PackageManagerService.java revision da96e137bcc8191c584ada7b5de31eaae92f244f
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.Log; 169import android.util.LogPrinter; 170import android.util.PrintStreamPrinter; 171import android.util.Slog; 172import android.util.SparseArray; 173import android.util.SparseBooleanArray; 174import android.view.Display; 175 176import java.io.BufferedInputStream; 177import java.io.BufferedOutputStream; 178import java.io.File; 179import java.io.FileDescriptor; 180import java.io.FileInputStream; 181import java.io.FileNotFoundException; 182import java.io.FileOutputStream; 183import java.io.FilenameFilter; 184import java.io.IOException; 185import java.io.InputStream; 186import java.io.PrintWriter; 187import java.nio.charset.StandardCharsets; 188import java.security.NoSuchAlgorithmException; 189import java.security.PublicKey; 190import java.security.cert.CertificateEncodingException; 191import java.security.cert.CertificateException; 192import java.text.SimpleDateFormat; 193import java.util.ArrayList; 194import java.util.Arrays; 195import java.util.Collection; 196import java.util.Collections; 197import java.util.Comparator; 198import java.util.Date; 199import java.util.HashMap; 200import java.util.HashSet; 201import java.util.Iterator; 202import java.util.List; 203import java.util.Map; 204import java.util.Set; 205import java.util.concurrent.atomic.AtomicBoolean; 206import java.util.concurrent.atomic.AtomicLong; 207 208import dalvik.system.DexFile; 209import dalvik.system.StaleDexCacheError; 210import dalvik.system.VMRuntime; 211 212import libcore.io.IoUtils; 213 214/** 215 * Keep track of all those .apks everywhere. 216 * 217 * This is very central to the platform's security; please run the unit 218 * tests whenever making modifications here: 219 * 220mmm frameworks/base/tests/AndroidTests 221adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 222adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 223 * 224 * {@hide} 225 */ 226public class PackageManagerService extends IPackageManager.Stub { 227 static final String TAG = "PackageManager"; 228 static final boolean DEBUG_SETTINGS = false; 229 static final boolean DEBUG_PREFERRED = false; 230 static final boolean DEBUG_UPGRADE = false; 231 private static final boolean DEBUG_INSTALL = false; 232 private static final boolean DEBUG_REMOVE = false; 233 private static final boolean DEBUG_BROADCASTS = false; 234 private static final boolean DEBUG_SHOW_INFO = false; 235 private static final boolean DEBUG_PACKAGE_INFO = false; 236 private static final boolean DEBUG_INTENT_MATCHING = false; 237 private static final boolean DEBUG_PACKAGE_SCANNING = false; 238 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 239 private static final boolean DEBUG_VERIFY = false; 240 private static final boolean DEBUG_DEXOPT = false; 241 private static final boolean DEBUG_ABI_SELECTION = false; 242 243 private static final int RADIO_UID = Process.PHONE_UID; 244 private static final int LOG_UID = Process.LOG_UID; 245 private static final int NFC_UID = Process.NFC_UID; 246 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 247 private static final int SHELL_UID = Process.SHELL_UID; 248 249 // Cap the size of permission trees that 3rd party apps can define 250 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 251 252 private static final int REMOVE_EVENTS = 253 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 254 private static final int ADD_EVENTS = 255 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 256 257 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 258 // Suffix used during package installation when copying/moving 259 // package apks to install directory. 260 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 261 262 static final int SCAN_MONITOR = 1<<0; 263 static final int SCAN_NO_DEX = 1<<1; 264 static final int SCAN_FORCE_DEX = 1<<2; 265 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 266 static final int SCAN_NEW_INSTALL = 1<<4; 267 static final int SCAN_NO_PATHS = 1<<5; 268 static final int SCAN_UPDATE_TIME = 1<<6; 269 static final int SCAN_DEFER_DEX = 1<<7; 270 static final int SCAN_BOOTING = 1<<8; 271 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 272 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 273 274 static final int REMOVE_CHATTY = 1<<16; 275 276 /** 277 * Timeout (in milliseconds) after which the watchdog should declare that 278 * our handler thread is wedged. The usual default for such things is one 279 * minute but we sometimes do very lengthy I/O operations on this thread, 280 * such as installing multi-gigabyte applications, so ours needs to be longer. 281 */ 282 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 283 284 /** 285 * Whether verification is enabled by default. 286 */ 287 private static final boolean DEFAULT_VERIFY_ENABLE = true; 288 289 /** 290 * The default maximum time to wait for the verification agent to return in 291 * milliseconds. 292 */ 293 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 294 295 /** 296 * The default response for package verification timeout. 297 * 298 * This can be either PackageManager.VERIFICATION_ALLOW or 299 * PackageManager.VERIFICATION_REJECT. 300 */ 301 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 302 303 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 304 305 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 306 DEFAULT_CONTAINER_PACKAGE, 307 "com.android.defcontainer.DefaultContainerService"); 308 309 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 310 311 private static final String LIB_DIR_NAME = "lib"; 312 private static final String LIB64_DIR_NAME = "lib64"; 313 314 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 315 316 static final String mTempContainerPrefix = "smdl2tmp"; 317 318 private static String sPreferredInstructionSet; 319 320 final ServiceThread mHandlerThread; 321 322 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 323 private static final String IDMAP_SUFFIX = "@idmap"; 324 325 final PackageHandler mHandler; 326 327 final int mSdkVersion = Build.VERSION.SDK_INT; 328 329 final Context mContext; 330 final boolean mFactoryTest; 331 final boolean mOnlyCore; 332 final DisplayMetrics mMetrics; 333 final int mDefParseFlags; 334 final String[] mSeparateProcesses; 335 336 // This is where all application persistent data goes. 337 final File mAppDataDir; 338 339 // This is where all application persistent data goes for secondary users. 340 final File mUserAppDataDir; 341 342 /** The location for ASEC container files on internal storage. */ 343 final String mAsecInternalPath; 344 345 // This is the object monitoring the framework dir. 346 final FileObserver mFrameworkInstallObserver; 347 348 // This is the object monitoring the system app dir. 349 final FileObserver mSystemInstallObserver; 350 351 // This is the object monitoring the privileged system app dir. 352 final FileObserver mPrivilegedInstallObserver; 353 354 // This is the object monitoring the vendor app dir. 355 final FileObserver mVendorInstallObserver; 356 357 // This is the object monitoring the vendor overlay package dir. 358 final FileObserver mVendorOverlayInstallObserver; 359 360 // This is the object monitoring the OEM app dir. 361 final FileObserver mOemInstallObserver; 362 363 // This is the object monitoring mAppInstallDir. 364 final FileObserver mAppInstallObserver; 365 366 // This is the object monitoring mDrmAppPrivateInstallDir. 367 final FileObserver mDrmAppInstallObserver; 368 369 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 370 // LOCK HELD. Can be called with mInstallLock held. 371 final Installer mInstaller; 372 373 /** Directory where installed third-party apps stored */ 374 final File mAppInstallDir; 375 376 /** 377 * Directory to which applications installed internally have their 378 * 32 bit native libraries copied. 379 */ 380 private File mAppLib32InstallDir; 381 382 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 383 // apps. 384 final File mDrmAppPrivateInstallDir; 385 386 // ---------------------------------------------------------------- 387 388 // Lock for state used when installing and doing other long running 389 // operations. Methods that must be called with this lock held have 390 // the suffix "LI". 391 final Object mInstallLock = new Object(); 392 393 // These are the directories in the 3rd party applications installed dir 394 // that we have currently loaded packages from. Keys are the application's 395 // installed zip file (absolute codePath), and values are Package. 396 final HashMap<String, PackageParser.Package> mAppDirs = 397 new HashMap<String, PackageParser.Package>(); 398 399 // ---------------------------------------------------------------- 400 401 // Keys are String (package name), values are Package. This also serves 402 // as the lock for the global state. Methods that must be called with 403 // this lock held have the prefix "LP". 404 final HashMap<String, PackageParser.Package> mPackages = 405 new HashMap<String, PackageParser.Package>(); 406 407 // Tracks available target package names -> overlay package paths. 408 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 409 new HashMap<String, HashMap<String, PackageParser.Package>>(); 410 411 final Settings mSettings; 412 boolean mRestoredSettings; 413 414 // System configuration read by SystemConfig. 415 final int[] mGlobalGids; 416 final SparseArray<HashSet<String>> mSystemPermissions; 417 final HashMap<String, FeatureInfo> mAvailableFeatures; 418 419 // If mac_permissions.xml was found for seinfo labeling. 420 boolean mFoundPolicyFile; 421 422 // If a recursive restorecon of /data/data/<pkg> is needed. 423 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 424 425 public static final class SharedLibraryEntry { 426 public final String path; 427 public final String apk; 428 429 SharedLibraryEntry(String _path, String _apk) { 430 path = _path; 431 apk = _apk; 432 } 433 } 434 435 // Currently known shared libraries. 436 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 437 new HashMap<String, SharedLibraryEntry>(); 438 439 // All available activities, for your resolving pleasure. 440 final ActivityIntentResolver mActivities = 441 new ActivityIntentResolver(); 442 443 // All available receivers, for your resolving pleasure. 444 final ActivityIntentResolver mReceivers = 445 new ActivityIntentResolver(); 446 447 // All available services, for your resolving pleasure. 448 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 449 450 // All available providers, for your resolving pleasure. 451 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 452 453 // Mapping from provider base names (first directory in content URI codePath) 454 // to the provider information. 455 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 456 new HashMap<String, PackageParser.Provider>(); 457 458 // Mapping from instrumentation class names to info about them. 459 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 460 new HashMap<ComponentName, PackageParser.Instrumentation>(); 461 462 // Mapping from permission names to info about them. 463 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 464 new HashMap<String, PackageParser.PermissionGroup>(); 465 466 // Packages whose data we have transfered into another package, thus 467 // should no longer exist. 468 final HashSet<String> mTransferedPackages = new HashSet<String>(); 469 470 // Broadcast actions that are only available to the system. 471 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 472 473 /** List of packages waiting for verification. */ 474 final SparseArray<PackageVerificationState> mPendingVerification 475 = new SparseArray<PackageVerificationState>(); 476 477 final PackageInstallerService mInstallerService; 478 479 HashSet<PackageParser.Package> mDeferredDexOpt = null; 480 481 // Cache of users who need badging. 482 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 483 484 /** Token for keys in mPendingVerification. */ 485 private int mPendingVerificationToken = 0; 486 487 boolean mSystemReady; 488 boolean mSafeMode; 489 boolean mHasSystemUidErrors; 490 491 ApplicationInfo mAndroidApplication; 492 final ActivityInfo mResolveActivity = new ActivityInfo(); 493 final ResolveInfo mResolveInfo = new ResolveInfo(); 494 ComponentName mResolveComponentName; 495 PackageParser.Package mPlatformPackage; 496 ComponentName mCustomResolverComponentName; 497 498 boolean mResolverReplaced = false; 499 500 // Set of pending broadcasts for aggregating enable/disable of components. 501 static class PendingPackageBroadcasts { 502 // for each user id, a map of <package name -> components within that package> 503 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 504 505 public PendingPackageBroadcasts() { 506 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 507 } 508 509 public ArrayList<String> get(int userId, String packageName) { 510 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 511 return packages.get(packageName); 512 } 513 514 public void put(int userId, String packageName, ArrayList<String> components) { 515 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 516 packages.put(packageName, components); 517 } 518 519 public void remove(int userId, String packageName) { 520 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 521 if (packages != null) { 522 packages.remove(packageName); 523 } 524 } 525 526 public void remove(int userId) { 527 mUidMap.remove(userId); 528 } 529 530 public int userIdCount() { 531 return mUidMap.size(); 532 } 533 534 public int userIdAt(int n) { 535 return mUidMap.keyAt(n); 536 } 537 538 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 539 return mUidMap.get(userId); 540 } 541 542 public int size() { 543 // total number of pending broadcast entries across all userIds 544 int num = 0; 545 for (int i = 0; i< mUidMap.size(); i++) { 546 num += mUidMap.valueAt(i).size(); 547 } 548 return num; 549 } 550 551 public void clear() { 552 mUidMap.clear(); 553 } 554 555 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 556 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 557 if (map == null) { 558 map = new HashMap<String, ArrayList<String>>(); 559 mUidMap.put(userId, map); 560 } 561 return map; 562 } 563 } 564 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 565 566 // Service Connection to remote media container service to copy 567 // package uri's from external media onto secure containers 568 // or internal storage. 569 private IMediaContainerService mContainerService = null; 570 571 static final int SEND_PENDING_BROADCAST = 1; 572 static final int MCS_BOUND = 3; 573 static final int END_COPY = 4; 574 static final int INIT_COPY = 5; 575 static final int MCS_UNBIND = 6; 576 static final int START_CLEANING_PACKAGE = 7; 577 static final int FIND_INSTALL_LOC = 8; 578 static final int POST_INSTALL = 9; 579 static final int MCS_RECONNECT = 10; 580 static final int MCS_GIVE_UP = 11; 581 static final int UPDATED_MEDIA_STATUS = 12; 582 static final int WRITE_SETTINGS = 13; 583 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 584 static final int PACKAGE_VERIFIED = 15; 585 static final int CHECK_PENDING_VERIFICATION = 16; 586 587 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 588 589 // Delay time in millisecs 590 static final int BROADCAST_DELAY = 10 * 1000; 591 592 static UserManagerService sUserManager; 593 594 // Stores a list of users whose package restrictions file needs to be updated 595 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 596 597 final private DefaultContainerConnection mDefContainerConn = 598 new DefaultContainerConnection(); 599 class DefaultContainerConnection implements ServiceConnection { 600 public void onServiceConnected(ComponentName name, IBinder service) { 601 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 602 IMediaContainerService imcs = 603 IMediaContainerService.Stub.asInterface(service); 604 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 605 } 606 607 public void onServiceDisconnected(ComponentName name) { 608 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 609 } 610 }; 611 612 // Recordkeeping of restore-after-install operations that are currently in flight 613 // between the Package Manager and the Backup Manager 614 class PostInstallData { 615 public InstallArgs args; 616 public PackageInstalledInfo res; 617 618 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 619 args = _a; 620 res = _r; 621 } 622 }; 623 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 624 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 625 626 private final String mRequiredVerifierPackage; 627 628 private final PackageUsage mPackageUsage = new PackageUsage(); 629 630 private class PackageUsage { 631 private static final int WRITE_INTERVAL 632 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 633 634 private final Object mFileLock = new Object(); 635 private final AtomicLong mLastWritten = new AtomicLong(0); 636 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 637 638 private boolean mIsHistoricalPackageUsageAvailable = true; 639 640 boolean isHistoricalPackageUsageAvailable() { 641 return mIsHistoricalPackageUsageAvailable; 642 } 643 644 void write(boolean force) { 645 if (force) { 646 writeInternal(); 647 return; 648 } 649 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 650 && !DEBUG_DEXOPT) { 651 return; 652 } 653 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 654 new Thread("PackageUsage_DiskWriter") { 655 @Override 656 public void run() { 657 try { 658 writeInternal(); 659 } finally { 660 mBackgroundWriteRunning.set(false); 661 } 662 } 663 }.start(); 664 } 665 } 666 667 private void writeInternal() { 668 synchronized (mPackages) { 669 synchronized (mFileLock) { 670 AtomicFile file = getFile(); 671 FileOutputStream f = null; 672 try { 673 f = file.startWrite(); 674 BufferedOutputStream out = new BufferedOutputStream(f); 675 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 676 StringBuilder sb = new StringBuilder(); 677 for (PackageParser.Package pkg : mPackages.values()) { 678 if (pkg.mLastPackageUsageTimeInMills == 0) { 679 continue; 680 } 681 sb.setLength(0); 682 sb.append(pkg.packageName); 683 sb.append(' '); 684 sb.append((long)pkg.mLastPackageUsageTimeInMills); 685 sb.append('\n'); 686 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 687 } 688 out.flush(); 689 file.finishWrite(f); 690 } catch (IOException e) { 691 if (f != null) { 692 file.failWrite(f); 693 } 694 Log.e(TAG, "Failed to write package usage times", e); 695 } 696 } 697 } 698 mLastWritten.set(SystemClock.elapsedRealtime()); 699 } 700 701 void readLP() { 702 synchronized (mFileLock) { 703 AtomicFile file = getFile(); 704 BufferedInputStream in = null; 705 try { 706 in = new BufferedInputStream(file.openRead()); 707 StringBuffer sb = new StringBuffer(); 708 while (true) { 709 String packageName = readToken(in, sb, ' '); 710 if (packageName == null) { 711 break; 712 } 713 String timeInMillisString = readToken(in, sb, '\n'); 714 if (timeInMillisString == null) { 715 throw new IOException("Failed to find last usage time for package " 716 + packageName); 717 } 718 PackageParser.Package pkg = mPackages.get(packageName); 719 if (pkg == null) { 720 continue; 721 } 722 long timeInMillis; 723 try { 724 timeInMillis = Long.parseLong(timeInMillisString.toString()); 725 } catch (NumberFormatException e) { 726 throw new IOException("Failed to parse " + timeInMillisString 727 + " as a long.", e); 728 } 729 pkg.mLastPackageUsageTimeInMills = timeInMillis; 730 } 731 } catch (FileNotFoundException expected) { 732 mIsHistoricalPackageUsageAvailable = false; 733 } catch (IOException e) { 734 Log.w(TAG, "Failed to read package usage times", e); 735 } finally { 736 IoUtils.closeQuietly(in); 737 } 738 } 739 mLastWritten.set(SystemClock.elapsedRealtime()); 740 } 741 742 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 743 throws IOException { 744 sb.setLength(0); 745 while (true) { 746 int ch = in.read(); 747 if (ch == -1) { 748 if (sb.length() == 0) { 749 return null; 750 } 751 throw new IOException("Unexpected EOF"); 752 } 753 if (ch == endOfToken) { 754 return sb.toString(); 755 } 756 sb.append((char)ch); 757 } 758 } 759 760 private AtomicFile getFile() { 761 File dataDir = Environment.getDataDirectory(); 762 File systemDir = new File(dataDir, "system"); 763 File fname = new File(systemDir, "package-usage.list"); 764 return new AtomicFile(fname); 765 } 766 } 767 768 class PackageHandler extends Handler { 769 private boolean mBound = false; 770 final ArrayList<HandlerParams> mPendingInstalls = 771 new ArrayList<HandlerParams>(); 772 773 private boolean connectToService() { 774 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 775 " DefaultContainerService"); 776 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 777 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 778 if (mContext.bindServiceAsUser(service, mDefContainerConn, 779 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 780 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 781 mBound = true; 782 return true; 783 } 784 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 785 return false; 786 } 787 788 private void disconnectService() { 789 mContainerService = null; 790 mBound = false; 791 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 792 mContext.unbindService(mDefContainerConn); 793 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 794 } 795 796 PackageHandler(Looper looper) { 797 super(looper); 798 } 799 800 public void handleMessage(Message msg) { 801 try { 802 doHandleMessage(msg); 803 } finally { 804 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 805 } 806 } 807 808 void doHandleMessage(Message msg) { 809 switch (msg.what) { 810 case INIT_COPY: { 811 HandlerParams params = (HandlerParams) msg.obj; 812 int idx = mPendingInstalls.size(); 813 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 814 // If a bind was already initiated we dont really 815 // need to do anything. The pending install 816 // will be processed later on. 817 if (!mBound) { 818 // If this is the only one pending we might 819 // have to bind to the service again. 820 if (!connectToService()) { 821 Slog.e(TAG, "Failed to bind to media container service"); 822 params.serviceError(); 823 return; 824 } else { 825 // Once we bind to the service, the first 826 // pending request will be processed. 827 mPendingInstalls.add(idx, params); 828 } 829 } else { 830 mPendingInstalls.add(idx, params); 831 // Already bound to the service. Just make 832 // sure we trigger off processing the first request. 833 if (idx == 0) { 834 mHandler.sendEmptyMessage(MCS_BOUND); 835 } 836 } 837 break; 838 } 839 case MCS_BOUND: { 840 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 841 if (msg.obj != null) { 842 mContainerService = (IMediaContainerService) msg.obj; 843 } 844 if (mContainerService == null) { 845 // Something seriously wrong. Bail out 846 Slog.e(TAG, "Cannot bind to media container service"); 847 for (HandlerParams params : mPendingInstalls) { 848 // Indicate service bind error 849 params.serviceError(); 850 } 851 mPendingInstalls.clear(); 852 } else if (mPendingInstalls.size() > 0) { 853 HandlerParams params = mPendingInstalls.get(0); 854 if (params != null) { 855 if (params.startCopy()) { 856 // We are done... look for more work or to 857 // go idle. 858 if (DEBUG_SD_INSTALL) Log.i(TAG, 859 "Checking for more work or unbind..."); 860 // Delete pending install 861 if (mPendingInstalls.size() > 0) { 862 mPendingInstalls.remove(0); 863 } 864 if (mPendingInstalls.size() == 0) { 865 if (mBound) { 866 if (DEBUG_SD_INSTALL) Log.i(TAG, 867 "Posting delayed MCS_UNBIND"); 868 removeMessages(MCS_UNBIND); 869 Message ubmsg = obtainMessage(MCS_UNBIND); 870 // Unbind after a little delay, to avoid 871 // continual thrashing. 872 sendMessageDelayed(ubmsg, 10000); 873 } 874 } else { 875 // There are more pending requests in queue. 876 // Just post MCS_BOUND message to trigger processing 877 // of next pending install. 878 if (DEBUG_SD_INSTALL) Log.i(TAG, 879 "Posting MCS_BOUND for next work"); 880 mHandler.sendEmptyMessage(MCS_BOUND); 881 } 882 } 883 } 884 } else { 885 // Should never happen ideally. 886 Slog.w(TAG, "Empty queue"); 887 } 888 break; 889 } 890 case MCS_RECONNECT: { 891 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 892 if (mPendingInstalls.size() > 0) { 893 if (mBound) { 894 disconnectService(); 895 } 896 if (!connectToService()) { 897 Slog.e(TAG, "Failed to bind to media container service"); 898 for (HandlerParams params : mPendingInstalls) { 899 // Indicate service bind error 900 params.serviceError(); 901 } 902 mPendingInstalls.clear(); 903 } 904 } 905 break; 906 } 907 case MCS_UNBIND: { 908 // If there is no actual work left, then time to unbind. 909 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 910 911 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 912 if (mBound) { 913 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 914 915 disconnectService(); 916 } 917 } else if (mPendingInstalls.size() > 0) { 918 // There are more pending requests in queue. 919 // Just post MCS_BOUND message to trigger processing 920 // of next pending install. 921 mHandler.sendEmptyMessage(MCS_BOUND); 922 } 923 924 break; 925 } 926 case MCS_GIVE_UP: { 927 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 928 mPendingInstalls.remove(0); 929 break; 930 } 931 case SEND_PENDING_BROADCAST: { 932 String packages[]; 933 ArrayList<String> components[]; 934 int size = 0; 935 int uids[]; 936 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 937 synchronized (mPackages) { 938 if (mPendingBroadcasts == null) { 939 return; 940 } 941 size = mPendingBroadcasts.size(); 942 if (size <= 0) { 943 // Nothing to be done. Just return 944 return; 945 } 946 packages = new String[size]; 947 components = new ArrayList[size]; 948 uids = new int[size]; 949 int i = 0; // filling out the above arrays 950 951 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 952 int packageUserId = mPendingBroadcasts.userIdAt(n); 953 Iterator<Map.Entry<String, ArrayList<String>>> it 954 = mPendingBroadcasts.packagesForUserId(packageUserId) 955 .entrySet().iterator(); 956 while (it.hasNext() && i < size) { 957 Map.Entry<String, ArrayList<String>> ent = it.next(); 958 packages[i] = ent.getKey(); 959 components[i] = ent.getValue(); 960 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 961 uids[i] = (ps != null) 962 ? UserHandle.getUid(packageUserId, ps.appId) 963 : -1; 964 i++; 965 } 966 } 967 size = i; 968 mPendingBroadcasts.clear(); 969 } 970 // Send broadcasts 971 for (int i = 0; i < size; i++) { 972 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 973 } 974 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 975 break; 976 } 977 case START_CLEANING_PACKAGE: { 978 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 979 final String packageName = (String)msg.obj; 980 final int userId = msg.arg1; 981 final boolean andCode = msg.arg2 != 0; 982 synchronized (mPackages) { 983 if (userId == UserHandle.USER_ALL) { 984 int[] users = sUserManager.getUserIds(); 985 for (int user : users) { 986 mSettings.addPackageToCleanLPw( 987 new PackageCleanItem(user, packageName, andCode)); 988 } 989 } else { 990 mSettings.addPackageToCleanLPw( 991 new PackageCleanItem(userId, packageName, andCode)); 992 } 993 } 994 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 995 startCleaningPackages(); 996 } break; 997 case POST_INSTALL: { 998 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 999 PostInstallData data = mRunningInstalls.get(msg.arg1); 1000 mRunningInstalls.delete(msg.arg1); 1001 boolean deleteOld = false; 1002 1003 if (data != null) { 1004 InstallArgs args = data.args; 1005 PackageInstalledInfo res = data.res; 1006 1007 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1008 res.removedInfo.sendBroadcast(false, true, false); 1009 Bundle extras = new Bundle(1); 1010 extras.putInt(Intent.EXTRA_UID, res.uid); 1011 // Determine the set of users who are adding this 1012 // package for the first time vs. those who are seeing 1013 // an update. 1014 int[] firstUsers; 1015 int[] updateUsers = new int[0]; 1016 if (res.origUsers == null || res.origUsers.length == 0) { 1017 firstUsers = res.newUsers; 1018 } else { 1019 firstUsers = new int[0]; 1020 for (int i=0; i<res.newUsers.length; i++) { 1021 int user = res.newUsers[i]; 1022 boolean isNew = true; 1023 for (int j=0; j<res.origUsers.length; j++) { 1024 if (res.origUsers[j] == user) { 1025 isNew = false; 1026 break; 1027 } 1028 } 1029 if (isNew) { 1030 int[] newFirst = new int[firstUsers.length+1]; 1031 System.arraycopy(firstUsers, 0, newFirst, 0, 1032 firstUsers.length); 1033 newFirst[firstUsers.length] = user; 1034 firstUsers = newFirst; 1035 } else { 1036 int[] newUpdate = new int[updateUsers.length+1]; 1037 System.arraycopy(updateUsers, 0, newUpdate, 0, 1038 updateUsers.length); 1039 newUpdate[updateUsers.length] = user; 1040 updateUsers = newUpdate; 1041 } 1042 } 1043 } 1044 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1045 res.pkg.applicationInfo.packageName, 1046 extras, null, null, firstUsers); 1047 final boolean update = res.removedInfo.removedPackage != null; 1048 if (update) { 1049 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1050 } 1051 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1052 res.pkg.applicationInfo.packageName, 1053 extras, null, null, updateUsers); 1054 if (update) { 1055 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1056 res.pkg.applicationInfo.packageName, 1057 extras, null, null, updateUsers); 1058 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1059 null, null, 1060 res.pkg.applicationInfo.packageName, null, updateUsers); 1061 1062 // treat asec-hosted packages like removable media on upgrade 1063 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1064 if (DEBUG_INSTALL) { 1065 Slog.i(TAG, "upgrading pkg " + res.pkg 1066 + " is ASEC-hosted -> AVAILABLE"); 1067 } 1068 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1069 ArrayList<String> pkgList = new ArrayList<String>(1); 1070 pkgList.add(res.pkg.applicationInfo.packageName); 1071 sendResourcesChangedBroadcast(true, true, 1072 pkgList,uidArray, null); 1073 } 1074 } 1075 if (res.removedInfo.args != null) { 1076 // Remove the replaced package's older resources safely now 1077 deleteOld = true; 1078 } 1079 1080 // Log current value of "unknown sources" setting 1081 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1082 getUnknownSourcesSettings()); 1083 } 1084 // Force a gc to clear up things 1085 Runtime.getRuntime().gc(); 1086 // We delete after a gc for applications on sdcard. 1087 if (deleteOld) { 1088 synchronized (mInstallLock) { 1089 res.removedInfo.args.doPostDeleteLI(true); 1090 } 1091 } 1092 if (args.observer != null) { 1093 try { 1094 Bundle extras = extrasForInstallResult(res); 1095 args.observer.packageInstalled(res.name, extras, res.returnCode, 1096 res.returnMsg); 1097 } catch (RemoteException e) { 1098 Slog.i(TAG, "Observer no longer exists."); 1099 } 1100 } 1101 } else { 1102 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1103 } 1104 } break; 1105 case UPDATED_MEDIA_STATUS: { 1106 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1107 boolean reportStatus = msg.arg1 == 1; 1108 boolean doGc = msg.arg2 == 1; 1109 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1110 if (doGc) { 1111 // Force a gc to clear up stale containers. 1112 Runtime.getRuntime().gc(); 1113 } 1114 if (msg.obj != null) { 1115 @SuppressWarnings("unchecked") 1116 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1117 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1118 // Unload containers 1119 unloadAllContainers(args); 1120 } 1121 if (reportStatus) { 1122 try { 1123 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1124 PackageHelper.getMountService().finishMediaUpdate(); 1125 } catch (RemoteException e) { 1126 Log.e(TAG, "MountService not running?"); 1127 } 1128 } 1129 } break; 1130 case WRITE_SETTINGS: { 1131 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1132 synchronized (mPackages) { 1133 removeMessages(WRITE_SETTINGS); 1134 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1135 mSettings.writeLPr(); 1136 mDirtyUsers.clear(); 1137 } 1138 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1139 } break; 1140 case WRITE_PACKAGE_RESTRICTIONS: { 1141 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1142 synchronized (mPackages) { 1143 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1144 for (int userId : mDirtyUsers) { 1145 mSettings.writePackageRestrictionsLPr(userId); 1146 } 1147 mDirtyUsers.clear(); 1148 } 1149 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1150 } break; 1151 case CHECK_PENDING_VERIFICATION: { 1152 final int verificationId = msg.arg1; 1153 final PackageVerificationState state = mPendingVerification.get(verificationId); 1154 1155 if ((state != null) && !state.timeoutExtended()) { 1156 final InstallArgs args = state.getInstallArgs(); 1157 final Uri originUri = Uri.fromFile(args.originFile); 1158 1159 Slog.i(TAG, "Verification timed out for " + originUri); 1160 mPendingVerification.remove(verificationId); 1161 1162 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1163 1164 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1165 Slog.i(TAG, "Continuing with installation of " + originUri); 1166 state.setVerifierResponse(Binder.getCallingUid(), 1167 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1168 broadcastPackageVerified(verificationId, originUri, 1169 PackageManager.VERIFICATION_ALLOW, 1170 state.getInstallArgs().getUser()); 1171 try { 1172 ret = args.copyApk(mContainerService, true); 1173 } catch (RemoteException e) { 1174 Slog.e(TAG, "Could not contact the ContainerService"); 1175 } 1176 } else { 1177 broadcastPackageVerified(verificationId, originUri, 1178 PackageManager.VERIFICATION_REJECT, 1179 state.getInstallArgs().getUser()); 1180 } 1181 1182 processPendingInstall(args, ret); 1183 mHandler.sendEmptyMessage(MCS_UNBIND); 1184 } 1185 break; 1186 } 1187 case PACKAGE_VERIFIED: { 1188 final int verificationId = msg.arg1; 1189 1190 final PackageVerificationState state = mPendingVerification.get(verificationId); 1191 if (state == null) { 1192 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1193 break; 1194 } 1195 1196 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1197 1198 state.setVerifierResponse(response.callerUid, response.code); 1199 1200 if (state.isVerificationComplete()) { 1201 mPendingVerification.remove(verificationId); 1202 1203 final InstallArgs args = state.getInstallArgs(); 1204 final Uri originUri = Uri.fromFile(args.originFile); 1205 1206 int ret; 1207 if (state.isInstallAllowed()) { 1208 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1209 broadcastPackageVerified(verificationId, originUri, 1210 response.code, state.getInstallArgs().getUser()); 1211 try { 1212 ret = args.copyApk(mContainerService, true); 1213 } catch (RemoteException e) { 1214 Slog.e(TAG, "Could not contact the ContainerService"); 1215 } 1216 } else { 1217 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1218 } 1219 1220 processPendingInstall(args, ret); 1221 1222 mHandler.sendEmptyMessage(MCS_UNBIND); 1223 } 1224 1225 break; 1226 } 1227 } 1228 } 1229 } 1230 1231 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1232 Bundle extras = null; 1233 switch (res.returnCode) { 1234 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1235 extras = new Bundle(); 1236 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1237 res.origPermission); 1238 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1239 res.origPackage); 1240 break; 1241 } 1242 } 1243 return extras; 1244 } 1245 1246 void scheduleWriteSettingsLocked() { 1247 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1248 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1249 } 1250 } 1251 1252 void scheduleWritePackageRestrictionsLocked(int userId) { 1253 if (!sUserManager.exists(userId)) return; 1254 mDirtyUsers.add(userId); 1255 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1256 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1257 } 1258 } 1259 1260 public static final PackageManagerService main(Context context, Installer installer, 1261 boolean factoryTest, boolean onlyCore) { 1262 PackageManagerService m = new PackageManagerService(context, installer, 1263 factoryTest, onlyCore); 1264 ServiceManager.addService("package", m); 1265 return m; 1266 } 1267 1268 static String[] splitString(String str, char sep) { 1269 int count = 1; 1270 int i = 0; 1271 while ((i=str.indexOf(sep, i)) >= 0) { 1272 count++; 1273 i++; 1274 } 1275 1276 String[] res = new String[count]; 1277 i=0; 1278 count = 0; 1279 int lastI=0; 1280 while ((i=str.indexOf(sep, i)) >= 0) { 1281 res[count] = str.substring(lastI, i); 1282 count++; 1283 i++; 1284 lastI = i; 1285 } 1286 res[count] = str.substring(lastI, str.length()); 1287 return res; 1288 } 1289 1290 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1291 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1292 Context.DISPLAY_SERVICE); 1293 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1294 } 1295 1296 public PackageManagerService(Context context, Installer installer, 1297 boolean factoryTest, boolean onlyCore) { 1298 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1299 SystemClock.uptimeMillis()); 1300 1301 if (mSdkVersion <= 0) { 1302 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1303 } 1304 1305 mContext = context; 1306 mFactoryTest = factoryTest; 1307 mOnlyCore = onlyCore; 1308 mMetrics = new DisplayMetrics(); 1309 mSettings = new Settings(context); 1310 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1311 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1312 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1313 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1314 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1315 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1316 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1317 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1318 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1319 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1320 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1321 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1322 1323 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1324 if (separateProcesses != null && separateProcesses.length() > 0) { 1325 if ("*".equals(separateProcesses)) { 1326 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1327 mSeparateProcesses = null; 1328 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1329 } else { 1330 mDefParseFlags = 0; 1331 mSeparateProcesses = separateProcesses.split(","); 1332 Slog.w(TAG, "Running with debug.separate_processes: " 1333 + separateProcesses); 1334 } 1335 } else { 1336 mDefParseFlags = 0; 1337 mSeparateProcesses = null; 1338 } 1339 1340 mInstaller = installer; 1341 1342 getDefaultDisplayMetrics(context, mMetrics); 1343 1344 SystemConfig systemConfig = SystemConfig.getInstance(); 1345 mGlobalGids = systemConfig.getGlobalGids(); 1346 mSystemPermissions = systemConfig.getSystemPermissions(); 1347 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1348 1349 synchronized (mInstallLock) { 1350 // writer 1351 synchronized (mPackages) { 1352 mHandlerThread = new ServiceThread(TAG, 1353 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1354 mHandlerThread.start(); 1355 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1356 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1357 1358 File dataDir = Environment.getDataDirectory(); 1359 mAppDataDir = new File(dataDir, "data"); 1360 mAppInstallDir = new File(dataDir, "app"); 1361 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1362 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1363 mUserAppDataDir = new File(dataDir, "user"); 1364 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1365 1366 sUserManager = new UserManagerService(context, this, 1367 mInstallLock, mPackages); 1368 1369 // Propagate permission configuration in to package manager. 1370 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1371 = systemConfig.getPermissions(); 1372 for (int i=0; i<permConfig.size(); i++) { 1373 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1374 BasePermission bp = mSettings.mPermissions.get(perm.name); 1375 if (bp == null) { 1376 bp = new BasePermission(perm.name, null, BasePermission.TYPE_BUILTIN); 1377 mSettings.mPermissions.put(perm.name, bp); 1378 } 1379 if (perm.gids != null) { 1380 bp.gids = appendInts(bp.gids, perm.gids); 1381 } 1382 } 1383 1384 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1385 for (int i=0; i<libConfig.size(); i++) { 1386 mSharedLibraries.put(libConfig.keyAt(i), 1387 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1388 } 1389 1390 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1391 1392 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1393 mSdkVersion, mOnlyCore); 1394 1395 String customResolverActivity = Resources.getSystem().getString( 1396 R.string.config_customResolverActivity); 1397 if (TextUtils.isEmpty(customResolverActivity)) { 1398 customResolverActivity = null; 1399 } else { 1400 mCustomResolverComponentName = ComponentName.unflattenFromString( 1401 customResolverActivity); 1402 } 1403 1404 long startTime = SystemClock.uptimeMillis(); 1405 1406 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1407 startTime); 1408 1409 // Set flag to monitor and not change apk file paths when 1410 // scanning install directories. 1411 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1412 1413 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1414 1415 /** 1416 * Add everything in the in the boot class path to the 1417 * list of process files because dexopt will have been run 1418 * if necessary during zygote startup. 1419 */ 1420 String bootClassPath = System.getProperty("java.boot.class.path"); 1421 if (bootClassPath != null) { 1422 String[] paths = splitString(bootClassPath, ':'); 1423 for (int i=0; i<paths.length; i++) { 1424 alreadyDexOpted.add(paths[i]); 1425 } 1426 } else { 1427 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1428 } 1429 1430 boolean didDexOptLibraryOrTool = false; 1431 1432 final List<String> instructionSets = getAllInstructionSets(); 1433 1434 /** 1435 * Ensure all external libraries have had dexopt run on them. 1436 */ 1437 if (mSharedLibraries.size() > 0) { 1438 // NOTE: For now, we're compiling these system "shared libraries" 1439 // (and framework jars) into all available architectures. It's possible 1440 // to compile them only when we come across an app that uses them (there's 1441 // already logic for that in scanPackageLI) but that adds some complexity. 1442 for (String instructionSet : instructionSets) { 1443 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1444 final String lib = libEntry.path; 1445 if (lib == null) { 1446 continue; 1447 } 1448 1449 try { 1450 if (DexFile.isDexOptNeededInternal(lib, null, instructionSet, false)) { 1451 alreadyDexOpted.add(lib); 1452 1453 // The list of "shared libraries" we have at this point is 1454 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, instructionSet); 1455 didDexOptLibraryOrTool = true; 1456 } 1457 } catch (FileNotFoundException e) { 1458 Slog.w(TAG, "Library not found: " + lib); 1459 } catch (IOException e) { 1460 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1461 + e.getMessage()); 1462 } 1463 } 1464 } 1465 } 1466 1467 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1468 1469 // Gross hack for now: we know this file doesn't contain any 1470 // code, so don't dexopt it to avoid the resulting log spew. 1471 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1472 1473 // Gross hack for now: we know this file is only part of 1474 // the boot class path for art, so don't dexopt it to 1475 // avoid the resulting log spew. 1476 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1477 1478 /** 1479 * And there are a number of commands implemented in Java, which 1480 * we currently need to do the dexopt on so that they can be 1481 * run from a non-root shell. 1482 */ 1483 String[] frameworkFiles = frameworkDir.list(); 1484 if (frameworkFiles != null) { 1485 // TODO: We could compile these only for the most preferred ABI. We should 1486 // first double check that the dex files for these commands are not referenced 1487 // by other system apps. 1488 for (String instructionSet : instructionSets) { 1489 for (int i=0; i<frameworkFiles.length; i++) { 1490 File libPath = new File(frameworkDir, frameworkFiles[i]); 1491 String path = libPath.getPath(); 1492 // Skip the file if we already did it. 1493 if (alreadyDexOpted.contains(path)) { 1494 continue; 1495 } 1496 // Skip the file if it is not a type we want to dexopt. 1497 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1498 continue; 1499 } 1500 try { 1501 if (DexFile.isDexOptNeededInternal(path, null, instructionSet, false)) { 1502 mInstaller.dexopt(path, Process.SYSTEM_UID, true, instructionSet); 1503 didDexOptLibraryOrTool = true; 1504 } 1505 } catch (FileNotFoundException e) { 1506 Slog.w(TAG, "Jar not found: " + path); 1507 } catch (IOException e) { 1508 Slog.w(TAG, "Exception reading jar: " + path, e); 1509 } 1510 } 1511 } 1512 } 1513 1514 if (didDexOptLibraryOrTool) { 1515 // If we dexopted a library or tool, then something on the system has 1516 // changed. Consider this significant, and wipe away all other 1517 // existing dexopt files to ensure we don't leave any dangling around. 1518 // 1519 // TODO: This should be revisited because it isn't as good an indicator 1520 // as it used to be. It used to include the boot classpath but at some point 1521 // DexFile.isDexOptNeeded started returning false for the boot 1522 // class path files in all cases. It is very possible in a 1523 // small maintenance release update that the library and tool 1524 // jars may be unchanged but APK could be removed resulting in 1525 // unused dalvik-cache files. 1526 for (String instructionSet : instructionSets) { 1527 mInstaller.pruneDexCache(instructionSet); 1528 } 1529 1530 // Additionally, delete all dex files from the root directory 1531 // since there shouldn't be any there anyway, unless we're upgrading 1532 // from an older OS version or a build that contained the "old" style 1533 // flat scheme. 1534 mInstaller.pruneDexCache("."); 1535 } 1536 1537 // Collect vendor overlay packages. 1538 // (Do this before scanning any apps.) 1539 // For security and version matching reason, only consider 1540 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1541 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1542 mVendorOverlayInstallObserver = new AppDirObserver( 1543 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1544 mVendorOverlayInstallObserver.startWatching(); 1545 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1546 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1547 1548 // Find base frameworks (resource packages without code). 1549 mFrameworkInstallObserver = new AppDirObserver( 1550 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1551 mFrameworkInstallObserver.startWatching(); 1552 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1553 | PackageParser.PARSE_IS_SYSTEM_DIR 1554 | PackageParser.PARSE_IS_PRIVILEGED, 1555 scanMode | SCAN_NO_DEX, 0); 1556 1557 // Collected privileged system packages. 1558 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1559 mPrivilegedInstallObserver = new AppDirObserver( 1560 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1561 mPrivilegedInstallObserver.startWatching(); 1562 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1563 | PackageParser.PARSE_IS_SYSTEM_DIR 1564 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1565 1566 // Collect ordinary system packages. 1567 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1568 mSystemInstallObserver = new AppDirObserver( 1569 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1570 mSystemInstallObserver.startWatching(); 1571 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1572 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1573 1574 // Collect all vendor packages. 1575 File vendorAppDir = new File("/vendor/app"); 1576 try { 1577 vendorAppDir = vendorAppDir.getCanonicalFile(); 1578 } catch (IOException e) { 1579 // failed to look up canonical path, continue with original one 1580 } 1581 mVendorInstallObserver = new AppDirObserver( 1582 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1583 mVendorInstallObserver.startWatching(); 1584 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1585 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1586 1587 // Collect all OEM packages. 1588 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1589 mOemInstallObserver = new AppDirObserver( 1590 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1591 mOemInstallObserver.startWatching(); 1592 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1593 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1594 1595 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1596 mInstaller.moveFiles(); 1597 1598 // Prune any system packages that no longer exist. 1599 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1600 if (!mOnlyCore) { 1601 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1602 while (psit.hasNext()) { 1603 PackageSetting ps = psit.next(); 1604 1605 /* 1606 * If this is not a system app, it can't be a 1607 * disable system app. 1608 */ 1609 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1610 continue; 1611 } 1612 1613 /* 1614 * If the package is scanned, it's not erased. 1615 */ 1616 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1617 if (scannedPkg != null) { 1618 /* 1619 * If the system app is both scanned and in the 1620 * disabled packages list, then it must have been 1621 * added via OTA. Remove it from the currently 1622 * scanned package so the previously user-installed 1623 * application can be scanned. 1624 */ 1625 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1626 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1627 + "; removing system app"); 1628 removePackageLI(ps, true); 1629 } 1630 1631 continue; 1632 } 1633 1634 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1635 psit.remove(); 1636 String msg = "System package " + ps.name 1637 + " no longer exists; wiping its data"; 1638 reportSettingsProblem(Log.WARN, msg); 1639 removeDataDirsLI(ps.name); 1640 } else { 1641 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1642 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1643 possiblyDeletedUpdatedSystemApps.add(ps.name); 1644 } 1645 } 1646 } 1647 } 1648 1649 //look for any incomplete package installations 1650 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1651 //clean up list 1652 for(int i = 0; i < deletePkgsList.size(); i++) { 1653 //clean up here 1654 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1655 } 1656 //delete tmp files 1657 deleteTempPackageFiles(); 1658 1659 // Remove any shared userIDs that have no associated packages 1660 mSettings.pruneSharedUsersLPw(); 1661 1662 if (!mOnlyCore) { 1663 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1664 SystemClock.uptimeMillis()); 1665 mAppInstallObserver = new AppDirObserver( 1666 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1667 mAppInstallObserver.startWatching(); 1668 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1669 1670 mDrmAppInstallObserver = new AppDirObserver( 1671 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1672 mDrmAppInstallObserver.startWatching(); 1673 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1674 scanMode, 0); 1675 1676 /** 1677 * Remove disable package settings for any updated system 1678 * apps that were removed via an OTA. If they're not a 1679 * previously-updated app, remove them completely. 1680 * Otherwise, just revoke their system-level permissions. 1681 */ 1682 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1683 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1684 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1685 1686 String msg; 1687 if (deletedPkg == null) { 1688 msg = "Updated system package " + deletedAppName 1689 + " no longer exists; wiping its data"; 1690 removeDataDirsLI(deletedAppName); 1691 } else { 1692 msg = "Updated system app + " + deletedAppName 1693 + " no longer present; removing system privileges for " 1694 + deletedAppName; 1695 1696 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1697 1698 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1699 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1700 } 1701 reportSettingsProblem(Log.WARN, msg); 1702 } 1703 } else { 1704 mAppInstallObserver = null; 1705 mDrmAppInstallObserver = null; 1706 } 1707 1708 // Now that we know all of the shared libraries, update all clients to have 1709 // the correct library paths. 1710 updateAllSharedLibrariesLPw(); 1711 1712 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1713 // NOTE: We ignore potential failures here during a system scan (like 1714 // the rest of the commands above) because there's precious little we 1715 // can do about it. A settings error is reported, though. 1716 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 1717 false /* force dexopt */, false /* defer dexopt */); 1718 } 1719 1720 // Now that we know all the packages we are keeping, 1721 // read and update their last usage times. 1722 mPackageUsage.readLP(); 1723 1724 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1725 SystemClock.uptimeMillis()); 1726 Slog.i(TAG, "Time to scan packages: " 1727 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1728 + " seconds"); 1729 1730 // If the platform SDK has changed since the last time we booted, 1731 // we need to re-grant app permission to catch any new ones that 1732 // appear. This is really a hack, and means that apps can in some 1733 // cases get permissions that the user didn't initially explicitly 1734 // allow... it would be nice to have some better way to handle 1735 // this situation. 1736 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1737 != mSdkVersion; 1738 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1739 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1740 + "; regranting permissions for internal storage"); 1741 mSettings.mInternalSdkPlatform = mSdkVersion; 1742 1743 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1744 | (regrantPermissions 1745 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1746 : 0)); 1747 1748 // If this is the first boot, and it is a normal boot, then 1749 // we need to initialize the default preferred apps. 1750 if (!mRestoredSettings && !onlyCore) { 1751 mSettings.readDefaultPreferredAppsLPw(this, 0); 1752 } 1753 1754 // All the changes are done during package scanning. 1755 mSettings.updateInternalDatabaseVersion(); 1756 1757 // can downgrade to reader 1758 mSettings.writeLPr(); 1759 1760 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1761 SystemClock.uptimeMillis()); 1762 1763 1764 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1765 } // synchronized (mPackages) 1766 } // synchronized (mInstallLock) 1767 1768 mInstallerService = new PackageInstallerService(context, this, mAppInstallDir); 1769 1770 // Now after opening every single application zip, make sure they 1771 // are all flushed. Not really needed, but keeps things nice and 1772 // tidy. 1773 Runtime.getRuntime().gc(); 1774 } 1775 1776 @Override 1777 public boolean isFirstBoot() { 1778 return !mRestoredSettings; 1779 } 1780 1781 @Override 1782 public boolean isOnlyCoreApps() { 1783 return mOnlyCore; 1784 } 1785 1786 private String getRequiredVerifierLPr() { 1787 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1788 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1789 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1790 1791 String requiredVerifier = null; 1792 1793 final int N = receivers.size(); 1794 for (int i = 0; i < N; i++) { 1795 final ResolveInfo info = receivers.get(i); 1796 1797 if (info.activityInfo == null) { 1798 continue; 1799 } 1800 1801 final String packageName = info.activityInfo.packageName; 1802 1803 final PackageSetting ps = mSettings.mPackages.get(packageName); 1804 if (ps == null) { 1805 continue; 1806 } 1807 1808 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1809 if (!gp.grantedPermissions 1810 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1811 continue; 1812 } 1813 1814 if (requiredVerifier != null) { 1815 throw new RuntimeException("There can be only one required verifier"); 1816 } 1817 1818 requiredVerifier = packageName; 1819 } 1820 1821 return requiredVerifier; 1822 } 1823 1824 @Override 1825 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1826 throws RemoteException { 1827 try { 1828 return super.onTransact(code, data, reply, flags); 1829 } catch (RuntimeException e) { 1830 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1831 Slog.wtf(TAG, "Package Manager Crash", e); 1832 } 1833 throw e; 1834 } 1835 } 1836 1837 void cleanupInstallFailedPackage(PackageSetting ps) { 1838 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1839 removeDataDirsLI(ps.name); 1840 1841 // TODO: try cleaning up codePath directory contents first, since it 1842 // might be a cluster 1843 1844 if (ps.codePath != null) { 1845 if (!ps.codePath.delete()) { 1846 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1847 } 1848 } 1849 if (ps.resourcePath != null) { 1850 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1851 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1852 } 1853 } 1854 mSettings.removePackageLPw(ps.name); 1855 } 1856 1857 static int[] appendInts(int[] cur, int[] add) { 1858 if (add == null) return cur; 1859 if (cur == null) return add; 1860 final int N = add.length; 1861 for (int i=0; i<N; i++) { 1862 cur = appendInt(cur, add[i]); 1863 } 1864 return cur; 1865 } 1866 1867 static int[] removeInts(int[] cur, int[] rem) { 1868 if (rem == null) return cur; 1869 if (cur == null) return cur; 1870 final int N = rem.length; 1871 for (int i=0; i<N; i++) { 1872 cur = removeInt(cur, rem[i]); 1873 } 1874 return cur; 1875 } 1876 1877 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1878 if (!sUserManager.exists(userId)) return null; 1879 final PackageSetting ps = (PackageSetting) p.mExtras; 1880 if (ps == null) { 1881 return null; 1882 } 1883 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1884 final PackageUserState state = ps.readUserState(userId); 1885 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1886 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1887 state, userId); 1888 } 1889 1890 @Override 1891 public boolean isPackageAvailable(String packageName, int userId) { 1892 if (!sUserManager.exists(userId)) return false; 1893 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1894 synchronized (mPackages) { 1895 PackageParser.Package p = mPackages.get(packageName); 1896 if (p != null) { 1897 final PackageSetting ps = (PackageSetting) p.mExtras; 1898 if (ps != null) { 1899 final PackageUserState state = ps.readUserState(userId); 1900 if (state != null) { 1901 return PackageParser.isAvailable(state); 1902 } 1903 } 1904 } 1905 } 1906 return false; 1907 } 1908 1909 @Override 1910 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1911 if (!sUserManager.exists(userId)) return null; 1912 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1913 // reader 1914 synchronized (mPackages) { 1915 PackageParser.Package p = mPackages.get(packageName); 1916 if (DEBUG_PACKAGE_INFO) 1917 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1918 if (p != null) { 1919 return generatePackageInfo(p, flags, userId); 1920 } 1921 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1922 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1923 } 1924 } 1925 return null; 1926 } 1927 1928 @Override 1929 public String[] currentToCanonicalPackageNames(String[] names) { 1930 String[] out = new String[names.length]; 1931 // reader 1932 synchronized (mPackages) { 1933 for (int i=names.length-1; i>=0; i--) { 1934 PackageSetting ps = mSettings.mPackages.get(names[i]); 1935 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1936 } 1937 } 1938 return out; 1939 } 1940 1941 @Override 1942 public String[] canonicalToCurrentPackageNames(String[] names) { 1943 String[] out = new String[names.length]; 1944 // reader 1945 synchronized (mPackages) { 1946 for (int i=names.length-1; i>=0; i--) { 1947 String cur = mSettings.mRenamedPackages.get(names[i]); 1948 out[i] = cur != null ? cur : names[i]; 1949 } 1950 } 1951 return out; 1952 } 1953 1954 @Override 1955 public int getPackageUid(String packageName, int userId) { 1956 if (!sUserManager.exists(userId)) return -1; 1957 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1958 // reader 1959 synchronized (mPackages) { 1960 PackageParser.Package p = mPackages.get(packageName); 1961 if(p != null) { 1962 return UserHandle.getUid(userId, p.applicationInfo.uid); 1963 } 1964 PackageSetting ps = mSettings.mPackages.get(packageName); 1965 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1966 return -1; 1967 } 1968 p = ps.pkg; 1969 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1970 } 1971 } 1972 1973 @Override 1974 public int[] getPackageGids(String packageName) { 1975 // reader 1976 synchronized (mPackages) { 1977 PackageParser.Package p = mPackages.get(packageName); 1978 if (DEBUG_PACKAGE_INFO) 1979 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1980 if (p != null) { 1981 final PackageSetting ps = (PackageSetting)p.mExtras; 1982 return ps.getGids(); 1983 } 1984 } 1985 // stupid thing to indicate an error. 1986 return new int[0]; 1987 } 1988 1989 static final PermissionInfo generatePermissionInfo( 1990 BasePermission bp, int flags) { 1991 if (bp.perm != null) { 1992 return PackageParser.generatePermissionInfo(bp.perm, flags); 1993 } 1994 PermissionInfo pi = new PermissionInfo(); 1995 pi.name = bp.name; 1996 pi.packageName = bp.sourcePackage; 1997 pi.nonLocalizedLabel = bp.name; 1998 pi.protectionLevel = bp.protectionLevel; 1999 return pi; 2000 } 2001 2002 @Override 2003 public PermissionInfo getPermissionInfo(String name, int flags) { 2004 // reader 2005 synchronized (mPackages) { 2006 final BasePermission p = mSettings.mPermissions.get(name); 2007 if (p != null) { 2008 return generatePermissionInfo(p, flags); 2009 } 2010 return null; 2011 } 2012 } 2013 2014 @Override 2015 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2016 // reader 2017 synchronized (mPackages) { 2018 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2019 for (BasePermission p : mSettings.mPermissions.values()) { 2020 if (group == null) { 2021 if (p.perm == null || p.perm.info.group == null) { 2022 out.add(generatePermissionInfo(p, flags)); 2023 } 2024 } else { 2025 if (p.perm != null && group.equals(p.perm.info.group)) { 2026 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2027 } 2028 } 2029 } 2030 2031 if (out.size() > 0) { 2032 return out; 2033 } 2034 return mPermissionGroups.containsKey(group) ? out : null; 2035 } 2036 } 2037 2038 @Override 2039 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2040 // reader 2041 synchronized (mPackages) { 2042 return PackageParser.generatePermissionGroupInfo( 2043 mPermissionGroups.get(name), flags); 2044 } 2045 } 2046 2047 @Override 2048 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2049 // reader 2050 synchronized (mPackages) { 2051 final int N = mPermissionGroups.size(); 2052 ArrayList<PermissionGroupInfo> out 2053 = new ArrayList<PermissionGroupInfo>(N); 2054 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2055 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2056 } 2057 return out; 2058 } 2059 } 2060 2061 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2062 int userId) { 2063 if (!sUserManager.exists(userId)) return null; 2064 PackageSetting ps = mSettings.mPackages.get(packageName); 2065 if (ps != null) { 2066 if (ps.pkg == null) { 2067 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2068 flags, userId); 2069 if (pInfo != null) { 2070 return pInfo.applicationInfo; 2071 } 2072 return null; 2073 } 2074 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2075 ps.readUserState(userId), userId); 2076 } 2077 return null; 2078 } 2079 2080 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2081 int userId) { 2082 if (!sUserManager.exists(userId)) return null; 2083 PackageSetting ps = mSettings.mPackages.get(packageName); 2084 if (ps != null) { 2085 PackageParser.Package pkg = ps.pkg; 2086 if (pkg == null) { 2087 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2088 return null; 2089 } 2090 // Only data remains, so we aren't worried about code paths 2091 pkg = new PackageParser.Package(packageName); 2092 pkg.applicationInfo.packageName = packageName; 2093 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2094 pkg.applicationInfo.dataDir = 2095 getDataPathForPackage(packageName, 0).getPath(); 2096 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2097 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2098 } 2099 return generatePackageInfo(pkg, flags, userId); 2100 } 2101 return null; 2102 } 2103 2104 @Override 2105 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2106 if (!sUserManager.exists(userId)) return null; 2107 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2108 // writer 2109 synchronized (mPackages) { 2110 PackageParser.Package p = mPackages.get(packageName); 2111 if (DEBUG_PACKAGE_INFO) Log.v( 2112 TAG, "getApplicationInfo " + packageName 2113 + ": " + p); 2114 if (p != null) { 2115 PackageSetting ps = mSettings.mPackages.get(packageName); 2116 if (ps == null) return null; 2117 // Note: isEnabledLP() does not apply here - always return info 2118 return PackageParser.generateApplicationInfo( 2119 p, flags, ps.readUserState(userId), userId); 2120 } 2121 if ("android".equals(packageName)||"system".equals(packageName)) { 2122 return mAndroidApplication; 2123 } 2124 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2125 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2126 } 2127 } 2128 return null; 2129 } 2130 2131 2132 @Override 2133 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2134 mContext.enforceCallingOrSelfPermission( 2135 android.Manifest.permission.CLEAR_APP_CACHE, null); 2136 // Queue up an async operation since clearing cache may take a little while. 2137 mHandler.post(new Runnable() { 2138 public void run() { 2139 mHandler.removeCallbacks(this); 2140 int retCode = -1; 2141 synchronized (mInstallLock) { 2142 retCode = mInstaller.freeCache(freeStorageSize); 2143 if (retCode < 0) { 2144 Slog.w(TAG, "Couldn't clear application caches"); 2145 } 2146 } 2147 if (observer != null) { 2148 try { 2149 observer.onRemoveCompleted(null, (retCode >= 0)); 2150 } catch (RemoteException e) { 2151 Slog.w(TAG, "RemoveException when invoking call back"); 2152 } 2153 } 2154 } 2155 }); 2156 } 2157 2158 @Override 2159 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2160 mContext.enforceCallingOrSelfPermission( 2161 android.Manifest.permission.CLEAR_APP_CACHE, null); 2162 // Queue up an async operation since clearing cache may take a little while. 2163 mHandler.post(new Runnable() { 2164 public void run() { 2165 mHandler.removeCallbacks(this); 2166 int retCode = -1; 2167 synchronized (mInstallLock) { 2168 retCode = mInstaller.freeCache(freeStorageSize); 2169 if (retCode < 0) { 2170 Slog.w(TAG, "Couldn't clear application caches"); 2171 } 2172 } 2173 if(pi != null) { 2174 try { 2175 // Callback via pending intent 2176 int code = (retCode >= 0) ? 1 : 0; 2177 pi.sendIntent(null, code, null, 2178 null, null); 2179 } catch (SendIntentException e1) { 2180 Slog.i(TAG, "Failed to send pending intent"); 2181 } 2182 } 2183 } 2184 }); 2185 } 2186 2187 void freeStorage(long freeStorageSize) throws IOException { 2188 synchronized (mInstallLock) { 2189 if (mInstaller.freeCache(freeStorageSize) < 0) { 2190 throw new IOException("Failed to free enough space"); 2191 } 2192 } 2193 } 2194 2195 @Override 2196 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2197 if (!sUserManager.exists(userId)) return null; 2198 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2199 synchronized (mPackages) { 2200 PackageParser.Activity a = mActivities.mActivities.get(component); 2201 2202 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2203 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2204 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2205 if (ps == null) return null; 2206 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2207 userId); 2208 } 2209 if (mResolveComponentName.equals(component)) { 2210 return mResolveActivity; 2211 } 2212 } 2213 return null; 2214 } 2215 2216 @Override 2217 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2218 String resolvedType) { 2219 synchronized (mPackages) { 2220 PackageParser.Activity a = mActivities.mActivities.get(component); 2221 if (a == null) { 2222 return false; 2223 } 2224 for (int i=0; i<a.intents.size(); i++) { 2225 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2226 intent.getData(), intent.getCategories(), TAG) >= 0) { 2227 return true; 2228 } 2229 } 2230 return false; 2231 } 2232 } 2233 2234 @Override 2235 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2236 if (!sUserManager.exists(userId)) return null; 2237 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2238 synchronized (mPackages) { 2239 PackageParser.Activity a = mReceivers.mActivities.get(component); 2240 if (DEBUG_PACKAGE_INFO) Log.v( 2241 TAG, "getReceiverInfo " + component + ": " + a); 2242 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2243 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2244 if (ps == null) return null; 2245 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2246 userId); 2247 } 2248 } 2249 return null; 2250 } 2251 2252 @Override 2253 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2254 if (!sUserManager.exists(userId)) return null; 2255 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2256 synchronized (mPackages) { 2257 PackageParser.Service s = mServices.mServices.get(component); 2258 if (DEBUG_PACKAGE_INFO) Log.v( 2259 TAG, "getServiceInfo " + component + ": " + s); 2260 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2261 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2262 if (ps == null) return null; 2263 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2264 userId); 2265 } 2266 } 2267 return null; 2268 } 2269 2270 @Override 2271 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2272 if (!sUserManager.exists(userId)) return null; 2273 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2274 synchronized (mPackages) { 2275 PackageParser.Provider p = mProviders.mProviders.get(component); 2276 if (DEBUG_PACKAGE_INFO) Log.v( 2277 TAG, "getProviderInfo " + component + ": " + p); 2278 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2279 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2280 if (ps == null) return null; 2281 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2282 userId); 2283 } 2284 } 2285 return null; 2286 } 2287 2288 @Override 2289 public String[] getSystemSharedLibraryNames() { 2290 Set<String> libSet; 2291 synchronized (mPackages) { 2292 libSet = mSharedLibraries.keySet(); 2293 int size = libSet.size(); 2294 if (size > 0) { 2295 String[] libs = new String[size]; 2296 libSet.toArray(libs); 2297 return libs; 2298 } 2299 } 2300 return null; 2301 } 2302 2303 @Override 2304 public FeatureInfo[] getSystemAvailableFeatures() { 2305 Collection<FeatureInfo> featSet; 2306 synchronized (mPackages) { 2307 featSet = mAvailableFeatures.values(); 2308 int size = featSet.size(); 2309 if (size > 0) { 2310 FeatureInfo[] features = new FeatureInfo[size+1]; 2311 featSet.toArray(features); 2312 FeatureInfo fi = new FeatureInfo(); 2313 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2314 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2315 features[size] = fi; 2316 return features; 2317 } 2318 } 2319 return null; 2320 } 2321 2322 @Override 2323 public boolean hasSystemFeature(String name) { 2324 synchronized (mPackages) { 2325 return mAvailableFeatures.containsKey(name); 2326 } 2327 } 2328 2329 private void checkValidCaller(int uid, int userId) { 2330 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2331 return; 2332 2333 throw new SecurityException("Caller uid=" + uid 2334 + " is not privileged to communicate with user=" + userId); 2335 } 2336 2337 @Override 2338 public int checkPermission(String permName, String pkgName) { 2339 synchronized (mPackages) { 2340 PackageParser.Package p = mPackages.get(pkgName); 2341 if (p != null && p.mExtras != null) { 2342 PackageSetting ps = (PackageSetting)p.mExtras; 2343 if (ps.sharedUser != null) { 2344 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2345 return PackageManager.PERMISSION_GRANTED; 2346 } 2347 } else if (ps.grantedPermissions.contains(permName)) { 2348 return PackageManager.PERMISSION_GRANTED; 2349 } 2350 } 2351 } 2352 return PackageManager.PERMISSION_DENIED; 2353 } 2354 2355 @Override 2356 public int checkUidPermission(String permName, int uid) { 2357 synchronized (mPackages) { 2358 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2359 if (obj != null) { 2360 GrantedPermissions gp = (GrantedPermissions)obj; 2361 if (gp.grantedPermissions.contains(permName)) { 2362 return PackageManager.PERMISSION_GRANTED; 2363 } 2364 } else { 2365 HashSet<String> perms = mSystemPermissions.get(uid); 2366 if (perms != null && perms.contains(permName)) { 2367 return PackageManager.PERMISSION_GRANTED; 2368 } 2369 } 2370 } 2371 return PackageManager.PERMISSION_DENIED; 2372 } 2373 2374 /** 2375 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2376 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2377 * @param message the message to log on security exception 2378 */ 2379 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2380 String message) { 2381 if (userId < 0) { 2382 throw new IllegalArgumentException("Invalid userId " + userId); 2383 } 2384 if (userId == UserHandle.getUserId(callingUid)) return; 2385 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2386 if (requireFullPermission) { 2387 mContext.enforceCallingOrSelfPermission( 2388 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2389 } else { 2390 try { 2391 mContext.enforceCallingOrSelfPermission( 2392 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2393 } catch (SecurityException se) { 2394 mContext.enforceCallingOrSelfPermission( 2395 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2396 } 2397 } 2398 } 2399 } 2400 2401 private BasePermission findPermissionTreeLP(String permName) { 2402 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2403 if (permName.startsWith(bp.name) && 2404 permName.length() > bp.name.length() && 2405 permName.charAt(bp.name.length()) == '.') { 2406 return bp; 2407 } 2408 } 2409 return null; 2410 } 2411 2412 private BasePermission checkPermissionTreeLP(String permName) { 2413 if (permName != null) { 2414 BasePermission bp = findPermissionTreeLP(permName); 2415 if (bp != null) { 2416 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2417 return bp; 2418 } 2419 throw new SecurityException("Calling uid " 2420 + Binder.getCallingUid() 2421 + " is not allowed to add to permission tree " 2422 + bp.name + " owned by uid " + bp.uid); 2423 } 2424 } 2425 throw new SecurityException("No permission tree found for " + permName); 2426 } 2427 2428 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2429 if (s1 == null) { 2430 return s2 == null; 2431 } 2432 if (s2 == null) { 2433 return false; 2434 } 2435 if (s1.getClass() != s2.getClass()) { 2436 return false; 2437 } 2438 return s1.equals(s2); 2439 } 2440 2441 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2442 if (pi1.icon != pi2.icon) return false; 2443 if (pi1.logo != pi2.logo) return false; 2444 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2445 if (!compareStrings(pi1.name, pi2.name)) return false; 2446 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2447 // We'll take care of setting this one. 2448 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2449 // These are not currently stored in settings. 2450 //if (!compareStrings(pi1.group, pi2.group)) return false; 2451 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2452 //if (pi1.labelRes != pi2.labelRes) return false; 2453 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2454 return true; 2455 } 2456 2457 int permissionInfoFootprint(PermissionInfo info) { 2458 int size = info.name.length(); 2459 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2460 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2461 return size; 2462 } 2463 2464 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2465 int size = 0; 2466 for (BasePermission perm : mSettings.mPermissions.values()) { 2467 if (perm.uid == tree.uid) { 2468 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2469 } 2470 } 2471 return size; 2472 } 2473 2474 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2475 // We calculate the max size of permissions defined by this uid and throw 2476 // if that plus the size of 'info' would exceed our stated maximum. 2477 if (tree.uid != Process.SYSTEM_UID) { 2478 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2479 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2480 throw new SecurityException("Permission tree size cap exceeded"); 2481 } 2482 } 2483 } 2484 2485 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2486 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2487 throw new SecurityException("Label must be specified in permission"); 2488 } 2489 BasePermission tree = checkPermissionTreeLP(info.name); 2490 BasePermission bp = mSettings.mPermissions.get(info.name); 2491 boolean added = bp == null; 2492 boolean changed = true; 2493 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2494 if (added) { 2495 enforcePermissionCapLocked(info, tree); 2496 bp = new BasePermission(info.name, tree.sourcePackage, 2497 BasePermission.TYPE_DYNAMIC); 2498 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2499 throw new SecurityException( 2500 "Not allowed to modify non-dynamic permission " 2501 + info.name); 2502 } else { 2503 if (bp.protectionLevel == fixedLevel 2504 && bp.perm.owner.equals(tree.perm.owner) 2505 && bp.uid == tree.uid 2506 && comparePermissionInfos(bp.perm.info, info)) { 2507 changed = false; 2508 } 2509 } 2510 bp.protectionLevel = fixedLevel; 2511 info = new PermissionInfo(info); 2512 info.protectionLevel = fixedLevel; 2513 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2514 bp.perm.info.packageName = tree.perm.info.packageName; 2515 bp.uid = tree.uid; 2516 if (added) { 2517 mSettings.mPermissions.put(info.name, bp); 2518 } 2519 if (changed) { 2520 if (!async) { 2521 mSettings.writeLPr(); 2522 } else { 2523 scheduleWriteSettingsLocked(); 2524 } 2525 } 2526 return added; 2527 } 2528 2529 @Override 2530 public boolean addPermission(PermissionInfo info) { 2531 synchronized (mPackages) { 2532 return addPermissionLocked(info, false); 2533 } 2534 } 2535 2536 @Override 2537 public boolean addPermissionAsync(PermissionInfo info) { 2538 synchronized (mPackages) { 2539 return addPermissionLocked(info, true); 2540 } 2541 } 2542 2543 @Override 2544 public void removePermission(String name) { 2545 synchronized (mPackages) { 2546 checkPermissionTreeLP(name); 2547 BasePermission bp = mSettings.mPermissions.get(name); 2548 if (bp != null) { 2549 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2550 throw new SecurityException( 2551 "Not allowed to modify non-dynamic permission " 2552 + name); 2553 } 2554 mSettings.mPermissions.remove(name); 2555 mSettings.writeLPr(); 2556 } 2557 } 2558 } 2559 2560 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2561 int index = pkg.requestedPermissions.indexOf(bp.name); 2562 if (index == -1) { 2563 throw new SecurityException("Package " + pkg.packageName 2564 + " has not requested permission " + bp.name); 2565 } 2566 boolean isNormal = 2567 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2568 == PermissionInfo.PROTECTION_NORMAL); 2569 boolean isDangerous = 2570 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2571 == PermissionInfo.PROTECTION_DANGEROUS); 2572 boolean isDevelopment = 2573 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2574 2575 if (!isNormal && !isDangerous && !isDevelopment) { 2576 throw new SecurityException("Permission " + bp.name 2577 + " is not a changeable permission type"); 2578 } 2579 2580 if (isNormal || isDangerous) { 2581 if (pkg.requestedPermissionsRequired.get(index)) { 2582 throw new SecurityException("Can't change " + bp.name 2583 + ". It is required by the application"); 2584 } 2585 } 2586 } 2587 2588 @Override 2589 public void grantPermission(String packageName, String permissionName) { 2590 mContext.enforceCallingOrSelfPermission( 2591 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2592 synchronized (mPackages) { 2593 final PackageParser.Package pkg = mPackages.get(packageName); 2594 if (pkg == null) { 2595 throw new IllegalArgumentException("Unknown package: " + packageName); 2596 } 2597 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2598 if (bp == null) { 2599 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2600 } 2601 2602 checkGrantRevokePermissions(pkg, bp); 2603 2604 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2605 if (ps == null) { 2606 return; 2607 } 2608 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2609 if (gp.grantedPermissions.add(permissionName)) { 2610 if (ps.haveGids) { 2611 gp.gids = appendInts(gp.gids, bp.gids); 2612 } 2613 mSettings.writeLPr(); 2614 } 2615 } 2616 } 2617 2618 @Override 2619 public void revokePermission(String packageName, String permissionName) { 2620 int changedAppId = -1; 2621 2622 synchronized (mPackages) { 2623 final PackageParser.Package pkg = mPackages.get(packageName); 2624 if (pkg == null) { 2625 throw new IllegalArgumentException("Unknown package: " + packageName); 2626 } 2627 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2628 mContext.enforceCallingOrSelfPermission( 2629 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2630 } 2631 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2632 if (bp == null) { 2633 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2634 } 2635 2636 checkGrantRevokePermissions(pkg, bp); 2637 2638 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2639 if (ps == null) { 2640 return; 2641 } 2642 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2643 if (gp.grantedPermissions.remove(permissionName)) { 2644 gp.grantedPermissions.remove(permissionName); 2645 if (ps.haveGids) { 2646 gp.gids = removeInts(gp.gids, bp.gids); 2647 } 2648 mSettings.writeLPr(); 2649 changedAppId = ps.appId; 2650 } 2651 } 2652 2653 if (changedAppId >= 0) { 2654 // We changed the perm on someone, kill its processes. 2655 IActivityManager am = ActivityManagerNative.getDefault(); 2656 if (am != null) { 2657 final int callingUserId = UserHandle.getCallingUserId(); 2658 final long ident = Binder.clearCallingIdentity(); 2659 try { 2660 //XXX we should only revoke for the calling user's app permissions, 2661 // but for now we impact all users. 2662 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2663 // "revoke " + permissionName); 2664 int[] users = sUserManager.getUserIds(); 2665 for (int user : users) { 2666 am.killUid(UserHandle.getUid(user, changedAppId), 2667 "revoke " + permissionName); 2668 } 2669 } catch (RemoteException e) { 2670 } finally { 2671 Binder.restoreCallingIdentity(ident); 2672 } 2673 } 2674 } 2675 } 2676 2677 @Override 2678 public boolean isProtectedBroadcast(String actionName) { 2679 synchronized (mPackages) { 2680 return mProtectedBroadcasts.contains(actionName); 2681 } 2682 } 2683 2684 @Override 2685 public int checkSignatures(String pkg1, String pkg2) { 2686 synchronized (mPackages) { 2687 final PackageParser.Package p1 = mPackages.get(pkg1); 2688 final PackageParser.Package p2 = mPackages.get(pkg2); 2689 if (p1 == null || p1.mExtras == null 2690 || p2 == null || p2.mExtras == null) { 2691 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2692 } 2693 return compareSignatures(p1.mSignatures, p2.mSignatures); 2694 } 2695 } 2696 2697 @Override 2698 public int checkUidSignatures(int uid1, int uid2) { 2699 // Map to base uids. 2700 uid1 = UserHandle.getAppId(uid1); 2701 uid2 = UserHandle.getAppId(uid2); 2702 // reader 2703 synchronized (mPackages) { 2704 Signature[] s1; 2705 Signature[] s2; 2706 Object obj = mSettings.getUserIdLPr(uid1); 2707 if (obj != null) { 2708 if (obj instanceof SharedUserSetting) { 2709 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2710 } else if (obj instanceof PackageSetting) { 2711 s1 = ((PackageSetting)obj).signatures.mSignatures; 2712 } else { 2713 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2714 } 2715 } else { 2716 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2717 } 2718 obj = mSettings.getUserIdLPr(uid2); 2719 if (obj != null) { 2720 if (obj instanceof SharedUserSetting) { 2721 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2722 } else if (obj instanceof PackageSetting) { 2723 s2 = ((PackageSetting)obj).signatures.mSignatures; 2724 } else { 2725 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2726 } 2727 } else { 2728 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2729 } 2730 return compareSignatures(s1, s2); 2731 } 2732 } 2733 2734 /** 2735 * Compares two sets of signatures. Returns: 2736 * <br /> 2737 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2738 * <br /> 2739 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2740 * <br /> 2741 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2742 * <br /> 2743 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2744 * <br /> 2745 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2746 */ 2747 static int compareSignatures(Signature[] s1, Signature[] s2) { 2748 if (s1 == null) { 2749 return s2 == null 2750 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2751 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2752 } 2753 2754 if (s2 == null) { 2755 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2756 } 2757 2758 if (s1.length != s2.length) { 2759 return PackageManager.SIGNATURE_NO_MATCH; 2760 } 2761 2762 // Since both signature sets are of size 1, we can compare without HashSets. 2763 if (s1.length == 1) { 2764 return s1[0].equals(s2[0]) ? 2765 PackageManager.SIGNATURE_MATCH : 2766 PackageManager.SIGNATURE_NO_MATCH; 2767 } 2768 2769 HashSet<Signature> set1 = new HashSet<Signature>(); 2770 for (Signature sig : s1) { 2771 set1.add(sig); 2772 } 2773 HashSet<Signature> set2 = new HashSet<Signature>(); 2774 for (Signature sig : s2) { 2775 set2.add(sig); 2776 } 2777 // Make sure s2 contains all signatures in s1. 2778 if (set1.equals(set2)) { 2779 return PackageManager.SIGNATURE_MATCH; 2780 } 2781 return PackageManager.SIGNATURE_NO_MATCH; 2782 } 2783 2784 /** 2785 * If the database version for this type of package (internal storage or 2786 * external storage) is less than the version where package signatures 2787 * were updated, return true. 2788 */ 2789 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2790 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2791 DatabaseVersion.SIGNATURE_END_ENTITY)) 2792 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2793 DatabaseVersion.SIGNATURE_END_ENTITY)); 2794 } 2795 2796 /** 2797 * Used for backward compatibility to make sure any packages with 2798 * certificate chains get upgraded to the new style. {@code existingSigs} 2799 * will be in the old format (since they were stored on disk from before the 2800 * system upgrade) and {@code scannedSigs} will be in the newer format. 2801 */ 2802 private int compareSignaturesCompat(PackageSignatures existingSigs, 2803 PackageParser.Package scannedPkg) { 2804 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2805 return PackageManager.SIGNATURE_NO_MATCH; 2806 } 2807 2808 HashSet<Signature> existingSet = new HashSet<Signature>(); 2809 for (Signature sig : existingSigs.mSignatures) { 2810 existingSet.add(sig); 2811 } 2812 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2813 for (Signature sig : scannedPkg.mSignatures) { 2814 try { 2815 Signature[] chainSignatures = sig.getChainSignatures(); 2816 for (Signature chainSig : chainSignatures) { 2817 scannedCompatSet.add(chainSig); 2818 } 2819 } catch (CertificateEncodingException e) { 2820 scannedCompatSet.add(sig); 2821 } 2822 } 2823 /* 2824 * Make sure the expanded scanned set contains all signatures in the 2825 * existing one. 2826 */ 2827 if (scannedCompatSet.equals(existingSet)) { 2828 // Migrate the old signatures to the new scheme. 2829 existingSigs.assignSignatures(scannedPkg.mSignatures); 2830 // The new KeySets will be re-added later in the scanning process. 2831 synchronized (mPackages) { 2832 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 2833 } 2834 return PackageManager.SIGNATURE_MATCH; 2835 } 2836 return PackageManager.SIGNATURE_NO_MATCH; 2837 } 2838 2839 @Override 2840 public String[] getPackagesForUid(int uid) { 2841 uid = UserHandle.getAppId(uid); 2842 // reader 2843 synchronized (mPackages) { 2844 Object obj = mSettings.getUserIdLPr(uid); 2845 if (obj instanceof SharedUserSetting) { 2846 final SharedUserSetting sus = (SharedUserSetting) obj; 2847 final int N = sus.packages.size(); 2848 final String[] res = new String[N]; 2849 final Iterator<PackageSetting> it = sus.packages.iterator(); 2850 int i = 0; 2851 while (it.hasNext()) { 2852 res[i++] = it.next().name; 2853 } 2854 return res; 2855 } else if (obj instanceof PackageSetting) { 2856 final PackageSetting ps = (PackageSetting) obj; 2857 return new String[] { ps.name }; 2858 } 2859 } 2860 return null; 2861 } 2862 2863 @Override 2864 public String getNameForUid(int uid) { 2865 // reader 2866 synchronized (mPackages) { 2867 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2868 if (obj instanceof SharedUserSetting) { 2869 final SharedUserSetting sus = (SharedUserSetting) obj; 2870 return sus.name + ":" + sus.userId; 2871 } else if (obj instanceof PackageSetting) { 2872 final PackageSetting ps = (PackageSetting) obj; 2873 return ps.name; 2874 } 2875 } 2876 return null; 2877 } 2878 2879 @Override 2880 public int getUidForSharedUser(String sharedUserName) { 2881 if(sharedUserName == null) { 2882 return -1; 2883 } 2884 // reader 2885 synchronized (mPackages) { 2886 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2887 if (suid == null) { 2888 return -1; 2889 } 2890 return suid.userId; 2891 } 2892 } 2893 2894 @Override 2895 public int getFlagsForUid(int uid) { 2896 synchronized (mPackages) { 2897 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2898 if (obj instanceof SharedUserSetting) { 2899 final SharedUserSetting sus = (SharedUserSetting) obj; 2900 return sus.pkgFlags; 2901 } else if (obj instanceof PackageSetting) { 2902 final PackageSetting ps = (PackageSetting) obj; 2903 return ps.pkgFlags; 2904 } 2905 } 2906 return 0; 2907 } 2908 2909 @Override 2910 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2911 int flags, int userId) { 2912 if (!sUserManager.exists(userId)) return null; 2913 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2914 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2915 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2916 } 2917 2918 @Override 2919 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2920 IntentFilter filter, int match, ComponentName activity) { 2921 final int userId = UserHandle.getCallingUserId(); 2922 if (DEBUG_PREFERRED) { 2923 Log.v(TAG, "setLastChosenActivity intent=" + intent 2924 + " resolvedType=" + resolvedType 2925 + " flags=" + flags 2926 + " filter=" + filter 2927 + " match=" + match 2928 + " activity=" + activity); 2929 filter.dump(new PrintStreamPrinter(System.out), " "); 2930 } 2931 intent.setComponent(null); 2932 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2933 // Find any earlier preferred or last chosen entries and nuke them 2934 findPreferredActivity(intent, resolvedType, 2935 flags, query, 0, false, true, false, userId); 2936 // Add the new activity as the last chosen for this filter 2937 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2938 } 2939 2940 @Override 2941 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2942 final int userId = UserHandle.getCallingUserId(); 2943 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2944 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2945 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2946 false, false, false, userId); 2947 } 2948 2949 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2950 int flags, List<ResolveInfo> query, int userId) { 2951 if (query != null) { 2952 final int N = query.size(); 2953 if (N == 1) { 2954 return query.get(0); 2955 } else if (N > 1) { 2956 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2957 // If there is more than one activity with the same priority, 2958 // then let the user decide between them. 2959 ResolveInfo r0 = query.get(0); 2960 ResolveInfo r1 = query.get(1); 2961 if (DEBUG_INTENT_MATCHING || debug) { 2962 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2963 + r1.activityInfo.name + "=" + r1.priority); 2964 } 2965 // If the first activity has a higher priority, or a different 2966 // default, then it is always desireable to pick it. 2967 if (r0.priority != r1.priority 2968 || r0.preferredOrder != r1.preferredOrder 2969 || r0.isDefault != r1.isDefault) { 2970 return query.get(0); 2971 } 2972 // If we have saved a preference for a preferred activity for 2973 // this Intent, use that. 2974 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2975 flags, query, r0.priority, true, false, debug, userId); 2976 if (ri != null) { 2977 return ri; 2978 } 2979 if (userId != 0) { 2980 ri = new ResolveInfo(mResolveInfo); 2981 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2982 ri.activityInfo.applicationInfo = new ApplicationInfo( 2983 ri.activityInfo.applicationInfo); 2984 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2985 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2986 return ri; 2987 } 2988 return mResolveInfo; 2989 } 2990 } 2991 return null; 2992 } 2993 2994 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2995 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2996 final int N = query.size(); 2997 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2998 .get(userId); 2999 // Get the list of persistent preferred activities that handle the intent 3000 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3001 List<PersistentPreferredActivity> pprefs = ppir != null 3002 ? ppir.queryIntent(intent, resolvedType, 3003 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3004 : null; 3005 if (pprefs != null && pprefs.size() > 0) { 3006 final int M = pprefs.size(); 3007 for (int i=0; i<M; i++) { 3008 final PersistentPreferredActivity ppa = pprefs.get(i); 3009 if (DEBUG_PREFERRED || debug) { 3010 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3011 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3012 + "\n component=" + ppa.mComponent); 3013 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3014 } 3015 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3016 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3017 if (DEBUG_PREFERRED || debug) { 3018 Slog.v(TAG, "Found persistent preferred activity:"); 3019 if (ai != null) { 3020 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3021 } else { 3022 Slog.v(TAG, " null"); 3023 } 3024 } 3025 if (ai == null) { 3026 // This previously registered persistent preferred activity 3027 // component is no longer known. Ignore it and do NOT remove it. 3028 continue; 3029 } 3030 for (int j=0; j<N; j++) { 3031 final ResolveInfo ri = query.get(j); 3032 if (!ri.activityInfo.applicationInfo.packageName 3033 .equals(ai.applicationInfo.packageName)) { 3034 continue; 3035 } 3036 if (!ri.activityInfo.name.equals(ai.name)) { 3037 continue; 3038 } 3039 // Found a persistent preference that can handle the intent. 3040 if (DEBUG_PREFERRED || debug) { 3041 Slog.v(TAG, "Returning persistent preferred activity: " + 3042 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3043 } 3044 return ri; 3045 } 3046 } 3047 } 3048 return null; 3049 } 3050 3051 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3052 List<ResolveInfo> query, int priority, boolean always, 3053 boolean removeMatches, boolean debug, int userId) { 3054 if (!sUserManager.exists(userId)) return null; 3055 // writer 3056 synchronized (mPackages) { 3057 if (intent.getSelector() != null) { 3058 intent = intent.getSelector(); 3059 } 3060 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3061 3062 // Try to find a matching persistent preferred activity. 3063 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3064 debug, userId); 3065 3066 // If a persistent preferred activity matched, use it. 3067 if (pri != null) { 3068 return pri; 3069 } 3070 3071 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3072 // Get the list of preferred activities that handle the intent 3073 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3074 List<PreferredActivity> prefs = pir != null 3075 ? pir.queryIntent(intent, resolvedType, 3076 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3077 : null; 3078 if (prefs != null && prefs.size() > 0) { 3079 // First figure out how good the original match set is. 3080 // We will only allow preferred activities that came 3081 // from the same match quality. 3082 int match = 0; 3083 3084 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3085 3086 final int N = query.size(); 3087 for (int j=0; j<N; j++) { 3088 final ResolveInfo ri = query.get(j); 3089 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3090 + ": 0x" + Integer.toHexString(match)); 3091 if (ri.match > match) { 3092 match = ri.match; 3093 } 3094 } 3095 3096 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3097 + Integer.toHexString(match)); 3098 3099 match &= IntentFilter.MATCH_CATEGORY_MASK; 3100 final int M = prefs.size(); 3101 for (int i=0; i<M; i++) { 3102 final PreferredActivity pa = prefs.get(i); 3103 if (DEBUG_PREFERRED || debug) { 3104 Slog.v(TAG, "Checking PreferredActivity ds=" 3105 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3106 + "\n component=" + pa.mPref.mComponent); 3107 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3108 } 3109 if (pa.mPref.mMatch != match) { 3110 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3111 + Integer.toHexString(pa.mPref.mMatch)); 3112 continue; 3113 } 3114 // If it's not an "always" type preferred activity and that's what we're 3115 // looking for, skip it. 3116 if (always && !pa.mPref.mAlways) { 3117 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3118 continue; 3119 } 3120 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3121 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3122 if (DEBUG_PREFERRED || debug) { 3123 Slog.v(TAG, "Found preferred activity:"); 3124 if (ai != null) { 3125 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3126 } else { 3127 Slog.v(TAG, " null"); 3128 } 3129 } 3130 if (ai == null) { 3131 // This previously registered preferred activity 3132 // component is no longer known. Most likely an update 3133 // to the app was installed and in the new version this 3134 // component no longer exists. Clean it up by removing 3135 // it from the preferred activities list, and skip it. 3136 Slog.w(TAG, "Removing dangling preferred activity: " 3137 + pa.mPref.mComponent); 3138 pir.removeFilter(pa); 3139 continue; 3140 } 3141 for (int j=0; j<N; j++) { 3142 final ResolveInfo ri = query.get(j); 3143 if (!ri.activityInfo.applicationInfo.packageName 3144 .equals(ai.applicationInfo.packageName)) { 3145 continue; 3146 } 3147 if (!ri.activityInfo.name.equals(ai.name)) { 3148 continue; 3149 } 3150 3151 if (removeMatches) { 3152 pir.removeFilter(pa); 3153 if (DEBUG_PREFERRED) { 3154 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3155 } 3156 break; 3157 } 3158 3159 // Okay we found a previously set preferred or last chosen app. 3160 // If the result set is different from when this 3161 // was created, we need to clear it and re-ask the 3162 // user their preference, if we're looking for an "always" type entry. 3163 if (always && !pa.mPref.sameSet(query, priority)) { 3164 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3165 + intent + " type " + resolvedType); 3166 if (DEBUG_PREFERRED) { 3167 Slog.v(TAG, "Removing preferred activity since set changed " 3168 + pa.mPref.mComponent); 3169 } 3170 pir.removeFilter(pa); 3171 // Re-add the filter as a "last chosen" entry (!always) 3172 PreferredActivity lastChosen = new PreferredActivity( 3173 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3174 pir.addFilter(lastChosen); 3175 mSettings.writePackageRestrictionsLPr(userId); 3176 return null; 3177 } 3178 3179 // Yay! Either the set matched or we're looking for the last chosen 3180 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3181 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3182 mSettings.writePackageRestrictionsLPr(userId); 3183 return ri; 3184 } 3185 } 3186 } 3187 mSettings.writePackageRestrictionsLPr(userId); 3188 } 3189 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3190 return null; 3191 } 3192 3193 /* 3194 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3195 */ 3196 @Override 3197 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3198 int targetUserId) { 3199 mContext.enforceCallingOrSelfPermission( 3200 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3201 List<CrossProfileIntentFilter> matches = 3202 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3203 if (matches != null) { 3204 int size = matches.size(); 3205 for (int i = 0; i < size; i++) { 3206 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3207 } 3208 } 3209 3210 ArrayList<String> packageNames = null; 3211 SparseArray<ArrayList<String>> fromSource = 3212 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3213 if (fromSource != null) { 3214 packageNames = fromSource.get(targetUserId); 3215 } 3216 if (packageNames.contains(intent.getPackage())) { 3217 return true; 3218 } 3219 // We need the package name, so we try to resolve with the loosest flags possible 3220 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3221 intent, resolvedType, PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3222 int count = resolveInfos.size(); 3223 for (int i = 0; i < count; i++) { 3224 ResolveInfo resolveInfo = resolveInfos.get(i); 3225 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3226 return true; 3227 } 3228 } 3229 return false; 3230 } 3231 3232 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3233 String resolvedType, int userId) { 3234 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3235 if (resolver != null) { 3236 return resolver.queryIntent(intent, resolvedType, false, userId); 3237 } 3238 return null; 3239 } 3240 3241 @Override 3242 public List<ResolveInfo> queryIntentActivities(Intent intent, 3243 String resolvedType, int flags, int userId) { 3244 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3245 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3246 ComponentName comp = intent.getComponent(); 3247 if (comp == null) { 3248 if (intent.getSelector() != null) { 3249 intent = intent.getSelector(); 3250 comp = intent.getComponent(); 3251 } 3252 } 3253 3254 if (comp != null) { 3255 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3256 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3257 if (ai != null) { 3258 final ResolveInfo ri = new ResolveInfo(); 3259 ri.activityInfo = ai; 3260 list.add(ri); 3261 } 3262 return list; 3263 } 3264 3265 // reader 3266 synchronized (mPackages) { 3267 final String pkgName = intent.getPackage(); 3268 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3269 if (pkgName == null) { 3270 ResolveInfo resolveInfo = null; 3271 if (queryCrossProfile) { 3272 // Check if the intent needs to be forwarded to another user for this package 3273 ArrayList<ResolveInfo> crossProfileResult = 3274 queryIntentActivitiesCrossProfilePackage( 3275 intent, resolvedType, flags, userId); 3276 if (!crossProfileResult.isEmpty()) { 3277 // Skip the current profile 3278 return crossProfileResult; 3279 } 3280 List<CrossProfileIntentFilter> matchingFilters = 3281 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3282 // Check for results that need to skip the current profile. 3283 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3284 resolvedType, flags, userId); 3285 if (resolveInfo != null) { 3286 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3287 result.add(resolveInfo); 3288 return result; 3289 } 3290 // Check for cross profile results. 3291 resolveInfo = queryCrossProfileIntents( 3292 matchingFilters, intent, resolvedType, flags, userId); 3293 } 3294 // Check for results in the current profile. 3295 List<ResolveInfo> result = mActivities.queryIntent( 3296 intent, resolvedType, flags, userId); 3297 if (resolveInfo != null) { 3298 result.add(resolveInfo); 3299 } 3300 return result; 3301 } 3302 final PackageParser.Package pkg = mPackages.get(pkgName); 3303 if (pkg != null) { 3304 if (queryCrossProfile) { 3305 ArrayList<ResolveInfo> crossProfileResult = 3306 queryIntentActivitiesCrossProfilePackage( 3307 intent, resolvedType, flags, userId, pkg, pkgName); 3308 if (!crossProfileResult.isEmpty()) { 3309 // Skip the current profile 3310 return crossProfileResult; 3311 } 3312 } 3313 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3314 pkg.activities, userId); 3315 } 3316 return new ArrayList<ResolveInfo>(); 3317 } 3318 } 3319 3320 private ResolveInfo querySkipCurrentProfileIntents( 3321 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3322 int flags, int sourceUserId) { 3323 if (matchingFilters != null) { 3324 int size = matchingFilters.size(); 3325 for (int i = 0; i < size; i ++) { 3326 CrossProfileIntentFilter filter = matchingFilters.get(i); 3327 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3328 // Checking if there are activities in the target user that can handle the 3329 // intent. 3330 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3331 flags, sourceUserId); 3332 if (resolveInfo != null) { 3333 return resolveInfo; 3334 } 3335 } 3336 } 3337 } 3338 return null; 3339 } 3340 3341 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3342 Intent intent, String resolvedType, int flags, int userId) { 3343 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3344 SparseArray<ArrayList<String>> sourceForwardingInfo = 3345 mSettings.mCrossProfilePackageInfo.get(userId); 3346 if (sourceForwardingInfo != null) { 3347 int NI = sourceForwardingInfo.size(); 3348 for (int i = 0; i < NI; i++) { 3349 int targetUserId = sourceForwardingInfo.keyAt(i); 3350 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3351 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3352 intent, resolvedType, flags, targetUserId); 3353 int NJ = resolveInfos.size(); 3354 for (int j = 0; j < NJ; j++) { 3355 ResolveInfo resolveInfo = resolveInfos.get(j); 3356 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3357 matchingResolveInfos.add(createForwardingResolveInfo( 3358 resolveInfo.filter, userId, targetUserId)); 3359 } 3360 } 3361 } 3362 } 3363 return matchingResolveInfos; 3364 } 3365 3366 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3367 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3368 String packageName) { 3369 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3370 SparseArray<ArrayList<String>> sourceForwardingInfo = 3371 mSettings.mCrossProfilePackageInfo.get(userId); 3372 if (sourceForwardingInfo != null) { 3373 int NI = sourceForwardingInfo.size(); 3374 for (int i = 0; i < NI; i++) { 3375 int targetUserId = sourceForwardingInfo.keyAt(i); 3376 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3377 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3378 intent, resolvedType, flags, pkg.activities, targetUserId); 3379 int NJ = resolveInfos.size(); 3380 for (int j = 0; j < NJ; j++) { 3381 ResolveInfo resolveInfo = resolveInfos.get(j); 3382 matchingResolveInfos.add(createForwardingResolveInfo( 3383 resolveInfo.filter, userId, targetUserId)); 3384 } 3385 } 3386 } 3387 } 3388 return matchingResolveInfos; 3389 } 3390 3391 // Return matching ResolveInfo if any for skip current profile intent filters. 3392 private ResolveInfo queryCrossProfileIntents( 3393 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3394 int flags, int sourceUserId) { 3395 if (matchingFilters != null) { 3396 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3397 // match the same intent. For performance reasons, it is better not to 3398 // run queryIntent twice for the same userId 3399 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3400 int size = matchingFilters.size(); 3401 for (int i = 0; i < size; i++) { 3402 CrossProfileIntentFilter filter = matchingFilters.get(i); 3403 int targetUserId = filter.getTargetUserId(); 3404 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3405 && !alreadyTriedUserIds.get(targetUserId)) { 3406 // Checking if there are activities in the target user that can handle the 3407 // intent. 3408 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3409 flags, sourceUserId); 3410 if (resolveInfo != null) return resolveInfo; 3411 alreadyTriedUserIds.put(targetUserId, true); 3412 } 3413 } 3414 } 3415 return null; 3416 } 3417 3418 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3419 String resolvedType, int flags, int sourceUserId) { 3420 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3421 resolvedType, flags, filter.getTargetUserId()); 3422 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 3423 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3424 } 3425 return null; 3426 } 3427 3428 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3429 int sourceUserId, int targetUserId) { 3430 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3431 String className; 3432 if (targetUserId == UserHandle.USER_OWNER) { 3433 className = FORWARD_INTENT_TO_USER_OWNER; 3434 } else { 3435 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3436 } 3437 ComponentName forwardingActivityComponentName = new ComponentName( 3438 mAndroidApplication.packageName, className); 3439 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3440 sourceUserId); 3441 if (targetUserId == UserHandle.USER_OWNER) { 3442 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3443 forwardingResolveInfo.noResourceId = true; 3444 } 3445 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3446 forwardingResolveInfo.priority = 0; 3447 forwardingResolveInfo.preferredOrder = 0; 3448 forwardingResolveInfo.match = 0; 3449 forwardingResolveInfo.isDefault = true; 3450 forwardingResolveInfo.filter = filter; 3451 forwardingResolveInfo.targetUserId = targetUserId; 3452 return forwardingResolveInfo; 3453 } 3454 3455 @Override 3456 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3457 Intent[] specifics, String[] specificTypes, Intent intent, 3458 String resolvedType, int flags, int userId) { 3459 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3460 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3461 "query intent activity options"); 3462 final String resultsAction = intent.getAction(); 3463 3464 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3465 | PackageManager.GET_RESOLVED_FILTER, userId); 3466 3467 if (DEBUG_INTENT_MATCHING) { 3468 Log.v(TAG, "Query " + intent + ": " + results); 3469 } 3470 3471 int specificsPos = 0; 3472 int N; 3473 3474 // todo: note that the algorithm used here is O(N^2). This 3475 // isn't a problem in our current environment, but if we start running 3476 // into situations where we have more than 5 or 10 matches then this 3477 // should probably be changed to something smarter... 3478 3479 // First we go through and resolve each of the specific items 3480 // that were supplied, taking care of removing any corresponding 3481 // duplicate items in the generic resolve list. 3482 if (specifics != null) { 3483 for (int i=0; i<specifics.length; i++) { 3484 final Intent sintent = specifics[i]; 3485 if (sintent == null) { 3486 continue; 3487 } 3488 3489 if (DEBUG_INTENT_MATCHING) { 3490 Log.v(TAG, "Specific #" + i + ": " + sintent); 3491 } 3492 3493 String action = sintent.getAction(); 3494 if (resultsAction != null && resultsAction.equals(action)) { 3495 // If this action was explicitly requested, then don't 3496 // remove things that have it. 3497 action = null; 3498 } 3499 3500 ResolveInfo ri = null; 3501 ActivityInfo ai = null; 3502 3503 ComponentName comp = sintent.getComponent(); 3504 if (comp == null) { 3505 ri = resolveIntent( 3506 sintent, 3507 specificTypes != null ? specificTypes[i] : null, 3508 flags, userId); 3509 if (ri == null) { 3510 continue; 3511 } 3512 if (ri == mResolveInfo) { 3513 // ACK! Must do something better with this. 3514 } 3515 ai = ri.activityInfo; 3516 comp = new ComponentName(ai.applicationInfo.packageName, 3517 ai.name); 3518 } else { 3519 ai = getActivityInfo(comp, flags, userId); 3520 if (ai == null) { 3521 continue; 3522 } 3523 } 3524 3525 // Look for any generic query activities that are duplicates 3526 // of this specific one, and remove them from the results. 3527 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3528 N = results.size(); 3529 int j; 3530 for (j=specificsPos; j<N; j++) { 3531 ResolveInfo sri = results.get(j); 3532 if ((sri.activityInfo.name.equals(comp.getClassName()) 3533 && sri.activityInfo.applicationInfo.packageName.equals( 3534 comp.getPackageName())) 3535 || (action != null && sri.filter.matchAction(action))) { 3536 results.remove(j); 3537 if (DEBUG_INTENT_MATCHING) Log.v( 3538 TAG, "Removing duplicate item from " + j 3539 + " due to specific " + specificsPos); 3540 if (ri == null) { 3541 ri = sri; 3542 } 3543 j--; 3544 N--; 3545 } 3546 } 3547 3548 // Add this specific item to its proper place. 3549 if (ri == null) { 3550 ri = new ResolveInfo(); 3551 ri.activityInfo = ai; 3552 } 3553 results.add(specificsPos, ri); 3554 ri.specificIndex = i; 3555 specificsPos++; 3556 } 3557 } 3558 3559 // Now we go through the remaining generic results and remove any 3560 // duplicate actions that are found here. 3561 N = results.size(); 3562 for (int i=specificsPos; i<N-1; i++) { 3563 final ResolveInfo rii = results.get(i); 3564 if (rii.filter == null) { 3565 continue; 3566 } 3567 3568 // Iterate over all of the actions of this result's intent 3569 // filter... typically this should be just one. 3570 final Iterator<String> it = rii.filter.actionsIterator(); 3571 if (it == null) { 3572 continue; 3573 } 3574 while (it.hasNext()) { 3575 final String action = it.next(); 3576 if (resultsAction != null && resultsAction.equals(action)) { 3577 // If this action was explicitly requested, then don't 3578 // remove things that have it. 3579 continue; 3580 } 3581 for (int j=i+1; j<N; j++) { 3582 final ResolveInfo rij = results.get(j); 3583 if (rij.filter != null && rij.filter.hasAction(action)) { 3584 results.remove(j); 3585 if (DEBUG_INTENT_MATCHING) Log.v( 3586 TAG, "Removing duplicate item from " + j 3587 + " due to action " + action + " at " + i); 3588 j--; 3589 N--; 3590 } 3591 } 3592 } 3593 3594 // If the caller didn't request filter information, drop it now 3595 // so we don't have to marshall/unmarshall it. 3596 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3597 rii.filter = null; 3598 } 3599 } 3600 3601 // Filter out the caller activity if so requested. 3602 if (caller != null) { 3603 N = results.size(); 3604 for (int i=0; i<N; i++) { 3605 ActivityInfo ainfo = results.get(i).activityInfo; 3606 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3607 && caller.getClassName().equals(ainfo.name)) { 3608 results.remove(i); 3609 break; 3610 } 3611 } 3612 } 3613 3614 // If the caller didn't request filter information, 3615 // drop them now so we don't have to 3616 // marshall/unmarshall it. 3617 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3618 N = results.size(); 3619 for (int i=0; i<N; i++) { 3620 results.get(i).filter = null; 3621 } 3622 } 3623 3624 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3625 return results; 3626 } 3627 3628 @Override 3629 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3630 int userId) { 3631 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3632 ComponentName comp = intent.getComponent(); 3633 if (comp == null) { 3634 if (intent.getSelector() != null) { 3635 intent = intent.getSelector(); 3636 comp = intent.getComponent(); 3637 } 3638 } 3639 if (comp != null) { 3640 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3641 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3642 if (ai != null) { 3643 ResolveInfo ri = new ResolveInfo(); 3644 ri.activityInfo = ai; 3645 list.add(ri); 3646 } 3647 return list; 3648 } 3649 3650 // reader 3651 synchronized (mPackages) { 3652 String pkgName = intent.getPackage(); 3653 if (pkgName == null) { 3654 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3655 } 3656 final PackageParser.Package pkg = mPackages.get(pkgName); 3657 if (pkg != null) { 3658 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3659 userId); 3660 } 3661 return null; 3662 } 3663 } 3664 3665 @Override 3666 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3667 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3668 if (!sUserManager.exists(userId)) return null; 3669 if (query != null) { 3670 if (query.size() >= 1) { 3671 // If there is more than one service with the same priority, 3672 // just arbitrarily pick the first one. 3673 return query.get(0); 3674 } 3675 } 3676 return null; 3677 } 3678 3679 @Override 3680 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3681 int userId) { 3682 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3683 ComponentName comp = intent.getComponent(); 3684 if (comp == null) { 3685 if (intent.getSelector() != null) { 3686 intent = intent.getSelector(); 3687 comp = intent.getComponent(); 3688 } 3689 } 3690 if (comp != null) { 3691 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3692 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3693 if (si != null) { 3694 final ResolveInfo ri = new ResolveInfo(); 3695 ri.serviceInfo = si; 3696 list.add(ri); 3697 } 3698 return list; 3699 } 3700 3701 // reader 3702 synchronized (mPackages) { 3703 String pkgName = intent.getPackage(); 3704 if (pkgName == null) { 3705 return mServices.queryIntent(intent, resolvedType, flags, userId); 3706 } 3707 final PackageParser.Package pkg = mPackages.get(pkgName); 3708 if (pkg != null) { 3709 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3710 userId); 3711 } 3712 return null; 3713 } 3714 } 3715 3716 @Override 3717 public List<ResolveInfo> queryIntentContentProviders( 3718 Intent intent, String resolvedType, int flags, int userId) { 3719 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3720 ComponentName comp = intent.getComponent(); 3721 if (comp == null) { 3722 if (intent.getSelector() != null) { 3723 intent = intent.getSelector(); 3724 comp = intent.getComponent(); 3725 } 3726 } 3727 if (comp != null) { 3728 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3729 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3730 if (pi != null) { 3731 final ResolveInfo ri = new ResolveInfo(); 3732 ri.providerInfo = pi; 3733 list.add(ri); 3734 } 3735 return list; 3736 } 3737 3738 // reader 3739 synchronized (mPackages) { 3740 String pkgName = intent.getPackage(); 3741 if (pkgName == null) { 3742 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3743 } 3744 final PackageParser.Package pkg = mPackages.get(pkgName); 3745 if (pkg != null) { 3746 return mProviders.queryIntentForPackage( 3747 intent, resolvedType, flags, pkg.providers, userId); 3748 } 3749 return null; 3750 } 3751 } 3752 3753 @Override 3754 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3755 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3756 3757 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3758 3759 // writer 3760 synchronized (mPackages) { 3761 ArrayList<PackageInfo> list; 3762 if (listUninstalled) { 3763 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3764 for (PackageSetting ps : mSettings.mPackages.values()) { 3765 PackageInfo pi; 3766 if (ps.pkg != null) { 3767 pi = generatePackageInfo(ps.pkg, flags, userId); 3768 } else { 3769 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3770 } 3771 if (pi != null) { 3772 list.add(pi); 3773 } 3774 } 3775 } else { 3776 list = new ArrayList<PackageInfo>(mPackages.size()); 3777 for (PackageParser.Package p : mPackages.values()) { 3778 PackageInfo pi = generatePackageInfo(p, flags, userId); 3779 if (pi != null) { 3780 list.add(pi); 3781 } 3782 } 3783 } 3784 3785 return new ParceledListSlice<PackageInfo>(list); 3786 } 3787 } 3788 3789 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3790 String[] permissions, boolean[] tmp, int flags, int userId) { 3791 int numMatch = 0; 3792 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3793 for (int i=0; i<permissions.length; i++) { 3794 if (gp.grantedPermissions.contains(permissions[i])) { 3795 tmp[i] = true; 3796 numMatch++; 3797 } else { 3798 tmp[i] = false; 3799 } 3800 } 3801 if (numMatch == 0) { 3802 return; 3803 } 3804 PackageInfo pi; 3805 if (ps.pkg != null) { 3806 pi = generatePackageInfo(ps.pkg, flags, userId); 3807 } else { 3808 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3809 } 3810 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3811 if (numMatch == permissions.length) { 3812 pi.requestedPermissions = permissions; 3813 } else { 3814 pi.requestedPermissions = new String[numMatch]; 3815 numMatch = 0; 3816 for (int i=0; i<permissions.length; i++) { 3817 if (tmp[i]) { 3818 pi.requestedPermissions[numMatch] = permissions[i]; 3819 numMatch++; 3820 } 3821 } 3822 } 3823 } 3824 list.add(pi); 3825 } 3826 3827 @Override 3828 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3829 String[] permissions, int flags, int userId) { 3830 if (!sUserManager.exists(userId)) return null; 3831 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3832 3833 // writer 3834 synchronized (mPackages) { 3835 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3836 boolean[] tmpBools = new boolean[permissions.length]; 3837 if (listUninstalled) { 3838 for (PackageSetting ps : mSettings.mPackages.values()) { 3839 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3840 } 3841 } else { 3842 for (PackageParser.Package pkg : mPackages.values()) { 3843 PackageSetting ps = (PackageSetting)pkg.mExtras; 3844 if (ps != null) { 3845 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3846 userId); 3847 } 3848 } 3849 } 3850 3851 return new ParceledListSlice<PackageInfo>(list); 3852 } 3853 } 3854 3855 @Override 3856 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3857 if (!sUserManager.exists(userId)) return null; 3858 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3859 3860 // writer 3861 synchronized (mPackages) { 3862 ArrayList<ApplicationInfo> list; 3863 if (listUninstalled) { 3864 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3865 for (PackageSetting ps : mSettings.mPackages.values()) { 3866 ApplicationInfo ai; 3867 if (ps.pkg != null) { 3868 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3869 ps.readUserState(userId), userId); 3870 } else { 3871 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3872 } 3873 if (ai != null) { 3874 list.add(ai); 3875 } 3876 } 3877 } else { 3878 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3879 for (PackageParser.Package p : mPackages.values()) { 3880 if (p.mExtras != null) { 3881 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3882 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3883 if (ai != null) { 3884 list.add(ai); 3885 } 3886 } 3887 } 3888 } 3889 3890 return new ParceledListSlice<ApplicationInfo>(list); 3891 } 3892 } 3893 3894 public List<ApplicationInfo> getPersistentApplications(int flags) { 3895 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3896 3897 // reader 3898 synchronized (mPackages) { 3899 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3900 final int userId = UserHandle.getCallingUserId(); 3901 while (i.hasNext()) { 3902 final PackageParser.Package p = i.next(); 3903 if (p.applicationInfo != null 3904 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3905 && (!mSafeMode || isSystemApp(p))) { 3906 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3907 if (ps != null) { 3908 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3909 ps.readUserState(userId), userId); 3910 if (ai != null) { 3911 finalList.add(ai); 3912 } 3913 } 3914 } 3915 } 3916 } 3917 3918 return finalList; 3919 } 3920 3921 @Override 3922 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3923 if (!sUserManager.exists(userId)) return null; 3924 // reader 3925 synchronized (mPackages) { 3926 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3927 PackageSetting ps = provider != null 3928 ? mSettings.mPackages.get(provider.owner.packageName) 3929 : null; 3930 return ps != null 3931 && mSettings.isEnabledLPr(provider.info, flags, userId) 3932 && (!mSafeMode || (provider.info.applicationInfo.flags 3933 &ApplicationInfo.FLAG_SYSTEM) != 0) 3934 ? PackageParser.generateProviderInfo(provider, flags, 3935 ps.readUserState(userId), userId) 3936 : null; 3937 } 3938 } 3939 3940 /** 3941 * @deprecated 3942 */ 3943 @Deprecated 3944 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3945 // reader 3946 synchronized (mPackages) { 3947 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3948 .entrySet().iterator(); 3949 final int userId = UserHandle.getCallingUserId(); 3950 while (i.hasNext()) { 3951 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3952 PackageParser.Provider p = entry.getValue(); 3953 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3954 3955 if (ps != null && p.syncable 3956 && (!mSafeMode || (p.info.applicationInfo.flags 3957 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3958 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3959 ps.readUserState(userId), userId); 3960 if (info != null) { 3961 outNames.add(entry.getKey()); 3962 outInfo.add(info); 3963 } 3964 } 3965 } 3966 } 3967 } 3968 3969 @Override 3970 public List<ProviderInfo> queryContentProviders(String processName, 3971 int uid, int flags) { 3972 ArrayList<ProviderInfo> finalList = null; 3973 // reader 3974 synchronized (mPackages) { 3975 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3976 final int userId = processName != null ? 3977 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3978 while (i.hasNext()) { 3979 final PackageParser.Provider p = i.next(); 3980 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3981 if (ps != null && p.info.authority != null 3982 && (processName == null 3983 || (p.info.processName.equals(processName) 3984 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3985 && mSettings.isEnabledLPr(p.info, flags, userId) 3986 && (!mSafeMode 3987 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3988 if (finalList == null) { 3989 finalList = new ArrayList<ProviderInfo>(3); 3990 } 3991 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3992 ps.readUserState(userId), userId); 3993 if (info != null) { 3994 finalList.add(info); 3995 } 3996 } 3997 } 3998 } 3999 4000 if (finalList != null) { 4001 Collections.sort(finalList, mProviderInitOrderSorter); 4002 } 4003 4004 return finalList; 4005 } 4006 4007 @Override 4008 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4009 int flags) { 4010 // reader 4011 synchronized (mPackages) { 4012 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4013 return PackageParser.generateInstrumentationInfo(i, flags); 4014 } 4015 } 4016 4017 @Override 4018 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4019 int flags) { 4020 ArrayList<InstrumentationInfo> finalList = 4021 new ArrayList<InstrumentationInfo>(); 4022 4023 // reader 4024 synchronized (mPackages) { 4025 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4026 while (i.hasNext()) { 4027 final PackageParser.Instrumentation p = i.next(); 4028 if (targetPackage == null 4029 || targetPackage.equals(p.info.targetPackage)) { 4030 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4031 flags); 4032 if (ii != null) { 4033 finalList.add(ii); 4034 } 4035 } 4036 } 4037 } 4038 4039 return finalList; 4040 } 4041 4042 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4043 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4044 if (overlays == null) { 4045 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4046 return; 4047 } 4048 for (PackageParser.Package opkg : overlays.values()) { 4049 // Not much to do if idmap fails: we already logged the error 4050 // and we certainly don't want to abort installation of pkg simply 4051 // because an overlay didn't fit properly. For these reasons, 4052 // ignore the return value of createIdmapForPackagePairLI. 4053 createIdmapForPackagePairLI(pkg, opkg); 4054 } 4055 } 4056 4057 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4058 PackageParser.Package opkg) { 4059 if (!opkg.mTrustedOverlay) { 4060 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4061 opkg.baseCodePath + ": overlay not trusted"); 4062 return false; 4063 } 4064 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4065 if (overlaySet == null) { 4066 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4067 opkg.baseCodePath + " but target package has no known overlays"); 4068 return false; 4069 } 4070 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4071 // TODO: generate idmap for split APKs 4072 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4073 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4074 + opkg.baseCodePath); 4075 return false; 4076 } 4077 PackageParser.Package[] overlayArray = 4078 overlaySet.values().toArray(new PackageParser.Package[0]); 4079 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4080 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4081 return p1.mOverlayPriority - p2.mOverlayPriority; 4082 } 4083 }; 4084 Arrays.sort(overlayArray, cmp); 4085 4086 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4087 int i = 0; 4088 for (PackageParser.Package p : overlayArray) { 4089 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4090 } 4091 return true; 4092 } 4093 4094 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 4095 final File[] files = dir.listFiles(); 4096 if (ArrayUtils.isEmpty(files)) { 4097 Log.d(TAG, "No files in app dir " + dir); 4098 return; 4099 } 4100 4101 if (DEBUG_PACKAGE_SCANNING) { 4102 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 4103 + " flags=0x" + Integer.toHexString(flags)); 4104 } 4105 4106 for (File file : files) { 4107 final boolean isPackage = isApkFile(file) || file.isDirectory(); 4108 if (!isPackage) { 4109 // Ignore entries which are not apk's 4110 continue; 4111 } 4112 try { 4113 scanPackageLI(file, flags | PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, 4114 null, null); 4115 } catch (PackageManagerException e) { 4116 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4117 4118 // Don't mess around with apps in system partition. 4119 if ((flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4120 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4121 // Delete the apk 4122 Slog.w(TAG, "Cleaning up failed install of " + file); 4123 file.delete(); 4124 } 4125 } 4126 } 4127 } 4128 4129 private static File getSettingsProblemFile() { 4130 File dataDir = Environment.getDataDirectory(); 4131 File systemDir = new File(dataDir, "system"); 4132 File fname = new File(systemDir, "uiderrors.txt"); 4133 return fname; 4134 } 4135 4136 static void reportSettingsProblem(int priority, String msg) { 4137 try { 4138 File fname = getSettingsProblemFile(); 4139 FileOutputStream out = new FileOutputStream(fname, true); 4140 PrintWriter pw = new FastPrintWriter(out); 4141 SimpleDateFormat formatter = new SimpleDateFormat(); 4142 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4143 pw.println(dateString + ": " + msg); 4144 pw.close(); 4145 FileUtils.setPermissions( 4146 fname.toString(), 4147 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4148 -1, -1); 4149 } catch (java.io.IOException e) { 4150 } 4151 Slog.println(priority, TAG, msg); 4152 } 4153 4154 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4155 PackageParser.Package pkg, File srcFile, int parseFlags) 4156 throws PackageManagerException { 4157 if (ps != null 4158 && ps.codePath.equals(srcFile) 4159 && ps.timeStamp == srcFile.lastModified() 4160 && !isCompatSignatureUpdateNeeded(pkg)) { 4161 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4162 if (ps.signatures.mSignatures != null 4163 && ps.signatures.mSignatures.length != 0 4164 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4165 // Optimization: reuse the existing cached certificates 4166 // if the package appears to be unchanged. 4167 pkg.mSignatures = ps.signatures.mSignatures; 4168 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4169 synchronized (mPackages) { 4170 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4171 } 4172 return; 4173 } 4174 4175 Slog.w(TAG, "PackageSetting for " + ps.name 4176 + " is missing signatures. Collecting certs again to recover them."); 4177 } else { 4178 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4179 } 4180 4181 try { 4182 pp.collectCertificates(pkg, parseFlags); 4183 pp.collectManifestDigest(pkg); 4184 } catch (PackageParserException e) { 4185 throw new PackageManagerException(e.error, "Failed to collect certificates for " 4186 + pkg.packageName + ": " + e.getMessage()); 4187 } 4188 } 4189 4190 /* 4191 * Scan a package and return the newly parsed package. 4192 * Returns null in case of errors and the error code is stored in mLastScanError 4193 */ 4194 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanMode, 4195 long currentTime, UserHandle user, String abiOverride) throws PackageManagerException { 4196 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4197 parseFlags |= mDefParseFlags; 4198 PackageParser pp = new PackageParser(); 4199 pp.setSeparateProcesses(mSeparateProcesses); 4200 pp.setOnlyCoreApps(mOnlyCore); 4201 pp.setDisplayMetrics(mMetrics); 4202 4203 if ((scanMode & SCAN_TRUSTED_OVERLAY) != 0) { 4204 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4205 } 4206 4207 final PackageParser.Package pkg; 4208 try { 4209 pkg = pp.parsePackage(scanFile, parseFlags); 4210 } catch (PackageParserException e) { 4211 throw new PackageManagerException(e.error, 4212 "Failed to scan " + scanFile + ": " + e.getMessage()); 4213 } 4214 4215 PackageSetting ps = null; 4216 PackageSetting updatedPkg; 4217 // reader 4218 synchronized (mPackages) { 4219 // Look to see if we already know about this package. 4220 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4221 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4222 // This package has been renamed to its original name. Let's 4223 // use that. 4224 ps = mSettings.peekPackageLPr(oldName); 4225 } 4226 // If there was no original package, see one for the real package name. 4227 if (ps == null) { 4228 ps = mSettings.peekPackageLPr(pkg.packageName); 4229 } 4230 // Check to see if this package could be hiding/updating a system 4231 // package. Must look for it either under the original or real 4232 // package name depending on our state. 4233 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4234 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4235 } 4236 boolean updatedPkgBetter = false; 4237 // First check if this is a system package that may involve an update 4238 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4239 if (ps != null && !ps.codePath.equals(scanFile)) { 4240 // The path has changed from what was last scanned... check the 4241 // version of the new path against what we have stored to determine 4242 // what to do. 4243 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4244 if (pkg.mVersionCode < ps.versionCode) { 4245 // The system package has been updated and the code path does not match 4246 // Ignore entry. Skip it. 4247 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4248 + " ignored: updated version " + ps.versionCode 4249 + " better than this " + pkg.mVersionCode); 4250 if (!updatedPkg.codePath.equals(scanFile)) { 4251 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4252 + ps.name + " changing from " + updatedPkg.codePathString 4253 + " to " + scanFile); 4254 updatedPkg.codePath = scanFile; 4255 updatedPkg.codePathString = scanFile.toString(); 4256 // This is the point at which we know that the system-disk APK 4257 // for this package has moved during a reboot (e.g. due to an OTA), 4258 // so we need to reevaluate it for privilege policy. 4259 if (locationIsPrivileged(scanFile)) { 4260 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4261 } 4262 } 4263 updatedPkg.pkg = pkg; 4264 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 4265 } else { 4266 // The current app on the system partition is better than 4267 // what we have updated to on the data partition; switch 4268 // back to the system partition version. 4269 // At this point, its safely assumed that package installation for 4270 // apps in system partition will go through. If not there won't be a working 4271 // version of the app 4272 // writer 4273 synchronized (mPackages) { 4274 // Just remove the loaded entries from package lists. 4275 mPackages.remove(ps.name); 4276 } 4277 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4278 + "reverting from " + ps.codePathString 4279 + ": new version " + pkg.mVersionCode 4280 + " better than installed " + ps.versionCode); 4281 4282 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4283 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4284 getAppDexInstructionSets(ps), isMultiArch(ps)); 4285 synchronized (mInstallLock) { 4286 args.cleanUpResourcesLI(); 4287 } 4288 synchronized (mPackages) { 4289 mSettings.enableSystemPackageLPw(ps.name); 4290 } 4291 updatedPkgBetter = true; 4292 } 4293 } 4294 } 4295 4296 if (updatedPkg != null) { 4297 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4298 // initially 4299 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4300 4301 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4302 // flag set initially 4303 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4304 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4305 } 4306 } 4307 4308 // Verify certificates against what was last scanned 4309 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 4310 4311 /* 4312 * A new system app appeared, but we already had a non-system one of the 4313 * same name installed earlier. 4314 */ 4315 boolean shouldHideSystemApp = false; 4316 if (updatedPkg == null && ps != null 4317 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4318 /* 4319 * Check to make sure the signatures match first. If they don't, 4320 * wipe the installed application and its data. 4321 */ 4322 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4323 != PackageManager.SIGNATURE_MATCH) { 4324 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4325 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4326 ps = null; 4327 } else { 4328 /* 4329 * If the newly-added system app is an older version than the 4330 * already installed version, hide it. It will be scanned later 4331 * and re-added like an update. 4332 */ 4333 if (pkg.mVersionCode < ps.versionCode) { 4334 shouldHideSystemApp = true; 4335 } else { 4336 /* 4337 * The newly found system app is a newer version that the 4338 * one previously installed. Simply remove the 4339 * already-installed application and replace it with our own 4340 * while keeping the application data. 4341 */ 4342 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4343 + ps.codePathString + ": new version " + pkg.mVersionCode 4344 + " better than installed " + ps.versionCode); 4345 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4346 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 4347 getAppDexInstructionSets(ps), isMultiArch(ps)); 4348 synchronized (mInstallLock) { 4349 args.cleanUpResourcesLI(); 4350 } 4351 } 4352 } 4353 } 4354 4355 // The apk is forward locked (not public) if its code and resources 4356 // are kept in different files. (except for app in either system or 4357 // vendor path). 4358 // TODO grab this value from PackageSettings 4359 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4360 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4361 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4362 } 4363 } 4364 4365 // TODO: extend to support forward-locked splits 4366 String resourcePath = null; 4367 String baseResourcePath = null; 4368 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4369 if (ps != null && ps.resourcePathString != null) { 4370 resourcePath = ps.resourcePathString; 4371 baseResourcePath = ps.resourcePathString; 4372 } else { 4373 // Should not happen at all. Just log an error. 4374 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4375 } 4376 } else { 4377 resourcePath = pkg.codePath; 4378 baseResourcePath = pkg.baseCodePath; 4379 } 4380 4381 // Set application objects path explicitly. 4382 pkg.applicationInfo.setCodePath(pkg.codePath); 4383 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 4384 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 4385 pkg.applicationInfo.setResourcePath(resourcePath); 4386 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 4387 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 4388 4389 // Note that we invoke the following method only if we are about to unpack an application 4390 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4391 | SCAN_UPDATE_SIGNATURE, currentTime, user, abiOverride); 4392 4393 /* 4394 * If the system app should be overridden by a previously installed 4395 * data, hide the system app now and let the /data/app scan pick it up 4396 * again. 4397 */ 4398 if (shouldHideSystemApp) { 4399 synchronized (mPackages) { 4400 /* 4401 * We have to grant systems permissions before we hide, because 4402 * grantPermissions will assume the package update is trying to 4403 * expand its permissions. 4404 */ 4405 grantPermissionsLPw(pkg, true); 4406 mSettings.disableSystemPackageLPw(pkg.packageName); 4407 } 4408 } 4409 4410 return scannedPkg; 4411 } 4412 4413 private static String fixProcessName(String defProcessName, 4414 String processName, int uid) { 4415 if (processName == null) { 4416 return defProcessName; 4417 } 4418 return processName; 4419 } 4420 4421 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 4422 throws PackageManagerException { 4423 if (pkgSetting.signatures.mSignatures != null) { 4424 // Already existing package. Make sure signatures match 4425 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4426 == PackageManager.SIGNATURE_MATCH; 4427 if (!match) { 4428 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4429 == PackageManager.SIGNATURE_MATCH; 4430 } 4431 if (!match) { 4432 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 4433 + pkg.packageName + " signatures do not match the " 4434 + "previously installed version; ignoring!"); 4435 } 4436 } 4437 4438 // Check for shared user signatures 4439 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4440 // Already existing package. Make sure signatures match 4441 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4442 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4443 if (!match) { 4444 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4445 == PackageManager.SIGNATURE_MATCH; 4446 } 4447 if (!match) { 4448 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 4449 "Package " + pkg.packageName 4450 + " has no signatures that match those in shared user " 4451 + pkgSetting.sharedUser.name + "; ignoring!"); 4452 } 4453 } 4454 } 4455 4456 /** 4457 * Enforces that only the system UID or root's UID can call a method exposed 4458 * via Binder. 4459 * 4460 * @param message used as message if SecurityException is thrown 4461 * @throws SecurityException if the caller is not system or root 4462 */ 4463 private static final void enforceSystemOrRoot(String message) { 4464 final int uid = Binder.getCallingUid(); 4465 if (uid != Process.SYSTEM_UID && uid != 0) { 4466 throw new SecurityException(message); 4467 } 4468 } 4469 4470 @Override 4471 public void performBootDexOpt() { 4472 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4473 4474 final HashSet<PackageParser.Package> pkgs; 4475 synchronized (mPackages) { 4476 pkgs = mDeferredDexOpt; 4477 mDeferredDexOpt = null; 4478 } 4479 4480 if (pkgs != null) { 4481 // Filter out packages that aren't recently used. 4482 // 4483 // The exception is first boot of a non-eng device, which 4484 // should do a full dexopt. 4485 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4486 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4487 // TODO: add a property to control this? 4488 long dexOptLRUThresholdInMinutes; 4489 if (eng) { 4490 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4491 } else { 4492 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4493 } 4494 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4495 4496 int total = pkgs.size(); 4497 int skipped = 0; 4498 long now = System.currentTimeMillis(); 4499 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4500 PackageParser.Package pkg = i.next(); 4501 long then = pkg.mLastPackageUsageTimeInMills; 4502 if (then + dexOptLRUThresholdInMills < now) { 4503 if (DEBUG_DEXOPT) { 4504 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4505 ((then == 0) ? "never" : new Date(then))); 4506 } 4507 i.remove(); 4508 skipped++; 4509 } 4510 } 4511 if (DEBUG_DEXOPT) { 4512 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4513 } 4514 } 4515 4516 int i = 0; 4517 for (PackageParser.Package pkg : pkgs) { 4518 i++; 4519 if (DEBUG_DEXOPT) { 4520 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4521 + ": " + pkg.packageName); 4522 } 4523 if (!isFirstBoot()) { 4524 try { 4525 ActivityManagerNative.getDefault().showBootMessage( 4526 mContext.getResources().getString( 4527 R.string.android_upgrading_apk, 4528 i, pkgs.size()), true); 4529 } catch (RemoteException e) { 4530 } 4531 } 4532 PackageParser.Package p = pkg; 4533 synchronized (mInstallLock) { 4534 if (p.mDexOptNeeded) { 4535 performDexOptLI(p, false /* force dex */, false /* defer */, 4536 true /* include dependencies */); 4537 } 4538 } 4539 } 4540 } 4541 } 4542 4543 @Override 4544 public boolean performDexOpt(String packageName) { 4545 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4546 return performDexOpt(packageName, true); 4547 } 4548 4549 public boolean performDexOpt(String packageName, boolean updateUsage) { 4550 4551 PackageParser.Package p; 4552 synchronized (mPackages) { 4553 p = mPackages.get(packageName); 4554 if (p == null) { 4555 return false; 4556 } 4557 if (updateUsage) { 4558 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4559 } 4560 mPackageUsage.write(false); 4561 if (!p.mDexOptNeeded) { 4562 return false; 4563 } 4564 } 4565 4566 synchronized (mInstallLock) { 4567 return performDexOptLI(p, false /* force dex */, false /* defer */, 4568 true /* include dependencies */) == DEX_OPT_PERFORMED; 4569 } 4570 } 4571 4572 public HashSet<String> getPackagesThatNeedDexOpt() { 4573 HashSet<String> pkgs = null; 4574 synchronized (mPackages) { 4575 for (PackageParser.Package p : mPackages.values()) { 4576 if (DEBUG_DEXOPT) { 4577 Log.i(TAG, p.packageName + " mDexOptNeeded=" + p.mDexOptNeeded); 4578 } 4579 if (!p.mDexOptNeeded) { 4580 continue; 4581 } 4582 if (pkgs == null) { 4583 pkgs = new HashSet<String>(); 4584 } 4585 pkgs.add(p.packageName); 4586 } 4587 } 4588 return pkgs; 4589 } 4590 4591 public void shutdown() { 4592 mPackageUsage.write(true); 4593 } 4594 4595 private void performDexOptLibsLI(ArrayList<String> libs, String[] instructionSets, 4596 boolean forceDex, boolean defer, HashSet<String> done) { 4597 for (int i=0; i<libs.size(); i++) { 4598 PackageParser.Package libPkg; 4599 String libName; 4600 synchronized (mPackages) { 4601 libName = libs.get(i); 4602 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4603 if (lib != null && lib.apk != null) { 4604 libPkg = mPackages.get(lib.apk); 4605 } else { 4606 libPkg = null; 4607 } 4608 } 4609 if (libPkg != null && !done.contains(libName)) { 4610 performDexOptLI(libPkg, instructionSets, forceDex, defer, done); 4611 } 4612 } 4613 } 4614 4615 static final int DEX_OPT_SKIPPED = 0; 4616 static final int DEX_OPT_PERFORMED = 1; 4617 static final int DEX_OPT_DEFERRED = 2; 4618 static final int DEX_OPT_FAILED = -1; 4619 4620 private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets, 4621 boolean forceDex, boolean defer, HashSet<String> done) { 4622 final String[] instructionSets = targetInstructionSets != null ? 4623 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo); 4624 4625 if (done != null) { 4626 done.add(pkg.packageName); 4627 if (pkg.usesLibraries != null) { 4628 performDexOptLibsLI(pkg.usesLibraries, instructionSets, forceDex, defer, done); 4629 } 4630 if (pkg.usesOptionalLibraries != null) { 4631 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSets, forceDex, defer, done); 4632 } 4633 } 4634 4635 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) { 4636 return DEX_OPT_SKIPPED; 4637 } 4638 4639 final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly(); 4640 boolean performedDexOpt = false; 4641 // There are three basic cases here: 4642 // 1.) we need to dexopt, either because we are forced or it is needed 4643 // 2.) we are defering a needed dexopt 4644 // 3.) we are skipping an unneeded dexopt 4645 for (String path : paths) { 4646 for (String instructionSet : instructionSets) { 4647 try { 4648 final boolean isDexOptNeeded = DexFile.isDexOptNeededInternal(path, 4649 pkg.packageName, instructionSet, defer); 4650 if (forceDex || (!defer && isDexOptNeeded)) { 4651 Log.i(TAG, "Running dexopt on: " + path + " pkg=" 4652 + pkg.applicationInfo.packageName + " isa=" + instructionSet); 4653 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4654 final int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4655 pkg.packageName, instructionSet); 4656 4657 if (ret < 0) { 4658 // Don't bother running dexopt again if we failed, it will probably 4659 // just result in an error again. Also, don't bother dexopting for other 4660 // paths & ISAs. 4661 pkg.mDexOptNeeded = false; 4662 return DEX_OPT_FAILED; 4663 } else { 4664 performedDexOpt = true; 4665 } 4666 } 4667 4668 // We're deciding to defer a needed dexopt. Don't bother dexopting for other 4669 // paths and instruction sets. We'll deal with them all together when we process 4670 // our list of deferred dexopts. 4671 if (defer && isDexOptNeeded) { 4672 if (mDeferredDexOpt == null) { 4673 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4674 } 4675 mDeferredDexOpt.add(pkg); 4676 return DEX_OPT_DEFERRED; 4677 } 4678 } catch (FileNotFoundException e) { 4679 Slog.w(TAG, "Apk not found for dexopt: " + path); 4680 return DEX_OPT_FAILED; 4681 } catch (IOException e) { 4682 Slog.w(TAG, "IOException reading apk: " + path, e); 4683 return DEX_OPT_FAILED; 4684 } catch (StaleDexCacheError e) { 4685 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4686 return DEX_OPT_FAILED; 4687 } catch (Exception e) { 4688 Slog.w(TAG, "Exception when doing dexopt : ", e); 4689 return DEX_OPT_FAILED; 4690 } 4691 } 4692 } 4693 4694 // If we've gotten here, we're sure that no error occurred and that we haven't 4695 // deferred dex-opt. We've either dex-opted one more paths or instruction sets or 4696 // we've skipped all of them because they are up to date. In both cases this 4697 // package doesn't need dexopt any longer. 4698 pkg.mDexOptNeeded = false; 4699 return performedDexOpt ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4700 } 4701 4702 private static String[] getAppDexInstructionSets(ApplicationInfo info) { 4703 if (info.primaryCpuAbi != null) { 4704 if (info.secondaryCpuAbi != null) { 4705 return new String[] { 4706 VMRuntime.getInstructionSet(info.primaryCpuAbi), 4707 VMRuntime.getInstructionSet(info.secondaryCpuAbi) }; 4708 } else { 4709 return new String[] { 4710 VMRuntime.getInstructionSet(info.primaryCpuAbi) }; 4711 } 4712 } 4713 4714 return new String[] { getPreferredInstructionSet() }; 4715 } 4716 4717 private static String[] getAppDexInstructionSets(PackageSetting ps) { 4718 if (ps.primaryCpuAbiString != null) { 4719 if (ps.secondaryCpuAbiString != null) { 4720 return new String[] { 4721 VMRuntime.getInstructionSet(ps.primaryCpuAbiString), 4722 VMRuntime.getInstructionSet(ps.secondaryCpuAbiString) }; 4723 } else { 4724 return new String[] { 4725 VMRuntime.getInstructionSet(ps.primaryCpuAbiString) }; 4726 } 4727 } 4728 4729 return new String[] { getPreferredInstructionSet() }; 4730 } 4731 4732 private static String getPreferredInstructionSet() { 4733 if (sPreferredInstructionSet == null) { 4734 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4735 } 4736 4737 return sPreferredInstructionSet; 4738 } 4739 4740 private static List<String> getAllInstructionSets() { 4741 final String[] allAbis = Build.SUPPORTED_ABIS; 4742 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4743 4744 for (String abi : allAbis) { 4745 final String instructionSet = VMRuntime.getInstructionSet(abi); 4746 if (!allInstructionSets.contains(instructionSet)) { 4747 allInstructionSets.add(instructionSet); 4748 } 4749 } 4750 4751 return allInstructionSets; 4752 } 4753 4754 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4755 boolean inclDependencies) { 4756 HashSet<String> done; 4757 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4758 done = new HashSet<String>(); 4759 done.add(pkg.packageName); 4760 } else { 4761 done = null; 4762 } 4763 return performDexOptLI(pkg, null /* target instruction sets */, forceDex, defer, done); 4764 } 4765 4766 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4767 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4768 Slog.w(TAG, "Unable to update from " + oldPkg.name 4769 + " to " + newPkg.packageName 4770 + ": old package not in system partition"); 4771 return false; 4772 } else if (mPackages.get(oldPkg.name) != null) { 4773 Slog.w(TAG, "Unable to update from " + oldPkg.name 4774 + " to " + newPkg.packageName 4775 + ": old package still exists"); 4776 return false; 4777 } 4778 return true; 4779 } 4780 4781 File getDataPathForUser(int userId) { 4782 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4783 } 4784 4785 private File getDataPathForPackage(String packageName, int userId) { 4786 /* 4787 * Until we fully support multiple users, return the directory we 4788 * previously would have. The PackageManagerTests will need to be 4789 * revised when this is changed back.. 4790 */ 4791 if (userId == 0) { 4792 return new File(mAppDataDir, packageName); 4793 } else { 4794 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4795 + File.separator + packageName); 4796 } 4797 } 4798 4799 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4800 int[] users = sUserManager.getUserIds(); 4801 int res = mInstaller.install(packageName, uid, uid, seinfo); 4802 if (res < 0) { 4803 return res; 4804 } 4805 for (int user : users) { 4806 if (user != 0) { 4807 res = mInstaller.createUserData(packageName, 4808 UserHandle.getUid(user, uid), user, seinfo); 4809 if (res < 0) { 4810 return res; 4811 } 4812 } 4813 } 4814 return res; 4815 } 4816 4817 private int removeDataDirsLI(String packageName) { 4818 int[] users = sUserManager.getUserIds(); 4819 int res = 0; 4820 for (int user : users) { 4821 int resInner = mInstaller.remove(packageName, user); 4822 if (resInner < 0) { 4823 res = resInner; 4824 } 4825 } 4826 4827 return res; 4828 } 4829 4830 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4831 PackageParser.Package changingLib) { 4832 if (file.path != null) { 4833 usesLibraryFiles.add(file.path); 4834 return; 4835 } 4836 PackageParser.Package p = mPackages.get(file.apk); 4837 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4838 // If we are doing this while in the middle of updating a library apk, 4839 // then we need to make sure to use that new apk for determining the 4840 // dependencies here. (We haven't yet finished committing the new apk 4841 // to the package manager state.) 4842 if (p == null || p.packageName.equals(changingLib.packageName)) { 4843 p = changingLib; 4844 } 4845 } 4846 if (p != null) { 4847 usesLibraryFiles.addAll(p.getAllCodePaths()); 4848 } 4849 } 4850 4851 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 4852 PackageParser.Package changingLib) throws PackageManagerException { 4853 // We might be upgrading from a version of the platform that did not 4854 // provide per-package native library directories for system apps. 4855 // Fix that up here. 4856 if (isSystemApp(pkg)) { 4857 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4858 if (!isUpdatedSystemApp(pkg)) { 4859 setBundledAppAbisAndRoots(pkg, ps); 4860 } 4861 } 4862 4863 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4864 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4865 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4866 for (int i=0; i<N; i++) { 4867 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4868 if (file == null) { 4869 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 4870 "Package " + pkg.packageName + " requires unavailable shared library " 4871 + pkg.usesLibraries.get(i) + "; failing!"); 4872 } 4873 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4874 } 4875 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4876 for (int i=0; i<N; i++) { 4877 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4878 if (file == null) { 4879 Slog.w(TAG, "Package " + pkg.packageName 4880 + " desires unavailable shared library " 4881 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4882 } else { 4883 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4884 } 4885 } 4886 N = usesLibraryFiles.size(); 4887 if (N > 0) { 4888 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4889 } else { 4890 pkg.usesLibraryFiles = null; 4891 } 4892 } 4893 } 4894 4895 private static boolean hasString(List<String> list, List<String> which) { 4896 if (list == null) { 4897 return false; 4898 } 4899 for (int i=list.size()-1; i>=0; i--) { 4900 for (int j=which.size()-1; j>=0; j--) { 4901 if (which.get(j).equals(list.get(i))) { 4902 return true; 4903 } 4904 } 4905 } 4906 return false; 4907 } 4908 4909 private void updateAllSharedLibrariesLPw() { 4910 for (PackageParser.Package pkg : mPackages.values()) { 4911 try { 4912 updateSharedLibrariesLPw(pkg, null); 4913 } catch (PackageManagerException e) { 4914 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4915 } 4916 } 4917 } 4918 4919 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4920 PackageParser.Package changingPkg) { 4921 ArrayList<PackageParser.Package> res = null; 4922 for (PackageParser.Package pkg : mPackages.values()) { 4923 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4924 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4925 if (res == null) { 4926 res = new ArrayList<PackageParser.Package>(); 4927 } 4928 res.add(pkg); 4929 try { 4930 updateSharedLibrariesLPw(pkg, changingPkg); 4931 } catch (PackageManagerException e) { 4932 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 4933 } 4934 } 4935 } 4936 return res; 4937 } 4938 4939 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 4940 int scanMode, long currentTime, UserHandle user, String abiOverride) 4941 throws PackageManagerException { 4942 final File scanFile = new File(pkg.codePath); 4943 if (pkg.applicationInfo.getCodePath() == null || 4944 pkg.applicationInfo.getResourcePath() == null) { 4945 // Bail out. The resource and code paths haven't been set. 4946 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 4947 "Code and resource paths haven't been set correctly"); 4948 } 4949 4950 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4951 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4952 } 4953 4954 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4955 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4956 } 4957 4958 if (mCustomResolverComponentName != null && 4959 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4960 setUpCustomResolverActivity(pkg); 4961 } 4962 4963 if (pkg.packageName.equals("android")) { 4964 synchronized (mPackages) { 4965 if (mAndroidApplication != null) { 4966 Slog.w(TAG, "*************************************************"); 4967 Slog.w(TAG, "Core android package being redefined. Skipping."); 4968 Slog.w(TAG, " file=" + scanFile); 4969 Slog.w(TAG, "*************************************************"); 4970 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 4971 "Core android package being redefined. Skipping."); 4972 } 4973 4974 // Set up information for our fall-back user intent resolution activity. 4975 mPlatformPackage = pkg; 4976 pkg.mVersionCode = mSdkVersion; 4977 mAndroidApplication = pkg.applicationInfo; 4978 4979 if (!mResolverReplaced) { 4980 mResolveActivity.applicationInfo = mAndroidApplication; 4981 mResolveActivity.name = ResolverActivity.class.getName(); 4982 mResolveActivity.packageName = mAndroidApplication.packageName; 4983 mResolveActivity.processName = "system:ui"; 4984 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4985 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 4986 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4987 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 4988 mResolveActivity.exported = true; 4989 mResolveActivity.enabled = true; 4990 mResolveInfo.activityInfo = mResolveActivity; 4991 mResolveInfo.priority = 0; 4992 mResolveInfo.preferredOrder = 0; 4993 mResolveInfo.match = 0; 4994 mResolveComponentName = new ComponentName( 4995 mAndroidApplication.packageName, mResolveActivity.name); 4996 } 4997 } 4998 } 4999 5000 if (DEBUG_PACKAGE_SCANNING) { 5001 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5002 Log.d(TAG, "Scanning package " + pkg.packageName); 5003 } 5004 5005 if (mPackages.containsKey(pkg.packageName) 5006 || mSharedLibraries.containsKey(pkg.packageName)) { 5007 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5008 "Application package " + pkg.packageName 5009 + " already installed. Skipping duplicate."); 5010 } 5011 5012 // Initialize package source and resource directories 5013 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5014 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5015 5016 SharedUserSetting suid = null; 5017 PackageSetting pkgSetting = null; 5018 5019 if (!isSystemApp(pkg)) { 5020 // Only system apps can use these features. 5021 pkg.mOriginalPackages = null; 5022 pkg.mRealPackage = null; 5023 pkg.mAdoptPermissions = null; 5024 } 5025 5026 // writer 5027 synchronized (mPackages) { 5028 if (pkg.mSharedUserId != null) { 5029 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 5030 if (suid == null) { 5031 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5032 "Creating application package " + pkg.packageName 5033 + " for shared user failed"); 5034 } 5035 if (DEBUG_PACKAGE_SCANNING) { 5036 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5037 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5038 + "): packages=" + suid.packages); 5039 } 5040 } 5041 5042 // Check if we are renaming from an original package name. 5043 PackageSetting origPackage = null; 5044 String realName = null; 5045 if (pkg.mOriginalPackages != null) { 5046 // This package may need to be renamed to a previously 5047 // installed name. Let's check on that... 5048 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5049 if (pkg.mOriginalPackages.contains(renamed)) { 5050 // This package had originally been installed as the 5051 // original name, and we have already taken care of 5052 // transitioning to the new one. Just update the new 5053 // one to continue using the old name. 5054 realName = pkg.mRealPackage; 5055 if (!pkg.packageName.equals(renamed)) { 5056 // Callers into this function may have already taken 5057 // care of renaming the package; only do it here if 5058 // it is not already done. 5059 pkg.setPackageName(renamed); 5060 } 5061 5062 } else { 5063 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5064 if ((origPackage = mSettings.peekPackageLPr( 5065 pkg.mOriginalPackages.get(i))) != null) { 5066 // We do have the package already installed under its 5067 // original name... should we use it? 5068 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5069 // New package is not compatible with original. 5070 origPackage = null; 5071 continue; 5072 } else if (origPackage.sharedUser != null) { 5073 // Make sure uid is compatible between packages. 5074 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5075 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5076 + " to " + pkg.packageName + ": old uid " 5077 + origPackage.sharedUser.name 5078 + " differs from " + pkg.mSharedUserId); 5079 origPackage = null; 5080 continue; 5081 } 5082 } else { 5083 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5084 + pkg.packageName + " to old name " + origPackage.name); 5085 } 5086 break; 5087 } 5088 } 5089 } 5090 } 5091 5092 if (mTransferedPackages.contains(pkg.packageName)) { 5093 Slog.w(TAG, "Package " + pkg.packageName 5094 + " was transferred to another, but its .apk remains"); 5095 } 5096 5097 // Just create the setting, don't add it yet. For already existing packages 5098 // the PkgSetting exists already and doesn't have to be created. 5099 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5100 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5101 pkg.applicationInfo.primaryCpuAbi, 5102 pkg.applicationInfo.secondaryCpuAbi, 5103 pkg.applicationInfo.flags, user, false); 5104 if (pkgSetting == null) { 5105 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5106 "Creating application package " + pkg.packageName + " failed"); 5107 } 5108 5109 if (pkgSetting.origPackage != null) { 5110 // If we are first transitioning from an original package, 5111 // fix up the new package's name now. We need to do this after 5112 // looking up the package under its new name, so getPackageLP 5113 // can take care of fiddling things correctly. 5114 pkg.setPackageName(origPackage.name); 5115 5116 // File a report about this. 5117 String msg = "New package " + pkgSetting.realName 5118 + " renamed to replace old package " + pkgSetting.name; 5119 reportSettingsProblem(Log.WARN, msg); 5120 5121 // Make a note of it. 5122 mTransferedPackages.add(origPackage.name); 5123 5124 // No longer need to retain this. 5125 pkgSetting.origPackage = null; 5126 } 5127 5128 if (realName != null) { 5129 // Make a note of it. 5130 mTransferedPackages.add(pkg.packageName); 5131 } 5132 5133 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5134 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5135 } 5136 5137 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5138 // Check all shared libraries and map to their actual file path. 5139 // We only do this here for apps not on a system dir, because those 5140 // are the only ones that can fail an install due to this. We 5141 // will take care of the system apps by updating all of their 5142 // library paths after the scan is done. 5143 updateSharedLibrariesLPw(pkg, null); 5144 } 5145 5146 if (mFoundPolicyFile) { 5147 SELinuxMMAC.assignSeinfoValue(pkg); 5148 } 5149 5150 pkg.applicationInfo.uid = pkgSetting.appId; 5151 pkg.mExtras = pkgSetting; 5152 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5153 try { 5154 verifySignaturesLP(pkgSetting, pkg); 5155 } catch (PackageManagerException e) { 5156 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5157 throw e; 5158 } 5159 // The signature has changed, but this package is in the system 5160 // image... let's recover! 5161 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5162 // However... if this package is part of a shared user, but it 5163 // doesn't match the signature of the shared user, let's fail. 5164 // What this means is that you can't change the signatures 5165 // associated with an overall shared user, which doesn't seem all 5166 // that unreasonable. 5167 if (pkgSetting.sharedUser != null) { 5168 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5169 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5170 throw new PackageManagerException( 5171 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5172 "Signature mismatch for shared user : " 5173 + pkgSetting.sharedUser); 5174 } 5175 } 5176 // File a report about this. 5177 String msg = "System package " + pkg.packageName 5178 + " signature changed; retaining data."; 5179 reportSettingsProblem(Log.WARN, msg); 5180 } 5181 } else { 5182 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5183 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5184 + pkg.packageName + " upgrade keys do not match the " 5185 + "previously installed version"); 5186 } else { 5187 // signatures may have changed as result of upgrade 5188 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5189 } 5190 } 5191 // Verify that this new package doesn't have any content providers 5192 // that conflict with existing packages. Only do this if the 5193 // package isn't already installed, since we don't want to break 5194 // things that are installed. 5195 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 5196 final int N = pkg.providers.size(); 5197 int i; 5198 for (i=0; i<N; i++) { 5199 PackageParser.Provider p = pkg.providers.get(i); 5200 if (p.info.authority != null) { 5201 String names[] = p.info.authority.split(";"); 5202 for (int j = 0; j < names.length; j++) { 5203 if (mProvidersByAuthority.containsKey(names[j])) { 5204 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5205 final String otherPackageName = 5206 ((other != null && other.getComponentName() != null) ? 5207 other.getComponentName().getPackageName() : "?"); 5208 throw new PackageManagerException( 5209 INSTALL_FAILED_CONFLICTING_PROVIDER, 5210 "Can't install because provider name " + names[j] 5211 + " (in package " + pkg.applicationInfo.packageName 5212 + ") is already used by " + otherPackageName); 5213 } 5214 } 5215 } 5216 } 5217 } 5218 5219 if (pkg.mAdoptPermissions != null) { 5220 // This package wants to adopt ownership of permissions from 5221 // another package. 5222 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5223 final String origName = pkg.mAdoptPermissions.get(i); 5224 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5225 if (orig != null) { 5226 if (verifyPackageUpdateLPr(orig, pkg)) { 5227 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5228 + pkg.packageName); 5229 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5230 } 5231 } 5232 } 5233 } 5234 } 5235 5236 final String pkgName = pkg.packageName; 5237 5238 final long scanFileTime = scanFile.lastModified(); 5239 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 5240 pkg.applicationInfo.processName = fixProcessName( 5241 pkg.applicationInfo.packageName, 5242 pkg.applicationInfo.processName, 5243 pkg.applicationInfo.uid); 5244 5245 File dataPath; 5246 if (mPlatformPackage == pkg) { 5247 // The system package is special. 5248 dataPath = new File (Environment.getDataDirectory(), "system"); 5249 pkg.applicationInfo.dataDir = dataPath.getPath(); 5250 } else { 5251 // This is a normal package, need to make its data directory. 5252 dataPath = getDataPathForPackage(pkg.packageName, 0); 5253 5254 boolean uidError = false; 5255 5256 if (dataPath.exists()) { 5257 int currentUid = 0; 5258 try { 5259 StructStat stat = Os.stat(dataPath.getPath()); 5260 currentUid = stat.st_uid; 5261 } catch (ErrnoException e) { 5262 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5263 } 5264 5265 // If we have mismatched owners for the data path, we have a problem. 5266 if (currentUid != pkg.applicationInfo.uid) { 5267 boolean recovered = false; 5268 if (currentUid == 0) { 5269 // The directory somehow became owned by root. Wow. 5270 // This is probably because the system was stopped while 5271 // installd was in the middle of messing with its libs 5272 // directory. Ask installd to fix that. 5273 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5274 pkg.applicationInfo.uid); 5275 if (ret >= 0) { 5276 recovered = true; 5277 String msg = "Package " + pkg.packageName 5278 + " unexpectedly changed to uid 0; recovered to " + 5279 + pkg.applicationInfo.uid; 5280 reportSettingsProblem(Log.WARN, msg); 5281 } 5282 } 5283 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5284 || (scanMode&SCAN_BOOTING) != 0)) { 5285 // If this is a system app, we can at least delete its 5286 // current data so the application will still work. 5287 int ret = removeDataDirsLI(pkgName); 5288 if (ret >= 0) { 5289 // TODO: Kill the processes first 5290 // Old data gone! 5291 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5292 ? "System package " : "Third party package "; 5293 String msg = prefix + pkg.packageName 5294 + " has changed from uid: " 5295 + currentUid + " to " 5296 + pkg.applicationInfo.uid + "; old data erased"; 5297 reportSettingsProblem(Log.WARN, msg); 5298 recovered = true; 5299 5300 // And now re-install the app. 5301 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5302 pkg.applicationInfo.seinfo); 5303 if (ret == -1) { 5304 // Ack should not happen! 5305 msg = prefix + pkg.packageName 5306 + " could not have data directory re-created after delete."; 5307 reportSettingsProblem(Log.WARN, msg); 5308 throw new PackageManagerException( 5309 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 5310 } 5311 } 5312 if (!recovered) { 5313 mHasSystemUidErrors = true; 5314 } 5315 } else if (!recovered) { 5316 // If we allow this install to proceed, we will be broken. 5317 // Abort, abort! 5318 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 5319 "scanPackageLI"); 5320 } 5321 if (!recovered) { 5322 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5323 + pkg.applicationInfo.uid + "/fs_" 5324 + currentUid; 5325 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5326 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 5327 String msg = "Package " + pkg.packageName 5328 + " has mismatched uid: " 5329 + currentUid + " on disk, " 5330 + pkg.applicationInfo.uid + " in settings"; 5331 // writer 5332 synchronized (mPackages) { 5333 mSettings.mReadMessages.append(msg); 5334 mSettings.mReadMessages.append('\n'); 5335 uidError = true; 5336 if (!pkgSetting.uidError) { 5337 reportSettingsProblem(Log.ERROR, msg); 5338 } 5339 } 5340 } 5341 } 5342 pkg.applicationInfo.dataDir = dataPath.getPath(); 5343 if (mShouldRestoreconData) { 5344 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5345 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5346 pkg.applicationInfo.uid); 5347 } 5348 } else { 5349 if (DEBUG_PACKAGE_SCANNING) { 5350 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5351 Log.v(TAG, "Want this data dir: " + dataPath); 5352 } 5353 //invoke installer to do the actual installation 5354 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5355 pkg.applicationInfo.seinfo); 5356 if (ret < 0) { 5357 // Error from installer 5358 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5359 "Unable to create data dirs [errorCode=" + ret + "]"); 5360 } 5361 5362 if (dataPath.exists()) { 5363 pkg.applicationInfo.dataDir = dataPath.getPath(); 5364 } else { 5365 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5366 pkg.applicationInfo.dataDir = null; 5367 } 5368 } 5369 5370 pkgSetting.uidError = uidError; 5371 } 5372 5373 final String path = scanFile.getPath(); 5374 final String codePath = pkg.applicationInfo.getCodePath(); 5375 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5376 // For the case where we had previously uninstalled an update, get rid 5377 // of any native binaries we might have unpackaged. Note that this assumes 5378 // that system app updates were not installed via ASEC. 5379 // 5380 // TODO(multiArch): Is this cleanup really necessary ? 5381 NativeLibraryHelper.removeNativeBinariesFromDirLI( 5382 new File(codePath, LIB_DIR_NAME), false /* delete dirs */); 5383 setBundledAppAbisAndRoots(pkg, pkgSetting); 5384 setNativeLibraryPaths(pkg); 5385 } else { 5386 // TODO: We can probably be smarter about this stuff. For installed apps, 5387 // we can calculate this information at install time once and for all. For 5388 // system apps, we can probably assume that this information doesn't change 5389 // after the first boot scan. As things stand, we do lots of unnecessary work. 5390 5391 // Give ourselves some initial paths; we'll come back for another 5392 // pass once we've determined ABI below. 5393 setNativeLibraryPaths(pkg); 5394 5395 final boolean isAsec = isForwardLocked(pkg) || isExternal(pkg); 5396 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 5397 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 5398 5399 NativeLibraryHelper.Handle handle = null; 5400 try { 5401 handle = NativeLibraryHelper.Handle.create(scanFile); 5402 // TODO(multiArch): This can be null for apps that didn't go through the 5403 // usual installation process. We can calculate it again, like we 5404 // do during install time. 5405 // 5406 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 5407 // unnecessary. 5408 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 5409 5410 // Null out the abis so that they can be recalculated. 5411 pkg.applicationInfo.primaryCpuAbi = null; 5412 pkg.applicationInfo.secondaryCpuAbi = null; 5413 if (isMultiArch(pkg.applicationInfo)) { 5414 // Warn if we've set an abiOverride for multi-lib packages.. 5415 // By definition, we need to copy both 32 and 64 bit libraries for 5416 // such packages. 5417 if (abiOverride != null) { 5418 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 5419 } 5420 5421 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 5422 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 5423 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 5424 if (isAsec) { 5425 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 5426 } else { 5427 abi32 = copyNativeLibrariesForInternalApp(handle, 5428 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, useIsaSpecificSubdirs); 5429 } 5430 } 5431 5432 maybeThrowExceptionForMultiArchCopy( 5433 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 5434 5435 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 5436 if (isAsec) { 5437 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 5438 } else { 5439 abi64 = copyNativeLibrariesForInternalApp(handle, 5440 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, useIsaSpecificSubdirs); 5441 } 5442 } 5443 5444 maybeThrowExceptionForMultiArchCopy( 5445 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 5446 5447 if (abi64 >= 0) { 5448 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 5449 } 5450 5451 if (abi32 >= 0) { 5452 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 5453 if (abi64 >= 0) { 5454 pkg.applicationInfo.secondaryCpuAbi = abi; 5455 } else { 5456 pkg.applicationInfo.primaryCpuAbi = abi; 5457 } 5458 } 5459 } else { 5460 String[] abiList = (abiOverride != null) ? 5461 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 5462 5463 // Enable gross and lame hacks for apps that are built with old 5464 // SDK tools. We must scan their APKs for renderscript bitcode and 5465 // not launch them if it's present. Don't bother checking on devices 5466 // that don't have 64 bit support. 5467 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 5468 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5469 abiList = Build.SUPPORTED_32_BIT_ABIS; 5470 } 5471 5472 final int copyRet; 5473 if (isAsec) { 5474 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5475 } else { 5476 copyRet = copyNativeLibrariesForInternalApp(handle, nativeLibraryRoot, abiList, 5477 useIsaSpecificSubdirs); 5478 } 5479 5480 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5481 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5482 "Error unpackaging native libs for app, errorCode=" + copyRet); 5483 } 5484 5485 if (copyRet >= 0) { 5486 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 5487 } 5488 } 5489 } catch (IOException ioe) { 5490 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5491 } finally { 5492 IoUtils.closeQuietly(handle); 5493 } 5494 5495 // Now that we've calculated the ABIs and determined if it's an internal app, 5496 // we will go ahead and populate the nativeLibraryPath. 5497 setNativeLibraryPaths(pkg); 5498 5499 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5500 final int[] userIds = sUserManager.getUserIds(); 5501 synchronized (mInstallLock) { 5502 // Create a native library symlink only if we have native libraries 5503 // and if the native libraries are 32 bit libraries. We do not provide 5504 // this symlink for 64 bit libraries. 5505 if (pkg.applicationInfo.primaryCpuAbi != null && 5506 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 5507 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 5508 for (int userId : userIds) { 5509 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, nativeLibPath, userId) < 0) { 5510 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 5511 "Failed linking native library dir (user=" + userId + ")"); 5512 } 5513 } 5514 } 5515 } 5516 5517 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 5518 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 5519 } 5520 5521 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 5522 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 5523 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 5524 5525 // Push the derived path down into PackageSettings so we know what to 5526 // clean up at uninstall time. 5527 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 5528 5529 if (DEBUG_ABI_SELECTION) { 5530 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 5531 " primary=" + pkg.applicationInfo.primaryCpuAbi + 5532 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 5533 } 5534 5535 if ((scanMode&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5536 // We don't do this here during boot because we can do it all 5537 // at once after scanning all existing packages. 5538 // 5539 // We also do this *before* we perform dexopt on this package, so that 5540 // we can avoid redundant dexopts, and also to make sure we've got the 5541 // code and package path correct. 5542 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5543 pkg, forceDex, (scanMode & SCAN_DEFER_DEX) != 0); 5544 } 5545 5546 if ((scanMode&SCAN_NO_DEX) == 0) { 5547 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5548 == DEX_OPT_FAILED) { 5549 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5550 removeDataDirsLI(pkg.packageName); 5551 } 5552 5553 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 5554 } 5555 } 5556 5557 if (mFactoryTest && pkg.requestedPermissions.contains( 5558 android.Manifest.permission.FACTORY_TEST)) { 5559 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5560 } 5561 5562 ArrayList<PackageParser.Package> clientLibPkgs = null; 5563 5564 // writer 5565 synchronized (mPackages) { 5566 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5567 // Only system apps can add new shared libraries. 5568 if (pkg.libraryNames != null) { 5569 for (int i=0; i<pkg.libraryNames.size(); i++) { 5570 String name = pkg.libraryNames.get(i); 5571 boolean allowed = false; 5572 if (isUpdatedSystemApp(pkg)) { 5573 // New library entries can only be added through the 5574 // system image. This is important to get rid of a lot 5575 // of nasty edge cases: for example if we allowed a non- 5576 // system update of the app to add a library, then uninstalling 5577 // the update would make the library go away, and assumptions 5578 // we made such as through app install filtering would now 5579 // have allowed apps on the device which aren't compatible 5580 // with it. Better to just have the restriction here, be 5581 // conservative, and create many fewer cases that can negatively 5582 // impact the user experience. 5583 final PackageSetting sysPs = mSettings 5584 .getDisabledSystemPkgLPr(pkg.packageName); 5585 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5586 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5587 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5588 allowed = true; 5589 allowed = true; 5590 break; 5591 } 5592 } 5593 } 5594 } else { 5595 allowed = true; 5596 } 5597 if (allowed) { 5598 if (!mSharedLibraries.containsKey(name)) { 5599 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5600 } else if (!name.equals(pkg.packageName)) { 5601 Slog.w(TAG, "Package " + pkg.packageName + " library " 5602 + name + " already exists; skipping"); 5603 } 5604 } else { 5605 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5606 + name + " that is not declared on system image; skipping"); 5607 } 5608 } 5609 if ((scanMode&SCAN_BOOTING) == 0) { 5610 // If we are not booting, we need to update any applications 5611 // that are clients of our shared library. If we are booting, 5612 // this will all be done once the scan is complete. 5613 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5614 } 5615 } 5616 } 5617 } 5618 5619 // We also need to dexopt any apps that are dependent on this library. Note that 5620 // if these fail, we should abort the install since installing the library will 5621 // result in some apps being broken. 5622 if (clientLibPkgs != null) { 5623 if ((scanMode&SCAN_NO_DEX) == 0) { 5624 for (int i=0; i<clientLibPkgs.size(); i++) { 5625 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5626 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5627 == DEX_OPT_FAILED) { 5628 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5629 removeDataDirsLI(pkg.packageName); 5630 } 5631 5632 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 5633 "scanPackageLI failed to dexopt clientLibPkgs"); 5634 } 5635 } 5636 } 5637 } 5638 5639 // Request the ActivityManager to kill the process(only for existing packages) 5640 // so that we do not end up in a confused state while the user is still using the older 5641 // version of the application while the new one gets installed. 5642 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5643 // If the package lives in an asec, tell everyone that the container is going 5644 // away so they can clean up any references to its resources (which would prevent 5645 // vold from being able to unmount the asec) 5646 if (isForwardLocked(pkg) || isExternal(pkg)) { 5647 if (DEBUG_INSTALL) { 5648 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5649 } 5650 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5651 final ArrayList<String> pkgList = new ArrayList<String>(1); 5652 pkgList.add(pkg.applicationInfo.packageName); 5653 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5654 } 5655 5656 // Post the request that it be killed now that the going-away broadcast is en route 5657 killApplication(pkg.applicationInfo.packageName, 5658 pkg.applicationInfo.uid, "update pkg"); 5659 } 5660 5661 // Also need to kill any apps that are dependent on the library. 5662 if (clientLibPkgs != null) { 5663 for (int i=0; i<clientLibPkgs.size(); i++) { 5664 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5665 killApplication(clientPkg.applicationInfo.packageName, 5666 clientPkg.applicationInfo.uid, "update lib"); 5667 } 5668 } 5669 5670 // writer 5671 synchronized (mPackages) { 5672 // We don't expect installation to fail beyond this point, 5673 if ((scanMode&SCAN_MONITOR) != 0) { 5674 mAppDirs.put(pkg.codePath, pkg); 5675 } 5676 // Add the new setting to mSettings 5677 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5678 // Add the new setting to mPackages 5679 mPackages.put(pkg.applicationInfo.packageName, pkg); 5680 // Make sure we don't accidentally delete its data. 5681 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5682 while (iter.hasNext()) { 5683 PackageCleanItem item = iter.next(); 5684 if (pkgName.equals(item.packageName)) { 5685 iter.remove(); 5686 } 5687 } 5688 5689 // Take care of first install / last update times. 5690 if (currentTime != 0) { 5691 if (pkgSetting.firstInstallTime == 0) { 5692 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5693 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5694 pkgSetting.lastUpdateTime = currentTime; 5695 } 5696 } else if (pkgSetting.firstInstallTime == 0) { 5697 // We need *something*. Take time time stamp of the file. 5698 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5699 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5700 if (scanFileTime != pkgSetting.timeStamp) { 5701 // A package on the system image has changed; consider this 5702 // to be an update. 5703 pkgSetting.lastUpdateTime = scanFileTime; 5704 } 5705 } 5706 5707 // Add the package's KeySets to the global KeySetManagerService 5708 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5709 try { 5710 // Old KeySetData no longer valid. 5711 ksms.removeAppKeySetDataLPw(pkg.packageName); 5712 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 5713 if (pkg.mKeySetMapping != null) { 5714 for (Map.Entry<String, ArraySet<PublicKey>> entry : 5715 pkg.mKeySetMapping.entrySet()) { 5716 if (entry.getValue() != null) { 5717 ksms.addDefinedKeySetToPackageLPw(pkg.packageName, 5718 entry.getValue(), entry.getKey()); 5719 } 5720 } 5721 if (pkg.mUpgradeKeySets != null) { 5722 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5723 ksms.addUpgradeKeySetToPackageLPw(pkg.packageName, upgradeAlias); 5724 } 5725 } 5726 } 5727 } catch (NullPointerException e) { 5728 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5729 } catch (IllegalArgumentException e) { 5730 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5731 } 5732 5733 int N = pkg.providers.size(); 5734 StringBuilder r = null; 5735 int i; 5736 for (i=0; i<N; i++) { 5737 PackageParser.Provider p = pkg.providers.get(i); 5738 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5739 p.info.processName, pkg.applicationInfo.uid); 5740 mProviders.addProvider(p); 5741 p.syncable = p.info.isSyncable; 5742 if (p.info.authority != null) { 5743 String names[] = p.info.authority.split(";"); 5744 p.info.authority = null; 5745 for (int j = 0; j < names.length; j++) { 5746 if (j == 1 && p.syncable) { 5747 // We only want the first authority for a provider to possibly be 5748 // syncable, so if we already added this provider using a different 5749 // authority clear the syncable flag. We copy the provider before 5750 // changing it because the mProviders object contains a reference 5751 // to a provider that we don't want to change. 5752 // Only do this for the second authority since the resulting provider 5753 // object can be the same for all future authorities for this provider. 5754 p = new PackageParser.Provider(p); 5755 p.syncable = false; 5756 } 5757 if (!mProvidersByAuthority.containsKey(names[j])) { 5758 mProvidersByAuthority.put(names[j], p); 5759 if (p.info.authority == null) { 5760 p.info.authority = names[j]; 5761 } else { 5762 p.info.authority = p.info.authority + ";" + names[j]; 5763 } 5764 if (DEBUG_PACKAGE_SCANNING) { 5765 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5766 Log.d(TAG, "Registered content provider: " + names[j] 5767 + ", className = " + p.info.name + ", isSyncable = " 5768 + p.info.isSyncable); 5769 } 5770 } else { 5771 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5772 Slog.w(TAG, "Skipping provider name " + names[j] + 5773 " (in package " + pkg.applicationInfo.packageName + 5774 "): name already used by " 5775 + ((other != null && other.getComponentName() != null) 5776 ? other.getComponentName().getPackageName() : "?")); 5777 } 5778 } 5779 } 5780 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5781 if (r == null) { 5782 r = new StringBuilder(256); 5783 } else { 5784 r.append(' '); 5785 } 5786 r.append(p.info.name); 5787 } 5788 } 5789 if (r != null) { 5790 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5791 } 5792 5793 N = pkg.services.size(); 5794 r = null; 5795 for (i=0; i<N; i++) { 5796 PackageParser.Service s = pkg.services.get(i); 5797 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5798 s.info.processName, pkg.applicationInfo.uid); 5799 mServices.addService(s); 5800 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5801 if (r == null) { 5802 r = new StringBuilder(256); 5803 } else { 5804 r.append(' '); 5805 } 5806 r.append(s.info.name); 5807 } 5808 } 5809 if (r != null) { 5810 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5811 } 5812 5813 N = pkg.receivers.size(); 5814 r = null; 5815 for (i=0; i<N; i++) { 5816 PackageParser.Activity a = pkg.receivers.get(i); 5817 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5818 a.info.processName, pkg.applicationInfo.uid); 5819 mReceivers.addActivity(a, "receiver"); 5820 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5821 if (r == null) { 5822 r = new StringBuilder(256); 5823 } else { 5824 r.append(' '); 5825 } 5826 r.append(a.info.name); 5827 } 5828 } 5829 if (r != null) { 5830 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5831 } 5832 5833 N = pkg.activities.size(); 5834 r = null; 5835 for (i=0; i<N; i++) { 5836 PackageParser.Activity a = pkg.activities.get(i); 5837 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5838 a.info.processName, pkg.applicationInfo.uid); 5839 mActivities.addActivity(a, "activity"); 5840 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5841 if (r == null) { 5842 r = new StringBuilder(256); 5843 } else { 5844 r.append(' '); 5845 } 5846 r.append(a.info.name); 5847 } 5848 } 5849 if (r != null) { 5850 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5851 } 5852 5853 N = pkg.permissionGroups.size(); 5854 r = null; 5855 for (i=0; i<N; i++) { 5856 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5857 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5858 if (cur == null) { 5859 mPermissionGroups.put(pg.info.name, pg); 5860 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5861 if (r == null) { 5862 r = new StringBuilder(256); 5863 } else { 5864 r.append(' '); 5865 } 5866 r.append(pg.info.name); 5867 } 5868 } else { 5869 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5870 + pg.info.packageName + " ignored: original from " 5871 + cur.info.packageName); 5872 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5873 if (r == null) { 5874 r = new StringBuilder(256); 5875 } else { 5876 r.append(' '); 5877 } 5878 r.append("DUP:"); 5879 r.append(pg.info.name); 5880 } 5881 } 5882 } 5883 if (r != null) { 5884 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5885 } 5886 5887 N = pkg.permissions.size(); 5888 r = null; 5889 for (i=0; i<N; i++) { 5890 PackageParser.Permission p = pkg.permissions.get(i); 5891 HashMap<String, BasePermission> permissionMap = 5892 p.tree ? mSettings.mPermissionTrees 5893 : mSettings.mPermissions; 5894 p.group = mPermissionGroups.get(p.info.group); 5895 if (p.info.group == null || p.group != null) { 5896 BasePermission bp = permissionMap.get(p.info.name); 5897 if (bp == null) { 5898 bp = new BasePermission(p.info.name, p.info.packageName, 5899 BasePermission.TYPE_NORMAL); 5900 permissionMap.put(p.info.name, bp); 5901 } 5902 if (bp.perm == null) { 5903 if (bp.sourcePackage != null 5904 && !bp.sourcePackage.equals(p.info.packageName)) { 5905 // If this is a permission that was formerly defined by a non-system 5906 // app, but is now defined by a system app (following an upgrade), 5907 // discard the previous declaration and consider the system's to be 5908 // canonical. 5909 if (isSystemApp(p.owner)) { 5910 String msg = "New decl " + p.owner + " of permission " 5911 + p.info.name + " is system"; 5912 reportSettingsProblem(Log.WARN, msg); 5913 bp.sourcePackage = null; 5914 } 5915 } 5916 if (bp.sourcePackage == null 5917 || bp.sourcePackage.equals(p.info.packageName)) { 5918 BasePermission tree = findPermissionTreeLP(p.info.name); 5919 if (tree == null 5920 || tree.sourcePackage.equals(p.info.packageName)) { 5921 bp.packageSetting = pkgSetting; 5922 bp.perm = p; 5923 bp.uid = pkg.applicationInfo.uid; 5924 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5925 if (r == null) { 5926 r = new StringBuilder(256); 5927 } else { 5928 r.append(' '); 5929 } 5930 r.append(p.info.name); 5931 } 5932 } else { 5933 Slog.w(TAG, "Permission " + p.info.name + " from package " 5934 + p.info.packageName + " ignored: base tree " 5935 + tree.name + " is from package " 5936 + tree.sourcePackage); 5937 } 5938 } else { 5939 Slog.w(TAG, "Permission " + p.info.name + " from package " 5940 + p.info.packageName + " ignored: original from " 5941 + bp.sourcePackage); 5942 } 5943 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5944 if (r == null) { 5945 r = new StringBuilder(256); 5946 } else { 5947 r.append(' '); 5948 } 5949 r.append("DUP:"); 5950 r.append(p.info.name); 5951 } 5952 if (bp.perm == p) { 5953 bp.protectionLevel = p.info.protectionLevel; 5954 } 5955 } else { 5956 Slog.w(TAG, "Permission " + p.info.name + " from package " 5957 + p.info.packageName + " ignored: no group " 5958 + p.group); 5959 } 5960 } 5961 if (r != null) { 5962 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5963 } 5964 5965 N = pkg.instrumentation.size(); 5966 r = null; 5967 for (i=0; i<N; i++) { 5968 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5969 a.info.packageName = pkg.applicationInfo.packageName; 5970 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5971 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5972 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 5973 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 5974 a.info.dataDir = pkg.applicationInfo.dataDir; 5975 5976 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 5977 // need other information about the application, like the ABI and what not ? 5978 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5979 mInstrumentation.put(a.getComponentName(), a); 5980 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5981 if (r == null) { 5982 r = new StringBuilder(256); 5983 } else { 5984 r.append(' '); 5985 } 5986 r.append(a.info.name); 5987 } 5988 } 5989 if (r != null) { 5990 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5991 } 5992 5993 if (pkg.protectedBroadcasts != null) { 5994 N = pkg.protectedBroadcasts.size(); 5995 for (i=0; i<N; i++) { 5996 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5997 } 5998 } 5999 6000 pkgSetting.setTimeStamp(scanFileTime); 6001 6002 // Create idmap files for pairs of (packages, overlay packages). 6003 // Note: "android", ie framework-res.apk, is handled by native layers. 6004 if (pkg.mOverlayTarget != null) { 6005 // This is an overlay package. 6006 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6007 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6008 mOverlays.put(pkg.mOverlayTarget, 6009 new HashMap<String, PackageParser.Package>()); 6010 } 6011 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6012 map.put(pkg.packageName, pkg); 6013 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6014 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6015 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6016 "scanPackageLI failed to createIdmap"); 6017 } 6018 } 6019 } else if (mOverlays.containsKey(pkg.packageName) && 6020 !pkg.packageName.equals("android")) { 6021 // This is a regular package, with one or more known overlay packages. 6022 createIdmapsForPackageLI(pkg); 6023 } 6024 } 6025 6026 return pkg; 6027 } 6028 6029 /** 6030 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6031 * i.e, so that all packages can be run inside a single process if required. 6032 * 6033 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6034 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6035 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6036 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6037 * updating a package that belongs to a shared user. 6038 * 6039 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6040 * adds unnecessary complexity. 6041 */ 6042 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6043 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6044 String requiredInstructionSet = null; 6045 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6046 requiredInstructionSet = VMRuntime.getInstructionSet( 6047 scannedPackage.applicationInfo.primaryCpuAbi); 6048 } 6049 6050 PackageSetting requirer = null; 6051 for (PackageSetting ps : packagesForUser) { 6052 // If packagesForUser contains scannedPackage, we skip it. This will happen 6053 // when scannedPackage is an update of an existing package. Without this check, 6054 // we will never be able to change the ABI of any package belonging to a shared 6055 // user, even if it's compatible with other packages. 6056 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6057 if (ps.primaryCpuAbiString == null) { 6058 continue; 6059 } 6060 6061 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6062 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6063 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6064 // this but there's not much we can do. 6065 String errorMessage = "Instruction set mismatch, " 6066 + ((requirer == null) ? "[caller]" : requirer) 6067 + " requires " + requiredInstructionSet + " whereas " + ps 6068 + " requires " + instructionSet; 6069 Slog.w(TAG, errorMessage); 6070 } 6071 6072 if (requiredInstructionSet == null) { 6073 requiredInstructionSet = instructionSet; 6074 requirer = ps; 6075 } 6076 } 6077 } 6078 6079 if (requiredInstructionSet != null) { 6080 String adjustedAbi; 6081 if (requirer != null) { 6082 // requirer != null implies that either scannedPackage was null or that scannedPackage 6083 // did not require an ABI, in which case we have to adjust scannedPackage to match 6084 // the ABI of the set (which is the same as requirer's ABI) 6085 adjustedAbi = requirer.primaryCpuAbiString; 6086 if (scannedPackage != null) { 6087 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6088 } 6089 } else { 6090 // requirer == null implies that we're updating all ABIs in the set to 6091 // match scannedPackage. 6092 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6093 } 6094 6095 for (PackageSetting ps : packagesForUser) { 6096 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6097 if (ps.primaryCpuAbiString != null) { 6098 continue; 6099 } 6100 6101 ps.primaryCpuAbiString = adjustedAbi; 6102 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6103 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6104 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6105 6106 if (performDexOptLI(ps.pkg, forceDexOpt, deferDexOpt, true) == DEX_OPT_FAILED) { 6107 ps.primaryCpuAbiString = null; 6108 ps.pkg.applicationInfo.primaryCpuAbi = null; 6109 return; 6110 } else { 6111 mInstaller.rmdex(ps.codePathString, getPreferredInstructionSet()); 6112 } 6113 } 6114 } 6115 } 6116 } 6117 } 6118 6119 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6120 synchronized (mPackages) { 6121 mResolverReplaced = true; 6122 // Set up information for custom user intent resolution activity. 6123 mResolveActivity.applicationInfo = pkg.applicationInfo; 6124 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6125 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6126 mResolveActivity.processName = null; 6127 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6128 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6129 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6130 mResolveActivity.theme = 0; 6131 mResolveActivity.exported = true; 6132 mResolveActivity.enabled = true; 6133 mResolveInfo.activityInfo = mResolveActivity; 6134 mResolveInfo.priority = 0; 6135 mResolveInfo.preferredOrder = 0; 6136 mResolveInfo.match = 0; 6137 mResolveComponentName = mCustomResolverComponentName; 6138 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6139 mResolveComponentName); 6140 } 6141 } 6142 6143 private static String calculateApkRoot(final String codePathString) { 6144 final File codePath = new File(codePathString); 6145 final File codeRoot; 6146 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6147 codeRoot = Environment.getRootDirectory(); 6148 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6149 codeRoot = Environment.getOemDirectory(); 6150 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6151 codeRoot = Environment.getVendorDirectory(); 6152 } else { 6153 // Unrecognized code path; take its top real segment as the apk root: 6154 // e.g. /something/app/blah.apk => /something 6155 try { 6156 File f = codePath.getCanonicalFile(); 6157 File parent = f.getParentFile(); // non-null because codePath is a file 6158 File tmp; 6159 while ((tmp = parent.getParentFile()) != null) { 6160 f = parent; 6161 parent = tmp; 6162 } 6163 codeRoot = f; 6164 Slog.w(TAG, "Unrecognized code path " 6165 + codePath + " - using " + codeRoot); 6166 } catch (IOException e) { 6167 // Can't canonicalize the code path -- shenanigans? 6168 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6169 return Environment.getRootDirectory().getPath(); 6170 } 6171 } 6172 return codeRoot.getPath(); 6173 } 6174 6175 /** 6176 * Derive and set the location of native libraries for the given package, 6177 * which varies depending on where and how the package was installed. 6178 */ 6179 private void setNativeLibraryPaths(PackageParser.Package pkg) { 6180 final ApplicationInfo info = pkg.applicationInfo; 6181 final String codePath = pkg.codePath; 6182 final File codeFile = new File(codePath); 6183 6184 final boolean bundledApp = isSystemApp(info) && !isUpdatedSystemApp(info); 6185 final boolean asecApp = isForwardLocked(info) || isExternal(info); 6186 6187 info.nativeLibraryRootDir = null; 6188 info.nativeLibraryRootRequiresIsa = false; 6189 info.nativeLibraryDir = null; 6190 6191 if (bundledApp) { 6192 // Monolithic bundled install 6193 // TODO: support cluster bundled installs? 6194 6195 final boolean is64Bit = (info.primaryCpuAbi != null) 6196 && VMRuntime.is64BitAbi(info.primaryCpuAbi); 6197 6198 // This is a bundled system app so choose the path based on the ABI. 6199 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 6200 // is just the default path. 6201 final String apkName = deriveCodePathName(codePath); 6202 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 6203 info.nativeLibraryRootDir = Environment.buildPath(new File(info.apkRoot), libDir, 6204 apkName).getAbsolutePath(); 6205 info.nativeLibraryRootRequiresIsa = false; 6206 6207 } else if (isApkFile(codeFile)) { 6208 // Monolithic install 6209 if (asecApp) { 6210 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 6211 .getAbsolutePath(); 6212 info.nativeLibraryRootRequiresIsa = false; 6213 } else { 6214 final String apkName = deriveCodePathName(codePath); 6215 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 6216 .getAbsolutePath(); 6217 info.nativeLibraryRootRequiresIsa = false; 6218 } 6219 } else { 6220 // Cluster install 6221 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 6222 info.nativeLibraryRootRequiresIsa = true; 6223 } 6224 6225 if (info.nativeLibraryRootRequiresIsa) { 6226 if (info.primaryCpuAbi != null) { 6227 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 6228 VMRuntime.getInstructionSet(info.primaryCpuAbi)).getAbsolutePath(); 6229 } 6230 } else { 6231 info.nativeLibraryDir = info.nativeLibraryRootDir; 6232 } 6233 } 6234 6235 /** 6236 * Calculate the abis and roots for a bundled app. These can uniquely 6237 * be determined from the contents of the system partition, i.e whether 6238 * it contains 64 or 32 bit shared libraries etc. We do not validate any 6239 * of this information, and instead assume that the system was built 6240 * sensibly. 6241 */ 6242 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 6243 PackageSetting pkgSetting) { 6244 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 6245 6246 // If "/system/lib64/apkname" exists, assume that is the per-package 6247 // native library directory to use; otherwise use "/system/lib/apkname". 6248 final String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 6249 pkg.applicationInfo.apkRoot = apkRoot; 6250 setBundledAppAbi(pkg, apkRoot, apkName); 6251 // pkgSetting might be null during rescan following uninstall of updates 6252 // to a bundled app, so accommodate that possibility. The settings in 6253 // that case will be established later from the parsed package. 6254 // 6255 // If the settings aren't null, sync them up with what we've just derived. 6256 // note that apkRoot isn't stored in the package settings. 6257 if (pkgSetting != null) { 6258 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6259 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6260 } 6261 } 6262 6263 /** 6264 * Deduces the ABI of a bundled app and sets the relevant fields on the 6265 * parsed pkg object. 6266 * 6267 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 6268 * under which system libraries are installed. 6269 * @param apkName the name of the installed package. 6270 */ 6271 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 6272 // This is of the form "/system/lib64/<packagename>", "/vendor/lib64/<packagename>" 6273 // or similar. 6274 final boolean has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 6275 final boolean has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 6276 6277 if (has64BitLibs && !has32BitLibs) { 6278 // The package has 64 bit libs, but not 32 bit libs. Its primary 6279 // ABI should be 64 bit. We can safely assume here that the bundled 6280 // native libraries correspond to the most preferred ABI in the list. 6281 6282 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6283 pkg.applicationInfo.secondaryCpuAbi = null; 6284 } else if (has32BitLibs && !has64BitLibs) { 6285 // The package has 32 bit libs but not 64 bit libs. Its primary 6286 // ABI should be 32 bit. 6287 6288 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6289 pkg.applicationInfo.secondaryCpuAbi = null; 6290 } else if (has32BitLibs && has64BitLibs) { 6291 // The application has both 64 and 32 bit bundled libraries. We check 6292 // here that the app declares multiArch support, and warn if it doesn't. 6293 // 6294 // We will be lenient here and record both ABIs. The primary will be the 6295 // ABI that's higher on the list, i.e, a device that's configured to prefer 6296 // 64 bit apps will see a 64 bit primary ABI, 6297 6298 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 6299 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 6300 } 6301 6302 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 6303 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6304 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6305 } else { 6306 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6307 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6308 } 6309 } else { 6310 pkg.applicationInfo.primaryCpuAbi = null; 6311 pkg.applicationInfo.secondaryCpuAbi = null; 6312 } 6313 } 6314 6315 private static void createNativeLibrarySubdir(File path) throws IOException { 6316 if (!path.isDirectory()) { 6317 path.delete(); 6318 6319 if (!path.mkdir()) { 6320 throw new IOException("Cannot create " + path.getPath()); 6321 } 6322 6323 try { 6324 Os.chmod(path.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH); 6325 } catch (ErrnoException e) { 6326 throw new IOException("Cannot chmod native library directory " 6327 + path.getPath(), e); 6328 } 6329 } else if (!SELinux.restorecon(path)) { 6330 throw new IOException("Cannot set SELinux context for " + path.getPath()); 6331 } 6332 } 6333 6334 private static int copyNativeLibrariesForInternalApp(NativeLibraryHelper.Handle handle, 6335 final File nativeLibraryRoot, String[] abiList, boolean useIsaSubdir) throws IOException { 6336 createNativeLibrarySubdir(nativeLibraryRoot); 6337 6338 /* 6339 * If this is an internal application or our nativeLibraryPath points to 6340 * the app-lib directory, unpack the libraries if necessary. 6341 */ 6342 int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6343 if (abi >= 0) { 6344 /* 6345 * If we have a matching instruction set, construct a subdir under the native 6346 * library root that corresponds to this instruction set. 6347 */ 6348 final String instructionSet = VMRuntime.getInstructionSet(abiList[abi]); 6349 final File subDir; 6350 if (useIsaSubdir) { 6351 final File isaSubdir = new File(nativeLibraryRoot, instructionSet); 6352 createNativeLibrarySubdir(isaSubdir); 6353 subDir = isaSubdir; 6354 } else { 6355 subDir = nativeLibraryRoot; 6356 } 6357 6358 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, subDir, abiList[abi]); 6359 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6360 return copyRet; 6361 } 6362 } 6363 6364 return abi; 6365 } 6366 6367 private void killApplication(String pkgName, int appId, String reason) { 6368 // Request the ActivityManager to kill the process(only for existing packages) 6369 // so that we do not end up in a confused state while the user is still using the older 6370 // version of the application while the new one gets installed. 6371 IActivityManager am = ActivityManagerNative.getDefault(); 6372 if (am != null) { 6373 try { 6374 am.killApplicationWithAppId(pkgName, appId, reason); 6375 } catch (RemoteException e) { 6376 } 6377 } 6378 } 6379 6380 void removePackageLI(PackageSetting ps, boolean chatty) { 6381 if (DEBUG_INSTALL) { 6382 if (chatty) 6383 Log.d(TAG, "Removing package " + ps.name); 6384 } 6385 6386 // writer 6387 synchronized (mPackages) { 6388 mPackages.remove(ps.name); 6389 if (ps.codePathString != null) { 6390 mAppDirs.remove(ps.codePathString); 6391 } 6392 6393 final PackageParser.Package pkg = ps.pkg; 6394 if (pkg != null) { 6395 cleanPackageDataStructuresLILPw(pkg, chatty); 6396 } 6397 } 6398 } 6399 6400 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6401 if (DEBUG_INSTALL) { 6402 if (chatty) 6403 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6404 } 6405 6406 // writer 6407 synchronized (mPackages) { 6408 mPackages.remove(pkg.applicationInfo.packageName); 6409 if (pkg.codePath != null) { 6410 mAppDirs.remove(pkg.codePath); 6411 } 6412 cleanPackageDataStructuresLILPw(pkg, chatty); 6413 } 6414 } 6415 6416 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6417 int N = pkg.providers.size(); 6418 StringBuilder r = null; 6419 int i; 6420 for (i=0; i<N; i++) { 6421 PackageParser.Provider p = pkg.providers.get(i); 6422 mProviders.removeProvider(p); 6423 if (p.info.authority == null) { 6424 6425 /* There was another ContentProvider with this authority when 6426 * this app was installed so this authority is null, 6427 * Ignore it as we don't have to unregister the provider. 6428 */ 6429 continue; 6430 } 6431 String names[] = p.info.authority.split(";"); 6432 for (int j = 0; j < names.length; j++) { 6433 if (mProvidersByAuthority.get(names[j]) == p) { 6434 mProvidersByAuthority.remove(names[j]); 6435 if (DEBUG_REMOVE) { 6436 if (chatty) 6437 Log.d(TAG, "Unregistered content provider: " + names[j] 6438 + ", className = " + p.info.name + ", isSyncable = " 6439 + p.info.isSyncable); 6440 } 6441 } 6442 } 6443 if (DEBUG_REMOVE && chatty) { 6444 if (r == null) { 6445 r = new StringBuilder(256); 6446 } else { 6447 r.append(' '); 6448 } 6449 r.append(p.info.name); 6450 } 6451 } 6452 if (r != null) { 6453 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6454 } 6455 6456 N = pkg.services.size(); 6457 r = null; 6458 for (i=0; i<N; i++) { 6459 PackageParser.Service s = pkg.services.get(i); 6460 mServices.removeService(s); 6461 if (chatty) { 6462 if (r == null) { 6463 r = new StringBuilder(256); 6464 } else { 6465 r.append(' '); 6466 } 6467 r.append(s.info.name); 6468 } 6469 } 6470 if (r != null) { 6471 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6472 } 6473 6474 N = pkg.receivers.size(); 6475 r = null; 6476 for (i=0; i<N; i++) { 6477 PackageParser.Activity a = pkg.receivers.get(i); 6478 mReceivers.removeActivity(a, "receiver"); 6479 if (DEBUG_REMOVE && chatty) { 6480 if (r == null) { 6481 r = new StringBuilder(256); 6482 } else { 6483 r.append(' '); 6484 } 6485 r.append(a.info.name); 6486 } 6487 } 6488 if (r != null) { 6489 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6490 } 6491 6492 N = pkg.activities.size(); 6493 r = null; 6494 for (i=0; i<N; i++) { 6495 PackageParser.Activity a = pkg.activities.get(i); 6496 mActivities.removeActivity(a, "activity"); 6497 if (DEBUG_REMOVE && chatty) { 6498 if (r == null) { 6499 r = new StringBuilder(256); 6500 } else { 6501 r.append(' '); 6502 } 6503 r.append(a.info.name); 6504 } 6505 } 6506 if (r != null) { 6507 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6508 } 6509 6510 N = pkg.permissions.size(); 6511 r = null; 6512 for (i=0; i<N; i++) { 6513 PackageParser.Permission p = pkg.permissions.get(i); 6514 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6515 if (bp == null) { 6516 bp = mSettings.mPermissionTrees.get(p.info.name); 6517 } 6518 if (bp != null && bp.perm == p) { 6519 bp.perm = null; 6520 if (DEBUG_REMOVE && chatty) { 6521 if (r == null) { 6522 r = new StringBuilder(256); 6523 } else { 6524 r.append(' '); 6525 } 6526 r.append(p.info.name); 6527 } 6528 } 6529 } 6530 if (r != null) { 6531 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6532 } 6533 6534 N = pkg.instrumentation.size(); 6535 r = null; 6536 for (i=0; i<N; i++) { 6537 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6538 mInstrumentation.remove(a.getComponentName()); 6539 if (DEBUG_REMOVE && chatty) { 6540 if (r == null) { 6541 r = new StringBuilder(256); 6542 } else { 6543 r.append(' '); 6544 } 6545 r.append(a.info.name); 6546 } 6547 } 6548 if (r != null) { 6549 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6550 } 6551 6552 r = null; 6553 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6554 // Only system apps can hold shared libraries. 6555 if (pkg.libraryNames != null) { 6556 for (i=0; i<pkg.libraryNames.size(); i++) { 6557 String name = pkg.libraryNames.get(i); 6558 SharedLibraryEntry cur = mSharedLibraries.get(name); 6559 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6560 mSharedLibraries.remove(name); 6561 if (DEBUG_REMOVE && chatty) { 6562 if (r == null) { 6563 r = new StringBuilder(256); 6564 } else { 6565 r.append(' '); 6566 } 6567 r.append(name); 6568 } 6569 } 6570 } 6571 } 6572 } 6573 if (r != null) { 6574 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6575 } 6576 } 6577 6578 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6579 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6580 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6581 return true; 6582 } 6583 } 6584 return false; 6585 } 6586 6587 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6588 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6589 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6590 6591 private void updatePermissionsLPw(String changingPkg, 6592 PackageParser.Package pkgInfo, int flags) { 6593 // Make sure there are no dangling permission trees. 6594 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6595 while (it.hasNext()) { 6596 final BasePermission bp = it.next(); 6597 if (bp.packageSetting == null) { 6598 // We may not yet have parsed the package, so just see if 6599 // we still know about its settings. 6600 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6601 } 6602 if (bp.packageSetting == null) { 6603 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6604 + " from package " + bp.sourcePackage); 6605 it.remove(); 6606 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6607 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6608 Slog.i(TAG, "Removing old permission tree: " + bp.name 6609 + " from package " + bp.sourcePackage); 6610 flags |= UPDATE_PERMISSIONS_ALL; 6611 it.remove(); 6612 } 6613 } 6614 } 6615 6616 // Make sure all dynamic permissions have been assigned to a package, 6617 // and make sure there are no dangling permissions. 6618 it = mSettings.mPermissions.values().iterator(); 6619 while (it.hasNext()) { 6620 final BasePermission bp = it.next(); 6621 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6622 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6623 + bp.name + " pkg=" + bp.sourcePackage 6624 + " info=" + bp.pendingInfo); 6625 if (bp.packageSetting == null && bp.pendingInfo != null) { 6626 final BasePermission tree = findPermissionTreeLP(bp.name); 6627 if (tree != null && tree.perm != null) { 6628 bp.packageSetting = tree.packageSetting; 6629 bp.perm = new PackageParser.Permission(tree.perm.owner, 6630 new PermissionInfo(bp.pendingInfo)); 6631 bp.perm.info.packageName = tree.perm.info.packageName; 6632 bp.perm.info.name = bp.name; 6633 bp.uid = tree.uid; 6634 } 6635 } 6636 } 6637 if (bp.packageSetting == null) { 6638 // We may not yet have parsed the package, so just see if 6639 // we still know about its settings. 6640 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6641 } 6642 if (bp.packageSetting == null) { 6643 Slog.w(TAG, "Removing dangling permission: " + bp.name 6644 + " from package " + bp.sourcePackage); 6645 it.remove(); 6646 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6647 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6648 Slog.i(TAG, "Removing old permission: " + bp.name 6649 + " from package " + bp.sourcePackage); 6650 flags |= UPDATE_PERMISSIONS_ALL; 6651 it.remove(); 6652 } 6653 } 6654 } 6655 6656 // Now update the permissions for all packages, in particular 6657 // replace the granted permissions of the system packages. 6658 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6659 for (PackageParser.Package pkg : mPackages.values()) { 6660 if (pkg != pkgInfo) { 6661 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6662 } 6663 } 6664 } 6665 6666 if (pkgInfo != null) { 6667 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6668 } 6669 } 6670 6671 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6672 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6673 if (ps == null) { 6674 return; 6675 } 6676 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6677 HashSet<String> origPermissions = gp.grantedPermissions; 6678 boolean changedPermission = false; 6679 6680 if (replace) { 6681 ps.permissionsFixed = false; 6682 if (gp == ps) { 6683 origPermissions = new HashSet<String>(gp.grantedPermissions); 6684 gp.grantedPermissions.clear(); 6685 gp.gids = mGlobalGids; 6686 } 6687 } 6688 6689 if (gp.gids == null) { 6690 gp.gids = mGlobalGids; 6691 } 6692 6693 final int N = pkg.requestedPermissions.size(); 6694 for (int i=0; i<N; i++) { 6695 final String name = pkg.requestedPermissions.get(i); 6696 final boolean required = pkg.requestedPermissionsRequired.get(i); 6697 final BasePermission bp = mSettings.mPermissions.get(name); 6698 if (DEBUG_INSTALL) { 6699 if (gp != ps) { 6700 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6701 } 6702 } 6703 6704 if (bp == null || bp.packageSetting == null) { 6705 Slog.w(TAG, "Unknown permission " + name 6706 + " in package " + pkg.packageName); 6707 continue; 6708 } 6709 6710 final String perm = bp.name; 6711 boolean allowed; 6712 boolean allowedSig = false; 6713 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6714 if (level == PermissionInfo.PROTECTION_NORMAL 6715 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6716 // We grant a normal or dangerous permission if any of the following 6717 // are true: 6718 // 1) The permission is required 6719 // 2) The permission is optional, but was granted in the past 6720 // 3) The permission is optional, but was requested by an 6721 // app in /system (not /data) 6722 // 6723 // Otherwise, reject the permission. 6724 allowed = (required || origPermissions.contains(perm) 6725 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6726 } else if (bp.packageSetting == null) { 6727 // This permission is invalid; skip it. 6728 allowed = false; 6729 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6730 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6731 if (allowed) { 6732 allowedSig = true; 6733 } 6734 } else { 6735 allowed = false; 6736 } 6737 if (DEBUG_INSTALL) { 6738 if (gp != ps) { 6739 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6740 } 6741 } 6742 if (allowed) { 6743 if (!isSystemApp(ps) && ps.permissionsFixed) { 6744 // If this is an existing, non-system package, then 6745 // we can't add any new permissions to it. 6746 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6747 // Except... if this is a permission that was added 6748 // to the platform (note: need to only do this when 6749 // updating the platform). 6750 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6751 } 6752 } 6753 if (allowed) { 6754 if (!gp.grantedPermissions.contains(perm)) { 6755 changedPermission = true; 6756 gp.grantedPermissions.add(perm); 6757 gp.gids = appendInts(gp.gids, bp.gids); 6758 } else if (!ps.haveGids) { 6759 gp.gids = appendInts(gp.gids, bp.gids); 6760 } 6761 } else { 6762 Slog.w(TAG, "Not granting permission " + perm 6763 + " to package " + pkg.packageName 6764 + " because it was previously installed without"); 6765 } 6766 } else { 6767 if (gp.grantedPermissions.remove(perm)) { 6768 changedPermission = true; 6769 gp.gids = removeInts(gp.gids, bp.gids); 6770 Slog.i(TAG, "Un-granting permission " + perm 6771 + " from package " + pkg.packageName 6772 + " (protectionLevel=" + bp.protectionLevel 6773 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6774 + ")"); 6775 } else { 6776 Slog.w(TAG, "Not granting permission " + perm 6777 + " to package " + pkg.packageName 6778 + " (protectionLevel=" + bp.protectionLevel 6779 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6780 + ")"); 6781 } 6782 } 6783 } 6784 6785 if ((changedPermission || replace) && !ps.permissionsFixed && 6786 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6787 // This is the first that we have heard about this package, so the 6788 // permissions we have now selected are fixed until explicitly 6789 // changed. 6790 ps.permissionsFixed = true; 6791 } 6792 ps.haveGids = true; 6793 } 6794 6795 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6796 boolean allowed = false; 6797 final int NP = PackageParser.NEW_PERMISSIONS.length; 6798 for (int ip=0; ip<NP; ip++) { 6799 final PackageParser.NewPermissionInfo npi 6800 = PackageParser.NEW_PERMISSIONS[ip]; 6801 if (npi.name.equals(perm) 6802 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6803 allowed = true; 6804 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6805 + pkg.packageName); 6806 break; 6807 } 6808 } 6809 return allowed; 6810 } 6811 6812 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6813 BasePermission bp, HashSet<String> origPermissions) { 6814 boolean allowed; 6815 allowed = (compareSignatures( 6816 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6817 == PackageManager.SIGNATURE_MATCH) 6818 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6819 == PackageManager.SIGNATURE_MATCH); 6820 if (!allowed && (bp.protectionLevel 6821 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6822 if (isSystemApp(pkg)) { 6823 // For updated system applications, a system permission 6824 // is granted only if it had been defined by the original application. 6825 if (isUpdatedSystemApp(pkg)) { 6826 final PackageSetting sysPs = mSettings 6827 .getDisabledSystemPkgLPr(pkg.packageName); 6828 final GrantedPermissions origGp = sysPs.sharedUser != null 6829 ? sysPs.sharedUser : sysPs; 6830 6831 if (origGp.grantedPermissions.contains(perm)) { 6832 // If the original was granted this permission, we take 6833 // that grant decision as read and propagate it to the 6834 // update. 6835 allowed = true; 6836 } else { 6837 // The system apk may have been updated with an older 6838 // version of the one on the data partition, but which 6839 // granted a new system permission that it didn't have 6840 // before. In this case we do want to allow the app to 6841 // now get the new permission if the ancestral apk is 6842 // privileged to get it. 6843 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6844 for (int j=0; 6845 j<sysPs.pkg.requestedPermissions.size(); j++) { 6846 if (perm.equals( 6847 sysPs.pkg.requestedPermissions.get(j))) { 6848 allowed = true; 6849 break; 6850 } 6851 } 6852 } 6853 } 6854 } else { 6855 allowed = isPrivilegedApp(pkg); 6856 } 6857 } 6858 } 6859 if (!allowed && (bp.protectionLevel 6860 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6861 // For development permissions, a development permission 6862 // is granted only if it was already granted. 6863 allowed = origPermissions.contains(perm); 6864 } 6865 return allowed; 6866 } 6867 6868 final class ActivityIntentResolver 6869 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6870 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6871 boolean defaultOnly, int userId) { 6872 if (!sUserManager.exists(userId)) return null; 6873 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6874 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6875 } 6876 6877 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6878 int userId) { 6879 if (!sUserManager.exists(userId)) return null; 6880 mFlags = flags; 6881 return super.queryIntent(intent, resolvedType, 6882 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6883 } 6884 6885 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6886 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6887 if (!sUserManager.exists(userId)) return null; 6888 if (packageActivities == null) { 6889 return null; 6890 } 6891 mFlags = flags; 6892 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6893 final int N = packageActivities.size(); 6894 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6895 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6896 6897 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6898 for (int i = 0; i < N; ++i) { 6899 intentFilters = packageActivities.get(i).intents; 6900 if (intentFilters != null && intentFilters.size() > 0) { 6901 PackageParser.ActivityIntentInfo[] array = 6902 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6903 intentFilters.toArray(array); 6904 listCut.add(array); 6905 } 6906 } 6907 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6908 } 6909 6910 public final void addActivity(PackageParser.Activity a, String type) { 6911 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6912 mActivities.put(a.getComponentName(), a); 6913 if (DEBUG_SHOW_INFO) 6914 Log.v( 6915 TAG, " " + type + " " + 6916 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6917 if (DEBUG_SHOW_INFO) 6918 Log.v(TAG, " Class=" + a.info.name); 6919 final int NI = a.intents.size(); 6920 for (int j=0; j<NI; j++) { 6921 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6922 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6923 intent.setPriority(0); 6924 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6925 + a.className + " with priority > 0, forcing to 0"); 6926 } 6927 if (DEBUG_SHOW_INFO) { 6928 Log.v(TAG, " IntentFilter:"); 6929 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6930 } 6931 if (!intent.debugCheck()) { 6932 Log.w(TAG, "==> For Activity " + a.info.name); 6933 } 6934 addFilter(intent); 6935 } 6936 } 6937 6938 public final void removeActivity(PackageParser.Activity a, String type) { 6939 mActivities.remove(a.getComponentName()); 6940 if (DEBUG_SHOW_INFO) { 6941 Log.v(TAG, " " + type + " " 6942 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6943 : a.info.name) + ":"); 6944 Log.v(TAG, " Class=" + a.info.name); 6945 } 6946 final int NI = a.intents.size(); 6947 for (int j=0; j<NI; j++) { 6948 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6949 if (DEBUG_SHOW_INFO) { 6950 Log.v(TAG, " IntentFilter:"); 6951 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6952 } 6953 removeFilter(intent); 6954 } 6955 } 6956 6957 @Override 6958 protected boolean allowFilterResult( 6959 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6960 ActivityInfo filterAi = filter.activity.info; 6961 for (int i=dest.size()-1; i>=0; i--) { 6962 ActivityInfo destAi = dest.get(i).activityInfo; 6963 if (destAi.name == filterAi.name 6964 && destAi.packageName == filterAi.packageName) { 6965 return false; 6966 } 6967 } 6968 return true; 6969 } 6970 6971 @Override 6972 protected ActivityIntentInfo[] newArray(int size) { 6973 return new ActivityIntentInfo[size]; 6974 } 6975 6976 @Override 6977 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6978 if (!sUserManager.exists(userId)) return true; 6979 PackageParser.Package p = filter.activity.owner; 6980 if (p != null) { 6981 PackageSetting ps = (PackageSetting)p.mExtras; 6982 if (ps != null) { 6983 // System apps are never considered stopped for purposes of 6984 // filtering, because there may be no way for the user to 6985 // actually re-launch them. 6986 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6987 && ps.getStopped(userId); 6988 } 6989 } 6990 return false; 6991 } 6992 6993 @Override 6994 protected boolean isPackageForFilter(String packageName, 6995 PackageParser.ActivityIntentInfo info) { 6996 return packageName.equals(info.activity.owner.packageName); 6997 } 6998 6999 @Override 7000 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7001 int match, int userId) { 7002 if (!sUserManager.exists(userId)) return null; 7003 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7004 return null; 7005 } 7006 final PackageParser.Activity activity = info.activity; 7007 if (mSafeMode && (activity.info.applicationInfo.flags 7008 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7009 return null; 7010 } 7011 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7012 if (ps == null) { 7013 return null; 7014 } 7015 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7016 ps.readUserState(userId), userId); 7017 if (ai == null) { 7018 return null; 7019 } 7020 final ResolveInfo res = new ResolveInfo(); 7021 res.activityInfo = ai; 7022 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7023 res.filter = info; 7024 } 7025 res.priority = info.getPriority(); 7026 res.preferredOrder = activity.owner.mPreferredOrder; 7027 //System.out.println("Result: " + res.activityInfo.className + 7028 // " = " + res.priority); 7029 res.match = match; 7030 res.isDefault = info.hasDefault; 7031 res.labelRes = info.labelRes; 7032 res.nonLocalizedLabel = info.nonLocalizedLabel; 7033 if (userNeedsBadging(userId)) { 7034 res.noResourceId = true; 7035 } else { 7036 res.icon = info.icon; 7037 } 7038 res.system = isSystemApp(res.activityInfo.applicationInfo); 7039 return res; 7040 } 7041 7042 @Override 7043 protected void sortResults(List<ResolveInfo> results) { 7044 Collections.sort(results, mResolvePrioritySorter); 7045 } 7046 7047 @Override 7048 protected void dumpFilter(PrintWriter out, String prefix, 7049 PackageParser.ActivityIntentInfo filter) { 7050 out.print(prefix); out.print( 7051 Integer.toHexString(System.identityHashCode(filter.activity))); 7052 out.print(' '); 7053 filter.activity.printComponentShortName(out); 7054 out.print(" filter "); 7055 out.println(Integer.toHexString(System.identityHashCode(filter))); 7056 } 7057 7058// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7059// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7060// final List<ResolveInfo> retList = Lists.newArrayList(); 7061// while (i.hasNext()) { 7062// final ResolveInfo resolveInfo = i.next(); 7063// if (isEnabledLP(resolveInfo.activityInfo)) { 7064// retList.add(resolveInfo); 7065// } 7066// } 7067// return retList; 7068// } 7069 7070 // Keys are String (activity class name), values are Activity. 7071 private final HashMap<ComponentName, PackageParser.Activity> mActivities 7072 = new HashMap<ComponentName, PackageParser.Activity>(); 7073 private int mFlags; 7074 } 7075 7076 private final class ServiceIntentResolver 7077 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 7078 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7079 boolean defaultOnly, int userId) { 7080 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7081 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7082 } 7083 7084 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7085 int userId) { 7086 if (!sUserManager.exists(userId)) return null; 7087 mFlags = flags; 7088 return super.queryIntent(intent, resolvedType, 7089 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7090 } 7091 7092 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7093 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 7094 if (!sUserManager.exists(userId)) return null; 7095 if (packageServices == null) { 7096 return null; 7097 } 7098 mFlags = flags; 7099 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7100 final int N = packageServices.size(); 7101 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 7102 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 7103 7104 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 7105 for (int i = 0; i < N; ++i) { 7106 intentFilters = packageServices.get(i).intents; 7107 if (intentFilters != null && intentFilters.size() > 0) { 7108 PackageParser.ServiceIntentInfo[] array = 7109 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 7110 intentFilters.toArray(array); 7111 listCut.add(array); 7112 } 7113 } 7114 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7115 } 7116 7117 public final void addService(PackageParser.Service s) { 7118 mServices.put(s.getComponentName(), s); 7119 if (DEBUG_SHOW_INFO) { 7120 Log.v(TAG, " " 7121 + (s.info.nonLocalizedLabel != null 7122 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7123 Log.v(TAG, " Class=" + s.info.name); 7124 } 7125 final int NI = s.intents.size(); 7126 int j; 7127 for (j=0; j<NI; j++) { 7128 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7129 if (DEBUG_SHOW_INFO) { 7130 Log.v(TAG, " IntentFilter:"); 7131 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7132 } 7133 if (!intent.debugCheck()) { 7134 Log.w(TAG, "==> For Service " + s.info.name); 7135 } 7136 addFilter(intent); 7137 } 7138 } 7139 7140 public final void removeService(PackageParser.Service s) { 7141 mServices.remove(s.getComponentName()); 7142 if (DEBUG_SHOW_INFO) { 7143 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 7144 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 7145 Log.v(TAG, " Class=" + s.info.name); 7146 } 7147 final int NI = s.intents.size(); 7148 int j; 7149 for (j=0; j<NI; j++) { 7150 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 7151 if (DEBUG_SHOW_INFO) { 7152 Log.v(TAG, " IntentFilter:"); 7153 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7154 } 7155 removeFilter(intent); 7156 } 7157 } 7158 7159 @Override 7160 protected boolean allowFilterResult( 7161 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7162 ServiceInfo filterSi = filter.service.info; 7163 for (int i=dest.size()-1; i>=0; i--) { 7164 ServiceInfo destAi = dest.get(i).serviceInfo; 7165 if (destAi.name == filterSi.name 7166 && destAi.packageName == filterSi.packageName) { 7167 return false; 7168 } 7169 } 7170 return true; 7171 } 7172 7173 @Override 7174 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7175 return new PackageParser.ServiceIntentInfo[size]; 7176 } 7177 7178 @Override 7179 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7180 if (!sUserManager.exists(userId)) return true; 7181 PackageParser.Package p = filter.service.owner; 7182 if (p != null) { 7183 PackageSetting ps = (PackageSetting)p.mExtras; 7184 if (ps != null) { 7185 // System apps are never considered stopped for purposes of 7186 // filtering, because there may be no way for the user to 7187 // actually re-launch them. 7188 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7189 && ps.getStopped(userId); 7190 } 7191 } 7192 return false; 7193 } 7194 7195 @Override 7196 protected boolean isPackageForFilter(String packageName, 7197 PackageParser.ServiceIntentInfo info) { 7198 return packageName.equals(info.service.owner.packageName); 7199 } 7200 7201 @Override 7202 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7203 int match, int userId) { 7204 if (!sUserManager.exists(userId)) return null; 7205 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7206 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7207 return null; 7208 } 7209 final PackageParser.Service service = info.service; 7210 if (mSafeMode && (service.info.applicationInfo.flags 7211 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7212 return null; 7213 } 7214 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7215 if (ps == null) { 7216 return null; 7217 } 7218 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7219 ps.readUserState(userId), userId); 7220 if (si == null) { 7221 return null; 7222 } 7223 final ResolveInfo res = new ResolveInfo(); 7224 res.serviceInfo = si; 7225 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7226 res.filter = filter; 7227 } 7228 res.priority = info.getPriority(); 7229 res.preferredOrder = service.owner.mPreferredOrder; 7230 //System.out.println("Result: " + res.activityInfo.className + 7231 // " = " + res.priority); 7232 res.match = match; 7233 res.isDefault = info.hasDefault; 7234 res.labelRes = info.labelRes; 7235 res.nonLocalizedLabel = info.nonLocalizedLabel; 7236 res.icon = info.icon; 7237 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7238 return res; 7239 } 7240 7241 @Override 7242 protected void sortResults(List<ResolveInfo> results) { 7243 Collections.sort(results, mResolvePrioritySorter); 7244 } 7245 7246 @Override 7247 protected void dumpFilter(PrintWriter out, String prefix, 7248 PackageParser.ServiceIntentInfo filter) { 7249 out.print(prefix); out.print( 7250 Integer.toHexString(System.identityHashCode(filter.service))); 7251 out.print(' '); 7252 filter.service.printComponentShortName(out); 7253 out.print(" filter "); 7254 out.println(Integer.toHexString(System.identityHashCode(filter))); 7255 } 7256 7257// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7258// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7259// final List<ResolveInfo> retList = Lists.newArrayList(); 7260// while (i.hasNext()) { 7261// final ResolveInfo resolveInfo = (ResolveInfo) i; 7262// if (isEnabledLP(resolveInfo.serviceInfo)) { 7263// retList.add(resolveInfo); 7264// } 7265// } 7266// return retList; 7267// } 7268 7269 // Keys are String (activity class name), values are Activity. 7270 private final HashMap<ComponentName, PackageParser.Service> mServices 7271 = new HashMap<ComponentName, PackageParser.Service>(); 7272 private int mFlags; 7273 }; 7274 7275 private final class ProviderIntentResolver 7276 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7277 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7278 boolean defaultOnly, int userId) { 7279 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7280 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7281 } 7282 7283 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7284 int userId) { 7285 if (!sUserManager.exists(userId)) 7286 return null; 7287 mFlags = flags; 7288 return super.queryIntent(intent, resolvedType, 7289 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7290 } 7291 7292 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7293 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7294 if (!sUserManager.exists(userId)) 7295 return null; 7296 if (packageProviders == null) { 7297 return null; 7298 } 7299 mFlags = flags; 7300 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7301 final int N = packageProviders.size(); 7302 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7303 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7304 7305 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7306 for (int i = 0; i < N; ++i) { 7307 intentFilters = packageProviders.get(i).intents; 7308 if (intentFilters != null && intentFilters.size() > 0) { 7309 PackageParser.ProviderIntentInfo[] array = 7310 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7311 intentFilters.toArray(array); 7312 listCut.add(array); 7313 } 7314 } 7315 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7316 } 7317 7318 public final void addProvider(PackageParser.Provider p) { 7319 if (mProviders.containsKey(p.getComponentName())) { 7320 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7321 return; 7322 } 7323 7324 mProviders.put(p.getComponentName(), p); 7325 if (DEBUG_SHOW_INFO) { 7326 Log.v(TAG, " " 7327 + (p.info.nonLocalizedLabel != null 7328 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7329 Log.v(TAG, " Class=" + p.info.name); 7330 } 7331 final int NI = p.intents.size(); 7332 int j; 7333 for (j = 0; j < NI; j++) { 7334 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7335 if (DEBUG_SHOW_INFO) { 7336 Log.v(TAG, " IntentFilter:"); 7337 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7338 } 7339 if (!intent.debugCheck()) { 7340 Log.w(TAG, "==> For Provider " + p.info.name); 7341 } 7342 addFilter(intent); 7343 } 7344 } 7345 7346 public final void removeProvider(PackageParser.Provider p) { 7347 mProviders.remove(p.getComponentName()); 7348 if (DEBUG_SHOW_INFO) { 7349 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7350 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7351 Log.v(TAG, " Class=" + p.info.name); 7352 } 7353 final int NI = p.intents.size(); 7354 int j; 7355 for (j = 0; j < NI; j++) { 7356 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7357 if (DEBUG_SHOW_INFO) { 7358 Log.v(TAG, " IntentFilter:"); 7359 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7360 } 7361 removeFilter(intent); 7362 } 7363 } 7364 7365 @Override 7366 protected boolean allowFilterResult( 7367 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7368 ProviderInfo filterPi = filter.provider.info; 7369 for (int i = dest.size() - 1; i >= 0; i--) { 7370 ProviderInfo destPi = dest.get(i).providerInfo; 7371 if (destPi.name == filterPi.name 7372 && destPi.packageName == filterPi.packageName) { 7373 return false; 7374 } 7375 } 7376 return true; 7377 } 7378 7379 @Override 7380 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7381 return new PackageParser.ProviderIntentInfo[size]; 7382 } 7383 7384 @Override 7385 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7386 if (!sUserManager.exists(userId)) 7387 return true; 7388 PackageParser.Package p = filter.provider.owner; 7389 if (p != null) { 7390 PackageSetting ps = (PackageSetting) p.mExtras; 7391 if (ps != null) { 7392 // System apps are never considered stopped for purposes of 7393 // filtering, because there may be no way for the user to 7394 // actually re-launch them. 7395 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7396 && ps.getStopped(userId); 7397 } 7398 } 7399 return false; 7400 } 7401 7402 @Override 7403 protected boolean isPackageForFilter(String packageName, 7404 PackageParser.ProviderIntentInfo info) { 7405 return packageName.equals(info.provider.owner.packageName); 7406 } 7407 7408 @Override 7409 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7410 int match, int userId) { 7411 if (!sUserManager.exists(userId)) 7412 return null; 7413 final PackageParser.ProviderIntentInfo info = filter; 7414 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7415 return null; 7416 } 7417 final PackageParser.Provider provider = info.provider; 7418 if (mSafeMode && (provider.info.applicationInfo.flags 7419 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7420 return null; 7421 } 7422 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7423 if (ps == null) { 7424 return null; 7425 } 7426 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7427 ps.readUserState(userId), userId); 7428 if (pi == null) { 7429 return null; 7430 } 7431 final ResolveInfo res = new ResolveInfo(); 7432 res.providerInfo = pi; 7433 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7434 res.filter = filter; 7435 } 7436 res.priority = info.getPriority(); 7437 res.preferredOrder = provider.owner.mPreferredOrder; 7438 res.match = match; 7439 res.isDefault = info.hasDefault; 7440 res.labelRes = info.labelRes; 7441 res.nonLocalizedLabel = info.nonLocalizedLabel; 7442 res.icon = info.icon; 7443 res.system = isSystemApp(res.providerInfo.applicationInfo); 7444 return res; 7445 } 7446 7447 @Override 7448 protected void sortResults(List<ResolveInfo> results) { 7449 Collections.sort(results, mResolvePrioritySorter); 7450 } 7451 7452 @Override 7453 protected void dumpFilter(PrintWriter out, String prefix, 7454 PackageParser.ProviderIntentInfo filter) { 7455 out.print(prefix); 7456 out.print( 7457 Integer.toHexString(System.identityHashCode(filter.provider))); 7458 out.print(' '); 7459 filter.provider.printComponentShortName(out); 7460 out.print(" filter "); 7461 out.println(Integer.toHexString(System.identityHashCode(filter))); 7462 } 7463 7464 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7465 = new HashMap<ComponentName, PackageParser.Provider>(); 7466 private int mFlags; 7467 }; 7468 7469 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7470 new Comparator<ResolveInfo>() { 7471 public int compare(ResolveInfo r1, ResolveInfo r2) { 7472 int v1 = r1.priority; 7473 int v2 = r2.priority; 7474 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7475 if (v1 != v2) { 7476 return (v1 > v2) ? -1 : 1; 7477 } 7478 v1 = r1.preferredOrder; 7479 v2 = r2.preferredOrder; 7480 if (v1 != v2) { 7481 return (v1 > v2) ? -1 : 1; 7482 } 7483 if (r1.isDefault != r2.isDefault) { 7484 return r1.isDefault ? -1 : 1; 7485 } 7486 v1 = r1.match; 7487 v2 = r2.match; 7488 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7489 if (v1 != v2) { 7490 return (v1 > v2) ? -1 : 1; 7491 } 7492 if (r1.system != r2.system) { 7493 return r1.system ? -1 : 1; 7494 } 7495 return 0; 7496 } 7497 }; 7498 7499 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7500 new Comparator<ProviderInfo>() { 7501 public int compare(ProviderInfo p1, ProviderInfo p2) { 7502 final int v1 = p1.initOrder; 7503 final int v2 = p2.initOrder; 7504 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7505 } 7506 }; 7507 7508 static final void sendPackageBroadcast(String action, String pkg, 7509 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7510 int[] userIds) { 7511 IActivityManager am = ActivityManagerNative.getDefault(); 7512 if (am != null) { 7513 try { 7514 if (userIds == null) { 7515 userIds = am.getRunningUserIds(); 7516 } 7517 for (int id : userIds) { 7518 final Intent intent = new Intent(action, 7519 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7520 if (extras != null) { 7521 intent.putExtras(extras); 7522 } 7523 if (targetPkg != null) { 7524 intent.setPackage(targetPkg); 7525 } 7526 // Modify the UID when posting to other users 7527 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7528 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7529 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7530 intent.putExtra(Intent.EXTRA_UID, uid); 7531 } 7532 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7533 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7534 if (DEBUG_BROADCASTS) { 7535 RuntimeException here = new RuntimeException("here"); 7536 here.fillInStackTrace(); 7537 Slog.d(TAG, "Sending to user " + id + ": " 7538 + intent.toShortString(false, true, false, false) 7539 + " " + intent.getExtras(), here); 7540 } 7541 am.broadcastIntent(null, intent, null, finishedReceiver, 7542 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7543 finishedReceiver != null, false, id); 7544 } 7545 } catch (RemoteException ex) { 7546 } 7547 } 7548 } 7549 7550 /** 7551 * Check if the external storage media is available. This is true if there 7552 * is a mounted external storage medium or if the external storage is 7553 * emulated. 7554 */ 7555 private boolean isExternalMediaAvailable() { 7556 return mMediaMounted || Environment.isExternalStorageEmulated(); 7557 } 7558 7559 @Override 7560 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7561 // writer 7562 synchronized (mPackages) { 7563 if (!isExternalMediaAvailable()) { 7564 // If the external storage is no longer mounted at this point, 7565 // the caller may not have been able to delete all of this 7566 // packages files and can not delete any more. Bail. 7567 return null; 7568 } 7569 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7570 if (lastPackage != null) { 7571 pkgs.remove(lastPackage); 7572 } 7573 if (pkgs.size() > 0) { 7574 return pkgs.get(0); 7575 } 7576 } 7577 return null; 7578 } 7579 7580 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7581 if (false) { 7582 RuntimeException here = new RuntimeException("here"); 7583 here.fillInStackTrace(); 7584 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 7585 + " andCode=" + andCode, here); 7586 } 7587 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 7588 userId, andCode ? 1 : 0, packageName)); 7589 } 7590 7591 void startCleaningPackages() { 7592 // reader 7593 synchronized (mPackages) { 7594 if (!isExternalMediaAvailable()) { 7595 return; 7596 } 7597 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7598 return; 7599 } 7600 } 7601 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7602 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7603 IActivityManager am = ActivityManagerNative.getDefault(); 7604 if (am != null) { 7605 try { 7606 am.startService(null, intent, null, UserHandle.USER_OWNER); 7607 } catch (RemoteException e) { 7608 } 7609 } 7610 } 7611 7612 private final class AppDirObserver extends FileObserver { 7613 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 7614 super(path, mask); 7615 mRootDir = path; 7616 mIsRom = isrom; 7617 mIsPrivileged = isPrivileged; 7618 } 7619 7620 public void onEvent(int event, String path) { 7621 String removedPackage = null; 7622 int removedAppId = -1; 7623 int[] removedUsers = null; 7624 String addedPackage = null; 7625 int addedAppId = -1; 7626 int[] addedUsers = null; 7627 7628 // TODO post a message to the handler to obtain serial ordering 7629 synchronized (mInstallLock) { 7630 String fullPathStr = null; 7631 File fullPath = null; 7632 if (path != null) { 7633 fullPath = new File(mRootDir, path); 7634 fullPathStr = fullPath.getPath(); 7635 } 7636 7637 if (DEBUG_APP_DIR_OBSERVER) 7638 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 7639 7640 if (!isApkFile(fullPath)) { 7641 if (DEBUG_APP_DIR_OBSERVER) 7642 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 7643 return; 7644 } 7645 7646 // Ignore packages that are being installed or 7647 // have just been installed. 7648 if (ignoreCodePath(fullPathStr)) { 7649 return; 7650 } 7651 PackageParser.Package p = null; 7652 PackageSetting ps = null; 7653 // reader 7654 synchronized (mPackages) { 7655 p = mAppDirs.get(fullPathStr); 7656 if (p != null) { 7657 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 7658 if (ps != null) { 7659 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7660 } else { 7661 removedUsers = sUserManager.getUserIds(); 7662 } 7663 } 7664 addedUsers = sUserManager.getUserIds(); 7665 } 7666 if ((event&REMOVE_EVENTS) != 0) { 7667 if (ps != null) { 7668 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 7669 removePackageLI(ps, true); 7670 removedPackage = ps.name; 7671 removedAppId = ps.appId; 7672 } 7673 } 7674 7675 if ((event&ADD_EVENTS) != 0) { 7676 if (p == null) { 7677 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 7678 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 7679 if (mIsRom) { 7680 flags |= PackageParser.PARSE_IS_SYSTEM 7681 | PackageParser.PARSE_IS_SYSTEM_DIR; 7682 if (mIsPrivileged) { 7683 flags |= PackageParser.PARSE_IS_PRIVILEGED; 7684 } 7685 } 7686 try { 7687 p = scanPackageLI(fullPath, flags, 7688 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 7689 System.currentTimeMillis(), UserHandle.ALL, null); 7690 } catch (PackageManagerException e) { 7691 Slog.w(TAG, "Failed to scan " + fullPath + ": " + e.getMessage()); 7692 p = null; 7693 } 7694 if (p != null) { 7695 /* 7696 * TODO this seems dangerous as the package may have 7697 * changed since we last acquired the mPackages 7698 * lock. 7699 */ 7700 // writer 7701 synchronized (mPackages) { 7702 updatePermissionsLPw(p.packageName, p, 7703 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 7704 } 7705 addedPackage = p.applicationInfo.packageName; 7706 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 7707 } 7708 } 7709 } 7710 7711 // reader 7712 synchronized (mPackages) { 7713 mSettings.writeLPr(); 7714 } 7715 } 7716 7717 if (removedPackage != null) { 7718 Bundle extras = new Bundle(1); 7719 extras.putInt(Intent.EXTRA_UID, removedAppId); 7720 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 7721 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 7722 extras, null, null, removedUsers); 7723 } 7724 if (addedPackage != null) { 7725 Bundle extras = new Bundle(1); 7726 extras.putInt(Intent.EXTRA_UID, addedAppId); 7727 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 7728 extras, null, null, addedUsers); 7729 } 7730 } 7731 7732 private final String mRootDir; 7733 private final boolean mIsRom; 7734 private final boolean mIsPrivileged; 7735 } 7736 7737 @Override 7738 public void installPackage(String originPath, IPackageInstallObserver2 observer, int flags, 7739 String installerPackageName, VerificationParams verificationParams, 7740 String packageAbiOverride) { 7741 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7742 null); 7743 7744 final File originFile = new File(originPath); 7745 final int uid = Binder.getCallingUid(); 7746 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7747 try { 7748 if (observer != null) { 7749 observer.packageInstalled("", null, INSTALL_FAILED_USER_RESTRICTED, null); 7750 } 7751 } catch (RemoteException re) { 7752 } 7753 return; 7754 } 7755 7756 UserHandle user; 7757 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 7758 user = UserHandle.ALL; 7759 } else { 7760 user = new UserHandle(UserHandle.getUserId(uid)); 7761 } 7762 7763 final int filteredFlags; 7764 if (uid == Process.SHELL_UID || uid == 0) { 7765 if (DEBUG_INSTALL) { 7766 Slog.v(TAG, "Install from ADB"); 7767 } 7768 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7769 } else { 7770 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7771 } 7772 7773 verificationParams.setInstallerUid(uid); 7774 7775 final Message msg = mHandler.obtainMessage(INIT_COPY); 7776 msg.obj = new InstallParams(originFile, false, observer, filteredFlags, 7777 installerPackageName, verificationParams, user, packageAbiOverride); 7778 mHandler.sendMessage(msg); 7779 } 7780 7781 void installStage(String packageName, File stageDir, IPackageInstallObserver2 observer, 7782 InstallSessionParams params, String installerPackageName, int installerUid, 7783 UserHandle user) { 7784 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 7785 params.referrerUri, installerUid, null); 7786 7787 final Message msg = mHandler.obtainMessage(INIT_COPY); 7788 msg.obj = new InstallParams(stageDir, true, observer, params.installFlags, 7789 installerPackageName, verifParams, user, params.abiOverride); 7790 mHandler.sendMessage(msg); 7791 } 7792 7793 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7794 Bundle extras = new Bundle(1); 7795 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7796 7797 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7798 packageName, extras, null, null, new int[] {userId}); 7799 try { 7800 IActivityManager am = ActivityManagerNative.getDefault(); 7801 final boolean isSystem = 7802 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7803 if (isSystem && am.isUserRunning(userId, false)) { 7804 // The just-installed/enabled app is bundled on the system, so presumed 7805 // to be able to run automatically without needing an explicit launch. 7806 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7807 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7808 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7809 .setPackage(packageName); 7810 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7811 android.app.AppOpsManager.OP_NONE, false, false, userId); 7812 } 7813 } catch (RemoteException e) { 7814 // shouldn't happen 7815 Slog.w(TAG, "Unable to bootstrap installed package", e); 7816 } 7817 } 7818 7819 @Override 7820 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7821 int userId) { 7822 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7823 PackageSetting pkgSetting; 7824 final int uid = Binder.getCallingUid(); 7825 if (UserHandle.getUserId(uid) != userId) { 7826 mContext.enforceCallingOrSelfPermission( 7827 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7828 "setApplicationBlockedSetting for user " + userId); 7829 } 7830 7831 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7832 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7833 return false; 7834 } 7835 7836 long callingId = Binder.clearCallingIdentity(); 7837 try { 7838 boolean sendAdded = false; 7839 boolean sendRemoved = false; 7840 // writer 7841 synchronized (mPackages) { 7842 pkgSetting = mSettings.mPackages.get(packageName); 7843 if (pkgSetting == null) { 7844 return false; 7845 } 7846 if (pkgSetting.getBlocked(userId) != blocked) { 7847 pkgSetting.setBlocked(blocked, userId); 7848 mSettings.writePackageRestrictionsLPr(userId); 7849 if (blocked) { 7850 sendRemoved = true; 7851 } else { 7852 sendAdded = true; 7853 } 7854 } 7855 } 7856 if (sendAdded) { 7857 sendPackageAddedForUser(packageName, pkgSetting, userId); 7858 return true; 7859 } 7860 if (sendRemoved) { 7861 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7862 "blocking pkg"); 7863 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7864 } 7865 } finally { 7866 Binder.restoreCallingIdentity(callingId); 7867 } 7868 return false; 7869 } 7870 7871 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7872 int userId) { 7873 final PackageRemovedInfo info = new PackageRemovedInfo(); 7874 info.removedPackage = packageName; 7875 info.removedUsers = new int[] {userId}; 7876 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7877 info.sendBroadcast(false, false, false); 7878 } 7879 7880 /** 7881 * Returns true if application is not found or there was an error. Otherwise it returns 7882 * the blocked state of the package for the given user. 7883 */ 7884 @Override 7885 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7886 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7887 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7888 "getApplicationBlocked for user " + userId); 7889 PackageSetting pkgSetting; 7890 long callingId = Binder.clearCallingIdentity(); 7891 try { 7892 // writer 7893 synchronized (mPackages) { 7894 pkgSetting = mSettings.mPackages.get(packageName); 7895 if (pkgSetting == null) { 7896 return true; 7897 } 7898 return pkgSetting.getBlocked(userId); 7899 } 7900 } finally { 7901 Binder.restoreCallingIdentity(callingId); 7902 } 7903 } 7904 7905 /** 7906 * @hide 7907 */ 7908 @Override 7909 public int installExistingPackageAsUser(String packageName, int userId) { 7910 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7911 null); 7912 PackageSetting pkgSetting; 7913 final int uid = Binder.getCallingUid(); 7914 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7915 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7916 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7917 } 7918 7919 long callingId = Binder.clearCallingIdentity(); 7920 try { 7921 boolean sendAdded = false; 7922 Bundle extras = new Bundle(1); 7923 7924 // writer 7925 synchronized (mPackages) { 7926 pkgSetting = mSettings.mPackages.get(packageName); 7927 if (pkgSetting == null) { 7928 return PackageManager.INSTALL_FAILED_INVALID_URI; 7929 } 7930 if (!pkgSetting.getInstalled(userId)) { 7931 pkgSetting.setInstalled(true, userId); 7932 pkgSetting.setBlocked(false, userId); 7933 mSettings.writePackageRestrictionsLPr(userId); 7934 sendAdded = true; 7935 } 7936 } 7937 7938 if (sendAdded) { 7939 sendPackageAddedForUser(packageName, pkgSetting, userId); 7940 } 7941 } finally { 7942 Binder.restoreCallingIdentity(callingId); 7943 } 7944 7945 return PackageManager.INSTALL_SUCCEEDED; 7946 } 7947 7948 boolean isUserRestricted(int userId, String restrictionKey) { 7949 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7950 if (restrictions.getBoolean(restrictionKey, false)) { 7951 Log.w(TAG, "User is restricted: " + restrictionKey); 7952 return true; 7953 } 7954 return false; 7955 } 7956 7957 @Override 7958 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7959 mContext.enforceCallingOrSelfPermission( 7960 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7961 "Only package verification agents can verify applications"); 7962 7963 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7964 final PackageVerificationResponse response = new PackageVerificationResponse( 7965 verificationCode, Binder.getCallingUid()); 7966 msg.arg1 = id; 7967 msg.obj = response; 7968 mHandler.sendMessage(msg); 7969 } 7970 7971 @Override 7972 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7973 long millisecondsToDelay) { 7974 mContext.enforceCallingOrSelfPermission( 7975 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7976 "Only package verification agents can extend verification timeouts"); 7977 7978 final PackageVerificationState state = mPendingVerification.get(id); 7979 final PackageVerificationResponse response = new PackageVerificationResponse( 7980 verificationCodeAtTimeout, Binder.getCallingUid()); 7981 7982 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7983 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7984 } 7985 if (millisecondsToDelay < 0) { 7986 millisecondsToDelay = 0; 7987 } 7988 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7989 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7990 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7991 } 7992 7993 if ((state != null) && !state.timeoutExtended()) { 7994 state.extendTimeout(); 7995 7996 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7997 msg.arg1 = id; 7998 msg.obj = response; 7999 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8000 } 8001 } 8002 8003 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8004 int verificationCode, UserHandle user) { 8005 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8006 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8007 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8008 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8009 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8010 8011 mContext.sendBroadcastAsUser(intent, user, 8012 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8013 } 8014 8015 private ComponentName matchComponentForVerifier(String packageName, 8016 List<ResolveInfo> receivers) { 8017 ActivityInfo targetReceiver = null; 8018 8019 final int NR = receivers.size(); 8020 for (int i = 0; i < NR; i++) { 8021 final ResolveInfo info = receivers.get(i); 8022 if (info.activityInfo == null) { 8023 continue; 8024 } 8025 8026 if (packageName.equals(info.activityInfo.packageName)) { 8027 targetReceiver = info.activityInfo; 8028 break; 8029 } 8030 } 8031 8032 if (targetReceiver == null) { 8033 return null; 8034 } 8035 8036 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8037 } 8038 8039 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8040 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8041 if (pkgInfo.verifiers.length == 0) { 8042 return null; 8043 } 8044 8045 final int N = pkgInfo.verifiers.length; 8046 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8047 for (int i = 0; i < N; i++) { 8048 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8049 8050 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8051 receivers); 8052 if (comp == null) { 8053 continue; 8054 } 8055 8056 final int verifierUid = getUidForVerifier(verifierInfo); 8057 if (verifierUid == -1) { 8058 continue; 8059 } 8060 8061 if (DEBUG_VERIFY) { 8062 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8063 + " with the correct signature"); 8064 } 8065 sufficientVerifiers.add(comp); 8066 verificationState.addSufficientVerifier(verifierUid); 8067 } 8068 8069 return sufficientVerifiers; 8070 } 8071 8072 private int getUidForVerifier(VerifierInfo verifierInfo) { 8073 synchronized (mPackages) { 8074 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8075 if (pkg == null) { 8076 return -1; 8077 } else if (pkg.mSignatures.length != 1) { 8078 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8079 + " has more than one signature; ignoring"); 8080 return -1; 8081 } 8082 8083 /* 8084 * If the public key of the package's signature does not match 8085 * our expected public key, then this is a different package and 8086 * we should skip. 8087 */ 8088 8089 final byte[] expectedPublicKey; 8090 try { 8091 final Signature verifierSig = pkg.mSignatures[0]; 8092 final PublicKey publicKey = verifierSig.getPublicKey(); 8093 expectedPublicKey = publicKey.getEncoded(); 8094 } catch (CertificateException e) { 8095 return -1; 8096 } 8097 8098 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8099 8100 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8101 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8102 + " does not have the expected public key; ignoring"); 8103 return -1; 8104 } 8105 8106 return pkg.applicationInfo.uid; 8107 } 8108 } 8109 8110 @Override 8111 public void finishPackageInstall(int token) { 8112 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8113 8114 if (DEBUG_INSTALL) { 8115 Slog.v(TAG, "BM finishing package install for " + token); 8116 } 8117 8118 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8119 mHandler.sendMessage(msg); 8120 } 8121 8122 /** 8123 * Get the verification agent timeout. 8124 * 8125 * @return verification timeout in milliseconds 8126 */ 8127 private long getVerificationTimeout() { 8128 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8129 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8130 DEFAULT_VERIFICATION_TIMEOUT); 8131 } 8132 8133 /** 8134 * Get the default verification agent response code. 8135 * 8136 * @return default verification response code 8137 */ 8138 private int getDefaultVerificationResponse() { 8139 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8140 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8141 DEFAULT_VERIFICATION_RESPONSE); 8142 } 8143 8144 /** 8145 * Check whether or not package verification has been enabled. 8146 * 8147 * @return true if verification should be performed 8148 */ 8149 private boolean isVerificationEnabled(int userId, int flags) { 8150 if (!DEFAULT_VERIFY_ENABLE) { 8151 return false; 8152 } 8153 8154 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8155 8156 // Check if installing from ADB 8157 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 8158 // Do not run verification in a test harness environment 8159 if (ActivityManager.isRunningInTestHarness()) { 8160 return false; 8161 } 8162 if (ensureVerifyAppsEnabled) { 8163 return true; 8164 } 8165 // Check if the developer does not want package verification for ADB installs 8166 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8167 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8168 return false; 8169 } 8170 } 8171 8172 if (ensureVerifyAppsEnabled) { 8173 return true; 8174 } 8175 8176 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8177 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8178 } 8179 8180 /** 8181 * Get the "allow unknown sources" setting. 8182 * 8183 * @return the current "allow unknown sources" setting 8184 */ 8185 private int getUnknownSourcesSettings() { 8186 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8187 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8188 -1); 8189 } 8190 8191 @Override 8192 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8193 final int uid = Binder.getCallingUid(); 8194 // writer 8195 synchronized (mPackages) { 8196 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8197 if (targetPackageSetting == null) { 8198 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8199 } 8200 8201 PackageSetting installerPackageSetting; 8202 if (installerPackageName != null) { 8203 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8204 if (installerPackageSetting == null) { 8205 throw new IllegalArgumentException("Unknown installer package: " 8206 + installerPackageName); 8207 } 8208 } else { 8209 installerPackageSetting = null; 8210 } 8211 8212 Signature[] callerSignature; 8213 Object obj = mSettings.getUserIdLPr(uid); 8214 if (obj != null) { 8215 if (obj instanceof SharedUserSetting) { 8216 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8217 } else if (obj instanceof PackageSetting) { 8218 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8219 } else { 8220 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8221 } 8222 } else { 8223 throw new SecurityException("Unknown calling uid " + uid); 8224 } 8225 8226 // Verify: can't set installerPackageName to a package that is 8227 // not signed with the same cert as the caller. 8228 if (installerPackageSetting != null) { 8229 if (compareSignatures(callerSignature, 8230 installerPackageSetting.signatures.mSignatures) 8231 != PackageManager.SIGNATURE_MATCH) { 8232 throw new SecurityException( 8233 "Caller does not have same cert as new installer package " 8234 + installerPackageName); 8235 } 8236 } 8237 8238 // Verify: if target already has an installer package, it must 8239 // be signed with the same cert as the caller. 8240 if (targetPackageSetting.installerPackageName != null) { 8241 PackageSetting setting = mSettings.mPackages.get( 8242 targetPackageSetting.installerPackageName); 8243 // If the currently set package isn't valid, then it's always 8244 // okay to change it. 8245 if (setting != null) { 8246 if (compareSignatures(callerSignature, 8247 setting.signatures.mSignatures) 8248 != PackageManager.SIGNATURE_MATCH) { 8249 throw new SecurityException( 8250 "Caller does not have same cert as old installer package " 8251 + targetPackageSetting.installerPackageName); 8252 } 8253 } 8254 } 8255 8256 // Okay! 8257 targetPackageSetting.installerPackageName = installerPackageName; 8258 scheduleWriteSettingsLocked(); 8259 } 8260 } 8261 8262 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8263 // Queue up an async operation since the package installation may take a little while. 8264 mHandler.post(new Runnable() { 8265 public void run() { 8266 mHandler.removeCallbacks(this); 8267 // Result object to be returned 8268 PackageInstalledInfo res = new PackageInstalledInfo(); 8269 res.returnCode = currentStatus; 8270 res.uid = -1; 8271 res.pkg = null; 8272 res.removedInfo = new PackageRemovedInfo(); 8273 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8274 args.doPreInstall(res.returnCode); 8275 synchronized (mInstallLock) { 8276 installPackageLI(args, true, res); 8277 } 8278 args.doPostInstall(res.returnCode, res.uid); 8279 } 8280 8281 // A restore should be performed at this point if (a) the install 8282 // succeeded, (b) the operation is not an update, and (c) the new 8283 // package has a backupAgent defined. 8284 final boolean update = res.removedInfo.removedPackage != null; 8285 boolean doRestore = (!update 8286 && res.pkg != null 8287 && res.pkg.applicationInfo.backupAgentName != null); 8288 8289 // Set up the post-install work request bookkeeping. This will be used 8290 // and cleaned up by the post-install event handling regardless of whether 8291 // there's a restore pass performed. Token values are >= 1. 8292 int token; 8293 if (mNextInstallToken < 0) mNextInstallToken = 1; 8294 token = mNextInstallToken++; 8295 8296 PostInstallData data = new PostInstallData(args, res); 8297 mRunningInstalls.put(token, data); 8298 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8299 8300 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8301 // Pass responsibility to the Backup Manager. It will perform a 8302 // restore if appropriate, then pass responsibility back to the 8303 // Package Manager to run the post-install observer callbacks 8304 // and broadcasts. 8305 IBackupManager bm = IBackupManager.Stub.asInterface( 8306 ServiceManager.getService(Context.BACKUP_SERVICE)); 8307 if (bm != null) { 8308 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8309 + " to BM for possible restore"); 8310 try { 8311 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8312 } catch (RemoteException e) { 8313 // can't happen; the backup manager is local 8314 } catch (Exception e) { 8315 Slog.e(TAG, "Exception trying to enqueue restore", e); 8316 doRestore = false; 8317 } 8318 } else { 8319 Slog.e(TAG, "Backup Manager not found!"); 8320 doRestore = false; 8321 } 8322 } 8323 8324 if (!doRestore) { 8325 // No restore possible, or the Backup Manager was mysteriously not 8326 // available -- just fire the post-install work request directly. 8327 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8328 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8329 mHandler.sendMessage(msg); 8330 } 8331 } 8332 }); 8333 } 8334 8335 private abstract class HandlerParams { 8336 private static final int MAX_RETRIES = 4; 8337 8338 /** 8339 * Number of times startCopy() has been attempted and had a non-fatal 8340 * error. 8341 */ 8342 private int mRetries = 0; 8343 8344 /** User handle for the user requesting the information or installation. */ 8345 private final UserHandle mUser; 8346 8347 HandlerParams(UserHandle user) { 8348 mUser = user; 8349 } 8350 8351 UserHandle getUser() { 8352 return mUser; 8353 } 8354 8355 final boolean startCopy() { 8356 boolean res; 8357 try { 8358 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8359 8360 if (++mRetries > MAX_RETRIES) { 8361 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8362 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8363 handleServiceError(); 8364 return false; 8365 } else { 8366 handleStartCopy(); 8367 res = true; 8368 } 8369 } catch (RemoteException e) { 8370 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8371 mHandler.sendEmptyMessage(MCS_RECONNECT); 8372 res = false; 8373 } 8374 handleReturnCode(); 8375 return res; 8376 } 8377 8378 final void serviceError() { 8379 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8380 handleServiceError(); 8381 handleReturnCode(); 8382 } 8383 8384 abstract void handleStartCopy() throws RemoteException; 8385 abstract void handleServiceError(); 8386 abstract void handleReturnCode(); 8387 } 8388 8389 class MeasureParams extends HandlerParams { 8390 private final PackageStats mStats; 8391 private boolean mSuccess; 8392 8393 private final IPackageStatsObserver mObserver; 8394 8395 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8396 super(new UserHandle(stats.userHandle)); 8397 mObserver = observer; 8398 mStats = stats; 8399 } 8400 8401 @Override 8402 public String toString() { 8403 return "MeasureParams{" 8404 + Integer.toHexString(System.identityHashCode(this)) 8405 + " " + mStats.packageName + "}"; 8406 } 8407 8408 @Override 8409 void handleStartCopy() throws RemoteException { 8410 synchronized (mInstallLock) { 8411 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8412 } 8413 8414 if (mSuccess) { 8415 final boolean mounted; 8416 if (Environment.isExternalStorageEmulated()) { 8417 mounted = true; 8418 } else { 8419 final String status = Environment.getExternalStorageState(); 8420 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8421 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8422 } 8423 8424 if (mounted) { 8425 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8426 8427 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8428 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8429 8430 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8431 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8432 8433 // Always subtract cache size, since it's a subdirectory 8434 mStats.externalDataSize -= mStats.externalCacheSize; 8435 8436 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8437 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8438 8439 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8440 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8441 } 8442 } 8443 } 8444 8445 @Override 8446 void handleReturnCode() { 8447 if (mObserver != null) { 8448 try { 8449 mObserver.onGetStatsCompleted(mStats, mSuccess); 8450 } catch (RemoteException e) { 8451 Slog.i(TAG, "Observer no longer exists."); 8452 } 8453 } 8454 } 8455 8456 @Override 8457 void handleServiceError() { 8458 Slog.e(TAG, "Could not measure application " + mStats.packageName 8459 + " external storage"); 8460 } 8461 } 8462 8463 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8464 throws RemoteException { 8465 long result = 0; 8466 for (File path : paths) { 8467 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8468 } 8469 return result; 8470 } 8471 8472 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8473 for (File path : paths) { 8474 try { 8475 mcs.clearDirectory(path.getAbsolutePath()); 8476 } catch (RemoteException e) { 8477 } 8478 } 8479 } 8480 8481 class InstallParams extends HandlerParams { 8482 /** 8483 * Location where install is coming from, before it has been 8484 * copied/renamed into place. This could be a single monolithic APK 8485 * file, or a cluster directory. This location may be untrusted. 8486 */ 8487 final File originFile; 8488 8489 /** 8490 * Flag indicating that {@link #originFile} has already been staged, 8491 * meaning downstream users don't need to defensively copy the contents. 8492 */ 8493 boolean originStaged; 8494 8495 final IPackageInstallObserver2 observer; 8496 int flags; 8497 final String installerPackageName; 8498 final VerificationParams verificationParams; 8499 private InstallArgs mArgs; 8500 private int mRet; 8501 final String packageAbiOverride; 8502 boolean multiArch; 8503 8504 InstallParams(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 8505 int flags, String installerPackageName, VerificationParams verificationParams, 8506 UserHandle user, String packageAbiOverride) { 8507 super(user); 8508 this.originFile = Preconditions.checkNotNull(originFile); 8509 this.originStaged = originStaged; 8510 this.observer = observer; 8511 this.flags = flags; 8512 this.installerPackageName = installerPackageName; 8513 this.verificationParams = verificationParams; 8514 this.packageAbiOverride = packageAbiOverride; 8515 } 8516 8517 @Override 8518 public String toString() { 8519 return "InstallParams{" 8520 + Integer.toHexString(System.identityHashCode(this)) 8521 + " " + originFile + "}"; 8522 } 8523 8524 public ManifestDigest getManifestDigest() { 8525 if (verificationParams == null) { 8526 return null; 8527 } 8528 return verificationParams.getManifestDigest(); 8529 } 8530 8531 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 8532 String packageName = pkgLite.packageName; 8533 int installLocation = pkgLite.installLocation; 8534 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8535 // reader 8536 synchronized (mPackages) { 8537 PackageParser.Package pkg = mPackages.get(packageName); 8538 if (pkg != null) { 8539 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8540 // Check for downgrading. 8541 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8542 if (pkgLite.versionCode < pkg.mVersionCode) { 8543 Slog.w(TAG, "Can't install update of " + packageName 8544 + " update version " + pkgLite.versionCode 8545 + " is older than installed version " 8546 + pkg.mVersionCode); 8547 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8548 } 8549 } 8550 // Check for updated system application. 8551 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8552 if (onSd) { 8553 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8554 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8555 } 8556 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8557 } else { 8558 if (onSd) { 8559 // Install flag overrides everything. 8560 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8561 } 8562 // If current upgrade specifies particular preference 8563 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8564 // Application explicitly specified internal. 8565 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8566 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8567 // App explictly prefers external. Let policy decide 8568 } else { 8569 // Prefer previous location 8570 if (isExternal(pkg)) { 8571 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8572 } 8573 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8574 } 8575 } 8576 } else { 8577 // Invalid install. Return error code 8578 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8579 } 8580 } 8581 } 8582 // All the special cases have been taken care of. 8583 // Return result based on recommended install location. 8584 if (onSd) { 8585 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8586 } 8587 return pkgLite.recommendedInstallLocation; 8588 } 8589 8590 private long getMemoryLowThreshold() { 8591 final DeviceStorageMonitorInternal 8592 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8593 if (dsm == null) { 8594 return 0L; 8595 } 8596 return dsm.getMemoryLowThreshold(); 8597 } 8598 8599 /* 8600 * Invoke remote method to get package information and install 8601 * location values. Override install location based on default 8602 * policy if needed and then create install arguments based 8603 * on the install location. 8604 */ 8605 public void handleStartCopy() throws RemoteException { 8606 int ret = PackageManager.INSTALL_SUCCEEDED; 8607 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8608 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 8609 PackageInfoLite pkgLite = null; 8610 8611 if (onInt && onSd) { 8612 // Check if both bits are set. 8613 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8614 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8615 } else { 8616 final long lowThreshold = getMemoryLowThreshold(); 8617 if (lowThreshold == 0L) { 8618 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8619 } 8620 8621 // Remote call to find out default install location 8622 final String originPath = originFile.getAbsolutePath(); 8623 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, lowThreshold, 8624 packageAbiOverride); 8625 // Keep track of whether this package is a multiArch package until 8626 // we perform a full scan of it. We need to do this because we might 8627 // end up extracting the package shared libraries before we perform 8628 // a full scan. 8629 multiArch = pkgLite.multiArch; 8630 8631 /* 8632 * If we have too little free space, try to free cache 8633 * before giving up. 8634 */ 8635 if (pkgLite.recommendedInstallLocation 8636 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8637 final long size = mContainerService.calculateInstalledSize( 8638 originPath, isForwardLocked(), packageAbiOverride); 8639 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 8640 pkgLite = mContainerService.getMinimalPackageInfo(originPath, flags, 8641 lowThreshold, packageAbiOverride); 8642 } 8643 /* 8644 * The cache free must have deleted the file we 8645 * downloaded to install. 8646 * 8647 * TODO: fix the "freeCache" call to not delete 8648 * the file we care about. 8649 */ 8650 if (pkgLite.recommendedInstallLocation 8651 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8652 pkgLite.recommendedInstallLocation 8653 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8654 } 8655 } 8656 } 8657 8658 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8659 int loc = pkgLite.recommendedInstallLocation; 8660 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8661 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8662 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8663 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8664 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8665 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8666 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8667 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8668 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8669 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8670 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8671 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8672 } else { 8673 // Override with defaults if needed. 8674 loc = installLocationPolicy(pkgLite, flags); 8675 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8676 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8677 } else if (!onSd && !onInt) { 8678 // Override install location with flags 8679 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8680 // Set the flag to install on external media. 8681 flags |= PackageManager.INSTALL_EXTERNAL; 8682 flags &= ~PackageManager.INSTALL_INTERNAL; 8683 } else { 8684 // Make sure the flag for installing on external 8685 // media is unset 8686 flags |= PackageManager.INSTALL_INTERNAL; 8687 flags &= ~PackageManager.INSTALL_EXTERNAL; 8688 } 8689 } 8690 } 8691 } 8692 8693 final InstallArgs args = createInstallArgs(this); 8694 mArgs = args; 8695 8696 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8697 /* 8698 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8699 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8700 */ 8701 int userIdentifier = getUser().getIdentifier(); 8702 if (userIdentifier == UserHandle.USER_ALL 8703 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8704 userIdentifier = UserHandle.USER_OWNER; 8705 } 8706 8707 /* 8708 * Determine if we have any installed package verifiers. If we 8709 * do, then we'll defer to them to verify the packages. 8710 */ 8711 final int requiredUid = mRequiredVerifierPackage == null ? -1 8712 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8713 if (requiredUid != -1 && isVerificationEnabled(userIdentifier, flags)) { 8714 // TODO: send verifier the install session instead of uri 8715 final Intent verification = new Intent( 8716 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8717 verification.setDataAndType(Uri.fromFile(originFile), PACKAGE_MIME_TYPE); 8718 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8719 8720 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8721 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8722 0 /* TODO: Which userId? */); 8723 8724 if (DEBUG_VERIFY) { 8725 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8726 + verification.toString() + " with " + pkgLite.verifiers.length 8727 + " optional verifiers"); 8728 } 8729 8730 final int verificationId = mPendingVerificationToken++; 8731 8732 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8733 8734 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8735 installerPackageName); 8736 8737 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 8738 8739 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8740 pkgLite.packageName); 8741 8742 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8743 pkgLite.versionCode); 8744 8745 if (verificationParams != null) { 8746 if (verificationParams.getVerificationURI() != null) { 8747 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8748 verificationParams.getVerificationURI()); 8749 } 8750 if (verificationParams.getOriginatingURI() != null) { 8751 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8752 verificationParams.getOriginatingURI()); 8753 } 8754 if (verificationParams.getReferrer() != null) { 8755 verification.putExtra(Intent.EXTRA_REFERRER, 8756 verificationParams.getReferrer()); 8757 } 8758 if (verificationParams.getOriginatingUid() >= 0) { 8759 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8760 verificationParams.getOriginatingUid()); 8761 } 8762 if (verificationParams.getInstallerUid() >= 0) { 8763 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8764 verificationParams.getInstallerUid()); 8765 } 8766 } 8767 8768 final PackageVerificationState verificationState = new PackageVerificationState( 8769 requiredUid, args); 8770 8771 mPendingVerification.append(verificationId, verificationState); 8772 8773 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8774 receivers, verificationState); 8775 8776 /* 8777 * If any sufficient verifiers were listed in the package 8778 * manifest, attempt to ask them. 8779 */ 8780 if (sufficientVerifiers != null) { 8781 final int N = sufficientVerifiers.size(); 8782 if (N == 0) { 8783 Slog.i(TAG, "Additional verifiers required, but none installed."); 8784 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8785 } else { 8786 for (int i = 0; i < N; i++) { 8787 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8788 8789 final Intent sufficientIntent = new Intent(verification); 8790 sufficientIntent.setComponent(verifierComponent); 8791 8792 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8793 } 8794 } 8795 } 8796 8797 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8798 mRequiredVerifierPackage, receivers); 8799 if (ret == PackageManager.INSTALL_SUCCEEDED 8800 && mRequiredVerifierPackage != null) { 8801 /* 8802 * Send the intent to the required verification agent, 8803 * but only start the verification timeout after the 8804 * target BroadcastReceivers have run. 8805 */ 8806 verification.setComponent(requiredVerifierComponent); 8807 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8808 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8809 new BroadcastReceiver() { 8810 @Override 8811 public void onReceive(Context context, Intent intent) { 8812 final Message msg = mHandler 8813 .obtainMessage(CHECK_PENDING_VERIFICATION); 8814 msg.arg1 = verificationId; 8815 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8816 } 8817 }, null, 0, null, null); 8818 8819 /* 8820 * We don't want the copy to proceed until verification 8821 * succeeds, so null out this field. 8822 */ 8823 mArgs = null; 8824 } 8825 } else { 8826 /* 8827 * No package verification is enabled, so immediately start 8828 * the remote call to initiate copy using temporary file. 8829 */ 8830 ret = args.copyApk(mContainerService, true); 8831 } 8832 } 8833 8834 mRet = ret; 8835 } 8836 8837 @Override 8838 void handleReturnCode() { 8839 // If mArgs is null, then MCS couldn't be reached. When it 8840 // reconnects, it will try again to install. At that point, this 8841 // will succeed. 8842 if (mArgs != null) { 8843 processPendingInstall(mArgs, mRet); 8844 } 8845 } 8846 8847 @Override 8848 void handleServiceError() { 8849 mArgs = createInstallArgs(this); 8850 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8851 } 8852 8853 public boolean isForwardLocked() { 8854 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8855 } 8856 } 8857 8858 /* 8859 * Utility class used in movePackage api. 8860 * srcArgs and targetArgs are not set for invalid flags and make 8861 * sure to do null checks when invoking methods on them. 8862 * We probably want to return ErrorPrams for both failed installs 8863 * and moves. 8864 */ 8865 class MoveParams extends HandlerParams { 8866 final IPackageMoveObserver observer; 8867 final int flags; 8868 final String packageName; 8869 final InstallArgs srcArgs; 8870 final InstallArgs targetArgs; 8871 int uid; 8872 int mRet; 8873 8874 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8875 String packageName, String[] instructionSets, int uid, UserHandle user, 8876 boolean isMultiArch) { 8877 super(user); 8878 this.srcArgs = srcArgs; 8879 this.observer = observer; 8880 this.flags = flags; 8881 this.packageName = packageName; 8882 this.uid = uid; 8883 if (srcArgs != null) { 8884 final String codePath = srcArgs.getCodePath(); 8885 targetArgs = createInstallArgsForMoveTarget(codePath, flags, packageName, 8886 instructionSets, isMultiArch); 8887 } else { 8888 targetArgs = null; 8889 } 8890 } 8891 8892 @Override 8893 public String toString() { 8894 return "MoveParams{" 8895 + Integer.toHexString(System.identityHashCode(this)) 8896 + " " + packageName + "}"; 8897 } 8898 8899 public void handleStartCopy() throws RemoteException { 8900 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8901 // Check for storage space on target medium 8902 if (!targetArgs.checkFreeStorage(mContainerService)) { 8903 Log.w(TAG, "Insufficient storage to install"); 8904 return; 8905 } 8906 8907 mRet = srcArgs.doPreCopy(); 8908 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8909 return; 8910 } 8911 8912 mRet = targetArgs.copyApk(mContainerService, false); 8913 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8914 srcArgs.doPostCopy(uid); 8915 return; 8916 } 8917 8918 mRet = srcArgs.doPostCopy(uid); 8919 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8920 return; 8921 } 8922 8923 mRet = targetArgs.doPreInstall(mRet); 8924 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8925 return; 8926 } 8927 8928 if (DEBUG_SD_INSTALL) { 8929 StringBuilder builder = new StringBuilder(); 8930 if (srcArgs != null) { 8931 builder.append("src: "); 8932 builder.append(srcArgs.getCodePath()); 8933 } 8934 if (targetArgs != null) { 8935 builder.append(" target : "); 8936 builder.append(targetArgs.getCodePath()); 8937 } 8938 Log.i(TAG, builder.toString()); 8939 } 8940 } 8941 8942 @Override 8943 void handleReturnCode() { 8944 targetArgs.doPostInstall(mRet, uid); 8945 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8946 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8947 currentStatus = PackageManager.MOVE_SUCCEEDED; 8948 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8949 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8950 } 8951 processPendingMove(this, currentStatus); 8952 } 8953 8954 @Override 8955 void handleServiceError() { 8956 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8957 } 8958 } 8959 8960 /** 8961 * Used during creation of InstallArgs 8962 * 8963 * @param flags package installation flags 8964 * @return true if should be installed on external storage 8965 */ 8966 private static boolean installOnSd(int flags) { 8967 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8968 return false; 8969 } 8970 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8971 return true; 8972 } 8973 return false; 8974 } 8975 8976 /** 8977 * Used during creation of InstallArgs 8978 * 8979 * @param flags package installation flags 8980 * @return true if should be installed as forward locked 8981 */ 8982 private static boolean installForwardLocked(int flags) { 8983 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8984 } 8985 8986 private InstallArgs createInstallArgs(InstallParams params) { 8987 // TODO: extend to support incoming zero-copy locations 8988 8989 if (installOnSd(params.flags) || params.isForwardLocked()) { 8990 return new AsecInstallArgs(params); 8991 } else { 8992 return new FileInstallArgs(params); 8993 } 8994 } 8995 8996 /** 8997 * Create args that describe an existing installed package. Typically used 8998 * when cleaning up old installs, or used as a move source. 8999 */ 9000 private InstallArgs createInstallArgsForExisting(int flags, String codePath, 9001 String resourcePath, String nativeLibraryRoot, String[] instructionSets, 9002 boolean isMultiArch) { 9003 final boolean isInAsec; 9004 if (installOnSd(flags)) { 9005 /* Apps on SD card are always in ASEC containers. */ 9006 isInAsec = true; 9007 } else if (installForwardLocked(flags) 9008 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9009 /* 9010 * Forward-locked apps are only in ASEC containers if they're the 9011 * new style 9012 */ 9013 isInAsec = true; 9014 } else { 9015 isInAsec = false; 9016 } 9017 9018 if (isInAsec) { 9019 return new AsecInstallArgs(codePath, instructionSets, 9020 installOnSd(flags), installForwardLocked(flags), isMultiArch); 9021 } else { 9022 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9023 instructionSets, isMultiArch); 9024 } 9025 } 9026 9027 private InstallArgs createInstallArgsForMoveTarget(String codePath, int flags, String pkgName, 9028 String[] instructionSets, boolean isMultiArch) { 9029 final File codeFile = new File(codePath); 9030 if (installOnSd(flags) || installForwardLocked(flags)) { 9031 String cid = getNextCodePath(codePath, pkgName, "/" 9032 + AsecInstallArgs.RES_FILE_NAME); 9033 return new AsecInstallArgs(codeFile, cid, instructionSets, installOnSd(flags), 9034 installForwardLocked(flags), isMultiArch); 9035 } else { 9036 return new FileInstallArgs(codeFile, instructionSets, isMultiArch); 9037 } 9038 } 9039 9040 static abstract class InstallArgs { 9041 /** @see InstallParams#originFile */ 9042 final File originFile; 9043 /** @see InstallParams#originStaged */ 9044 final boolean originStaged; 9045 9046 // TODO: define inherit location 9047 9048 final IPackageInstallObserver2 observer; 9049 // Always refers to PackageManager flags only 9050 final int flags; 9051 final String installerPackageName; 9052 final ManifestDigest manifestDigest; 9053 final UserHandle user; 9054 final String abiOverride; 9055 final boolean multiArch; 9056 9057 // The list of instruction sets supported by this app. This is currently 9058 // only used during the rmdex() phase to clean up resources. We can get rid of this 9059 // if we move dex files under the common app path. 9060 /* nullable */ String[] instructionSets; 9061 9062 InstallArgs(File originFile, boolean originStaged, IPackageInstallObserver2 observer, 9063 int flags, String installerPackageName, ManifestDigest manifestDigest, 9064 UserHandle user, String[] instructionSets, 9065 String abiOverride, boolean multiArch) { 9066 this.originFile = originFile; 9067 this.originStaged = originStaged; 9068 this.flags = flags; 9069 this.observer = observer; 9070 this.installerPackageName = installerPackageName; 9071 this.manifestDigest = manifestDigest; 9072 this.user = user; 9073 this.instructionSets = instructionSets; 9074 this.abiOverride = abiOverride; 9075 this.multiArch = multiArch; 9076 } 9077 9078 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9079 abstract int doPreInstall(int status); 9080 9081 /** 9082 * Rename package into final resting place. All paths on the given 9083 * scanned package should be updated to reflect the rename. 9084 */ 9085 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9086 abstract int doPostInstall(int status, int uid); 9087 9088 /** @see PackageSettingBase#codePathString */ 9089 abstract String getCodePath(); 9090 /** @see PackageSettingBase#resourcePathString */ 9091 abstract String getResourcePath(); 9092 abstract String getLegacyNativeLibraryPath(); 9093 9094 // Need installer lock especially for dex file removal. 9095 abstract void cleanUpResourcesLI(); 9096 abstract boolean doPostDeleteLI(boolean delete); 9097 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9098 9099 /** 9100 * Called before the source arguments are copied. This is used mostly 9101 * for MoveParams when it needs to read the source file to put it in the 9102 * destination. 9103 */ 9104 int doPreCopy() { 9105 return PackageManager.INSTALL_SUCCEEDED; 9106 } 9107 9108 /** 9109 * Called after the source arguments are copied. This is used mostly for 9110 * MoveParams when it needs to read the source file to put it in the 9111 * destination. 9112 * 9113 * @return 9114 */ 9115 int doPostCopy(int uid) { 9116 return PackageManager.INSTALL_SUCCEEDED; 9117 } 9118 9119 protected boolean isFwdLocked() { 9120 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9121 } 9122 9123 UserHandle getUser() { 9124 return user; 9125 } 9126 } 9127 9128 /** 9129 * Logic to handle installation of non-ASEC applications, including copying 9130 * and renaming logic. 9131 */ 9132 class FileInstallArgs extends InstallArgs { 9133 private File codeFile; 9134 private File resourceFile; 9135 private File legacyNativeLibraryPath; 9136 9137 // Example topology: 9138 // /data/app/com.example/base.apk 9139 // /data/app/com.example/split_foo.apk 9140 // /data/app/com.example/lib/arm/libfoo.so 9141 // /data/app/com.example/lib/arm64/libfoo.so 9142 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 9143 9144 /** New install */ 9145 FileInstallArgs(InstallParams params) { 9146 super(params.originFile, params.originStaged, params.observer, params.flags, 9147 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9148 null /* instruction sets */, params.packageAbiOverride, 9149 params.multiArch); 9150 if (isFwdLocked()) { 9151 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 9152 } 9153 } 9154 9155 /** Existing install */ 9156 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 9157 String[] instructionSets, boolean isMultiArch) { 9158 super(null, false, null, 0, null, null, null, instructionSets, null, isMultiArch); 9159 this.codeFile = (codePath != null) ? new File(codePath) : null; 9160 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 9161 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 9162 new File(legacyNativeLibraryPath) : null; 9163 } 9164 9165 /** New install from existing */ 9166 FileInstallArgs(File originFile, String[] instructionSets, boolean isMultiArch) { 9167 super(originFile, false, null, 0, null, null, null, instructionSets, null, 9168 isMultiArch); 9169 } 9170 9171 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9172 final long lowThreshold; 9173 9174 final DeviceStorageMonitorInternal 9175 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9176 if (dsm == null) { 9177 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 9178 lowThreshold = 0L; 9179 } else { 9180 if (dsm.isMemoryLow()) { 9181 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 9182 return false; 9183 } 9184 9185 lowThreshold = dsm.getMemoryLowThreshold(); 9186 } 9187 9188 return imcs.checkInternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9189 lowThreshold); 9190 } 9191 9192 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9193 int ret = PackageManager.INSTALL_SUCCEEDED; 9194 9195 if (originStaged) { 9196 Slog.d(TAG, originFile + " already staged; skipping copy"); 9197 codeFile = originFile; 9198 resourceFile = originFile; 9199 } else { 9200 try { 9201 final File tempDir = mInstallerService.allocateSessionDir(); 9202 codeFile = tempDir; 9203 resourceFile = tempDir; 9204 } catch (IOException e) { 9205 Slog.w(TAG, "Failed to create copy file: " + e); 9206 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9207 } 9208 9209 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 9210 @Override 9211 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 9212 if (!FileUtils.isValidExtFilename(name)) { 9213 throw new IllegalArgumentException("Invalid filename: " + name); 9214 } 9215 try { 9216 final File file = new File(codeFile, name); 9217 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 9218 O_RDWR | O_CREAT, 0644); 9219 Os.chmod(file.getAbsolutePath(), 0644); 9220 return new ParcelFileDescriptor(fd); 9221 } catch (ErrnoException e) { 9222 throw new RemoteException("Failed to open: " + e.getMessage()); 9223 } 9224 } 9225 }; 9226 9227 ret = imcs.copyPackage(originFile.getAbsolutePath(), target); 9228 if (ret != PackageManager.INSTALL_SUCCEEDED) { 9229 Slog.e(TAG, "Failed to copy package"); 9230 return ret; 9231 } 9232 } 9233 9234 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 9235 NativeLibraryHelper.Handle handle = null; 9236 try { 9237 handle = NativeLibraryHelper.Handle.create(codeFile); 9238 if (multiArch) { 9239 // Warn if we've set an abiOverride for multi-lib packages.. 9240 // By definition, we need to copy both 32 and 64 bit libraries for 9241 // such packages. 9242 if (abiOverride != null) { 9243 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9244 } 9245 9246 int copyRet = PackageManager.NO_NATIVE_LIBRARIES; 9247 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9248 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9249 Build.SUPPORTED_32_BIT_ABIS, true /* use isa specific subdirs */); 9250 maybeThrowExceptionForMultiArchCopy("Failure copying 32 bit native libraries", copyRet); 9251 } 9252 9253 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9254 copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, 9255 Build.SUPPORTED_64_BIT_ABIS, true /* use isa specific subdirs */); 9256 maybeThrowExceptionForMultiArchCopy("Failure copying 64 bit native libraries", copyRet); 9257 } 9258 } else { 9259 String[] abiList = (abiOverride != null) ? 9260 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 9261 9262 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && abiOverride == null && 9263 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9264 abiList = Build.SUPPORTED_32_BIT_ABIS; 9265 } 9266 9267 int copyRet = copyNativeLibrariesForInternalApp(handle, libraryRoot, abiList, 9268 true /* use isa specific subdirs */); 9269 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9270 Slog.w(TAG, "Failure copying native libraries [errorCode=" + copyRet + "]"); 9271 return copyRet; 9272 } 9273 } 9274 } catch (IOException e) { 9275 Slog.e(TAG, "Copying native libraries failed", e); 9276 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9277 } catch (PackageManagerException pme) { 9278 Slog.e(TAG, "Copying native libraries failed", pme); 9279 ret = pme.error; 9280 } finally { 9281 IoUtils.closeQuietly(handle); 9282 } 9283 9284 return ret; 9285 } 9286 9287 int doPreInstall(int status) { 9288 if (status != PackageManager.INSTALL_SUCCEEDED) { 9289 cleanUp(); 9290 } 9291 return status; 9292 } 9293 9294 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9295 if (status != PackageManager.INSTALL_SUCCEEDED) { 9296 cleanUp(); 9297 return false; 9298 } else { 9299 final File beforeCodeFile = codeFile; 9300 final File afterCodeFile = getNextCodePath(pkg.packageName); 9301 9302 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 9303 try { 9304 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 9305 } catch (ErrnoException e) { 9306 Slog.d(TAG, "Failed to rename", e); 9307 return false; 9308 } 9309 9310 if (!SELinux.restoreconRecursive(afterCodeFile)) { 9311 Slog.d(TAG, "Failed to restorecon"); 9312 return false; 9313 } 9314 9315 // Reflect the rename internally 9316 codeFile = afterCodeFile; 9317 resourceFile = afterCodeFile; 9318 9319 // Reflect the rename in scanned details 9320 pkg.codePath = afterCodeFile.getAbsolutePath(); 9321 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9322 pkg.baseCodePath); 9323 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 9324 pkg.splitCodePaths); 9325 9326 // Reflect the rename in app info 9327 pkg.applicationInfo.setCodePath(pkg.codePath); 9328 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 9329 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 9330 pkg.applicationInfo.setResourcePath(pkg.codePath); 9331 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 9332 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 9333 9334 return true; 9335 } 9336 } 9337 9338 int doPostInstall(int status, int uid) { 9339 if (status != PackageManager.INSTALL_SUCCEEDED) { 9340 cleanUp(); 9341 } 9342 return status; 9343 } 9344 9345 @Override 9346 String getCodePath() { 9347 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 9348 } 9349 9350 @Override 9351 String getResourcePath() { 9352 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 9353 } 9354 9355 @Override 9356 String getLegacyNativeLibraryPath() { 9357 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 9358 } 9359 9360 private boolean cleanUp() { 9361 if (codeFile == null || !codeFile.exists()) { 9362 return false; 9363 } 9364 9365 if (codeFile.isDirectory()) { 9366 FileUtils.deleteContents(codeFile); 9367 } 9368 codeFile.delete(); 9369 9370 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 9371 resourceFile.delete(); 9372 } 9373 9374 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 9375 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 9376 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 9377 } 9378 legacyNativeLibraryPath.delete(); 9379 } 9380 9381 return true; 9382 } 9383 9384 void cleanUpResourcesLI() { 9385 // Try enumerating all code paths before deleting 9386 List<String> allCodePaths = Collections.EMPTY_LIST; 9387 if (codeFile != null && codeFile.exists()) { 9388 try { 9389 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 9390 allCodePaths = pkg.getAllCodePaths(); 9391 } catch (PackageParserException e) { 9392 // Ignored; we tried our best 9393 } 9394 } 9395 9396 cleanUp(); 9397 9398 if (!allCodePaths.isEmpty()) { 9399 if (instructionSets == null) { 9400 throw new IllegalStateException("instructionSet == null"); 9401 } 9402 9403 for (String codePath : allCodePaths) { 9404 for (String instructionSet : instructionSets) { 9405 int retCode = mInstaller.rmdex(codePath, instructionSet); 9406 if (retCode < 0) { 9407 Slog.w(TAG, "Couldn't remove dex file for package: " 9408 + " at location " + codePath + ", retcode=" + retCode); 9409 // we don't consider this to be a failure of the core package deletion 9410 } 9411 } 9412 } 9413 } 9414 } 9415 9416 boolean doPostDeleteLI(boolean delete) { 9417 // XXX err, shouldn't we respect the delete flag? 9418 cleanUpResourcesLI(); 9419 return true; 9420 } 9421 } 9422 9423 private boolean isAsecExternal(String cid) { 9424 final String asecPath = PackageHelper.getSdFilesystem(cid); 9425 return !asecPath.startsWith(mAsecInternalPath); 9426 } 9427 9428 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 9429 PackageManagerException { 9430 if (copyRet < 0) { 9431 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 9432 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 9433 throw new PackageManagerException(copyRet, message); 9434 } 9435 } 9436 } 9437 9438 /** 9439 * Extract the MountService "container ID" from the full code path of an 9440 * .apk. 9441 */ 9442 static String cidFromCodePath(String fullCodePath) { 9443 int eidx = fullCodePath.lastIndexOf("/"); 9444 String subStr1 = fullCodePath.substring(0, eidx); 9445 int sidx = subStr1.lastIndexOf("/"); 9446 return subStr1.substring(sidx+1, eidx); 9447 } 9448 9449 /** 9450 * Logic to handle installation of ASEC applications, including copying and 9451 * renaming logic. 9452 */ 9453 class AsecInstallArgs extends InstallArgs { 9454 // TODO: teach about handling cluster directories 9455 9456 static final String RES_FILE_NAME = "pkg.apk"; 9457 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9458 9459 String cid; 9460 String packagePath; 9461 String resourcePath; 9462 String legacyNativeLibraryDir; 9463 9464 /** New install */ 9465 AsecInstallArgs(InstallParams params) { 9466 super(params.originFile, params.originStaged, params.observer, params.flags, 9467 params.installerPackageName, params.getManifestDigest(), 9468 params.getUser(), null /* instruction sets */, 9469 params.packageAbiOverride, params.multiArch); 9470 } 9471 9472 /** Existing install */ 9473 AsecInstallArgs(String fullCodePath, String[] instructionSets, 9474 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9475 super(null, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9476 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9477 instructionSets, null, isMultiArch); 9478 // Extract cid from fullCodePath 9479 int eidx = fullCodePath.lastIndexOf("/"); 9480 String subStr1 = fullCodePath.substring(0, eidx); 9481 int sidx = subStr1.lastIndexOf("/"); 9482 cid = subStr1.substring(sidx+1, eidx); 9483 setCachePath(subStr1); 9484 } 9485 9486 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked, 9487 boolean isMultiArch) { 9488 super(null, false, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 9489 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9490 instructionSets, null, isMultiArch); 9491 this.cid = cid; 9492 setCachePath(PackageHelper.getSdDir(cid)); 9493 } 9494 9495 /** New install from existing */ 9496 AsecInstallArgs(File originPackageFile, String cid, String[] instructionSets, 9497 boolean isExternal, boolean isForwardLocked, boolean isMultiArch) { 9498 super(originPackageFile, false, null, (isExternal ? INSTALL_EXTERNAL : 0) 9499 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 9500 instructionSets, null, isMultiArch); 9501 this.cid = cid; 9502 } 9503 9504 void createCopyFile() { 9505 cid = getTempContainerId(); 9506 } 9507 9508 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9509 return imcs.checkExternalFreeStorage(originFile.getAbsolutePath(), isFwdLocked(), 9510 abiOverride); 9511 } 9512 9513 private final boolean isExternal() { 9514 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 9515 } 9516 9517 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9518 if (temp) { 9519 createCopyFile(); 9520 } else { 9521 /* 9522 * Pre-emptively destroy the container since it's destroyed if 9523 * copying fails due to it existing anyway. 9524 */ 9525 PackageHelper.destroySdDir(cid); 9526 } 9527 9528 final String newCachePath = imcs.copyPackageToContainer( 9529 originFile.getAbsolutePath(), cid, getEncryptKey(), isExternal(), 9530 isFwdLocked(), abiOverride); 9531 9532 if (newCachePath != null) { 9533 setCachePath(newCachePath); 9534 return PackageManager.INSTALL_SUCCEEDED; 9535 } else { 9536 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9537 } 9538 } 9539 9540 @Override 9541 String getCodePath() { 9542 return packagePath; 9543 } 9544 9545 @Override 9546 String getResourcePath() { 9547 return resourcePath; 9548 } 9549 9550 @Override 9551 String getLegacyNativeLibraryPath() { 9552 return legacyNativeLibraryDir; 9553 } 9554 9555 int doPreInstall(int status) { 9556 if (status != PackageManager.INSTALL_SUCCEEDED) { 9557 // Destroy container 9558 PackageHelper.destroySdDir(cid); 9559 } else { 9560 boolean mounted = PackageHelper.isContainerMounted(cid); 9561 if (!mounted) { 9562 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9563 Process.SYSTEM_UID); 9564 if (newCachePath != null) { 9565 setCachePath(newCachePath); 9566 } else { 9567 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9568 } 9569 } 9570 } 9571 return status; 9572 } 9573 9574 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 9575 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 9576 String newCachePath = null; 9577 if (PackageHelper.isContainerMounted(cid)) { 9578 // Unmount the container 9579 if (!PackageHelper.unMountSdDir(cid)) { 9580 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9581 return false; 9582 } 9583 } 9584 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9585 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9586 " which might be stale. Will try to clean up."); 9587 // Clean up the stale container and proceed to recreate. 9588 if (!PackageHelper.destroySdDir(newCacheId)) { 9589 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9590 return false; 9591 } 9592 // Successfully cleaned up stale container. Try to rename again. 9593 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9594 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9595 + " inspite of cleaning it up."); 9596 return false; 9597 } 9598 } 9599 if (!PackageHelper.isContainerMounted(newCacheId)) { 9600 Slog.w(TAG, "Mounting container " + newCacheId); 9601 newCachePath = PackageHelper.mountSdDir(newCacheId, 9602 getEncryptKey(), Process.SYSTEM_UID); 9603 } else { 9604 newCachePath = PackageHelper.getSdDir(newCacheId); 9605 } 9606 if (newCachePath == null) { 9607 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9608 return false; 9609 } 9610 Log.i(TAG, "Succesfully renamed " + cid + 9611 " to " + newCacheId + 9612 " at new path: " + newCachePath); 9613 cid = newCacheId; 9614 setCachePath(newCachePath); 9615 9616 // TODO: extend to support split APKs 9617 pkg.codePath = getCodePath(); 9618 pkg.baseCodePath = getCodePath(); 9619 pkg.splitCodePaths = null; 9620 9621 pkg.applicationInfo.setCodePath(getCodePath()); 9622 pkg.applicationInfo.setBaseCodePath(getCodePath()); 9623 pkg.applicationInfo.setSplitCodePaths(null); 9624 pkg.applicationInfo.setResourcePath(getResourcePath()); 9625 pkg.applicationInfo.setBaseResourcePath(getResourcePath()); 9626 pkg.applicationInfo.setSplitResourcePaths(null); 9627 9628 return true; 9629 } 9630 9631 private void setCachePath(String newCachePath) { 9632 File cachePath = new File(newCachePath); 9633 legacyNativeLibraryDir = new File(cachePath, LIB_DIR_NAME).getPath(); 9634 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 9635 9636 if (isFwdLocked()) { 9637 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 9638 } else { 9639 resourcePath = packagePath; 9640 } 9641 } 9642 9643 int doPostInstall(int status, int uid) { 9644 if (status != PackageManager.INSTALL_SUCCEEDED) { 9645 cleanUp(); 9646 } else { 9647 final int groupOwner; 9648 final String protectedFile; 9649 if (isFwdLocked()) { 9650 groupOwner = UserHandle.getSharedAppGid(uid); 9651 protectedFile = RES_FILE_NAME; 9652 } else { 9653 groupOwner = -1; 9654 protectedFile = null; 9655 } 9656 9657 if (uid < Process.FIRST_APPLICATION_UID 9658 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9659 Slog.e(TAG, "Failed to finalize " + cid); 9660 PackageHelper.destroySdDir(cid); 9661 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9662 } 9663 9664 boolean mounted = PackageHelper.isContainerMounted(cid); 9665 if (!mounted) { 9666 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9667 } 9668 } 9669 return status; 9670 } 9671 9672 private void cleanUp() { 9673 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9674 9675 // Destroy secure container 9676 PackageHelper.destroySdDir(cid); 9677 } 9678 9679 void cleanUpResourcesLI() { 9680 String sourceFile = getCodePath(); 9681 // Remove dex file 9682 if (instructionSets == null) { 9683 throw new IllegalStateException("instructionSet == null"); 9684 } 9685 for (String instructionSet : instructionSets) { 9686 int retCode = mInstaller.rmdex(sourceFile, instructionSet); 9687 if (retCode < 0) { 9688 Slog.w(TAG, "Couldn't remove dex file for package: " 9689 + " at location " 9690 + sourceFile.toString() + ", retcode=" + retCode); 9691 // we don't consider this to be a failure of the core package deletion 9692 } 9693 } 9694 cleanUp(); 9695 } 9696 9697 boolean matchContainer(String app) { 9698 if (cid.startsWith(app)) { 9699 return true; 9700 } 9701 return false; 9702 } 9703 9704 String getPackageName() { 9705 return getAsecPackageName(cid); 9706 } 9707 9708 boolean doPostDeleteLI(boolean delete) { 9709 boolean ret = false; 9710 boolean mounted = PackageHelper.isContainerMounted(cid); 9711 if (mounted) { 9712 // Unmount first 9713 ret = PackageHelper.unMountSdDir(cid); 9714 } 9715 if (ret && delete) { 9716 cleanUpResourcesLI(); 9717 } 9718 return ret; 9719 } 9720 9721 @Override 9722 int doPreCopy() { 9723 if (isFwdLocked()) { 9724 if (!PackageHelper.fixSdPermissions(cid, 9725 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9726 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9727 } 9728 } 9729 9730 return PackageManager.INSTALL_SUCCEEDED; 9731 } 9732 9733 @Override 9734 int doPostCopy(int uid) { 9735 if (isFwdLocked()) { 9736 if (uid < Process.FIRST_APPLICATION_UID 9737 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9738 RES_FILE_NAME)) { 9739 Slog.e(TAG, "Failed to finalize " + cid); 9740 PackageHelper.destroySdDir(cid); 9741 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9742 } 9743 } 9744 9745 return PackageManager.INSTALL_SUCCEEDED; 9746 } 9747 } 9748 9749 static String getAsecPackageName(String packageCid) { 9750 int idx = packageCid.lastIndexOf("-"); 9751 if (idx == -1) { 9752 return packageCid; 9753 } 9754 return packageCid.substring(0, idx); 9755 } 9756 9757 // Utility method used to create code paths based on package name and available index. 9758 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9759 String idxStr = ""; 9760 int idx = 1; 9761 // Fall back to default value of idx=1 if prefix is not 9762 // part of oldCodePath 9763 if (oldCodePath != null) { 9764 String subStr = oldCodePath; 9765 // Drop the suffix right away 9766 if (suffix != null && subStr.endsWith(suffix)) { 9767 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9768 } 9769 // If oldCodePath already contains prefix find out the 9770 // ending index to either increment or decrement. 9771 int sidx = subStr.lastIndexOf(prefix); 9772 if (sidx != -1) { 9773 subStr = subStr.substring(sidx + prefix.length()); 9774 if (subStr != null) { 9775 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9776 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9777 } 9778 try { 9779 idx = Integer.parseInt(subStr); 9780 if (idx <= 1) { 9781 idx++; 9782 } else { 9783 idx--; 9784 } 9785 } catch(NumberFormatException e) { 9786 } 9787 } 9788 } 9789 } 9790 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9791 return prefix + idxStr; 9792 } 9793 9794 private File getNextCodePath(String packageName) { 9795 int suffix = 1; 9796 File result; 9797 do { 9798 result = new File(mAppInstallDir, packageName + "-" + suffix); 9799 suffix++; 9800 } while (result.exists()); 9801 return result; 9802 } 9803 9804 // Utility method used to ignore ADD/REMOVE events 9805 // by directory observer. 9806 private static boolean ignoreCodePath(String fullPathStr) { 9807 String apkName = deriveCodePathName(fullPathStr); 9808 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9809 if (idx != -1 && ((idx+1) < apkName.length())) { 9810 // Make sure the package ends with a numeral 9811 String version = apkName.substring(idx+1); 9812 try { 9813 Integer.parseInt(version); 9814 return true; 9815 } catch (NumberFormatException e) {} 9816 } 9817 return false; 9818 } 9819 9820 // Utility method that returns the relative package path with respect 9821 // to the installation directory. Like say for /data/data/com.test-1.apk 9822 // string com.test-1 is returned. 9823 static String deriveCodePathName(String codePath) { 9824 if (codePath == null) { 9825 return null; 9826 } 9827 final File codeFile = new File(codePath); 9828 final String name = codeFile.getName(); 9829 if (codeFile.isDirectory()) { 9830 return name; 9831 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 9832 final int lastDot = name.lastIndexOf('.'); 9833 return name.substring(0, lastDot); 9834 } else { 9835 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 9836 return null; 9837 } 9838 } 9839 9840 class PackageInstalledInfo { 9841 String name; 9842 int uid; 9843 // The set of users that originally had this package installed. 9844 int[] origUsers; 9845 // The set of users that now have this package installed. 9846 int[] newUsers; 9847 PackageParser.Package pkg; 9848 int returnCode; 9849 String returnMsg; 9850 PackageRemovedInfo removedInfo; 9851 9852 public void setError(int code, String msg) { 9853 returnCode = code; 9854 returnMsg = msg; 9855 Slog.w(TAG, msg); 9856 } 9857 9858 // In some error cases we want to convey more info back to the observer 9859 String origPackage; 9860 String origPermission; 9861 } 9862 9863 /* 9864 * Install a non-existing package. 9865 */ 9866 private void installNewPackageLI(PackageParser.Package pkg, 9867 int parseFlags, int scanMode, UserHandle user, 9868 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9869 // Remember this for later, in case we need to rollback this install 9870 String pkgName = pkg.packageName; 9871 9872 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9873 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9874 synchronized(mPackages) { 9875 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9876 // A package with the same name is already installed, though 9877 // it has been renamed to an older name. The package we 9878 // are trying to install should be installed as an update to 9879 // the existing one, but that has not been requested, so bail. 9880 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9881 + " without first uninstalling package running as " 9882 + mSettings.mRenamedPackages.get(pkgName)); 9883 return; 9884 } 9885 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.codePath)) { 9886 // Don't allow installation over an existing package with the same name. 9887 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 9888 + " without first uninstalling."); 9889 return; 9890 } 9891 } 9892 9893 try { 9894 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9895 System.currentTimeMillis(), user, abiOverride); 9896 9897 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9898 // delete the partially installed application. the data directory will have to be 9899 // restored if it was already existing 9900 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9901 // remove package from internal structures. Note that we want deletePackageX to 9902 // delete the package data and cache directories that it created in 9903 // scanPackageLocked, unless those directories existed before we even tried to 9904 // install. 9905 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9906 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9907 res.removedInfo, true); 9908 } 9909 9910 } catch (PackageManagerException e) { 9911 res.setError(e.error, 9912 "Package couldn't be installed in " + pkg.codePath + ": " + e.getMessage()); 9913 } 9914 } 9915 9916 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9917 // Upgrade keysets are being used. Determine if new package has a superset of the 9918 // required keys. 9919 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9920 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9921 for (int i = 0; i < upgradeKeySets.length; i++) { 9922 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 9923 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 9924 return true; 9925 } 9926 } 9927 return false; 9928 } 9929 9930 private void replacePackageLI(PackageParser.Package pkg, 9931 int parseFlags, int scanMode, UserHandle user, 9932 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9933 PackageParser.Package oldPackage; 9934 String pkgName = pkg.packageName; 9935 int[] allUsers; 9936 boolean[] perUserInstalled; 9937 9938 // First find the old package info and check signatures 9939 synchronized(mPackages) { 9940 oldPackage = mPackages.get(pkgName); 9941 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9942 PackageSetting ps = mSettings.mPackages.get(pkgName); 9943 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9944 // default to original signature matching 9945 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9946 != PackageManager.SIGNATURE_MATCH) { 9947 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9948 "New package has a different signature: " + pkgName); 9949 return; 9950 } 9951 } else { 9952 if(!checkUpgradeKeySetLP(ps, pkg)) { 9953 res.setError(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9954 "New package not signed by keys specified by upgrade-keysets: " 9955 + pkgName); 9956 return; 9957 } 9958 } 9959 9960 // In case of rollback, remember per-user/profile install state 9961 allUsers = sUserManager.getUserIds(); 9962 perUserInstalled = new boolean[allUsers.length]; 9963 for (int i = 0; i < allUsers.length; i++) { 9964 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9965 } 9966 } 9967 boolean sysPkg = (isSystemApp(oldPackage)); 9968 if (sysPkg) { 9969 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9970 user, allUsers, perUserInstalled, installerPackageName, res, 9971 abiOverride); 9972 } else { 9973 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9974 user, allUsers, perUserInstalled, installerPackageName, res, 9975 abiOverride); 9976 } 9977 } 9978 9979 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9980 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9981 int[] allUsers, boolean[] perUserInstalled, 9982 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9983 String pkgName = deletedPackage.packageName; 9984 boolean deletedPkg = true; 9985 boolean updatedSettings = false; 9986 9987 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9988 + deletedPackage); 9989 long origUpdateTime; 9990 if (pkg.mExtras != null) { 9991 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9992 } else { 9993 origUpdateTime = 0; 9994 } 9995 9996 // First delete the existing package while retaining the data directory 9997 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9998 res.removedInfo, true)) { 9999 // If the existing package wasn't successfully deleted 10000 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10001 deletedPkg = false; 10002 } else { 10003 // Successfully deleted the old package. Now proceed with re-installation 10004 try { 10005 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10006 scanMode | SCAN_UPDATE_TIME, System.currentTimeMillis(), user, abiOverride); 10007 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10008 updatedSettings = true; 10009 } catch (PackageManagerException e) { 10010 res.setError(e.error, 10011 "Package couldn't be installed in " + pkg.codePath + ": " + e.getMessage()); 10012 } 10013 } 10014 10015 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10016 // remove package from internal structures. Note that we want deletePackageX to 10017 // delete the package data and cache directories that it created in 10018 // scanPackageLocked, unless those directories existed before we even tried to 10019 // install. 10020 if(updatedSettings) { 10021 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10022 deletePackageLI( 10023 pkgName, null, true, allUsers, perUserInstalled, 10024 PackageManager.DELETE_KEEP_DATA, 10025 res.removedInfo, true); 10026 } 10027 // Since we failed to install the new package we need to restore the old 10028 // package that we deleted. 10029 if (deletedPkg) { 10030 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10031 File restoreFile = new File(deletedPackage.codePath); 10032 // Parse old package 10033 boolean oldOnSd = isExternal(deletedPackage); 10034 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10035 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10036 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 10037 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 10038 | SCAN_UPDATE_TIME; 10039 try { 10040 scanPackageLI(restoreFile, oldParseFlags, oldScanMode, origUpdateTime, null, 10041 null); 10042 } catch (PackageManagerException e) { 10043 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10044 + e.getMessage()); 10045 return; 10046 } 10047 // Restore of old package succeeded. Update permissions. 10048 // writer 10049 synchronized (mPackages) { 10050 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10051 UPDATE_PERMISSIONS_ALL); 10052 // can downgrade to reader 10053 mSettings.writeLPr(); 10054 } 10055 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10056 } 10057 } 10058 } 10059 10060 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10061 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10062 int[] allUsers, boolean[] perUserInstalled, 10063 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 10064 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10065 + ", old=" + deletedPackage); 10066 boolean updatedSettings = false; 10067 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 10068 PackageParser.PARSE_IS_SYSTEM; 10069 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10070 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10071 } 10072 String packageName = deletedPackage.packageName; 10073 if (packageName == null) { 10074 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10075 "Attempt to delete null packageName."); 10076 return; 10077 } 10078 PackageParser.Package oldPkg; 10079 PackageSetting oldPkgSetting; 10080 // reader 10081 synchronized (mPackages) { 10082 oldPkg = mPackages.get(packageName); 10083 oldPkgSetting = mSettings.mPackages.get(packageName); 10084 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10085 (oldPkgSetting == null)) { 10086 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10087 "Couldn't find package:" + packageName + " information"); 10088 return; 10089 } 10090 } 10091 10092 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10093 10094 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10095 res.removedInfo.removedPackage = packageName; 10096 // Remove existing system package 10097 removePackageLI(oldPkgSetting, true); 10098 // writer 10099 synchronized (mPackages) { 10100 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10101 // We didn't need to disable the .apk as a current system package, 10102 // which means we are replacing another update that is already 10103 // installed. We need to make sure to delete the older one's .apk. 10104 res.removedInfo.args = createInstallArgsForExisting(0, 10105 deletedPackage.applicationInfo.getCodePath(), 10106 deletedPackage.applicationInfo.getResourcePath(), 10107 deletedPackage.applicationInfo.nativeLibraryRootDir, 10108 getAppDexInstructionSets(deletedPackage.applicationInfo), 10109 isMultiArch(deletedPackage.applicationInfo)); 10110 } else { 10111 res.removedInfo.args = null; 10112 } 10113 } 10114 10115 // Successfully disabled the old package. Now proceed with re-installation 10116 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10117 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10118 10119 PackageParser.Package newPackage = null; 10120 try { 10121 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user, abiOverride); 10122 if (newPackage.mExtras != null) { 10123 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 10124 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10125 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10126 10127 // is the update attempting to change shared user? that isn't going to work... 10128 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10129 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 10130 "Forbidding shared user change from " + oldPkgSetting.sharedUser 10131 + " to " + newPkgSetting.sharedUser); 10132 updatedSettings = true; 10133 } 10134 } 10135 10136 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10137 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10138 updatedSettings = true; 10139 } 10140 10141 } catch (PackageManagerException e) { 10142 res.setError(e.error, 10143 "Package couldn't be installed in " + pkg.codePath + ": " + e.getMessage()); 10144 } 10145 10146 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10147 // Re installation failed. Restore old information 10148 // Remove new pkg information 10149 if (newPackage != null) { 10150 removeInstalledPackageLI(newPackage, true); 10151 } 10152 // Add back the old system package 10153 try { 10154 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user, 10155 null); 10156 } catch (PackageManagerException e) { 10157 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 10158 } 10159 // Restore the old system information in Settings 10160 synchronized(mPackages) { 10161 if (updatedSettings) { 10162 mSettings.enableSystemPackageLPw(packageName); 10163 mSettings.setInstallerPackageName(packageName, 10164 oldPkgSetting.installerPackageName); 10165 } 10166 mSettings.writeLPr(); 10167 } 10168 } 10169 } 10170 10171 // Utility method used to move dex files during install. 10172 private int moveDexFilesLI(String oldCodePath, PackageParser.Package newPackage) { 10173 // TODO: extend to move split APK dex files 10174 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 10175 final String[] instructionSets = getAppDexInstructionSets(newPackage.applicationInfo); 10176 for (String instructionSet : instructionSets) { 10177 int retCode = mInstaller.movedex(oldCodePath, newPackage.baseCodePath, 10178 instructionSet); 10179 if (retCode != 0) { 10180 /* 10181 * Programs may be lazily run through dexopt, so the 10182 * source may not exist. However, something seems to 10183 * have gone wrong, so note that dexopt needs to be 10184 * run again and remove the source file. In addition, 10185 * remove the target to make sure there isn't a stale 10186 * file from a previous version of the package. 10187 */ 10188 newPackage.mDexOptNeeded = true; 10189 mInstaller.rmdex(oldCodePath, instructionSet); 10190 mInstaller.rmdex(newPackage.baseCodePath, instructionSet); 10191 } 10192 } 10193 } 10194 return PackageManager.INSTALL_SUCCEEDED; 10195 } 10196 10197 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10198 int[] allUsers, boolean[] perUserInstalled, 10199 PackageInstalledInfo res) { 10200 String pkgName = newPackage.packageName; 10201 synchronized (mPackages) { 10202 //write settings. the installStatus will be incomplete at this stage. 10203 //note that the new package setting would have already been 10204 //added to mPackages. It hasn't been persisted yet. 10205 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10206 mSettings.writeLPr(); 10207 } 10208 10209 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10210 10211 synchronized (mPackages) { 10212 updatePermissionsLPw(newPackage.packageName, newPackage, 10213 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10214 ? UPDATE_PERMISSIONS_ALL : 0)); 10215 // For system-bundled packages, we assume that installing an upgraded version 10216 // of the package implies that the user actually wants to run that new code, 10217 // so we enable the package. 10218 if (isSystemApp(newPackage)) { 10219 // NB: implicit assumption that system package upgrades apply to all users 10220 if (DEBUG_INSTALL) { 10221 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10222 } 10223 PackageSetting ps = mSettings.mPackages.get(pkgName); 10224 if (ps != null) { 10225 if (res.origUsers != null) { 10226 for (int userHandle : res.origUsers) { 10227 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10228 userHandle, installerPackageName); 10229 } 10230 } 10231 // Also convey the prior install/uninstall state 10232 if (allUsers != null && perUserInstalled != null) { 10233 for (int i = 0; i < allUsers.length; i++) { 10234 if (DEBUG_INSTALL) { 10235 Slog.d(TAG, " user " + allUsers[i] 10236 + " => " + perUserInstalled[i]); 10237 } 10238 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10239 } 10240 // these install state changes will be persisted in the 10241 // upcoming call to mSettings.writeLPr(). 10242 } 10243 } 10244 } 10245 res.name = pkgName; 10246 res.uid = newPackage.applicationInfo.uid; 10247 res.pkg = newPackage; 10248 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10249 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10250 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10251 //to update install status 10252 mSettings.writeLPr(); 10253 } 10254 } 10255 10256 private void installPackageLI(InstallArgs args, boolean newInstall, PackageInstalledInfo res) { 10257 int pFlags = args.flags; 10258 String installerPackageName = args.installerPackageName; 10259 File tmpPackageFile = new File(args.getCodePath()); 10260 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10261 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10262 boolean replace = false; 10263 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 10264 | (newInstall ? SCAN_NEW_INSTALL : 0); 10265 // Result object to be returned 10266 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10267 10268 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10269 // Retrieve PackageSettings and parse package 10270 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10271 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10272 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10273 PackageParser pp = new PackageParser(); 10274 pp.setSeparateProcesses(mSeparateProcesses); 10275 pp.setDisplayMetrics(mMetrics); 10276 10277 final PackageParser.Package pkg; 10278 try { 10279 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 10280 } catch (PackageParserException e) { 10281 res.setError(e.error, "Failed parse during installPackageLI: " + e.getMessage()); 10282 return; 10283 } 10284 10285 String pkgName = res.name = pkg.packageName; 10286 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10287 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 10288 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 10289 return; 10290 } 10291 } 10292 10293 try { 10294 pp.collectCertificates(pkg, parseFlags); 10295 pp.collectManifestDigest(pkg); 10296 } catch (PackageParserException e) { 10297 res.setError(e.error, "Failed collect during installPackageLI: " + e.getMessage()); 10298 return; 10299 } 10300 10301 /* If the installer passed in a manifest digest, compare it now. */ 10302 if (args.manifestDigest != null) { 10303 if (DEBUG_INSTALL) { 10304 final String parsedManifest = pkg.manifestDigest == null ? "null" 10305 : pkg.manifestDigest.toString(); 10306 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10307 + parsedManifest); 10308 } 10309 10310 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10311 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 10312 return; 10313 } 10314 } else if (DEBUG_INSTALL) { 10315 final String parsedManifest = pkg.manifestDigest == null 10316 ? "null" : pkg.manifestDigest.toString(); 10317 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10318 } 10319 10320 // Get rid of all references to package scan path via parser. 10321 pp = null; 10322 String oldCodePath = null; 10323 boolean systemApp = false; 10324 synchronized (mPackages) { 10325 // Check whether the newly-scanned package wants to define an already-defined perm 10326 int N = pkg.permissions.size(); 10327 for (int i = N-1; i >= 0; i--) { 10328 PackageParser.Permission perm = pkg.permissions.get(i); 10329 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10330 if (bp != null) { 10331 // If the defining package is signed with our cert, it's okay. This 10332 // also includes the "updating the same package" case, of course. 10333 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10334 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10335 // If the owning package is the system itself, we log but allow 10336 // install to proceed; we fail the install on all other permission 10337 // redefinitions. 10338 if (!bp.sourcePackage.equals("android")) { 10339 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 10340 + pkg.packageName + " attempting to redeclare permission " 10341 + perm.info.name + " already owned by " + bp.sourcePackage); 10342 res.origPermission = perm.info.name; 10343 res.origPackage = bp.sourcePackage; 10344 return; 10345 } else { 10346 Slog.w(TAG, "Package " + pkg.packageName 10347 + " attempting to redeclare system permission " 10348 + perm.info.name + "; ignoring new declaration"); 10349 pkg.permissions.remove(i); 10350 } 10351 } 10352 } 10353 } 10354 10355 // Check if installing already existing package 10356 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10357 String oldName = mSettings.mRenamedPackages.get(pkgName); 10358 if (pkg.mOriginalPackages != null 10359 && pkg.mOriginalPackages.contains(oldName) 10360 && mPackages.containsKey(oldName)) { 10361 // This package is derived from an original package, 10362 // and this device has been updating from that original 10363 // name. We must continue using the original name, so 10364 // rename the new package here. 10365 pkg.setPackageName(oldName); 10366 pkgName = pkg.packageName; 10367 replace = true; 10368 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10369 + oldName + " pkgName=" + pkgName); 10370 } else if (mPackages.containsKey(pkgName)) { 10371 // This package, under its official name, already exists 10372 // on the device; we should replace it. 10373 replace = true; 10374 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10375 } 10376 } 10377 PackageSetting ps = mSettings.mPackages.get(pkgName); 10378 if (ps != null) { 10379 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10380 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10381 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10382 systemApp = (ps.pkg.applicationInfo.flags & 10383 ApplicationInfo.FLAG_SYSTEM) != 0; 10384 } 10385 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10386 } 10387 } 10388 10389 if (systemApp && onSd) { 10390 // Disable updates to system apps on sdcard 10391 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10392 "Cannot install updates to system apps on sdcard"); 10393 return; 10394 } 10395 10396 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 10397 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 10398 return; 10399 } 10400 10401 if (replace) { 10402 replacePackageLI(pkg, parseFlags, scanMode, args.user, 10403 installerPackageName, res, args.abiOverride); 10404 } else { 10405 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 10406 installerPackageName, res, args.abiOverride); 10407 } 10408 synchronized (mPackages) { 10409 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10410 if (ps != null) { 10411 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10412 } 10413 } 10414 } 10415 10416 private static boolean isForwardLocked(PackageParser.Package pkg) { 10417 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10418 } 10419 10420 private static boolean isForwardLocked(ApplicationInfo info) { 10421 return (info.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10422 } 10423 10424 private boolean isForwardLocked(PackageSetting ps) { 10425 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10426 } 10427 10428 private static boolean isMultiArch(PackageSetting ps) { 10429 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10430 } 10431 10432 private static boolean isMultiArch(ApplicationInfo info) { 10433 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 10434 } 10435 10436 private static boolean isExternal(PackageParser.Package pkg) { 10437 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10438 } 10439 10440 private static boolean isExternal(PackageSetting ps) { 10441 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10442 } 10443 10444 private static boolean isExternal(ApplicationInfo info) { 10445 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10446 } 10447 10448 private static boolean isSystemApp(PackageParser.Package pkg) { 10449 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10450 } 10451 10452 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10453 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10454 } 10455 10456 private static boolean isSystemApp(ApplicationInfo info) { 10457 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10458 } 10459 10460 private static boolean isSystemApp(PackageSetting ps) { 10461 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10462 } 10463 10464 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10465 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10466 } 10467 10468 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10469 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10470 } 10471 10472 private static boolean isUpdatedSystemApp(ApplicationInfo info) { 10473 return (info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10474 } 10475 10476 private int packageFlagsToInstallFlags(PackageSetting ps) { 10477 int installFlags = 0; 10478 if (isExternal(ps)) { 10479 installFlags |= PackageManager.INSTALL_EXTERNAL; 10480 } 10481 if (isForwardLocked(ps)) { 10482 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10483 } 10484 return installFlags; 10485 } 10486 10487 private void deleteTempPackageFiles() { 10488 final FilenameFilter filter = new FilenameFilter() { 10489 public boolean accept(File dir, String name) { 10490 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10491 } 10492 }; 10493 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 10494 file.delete(); 10495 } 10496 } 10497 10498 @Override 10499 public void deletePackageAsUser(final String packageName, 10500 final IPackageDeleteObserver observer, 10501 final int userId, final int flags) { 10502 mContext.enforceCallingOrSelfPermission( 10503 android.Manifest.permission.DELETE_PACKAGES, null); 10504 final int uid = Binder.getCallingUid(); 10505 if (UserHandle.getUserId(uid) != userId) { 10506 mContext.enforceCallingPermission( 10507 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10508 "deletePackage for user " + userId); 10509 } 10510 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10511 try { 10512 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 10513 } catch (RemoteException re) { 10514 } 10515 return; 10516 } 10517 10518 boolean blocked = false; 10519 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 10520 int[] users = sUserManager.getUserIds(); 10521 for (int i = 0; i < users.length; ++i) { 10522 if (getBlockUninstallForUser(packageName, users[i])) { 10523 blocked = true; 10524 break; 10525 } 10526 } 10527 } else { 10528 blocked = getBlockUninstallForUser(packageName, userId); 10529 } 10530 if (blocked) { 10531 try { 10532 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED); 10533 } catch (RemoteException re) { 10534 } 10535 return; 10536 } 10537 10538 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10539 // Queue up an async operation since the package deletion may take a little while. 10540 mHandler.post(new Runnable() { 10541 public void run() { 10542 mHandler.removeCallbacks(this); 10543 final int returnCode = deletePackageX(packageName, userId, flags); 10544 if (observer != null) { 10545 try { 10546 observer.packageDeleted(packageName, returnCode); 10547 } catch (RemoteException e) { 10548 Log.i(TAG, "Observer no longer exists."); 10549 } //end catch 10550 } //end if 10551 } //end run 10552 }); 10553 } 10554 10555 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10556 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10557 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10558 try { 10559 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10560 || dpm.isDeviceOwner(packageName))) { 10561 return true; 10562 } 10563 } catch (RemoteException e) { 10564 } 10565 return false; 10566 } 10567 10568 /** 10569 * This method is an internal method that could be get invoked either 10570 * to delete an installed package or to clean up a failed installation. 10571 * After deleting an installed package, a broadcast is sent to notify any 10572 * listeners that the package has been installed. For cleaning up a failed 10573 * installation, the broadcast is not necessary since the package's 10574 * installation wouldn't have sent the initial broadcast either 10575 * The key steps in deleting a package are 10576 * deleting the package information in internal structures like mPackages, 10577 * deleting the packages base directories through installd 10578 * updating mSettings to reflect current status 10579 * persisting settings for later use 10580 * sending a broadcast if necessary 10581 */ 10582 private int deletePackageX(String packageName, int userId, int flags) { 10583 final PackageRemovedInfo info = new PackageRemovedInfo(); 10584 final boolean res; 10585 10586 if (isPackageDeviceAdmin(packageName, userId)) { 10587 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10588 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10589 } 10590 10591 boolean removedForAllUsers = false; 10592 boolean systemUpdate = false; 10593 10594 // for the uninstall-updates case and restricted profiles, remember the per- 10595 // userhandle installed state 10596 int[] allUsers; 10597 boolean[] perUserInstalled; 10598 synchronized (mPackages) { 10599 PackageSetting ps = mSettings.mPackages.get(packageName); 10600 allUsers = sUserManager.getUserIds(); 10601 perUserInstalled = new boolean[allUsers.length]; 10602 for (int i = 0; i < allUsers.length; i++) { 10603 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10604 } 10605 } 10606 10607 synchronized (mInstallLock) { 10608 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10609 res = deletePackageLI(packageName, 10610 (flags & PackageManager.DELETE_ALL_USERS) != 0 10611 ? UserHandle.ALL : new UserHandle(userId), 10612 true, allUsers, perUserInstalled, 10613 flags | REMOVE_CHATTY, info, true); 10614 systemUpdate = info.isRemovedPackageSystemUpdate; 10615 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10616 removedForAllUsers = true; 10617 } 10618 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10619 + " removedForAllUsers=" + removedForAllUsers); 10620 } 10621 10622 if (res) { 10623 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10624 10625 // If the removed package was a system update, the old system package 10626 // was re-enabled; we need to broadcast this information 10627 if (systemUpdate) { 10628 Bundle extras = new Bundle(1); 10629 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10630 ? info.removedAppId : info.uid); 10631 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10632 10633 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10634 extras, null, null, null); 10635 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10636 extras, null, null, null); 10637 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10638 null, packageName, null, null); 10639 } 10640 } 10641 // Force a gc here. 10642 Runtime.getRuntime().gc(); 10643 // Delete the resources here after sending the broadcast to let 10644 // other processes clean up before deleting resources. 10645 if (info.args != null) { 10646 synchronized (mInstallLock) { 10647 info.args.doPostDeleteLI(true); 10648 } 10649 } 10650 10651 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10652 } 10653 10654 static class PackageRemovedInfo { 10655 String removedPackage; 10656 int uid = -1; 10657 int removedAppId = -1; 10658 int[] removedUsers = null; 10659 boolean isRemovedPackageSystemUpdate = false; 10660 // Clean up resources deleted packages. 10661 InstallArgs args = null; 10662 10663 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10664 Bundle extras = new Bundle(1); 10665 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10666 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10667 if (replacing) { 10668 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10669 } 10670 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10671 if (removedPackage != null) { 10672 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10673 extras, null, null, removedUsers); 10674 if (fullRemove && !replacing) { 10675 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10676 extras, null, null, removedUsers); 10677 } 10678 } 10679 if (removedAppId >= 0) { 10680 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10681 removedUsers); 10682 } 10683 } 10684 } 10685 10686 /* 10687 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10688 * flag is not set, the data directory is removed as well. 10689 * make sure this flag is set for partially installed apps. If not its meaningless to 10690 * delete a partially installed application. 10691 */ 10692 private void removePackageDataLI(PackageSetting ps, 10693 int[] allUserHandles, boolean[] perUserInstalled, 10694 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10695 String packageName = ps.name; 10696 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10697 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10698 // Retrieve object to delete permissions for shared user later on 10699 final PackageSetting deletedPs; 10700 // reader 10701 synchronized (mPackages) { 10702 deletedPs = mSettings.mPackages.get(packageName); 10703 if (outInfo != null) { 10704 outInfo.removedPackage = packageName; 10705 outInfo.removedUsers = deletedPs != null 10706 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10707 : null; 10708 } 10709 } 10710 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10711 removeDataDirsLI(packageName); 10712 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10713 } 10714 // writer 10715 synchronized (mPackages) { 10716 if (deletedPs != null) { 10717 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10718 if (outInfo != null) { 10719 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 10720 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10721 } 10722 if (deletedPs != null) { 10723 updatePermissionsLPw(deletedPs.name, null, 0); 10724 if (deletedPs.sharedUser != null) { 10725 // remove permissions associated with package 10726 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10727 } 10728 } 10729 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10730 } 10731 // make sure to preserve per-user disabled state if this removal was just 10732 // a downgrade of a system app to the factory package 10733 if (allUserHandles != null && perUserInstalled != null) { 10734 if (DEBUG_REMOVE) { 10735 Slog.d(TAG, "Propagating install state across downgrade"); 10736 } 10737 for (int i = 0; i < allUserHandles.length; i++) { 10738 if (DEBUG_REMOVE) { 10739 Slog.d(TAG, " user " + allUserHandles[i] 10740 + " => " + perUserInstalled[i]); 10741 } 10742 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10743 } 10744 } 10745 } 10746 // can downgrade to reader 10747 if (writeSettings) { 10748 // Save settings now 10749 mSettings.writeLPr(); 10750 } 10751 } 10752 if (outInfo != null) { 10753 // A user ID was deleted here. Go through all users and remove it 10754 // from KeyStore. 10755 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10756 } 10757 } 10758 10759 static boolean locationIsPrivileged(File path) { 10760 try { 10761 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10762 .getCanonicalPath(); 10763 return path.getCanonicalPath().startsWith(privilegedAppDir); 10764 } catch (IOException e) { 10765 Slog.e(TAG, "Unable to access code path " + path); 10766 } 10767 return false; 10768 } 10769 10770 /* 10771 * Tries to delete system package. 10772 */ 10773 private boolean deleteSystemPackageLI(PackageSetting newPs, 10774 int[] allUserHandles, boolean[] perUserInstalled, 10775 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10776 final boolean applyUserRestrictions 10777 = (allUserHandles != null) && (perUserInstalled != null); 10778 PackageSetting disabledPs = null; 10779 // Confirm if the system package has been updated 10780 // An updated system app can be deleted. This will also have to restore 10781 // the system pkg from system partition 10782 // reader 10783 synchronized (mPackages) { 10784 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10785 } 10786 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10787 + " disabledPs=" + disabledPs); 10788 if (disabledPs == null) { 10789 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10790 return false; 10791 } else if (DEBUG_REMOVE) { 10792 Slog.d(TAG, "Deleting system pkg from data partition"); 10793 } 10794 if (DEBUG_REMOVE) { 10795 if (applyUserRestrictions) { 10796 Slog.d(TAG, "Remembering install states:"); 10797 for (int i = 0; i < allUserHandles.length; i++) { 10798 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10799 } 10800 } 10801 } 10802 // Delete the updated package 10803 outInfo.isRemovedPackageSystemUpdate = true; 10804 if (disabledPs.versionCode < newPs.versionCode) { 10805 // Delete data for downgrades 10806 flags &= ~PackageManager.DELETE_KEEP_DATA; 10807 } else { 10808 // Preserve data by setting flag 10809 flags |= PackageManager.DELETE_KEEP_DATA; 10810 } 10811 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10812 allUserHandles, perUserInstalled, outInfo, writeSettings); 10813 if (!ret) { 10814 return false; 10815 } 10816 // writer 10817 synchronized (mPackages) { 10818 // Reinstate the old system package 10819 mSettings.enableSystemPackageLPw(newPs.name); 10820 // Remove any native libraries from the upgraded package. 10821 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 10822 } 10823 // Install the system package 10824 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10825 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10826 if (locationIsPrivileged(disabledPs.codePath)) { 10827 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10828 } 10829 10830 final PackageParser.Package newPkg; 10831 try { 10832 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, 10833 null, null); 10834 } catch (PackageManagerException e) { 10835 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 10836 return false; 10837 } 10838 10839 // writer 10840 synchronized (mPackages) { 10841 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10842 setBundledAppAbisAndRoots(newPkg, ps); 10843 updatePermissionsLPw(newPkg.packageName, newPkg, 10844 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10845 if (applyUserRestrictions) { 10846 if (DEBUG_REMOVE) { 10847 Slog.d(TAG, "Propagating install state across reinstall"); 10848 } 10849 for (int i = 0; i < allUserHandles.length; i++) { 10850 if (DEBUG_REMOVE) { 10851 Slog.d(TAG, " user " + allUserHandles[i] 10852 + " => " + perUserInstalled[i]); 10853 } 10854 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10855 } 10856 // Regardless of writeSettings we need to ensure that this restriction 10857 // state propagation is persisted 10858 mSettings.writeAllUsersPackageRestrictionsLPr(); 10859 } 10860 // can downgrade to reader here 10861 if (writeSettings) { 10862 mSettings.writeLPr(); 10863 } 10864 } 10865 return true; 10866 } 10867 10868 private boolean deleteInstalledPackageLI(PackageSetting ps, 10869 boolean deleteCodeAndResources, int flags, 10870 int[] allUserHandles, boolean[] perUserInstalled, 10871 PackageRemovedInfo outInfo, boolean writeSettings) { 10872 if (outInfo != null) { 10873 outInfo.uid = ps.appId; 10874 } 10875 10876 // Delete package data from internal structures and also remove data if flag is set 10877 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10878 10879 // Delete application code and resources 10880 if (deleteCodeAndResources && (outInfo != null)) { 10881 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10882 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 10883 getAppDexInstructionSets(ps), isMultiArch(ps)); 10884 } 10885 return true; 10886 } 10887 10888 @Override 10889 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10890 int userId) { 10891 mContext.enforceCallingOrSelfPermission( 10892 android.Manifest.permission.DELETE_PACKAGES, null); 10893 synchronized (mPackages) { 10894 PackageSetting ps = mSettings.mPackages.get(packageName); 10895 if (ps == null) { 10896 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10897 return false; 10898 } 10899 if (!ps.getInstalled(userId)) { 10900 // Can't block uninstall for an app that is not installed or enabled. 10901 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10902 return false; 10903 } 10904 ps.setBlockUninstall(blockUninstall, userId); 10905 mSettings.writePackageRestrictionsLPr(userId); 10906 } 10907 return true; 10908 } 10909 10910 @Override 10911 public boolean getBlockUninstallForUser(String packageName, int userId) { 10912 synchronized (mPackages) { 10913 PackageSetting ps = mSettings.mPackages.get(packageName); 10914 if (ps == null) { 10915 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10916 return false; 10917 } 10918 return ps.getBlockUninstall(userId); 10919 } 10920 } 10921 10922 /* 10923 * This method handles package deletion in general 10924 */ 10925 private boolean deletePackageLI(String packageName, UserHandle user, 10926 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10927 int flags, PackageRemovedInfo outInfo, 10928 boolean writeSettings) { 10929 if (packageName == null) { 10930 Slog.w(TAG, "Attempt to delete null packageName."); 10931 return false; 10932 } 10933 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10934 PackageSetting ps; 10935 boolean dataOnly = false; 10936 int removeUser = -1; 10937 int appId = -1; 10938 synchronized (mPackages) { 10939 ps = mSettings.mPackages.get(packageName); 10940 if (ps == null) { 10941 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10942 return false; 10943 } 10944 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10945 && user.getIdentifier() != UserHandle.USER_ALL) { 10946 // The caller is asking that the package only be deleted for a single 10947 // user. To do this, we just mark its uninstalled state and delete 10948 // its data. If this is a system app, we only allow this to happen if 10949 // they have set the special DELETE_SYSTEM_APP which requests different 10950 // semantics than normal for uninstalling system apps. 10951 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10952 ps.setUserState(user.getIdentifier(), 10953 COMPONENT_ENABLED_STATE_DEFAULT, 10954 false, //installed 10955 true, //stopped 10956 true, //notLaunched 10957 false, //blocked 10958 null, null, null, 10959 false // blockUninstall 10960 ); 10961 if (!isSystemApp(ps)) { 10962 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10963 // Other user still have this package installed, so all 10964 // we need to do is clear this user's data and save that 10965 // it is uninstalled. 10966 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10967 removeUser = user.getIdentifier(); 10968 appId = ps.appId; 10969 mSettings.writePackageRestrictionsLPr(removeUser); 10970 } else { 10971 // We need to set it back to 'installed' so the uninstall 10972 // broadcasts will be sent correctly. 10973 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10974 ps.setInstalled(true, user.getIdentifier()); 10975 } 10976 } else { 10977 // This is a system app, so we assume that the 10978 // other users still have this package installed, so all 10979 // we need to do is clear this user's data and save that 10980 // it is uninstalled. 10981 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10982 removeUser = user.getIdentifier(); 10983 appId = ps.appId; 10984 mSettings.writePackageRestrictionsLPr(removeUser); 10985 } 10986 } 10987 } 10988 10989 if (removeUser >= 0) { 10990 // From above, we determined that we are deleting this only 10991 // for a single user. Continue the work here. 10992 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10993 if (outInfo != null) { 10994 outInfo.removedPackage = packageName; 10995 outInfo.removedAppId = appId; 10996 outInfo.removedUsers = new int[] {removeUser}; 10997 } 10998 mInstaller.clearUserData(packageName, removeUser); 10999 removeKeystoreDataIfNeeded(removeUser, appId); 11000 schedulePackageCleaning(packageName, removeUser, false); 11001 return true; 11002 } 11003 11004 if (dataOnly) { 11005 // Delete application data first 11006 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 11007 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 11008 return true; 11009 } 11010 11011 boolean ret = false; 11012 if (isSystemApp(ps)) { 11013 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 11014 // When an updated system application is deleted we delete the existing resources as well and 11015 // fall back to existing code in system partition 11016 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 11017 flags, outInfo, writeSettings); 11018 } else { 11019 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 11020 // Kill application pre-emptively especially for apps on sd. 11021 killApplication(packageName, ps.appId, "uninstall pkg"); 11022 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 11023 allUserHandles, perUserInstalled, 11024 outInfo, writeSettings); 11025 } 11026 11027 return ret; 11028 } 11029 11030 private final class ClearStorageConnection implements ServiceConnection { 11031 IMediaContainerService mContainerService; 11032 11033 @Override 11034 public void onServiceConnected(ComponentName name, IBinder service) { 11035 synchronized (this) { 11036 mContainerService = IMediaContainerService.Stub.asInterface(service); 11037 notifyAll(); 11038 } 11039 } 11040 11041 @Override 11042 public void onServiceDisconnected(ComponentName name) { 11043 } 11044 } 11045 11046 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 11047 final boolean mounted; 11048 if (Environment.isExternalStorageEmulated()) { 11049 mounted = true; 11050 } else { 11051 final String status = Environment.getExternalStorageState(); 11052 11053 mounted = status.equals(Environment.MEDIA_MOUNTED) 11054 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 11055 } 11056 11057 if (!mounted) { 11058 return; 11059 } 11060 11061 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 11062 int[] users; 11063 if (userId == UserHandle.USER_ALL) { 11064 users = sUserManager.getUserIds(); 11065 } else { 11066 users = new int[] { userId }; 11067 } 11068 final ClearStorageConnection conn = new ClearStorageConnection(); 11069 if (mContext.bindServiceAsUser( 11070 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11071 try { 11072 for (int curUser : users) { 11073 long timeout = SystemClock.uptimeMillis() + 5000; 11074 synchronized (conn) { 11075 long now = SystemClock.uptimeMillis(); 11076 while (conn.mContainerService == null && now < timeout) { 11077 try { 11078 conn.wait(timeout - now); 11079 } catch (InterruptedException e) { 11080 } 11081 } 11082 } 11083 if (conn.mContainerService == null) { 11084 return; 11085 } 11086 11087 final UserEnvironment userEnv = new UserEnvironment(curUser); 11088 clearDirectory(conn.mContainerService, 11089 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11090 if (allData) { 11091 clearDirectory(conn.mContainerService, 11092 userEnv.buildExternalStorageAppDataDirs(packageName)); 11093 clearDirectory(conn.mContainerService, 11094 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11095 } 11096 } 11097 } finally { 11098 mContext.unbindService(conn); 11099 } 11100 } 11101 } 11102 11103 @Override 11104 public void clearApplicationUserData(final String packageName, 11105 final IPackageDataObserver observer, final int userId) { 11106 mContext.enforceCallingOrSelfPermission( 11107 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11108 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11109 // Queue up an async operation since the package deletion may take a little while. 11110 mHandler.post(new Runnable() { 11111 public void run() { 11112 mHandler.removeCallbacks(this); 11113 final boolean succeeded; 11114 synchronized (mInstallLock) { 11115 succeeded = clearApplicationUserDataLI(packageName, userId); 11116 } 11117 clearExternalStorageDataSync(packageName, userId, true); 11118 if (succeeded) { 11119 // invoke DeviceStorageMonitor's update method to clear any notifications 11120 DeviceStorageMonitorInternal 11121 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11122 if (dsm != null) { 11123 dsm.checkMemory(); 11124 } 11125 } 11126 if(observer != null) { 11127 try { 11128 observer.onRemoveCompleted(packageName, succeeded); 11129 } catch (RemoteException e) { 11130 Log.i(TAG, "Observer no longer exists."); 11131 } 11132 } //end if observer 11133 } //end run 11134 }); 11135 } 11136 11137 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11138 if (packageName == null) { 11139 Slog.w(TAG, "Attempt to delete null packageName."); 11140 return false; 11141 } 11142 PackageParser.Package p; 11143 boolean dataOnly = false; 11144 final int appId; 11145 synchronized (mPackages) { 11146 p = mPackages.get(packageName); 11147 if (p == null) { 11148 dataOnly = true; 11149 PackageSetting ps = mSettings.mPackages.get(packageName); 11150 if ((ps == null) || (ps.pkg == null)) { 11151 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11152 return false; 11153 } 11154 p = ps.pkg; 11155 } 11156 if (!dataOnly) { 11157 // need to check this only for fully installed applications 11158 if (p == null) { 11159 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11160 return false; 11161 } 11162 final ApplicationInfo applicationInfo = p.applicationInfo; 11163 if (applicationInfo == null) { 11164 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11165 return false; 11166 } 11167 } 11168 if (p != null && p.applicationInfo != null) { 11169 appId = p.applicationInfo.uid; 11170 } else { 11171 appId = -1; 11172 } 11173 } 11174 int retCode = mInstaller.clearUserData(packageName, userId); 11175 if (retCode < 0) { 11176 Slog.w(TAG, "Couldn't remove cache files for package: " 11177 + packageName); 11178 return false; 11179 } 11180 removeKeystoreDataIfNeeded(userId, appId); 11181 return true; 11182 } 11183 11184 /** 11185 * Remove entries from the keystore daemon. Will only remove it if the 11186 * {@code appId} is valid. 11187 */ 11188 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11189 if (appId < 0) { 11190 return; 11191 } 11192 11193 final KeyStore keyStore = KeyStore.getInstance(); 11194 if (keyStore != null) { 11195 if (userId == UserHandle.USER_ALL) { 11196 for (final int individual : sUserManager.getUserIds()) { 11197 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11198 } 11199 } else { 11200 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11201 } 11202 } else { 11203 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11204 } 11205 } 11206 11207 @Override 11208 public void deleteApplicationCacheFiles(final String packageName, 11209 final IPackageDataObserver observer) { 11210 mContext.enforceCallingOrSelfPermission( 11211 android.Manifest.permission.DELETE_CACHE_FILES, null); 11212 // Queue up an async operation since the package deletion may take a little while. 11213 final int userId = UserHandle.getCallingUserId(); 11214 mHandler.post(new Runnable() { 11215 public void run() { 11216 mHandler.removeCallbacks(this); 11217 final boolean succeded; 11218 synchronized (mInstallLock) { 11219 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11220 } 11221 clearExternalStorageDataSync(packageName, userId, false); 11222 if(observer != null) { 11223 try { 11224 observer.onRemoveCompleted(packageName, succeded); 11225 } catch (RemoteException e) { 11226 Log.i(TAG, "Observer no longer exists."); 11227 } 11228 } //end if observer 11229 } //end run 11230 }); 11231 } 11232 11233 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11234 if (packageName == null) { 11235 Slog.w(TAG, "Attempt to delete null packageName."); 11236 return false; 11237 } 11238 PackageParser.Package p; 11239 synchronized (mPackages) { 11240 p = mPackages.get(packageName); 11241 } 11242 if (p == null) { 11243 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11244 return false; 11245 } 11246 final ApplicationInfo applicationInfo = p.applicationInfo; 11247 if (applicationInfo == null) { 11248 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11249 return false; 11250 } 11251 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11252 if (retCode < 0) { 11253 Slog.w(TAG, "Couldn't remove cache files for package: " 11254 + packageName + " u" + userId); 11255 return false; 11256 } 11257 return true; 11258 } 11259 11260 @Override 11261 public void getPackageSizeInfo(final String packageName, int userHandle, 11262 final IPackageStatsObserver observer) { 11263 mContext.enforceCallingOrSelfPermission( 11264 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11265 if (packageName == null) { 11266 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11267 } 11268 11269 PackageStats stats = new PackageStats(packageName, userHandle); 11270 11271 /* 11272 * Queue up an async operation since the package measurement may take a 11273 * little while. 11274 */ 11275 Message msg = mHandler.obtainMessage(INIT_COPY); 11276 msg.obj = new MeasureParams(stats, observer); 11277 mHandler.sendMessage(msg); 11278 } 11279 11280 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11281 PackageStats pStats) { 11282 if (packageName == null) { 11283 Slog.w(TAG, "Attempt to get size of null packageName."); 11284 return false; 11285 } 11286 PackageParser.Package p; 11287 boolean dataOnly = false; 11288 String libDirRoot = null; 11289 String asecPath = null; 11290 PackageSetting ps = null; 11291 synchronized (mPackages) { 11292 p = mPackages.get(packageName); 11293 ps = mSettings.mPackages.get(packageName); 11294 if(p == null) { 11295 dataOnly = true; 11296 if((ps == null) || (ps.pkg == null)) { 11297 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11298 return false; 11299 } 11300 p = ps.pkg; 11301 } 11302 if (ps != null) { 11303 libDirRoot = ps.legacyNativeLibraryPathString; 11304 } 11305 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11306 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 11307 if (secureContainerId != null) { 11308 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11309 } 11310 } 11311 } 11312 String publicSrcDir = null; 11313 if(!dataOnly) { 11314 final ApplicationInfo applicationInfo = p.applicationInfo; 11315 if (applicationInfo == null) { 11316 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11317 return false; 11318 } 11319 if (isForwardLocked(p)) { 11320 publicSrcDir = applicationInfo.getBaseResourcePath(); 11321 } 11322 } 11323 // TODO: extend to measure size of split APKs 11324 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 11325 // not just the first level. 11326 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 11327 // just the primary. 11328 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirRoot, 11329 publicSrcDir, asecPath, getAppDexInstructionSets(ps), 11330 pStats); 11331 if (res < 0) { 11332 return false; 11333 } 11334 11335 // Fix-up for forward-locked applications in ASEC containers. 11336 if (!isExternal(p)) { 11337 pStats.codeSize += pStats.externalCodeSize; 11338 pStats.externalCodeSize = 0L; 11339 } 11340 11341 return true; 11342 } 11343 11344 11345 @Override 11346 public void addPackageToPreferred(String packageName) { 11347 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11348 } 11349 11350 @Override 11351 public void removePackageFromPreferred(String packageName) { 11352 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11353 } 11354 11355 @Override 11356 public List<PackageInfo> getPreferredPackages(int flags) { 11357 return new ArrayList<PackageInfo>(); 11358 } 11359 11360 private int getUidTargetSdkVersionLockedLPr(int uid) { 11361 Object obj = mSettings.getUserIdLPr(uid); 11362 if (obj instanceof SharedUserSetting) { 11363 final SharedUserSetting sus = (SharedUserSetting) obj; 11364 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11365 final Iterator<PackageSetting> it = sus.packages.iterator(); 11366 while (it.hasNext()) { 11367 final PackageSetting ps = it.next(); 11368 if (ps.pkg != null) { 11369 int v = ps.pkg.applicationInfo.targetSdkVersion; 11370 if (v < vers) vers = v; 11371 } 11372 } 11373 return vers; 11374 } else if (obj instanceof PackageSetting) { 11375 final PackageSetting ps = (PackageSetting) obj; 11376 if (ps.pkg != null) { 11377 return ps.pkg.applicationInfo.targetSdkVersion; 11378 } 11379 } 11380 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11381 } 11382 11383 @Override 11384 public void addPreferredActivity(IntentFilter filter, int match, 11385 ComponentName[] set, ComponentName activity, int userId) { 11386 addPreferredActivityInternal(filter, match, set, activity, true, userId); 11387 } 11388 11389 private void addPreferredActivityInternal(IntentFilter filter, int match, 11390 ComponentName[] set, ComponentName activity, boolean always, int userId) { 11391 // writer 11392 int callingUid = Binder.getCallingUid(); 11393 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11394 if (filter.countActions() == 0) { 11395 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11396 return; 11397 } 11398 synchronized (mPackages) { 11399 if (mContext.checkCallingOrSelfPermission( 11400 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11401 != PackageManager.PERMISSION_GRANTED) { 11402 if (getUidTargetSdkVersionLockedLPr(callingUid) 11403 < Build.VERSION_CODES.FROYO) { 11404 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11405 + callingUid); 11406 return; 11407 } 11408 mContext.enforceCallingOrSelfPermission( 11409 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11410 } 11411 11412 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 11413 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11414 mSettings.editPreferredActivitiesLPw(userId).addFilter( 11415 new PreferredActivity(filter, match, set, activity, always)); 11416 mSettings.writePackageRestrictionsLPr(userId); 11417 } 11418 } 11419 11420 @Override 11421 public void replacePreferredActivity(IntentFilter filter, int match, 11422 ComponentName[] set, ComponentName activity) { 11423 if (filter.countActions() != 1) { 11424 throw new IllegalArgumentException( 11425 "replacePreferredActivity expects filter to have only 1 action."); 11426 } 11427 if (filter.countDataAuthorities() != 0 11428 || filter.countDataPaths() != 0 11429 || filter.countDataSchemes() > 1 11430 || filter.countDataTypes() != 0) { 11431 throw new IllegalArgumentException( 11432 "replacePreferredActivity expects filter to have no data authorities, " + 11433 "paths, or types; and at most one scheme."); 11434 } 11435 synchronized (mPackages) { 11436 if (mContext.checkCallingOrSelfPermission( 11437 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11438 != PackageManager.PERMISSION_GRANTED) { 11439 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11440 < Build.VERSION_CODES.FROYO) { 11441 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11442 + Binder.getCallingUid()); 11443 return; 11444 } 11445 mContext.enforceCallingOrSelfPermission( 11446 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11447 } 11448 11449 final int callingUserId = UserHandle.getCallingUserId(); 11450 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 11451 if (pir != null) { 11452 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 11453 if (filter.countDataSchemes() == 1) { 11454 Uri.Builder builder = new Uri.Builder(); 11455 builder.scheme(filter.getDataScheme(0)); 11456 intent.setData(builder.build()); 11457 } 11458 List<PreferredActivity> matches = pir.queryIntent( 11459 intent, null, true, callingUserId); 11460 if (DEBUG_PREFERRED) { 11461 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 11462 } 11463 for (int i = 0; i < matches.size(); i++) { 11464 PreferredActivity pa = matches.get(i); 11465 if (DEBUG_PREFERRED) { 11466 Slog.i(TAG, "Removing preferred activity " 11467 + pa.mPref.mComponent + ":"); 11468 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11469 } 11470 pir.removeFilter(pa); 11471 } 11472 } 11473 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 11474 } 11475 } 11476 11477 @Override 11478 public void clearPackagePreferredActivities(String packageName) { 11479 final int uid = Binder.getCallingUid(); 11480 // writer 11481 synchronized (mPackages) { 11482 PackageParser.Package pkg = mPackages.get(packageName); 11483 if (pkg == null || pkg.applicationInfo.uid != uid) { 11484 if (mContext.checkCallingOrSelfPermission( 11485 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11486 != PackageManager.PERMISSION_GRANTED) { 11487 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11488 < Build.VERSION_CODES.FROYO) { 11489 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11490 + Binder.getCallingUid()); 11491 return; 11492 } 11493 mContext.enforceCallingOrSelfPermission( 11494 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11495 } 11496 } 11497 11498 int user = UserHandle.getCallingUserId(); 11499 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11500 mSettings.writePackageRestrictionsLPr(user); 11501 scheduleWriteSettingsLocked(); 11502 } 11503 } 11504 } 11505 11506 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11507 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11508 ArrayList<PreferredActivity> removed = null; 11509 boolean changed = false; 11510 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11511 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11512 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11513 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11514 continue; 11515 } 11516 Iterator<PreferredActivity> it = pir.filterIterator(); 11517 while (it.hasNext()) { 11518 PreferredActivity pa = it.next(); 11519 // Mark entry for removal only if it matches the package name 11520 // and the entry is of type "always". 11521 if (packageName == null || 11522 (pa.mPref.mComponent.getPackageName().equals(packageName) 11523 && pa.mPref.mAlways)) { 11524 if (removed == null) { 11525 removed = new ArrayList<PreferredActivity>(); 11526 } 11527 removed.add(pa); 11528 } 11529 } 11530 if (removed != null) { 11531 for (int j=0; j<removed.size(); j++) { 11532 PreferredActivity pa = removed.get(j); 11533 pir.removeFilter(pa); 11534 } 11535 changed = true; 11536 } 11537 } 11538 return changed; 11539 } 11540 11541 @Override 11542 public void resetPreferredActivities(int userId) { 11543 mContext.enforceCallingOrSelfPermission( 11544 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11545 // writer 11546 synchronized (mPackages) { 11547 int user = UserHandle.getCallingUserId(); 11548 clearPackagePreferredActivitiesLPw(null, user); 11549 mSettings.readDefaultPreferredAppsLPw(this, user); 11550 mSettings.writePackageRestrictionsLPr(user); 11551 scheduleWriteSettingsLocked(); 11552 } 11553 } 11554 11555 @Override 11556 public int getPreferredActivities(List<IntentFilter> outFilters, 11557 List<ComponentName> outActivities, String packageName) { 11558 11559 int num = 0; 11560 final int userId = UserHandle.getCallingUserId(); 11561 // reader 11562 synchronized (mPackages) { 11563 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11564 if (pir != null) { 11565 final Iterator<PreferredActivity> it = pir.filterIterator(); 11566 while (it.hasNext()) { 11567 final PreferredActivity pa = it.next(); 11568 if (packageName == null 11569 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11570 && pa.mPref.mAlways)) { 11571 if (outFilters != null) { 11572 outFilters.add(new IntentFilter(pa)); 11573 } 11574 if (outActivities != null) { 11575 outActivities.add(pa.mPref.mComponent); 11576 } 11577 } 11578 } 11579 } 11580 } 11581 11582 return num; 11583 } 11584 11585 @Override 11586 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11587 int userId) { 11588 int callingUid = Binder.getCallingUid(); 11589 if (callingUid != Process.SYSTEM_UID) { 11590 throw new SecurityException( 11591 "addPersistentPreferredActivity can only be run by the system"); 11592 } 11593 if (filter.countActions() == 0) { 11594 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11595 return; 11596 } 11597 synchronized (mPackages) { 11598 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11599 " :"); 11600 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11601 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11602 new PersistentPreferredActivity(filter, activity)); 11603 mSettings.writePackageRestrictionsLPr(userId); 11604 } 11605 } 11606 11607 @Override 11608 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11609 int callingUid = Binder.getCallingUid(); 11610 if (callingUid != Process.SYSTEM_UID) { 11611 throw new SecurityException( 11612 "clearPackagePersistentPreferredActivities can only be run by the system"); 11613 } 11614 ArrayList<PersistentPreferredActivity> removed = null; 11615 boolean changed = false; 11616 synchronized (mPackages) { 11617 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11618 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11619 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11620 .valueAt(i); 11621 if (userId != thisUserId) { 11622 continue; 11623 } 11624 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11625 while (it.hasNext()) { 11626 PersistentPreferredActivity ppa = it.next(); 11627 // Mark entry for removal only if it matches the package name. 11628 if (ppa.mComponent.getPackageName().equals(packageName)) { 11629 if (removed == null) { 11630 removed = new ArrayList<PersistentPreferredActivity>(); 11631 } 11632 removed.add(ppa); 11633 } 11634 } 11635 if (removed != null) { 11636 for (int j=0; j<removed.size(); j++) { 11637 PersistentPreferredActivity ppa = removed.get(j); 11638 ppir.removeFilter(ppa); 11639 } 11640 changed = true; 11641 } 11642 } 11643 11644 if (changed) { 11645 mSettings.writePackageRestrictionsLPr(userId); 11646 } 11647 } 11648 } 11649 11650 @Override 11651 public void addCrossProfileIntentFilter(IntentFilter intentFilter, int sourceUserId, 11652 int targetUserId, int flags) { 11653 mContext.enforceCallingOrSelfPermission( 11654 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11655 if (intentFilter.countActions() == 0) { 11656 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11657 return; 11658 } 11659 synchronized (mPackages) { 11660 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11661 targetUserId, flags); 11662 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11663 mSettings.writePackageRestrictionsLPr(sourceUserId); 11664 } 11665 } 11666 11667 public void addCrossProfileIntentsForPackage(String packageName, 11668 int sourceUserId, int targetUserId) { 11669 mContext.enforceCallingOrSelfPermission( 11670 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11671 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11672 mSettings.writePackageRestrictionsLPr(sourceUserId); 11673 } 11674 11675 public void removeCrossProfileIntentsForPackage(String packageName, 11676 int sourceUserId, int targetUserId) { 11677 mContext.enforceCallingOrSelfPermission( 11678 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11679 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11680 mSettings.writePackageRestrictionsLPr(sourceUserId); 11681 } 11682 11683 @Override 11684 public void clearCrossProfileIntentFilters(int sourceUserId) { 11685 mContext.enforceCallingOrSelfPermission( 11686 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11687 synchronized (mPackages) { 11688 CrossProfileIntentResolver resolver = 11689 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11690 HashSet<CrossProfileIntentFilter> set = 11691 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11692 for (CrossProfileIntentFilter filter : set) { 11693 if ((filter.getFlags() & PackageManager.SET_BY_PROFILE_OWNER) != 0) { 11694 resolver.removeFilter(filter); 11695 } 11696 } 11697 mSettings.writePackageRestrictionsLPr(sourceUserId); 11698 } 11699 } 11700 11701 @Override 11702 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11703 Intent intent = new Intent(Intent.ACTION_MAIN); 11704 intent.addCategory(Intent.CATEGORY_HOME); 11705 11706 final int callingUserId = UserHandle.getCallingUserId(); 11707 List<ResolveInfo> list = queryIntentActivities(intent, null, 11708 PackageManager.GET_META_DATA, callingUserId); 11709 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11710 true, false, false, callingUserId); 11711 11712 allHomeCandidates.clear(); 11713 if (list != null) { 11714 for (ResolveInfo ri : list) { 11715 allHomeCandidates.add(ri); 11716 } 11717 } 11718 return (preferred == null || preferred.activityInfo == null) 11719 ? null 11720 : new ComponentName(preferred.activityInfo.packageName, 11721 preferred.activityInfo.name); 11722 } 11723 11724 @Override 11725 public void setApplicationEnabledSetting(String appPackageName, 11726 int newState, int flags, int userId, String callingPackage) { 11727 if (!sUserManager.exists(userId)) return; 11728 if (callingPackage == null) { 11729 callingPackage = Integer.toString(Binder.getCallingUid()); 11730 } 11731 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11732 } 11733 11734 @Override 11735 public void setComponentEnabledSetting(ComponentName componentName, 11736 int newState, int flags, int userId) { 11737 if (!sUserManager.exists(userId)) return; 11738 setEnabledSetting(componentName.getPackageName(), 11739 componentName.getClassName(), newState, flags, userId, null); 11740 } 11741 11742 private void setEnabledSetting(final String packageName, String className, int newState, 11743 final int flags, int userId, String callingPackage) { 11744 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11745 || newState == COMPONENT_ENABLED_STATE_ENABLED 11746 || newState == COMPONENT_ENABLED_STATE_DISABLED 11747 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11748 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11749 throw new IllegalArgumentException("Invalid new component state: " 11750 + newState); 11751 } 11752 PackageSetting pkgSetting; 11753 final int uid = Binder.getCallingUid(); 11754 final int permission = mContext.checkCallingOrSelfPermission( 11755 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11756 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11757 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11758 boolean sendNow = false; 11759 boolean isApp = (className == null); 11760 String componentName = isApp ? packageName : className; 11761 int packageUid = -1; 11762 ArrayList<String> components; 11763 11764 // writer 11765 synchronized (mPackages) { 11766 pkgSetting = mSettings.mPackages.get(packageName); 11767 if (pkgSetting == null) { 11768 if (className == null) { 11769 throw new IllegalArgumentException( 11770 "Unknown package: " + packageName); 11771 } 11772 throw new IllegalArgumentException( 11773 "Unknown component: " + packageName 11774 + "/" + className); 11775 } 11776 // Allow root and verify that userId is not being specified by a different user 11777 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11778 throw new SecurityException( 11779 "Permission Denial: attempt to change component state from pid=" 11780 + Binder.getCallingPid() 11781 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11782 } 11783 if (className == null) { 11784 // We're dealing with an application/package level state change 11785 if (pkgSetting.getEnabled(userId) == newState) { 11786 // Nothing to do 11787 return; 11788 } 11789 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11790 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11791 // Don't care about who enables an app. 11792 callingPackage = null; 11793 } 11794 pkgSetting.setEnabled(newState, userId, callingPackage); 11795 // pkgSetting.pkg.mSetEnabled = newState; 11796 } else { 11797 // We're dealing with a component level state change 11798 // First, verify that this is a valid class name. 11799 PackageParser.Package pkg = pkgSetting.pkg; 11800 if (pkg == null || !pkg.hasComponentClassName(className)) { 11801 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11802 throw new IllegalArgumentException("Component class " + className 11803 + " does not exist in " + packageName); 11804 } else { 11805 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11806 + className + " does not exist in " + packageName); 11807 } 11808 } 11809 switch (newState) { 11810 case COMPONENT_ENABLED_STATE_ENABLED: 11811 if (!pkgSetting.enableComponentLPw(className, userId)) { 11812 return; 11813 } 11814 break; 11815 case COMPONENT_ENABLED_STATE_DISABLED: 11816 if (!pkgSetting.disableComponentLPw(className, userId)) { 11817 return; 11818 } 11819 break; 11820 case COMPONENT_ENABLED_STATE_DEFAULT: 11821 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11822 return; 11823 } 11824 break; 11825 default: 11826 Slog.e(TAG, "Invalid new component state: " + newState); 11827 return; 11828 } 11829 } 11830 mSettings.writePackageRestrictionsLPr(userId); 11831 components = mPendingBroadcasts.get(userId, packageName); 11832 final boolean newPackage = components == null; 11833 if (newPackage) { 11834 components = new ArrayList<String>(); 11835 } 11836 if (!components.contains(componentName)) { 11837 components.add(componentName); 11838 } 11839 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11840 sendNow = true; 11841 // Purge entry from pending broadcast list if another one exists already 11842 // since we are sending one right away. 11843 mPendingBroadcasts.remove(userId, packageName); 11844 } else { 11845 if (newPackage) { 11846 mPendingBroadcasts.put(userId, packageName, components); 11847 } 11848 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11849 // Schedule a message 11850 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11851 } 11852 } 11853 } 11854 11855 long callingId = Binder.clearCallingIdentity(); 11856 try { 11857 if (sendNow) { 11858 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11859 sendPackageChangedBroadcast(packageName, 11860 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11861 } 11862 } finally { 11863 Binder.restoreCallingIdentity(callingId); 11864 } 11865 } 11866 11867 private void sendPackageChangedBroadcast(String packageName, 11868 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11869 if (DEBUG_INSTALL) 11870 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11871 + componentNames); 11872 Bundle extras = new Bundle(4); 11873 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11874 String nameList[] = new String[componentNames.size()]; 11875 componentNames.toArray(nameList); 11876 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11877 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11878 extras.putInt(Intent.EXTRA_UID, packageUid); 11879 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11880 new int[] {UserHandle.getUserId(packageUid)}); 11881 } 11882 11883 @Override 11884 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11885 if (!sUserManager.exists(userId)) return; 11886 final int uid = Binder.getCallingUid(); 11887 final int permission = mContext.checkCallingOrSelfPermission( 11888 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11889 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11890 enforceCrossUserPermission(uid, userId, true, "stop package"); 11891 // writer 11892 synchronized (mPackages) { 11893 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11894 uid, userId)) { 11895 scheduleWritePackageRestrictionsLocked(userId); 11896 } 11897 } 11898 } 11899 11900 @Override 11901 public String getInstallerPackageName(String packageName) { 11902 // reader 11903 synchronized (mPackages) { 11904 return mSettings.getInstallerPackageNameLPr(packageName); 11905 } 11906 } 11907 11908 @Override 11909 public int getApplicationEnabledSetting(String packageName, int userId) { 11910 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11911 int uid = Binder.getCallingUid(); 11912 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11913 // reader 11914 synchronized (mPackages) { 11915 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11916 } 11917 } 11918 11919 @Override 11920 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11921 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11922 int uid = Binder.getCallingUid(); 11923 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11924 // reader 11925 synchronized (mPackages) { 11926 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11927 } 11928 } 11929 11930 @Override 11931 public void enterSafeMode() { 11932 enforceSystemOrRoot("Only the system can request entering safe mode"); 11933 11934 if (!mSystemReady) { 11935 mSafeMode = true; 11936 } 11937 } 11938 11939 @Override 11940 public void systemReady() { 11941 mSystemReady = true; 11942 11943 // Read the compatibilty setting when the system is ready. 11944 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11945 mContext.getContentResolver(), 11946 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11947 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11948 if (DEBUG_SETTINGS) { 11949 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11950 } 11951 11952 synchronized (mPackages) { 11953 // Verify that all of the preferred activity components actually 11954 // exist. It is possible for applications to be updated and at 11955 // that point remove a previously declared activity component that 11956 // had been set as a preferred activity. We try to clean this up 11957 // the next time we encounter that preferred activity, but it is 11958 // possible for the user flow to never be able to return to that 11959 // situation so here we do a sanity check to make sure we haven't 11960 // left any junk around. 11961 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11962 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11963 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11964 removed.clear(); 11965 for (PreferredActivity pa : pir.filterSet()) { 11966 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11967 removed.add(pa); 11968 } 11969 } 11970 if (removed.size() > 0) { 11971 for (int r=0; r<removed.size(); r++) { 11972 PreferredActivity pa = removed.get(r); 11973 Slog.w(TAG, "Removing dangling preferred activity: " 11974 + pa.mPref.mComponent); 11975 pir.removeFilter(pa); 11976 } 11977 mSettings.writePackageRestrictionsLPr( 11978 mSettings.mPreferredActivities.keyAt(i)); 11979 } 11980 } 11981 } 11982 sUserManager.systemReady(); 11983 } 11984 11985 @Override 11986 public boolean isSafeMode() { 11987 return mSafeMode; 11988 } 11989 11990 @Override 11991 public boolean hasSystemUidErrors() { 11992 return mHasSystemUidErrors; 11993 } 11994 11995 static String arrayToString(int[] array) { 11996 StringBuffer buf = new StringBuffer(128); 11997 buf.append('['); 11998 if (array != null) { 11999 for (int i=0; i<array.length; i++) { 12000 if (i > 0) buf.append(", "); 12001 buf.append(array[i]); 12002 } 12003 } 12004 buf.append(']'); 12005 return buf.toString(); 12006 } 12007 12008 static class DumpState { 12009 public static final int DUMP_LIBS = 1 << 0; 12010 public static final int DUMP_FEATURES = 1 << 1; 12011 public static final int DUMP_RESOLVERS = 1 << 2; 12012 public static final int DUMP_PERMISSIONS = 1 << 3; 12013 public static final int DUMP_PACKAGES = 1 << 4; 12014 public static final int DUMP_SHARED_USERS = 1 << 5; 12015 public static final int DUMP_MESSAGES = 1 << 6; 12016 public static final int DUMP_PROVIDERS = 1 << 7; 12017 public static final int DUMP_VERIFIERS = 1 << 8; 12018 public static final int DUMP_PREFERRED = 1 << 9; 12019 public static final int DUMP_PREFERRED_XML = 1 << 10; 12020 public static final int DUMP_KEYSETS = 1 << 11; 12021 public static final int DUMP_VERSION = 1 << 12; 12022 public static final int DUMP_INSTALLS = 1 << 13; 12023 12024 public static final int OPTION_SHOW_FILTERS = 1 << 0; 12025 12026 private int mTypes; 12027 12028 private int mOptions; 12029 12030 private boolean mTitlePrinted; 12031 12032 private SharedUserSetting mSharedUser; 12033 12034 public boolean isDumping(int type) { 12035 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 12036 return true; 12037 } 12038 12039 return (mTypes & type) != 0; 12040 } 12041 12042 public void setDump(int type) { 12043 mTypes |= type; 12044 } 12045 12046 public boolean isOptionEnabled(int option) { 12047 return (mOptions & option) != 0; 12048 } 12049 12050 public void setOptionEnabled(int option) { 12051 mOptions |= option; 12052 } 12053 12054 public boolean onTitlePrinted() { 12055 final boolean printed = mTitlePrinted; 12056 mTitlePrinted = true; 12057 return printed; 12058 } 12059 12060 public boolean getTitlePrinted() { 12061 return mTitlePrinted; 12062 } 12063 12064 public void setTitlePrinted(boolean enabled) { 12065 mTitlePrinted = enabled; 12066 } 12067 12068 public SharedUserSetting getSharedUser() { 12069 return mSharedUser; 12070 } 12071 12072 public void setSharedUser(SharedUserSetting user) { 12073 mSharedUser = user; 12074 } 12075 } 12076 12077 @Override 12078 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12079 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12080 != PackageManager.PERMISSION_GRANTED) { 12081 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12082 + Binder.getCallingPid() 12083 + ", uid=" + Binder.getCallingUid() 12084 + " without permission " 12085 + android.Manifest.permission.DUMP); 12086 return; 12087 } 12088 12089 DumpState dumpState = new DumpState(); 12090 boolean fullPreferred = false; 12091 boolean checkin = false; 12092 12093 String packageName = null; 12094 12095 int opti = 0; 12096 while (opti < args.length) { 12097 String opt = args[opti]; 12098 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12099 break; 12100 } 12101 opti++; 12102 if ("-a".equals(opt)) { 12103 // Right now we only know how to print all. 12104 } else if ("-h".equals(opt)) { 12105 pw.println("Package manager dump options:"); 12106 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12107 pw.println(" --checkin: dump for a checkin"); 12108 pw.println(" -f: print details of intent filters"); 12109 pw.println(" -h: print this help"); 12110 pw.println(" cmd may be one of:"); 12111 pw.println(" l[ibraries]: list known shared libraries"); 12112 pw.println(" f[ibraries]: list device features"); 12113 pw.println(" k[eysets]: print known keysets"); 12114 pw.println(" r[esolvers]: dump intent resolvers"); 12115 pw.println(" perm[issions]: dump permissions"); 12116 pw.println(" pref[erred]: print preferred package settings"); 12117 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12118 pw.println(" prov[iders]: dump content providers"); 12119 pw.println(" p[ackages]: dump installed packages"); 12120 pw.println(" s[hared-users]: dump shared user IDs"); 12121 pw.println(" m[essages]: print collected runtime messages"); 12122 pw.println(" v[erifiers]: print package verifier info"); 12123 pw.println(" version: print database version info"); 12124 pw.println(" write: write current settings now"); 12125 pw.println(" <package.name>: info about given package"); 12126 pw.println(" installs: details about install sessions"); 12127 return; 12128 } else if ("--checkin".equals(opt)) { 12129 checkin = true; 12130 } else if ("-f".equals(opt)) { 12131 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12132 } else { 12133 pw.println("Unknown argument: " + opt + "; use -h for help"); 12134 } 12135 } 12136 12137 // Is the caller requesting to dump a particular piece of data? 12138 if (opti < args.length) { 12139 String cmd = args[opti]; 12140 opti++; 12141 // Is this a package name? 12142 if ("android".equals(cmd) || cmd.contains(".")) { 12143 packageName = cmd; 12144 // When dumping a single package, we always dump all of its 12145 // filter information since the amount of data will be reasonable. 12146 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12147 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12148 dumpState.setDump(DumpState.DUMP_LIBS); 12149 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12150 dumpState.setDump(DumpState.DUMP_FEATURES); 12151 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12152 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12153 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12154 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12155 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12156 dumpState.setDump(DumpState.DUMP_PREFERRED); 12157 } else if ("preferred-xml".equals(cmd)) { 12158 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12159 if (opti < args.length && "--full".equals(args[opti])) { 12160 fullPreferred = true; 12161 opti++; 12162 } 12163 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12164 dumpState.setDump(DumpState.DUMP_PACKAGES); 12165 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12166 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12167 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12168 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12169 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12170 dumpState.setDump(DumpState.DUMP_MESSAGES); 12171 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12172 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12173 } else if ("version".equals(cmd)) { 12174 dumpState.setDump(DumpState.DUMP_VERSION); 12175 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12176 dumpState.setDump(DumpState.DUMP_KEYSETS); 12177 } else if ("write".equals(cmd)) { 12178 synchronized (mPackages) { 12179 mSettings.writeLPr(); 12180 pw.println("Settings written."); 12181 return; 12182 } 12183 } else if ("installs".equals(cmd)) { 12184 dumpState.setDump(DumpState.DUMP_INSTALLS); 12185 } 12186 } 12187 12188 if (checkin) { 12189 pw.println("vers,1"); 12190 } 12191 12192 // reader 12193 synchronized (mPackages) { 12194 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12195 if (!checkin) { 12196 if (dumpState.onTitlePrinted()) 12197 pw.println(); 12198 pw.println("Database versions:"); 12199 pw.print(" SDK Version:"); 12200 pw.print(" internal="); 12201 pw.print(mSettings.mInternalSdkPlatform); 12202 pw.print(" external="); 12203 pw.println(mSettings.mExternalSdkPlatform); 12204 pw.print(" DB Version:"); 12205 pw.print(" internal="); 12206 pw.print(mSettings.mInternalDatabaseVersion); 12207 pw.print(" external="); 12208 pw.println(mSettings.mExternalDatabaseVersion); 12209 } 12210 } 12211 12212 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12213 if (!checkin) { 12214 if (dumpState.onTitlePrinted()) 12215 pw.println(); 12216 pw.println("Verifiers:"); 12217 pw.print(" Required: "); 12218 pw.print(mRequiredVerifierPackage); 12219 pw.print(" (uid="); 12220 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12221 pw.println(")"); 12222 } else if (mRequiredVerifierPackage != null) { 12223 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12224 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12225 } 12226 } 12227 12228 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12229 boolean printedHeader = false; 12230 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12231 while (it.hasNext()) { 12232 String name = it.next(); 12233 SharedLibraryEntry ent = mSharedLibraries.get(name); 12234 if (!checkin) { 12235 if (!printedHeader) { 12236 if (dumpState.onTitlePrinted()) 12237 pw.println(); 12238 pw.println("Libraries:"); 12239 printedHeader = true; 12240 } 12241 pw.print(" "); 12242 } else { 12243 pw.print("lib,"); 12244 } 12245 pw.print(name); 12246 if (!checkin) { 12247 pw.print(" -> "); 12248 } 12249 if (ent.path != null) { 12250 if (!checkin) { 12251 pw.print("(jar) "); 12252 pw.print(ent.path); 12253 } else { 12254 pw.print(",jar,"); 12255 pw.print(ent.path); 12256 } 12257 } else { 12258 if (!checkin) { 12259 pw.print("(apk) "); 12260 pw.print(ent.apk); 12261 } else { 12262 pw.print(",apk,"); 12263 pw.print(ent.apk); 12264 } 12265 } 12266 pw.println(); 12267 } 12268 } 12269 12270 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12271 if (dumpState.onTitlePrinted()) 12272 pw.println(); 12273 if (!checkin) { 12274 pw.println("Features:"); 12275 } 12276 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12277 while (it.hasNext()) { 12278 String name = it.next(); 12279 if (!checkin) { 12280 pw.print(" "); 12281 } else { 12282 pw.print("feat,"); 12283 } 12284 pw.println(name); 12285 } 12286 } 12287 12288 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12289 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12290 : "Activity Resolver Table:", " ", packageName, 12291 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12292 dumpState.setTitlePrinted(true); 12293 } 12294 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12295 : "Receiver Resolver Table:", " ", packageName, 12296 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12297 dumpState.setTitlePrinted(true); 12298 } 12299 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12300 : "Service Resolver Table:", " ", packageName, 12301 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12302 dumpState.setTitlePrinted(true); 12303 } 12304 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12305 : "Provider Resolver Table:", " ", packageName, 12306 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12307 dumpState.setTitlePrinted(true); 12308 } 12309 } 12310 12311 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12312 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12313 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12314 int user = mSettings.mPreferredActivities.keyAt(i); 12315 if (pir.dump(pw, 12316 dumpState.getTitlePrinted() 12317 ? "\nPreferred Activities User " + user + ":" 12318 : "Preferred Activities User " + user + ":", " ", 12319 packageName, true)) { 12320 dumpState.setTitlePrinted(true); 12321 } 12322 } 12323 } 12324 12325 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12326 pw.flush(); 12327 FileOutputStream fout = new FileOutputStream(fd); 12328 BufferedOutputStream str = new BufferedOutputStream(fout); 12329 XmlSerializer serializer = new FastXmlSerializer(); 12330 try { 12331 serializer.setOutput(str, "utf-8"); 12332 serializer.startDocument(null, true); 12333 serializer.setFeature( 12334 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12335 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12336 serializer.endDocument(); 12337 serializer.flush(); 12338 } catch (IllegalArgumentException e) { 12339 pw.println("Failed writing: " + e); 12340 } catch (IllegalStateException e) { 12341 pw.println("Failed writing: " + e); 12342 } catch (IOException e) { 12343 pw.println("Failed writing: " + e); 12344 } 12345 } 12346 12347 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12348 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12349 } 12350 12351 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12352 boolean printedSomething = false; 12353 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12354 if (packageName != null && !packageName.equals(p.info.packageName)) { 12355 continue; 12356 } 12357 if (!printedSomething) { 12358 if (dumpState.onTitlePrinted()) 12359 pw.println(); 12360 pw.println("Registered ContentProviders:"); 12361 printedSomething = true; 12362 } 12363 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12364 pw.print(" "); pw.println(p.toString()); 12365 } 12366 printedSomething = false; 12367 for (Map.Entry<String, PackageParser.Provider> entry : 12368 mProvidersByAuthority.entrySet()) { 12369 PackageParser.Provider p = entry.getValue(); 12370 if (packageName != null && !packageName.equals(p.info.packageName)) { 12371 continue; 12372 } 12373 if (!printedSomething) { 12374 if (dumpState.onTitlePrinted()) 12375 pw.println(); 12376 pw.println("ContentProvider Authorities:"); 12377 printedSomething = true; 12378 } 12379 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12380 pw.print(" "); pw.println(p.toString()); 12381 if (p.info != null && p.info.applicationInfo != null) { 12382 final String appInfo = p.info.applicationInfo.toString(); 12383 pw.print(" applicationInfo="); pw.println(appInfo); 12384 } 12385 } 12386 } 12387 12388 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12389 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 12390 } 12391 12392 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12393 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12394 } 12395 12396 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12397 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12398 } 12399 12400 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS)) { 12401 if (dumpState.onTitlePrinted()) pw.println(); 12402 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 12403 } 12404 12405 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12406 if (dumpState.onTitlePrinted()) pw.println(); 12407 mSettings.dumpReadMessagesLPr(pw, dumpState); 12408 12409 pw.println(); 12410 pw.println("Package warning messages:"); 12411 final File fname = getSettingsProblemFile(); 12412 FileInputStream in = null; 12413 try { 12414 in = new FileInputStream(fname); 12415 final int avail = in.available(); 12416 final byte[] data = new byte[avail]; 12417 in.read(data); 12418 pw.print(new String(data)); 12419 } catch (FileNotFoundException e) { 12420 } catch (IOException e) { 12421 } finally { 12422 if (in != null) { 12423 try { 12424 in.close(); 12425 } catch (IOException e) { 12426 } 12427 } 12428 } 12429 } 12430 } 12431 } 12432 12433 // ------- apps on sdcard specific code ------- 12434 static final boolean DEBUG_SD_INSTALL = false; 12435 12436 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12437 12438 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12439 12440 private boolean mMediaMounted = false; 12441 12442 private String getEncryptKey() { 12443 try { 12444 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12445 SD_ENCRYPTION_KEYSTORE_NAME); 12446 if (sdEncKey == null) { 12447 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12448 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12449 if (sdEncKey == null) { 12450 Slog.e(TAG, "Failed to create encryption keys"); 12451 return null; 12452 } 12453 } 12454 return sdEncKey; 12455 } catch (NoSuchAlgorithmException nsae) { 12456 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12457 return null; 12458 } catch (IOException ioe) { 12459 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12460 return null; 12461 } 12462 12463 } 12464 12465 /* package */static String getTempContainerId() { 12466 int tmpIdx = 1; 12467 String list[] = PackageHelper.getSecureContainerList(); 12468 if (list != null) { 12469 for (final String name : list) { 12470 // Ignore null and non-temporary container entries 12471 if (name == null || !name.startsWith(mTempContainerPrefix)) { 12472 continue; 12473 } 12474 12475 String subStr = name.substring(mTempContainerPrefix.length()); 12476 try { 12477 int cid = Integer.parseInt(subStr); 12478 if (cid >= tmpIdx) { 12479 tmpIdx = cid + 1; 12480 } 12481 } catch (NumberFormatException e) { 12482 } 12483 } 12484 } 12485 return mTempContainerPrefix + tmpIdx; 12486 } 12487 12488 /* 12489 * Update media status on PackageManager. 12490 */ 12491 @Override 12492 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12493 int callingUid = Binder.getCallingUid(); 12494 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12495 throw new SecurityException("Media status can only be updated by the system"); 12496 } 12497 // reader; this apparently protects mMediaMounted, but should probably 12498 // be a different lock in that case. 12499 synchronized (mPackages) { 12500 Log.i(TAG, "Updating external media status from " 12501 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12502 + (mediaStatus ? "mounted" : "unmounted")); 12503 if (DEBUG_SD_INSTALL) 12504 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12505 + ", mMediaMounted=" + mMediaMounted); 12506 if (mediaStatus == mMediaMounted) { 12507 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12508 : 0, -1); 12509 mHandler.sendMessage(msg); 12510 return; 12511 } 12512 mMediaMounted = mediaStatus; 12513 } 12514 // Queue up an async operation since the package installation may take a 12515 // little while. 12516 mHandler.post(new Runnable() { 12517 public void run() { 12518 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12519 } 12520 }); 12521 } 12522 12523 /** 12524 * Called by MountService when the initial ASECs to scan are available. 12525 * Should block until all the ASEC containers are finished being scanned. 12526 */ 12527 public void scanAvailableAsecs() { 12528 updateExternalMediaStatusInner(true, false, false); 12529 if (mShouldRestoreconData) { 12530 SELinuxMMAC.setRestoreconDone(); 12531 mShouldRestoreconData = false; 12532 } 12533 } 12534 12535 /* 12536 * Collect information of applications on external media, map them against 12537 * existing containers and update information based on current mount status. 12538 * Please note that we always have to report status if reportStatus has been 12539 * set to true especially when unloading packages. 12540 */ 12541 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12542 boolean externalStorage) { 12543 // Collection of uids 12544 int uidArr[] = null; 12545 // Collection of stale containers 12546 HashSet<String> removeCids = new HashSet<String>(); 12547 // Collection of packages on external media with valid containers. 12548 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 12549 // Get list of secure containers. 12550 final String list[] = PackageHelper.getSecureContainerList(); 12551 if (list == null || list.length == 0) { 12552 Log.i(TAG, "No secure containers on sdcard"); 12553 } else { 12554 // Process list of secure containers and categorize them 12555 // as active or stale based on their package internal state. 12556 int uidList[] = new int[list.length]; 12557 int num = 0; 12558 // reader 12559 synchronized (mPackages) { 12560 for (String cid : list) { 12561 if (DEBUG_SD_INSTALL) 12562 Log.i(TAG, "Processing container " + cid); 12563 String pkgName = getAsecPackageName(cid); 12564 if (pkgName == null) { 12565 if (DEBUG_SD_INSTALL) 12566 Log.i(TAG, "Container : " + cid + " stale"); 12567 removeCids.add(cid); 12568 continue; 12569 } 12570 if (DEBUG_SD_INSTALL) 12571 Log.i(TAG, "Looking for pkg : " + pkgName); 12572 12573 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12574 if (ps == null) { 12575 Log.i(TAG, "Deleting container with no matching settings " + cid); 12576 removeCids.add(cid); 12577 continue; 12578 } 12579 12580 /* 12581 * Skip packages that are not external if we're unmounting 12582 * external storage. 12583 */ 12584 if (externalStorage && !isMounted && !isExternal(ps)) { 12585 continue; 12586 } 12587 12588 final AsecInstallArgs args = new AsecInstallArgs(cid, 12589 getAppDexInstructionSets(ps), isForwardLocked(ps), isMultiArch(ps)); 12590 // The package status is changed only if the code path 12591 // matches between settings and the container id. 12592 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 12593 if (DEBUG_SD_INSTALL) { 12594 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12595 + " at code path: " + ps.codePathString); 12596 } 12597 12598 // We do have a valid package installed on sdcard 12599 processCids.put(args, ps.codePathString); 12600 final int uid = ps.appId; 12601 if (uid != -1) { 12602 uidList[num++] = uid; 12603 } 12604 } else { 12605 Log.i(TAG, "Deleting stale container for " + cid); 12606 removeCids.add(cid); 12607 } 12608 } 12609 } 12610 12611 if (num > 0) { 12612 // Sort uid list 12613 Arrays.sort(uidList, 0, num); 12614 // Throw away duplicates 12615 uidArr = new int[num]; 12616 uidArr[0] = uidList[0]; 12617 int di = 0; 12618 for (int i = 1; i < num; i++) { 12619 if (uidList[i - 1] != uidList[i]) { 12620 uidArr[di++] = uidList[i]; 12621 } 12622 } 12623 } 12624 } 12625 // Process packages with valid entries. 12626 if (isMounted) { 12627 if (DEBUG_SD_INSTALL) 12628 Log.i(TAG, "Loading packages"); 12629 loadMediaPackages(processCids, uidArr, removeCids); 12630 startCleaningPackages(); 12631 } else { 12632 if (DEBUG_SD_INSTALL) 12633 Log.i(TAG, "Unloading packages"); 12634 unloadMediaPackages(processCids, uidArr, reportStatus); 12635 } 12636 } 12637 12638 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12639 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12640 int size = pkgList.size(); 12641 if (size > 0) { 12642 // Send broadcasts here 12643 Bundle extras = new Bundle(); 12644 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12645 .toArray(new String[size])); 12646 if (uidArr != null) { 12647 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12648 } 12649 if (replacing) { 12650 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12651 } 12652 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12653 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12654 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12655 } 12656 } 12657 12658 /* 12659 * Look at potentially valid container ids from processCids If package 12660 * information doesn't match the one on record or package scanning fails, 12661 * the cid is added to list of removeCids. We currently don't delete stale 12662 * containers. 12663 */ 12664 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12665 HashSet<String> removeCids) { 12666 ArrayList<String> pkgList = new ArrayList<String>(); 12667 Set<AsecInstallArgs> keys = processCids.keySet(); 12668 boolean doGc = false; 12669 for (AsecInstallArgs args : keys) { 12670 String codePath = processCids.get(args); 12671 if (DEBUG_SD_INSTALL) 12672 Log.i(TAG, "Loading container : " + args.cid); 12673 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12674 try { 12675 // Make sure there are no container errors first. 12676 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12677 Slog.e(TAG, "Failed to mount cid : " + args.cid 12678 + " when installing from sdcard"); 12679 continue; 12680 } 12681 // Check code path here. 12682 if (codePath == null || !codePath.equals(args.getCodePath())) { 12683 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12684 + " does not match one in settings " + codePath); 12685 continue; 12686 } 12687 // Parse package 12688 int parseFlags = mDefParseFlags; 12689 if (args.isExternal()) { 12690 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12691 } 12692 if (args.isFwdLocked()) { 12693 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12694 } 12695 12696 doGc = true; 12697 synchronized (mInstallLock) { 12698 PackageParser.Package pkg = null; 12699 try { 12700 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null, null); 12701 } catch (PackageManagerException e) { 12702 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 12703 } 12704 // Scan the package 12705 if (pkg != null) { 12706 /* 12707 * TODO why is the lock being held? doPostInstall is 12708 * called in other places without the lock. This needs 12709 * to be straightened out. 12710 */ 12711 // writer 12712 synchronized (mPackages) { 12713 retCode = PackageManager.INSTALL_SUCCEEDED; 12714 pkgList.add(pkg.packageName); 12715 // Post process args 12716 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12717 pkg.applicationInfo.uid); 12718 } 12719 } else { 12720 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12721 } 12722 } 12723 12724 } finally { 12725 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12726 // Don't destroy container here. Wait till gc clears things 12727 // up. 12728 removeCids.add(args.cid); 12729 } 12730 } 12731 } 12732 // writer 12733 synchronized (mPackages) { 12734 // If the platform SDK has changed since the last time we booted, 12735 // we need to re-grant app permission to catch any new ones that 12736 // appear. This is really a hack, and means that apps can in some 12737 // cases get permissions that the user didn't initially explicitly 12738 // allow... it would be nice to have some better way to handle 12739 // this situation. 12740 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12741 if (regrantPermissions) 12742 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12743 + mSdkVersion + "; regranting permissions for external storage"); 12744 mSettings.mExternalSdkPlatform = mSdkVersion; 12745 12746 // Make sure group IDs have been assigned, and any permission 12747 // changes in other apps are accounted for 12748 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12749 | (regrantPermissions 12750 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12751 : 0)); 12752 12753 mSettings.updateExternalDatabaseVersion(); 12754 12755 // can downgrade to reader 12756 // Persist settings 12757 mSettings.writeLPr(); 12758 } 12759 // Send a broadcast to let everyone know we are done processing 12760 if (pkgList.size() > 0) { 12761 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12762 } 12763 // Force gc to avoid any stale parser references that we might have. 12764 if (doGc) { 12765 Runtime.getRuntime().gc(); 12766 } 12767 // List stale containers and destroy stale temporary containers. 12768 if (removeCids != null) { 12769 for (String cid : removeCids) { 12770 if (cid.startsWith(mTempContainerPrefix)) { 12771 Log.i(TAG, "Destroying stale temporary container " + cid); 12772 PackageHelper.destroySdDir(cid); 12773 } else { 12774 Log.w(TAG, "Container " + cid + " is stale"); 12775 } 12776 } 12777 } 12778 } 12779 12780 /* 12781 * Utility method to unload a list of specified containers 12782 */ 12783 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12784 // Just unmount all valid containers. 12785 for (AsecInstallArgs arg : cidArgs) { 12786 synchronized (mInstallLock) { 12787 arg.doPostDeleteLI(false); 12788 } 12789 } 12790 } 12791 12792 /* 12793 * Unload packages mounted on external media. This involves deleting package 12794 * data from internal structures, sending broadcasts about diabled packages, 12795 * gc'ing to free up references, unmounting all secure containers 12796 * corresponding to packages on external media, and posting a 12797 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12798 * that we always have to post this message if status has been requested no 12799 * matter what. 12800 */ 12801 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12802 final boolean reportStatus) { 12803 if (DEBUG_SD_INSTALL) 12804 Log.i(TAG, "unloading media packages"); 12805 ArrayList<String> pkgList = new ArrayList<String>(); 12806 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12807 final Set<AsecInstallArgs> keys = processCids.keySet(); 12808 for (AsecInstallArgs args : keys) { 12809 String pkgName = args.getPackageName(); 12810 if (DEBUG_SD_INSTALL) 12811 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12812 // Delete package internally 12813 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12814 synchronized (mInstallLock) { 12815 boolean res = deletePackageLI(pkgName, null, false, null, null, 12816 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12817 if (res) { 12818 pkgList.add(pkgName); 12819 } else { 12820 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12821 failedList.add(args); 12822 } 12823 } 12824 } 12825 12826 // reader 12827 synchronized (mPackages) { 12828 // We didn't update the settings after removing each package; 12829 // write them now for all packages. 12830 mSettings.writeLPr(); 12831 } 12832 12833 // We have to absolutely send UPDATED_MEDIA_STATUS only 12834 // after confirming that all the receivers processed the ordered 12835 // broadcast when packages get disabled, force a gc to clean things up. 12836 // and unload all the containers. 12837 if (pkgList.size() > 0) { 12838 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12839 new IIntentReceiver.Stub() { 12840 public void performReceive(Intent intent, int resultCode, String data, 12841 Bundle extras, boolean ordered, boolean sticky, 12842 int sendingUser) throws RemoteException { 12843 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12844 reportStatus ? 1 : 0, 1, keys); 12845 mHandler.sendMessage(msg); 12846 } 12847 }); 12848 } else { 12849 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12850 keys); 12851 mHandler.sendMessage(msg); 12852 } 12853 } 12854 12855 /** Binder call */ 12856 @Override 12857 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12858 final int flags) { 12859 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12860 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12861 int returnCode = PackageManager.MOVE_SUCCEEDED; 12862 int currFlags = 0; 12863 int newFlags = 0; 12864 // reader 12865 synchronized (mPackages) { 12866 PackageParser.Package pkg = mPackages.get(packageName); 12867 if (pkg == null) { 12868 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12869 } else { 12870 // Disable moving fwd locked apps and system packages 12871 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12872 Slog.w(TAG, "Cannot move system application"); 12873 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12874 } else if (pkg.mOperationPending) { 12875 Slog.w(TAG, "Attempt to move package which has pending operations"); 12876 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12877 } else { 12878 // Find install location first 12879 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12880 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12881 Slog.w(TAG, "Ambigous flags specified for move location."); 12882 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12883 } else { 12884 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 12885 : PackageManager.INSTALL_INTERNAL; 12886 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 12887 : PackageManager.INSTALL_INTERNAL; 12888 12889 if (newFlags == currFlags) { 12890 Slog.w(TAG, "No move required. Trying to move to same location"); 12891 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12892 } else { 12893 if (isForwardLocked(pkg)) { 12894 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12895 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12896 } 12897 } 12898 } 12899 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12900 pkg.mOperationPending = true; 12901 } 12902 } 12903 } 12904 12905 /* 12906 * TODO this next block probably shouldn't be inside the lock. We 12907 * can't guarantee these won't change after this is fired off 12908 * anyway. 12909 */ 12910 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12911 processPendingMove(new MoveParams(null, observer, 0, packageName, null, -1, user, false), 12912 returnCode); 12913 } else { 12914 Message msg = mHandler.obtainMessage(INIT_COPY); 12915 final String[] instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 12916 final boolean multiArch = isMultiArch(pkg.applicationInfo); 12917 InstallArgs srcArgs = createInstallArgsForExisting(currFlags, 12918 pkg.applicationInfo.getCodePath(), pkg.applicationInfo.getResourcePath(), 12919 pkg.applicationInfo.nativeLibraryRootDir, instructionSets, multiArch); 12920 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 12921 instructionSets, pkg.applicationInfo.uid, user, multiArch); 12922 msg.obj = mp; 12923 mHandler.sendMessage(msg); 12924 } 12925 } 12926 } 12927 12928 private void processPendingMove(final MoveParams mp, final int currentStatus) { 12929 // Queue up an async operation since the package deletion may take a 12930 // little while. 12931 mHandler.post(new Runnable() { 12932 public void run() { 12933 // TODO fix this; this does nothing. 12934 mHandler.removeCallbacks(this); 12935 int returnCode = currentStatus; 12936 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 12937 int uidArr[] = null; 12938 ArrayList<String> pkgList = null; 12939 synchronized (mPackages) { 12940 PackageParser.Package pkg = mPackages.get(mp.packageName); 12941 if (pkg == null) { 12942 Slog.w(TAG, " Package " + mp.packageName 12943 + " doesn't exist. Aborting move"); 12944 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12945 } else if (!mp.srcArgs.getCodePath().equals( 12946 pkg.applicationInfo.getCodePath())) { 12947 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 12948 + mp.srcArgs.getCodePath() + " to " 12949 + pkg.applicationInfo.getCodePath() 12950 + " Aborting move and returning error"); 12951 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12952 } else { 12953 uidArr = new int[] { 12954 pkg.applicationInfo.uid 12955 }; 12956 pkgList = new ArrayList<String>(); 12957 pkgList.add(mp.packageName); 12958 } 12959 } 12960 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12961 // Send resources unavailable broadcast 12962 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 12963 // Update package code and resource paths 12964 synchronized (mInstallLock) { 12965 synchronized (mPackages) { 12966 PackageParser.Package pkg = mPackages.get(mp.packageName); 12967 // Recheck for package again. 12968 if (pkg == null) { 12969 Slog.w(TAG, " Package " + mp.packageName 12970 + " doesn't exist. Aborting move"); 12971 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12972 } else if (!mp.srcArgs.getCodePath().equals( 12973 pkg.applicationInfo.getCodePath())) { 12974 Slog.w(TAG, "Package " + mp.packageName 12975 + " code path changed from " + mp.srcArgs.getCodePath() 12976 + " to " + pkg.applicationInfo.getCodePath() 12977 + " Aborting move and returning error"); 12978 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12979 } else { 12980 final String oldCodePath = pkg.codePath; 12981 final String newCodePath = mp.targetArgs.getCodePath(); 12982 final String newResPath = mp.targetArgs.getResourcePath(); 12983 // TODO: This assumes the new style of installation. 12984 // should we look at legacyNativeLibraryPath ? 12985 final String newNativeRoot = new File(pkg.codePath, LIB_DIR_NAME).getAbsolutePath(); 12986 final File newNativeDir = new File(newNativeRoot); 12987 12988 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 12989 // TODO(multiArch): Fix this so that it looks at the existing 12990 // recorded CPU abis from the package. There's no need for a separate 12991 // round of ABI scanning here. 12992 NativeLibraryHelper.Handle handle = null; 12993 try { 12994 handle = NativeLibraryHelper.Handle.create( 12995 new File(newCodePath)); 12996 final int abi = NativeLibraryHelper.findSupportedAbi( 12997 handle, Build.SUPPORTED_ABIS); 12998 if (abi >= 0) { 12999 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 13000 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 13001 } 13002 } catch (IOException ioe) { 13003 Slog.w(TAG, "Unable to extract native libs for package :" 13004 + mp.packageName, ioe); 13005 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 13006 } finally { 13007 IoUtils.closeQuietly(handle); 13008 } 13009 } 13010 13011 final int[] users = sUserManager.getUserIds(); 13012 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13013 for (int user : users) { 13014 // TODO(multiArch): Fix this so that it links to the 13015 // correct directory. We're currently pointing to root. but we 13016 // must point to the arch specific subdirectory (if applicable). 13017 // 13018 // TODO(multiArch): Bogus reference to nativeLibraryDir. 13019 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 13020 newNativeRoot, user) < 0) { 13021 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 13022 } 13023 } 13024 } 13025 13026 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13027 pkg.codePath = newCodePath; 13028 pkg.baseCodePath = newCodePath; 13029 // Move dex files around 13030 if (moveDexFilesLI(oldCodePath, pkg) != PackageManager.INSTALL_SUCCEEDED) { 13031 // Moving of dex files failed. Set 13032 // error code and abort move. 13033 pkg.codePath = oldCodePath; 13034 pkg.baseCodePath = oldCodePath; 13035 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 13036 } 13037 } 13038 13039 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 13040 pkg.applicationInfo.setCodePath(newCodePath); 13041 pkg.applicationInfo.setBaseCodePath(newCodePath); 13042 pkg.applicationInfo.setSplitCodePaths(null); 13043 pkg.applicationInfo.setResourcePath(newResPath); 13044 pkg.applicationInfo.setBaseResourcePath(newResPath); 13045 pkg.applicationInfo.setSplitResourcePaths(null); 13046 13047 PackageSetting ps = (PackageSetting) pkg.mExtras; 13048 ps.codePath = new File(pkg.applicationInfo.getCodePath()); 13049 ps.codePathString = ps.codePath.getPath(); 13050 ps.resourcePath = new File(pkg.applicationInfo.getResourcePath()); 13051 ps.resourcePathString = ps.resourcePath.getPath(); 13052 13053 // Note that we don't have to recalculate the primary and secondary 13054 // CPU ABIs because they must already have been calculated during the 13055 // initial install of the app. 13056 ps.legacyNativeLibraryPathString = null; 13057 13058 // Set the application info flag 13059 // correctly. 13060 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 13061 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13062 } else { 13063 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 13064 } 13065 ps.setFlags(pkg.applicationInfo.flags); 13066 mAppDirs.remove(oldCodePath); 13067 mAppDirs.put(newCodePath, pkg); 13068 // Persist settings 13069 mSettings.writeLPr(); 13070 } 13071 } 13072 } 13073 } 13074 // Send resources available broadcast 13075 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 13076 } 13077 } 13078 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 13079 // Clean up failed installation 13080 if (mp.targetArgs != null) { 13081 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 13082 -1); 13083 } 13084 } else { 13085 // Force a gc to clear things up. 13086 Runtime.getRuntime().gc(); 13087 // Delete older code 13088 synchronized (mInstallLock) { 13089 mp.srcArgs.doPostDeleteLI(true); 13090 } 13091 } 13092 13093 // Allow more operations on this file if we didn't fail because 13094 // an operation was already pending for this package. 13095 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 13096 synchronized (mPackages) { 13097 PackageParser.Package pkg = mPackages.get(mp.packageName); 13098 if (pkg != null) { 13099 pkg.mOperationPending = false; 13100 } 13101 } 13102 } 13103 13104 IPackageMoveObserver observer = mp.observer; 13105 if (observer != null) { 13106 try { 13107 observer.packageMoved(mp.packageName, returnCode); 13108 } catch (RemoteException e) { 13109 Log.i(TAG, "Observer no longer exists."); 13110 } 13111 } 13112 } 13113 }); 13114 } 13115 13116 @Override 13117 public boolean setInstallLocation(int loc) { 13118 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 13119 null); 13120 if (getInstallLocation() == loc) { 13121 return true; 13122 } 13123 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 13124 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 13125 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 13126 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 13127 return true; 13128 } 13129 return false; 13130 } 13131 13132 @Override 13133 public int getInstallLocation() { 13134 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13135 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 13136 PackageHelper.APP_INSTALL_AUTO); 13137 } 13138 13139 /** Called by UserManagerService */ 13140 void cleanUpUserLILPw(int userHandle) { 13141 mDirtyUsers.remove(userHandle); 13142 mSettings.removeUserLPw(userHandle); 13143 mPendingBroadcasts.remove(userHandle); 13144 if (mInstaller != null) { 13145 // Technically, we shouldn't be doing this with the package lock 13146 // held. However, this is very rare, and there is already so much 13147 // other disk I/O going on, that we'll let it slide for now. 13148 mInstaller.removeUserDataDirs(userHandle); 13149 } 13150 mUserNeedsBadging.delete(userHandle); 13151 } 13152 13153 /** Called by UserManagerService */ 13154 void createNewUserLILPw(int userHandle, File path) { 13155 if (mInstaller != null) { 13156 mInstaller.createUserConfig(userHandle); 13157 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13158 } 13159 } 13160 13161 @Override 13162 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13163 mContext.enforceCallingOrSelfPermission( 13164 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13165 "Only package verification agents can read the verifier device identity"); 13166 13167 synchronized (mPackages) { 13168 return mSettings.getVerifierDeviceIdentityLPw(); 13169 } 13170 } 13171 13172 @Override 13173 public void setPermissionEnforced(String permission, boolean enforced) { 13174 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13175 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13176 synchronized (mPackages) { 13177 if (mSettings.mReadExternalStorageEnforced == null 13178 || mSettings.mReadExternalStorageEnforced != enforced) { 13179 mSettings.mReadExternalStorageEnforced = enforced; 13180 mSettings.writeLPr(); 13181 } 13182 } 13183 // kill any non-foreground processes so we restart them and 13184 // grant/revoke the GID. 13185 final IActivityManager am = ActivityManagerNative.getDefault(); 13186 if (am != null) { 13187 final long token = Binder.clearCallingIdentity(); 13188 try { 13189 am.killProcessesBelowForeground("setPermissionEnforcement"); 13190 } catch (RemoteException e) { 13191 } finally { 13192 Binder.restoreCallingIdentity(token); 13193 } 13194 } 13195 } else { 13196 throw new IllegalArgumentException("No selective enforcement for " + permission); 13197 } 13198 } 13199 13200 @Override 13201 @Deprecated 13202 public boolean isPermissionEnforced(String permission) { 13203 return true; 13204 } 13205 13206 @Override 13207 public boolean isStorageLow() { 13208 final long token = Binder.clearCallingIdentity(); 13209 try { 13210 final DeviceStorageMonitorInternal 13211 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13212 if (dsm != null) { 13213 return dsm.isMemoryLow(); 13214 } else { 13215 return false; 13216 } 13217 } finally { 13218 Binder.restoreCallingIdentity(token); 13219 } 13220 } 13221 13222 @Override 13223 public IPackageInstaller getPackageInstaller() { 13224 return mInstallerService; 13225 } 13226 13227 private boolean userNeedsBadging(int userId) { 13228 int index = mUserNeedsBadging.indexOfKey(userId); 13229 if (index < 0) { 13230 final UserInfo userInfo; 13231 final long token = Binder.clearCallingIdentity(); 13232 try { 13233 userInfo = sUserManager.getUserInfo(userId); 13234 } finally { 13235 Binder.restoreCallingIdentity(token); 13236 } 13237 final boolean b; 13238 if (userInfo != null && userInfo.isManagedProfile()) { 13239 b = true; 13240 } else { 13241 b = false; 13242 } 13243 mUserNeedsBadging.put(userId, b); 13244 return b; 13245 } 13246 return mUserNeedsBadging.valueAt(index); 13247 } 13248 13249 @Override 13250 public KeySetHandle getKeySetByAlias(String packageName, String alias) { 13251 if (packageName == null || alias == null) { 13252 return null; 13253 } 13254 synchronized(mPackages) { 13255 final PackageParser.Package pkg = mPackages.get(packageName); 13256 if (pkg == null) { 13257 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13258 throw new IllegalArgumentException("Unknown package: " + packageName); 13259 } 13260 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13261 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13262 throw new SecurityException("May not access KeySets defined by" 13263 + " aliases in other applications."); 13264 } 13265 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13266 return ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias); 13267 } 13268 } 13269 13270 @Override 13271 public KeySetHandle getSigningKeySet(String packageName) { 13272 if (packageName == null) { 13273 return null; 13274 } 13275 synchronized(mPackages) { 13276 final PackageParser.Package pkg = mPackages.get(packageName); 13277 if (pkg == null) { 13278 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13279 throw new IllegalArgumentException("Unknown package: " + packageName); 13280 } 13281 if (pkg.applicationInfo.uid != Binder.getCallingUid() 13282 && Process.SYSTEM_UID != Binder.getCallingUid()) { 13283 throw new SecurityException("May not access signing KeySet of other apps."); 13284 } 13285 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13286 return ksms.getSigningKeySetByPackageNameLPr(packageName); 13287 } 13288 } 13289 13290 @Override 13291 public boolean isPackageSignedByKeySet(String packageName, IBinder ks) { 13292 if (packageName == null || ks == null) { 13293 return false; 13294 } 13295 synchronized(mPackages) { 13296 final PackageParser.Package pkg = mPackages.get(packageName); 13297 if (pkg == null) { 13298 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13299 throw new IllegalArgumentException("Unknown package: " + packageName); 13300 } 13301 if (ks instanceof KeySetHandle) { 13302 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13303 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ks); 13304 } 13305 return false; 13306 } 13307 } 13308 13309 @Override 13310 public boolean isPackageSignedByKeySetExactly(String packageName, IBinder ks) { 13311 if (packageName == null || ks == null) { 13312 return false; 13313 } 13314 synchronized(mPackages) { 13315 final PackageParser.Package pkg = mPackages.get(packageName); 13316 if (pkg == null) { 13317 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 13318 throw new IllegalArgumentException("Unknown package: " + packageName); 13319 } 13320 if (ks instanceof KeySetHandle) { 13321 KeySetManagerService ksms = mSettings.mKeySetManagerService; 13322 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ks); 13323 } 13324 return false; 13325 } 13326 } 13327} 13328