PackageManagerService.java revision 0c54798aac8a86fed24b14a66f09797d58ad0399
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.Manifest.permission.INSTALL_PACKAGES; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageParser.isApkFile; 28import static android.os.Process.PACKAGE_INFO_GID; 29import static android.os.Process.SYSTEM_UID; 30import static android.system.OsConstants.S_IRGRP; 31import static android.system.OsConstants.S_IROTH; 32import static android.system.OsConstants.S_IRWXU; 33import static android.system.OsConstants.S_IXGRP; 34import static android.system.OsConstants.S_IXOTH; 35import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 36import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 37import static com.android.internal.util.ArrayUtils.appendInt; 38import static com.android.internal.util.ArrayUtils.removeInt; 39 40import android.util.ArrayMap; 41 42import com.android.internal.R; 43import com.android.internal.app.IMediaContainerService; 44import com.android.internal.app.ResolverActivity; 45import com.android.internal.content.NativeLibraryHelper; 46import com.android.internal.content.PackageHelper; 47import com.android.internal.util.ArrayUtils; 48import com.android.internal.util.FastPrintWriter; 49import com.android.internal.util.FastXmlSerializer; 50import com.android.internal.util.Preconditions; 51import com.android.internal.util.XmlUtils; 52import com.android.server.EventLogTags; 53import com.android.server.IntentResolver; 54import com.android.server.LocalServices; 55import com.android.server.ServiceThread; 56import com.android.server.SystemConfig; 57import com.android.server.Watchdog; 58import com.android.server.pm.Settings.DatabaseVersion; 59import com.android.server.storage.DeviceStorageMonitorInternal; 60 61import org.xmlpull.v1.XmlPullParser; 62import org.xmlpull.v1.XmlPullParserException; 63import org.xmlpull.v1.XmlSerializer; 64 65import android.app.ActivityManager; 66import android.app.ActivityManagerNative; 67import android.app.IActivityManager; 68import android.app.PackageInstallObserver; 69import android.app.admin.IDevicePolicyManager; 70import android.app.backup.IBackupManager; 71import android.content.BroadcastReceiver; 72import android.content.ComponentName; 73import android.content.Context; 74import android.content.IIntentReceiver; 75import android.content.Intent; 76import android.content.IntentFilter; 77import android.content.IntentSender; 78import android.content.IntentSender.SendIntentException; 79import android.content.ServiceConnection; 80import android.content.pm.ActivityInfo; 81import android.content.pm.ApplicationInfo; 82import android.content.pm.ContainerEncryptionParams; 83import android.content.pm.FeatureInfo; 84import android.content.pm.IPackageDataObserver; 85import android.content.pm.IPackageDeleteObserver; 86import android.content.pm.IPackageInstallObserver; 87import android.content.pm.IPackageInstallObserver2; 88import android.content.pm.IPackageInstaller; 89import android.content.pm.IPackageManager; 90import android.content.pm.IPackageMoveObserver; 91import android.content.pm.IPackageStatsObserver; 92import android.content.pm.InstrumentationInfo; 93import android.content.pm.ManifestDigest; 94import android.content.pm.PackageCleanItem; 95import android.content.pm.PackageInfo; 96import android.content.pm.PackageInfoLite; 97import android.content.pm.PackageInstallerParams; 98import android.content.pm.PackageManager; 99import android.content.pm.PackageParser.ActivityIntentInfo; 100import android.content.pm.PackageParser.PackageParserException; 101import android.content.pm.PackageParser; 102import android.content.pm.PackageStats; 103import android.content.pm.PackageUserState; 104import android.content.pm.ParceledListSlice; 105import android.content.pm.PermissionGroupInfo; 106import android.content.pm.PermissionInfo; 107import android.content.pm.ProviderInfo; 108import android.content.pm.ResolveInfo; 109import android.content.pm.ServiceInfo; 110import android.content.pm.Signature; 111import android.content.pm.UserInfo; 112import android.content.pm.VerificationParams; 113import android.content.pm.VerifierDeviceIdentity; 114import android.content.pm.VerifierInfo; 115import android.content.res.Resources; 116import android.hardware.display.DisplayManager; 117import android.net.Uri; 118import android.os.Binder; 119import android.os.Build; 120import android.os.Bundle; 121import android.os.Environment; 122import android.os.Environment.UserEnvironment; 123import android.os.FileObserver; 124import android.os.FileUtils; 125import android.os.Handler; 126import android.os.IBinder; 127import android.os.Looper; 128import android.os.Message; 129import android.os.Parcel; 130import android.os.ParcelFileDescriptor; 131import android.os.Process; 132import android.os.RemoteException; 133import android.os.SELinux; 134import android.os.ServiceManager; 135import android.os.SystemClock; 136import android.os.SystemProperties; 137import android.os.UserHandle; 138import android.os.UserManager; 139import android.security.KeyStore; 140import android.security.SystemKeyStore; 141import android.system.ErrnoException; 142import android.system.Os; 143import android.system.StructStat; 144import android.text.TextUtils; 145import android.util.ArraySet; 146import android.util.AtomicFile; 147import android.util.DisplayMetrics; 148import android.util.EventLog; 149import android.util.Log; 150import android.util.LogPrinter; 151import android.util.PrintStreamPrinter; 152import android.util.Slog; 153import android.util.SparseArray; 154import android.util.SparseBooleanArray; 155import android.util.Xml; 156import android.view.Display; 157 158import java.io.BufferedInputStream; 159import java.io.BufferedOutputStream; 160import java.io.File; 161import java.io.FileDescriptor; 162import java.io.FileInputStream; 163import java.io.FileNotFoundException; 164import java.io.FileOutputStream; 165import java.io.FileReader; 166import java.io.FilenameFilter; 167import java.io.IOException; 168import java.io.InputStream; 169import java.io.PrintWriter; 170import java.nio.charset.StandardCharsets; 171import java.security.NoSuchAlgorithmException; 172import java.security.PublicKey; 173import java.security.cert.CertificateEncodingException; 174import java.security.cert.CertificateException; 175import java.text.SimpleDateFormat; 176import java.util.ArrayList; 177import java.util.Arrays; 178import java.util.Collection; 179import java.util.Collections; 180import java.util.Comparator; 181import java.util.Date; 182import java.util.HashMap; 183import java.util.HashSet; 184import java.util.Iterator; 185import java.util.List; 186import java.util.Map; 187import java.util.Set; 188import java.util.concurrent.atomic.AtomicBoolean; 189import java.util.concurrent.atomic.AtomicLong; 190 191import dalvik.system.DexFile; 192import dalvik.system.StaleDexCacheError; 193import dalvik.system.VMRuntime; 194 195import libcore.io.IoUtils; 196 197/** 198 * Keep track of all those .apks everywhere. 199 * 200 * This is very central to the platform's security; please run the unit 201 * tests whenever making modifications here: 202 * 203mmm frameworks/base/tests/AndroidTests 204adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 205adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 206 * 207 * {@hide} 208 */ 209public class PackageManagerService extends IPackageManager.Stub { 210 static final String TAG = "PackageManager"; 211 static final boolean DEBUG_SETTINGS = false; 212 static final boolean DEBUG_PREFERRED = false; 213 static final boolean DEBUG_UPGRADE = false; 214 private static final boolean DEBUG_INSTALL = false; 215 private static final boolean DEBUG_REMOVE = false; 216 private static final boolean DEBUG_BROADCASTS = false; 217 private static final boolean DEBUG_SHOW_INFO = false; 218 private static final boolean DEBUG_PACKAGE_INFO = false; 219 private static final boolean DEBUG_INTENT_MATCHING = false; 220 private static final boolean DEBUG_PACKAGE_SCANNING = false; 221 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 222 private static final boolean DEBUG_VERIFY = false; 223 private static final boolean DEBUG_DEXOPT = false; 224 225 private static final int RADIO_UID = Process.PHONE_UID; 226 private static final int LOG_UID = Process.LOG_UID; 227 private static final int NFC_UID = Process.NFC_UID; 228 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 229 private static final int SHELL_UID = Process.SHELL_UID; 230 231 // Cap the size of permission trees that 3rd party apps can define 232 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 233 234 private static final int REMOVE_EVENTS = 235 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 236 private static final int ADD_EVENTS = 237 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 238 239 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 240 // Suffix used during package installation when copying/moving 241 // package apks to install directory. 242 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 243 244 static final int SCAN_MONITOR = 1<<0; 245 static final int SCAN_NO_DEX = 1<<1; 246 static final int SCAN_FORCE_DEX = 1<<2; 247 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 248 static final int SCAN_NEW_INSTALL = 1<<4; 249 static final int SCAN_NO_PATHS = 1<<5; 250 static final int SCAN_UPDATE_TIME = 1<<6; 251 static final int SCAN_DEFER_DEX = 1<<7; 252 static final int SCAN_BOOTING = 1<<8; 253 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 254 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 255 256 static final int REMOVE_CHATTY = 1<<16; 257 258 /** 259 * Timeout (in milliseconds) after which the watchdog should declare that 260 * our handler thread is wedged. The usual default for such things is one 261 * minute but we sometimes do very lengthy I/O operations on this thread, 262 * such as installing multi-gigabyte applications, so ours needs to be longer. 263 */ 264 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 265 266 /** 267 * Whether verification is enabled by default. 268 */ 269 private static final boolean DEFAULT_VERIFY_ENABLE = true; 270 271 /** 272 * The default maximum time to wait for the verification agent to return in 273 * milliseconds. 274 */ 275 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 276 277 /** 278 * The default response for package verification timeout. 279 * 280 * This can be either PackageManager.VERIFICATION_ALLOW or 281 * PackageManager.VERIFICATION_REJECT. 282 */ 283 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 284 285 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 286 287 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 288 DEFAULT_CONTAINER_PACKAGE, 289 "com.android.defcontainer.DefaultContainerService"); 290 291 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 292 293 private static final String LIB_DIR_NAME = "lib"; 294 private static final String LIB64_DIR_NAME = "lib64"; 295 296 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 297 298 static final String mTempContainerPrefix = "smdl2tmp"; 299 300 private static String sPreferredInstructionSet; 301 302 final ServiceThread mHandlerThread; 303 304 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 305 private static final String IDMAP_SUFFIX = "@idmap"; 306 307 final PackageHandler mHandler; 308 309 final int mSdkVersion = Build.VERSION.SDK_INT; 310 311 final Context mContext; 312 final boolean mFactoryTest; 313 final boolean mOnlyCore; 314 final DisplayMetrics mMetrics; 315 final int mDefParseFlags; 316 final String[] mSeparateProcesses; 317 318 // This is where all application persistent data goes. 319 final File mAppDataDir; 320 321 // This is where all application persistent data goes for secondary users. 322 final File mUserAppDataDir; 323 324 /** The location for ASEC container files on internal storage. */ 325 final String mAsecInternalPath; 326 327 // This is the object monitoring the framework dir. 328 final FileObserver mFrameworkInstallObserver; 329 330 // This is the object monitoring the system app dir. 331 final FileObserver mSystemInstallObserver; 332 333 // This is the object monitoring the privileged system app dir. 334 final FileObserver mPrivilegedInstallObserver; 335 336 // This is the object monitoring the vendor app dir. 337 final FileObserver mVendorInstallObserver; 338 339 // This is the object monitoring the vendor overlay package dir. 340 final FileObserver mVendorOverlayInstallObserver; 341 342 // This is the object monitoring the OEM app dir. 343 final FileObserver mOemInstallObserver; 344 345 // This is the object monitoring mAppInstallDir. 346 final FileObserver mAppInstallObserver; 347 348 // This is the object monitoring mDrmAppPrivateInstallDir. 349 final FileObserver mDrmAppInstallObserver; 350 351 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 352 // LOCK HELD. Can be called with mInstallLock held. 353 final Installer mInstaller; 354 355 /** Directory where installed third-party apps stored */ 356 final File mAppInstallDir; 357 358 /** 359 * Directory to which applications installed internally have native 360 * libraries copied. 361 */ 362 private File mAppLibInstallDir; 363 364 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 365 // apps. 366 final File mDrmAppPrivateInstallDir; 367 368 /** Directory where third-party apps are staged before install */ 369 final File mAppStagingDir; 370 371 // ---------------------------------------------------------------- 372 373 // Lock for state used when installing and doing other long running 374 // operations. Methods that must be called with this lock held have 375 // the suffix "LI". 376 final Object mInstallLock = new Object(); 377 378 // These are the directories in the 3rd party applications installed dir 379 // that we have currently loaded packages from. Keys are the application's 380 // installed zip file (absolute codePath), and values are Package. 381 final HashMap<String, PackageParser.Package> mAppDirs = 382 new HashMap<String, PackageParser.Package>(); 383 384 // Information for the parser to write more useful error messages. 385 int mLastScanError; 386 387 // ---------------------------------------------------------------- 388 389 // Keys are String (package name), values are Package. This also serves 390 // as the lock for the global state. Methods that must be called with 391 // this lock held have the prefix "LP". 392 final HashMap<String, PackageParser.Package> mPackages = 393 new HashMap<String, PackageParser.Package>(); 394 395 // Tracks available target package names -> overlay package paths. 396 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 397 new HashMap<String, HashMap<String, PackageParser.Package>>(); 398 399 final Settings mSettings; 400 boolean mRestoredSettings; 401 402 // System configuration read by SystemConfig. 403 final int[] mGlobalGids; 404 final SparseArray<HashSet<String>> mSystemPermissions; 405 final HashMap<String, FeatureInfo> mAvailableFeatures; 406 407 // If mac_permissions.xml was found for seinfo labeling. 408 boolean mFoundPolicyFile; 409 410 // If a recursive restorecon of /data/data/<pkg> is needed. 411 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 412 413 public static final class SharedLibraryEntry { 414 public final String path; 415 public final String apk; 416 417 SharedLibraryEntry(String _path, String _apk) { 418 path = _path; 419 apk = _apk; 420 } 421 } 422 423 // Currently known shared libraries. 424 final HashMap<String, SharedLibraryEntry> mSharedLibraries = 425 new HashMap<String, SharedLibraryEntry>(); 426 427 // All available activities, for your resolving pleasure. 428 final ActivityIntentResolver mActivities = 429 new ActivityIntentResolver(); 430 431 // All available receivers, for your resolving pleasure. 432 final ActivityIntentResolver mReceivers = 433 new ActivityIntentResolver(); 434 435 // All available services, for your resolving pleasure. 436 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 437 438 // All available providers, for your resolving pleasure. 439 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 440 441 // Mapping from provider base names (first directory in content URI codePath) 442 // to the provider information. 443 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 444 new HashMap<String, PackageParser.Provider>(); 445 446 // Mapping from instrumentation class names to info about them. 447 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 448 new HashMap<ComponentName, PackageParser.Instrumentation>(); 449 450 // Mapping from permission names to info about them. 451 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 452 new HashMap<String, PackageParser.PermissionGroup>(); 453 454 // Packages whose data we have transfered into another package, thus 455 // should no longer exist. 456 final HashSet<String> mTransferedPackages = new HashSet<String>(); 457 458 // Broadcast actions that are only available to the system. 459 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 460 461 /** List of packages waiting for verification. */ 462 final SparseArray<PackageVerificationState> mPendingVerification 463 = new SparseArray<PackageVerificationState>(); 464 465 final PackageInstallerService mInstallerService; 466 467 HashSet<PackageParser.Package> mDeferredDexOpt = null; 468 469 // Cache of users who need badging. 470 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 471 472 /** Token for keys in mPendingVerification. */ 473 private int mPendingVerificationToken = 0; 474 475 boolean mSystemReady; 476 boolean mSafeMode; 477 boolean mHasSystemUidErrors; 478 479 ApplicationInfo mAndroidApplication; 480 final ActivityInfo mResolveActivity = new ActivityInfo(); 481 final ResolveInfo mResolveInfo = new ResolveInfo(); 482 ComponentName mResolveComponentName; 483 PackageParser.Package mPlatformPackage; 484 ComponentName mCustomResolverComponentName; 485 486 boolean mResolverReplaced = false; 487 488 // Set of pending broadcasts for aggregating enable/disable of components. 489 static class PendingPackageBroadcasts { 490 // for each user id, a map of <package name -> components within that package> 491 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 492 493 public PendingPackageBroadcasts() { 494 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 495 } 496 497 public ArrayList<String> get(int userId, String packageName) { 498 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 499 return packages.get(packageName); 500 } 501 502 public void put(int userId, String packageName, ArrayList<String> components) { 503 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 504 packages.put(packageName, components); 505 } 506 507 public void remove(int userId, String packageName) { 508 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 509 if (packages != null) { 510 packages.remove(packageName); 511 } 512 } 513 514 public void remove(int userId) { 515 mUidMap.remove(userId); 516 } 517 518 public int userIdCount() { 519 return mUidMap.size(); 520 } 521 522 public int userIdAt(int n) { 523 return mUidMap.keyAt(n); 524 } 525 526 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 527 return mUidMap.get(userId); 528 } 529 530 public int size() { 531 // total number of pending broadcast entries across all userIds 532 int num = 0; 533 for (int i = 0; i< mUidMap.size(); i++) { 534 num += mUidMap.valueAt(i).size(); 535 } 536 return num; 537 } 538 539 public void clear() { 540 mUidMap.clear(); 541 } 542 543 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 544 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 545 if (map == null) { 546 map = new HashMap<String, ArrayList<String>>(); 547 mUidMap.put(userId, map); 548 } 549 return map; 550 } 551 } 552 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 553 554 // Service Connection to remote media container service to copy 555 // package uri's from external media onto secure containers 556 // or internal storage. 557 private IMediaContainerService mContainerService = null; 558 559 static final int SEND_PENDING_BROADCAST = 1; 560 static final int MCS_BOUND = 3; 561 static final int END_COPY = 4; 562 static final int INIT_COPY = 5; 563 static final int MCS_UNBIND = 6; 564 static final int START_CLEANING_PACKAGE = 7; 565 static final int FIND_INSTALL_LOC = 8; 566 static final int POST_INSTALL = 9; 567 static final int MCS_RECONNECT = 10; 568 static final int MCS_GIVE_UP = 11; 569 static final int UPDATED_MEDIA_STATUS = 12; 570 static final int WRITE_SETTINGS = 13; 571 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 572 static final int PACKAGE_VERIFIED = 15; 573 static final int CHECK_PENDING_VERIFICATION = 16; 574 575 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 576 577 // Delay time in millisecs 578 static final int BROADCAST_DELAY = 10 * 1000; 579 580 static UserManagerService sUserManager; 581 582 // Stores a list of users whose package restrictions file needs to be updated 583 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 584 585 final private DefaultContainerConnection mDefContainerConn = 586 new DefaultContainerConnection(); 587 class DefaultContainerConnection implements ServiceConnection { 588 public void onServiceConnected(ComponentName name, IBinder service) { 589 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 590 IMediaContainerService imcs = 591 IMediaContainerService.Stub.asInterface(service); 592 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 593 } 594 595 public void onServiceDisconnected(ComponentName name) { 596 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 597 } 598 }; 599 600 // Recordkeeping of restore-after-install operations that are currently in flight 601 // between the Package Manager and the Backup Manager 602 class PostInstallData { 603 public InstallArgs args; 604 public PackageInstalledInfo res; 605 606 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 607 args = _a; 608 res = _r; 609 } 610 }; 611 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 612 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 613 614 private final String mRequiredVerifierPackage; 615 616 private final PackageUsage mPackageUsage = new PackageUsage(); 617 618 private class PackageUsage { 619 private static final int WRITE_INTERVAL 620 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 621 622 private final Object mFileLock = new Object(); 623 private final AtomicLong mLastWritten = new AtomicLong(0); 624 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 625 626 private boolean mIsHistoricalPackageUsageAvailable = true; 627 628 boolean isHistoricalPackageUsageAvailable() { 629 return mIsHistoricalPackageUsageAvailable; 630 } 631 632 void write(boolean force) { 633 if (force) { 634 writeInternal(); 635 return; 636 } 637 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 638 && !DEBUG_DEXOPT) { 639 return; 640 } 641 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 642 new Thread("PackageUsage_DiskWriter") { 643 @Override 644 public void run() { 645 try { 646 writeInternal(); 647 } finally { 648 mBackgroundWriteRunning.set(false); 649 } 650 } 651 }.start(); 652 } 653 } 654 655 private void writeInternal() { 656 synchronized (mPackages) { 657 synchronized (mFileLock) { 658 AtomicFile file = getFile(); 659 FileOutputStream f = null; 660 try { 661 f = file.startWrite(); 662 BufferedOutputStream out = new BufferedOutputStream(f); 663 FileUtils.setPermissions(file.getBaseFile().getPath(), 0660, SYSTEM_UID, PACKAGE_INFO_GID); 664 StringBuilder sb = new StringBuilder(); 665 for (PackageParser.Package pkg : mPackages.values()) { 666 if (pkg.mLastPackageUsageTimeInMills == 0) { 667 continue; 668 } 669 sb.setLength(0); 670 sb.append(pkg.packageName); 671 sb.append(' '); 672 sb.append((long)pkg.mLastPackageUsageTimeInMills); 673 sb.append('\n'); 674 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 675 } 676 out.flush(); 677 file.finishWrite(f); 678 } catch (IOException e) { 679 if (f != null) { 680 file.failWrite(f); 681 } 682 Log.e(TAG, "Failed to write package usage times", e); 683 } 684 } 685 } 686 mLastWritten.set(SystemClock.elapsedRealtime()); 687 } 688 689 void readLP() { 690 synchronized (mFileLock) { 691 AtomicFile file = getFile(); 692 BufferedInputStream in = null; 693 try { 694 in = new BufferedInputStream(file.openRead()); 695 StringBuffer sb = new StringBuffer(); 696 while (true) { 697 String packageName = readToken(in, sb, ' '); 698 if (packageName == null) { 699 break; 700 } 701 String timeInMillisString = readToken(in, sb, '\n'); 702 if (timeInMillisString == null) { 703 throw new IOException("Failed to find last usage time for package " 704 + packageName); 705 } 706 PackageParser.Package pkg = mPackages.get(packageName); 707 if (pkg == null) { 708 continue; 709 } 710 long timeInMillis; 711 try { 712 timeInMillis = Long.parseLong(timeInMillisString.toString()); 713 } catch (NumberFormatException e) { 714 throw new IOException("Failed to parse " + timeInMillisString 715 + " as a long.", e); 716 } 717 pkg.mLastPackageUsageTimeInMills = timeInMillis; 718 } 719 } catch (FileNotFoundException expected) { 720 mIsHistoricalPackageUsageAvailable = false; 721 } catch (IOException e) { 722 Log.w(TAG, "Failed to read package usage times", e); 723 } finally { 724 IoUtils.closeQuietly(in); 725 } 726 } 727 mLastWritten.set(SystemClock.elapsedRealtime()); 728 } 729 730 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 731 throws IOException { 732 sb.setLength(0); 733 while (true) { 734 int ch = in.read(); 735 if (ch == -1) { 736 if (sb.length() == 0) { 737 return null; 738 } 739 throw new IOException("Unexpected EOF"); 740 } 741 if (ch == endOfToken) { 742 return sb.toString(); 743 } 744 sb.append((char)ch); 745 } 746 } 747 748 private AtomicFile getFile() { 749 File dataDir = Environment.getDataDirectory(); 750 File systemDir = new File(dataDir, "system"); 751 File fname = new File(systemDir, "package-usage.list"); 752 return new AtomicFile(fname); 753 } 754 } 755 756 class PackageHandler extends Handler { 757 private boolean mBound = false; 758 final ArrayList<HandlerParams> mPendingInstalls = 759 new ArrayList<HandlerParams>(); 760 761 private boolean connectToService() { 762 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 763 " DefaultContainerService"); 764 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 765 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 766 if (mContext.bindServiceAsUser(service, mDefContainerConn, 767 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 768 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 769 mBound = true; 770 return true; 771 } 772 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 773 return false; 774 } 775 776 private void disconnectService() { 777 mContainerService = null; 778 mBound = false; 779 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 780 mContext.unbindService(mDefContainerConn); 781 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 782 } 783 784 PackageHandler(Looper looper) { 785 super(looper); 786 } 787 788 public void handleMessage(Message msg) { 789 try { 790 doHandleMessage(msg); 791 } finally { 792 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 793 } 794 } 795 796 void doHandleMessage(Message msg) { 797 switch (msg.what) { 798 case INIT_COPY: { 799 HandlerParams params = (HandlerParams) msg.obj; 800 int idx = mPendingInstalls.size(); 801 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 802 // If a bind was already initiated we dont really 803 // need to do anything. The pending install 804 // will be processed later on. 805 if (!mBound) { 806 // If this is the only one pending we might 807 // have to bind to the service again. 808 if (!connectToService()) { 809 Slog.e(TAG, "Failed to bind to media container service"); 810 params.serviceError(); 811 return; 812 } else { 813 // Once we bind to the service, the first 814 // pending request will be processed. 815 mPendingInstalls.add(idx, params); 816 } 817 } else { 818 mPendingInstalls.add(idx, params); 819 // Already bound to the service. Just make 820 // sure we trigger off processing the first request. 821 if (idx == 0) { 822 mHandler.sendEmptyMessage(MCS_BOUND); 823 } 824 } 825 break; 826 } 827 case MCS_BOUND: { 828 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 829 if (msg.obj != null) { 830 mContainerService = (IMediaContainerService) msg.obj; 831 } 832 if (mContainerService == null) { 833 // Something seriously wrong. Bail out 834 Slog.e(TAG, "Cannot bind to media container service"); 835 for (HandlerParams params : mPendingInstalls) { 836 // Indicate service bind error 837 params.serviceError(); 838 } 839 mPendingInstalls.clear(); 840 } else if (mPendingInstalls.size() > 0) { 841 HandlerParams params = mPendingInstalls.get(0); 842 if (params != null) { 843 if (params.startCopy()) { 844 // We are done... look for more work or to 845 // go idle. 846 if (DEBUG_SD_INSTALL) Log.i(TAG, 847 "Checking for more work or unbind..."); 848 // Delete pending install 849 if (mPendingInstalls.size() > 0) { 850 mPendingInstalls.remove(0); 851 } 852 if (mPendingInstalls.size() == 0) { 853 if (mBound) { 854 if (DEBUG_SD_INSTALL) Log.i(TAG, 855 "Posting delayed MCS_UNBIND"); 856 removeMessages(MCS_UNBIND); 857 Message ubmsg = obtainMessage(MCS_UNBIND); 858 // Unbind after a little delay, to avoid 859 // continual thrashing. 860 sendMessageDelayed(ubmsg, 10000); 861 } 862 } else { 863 // There are more pending requests in queue. 864 // Just post MCS_BOUND message to trigger processing 865 // of next pending install. 866 if (DEBUG_SD_INSTALL) Log.i(TAG, 867 "Posting MCS_BOUND for next work"); 868 mHandler.sendEmptyMessage(MCS_BOUND); 869 } 870 } 871 } 872 } else { 873 // Should never happen ideally. 874 Slog.w(TAG, "Empty queue"); 875 } 876 break; 877 } 878 case MCS_RECONNECT: { 879 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 880 if (mPendingInstalls.size() > 0) { 881 if (mBound) { 882 disconnectService(); 883 } 884 if (!connectToService()) { 885 Slog.e(TAG, "Failed to bind to media container service"); 886 for (HandlerParams params : mPendingInstalls) { 887 // Indicate service bind error 888 params.serviceError(); 889 } 890 mPendingInstalls.clear(); 891 } 892 } 893 break; 894 } 895 case MCS_UNBIND: { 896 // If there is no actual work left, then time to unbind. 897 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 898 899 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 900 if (mBound) { 901 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 902 903 disconnectService(); 904 } 905 } else if (mPendingInstalls.size() > 0) { 906 // There are more pending requests in queue. 907 // Just post MCS_BOUND message to trigger processing 908 // of next pending install. 909 mHandler.sendEmptyMessage(MCS_BOUND); 910 } 911 912 break; 913 } 914 case MCS_GIVE_UP: { 915 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 916 mPendingInstalls.remove(0); 917 break; 918 } 919 case SEND_PENDING_BROADCAST: { 920 String packages[]; 921 ArrayList<String> components[]; 922 int size = 0; 923 int uids[]; 924 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 925 synchronized (mPackages) { 926 if (mPendingBroadcasts == null) { 927 return; 928 } 929 size = mPendingBroadcasts.size(); 930 if (size <= 0) { 931 // Nothing to be done. Just return 932 return; 933 } 934 packages = new String[size]; 935 components = new ArrayList[size]; 936 uids = new int[size]; 937 int i = 0; // filling out the above arrays 938 939 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 940 int packageUserId = mPendingBroadcasts.userIdAt(n); 941 Iterator<Map.Entry<String, ArrayList<String>>> it 942 = mPendingBroadcasts.packagesForUserId(packageUserId) 943 .entrySet().iterator(); 944 while (it.hasNext() && i < size) { 945 Map.Entry<String, ArrayList<String>> ent = it.next(); 946 packages[i] = ent.getKey(); 947 components[i] = ent.getValue(); 948 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 949 uids[i] = (ps != null) 950 ? UserHandle.getUid(packageUserId, ps.appId) 951 : -1; 952 i++; 953 } 954 } 955 size = i; 956 mPendingBroadcasts.clear(); 957 } 958 // Send broadcasts 959 for (int i = 0; i < size; i++) { 960 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 961 } 962 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 963 break; 964 } 965 case START_CLEANING_PACKAGE: { 966 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 967 final String packageName = (String)msg.obj; 968 final int userId = msg.arg1; 969 final boolean andCode = msg.arg2 != 0; 970 synchronized (mPackages) { 971 if (userId == UserHandle.USER_ALL) { 972 int[] users = sUserManager.getUserIds(); 973 for (int user : users) { 974 mSettings.addPackageToCleanLPw( 975 new PackageCleanItem(user, packageName, andCode)); 976 } 977 } else { 978 mSettings.addPackageToCleanLPw( 979 new PackageCleanItem(userId, packageName, andCode)); 980 } 981 } 982 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 983 startCleaningPackages(); 984 } break; 985 case POST_INSTALL: { 986 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 987 PostInstallData data = mRunningInstalls.get(msg.arg1); 988 mRunningInstalls.delete(msg.arg1); 989 boolean deleteOld = false; 990 991 if (data != null) { 992 InstallArgs args = data.args; 993 PackageInstalledInfo res = data.res; 994 995 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 996 res.removedInfo.sendBroadcast(false, true, false); 997 Bundle extras = new Bundle(1); 998 extras.putInt(Intent.EXTRA_UID, res.uid); 999 // Determine the set of users who are adding this 1000 // package for the first time vs. those who are seeing 1001 // an update. 1002 int[] firstUsers; 1003 int[] updateUsers = new int[0]; 1004 if (res.origUsers == null || res.origUsers.length == 0) { 1005 firstUsers = res.newUsers; 1006 } else { 1007 firstUsers = new int[0]; 1008 for (int i=0; i<res.newUsers.length; i++) { 1009 int user = res.newUsers[i]; 1010 boolean isNew = true; 1011 for (int j=0; j<res.origUsers.length; j++) { 1012 if (res.origUsers[j] == user) { 1013 isNew = false; 1014 break; 1015 } 1016 } 1017 if (isNew) { 1018 int[] newFirst = new int[firstUsers.length+1]; 1019 System.arraycopy(firstUsers, 0, newFirst, 0, 1020 firstUsers.length); 1021 newFirst[firstUsers.length] = user; 1022 firstUsers = newFirst; 1023 } else { 1024 int[] newUpdate = new int[updateUsers.length+1]; 1025 System.arraycopy(updateUsers, 0, newUpdate, 0, 1026 updateUsers.length); 1027 newUpdate[updateUsers.length] = user; 1028 updateUsers = newUpdate; 1029 } 1030 } 1031 } 1032 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1033 res.pkg.applicationInfo.packageName, 1034 extras, null, null, firstUsers); 1035 final boolean update = res.removedInfo.removedPackage != null; 1036 if (update) { 1037 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1038 } 1039 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1040 res.pkg.applicationInfo.packageName, 1041 extras, null, null, updateUsers); 1042 if (update) { 1043 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1044 res.pkg.applicationInfo.packageName, 1045 extras, null, null, updateUsers); 1046 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1047 null, null, 1048 res.pkg.applicationInfo.packageName, null, updateUsers); 1049 1050 // treat asec-hosted packages like removable media on upgrade 1051 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 1052 if (DEBUG_INSTALL) { 1053 Slog.i(TAG, "upgrading pkg " + res.pkg 1054 + " is ASEC-hosted -> AVAILABLE"); 1055 } 1056 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1057 ArrayList<String> pkgList = new ArrayList<String>(1); 1058 pkgList.add(res.pkg.applicationInfo.packageName); 1059 sendResourcesChangedBroadcast(true, true, 1060 pkgList,uidArray, null); 1061 } 1062 } 1063 if (res.removedInfo.args != null) { 1064 // Remove the replaced package's older resources safely now 1065 deleteOld = true; 1066 } 1067 1068 // Log current value of "unknown sources" setting 1069 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1070 getUnknownSourcesSettings()); 1071 } 1072 // Force a gc to clear up things 1073 Runtime.getRuntime().gc(); 1074 // We delete after a gc for applications on sdcard. 1075 if (deleteOld) { 1076 synchronized (mInstallLock) { 1077 res.removedInfo.args.doPostDeleteLI(true); 1078 } 1079 } 1080 if (args.observer != null) { 1081 try { 1082 args.observer.packageInstalled(res.name, res.returnCode); 1083 } catch (RemoteException e) { 1084 Slog.i(TAG, "Observer no longer exists."); 1085 } 1086 } 1087 if (args.observer2 != null) { 1088 try { 1089 Bundle extras = extrasForInstallResult(res); 1090 args.observer2.packageInstalled(res.name, extras, res.returnCode); 1091 } catch (RemoteException e) { 1092 Slog.i(TAG, "Observer no longer exists."); 1093 } 1094 } 1095 } else { 1096 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1097 } 1098 } break; 1099 case UPDATED_MEDIA_STATUS: { 1100 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1101 boolean reportStatus = msg.arg1 == 1; 1102 boolean doGc = msg.arg2 == 1; 1103 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1104 if (doGc) { 1105 // Force a gc to clear up stale containers. 1106 Runtime.getRuntime().gc(); 1107 } 1108 if (msg.obj != null) { 1109 @SuppressWarnings("unchecked") 1110 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1111 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1112 // Unload containers 1113 unloadAllContainers(args); 1114 } 1115 if (reportStatus) { 1116 try { 1117 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1118 PackageHelper.getMountService().finishMediaUpdate(); 1119 } catch (RemoteException e) { 1120 Log.e(TAG, "MountService not running?"); 1121 } 1122 } 1123 } break; 1124 case WRITE_SETTINGS: { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1126 synchronized (mPackages) { 1127 removeMessages(WRITE_SETTINGS); 1128 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1129 mSettings.writeLPr(); 1130 mDirtyUsers.clear(); 1131 } 1132 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1133 } break; 1134 case WRITE_PACKAGE_RESTRICTIONS: { 1135 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1136 synchronized (mPackages) { 1137 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1138 for (int userId : mDirtyUsers) { 1139 mSettings.writePackageRestrictionsLPr(userId); 1140 } 1141 mDirtyUsers.clear(); 1142 } 1143 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1144 } break; 1145 case CHECK_PENDING_VERIFICATION: { 1146 final int verificationId = msg.arg1; 1147 final PackageVerificationState state = mPendingVerification.get(verificationId); 1148 1149 if ((state != null) && !state.timeoutExtended()) { 1150 final InstallArgs args = state.getInstallArgs(); 1151 final Uri fromUri = Uri.fromFile(args.fromFile); 1152 1153 Slog.i(TAG, "Verification timed out for " + fromUri); 1154 mPendingVerification.remove(verificationId); 1155 1156 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1157 1158 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1159 Slog.i(TAG, "Continuing with installation of " + fromUri); 1160 state.setVerifierResponse(Binder.getCallingUid(), 1161 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1162 broadcastPackageVerified(verificationId, fromUri, 1163 PackageManager.VERIFICATION_ALLOW, 1164 state.getInstallArgs().getUser()); 1165 try { 1166 ret = args.copyApk(mContainerService, true); 1167 } catch (RemoteException e) { 1168 Slog.e(TAG, "Could not contact the ContainerService"); 1169 } 1170 } else { 1171 broadcastPackageVerified(verificationId, fromUri, 1172 PackageManager.VERIFICATION_REJECT, 1173 state.getInstallArgs().getUser()); 1174 } 1175 1176 processPendingInstall(args, ret); 1177 mHandler.sendEmptyMessage(MCS_UNBIND); 1178 } 1179 break; 1180 } 1181 case PACKAGE_VERIFIED: { 1182 final int verificationId = msg.arg1; 1183 1184 final PackageVerificationState state = mPendingVerification.get(verificationId); 1185 if (state == null) { 1186 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1187 break; 1188 } 1189 1190 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1191 1192 state.setVerifierResponse(response.callerUid, response.code); 1193 1194 if (state.isVerificationComplete()) { 1195 mPendingVerification.remove(verificationId); 1196 1197 final InstallArgs args = state.getInstallArgs(); 1198 final Uri fromUri = Uri.fromFile(args.fromFile); 1199 1200 int ret; 1201 if (state.isInstallAllowed()) { 1202 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1203 broadcastPackageVerified(verificationId, fromUri, 1204 response.code, state.getInstallArgs().getUser()); 1205 try { 1206 ret = args.copyApk(mContainerService, true); 1207 } catch (RemoteException e) { 1208 Slog.e(TAG, "Could not contact the ContainerService"); 1209 } 1210 } else { 1211 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1212 } 1213 1214 processPendingInstall(args, ret); 1215 1216 mHandler.sendEmptyMessage(MCS_UNBIND); 1217 } 1218 1219 break; 1220 } 1221 } 1222 } 1223 } 1224 1225 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1226 Bundle extras = null; 1227 switch (res.returnCode) { 1228 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1229 extras = new Bundle(); 1230 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1231 res.origPermission); 1232 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1233 res.origPackage); 1234 break; 1235 } 1236 } 1237 return extras; 1238 } 1239 1240 void scheduleWriteSettingsLocked() { 1241 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1242 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1243 } 1244 } 1245 1246 void scheduleWritePackageRestrictionsLocked(int userId) { 1247 if (!sUserManager.exists(userId)) return; 1248 mDirtyUsers.add(userId); 1249 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1250 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1251 } 1252 } 1253 1254 public static final PackageManagerService main(Context context, Installer installer, 1255 boolean factoryTest, boolean onlyCore) { 1256 PackageManagerService m = new PackageManagerService(context, installer, 1257 factoryTest, onlyCore); 1258 ServiceManager.addService("package", m); 1259 return m; 1260 } 1261 1262 static String[] splitString(String str, char sep) { 1263 int count = 1; 1264 int i = 0; 1265 while ((i=str.indexOf(sep, i)) >= 0) { 1266 count++; 1267 i++; 1268 } 1269 1270 String[] res = new String[count]; 1271 i=0; 1272 count = 0; 1273 int lastI=0; 1274 while ((i=str.indexOf(sep, i)) >= 0) { 1275 res[count] = str.substring(lastI, i); 1276 count++; 1277 i++; 1278 lastI = i; 1279 } 1280 res[count] = str.substring(lastI, str.length()); 1281 return res; 1282 } 1283 1284 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1285 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1286 Context.DISPLAY_SERVICE); 1287 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1288 } 1289 1290 public PackageManagerService(Context context, Installer installer, 1291 boolean factoryTest, boolean onlyCore) { 1292 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1293 SystemClock.uptimeMillis()); 1294 1295 if (mSdkVersion <= 0) { 1296 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1297 } 1298 1299 mContext = context; 1300 mFactoryTest = factoryTest; 1301 mOnlyCore = onlyCore; 1302 mMetrics = new DisplayMetrics(); 1303 mSettings = new Settings(context); 1304 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1305 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1306 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1307 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1308 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1309 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1310 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1311 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1312 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1313 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1314 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1315 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1316 1317 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1318 if (separateProcesses != null && separateProcesses.length() > 0) { 1319 if ("*".equals(separateProcesses)) { 1320 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1321 mSeparateProcesses = null; 1322 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1323 } else { 1324 mDefParseFlags = 0; 1325 mSeparateProcesses = separateProcesses.split(","); 1326 Slog.w(TAG, "Running with debug.separate_processes: " 1327 + separateProcesses); 1328 } 1329 } else { 1330 mDefParseFlags = 0; 1331 mSeparateProcesses = null; 1332 } 1333 1334 mInstaller = installer; 1335 1336 getDefaultDisplayMetrics(context, mMetrics); 1337 1338 SystemConfig systemConfig = SystemConfig.getInstance(); 1339 mGlobalGids = systemConfig.getGlobalGids(); 1340 mSystemPermissions = systemConfig.getSystemPermissions(); 1341 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1342 1343 synchronized (mInstallLock) { 1344 // writer 1345 synchronized (mPackages) { 1346 mHandlerThread = new ServiceThread(TAG, 1347 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1348 mHandlerThread.start(); 1349 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1350 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1351 1352 File dataDir = Environment.getDataDirectory(); 1353 mAppDataDir = new File(dataDir, "data"); 1354 mAppInstallDir = new File(dataDir, "app"); 1355 mAppLibInstallDir = new File(dataDir, "app-lib"); 1356 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1357 mUserAppDataDir = new File(dataDir, "user"); 1358 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1359 mAppStagingDir = new File(dataDir, "app-staging"); 1360 1361 sUserManager = new UserManagerService(context, this, 1362 mInstallLock, mPackages); 1363 1364 // Propagate permission configuration in to package manager. 1365 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1366 = systemConfig.getPermissions(); 1367 for (int i=0; i<permConfig.size(); i++) { 1368 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1369 BasePermission bp = mSettings.mPermissions.get(perm.name); 1370 if (bp == null) { 1371 bp = new BasePermission(perm.name, null, BasePermission.TYPE_BUILTIN); 1372 mSettings.mPermissions.put(perm.name, bp); 1373 } 1374 if (perm.gids != null) { 1375 bp.gids = appendInts(bp.gids, perm.gids); 1376 } 1377 } 1378 1379 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1380 for (int i=0; i<libConfig.size(); i++) { 1381 mSharedLibraries.put(libConfig.keyAt(i), 1382 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1383 } 1384 1385 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1386 1387 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1388 mSdkVersion, mOnlyCore); 1389 1390 String customResolverActivity = Resources.getSystem().getString( 1391 R.string.config_customResolverActivity); 1392 if (TextUtils.isEmpty(customResolverActivity)) { 1393 customResolverActivity = null; 1394 } else { 1395 mCustomResolverComponentName = ComponentName.unflattenFromString( 1396 customResolverActivity); 1397 } 1398 1399 long startTime = SystemClock.uptimeMillis(); 1400 1401 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1402 startTime); 1403 1404 // Set flag to monitor and not change apk file paths when 1405 // scanning install directories. 1406 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1407 1408 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1409 1410 /** 1411 * Add everything in the in the boot class path to the 1412 * list of process files because dexopt will have been run 1413 * if necessary during zygote startup. 1414 */ 1415 String bootClassPath = System.getProperty("java.boot.class.path"); 1416 if (bootClassPath != null) { 1417 String[] paths = splitString(bootClassPath, ':'); 1418 for (int i=0; i<paths.length; i++) { 1419 alreadyDexOpted.add(paths[i]); 1420 } 1421 } else { 1422 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1423 } 1424 1425 boolean didDexOptLibraryOrTool = false; 1426 1427 final List<String> instructionSets = getAllInstructionSets(); 1428 1429 /** 1430 * Ensure all external libraries have had dexopt run on them. 1431 */ 1432 if (mSharedLibraries.size() > 0) { 1433 // NOTE: For now, we're compiling these system "shared libraries" 1434 // (and framework jars) into all available architectures. It's possible 1435 // to compile them only when we come across an app that uses them (there's 1436 // already logic for that in scanPackageLI) but that adds some complexity. 1437 for (String instructionSet : instructionSets) { 1438 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1439 final String lib = libEntry.path; 1440 if (lib == null) { 1441 continue; 1442 } 1443 1444 try { 1445 if (DexFile.isDexOptNeededInternal(lib, null, instructionSet, false)) { 1446 alreadyDexOpted.add(lib); 1447 1448 // The list of "shared libraries" we have at this point is 1449 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, instructionSet); 1450 didDexOptLibraryOrTool = true; 1451 } 1452 } catch (FileNotFoundException e) { 1453 Slog.w(TAG, "Library not found: " + lib); 1454 } catch (IOException e) { 1455 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1456 + e.getMessage()); 1457 } 1458 } 1459 } 1460 } 1461 1462 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1463 1464 // Gross hack for now: we know this file doesn't contain any 1465 // code, so don't dexopt it to avoid the resulting log spew. 1466 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1467 1468 // Gross hack for now: we know this file is only part of 1469 // the boot class path for art, so don't dexopt it to 1470 // avoid the resulting log spew. 1471 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1472 1473 /** 1474 * And there are a number of commands implemented in Java, which 1475 * we currently need to do the dexopt on so that they can be 1476 * run from a non-root shell. 1477 */ 1478 String[] frameworkFiles = frameworkDir.list(); 1479 if (frameworkFiles != null) { 1480 // TODO: We could compile these only for the most preferred ABI. We should 1481 // first double check that the dex files for these commands are not referenced 1482 // by other system apps. 1483 for (String instructionSet : instructionSets) { 1484 for (int i=0; i<frameworkFiles.length; i++) { 1485 File libPath = new File(frameworkDir, frameworkFiles[i]); 1486 String path = libPath.getPath(); 1487 // Skip the file if we already did it. 1488 if (alreadyDexOpted.contains(path)) { 1489 continue; 1490 } 1491 // Skip the file if it is not a type we want to dexopt. 1492 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1493 continue; 1494 } 1495 try { 1496 if (DexFile.isDexOptNeededInternal(path, null, instructionSet, false)) { 1497 mInstaller.dexopt(path, Process.SYSTEM_UID, true, instructionSet); 1498 didDexOptLibraryOrTool = true; 1499 } 1500 } catch (FileNotFoundException e) { 1501 Slog.w(TAG, "Jar not found: " + path); 1502 } catch (IOException e) { 1503 Slog.w(TAG, "Exception reading jar: " + path, e); 1504 } 1505 } 1506 } 1507 } 1508 1509 if (didDexOptLibraryOrTool) { 1510 // If we dexopted a library or tool, then something on the system has 1511 // changed. Consider this significant, and wipe away all other 1512 // existing dexopt files to ensure we don't leave any dangling around. 1513 // 1514 // TODO: This should be revisited because it isn't as good an indicator 1515 // as it used to be. It used to include the boot classpath but at some point 1516 // DexFile.isDexOptNeeded started returning false for the boot 1517 // class path files in all cases. It is very possible in a 1518 // small maintenance release update that the library and tool 1519 // jars may be unchanged but APK could be removed resulting in 1520 // unused dalvik-cache files. 1521 for (String instructionSet : instructionSets) { 1522 mInstaller.pruneDexCache(instructionSet); 1523 } 1524 1525 // Additionally, delete all dex files from the root directory 1526 // since there shouldn't be any there anyway, unless we're upgrading 1527 // from an older OS version or a build that contained the "old" style 1528 // flat scheme. 1529 mInstaller.pruneDexCache("."); 1530 } 1531 1532 // Collect vendor overlay packages. 1533 // (Do this before scanning any apps.) 1534 // For security and version matching reason, only consider 1535 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1536 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1537 mVendorOverlayInstallObserver = new AppDirObserver( 1538 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1539 mVendorOverlayInstallObserver.startWatching(); 1540 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1541 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1542 1543 // Find base frameworks (resource packages without code). 1544 mFrameworkInstallObserver = new AppDirObserver( 1545 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1546 mFrameworkInstallObserver.startWatching(); 1547 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1548 | PackageParser.PARSE_IS_SYSTEM_DIR 1549 | PackageParser.PARSE_IS_PRIVILEGED, 1550 scanMode | SCAN_NO_DEX, 0); 1551 1552 // Collected privileged system packages. 1553 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1554 mPrivilegedInstallObserver = new AppDirObserver( 1555 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1556 mPrivilegedInstallObserver.startWatching(); 1557 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1558 | PackageParser.PARSE_IS_SYSTEM_DIR 1559 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1560 1561 // Collect ordinary system packages. 1562 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1563 mSystemInstallObserver = new AppDirObserver( 1564 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1565 mSystemInstallObserver.startWatching(); 1566 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1567 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1568 1569 // Collect all vendor packages. 1570 File vendorAppDir = new File("/vendor/app"); 1571 try { 1572 vendorAppDir = vendorAppDir.getCanonicalFile(); 1573 } catch (IOException e) { 1574 // failed to look up canonical path, continue with original one 1575 } 1576 mVendorInstallObserver = new AppDirObserver( 1577 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1578 mVendorInstallObserver.startWatching(); 1579 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1580 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1581 1582 // Collect all OEM packages. 1583 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1584 mOemInstallObserver = new AppDirObserver( 1585 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1586 mOemInstallObserver.startWatching(); 1587 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1588 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1589 1590 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1591 mInstaller.moveFiles(); 1592 1593 // Prune any system packages that no longer exist. 1594 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1595 if (!mOnlyCore) { 1596 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1597 while (psit.hasNext()) { 1598 PackageSetting ps = psit.next(); 1599 1600 /* 1601 * If this is not a system app, it can't be a 1602 * disable system app. 1603 */ 1604 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1605 continue; 1606 } 1607 1608 /* 1609 * If the package is scanned, it's not erased. 1610 */ 1611 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1612 if (scannedPkg != null) { 1613 /* 1614 * If the system app is both scanned and in the 1615 * disabled packages list, then it must have been 1616 * added via OTA. Remove it from the currently 1617 * scanned package so the previously user-installed 1618 * application can be scanned. 1619 */ 1620 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1621 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1622 + "; removing system app"); 1623 removePackageLI(ps, true); 1624 } 1625 1626 continue; 1627 } 1628 1629 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1630 psit.remove(); 1631 String msg = "System package " + ps.name 1632 + " no longer exists; wiping its data"; 1633 reportSettingsProblem(Log.WARN, msg); 1634 removeDataDirsLI(ps.name); 1635 } else { 1636 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1637 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1638 possiblyDeletedUpdatedSystemApps.add(ps.name); 1639 } 1640 } 1641 } 1642 } 1643 1644 //look for any incomplete package installations 1645 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1646 //clean up list 1647 for(int i = 0; i < deletePkgsList.size(); i++) { 1648 //clean up here 1649 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1650 } 1651 //delete tmp files 1652 deleteTempPackageFiles(); 1653 1654 // Remove any shared userIDs that have no associated packages 1655 mSettings.pruneSharedUsersLPw(); 1656 1657 if (!mOnlyCore) { 1658 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1659 SystemClock.uptimeMillis()); 1660 mAppInstallObserver = new AppDirObserver( 1661 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1662 mAppInstallObserver.startWatching(); 1663 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1664 1665 mDrmAppInstallObserver = new AppDirObserver( 1666 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1667 mDrmAppInstallObserver.startWatching(); 1668 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1669 scanMode, 0); 1670 1671 /** 1672 * Remove disable package settings for any updated system 1673 * apps that were removed via an OTA. If they're not a 1674 * previously-updated app, remove them completely. 1675 * Otherwise, just revoke their system-level permissions. 1676 */ 1677 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1678 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1679 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1680 1681 String msg; 1682 if (deletedPkg == null) { 1683 msg = "Updated system package " + deletedAppName 1684 + " no longer exists; wiping its data"; 1685 removeDataDirsLI(deletedAppName); 1686 } else { 1687 msg = "Updated system app + " + deletedAppName 1688 + " no longer present; removing system privileges for " 1689 + deletedAppName; 1690 1691 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1692 1693 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1694 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1695 } 1696 reportSettingsProblem(Log.WARN, msg); 1697 } 1698 } else { 1699 mAppInstallObserver = null; 1700 mDrmAppInstallObserver = null; 1701 } 1702 1703 // Now that we know all of the shared libraries, update all clients to have 1704 // the correct library paths. 1705 updateAllSharedLibrariesLPw(); 1706 1707 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 1708 // NOTE: We ignore potential failures here during a system scan (like 1709 // the rest of the commands above) because there's precious little we 1710 // can do about it. A settings error is reported, though. 1711 adjustCpuAbisForSharedUserLPw(setting.packages, null, 1712 false /* force dexopt */, false /* defer dexopt */); 1713 } 1714 1715 // Now that we know all the packages we are keeping, 1716 // read and update their last usage times. 1717 mPackageUsage.readLP(); 1718 1719 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1720 SystemClock.uptimeMillis()); 1721 Slog.i(TAG, "Time to scan packages: " 1722 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1723 + " seconds"); 1724 1725 // If the platform SDK has changed since the last time we booted, 1726 // we need to re-grant app permission to catch any new ones that 1727 // appear. This is really a hack, and means that apps can in some 1728 // cases get permissions that the user didn't initially explicitly 1729 // allow... it would be nice to have some better way to handle 1730 // this situation. 1731 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1732 != mSdkVersion; 1733 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1734 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1735 + "; regranting permissions for internal storage"); 1736 mSettings.mInternalSdkPlatform = mSdkVersion; 1737 1738 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1739 | (regrantPermissions 1740 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1741 : 0)); 1742 1743 // If this is the first boot, and it is a normal boot, then 1744 // we need to initialize the default preferred apps. 1745 if (!mRestoredSettings && !onlyCore) { 1746 mSettings.readDefaultPreferredAppsLPw(this, 0); 1747 } 1748 1749 // All the changes are done during package scanning. 1750 mSettings.updateInternalDatabaseVersion(); 1751 1752 // can downgrade to reader 1753 mSettings.writeLPr(); 1754 1755 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1756 SystemClock.uptimeMillis()); 1757 1758 1759 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1760 } // synchronized (mPackages) 1761 } // synchronized (mInstallLock) 1762 1763 mInstallerService = new PackageInstallerService(context, this, mAppStagingDir); 1764 1765 // Now after opening every single application zip, make sure they 1766 // are all flushed. Not really needed, but keeps things nice and 1767 // tidy. 1768 Runtime.getRuntime().gc(); 1769 } 1770 1771 @Override 1772 public boolean isFirstBoot() { 1773 return !mRestoredSettings; 1774 } 1775 1776 @Override 1777 public boolean isOnlyCoreApps() { 1778 return mOnlyCore; 1779 } 1780 1781 private String getRequiredVerifierLPr() { 1782 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1783 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1784 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1785 1786 String requiredVerifier = null; 1787 1788 final int N = receivers.size(); 1789 for (int i = 0; i < N; i++) { 1790 final ResolveInfo info = receivers.get(i); 1791 1792 if (info.activityInfo == null) { 1793 continue; 1794 } 1795 1796 final String packageName = info.activityInfo.packageName; 1797 1798 final PackageSetting ps = mSettings.mPackages.get(packageName); 1799 if (ps == null) { 1800 continue; 1801 } 1802 1803 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1804 if (!gp.grantedPermissions 1805 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1806 continue; 1807 } 1808 1809 if (requiredVerifier != null) { 1810 throw new RuntimeException("There can be only one required verifier"); 1811 } 1812 1813 requiredVerifier = packageName; 1814 } 1815 1816 return requiredVerifier; 1817 } 1818 1819 @Override 1820 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1821 throws RemoteException { 1822 try { 1823 return super.onTransact(code, data, reply, flags); 1824 } catch (RuntimeException e) { 1825 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1826 Slog.wtf(TAG, "Package Manager Crash", e); 1827 } 1828 throw e; 1829 } 1830 } 1831 1832 void cleanupInstallFailedPackage(PackageSetting ps) { 1833 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1834 removeDataDirsLI(ps.name); 1835 1836 // TODO: try cleaning up codePath directory contents first, since it 1837 // might be a cluster 1838 1839 if (ps.codePath != null) { 1840 if (!ps.codePath.delete()) { 1841 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1842 } 1843 } 1844 if (ps.resourcePath != null) { 1845 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1846 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1847 } 1848 } 1849 mSettings.removePackageLPw(ps.name); 1850 } 1851 1852 static int[] appendInts(int[] cur, int[] add) { 1853 if (add == null) return cur; 1854 if (cur == null) return add; 1855 final int N = add.length; 1856 for (int i=0; i<N; i++) { 1857 cur = appendInt(cur, add[i]); 1858 } 1859 return cur; 1860 } 1861 1862 static int[] removeInts(int[] cur, int[] rem) { 1863 if (rem == null) return cur; 1864 if (cur == null) return cur; 1865 final int N = rem.length; 1866 for (int i=0; i<N; i++) { 1867 cur = removeInt(cur, rem[i]); 1868 } 1869 return cur; 1870 } 1871 1872 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1873 if (!sUserManager.exists(userId)) return null; 1874 final PackageSetting ps = (PackageSetting) p.mExtras; 1875 if (ps == null) { 1876 return null; 1877 } 1878 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1879 final PackageUserState state = ps.readUserState(userId); 1880 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1881 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1882 state, userId); 1883 } 1884 1885 @Override 1886 public boolean isPackageAvailable(String packageName, int userId) { 1887 if (!sUserManager.exists(userId)) return false; 1888 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1889 synchronized (mPackages) { 1890 PackageParser.Package p = mPackages.get(packageName); 1891 if (p != null) { 1892 final PackageSetting ps = (PackageSetting) p.mExtras; 1893 if (ps != null) { 1894 final PackageUserState state = ps.readUserState(userId); 1895 if (state != null) { 1896 return PackageParser.isAvailable(state); 1897 } 1898 } 1899 } 1900 } 1901 return false; 1902 } 1903 1904 @Override 1905 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1906 if (!sUserManager.exists(userId)) return null; 1907 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1908 // reader 1909 synchronized (mPackages) { 1910 PackageParser.Package p = mPackages.get(packageName); 1911 if (DEBUG_PACKAGE_INFO) 1912 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1913 if (p != null) { 1914 return generatePackageInfo(p, flags, userId); 1915 } 1916 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1917 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1918 } 1919 } 1920 return null; 1921 } 1922 1923 @Override 1924 public String[] currentToCanonicalPackageNames(String[] names) { 1925 String[] out = new String[names.length]; 1926 // reader 1927 synchronized (mPackages) { 1928 for (int i=names.length-1; i>=0; i--) { 1929 PackageSetting ps = mSettings.mPackages.get(names[i]); 1930 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1931 } 1932 } 1933 return out; 1934 } 1935 1936 @Override 1937 public String[] canonicalToCurrentPackageNames(String[] names) { 1938 String[] out = new String[names.length]; 1939 // reader 1940 synchronized (mPackages) { 1941 for (int i=names.length-1; i>=0; i--) { 1942 String cur = mSettings.mRenamedPackages.get(names[i]); 1943 out[i] = cur != null ? cur : names[i]; 1944 } 1945 } 1946 return out; 1947 } 1948 1949 @Override 1950 public int getPackageUid(String packageName, int userId) { 1951 if (!sUserManager.exists(userId)) return -1; 1952 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1953 // reader 1954 synchronized (mPackages) { 1955 PackageParser.Package p = mPackages.get(packageName); 1956 if(p != null) { 1957 return UserHandle.getUid(userId, p.applicationInfo.uid); 1958 } 1959 PackageSetting ps = mSettings.mPackages.get(packageName); 1960 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1961 return -1; 1962 } 1963 p = ps.pkg; 1964 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1965 } 1966 } 1967 1968 @Override 1969 public int[] getPackageGids(String packageName) { 1970 // reader 1971 synchronized (mPackages) { 1972 PackageParser.Package p = mPackages.get(packageName); 1973 if (DEBUG_PACKAGE_INFO) 1974 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1975 if (p != null) { 1976 final PackageSetting ps = (PackageSetting)p.mExtras; 1977 return ps.getGids(); 1978 } 1979 } 1980 // stupid thing to indicate an error. 1981 return new int[0]; 1982 } 1983 1984 static final PermissionInfo generatePermissionInfo( 1985 BasePermission bp, int flags) { 1986 if (bp.perm != null) { 1987 return PackageParser.generatePermissionInfo(bp.perm, flags); 1988 } 1989 PermissionInfo pi = new PermissionInfo(); 1990 pi.name = bp.name; 1991 pi.packageName = bp.sourcePackage; 1992 pi.nonLocalizedLabel = bp.name; 1993 pi.protectionLevel = bp.protectionLevel; 1994 return pi; 1995 } 1996 1997 @Override 1998 public PermissionInfo getPermissionInfo(String name, int flags) { 1999 // reader 2000 synchronized (mPackages) { 2001 final BasePermission p = mSettings.mPermissions.get(name); 2002 if (p != null) { 2003 return generatePermissionInfo(p, flags); 2004 } 2005 return null; 2006 } 2007 } 2008 2009 @Override 2010 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2011 // reader 2012 synchronized (mPackages) { 2013 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2014 for (BasePermission p : mSettings.mPermissions.values()) { 2015 if (group == null) { 2016 if (p.perm == null || p.perm.info.group == null) { 2017 out.add(generatePermissionInfo(p, flags)); 2018 } 2019 } else { 2020 if (p.perm != null && group.equals(p.perm.info.group)) { 2021 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2022 } 2023 } 2024 } 2025 2026 if (out.size() > 0) { 2027 return out; 2028 } 2029 return mPermissionGroups.containsKey(group) ? out : null; 2030 } 2031 } 2032 2033 @Override 2034 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2035 // reader 2036 synchronized (mPackages) { 2037 return PackageParser.generatePermissionGroupInfo( 2038 mPermissionGroups.get(name), flags); 2039 } 2040 } 2041 2042 @Override 2043 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2044 // reader 2045 synchronized (mPackages) { 2046 final int N = mPermissionGroups.size(); 2047 ArrayList<PermissionGroupInfo> out 2048 = new ArrayList<PermissionGroupInfo>(N); 2049 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2050 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2051 } 2052 return out; 2053 } 2054 } 2055 2056 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2057 int userId) { 2058 if (!sUserManager.exists(userId)) return null; 2059 PackageSetting ps = mSettings.mPackages.get(packageName); 2060 if (ps != null) { 2061 if (ps.pkg == null) { 2062 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2063 flags, userId); 2064 if (pInfo != null) { 2065 return pInfo.applicationInfo; 2066 } 2067 return null; 2068 } 2069 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2070 ps.readUserState(userId), userId); 2071 } 2072 return null; 2073 } 2074 2075 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2076 int userId) { 2077 if (!sUserManager.exists(userId)) return null; 2078 PackageSetting ps = mSettings.mPackages.get(packageName); 2079 if (ps != null) { 2080 PackageParser.Package pkg = ps.pkg; 2081 if (pkg == null) { 2082 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2083 return null; 2084 } 2085 // Only data remains, so we aren't worried about code paths 2086 pkg = new PackageParser.Package(packageName); 2087 pkg.applicationInfo.packageName = packageName; 2088 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2089 pkg.applicationInfo.dataDir = 2090 getDataPathForPackage(packageName, 0).getPath(); 2091 pkg.applicationInfo.cpuAbi = ps.cpuAbiString; 2092 } 2093 return generatePackageInfo(pkg, flags, userId); 2094 } 2095 return null; 2096 } 2097 2098 @Override 2099 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2100 if (!sUserManager.exists(userId)) return null; 2101 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2102 // writer 2103 synchronized (mPackages) { 2104 PackageParser.Package p = mPackages.get(packageName); 2105 if (DEBUG_PACKAGE_INFO) Log.v( 2106 TAG, "getApplicationInfo " + packageName 2107 + ": " + p); 2108 if (p != null) { 2109 PackageSetting ps = mSettings.mPackages.get(packageName); 2110 if (ps == null) return null; 2111 // Note: isEnabledLP() does not apply here - always return info 2112 return PackageParser.generateApplicationInfo( 2113 p, flags, ps.readUserState(userId), userId); 2114 } 2115 if ("android".equals(packageName)||"system".equals(packageName)) { 2116 return mAndroidApplication; 2117 } 2118 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2119 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2120 } 2121 } 2122 return null; 2123 } 2124 2125 2126 @Override 2127 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2128 mContext.enforceCallingOrSelfPermission( 2129 android.Manifest.permission.CLEAR_APP_CACHE, null); 2130 // Queue up an async operation since clearing cache may take a little while. 2131 mHandler.post(new Runnable() { 2132 public void run() { 2133 mHandler.removeCallbacks(this); 2134 int retCode = -1; 2135 synchronized (mInstallLock) { 2136 retCode = mInstaller.freeCache(freeStorageSize); 2137 if (retCode < 0) { 2138 Slog.w(TAG, "Couldn't clear application caches"); 2139 } 2140 } 2141 if (observer != null) { 2142 try { 2143 observer.onRemoveCompleted(null, (retCode >= 0)); 2144 } catch (RemoteException e) { 2145 Slog.w(TAG, "RemoveException when invoking call back"); 2146 } 2147 } 2148 } 2149 }); 2150 } 2151 2152 @Override 2153 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2154 mContext.enforceCallingOrSelfPermission( 2155 android.Manifest.permission.CLEAR_APP_CACHE, null); 2156 // Queue up an async operation since clearing cache may take a little while. 2157 mHandler.post(new Runnable() { 2158 public void run() { 2159 mHandler.removeCallbacks(this); 2160 int retCode = -1; 2161 synchronized (mInstallLock) { 2162 retCode = mInstaller.freeCache(freeStorageSize); 2163 if (retCode < 0) { 2164 Slog.w(TAG, "Couldn't clear application caches"); 2165 } 2166 } 2167 if(pi != null) { 2168 try { 2169 // Callback via pending intent 2170 int code = (retCode >= 0) ? 1 : 0; 2171 pi.sendIntent(null, code, null, 2172 null, null); 2173 } catch (SendIntentException e1) { 2174 Slog.i(TAG, "Failed to send pending intent"); 2175 } 2176 } 2177 } 2178 }); 2179 } 2180 2181 void freeStorage(long freeStorageSize) throws IOException { 2182 synchronized (mInstallLock) { 2183 if (mInstaller.freeCache(freeStorageSize) < 0) { 2184 throw new IOException("Failed to free enough space"); 2185 } 2186 } 2187 } 2188 2189 @Override 2190 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2191 if (!sUserManager.exists(userId)) return null; 2192 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2193 synchronized (mPackages) { 2194 PackageParser.Activity a = mActivities.mActivities.get(component); 2195 2196 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2197 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2198 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2199 if (ps == null) return null; 2200 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2201 userId); 2202 } 2203 if (mResolveComponentName.equals(component)) { 2204 return mResolveActivity; 2205 } 2206 } 2207 return null; 2208 } 2209 2210 @Override 2211 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2212 String resolvedType) { 2213 synchronized (mPackages) { 2214 PackageParser.Activity a = mActivities.mActivities.get(component); 2215 if (a == null) { 2216 return false; 2217 } 2218 for (int i=0; i<a.intents.size(); i++) { 2219 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2220 intent.getData(), intent.getCategories(), TAG) >= 0) { 2221 return true; 2222 } 2223 } 2224 return false; 2225 } 2226 } 2227 2228 @Override 2229 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2230 if (!sUserManager.exists(userId)) return null; 2231 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2232 synchronized (mPackages) { 2233 PackageParser.Activity a = mReceivers.mActivities.get(component); 2234 if (DEBUG_PACKAGE_INFO) Log.v( 2235 TAG, "getReceiverInfo " + component + ": " + a); 2236 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2237 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2238 if (ps == null) return null; 2239 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2240 userId); 2241 } 2242 } 2243 return null; 2244 } 2245 2246 @Override 2247 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2248 if (!sUserManager.exists(userId)) return null; 2249 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2250 synchronized (mPackages) { 2251 PackageParser.Service s = mServices.mServices.get(component); 2252 if (DEBUG_PACKAGE_INFO) Log.v( 2253 TAG, "getServiceInfo " + component + ": " + s); 2254 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2255 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2256 if (ps == null) return null; 2257 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2258 userId); 2259 } 2260 } 2261 return null; 2262 } 2263 2264 @Override 2265 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2266 if (!sUserManager.exists(userId)) return null; 2267 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2268 synchronized (mPackages) { 2269 PackageParser.Provider p = mProviders.mProviders.get(component); 2270 if (DEBUG_PACKAGE_INFO) Log.v( 2271 TAG, "getProviderInfo " + component + ": " + p); 2272 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2273 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2274 if (ps == null) return null; 2275 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2276 userId); 2277 } 2278 } 2279 return null; 2280 } 2281 2282 @Override 2283 public String[] getSystemSharedLibraryNames() { 2284 Set<String> libSet; 2285 synchronized (mPackages) { 2286 libSet = mSharedLibraries.keySet(); 2287 int size = libSet.size(); 2288 if (size > 0) { 2289 String[] libs = new String[size]; 2290 libSet.toArray(libs); 2291 return libs; 2292 } 2293 } 2294 return null; 2295 } 2296 2297 @Override 2298 public FeatureInfo[] getSystemAvailableFeatures() { 2299 Collection<FeatureInfo> featSet; 2300 synchronized (mPackages) { 2301 featSet = mAvailableFeatures.values(); 2302 int size = featSet.size(); 2303 if (size > 0) { 2304 FeatureInfo[] features = new FeatureInfo[size+1]; 2305 featSet.toArray(features); 2306 FeatureInfo fi = new FeatureInfo(); 2307 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2308 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2309 features[size] = fi; 2310 return features; 2311 } 2312 } 2313 return null; 2314 } 2315 2316 @Override 2317 public boolean hasSystemFeature(String name) { 2318 synchronized (mPackages) { 2319 return mAvailableFeatures.containsKey(name); 2320 } 2321 } 2322 2323 private void checkValidCaller(int uid, int userId) { 2324 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2325 return; 2326 2327 throw new SecurityException("Caller uid=" + uid 2328 + " is not privileged to communicate with user=" + userId); 2329 } 2330 2331 @Override 2332 public int checkPermission(String permName, String pkgName) { 2333 synchronized (mPackages) { 2334 PackageParser.Package p = mPackages.get(pkgName); 2335 if (p != null && p.mExtras != null) { 2336 PackageSetting ps = (PackageSetting)p.mExtras; 2337 if (ps.sharedUser != null) { 2338 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2339 return PackageManager.PERMISSION_GRANTED; 2340 } 2341 } else if (ps.grantedPermissions.contains(permName)) { 2342 return PackageManager.PERMISSION_GRANTED; 2343 } 2344 } 2345 } 2346 return PackageManager.PERMISSION_DENIED; 2347 } 2348 2349 @Override 2350 public int checkUidPermission(String permName, int uid) { 2351 synchronized (mPackages) { 2352 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2353 if (obj != null) { 2354 GrantedPermissions gp = (GrantedPermissions)obj; 2355 if (gp.grantedPermissions.contains(permName)) { 2356 return PackageManager.PERMISSION_GRANTED; 2357 } 2358 } else { 2359 HashSet<String> perms = mSystemPermissions.get(uid); 2360 if (perms != null && perms.contains(permName)) { 2361 return PackageManager.PERMISSION_GRANTED; 2362 } 2363 } 2364 } 2365 return PackageManager.PERMISSION_DENIED; 2366 } 2367 2368 /** 2369 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2370 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2371 * @param message the message to log on security exception 2372 */ 2373 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2374 String message) { 2375 if (userId < 0) { 2376 throw new IllegalArgumentException("Invalid userId " + userId); 2377 } 2378 if (userId == UserHandle.getUserId(callingUid)) return; 2379 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2380 if (requireFullPermission) { 2381 mContext.enforceCallingOrSelfPermission( 2382 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2383 } else { 2384 try { 2385 mContext.enforceCallingOrSelfPermission( 2386 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2387 } catch (SecurityException se) { 2388 mContext.enforceCallingOrSelfPermission( 2389 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2390 } 2391 } 2392 } 2393 } 2394 2395 private BasePermission findPermissionTreeLP(String permName) { 2396 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2397 if (permName.startsWith(bp.name) && 2398 permName.length() > bp.name.length() && 2399 permName.charAt(bp.name.length()) == '.') { 2400 return bp; 2401 } 2402 } 2403 return null; 2404 } 2405 2406 private BasePermission checkPermissionTreeLP(String permName) { 2407 if (permName != null) { 2408 BasePermission bp = findPermissionTreeLP(permName); 2409 if (bp != null) { 2410 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2411 return bp; 2412 } 2413 throw new SecurityException("Calling uid " 2414 + Binder.getCallingUid() 2415 + " is not allowed to add to permission tree " 2416 + bp.name + " owned by uid " + bp.uid); 2417 } 2418 } 2419 throw new SecurityException("No permission tree found for " + permName); 2420 } 2421 2422 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2423 if (s1 == null) { 2424 return s2 == null; 2425 } 2426 if (s2 == null) { 2427 return false; 2428 } 2429 if (s1.getClass() != s2.getClass()) { 2430 return false; 2431 } 2432 return s1.equals(s2); 2433 } 2434 2435 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2436 if (pi1.icon != pi2.icon) return false; 2437 if (pi1.logo != pi2.logo) return false; 2438 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2439 if (!compareStrings(pi1.name, pi2.name)) return false; 2440 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2441 // We'll take care of setting this one. 2442 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2443 // These are not currently stored in settings. 2444 //if (!compareStrings(pi1.group, pi2.group)) return false; 2445 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2446 //if (pi1.labelRes != pi2.labelRes) return false; 2447 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2448 return true; 2449 } 2450 2451 int permissionInfoFootprint(PermissionInfo info) { 2452 int size = info.name.length(); 2453 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2454 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2455 return size; 2456 } 2457 2458 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2459 int size = 0; 2460 for (BasePermission perm : mSettings.mPermissions.values()) { 2461 if (perm.uid == tree.uid) { 2462 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2463 } 2464 } 2465 return size; 2466 } 2467 2468 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2469 // We calculate the max size of permissions defined by this uid and throw 2470 // if that plus the size of 'info' would exceed our stated maximum. 2471 if (tree.uid != Process.SYSTEM_UID) { 2472 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2473 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2474 throw new SecurityException("Permission tree size cap exceeded"); 2475 } 2476 } 2477 } 2478 2479 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2480 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2481 throw new SecurityException("Label must be specified in permission"); 2482 } 2483 BasePermission tree = checkPermissionTreeLP(info.name); 2484 BasePermission bp = mSettings.mPermissions.get(info.name); 2485 boolean added = bp == null; 2486 boolean changed = true; 2487 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2488 if (added) { 2489 enforcePermissionCapLocked(info, tree); 2490 bp = new BasePermission(info.name, tree.sourcePackage, 2491 BasePermission.TYPE_DYNAMIC); 2492 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2493 throw new SecurityException( 2494 "Not allowed to modify non-dynamic permission " 2495 + info.name); 2496 } else { 2497 if (bp.protectionLevel == fixedLevel 2498 && bp.perm.owner.equals(tree.perm.owner) 2499 && bp.uid == tree.uid 2500 && comparePermissionInfos(bp.perm.info, info)) { 2501 changed = false; 2502 } 2503 } 2504 bp.protectionLevel = fixedLevel; 2505 info = new PermissionInfo(info); 2506 info.protectionLevel = fixedLevel; 2507 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2508 bp.perm.info.packageName = tree.perm.info.packageName; 2509 bp.uid = tree.uid; 2510 if (added) { 2511 mSettings.mPermissions.put(info.name, bp); 2512 } 2513 if (changed) { 2514 if (!async) { 2515 mSettings.writeLPr(); 2516 } else { 2517 scheduleWriteSettingsLocked(); 2518 } 2519 } 2520 return added; 2521 } 2522 2523 @Override 2524 public boolean addPermission(PermissionInfo info) { 2525 synchronized (mPackages) { 2526 return addPermissionLocked(info, false); 2527 } 2528 } 2529 2530 @Override 2531 public boolean addPermissionAsync(PermissionInfo info) { 2532 synchronized (mPackages) { 2533 return addPermissionLocked(info, true); 2534 } 2535 } 2536 2537 @Override 2538 public void removePermission(String name) { 2539 synchronized (mPackages) { 2540 checkPermissionTreeLP(name); 2541 BasePermission bp = mSettings.mPermissions.get(name); 2542 if (bp != null) { 2543 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2544 throw new SecurityException( 2545 "Not allowed to modify non-dynamic permission " 2546 + name); 2547 } 2548 mSettings.mPermissions.remove(name); 2549 mSettings.writeLPr(); 2550 } 2551 } 2552 } 2553 2554 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2555 int index = pkg.requestedPermissions.indexOf(bp.name); 2556 if (index == -1) { 2557 throw new SecurityException("Package " + pkg.packageName 2558 + " has not requested permission " + bp.name); 2559 } 2560 boolean isNormal = 2561 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2562 == PermissionInfo.PROTECTION_NORMAL); 2563 boolean isDangerous = 2564 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2565 == PermissionInfo.PROTECTION_DANGEROUS); 2566 boolean isDevelopment = 2567 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2568 2569 if (!isNormal && !isDangerous && !isDevelopment) { 2570 throw new SecurityException("Permission " + bp.name 2571 + " is not a changeable permission type"); 2572 } 2573 2574 if (isNormal || isDangerous) { 2575 if (pkg.requestedPermissionsRequired.get(index)) { 2576 throw new SecurityException("Can't change " + bp.name 2577 + ". It is required by the application"); 2578 } 2579 } 2580 } 2581 2582 @Override 2583 public void grantPermission(String packageName, String permissionName) { 2584 mContext.enforceCallingOrSelfPermission( 2585 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2586 synchronized (mPackages) { 2587 final PackageParser.Package pkg = mPackages.get(packageName); 2588 if (pkg == null) { 2589 throw new IllegalArgumentException("Unknown package: " + packageName); 2590 } 2591 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2592 if (bp == null) { 2593 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2594 } 2595 2596 checkGrantRevokePermissions(pkg, bp); 2597 2598 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2599 if (ps == null) { 2600 return; 2601 } 2602 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2603 if (gp.grantedPermissions.add(permissionName)) { 2604 if (ps.haveGids) { 2605 gp.gids = appendInts(gp.gids, bp.gids); 2606 } 2607 mSettings.writeLPr(); 2608 } 2609 } 2610 } 2611 2612 @Override 2613 public void revokePermission(String packageName, String permissionName) { 2614 int changedAppId = -1; 2615 2616 synchronized (mPackages) { 2617 final PackageParser.Package pkg = mPackages.get(packageName); 2618 if (pkg == null) { 2619 throw new IllegalArgumentException("Unknown package: " + packageName); 2620 } 2621 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2622 mContext.enforceCallingOrSelfPermission( 2623 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2624 } 2625 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2626 if (bp == null) { 2627 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2628 } 2629 2630 checkGrantRevokePermissions(pkg, bp); 2631 2632 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2633 if (ps == null) { 2634 return; 2635 } 2636 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2637 if (gp.grantedPermissions.remove(permissionName)) { 2638 gp.grantedPermissions.remove(permissionName); 2639 if (ps.haveGids) { 2640 gp.gids = removeInts(gp.gids, bp.gids); 2641 } 2642 mSettings.writeLPr(); 2643 changedAppId = ps.appId; 2644 } 2645 } 2646 2647 if (changedAppId >= 0) { 2648 // We changed the perm on someone, kill its processes. 2649 IActivityManager am = ActivityManagerNative.getDefault(); 2650 if (am != null) { 2651 final int callingUserId = UserHandle.getCallingUserId(); 2652 final long ident = Binder.clearCallingIdentity(); 2653 try { 2654 //XXX we should only revoke for the calling user's app permissions, 2655 // but for now we impact all users. 2656 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2657 // "revoke " + permissionName); 2658 int[] users = sUserManager.getUserIds(); 2659 for (int user : users) { 2660 am.killUid(UserHandle.getUid(user, changedAppId), 2661 "revoke " + permissionName); 2662 } 2663 } catch (RemoteException e) { 2664 } finally { 2665 Binder.restoreCallingIdentity(ident); 2666 } 2667 } 2668 } 2669 } 2670 2671 @Override 2672 public boolean isProtectedBroadcast(String actionName) { 2673 synchronized (mPackages) { 2674 return mProtectedBroadcasts.contains(actionName); 2675 } 2676 } 2677 2678 @Override 2679 public int checkSignatures(String pkg1, String pkg2) { 2680 synchronized (mPackages) { 2681 final PackageParser.Package p1 = mPackages.get(pkg1); 2682 final PackageParser.Package p2 = mPackages.get(pkg2); 2683 if (p1 == null || p1.mExtras == null 2684 || p2 == null || p2.mExtras == null) { 2685 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2686 } 2687 return compareSignatures(p1.mSignatures, p2.mSignatures); 2688 } 2689 } 2690 2691 @Override 2692 public int checkUidSignatures(int uid1, int uid2) { 2693 // Map to base uids. 2694 uid1 = UserHandle.getAppId(uid1); 2695 uid2 = UserHandle.getAppId(uid2); 2696 // reader 2697 synchronized (mPackages) { 2698 Signature[] s1; 2699 Signature[] s2; 2700 Object obj = mSettings.getUserIdLPr(uid1); 2701 if (obj != null) { 2702 if (obj instanceof SharedUserSetting) { 2703 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2704 } else if (obj instanceof PackageSetting) { 2705 s1 = ((PackageSetting)obj).signatures.mSignatures; 2706 } else { 2707 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2708 } 2709 } else { 2710 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2711 } 2712 obj = mSettings.getUserIdLPr(uid2); 2713 if (obj != null) { 2714 if (obj instanceof SharedUserSetting) { 2715 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2716 } else if (obj instanceof PackageSetting) { 2717 s2 = ((PackageSetting)obj).signatures.mSignatures; 2718 } else { 2719 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2720 } 2721 } else { 2722 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2723 } 2724 return compareSignatures(s1, s2); 2725 } 2726 } 2727 2728 /** 2729 * Compares two sets of signatures. Returns: 2730 * <br /> 2731 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2732 * <br /> 2733 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2734 * <br /> 2735 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2736 * <br /> 2737 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2738 * <br /> 2739 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2740 */ 2741 static int compareSignatures(Signature[] s1, Signature[] s2) { 2742 if (s1 == null) { 2743 return s2 == null 2744 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2745 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2746 } 2747 2748 if (s2 == null) { 2749 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2750 } 2751 2752 if (s1.length != s2.length) { 2753 return PackageManager.SIGNATURE_NO_MATCH; 2754 } 2755 2756 // Since both signature sets are of size 1, we can compare without HashSets. 2757 if (s1.length == 1) { 2758 return s1[0].equals(s2[0]) ? 2759 PackageManager.SIGNATURE_MATCH : 2760 PackageManager.SIGNATURE_NO_MATCH; 2761 } 2762 2763 HashSet<Signature> set1 = new HashSet<Signature>(); 2764 for (Signature sig : s1) { 2765 set1.add(sig); 2766 } 2767 HashSet<Signature> set2 = new HashSet<Signature>(); 2768 for (Signature sig : s2) { 2769 set2.add(sig); 2770 } 2771 // Make sure s2 contains all signatures in s1. 2772 if (set1.equals(set2)) { 2773 return PackageManager.SIGNATURE_MATCH; 2774 } 2775 return PackageManager.SIGNATURE_NO_MATCH; 2776 } 2777 2778 /** 2779 * If the database version for this type of package (internal storage or 2780 * external storage) is less than the version where package signatures 2781 * were updated, return true. 2782 */ 2783 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 2784 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 2785 DatabaseVersion.SIGNATURE_END_ENTITY)) 2786 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 2787 DatabaseVersion.SIGNATURE_END_ENTITY)); 2788 } 2789 2790 /** 2791 * Used for backward compatibility to make sure any packages with 2792 * certificate chains get upgraded to the new style. {@code existingSigs} 2793 * will be in the old format (since they were stored on disk from before the 2794 * system upgrade) and {@code scannedSigs} will be in the newer format. 2795 */ 2796 private int compareSignaturesCompat(PackageSignatures existingSigs, 2797 PackageParser.Package scannedPkg) { 2798 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 2799 return PackageManager.SIGNATURE_NO_MATCH; 2800 } 2801 2802 HashSet<Signature> existingSet = new HashSet<Signature>(); 2803 for (Signature sig : existingSigs.mSignatures) { 2804 existingSet.add(sig); 2805 } 2806 HashSet<Signature> scannedCompatSet = new HashSet<Signature>(); 2807 for (Signature sig : scannedPkg.mSignatures) { 2808 try { 2809 Signature[] chainSignatures = sig.getChainSignatures(); 2810 for (Signature chainSig : chainSignatures) { 2811 scannedCompatSet.add(chainSig); 2812 } 2813 } catch (CertificateEncodingException e) { 2814 scannedCompatSet.add(sig); 2815 } 2816 } 2817 /* 2818 * Make sure the expanded scanned set contains all signatures in the 2819 * existing one. 2820 */ 2821 if (scannedCompatSet.equals(existingSet)) { 2822 // Migrate the old signatures to the new scheme. 2823 existingSigs.assignSignatures(scannedPkg.mSignatures); 2824 // The new KeySets will be re-added later in the scanning process. 2825 mSettings.mKeySetManagerService.removeAppKeySetData(scannedPkg.packageName); 2826 return PackageManager.SIGNATURE_MATCH; 2827 } 2828 return PackageManager.SIGNATURE_NO_MATCH; 2829 } 2830 2831 @Override 2832 public String[] getPackagesForUid(int uid) { 2833 uid = UserHandle.getAppId(uid); 2834 // reader 2835 synchronized (mPackages) { 2836 Object obj = mSettings.getUserIdLPr(uid); 2837 if (obj instanceof SharedUserSetting) { 2838 final SharedUserSetting sus = (SharedUserSetting) obj; 2839 final int N = sus.packages.size(); 2840 final String[] res = new String[N]; 2841 final Iterator<PackageSetting> it = sus.packages.iterator(); 2842 int i = 0; 2843 while (it.hasNext()) { 2844 res[i++] = it.next().name; 2845 } 2846 return res; 2847 } else if (obj instanceof PackageSetting) { 2848 final PackageSetting ps = (PackageSetting) obj; 2849 return new String[] { ps.name }; 2850 } 2851 } 2852 return null; 2853 } 2854 2855 @Override 2856 public String getNameForUid(int uid) { 2857 // reader 2858 synchronized (mPackages) { 2859 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2860 if (obj instanceof SharedUserSetting) { 2861 final SharedUserSetting sus = (SharedUserSetting) obj; 2862 return sus.name + ":" + sus.userId; 2863 } else if (obj instanceof PackageSetting) { 2864 final PackageSetting ps = (PackageSetting) obj; 2865 return ps.name; 2866 } 2867 } 2868 return null; 2869 } 2870 2871 @Override 2872 public int getUidForSharedUser(String sharedUserName) { 2873 if(sharedUserName == null) { 2874 return -1; 2875 } 2876 // reader 2877 synchronized (mPackages) { 2878 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2879 if (suid == null) { 2880 return -1; 2881 } 2882 return suid.userId; 2883 } 2884 } 2885 2886 @Override 2887 public int getFlagsForUid(int uid) { 2888 synchronized (mPackages) { 2889 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2890 if (obj instanceof SharedUserSetting) { 2891 final SharedUserSetting sus = (SharedUserSetting) obj; 2892 return sus.pkgFlags; 2893 } else if (obj instanceof PackageSetting) { 2894 final PackageSetting ps = (PackageSetting) obj; 2895 return ps.pkgFlags; 2896 } 2897 } 2898 return 0; 2899 } 2900 2901 @Override 2902 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2903 int flags, int userId) { 2904 if (!sUserManager.exists(userId)) return null; 2905 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2906 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2907 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2908 } 2909 2910 @Override 2911 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2912 IntentFilter filter, int match, ComponentName activity) { 2913 final int userId = UserHandle.getCallingUserId(); 2914 if (DEBUG_PREFERRED) { 2915 Log.v(TAG, "setLastChosenActivity intent=" + intent 2916 + " resolvedType=" + resolvedType 2917 + " flags=" + flags 2918 + " filter=" + filter 2919 + " match=" + match 2920 + " activity=" + activity); 2921 filter.dump(new PrintStreamPrinter(System.out), " "); 2922 } 2923 intent.setComponent(null); 2924 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2925 // Find any earlier preferred or last chosen entries and nuke them 2926 findPreferredActivity(intent, resolvedType, 2927 flags, query, 0, false, true, false, userId); 2928 // Add the new activity as the last chosen for this filter 2929 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2930 } 2931 2932 @Override 2933 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2934 final int userId = UserHandle.getCallingUserId(); 2935 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2936 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2937 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2938 false, false, false, userId); 2939 } 2940 2941 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2942 int flags, List<ResolveInfo> query, int userId) { 2943 if (query != null) { 2944 final int N = query.size(); 2945 if (N == 1) { 2946 return query.get(0); 2947 } else if (N > 1) { 2948 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2949 // If there is more than one activity with the same priority, 2950 // then let the user decide between them. 2951 ResolveInfo r0 = query.get(0); 2952 ResolveInfo r1 = query.get(1); 2953 if (DEBUG_INTENT_MATCHING || debug) { 2954 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2955 + r1.activityInfo.name + "=" + r1.priority); 2956 } 2957 // If the first activity has a higher priority, or a different 2958 // default, then it is always desireable to pick it. 2959 if (r0.priority != r1.priority 2960 || r0.preferredOrder != r1.preferredOrder 2961 || r0.isDefault != r1.isDefault) { 2962 return query.get(0); 2963 } 2964 // If we have saved a preference for a preferred activity for 2965 // this Intent, use that. 2966 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2967 flags, query, r0.priority, true, false, debug, userId); 2968 if (ri != null) { 2969 return ri; 2970 } 2971 if (userId != 0) { 2972 ri = new ResolveInfo(mResolveInfo); 2973 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2974 ri.activityInfo.applicationInfo = new ApplicationInfo( 2975 ri.activityInfo.applicationInfo); 2976 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2977 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2978 return ri; 2979 } 2980 return mResolveInfo; 2981 } 2982 } 2983 return null; 2984 } 2985 2986 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2987 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2988 final int N = query.size(); 2989 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2990 .get(userId); 2991 // Get the list of persistent preferred activities that handle the intent 2992 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2993 List<PersistentPreferredActivity> pprefs = ppir != null 2994 ? ppir.queryIntent(intent, resolvedType, 2995 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2996 : null; 2997 if (pprefs != null && pprefs.size() > 0) { 2998 final int M = pprefs.size(); 2999 for (int i=0; i<M; i++) { 3000 final PersistentPreferredActivity ppa = pprefs.get(i); 3001 if (DEBUG_PREFERRED || debug) { 3002 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3003 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3004 + "\n component=" + ppa.mComponent); 3005 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3006 } 3007 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3008 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3009 if (DEBUG_PREFERRED || debug) { 3010 Slog.v(TAG, "Found persistent preferred activity:"); 3011 if (ai != null) { 3012 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3013 } else { 3014 Slog.v(TAG, " null"); 3015 } 3016 } 3017 if (ai == null) { 3018 // This previously registered persistent preferred activity 3019 // component is no longer known. Ignore it and do NOT remove it. 3020 continue; 3021 } 3022 for (int j=0; j<N; j++) { 3023 final ResolveInfo ri = query.get(j); 3024 if (!ri.activityInfo.applicationInfo.packageName 3025 .equals(ai.applicationInfo.packageName)) { 3026 continue; 3027 } 3028 if (!ri.activityInfo.name.equals(ai.name)) { 3029 continue; 3030 } 3031 // Found a persistent preference that can handle the intent. 3032 if (DEBUG_PREFERRED || debug) { 3033 Slog.v(TAG, "Returning persistent preferred activity: " + 3034 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3035 } 3036 return ri; 3037 } 3038 } 3039 } 3040 return null; 3041 } 3042 3043 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3044 List<ResolveInfo> query, int priority, boolean always, 3045 boolean removeMatches, boolean debug, int userId) { 3046 if (!sUserManager.exists(userId)) return null; 3047 // writer 3048 synchronized (mPackages) { 3049 if (intent.getSelector() != null) { 3050 intent = intent.getSelector(); 3051 } 3052 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3053 3054 // Try to find a matching persistent preferred activity. 3055 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3056 debug, userId); 3057 3058 // If a persistent preferred activity matched, use it. 3059 if (pri != null) { 3060 return pri; 3061 } 3062 3063 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3064 // Get the list of preferred activities that handle the intent 3065 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3066 List<PreferredActivity> prefs = pir != null 3067 ? pir.queryIntent(intent, resolvedType, 3068 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3069 : null; 3070 if (prefs != null && prefs.size() > 0) { 3071 // First figure out how good the original match set is. 3072 // We will only allow preferred activities that came 3073 // from the same match quality. 3074 int match = 0; 3075 3076 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3077 3078 final int N = query.size(); 3079 for (int j=0; j<N; j++) { 3080 final ResolveInfo ri = query.get(j); 3081 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3082 + ": 0x" + Integer.toHexString(match)); 3083 if (ri.match > match) { 3084 match = ri.match; 3085 } 3086 } 3087 3088 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3089 + Integer.toHexString(match)); 3090 3091 match &= IntentFilter.MATCH_CATEGORY_MASK; 3092 final int M = prefs.size(); 3093 for (int i=0; i<M; i++) { 3094 final PreferredActivity pa = prefs.get(i); 3095 if (DEBUG_PREFERRED || debug) { 3096 Slog.v(TAG, "Checking PreferredActivity ds=" 3097 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3098 + "\n component=" + pa.mPref.mComponent); 3099 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3100 } 3101 if (pa.mPref.mMatch != match) { 3102 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3103 + Integer.toHexString(pa.mPref.mMatch)); 3104 continue; 3105 } 3106 // If it's not an "always" type preferred activity and that's what we're 3107 // looking for, skip it. 3108 if (always && !pa.mPref.mAlways) { 3109 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3110 continue; 3111 } 3112 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3113 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3114 if (DEBUG_PREFERRED || debug) { 3115 Slog.v(TAG, "Found preferred activity:"); 3116 if (ai != null) { 3117 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3118 } else { 3119 Slog.v(TAG, " null"); 3120 } 3121 } 3122 if (ai == null) { 3123 // This previously registered preferred activity 3124 // component is no longer known. Most likely an update 3125 // to the app was installed and in the new version this 3126 // component no longer exists. Clean it up by removing 3127 // it from the preferred activities list, and skip it. 3128 Slog.w(TAG, "Removing dangling preferred activity: " 3129 + pa.mPref.mComponent); 3130 pir.removeFilter(pa); 3131 continue; 3132 } 3133 for (int j=0; j<N; j++) { 3134 final ResolveInfo ri = query.get(j); 3135 if (!ri.activityInfo.applicationInfo.packageName 3136 .equals(ai.applicationInfo.packageName)) { 3137 continue; 3138 } 3139 if (!ri.activityInfo.name.equals(ai.name)) { 3140 continue; 3141 } 3142 3143 if (removeMatches) { 3144 pir.removeFilter(pa); 3145 if (DEBUG_PREFERRED) { 3146 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3147 } 3148 break; 3149 } 3150 3151 // Okay we found a previously set preferred or last chosen app. 3152 // If the result set is different from when this 3153 // was created, we need to clear it and re-ask the 3154 // user their preference, if we're looking for an "always" type entry. 3155 if (always && !pa.mPref.sameSet(query, priority)) { 3156 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3157 + intent + " type " + resolvedType); 3158 if (DEBUG_PREFERRED) { 3159 Slog.v(TAG, "Removing preferred activity since set changed " 3160 + pa.mPref.mComponent); 3161 } 3162 pir.removeFilter(pa); 3163 // Re-add the filter as a "last chosen" entry (!always) 3164 PreferredActivity lastChosen = new PreferredActivity( 3165 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3166 pir.addFilter(lastChosen); 3167 mSettings.writePackageRestrictionsLPr(userId); 3168 return null; 3169 } 3170 3171 // Yay! Either the set matched or we're looking for the last chosen 3172 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3173 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3174 mSettings.writePackageRestrictionsLPr(userId); 3175 return ri; 3176 } 3177 } 3178 } 3179 mSettings.writePackageRestrictionsLPr(userId); 3180 } 3181 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3182 return null; 3183 } 3184 3185 /* 3186 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3187 */ 3188 @Override 3189 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3190 int targetUserId) { 3191 mContext.enforceCallingOrSelfPermission( 3192 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3193 List<CrossProfileIntentFilter> matches = 3194 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3195 if (matches != null) { 3196 int size = matches.size(); 3197 for (int i = 0; i < size; i++) { 3198 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3199 } 3200 } 3201 3202 ArrayList<String> packageNames = null; 3203 SparseArray<ArrayList<String>> fromSource = 3204 mSettings.mCrossProfilePackageInfo.get(sourceUserId); 3205 if (fromSource != null) { 3206 packageNames = fromSource.get(targetUserId); 3207 } 3208 if (packageNames.contains(intent.getPackage())) { 3209 return true; 3210 } 3211 // We need the package name, so we try to resolve with the loosest flags possible 3212 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3213 intent, resolvedType, PackageManager.GET_UNINSTALLED_PACKAGES, targetUserId); 3214 int count = resolveInfos.size(); 3215 for (int i = 0; i < count; i++) { 3216 ResolveInfo resolveInfo = resolveInfos.get(i); 3217 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3218 return true; 3219 } 3220 } 3221 return false; 3222 } 3223 3224 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3225 String resolvedType, int userId) { 3226 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3227 if (resolver != null) { 3228 return resolver.queryIntent(intent, resolvedType, false, userId); 3229 } 3230 return null; 3231 } 3232 3233 @Override 3234 public List<ResolveInfo> queryIntentActivities(Intent intent, 3235 String resolvedType, int flags, int userId) { 3236 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3237 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3238 ComponentName comp = intent.getComponent(); 3239 if (comp == null) { 3240 if (intent.getSelector() != null) { 3241 intent = intent.getSelector(); 3242 comp = intent.getComponent(); 3243 } 3244 } 3245 3246 if (comp != null) { 3247 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3248 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3249 if (ai != null) { 3250 final ResolveInfo ri = new ResolveInfo(); 3251 ri.activityInfo = ai; 3252 list.add(ri); 3253 } 3254 return list; 3255 } 3256 3257 // reader 3258 synchronized (mPackages) { 3259 final String pkgName = intent.getPackage(); 3260 boolean queryCrossProfile = (flags & PackageManager.NO_CROSS_PROFILE) == 0; 3261 if (pkgName == null) { 3262 ResolveInfo resolveInfo = null; 3263 if (queryCrossProfile) { 3264 // Check if the intent needs to be forwarded to another user for this package 3265 ArrayList<ResolveInfo> crossProfileResult = 3266 queryIntentActivitiesCrossProfilePackage( 3267 intent, resolvedType, flags, userId); 3268 if (!crossProfileResult.isEmpty()) { 3269 // Skip the current profile 3270 return crossProfileResult; 3271 } 3272 List<CrossProfileIntentFilter> matchingFilters = 3273 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3274 // Check for results that need to skip the current profile. 3275 resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3276 resolvedType, flags, userId); 3277 if (resolveInfo != null) { 3278 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3279 result.add(resolveInfo); 3280 return result; 3281 } 3282 // Check for cross profile results. 3283 resolveInfo = queryCrossProfileIntents( 3284 matchingFilters, intent, resolvedType, flags, userId); 3285 } 3286 // Check for results in the current profile. 3287 List<ResolveInfo> result = mActivities.queryIntent( 3288 intent, resolvedType, flags, userId); 3289 if (resolveInfo != null) { 3290 result.add(resolveInfo); 3291 } 3292 return result; 3293 } 3294 final PackageParser.Package pkg = mPackages.get(pkgName); 3295 if (pkg != null) { 3296 if (queryCrossProfile) { 3297 ArrayList<ResolveInfo> crossProfileResult = 3298 queryIntentActivitiesCrossProfilePackage( 3299 intent, resolvedType, flags, userId, pkg, pkgName); 3300 if (!crossProfileResult.isEmpty()) { 3301 // Skip the current profile 3302 return crossProfileResult; 3303 } 3304 } 3305 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3306 pkg.activities, userId); 3307 } 3308 return new ArrayList<ResolveInfo>(); 3309 } 3310 } 3311 3312 private ResolveInfo querySkipCurrentProfileIntents( 3313 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3314 int flags, int sourceUserId) { 3315 if (matchingFilters != null) { 3316 int size = matchingFilters.size(); 3317 for (int i = 0; i < size; i ++) { 3318 CrossProfileIntentFilter filter = matchingFilters.get(i); 3319 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 3320 // Checking if there are activities in the target user that can handle the 3321 // intent. 3322 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3323 flags, sourceUserId); 3324 if (resolveInfo != null) { 3325 return resolveInfo; 3326 } 3327 } 3328 } 3329 } 3330 return null; 3331 } 3332 3333 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3334 Intent intent, String resolvedType, int flags, int userId) { 3335 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3336 SparseArray<ArrayList<String>> sourceForwardingInfo = 3337 mSettings.mCrossProfilePackageInfo.get(userId); 3338 if (sourceForwardingInfo != null) { 3339 int NI = sourceForwardingInfo.size(); 3340 for (int i = 0; i < NI; i++) { 3341 int targetUserId = sourceForwardingInfo.keyAt(i); 3342 ArrayList<String> packageNames = sourceForwardingInfo.valueAt(i); 3343 List<ResolveInfo> resolveInfos = mActivities.queryIntent( 3344 intent, resolvedType, flags, targetUserId); 3345 int NJ = resolveInfos.size(); 3346 for (int j = 0; j < NJ; j++) { 3347 ResolveInfo resolveInfo = resolveInfos.get(j); 3348 if (packageNames.contains(resolveInfo.activityInfo.packageName)) { 3349 matchingResolveInfos.add(createForwardingResolveInfo( 3350 resolveInfo.filter, userId, targetUserId)); 3351 } 3352 } 3353 } 3354 } 3355 return matchingResolveInfos; 3356 } 3357 3358 private ArrayList<ResolveInfo> queryIntentActivitiesCrossProfilePackage( 3359 Intent intent, String resolvedType, int flags, int userId, PackageParser.Package pkg, 3360 String packageName) { 3361 ArrayList<ResolveInfo> matchingResolveInfos = new ArrayList<ResolveInfo>(); 3362 SparseArray<ArrayList<String>> sourceForwardingInfo = 3363 mSettings.mCrossProfilePackageInfo.get(userId); 3364 if (sourceForwardingInfo != null) { 3365 int NI = sourceForwardingInfo.size(); 3366 for (int i = 0; i < NI; i++) { 3367 int targetUserId = sourceForwardingInfo.keyAt(i); 3368 if (sourceForwardingInfo.valueAt(i).contains(packageName)) { 3369 List<ResolveInfo> resolveInfos = mActivities.queryIntentForPackage( 3370 intent, resolvedType, flags, pkg.activities, targetUserId); 3371 int NJ = resolveInfos.size(); 3372 for (int j = 0; j < NJ; j++) { 3373 ResolveInfo resolveInfo = resolveInfos.get(j); 3374 matchingResolveInfos.add(createForwardingResolveInfo( 3375 resolveInfo.filter, userId, targetUserId)); 3376 } 3377 } 3378 } 3379 } 3380 return matchingResolveInfos; 3381 } 3382 3383 // Return matching ResolveInfo if any for skip current profile intent filters. 3384 private ResolveInfo queryCrossProfileIntents( 3385 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 3386 int flags, int sourceUserId) { 3387 if (matchingFilters != null) { 3388 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 3389 // match the same intent. For performance reasons, it is better not to 3390 // run queryIntent twice for the same userId 3391 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 3392 int size = matchingFilters.size(); 3393 for (int i = 0; i < size; i++) { 3394 CrossProfileIntentFilter filter = matchingFilters.get(i); 3395 int targetUserId = filter.getTargetUserId(); 3396 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 3397 && !alreadyTriedUserIds.get(targetUserId)) { 3398 // Checking if there are activities in the target user that can handle the 3399 // intent. 3400 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 3401 flags, sourceUserId); 3402 if (resolveInfo != null) return resolveInfo; 3403 alreadyTriedUserIds.put(targetUserId, true); 3404 } 3405 } 3406 } 3407 return null; 3408 } 3409 3410 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 3411 String resolvedType, int flags, int sourceUserId) { 3412 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 3413 resolvedType, flags, filter.getTargetUserId()); 3414 if (resultTargetUser != null) { 3415 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 3416 } 3417 return null; 3418 } 3419 3420 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 3421 int sourceUserId, int targetUserId) { 3422 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 3423 String className; 3424 if (targetUserId == UserHandle.USER_OWNER) { 3425 className = FORWARD_INTENT_TO_USER_OWNER; 3426 } else { 3427 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 3428 } 3429 ComponentName forwardingActivityComponentName = new ComponentName( 3430 mAndroidApplication.packageName, className); 3431 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 3432 sourceUserId); 3433 if (targetUserId == UserHandle.USER_OWNER) { 3434 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 3435 forwardingResolveInfo.noResourceId = true; 3436 } 3437 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 3438 forwardingResolveInfo.priority = 0; 3439 forwardingResolveInfo.preferredOrder = 0; 3440 forwardingResolveInfo.match = 0; 3441 forwardingResolveInfo.isDefault = true; 3442 forwardingResolveInfo.filter = filter; 3443 forwardingResolveInfo.targetUserId = targetUserId; 3444 return forwardingResolveInfo; 3445 } 3446 3447 @Override 3448 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3449 Intent[] specifics, String[] specificTypes, Intent intent, 3450 String resolvedType, int flags, int userId) { 3451 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3452 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3453 "query intent activity options"); 3454 final String resultsAction = intent.getAction(); 3455 3456 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3457 | PackageManager.GET_RESOLVED_FILTER, userId); 3458 3459 if (DEBUG_INTENT_MATCHING) { 3460 Log.v(TAG, "Query " + intent + ": " + results); 3461 } 3462 3463 int specificsPos = 0; 3464 int N; 3465 3466 // todo: note that the algorithm used here is O(N^2). This 3467 // isn't a problem in our current environment, but if we start running 3468 // into situations where we have more than 5 or 10 matches then this 3469 // should probably be changed to something smarter... 3470 3471 // First we go through and resolve each of the specific items 3472 // that were supplied, taking care of removing any corresponding 3473 // duplicate items in the generic resolve list. 3474 if (specifics != null) { 3475 for (int i=0; i<specifics.length; i++) { 3476 final Intent sintent = specifics[i]; 3477 if (sintent == null) { 3478 continue; 3479 } 3480 3481 if (DEBUG_INTENT_MATCHING) { 3482 Log.v(TAG, "Specific #" + i + ": " + sintent); 3483 } 3484 3485 String action = sintent.getAction(); 3486 if (resultsAction != null && resultsAction.equals(action)) { 3487 // If this action was explicitly requested, then don't 3488 // remove things that have it. 3489 action = null; 3490 } 3491 3492 ResolveInfo ri = null; 3493 ActivityInfo ai = null; 3494 3495 ComponentName comp = sintent.getComponent(); 3496 if (comp == null) { 3497 ri = resolveIntent( 3498 sintent, 3499 specificTypes != null ? specificTypes[i] : null, 3500 flags, userId); 3501 if (ri == null) { 3502 continue; 3503 } 3504 if (ri == mResolveInfo) { 3505 // ACK! Must do something better with this. 3506 } 3507 ai = ri.activityInfo; 3508 comp = new ComponentName(ai.applicationInfo.packageName, 3509 ai.name); 3510 } else { 3511 ai = getActivityInfo(comp, flags, userId); 3512 if (ai == null) { 3513 continue; 3514 } 3515 } 3516 3517 // Look for any generic query activities that are duplicates 3518 // of this specific one, and remove them from the results. 3519 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3520 N = results.size(); 3521 int j; 3522 for (j=specificsPos; j<N; j++) { 3523 ResolveInfo sri = results.get(j); 3524 if ((sri.activityInfo.name.equals(comp.getClassName()) 3525 && sri.activityInfo.applicationInfo.packageName.equals( 3526 comp.getPackageName())) 3527 || (action != null && sri.filter.matchAction(action))) { 3528 results.remove(j); 3529 if (DEBUG_INTENT_MATCHING) Log.v( 3530 TAG, "Removing duplicate item from " + j 3531 + " due to specific " + specificsPos); 3532 if (ri == null) { 3533 ri = sri; 3534 } 3535 j--; 3536 N--; 3537 } 3538 } 3539 3540 // Add this specific item to its proper place. 3541 if (ri == null) { 3542 ri = new ResolveInfo(); 3543 ri.activityInfo = ai; 3544 } 3545 results.add(specificsPos, ri); 3546 ri.specificIndex = i; 3547 specificsPos++; 3548 } 3549 } 3550 3551 // Now we go through the remaining generic results and remove any 3552 // duplicate actions that are found here. 3553 N = results.size(); 3554 for (int i=specificsPos; i<N-1; i++) { 3555 final ResolveInfo rii = results.get(i); 3556 if (rii.filter == null) { 3557 continue; 3558 } 3559 3560 // Iterate over all of the actions of this result's intent 3561 // filter... typically this should be just one. 3562 final Iterator<String> it = rii.filter.actionsIterator(); 3563 if (it == null) { 3564 continue; 3565 } 3566 while (it.hasNext()) { 3567 final String action = it.next(); 3568 if (resultsAction != null && resultsAction.equals(action)) { 3569 // If this action was explicitly requested, then don't 3570 // remove things that have it. 3571 continue; 3572 } 3573 for (int j=i+1; j<N; j++) { 3574 final ResolveInfo rij = results.get(j); 3575 if (rij.filter != null && rij.filter.hasAction(action)) { 3576 results.remove(j); 3577 if (DEBUG_INTENT_MATCHING) Log.v( 3578 TAG, "Removing duplicate item from " + j 3579 + " due to action " + action + " at " + i); 3580 j--; 3581 N--; 3582 } 3583 } 3584 } 3585 3586 // If the caller didn't request filter information, drop it now 3587 // so we don't have to marshall/unmarshall it. 3588 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3589 rii.filter = null; 3590 } 3591 } 3592 3593 // Filter out the caller activity if so requested. 3594 if (caller != null) { 3595 N = results.size(); 3596 for (int i=0; i<N; i++) { 3597 ActivityInfo ainfo = results.get(i).activityInfo; 3598 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3599 && caller.getClassName().equals(ainfo.name)) { 3600 results.remove(i); 3601 break; 3602 } 3603 } 3604 } 3605 3606 // If the caller didn't request filter information, 3607 // drop them now so we don't have to 3608 // marshall/unmarshall it. 3609 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3610 N = results.size(); 3611 for (int i=0; i<N; i++) { 3612 results.get(i).filter = null; 3613 } 3614 } 3615 3616 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3617 return results; 3618 } 3619 3620 @Override 3621 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3622 int userId) { 3623 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3624 ComponentName comp = intent.getComponent(); 3625 if (comp == null) { 3626 if (intent.getSelector() != null) { 3627 intent = intent.getSelector(); 3628 comp = intent.getComponent(); 3629 } 3630 } 3631 if (comp != null) { 3632 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3633 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3634 if (ai != null) { 3635 ResolveInfo ri = new ResolveInfo(); 3636 ri.activityInfo = ai; 3637 list.add(ri); 3638 } 3639 return list; 3640 } 3641 3642 // reader 3643 synchronized (mPackages) { 3644 String pkgName = intent.getPackage(); 3645 if (pkgName == null) { 3646 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3647 } 3648 final PackageParser.Package pkg = mPackages.get(pkgName); 3649 if (pkg != null) { 3650 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3651 userId); 3652 } 3653 return null; 3654 } 3655 } 3656 3657 @Override 3658 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3659 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3660 if (!sUserManager.exists(userId)) return null; 3661 if (query != null) { 3662 if (query.size() >= 1) { 3663 // If there is more than one service with the same priority, 3664 // just arbitrarily pick the first one. 3665 return query.get(0); 3666 } 3667 } 3668 return null; 3669 } 3670 3671 @Override 3672 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3673 int userId) { 3674 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3675 ComponentName comp = intent.getComponent(); 3676 if (comp == null) { 3677 if (intent.getSelector() != null) { 3678 intent = intent.getSelector(); 3679 comp = intent.getComponent(); 3680 } 3681 } 3682 if (comp != null) { 3683 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3684 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3685 if (si != null) { 3686 final ResolveInfo ri = new ResolveInfo(); 3687 ri.serviceInfo = si; 3688 list.add(ri); 3689 } 3690 return list; 3691 } 3692 3693 // reader 3694 synchronized (mPackages) { 3695 String pkgName = intent.getPackage(); 3696 if (pkgName == null) { 3697 return mServices.queryIntent(intent, resolvedType, flags, userId); 3698 } 3699 final PackageParser.Package pkg = mPackages.get(pkgName); 3700 if (pkg != null) { 3701 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3702 userId); 3703 } 3704 return null; 3705 } 3706 } 3707 3708 @Override 3709 public List<ResolveInfo> queryIntentContentProviders( 3710 Intent intent, String resolvedType, int flags, int userId) { 3711 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3712 ComponentName comp = intent.getComponent(); 3713 if (comp == null) { 3714 if (intent.getSelector() != null) { 3715 intent = intent.getSelector(); 3716 comp = intent.getComponent(); 3717 } 3718 } 3719 if (comp != null) { 3720 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3721 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3722 if (pi != null) { 3723 final ResolveInfo ri = new ResolveInfo(); 3724 ri.providerInfo = pi; 3725 list.add(ri); 3726 } 3727 return list; 3728 } 3729 3730 // reader 3731 synchronized (mPackages) { 3732 String pkgName = intent.getPackage(); 3733 if (pkgName == null) { 3734 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3735 } 3736 final PackageParser.Package pkg = mPackages.get(pkgName); 3737 if (pkg != null) { 3738 return mProviders.queryIntentForPackage( 3739 intent, resolvedType, flags, pkg.providers, userId); 3740 } 3741 return null; 3742 } 3743 } 3744 3745 @Override 3746 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3747 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3748 3749 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3750 3751 // writer 3752 synchronized (mPackages) { 3753 ArrayList<PackageInfo> list; 3754 if (listUninstalled) { 3755 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3756 for (PackageSetting ps : mSettings.mPackages.values()) { 3757 PackageInfo pi; 3758 if (ps.pkg != null) { 3759 pi = generatePackageInfo(ps.pkg, flags, userId); 3760 } else { 3761 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3762 } 3763 if (pi != null) { 3764 list.add(pi); 3765 } 3766 } 3767 } else { 3768 list = new ArrayList<PackageInfo>(mPackages.size()); 3769 for (PackageParser.Package p : mPackages.values()) { 3770 PackageInfo pi = generatePackageInfo(p, flags, userId); 3771 if (pi != null) { 3772 list.add(pi); 3773 } 3774 } 3775 } 3776 3777 return new ParceledListSlice<PackageInfo>(list); 3778 } 3779 } 3780 3781 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3782 String[] permissions, boolean[] tmp, int flags, int userId) { 3783 int numMatch = 0; 3784 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3785 for (int i=0; i<permissions.length; i++) { 3786 if (gp.grantedPermissions.contains(permissions[i])) { 3787 tmp[i] = true; 3788 numMatch++; 3789 } else { 3790 tmp[i] = false; 3791 } 3792 } 3793 if (numMatch == 0) { 3794 return; 3795 } 3796 PackageInfo pi; 3797 if (ps.pkg != null) { 3798 pi = generatePackageInfo(ps.pkg, flags, userId); 3799 } else { 3800 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3801 } 3802 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3803 if (numMatch == permissions.length) { 3804 pi.requestedPermissions = permissions; 3805 } else { 3806 pi.requestedPermissions = new String[numMatch]; 3807 numMatch = 0; 3808 for (int i=0; i<permissions.length; i++) { 3809 if (tmp[i]) { 3810 pi.requestedPermissions[numMatch] = permissions[i]; 3811 numMatch++; 3812 } 3813 } 3814 } 3815 } 3816 list.add(pi); 3817 } 3818 3819 @Override 3820 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3821 String[] permissions, int flags, int userId) { 3822 if (!sUserManager.exists(userId)) return null; 3823 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3824 3825 // writer 3826 synchronized (mPackages) { 3827 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3828 boolean[] tmpBools = new boolean[permissions.length]; 3829 if (listUninstalled) { 3830 for (PackageSetting ps : mSettings.mPackages.values()) { 3831 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3832 } 3833 } else { 3834 for (PackageParser.Package pkg : mPackages.values()) { 3835 PackageSetting ps = (PackageSetting)pkg.mExtras; 3836 if (ps != null) { 3837 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3838 userId); 3839 } 3840 } 3841 } 3842 3843 return new ParceledListSlice<PackageInfo>(list); 3844 } 3845 } 3846 3847 @Override 3848 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3849 if (!sUserManager.exists(userId)) return null; 3850 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3851 3852 // writer 3853 synchronized (mPackages) { 3854 ArrayList<ApplicationInfo> list; 3855 if (listUninstalled) { 3856 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3857 for (PackageSetting ps : mSettings.mPackages.values()) { 3858 ApplicationInfo ai; 3859 if (ps.pkg != null) { 3860 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3861 ps.readUserState(userId), userId); 3862 } else { 3863 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3864 } 3865 if (ai != null) { 3866 list.add(ai); 3867 } 3868 } 3869 } else { 3870 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3871 for (PackageParser.Package p : mPackages.values()) { 3872 if (p.mExtras != null) { 3873 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3874 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3875 if (ai != null) { 3876 list.add(ai); 3877 } 3878 } 3879 } 3880 } 3881 3882 return new ParceledListSlice<ApplicationInfo>(list); 3883 } 3884 } 3885 3886 public List<ApplicationInfo> getPersistentApplications(int flags) { 3887 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3888 3889 // reader 3890 synchronized (mPackages) { 3891 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3892 final int userId = UserHandle.getCallingUserId(); 3893 while (i.hasNext()) { 3894 final PackageParser.Package p = i.next(); 3895 if (p.applicationInfo != null 3896 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3897 && (!mSafeMode || isSystemApp(p))) { 3898 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3899 if (ps != null) { 3900 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3901 ps.readUserState(userId), userId); 3902 if (ai != null) { 3903 finalList.add(ai); 3904 } 3905 } 3906 } 3907 } 3908 } 3909 3910 return finalList; 3911 } 3912 3913 @Override 3914 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3915 if (!sUserManager.exists(userId)) return null; 3916 // reader 3917 synchronized (mPackages) { 3918 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3919 PackageSetting ps = provider != null 3920 ? mSettings.mPackages.get(provider.owner.packageName) 3921 : null; 3922 return ps != null 3923 && mSettings.isEnabledLPr(provider.info, flags, userId) 3924 && (!mSafeMode || (provider.info.applicationInfo.flags 3925 &ApplicationInfo.FLAG_SYSTEM) != 0) 3926 ? PackageParser.generateProviderInfo(provider, flags, 3927 ps.readUserState(userId), userId) 3928 : null; 3929 } 3930 } 3931 3932 /** 3933 * @deprecated 3934 */ 3935 @Deprecated 3936 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3937 // reader 3938 synchronized (mPackages) { 3939 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3940 .entrySet().iterator(); 3941 final int userId = UserHandle.getCallingUserId(); 3942 while (i.hasNext()) { 3943 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3944 PackageParser.Provider p = entry.getValue(); 3945 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3946 3947 if (ps != null && p.syncable 3948 && (!mSafeMode || (p.info.applicationInfo.flags 3949 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3950 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3951 ps.readUserState(userId), userId); 3952 if (info != null) { 3953 outNames.add(entry.getKey()); 3954 outInfo.add(info); 3955 } 3956 } 3957 } 3958 } 3959 } 3960 3961 @Override 3962 public List<ProviderInfo> queryContentProviders(String processName, 3963 int uid, int flags) { 3964 ArrayList<ProviderInfo> finalList = null; 3965 // reader 3966 synchronized (mPackages) { 3967 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3968 final int userId = processName != null ? 3969 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3970 while (i.hasNext()) { 3971 final PackageParser.Provider p = i.next(); 3972 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3973 if (ps != null && p.info.authority != null 3974 && (processName == null 3975 || (p.info.processName.equals(processName) 3976 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3977 && mSettings.isEnabledLPr(p.info, flags, userId) 3978 && (!mSafeMode 3979 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3980 if (finalList == null) { 3981 finalList = new ArrayList<ProviderInfo>(3); 3982 } 3983 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3984 ps.readUserState(userId), userId); 3985 if (info != null) { 3986 finalList.add(info); 3987 } 3988 } 3989 } 3990 } 3991 3992 if (finalList != null) { 3993 Collections.sort(finalList, mProviderInitOrderSorter); 3994 } 3995 3996 return finalList; 3997 } 3998 3999 @Override 4000 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4001 int flags) { 4002 // reader 4003 synchronized (mPackages) { 4004 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4005 return PackageParser.generateInstrumentationInfo(i, flags); 4006 } 4007 } 4008 4009 @Override 4010 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4011 int flags) { 4012 ArrayList<InstrumentationInfo> finalList = 4013 new ArrayList<InstrumentationInfo>(); 4014 4015 // reader 4016 synchronized (mPackages) { 4017 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4018 while (i.hasNext()) { 4019 final PackageParser.Instrumentation p = i.next(); 4020 if (targetPackage == null 4021 || targetPackage.equals(p.info.targetPackage)) { 4022 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4023 flags); 4024 if (ii != null) { 4025 finalList.add(ii); 4026 } 4027 } 4028 } 4029 } 4030 4031 return finalList; 4032 } 4033 4034 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4035 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4036 if (overlays == null) { 4037 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4038 return; 4039 } 4040 for (PackageParser.Package opkg : overlays.values()) { 4041 // Not much to do if idmap fails: we already logged the error 4042 // and we certainly don't want to abort installation of pkg simply 4043 // because an overlay didn't fit properly. For these reasons, 4044 // ignore the return value of createIdmapForPackagePairLI. 4045 createIdmapForPackagePairLI(pkg, opkg); 4046 } 4047 } 4048 4049 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4050 PackageParser.Package opkg) { 4051 if (!opkg.mTrustedOverlay) { 4052 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4053 opkg.baseCodePath + ": overlay not trusted"); 4054 return false; 4055 } 4056 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4057 if (overlaySet == null) { 4058 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4059 opkg.baseCodePath + " but target package has no known overlays"); 4060 return false; 4061 } 4062 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4063 // TODO: generate idmap for split APKs 4064 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4065 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4066 + opkg.baseCodePath); 4067 return false; 4068 } 4069 PackageParser.Package[] overlayArray = 4070 overlaySet.values().toArray(new PackageParser.Package[0]); 4071 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4072 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4073 return p1.mOverlayPriority - p2.mOverlayPriority; 4074 } 4075 }; 4076 Arrays.sort(overlayArray, cmp); 4077 4078 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4079 int i = 0; 4080 for (PackageParser.Package p : overlayArray) { 4081 pkg.applicationInfo.resourceDirs[i++] = p.applicationInfo.sourceDir; 4082 } 4083 return true; 4084 } 4085 4086 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 4087 final File[] files = dir.listFiles(); 4088 if (ArrayUtils.isEmpty(files)) { 4089 Log.d(TAG, "No files in app dir " + dir); 4090 return; 4091 } 4092 4093 if (DEBUG_PACKAGE_SCANNING) { 4094 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 4095 + " flags=0x" + Integer.toHexString(flags)); 4096 } 4097 4098 for (File file : files) { 4099 if (!isApkFile(file)) { 4100 // Ignore entries which are not apk's 4101 continue; 4102 } 4103 PackageParser.Package pkg = scanPackageLI(file, 4104 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null, null); 4105 // Don't mess around with apps in system partition. 4106 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4107 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 4108 // Delete the apk 4109 Slog.w(TAG, "Cleaning up failed install of " + file); 4110 file.delete(); 4111 } 4112 } 4113 } 4114 4115 private static File getSettingsProblemFile() { 4116 File dataDir = Environment.getDataDirectory(); 4117 File systemDir = new File(dataDir, "system"); 4118 File fname = new File(systemDir, "uiderrors.txt"); 4119 return fname; 4120 } 4121 4122 static void reportSettingsProblem(int priority, String msg) { 4123 try { 4124 File fname = getSettingsProblemFile(); 4125 FileOutputStream out = new FileOutputStream(fname, true); 4126 PrintWriter pw = new FastPrintWriter(out); 4127 SimpleDateFormat formatter = new SimpleDateFormat(); 4128 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4129 pw.println(dateString + ": " + msg); 4130 pw.close(); 4131 FileUtils.setPermissions( 4132 fname.toString(), 4133 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4134 -1, -1); 4135 } catch (java.io.IOException e) { 4136 } 4137 Slog.println(priority, TAG, msg); 4138 } 4139 4140 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 4141 PackageParser.Package pkg, File srcFile, int parseFlags) { 4142 if (ps != null 4143 && ps.codePath.equals(srcFile) 4144 && ps.timeStamp == srcFile.lastModified() 4145 && !isCompatSignatureUpdateNeeded(pkg)) { 4146 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4147 if (ps.signatures.mSignatures != null 4148 && ps.signatures.mSignatures.length != 0 4149 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4150 // Optimization: reuse the existing cached certificates 4151 // if the package appears to be unchanged. 4152 pkg.mSignatures = ps.signatures.mSignatures; 4153 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4154 pkg.mSigningKeys = ksms.getPublicKeysFromKeySet(mSigningKeySetId); 4155 return true; 4156 } 4157 4158 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 4159 } else { 4160 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4161 } 4162 4163 try { 4164 pp.collectCertificates(pkg, parseFlags); 4165 pp.collectManifestDigest(pkg); 4166 } catch (PackageParserException e) { 4167 mLastScanError = e.error; 4168 return false; 4169 } 4170 return true; 4171 } 4172 4173 /* 4174 * Scan a package and return the newly parsed package. 4175 * Returns null in case of errors and the error code is stored in mLastScanError 4176 */ 4177 private PackageParser.Package scanPackageLI(File scanFile, 4178 int parseFlags, int scanMode, long currentTime, UserHandle user, String abiOverride) { 4179 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 4180 String scanPath = scanFile.getPath(); 4181 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 4182 parseFlags |= mDefParseFlags; 4183 PackageParser pp = new PackageParser(); 4184 pp.setSeparateProcesses(mSeparateProcesses); 4185 pp.setOnlyCoreApps(mOnlyCore); 4186 pp.setDisplayMetrics(mMetrics); 4187 4188 if ((scanMode & SCAN_TRUSTED_OVERLAY) != 0) { 4189 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4190 } 4191 4192 final PackageParser.Package pkg; 4193 try { 4194 pkg = pp.parseMonolithicPackage(scanFile, parseFlags); 4195 } catch (PackageParserException e) { 4196 mLastScanError = e.error; 4197 return null; 4198 } 4199 4200 PackageSetting ps = null; 4201 PackageSetting updatedPkg; 4202 // reader 4203 synchronized (mPackages) { 4204 // Look to see if we already know about this package. 4205 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4206 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4207 // This package has been renamed to its original name. Let's 4208 // use that. 4209 ps = mSettings.peekPackageLPr(oldName); 4210 } 4211 // If there was no original package, see one for the real package name. 4212 if (ps == null) { 4213 ps = mSettings.peekPackageLPr(pkg.packageName); 4214 } 4215 // Check to see if this package could be hiding/updating a system 4216 // package. Must look for it either under the original or real 4217 // package name depending on our state. 4218 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4219 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4220 } 4221 boolean updatedPkgBetter = false; 4222 // First check if this is a system package that may involve an update 4223 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4224 if (ps != null && !ps.codePath.equals(scanFile)) { 4225 // The path has changed from what was last scanned... check the 4226 // version of the new path against what we have stored to determine 4227 // what to do. 4228 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4229 if (pkg.mVersionCode < ps.versionCode) { 4230 // The system package has been updated and the code path does not match 4231 // Ignore entry. Skip it. 4232 Log.i(TAG, "Package " + ps.name + " at " + scanFile 4233 + " ignored: updated version " + ps.versionCode 4234 + " better than this " + pkg.mVersionCode); 4235 if (!updatedPkg.codePath.equals(scanFile)) { 4236 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 4237 + ps.name + " changing from " + updatedPkg.codePathString 4238 + " to " + scanFile); 4239 updatedPkg.codePath = scanFile; 4240 updatedPkg.codePathString = scanFile.toString(); 4241 // This is the point at which we know that the system-disk APK 4242 // for this package has moved during a reboot (e.g. due to an OTA), 4243 // so we need to reevaluate it for privilege policy. 4244 if (locationIsPrivileged(scanFile)) { 4245 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 4246 } 4247 } 4248 updatedPkg.pkg = pkg; 4249 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4250 return null; 4251 } else { 4252 // The current app on the system partition is better than 4253 // what we have updated to on the data partition; switch 4254 // back to the system partition version. 4255 // At this point, its safely assumed that package installation for 4256 // apps in system partition will go through. If not there won't be a working 4257 // version of the app 4258 // writer 4259 synchronized (mPackages) { 4260 // Just remove the loaded entries from package lists. 4261 mPackages.remove(ps.name); 4262 } 4263 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 4264 + "reverting from " + ps.codePathString 4265 + ": new version " + pkg.mVersionCode 4266 + " better than installed " + ps.versionCode); 4267 4268 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4269 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString, 4270 getAppInstructionSetFromSettings(ps)); 4271 synchronized (mInstallLock) { 4272 args.cleanUpResourcesLI(); 4273 } 4274 synchronized (mPackages) { 4275 mSettings.enableSystemPackageLPw(ps.name); 4276 } 4277 updatedPkgBetter = true; 4278 } 4279 } 4280 } 4281 4282 if (updatedPkg != null) { 4283 // An updated system app will not have the PARSE_IS_SYSTEM flag set 4284 // initially 4285 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 4286 4287 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 4288 // flag set initially 4289 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 4290 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 4291 } 4292 } 4293 // Verify certificates against what was last scanned 4294 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 4295 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 4296 return null; 4297 } 4298 4299 /* 4300 * A new system app appeared, but we already had a non-system one of the 4301 * same name installed earlier. 4302 */ 4303 boolean shouldHideSystemApp = false; 4304 if (updatedPkg == null && ps != null 4305 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 4306 /* 4307 * Check to make sure the signatures match first. If they don't, 4308 * wipe the installed application and its data. 4309 */ 4310 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 4311 != PackageManager.SIGNATURE_MATCH) { 4312 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 4313 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 4314 ps = null; 4315 } else { 4316 /* 4317 * If the newly-added system app is an older version than the 4318 * already installed version, hide it. It will be scanned later 4319 * and re-added like an update. 4320 */ 4321 if (pkg.mVersionCode < ps.versionCode) { 4322 shouldHideSystemApp = true; 4323 } else { 4324 /* 4325 * The newly found system app is a newer version that the 4326 * one previously installed. Simply remove the 4327 * already-installed application and replace it with our own 4328 * while keeping the application data. 4329 */ 4330 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 4331 + ps.codePathString + ": new version " + pkg.mVersionCode 4332 + " better than installed " + ps.versionCode); 4333 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 4334 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString, 4335 getAppInstructionSetFromSettings(ps)); 4336 synchronized (mInstallLock) { 4337 args.cleanUpResourcesLI(); 4338 } 4339 } 4340 } 4341 } 4342 4343 // The apk is forward locked (not public) if its code and resources 4344 // are kept in different files. (except for app in either system or 4345 // vendor path). 4346 // TODO grab this value from PackageSettings 4347 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4348 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 4349 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 4350 } 4351 } 4352 4353 final String baseCodePath = pkg.baseCodePath; 4354 final String[] splitCodePaths = pkg.splitCodePaths; 4355 4356 // TODO: extend to support forward-locked splits 4357 String baseResPath = null; 4358 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4359 if (ps != null && ps.resourcePathString != null) { 4360 baseResPath = ps.resourcePathString; 4361 } else { 4362 // Should not happen at all. Just log an error. 4363 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4364 } 4365 } else { 4366 baseResPath = pkg.baseCodePath; 4367 } 4368 4369 // Set application objects path explicitly. 4370 pkg.applicationInfo.sourceDir = baseCodePath; 4371 pkg.applicationInfo.publicSourceDir = baseResPath; 4372 pkg.applicationInfo.splitSourceDirs = splitCodePaths; 4373 pkg.applicationInfo.splitPublicSourceDirs = splitCodePaths; 4374 4375 // Note that we invoke the following method only if we are about to unpack an application 4376 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4377 | SCAN_UPDATE_SIGNATURE, currentTime, user, abiOverride); 4378 4379 /* 4380 * If the system app should be overridden by a previously installed 4381 * data, hide the system app now and let the /data/app scan pick it up 4382 * again. 4383 */ 4384 if (shouldHideSystemApp) { 4385 synchronized (mPackages) { 4386 /* 4387 * We have to grant systems permissions before we hide, because 4388 * grantPermissions will assume the package update is trying to 4389 * expand its permissions. 4390 */ 4391 grantPermissionsLPw(pkg, true); 4392 mSettings.disableSystemPackageLPw(pkg.packageName); 4393 } 4394 } 4395 4396 return scannedPkg; 4397 } 4398 4399 private static String fixProcessName(String defProcessName, 4400 String processName, int uid) { 4401 if (processName == null) { 4402 return defProcessName; 4403 } 4404 return processName; 4405 } 4406 4407 private boolean verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) { 4408 if (pkgSetting.signatures.mSignatures != null) { 4409 // Already existing package. Make sure signatures match 4410 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 4411 == PackageManager.SIGNATURE_MATCH; 4412 if (!match) { 4413 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 4414 == PackageManager.SIGNATURE_MATCH; 4415 } 4416 if (!match) { 4417 Slog.e(TAG, "Package " + pkg.packageName 4418 + " signatures do not match the previously installed version; ignoring!"); 4419 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4420 return false; 4421 } 4422 } 4423 4424 // Check for shared user signatures 4425 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4426 // Already existing package. Make sure signatures match 4427 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4428 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 4429 if (!match) { 4430 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 4431 == PackageManager.SIGNATURE_MATCH; 4432 } 4433 if (!match) { 4434 Slog.e(TAG, "Package " + pkg.packageName 4435 + " has no signatures that match those in shared user " 4436 + pkgSetting.sharedUser.name + "; ignoring!"); 4437 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4438 return false; 4439 } 4440 } 4441 return true; 4442 } 4443 4444 /** 4445 * Enforces that only the system UID or root's UID can call a method exposed 4446 * via Binder. 4447 * 4448 * @param message used as message if SecurityException is thrown 4449 * @throws SecurityException if the caller is not system or root 4450 */ 4451 private static final void enforceSystemOrRoot(String message) { 4452 final int uid = Binder.getCallingUid(); 4453 if (uid != Process.SYSTEM_UID && uid != 0) { 4454 throw new SecurityException(message); 4455 } 4456 } 4457 4458 @Override 4459 public void performBootDexOpt() { 4460 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4461 4462 final HashSet<PackageParser.Package> pkgs; 4463 synchronized (mPackages) { 4464 pkgs = mDeferredDexOpt; 4465 mDeferredDexOpt = null; 4466 } 4467 4468 if (pkgs != null) { 4469 // Filter out packages that aren't recently used. 4470 // 4471 // The exception is first boot of a non-eng device, which 4472 // should do a full dexopt. 4473 boolean eng = "eng".equals(SystemProperties.get("ro.build.type")); 4474 if (eng || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 4475 // TODO: add a property to control this? 4476 long dexOptLRUThresholdInMinutes; 4477 if (eng) { 4478 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 4479 } else { 4480 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 4481 } 4482 long dexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 4483 4484 int total = pkgs.size(); 4485 int skipped = 0; 4486 long now = System.currentTimeMillis(); 4487 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 4488 PackageParser.Package pkg = i.next(); 4489 long then = pkg.mLastPackageUsageTimeInMills; 4490 if (then + dexOptLRUThresholdInMills < now) { 4491 if (DEBUG_DEXOPT) { 4492 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 4493 ((then == 0) ? "never" : new Date(then))); 4494 } 4495 i.remove(); 4496 skipped++; 4497 } 4498 } 4499 if (DEBUG_DEXOPT) { 4500 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 4501 } 4502 } 4503 4504 int i = 0; 4505 for (PackageParser.Package pkg : pkgs) { 4506 i++; 4507 if (DEBUG_DEXOPT) { 4508 Log.i(TAG, "Optimizing app " + i + " of " + pkgs.size() 4509 + ": " + pkg.packageName); 4510 } 4511 if (!isFirstBoot()) { 4512 try { 4513 ActivityManagerNative.getDefault().showBootMessage( 4514 mContext.getResources().getString( 4515 R.string.android_upgrading_apk, 4516 i, pkgs.size()), true); 4517 } catch (RemoteException e) { 4518 } 4519 } 4520 PackageParser.Package p = pkg; 4521 synchronized (mInstallLock) { 4522 if (p.mDexOptNeeded) { 4523 performDexOptLI(p, false /* force dex */, false /* defer */, 4524 true /* include dependencies */); 4525 } 4526 } 4527 } 4528 } 4529 } 4530 4531 @Override 4532 public boolean performDexOpt(String packageName) { 4533 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4534 return performDexOpt(packageName, true); 4535 } 4536 4537 public boolean performDexOpt(String packageName, boolean updateUsage) { 4538 4539 PackageParser.Package p; 4540 synchronized (mPackages) { 4541 p = mPackages.get(packageName); 4542 if (p == null) { 4543 return false; 4544 } 4545 if (updateUsage) { 4546 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 4547 } 4548 mPackageUsage.write(false); 4549 if (!p.mDexOptNeeded) { 4550 return false; 4551 } 4552 } 4553 4554 synchronized (mInstallLock) { 4555 return performDexOptLI(p, false /* force dex */, false /* defer */, 4556 true /* include dependencies */) == DEX_OPT_PERFORMED; 4557 } 4558 } 4559 4560 public HashSet<String> getPackagesThatNeedDexOpt() { 4561 HashSet<String> pkgs = null; 4562 synchronized (mPackages) { 4563 for (PackageParser.Package p : mPackages.values()) { 4564 if (DEBUG_DEXOPT) { 4565 Log.i(TAG, p.packageName + " mDexOptNeeded=" + p.mDexOptNeeded); 4566 } 4567 if (!p.mDexOptNeeded) { 4568 continue; 4569 } 4570 if (pkgs == null) { 4571 pkgs = new HashSet<String>(); 4572 } 4573 pkgs.add(p.packageName); 4574 } 4575 } 4576 return pkgs; 4577 } 4578 4579 public void shutdown() { 4580 mPackageUsage.write(true); 4581 } 4582 4583 private void performDexOptLibsLI(ArrayList<String> libs, String instructionSet, 4584 boolean forceDex, boolean defer, HashSet<String> done) { 4585 for (int i=0; i<libs.size(); i++) { 4586 PackageParser.Package libPkg; 4587 String libName; 4588 synchronized (mPackages) { 4589 libName = libs.get(i); 4590 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4591 if (lib != null && lib.apk != null) { 4592 libPkg = mPackages.get(lib.apk); 4593 } else { 4594 libPkg = null; 4595 } 4596 } 4597 if (libPkg != null && !done.contains(libName)) { 4598 performDexOptLI(libPkg, instructionSet, forceDex, defer, done); 4599 } 4600 } 4601 } 4602 4603 static final int DEX_OPT_SKIPPED = 0; 4604 static final int DEX_OPT_PERFORMED = 1; 4605 static final int DEX_OPT_DEFERRED = 2; 4606 static final int DEX_OPT_FAILED = -1; 4607 4608 private int performDexOptLI(PackageParser.Package pkg, String instructionSetOverride, 4609 boolean forceDex, boolean defer, HashSet<String> done) { 4610 final String instructionSet = instructionSetOverride != null ? 4611 instructionSetOverride : getAppInstructionSet(pkg.applicationInfo); 4612 4613 if (done != null) { 4614 done.add(pkg.packageName); 4615 if (pkg.usesLibraries != null) { 4616 performDexOptLibsLI(pkg.usesLibraries, instructionSet, forceDex, defer, done); 4617 } 4618 if (pkg.usesOptionalLibraries != null) { 4619 performDexOptLibsLI(pkg.usesOptionalLibraries, instructionSet, forceDex, defer, done); 4620 } 4621 } 4622 4623 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0) { 4624 final Collection<String> paths = pkg.getAllCodePaths(); 4625 for (String path : paths) { 4626 try { 4627 boolean isDexOptNeededInternal = DexFile.isDexOptNeededInternal(path, 4628 pkg.packageName, instructionSet, defer); 4629 // There are three basic cases here: 4630 // 1.) we need to dexopt, either because we are forced or it is needed 4631 // 2.) we are defering a needed dexopt 4632 // 3.) we are skipping an unneeded dexopt 4633 if (forceDex || (!defer && isDexOptNeededInternal)) { 4634 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4635 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4636 int ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4637 pkg.packageName, instructionSet); 4638 // Note that we ran dexopt, since rerunning will 4639 // probably just result in an error again. 4640 pkg.mDexOptNeeded = false; 4641 if (ret < 0) { 4642 return DEX_OPT_FAILED; 4643 } 4644 return DEX_OPT_PERFORMED; 4645 } 4646 if (defer && isDexOptNeededInternal) { 4647 if (mDeferredDexOpt == null) { 4648 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4649 } 4650 mDeferredDexOpt.add(pkg); 4651 return DEX_OPT_DEFERRED; 4652 } 4653 pkg.mDexOptNeeded = false; 4654 return DEX_OPT_SKIPPED; 4655 } catch (FileNotFoundException e) { 4656 Slog.w(TAG, "Apk not found for dexopt: " + path); 4657 return DEX_OPT_FAILED; 4658 } catch (IOException e) { 4659 Slog.w(TAG, "IOException reading apk: " + path, e); 4660 return DEX_OPT_FAILED; 4661 } catch (StaleDexCacheError e) { 4662 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4663 return DEX_OPT_FAILED; 4664 } catch (Exception e) { 4665 Slog.w(TAG, "Exception when doing dexopt : ", e); 4666 return DEX_OPT_FAILED; 4667 } 4668 } 4669 } 4670 return DEX_OPT_SKIPPED; 4671 } 4672 4673 private String getAppInstructionSet(ApplicationInfo info) { 4674 String instructionSet = getPreferredInstructionSet(); 4675 4676 if (info.cpuAbi != null) { 4677 instructionSet = VMRuntime.getInstructionSet(info.cpuAbi); 4678 } 4679 4680 return instructionSet; 4681 } 4682 4683 private String getAppInstructionSetFromSettings(PackageSetting ps) { 4684 String instructionSet = getPreferredInstructionSet(); 4685 4686 if (ps.cpuAbiString != null) { 4687 instructionSet = VMRuntime.getInstructionSet(ps.cpuAbiString); 4688 } 4689 4690 return instructionSet; 4691 } 4692 4693 private static String getPreferredInstructionSet() { 4694 if (sPreferredInstructionSet == null) { 4695 sPreferredInstructionSet = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]); 4696 } 4697 4698 return sPreferredInstructionSet; 4699 } 4700 4701 private static List<String> getAllInstructionSets() { 4702 final String[] allAbis = Build.SUPPORTED_ABIS; 4703 final List<String> allInstructionSets = new ArrayList<String>(allAbis.length); 4704 4705 for (String abi : allAbis) { 4706 final String instructionSet = VMRuntime.getInstructionSet(abi); 4707 if (!allInstructionSets.contains(instructionSet)) { 4708 allInstructionSets.add(instructionSet); 4709 } 4710 } 4711 4712 return allInstructionSets; 4713 } 4714 4715 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4716 boolean inclDependencies) { 4717 HashSet<String> done; 4718 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4719 done = new HashSet<String>(); 4720 done.add(pkg.packageName); 4721 } else { 4722 done = null; 4723 } 4724 return performDexOptLI(pkg, null /* instruction set override */, forceDex, defer, done); 4725 } 4726 4727 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4728 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4729 Slog.w(TAG, "Unable to update from " + oldPkg.name 4730 + " to " + newPkg.packageName 4731 + ": old package not in system partition"); 4732 return false; 4733 } else if (mPackages.get(oldPkg.name) != null) { 4734 Slog.w(TAG, "Unable to update from " + oldPkg.name 4735 + " to " + newPkg.packageName 4736 + ": old package still exists"); 4737 return false; 4738 } 4739 return true; 4740 } 4741 4742 File getDataPathForUser(int userId) { 4743 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4744 } 4745 4746 private File getDataPathForPackage(String packageName, int userId) { 4747 /* 4748 * Until we fully support multiple users, return the directory we 4749 * previously would have. The PackageManagerTests will need to be 4750 * revised when this is changed back.. 4751 */ 4752 if (userId == 0) { 4753 return new File(mAppDataDir, packageName); 4754 } else { 4755 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4756 + File.separator + packageName); 4757 } 4758 } 4759 4760 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4761 int[] users = sUserManager.getUserIds(); 4762 int res = mInstaller.install(packageName, uid, uid, seinfo); 4763 if (res < 0) { 4764 return res; 4765 } 4766 for (int user : users) { 4767 if (user != 0) { 4768 res = mInstaller.createUserData(packageName, 4769 UserHandle.getUid(user, uid), user, seinfo); 4770 if (res < 0) { 4771 return res; 4772 } 4773 } 4774 } 4775 return res; 4776 } 4777 4778 private int removeDataDirsLI(String packageName) { 4779 int[] users = sUserManager.getUserIds(); 4780 int res = 0; 4781 for (int user : users) { 4782 int resInner = mInstaller.remove(packageName, user); 4783 if (resInner < 0) { 4784 res = resInner; 4785 } 4786 } 4787 4788 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4789 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4790 if (!nativeLibraryFile.delete()) { 4791 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4792 } 4793 4794 return res; 4795 } 4796 4797 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 4798 PackageParser.Package changingLib) { 4799 if (file.path != null) { 4800 usesLibraryFiles.add(file.path); 4801 return; 4802 } 4803 PackageParser.Package p = mPackages.get(file.apk); 4804 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4805 // If we are doing this while in the middle of updating a library apk, 4806 // then we need to make sure to use that new apk for determining the 4807 // dependencies here. (We haven't yet finished committing the new apk 4808 // to the package manager state.) 4809 if (p == null || p.packageName.equals(changingLib.packageName)) { 4810 p = changingLib; 4811 } 4812 } 4813 if (p != null) { 4814 usesLibraryFiles.addAll(p.getAllCodePaths()); 4815 } 4816 } 4817 4818 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4819 PackageParser.Package changingLib) { 4820 // We might be upgrading from a version of the platform that did not 4821 // provide per-package native library directories for system apps. 4822 // Fix that up here. 4823 if (isSystemApp(pkg)) { 4824 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4825 setInternalAppNativeLibraryPath(pkg, ps); 4826 } 4827 4828 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4829 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 4830 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4831 for (int i=0; i<N; i++) { 4832 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4833 if (file == null) { 4834 Slog.e(TAG, "Package " + pkg.packageName 4835 + " requires unavailable shared library " 4836 + pkg.usesLibraries.get(i) + "; failing!"); 4837 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4838 return false; 4839 } 4840 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4841 } 4842 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4843 for (int i=0; i<N; i++) { 4844 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4845 if (file == null) { 4846 Slog.w(TAG, "Package " + pkg.packageName 4847 + " desires unavailable shared library " 4848 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4849 } else { 4850 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 4851 } 4852 } 4853 N = usesLibraryFiles.size(); 4854 if (N > 0) { 4855 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 4856 } else { 4857 pkg.usesLibraryFiles = null; 4858 } 4859 } 4860 return true; 4861 } 4862 4863 private static boolean hasString(List<String> list, List<String> which) { 4864 if (list == null) { 4865 return false; 4866 } 4867 for (int i=list.size()-1; i>=0; i--) { 4868 for (int j=which.size()-1; j>=0; j--) { 4869 if (which.get(j).equals(list.get(i))) { 4870 return true; 4871 } 4872 } 4873 } 4874 return false; 4875 } 4876 4877 private void updateAllSharedLibrariesLPw() { 4878 for (PackageParser.Package pkg : mPackages.values()) { 4879 updateSharedLibrariesLPw(pkg, null); 4880 } 4881 } 4882 4883 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4884 PackageParser.Package changingPkg) { 4885 ArrayList<PackageParser.Package> res = null; 4886 for (PackageParser.Package pkg : mPackages.values()) { 4887 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4888 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4889 if (res == null) { 4890 res = new ArrayList<PackageParser.Package>(); 4891 } 4892 res.add(pkg); 4893 updateSharedLibrariesLPw(pkg, changingPkg); 4894 } 4895 } 4896 return res; 4897 } 4898 4899 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4900 int parseFlags, int scanMode, long currentTime, UserHandle user, String abiOverride) { 4901 final File scanFile = new File(pkg.codePath); 4902 if (pkg.applicationInfo.sourceDir == null || 4903 pkg.applicationInfo.publicSourceDir == null) { 4904 // Bail out. The resource and code paths haven't been set. 4905 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4906 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4907 return null; 4908 } 4909 4910 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4911 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4912 } 4913 4914 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4915 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4916 } 4917 4918 if (mCustomResolverComponentName != null && 4919 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4920 setUpCustomResolverActivity(pkg); 4921 } 4922 4923 if (pkg.packageName.equals("android")) { 4924 synchronized (mPackages) { 4925 if (mAndroidApplication != null) { 4926 Slog.w(TAG, "*************************************************"); 4927 Slog.w(TAG, "Core android package being redefined. Skipping."); 4928 Slog.w(TAG, " file=" + scanFile); 4929 Slog.w(TAG, "*************************************************"); 4930 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4931 return null; 4932 } 4933 4934 // Set up information for our fall-back user intent resolution activity. 4935 mPlatformPackage = pkg; 4936 pkg.mVersionCode = mSdkVersion; 4937 mAndroidApplication = pkg.applicationInfo; 4938 4939 if (!mResolverReplaced) { 4940 mResolveActivity.applicationInfo = mAndroidApplication; 4941 mResolveActivity.name = ResolverActivity.class.getName(); 4942 mResolveActivity.packageName = mAndroidApplication.packageName; 4943 mResolveActivity.processName = "system:ui"; 4944 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4945 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 4946 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4947 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 4948 mResolveActivity.exported = true; 4949 mResolveActivity.enabled = true; 4950 mResolveInfo.activityInfo = mResolveActivity; 4951 mResolveInfo.priority = 0; 4952 mResolveInfo.preferredOrder = 0; 4953 mResolveInfo.match = 0; 4954 mResolveComponentName = new ComponentName( 4955 mAndroidApplication.packageName, mResolveActivity.name); 4956 } 4957 } 4958 } 4959 4960 if (DEBUG_PACKAGE_SCANNING) { 4961 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4962 Log.d(TAG, "Scanning package " + pkg.packageName); 4963 } 4964 4965 if (mPackages.containsKey(pkg.packageName) 4966 || mSharedLibraries.containsKey(pkg.packageName)) { 4967 Slog.w(TAG, "Application package " + pkg.packageName 4968 + " already installed. Skipping duplicate."); 4969 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4970 return null; 4971 } 4972 4973 // Initialize package source and resource directories 4974 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4975 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4976 4977 SharedUserSetting suid = null; 4978 PackageSetting pkgSetting = null; 4979 4980 if (!isSystemApp(pkg)) { 4981 // Only system apps can use these features. 4982 pkg.mOriginalPackages = null; 4983 pkg.mRealPackage = null; 4984 pkg.mAdoptPermissions = null; 4985 } 4986 4987 // writer 4988 synchronized (mPackages) { 4989 if (pkg.mSharedUserId != null) { 4990 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4991 if (suid == null) { 4992 Slog.w(TAG, "Creating application package " + pkg.packageName 4993 + " for shared user failed"); 4994 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4995 return null; 4996 } 4997 if (DEBUG_PACKAGE_SCANNING) { 4998 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4999 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5000 + "): packages=" + suid.packages); 5001 } 5002 } 5003 5004 // Check if we are renaming from an original package name. 5005 PackageSetting origPackage = null; 5006 String realName = null; 5007 if (pkg.mOriginalPackages != null) { 5008 // This package may need to be renamed to a previously 5009 // installed name. Let's check on that... 5010 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5011 if (pkg.mOriginalPackages.contains(renamed)) { 5012 // This package had originally been installed as the 5013 // original name, and we have already taken care of 5014 // transitioning to the new one. Just update the new 5015 // one to continue using the old name. 5016 realName = pkg.mRealPackage; 5017 if (!pkg.packageName.equals(renamed)) { 5018 // Callers into this function may have already taken 5019 // care of renaming the package; only do it here if 5020 // it is not already done. 5021 pkg.setPackageName(renamed); 5022 } 5023 5024 } else { 5025 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5026 if ((origPackage = mSettings.peekPackageLPr( 5027 pkg.mOriginalPackages.get(i))) != null) { 5028 // We do have the package already installed under its 5029 // original name... should we use it? 5030 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5031 // New package is not compatible with original. 5032 origPackage = null; 5033 continue; 5034 } else if (origPackage.sharedUser != null) { 5035 // Make sure uid is compatible between packages. 5036 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5037 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5038 + " to " + pkg.packageName + ": old uid " 5039 + origPackage.sharedUser.name 5040 + " differs from " + pkg.mSharedUserId); 5041 origPackage = null; 5042 continue; 5043 } 5044 } else { 5045 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5046 + pkg.packageName + " to old name " + origPackage.name); 5047 } 5048 break; 5049 } 5050 } 5051 } 5052 } 5053 5054 if (mTransferedPackages.contains(pkg.packageName)) { 5055 Slog.w(TAG, "Package " + pkg.packageName 5056 + " was transferred to another, but its .apk remains"); 5057 } 5058 5059 // Just create the setting, don't add it yet. For already existing packages 5060 // the PkgSetting exists already and doesn't have to be created. 5061 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5062 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 5063 pkg.applicationInfo.cpuAbi, 5064 pkg.applicationInfo.flags, user, false); 5065 if (pkgSetting == null) { 5066 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 5067 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5068 return null; 5069 } 5070 5071 if (pkgSetting.origPackage != null) { 5072 // If we are first transitioning from an original package, 5073 // fix up the new package's name now. We need to do this after 5074 // looking up the package under its new name, so getPackageLP 5075 // can take care of fiddling things correctly. 5076 pkg.setPackageName(origPackage.name); 5077 5078 // File a report about this. 5079 String msg = "New package " + pkgSetting.realName 5080 + " renamed to replace old package " + pkgSetting.name; 5081 reportSettingsProblem(Log.WARN, msg); 5082 5083 // Make a note of it. 5084 mTransferedPackages.add(origPackage.name); 5085 5086 // No longer need to retain this. 5087 pkgSetting.origPackage = null; 5088 } 5089 5090 if (realName != null) { 5091 // Make a note of it. 5092 mTransferedPackages.add(pkg.packageName); 5093 } 5094 5095 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5096 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5097 } 5098 5099 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5100 // Check all shared libraries and map to their actual file path. 5101 // We only do this here for apps not on a system dir, because those 5102 // are the only ones that can fail an install due to this. We 5103 // will take care of the system apps by updating all of their 5104 // library paths after the scan is done. 5105 if (!updateSharedLibrariesLPw(pkg, null)) { 5106 return null; 5107 } 5108 } 5109 5110 if (mFoundPolicyFile) { 5111 SELinuxMMAC.assignSeinfoValue(pkg); 5112 } 5113 5114 pkg.applicationInfo.uid = pkgSetting.appId; 5115 pkg.mExtras = pkgSetting; 5116 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5117 if (!verifySignaturesLP(pkgSetting, pkg)) { 5118 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5119 return null; 5120 } 5121 // The signature has changed, but this package is in the system 5122 // image... let's recover! 5123 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5124 // However... if this package is part of a shared user, but it 5125 // doesn't match the signature of the shared user, let's fail. 5126 // What this means is that you can't change the signatures 5127 // associated with an overall shared user, which doesn't seem all 5128 // that unreasonable. 5129 if (pkgSetting.sharedUser != null) { 5130 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5131 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5132 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 5133 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 5134 return null; 5135 } 5136 } 5137 // File a report about this. 5138 String msg = "System package " + pkg.packageName 5139 + " signature changed; retaining data."; 5140 reportSettingsProblem(Log.WARN, msg); 5141 } 5142 } else { 5143 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5144 Slog.e(TAG, "Package " + pkg.packageName 5145 + " upgrade keys do not match the previously installed version; "); 5146 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5147 return null; 5148 } else { 5149 // signatures may have changed as result of upgrade 5150 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5151 } 5152 } 5153 // Verify that this new package doesn't have any content providers 5154 // that conflict with existing packages. Only do this if the 5155 // package isn't already installed, since we don't want to break 5156 // things that are installed. 5157 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 5158 final int N = pkg.providers.size(); 5159 int i; 5160 for (i=0; i<N; i++) { 5161 PackageParser.Provider p = pkg.providers.get(i); 5162 if (p.info.authority != null) { 5163 String names[] = p.info.authority.split(";"); 5164 for (int j = 0; j < names.length; j++) { 5165 if (mProvidersByAuthority.containsKey(names[j])) { 5166 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5167 Slog.w(TAG, "Can't install because provider name " + names[j] + 5168 " (in package " + pkg.applicationInfo.packageName + 5169 ") is already used by " 5170 + ((other != null && other.getComponentName() != null) 5171 ? other.getComponentName().getPackageName() : "?")); 5172 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 5173 return null; 5174 } 5175 } 5176 } 5177 } 5178 } 5179 5180 if (pkg.mAdoptPermissions != null) { 5181 // This package wants to adopt ownership of permissions from 5182 // another package. 5183 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 5184 final String origName = pkg.mAdoptPermissions.get(i); 5185 final PackageSetting orig = mSettings.peekPackageLPr(origName); 5186 if (orig != null) { 5187 if (verifyPackageUpdateLPr(orig, pkg)) { 5188 Slog.i(TAG, "Adopting permissions from " + origName + " to " 5189 + pkg.packageName); 5190 mSettings.transferPermissionsLPw(origName, pkg.packageName); 5191 } 5192 } 5193 } 5194 } 5195 } 5196 5197 final String pkgName = pkg.packageName; 5198 5199 final long scanFileTime = scanFile.lastModified(); 5200 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 5201 pkg.applicationInfo.processName = fixProcessName( 5202 pkg.applicationInfo.packageName, 5203 pkg.applicationInfo.processName, 5204 pkg.applicationInfo.uid); 5205 5206 File dataPath; 5207 if (mPlatformPackage == pkg) { 5208 // The system package is special. 5209 dataPath = new File (Environment.getDataDirectory(), "system"); 5210 pkg.applicationInfo.dataDir = dataPath.getPath(); 5211 } else { 5212 // This is a normal package, need to make its data directory. 5213 dataPath = getDataPathForPackage(pkg.packageName, 0); 5214 5215 boolean uidError = false; 5216 5217 if (dataPath.exists()) { 5218 int currentUid = 0; 5219 try { 5220 StructStat stat = Os.stat(dataPath.getPath()); 5221 currentUid = stat.st_uid; 5222 } catch (ErrnoException e) { 5223 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 5224 } 5225 5226 // If we have mismatched owners for the data path, we have a problem. 5227 if (currentUid != pkg.applicationInfo.uid) { 5228 boolean recovered = false; 5229 if (currentUid == 0) { 5230 // The directory somehow became owned by root. Wow. 5231 // This is probably because the system was stopped while 5232 // installd was in the middle of messing with its libs 5233 // directory. Ask installd to fix that. 5234 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 5235 pkg.applicationInfo.uid); 5236 if (ret >= 0) { 5237 recovered = true; 5238 String msg = "Package " + pkg.packageName 5239 + " unexpectedly changed to uid 0; recovered to " + 5240 + pkg.applicationInfo.uid; 5241 reportSettingsProblem(Log.WARN, msg); 5242 } 5243 } 5244 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5245 || (scanMode&SCAN_BOOTING) != 0)) { 5246 // If this is a system app, we can at least delete its 5247 // current data so the application will still work. 5248 int ret = removeDataDirsLI(pkgName); 5249 if (ret >= 0) { 5250 // TODO: Kill the processes first 5251 // Old data gone! 5252 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 5253 ? "System package " : "Third party package "; 5254 String msg = prefix + pkg.packageName 5255 + " has changed from uid: " 5256 + currentUid + " to " 5257 + pkg.applicationInfo.uid + "; old data erased"; 5258 reportSettingsProblem(Log.WARN, msg); 5259 recovered = true; 5260 5261 // And now re-install the app. 5262 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5263 pkg.applicationInfo.seinfo); 5264 if (ret == -1) { 5265 // Ack should not happen! 5266 msg = prefix + pkg.packageName 5267 + " could not have data directory re-created after delete."; 5268 reportSettingsProblem(Log.WARN, msg); 5269 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5270 return null; 5271 } 5272 } 5273 if (!recovered) { 5274 mHasSystemUidErrors = true; 5275 } 5276 } else if (!recovered) { 5277 // If we allow this install to proceed, we will be broken. 5278 // Abort, abort! 5279 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 5280 return null; 5281 } 5282 if (!recovered) { 5283 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 5284 + pkg.applicationInfo.uid + "/fs_" 5285 + currentUid; 5286 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 5287 String msg = "Package " + pkg.packageName 5288 + " has mismatched uid: " 5289 + currentUid + " on disk, " 5290 + pkg.applicationInfo.uid + " in settings"; 5291 // writer 5292 synchronized (mPackages) { 5293 mSettings.mReadMessages.append(msg); 5294 mSettings.mReadMessages.append('\n'); 5295 uidError = true; 5296 if (!pkgSetting.uidError) { 5297 reportSettingsProblem(Log.ERROR, msg); 5298 } 5299 } 5300 } 5301 } 5302 pkg.applicationInfo.dataDir = dataPath.getPath(); 5303 if (mShouldRestoreconData) { 5304 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 5305 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 5306 pkg.applicationInfo.uid); 5307 } 5308 } else { 5309 if (DEBUG_PACKAGE_SCANNING) { 5310 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5311 Log.v(TAG, "Want this data dir: " + dataPath); 5312 } 5313 //invoke installer to do the actual installation 5314 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 5315 pkg.applicationInfo.seinfo); 5316 if (ret < 0) { 5317 // Error from installer 5318 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 5319 return null; 5320 } 5321 5322 if (dataPath.exists()) { 5323 pkg.applicationInfo.dataDir = dataPath.getPath(); 5324 } else { 5325 Slog.w(TAG, "Unable to create data directory: " + dataPath); 5326 pkg.applicationInfo.dataDir = null; 5327 } 5328 } 5329 5330 /* 5331 * Set the data dir to the default "/data/data/<package name>/lib" 5332 * if we got here without anyone telling us different (e.g., apps 5333 * stored on SD card have their native libraries stored in the ASEC 5334 * container with the APK). 5335 * 5336 * This happens during an upgrade from a package settings file that 5337 * doesn't have a native library path attribute at all. 5338 */ 5339 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 5340 if (pkgSetting.nativeLibraryPathString == null) { 5341 setInternalAppNativeLibraryPath(pkg, pkgSetting); 5342 } else { 5343 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 5344 } 5345 } 5346 pkgSetting.uidError = uidError; 5347 } 5348 5349 final String path = scanFile.getPath(); 5350 /* Note: We don't want to unpack the native binaries for 5351 * system applications, unless they have been updated 5352 * (the binaries are already under /system/lib). 5353 * Also, don't unpack libs for apps on the external card 5354 * since they should have their libraries in the ASEC 5355 * container already. 5356 * 5357 * In other words, we're going to unpack the binaries 5358 * only for non-system apps and system app upgrades. 5359 */ 5360 if (pkg.applicationInfo.nativeLibraryDir != null) { 5361 NativeLibraryHelper.Handle handle = null; 5362 try { 5363 handle = NativeLibraryHelper.Handle.create(scanFile); 5364 // Enable gross and lame hacks for apps that are built with old 5365 // SDK tools. We must scan their APKs for renderscript bitcode and 5366 // not launch them if it's present. Don't bother checking on devices 5367 // that don't have 64 bit support. 5368 String[] abiList = Build.SUPPORTED_ABIS; 5369 boolean hasLegacyRenderscriptBitcode = false; 5370 if (abiOverride != null) { 5371 abiList = new String[] { abiOverride }; 5372 } else if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && 5373 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 5374 abiList = Build.SUPPORTED_32_BIT_ABIS; 5375 hasLegacyRenderscriptBitcode = true; 5376 } 5377 5378 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 5379 final String dataPathString = dataPath.getCanonicalPath(); 5380 5381 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 5382 /* 5383 * Upgrading from a previous version of the OS sometimes 5384 * leaves native libraries in the /data/data/<app>/lib 5385 * directory for system apps even when they shouldn't be. 5386 * Recent changes in the JNI library search path 5387 * necessitates we remove those to match previous behavior. 5388 */ 5389 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 5390 Log.i(TAG, "removed obsolete native libraries for system package " 5391 + path); 5392 } 5393 if (abiOverride != null || hasLegacyRenderscriptBitcode) { 5394 pkg.applicationInfo.cpuAbi = abiList[0]; 5395 pkgSetting.cpuAbiString = abiList[0]; 5396 } else { 5397 setInternalAppAbi(pkg, pkgSetting); 5398 } 5399 } else { 5400 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 5401 /* 5402 * Update native library dir if it starts with 5403 * /data/data 5404 */ 5405 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 5406 setInternalAppNativeLibraryPath(pkg, pkgSetting); 5407 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 5408 } 5409 5410 try { 5411 int copyRet = copyNativeLibrariesForInternalApp(handle, 5412 nativeLibraryDir, abiList); 5413 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5414 Slog.e(TAG, "Unable to copy native libraries"); 5415 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5416 return null; 5417 } 5418 5419 // We've successfully copied native libraries across, so we make a 5420 // note of what ABI we're using 5421 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 5422 pkg.applicationInfo.cpuAbi = abiList[copyRet]; 5423 } else if (abiOverride != null || hasLegacyRenderscriptBitcode) { 5424 pkg.applicationInfo.cpuAbi = abiList[0]; 5425 } else { 5426 pkg.applicationInfo.cpuAbi = null; 5427 } 5428 } catch (IOException e) { 5429 Slog.e(TAG, "Unable to copy native libraries", e); 5430 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5431 return null; 5432 } 5433 } else { 5434 // We don't have to copy the shared libraries if we're in the ASEC container 5435 // but we still need to scan the file to figure out what ABI the app needs. 5436 // 5437 // TODO: This duplicates work done in the default container service. It's possible 5438 // to clean this up but we'll need to change the interface between this service 5439 // and IMediaContainerService (but doing so will spread this logic out, rather 5440 // than centralizing it). 5441 final int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 5442 if (abi >= 0) { 5443 pkg.applicationInfo.cpuAbi = abiList[abi]; 5444 } else if (abi == PackageManager.NO_NATIVE_LIBRARIES) { 5445 // Note that (non upgraded) system apps will not have any native 5446 // libraries bundled in their APK, but we're guaranteed not to be 5447 // such an app at this point. 5448 if (abiOverride != null || hasLegacyRenderscriptBitcode) { 5449 pkg.applicationInfo.cpuAbi = abiList[0]; 5450 } else { 5451 pkg.applicationInfo.cpuAbi = null; 5452 } 5453 } else { 5454 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5455 return null; 5456 } 5457 } 5458 5459 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 5460 final int[] userIds = sUserManager.getUserIds(); 5461 synchronized (mInstallLock) { 5462 for (int userId : userIds) { 5463 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 5464 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 5465 Slog.w(TAG, "Failed linking native library dir (user=" + userId 5466 + ")"); 5467 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 5468 return null; 5469 } 5470 } 5471 } 5472 } 5473 5474 pkgSetting.cpuAbiString = pkg.applicationInfo.cpuAbi; 5475 } catch (IOException ioe) { 5476 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 5477 } finally { 5478 IoUtils.closeQuietly(handle); 5479 } 5480 } 5481 5482 if ((scanMode&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 5483 // We don't do this here during boot because we can do it all 5484 // at once after scanning all existing packages. 5485 // 5486 // We also do this *before* we perform dexopt on this package, so that 5487 // we can avoid redundant dexopts, and also to make sure we've got the 5488 // code and package path correct. 5489 if (!adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 5490 pkg, forceDex, (scanMode & SCAN_DEFER_DEX) != 0)) { 5491 mLastScanError = PackageManager.INSTALL_FAILED_CPU_ABI_INCOMPATIBLE; 5492 return null; 5493 } 5494 } 5495 5496 if ((scanMode&SCAN_NO_DEX) == 0) { 5497 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5498 == DEX_OPT_FAILED) { 5499 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5500 removeDataDirsLI(pkg.packageName); 5501 } 5502 5503 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5504 return null; 5505 } 5506 } 5507 5508 if (mFactoryTest && pkg.requestedPermissions.contains( 5509 android.Manifest.permission.FACTORY_TEST)) { 5510 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 5511 } 5512 5513 ArrayList<PackageParser.Package> clientLibPkgs = null; 5514 5515 // writer 5516 synchronized (mPackages) { 5517 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5518 // Only system apps can add new shared libraries. 5519 if (pkg.libraryNames != null) { 5520 for (int i=0; i<pkg.libraryNames.size(); i++) { 5521 String name = pkg.libraryNames.get(i); 5522 boolean allowed = false; 5523 if (isUpdatedSystemApp(pkg)) { 5524 // New library entries can only be added through the 5525 // system image. This is important to get rid of a lot 5526 // of nasty edge cases: for example if we allowed a non- 5527 // system update of the app to add a library, then uninstalling 5528 // the update would make the library go away, and assumptions 5529 // we made such as through app install filtering would now 5530 // have allowed apps on the device which aren't compatible 5531 // with it. Better to just have the restriction here, be 5532 // conservative, and create many fewer cases that can negatively 5533 // impact the user experience. 5534 final PackageSetting sysPs = mSettings 5535 .getDisabledSystemPkgLPr(pkg.packageName); 5536 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 5537 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 5538 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 5539 allowed = true; 5540 allowed = true; 5541 break; 5542 } 5543 } 5544 } 5545 } else { 5546 allowed = true; 5547 } 5548 if (allowed) { 5549 if (!mSharedLibraries.containsKey(name)) { 5550 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 5551 } else if (!name.equals(pkg.packageName)) { 5552 Slog.w(TAG, "Package " + pkg.packageName + " library " 5553 + name + " already exists; skipping"); 5554 } 5555 } else { 5556 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5557 + name + " that is not declared on system image; skipping"); 5558 } 5559 } 5560 if ((scanMode&SCAN_BOOTING) == 0) { 5561 // If we are not booting, we need to update any applications 5562 // that are clients of our shared library. If we are booting, 5563 // this will all be done once the scan is complete. 5564 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5565 } 5566 } 5567 } 5568 } 5569 5570 // We also need to dexopt any apps that are dependent on this library. Note that 5571 // if these fail, we should abort the install since installing the library will 5572 // result in some apps being broken. 5573 if (clientLibPkgs != null) { 5574 if ((scanMode&SCAN_NO_DEX) == 0) { 5575 for (int i=0; i<clientLibPkgs.size(); i++) { 5576 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5577 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5578 == DEX_OPT_FAILED) { 5579 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5580 removeDataDirsLI(pkg.packageName); 5581 } 5582 5583 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5584 return null; 5585 } 5586 } 5587 } 5588 } 5589 5590 // Request the ActivityManager to kill the process(only for existing packages) 5591 // so that we do not end up in a confused state while the user is still using the older 5592 // version of the application while the new one gets installed. 5593 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5594 // If the package lives in an asec, tell everyone that the container is going 5595 // away so they can clean up any references to its resources (which would prevent 5596 // vold from being able to unmount the asec) 5597 if (isForwardLocked(pkg) || isExternal(pkg)) { 5598 if (DEBUG_INSTALL) { 5599 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5600 } 5601 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5602 final ArrayList<String> pkgList = new ArrayList<String>(1); 5603 pkgList.add(pkg.applicationInfo.packageName); 5604 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5605 } 5606 5607 // Post the request that it be killed now that the going-away broadcast is en route 5608 killApplication(pkg.applicationInfo.packageName, 5609 pkg.applicationInfo.uid, "update pkg"); 5610 } 5611 5612 // Also need to kill any apps that are dependent on the library. 5613 if (clientLibPkgs != null) { 5614 for (int i=0; i<clientLibPkgs.size(); i++) { 5615 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5616 killApplication(clientPkg.applicationInfo.packageName, 5617 clientPkg.applicationInfo.uid, "update lib"); 5618 } 5619 } 5620 5621 // writer 5622 synchronized (mPackages) { 5623 // We don't expect installation to fail beyond this point, 5624 if ((scanMode&SCAN_MONITOR) != 0) { 5625 mAppDirs.put(pkg.codePath, pkg); 5626 } 5627 // Add the new setting to mSettings 5628 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5629 // Add the new setting to mPackages 5630 mPackages.put(pkg.applicationInfo.packageName, pkg); 5631 // Make sure we don't accidentally delete its data. 5632 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5633 while (iter.hasNext()) { 5634 PackageCleanItem item = iter.next(); 5635 if (pkgName.equals(item.packageName)) { 5636 iter.remove(); 5637 } 5638 } 5639 5640 // Take care of first install / last update times. 5641 if (currentTime != 0) { 5642 if (pkgSetting.firstInstallTime == 0) { 5643 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5644 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5645 pkgSetting.lastUpdateTime = currentTime; 5646 } 5647 } else if (pkgSetting.firstInstallTime == 0) { 5648 // We need *something*. Take time time stamp of the file. 5649 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5650 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5651 if (scanFileTime != pkgSetting.timeStamp) { 5652 // A package on the system image has changed; consider this 5653 // to be an update. 5654 pkgSetting.lastUpdateTime = scanFileTime; 5655 } 5656 } 5657 5658 // Add the package's KeySets to the global KeySetManagerService 5659 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5660 try { 5661 // Old KeySetData no longer valid. 5662 ksms.removeAppKeySetData(pkg.packageName); 5663 ksms.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5664 if (pkg.mKeySetMapping != null) { 5665 for (Map.Entry<String, Set<PublicKey>> entry : 5666 pkg.mKeySetMapping.entrySet()) { 5667 if (entry.getValue() != null) { 5668 ksms.addDefinedKeySetToPackage(pkg.packageName, 5669 entry.getValue(), entry.getKey()); 5670 } 5671 } 5672 if (pkg.mUpgradeKeySets != null 5673 && pkg.mKeySetMapping.keySet().containsAll(pkg.mUpgradeKeySets)) { 5674 for (String upgradeAlias : pkg.mUpgradeKeySets) { 5675 ksms.addUpgradeKeySetToPackage(pkg.packageName, upgradeAlias); 5676 } 5677 } 5678 } 5679 } catch (NullPointerException e) { 5680 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5681 } catch (IllegalArgumentException e) { 5682 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5683 } 5684 5685 int N = pkg.providers.size(); 5686 StringBuilder r = null; 5687 int i; 5688 for (i=0; i<N; i++) { 5689 PackageParser.Provider p = pkg.providers.get(i); 5690 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5691 p.info.processName, pkg.applicationInfo.uid); 5692 mProviders.addProvider(p); 5693 p.syncable = p.info.isSyncable; 5694 if (p.info.authority != null) { 5695 String names[] = p.info.authority.split(";"); 5696 p.info.authority = null; 5697 for (int j = 0; j < names.length; j++) { 5698 if (j == 1 && p.syncable) { 5699 // We only want the first authority for a provider to possibly be 5700 // syncable, so if we already added this provider using a different 5701 // authority clear the syncable flag. We copy the provider before 5702 // changing it because the mProviders object contains a reference 5703 // to a provider that we don't want to change. 5704 // Only do this for the second authority since the resulting provider 5705 // object can be the same for all future authorities for this provider. 5706 p = new PackageParser.Provider(p); 5707 p.syncable = false; 5708 } 5709 if (!mProvidersByAuthority.containsKey(names[j])) { 5710 mProvidersByAuthority.put(names[j], p); 5711 if (p.info.authority == null) { 5712 p.info.authority = names[j]; 5713 } else { 5714 p.info.authority = p.info.authority + ";" + names[j]; 5715 } 5716 if (DEBUG_PACKAGE_SCANNING) { 5717 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5718 Log.d(TAG, "Registered content provider: " + names[j] 5719 + ", className = " + p.info.name + ", isSyncable = " 5720 + p.info.isSyncable); 5721 } 5722 } else { 5723 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5724 Slog.w(TAG, "Skipping provider name " + names[j] + 5725 " (in package " + pkg.applicationInfo.packageName + 5726 "): name already used by " 5727 + ((other != null && other.getComponentName() != null) 5728 ? other.getComponentName().getPackageName() : "?")); 5729 } 5730 } 5731 } 5732 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5733 if (r == null) { 5734 r = new StringBuilder(256); 5735 } else { 5736 r.append(' '); 5737 } 5738 r.append(p.info.name); 5739 } 5740 } 5741 if (r != null) { 5742 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5743 } 5744 5745 N = pkg.services.size(); 5746 r = null; 5747 for (i=0; i<N; i++) { 5748 PackageParser.Service s = pkg.services.get(i); 5749 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5750 s.info.processName, pkg.applicationInfo.uid); 5751 mServices.addService(s); 5752 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5753 if (r == null) { 5754 r = new StringBuilder(256); 5755 } else { 5756 r.append(' '); 5757 } 5758 r.append(s.info.name); 5759 } 5760 } 5761 if (r != null) { 5762 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5763 } 5764 5765 N = pkg.receivers.size(); 5766 r = null; 5767 for (i=0; i<N; i++) { 5768 PackageParser.Activity a = pkg.receivers.get(i); 5769 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5770 a.info.processName, pkg.applicationInfo.uid); 5771 mReceivers.addActivity(a, "receiver"); 5772 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5773 if (r == null) { 5774 r = new StringBuilder(256); 5775 } else { 5776 r.append(' '); 5777 } 5778 r.append(a.info.name); 5779 } 5780 } 5781 if (r != null) { 5782 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5783 } 5784 5785 N = pkg.activities.size(); 5786 r = null; 5787 for (i=0; i<N; i++) { 5788 PackageParser.Activity a = pkg.activities.get(i); 5789 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5790 a.info.processName, pkg.applicationInfo.uid); 5791 mActivities.addActivity(a, "activity"); 5792 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5793 if (r == null) { 5794 r = new StringBuilder(256); 5795 } else { 5796 r.append(' '); 5797 } 5798 r.append(a.info.name); 5799 } 5800 } 5801 if (r != null) { 5802 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5803 } 5804 5805 N = pkg.permissionGroups.size(); 5806 r = null; 5807 for (i=0; i<N; i++) { 5808 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5809 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5810 if (cur == null) { 5811 mPermissionGroups.put(pg.info.name, pg); 5812 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5813 if (r == null) { 5814 r = new StringBuilder(256); 5815 } else { 5816 r.append(' '); 5817 } 5818 r.append(pg.info.name); 5819 } 5820 } else { 5821 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5822 + pg.info.packageName + " ignored: original from " 5823 + cur.info.packageName); 5824 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5825 if (r == null) { 5826 r = new StringBuilder(256); 5827 } else { 5828 r.append(' '); 5829 } 5830 r.append("DUP:"); 5831 r.append(pg.info.name); 5832 } 5833 } 5834 } 5835 if (r != null) { 5836 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5837 } 5838 5839 N = pkg.permissions.size(); 5840 r = null; 5841 for (i=0; i<N; i++) { 5842 PackageParser.Permission p = pkg.permissions.get(i); 5843 HashMap<String, BasePermission> permissionMap = 5844 p.tree ? mSettings.mPermissionTrees 5845 : mSettings.mPermissions; 5846 p.group = mPermissionGroups.get(p.info.group); 5847 if (p.info.group == null || p.group != null) { 5848 BasePermission bp = permissionMap.get(p.info.name); 5849 if (bp == null) { 5850 bp = new BasePermission(p.info.name, p.info.packageName, 5851 BasePermission.TYPE_NORMAL); 5852 permissionMap.put(p.info.name, bp); 5853 } 5854 if (bp.perm == null) { 5855 if (bp.sourcePackage != null 5856 && !bp.sourcePackage.equals(p.info.packageName)) { 5857 // If this is a permission that was formerly defined by a non-system 5858 // app, but is now defined by a system app (following an upgrade), 5859 // discard the previous declaration and consider the system's to be 5860 // canonical. 5861 if (isSystemApp(p.owner)) { 5862 String msg = "New decl " + p.owner + " of permission " 5863 + p.info.name + " is system"; 5864 reportSettingsProblem(Log.WARN, msg); 5865 bp.sourcePackage = null; 5866 } 5867 } 5868 if (bp.sourcePackage == null 5869 || bp.sourcePackage.equals(p.info.packageName)) { 5870 BasePermission tree = findPermissionTreeLP(p.info.name); 5871 if (tree == null 5872 || tree.sourcePackage.equals(p.info.packageName)) { 5873 bp.packageSetting = pkgSetting; 5874 bp.perm = p; 5875 bp.uid = pkg.applicationInfo.uid; 5876 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5877 if (r == null) { 5878 r = new StringBuilder(256); 5879 } else { 5880 r.append(' '); 5881 } 5882 r.append(p.info.name); 5883 } 5884 } else { 5885 Slog.w(TAG, "Permission " + p.info.name + " from package " 5886 + p.info.packageName + " ignored: base tree " 5887 + tree.name + " is from package " 5888 + tree.sourcePackage); 5889 } 5890 } else { 5891 Slog.w(TAG, "Permission " + p.info.name + " from package " 5892 + p.info.packageName + " ignored: original from " 5893 + bp.sourcePackage); 5894 } 5895 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5896 if (r == null) { 5897 r = new StringBuilder(256); 5898 } else { 5899 r.append(' '); 5900 } 5901 r.append("DUP:"); 5902 r.append(p.info.name); 5903 } 5904 if (bp.perm == p) { 5905 bp.protectionLevel = p.info.protectionLevel; 5906 } 5907 } else { 5908 Slog.w(TAG, "Permission " + p.info.name + " from package " 5909 + p.info.packageName + " ignored: no group " 5910 + p.group); 5911 } 5912 } 5913 if (r != null) { 5914 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5915 } 5916 5917 N = pkg.instrumentation.size(); 5918 r = null; 5919 for (i=0; i<N; i++) { 5920 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5921 a.info.packageName = pkg.applicationInfo.packageName; 5922 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5923 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5924 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 5925 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 5926 a.info.dataDir = pkg.applicationInfo.dataDir; 5927 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5928 mInstrumentation.put(a.getComponentName(), a); 5929 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5930 if (r == null) { 5931 r = new StringBuilder(256); 5932 } else { 5933 r.append(' '); 5934 } 5935 r.append(a.info.name); 5936 } 5937 } 5938 if (r != null) { 5939 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5940 } 5941 5942 if (pkg.protectedBroadcasts != null) { 5943 N = pkg.protectedBroadcasts.size(); 5944 for (i=0; i<N; i++) { 5945 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5946 } 5947 } 5948 5949 pkgSetting.setTimeStamp(scanFileTime); 5950 5951 // Create idmap files for pairs of (packages, overlay packages). 5952 // Note: "android", ie framework-res.apk, is handled by native layers. 5953 if (pkg.mOverlayTarget != null) { 5954 // This is an overlay package. 5955 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5956 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5957 mOverlays.put(pkg.mOverlayTarget, 5958 new HashMap<String, PackageParser.Package>()); 5959 } 5960 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5961 map.put(pkg.packageName, pkg); 5962 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5963 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5964 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5965 return null; 5966 } 5967 } 5968 } else if (mOverlays.containsKey(pkg.packageName) && 5969 !pkg.packageName.equals("android")) { 5970 // This is a regular package, with one or more known overlay packages. 5971 createIdmapsForPackageLI(pkg); 5972 } 5973 } 5974 5975 return pkg; 5976 } 5977 5978 /** 5979 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 5980 * i.e, so that all packages can be run inside a single process if required. 5981 * 5982 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 5983 * this function will either try and make the ABI for all packages in {@code packagesForUser} 5984 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 5985 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 5986 * updating a package that belongs to a shared user. 5987 */ 5988 private boolean adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 5989 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 5990 String requiredInstructionSet = null; 5991 if (scannedPackage != null && scannedPackage.applicationInfo.cpuAbi != null) { 5992 requiredInstructionSet = VMRuntime.getInstructionSet( 5993 scannedPackage.applicationInfo.cpuAbi); 5994 } 5995 5996 PackageSetting requirer = null; 5997 for (PackageSetting ps : packagesForUser) { 5998 // If packagesForUser contains scannedPackage, we skip it. This will happen 5999 // when scannedPackage is an update of an existing package. Without this check, 6000 // we will never be able to change the ABI of any package belonging to a shared 6001 // user, even if it's compatible with other packages. 6002 if (scannedPackage == null || ! scannedPackage.packageName.equals(ps.name)) { 6003 if (ps.cpuAbiString == null) { 6004 continue; 6005 } 6006 6007 final String instructionSet = VMRuntime.getInstructionSet(ps.cpuAbiString); 6008 if (requiredInstructionSet != null) { 6009 if (!instructionSet.equals(requiredInstructionSet)) { 6010 // We have a mismatch between instruction sets (say arm vs arm64). 6011 // bail out. 6012 String errorMessage = "Instruction set mismatch, " 6013 + ((requirer == null) ? "[caller]" : requirer) 6014 + " requires " + requiredInstructionSet + " whereas " + ps 6015 + " requires " + instructionSet; 6016 Slog.e(TAG, errorMessage); 6017 6018 reportSettingsProblem(Log.WARN, errorMessage); 6019 // Give up, don't bother making any other changes to the package settings. 6020 return false; 6021 } 6022 } else { 6023 requiredInstructionSet = instructionSet; 6024 requirer = ps; 6025 } 6026 } 6027 } 6028 6029 if (requiredInstructionSet != null) { 6030 String adjustedAbi; 6031 if (requirer != null) { 6032 // requirer != null implies that either scannedPackage was null or that scannedPackage 6033 // did not require an ABI, in which case we have to adjust scannedPackage to match 6034 // the ABI of the set (which is the same as requirer's ABI) 6035 adjustedAbi = requirer.cpuAbiString; 6036 if (scannedPackage != null) { 6037 scannedPackage.applicationInfo.cpuAbi = adjustedAbi; 6038 } 6039 } else { 6040 // requirer == null implies that we're updating all ABIs in the set to 6041 // match scannedPackage. 6042 adjustedAbi = scannedPackage.applicationInfo.cpuAbi; 6043 } 6044 6045 for (PackageSetting ps : packagesForUser) { 6046 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6047 if (ps.cpuAbiString != null) { 6048 continue; 6049 } 6050 6051 ps.cpuAbiString = adjustedAbi; 6052 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6053 ps.pkg.applicationInfo.cpuAbi = adjustedAbi; 6054 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6055 6056 if (performDexOptLI(ps.pkg, forceDexOpt, deferDexOpt, true) == DEX_OPT_FAILED) { 6057 ps.cpuAbiString = null; 6058 ps.pkg.applicationInfo.cpuAbi = null; 6059 return false; 6060 } else { 6061 mInstaller.rmdex(ps.codePathString, getPreferredInstructionSet()); 6062 } 6063 } 6064 } 6065 } 6066 } 6067 6068 return true; 6069 } 6070 6071 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6072 synchronized (mPackages) { 6073 mResolverReplaced = true; 6074 // Set up information for custom user intent resolution activity. 6075 mResolveActivity.applicationInfo = pkg.applicationInfo; 6076 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6077 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6078 mResolveActivity.processName = null; 6079 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6080 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6081 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6082 mResolveActivity.theme = 0; 6083 mResolveActivity.exported = true; 6084 mResolveActivity.enabled = true; 6085 mResolveInfo.activityInfo = mResolveActivity; 6086 mResolveInfo.priority = 0; 6087 mResolveInfo.preferredOrder = 0; 6088 mResolveInfo.match = 0; 6089 mResolveComponentName = mCustomResolverComponentName; 6090 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6091 mResolveComponentName); 6092 } 6093 } 6094 6095 private String calculateApkRoot(final String codePathString) { 6096 final File codePath = new File(codePathString); 6097 final File codeRoot; 6098 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6099 codeRoot = Environment.getRootDirectory(); 6100 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6101 codeRoot = Environment.getOemDirectory(); 6102 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6103 codeRoot = Environment.getVendorDirectory(); 6104 } else { 6105 // Unrecognized code path; take its top real segment as the apk root: 6106 // e.g. /something/app/blah.apk => /something 6107 try { 6108 File f = codePath.getCanonicalFile(); 6109 File parent = f.getParentFile(); // non-null because codePath is a file 6110 File tmp; 6111 while ((tmp = parent.getParentFile()) != null) { 6112 f = parent; 6113 parent = tmp; 6114 } 6115 codeRoot = f; 6116 Slog.w(TAG, "Unrecognized code path " 6117 + codePath + " - using " + codeRoot); 6118 } catch (IOException e) { 6119 // Can't canonicalize the lib path -- shenanigans? 6120 Slog.w(TAG, "Can't canonicalize code path " + codePath); 6121 return Environment.getRootDirectory().getPath(); 6122 } 6123 } 6124 return codeRoot.getPath(); 6125 } 6126 6127 // This is the initial scan-time determination of how to handle a given 6128 // package for purposes of native library location. 6129 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 6130 PackageSetting pkgSetting) { 6131 // "bundled" here means system-installed with no overriding update 6132 final boolean bundledApk = isSystemApp(pkg) && !isUpdatedSystemApp(pkg); 6133 final String apkName = getApkName(pkg.applicationInfo.sourceDir); 6134 final File libDir; 6135 if (bundledApk) { 6136 // If "/system/lib64/apkname" exists, assume that is the per-package 6137 // native library directory to use; otherwise use "/system/lib/apkname". 6138 String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 6139 File lib64 = new File(apkRoot, LIB64_DIR_NAME); 6140 File packLib64 = new File(lib64, apkName); 6141 libDir = (packLib64.exists()) ? lib64 : new File(apkRoot, LIB_DIR_NAME); 6142 } else { 6143 libDir = mAppLibInstallDir; 6144 } 6145 final String nativeLibraryPath = (new File(libDir, apkName)).getPath(); 6146 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 6147 // pkgSetting might be null during rescan following uninstall of updates 6148 // to a bundled app, so accommodate that possibility. The settings in 6149 // that case will be established later from the parsed package. 6150 if (pkgSetting != null) { 6151 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 6152 } 6153 } 6154 6155 // Deduces the required ABI of an upgraded system app. 6156 private void setInternalAppAbi(PackageParser.Package pkg, PackageSetting pkgSetting) { 6157 final String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 6158 final String apkName = getApkName(pkg.applicationInfo.sourceDir); 6159 6160 // This is of the form "/system/lib64/<packagename>", "/vendor/lib64/<packagename>" 6161 // or similar. 6162 final File lib64 = new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath()); 6163 final File lib = new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath()); 6164 6165 // Assume that the bundled native libraries always correspond to the 6166 // most preferred 32 or 64 bit ABI. 6167 if (lib64.exists()) { 6168 pkg.applicationInfo.cpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 6169 pkgSetting.cpuAbiString = Build.SUPPORTED_64_BIT_ABIS[0]; 6170 } else if (lib.exists()) { 6171 pkg.applicationInfo.cpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6172 pkgSetting.cpuAbiString = Build.SUPPORTED_32_BIT_ABIS[0]; 6173 } else { 6174 // This is the case where the app has no native code. 6175 pkg.applicationInfo.cpuAbi = null; 6176 pkgSetting.cpuAbiString = null; 6177 } 6178 } 6179 6180 private static int copyNativeLibrariesForInternalApp(NativeLibraryHelper.Handle handle, 6181 final File nativeLibraryDir, String[] abiList) throws IOException { 6182 if (!nativeLibraryDir.isDirectory()) { 6183 nativeLibraryDir.delete(); 6184 6185 if (!nativeLibraryDir.mkdir()) { 6186 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 6187 } 6188 6189 try { 6190 Os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH); 6191 } catch (ErrnoException e) { 6192 throw new IOException("Cannot chmod native library directory " 6193 + nativeLibraryDir.getPath(), e); 6194 } 6195 } else if (!SELinux.restorecon(nativeLibraryDir)) { 6196 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 6197 } 6198 6199 /* 6200 * If this is an internal application or our nativeLibraryPath points to 6201 * the app-lib directory, unpack the libraries if necessary. 6202 */ 6203 int abi = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6204 if (abi >= 0) { 6205 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 6206 nativeLibraryDir, Build.SUPPORTED_ABIS[abi]); 6207 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6208 return copyRet; 6209 } 6210 } 6211 6212 return abi; 6213 } 6214 6215 private void killApplication(String pkgName, int appId, String reason) { 6216 // Request the ActivityManager to kill the process(only for existing packages) 6217 // so that we do not end up in a confused state while the user is still using the older 6218 // version of the application while the new one gets installed. 6219 IActivityManager am = ActivityManagerNative.getDefault(); 6220 if (am != null) { 6221 try { 6222 am.killApplicationWithAppId(pkgName, appId, reason); 6223 } catch (RemoteException e) { 6224 } 6225 } 6226 } 6227 6228 void removePackageLI(PackageSetting ps, boolean chatty) { 6229 if (DEBUG_INSTALL) { 6230 if (chatty) 6231 Log.d(TAG, "Removing package " + ps.name); 6232 } 6233 6234 // writer 6235 synchronized (mPackages) { 6236 mPackages.remove(ps.name); 6237 if (ps.codePathString != null) { 6238 mAppDirs.remove(ps.codePathString); 6239 } 6240 6241 final PackageParser.Package pkg = ps.pkg; 6242 if (pkg != null) { 6243 cleanPackageDataStructuresLILPw(pkg, chatty); 6244 } 6245 } 6246 } 6247 6248 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 6249 if (DEBUG_INSTALL) { 6250 if (chatty) 6251 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 6252 } 6253 6254 // writer 6255 synchronized (mPackages) { 6256 mPackages.remove(pkg.applicationInfo.packageName); 6257 if (pkg.codePath != null) { 6258 mAppDirs.remove(pkg.codePath); 6259 } 6260 cleanPackageDataStructuresLILPw(pkg, chatty); 6261 } 6262 } 6263 6264 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 6265 int N = pkg.providers.size(); 6266 StringBuilder r = null; 6267 int i; 6268 for (i=0; i<N; i++) { 6269 PackageParser.Provider p = pkg.providers.get(i); 6270 mProviders.removeProvider(p); 6271 if (p.info.authority == null) { 6272 6273 /* There was another ContentProvider with this authority when 6274 * this app was installed so this authority is null, 6275 * Ignore it as we don't have to unregister the provider. 6276 */ 6277 continue; 6278 } 6279 String names[] = p.info.authority.split(";"); 6280 for (int j = 0; j < names.length; j++) { 6281 if (mProvidersByAuthority.get(names[j]) == p) { 6282 mProvidersByAuthority.remove(names[j]); 6283 if (DEBUG_REMOVE) { 6284 if (chatty) 6285 Log.d(TAG, "Unregistered content provider: " + names[j] 6286 + ", className = " + p.info.name + ", isSyncable = " 6287 + p.info.isSyncable); 6288 } 6289 } 6290 } 6291 if (DEBUG_REMOVE && chatty) { 6292 if (r == null) { 6293 r = new StringBuilder(256); 6294 } else { 6295 r.append(' '); 6296 } 6297 r.append(p.info.name); 6298 } 6299 } 6300 if (r != null) { 6301 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 6302 } 6303 6304 N = pkg.services.size(); 6305 r = null; 6306 for (i=0; i<N; i++) { 6307 PackageParser.Service s = pkg.services.get(i); 6308 mServices.removeService(s); 6309 if (chatty) { 6310 if (r == null) { 6311 r = new StringBuilder(256); 6312 } else { 6313 r.append(' '); 6314 } 6315 r.append(s.info.name); 6316 } 6317 } 6318 if (r != null) { 6319 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 6320 } 6321 6322 N = pkg.receivers.size(); 6323 r = null; 6324 for (i=0; i<N; i++) { 6325 PackageParser.Activity a = pkg.receivers.get(i); 6326 mReceivers.removeActivity(a, "receiver"); 6327 if (DEBUG_REMOVE && chatty) { 6328 if (r == null) { 6329 r = new StringBuilder(256); 6330 } else { 6331 r.append(' '); 6332 } 6333 r.append(a.info.name); 6334 } 6335 } 6336 if (r != null) { 6337 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 6338 } 6339 6340 N = pkg.activities.size(); 6341 r = null; 6342 for (i=0; i<N; i++) { 6343 PackageParser.Activity a = pkg.activities.get(i); 6344 mActivities.removeActivity(a, "activity"); 6345 if (DEBUG_REMOVE && chatty) { 6346 if (r == null) { 6347 r = new StringBuilder(256); 6348 } else { 6349 r.append(' '); 6350 } 6351 r.append(a.info.name); 6352 } 6353 } 6354 if (r != null) { 6355 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 6356 } 6357 6358 N = pkg.permissions.size(); 6359 r = null; 6360 for (i=0; i<N; i++) { 6361 PackageParser.Permission p = pkg.permissions.get(i); 6362 BasePermission bp = mSettings.mPermissions.get(p.info.name); 6363 if (bp == null) { 6364 bp = mSettings.mPermissionTrees.get(p.info.name); 6365 } 6366 if (bp != null && bp.perm == p) { 6367 bp.perm = null; 6368 if (DEBUG_REMOVE && chatty) { 6369 if (r == null) { 6370 r = new StringBuilder(256); 6371 } else { 6372 r.append(' '); 6373 } 6374 r.append(p.info.name); 6375 } 6376 } 6377 } 6378 if (r != null) { 6379 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 6380 } 6381 6382 N = pkg.instrumentation.size(); 6383 r = null; 6384 for (i=0; i<N; i++) { 6385 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6386 mInstrumentation.remove(a.getComponentName()); 6387 if (DEBUG_REMOVE && chatty) { 6388 if (r == null) { 6389 r = new StringBuilder(256); 6390 } else { 6391 r.append(' '); 6392 } 6393 r.append(a.info.name); 6394 } 6395 } 6396 if (r != null) { 6397 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 6398 } 6399 6400 r = null; 6401 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6402 // Only system apps can hold shared libraries. 6403 if (pkg.libraryNames != null) { 6404 for (i=0; i<pkg.libraryNames.size(); i++) { 6405 String name = pkg.libraryNames.get(i); 6406 SharedLibraryEntry cur = mSharedLibraries.get(name); 6407 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 6408 mSharedLibraries.remove(name); 6409 if (DEBUG_REMOVE && chatty) { 6410 if (r == null) { 6411 r = new StringBuilder(256); 6412 } else { 6413 r.append(' '); 6414 } 6415 r.append(name); 6416 } 6417 } 6418 } 6419 } 6420 } 6421 if (r != null) { 6422 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 6423 } 6424 } 6425 6426 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 6427 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 6428 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 6429 return true; 6430 } 6431 } 6432 return false; 6433 } 6434 6435 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 6436 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 6437 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 6438 6439 private void updatePermissionsLPw(String changingPkg, 6440 PackageParser.Package pkgInfo, int flags) { 6441 // Make sure there are no dangling permission trees. 6442 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 6443 while (it.hasNext()) { 6444 final BasePermission bp = it.next(); 6445 if (bp.packageSetting == null) { 6446 // We may not yet have parsed the package, so just see if 6447 // we still know about its settings. 6448 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6449 } 6450 if (bp.packageSetting == null) { 6451 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 6452 + " from package " + bp.sourcePackage); 6453 it.remove(); 6454 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6455 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6456 Slog.i(TAG, "Removing old permission tree: " + bp.name 6457 + " from package " + bp.sourcePackage); 6458 flags |= UPDATE_PERMISSIONS_ALL; 6459 it.remove(); 6460 } 6461 } 6462 } 6463 6464 // Make sure all dynamic permissions have been assigned to a package, 6465 // and make sure there are no dangling permissions. 6466 it = mSettings.mPermissions.values().iterator(); 6467 while (it.hasNext()) { 6468 final BasePermission bp = it.next(); 6469 if (bp.type == BasePermission.TYPE_DYNAMIC) { 6470 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 6471 + bp.name + " pkg=" + bp.sourcePackage 6472 + " info=" + bp.pendingInfo); 6473 if (bp.packageSetting == null && bp.pendingInfo != null) { 6474 final BasePermission tree = findPermissionTreeLP(bp.name); 6475 if (tree != null && tree.perm != null) { 6476 bp.packageSetting = tree.packageSetting; 6477 bp.perm = new PackageParser.Permission(tree.perm.owner, 6478 new PermissionInfo(bp.pendingInfo)); 6479 bp.perm.info.packageName = tree.perm.info.packageName; 6480 bp.perm.info.name = bp.name; 6481 bp.uid = tree.uid; 6482 } 6483 } 6484 } 6485 if (bp.packageSetting == null) { 6486 // We may not yet have parsed the package, so just see if 6487 // we still know about its settings. 6488 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 6489 } 6490 if (bp.packageSetting == null) { 6491 Slog.w(TAG, "Removing dangling permission: " + bp.name 6492 + " from package " + bp.sourcePackage); 6493 it.remove(); 6494 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 6495 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 6496 Slog.i(TAG, "Removing old permission: " + bp.name 6497 + " from package " + bp.sourcePackage); 6498 flags |= UPDATE_PERMISSIONS_ALL; 6499 it.remove(); 6500 } 6501 } 6502 } 6503 6504 // Now update the permissions for all packages, in particular 6505 // replace the granted permissions of the system packages. 6506 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 6507 for (PackageParser.Package pkg : mPackages.values()) { 6508 if (pkg != pkgInfo) { 6509 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 6510 } 6511 } 6512 } 6513 6514 if (pkgInfo != null) { 6515 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 6516 } 6517 } 6518 6519 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 6520 final PackageSetting ps = (PackageSetting) pkg.mExtras; 6521 if (ps == null) { 6522 return; 6523 } 6524 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 6525 HashSet<String> origPermissions = gp.grantedPermissions; 6526 boolean changedPermission = false; 6527 6528 if (replace) { 6529 ps.permissionsFixed = false; 6530 if (gp == ps) { 6531 origPermissions = new HashSet<String>(gp.grantedPermissions); 6532 gp.grantedPermissions.clear(); 6533 gp.gids = mGlobalGids; 6534 } 6535 } 6536 6537 if (gp.gids == null) { 6538 gp.gids = mGlobalGids; 6539 } 6540 6541 final int N = pkg.requestedPermissions.size(); 6542 for (int i=0; i<N; i++) { 6543 final String name = pkg.requestedPermissions.get(i); 6544 final boolean required = pkg.requestedPermissionsRequired.get(i); 6545 final BasePermission bp = mSettings.mPermissions.get(name); 6546 if (DEBUG_INSTALL) { 6547 if (gp != ps) { 6548 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 6549 } 6550 } 6551 6552 if (bp == null || bp.packageSetting == null) { 6553 Slog.w(TAG, "Unknown permission " + name 6554 + " in package " + pkg.packageName); 6555 continue; 6556 } 6557 6558 final String perm = bp.name; 6559 boolean allowed; 6560 boolean allowedSig = false; 6561 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 6562 if (level == PermissionInfo.PROTECTION_NORMAL 6563 || level == PermissionInfo.PROTECTION_DANGEROUS) { 6564 // We grant a normal or dangerous permission if any of the following 6565 // are true: 6566 // 1) The permission is required 6567 // 2) The permission is optional, but was granted in the past 6568 // 3) The permission is optional, but was requested by an 6569 // app in /system (not /data) 6570 // 6571 // Otherwise, reject the permission. 6572 allowed = (required || origPermissions.contains(perm) 6573 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 6574 } else if (bp.packageSetting == null) { 6575 // This permission is invalid; skip it. 6576 allowed = false; 6577 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 6578 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 6579 if (allowed) { 6580 allowedSig = true; 6581 } 6582 } else { 6583 allowed = false; 6584 } 6585 if (DEBUG_INSTALL) { 6586 if (gp != ps) { 6587 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 6588 } 6589 } 6590 if (allowed) { 6591 if (!isSystemApp(ps) && ps.permissionsFixed) { 6592 // If this is an existing, non-system package, then 6593 // we can't add any new permissions to it. 6594 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 6595 // Except... if this is a permission that was added 6596 // to the platform (note: need to only do this when 6597 // updating the platform). 6598 allowed = isNewPlatformPermissionForPackage(perm, pkg); 6599 } 6600 } 6601 if (allowed) { 6602 if (!gp.grantedPermissions.contains(perm)) { 6603 changedPermission = true; 6604 gp.grantedPermissions.add(perm); 6605 gp.gids = appendInts(gp.gids, bp.gids); 6606 } else if (!ps.haveGids) { 6607 gp.gids = appendInts(gp.gids, bp.gids); 6608 } 6609 } else { 6610 Slog.w(TAG, "Not granting permission " + perm 6611 + " to package " + pkg.packageName 6612 + " because it was previously installed without"); 6613 } 6614 } else { 6615 if (gp.grantedPermissions.remove(perm)) { 6616 changedPermission = true; 6617 gp.gids = removeInts(gp.gids, bp.gids); 6618 Slog.i(TAG, "Un-granting permission " + perm 6619 + " from package " + pkg.packageName 6620 + " (protectionLevel=" + bp.protectionLevel 6621 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6622 + ")"); 6623 } else { 6624 Slog.w(TAG, "Not granting permission " + perm 6625 + " to package " + pkg.packageName 6626 + " (protectionLevel=" + bp.protectionLevel 6627 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 6628 + ")"); 6629 } 6630 } 6631 } 6632 6633 if ((changedPermission || replace) && !ps.permissionsFixed && 6634 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 6635 // This is the first that we have heard about this package, so the 6636 // permissions we have now selected are fixed until explicitly 6637 // changed. 6638 ps.permissionsFixed = true; 6639 } 6640 ps.haveGids = true; 6641 } 6642 6643 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 6644 boolean allowed = false; 6645 final int NP = PackageParser.NEW_PERMISSIONS.length; 6646 for (int ip=0; ip<NP; ip++) { 6647 final PackageParser.NewPermissionInfo npi 6648 = PackageParser.NEW_PERMISSIONS[ip]; 6649 if (npi.name.equals(perm) 6650 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 6651 allowed = true; 6652 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 6653 + pkg.packageName); 6654 break; 6655 } 6656 } 6657 return allowed; 6658 } 6659 6660 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 6661 BasePermission bp, HashSet<String> origPermissions) { 6662 boolean allowed; 6663 allowed = (compareSignatures( 6664 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 6665 == PackageManager.SIGNATURE_MATCH) 6666 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 6667 == PackageManager.SIGNATURE_MATCH); 6668 if (!allowed && (bp.protectionLevel 6669 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 6670 if (isSystemApp(pkg)) { 6671 // For updated system applications, a system permission 6672 // is granted only if it had been defined by the original application. 6673 if (isUpdatedSystemApp(pkg)) { 6674 final PackageSetting sysPs = mSettings 6675 .getDisabledSystemPkgLPr(pkg.packageName); 6676 final GrantedPermissions origGp = sysPs.sharedUser != null 6677 ? sysPs.sharedUser : sysPs; 6678 6679 if (origGp.grantedPermissions.contains(perm)) { 6680 // If the original was granted this permission, we take 6681 // that grant decision as read and propagate it to the 6682 // update. 6683 allowed = true; 6684 } else { 6685 // The system apk may have been updated with an older 6686 // version of the one on the data partition, but which 6687 // granted a new system permission that it didn't have 6688 // before. In this case we do want to allow the app to 6689 // now get the new permission if the ancestral apk is 6690 // privileged to get it. 6691 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6692 for (int j=0; 6693 j<sysPs.pkg.requestedPermissions.size(); j++) { 6694 if (perm.equals( 6695 sysPs.pkg.requestedPermissions.get(j))) { 6696 allowed = true; 6697 break; 6698 } 6699 } 6700 } 6701 } 6702 } else { 6703 allowed = isPrivilegedApp(pkg); 6704 } 6705 } 6706 } 6707 if (!allowed && (bp.protectionLevel 6708 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6709 // For development permissions, a development permission 6710 // is granted only if it was already granted. 6711 allowed = origPermissions.contains(perm); 6712 } 6713 return allowed; 6714 } 6715 6716 final class ActivityIntentResolver 6717 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6718 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6719 boolean defaultOnly, int userId) { 6720 if (!sUserManager.exists(userId)) return null; 6721 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6722 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6723 } 6724 6725 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6726 int userId) { 6727 if (!sUserManager.exists(userId)) return null; 6728 mFlags = flags; 6729 return super.queryIntent(intent, resolvedType, 6730 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6731 } 6732 6733 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6734 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6735 if (!sUserManager.exists(userId)) return null; 6736 if (packageActivities == null) { 6737 return null; 6738 } 6739 mFlags = flags; 6740 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6741 final int N = packageActivities.size(); 6742 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6743 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6744 6745 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6746 for (int i = 0; i < N; ++i) { 6747 intentFilters = packageActivities.get(i).intents; 6748 if (intentFilters != null && intentFilters.size() > 0) { 6749 PackageParser.ActivityIntentInfo[] array = 6750 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6751 intentFilters.toArray(array); 6752 listCut.add(array); 6753 } 6754 } 6755 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6756 } 6757 6758 public final void addActivity(PackageParser.Activity a, String type) { 6759 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6760 mActivities.put(a.getComponentName(), a); 6761 if (DEBUG_SHOW_INFO) 6762 Log.v( 6763 TAG, " " + type + " " + 6764 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6765 if (DEBUG_SHOW_INFO) 6766 Log.v(TAG, " Class=" + a.info.name); 6767 final int NI = a.intents.size(); 6768 for (int j=0; j<NI; j++) { 6769 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6770 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6771 intent.setPriority(0); 6772 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6773 + a.className + " with priority > 0, forcing to 0"); 6774 } 6775 if (DEBUG_SHOW_INFO) { 6776 Log.v(TAG, " IntentFilter:"); 6777 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6778 } 6779 if (!intent.debugCheck()) { 6780 Log.w(TAG, "==> For Activity " + a.info.name); 6781 } 6782 addFilter(intent); 6783 } 6784 } 6785 6786 public final void removeActivity(PackageParser.Activity a, String type) { 6787 mActivities.remove(a.getComponentName()); 6788 if (DEBUG_SHOW_INFO) { 6789 Log.v(TAG, " " + type + " " 6790 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6791 : a.info.name) + ":"); 6792 Log.v(TAG, " Class=" + a.info.name); 6793 } 6794 final int NI = a.intents.size(); 6795 for (int j=0; j<NI; j++) { 6796 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6797 if (DEBUG_SHOW_INFO) { 6798 Log.v(TAG, " IntentFilter:"); 6799 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6800 } 6801 removeFilter(intent); 6802 } 6803 } 6804 6805 @Override 6806 protected boolean allowFilterResult( 6807 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6808 ActivityInfo filterAi = filter.activity.info; 6809 for (int i=dest.size()-1; i>=0; i--) { 6810 ActivityInfo destAi = dest.get(i).activityInfo; 6811 if (destAi.name == filterAi.name 6812 && destAi.packageName == filterAi.packageName) { 6813 return false; 6814 } 6815 } 6816 return true; 6817 } 6818 6819 @Override 6820 protected ActivityIntentInfo[] newArray(int size) { 6821 return new ActivityIntentInfo[size]; 6822 } 6823 6824 @Override 6825 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6826 if (!sUserManager.exists(userId)) return true; 6827 PackageParser.Package p = filter.activity.owner; 6828 if (p != null) { 6829 PackageSetting ps = (PackageSetting)p.mExtras; 6830 if (ps != null) { 6831 // System apps are never considered stopped for purposes of 6832 // filtering, because there may be no way for the user to 6833 // actually re-launch them. 6834 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6835 && ps.getStopped(userId); 6836 } 6837 } 6838 return false; 6839 } 6840 6841 @Override 6842 protected boolean isPackageForFilter(String packageName, 6843 PackageParser.ActivityIntentInfo info) { 6844 return packageName.equals(info.activity.owner.packageName); 6845 } 6846 6847 @Override 6848 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6849 int match, int userId) { 6850 if (!sUserManager.exists(userId)) return null; 6851 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6852 return null; 6853 } 6854 final PackageParser.Activity activity = info.activity; 6855 if (mSafeMode && (activity.info.applicationInfo.flags 6856 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6857 return null; 6858 } 6859 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 6860 if (ps == null) { 6861 return null; 6862 } 6863 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 6864 ps.readUserState(userId), userId); 6865 if (ai == null) { 6866 return null; 6867 } 6868 final ResolveInfo res = new ResolveInfo(); 6869 res.activityInfo = ai; 6870 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6871 res.filter = info; 6872 } 6873 res.priority = info.getPriority(); 6874 res.preferredOrder = activity.owner.mPreferredOrder; 6875 //System.out.println("Result: " + res.activityInfo.className + 6876 // " = " + res.priority); 6877 res.match = match; 6878 res.isDefault = info.hasDefault; 6879 res.labelRes = info.labelRes; 6880 res.nonLocalizedLabel = info.nonLocalizedLabel; 6881 if (userNeedsBadging(userId)) { 6882 res.noResourceId = true; 6883 } else { 6884 res.icon = info.icon; 6885 } 6886 res.system = isSystemApp(res.activityInfo.applicationInfo); 6887 return res; 6888 } 6889 6890 @Override 6891 protected void sortResults(List<ResolveInfo> results) { 6892 Collections.sort(results, mResolvePrioritySorter); 6893 } 6894 6895 @Override 6896 protected void dumpFilter(PrintWriter out, String prefix, 6897 PackageParser.ActivityIntentInfo filter) { 6898 out.print(prefix); out.print( 6899 Integer.toHexString(System.identityHashCode(filter.activity))); 6900 out.print(' '); 6901 filter.activity.printComponentShortName(out); 6902 out.print(" filter "); 6903 out.println(Integer.toHexString(System.identityHashCode(filter))); 6904 } 6905 6906// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6907// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6908// final List<ResolveInfo> retList = Lists.newArrayList(); 6909// while (i.hasNext()) { 6910// final ResolveInfo resolveInfo = i.next(); 6911// if (isEnabledLP(resolveInfo.activityInfo)) { 6912// retList.add(resolveInfo); 6913// } 6914// } 6915// return retList; 6916// } 6917 6918 // Keys are String (activity class name), values are Activity. 6919 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6920 = new HashMap<ComponentName, PackageParser.Activity>(); 6921 private int mFlags; 6922 } 6923 6924 private final class ServiceIntentResolver 6925 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6926 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6927 boolean defaultOnly, int userId) { 6928 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6929 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6930 } 6931 6932 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6933 int userId) { 6934 if (!sUserManager.exists(userId)) return null; 6935 mFlags = flags; 6936 return super.queryIntent(intent, resolvedType, 6937 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6938 } 6939 6940 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6941 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6942 if (!sUserManager.exists(userId)) return null; 6943 if (packageServices == null) { 6944 return null; 6945 } 6946 mFlags = flags; 6947 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6948 final int N = packageServices.size(); 6949 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6950 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6951 6952 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6953 for (int i = 0; i < N; ++i) { 6954 intentFilters = packageServices.get(i).intents; 6955 if (intentFilters != null && intentFilters.size() > 0) { 6956 PackageParser.ServiceIntentInfo[] array = 6957 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6958 intentFilters.toArray(array); 6959 listCut.add(array); 6960 } 6961 } 6962 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6963 } 6964 6965 public final void addService(PackageParser.Service s) { 6966 mServices.put(s.getComponentName(), s); 6967 if (DEBUG_SHOW_INFO) { 6968 Log.v(TAG, " " 6969 + (s.info.nonLocalizedLabel != null 6970 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6971 Log.v(TAG, " Class=" + s.info.name); 6972 } 6973 final int NI = s.intents.size(); 6974 int j; 6975 for (j=0; j<NI; j++) { 6976 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6977 if (DEBUG_SHOW_INFO) { 6978 Log.v(TAG, " IntentFilter:"); 6979 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6980 } 6981 if (!intent.debugCheck()) { 6982 Log.w(TAG, "==> For Service " + s.info.name); 6983 } 6984 addFilter(intent); 6985 } 6986 } 6987 6988 public final void removeService(PackageParser.Service s) { 6989 mServices.remove(s.getComponentName()); 6990 if (DEBUG_SHOW_INFO) { 6991 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 6992 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6993 Log.v(TAG, " Class=" + s.info.name); 6994 } 6995 final int NI = s.intents.size(); 6996 int j; 6997 for (j=0; j<NI; j++) { 6998 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6999 if (DEBUG_SHOW_INFO) { 7000 Log.v(TAG, " IntentFilter:"); 7001 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7002 } 7003 removeFilter(intent); 7004 } 7005 } 7006 7007 @Override 7008 protected boolean allowFilterResult( 7009 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 7010 ServiceInfo filterSi = filter.service.info; 7011 for (int i=dest.size()-1; i>=0; i--) { 7012 ServiceInfo destAi = dest.get(i).serviceInfo; 7013 if (destAi.name == filterSi.name 7014 && destAi.packageName == filterSi.packageName) { 7015 return false; 7016 } 7017 } 7018 return true; 7019 } 7020 7021 @Override 7022 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 7023 return new PackageParser.ServiceIntentInfo[size]; 7024 } 7025 7026 @Override 7027 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 7028 if (!sUserManager.exists(userId)) return true; 7029 PackageParser.Package p = filter.service.owner; 7030 if (p != null) { 7031 PackageSetting ps = (PackageSetting)p.mExtras; 7032 if (ps != null) { 7033 // System apps are never considered stopped for purposes of 7034 // filtering, because there may be no way for the user to 7035 // actually re-launch them. 7036 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7037 && ps.getStopped(userId); 7038 } 7039 } 7040 return false; 7041 } 7042 7043 @Override 7044 protected boolean isPackageForFilter(String packageName, 7045 PackageParser.ServiceIntentInfo info) { 7046 return packageName.equals(info.service.owner.packageName); 7047 } 7048 7049 @Override 7050 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 7051 int match, int userId) { 7052 if (!sUserManager.exists(userId)) return null; 7053 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 7054 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 7055 return null; 7056 } 7057 final PackageParser.Service service = info.service; 7058 if (mSafeMode && (service.info.applicationInfo.flags 7059 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7060 return null; 7061 } 7062 PackageSetting ps = (PackageSetting) service.owner.mExtras; 7063 if (ps == null) { 7064 return null; 7065 } 7066 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 7067 ps.readUserState(userId), userId); 7068 if (si == null) { 7069 return null; 7070 } 7071 final ResolveInfo res = new ResolveInfo(); 7072 res.serviceInfo = si; 7073 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7074 res.filter = filter; 7075 } 7076 res.priority = info.getPriority(); 7077 res.preferredOrder = service.owner.mPreferredOrder; 7078 //System.out.println("Result: " + res.activityInfo.className + 7079 // " = " + res.priority); 7080 res.match = match; 7081 res.isDefault = info.hasDefault; 7082 res.labelRes = info.labelRes; 7083 res.nonLocalizedLabel = info.nonLocalizedLabel; 7084 res.icon = info.icon; 7085 res.system = isSystemApp(res.serviceInfo.applicationInfo); 7086 return res; 7087 } 7088 7089 @Override 7090 protected void sortResults(List<ResolveInfo> results) { 7091 Collections.sort(results, mResolvePrioritySorter); 7092 } 7093 7094 @Override 7095 protected void dumpFilter(PrintWriter out, String prefix, 7096 PackageParser.ServiceIntentInfo filter) { 7097 out.print(prefix); out.print( 7098 Integer.toHexString(System.identityHashCode(filter.service))); 7099 out.print(' '); 7100 filter.service.printComponentShortName(out); 7101 out.print(" filter "); 7102 out.println(Integer.toHexString(System.identityHashCode(filter))); 7103 } 7104 7105// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 7106// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 7107// final List<ResolveInfo> retList = Lists.newArrayList(); 7108// while (i.hasNext()) { 7109// final ResolveInfo resolveInfo = (ResolveInfo) i; 7110// if (isEnabledLP(resolveInfo.serviceInfo)) { 7111// retList.add(resolveInfo); 7112// } 7113// } 7114// return retList; 7115// } 7116 7117 // Keys are String (activity class name), values are Activity. 7118 private final HashMap<ComponentName, PackageParser.Service> mServices 7119 = new HashMap<ComponentName, PackageParser.Service>(); 7120 private int mFlags; 7121 }; 7122 7123 private final class ProviderIntentResolver 7124 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 7125 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7126 boolean defaultOnly, int userId) { 7127 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7128 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7129 } 7130 7131 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7132 int userId) { 7133 if (!sUserManager.exists(userId)) 7134 return null; 7135 mFlags = flags; 7136 return super.queryIntent(intent, resolvedType, 7137 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7138 } 7139 7140 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7141 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 7142 if (!sUserManager.exists(userId)) 7143 return null; 7144 if (packageProviders == null) { 7145 return null; 7146 } 7147 mFlags = flags; 7148 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 7149 final int N = packageProviders.size(); 7150 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 7151 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 7152 7153 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 7154 for (int i = 0; i < N; ++i) { 7155 intentFilters = packageProviders.get(i).intents; 7156 if (intentFilters != null && intentFilters.size() > 0) { 7157 PackageParser.ProviderIntentInfo[] array = 7158 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 7159 intentFilters.toArray(array); 7160 listCut.add(array); 7161 } 7162 } 7163 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7164 } 7165 7166 public final void addProvider(PackageParser.Provider p) { 7167 if (mProviders.containsKey(p.getComponentName())) { 7168 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 7169 return; 7170 } 7171 7172 mProviders.put(p.getComponentName(), p); 7173 if (DEBUG_SHOW_INFO) { 7174 Log.v(TAG, " " 7175 + (p.info.nonLocalizedLabel != null 7176 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7177 Log.v(TAG, " Class=" + p.info.name); 7178 } 7179 final int NI = p.intents.size(); 7180 int j; 7181 for (j = 0; j < NI; j++) { 7182 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7183 if (DEBUG_SHOW_INFO) { 7184 Log.v(TAG, " IntentFilter:"); 7185 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7186 } 7187 if (!intent.debugCheck()) { 7188 Log.w(TAG, "==> For Provider " + p.info.name); 7189 } 7190 addFilter(intent); 7191 } 7192 } 7193 7194 public final void removeProvider(PackageParser.Provider p) { 7195 mProviders.remove(p.getComponentName()); 7196 if (DEBUG_SHOW_INFO) { 7197 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 7198 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 7199 Log.v(TAG, " Class=" + p.info.name); 7200 } 7201 final int NI = p.intents.size(); 7202 int j; 7203 for (j = 0; j < NI; j++) { 7204 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 7205 if (DEBUG_SHOW_INFO) { 7206 Log.v(TAG, " IntentFilter:"); 7207 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7208 } 7209 removeFilter(intent); 7210 } 7211 } 7212 7213 @Override 7214 protected boolean allowFilterResult( 7215 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 7216 ProviderInfo filterPi = filter.provider.info; 7217 for (int i = dest.size() - 1; i >= 0; i--) { 7218 ProviderInfo destPi = dest.get(i).providerInfo; 7219 if (destPi.name == filterPi.name 7220 && destPi.packageName == filterPi.packageName) { 7221 return false; 7222 } 7223 } 7224 return true; 7225 } 7226 7227 @Override 7228 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 7229 return new PackageParser.ProviderIntentInfo[size]; 7230 } 7231 7232 @Override 7233 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 7234 if (!sUserManager.exists(userId)) 7235 return true; 7236 PackageParser.Package p = filter.provider.owner; 7237 if (p != null) { 7238 PackageSetting ps = (PackageSetting) p.mExtras; 7239 if (ps != null) { 7240 // System apps are never considered stopped for purposes of 7241 // filtering, because there may be no way for the user to 7242 // actually re-launch them. 7243 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 7244 && ps.getStopped(userId); 7245 } 7246 } 7247 return false; 7248 } 7249 7250 @Override 7251 protected boolean isPackageForFilter(String packageName, 7252 PackageParser.ProviderIntentInfo info) { 7253 return packageName.equals(info.provider.owner.packageName); 7254 } 7255 7256 @Override 7257 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 7258 int match, int userId) { 7259 if (!sUserManager.exists(userId)) 7260 return null; 7261 final PackageParser.ProviderIntentInfo info = filter; 7262 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 7263 return null; 7264 } 7265 final PackageParser.Provider provider = info.provider; 7266 if (mSafeMode && (provider.info.applicationInfo.flags 7267 & ApplicationInfo.FLAG_SYSTEM) == 0) { 7268 return null; 7269 } 7270 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 7271 if (ps == null) { 7272 return null; 7273 } 7274 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 7275 ps.readUserState(userId), userId); 7276 if (pi == null) { 7277 return null; 7278 } 7279 final ResolveInfo res = new ResolveInfo(); 7280 res.providerInfo = pi; 7281 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 7282 res.filter = filter; 7283 } 7284 res.priority = info.getPriority(); 7285 res.preferredOrder = provider.owner.mPreferredOrder; 7286 res.match = match; 7287 res.isDefault = info.hasDefault; 7288 res.labelRes = info.labelRes; 7289 res.nonLocalizedLabel = info.nonLocalizedLabel; 7290 res.icon = info.icon; 7291 res.system = isSystemApp(res.providerInfo.applicationInfo); 7292 return res; 7293 } 7294 7295 @Override 7296 protected void sortResults(List<ResolveInfo> results) { 7297 Collections.sort(results, mResolvePrioritySorter); 7298 } 7299 7300 @Override 7301 protected void dumpFilter(PrintWriter out, String prefix, 7302 PackageParser.ProviderIntentInfo filter) { 7303 out.print(prefix); 7304 out.print( 7305 Integer.toHexString(System.identityHashCode(filter.provider))); 7306 out.print(' '); 7307 filter.provider.printComponentShortName(out); 7308 out.print(" filter "); 7309 out.println(Integer.toHexString(System.identityHashCode(filter))); 7310 } 7311 7312 private final HashMap<ComponentName, PackageParser.Provider> mProviders 7313 = new HashMap<ComponentName, PackageParser.Provider>(); 7314 private int mFlags; 7315 }; 7316 7317 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 7318 new Comparator<ResolveInfo>() { 7319 public int compare(ResolveInfo r1, ResolveInfo r2) { 7320 int v1 = r1.priority; 7321 int v2 = r2.priority; 7322 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 7323 if (v1 != v2) { 7324 return (v1 > v2) ? -1 : 1; 7325 } 7326 v1 = r1.preferredOrder; 7327 v2 = r2.preferredOrder; 7328 if (v1 != v2) { 7329 return (v1 > v2) ? -1 : 1; 7330 } 7331 if (r1.isDefault != r2.isDefault) { 7332 return r1.isDefault ? -1 : 1; 7333 } 7334 v1 = r1.match; 7335 v2 = r2.match; 7336 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 7337 if (v1 != v2) { 7338 return (v1 > v2) ? -1 : 1; 7339 } 7340 if (r1.system != r2.system) { 7341 return r1.system ? -1 : 1; 7342 } 7343 return 0; 7344 } 7345 }; 7346 7347 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 7348 new Comparator<ProviderInfo>() { 7349 public int compare(ProviderInfo p1, ProviderInfo p2) { 7350 final int v1 = p1.initOrder; 7351 final int v2 = p2.initOrder; 7352 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 7353 } 7354 }; 7355 7356 static final void sendPackageBroadcast(String action, String pkg, 7357 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 7358 int[] userIds) { 7359 IActivityManager am = ActivityManagerNative.getDefault(); 7360 if (am != null) { 7361 try { 7362 if (userIds == null) { 7363 userIds = am.getRunningUserIds(); 7364 } 7365 for (int id : userIds) { 7366 final Intent intent = new Intent(action, 7367 pkg != null ? Uri.fromParts("package", pkg, null) : null); 7368 if (extras != null) { 7369 intent.putExtras(extras); 7370 } 7371 if (targetPkg != null) { 7372 intent.setPackage(targetPkg); 7373 } 7374 // Modify the UID when posting to other users 7375 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 7376 if (uid > 0 && UserHandle.getUserId(uid) != id) { 7377 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 7378 intent.putExtra(Intent.EXTRA_UID, uid); 7379 } 7380 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 7381 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 7382 if (DEBUG_BROADCASTS) { 7383 RuntimeException here = new RuntimeException("here"); 7384 here.fillInStackTrace(); 7385 Slog.d(TAG, "Sending to user " + id + ": " 7386 + intent.toShortString(false, true, false, false) 7387 + " " + intent.getExtras(), here); 7388 } 7389 am.broadcastIntent(null, intent, null, finishedReceiver, 7390 0, null, null, null, android.app.AppOpsManager.OP_NONE, 7391 finishedReceiver != null, false, id); 7392 } 7393 } catch (RemoteException ex) { 7394 } 7395 } 7396 } 7397 7398 /** 7399 * Check if the external storage media is available. This is true if there 7400 * is a mounted external storage medium or if the external storage is 7401 * emulated. 7402 */ 7403 private boolean isExternalMediaAvailable() { 7404 return mMediaMounted || Environment.isExternalStorageEmulated(); 7405 } 7406 7407 @Override 7408 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 7409 // writer 7410 synchronized (mPackages) { 7411 if (!isExternalMediaAvailable()) { 7412 // If the external storage is no longer mounted at this point, 7413 // the caller may not have been able to delete all of this 7414 // packages files and can not delete any more. Bail. 7415 return null; 7416 } 7417 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 7418 if (lastPackage != null) { 7419 pkgs.remove(lastPackage); 7420 } 7421 if (pkgs.size() > 0) { 7422 return pkgs.get(0); 7423 } 7424 } 7425 return null; 7426 } 7427 7428 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 7429 if (false) { 7430 RuntimeException here = new RuntimeException("here"); 7431 here.fillInStackTrace(); 7432 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 7433 + " andCode=" + andCode, here); 7434 } 7435 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 7436 userId, andCode ? 1 : 0, packageName)); 7437 } 7438 7439 void startCleaningPackages() { 7440 // reader 7441 synchronized (mPackages) { 7442 if (!isExternalMediaAvailable()) { 7443 return; 7444 } 7445 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 7446 return; 7447 } 7448 } 7449 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 7450 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 7451 IActivityManager am = ActivityManagerNative.getDefault(); 7452 if (am != null) { 7453 try { 7454 am.startService(null, intent, null, UserHandle.USER_OWNER); 7455 } catch (RemoteException e) { 7456 } 7457 } 7458 } 7459 7460 private final class AppDirObserver extends FileObserver { 7461 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 7462 super(path, mask); 7463 mRootDir = path; 7464 mIsRom = isrom; 7465 mIsPrivileged = isPrivileged; 7466 } 7467 7468 public void onEvent(int event, String path) { 7469 String removedPackage = null; 7470 int removedAppId = -1; 7471 int[] removedUsers = null; 7472 String addedPackage = null; 7473 int addedAppId = -1; 7474 int[] addedUsers = null; 7475 7476 // TODO post a message to the handler to obtain serial ordering 7477 synchronized (mInstallLock) { 7478 String fullPathStr = null; 7479 File fullPath = null; 7480 if (path != null) { 7481 fullPath = new File(mRootDir, path); 7482 fullPathStr = fullPath.getPath(); 7483 } 7484 7485 if (DEBUG_APP_DIR_OBSERVER) 7486 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 7487 7488 if (!isApkFile(fullPath)) { 7489 if (DEBUG_APP_DIR_OBSERVER) 7490 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 7491 return; 7492 } 7493 7494 // Ignore packages that are being installed or 7495 // have just been installed. 7496 if (ignoreCodePath(fullPathStr)) { 7497 return; 7498 } 7499 PackageParser.Package p = null; 7500 PackageSetting ps = null; 7501 // reader 7502 synchronized (mPackages) { 7503 p = mAppDirs.get(fullPathStr); 7504 if (p != null) { 7505 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 7506 if (ps != null) { 7507 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7508 } else { 7509 removedUsers = sUserManager.getUserIds(); 7510 } 7511 } 7512 addedUsers = sUserManager.getUserIds(); 7513 } 7514 if ((event&REMOVE_EVENTS) != 0) { 7515 if (ps != null) { 7516 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 7517 removePackageLI(ps, true); 7518 removedPackage = ps.name; 7519 removedAppId = ps.appId; 7520 } 7521 } 7522 7523 if ((event&ADD_EVENTS) != 0) { 7524 if (p == null) { 7525 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 7526 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 7527 if (mIsRom) { 7528 flags |= PackageParser.PARSE_IS_SYSTEM 7529 | PackageParser.PARSE_IS_SYSTEM_DIR; 7530 if (mIsPrivileged) { 7531 flags |= PackageParser.PARSE_IS_PRIVILEGED; 7532 } 7533 } 7534 p = scanPackageLI(fullPath, flags, 7535 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 7536 System.currentTimeMillis(), UserHandle.ALL, null); 7537 if (p != null) { 7538 /* 7539 * TODO this seems dangerous as the package may have 7540 * changed since we last acquired the mPackages 7541 * lock. 7542 */ 7543 // writer 7544 synchronized (mPackages) { 7545 updatePermissionsLPw(p.packageName, p, 7546 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 7547 } 7548 addedPackage = p.applicationInfo.packageName; 7549 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 7550 } 7551 } 7552 } 7553 7554 // reader 7555 synchronized (mPackages) { 7556 mSettings.writeLPr(); 7557 } 7558 } 7559 7560 if (removedPackage != null) { 7561 Bundle extras = new Bundle(1); 7562 extras.putInt(Intent.EXTRA_UID, removedAppId); 7563 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 7564 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 7565 extras, null, null, removedUsers); 7566 } 7567 if (addedPackage != null) { 7568 Bundle extras = new Bundle(1); 7569 extras.putInt(Intent.EXTRA_UID, addedAppId); 7570 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 7571 extras, null, null, addedUsers); 7572 } 7573 } 7574 7575 private final String mRootDir; 7576 private final boolean mIsRom; 7577 private final boolean mIsPrivileged; 7578 } 7579 7580 /* 7581 * The old-style observer methods all just trampoline to the newer signature with 7582 * expanded install observer API. The older API continues to work but does not 7583 * supply the additional details of the Observer2 API. 7584 */ 7585 7586 /* Called when a downloaded package installation has been confirmed by the user */ 7587 public void installPackage( 7588 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 7589 installPackageEtc(packageURI, observer, null, flags, null); 7590 } 7591 7592 /* Called when a downloaded package installation has been confirmed by the user */ 7593 @Override 7594 public void installPackage( 7595 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 7596 final String installerPackageName) { 7597 installPackageWithVerificationEtc(packageURI, observer, null, flags, 7598 installerPackageName, null, null, null); 7599 } 7600 7601 @Override 7602 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 7603 int flags, String installerPackageName, Uri verificationURI, 7604 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 7605 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 7606 VerificationParams.NO_UID, manifestDigest); 7607 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 7608 installerPackageName, verificationParams, encryptionParams); 7609 } 7610 7611 @Override 7612 public void installPackageWithVerificationAndEncryption(Uri packageURI, 7613 IPackageInstallObserver observer, int flags, String installerPackageName, 7614 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 7615 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 7616 installerPackageName, verificationParams, encryptionParams); 7617 } 7618 7619 /* 7620 * And here are the "live" versions that take both observer arguments 7621 */ 7622 public void installPackageEtc( 7623 final Uri packageURI, final IPackageInstallObserver observer, 7624 IPackageInstallObserver2 observer2, final int flags) { 7625 installPackageEtc(packageURI, observer, observer2, flags, null); 7626 } 7627 7628 public void installPackageEtc( 7629 final Uri packageURI, final IPackageInstallObserver observer, 7630 final IPackageInstallObserver2 observer2, final int flags, 7631 final String installerPackageName) { 7632 installPackageWithVerificationEtc(packageURI, observer, observer2, flags, 7633 installerPackageName, null, null, null); 7634 } 7635 7636 @Override 7637 public void installPackageWithVerificationEtc(Uri packageURI, IPackageInstallObserver observer, 7638 IPackageInstallObserver2 observer2, 7639 int flags, String installerPackageName, Uri verificationURI, 7640 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 7641 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 7642 VerificationParams.NO_UID, manifestDigest); 7643 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, observer2, flags, 7644 installerPackageName, verificationParams, encryptionParams); 7645 } 7646 7647 /* 7648 * All of the installPackage...*() methods redirect to this one for the master implementation 7649 */ 7650 public void installPackageWithVerificationAndEncryptionEtc(Uri packageURI, 7651 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 7652 int flags, String installerPackageName, 7653 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 7654 if (observer == null && observer2 == null) { 7655 throw new IllegalArgumentException("No install observer supplied"); 7656 } 7657 installPackageWithVerificationEncryptionAndAbiOverrideEtc(packageURI, observer, observer2, 7658 flags, installerPackageName, verificationParams, encryptionParams, null); 7659 } 7660 7661 @Override 7662 public void installPackageWithVerificationEncryptionAndAbiOverrideEtc(Uri packageURI, 7663 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 7664 int flags, String installerPackageName, 7665 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams, 7666 String packageAbiOverride) { 7667 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7668 null); 7669 7670 final int uid = Binder.getCallingUid(); 7671 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 7672 try { 7673 if (observer != null) { 7674 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 7675 } 7676 if (observer2 != null) { 7677 observer2.packageInstalled("", null, PackageManager.INSTALL_FAILED_USER_RESTRICTED); 7678 } 7679 } catch (RemoteException re) { 7680 } 7681 return; 7682 } 7683 7684 UserHandle user; 7685 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 7686 user = UserHandle.ALL; 7687 } else { 7688 user = new UserHandle(UserHandle.getUserId(uid)); 7689 } 7690 7691 final int filteredFlags; 7692 7693 if (uid == Process.SHELL_UID || uid == 0) { 7694 if (DEBUG_INSTALL) { 7695 Slog.v(TAG, "Install from ADB"); 7696 } 7697 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7698 } else { 7699 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7700 } 7701 7702 verificationParams.setInstallerUid(uid); 7703 7704 if (!"file".equals(packageURI.getScheme())) { 7705 throw new UnsupportedOperationException("Only file:// URIs are supported"); 7706 } 7707 final File fromFile = new File(packageURI.getPath()); 7708 7709 if (encryptionParams != null) { 7710 throw new UnsupportedOperationException("ContainerEncryptionParams not supported"); 7711 } 7712 7713 final Message msg = mHandler.obtainMessage(INIT_COPY); 7714 msg.obj = new InstallParams(fromFile, observer, observer2, filteredFlags, 7715 installerPackageName, verificationParams, user, packageAbiOverride); 7716 mHandler.sendMessage(msg); 7717 } 7718 7719 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7720 Bundle extras = new Bundle(1); 7721 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7722 7723 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7724 packageName, extras, null, null, new int[] {userId}); 7725 try { 7726 IActivityManager am = ActivityManagerNative.getDefault(); 7727 final boolean isSystem = 7728 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7729 if (isSystem && am.isUserRunning(userId, false)) { 7730 // The just-installed/enabled app is bundled on the system, so presumed 7731 // to be able to run automatically without needing an explicit launch. 7732 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7733 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7734 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7735 .setPackage(packageName); 7736 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7737 android.app.AppOpsManager.OP_NONE, false, false, userId); 7738 } 7739 } catch (RemoteException e) { 7740 // shouldn't happen 7741 Slog.w(TAG, "Unable to bootstrap installed package", e); 7742 } 7743 } 7744 7745 @Override 7746 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7747 int userId) { 7748 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7749 PackageSetting pkgSetting; 7750 final int uid = Binder.getCallingUid(); 7751 if (UserHandle.getUserId(uid) != userId) { 7752 mContext.enforceCallingOrSelfPermission( 7753 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7754 "setApplicationBlockedSetting for user " + userId); 7755 } 7756 7757 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7758 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7759 return false; 7760 } 7761 7762 long callingId = Binder.clearCallingIdentity(); 7763 try { 7764 boolean sendAdded = false; 7765 boolean sendRemoved = false; 7766 // writer 7767 synchronized (mPackages) { 7768 pkgSetting = mSettings.mPackages.get(packageName); 7769 if (pkgSetting == null) { 7770 return false; 7771 } 7772 if (pkgSetting.getBlocked(userId) != blocked) { 7773 pkgSetting.setBlocked(blocked, userId); 7774 mSettings.writePackageRestrictionsLPr(userId); 7775 if (blocked) { 7776 sendRemoved = true; 7777 } else { 7778 sendAdded = true; 7779 } 7780 } 7781 } 7782 if (sendAdded) { 7783 sendPackageAddedForUser(packageName, pkgSetting, userId); 7784 return true; 7785 } 7786 if (sendRemoved) { 7787 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7788 "blocking pkg"); 7789 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7790 } 7791 } finally { 7792 Binder.restoreCallingIdentity(callingId); 7793 } 7794 return false; 7795 } 7796 7797 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7798 int userId) { 7799 final PackageRemovedInfo info = new PackageRemovedInfo(); 7800 info.removedPackage = packageName; 7801 info.removedUsers = new int[] {userId}; 7802 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7803 info.sendBroadcast(false, false, false); 7804 } 7805 7806 /** 7807 * Returns true if application is not found or there was an error. Otherwise it returns 7808 * the blocked state of the package for the given user. 7809 */ 7810 @Override 7811 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7812 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7813 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 7814 "getApplicationBlocked for user " + userId); 7815 PackageSetting pkgSetting; 7816 long callingId = Binder.clearCallingIdentity(); 7817 try { 7818 // writer 7819 synchronized (mPackages) { 7820 pkgSetting = mSettings.mPackages.get(packageName); 7821 if (pkgSetting == null) { 7822 return true; 7823 } 7824 return pkgSetting.getBlocked(userId); 7825 } 7826 } finally { 7827 Binder.restoreCallingIdentity(callingId); 7828 } 7829 } 7830 7831 void installStage(String packageName, File stageDir, IPackageInstallObserver2 observer2, 7832 PackageInstallerParams params, String installerPackageName, int installerUid, 7833 UserHandle user) { 7834 Slog.e(TAG, "TODO: install stage!"); 7835 try { 7836 observer2.packageInstalled(packageName, null, 7837 PackageManager.INSTALL_FAILED_INTERNAL_ERROR); 7838 } catch (RemoteException ignored) { 7839 } 7840 } 7841 7842 /** 7843 * @hide 7844 */ 7845 @Override 7846 public int installExistingPackageAsUser(String packageName, int userId) { 7847 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7848 null); 7849 PackageSetting pkgSetting; 7850 final int uid = Binder.getCallingUid(); 7851 enforceCrossUserPermission(uid, userId, true, "installExistingPackage for user " + userId); 7852 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7853 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7854 } 7855 7856 long callingId = Binder.clearCallingIdentity(); 7857 try { 7858 boolean sendAdded = false; 7859 Bundle extras = new Bundle(1); 7860 7861 // writer 7862 synchronized (mPackages) { 7863 pkgSetting = mSettings.mPackages.get(packageName); 7864 if (pkgSetting == null) { 7865 return PackageManager.INSTALL_FAILED_INVALID_URI; 7866 } 7867 if (!pkgSetting.getInstalled(userId)) { 7868 pkgSetting.setInstalled(true, userId); 7869 pkgSetting.setBlocked(false, userId); 7870 mSettings.writePackageRestrictionsLPr(userId); 7871 sendAdded = true; 7872 } 7873 } 7874 7875 if (sendAdded) { 7876 sendPackageAddedForUser(packageName, pkgSetting, userId); 7877 } 7878 } finally { 7879 Binder.restoreCallingIdentity(callingId); 7880 } 7881 7882 return PackageManager.INSTALL_SUCCEEDED; 7883 } 7884 7885 boolean isUserRestricted(int userId, String restrictionKey) { 7886 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7887 if (restrictions.getBoolean(restrictionKey, false)) { 7888 Log.w(TAG, "User is restricted: " + restrictionKey); 7889 return true; 7890 } 7891 return false; 7892 } 7893 7894 @Override 7895 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7896 mContext.enforceCallingOrSelfPermission( 7897 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7898 "Only package verification agents can verify applications"); 7899 7900 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7901 final PackageVerificationResponse response = new PackageVerificationResponse( 7902 verificationCode, Binder.getCallingUid()); 7903 msg.arg1 = id; 7904 msg.obj = response; 7905 mHandler.sendMessage(msg); 7906 } 7907 7908 @Override 7909 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7910 long millisecondsToDelay) { 7911 mContext.enforceCallingOrSelfPermission( 7912 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7913 "Only package verification agents can extend verification timeouts"); 7914 7915 final PackageVerificationState state = mPendingVerification.get(id); 7916 final PackageVerificationResponse response = new PackageVerificationResponse( 7917 verificationCodeAtTimeout, Binder.getCallingUid()); 7918 7919 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7920 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7921 } 7922 if (millisecondsToDelay < 0) { 7923 millisecondsToDelay = 0; 7924 } 7925 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7926 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7927 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7928 } 7929 7930 if ((state != null) && !state.timeoutExtended()) { 7931 state.extendTimeout(); 7932 7933 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7934 msg.arg1 = id; 7935 msg.obj = response; 7936 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7937 } 7938 } 7939 7940 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7941 int verificationCode, UserHandle user) { 7942 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7943 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7944 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7945 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7946 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7947 7948 mContext.sendBroadcastAsUser(intent, user, 7949 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7950 } 7951 7952 private ComponentName matchComponentForVerifier(String packageName, 7953 List<ResolveInfo> receivers) { 7954 ActivityInfo targetReceiver = null; 7955 7956 final int NR = receivers.size(); 7957 for (int i = 0; i < NR; i++) { 7958 final ResolveInfo info = receivers.get(i); 7959 if (info.activityInfo == null) { 7960 continue; 7961 } 7962 7963 if (packageName.equals(info.activityInfo.packageName)) { 7964 targetReceiver = info.activityInfo; 7965 break; 7966 } 7967 } 7968 7969 if (targetReceiver == null) { 7970 return null; 7971 } 7972 7973 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7974 } 7975 7976 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7977 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7978 if (pkgInfo.verifiers.length == 0) { 7979 return null; 7980 } 7981 7982 final int N = pkgInfo.verifiers.length; 7983 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7984 for (int i = 0; i < N; i++) { 7985 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7986 7987 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7988 receivers); 7989 if (comp == null) { 7990 continue; 7991 } 7992 7993 final int verifierUid = getUidForVerifier(verifierInfo); 7994 if (verifierUid == -1) { 7995 continue; 7996 } 7997 7998 if (DEBUG_VERIFY) { 7999 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8000 + " with the correct signature"); 8001 } 8002 sufficientVerifiers.add(comp); 8003 verificationState.addSufficientVerifier(verifierUid); 8004 } 8005 8006 return sufficientVerifiers; 8007 } 8008 8009 private int getUidForVerifier(VerifierInfo verifierInfo) { 8010 synchronized (mPackages) { 8011 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8012 if (pkg == null) { 8013 return -1; 8014 } else if (pkg.mSignatures.length != 1) { 8015 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8016 + " has more than one signature; ignoring"); 8017 return -1; 8018 } 8019 8020 /* 8021 * If the public key of the package's signature does not match 8022 * our expected public key, then this is a different package and 8023 * we should skip. 8024 */ 8025 8026 final byte[] expectedPublicKey; 8027 try { 8028 final Signature verifierSig = pkg.mSignatures[0]; 8029 final PublicKey publicKey = verifierSig.getPublicKey(); 8030 expectedPublicKey = publicKey.getEncoded(); 8031 } catch (CertificateException e) { 8032 return -1; 8033 } 8034 8035 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8036 8037 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8038 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8039 + " does not have the expected public key; ignoring"); 8040 return -1; 8041 } 8042 8043 return pkg.applicationInfo.uid; 8044 } 8045 } 8046 8047 @Override 8048 public void finishPackageInstall(int token) { 8049 enforceSystemOrRoot("Only the system is allowed to finish installs"); 8050 8051 if (DEBUG_INSTALL) { 8052 Slog.v(TAG, "BM finishing package install for " + token); 8053 } 8054 8055 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8056 mHandler.sendMessage(msg); 8057 } 8058 8059 /** 8060 * Get the verification agent timeout. 8061 * 8062 * @return verification timeout in milliseconds 8063 */ 8064 private long getVerificationTimeout() { 8065 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 8066 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 8067 DEFAULT_VERIFICATION_TIMEOUT); 8068 } 8069 8070 /** 8071 * Get the default verification agent response code. 8072 * 8073 * @return default verification response code 8074 */ 8075 private int getDefaultVerificationResponse() { 8076 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8077 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 8078 DEFAULT_VERIFICATION_RESPONSE); 8079 } 8080 8081 /** 8082 * Check whether or not package verification has been enabled. 8083 * 8084 * @return true if verification should be performed 8085 */ 8086 private boolean isVerificationEnabled(int userId, int flags) { 8087 if (!DEFAULT_VERIFY_ENABLE) { 8088 return false; 8089 } 8090 8091 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 8092 8093 // Check if installing from ADB 8094 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 8095 // Do not run verification in a test harness environment 8096 if (ActivityManager.isRunningInTestHarness()) { 8097 return false; 8098 } 8099 if (ensureVerifyAppsEnabled) { 8100 return true; 8101 } 8102 // Check if the developer does not want package verification for ADB installs 8103 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8104 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 8105 return false; 8106 } 8107 } 8108 8109 if (ensureVerifyAppsEnabled) { 8110 return true; 8111 } 8112 8113 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8114 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 8115 } 8116 8117 /** 8118 * Get the "allow unknown sources" setting. 8119 * 8120 * @return the current "allow unknown sources" setting 8121 */ 8122 private int getUnknownSourcesSettings() { 8123 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 8124 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 8125 -1); 8126 } 8127 8128 @Override 8129 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 8130 final int uid = Binder.getCallingUid(); 8131 // writer 8132 synchronized (mPackages) { 8133 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 8134 if (targetPackageSetting == null) { 8135 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 8136 } 8137 8138 PackageSetting installerPackageSetting; 8139 if (installerPackageName != null) { 8140 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 8141 if (installerPackageSetting == null) { 8142 throw new IllegalArgumentException("Unknown installer package: " 8143 + installerPackageName); 8144 } 8145 } else { 8146 installerPackageSetting = null; 8147 } 8148 8149 Signature[] callerSignature; 8150 Object obj = mSettings.getUserIdLPr(uid); 8151 if (obj != null) { 8152 if (obj instanceof SharedUserSetting) { 8153 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 8154 } else if (obj instanceof PackageSetting) { 8155 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 8156 } else { 8157 throw new SecurityException("Bad object " + obj + " for uid " + uid); 8158 } 8159 } else { 8160 throw new SecurityException("Unknown calling uid " + uid); 8161 } 8162 8163 // Verify: can't set installerPackageName to a package that is 8164 // not signed with the same cert as the caller. 8165 if (installerPackageSetting != null) { 8166 if (compareSignatures(callerSignature, 8167 installerPackageSetting.signatures.mSignatures) 8168 != PackageManager.SIGNATURE_MATCH) { 8169 throw new SecurityException( 8170 "Caller does not have same cert as new installer package " 8171 + installerPackageName); 8172 } 8173 } 8174 8175 // Verify: if target already has an installer package, it must 8176 // be signed with the same cert as the caller. 8177 if (targetPackageSetting.installerPackageName != null) { 8178 PackageSetting setting = mSettings.mPackages.get( 8179 targetPackageSetting.installerPackageName); 8180 // If the currently set package isn't valid, then it's always 8181 // okay to change it. 8182 if (setting != null) { 8183 if (compareSignatures(callerSignature, 8184 setting.signatures.mSignatures) 8185 != PackageManager.SIGNATURE_MATCH) { 8186 throw new SecurityException( 8187 "Caller does not have same cert as old installer package " 8188 + targetPackageSetting.installerPackageName); 8189 } 8190 } 8191 } 8192 8193 // Okay! 8194 targetPackageSetting.installerPackageName = installerPackageName; 8195 scheduleWriteSettingsLocked(); 8196 } 8197 } 8198 8199 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 8200 // Queue up an async operation since the package installation may take a little while. 8201 mHandler.post(new Runnable() { 8202 public void run() { 8203 mHandler.removeCallbacks(this); 8204 // Result object to be returned 8205 PackageInstalledInfo res = new PackageInstalledInfo(); 8206 res.returnCode = currentStatus; 8207 res.uid = -1; 8208 res.pkg = null; 8209 res.removedInfo = new PackageRemovedInfo(); 8210 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 8211 args.doPreInstall(res.returnCode); 8212 synchronized (mInstallLock) { 8213 installPackageLI(args, true, res); 8214 } 8215 args.doPostInstall(res.returnCode, res.uid); 8216 } 8217 8218 // A restore should be performed at this point if (a) the install 8219 // succeeded, (b) the operation is not an update, and (c) the new 8220 // package has a backupAgent defined. 8221 final boolean update = res.removedInfo.removedPackage != null; 8222 boolean doRestore = (!update 8223 && res.pkg != null 8224 && res.pkg.applicationInfo.backupAgentName != null); 8225 8226 // Set up the post-install work request bookkeeping. This will be used 8227 // and cleaned up by the post-install event handling regardless of whether 8228 // there's a restore pass performed. Token values are >= 1. 8229 int token; 8230 if (mNextInstallToken < 0) mNextInstallToken = 1; 8231 token = mNextInstallToken++; 8232 8233 PostInstallData data = new PostInstallData(args, res); 8234 mRunningInstalls.put(token, data); 8235 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 8236 8237 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 8238 // Pass responsibility to the Backup Manager. It will perform a 8239 // restore if appropriate, then pass responsibility back to the 8240 // Package Manager to run the post-install observer callbacks 8241 // and broadcasts. 8242 IBackupManager bm = IBackupManager.Stub.asInterface( 8243 ServiceManager.getService(Context.BACKUP_SERVICE)); 8244 if (bm != null) { 8245 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 8246 + " to BM for possible restore"); 8247 try { 8248 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 8249 } catch (RemoteException e) { 8250 // can't happen; the backup manager is local 8251 } catch (Exception e) { 8252 Slog.e(TAG, "Exception trying to enqueue restore", e); 8253 doRestore = false; 8254 } 8255 } else { 8256 Slog.e(TAG, "Backup Manager not found!"); 8257 doRestore = false; 8258 } 8259 } 8260 8261 if (!doRestore) { 8262 // No restore possible, or the Backup Manager was mysteriously not 8263 // available -- just fire the post-install work request directly. 8264 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 8265 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 8266 mHandler.sendMessage(msg); 8267 } 8268 } 8269 }); 8270 } 8271 8272 private abstract class HandlerParams { 8273 private static final int MAX_RETRIES = 4; 8274 8275 /** 8276 * Number of times startCopy() has been attempted and had a non-fatal 8277 * error. 8278 */ 8279 private int mRetries = 0; 8280 8281 /** User handle for the user requesting the information or installation. */ 8282 private final UserHandle mUser; 8283 8284 HandlerParams(UserHandle user) { 8285 mUser = user; 8286 } 8287 8288 UserHandle getUser() { 8289 return mUser; 8290 } 8291 8292 final boolean startCopy() { 8293 boolean res; 8294 try { 8295 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 8296 8297 if (++mRetries > MAX_RETRIES) { 8298 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 8299 mHandler.sendEmptyMessage(MCS_GIVE_UP); 8300 handleServiceError(); 8301 return false; 8302 } else { 8303 handleStartCopy(); 8304 res = true; 8305 } 8306 } catch (RemoteException e) { 8307 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 8308 mHandler.sendEmptyMessage(MCS_RECONNECT); 8309 res = false; 8310 } 8311 handleReturnCode(); 8312 return res; 8313 } 8314 8315 final void serviceError() { 8316 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 8317 handleServiceError(); 8318 handleReturnCode(); 8319 } 8320 8321 abstract void handleStartCopy() throws RemoteException; 8322 abstract void handleServiceError(); 8323 abstract void handleReturnCode(); 8324 } 8325 8326 class MeasureParams extends HandlerParams { 8327 private final PackageStats mStats; 8328 private boolean mSuccess; 8329 8330 private final IPackageStatsObserver mObserver; 8331 8332 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 8333 super(new UserHandle(stats.userHandle)); 8334 mObserver = observer; 8335 mStats = stats; 8336 } 8337 8338 @Override 8339 public String toString() { 8340 return "MeasureParams{" 8341 + Integer.toHexString(System.identityHashCode(this)) 8342 + " " + mStats.packageName + "}"; 8343 } 8344 8345 @Override 8346 void handleStartCopy() throws RemoteException { 8347 synchronized (mInstallLock) { 8348 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 8349 } 8350 8351 if (mSuccess) { 8352 final boolean mounted; 8353 if (Environment.isExternalStorageEmulated()) { 8354 mounted = true; 8355 } else { 8356 final String status = Environment.getExternalStorageState(); 8357 mounted = (Environment.MEDIA_MOUNTED.equals(status) 8358 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 8359 } 8360 8361 if (mounted) { 8362 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 8363 8364 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 8365 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 8366 8367 mStats.externalDataSize = calculateDirectorySize(mContainerService, 8368 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 8369 8370 // Always subtract cache size, since it's a subdirectory 8371 mStats.externalDataSize -= mStats.externalCacheSize; 8372 8373 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 8374 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 8375 8376 mStats.externalObbSize = calculateDirectorySize(mContainerService, 8377 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 8378 } 8379 } 8380 } 8381 8382 @Override 8383 void handleReturnCode() { 8384 if (mObserver != null) { 8385 try { 8386 mObserver.onGetStatsCompleted(mStats, mSuccess); 8387 } catch (RemoteException e) { 8388 Slog.i(TAG, "Observer no longer exists."); 8389 } 8390 } 8391 } 8392 8393 @Override 8394 void handleServiceError() { 8395 Slog.e(TAG, "Could not measure application " + mStats.packageName 8396 + " external storage"); 8397 } 8398 } 8399 8400 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 8401 throws RemoteException { 8402 long result = 0; 8403 for (File path : paths) { 8404 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 8405 } 8406 return result; 8407 } 8408 8409 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 8410 for (File path : paths) { 8411 try { 8412 mcs.clearDirectory(path.getAbsolutePath()); 8413 } catch (RemoteException e) { 8414 } 8415 } 8416 } 8417 8418 class InstallParams extends HandlerParams { 8419 /** 8420 * Location where install is coming from, before it has been 8421 * copied/renamed into place. This could be a single monolithic APK 8422 * file, or a cluster directory. This location may be untrusted. 8423 */ 8424 private final File mFromFile; 8425 8426 final IPackageInstallObserver observer; 8427 final IPackageInstallObserver2 observer2; 8428 int flags; 8429 final String installerPackageName; 8430 final VerificationParams verificationParams; 8431 private InstallArgs mArgs; 8432 private int mRet; 8433 final String packageAbiOverride; 8434 final String packageInstructionSetOverride; 8435 8436 InstallParams(File fromFile, IPackageInstallObserver observer, 8437 IPackageInstallObserver2 observer2, int flags, String installerPackageName, 8438 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 8439 super(user); 8440 mFromFile = Preconditions.checkNotNull(fromFile); 8441 this.observer = observer; 8442 this.observer2 = observer2; 8443 this.flags = flags; 8444 this.installerPackageName = installerPackageName; 8445 this.verificationParams = verificationParams; 8446 this.packageAbiOverride = packageAbiOverride; 8447 this.packageInstructionSetOverride = (packageAbiOverride == null) ? 8448 packageAbiOverride : VMRuntime.getInstructionSet(packageAbiOverride); 8449 } 8450 8451 @Override 8452 public String toString() { 8453 return "InstallParams{" 8454 + Integer.toHexString(System.identityHashCode(this)) 8455 + " " + mFromFile + "}"; 8456 } 8457 8458 public ManifestDigest getManifestDigest() { 8459 if (verificationParams == null) { 8460 return null; 8461 } 8462 return verificationParams.getManifestDigest(); 8463 } 8464 8465 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 8466 String packageName = pkgLite.packageName; 8467 int installLocation = pkgLite.installLocation; 8468 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8469 // reader 8470 synchronized (mPackages) { 8471 PackageParser.Package pkg = mPackages.get(packageName); 8472 if (pkg != null) { 8473 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 8474 // Check for downgrading. 8475 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 8476 if (pkgLite.versionCode < pkg.mVersionCode) { 8477 Slog.w(TAG, "Can't install update of " + packageName 8478 + " update version " + pkgLite.versionCode 8479 + " is older than installed version " 8480 + pkg.mVersionCode); 8481 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 8482 } 8483 } 8484 // Check for updated system application. 8485 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 8486 if (onSd) { 8487 Slog.w(TAG, "Cannot install update to system app on sdcard"); 8488 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 8489 } 8490 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8491 } else { 8492 if (onSd) { 8493 // Install flag overrides everything. 8494 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8495 } 8496 // If current upgrade specifies particular preference 8497 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 8498 // Application explicitly specified internal. 8499 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8500 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 8501 // App explictly prefers external. Let policy decide 8502 } else { 8503 // Prefer previous location 8504 if (isExternal(pkg)) { 8505 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8506 } 8507 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 8508 } 8509 } 8510 } else { 8511 // Invalid install. Return error code 8512 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 8513 } 8514 } 8515 } 8516 // All the special cases have been taken care of. 8517 // Return result based on recommended install location. 8518 if (onSd) { 8519 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 8520 } 8521 return pkgLite.recommendedInstallLocation; 8522 } 8523 8524 private long getMemoryLowThreshold() { 8525 final DeviceStorageMonitorInternal 8526 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8527 if (dsm == null) { 8528 return 0L; 8529 } 8530 return dsm.getMemoryLowThreshold(); 8531 } 8532 8533 /* 8534 * Invoke remote method to get package information and install 8535 * location values. Override install location based on default 8536 * policy if needed and then create install arguments based 8537 * on the install location. 8538 */ 8539 public void handleStartCopy() throws RemoteException { 8540 int ret = PackageManager.INSTALL_SUCCEEDED; 8541 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8542 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 8543 PackageInfoLite pkgLite = null; 8544 8545 if (onInt && onSd) { 8546 // Check if both bits are set. 8547 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 8548 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8549 } else { 8550 final long lowThreshold = getMemoryLowThreshold(); 8551 if (lowThreshold == 0L) { 8552 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8553 } 8554 8555 // Remote call to find out default install location 8556 final String fromPath = getFromFile().getAbsolutePath(); 8557 pkgLite = mContainerService.getMinimalPackageInfo(fromPath, flags, lowThreshold, 8558 packageAbiOverride); 8559 8560 /* 8561 * If we have too little free space, try to free cache 8562 * before giving up. 8563 */ 8564 if (pkgLite.recommendedInstallLocation 8565 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8566 final long size = mContainerService.calculateInstalledSize( 8567 fromPath, isForwardLocked(), packageAbiOverride); 8568 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 8569 pkgLite = mContainerService.getMinimalPackageInfo(fromPath, 8570 flags, lowThreshold, packageAbiOverride); 8571 } 8572 /* 8573 * The cache free must have deleted the file we 8574 * downloaded to install. 8575 * 8576 * TODO: fix the "freeCache" call to not delete 8577 * the file we care about. 8578 */ 8579 if (pkgLite.recommendedInstallLocation 8580 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8581 pkgLite.recommendedInstallLocation 8582 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 8583 } 8584 } 8585 } 8586 8587 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8588 int loc = pkgLite.recommendedInstallLocation; 8589 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 8590 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 8591 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 8592 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8593 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 8594 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8595 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 8596 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 8597 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 8598 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 8599 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 8600 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 8601 } else { 8602 // Override with defaults if needed. 8603 loc = installLocationPolicy(pkgLite, flags); 8604 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 8605 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 8606 } else if (!onSd && !onInt) { 8607 // Override install location with flags 8608 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 8609 // Set the flag to install on external media. 8610 flags |= PackageManager.INSTALL_EXTERNAL; 8611 flags &= ~PackageManager.INSTALL_INTERNAL; 8612 } else { 8613 // Make sure the flag for installing on external 8614 // media is unset 8615 flags |= PackageManager.INSTALL_INTERNAL; 8616 flags &= ~PackageManager.INSTALL_EXTERNAL; 8617 } 8618 } 8619 } 8620 } 8621 8622 final InstallArgs args = createInstallArgs(this); 8623 mArgs = args; 8624 8625 if (ret == PackageManager.INSTALL_SUCCEEDED) { 8626 /* 8627 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 8628 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 8629 */ 8630 int userIdentifier = getUser().getIdentifier(); 8631 if (userIdentifier == UserHandle.USER_ALL 8632 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 8633 userIdentifier = UserHandle.USER_OWNER; 8634 } 8635 8636 /* 8637 * Determine if we have any installed package verifiers. If we 8638 * do, then we'll defer to them to verify the packages. 8639 */ 8640 final int requiredUid = mRequiredVerifierPackage == null ? -1 8641 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 8642 if (requiredUid != -1 && isVerificationEnabled(userIdentifier, flags)) { 8643 // TODO: send verifier the install session instead of uri 8644 final Intent verification = new Intent( 8645 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 8646 verification.setDataAndType(Uri.fromFile(getFromFile()), PACKAGE_MIME_TYPE); 8647 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8648 8649 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 8650 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 8651 0 /* TODO: Which userId? */); 8652 8653 if (DEBUG_VERIFY) { 8654 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 8655 + verification.toString() + " with " + pkgLite.verifiers.length 8656 + " optional verifiers"); 8657 } 8658 8659 final int verificationId = mPendingVerificationToken++; 8660 8661 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8662 8663 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 8664 installerPackageName); 8665 8666 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 8667 8668 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 8669 pkgLite.packageName); 8670 8671 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 8672 pkgLite.versionCode); 8673 8674 if (verificationParams != null) { 8675 if (verificationParams.getVerificationURI() != null) { 8676 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 8677 verificationParams.getVerificationURI()); 8678 } 8679 if (verificationParams.getOriginatingURI() != null) { 8680 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 8681 verificationParams.getOriginatingURI()); 8682 } 8683 if (verificationParams.getReferrer() != null) { 8684 verification.putExtra(Intent.EXTRA_REFERRER, 8685 verificationParams.getReferrer()); 8686 } 8687 if (verificationParams.getOriginatingUid() >= 0) { 8688 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8689 verificationParams.getOriginatingUid()); 8690 } 8691 if (verificationParams.getInstallerUid() >= 0) { 8692 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8693 verificationParams.getInstallerUid()); 8694 } 8695 } 8696 8697 final PackageVerificationState verificationState = new PackageVerificationState( 8698 requiredUid, args); 8699 8700 mPendingVerification.append(verificationId, verificationState); 8701 8702 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8703 receivers, verificationState); 8704 8705 /* 8706 * If any sufficient verifiers were listed in the package 8707 * manifest, attempt to ask them. 8708 */ 8709 if (sufficientVerifiers != null) { 8710 final int N = sufficientVerifiers.size(); 8711 if (N == 0) { 8712 Slog.i(TAG, "Additional verifiers required, but none installed."); 8713 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8714 } else { 8715 for (int i = 0; i < N; i++) { 8716 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8717 8718 final Intent sufficientIntent = new Intent(verification); 8719 sufficientIntent.setComponent(verifierComponent); 8720 8721 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8722 } 8723 } 8724 } 8725 8726 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8727 mRequiredVerifierPackage, receivers); 8728 if (ret == PackageManager.INSTALL_SUCCEEDED 8729 && mRequiredVerifierPackage != null) { 8730 /* 8731 * Send the intent to the required verification agent, 8732 * but only start the verification timeout after the 8733 * target BroadcastReceivers have run. 8734 */ 8735 verification.setComponent(requiredVerifierComponent); 8736 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8737 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8738 new BroadcastReceiver() { 8739 @Override 8740 public void onReceive(Context context, Intent intent) { 8741 final Message msg = mHandler 8742 .obtainMessage(CHECK_PENDING_VERIFICATION); 8743 msg.arg1 = verificationId; 8744 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8745 } 8746 }, null, 0, null, null); 8747 8748 /* 8749 * We don't want the copy to proceed until verification 8750 * succeeds, so null out this field. 8751 */ 8752 mArgs = null; 8753 } 8754 } else { 8755 /* 8756 * No package verification is enabled, so immediately start 8757 * the remote call to initiate copy using temporary file. 8758 */ 8759 ret = args.copyApk(mContainerService, true); 8760 } 8761 } 8762 8763 mRet = ret; 8764 } 8765 8766 @Override 8767 void handleReturnCode() { 8768 // If mArgs is null, then MCS couldn't be reached. When it 8769 // reconnects, it will try again to install. At that point, this 8770 // will succeed. 8771 if (mArgs != null) { 8772 processPendingInstall(mArgs, mRet); 8773 } 8774 } 8775 8776 @Override 8777 void handleServiceError() { 8778 mArgs = createInstallArgs(this); 8779 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8780 } 8781 8782 public boolean isForwardLocked() { 8783 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8784 } 8785 8786 public File getFromFile() { 8787 return mFromFile; 8788 } 8789 } 8790 8791 /* 8792 * Utility class used in movePackage api. 8793 * srcArgs and targetArgs are not set for invalid flags and make 8794 * sure to do null checks when invoking methods on them. 8795 * We probably want to return ErrorPrams for both failed installs 8796 * and moves. 8797 */ 8798 class MoveParams extends HandlerParams { 8799 final IPackageMoveObserver observer; 8800 final int flags; 8801 final String packageName; 8802 final InstallArgs srcArgs; 8803 final InstallArgs targetArgs; 8804 int uid; 8805 int mRet; 8806 8807 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8808 String packageName, String dataDir, String instructionSet, 8809 int uid, UserHandle user) { 8810 super(user); 8811 this.srcArgs = srcArgs; 8812 this.observer = observer; 8813 this.flags = flags; 8814 this.packageName = packageName; 8815 this.uid = uid; 8816 if (srcArgs != null) { 8817 final String codePath = srcArgs.getCodePath(); 8818 targetArgs = createInstallArgsForMoveTarget(codePath, flags, packageName, dataDir, 8819 instructionSet); 8820 } else { 8821 targetArgs = null; 8822 } 8823 } 8824 8825 @Override 8826 public String toString() { 8827 return "MoveParams{" 8828 + Integer.toHexString(System.identityHashCode(this)) 8829 + " " + packageName + "}"; 8830 } 8831 8832 public void handleStartCopy() throws RemoteException { 8833 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8834 // Check for storage space on target medium 8835 if (!targetArgs.checkFreeStorage(mContainerService)) { 8836 Log.w(TAG, "Insufficient storage to install"); 8837 return; 8838 } 8839 8840 mRet = srcArgs.doPreCopy(); 8841 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8842 return; 8843 } 8844 8845 mRet = targetArgs.copyApk(mContainerService, false); 8846 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8847 srcArgs.doPostCopy(uid); 8848 return; 8849 } 8850 8851 mRet = srcArgs.doPostCopy(uid); 8852 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8853 return; 8854 } 8855 8856 mRet = targetArgs.doPreInstall(mRet); 8857 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8858 return; 8859 } 8860 8861 if (DEBUG_SD_INSTALL) { 8862 StringBuilder builder = new StringBuilder(); 8863 if (srcArgs != null) { 8864 builder.append("src: "); 8865 builder.append(srcArgs.getCodePath()); 8866 } 8867 if (targetArgs != null) { 8868 builder.append(" target : "); 8869 builder.append(targetArgs.getCodePath()); 8870 } 8871 Log.i(TAG, builder.toString()); 8872 } 8873 } 8874 8875 @Override 8876 void handleReturnCode() { 8877 targetArgs.doPostInstall(mRet, uid); 8878 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8879 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8880 currentStatus = PackageManager.MOVE_SUCCEEDED; 8881 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8882 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8883 } 8884 processPendingMove(this, currentStatus); 8885 } 8886 8887 @Override 8888 void handleServiceError() { 8889 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8890 } 8891 } 8892 8893 /** 8894 * Used during creation of InstallArgs 8895 * 8896 * @param flags package installation flags 8897 * @return true if should be installed on external storage 8898 */ 8899 private static boolean installOnSd(int flags) { 8900 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8901 return false; 8902 } 8903 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8904 return true; 8905 } 8906 return false; 8907 } 8908 8909 /** 8910 * Used during creation of InstallArgs 8911 * 8912 * @param flags package installation flags 8913 * @return true if should be installed as forward locked 8914 */ 8915 private static boolean installForwardLocked(int flags) { 8916 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8917 } 8918 8919 private InstallArgs createInstallArgs(InstallParams params) { 8920 // TODO: extend to support incoming zero-copy locations 8921 8922 if (installOnSd(params.flags) || params.isForwardLocked()) { 8923 return new AsecInstallArgs(params); 8924 } else { 8925 return new FileInstallArgs(params); 8926 } 8927 } 8928 8929 /** 8930 * Create args that describe an existing installed package. Typically used 8931 * when cleaning up old installs, or used as a move source. 8932 */ 8933 private InstallArgs createInstallArgsForExisting(int flags, String codePath, 8934 String resourcePath, String nativeLibraryPath, String instructionSet) { 8935 final boolean isInAsec; 8936 if (installOnSd(flags)) { 8937 /* Apps on SD card are always in ASEC containers. */ 8938 isInAsec = true; 8939 } else if (installForwardLocked(flags) 8940 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8941 /* 8942 * Forward-locked apps are only in ASEC containers if they're the 8943 * new style 8944 */ 8945 isInAsec = true; 8946 } else { 8947 isInAsec = false; 8948 } 8949 8950 if (isInAsec) { 8951 return new AsecInstallArgs(codePath, resourcePath, nativeLibraryPath, 8952 instructionSet, installOnSd(flags), installForwardLocked(flags)); 8953 } else { 8954 return new FileInstallArgs(codePath, resourcePath, nativeLibraryPath, instructionSet); 8955 } 8956 } 8957 8958 private InstallArgs createInstallArgsForMoveTarget(String codePath, int flags, String pkgName, 8959 String dataDir, String instructionSet) { 8960 final File codeFile = new File(codePath); 8961 if (installOnSd(flags) || installForwardLocked(flags)) { 8962 String cid = getNextCodePath(codePath, pkgName, "/" 8963 + AsecInstallArgs.RES_FILE_NAME); 8964 return new AsecInstallArgs(codeFile, cid, instructionSet, installOnSd(flags), 8965 installForwardLocked(flags)); 8966 } else { 8967 return new FileInstallArgs(codeFile, pkgName, dataDir, instructionSet); 8968 } 8969 } 8970 8971 static abstract class InstallArgs { 8972 /** 8973 * Location where install is coming from, before it has been 8974 * copied/renamed into place. This could be a single monolithic APK 8975 * file, or a cluster directory. This location is typically untrusted. 8976 */ 8977 final File fromFile; 8978 8979 final IPackageInstallObserver observer; 8980 final IPackageInstallObserver2 observer2; 8981 // Always refers to PackageManager flags only 8982 final int flags; 8983 final String installerPackageName; 8984 final ManifestDigest manifestDigest; 8985 final UserHandle user; 8986 final String instructionSet; 8987 final String abiOverride; 8988 8989 InstallArgs(File fromFile, IPackageInstallObserver observer, 8990 IPackageInstallObserver2 observer2, int flags, String installerPackageName, 8991 ManifestDigest manifestDigest, UserHandle user, String instructionSet, 8992 String abiOverride) { 8993 this.fromFile = fromFile; 8994 this.flags = flags; 8995 this.observer = observer; 8996 this.observer2 = observer2; 8997 this.installerPackageName = installerPackageName; 8998 this.manifestDigest = manifestDigest; 8999 this.user = user; 9000 this.instructionSet = instructionSet; 9001 this.abiOverride = abiOverride; 9002 } 9003 9004 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9005 abstract int doPreInstall(int status); 9006 abstract boolean doRename(int status, String pkgName, String oldCodePath); 9007 abstract int doPostInstall(int status, int uid); 9008 9009 /** @see PackageSettingBase#codePathString */ 9010 abstract String getCodePath(); 9011 /** @see PackageSettingBase#resourcePathString */ 9012 abstract String getResourcePath(); 9013 /** @see PackageSettingBase#nativeLibraryPathString */ 9014 abstract String getNativeLibraryPath(); 9015 9016 // Need installer lock especially for dex file removal. 9017 abstract void cleanUpResourcesLI(); 9018 abstract boolean doPostDeleteLI(boolean delete); 9019 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9020 9021 /** 9022 * Called before the source arguments are copied. This is used mostly 9023 * for MoveParams when it needs to read the source file to put it in the 9024 * destination. 9025 */ 9026 int doPreCopy() { 9027 return PackageManager.INSTALL_SUCCEEDED; 9028 } 9029 9030 /** 9031 * Called after the source arguments are copied. This is used mostly for 9032 * MoveParams when it needs to read the source file to put it in the 9033 * destination. 9034 * 9035 * @return 9036 */ 9037 int doPostCopy(int uid) { 9038 return PackageManager.INSTALL_SUCCEEDED; 9039 } 9040 9041 protected boolean isFwdLocked() { 9042 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9043 } 9044 9045 UserHandle getUser() { 9046 return user; 9047 } 9048 } 9049 9050 /** 9051 * Logic to handle installation of non-ASEC applications, including copying 9052 * and renaming logic. 9053 */ 9054 class FileInstallArgs extends InstallArgs { 9055 // TODO: teach about handling cluster directories 9056 9057 File installDir; 9058 String codeFileName; 9059 String resourceFileName; 9060 String libraryPath; 9061 boolean created = false; 9062 9063 /** New install */ 9064 FileInstallArgs(InstallParams params) { 9065 super(params.getFromFile(), params.observer, params.observer2, params.flags, 9066 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9067 params.packageInstructionSetOverride, params.packageAbiOverride); 9068 } 9069 9070 /** Existing install */ 9071 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 9072 String instructionSet) { 9073 super(null, null, null, 0, null, null, null, instructionSet, null); 9074 File codeFile = new File(fullCodePath); 9075 installDir = codeFile.getParentFile(); 9076 codeFileName = fullCodePath; 9077 resourceFileName = fullResourcePath; 9078 libraryPath = nativeLibraryPath; 9079 } 9080 9081 /** New install from existing */ 9082 FileInstallArgs(File fromFile, String pkgName, String dataDir, String instructionSet) { 9083 super(fromFile, null, null, 0, null, null, null, instructionSet, null); 9084 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 9085 String apkName = getNextCodePath(null, pkgName, ".apk"); 9086 codeFileName = new File(installDir, apkName + ".apk").getPath(); 9087 resourceFileName = getResourcePathFromCodePath(); 9088 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 9089 } 9090 9091 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9092 final long lowThreshold; 9093 9094 final DeviceStorageMonitorInternal 9095 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9096 if (dsm == null) { 9097 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 9098 lowThreshold = 0L; 9099 } else { 9100 if (dsm.isMemoryLow()) { 9101 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 9102 return false; 9103 } 9104 9105 lowThreshold = dsm.getMemoryLowThreshold(); 9106 } 9107 9108 return imcs.checkInternalFreeStorage(fromFile.getAbsolutePath(), isFwdLocked(), 9109 lowThreshold); 9110 } 9111 9112 void createCopyFile() { 9113 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 9114 codeFileName = createTempPackageFile(installDir).getPath(); 9115 resourceFileName = getResourcePathFromCodePath(); 9116 libraryPath = getLibraryPathFromCodePath(); 9117 created = true; 9118 } 9119 9120 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9121 if (temp) { 9122 // Generate temp file name 9123 createCopyFile(); 9124 } 9125 // Get a ParcelFileDescriptor to write to the output file 9126 File codeFile = new File(codeFileName); 9127 if (!created) { 9128 try { 9129 codeFile.createNewFile(); 9130 // Set permissions 9131 if (!setPermissions()) { 9132 // Failed setting permissions. 9133 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9134 } 9135 } catch (IOException e) { 9136 Slog.w(TAG, "Failed to create file " + codeFile); 9137 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9138 } 9139 } 9140 ParcelFileDescriptor out = null; 9141 try { 9142 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 9143 } catch (FileNotFoundException e) { 9144 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 9145 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9146 } 9147 // Copy the resource now 9148 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9149 try { 9150 ret = imcs.copyResource(fromFile.getAbsolutePath(), out); 9151 } finally { 9152 IoUtils.closeQuietly(out); 9153 } 9154 9155 if (isFwdLocked()) { 9156 final File destResourceFile = new File(getResourcePath()); 9157 9158 // Copy the public files 9159 try { 9160 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 9161 } catch (IOException e) { 9162 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 9163 + " forward-locked app."); 9164 destResourceFile.delete(); 9165 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9166 } 9167 } 9168 9169 final File nativeLibraryFile = new File(getNativeLibraryPath()); 9170 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 9171 if (nativeLibraryFile.exists()) { 9172 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 9173 nativeLibraryFile.delete(); 9174 } 9175 9176 String[] abiList = (abiOverride != null) ? 9177 new String[] { abiOverride } : Build.SUPPORTED_ABIS; 9178 NativeLibraryHelper.Handle handle = null; 9179 try { 9180 handle = NativeLibraryHelper.Handle.create(codeFile); 9181 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && 9182 abiOverride == null && 9183 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9184 abiList = Build.SUPPORTED_32_BIT_ABIS; 9185 } 9186 9187 int copyRet = copyNativeLibrariesForInternalApp(handle, nativeLibraryFile, abiList); 9188 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9189 return copyRet; 9190 } 9191 } catch (IOException e) { 9192 Slog.e(TAG, "Copying native libraries failed", e); 9193 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9194 } finally { 9195 IoUtils.closeQuietly(handle); 9196 } 9197 9198 return ret; 9199 } 9200 9201 int doPreInstall(int status) { 9202 if (status != PackageManager.INSTALL_SUCCEEDED) { 9203 cleanUp(); 9204 } 9205 return status; 9206 } 9207 9208 boolean doRename(int status, final String pkgName, String oldCodePath) { 9209 if (status != PackageManager.INSTALL_SUCCEEDED) { 9210 cleanUp(); 9211 return false; 9212 } else { 9213 final File oldCodeFile = new File(getCodePath()); 9214 final File oldResourceFile = new File(getResourcePath()); 9215 final File oldLibraryFile = new File(getNativeLibraryPath()); 9216 9217 // Rename APK file based on packageName 9218 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 9219 final File newCodeFile = new File(installDir, apkName + ".apk"); 9220 if (!oldCodeFile.renameTo(newCodeFile)) { 9221 return false; 9222 } 9223 codeFileName = newCodeFile.getPath(); 9224 9225 // Rename public resource file if it's forward-locked. 9226 final File newResFile = new File(getResourcePathFromCodePath()); 9227 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 9228 return false; 9229 } 9230 resourceFileName = newResFile.getPath(); 9231 9232 // Rename library path 9233 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 9234 if (newLibraryFile.exists()) { 9235 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 9236 newLibraryFile.delete(); 9237 } 9238 if (!oldLibraryFile.renameTo(newLibraryFile)) { 9239 Slog.e(TAG, "Cannot rename native library directory " 9240 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 9241 return false; 9242 } 9243 libraryPath = newLibraryFile.getPath(); 9244 9245 // Attempt to set permissions 9246 if (!setPermissions()) { 9247 return false; 9248 } 9249 9250 if (!SELinux.restorecon(newCodeFile)) { 9251 return false; 9252 } 9253 9254 return true; 9255 } 9256 } 9257 9258 int doPostInstall(int status, int uid) { 9259 if (status != PackageManager.INSTALL_SUCCEEDED) { 9260 cleanUp(); 9261 } 9262 return status; 9263 } 9264 9265 private String getResourcePathFromCodePath() { 9266 final String codePath = getCodePath(); 9267 if (isFwdLocked()) { 9268 final StringBuilder sb = new StringBuilder(); 9269 9270 sb.append(mAppInstallDir.getPath()); 9271 sb.append('/'); 9272 sb.append(getApkName(codePath)); 9273 sb.append(".zip"); 9274 9275 /* 9276 * If our APK is a temporary file, mark the resource as a 9277 * temporary file as well so it can be cleaned up after 9278 * catastrophic failure. 9279 */ 9280 if (codePath.endsWith(".tmp")) { 9281 sb.append(".tmp"); 9282 } 9283 9284 return sb.toString(); 9285 } else { 9286 return codePath; 9287 } 9288 } 9289 9290 private String getLibraryPathFromCodePath() { 9291 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 9292 } 9293 9294 @Override 9295 String getCodePath() { 9296 return codeFileName; 9297 } 9298 9299 @Override 9300 String getResourcePath() { 9301 return resourceFileName; 9302 } 9303 9304 @Override 9305 String getNativeLibraryPath() { 9306 if (libraryPath == null) { 9307 libraryPath = getLibraryPathFromCodePath(); 9308 } 9309 return libraryPath; 9310 } 9311 9312 private boolean cleanUp() { 9313 boolean ret = true; 9314 String sourceDir = getCodePath(); 9315 String publicSourceDir = getResourcePath(); 9316 if (sourceDir != null) { 9317 File sourceFile = new File(sourceDir); 9318 if (!sourceFile.exists()) { 9319 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 9320 ret = false; 9321 } 9322 // Delete application's code and resources 9323 sourceFile.delete(); 9324 } 9325 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 9326 final File publicSourceFile = new File(publicSourceDir); 9327 if (!publicSourceFile.exists()) { 9328 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 9329 } 9330 if (publicSourceFile.exists()) { 9331 publicSourceFile.delete(); 9332 } 9333 } 9334 9335 if (libraryPath != null) { 9336 File nativeLibraryFile = new File(libraryPath); 9337 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 9338 if (!nativeLibraryFile.delete()) { 9339 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 9340 } 9341 } 9342 9343 return ret; 9344 } 9345 9346 void cleanUpResourcesLI() { 9347 String sourceDir = getCodePath(); 9348 if (cleanUp()) { 9349 if (instructionSet == null) { 9350 throw new IllegalStateException("instructionSet == null"); 9351 } 9352 int retCode = mInstaller.rmdex(sourceDir, instructionSet); 9353 if (retCode < 0) { 9354 Slog.w(TAG, "Couldn't remove dex file for package: " 9355 + " at location " 9356 + sourceDir + ", retcode=" + retCode); 9357 // we don't consider this to be a failure of the core package deletion 9358 } 9359 } 9360 } 9361 9362 private boolean setPermissions() { 9363 // TODO Do this in a more elegant way later on. for now just a hack 9364 if (!isFwdLocked()) { 9365 final int filePermissions = 9366 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 9367 |FileUtils.S_IROTH; 9368 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 9369 if (retCode != 0) { 9370 Slog.e(TAG, "Couldn't set new package file permissions for " + 9371 getCodePath() 9372 + ". The return code was: " + retCode); 9373 // TODO Define new internal error 9374 return false; 9375 } 9376 return true; 9377 } 9378 return true; 9379 } 9380 9381 boolean doPostDeleteLI(boolean delete) { 9382 // XXX err, shouldn't we respect the delete flag? 9383 cleanUpResourcesLI(); 9384 return true; 9385 } 9386 } 9387 9388 private boolean isAsecExternal(String cid) { 9389 final String asecPath = PackageHelper.getSdFilesystem(cid); 9390 return !asecPath.startsWith(mAsecInternalPath); 9391 } 9392 9393 /** 9394 * Extract the MountService "container ID" from the full code path of an 9395 * .apk. 9396 */ 9397 static String cidFromCodePath(String fullCodePath) { 9398 int eidx = fullCodePath.lastIndexOf("/"); 9399 String subStr1 = fullCodePath.substring(0, eidx); 9400 int sidx = subStr1.lastIndexOf("/"); 9401 return subStr1.substring(sidx+1, eidx); 9402 } 9403 9404 /** 9405 * Logic to handle installation of ASEC applications, including copying and 9406 * renaming logic. 9407 */ 9408 class AsecInstallArgs extends InstallArgs { 9409 // TODO: teach about handling cluster directories 9410 9411 static final String RES_FILE_NAME = "pkg.apk"; 9412 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 9413 9414 String cid; 9415 String packagePath; 9416 String resourcePath; 9417 String libraryPath; 9418 9419 /** New install */ 9420 AsecInstallArgs(InstallParams params) { 9421 super(params.getFromFile(), params.observer, params.observer2, params.flags, 9422 params.installerPackageName, params.getManifestDigest(), params.getUser(), 9423 params.packageInstructionSetOverride, params.packageAbiOverride); 9424 } 9425 9426 /** Existing install */ 9427 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 9428 String instructionSet, boolean isExternal, boolean isForwardLocked) { 9429 super(null, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 9430 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 9431 null, null, null, instructionSet, null); 9432 // Extract cid from fullCodePath 9433 int eidx = fullCodePath.lastIndexOf("/"); 9434 String subStr1 = fullCodePath.substring(0, eidx); 9435 int sidx = subStr1.lastIndexOf("/"); 9436 cid = subStr1.substring(sidx+1, eidx); 9437 setCachePath(subStr1); 9438 } 9439 9440 AsecInstallArgs(String cid, String instructionSet, boolean isForwardLocked) { 9441 super(null, null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 9442 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 9443 null, null, null, instructionSet, null); 9444 this.cid = cid; 9445 setCachePath(PackageHelper.getSdDir(cid)); 9446 } 9447 9448 /** New install from existing */ 9449 AsecInstallArgs(File fromFile, String cid, String instructionSet, 9450 boolean isExternal, boolean isForwardLocked) { 9451 super(fromFile, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 9452 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 9453 null, null, null, instructionSet, null); 9454 this.cid = cid; 9455 } 9456 9457 void createCopyFile() { 9458 cid = getTempContainerId(); 9459 } 9460 9461 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 9462 return imcs.checkExternalFreeStorage(fromFile.getAbsolutePath(), isFwdLocked(), 9463 abiOverride); 9464 } 9465 9466 private final boolean isExternal() { 9467 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 9468 } 9469 9470 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 9471 if (temp) { 9472 createCopyFile(); 9473 } else { 9474 /* 9475 * Pre-emptively destroy the container since it's destroyed if 9476 * copying fails due to it existing anyway. 9477 */ 9478 PackageHelper.destroySdDir(cid); 9479 } 9480 9481 final String newCachePath = imcs.copyResourceToContainer(fromFile.getAbsolutePath(), 9482 cid, getEncryptKey(), RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), 9483 isFwdLocked(), abiOverride); 9484 9485 if (newCachePath != null) { 9486 setCachePath(newCachePath); 9487 return PackageManager.INSTALL_SUCCEEDED; 9488 } else { 9489 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9490 } 9491 } 9492 9493 @Override 9494 String getCodePath() { 9495 return packagePath; 9496 } 9497 9498 @Override 9499 String getResourcePath() { 9500 return resourcePath; 9501 } 9502 9503 @Override 9504 String getNativeLibraryPath() { 9505 return libraryPath; 9506 } 9507 9508 int doPreInstall(int status) { 9509 if (status != PackageManager.INSTALL_SUCCEEDED) { 9510 // Destroy container 9511 PackageHelper.destroySdDir(cid); 9512 } else { 9513 boolean mounted = PackageHelper.isContainerMounted(cid); 9514 if (!mounted) { 9515 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 9516 Process.SYSTEM_UID); 9517 if (newCachePath != null) { 9518 setCachePath(newCachePath); 9519 } else { 9520 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9521 } 9522 } 9523 } 9524 return status; 9525 } 9526 9527 boolean doRename(int status, final String pkgName, 9528 String oldCodePath) { 9529 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 9530 String newCachePath = null; 9531 if (PackageHelper.isContainerMounted(cid)) { 9532 // Unmount the container 9533 if (!PackageHelper.unMountSdDir(cid)) { 9534 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 9535 return false; 9536 } 9537 } 9538 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9539 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 9540 " which might be stale. Will try to clean up."); 9541 // Clean up the stale container and proceed to recreate. 9542 if (!PackageHelper.destroySdDir(newCacheId)) { 9543 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 9544 return false; 9545 } 9546 // Successfully cleaned up stale container. Try to rename again. 9547 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 9548 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 9549 + " inspite of cleaning it up."); 9550 return false; 9551 } 9552 } 9553 if (!PackageHelper.isContainerMounted(newCacheId)) { 9554 Slog.w(TAG, "Mounting container " + newCacheId); 9555 newCachePath = PackageHelper.mountSdDir(newCacheId, 9556 getEncryptKey(), Process.SYSTEM_UID); 9557 } else { 9558 newCachePath = PackageHelper.getSdDir(newCacheId); 9559 } 9560 if (newCachePath == null) { 9561 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 9562 return false; 9563 } 9564 Log.i(TAG, "Succesfully renamed " + cid + 9565 " to " + newCacheId + 9566 " at new path: " + newCachePath); 9567 cid = newCacheId; 9568 setCachePath(newCachePath); 9569 return true; 9570 } 9571 9572 private void setCachePath(String newCachePath) { 9573 File cachePath = new File(newCachePath); 9574 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 9575 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 9576 9577 if (isFwdLocked()) { 9578 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 9579 } else { 9580 resourcePath = packagePath; 9581 } 9582 } 9583 9584 int doPostInstall(int status, int uid) { 9585 if (status != PackageManager.INSTALL_SUCCEEDED) { 9586 cleanUp(); 9587 } else { 9588 final int groupOwner; 9589 final String protectedFile; 9590 if (isFwdLocked()) { 9591 groupOwner = UserHandle.getSharedAppGid(uid); 9592 protectedFile = RES_FILE_NAME; 9593 } else { 9594 groupOwner = -1; 9595 protectedFile = null; 9596 } 9597 9598 if (uid < Process.FIRST_APPLICATION_UID 9599 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 9600 Slog.e(TAG, "Failed to finalize " + cid); 9601 PackageHelper.destroySdDir(cid); 9602 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9603 } 9604 9605 boolean mounted = PackageHelper.isContainerMounted(cid); 9606 if (!mounted) { 9607 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 9608 } 9609 } 9610 return status; 9611 } 9612 9613 private void cleanUp() { 9614 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 9615 9616 // Destroy secure container 9617 PackageHelper.destroySdDir(cid); 9618 } 9619 9620 void cleanUpResourcesLI() { 9621 String sourceFile = getCodePath(); 9622 // Remove dex file 9623 if (instructionSet == null) { 9624 throw new IllegalStateException("instructionSet == null"); 9625 } 9626 int retCode = mInstaller.rmdex(sourceFile, instructionSet); 9627 if (retCode < 0) { 9628 Slog.w(TAG, "Couldn't remove dex file for package: " 9629 + " at location " 9630 + sourceFile.toString() + ", retcode=" + retCode); 9631 // we don't consider this to be a failure of the core package deletion 9632 } 9633 cleanUp(); 9634 } 9635 9636 boolean matchContainer(String app) { 9637 if (cid.startsWith(app)) { 9638 return true; 9639 } 9640 return false; 9641 } 9642 9643 String getPackageName() { 9644 return getAsecPackageName(cid); 9645 } 9646 9647 boolean doPostDeleteLI(boolean delete) { 9648 boolean ret = false; 9649 boolean mounted = PackageHelper.isContainerMounted(cid); 9650 if (mounted) { 9651 // Unmount first 9652 ret = PackageHelper.unMountSdDir(cid); 9653 } 9654 if (ret && delete) { 9655 cleanUpResourcesLI(); 9656 } 9657 return ret; 9658 } 9659 9660 @Override 9661 int doPreCopy() { 9662 if (isFwdLocked()) { 9663 if (!PackageHelper.fixSdPermissions(cid, 9664 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 9665 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9666 } 9667 } 9668 9669 return PackageManager.INSTALL_SUCCEEDED; 9670 } 9671 9672 @Override 9673 int doPostCopy(int uid) { 9674 if (isFwdLocked()) { 9675 if (uid < Process.FIRST_APPLICATION_UID 9676 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 9677 RES_FILE_NAME)) { 9678 Slog.e(TAG, "Failed to finalize " + cid); 9679 PackageHelper.destroySdDir(cid); 9680 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9681 } 9682 } 9683 9684 return PackageManager.INSTALL_SUCCEEDED; 9685 } 9686 } 9687 9688 static String getAsecPackageName(String packageCid) { 9689 int idx = packageCid.lastIndexOf("-"); 9690 if (idx == -1) { 9691 return packageCid; 9692 } 9693 return packageCid.substring(0, idx); 9694 } 9695 9696 // Utility method used to create code paths based on package name and available index. 9697 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 9698 String idxStr = ""; 9699 int idx = 1; 9700 // Fall back to default value of idx=1 if prefix is not 9701 // part of oldCodePath 9702 if (oldCodePath != null) { 9703 String subStr = oldCodePath; 9704 // Drop the suffix right away 9705 if (subStr.endsWith(suffix)) { 9706 subStr = subStr.substring(0, subStr.length() - suffix.length()); 9707 } 9708 // If oldCodePath already contains prefix find out the 9709 // ending index to either increment or decrement. 9710 int sidx = subStr.lastIndexOf(prefix); 9711 if (sidx != -1) { 9712 subStr = subStr.substring(sidx + prefix.length()); 9713 if (subStr != null) { 9714 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 9715 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 9716 } 9717 try { 9718 idx = Integer.parseInt(subStr); 9719 if (idx <= 1) { 9720 idx++; 9721 } else { 9722 idx--; 9723 } 9724 } catch(NumberFormatException e) { 9725 } 9726 } 9727 } 9728 } 9729 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9730 return prefix + idxStr; 9731 } 9732 9733 // Utility method used to ignore ADD/REMOVE events 9734 // by directory observer. 9735 private static boolean ignoreCodePath(String fullPathStr) { 9736 String apkName = getApkName(fullPathStr); 9737 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9738 if (idx != -1 && ((idx+1) < apkName.length())) { 9739 // Make sure the package ends with a numeral 9740 String version = apkName.substring(idx+1); 9741 try { 9742 Integer.parseInt(version); 9743 return true; 9744 } catch (NumberFormatException e) {} 9745 } 9746 return false; 9747 } 9748 9749 // Utility method that returns the relative package path with respect 9750 // to the installation directory. Like say for /data/data/com.test-1.apk 9751 // string com.test-1 is returned. 9752 static String getApkName(String codePath) { 9753 if (codePath == null) { 9754 return null; 9755 } 9756 int sidx = codePath.lastIndexOf("/"); 9757 int eidx = codePath.lastIndexOf("."); 9758 if (eidx == -1) { 9759 eidx = codePath.length(); 9760 } else if (eidx == 0) { 9761 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 9762 return null; 9763 } 9764 return codePath.substring(sidx+1, eidx); 9765 } 9766 9767 private static String[] deriveSplitResPaths(String[] splitCodePaths) { 9768 String[] splitResPaths = null; 9769 if (!ArrayUtils.isEmpty(splitCodePaths)) { 9770 splitResPaths = new String[splitCodePaths.length]; 9771 for (int i = 0; i < splitCodePaths.length; i++) { 9772 final String splitCodePath = splitCodePaths[i]; 9773 final String resName = getApkName(splitCodePath) + ".zip"; 9774 splitResPaths[i] = new File(new File(splitCodePath).getParentFile(), 9775 resName).getAbsolutePath(); 9776 } 9777 } 9778 return splitResPaths; 9779 } 9780 9781 class PackageInstalledInfo { 9782 String name; 9783 int uid; 9784 // The set of users that originally had this package installed. 9785 int[] origUsers; 9786 // The set of users that now have this package installed. 9787 int[] newUsers; 9788 PackageParser.Package pkg; 9789 int returnCode; 9790 PackageRemovedInfo removedInfo; 9791 9792 // In some error cases we want to convey more info back to the observer 9793 String origPackage; 9794 String origPermission; 9795 } 9796 9797 /* 9798 * Install a non-existing package. 9799 */ 9800 private void installNewPackageLI(PackageParser.Package pkg, 9801 int parseFlags, int scanMode, UserHandle user, 9802 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9803 // Remember this for later, in case we need to rollback this install 9804 String pkgName = pkg.packageName; 9805 9806 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9807 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9808 synchronized(mPackages) { 9809 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9810 // A package with the same name is already installed, though 9811 // it has been renamed to an older name. The package we 9812 // are trying to install should be installed as an update to 9813 // the existing one, but that has not been requested, so bail. 9814 Slog.w(TAG, "Attempt to re-install " + pkgName 9815 + " without first uninstalling package running as " 9816 + mSettings.mRenamedPackages.get(pkgName)); 9817 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9818 return; 9819 } 9820 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.codePath)) { 9821 // Don't allow installation over an existing package with the same name. 9822 Slog.w(TAG, "Attempt to re-install " + pkgName 9823 + " without first uninstalling."); 9824 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9825 return; 9826 } 9827 } 9828 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9829 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9830 System.currentTimeMillis(), user, abiOverride); 9831 if (newPackage == null) { 9832 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 9833 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9834 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9835 } 9836 } else { 9837 updateSettingsLI(newPackage, installerPackageName, null, null, res); 9838 // delete the partially installed application. the data directory will have to be 9839 // restored if it was already existing 9840 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9841 // remove package from internal structures. Note that we want deletePackageX to 9842 // delete the package data and cache directories that it created in 9843 // scanPackageLocked, unless those directories existed before we even tried to 9844 // install. 9845 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9846 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9847 res.removedInfo, true); 9848 } 9849 } 9850 } 9851 9852 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 9853 // Upgrade keysets are being used. Determine if new package has a superset of the 9854 // required keys. 9855 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 9856 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9857 Set<Long> newSigningKeyIds = new ArraySet<Long>(); 9858 for (PublicKey pk : newPkg.mSigningKeys) { 9859 newSigningKeyIds.add(ksms.getIdForPublicKey(pk)); 9860 } 9861 //remove PUBLIC_KEY_NOT_FOUND, although not necessary 9862 newSigningKeyIds.remove(ksms.PUBLIC_KEY_NOT_FOUND); 9863 for (int i = 0; i < upgradeKeySets.length; i++) { 9864 if (newSigningKeyIds.containsAll(ksms.mKeySetMapping.get(upgradeKeySets[i]))) { 9865 return true; 9866 } 9867 } 9868 return false; 9869 } 9870 9871 private void replacePackageLI(PackageParser.Package pkg, 9872 int parseFlags, int scanMode, UserHandle user, 9873 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9874 PackageParser.Package oldPackage; 9875 String pkgName = pkg.packageName; 9876 int[] allUsers; 9877 boolean[] perUserInstalled; 9878 9879 // First find the old package info and check signatures 9880 synchronized(mPackages) { 9881 oldPackage = mPackages.get(pkgName); 9882 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9883 PackageSetting ps = mSettings.mPackages.get(pkgName); 9884 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 9885 // default to original signature matching 9886 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9887 != PackageManager.SIGNATURE_MATCH) { 9888 Slog.w(TAG, "New package has a different signature: " + pkgName); 9889 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9890 return; 9891 } 9892 } else { 9893 if(!checkUpgradeKeySetLP(ps, pkg)) { 9894 Slog.w(TAG, "New package not signed by keys specified by upgrade-keysets: " 9895 + pkgName); 9896 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9897 return; 9898 } 9899 } 9900 9901 // In case of rollback, remember per-user/profile install state 9902 allUsers = sUserManager.getUserIds(); 9903 perUserInstalled = new boolean[allUsers.length]; 9904 for (int i = 0; i < allUsers.length; i++) { 9905 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9906 } 9907 } 9908 boolean sysPkg = (isSystemApp(oldPackage)); 9909 if (sysPkg) { 9910 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9911 user, allUsers, perUserInstalled, installerPackageName, res, 9912 abiOverride); 9913 } else { 9914 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9915 user, allUsers, perUserInstalled, installerPackageName, res, 9916 abiOverride); 9917 } 9918 } 9919 9920 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9921 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9922 int[] allUsers, boolean[] perUserInstalled, 9923 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 9924 PackageParser.Package newPackage = null; 9925 String pkgName = deletedPackage.packageName; 9926 boolean deletedPkg = true; 9927 boolean updatedSettings = false; 9928 9929 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9930 + deletedPackage); 9931 long origUpdateTime; 9932 if (pkg.mExtras != null) { 9933 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9934 } else { 9935 origUpdateTime = 0; 9936 } 9937 9938 // First delete the existing package while retaining the data directory 9939 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9940 res.removedInfo, true)) { 9941 // If the existing package wasn't successfully deleted 9942 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9943 deletedPkg = false; 9944 } else { 9945 // Successfully deleted the old package. Now proceed with re-installation 9946 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9947 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9948 System.currentTimeMillis(), user, abiOverride); 9949 if (newPackage == null) { 9950 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 9951 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9952 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9953 } 9954 } else { 9955 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9956 updatedSettings = true; 9957 } 9958 } 9959 9960 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9961 // remove package from internal structures. Note that we want deletePackageX to 9962 // delete the package data and cache directories that it created in 9963 // scanPackageLocked, unless those directories existed before we even tried to 9964 // install. 9965 if(updatedSettings) { 9966 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9967 deletePackageLI( 9968 pkgName, null, true, allUsers, perUserInstalled, 9969 PackageManager.DELETE_KEEP_DATA, 9970 res.removedInfo, true); 9971 } 9972 // Since we failed to install the new package we need to restore the old 9973 // package that we deleted. 9974 if (deletedPkg) { 9975 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9976 File restoreFile = new File(deletedPackage.codePath); 9977 // Parse old package 9978 boolean oldOnSd = isExternal(deletedPackage); 9979 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9980 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9981 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9982 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9983 | SCAN_UPDATE_TIME; 9984 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 9985 origUpdateTime, null, null) == null) { 9986 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 9987 return; 9988 } 9989 // Restore of old package succeeded. Update permissions. 9990 // writer 9991 synchronized (mPackages) { 9992 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9993 UPDATE_PERMISSIONS_ALL); 9994 // can downgrade to reader 9995 mSettings.writeLPr(); 9996 } 9997 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9998 } 9999 } 10000 } 10001 10002 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10003 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 10004 int[] allUsers, boolean[] perUserInstalled, 10005 String installerPackageName, PackageInstalledInfo res, String abiOverride) { 10006 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10007 + ", old=" + deletedPackage); 10008 PackageParser.Package newPackage = null; 10009 boolean updatedSettings = false; 10010 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 10011 PackageParser.PARSE_IS_SYSTEM; 10012 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 10013 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10014 } 10015 String packageName = deletedPackage.packageName; 10016 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 10017 if (packageName == null) { 10018 Slog.w(TAG, "Attempt to delete null packageName."); 10019 return; 10020 } 10021 PackageParser.Package oldPkg; 10022 PackageSetting oldPkgSetting; 10023 // reader 10024 synchronized (mPackages) { 10025 oldPkg = mPackages.get(packageName); 10026 oldPkgSetting = mSettings.mPackages.get(packageName); 10027 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10028 (oldPkgSetting == null)) { 10029 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 10030 return; 10031 } 10032 } 10033 10034 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10035 10036 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10037 res.removedInfo.removedPackage = packageName; 10038 // Remove existing system package 10039 removePackageLI(oldPkgSetting, true); 10040 // writer 10041 synchronized (mPackages) { 10042 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 10043 // We didn't need to disable the .apk as a current system package, 10044 // which means we are replacing another update that is already 10045 // installed. We need to make sure to delete the older one's .apk. 10046 res.removedInfo.args = createInstallArgsForExisting(0, 10047 deletedPackage.applicationInfo.sourceDir, 10048 deletedPackage.applicationInfo.publicSourceDir, 10049 deletedPackage.applicationInfo.nativeLibraryDir, 10050 getAppInstructionSet(deletedPackage.applicationInfo)); 10051 } else { 10052 res.removedInfo.args = null; 10053 } 10054 } 10055 10056 // Successfully disabled the old package. Now proceed with re-installation 10057 res.returnCode = mLastScanError = PackageManager.INSTALL_SUCCEEDED; 10058 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10059 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user, abiOverride); 10060 if (newPackage == null) { 10061 Slog.w(TAG, "Package couldn't be installed in " + pkg.codePath); 10062 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 10063 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 10064 } 10065 } else { 10066 if (newPackage.mExtras != null) { 10067 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 10068 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 10069 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 10070 10071 // is the update attempting to change shared user? that isn't going to work... 10072 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 10073 Slog.w(TAG, "Forbidding shared user change from " + oldPkgSetting.sharedUser 10074 + " to " + newPkgSetting.sharedUser); 10075 res.returnCode = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 10076 updatedSettings = true; 10077 } 10078 } 10079 10080 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10081 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 10082 updatedSettings = true; 10083 } 10084 } 10085 10086 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10087 // Re installation failed. Restore old information 10088 // Remove new pkg information 10089 if (newPackage != null) { 10090 removeInstalledPackageLI(newPackage, true); 10091 } 10092 // Add back the old system package 10093 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user, null); 10094 // Restore the old system information in Settings 10095 synchronized(mPackages) { 10096 if (updatedSettings) { 10097 mSettings.enableSystemPackageLPw(packageName); 10098 mSettings.setInstallerPackageName(packageName, 10099 oldPkgSetting.installerPackageName); 10100 } 10101 mSettings.writeLPr(); 10102 } 10103 } 10104 } 10105 10106 // Utility method used to move dex files during install. 10107 private int moveDexFilesLI(String oldCodePath, PackageParser.Package newPackage) { 10108 // TODO: extend to move split APK dex files 10109 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 10110 final String instructionSet = getAppInstructionSet(newPackage.applicationInfo); 10111 int retCode = mInstaller.movedex(oldCodePath, newPackage.baseCodePath, 10112 instructionSet); 10113 if (retCode != 0) { 10114 /* 10115 * Programs may be lazily run through dexopt, so the 10116 * source may not exist. However, something seems to 10117 * have gone wrong, so note that dexopt needs to be 10118 * run again and remove the source file. In addition, 10119 * remove the target to make sure there isn't a stale 10120 * file from a previous version of the package. 10121 */ 10122 newPackage.mDexOptNeeded = true; 10123 mInstaller.rmdex(oldCodePath, instructionSet); 10124 mInstaller.rmdex(newPackage.baseCodePath, instructionSet); 10125 } 10126 } 10127 return PackageManager.INSTALL_SUCCEEDED; 10128 } 10129 10130 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 10131 int[] allUsers, boolean[] perUserInstalled, 10132 PackageInstalledInfo res) { 10133 String pkgName = newPackage.packageName; 10134 synchronized (mPackages) { 10135 //write settings. the installStatus will be incomplete at this stage. 10136 //note that the new package setting would have already been 10137 //added to mPackages. It hasn't been persisted yet. 10138 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 10139 mSettings.writeLPr(); 10140 } 10141 10142 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 10143 10144 synchronized (mPackages) { 10145 updatePermissionsLPw(newPackage.packageName, newPackage, 10146 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 10147 ? UPDATE_PERMISSIONS_ALL : 0)); 10148 // For system-bundled packages, we assume that installing an upgraded version 10149 // of the package implies that the user actually wants to run that new code, 10150 // so we enable the package. 10151 if (isSystemApp(newPackage)) { 10152 // NB: implicit assumption that system package upgrades apply to all users 10153 if (DEBUG_INSTALL) { 10154 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 10155 } 10156 PackageSetting ps = mSettings.mPackages.get(pkgName); 10157 if (ps != null) { 10158 if (res.origUsers != null) { 10159 for (int userHandle : res.origUsers) { 10160 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 10161 userHandle, installerPackageName); 10162 } 10163 } 10164 // Also convey the prior install/uninstall state 10165 if (allUsers != null && perUserInstalled != null) { 10166 for (int i = 0; i < allUsers.length; i++) { 10167 if (DEBUG_INSTALL) { 10168 Slog.d(TAG, " user " + allUsers[i] 10169 + " => " + perUserInstalled[i]); 10170 } 10171 ps.setInstalled(perUserInstalled[i], allUsers[i]); 10172 } 10173 // these install state changes will be persisted in the 10174 // upcoming call to mSettings.writeLPr(). 10175 } 10176 } 10177 } 10178 res.name = pkgName; 10179 res.uid = newPackage.applicationInfo.uid; 10180 res.pkg = newPackage; 10181 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 10182 mSettings.setInstallerPackageName(pkgName, installerPackageName); 10183 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10184 //to update install status 10185 mSettings.writeLPr(); 10186 } 10187 } 10188 10189 private void installPackageLI(InstallArgs args, boolean newInstall, PackageInstalledInfo res) { 10190 int pFlags = args.flags; 10191 String installerPackageName = args.installerPackageName; 10192 File tmpPackageFile = new File(args.getCodePath()); 10193 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 10194 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 10195 boolean replace = false; 10196 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 10197 | (newInstall ? SCAN_NEW_INSTALL : 0); 10198 // Result object to be returned 10199 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10200 10201 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 10202 // Retrieve PackageSettings and parse package 10203 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 10204 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 10205 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 10206 PackageParser pp = new PackageParser(); 10207 pp.setSeparateProcesses(mSeparateProcesses); 10208 pp.setDisplayMetrics(mMetrics); 10209 10210 final PackageParser.Package pkg; 10211 try { 10212 pkg = pp.parseMonolithicPackage(tmpPackageFile, parseFlags); 10213 } catch (PackageParserException e) { 10214 res.returnCode = e.error; 10215 return; 10216 } 10217 10218 String pkgName = res.name = pkg.packageName; 10219 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 10220 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 10221 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 10222 return; 10223 } 10224 } 10225 10226 try { 10227 pp.collectCertificates(pkg, parseFlags); 10228 pp.collectManifestDigest(pkg); 10229 } catch (PackageParserException e) { 10230 res.returnCode = e.error; 10231 return; 10232 } 10233 10234 /* If the installer passed in a manifest digest, compare it now. */ 10235 if (args.manifestDigest != null) { 10236 if (DEBUG_INSTALL) { 10237 final String parsedManifest = pkg.manifestDigest == null ? "null" 10238 : pkg.manifestDigest.toString(); 10239 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 10240 + parsedManifest); 10241 } 10242 10243 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 10244 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 10245 return; 10246 } 10247 } else if (DEBUG_INSTALL) { 10248 final String parsedManifest = pkg.manifestDigest == null 10249 ? "null" : pkg.manifestDigest.toString(); 10250 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 10251 } 10252 10253 // Get rid of all references to package scan path via parser. 10254 pp = null; 10255 String oldCodePath = null; 10256 boolean systemApp = false; 10257 synchronized (mPackages) { 10258 // Check whether the newly-scanned package wants to define an already-defined perm 10259 int N = pkg.permissions.size(); 10260 for (int i = N-1; i >= 0; i--) { 10261 PackageParser.Permission perm = pkg.permissions.get(i); 10262 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 10263 if (bp != null) { 10264 // If the defining package is signed with our cert, it's okay. This 10265 // also includes the "updating the same package" case, of course. 10266 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 10267 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10268 // If the owning package is the system itself, we log but allow 10269 // install to proceed; we fail the install on all other permission 10270 // redefinitions. 10271 if (!bp.sourcePackage.equals("android")) { 10272 Slog.w(TAG, "Package " + pkg.packageName 10273 + " attempting to redeclare permission " + perm.info.name 10274 + " already owned by " + bp.sourcePackage); 10275 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 10276 res.origPermission = perm.info.name; 10277 res.origPackage = bp.sourcePackage; 10278 return; 10279 } else { 10280 Slog.w(TAG, "Package " + pkg.packageName 10281 + " attempting to redeclare system permission " 10282 + perm.info.name + "; ignoring new declaration"); 10283 pkg.permissions.remove(i); 10284 } 10285 } 10286 } 10287 } 10288 10289 // Check if installing already existing package 10290 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10291 String oldName = mSettings.mRenamedPackages.get(pkgName); 10292 if (pkg.mOriginalPackages != null 10293 && pkg.mOriginalPackages.contains(oldName) 10294 && mPackages.containsKey(oldName)) { 10295 // This package is derived from an original package, 10296 // and this device has been updating from that original 10297 // name. We must continue using the original name, so 10298 // rename the new package here. 10299 pkg.setPackageName(oldName); 10300 pkgName = pkg.packageName; 10301 replace = true; 10302 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 10303 + oldName + " pkgName=" + pkgName); 10304 } else if (mPackages.containsKey(pkgName)) { 10305 // This package, under its official name, already exists 10306 // on the device; we should replace it. 10307 replace = true; 10308 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 10309 } 10310 } 10311 PackageSetting ps = mSettings.mPackages.get(pkgName); 10312 if (ps != null) { 10313 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 10314 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 10315 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 10316 systemApp = (ps.pkg.applicationInfo.flags & 10317 ApplicationInfo.FLAG_SYSTEM) != 0; 10318 } 10319 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10320 } 10321 } 10322 10323 if (systemApp && onSd) { 10324 // Disable updates to system apps on sdcard 10325 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 10326 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10327 return; 10328 } 10329 10330 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 10331 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10332 return; 10333 } 10334 10335 // Set application objects path explicitly after the rename 10336 // TODO: derive split paths from original scan after rename 10337 pkg.codePath = args.getCodePath(); 10338 pkg.baseCodePath = args.getCodePath(); 10339 pkg.splitCodePaths = null; 10340 pkg.applicationInfo.sourceDir = args.getCodePath(); 10341 pkg.applicationInfo.publicSourceDir = args.getResourcePath(); 10342 pkg.applicationInfo.splitSourceDirs = null; 10343 pkg.applicationInfo.splitPublicSourceDirs = null; 10344 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 10345 10346 if (replace) { 10347 replacePackageLI(pkg, parseFlags, scanMode, args.user, 10348 installerPackageName, res, args.abiOverride); 10349 } else { 10350 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 10351 installerPackageName, res, args.abiOverride); 10352 } 10353 synchronized (mPackages) { 10354 final PackageSetting ps = mSettings.mPackages.get(pkgName); 10355 if (ps != null) { 10356 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 10357 } 10358 } 10359 } 10360 10361 private static boolean isForwardLocked(PackageParser.Package pkg) { 10362 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10363 } 10364 10365 10366 private boolean isForwardLocked(PackageSetting ps) { 10367 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 10368 } 10369 10370 private static boolean isExternal(PackageParser.Package pkg) { 10371 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10372 } 10373 10374 private static boolean isExternal(PackageSetting ps) { 10375 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 10376 } 10377 10378 private static boolean isSystemApp(PackageParser.Package pkg) { 10379 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10380 } 10381 10382 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 10383 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 10384 } 10385 10386 private static boolean isSystemApp(ApplicationInfo info) { 10387 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 10388 } 10389 10390 private static boolean isSystemApp(PackageSetting ps) { 10391 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 10392 } 10393 10394 private static boolean isUpdatedSystemApp(PackageSetting ps) { 10395 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10396 } 10397 10398 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 10399 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 10400 } 10401 10402 private int packageFlagsToInstallFlags(PackageSetting ps) { 10403 int installFlags = 0; 10404 if (isExternal(ps)) { 10405 installFlags |= PackageManager.INSTALL_EXTERNAL; 10406 } 10407 if (isForwardLocked(ps)) { 10408 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 10409 } 10410 return installFlags; 10411 } 10412 10413 private void deleteTempPackageFiles() { 10414 final FilenameFilter filter = new FilenameFilter() { 10415 public boolean accept(File dir, String name) { 10416 return name.startsWith("vmdl") && name.endsWith(".tmp"); 10417 } 10418 }; 10419 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 10420 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 10421 } 10422 10423 private static final void deleteTempPackageFilesInDirectory(File directory, 10424 FilenameFilter filter) { 10425 final String[] tmpFilesList = directory.list(filter); 10426 if (tmpFilesList == null) { 10427 return; 10428 } 10429 for (int i = 0; i < tmpFilesList.length; i++) { 10430 final File tmpFile = new File(directory, tmpFilesList[i]); 10431 tmpFile.delete(); 10432 } 10433 } 10434 10435 private File createTempPackageFile(File installDir) { 10436 File tmpPackageFile; 10437 try { 10438 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 10439 } catch (IOException e) { 10440 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 10441 return null; 10442 } 10443 try { 10444 FileUtils.setPermissions( 10445 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 10446 -1, -1); 10447 if (!SELinux.restorecon(tmpPackageFile)) { 10448 return null; 10449 } 10450 } catch (IOException e) { 10451 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 10452 return null; 10453 } 10454 return tmpPackageFile; 10455 } 10456 10457 @Override 10458 public void deletePackageAsUser(final String packageName, 10459 final IPackageDeleteObserver observer, 10460 final int userId, final int flags) { 10461 mContext.enforceCallingOrSelfPermission( 10462 android.Manifest.permission.DELETE_PACKAGES, null); 10463 final int uid = Binder.getCallingUid(); 10464 if (UserHandle.getUserId(uid) != userId) { 10465 mContext.enforceCallingPermission( 10466 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 10467 "deletePackage for user " + userId); 10468 } 10469 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 10470 try { 10471 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 10472 } catch (RemoteException re) { 10473 } 10474 return; 10475 } 10476 10477 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 10478 // Queue up an async operation since the package deletion may take a little while. 10479 mHandler.post(new Runnable() { 10480 public void run() { 10481 mHandler.removeCallbacks(this); 10482 final int returnCode = deletePackageX(packageName, userId, flags); 10483 if (observer != null) { 10484 try { 10485 observer.packageDeleted(packageName, returnCode); 10486 } catch (RemoteException e) { 10487 Log.i(TAG, "Observer no longer exists."); 10488 } //end catch 10489 } //end if 10490 } //end run 10491 }); 10492 } 10493 10494 private boolean isPackageDeviceAdmin(String packageName, int userId) { 10495 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 10496 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 10497 try { 10498 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 10499 || dpm.isDeviceOwner(packageName))) { 10500 return true; 10501 } 10502 } catch (RemoteException e) { 10503 } 10504 return false; 10505 } 10506 10507 /** 10508 * This method is an internal method that could be get invoked either 10509 * to delete an installed package or to clean up a failed installation. 10510 * After deleting an installed package, a broadcast is sent to notify any 10511 * listeners that the package has been installed. For cleaning up a failed 10512 * installation, the broadcast is not necessary since the package's 10513 * installation wouldn't have sent the initial broadcast either 10514 * The key steps in deleting a package are 10515 * deleting the package information in internal structures like mPackages, 10516 * deleting the packages base directories through installd 10517 * updating mSettings to reflect current status 10518 * persisting settings for later use 10519 * sending a broadcast if necessary 10520 */ 10521 private int deletePackageX(String packageName, int userId, int flags) { 10522 final PackageRemovedInfo info = new PackageRemovedInfo(); 10523 final boolean res; 10524 10525 if (isPackageDeviceAdmin(packageName, userId)) { 10526 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 10527 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 10528 } 10529 10530 boolean removedForAllUsers = false; 10531 boolean systemUpdate = false; 10532 10533 // for the uninstall-updates case and restricted profiles, remember the per- 10534 // userhandle installed state 10535 int[] allUsers; 10536 boolean[] perUserInstalled; 10537 synchronized (mPackages) { 10538 PackageSetting ps = mSettings.mPackages.get(packageName); 10539 allUsers = sUserManager.getUserIds(); 10540 perUserInstalled = new boolean[allUsers.length]; 10541 for (int i = 0; i < allUsers.length; i++) { 10542 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10543 } 10544 } 10545 10546 synchronized (mInstallLock) { 10547 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 10548 res = deletePackageLI(packageName, 10549 (flags & PackageManager.DELETE_ALL_USERS) != 0 10550 ? UserHandle.ALL : new UserHandle(userId), 10551 true, allUsers, perUserInstalled, 10552 flags | REMOVE_CHATTY, info, true); 10553 systemUpdate = info.isRemovedPackageSystemUpdate; 10554 if (res && !systemUpdate && mPackages.get(packageName) == null) { 10555 removedForAllUsers = true; 10556 } 10557 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 10558 + " removedForAllUsers=" + removedForAllUsers); 10559 } 10560 10561 if (res) { 10562 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 10563 10564 // If the removed package was a system update, the old system package 10565 // was re-enabled; we need to broadcast this information 10566 if (systemUpdate) { 10567 Bundle extras = new Bundle(1); 10568 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 10569 ? info.removedAppId : info.uid); 10570 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10571 10572 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 10573 extras, null, null, null); 10574 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 10575 extras, null, null, null); 10576 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 10577 null, packageName, null, null); 10578 } 10579 } 10580 // Force a gc here. 10581 Runtime.getRuntime().gc(); 10582 // Delete the resources here after sending the broadcast to let 10583 // other processes clean up before deleting resources. 10584 if (info.args != null) { 10585 synchronized (mInstallLock) { 10586 info.args.doPostDeleteLI(true); 10587 } 10588 } 10589 10590 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 10591 } 10592 10593 static class PackageRemovedInfo { 10594 String removedPackage; 10595 int uid = -1; 10596 int removedAppId = -1; 10597 int[] removedUsers = null; 10598 boolean isRemovedPackageSystemUpdate = false; 10599 // Clean up resources deleted packages. 10600 InstallArgs args = null; 10601 10602 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 10603 Bundle extras = new Bundle(1); 10604 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 10605 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 10606 if (replacing) { 10607 extras.putBoolean(Intent.EXTRA_REPLACING, true); 10608 } 10609 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 10610 if (removedPackage != null) { 10611 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 10612 extras, null, null, removedUsers); 10613 if (fullRemove && !replacing) { 10614 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 10615 extras, null, null, removedUsers); 10616 } 10617 } 10618 if (removedAppId >= 0) { 10619 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 10620 removedUsers); 10621 } 10622 } 10623 } 10624 10625 /* 10626 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 10627 * flag is not set, the data directory is removed as well. 10628 * make sure this flag is set for partially installed apps. If not its meaningless to 10629 * delete a partially installed application. 10630 */ 10631 private void removePackageDataLI(PackageSetting ps, 10632 int[] allUserHandles, boolean[] perUserInstalled, 10633 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 10634 String packageName = ps.name; 10635 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 10636 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 10637 // Retrieve object to delete permissions for shared user later on 10638 final PackageSetting deletedPs; 10639 // reader 10640 synchronized (mPackages) { 10641 deletedPs = mSettings.mPackages.get(packageName); 10642 if (outInfo != null) { 10643 outInfo.removedPackage = packageName; 10644 outInfo.removedUsers = deletedPs != null 10645 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 10646 : null; 10647 } 10648 } 10649 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10650 removeDataDirsLI(packageName); 10651 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 10652 } 10653 // writer 10654 synchronized (mPackages) { 10655 if (deletedPs != null) { 10656 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 10657 if (outInfo != null) { 10658 mSettings.mKeySetManagerService.removeAppKeySetData(packageName); 10659 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 10660 } 10661 if (deletedPs != null) { 10662 updatePermissionsLPw(deletedPs.name, null, 0); 10663 if (deletedPs.sharedUser != null) { 10664 // remove permissions associated with package 10665 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 10666 } 10667 } 10668 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 10669 } 10670 // make sure to preserve per-user disabled state if this removal was just 10671 // a downgrade of a system app to the factory package 10672 if (allUserHandles != null && perUserInstalled != null) { 10673 if (DEBUG_REMOVE) { 10674 Slog.d(TAG, "Propagating install state across downgrade"); 10675 } 10676 for (int i = 0; i < allUserHandles.length; i++) { 10677 if (DEBUG_REMOVE) { 10678 Slog.d(TAG, " user " + allUserHandles[i] 10679 + " => " + perUserInstalled[i]); 10680 } 10681 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10682 } 10683 } 10684 } 10685 // can downgrade to reader 10686 if (writeSettings) { 10687 // Save settings now 10688 mSettings.writeLPr(); 10689 } 10690 } 10691 if (outInfo != null) { 10692 // A user ID was deleted here. Go through all users and remove it 10693 // from KeyStore. 10694 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 10695 } 10696 } 10697 10698 static boolean locationIsPrivileged(File path) { 10699 try { 10700 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 10701 .getCanonicalPath(); 10702 return path.getCanonicalPath().startsWith(privilegedAppDir); 10703 } catch (IOException e) { 10704 Slog.e(TAG, "Unable to access code path " + path); 10705 } 10706 return false; 10707 } 10708 10709 /* 10710 * Tries to delete system package. 10711 */ 10712 private boolean deleteSystemPackageLI(PackageSetting newPs, 10713 int[] allUserHandles, boolean[] perUserInstalled, 10714 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 10715 final boolean applyUserRestrictions 10716 = (allUserHandles != null) && (perUserInstalled != null); 10717 PackageSetting disabledPs = null; 10718 // Confirm if the system package has been updated 10719 // An updated system app can be deleted. This will also have to restore 10720 // the system pkg from system partition 10721 // reader 10722 synchronized (mPackages) { 10723 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 10724 } 10725 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 10726 + " disabledPs=" + disabledPs); 10727 if (disabledPs == null) { 10728 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 10729 return false; 10730 } else if (DEBUG_REMOVE) { 10731 Slog.d(TAG, "Deleting system pkg from data partition"); 10732 } 10733 if (DEBUG_REMOVE) { 10734 if (applyUserRestrictions) { 10735 Slog.d(TAG, "Remembering install states:"); 10736 for (int i = 0; i < allUserHandles.length; i++) { 10737 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 10738 } 10739 } 10740 } 10741 // Delete the updated package 10742 outInfo.isRemovedPackageSystemUpdate = true; 10743 if (disabledPs.versionCode < newPs.versionCode) { 10744 // Delete data for downgrades 10745 flags &= ~PackageManager.DELETE_KEEP_DATA; 10746 } else { 10747 // Preserve data by setting flag 10748 flags |= PackageManager.DELETE_KEEP_DATA; 10749 } 10750 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 10751 allUserHandles, perUserInstalled, outInfo, writeSettings); 10752 if (!ret) { 10753 return false; 10754 } 10755 // writer 10756 synchronized (mPackages) { 10757 // Reinstate the old system package 10758 mSettings.enableSystemPackageLPw(newPs.name); 10759 // Remove any native libraries from the upgraded package. 10760 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 10761 } 10762 // Install the system package 10763 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 10764 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 10765 if (locationIsPrivileged(disabledPs.codePath)) { 10766 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10767 } 10768 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 10769 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null, null); 10770 10771 if (newPkg == null) { 10772 Slog.w(TAG, "Failed to restore system package:" + newPs.name 10773 + " with error:" + mLastScanError); 10774 return false; 10775 } 10776 // writer 10777 synchronized (mPackages) { 10778 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 10779 setInternalAppNativeLibraryPath(newPkg, ps); 10780 updatePermissionsLPw(newPkg.packageName, newPkg, 10781 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10782 if (applyUserRestrictions) { 10783 if (DEBUG_REMOVE) { 10784 Slog.d(TAG, "Propagating install state across reinstall"); 10785 } 10786 for (int i = 0; i < allUserHandles.length; i++) { 10787 if (DEBUG_REMOVE) { 10788 Slog.d(TAG, " user " + allUserHandles[i] 10789 + " => " + perUserInstalled[i]); 10790 } 10791 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10792 } 10793 // Regardless of writeSettings we need to ensure that this restriction 10794 // state propagation is persisted 10795 mSettings.writeAllUsersPackageRestrictionsLPr(); 10796 } 10797 // can downgrade to reader here 10798 if (writeSettings) { 10799 mSettings.writeLPr(); 10800 } 10801 } 10802 return true; 10803 } 10804 10805 private boolean deleteInstalledPackageLI(PackageSetting ps, 10806 boolean deleteCodeAndResources, int flags, 10807 int[] allUserHandles, boolean[] perUserInstalled, 10808 PackageRemovedInfo outInfo, boolean writeSettings) { 10809 if (outInfo != null) { 10810 outInfo.uid = ps.appId; 10811 } 10812 10813 // Delete package data from internal structures and also remove data if flag is set 10814 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10815 10816 // Delete application code and resources 10817 if (deleteCodeAndResources && (outInfo != null)) { 10818 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 10819 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString, 10820 getAppInstructionSetFromSettings(ps)); 10821 } 10822 return true; 10823 } 10824 10825 @Override 10826 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 10827 int userId) { 10828 mContext.enforceCallingOrSelfPermission( 10829 android.Manifest.permission.DELETE_PACKAGES, null); 10830 synchronized (mPackages) { 10831 PackageSetting ps = mSettings.mPackages.get(packageName); 10832 if (ps == null) { 10833 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 10834 return false; 10835 } 10836 if (!ps.getInstalled(userId)) { 10837 // Can't block uninstall for an app that is not installed or enabled. 10838 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 10839 return false; 10840 } 10841 ps.setBlockUninstall(blockUninstall, userId); 10842 mSettings.writePackageRestrictionsLPr(userId); 10843 } 10844 return true; 10845 } 10846 10847 @Override 10848 public boolean getBlockUninstallForUser(String packageName, int userId) { 10849 synchronized (mPackages) { 10850 PackageSetting ps = mSettings.mPackages.get(packageName); 10851 if (ps == null) { 10852 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 10853 return false; 10854 } 10855 return ps.getBlockUninstall(userId); 10856 } 10857 } 10858 10859 /* 10860 * This method handles package deletion in general 10861 */ 10862 private boolean deletePackageLI(String packageName, UserHandle user, 10863 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10864 int flags, PackageRemovedInfo outInfo, 10865 boolean writeSettings) { 10866 if (packageName == null) { 10867 Slog.w(TAG, "Attempt to delete null packageName."); 10868 return false; 10869 } 10870 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10871 PackageSetting ps; 10872 boolean dataOnly = false; 10873 int removeUser = -1; 10874 int appId = -1; 10875 synchronized (mPackages) { 10876 ps = mSettings.mPackages.get(packageName); 10877 if (ps == null) { 10878 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10879 return false; 10880 } 10881 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10882 && user.getIdentifier() != UserHandle.USER_ALL) { 10883 // The caller is asking that the package only be deleted for a single 10884 // user. To do this, we just mark its uninstalled state and delete 10885 // its data. If this is a system app, we only allow this to happen if 10886 // they have set the special DELETE_SYSTEM_APP which requests different 10887 // semantics than normal for uninstalling system apps. 10888 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10889 ps.setUserState(user.getIdentifier(), 10890 COMPONENT_ENABLED_STATE_DEFAULT, 10891 false, //installed 10892 true, //stopped 10893 true, //notLaunched 10894 false, //blocked 10895 null, null, null, 10896 false // blockUninstall 10897 ); 10898 if (!isSystemApp(ps)) { 10899 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10900 // Other user still have this package installed, so all 10901 // we need to do is clear this user's data and save that 10902 // it is uninstalled. 10903 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10904 removeUser = user.getIdentifier(); 10905 appId = ps.appId; 10906 mSettings.writePackageRestrictionsLPr(removeUser); 10907 } else { 10908 // We need to set it back to 'installed' so the uninstall 10909 // broadcasts will be sent correctly. 10910 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10911 ps.setInstalled(true, user.getIdentifier()); 10912 } 10913 } else { 10914 // This is a system app, so we assume that the 10915 // other users still have this package installed, so all 10916 // we need to do is clear this user's data and save that 10917 // it is uninstalled. 10918 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10919 removeUser = user.getIdentifier(); 10920 appId = ps.appId; 10921 mSettings.writePackageRestrictionsLPr(removeUser); 10922 } 10923 } 10924 } 10925 10926 if (removeUser >= 0) { 10927 // From above, we determined that we are deleting this only 10928 // for a single user. Continue the work here. 10929 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10930 if (outInfo != null) { 10931 outInfo.removedPackage = packageName; 10932 outInfo.removedAppId = appId; 10933 outInfo.removedUsers = new int[] {removeUser}; 10934 } 10935 mInstaller.clearUserData(packageName, removeUser); 10936 removeKeystoreDataIfNeeded(removeUser, appId); 10937 schedulePackageCleaning(packageName, removeUser, false); 10938 return true; 10939 } 10940 10941 if (dataOnly) { 10942 // Delete application data first 10943 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10944 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10945 return true; 10946 } 10947 10948 boolean ret = false; 10949 if (isSystemApp(ps)) { 10950 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10951 // When an updated system application is deleted we delete the existing resources as well and 10952 // fall back to existing code in system partition 10953 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10954 flags, outInfo, writeSettings); 10955 } else { 10956 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10957 // Kill application pre-emptively especially for apps on sd. 10958 killApplication(packageName, ps.appId, "uninstall pkg"); 10959 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10960 allUserHandles, perUserInstalled, 10961 outInfo, writeSettings); 10962 } 10963 10964 return ret; 10965 } 10966 10967 private final class ClearStorageConnection implements ServiceConnection { 10968 IMediaContainerService mContainerService; 10969 10970 @Override 10971 public void onServiceConnected(ComponentName name, IBinder service) { 10972 synchronized (this) { 10973 mContainerService = IMediaContainerService.Stub.asInterface(service); 10974 notifyAll(); 10975 } 10976 } 10977 10978 @Override 10979 public void onServiceDisconnected(ComponentName name) { 10980 } 10981 } 10982 10983 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10984 final boolean mounted; 10985 if (Environment.isExternalStorageEmulated()) { 10986 mounted = true; 10987 } else { 10988 final String status = Environment.getExternalStorageState(); 10989 10990 mounted = status.equals(Environment.MEDIA_MOUNTED) 10991 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10992 } 10993 10994 if (!mounted) { 10995 return; 10996 } 10997 10998 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10999 int[] users; 11000 if (userId == UserHandle.USER_ALL) { 11001 users = sUserManager.getUserIds(); 11002 } else { 11003 users = new int[] { userId }; 11004 } 11005 final ClearStorageConnection conn = new ClearStorageConnection(); 11006 if (mContext.bindServiceAsUser( 11007 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 11008 try { 11009 for (int curUser : users) { 11010 long timeout = SystemClock.uptimeMillis() + 5000; 11011 synchronized (conn) { 11012 long now = SystemClock.uptimeMillis(); 11013 while (conn.mContainerService == null && now < timeout) { 11014 try { 11015 conn.wait(timeout - now); 11016 } catch (InterruptedException e) { 11017 } 11018 } 11019 } 11020 if (conn.mContainerService == null) { 11021 return; 11022 } 11023 11024 final UserEnvironment userEnv = new UserEnvironment(curUser); 11025 clearDirectory(conn.mContainerService, 11026 userEnv.buildExternalStorageAppCacheDirs(packageName)); 11027 if (allData) { 11028 clearDirectory(conn.mContainerService, 11029 userEnv.buildExternalStorageAppDataDirs(packageName)); 11030 clearDirectory(conn.mContainerService, 11031 userEnv.buildExternalStorageAppMediaDirs(packageName)); 11032 } 11033 } 11034 } finally { 11035 mContext.unbindService(conn); 11036 } 11037 } 11038 } 11039 11040 @Override 11041 public void clearApplicationUserData(final String packageName, 11042 final IPackageDataObserver observer, final int userId) { 11043 mContext.enforceCallingOrSelfPermission( 11044 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 11045 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 11046 // Queue up an async operation since the package deletion may take a little while. 11047 mHandler.post(new Runnable() { 11048 public void run() { 11049 mHandler.removeCallbacks(this); 11050 final boolean succeeded; 11051 synchronized (mInstallLock) { 11052 succeeded = clearApplicationUserDataLI(packageName, userId); 11053 } 11054 clearExternalStorageDataSync(packageName, userId, true); 11055 if (succeeded) { 11056 // invoke DeviceStorageMonitor's update method to clear any notifications 11057 DeviceStorageMonitorInternal 11058 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11059 if (dsm != null) { 11060 dsm.checkMemory(); 11061 } 11062 } 11063 if(observer != null) { 11064 try { 11065 observer.onRemoveCompleted(packageName, succeeded); 11066 } catch (RemoteException e) { 11067 Log.i(TAG, "Observer no longer exists."); 11068 } 11069 } //end if observer 11070 } //end run 11071 }); 11072 } 11073 11074 private boolean clearApplicationUserDataLI(String packageName, int userId) { 11075 if (packageName == null) { 11076 Slog.w(TAG, "Attempt to delete null packageName."); 11077 return false; 11078 } 11079 PackageParser.Package p; 11080 boolean dataOnly = false; 11081 final int appId; 11082 synchronized (mPackages) { 11083 p = mPackages.get(packageName); 11084 if (p == null) { 11085 dataOnly = true; 11086 PackageSetting ps = mSettings.mPackages.get(packageName); 11087 if ((ps == null) || (ps.pkg == null)) { 11088 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11089 return false; 11090 } 11091 p = ps.pkg; 11092 } 11093 if (!dataOnly) { 11094 // need to check this only for fully installed applications 11095 if (p == null) { 11096 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11097 return false; 11098 } 11099 final ApplicationInfo applicationInfo = p.applicationInfo; 11100 if (applicationInfo == null) { 11101 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11102 return false; 11103 } 11104 } 11105 if (p != null && p.applicationInfo != null) { 11106 appId = p.applicationInfo.uid; 11107 } else { 11108 appId = -1; 11109 } 11110 } 11111 int retCode = mInstaller.clearUserData(packageName, userId); 11112 if (retCode < 0) { 11113 Slog.w(TAG, "Couldn't remove cache files for package: " 11114 + packageName); 11115 return false; 11116 } 11117 removeKeystoreDataIfNeeded(userId, appId); 11118 return true; 11119 } 11120 11121 /** 11122 * Remove entries from the keystore daemon. Will only remove it if the 11123 * {@code appId} is valid. 11124 */ 11125 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 11126 if (appId < 0) { 11127 return; 11128 } 11129 11130 final KeyStore keyStore = KeyStore.getInstance(); 11131 if (keyStore != null) { 11132 if (userId == UserHandle.USER_ALL) { 11133 for (final int individual : sUserManager.getUserIds()) { 11134 keyStore.clearUid(UserHandle.getUid(individual, appId)); 11135 } 11136 } else { 11137 keyStore.clearUid(UserHandle.getUid(userId, appId)); 11138 } 11139 } else { 11140 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 11141 } 11142 } 11143 11144 @Override 11145 public void deleteApplicationCacheFiles(final String packageName, 11146 final IPackageDataObserver observer) { 11147 mContext.enforceCallingOrSelfPermission( 11148 android.Manifest.permission.DELETE_CACHE_FILES, null); 11149 // Queue up an async operation since the package deletion may take a little while. 11150 final int userId = UserHandle.getCallingUserId(); 11151 mHandler.post(new Runnable() { 11152 public void run() { 11153 mHandler.removeCallbacks(this); 11154 final boolean succeded; 11155 synchronized (mInstallLock) { 11156 succeded = deleteApplicationCacheFilesLI(packageName, userId); 11157 } 11158 clearExternalStorageDataSync(packageName, userId, false); 11159 if(observer != null) { 11160 try { 11161 observer.onRemoveCompleted(packageName, succeded); 11162 } catch (RemoteException e) { 11163 Log.i(TAG, "Observer no longer exists."); 11164 } 11165 } //end if observer 11166 } //end run 11167 }); 11168 } 11169 11170 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 11171 if (packageName == null) { 11172 Slog.w(TAG, "Attempt to delete null packageName."); 11173 return false; 11174 } 11175 PackageParser.Package p; 11176 synchronized (mPackages) { 11177 p = mPackages.get(packageName); 11178 } 11179 if (p == null) { 11180 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11181 return false; 11182 } 11183 final ApplicationInfo applicationInfo = p.applicationInfo; 11184 if (applicationInfo == null) { 11185 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11186 return false; 11187 } 11188 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 11189 if (retCode < 0) { 11190 Slog.w(TAG, "Couldn't remove cache files for package: " 11191 + packageName + " u" + userId); 11192 return false; 11193 } 11194 return true; 11195 } 11196 11197 @Override 11198 public void getPackageSizeInfo(final String packageName, int userHandle, 11199 final IPackageStatsObserver observer) { 11200 mContext.enforceCallingOrSelfPermission( 11201 android.Manifest.permission.GET_PACKAGE_SIZE, null); 11202 if (packageName == null) { 11203 throw new IllegalArgumentException("Attempt to get size of null packageName"); 11204 } 11205 11206 PackageStats stats = new PackageStats(packageName, userHandle); 11207 11208 /* 11209 * Queue up an async operation since the package measurement may take a 11210 * little while. 11211 */ 11212 Message msg = mHandler.obtainMessage(INIT_COPY); 11213 msg.obj = new MeasureParams(stats, observer); 11214 mHandler.sendMessage(msg); 11215 } 11216 11217 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 11218 PackageStats pStats) { 11219 if (packageName == null) { 11220 Slog.w(TAG, "Attempt to get size of null packageName."); 11221 return false; 11222 } 11223 PackageParser.Package p; 11224 boolean dataOnly = false; 11225 String libDirPath = null; 11226 String asecPath = null; 11227 PackageSetting ps = null; 11228 synchronized (mPackages) { 11229 p = mPackages.get(packageName); 11230 ps = mSettings.mPackages.get(packageName); 11231 if(p == null) { 11232 dataOnly = true; 11233 if((ps == null) || (ps.pkg == null)) { 11234 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 11235 return false; 11236 } 11237 p = ps.pkg; 11238 } 11239 if (ps != null) { 11240 libDirPath = ps.nativeLibraryPathString; 11241 } 11242 if (p != null && (isExternal(p) || isForwardLocked(p))) { 11243 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 11244 if (secureContainerId != null) { 11245 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 11246 } 11247 } 11248 } 11249 String publicSrcDir = null; 11250 if(!dataOnly) { 11251 final ApplicationInfo applicationInfo = p.applicationInfo; 11252 if (applicationInfo == null) { 11253 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 11254 return false; 11255 } 11256 if (isForwardLocked(p)) { 11257 publicSrcDir = applicationInfo.publicSourceDir; 11258 } 11259 } 11260 // TODO: extend to measure size of split APKs 11261 int res = mInstaller.getSizeInfo(packageName, userHandle, p.baseCodePath, libDirPath, 11262 publicSrcDir, asecPath, getAppInstructionSetFromSettings(ps), 11263 pStats); 11264 if (res < 0) { 11265 return false; 11266 } 11267 11268 // Fix-up for forward-locked applications in ASEC containers. 11269 if (!isExternal(p)) { 11270 pStats.codeSize += pStats.externalCodeSize; 11271 pStats.externalCodeSize = 0L; 11272 } 11273 11274 return true; 11275 } 11276 11277 11278 @Override 11279 public void addPackageToPreferred(String packageName) { 11280 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 11281 } 11282 11283 @Override 11284 public void removePackageFromPreferred(String packageName) { 11285 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 11286 } 11287 11288 @Override 11289 public List<PackageInfo> getPreferredPackages(int flags) { 11290 return new ArrayList<PackageInfo>(); 11291 } 11292 11293 private int getUidTargetSdkVersionLockedLPr(int uid) { 11294 Object obj = mSettings.getUserIdLPr(uid); 11295 if (obj instanceof SharedUserSetting) { 11296 final SharedUserSetting sus = (SharedUserSetting) obj; 11297 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 11298 final Iterator<PackageSetting> it = sus.packages.iterator(); 11299 while (it.hasNext()) { 11300 final PackageSetting ps = it.next(); 11301 if (ps.pkg != null) { 11302 int v = ps.pkg.applicationInfo.targetSdkVersion; 11303 if (v < vers) vers = v; 11304 } 11305 } 11306 return vers; 11307 } else if (obj instanceof PackageSetting) { 11308 final PackageSetting ps = (PackageSetting) obj; 11309 if (ps.pkg != null) { 11310 return ps.pkg.applicationInfo.targetSdkVersion; 11311 } 11312 } 11313 return Build.VERSION_CODES.CUR_DEVELOPMENT; 11314 } 11315 11316 @Override 11317 public void addPreferredActivity(IntentFilter filter, int match, 11318 ComponentName[] set, ComponentName activity, int userId) { 11319 addPreferredActivityInternal(filter, match, set, activity, true, userId); 11320 } 11321 11322 private void addPreferredActivityInternal(IntentFilter filter, int match, 11323 ComponentName[] set, ComponentName activity, boolean always, int userId) { 11324 // writer 11325 int callingUid = Binder.getCallingUid(); 11326 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 11327 if (filter.countActions() == 0) { 11328 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11329 return; 11330 } 11331 synchronized (mPackages) { 11332 if (mContext.checkCallingOrSelfPermission( 11333 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11334 != PackageManager.PERMISSION_GRANTED) { 11335 if (getUidTargetSdkVersionLockedLPr(callingUid) 11336 < Build.VERSION_CODES.FROYO) { 11337 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 11338 + callingUid); 11339 return; 11340 } 11341 mContext.enforceCallingOrSelfPermission( 11342 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11343 } 11344 11345 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 11346 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11347 mSettings.editPreferredActivitiesLPw(userId).addFilter( 11348 new PreferredActivity(filter, match, set, activity, always)); 11349 mSettings.writePackageRestrictionsLPr(userId); 11350 } 11351 } 11352 11353 @Override 11354 public void replacePreferredActivity(IntentFilter filter, int match, 11355 ComponentName[] set, ComponentName activity) { 11356 if (filter.countActions() != 1) { 11357 throw new IllegalArgumentException( 11358 "replacePreferredActivity expects filter to have only 1 action."); 11359 } 11360 if (filter.countDataAuthorities() != 0 11361 || filter.countDataPaths() != 0 11362 || filter.countDataSchemes() > 1 11363 || filter.countDataTypes() != 0) { 11364 throw new IllegalArgumentException( 11365 "replacePreferredActivity expects filter to have no data authorities, " + 11366 "paths, or types; and at most one scheme."); 11367 } 11368 synchronized (mPackages) { 11369 if (mContext.checkCallingOrSelfPermission( 11370 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11371 != PackageManager.PERMISSION_GRANTED) { 11372 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11373 < Build.VERSION_CODES.FROYO) { 11374 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 11375 + Binder.getCallingUid()); 11376 return; 11377 } 11378 mContext.enforceCallingOrSelfPermission( 11379 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11380 } 11381 11382 final int callingUserId = UserHandle.getCallingUserId(); 11383 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 11384 if (pir != null) { 11385 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 11386 if (filter.countDataSchemes() == 1) { 11387 Uri.Builder builder = new Uri.Builder(); 11388 builder.scheme(filter.getDataScheme(0)); 11389 intent.setData(builder.build()); 11390 } 11391 List<PreferredActivity> matches = pir.queryIntent( 11392 intent, null, true, callingUserId); 11393 if (DEBUG_PREFERRED) { 11394 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 11395 } 11396 for (int i = 0; i < matches.size(); i++) { 11397 PreferredActivity pa = matches.get(i); 11398 if (DEBUG_PREFERRED) { 11399 Slog.i(TAG, "Removing preferred activity " 11400 + pa.mPref.mComponent + ":"); 11401 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11402 } 11403 pir.removeFilter(pa); 11404 } 11405 } 11406 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 11407 } 11408 } 11409 11410 @Override 11411 public void clearPackagePreferredActivities(String packageName) { 11412 final int uid = Binder.getCallingUid(); 11413 // writer 11414 synchronized (mPackages) { 11415 PackageParser.Package pkg = mPackages.get(packageName); 11416 if (pkg == null || pkg.applicationInfo.uid != uid) { 11417 if (mContext.checkCallingOrSelfPermission( 11418 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 11419 != PackageManager.PERMISSION_GRANTED) { 11420 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 11421 < Build.VERSION_CODES.FROYO) { 11422 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 11423 + Binder.getCallingUid()); 11424 return; 11425 } 11426 mContext.enforceCallingOrSelfPermission( 11427 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11428 } 11429 } 11430 11431 int user = UserHandle.getCallingUserId(); 11432 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 11433 mSettings.writePackageRestrictionsLPr(user); 11434 scheduleWriteSettingsLocked(); 11435 } 11436 } 11437 } 11438 11439 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 11440 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 11441 ArrayList<PreferredActivity> removed = null; 11442 boolean changed = false; 11443 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11444 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 11445 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11446 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 11447 continue; 11448 } 11449 Iterator<PreferredActivity> it = pir.filterIterator(); 11450 while (it.hasNext()) { 11451 PreferredActivity pa = it.next(); 11452 // Mark entry for removal only if it matches the package name 11453 // and the entry is of type "always". 11454 if (packageName == null || 11455 (pa.mPref.mComponent.getPackageName().equals(packageName) 11456 && pa.mPref.mAlways)) { 11457 if (removed == null) { 11458 removed = new ArrayList<PreferredActivity>(); 11459 } 11460 removed.add(pa); 11461 } 11462 } 11463 if (removed != null) { 11464 for (int j=0; j<removed.size(); j++) { 11465 PreferredActivity pa = removed.get(j); 11466 pir.removeFilter(pa); 11467 } 11468 changed = true; 11469 } 11470 } 11471 return changed; 11472 } 11473 11474 @Override 11475 public void resetPreferredActivities(int userId) { 11476 mContext.enforceCallingOrSelfPermission( 11477 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11478 // writer 11479 synchronized (mPackages) { 11480 int user = UserHandle.getCallingUserId(); 11481 clearPackagePreferredActivitiesLPw(null, user); 11482 mSettings.readDefaultPreferredAppsLPw(this, user); 11483 mSettings.writePackageRestrictionsLPr(user); 11484 scheduleWriteSettingsLocked(); 11485 } 11486 } 11487 11488 @Override 11489 public int getPreferredActivities(List<IntentFilter> outFilters, 11490 List<ComponentName> outActivities, String packageName) { 11491 11492 int num = 0; 11493 final int userId = UserHandle.getCallingUserId(); 11494 // reader 11495 synchronized (mPackages) { 11496 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 11497 if (pir != null) { 11498 final Iterator<PreferredActivity> it = pir.filterIterator(); 11499 while (it.hasNext()) { 11500 final PreferredActivity pa = it.next(); 11501 if (packageName == null 11502 || (pa.mPref.mComponent.getPackageName().equals(packageName) 11503 && pa.mPref.mAlways)) { 11504 if (outFilters != null) { 11505 outFilters.add(new IntentFilter(pa)); 11506 } 11507 if (outActivities != null) { 11508 outActivities.add(pa.mPref.mComponent); 11509 } 11510 } 11511 } 11512 } 11513 } 11514 11515 return num; 11516 } 11517 11518 @Override 11519 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 11520 int userId) { 11521 int callingUid = Binder.getCallingUid(); 11522 if (callingUid != Process.SYSTEM_UID) { 11523 throw new SecurityException( 11524 "addPersistentPreferredActivity can only be run by the system"); 11525 } 11526 if (filter.countActions() == 0) { 11527 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 11528 return; 11529 } 11530 synchronized (mPackages) { 11531 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 11532 " :"); 11533 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 11534 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 11535 new PersistentPreferredActivity(filter, activity)); 11536 mSettings.writePackageRestrictionsLPr(userId); 11537 } 11538 } 11539 11540 @Override 11541 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 11542 int callingUid = Binder.getCallingUid(); 11543 if (callingUid != Process.SYSTEM_UID) { 11544 throw new SecurityException( 11545 "clearPackagePersistentPreferredActivities can only be run by the system"); 11546 } 11547 ArrayList<PersistentPreferredActivity> removed = null; 11548 boolean changed = false; 11549 synchronized (mPackages) { 11550 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 11551 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 11552 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 11553 .valueAt(i); 11554 if (userId != thisUserId) { 11555 continue; 11556 } 11557 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 11558 while (it.hasNext()) { 11559 PersistentPreferredActivity ppa = it.next(); 11560 // Mark entry for removal only if it matches the package name. 11561 if (ppa.mComponent.getPackageName().equals(packageName)) { 11562 if (removed == null) { 11563 removed = new ArrayList<PersistentPreferredActivity>(); 11564 } 11565 removed.add(ppa); 11566 } 11567 } 11568 if (removed != null) { 11569 for (int j=0; j<removed.size(); j++) { 11570 PersistentPreferredActivity ppa = removed.get(j); 11571 ppir.removeFilter(ppa); 11572 } 11573 changed = true; 11574 } 11575 } 11576 11577 if (changed) { 11578 mSettings.writePackageRestrictionsLPr(userId); 11579 } 11580 } 11581 } 11582 11583 @Override 11584 public void addCrossProfileIntentFilter(IntentFilter intentFilter, int sourceUserId, 11585 int targetUserId, int flags) { 11586 mContext.enforceCallingOrSelfPermission( 11587 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11588 if (intentFilter.countActions() == 0) { 11589 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 11590 return; 11591 } 11592 synchronized (mPackages) { 11593 CrossProfileIntentFilter filter = new CrossProfileIntentFilter(intentFilter, 11594 targetUserId, flags); 11595 mSettings.editCrossProfileIntentResolverLPw(sourceUserId).addFilter(filter); 11596 mSettings.writePackageRestrictionsLPr(sourceUserId); 11597 } 11598 } 11599 11600 public void addCrossProfileIntentsForPackage(String packageName, 11601 int sourceUserId, int targetUserId) { 11602 mContext.enforceCallingOrSelfPermission( 11603 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11604 mSettings.addCrossProfilePackage(packageName, sourceUserId, targetUserId); 11605 mSettings.writePackageRestrictionsLPr(sourceUserId); 11606 } 11607 11608 public void removeCrossProfileIntentsForPackage(String packageName, 11609 int sourceUserId, int targetUserId) { 11610 mContext.enforceCallingOrSelfPermission( 11611 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11612 mSettings.removeCrossProfilePackage(packageName, sourceUserId, targetUserId); 11613 mSettings.writePackageRestrictionsLPr(sourceUserId); 11614 } 11615 11616 @Override 11617 public void clearCrossProfileIntentFilters(int sourceUserId) { 11618 mContext.enforceCallingOrSelfPermission( 11619 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 11620 synchronized (mPackages) { 11621 CrossProfileIntentResolver resolver = 11622 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 11623 HashSet<CrossProfileIntentFilter> set = 11624 new HashSet<CrossProfileIntentFilter>(resolver.filterSet()); 11625 for (CrossProfileIntentFilter filter : set) { 11626 if ((filter.getFlags() & PackageManager.SET_BY_PROFILE_OWNER) != 0) { 11627 resolver.removeFilter(filter); 11628 } 11629 } 11630 mSettings.writePackageRestrictionsLPr(sourceUserId); 11631 } 11632 } 11633 11634 @Override 11635 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 11636 Intent intent = new Intent(Intent.ACTION_MAIN); 11637 intent.addCategory(Intent.CATEGORY_HOME); 11638 11639 final int callingUserId = UserHandle.getCallingUserId(); 11640 List<ResolveInfo> list = queryIntentActivities(intent, null, 11641 PackageManager.GET_META_DATA, callingUserId); 11642 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 11643 true, false, false, callingUserId); 11644 11645 allHomeCandidates.clear(); 11646 if (list != null) { 11647 for (ResolveInfo ri : list) { 11648 allHomeCandidates.add(ri); 11649 } 11650 } 11651 return (preferred == null || preferred.activityInfo == null) 11652 ? null 11653 : new ComponentName(preferred.activityInfo.packageName, 11654 preferred.activityInfo.name); 11655 } 11656 11657 @Override 11658 public void setApplicationEnabledSetting(String appPackageName, 11659 int newState, int flags, int userId, String callingPackage) { 11660 if (!sUserManager.exists(userId)) return; 11661 if (callingPackage == null) { 11662 callingPackage = Integer.toString(Binder.getCallingUid()); 11663 } 11664 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 11665 } 11666 11667 @Override 11668 public void setComponentEnabledSetting(ComponentName componentName, 11669 int newState, int flags, int userId) { 11670 if (!sUserManager.exists(userId)) return; 11671 setEnabledSetting(componentName.getPackageName(), 11672 componentName.getClassName(), newState, flags, userId, null); 11673 } 11674 11675 private void setEnabledSetting(final String packageName, String className, int newState, 11676 final int flags, int userId, String callingPackage) { 11677 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 11678 || newState == COMPONENT_ENABLED_STATE_ENABLED 11679 || newState == COMPONENT_ENABLED_STATE_DISABLED 11680 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 11681 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 11682 throw new IllegalArgumentException("Invalid new component state: " 11683 + newState); 11684 } 11685 PackageSetting pkgSetting; 11686 final int uid = Binder.getCallingUid(); 11687 final int permission = mContext.checkCallingOrSelfPermission( 11688 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11689 enforceCrossUserPermission(uid, userId, false, "set enabled"); 11690 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11691 boolean sendNow = false; 11692 boolean isApp = (className == null); 11693 String componentName = isApp ? packageName : className; 11694 int packageUid = -1; 11695 ArrayList<String> components; 11696 11697 // writer 11698 synchronized (mPackages) { 11699 pkgSetting = mSettings.mPackages.get(packageName); 11700 if (pkgSetting == null) { 11701 if (className == null) { 11702 throw new IllegalArgumentException( 11703 "Unknown package: " + packageName); 11704 } 11705 throw new IllegalArgumentException( 11706 "Unknown component: " + packageName 11707 + "/" + className); 11708 } 11709 // Allow root and verify that userId is not being specified by a different user 11710 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 11711 throw new SecurityException( 11712 "Permission Denial: attempt to change component state from pid=" 11713 + Binder.getCallingPid() 11714 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 11715 } 11716 if (className == null) { 11717 // We're dealing with an application/package level state change 11718 if (pkgSetting.getEnabled(userId) == newState) { 11719 // Nothing to do 11720 return; 11721 } 11722 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 11723 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 11724 // Don't care about who enables an app. 11725 callingPackage = null; 11726 } 11727 pkgSetting.setEnabled(newState, userId, callingPackage); 11728 // pkgSetting.pkg.mSetEnabled = newState; 11729 } else { 11730 // We're dealing with a component level state change 11731 // First, verify that this is a valid class name. 11732 PackageParser.Package pkg = pkgSetting.pkg; 11733 if (pkg == null || !pkg.hasComponentClassName(className)) { 11734 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 11735 throw new IllegalArgumentException("Component class " + className 11736 + " does not exist in " + packageName); 11737 } else { 11738 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 11739 + className + " does not exist in " + packageName); 11740 } 11741 } 11742 switch (newState) { 11743 case COMPONENT_ENABLED_STATE_ENABLED: 11744 if (!pkgSetting.enableComponentLPw(className, userId)) { 11745 return; 11746 } 11747 break; 11748 case COMPONENT_ENABLED_STATE_DISABLED: 11749 if (!pkgSetting.disableComponentLPw(className, userId)) { 11750 return; 11751 } 11752 break; 11753 case COMPONENT_ENABLED_STATE_DEFAULT: 11754 if (!pkgSetting.restoreComponentLPw(className, userId)) { 11755 return; 11756 } 11757 break; 11758 default: 11759 Slog.e(TAG, "Invalid new component state: " + newState); 11760 return; 11761 } 11762 } 11763 mSettings.writePackageRestrictionsLPr(userId); 11764 components = mPendingBroadcasts.get(userId, packageName); 11765 final boolean newPackage = components == null; 11766 if (newPackage) { 11767 components = new ArrayList<String>(); 11768 } 11769 if (!components.contains(componentName)) { 11770 components.add(componentName); 11771 } 11772 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 11773 sendNow = true; 11774 // Purge entry from pending broadcast list if another one exists already 11775 // since we are sending one right away. 11776 mPendingBroadcasts.remove(userId, packageName); 11777 } else { 11778 if (newPackage) { 11779 mPendingBroadcasts.put(userId, packageName, components); 11780 } 11781 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 11782 // Schedule a message 11783 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 11784 } 11785 } 11786 } 11787 11788 long callingId = Binder.clearCallingIdentity(); 11789 try { 11790 if (sendNow) { 11791 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 11792 sendPackageChangedBroadcast(packageName, 11793 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 11794 } 11795 } finally { 11796 Binder.restoreCallingIdentity(callingId); 11797 } 11798 } 11799 11800 private void sendPackageChangedBroadcast(String packageName, 11801 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 11802 if (DEBUG_INSTALL) 11803 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 11804 + componentNames); 11805 Bundle extras = new Bundle(4); 11806 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 11807 String nameList[] = new String[componentNames.size()]; 11808 componentNames.toArray(nameList); 11809 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 11810 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 11811 extras.putInt(Intent.EXTRA_UID, packageUid); 11812 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 11813 new int[] {UserHandle.getUserId(packageUid)}); 11814 } 11815 11816 @Override 11817 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 11818 if (!sUserManager.exists(userId)) return; 11819 final int uid = Binder.getCallingUid(); 11820 final int permission = mContext.checkCallingOrSelfPermission( 11821 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 11822 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 11823 enforceCrossUserPermission(uid, userId, true, "stop package"); 11824 // writer 11825 synchronized (mPackages) { 11826 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 11827 uid, userId)) { 11828 scheduleWritePackageRestrictionsLocked(userId); 11829 } 11830 } 11831 } 11832 11833 @Override 11834 public String getInstallerPackageName(String packageName) { 11835 // reader 11836 synchronized (mPackages) { 11837 return mSettings.getInstallerPackageNameLPr(packageName); 11838 } 11839 } 11840 11841 @Override 11842 public int getApplicationEnabledSetting(String packageName, int userId) { 11843 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11844 int uid = Binder.getCallingUid(); 11845 enforceCrossUserPermission(uid, userId, false, "get enabled"); 11846 // reader 11847 synchronized (mPackages) { 11848 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 11849 } 11850 } 11851 11852 @Override 11853 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 11854 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 11855 int uid = Binder.getCallingUid(); 11856 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 11857 // reader 11858 synchronized (mPackages) { 11859 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 11860 } 11861 } 11862 11863 @Override 11864 public void enterSafeMode() { 11865 enforceSystemOrRoot("Only the system can request entering safe mode"); 11866 11867 if (!mSystemReady) { 11868 mSafeMode = true; 11869 } 11870 } 11871 11872 @Override 11873 public void systemReady() { 11874 mSystemReady = true; 11875 11876 // Read the compatibilty setting when the system is ready. 11877 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 11878 mContext.getContentResolver(), 11879 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 11880 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 11881 if (DEBUG_SETTINGS) { 11882 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 11883 } 11884 11885 synchronized (mPackages) { 11886 // Verify that all of the preferred activity components actually 11887 // exist. It is possible for applications to be updated and at 11888 // that point remove a previously declared activity component that 11889 // had been set as a preferred activity. We try to clean this up 11890 // the next time we encounter that preferred activity, but it is 11891 // possible for the user flow to never be able to return to that 11892 // situation so here we do a sanity check to make sure we haven't 11893 // left any junk around. 11894 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11895 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11896 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11897 removed.clear(); 11898 for (PreferredActivity pa : pir.filterSet()) { 11899 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11900 removed.add(pa); 11901 } 11902 } 11903 if (removed.size() > 0) { 11904 for (int r=0; r<removed.size(); r++) { 11905 PreferredActivity pa = removed.get(r); 11906 Slog.w(TAG, "Removing dangling preferred activity: " 11907 + pa.mPref.mComponent); 11908 pir.removeFilter(pa); 11909 } 11910 mSettings.writePackageRestrictionsLPr( 11911 mSettings.mPreferredActivities.keyAt(i)); 11912 } 11913 } 11914 } 11915 sUserManager.systemReady(); 11916 } 11917 11918 @Override 11919 public boolean isSafeMode() { 11920 return mSafeMode; 11921 } 11922 11923 @Override 11924 public boolean hasSystemUidErrors() { 11925 return mHasSystemUidErrors; 11926 } 11927 11928 static String arrayToString(int[] array) { 11929 StringBuffer buf = new StringBuffer(128); 11930 buf.append('['); 11931 if (array != null) { 11932 for (int i=0; i<array.length; i++) { 11933 if (i > 0) buf.append(", "); 11934 buf.append(array[i]); 11935 } 11936 } 11937 buf.append(']'); 11938 return buf.toString(); 11939 } 11940 11941 static class DumpState { 11942 public static final int DUMP_LIBS = 1 << 0; 11943 11944 public static final int DUMP_FEATURES = 1 << 1; 11945 11946 public static final int DUMP_RESOLVERS = 1 << 2; 11947 11948 public static final int DUMP_PERMISSIONS = 1 << 3; 11949 11950 public static final int DUMP_PACKAGES = 1 << 4; 11951 11952 public static final int DUMP_SHARED_USERS = 1 << 5; 11953 11954 public static final int DUMP_MESSAGES = 1 << 6; 11955 11956 public static final int DUMP_PROVIDERS = 1 << 7; 11957 11958 public static final int DUMP_VERIFIERS = 1 << 8; 11959 11960 public static final int DUMP_PREFERRED = 1 << 9; 11961 11962 public static final int DUMP_PREFERRED_XML = 1 << 10; 11963 11964 public static final int DUMP_KEYSETS = 1 << 11; 11965 11966 public static final int DUMP_VERSION = 1 << 12; 11967 11968 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11969 11970 private int mTypes; 11971 11972 private int mOptions; 11973 11974 private boolean mTitlePrinted; 11975 11976 private SharedUserSetting mSharedUser; 11977 11978 public boolean isDumping(int type) { 11979 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11980 return true; 11981 } 11982 11983 return (mTypes & type) != 0; 11984 } 11985 11986 public void setDump(int type) { 11987 mTypes |= type; 11988 } 11989 11990 public boolean isOptionEnabled(int option) { 11991 return (mOptions & option) != 0; 11992 } 11993 11994 public void setOptionEnabled(int option) { 11995 mOptions |= option; 11996 } 11997 11998 public boolean onTitlePrinted() { 11999 final boolean printed = mTitlePrinted; 12000 mTitlePrinted = true; 12001 return printed; 12002 } 12003 12004 public boolean getTitlePrinted() { 12005 return mTitlePrinted; 12006 } 12007 12008 public void setTitlePrinted(boolean enabled) { 12009 mTitlePrinted = enabled; 12010 } 12011 12012 public SharedUserSetting getSharedUser() { 12013 return mSharedUser; 12014 } 12015 12016 public void setSharedUser(SharedUserSetting user) { 12017 mSharedUser = user; 12018 } 12019 } 12020 12021 @Override 12022 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 12023 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 12024 != PackageManager.PERMISSION_GRANTED) { 12025 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 12026 + Binder.getCallingPid() 12027 + ", uid=" + Binder.getCallingUid() 12028 + " without permission " 12029 + android.Manifest.permission.DUMP); 12030 return; 12031 } 12032 12033 DumpState dumpState = new DumpState(); 12034 boolean fullPreferred = false; 12035 boolean checkin = false; 12036 12037 String packageName = null; 12038 12039 int opti = 0; 12040 while (opti < args.length) { 12041 String opt = args[opti]; 12042 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 12043 break; 12044 } 12045 opti++; 12046 if ("-a".equals(opt)) { 12047 // Right now we only know how to print all. 12048 } else if ("-h".equals(opt)) { 12049 pw.println("Package manager dump options:"); 12050 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 12051 pw.println(" --checkin: dump for a checkin"); 12052 pw.println(" -f: print details of intent filters"); 12053 pw.println(" -h: print this help"); 12054 pw.println(" cmd may be one of:"); 12055 pw.println(" l[ibraries]: list known shared libraries"); 12056 pw.println(" f[ibraries]: list device features"); 12057 pw.println(" k[eysets]: print known keysets"); 12058 pw.println(" r[esolvers]: dump intent resolvers"); 12059 pw.println(" perm[issions]: dump permissions"); 12060 pw.println(" pref[erred]: print preferred package settings"); 12061 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 12062 pw.println(" prov[iders]: dump content providers"); 12063 pw.println(" p[ackages]: dump installed packages"); 12064 pw.println(" s[hared-users]: dump shared user IDs"); 12065 pw.println(" m[essages]: print collected runtime messages"); 12066 pw.println(" v[erifiers]: print package verifier info"); 12067 pw.println(" version: print database version info"); 12068 pw.println(" write: write current settings now"); 12069 pw.println(" <package.name>: info about given package"); 12070 return; 12071 } else if ("--checkin".equals(opt)) { 12072 checkin = true; 12073 } else if ("-f".equals(opt)) { 12074 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12075 } else { 12076 pw.println("Unknown argument: " + opt + "; use -h for help"); 12077 } 12078 } 12079 12080 // Is the caller requesting to dump a particular piece of data? 12081 if (opti < args.length) { 12082 String cmd = args[opti]; 12083 opti++; 12084 // Is this a package name? 12085 if ("android".equals(cmd) || cmd.contains(".")) { 12086 packageName = cmd; 12087 // When dumping a single package, we always dump all of its 12088 // filter information since the amount of data will be reasonable. 12089 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 12090 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 12091 dumpState.setDump(DumpState.DUMP_LIBS); 12092 } else if ("f".equals(cmd) || "features".equals(cmd)) { 12093 dumpState.setDump(DumpState.DUMP_FEATURES); 12094 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 12095 dumpState.setDump(DumpState.DUMP_RESOLVERS); 12096 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 12097 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 12098 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 12099 dumpState.setDump(DumpState.DUMP_PREFERRED); 12100 } else if ("preferred-xml".equals(cmd)) { 12101 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 12102 if (opti < args.length && "--full".equals(args[opti])) { 12103 fullPreferred = true; 12104 opti++; 12105 } 12106 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 12107 dumpState.setDump(DumpState.DUMP_PACKAGES); 12108 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 12109 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 12110 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 12111 dumpState.setDump(DumpState.DUMP_PROVIDERS); 12112 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 12113 dumpState.setDump(DumpState.DUMP_MESSAGES); 12114 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 12115 dumpState.setDump(DumpState.DUMP_VERIFIERS); 12116 } else if ("version".equals(cmd)) { 12117 dumpState.setDump(DumpState.DUMP_VERSION); 12118 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 12119 dumpState.setDump(DumpState.DUMP_KEYSETS); 12120 } else if ("write".equals(cmd)) { 12121 synchronized (mPackages) { 12122 mSettings.writeLPr(); 12123 pw.println("Settings written."); 12124 return; 12125 } 12126 } 12127 } 12128 12129 if (checkin) { 12130 pw.println("vers,1"); 12131 } 12132 12133 // reader 12134 synchronized (mPackages) { 12135 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 12136 if (!checkin) { 12137 if (dumpState.onTitlePrinted()) 12138 pw.println(); 12139 pw.println("Database versions:"); 12140 pw.print(" SDK Version:"); 12141 pw.print(" internal="); 12142 pw.print(mSettings.mInternalSdkPlatform); 12143 pw.print(" external="); 12144 pw.println(mSettings.mExternalSdkPlatform); 12145 pw.print(" DB Version:"); 12146 pw.print(" internal="); 12147 pw.print(mSettings.mInternalDatabaseVersion); 12148 pw.print(" external="); 12149 pw.println(mSettings.mExternalDatabaseVersion); 12150 } 12151 } 12152 12153 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 12154 if (!checkin) { 12155 if (dumpState.onTitlePrinted()) 12156 pw.println(); 12157 pw.println("Verifiers:"); 12158 pw.print(" Required: "); 12159 pw.print(mRequiredVerifierPackage); 12160 pw.print(" (uid="); 12161 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 12162 pw.println(")"); 12163 } else if (mRequiredVerifierPackage != null) { 12164 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 12165 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 12166 } 12167 } 12168 12169 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 12170 boolean printedHeader = false; 12171 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 12172 while (it.hasNext()) { 12173 String name = it.next(); 12174 SharedLibraryEntry ent = mSharedLibraries.get(name); 12175 if (!checkin) { 12176 if (!printedHeader) { 12177 if (dumpState.onTitlePrinted()) 12178 pw.println(); 12179 pw.println("Libraries:"); 12180 printedHeader = true; 12181 } 12182 pw.print(" "); 12183 } else { 12184 pw.print("lib,"); 12185 } 12186 pw.print(name); 12187 if (!checkin) { 12188 pw.print(" -> "); 12189 } 12190 if (ent.path != null) { 12191 if (!checkin) { 12192 pw.print("(jar) "); 12193 pw.print(ent.path); 12194 } else { 12195 pw.print(",jar,"); 12196 pw.print(ent.path); 12197 } 12198 } else { 12199 if (!checkin) { 12200 pw.print("(apk) "); 12201 pw.print(ent.apk); 12202 } else { 12203 pw.print(",apk,"); 12204 pw.print(ent.apk); 12205 } 12206 } 12207 pw.println(); 12208 } 12209 } 12210 12211 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 12212 if (dumpState.onTitlePrinted()) 12213 pw.println(); 12214 if (!checkin) { 12215 pw.println("Features:"); 12216 } 12217 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 12218 while (it.hasNext()) { 12219 String name = it.next(); 12220 if (!checkin) { 12221 pw.print(" "); 12222 } else { 12223 pw.print("feat,"); 12224 } 12225 pw.println(name); 12226 } 12227 } 12228 12229 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 12230 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 12231 : "Activity Resolver Table:", " ", packageName, 12232 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12233 dumpState.setTitlePrinted(true); 12234 } 12235 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 12236 : "Receiver Resolver Table:", " ", packageName, 12237 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12238 dumpState.setTitlePrinted(true); 12239 } 12240 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 12241 : "Service Resolver Table:", " ", packageName, 12242 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12243 dumpState.setTitlePrinted(true); 12244 } 12245 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 12246 : "Provider Resolver Table:", " ", packageName, 12247 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 12248 dumpState.setTitlePrinted(true); 12249 } 12250 } 12251 12252 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 12253 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12254 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12255 int user = mSettings.mPreferredActivities.keyAt(i); 12256 if (pir.dump(pw, 12257 dumpState.getTitlePrinted() 12258 ? "\nPreferred Activities User " + user + ":" 12259 : "Preferred Activities User " + user + ":", " ", 12260 packageName, true)) { 12261 dumpState.setTitlePrinted(true); 12262 } 12263 } 12264 } 12265 12266 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 12267 pw.flush(); 12268 FileOutputStream fout = new FileOutputStream(fd); 12269 BufferedOutputStream str = new BufferedOutputStream(fout); 12270 XmlSerializer serializer = new FastXmlSerializer(); 12271 try { 12272 serializer.setOutput(str, "utf-8"); 12273 serializer.startDocument(null, true); 12274 serializer.setFeature( 12275 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 12276 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 12277 serializer.endDocument(); 12278 serializer.flush(); 12279 } catch (IllegalArgumentException e) { 12280 pw.println("Failed writing: " + e); 12281 } catch (IllegalStateException e) { 12282 pw.println("Failed writing: " + e); 12283 } catch (IOException e) { 12284 pw.println("Failed writing: " + e); 12285 } 12286 } 12287 12288 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 12289 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 12290 } 12291 12292 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 12293 boolean printedSomething = false; 12294 for (PackageParser.Provider p : mProviders.mProviders.values()) { 12295 if (packageName != null && !packageName.equals(p.info.packageName)) { 12296 continue; 12297 } 12298 if (!printedSomething) { 12299 if (dumpState.onTitlePrinted()) 12300 pw.println(); 12301 pw.println("Registered ContentProviders:"); 12302 printedSomething = true; 12303 } 12304 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 12305 pw.print(" "); pw.println(p.toString()); 12306 } 12307 printedSomething = false; 12308 for (Map.Entry<String, PackageParser.Provider> entry : 12309 mProvidersByAuthority.entrySet()) { 12310 PackageParser.Provider p = entry.getValue(); 12311 if (packageName != null && !packageName.equals(p.info.packageName)) { 12312 continue; 12313 } 12314 if (!printedSomething) { 12315 if (dumpState.onTitlePrinted()) 12316 pw.println(); 12317 pw.println("ContentProvider Authorities:"); 12318 printedSomething = true; 12319 } 12320 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 12321 pw.print(" "); pw.println(p.toString()); 12322 if (p.info != null && p.info.applicationInfo != null) { 12323 final String appInfo = p.info.applicationInfo.toString(); 12324 pw.print(" applicationInfo="); pw.println(appInfo); 12325 } 12326 } 12327 } 12328 12329 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 12330 mSettings.mKeySetManagerService.dump(pw, packageName, dumpState); 12331 } 12332 12333 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 12334 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 12335 } 12336 12337 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 12338 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 12339 } 12340 12341 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 12342 if (dumpState.onTitlePrinted()) 12343 pw.println(); 12344 mSettings.dumpReadMessagesLPr(pw, dumpState); 12345 12346 pw.println(); 12347 pw.println("Package warning messages:"); 12348 final File fname = getSettingsProblemFile(); 12349 FileInputStream in = null; 12350 try { 12351 in = new FileInputStream(fname); 12352 final int avail = in.available(); 12353 final byte[] data = new byte[avail]; 12354 in.read(data); 12355 pw.print(new String(data)); 12356 } catch (FileNotFoundException e) { 12357 } catch (IOException e) { 12358 } finally { 12359 if (in != null) { 12360 try { 12361 in.close(); 12362 } catch (IOException e) { 12363 } 12364 } 12365 } 12366 } 12367 } 12368 } 12369 12370 // ------- apps on sdcard specific code ------- 12371 static final boolean DEBUG_SD_INSTALL = false; 12372 12373 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 12374 12375 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 12376 12377 private boolean mMediaMounted = false; 12378 12379 private String getEncryptKey() { 12380 try { 12381 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 12382 SD_ENCRYPTION_KEYSTORE_NAME); 12383 if (sdEncKey == null) { 12384 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 12385 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 12386 if (sdEncKey == null) { 12387 Slog.e(TAG, "Failed to create encryption keys"); 12388 return null; 12389 } 12390 } 12391 return sdEncKey; 12392 } catch (NoSuchAlgorithmException nsae) { 12393 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 12394 return null; 12395 } catch (IOException ioe) { 12396 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 12397 return null; 12398 } 12399 12400 } 12401 12402 /* package */static String getTempContainerId() { 12403 int tmpIdx = 1; 12404 String list[] = PackageHelper.getSecureContainerList(); 12405 if (list != null) { 12406 for (final String name : list) { 12407 // Ignore null and non-temporary container entries 12408 if (name == null || !name.startsWith(mTempContainerPrefix)) { 12409 continue; 12410 } 12411 12412 String subStr = name.substring(mTempContainerPrefix.length()); 12413 try { 12414 int cid = Integer.parseInt(subStr); 12415 if (cid >= tmpIdx) { 12416 tmpIdx = cid + 1; 12417 } 12418 } catch (NumberFormatException e) { 12419 } 12420 } 12421 } 12422 return mTempContainerPrefix + tmpIdx; 12423 } 12424 12425 /* 12426 * Update media status on PackageManager. 12427 */ 12428 @Override 12429 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 12430 int callingUid = Binder.getCallingUid(); 12431 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 12432 throw new SecurityException("Media status can only be updated by the system"); 12433 } 12434 // reader; this apparently protects mMediaMounted, but should probably 12435 // be a different lock in that case. 12436 synchronized (mPackages) { 12437 Log.i(TAG, "Updating external media status from " 12438 + (mMediaMounted ? "mounted" : "unmounted") + " to " 12439 + (mediaStatus ? "mounted" : "unmounted")); 12440 if (DEBUG_SD_INSTALL) 12441 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 12442 + ", mMediaMounted=" + mMediaMounted); 12443 if (mediaStatus == mMediaMounted) { 12444 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 12445 : 0, -1); 12446 mHandler.sendMessage(msg); 12447 return; 12448 } 12449 mMediaMounted = mediaStatus; 12450 } 12451 // Queue up an async operation since the package installation may take a 12452 // little while. 12453 mHandler.post(new Runnable() { 12454 public void run() { 12455 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 12456 } 12457 }); 12458 } 12459 12460 /** 12461 * Called by MountService when the initial ASECs to scan are available. 12462 * Should block until all the ASEC containers are finished being scanned. 12463 */ 12464 public void scanAvailableAsecs() { 12465 updateExternalMediaStatusInner(true, false, false); 12466 if (mShouldRestoreconData) { 12467 SELinuxMMAC.setRestoreconDone(); 12468 mShouldRestoreconData = false; 12469 } 12470 } 12471 12472 /* 12473 * Collect information of applications on external media, map them against 12474 * existing containers and update information based on current mount status. 12475 * Please note that we always have to report status if reportStatus has been 12476 * set to true especially when unloading packages. 12477 */ 12478 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 12479 boolean externalStorage) { 12480 // Collection of uids 12481 int uidArr[] = null; 12482 // Collection of stale containers 12483 HashSet<String> removeCids = new HashSet<String>(); 12484 // Collection of packages on external media with valid containers. 12485 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 12486 // Get list of secure containers. 12487 final String list[] = PackageHelper.getSecureContainerList(); 12488 if (list == null || list.length == 0) { 12489 Log.i(TAG, "No secure containers on sdcard"); 12490 } else { 12491 // Process list of secure containers and categorize them 12492 // as active or stale based on their package internal state. 12493 int uidList[] = new int[list.length]; 12494 int num = 0; 12495 // reader 12496 synchronized (mPackages) { 12497 for (String cid : list) { 12498 if (DEBUG_SD_INSTALL) 12499 Log.i(TAG, "Processing container " + cid); 12500 String pkgName = getAsecPackageName(cid); 12501 if (pkgName == null) { 12502 if (DEBUG_SD_INSTALL) 12503 Log.i(TAG, "Container : " + cid + " stale"); 12504 removeCids.add(cid); 12505 continue; 12506 } 12507 if (DEBUG_SD_INSTALL) 12508 Log.i(TAG, "Looking for pkg : " + pkgName); 12509 12510 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12511 if (ps == null) { 12512 Log.i(TAG, "Deleting container with no matching settings " + cid); 12513 removeCids.add(cid); 12514 continue; 12515 } 12516 12517 /* 12518 * Skip packages that are not external if we're unmounting 12519 * external storage. 12520 */ 12521 if (externalStorage && !isMounted && !isExternal(ps)) { 12522 continue; 12523 } 12524 12525 final AsecInstallArgs args = new AsecInstallArgs(cid, 12526 getAppInstructionSetFromSettings(ps), 12527 isForwardLocked(ps)); 12528 // The package status is changed only if the code path 12529 // matches between settings and the container id. 12530 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 12531 if (DEBUG_SD_INSTALL) { 12532 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 12533 + " at code path: " + ps.codePathString); 12534 } 12535 12536 // We do have a valid package installed on sdcard 12537 processCids.put(args, ps.codePathString); 12538 final int uid = ps.appId; 12539 if (uid != -1) { 12540 uidList[num++] = uid; 12541 } 12542 } else { 12543 Log.i(TAG, "Deleting stale container for " + cid); 12544 removeCids.add(cid); 12545 } 12546 } 12547 } 12548 12549 if (num > 0) { 12550 // Sort uid list 12551 Arrays.sort(uidList, 0, num); 12552 // Throw away duplicates 12553 uidArr = new int[num]; 12554 uidArr[0] = uidList[0]; 12555 int di = 0; 12556 for (int i = 1; i < num; i++) { 12557 if (uidList[i - 1] != uidList[i]) { 12558 uidArr[di++] = uidList[i]; 12559 } 12560 } 12561 } 12562 } 12563 // Process packages with valid entries. 12564 if (isMounted) { 12565 if (DEBUG_SD_INSTALL) 12566 Log.i(TAG, "Loading packages"); 12567 loadMediaPackages(processCids, uidArr, removeCids); 12568 startCleaningPackages(); 12569 } else { 12570 if (DEBUG_SD_INSTALL) 12571 Log.i(TAG, "Unloading packages"); 12572 unloadMediaPackages(processCids, uidArr, reportStatus); 12573 } 12574 } 12575 12576 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 12577 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 12578 int size = pkgList.size(); 12579 if (size > 0) { 12580 // Send broadcasts here 12581 Bundle extras = new Bundle(); 12582 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 12583 .toArray(new String[size])); 12584 if (uidArr != null) { 12585 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 12586 } 12587 if (replacing) { 12588 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 12589 } 12590 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 12591 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 12592 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 12593 } 12594 } 12595 12596 /* 12597 * Look at potentially valid container ids from processCids If package 12598 * information doesn't match the one on record or package scanning fails, 12599 * the cid is added to list of removeCids. We currently don't delete stale 12600 * containers. 12601 */ 12602 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12603 HashSet<String> removeCids) { 12604 ArrayList<String> pkgList = new ArrayList<String>(); 12605 Set<AsecInstallArgs> keys = processCids.keySet(); 12606 boolean doGc = false; 12607 for (AsecInstallArgs args : keys) { 12608 String codePath = processCids.get(args); 12609 if (DEBUG_SD_INSTALL) 12610 Log.i(TAG, "Loading container : " + args.cid); 12611 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12612 try { 12613 // Make sure there are no container errors first. 12614 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 12615 Slog.e(TAG, "Failed to mount cid : " + args.cid 12616 + " when installing from sdcard"); 12617 continue; 12618 } 12619 // Check code path here. 12620 if (codePath == null || !codePath.equals(args.getCodePath())) { 12621 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 12622 + " does not match one in settings " + codePath); 12623 continue; 12624 } 12625 // Parse package 12626 int parseFlags = mDefParseFlags; 12627 if (args.isExternal()) { 12628 parseFlags |= PackageParser.PARSE_ON_SDCARD; 12629 } 12630 if (args.isFwdLocked()) { 12631 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 12632 } 12633 12634 doGc = true; 12635 synchronized (mInstallLock) { 12636 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 12637 0, 0, null, null); 12638 // Scan the package 12639 if (pkg != null) { 12640 /* 12641 * TODO why is the lock being held? doPostInstall is 12642 * called in other places without the lock. This needs 12643 * to be straightened out. 12644 */ 12645 // writer 12646 synchronized (mPackages) { 12647 retCode = PackageManager.INSTALL_SUCCEEDED; 12648 pkgList.add(pkg.packageName); 12649 // Post process args 12650 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 12651 pkg.applicationInfo.uid); 12652 } 12653 } else { 12654 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 12655 } 12656 } 12657 12658 } finally { 12659 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 12660 // Don't destroy container here. Wait till gc clears things 12661 // up. 12662 removeCids.add(args.cid); 12663 } 12664 } 12665 } 12666 // writer 12667 synchronized (mPackages) { 12668 // If the platform SDK has changed since the last time we booted, 12669 // we need to re-grant app permission to catch any new ones that 12670 // appear. This is really a hack, and means that apps can in some 12671 // cases get permissions that the user didn't initially explicitly 12672 // allow... it would be nice to have some better way to handle 12673 // this situation. 12674 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 12675 if (regrantPermissions) 12676 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 12677 + mSdkVersion + "; regranting permissions for external storage"); 12678 mSettings.mExternalSdkPlatform = mSdkVersion; 12679 12680 // Make sure group IDs have been assigned, and any permission 12681 // changes in other apps are accounted for 12682 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 12683 | (regrantPermissions 12684 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 12685 : 0)); 12686 12687 mSettings.updateExternalDatabaseVersion(); 12688 12689 // can downgrade to reader 12690 // Persist settings 12691 mSettings.writeLPr(); 12692 } 12693 // Send a broadcast to let everyone know we are done processing 12694 if (pkgList.size() > 0) { 12695 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12696 } 12697 // Force gc to avoid any stale parser references that we might have. 12698 if (doGc) { 12699 Runtime.getRuntime().gc(); 12700 } 12701 // List stale containers and destroy stale temporary containers. 12702 if (removeCids != null) { 12703 for (String cid : removeCids) { 12704 if (cid.startsWith(mTempContainerPrefix)) { 12705 Log.i(TAG, "Destroying stale temporary container " + cid); 12706 PackageHelper.destroySdDir(cid); 12707 } else { 12708 Log.w(TAG, "Container " + cid + " is stale"); 12709 } 12710 } 12711 } 12712 } 12713 12714 /* 12715 * Utility method to unload a list of specified containers 12716 */ 12717 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 12718 // Just unmount all valid containers. 12719 for (AsecInstallArgs arg : cidArgs) { 12720 synchronized (mInstallLock) { 12721 arg.doPostDeleteLI(false); 12722 } 12723 } 12724 } 12725 12726 /* 12727 * Unload packages mounted on external media. This involves deleting package 12728 * data from internal structures, sending broadcasts about diabled packages, 12729 * gc'ing to free up references, unmounting all secure containers 12730 * corresponding to packages on external media, and posting a 12731 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 12732 * that we always have to post this message if status has been requested no 12733 * matter what. 12734 */ 12735 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 12736 final boolean reportStatus) { 12737 if (DEBUG_SD_INSTALL) 12738 Log.i(TAG, "unloading media packages"); 12739 ArrayList<String> pkgList = new ArrayList<String>(); 12740 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 12741 final Set<AsecInstallArgs> keys = processCids.keySet(); 12742 for (AsecInstallArgs args : keys) { 12743 String pkgName = args.getPackageName(); 12744 if (DEBUG_SD_INSTALL) 12745 Log.i(TAG, "Trying to unload pkg : " + pkgName); 12746 // Delete package internally 12747 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 12748 synchronized (mInstallLock) { 12749 boolean res = deletePackageLI(pkgName, null, false, null, null, 12750 PackageManager.DELETE_KEEP_DATA, outInfo, false); 12751 if (res) { 12752 pkgList.add(pkgName); 12753 } else { 12754 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 12755 failedList.add(args); 12756 } 12757 } 12758 } 12759 12760 // reader 12761 synchronized (mPackages) { 12762 // We didn't update the settings after removing each package; 12763 // write them now for all packages. 12764 mSettings.writeLPr(); 12765 } 12766 12767 // We have to absolutely send UPDATED_MEDIA_STATUS only 12768 // after confirming that all the receivers processed the ordered 12769 // broadcast when packages get disabled, force a gc to clean things up. 12770 // and unload all the containers. 12771 if (pkgList.size() > 0) { 12772 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 12773 new IIntentReceiver.Stub() { 12774 public void performReceive(Intent intent, int resultCode, String data, 12775 Bundle extras, boolean ordered, boolean sticky, 12776 int sendingUser) throws RemoteException { 12777 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 12778 reportStatus ? 1 : 0, 1, keys); 12779 mHandler.sendMessage(msg); 12780 } 12781 }); 12782 } else { 12783 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 12784 keys); 12785 mHandler.sendMessage(msg); 12786 } 12787 } 12788 12789 /** Binder call */ 12790 @Override 12791 public void movePackage(final String packageName, final IPackageMoveObserver observer, 12792 final int flags) { 12793 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 12794 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 12795 int returnCode = PackageManager.MOVE_SUCCEEDED; 12796 int currFlags = 0; 12797 int newFlags = 0; 12798 // reader 12799 synchronized (mPackages) { 12800 PackageParser.Package pkg = mPackages.get(packageName); 12801 if (pkg == null) { 12802 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12803 } else { 12804 // Disable moving fwd locked apps and system packages 12805 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 12806 Slog.w(TAG, "Cannot move system application"); 12807 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 12808 } else if (pkg.mOperationPending) { 12809 Slog.w(TAG, "Attempt to move package which has pending operations"); 12810 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 12811 } else { 12812 // Find install location first 12813 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 12814 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 12815 Slog.w(TAG, "Ambigous flags specified for move location."); 12816 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12817 } else { 12818 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 12819 : PackageManager.INSTALL_INTERNAL; 12820 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 12821 : PackageManager.INSTALL_INTERNAL; 12822 12823 if (newFlags == currFlags) { 12824 Slog.w(TAG, "No move required. Trying to move to same location"); 12825 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 12826 } else { 12827 if (isForwardLocked(pkg)) { 12828 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12829 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12830 } 12831 } 12832 } 12833 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12834 pkg.mOperationPending = true; 12835 } 12836 } 12837 } 12838 12839 /* 12840 * TODO this next block probably shouldn't be inside the lock. We 12841 * can't guarantee these won't change after this is fired off 12842 * anyway. 12843 */ 12844 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12845 processPendingMove(new MoveParams(null, observer, 0, packageName, null, 12846 null, -1, user), 12847 returnCode); 12848 } else { 12849 Message msg = mHandler.obtainMessage(INIT_COPY); 12850 final String instructionSet = getAppInstructionSet(pkg.applicationInfo); 12851 InstallArgs srcArgs = createInstallArgsForExisting(currFlags, 12852 pkg.applicationInfo.sourceDir, pkg.applicationInfo.publicSourceDir, 12853 pkg.applicationInfo.nativeLibraryDir, instructionSet); 12854 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 12855 pkg.applicationInfo.dataDir, instructionSet, pkg.applicationInfo.uid, user); 12856 msg.obj = mp; 12857 mHandler.sendMessage(msg); 12858 } 12859 } 12860 } 12861 12862 private void processPendingMove(final MoveParams mp, final int currentStatus) { 12863 // Queue up an async operation since the package deletion may take a 12864 // little while. 12865 mHandler.post(new Runnable() { 12866 public void run() { 12867 // TODO fix this; this does nothing. 12868 mHandler.removeCallbacks(this); 12869 int returnCode = currentStatus; 12870 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 12871 int uidArr[] = null; 12872 ArrayList<String> pkgList = null; 12873 synchronized (mPackages) { 12874 PackageParser.Package pkg = mPackages.get(mp.packageName); 12875 if (pkg == null) { 12876 Slog.w(TAG, " Package " + mp.packageName 12877 + " doesn't exist. Aborting move"); 12878 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12879 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 12880 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 12881 + mp.srcArgs.getCodePath() + " to " 12882 + pkg.applicationInfo.sourceDir 12883 + " Aborting move and returning error"); 12884 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12885 } else { 12886 uidArr = new int[] { 12887 pkg.applicationInfo.uid 12888 }; 12889 pkgList = new ArrayList<String>(); 12890 pkgList.add(mp.packageName); 12891 } 12892 } 12893 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12894 // Send resources unavailable broadcast 12895 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 12896 // Update package code and resource paths 12897 synchronized (mInstallLock) { 12898 synchronized (mPackages) { 12899 PackageParser.Package pkg = mPackages.get(mp.packageName); 12900 // Recheck for package again. 12901 if (pkg == null) { 12902 Slog.w(TAG, " Package " + mp.packageName 12903 + " doesn't exist. Aborting move"); 12904 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12905 } else if (!mp.srcArgs.getCodePath().equals( 12906 pkg.applicationInfo.sourceDir)) { 12907 Slog.w(TAG, "Package " + mp.packageName 12908 + " code path changed from " + mp.srcArgs.getCodePath() 12909 + " to " + pkg.applicationInfo.sourceDir 12910 + " Aborting move and returning error"); 12911 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12912 } else { 12913 final String oldCodePath = pkg.codePath; 12914 final String newCodePath = mp.targetArgs.getCodePath(); 12915 final String newResPath = mp.targetArgs.getResourcePath(); 12916 final String newNativePath = mp.targetArgs 12917 .getNativeLibraryPath(); 12918 12919 final File newNativeDir = new File(newNativePath); 12920 12921 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 12922 NativeLibraryHelper.Handle handle = null; 12923 try { 12924 handle = NativeLibraryHelper.Handle.create( 12925 new File(newCodePath)); 12926 final int abi = NativeLibraryHelper.findSupportedAbi( 12927 handle, Build.SUPPORTED_ABIS); 12928 if (abi >= 0) { 12929 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 12930 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 12931 } 12932 } catch (IOException ioe) { 12933 Slog.w(TAG, "Unable to extract native libs for package :" 12934 + mp.packageName, ioe); 12935 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12936 } finally { 12937 IoUtils.closeQuietly(handle); 12938 } 12939 } 12940 final int[] users = sUserManager.getUserIds(); 12941 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12942 for (int user : users) { 12943 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 12944 newNativePath, user) < 0) { 12945 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12946 } 12947 } 12948 } 12949 12950 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12951 pkg.codePath = newCodePath; 12952 pkg.baseCodePath = newCodePath; 12953 // Move dex files around 12954 if (moveDexFilesLI(oldCodePath, pkg) != PackageManager.INSTALL_SUCCEEDED) { 12955 // Moving of dex files failed. Set 12956 // error code and abort move. 12957 pkg.codePath = oldCodePath; 12958 pkg.baseCodePath = oldCodePath; 12959 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12960 } 12961 } 12962 12963 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12964 pkg.applicationInfo.sourceDir = newCodePath; 12965 pkg.applicationInfo.publicSourceDir = newResPath; 12966 pkg.applicationInfo.nativeLibraryDir = newNativePath; 12967 PackageSetting ps = (PackageSetting) pkg.mExtras; 12968 ps.codePath = new File(pkg.applicationInfo.sourceDir); 12969 ps.codePathString = ps.codePath.getPath(); 12970 ps.resourcePath = new File( 12971 pkg.applicationInfo.publicSourceDir); 12972 ps.resourcePathString = ps.resourcePath.getPath(); 12973 ps.nativeLibraryPathString = newNativePath; 12974 // Set the application info flag 12975 // correctly. 12976 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 12977 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12978 } else { 12979 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12980 } 12981 ps.setFlags(pkg.applicationInfo.flags); 12982 mAppDirs.remove(oldCodePath); 12983 mAppDirs.put(newCodePath, pkg); 12984 // Persist settings 12985 mSettings.writeLPr(); 12986 } 12987 } 12988 } 12989 } 12990 // Send resources available broadcast 12991 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12992 } 12993 } 12994 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12995 // Clean up failed installation 12996 if (mp.targetArgs != null) { 12997 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 12998 -1); 12999 } 13000 } else { 13001 // Force a gc to clear things up. 13002 Runtime.getRuntime().gc(); 13003 // Delete older code 13004 synchronized (mInstallLock) { 13005 mp.srcArgs.doPostDeleteLI(true); 13006 } 13007 } 13008 13009 // Allow more operations on this file if we didn't fail because 13010 // an operation was already pending for this package. 13011 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 13012 synchronized (mPackages) { 13013 PackageParser.Package pkg = mPackages.get(mp.packageName); 13014 if (pkg != null) { 13015 pkg.mOperationPending = false; 13016 } 13017 } 13018 } 13019 13020 IPackageMoveObserver observer = mp.observer; 13021 if (observer != null) { 13022 try { 13023 observer.packageMoved(mp.packageName, returnCode); 13024 } catch (RemoteException e) { 13025 Log.i(TAG, "Observer no longer exists."); 13026 } 13027 } 13028 } 13029 }); 13030 } 13031 13032 @Override 13033 public boolean setInstallLocation(int loc) { 13034 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 13035 null); 13036 if (getInstallLocation() == loc) { 13037 return true; 13038 } 13039 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 13040 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 13041 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 13042 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 13043 return true; 13044 } 13045 return false; 13046 } 13047 13048 @Override 13049 public int getInstallLocation() { 13050 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13051 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 13052 PackageHelper.APP_INSTALL_AUTO); 13053 } 13054 13055 /** Called by UserManagerService */ 13056 void cleanUpUserLILPw(int userHandle) { 13057 mDirtyUsers.remove(userHandle); 13058 mSettings.removeUserLPr(userHandle); 13059 mPendingBroadcasts.remove(userHandle); 13060 if (mInstaller != null) { 13061 // Technically, we shouldn't be doing this with the package lock 13062 // held. However, this is very rare, and there is already so much 13063 // other disk I/O going on, that we'll let it slide for now. 13064 mInstaller.removeUserDataDirs(userHandle); 13065 } 13066 mUserNeedsBadging.delete(userHandle); 13067 } 13068 13069 /** Called by UserManagerService */ 13070 void createNewUserLILPw(int userHandle, File path) { 13071 if (mInstaller != null) { 13072 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 13073 } 13074 } 13075 13076 @Override 13077 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 13078 mContext.enforceCallingOrSelfPermission( 13079 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13080 "Only package verification agents can read the verifier device identity"); 13081 13082 synchronized (mPackages) { 13083 return mSettings.getVerifierDeviceIdentityLPw(); 13084 } 13085 } 13086 13087 @Override 13088 public void setPermissionEnforced(String permission, boolean enforced) { 13089 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 13090 if (READ_EXTERNAL_STORAGE.equals(permission)) { 13091 synchronized (mPackages) { 13092 if (mSettings.mReadExternalStorageEnforced == null 13093 || mSettings.mReadExternalStorageEnforced != enforced) { 13094 mSettings.mReadExternalStorageEnforced = enforced; 13095 mSettings.writeLPr(); 13096 } 13097 } 13098 // kill any non-foreground processes so we restart them and 13099 // grant/revoke the GID. 13100 final IActivityManager am = ActivityManagerNative.getDefault(); 13101 if (am != null) { 13102 final long token = Binder.clearCallingIdentity(); 13103 try { 13104 am.killProcessesBelowForeground("setPermissionEnforcement"); 13105 } catch (RemoteException e) { 13106 } finally { 13107 Binder.restoreCallingIdentity(token); 13108 } 13109 } 13110 } else { 13111 throw new IllegalArgumentException("No selective enforcement for " + permission); 13112 } 13113 } 13114 13115 @Override 13116 @Deprecated 13117 public boolean isPermissionEnforced(String permission) { 13118 return true; 13119 } 13120 13121 @Override 13122 public boolean isStorageLow() { 13123 final long token = Binder.clearCallingIdentity(); 13124 try { 13125 final DeviceStorageMonitorInternal 13126 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13127 if (dsm != null) { 13128 return dsm.isMemoryLow(); 13129 } else { 13130 return false; 13131 } 13132 } finally { 13133 Binder.restoreCallingIdentity(token); 13134 } 13135 } 13136 13137 @Override 13138 public IPackageInstaller getPackageInstaller() { 13139 return mInstallerService; 13140 } 13141 13142 private boolean userNeedsBadging(int userId) { 13143 int index = mUserNeedsBadging.indexOfKey(userId); 13144 if (index < 0) { 13145 final UserInfo userInfo; 13146 final long token = Binder.clearCallingIdentity(); 13147 try { 13148 userInfo = sUserManager.getUserInfo(userId); 13149 } finally { 13150 Binder.restoreCallingIdentity(token); 13151 } 13152 final boolean b; 13153 if (userInfo != null && userInfo.isManagedProfile()) { 13154 b = true; 13155 } else { 13156 b = false; 13157 } 13158 mUserNeedsBadging.put(userId, b); 13159 return b; 13160 } 13161 return mUserNeedsBadging.valueAt(index); 13162 } 13163} 13164