writer 1352 synchronized (mPackages) { 1353 mHandlerThread = new ServiceThread(TAG, 1354 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1355 mHandlerThread.start(); 1356 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1357 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1358 1359 File dataDir = Environment.getDataDirectory(); 1360 mAppDataDir = new File(dataDir, "data"); 1361 mAppInstallDir = new File(dataDir, "app"); 1362 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1363 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1364 mUserAppDataDir = new File(dataDir, "user"); 1365 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1366 1367 sUserManager = new UserManagerService(context, this, 1368 mInstallLock, mPackages); 1369 1370 // Propagate permission configuration in to package manager. 1371 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1372 = systemConfig.getPermissions(); 1373 for (int i=0; i<permConfig.size(); i++) { 1374 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1375 BasePermission bp = mSettings.mPermissions.get(perm.name); 1376 if (bp == null) { 1377 bp = new BasePermission(perm.name, null, BasePermission.TYPE_BUILTIN); 1378 mSettings.mPermissions.put(perm.name, bp); 1379 } 1380 if (perm.gids != null) { 1381 bp.gids = appendInts(bp.gids, perm.gids); 1382 } 1383 } 1384 1385 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1386 for (int i=0; i<libConfig.size(); i++) { 1387 mSharedLibraries.put(libConfig.keyAt(i), 1388 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1389 } 1390 1391 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1392 1393 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1394 mSdkVersion, mOnlyCore); 1395 1396 String customResolverActivity = Resources.getSystem().getString( 1397 R.string.config_customResolverActivity); 1398 if (TextUtils.isEmpty(customResolverActivity)) { 1399 customResolverActivity = null; 1400 } else { 1401 mCustomResolverComponentName = ComponentName.unflattenFromString( 1402 customResolverActivity); 1403 } 1404 1405 long startTime = SystemClock.uptimeMillis(); 1406 1407 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1408 startTime); 1409 1410 // Set flag to monitor and not change apk file paths when 1411 // scanning install directories. 1412 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1413 1414 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1415 1416 /** 1417 * Add everything in the in the boot class path to the 1418 * list of process files because dexopt will have been run 1419 * if necessary during zygote startup. 1420 */ 1421 String bootClassPath = System.getProperty("java.boot.class.path"); 1422 if (bootClassPath != null) { 1423 String[] paths = splitString(bootClassPath, ':'); 1424 for (int i=0; i<paths.length; i++) { 1425 alreadyDexOpted.add(paths[i]); 1426 } 1427 } else { 1428 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1429 } 1430 1431 boolean didDexOptLibraryOrTool = false; 1432 1433 final List<String> instructionSets = getAllInstructionSets(); 1434 1435 /** 1436 * Ensure all external libraries have had dexopt run on them. 1437 */ 1438 if (mSharedLibraries.size() > 0) { 1439 // NOTE: For now, we're compiling these system "shared libraries" 1440 // (and framework jars) into all available architectures. It's possible 1441 // to compile them only when we come across an app that uses them (there's 1442 // already logic for that in scanPackageLI) but that adds some complexity. 1443 for (String instructionSet : instructionSets) { 1444 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1445 final String lib = libEntry.path; 1446 if (lib == null) { 1447 continue; 1448 } 1449 1450 try { 1451 if (DexFile.isDexOptNeededInternal(lib, null, instructionSet, false)) { 1452 alreadyDexOpted.add(lib); 1453 1454 // The list of "shared libraries" we have at this point is 1455 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, instructionSet); 1456 didDexOptLibraryOrTool = true; 1457 } 1458 } catch (FileNotFoundException e) { 1459 Slog.w(TAG, "Library not found: " + lib); 1460 } catch (IOException e) { 1461 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1462 + e.getMessage()); 1463 } 1464 } 1465 } 1466 } 1467 1468 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1469 1470 // Gross hack for now: we know this file doesn't contain any 1471 // code, so don't dexopt it to avoid the resulting log spew. 1472 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1473 1474 // Gross hack for now: we know this file is only part of 1475 // the boot class path for art, so don't dexopt it to 1476 // avoid the resulting log spew. 1477 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1478 1479 /** 1480 * And there are a number of commands implemented in Java, which 1481 * we currently need to do the dexopt on so that they can be 1482 * run from a non-root shell. 1483 */ 1484 String[] frameworkFiles = frameworkDir.list(); 1485 if (frameworkFiles != null) { 1486 // TODO: We could compile these only for the most preferred ABI. We should 1487 // first double check that the dex files for these commands are not referenced 1488 // by other system apps. 1489 for (String instructionSet : instructionSets) { 1490 for (int i=0; i<frameworkFiles.length; i++) { 1491 File libPath = new File(frameworkDir, frameworkFiles[i]); 1492 String path = libPath.getPath(); 1493 // Skip the file if we already did it. 1494 if (alreadyDexOpted.contains(path)) { 1495 continue; 1496 } 1497 // Skip the file if it is not a type we want to dexopt. 1498 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1499 continue; 1500 } 1501 try { 1502 if (DexFile.isDexOptNeededInternal(path, null, instructionSet, false)) { 1503 mInstaller.dexopt(path, Process.SYSTEM_UID, true, instructionSet); 1504 didDexOptLibraryOrTool = true; 1505 } 1506 } catch (FileNotFoundException e) { 1507 Slog.w(TAG, "Jar not found: " + path); 1508 } catch (IOException e) { 1509 Slog.w(TAG, "Exception reading jar: " + path, e); 1510 } 1511 } 1512 } 1513 } 1514 1515 if (didDexOptLibraryOrTool) { 1516 // If we dexopted a library or tool, then something on the system has 1517 // changed. Consider this significant, and wipe away all other 1518 // existing dexopt files to ensure we don't leave any dangling around. 1519 // 1520 // TODO: This should be revisited because it isn't as good an indicator 1521 // as it used to be. It used to include the boot classpath but at some point 1522 // DexFile.isDexOptNeeded started returning false for the boot 1523 // class path files in all cases. It is very possible in a 1524 // small maintenance release update that the library and tool 1525 // jars may be unchanged but APK could be removed resulting in 1526 // unused dalvik-cache files. 1527 for (String instructionSet : instructionSets) { 1528 mInstaller.pruneDexCache(instructionSet); 1529 } 1530 1531 // Additionally, delete all dex files from the root directory 1532 // since there shouldn't be any there anyway, unless we're upgrading 1533 // from an older OS version or a build that contained the "old" style 1534 // flat scheme. 1535 mInstaller.pruneDexCache("."); 1536 } 1537 1538 // Collect vendor overlay packages. 1539 // (Do this before scanning any apps.) 1540 // For security and version matching reason, only consider 1541 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1542 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1543 mVendorOverlayInstallObserver = new AppDirObserver( 1544 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1545 mVendorOverlayInstallObserver.startWatching(); 1546 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1547 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1548 1549 // Find base frameworks (resource packages without code). 1550 mFrameworkInstallObserver = new AppDirObserver( 1551 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1552 mFrameworkInstallObserver.startWatching(); 1553 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1554 | PackageParser.PARSE_IS_SYSTEM_DIR 1555 | PackageParser.PARSE_IS_PRIVILEGED, 1556 scanMode | SCAN_NO_DEX, 0); 1557 1558 // Collected privileged system packages. 1559 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1560 mPrivilegedInstallObserver = new AppDirObserver( 1561 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1562 mPrivilegedInstallObserver.startWatching(); 1563 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1564 | PackageParser.PARSE_IS_SYSTEM_DIR 1565 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1566 1567 // Collect ordinary system packages. 1568 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1569 mSystemInstallObserver = new AppDirObserver( 1570 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1571 mSystemInstallObserver.startWatching(); 1572 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1573 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1574 1575 // Collect all vendor packages. 1576 File vendorAppDir = new File("/vendor/app"); 1577 try { 1578 vendorAppDir = vendorAppDir.getCanonicalFile(); 1579 } catch (IOException e) { 1580 // failed to look up canonical path, continue with original one 1581 } 1582 mVendorInstallObserver = new AppDirObserver( 1583 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1584 mVendorInstallObserver.startWatching(); 1585 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1586 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1587 1588 // Collect all OEM packages. 1589 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1590 mOemInstallObserver = new AppDirObserver( 1591 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1592 mOemInstallObserver.startWatching(); 1593 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1594 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1595 1596 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1597 mInstaller.moveFiles(); 1598 1599 // Prune any system packages that no longer exist. 1600 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1601 if (!mOnlyCore) { 1602 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1603 while (psit.hasNext()) { 1604 PackageSetting ps = psit.next(); 1605 1606 /* 1607 * If this is not a system app, it can't be a 1608 * disable system app. 1609 */ 1610 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1611 continue; 1612 } 1613 1614 /* 1615 * If the package is scanned, it's not erased. 1616 */ 1617 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1618 if (scannedPkg != null) { 1619 /* 1620 * If the system app is both scanned and in the 1621 * disabled packages list, then it must have been 1622 * added via OTA. Remove it from the currently 1623 * scanned package so the previously user-installed 1624 * application can be scanned. 1625 */ 1626 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1627 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1628 + "; removing system app"); 1629 removePackageLI(ps, true); 1630 } 1631 1632 continue; 1633 } 1634 1635 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1636 psit.remove(); 1637 String msg = "System package " + ps.name 1638 + " no longer exists; wiping its data"; 1639 reportSettingsProblem(Log.WARN, msg); 1640 removeDataDirsLI(ps.name); 1641 } else { 1642 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1643 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1644 possiblyDeletedUpdatedSystemApps.add(ps.name); 1645 } 1646 } 1647 } 1648 } 1649 1650 //look for any incomplete package installations 1651 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1652 //clean up list 1653 for(int i = 0; i < deletePkgsList.size(); i++) { 1654 //clean up here 1655 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1656 } 1657 //delete tmp files 1658 deleteTempPackageFiles(); 1659 1660 // Remove any shared userIDs that have no associated packages 1661 mSettings.pruneSharedUsersLPw(); 1662 1663 if (!mOnlyCore) { 1664 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1665 SystemClock.uptimeMillis()); 1666 mAppInstallObserver = new AppDirObserver( 1667 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1668 mAppInstallObserver.startWatching(); 1669 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1670 1671 mDrmAppInstallObserver = new AppDirObserver( 1672 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1673 mDrmAppInstallObserver.startWatching(); 1674 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1675 scanMode, 0); 1676 1677 /** 1678 * Remove disable package settings for any updated system 1679 * apps that were removed via an OTA. If they're not a 1680 * previously-updated app, remove them completely. 1681 * Otherwise, just revoke their system-level permissions. 1682 */ 1683 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1684 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1685 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1686 1687 String msg; 1688 if (deletedPkg == null) { 1689 msg = "Updated system package " + deletedAppName 1690 + " no longer exists; wiping its data"; 1691 removeDataDirsLI(deletedAppName); 1692 } else { 1693 msg = "Updated system app + " + deletedAppName 1694 + " no longer present; removing system privileges for " 1695 + deletedAppName; 1696 1697 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1698 1699 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1700 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1701 } 1702 reportSettingsProblem(Log.WARN, msg); 1703 } 1704 } else { 1705 mAppInstallObserver = null; 1706 mDrmAppInstallObserver = null; 1707 } 1708 1709 // Now that we know all of the shared libraries, update all clients to have 1710 // the correct library paths. 1711 updateAllSharedLibrariesLPw(); 1712 1713 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1714 // NOTE: We ignore potential failures here during a system scan (like 1715 // the rest of the commands above) because there's precious little we 1716 // can do about it. A settings error is reported, though. 1717 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1718 false /* force dexopt */, false /* defer dexopt */); 1719 } 1720 1721 // Now that we know all the packages we are keeping, 1722 // read and update their last usage times. 1723 mPackageUsage.readLP(); 1724 1725 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1726 SystemClock.uptimeMillis()); 1727 Slog.i(TAG, "Time to scan packages: " 1728 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1729 + " seconds"); 1730 1731 // If the platform SDK has changed since the last time we booted, 1732 // we need to re-grant app permission to catch any new ones that 1733 // appear. This is really a hack, and means that apps can in some 1734 // cases get permissions that the user didn't initially explicitly 1735 // allow... it would be nice to have some better way to handle 1736 // this situation. 1737 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1738 != mSdkVersion; 1739 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1740 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1741 + "; regranting permissions for internal storage"); 1742 mSettings.mInternalSdkPlatform = mSdkVersion; 1743 1744 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1745 | (regrantPermissions 1746 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1747 : 0)); 1748 1749 // If this is the first boot, and it is a normal boot, then 1750 // we need to initialize the default preferred apps. 1751 if (!mRestoredSettings && !onlyCore) { 1752 mSettings.readDefaultPreferredAppsLPw(this, 0); 1753 } 1754 1755 // All the changes are done during package scanning. 1756 mSettings.updateInternalDatabaseVersion(); 1757 1758 // can downgrade to reader 1759 mSettings.writeLPr(); 1760 1761 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1762 SystemClock.uptimeMillis()); 1763 1764 1765 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1766 } // synchronized (mPackages) 1767 } // synchronized (mInstallLock) 1768 1769 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1770 1771 // Now after opening every single application zip, make sure they 1772 // are all flushed. Not really needed, but keeps things nice and 1773 // tidy. 1774 Runtime.getRuntime().gc(); 1775 } 1776 1777 @Override 1778 public boolean isFirstBoot() { 1779 return !mRestoredSettings; 1780 } 1781 1782 @Override 1783 public boolean isOnlyCoreApps() { 1784 return mOnlyCore; 1785 } 1786 1787 private String getRequiredVerifierLPr() { 1788 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1789 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1790 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1791 1792 String requiredVerifier = null; 1793 1794 final int N = receivers.size(); 1795 for (int i = 0; i < N; i++) { 1796 final ResolveInfo info = receivers.get(i); 1797 1798 if (info.activityInfo == null) { 1799 continue; 1800 } 1801 1802 final String packageName = info.activityInfo.packageName; 1803 1804 final PackageSetting ps = mSettings.mPackages.get(packageName); 1805 if (ps == null) { 1806 continue; 1807 } 1808 1809 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1810 if (!gp.grantedPermissions 1811 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1812 continue; 1813 } 1814 1815 if (requiredVerifier != null) { 1816 throw new RuntimeException("There can be only one required verifier"); 1817 } 1818 1819 requiredVerifier = packageName; 1820 } 1821 1822 return requiredVerifier; 1823 } 1824 1825 @Override 1826 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1827 throws RemoteException { 1828 try { 1829 return super.onTransact(code, data, reply, flags); 1830 } catch (RuntimeException e) { 1831 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1832 Slog.wtf(TAG, "Package Manager Crash", e); 1833 } 1834 throw e; 1835 } 1836 } 1837 1838 void cleanupInstallFailedPackage(PackageSetting ps) { 1839 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1840 removeDataDirsLI(ps.name); 1841 1842 // TODO: try cleaning up codePath directory contents first, since it 1843 // might be a cluster 1844 1845 if (ps.codePath != null) { 1846 if (!ps.codePath.delete()) { 1847 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1848 } 1849 } 1850 if (ps.resourcePath != null) { 1851 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1852 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1853 } 1854 } 1855 mSettings.removePackageLPw(ps.name); 1856 } 1857 1858 static int[] appendInts(int[] cur, int[] add) { 1859 if (add == null) return cur; 1860 if (cur == null) return add; 1861 final int N = add.length; 1862 for (int i=0; i<N; i++) { 1863 cur = appendInt(cur, add[i]); 1864 } 1865 return cur; 1866 } 1867 1868 static int[] removeInts(int[] cur, int[] rem) { 1869 if (rem == null) return cur; 1870 if (cur == null) return cur; 1871 final int N = rem.length; 1872 for (int i=0; i<N; i++) { 1873 cur = removeInt(cur, rem[i]); 1874 } 1875 return cur; 1876 } 1877 1878 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1879 if (!sUserManager.exists(userId)) return null; 1880 final PackageSetting ps = (PackageSetting) p.mExtras; 1881 if (ps == null) { 1882 return null; 1883 } 1884 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1885 final PackageUserState state = ps.readUserState(userId); 1886 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1887 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1888 state, userId); 1889 } 1890 1891 @Override 1892 public boolean isPackageAvailable(String packageName, int userId) { 1893 if (!sUserManager.exists(userId)) return false; 1894 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1895 synchronized (mPackages) { 1896 PackageParser.Package p = mPackages.get(packageName); 1897 if (p != null) { 1898 final PackageSetting ps = (PackageSetting) p.mExtras; 1899 if (ps != null) { 1900 final PackageUserState state = ps.readUserState(userId); 1901 if (state != null) { 1902 return PackageParser.isAvailable(state); 1903 } 1904 } 1905 } 1906 } 1907 return false; 1908 } 1909 1910 @Override 1911 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1912 if (!sUserManager.exists(userId)) return null; 1913 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1914 // reader 1915 synchronized (mPackages) { 1916 PackageParser.Package p = mPackages.get(packageName); 1917 if (DEBUG_PACKAGE_INFO) 1918 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1919 if (p != null) { 1920 return generatePackageInfo(p, flags, userId); 1921 } 1922 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1923 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1924 } 1925 } 1926 return null; 1927 } 1928 1929 @Override 1930 public String[] currentToCanonicalPackageNames(String[] names) { 1931 String[] out = new String[names.length]; 1932 // reader 1933 synchronized (mPackages) { 1934 for (int i=names.length-1; i>=0; i--) { 1935 PackageSetting ps = mSettings.mPackages.get(names[i]); 1936 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1937 } 1938 } 1939 return out; 1940 } 1941 1942 @Override 1943 public String[] canonicalToCurrentPackageNames(String[] names) { 1944 String[] out = new String[names.length]; 1945 // reader 1946 synchronized (mPackages) { 1947 for (int i=names.length-1; i>=0; i--) { 1948 String cur = mSettings.mRenamedPackages.get(names[i]); 1949 out[i] = cur != null ? cur : names[i]; 1950 } 1951 } 1952 return out; 1953 } 1954 1955 @Override 1956 public int getPackageUid(String packageName, int userId) { 1957 if (!sUserManager.exists(userId)) return -1; 1958 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1959 // reader 1960 synchronized (mPackages) { 1961 PackageParser.Package p = mPackages.get(packageName); 1962 if(p != null) { 1963 return UserHandle.getUid(userId, p.applicationInfo.uid); 1964 } 1965 PackageSetting ps = mSettings.mPackages.get(packageName); 1966 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1967 return -1; 1968 } 1969 p = ps.pkg; 1970 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1971 } 1972 } 1973 1974 @Override 1975 public int[] getPackageGids(String packageName) { 1976 // reader 1977 synchronized (mPackages) { 1978 PackageParser.Package p = mPackages.get(packageName); 1979 if (DEBUG_PACKAGE_INFO) 1980 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1981 if (p != null) { 1982 final PackageSetting ps = (PackageSetting)p.mExtras; 1983 return ps.getGids(); 1984 } 1985 } 1986 // stupid thing to indicate an error. 1987 return new int[0]; 1988 } 1989 1990 static final PermissionInfo generatePermissionInfo( 1991 BasePermission bp, int flags) { 1992 if (bp.perm != null) { 1993 return PackageParser.generatePermissionInfo(bp.perm, flags); 1994 } 1995 PermissionInfo pi = new PermissionInfo(); 1996 pi.name = bp.name; 1997 pi.packageName = bp.sourcePackage; 1998 pi.nonLocalizedLabel = bp.name; 1999 pi.protectionLevel = bp.protectionLevel; 2000 return pi; 2001 } 2002 2003 @Override 2004 public PermissionInfo getPermissionInfo(String name, int flags) { 2005 // reader 2006 synchronized (mPackages) { 2007 final BasePermission p = mSettings.mPermissions.get(name); 2008 if (p != null) { 2009 return generatePermissionInfo(p, flags); 2010 } 2011 return null; 2012 } 2013 } 2014 2015 @Override 2016 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2017 // reader 2018 synchronized (mPackages) { 2019 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2020 for (BasePermission p : mSettings.mPermissions.values()) { 2021 if (group == null) { 2022 if (p.perm == null || p.perm.info.group == null) { 2023 out.add(generatePermissionInfo(p, flags)); 2024 } 2025 } else { 2026 if (p.perm != null && group.equals(p.perm.info.group)) { 2027 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2028 } 2029 } 2030 } 2031 2032 if (out.size() > 0) { 2033 return out; 2034 } 2035 return mPermissionGroups.containsKey(group) ? out : null; 2036 } 2037 } 2038 2039 @Override 2040 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2041 // reader 2042 synchronized (mPackages) { 2043 return PackageParser.generatePermissionGroupInfo( 2044 mPermissionGroups.get(name), flags); 2045 } 2046 } 2047 2048 @Override 2049 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2050 // reader 2051 synchronized (mPackages) { 2052 final int N = mPermissionGroups.size(); 2053 ArrayList<PermissionGroupInfo> out 2054 = new ArrayList<PermissionGroupInfo>(N); 2055 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2056 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2057 } 2058 return out; 2059 } 2060 } 2061 2062 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2063 int userId) { 2064 if (!sUserManager.exists(userId)) return null; 2065 PackageSetting ps = mSettings.mPackages.get(packageName); 2066 if (ps != null) { 2067 if (ps.pkg == null) { 2068 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2069 flags, userId); 2070 if (pInfo != null) { 2071 return pInfo.applicationInfo; 2072 } 2073 return null; 2074 } 2075 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2076 ps.readUserState(userId), userId); 2077 } 2078 return null; 2079 } 2080 2081 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2082 int userId) { 2083 if (!sUserManager.exists(userId)) return null; 2084 PackageSetting ps = mSettings.mPackages.get(packageName); 2085 if (ps != null) { 2086 PackageParser.Package pkg = ps.pkg; 2087 if (pkg == null) { 2088 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2089 return null; 2090 } 2091 // Only data remains, so we aren't worried about code paths 2092 pkg = new PackageParser.Package(packageName); 2093 pkg.applicationInfo.packageName = packageName; 2094 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2095 pkg.applicationInfo.dataDir = 2096 getDataPathForPackage(packageName, 0).getPath(); 2097 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2098 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2099 } 2100 return generatePackageInfo(pkg, flags, userId); 2101 } 2102 return null; 2103 } 2104 2105 @Override 2106 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2107 if (!sUserManager.exists(userId)) return null; 2108 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2109 // writer 2110 synchronized (mPackages) { 2111 PackageParser.Package p = mPackages.get(packageName); 2112 if (DEBUG_PACKAGE_INFO) Log.v( 2113 TAG, "getApplicationInfo " + packageName 2114 + ": " + p); 2115 if (p != null) { 2116 PackageSetting ps = mSettings.mPackages.get(packageName); 2117 if (ps == null) return null; 2118 // Note: isEnabledLP() does not apply here - always return info 2119 return PackageParser.generateApplicationInfo( 2120 p, flags, ps.readUserState(userId), userId); 2121 } 2122 if ("android".equals(packageName)||"system".equals(packageName)) { 2123 return mAndroidApplication; 2124 } 2125 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2126 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2127 } 2128 } 2129 return null; 2130 } 2131 2132 2133 @Override 2134 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2135 mContext.enforceCallingOrSelfPermission( 2136 android.Manifest.permission.CLEAR_APP_CACHE, null); 2137 // Queue up an async operation since clearing cache may take a little while. 2138 mHandler.post(new Runnable() { 2139 public void run() { 2140 mHandler.removeCallbacks(this); 2141 int retCode = -1; 2142 synchronized (mInstallLock) { 2143 retCode = mInstaller.freeCache(freeStorageSize); 2144 if (retCode < 0) { 2145 Slog.w(TAG, "Couldn't clear application caches"); 2146 } 2147 } 2148 if (observer != null) { 2149 try { 2150 observer.onRemoveCompleted(null, (retCode >= 0)); 2151 } catch (RemoteException e) { 2152 Slog.w(TAG, "RemoveException when invoking call back"); 2153 } 2154 } 2155 } 2156 }); 2157 } 2158 2159 @Override 2160 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2161 mContext.enforceCallingOrSelfPermission( 2162 android.Manifest.permission.CLEAR_APP_CACHE, null); 2163 // Queue up an async operation since clearing cache may take a little while. 2164 mHandler.post(new Runnable() { 2165 public void run() { 2166 mHandler.removeCallbacks(this); 2167 int retCode = -1; 2168 synchronized (mInstallLock) { 2169 retCode = mInstaller.freeCache(freeStorageSize); 2170 if (retCode < 0) { 2171 Slog.w(TAG, "Couldn't clear application caches"); 2172 } 2173 } 2174 if(pi != null) { 2175 try { 2176 // Callback via pending intent 2177 int code = (retCode >= 0) ? 1 : 0; 2178 pi.sendIntent(null, code, null, 2179 null, null); 2180 } catch (SendIntentException e1) { 2181 Slog.i(TAG, "Failed to send pending intent"); 2182 } 2183 } 2184 } 2185 }); 2186 } 2187 2188 void freeStorage(long freeStorageSize) throws IOException { 2189 synchronized (mInstallLock) { 2190 if (mInstaller.freeCache(freeStorageSize) < 0) { 2191 throw new IOException("Failed to free enough space"); 2192 } 2193 } 2194 } 2195 2196 @Override 2197 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2198 if (!sUserManager.exists(userId)) return null; 2199 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2200 synchronized (mPackages) { 2201 PackageParser.Activity a = mActivities.mActivities.get(component); 2202 2203 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2204 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2205 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2206 if (ps == null) return null; 2207 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2208 userId); 2209 } 2210 if (mResolveComponentName.equals(component)) { 2211 return mResolveActivity; 2212 } 2213 } 2214 return null; 2215 } 2216 2217 @Override 2218 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2219 String resolvedType) { 2220 synchronized (mPackages) { 2221 PackageParser.Activity a = mActivities.mActivities.get(component); 2222 if (a == null) { 2223 return false; 2224 } 2225 for (int i=0; i<a.intents.size(); i++) { 2226 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2227 intent.getData(), intent.getCategories(), TAG) >= 0) { 2228 return true; 2229 } 2230 } 2231 return false; 2232 } 2233 } 2234 2235 @Override 2236 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2237 if (!sUserManager.exists(userId)) return null; 2238 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2239 synchronized (mPackages) { 2240 PackageParser.Activity a = mReceivers.mActivities.get(component); 2241 if (DEBUG_PACKAGE_INFO) Log.v( 2242 TAG, "getReceiverInfo " + component + ": " + a); 2243 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2244 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2245 if (ps == null) return null; 2246 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2247 userId); 2248 } 2249 } 2250 return null; 2251 } 2252 2253 @Override 2254 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2255 if (!sUserManager.exists(userId)) return null; 2256 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2257 synchronized (mPackages) { 2258 PackageParser.Service s = mServices.mServices.get(component); 2259 if (DEBUG_PACKAGE_INFO) Log.v( 2260 TAG, "getServiceInfo " + component + ": " + s); 2261 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2262 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2263 if (ps == null) return null; 2264 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2265 userId); 2266 } 2267 } 2268 return null; 2269 } 2270 2271 @Override 2272 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2273 if (!sUserManager.exists(userId)) return null; 2274 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2275 synchronized (mPackages) { 2276 PackageParser.Provider p = mProviders.mProviders.get(component); 2277 if (DEBUG_PACKAGE_INFO) Log.v( 2278 TAG, "getProviderInfo " + component + ": " + p); 2279 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2280 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2281 if (ps == null) return null; 2282 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2283 userId); 2284 } 2285 } 2286 return null; 2287 } 2288 2289 @Override 2290 public String[] getSystemSharedLibraryNames() { 2291 Set<String> libSet; 2292 synchronized (mPackages) { 2293 libSet = mSharedLibraries.keySet(); 2294 int size = libSet.size(); 2295 if (size > 0) { 2296 String[] libs = new String[size]; 2297 libSet.toArray(libs); 2298 return libs; 2299 } 2300 } 2301 return null; 2302 } 2303 2304 @Override 2305 public FeatureInfo[] getSystemAvailableFeatures() { 2306 Collection<FeatureInfo> featSet; 2307 synchronized (mPackages) { 2308 featSet = mAvailableFeatures.values(); 2309 int size = featSet.size(); 2310 if (size > 0) { 2311 FeatureInfo[] features = new FeatureInfo[size+1]; 2312 featSet.toArray(features); 2313 FeatureInfo fi = new FeatureInfo(); 2314 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2315 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2316 features[size] = fi; 2317 return features; 2318 } 2319 } 2320 return null; 2321 } 2322 2323 @Override 2324 public boolean hasSystemFeature(String name) { 2325 synchronized (mPackages) { 2326 return mAvailableFeatures.containsKey(name); 2327 } 2328 } 2329 2330 private void checkValidCaller(int uid, int userId) { 2331 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2332 return; 2333 2334 throw new SecurityException("Caller uid=" + uid 2335 + " is not privileged to communicate with user=" + userId); 2336 } 2337 2338 @Override 2339 public int checkPermission(String permName, String pkgName) { 2340 synchronized (mPackages) { 2341 PackageParser.Package p = mPackages.get(pkgName); 2342 if (p != null && p.mExtras != null) { 2343 PackageSetting ps = (PackageSetting)p.mExtras; 2344 if (ps.sharedUser != null) { 2345 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2346 return PackageManager.PERMISSION_GRANTED; 2347 } 2348 } else if (ps.grantedPermissions.contains(permName)) { 2349 return PackageManager.PERMISSION_GRANTED; 2350 } 2351 } 2352 } 2353 return PackageManager.PERMISSION_DENIED; 2354 } 2355 2356 @Override 2357 public int checkUidPermission(String permName, int uid) { 2358 synchronized (mPackages) { 2359 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2360 if (obj != null) { 2361 GrantedPermissions gp = (GrantedPermissions)obj; 2362 if (gp.grantedPermissions.contains(permName)) { 2363 return PackageManager.PERMISSION_GRANTED; 2364 } 2365 } else { 2366 HashSet<String> perms = mSystemPermissions.get(uid); 2367 if (perms != null && perms.contains(permName)) { 2368 return PackageManager.PERMISSION_GRANTED; 2369 } 2370 } 2371 } 2372 return PackageManager.PERMISSION_DENIED; 2373 } 2374 2375 /** 2376 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2377 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2378 * @param message the message to log on security exception 2379 */ 2380 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2381 String message) { 2382 if (userId < 0) { 2383 throw new IllegalArgumentException("Invalid userId " + userId); 2384 } 2385 if (userId == UserHandle.getUserId(callingUid)) return; 2386 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2387 if (requireFullPermission) { 2388 mContext.enforceCallingOrSelfPermission( 2389 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2390 } else { 2391 try { 2392 mContext.enforceCallingOrSelfPermission( 2393 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2394 } catch (SecurityException se) { 2395 mContext.enforceCallingOrSelfPermission( 2396 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2397 } 2398 } 2399 } 2400 } 2401 2402 private BasePermission findPermissionTreeLP(String permName) { 2403 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2404 if (permName.startsWith(bp.name) && 2405 permName.length() > bp.name.length() && 2406 permName.charAt(bp.name.length()) == '.') { 2407 return bp; 2408 } 2409 } 2410 return null; 2411 } 2412 2413 private BasePermission checkPermissionTreeLP(String permName) { 2414 if (permName != null) { 2415 BasePermission bp = findPermissionTreeLP(permName); 2416 if (bp != null) { 2417 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2418 return bp; 2419 } 2420 throw new SecurityException("Calling uid " 2421 + Binder.getCallingUid() 2422 + " is not allowed to add to permission tree " 2423 + bp.name + " owned by uid " + bp.uid); 2424 } 2425 } 2426 throw new SecurityException("No permission tree found for " + permName); 2427 } 2428 2429 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2430 if (s1 == null) { 2431 return s2 == null; 2432 } 2433 if (s2 == null) { 2434 return false; 2435 } 2436 if (s1.getClass() != s2.getClass()) { 2437 return false; 2438 } 2439 return s1.equals(s2); 2440 } 2441 2442 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2443 if (pi1.icon != pi2.icon) return false; 2444 if (pi1.logo != pi2.logo) return false; 2445 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2446 if (!compareStrings(pi1.name, pi2.name)) return false; 2447 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2448 // We'll take care of setting this one. 2449 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2450 // These are not currently stored in settings. 2451 //if (!compareStrings(pi1.group, pi2.group)) return false; 2452 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2453 //if (pi1.labelRes != pi2.labelRes) return false; 2454 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2455 return true; 2456 } 2457 2458 int permissionInfoFootprint(PermissionInfo info) { 2459 int size = info.name.length(); 2460 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2461 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2462 return size; 2463 } 2464 2465 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2466 int size = 0; 2467 for (BasePermission perm : mSettings.mPermissions.values()) { 2468 if (perm.uid == tree.uid) { 2469 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2470 } 2471 } 2472 return size; 2473 } 2474 2475 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2476 // We calculate the max size of permissions defined by this uid and throw 2477 // if that plus the size of 'info' would exceed our stated maximum. 2478 if (tree.uid != Process.SYSTEM_UID) { 2479 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2480 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2481 throw new SecurityException("Permission tree size cap exceeded"); 2482 } 2483 } 2484 } 2485 2486 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2487 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2488 throw new SecurityException("Label must be specified in permission"); 2489 } 2490 BasePermission tree = checkPermissionTreeLP(info.name); 2491 BasePermission bp = mSettings.mPermissions.get(info.name); 2492 boolean added = bp == null; 2493 boolean changed = true; 2494 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2495 if (added) { 2496 enforcePermissionCapLocked(info, tree); 2497 bp = new BasePermission(info.name, tree.sourcePackage, 2498 BasePermission.TYPE_DYNAMIC); 2499 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2500 throw new SecurityException( 2501 "Not allowed to modify non-dynamic permission " 2502 + info.name); 2503 } else { 2504 if (bp.protectionLevel == fixedLevel 2505 && bp.perm.owner.equals(tree.perm.owner) 2506 && bp.uid == tree.uid 2507 && comparePermissionInfos(bp.perm.info, info)) { 2508 changed = false; 2509 } 2510 } 2511 bp.protectionLevel = fixedLevel; 2512 info = new PermissionInfo(info); 2513 info.protectionLevel = fixedLevel; 2514 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2515 bp.perm.info.packageName = tree.perm.info.packageName; 2516 bp.uid = tree.uid; 2517 if (added) { 2518 mSettings.mPermissions.put(info.name, bp); 2519 } 2520 if (changed) { 2521 if (!async) { 2522 mSettings.writeLPr(); 2523 } else { 2524 scheduleWriteSettingsLocked(); 2525 } 2526 } 2527 return added; 2528 } 2529 2530 @Override 2531 public boolean addPermission(PermissionInfo info) { 2532 synchronized (mPackages) { 2533 return addPermissionLocked(info, false); 2534 } 2535 } 2536 2537 @Override 2538 public boolean addPermissionAsync(PermissionInfo info) { 2539 synchronized (mPackages) { 2540 return addPermissionLocked(info, true); 2541 } 2542 } 2543 2544 @Override 2545 public void removePermission(String name) { 2546 synchronized (mPackages) { 2547 checkPermissionTreeLP(name); 2548 BasePermission bp = mSettings.mPermissions.get(name); 2549 if (bp != null) { 2550 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2551 throw new SecurityException( 2552 "Not allowed to modify non-dynamic permission " 2553 + name); 2554 } 2555 mSettings.mPermissions.remove(name); 2556 mSettings.writeLPr(); 2557 } 2558 } 2559 } 2560 2561 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2562 int index = pkg.requestedPermissions.indexOf(bp.name); 2563 if (index == -1) { 2564 throw new SecurityException("Package " + pkg.packageName 2565 + " has not requested permission " + bp.name); 2566 } 2567 boolean isNormal = 2568 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2569 == PermissionInfo.PROTECTION_NORMAL); 2570 boolean isDangerous = 2571 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2572 == PermissionInfo.PROTECTION_DANGEROUS); 2573 boolean isDevelopment = 2574 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2575 2576 if (!isNormal && !isDangerous && !isDevelopment) { 2577 throw new SecurityException("Permission " + bp.name 2578 + " is not a changeable permission type"); 2579 } 2580 2581 if (isNormal || isDangerous) { 2582 if (pkg.requestedPermissionsRequired.get(index)) { 2583 throw new SecurityException("Can't change " + bp.name 2584 + ". It is required by the application"); 2585 } 2586 } 2587 } 2588 2589 @Override 2590 public void grantPermission(String packageName, String permissionName) { 2591 mContext.enforceCallingOrSelfPermission( 2592 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2593 synchronized (mPackages) { 2594 final PackageParser.Package pkg = mPackages.get(packageName); 2595 if (pkg == null) { 2596 throw new IllegalArgumentException("Unknown package: " + packageName); 2597 } 2598 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2599 if (bp == null) { 2600 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2601 } 2602 2603 checkGrantRevokePermissions(pkg, bp); 2604 2605 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2606 if (ps == null) { 2607 return; 2608 } 2609 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2610 if (gp.grantedPermissions.add(permissionName)) { 2611 if (ps.haveGids) { 2612 gp.gids = appendInts(gp.gids, bp.gids); 2613 } 2614 mSettings.writeLPr(); 2615 } 2616 } 2617 } 2618 2619 @Override 2620 public void revokePermission(String packageName, String permissionName) { 2621 int changedAppId = -1; 2622 2623 synchronized (mPackages) { 2624 final PackageParser.Package pkg = mPackages.get(packageName); 2625 if (pkg == null) { 2626 throw new IllegalArgumentException("Unknown package: " + packageName); 2627 } 2628 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2629 mContext.enforceCallingOrSelfPermission( 2630 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2631 } 2632 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2633 if (bp == null) { 2634 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2635 } 2636 2637 checkGrantRevokePermissions(pkg, bp); 2638 2639 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2640 if (ps == null) { 2641 return; 2642 } 2643 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2644 if (gp.grantedPermissions.remove(permissionName)) { 2645 gp.grantedPermissions.remove(permissionName); 2646 if (ps.haveGids) { 2647 gp.gids = removeInts(gp.gids, bp.gids); 2648 } 2649 mSettings.writeLPr(); 2650 changedAppId = ps.appId; 2651 } 2652 } 2653 2654 if (changedAppId >= 0) { 2655 // We changed the perm on someone, kill its processes. 2656 IActivityManager am = ActivityManagerNative.getDefault(); 2657 if (am != null) { 2658 final int callingUserId = UserHandle.getCallingUserId(); 2659 final long ident = Binder.clearCallingIdentity(); 2660 try { 2661 //XXX we should only revoke for the calling user's app permissions, 2662 // but for now we impact all users. 2663 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2664 // "revoke " + permissionName); 2665 int[] users = sUserManager.getUserIds(); 2666 for (int user : users) { 2667 am.killUid(UserHandle.getUid(user, changedAppId), 2668 "revoke " + permissionName); 2669 } 2670 } catch (RemoteException e) { 2671 } finally { 2672 Binder.restoreCallingIdentity(ident); 2673 } 2674 } 2675 } 2676 } 2677 2678 @Override 2679 public boolean isProtectedBroadcast(String actionName) { 2680 synchronized (mPackages) { 2681 return mProtectedBroadcasts.contains(actionName); 2682 } 2683 } 2684 2685 @Override 2686 public int checkSignatures(String pkg1, String pkg2) { 2687 synchronized (mPackages) { 2688 final PackageParser.Package p1 = mPackages.get(pkg1); 2689 final PackageParser.Package p2 = mPackages.get(pkg2); 2690 if (p1 == null || p1.mExtras == null 2691 || p2 == null || p2.mExtras == null) { 2692 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2693 } 2694 return compareSignatures(p1.mSignatures, p2.mSignatures); 2695 } 2696 } 2697 2698 @Override 2699 public int checkUidSignatures(int uid1, int uid2) { 2700 // Map to base uids. 2701 uid1 = UserHandle.getAppId(uid1); 2702 uid2 = UserHandle.getAppId(uid2); 2703 // reader 2704 synchronized (mPackages) { 2705 Signature[] s1; 2706 Signature[] s2; 2707 Object obj = mSettings.getUserIdLPr(uid1); 2708 if (obj != null) { 2709 if (obj instanceof SharedUserSetting) { 2710 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2711 } else if (obj instanceof PackageSetting) { 2712 s1 = ((PackageSetting)obj).signatures.mSignatures; 2713 } else { 2714 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2715 } 2716 } else { 2717 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2718 } 2719 obj = mSettings.getUserIdLPr(uid2); 2720 if (obj != null) { 2721 if (obj instanceof SharedUserSetting) { 2722 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2723 } else if (obj instanceof PackageSetting) { 2724 s2 = ((PackageSetting)obj).signatures.mSignatures; 2725 } else { 2726 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2727 } 2728 } else { 2729 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2730 } 2731 return compareSignatures(s1, s2); 2732 } 2733 } 2734 2735 /** 2736 * Compares two sets of signatures. Returns: 2737 * <br /> 2738 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2739 * <br /> 2740 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2741 * <br /> 2742 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2743 * <br /> 2744 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2745 * <br /> 2746 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2747 */ 2748 static int compareSignatures(Signature[] s1, Signature[] s2) { 2749 if (s1 == null) { 2750 return s2 == null 2751 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2752 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2753 } 2754 2755 if (s2 == null) { 2756 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2757 } 2758 2759 if (s1.length != s2.length) { 2760 return PackageManager.SIGNATURE_NO_MATCH; 2761 } 2762 2763 // Since both signature sets are of size 1, we can compare without HashSets. 2764 if (s1.length == 1) { 2765 return s1[0].equals(s2[0]) ? 2766 PackageManager.SIGNATURE_MATCH : 2767 PackageManager.SIGNATURE_NO_MATCH; 2768 } 2769 2770 HashSet<Signature> set1 = new HashSet<Signature>(); 2771 for (Signature sig : s1) { 2772 set1.add(sig); 2773 } 2774 HashSet<Signature> set2 = new HashSet<Signature>(); 2775 for (Signature sig : s2) { 2776 set2.add(sig); 2777 } 2778 // Make sure s2 contains all signatures in s1. 2779 if (set1.equals(set2)) { 2780 return PackageManager.SIGNATURE_MATCH; 2781 } 2782 return PackageManager.SIGNATURE_NO_MATCH; 2783 } 2784 2785 /** 2786 * If the database version for this type of package (internal storage or 2787 * external storage) is less than the version where package signatures 2788 * were updated, return true. 2789 */ 2790 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2791 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2792 DatabaseVersion.SIGNATURE_END_ENTITY)) 2793 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2794 DatabaseVersion.SIGNATURE_END_ENTITY)); 2795 } 2796 2797 /** 2798 * Used for backward compatibility to make sure any packages with 2799 * certificate chains get upgraded to the new style. {@code existingSigs} 2800 * will be in the old format (since they were stored on disk from before the 2801 * system upgrade) and {@code scannedSigs} will be in the newer format. 2802 */ 2803 private int compareSignaturesCompat(PackageSignatures existingSigs, 2804 PackageParser.Package scannedPkg) { 2805 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2806 return PackageManager.SIGNATURE_NO_MATCH; 2807 } 2808 2809 HashSet<Signature> existingSet = new HashSet<Signature>(); 2810 for (Signature sig : existingSigs.mSignatures) { 2811 existingSet.add(sig); 2812 } 2813 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2814 for (Signature sig : scannedPkg.mSignatures) { 2815 try { 2816 Signature[] chainSignatures = sig.getChainSignatures(); 2817 for (Signature chainSig : chainSignatures) { 2818 scannedCompatSet.add(chainSig); 2819 } 2820 } catch (CertificateEncodingException e) { 2821 scannedCompatSet.add(sig); 2822 } 2823 } 2824 /* 2825 * Make sure the expanded scanned set contains all signatures in the 2826 * existing one. 2827 */ 2828 if (scannedCompatSet.equals(existingSet)) { 2829 // Migrate the old signatures to the new scheme. 2830 existingSigs.assignSignatures(scannedPkg.mSignatures); 2831 // The new KeySets will be re-added later in the scanning process. 2832 synchronized (mPackages) { 2833 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2834 } 2835 return PackageManager.SIGNATURE_MATCH; 2836 } 2837 return PackageManager.SIGNATURE_NO_MATCH; 2838 } 2839 2840 @Override 2841 public String[] getPackagesForUid(int uid) { 2842 uid = UserHandle.getAppId(uid); 2843 // reader 2844 synchronized (mPackages) { 2845 Object obj = mSettings.getUserIdLPr(uid); 2846 if (obj instanceof SharedUserSetting) { 2847 final SharedUserSetting sus = (SharedUserSetting) obj; 2848 final int N = sus.packages.size(); 2849 final String[] res = new String[N]; 2850 final Iterator<PackageSetting> it = sus.packages.iterator(); 2851 int i = 0; 2852 while (it.hasNext()) { 2853 res[i++] = it.next().name; 2854 } 2855 return res; 2856 } else if (obj instanceof PackageSetting) { 2857 final PackageSetting ps = (PackageSetting) obj; 2858 return new String[] { ps.name }; 2859 } 2860 } 2861 return null; 2862 } 2863 2864 @Override 2865 public String getNameForUid(int uid) { 2866 // reader 2867 synchronized (mPackages) { 2868 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2869 if (obj instanceof SharedUserSetting) { 2870 final SharedUserSetting sus = (SharedUserSetting) obj; 2871 return sus.name + ":" + sus.userId; 2872 } else if (obj instanceof PackageSetting) { 2873 final PackageSetting ps = (PackageSetting) obj; 2874 return ps.name; 2875 } 2876 } 2877 return null; 2878 } 2879 2880 @Override 2881 public int getUidForSharedUser(String sharedUserName) { 2882 if(sharedUserName == null) { 2883 return -1; 2884 } 2885 // reader 2886 synchronized (mPackages) { 2887 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2888 if (suid == null) { 2889 return -1; 2890 } 2891 return suid.userId; 2892 } 2893 } 2894 2895 @Override 2896 public int getFlagsForUid(int uid) { 2897 synchronized (mPackages) { 2898 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2899 if (obj instanceof SharedUserSetting) { 2900 final SharedUserSetting sus = (SharedUserSetting) obj; 2901 return sus.pkgFlags; 2902 } else if (obj instanceof PackageSetting) { 2903 final PackageSetting ps = (PackageSetting) obj; 2904 return ps.pkgFlags; 2905 } 2906 } 2907 return 0; 2908 } 2909 2910 @Override 2911 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2912 int flags, int userId) { 2913 if (!sUserManager.exists(userId)) return null; 2914 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2915 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2916 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2917 } 2918 2919 @Override 2920 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2921 IntentFilter filter, int match, ComponentName activity) { 2922 final int userId = UserHandle.getCallingUserId(); 2923 if (DEBUG_PREFERRED) { 2924 Log.v(TAG, "setLastChosenActivity intent=" + intent 2925 + " resolvedType=" + resolvedType 2926 + " flags=" + flags 2927 + " filter=" + filter 2928 + " match=" + match 2929 + " activity=" + activity); 2930 filter.dump(new PrintStreamPrinter(System.out), " "); 2931 } 2932 intent.setComponent(null); 2933 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2934 // Find any earlier preferred or last chosen entries and nuke them 2935 findPreferredActivity(intent, resolvedType, 2936 flags, query, 0, false, true, false, userId); 2937 // Add the new activity as the last chosen for this filter 2938 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2939 } 2940 2941 @Override 2942 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2943 final int userId = UserHandle.getCallingUserId(); 2944 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2945 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2946 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2947 false, false, false, userId); 2948 } 2949 2950 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2951 int flags, List<ResolveInfo> query, int userId) { 2952 if (query != null) { 2953 final int N = query.size(); 2954 if (N == 1) { 2955 return query.get(0); 2956 } else if (N > 1) { 2957 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2958 // If there is more than one activity with the same priority, 2959 // then let the user decide between them. 2960 ResolveInfo r0 = query.get(0); 2961 ResolveInfo r1 = query.get(1); 2962 if (DEBUG_INTENT_MATCHING || debug) { 2963 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2964 + r1.activityInfo.name + "=" + r1.priority); 2965 } 2966 // If the first activity has a higher priority, or a different 2967 // default, then it is always desireable to pick it. 2968 if (r0.priority != r1.priority 2969 || r0.preferredOrder != r1.preferredOrder 2970 || r0.isDefault != r1.isDefault) { 2971 return query.get(0); 2972 } 2973 // If we have saved a preference for a preferred activity for 2974 // this Intent, use that. 2975 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2976 flags, query, r0.priority, true, false, debug, userId); 2977 if (ri != null) { 2978 return ri; 2979 } 2980 if (userId != 0) { 2981 ri = new ResolveInfo(mResolveInfo); 2982 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2983 ri.activityInfo.applicationInfo = new ApplicationInfo( 2984 ri.activityInfo.applicationInfo); 2985 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2986 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2987 return ri; 2988 } 2989 return mResolveInfo; 2990 } 2991 } 2992 return null; 2993 } 2994 2995 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2996 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2997 final int N = query.size(); 2998 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2999 .get(userId); 3000 // Get the list of persistent preferred activities that handle the intent 3001 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3002 List<PersistentPreferredActivity> pprefs = ppir != null 3003 ? ppir.queryIntent(intent, resolvedType, 3004 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3005 : null; 3006 if (pprefs != null && pprefs.size() > 0) { 3007 final int M = pprefs.size(); 3008 for (int i=0; i<M; i++) { 3009 final PersistentPreferredActivity ppa = pprefs.get(i); 3010 if (DEBUG_PREFERRED || debug) { 3011 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3012 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3013 + "\n component=" + ppa.mComponent); 3014 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3015 } 3016 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3017 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3018 if (DEBUG_PREFERRED || debug) { 3019 Slog.v(TAG, "Found persistent preferred activity:"); 3020 if (ai != null) { 3021 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3022 } else { 3023 Slog.v(TAG, " null"); 3024 } 3025 } 3026 if (ai == null) { 3027 // This previously registered persistent preferred activity 3028 // component is no longer known. Ignore it and do NOT remove it. 3029 continue; 3030 } 3031 for (int j=0; j<N; j++) { 3032 final ResolveInfo ri = query.get(j); 3033 if (!ri.activityInfo.applicationInfo.packageName 3034 .equals(ai.applicationInfo.packageName)) { 3035 continue; 3036 } 3037 if (!ri.activityInfo.name.equals(ai.name)) { 3038 continue; 3039 } 3040 // Found a persistent preference that can handle the intent. 3041 if (DEBUG_PREFERRED || debug) { 3042 Slog.v(TAG, "Returning persistent preferred activity: " + 3043 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3044 } 3045 return ri; 3046 } 3047 } 3048 } 3049 return null; 3050 } 3051 3052 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3053 List<ResolveInfo> query, int priority, boolean always, 3054 boolean removeMatches, boolean debug, int userId) { 3055 if (!sUserManager.exists(userId)) return null; 3056 // writer 3057 synchronized (mPackages) { 3058 if (intent.getSelector() != null) { 3059 intent = intent.getSelector(); 3060 } 3061 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3062 3063 // Try to find a matching persistent preferred activity. 3064 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3065 debug, userId); 3066 3067 // If a persistent preferred activity matched, use it. 3068 if (pri != null) { 3069 return pri; 3070 } 3071 3072 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3073 // Get the list of preferred activities that handle the intent 3074 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3075 List<PreferredActivity> prefs = pir != null 3076 ? pir.queryIntent(intent, resolvedType, 3077 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3078 : null; 3079 if (prefs != null && prefs.size() > 0) { 3080 // First figure out how good the original match set is. 3081 // We will only allow preferred activities that came 3082 // from the same match quality. 3083 int match = 0; 3084 3085 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3086 3087 final int N = query.size(); 3088 for (int j=0; j<N; j++) { 3089 final ResolveInfo ri = query.get(j); 3090 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3091 + ": 0x" + Integer.toHexString(match)); 3092 if (ri.match > match) { 3093 match = ri.match; 3094 } 3095 } 3096 3097 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3098 + Integer.toHexString(match)); 3099 3100 match &= IntentFilter.MATCH_CATEGORY_MASK; 3101 final int M = prefs.size(); 3102 for (int i=0; i<M; i++) { 3103 final PreferredActivity pa = prefs.get(i); 3104 if (DEBUG_PREFERRED || debug) { 3105 Slog.v(TAG, "Checking PreferredActivity ds=" 3106 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3107 + "\n component=" + pa.mPref.mComponent); 3108 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3109 } 3110 if (pa.mPref.mMatch != match) { 3111 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3112 + Integer.toHexString(pa.mPref.mMatch)); 3113 continue; 3114 } 3115 // If it's not an "always" type preferred activity and that's what we're 3116 // looking for, skip it. 3117 if (always && !pa.mPref.mAlways) { 3118 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3119 continue; 3120 } 3121 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3122 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3123 if (DEBUG_PREFERRED || debug) { 3124 Slog.v(TAG, "Found preferred activity:"); 3125 if (ai != null) { 3126 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3127 } else { 3128 Slog.v(TAG, " null"); 3129 } 3130 } 3131 if (ai == null) { 3132 // This previously registered preferred activity 3133 // component is no longer known. Most likely an update 3134 // to the app was installed and in the new version this 3135 // component no longer exists. Clean it up by removing 3136 // it from the preferred activities list, and skip it. 3137 Slog.w(TAG, "Removing dangling preferred activity: " 3138 + pa.mPref.mComponent); 3139 pir.removeFilter(pa); 3140 continue; 3141 } 3142 for (int j=0; j<N; j++) { 3143 final ResolveInfo ri = query.get(j); 3144 if (!ri.activityInfo.applicationInfo.packageName 3145 .equals(ai.applicationInfo.packageName)) { 3146 continue; 3147 } 3148 if (!ri.activityInfo.name.equals(ai.name)) { 3149 continue; 3150 } 3151 3152 if (removeMatches) { 3153 pir.removeFilter(pa); 3154 if (DEBUG_PREFERRED) { 3155 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3156 } 3157 break; 3158 } 3159 3160 // Okay we found a previously set preferred or last chosen app. 3161 // If the result set is different from when this 3162 // was created, we need to clear it and re-ask the 3163 // user their preference, if we're looking for an "always" type entry. 3164 if (always && !pa.mPref.sameSet(query, priority)) { 3165 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3166 + intent + " type " + resolvedType); 3167 if (DEBUG_PREFERRED) { 3168 Slog.v(TAG, "Removing preferred activity since set changed " 3169 + pa.mPref.mComponent); 3170 } 3171 pir.removeFilter(pa); 3172 // Re-add the filter as a "last chosen" entry (!always) 3173 PreferredActivity lastChosen = new PreferredActivity( 3174 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3175 pir.addFilter(lastChosen); 3176 mSettings.writePackageRestrictionsLPr(userId); 3177 return null; 3178 } 3179 3180 // Yay! Either the set matched or we're looking for the last chosen 3181 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3182 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3183 mSettings.writePackageRestrictionsLPr(userId); 3184 return ri; 3185 } 3186 } 3187 } 3188 mSettings.writePackageRestrictionsLPr(userId); 3189 } 3190 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3191 return null; 3192 } 3193 3194 /* 3195 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3196 */ 3197 @Override 3198 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3199 int targetUserId) { 3200 mContext.enforceCallingOrSelfPermission( 3201 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3202 List<CrossProfileIntentFilter> matches = 3203 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3204 if (matches != null) { 3205 int size = matches.size(); 3206 for (int i = 0; i < size; i++) { 3207 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3208 } 3209 } 3210 3211 ArrayList<String> packageNames = null; 3212 SparseArray<ArrayList<String>> fromSource = 3213 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3214 if (fromSource != null) { 3215 packageNames = fromSource.get(targetUserId); 3216 } 3217 if (packageNames.contains(intent.getPackage())) { 3218 return true; 3219 } 3220 // We need the package name, so we try to resolve with the loosest flags possible 3221 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3222 intent, resolvedType, PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3223 int count = resolveInfos.size(); 3224 for (int i = 0; i < count; i++) { 3225 ResolveInfo resolveInfo = resolveInfos.get(i); 3226 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3227 return true; 3228 } 3229 } 3230 return false; 3231 } 3232 3233 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3234 String resolvedType, int userId) { 3235 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3236 if (resolver != null) { 3237 return resolver.queryIntent(intent, resolvedType, false, userId); 3238 } 3239 return null; 3240 } 3241 3242 @Override 3243 public List<ResolveInfo> queryIntentActivities(Intent intent, 3244 String resolvedType, int flags, int userId) { 3245 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3246 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3247 ComponentName comp = intent.getComponent(); 3248 if (comp == null) { 3249 if (intent.getSelector() != null) { 3250 intent = intent.getSelector(); 3251 comp = intent.getComponent(); 3252 } 3253 } 3254 3255 if (comp != null) { 3256 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3257 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3258 if (ai != null) { 3259 final ResolveInfo ri = new ResolveInfo(); 3260 ri.activityInfo = ai; 3261 list.add(ri); 3262 } 3263 return list; 3264 } 3265 3266 // reader 3267 synchronized (mPackages) { 3268 final String pkgName = intent.getPackage(); 3269 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3270 if (pkgName == null) { 3271 ResolveInfo resolveInfo = null; 3272 if (queryCrossProfile) { 3273 // Check if the intent needs to be forwarded to another user for this package 3274 ArrayList<ResolveInfo> crossProfileResult = 3275 queryIntentActivitiesCrossProfilePackage( 3276 intent, resolvedType, flags, userId); 3277 if (!crossProfileResult.isEmpty()) { 3278 // Skip the current profile 3279 return crossProfileResult; 3280 } 3281 List<CrossProfileIntentFilter> matchingFilters = 3282 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3283 // Check for results that need to skip the current profile. 3284 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3285 resolvedType, flags, userId); 3286 if (resolveInfo != null) { 3287 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3288 result.add(resolveInfo); 3289 return result; 3290 } 3291 // Check for cross profile results. 3292 resolveInfo = queryCrossProfileIntents( 3293 matchingFilters, intent, resolvedType, flags, userId); 3294 } 3295 // Check for results in the current profile. 3296 List<ResolveInfo> result = mActivities.queryIntent( 3297 intent, resolvedType, flags, userId); 3298 if (resolveInfo != null) { 3299 result.add(resolveInfo); 3300 } 3301 return result; 3302 } 3303 final PackageParser.Package pkg = mPackages.get(pkgName); 3304 if (pkg != null) { 3305 if (queryCrossProfile) { 3306 ArrayList<ResolveInfo> crossProfileResult = 3307 queryIntentActivitiesCrossProfilePackage( 3308 intent, resolvedType, flags, userId, pkg, pkgName); 3309 if (!crossProfileResult.isEmpty()) { 3310 // Skip the current profile 3311 return crossProfileResult; 3312 } 3313 } 3314 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3315 pkg.activities, userId); 3316 } 3317 return new ArrayList<ResolveInfo>(); 3318 } 3319 } 3320 3321 private ResolveInfo querySkipCurrentProfileIntents( 3322 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3323 int flags, int sourceUserId) { 3324 if (matchingFilters != null) { 3325 int size = matchingFilters.size(); 3326 for (int i = 0; i < size; i ++) { 3327 CrossProfileIntentFilter filter = matchingFilters.get(i); 3328 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3329 // Checking if there are activities in the target user that can handle the 3330 // intent. 3331 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3332 flags, sourceUserId); 3333 if (resolveInfo != null) { 3334 return resolveInfo; 3335 } 3336 } 3337 } 3338 } 3339 return null; 3340 } 3341 3342 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3343 Intent intent, String resolvedType, int flags, int userId) { 3344 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3345 SparseArray<ArrayList<String>> sourceForwardingInfo = 3346 mSettings.mCrossProfilePackageInfo.get(userId); 3347 if (sourceForwardingInfo != null) { 3348 int NI = sourceForwardingInfo.size(); 3349 for (int i = 0; i < NI; i++) { 3350 int targetUserId = sourceForwardingInfo.keyAt(i); 3351 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3352 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3353 intent, resolvedType, flags, targetUserId); 3354 int NJ = resolveInfos.size(); 3355 for (int j = 0; j < NJ; j++) { 3356 ResolveInfo resolveInfo = resolveInfos.get(j); 3357 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3358 matchingResolveInfos.add(createForwardingResolveInfo( 3359 resolveInfo.filter, userId, targetUserId)); 3360 } 3361 } 3362 } 3363 } 3364 return matchingResolveInfos; 3365 } 3366 3367 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3368 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3369 String packageName) { 3370 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3371 SparseArray<ArrayList<String>> sourceForwardingInfo = 3372 mSettings.mCrossProfilePackageInfo.get(userId); 3373 if (sourceForwardingInfo != null) { 3374 int NI = sourceForwardingInfo.size(); 3375 for (int i = 0; i < NI; i++) { 3376 int targetUserId = sourceForwardingInfo.keyAt(i); 3377 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3378 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3379 intent, resolvedType, flags, pkg.activities, targetUserId); 3380 int NJ = resolveInfos.size(); 3381 for (int j = 0; j < NJ; j++) { 3382 ResolveInfo resolveInfo = resolveInfos.get(j); 3383 matchingResolveInfos.add(createForwardingResolveInfo( 3384 resolveInfo.filter, userId, targetUserId)); 3385 } 3386 } 3387 } 3388 } 3389 return matchingResolveInfos; 3390 } 3391 3392 // Return matching ResolveInfo if any for skip current profile intent filters. 3393 private ResolveInfo queryCrossProfileIntents( 3394 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3395 int flags, int sourceUserId) { 3396 if (matchingFilters != null) { 3397 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3398 // match the same intent. For performance reasons, it is better not to 3399 // run queryIntent twice for the same userId 3400 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3401 int size = matchingFilters.size(); 3402 for (int i = 0; i < size; i++) { 3403 CrossProfileIntentFilter filter = matchingFilters.get(i); 3404 int targetUserId = filter.getTargetUserId(); 3405 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3406 && !alreadyTriedUserIds.get(targetUserId)) { 3407 // Checking if there are activities in the target user that can handle the 3408 // intent. 3409 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3410 flags, sourceUserId); 3411 if (resolveInfo != null) return resolveInfo; 3412 alreadyTriedUserIds.put(targetUserId, true); 3413 } 3414 } 3415 } 3416 return null; 3417 } 3418 3419 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3420 String resolvedType, int flags, int sourceUserId) { 3421 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3422 resolvedType, flags, filter.getTargetUserId()); 3423 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3424 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3425 } 3426 return null; 3427 } 3428 3429 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3430 int sourceUserId, int targetUserId) { 3431 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3432 String className; 3433 if (targetUserId == UserHandle.USER_OWNER) { 3434 className = FORWARD_INTENT_TO_USER_OWNER; 3435 } else { 3436 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3437 } 3438 ComponentName forwardingActivityComponentName = new ComponentName( 3439 mAndroidApplication.packageName, className); 3440 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3441 sourceUserId); 3442 if (targetUserId == UserHandle.USER_OWNER) { 3443 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3444 forwardingResolveInfo.noResourceId = true; 3445 } 3446 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3447 forwardingResolveInfo.priority = 0; 3448 forwardingResolveInfo.preferredOrder = 0; 3449 forwardingResolveInfo.match = 0; 3450 forwardingResolveInfo.isDefault = true; 3451 forwardingResolveInfo.filter = filter; 3452 forwardingResolveInfo.targetUserId = targetUserId; 3453 return forwardingResolveInfo; 3454 } 3455 3456 @Override 3457 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3458 Intent[] specifics, String[] specificTypes, Intent intent, 3459 String resolvedType, int flags, int userId) { 3460 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3461 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3462 "query intent activity options"); 3463 final String resultsAction = intent.getAction(); 3464 3465 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3466 | PackageManager.GET_RESOLVED_FILTER, userId); 3467 3468 if (DEBUG_INTENT_MATCHING) { 3469 Log.v(TAG, "Query " + intent + ": " + results); 3470 } 3471 3472 int specificsPos = 0; 3473 int N; 3474 3475 // todo: note that the algorithm used here is O(N^2). This 3476 // isn't a problem in our current environment, but if we start running 3477 // into situations where we have more than 5 or 10 matches then this 3478 // should probably be changed to something smarter... 3479 3480 // First we go through and resolve each of the specific items 3481 // that were supplied, taking care of removing any corresponding 3482 // duplicate items in the generic resolve list. 3483 if (specifics != null) { 3484 for (int i=0; i<specifics.length; i++) { 3485 final Intent sintent = specifics[i]; 3486 if (sintent == null) { 3487 continue; 3488 } 3489 3490 if (DEBUG_INTENT_MATCHING) { 3491 Log.v(TAG, "Specific #" + i + ": " + sintent); 3492 } 3493 3494 String action = sintent.getAction(); 3495 if (resultsAction != null && resultsAction.equals(action)) { 3496 // If this action was explicitly requested, then don't 3497 // remove things that have it. 3498 action = null; 3499 } 3500 3501 ResolveInfo ri = null; 3502 ActivityInfo ai = null; 3503 3504 ComponentName comp = sintent.getComponent(); 3505 if (comp == null) { 3506 ri = resolveIntent( 3507 sintent, 3508 specificTypes != null ? specificTypes[i] : null, 3509 flags, userId); 3510 if (ri == null) { 3511 continue; 3512 } 3513 if (ri == mResolveInfo) { 3514 // ACK! Must do something better with this. 3515 } 3516 ai = ri.activityInfo; 3517 comp = new ComponentName(ai.applicationInfo.packageName, 3518 ai.name); 3519 } else { 3520 ai = getActivityInfo(comp, flags, userId); 3521 if (ai == null) { 3522 continue; 3523 } 3524 } 3525 3526 // Look for any generic query activities that are duplicates 3527 // of this specific one, and remove them from the results. 3528 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3529 N = results.size(); 3530 int j; 3531 for (j=specificsPos; j<N; j++) { 3532 ResolveInfo sri = results.get(j); 3533 if ((sri.activityInfo.name.equals(comp.getClassName()) 3534 && sri.activityInfo.applicationInfo.packageName.equals( 3535 comp.getPackageName())) 3536 || (action != null && sri.filter.matchAction(action))) { 3537 results.remove(j); 3538 if (DEBUG_INTENT_MATCHING) Log.v( 3539 TAG, "Removing duplicate item from " + j 3540 + " due to specific " + specificsPos); 3541 if (ri == null) { 3542 ri = sri; 3543 } 3544 j--; 3545 N--; 3546 } 3547 } 3548 3549 // Add this specific item to its proper place. 3550 if (ri == null) { 3551 ri = new ResolveInfo(); 3552 ri.activityInfo = ai; 3553 } 3554 results.add(specificsPos, ri); 3555 ri.specificIndex = i; 3556 specificsPos++; 3557 } 3558 } 3559 3560 // Now we go through the remaining generic results and remove any 3561 // duplicate actions that are found here. 3562 N = results.size(); 3563 for (int i=specificsPos; i<N-1; i++) { 3564 final ResolveInfo rii = results.get(i); 3565 if (rii.filter == null) { 3566 continue; 3567 } 3568 3569 // Iterate over all of the actions of this result's intent 3570 // filter... typically this should be just one. 3571 final Iterator<String> it = rii.filter.actionsIterator(); 3572 if (it == null) { 3573 continue; 3574 } 3575 while (it.hasNext()) { 3576 final String action = it.next(); 3577 if (resultsAction != null && resultsAction.equals(action)) { 3578 // If this action was explicitly requested, then don't 3579 // remove things that have it. 3580 continue; 3581 } 3582 for (int j=i+1; j<N; j++) { 3583 final ResolveInfo rij = results.get(j); 3584 if (rij.filter != null && rij.filter.hasAction(action)) { 3585 results.remove(j); 3586 if (DEBUG_INTENT_MATCHING) Log.v( 3587 TAG, "Removing duplicate item from " + j 3588 + " due to action " + action + " at " + i); 3589 j--; 3590 N--; 3591 } 3592 } 3593 } 3594 3595 // If the caller didn't request filter information, drop it now 3596 // so we don't have to marshall/unmarshall it. 3597 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3598 rii.filter = null; 3599 } 3600 } 3601 3602 // Filter out the caller activity if so requested. 3603 if (caller != null) { 3604 N = results.size(); 3605 for (int i=0; i<N; i++) { 3606 ActivityInfo ainfo = results.get(i).activityInfo; 3607 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3608 && caller.getClassName().equals(ainfo.name)) { 3609 results.remove(i); 3610 break; 3611 } 3612 } 3613 } 3614 3615 // If the caller didn't request filter information, 3616 // drop them now so we don't have to 3617 // marshall/unmarshall it. 3618 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3619 N = results.size(); 3620 for (int i=0; i<N; i++) { 3621 results.get(i).filter = null; 3622 } 3623 } 3624 3625 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3626 return results; 3627 } 3628 3629 @Override 3630 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3631 int userId) { 3632 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3633 ComponentName comp = intent.getComponent(); 3634 if (comp == null) { 3635 if (intent.getSelector() != null) { 3636 intent = intent.getSelector(); 3637 comp = intent.getComponent(); 3638 } 3639 } 3640 if (comp != null) { 3641 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3642 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3643 if (ai != null) { 3644 ResolveInfo ri = new ResolveInfo(); 3645 ri.activityInfo = ai; 3646 list.add(ri); 3647 } 3648 return list; 3649 } 3650 3651 // reader 3652 synchronized (mPackages) { 3653 String pkgName = intent.getPackage(); 3654 if (pkgName == null) { 3655 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3656 } 3657 final PackageParser.Package pkg = mPackages.get(pkgName); 3658 if (pkg != null) { 3659 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3660 userId); 3661 } 3662 return null; 3663 } 3664 } 3665 3666 @Override 3667 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3668 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3669 if (!sUserManager.exists(userId)) return null; 3670 if (query != null) { 3671 if (query.size() >= 1) { 3672 // If there is more than one service with the same priority, 3673 // just arbitrarily pick the first one. 3674 return query.get(0); 3675 } 3676 } 3677 return null; 3678 } 3679 3680 @Override 3681 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3682 int userId) { 3683 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3684 ComponentName comp = intent.getComponent(); 3685 if (comp == null) { 3686 if (intent.getSelector() != null) { 3687 intent = intent.getSelector(); 3688 comp = intent.getComponent(); 3689 } 3690 } 3691 if (comp != null) { 3692 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3693 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3694 if (si != null) { 3695 final ResolveInfo ri = new ResolveInfo(); 3696 ri.serviceInfo = si; 3697 list.add(ri); 3698 } 3699 return list; 3700 } 3701 3702 // reader 3703 synchronized (mPackages) { 3704 String pkgName = intent.getPackage(); 3705 if (pkgName == null) { 3706 return mServices.queryIntent(intent, resolvedType, flags, userId); 3707 } 3708 final PackageParser.Package pkg = mPackages.get(pkgName); 3709 if (pkg != null) { 3710 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3711 userId); 3712 } 3713 return null; 3714 } 3715 } 3716 3717 @Override 3718 public List<ResolveInfo> queryIntentContentProviders( 3719 Intent intent, String resolvedType, int flags, int userId) { 3720 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3721 ComponentName comp = intent.getComponent(); 3722 if (comp == null) { 3723 if (intent.getSelector() != null) { 3724 intent = intent.getSelector(); 3725 comp = intent.getComponent(); 3726 } 3727 } 3728 if (comp != null) { 3729 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3730 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3731 if (pi != null) { 3732 final ResolveInfo ri = new ResolveInfo(); 3733 ri.providerInfo = pi; 3734 list.add(ri); 3735 } 3736 return list; 3737 } 3738 3739 // reader 3740 synchronized (mPackages) { 3741 String pkgName = intent.getPackage(); 3742 if (pkgName == null) { 3743 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3744 } 3745 final PackageParser.Package pkg = mPackages.get(pkgName); 3746 if (pkg != null) { 3747 return mProviders.queryIntentForPackage( 3748 intent, resolvedType, flags, pkg.providers, userId); 3749 } 3750 return null; 3751 } 3752 } 3753 3754 @Override 3755 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3756 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3757 3758 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3759 3760 // writer 3761 synchronized (mPackages) { 3762 ArrayList<PackageInfo> list; 3763 if (listUninstalled) { 3764 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3765 for (PackageSetting ps : mSettings.mPackages.values()) { 3766 PackageInfo pi; 3767 if (ps.pkg != null) { 3768 pi = generatePackageInfo(ps.pkg, flags, userId); 3769 } else { 3770 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3771 } 3772 if (pi != null) { 3773 list.add(pi); 3774 } 3775 } 3776 } else { 3777 list = new ArrayList<PackageInfo>(mPackages.size()); 3778 for (PackageParser.Package p : mPackages.values()) { 3779 PackageInfo pi = generatePackageInfo(p, flags, userId); 3780 if (pi != null) { 3781 list.add(pi); 3782 } 3783 } 3784 } 3785 3786 return new ParceledListSlice<PackageInfo>(list); 3787 } 3788 } 3789 3790 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3791 String[] permissions, boolean[] tmp, int flags, int userId) { 3792 int numMatch = 0; 3793 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3794 for (int i=0; i<permissions.length; i++) { 3795 if (gp.grantedPermissions.contains(permissions[i])) { 3796 tmp[i] = true; 3797 numMatch++; 3798 } else { 3799 tmp[i] = false; 3800 } 3801 } 3802 if (numMatch == 0) { 3803 return; 3804 } 3805 PackageInfo pi; 3806 if (ps.pkg != null) { 3807 pi = generatePackageInfo(ps.pkg, flags, userId); 3808 } else { 3809 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3810 } 3811 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3812 if (numMatch == permissions.length) { 3813 pi.requestedPermissions = permissions; 3814 } else { 3815 pi.requestedPermissions = new String[numMatch]; 3816 numMatch = 0; 3817 for (int i=0; i<permissions.length; i++) { 3818 if (tmp[i]) { 3819 pi.requestedPermissions[numMatch] = permissions[i]; 3820 numMatch++; 3821 } 3822 } 3823 } 3824 } 3825 list.add(pi); 3826 } 3827 3828 @Override 3829 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3830 String[] permissions, int flags, int userId) { 3831 if (!sUserManager.exists(userId)) return null; 3832 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3833 3834 // writer 3835 synchronized (mPackages) { 3836 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3837 boolean[] tmpBools = new boolean[permissions.length]; 3838 if (listUninstalled) { 3839 for (PackageSetting ps : mSettings.mPackages.values()) { 3840 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3841 } 3842 } else { 3843 for (PackageParser.Package pkg : mPackages.values()) { 3844 PackageSetting ps = (PackageSetting)pkg.mExtras; 3845 if (ps != null) { 3846 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3847 userId); 3848 } 3849 } 3850 } 3851 3852 return new ParceledListSlice<PackageInfo>(list); 3853 } 3854 } 3855 3856 @Override 3857 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3858 if (!sUserManager.exists(userId)) return null; 3859 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3860 3861 // writer 3862 synchronized (mPackages) { 3863 ArrayList<ApplicationInfo> list; 3864 if (listUninstalled) { 3865 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3866 for (PackageSetting ps : mSettings.mPackages.values()) { 3867 ApplicationInfo ai; 3868 if (ps.pkg != null) { 3869 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3870 ps.readUserState(userId), userId); 3871 } else { 3872 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3873 } 3874 if (ai != null) { 3875 list.add(ai); 3876 } 3877 } 3878 } else { 3879 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3880 for (PackageParser.Package p : mPackages.values()) { 3881 if (p.mExtras != null) { 3882 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3883 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3884 if (ai != null) { 3885 list.add(ai); 3886 } 3887 } 3888 } 3889 } 3890 3891 return new ParceledListSlice<ApplicationInfo>(list); 3892 } 3893 } 3894 3895 public List<ApplicationInfo> getPersistentApplications(int flags) { 3896 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3897 3898 // reader 3899 synchronized (mPackages) { 3900 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3901 final int userId = UserHandle.getCallingUserId(); 3902 while (i.hasNext()) { 3903 final PackageParser.Package p = i.next(); 3904 if (p.applicationInfo != null 3905 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3906 && (!mSafeMode || isSystemApp(p))) { 3907 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3908 if (ps != null) { 3909 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3910 ps.readUserState(userId), userId); 3911 if (ai != null) { 3912 finalList.add(ai); 3913 } 3914 } 3915 } 3916 } 3917 } 3918 3919 return finalList; 3920 } 3921 3922 @Override 3923 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3924 if (!sUserManager.exists(userId)) return null; 3925 // reader 3926 synchronized (mPackages) { 3927 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3928 PackageSetting ps = provider != null 3929 ? mSettings.mPackages.get(provider.owner.packageName) 3930 : null; 3931 return ps != null 3932 && mSettings.isEnabledLPr(provider.info, flags, userId) 3933 && (!mSafeMode || (provider.info.applicationInfo.flags 3934 &ApplicationInfo.FLAG_SYSTEM) != 0) 3935 ? PackageParser.generateProviderInfo(provider, flags, 3936 ps.readUserState(userId), userId) 3937 : null; 3938 } 3939 } 3940 3941 /** 3942 * @deprecated 3943 */ 3944 @Deprecated 3945 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3946 // reader 3947 synchronized (mPackages) { 3948 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3949 .entrySet().iterator(); 3950 final int userId = UserHandle.getCallingUserId(); 3951 while (i.hasNext()) { 3952 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3953 PackageParser.Provider p = entry.getValue(); 3954 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3955 3956 if (ps != null && p.syncable 3957 && (!mSafeMode || (p.info.applicationInfo.flags 3958 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3959 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3960 ps.readUserState(userId), userId); 3961 if (info != null) { 3962 outNames.add(entry.getKey()); 3963 outInfo.add(info); 3964 } 3965 } 3966 } 3967 } 3968 } 3969 3970 @Override 3971 public List<ProviderInfo> queryContentProviders(String processName, 3972 int uid, int flags) { 3973 ArrayList<ProviderInfo> finalList = null; 3974 // reader 3975 synchronized (mPackages) { 3976 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3977 final int userId = processName != null ? 3978 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3979 while (i.hasNext()) { 3980 final PackageParser.Provider p = i.next(); 3981 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3982 if (ps != null && p.info.authority != null 3983 && (processName == null 3984 || (p.info.processName.equals(processName) 3985 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3986 && mSettings.isEnabledLPr(p.info, flags, userId) 3987 && (!mSafeMode 3988 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3989 if (finalList == null) { 3990 finalList = new ArrayList<ProviderInfo>(3); 3991 } 3992 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3993 ps.readUserState(userId), userId); 3994 if (info != null) { 3995 finalList.add(info); 3996 } 3997 } 3998 } 3999 } 4000 4001 if (finalList != null) { 4002 Collections.sort(finalList, mProviderInitOrderSorter); 4003 } 4004 4005 return finalList; 4006 } 4007 4008 @Override 4009 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4010 int flags) { 4011 // reader 4012 synchronized (mPackages) { 4013 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4014 return PackageParser.generateInstrumentationInfo(i, flags); 4015 } 4016 } 4017 4018 @Override 4019 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4020 int flags) { 4021 ArrayList<InstrumentationInfo> finalList = 4022 new ArrayList<InstrumentationInfo>(); 4023 4024 // reader 4025 synchronized (mPackages) { 4026 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4027 while (i.hasNext()) { 4028 final PackageParser.Instrumentation p = i.next(); 4029 if (targetPackage == null 4030 || targetPackage.equals(p.info.targetPackage)) { 4031 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4032 flags); 4033 if (ii != null) { 4034 finalList.add(ii); 4035 } 4036 } 4037 } 4038 } 4039 4040 return finalList; 4041 } 4042 4043 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4044 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4045 if (overlays == null) { 4046 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4047 return; 4048 } 4049 for (PackageParser.Package opkg : overlays.values()) { 4050 // Not much to do if idmap fails: we already logged the error 4051 // and we certainly don't want to abort installation of pkg simply 4052 // because an overlay didn't fit properly. For these reasons, 4053 // ignore the return value of createIdmapForPackagePairLI. 4054 createIdmapForPackagePairLI(pkg, opkg); 4055 } 4056 } 4057 4058 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4059 PackageParser.Package opkg) { 4060 if (!opkg.mTrustedOverlay) { 4061 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4062 opkg.baseCodePath + ": overlay not trusted"); 4063 return false; 4064 } 4065 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4066 if (overlaySet == null) { 4067 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4068 opkg.baseCodePath + " but target package has no known overlays"); 4069 return false; 4070 } 4071 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4072 // TODO: generate idmap for split APKs 4073 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4074 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4075 + opkg.baseCodePath); 4076 return false; 4077 } 4078 PackageParser.Package[] overlayArray = 4079 overlaySet.values().toArray(new PackageParser.Package[0]); 4080 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4081 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4082 return p1.mOverlayPriority - p2.mOverlayPriority; 4083 } 4084 }; 4085 Arrays.sort(overlayArray, cmp); 4086 4087 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4088 int i = 0; 4089 for (PackageParser.Package p : overlayArray) { 4090 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4091 } 4092 return true; 4093 } 4094 4095 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 4096 final File[] files = dir.listFiles(); 4097 if (ArrayUtils.isEmpty(files)) { 4098 Log.d(TAG, "No files in app dir " + dir); 4099 return; 4100 } 4101 4102 if (DEBUG_PACKAGE_SCANNING) { 4103 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 4104 + " flags=0x" + Integer.toHexString(flags)); 4105 } 4106 4107 for (File file : files) { 4108 final boolean isPackage = isApkFile(file) || file.isDirectory(); 4109 if (!isPackage) { 4110 // Ignore entries which are not apk's 4111 continue; 4112 } 4113 try { 4114 scanPackageLI(file, flags | PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, 4115 null, null); 4116 } catch (PackageManagerException e) { 4117 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4118 4119 // Don't mess around with apps in system partition. 4120 if ((flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4121 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4122 // Delete the apk 4123 Slog.w(TAG, "Cleaning up failed install of " + file); 4124 file.delete(); 4125 } 4126 } 4127 } 4128 } 4129 4130 private static File getSettingsProblemFile() { 4131 File dataDir = Environment.getDataDirectory(); 4132 File systemDir = new File(dataDir, "system"); 4133 File fname = new File(systemDir, "uiderrors.txt"); 4134 return fname; 4135 } 4136 4137 static void reportSettingsProblem(int priority, String msg) { 4138 try { 4139 File fname = getSettingsProblemFile(); 4140 FileOutputStream out = new FileOutputStream(fname, true); 4141 PrintWriter pw = new FastPrintWriter(out); 4142 SimpleDateFormat formatter = new SimpleDateFormat(); 4143 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4144 pw.println(dateString + ": " + msg); 4145 pw.close(); 4146 FileUtils.setPermissions( 4147 fname.toString(), 4148 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4149 -1, -1); 4150 } catch (java.io.IOException e) { 4151 } 4152 Slog.println(priority, TAG, msg); 4153 } 4154 4155 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4156 PackageParser.Package pkg, File srcFile, int parseFlags) 4157 throws PackageManagerException { 4158 if (ps != null 4159 && ps.codePath.equals(srcFile) 4160 && ps.timeStamp == srcFile.lastModified() 4161 && !isCompatSignatureUpdateNeeded(pkg)) { 4162 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4163 if (ps.signatures.mSignatures != null 4164 && ps.signatures.mSignatures.length != 0 4165 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4166 // Optimization: reuse the existing cached certificates 4167 // if the package appears to be unchanged. 4168 pkg.mSignatures = ps.signatures.mSignatures; 4169 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4170 synchronized (mPackages) { 4171 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4172 } 4173 return; 4174 } 4175 4176 Slog.w(TAG, "PackageSetting for " + ps.name 4177 + " is missing signatures. Collecting certs again to recover them."); 4178 } else { 4179 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4180 } 4181 4182 try { 4183 pp.collectCertificates(pkg, parseFlags); 4184 pp.collectManifestDigest(pkg); 4185 } catch (PackageParserException e) { 4186 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4187 + pkg.packageName + ": " + e.getMessage()); 4188 } 4189 } 4190 4191 /* 4192 * Scan a package and return the newly parsed package. 4193 * Returns null in case of errors and the error code is stored in mLastScanError 4194 */ 4195 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanMode, 4196 long currentTime, UserHandle user, String abiOverride) throws PackageManagerException { 4197 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4198 parseFlags |= mDefParseFlags; 4199 PackageParser pp = new PackageParser(); 4200 pp.setSeparateProcesses(mSeparateProcesses); 4201 pp.setOnlyCoreApps(mOnlyCore); 4202 pp.setDisplayMetrics(mMetrics); 4203 4204 if ((scanMode & SCAN_TRUSTED_OVERLAY) != 0) { 4205 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4206 } 4207 4208 final PackageParser.Package pkg; 4209 try { 4210 pkg = pp.parsePackage(scanFile, parseFlags); 4211 } catch (PackageParserException e) { 4212 throw new PackageManagerException(e.error, 4213 "Failed to scan " + scanFile + ": " + e.getMessage()); 4214 } 4215 4216 PackageSetting ps = null; 4217 PackageSetting updatedPkg; 4218 // reader 4219 synchronized (mPackages) { 4220 // Look to see if we already know about this package. 4221 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4222 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4223 // This package has been renamed to its original name. Let's 4224 // use that. 4225 ps = mSettings.peekPackageLPr(oldName); 4226 } 4227 // If there was no original package, see one for the real package name. 4228 if (ps == null) { 4229 ps = mSettings.peekPackageLPr(pkg.packageName); 4230 } 4231 // Check to see if this package could be hiding/updating a system 4232 // package. Must look for it either under the original or real 4233 // package name depending on our state. 4234 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4235 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4236 } 4237 boolean updatedPkgBetter = false; 4238 // First check if this is a system package that may involve an update 4239 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4240 if (ps != null && !ps.codePath.equals(scanFile)) { 4241 // The path has changed from what was last scanned... check the 4242 // version of the new path against what we have stored to determine 4243 // what to do. 4244 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4245 if (pkg.mVersionCode < ps.versionCode) { 4246 // The system package has been updated and the code path does not match 4247 // Ignore entry. Skip it. 4248 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4249 + " ignored: updated version " + ps.versionCode 4250 + " better than this " + pkg.mVersionCode); 4251 if (!updatedPkg.codePath.equals(scanFile)) { 4252 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4253 + ps.name + " changing from " + updatedPkg.codePathString 4254 + " to " + scanFile); 4255 updatedPkg.codePath = scanFile; 4256 updatedPkg.codePathString = scanFile.toString(); 4257 // This is the point at which we know that the system-disk APK 4258 // for this package has moved during a reboot (e.g. due to an OTA), 4259 // so we need to reevaluate it for privilege policy. 4260 if (locationIsPrivileged(scanFile)) { 4261 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4262 } 4263 } 4264 updatedPkg.pkg = pkg; 4265 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4266 } else { 4267 // The current app on the system partition is better than 4268 // what we have updated to on the data partition; switch 4269 // back to the system partition version. 4270 // At this point, its safely assumed that package installation for 4271 // apps in system partition will go through. If not there won't be a working 4272 // version of the app 4273 // writer 4274 synchronized (mPackages) { 4275 // Just remove the loaded entries from package lists. 4276 mPackages.remove(ps.name); 4277 } 4278 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4279 + "reverting from " + ps.codePathString 4280 + ": new version " + pkg.mVersionCode 4281 + " better than installed " + ps.versionCode); 4282 4283 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4284 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4285 getAppDexInstructionSets(ps), isMultiArch(ps)); 4286 synchronized (mInstallLock) { 4287 args.cleanUpResourcesLI(); 4288 } 4289 synchronized (mPackages) { 4290 mSettings.enableSystemPackageLPw(ps.name); 4291 } 4292 updatedPkgBetter = true; 4293 } 4294 } 4295 } 4296 4297 if (updatedPkg != null) { 4298 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4299 // initially 4300 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4301 4302 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4303 // flag set initially 4304 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4305 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4306 } 4307 } 4308 4309 // Verify certificates against what was last scanned 4310 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4311 4312 /* 4313 * A new system app appeared, but we already had a non-system one of the 4314 * same name installed earlier. 4315 */ 4316 boolean shouldHideSystemApp = false; 4317 if (updatedPkg == null && ps != null 4318 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4319 /* 4320 * Check to make sure the signatures match first. If they don't, 4321 * wipe the installed application and its data. 4322 */ 4323 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4324 != PackageManager.SIGNATURE_MATCH) { 4325 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4326 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4327 ps = null; 4328 } else { 4329 /* 4330 * If the newly-added system app is an older version than the 4331 * already installed version, hide it. It will be scanned later 4332 * and re-added like an update. 4333 */ 4334 if (pkg.mVersionCode < ps.versionCode) { 4335 shouldHideSystemApp = true; 4336 } else { 4337 /* 4338 * The newly found system app is a newer version that the 4339 * one previously installed. Simply remove the 4340 * already-installed application and replace it with our own 4341 * while keeping the application data. 4342 */ 4343 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4344 + ps.codePathString + ": new version " + pkg.mVersionCode 4345 + " better than installed " + ps.versionCode); 4346 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4347 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4348 getAppDexInstructionSets(ps), isMultiArch(ps)); 4349 synchronized (mInstallLock) { 4350 args.cleanUpResourcesLI(); 4351 } 4352 } 4353 } 4354 } 4355 4356 // The apk is forward locked (not public) if its code and resources 4357 // are kept in different files. (except for app in either system or 4358 // vendor path). 4359 // TODO grab this value from PackageSettings 4360 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4361 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4362 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4363 } 4364 } 4365 4366 // TODO: extend to support forward-locked splits 4367 String resourcePath = null; 4368 String baseResourcePath = null; 4369 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4370 if (ps != null && ps.resourcePathString != null) { 4371 resourcePath = ps.resourcePathString; 4372 baseResourcePath = ps.resourcePathString; 4373 } else { 4374 // Should not happen at all. Just log an error. 4375 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4376 } 4377 } else { 4378 resourcePath = pkg.codePath; 4379 baseResourcePath = pkg.baseCodePath; 4380 } 4381 4382 // Set application objects path explicitly. 4383 pkg.applicationInfo.setCodePath(pkg.codePath); 4384 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4385 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4386 pkg.applicationInfo.setResourcePath(resourcePath); 4387 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4388 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4389 4390 // Note that we invoke the following method only if we are about to unpack an application 4391 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4392 | SCAN_UPDATE_SIGNATURE, currentTime, user, abiOverride); 4393 4394 /* 4395 * If the system app should be overridden by a previously installed 4396 * data, hide the system app now and let the /data/app scan pick it up 4397 * again. 4398 */ 4399 if (shouldHideSystemApp) { 4400 synchronized (mPackages) { 4401 /* 4402 * We have to grant systems permissions before we hide, because 4403 * grantPermissions will assume the package update is trying to 4404 * expand its permissions. 4405 */ 4406 grantPermissionsLPw(pkg, true); 4407 mSettings.disableSystemPackageLPw(pkg.packageName); 4408 } 4409 } 4410 4411 return scannedPkg; 4412 } 4413 4414 private static String fixProcessName(String defProcessName, 4415 String processName, int uid) { 4416 if (processName == null) { 4417 return defProcessName; 4418 } 4419 return processName; 4420 } 4421 4422 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4423 throws PackageManagerException { 4424 if (pkgSetting.signatures.mSignatures != null) { 4425 // Already existing package. Make sure signatures match 4426 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4427 == PackageManager.SIGNATURE_MATCH; 4428 if (!match) { 4429 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4430 == PackageManager.SIGNATURE_MATCH; 4431 } 4432 if (!match) { 4433 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4434 + pkg.packageName + " signatures do not match the " 4435 + "previously installed version; ignoring!"); 4436 } 4437 } 4438 4439 // Check for shared user signatures 4440 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4441 // Already existing package. Make sure signatures match 4442 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4443 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4444 if (!match) { 4445 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4446 == PackageManager.SIGNATURE_MATCH; 4447 } 4448 if (!match) { 4449 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4450 "Package " + pkg.packageName 4451 + " has no signatures that match those in shared user " 4452 + pkgSetting.sharedUser.name + "; ignoring!"); 4453 } 4454 } 4455 } 4456 4457 /** 4458 * Enforces that only the system UID or root's UID can call a method exposed 4459 * via Binder. 4460 * 4461 * @param message used as message if SecurityException is thrown 4462 * @throws SecurityException if the caller is not system or root 4463 */ 4464 private static final void enforceSystemOrRoot(String message) { 4465 final int uid = Binder.getCallingUid(); 4466 if (uid != Process.SYSTEM_UID && uid != 0) { 4467 throw new SecurityException(message); 4468 } 4469 } 4470 4471 @Override 4472 public void performBootDexOpt() { 4473 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4474 4475 final HashSet<PackageParser.Package> pkgs; 4476 synchronized (mPackages) { 4477 pkgs = mDeferredDexOpt; 4478 mDeferredDexOpt = null; 4479 } 4480 4481 if (pkgs != null) { 4482 // Filter out packages that aren't recently used. 4483 // 4484 // The exception is first boot of a non-eng device, which 4485 // should do a full dexopt. 4486 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4487 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4488 // TODO: add a property to control this? 4489 long dexOptLRUThresholdInMinutes; 4490 if (eng) { 4491 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4492 } else { 4493 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4494 } 4495 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4496 4497 int total = pkgs.size(); 4498 int skipped = 0; 4499 long now = System.currentTimeMillis(); 4500 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4501 PackageParser.Package pkg = i.next(); 4502 long then = pkg.mLastPackageUsageTimeInMills; 4503 if (then + dexOptLRUThresholdInMills < now) { 4504 if (DEBUG_DEXOPT) { 4505 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4506 ((then == 0) ? "never" : new Date(then))); 4507 } 4508 i.remove(); 4509 skipped++; 4510 } 4511 } 4512 if (DEBUG_DEXOPT) { 4513 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4514 } 4515 } 4516 4517 int i = 0; 4518 for (PackageParser.Package pkg : pkgs) { 4519 i++; 4520 if (DEBUG_DEXOPT) { 4521 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4522 + ": " + pkg.packageName); 4523 } 4524 if (!isFirstBoot()) { 4525 try { 4526 ActivityManagerNative.getDefault().showBootMessage( 4527 mContext.getResources().getString( 4528 R.string.android_upgrading_apk, 4529 i, pkgs.size()), true); 4530 } catch (RemoteException e) { 4531 } 4532 } 4533 PackageParser.Package p = pkg; 4534 synchronized (mInstallLock) { 4535 if (p.mDexOptNeeded) { 4536 performDexOptLI(p, false /* force dex */, false /* defer */, 4537 true /* include dependencies */); 4538 } 4539 } 4540 } 4541 } 4542 } 4543 4544 @Override 4545 public boolean performDexOpt(String packageName) { 4546 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4547 return performDexOpt(packageName, true); 4548 } 4549 4550 public boolean performDexOpt(String packageName, boolean updateUsage) { 4551 4552 PackageParser.Package p; 4553 synchronized (mPackages) { 4554 p = mPackages.get(packageName); 4555 if (p == null) { 4556 return false; 4557 } 4558 if (updateUsage) { 4559 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4560 } 4561 mPackageUsage.write(false); 4562 if (!p.mDexOptNeeded) { 4563 return false; 4564 } 4565 } 4566 4567 synchronized (mInstallLock) { 4568 return performDexOptLI(p, false /* force dex */, false /* defer */, 4569 true /* include dependencies */) == DEX_OPT_PERFORMED; 4570 } 4571 } 4572 4573 public HashSet<String> getPackagesThatNeedDexOpt() { 4574 HashSet<String> pkgs = null; 4575 synchronized (mPackages) { 4576 for (PackageParser.Package p : mPackages.values()) { 4577 if (DEBUG_DEXOPT) { 4578 Log.i(TAG, p.packageName + " mDexOptNeeded=" + p.mDexOptNeeded); 4579 } 4580 if (!p.mDexOptNeeded) { 4581 continue; 4582 } 4583 if (pkgs == null) { 4584 pkgs = new HashSet<String>(); 4585 } 4586 pkgs.add(p.packageName); 4587 } 4588 } 4589 return pkgs; 4590 } 4591 4592 public void shutdown() { 4593 mPackageUsage.write(true); 4594 } 4595 4596 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4597 boolean forceDex, boolean defer, HashSet<String> done) { 4598 for (int i=0; i<libs.size(); i++) { 4599 PackageParser.Package libPkg; 4600 String libName; 4601 synchronized (mPackages) { 4602 libName = libs.get(i); 4603 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4604 if (lib != null && lib.apk != null) { 4605 libPkg = mPackages.get(lib.apk); 4606 } else { 4607 libPkg = null; 4608 } 4609 } 4610 if (libPkg != null && !done.contains(libName)) { 4611 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4612 } 4613 } 4614 } 4615 4616 static final int DEX_OPT_SKIPPED = 0; 4617 static final int DEX_OPT_PERFORMED = 1; 4618 static final int DEX_OPT_DEFERRED = 2; 4619 static final int DEX_OPT_FAILED = -1; 4620 4621 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4622 boolean forceDex, boolean defer, HashSet<String> done) { 4623 final String[] instructionSets = targetInstructionSets != null ? 4624 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4625 4626 if (done != null) { 4627 done.add(pkg.packageName); 4628 if (pkg.usesLibraries != null) { 4629 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4630 } 4631 if (pkg.usesOptionalLibraries != null) { 4632 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4633 } 4634 } 4635 4636 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4637 return DEX_OPT_SKIPPED; 4638 } 4639 4640 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4641 boolean performedDexOpt = false; 4642 // There are three basic cases here: 4643 // 1.) we need to dexopt, either because we are forced or it is needed 4644 // 2.) we are defering a needed dexopt 4645 // 3.) we are skipping an unneeded dexopt 4646 for (String path : paths) { 4647 for (String instructionSet : instructionSets) { 4648 try { 4649 final boolean isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4650 pkg.packageName, instructionSet, defer); 4651 if (forceDex || (!defer && isDexOptNeeded)) { 4652 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4653 + pkg.applicationInfo.packageName + " isa=" + instructionSet); 4654 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4655 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4656 pkg.packageName, instructionSet); 4657 4658 if (ret < 0) { 4659 // Don't bother running dexopt again if we failed, it will probably 4660 // just result in an error again. Also, don't bother dexopting for other 4661 // paths & ISAs. 4662 pkg.mDexOptNeeded = false; 4663 return DEX_OPT_FAILED; 4664 } else { 4665 performedDexOpt = true; 4666 } 4667 } 4668 4669 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4670 // paths and instruction sets. We'll deal with them all together when we process 4671 // our list of deferred dexopts. 4672 if (defer && isDexOptNeeded) { 4673 if (mDeferredDexOpt == null) { 4674 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4675 } 4676 mDeferredDexOpt.add(pkg); 4677 return DEX_OPT_DEFERRED; 4678 } 4679 } catch (FileNotFoundException e) { 4680 Slog.w(TAG, "Apk not found for dexopt: " + path); 4681 return DEX_OPT_FAILED; 4682 } catch (IOException e) { 4683 Slog.w(TAG, "IOException reading apk: " + path, e); 4684 return DEX_OPT_FAILED; 4685 } catch (StaleDexCacheError e) { 4686 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4687 return DEX_OPT_FAILED; 4688 } catch (Exception e) { 4689 Slog.w(TAG, "Exception when doing dexopt : ", e); 4690 return DEX_OPT_FAILED; 4691 } 4692 } 4693 } 4694 4695 // If we've gotten here, we're sure that no error occurred and that we haven't 4696 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4697 // we've skipped all of them because they are up to date. In both cases this 4698 // package doesn't need dexopt any longer. 4699 pkg.mDexOptNeeded = false; 4700 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4701 } 4702 4703 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4704 if (info.primaryCpuAbi != null) { 4705 if (info.secondaryCpuAbi != null) { 4706 return new String[] { 4707 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4708 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4709 } else { 4710 return new String[] { 4711 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4712 } 4713 } 4714 4715 return new String[] { getPreferredInstructionSet() }; 4716 } 4717 4718 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4719 if (ps.primaryCpuAbiString != null) { 4720 if (ps.secondaryCpuAbiString != null) { 4721 return new String[] { 4722 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4723 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4724 } else { 4725 return new String[] { 4726 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4727 } 4728 } 4729 4730 return new String[] { getPreferredInstructionSet() }; 4731 } 4732 4733 private static String getPreferredInstructionSet() { 4734 if (sPreferredInstructionSet == null) { 4735 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4736 } 4737 4738 return sPreferredInstructionSet; 4739 } 4740 4741 private static List<String> getAllInstructionSets() { 4742 final String[] allAbis = Build.SUPPORTED_ABIS; 4743 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4744 4745 for (String abi : allAbis) { 4746 final String instructionSet = VMRuntime.getInstructionSet(abi); 4747 if (!allInstructionSets.contains(instructionSet)) { 4748 allInstructionSets.add(instructionSet); 4749 } 4750 } 4751 4752 return allInstructionSets; 4753 } 4754 4755 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4756 boolean inclDependencies) { 4757 HashSet<String> done; 4758 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4759 done = new HashSet<String>(); 4760 done.add(pkg.packageName); 4761 } else { 4762 done = null; 4763 } 4764 return performDexOptLI(pkg, null /* target instruction sets */, forceDex, defer, done); 4765 } 4766 4767 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4768 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4769 Slog.w(TAG, "Unable to update from " + oldPkg.name 4770 + " to " + newPkg.packageName 4771 + ": old package not in system partition"); 4772 return false; 4773 } else if (mPackages.get(oldPkg.name) != null) { 4774 Slog.w(TAG, "Unable to update from " + oldPkg.name 4775 + " to " + newPkg.packageName 4776 + ": old package still exists"); 4777 return false; 4778 } 4779 return true; 4780 } 4781 4782 File getDataPathForUser(int userId) { 4783 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4784 } 4785 4786 private File getDataPathForPackage(String packageName, int userId) { 4787 /* 4788 * Until we fully support multiple users, return the directory we 4789 * previously would have. The PackageManagerTests will need to be 4790 * revised when this is changed back.. 4791 */ 4792 if (userId == 0) { 4793 return new File(mAppDataDir, packageName); 4794 } else { 4795 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4796 + File.separator + packageName); 4797 } 4798 } 4799 4800 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4801 int[] users = sUserManager.getUserIds(); 4802 int res = mInstaller.install(packageName, uid, uid, seinfo); 4803 if (res < 0) { 4804 return res; 4805 } 4806 for (int user : users) { 4807 if (user != 0) { 4808 res = mInstaller.createUserData(packageName, 4809 UserHandle.getUid(user, uid), user, seinfo); 4810 if (res < 0) { 4811 return res; 4812 } 4813 } 4814 } 4815 return res; 4816 } 4817 4818 private int removeDataDirsLI(String packageName) { 4819 int[] users = sUserManager.getUserIds(); 4820 int res = 0; 4821 for (int user : users) { 4822 int resInner = mInstaller.remove(packageName, user); 4823 if (resInner < 0) { 4824 res = resInner; 4825 } 4826 } 4827 4828 return res; 4829 } 4830 4831 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4832 PackageParser.Package changingLib) { 4833 if (file.path != null) { 4834 usesLibraryFiles.add(file.path); 4835 return; 4836 } 4837 PackageParser.Package p = mPackages.get(file.apk); 4838 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4839 // If we are doing this while in the middle of updating a library apk, 4840 // then we need to make sure to use that new apk for determining the 4841 // dependencies here. (We haven't yet finished committing the new apk 4842 // to the package manager state.) 4843 if (p == null || p.packageName.equals(changingLib.packageName)) { 4844 p = changingLib; 4845 } 4846 } 4847 if (p != null) { 4848 usesLibraryFiles.addAll(p.getAllCodePaths()); 4849 } 4850 } 4851 4852 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4853 PackageParser.Package changingLib) throws PackageManagerException { 4854 // We might be upgrading from a version of the platform that did not 4855 // provide per-package native library directories for system apps. 4856 // Fix that up here. 4857 if (isSystemApp(pkg)) { 4858 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4859 if (!isUpdatedSystemApp(pkg)) { 4860 setBundledAppAbisAndRoots(pkg, ps); 4861 } 4862 } 4863 4864 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4865 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4866 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4867 for (int i=0; i<N; i++) { 4868 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4869 if (file == null) { 4870 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4871 "Package " + pkg.packageName + " requires unavailable shared library " 4872 + pkg.usesLibraries.get(i) + "; failing!"); 4873 } 4874 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4875 } 4876 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4877 for (int i=0; i<N; i++) { 4878 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4879 if (file == null) { 4880 Slog.w(TAG, "Package " + pkg.packageName 4881 + " desires unavailable shared library " 4882 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4883 } else { 4884 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4885 } 4886 } 4887 N = usesLibraryFiles.size(); 4888 if (N > 0) { 4889 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4890 } else { 4891 pkg.usesLibraryFiles = null; 4892 } 4893 } 4894 } 4895 4896 private static boolean hasString(List<String> list, List<String> which) { 4897 if (list == null) { 4898 return false; 4899 } 4900 for (int i=list.size()-1; i>=0; i--) { 4901 for (int j=which.size()-1; j>=0; j--) { 4902 if (which.get(j).equals(list.get(i))) { 4903 return true; 4904 } 4905 } 4906 } 4907 return false; 4908 } 4909 4910 private void updateAllSharedLibrariesLPw() { 4911 for (PackageParser.Package pkg : mPackages.values()) { 4912 try { 4913 updateSharedLibrariesLPw(pkg, null); 4914 } catch (PackageManagerException e) { 4915 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4916 } 4917 } 4918 } 4919 4920 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4921 PackageParser.Package changingPkg) { 4922 ArrayList<PackageParser.Package> res = null; 4923 for (PackageParser.Package pkg : mPackages.values()) { 4924 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4925 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4926 if (res == null) { 4927 res = new ArrayList<PackageParser.Package>(); 4928 } 4929 res.add(pkg); 4930 try { 4931 updateSharedLibrariesLPw(pkg, changingPkg); 4932 } catch (PackageManagerException e) { 4933 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4934 } 4935 } 4936 } 4937 return res; 4938 } 4939 4940 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4941 int scanMode, long currentTime, UserHandle user, String abiOverride) 4942 throws PackageManagerException { 4943 final File scanFile = new File(pkg.codePath); 4944 if (pkg.applicationInfo.getCodePath() == null || 4945 pkg.applicationInfo.getResourcePath() == null) { 4946 // Bail out. The resource and code paths haven't been set. 4947 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4948 "Code and resource paths haven't been set correctly"); 4949 } 4950 4951 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4952 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4953 } 4954 4955 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4956 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4957 } 4958 4959 if (mCustomResolverComponentName != null && 4960 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4961 setUpCustomResolverActivity(pkg); 4962 } 4963 4964 if (pkg.packageName.equals("android")) { 4965 synchronized (mPackages) { 4966 if (mAndroidApplication != null) { 4967 Slog.w(TAG, "*************************************************"); 4968 Slog.w(TAG, "Core android package being redefined. Skipping."); 4969 Slog.w(TAG, " file=" + scanFile); 4970 Slog.w(TAG, "*************************************************"); 4971 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 4972 "Core android package being redefined. Skipping."); 4973 } 4974 4975 // Set up information for our fall-back user intent resolution activity. 4976 mPlatformPackage = pkg; 4977 pkg.mVersionCode = mSdkVersion; 4978 mAndroidApplication = pkg.applicationInfo; 4979 4980 if (!mResolverReplaced) { 4981 mResolveActivity.applicationInfo = mAndroidApplication; 4982 mResolveActivity.name = ResolverActivity.class.getName(); 4983 mResolveActivity.packageName = mAndroidApplication.packageName; 4984 mResolveActivity.processName = "system:ui"; 4985 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4986 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 4987 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4988 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 4989 mResolveActivity.exported = true; 4990 mResolveActivity.enabled = true; 4991 mResolveInfo.activityInfo = mResolveActivity; 4992 mResolveInfo.priority = 0; 4993 mResolveInfo.preferredOrder = 0; 4994 mResolveInfo.match = 0; 4995 mResolveComponentName = new ComponentName( 4996 mAndroidApplication.packageName, mResolveActivity.name); 4997 } 4998 } 4999 } 5000 5001 if (DEBUG_PACKAGE_SCANNING) { 5002 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5003 Log.d(TAG, "Scanning package " + pkg.packageName); 5004 } 5005 5006 if (mPackages.containsKey(pkg.packageName) 5007 || mSharedLibraries.containsKey(pkg.packageName)) { 5008 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5009 "Application package " + pkg.packageName 5010 + " already installed. Skipping duplicate."); 5011 } 5012 5013 // Initialize package source and resource directories 5014 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5015 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5016 5017 SharedUserSetting suid = null; 5018 PackageSetting pkgSetting = null; 5019 5020 if (!isSystemApp(pkg)) { 5021 // Only system apps can use these features. 5022 pkg.mOriginalPackages = null; 5023 pkg.mRealPackage = null; 5024 pkg.mAdoptPermissions = null; 5025 } 5026 5027 // writer 5028 synchronized (mPackages) { 5029 if (pkg.mSharedUserId != null) { 5030 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5031 if (suid == null) { 5032 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5033 "Creating application package " + pkg.packageName 5034 + " for shared user failed"); 5035 } 5036 if (DEBUG_PACKAGE_SCANNING) { 5037 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5038 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5039 + "): packages=" + suid.packages); 5040 } 5041 } 5042 5043 // Check if we are renaming from an original package name. 5044 PackageSetting origPackage = null; 5045 String realName = null; 5046 if (pkg.mOriginalPackages != null) { 5047 // This package may need to be renamed to a previously 5048 // installed name. Let's check on that... 5049 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5050 if (pkg.mOriginalPackages.contains(renamed)) { 5051 // This package had originally been installed as the 5052 // original name, and we have already taken care of 5053 // transitioning to the new one. Just update the new 5054 // one to continue using the old name. 5055 realName = pkg.mRealPackage; 5056 if (!pkg.packageName.equals(renamed)) { 5057 // Callers into this function may have already taken 5058 // care of renaming the package; only do it here if 5059 // it is not already done. 5060 pkg.setPackageName(renamed); 5061 } 5062 5063 } else { 5064 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5065 if ((origPackage = mSettings.peekPackageLPr( 5066 pkg.mOriginalPackages.get(i))) != null) { 5067 // We do have the package already installed under its 5068 // original name... should we use it? 5069 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5070 // New package is not compatible with original. 5071 origPackage = null; 5072 continue; 5073 } else if (origPackage.sharedUser != null) { 5074 // Make sure uid is compatible between packages. 5075 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5076 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5077 + " to " + pkg.packageName + ": old uid " 5078 + origPackage.sharedUser.name 5079 + " differs from " + pkg.mSharedUserId); 5080 origPackage = null; 5081 continue; 5082 } 5083 } else { 5084 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5085 + pkg.packageName + " to old name " + origPackage.name); 5086 } 5087 break; 5088 } 5089 } 5090 } 5091 } 5092 5093 if (mTransferedPackages.contains(pkg.packageName)) { 5094 Slog.w(TAG, "Package " + pkg.packageName 5095 + " was transferred to another, but its .apk remains"); 5096 } 5097 5098 // Just create the setting, don't add it yet. For already existing packages 5099 // the PkgSetting exists already and doesn't have to be created. 5100 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5101 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5102 pkg.applicationInfo.primaryCpuAbi, 5103 pkg.applicationInfo.secondaryCpuAbi, 5104 pkg.applicationInfo.flags, user, false); 5105 if (pkgSetting == null) { 5106 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5107 "Creating application package " + pkg.packageName + " failed"); 5108 } 5109 5110 if (pkgSetting.origPackage != null) { 5111 // If we are first transitioning from an original package, 5112 // fix up the new package's name now. We need to do this after 5113 // looking up the package under its new name, so getPackageLP 5114 // can take care of fiddling things correctly. 5115 pkg.setPackageName(origPackage.name); 5116 5117 // File a report about this. 5118 String msg = "New package " + pkgSetting.realName 5119 + " renamed to replace old package " + pkgSetting.name; 5120 reportSettingsProblem(Log.WARN, msg); 5121 5122 // Make a note of it. 5123 mTransferedPackages.add(origPackage.name); 5124 5125 // No longer need to retain this. 5126 pkgSetting.origPackage = null; 5127 } 5128 5129 if (realName != null) { 5130 // Make a note of it. 5131 mTransferedPackages.add(pkg.packageName); 5132 } 5133 5134 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5135 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5136 } 5137 5138 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5139 // Check all shared libraries and map to their actual file path. 5140 // We only do this here for apps not on a system dir, because those 5141 // are the only ones that can fail an install due to this. We 5142 // will take care of the system apps by updating all of their 5143 // library paths after the scan is done. 5144 updateSharedLibrariesLPw(pkg, null); 5145 } 5146 5147 if (mFoundPolicyFile) { 5148 SELinuxMMAC.assignSeinfoValue(pkg); 5149 } 5150 5151 pkg.applicationInfo.uid = pkgSetting.appId; 5152 pkg.mExtras = pkgSetting; 5153 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5154 try { 5155 verifySignaturesLP(pkgSetting, pkg); 5156 } catch (PackageManagerException e) { 5157 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5158 throw e; 5159 } 5160 // The signature has changed, but this package is in the system 5161 // image... let's recover! 5162 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5163 // However... if this package is part of a shared user, but it 5164 // doesn't match the signature of the shared user, let's fail. 5165 // What this means is that you can't change the signatures 5166 // associated with an overall shared user, which doesn't seem all 5167 // that unreasonable. 5168 if (pkgSetting.sharedUser != null) { 5169 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5170 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5171 throw new PackageManagerException( 5172 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5173 "Signature mismatch for shared user : " 5174 + pkgSetting.sharedUser); 5175 } 5176 } 5177 // File a report about this. 5178 String msg = "System package " + pkg.packageName 5179 + " signature changed; retaining data."; 5180 reportSettingsProblem(Log.WARN, msg); 5181 } 5182 } else { 5183 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5184 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5185 + pkg.packageName + " upgrade keys do not match the " 5186 + "previously installed version"); 5187 } else { 5188 // signatures may have changed as result of upgrade 5189 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5190 } 5191 } 5192 // Verify that this new package doesn't have any content providers 5193 // that conflict with existing packages. Only do this if the 5194 // package isn't already installed, since we don't want to break 5195 // things that are installed. 5196 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 5197 final int N = pkg.providers.size(); 5198 int i; 5199 for (i=0; i<N; i++) { 5200 PackageParser.Provider p = pkg.providers.get(i); 5201 if (p.info.authority != null) { 5202 String names[] = p.info.authority.split(";"); 5203 for (int j = 0; j < names.length; j++) { 5204 if (mProvidersByAuthority.containsKey(names[j])) { 5205 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5206 final String otherPackageName = 5207 ((other != null && other.getComponentName() != null) ? 5208 other.getComponentName().getPackageName() : "?"); 5209 throw new PackageManagerException( 5210 INSTALL_FAILED_CONFLICTING_PROVIDER, 5211 "Can't install because provider name " + names[j] 5212 + " (in package " + pkg.applicationInfo.packageName 5213 + ") is already used by " + otherPackageName); 5214 } 5215 } 5216 } 5217 } 5218 } 5219 5220 if (pkg.mAdoptPermissions != null) { 5221 // This package wants to adopt ownership of permissions from 5222 // another package. 5223 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5224 final String origName = pkg.mAdoptPermissions.get(i); 5225 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5226 if (orig != null) { 5227 if (verifyPackageUpdateLPr(orig, pkg)) { 5228 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5229 + pkg.packageName); 5230 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5231 } 5232 } 5233 } 5234 } 5235 } 5236 5237 final String pkgName = pkg.packageName; 5238 5239 final long scanFileTime = scanFile.lastModified(); 5240 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 5241 pkg.applicationInfo.processName = fixProcessName( 5242 pkg.applicationInfo.packageName, 5243 pkg.applicationInfo.processName, 5244 pkg.applicationInfo.uid); 5245 5246 File dataPath; 5247 if (mPlatformPackage == pkg) { 5248 // The system package is special. 5249 dataPath = new File (Environment.getDataDirectory(), "system"); 5250 pkg.applicationInfo.dataDir = dataPath.getPath(); 5251 } else { 5252 // This is a normal package, need to make its data directory. 5253 dataPath = getDataPathForPackage(pkg.packageName, 0); 5254 5255 boolean uidError = false; 5256 5257 if (dataPath.exists()) { 5258 int currentUid = 0; 5259 try { 5260 StructStat stat = Os.stat(dataPath.getPath()); 5261 currentUid = stat.st_uid; 5262 } catch (ErrnoException e) { 5263 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5264 } 5265 5266 // If we have mismatched owners for the data path, we have a problem. 5267 if (currentUid != pkg.applicationInfo.uid) { 5268 boolean recovered = false; 5269 if (currentUid == 0) { 5270 // The directory somehow became owned by root. Wow. 5271 // This is probably because the system was stopped while 5272 // installd was in the middle of messing with its libs 5273 // directory. Ask installd to fix that. 5274 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5275 pkg.applicationInfo.uid); 5276 if (ret >= 0) { 5277 recovered = true; 5278 String msg = "Package " + pkg.packageName 5279 + " unexpectedly changed to uid 0; recovered to " + 5280 + pkg.applicationInfo.uid; 5281 reportSettingsProblem(Log.WARN, msg); 5282 } 5283 } 5284 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5285 || (scanMode&SCAN_BOOTING) != 0)) { 5286 // If this is a system app, we can at least delete its 5287 // current data so the application will still work. 5288 int ret = removeDataDirsLI(pkgName); 5289 if (ret >= 0) { 5290 // TODO: Kill the processes first 5291 // Old data gone! 5292 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5293 ? "System package " : "Third party package "; 5294 String msg = prefix + pkg.packageName 5295 + " has changed from uid: " 5296 + currentUid + " to " 5297 + pkg.applicationInfo.uid + "; old data erased"; 5298 reportSettingsProblem(Log.WARN, msg); 5299 recovered = true; 5300 5301 // And now re-install the app. 5302 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5303 pkg.applicationInfo.seinfo); 5304 if (ret == -1) { 5305 // Ack should not happen! 5306 msg = prefix + pkg.packageName 5307 + " could not have data directory re-created after delete."; 5308 reportSettingsProblem(Log.WARN, msg); 5309 throw new PackageManagerException( 5310 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5311 } 5312 } 5313 if (!recovered) { 5314 mHasSystemUidErrors = true; 5315 } 5316 } else if (!recovered) { 5317 // If we allow this install to proceed, we will be broken. 5318 // Abort, abort! 5319 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5320 "scanPackageLI"); 5321 } 5322 if (!recovered) { 5323 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5324 + pkg.applicationInfo.uid + "/fs_" 5325 + currentUid; 5326 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5327 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5328 String msg = "Package " + pkg.packageName 5329 + " has mismatched uid: " 5330 + currentUid + " on disk, " 5331 + pkg.applicationInfo.uid + " in settings"; 5332 // writer 5333 synchronized (mPackages) { 5334 mSettings.mReadMessages.append(msg); 5335 mSettings.mReadMessages.append('\n'); 5336 uidError = true; 5337 if (!pkgSetting.uidError) { 5338 reportSettingsProblem(Log.ERROR, msg); 5339 } 5340 } 5341 } 5342 } 5343 pkg.applicationInfo.dataDir = dataPath.getPath(); 5344 if (mShouldRestoreconData) { 5345 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5346 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5347 pkg.applicationInfo.uid); 5348 } 5349 } else { 5350 if (DEBUG_PACKAGE_SCANNING) { 5351 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5352 Log.v(TAG, "Want this data dir: " + dataPath); 5353 } 5354 //invoke installer to do the actual installation 5355 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5356 pkg.applicationInfo.seinfo); 5357 if (ret < 0) { 5358 // Error from installer 5359 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5360 "Unable to create data dirs [errorCode=" + ret + "]"); 5361 } 5362 5363 if (dataPath.exists()) { 5364 pkg.applicationInfo.dataDir = dataPath.getPath(); 5365 } else { 5366 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5367 pkg.applicationInfo.dataDir = null; 5368 } 5369 } 5370 5371 pkgSetting.uidError = uidError; 5372 } 5373 5374 final String path = scanFile.getPath(); 5375 final String codePath = pkg.applicationInfo.getCodePath(); 5376 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5377 // For the case where we had previously uninstalled an update, get rid 5378 // of any native binaries we might have unpackaged. Note that this assumes 5379 // that system app updates were not installed via ASEC. 5380 // 5381 // TODO(multiArch): Is this cleanup really necessary ? 5382 NativeLibraryHelper.removeNativeBinariesFromDirLI( 5383 new File(codePath, LIB_DIR_NAME), false /* delete dirs */); 5384 setBundledAppAbisAndRoots(pkg, pkgSetting); 5385 setNativeLibraryPaths(pkg); 5386 } else { 5387 // TODO: We can probably be smarter about this stuff. For installed apps, 5388 // we can calculate this information at install time once and for all. For 5389 // system apps, we can probably assume that this information doesn't change 5390 // after the first boot scan. As things stand, we do lots of unnecessary work. 5391 5392 // Give ourselves some initial paths; we'll come back for another 5393 // pass once we've determined ABI below. 5394 setNativeLibraryPaths(pkg); 5395 5396 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5397 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5398 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5399 5400 NativeLibraryHelper.Handle handle = null; 5401 try { 5402 handle = NativeLibraryHelper.Handle.create(scanFile); 5403 // TODO(multiArch): This can be null for apps that didn't go through the 5404 // usual installation process. We can calculate it again, like we 5405 // do during install time. 5406 // 5407 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5408 // unnecessary. 5409 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5410 5411 // Null out the abis so that they can be recalculated. 5412 pkg.applicationInfo.primaryCpuAbi = null; 5413 pkg.applicationInfo.secondaryCpuAbi = null; 5414 if (isMultiArch(pkg.applicationInfo)) { 5415 // Warn if we've set an abiOverride for multi-lib packages.. 5416 // By definition, we need to copy both 32 and 64 bit libraries for 5417 // such packages. 5418 if (abiOverride != null) { 5419 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5420 } 5421 5422 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5423 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5424 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5425 if (isAsec) { 5426 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5427 } else { 5428 abi32 = copyNativeLibrariesForInternalApp(handle, 5429 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, useIsaSpecificSubdirs); 5430 } 5431 } 5432 5433 maybeThrowExceptionForMultiArchCopy( 5434 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5435 5436 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5437 if (isAsec) { 5438 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5439 } else { 5440 abi64 = copyNativeLibrariesForInternalApp(handle, 5441 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, useIsaSpecificSubdirs); 5442 } 5443 } 5444 5445 maybeThrowExceptionForMultiArchCopy( 5446 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5447 5448 if (abi64 >= 0) { 5449 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5450 } 5451 5452 if (abi32 >= 0) { 5453 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5454 if (abi64 >= 0) { 5455 pkg.applicationInfo.secondaryCpuAbi = abi; 5456 } else { 5457 pkg.applicationInfo.primaryCpuAbi = abi; 5458 } 5459 } 5460 } else { 5461 String[] abiList = (abiOverride != null) ? 5462 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 5463 5464 // Enable gross and lame hacks for apps that are built with old 5465 // SDK tools. We must scan their APKs for renderscript bitcode and 5466 // not launch them if it's present. Don't bother checking on devices 5467 // that don't have 64 bit support. 5468 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 5469 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5470 abiList = Build.SUPPORTED_32_BIT_ABIS; 5471 } 5472 5473 final int copyRet; 5474 if (isAsec) { 5475 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5476 } else { 5477 copyRet = copyNativeLibrariesForInternalApp(handle, nativeLibraryRoot, abiList, 5478 useIsaSpecificSubdirs); 5479 } 5480 5481 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5482 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5483 "Error unpackaging native libs for app, errorCode=" + copyRet); 5484 } 5485 5486 if (copyRet >= 0) { 5487 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5488 } 5489 } 5490 } catch (IOException ioe) { 5491 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5492 } finally { 5493 IoUtils.closeQuietly(handle); 5494 } 5495 5496 // Now that we've calculated the ABIs and determined if it's an internal app, 5497 // we will go ahead and populate the nativeLibraryPath. 5498 setNativeLibraryPaths(pkg); 5499 5500 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5501 final int[] userIds = sUserManager.getUserIds(); 5502 synchronized (mInstallLock) { 5503 // Create a native library symlink only if we have native libraries 5504 // and if the native libraries are 32 bit libraries. We do not provide 5505 // this symlink for 64 bit libraries. 5506 if (pkg.applicationInfo.primaryCpuAbi != null && 5507 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5508 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5509 for (int userId : userIds) { 5510 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5511 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5512 "Failed linking native library dir (user=" + userId + ")"); 5513 } 5514 } 5515 } 5516 } 5517 5518 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5519 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5520 } 5521 5522 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5523 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5524 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5525 5526 // Push the derived path down into PackageSettings so we know what to 5527 // clean up at uninstall time. 5528 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5529 5530 if (DEBUG_ABI_SELECTION) { 5531 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5532 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5533 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5534 } 5535 5536 if ((scanMode&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5537 // We don't do this here during boot because we can do it all 5538 // at once after scanning all existing packages. 5539 // 5540 // We also do this *before* we perform dexopt on this package, so that 5541 // we can avoid redundant dexopts, and also to make sure we've got the 5542 // code and package path correct. 5543 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5544 pkg, forceDex, (scanMode & SCAN_DEFER_DEX) != 0); 5545 } 5546 5547 if ((scanMode&SCAN_NO_DEX) == 0) { 5548 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5549 == DEX_OPT_FAILED) { 5550 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5551 removeDataDirsLI(pkg.packageName); 5552 } 5553 5554 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5555 } 5556 } 5557 5558 if (mFactoryTest && pkg.requestedPermissions.contains( 5559 android.Manifest.permission.FACTORY_TEST)) { 5560 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5561 } 5562 5563 ArrayList<PackageParser.Package> clientLibPkgs = null; 5564 5565 // writer 5566 synchronized (mPackages) { 5567 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5568 // Only system apps can add new shared libraries. 5569 if (pkg.libraryNames != null) { 5570 for (int i=0; i<pkg.libraryNames.size(); i++) { 5571 String name = pkg.libraryNames.get(i); 5572 boolean allowed = false; 5573 if (isUpdatedSystemApp(pkg)) { 5574 // New library entries can only be added through the 5575 // system image. This is important to get rid of a lot 5576 // of nasty edge cases: for example if we allowed a non- 5577 // system update of the app to add a library, then uninstalling 5578 // the update would make the library go away, and assumptions 5579 // we made such as through app install filtering would now 5580 // have allowed apps on the device which aren't compatible 5581 // with it. Better to just have the restriction here, be 5582 // conservative, and create many fewer cases that can negatively 5583 // impact the user experience. 5584 final PackageSetting sysPs = mSettings 5585 .getDisabledSystemPkgLPr(pkg.packageName); 5586 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5587 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5588 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5589 allowed = true; 5590 allowed = true; 5591 break; 5592 } 5593 } 5594 } 5595 } else { 5596 allowed = true; 5597 } 5598 if (allowed) { 5599 if (!mSharedLibraries.containsKey(name)) { 5600 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5601 } else if (!name.equals(pkg.packageName)) { 5602 Slog.w(TAG, "Package " + pkg.packageName + " library " 5603 + name + " already exists; skipping"); 5604 } 5605 } else { 5606 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5607 + name + " that is not declared on system image; skipping"); 5608 } 5609 } 5610 if ((scanMode&SCAN_BOOTING) == 0) { 5611 // If we are not booting, we need to update any applications 5612 // that are clients of our shared library. If we are booting, 5613 // this will all be done once the scan is complete. 5614 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5615 } 5616 } 5617 } 5618 } 5619 5620 // We also need to dexopt any apps that are dependent on this library. Note that 5621 // if these fail, we should abort the install since installing the library will 5622 // result in some apps being broken. 5623 if (clientLibPkgs != null) { 5624 if ((scanMode&SCAN_NO_DEX) == 0) { 5625 for (int i=0; i<clientLibPkgs.size(); i++) { 5626 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5627 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5628 == DEX_OPT_FAILED) { 5629 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5630 removeDataDirsLI(pkg.packageName); 5631 } 5632 5633 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5634 "scanPackageLI failed to dexopt clientLibPkgs"); 5635 } 5636 } 5637 } 5638 } 5639 5640 // Request the ActivityManager to kill the process(only for existing packages) 5641 // so that we do not end up in a confused state while the user is still using the older 5642 // version of the application while the new one gets installed. 5643 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5644 // If the package lives in an asec, tell everyone that the container is going 5645 // away so they can clean up any references to its resources (which would prevent 5646 // vold from being able to unmount the asec) 5647 if (isForwardLocked(pkg) || isExternal(pkg)) { 5648 if (DEBUG_INSTALL) { 5649 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5650 } 5651 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5652 final ArrayList<String> pkgList = new ArrayList<String>(1); 5653 pkgList.add(pkg.applicationInfo.packageName); 5654 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5655 } 5656 5657 // Post the request that it be killed now that the going-away broadcast is en route 5658 killApplication(pkg.applicationInfo.packageName, 5659 pkg.applicationInfo.uid, "update pkg"); 5660 } 5661 5662 // Also need to kill any apps that are dependent on the library. 5663 if (clientLibPkgs != null) { 5664 for (int i=0; i<clientLibPkgs.size(); i++) { 5665 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5666 killApplication(clientPkg.applicationInfo.packageName, 5667 clientPkg.applicationInfo.uid, "update lib"); 5668 } 5669 } 5670 5671 // writer 5672 synchronized (mPackages) { 5673 // We don't expect installation to fail beyond this point, 5674 if ((scanMode&SCAN_MONITOR) != 0) { 5675 mAppDirs.put(pkg.codePath, pkg); 5676 } 5677 // Add the new setting to mSettings 5678 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5679 // Add the new setting to mPackages 5680 mPackages.put(pkg.applicationInfo.packageName, pkg); 5681 // Make sure we don't accidentally delete its data. 5682 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5683 while (iter.hasNext()) { 5684 PackageCleanItem item = iter.next(); 5685 if (pkgName.equals(item.packageName)) { 5686 iter.remove(); 5687 } 5688 } 5689 5690 // Take care of first install / last update times. 5691 if (currentTime != 0) { 5692 if (pkgSetting.firstInstallTime == 0) { 5693 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5694 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5695 pkgSetting.lastUpdateTime = currentTime; 5696 } 5697 } else if (pkgSetting.firstInstallTime == 0) { 5698 // We need *something*. Take time time stamp of the file. 5699 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5700 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5701 if (scanFileTime != pkgSetting.timeStamp) { 5702 // A package on the system image has changed; consider this 5703 // to be an update. 5704 pkgSetting.lastUpdateTime = scanFileTime; 5705 } 5706 } 5707 5708 // Add the package's KeySets to the global KeySetManagerService 5709 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5710 try { 5711 // Old KeySetData no longer valid. 5712 ksms.removeAppKeySetDataLPw(pkg.packageName); 5713 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5714 if (pkg.mKeySetMapping != null) { 5715 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5716 pkg.mKeySetMapping.entrySet()) { 5717 if (entry.getValue() != null) { 5718 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5719 entry.getValue(), entry.getKey()); 5720 } 5721 } 5722 if (pkg.mUpgradeKeySets != null) { 5723 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5724 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5725 } 5726 } 5727 } 5728 } catch (NullPointerException e) { 5729 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5730 } catch (IllegalArgumentException e) { 5731 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5732 } 5733 5734 int N = pkg.providers.size(); 5735 StringBuilder r = null; 5736 int i; 5737 for (i=0; i<N; i++) { 5738 PackageParser.Provider p = pkg.providers.get(i); 5739 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5740 p.info.processName, pkg.applicationInfo.uid); 5741 mProviders.addProvider(p); 5742 p.syncable = p.info.isSyncable; 5743 if (p.info.authority != null) { 5744 String names[] = p.info.authority.split(";"); 5745 p.info.authority = null; 5746 for (int j = 0; j < names.length; j++) { 5747 if (j == 1 && p.syncable) { 5748 // We only want the first authority for a provider to possibly be 5749 // syncable, so if we already added this provider using a different 5750 // authority clear the syncable flag. We copy the provider before 5751 // changing it because the mProviders object contains a reference 5752 // to a provider that we don't want to change. 5753 // Only do this for the second authority since the resulting provider 5754 // object can be the same for all future authorities for this provider. 5755 p = new PackageParser.Provider(p); 5756 p.syncable = false; 5757 } 5758 if (!mProvidersByAuthority.containsKey(names[j])) { 5759 mProvidersByAuthority.put(names[j], p); 5760 if (p.info.authority == null) { 5761 p.info.authority = names[j]; 5762 } else { 5763 p.info.authority = p.info.authority + ";" + names[j]; 5764 } 5765 if (DEBUG_PACKAGE_SCANNING) { 5766 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5767 Log.d(TAG, "Registered content provider: " + names[j] 5768 + ", className = " + p.info.name + ", isSyncable = " 5769 + p.info.isSyncable); 5770 } 5771 } else { 5772 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5773 Slog.w(TAG, "Skipping provider name " + names[j] + 5774 " (in package " + pkg.applicationInfo.packageName + 5775 "): name already used by " 5776 + ((other != null && other.getComponentName() != null) 5777 ? other.getComponentName().getPackageName() : "?")); 5778 } 5779 } 5780 } 5781 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5782 if (r == null) { 5783 r = new StringBuilder(256); 5784 } else { 5785 r.append(' '); 5786 } 5787 r.append(p.info.name); 5788 } 5789 } 5790 if (r != null) { 5791 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5792 } 5793 5794 N = pkg.services.size(); 5795 r = null; 5796 for (i=0; i<N; i++) { 5797 PackageParser.Service s = pkg.services.get(i); 5798 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5799 s.info.processName, pkg.applicationInfo.uid); 5800 mServices.addService(s); 5801 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5802 if (r == null) { 5803 r = new StringBuilder(256); 5804 } else { 5805 r.append(' '); 5806 } 5807 r.append(s.info.name); 5808 } 5809 } 5810 if (r != null) { 5811 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5812 } 5813 5814 N = pkg.receivers.size(); 5815 r = null; 5816 for (i=0; i<N; i++) { 5817 PackageParser.Activity a = pkg.receivers.get(i); 5818 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5819 a.info.processName, pkg.applicationInfo.uid); 5820 mReceivers.addActivity(a, "receiver"); 5821 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5822 if (r == null) { 5823 r = new StringBuilder(256); 5824 } else { 5825 r.append(' '); 5826 } 5827 r.append(a.info.name); 5828 } 5829 } 5830 if (r != null) { 5831 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5832 } 5833 5834 N = pkg.activities.size(); 5835 r = null; 5836 for (i=0; i<N; i++) { 5837 PackageParser.Activity a = pkg.activities.get(i); 5838 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5839 a.info.processName, pkg.applicationInfo.uid); 5840 mActivities.addActivity(a, "activity"); 5841 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5842 if (r == null) { 5843 r = new StringBuilder(256); 5844 } else { 5845 r.append(' '); 5846 } 5847 r.append(a.info.name); 5848 } 5849 } 5850 if (r != null) { 5851 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5852 } 5853 5854 N = pkg.permissionGroups.size(); 5855 r = null; 5856 for (i=0; i<N; i++) { 5857 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5858 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5859 if (cur == null) { 5860 mPermissionGroups.put(pg.info.name, pg); 5861 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5862 if (r == null) { 5863 r = new StringBuilder(256); 5864 } else { 5865 r.append(' '); 5866 } 5867 r.append(pg.info.name); 5868 } 5869 } else { 5870 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5871 + pg.info.packageName + " ignored: original from " 5872 + cur.info.packageName); 5873 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5874 if (r == null) { 5875 r = new StringBuilder(256); 5876 } else { 5877 r.append(' '); 5878 } 5879 r.append("DUP:"); 5880 r.append(pg.info.name); 5881 } 5882 } 5883 } 5884 if (r != null) { 5885 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5886 } 5887 5888 N = pkg.permissions.size(); 5889 r = null; 5890 for (i=0; i<N; i++) { 5891 PackageParser.Permission p = pkg.permissions.get(i); 5892 HashMap<String, BasePermission> permissionMap = 5893 p.tree ? mSettings.mPermissionTrees 5894 : mSettings.mPermissions; 5895 p.group = mPermissionGroups.get(p.info.group); 5896 if (p.info.group == null || p.group != null) { 5897 BasePermission bp = permissionMap.get(p.info.name); 5898 if (bp == null) { 5899 bp = new BasePermission(p.info.name, p.info.packageName, 5900 BasePermission.TYPE_NORMAL); 5901 permissionMap.put(p.info.name, bp); 5902 } 5903 if (bp.perm == null) { 5904 if (bp.sourcePackage != null 5905 && !bp.sourcePackage.equals(p.info.packageName)) { 5906 // If this is a permission that was formerly defined by a non-system 5907 // app, but is now defined by a system app (following an upgrade), 5908 // discard the previous declaration and consider the system's to be 5909 // canonical. 5910 if (isSystemApp(p.owner)) { 5911 String msg = "New decl " + p.owner + " of permission " 5912 + p.info.name + " is system"; 5913 reportSettingsProblem(Log.WARN, msg); 5914 bp.sourcePackage = null; 5915 } 5916 } 5917 if (bp.sourcePackage == null 5918 || bp.sourcePackage.equals(p.info.packageName)) { 5919 BasePermission tree = findPermissionTreeLP(p.info.name); 5920 if (tree == null 5921 || tree.sourcePackage.equals(p.info.packageName)) { 5922 bp.packageSetting = pkgSetting; 5923 bp.perm = p; 5924 bp.uid = pkg.applicationInfo.uid; 5925 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5926 if (r == null) { 5927 r = new StringBuilder(256); 5928 } else { 5929 r.append(' '); 5930 } 5931 r.append(p.info.name); 5932 } 5933 } else { 5934 Slog.w(TAG, "Permission " + p.info.name + " from package " 5935 + p.info.packageName + " ignored: base tree " 5936 + tree.name + " is from package " 5937 + tree.sourcePackage); 5938 } 5939 } else { 5940 Slog.w(TAG, "Permission " + p.info.name + " from package " 5941 + p.info.packageName + " ignored: original from " 5942 + bp.sourcePackage); 5943 } 5944 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5945 if (r == null) { 5946 r = new StringBuilder(256); 5947 } else { 5948 r.append(' '); 5949 } 5950 r.append("DUP:"); 5951 r.append(p.info.name); 5952 } 5953 if (bp.perm == p) { 5954 bp.protectionLevel = p.info.protectionLevel; 5955 } 5956 } else { 5957 Slog.w(TAG, "Permission " + p.info.name + " from package " 5958 + p.info.packageName + " ignored: no group " 5959 + p.group); 5960 } 5961 } 5962 if (r != null) { 5963 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5964 } 5965 5966 N = pkg.instrumentation.size(); 5967 r = null; 5968 for (i=0; i<N; i++) { 5969 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5970 a.info.packageName = pkg.applicationInfo.packageName; 5971 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5972 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5973 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 5974 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 5975 a.info.dataDir = pkg.applicationInfo.dataDir; 5976 5977 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 5978 // need other information about the application, like the ABI and what not ? 5979 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5980 mInstrumentation.put(a.getComponentName(), a); 5981 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5982 if (r == null) { 5983 r = new StringBuilder(256); 5984 } else { 5985 r.append(' '); 5986 } 5987 r.append(a.info.name); 5988 } 5989 } 5990 if (r != null) { 5991 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5992 } 5993 5994 if (pkg.protectedBroadcasts != null) { 5995 N = pkg.protectedBroadcasts.size(); 5996 for (i=0; i<N; i++) { 5997 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5998 } 5999 } 6000 6001 pkgSetting.setTimeStamp(scanFileTime); 6002 6003 // Create idmap files for pairs of (packages, overlay packages). 6004 // Note: "android", ie framework-res.apk, is handled by native layers. 6005 if (pkg.mOverlayTarget != null) { 6006 // This is an overlay package. 6007 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6008 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6009 mOverlays.put(pkg.mOverlayTarget, 6010 new HashMap<String, PackageParser.Package>()); 6011 } 6012 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6013 map.put(pkg.packageName, pkg); 6014 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6015 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6016 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6017 "scanPackageLI failed to createIdmap"); 6018 } 6019 } 6020 } else if (mOverlays.containsKey(pkg.packageName) && 6021 !pkg.packageName.equals("android")) { 6022 // This is a regular package, with one or more known overlay packages. 6023 createIdmapsForPackageLI(pkg); 6024 } 6025 } 6026 6027 return pkg; 6028 } 6029 6030 /** 6031 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6032 * i.e, so that all packages can be run inside a single process if required. 6033 * 6034 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6035 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6036 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6037 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6038 * updating a package that belongs to a shared user. 6039 * 6040 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6041 * adds unnecessary complexity. 6042 */ 6043 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6044 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6045 String requiredInstructionSet = null; 6046 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6047 requiredInstructionSet = VMRuntime.getInstructionSet( 6048 scannedPackage.applicationInfo.primaryCpuAbi); 6049 } 6050 6051 PackageSetting requirer = null; 6052 for (PackageSetting ps : packagesForUser) { 6053 // If packagesForUser contains scannedPackage, we skip it. This will happen 6054 // when scannedPackage is an update of an existing package. Without this check, 6055 // we will never be able to change the ABI of any package belonging to a shared 6056 // user, even if it's compatible with other packages. 6057 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6058 if (ps.primaryCpuAbiString == null) { 6059 continue; 6060 } 6061 6062 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6063 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6064 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6065 // this but there's not much we can do. 6066 String errorMessage = "Instruction set mismatch, " 6067 + ((requirer == null) ? "[caller]" : requirer) 6068 + " requires " + requiredInstructionSet + " whereas " + ps 6069 + " requires " + instructionSet; 6070 Slog.w(TAG, errorMessage); 6071 } 6072 6073 if (requiredInstructionSet == null) { 6074 requiredInstructionSet = instructionSet; 6075 requirer = ps; 6076 } 6077 } 6078 } 6079 6080 if (requiredInstructionSet != null) { 6081 String adjustedAbi; 6082 if (requirer != null) { 6083 // requirer != null implies that either scannedPackage was null or that scannedPackage 6084 // did not require an ABI, in which case we have to adjust scannedPackage to match 6085 // the ABI of the set (which is the same as requirer's ABI) 6086 adjustedAbi = requirer.primaryCpuAbiString; 6087 if (scannedPackage != null) { 6088 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6089 } 6090 } else { 6091 // requirer == null implies that we're updating all ABIs in the set to 6092 // match scannedPackage. 6093 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6094 } 6095 6096 for (PackageSetting ps : packagesForUser) { 6097 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6098 if (ps.primaryCpuAbiString != null) { 6099 continue; 6100 } 6101 6102 ps.primaryCpuAbiString = adjustedAbi; 6103 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6104 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6105 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6106 6107 if (performDexOptLI(ps.pkg, forceDexOpt, deferDexOpt, true) == DEX_OPT_FAILED) { 6108 ps.primaryCpuAbiString = null; 6109 ps.pkg.applicationInfo.primaryCpuAbi = null; 6110 return; 6111 } else { 6112 mInstaller.rmdex(ps.codePathString, getPreferredInstructionSet()); 6113 } 6114 } 6115 } 6116 } 6117 } 6118 } 6119 6120 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6121 synchronized (mPackages) { 6122 mResolverReplaced = true; 6123 // Set up information for custom user intent resolution activity. 6124 mResolveActivity.applicationInfo = pkg.applicationInfo; 6125 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6126 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6127 mResolveActivity.processName = null; 6128 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6129 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6130 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6131 mResolveActivity.theme = 0; 6132 mResolveActivity.exported = true; 6133 mResolveActivity.enabled = true; 6134 mResolveInfo.activityInfo = mResolveActivity; 6135 mResolveInfo.priority = 0; 6136 mResolveInfo.preferredOrder = 0; 6137 mResolveInfo.match = 0; 6138 mResolveComponentName = mCustomResolverComponentName; 6139 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6140 mResolveComponentName); 6141 } 6142 } 6143 6144 private static String calculateApkRoot(final String codePathString) { 6145 final File codePath = new File(codePathString); 6146 final File codeRoot; 6147 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6148 codeRoot = Environment.getRootDirectory(); 6149 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6150 codeRoot = Environment.getOemDirectory(); 6151 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6152 codeRoot = Environment.getVendorDirectory(); 6153 } else { 6154 // Unrecognized code path; take its top real segment as the apk root: 6155 // e.g. /something/app/blah.apk => /something 6156 try { 6157 File f = codePath.getCanonicalFile(); 6158 File parent = f.getParentFile(); // non-null because codePath is a file 6159 File tmp; 6160 while ((tmp = parent.getParentFile()) != null) { 6161 f = parent; 6162 parent = tmp; 6163 } 6164 codeRoot = f; 6165 Slog.w(TAG, "Unrecognized code path " 6166 + codePath + " - using " + codeRoot); 6167 } catch (IOException e) { 6168 // Can't canonicalize the code path -- shenanigans? 6169 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6170 return Environment.getRootDirectory().getPath(); 6171 } 6172 } 6173 return codeRoot.getPath(); 6174 } 6175 6176 /** 6177 * Derive and set the location of native libraries for the given package, 6178 * which varies depending on where and how the package was installed. 6179 */ 6180 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6181 final ApplicationInfo info = pkg.applicationInfo; 6182 final String codePath = pkg.codePath; 6183 final File codeFile = new File(codePath); 6184 // If "/system/lib64/apkname" exists, assume that is the per-package 6185 // native library directory to use; otherwise use "/system/lib/apkname". 6186 final String apkRoot = calculateApkRoot(info.sourceDir); 6187 6188 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6189 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6190 6191 6192 info.nativeLibraryRootDir = null; 6193 info.nativeLibraryRootRequiresIsa = false; 6194 info.nativeLibraryDir = null; 6195 info.secondaryNativeLibraryDir = null; 6196 6197 if (bundledApp) { 6198 // Monolithic bundled install 6199 // TODO: support cluster bundled installs? 6200 6201 final boolean is64Bit = (info.primaryCpuAbi != null) 6202 && VMRuntime.is64BitAbi(info.primaryCpuAbi); 6203 6204 // This is a bundled system app so choose the path based on the ABI. 6205 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6206 // is just the default path. 6207 final String apkName = deriveCodePathName(codePath); 6208 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6209 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 6210 apkName).getAbsolutePath(); 6211 info.nativeLibraryRootRequiresIsa = false; 6212 6213 info.nativeLibraryDir = info.nativeLibraryRootDir; 6214 if (info.secondaryCpuAbi != null) { 6215 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 6216 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 6217 secondaryLibDir, apkName).getAbsolutePath(); 6218 } 6219 } else if (isApkFile(codeFile)) { 6220 // Monolithic install 6221 if (asecApp) { 6222 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6223 .getAbsolutePath(); 6224 } else { 6225 final String apkName = deriveCodePathName(codePath); 6226 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6227 .getAbsolutePath(); 6228 } 6229 6230 info.nativeLibraryRootRequiresIsa = false; 6231 info.nativeLibraryDir = info.nativeLibraryRootDir; 6232 } else { 6233 // Cluster install 6234 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6235 info.nativeLibraryRootRequiresIsa = true; 6236 6237 if (info.primaryCpuAbi != null) { 6238 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6239 VMRuntime.getInstructionSet(info.primaryCpuAbi)).getAbsolutePath(); 6240 } 6241 6242 if (info.secondaryCpuAbi != null) { 6243 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 6244 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 6245 } 6246 } 6247 } 6248 6249 /** 6250 * Calculate the abis and roots for a bundled app. These can uniquely 6251 * be determined from the contents of the system partition, i.e whether 6252 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6253 * of this information, and instead assume that the system was built 6254 * sensibly. 6255 */ 6256 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6257 PackageSetting pkgSetting) { 6258 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6259 6260 // If "/system/lib64/apkname" exists, assume that is the per-package 6261 // native library directory to use; otherwise use "/system/lib/apkname". 6262 final String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 6263 setBundledAppAbi(pkg, apkRoot, apkName); 6264 // pkgSetting might be null during rescan following uninstall of updates 6265 // to a bundled app, so accommodate that possibility. The settings in 6266 // that case will be established later from the parsed package. 6267 // 6268 // If the settings aren't null, sync them up with what we've just derived. 6269 // note that apkRoot isn't stored in the package settings. 6270 if (pkgSetting != null) { 6271 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6272 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6273 } 6274 } 6275 6276 /** 6277 * Deduces the ABI of a bundled app and sets the relevant fields on the 6278 * parsed pkg object. 6279 * 6280 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6281 * under which system libraries are installed. 6282 * @param apkName the name of the installed package. 6283 */ 6284 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6285 // This is of the form "/system/lib64/<packagename>", "/vendor/lib64/<packagename>" 6286 // or similar. 6287 final boolean has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6288 final boolean has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6289 6290 if (has64BitLibs && !has32BitLibs) { 6291 // The package has 64 bit libs, but not 32 bit libs. Its primary 6292 // ABI should be 64 bit. We can safely assume here that the bundled 6293 // native libraries correspond to the most preferred ABI in the list. 6294 6295 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6296 pkg.applicationInfo.secondaryCpuAbi = null; 6297 } else if (has32BitLibs && !has64BitLibs) { 6298 // The package has 32 bit libs but not 64 bit libs. Its primary 6299 // ABI should be 32 bit. 6300 6301 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6302 pkg.applicationInfo.secondaryCpuAbi = null; 6303 } else if (has32BitLibs && has64BitLibs) { 6304 // The application has both 64 and 32 bit bundled libraries. We check 6305 // here that the app declares multiArch support, and warn if it doesn't. 6306 // 6307 // We will be lenient here and record both ABIs. The primary will be the 6308 // ABI that's higher on the list, i.e, a device that's configured to prefer 6309 // 64 bit apps will see a 64 bit primary ABI, 6310 6311 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6312 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6313 } 6314 6315 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6316 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6317 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6318 } else { 6319 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6320 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6321 } 6322 } else { 6323 pkg.applicationInfo.primaryCpuAbi = null; 6324 pkg.applicationInfo.secondaryCpuAbi = null; 6325 } 6326 } 6327 6328 private static void createNativeLibrarySubdir(File path) throws IOException { 6329 if (!path.isDirectory()) { 6330 path.delete(); 6331 6332 if (!path.mkdir()) { 6333 throw new IOException("Cannot create " + path.getPath()); 6334 } 6335 6336 try { 6337 Os.chmod(path.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH); 6338 } catch (ErrnoException e) { 6339 throw new IOException("Cannot chmod native library directory " 6340 + path.getPath(), e); 6341 } 6342 } else if (!SELinux.restorecon(path)) { 6343 throw new IOException("Cannot set SELinux context for " + path.getPath()); 6344 } 6345 } 6346 6347 private static int copyNativeLibrariesForInternalApp(NativeLibraryHelper.Handle handle, 6348 final File nativeLibraryRoot, String[] abiList, boolean useIsaSubdir) throws IOException { 6349 createNativeLibrarySubdir(nativeLibraryRoot); 6350 6351 /* 6352 * If this is an internal application or our nativeLibraryPath points to 6353 * the app-lib directory, unpack the libraries if necessary. 6354 */ 6355 int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6356 if (abi >= 0) { 6357 /* 6358 * If we have a matching instruction set, construct a subdir under the native 6359 * library root that corresponds to this instruction set. 6360 */ 6361 final String instructionSet = VMRuntime.getInstructionSet(abiList[abi]); 6362 final File subDir; 6363 if (useIsaSubdir) { 6364 final File isaSubdir = new File(nativeLibraryRoot, instructionSet); 6365 createNativeLibrarySubdir(isaSubdir); 6366 subDir = isaSubdir; 6367 } else { 6368 subDir = nativeLibraryRoot; 6369 } 6370 6371 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, subDir, abiList[abi]); 6372 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6373 return copyRet; 6374 } 6375 } 6376 6377 return abi; 6378 } 6379 6380 private void killApplication(String pkgName, int appId, String reason) { 6381 // Request the ActivityManager to kill the process(only for existing packages) 6382 // so that we do not end up in a confused state while the user is still using the older 6383 // version of the application while the new one gets installed. 6384 IActivityManager am = ActivityManagerNative.getDefault(); 6385 if (am != null) { 6386 try { 6387 am.killApplicationWithAppId(pkgName, appId, reason); 6388 } catch (RemoteException e) { 6389 } 6390 } 6391 } 6392 6393 void removePackageLI(PackageSetting ps, boolean chatty) { 6394 if (DEBUG_INSTALL) { 6395 if (chatty) 6396 Log.d(TAG, "Removing package " + ps.name); 6397 } 6398 6399 // writer 6400 synchronized (mPackages) { 6401 mPackages.remove(ps.name); 6402 if (ps.codePathString != null) { 6403 mAppDirs.remove(ps.codePathString); 6404 } 6405 6406 final PackageParser.Package pkg = ps.pkg; 6407 if (pkg != null) { 6408 cleanPackageDataStructuresLILPw(pkg, chatty); 6409 } 6410 } 6411 } 6412 6413 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6414 if (DEBUG_INSTALL) { 6415 if (chatty) 6416 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6417 } 6418 6419 // writer 6420 synchronized (mPackages) { 6421 mPackages.remove(pkg.applicationInfo.packageName); 6422 if (pkg.codePath != null) { 6423 mAppDirs.remove(pkg.codePath); 6424 } 6425 cleanPackageDataStructuresLILPw(pkg, chatty); 6426 } 6427 } 6428 6429 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6430 int N = pkg.providers.size(); 6431 StringBuilder r = null; 6432 int i; 6433 for (i=0; i<N; i++) { 6434 PackageParser.Provider p = pkg.providers.get(i); 6435 mProviders.removeProvider(p); 6436 if (p.info.authority == null) { 6437 6438 /* There was another ContentProvider with this authority when 6439 * this app was installed so this authority is null, 6440 * Ignore it as we don't have to unregister the provider. 6441 */ 6442 continue; 6443 } 6444 String names[] = p.info.authority.split(";"); 6445 for (int j = 0; j < names.length; j++) { 6446 if (mProvidersByAuthority.get(names[j]) == p) { 6447 mProvidersByAuthority.remove(names[j]); 6448 if (DEBUG_REMOVE) { 6449 if (chatty) 6450 Log.d(TAG, "Unregistered content provider: " + names[j] 6451 + ", className = " + p.info.name + ", isSyncable = " 6452 + p.info.isSyncable); 6453 } 6454 } 6455 } 6456 if (DEBUG_REMOVE && chatty) { 6457 if (r == null) { 6458 r = new StringBuilder(256); 6459 } else { 6460 r.append(' '); 6461 } 6462 r.append(p.info.name); 6463 } 6464 } 6465 if (r != null) { 6466 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6467 } 6468 6469 N = pkg.services.size(); 6470 r = null; 6471 for (i=0; i<N; i++) { 6472 PackageParser.Service s = pkg.services.get(i); 6473 mServices.removeService(s); 6474 if (chatty) { 6475 if (r == null) { 6476 r = new StringBuilder(256); 6477 } else { 6478 r.append(' '); 6479 } 6480 r.append(s.info.name); 6481 } 6482 } 6483 if (r != null) { 6484 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6485 } 6486 6487 N = pkg.receivers.size(); 6488 r = null; 6489 for (i=0; i<N; i++) { 6490 PackageParser.Activity a = pkg.receivers.get(i); 6491 mReceivers.removeActivity(a, "receiver"); 6492 if (DEBUG_REMOVE && chatty) { 6493 if (r == null) { 6494 r = new StringBuilder(256); 6495 } else { 6496 r.append(' '); 6497 } 6498 r.append(a.info.name); 6499 } 6500 } 6501 if (r != null) { 6502 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6503 } 6504 6505 N = pkg.activities.size(); 6506 r = null; 6507 for (i=0; i<N; i++) { 6508 PackageParser.Activity a = pkg.activities.get(i); 6509 mActivities.removeActivity(a, "activity"); 6510 if (DEBUG_REMOVE && chatty) { 6511 if (r == null) { 6512 r = new StringBuilder(256); 6513 } else { 6514 r.append(' '); 6515 } 6516 r.append(a.info.name); 6517 } 6518 } 6519 if (r != null) { 6520 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6521 } 6522 6523 N = pkg.permissions.size(); 6524 r = null; 6525 for (i=0; i<N; i++) { 6526 PackageParser.Permission p = pkg.permissions.get(i); 6527 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6528 if (bp == null) { 6529 bp = mSettings.mPermissionTrees.get(p.info.name); 6530 } 6531 if (bp != null && bp.perm == p) { 6532 bp.perm = null; 6533 if (DEBUG_REMOVE && chatty) { 6534 if (r == null) { 6535 r = new StringBuilder(256); 6536 } else { 6537 r.append(' '); 6538 } 6539 r.append(p.info.name); 6540 } 6541 } 6542 } 6543 if (r != null) { 6544 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6545 } 6546 6547 N = pkg.instrumentation.size(); 6548 r = null; 6549 for (i=0; i<N; i++) { 6550 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6551 mInstrumentation.remove(a.getComponentName()); 6552 if (DEBUG_REMOVE && chatty) { 6553 if (r == null) { 6554 r = new StringBuilder(256); 6555 } else { 6556 r.append(' '); 6557 } 6558 r.append(a.info.name); 6559 } 6560 } 6561 if (r != null) { 6562 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6563 } 6564 6565 r = null; 6566 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6567 // Only system apps can hold shared libraries. 6568 if (pkg.libraryNames != null) { 6569 for (i=0; i<pkg.libraryNames.size(); i++) { 6570 String name = pkg.libraryNames.get(i); 6571 SharedLibraryEntry cur = mSharedLibraries.get(name); 6572 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6573 mSharedLibraries.remove(name); 6574 if (DEBUG_REMOVE && chatty) { 6575 if (r == null) { 6576 r = new StringBuilder(256); 6577 } else { 6578 r.append(' '); 6579 } 6580 r.append(name); 6581 } 6582 } 6583 } 6584 } 6585 } 6586 if (r != null) { 6587 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6588 } 6589 } 6590 6591 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6592 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6593 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6594 return true; 6595 } 6596 } 6597 return false; 6598 } 6599 6600 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6601 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6602 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6603 6604 private void updatePermissionsLPw(String changingPkg, 6605 PackageParser.Package pkgInfo, int flags) { 6606 // Make sure there are no dangling permission trees. 6607 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6608 while (it.hasNext()) { 6609 final BasePermission bp = it.next(); 6610 if (bp.packageSetting == null) { 6611 // We may not yet have parsed the package, so just see if 6612 // we still know about its settings. 6613 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6614 } 6615 if (bp.packageSetting == null) { 6616 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6617 + " from package " + bp.sourcePackage); 6618 it.remove(); 6619 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6620 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6621 Slog.i(TAG, "Removing old permission tree: " + bp.name 6622 + " from package " + bp.sourcePackage); 6623 flags |= UPDATE_PERMISSIONS_ALL; 6624 it.remove(); 6625 } 6626 } 6627 } 6628 6629 // Make sure all dynamic permissions have been assigned to a package, 6630 // and make sure there are no dangling permissions. 6631 it = mSettings.mPermissions.values().iterator(); 6632 while (it.hasNext()) { 6633 final BasePermission bp = it.next(); 6634 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6635 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6636 + bp.name + " pkg=" + bp.sourcePackage 6637 + " info=" + bp.pendingInfo); 6638 if (bp.packageSetting == null && bp.pendingInfo != null) { 6639 final BasePermission tree = findPermissionTreeLP(bp.name); 6640 if (tree != null && tree.perm != null) { 6641 bp.packageSetting = tree.packageSetting; 6642 bp.perm = new PackageParser.Permission(tree.perm.owner, 6643 new PermissionInfo(bp.pendingInfo)); 6644 bp.perm.info.packageName = tree.perm.info.packageName; 6645 bp.perm.info.name = bp.name; 6646 bp.uid = tree.uid; 6647 } 6648 } 6649 } 6650 if (bp.packageSetting == null) { 6651 // We may not yet have parsed the package, so just see if 6652 // we still know about its settings. 6653 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6654 } 6655 if (bp.packageSetting == null) { 6656 Slog.w(TAG, "Removing dangling permission: " + bp.name 6657 + " from package " + bp.sourcePackage); 6658 it.remove(); 6659 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6660 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6661 Slog.i(TAG, "Removing old permission: " + bp.name 6662 + " from package " + bp.sourcePackage); 6663 flags |= UPDATE_PERMISSIONS_ALL; 6664 it.remove(); 6665 } 6666 } 6667 } 6668 6669 // Now update the permissions for all packages, in particular 6670 // replace the granted permissions of the system packages. 6671 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6672 for (PackageParser.Package pkg : mPackages.values()) { 6673 if (pkg != pkgInfo) { 6674 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6675 } 6676 } 6677 } 6678 6679 if (pkgInfo != null) { 6680 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6681 } 6682 } 6683 6684 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6685 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6686 if (ps == null) { 6687 return; 6688 } 6689 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6690 HashSet<String> origPermissions = gp.grantedPermissions; 6691 boolean changedPermission = false; 6692 6693 if (replace) { 6694 ps.permissionsFixed = false; 6695 if (gp == ps) { 6696 origPermissions = new HashSet<String>(gp.grantedPermissions); 6697 gp.grantedPermissions.clear(); 6698 gp.gids = mGlobalGids; 6699 } 6700 } 6701 6702 if (gp.gids == null) { 6703 gp.gids = mGlobalGids; 6704 } 6705 6706 final int N = pkg.requestedPermissions.size(); 6707 for (int i=0; i<N; i++) { 6708 final String name = pkg.requestedPermissions.get(i); 6709 final boolean required = pkg.requestedPermissionsRequired.get(i); 6710 final BasePermission bp = mSettings.mPermissions.get(name); 6711 if (DEBUG_INSTALL) { 6712 if (gp != ps) { 6713 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6714 } 6715 } 6716 6717 if (bp == null || bp.packageSetting == null) { 6718 Slog.w(TAG, "Unknown permission " + name 6719 + " in package " + pkg.packageName); 6720 continue; 6721 } 6722 6723 final String perm = bp.name; 6724 boolean allowed; 6725 boolean allowedSig = false; 6726 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6727 if (level == PermissionInfo.PROTECTION_NORMAL 6728 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6729 // We grant a normal or dangerous permission if any of the following 6730 // are true: 6731 // 1) The permission is required 6732 // 2) The permission is optional, but was granted in the past 6733 // 3) The permission is optional, but was requested by an 6734 // app in /system (not /data) 6735 // 6736 // Otherwise, reject the permission. 6737 allowed = (required || origPermissions.contains(perm) 6738 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6739 } else if (bp.packageSetting == null) { 6740 // This permission is invalid; skip it. 6741 allowed = false; 6742 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6743 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6744 if (allowed) { 6745 allowedSig = true; 6746 } 6747 } else { 6748 allowed = false; 6749 } 6750 if (DEBUG_INSTALL) { 6751 if (gp != ps) { 6752 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6753 } 6754 } 6755 if (allowed) { 6756 if (!isSystemApp(ps) && ps.permissionsFixed) { 6757 // If this is an existing, non-system package, then 6758 // we can't add any new permissions to it. 6759 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6760 // Except... if this is a permission that was added 6761 // to the platform (note: need to only do this when 6762 // updating the platform). 6763 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6764 } 6765 } 6766 if (allowed) { 6767 if (!gp.grantedPermissions.contains(perm)) { 6768 changedPermission = true; 6769 gp.grantedPermissions.add(perm); 6770 gp.gids = appendInts(gp.gids, bp.gids); 6771 } else if (!ps.haveGids) { 6772 gp.gids = appendInts(gp.gids, bp.gids); 6773 } 6774 } else { 6775 Slog.w(TAG, "Not granting permission " + perm 6776 + " to package " + pkg.packageName 6777 + " because it was previously installed without"); 6778 } 6779 } else { 6780 if (gp.grantedPermissions.remove(perm)) { 6781 changedPermission = true; 6782 gp.gids = removeInts(gp.gids, bp.gids); 6783 Slog.i(TAG, "Un-granting permission " + perm 6784 + " from package " + pkg.packageName 6785 + " (protectionLevel=" + bp.protectionLevel 6786 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6787 + ")"); 6788 } else { 6789 Slog.w(TAG, "Not granting permission " + perm 6790 + " to package " + pkg.packageName 6791 + " (protectionLevel=" + bp.protectionLevel 6792 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6793 + ")"); 6794 } 6795 } 6796 } 6797 6798 if ((changedPermission || replace) && !ps.permissionsFixed && 6799 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6800 // This is the first that we have heard about this package, so the 6801 // permissions we have now selected are fixed until explicitly 6802 // changed. 6803 ps.permissionsFixed = true; 6804 } 6805 ps.haveGids = true; 6806 } 6807 6808 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6809 boolean allowed = false; 6810 final int NP = PackageParser.NEW_PERMISSIONS.length; 6811 for (int ip=0; ip<NP; ip++) { 6812 final PackageParser.NewPermissionInfo npi 6813 = PackageParser.NEW_PERMISSIONS[ip]; 6814 if (npi.name.equals(perm) 6815 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6816 allowed = true; 6817 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6818 + pkg.packageName); 6819 break; 6820 } 6821 } 6822 return allowed; 6823 } 6824 6825 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6826 BasePermission bp, HashSet<String> origPermissions) { 6827 boolean allowed; 6828 allowed = (compareSignatures( 6829 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6830 == PackageManager.SIGNATURE_MATCH) 6831 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6832 == PackageManager.SIGNATURE_MATCH); 6833 if (!allowed && (bp.protectionLevel 6834 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6835 if (isSystemApp(pkg)) { 6836 // For updated system applications, a system permission 6837 // is granted only if it had been defined by the original application. 6838 if (isUpdatedSystemApp(pkg)) { 6839 final PackageSetting sysPs = mSettings 6840 .getDisabledSystemPkgLPr(pkg.packageName); 6841 final GrantedPermissions origGp = sysPs.sharedUser != null 6842 ? sysPs.sharedUser : sysPs; 6843 6844 if (origGp.grantedPermissions.contains(perm)) { 6845 // If the original was granted this permission, we take 6846 // that grant decision as read and propagate it to the 6847 // update. 6848 allowed = true; 6849 } else { 6850 // The system apk may have been updated with an older 6851 // version of the one on the data partition, but which 6852 // granted a new system permission that it didn't have 6853 // before. In this case we do want to allow the app to 6854 // now get the new permission if the ancestral apk is 6855 // privileged to get it. 6856 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6857 for (int j=0; 6858 j<sysPs.pkg.requestedPermissions.size(); j++) { 6859 if (perm.equals( 6860 sysPs.pkg.requestedPermissions.get(j))) { 6861 allowed = true; 6862 break; 6863 } 6864 } 6865 } 6866 } 6867 } else { 6868 allowed = isPrivilegedApp(pkg); 6869 } 6870 } 6871 } 6872 if (!allowed && (bp.protectionLevel 6873 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6874 // For development permissions, a development permission 6875 // is granted only if it was already granted. 6876 allowed = origPermissions.contains(perm); 6877 } 6878 return allowed; 6879 } 6880 6881 final class ActivityIntentResolver 6882 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6883 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6884 boolean defaultOnly, int userId) { 6885 if (!sUserManager.exists(userId)) return null; 6886 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6887 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6888 } 6889 6890 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6891 int userId) { 6892 if (!sUserManager.exists(userId)) return null; 6893 mFlags = flags; 6894 return super.queryIntent(intent, resolvedType, 6895 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6896 } 6897 6898 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6899 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6900 if (!sUserManager.exists(userId)) return null; 6901 if (packageActivities == null) { 6902 return null; 6903 } 6904 mFlags = flags; 6905 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6906 final int N = packageActivities.size(); 6907 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6908 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6909 6910 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6911 for (int i = 0; i < N; ++i) { 6912 intentFilters = packageActivities.get(i).intents; 6913 if (intentFilters != null && intentFilters.size() > 0) { 6914 PackageParser.ActivityIntentInfo[] array = 6915 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6916 intentFilters.toArray(array); 6917 listCut.add(array); 6918 } 6919 } 6920 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6921 } 6922 6923 public final void addActivity(PackageParser.Activity a, String type) { 6924 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6925 mActivities.put(a.getComponentName(), a); 6926 if (DEBUG_SHOW_INFO) 6927 Log.v( 6928 TAG, " " + type + " " + 6929 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6930 if (DEBUG_SHOW_INFO) 6931 Log.v(TAG, " Class=" + a.info.name); 6932 final int NI = a.intents.size(); 6933 for (int j=0; j<NI; j++) { 6934 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6935 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6936 intent.setPriority(0); 6937 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6938 + a.className + " with priority > 0, forcing to 0"); 6939 } 6940 if (DEBUG_SHOW_INFO) { 6941 Log.v(TAG, " IntentFilter:"); 6942 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6943 } 6944 if (!intent.debugCheck()) { 6945 Log.w(TAG, "==> For Activity " + a.info.name); 6946 } 6947 addFilter(intent); 6948 } 6949 } 6950 6951 public final void removeActivity(PackageParser.Activity a, String type) { 6952 mActivities.remove(a.getComponentName()); 6953 if (DEBUG_SHOW_INFO) { 6954 Log.v(TAG, " " + type + " " 6955 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6956 : a.info.name) + ":"); 6957 Log.v(TAG, " Class=" + a.info.name); 6958 } 6959 final int NI = a.intents.size(); 6960 for (int j=0; j<NI; j++) { 6961 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6962 if (DEBUG_SHOW_INFO) { 6963 Log.v(TAG, " IntentFilter:"); 6964 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6965 } 6966 removeFilter(intent); 6967 } 6968 } 6969 6970 @Override 6971 protected boolean allowFilterResult( 6972 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6973 ActivityInfo filterAi = filter.activity.info; 6974 for (int i=dest.size()-1; i>=0; i--) { 6975 ActivityInfo destAi = dest.get(i).activityInfo; 6976 if (destAi.name == filterAi.name 6977 && destAi.packageName == filterAi.packageName) { 6978 return false; 6979 } 6980 } 6981 return true; 6982 } 6983 6984 @Override 6985 protected ActivityIntentInfo[] newArray(int size) { 6986 return new ActivityIntentInfo[size]; 6987 } 6988 6989 @Override 6990 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6991 if (!sUserManager.exists(userId)) return true; 6992 PackageParser.Package p = filter.activity.owner; 6993 if (p != null) { 6994 PackageSetting ps = (PackageSetting)p.mExtras; 6995 if (ps != null) { 6996 // System apps are never considered stopped for purposes of 6997 // filtering, because there may be no way for the user to 6998 // actually re-launch them. 6999 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7000 && ps.getStopped(userId); 7001 } 7002 } 7003 return false; 7004 } 7005 7006 @Override 7007 protected boolean isPackageForFilter(String packageName, 7008 PackageParser.ActivityIntentInfo info) { 7009 return packageName.equals(info.activity.owner.packageName); 7010 } 7011 7012 @Override 7013 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7014 int match, int userId) { 7015 if (!sUserManager.exists(userId)) return null; 7016 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7017 return null; 7018 } 7019 final PackageParser.Activity activity = info.activity; 7020 if (mSafeMode && (activity.info.applicationInfo.flags 7021 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7022 return null; 7023 } 7024 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7025 if (ps == null) { 7026 return null; 7027 } 7028 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7029 ps.readUserState(userId), userId); 7030 if (ai == null) { 7031 return null; 7032 } 7033 final ResolveInfo res = new ResolveInfo(); 7034 res.activityInfo = ai; 7035 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7036 res.filter = info; 7037 } 7038 res.priority = info.getPriority(); 7039 res.preferredOrder = activity.owner.mPreferredOrder; 7040 //System.out.println("Result: " + res.activityInfo.className + 7041 // " = " + res.priority); 7042 res.match = match; 7043 res.isDefault = info.hasDefault; 7044 res.labelRes = info.labelRes; 7045 res.nonLocalizedLabel = info.nonLocalizedLabel; 7046 if (userNeedsBadging(userId)) { 7047 res.noResourceId = true; 7048 } else { 7049 res.icon = info.icon; 7050 } 7051 res.system = isSystemApp(res.activityInfo.applicationInfo); 7052 return res; 7053 } 7054 7055 @Override 7056 protected void sortResults(List<ResolveInfo> results) { 7057 Collections.sort(results, mResolvePrioritySorter); 7058 } 7059 7060 @Override 7061 protected void dumpFilter(PrintWriter out, String prefix, 7062 PackageParser.ActivityIntentInfo filter) { 7063 out.print(prefix); out.print( 7064 Integer.toHexString(System.identityHashCode(filter.activity))); 7065 out.print(' '); 7066 filter.activity.printComponentShortName(out); 7067 out.print(" filter "); 7068 out.println(Integer.toHexString(System.identityHashCode(filter))); 7069 } 7070 7071// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7072// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7073// final List<ResolveInfo> retList = Lists.newArrayList(); 7074// while (i.hasNext()) { 7075// final ResolveInfo resolveInfo = i.next(); 7076// if (isEnabledLP(resolveInfo.activityInfo)) { 7077// retList.add(resolveInfo); 7078// } 7079// } 7080// return retList; 7081// } 7082 7083 // Keys are String (activity class name), values are Activity. 7084 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7085 = new HashMap<ComponentName, PackageParser.Activity>(); 7086 private int mFlags; 7087 } 7088 7089 private final class ServiceIntentResolver 7090 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7091 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7092 boolean defaultOnly, int userId) { 7093 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7094 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7095 } 7096 7097 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7098 int userId) { 7099 if (!sUserManager.exists(userId)) return null; 7100 mFlags = flags; 7101 return super.queryIntent(intent, resolvedType, 7102 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7103 } 7104 7105 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7106 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7107 if (!sUserManager.exists(userId)) return null; 7108 if (packageServices == null) { 7109 return null; 7110 } 7111 mFlags = flags; 7112 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7113 final int N = packageServices.size(); 7114 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7115 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7116 7117 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7118 for (int i = 0; i < N; ++i) { 7119 intentFilters = packageServices.get(i).intents; 7120 if (intentFilters != null && intentFilters.size() > 0) { 7121 PackageParser.ServiceIntentInfo[] array = 7122 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7123 intentFilters.toArray(array); 7124 listCut.add(array); 7125 } 7126 } 7127 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7128 } 7129 7130 public final void addService(PackageParser.Service s) { 7131 mServices.put(s.getComponentName(), s); 7132 if (DEBUG_SHOW_INFO) { 7133 Log.v(TAG, " " 7134 + (s.info.nonLocalizedLabel != null 7135 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7136 Log.v(TAG, " Class=" + s.info.name); 7137 } 7138 final int NI = s.intents.size(); 7139 int j; 7140 for (j=0; j<NI; j++) { 7141 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7142 if (DEBUG_SHOW_INFO) { 7143 Log.v(TAG, " IntentFilter:"); 7144 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7145 } 7146 if (!intent.debugCheck()) { 7147 Log.w(TAG, "==> For Service " + s.info.name); 7148 } 7149 addFilter(intent); 7150 } 7151 } 7152 7153 public final void removeService(PackageParser.Service s) { 7154 mServices.remove(s.getComponentName()); 7155 if (DEBUG_SHOW_INFO) { 7156 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7157 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7158 Log.v(TAG, " Class=" + s.info.name); 7159 } 7160 final int NI = s.intents.size(); 7161 int j; 7162 for (j=0; j<NI; j++) { 7163 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7164 if (DEBUG_SHOW_INFO) { 7165 Log.v(TAG, " IntentFilter:"); 7166 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7167 } 7168 removeFilter(intent); 7169 } 7170 } 7171 7172 @Override 7173 protected boolean allowFilterResult( 7174 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7175 ServiceInfo filterSi = filter.service.info; 7176 for (int i=dest.size()-1; i>=0; i--) { 7177 ServiceInfo destAi = dest.get(i).serviceInfo; 7178 if (destAi.name == filterSi.name 7179 && destAi.packageName == filterSi.packageName) { 7180 return false; 7181 } 7182 } 7183 return true; 7184 } 7185 7186 @Override 7187 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7188 return new PackageParser.ServiceIntentInfo[size]; 7189 } 7190 7191 @Override 7192 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7193 if (!sUserManager.exists(userId)) return true; 7194 PackageParser.Package p = filter.service.owner; 7195 if (p != null) { 7196 PackageSetting ps = (PackageSetting)p.mExtras; 7197 if (ps != null) { 7198 // System apps are never considered stopped for purposes of 7199 // filtering, because there may be no way for the user to 7200 // actually re-launch them. 7201 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7202 && ps.getStopped(userId); 7203 } 7204 } 7205 return false; 7206 } 7207 7208 @Override 7209 protected boolean isPackageForFilter(String packageName, 7210 PackageParser.ServiceIntentInfo info) { 7211 return packageName.equals(info.service.owner.packageName); 7212 } 7213 7214 @Override 7215 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7216 int match, int userId) { 7217 if (!sUserManager.exists(userId)) return null; 7218 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7219 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7220 return null; 7221 } 7222 final PackageParser.Service service = info.service; 7223 if (mSafeMode && (service.info.applicationInfo.flags 7224 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7225 return null; 7226 } 7227 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7228 if (ps == null) { 7229 return null; 7230 } 7231 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7232 ps.readUserState(userId), userId); 7233 if (si == null) { 7234 return null; 7235 } 7236 final ResolveInfo res = new ResolveInfo(); 7237 res.serviceInfo = si; 7238 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7239 res.filter = filter; 7240 } 7241 res.priority = info.getPriority(); 7242 res.preferredOrder = service.owner.mPreferredOrder; 7243 //System.out.println("Result: " + res.activityInfo.className + 7244 // " = " + res.priority); 7245 res.match = match; 7246 res.isDefault = info.hasDefault; 7247 res.labelRes = info.labelRes; 7248 res.nonLocalizedLabel = info.nonLocalizedLabel; 7249 res.icon = info.icon; 7250 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7251 return res; 7252 } 7253 7254 @Override 7255 protected void sortResults(List<ResolveInfo> results) { 7256 Collections.sort(results, mResolvePrioritySorter); 7257 } 7258 7259 @Override 7260 protected void dumpFilter(PrintWriter out, String prefix, 7261 PackageParser.ServiceIntentInfo filter) { 7262 out.print(prefix); out.print( 7263 Integer.toHexString(System.identityHashCode(filter.service))); 7264 out.print(' '); 7265 filter.service.printComponentShortName(out); 7266 out.print(" filter "); 7267 out.println(Integer.toHexString(System.identityHashCode(filter))); 7268 } 7269 7270// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7271// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7272// final List<ResolveInfo> retList = Lists.newArrayList(); 7273// while (i.hasNext()) { 7274// final ResolveInfo resolveInfo = (ResolveInfo) i; 7275// if (isEnabledLP(resolveInfo.serviceInfo)) { 7276// retList.add(resolveInfo); 7277// } 7278// } 7279// return retList; 7280// } 7281 7282 // Keys are String (activity class name), values are Activity. 7283 private final HashMap<ComponentName, PackageParser.Service> mServices 7284 = new HashMap<ComponentName, PackageParser.Service>(); 7285 private int mFlags; 7286 }; 7287 7288 private final class ProviderIntentResolver 7289 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7290 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7291 boolean defaultOnly, int userId) { 7292 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7293 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7294 } 7295 7296 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7297 int userId) { 7298 if (!sUserManager.exists(userId)) 7299 return null; 7300 mFlags = flags; 7301 return super.queryIntent(intent, resolvedType, 7302 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7303 } 7304 7305 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7306 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7307 if (!sUserManager.exists(userId)) 7308 return null; 7309 if (packageProviders == null) { 7310 return null; 7311 } 7312 mFlags = flags; 7313 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7314 final int N = packageProviders.size(); 7315 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7316 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7317 7318 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7319 for (int i = 0; i < N; ++i) { 7320 intentFilters = packageProviders.get(i).intents; 7321 if (intentFilters != null && intentFilters.size() > 0) { 7322 PackageParser.ProviderIntentInfo[] array = 7323 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7324 intentFilters.toArray(array); 7325 listCut.add(array); 7326 } 7327 } 7328 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7329 } 7330 7331 public final void addProvider(PackageParser.Provider p) { 7332 if (mProviders.containsKey(p.getComponentName())) { 7333 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7334 return; 7335 } 7336 7337 mProviders.put(p.getComponentName(), p); 7338 if (DEBUG_SHOW_INFO) { 7339 Log.v(TAG, " " 7340 + (p.info.nonLocalizedLabel != null 7341 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7342 Log.v(TAG, " Class=" + p.info.name); 7343 } 7344 final int NI = p.intents.size(); 7345 int j; 7346 for (j = 0; j < NI; j++) { 7347 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7348 if (DEBUG_SHOW_INFO) { 7349 Log.v(TAG, " IntentFilter:"); 7350 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7351 } 7352 if (!intent.debugCheck()) { 7353 Log.w(TAG, "==> For Provider " + p.info.name); 7354 } 7355 addFilter(intent); 7356 } 7357 } 7358 7359 public final void removeProvider(PackageParser.Provider p) { 7360 mProviders.remove(p.getComponentName()); 7361 if (DEBUG_SHOW_INFO) { 7362 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7363 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7364 Log.v(TAG, " Class=" + p.info.name); 7365 } 7366 final int NI = p.intents.size(); 7367 int j; 7368 for (j = 0; j < NI; j++) { 7369 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7370 if (DEBUG_SHOW_INFO) { 7371 Log.v(TAG, " IntentFilter:"); 7372 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7373 } 7374 removeFilter(intent); 7375 } 7376 } 7377 7378 @Override 7379 protected boolean allowFilterResult( 7380 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7381 ProviderInfo filterPi = filter.provider.info; 7382 for (int i = dest.size() - 1; i >= 0; i--) { 7383 ProviderInfo destPi = dest.get(i).providerInfo; 7384 if (destPi.name == filterPi.name 7385 && destPi.packageName == filterPi.packageName) { 7386 return false; 7387 } 7388 } 7389 return true; 7390 } 7391 7392 @Override 7393 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7394 return new PackageParser.ProviderIntentInfo[size]; 7395 } 7396 7397 @Override 7398 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7399 if (!sUserManager.exists(userId)) 7400 return true; 7401 PackageParser.Package p = filter.provider.owner; 7402 if (p != null) { 7403 PackageSetting ps = (PackageSetting) p.mExtras; 7404 if (ps != null) { 7405 // System apps are never considered stopped for purposes of 7406 // filtering, because there may be no way for the user to 7407 // actually re-launch them. 7408 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7409 && ps.getStopped(userId); 7410 } 7411 } 7412 return false; 7413 } 7414 7415 @Override 7416 protected boolean isPackageForFilter(String packageName, 7417 PackageParser.ProviderIntentInfo info) { 7418 return packageName.equals(info.provider.owner.packageName); 7419 } 7420 7421 @Override 7422 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7423 int match, int userId) { 7424 if (!sUserManager.exists(userId)) 7425 return null; 7426 final PackageParser.ProviderIntentInfo info = filter; 7427 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7428 return null; 7429 } 7430 final PackageParser.Provider provider = info.provider; 7431 if (mSafeMode && (provider.info.applicationInfo.flags 7432 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7433 return null; 7434 } 7435 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7436 if (ps == null) { 7437 return null; 7438 } 7439 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7440 ps.readUserState(userId), userId); 7441 if (pi == null) { 7442 return null; 7443 } 7444 final ResolveInfo res = new ResolveInfo(); 7445 res.providerInfo = pi; 7446 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7447 res.filter = filter; 7448 } 7449 res.priority = info.getPriority(); 7450 res.preferredOrder = provider.owner.mPreferredOrder; 7451 res.match = match; 7452 res.isDefault = info.hasDefault; 7453 res.labelRes = info.labelRes; 7454 res.nonLocalizedLabel = info.nonLocalizedLabel; 7455 res.icon = info.icon; 7456 res.system = isSystemApp(res.providerInfo.applicationInfo); 7457 return res; 7458 } 7459 7460 @Override 7461 protected void sortResults(List<ResolveInfo> results) { 7462 Collections.sort(results, mResolvePrioritySorter); 7463 } 7464 7465 @Override 7466 protected void dumpFilter(PrintWriter out, String prefix, 7467 PackageParser.ProviderIntentInfo filter) { 7468 out.print(prefix); 7469 out.print( 7470 Integer.toHexString(System.identityHashCode(filter.provider))); 7471 out.print(' '); 7472 filter.provider.printComponentShortName(out); 7473 out.print(" filter "); 7474 out.println(Integer.toHexString(System.identityHashCode(filter))); 7475 } 7476 7477 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7478 = new HashMap<ComponentName, PackageParser.Provider>(); 7479 private int mFlags; 7480 }; 7481 7482 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7483 new Comparator<ResolveInfo>() { 7484 public int compare(ResolveInfo r1, ResolveInfo r2) { 7485 int v1 = r1.priority; 7486 int v2 = r2.priority; 7487 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7488 if (v1 != v2) { 7489 return (v1 > v2) ? -1 : 1; 7490 } 7491 v1 = r1.preferredOrder; 7492 v2 = r2.preferredOrder; 7493 if (v1 != v2) { 7494 return (v1 > v2) ? -1 : 1; 7495 } 7496 if (r1.isDefault != r2.isDefault) { 7497 return r1.isDefault ? -1 : 1; 7498 } 7499 v1 = r1.match; 7500 v2 = r2.match; 7501 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7502 if (v1 != v2) { 7503 return (v1 > v2) ? -1 : 1; 7504 } 7505 if (r1.system != r2.system) { 7506 return r1.system ? -1 : 1; 7507 } 7508 return 0; 7509 } 7510 }; 7511 7512 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7513 new Comparator<ProviderInfo>() { 7514 public int compare(ProviderInfo p1, ProviderInfo p2) { 7515 final int v1 = p1.initOrder; 7516 final int v2 = p2.initOrder; 7517 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7518 } 7519 }; 7520 7521 static final void sendPackageBroadcast(String action, String pkg, 7522 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7523 int[] userIds) { 7524 IActivityManager am = ActivityManagerNative.getDefault(); 7525 if (am != null) { 7526 try { 7527 if (userIds == null) { 7528 userIds = am.getRunningUserIds(); 7529 } 7530 for (int id : userIds) { 7531 final Intent intent = new Intent(action, 7532 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7533 if (extras != null) { 7534 intent.putExtras(extras); 7535 } 7536 if (targetPkg != null) { 7537 intent.setPackage(targetPkg); 7538 } 7539 // Modify the UID when posting to other users 7540 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7541 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7542 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7543 intent.putExtra(Intent.EXTRA_UID, uid); 7544 } 7545 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7546 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7547 if (DEBUG_BROADCASTS) { 7548 RuntimeException here = new RuntimeException("here"); 7549 here.fillInStackTrace(); 7550 Slog.d(TAG, "Sending to user " + id + ": " 7551 + intent.toShortString(false, true, false, false) 7552 + " " + intent.getExtras(), here); 7553 } 7554 am.broadcastIntent(null, intent, null, finishedReceiver, 7555 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7556 finishedReceiver != null, false, id); 7557 } 7558 } catch (RemoteException ex) { 7559 } 7560 } 7561 } 7562 7563 /** 7564 * Check if the external storage media is available. This is true if there 7565 * is a mounted external storage medium or if the external storage is 7566 * emulated. 7567 */ 7568 private boolean isExternalMediaAvailable() { 7569 return mMediaMounted || Environment.isExternalStorageEmulated(); 7570 } 7571 7572 @Override 7573 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7574 // writer 7575 synchronized (mPackages) { 7576 if (!isExternalMediaAvailable()) { 7577 // If the external storage is no longer mounted at this point, 7578 // the caller may not have been able to delete all of this 7579 // packages files and can not delete any more. Bail. 7580 return null; 7581 } 7582 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7583 if (lastPackage != null) { 7584 pkgs.remove(lastPackage); 7585 } 7586 if (pkgs.size() > 0) { 7587 return pkgs.get(0); 7588 } 7589 } 7590 return null; 7591 } 7592 7593 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7594 if (false) { 7595 RuntimeException here = new RuntimeException("here"); 7596 here.fillInStackTrace(); 7597 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 7598 + " andCode=" + andCode, here); 7599 } 7600 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 7601 userId, andCode ? 1 : 0, packageName)); 7602 } 7603 7604 void startCleaningPackages() { 7605 // reader 7606 synchronized (mPackages) { 7607 if (!isExternalMediaAvailable()) { 7608 return; 7609 } 7610 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7611 return; 7612 } 7613 } 7614 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7615 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7616 IActivityManager am = ActivityManagerNative.getDefault(); 7617 if (am != null) { 7618 try { 7619 am.startService(null, intent, null, UserHandle.USER_OWNER); 7620 } catch (RemoteException e) { 7621 } 7622 } 7623 } 7624 7625 private final class AppDirObserver extends FileObserver { 7626 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 7627 super(path, mask); 7628 mRootDir = path; 7629 mIsRom = isrom; 7630 mIsPrivileged = isPrivileged; 7631 } 7632 7633 public void onEvent(int event, String path) { 7634 String removedPackage = null; 7635 int removedAppId = -1; 7636 int[] removedUsers = null; 7637 String addedPackage = null; 7638 int addedAppId = -1; 7639 int[] addedUsers = null; 7640 7641 // TODO post a message to the handler to obtain serial ordering 7642 synchronized (mInstallLock) { 7643 String fullPathStr = null; 7644 File fullPath = null; 7645 if (path != null) { 7646 fullPath = new File(mRootDir, path); 7647 fullPathStr = fullPath.getPath(); 7648 } 7649 7650 if (DEBUG_APP_DIR_OBSERVER) 7651 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 7652 7653 if (!isApkFile(fullPath)) { 7654 if (DEBUG_APP_DIR_OBSERVER) 7655 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 7656 return; 7657 } 7658 7659 // Ignore packages that are being installed or 7660 // have just been installed. 7661 if (ignoreCodePath(fullPathStr)) { 7662 return; 7663 } 7664 PackageParser.Package p = null; 7665 PackageSetting ps = null; 7666 // reader 7667 synchronized (mPackages) { 7668 p = mAppDirs.get(fullPathStr); 7669 if (p != null) { 7670 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 7671 if (ps != null) { 7672 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7673 } else { 7674 removedUsers = sUserManager.getUserIds(); 7675 } 7676 } 7677 addedUsers = sUserManager.getUserIds(); 7678 } 7679 if ((event&REMOVE_EVENTS) != 0) { 7680 if (ps != null) { 7681 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 7682 removePackageLI(ps, true); 7683 removedPackage = ps.name; 7684 removedAppId = ps.appId; 7685 } 7686 } 7687 7688 if ((event&ADD_EVENTS) != 0) { 7689 if (p == null) { 7690 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 7691 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 7692 if (mIsRom) { 7693 flags |= PackageParser.PARSE_IS_SYSTEM 7694 | PackageParser.PARSE_IS_SYSTEM_DIR; 7695 if (mIsPrivileged) { 7696 flags |= PackageParser.PARSE_IS_PRIVILEGED; 7697 } 7698 } 7699 try { 7700 p = scanPackageLI(fullPath, flags, 7701 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 7702 System.currentTimeMillis(), UserHandle.ALL, null); 7703 } catch (PackageManagerException e) { 7704 Slog.w(TAG, "Failed to scan " + fullPath + ": " + e.getMessage()); 7705 p = null; 7706 } 7707 if (p != null) { 7708 /* 7709 * TODO this seems dangerous as the package may have 7710 * changed since we last acquired the mPackages 7711 * lock. 7712 */ 7713 // writer 7714 synchronized (mPackages) { 7715 updatePermissionsLPw(p.packageName, p, 7716 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 7717 } 7718 addedPackage = p.applicationInfo.packageName; 7719 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 7720 } 7721 } 7722 } 7723 7724 // reader 7725 synchronized (mPackages) { 7726 mSettings.writeLPr(); 7727 } 7728 } 7729 7730 if (removedPackage != null) { 7731 Bundle extras = new Bundle(1); 7732 extras.putInt(Intent.EXTRA_UID, removedAppId); 7733 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 7734 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 7735 extras, null, null, removedUsers); 7736 } 7737 if (addedPackage != null) { 7738 Bundle extras = new Bundle(1); 7739 extras.putInt(Intent.EXTRA_UID, addedAppId); 7740 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 7741 extras, null, null, addedUsers); 7742 } 7743 } 7744 7745 private final String mRootDir; 7746 private final boolean mIsRom; 7747 private final boolean mIsPrivileged; 7748 } 7749 7750 @Override 7751 public void installPackage(String originPath, IPackageInstallObserver2 observer, int flags, 7752 String installerPackageName, VerificationParams verificationParams, 7753 String packageAbiOverride) { 7754 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7755 null); 7756 7757 final File originFile = new File(originPath); 7758 final int uid = Binder.getCallingUid(); 7759 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7760 try { 7761 if (observer != null) { 7762 observer.packageInstalled("", null, INSTALL_FAILED_USER_RESTRICTED, null); 7763 } 7764 } catch (RemoteException re) { 7765 } 7766 return; 7767 } 7768 7769 UserHandle user; 7770 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 7771 user = UserHandle.ALL; 7772 } else { 7773 user = new UserHandle(UserHandle.getUserId(uid)); 7774 } 7775 7776 final int filteredFlags; 7777 if (uid == Process.SHELL_UID || uid == 0) { 7778 if (DEBUG_INSTALL) { 7779 Slog.v(TAG, "Install from ADB"); 7780 } 7781 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7782 } else { 7783 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7784 } 7785 7786 verificationParams.setInstallerUid(uid); 7787 7788 final Message msg = mHandler.obtainMessage(INIT_COPY); 7789 msg.obj = new InstallParams(originFile, false, observer, filteredFlags, 7790 installerPackageName, verificationParams, user, packageAbiOverride); 7791 mHandler.sendMessage(msg); 7792 } 7793 7794 void installStage(String packageName, File stageDir, IPackageInstallObserver2 observer, 7795 InstallSessionParams params, String installerPackageName, int installerUid, 7796 UserHandle user) { 7797 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7798 params.referrerUri, installerUid, null); 7799 7800 final Message msg = mHandler.obtainMessage(INIT_COPY); 7801 msg.obj = new InstallParams(stageDir, true, observer, params.installFlags, 7802 installerPackageName, verifParams, user, params.abiOverride); 7803 mHandler.sendMessage(msg); 7804 } 7805 7806 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7807 Bundle extras = new Bundle(1); 7808 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7809 7810 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7811 packageName, extras, null, null, new int[] {userId}); 7812 try { 7813 IActivityManager am = ActivityManagerNative.getDefault(); 7814 final boolean isSystem = 7815 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7816 if (isSystem && am.isUserRunning(userId, false)) { 7817 // The just-installed/enabled app is bundled on the system, so presumed 7818 // to be able to run automatically without needing an explicit launch. 7819 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7820 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7821 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7822 .setPackage(packageName); 7823 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7824 android.app.AppOpsManager.OP_NONE, false, false, userId); 7825 } 7826 } catch (RemoteException e) { 7827 // shouldn't happen 7828 Slog.w(TAG, "Unable to bootstrap installed package", e); 7829 } 7830 } 7831 7832 @Override 7833 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7834 int userId) { 7835 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7836 PackageSetting pkgSetting; 7837 final int uid = Binder.getCallingUid(); 7838 if (UserHandle.getUserId(uid) != userId) { 7839 mContext.enforceCallingOrSelfPermission( 7840 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7841 "setApplicationBlockedSetting for user " + userId); 7842 } 7843 7844 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7845 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7846 return false; 7847 } 7848 7849 long callingId = Binder.clearCallingIdentity(); 7850 try { 7851 boolean sendAdded = false; 7852 boolean sendRemoved = false; 7853 // writer 7854 synchronized (mPackages) { 7855 pkgSetting = mSettings.mPackages.get(packageName); 7856 if (pkgSetting == null) { 7857 return false; 7858 } 7859 if (pkgSetting.getBlocked(userId) != blocked) { 7860 pkgSetting.setBlocked(blocked, userId); 7861 mSettings.writePackageRestrictionsLPr(userId); 7862 if (blocked) { 7863 sendRemoved = true; 7864 } else { 7865 sendAdded = true; 7866 } 7867 } 7868 } 7869 if (sendAdded) { 7870 sendPackageAddedForUser(packageName, pkgSetting, userId); 7871 return true; 7872 } 7873 if (sendRemoved) { 7874 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7875 "blocking pkg"); 7876 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7877 } 7878 } finally { 7879 Binder.restoreCallingIdentity(callingId); 7880 } 7881 return false; 7882 } 7883 7884 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7885 int userId) { 7886 final PackageRemovedInfo info = new PackageRemovedInfo(); 7887 info.removedPackage = packageName; 7888 info.removedUsers = new int[] {userId}; 7889 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7890 info.sendBroadcast(false, false, false); 7891 } 7892 7893 /** 7894 * Returns true if application is not found or there was an error. Otherwise it returns 7895 * the blocked state of the package for the given user. 7896 */ 7897 @Override 7898 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7899 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7900 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7901 "getApplicationBlocked for user " + userId); 7902 PackageSetting pkgSetting; 7903 long callingId = Binder.clearCallingIdentity(); 7904 try { 7905 // writer 7906 synchronized (mPackages) { 7907 pkgSetting = mSettings.mPackages.get(packageName); 7908 if (pkgSetting == null) { 7909 return true; 7910 } 7911 return pkgSetting.getBlocked(userId); 7912 } 7913 } finally { 7914 Binder.restoreCallingIdentity(callingId); 7915 } 7916 } 7917 7918 /** 7919 * @hide 7920 */ 7921 @Override 7922 public int installExistingPackageAsUser(String packageName, int userId) { 7923 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7924 null); 7925 PackageSetting pkgSetting; 7926 final int uid = Binder.getCallingUid(); 7927 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7928 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7929 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7930 } 7931 7932 long callingId = Binder.clearCallingIdentity(); 7933 try { 7934 boolean sendAdded = false; 7935 Bundle extras = new Bundle(1); 7936 7937 // writer 7938 synchronized (mPackages) { 7939 pkgSetting = mSettings.mPackages.get(packageName); 7940 if (pkgSetting == null) { 7941 return PackageManager.INSTALL_FAILED_INVALID_URI; 7942 } 7943 if (!pkgSetting.getInstalled(userId)) { 7944 pkgSetting.setInstalled(true, userId); 7945 pkgSetting.setBlocked(false, userId); 7946 mSettings.writePackageRestrictionsLPr(userId); 7947 sendAdded = true; 7948 } 7949 } 7950 7951 if (sendAdded) { 7952 sendPackageAddedForUser(packageName, pkgSetting, userId); 7953 } 7954 } finally { 7955 Binder.restoreCallingIdentity(callingId); 7956 } 7957 7958 return PackageManager.INSTALL_SUCCEEDED; 7959 } 7960 7961 boolean isUserRestricted(int userId, String restrictionKey) { 7962 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7963 if (restrictions.getBoolean(restrictionKey, false)) { 7964 Log.w(TAG, "User is restricted: " + restrictionKey); 7965 return true; 7966 } 7967 return false; 7968 } 7969 7970 @Override 7971 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7972 mContext.enforceCallingOrSelfPermission( 7973 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7974 "Only package verification agents can verify applications"); 7975 7976 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7977 final PackageVerificationResponse response = new PackageVerificationResponse( 7978 verificationCode, Binder.getCallingUid()); 7979 msg.arg1 = id; 7980 msg.obj = response; 7981 mHandler.sendMessage(msg); 7982 } 7983 7984 @Override 7985 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7986 long millisecondsToDelay) { 7987 mContext.enforceCallingOrSelfPermission( 7988 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7989 "Only package verification agents can extend verification timeouts"); 7990 7991 final PackageVerificationState state = mPendingVerification.get(id); 7992 final PackageVerificationResponse response = new PackageVerificationResponse( 7993 verificationCodeAtTimeout, Binder.getCallingUid()); 7994 7995 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7996 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7997 } 7998 if (millisecondsToDelay < 0) { 7999 millisecondsToDelay = 0; 8000 } 8001 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8002 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8003 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8004 } 8005 8006 if ((state != null) && !state.timeoutExtended()) { 8007 state.extendTimeout(); 8008 8009 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8010 msg.arg1 = id; 8011 msg.obj = response; 8012 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8013 } 8014 } 8015 8016 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8017 int verificationCode, UserHandle user) { 8018 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8019 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8020 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8021 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8022 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8023 8024 mContext.sendBroadcastAsUser(intent, user, 8025 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8026 } 8027 8028 private ComponentName matchComponentForVerifier(String packageName, 8029 List<ResolveInfo> receivers) { 8030 ActivityInfo targetReceiver = null; 8031 8032 final int NR = receivers.size(); 8033 for (int i = 0; i < NR; i++) { 8034 final ResolveInfo info = receivers.get(i); 8035 if (info.activityInfo == null) { 8036 continue; 8037 } 8038 8039 if (packageName.equals(info.activityInfo.packageName)) { 8040 targetReceiver = info.activityInfo; 8041 break; 8042 } 8043 } 8044 8045 if (targetReceiver == null) { 8046 return null; 8047 } 8048 8049 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8050 } 8051 8052 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8053 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8054 if (pkgInfo.verifiers.length == 0) { 8055 return null; 8056 } 8057 8058 final int N = pkgInfo.verifiers.length; 8059 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8060 for (int i = 0; i < N; i++) { 8061 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8062 8063 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8064 receivers); 8065 if (comp == null) { 8066 continue; 8067 } 8068 8069 final int verifierUid = getUidForVerifier(verifierInfo); 8070 if (verifierUid == -1) { 8071 continue; 8072 } 8073 8074 if (DEBUG_VERIFY) { 8075 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8076 + " with the correct signature"); 8077 } 8078 sufficientVerifiers.add(comp); 8079 verificationState.addSufficientVerifier(verifierUid); 8080 } 8081 8082 return sufficientVerifiers; 8083 } 8084 8085 private int getUidForVerifier(VerifierInfo verifierInfo) { 8086 synchronized (mPackages) { 8087 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8088 if (pkg == null) { 8089 return -1; 8090 } else if (pkg.mSignatures.length != 1) { 8091 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8092 + " has more than one signature; ignoring"); 8093 return -1; 8094 } 8095 8096 /* 8097 * If the public key of the package's signature does not match 8098 * our expected public key, then this is a different package and 8099 * we should skip. 8100 */ 8101 8102 final byte[] expectedPublicKey; 8103 try { 8104 final Signature verifierSig = pkg.mSignatures[0]; 8105 final PublicKey publicKey = verifierSig.getPublicKey(); 8106 expectedPublicKey = publicKey.getEncoded(); 8107 } catch (CertificateException e) { 8108 return -1; 8109 } 8110 8111 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8112 8113 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8114 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8115 + " does not have the expected public key; ignoring"); 8116 return -1; 8117 } 8118 8119 return pkg.applicationInfo.uid; 8120 } 8121 } 8122 8123 @Override 8124 public void finishPackageInstall(int token) { 8125 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8126 8127 if (DEBUG_INSTALL) { 8128 Slog.v(TAG, "BM finishing package install for " + token); 8129 } 8130 8131 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8132 mHandler.sendMessage(msg); 8133 } 8134 8135 /** 8136 * Get the verification agent timeout. 8137 * 8138 * @return verification timeout in milliseconds 8139 */ 8140 private long getVerificationTimeout() { 8141 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8142 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8143 DEFAULT_VERIFICATION_TIMEOUT); 8144 } 8145 8146 /** 8147 * Get the default verification agent response code. 8148 * 8149 * @return default verification response code 8150 */ 8151 private int getDefaultVerificationResponse() { 8152 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8153 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8154 DEFAULT_VERIFICATION_RESPONSE); 8155 } 8156 8157 /** 8158 * Check whether or not package verification has been enabled. 8159 * 8160 * @return true if verification should be performed 8161 */ 8162 private boolean isVerificationEnabled(int userId, int flags) { 8163 if (!DEFAULT_VERIFY_ENABLE) { 8164 return false; 8165 } 8166 8167 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8168 8169 // Check if installing from ADB 8170 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 8171 // Do not run verification in a test harness environment 8172 if (ActivityManager.isRunningInTestHarness()) { 8173 return false; 8174 } 8175 if (ensureVerifyAppsEnabled) { 8176 return true; 8177 } 8178 // Check if the developer does not want package verification for ADB installs 8179 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8180 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8181 return false; 8182 } 8183 } 8184 8185 if (ensureVerifyAppsEnabled) { 8186 return true; 8187 } 8188 8189 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8190 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8191 } 8192 8193 /** 8194 * Get the "allow unknown sources" setting. 8195 * 8196 * @return the current "allow unknown sources" setting 8197 */ 8198 private int getUnknownSourcesSettings() { 8199 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8200 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8201 -1); 8202 } 8203 8204 @Override 8205 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8206 final int uid = Binder.getCallingUid(); 8207 // writer 8208 synchronized (mPackages) { 8209 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8210 if (targetPackageSetting == null) { 8211 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8212 } 8213 8214 PackageSetting installerPackageSetting; 8215 if (installerPackageName != null) { 8216 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8217 if (installerPackageSetting == null) { 8218 throw new IllegalArgumentException("Unknown installer package: " 8219 + installerPackageName); 8220 } 8221 } else { 8222 installerPackageSetting = null; 8223 } 8224 8225 Signature[] callerSignature; 8226 Object obj = mSettings.getUserIdLPr(uid); 8227 if (obj != null) { 8228 if (obj instanceof SharedUserSetting) { 8229 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8230 } else if (obj instanceof PackageSetting) { 8231 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8232 } else { 8233 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8234 } 8235 } else { 8236 throw new SecurityException("Unknown calling uid " + uid); 8237 } 8238 8239 // Verify: can't set installerPackageName to a package that is 8240 // not signed with the same cert as the caller. 8241 if (installerPackageSetting != null) { 8242 if (compareSignatures(callerSignature, 8243 installerPackageSetting.signatures.mSignatures) 8244 != PackageManager.SIGNATURE_MATCH) { 8245 throw new SecurityException( 8246 "Caller does not have same cert as new installer package " 8247 + installerPackageName); 8248 } 8249 } 8250 8251 // Verify: if target already has an installer package, it must 8252 // be signed with the same cert as the caller. 8253 if (targetPackageSetting.installerPackageName != null) { 8254 PackageSetting setting = mSettings.mPackages.get( 8255 targetPackageSetting.installerPackageName); 8256 // If the currently set package isn't valid, then it's always 8257 // okay to change it. 8258 if (setting != null) { 8259 if (compareSignatures(callerSignature, 8260 setting.signatures.mSignatures) 8261 != PackageManager.SIGNATURE_MATCH) { 8262 throw new SecurityException( 8263 "Caller does not have same cert as old installer package " 8264 + targetPackageSetting.installerPackageName); 8265 } 8266 } 8267 } 8268 8269 // Okay! 8270 targetPackageSetting.installerPackageName = installerPackageName; 8271 scheduleWriteSettingsLocked(); 8272 } 8273 } 8274 8275 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8276 // Queue up an async operation since the package installation may take a little while. 8277 mHandler.post(new Runnable() { 8278 public void run() { 8279 mHandler.removeCallbacks(this); 8280 // Result object to be returned 8281 PackageInstalledInfo res = new PackageInstalledInfo(); 8282 res.returnCode = currentStatus; 8283 res.uid = -1; 8284 res.pkg = null; 8285 res.removedInfo = new PackageRemovedInfo(); 8286 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8287 args.doPreInstall(res.returnCode); 8288 synchronized (mInstallLock) { 8289 installPackageLI(args, true, res); 8290 } 8291 args.doPostInstall(res.returnCode, res.uid); 8292 } 8293 8294 // A restore should be performed at this point if (a) the install 8295 // succeeded, (b) the operation is not an update, and (c) the new 8296 // package has a backupAgent defined. 8297 final boolean update = res.removedInfo.removedPackage != null; 8298 boolean doRestore = (!update 8299 && res.pkg != null 8300 && res.pkg.applicationInfo.backupAgentName != null); 8301 8302 // Set up the post-install work request bookkeeping. This will be used 8303 // and cleaned up by the post-install event handling regardless of whether 8304 // there's a restore pass performed. Token values are >= 1. 8305 int token; 8306 if (mNextInstallToken < 0) mNextInstallToken = 1; 8307 token = mNextInstallToken++; 8308 8309 PostInstallData data = new PostInstallData(args, res); 8310 mRunningInstalls.put(token, data); 8311 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8312 8313 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8314 // Pass responsibility to the Backup Manager. It will perform a 8315 // restore if appropriate, then pass responsibility back to the 8316 // Package Manager to run the post-install observer callbacks 8317 // and broadcasts. 8318 IBackupManager bm = IBackupManager.Stub.asInterface( 8319 ServiceManager.getService(Context.BACKUP_SERVICE)); 8320 if (bm != null) { 8321 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8322 + " to BM for possible restore"); 8323 try { 8324 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8325 } catch (RemoteException e) { 8326 // can't happen; the backup manager is local 8327 } catch (Exception e) { 8328 Slog.e(TAG, "Exception trying to enqueue restore", e); 8329 doRestore = false; 8330 } 8331 } else { 8332 Slog.e(TAG, "Backup Manager not found!"); 8333 doRestore = false; 8334 } 8335 } 8336 8337 if (!doRestore) { 8338 // No restore possible, or the Backup Manager was mysteriously not 8339 // available -- just fire the post-install work request directly. 8340 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8341 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8342 mHandler.sendMessage(msg); 8343 } 8344 } 8345 }); 8346 } 8347 8348 private abstract class HandlerParams { 8349 private static final int MAX_RETRIES = 4; 8350 8351 /** 8352 * Number of times startCopy() has been attempted and had a non-fatal 8353 * error. 8354 */ 8355 private int mRetries = 0; 8356 8357 /** User handle for the user requesting the information or installation. */ 8358 private final UserHandle mUser; 8359 8360 HandlerParams(UserHandle user) { 8361 mUser = user; 8362 } 8363 8364 UserHandle getUser() { 8365 return mUser; 8366 } 8367 8368 final boolean startCopy() { 8369 boolean res; 8370 try { 8371 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8372 8373 if (++mRetries > MAX_RETRIES) { 8374 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8375 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8376 handleServiceError(); 8377 return false; 8378 } else { 8379 handleStartCopy(); 8380 res = true; 8381 } 8382 } catch (RemoteException e) { 8383 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8384 mHandler.sendEmptyMessage(MCS_RECONNECT); 8385 res = false; 8386 } 8387 handleReturnCode(); 8388 return res; 8389 } 8390 8391 final void serviceError() { 8392 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8393 handleServiceError(); 8394 handleReturnCode(); 8395 } 8396 8397 abstract void handleStartCopy() throws RemoteException; 8398 abstract void handleServiceError(); 8399 abstract void handleReturnCode(); 8400 } 8401 8402 class MeasureParams extends HandlerParams { 8403 private final PackageStats mStats; 8404 private boolean mSuccess; 8405 8406 private final IPackageStatsObserver mObserver; 8407 8408 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8409 super(new UserHandle(stats.userHandle)); 8410 mObserver = observer; 8411 mStats = stats; 8412 } 8413 8414 @Override 8415 public String toString() { 8416 return "MeasureParams{" 8417 + Integer.toHexString(System.identityHashCode(this)) 8418 + " " + mStats.packageName + "}"; 8419 } 8420 8421 @Override 8422 void handleStartCopy() throws RemoteException { 8423 synchronized (mInstallLock) { 8424 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8425 } 8426 8427 if (mSuccess) { 8428 final boolean mounted; 8429 if (Environment.isExternalStorageEmulated()) { 8430 mounted = true; 8431 } else { 8432 final String status = Environment.getExternalStorageState(); 8433 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8434 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8435 } 8436 8437 if (mounted) { 8438 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8439 8440 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8441 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8442 8443 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8444 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8445 8446 // Always subtract cache size, since it's a subdirectory 8447 mStats.externalDataSize -= mStats.externalCacheSize; 8448 8449 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8450 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8451 8452 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8453 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8454 } 8455 } 8456 } 8457 8458 @Override 8459 void handleReturnCode() { 8460 if (mObserver != null) { 8461 try { 8462 mObserver.onGetStatsCompleted(mStats, mSuccess); 8463 } catch (RemoteException e) { 8464 Slog.i(TAG, "Observer no longer exists."); 8465 } 8466 } 8467 } 8468 8469 @Override 8470 void handleServiceError() { 8471 Slog.e(TAG, "Could not measure application " + mStats.packageName 8472 + " external storage"); 8473 } 8474 } 8475 8476 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8477 throws RemoteException { 8478 long result = 0; 8479 for (File path : paths) { 8480 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8481 } 8482 return result; 8483 } 8484 8485 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8486 for (File path : paths) { 8487 try { 8488 mcs.clearDirectory(path.getAbsolutePath()); 8489 } catch (RemoteException e) { 8490 } 8491 } 8492 } 8493 8494 class InstallParams extends HandlerParams { 8495 /** 8496 * Location where install is coming from, before it has been 8497 * copied/renamed into place. This could be a single monolithic APK 8498 * file, or a cluster directory. This location may be untrusted. 8499 */ 8500 final File originFile; 8501 8502 /** 8503 * Flag indicating that {@link #originFile} has already been staged, 8504 * meaning downstream users don't need to defensively copy the contents. 8505 */ 8506 boolean originStaged; 8507 8508 final IPackageInstallObserver2 observer; 8509 int flags; 8510 final String installerPackageName; 8511 final VerificationParams verificationParams; 8512 private InstallArgs mArgs; 8513 private int mRet; 8514 final String packageAbiOverride; 8515 boolean multiArch; 8516 8517 InstallParams(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 8518 int flags, String installerPackageName, VerificationParams verificationParams, 8519 UserHandle user, String packageAbiOverride) { 8520 super(user); 8521 this.originFile = Preconditions.checkNotNull(originFile); 8522 this.originStaged = originStaged; 8523 this.observer = observer; 8524 this.flags = flags; 8525 this.installerPackageName = installerPackageName; 8526 this.verificationParams = verificationParams; 8527 this.packageAbiOverride = packageAbiOverride; 8528 } 8529 8530 @Override 8531 public String toString() { 8532 return "InstallParams{" 8533 + Integer.toHexString(System.identityHashCode(this)) 8534 + " " + originFile + "}"; 8535 } 8536 8537 public ManifestDigest getManifestDigest() { 8538 if (verificationParams == null) { 8539 return null; 8540 } 8541 return verificationParams.getManifestDigest(); 8542 } 8543 8544 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 8545 String packageName = pkgLite.packageName; 8546 int installLocation = pkgLite.installLocation; 8547 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8548 // reader 8549 synchronized (mPackages) { 8550 PackageParser.Package pkg = mPackages.get(packageName); 8551 if (pkg != null) { 8552 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8553 // Check for downgrading. 8554 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8555 if (pkgLite.versionCode < pkg.mVersionCode) { 8556 Slog.w(TAG, "Can't install update of " + packageName 8557 + " update version " + pkgLite.versionCode 8558 + " is older than installed version " 8559 + pkg.mVersionCode); 8560 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8561 } 8562 } 8563 // Check for updated system application. 8564 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8565 if (onSd) { 8566 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8567 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8568 } 8569 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8570 } else { 8571 if (onSd) { 8572 // Install flag overrides everything. 8573 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8574 } 8575 // If current upgrade specifies particular preference 8576 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8577 // Application explicitly specified internal. 8578 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8579 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8580 // App explictly prefers external. Let policy decide 8581 } else { 8582 // Prefer previous location 8583 if (isExternal(pkg)) { 8584 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8585 } 8586 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8587 } 8588 } 8589 } else { 8590 // Invalid install. Return error code 8591 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8592 } 8593 } 8594 } 8595 // All the special cases have been taken care of. 8596 // Return result based on recommended install location. 8597 if (onSd) { 8598 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8599 } 8600 return pkgLite.recommendedInstallLocation; 8601 } 8602 8603 private long getMemoryLowThreshold() { 8604 final DeviceStorageMonitorInternal 8605 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8606 if (dsm == null) { 8607 return 0L; 8608 } 8609 return dsm.getMemoryLowThreshold(); 8610 } 8611 8612 /* 8613 * Invoke remote method to get package information and install 8614 * location values. Override install location based on default 8615 * policy if needed and then create install arguments based 8616 * on the install location. 8617 */ 8618 public void handleStartCopy() throws RemoteException { 8619 int ret = PackageManager.INSTALL_SUCCEEDED; 8620 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8621 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 8622 PackageInfoLite pkgLite = null; 8623 8624 if (onInt && onSd) { 8625 // Check if both bits are set. 8626 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8627 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8628 } else { 8629 final long lowThreshold = getMemoryLowThreshold(); 8630 if (lowThreshold == 0L) { 8631 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8632 } 8633 8634 // Remote call to find out default install location 8635 final String originPath = originFile.getAbsolutePath(); 8636 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, lowThreshold, 8637 packageAbiOverride); 8638 // Keep track of whether this package is a multiArch package until 8639 // we perform a full scan of it. We need to do this because we might 8640 // end up extracting the package shared libraries before we perform 8641 // a full scan. 8642 multiArch = pkgLite.multiArch; 8643 8644 /* 8645 * If we have too little free space, try to free cache 8646 * before giving up. 8647 */ 8648 if (pkgLite.recommendedInstallLocation 8649 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8650 final long size = mContainerService.calculateInstalledSize( 8651 originPath, isForwardLocked(), packageAbiOverride); 8652 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 8653 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, 8654 lowThreshold, packageAbiOverride); 8655 } 8656 /* 8657 * The cache free must have deleted the file we 8658 * downloaded to install. 8659 * 8660 * TODO: fix the "freeCache" call to not delete 8661 * the file we care about. 8662 */ 8663 if (pkgLite.recommendedInstallLocation 8664 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8665 pkgLite.recommendedInstallLocation 8666 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8667 } 8668 } 8669 } 8670 8671 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8672 int loc = pkgLite.recommendedInstallLocation; 8673 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8674 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8675 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8676 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8677 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8678 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8679 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8680 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8681 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8682 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8683 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8684 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8685 } else { 8686 // Override with defaults if needed. 8687 loc = installLocationPolicy(pkgLite, flags); 8688 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8689 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8690 } else if (!onSd && !onInt) { 8691 // Override install location with flags 8692 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8693 // Set the flag to install on external media. 8694 flags |= PackageManager.INSTALL_EXTERNAL; 8695 flags &= ~PackageManager.INSTALL_INTERNAL; 8696 } else { 8697 // Make sure the flag for installing on external 8698 // media is unset 8699 flags |= PackageManager.INSTALL_INTERNAL; 8700 flags &= ~PackageManager.INSTALL_EXTERNAL; 8701 } 8702 } 8703 } 8704 } 8705 8706 final InstallArgs args = createInstallArgs(this); 8707 mArgs = args; 8708 8709 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8710 /* 8711 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8712 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8713 */ 8714 int userIdentifier = getUser().getIdentifier(); 8715 if (userIdentifier == UserHandle.USER_ALL 8716 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8717 userIdentifier = UserHandle.USER_OWNER; 8718 } 8719 8720 /* 8721 * Determine if we have any installed package verifiers. If we 8722 * do, then we'll defer to them to verify the packages. 8723 */ 8724 final int requiredUid = mRequiredVerifierPackage == null ? -1 8725 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8726 if (requiredUid != -1 && isVerificationEnabled(userIdentifier, flags)) { 8727 // TODO: send verifier the install session instead of uri 8728 final Intent verification = new Intent( 8729 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8730 verification.setDataAndType(Uri.fromFile(originFile), PACKAGE_MIME_TYPE); 8731 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8732 8733 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8734 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8735 0 /* TODO: Which userId? */); 8736 8737 if (DEBUG_VERIFY) { 8738 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8739 + verification.toString() + " with " + pkgLite.verifiers.length 8740 + " optional verifiers"); 8741 } 8742 8743 final int verificationId = mPendingVerificationToken++; 8744 8745 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8746 8747 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8748 installerPackageName); 8749 8750 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 8751 8752 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8753 pkgLite.packageName); 8754 8755 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8756 pkgLite.versionCode); 8757 8758 if (verificationParams != null) { 8759 if (verificationParams.getVerificationURI() != null) { 8760 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8761 verificationParams.getVerificationURI()); 8762 } 8763 if (verificationParams.getOriginatingURI() != null) { 8764 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8765 verificationParams.getOriginatingURI()); 8766 } 8767 if (verificationParams.getReferrer() != null) { 8768 verification.putExtra(Intent.EXTRA_REFERRER, 8769 verificationParams.getReferrer()); 8770 } 8771 if (verificationParams.getOriginatingUid() >= 0) { 8772 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8773 verificationParams.getOriginatingUid()); 8774 } 8775 if (verificationParams.getInstallerUid() >= 0) { 8776 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8777 verificationParams.getInstallerUid()); 8778 } 8779 } 8780 8781 final PackageVerificationState verificationState = new PackageVerificationState( 8782 requiredUid, args); 8783 8784 mPendingVerification.append(verificationId, verificationState); 8785 8786 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8787 receivers, verificationState); 8788 8789 /* 8790 * If any sufficient verifiers were listed in the package 8791 * manifest, attempt to ask them. 8792 */ 8793 if (sufficientVerifiers != null) { 8794 final int N = sufficientVerifiers.size(); 8795 if (N == 0) { 8796 Slog.i(TAG, "Additional verifiers required, but none installed."); 8797 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8798 } else { 8799 for (int i = 0; i < N; i++) { 8800 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8801 8802 final Intent sufficientIntent = new Intent(verification); 8803 sufficientIntent.setComponent(verifierComponent); 8804 8805 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8806 } 8807 } 8808 } 8809 8810 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8811 mRequiredVerifierPackage, receivers); 8812 if (ret == PackageManager.INSTALL_SUCCEEDED 8813 && mRequiredVerifierPackage != null) { 8814 /* 8815 * Send the intent to the required verification agent, 8816 * but only start the verification timeout after the 8817 * target BroadcastReceivers have run. 8818 */ 8819 verification.setComponent(requiredVerifierComponent); 8820 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8821 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8822 new BroadcastReceiver() { 8823 @Override 8824 public void onReceive(Context context, Intent intent) { 8825 final Message msg = mHandler 8826 .obtainMessage(CHECK_PENDING_VERIFICATION); 8827 msg.arg1 = verificationId; 8828 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8829 } 8830 }, null, 0, null, null); 8831 8832 /* 8833 * We don't want the copy to proceed until verification 8834 * succeeds, so null out this field. 8835 */ 8836 mArgs = null; 8837 } 8838 } else { 8839 /* 8840 * No package verification is enabled, so immediately start 8841 * the remote call to initiate copy using temporary file. 8842 */ 8843 ret = args.copyApk(mContainerService, true); 8844 } 8845 } 8846 8847 mRet = ret; 8848 } 8849 8850 @Override 8851 void handleReturnCode() { 8852 // If mArgs is null, then MCS couldn't be reached. When it 8853 // reconnects, it will try again to install. At that point, this 8854 // will succeed. 8855 if (mArgs != null) { 8856 processPendingInstall(mArgs, mRet); 8857 } 8858 } 8859 8860 @Override 8861 void handleServiceError() { 8862 mArgs = createInstallArgs(this); 8863 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8864 } 8865 8866 public boolean isForwardLocked() { 8867 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8868 } 8869 } 8870 8871 /* 8872 * Utility class used in movePackage api. 8873 * srcArgs and targetArgs are not set for invalid flags and make 8874 * sure to do null checks when invoking methods on them. 8875 * We probably want to return ErrorPrams for both failed installs 8876 * and moves. 8877 */ 8878 class MoveParams extends HandlerParams { 8879 final IPackageMoveObserver observer; 8880 final int flags; 8881 final String packageName; 8882 final InstallArgs srcArgs; 8883 final InstallArgs targetArgs; 8884 int uid; 8885 int mRet; 8886 8887 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8888 String packageName, String[] instructionSets, int uid, UserHandle user, 8889 boolean isMultiArch) { 8890 super(user); 8891 this.srcArgs = srcArgs; 8892 this.observer = observer; 8893 this.flags = flags; 8894 this.packageName = packageName; 8895 this.uid = uid; 8896 if (srcArgs != null) { 8897 final String codePath = srcArgs.getCodePath(); 8898 targetArgs = createInstallArgsForMoveTarget(codePath, flags, packageName, 8899 instructionSets, isMultiArch); 8900 } else { 8901 targetArgs = null; 8902 } 8903 } 8904 8905 @Override 8906 public String toString() { 8907 return "MoveParams{" 8908 + Integer.toHexString(System.identityHashCode(this)) 8909 + " " + packageName + "}"; 8910 } 8911 8912 public void handleStartCopy() throws RemoteException { 8913 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8914 // Check for storage space on target medium 8915 if (!targetArgs.checkFreeStorage(mContainerService)) { 8916 Log.w(TAG, "Insufficient storage to install"); 8917 return; 8918 } 8919 8920 mRet = srcArgs.doPreCopy(); 8921 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8922 return; 8923 } 8924 8925 mRet = targetArgs.copyApk(mContainerService, false); 8926 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8927 srcArgs.doPostCopy(uid); 8928 return; 8929 } 8930 8931 mRet = srcArgs.doPostCopy(uid); 8932 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8933 return; 8934 } 8935 8936 mRet = targetArgs.doPreInstall(mRet); 8937 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8938 return; 8939 } 8940 8941 if (DEBUG_SD_INSTALL) { 8942 StringBuilder builder = new StringBuilder(); 8943 if (srcArgs != null) { 8944 builder.append("src: "); 8945 builder.append(srcArgs.getCodePath()); 8946 } 8947 if (targetArgs != null) { 8948 builder.append(" target : "); 8949 builder.append(targetArgs.getCodePath()); 8950 } 8951 Log.i(TAG, builder.toString()); 8952 } 8953 } 8954 8955 @Override 8956 void handleReturnCode() { 8957 targetArgs.doPostInstall(mRet, uid); 8958 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8959 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8960 currentStatus = PackageManager.MOVE_SUCCEEDED; 8961 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8962 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8963 } 8964 processPendingMove(this, currentStatus); 8965 } 8966 8967 @Override 8968 void handleServiceError() { 8969 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8970 } 8971 } 8972 8973 /** 8974 * Used during creation of InstallArgs 8975 * 8976 * @param flags package installation flags 8977 * @return true if should be installed on external storage 8978 */ 8979 private static boolean installOnSd(int flags) { 8980 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8981 return false; 8982 } 8983 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8984 return true; 8985 } 8986 return false; 8987 } 8988 8989 /** 8990 * Used during creation of InstallArgs 8991 * 8992 * @param flags package installation flags 8993 * @return true if should be installed as forward locked 8994 */ 8995 private static boolean installForwardLocked(int flags) { 8996 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8997 } 8998 8999 private InstallArgs createInstallArgs(InstallParams params) { 9000 // TODO: extend to support incoming zero-copy locations 9001 9002 if (installOnSd(params.flags) || params.isForwardLocked()) { 9003 return new AsecInstallArgs(params); 9004 } else { 9005 return new FileInstallArgs(params); 9006 } 9007 } 9008 9009 /** 9010 * Create args that describe an existing installed package. Typically used 9011 * when cleaning up old installs, or used as a move source. 9012 */ 9013 private InstallArgs createInstallArgsForExisting(int flags, String codePath, 9014 String resourcePath, String nativeLibraryRoot, String[] instructionSets, 9015 boolean isMultiArch) { 9016 final boolean isInAsec; 9017 if (installOnSd(flags)) { 9018 /* Apps on SD card are always in ASEC containers. */ 9019 isInAsec = true; 9020 } else if (installForwardLocked(flags) 9021 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9022 /* 9023 * Forward-locked apps are only in ASEC containers if they're the 9024 * new style 9025 */ 9026 isInAsec = true; 9027 } else { 9028 isInAsec = false; 9029 } 9030 9031 if (isInAsec) { 9032 return new AsecInstallArgs(codePath, instructionSets, 9033 installOnSd(flags), installForwardLocked(flags), isMultiArch); 9034 } else { 9035 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9036 instructionSets, isMultiArch); 9037 } 9038 } 9039 9040 private InstallArgs createInstallArgsForMoveTarget(String codePath, int flags, String pkgName, 9041 String[] instructionSets, boolean isMultiArch) { 9042 final File codeFile = new File(codePath); 9043 if (installOnSd(flags) || installForwardLocked(flags)) { 9044 String cid = getNextCodePath(codePath, pkgName, "/" 9045 + AsecInstallArgs.RES_FILE_NAME); 9046 return new AsecInstallArgs(codeFile, cid, instructionSets, installOnSd(flags), 9047 installForwardLocked(flags), isMultiArch); 9048 } else { 9049 return new FileInstallArgs(codeFile, instructionSets, isMultiArch); 9050 } 9051 } 9052 9053 static abstract class InstallArgs { 9054 /** @see InstallParams#originFile */ 9055 final File originFile; 9056 /** @see InstallParams#originStaged */ 9057 final boolean originStaged; 9058 9059 // TODO: define inherit location 9060 9061 final IPackageInstallObserver2 observer; 9062 // Always refers to PackageManager flags only 9063 final int flags; 9064 final String installerPackageName; 9065 final ManifestDigest manifestDigest; 9066 final UserHandle user; 9067 final String abiOverride; 9068 final boolean multiArch; 9069 9070 // The list of instruction sets supported by this app. This is currently 9071 // only used during the rmdex() phase to clean up resources. We can get rid of this 9072 // if we move dex files under the common app path. 9073 /* nullable */ String[] instructionSets; 9074 9075 InstallArgs(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 9076 int flags, String installerPackageName, ManifestDigest manifestDigest, 9077 UserHandle user, String[] instructionSets, 9078 String abiOverride, boolean multiArch) { 9079 this.originFile = originFile; 9080 this.originStaged = originStaged; 9081 this.flags = flags; 9082 this.observer = observer; 9083 this.installerPackageName = installerPackageName; 9084 this.manifestDigest = manifestDigest; 9085 this.user = user; 9086 this.instructionSets = instructionSets; 9087 this.abiOverride = abiOverride; 9088 this.multiArch = multiArch; 9089 } 9090 9091 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9092 abstract int doPreInstall(int status); 9093 9094 /** 9095 * Rename package into final resting place. All paths on the given 9096 * scanned package should be updated to reflect the rename. 9097 */ 9098 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9099 abstract int doPostInstall(int status, int uid); 9100 9101 /** @see PackageSettingBase#codePathString */ 9102 abstract String getCodePath(); 9103 /** @see PackageSettingBase#resourcePathString */ 9104 abstract String getResourcePath(); 9105 abstract String getLegacyNativeLibraryPath(); 9106 9107 // Need installer lock especially for dex file removal. 9108 abstract void cleanUpResourcesLI(); 9109 abstract boolean doPostDeleteLI(boolean delete); 9110 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9111 9112 /** 9113 * Called before the source arguments are copied. This is used mostly 9114 * for MoveParams when it needs to read the source file to put it in the 9115 * destination. 9116 */ 9117 int doPreCopy() { 9118 return PackageManager.INSTALL_SUCCEEDED; 9119 } 9120 9121 /** 9122 * Called after the source arguments are copied. This is used mostly for 9123 * MoveParams when it needs to read the source file to put it in the 9124 * destination. 9125 * 9126 * @return 9127 */ 9128 int doPostCopy(int uid) { 9129 return PackageManager.INSTALL_SUCCEEDED; 9130 } 9131 9132 protected boolean isFwdLocked() { 9133 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9134 } 9135 9136 UserHandle getUser() { 9137 return user; 9138 } 9139 } 9140 9141 /** 9142 * Logic to handle installation of non-ASEC applications, including copying 9143 * and renaming logic. 9144 */ 9145 class FileInstallArgs extends InstallArgs { 9146 private File codeFile; 9147 private File resourceFile; 9148 private File legacyNativeLibraryPath; 9149 9150 // Example topology: 9151 // /data/app/com.example/base.apk 9152 // /data/app/com.example/split_foo.apk 9153 // /data/app/com.example/lib/arm/libfoo.so 9154 // /data/app/com.example/lib/arm64/libfoo.so 9155 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9156 9157 /** New install */ 9158 FileInstallArgs(InstallParams params) { 9159 super(params.originFile, params.originStaged, params.observer, params.flags, 9160 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9161 null /* instruction sets */, params.packageAbiOverride, 9162 params.multiArch); 9163 if (isFwdLocked()) { 9164 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9165 } 9166 } 9167 9168 /** Existing install */ 9169 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9170 String[] instructionSets, boolean isMultiArch) { 9171 super(null, false, null, 0, null, null, null, instructionSets, null, isMultiArch); 9172 this.codeFile = (codePath != null) ? new File(codePath) : null; 9173 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9174 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9175 new File(legacyNativeLibraryPath) : null; 9176 } 9177 9178 /** New install from existing */ 9179 FileInstallArgs(File originFile, String[] instructionSets, boolean isMultiArch) { 9180 super(originFile, false, null, 0, null, null, null, instructionSets, null, 9181 isMultiArch); 9182 } 9183 9184 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9185 final long lowThreshold; 9186 9187 final DeviceStorageMonitorInternal 9188 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9189 if (dsm == null) { 9190 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 9191 lowThreshold = 0L; 9192 } else { 9193 if (dsm.isMemoryLow()) { 9194 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 9195 return false; 9196 } 9197 9198 lowThreshold = dsm.getMemoryLowThreshold(); 9199 } 9200 9201 return imcs.checkInternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9202 lowThreshold); 9203 } 9204 9205 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9206 int ret = PackageManager.INSTALL_SUCCEEDED; 9207 9208 if (originStaged) { 9209 Slog.d(TAG, originFile + " already staged; skipping copy"); 9210 codeFile = originFile; 9211 resourceFile = originFile; 9212 } else { 9213 try { 9214 final File tempDir = mInstallerService.allocateSessionDir(); 9215 codeFile = tempDir; 9216 resourceFile = tempDir; 9217 } catch (IOException e) { 9218 Slog.w(TAG, "Failed to create copy file: " + e); 9219 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9220 } 9221 9222 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9223 @Override 9224 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9225 if (!FileUtils.isValidExtFilename(name)) { 9226 throw new IllegalArgumentException("Invalid filename: " + name); 9227 } 9228 try { 9229 final File file = new File(codeFile, name); 9230 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9231 O_RDWR | O_CREAT, 0644); 9232 Os.chmod(file.getAbsolutePath(), 0644); 9233 return new ParcelFileDescriptor(fd); 9234 } catch (ErrnoException e) { 9235 throw new RemoteException("Failed to open: " + e.getMessage()); 9236 } 9237 } 9238 }; 9239 9240 ret = imcs.copyPackage(originFile.getAbsolutePath(), target); 9241 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9242 Slog.e(TAG, "Failed to copy package"); 9243 return ret; 9244 } 9245 } 9246 9247 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9248 NativeLibraryHelper.Handle handle = null; 9249 try { 9250 handle = NativeLibraryHelper.Handle.create(codeFile); 9251 if (multiArch) { 9252 // Warn if we've set an abiOverride for multi-lib packages.. 9253 // By definition, we need to copy both 32 and 64 bit libraries for 9254 // such packages. 9255 if (abiOverride != null) { 9256 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9257 } 9258 9259 int copyRet = PackageManager.NO_NATIVE_LIBRARIES; 9260 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9261 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9262 Build.SUPPORTED_32_BIT_ABIS, true /* use isa specific subdirs */); 9263 maybeThrowExceptionForMultiArchCopy("Failure copying 32 bit native libraries", copyRet); 9264 } 9265 9266 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9267 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9268 Build.SUPPORTED_64_BIT_ABIS, true /* use isa specific subdirs */); 9269 maybeThrowExceptionForMultiArchCopy("Failure copying 64 bit native libraries", copyRet); 9270 } 9271 } else { 9272 String[] abiList = (abiOverride != null) ? 9273 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 9274 9275 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 9276 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9277 abiList = Build.SUPPORTED_32_BIT_ABIS; 9278 } 9279 9280 int copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, abiList, 9281 true /* use isa specific subdirs */); 9282 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9283 Slog.w(TAG, "Failure copying native libraries [errorCode=" + copyRet + "]"); 9284 return copyRet; 9285 } 9286 } 9287 } catch (IOException e) { 9288 Slog.e(TAG, "Copying native libraries failed", e); 9289 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9290 } catch (PackageManagerException pme) { 9291 Slog.e(TAG, "Copying native libraries failed", pme); 9292 ret = pme.error; 9293 } finally { 9294 IoUtils.closeQuietly(handle); 9295 } 9296 9297 return ret; 9298 } 9299 9300 int doPreInstall(int status) { 9301 if (status != PackageManager.INSTALL_SUCCEEDED) { 9302 cleanUp(); 9303 } 9304 return status; 9305 } 9306 9307 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9308 if (status != PackageManager.INSTALL_SUCCEEDED) { 9309 cleanUp(); 9310 return false; 9311 } else { 9312 final File beforeCodeFile = codeFile; 9313 final File afterCodeFile = getNextCodePath(pkg.packageName); 9314 9315 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9316 try { 9317 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9318 } catch (ErrnoException e) { 9319 Slog.d(TAG, "Failed to rename", e); 9320 return false; 9321 } 9322 9323 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9324 Slog.d(TAG, "Failed to restorecon"); 9325 return false; 9326 } 9327 9328 // Reflect the rename internally 9329 codeFile = afterCodeFile; 9330 resourceFile = afterCodeFile; 9331 9332 // Reflect the rename in scanned details 9333 pkg.codePath = afterCodeFile.getAbsolutePath(); 9334 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9335 pkg.baseCodePath); 9336 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9337 pkg.splitCodePaths); 9338 9339 // Reflect the rename in app info 9340 pkg.applicationInfo.setCodePath(pkg.codePath); 9341 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9342 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9343 pkg.applicationInfo.setResourcePath(pkg.codePath); 9344 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9345 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9346 9347 return true; 9348 } 9349 } 9350 9351 int doPostInstall(int status, int uid) { 9352 if (status != PackageManager.INSTALL_SUCCEEDED) { 9353 cleanUp(); 9354 } 9355 return status; 9356 } 9357 9358 @Override 9359 String getCodePath() { 9360 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9361 } 9362 9363 @Override 9364 String getResourcePath() { 9365 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9366 } 9367 9368 @Override 9369 String getLegacyNativeLibraryPath() { 9370 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9371 } 9372 9373 private boolean cleanUp() { 9374 if (codeFile == null || !codeFile.exists()) { 9375 return false; 9376 } 9377 9378 if (codeFile.isDirectory()) { 9379 FileUtils.deleteContents(codeFile); 9380 } 9381 codeFile.delete(); 9382 9383 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9384 resourceFile.delete(); 9385 } 9386 9387 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9388 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9389 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9390 } 9391 legacyNativeLibraryPath.delete(); 9392 } 9393 9394 return true; 9395 } 9396 9397 void cleanUpResourcesLI() { 9398 // Try enumerating all code paths before deleting 9399 List<String> allCodePaths = Collections.EMPTY_LIST; 9400 if (codeFile != null && codeFile.exists()) { 9401 try { 9402 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9403 allCodePaths = pkg.getAllCodePaths(); 9404 } catch (PackageParserException e) { 9405 // Ignored; we tried our best 9406 } 9407 } 9408 9409 cleanUp(); 9410 9411 if (!allCodePaths.isEmpty()) { 9412 if (instructionSets == null) { 9413 throw new IllegalStateException("instructionSet == null"); 9414 } 9415 9416 for (String codePath : allCodePaths) { 9417 for (String instructionSet : instructionSets) { 9418 int retCode = mInstaller.rmdex(codePath, instructionSet); 9419 if (retCode < 0) { 9420 Slog.w(TAG, "Couldn't remove dex file for package: " 9421 + " at location " + codePath + ", retcode=" + retCode); 9422 // we don't consider this to be a failure of the core package deletion 9423 } 9424 } 9425 } 9426 } 9427 } 9428 9429 boolean doPostDeleteLI(boolean delete) { 9430 // XXX err, shouldn't we respect the delete flag? 9431 cleanUpResourcesLI(); 9432 return true; 9433 } 9434 } 9435 9436 private boolean isAsecExternal(String cid) { 9437 final String asecPath = PackageHelper.getSdFilesystem(cid); 9438 return !asecPath.startsWith(mAsecInternalPath); 9439 } 9440 9441 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9442 PackageManagerException { 9443 if (copyRet < 0) { 9444 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9445 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9446 throw new PackageManagerException(copyRet, message); 9447 } 9448 } 9449 } 9450 9451 /** 9452 * Extract the MountService "container ID" from the full code path of an 9453 * .apk. 9454 */ 9455 static String cidFromCodePath(String fullCodePath) { 9456 int eidx = fullCodePath.lastIndexOf("/"); 9457 String subStr1 = fullCodePath.substring(0, eidx); 9458 int sidx = subStr1.lastIndexOf("/"); 9459 return subStr1.substring(sidx+1, eidx); 9460 } 9461 9462 /** 9463 * Logic to handle installation of ASEC applications, including copying and 9464 * renaming logic. 9465 */ 9466 class AsecInstallArgs extends InstallArgs { 9467 // TODO: teach about handling cluster directories 9468 9469 static final String RES_FILE_NAME = "pkg.apk"; 9470 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9471 9472 String cid; 9473 String packagePath; 9474 String resourcePath; 9475 String legacyNativeLibraryDir; 9476 9477 /** New install */ 9478 AsecInstallArgs(InstallParams params) { 9479 super(params.originFile, params.originStaged, params.observer, params.flags, 9480 params.installerPackageName, params.getManifestDigest(), 9481 params.getUser(), null /* instruction sets */, 9482 params.packageAbiOverride, params.multiArch); 9483 } 9484 9485 /** Existing install */ 9486 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9487 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9488 super(null, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9489 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9490 instructionSets, null, isMultiArch); 9491 // Extract cid from fullCodePath 9492 int eidx = fullCodePath.lastIndexOf("/"); 9493 String subStr1 = fullCodePath.substring(0, eidx); 9494 int sidx = subStr1.lastIndexOf("/"); 9495 cid = subStr1.substring(sidx+1, eidx); 9496 setCachePath(subStr1); 9497 } 9498 9499 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked, 9500 boolean isMultiArch) { 9501 super(null, false, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9502 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9503 instructionSets, null, isMultiArch); 9504 this.cid = cid; 9505 setCachePath(PackageHelper.getSdDir(cid)); 9506 } 9507 9508 /** New install from existing */ 9509 AsecInstallArgs(File originPackageFile, String cid, String[] instructionSets, 9510 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9511 super(originPackageFile, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9512 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9513 instructionSets, null, isMultiArch); 9514 this.cid = cid; 9515 } 9516 9517 void createCopyFile() { 9518 cid = getTempContainerId(); 9519 } 9520 9521 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9522 return imcs.checkExternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9523 abiOverride); 9524 } 9525 9526 private final boolean isExternal() { 9527 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 9528 } 9529 9530 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9531 if (temp) { 9532 createCopyFile(); 9533 } else { 9534 /* 9535 * Pre-emptively destroy the container since it's destroyed if 9536 * copying fails due to it existing anyway. 9537 */ 9538 PackageHelper.destroySdDir(cid); 9539 } 9540 9541 final String newCachePath = imcs.copyPackageToContainer( 9542 originFile.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9543 isFwdLocked(), abiOverride); 9544 9545 if (newCachePath != null) { 9546 setCachePath(newCachePath); 9547 return PackageManager.INSTALL_SUCCEEDED; 9548 } else { 9549 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9550 } 9551 } 9552 9553 @Override 9554 String getCodePath() { 9555 return packagePath; 9556 } 9557 9558 @Override 9559 String getResourcePath() { 9560 return resourcePath; 9561 } 9562 9563 @Override 9564 String getLegacyNativeLibraryPath() { 9565 return legacyNativeLibraryDir; 9566 } 9567 9568 int doPreInstall(int status) { 9569 if (status != PackageManager.INSTALL_SUCCEEDED) { 9570 // Destroy container 9571 PackageHelper.destroySdDir(cid); 9572 } else { 9573 boolean mounted = PackageHelper.isContainerMounted(cid); 9574 if (!mounted) { 9575 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9576 Process.SYSTEM_UID); 9577 if (newCachePath != null) { 9578 setCachePath(newCachePath); 9579 } else { 9580 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9581 } 9582 } 9583 } 9584 return status; 9585 } 9586 9587 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9588 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9589 String newCachePath = null; 9590 if (PackageHelper.isContainerMounted(cid)) { 9591 // Unmount the container 9592 if (!PackageHelper.unMountSdDir(cid)) { 9593 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9594 return false; 9595 } 9596 } 9597 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9598 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9599 " which might be stale. Will try to clean up."); 9600 // Clean up the stale container and proceed to recreate. 9601 if (!PackageHelper.destroySdDir(newCacheId)) { 9602 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9603 return false; 9604 } 9605 // Successfully cleaned up stale container. Try to rename again. 9606 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9607 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9608 + " inspite of cleaning it up."); 9609 return false; 9610 } 9611 } 9612 if (!PackageHelper.isContainerMounted(newCacheId)) { 9613 Slog.w(TAG, "Mounting container " + newCacheId); 9614 newCachePath = PackageHelper.mountSdDir(newCacheId, 9615 getEncryptKey(), Process.SYSTEM_UID); 9616 } else { 9617 newCachePath = PackageHelper.getSdDir(newCacheId); 9618 } 9619 if (newCachePath == null) { 9620 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9621 return false; 9622 } 9623 Log.i(TAG, "Succesfully renamed " + cid + 9624 " to " + newCacheId + 9625 " at new path: " + newCachePath); 9626 cid = newCacheId; 9627 setCachePath(newCachePath); 9628 9629 // TODO: extend to support split APKs 9630 pkg.codePath = getCodePath(); 9631 pkg.baseCodePath = getCodePath(); 9632 pkg.splitCodePaths = null; 9633 9634 pkg.applicationInfo.setCodePath(getCodePath()); 9635 pkg.applicationInfo.setBaseCodePath(getCodePath()); 9636 pkg.applicationInfo.setSplitCodePaths(null); 9637 pkg.applicationInfo.setResourcePath(getResourcePath()); 9638 pkg.applicationInfo.setBaseResourcePath(getResourcePath()); 9639 pkg.applicationInfo.setSplitResourcePaths(null); 9640 9641 return true; 9642 } 9643 9644 private void setCachePath(String newCachePath) { 9645 File cachePath = new File(newCachePath); 9646 legacyNativeLibraryDir = new File(cachePath, LIB_DIR_NAME).getPath(); 9647 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 9648 9649 if (isFwdLocked()) { 9650 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 9651 } else { 9652 resourcePath = packagePath; 9653 } 9654 } 9655 9656 int doPostInstall(int status, int uid) { 9657 if (status != PackageManager.INSTALL_SUCCEEDED) { 9658 cleanUp(); 9659 } else { 9660 final int groupOwner; 9661 final String protectedFile; 9662 if (isFwdLocked()) { 9663 groupOwner = UserHandle.getSharedAppGid(uid); 9664 protectedFile = RES_FILE_NAME; 9665 } else { 9666 groupOwner = -1; 9667 protectedFile = null; 9668 } 9669 9670 if (uid < Process.FIRST_APPLICATION_UID 9671 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9672 Slog.e(TAG, "Failed to finalize " + cid); 9673 PackageHelper.destroySdDir(cid); 9674 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9675 } 9676 9677 boolean mounted = PackageHelper.isContainerMounted(cid); 9678 if (!mounted) { 9679 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9680 } 9681 } 9682 return status; 9683 } 9684 9685 private void cleanUp() { 9686 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9687 9688 // Destroy secure container 9689 PackageHelper.destroySdDir(cid); 9690 } 9691 9692 void cleanUpResourcesLI() { 9693 String sourceFile = getCodePath(); 9694 // Remove dex file 9695 if (instructionSets == null) { 9696 throw new IllegalStateException("instructionSet == null"); 9697 } 9698 for (String instructionSet : instructionSets) { 9699 int retCode = mInstaller.rmdex(sourceFile, instructionSet); 9700 if (retCode < 0) { 9701 Slog.w(TAG, "Couldn't remove dex file for package: " 9702 + " at location " 9703 + sourceFile.toString() + ", retcode=" + retCode); 9704 // we don't consider this to be a failure of the core package deletion 9705 } 9706 } 9707 cleanUp(); 9708 } 9709 9710 boolean matchContainer(String app) { 9711 if (cid.startsWith(app)) { 9712 return true; 9713 } 9714 return false; 9715 } 9716 9717 String getPackageName() { 9718 return getAsecPackageName(cid); 9719 } 9720 9721 boolean doPostDeleteLI(boolean delete) { 9722 boolean ret = false; 9723 boolean mounted = PackageHelper.isContainerMounted(cid); 9724 if (mounted) { 9725 // Unmount first 9726 ret = PackageHelper.unMountSdDir(cid); 9727 } 9728 if (ret && delete) { 9729 cleanUpResourcesLI(); 9730 } 9731 return ret; 9732 } 9733 9734 @Override 9735 int doPreCopy() { 9736 if (isFwdLocked()) { 9737 if (!PackageHelper.fixSdPermissions(cid, 9738 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9739 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9740 } 9741 } 9742 9743 return PackageManager.INSTALL_SUCCEEDED; 9744 } 9745 9746 @Override 9747 int doPostCopy(int uid) { 9748 if (isFwdLocked()) { 9749 if (uid < Process.FIRST_APPLICATION_UID 9750 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9751 RES_FILE_NAME)) { 9752 Slog.e(TAG, "Failed to finalize " + cid); 9753 PackageHelper.destroySdDir(cid); 9754 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9755 } 9756 } 9757 9758 return PackageManager.INSTALL_SUCCEEDED; 9759 } 9760 } 9761 9762 static String getAsecPackageName(String packageCid) { 9763 int idx = packageCid.lastIndexOf("-"); 9764 if (idx == -1) { 9765 return packageCid; 9766 } 9767 return packageCid.substring(0, idx); 9768 } 9769 9770 // Utility method used to create code paths based on package name and available index. 9771 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9772 String idxStr = ""; 9773 int idx = 1; 9774 // Fall back to default value of idx=1 if prefix is not 9775 // part of oldCodePath 9776 if (oldCodePath != null) { 9777 String subStr = oldCodePath; 9778 // Drop the suffix right away 9779 if (suffix != null && subStr.endsWith(suffix)) { 9780 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9781 } 9782 // If oldCodePath already contains prefix find out the 9783 // ending index to either increment or decrement. 9784 int sidx = subStr.lastIndexOf(prefix); 9785 if (sidx != -1) { 9786 subStr = subStr.substring(sidx + prefix.length()); 9787 if (subStr != null) { 9788 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9789 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9790 } 9791 try { 9792 idx = Integer.parseInt(subStr); 9793 if (idx <= 1) { 9794 idx++; 9795 } else { 9796 idx--; 9797 } 9798 } catch(NumberFormatException e) { 9799 } 9800 } 9801 } 9802 } 9803 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9804 return prefix + idxStr; 9805 } 9806 9807 private File getNextCodePath(String packageName) { 9808 int suffix = 1; 9809 File result; 9810 do { 9811 result = new File(mAppInstallDir, packageName + "-" + suffix); 9812 suffix++; 9813 } while (result.exists()); 9814 return result; 9815 } 9816 9817 // Utility method used to ignore ADD/REMOVE events 9818 // by directory observer. 9819 private static boolean ignoreCodePath(String fullPathStr) { 9820 String apkName = deriveCodePathName(fullPathStr); 9821 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9822 if (idx != -1 && ((idx+1) < apkName.length())) { 9823 // Make sure the package ends with a numeral 9824 String version = apkName.substring(idx+1); 9825 try { 9826 Integer.parseInt(version); 9827 return true; 9828 } catch (NumberFormatException e) {} 9829 } 9830 return false; 9831 } 9832 9833 // Utility method that returns the relative package path with respect 9834 // to the installation directory. Like say for /data/data/com.test-1.apk 9835 // string com.test-1 is returned. 9836 static String deriveCodePathName(String codePath) { 9837 if (codePath == null) { 9838 return null; 9839 } 9840 final File codeFile = new File(codePath); 9841 final String name = codeFile.getName(); 9842 if (codeFile.isDirectory()) { 9843 return name; 9844 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9845 final int lastDot = name.lastIndexOf('.'); 9846 return name.substring(0, lastDot); 9847 } else { 9848 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9849 return null; 9850 } 9851 } 9852 9853 class PackageInstalledInfo { 9854 String name; 9855 int uid; 9856 // The set of users that originally had this package installed. 9857 int[] origUsers; 9858 // The set of users that now have this package installed. 9859 int[] newUsers; 9860 PackageParser.Package pkg; 9861 int returnCode; 9862 String returnMsg; 9863 PackageRemovedInfo removedInfo; 9864 9865 public void setError(int code, String msg) { 9866 returnCode = code; 9867 returnMsg = msg; 9868 Slog.w(TAG, msg); 9869 } 9870 9871 public void setError(String msg, PackageParserException e) { 9872 returnCode = e.error; 9873 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9874 Slog.w(TAG, msg, e); 9875 } 9876 9877 public void setError(String msg, PackageManagerException e) { 9878 returnCode = e.error; 9879 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 9880 Slog.w(TAG, msg, e); 9881 } 9882 9883 // In some error cases we want to convey more info back to the observer 9884 String origPackage; 9885 String origPermission; 9886 } 9887 9888 /* 9889 * Install a non-existing package. 9890 */ 9891 private void installNewPackageLI(PackageParser.Package pkg, 9892 int parseFlags, int scanMode, UserHandle user, 9893 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9894 // Remember this for later, in case we need to rollback this install 9895 String pkgName = pkg.packageName; 9896 9897 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9898 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9899 synchronized(mPackages) { 9900 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9901 // A package with the same name is already installed, though 9902 // it has been renamed to an older name. The package we 9903 // are trying to install should be installed as an update to 9904 // the existing one, but that has not been requested, so bail. 9905 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9906 + " without first uninstalling package running as " 9907 + mSettings.mRenamedPackages.get(pkgName)); 9908 return; 9909 } 9910 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.codePath)) { 9911 // Don't allow installation over an existing package with the same name. 9912 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9913 + " without first uninstalling."); 9914 return; 9915 } 9916 } 9917 9918 try { 9919 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9920 System.currentTimeMillis(), user, abiOverride); 9921 9922 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9923 // delete the partially installed application. the data directory will have to be 9924 // restored if it was already existing 9925 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9926 // remove package from internal structures. Note that we want deletePackageX to 9927 // delete the package data and cache directories that it created in 9928 // scanPackageLocked, unless those directories existed before we even tried to 9929 // install. 9930 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9931 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9932 res.removedInfo, true); 9933 } 9934 9935 } catch (PackageManagerException e) { 9936 res.setError("Package couldn't be installed in " + pkg.codePath, e); 9937 } 9938 } 9939 9940 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9941 // Upgrade keysets are being used. Determine if new package has a superset of the 9942 // required keys. 9943 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9944 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9945 for (int i = 0; i < upgradeKeySets.length; i++) { 9946 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9947 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9948 return true; 9949 } 9950 } 9951 return false; 9952 } 9953 9954 private void replacePackageLI(PackageParser.Package pkg, 9955 int parseFlags, int scanMode, UserHandle user, 9956 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9957 PackageParser.Package oldPackage; 9958 String pkgName = pkg.packageName; 9959 int[] allUsers; 9960 boolean[] perUserInstalled; 9961 9962 // First find the old package info and check signatures 9963 synchronized(mPackages) { 9964 oldPackage = mPackages.get(pkgName); 9965 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9966 PackageSetting ps = mSettings.mPackages.get(pkgName); 9967 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9968 // default to original signature matching 9969 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9970 != PackageManager.SIGNATURE_MATCH) { 9971 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9972 "New package has a different signature: " + pkgName); 9973 return; 9974 } 9975 } else { 9976 if(!checkUpgradeKeySetLP(ps, pkg)) { 9977 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9978 "New package not signed by keys specified by upgrade-keysets: " 9979 + pkgName); 9980 return; 9981 } 9982 } 9983 9984 // In case of rollback, remember per-user/profile install state 9985 allUsers = sUserManager.getUserIds(); 9986 perUserInstalled = new boolean[allUsers.length]; 9987 for (int i = 0; i < allUsers.length; i++) { 9988 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9989 } 9990 } 9991 boolean sysPkg = (isSystemApp(oldPackage)); 9992 if (sysPkg) { 9993 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9994 user, allUsers, perUserInstalled, installerPackageName, res, 9995 abiOverride); 9996 } else { 9997 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9998 user, allUsers, perUserInstalled, installerPackageName, res, 9999 abiOverride); 10000 } 10001 } 10002 10003 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10004 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10005 int[] allUsers, boolean[] perUserInstalled, 10006 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 10007 String pkgName = deletedPackage.packageName; 10008 boolean deletedPkg = true; 10009 boolean updatedSettings = false; 10010 10011 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10012 + deletedPackage); 10013 long origUpdateTime; 10014 if (pkg.mExtras != null) { 10015 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10016 } else { 10017 origUpdateTime = 0; 10018 } 10019 10020 // First delete the existing package while retaining the data directory 10021 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10022 res.removedInfo, true)) { 10023 // If the existing package wasn't successfully deleted 10024 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10025 deletedPkg = false; 10026 } else { 10027 // Successfully deleted the old package. Now proceed with re-installation 10028 try { 10029 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10030 scanMode | SCAN_UPDATE_TIME, System.currentTimeMillis(), user, abiOverride); 10031 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10032 updatedSettings = true; 10033 } catch (PackageManagerException e) { 10034 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10035 } 10036 } 10037 10038 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10039 // remove package from internal structures. Note that we want deletePackageX to 10040 // delete the package data and cache directories that it created in 10041 // scanPackageLocked, unless those directories existed before we even tried to 10042 // install. 10043 if(updatedSettings) { 10044 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10045 deletePackageLI( 10046 pkgName, null, true, allUsers, perUserInstalled, 10047 PackageManager.DELETE_KEEP_DATA, 10048 res.removedInfo, true); 10049 } 10050 // Since we failed to install the new package we need to restore the old 10051 // package that we deleted. 10052 if (deletedPkg) { 10053 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10054 File restoreFile = new File(deletedPackage.codePath); 10055 // Parse old package 10056 boolean oldOnSd = isExternal(deletedPackage); 10057 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10058 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10059 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 10060 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 10061 | SCAN_UPDATE_TIME; 10062 try { 10063 scanPackageLI(restoreFile, oldParseFlags, oldScanMode, origUpdateTime, null, 10064 null); 10065 } catch (PackageManagerException e) { 10066 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10067 + e.getMessage()); 10068 return; 10069 } 10070 // Restore of old package succeeded. Update permissions. 10071 // writer 10072 synchronized (mPackages) { 10073 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10074 UPDATE_PERMISSIONS_ALL); 10075 // can downgrade to reader 10076 mSettings.writeLPr(); 10077 } 10078 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10079 } 10080 } 10081 } 10082 10083 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10084 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10085 int[] allUsers, boolean[] perUserInstalled, 10086 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 10087 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10088 + ", old=" + deletedPackage); 10089 boolean updatedSettings = false; 10090 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 10091 PackageParser.PARSE_IS_SYSTEM; 10092 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10093 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10094 } 10095 String packageName = deletedPackage.packageName; 10096 if (packageName == null) { 10097 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10098 "Attempt to delete null packageName."); 10099 return; 10100 } 10101 PackageParser.Package oldPkg; 10102 PackageSetting oldPkgSetting; 10103 // reader 10104 synchronized (mPackages) { 10105 oldPkg = mPackages.get(packageName); 10106 oldPkgSetting = mSettings.mPackages.get(packageName); 10107 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10108 (oldPkgSetting == null)) { 10109 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10110 "Couldn't find package:" + packageName + " information"); 10111 return; 10112 } 10113 } 10114 10115 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10116 10117 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10118 res.removedInfo.removedPackage = packageName; 10119 // Remove existing system package 10120 removePackageLI(oldPkgSetting, true); 10121 // writer 10122 synchronized (mPackages) { 10123 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10124 // We didn't need to disable the .apk as a current system package, 10125 // which means we are replacing another update that is already 10126 // installed. We need to make sure to delete the older one's .apk. 10127 res.removedInfo.args = createInstallArgsForExisting(0, 10128 deletedPackage.applicationInfo.getCodePath(), 10129 deletedPackage.applicationInfo.getResourcePath(), 10130 deletedPackage.applicationInfo.nativeLibraryRootDir, 10131 getAppDexInstructionSets(deletedPackage.applicationInfo), 10132 isMultiArch(deletedPackage.applicationInfo)); 10133 } else { 10134 res.removedInfo.args = null; 10135 } 10136 } 10137 10138 // Successfully disabled the old package. Now proceed with re-installation 10139 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10140 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10141 10142 PackageParser.Package newPackage = null; 10143 try { 10144 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user, abiOverride); 10145 if (newPackage.mExtras != null) { 10146 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10147 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10148 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10149 10150 // is the update attempting to change shared user? that isn't going to work... 10151 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10152 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10153 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10154 + " to " + newPkgSetting.sharedUser); 10155 updatedSettings = true; 10156 } 10157 } 10158 10159 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10160 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10161 updatedSettings = true; 10162 } 10163 10164 } catch (PackageManagerException e) { 10165 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10166 } 10167 10168 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10169 // Re installation failed. Restore old information 10170 // Remove new pkg information 10171 if (newPackage != null) { 10172 removeInstalledPackageLI(newPackage, true); 10173 } 10174 // Add back the old system package 10175 try { 10176 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user, 10177 null); 10178 } catch (PackageManagerException e) { 10179 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10180 } 10181 // Restore the old system information in Settings 10182 synchronized(mPackages) { 10183 if (updatedSettings) { 10184 mSettings.enableSystemPackageLPw(packageName); 10185 mSettings.setInstallerPackageName(packageName, 10186 oldPkgSetting.installerPackageName); 10187 } 10188 mSettings.writeLPr(); 10189 } 10190 } 10191 } 10192 10193 // Utility method used to move dex files during install. 10194 private int moveDexFilesLI(String oldCodePath, PackageParser.Package newPackage) { 10195 // TODO: extend to move split APK dex files 10196 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 10197 final String[] instructionSets = getAppDexInstructionSets(newPackage.applicationInfo); 10198 for (String instructionSet : instructionSets) { 10199 int retCode = mInstaller.movedex(oldCodePath, newPackage.baseCodePath, 10200 instructionSet); 10201 if (retCode != 0) { 10202 /* 10203 * Programs may be lazily run through dexopt, so the 10204 * source may not exist. However, something seems to 10205 * have gone wrong, so note that dexopt needs to be 10206 * run again and remove the source file. In addition, 10207 * remove the target to make sure there isn't a stale 10208 * file from a previous version of the package. 10209 */ 10210 newPackage.mDexOptNeeded = true; 10211 mInstaller.rmdex(oldCodePath, instructionSet); 10212 mInstaller.rmdex(newPackage.baseCodePath, instructionSet); 10213 } 10214 } 10215 } 10216 return PackageManager.INSTALL_SUCCEEDED; 10217 } 10218 10219 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10220 int[] allUsers, boolean[] perUserInstalled, 10221 PackageInstalledInfo res) { 10222 String pkgName = newPackage.packageName; 10223 synchronized (mPackages) { 10224 //write settings. the installStatus will be incomplete at this stage. 10225 //note that the new package setting would have already been 10226 //added to mPackages. It hasn't been persisted yet. 10227 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10228 mSettings.writeLPr(); 10229 } 10230 10231 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10232 10233 synchronized (mPackages) { 10234 updatePermissionsLPw(newPackage.packageName, newPackage, 10235 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10236 ? UPDATE_PERMISSIONS_ALL : 0)); 10237 // For system-bundled packages, we assume that installing an upgraded version 10238 // of the package implies that the user actually wants to run that new code, 10239 // so we enable the package. 10240 if (isSystemApp(newPackage)) { 10241 // NB: implicit assumption that system package upgrades apply to all users 10242 if (DEBUG_INSTALL) { 10243 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10244 } 10245 PackageSetting ps = mSettings.mPackages.get(pkgName); 10246 if (ps != null) { 10247 if (res.origUsers != null) { 10248 for (int userHandle : res.origUsers) { 10249 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10250 userHandle, installerPackageName); 10251 } 10252 } 10253 // Also convey the prior install/uninstall state 10254 if (allUsers != null && perUserInstalled != null) { 10255 for (int i = 0; i < allUsers.length; i++) { 10256 if (DEBUG_INSTALL) { 10257 Slog.d(TAG, " user " + allUsers[i] 10258 + " => " + perUserInstalled[i]); 10259 } 10260 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10261 } 10262 // these install state changes will be persisted in the 10263 // upcoming call to mSettings.writeLPr(). 10264 } 10265 } 10266 } 10267 res.name = pkgName; 10268 res.uid = newPackage.applicationInfo.uid; 10269 res.pkg = newPackage; 10270 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10271 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10272 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10273 //to update install status 10274 mSettings.writeLPr(); 10275 } 10276 } 10277 10278 private void installPackageLI(InstallArgs args, boolean newInstall, PackageInstalledInfo res) { 10279 int pFlags = args.flags; 10280 String installerPackageName = args.installerPackageName; 10281 File tmpPackageFile = new File(args.getCodePath()); 10282 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10283 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10284 boolean replace = false; 10285 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 10286 | (newInstall ? SCAN_NEW_INSTALL : 0); 10287 // Result object to be returned 10288 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10289 10290 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10291 // Retrieve PackageSettings and parse package 10292 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10293 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10294 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10295 PackageParser pp = new PackageParser(); 10296 pp.setSeparateProcesses(mSeparateProcesses); 10297 pp.setDisplayMetrics(mMetrics); 10298 10299 final PackageParser.Package pkg; 10300 try { 10301 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10302 } catch (PackageParserException e) { 10303 res.setError("Failed parse during installPackageLI", e); 10304 return; 10305 } 10306 10307 String pkgName = res.name = pkg.packageName; 10308 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10309 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 10310 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10311 return; 10312 } 10313 } 10314 10315 try { 10316 pp.collectCertificates(pkg, parseFlags); 10317 pp.collectManifestDigest(pkg); 10318 } catch (PackageParserException e) { 10319 res.setError("Failed collect during installPackageLI", e); 10320 return; 10321 } 10322 10323 /* If the installer passed in a manifest digest, compare it now. */ 10324 if (args.manifestDigest != null) { 10325 if (DEBUG_INSTALL) { 10326 final String parsedManifest = pkg.manifestDigest == null ? "null" 10327 : pkg.manifestDigest.toString(); 10328 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10329 + parsedManifest); 10330 } 10331 10332 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10333 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10334 return; 10335 } 10336 } else if (DEBUG_INSTALL) { 10337 final String parsedManifest = pkg.manifestDigest == null 10338 ? "null" : pkg.manifestDigest.toString(); 10339 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10340 } 10341 10342 // Get rid of all references to package scan path via parser. 10343 pp = null; 10344 String oldCodePath = null; 10345 boolean systemApp = false; 10346 synchronized (mPackages) { 10347 // Check whether the newly-scanned package wants to define an already-defined perm 10348 int N = pkg.permissions.size(); 10349 for (int i = N-1; i >= 0; i--) { 10350 PackageParser.Permission perm = pkg.permissions.get(i); 10351 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10352 if (bp != null) { 10353 // If the defining package is signed with our cert, it's okay. This 10354 // also includes the "updating the same package" case, of course. 10355 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10356 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10357 // If the owning package is the system itself, we log but allow 10358 // install to proceed; we fail the install on all other permission 10359 // redefinitions. 10360 if (!bp.sourcePackage.equals("android")) { 10361 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10362 + pkg.packageName + " attempting to redeclare permission " 10363 + perm.info.name + " already owned by " + bp.sourcePackage); 10364 res.origPermission = perm.info.name; 10365 res.origPackage = bp.sourcePackage; 10366 return; 10367 } else { 10368 Slog.w(TAG, "Package " + pkg.packageName 10369 + " attempting to redeclare system permission " 10370 + perm.info.name + "; ignoring new declaration"); 10371 pkg.permissions.remove(i); 10372 } 10373 } 10374 } 10375 } 10376 10377 // Check if installing already existing package 10378 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10379 String oldName = mSettings.mRenamedPackages.get(pkgName); 10380 if (pkg.mOriginalPackages != null 10381 && pkg.mOriginalPackages.contains(oldName) 10382 && mPackages.containsKey(oldName)) { 10383 // This package is derived from an original package, 10384 // and this device has been updating from that original 10385 // name. We must continue using the original name, so 10386 // rename the new package here. 10387 pkg.setPackageName(oldName); 10388 pkgName = pkg.packageName; 10389 replace = true; 10390 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10391 + oldName + " pkgName=" + pkgName); 10392 } else if (mPackages.containsKey(pkgName)) { 10393 // This package, under its official name, already exists 10394 // on the device; we should replace it. 10395 replace = true; 10396 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10397 } 10398 } 10399 PackageSetting ps = mSettings.mPackages.get(pkgName); 10400 if (ps != null) { 10401 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10402 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10403 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10404 systemApp = (ps.pkg.applicationInfo.flags & 10405 ApplicationInfo.FLAG_SYSTEM) != 0; 10406 } 10407 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10408 } 10409 } 10410 10411 if (systemApp && onSd) { 10412 // Disable updates to system apps on sdcard 10413 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10414 "Cannot install updates to system apps on sdcard"); 10415 return; 10416 } 10417 10418 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10419 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10420 return; 10421 } 10422 10423 if (replace) { 10424 replacePackageLI(pkg, parseFlags, scanMode, args.user, 10425 installerPackageName, res, args.abiOverride); 10426 } else { 10427 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 10428 installerPackageName, res, args.abiOverride); 10429 } 10430 synchronized (mPackages) { 10431 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10432 if (ps != null) { 10433 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10434 } 10435 } 10436 } 10437 10438 private static boolean isForwardLocked(PackageParser.Package pkg) { 10439 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10440 } 10441 10442 private static boolean isForwardLocked(ApplicationInfo info) { 10443 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10444 } 10445 10446 private boolean isForwardLocked(PackageSetting ps) { 10447 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10448 } 10449 10450 private static boolean isMultiArch(PackageSetting ps) { 10451 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10452 } 10453 10454 private static boolean isMultiArch(ApplicationInfo info) { 10455 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10456 } 10457 10458 private static boolean isExternal(PackageParser.Package pkg) { 10459 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10460 } 10461 10462 private static boolean isExternal(PackageSetting ps) { 10463 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10464 } 10465 10466 private static boolean isExternal(ApplicationInfo info) { 10467 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10468 } 10469 10470 private static boolean isSystemApp(PackageParser.Package pkg) { 10471 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10472 } 10473 10474 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10475 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10476 } 10477 10478 private static boolean isSystemApp(ApplicationInfo info) { 10479 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10480 } 10481 10482 private static boolean isSystemApp(PackageSetting ps) { 10483 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10484 } 10485 10486 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10487 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10488 } 10489 10490 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10491 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10492 } 10493 10494 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10495 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10496 } 10497 10498 private int packageFlagsToInstallFlags(PackageSetting ps) { 10499 int installFlags = 0; 10500 if (isExternal(ps)) { 10501 installFlags |= PackageManager.INSTALL_EXTERNAL; 10502 } 10503 if (isForwardLocked(ps)) { 10504 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10505 } 10506 return installFlags; 10507 } 10508 10509 private void deleteTempPackageFiles() { 10510 final FilenameFilter filter = new FilenameFilter() { 10511 public boolean accept(File dir, String name) { 10512 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10513 } 10514 }; 10515 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10516 file.delete(); 10517 } 10518 } 10519 10520 @Override 10521 public void deletePackageAsUser(final String packageName, 10522 final IPackageDeleteObserver observer, 10523 final int userId, final int flags) { 10524 mContext.enforceCallingOrSelfPermission( 10525 android.Manifest.permission.DELETE_PACKAGES, null); 10526 final int uid = Binder.getCallingUid(); 10527 if (UserHandle.getUserId(uid) != userId) { 10528 mContext.enforceCallingPermission( 10529 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10530 "deletePackage for user " + userId); 10531 } 10532 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10533 try { 10534 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 10535 } catch (RemoteException re) { 10536 } 10537 return; 10538 } 10539 10540 boolean blocked = false; 10541 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10542 int[] users = sUserManager.getUserIds(); 10543 for (int i = 0; i < users.length; ++i) { 10544 if (getBlockUninstallForUser(packageName, users[i])) { 10545 blocked = true; 10546 break; 10547 } 10548 } 10549 } else { 10550 blocked = getBlockUninstallForUser(packageName, userId); 10551 } 10552 if (blocked) { 10553 try { 10554 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED); 10555 } catch (RemoteException re) { 10556 } 10557 return; 10558 } 10559 10560 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10561 // Queue up an async operation since the package deletion may take a little while. 10562 mHandler.post(new Runnable() { 10563 public void run() { 10564 mHandler.removeCallbacks(this); 10565 final int returnCode = deletePackageX(packageName, userId, flags); 10566 if (observer != null) { 10567 try { 10568 observer.packageDeleted(packageName, returnCode); 10569 } catch (RemoteException e) { 10570 Log.i(TAG, "Observer no longer exists."); 10571 } //end catch 10572 } //end if 10573 } //end run 10574 }); 10575 } 10576 10577 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10578 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10579 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10580 try { 10581 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10582 || dpm.isDeviceOwner(packageName))) { 10583 return true; 10584 } 10585 } catch (RemoteException e) { 10586 } 10587 return false; 10588 } 10589 10590 /** 10591 * This method is an internal method that could be get invoked either 10592 * to delete an installed package or to clean up a failed installation. 10593 * After deleting an installed package, a broadcast is sent to notify any 10594 * listeners that the package has been installed. For cleaning up a failed 10595 * installation, the broadcast is not necessary since the package's 10596 * installation wouldn't have sent the initial broadcast either 10597 * The key steps in deleting a package are 10598 * deleting the package information in internal structures like mPackages, 10599 * deleting the packages base directories through installd 10600 * updating mSettings to reflect current status 10601 * persisting settings for later use 10602 * sending a broadcast if necessary 10603 */ 10604 private int deletePackageX(String packageName, int userId, int flags) { 10605 final PackageRemovedInfo info = new PackageRemovedInfo(); 10606 final boolean res; 10607 10608 if (isPackageDeviceAdmin(packageName, userId)) { 10609 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10610 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10611 } 10612 10613 boolean removedForAllUsers = false; 10614 boolean systemUpdate = false; 10615 10616 // for the uninstall-updates case and restricted profiles, remember the per- 10617 // userhandle installed state 10618 int[] allUsers; 10619 boolean[] perUserInstalled; 10620 synchronized (mPackages) { 10621 PackageSetting ps = mSettings.mPackages.get(packageName); 10622 allUsers = sUserManager.getUserIds(); 10623 perUserInstalled = new boolean[allUsers.length]; 10624 for (int i = 0; i < allUsers.length; i++) { 10625 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10626 } 10627 } 10628 10629 synchronized (mInstallLock) { 10630 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10631 res = deletePackageLI(packageName, 10632 (flags & PackageManager.DELETE_ALL_USERS) != 0 10633 ? UserHandle.ALL : new UserHandle(userId), 10634 true, allUsers, perUserInstalled, 10635 flags | REMOVE_CHATTY, info, true); 10636 systemUpdate = info.isRemovedPackageSystemUpdate; 10637 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10638 removedForAllUsers = true; 10639 } 10640 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10641 + " removedForAllUsers=" + removedForAllUsers); 10642 } 10643 10644 if (res) { 10645 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10646 10647 // If the removed package was a system update, the old system package 10648 // was re-enabled; we need to broadcast this information 10649 if (systemUpdate) { 10650 Bundle extras = new Bundle(1); 10651 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10652 ? info.removedAppId : info.uid); 10653 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10654 10655 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10656 extras, null, null, null); 10657 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10658 extras, null, null, null); 10659 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10660 null, packageName, null, null); 10661 } 10662 } 10663 // Force a gc here. 10664 Runtime.getRuntime().gc(); 10665 // Delete the resources here after sending the broadcast to let 10666 // other processes clean up before deleting resources. 10667 if (info.args != null) { 10668 synchronized (mInstallLock) { 10669 info.args.doPostDeleteLI(true); 10670 } 10671 } 10672 10673 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10674 } 10675 10676 static class PackageRemovedInfo { 10677 String removedPackage; 10678 int uid = -1; 10679 int removedAppId = -1; 10680 int[] removedUsers = null; 10681 boolean isRemovedPackageSystemUpdate = false; 10682 // Clean up resources deleted packages. 10683 InstallArgs args = null; 10684 10685 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10686 Bundle extras = new Bundle(1); 10687 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10688 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10689 if (replacing) { 10690 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10691 } 10692 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10693 if (removedPackage != null) { 10694 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10695 extras, null, null, removedUsers); 10696 if (fullRemove && !replacing) { 10697 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10698 extras, null, null, removedUsers); 10699 } 10700 } 10701 if (removedAppId >= 0) { 10702 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10703 removedUsers); 10704 } 10705 } 10706 } 10707 10708 /* 10709 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10710 * flag is not set, the data directory is removed as well. 10711 * make sure this flag is set for partially installed apps. If not its meaningless to 10712 * delete a partially installed application. 10713 */ 10714 private void removePackageDataLI(PackageSetting ps, 10715 int[] allUserHandles, boolean[] perUserInstalled, 10716 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10717 String packageName = ps.name; 10718 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10719 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10720 // Retrieve object to delete permissions for shared user later on 10721 final PackageSetting deletedPs; 10722 // reader 10723 synchronized (mPackages) { 10724 deletedPs = mSettings.mPackages.get(packageName); 10725 if (outInfo != null) { 10726 outInfo.removedPackage = packageName; 10727 outInfo.removedUsers = deletedPs != null 10728 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10729 : null; 10730 } 10731 } 10732 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10733 removeDataDirsLI(packageName); 10734 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10735 } 10736 // writer 10737 synchronized (mPackages) { 10738 if (deletedPs != null) { 10739 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10740 if (outInfo != null) { 10741 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10742 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10743 } 10744 if (deletedPs != null) { 10745 updatePermissionsLPw(deletedPs.name, null, 0); 10746 if (deletedPs.sharedUser != null) { 10747 // remove permissions associated with package 10748 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10749 } 10750 } 10751 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10752 } 10753 // make sure to preserve per-user disabled state if this removal was just 10754 // a downgrade of a system app to the factory package 10755 if (allUserHandles != null && perUserInstalled != null) { 10756 if (DEBUG_REMOVE) { 10757 Slog.d(TAG, "Propagating install state across downgrade"); 10758 } 10759 for (int i = 0; i < allUserHandles.length; i++) { 10760 if (DEBUG_REMOVE) { 10761 Slog.d(TAG, " user " + allUserHandles[i] 10762 + " => " + perUserInstalled[i]); 10763 } 10764 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10765 } 10766 } 10767 } 10768 // can downgrade to reader 10769 if (writeSettings) { 10770 // Save settings now 10771 mSettings.writeLPr(); 10772 } 10773 } 10774 if (outInfo != null) { 10775 // A user ID was deleted here. Go through all users and remove it 10776 // from KeyStore. 10777 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10778 } 10779 } 10780 10781 static boolean locationIsPrivileged(File path) { 10782 try { 10783 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10784 .getCanonicalPath(); 10785 return path.getCanonicalPath().startsWith(privilegedAppDir); 10786 } catch (IOException e) { 10787 Slog.e(TAG, "Unable to access code path " + path); 10788 } 10789 return false; 10790 } 10791 10792 /* 10793 * Tries to delete system package. 10794 */ 10795 private boolean deleteSystemPackageLI(PackageSetting newPs, 10796 int[] allUserHandles, boolean[] perUserInstalled, 10797 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10798 final boolean applyUserRestrictions 10799 = (allUserHandles != null) && (perUserInstalled != null); 10800 PackageSetting disabledPs = null; 10801 // Confirm if the system package has been updated 10802 // An updated system app can be deleted. This will also have to restore 10803 // the system pkg from system partition 10804 // reader 10805 synchronized (mPackages) { 10806 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10807 } 10808 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10809 + " disabledPs=" + disabledPs); 10810 if (disabledPs == null) { 10811 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10812 return false; 10813 } else if (DEBUG_REMOVE) { 10814 Slog.d(TAG, "Deleting system pkg from data partition"); 10815 } 10816 if (DEBUG_REMOVE) { 10817 if (applyUserRestrictions) { 10818 Slog.d(TAG, "Remembering install states:"); 10819 for (int i = 0; i < allUserHandles.length; i++) { 10820 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10821 } 10822 } 10823 } 10824 // Delete the updated package 10825 outInfo.isRemovedPackageSystemUpdate = true; 10826 if (disabledPs.versionCode < newPs.versionCode) { 10827 // Delete data for downgrades 10828 flags &= ~PackageManager.DELETE_KEEP_DATA; 10829 } else { 10830 // Preserve data by setting flag 10831 flags |= PackageManager.DELETE_KEEP_DATA; 10832 } 10833 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10834 allUserHandles, perUserInstalled, outInfo, writeSettings); 10835 if (!ret) { 10836 return false; 10837 } 10838 // writer 10839 synchronized (mPackages) { 10840 // Reinstate the old system package 10841 mSettings.enableSystemPackageLPw(newPs.name); 10842 // Remove any native libraries from the upgraded package. 10843 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10844 } 10845 // Install the system package 10846 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10847 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10848 if (locationIsPrivileged(disabledPs.codePath)) { 10849 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10850 } 10851 10852 final PackageParser.Package newPkg; 10853 try { 10854 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, 10855 null, null); 10856 } catch (PackageManagerException e) { 10857 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10858 return false; 10859 } 10860 10861 // writer 10862 synchronized (mPackages) { 10863 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10864 setBundledAppAbisAndRoots(newPkg, ps); 10865 updatePermissionsLPw(newPkg.packageName, newPkg, 10866 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10867 if (applyUserRestrictions) { 10868 if (DEBUG_REMOVE) { 10869 Slog.d(TAG, "Propagating install state across reinstall"); 10870 } 10871 for (int i = 0; i < allUserHandles.length; i++) { 10872 if (DEBUG_REMOVE) { 10873 Slog.d(TAG, " user " + allUserHandles[i] 10874 + " => " + perUserInstalled[i]); 10875 } 10876 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10877 } 10878 // Regardless of writeSettings we need to ensure that this restriction 10879 // state propagation is persisted 10880 mSettings.writeAllUsersPackageRestrictionsLPr(); 10881 } 10882 // can downgrade to reader here 10883 if (writeSettings) { 10884 mSettings.writeLPr(); 10885 } 10886 } 10887 return true; 10888 } 10889 10890 private boolean deleteInstalledPackageLI(PackageSetting ps, 10891 boolean deleteCodeAndResources, int flags, 10892 int[] allUserHandles, boolean[] perUserInstalled, 10893 PackageRemovedInfo outInfo, boolean writeSettings) { 10894 if (outInfo != null) { 10895 outInfo.uid = ps.appId; 10896 } 10897 10898 // Delete package data from internal structures and also remove data if flag is set 10899 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10900 10901 // Delete application code and resources 10902 if (deleteCodeAndResources && (outInfo != null)) { 10903 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10904 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10905 getAppDexInstructionSets(ps), isMultiArch(ps)); 10906 } 10907 return true; 10908 } 10909 10910 @Override 10911 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10912 int userId) { 10913 mContext.enforceCallingOrSelfPermission( 10914 android.Manifest.permission.DELETE_PACKAGES, null); 10915 synchronized (mPackages) { 10916 PackageSetting ps = mSettings.mPackages.get(packageName); 10917 if (ps == null) { 10918 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10919 return false; 10920 } 10921 if (!ps.getInstalled(userId)) { 10922 // Can't block uninstall for an app that is not installed or enabled. 10923 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10924 return false; 10925 } 10926 ps.setBlockUninstall(blockUninstall, userId); 10927 mSettings.writePackageRestrictionsLPr(userId); 10928 } 10929 return true; 10930 } 10931 10932 @Override 10933 public boolean getBlockUninstallForUser(String packageName, int userId) { 10934 synchronized (mPackages) { 10935 PackageSetting ps = mSettings.mPackages.get(packageName); 10936 if (ps == null) { 10937 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10938 return false; 10939 } 10940 return ps.getBlockUninstall(userId); 10941 } 10942 } 10943 10944 /* 10945 * This method handles package deletion in general 10946 */ 10947 private boolean deletePackageLI(String packageName, UserHandle user, 10948 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10949 int flags, PackageRemovedInfo outInfo, 10950 boolean writeSettings) { 10951 if (packageName == null) { 10952 Slog.w(TAG, "Attempt to delete null packageName."); 10953 return false; 10954 } 10955 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10956 PackageSetting ps; 10957 boolean dataOnly = false; 10958 int removeUser = -1; 10959 int appId = -1; 10960 synchronized (mPackages) { 10961 ps = mSettings.mPackages.get(packageName); 10962 if (ps == null) { 10963 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10964 return false; 10965 } 10966 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10967 && user.getIdentifier() != UserHandle.USER_ALL) { 10968 // The caller is asking that the package only be deleted for a single 10969 // user. To do this, we just mark its uninstalled state and delete 10970 // its data. If this is a system app, we only allow this to happen if 10971 // they have set the special DELETE_SYSTEM_APP which requests different 10972 // semantics than normal for uninstalling system apps. 10973 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10974 ps.setUserState(user.getIdentifier(), 10975 COMPONENT_ENABLED_STATE_DEFAULT, 10976 false, //installed 10977 true, //stopped 10978 true, //notLaunched 10979 false, //blocked 10980 null, null, null, 10981 false // blockUninstall 10982 ); 10983 if (!isSystemApp(ps)) { 10984 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10985 // Other user still have this package installed, so all 10986 // we need to do is clear this user's data and save that 10987 // it is uninstalled. 10988 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10989 removeUser = user.getIdentifier(); 10990 appId = ps.appId; 10991 mSettings.writePackageRestrictionsLPr(removeUser); 10992 } else { 10993 // We need to set it back to 'installed' so the uninstall 10994 // broadcasts will be sent correctly. 10995 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10996 ps.setInstalled(true, user.getIdentifier()); 10997 } 10998 } else { 10999 // This is a system app, so we assume that the 11000 // other users still have this package installed, so all 11001 // we need to do is clear this user's data and save that 11002 // it is uninstalled. 11003 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 11004 removeUser = user.getIdentifier(); 11005 appId = ps.appId; 11006 mSettings.writePackageRestrictionsLPr(removeUser); 11007 } 11008 } 11009 } 11010 11011 if (removeUser >= 0) { 11012 // From above, we determined that we are deleting this only 11013 // for a single user. Continue the work here. 11014 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 11015 if (outInfo != null) { 11016 outInfo.removedPackage = packageName; 11017 outInfo.removedAppId = appId; 11018 outInfo.removedUsers = new int[] {removeUser}; 11019 } 11020 mInstaller.clearUserData(packageName, removeUser); 11021 removeKeystoreDataIfNeeded(removeUser, appId); 11022 schedulePackageCleaning(packageName, removeUser, false); 11023 return true; 11024 } 11025 11026 if (dataOnly) { 11027 // Delete application data first 11028 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11029 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11030 return true; 11031 } 11032 11033 boolean ret = false; 11034 if (isSystemApp(ps)) { 11035 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 11036 // When an updated system application is deleted we delete the existing resources as well and 11037 // fall back to existing code in system partition 11038 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 11039 flags, outInfo, writeSettings); 11040 } else { 11041 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 11042 // Kill application pre-emptively especially for apps on sd. 11043 killApplication(packageName, ps.appId, "uninstall pkg"); 11044 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 11045 allUserHandles, perUserInstalled, 11046 outInfo, writeSettings); 11047 } 11048 11049 return ret; 11050 } 11051 11052 private final class ClearStorageConnection implements ServiceConnection { 11053 IMediaContainerService mContainerService; 11054 11055 @Override 11056 public void onServiceConnected(ComponentName name, IBinder service) { 11057 synchronized (this) { 11058 mContainerService = IMediaContainerService.Stub.asInterface(service); 11059 notifyAll(); 11060 } 11061 } 11062 11063 @Override 11064 public void onServiceDisconnected(ComponentName name) { 11065 } 11066 } 11067 11068 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 11069 final boolean mounted; 11070 if (Environment.isExternalStorageEmulated()) { 11071 mounted = true; 11072 } else { 11073 final String status = Environment.getExternalStorageState(); 11074 11075 mounted = status.equals(Environment.MEDIA_MOUNTED) 11076 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11077 } 11078 11079 if (!mounted) { 11080 return; 11081 } 11082 11083 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11084 int[] users; 11085 if (userId == UserHandle.USER_ALL) { 11086 users = sUserManager.getUserIds(); 11087 } else { 11088 users = new int[] { userId }; 11089 } 11090 final ClearStorageConnection conn = new ClearStorageConnection(); 11091 if (mContext.bindServiceAsUser( 11092 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11093 try { 11094 for (int curUser : users) { 11095 long timeout = SystemClock.uptimeMillis() + 5000; 11096 synchronized (conn) { 11097 long now = SystemClock.uptimeMillis(); 11098 while (conn.mContainerService == null && now < timeout) { 11099 try { 11100 conn.wait(timeout - now); 11101 } catch (InterruptedException e) { 11102 } 11103 } 11104 } 11105 if (conn.mContainerService == null) { 11106 return; 11107 } 11108 11109 final UserEnvironment userEnv = new UserEnvironment(curUser); 11110 clearDirectory(conn.mContainerService, 11111 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11112 if (allData) { 11113 clearDirectory(conn.mContainerService, 11114 userEnv.buildExternalStorageAppDataDirs(packageName)); 11115 clearDirectory(conn.mContainerService, 11116 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11117 } 11118 } 11119 } finally { 11120 mContext.unbindService(conn); 11121 } 11122 } 11123 } 11124 11125 @Override 11126 public void clearApplicationUserData(final String packageName, 11127 final IPackageDataObserver observer, final int userId) { 11128 mContext.enforceCallingOrSelfPermission( 11129 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11130 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11131 // Queue up an async operation since the package deletion may take a little while. 11132 mHandler.post(new Runnable() { 11133 public void run() { 11134 mHandler.removeCallbacks(this); 11135 final boolean succeeded; 11136 synchronized (mInstallLock) { 11137 succeeded = clearApplicationUserDataLI(packageName, userId); 11138 } 11139 clearExternalStorageDataSync(packageName, userId, true); 11140 if (succeeded) { 11141 // invoke DeviceStorageMonitor's update method to clear any notifications 11142 DeviceStorageMonitorInternal 11143 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11144 if (dsm != null) { 11145 dsm.checkMemory(); 11146 } 11147 } 11148 if(observer != null) { 11149 try { 11150 observer.onRemoveCompleted(packageName, succeeded); 11151 } catch (RemoteException e) { 11152 Log.i(TAG, "Observer no longer exists."); 11153 } 11154 } //end if observer 11155 } //end run 11156 }); 11157 } 11158 11159 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11160 if (packageName == null) { 11161 Slog.w(TAG, "Attempt to delete null packageName."); 11162 return false; 11163 } 11164 PackageParser.Package p; 11165 boolean dataOnly = false; 11166 final int appId; 11167 synchronized (mPackages) { 11168 p = mPackages.get(packageName); 11169 if (p == null) { 11170 dataOnly = true; 11171 PackageSetting ps = mSettings.mPackages.get(packageName); 11172 if ((ps == null) || (ps.pkg == null)) { 11173 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11174 return false; 11175 } 11176 p = ps.pkg; 11177 } 11178 if (!dataOnly) { 11179 // need to check this only for fully installed applications 11180 if (p == null) { 11181 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11182 return false; 11183 } 11184 final ApplicationInfo applicationInfo = p.applicationInfo; 11185 if (applicationInfo == null) { 11186 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11187 return false; 11188 } 11189 } 11190 if (p != null && p.applicationInfo != null) { 11191 appId = p.applicationInfo.uid; 11192 } else { 11193 appId = -1; 11194 } 11195 } 11196 int retCode = mInstaller.clearUserData(packageName, userId); 11197 if (retCode < 0) { 11198 Slog.w(TAG, "Couldn't remove cache files for package: " 11199 + packageName); 11200 return false; 11201 } 11202 removeKeystoreDataIfNeeded(userId, appId); 11203 return true; 11204 } 11205 11206 /** 11207 * Remove entries from the keystore daemon. Will only remove it if the 11208 * {@code appId} is valid. 11209 */ 11210 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11211 if (appId < 0) { 11212 return; 11213 } 11214 11215 final KeyStore keyStore = KeyStore.getInstance(); 11216 if (keyStore != null) { 11217 if (userId == UserHandle.USER_ALL) { 11218 for (final int individual : sUserManager.getUserIds()) { 11219 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11220 } 11221 } else { 11222 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11223 } 11224 } else { 11225 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11226 } 11227 } 11228 11229 @Override 11230 public void deleteApplicationCacheFiles(final String packageName, 11231 final IPackageDataObserver observer) { 11232 mContext.enforceCallingOrSelfPermission( 11233 android.Manifest.permission.DELETE_CACHE_FILES, null); 11234 // Queue up an async operation since the package deletion may take a little while. 11235 final int userId = UserHandle.getCallingUserId(); 11236 mHandler.post(new Runnable() { 11237 public void run() { 11238 mHandler.removeCallbacks(this); 11239 final boolean succeded; 11240 synchronized (mInstallLock) { 11241 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11242 } 11243 clearExternalStorageDataSync(packageName, userId, false); 11244 if(observer != null) { 11245 try { 11246 observer.onRemoveCompleted(packageName, succeded); 11247 } catch (RemoteException e) { 11248 Log.i(TAG, "Observer no longer exists."); 11249 } 11250 } //end if observer 11251 } //end run 11252 }); 11253 } 11254 11255 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11256 if (packageName == null) { 11257 Slog.w(TAG, "Attempt to delete null packageName."); 11258 return false; 11259 } 11260 PackageParser.Package p; 11261 synchronized (mPackages) { 11262 p = mPackages.get(packageName); 11263 } 11264 if (p == null) { 11265 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11266 return false; 11267 } 11268 final ApplicationInfo applicationInfo = p.applicationInfo; 11269 if (applicationInfo == null) { 11270 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11271 return false; 11272 } 11273 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11274 if (retCode < 0) { 11275 Slog.w(TAG, "Couldn't remove cache files for package: " 11276 + packageName + " u" + userId); 11277 return false; 11278 } 11279 return true; 11280 } 11281 11282 @Override 11283 public void getPackageSizeInfo(final String packageName, int userHandle, 11284 final IPackageStatsObserver observer) { 11285 mContext.enforceCallingOrSelfPermission( 11286 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11287 if (packageName == null) { 11288 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11289 } 11290 11291 PackageStats stats = new PackageStats(packageName, userHandle); 11292 11293 /* 11294 * Queue up an async operation since the package measurement may take a 11295 * little while. 11296 */ 11297 Message msg = mHandler.obtainMessage(INIT_COPY); 11298 msg.obj = new MeasureParams(stats, observer); 11299 mHandler.sendMessage(msg); 11300 } 11301 11302 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11303 PackageStats pStats) { 11304 if (packageName == null) { 11305 Slog.w(TAG, "Attempt to get size of null packageName."); 11306 return false; 11307 } 11308 PackageParser.Package p; 11309 boolean dataOnly = false; 11310 String libDirRoot = null; 11311 String asecPath = null; 11312 PackageSetting ps = null; 11313 synchronized (mPackages) { 11314 p = mPackages.get(packageName); 11315 ps = mSettings.mPackages.get(packageName); 11316 if(p == null) { 11317 dataOnly = true; 11318 if((ps == null) || (ps.pkg == null)) { 11319 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11320 return false; 11321 } 11322 p = ps.pkg; 11323 } 11324 if (ps != null) { 11325 libDirRoot = ps.legacyNativeLibraryPathString; 11326 } 11327 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11328 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11329 if (secureContainerId != null) { 11330 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11331 } 11332 } 11333 } 11334 String publicSrcDir = null; 11335 if(!dataOnly) { 11336 final ApplicationInfo applicationInfo = p.applicationInfo; 11337 if (applicationInfo == null) { 11338 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11339 return false; 11340 } 11341 if (isForwardLocked(p)) { 11342 publicSrcDir = applicationInfo.getBaseResourcePath(); 11343 } 11344 } 11345 // TODO: extend to measure size of split APKs 11346 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11347 // not just the first level. 11348 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11349 // just the primary. 11350 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11351 publicSrcDir, asecPath, getAppDexInstructionSets(ps), 11352 pStats); 11353 if (res < 0) { 11354 return false; 11355 } 11356 11357 // Fix-up for forward-locked applications in ASEC containers. 11358 if (!isExternal(p)) { 11359 pStats.codeSize += pStats.externalCodeSize; 11360 pStats.externalCodeSize = 0L; 11361 } 11362 11363 return true; 11364 } 11365 11366 11367 @Override 11368 public void addPackageToPreferred(String packageName) { 11369 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11370 } 11371 11372 @Override 11373 public void removePackageFromPreferred(String packageName) { 11374 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11375 } 11376 11377 @Override 11378 public List<PackageInfo> getPreferredPackages(int flags) { 11379 return new ArrayList<PackageInfo>(); 11380 } 11381 11382 private int getUidTargetSdkVersionLockedLPr(int uid) { 11383 Object obj = mSettings.getUserIdLPr(uid); 11384 if (obj instanceof SharedUserSetting) { 11385 final SharedUserSetting sus = (SharedUserSetting) obj; 11386 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11387 final Iterator<PackageSetting> it = sus.packages.iterator(); 11388 while (it.hasNext()) { 11389 final PackageSetting ps = it.next(); 11390 if (ps.pkg != null) { 11391 int v = ps.pkg.applicationInfo.targetSdkVersion; 11392 if (v < vers) vers = v; 11393 } 11394 } 11395 return vers; 11396 } else if (obj instanceof PackageSetting) { 11397 final PackageSetting ps = (PackageSetting) obj; 11398 if (ps.pkg != null) { 11399 return ps.pkg.applicationInfo.targetSdkVersion; 11400 } 11401 } 11402 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11403 } 11404 11405 @Override 11406 public void addPreferredActivity(IntentFilter filter, int match, 11407 ComponentName[] set, ComponentName activity, int userId) { 11408 addPreferredActivityInternal(filter, match, set, activity, true, userId); 11409 } 11410 11411 private void addPreferredActivityInternal(IntentFilter filter, int match, 11412 ComponentName[] set, ComponentName activity, boolean always, int userId) { 11413 // writer 11414 int callingUid = Binder.getCallingUid(); 11415 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11416 if (filter.countActions() == 0) { 11417 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11418 return; 11419 } 11420 synchronized (mPackages) { 11421 if (mContext.checkCallingOrSelfPermission( 11422 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11423 != PackageManager.PERMISSION_GRANTED) { 11424 if (getUidTargetSdkVersionLockedLPr(callingUid) 11425 < Build.VERSION_CODES.FROYO) { 11426 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11427 + callingUid); 11428 return; 11429 } 11430 mContext.enforceCallingOrSelfPermission( 11431 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11432 } 11433 11434 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 11435 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11436 mSettings.editPreferredActivitiesLPw(userId).addFilter( 11437 new PreferredActivity(filter, match, set, activity, always)); 11438 mSettings.writePackageRestrictionsLPr(userId); 11439 } 11440 } 11441 11442 @Override 11443 public void replacePreferredActivity(IntentFilter filter, int match, 11444 ComponentName[] set, ComponentName activity) { 11445 if (filter.countActions() != 1) { 11446 throw new IllegalArgumentException( 11447 "replacePreferredActivity expects filter to have only 1 action."); 11448 } 11449 if (filter.countDataAuthorities() != 0 11450 || filter.countDataPaths() != 0 11451 || filter.countDataSchemes() > 1 11452 || filter.countDataTypes() != 0) { 11453 throw new IllegalArgumentException( 11454 "replacePreferredActivity expects filter to have no data authorities, " + 11455 "paths, or types; and at most one scheme."); 11456 } 11457 synchronized (mPackages) { 11458 if (mContext.checkCallingOrSelfPermission( 11459 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11460 != PackageManager.PERMISSION_GRANTED) { 11461 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11462 < Build.VERSION_CODES.FROYO) { 11463 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11464 + Binder.getCallingUid()); 11465 return; 11466 } 11467 mContext.enforceCallingOrSelfPermission( 11468 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11469 } 11470 11471 final int callingUserId = UserHandle.getCallingUserId(); 11472 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 11473 if (pir != null) { 11474 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 11475 if (filter.countDataSchemes() == 1) { 11476 Uri.Builder builder = new Uri.Builder(); 11477 builder.scheme(filter.getDataScheme(0)); 11478 intent.setData(builder.build()); 11479 } 11480 List<PreferredActivity> matches = pir.queryIntent( 11481 intent, null, true, callingUserId); 11482 if (DEBUG_PREFERRED) { 11483 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 11484 } 11485 for (int i = 0; i < matches.size(); i++) { 11486 PreferredActivity pa = matches.get(i); 11487 if (DEBUG_PREFERRED) { 11488 Slog.i(TAG, "Removing preferred activity " 11489 + pa.mPref.mComponent + ":"); 11490 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11491 } 11492 pir.removeFilter(pa); 11493 } 11494 } 11495 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 11496 } 11497 } 11498 11499 @Override 11500 public void clearPackagePreferredActivities(String packageName) { 11501 final int uid = Binder.getCallingUid(); 11502 // writer 11503 synchronized (mPackages) { 11504 PackageParser.Package pkg = mPackages.get(packageName); 11505 if (pkg == null || pkg.applicationInfo.uid != uid) { 11506 if (mContext.checkCallingOrSelfPermission( 11507 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11508 != PackageManager.PERMISSION_GRANTED) { 11509 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11510 < Build.VERSION_CODES.FROYO) { 11511 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11512 + Binder.getCallingUid()); 11513 return; 11514 } 11515 mContext.enforceCallingOrSelfPermission( 11516 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11517 } 11518 } 11519 11520 int user = UserHandle.getCallingUserId(); 11521 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11522 mSettings.writePackageRestrictionsLPr(user); 11523 scheduleWriteSettingsLocked(); 11524 } 11525 } 11526 } 11527 11528 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11529 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11530 ArrayList<PreferredActivity> removed = null; 11531 boolean changed = false; 11532 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11533 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11534 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11535 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11536 continue; 11537 } 11538 Iterator<PreferredActivity> it = pir.filterIterator(); 11539 while (it.hasNext()) { 11540 PreferredActivity pa = it.next(); 11541 // Mark entry for removal only if it matches the package name 11542 // and the entry is of type "always". 11543 if (packageName == null || 11544 (pa.mPref.mComponent.getPackageName().equals(packageName) 11545 && pa.mPref.mAlways)) { 11546 if (removed == null) { 11547 removed = new ArrayList<PreferredActivity>(); 11548 } 11549 removed.add(pa); 11550 } 11551 } 11552 if (removed != null) { 11553 for (int j=0; j<removed.size(); j++) { 11554 PreferredActivity pa = removed.get(j); 11555 pir.removeFilter(pa); 11556 } 11557 changed = true; 11558 } 11559 } 11560 return changed; 11561 } 11562 11563 @Override 11564 public void resetPreferredActivities(int userId) { 11565 mContext.enforceCallingOrSelfPermission( 11566 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11567 // writer 11568 synchronized (mPackages) { 11569 int user = UserHandle.getCallingUserId(); 11570 clearPackagePreferredActivitiesLPw(null, user); 11571 mSettings.readDefaultPreferredAppsLPw(this, user); 11572 mSettings.writePackageRestrictionsLPr(user); 11573 scheduleWriteSettingsLocked(); 11574 } 11575 } 11576 11577 @Override 11578 public int getPreferredActivities(List<IntentFilter> outFilters, 11579 List<ComponentName> outActivities, String packageName) { 11580 11581 int num = 0; 11582 final int userId = UserHandle.getCallingUserId(); 11583 // reader 11584 synchronized (mPackages) { 11585 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11586 if (pir != null) { 11587 final Iterator<PreferredActivity> it = pir.filterIterator(); 11588 while (it.hasNext()) { 11589 final PreferredActivity pa = it.next(); 11590 if (packageName == null 11591 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11592 && pa.mPref.mAlways)) { 11593 if (outFilters != null) { 11594 outFilters.add(new IntentFilter(pa)); 11595 } 11596 if (outActivities != null) { 11597 outActivities.add(pa.mPref.mComponent); 11598 } 11599 } 11600 } 11601 } 11602 } 11603 11604 return num; 11605 } 11606 11607 @Override 11608 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11609 int userId) { 11610 int callingUid = Binder.getCallingUid(); 11611 if (callingUid != Process.SYSTEM_UID) { 11612 throw new SecurityException( 11613 "addPersistentPreferredActivity can only be run by the system"); 11614 } 11615 if (filter.countActions() == 0) { 11616 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11617 return; 11618 } 11619 synchronized (mPackages) { 11620 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11621 " :"); 11622 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11623 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11624 new PersistentPreferredActivity(filter, activity)); 11625 mSettings.writePackageRestrictionsLPr(userId); 11626 } 11627 } 11628 11629 @Override 11630 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11631 int callingUid = Binder.getCallingUid(); 11632 if (callingUid != Process.SYSTEM_UID) { 11633 throw new SecurityException( 11634 "clearPackagePersistentPreferredActivities can only be run by the system"); 11635 } 11636 ArrayList<PersistentPreferredActivity> removed = null; 11637 boolean changed = false; 11638 synchronized (mPackages) { 11639 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11640 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11641 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11642 .valueAt(i); 11643 if (userId != thisUserId) { 11644 continue; 11645 } 11646 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11647 while (it.hasNext()) { 11648 PersistentPreferredActivity ppa = it.next(); 11649 // Mark entry for removal only if it matches the package name. 11650 if (ppa.mComponent.getPackageName().equals(packageName)) { 11651 if (removed == null) { 11652 removed = new ArrayList<PersistentPreferredActivity>(); 11653 } 11654 removed.add(ppa); 11655 } 11656 } 11657 if (removed != null) { 11658 for (int j=0; j<removed.size(); j++) { 11659 PersistentPreferredActivity ppa = removed.get(j); 11660 ppir.removeFilter(ppa); 11661 } 11662 changed = true; 11663 } 11664 } 11665 11666 if (changed) { 11667 mSettings.writePackageRestrictionsLPr(userId); 11668 } 11669 } 11670 } 11671 11672 @Override 11673 public void addCrossProfileIntentFilter(IntentFilter intentFilter, int sourceUserId, 11674 int targetUserId, int flags) { 11675 mContext.enforceCallingOrSelfPermission( 11676 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11677 if (intentFilter.countActions() == 0) { 11678 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11679 return; 11680 } 11681 synchronized (mPackages) { 11682 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11683 targetUserId, flags); 11684 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11685 mSettings.writePackageRestrictionsLPr(sourceUserId); 11686 } 11687 } 11688 11689 public void addCrossProfileIntentsForPackage(String packageName, 11690 int sourceUserId, int targetUserId) { 11691 mContext.enforceCallingOrSelfPermission( 11692 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11693 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11694 mSettings.writePackageRestrictionsLPr(sourceUserId); 11695 } 11696 11697 public void removeCrossProfileIntentsForPackage(String packageName, 11698 int sourceUserId, int targetUserId) { 11699 mContext.enforceCallingOrSelfPermission( 11700 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11701 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11702 mSettings.writePackageRestrictionsLPr(sourceUserId); 11703 } 11704 11705 @Override 11706 public void clearCrossProfileIntentFilters(int sourceUserId) { 11707 mContext.enforceCallingOrSelfPermission( 11708 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11709 synchronized (mPackages) { 11710 CrossProfileIntentResolver resolver = 11711 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11712 HashSet<CrossProfileIntentFilter> set = 11713 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11714 for (CrossProfileIntentFilter filter : set) { 11715 if ((filter.getFlags() & PackageManager.SET_BY_PROFILE_OWNER) != 0) { 11716 resolver.removeFilter(filter); 11717 } 11718 } 11719 mSettings.writePackageRestrictionsLPr(sourceUserId); 11720 } 11721 } 11722 11723 @Override 11724 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11725 Intent intent = new Intent(Intent.ACTION_MAIN); 11726 intent.addCategory(Intent.CATEGORY_HOME); 11727 11728 final int callingUserId = UserHandle.getCallingUserId(); 11729 List<ResolveInfo> list = queryIntentActivities(intent, null, 11730 PackageManager.GET_META_DATA, callingUserId); 11731 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11732 true, false, false, callingUserId); 11733 11734 allHomeCandidates.clear(); 11735 if (list != null) { 11736 for (ResolveInfo ri : list) { 11737 allHomeCandidates.add(ri); 11738 } 11739 } 11740 return (preferred == null || preferred.activityInfo == null) 11741 ? null 11742 : new ComponentName(preferred.activityInfo.packageName, 11743 preferred.activityInfo.name); 11744 } 11745 11746 @Override 11747 public void setApplicationEnabledSetting(String appPackageName, 11748 int newState, int flags, int userId, String callingPackage) { 11749 if (!sUserManager.exists(userId)) return; 11750 if (callingPackage == null) { 11751 callingPackage = Integer.toString(Binder.getCallingUid()); 11752 } 11753 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11754 } 11755 11756 @Override 11757 public void setComponentEnabledSetting(ComponentName componentName, 11758 int newState, int flags, int userId) { 11759 if (!sUserManager.exists(userId)) return; 11760 setEnabledSetting(componentName.getPackageName(), 11761 componentName.getClassName(), newState, flags, userId, null); 11762 } 11763 11764 private void setEnabledSetting(final String packageName, String className, int newState, 11765 final int flags, int userId, String callingPackage) { 11766 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11767 || newState == COMPONENT_ENABLED_STATE_ENABLED 11768 || newState == COMPONENT_ENABLED_STATE_DISABLED 11769 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11770 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11771 throw new IllegalArgumentException("Invalid new component state: " 11772 + newState); 11773 } 11774 PackageSetting pkgSetting; 11775 final int uid = Binder.getCallingUid(); 11776 final int permission = mContext.checkCallingOrSelfPermission( 11777 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11778 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11779 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11780 boolean sendNow = false; 11781 boolean isApp = (className == null); 11782 String componentName = isApp ? packageName : className; 11783 int packageUid = -1; 11784 ArrayList<String> components; 11785 11786 // writer 11787 synchronized (mPackages) { 11788 pkgSetting = mSettings.mPackages.get(packageName); 11789 if (pkgSetting == null) { 11790 if (className == null) { 11791 throw new IllegalArgumentException( 11792 "Unknown package: " + packageName); 11793 } 11794 throw new IllegalArgumentException( 11795 "Unknown component: " + packageName 11796 + "/" + className); 11797 } 11798 // Allow root and verify that userId is not being specified by a different user 11799 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11800 throw new SecurityException( 11801 "Permission Denial: attempt to change component state from pid=" 11802 + Binder.getCallingPid() 11803 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11804 } 11805 if (className == null) { 11806 // We're dealing with an application/package level state change 11807 if (pkgSetting.getEnabled(userId) == newState) { 11808 // Nothing to do 11809 return; 11810 } 11811 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11812 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11813 // Don't care about who enables an app. 11814 callingPackage = null; 11815 } 11816 pkgSetting.setEnabled(newState, userId, callingPackage); 11817 // pkgSetting.pkg.mSetEnabled = newState; 11818 } else { 11819 // We're dealing with a component level state change 11820 // First, verify that this is a valid class name. 11821 PackageParser.Package pkg = pkgSetting.pkg; 11822 if (pkg == null || !pkg.hasComponentClassName(className)) { 11823 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11824 throw new IllegalArgumentException("Component class " + className 11825 + " does not exist in " + packageName); 11826 } else { 11827 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11828 + className + " does not exist in " + packageName); 11829 } 11830 } 11831 switch (newState) { 11832 case COMPONENT_ENABLED_STATE_ENABLED: 11833 if (!pkgSetting.enableComponentLPw(className, userId)) { 11834 return; 11835 } 11836 break; 11837 case COMPONENT_ENABLED_STATE_DISABLED: 11838 if (!pkgSetting.disableComponentLPw(className, userId)) { 11839 return; 11840 } 11841 break; 11842 case COMPONENT_ENABLED_STATE_DEFAULT: 11843 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11844 return; 11845 } 11846 break; 11847 default: 11848 Slog.e(TAG, "Invalid new component state: " + newState); 11849 return; 11850 } 11851 } 11852 mSettings.writePackageRestrictionsLPr(userId); 11853 components = mPendingBroadcasts.get(userId, packageName); 11854 final boolean newPackage = components == null; 11855 if (newPackage) { 11856 components = new ArrayList<String>(); 11857 } 11858 if (!components.contains(componentName)) { 11859 components.add(componentName); 11860 } 11861 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11862 sendNow = true; 11863 // Purge entry from pending broadcast list if another one exists already 11864 // since we are sending one right away. 11865 mPendingBroadcasts.remove(userId, packageName); 11866 } else { 11867 if (newPackage) { 11868 mPendingBroadcasts.put(userId, packageName, components); 11869 } 11870 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11871 // Schedule a message 11872 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11873 } 11874 } 11875 } 11876 11877 long callingId = Binder.clearCallingIdentity(); 11878 try { 11879 if (sendNow) { 11880 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11881 sendPackageChangedBroadcast(packageName, 11882 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11883 } 11884 } finally { 11885 Binder.restoreCallingIdentity(callingId); 11886 } 11887 } 11888 11889 private void sendPackageChangedBroadcast(String packageName, 11890 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11891 if (DEBUG_INSTALL) 11892 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11893 + componentNames); 11894 Bundle extras = new Bundle(4); 11895 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11896 String nameList[] = new String[componentNames.size()]; 11897 componentNames.toArray(nameList); 11898 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11899 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11900 extras.putInt(Intent.EXTRA_UID, packageUid); 11901 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11902 new int[] {UserHandle.getUserId(packageUid)}); 11903 } 11904 11905 @Override 11906 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11907 if (!sUserManager.exists(userId)) return; 11908 final int uid = Binder.getCallingUid(); 11909 final int permission = mContext.checkCallingOrSelfPermission( 11910 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11911 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11912 enforceCrossUserPermission(uid, userId, true, "stop package"); 11913 // writer 11914 synchronized (mPackages) { 11915 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11916 uid, userId)) { 11917 scheduleWritePackageRestrictionsLocked(userId); 11918 } 11919 } 11920 } 11921 11922 @Override 11923 public String getInstallerPackageName(String packageName) { 11924 // reader 11925 synchronized (mPackages) { 11926 return mSettings.getInstallerPackageNameLPr(packageName); 11927 } 11928 } 11929 11930 @Override 11931 public int getApplicationEnabledSetting(String packageName, int userId) { 11932 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11933 int uid = Binder.getCallingUid(); 11934 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11935 // reader 11936 synchronized (mPackages) { 11937 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11938 } 11939 } 11940 11941 @Override 11942 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11943 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11944 int uid = Binder.getCallingUid(); 11945 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11946 // reader 11947 synchronized (mPackages) { 11948 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11949 } 11950 } 11951 11952 @Override 11953 public void enterSafeMode() { 11954 enforceSystemOrRoot("Only the system can request entering safe mode"); 11955 11956 if (!mSystemReady) { 11957 mSafeMode = true; 11958 } 11959 } 11960 11961 @Override 11962 public void systemReady() { 11963 mSystemReady = true; 11964 11965 // Read the compatibilty setting when the system is ready. 11966 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11967 mContext.getContentResolver(), 11968 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11969 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11970 if (DEBUG_SETTINGS) { 11971 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11972 } 11973 11974 synchronized (mPackages) { 11975 // Verify that all of the preferred activity components actually 11976 // exist. It is possible for applications to be updated and at 11977 // that point remove a previously declared activity component that 11978 // had been set as a preferred activity. We try to clean this up 11979 // the next time we encounter that preferred activity, but it is 11980 // possible for the user flow to never be able to return to that 11981 // situation so here we do a sanity check to make sure we haven't 11982 // left any junk around. 11983 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11984 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11985 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11986 removed.clear(); 11987 for (PreferredActivity pa : pir.filterSet()) { 11988 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11989 removed.add(pa); 11990 } 11991 } 11992 if (removed.size() > 0) { 11993 for (int r=0; r<removed.size(); r++) { 11994 PreferredActivity pa = removed.get(r); 11995 Slog.w(TAG, "Removing dangling preferred activity: " 11996 + pa.mPref.mComponent); 11997 pir.removeFilter(pa); 11998 } 11999 mSettings.writePackageRestrictionsLPr( 12000 mSettings.mPreferredActivities.keyAt(i)); 12001 } 12002 } 12003 } 12004 sUserManager.systemReady(); 12005 } 12006 12007 @Override 12008 public boolean isSafeMode() { 12009 return mSafeMode; 12010 } 12011 12012 @Override 12013 public boolean hasSystemUidErrors() { 12014 return mHasSystemUidErrors; 12015 } 12016 12017 static String arrayToString(int[] array) { 12018 StringBuffer buf = new StringBuffer(128); 12019 buf.append('['); 12020 if (array != null) { 12021 for (int i=0; i<array.length; i++) { 12022 if (i > 0) buf.append(", "); 12023 buf.append(array[i]); 12024 } 12025 } 12026 buf.append(']'); 12027 return buf.toString(); 12028 } 12029 12030 static class DumpState { 12031 public static final int DUMP_LIBS = 1 << 0; 12032 public static final int DUMP_FEATURES = 1 << 1; 12033 public static final int DUMP_RESOLVERS = 1 << 2; 12034 public static final int DUMP_PERMISSIONS = 1 << 3; 12035 public static final int DUMP_PACKAGES = 1 << 4; 12036 public static final int DUMP_SHARED_USERS = 1 << 5; 12037 public static final int DUMP_MESSAGES = 1 << 6; 12038 public static final int DUMP_PROVIDERS = 1 << 7; 12039 public static final int DUMP_VERIFIERS = 1 << 8; 12040 public static final int DUMP_PREFERRED = 1 << 9; 12041 public static final int DUMP_PREFERRED_XML = 1 << 10; 12042 public static final int DUMP_KEYSETS = 1 << 11; 12043 public static final int DUMP_VERSION = 1 << 12; 12044 public static final int DUMP_INSTALLS = 1 << 13; 12045 12046 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12047 12048 private int mTypes; 12049 12050 private int mOptions; 12051 12052 private boolean mTitlePrinted; 12053 12054 private SharedUserSetting mSharedUser; 12055 12056 public boolean isDumping(int type) { 12057 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12058 return true; 12059 } 12060 12061 return (mTypes & type) != 0; 12062 } 12063 12064 public void setDump(int type) { 12065 mTypes |= type; 12066 } 12067 12068 public boolean isOptionEnabled(int option) { 12069 return (mOptions & option) != 0; 12070 } 12071 12072 public void setOptionEnabled(int option) { 12073 mOptions |= option; 12074 } 12075 12076 public boolean onTitlePrinted() { 12077 final boolean printed = mTitlePrinted; 12078 mTitlePrinted = true; 12079 return printed; 12080 } 12081 12082 public boolean getTitlePrinted() { 12083 return mTitlePrinted; 12084 } 12085 12086 public void setTitlePrinted(boolean enabled) { 12087 mTitlePrinted = enabled; 12088 } 12089 12090 public SharedUserSetting getSharedUser() { 12091 return mSharedUser; 12092 } 12093 12094 public void setSharedUser(SharedUserSetting user) { 12095 mSharedUser = user; 12096 } 12097 } 12098 12099 @Override 12100 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12101 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12102 != PackageManager.PERMISSION_GRANTED) { 12103 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12104 + Binder.getCallingPid() 12105 + ", uid=" + Binder.getCallingUid() 12106 + " without permission " 12107 + android.Manifest.permission.DUMP); 12108 return; 12109 } 12110 12111 DumpState dumpState = new DumpState(); 12112 boolean fullPreferred = false; 12113 boolean checkin = false; 12114 12115 String packageName = null; 12116 12117 int opti = 0; 12118 while (opti < args.length) { 12119 String opt = args[opti]; 12120 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12121 break; 12122 } 12123 opti++; 12124 if ("-a".equals(opt)) { 12125 // Right now we only know how to print all. 12126 } else if ("-h".equals(opt)) { 12127 pw.println("Package manager dump options:"); 12128 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12129 pw.println(" --checkin: dump for a checkin"); 12130 pw.println(" -f: print details of intent filters"); 12131 pw.println(" -h: print this help"); 12132 pw.println(" cmd may be one of:"); 12133 pw.println(" l[ibraries]: list known shared libraries"); 12134 pw.println(" f[ibraries]: list device features"); 12135 pw.println(" k[eysets]: print known keysets"); 12136 pw.println(" r[esolvers]: dump intent resolvers"); 12137 pw.println(" perm[issions]: dump permissions"); 12138 pw.println(" pref[erred]: print preferred package settings"); 12139 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12140 pw.println(" prov[iders]: dump content providers"); 12141 pw.println(" p[ackages]: dump installed packages"); 12142 pw.println(" s[hared-users]: dump shared user IDs"); 12143 pw.println(" m[essages]: print collected runtime messages"); 12144 pw.println(" v[erifiers]: print package verifier info"); 12145 pw.println(" version: print database version info"); 12146 pw.println(" write: write current settings now"); 12147 pw.println(" <package.name>: info about given package"); 12148 pw.println(" installs: details about install sessions"); 12149 return; 12150 } else if ("--checkin".equals(opt)) { 12151 checkin = true; 12152 } else if ("-f".equals(opt)) { 12153 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12154 } else { 12155 pw.println("Unknown argument: " + opt + "; use -h for help"); 12156 } 12157 } 12158 12159 // Is the caller requesting to dump a particular piece of data? 12160 if (opti < args.length) { 12161 String cmd = args[opti]; 12162 opti++; 12163 // Is this a package name? 12164 if ("android".equals(cmd) || cmd.contains(".")) { 12165 packageName = cmd; 12166 // When dumping a single package, we always dump all of its 12167 // filter information since the amount of data will be reasonable. 12168 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12169 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12170 dumpState.setDump(DumpState.DUMP_LIBS); 12171 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12172 dumpState.setDump(DumpState.DUMP_FEATURES); 12173 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12174 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12175 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12176 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12177 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12178 dumpState.setDump(DumpState.DUMP_PREFERRED); 12179 } else if ("preferred-xml".equals(cmd)) { 12180 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12181 if (opti < args.length && "--full".equals(args[opti])) { 12182 fullPreferred = true; 12183 opti++; 12184 } 12185 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12186 dumpState.setDump(DumpState.DUMP_PACKAGES); 12187 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12188 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12189 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12190 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12191 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12192 dumpState.setDump(DumpState.DUMP_MESSAGES); 12193 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12194 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12195 } else if ("version".equals(cmd)) { 12196 dumpState.setDump(DumpState.DUMP_VERSION); 12197 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12198 dumpState.setDump(DumpState.DUMP_KEYSETS); 12199 } else if ("write".equals(cmd)) { 12200 synchronized (mPackages) { 12201 mSettings.writeLPr(); 12202 pw.println("Settings written."); 12203 return; 12204 } 12205 } else if ("installs".equals(cmd)) { 12206 dumpState.setDump(DumpState.DUMP_INSTALLS); 12207 } 12208 } 12209 12210 if (checkin) { 12211 pw.println("vers,1"); 12212 } 12213 12214 // reader 12215 synchronized (mPackages) { 12216 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12217 if (!checkin) { 12218 if (dumpState.onTitlePrinted()) 12219 pw.println(); 12220 pw.println("Database versions:"); 12221 pw.print(" SDK Version:"); 12222 pw.print(" internal="); 12223 pw.print(mSettings.mInternalSdkPlatform); 12224 pw.print(" external="); 12225 pw.println(mSettings.mExternalSdkPlatform); 12226 pw.print(" DB Version:"); 12227 pw.print(" internal="); 12228 pw.print(mSettings.mInternalDatabaseVersion); 12229 pw.print(" external="); 12230 pw.println(mSettings.mExternalDatabaseVersion); 12231 } 12232 } 12233 12234 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12235 if (!checkin) { 12236 if (dumpState.onTitlePrinted()) 12237 pw.println(); 12238 pw.println("Verifiers:"); 12239 pw.print(" Required: "); 12240 pw.print(mRequiredVerifierPackage); 12241 pw.print(" (uid="); 12242 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12243 pw.println(")"); 12244 } else if (mRequiredVerifierPackage != null) { 12245 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12246 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12247 } 12248 } 12249 12250 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12251 boolean printedHeader = false; 12252 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12253 while (it.hasNext()) { 12254 String name = it.next(); 12255 SharedLibraryEntry ent = mSharedLibraries.get(name); 12256 if (!checkin) { 12257 if (!printedHeader) { 12258 if (dumpState.onTitlePrinted()) 12259 pw.println(); 12260 pw.println("Libraries:"); 12261 printedHeader = true; 12262 } 12263 pw.print(" "); 12264 } else { 12265 pw.print("lib,"); 12266 } 12267 pw.print(name); 12268 if (!checkin) { 12269 pw.print(" -> "); 12270 } 12271 if (ent.path != null) { 12272 if (!checkin) { 12273 pw.print("(jar) "); 12274 pw.print(ent.path); 12275 } else { 12276 pw.print(",jar,"); 12277 pw.print(ent.path); 12278 } 12279 } else { 12280 if (!checkin) { 12281 pw.print("(apk) "); 12282 pw.print(ent.apk); 12283 } else { 12284 pw.print(",apk,"); 12285 pw.print(ent.apk); 12286 } 12287 } 12288 pw.println(); 12289 } 12290 } 12291 12292 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12293 if (dumpState.onTitlePrinted()) 12294 pw.println(); 12295 if (!checkin) { 12296 pw.println("Features:"); 12297 } 12298 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12299 while (it.hasNext()) { 12300 String name = it.next(); 12301 if (!checkin) { 12302 pw.print(" "); 12303 } else { 12304 pw.print("feat,"); 12305 } 12306 pw.println(name); 12307 } 12308 } 12309 12310 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12311 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12312 : "Activity Resolver Table:", " ", packageName, 12313 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12314 dumpState.setTitlePrinted(true); 12315 } 12316 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12317 : "Receiver Resolver Table:", " ", packageName, 12318 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12319 dumpState.setTitlePrinted(true); 12320 } 12321 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12322 : "Service Resolver Table:", " ", packageName, 12323 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12324 dumpState.setTitlePrinted(true); 12325 } 12326 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12327 : "Provider Resolver Table:", " ", packageName, 12328 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12329 dumpState.setTitlePrinted(true); 12330 } 12331 } 12332 12333 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12334 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12335 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12336 int user = mSettings.mPreferredActivities.keyAt(i); 12337 if (pir.dump(pw, 12338 dumpState.getTitlePrinted() 12339 ? "\nPreferred Activities User " + user + ":" 12340 : "Preferred Activities User " + user + ":", " ", 12341 packageName, true)) { 12342 dumpState.setTitlePrinted(true); 12343 } 12344 } 12345 } 12346 12347 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12348 pw.flush(); 12349 FileOutputStream fout = new FileOutputStream(fd); 12350 BufferedOutputStream str = new BufferedOutputStream(fout); 12351 XmlSerializer serializer = new FastXmlSerializer(); 12352 try { 12353 serializer.setOutput(str, "utf-8"); 12354 serializer.startDocument(null, true); 12355 serializer.setFeature( 12356 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12357 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12358 serializer.endDocument(); 12359 serializer.flush(); 12360 } catch (IllegalArgumentException e) { 12361 pw.println("Failed writing: " + e); 12362 } catch (IllegalStateException e) { 12363 pw.println("Failed writing: " + e); 12364 } catch (IOException e) { 12365 pw.println("Failed writing: " + e); 12366 } 12367 } 12368 12369 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12370 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12371 } 12372 12373 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12374 boolean printedSomething = false; 12375 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12376 if (packageName != null && !packageName.equals(p.info.packageName)) { 12377 continue; 12378 } 12379 if (!printedSomething) { 12380 if (dumpState.onTitlePrinted()) 12381 pw.println(); 12382 pw.println("Registered ContentProviders:"); 12383 printedSomething = true; 12384 } 12385 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12386 pw.print(" "); pw.println(p.toString()); 12387 } 12388 printedSomething = false; 12389 for (Map.Entry<String, PackageParser.Provider> entry : 12390 mProvidersByAuthority.entrySet()) { 12391 PackageParser.Provider p = entry.getValue(); 12392 if (packageName != null && !packageName.equals(p.info.packageName)) { 12393 continue; 12394 } 12395 if (!printedSomething) { 12396 if (dumpState.onTitlePrinted()) 12397 pw.println(); 12398 pw.println("ContentProvider Authorities:"); 12399 printedSomething = true; 12400 } 12401 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12402 pw.print(" "); pw.println(p.toString()); 12403 if (p.info != null && p.info.applicationInfo != null) { 12404 final String appInfo = p.info.applicationInfo.toString(); 12405 pw.print(" applicationInfo="); pw.println(appInfo); 12406 } 12407 } 12408 } 12409 12410 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12411 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12412 } 12413 12414 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12415 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12416 } 12417 12418 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12419 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12420 } 12421 12422 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12423 if (dumpState.onTitlePrinted()) pw.println(); 12424 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12425 } 12426 12427 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12428 if (dumpState.onTitlePrinted()) pw.println(); 12429 mSettings.dumpReadMessagesLPr(pw, dumpState); 12430 12431 pw.println(); 12432 pw.println("Package warning messages:"); 12433 final File fname = getSettingsProblemFile(); 12434 FileInputStream in = null; 12435 try { 12436 in = new FileInputStream(fname); 12437 final int avail = in.available(); 12438 final byte[] data = new byte[avail]; 12439 in.read(data); 12440 pw.print(new String(data)); 12441 } catch (FileNotFoundException e) { 12442 } catch (IOException e) { 12443 } finally { 12444 if (in != null) { 12445 try { 12446 in.close(); 12447 } catch (IOException e) { 12448 } 12449 } 12450 } 12451 } 12452 } 12453 } 12454 12455 // ------- apps on sdcard specific code ------- 12456 static final boolean DEBUG_SD_INSTALL = false; 12457 12458 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12459 12460 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12461 12462 private boolean mMediaMounted = false; 12463 12464 private String getEncryptKey() { 12465 try { 12466 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12467 SD_ENCRYPTION_KEYSTORE_NAME); 12468 if (sdEncKey == null) { 12469 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12470 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12471 if (sdEncKey == null) { 12472 Slog.e(TAG, "Failed to create encryption keys"); 12473 return null; 12474 } 12475 } 12476 return sdEncKey; 12477 } catch (NoSuchAlgorithmException nsae) { 12478 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12479 return null; 12480 } catch (IOException ioe) { 12481 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12482 return null; 12483 } 12484 12485 } 12486 12487 /* package */static String getTempContainerId() { 12488 int tmpIdx = 1; 12489 String list[] = PackageHelper.getSecureContainerList(); 12490 if (list != null) { 12491 for (final String name : list) { 12492 // Ignore null and non-temporary container entries 12493 if (name == null || !name.startsWith(mTempContainerPrefix)) { 12494 continue; 12495 } 12496 12497 String subStr = name.substring(mTempContainerPrefix.length()); 12498 try { 12499 int cid = Integer.parseInt(subStr); 12500 if (cid >= tmpIdx) { 12501 tmpIdx = cid + 1; 12502 } 12503 } catch (NumberFormatException e) { 12504 } 12505 } 12506 } 12507 return mTempContainerPrefix + tmpIdx; 12508 } 12509 12510 /* 12511 * Update media status on PackageManager. 12512 */ 12513 @Override 12514 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12515 int callingUid = Binder.getCallingUid(); 12516 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12517 throw new SecurityException("Media status can only be updated by the system"); 12518 } 12519 // reader; this apparently protects mMediaMounted, but should probably 12520 // be a different lock in that case. 12521 synchronized (mPackages) { 12522 Log.i(TAG, "Updating external media status from " 12523 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12524 + (mediaStatus ? "mounted" : "unmounted")); 12525 if (DEBUG_SD_INSTALL) 12526 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12527 + ", mMediaMounted=" + mMediaMounted); 12528 if (mediaStatus == mMediaMounted) { 12529 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12530 : 0, -1); 12531 mHandler.sendMessage(msg); 12532 return; 12533 } 12534 mMediaMounted = mediaStatus; 12535 } 12536 // Queue up an async operation since the package installation may take a 12537 // little while. 12538 mHandler.post(new Runnable() { 12539 public void run() { 12540 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12541 } 12542 }); 12543 } 12544 12545 /** 12546 * Called by MountService when the initial ASECs to scan are available. 12547 * Should block until all the ASEC containers are finished being scanned. 12548 */ 12549 public void scanAvailableAsecs() { 12550 updateExternalMediaStatusInner(true, false, false); 12551 if (mShouldRestoreconData) { 12552 SELinuxMMAC.setRestoreconDone(); 12553 mShouldRestoreconData = false; 12554 } 12555 } 12556 12557 /* 12558 * Collect information of applications on external media, map them against 12559 * existing containers and update information based on current mount status. 12560 * Please note that we always have to report status if reportStatus has been 12561 * set to true especially when unloading packages. 12562 */ 12563 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12564 boolean externalStorage) { 12565 // Collection of uids 12566 int uidArr[] = null; 12567 // Collection of stale containers 12568 HashSet<String> removeCids = new HashSet<String>(); 12569 // Collection of packages on external media with valid containers. 12570 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 12571 // Get list of secure containers. 12572 final String list[] = PackageHelper.getSecureContainerList(); 12573 if (list == null || list.length == 0) { 12574 Log.i(TAG, "No secure containers on sdcard"); 12575 } else { 12576 // Process list of secure containers and categorize them 12577 // as active or stale based on their package internal state. 12578 int uidList[] = new int[list.length]; 12579 int num = 0; 12580 // reader 12581 synchronized (mPackages) { 12582 for (String cid : list) { 12583 if (DEBUG_SD_INSTALL) 12584 Log.i(TAG, "Processing container " + cid); 12585 String pkgName = getAsecPackageName(cid); 12586 if (pkgName == null) { 12587 if (DEBUG_SD_INSTALL) 12588 Log.i(TAG, "Container : " + cid + " stale"); 12589 removeCids.add(cid); 12590 continue; 12591 } 12592 if (DEBUG_SD_INSTALL) 12593 Log.i(TAG, "Looking for pkg : " + pkgName); 12594 12595 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12596 if (ps == null) { 12597 Log.i(TAG, "Deleting container with no matching settings " + cid); 12598 removeCids.add(cid); 12599 continue; 12600 } 12601 12602 /* 12603 * Skip packages that are not external if we're unmounting 12604 * external storage. 12605 */ 12606 if (externalStorage && !isMounted && !isExternal(ps)) { 12607 continue; 12608 } 12609 12610 final AsecInstallArgs args = new AsecInstallArgs(cid, 12611 getAppDexInstructionSets(ps), isForwardLocked(ps), isMultiArch(ps)); 12612 // The package status is changed only if the code path 12613 // matches between settings and the container id. 12614 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 12615 if (DEBUG_SD_INSTALL) { 12616 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12617 + " at code path: " + ps.codePathString); 12618 } 12619 12620 // We do have a valid package installed on sdcard 12621 processCids.put(args, ps.codePathString); 12622 final int uid = ps.appId; 12623 if (uid != -1) { 12624 uidList[num++] = uid; 12625 } 12626 } else { 12627 Log.i(TAG, "Deleting stale container for " + cid); 12628 removeCids.add(cid); 12629 } 12630 } 12631 } 12632 12633 if (num > 0) { 12634 // Sort uid list 12635 Arrays.sort(uidList, 0, num); 12636 // Throw away duplicates 12637 uidArr = new int[num]; 12638 uidArr[0] = uidList[0]; 12639 int di = 0; 12640 for (int i = 1; i < num; i++) { 12641 if (uidList[i - 1] != uidList[i]) { 12642 uidArr[di++] = uidList[i]; 12643 } 12644 } 12645 } 12646 } 12647 // Process packages with valid entries. 12648 if (isMounted) { 12649 if (DEBUG_SD_INSTALL) 12650 Log.i(TAG, "Loading packages"); 12651 loadMediaPackages(processCids, uidArr, removeCids); 12652 startCleaningPackages(); 12653 } else { 12654 if (DEBUG_SD_INSTALL) 12655 Log.i(TAG, "Unloading packages"); 12656 unloadMediaPackages(processCids, uidArr, reportStatus); 12657 } 12658 } 12659 12660 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12661 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12662 int size = pkgList.size(); 12663 if (size > 0) { 12664 // Send broadcasts here 12665 Bundle extras = new Bundle(); 12666 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12667 .toArray(new String[size])); 12668 if (uidArr != null) { 12669 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12670 } 12671 if (replacing) { 12672 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12673 } 12674 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12675 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12676 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12677 } 12678 } 12679 12680 /* 12681 * Look at potentially valid container ids from processCids If package 12682 * information doesn't match the one on record or package scanning fails, 12683 * the cid is added to list of removeCids. We currently don't delete stale 12684 * containers. 12685 */ 12686 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12687 HashSet<String> removeCids) { 12688 ArrayList<String> pkgList = new ArrayList<String>(); 12689 Set<AsecInstallArgs> keys = processCids.keySet(); 12690 boolean doGc = false; 12691 for (AsecInstallArgs args : keys) { 12692 String codePath = processCids.get(args); 12693 if (DEBUG_SD_INSTALL) 12694 Log.i(TAG, "Loading container : " + args.cid); 12695 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12696 try { 12697 // Make sure there are no container errors first. 12698 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12699 Slog.e(TAG, "Failed to mount cid : " + args.cid 12700 + " when installing from sdcard"); 12701 continue; 12702 } 12703 // Check code path here. 12704 if (codePath == null || !codePath.equals(args.getCodePath())) { 12705 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12706 + " does not match one in settings " + codePath); 12707 continue; 12708 } 12709 // Parse package 12710 int parseFlags = mDefParseFlags; 12711 if (args.isExternal()) { 12712 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12713 } 12714 if (args.isFwdLocked()) { 12715 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12716 } 12717 12718 doGc = true; 12719 synchronized (mInstallLock) { 12720 PackageParser.Package pkg = null; 12721 try { 12722 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null, null); 12723 } catch (PackageManagerException e) { 12724 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12725 } 12726 // Scan the package 12727 if (pkg != null) { 12728 /* 12729 * TODO why is the lock being held? doPostInstall is 12730 * called in other places without the lock. This needs 12731 * to be straightened out. 12732 */ 12733 // writer 12734 synchronized (mPackages) { 12735 retCode = PackageManager.INSTALL_SUCCEEDED; 12736 pkgList.add(pkg.packageName); 12737 // Post process args 12738 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12739 pkg.applicationInfo.uid); 12740 } 12741 } else { 12742 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12743 } 12744 } 12745 12746 } finally { 12747 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12748 // Don't destroy container here. Wait till gc clears things 12749 // up. 12750 removeCids.add(args.cid); 12751 } 12752 } 12753 } 12754 // writer 12755 synchronized (mPackages) { 12756 // If the platform SDK has changed since the last time we booted, 12757 // we need to re-grant app permission to catch any new ones that 12758 // appear. This is really a hack, and means that apps can in some 12759 // cases get permissions that the user didn't initially explicitly 12760 // allow... it would be nice to have some better way to handle 12761 // this situation. 12762 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12763 if (regrantPermissions) 12764 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12765 + mSdkVersion + "; regranting permissions for external storage"); 12766 mSettings.mExternalSdkPlatform = mSdkVersion; 12767 12768 // Make sure group IDs have been assigned, and any permission 12769 // changes in other apps are accounted for 12770 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12771 | (regrantPermissions 12772 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12773 : 0)); 12774 12775 mSettings.updateExternalDatabaseVersion(); 12776 12777 // can downgrade to reader 12778 // Persist settings 12779 mSettings.writeLPr(); 12780 } 12781 // Send a broadcast to let everyone know we are done processing 12782 if (pkgList.size() > 0) { 12783 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12784 } 12785 // Force gc to avoid any stale parser references that we might have. 12786 if (doGc) { 12787 Runtime.getRuntime().gc(); 12788 } 12789 // List stale containers and destroy stale temporary containers. 12790 if (removeCids != null) { 12791 for (String cid : removeCids) { 12792 if (cid.startsWith(mTempContainerPrefix)) { 12793 Log.i(TAG, "Destroying stale temporary container " + cid); 12794 PackageHelper.destroySdDir(cid); 12795 } else { 12796 Log.w(TAG, "Container " + cid + " is stale"); 12797 } 12798 } 12799 } 12800 } 12801 12802 /* 12803 * Utility method to unload a list of specified containers 12804 */ 12805 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12806 // Just unmount all valid containers. 12807 for (AsecInstallArgs arg : cidArgs) { 12808 synchronized (mInstallLock) { 12809 arg.doPostDeleteLI(false); 12810 } 12811 } 12812 } 12813 12814 /* 12815 * Unload packages mounted on external media. This involves deleting package 12816 * data from internal structures, sending broadcasts about diabled packages, 12817 * gc'ing to free up references, unmounting all secure containers 12818 * corresponding to packages on external media, and posting a 12819 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12820 * that we always have to post this message if status has been requested no 12821 * matter what. 12822 */ 12823 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12824 final boolean reportStatus) { 12825 if (DEBUG_SD_INSTALL) 12826 Log.i(TAG, "unloading media packages"); 12827 ArrayList<String> pkgList = new ArrayList<String>(); 12828 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12829 final Set<AsecInstallArgs> keys = processCids.keySet(); 12830 for (AsecInstallArgs args : keys) { 12831 String pkgName = args.getPackageName(); 12832 if (DEBUG_SD_INSTALL) 12833 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12834 // Delete package internally 12835 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12836 synchronized (mInstallLock) { 12837 boolean res = deletePackageLI(pkgName, null, false, null, null, 12838 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12839 if (res) { 12840 pkgList.add(pkgName); 12841 } else { 12842 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12843 failedList.add(args); 12844 } 12845 } 12846 } 12847 12848 // reader 12849 synchronized (mPackages) { 12850 // We didn't update the settings after removing each package; 12851 // write them now for all packages. 12852 mSettings.writeLPr(); 12853 } 12854 12855 // We have to absolutely send UPDATED_MEDIA_STATUS only 12856 // after confirming that all the receivers processed the ordered 12857 // broadcast when packages get disabled, force a gc to clean things up. 12858 // and unload all the containers. 12859 if (pkgList.size() > 0) { 12860 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12861 new IIntentReceiver.Stub() { 12862 public void performReceive(Intent intent, int resultCode, String data, 12863 Bundle extras, boolean ordered, boolean sticky, 12864 int sendingUser) throws RemoteException { 12865 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12866 reportStatus ? 1 : 0, 1, keys); 12867 mHandler.sendMessage(msg); 12868 } 12869 }); 12870 } else { 12871 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12872 keys); 12873 mHandler.sendMessage(msg); 12874 } 12875 } 12876 12877 /** Binder call */ 12878 @Override 12879 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12880 final int flags) { 12881 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12882 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12883 int returnCode = PackageManager.MOVE_SUCCEEDED; 12884 int currFlags = 0; 12885 int newFlags = 0; 12886 // reader 12887 synchronized (mPackages) { 12888 PackageParser.Package pkg = mPackages.get(packageName); 12889 if (pkg == null) { 12890 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12891 } else { 12892 // Disable moving fwd locked apps and system packages 12893 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12894 Slog.w(TAG, "Cannot move system application"); 12895 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12896 } else if (pkg.mOperationPending) { 12897 Slog.w(TAG, "Attempt to move package which has pending operations"); 12898 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12899 } else { 12900 // Find install location first 12901 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12902 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12903 Slog.w(TAG, "Ambigous flags specified for move location."); 12904 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12905 } else { 12906 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 12907 : PackageManager.INSTALL_INTERNAL; 12908 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 12909 : PackageManager.INSTALL_INTERNAL; 12910 12911 if (newFlags == currFlags) { 12912 Slog.w(TAG, "No move required. Trying to move to same location"); 12913 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12914 } else { 12915 if (isForwardLocked(pkg)) { 12916 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12917 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12918 } 12919 } 12920 } 12921 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12922 pkg.mOperationPending = true; 12923 } 12924 } 12925 } 12926 12927 /* 12928 * TODO this next block probably shouldn't be inside the lock. We 12929 * can't guarantee these won't change after this is fired off 12930 * anyway. 12931 */ 12932 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12933 processPendingMove(new MoveParams(null, observer, 0, packageName, null, -1, user, false), 12934 returnCode); 12935 } else { 12936 Message msg = mHandler.obtainMessage(INIT_COPY); 12937 final String[] instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 12938 final boolean multiArch = isMultiArch(pkg.applicationInfo); 12939 InstallArgs srcArgs = createInstallArgsForExisting(currFlags, 12940 pkg.applicationInfo.getCodePath(), pkg.applicationInfo.getResourcePath(), 12941 pkg.applicationInfo.nativeLibraryRootDir, instructionSets, multiArch); 12942 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 12943 instructionSets, pkg.applicationInfo.uid, user, multiArch); 12944 msg.obj = mp; 12945 mHandler.sendMessage(msg); 12946 } 12947 } 12948 } 12949 12950 private void processPendingMove(final MoveParams mp, final int currentStatus) { 12951 // Queue up an async operation since the package deletion may take a 12952 // little while. 12953 mHandler.post(new Runnable() { 12954 public void run() { 12955 // TODO fix this; this does nothing. 12956 mHandler.removeCallbacks(this); 12957 int returnCode = currentStatus; 12958 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 12959 int uidArr[] = null; 12960 ArrayList<String> pkgList = null; 12961 synchronized (mPackages) { 12962 PackageParser.Package pkg = mPackages.get(mp.packageName); 12963 if (pkg == null) { 12964 Slog.w(TAG, " Package " + mp.packageName 12965 + " doesn't exist. Aborting move"); 12966 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12967 } else if (!mp.srcArgs.getCodePath().equals( 12968 pkg.applicationInfo.getCodePath())) { 12969 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 12970 + mp.srcArgs.getCodePath() + " to " 12971 + pkg.applicationInfo.getCodePath() 12972 + " Aborting move and returning error"); 12973 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12974 } else { 12975 uidArr = new int[] { 12976 pkg.applicationInfo.uid 12977 }; 12978 pkgList = new ArrayList<String>(); 12979 pkgList.add(mp.packageName); 12980 } 12981 } 12982 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12983 // Send resources unavailable broadcast 12984 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 12985 // Update package code and resource paths 12986 synchronized (mInstallLock) { 12987 synchronized (mPackages) { 12988 PackageParser.Package pkg = mPackages.get(mp.packageName); 12989 // Recheck for package again. 12990 if (pkg == null) { 12991 Slog.w(TAG, " Package " + mp.packageName 12992 + " doesn't exist. Aborting move"); 12993 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12994 } else if (!mp.srcArgs.getCodePath().equals( 12995 pkg.applicationInfo.getCodePath())) { 12996 Slog.w(TAG, "Package " + mp.packageName 12997 + " code path changed from " + mp.srcArgs.getCodePath() 12998 + " to " + pkg.applicationInfo.getCodePath() 12999 + " Aborting move and returning error"); 13000 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 13001 } else { 13002 final String oldCodePath = pkg.codePath; 13003 final String newCodePath = mp.targetArgs.getCodePath(); 13004 final String newResPath = mp.targetArgs.getResourcePath(); 13005 // TODO: This assumes the new style of installation. 13006 // should we look at legacyNativeLibraryPath ? 13007 final String newNativeRoot = new File(pkg.codePath, LIB_DIR_NAME).getAbsolutePath(); 13008 final File newNativeDir = new File(newNativeRoot); 13009 13010 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 13011 // TODO(multiArch): Fix this so that it looks at the existing 13012 // recorded CPU abis from the package. There's no need for a separate 13013 // round of ABI scanning here. 13014 NativeLibraryHelper.Handle handle = null; 13015 try { 13016 handle = NativeLibraryHelper.Handle.create( 13017 new File(newCodePath)); 13018 final int abi = NativeLibraryHelper.findSupportedAbi( 13019 handle, Build.SUPPORTED_ABIS); 13020 if (abi >= 0) { 13021 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 13022 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 13023 } 13024 } catch (IOException ioe) { 13025 Slog.w(TAG, "Unable to extract native libs for package :" 13026 + mp.packageName, ioe); 13027 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 13028 } finally { 13029 IoUtils.closeQuietly(handle); 13030 } 13031 } 13032 13033 final int[] users = sUserManager.getUserIds(); 13034 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13035 for (int user : users) { 13036 // TODO(multiArch): Fix this so that it links to the 13037 // correct directory. We're currently pointing to root. but we 13038 // must point to the arch specific subdirectory (if applicable). 13039 // 13040 // TODO(multiArch): Bogus reference to nativeLibraryDir. 13041 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 13042 newNativeRoot, user) < 0) { 13043 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 13044 } 13045 } 13046 } 13047 13048 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13049 pkg.codePath = newCodePath; 13050 pkg.baseCodePath = newCodePath; 13051 // Move dex files around 13052 if (moveDexFilesLI(oldCodePath, pkg) != PackageManager.INSTALL_SUCCEEDED) { 13053 // Moving of dex files failed. Set 13054 // error code and abort move. 13055 pkg.codePath = oldCodePath; 13056 pkg.baseCodePath = oldCodePath; 13057 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 13058 } 13059 } 13060 13061 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13062 pkg.applicationInfo.setCodePath(newCodePath); 13063 pkg.applicationInfo.setBaseCodePath(newCodePath); 13064 pkg.applicationInfo.setSplitCodePaths(null); 13065 pkg.applicationInfo.setResourcePath(newResPath); 13066 pkg.applicationInfo.setBaseResourcePath(newResPath); 13067 pkg.applicationInfo.setSplitResourcePaths(null); 13068 13069 PackageSetting ps = (PackageSetting) pkg.mExtras; 13070 ps.codePath = new File(pkg.applicationInfo.getCodePath()); 13071 ps.codePathString = ps.codePath.getPath(); 13072 ps.resourcePath = new File(pkg.applicationInfo.getResourcePath()); 13073 ps.resourcePathString = ps.resourcePath.getPath(); 13074 13075 // Note that we don't have to recalculate the primary and secondary 13076 // CPU ABIs because they must already have been calculated during the 13077 // initial install of the app. 13078 ps.legacyNativeLibraryPathString = null; 13079 13080 // Set the application info flag 13081 // correctly. 13082 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 13083 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13084 } else { 13085 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13086 } 13087 ps.setFlags(pkg.applicationInfo.flags); 13088 mAppDirs.remove(oldCodePath); 13089 mAppDirs.put(newCodePath, pkg); 13090 // Persist settings 13091 mSettings.writeLPr(); 13092 } 13093 } 13094 } 13095 } 13096 // Send resources available broadcast 13097 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13098 } 13099 } 13100 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 13101 // Clean up failed installation 13102 if (mp.targetArgs != null) { 13103 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 13104 -1); 13105 } 13106 } else { 13107 // Force a gc to clear things up. 13108 Runtime.getRuntime().gc(); 13109 // Delete older code 13110 synchronized (mInstallLock) { 13111 mp.srcArgs.doPostDeleteLI(true); 13112 } 13113 } 13114 13115 // Allow more operations on this file if we didn't fail because 13116 // an operation was already pending for this package. 13117 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 13118 synchronized (mPackages) { 13119 PackageParser.Package pkg = mPackages.get(mp.packageName); 13120 if (pkg != null) { 13121 pkg.mOperationPending = false; 13122 } 13123 } 13124 } 13125 13126 IPackageMoveObserver observer = mp.observer; 13127 if (observer != null) { 13128 try { 13129 observer.packageMoved(mp.packageName, returnCode); 13130 } catch (RemoteException e) { 13131 Log.i(TAG, "Observer no longer exists."); 13132 } 13133 } 13134 } 13135 }); 13136 } 13137 13138 @Override 13139 public boolean setInstallLocation(int loc) { 13140 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 13141 null); 13142 if (getInstallLocation() == loc) { 13143 return true; 13144 } 13145 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 13146 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 13147 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 13148 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 13149 return true; 13150 } 13151 return false; 13152 } 13153 13154 @Override 13155 public int getInstallLocation() { 13156 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13157 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 13158 PackageHelper.APP_INSTALL_AUTO); 13159 } 13160 13161 /** Called by UserManagerService */ 13162 void cleanUpUserLILPw(int userHandle) { 13163 mDirtyUsers.remove(userHandle); 13164 mSettings.removeUserLPw(userHandle); 13165 mPendingBroadcasts.remove(userHandle); 13166 if (mInstaller != null) { 13167 // Technically, we shouldn't be doing this with the package lock 13168 // held. However, this is very rare, and there is already so much 13169 // other disk I/O going on, that we'll let it slide for now. 13170 mInstaller.removeUserDataDirs(userHandle); 13171 } 13172 mUserNeedsBadging.delete(userHandle); 13173 } 13174 13175 /** Called by UserManagerService */ 13176 void createNewUserLILPw(int userHandle, File path) { 13177 if (mInstaller != null) { 13178 mInstaller.createUserConfig(userHandle); 13179 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13180 } 13181 } 13182 13183 @Override 13184 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13185 mContext.enforceCallingOrSelfPermission( 13186 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13187 "Only package verification agents can read the verifier device identity"); 13188 13189 synchronized (mPackages) { 13190 return mSettings.getVerifierDeviceIdentityLPw(); 13191 } 13192 } 13193 13194 @Override 13195 public void setPermissionEnforced(String permission, boolean enforced) { 13196 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13197 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13198 synchronized (mPackages) { 13199 if (mSettings.mReadExternalStorageEnforced == null 13200 || mSettings.mReadExternalStorageEnforced != enforced) { 13201 mSettings.mReadExternalStorageEnforced = enforced; 13202 mSettings.writeLPr(); 13203 } 13204 } 13205 // kill any non-foreground processes so we restart them and 13206 // grant/revoke the GID. 13207 final IActivityManager am = ActivityManagerNative.getDefault(); 13208 if (am != null) { 13209 final long token = Binder.clearCallingIdentity(); 13210 try { 13211 am.killProcessesBelowForeground("setPermissionEnforcement"); 13212 } catch (RemoteException e) { 13213 } finally { 13214 Binder.restoreCallingIdentity(token); 13215 } 13216 } 13217 } else { 13218 throw new IllegalArgumentException("No selective enforcement for " + permission); 13219 } 13220 } 13221 13222 @Override 13223 @Deprecated 13224 public boolean isPermissionEnforced(String permission) { 13225 return true; 13226 } 13227 13228 @Override 13229 public boolean isStorageLow() { 13230 final long token = Binder.clearCallingIdentity(); 13231 try { 13232 final DeviceStorageMonitorInternal 13233 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13234 if (dsm != null) { 13235 return dsm.isMemoryLow(); 13236 } else { 13237 return false; 13238 } 13239 } finally { 13240 Binder.restoreCallingIdentity(token); 13241 } 13242 } 13243 13244 @Override 13245 public IPackageInstaller getPackageInstaller() { 13246 return mInstallerService; 13247 } 13248 13249 private boolean userNeedsBadging(int userId) { 13250 int index = mUserNeedsBadging.indexOfKey(userId); 13251 if (index < 0) { 13252 final UserInfo userInfo; 13253 final long token = Binder.clearCallingIdentity(); 13254 try { 13255 userInfo = sUserManager.getUserInfo(userId); 13256 } finally { 13257 Binder.restoreCallingIdentity(token); 13258 } 13259 final boolean b; 13260 if (userInfo != null && userInfo.isManagedProfile()) { 13261 b = true; 13262 } else { 13263 b = false; 13264 } 13265 mUserNeedsBadging.put(userId, b); 13266 return b; 13267 } 13268 return mUserNeedsBadging.valueAt(index); 13269 } 13270 13271 @Override 13272 public KeySetHandle getKeySetByAlias(String packageName, String alias) { 13273 if (packageName == null || alias == null) { 13274 return null; 13275 } 13276 synchronized(mPackages) { 13277 final PackageParser.Package pkg = mPackages.get(packageName); 13278 if (pkg == null) { 13279 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13280 throw new IllegalArgumentException("Unknown package: " + packageName); 13281 } 13282 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13283 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13284 throw new SecurityException("May not access KeySets defined by" 13285 + " aliases in other applications."); 13286 } 13287 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13288 return ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias); 13289 } 13290 } 13291 13292 @Override 13293 public KeySetHandle getSigningKeySet(String packageName) { 13294 if (packageName == null) { 13295 return null; 13296 } 13297 synchronized(mPackages) { 13298 final PackageParser.Package pkg = mPackages.get(packageName); 13299 if (pkg == null) { 13300 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13301 throw new IllegalArgumentException("Unknown package: " + packageName); 13302 } 13303 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13304 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13305 throw new SecurityException("May not access signing KeySet of other apps."); 13306 } 13307 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13308 return ksms.getSigningKeySetByPackageNameLPr(packageName); 13309 } 13310 } 13311 13312 @Override 13313 public boolean isPackageSignedByKeySet(String packageName, IBinder ks) { 13314 if (packageName == null || ks == null) { 13315 return false; 13316 } 13317 synchronized(mPackages) { 13318 final PackageParser.Package pkg = mPackages.get(packageName); 13319 if (pkg == null) { 13320 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13321 throw new IllegalArgumentException("Unknown package: " + packageName); 13322 } 13323 if (ks instanceof KeySetHandle) { 13324 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13325 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ks); 13326 } 13327 return false; 13328 } 13329 } 13330 13331 @Override 13332 public boolean isPackageSignedByKeySetExactly(String packageName, IBinder ks) { 13333 if (packageName == null || ks == null) { 13334 return false; 13335 } 13336 synchronized(mPackages) { 13337 final PackageParser.Package pkg = mPackages.get(packageName); 13338 if (pkg == null) { 13339 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13340 throw new IllegalArgumentException("Unknown package: " + packageName); 13341 } 13342 if (ks instanceof KeySetHandle) { 13343 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13344 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ks); 13345 } 13346 return false; 13347 } 13348 } 13349} 13350