PackageManagerService.java revision 07c79fcc7f2538e849a3f9961abb81df72b8d0a4
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static com.android.internal.util.ArrayUtils.appendInt; 27import static com.android.internal.util.ArrayUtils.removeInt; 28import static libcore.io.OsConstants.S_IRWXU; 29import static libcore.io.OsConstants.S_IRGRP; 30import static libcore.io.OsConstants.S_IXGRP; 31import static libcore.io.OsConstants.S_IROTH; 32import static libcore.io.OsConstants.S_IXOTH; 33 34import com.android.internal.app.IMediaContainerService; 35import com.android.internal.app.ResolverActivity; 36import com.android.internal.content.NativeLibraryHelper; 37import com.android.internal.content.PackageHelper; 38import com.android.internal.util.FastPrintWriter; 39import com.android.internal.util.FastXmlSerializer; 40import com.android.internal.util.XmlUtils; 41import com.android.server.EventLogTags; 42import com.android.server.IntentResolver; 43import com.android.server.ServiceThread; 44 45import com.android.server.LocalServices; 46import com.android.server.Watchdog; 47import org.xmlpull.v1.XmlPullParser; 48import org.xmlpull.v1.XmlPullParserException; 49import org.xmlpull.v1.XmlSerializer; 50 51import android.app.ActivityManager; 52import android.app.ActivityManagerNative; 53import android.app.IActivityManager; 54import android.app.admin.IDevicePolicyManager; 55import android.app.backup.IBackupManager; 56import android.content.BroadcastReceiver; 57import android.content.ComponentName; 58import android.content.Context; 59import android.content.IIntentReceiver; 60import android.content.Intent; 61import android.content.IntentFilter; 62import android.content.IntentSender; 63import android.content.IntentSender.SendIntentException; 64import android.content.ServiceConnection; 65import android.content.pm.ActivityInfo; 66import android.content.pm.ApplicationInfo; 67import android.content.pm.ContainerEncryptionParams; 68import android.content.pm.FeatureInfo; 69import android.content.pm.IPackageDataObserver; 70import android.content.pm.IPackageDeleteObserver; 71import android.content.pm.IPackageInstallObserver; 72import android.content.pm.IPackageInstallObserver2; 73import android.content.pm.IPackageManager; 74import android.content.pm.IPackageMoveObserver; 75import android.content.pm.IPackageStatsObserver; 76import android.content.pm.InstrumentationInfo; 77import android.content.pm.ManifestDigest; 78import android.content.pm.PackageCleanItem; 79import android.content.pm.PackageInfo; 80import android.content.pm.PackageInfoLite; 81import android.content.pm.PackageManager; 82import android.content.pm.PackageParser; 83import android.content.pm.PackageParser.ActivityIntentInfo; 84import android.content.pm.PackageStats; 85import android.content.pm.PackageUserState; 86import android.content.pm.ParceledListSlice; 87import android.content.pm.PermissionGroupInfo; 88import android.content.pm.PermissionInfo; 89import android.content.pm.ProviderInfo; 90import android.content.pm.ResolveInfo; 91import android.content.pm.ServiceInfo; 92import android.content.pm.Signature; 93import android.content.pm.VerificationParams; 94import android.content.pm.VerifierDeviceIdentity; 95import android.content.pm.VerifierInfo; 96import android.content.res.Resources; 97import android.hardware.display.DisplayManager; 98import android.net.Uri; 99import android.os.Binder; 100import android.os.Build; 101import android.os.Bundle; 102import android.os.Environment; 103import android.os.Environment.UserEnvironment; 104import android.os.FileObserver; 105import android.os.FileUtils; 106import android.os.Handler; 107import android.os.HandlerThread; 108import android.os.IBinder; 109import android.os.Looper; 110import android.os.Message; 111import android.os.Parcel; 112import android.os.ParcelFileDescriptor; 113import android.os.Process; 114import android.os.RemoteException; 115import android.os.SELinux; 116import android.os.ServiceManager; 117import android.os.SystemClock; 118import android.os.SystemProperties; 119import android.os.UserHandle; 120import android.os.UserManager; 121import android.security.KeyStore; 122import android.security.SystemKeyStore; 123import android.text.TextUtils; 124import android.util.DisplayMetrics; 125import android.util.EventLog; 126import android.util.Log; 127import android.util.LogPrinter; 128import android.util.PrintStreamPrinter; 129import android.util.Slog; 130import android.util.SparseArray; 131import android.util.Xml; 132import android.view.Display; 133 134import java.io.BufferedOutputStream; 135import java.io.File; 136import java.io.FileDescriptor; 137import java.io.FileInputStream; 138import java.io.FileNotFoundException; 139import java.io.FileOutputStream; 140import java.io.FileReader; 141import java.io.FilenameFilter; 142import java.io.IOException; 143import java.io.PrintWriter; 144import java.security.NoSuchAlgorithmException; 145import java.security.PublicKey; 146import java.security.cert.CertificateException; 147import java.text.SimpleDateFormat; 148import java.util.ArrayList; 149import java.util.Arrays; 150import java.util.Collection; 151import java.util.Collections; 152import java.util.Comparator; 153import java.util.Date; 154import java.util.HashMap; 155import java.util.HashSet; 156import java.util.Iterator; 157import java.util.List; 158import java.util.Map; 159import java.util.Set; 160 161import libcore.io.ErrnoException; 162import libcore.io.IoUtils; 163import libcore.io.Libcore; 164import libcore.io.StructStat; 165 166import com.android.internal.R; 167import com.android.server.storage.DeviceStorageMonitorInternal; 168 169/** 170 * Keep track of all those .apks everywhere. 171 * 172 * This is very central to the platform's security; please run the unit 173 * tests whenever making modifications here: 174 * 175mmm frameworks/base/tests/AndroidTests 176adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 177adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 178 * 179 * {@hide} 180 */ 181public class PackageManagerService extends IPackageManager.Stub { 182 static final String TAG = "PackageManager"; 183 static final boolean DEBUG_SETTINGS = false; 184 static final boolean DEBUG_PREFERRED = false; 185 static final boolean DEBUG_UPGRADE = false; 186 private static final boolean DEBUG_INSTALL = false; 187 private static final boolean DEBUG_REMOVE = false; 188 private static final boolean DEBUG_BROADCASTS = false; 189 private static final boolean DEBUG_SHOW_INFO = false; 190 private static final boolean DEBUG_PACKAGE_INFO = false; 191 private static final boolean DEBUG_INTENT_MATCHING = false; 192 private static final boolean DEBUG_PACKAGE_SCANNING = false; 193 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 194 private static final boolean DEBUG_VERIFY = false; 195 196 private static final int RADIO_UID = Process.PHONE_UID; 197 private static final int LOG_UID = Process.LOG_UID; 198 private static final int NFC_UID = Process.NFC_UID; 199 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 200 private static final int SHELL_UID = Process.SHELL_UID; 201 202 // Cap the size of permission trees that 3rd party apps can define 203 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 204 205 private static final int REMOVE_EVENTS = 206 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 207 private static final int ADD_EVENTS = 208 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 209 210 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 211 // Suffix used during package installation when copying/moving 212 // package apks to install directory. 213 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 214 215 static final int SCAN_MONITOR = 1<<0; 216 static final int SCAN_NO_DEX = 1<<1; 217 static final int SCAN_FORCE_DEX = 1<<2; 218 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 219 static final int SCAN_NEW_INSTALL = 1<<4; 220 static final int SCAN_NO_PATHS = 1<<5; 221 static final int SCAN_UPDATE_TIME = 1<<6; 222 static final int SCAN_DEFER_DEX = 1<<7; 223 static final int SCAN_BOOTING = 1<<8; 224 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 225 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 226 227 static final int REMOVE_CHATTY = 1<<16; 228 229 /** 230 * Timeout (in milliseconds) after which the watchdog should declare that 231 * our handler thread is wedged. The usual default for such things is one 232 * minute but we sometimes do very lengthy I/O operations on this thread, 233 * such as installing multi-gigabyte applications, so ours needs to be longer. 234 */ 235 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 236 237 /** 238 * Whether verification is enabled by default. 239 */ 240 private static final boolean DEFAULT_VERIFY_ENABLE = true; 241 242 /** 243 * The default maximum time to wait for the verification agent to return in 244 * milliseconds. 245 */ 246 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 247 248 /** 249 * The default response for package verification timeout. 250 * 251 * This can be either PackageManager.VERIFICATION_ALLOW or 252 * PackageManager.VERIFICATION_REJECT. 253 */ 254 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 255 256 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 257 258 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 259 DEFAULT_CONTAINER_PACKAGE, 260 "com.android.defcontainer.DefaultContainerService"); 261 262 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 263 264 private static final String LIB_DIR_NAME = "lib"; 265 private static final String LIB64_DIR_NAME = "lib64"; 266 267 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 268 269 static final String mTempContainerPrefix = "smdl2tmp"; 270 271 final ServiceThread mHandlerThread; 272 273 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 274 private static final String IDMAP_SUFFIX = "@idmap"; 275 276 final PackageHandler mHandler; 277 278 final int mSdkVersion = Build.VERSION.SDK_INT; 279 final String mSdkCodename = "REL".equals(Build.VERSION.CODENAME) 280 ? null : Build.VERSION.CODENAME; 281 282 final Context mContext; 283 final boolean mFactoryTest; 284 final boolean mOnlyCore; 285 final boolean mNoDexOpt; 286 final DisplayMetrics mMetrics; 287 final int mDefParseFlags; 288 final String[] mSeparateProcesses; 289 290 // This is where all application persistent data goes. 291 final File mAppDataDir; 292 293 // This is where all application persistent data goes for secondary users. 294 final File mUserAppDataDir; 295 296 /** The location for ASEC container files on internal storage. */ 297 final String mAsecInternalPath; 298 299 // This is the object monitoring the framework dir. 300 final FileObserver mFrameworkInstallObserver; 301 302 // This is the object monitoring the system app dir. 303 final FileObserver mSystemInstallObserver; 304 305 // This is the object monitoring the privileged system app dir. 306 final FileObserver mPrivilegedInstallObserver; 307 308 // This is the object monitoring the vendor app dir. 309 final FileObserver mVendorInstallObserver; 310 311 // This is the object monitoring the vendor overlay package dir. 312 final FileObserver mVendorOverlayInstallObserver; 313 314 // This is the object monitoring the OEM app dir. 315 final FileObserver mOemInstallObserver; 316 317 // This is the object monitoring mAppInstallDir. 318 final FileObserver mAppInstallObserver; 319 320 // This is the object monitoring mDrmAppPrivateInstallDir. 321 final FileObserver mDrmAppInstallObserver; 322 323 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 324 // LOCK HELD. Can be called with mInstallLock held. 325 final Installer mInstaller; 326 327 final File mAppInstallDir; 328 329 /** 330 * Directory to which applications installed internally have native 331 * libraries copied. 332 */ 333 private File mAppLibInstallDir; 334 335 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 336 // apps. 337 final File mDrmAppPrivateInstallDir; 338 339 // ---------------------------------------------------------------- 340 341 // Lock for state used when installing and doing other long running 342 // operations. Methods that must be called with this lock held have 343 // the suffix "LI". 344 final Object mInstallLock = new Object(); 345 346 // These are the directories in the 3rd party applications installed dir 347 // that we have currently loaded packages from. Keys are the application's 348 // installed zip file (absolute codePath), and values are Package. 349 final HashMap<String, PackageParser.Package> mAppDirs = 350 new HashMap<String, PackageParser.Package>(); 351 352 // Information for the parser to write more useful error messages. 353 int mLastScanError; 354 355 // ---------------------------------------------------------------- 356 357 // Keys are String (package name), values are Package. This also serves 358 // as the lock for the global state. Methods that must be called with 359 // this lock held have the prefix "LP". 360 final HashMap<String, PackageParser.Package> mPackages = 361 new HashMap<String, PackageParser.Package>(); 362 363 // Tracks available target package names -> overlay package paths. 364 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 365 new HashMap<String, HashMap<String, PackageParser.Package>>(); 366 367 final Settings mSettings; 368 boolean mRestoredSettings; 369 370 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 371 int[] mGlobalGids; 372 373 // These are the built-in uid -> permission mappings that were read from the 374 // etc/permissions.xml file. 375 final SparseArray<HashSet<String>> mSystemPermissions = 376 new SparseArray<HashSet<String>>(); 377 378 static final class SharedLibraryEntry { 379 final String path; 380 final String apk; 381 382 SharedLibraryEntry(String _path, String _apk) { 383 path = _path; 384 apk = _apk; 385 } 386 } 387 388 // These are the built-in shared libraries that were read from the 389 // etc/permissions.xml file. 390 final HashMap<String, SharedLibraryEntry> mSharedLibraries 391 = new HashMap<String, SharedLibraryEntry>(); 392 393 // Temporary for building the final shared libraries for an .apk. 394 String[] mTmpSharedLibraries = null; 395 396 // These are the features this devices supports that were read from the 397 // etc/permissions.xml file. 398 final HashMap<String, FeatureInfo> mAvailableFeatures = 399 new HashMap<String, FeatureInfo>(); 400 401 // If mac_permissions.xml was found for seinfo labeling. 402 boolean mFoundPolicyFile; 403 404 // If a recursive restorecon of /data/data/<pkg> is needed. 405 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 406 407 // All available activities, for your resolving pleasure. 408 final ActivityIntentResolver mActivities = 409 new ActivityIntentResolver(); 410 411 // All available receivers, for your resolving pleasure. 412 final ActivityIntentResolver mReceivers = 413 new ActivityIntentResolver(); 414 415 // All available services, for your resolving pleasure. 416 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 417 418 // All available providers, for your resolving pleasure. 419 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 420 421 // Mapping from provider base names (first directory in content URI codePath) 422 // to the provider information. 423 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 424 new HashMap<String, PackageParser.Provider>(); 425 426 // Mapping from instrumentation class names to info about them. 427 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 428 new HashMap<ComponentName, PackageParser.Instrumentation>(); 429 430 // Mapping from permission names to info about them. 431 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 432 new HashMap<String, PackageParser.PermissionGroup>(); 433 434 // Packages whose data we have transfered into another package, thus 435 // should no longer exist. 436 final HashSet<String> mTransferedPackages = new HashSet<String>(); 437 438 // Broadcast actions that are only available to the system. 439 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 440 441 /** List of packages waiting for verification. */ 442 final SparseArray<PackageVerificationState> mPendingVerification 443 = new SparseArray<PackageVerificationState>(); 444 445 HashSet<PackageParser.Package> mDeferredDexOpt = null; 446 447 /** Token for keys in mPendingVerification. */ 448 private int mPendingVerificationToken = 0; 449 450 boolean mSystemReady; 451 boolean mSafeMode; 452 boolean mHasSystemUidErrors; 453 454 ApplicationInfo mAndroidApplication; 455 final ActivityInfo mResolveActivity = new ActivityInfo(); 456 final ResolveInfo mResolveInfo = new ResolveInfo(); 457 ComponentName mResolveComponentName; 458 PackageParser.Package mPlatformPackage; 459 ComponentName mCustomResolverComponentName; 460 461 boolean mResolverReplaced = false; 462 463 // Set of pending broadcasts for aggregating enable/disable of components. 464 static class PendingPackageBroadcasts { 465 // for each user id, a map of <package name -> components within that package> 466 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 467 468 public PendingPackageBroadcasts() { 469 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 470 } 471 472 public ArrayList<String> get(int userId, String packageName) { 473 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 474 return packages.get(packageName); 475 } 476 477 public void put(int userId, String packageName, ArrayList<String> components) { 478 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 479 packages.put(packageName, components); 480 } 481 482 public void remove(int userId, String packageName) { 483 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 484 if (packages != null) { 485 packages.remove(packageName); 486 } 487 } 488 489 public void remove(int userId) { 490 mUidMap.remove(userId); 491 } 492 493 public int userIdCount() { 494 return mUidMap.size(); 495 } 496 497 public int userIdAt(int n) { 498 return mUidMap.keyAt(n); 499 } 500 501 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 502 return mUidMap.get(userId); 503 } 504 505 public int size() { 506 // total number of pending broadcast entries across all userIds 507 int num = 0; 508 for (int i = 0; i< mUidMap.size(); i++) { 509 num += mUidMap.valueAt(i).size(); 510 } 511 return num; 512 } 513 514 public void clear() { 515 mUidMap.clear(); 516 } 517 518 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 519 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 520 if (map == null) { 521 map = new HashMap<String, ArrayList<String>>(); 522 mUidMap.put(userId, map); 523 } 524 return map; 525 } 526 } 527 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 528 529 // Service Connection to remote media container service to copy 530 // package uri's from external media onto secure containers 531 // or internal storage. 532 private IMediaContainerService mContainerService = null; 533 534 static final int SEND_PENDING_BROADCAST = 1; 535 static final int MCS_BOUND = 3; 536 static final int END_COPY = 4; 537 static final int INIT_COPY = 5; 538 static final int MCS_UNBIND = 6; 539 static final int START_CLEANING_PACKAGE = 7; 540 static final int FIND_INSTALL_LOC = 8; 541 static final int POST_INSTALL = 9; 542 static final int MCS_RECONNECT = 10; 543 static final int MCS_GIVE_UP = 11; 544 static final int UPDATED_MEDIA_STATUS = 12; 545 static final int WRITE_SETTINGS = 13; 546 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 547 static final int PACKAGE_VERIFIED = 15; 548 static final int CHECK_PENDING_VERIFICATION = 16; 549 550 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 551 552 // Delay time in millisecs 553 static final int BROADCAST_DELAY = 10 * 1000; 554 555 static UserManagerService sUserManager; 556 557 // Stores a list of users whose package restrictions file needs to be updated 558 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 559 560 final private DefaultContainerConnection mDefContainerConn = 561 new DefaultContainerConnection(); 562 class DefaultContainerConnection implements ServiceConnection { 563 public void onServiceConnected(ComponentName name, IBinder service) { 564 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 565 IMediaContainerService imcs = 566 IMediaContainerService.Stub.asInterface(service); 567 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 568 } 569 570 public void onServiceDisconnected(ComponentName name) { 571 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 572 } 573 }; 574 575 // Recordkeeping of restore-after-install operations that are currently in flight 576 // between the Package Manager and the Backup Manager 577 class PostInstallData { 578 public InstallArgs args; 579 public PackageInstalledInfo res; 580 581 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 582 args = _a; 583 res = _r; 584 } 585 }; 586 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 587 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 588 589 private final String mRequiredVerifierPackage; 590 591 class PackageHandler extends Handler { 592 private boolean mBound = false; 593 final ArrayList<HandlerParams> mPendingInstalls = 594 new ArrayList<HandlerParams>(); 595 596 private boolean connectToService() { 597 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 598 " DefaultContainerService"); 599 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 600 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 601 if (mContext.bindServiceAsUser(service, mDefContainerConn, 602 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 603 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 604 mBound = true; 605 return true; 606 } 607 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 608 return false; 609 } 610 611 private void disconnectService() { 612 mContainerService = null; 613 mBound = false; 614 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 615 mContext.unbindService(mDefContainerConn); 616 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 617 } 618 619 PackageHandler(Looper looper) { 620 super(looper); 621 } 622 623 public void handleMessage(Message msg) { 624 try { 625 doHandleMessage(msg); 626 } finally { 627 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 628 } 629 } 630 631 void doHandleMessage(Message msg) { 632 switch (msg.what) { 633 case INIT_COPY: { 634 HandlerParams params = (HandlerParams) msg.obj; 635 int idx = mPendingInstalls.size(); 636 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 637 // If a bind was already initiated we dont really 638 // need to do anything. The pending install 639 // will be processed later on. 640 if (!mBound) { 641 // If this is the only one pending we might 642 // have to bind to the service again. 643 if (!connectToService()) { 644 Slog.e(TAG, "Failed to bind to media container service"); 645 params.serviceError(); 646 return; 647 } else { 648 // Once we bind to the service, the first 649 // pending request will be processed. 650 mPendingInstalls.add(idx, params); 651 } 652 } else { 653 mPendingInstalls.add(idx, params); 654 // Already bound to the service. Just make 655 // sure we trigger off processing the first request. 656 if (idx == 0) { 657 mHandler.sendEmptyMessage(MCS_BOUND); 658 } 659 } 660 break; 661 } 662 case MCS_BOUND: { 663 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 664 if (msg.obj != null) { 665 mContainerService = (IMediaContainerService) msg.obj; 666 } 667 if (mContainerService == null) { 668 // Something seriously wrong. Bail out 669 Slog.e(TAG, "Cannot bind to media container service"); 670 for (HandlerParams params : mPendingInstalls) { 671 // Indicate service bind error 672 params.serviceError(); 673 } 674 mPendingInstalls.clear(); 675 } else if (mPendingInstalls.size() > 0) { 676 HandlerParams params = mPendingInstalls.get(0); 677 if (params != null) { 678 if (params.startCopy()) { 679 // We are done... look for more work or to 680 // go idle. 681 if (DEBUG_SD_INSTALL) Log.i(TAG, 682 "Checking for more work or unbind..."); 683 // Delete pending install 684 if (mPendingInstalls.size() > 0) { 685 mPendingInstalls.remove(0); 686 } 687 if (mPendingInstalls.size() == 0) { 688 if (mBound) { 689 if (DEBUG_SD_INSTALL) Log.i(TAG, 690 "Posting delayed MCS_UNBIND"); 691 removeMessages(MCS_UNBIND); 692 Message ubmsg = obtainMessage(MCS_UNBIND); 693 // Unbind after a little delay, to avoid 694 // continual thrashing. 695 sendMessageDelayed(ubmsg, 10000); 696 } 697 } else { 698 // There are more pending requests in queue. 699 // Just post MCS_BOUND message to trigger processing 700 // of next pending install. 701 if (DEBUG_SD_INSTALL) Log.i(TAG, 702 "Posting MCS_BOUND for next work"); 703 mHandler.sendEmptyMessage(MCS_BOUND); 704 } 705 } 706 } 707 } else { 708 // Should never happen ideally. 709 Slog.w(TAG, "Empty queue"); 710 } 711 break; 712 } 713 case MCS_RECONNECT: { 714 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 715 if (mPendingInstalls.size() > 0) { 716 if (mBound) { 717 disconnectService(); 718 } 719 if (!connectToService()) { 720 Slog.e(TAG, "Failed to bind to media container service"); 721 for (HandlerParams params : mPendingInstalls) { 722 // Indicate service bind error 723 params.serviceError(); 724 } 725 mPendingInstalls.clear(); 726 } 727 } 728 break; 729 } 730 case MCS_UNBIND: { 731 // If there is no actual work left, then time to unbind. 732 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 733 734 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 735 if (mBound) { 736 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 737 738 disconnectService(); 739 } 740 } else if (mPendingInstalls.size() > 0) { 741 // There are more pending requests in queue. 742 // Just post MCS_BOUND message to trigger processing 743 // of next pending install. 744 mHandler.sendEmptyMessage(MCS_BOUND); 745 } 746 747 break; 748 } 749 case MCS_GIVE_UP: { 750 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 751 mPendingInstalls.remove(0); 752 break; 753 } 754 case SEND_PENDING_BROADCAST: { 755 String packages[]; 756 ArrayList<String> components[]; 757 int size = 0; 758 int uids[]; 759 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 760 synchronized (mPackages) { 761 if (mPendingBroadcasts == null) { 762 return; 763 } 764 size = mPendingBroadcasts.size(); 765 if (size <= 0) { 766 // Nothing to be done. Just return 767 return; 768 } 769 packages = new String[size]; 770 components = new ArrayList[size]; 771 uids = new int[size]; 772 int i = 0; // filling out the above arrays 773 774 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 775 int packageUserId = mPendingBroadcasts.userIdAt(n); 776 Iterator<Map.Entry<String, ArrayList<String>>> it 777 = mPendingBroadcasts.packagesForUserId(packageUserId) 778 .entrySet().iterator(); 779 while (it.hasNext() && i < size) { 780 Map.Entry<String, ArrayList<String>> ent = it.next(); 781 packages[i] = ent.getKey(); 782 components[i] = ent.getValue(); 783 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 784 uids[i] = (ps != null) 785 ? UserHandle.getUid(packageUserId, ps.appId) 786 : -1; 787 i++; 788 } 789 } 790 size = i; 791 mPendingBroadcasts.clear(); 792 } 793 // Send broadcasts 794 for (int i = 0; i < size; i++) { 795 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 796 } 797 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 798 break; 799 } 800 case START_CLEANING_PACKAGE: { 801 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 802 final String packageName = (String)msg.obj; 803 final int userId = msg.arg1; 804 final boolean andCode = msg.arg2 != 0; 805 synchronized (mPackages) { 806 if (userId == UserHandle.USER_ALL) { 807 int[] users = sUserManager.getUserIds(); 808 for (int user : users) { 809 mSettings.addPackageToCleanLPw( 810 new PackageCleanItem(user, packageName, andCode)); 811 } 812 } else { 813 mSettings.addPackageToCleanLPw( 814 new PackageCleanItem(userId, packageName, andCode)); 815 } 816 } 817 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 818 startCleaningPackages(); 819 } break; 820 case POST_INSTALL: { 821 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 822 PostInstallData data = mRunningInstalls.get(msg.arg1); 823 mRunningInstalls.delete(msg.arg1); 824 boolean deleteOld = false; 825 826 if (data != null) { 827 InstallArgs args = data.args; 828 PackageInstalledInfo res = data.res; 829 830 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 831 res.removedInfo.sendBroadcast(false, true, false); 832 Bundle extras = new Bundle(1); 833 extras.putInt(Intent.EXTRA_UID, res.uid); 834 // Determine the set of users who are adding this 835 // package for the first time vs. those who are seeing 836 // an update. 837 int[] firstUsers; 838 int[] updateUsers = new int[0]; 839 if (res.origUsers == null || res.origUsers.length == 0) { 840 firstUsers = res.newUsers; 841 } else { 842 firstUsers = new int[0]; 843 for (int i=0; i<res.newUsers.length; i++) { 844 int user = res.newUsers[i]; 845 boolean isNew = true; 846 for (int j=0; j<res.origUsers.length; j++) { 847 if (res.origUsers[j] == user) { 848 isNew = false; 849 break; 850 } 851 } 852 if (isNew) { 853 int[] newFirst = new int[firstUsers.length+1]; 854 System.arraycopy(firstUsers, 0, newFirst, 0, 855 firstUsers.length); 856 newFirst[firstUsers.length] = user; 857 firstUsers = newFirst; 858 } else { 859 int[] newUpdate = new int[updateUsers.length+1]; 860 System.arraycopy(updateUsers, 0, newUpdate, 0, 861 updateUsers.length); 862 newUpdate[updateUsers.length] = user; 863 updateUsers = newUpdate; 864 } 865 } 866 } 867 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 868 res.pkg.applicationInfo.packageName, 869 extras, null, null, firstUsers); 870 final boolean update = res.removedInfo.removedPackage != null; 871 if (update) { 872 extras.putBoolean(Intent.EXTRA_REPLACING, true); 873 } 874 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 875 res.pkg.applicationInfo.packageName, 876 extras, null, null, updateUsers); 877 if (update) { 878 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 879 res.pkg.applicationInfo.packageName, 880 extras, null, null, updateUsers); 881 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 882 null, null, 883 res.pkg.applicationInfo.packageName, null, updateUsers); 884 885 // treat asec-hosted packages like removable media on upgrade 886 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 887 if (DEBUG_INSTALL) { 888 Slog.i(TAG, "upgrading pkg " + res.pkg 889 + " is ASEC-hosted -> AVAILABLE"); 890 } 891 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 892 ArrayList<String> pkgList = new ArrayList<String>(1); 893 pkgList.add(res.pkg.applicationInfo.packageName); 894 sendResourcesChangedBroadcast(true, true, 895 pkgList,uidArray, null); 896 } 897 } 898 if (res.removedInfo.args != null) { 899 // Remove the replaced package's older resources safely now 900 deleteOld = true; 901 } 902 903 // Log current value of "unknown sources" setting 904 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 905 getUnknownSourcesSettings()); 906 } 907 // Force a gc to clear up things 908 Runtime.getRuntime().gc(); 909 // We delete after a gc for applications on sdcard. 910 if (deleteOld) { 911 synchronized (mInstallLock) { 912 res.removedInfo.args.doPostDeleteLI(true); 913 } 914 } 915 if (args.observer != null) { 916 try { 917 args.observer.packageInstalled(res.name, res.returnCode); 918 } catch (RemoteException e) { 919 Slog.i(TAG, "Observer no longer exists."); 920 } 921 } 922 if (args.observer2 != null) { 923 try { 924 Bundle extras = extrasForInstallResult(res); 925 args.observer2.packageInstalled(res.name, extras, res.returnCode); 926 } catch (RemoteException e) { 927 Slog.i(TAG, "Observer no longer exists."); 928 } 929 } 930 } else { 931 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 932 } 933 } break; 934 case UPDATED_MEDIA_STATUS: { 935 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 936 boolean reportStatus = msg.arg1 == 1; 937 boolean doGc = msg.arg2 == 1; 938 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 939 if (doGc) { 940 // Force a gc to clear up stale containers. 941 Runtime.getRuntime().gc(); 942 } 943 if (msg.obj != null) { 944 @SuppressWarnings("unchecked") 945 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 946 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 947 // Unload containers 948 unloadAllContainers(args); 949 } 950 if (reportStatus) { 951 try { 952 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 953 PackageHelper.getMountService().finishMediaUpdate(); 954 } catch (RemoteException e) { 955 Log.e(TAG, "MountService not running?"); 956 } 957 } 958 } break; 959 case WRITE_SETTINGS: { 960 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 961 synchronized (mPackages) { 962 removeMessages(WRITE_SETTINGS); 963 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 964 mSettings.writeLPr(); 965 mDirtyUsers.clear(); 966 } 967 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 968 } break; 969 case WRITE_PACKAGE_RESTRICTIONS: { 970 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 971 synchronized (mPackages) { 972 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 973 for (int userId : mDirtyUsers) { 974 mSettings.writePackageRestrictionsLPr(userId); 975 } 976 mDirtyUsers.clear(); 977 } 978 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 979 } break; 980 case CHECK_PENDING_VERIFICATION: { 981 final int verificationId = msg.arg1; 982 final PackageVerificationState state = mPendingVerification.get(verificationId); 983 984 if ((state != null) && !state.timeoutExtended()) { 985 final InstallArgs args = state.getInstallArgs(); 986 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 987 mPendingVerification.remove(verificationId); 988 989 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 990 991 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 992 Slog.i(TAG, "Continuing with installation of " 993 + args.packageURI.toString()); 994 state.setVerifierResponse(Binder.getCallingUid(), 995 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 996 broadcastPackageVerified(verificationId, args.packageURI, 997 PackageManager.VERIFICATION_ALLOW, 998 state.getInstallArgs().getUser()); 999 try { 1000 ret = args.copyApk(mContainerService, true); 1001 } catch (RemoteException e) { 1002 Slog.e(TAG, "Could not contact the ContainerService"); 1003 } 1004 } else { 1005 broadcastPackageVerified(verificationId, args.packageURI, 1006 PackageManager.VERIFICATION_REJECT, 1007 state.getInstallArgs().getUser()); 1008 } 1009 1010 processPendingInstall(args, ret); 1011 mHandler.sendEmptyMessage(MCS_UNBIND); 1012 } 1013 break; 1014 } 1015 case PACKAGE_VERIFIED: { 1016 final int verificationId = msg.arg1; 1017 1018 final PackageVerificationState state = mPendingVerification.get(verificationId); 1019 if (state == null) { 1020 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1021 break; 1022 } 1023 1024 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1025 1026 state.setVerifierResponse(response.callerUid, response.code); 1027 1028 if (state.isVerificationComplete()) { 1029 mPendingVerification.remove(verificationId); 1030 1031 final InstallArgs args = state.getInstallArgs(); 1032 1033 int ret; 1034 if (state.isInstallAllowed()) { 1035 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1036 broadcastPackageVerified(verificationId, args.packageURI, 1037 response.code, state.getInstallArgs().getUser()); 1038 try { 1039 ret = args.copyApk(mContainerService, true); 1040 } catch (RemoteException e) { 1041 Slog.e(TAG, "Could not contact the ContainerService"); 1042 } 1043 } else { 1044 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1045 } 1046 1047 processPendingInstall(args, ret); 1048 1049 mHandler.sendEmptyMessage(MCS_UNBIND); 1050 } 1051 1052 break; 1053 } 1054 } 1055 } 1056 } 1057 1058 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1059 Bundle extras = null; 1060 switch (res.returnCode) { 1061 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1062 extras = new Bundle(); 1063 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1064 res.origPermission); 1065 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1066 res.origPackage); 1067 break; 1068 } 1069 } 1070 return extras; 1071 } 1072 1073 void scheduleWriteSettingsLocked() { 1074 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1075 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1076 } 1077 } 1078 1079 void scheduleWritePackageRestrictionsLocked(int userId) { 1080 if (!sUserManager.exists(userId)) return; 1081 mDirtyUsers.add(userId); 1082 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1083 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1084 } 1085 } 1086 1087 public static final IPackageManager main(Context context, Installer installer, 1088 boolean factoryTest, boolean onlyCore) { 1089 PackageManagerService m = new PackageManagerService(context, installer, 1090 factoryTest, onlyCore); 1091 ServiceManager.addService("package", m); 1092 return m; 1093 } 1094 1095 static String[] splitString(String str, char sep) { 1096 int count = 1; 1097 int i = 0; 1098 while ((i=str.indexOf(sep, i)) >= 0) { 1099 count++; 1100 i++; 1101 } 1102 1103 String[] res = new String[count]; 1104 i=0; 1105 count = 0; 1106 int lastI=0; 1107 while ((i=str.indexOf(sep, i)) >= 0) { 1108 res[count] = str.substring(lastI, i); 1109 count++; 1110 i++; 1111 lastI = i; 1112 } 1113 res[count] = str.substring(lastI, str.length()); 1114 return res; 1115 } 1116 1117 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1118 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1119 Context.DISPLAY_SERVICE); 1120 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1121 } 1122 1123 public PackageManagerService(Context context, Installer installer, 1124 boolean factoryTest, boolean onlyCore) { 1125 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1126 SystemClock.uptimeMillis()); 1127 1128 if (mSdkVersion <= 0) { 1129 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1130 } 1131 1132 mContext = context; 1133 mFactoryTest = factoryTest; 1134 mOnlyCore = onlyCore; 1135 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1136 mMetrics = new DisplayMetrics(); 1137 mSettings = new Settings(context); 1138 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1139 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1140 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1141 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1142 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1143 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1144 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1145 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1146 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1147 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1148 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1149 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1150 1151 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1152 if (separateProcesses != null && separateProcesses.length() > 0) { 1153 if ("*".equals(separateProcesses)) { 1154 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1155 mSeparateProcesses = null; 1156 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1157 } else { 1158 mDefParseFlags = 0; 1159 mSeparateProcesses = separateProcesses.split(","); 1160 Slog.w(TAG, "Running with debug.separate_processes: " 1161 + separateProcesses); 1162 } 1163 } else { 1164 mDefParseFlags = 0; 1165 mSeparateProcesses = null; 1166 } 1167 1168 mInstaller = installer; 1169 1170 getDefaultDisplayMetrics(context, mMetrics); 1171 1172 synchronized (mInstallLock) { 1173 // writer 1174 synchronized (mPackages) { 1175 mHandlerThread = new ServiceThread(TAG, 1176 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1177 mHandlerThread.start(); 1178 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1179 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1180 1181 File dataDir = Environment.getDataDirectory(); 1182 mAppDataDir = new File(dataDir, "data"); 1183 mAppInstallDir = new File(dataDir, "app"); 1184 mAppLibInstallDir = new File(dataDir, "app-lib"); 1185 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1186 mUserAppDataDir = new File(dataDir, "user"); 1187 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1188 1189 sUserManager = new UserManagerService(context, this, 1190 mInstallLock, mPackages); 1191 1192 // Read permissions and features from system 1193 readPermissions(Environment.buildPath( 1194 Environment.getRootDirectory(), "etc", "permissions"), false); 1195 // Only read features from OEM 1196 readPermissions(Environment.buildPath( 1197 Environment.getOemDirectory(), "etc", "permissions"), true); 1198 1199 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1200 1201 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1202 mSdkVersion, mOnlyCore); 1203 1204 String customResolverActivity = Resources.getSystem().getString( 1205 R.string.config_customResolverActivity); 1206 if (TextUtils.isEmpty(customResolverActivity)) { 1207 customResolverActivity = null; 1208 } else { 1209 mCustomResolverComponentName = ComponentName.unflattenFromString( 1210 customResolverActivity); 1211 } 1212 1213 long startTime = SystemClock.uptimeMillis(); 1214 1215 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1216 startTime); 1217 1218 // Set flag to monitor and not change apk file paths when 1219 // scanning install directories. 1220 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1221 if (mNoDexOpt) { 1222 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1223 scanMode |= SCAN_NO_DEX; 1224 } 1225 1226 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1227 1228 /** 1229 * Add everything in the in the boot class path to the 1230 * list of process files because dexopt will have been run 1231 * if necessary during zygote startup. 1232 */ 1233 String bootClassPath = System.getProperty("java.boot.class.path"); 1234 if (bootClassPath != null) { 1235 String[] paths = splitString(bootClassPath, ':'); 1236 for (int i=0; i<paths.length; i++) { 1237 alreadyDexOpted.add(paths[i]); 1238 } 1239 } else { 1240 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1241 } 1242 1243 boolean didDexOpt = false; 1244 1245 /** 1246 * Ensure all external libraries have had dexopt run on them. 1247 */ 1248 if (mSharedLibraries.size() > 0) { 1249 Iterator<SharedLibraryEntry> libs = mSharedLibraries.values().iterator(); 1250 while (libs.hasNext()) { 1251 String lib = libs.next().path; 1252 if (lib == null) { 1253 continue; 1254 } 1255 try { 1256 if (dalvik.system.DexFile.isDexOptNeededInternal(lib, null, false)) { 1257 alreadyDexOpted.add(lib); 1258 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1259 didDexOpt = true; 1260 } 1261 } catch (FileNotFoundException e) { 1262 Slog.w(TAG, "Library not found: " + lib); 1263 } catch (IOException e) { 1264 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1265 + e.getMessage()); 1266 } 1267 } 1268 } 1269 1270 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1271 1272 // Gross hack for now: we know this file doesn't contain any 1273 // code, so don't dexopt it to avoid the resulting log spew. 1274 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1275 1276 // Gross hack for now: we know this file is only part of 1277 // the boot class path for art, so don't dexopt it to 1278 // avoid the resulting log spew. 1279 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1280 1281 /** 1282 * And there are a number of commands implemented in Java, which 1283 * we currently need to do the dexopt on so that they can be 1284 * run from a non-root shell. 1285 */ 1286 String[] frameworkFiles = frameworkDir.list(); 1287 if (frameworkFiles != null) { 1288 for (int i=0; i<frameworkFiles.length; i++) { 1289 File libPath = new File(frameworkDir, frameworkFiles[i]); 1290 String path = libPath.getPath(); 1291 // Skip the file if we alrady did it. 1292 if (alreadyDexOpted.contains(path)) { 1293 continue; 1294 } 1295 // Skip the file if it is not a type we want to dexopt. 1296 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1297 continue; 1298 } 1299 try { 1300 if (dalvik.system.DexFile.isDexOptNeededInternal(path, null, false)) { 1301 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1302 didDexOpt = true; 1303 } 1304 } catch (FileNotFoundException e) { 1305 Slog.w(TAG, "Jar not found: " + path); 1306 } catch (IOException e) { 1307 Slog.w(TAG, "Exception reading jar: " + path, e); 1308 } 1309 } 1310 } 1311 1312 if (didDexOpt) { 1313 File dalvikCacheDir = new File(dataDir, "dalvik-cache"); 1314 1315 // If we had to do a dexopt of one of the previous 1316 // things, then something on the system has changed. 1317 // Consider this significant, and wipe away all other 1318 // existing dexopt files to ensure we don't leave any 1319 // dangling around. 1320 String[] files = dalvikCacheDir.list(); 1321 if (files != null) { 1322 for (int i=0; i<files.length; i++) { 1323 String fn = files[i]; 1324 if (fn.startsWith("data@app@") 1325 || fn.startsWith("data@app-private@")) { 1326 Slog.i(TAG, "Pruning dalvik file: " + fn); 1327 (new File(dalvikCacheDir, fn)).delete(); 1328 } 1329 } 1330 } 1331 } 1332 1333 // Collect vendor overlay packages. 1334 // (Do this before scanning any apps.) 1335 // For security and version matching reason, only consider 1336 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1337 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1338 mVendorOverlayInstallObserver = new AppDirObserver( 1339 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1340 mVendorOverlayInstallObserver.startWatching(); 1341 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1342 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1343 1344 // Find base frameworks (resource packages without code). 1345 mFrameworkInstallObserver = new AppDirObserver( 1346 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1347 mFrameworkInstallObserver.startWatching(); 1348 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1349 | PackageParser.PARSE_IS_SYSTEM_DIR 1350 | PackageParser.PARSE_IS_PRIVILEGED, 1351 scanMode | SCAN_NO_DEX, 0); 1352 1353 // Collected privileged system packages. 1354 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1355 mPrivilegedInstallObserver = new AppDirObserver( 1356 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1357 mPrivilegedInstallObserver.startWatching(); 1358 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1359 | PackageParser.PARSE_IS_SYSTEM_DIR 1360 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1361 1362 // Collect ordinary system packages. 1363 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1364 mSystemInstallObserver = new AppDirObserver( 1365 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1366 mSystemInstallObserver.startWatching(); 1367 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1368 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1369 1370 // Collect all vendor packages. 1371 File vendorAppDir = new File("/vendor/app"); 1372 try { 1373 vendorAppDir = vendorAppDir.getCanonicalFile(); 1374 } catch (IOException e) { 1375 // failed to look up canonical path, continue with original one 1376 } 1377 mVendorInstallObserver = new AppDirObserver( 1378 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1379 mVendorInstallObserver.startWatching(); 1380 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1381 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1382 1383 // Collect all OEM packages. 1384 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1385 mOemInstallObserver = new AppDirObserver( 1386 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1387 mOemInstallObserver.startWatching(); 1388 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1389 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1390 1391 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1392 mInstaller.moveFiles(); 1393 1394 // Prune any system packages that no longer exist. 1395 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1396 if (!mOnlyCore) { 1397 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1398 while (psit.hasNext()) { 1399 PackageSetting ps = psit.next(); 1400 1401 /* 1402 * If this is not a system app, it can't be a 1403 * disable system app. 1404 */ 1405 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1406 continue; 1407 } 1408 1409 /* 1410 * If the package is scanned, it's not erased. 1411 */ 1412 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1413 if (scannedPkg != null) { 1414 /* 1415 * If the system app is both scanned and in the 1416 * disabled packages list, then it must have been 1417 * added via OTA. Remove it from the currently 1418 * scanned package so the previously user-installed 1419 * application can be scanned. 1420 */ 1421 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1422 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1423 + "; removing system app"); 1424 removePackageLI(ps, true); 1425 } 1426 1427 continue; 1428 } 1429 1430 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1431 psit.remove(); 1432 String msg = "System package " + ps.name 1433 + " no longer exists; wiping its data"; 1434 reportSettingsProblem(Log.WARN, msg); 1435 removeDataDirsLI(ps.name); 1436 } else { 1437 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1438 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1439 possiblyDeletedUpdatedSystemApps.add(ps.name); 1440 } 1441 } 1442 } 1443 } 1444 1445 //look for any incomplete package installations 1446 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1447 //clean up list 1448 for(int i = 0; i < deletePkgsList.size(); i++) { 1449 //clean up here 1450 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1451 } 1452 //delete tmp files 1453 deleteTempPackageFiles(); 1454 1455 // Remove any shared userIDs that have no associated packages 1456 mSettings.pruneSharedUsersLPw(); 1457 1458 if (!mOnlyCore) { 1459 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1460 SystemClock.uptimeMillis()); 1461 mAppInstallObserver = new AppDirObserver( 1462 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1463 mAppInstallObserver.startWatching(); 1464 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1465 1466 mDrmAppInstallObserver = new AppDirObserver( 1467 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1468 mDrmAppInstallObserver.startWatching(); 1469 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1470 scanMode, 0); 1471 1472 /** 1473 * Remove disable package settings for any updated system 1474 * apps that were removed via an OTA. If they're not a 1475 * previously-updated app, remove them completely. 1476 * Otherwise, just revoke their system-level permissions. 1477 */ 1478 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1479 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1480 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1481 1482 String msg; 1483 if (deletedPkg == null) { 1484 msg = "Updated system package " + deletedAppName 1485 + " no longer exists; wiping its data"; 1486 removeDataDirsLI(deletedAppName); 1487 } else { 1488 msg = "Updated system app + " + deletedAppName 1489 + " no longer present; removing system privileges for " 1490 + deletedAppName; 1491 1492 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1493 1494 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1495 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1496 } 1497 reportSettingsProblem(Log.WARN, msg); 1498 } 1499 } else { 1500 mAppInstallObserver = null; 1501 mDrmAppInstallObserver = null; 1502 } 1503 1504 // Now that we know all of the shared libraries, update all clients to have 1505 // the correct library paths. 1506 updateAllSharedLibrariesLPw(); 1507 1508 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1509 SystemClock.uptimeMillis()); 1510 Slog.i(TAG, "Time to scan packages: " 1511 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1512 + " seconds"); 1513 1514 // If the platform SDK has changed since the last time we booted, 1515 // we need to re-grant app permission to catch any new ones that 1516 // appear. This is really a hack, and means that apps can in some 1517 // cases get permissions that the user didn't initially explicitly 1518 // allow... it would be nice to have some better way to handle 1519 // this situation. 1520 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1521 != mSdkVersion; 1522 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1523 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1524 + "; regranting permissions for internal storage"); 1525 mSettings.mInternalSdkPlatform = mSdkVersion; 1526 1527 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1528 | (regrantPermissions 1529 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1530 : 0)); 1531 1532 // If this is the first boot, and it is a normal boot, then 1533 // we need to initialize the default preferred apps. 1534 if (!mRestoredSettings && !onlyCore) { 1535 mSettings.readDefaultPreferredAppsLPw(this, 0); 1536 } 1537 1538 // can downgrade to reader 1539 mSettings.writeLPr(); 1540 1541 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1542 SystemClock.uptimeMillis()); 1543 1544 // Now after opening every single application zip, make sure they 1545 // are all flushed. Not really needed, but keeps things nice and 1546 // tidy. 1547 Runtime.getRuntime().gc(); 1548 1549 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1550 } // synchronized (mPackages) 1551 } // synchronized (mInstallLock) 1552 } 1553 1554 public boolean isFirstBoot() { 1555 return !mRestoredSettings; 1556 } 1557 1558 public boolean isOnlyCoreApps() { 1559 return mOnlyCore; 1560 } 1561 1562 private String getRequiredVerifierLPr() { 1563 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1564 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1565 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1566 1567 String requiredVerifier = null; 1568 1569 final int N = receivers.size(); 1570 for (int i = 0; i < N; i++) { 1571 final ResolveInfo info = receivers.get(i); 1572 1573 if (info.activityInfo == null) { 1574 continue; 1575 } 1576 1577 final String packageName = info.activityInfo.packageName; 1578 1579 final PackageSetting ps = mSettings.mPackages.get(packageName); 1580 if (ps == null) { 1581 continue; 1582 } 1583 1584 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1585 if (!gp.grantedPermissions 1586 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1587 continue; 1588 } 1589 1590 if (requiredVerifier != null) { 1591 throw new RuntimeException("There can be only one required verifier"); 1592 } 1593 1594 requiredVerifier = packageName; 1595 } 1596 1597 return requiredVerifier; 1598 } 1599 1600 @Override 1601 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1602 throws RemoteException { 1603 try { 1604 return super.onTransact(code, data, reply, flags); 1605 } catch (RuntimeException e) { 1606 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1607 Slog.wtf(TAG, "Package Manager Crash", e); 1608 } 1609 throw e; 1610 } 1611 } 1612 1613 void cleanupInstallFailedPackage(PackageSetting ps) { 1614 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1615 removeDataDirsLI(ps.name); 1616 if (ps.codePath != null) { 1617 if (!ps.codePath.delete()) { 1618 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1619 } 1620 } 1621 if (ps.resourcePath != null) { 1622 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1623 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1624 } 1625 } 1626 mSettings.removePackageLPw(ps.name); 1627 } 1628 1629 void readPermissions(File libraryDir, boolean onlyFeatures) { 1630 // Read permissions from .../etc/permission directory. 1631 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1632 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1633 return; 1634 } 1635 if (!libraryDir.canRead()) { 1636 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1637 return; 1638 } 1639 1640 // Iterate over the files in the directory and scan .xml files 1641 for (File f : libraryDir.listFiles()) { 1642 // We'll read platform.xml last 1643 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1644 continue; 1645 } 1646 1647 if (!f.getPath().endsWith(".xml")) { 1648 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1649 continue; 1650 } 1651 if (!f.canRead()) { 1652 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1653 continue; 1654 } 1655 1656 readPermissionsFromXml(f, onlyFeatures); 1657 } 1658 1659 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1660 final File permFile = new File(Environment.getRootDirectory(), 1661 "etc/permissions/platform.xml"); 1662 readPermissionsFromXml(permFile, onlyFeatures); 1663 } 1664 1665 private void readPermissionsFromXml(File permFile, boolean onlyFeatures) { 1666 FileReader permReader = null; 1667 try { 1668 permReader = new FileReader(permFile); 1669 } catch (FileNotFoundException e) { 1670 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1671 return; 1672 } 1673 1674 try { 1675 XmlPullParser parser = Xml.newPullParser(); 1676 parser.setInput(permReader); 1677 1678 XmlUtils.beginDocument(parser, "permissions"); 1679 1680 while (true) { 1681 XmlUtils.nextElement(parser); 1682 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1683 break; 1684 } 1685 1686 String name = parser.getName(); 1687 if ("group".equals(name) && !onlyFeatures) { 1688 String gidStr = parser.getAttributeValue(null, "gid"); 1689 if (gidStr != null) { 1690 int gid = Process.getGidForName(gidStr); 1691 mGlobalGids = appendInt(mGlobalGids, gid); 1692 } else { 1693 Slog.w(TAG, "<group> without gid at " 1694 + parser.getPositionDescription()); 1695 } 1696 1697 XmlUtils.skipCurrentTag(parser); 1698 continue; 1699 } else if ("permission".equals(name) && !onlyFeatures) { 1700 String perm = parser.getAttributeValue(null, "name"); 1701 if (perm == null) { 1702 Slog.w(TAG, "<permission> without name at " 1703 + parser.getPositionDescription()); 1704 XmlUtils.skipCurrentTag(parser); 1705 continue; 1706 } 1707 perm = perm.intern(); 1708 readPermission(parser, perm); 1709 1710 } else if ("assign-permission".equals(name) && !onlyFeatures) { 1711 String perm = parser.getAttributeValue(null, "name"); 1712 if (perm == null) { 1713 Slog.w(TAG, "<assign-permission> without name at " 1714 + parser.getPositionDescription()); 1715 XmlUtils.skipCurrentTag(parser); 1716 continue; 1717 } 1718 String uidStr = parser.getAttributeValue(null, "uid"); 1719 if (uidStr == null) { 1720 Slog.w(TAG, "<assign-permission> without uid at " 1721 + parser.getPositionDescription()); 1722 XmlUtils.skipCurrentTag(parser); 1723 continue; 1724 } 1725 int uid = Process.getUidForName(uidStr); 1726 if (uid < 0) { 1727 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1728 + uidStr + "\" at " 1729 + parser.getPositionDescription()); 1730 XmlUtils.skipCurrentTag(parser); 1731 continue; 1732 } 1733 perm = perm.intern(); 1734 HashSet<String> perms = mSystemPermissions.get(uid); 1735 if (perms == null) { 1736 perms = new HashSet<String>(); 1737 mSystemPermissions.put(uid, perms); 1738 } 1739 perms.add(perm); 1740 XmlUtils.skipCurrentTag(parser); 1741 1742 } else if ("library".equals(name) && !onlyFeatures) { 1743 String lname = parser.getAttributeValue(null, "name"); 1744 String lfile = parser.getAttributeValue(null, "file"); 1745 if (lname == null) { 1746 Slog.w(TAG, "<library> without name at " 1747 + parser.getPositionDescription()); 1748 } else if (lfile == null) { 1749 Slog.w(TAG, "<library> without file at " 1750 + parser.getPositionDescription()); 1751 } else { 1752 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1753 mSharedLibraries.put(lname, new SharedLibraryEntry(lfile, null)); 1754 } 1755 XmlUtils.skipCurrentTag(parser); 1756 continue; 1757 1758 } else if ("feature".equals(name)) { 1759 String fname = parser.getAttributeValue(null, "name"); 1760 if (fname == null) { 1761 Slog.w(TAG, "<feature> without name at " 1762 + parser.getPositionDescription()); 1763 } else { 1764 //Log.i(TAG, "Got feature " + fname); 1765 FeatureInfo fi = new FeatureInfo(); 1766 fi.name = fname; 1767 mAvailableFeatures.put(fname, fi); 1768 } 1769 XmlUtils.skipCurrentTag(parser); 1770 continue; 1771 1772 } else { 1773 XmlUtils.skipCurrentTag(parser); 1774 continue; 1775 } 1776 1777 } 1778 permReader.close(); 1779 } catch (XmlPullParserException e) { 1780 Slog.w(TAG, "Got execption parsing permissions.", e); 1781 } catch (IOException e) { 1782 Slog.w(TAG, "Got execption parsing permissions.", e); 1783 } 1784 } 1785 1786 void readPermission(XmlPullParser parser, String name) 1787 throws IOException, XmlPullParserException { 1788 1789 name = name.intern(); 1790 1791 BasePermission bp = mSettings.mPermissions.get(name); 1792 if (bp == null) { 1793 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1794 mSettings.mPermissions.put(name, bp); 1795 } 1796 int outerDepth = parser.getDepth(); 1797 int type; 1798 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1799 && (type != XmlPullParser.END_TAG 1800 || parser.getDepth() > outerDepth)) { 1801 if (type == XmlPullParser.END_TAG 1802 || type == XmlPullParser.TEXT) { 1803 continue; 1804 } 1805 1806 String tagName = parser.getName(); 1807 if ("group".equals(tagName)) { 1808 String gidStr = parser.getAttributeValue(null, "gid"); 1809 if (gidStr != null) { 1810 int gid = Process.getGidForName(gidStr); 1811 bp.gids = appendInt(bp.gids, gid); 1812 } else { 1813 Slog.w(TAG, "<group> without gid at " 1814 + parser.getPositionDescription()); 1815 } 1816 } 1817 XmlUtils.skipCurrentTag(parser); 1818 } 1819 } 1820 1821 static int[] appendInts(int[] cur, int[] add) { 1822 if (add == null) return cur; 1823 if (cur == null) return add; 1824 final int N = add.length; 1825 for (int i=0; i<N; i++) { 1826 cur = appendInt(cur, add[i]); 1827 } 1828 return cur; 1829 } 1830 1831 static int[] removeInts(int[] cur, int[] rem) { 1832 if (rem == null) return cur; 1833 if (cur == null) return cur; 1834 final int N = rem.length; 1835 for (int i=0; i<N; i++) { 1836 cur = removeInt(cur, rem[i]); 1837 } 1838 return cur; 1839 } 1840 1841 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1842 if (!sUserManager.exists(userId)) return null; 1843 PackageInfo pi; 1844 final PackageSetting ps = (PackageSetting) p.mExtras; 1845 if (ps == null) { 1846 return null; 1847 } 1848 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1849 final PackageUserState state = ps.readUserState(userId); 1850 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1851 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1852 state, userId); 1853 } 1854 1855 public boolean isPackageAvailable(String packageName, int userId) { 1856 if (!sUserManager.exists(userId)) return false; 1857 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1858 synchronized (mPackages) { 1859 PackageParser.Package p = mPackages.get(packageName); 1860 if (p != null) { 1861 final PackageSetting ps = (PackageSetting) p.mExtras; 1862 if (ps != null) { 1863 final PackageUserState state = ps.readUserState(userId); 1864 if (state != null) { 1865 return PackageParser.isAvailable(state); 1866 } 1867 } 1868 } 1869 } 1870 return false; 1871 } 1872 1873 @Override 1874 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1875 if (!sUserManager.exists(userId)) return null; 1876 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1877 // reader 1878 synchronized (mPackages) { 1879 PackageParser.Package p = mPackages.get(packageName); 1880 if (DEBUG_PACKAGE_INFO) 1881 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1882 if (p != null) { 1883 return generatePackageInfo(p, flags, userId); 1884 } 1885 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1886 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1887 } 1888 } 1889 return null; 1890 } 1891 1892 public String[] currentToCanonicalPackageNames(String[] names) { 1893 String[] out = new String[names.length]; 1894 // reader 1895 synchronized (mPackages) { 1896 for (int i=names.length-1; i>=0; i--) { 1897 PackageSetting ps = mSettings.mPackages.get(names[i]); 1898 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1899 } 1900 } 1901 return out; 1902 } 1903 1904 public String[] canonicalToCurrentPackageNames(String[] names) { 1905 String[] out = new String[names.length]; 1906 // reader 1907 synchronized (mPackages) { 1908 for (int i=names.length-1; i>=0; i--) { 1909 String cur = mSettings.mRenamedPackages.get(names[i]); 1910 out[i] = cur != null ? cur : names[i]; 1911 } 1912 } 1913 return out; 1914 } 1915 1916 @Override 1917 public int getPackageUid(String packageName, int userId) { 1918 if (!sUserManager.exists(userId)) return -1; 1919 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1920 // reader 1921 synchronized (mPackages) { 1922 PackageParser.Package p = mPackages.get(packageName); 1923 if(p != null) { 1924 return UserHandle.getUid(userId, p.applicationInfo.uid); 1925 } 1926 PackageSetting ps = mSettings.mPackages.get(packageName); 1927 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1928 return -1; 1929 } 1930 p = ps.pkg; 1931 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1932 } 1933 } 1934 1935 @Override 1936 public int[] getPackageGids(String packageName) { 1937 // reader 1938 synchronized (mPackages) { 1939 PackageParser.Package p = mPackages.get(packageName); 1940 if (DEBUG_PACKAGE_INFO) 1941 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1942 if (p != null) { 1943 final PackageSetting ps = (PackageSetting)p.mExtras; 1944 return ps.getGids(); 1945 } 1946 } 1947 // stupid thing to indicate an error. 1948 return new int[0]; 1949 } 1950 1951 static final PermissionInfo generatePermissionInfo( 1952 BasePermission bp, int flags) { 1953 if (bp.perm != null) { 1954 return PackageParser.generatePermissionInfo(bp.perm, flags); 1955 } 1956 PermissionInfo pi = new PermissionInfo(); 1957 pi.name = bp.name; 1958 pi.packageName = bp.sourcePackage; 1959 pi.nonLocalizedLabel = bp.name; 1960 pi.protectionLevel = bp.protectionLevel; 1961 return pi; 1962 } 1963 1964 public PermissionInfo getPermissionInfo(String name, int flags) { 1965 // reader 1966 synchronized (mPackages) { 1967 final BasePermission p = mSettings.mPermissions.get(name); 1968 if (p != null) { 1969 return generatePermissionInfo(p, flags); 1970 } 1971 return null; 1972 } 1973 } 1974 1975 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1976 // reader 1977 synchronized (mPackages) { 1978 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1979 for (BasePermission p : mSettings.mPermissions.values()) { 1980 if (group == null) { 1981 if (p.perm == null || p.perm.info.group == null) { 1982 out.add(generatePermissionInfo(p, flags)); 1983 } 1984 } else { 1985 if (p.perm != null && group.equals(p.perm.info.group)) { 1986 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1987 } 1988 } 1989 } 1990 1991 if (out.size() > 0) { 1992 return out; 1993 } 1994 return mPermissionGroups.containsKey(group) ? out : null; 1995 } 1996 } 1997 1998 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1999 // reader 2000 synchronized (mPackages) { 2001 return PackageParser.generatePermissionGroupInfo( 2002 mPermissionGroups.get(name), flags); 2003 } 2004 } 2005 2006 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2007 // reader 2008 synchronized (mPackages) { 2009 final int N = mPermissionGroups.size(); 2010 ArrayList<PermissionGroupInfo> out 2011 = new ArrayList<PermissionGroupInfo>(N); 2012 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2013 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2014 } 2015 return out; 2016 } 2017 } 2018 2019 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2020 int userId) { 2021 if (!sUserManager.exists(userId)) return null; 2022 PackageSetting ps = mSettings.mPackages.get(packageName); 2023 if (ps != null) { 2024 if (ps.pkg == null) { 2025 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2026 flags, userId); 2027 if (pInfo != null) { 2028 return pInfo.applicationInfo; 2029 } 2030 return null; 2031 } 2032 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2033 ps.readUserState(userId), userId); 2034 } 2035 return null; 2036 } 2037 2038 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2039 int userId) { 2040 if (!sUserManager.exists(userId)) return null; 2041 PackageSetting ps = mSettings.mPackages.get(packageName); 2042 if (ps != null) { 2043 PackageParser.Package pkg = ps.pkg; 2044 if (pkg == null) { 2045 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2046 return null; 2047 } 2048 pkg = new PackageParser.Package(packageName); 2049 pkg.applicationInfo.packageName = packageName; 2050 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2051 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 2052 pkg.applicationInfo.sourceDir = ps.codePathString; 2053 pkg.applicationInfo.dataDir = 2054 getDataPathForPackage(packageName, 0).getPath(); 2055 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 2056 pkg.applicationInfo.requiredCpuAbi = ps.requiredCpuAbiString; 2057 } 2058 return generatePackageInfo(pkg, flags, userId); 2059 } 2060 return null; 2061 } 2062 2063 @Override 2064 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2065 if (!sUserManager.exists(userId)) return null; 2066 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2067 // writer 2068 synchronized (mPackages) { 2069 PackageParser.Package p = mPackages.get(packageName); 2070 if (DEBUG_PACKAGE_INFO) Log.v( 2071 TAG, "getApplicationInfo " + packageName 2072 + ": " + p); 2073 if (p != null) { 2074 PackageSetting ps = mSettings.mPackages.get(packageName); 2075 if (ps == null) return null; 2076 // Note: isEnabledLP() does not apply here - always return info 2077 return PackageParser.generateApplicationInfo( 2078 p, flags, ps.readUserState(userId), userId); 2079 } 2080 if ("android".equals(packageName)||"system".equals(packageName)) { 2081 return mAndroidApplication; 2082 } 2083 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2084 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2085 } 2086 } 2087 return null; 2088 } 2089 2090 2091 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2092 mContext.enforceCallingOrSelfPermission( 2093 android.Manifest.permission.CLEAR_APP_CACHE, null); 2094 // Queue up an async operation since clearing cache may take a little while. 2095 mHandler.post(new Runnable() { 2096 public void run() { 2097 mHandler.removeCallbacks(this); 2098 int retCode = -1; 2099 synchronized (mInstallLock) { 2100 retCode = mInstaller.freeCache(freeStorageSize); 2101 if (retCode < 0) { 2102 Slog.w(TAG, "Couldn't clear application caches"); 2103 } 2104 } 2105 if (observer != null) { 2106 try { 2107 observer.onRemoveCompleted(null, (retCode >= 0)); 2108 } catch (RemoteException e) { 2109 Slog.w(TAG, "RemoveException when invoking call back"); 2110 } 2111 } 2112 } 2113 }); 2114 } 2115 2116 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2117 mContext.enforceCallingOrSelfPermission( 2118 android.Manifest.permission.CLEAR_APP_CACHE, null); 2119 // Queue up an async operation since clearing cache may take a little while. 2120 mHandler.post(new Runnable() { 2121 public void run() { 2122 mHandler.removeCallbacks(this); 2123 int retCode = -1; 2124 synchronized (mInstallLock) { 2125 retCode = mInstaller.freeCache(freeStorageSize); 2126 if (retCode < 0) { 2127 Slog.w(TAG, "Couldn't clear application caches"); 2128 } 2129 } 2130 if(pi != null) { 2131 try { 2132 // Callback via pending intent 2133 int code = (retCode >= 0) ? 1 : 0; 2134 pi.sendIntent(null, code, null, 2135 null, null); 2136 } catch (SendIntentException e1) { 2137 Slog.i(TAG, "Failed to send pending intent"); 2138 } 2139 } 2140 } 2141 }); 2142 } 2143 2144 @Override 2145 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2146 if (!sUserManager.exists(userId)) return null; 2147 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2148 synchronized (mPackages) { 2149 PackageParser.Activity a = mActivities.mActivities.get(component); 2150 2151 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2152 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2153 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2154 if (ps == null) return null; 2155 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2156 userId); 2157 } 2158 if (mResolveComponentName.equals(component)) { 2159 return mResolveActivity; 2160 } 2161 } 2162 return null; 2163 } 2164 2165 @Override 2166 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2167 if (!sUserManager.exists(userId)) return null; 2168 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2169 synchronized (mPackages) { 2170 PackageParser.Activity a = mReceivers.mActivities.get(component); 2171 if (DEBUG_PACKAGE_INFO) Log.v( 2172 TAG, "getReceiverInfo " + component + ": " + a); 2173 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2174 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2175 if (ps == null) return null; 2176 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2177 userId); 2178 } 2179 } 2180 return null; 2181 } 2182 2183 @Override 2184 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2185 if (!sUserManager.exists(userId)) return null; 2186 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2187 synchronized (mPackages) { 2188 PackageParser.Service s = mServices.mServices.get(component); 2189 if (DEBUG_PACKAGE_INFO) Log.v( 2190 TAG, "getServiceInfo " + component + ": " + s); 2191 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2192 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2193 if (ps == null) return null; 2194 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2195 userId); 2196 } 2197 } 2198 return null; 2199 } 2200 2201 @Override 2202 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2203 if (!sUserManager.exists(userId)) return null; 2204 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2205 synchronized (mPackages) { 2206 PackageParser.Provider p = mProviders.mProviders.get(component); 2207 if (DEBUG_PACKAGE_INFO) Log.v( 2208 TAG, "getProviderInfo " + component + ": " + p); 2209 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2210 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2211 if (ps == null) return null; 2212 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2213 userId); 2214 } 2215 } 2216 return null; 2217 } 2218 2219 public String[] getSystemSharedLibraryNames() { 2220 Set<String> libSet; 2221 synchronized (mPackages) { 2222 libSet = mSharedLibraries.keySet(); 2223 int size = libSet.size(); 2224 if (size > 0) { 2225 String[] libs = new String[size]; 2226 libSet.toArray(libs); 2227 return libs; 2228 } 2229 } 2230 return null; 2231 } 2232 2233 public FeatureInfo[] getSystemAvailableFeatures() { 2234 Collection<FeatureInfo> featSet; 2235 synchronized (mPackages) { 2236 featSet = mAvailableFeatures.values(); 2237 int size = featSet.size(); 2238 if (size > 0) { 2239 FeatureInfo[] features = new FeatureInfo[size+1]; 2240 featSet.toArray(features); 2241 FeatureInfo fi = new FeatureInfo(); 2242 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2243 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2244 features[size] = fi; 2245 return features; 2246 } 2247 } 2248 return null; 2249 } 2250 2251 public boolean hasSystemFeature(String name) { 2252 synchronized (mPackages) { 2253 return mAvailableFeatures.containsKey(name); 2254 } 2255 } 2256 2257 private void checkValidCaller(int uid, int userId) { 2258 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2259 return; 2260 2261 throw new SecurityException("Caller uid=" + uid 2262 + " is not privileged to communicate with user=" + userId); 2263 } 2264 2265 public int checkPermission(String permName, String pkgName) { 2266 synchronized (mPackages) { 2267 PackageParser.Package p = mPackages.get(pkgName); 2268 if (p != null && p.mExtras != null) { 2269 PackageSetting ps = (PackageSetting)p.mExtras; 2270 if (ps.sharedUser != null) { 2271 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2272 return PackageManager.PERMISSION_GRANTED; 2273 } 2274 } else if (ps.grantedPermissions.contains(permName)) { 2275 return PackageManager.PERMISSION_GRANTED; 2276 } 2277 } 2278 } 2279 return PackageManager.PERMISSION_DENIED; 2280 } 2281 2282 public int checkUidPermission(String permName, int uid) { 2283 synchronized (mPackages) { 2284 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2285 if (obj != null) { 2286 GrantedPermissions gp = (GrantedPermissions)obj; 2287 if (gp.grantedPermissions.contains(permName)) { 2288 return PackageManager.PERMISSION_GRANTED; 2289 } 2290 } else { 2291 HashSet<String> perms = mSystemPermissions.get(uid); 2292 if (perms != null && perms.contains(permName)) { 2293 return PackageManager.PERMISSION_GRANTED; 2294 } 2295 } 2296 } 2297 return PackageManager.PERMISSION_DENIED; 2298 } 2299 2300 /** 2301 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2302 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2303 * @param message the message to log on security exception 2304 * @return 2305 */ 2306 private void enforceCrossUserPermission(int callingUid, int userId, 2307 boolean requireFullPermission, String message) { 2308 if (userId < 0) { 2309 throw new IllegalArgumentException("Invalid userId " + userId); 2310 } 2311 if (userId == UserHandle.getUserId(callingUid)) return; 2312 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2313 if (requireFullPermission) { 2314 mContext.enforceCallingOrSelfPermission( 2315 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2316 } else { 2317 try { 2318 mContext.enforceCallingOrSelfPermission( 2319 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2320 } catch (SecurityException se) { 2321 mContext.enforceCallingOrSelfPermission( 2322 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2323 } 2324 } 2325 } 2326 } 2327 2328 private BasePermission findPermissionTreeLP(String permName) { 2329 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2330 if (permName.startsWith(bp.name) && 2331 permName.length() > bp.name.length() && 2332 permName.charAt(bp.name.length()) == '.') { 2333 return bp; 2334 } 2335 } 2336 return null; 2337 } 2338 2339 private BasePermission checkPermissionTreeLP(String permName) { 2340 if (permName != null) { 2341 BasePermission bp = findPermissionTreeLP(permName); 2342 if (bp != null) { 2343 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2344 return bp; 2345 } 2346 throw new SecurityException("Calling uid " 2347 + Binder.getCallingUid() 2348 + " is not allowed to add to permission tree " 2349 + bp.name + " owned by uid " + bp.uid); 2350 } 2351 } 2352 throw new SecurityException("No permission tree found for " + permName); 2353 } 2354 2355 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2356 if (s1 == null) { 2357 return s2 == null; 2358 } 2359 if (s2 == null) { 2360 return false; 2361 } 2362 if (s1.getClass() != s2.getClass()) { 2363 return false; 2364 } 2365 return s1.equals(s2); 2366 } 2367 2368 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2369 if (pi1.icon != pi2.icon) return false; 2370 if (pi1.logo != pi2.logo) return false; 2371 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2372 if (!compareStrings(pi1.name, pi2.name)) return false; 2373 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2374 // We'll take care of setting this one. 2375 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2376 // These are not currently stored in settings. 2377 //if (!compareStrings(pi1.group, pi2.group)) return false; 2378 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2379 //if (pi1.labelRes != pi2.labelRes) return false; 2380 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2381 return true; 2382 } 2383 2384 int permissionInfoFootprint(PermissionInfo info) { 2385 int size = info.name.length(); 2386 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2387 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2388 return size; 2389 } 2390 2391 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2392 int size = 0; 2393 for (BasePermission perm : mSettings.mPermissions.values()) { 2394 if (perm.uid == tree.uid) { 2395 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2396 } 2397 } 2398 return size; 2399 } 2400 2401 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2402 // We calculate the max size of permissions defined by this uid and throw 2403 // if that plus the size of 'info' would exceed our stated maximum. 2404 if (tree.uid != Process.SYSTEM_UID) { 2405 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2406 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2407 throw new SecurityException("Permission tree size cap exceeded"); 2408 } 2409 } 2410 } 2411 2412 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2413 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2414 throw new SecurityException("Label must be specified in permission"); 2415 } 2416 BasePermission tree = checkPermissionTreeLP(info.name); 2417 BasePermission bp = mSettings.mPermissions.get(info.name); 2418 boolean added = bp == null; 2419 boolean changed = true; 2420 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2421 if (added) { 2422 enforcePermissionCapLocked(info, tree); 2423 bp = new BasePermission(info.name, tree.sourcePackage, 2424 BasePermission.TYPE_DYNAMIC); 2425 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2426 throw new SecurityException( 2427 "Not allowed to modify non-dynamic permission " 2428 + info.name); 2429 } else { 2430 if (bp.protectionLevel == fixedLevel 2431 && bp.perm.owner.equals(tree.perm.owner) 2432 && bp.uid == tree.uid 2433 && comparePermissionInfos(bp.perm.info, info)) { 2434 changed = false; 2435 } 2436 } 2437 bp.protectionLevel = fixedLevel; 2438 info = new PermissionInfo(info); 2439 info.protectionLevel = fixedLevel; 2440 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2441 bp.perm.info.packageName = tree.perm.info.packageName; 2442 bp.uid = tree.uid; 2443 if (added) { 2444 mSettings.mPermissions.put(info.name, bp); 2445 } 2446 if (changed) { 2447 if (!async) { 2448 mSettings.writeLPr(); 2449 } else { 2450 scheduleWriteSettingsLocked(); 2451 } 2452 } 2453 return added; 2454 } 2455 2456 public boolean addPermission(PermissionInfo info) { 2457 synchronized (mPackages) { 2458 return addPermissionLocked(info, false); 2459 } 2460 } 2461 2462 public boolean addPermissionAsync(PermissionInfo info) { 2463 synchronized (mPackages) { 2464 return addPermissionLocked(info, true); 2465 } 2466 } 2467 2468 public void removePermission(String name) { 2469 synchronized (mPackages) { 2470 checkPermissionTreeLP(name); 2471 BasePermission bp = mSettings.mPermissions.get(name); 2472 if (bp != null) { 2473 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2474 throw new SecurityException( 2475 "Not allowed to modify non-dynamic permission " 2476 + name); 2477 } 2478 mSettings.mPermissions.remove(name); 2479 mSettings.writeLPr(); 2480 } 2481 } 2482 } 2483 2484 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2485 int index = pkg.requestedPermissions.indexOf(bp.name); 2486 if (index == -1) { 2487 throw new SecurityException("Package " + pkg.packageName 2488 + " has not requested permission " + bp.name); 2489 } 2490 boolean isNormal = 2491 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2492 == PermissionInfo.PROTECTION_NORMAL); 2493 boolean isDangerous = 2494 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2495 == PermissionInfo.PROTECTION_DANGEROUS); 2496 boolean isDevelopment = 2497 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2498 2499 if (!isNormal && !isDangerous && !isDevelopment) { 2500 throw new SecurityException("Permission " + bp.name 2501 + " is not a changeable permission type"); 2502 } 2503 2504 if (isNormal || isDangerous) { 2505 if (pkg.requestedPermissionsRequired.get(index)) { 2506 throw new SecurityException("Can't change " + bp.name 2507 + ". It is required by the application"); 2508 } 2509 } 2510 } 2511 2512 public void grantPermission(String packageName, String permissionName) { 2513 mContext.enforceCallingOrSelfPermission( 2514 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2515 synchronized (mPackages) { 2516 final PackageParser.Package pkg = mPackages.get(packageName); 2517 if (pkg == null) { 2518 throw new IllegalArgumentException("Unknown package: " + packageName); 2519 } 2520 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2521 if (bp == null) { 2522 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2523 } 2524 2525 checkGrantRevokePermissions(pkg, bp); 2526 2527 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2528 if (ps == null) { 2529 return; 2530 } 2531 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2532 if (gp.grantedPermissions.add(permissionName)) { 2533 if (ps.haveGids) { 2534 gp.gids = appendInts(gp.gids, bp.gids); 2535 } 2536 mSettings.writeLPr(); 2537 } 2538 } 2539 } 2540 2541 public void revokePermission(String packageName, String permissionName) { 2542 int changedAppId = -1; 2543 2544 synchronized (mPackages) { 2545 final PackageParser.Package pkg = mPackages.get(packageName); 2546 if (pkg == null) { 2547 throw new IllegalArgumentException("Unknown package: " + packageName); 2548 } 2549 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2550 mContext.enforceCallingOrSelfPermission( 2551 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2552 } 2553 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2554 if (bp == null) { 2555 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2556 } 2557 2558 checkGrantRevokePermissions(pkg, bp); 2559 2560 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2561 if (ps == null) { 2562 return; 2563 } 2564 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2565 if (gp.grantedPermissions.remove(permissionName)) { 2566 gp.grantedPermissions.remove(permissionName); 2567 if (ps.haveGids) { 2568 gp.gids = removeInts(gp.gids, bp.gids); 2569 } 2570 mSettings.writeLPr(); 2571 changedAppId = ps.appId; 2572 } 2573 } 2574 2575 if (changedAppId >= 0) { 2576 // We changed the perm on someone, kill its processes. 2577 IActivityManager am = ActivityManagerNative.getDefault(); 2578 if (am != null) { 2579 final int callingUserId = UserHandle.getCallingUserId(); 2580 final long ident = Binder.clearCallingIdentity(); 2581 try { 2582 //XXX we should only revoke for the calling user's app permissions, 2583 // but for now we impact all users. 2584 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2585 // "revoke " + permissionName); 2586 int[] users = sUserManager.getUserIds(); 2587 for (int user : users) { 2588 am.killUid(UserHandle.getUid(user, changedAppId), 2589 "revoke " + permissionName); 2590 } 2591 } catch (RemoteException e) { 2592 } finally { 2593 Binder.restoreCallingIdentity(ident); 2594 } 2595 } 2596 } 2597 } 2598 2599 public boolean isProtectedBroadcast(String actionName) { 2600 synchronized (mPackages) { 2601 return mProtectedBroadcasts.contains(actionName); 2602 } 2603 } 2604 2605 public int checkSignatures(String pkg1, String pkg2) { 2606 synchronized (mPackages) { 2607 final PackageParser.Package p1 = mPackages.get(pkg1); 2608 final PackageParser.Package p2 = mPackages.get(pkg2); 2609 if (p1 == null || p1.mExtras == null 2610 || p2 == null || p2.mExtras == null) { 2611 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2612 } 2613 return compareSignatures(p1.mSignatures, p2.mSignatures); 2614 } 2615 } 2616 2617 public int checkUidSignatures(int uid1, int uid2) { 2618 // Map to base uids. 2619 uid1 = UserHandle.getAppId(uid1); 2620 uid2 = UserHandle.getAppId(uid2); 2621 // reader 2622 synchronized (mPackages) { 2623 Signature[] s1; 2624 Signature[] s2; 2625 Object obj = mSettings.getUserIdLPr(uid1); 2626 if (obj != null) { 2627 if (obj instanceof SharedUserSetting) { 2628 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2629 } else if (obj instanceof PackageSetting) { 2630 s1 = ((PackageSetting)obj).signatures.mSignatures; 2631 } else { 2632 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2633 } 2634 } else { 2635 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2636 } 2637 obj = mSettings.getUserIdLPr(uid2); 2638 if (obj != null) { 2639 if (obj instanceof SharedUserSetting) { 2640 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2641 } else if (obj instanceof PackageSetting) { 2642 s2 = ((PackageSetting)obj).signatures.mSignatures; 2643 } else { 2644 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2645 } 2646 } else { 2647 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2648 } 2649 return compareSignatures(s1, s2); 2650 } 2651 } 2652 2653 /** 2654 * Compares two sets of signatures. Returns: 2655 * <br /> 2656 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2657 * <br /> 2658 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2659 * <br /> 2660 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2661 * <br /> 2662 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2663 * <br /> 2664 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2665 */ 2666 static int compareSignatures(Signature[] s1, Signature[] s2) { 2667 if (s1 == null) { 2668 return s2 == null 2669 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2670 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2671 } 2672 2673 if (s2 == null) { 2674 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2675 } 2676 2677 if (s1.length != s2.length) { 2678 return PackageManager.SIGNATURE_NO_MATCH; 2679 } 2680 2681 // Since both signature sets are of size 1, we can compare without HashSets. 2682 if (s1.length == 1) { 2683 return s1[0].equals(s2[0]) ? 2684 PackageManager.SIGNATURE_MATCH : 2685 PackageManager.SIGNATURE_NO_MATCH; 2686 } 2687 2688 HashSet<Signature> set1 = new HashSet<Signature>(); 2689 for (Signature sig : s1) { 2690 set1.add(sig); 2691 } 2692 HashSet<Signature> set2 = new HashSet<Signature>(); 2693 for (Signature sig : s2) { 2694 set2.add(sig); 2695 } 2696 // Make sure s2 contains all signatures in s1. 2697 if (set1.equals(set2)) { 2698 return PackageManager.SIGNATURE_MATCH; 2699 } 2700 return PackageManager.SIGNATURE_NO_MATCH; 2701 } 2702 2703 public String[] getPackagesForUid(int uid) { 2704 uid = UserHandle.getAppId(uid); 2705 // reader 2706 synchronized (mPackages) { 2707 Object obj = mSettings.getUserIdLPr(uid); 2708 if (obj instanceof SharedUserSetting) { 2709 final SharedUserSetting sus = (SharedUserSetting) obj; 2710 final int N = sus.packages.size(); 2711 final String[] res = new String[N]; 2712 final Iterator<PackageSetting> it = sus.packages.iterator(); 2713 int i = 0; 2714 while (it.hasNext()) { 2715 res[i++] = it.next().name; 2716 } 2717 return res; 2718 } else if (obj instanceof PackageSetting) { 2719 final PackageSetting ps = (PackageSetting) obj; 2720 return new String[] { ps.name }; 2721 } 2722 } 2723 return null; 2724 } 2725 2726 public String getNameForUid(int uid) { 2727 // reader 2728 synchronized (mPackages) { 2729 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2730 if (obj instanceof SharedUserSetting) { 2731 final SharedUserSetting sus = (SharedUserSetting) obj; 2732 return sus.name + ":" + sus.userId; 2733 } else if (obj instanceof PackageSetting) { 2734 final PackageSetting ps = (PackageSetting) obj; 2735 return ps.name; 2736 } 2737 } 2738 return null; 2739 } 2740 2741 public int getUidForSharedUser(String sharedUserName) { 2742 if(sharedUserName == null) { 2743 return -1; 2744 } 2745 // reader 2746 synchronized (mPackages) { 2747 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2748 if (suid == null) { 2749 return -1; 2750 } 2751 return suid.userId; 2752 } 2753 } 2754 2755 public int getFlagsForUid(int uid) { 2756 synchronized (mPackages) { 2757 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2758 if (obj instanceof SharedUserSetting) { 2759 final SharedUserSetting sus = (SharedUserSetting) obj; 2760 return sus.pkgFlags; 2761 } else if (obj instanceof PackageSetting) { 2762 final PackageSetting ps = (PackageSetting) obj; 2763 return ps.pkgFlags; 2764 } 2765 } 2766 return 0; 2767 } 2768 2769 @Override 2770 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2771 int flags, int userId) { 2772 if (!sUserManager.exists(userId)) return null; 2773 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2774 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2775 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2776 } 2777 2778 @Override 2779 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2780 IntentFilter filter, int match, ComponentName activity) { 2781 final int userId = UserHandle.getCallingUserId(); 2782 if (DEBUG_PREFERRED) { 2783 Log.v(TAG, "setLastChosenActivity intent=" + intent 2784 + " resolvedType=" + resolvedType 2785 + " flags=" + flags 2786 + " filter=" + filter 2787 + " match=" + match 2788 + " activity=" + activity); 2789 filter.dump(new PrintStreamPrinter(System.out), " "); 2790 } 2791 intent.setComponent(null); 2792 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2793 // Find any earlier preferred or last chosen entries and nuke them 2794 findPreferredActivity(intent, resolvedType, 2795 flags, query, 0, false, true, false, userId); 2796 // Add the new activity as the last chosen for this filter 2797 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2798 } 2799 2800 @Override 2801 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2802 final int userId = UserHandle.getCallingUserId(); 2803 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2804 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2805 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2806 false, false, false, userId); 2807 } 2808 2809 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2810 int flags, List<ResolveInfo> query, int userId) { 2811 if (query != null) { 2812 final int N = query.size(); 2813 if (N == 1) { 2814 return query.get(0); 2815 } else if (N > 1) { 2816 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2817 // If there is more than one activity with the same priority, 2818 // then let the user decide between them. 2819 ResolveInfo r0 = query.get(0); 2820 ResolveInfo r1 = query.get(1); 2821 if (DEBUG_INTENT_MATCHING || debug) { 2822 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2823 + r1.activityInfo.name + "=" + r1.priority); 2824 } 2825 // If the first activity has a higher priority, or a different 2826 // default, then it is always desireable to pick it. 2827 if (r0.priority != r1.priority 2828 || r0.preferredOrder != r1.preferredOrder 2829 || r0.isDefault != r1.isDefault) { 2830 return query.get(0); 2831 } 2832 // If we have saved a preference for a preferred activity for 2833 // this Intent, use that. 2834 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2835 flags, query, r0.priority, true, false, debug, userId); 2836 if (ri != null) { 2837 return ri; 2838 } 2839 if (userId != 0) { 2840 ri = new ResolveInfo(mResolveInfo); 2841 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2842 ri.activityInfo.applicationInfo = new ApplicationInfo( 2843 ri.activityInfo.applicationInfo); 2844 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2845 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2846 return ri; 2847 } 2848 return mResolveInfo; 2849 } 2850 } 2851 return null; 2852 } 2853 2854 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2855 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2856 final int N = query.size(); 2857 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2858 .get(userId); 2859 // Get the list of persistent preferred activities that handle the intent 2860 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2861 List<PersistentPreferredActivity> pprefs = ppir != null 2862 ? ppir.queryIntent(intent, resolvedType, 2863 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2864 : null; 2865 if (pprefs != null && pprefs.size() > 0) { 2866 final int M = pprefs.size(); 2867 for (int i=0; i<M; i++) { 2868 final PersistentPreferredActivity ppa = pprefs.get(i); 2869 if (DEBUG_PREFERRED || debug) { 2870 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2871 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2872 + "\n component=" + ppa.mComponent); 2873 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2874 } 2875 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2876 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2877 if (DEBUG_PREFERRED || debug) { 2878 Slog.v(TAG, "Found persistent preferred activity:"); 2879 if (ai != null) { 2880 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2881 } else { 2882 Slog.v(TAG, " null"); 2883 } 2884 } 2885 if (ai == null) { 2886 // This previously registered persistent preferred activity 2887 // component is no longer known. Ignore it and do NOT remove it. 2888 continue; 2889 } 2890 for (int j=0; j<N; j++) { 2891 final ResolveInfo ri = query.get(j); 2892 if (!ri.activityInfo.applicationInfo.packageName 2893 .equals(ai.applicationInfo.packageName)) { 2894 continue; 2895 } 2896 if (!ri.activityInfo.name.equals(ai.name)) { 2897 continue; 2898 } 2899 // Found a persistent preference that can handle the intent. 2900 if (DEBUG_PREFERRED || debug) { 2901 Slog.v(TAG, "Returning persistent preferred activity: " + 2902 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 2903 } 2904 return ri; 2905 } 2906 } 2907 } 2908 return null; 2909 } 2910 2911 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 2912 List<ResolveInfo> query, int priority, boolean always, 2913 boolean removeMatches, boolean debug, int userId) { 2914 if (!sUserManager.exists(userId)) return null; 2915 // writer 2916 synchronized (mPackages) { 2917 if (intent.getSelector() != null) { 2918 intent = intent.getSelector(); 2919 } 2920 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2921 2922 // Try to find a matching persistent preferred activity. 2923 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 2924 debug, userId); 2925 2926 // If a persistent preferred activity matched, use it. 2927 if (pri != null) { 2928 return pri; 2929 } 2930 2931 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2932 // Get the list of preferred activities that handle the intent 2933 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 2934 List<PreferredActivity> prefs = pir != null 2935 ? pir.queryIntent(intent, resolvedType, 2936 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2937 : null; 2938 if (prefs != null && prefs.size() > 0) { 2939 // First figure out how good the original match set is. 2940 // We will only allow preferred activities that came 2941 // from the same match quality. 2942 int match = 0; 2943 2944 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 2945 2946 final int N = query.size(); 2947 for (int j=0; j<N; j++) { 2948 final ResolveInfo ri = query.get(j); 2949 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 2950 + ": 0x" + Integer.toHexString(match)); 2951 if (ri.match > match) { 2952 match = ri.match; 2953 } 2954 } 2955 2956 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 2957 + Integer.toHexString(match)); 2958 2959 match &= IntentFilter.MATCH_CATEGORY_MASK; 2960 final int M = prefs.size(); 2961 for (int i=0; i<M; i++) { 2962 final PreferredActivity pa = prefs.get(i); 2963 if (DEBUG_PREFERRED || debug) { 2964 Slog.v(TAG, "Checking PreferredActivity ds=" 2965 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 2966 + "\n component=" + pa.mPref.mComponent); 2967 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2968 } 2969 if (pa.mPref.mMatch != match) { 2970 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 2971 + Integer.toHexString(pa.mPref.mMatch)); 2972 continue; 2973 } 2974 // If it's not an "always" type preferred activity and that's what we're 2975 // looking for, skip it. 2976 if (always && !pa.mPref.mAlways) { 2977 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 2978 continue; 2979 } 2980 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 2981 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2982 if (DEBUG_PREFERRED || debug) { 2983 Slog.v(TAG, "Found preferred activity:"); 2984 if (ai != null) { 2985 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2986 } else { 2987 Slog.v(TAG, " null"); 2988 } 2989 } 2990 if (ai == null) { 2991 // This previously registered preferred activity 2992 // component is no longer known. Most likely an update 2993 // to the app was installed and in the new version this 2994 // component no longer exists. Clean it up by removing 2995 // it from the preferred activities list, and skip it. 2996 Slog.w(TAG, "Removing dangling preferred activity: " 2997 + pa.mPref.mComponent); 2998 pir.removeFilter(pa); 2999 continue; 3000 } 3001 for (int j=0; j<N; j++) { 3002 final ResolveInfo ri = query.get(j); 3003 if (!ri.activityInfo.applicationInfo.packageName 3004 .equals(ai.applicationInfo.packageName)) { 3005 continue; 3006 } 3007 if (!ri.activityInfo.name.equals(ai.name)) { 3008 continue; 3009 } 3010 3011 if (removeMatches) { 3012 pir.removeFilter(pa); 3013 if (DEBUG_PREFERRED) { 3014 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3015 } 3016 break; 3017 } 3018 3019 // Okay we found a previously set preferred or last chosen app. 3020 // If the result set is different from when this 3021 // was created, we need to clear it and re-ask the 3022 // user their preference, if we're looking for an "always" type entry. 3023 if (always && !pa.mPref.sameSet(query, priority)) { 3024 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3025 + intent + " type " + resolvedType); 3026 if (DEBUG_PREFERRED) { 3027 Slog.v(TAG, "Removing preferred activity since set changed " 3028 + pa.mPref.mComponent); 3029 } 3030 pir.removeFilter(pa); 3031 // Re-add the filter as a "last chosen" entry (!always) 3032 PreferredActivity lastChosen = new PreferredActivity( 3033 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3034 pir.addFilter(lastChosen); 3035 mSettings.writePackageRestrictionsLPr(userId); 3036 return null; 3037 } 3038 3039 // Yay! Either the set matched or we're looking for the last chosen 3040 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3041 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3042 mSettings.writePackageRestrictionsLPr(userId); 3043 return ri; 3044 } 3045 } 3046 } 3047 mSettings.writePackageRestrictionsLPr(userId); 3048 } 3049 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3050 return null; 3051 } 3052 3053 @Override 3054 public List<ResolveInfo> queryIntentActivities(Intent intent, 3055 String resolvedType, int flags, int userId) { 3056 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3057 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3058 ComponentName comp = intent.getComponent(); 3059 if (comp == null) { 3060 if (intent.getSelector() != null) { 3061 intent = intent.getSelector(); 3062 comp = intent.getComponent(); 3063 } 3064 } 3065 3066 if (comp != null) { 3067 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3068 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3069 if (ai != null) { 3070 final ResolveInfo ri = new ResolveInfo(); 3071 ri.activityInfo = ai; 3072 list.add(ri); 3073 } 3074 return list; 3075 } 3076 3077 // reader 3078 synchronized (mPackages) { 3079 final String pkgName = intent.getPackage(); 3080 if (pkgName == null) { 3081 return mActivities.queryIntent(intent, resolvedType, flags, userId); 3082 } 3083 final PackageParser.Package pkg = mPackages.get(pkgName); 3084 if (pkg != null) { 3085 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3086 pkg.activities, userId); 3087 } 3088 return new ArrayList<ResolveInfo>(); 3089 } 3090 } 3091 3092 @Override 3093 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3094 Intent[] specifics, String[] specificTypes, Intent intent, 3095 String resolvedType, int flags, int userId) { 3096 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3097 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3098 "query intent activity options"); 3099 final String resultsAction = intent.getAction(); 3100 3101 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3102 | PackageManager.GET_RESOLVED_FILTER, userId); 3103 3104 if (DEBUG_INTENT_MATCHING) { 3105 Log.v(TAG, "Query " + intent + ": " + results); 3106 } 3107 3108 int specificsPos = 0; 3109 int N; 3110 3111 // todo: note that the algorithm used here is O(N^2). This 3112 // isn't a problem in our current environment, but if we start running 3113 // into situations where we have more than 5 or 10 matches then this 3114 // should probably be changed to something smarter... 3115 3116 // First we go through and resolve each of the specific items 3117 // that were supplied, taking care of removing any corresponding 3118 // duplicate items in the generic resolve list. 3119 if (specifics != null) { 3120 for (int i=0; i<specifics.length; i++) { 3121 final Intent sintent = specifics[i]; 3122 if (sintent == null) { 3123 continue; 3124 } 3125 3126 if (DEBUG_INTENT_MATCHING) { 3127 Log.v(TAG, "Specific #" + i + ": " + sintent); 3128 } 3129 3130 String action = sintent.getAction(); 3131 if (resultsAction != null && resultsAction.equals(action)) { 3132 // If this action was explicitly requested, then don't 3133 // remove things that have it. 3134 action = null; 3135 } 3136 3137 ResolveInfo ri = null; 3138 ActivityInfo ai = null; 3139 3140 ComponentName comp = sintent.getComponent(); 3141 if (comp == null) { 3142 ri = resolveIntent( 3143 sintent, 3144 specificTypes != null ? specificTypes[i] : null, 3145 flags, userId); 3146 if (ri == null) { 3147 continue; 3148 } 3149 if (ri == mResolveInfo) { 3150 // ACK! Must do something better with this. 3151 } 3152 ai = ri.activityInfo; 3153 comp = new ComponentName(ai.applicationInfo.packageName, 3154 ai.name); 3155 } else { 3156 ai = getActivityInfo(comp, flags, userId); 3157 if (ai == null) { 3158 continue; 3159 } 3160 } 3161 3162 // Look for any generic query activities that are duplicates 3163 // of this specific one, and remove them from the results. 3164 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3165 N = results.size(); 3166 int j; 3167 for (j=specificsPos; j<N; j++) { 3168 ResolveInfo sri = results.get(j); 3169 if ((sri.activityInfo.name.equals(comp.getClassName()) 3170 && sri.activityInfo.applicationInfo.packageName.equals( 3171 comp.getPackageName())) 3172 || (action != null && sri.filter.matchAction(action))) { 3173 results.remove(j); 3174 if (DEBUG_INTENT_MATCHING) Log.v( 3175 TAG, "Removing duplicate item from " + j 3176 + " due to specific " + specificsPos); 3177 if (ri == null) { 3178 ri = sri; 3179 } 3180 j--; 3181 N--; 3182 } 3183 } 3184 3185 // Add this specific item to its proper place. 3186 if (ri == null) { 3187 ri = new ResolveInfo(); 3188 ri.activityInfo = ai; 3189 } 3190 results.add(specificsPos, ri); 3191 ri.specificIndex = i; 3192 specificsPos++; 3193 } 3194 } 3195 3196 // Now we go through the remaining generic results and remove any 3197 // duplicate actions that are found here. 3198 N = results.size(); 3199 for (int i=specificsPos; i<N-1; i++) { 3200 final ResolveInfo rii = results.get(i); 3201 if (rii.filter == null) { 3202 continue; 3203 } 3204 3205 // Iterate over all of the actions of this result's intent 3206 // filter... typically this should be just one. 3207 final Iterator<String> it = rii.filter.actionsIterator(); 3208 if (it == null) { 3209 continue; 3210 } 3211 while (it.hasNext()) { 3212 final String action = it.next(); 3213 if (resultsAction != null && resultsAction.equals(action)) { 3214 // If this action was explicitly requested, then don't 3215 // remove things that have it. 3216 continue; 3217 } 3218 for (int j=i+1; j<N; j++) { 3219 final ResolveInfo rij = results.get(j); 3220 if (rij.filter != null && rij.filter.hasAction(action)) { 3221 results.remove(j); 3222 if (DEBUG_INTENT_MATCHING) Log.v( 3223 TAG, "Removing duplicate item from " + j 3224 + " due to action " + action + " at " + i); 3225 j--; 3226 N--; 3227 } 3228 } 3229 } 3230 3231 // If the caller didn't request filter information, drop it now 3232 // so we don't have to marshall/unmarshall it. 3233 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3234 rii.filter = null; 3235 } 3236 } 3237 3238 // Filter out the caller activity if so requested. 3239 if (caller != null) { 3240 N = results.size(); 3241 for (int i=0; i<N; i++) { 3242 ActivityInfo ainfo = results.get(i).activityInfo; 3243 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3244 && caller.getClassName().equals(ainfo.name)) { 3245 results.remove(i); 3246 break; 3247 } 3248 } 3249 } 3250 3251 // If the caller didn't request filter information, 3252 // drop them now so we don't have to 3253 // marshall/unmarshall it. 3254 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3255 N = results.size(); 3256 for (int i=0; i<N; i++) { 3257 results.get(i).filter = null; 3258 } 3259 } 3260 3261 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3262 return results; 3263 } 3264 3265 @Override 3266 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3267 int userId) { 3268 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3269 ComponentName comp = intent.getComponent(); 3270 if (comp == null) { 3271 if (intent.getSelector() != null) { 3272 intent = intent.getSelector(); 3273 comp = intent.getComponent(); 3274 } 3275 } 3276 if (comp != null) { 3277 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3278 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3279 if (ai != null) { 3280 ResolveInfo ri = new ResolveInfo(); 3281 ri.activityInfo = ai; 3282 list.add(ri); 3283 } 3284 return list; 3285 } 3286 3287 // reader 3288 synchronized (mPackages) { 3289 String pkgName = intent.getPackage(); 3290 if (pkgName == null) { 3291 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3292 } 3293 final PackageParser.Package pkg = mPackages.get(pkgName); 3294 if (pkg != null) { 3295 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3296 userId); 3297 } 3298 return null; 3299 } 3300 } 3301 3302 @Override 3303 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3304 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3305 if (!sUserManager.exists(userId)) return null; 3306 if (query != null) { 3307 if (query.size() >= 1) { 3308 // If there is more than one service with the same priority, 3309 // just arbitrarily pick the first one. 3310 return query.get(0); 3311 } 3312 } 3313 return null; 3314 } 3315 3316 @Override 3317 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3318 int userId) { 3319 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3320 ComponentName comp = intent.getComponent(); 3321 if (comp == null) { 3322 if (intent.getSelector() != null) { 3323 intent = intent.getSelector(); 3324 comp = intent.getComponent(); 3325 } 3326 } 3327 if (comp != null) { 3328 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3329 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3330 if (si != null) { 3331 final ResolveInfo ri = new ResolveInfo(); 3332 ri.serviceInfo = si; 3333 list.add(ri); 3334 } 3335 return list; 3336 } 3337 3338 // reader 3339 synchronized (mPackages) { 3340 String pkgName = intent.getPackage(); 3341 if (pkgName == null) { 3342 return mServices.queryIntent(intent, resolvedType, flags, userId); 3343 } 3344 final PackageParser.Package pkg = mPackages.get(pkgName); 3345 if (pkg != null) { 3346 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3347 userId); 3348 } 3349 return null; 3350 } 3351 } 3352 3353 @Override 3354 public List<ResolveInfo> queryIntentContentProviders( 3355 Intent intent, String resolvedType, int flags, int userId) { 3356 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3357 ComponentName comp = intent.getComponent(); 3358 if (comp == null) { 3359 if (intent.getSelector() != null) { 3360 intent = intent.getSelector(); 3361 comp = intent.getComponent(); 3362 } 3363 } 3364 if (comp != null) { 3365 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3366 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3367 if (pi != null) { 3368 final ResolveInfo ri = new ResolveInfo(); 3369 ri.providerInfo = pi; 3370 list.add(ri); 3371 } 3372 return list; 3373 } 3374 3375 // reader 3376 synchronized (mPackages) { 3377 String pkgName = intent.getPackage(); 3378 if (pkgName == null) { 3379 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3380 } 3381 final PackageParser.Package pkg = mPackages.get(pkgName); 3382 if (pkg != null) { 3383 return mProviders.queryIntentForPackage( 3384 intent, resolvedType, flags, pkg.providers, userId); 3385 } 3386 return null; 3387 } 3388 } 3389 3390 @Override 3391 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3392 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3393 3394 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3395 3396 // writer 3397 synchronized (mPackages) { 3398 ArrayList<PackageInfo> list; 3399 if (listUninstalled) { 3400 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3401 for (PackageSetting ps : mSettings.mPackages.values()) { 3402 PackageInfo pi; 3403 if (ps.pkg != null) { 3404 pi = generatePackageInfo(ps.pkg, flags, userId); 3405 } else { 3406 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3407 } 3408 if (pi != null) { 3409 list.add(pi); 3410 } 3411 } 3412 } else { 3413 list = new ArrayList<PackageInfo>(mPackages.size()); 3414 for (PackageParser.Package p : mPackages.values()) { 3415 PackageInfo pi = generatePackageInfo(p, flags, userId); 3416 if (pi != null) { 3417 list.add(pi); 3418 } 3419 } 3420 } 3421 3422 return new ParceledListSlice<PackageInfo>(list); 3423 } 3424 } 3425 3426 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3427 String[] permissions, boolean[] tmp, int flags, int userId) { 3428 int numMatch = 0; 3429 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3430 for (int i=0; i<permissions.length; i++) { 3431 if (gp.grantedPermissions.contains(permissions[i])) { 3432 tmp[i] = true; 3433 numMatch++; 3434 } else { 3435 tmp[i] = false; 3436 } 3437 } 3438 if (numMatch == 0) { 3439 return; 3440 } 3441 PackageInfo pi; 3442 if (ps.pkg != null) { 3443 pi = generatePackageInfo(ps.pkg, flags, userId); 3444 } else { 3445 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3446 } 3447 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3448 if (numMatch == permissions.length) { 3449 pi.requestedPermissions = permissions; 3450 } else { 3451 pi.requestedPermissions = new String[numMatch]; 3452 numMatch = 0; 3453 for (int i=0; i<permissions.length; i++) { 3454 if (tmp[i]) { 3455 pi.requestedPermissions[numMatch] = permissions[i]; 3456 numMatch++; 3457 } 3458 } 3459 } 3460 } 3461 list.add(pi); 3462 } 3463 3464 @Override 3465 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3466 String[] permissions, int flags, int userId) { 3467 if (!sUserManager.exists(userId)) return null; 3468 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3469 3470 // writer 3471 synchronized (mPackages) { 3472 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3473 boolean[] tmpBools = new boolean[permissions.length]; 3474 if (listUninstalled) { 3475 for (PackageSetting ps : mSettings.mPackages.values()) { 3476 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3477 } 3478 } else { 3479 for (PackageParser.Package pkg : mPackages.values()) { 3480 PackageSetting ps = (PackageSetting)pkg.mExtras; 3481 if (ps != null) { 3482 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3483 userId); 3484 } 3485 } 3486 } 3487 3488 return new ParceledListSlice<PackageInfo>(list); 3489 } 3490 } 3491 3492 @Override 3493 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3494 if (!sUserManager.exists(userId)) return null; 3495 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3496 3497 // writer 3498 synchronized (mPackages) { 3499 ArrayList<ApplicationInfo> list; 3500 if (listUninstalled) { 3501 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3502 for (PackageSetting ps : mSettings.mPackages.values()) { 3503 ApplicationInfo ai; 3504 if (ps.pkg != null) { 3505 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3506 ps.readUserState(userId), userId); 3507 } else { 3508 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3509 } 3510 if (ai != null) { 3511 list.add(ai); 3512 } 3513 } 3514 } else { 3515 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3516 for (PackageParser.Package p : mPackages.values()) { 3517 if (p.mExtras != null) { 3518 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3519 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3520 if (ai != null) { 3521 list.add(ai); 3522 } 3523 } 3524 } 3525 } 3526 3527 return new ParceledListSlice<ApplicationInfo>(list); 3528 } 3529 } 3530 3531 public List<ApplicationInfo> getPersistentApplications(int flags) { 3532 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3533 3534 // reader 3535 synchronized (mPackages) { 3536 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3537 final int userId = UserHandle.getCallingUserId(); 3538 while (i.hasNext()) { 3539 final PackageParser.Package p = i.next(); 3540 if (p.applicationInfo != null 3541 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3542 && (!mSafeMode || isSystemApp(p))) { 3543 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3544 if (ps != null) { 3545 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3546 ps.readUserState(userId), userId); 3547 if (ai != null) { 3548 finalList.add(ai); 3549 } 3550 } 3551 } 3552 } 3553 } 3554 3555 return finalList; 3556 } 3557 3558 @Override 3559 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3560 if (!sUserManager.exists(userId)) return null; 3561 // reader 3562 synchronized (mPackages) { 3563 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3564 PackageSetting ps = provider != null 3565 ? mSettings.mPackages.get(provider.owner.packageName) 3566 : null; 3567 return ps != null 3568 && mSettings.isEnabledLPr(provider.info, flags, userId) 3569 && (!mSafeMode || (provider.info.applicationInfo.flags 3570 &ApplicationInfo.FLAG_SYSTEM) != 0) 3571 ? PackageParser.generateProviderInfo(provider, flags, 3572 ps.readUserState(userId), userId) 3573 : null; 3574 } 3575 } 3576 3577 /** 3578 * @deprecated 3579 */ 3580 @Deprecated 3581 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3582 // reader 3583 synchronized (mPackages) { 3584 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3585 .entrySet().iterator(); 3586 final int userId = UserHandle.getCallingUserId(); 3587 while (i.hasNext()) { 3588 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3589 PackageParser.Provider p = entry.getValue(); 3590 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3591 3592 if (ps != null && p.syncable 3593 && (!mSafeMode || (p.info.applicationInfo.flags 3594 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3595 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3596 ps.readUserState(userId), userId); 3597 if (info != null) { 3598 outNames.add(entry.getKey()); 3599 outInfo.add(info); 3600 } 3601 } 3602 } 3603 } 3604 } 3605 3606 public List<ProviderInfo> queryContentProviders(String processName, 3607 int uid, int flags) { 3608 ArrayList<ProviderInfo> finalList = null; 3609 // reader 3610 synchronized (mPackages) { 3611 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3612 final int userId = processName != null ? 3613 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3614 while (i.hasNext()) { 3615 final PackageParser.Provider p = i.next(); 3616 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3617 if (ps != null && p.info.authority != null 3618 && (processName == null 3619 || (p.info.processName.equals(processName) 3620 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3621 && mSettings.isEnabledLPr(p.info, flags, userId) 3622 && (!mSafeMode 3623 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3624 if (finalList == null) { 3625 finalList = new ArrayList<ProviderInfo>(3); 3626 } 3627 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3628 ps.readUserState(userId), userId); 3629 if (info != null) { 3630 finalList.add(info); 3631 } 3632 } 3633 } 3634 } 3635 3636 if (finalList != null) { 3637 Collections.sort(finalList, mProviderInitOrderSorter); 3638 } 3639 3640 return finalList; 3641 } 3642 3643 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3644 int flags) { 3645 // reader 3646 synchronized (mPackages) { 3647 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3648 return PackageParser.generateInstrumentationInfo(i, flags); 3649 } 3650 } 3651 3652 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3653 int flags) { 3654 ArrayList<InstrumentationInfo> finalList = 3655 new ArrayList<InstrumentationInfo>(); 3656 3657 // reader 3658 synchronized (mPackages) { 3659 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3660 while (i.hasNext()) { 3661 final PackageParser.Instrumentation p = i.next(); 3662 if (targetPackage == null 3663 || targetPackage.equals(p.info.targetPackage)) { 3664 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3665 flags); 3666 if (ii != null) { 3667 finalList.add(ii); 3668 } 3669 } 3670 } 3671 } 3672 3673 return finalList; 3674 } 3675 3676 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3677 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3678 if (overlays == null) { 3679 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3680 return; 3681 } 3682 for (PackageParser.Package opkg : overlays.values()) { 3683 // Not much to do if idmap fails: we already logged the error 3684 // and we certainly don't want to abort installation of pkg simply 3685 // because an overlay didn't fit properly. For these reasons, 3686 // ignore the return value of createIdmapForPackagePairLI. 3687 createIdmapForPackagePairLI(pkg, opkg); 3688 } 3689 } 3690 3691 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3692 PackageParser.Package opkg) { 3693 if (!opkg.mTrustedOverlay) { 3694 Slog.w(TAG, "Skipping target and overlay pair " + pkg.mScanPath + " and " + 3695 opkg.mScanPath + ": overlay not trusted"); 3696 return false; 3697 } 3698 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3699 if (overlaySet == null) { 3700 Slog.e(TAG, "was about to create idmap for " + pkg.mScanPath + " and " + 3701 opkg.mScanPath + " but target package has no known overlays"); 3702 return false; 3703 } 3704 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3705 if (mInstaller.idmap(pkg.mScanPath, opkg.mScanPath, sharedGid) != 0) { 3706 Slog.e(TAG, "Failed to generate idmap for " + pkg.mScanPath + " and " + opkg.mScanPath); 3707 return false; 3708 } 3709 PackageParser.Package[] overlayArray = 3710 overlaySet.values().toArray(new PackageParser.Package[0]); 3711 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3712 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3713 return p1.mOverlayPriority - p2.mOverlayPriority; 3714 } 3715 }; 3716 Arrays.sort(overlayArray, cmp); 3717 3718 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3719 int i = 0; 3720 for (PackageParser.Package p : overlayArray) { 3721 pkg.applicationInfo.resourceDirs[i++] = p.applicationInfo.sourceDir; 3722 } 3723 return true; 3724 } 3725 3726 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3727 String[] files = dir.list(); 3728 if (files == null) { 3729 Log.d(TAG, "No files in app dir " + dir); 3730 return; 3731 } 3732 3733 if (DEBUG_PACKAGE_SCANNING) { 3734 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 3735 + " flags=0x" + Integer.toHexString(flags)); 3736 } 3737 3738 int i; 3739 for (i=0; i<files.length; i++) { 3740 File file = new File(dir, files[i]); 3741 if (!isPackageFilename(files[i])) { 3742 // Ignore entries which are not apk's 3743 continue; 3744 } 3745 PackageParser.Package pkg = scanPackageLI(file, 3746 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3747 // Don't mess around with apps in system partition. 3748 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3749 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3750 // Delete the apk 3751 Slog.w(TAG, "Cleaning up failed install of " + file); 3752 file.delete(); 3753 } 3754 } 3755 } 3756 3757 private static File getSettingsProblemFile() { 3758 File dataDir = Environment.getDataDirectory(); 3759 File systemDir = new File(dataDir, "system"); 3760 File fname = new File(systemDir, "uiderrors.txt"); 3761 return fname; 3762 } 3763 3764 static void reportSettingsProblem(int priority, String msg) { 3765 try { 3766 File fname = getSettingsProblemFile(); 3767 FileOutputStream out = new FileOutputStream(fname, true); 3768 PrintWriter pw = new FastPrintWriter(out); 3769 SimpleDateFormat formatter = new SimpleDateFormat(); 3770 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3771 pw.println(dateString + ": " + msg); 3772 pw.close(); 3773 FileUtils.setPermissions( 3774 fname.toString(), 3775 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3776 -1, -1); 3777 } catch (java.io.IOException e) { 3778 } 3779 Slog.println(priority, TAG, msg); 3780 } 3781 3782 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3783 PackageParser.Package pkg, File srcFile, int parseFlags) { 3784 if (ps != null 3785 && ps.codePath.equals(srcFile) 3786 && ps.timeStamp == srcFile.lastModified()) { 3787 if (ps.signatures.mSignatures != null 3788 && ps.signatures.mSignatures.length != 0) { 3789 // Optimization: reuse the existing cached certificates 3790 // if the package appears to be unchanged. 3791 pkg.mSignatures = ps.signatures.mSignatures; 3792 return true; 3793 } 3794 3795 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3796 } else { 3797 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3798 } 3799 3800 if (!pp.collectCertificates(pkg, parseFlags)) { 3801 mLastScanError = pp.getParseError(); 3802 return false; 3803 } 3804 return true; 3805 } 3806 3807 /* 3808 * Scan a package and return the newly parsed package. 3809 * Returns null in case of errors and the error code is stored in mLastScanError 3810 */ 3811 private PackageParser.Package scanPackageLI(File scanFile, 3812 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3813 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3814 String scanPath = scanFile.getPath(); 3815 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 3816 parseFlags |= mDefParseFlags; 3817 PackageParser pp = new PackageParser(scanPath); 3818 pp.setSeparateProcesses(mSeparateProcesses); 3819 pp.setOnlyCoreApps(mOnlyCore); 3820 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3821 scanPath, mMetrics, parseFlags, (scanMode & SCAN_TRUSTED_OVERLAY) != 0); 3822 3823 if (pkg == null) { 3824 mLastScanError = pp.getParseError(); 3825 return null; 3826 } 3827 3828 PackageSetting ps = null; 3829 PackageSetting updatedPkg; 3830 // reader 3831 synchronized (mPackages) { 3832 // Look to see if we already know about this package. 3833 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3834 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3835 // This package has been renamed to its original name. Let's 3836 // use that. 3837 ps = mSettings.peekPackageLPr(oldName); 3838 } 3839 // If there was no original package, see one for the real package name. 3840 if (ps == null) { 3841 ps = mSettings.peekPackageLPr(pkg.packageName); 3842 } 3843 // Check to see if this package could be hiding/updating a system 3844 // package. Must look for it either under the original or real 3845 // package name depending on our state. 3846 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3847 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 3848 } 3849 boolean updatedPkgBetter = false; 3850 // First check if this is a system package that may involve an update 3851 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3852 if (ps != null && !ps.codePath.equals(scanFile)) { 3853 // The path has changed from what was last scanned... check the 3854 // version of the new path against what we have stored to determine 3855 // what to do. 3856 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 3857 if (pkg.mVersionCode < ps.versionCode) { 3858 // The system package has been updated and the code path does not match 3859 // Ignore entry. Skip it. 3860 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3861 + " ignored: updated version " + ps.versionCode 3862 + " better than this " + pkg.mVersionCode); 3863 if (!updatedPkg.codePath.equals(scanFile)) { 3864 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 3865 + ps.name + " changing from " + updatedPkg.codePathString 3866 + " to " + scanFile); 3867 updatedPkg.codePath = scanFile; 3868 updatedPkg.codePathString = scanFile.toString(); 3869 // This is the point at which we know that the system-disk APK 3870 // for this package has moved during a reboot (e.g. due to an OTA), 3871 // so we need to reevaluate it for privilege policy. 3872 if (locationIsPrivileged(scanFile)) { 3873 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 3874 } 3875 } 3876 updatedPkg.pkg = pkg; 3877 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3878 return null; 3879 } else { 3880 // The current app on the system partion is better than 3881 // what we have updated to on the data partition; switch 3882 // back to the system partition version. 3883 // At this point, its safely assumed that package installation for 3884 // apps in system partition will go through. If not there won't be a working 3885 // version of the app 3886 // writer 3887 synchronized (mPackages) { 3888 // Just remove the loaded entries from package lists. 3889 mPackages.remove(ps.name); 3890 } 3891 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3892 + "reverting from " + ps.codePathString 3893 + ": new version " + pkg.mVersionCode 3894 + " better than installed " + ps.versionCode); 3895 3896 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3897 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3898 synchronized (mInstallLock) { 3899 args.cleanUpResourcesLI(); 3900 } 3901 synchronized (mPackages) { 3902 mSettings.enableSystemPackageLPw(ps.name); 3903 } 3904 updatedPkgBetter = true; 3905 } 3906 } 3907 } 3908 3909 if (updatedPkg != null) { 3910 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3911 // initially 3912 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3913 3914 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 3915 // flag set initially 3916 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 3917 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 3918 } 3919 } 3920 // Verify certificates against what was last scanned 3921 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3922 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3923 return null; 3924 } 3925 3926 /* 3927 * A new system app appeared, but we already had a non-system one of the 3928 * same name installed earlier. 3929 */ 3930 boolean shouldHideSystemApp = false; 3931 if (updatedPkg == null && ps != null 3932 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3933 /* 3934 * Check to make sure the signatures match first. If they don't, 3935 * wipe the installed application and its data. 3936 */ 3937 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3938 != PackageManager.SIGNATURE_MATCH) { 3939 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 3940 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 3941 ps = null; 3942 } else { 3943 /* 3944 * If the newly-added system app is an older version than the 3945 * already installed version, hide it. It will be scanned later 3946 * and re-added like an update. 3947 */ 3948 if (pkg.mVersionCode < ps.versionCode) { 3949 shouldHideSystemApp = true; 3950 } else { 3951 /* 3952 * The newly found system app is a newer version that the 3953 * one previously installed. Simply remove the 3954 * already-installed application and replace it with our own 3955 * while keeping the application data. 3956 */ 3957 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3958 + ps.codePathString + ": new version " + pkg.mVersionCode 3959 + " better than installed " + ps.versionCode); 3960 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3961 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3962 synchronized (mInstallLock) { 3963 args.cleanUpResourcesLI(); 3964 } 3965 } 3966 } 3967 } 3968 3969 // The apk is forward locked (not public) if its code and resources 3970 // are kept in different files. (except for app in either system or 3971 // vendor path). 3972 // TODO grab this value from PackageSettings 3973 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3974 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3975 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3976 } 3977 } 3978 3979 String codePath = null; 3980 String resPath = null; 3981 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 3982 if (ps != null && ps.resourcePathString != null) { 3983 resPath = ps.resourcePathString; 3984 } else { 3985 // Should not happen at all. Just log an error. 3986 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3987 } 3988 } else { 3989 resPath = pkg.mScanPath; 3990 } 3991 3992 codePath = pkg.mScanPath; 3993 // Set application objects path explicitly. 3994 setApplicationInfoPaths(pkg, codePath, resPath); 3995 // Applications can run with the primary Cpu Abi unless otherwise is specified 3996 pkg.applicationInfo.requiredCpuAbi = null; 3997 // Note that we invoke the following method only if we are about to unpack an application 3998 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3999 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4000 4001 /* 4002 * If the system app should be overridden by a previously installed 4003 * data, hide the system app now and let the /data/app scan pick it up 4004 * again. 4005 */ 4006 if (shouldHideSystemApp) { 4007 synchronized (mPackages) { 4008 /* 4009 * We have to grant systems permissions before we hide, because 4010 * grantPermissions will assume the package update is trying to 4011 * expand its permissions. 4012 */ 4013 grantPermissionsLPw(pkg, true); 4014 mSettings.disableSystemPackageLPw(pkg.packageName); 4015 } 4016 } 4017 4018 return scannedPkg; 4019 } 4020 4021 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 4022 String destResPath) { 4023 pkg.mPath = pkg.mScanPath = destCodePath; 4024 pkg.applicationInfo.sourceDir = destCodePath; 4025 pkg.applicationInfo.publicSourceDir = destResPath; 4026 } 4027 4028 private static String fixProcessName(String defProcessName, 4029 String processName, int uid) { 4030 if (processName == null) { 4031 return defProcessName; 4032 } 4033 return processName; 4034 } 4035 4036 private boolean verifySignaturesLP(PackageSetting pkgSetting, 4037 PackageParser.Package pkg) { 4038 if (pkgSetting.signatures.mSignatures != null) { 4039 // Already existing package. Make sure signatures match 4040 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 4041 PackageManager.SIGNATURE_MATCH) { 4042 Slog.e(TAG, "Package " + pkg.packageName 4043 + " signatures do not match the previously installed version; ignoring!"); 4044 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4045 return false; 4046 } 4047 } 4048 // Check for shared user signatures 4049 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4050 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4051 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4052 Slog.e(TAG, "Package " + pkg.packageName 4053 + " has no signatures that match those in shared user " 4054 + pkgSetting.sharedUser.name + "; ignoring!"); 4055 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4056 return false; 4057 } 4058 } 4059 return true; 4060 } 4061 4062 /** 4063 * Enforces that only the system UID or root's UID can call a method exposed 4064 * via Binder. 4065 * 4066 * @param message used as message if SecurityException is thrown 4067 * @throws SecurityException if the caller is not system or root 4068 */ 4069 private static final void enforceSystemOrRoot(String message) { 4070 final int uid = Binder.getCallingUid(); 4071 if (uid != Process.SYSTEM_UID && uid != 0) { 4072 throw new SecurityException(message); 4073 } 4074 } 4075 4076 public void performBootDexOpt() { 4077 HashSet<PackageParser.Package> pkgs = null; 4078 synchronized (mPackages) { 4079 pkgs = mDeferredDexOpt; 4080 mDeferredDexOpt = null; 4081 } 4082 if (pkgs != null) { 4083 int i = 0; 4084 for (PackageParser.Package pkg : pkgs) { 4085 if (!isFirstBoot()) { 4086 i++; 4087 try { 4088 ActivityManagerNative.getDefault().showBootMessage( 4089 mContext.getResources().getString( 4090 com.android.internal.R.string.android_upgrading_apk, 4091 i, pkgs.size()), true); 4092 } catch (RemoteException e) { 4093 } 4094 } 4095 PackageParser.Package p = pkg; 4096 synchronized (mInstallLock) { 4097 if (!p.mDidDexOpt) { 4098 performDexOptLI(p, false, false, true); 4099 } 4100 } 4101 } 4102 } 4103 } 4104 4105 public boolean performDexOpt(String packageName) { 4106 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4107 4108 if (!mNoDexOpt) { 4109 return false; 4110 } 4111 4112 PackageParser.Package p; 4113 synchronized (mPackages) { 4114 p = mPackages.get(packageName); 4115 if (p == null || p.mDidDexOpt) { 4116 return false; 4117 } 4118 } 4119 synchronized (mInstallLock) { 4120 return performDexOptLI(p, false, false, true) == DEX_OPT_PERFORMED; 4121 } 4122 } 4123 4124 private void performDexOptLibsLI(ArrayList<String> libs, boolean forceDex, boolean defer, 4125 HashSet<String> done) { 4126 for (int i=0; i<libs.size(); i++) { 4127 PackageParser.Package libPkg; 4128 String libName; 4129 synchronized (mPackages) { 4130 libName = libs.get(i); 4131 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4132 if (lib != null && lib.apk != null) { 4133 libPkg = mPackages.get(lib.apk); 4134 } else { 4135 libPkg = null; 4136 } 4137 } 4138 if (libPkg != null && !done.contains(libName)) { 4139 performDexOptLI(libPkg, forceDex, defer, done); 4140 } 4141 } 4142 } 4143 4144 static final int DEX_OPT_SKIPPED = 0; 4145 static final int DEX_OPT_PERFORMED = 1; 4146 static final int DEX_OPT_DEFERRED = 2; 4147 static final int DEX_OPT_FAILED = -1; 4148 4149 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4150 HashSet<String> done) { 4151 boolean performed = false; 4152 if (done != null) { 4153 done.add(pkg.packageName); 4154 if (pkg.usesLibraries != null) { 4155 performDexOptLibsLI(pkg.usesLibraries, forceDex, defer, done); 4156 } 4157 if (pkg.usesOptionalLibraries != null) { 4158 performDexOptLibsLI(pkg.usesOptionalLibraries, forceDex, defer, done); 4159 } 4160 } 4161 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 4162 String path = pkg.mScanPath; 4163 int ret = 0; 4164 try { 4165 if (forceDex || dalvik.system.DexFile.isDexOptNeededInternal(path, pkg.packageName, 4166 defer)) { 4167 if (!forceDex && defer) { 4168 if (mDeferredDexOpt == null) { 4169 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4170 } 4171 mDeferredDexOpt.add(pkg); 4172 return DEX_OPT_DEFERRED; 4173 } else { 4174 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4175 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4176 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4177 pkg.packageName); 4178 pkg.mDidDexOpt = true; 4179 performed = true; 4180 } 4181 } 4182 } catch (FileNotFoundException e) { 4183 Slog.w(TAG, "Apk not found for dexopt: " + path); 4184 ret = -1; 4185 } catch (IOException e) { 4186 Slog.w(TAG, "IOException reading apk: " + path, e); 4187 ret = -1; 4188 } catch (dalvik.system.StaleDexCacheError e) { 4189 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4190 ret = -1; 4191 } catch (Exception e) { 4192 Slog.w(TAG, "Exception when doing dexopt : ", e); 4193 ret = -1; 4194 } 4195 if (ret < 0) { 4196 //error from installer 4197 return DEX_OPT_FAILED; 4198 } 4199 } 4200 4201 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4202 } 4203 4204 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4205 boolean inclDependencies) { 4206 HashSet<String> done; 4207 boolean performed = false; 4208 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4209 done = new HashSet<String>(); 4210 done.add(pkg.packageName); 4211 } else { 4212 done = null; 4213 } 4214 return performDexOptLI(pkg, forceDex, defer, done); 4215 } 4216 4217 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4218 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4219 Slog.w(TAG, "Unable to update from " + oldPkg.name 4220 + " to " + newPkg.packageName 4221 + ": old package not in system partition"); 4222 return false; 4223 } else if (mPackages.get(oldPkg.name) != null) { 4224 Slog.w(TAG, "Unable to update from " + oldPkg.name 4225 + " to " + newPkg.packageName 4226 + ": old package still exists"); 4227 return false; 4228 } 4229 return true; 4230 } 4231 4232 File getDataPathForUser(int userId) { 4233 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4234 } 4235 4236 private File getDataPathForPackage(String packageName, int userId) { 4237 /* 4238 * Until we fully support multiple users, return the directory we 4239 * previously would have. The PackageManagerTests will need to be 4240 * revised when this is changed back.. 4241 */ 4242 if (userId == 0) { 4243 return new File(mAppDataDir, packageName); 4244 } else { 4245 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4246 + File.separator + packageName); 4247 } 4248 } 4249 4250 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4251 int[] users = sUserManager.getUserIds(); 4252 int res = mInstaller.install(packageName, uid, uid, seinfo); 4253 if (res < 0) { 4254 return res; 4255 } 4256 for (int user : users) { 4257 if (user != 0) { 4258 res = mInstaller.createUserData(packageName, 4259 UserHandle.getUid(user, uid), user, seinfo); 4260 if (res < 0) { 4261 return res; 4262 } 4263 } 4264 } 4265 return res; 4266 } 4267 4268 private int removeDataDirsLI(String packageName) { 4269 int[] users = sUserManager.getUserIds(); 4270 int res = 0; 4271 for (int user : users) { 4272 int resInner = mInstaller.remove(packageName, user); 4273 if (resInner < 0) { 4274 res = resInner; 4275 } 4276 } 4277 4278 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4279 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4280 if (!nativeLibraryFile.delete()) { 4281 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4282 } 4283 4284 return res; 4285 } 4286 4287 private int addSharedLibraryLPw(final SharedLibraryEntry file, int num, 4288 PackageParser.Package changingLib) { 4289 if (file.path != null) { 4290 mTmpSharedLibraries[num] = file.path; 4291 return num+1; 4292 } 4293 PackageParser.Package p = mPackages.get(file.apk); 4294 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4295 // If we are doing this while in the middle of updating a library apk, 4296 // then we need to make sure to use that new apk for determining the 4297 // dependencies here. (We haven't yet finished committing the new apk 4298 // to the package manager state.) 4299 if (p == null || p.packageName.equals(changingLib.packageName)) { 4300 p = changingLib; 4301 } 4302 } 4303 if (p != null) { 4304 String path = p.mPath; 4305 for (int i=0; i<num; i++) { 4306 if (mTmpSharedLibraries[i].equals(path)) { 4307 return num; 4308 } 4309 } 4310 mTmpSharedLibraries[num] = p.mPath; 4311 return num+1; 4312 } 4313 return num; 4314 } 4315 4316 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4317 PackageParser.Package changingLib) { 4318 // We might be upgrading from a version of the platform that did not 4319 // provide per-package native library directories for system apps. 4320 // Fix that up here. 4321 if (isSystemApp(pkg)) { 4322 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4323 setInternalAppNativeLibraryPath(pkg, ps); 4324 } 4325 4326 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4327 if (mTmpSharedLibraries == null || 4328 mTmpSharedLibraries.length < mSharedLibraries.size()) { 4329 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 4330 } 4331 int num = 0; 4332 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4333 for (int i=0; i<N; i++) { 4334 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4335 if (file == null) { 4336 Slog.e(TAG, "Package " + pkg.packageName 4337 + " requires unavailable shared library " 4338 + pkg.usesLibraries.get(i) + "; failing!"); 4339 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4340 return false; 4341 } 4342 num = addSharedLibraryLPw(file, num, changingLib); 4343 } 4344 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4345 for (int i=0; i<N; i++) { 4346 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4347 if (file == null) { 4348 Slog.w(TAG, "Package " + pkg.packageName 4349 + " desires unavailable shared library " 4350 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4351 } else { 4352 num = addSharedLibraryLPw(file, num, changingLib); 4353 } 4354 } 4355 if (num > 0) { 4356 pkg.usesLibraryFiles = new String[num]; 4357 System.arraycopy(mTmpSharedLibraries, 0, 4358 pkg.usesLibraryFiles, 0, num); 4359 } else { 4360 pkg.usesLibraryFiles = null; 4361 } 4362 } 4363 return true; 4364 } 4365 4366 private static boolean hasString(List<String> list, List<String> which) { 4367 if (list == null) { 4368 return false; 4369 } 4370 for (int i=list.size()-1; i>=0; i--) { 4371 for (int j=which.size()-1; j>=0; j--) { 4372 if (which.get(j).equals(list.get(i))) { 4373 return true; 4374 } 4375 } 4376 } 4377 return false; 4378 } 4379 4380 private void updateAllSharedLibrariesLPw() { 4381 for (PackageParser.Package pkg : mPackages.values()) { 4382 updateSharedLibrariesLPw(pkg, null); 4383 } 4384 } 4385 4386 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4387 PackageParser.Package changingPkg) { 4388 ArrayList<PackageParser.Package> res = null; 4389 for (PackageParser.Package pkg : mPackages.values()) { 4390 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4391 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4392 if (res == null) { 4393 res = new ArrayList<PackageParser.Package>(); 4394 } 4395 res.add(pkg); 4396 updateSharedLibrariesLPw(pkg, changingPkg); 4397 } 4398 } 4399 return res; 4400 } 4401 4402 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4403 int parseFlags, int scanMode, long currentTime, UserHandle user) { 4404 File scanFile = new File(pkg.mScanPath); 4405 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 4406 pkg.applicationInfo.publicSourceDir == null) { 4407 // Bail out. The resource and code paths haven't been set. 4408 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4409 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4410 return null; 4411 } 4412 4413 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4414 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4415 } 4416 4417 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4418 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4419 } 4420 4421 if (mCustomResolverComponentName != null && 4422 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4423 setUpCustomResolverActivity(pkg); 4424 } 4425 4426 if (pkg.packageName.equals("android")) { 4427 synchronized (mPackages) { 4428 if (mAndroidApplication != null) { 4429 Slog.w(TAG, "*************************************************"); 4430 Slog.w(TAG, "Core android package being redefined. Skipping."); 4431 Slog.w(TAG, " file=" + scanFile); 4432 Slog.w(TAG, "*************************************************"); 4433 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4434 return null; 4435 } 4436 4437 // Set up information for our fall-back user intent resolution activity. 4438 mPlatformPackage = pkg; 4439 pkg.mVersionCode = mSdkVersion; 4440 mAndroidApplication = pkg.applicationInfo; 4441 4442 if (!mResolverReplaced) { 4443 mResolveActivity.applicationInfo = mAndroidApplication; 4444 mResolveActivity.name = ResolverActivity.class.getName(); 4445 mResolveActivity.packageName = mAndroidApplication.packageName; 4446 mResolveActivity.processName = "system:ui"; 4447 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4448 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4449 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 4450 mResolveActivity.exported = true; 4451 mResolveActivity.enabled = true; 4452 mResolveInfo.activityInfo = mResolveActivity; 4453 mResolveInfo.priority = 0; 4454 mResolveInfo.preferredOrder = 0; 4455 mResolveInfo.match = 0; 4456 mResolveComponentName = new ComponentName( 4457 mAndroidApplication.packageName, mResolveActivity.name); 4458 } 4459 } 4460 } 4461 4462 if (DEBUG_PACKAGE_SCANNING) { 4463 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4464 Log.d(TAG, "Scanning package " + pkg.packageName); 4465 } 4466 4467 if (mPackages.containsKey(pkg.packageName) 4468 || mSharedLibraries.containsKey(pkg.packageName)) { 4469 Slog.w(TAG, "Application package " + pkg.packageName 4470 + " already installed. Skipping duplicate."); 4471 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4472 return null; 4473 } 4474 4475 // Initialize package source and resource directories 4476 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4477 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4478 4479 SharedUserSetting suid = null; 4480 PackageSetting pkgSetting = null; 4481 4482 if (!isSystemApp(pkg)) { 4483 // Only system apps can use these features. 4484 pkg.mOriginalPackages = null; 4485 pkg.mRealPackage = null; 4486 pkg.mAdoptPermissions = null; 4487 } 4488 4489 // writer 4490 synchronized (mPackages) { 4491 if (pkg.mSharedUserId != null) { 4492 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4493 if (suid == null) { 4494 Slog.w(TAG, "Creating application package " + pkg.packageName 4495 + " for shared user failed"); 4496 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4497 return null; 4498 } 4499 if (DEBUG_PACKAGE_SCANNING) { 4500 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4501 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 4502 + "): packages=" + suid.packages); 4503 } 4504 } 4505 4506 // Check if we are renaming from an original package name. 4507 PackageSetting origPackage = null; 4508 String realName = null; 4509 if (pkg.mOriginalPackages != null) { 4510 // This package may need to be renamed to a previously 4511 // installed name. Let's check on that... 4512 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 4513 if (pkg.mOriginalPackages.contains(renamed)) { 4514 // This package had originally been installed as the 4515 // original name, and we have already taken care of 4516 // transitioning to the new one. Just update the new 4517 // one to continue using the old name. 4518 realName = pkg.mRealPackage; 4519 if (!pkg.packageName.equals(renamed)) { 4520 // Callers into this function may have already taken 4521 // care of renaming the package; only do it here if 4522 // it is not already done. 4523 pkg.setPackageName(renamed); 4524 } 4525 4526 } else { 4527 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 4528 if ((origPackage = mSettings.peekPackageLPr( 4529 pkg.mOriginalPackages.get(i))) != null) { 4530 // We do have the package already installed under its 4531 // original name... should we use it? 4532 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 4533 // New package is not compatible with original. 4534 origPackage = null; 4535 continue; 4536 } else if (origPackage.sharedUser != null) { 4537 // Make sure uid is compatible between packages. 4538 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 4539 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 4540 + " to " + pkg.packageName + ": old uid " 4541 + origPackage.sharedUser.name 4542 + " differs from " + pkg.mSharedUserId); 4543 origPackage = null; 4544 continue; 4545 } 4546 } else { 4547 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 4548 + pkg.packageName + " to old name " + origPackage.name); 4549 } 4550 break; 4551 } 4552 } 4553 } 4554 } 4555 4556 if (mTransferedPackages.contains(pkg.packageName)) { 4557 Slog.w(TAG, "Package " + pkg.packageName 4558 + " was transferred to another, but its .apk remains"); 4559 } 4560 4561 // Just create the setting, don't add it yet. For already existing packages 4562 // the PkgSetting exists already and doesn't have to be created. 4563 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 4564 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 4565 pkg.applicationInfo.requiredCpuAbi, 4566 pkg.applicationInfo.flags, user, false); 4567 if (pkgSetting == null) { 4568 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 4569 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4570 return null; 4571 } 4572 4573 if (pkgSetting.origPackage != null) { 4574 // If we are first transitioning from an original package, 4575 // fix up the new package's name now. We need to do this after 4576 // looking up the package under its new name, so getPackageLP 4577 // can take care of fiddling things correctly. 4578 pkg.setPackageName(origPackage.name); 4579 4580 // File a report about this. 4581 String msg = "New package " + pkgSetting.realName 4582 + " renamed to replace old package " + pkgSetting.name; 4583 reportSettingsProblem(Log.WARN, msg); 4584 4585 // Make a note of it. 4586 mTransferedPackages.add(origPackage.name); 4587 4588 // No longer need to retain this. 4589 pkgSetting.origPackage = null; 4590 } 4591 4592 if (realName != null) { 4593 // Make a note of it. 4594 mTransferedPackages.add(pkg.packageName); 4595 } 4596 4597 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 4598 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 4599 } 4600 4601 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4602 // Check all shared libraries and map to their actual file path. 4603 // We only do this here for apps not on a system dir, because those 4604 // are the only ones that can fail an install due to this. We 4605 // will take care of the system apps by updating all of their 4606 // library paths after the scan is done. 4607 if (!updateSharedLibrariesLPw(pkg, null)) { 4608 return null; 4609 } 4610 } 4611 4612 if (mFoundPolicyFile) { 4613 SELinuxMMAC.assignSeinfoValue(pkg); 4614 } 4615 4616 pkg.applicationInfo.uid = pkgSetting.appId; 4617 pkg.mExtras = pkgSetting; 4618 4619 if (!verifySignaturesLP(pkgSetting, pkg)) { 4620 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4621 return null; 4622 } 4623 // The signature has changed, but this package is in the system 4624 // image... let's recover! 4625 pkgSetting.signatures.mSignatures = pkg.mSignatures; 4626 // However... if this package is part of a shared user, but it 4627 // doesn't match the signature of the shared user, let's fail. 4628 // What this means is that you can't change the signatures 4629 // associated with an overall shared user, which doesn't seem all 4630 // that unreasonable. 4631 if (pkgSetting.sharedUser != null) { 4632 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4633 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4634 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 4635 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 4636 return null; 4637 } 4638 } 4639 // File a report about this. 4640 String msg = "System package " + pkg.packageName 4641 + " signature changed; retaining data."; 4642 reportSettingsProblem(Log.WARN, msg); 4643 } 4644 4645 // Verify that this new package doesn't have any content providers 4646 // that conflict with existing packages. Only do this if the 4647 // package isn't already installed, since we don't want to break 4648 // things that are installed. 4649 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 4650 final int N = pkg.providers.size(); 4651 int i; 4652 for (i=0; i<N; i++) { 4653 PackageParser.Provider p = pkg.providers.get(i); 4654 if (p.info.authority != null) { 4655 String names[] = p.info.authority.split(";"); 4656 for (int j = 0; j < names.length; j++) { 4657 if (mProvidersByAuthority.containsKey(names[j])) { 4658 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4659 Slog.w(TAG, "Can't install because provider name " + names[j] + 4660 " (in package " + pkg.applicationInfo.packageName + 4661 ") is already used by " 4662 + ((other != null && other.getComponentName() != null) 4663 ? other.getComponentName().getPackageName() : "?")); 4664 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 4665 return null; 4666 } 4667 } 4668 } 4669 } 4670 } 4671 4672 if (pkg.mAdoptPermissions != null) { 4673 // This package wants to adopt ownership of permissions from 4674 // another package. 4675 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 4676 final String origName = pkg.mAdoptPermissions.get(i); 4677 final PackageSetting orig = mSettings.peekPackageLPr(origName); 4678 if (orig != null) { 4679 if (verifyPackageUpdateLPr(orig, pkg)) { 4680 Slog.i(TAG, "Adopting permissions from " + origName + " to " 4681 + pkg.packageName); 4682 mSettings.transferPermissionsLPw(origName, pkg.packageName); 4683 } 4684 } 4685 } 4686 } 4687 } 4688 4689 final String pkgName = pkg.packageName; 4690 4691 final long scanFileTime = scanFile.lastModified(); 4692 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 4693 pkg.applicationInfo.processName = fixProcessName( 4694 pkg.applicationInfo.packageName, 4695 pkg.applicationInfo.processName, 4696 pkg.applicationInfo.uid); 4697 4698 File dataPath; 4699 if (mPlatformPackage == pkg) { 4700 // The system package is special. 4701 dataPath = new File (Environment.getDataDirectory(), "system"); 4702 pkg.applicationInfo.dataDir = dataPath.getPath(); 4703 } else { 4704 // This is a normal package, need to make its data directory. 4705 dataPath = getDataPathForPackage(pkg.packageName, 0); 4706 4707 boolean uidError = false; 4708 4709 if (dataPath.exists()) { 4710 int currentUid = 0; 4711 try { 4712 StructStat stat = Libcore.os.stat(dataPath.getPath()); 4713 currentUid = stat.st_uid; 4714 } catch (ErrnoException e) { 4715 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 4716 } 4717 4718 // If we have mismatched owners for the data path, we have a problem. 4719 if (currentUid != pkg.applicationInfo.uid) { 4720 boolean recovered = false; 4721 if (currentUid == 0) { 4722 // The directory somehow became owned by root. Wow. 4723 // This is probably because the system was stopped while 4724 // installd was in the middle of messing with its libs 4725 // directory. Ask installd to fix that. 4726 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 4727 pkg.applicationInfo.uid); 4728 if (ret >= 0) { 4729 recovered = true; 4730 String msg = "Package " + pkg.packageName 4731 + " unexpectedly changed to uid 0; recovered to " + 4732 + pkg.applicationInfo.uid; 4733 reportSettingsProblem(Log.WARN, msg); 4734 } 4735 } 4736 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4737 || (scanMode&SCAN_BOOTING) != 0)) { 4738 // If this is a system app, we can at least delete its 4739 // current data so the application will still work. 4740 int ret = removeDataDirsLI(pkgName); 4741 if (ret >= 0) { 4742 // TODO: Kill the processes first 4743 // Old data gone! 4744 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4745 ? "System package " : "Third party package "; 4746 String msg = prefix + pkg.packageName 4747 + " has changed from uid: " 4748 + currentUid + " to " 4749 + pkg.applicationInfo.uid + "; old data erased"; 4750 reportSettingsProblem(Log.WARN, msg); 4751 recovered = true; 4752 4753 // And now re-install the app. 4754 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4755 pkg.applicationInfo.seinfo); 4756 if (ret == -1) { 4757 // Ack should not happen! 4758 msg = prefix + pkg.packageName 4759 + " could not have data directory re-created after delete."; 4760 reportSettingsProblem(Log.WARN, msg); 4761 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4762 return null; 4763 } 4764 } 4765 if (!recovered) { 4766 mHasSystemUidErrors = true; 4767 } 4768 } else if (!recovered) { 4769 // If we allow this install to proceed, we will be broken. 4770 // Abort, abort! 4771 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4772 return null; 4773 } 4774 if (!recovered) { 4775 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4776 + pkg.applicationInfo.uid + "/fs_" 4777 + currentUid; 4778 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4779 String msg = "Package " + pkg.packageName 4780 + " has mismatched uid: " 4781 + currentUid + " on disk, " 4782 + pkg.applicationInfo.uid + " in settings"; 4783 // writer 4784 synchronized (mPackages) { 4785 mSettings.mReadMessages.append(msg); 4786 mSettings.mReadMessages.append('\n'); 4787 uidError = true; 4788 if (!pkgSetting.uidError) { 4789 reportSettingsProblem(Log.ERROR, msg); 4790 } 4791 } 4792 } 4793 } 4794 pkg.applicationInfo.dataDir = dataPath.getPath(); 4795 if (mShouldRestoreconData) { 4796 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 4797 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 4798 pkg.applicationInfo.uid); 4799 } 4800 } else { 4801 if (DEBUG_PACKAGE_SCANNING) { 4802 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4803 Log.v(TAG, "Want this data dir: " + dataPath); 4804 } 4805 //invoke installer to do the actual installation 4806 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4807 pkg.applicationInfo.seinfo); 4808 if (ret < 0) { 4809 // Error from installer 4810 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4811 return null; 4812 } 4813 4814 if (dataPath.exists()) { 4815 pkg.applicationInfo.dataDir = dataPath.getPath(); 4816 } else { 4817 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4818 pkg.applicationInfo.dataDir = null; 4819 } 4820 } 4821 4822 /* 4823 * Set the data dir to the default "/data/data/<package name>/lib" 4824 * if we got here without anyone telling us different (e.g., apps 4825 * stored on SD card have their native libraries stored in the ASEC 4826 * container with the APK). 4827 * 4828 * This happens during an upgrade from a package settings file that 4829 * doesn't have a native library path attribute at all. 4830 */ 4831 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4832 if (pkgSetting.nativeLibraryPathString == null) { 4833 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4834 } else { 4835 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4836 } 4837 } 4838 4839 pkgSetting.uidError = uidError; 4840 } 4841 4842 String path = scanFile.getPath(); 4843 /* Note: We don't want to unpack the native binaries for 4844 * system applications, unless they have been updated 4845 * (the binaries are already under /system/lib). 4846 * Also, don't unpack libs for apps on the external card 4847 * since they should have their libraries in the ASEC 4848 * container already. 4849 * 4850 * In other words, we're going to unpack the binaries 4851 * only for non-system apps and system app upgrades. 4852 */ 4853 if (pkg.applicationInfo.nativeLibraryDir != null) { 4854 try { 4855 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4856 final String dataPathString = dataPath.getCanonicalPath(); 4857 4858 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4859 /* 4860 * Upgrading from a previous version of the OS sometimes 4861 * leaves native libraries in the /data/data/<app>/lib 4862 * directory for system apps even when they shouldn't be. 4863 * Recent changes in the JNI library search path 4864 * necessitates we remove those to match previous behavior. 4865 */ 4866 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4867 Log.i(TAG, "removed obsolete native libraries for system package " 4868 + path); 4869 } 4870 } else { 4871 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4872 /* 4873 * Update native library dir if it starts with 4874 * /data/data 4875 */ 4876 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4877 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4878 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4879 } 4880 4881 try { 4882 int copyRet = copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir); 4883 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4884 Slog.e(TAG, "Unable to copy native libraries"); 4885 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4886 return null; 4887 } 4888 4889 // We've successfully copied native libraries across, so we make a 4890 // note of what ABI we're using 4891 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4892 pkg.applicationInfo.requiredCpuAbi = Build.SUPPORTED_ABIS[copyRet]; 4893 } else { 4894 pkg.applicationInfo.requiredCpuAbi = null; 4895 } 4896 } catch (IOException e) { 4897 Slog.e(TAG, "Unable to copy native libraries", e); 4898 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4899 return null; 4900 } 4901 } 4902 4903 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 4904 final int[] userIds = sUserManager.getUserIds(); 4905 synchronized (mInstallLock) { 4906 for (int userId : userIds) { 4907 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 4908 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 4909 Slog.w(TAG, "Failed linking native library dir (user=" + userId 4910 + ")"); 4911 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4912 return null; 4913 } 4914 } 4915 } 4916 } 4917 } catch (IOException ioe) { 4918 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4919 } 4920 } 4921 pkg.mScanPath = path; 4922 4923 if ((scanMode&SCAN_NO_DEX) == 0) { 4924 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4925 == DEX_OPT_FAILED) { 4926 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4927 removeDataDirsLI(pkg.packageName); 4928 } 4929 4930 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4931 return null; 4932 } 4933 } 4934 4935 if (mFactoryTest && pkg.requestedPermissions.contains( 4936 android.Manifest.permission.FACTORY_TEST)) { 4937 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4938 } 4939 4940 ArrayList<PackageParser.Package> clientLibPkgs = null; 4941 4942 // writer 4943 synchronized (mPackages) { 4944 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 4945 // Only system apps can add new shared libraries. 4946 if (pkg.libraryNames != null) { 4947 for (int i=0; i<pkg.libraryNames.size(); i++) { 4948 String name = pkg.libraryNames.get(i); 4949 boolean allowed = false; 4950 if (isUpdatedSystemApp(pkg)) { 4951 // New library entries can only be added through the 4952 // system image. This is important to get rid of a lot 4953 // of nasty edge cases: for example if we allowed a non- 4954 // system update of the app to add a library, then uninstalling 4955 // the update would make the library go away, and assumptions 4956 // we made such as through app install filtering would now 4957 // have allowed apps on the device which aren't compatible 4958 // with it. Better to just have the restriction here, be 4959 // conservative, and create many fewer cases that can negatively 4960 // impact the user experience. 4961 final PackageSetting sysPs = mSettings 4962 .getDisabledSystemPkgLPr(pkg.packageName); 4963 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 4964 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 4965 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 4966 allowed = true; 4967 allowed = true; 4968 break; 4969 } 4970 } 4971 } 4972 } else { 4973 allowed = true; 4974 } 4975 if (allowed) { 4976 if (!mSharedLibraries.containsKey(name)) { 4977 mSharedLibraries.put(name, new SharedLibraryEntry(null, 4978 pkg.packageName)); 4979 } else if (!name.equals(pkg.packageName)) { 4980 Slog.w(TAG, "Package " + pkg.packageName + " library " 4981 + name + " already exists; skipping"); 4982 } 4983 } else { 4984 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 4985 + name + " that is not declared on system image; skipping"); 4986 } 4987 } 4988 if ((scanMode&SCAN_BOOTING) == 0) { 4989 // If we are not booting, we need to update any applications 4990 // that are clients of our shared library. If we are booting, 4991 // this will all be done once the scan is complete. 4992 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 4993 } 4994 } 4995 } 4996 } 4997 4998 // We also need to dexopt any apps that are dependent on this library. Note that 4999 // if these fail, we should abort the install since installing the library will 5000 // result in some apps being broken. 5001 if (clientLibPkgs != null) { 5002 if ((scanMode&SCAN_NO_DEX) == 0) { 5003 for (int i=0; i<clientLibPkgs.size(); i++) { 5004 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5005 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5006 == DEX_OPT_FAILED) { 5007 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5008 removeDataDirsLI(pkg.packageName); 5009 } 5010 5011 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5012 return null; 5013 } 5014 } 5015 } 5016 } 5017 5018 // Request the ActivityManager to kill the process(only for existing packages) 5019 // so that we do not end up in a confused state while the user is still using the older 5020 // version of the application while the new one gets installed. 5021 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5022 // If the package lives in an asec, tell everyone that the container is going 5023 // away so they can clean up any references to its resources (which would prevent 5024 // vold from being able to unmount the asec) 5025 if (isForwardLocked(pkg) || isExternal(pkg)) { 5026 if (DEBUG_INSTALL) { 5027 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5028 } 5029 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5030 final ArrayList<String> pkgList = new ArrayList<String>(1); 5031 pkgList.add(pkg.applicationInfo.packageName); 5032 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5033 } 5034 5035 // Post the request that it be killed now that the going-away broadcast is en route 5036 killApplication(pkg.applicationInfo.packageName, 5037 pkg.applicationInfo.uid, "update pkg"); 5038 } 5039 5040 // Also need to kill any apps that are dependent on the library. 5041 if (clientLibPkgs != null) { 5042 for (int i=0; i<clientLibPkgs.size(); i++) { 5043 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5044 killApplication(clientPkg.applicationInfo.packageName, 5045 clientPkg.applicationInfo.uid, "update lib"); 5046 } 5047 } 5048 5049 // writer 5050 synchronized (mPackages) { 5051 // We don't expect installation to fail beyond this point, 5052 if ((scanMode&SCAN_MONITOR) != 0) { 5053 mAppDirs.put(pkg.mPath, pkg); 5054 } 5055 // Add the new setting to mSettings 5056 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5057 // Add the new setting to mPackages 5058 mPackages.put(pkg.applicationInfo.packageName, pkg); 5059 // Make sure we don't accidentally delete its data. 5060 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5061 while (iter.hasNext()) { 5062 PackageCleanItem item = iter.next(); 5063 if (pkgName.equals(item.packageName)) { 5064 iter.remove(); 5065 } 5066 } 5067 5068 // Take care of first install / last update times. 5069 if (currentTime != 0) { 5070 if (pkgSetting.firstInstallTime == 0) { 5071 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5072 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5073 pkgSetting.lastUpdateTime = currentTime; 5074 } 5075 } else if (pkgSetting.firstInstallTime == 0) { 5076 // We need *something*. Take time time stamp of the file. 5077 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5078 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5079 if (scanFileTime != pkgSetting.timeStamp) { 5080 // A package on the system image has changed; consider this 5081 // to be an update. 5082 pkgSetting.lastUpdateTime = scanFileTime; 5083 } 5084 } 5085 5086 // Add the package's KeySets to the global KeySetManager 5087 KeySetManager ksm = mSettings.mKeySetManager; 5088 try { 5089 ksm.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5090 if (pkg.mKeySetMapping != null) { 5091 for (Map.Entry<String, Set<PublicKey>> entry : pkg.mKeySetMapping.entrySet()) { 5092 if (entry.getValue() != null) { 5093 ksm.addDefinedKeySetToPackage(pkg.packageName, 5094 entry.getValue(), entry.getKey()); 5095 } 5096 } 5097 } 5098 } catch (NullPointerException e) { 5099 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5100 } catch (IllegalArgumentException e) { 5101 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5102 } 5103 5104 int N = pkg.providers.size(); 5105 StringBuilder r = null; 5106 int i; 5107 for (i=0; i<N; i++) { 5108 PackageParser.Provider p = pkg.providers.get(i); 5109 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5110 p.info.processName, pkg.applicationInfo.uid); 5111 mProviders.addProvider(p); 5112 p.syncable = p.info.isSyncable; 5113 if (p.info.authority != null) { 5114 String names[] = p.info.authority.split(";"); 5115 p.info.authority = null; 5116 for (int j = 0; j < names.length; j++) { 5117 if (j == 1 && p.syncable) { 5118 // We only want the first authority for a provider to possibly be 5119 // syncable, so if we already added this provider using a different 5120 // authority clear the syncable flag. We copy the provider before 5121 // changing it because the mProviders object contains a reference 5122 // to a provider that we don't want to change. 5123 // Only do this for the second authority since the resulting provider 5124 // object can be the same for all future authorities for this provider. 5125 p = new PackageParser.Provider(p); 5126 p.syncable = false; 5127 } 5128 if (!mProvidersByAuthority.containsKey(names[j])) { 5129 mProvidersByAuthority.put(names[j], p); 5130 if (p.info.authority == null) { 5131 p.info.authority = names[j]; 5132 } else { 5133 p.info.authority = p.info.authority + ";" + names[j]; 5134 } 5135 if (DEBUG_PACKAGE_SCANNING) { 5136 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5137 Log.d(TAG, "Registered content provider: " + names[j] 5138 + ", className = " + p.info.name + ", isSyncable = " 5139 + p.info.isSyncable); 5140 } 5141 } else { 5142 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5143 Slog.w(TAG, "Skipping provider name " + names[j] + 5144 " (in package " + pkg.applicationInfo.packageName + 5145 "): name already used by " 5146 + ((other != null && other.getComponentName() != null) 5147 ? other.getComponentName().getPackageName() : "?")); 5148 } 5149 } 5150 } 5151 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5152 if (r == null) { 5153 r = new StringBuilder(256); 5154 } else { 5155 r.append(' '); 5156 } 5157 r.append(p.info.name); 5158 } 5159 } 5160 if (r != null) { 5161 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5162 } 5163 5164 N = pkg.services.size(); 5165 r = null; 5166 for (i=0; i<N; i++) { 5167 PackageParser.Service s = pkg.services.get(i); 5168 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5169 s.info.processName, pkg.applicationInfo.uid); 5170 mServices.addService(s); 5171 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5172 if (r == null) { 5173 r = new StringBuilder(256); 5174 } else { 5175 r.append(' '); 5176 } 5177 r.append(s.info.name); 5178 } 5179 } 5180 if (r != null) { 5181 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5182 } 5183 5184 N = pkg.receivers.size(); 5185 r = null; 5186 for (i=0; i<N; i++) { 5187 PackageParser.Activity a = pkg.receivers.get(i); 5188 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5189 a.info.processName, pkg.applicationInfo.uid); 5190 mReceivers.addActivity(a, "receiver"); 5191 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5192 if (r == null) { 5193 r = new StringBuilder(256); 5194 } else { 5195 r.append(' '); 5196 } 5197 r.append(a.info.name); 5198 } 5199 } 5200 if (r != null) { 5201 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5202 } 5203 5204 N = pkg.activities.size(); 5205 r = null; 5206 for (i=0; i<N; i++) { 5207 PackageParser.Activity a = pkg.activities.get(i); 5208 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5209 a.info.processName, pkg.applicationInfo.uid); 5210 mActivities.addActivity(a, "activity"); 5211 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5212 if (r == null) { 5213 r = new StringBuilder(256); 5214 } else { 5215 r.append(' '); 5216 } 5217 r.append(a.info.name); 5218 } 5219 } 5220 if (r != null) { 5221 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5222 } 5223 5224 N = pkg.permissionGroups.size(); 5225 r = null; 5226 for (i=0; i<N; i++) { 5227 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5228 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5229 if (cur == null) { 5230 mPermissionGroups.put(pg.info.name, pg); 5231 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5232 if (r == null) { 5233 r = new StringBuilder(256); 5234 } else { 5235 r.append(' '); 5236 } 5237 r.append(pg.info.name); 5238 } 5239 } else { 5240 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5241 + pg.info.packageName + " ignored: original from " 5242 + cur.info.packageName); 5243 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5244 if (r == null) { 5245 r = new StringBuilder(256); 5246 } else { 5247 r.append(' '); 5248 } 5249 r.append("DUP:"); 5250 r.append(pg.info.name); 5251 } 5252 } 5253 } 5254 if (r != null) { 5255 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5256 } 5257 5258 N = pkg.permissions.size(); 5259 r = null; 5260 for (i=0; i<N; i++) { 5261 PackageParser.Permission p = pkg.permissions.get(i); 5262 HashMap<String, BasePermission> permissionMap = 5263 p.tree ? mSettings.mPermissionTrees 5264 : mSettings.mPermissions; 5265 p.group = mPermissionGroups.get(p.info.group); 5266 if (p.info.group == null || p.group != null) { 5267 BasePermission bp = permissionMap.get(p.info.name); 5268 if (bp == null) { 5269 bp = new BasePermission(p.info.name, p.info.packageName, 5270 BasePermission.TYPE_NORMAL); 5271 permissionMap.put(p.info.name, bp); 5272 } 5273 if (bp.perm == null) { 5274 if (bp.sourcePackage != null 5275 && !bp.sourcePackage.equals(p.info.packageName)) { 5276 // If this is a permission that was formerly defined by a non-system 5277 // app, but is now defined by a system app (following an upgrade), 5278 // discard the previous declaration and consider the system's to be 5279 // canonical. 5280 if (isSystemApp(p.owner)) { 5281 String msg = "New decl " + p.owner + " of permission " 5282 + p.info.name + " is system"; 5283 reportSettingsProblem(Log.WARN, msg); 5284 bp.sourcePackage = null; 5285 } 5286 } 5287 if (bp.sourcePackage == null 5288 || bp.sourcePackage.equals(p.info.packageName)) { 5289 BasePermission tree = findPermissionTreeLP(p.info.name); 5290 if (tree == null 5291 || tree.sourcePackage.equals(p.info.packageName)) { 5292 bp.packageSetting = pkgSetting; 5293 bp.perm = p; 5294 bp.uid = pkg.applicationInfo.uid; 5295 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5296 if (r == null) { 5297 r = new StringBuilder(256); 5298 } else { 5299 r.append(' '); 5300 } 5301 r.append(p.info.name); 5302 } 5303 } else { 5304 Slog.w(TAG, "Permission " + p.info.name + " from package " 5305 + p.info.packageName + " ignored: base tree " 5306 + tree.name + " is from package " 5307 + tree.sourcePackage); 5308 } 5309 } else { 5310 Slog.w(TAG, "Permission " + p.info.name + " from package " 5311 + p.info.packageName + " ignored: original from " 5312 + bp.sourcePackage); 5313 } 5314 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5315 if (r == null) { 5316 r = new StringBuilder(256); 5317 } else { 5318 r.append(' '); 5319 } 5320 r.append("DUP:"); 5321 r.append(p.info.name); 5322 } 5323 if (bp.perm == p) { 5324 bp.protectionLevel = p.info.protectionLevel; 5325 } 5326 } else { 5327 Slog.w(TAG, "Permission " + p.info.name + " from package " 5328 + p.info.packageName + " ignored: no group " 5329 + p.group); 5330 } 5331 } 5332 if (r != null) { 5333 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5334 } 5335 5336 N = pkg.instrumentation.size(); 5337 r = null; 5338 for (i=0; i<N; i++) { 5339 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5340 a.info.packageName = pkg.applicationInfo.packageName; 5341 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5342 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5343 a.info.dataDir = pkg.applicationInfo.dataDir; 5344 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5345 mInstrumentation.put(a.getComponentName(), a); 5346 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5347 if (r == null) { 5348 r = new StringBuilder(256); 5349 } else { 5350 r.append(' '); 5351 } 5352 r.append(a.info.name); 5353 } 5354 } 5355 if (r != null) { 5356 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5357 } 5358 5359 if (pkg.protectedBroadcasts != null) { 5360 N = pkg.protectedBroadcasts.size(); 5361 for (i=0; i<N; i++) { 5362 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5363 } 5364 } 5365 5366 pkgSetting.setTimeStamp(scanFileTime); 5367 5368 // Create idmap files for pairs of (packages, overlay packages). 5369 // Note: "android", ie framework-res.apk, is handled by native layers. 5370 if (pkg.mOverlayTarget != null) { 5371 // This is an overlay package. 5372 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5373 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5374 mOverlays.put(pkg.mOverlayTarget, 5375 new HashMap<String, PackageParser.Package>()); 5376 } 5377 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5378 map.put(pkg.packageName, pkg); 5379 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5380 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5381 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5382 return null; 5383 } 5384 } 5385 } else if (mOverlays.containsKey(pkg.packageName) && 5386 !pkg.packageName.equals("android")) { 5387 // This is a regular package, with one or more known overlay packages. 5388 createIdmapsForPackageLI(pkg); 5389 } 5390 } 5391 5392 return pkg; 5393 } 5394 5395 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 5396 synchronized (mPackages) { 5397 mResolverReplaced = true; 5398 // Set up information for custom user intent resolution activity. 5399 mResolveActivity.applicationInfo = pkg.applicationInfo; 5400 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 5401 mResolveActivity.packageName = pkg.applicationInfo.packageName; 5402 mResolveActivity.processName = null; 5403 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5404 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 5405 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 5406 mResolveActivity.theme = 0; 5407 mResolveActivity.exported = true; 5408 mResolveActivity.enabled = true; 5409 mResolveInfo.activityInfo = mResolveActivity; 5410 mResolveInfo.priority = 0; 5411 mResolveInfo.preferredOrder = 0; 5412 mResolveInfo.match = 0; 5413 mResolveComponentName = mCustomResolverComponentName; 5414 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 5415 mResolveComponentName); 5416 } 5417 } 5418 5419 private String calculateApkRoot(final File codePath) { 5420 final File codeRoot; 5421 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 5422 codeRoot = Environment.getRootDirectory(); 5423 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 5424 codeRoot = Environment.getRootDirectory(); 5425 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 5426 codeRoot = Environment.getVendorDirectory(); 5427 } else { 5428 // Unrecognized code path; take its top real segment as the apk root: 5429 // e.g. /something/app/blah.apk => /something 5430 try { 5431 File f = codePath.getCanonicalFile(); 5432 File parent = f.getParentFile(); // non-null because codePath is a file 5433 File tmp; 5434 while ((tmp = parent.getParentFile()) != null) { 5435 f = parent; 5436 parent = tmp; 5437 } 5438 codeRoot = f; 5439 Slog.w(TAG, "Unrecognized code path " 5440 + codePath + " - using " + codeRoot); 5441 } catch (IOException e) { 5442 // Can't canonicalize the lib path -- shenanigans? 5443 Slog.w(TAG, "Can't canonicalize code path " + codePath); 5444 return Environment.getRootDirectory().getPath(); 5445 } 5446 } 5447 return codeRoot.getPath(); 5448 } 5449 5450 // This is the initial scan-time determination of how to handle a given 5451 // package for purposes of native library location. 5452 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 5453 PackageSetting pkgSetting) { 5454 // "bundled" here means system-installed with no overriding update 5455 final boolean bundledApk = isSystemApp(pkg) && !isUpdatedSystemApp(pkg); 5456 final String apkName = getApkName(pkgSetting.codePathString); 5457 final File libDir; 5458 if (bundledApk) { 5459 // If "/system/lib64/apkname" exists, assume that is the per-package 5460 // native library directory to use; otherwise use "/system/lib/apkname". 5461 String apkRoot = calculateApkRoot(pkgSetting.codePath); 5462 File lib64 = new File(apkRoot, LIB64_DIR_NAME); 5463 File packLib64 = new File(lib64, apkName); 5464 libDir = (packLib64.exists()) ? lib64 : new File(apkRoot, LIB_DIR_NAME); 5465 } else { 5466 libDir = mAppLibInstallDir; 5467 } 5468 final String nativeLibraryPath = (new File(libDir, apkName)).getPath(); 5469 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 5470 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 5471 } 5472 5473 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 5474 throws IOException { 5475 if (!nativeLibraryDir.isDirectory()) { 5476 nativeLibraryDir.delete(); 5477 5478 if (!nativeLibraryDir.mkdir()) { 5479 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 5480 } 5481 5482 try { 5483 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 5484 | S_IXOTH); 5485 } catch (ErrnoException e) { 5486 throw new IOException("Cannot chmod native library directory " 5487 + nativeLibraryDir.getPath(), e); 5488 } 5489 } else if (!SELinux.restorecon(nativeLibraryDir)) { 5490 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 5491 } 5492 5493 /* 5494 * If this is an internal application or our nativeLibraryPath points to 5495 * the app-lib directory, unpack the libraries if necessary. 5496 */ 5497 final NativeLibraryHelper.ApkHandle handle = new NativeLibraryHelper.ApkHandle(scanFile); 5498 try { 5499 int abi = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_ABIS); 5500 if (abi >= 0) { 5501 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 5502 nativeLibraryDir, Build.SUPPORTED_ABIS[abi]); 5503 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 5504 return copyRet; 5505 } 5506 } 5507 5508 return abi; 5509 } finally { 5510 handle.close(); 5511 } 5512 } 5513 5514 private void killApplication(String pkgName, int appId, String reason) { 5515 // Request the ActivityManager to kill the process(only for existing packages) 5516 // so that we do not end up in a confused state while the user is still using the older 5517 // version of the application while the new one gets installed. 5518 IActivityManager am = ActivityManagerNative.getDefault(); 5519 if (am != null) { 5520 try { 5521 am.killApplicationWithAppId(pkgName, appId, reason); 5522 } catch (RemoteException e) { 5523 } 5524 } 5525 } 5526 5527 void removePackageLI(PackageSetting ps, boolean chatty) { 5528 if (DEBUG_INSTALL) { 5529 if (chatty) 5530 Log.d(TAG, "Removing package " + ps.name); 5531 } 5532 5533 // writer 5534 synchronized (mPackages) { 5535 mPackages.remove(ps.name); 5536 if (ps.codePathString != null) { 5537 mAppDirs.remove(ps.codePathString); 5538 } 5539 5540 final PackageParser.Package pkg = ps.pkg; 5541 if (pkg != null) { 5542 cleanPackageDataStructuresLILPw(pkg, chatty); 5543 } 5544 } 5545 } 5546 5547 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 5548 if (DEBUG_INSTALL) { 5549 if (chatty) 5550 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 5551 } 5552 5553 // writer 5554 synchronized (mPackages) { 5555 mPackages.remove(pkg.applicationInfo.packageName); 5556 if (pkg.mPath != null) { 5557 mAppDirs.remove(pkg.mPath); 5558 } 5559 cleanPackageDataStructuresLILPw(pkg, chatty); 5560 } 5561 } 5562 5563 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 5564 int N = pkg.providers.size(); 5565 StringBuilder r = null; 5566 int i; 5567 for (i=0; i<N; i++) { 5568 PackageParser.Provider p = pkg.providers.get(i); 5569 mProviders.removeProvider(p); 5570 if (p.info.authority == null) { 5571 5572 /* There was another ContentProvider with this authority when 5573 * this app was installed so this authority is null, 5574 * Ignore it as we don't have to unregister the provider. 5575 */ 5576 continue; 5577 } 5578 String names[] = p.info.authority.split(";"); 5579 for (int j = 0; j < names.length; j++) { 5580 if (mProvidersByAuthority.get(names[j]) == p) { 5581 mProvidersByAuthority.remove(names[j]); 5582 if (DEBUG_REMOVE) { 5583 if (chatty) 5584 Log.d(TAG, "Unregistered content provider: " + names[j] 5585 + ", className = " + p.info.name + ", isSyncable = " 5586 + p.info.isSyncable); 5587 } 5588 } 5589 } 5590 if (DEBUG_REMOVE && chatty) { 5591 if (r == null) { 5592 r = new StringBuilder(256); 5593 } else { 5594 r.append(' '); 5595 } 5596 r.append(p.info.name); 5597 } 5598 } 5599 if (r != null) { 5600 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 5601 } 5602 5603 N = pkg.services.size(); 5604 r = null; 5605 for (i=0; i<N; i++) { 5606 PackageParser.Service s = pkg.services.get(i); 5607 mServices.removeService(s); 5608 if (chatty) { 5609 if (r == null) { 5610 r = new StringBuilder(256); 5611 } else { 5612 r.append(' '); 5613 } 5614 r.append(s.info.name); 5615 } 5616 } 5617 if (r != null) { 5618 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 5619 } 5620 5621 N = pkg.receivers.size(); 5622 r = null; 5623 for (i=0; i<N; i++) { 5624 PackageParser.Activity a = pkg.receivers.get(i); 5625 mReceivers.removeActivity(a, "receiver"); 5626 if (DEBUG_REMOVE && chatty) { 5627 if (r == null) { 5628 r = new StringBuilder(256); 5629 } else { 5630 r.append(' '); 5631 } 5632 r.append(a.info.name); 5633 } 5634 } 5635 if (r != null) { 5636 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 5637 } 5638 5639 N = pkg.activities.size(); 5640 r = null; 5641 for (i=0; i<N; i++) { 5642 PackageParser.Activity a = pkg.activities.get(i); 5643 mActivities.removeActivity(a, "activity"); 5644 if (DEBUG_REMOVE && chatty) { 5645 if (r == null) { 5646 r = new StringBuilder(256); 5647 } else { 5648 r.append(' '); 5649 } 5650 r.append(a.info.name); 5651 } 5652 } 5653 if (r != null) { 5654 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 5655 } 5656 5657 N = pkg.permissions.size(); 5658 r = null; 5659 for (i=0; i<N; i++) { 5660 PackageParser.Permission p = pkg.permissions.get(i); 5661 BasePermission bp = mSettings.mPermissions.get(p.info.name); 5662 if (bp == null) { 5663 bp = mSettings.mPermissionTrees.get(p.info.name); 5664 } 5665 if (bp != null && bp.perm == p) { 5666 bp.perm = null; 5667 if (DEBUG_REMOVE && chatty) { 5668 if (r == null) { 5669 r = new StringBuilder(256); 5670 } else { 5671 r.append(' '); 5672 } 5673 r.append(p.info.name); 5674 } 5675 } 5676 } 5677 if (r != null) { 5678 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 5679 } 5680 5681 N = pkg.instrumentation.size(); 5682 r = null; 5683 for (i=0; i<N; i++) { 5684 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5685 mInstrumentation.remove(a.getComponentName()); 5686 if (DEBUG_REMOVE && chatty) { 5687 if (r == null) { 5688 r = new StringBuilder(256); 5689 } else { 5690 r.append(' '); 5691 } 5692 r.append(a.info.name); 5693 } 5694 } 5695 if (r != null) { 5696 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 5697 } 5698 5699 r = null; 5700 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5701 // Only system apps can hold shared libraries. 5702 if (pkg.libraryNames != null) { 5703 for (i=0; i<pkg.libraryNames.size(); i++) { 5704 String name = pkg.libraryNames.get(i); 5705 SharedLibraryEntry cur = mSharedLibraries.get(name); 5706 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 5707 mSharedLibraries.remove(name); 5708 if (DEBUG_REMOVE && chatty) { 5709 if (r == null) { 5710 r = new StringBuilder(256); 5711 } else { 5712 r.append(' '); 5713 } 5714 r.append(name); 5715 } 5716 } 5717 } 5718 } 5719 } 5720 if (r != null) { 5721 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 5722 } 5723 } 5724 5725 private static final boolean isPackageFilename(String name) { 5726 return name != null && name.endsWith(".apk"); 5727 } 5728 5729 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 5730 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 5731 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 5732 return true; 5733 } 5734 } 5735 return false; 5736 } 5737 5738 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 5739 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 5740 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 5741 5742 private void updatePermissionsLPw(String changingPkg, 5743 PackageParser.Package pkgInfo, int flags) { 5744 // Make sure there are no dangling permission trees. 5745 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 5746 while (it.hasNext()) { 5747 final BasePermission bp = it.next(); 5748 if (bp.packageSetting == null) { 5749 // We may not yet have parsed the package, so just see if 5750 // we still know about its settings. 5751 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5752 } 5753 if (bp.packageSetting == null) { 5754 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 5755 + " from package " + bp.sourcePackage); 5756 it.remove(); 5757 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5758 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5759 Slog.i(TAG, "Removing old permission tree: " + bp.name 5760 + " from package " + bp.sourcePackage); 5761 flags |= UPDATE_PERMISSIONS_ALL; 5762 it.remove(); 5763 } 5764 } 5765 } 5766 5767 // Make sure all dynamic permissions have been assigned to a package, 5768 // and make sure there are no dangling permissions. 5769 it = mSettings.mPermissions.values().iterator(); 5770 while (it.hasNext()) { 5771 final BasePermission bp = it.next(); 5772 if (bp.type == BasePermission.TYPE_DYNAMIC) { 5773 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 5774 + bp.name + " pkg=" + bp.sourcePackage 5775 + " info=" + bp.pendingInfo); 5776 if (bp.packageSetting == null && bp.pendingInfo != null) { 5777 final BasePermission tree = findPermissionTreeLP(bp.name); 5778 if (tree != null && tree.perm != null) { 5779 bp.packageSetting = tree.packageSetting; 5780 bp.perm = new PackageParser.Permission(tree.perm.owner, 5781 new PermissionInfo(bp.pendingInfo)); 5782 bp.perm.info.packageName = tree.perm.info.packageName; 5783 bp.perm.info.name = bp.name; 5784 bp.uid = tree.uid; 5785 } 5786 } 5787 } 5788 if (bp.packageSetting == null) { 5789 // We may not yet have parsed the package, so just see if 5790 // we still know about its settings. 5791 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5792 } 5793 if (bp.packageSetting == null) { 5794 Slog.w(TAG, "Removing dangling permission: " + bp.name 5795 + " from package " + bp.sourcePackage); 5796 it.remove(); 5797 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5798 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5799 Slog.i(TAG, "Removing old permission: " + bp.name 5800 + " from package " + bp.sourcePackage); 5801 flags |= UPDATE_PERMISSIONS_ALL; 5802 it.remove(); 5803 } 5804 } 5805 } 5806 5807 // Now update the permissions for all packages, in particular 5808 // replace the granted permissions of the system packages. 5809 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 5810 for (PackageParser.Package pkg : mPackages.values()) { 5811 if (pkg != pkgInfo) { 5812 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 5813 } 5814 } 5815 } 5816 5817 if (pkgInfo != null) { 5818 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 5819 } 5820 } 5821 5822 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 5823 final PackageSetting ps = (PackageSetting) pkg.mExtras; 5824 if (ps == null) { 5825 return; 5826 } 5827 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 5828 HashSet<String> origPermissions = gp.grantedPermissions; 5829 boolean changedPermission = false; 5830 5831 if (replace) { 5832 ps.permissionsFixed = false; 5833 if (gp == ps) { 5834 origPermissions = new HashSet<String>(gp.grantedPermissions); 5835 gp.grantedPermissions.clear(); 5836 gp.gids = mGlobalGids; 5837 } 5838 } 5839 5840 if (gp.gids == null) { 5841 gp.gids = mGlobalGids; 5842 } 5843 5844 final int N = pkg.requestedPermissions.size(); 5845 for (int i=0; i<N; i++) { 5846 final String name = pkg.requestedPermissions.get(i); 5847 final boolean required = pkg.requestedPermissionsRequired.get(i); 5848 final BasePermission bp = mSettings.mPermissions.get(name); 5849 if (DEBUG_INSTALL) { 5850 if (gp != ps) { 5851 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 5852 } 5853 } 5854 5855 if (bp == null || bp.packageSetting == null) { 5856 Slog.w(TAG, "Unknown permission " + name 5857 + " in package " + pkg.packageName); 5858 continue; 5859 } 5860 5861 final String perm = bp.name; 5862 boolean allowed; 5863 boolean allowedSig = false; 5864 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 5865 if (level == PermissionInfo.PROTECTION_NORMAL 5866 || level == PermissionInfo.PROTECTION_DANGEROUS) { 5867 // We grant a normal or dangerous permission if any of the following 5868 // are true: 5869 // 1) The permission is required 5870 // 2) The permission is optional, but was granted in the past 5871 // 3) The permission is optional, but was requested by an 5872 // app in /system (not /data) 5873 // 5874 // Otherwise, reject the permission. 5875 allowed = (required || origPermissions.contains(perm) 5876 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 5877 } else if (bp.packageSetting == null) { 5878 // This permission is invalid; skip it. 5879 allowed = false; 5880 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 5881 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 5882 if (allowed) { 5883 allowedSig = true; 5884 } 5885 } else { 5886 allowed = false; 5887 } 5888 if (DEBUG_INSTALL) { 5889 if (gp != ps) { 5890 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 5891 } 5892 } 5893 if (allowed) { 5894 if (!isSystemApp(ps) && ps.permissionsFixed) { 5895 // If this is an existing, non-system package, then 5896 // we can't add any new permissions to it. 5897 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 5898 // Except... if this is a permission that was added 5899 // to the platform (note: need to only do this when 5900 // updating the platform). 5901 allowed = isNewPlatformPermissionForPackage(perm, pkg); 5902 } 5903 } 5904 if (allowed) { 5905 if (!gp.grantedPermissions.contains(perm)) { 5906 changedPermission = true; 5907 gp.grantedPermissions.add(perm); 5908 gp.gids = appendInts(gp.gids, bp.gids); 5909 } else if (!ps.haveGids) { 5910 gp.gids = appendInts(gp.gids, bp.gids); 5911 } 5912 } else { 5913 Slog.w(TAG, "Not granting permission " + perm 5914 + " to package " + pkg.packageName 5915 + " because it was previously installed without"); 5916 } 5917 } else { 5918 if (gp.grantedPermissions.remove(perm)) { 5919 changedPermission = true; 5920 gp.gids = removeInts(gp.gids, bp.gids); 5921 Slog.i(TAG, "Un-granting permission " + perm 5922 + " from package " + pkg.packageName 5923 + " (protectionLevel=" + bp.protectionLevel 5924 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5925 + ")"); 5926 } else { 5927 Slog.w(TAG, "Not granting permission " + perm 5928 + " to package " + pkg.packageName 5929 + " (protectionLevel=" + bp.protectionLevel 5930 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5931 + ")"); 5932 } 5933 } 5934 } 5935 5936 if ((changedPermission || replace) && !ps.permissionsFixed && 5937 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 5938 // This is the first that we have heard about this package, so the 5939 // permissions we have now selected are fixed until explicitly 5940 // changed. 5941 ps.permissionsFixed = true; 5942 } 5943 ps.haveGids = true; 5944 } 5945 5946 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 5947 boolean allowed = false; 5948 final int NP = PackageParser.NEW_PERMISSIONS.length; 5949 for (int ip=0; ip<NP; ip++) { 5950 final PackageParser.NewPermissionInfo npi 5951 = PackageParser.NEW_PERMISSIONS[ip]; 5952 if (npi.name.equals(perm) 5953 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 5954 allowed = true; 5955 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 5956 + pkg.packageName); 5957 break; 5958 } 5959 } 5960 return allowed; 5961 } 5962 5963 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 5964 BasePermission bp, HashSet<String> origPermissions) { 5965 boolean allowed; 5966 allowed = (compareSignatures( 5967 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 5968 == PackageManager.SIGNATURE_MATCH) 5969 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 5970 == PackageManager.SIGNATURE_MATCH); 5971 if (!allowed && (bp.protectionLevel 5972 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 5973 if (isSystemApp(pkg)) { 5974 // For updated system applications, a system permission 5975 // is granted only if it had been defined by the original application. 5976 if (isUpdatedSystemApp(pkg)) { 5977 final PackageSetting sysPs = mSettings 5978 .getDisabledSystemPkgLPr(pkg.packageName); 5979 final GrantedPermissions origGp = sysPs.sharedUser != null 5980 ? sysPs.sharedUser : sysPs; 5981 5982 if (origGp.grantedPermissions.contains(perm)) { 5983 // If the original was granted this permission, we take 5984 // that grant decision as read and propagate it to the 5985 // update. 5986 allowed = true; 5987 } else { 5988 // The system apk may have been updated with an older 5989 // version of the one on the data partition, but which 5990 // granted a new system permission that it didn't have 5991 // before. In this case we do want to allow the app to 5992 // now get the new permission if the ancestral apk is 5993 // privileged to get it. 5994 if (sysPs.pkg != null && sysPs.isPrivileged()) { 5995 for (int j=0; 5996 j<sysPs.pkg.requestedPermissions.size(); j++) { 5997 if (perm.equals( 5998 sysPs.pkg.requestedPermissions.get(j))) { 5999 allowed = true; 6000 break; 6001 } 6002 } 6003 } 6004 } 6005 } else { 6006 allowed = isPrivilegedApp(pkg); 6007 } 6008 } 6009 } 6010 if (!allowed && (bp.protectionLevel 6011 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6012 // For development permissions, a development permission 6013 // is granted only if it was already granted. 6014 allowed = origPermissions.contains(perm); 6015 } 6016 return allowed; 6017 } 6018 6019 final class ActivityIntentResolver 6020 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6021 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6022 boolean defaultOnly, int userId) { 6023 if (!sUserManager.exists(userId)) return null; 6024 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6025 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6026 } 6027 6028 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6029 int userId) { 6030 if (!sUserManager.exists(userId)) return null; 6031 mFlags = flags; 6032 return super.queryIntent(intent, resolvedType, 6033 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6034 } 6035 6036 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6037 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6038 if (!sUserManager.exists(userId)) return null; 6039 if (packageActivities == null) { 6040 return null; 6041 } 6042 mFlags = flags; 6043 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6044 final int N = packageActivities.size(); 6045 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6046 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6047 6048 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6049 for (int i = 0; i < N; ++i) { 6050 intentFilters = packageActivities.get(i).intents; 6051 if (intentFilters != null && intentFilters.size() > 0) { 6052 PackageParser.ActivityIntentInfo[] array = 6053 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6054 intentFilters.toArray(array); 6055 listCut.add(array); 6056 } 6057 } 6058 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6059 } 6060 6061 public final void addActivity(PackageParser.Activity a, String type) { 6062 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6063 mActivities.put(a.getComponentName(), a); 6064 if (DEBUG_SHOW_INFO) 6065 Log.v( 6066 TAG, " " + type + " " + 6067 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6068 if (DEBUG_SHOW_INFO) 6069 Log.v(TAG, " Class=" + a.info.name); 6070 final int NI = a.intents.size(); 6071 for (int j=0; j<NI; j++) { 6072 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6073 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6074 intent.setPriority(0); 6075 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6076 + a.className + " with priority > 0, forcing to 0"); 6077 } 6078 if (DEBUG_SHOW_INFO) { 6079 Log.v(TAG, " IntentFilter:"); 6080 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6081 } 6082 if (!intent.debugCheck()) { 6083 Log.w(TAG, "==> For Activity " + a.info.name); 6084 } 6085 addFilter(intent); 6086 } 6087 } 6088 6089 public final void removeActivity(PackageParser.Activity a, String type) { 6090 mActivities.remove(a.getComponentName()); 6091 if (DEBUG_SHOW_INFO) { 6092 Log.v(TAG, " " + type + " " 6093 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6094 : a.info.name) + ":"); 6095 Log.v(TAG, " Class=" + a.info.name); 6096 } 6097 final int NI = a.intents.size(); 6098 for (int j=0; j<NI; j++) { 6099 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6100 if (DEBUG_SHOW_INFO) { 6101 Log.v(TAG, " IntentFilter:"); 6102 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6103 } 6104 removeFilter(intent); 6105 } 6106 } 6107 6108 @Override 6109 protected boolean allowFilterResult( 6110 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6111 ActivityInfo filterAi = filter.activity.info; 6112 for (int i=dest.size()-1; i>=0; i--) { 6113 ActivityInfo destAi = dest.get(i).activityInfo; 6114 if (destAi.name == filterAi.name 6115 && destAi.packageName == filterAi.packageName) { 6116 return false; 6117 } 6118 } 6119 return true; 6120 } 6121 6122 @Override 6123 protected ActivityIntentInfo[] newArray(int size) { 6124 return new ActivityIntentInfo[size]; 6125 } 6126 6127 @Override 6128 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6129 if (!sUserManager.exists(userId)) return true; 6130 PackageParser.Package p = filter.activity.owner; 6131 if (p != null) { 6132 PackageSetting ps = (PackageSetting)p.mExtras; 6133 if (ps != null) { 6134 // System apps are never considered stopped for purposes of 6135 // filtering, because there may be no way for the user to 6136 // actually re-launch them. 6137 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6138 && ps.getStopped(userId); 6139 } 6140 } 6141 return false; 6142 } 6143 6144 @Override 6145 protected boolean isPackageForFilter(String packageName, 6146 PackageParser.ActivityIntentInfo info) { 6147 return packageName.equals(info.activity.owner.packageName); 6148 } 6149 6150 @Override 6151 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6152 int match, int userId) { 6153 if (!sUserManager.exists(userId)) return null; 6154 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6155 return null; 6156 } 6157 final PackageParser.Activity activity = info.activity; 6158 if (mSafeMode && (activity.info.applicationInfo.flags 6159 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6160 return null; 6161 } 6162 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 6163 if (ps == null) { 6164 return null; 6165 } 6166 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 6167 ps.readUserState(userId), userId); 6168 if (ai == null) { 6169 return null; 6170 } 6171 final ResolveInfo res = new ResolveInfo(); 6172 res.activityInfo = ai; 6173 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6174 res.filter = info; 6175 } 6176 res.priority = info.getPriority(); 6177 res.preferredOrder = activity.owner.mPreferredOrder; 6178 //System.out.println("Result: " + res.activityInfo.className + 6179 // " = " + res.priority); 6180 res.match = match; 6181 res.isDefault = info.hasDefault; 6182 res.labelRes = info.labelRes; 6183 res.nonLocalizedLabel = info.nonLocalizedLabel; 6184 res.icon = info.icon; 6185 res.system = isSystemApp(res.activityInfo.applicationInfo); 6186 return res; 6187 } 6188 6189 @Override 6190 protected void sortResults(List<ResolveInfo> results) { 6191 Collections.sort(results, mResolvePrioritySorter); 6192 } 6193 6194 @Override 6195 protected void dumpFilter(PrintWriter out, String prefix, 6196 PackageParser.ActivityIntentInfo filter) { 6197 out.print(prefix); out.print( 6198 Integer.toHexString(System.identityHashCode(filter.activity))); 6199 out.print(' '); 6200 filter.activity.printComponentShortName(out); 6201 out.print(" filter "); 6202 out.println(Integer.toHexString(System.identityHashCode(filter))); 6203 } 6204 6205// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6206// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6207// final List<ResolveInfo> retList = Lists.newArrayList(); 6208// while (i.hasNext()) { 6209// final ResolveInfo resolveInfo = i.next(); 6210// if (isEnabledLP(resolveInfo.activityInfo)) { 6211// retList.add(resolveInfo); 6212// } 6213// } 6214// return retList; 6215// } 6216 6217 // Keys are String (activity class name), values are Activity. 6218 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6219 = new HashMap<ComponentName, PackageParser.Activity>(); 6220 private int mFlags; 6221 } 6222 6223 private final class ServiceIntentResolver 6224 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6225 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6226 boolean defaultOnly, int userId) { 6227 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6228 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6229 } 6230 6231 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6232 int userId) { 6233 if (!sUserManager.exists(userId)) return null; 6234 mFlags = flags; 6235 return super.queryIntent(intent, resolvedType, 6236 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6237 } 6238 6239 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6240 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6241 if (!sUserManager.exists(userId)) return null; 6242 if (packageServices == null) { 6243 return null; 6244 } 6245 mFlags = flags; 6246 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6247 final int N = packageServices.size(); 6248 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6249 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6250 6251 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6252 for (int i = 0; i < N; ++i) { 6253 intentFilters = packageServices.get(i).intents; 6254 if (intentFilters != null && intentFilters.size() > 0) { 6255 PackageParser.ServiceIntentInfo[] array = 6256 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6257 intentFilters.toArray(array); 6258 listCut.add(array); 6259 } 6260 } 6261 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6262 } 6263 6264 public final void addService(PackageParser.Service s) { 6265 mServices.put(s.getComponentName(), s); 6266 if (DEBUG_SHOW_INFO) { 6267 Log.v(TAG, " " 6268 + (s.info.nonLocalizedLabel != null 6269 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6270 Log.v(TAG, " Class=" + s.info.name); 6271 } 6272 final int NI = s.intents.size(); 6273 int j; 6274 for (j=0; j<NI; j++) { 6275 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6276 if (DEBUG_SHOW_INFO) { 6277 Log.v(TAG, " IntentFilter:"); 6278 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6279 } 6280 if (!intent.debugCheck()) { 6281 Log.w(TAG, "==> For Service " + s.info.name); 6282 } 6283 addFilter(intent); 6284 } 6285 } 6286 6287 public final void removeService(PackageParser.Service s) { 6288 mServices.remove(s.getComponentName()); 6289 if (DEBUG_SHOW_INFO) { 6290 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 6291 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6292 Log.v(TAG, " Class=" + s.info.name); 6293 } 6294 final int NI = s.intents.size(); 6295 int j; 6296 for (j=0; j<NI; j++) { 6297 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6298 if (DEBUG_SHOW_INFO) { 6299 Log.v(TAG, " IntentFilter:"); 6300 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6301 } 6302 removeFilter(intent); 6303 } 6304 } 6305 6306 @Override 6307 protected boolean allowFilterResult( 6308 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 6309 ServiceInfo filterSi = filter.service.info; 6310 for (int i=dest.size()-1; i>=0; i--) { 6311 ServiceInfo destAi = dest.get(i).serviceInfo; 6312 if (destAi.name == filterSi.name 6313 && destAi.packageName == filterSi.packageName) { 6314 return false; 6315 } 6316 } 6317 return true; 6318 } 6319 6320 @Override 6321 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 6322 return new PackageParser.ServiceIntentInfo[size]; 6323 } 6324 6325 @Override 6326 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 6327 if (!sUserManager.exists(userId)) return true; 6328 PackageParser.Package p = filter.service.owner; 6329 if (p != null) { 6330 PackageSetting ps = (PackageSetting)p.mExtras; 6331 if (ps != null) { 6332 // System apps are never considered stopped for purposes of 6333 // filtering, because there may be no way for the user to 6334 // actually re-launch them. 6335 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6336 && ps.getStopped(userId); 6337 } 6338 } 6339 return false; 6340 } 6341 6342 @Override 6343 protected boolean isPackageForFilter(String packageName, 6344 PackageParser.ServiceIntentInfo info) { 6345 return packageName.equals(info.service.owner.packageName); 6346 } 6347 6348 @Override 6349 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 6350 int match, int userId) { 6351 if (!sUserManager.exists(userId)) return null; 6352 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 6353 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 6354 return null; 6355 } 6356 final PackageParser.Service service = info.service; 6357 if (mSafeMode && (service.info.applicationInfo.flags 6358 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6359 return null; 6360 } 6361 PackageSetting ps = (PackageSetting) service.owner.mExtras; 6362 if (ps == null) { 6363 return null; 6364 } 6365 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 6366 ps.readUserState(userId), userId); 6367 if (si == null) { 6368 return null; 6369 } 6370 final ResolveInfo res = new ResolveInfo(); 6371 res.serviceInfo = si; 6372 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6373 res.filter = filter; 6374 } 6375 res.priority = info.getPriority(); 6376 res.preferredOrder = service.owner.mPreferredOrder; 6377 //System.out.println("Result: " + res.activityInfo.className + 6378 // " = " + res.priority); 6379 res.match = match; 6380 res.isDefault = info.hasDefault; 6381 res.labelRes = info.labelRes; 6382 res.nonLocalizedLabel = info.nonLocalizedLabel; 6383 res.icon = info.icon; 6384 res.system = isSystemApp(res.serviceInfo.applicationInfo); 6385 return res; 6386 } 6387 6388 @Override 6389 protected void sortResults(List<ResolveInfo> results) { 6390 Collections.sort(results, mResolvePrioritySorter); 6391 } 6392 6393 @Override 6394 protected void dumpFilter(PrintWriter out, String prefix, 6395 PackageParser.ServiceIntentInfo filter) { 6396 out.print(prefix); out.print( 6397 Integer.toHexString(System.identityHashCode(filter.service))); 6398 out.print(' '); 6399 filter.service.printComponentShortName(out); 6400 out.print(" filter "); 6401 out.println(Integer.toHexString(System.identityHashCode(filter))); 6402 } 6403 6404// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6405// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6406// final List<ResolveInfo> retList = Lists.newArrayList(); 6407// while (i.hasNext()) { 6408// final ResolveInfo resolveInfo = (ResolveInfo) i; 6409// if (isEnabledLP(resolveInfo.serviceInfo)) { 6410// retList.add(resolveInfo); 6411// } 6412// } 6413// return retList; 6414// } 6415 6416 // Keys are String (activity class name), values are Activity. 6417 private final HashMap<ComponentName, PackageParser.Service> mServices 6418 = new HashMap<ComponentName, PackageParser.Service>(); 6419 private int mFlags; 6420 }; 6421 6422 private final class ProviderIntentResolver 6423 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 6424 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6425 boolean defaultOnly, int userId) { 6426 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6427 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6428 } 6429 6430 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6431 int userId) { 6432 if (!sUserManager.exists(userId)) 6433 return null; 6434 mFlags = flags; 6435 return super.queryIntent(intent, resolvedType, 6436 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6437 } 6438 6439 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6440 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 6441 if (!sUserManager.exists(userId)) 6442 return null; 6443 if (packageProviders == null) { 6444 return null; 6445 } 6446 mFlags = flags; 6447 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 6448 final int N = packageProviders.size(); 6449 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 6450 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 6451 6452 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 6453 for (int i = 0; i < N; ++i) { 6454 intentFilters = packageProviders.get(i).intents; 6455 if (intentFilters != null && intentFilters.size() > 0) { 6456 PackageParser.ProviderIntentInfo[] array = 6457 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 6458 intentFilters.toArray(array); 6459 listCut.add(array); 6460 } 6461 } 6462 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6463 } 6464 6465 public final void addProvider(PackageParser.Provider p) { 6466 if (mProviders.containsKey(p.getComponentName())) { 6467 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 6468 return; 6469 } 6470 6471 mProviders.put(p.getComponentName(), p); 6472 if (DEBUG_SHOW_INFO) { 6473 Log.v(TAG, " " 6474 + (p.info.nonLocalizedLabel != null 6475 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6476 Log.v(TAG, " Class=" + p.info.name); 6477 } 6478 final int NI = p.intents.size(); 6479 int j; 6480 for (j = 0; j < NI; j++) { 6481 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6482 if (DEBUG_SHOW_INFO) { 6483 Log.v(TAG, " IntentFilter:"); 6484 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6485 } 6486 if (!intent.debugCheck()) { 6487 Log.w(TAG, "==> For Provider " + p.info.name); 6488 } 6489 addFilter(intent); 6490 } 6491 } 6492 6493 public final void removeProvider(PackageParser.Provider p) { 6494 mProviders.remove(p.getComponentName()); 6495 if (DEBUG_SHOW_INFO) { 6496 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 6497 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6498 Log.v(TAG, " Class=" + p.info.name); 6499 } 6500 final int NI = p.intents.size(); 6501 int j; 6502 for (j = 0; j < NI; j++) { 6503 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6504 if (DEBUG_SHOW_INFO) { 6505 Log.v(TAG, " IntentFilter:"); 6506 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6507 } 6508 removeFilter(intent); 6509 } 6510 } 6511 6512 @Override 6513 protected boolean allowFilterResult( 6514 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 6515 ProviderInfo filterPi = filter.provider.info; 6516 for (int i = dest.size() - 1; i >= 0; i--) { 6517 ProviderInfo destPi = dest.get(i).providerInfo; 6518 if (destPi.name == filterPi.name 6519 && destPi.packageName == filterPi.packageName) { 6520 return false; 6521 } 6522 } 6523 return true; 6524 } 6525 6526 @Override 6527 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 6528 return new PackageParser.ProviderIntentInfo[size]; 6529 } 6530 6531 @Override 6532 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 6533 if (!sUserManager.exists(userId)) 6534 return true; 6535 PackageParser.Package p = filter.provider.owner; 6536 if (p != null) { 6537 PackageSetting ps = (PackageSetting) p.mExtras; 6538 if (ps != null) { 6539 // System apps are never considered stopped for purposes of 6540 // filtering, because there may be no way for the user to 6541 // actually re-launch them. 6542 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6543 && ps.getStopped(userId); 6544 } 6545 } 6546 return false; 6547 } 6548 6549 @Override 6550 protected boolean isPackageForFilter(String packageName, 6551 PackageParser.ProviderIntentInfo info) { 6552 return packageName.equals(info.provider.owner.packageName); 6553 } 6554 6555 @Override 6556 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 6557 int match, int userId) { 6558 if (!sUserManager.exists(userId)) 6559 return null; 6560 final PackageParser.ProviderIntentInfo info = filter; 6561 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 6562 return null; 6563 } 6564 final PackageParser.Provider provider = info.provider; 6565 if (mSafeMode && (provider.info.applicationInfo.flags 6566 & ApplicationInfo.FLAG_SYSTEM) == 0) { 6567 return null; 6568 } 6569 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 6570 if (ps == null) { 6571 return null; 6572 } 6573 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 6574 ps.readUserState(userId), userId); 6575 if (pi == null) { 6576 return null; 6577 } 6578 final ResolveInfo res = new ResolveInfo(); 6579 res.providerInfo = pi; 6580 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 6581 res.filter = filter; 6582 } 6583 res.priority = info.getPriority(); 6584 res.preferredOrder = provider.owner.mPreferredOrder; 6585 res.match = match; 6586 res.isDefault = info.hasDefault; 6587 res.labelRes = info.labelRes; 6588 res.nonLocalizedLabel = info.nonLocalizedLabel; 6589 res.icon = info.icon; 6590 res.system = isSystemApp(res.providerInfo.applicationInfo); 6591 return res; 6592 } 6593 6594 @Override 6595 protected void sortResults(List<ResolveInfo> results) { 6596 Collections.sort(results, mResolvePrioritySorter); 6597 } 6598 6599 @Override 6600 protected void dumpFilter(PrintWriter out, String prefix, 6601 PackageParser.ProviderIntentInfo filter) { 6602 out.print(prefix); 6603 out.print( 6604 Integer.toHexString(System.identityHashCode(filter.provider))); 6605 out.print(' '); 6606 filter.provider.printComponentShortName(out); 6607 out.print(" filter "); 6608 out.println(Integer.toHexString(System.identityHashCode(filter))); 6609 } 6610 6611 private final HashMap<ComponentName, PackageParser.Provider> mProviders 6612 = new HashMap<ComponentName, PackageParser.Provider>(); 6613 private int mFlags; 6614 }; 6615 6616 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 6617 new Comparator<ResolveInfo>() { 6618 public int compare(ResolveInfo r1, ResolveInfo r2) { 6619 int v1 = r1.priority; 6620 int v2 = r2.priority; 6621 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 6622 if (v1 != v2) { 6623 return (v1 > v2) ? -1 : 1; 6624 } 6625 v1 = r1.preferredOrder; 6626 v2 = r2.preferredOrder; 6627 if (v1 != v2) { 6628 return (v1 > v2) ? -1 : 1; 6629 } 6630 if (r1.isDefault != r2.isDefault) { 6631 return r1.isDefault ? -1 : 1; 6632 } 6633 v1 = r1.match; 6634 v2 = r2.match; 6635 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 6636 if (v1 != v2) { 6637 return (v1 > v2) ? -1 : 1; 6638 } 6639 if (r1.system != r2.system) { 6640 return r1.system ? -1 : 1; 6641 } 6642 return 0; 6643 } 6644 }; 6645 6646 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 6647 new Comparator<ProviderInfo>() { 6648 public int compare(ProviderInfo p1, ProviderInfo p2) { 6649 final int v1 = p1.initOrder; 6650 final int v2 = p2.initOrder; 6651 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 6652 } 6653 }; 6654 6655 static final void sendPackageBroadcast(String action, String pkg, 6656 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 6657 int[] userIds) { 6658 IActivityManager am = ActivityManagerNative.getDefault(); 6659 if (am != null) { 6660 try { 6661 if (userIds == null) { 6662 userIds = am.getRunningUserIds(); 6663 } 6664 for (int id : userIds) { 6665 final Intent intent = new Intent(action, 6666 pkg != null ? Uri.fromParts("package", pkg, null) : null); 6667 if (extras != null) { 6668 intent.putExtras(extras); 6669 } 6670 if (targetPkg != null) { 6671 intent.setPackage(targetPkg); 6672 } 6673 // Modify the UID when posting to other users 6674 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 6675 if (uid > 0 && UserHandle.getUserId(uid) != id) { 6676 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 6677 intent.putExtra(Intent.EXTRA_UID, uid); 6678 } 6679 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 6680 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 6681 if (DEBUG_BROADCASTS) { 6682 RuntimeException here = new RuntimeException("here"); 6683 here.fillInStackTrace(); 6684 Slog.d(TAG, "Sending to user " + id + ": " 6685 + intent.toShortString(false, true, false, false) 6686 + " " + intent.getExtras(), here); 6687 } 6688 am.broadcastIntent(null, intent, null, finishedReceiver, 6689 0, null, null, null, android.app.AppOpsManager.OP_NONE, 6690 finishedReceiver != null, false, id); 6691 } 6692 } catch (RemoteException ex) { 6693 } 6694 } 6695 } 6696 6697 /** 6698 * Check if the external storage media is available. This is true if there 6699 * is a mounted external storage medium or if the external storage is 6700 * emulated. 6701 */ 6702 private boolean isExternalMediaAvailable() { 6703 return mMediaMounted || Environment.isExternalStorageEmulated(); 6704 } 6705 6706 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 6707 // writer 6708 synchronized (mPackages) { 6709 if (!isExternalMediaAvailable()) { 6710 // If the external storage is no longer mounted at this point, 6711 // the caller may not have been able to delete all of this 6712 // packages files and can not delete any more. Bail. 6713 return null; 6714 } 6715 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 6716 if (lastPackage != null) { 6717 pkgs.remove(lastPackage); 6718 } 6719 if (pkgs.size() > 0) { 6720 return pkgs.get(0); 6721 } 6722 } 6723 return null; 6724 } 6725 6726 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 6727 if (false) { 6728 RuntimeException here = new RuntimeException("here"); 6729 here.fillInStackTrace(); 6730 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 6731 + " andCode=" + andCode, here); 6732 } 6733 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 6734 userId, andCode ? 1 : 0, packageName)); 6735 } 6736 6737 void startCleaningPackages() { 6738 // reader 6739 synchronized (mPackages) { 6740 if (!isExternalMediaAvailable()) { 6741 return; 6742 } 6743 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 6744 return; 6745 } 6746 } 6747 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 6748 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 6749 IActivityManager am = ActivityManagerNative.getDefault(); 6750 if (am != null) { 6751 try { 6752 am.startService(null, intent, null, UserHandle.USER_OWNER); 6753 } catch (RemoteException e) { 6754 } 6755 } 6756 } 6757 6758 private final class AppDirObserver extends FileObserver { 6759 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 6760 super(path, mask); 6761 mRootDir = path; 6762 mIsRom = isrom; 6763 mIsPrivileged = isPrivileged; 6764 } 6765 6766 public void onEvent(int event, String path) { 6767 String removedPackage = null; 6768 int removedAppId = -1; 6769 int[] removedUsers = null; 6770 String addedPackage = null; 6771 int addedAppId = -1; 6772 int[] addedUsers = null; 6773 6774 // TODO post a message to the handler to obtain serial ordering 6775 synchronized (mInstallLock) { 6776 String fullPathStr = null; 6777 File fullPath = null; 6778 if (path != null) { 6779 fullPath = new File(mRootDir, path); 6780 fullPathStr = fullPath.getPath(); 6781 } 6782 6783 if (DEBUG_APP_DIR_OBSERVER) 6784 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 6785 6786 if (!isPackageFilename(path)) { 6787 if (DEBUG_APP_DIR_OBSERVER) 6788 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 6789 return; 6790 } 6791 6792 // Ignore packages that are being installed or 6793 // have just been installed. 6794 if (ignoreCodePath(fullPathStr)) { 6795 return; 6796 } 6797 PackageParser.Package p = null; 6798 PackageSetting ps = null; 6799 // reader 6800 synchronized (mPackages) { 6801 p = mAppDirs.get(fullPathStr); 6802 if (p != null) { 6803 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 6804 if (ps != null) { 6805 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 6806 } else { 6807 removedUsers = sUserManager.getUserIds(); 6808 } 6809 } 6810 addedUsers = sUserManager.getUserIds(); 6811 } 6812 if ((event&REMOVE_EVENTS) != 0) { 6813 if (ps != null) { 6814 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 6815 removePackageLI(ps, true); 6816 removedPackage = ps.name; 6817 removedAppId = ps.appId; 6818 } 6819 } 6820 6821 if ((event&ADD_EVENTS) != 0) { 6822 if (p == null) { 6823 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 6824 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 6825 if (mIsRom) { 6826 flags |= PackageParser.PARSE_IS_SYSTEM 6827 | PackageParser.PARSE_IS_SYSTEM_DIR; 6828 if (mIsPrivileged) { 6829 flags |= PackageParser.PARSE_IS_PRIVILEGED; 6830 } 6831 } 6832 p = scanPackageLI(fullPath, flags, 6833 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 6834 System.currentTimeMillis(), UserHandle.ALL); 6835 if (p != null) { 6836 /* 6837 * TODO this seems dangerous as the package may have 6838 * changed since we last acquired the mPackages 6839 * lock. 6840 */ 6841 // writer 6842 synchronized (mPackages) { 6843 updatePermissionsLPw(p.packageName, p, 6844 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 6845 } 6846 addedPackage = p.applicationInfo.packageName; 6847 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 6848 } 6849 } 6850 } 6851 6852 // reader 6853 synchronized (mPackages) { 6854 mSettings.writeLPr(); 6855 } 6856 } 6857 6858 if (removedPackage != null) { 6859 Bundle extras = new Bundle(1); 6860 extras.putInt(Intent.EXTRA_UID, removedAppId); 6861 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 6862 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 6863 extras, null, null, removedUsers); 6864 } 6865 if (addedPackage != null) { 6866 Bundle extras = new Bundle(1); 6867 extras.putInt(Intent.EXTRA_UID, addedAppId); 6868 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 6869 extras, null, null, addedUsers); 6870 } 6871 } 6872 6873 private final String mRootDir; 6874 private final boolean mIsRom; 6875 private final boolean mIsPrivileged; 6876 } 6877 6878 /* 6879 * The old-style observer methods all just trampoline to the newer signature with 6880 * expanded install observer API. The older API continues to work but does not 6881 * supply the additional details of the Observer2 API. 6882 */ 6883 6884 /* Called when a downloaded package installation has been confirmed by the user */ 6885 public void installPackage( 6886 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 6887 installPackageEtc(packageURI, observer, null, flags, null); 6888 } 6889 6890 /* Called when a downloaded package installation has been confirmed by the user */ 6891 public void installPackage( 6892 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 6893 final String installerPackageName) { 6894 installPackageWithVerificationEtc(packageURI, observer, null, flags, 6895 installerPackageName, null, null, null); 6896 } 6897 6898 @Override 6899 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 6900 int flags, String installerPackageName, Uri verificationURI, 6901 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6902 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6903 VerificationParams.NO_UID, manifestDigest); 6904 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6905 installerPackageName, verificationParams, encryptionParams); 6906 } 6907 6908 public void installPackageWithVerificationAndEncryption(Uri packageURI, 6909 IPackageInstallObserver observer, int flags, String installerPackageName, 6910 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6911 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6912 installerPackageName, verificationParams, encryptionParams); 6913 } 6914 6915 /* 6916 * And here are the "live" versions that take both observer arguments 6917 */ 6918 public void installPackageEtc( 6919 final Uri packageURI, final IPackageInstallObserver observer, 6920 IPackageInstallObserver2 observer2, final int flags) { 6921 installPackageEtc(packageURI, observer, observer2, flags, null); 6922 } 6923 6924 public void installPackageEtc( 6925 final Uri packageURI, final IPackageInstallObserver observer, 6926 final IPackageInstallObserver2 observer2, final int flags, 6927 final String installerPackageName) { 6928 installPackageWithVerificationEtc(packageURI, observer, observer2, flags, 6929 installerPackageName, null, null, null); 6930 } 6931 6932 @Override 6933 public void installPackageWithVerificationEtc(Uri packageURI, IPackageInstallObserver observer, 6934 IPackageInstallObserver2 observer2, 6935 int flags, String installerPackageName, Uri verificationURI, 6936 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6937 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6938 VerificationParams.NO_UID, manifestDigest); 6939 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, observer2, flags, 6940 installerPackageName, verificationParams, encryptionParams); 6941 } 6942 6943 /* 6944 * All of the installPackage...*() methods redirect to this one for the master implementation 6945 */ 6946 public void installPackageWithVerificationAndEncryptionEtc(Uri packageURI, 6947 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 6948 int flags, String installerPackageName, 6949 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6950 if (observer == null && observer2 == null) { 6951 throw new IllegalArgumentException("No install observer supplied"); 6952 } 6953 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6954 null); 6955 6956 final int uid = Binder.getCallingUid(); 6957 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 6958 try { 6959 if (observer != null) { 6960 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6961 } 6962 if (observer2 != null) { 6963 observer2.packageInstalled("", null, PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6964 } 6965 } catch (RemoteException re) { 6966 } 6967 return; 6968 } 6969 6970 UserHandle user; 6971 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 6972 user = UserHandle.ALL; 6973 } else { 6974 user = new UserHandle(UserHandle.getUserId(uid)); 6975 } 6976 6977 final int filteredFlags; 6978 6979 if (uid == Process.SHELL_UID || uid == 0) { 6980 if (DEBUG_INSTALL) { 6981 Slog.v(TAG, "Install from ADB"); 6982 } 6983 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 6984 } else { 6985 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 6986 } 6987 6988 verificationParams.setInstallerUid(uid); 6989 6990 final Message msg = mHandler.obtainMessage(INIT_COPY); 6991 msg.obj = new InstallParams(packageURI, observer, observer2, filteredFlags, 6992 installerPackageName, verificationParams, encryptionParams, user); 6993 mHandler.sendMessage(msg); 6994 } 6995 6996 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 6997 Bundle extras = new Bundle(1); 6998 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 6999 7000 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7001 packageName, extras, null, null, new int[] {userId}); 7002 try { 7003 IActivityManager am = ActivityManagerNative.getDefault(); 7004 final boolean isSystem = 7005 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7006 if (isSystem && am.isUserRunning(userId, false)) { 7007 // The just-installed/enabled app is bundled on the system, so presumed 7008 // to be able to run automatically without needing an explicit launch. 7009 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7010 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7011 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7012 .setPackage(packageName); 7013 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7014 android.app.AppOpsManager.OP_NONE, false, false, userId); 7015 } 7016 } catch (RemoteException e) { 7017 // shouldn't happen 7018 Slog.w(TAG, "Unable to bootstrap installed package", e); 7019 } 7020 } 7021 7022 @Override 7023 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7024 int userId) { 7025 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7026 PackageSetting pkgSetting; 7027 final int uid = Binder.getCallingUid(); 7028 if (UserHandle.getUserId(uid) != userId) { 7029 mContext.enforceCallingOrSelfPermission( 7030 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7031 "setApplicationBlockedSetting for user " + userId); 7032 } 7033 7034 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7035 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7036 return false; 7037 } 7038 7039 long callingId = Binder.clearCallingIdentity(); 7040 try { 7041 boolean sendAdded = false; 7042 boolean sendRemoved = false; 7043 // writer 7044 synchronized (mPackages) { 7045 pkgSetting = mSettings.mPackages.get(packageName); 7046 if (pkgSetting == null) { 7047 return false; 7048 } 7049 if (pkgSetting.getBlocked(userId) != blocked) { 7050 pkgSetting.setBlocked(blocked, userId); 7051 mSettings.writePackageRestrictionsLPr(userId); 7052 if (blocked) { 7053 sendRemoved = true; 7054 } else { 7055 sendAdded = true; 7056 } 7057 } 7058 } 7059 if (sendAdded) { 7060 sendPackageAddedForUser(packageName, pkgSetting, userId); 7061 return true; 7062 } 7063 if (sendRemoved) { 7064 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7065 "blocking pkg"); 7066 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7067 } 7068 } finally { 7069 Binder.restoreCallingIdentity(callingId); 7070 } 7071 return false; 7072 } 7073 7074 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7075 int userId) { 7076 final PackageRemovedInfo info = new PackageRemovedInfo(); 7077 info.removedPackage = packageName; 7078 info.removedUsers = new int[] {userId}; 7079 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7080 info.sendBroadcast(false, false, false); 7081 } 7082 7083 /** 7084 * Returns true if application is not found or there was an error. Otherwise it returns 7085 * the blocked state of the package for the given user. 7086 */ 7087 @Override 7088 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7089 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7090 PackageSetting pkgSetting; 7091 final int uid = Binder.getCallingUid(); 7092 if (UserHandle.getUserId(uid) != userId) { 7093 mContext.enforceCallingPermission( 7094 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7095 "getApplicationBlocked for user " + userId); 7096 } 7097 long callingId = Binder.clearCallingIdentity(); 7098 try { 7099 // writer 7100 synchronized (mPackages) { 7101 pkgSetting = mSettings.mPackages.get(packageName); 7102 if (pkgSetting == null) { 7103 return true; 7104 } 7105 return pkgSetting.getBlocked(userId); 7106 } 7107 } finally { 7108 Binder.restoreCallingIdentity(callingId); 7109 } 7110 } 7111 7112 /** 7113 * @hide 7114 */ 7115 @Override 7116 public int installExistingPackageAsUser(String packageName, int userId) { 7117 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7118 null); 7119 PackageSetting pkgSetting; 7120 final int uid = Binder.getCallingUid(); 7121 if (UserHandle.getUserId(uid) != userId) { 7122 mContext.enforceCallingPermission( 7123 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7124 "installExistingPackage for user " + userId); 7125 } 7126 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7127 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7128 } 7129 7130 long callingId = Binder.clearCallingIdentity(); 7131 try { 7132 boolean sendAdded = false; 7133 Bundle extras = new Bundle(1); 7134 7135 // writer 7136 synchronized (mPackages) { 7137 pkgSetting = mSettings.mPackages.get(packageName); 7138 if (pkgSetting == null) { 7139 return PackageManager.INSTALL_FAILED_INVALID_URI; 7140 } 7141 if (!pkgSetting.getInstalled(userId)) { 7142 pkgSetting.setInstalled(true, userId); 7143 pkgSetting.setBlocked(false, userId); 7144 mSettings.writePackageRestrictionsLPr(userId); 7145 sendAdded = true; 7146 } 7147 } 7148 7149 if (sendAdded) { 7150 sendPackageAddedForUser(packageName, pkgSetting, userId); 7151 } 7152 } finally { 7153 Binder.restoreCallingIdentity(callingId); 7154 } 7155 7156 return PackageManager.INSTALL_SUCCEEDED; 7157 } 7158 7159 private boolean isUserRestricted(int userId, String restrictionKey) { 7160 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7161 if (restrictions.getBoolean(restrictionKey, false)) { 7162 Log.w(TAG, "User is restricted: " + restrictionKey); 7163 return true; 7164 } 7165 return false; 7166 } 7167 7168 @Override 7169 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7170 mContext.enforceCallingOrSelfPermission( 7171 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7172 "Only package verification agents can verify applications"); 7173 7174 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7175 final PackageVerificationResponse response = new PackageVerificationResponse( 7176 verificationCode, Binder.getCallingUid()); 7177 msg.arg1 = id; 7178 msg.obj = response; 7179 mHandler.sendMessage(msg); 7180 } 7181 7182 @Override 7183 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7184 long millisecondsToDelay) { 7185 mContext.enforceCallingOrSelfPermission( 7186 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7187 "Only package verification agents can extend verification timeouts"); 7188 7189 final PackageVerificationState state = mPendingVerification.get(id); 7190 final PackageVerificationResponse response = new PackageVerificationResponse( 7191 verificationCodeAtTimeout, Binder.getCallingUid()); 7192 7193 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7194 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7195 } 7196 if (millisecondsToDelay < 0) { 7197 millisecondsToDelay = 0; 7198 } 7199 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7200 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7201 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7202 } 7203 7204 if ((state != null) && !state.timeoutExtended()) { 7205 state.extendTimeout(); 7206 7207 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7208 msg.arg1 = id; 7209 msg.obj = response; 7210 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7211 } 7212 } 7213 7214 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7215 int verificationCode, UserHandle user) { 7216 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7217 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7218 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7219 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7220 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7221 7222 mContext.sendBroadcastAsUser(intent, user, 7223 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7224 } 7225 7226 private ComponentName matchComponentForVerifier(String packageName, 7227 List<ResolveInfo> receivers) { 7228 ActivityInfo targetReceiver = null; 7229 7230 final int NR = receivers.size(); 7231 for (int i = 0; i < NR; i++) { 7232 final ResolveInfo info = receivers.get(i); 7233 if (info.activityInfo == null) { 7234 continue; 7235 } 7236 7237 if (packageName.equals(info.activityInfo.packageName)) { 7238 targetReceiver = info.activityInfo; 7239 break; 7240 } 7241 } 7242 7243 if (targetReceiver == null) { 7244 return null; 7245 } 7246 7247 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7248 } 7249 7250 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7251 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7252 if (pkgInfo.verifiers.length == 0) { 7253 return null; 7254 } 7255 7256 final int N = pkgInfo.verifiers.length; 7257 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7258 for (int i = 0; i < N; i++) { 7259 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7260 7261 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7262 receivers); 7263 if (comp == null) { 7264 continue; 7265 } 7266 7267 final int verifierUid = getUidForVerifier(verifierInfo); 7268 if (verifierUid == -1) { 7269 continue; 7270 } 7271 7272 if (DEBUG_VERIFY) { 7273 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7274 + " with the correct signature"); 7275 } 7276 sufficientVerifiers.add(comp); 7277 verificationState.addSufficientVerifier(verifierUid); 7278 } 7279 7280 return sufficientVerifiers; 7281 } 7282 7283 private int getUidForVerifier(VerifierInfo verifierInfo) { 7284 synchronized (mPackages) { 7285 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 7286 if (pkg == null) { 7287 return -1; 7288 } else if (pkg.mSignatures.length != 1) { 7289 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7290 + " has more than one signature; ignoring"); 7291 return -1; 7292 } 7293 7294 /* 7295 * If the public key of the package's signature does not match 7296 * our expected public key, then this is a different package and 7297 * we should skip. 7298 */ 7299 7300 final byte[] expectedPublicKey; 7301 try { 7302 final Signature verifierSig = pkg.mSignatures[0]; 7303 final PublicKey publicKey = verifierSig.getPublicKey(); 7304 expectedPublicKey = publicKey.getEncoded(); 7305 } catch (CertificateException e) { 7306 return -1; 7307 } 7308 7309 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 7310 7311 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 7312 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7313 + " does not have the expected public key; ignoring"); 7314 return -1; 7315 } 7316 7317 return pkg.applicationInfo.uid; 7318 } 7319 } 7320 7321 public void finishPackageInstall(int token) { 7322 enforceSystemOrRoot("Only the system is allowed to finish installs"); 7323 7324 if (DEBUG_INSTALL) { 7325 Slog.v(TAG, "BM finishing package install for " + token); 7326 } 7327 7328 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7329 mHandler.sendMessage(msg); 7330 } 7331 7332 /** 7333 * Get the verification agent timeout. 7334 * 7335 * @return verification timeout in milliseconds 7336 */ 7337 private long getVerificationTimeout() { 7338 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 7339 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 7340 DEFAULT_VERIFICATION_TIMEOUT); 7341 } 7342 7343 /** 7344 * Get the default verification agent response code. 7345 * 7346 * @return default verification response code 7347 */ 7348 private int getDefaultVerificationResponse() { 7349 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7350 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 7351 DEFAULT_VERIFICATION_RESPONSE); 7352 } 7353 7354 /** 7355 * Check whether or not package verification has been enabled. 7356 * 7357 * @return true if verification should be performed 7358 */ 7359 private boolean isVerificationEnabled(int flags) { 7360 if (!DEFAULT_VERIFY_ENABLE) { 7361 return false; 7362 } 7363 7364 // Check if installing from ADB 7365 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 7366 // Do not run verification in a test harness environment 7367 if (ActivityManager.isRunningInTestHarness()) { 7368 return false; 7369 } 7370 // Check if the developer does not want package verification for ADB installs 7371 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7372 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 7373 return false; 7374 } 7375 } 7376 7377 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7378 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 7379 } 7380 7381 /** 7382 * Get the "allow unknown sources" setting. 7383 * 7384 * @return the current "allow unknown sources" setting 7385 */ 7386 private int getUnknownSourcesSettings() { 7387 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7388 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 7389 -1); 7390 } 7391 7392 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 7393 final int uid = Binder.getCallingUid(); 7394 // writer 7395 synchronized (mPackages) { 7396 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 7397 if (targetPackageSetting == null) { 7398 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 7399 } 7400 7401 PackageSetting installerPackageSetting; 7402 if (installerPackageName != null) { 7403 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 7404 if (installerPackageSetting == null) { 7405 throw new IllegalArgumentException("Unknown installer package: " 7406 + installerPackageName); 7407 } 7408 } else { 7409 installerPackageSetting = null; 7410 } 7411 7412 Signature[] callerSignature; 7413 Object obj = mSettings.getUserIdLPr(uid); 7414 if (obj != null) { 7415 if (obj instanceof SharedUserSetting) { 7416 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 7417 } else if (obj instanceof PackageSetting) { 7418 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 7419 } else { 7420 throw new SecurityException("Bad object " + obj + " for uid " + uid); 7421 } 7422 } else { 7423 throw new SecurityException("Unknown calling uid " + uid); 7424 } 7425 7426 // Verify: can't set installerPackageName to a package that is 7427 // not signed with the same cert as the caller. 7428 if (installerPackageSetting != null) { 7429 if (compareSignatures(callerSignature, 7430 installerPackageSetting.signatures.mSignatures) 7431 != PackageManager.SIGNATURE_MATCH) { 7432 throw new SecurityException( 7433 "Caller does not have same cert as new installer package " 7434 + installerPackageName); 7435 } 7436 } 7437 7438 // Verify: if target already has an installer package, it must 7439 // be signed with the same cert as the caller. 7440 if (targetPackageSetting.installerPackageName != null) { 7441 PackageSetting setting = mSettings.mPackages.get( 7442 targetPackageSetting.installerPackageName); 7443 // If the currently set package isn't valid, then it's always 7444 // okay to change it. 7445 if (setting != null) { 7446 if (compareSignatures(callerSignature, 7447 setting.signatures.mSignatures) 7448 != PackageManager.SIGNATURE_MATCH) { 7449 throw new SecurityException( 7450 "Caller does not have same cert as old installer package " 7451 + targetPackageSetting.installerPackageName); 7452 } 7453 } 7454 } 7455 7456 // Okay! 7457 targetPackageSetting.installerPackageName = installerPackageName; 7458 scheduleWriteSettingsLocked(); 7459 } 7460 } 7461 7462 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 7463 // Queue up an async operation since the package installation may take a little while. 7464 mHandler.post(new Runnable() { 7465 public void run() { 7466 mHandler.removeCallbacks(this); 7467 // Result object to be returned 7468 PackageInstalledInfo res = new PackageInstalledInfo(); 7469 res.returnCode = currentStatus; 7470 res.uid = -1; 7471 res.pkg = null; 7472 res.removedInfo = new PackageRemovedInfo(); 7473 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 7474 args.doPreInstall(res.returnCode); 7475 synchronized (mInstallLock) { 7476 installPackageLI(args, true, res); 7477 } 7478 args.doPostInstall(res.returnCode, res.uid); 7479 } 7480 7481 // A restore should be performed at this point if (a) the install 7482 // succeeded, (b) the operation is not an update, and (c) the new 7483 // package has a backupAgent defined. 7484 final boolean update = res.removedInfo.removedPackage != null; 7485 boolean doRestore = (!update 7486 && res.pkg != null 7487 && res.pkg.applicationInfo.backupAgentName != null); 7488 7489 // Set up the post-install work request bookkeeping. This will be used 7490 // and cleaned up by the post-install event handling regardless of whether 7491 // there's a restore pass performed. Token values are >= 1. 7492 int token; 7493 if (mNextInstallToken < 0) mNextInstallToken = 1; 7494 token = mNextInstallToken++; 7495 7496 PostInstallData data = new PostInstallData(args, res); 7497 mRunningInstalls.put(token, data); 7498 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 7499 7500 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 7501 // Pass responsibility to the Backup Manager. It will perform a 7502 // restore if appropriate, then pass responsibility back to the 7503 // Package Manager to run the post-install observer callbacks 7504 // and broadcasts. 7505 IBackupManager bm = IBackupManager.Stub.asInterface( 7506 ServiceManager.getService(Context.BACKUP_SERVICE)); 7507 if (bm != null) { 7508 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 7509 + " to BM for possible restore"); 7510 try { 7511 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 7512 } catch (RemoteException e) { 7513 // can't happen; the backup manager is local 7514 } catch (Exception e) { 7515 Slog.e(TAG, "Exception trying to enqueue restore", e); 7516 doRestore = false; 7517 } 7518 } else { 7519 Slog.e(TAG, "Backup Manager not found!"); 7520 doRestore = false; 7521 } 7522 } 7523 7524 if (!doRestore) { 7525 // No restore possible, or the Backup Manager was mysteriously not 7526 // available -- just fire the post-install work request directly. 7527 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 7528 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7529 mHandler.sendMessage(msg); 7530 } 7531 } 7532 }); 7533 } 7534 7535 private abstract class HandlerParams { 7536 private static final int MAX_RETRIES = 4; 7537 7538 /** 7539 * Number of times startCopy() has been attempted and had a non-fatal 7540 * error. 7541 */ 7542 private int mRetries = 0; 7543 7544 /** User handle for the user requesting the information or installation. */ 7545 private final UserHandle mUser; 7546 7547 HandlerParams(UserHandle user) { 7548 mUser = user; 7549 } 7550 7551 UserHandle getUser() { 7552 return mUser; 7553 } 7554 7555 final boolean startCopy() { 7556 boolean res; 7557 try { 7558 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 7559 7560 if (++mRetries > MAX_RETRIES) { 7561 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 7562 mHandler.sendEmptyMessage(MCS_GIVE_UP); 7563 handleServiceError(); 7564 return false; 7565 } else { 7566 handleStartCopy(); 7567 res = true; 7568 } 7569 } catch (RemoteException e) { 7570 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 7571 mHandler.sendEmptyMessage(MCS_RECONNECT); 7572 res = false; 7573 } 7574 handleReturnCode(); 7575 return res; 7576 } 7577 7578 final void serviceError() { 7579 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 7580 handleServiceError(); 7581 handleReturnCode(); 7582 } 7583 7584 abstract void handleStartCopy() throws RemoteException; 7585 abstract void handleServiceError(); 7586 abstract void handleReturnCode(); 7587 } 7588 7589 class MeasureParams extends HandlerParams { 7590 private final PackageStats mStats; 7591 private boolean mSuccess; 7592 7593 private final IPackageStatsObserver mObserver; 7594 7595 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 7596 super(new UserHandle(stats.userHandle)); 7597 mObserver = observer; 7598 mStats = stats; 7599 } 7600 7601 @Override 7602 public String toString() { 7603 return "MeasureParams{" 7604 + Integer.toHexString(System.identityHashCode(this)) 7605 + " " + mStats.packageName + "}"; 7606 } 7607 7608 @Override 7609 void handleStartCopy() throws RemoteException { 7610 synchronized (mInstallLock) { 7611 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 7612 } 7613 7614 if (mSuccess) { 7615 final boolean mounted; 7616 if (Environment.isExternalStorageEmulated()) { 7617 mounted = true; 7618 } else { 7619 final String status = Environment.getExternalStorageState(); 7620 mounted = (Environment.MEDIA_MOUNTED.equals(status) 7621 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 7622 } 7623 7624 if (mounted) { 7625 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 7626 7627 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 7628 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 7629 7630 mStats.externalDataSize = calculateDirectorySize(mContainerService, 7631 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 7632 7633 // Always subtract cache size, since it's a subdirectory 7634 mStats.externalDataSize -= mStats.externalCacheSize; 7635 7636 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 7637 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 7638 7639 mStats.externalObbSize = calculateDirectorySize(mContainerService, 7640 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 7641 } 7642 } 7643 } 7644 7645 @Override 7646 void handleReturnCode() { 7647 if (mObserver != null) { 7648 try { 7649 mObserver.onGetStatsCompleted(mStats, mSuccess); 7650 } catch (RemoteException e) { 7651 Slog.i(TAG, "Observer no longer exists."); 7652 } 7653 } 7654 } 7655 7656 @Override 7657 void handleServiceError() { 7658 Slog.e(TAG, "Could not measure application " + mStats.packageName 7659 + " external storage"); 7660 } 7661 } 7662 7663 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 7664 throws RemoteException { 7665 long result = 0; 7666 for (File path : paths) { 7667 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 7668 } 7669 return result; 7670 } 7671 7672 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 7673 for (File path : paths) { 7674 try { 7675 mcs.clearDirectory(path.getAbsolutePath()); 7676 } catch (RemoteException e) { 7677 } 7678 } 7679 } 7680 7681 class InstallParams extends HandlerParams { 7682 final IPackageInstallObserver observer; 7683 final IPackageInstallObserver2 observer2; 7684 int flags; 7685 7686 private final Uri mPackageURI; 7687 final String installerPackageName; 7688 final VerificationParams verificationParams; 7689 private InstallArgs mArgs; 7690 private int mRet; 7691 private File mTempPackage; 7692 final ContainerEncryptionParams encryptionParams; 7693 7694 InstallParams(Uri packageURI, 7695 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 7696 int flags, String installerPackageName, VerificationParams verificationParams, 7697 ContainerEncryptionParams encryptionParams, UserHandle user) { 7698 super(user); 7699 this.mPackageURI = packageURI; 7700 this.flags = flags; 7701 this.observer = observer; 7702 this.observer2 = observer2; 7703 this.installerPackageName = installerPackageName; 7704 this.verificationParams = verificationParams; 7705 this.encryptionParams = encryptionParams; 7706 } 7707 7708 @Override 7709 public String toString() { 7710 return "InstallParams{" 7711 + Integer.toHexString(System.identityHashCode(this)) 7712 + " " + mPackageURI + "}"; 7713 } 7714 7715 public ManifestDigest getManifestDigest() { 7716 if (verificationParams == null) { 7717 return null; 7718 } 7719 return verificationParams.getManifestDigest(); 7720 } 7721 7722 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 7723 String packageName = pkgLite.packageName; 7724 int installLocation = pkgLite.installLocation; 7725 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7726 // reader 7727 synchronized (mPackages) { 7728 PackageParser.Package pkg = mPackages.get(packageName); 7729 if (pkg != null) { 7730 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7731 // Check for downgrading. 7732 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 7733 if (pkgLite.versionCode < pkg.mVersionCode) { 7734 Slog.w(TAG, "Can't install update of " + packageName 7735 + " update version " + pkgLite.versionCode 7736 + " is older than installed version " 7737 + pkg.mVersionCode); 7738 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 7739 } 7740 } 7741 // Check for updated system application. 7742 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 7743 if (onSd) { 7744 Slog.w(TAG, "Cannot install update to system app on sdcard"); 7745 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 7746 } 7747 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7748 } else { 7749 if (onSd) { 7750 // Install flag overrides everything. 7751 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7752 } 7753 // If current upgrade specifies particular preference 7754 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 7755 // Application explicitly specified internal. 7756 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7757 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 7758 // App explictly prefers external. Let policy decide 7759 } else { 7760 // Prefer previous location 7761 if (isExternal(pkg)) { 7762 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7763 } 7764 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7765 } 7766 } 7767 } else { 7768 // Invalid install. Return error code 7769 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 7770 } 7771 } 7772 } 7773 // All the special cases have been taken care of. 7774 // Return result based on recommended install location. 7775 if (onSd) { 7776 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7777 } 7778 return pkgLite.recommendedInstallLocation; 7779 } 7780 7781 private long getMemoryLowThreshold() { 7782 final DeviceStorageMonitorInternal 7783 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7784 if (dsm == null) { 7785 return 0L; 7786 } 7787 return dsm.getMemoryLowThreshold(); 7788 } 7789 7790 /* 7791 * Invoke remote method to get package information and install 7792 * location values. Override install location based on default 7793 * policy if needed and then create install arguments based 7794 * on the install location. 7795 */ 7796 public void handleStartCopy() throws RemoteException { 7797 int ret = PackageManager.INSTALL_SUCCEEDED; 7798 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7799 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 7800 PackageInfoLite pkgLite = null; 7801 7802 if (onInt && onSd) { 7803 // Check if both bits are set. 7804 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 7805 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7806 } else { 7807 final long lowThreshold = getMemoryLowThreshold(); 7808 if (lowThreshold == 0L) { 7809 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7810 } 7811 7812 try { 7813 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 7814 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7815 7816 final File packageFile; 7817 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 7818 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 7819 if (mTempPackage != null) { 7820 ParcelFileDescriptor out; 7821 try { 7822 out = ParcelFileDescriptor.open(mTempPackage, 7823 ParcelFileDescriptor.MODE_READ_WRITE); 7824 } catch (FileNotFoundException e) { 7825 out = null; 7826 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 7827 } 7828 7829 // Make a temporary file for decryption. 7830 ret = mContainerService 7831 .copyResource(mPackageURI, encryptionParams, out); 7832 IoUtils.closeQuietly(out); 7833 7834 packageFile = mTempPackage; 7835 7836 FileUtils.setPermissions(packageFile.getAbsolutePath(), 7837 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 7838 | FileUtils.S_IROTH, 7839 -1, -1); 7840 } else { 7841 packageFile = null; 7842 } 7843 } else { 7844 packageFile = new File(mPackageURI.getPath()); 7845 } 7846 7847 if (packageFile != null) { 7848 // Remote call to find out default install location 7849 final String packageFilePath = packageFile.getAbsolutePath(); 7850 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, flags, 7851 lowThreshold); 7852 7853 /* 7854 * If we have too little free space, try to free cache 7855 * before giving up. 7856 */ 7857 if (pkgLite.recommendedInstallLocation 7858 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7859 final long size = mContainerService.calculateInstalledSize( 7860 packageFilePath, isForwardLocked()); 7861 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 7862 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, 7863 flags, lowThreshold); 7864 } 7865 /* 7866 * The cache free must have deleted the file we 7867 * downloaded to install. 7868 * 7869 * TODO: fix the "freeCache" call to not delete 7870 * the file we care about. 7871 */ 7872 if (pkgLite.recommendedInstallLocation 7873 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7874 pkgLite.recommendedInstallLocation 7875 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 7876 } 7877 } 7878 } 7879 } finally { 7880 mContext.revokeUriPermission(mPackageURI, 7881 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7882 } 7883 } 7884 7885 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7886 int loc = pkgLite.recommendedInstallLocation; 7887 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 7888 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7889 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 7890 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7891 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7892 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7893 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 7894 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 7895 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7896 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 7897 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 7898 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 7899 } else { 7900 // Override with defaults if needed. 7901 loc = installLocationPolicy(pkgLite, flags); 7902 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 7903 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 7904 } else if (!onSd && !onInt) { 7905 // Override install location with flags 7906 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 7907 // Set the flag to install on external media. 7908 flags |= PackageManager.INSTALL_EXTERNAL; 7909 flags &= ~PackageManager.INSTALL_INTERNAL; 7910 } else { 7911 // Make sure the flag for installing on external 7912 // media is unset 7913 flags |= PackageManager.INSTALL_INTERNAL; 7914 flags &= ~PackageManager.INSTALL_EXTERNAL; 7915 } 7916 } 7917 } 7918 } 7919 7920 final InstallArgs args = createInstallArgs(this); 7921 mArgs = args; 7922 7923 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7924 /* 7925 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 7926 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 7927 */ 7928 int userIdentifier = getUser().getIdentifier(); 7929 if (userIdentifier == UserHandle.USER_ALL 7930 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 7931 userIdentifier = UserHandle.USER_OWNER; 7932 } 7933 7934 /* 7935 * Determine if we have any installed package verifiers. If we 7936 * do, then we'll defer to them to verify the packages. 7937 */ 7938 final int requiredUid = mRequiredVerifierPackage == null ? -1 7939 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 7940 if (requiredUid != -1 && isVerificationEnabled(flags)) { 7941 final Intent verification = new Intent( 7942 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 7943 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 7944 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7945 7946 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 7947 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 7948 0 /* TODO: Which userId? */); 7949 7950 if (DEBUG_VERIFY) { 7951 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 7952 + verification.toString() + " with " + pkgLite.verifiers.length 7953 + " optional verifiers"); 7954 } 7955 7956 final int verificationId = mPendingVerificationToken++; 7957 7958 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7959 7960 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 7961 installerPackageName); 7962 7963 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 7964 7965 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 7966 pkgLite.packageName); 7967 7968 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 7969 pkgLite.versionCode); 7970 7971 if (verificationParams != null) { 7972 if (verificationParams.getVerificationURI() != null) { 7973 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 7974 verificationParams.getVerificationURI()); 7975 } 7976 if (verificationParams.getOriginatingURI() != null) { 7977 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 7978 verificationParams.getOriginatingURI()); 7979 } 7980 if (verificationParams.getReferrer() != null) { 7981 verification.putExtra(Intent.EXTRA_REFERRER, 7982 verificationParams.getReferrer()); 7983 } 7984 if (verificationParams.getOriginatingUid() >= 0) { 7985 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 7986 verificationParams.getOriginatingUid()); 7987 } 7988 if (verificationParams.getInstallerUid() >= 0) { 7989 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 7990 verificationParams.getInstallerUid()); 7991 } 7992 } 7993 7994 final PackageVerificationState verificationState = new PackageVerificationState( 7995 requiredUid, args); 7996 7997 mPendingVerification.append(verificationId, verificationState); 7998 7999 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8000 receivers, verificationState); 8001 8002 /* 8003 * If any sufficient verifiers were listed in the package 8004 * manifest, attempt to ask them. 8005 */ 8006 if (sufficientVerifiers != null) { 8007 final int N = sufficientVerifiers.size(); 8008 if (N == 0) { 8009 Slog.i(TAG, "Additional verifiers required, but none installed."); 8010 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8011 } else { 8012 for (int i = 0; i < N; i++) { 8013 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8014 8015 final Intent sufficientIntent = new Intent(verification); 8016 sufficientIntent.setComponent(verifierComponent); 8017 8018 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8019 } 8020 } 8021 } 8022 8023 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8024 mRequiredVerifierPackage, receivers); 8025 if (ret == PackageManager.INSTALL_SUCCEEDED 8026 && mRequiredVerifierPackage != null) { 8027 /* 8028 * Send the intent to the required verification agent, 8029 * but only start the verification timeout after the 8030 * target BroadcastReceivers have run. 8031 */ 8032 verification.setComponent(requiredVerifierComponent); 8033 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8034 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8035 new BroadcastReceiver() { 8036 @Override 8037 public void onReceive(Context context, Intent intent) { 8038 final Message msg = mHandler 8039 .obtainMessage(CHECK_PENDING_VERIFICATION); 8040 msg.arg1 = verificationId; 8041 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8042 } 8043 }, null, 0, null, null); 8044 8045 /* 8046 * We don't want the copy to proceed until verification 8047 * succeeds, so null out this field. 8048 */ 8049 mArgs = null; 8050 } 8051 } else { 8052 /* 8053 * No package verification is enabled, so immediately start 8054 * the remote call to initiate copy using temporary file. 8055 */ 8056 ret = args.copyApk(mContainerService, true); 8057 } 8058 } 8059 8060 mRet = ret; 8061 } 8062 8063 @Override 8064 void handleReturnCode() { 8065 // If mArgs is null, then MCS couldn't be reached. When it 8066 // reconnects, it will try again to install. At that point, this 8067 // will succeed. 8068 if (mArgs != null) { 8069 processPendingInstall(mArgs, mRet); 8070 8071 if (mTempPackage != null) { 8072 if (!mTempPackage.delete()) { 8073 Slog.w(TAG, "Couldn't delete temporary file: " + 8074 mTempPackage.getAbsolutePath()); 8075 } 8076 } 8077 } 8078 } 8079 8080 @Override 8081 void handleServiceError() { 8082 mArgs = createInstallArgs(this); 8083 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8084 } 8085 8086 public boolean isForwardLocked() { 8087 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8088 } 8089 8090 public Uri getPackageUri() { 8091 if (mTempPackage != null) { 8092 return Uri.fromFile(mTempPackage); 8093 } else { 8094 return mPackageURI; 8095 } 8096 } 8097 } 8098 8099 /* 8100 * Utility class used in movePackage api. 8101 * srcArgs and targetArgs are not set for invalid flags and make 8102 * sure to do null checks when invoking methods on them. 8103 * We probably want to return ErrorPrams for both failed installs 8104 * and moves. 8105 */ 8106 class MoveParams extends HandlerParams { 8107 final IPackageMoveObserver observer; 8108 final int flags; 8109 final String packageName; 8110 final InstallArgs srcArgs; 8111 final InstallArgs targetArgs; 8112 int uid; 8113 int mRet; 8114 8115 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8116 String packageName, String dataDir, int uid, UserHandle user) { 8117 super(user); 8118 this.srcArgs = srcArgs; 8119 this.observer = observer; 8120 this.flags = flags; 8121 this.packageName = packageName; 8122 this.uid = uid; 8123 if (srcArgs != null) { 8124 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 8125 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 8126 } else { 8127 targetArgs = null; 8128 } 8129 } 8130 8131 @Override 8132 public String toString() { 8133 return "MoveParams{" 8134 + Integer.toHexString(System.identityHashCode(this)) 8135 + " " + packageName + "}"; 8136 } 8137 8138 public void handleStartCopy() throws RemoteException { 8139 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8140 // Check for storage space on target medium 8141 if (!targetArgs.checkFreeStorage(mContainerService)) { 8142 Log.w(TAG, "Insufficient storage to install"); 8143 return; 8144 } 8145 8146 mRet = srcArgs.doPreCopy(); 8147 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8148 return; 8149 } 8150 8151 mRet = targetArgs.copyApk(mContainerService, false); 8152 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8153 srcArgs.doPostCopy(uid); 8154 return; 8155 } 8156 8157 mRet = srcArgs.doPostCopy(uid); 8158 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8159 return; 8160 } 8161 8162 mRet = targetArgs.doPreInstall(mRet); 8163 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8164 return; 8165 } 8166 8167 if (DEBUG_SD_INSTALL) { 8168 StringBuilder builder = new StringBuilder(); 8169 if (srcArgs != null) { 8170 builder.append("src: "); 8171 builder.append(srcArgs.getCodePath()); 8172 } 8173 if (targetArgs != null) { 8174 builder.append(" target : "); 8175 builder.append(targetArgs.getCodePath()); 8176 } 8177 Log.i(TAG, builder.toString()); 8178 } 8179 } 8180 8181 @Override 8182 void handleReturnCode() { 8183 targetArgs.doPostInstall(mRet, uid); 8184 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8185 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8186 currentStatus = PackageManager.MOVE_SUCCEEDED; 8187 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8188 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8189 } 8190 processPendingMove(this, currentStatus); 8191 } 8192 8193 @Override 8194 void handleServiceError() { 8195 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8196 } 8197 } 8198 8199 /** 8200 * Used during creation of InstallArgs 8201 * 8202 * @param flags package installation flags 8203 * @return true if should be installed on external storage 8204 */ 8205 private static boolean installOnSd(int flags) { 8206 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8207 return false; 8208 } 8209 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8210 return true; 8211 } 8212 return false; 8213 } 8214 8215 /** 8216 * Used during creation of InstallArgs 8217 * 8218 * @param flags package installation flags 8219 * @return true if should be installed as forward locked 8220 */ 8221 private static boolean installForwardLocked(int flags) { 8222 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8223 } 8224 8225 private InstallArgs createInstallArgs(InstallParams params) { 8226 if (installOnSd(params.flags) || params.isForwardLocked()) { 8227 return new AsecInstallArgs(params); 8228 } else { 8229 return new FileInstallArgs(params); 8230 } 8231 } 8232 8233 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 8234 String nativeLibraryPath) { 8235 final boolean isInAsec; 8236 if (installOnSd(flags)) { 8237 /* Apps on SD card are always in ASEC containers. */ 8238 isInAsec = true; 8239 } else if (installForwardLocked(flags) 8240 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8241 /* 8242 * Forward-locked apps are only in ASEC containers if they're the 8243 * new style 8244 */ 8245 isInAsec = true; 8246 } else { 8247 isInAsec = false; 8248 } 8249 8250 if (isInAsec) { 8251 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 8252 installOnSd(flags), installForwardLocked(flags)); 8253 } else { 8254 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 8255 } 8256 } 8257 8258 // Used by package mover 8259 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 8260 if (installOnSd(flags) || installForwardLocked(flags)) { 8261 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 8262 + AsecInstallArgs.RES_FILE_NAME); 8263 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 8264 installForwardLocked(flags)); 8265 } else { 8266 return new FileInstallArgs(packageURI, pkgName, dataDir); 8267 } 8268 } 8269 8270 static abstract class InstallArgs { 8271 final IPackageInstallObserver observer; 8272 final IPackageInstallObserver2 observer2; 8273 // Always refers to PackageManager flags only 8274 final int flags; 8275 final Uri packageURI; 8276 final String installerPackageName; 8277 final ManifestDigest manifestDigest; 8278 final UserHandle user; 8279 8280 InstallArgs(Uri packageURI, 8281 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 8282 int flags, String installerPackageName, ManifestDigest manifestDigest, 8283 UserHandle user) { 8284 this.packageURI = packageURI; 8285 this.flags = flags; 8286 this.observer = observer; 8287 this.observer2 = observer2; 8288 this.installerPackageName = installerPackageName; 8289 this.manifestDigest = manifestDigest; 8290 this.user = user; 8291 } 8292 8293 abstract void createCopyFile(); 8294 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8295 abstract int doPreInstall(int status); 8296 abstract boolean doRename(int status, String pkgName, String oldCodePath); 8297 8298 abstract int doPostInstall(int status, int uid); 8299 abstract String getCodePath(); 8300 abstract String getResourcePath(); 8301 abstract String getNativeLibraryPath(); 8302 // Need installer lock especially for dex file removal. 8303 abstract void cleanUpResourcesLI(); 8304 abstract boolean doPostDeleteLI(boolean delete); 8305 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8306 8307 /** 8308 * Called before the source arguments are copied. This is used mostly 8309 * for MoveParams when it needs to read the source file to put it in the 8310 * destination. 8311 */ 8312 int doPreCopy() { 8313 return PackageManager.INSTALL_SUCCEEDED; 8314 } 8315 8316 /** 8317 * Called after the source arguments are copied. This is used mostly for 8318 * MoveParams when it needs to read the source file to put it in the 8319 * destination. 8320 * 8321 * @return 8322 */ 8323 int doPostCopy(int uid) { 8324 return PackageManager.INSTALL_SUCCEEDED; 8325 } 8326 8327 protected boolean isFwdLocked() { 8328 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8329 } 8330 8331 UserHandle getUser() { 8332 return user; 8333 } 8334 } 8335 8336 class FileInstallArgs extends InstallArgs { 8337 File installDir; 8338 String codeFileName; 8339 String resourceFileName; 8340 String libraryPath; 8341 boolean created = false; 8342 8343 FileInstallArgs(InstallParams params) { 8344 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8345 params.installerPackageName, params.getManifestDigest(), 8346 params.getUser()); 8347 } 8348 8349 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 8350 super(null, null, null, 0, null, null, null); 8351 File codeFile = new File(fullCodePath); 8352 installDir = codeFile.getParentFile(); 8353 codeFileName = fullCodePath; 8354 resourceFileName = fullResourcePath; 8355 libraryPath = nativeLibraryPath; 8356 } 8357 8358 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 8359 super(packageURI, null, null, 0, null, null, null); 8360 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8361 String apkName = getNextCodePath(null, pkgName, ".apk"); 8362 codeFileName = new File(installDir, apkName + ".apk").getPath(); 8363 resourceFileName = getResourcePathFromCodePath(); 8364 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 8365 } 8366 8367 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8368 final long lowThreshold; 8369 8370 final DeviceStorageMonitorInternal 8371 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8372 if (dsm == null) { 8373 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8374 lowThreshold = 0L; 8375 } else { 8376 if (dsm.isMemoryLow()) { 8377 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 8378 return false; 8379 } 8380 8381 lowThreshold = dsm.getMemoryLowThreshold(); 8382 } 8383 8384 try { 8385 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8386 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8387 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 8388 } finally { 8389 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8390 } 8391 } 8392 8393 String getCodePath() { 8394 return codeFileName; 8395 } 8396 8397 void createCopyFile() { 8398 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8399 codeFileName = createTempPackageFile(installDir).getPath(); 8400 resourceFileName = getResourcePathFromCodePath(); 8401 libraryPath = getLibraryPathFromCodePath(); 8402 created = true; 8403 } 8404 8405 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8406 if (temp) { 8407 // Generate temp file name 8408 createCopyFile(); 8409 } 8410 // Get a ParcelFileDescriptor to write to the output file 8411 File codeFile = new File(codeFileName); 8412 if (!created) { 8413 try { 8414 codeFile.createNewFile(); 8415 // Set permissions 8416 if (!setPermissions()) { 8417 // Failed setting permissions. 8418 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8419 } 8420 } catch (IOException e) { 8421 Slog.w(TAG, "Failed to create file " + codeFile); 8422 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8423 } 8424 } 8425 ParcelFileDescriptor out = null; 8426 try { 8427 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 8428 } catch (FileNotFoundException e) { 8429 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 8430 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8431 } 8432 // Copy the resource now 8433 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8434 try { 8435 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8436 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8437 ret = imcs.copyResource(packageURI, null, out); 8438 } finally { 8439 IoUtils.closeQuietly(out); 8440 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8441 } 8442 8443 if (isFwdLocked()) { 8444 final File destResourceFile = new File(getResourcePath()); 8445 8446 // Copy the public files 8447 try { 8448 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 8449 } catch (IOException e) { 8450 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 8451 + " forward-locked app."); 8452 destResourceFile.delete(); 8453 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8454 } 8455 } 8456 8457 final File nativeLibraryFile = new File(getNativeLibraryPath()); 8458 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 8459 if (nativeLibraryFile.exists()) { 8460 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8461 nativeLibraryFile.delete(); 8462 } 8463 try { 8464 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 8465 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8466 return copyRet; 8467 } 8468 } catch (IOException e) { 8469 Slog.e(TAG, "Copying native libraries failed", e); 8470 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8471 } 8472 8473 return ret; 8474 } 8475 8476 int doPreInstall(int status) { 8477 if (status != PackageManager.INSTALL_SUCCEEDED) { 8478 cleanUp(); 8479 } 8480 return status; 8481 } 8482 8483 boolean doRename(int status, final String pkgName, String oldCodePath) { 8484 if (status != PackageManager.INSTALL_SUCCEEDED) { 8485 cleanUp(); 8486 return false; 8487 } else { 8488 final File oldCodeFile = new File(getCodePath()); 8489 final File oldResourceFile = new File(getResourcePath()); 8490 final File oldLibraryFile = new File(getNativeLibraryPath()); 8491 8492 // Rename APK file based on packageName 8493 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 8494 final File newCodeFile = new File(installDir, apkName + ".apk"); 8495 if (!oldCodeFile.renameTo(newCodeFile)) { 8496 return false; 8497 } 8498 codeFileName = newCodeFile.getPath(); 8499 8500 // Rename public resource file if it's forward-locked. 8501 final File newResFile = new File(getResourcePathFromCodePath()); 8502 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 8503 return false; 8504 } 8505 resourceFileName = newResFile.getPath(); 8506 8507 // Rename library path 8508 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 8509 if (newLibraryFile.exists()) { 8510 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 8511 newLibraryFile.delete(); 8512 } 8513 if (!oldLibraryFile.renameTo(newLibraryFile)) { 8514 Slog.e(TAG, "Cannot rename native library directory " 8515 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 8516 return false; 8517 } 8518 libraryPath = newLibraryFile.getPath(); 8519 8520 // Attempt to set permissions 8521 if (!setPermissions()) { 8522 return false; 8523 } 8524 8525 if (!SELinux.restorecon(newCodeFile)) { 8526 return false; 8527 } 8528 8529 return true; 8530 } 8531 } 8532 8533 int doPostInstall(int status, int uid) { 8534 if (status != PackageManager.INSTALL_SUCCEEDED) { 8535 cleanUp(); 8536 } 8537 return status; 8538 } 8539 8540 String getResourcePath() { 8541 return resourceFileName; 8542 } 8543 8544 private String getResourcePathFromCodePath() { 8545 final String codePath = getCodePath(); 8546 if (isFwdLocked()) { 8547 final StringBuilder sb = new StringBuilder(); 8548 8549 sb.append(mAppInstallDir.getPath()); 8550 sb.append('/'); 8551 sb.append(getApkName(codePath)); 8552 sb.append(".zip"); 8553 8554 /* 8555 * If our APK is a temporary file, mark the resource as a 8556 * temporary file as well so it can be cleaned up after 8557 * catastrophic failure. 8558 */ 8559 if (codePath.endsWith(".tmp")) { 8560 sb.append(".tmp"); 8561 } 8562 8563 return sb.toString(); 8564 } else { 8565 return codePath; 8566 } 8567 } 8568 8569 private String getLibraryPathFromCodePath() { 8570 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 8571 } 8572 8573 @Override 8574 String getNativeLibraryPath() { 8575 if (libraryPath == null) { 8576 libraryPath = getLibraryPathFromCodePath(); 8577 } 8578 return libraryPath; 8579 } 8580 8581 private boolean cleanUp() { 8582 boolean ret = true; 8583 String sourceDir = getCodePath(); 8584 String publicSourceDir = getResourcePath(); 8585 if (sourceDir != null) { 8586 File sourceFile = new File(sourceDir); 8587 if (!sourceFile.exists()) { 8588 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 8589 ret = false; 8590 } 8591 // Delete application's code and resources 8592 sourceFile.delete(); 8593 } 8594 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 8595 final File publicSourceFile = new File(publicSourceDir); 8596 if (!publicSourceFile.exists()) { 8597 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 8598 } 8599 if (publicSourceFile.exists()) { 8600 publicSourceFile.delete(); 8601 } 8602 } 8603 8604 if (libraryPath != null) { 8605 File nativeLibraryFile = new File(libraryPath); 8606 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8607 if (!nativeLibraryFile.delete()) { 8608 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 8609 } 8610 } 8611 8612 return ret; 8613 } 8614 8615 void cleanUpResourcesLI() { 8616 String sourceDir = getCodePath(); 8617 if (cleanUp()) { 8618 int retCode = mInstaller.rmdex(sourceDir); 8619 if (retCode < 0) { 8620 Slog.w(TAG, "Couldn't remove dex file for package: " 8621 + " at location " 8622 + sourceDir + ", retcode=" + retCode); 8623 // we don't consider this to be a failure of the core package deletion 8624 } 8625 } 8626 } 8627 8628 private boolean setPermissions() { 8629 // TODO Do this in a more elegant way later on. for now just a hack 8630 if (!isFwdLocked()) { 8631 final int filePermissions = 8632 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 8633 |FileUtils.S_IROTH; 8634 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 8635 if (retCode != 0) { 8636 Slog.e(TAG, "Couldn't set new package file permissions for " + 8637 getCodePath() 8638 + ". The return code was: " + retCode); 8639 // TODO Define new internal error 8640 return false; 8641 } 8642 return true; 8643 } 8644 return true; 8645 } 8646 8647 boolean doPostDeleteLI(boolean delete) { 8648 // XXX err, shouldn't we respect the delete flag? 8649 cleanUpResourcesLI(); 8650 return true; 8651 } 8652 } 8653 8654 private boolean isAsecExternal(String cid) { 8655 final String asecPath = PackageHelper.getSdFilesystem(cid); 8656 return !asecPath.startsWith(mAsecInternalPath); 8657 } 8658 8659 /** 8660 * Extract the MountService "container ID" from the full code path of an 8661 * .apk. 8662 */ 8663 static String cidFromCodePath(String fullCodePath) { 8664 int eidx = fullCodePath.lastIndexOf("/"); 8665 String subStr1 = fullCodePath.substring(0, eidx); 8666 int sidx = subStr1.lastIndexOf("/"); 8667 return subStr1.substring(sidx+1, eidx); 8668 } 8669 8670 class AsecInstallArgs extends InstallArgs { 8671 static final String RES_FILE_NAME = "pkg.apk"; 8672 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 8673 8674 String cid; 8675 String packagePath; 8676 String resourcePath; 8677 String libraryPath; 8678 8679 AsecInstallArgs(InstallParams params) { 8680 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8681 params.installerPackageName, params.getManifestDigest(), 8682 params.getUser()); 8683 } 8684 8685 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 8686 boolean isExternal, boolean isForwardLocked) { 8687 super(null, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8688 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8689 null, null, null); 8690 // Extract cid from fullCodePath 8691 int eidx = fullCodePath.lastIndexOf("/"); 8692 String subStr1 = fullCodePath.substring(0, eidx); 8693 int sidx = subStr1.lastIndexOf("/"); 8694 cid = subStr1.substring(sidx+1, eidx); 8695 setCachePath(subStr1); 8696 } 8697 8698 AsecInstallArgs(String cid, boolean isForwardLocked) { 8699 super(null, null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 8700 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8701 null, null, null); 8702 this.cid = cid; 8703 setCachePath(PackageHelper.getSdDir(cid)); 8704 } 8705 8706 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 8707 super(packageURI, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8708 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8709 null, null, null); 8710 this.cid = cid; 8711 } 8712 8713 void createCopyFile() { 8714 cid = getTempContainerId(); 8715 } 8716 8717 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8718 try { 8719 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8720 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8721 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 8722 } finally { 8723 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8724 } 8725 } 8726 8727 private final boolean isExternal() { 8728 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8729 } 8730 8731 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8732 if (temp) { 8733 createCopyFile(); 8734 } else { 8735 /* 8736 * Pre-emptively destroy the container since it's destroyed if 8737 * copying fails due to it existing anyway. 8738 */ 8739 PackageHelper.destroySdDir(cid); 8740 } 8741 8742 final String newCachePath; 8743 try { 8744 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8745 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8746 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 8747 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 8748 } finally { 8749 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8750 } 8751 8752 if (newCachePath != null) { 8753 setCachePath(newCachePath); 8754 return PackageManager.INSTALL_SUCCEEDED; 8755 } else { 8756 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8757 } 8758 } 8759 8760 @Override 8761 String getCodePath() { 8762 return packagePath; 8763 } 8764 8765 @Override 8766 String getResourcePath() { 8767 return resourcePath; 8768 } 8769 8770 @Override 8771 String getNativeLibraryPath() { 8772 return libraryPath; 8773 } 8774 8775 int doPreInstall(int status) { 8776 if (status != PackageManager.INSTALL_SUCCEEDED) { 8777 // Destroy container 8778 PackageHelper.destroySdDir(cid); 8779 } else { 8780 boolean mounted = PackageHelper.isContainerMounted(cid); 8781 if (!mounted) { 8782 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 8783 Process.SYSTEM_UID); 8784 if (newCachePath != null) { 8785 setCachePath(newCachePath); 8786 } else { 8787 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8788 } 8789 } 8790 } 8791 return status; 8792 } 8793 8794 boolean doRename(int status, final String pkgName, 8795 String oldCodePath) { 8796 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 8797 String newCachePath = null; 8798 if (PackageHelper.isContainerMounted(cid)) { 8799 // Unmount the container 8800 if (!PackageHelper.unMountSdDir(cid)) { 8801 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 8802 return false; 8803 } 8804 } 8805 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8806 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 8807 " which might be stale. Will try to clean up."); 8808 // Clean up the stale container and proceed to recreate. 8809 if (!PackageHelper.destroySdDir(newCacheId)) { 8810 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 8811 return false; 8812 } 8813 // Successfully cleaned up stale container. Try to rename again. 8814 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8815 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 8816 + " inspite of cleaning it up."); 8817 return false; 8818 } 8819 } 8820 if (!PackageHelper.isContainerMounted(newCacheId)) { 8821 Slog.w(TAG, "Mounting container " + newCacheId); 8822 newCachePath = PackageHelper.mountSdDir(newCacheId, 8823 getEncryptKey(), Process.SYSTEM_UID); 8824 } else { 8825 newCachePath = PackageHelper.getSdDir(newCacheId); 8826 } 8827 if (newCachePath == null) { 8828 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 8829 return false; 8830 } 8831 Log.i(TAG, "Succesfully renamed " + cid + 8832 " to " + newCacheId + 8833 " at new path: " + newCachePath); 8834 cid = newCacheId; 8835 setCachePath(newCachePath); 8836 return true; 8837 } 8838 8839 private void setCachePath(String newCachePath) { 8840 File cachePath = new File(newCachePath); 8841 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 8842 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 8843 8844 if (isFwdLocked()) { 8845 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 8846 } else { 8847 resourcePath = packagePath; 8848 } 8849 } 8850 8851 int doPostInstall(int status, int uid) { 8852 if (status != PackageManager.INSTALL_SUCCEEDED) { 8853 cleanUp(); 8854 } else { 8855 final int groupOwner; 8856 final String protectedFile; 8857 if (isFwdLocked()) { 8858 groupOwner = UserHandle.getSharedAppGid(uid); 8859 protectedFile = RES_FILE_NAME; 8860 } else { 8861 groupOwner = -1; 8862 protectedFile = null; 8863 } 8864 8865 if (uid < Process.FIRST_APPLICATION_UID 8866 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 8867 Slog.e(TAG, "Failed to finalize " + cid); 8868 PackageHelper.destroySdDir(cid); 8869 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8870 } 8871 8872 boolean mounted = PackageHelper.isContainerMounted(cid); 8873 if (!mounted) { 8874 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 8875 } 8876 } 8877 return status; 8878 } 8879 8880 private void cleanUp() { 8881 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 8882 8883 // Destroy secure container 8884 PackageHelper.destroySdDir(cid); 8885 } 8886 8887 void cleanUpResourcesLI() { 8888 String sourceFile = getCodePath(); 8889 // Remove dex file 8890 int retCode = mInstaller.rmdex(sourceFile); 8891 if (retCode < 0) { 8892 Slog.w(TAG, "Couldn't remove dex file for package: " 8893 + " at location " 8894 + sourceFile.toString() + ", retcode=" + retCode); 8895 // we don't consider this to be a failure of the core package deletion 8896 } 8897 cleanUp(); 8898 } 8899 8900 boolean matchContainer(String app) { 8901 if (cid.startsWith(app)) { 8902 return true; 8903 } 8904 return false; 8905 } 8906 8907 String getPackageName() { 8908 return getAsecPackageName(cid); 8909 } 8910 8911 boolean doPostDeleteLI(boolean delete) { 8912 boolean ret = false; 8913 boolean mounted = PackageHelper.isContainerMounted(cid); 8914 if (mounted) { 8915 // Unmount first 8916 ret = PackageHelper.unMountSdDir(cid); 8917 } 8918 if (ret && delete) { 8919 cleanUpResourcesLI(); 8920 } 8921 return ret; 8922 } 8923 8924 @Override 8925 int doPreCopy() { 8926 if (isFwdLocked()) { 8927 if (!PackageHelper.fixSdPermissions(cid, 8928 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 8929 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8930 } 8931 } 8932 8933 return PackageManager.INSTALL_SUCCEEDED; 8934 } 8935 8936 @Override 8937 int doPostCopy(int uid) { 8938 if (isFwdLocked()) { 8939 if (uid < Process.FIRST_APPLICATION_UID 8940 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 8941 RES_FILE_NAME)) { 8942 Slog.e(TAG, "Failed to finalize " + cid); 8943 PackageHelper.destroySdDir(cid); 8944 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8945 } 8946 } 8947 8948 return PackageManager.INSTALL_SUCCEEDED; 8949 } 8950 }; 8951 8952 static String getAsecPackageName(String packageCid) { 8953 int idx = packageCid.lastIndexOf("-"); 8954 if (idx == -1) { 8955 return packageCid; 8956 } 8957 return packageCid.substring(0, idx); 8958 } 8959 8960 // Utility method used to create code paths based on package name and available index. 8961 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 8962 String idxStr = ""; 8963 int idx = 1; 8964 // Fall back to default value of idx=1 if prefix is not 8965 // part of oldCodePath 8966 if (oldCodePath != null) { 8967 String subStr = oldCodePath; 8968 // Drop the suffix right away 8969 if (subStr.endsWith(suffix)) { 8970 subStr = subStr.substring(0, subStr.length() - suffix.length()); 8971 } 8972 // If oldCodePath already contains prefix find out the 8973 // ending index to either increment or decrement. 8974 int sidx = subStr.lastIndexOf(prefix); 8975 if (sidx != -1) { 8976 subStr = subStr.substring(sidx + prefix.length()); 8977 if (subStr != null) { 8978 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 8979 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 8980 } 8981 try { 8982 idx = Integer.parseInt(subStr); 8983 if (idx <= 1) { 8984 idx++; 8985 } else { 8986 idx--; 8987 } 8988 } catch(NumberFormatException e) { 8989 } 8990 } 8991 } 8992 } 8993 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 8994 return prefix + idxStr; 8995 } 8996 8997 // Utility method used to ignore ADD/REMOVE events 8998 // by directory observer. 8999 private static boolean ignoreCodePath(String fullPathStr) { 9000 String apkName = getApkName(fullPathStr); 9001 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9002 if (idx != -1 && ((idx+1) < apkName.length())) { 9003 // Make sure the package ends with a numeral 9004 String version = apkName.substring(idx+1); 9005 try { 9006 Integer.parseInt(version); 9007 return true; 9008 } catch (NumberFormatException e) {} 9009 } 9010 return false; 9011 } 9012 9013 // Utility method that returns the relative package path with respect 9014 // to the installation directory. Like say for /data/data/com.test-1.apk 9015 // string com.test-1 is returned. 9016 static String getApkName(String codePath) { 9017 if (codePath == null) { 9018 return null; 9019 } 9020 int sidx = codePath.lastIndexOf("/"); 9021 int eidx = codePath.lastIndexOf("."); 9022 if (eidx == -1) { 9023 eidx = codePath.length(); 9024 } else if (eidx == 0) { 9025 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 9026 return null; 9027 } 9028 return codePath.substring(sidx+1, eidx); 9029 } 9030 9031 class PackageInstalledInfo { 9032 String name; 9033 int uid; 9034 // The set of users that originally had this package installed. 9035 int[] origUsers; 9036 // The set of users that now have this package installed. 9037 int[] newUsers; 9038 PackageParser.Package pkg; 9039 int returnCode; 9040 PackageRemovedInfo removedInfo; 9041 9042 // In some error cases we want to convey more info back to the observer 9043 String origPackage; 9044 String origPermission; 9045 } 9046 9047 /* 9048 * Install a non-existing package. 9049 */ 9050 private void installNewPackageLI(PackageParser.Package pkg, 9051 int parseFlags, int scanMode, UserHandle user, 9052 String installerPackageName, PackageInstalledInfo res) { 9053 // Remember this for later, in case we need to rollback this install 9054 String pkgName = pkg.packageName; 9055 9056 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9057 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9058 synchronized(mPackages) { 9059 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9060 // A package with the same name is already installed, though 9061 // it has been renamed to an older name. The package we 9062 // are trying to install should be installed as an update to 9063 // the existing one, but that has not been requested, so bail. 9064 Slog.w(TAG, "Attempt to re-install " + pkgName 9065 + " without first uninstalling package running as " 9066 + mSettings.mRenamedPackages.get(pkgName)); 9067 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9068 return; 9069 } 9070 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 9071 // Don't allow installation over an existing package with the same name. 9072 Slog.w(TAG, "Attempt to re-install " + pkgName 9073 + " without first uninstalling."); 9074 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9075 return; 9076 } 9077 } 9078 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9079 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9080 System.currentTimeMillis(), user); 9081 if (newPackage == null) { 9082 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9083 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9084 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9085 } 9086 } else { 9087 updateSettingsLI(newPackage, 9088 installerPackageName, 9089 null, null, 9090 res); 9091 // delete the partially installed application. the data directory will have to be 9092 // restored if it was already existing 9093 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9094 // remove package from internal structures. Note that we want deletePackageX to 9095 // delete the package data and cache directories that it created in 9096 // scanPackageLocked, unless those directories existed before we even tried to 9097 // install. 9098 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9099 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9100 res.removedInfo, true); 9101 } 9102 } 9103 } 9104 9105 private void replacePackageLI(PackageParser.Package pkg, 9106 int parseFlags, int scanMode, UserHandle user, 9107 String installerPackageName, PackageInstalledInfo res) { 9108 9109 PackageParser.Package oldPackage; 9110 String pkgName = pkg.packageName; 9111 int[] allUsers; 9112 boolean[] perUserInstalled; 9113 9114 // First find the old package info and check signatures 9115 synchronized(mPackages) { 9116 oldPackage = mPackages.get(pkgName); 9117 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9118 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9119 != PackageManager.SIGNATURE_MATCH) { 9120 Slog.w(TAG, "New package has a different signature: " + pkgName); 9121 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9122 return; 9123 } 9124 9125 // In case of rollback, remember per-user/profile install state 9126 PackageSetting ps = mSettings.mPackages.get(pkgName); 9127 allUsers = sUserManager.getUserIds(); 9128 perUserInstalled = new boolean[allUsers.length]; 9129 for (int i = 0; i < allUsers.length; i++) { 9130 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9131 } 9132 } 9133 boolean sysPkg = (isSystemApp(oldPackage)); 9134 if (sysPkg) { 9135 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9136 user, allUsers, perUserInstalled, installerPackageName, res); 9137 } else { 9138 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9139 user, allUsers, perUserInstalled, installerPackageName, res); 9140 } 9141 } 9142 9143 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9144 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9145 int[] allUsers, boolean[] perUserInstalled, 9146 String installerPackageName, PackageInstalledInfo res) { 9147 PackageParser.Package newPackage = null; 9148 String pkgName = deletedPackage.packageName; 9149 boolean deletedPkg = true; 9150 boolean updatedSettings = false; 9151 9152 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9153 + deletedPackage); 9154 long origUpdateTime; 9155 if (pkg.mExtras != null) { 9156 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9157 } else { 9158 origUpdateTime = 0; 9159 } 9160 9161 // First delete the existing package while retaining the data directory 9162 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9163 res.removedInfo, true)) { 9164 // If the existing package wasn't successfully deleted 9165 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9166 deletedPkg = false; 9167 } else { 9168 // Successfully deleted the old package. Now proceed with re-installation 9169 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9170 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9171 System.currentTimeMillis(), user); 9172 if (newPackage == null) { 9173 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9174 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9175 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9176 } 9177 } else { 9178 updateSettingsLI(newPackage, 9179 installerPackageName, 9180 allUsers, perUserInstalled, 9181 res); 9182 updatedSettings = true; 9183 } 9184 } 9185 9186 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9187 // remove package from internal structures. Note that we want deletePackageX to 9188 // delete the package data and cache directories that it created in 9189 // scanPackageLocked, unless those directories existed before we even tried to 9190 // install. 9191 if(updatedSettings) { 9192 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9193 deletePackageLI( 9194 pkgName, null, true, allUsers, perUserInstalled, 9195 PackageManager.DELETE_KEEP_DATA, 9196 res.removedInfo, true); 9197 } 9198 // Since we failed to install the new package we need to restore the old 9199 // package that we deleted. 9200 if(deletedPkg) { 9201 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9202 File restoreFile = new File(deletedPackage.mPath); 9203 // Parse old package 9204 boolean oldOnSd = isExternal(deletedPackage); 9205 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9206 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9207 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9208 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9209 | SCAN_UPDATE_TIME; 9210 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 9211 origUpdateTime, null) == null) { 9212 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 9213 return; 9214 } 9215 // Restore of old package succeeded. Update permissions. 9216 // writer 9217 synchronized (mPackages) { 9218 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9219 UPDATE_PERMISSIONS_ALL); 9220 // can downgrade to reader 9221 mSettings.writeLPr(); 9222 } 9223 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9224 } 9225 } 9226 } 9227 9228 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9229 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9230 int[] allUsers, boolean[] perUserInstalled, 9231 String installerPackageName, PackageInstalledInfo res) { 9232 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9233 + ", old=" + deletedPackage); 9234 PackageParser.Package newPackage = null; 9235 boolean updatedSettings = false; 9236 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 9237 PackageParser.PARSE_IS_SYSTEM; 9238 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9239 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9240 } 9241 String packageName = deletedPackage.packageName; 9242 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9243 if (packageName == null) { 9244 Slog.w(TAG, "Attempt to delete null packageName."); 9245 return; 9246 } 9247 PackageParser.Package oldPkg; 9248 PackageSetting oldPkgSetting; 9249 // reader 9250 synchronized (mPackages) { 9251 oldPkg = mPackages.get(packageName); 9252 oldPkgSetting = mSettings.mPackages.get(packageName); 9253 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9254 (oldPkgSetting == null)) { 9255 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 9256 return; 9257 } 9258 } 9259 9260 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9261 9262 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9263 res.removedInfo.removedPackage = packageName; 9264 // Remove existing system package 9265 removePackageLI(oldPkgSetting, true); 9266 // writer 9267 synchronized (mPackages) { 9268 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9269 // We didn't need to disable the .apk as a current system package, 9270 // which means we are replacing another update that is already 9271 // installed. We need to make sure to delete the older one's .apk. 9272 res.removedInfo.args = createInstallArgs(0, 9273 deletedPackage.applicationInfo.sourceDir, 9274 deletedPackage.applicationInfo.publicSourceDir, 9275 deletedPackage.applicationInfo.nativeLibraryDir); 9276 } else { 9277 res.removedInfo.args = null; 9278 } 9279 } 9280 9281 // Successfully disabled the old package. Now proceed with re-installation 9282 res.returnCode = mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9283 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9284 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 9285 if (newPackage == null) { 9286 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9287 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9288 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9289 } 9290 } else { 9291 if (newPackage.mExtras != null) { 9292 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 9293 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 9294 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 9295 9296 // is the update attempting to change shared user? that isn't going to work... 9297 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 9298 Slog.w(TAG, "Forbidding shared user change from " + oldPkgSetting.sharedUser 9299 + " to " + newPkgSetting.sharedUser); 9300 res.returnCode = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 9301 updatedSettings = true; 9302 } 9303 } 9304 9305 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9306 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9307 updatedSettings = true; 9308 } 9309 } 9310 9311 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9312 // Re installation failed. Restore old information 9313 // Remove new pkg information 9314 if (newPackage != null) { 9315 removeInstalledPackageLI(newPackage, true); 9316 } 9317 // Add back the old system package 9318 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 9319 // Restore the old system information in Settings 9320 synchronized(mPackages) { 9321 if (updatedSettings) { 9322 mSettings.enableSystemPackageLPw(packageName); 9323 mSettings.setInstallerPackageName(packageName, 9324 oldPkgSetting.installerPackageName); 9325 } 9326 mSettings.writeLPr(); 9327 } 9328 } 9329 } 9330 9331 // Utility method used to move dex files during install. 9332 private int moveDexFilesLI(PackageParser.Package newPackage) { 9333 int retCode; 9334 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 9335 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 9336 if (retCode != 0) { 9337 if (mNoDexOpt) { 9338 /* 9339 * If we're in an engineering build, programs are lazily run 9340 * through dexopt. If the .dex file doesn't exist yet, it 9341 * will be created when the program is run next. 9342 */ 9343 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 9344 } else { 9345 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 9346 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9347 } 9348 } 9349 } 9350 return PackageManager.INSTALL_SUCCEEDED; 9351 } 9352 9353 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 9354 int[] allUsers, boolean[] perUserInstalled, 9355 PackageInstalledInfo res) { 9356 String pkgName = newPackage.packageName; 9357 synchronized (mPackages) { 9358 //write settings. the installStatus will be incomplete at this stage. 9359 //note that the new package setting would have already been 9360 //added to mPackages. It hasn't been persisted yet. 9361 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 9362 mSettings.writeLPr(); 9363 } 9364 9365 if ((res.returnCode = moveDexFilesLI(newPackage)) 9366 != PackageManager.INSTALL_SUCCEEDED) { 9367 // Discontinue if moving dex files failed. 9368 return; 9369 } 9370 9371 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.mPath); 9372 9373 synchronized (mPackages) { 9374 updatePermissionsLPw(newPackage.packageName, newPackage, 9375 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 9376 ? UPDATE_PERMISSIONS_ALL : 0)); 9377 // For system-bundled packages, we assume that installing an upgraded version 9378 // of the package implies that the user actually wants to run that new code, 9379 // so we enable the package. 9380 if (isSystemApp(newPackage)) { 9381 // NB: implicit assumption that system package upgrades apply to all users 9382 if (DEBUG_INSTALL) { 9383 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 9384 } 9385 PackageSetting ps = mSettings.mPackages.get(pkgName); 9386 if (ps != null) { 9387 if (res.origUsers != null) { 9388 for (int userHandle : res.origUsers) { 9389 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 9390 userHandle, installerPackageName); 9391 } 9392 } 9393 // Also convey the prior install/uninstall state 9394 if (allUsers != null && perUserInstalled != null) { 9395 for (int i = 0; i < allUsers.length; i++) { 9396 if (DEBUG_INSTALL) { 9397 Slog.d(TAG, " user " + allUsers[i] 9398 + " => " + perUserInstalled[i]); 9399 } 9400 ps.setInstalled(perUserInstalled[i], allUsers[i]); 9401 } 9402 // these install state changes will be persisted in the 9403 // upcoming call to mSettings.writeLPr(). 9404 } 9405 } 9406 } 9407 res.name = pkgName; 9408 res.uid = newPackage.applicationInfo.uid; 9409 res.pkg = newPackage; 9410 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 9411 mSettings.setInstallerPackageName(pkgName, installerPackageName); 9412 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9413 //to update install status 9414 mSettings.writeLPr(); 9415 } 9416 } 9417 9418 private void installPackageLI(InstallArgs args, 9419 boolean newInstall, PackageInstalledInfo res) { 9420 int pFlags = args.flags; 9421 String installerPackageName = args.installerPackageName; 9422 File tmpPackageFile = new File(args.getCodePath()); 9423 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 9424 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 9425 boolean replace = false; 9426 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 9427 | (newInstall ? SCAN_NEW_INSTALL : 0); 9428 // Result object to be returned 9429 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9430 9431 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 9432 // Retrieve PackageSettings and parse package 9433 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 9434 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 9435 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 9436 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 9437 pp.setSeparateProcesses(mSeparateProcesses); 9438 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 9439 null, mMetrics, parseFlags); 9440 if (pkg == null) { 9441 res.returnCode = pp.getParseError(); 9442 return; 9443 } 9444 String pkgName = res.name = pkg.packageName; 9445 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 9446 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 9447 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 9448 return; 9449 } 9450 } 9451 if (!pp.collectCertificates(pkg, parseFlags)) { 9452 res.returnCode = pp.getParseError(); 9453 return; 9454 } 9455 9456 /* If the installer passed in a manifest digest, compare it now. */ 9457 if (args.manifestDigest != null) { 9458 if (DEBUG_INSTALL) { 9459 final String parsedManifest = pkg.manifestDigest == null ? "null" 9460 : pkg.manifestDigest.toString(); 9461 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 9462 + parsedManifest); 9463 } 9464 9465 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 9466 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 9467 return; 9468 } 9469 } else if (DEBUG_INSTALL) { 9470 final String parsedManifest = pkg.manifestDigest == null 9471 ? "null" : pkg.manifestDigest.toString(); 9472 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 9473 } 9474 9475 // Get rid of all references to package scan path via parser. 9476 pp = null; 9477 String oldCodePath = null; 9478 boolean systemApp = false; 9479 synchronized (mPackages) { 9480 // Check whether the newly-scanned package wants to define an already-defined perm 9481 int N = pkg.permissions.size(); 9482 for (int i = 0; i < N; i++) { 9483 PackageParser.Permission perm = pkg.permissions.get(i); 9484 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 9485 if (bp != null) { 9486 // If the defining package is signed with our cert, it's okay. This 9487 // also includes the "updating the same package" case, of course. 9488 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 9489 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9490 Slog.w(TAG, "Package " + pkg.packageName 9491 + " attempting to redeclare permission " + perm.info.name 9492 + " already owned by " + bp.sourcePackage); 9493 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 9494 res.origPermission = perm.info.name; 9495 res.origPackage = bp.sourcePackage; 9496 return; 9497 } 9498 } 9499 } 9500 9501 // Check if installing already existing package 9502 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9503 String oldName = mSettings.mRenamedPackages.get(pkgName); 9504 if (pkg.mOriginalPackages != null 9505 && pkg.mOriginalPackages.contains(oldName) 9506 && mPackages.containsKey(oldName)) { 9507 // This package is derived from an original package, 9508 // and this device has been updating from that original 9509 // name. We must continue using the original name, so 9510 // rename the new package here. 9511 pkg.setPackageName(oldName); 9512 pkgName = pkg.packageName; 9513 replace = true; 9514 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 9515 + oldName + " pkgName=" + pkgName); 9516 } else if (mPackages.containsKey(pkgName)) { 9517 // This package, under its official name, already exists 9518 // on the device; we should replace it. 9519 replace = true; 9520 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 9521 } 9522 } 9523 PackageSetting ps = mSettings.mPackages.get(pkgName); 9524 if (ps != null) { 9525 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 9526 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 9527 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 9528 systemApp = (ps.pkg.applicationInfo.flags & 9529 ApplicationInfo.FLAG_SYSTEM) != 0; 9530 } 9531 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9532 } 9533 } 9534 9535 if (systemApp && onSd) { 9536 // Disable updates to system apps on sdcard 9537 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 9538 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9539 return; 9540 } 9541 9542 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 9543 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9544 return; 9545 } 9546 // Set application objects path explicitly after the rename 9547 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 9548 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 9549 if (replace) { 9550 replacePackageLI(pkg, parseFlags, scanMode, args.user, 9551 installerPackageName, res); 9552 } else { 9553 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 9554 installerPackageName, res); 9555 } 9556 synchronized (mPackages) { 9557 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9558 if (ps != null) { 9559 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9560 } 9561 } 9562 } 9563 9564 private static boolean isForwardLocked(PackageParser.Package pkg) { 9565 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9566 } 9567 9568 9569 private boolean isForwardLocked(PackageSetting ps) { 9570 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9571 } 9572 9573 private static boolean isExternal(PackageParser.Package pkg) { 9574 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9575 } 9576 9577 private static boolean isExternal(PackageSetting ps) { 9578 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9579 } 9580 9581 private static boolean isSystemApp(PackageParser.Package pkg) { 9582 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9583 } 9584 9585 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 9586 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 9587 } 9588 9589 private static boolean isSystemApp(ApplicationInfo info) { 9590 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9591 } 9592 9593 private static boolean isSystemApp(PackageSetting ps) { 9594 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 9595 } 9596 9597 private static boolean isUpdatedSystemApp(PackageSetting ps) { 9598 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9599 } 9600 9601 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 9602 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9603 } 9604 9605 private int packageFlagsToInstallFlags(PackageSetting ps) { 9606 int installFlags = 0; 9607 if (isExternal(ps)) { 9608 installFlags |= PackageManager.INSTALL_EXTERNAL; 9609 } 9610 if (isForwardLocked(ps)) { 9611 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9612 } 9613 return installFlags; 9614 } 9615 9616 private void deleteTempPackageFiles() { 9617 final FilenameFilter filter = new FilenameFilter() { 9618 public boolean accept(File dir, String name) { 9619 return name.startsWith("vmdl") && name.endsWith(".tmp"); 9620 } 9621 }; 9622 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 9623 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 9624 } 9625 9626 private static final void deleteTempPackageFilesInDirectory(File directory, 9627 FilenameFilter filter) { 9628 final String[] tmpFilesList = directory.list(filter); 9629 if (tmpFilesList == null) { 9630 return; 9631 } 9632 for (int i = 0; i < tmpFilesList.length; i++) { 9633 final File tmpFile = new File(directory, tmpFilesList[i]); 9634 tmpFile.delete(); 9635 } 9636 } 9637 9638 private File createTempPackageFile(File installDir) { 9639 File tmpPackageFile; 9640 try { 9641 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 9642 } catch (IOException e) { 9643 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 9644 return null; 9645 } 9646 try { 9647 FileUtils.setPermissions( 9648 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 9649 -1, -1); 9650 if (!SELinux.restorecon(tmpPackageFile)) { 9651 return null; 9652 } 9653 } catch (IOException e) { 9654 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 9655 return null; 9656 } 9657 return tmpPackageFile; 9658 } 9659 9660 @Override 9661 public void deletePackageAsUser(final String packageName, 9662 final IPackageDeleteObserver observer, 9663 final int userId, final int flags) { 9664 mContext.enforceCallingOrSelfPermission( 9665 android.Manifest.permission.DELETE_PACKAGES, null); 9666 final int uid = Binder.getCallingUid(); 9667 if (UserHandle.getUserId(uid) != userId) { 9668 mContext.enforceCallingPermission( 9669 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 9670 "deletePackage for user " + userId); 9671 } 9672 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 9673 try { 9674 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 9675 } catch (RemoteException re) { 9676 } 9677 return; 9678 } 9679 9680 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 9681 // Queue up an async operation since the package deletion may take a little while. 9682 mHandler.post(new Runnable() { 9683 public void run() { 9684 mHandler.removeCallbacks(this); 9685 final int returnCode = deletePackageX(packageName, userId, flags); 9686 if (observer != null) { 9687 try { 9688 observer.packageDeleted(packageName, returnCode); 9689 } catch (RemoteException e) { 9690 Log.i(TAG, "Observer no longer exists."); 9691 } //end catch 9692 } //end if 9693 } //end run 9694 }); 9695 } 9696 9697 private boolean isPackageDeviceAdmin(String packageName, int userId) { 9698 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 9699 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 9700 try { 9701 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 9702 || dpm.isDeviceOwner(packageName))) { 9703 return true; 9704 } 9705 } catch (RemoteException e) { 9706 } 9707 return false; 9708 } 9709 9710 /** 9711 * This method is an internal method that could be get invoked either 9712 * to delete an installed package or to clean up a failed installation. 9713 * After deleting an installed package, a broadcast is sent to notify any 9714 * listeners that the package has been installed. For cleaning up a failed 9715 * installation, the broadcast is not necessary since the package's 9716 * installation wouldn't have sent the initial broadcast either 9717 * The key steps in deleting a package are 9718 * deleting the package information in internal structures like mPackages, 9719 * deleting the packages base directories through installd 9720 * updating mSettings to reflect current status 9721 * persisting settings for later use 9722 * sending a broadcast if necessary 9723 */ 9724 private int deletePackageX(String packageName, int userId, int flags) { 9725 final PackageRemovedInfo info = new PackageRemovedInfo(); 9726 final boolean res; 9727 9728 if (isPackageDeviceAdmin(packageName, userId)) { 9729 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 9730 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 9731 } 9732 9733 boolean removedForAllUsers = false; 9734 boolean systemUpdate = false; 9735 9736 // for the uninstall-updates case and restricted profiles, remember the per- 9737 // userhandle installed state 9738 int[] allUsers; 9739 boolean[] perUserInstalled; 9740 synchronized (mPackages) { 9741 PackageSetting ps = mSettings.mPackages.get(packageName); 9742 allUsers = sUserManager.getUserIds(); 9743 perUserInstalled = new boolean[allUsers.length]; 9744 for (int i = 0; i < allUsers.length; i++) { 9745 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9746 } 9747 } 9748 9749 synchronized (mInstallLock) { 9750 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 9751 res = deletePackageLI(packageName, 9752 (flags & PackageManager.DELETE_ALL_USERS) != 0 9753 ? UserHandle.ALL : new UserHandle(userId), 9754 true, allUsers, perUserInstalled, 9755 flags | REMOVE_CHATTY, info, true); 9756 systemUpdate = info.isRemovedPackageSystemUpdate; 9757 if (res && !systemUpdate && mPackages.get(packageName) == null) { 9758 removedForAllUsers = true; 9759 } 9760 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 9761 + " removedForAllUsers=" + removedForAllUsers); 9762 } 9763 9764 if (res) { 9765 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 9766 9767 // If the removed package was a system update, the old system package 9768 // was re-enabled; we need to broadcast this information 9769 if (systemUpdate) { 9770 Bundle extras = new Bundle(1); 9771 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 9772 ? info.removedAppId : info.uid); 9773 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9774 9775 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 9776 extras, null, null, null); 9777 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 9778 extras, null, null, null); 9779 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 9780 null, packageName, null, null); 9781 } 9782 } 9783 // Force a gc here. 9784 Runtime.getRuntime().gc(); 9785 // Delete the resources here after sending the broadcast to let 9786 // other processes clean up before deleting resources. 9787 if (info.args != null) { 9788 synchronized (mInstallLock) { 9789 info.args.doPostDeleteLI(true); 9790 } 9791 } 9792 9793 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 9794 } 9795 9796 static class PackageRemovedInfo { 9797 String removedPackage; 9798 int uid = -1; 9799 int removedAppId = -1; 9800 int[] removedUsers = null; 9801 boolean isRemovedPackageSystemUpdate = false; 9802 // Clean up resources deleted packages. 9803 InstallArgs args = null; 9804 9805 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 9806 Bundle extras = new Bundle(1); 9807 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 9808 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 9809 if (replacing) { 9810 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9811 } 9812 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 9813 if (removedPackage != null) { 9814 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 9815 extras, null, null, removedUsers); 9816 if (fullRemove && !replacing) { 9817 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 9818 extras, null, null, removedUsers); 9819 } 9820 } 9821 if (removedAppId >= 0) { 9822 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 9823 removedUsers); 9824 } 9825 } 9826 } 9827 9828 /* 9829 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 9830 * flag is not set, the data directory is removed as well. 9831 * make sure this flag is set for partially installed apps. If not its meaningless to 9832 * delete a partially installed application. 9833 */ 9834 private void removePackageDataLI(PackageSetting ps, 9835 int[] allUserHandles, boolean[] perUserInstalled, 9836 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 9837 String packageName = ps.name; 9838 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 9839 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 9840 // Retrieve object to delete permissions for shared user later on 9841 final PackageSetting deletedPs; 9842 // reader 9843 synchronized (mPackages) { 9844 deletedPs = mSettings.mPackages.get(packageName); 9845 if (outInfo != null) { 9846 outInfo.removedPackage = packageName; 9847 outInfo.removedUsers = deletedPs != null 9848 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 9849 : null; 9850 } 9851 } 9852 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9853 removeDataDirsLI(packageName); 9854 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 9855 } 9856 // writer 9857 synchronized (mPackages) { 9858 if (deletedPs != null) { 9859 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9860 if (outInfo != null) { 9861 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 9862 } 9863 if (deletedPs != null) { 9864 updatePermissionsLPw(deletedPs.name, null, 0); 9865 if (deletedPs.sharedUser != null) { 9866 // remove permissions associated with package 9867 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 9868 } 9869 } 9870 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 9871 } 9872 // make sure to preserve per-user disabled state if this removal was just 9873 // a downgrade of a system app to the factory package 9874 if (allUserHandles != null && perUserInstalled != null) { 9875 if (DEBUG_REMOVE) { 9876 Slog.d(TAG, "Propagating install state across downgrade"); 9877 } 9878 for (int i = 0; i < allUserHandles.length; i++) { 9879 if (DEBUG_REMOVE) { 9880 Slog.d(TAG, " user " + allUserHandles[i] 9881 + " => " + perUserInstalled[i]); 9882 } 9883 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9884 } 9885 } 9886 } 9887 // can downgrade to reader 9888 if (writeSettings) { 9889 // Save settings now 9890 mSettings.writeLPr(); 9891 } 9892 } 9893 if (outInfo != null) { 9894 // A user ID was deleted here. Go through all users and remove it 9895 // from KeyStore. 9896 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 9897 } 9898 } 9899 9900 static boolean locationIsPrivileged(File path) { 9901 try { 9902 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 9903 .getCanonicalPath(); 9904 return path.getCanonicalPath().startsWith(privilegedAppDir); 9905 } catch (IOException e) { 9906 Slog.e(TAG, "Unable to access code path " + path); 9907 } 9908 return false; 9909 } 9910 9911 /* 9912 * Tries to delete system package. 9913 */ 9914 private boolean deleteSystemPackageLI(PackageSetting newPs, 9915 int[] allUserHandles, boolean[] perUserInstalled, 9916 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 9917 final boolean applyUserRestrictions 9918 = (allUserHandles != null) && (perUserInstalled != null); 9919 PackageSetting disabledPs = null; 9920 // Confirm if the system package has been updated 9921 // An updated system app can be deleted. This will also have to restore 9922 // the system pkg from system partition 9923 // reader 9924 synchronized (mPackages) { 9925 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 9926 } 9927 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 9928 + " disabledPs=" + disabledPs); 9929 if (disabledPs == null) { 9930 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 9931 return false; 9932 } else if (DEBUG_REMOVE) { 9933 Slog.d(TAG, "Deleting system pkg from data partition"); 9934 } 9935 if (DEBUG_REMOVE) { 9936 if (applyUserRestrictions) { 9937 Slog.d(TAG, "Remembering install states:"); 9938 for (int i = 0; i < allUserHandles.length; i++) { 9939 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 9940 } 9941 } 9942 } 9943 // Delete the updated package 9944 outInfo.isRemovedPackageSystemUpdate = true; 9945 if (disabledPs.versionCode < newPs.versionCode) { 9946 // Delete data for downgrades 9947 flags &= ~PackageManager.DELETE_KEEP_DATA; 9948 } else { 9949 // Preserve data by setting flag 9950 flags |= PackageManager.DELETE_KEEP_DATA; 9951 } 9952 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 9953 allUserHandles, perUserInstalled, outInfo, writeSettings); 9954 if (!ret) { 9955 return false; 9956 } 9957 // writer 9958 synchronized (mPackages) { 9959 // Reinstate the old system package 9960 mSettings.enableSystemPackageLPw(newPs.name); 9961 // Remove any native libraries from the upgraded package. 9962 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 9963 } 9964 // Install the system package 9965 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 9966 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 9967 if (locationIsPrivileged(disabledPs.codePath)) { 9968 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9969 } 9970 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 9971 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 9972 9973 if (newPkg == null) { 9974 Slog.w(TAG, "Failed to restore system package:" + newPs.name 9975 + " with error:" + mLastScanError); 9976 return false; 9977 } 9978 // writer 9979 synchronized (mPackages) { 9980 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 9981 setInternalAppNativeLibraryPath(newPkg, ps); 9982 updatePermissionsLPw(newPkg.packageName, newPkg, 9983 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 9984 if (applyUserRestrictions) { 9985 if (DEBUG_REMOVE) { 9986 Slog.d(TAG, "Propagating install state across reinstall"); 9987 } 9988 for (int i = 0; i < allUserHandles.length; i++) { 9989 if (DEBUG_REMOVE) { 9990 Slog.d(TAG, " user " + allUserHandles[i] 9991 + " => " + perUserInstalled[i]); 9992 } 9993 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9994 } 9995 // Regardless of writeSettings we need to ensure that this restriction 9996 // state propagation is persisted 9997 mSettings.writeAllUsersPackageRestrictionsLPr(); 9998 } 9999 // can downgrade to reader here 10000 if (writeSettings) { 10001 mSettings.writeLPr(); 10002 } 10003 } 10004 return true; 10005 } 10006 10007 private boolean deleteInstalledPackageLI(PackageSetting ps, 10008 boolean deleteCodeAndResources, int flags, 10009 int[] allUserHandles, boolean[] perUserInstalled, 10010 PackageRemovedInfo outInfo, boolean writeSettings) { 10011 if (outInfo != null) { 10012 outInfo.uid = ps.appId; 10013 } 10014 10015 // Delete package data from internal structures and also remove data if flag is set 10016 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10017 10018 // Delete application code and resources 10019 if (deleteCodeAndResources && (outInfo != null)) { 10020 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 10021 ps.resourcePathString, ps.nativeLibraryPathString); 10022 } 10023 return true; 10024 } 10025 10026 /* 10027 * This method handles package deletion in general 10028 */ 10029 private boolean deletePackageLI(String packageName, UserHandle user, 10030 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10031 int flags, PackageRemovedInfo outInfo, 10032 boolean writeSettings) { 10033 if (packageName == null) { 10034 Slog.w(TAG, "Attempt to delete null packageName."); 10035 return false; 10036 } 10037 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10038 PackageSetting ps; 10039 boolean dataOnly = false; 10040 int removeUser = -1; 10041 int appId = -1; 10042 synchronized (mPackages) { 10043 ps = mSettings.mPackages.get(packageName); 10044 if (ps == null) { 10045 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10046 return false; 10047 } 10048 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10049 && user.getIdentifier() != UserHandle.USER_ALL) { 10050 // The caller is asking that the package only be deleted for a single 10051 // user. To do this, we just mark its uninstalled state and delete 10052 // its data. If this is a system app, we only allow this to happen if 10053 // they have set the special DELETE_SYSTEM_APP which requests different 10054 // semantics than normal for uninstalling system apps. 10055 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10056 ps.setUserState(user.getIdentifier(), 10057 COMPONENT_ENABLED_STATE_DEFAULT, 10058 false, //installed 10059 true, //stopped 10060 true, //notLaunched 10061 false, //blocked 10062 null, null, null); 10063 if (!isSystemApp(ps)) { 10064 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10065 // Other user still have this package installed, so all 10066 // we need to do is clear this user's data and save that 10067 // it is uninstalled. 10068 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10069 removeUser = user.getIdentifier(); 10070 appId = ps.appId; 10071 mSettings.writePackageRestrictionsLPr(removeUser); 10072 } else { 10073 // We need to set it back to 'installed' so the uninstall 10074 // broadcasts will be sent correctly. 10075 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10076 ps.setInstalled(true, user.getIdentifier()); 10077 } 10078 } else { 10079 // This is a system app, so we assume that the 10080 // other users still have this package installed, so all 10081 // we need to do is clear this user's data and save that 10082 // it is uninstalled. 10083 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10084 removeUser = user.getIdentifier(); 10085 appId = ps.appId; 10086 mSettings.writePackageRestrictionsLPr(removeUser); 10087 } 10088 } 10089 } 10090 10091 if (removeUser >= 0) { 10092 // From above, we determined that we are deleting this only 10093 // for a single user. Continue the work here. 10094 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10095 if (outInfo != null) { 10096 outInfo.removedPackage = packageName; 10097 outInfo.removedAppId = appId; 10098 outInfo.removedUsers = new int[] {removeUser}; 10099 } 10100 mInstaller.clearUserData(packageName, removeUser); 10101 removeKeystoreDataIfNeeded(removeUser, appId); 10102 schedulePackageCleaning(packageName, removeUser, false); 10103 return true; 10104 } 10105 10106 if (dataOnly) { 10107 // Delete application data first 10108 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10109 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10110 return true; 10111 } 10112 10113 boolean ret = false; 10114 mSettings.mKeySetManager.removeAppKeySetData(packageName); 10115 if (isSystemApp(ps)) { 10116 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10117 // When an updated system application is deleted we delete the existing resources as well and 10118 // fall back to existing code in system partition 10119 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10120 flags, outInfo, writeSettings); 10121 } else { 10122 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10123 // Kill application pre-emptively especially for apps on sd. 10124 killApplication(packageName, ps.appId, "uninstall pkg"); 10125 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10126 allUserHandles, perUserInstalled, 10127 outInfo, writeSettings); 10128 } 10129 10130 return ret; 10131 } 10132 10133 private final class ClearStorageConnection implements ServiceConnection { 10134 IMediaContainerService mContainerService; 10135 10136 @Override 10137 public void onServiceConnected(ComponentName name, IBinder service) { 10138 synchronized (this) { 10139 mContainerService = IMediaContainerService.Stub.asInterface(service); 10140 notifyAll(); 10141 } 10142 } 10143 10144 @Override 10145 public void onServiceDisconnected(ComponentName name) { 10146 } 10147 } 10148 10149 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10150 final boolean mounted; 10151 if (Environment.isExternalStorageEmulated()) { 10152 mounted = true; 10153 } else { 10154 final String status = Environment.getExternalStorageState(); 10155 10156 mounted = status.equals(Environment.MEDIA_MOUNTED) 10157 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10158 } 10159 10160 if (!mounted) { 10161 return; 10162 } 10163 10164 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10165 int[] users; 10166 if (userId == UserHandle.USER_ALL) { 10167 users = sUserManager.getUserIds(); 10168 } else { 10169 users = new int[] { userId }; 10170 } 10171 final ClearStorageConnection conn = new ClearStorageConnection(); 10172 if (mContext.bindServiceAsUser( 10173 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10174 try { 10175 for (int curUser : users) { 10176 long timeout = SystemClock.uptimeMillis() + 5000; 10177 synchronized (conn) { 10178 long now = SystemClock.uptimeMillis(); 10179 while (conn.mContainerService == null && now < timeout) { 10180 try { 10181 conn.wait(timeout - now); 10182 } catch (InterruptedException e) { 10183 } 10184 } 10185 } 10186 if (conn.mContainerService == null) { 10187 return; 10188 } 10189 10190 final UserEnvironment userEnv = new UserEnvironment(curUser); 10191 clearDirectory(conn.mContainerService, 10192 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10193 if (allData) { 10194 clearDirectory(conn.mContainerService, 10195 userEnv.buildExternalStorageAppDataDirs(packageName)); 10196 clearDirectory(conn.mContainerService, 10197 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10198 } 10199 } 10200 } finally { 10201 mContext.unbindService(conn); 10202 } 10203 } 10204 } 10205 10206 @Override 10207 public void clearApplicationUserData(final String packageName, 10208 final IPackageDataObserver observer, final int userId) { 10209 mContext.enforceCallingOrSelfPermission( 10210 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10211 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 10212 // Queue up an async operation since the package deletion may take a little while. 10213 mHandler.post(new Runnable() { 10214 public void run() { 10215 mHandler.removeCallbacks(this); 10216 final boolean succeeded; 10217 synchronized (mInstallLock) { 10218 succeeded = clearApplicationUserDataLI(packageName, userId); 10219 } 10220 clearExternalStorageDataSync(packageName, userId, true); 10221 if (succeeded) { 10222 // invoke DeviceStorageMonitor's update method to clear any notifications 10223 DeviceStorageMonitorInternal 10224 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 10225 if (dsm != null) { 10226 dsm.checkMemory(); 10227 } 10228 } 10229 if(observer != null) { 10230 try { 10231 observer.onRemoveCompleted(packageName, succeeded); 10232 } catch (RemoteException e) { 10233 Log.i(TAG, "Observer no longer exists."); 10234 } 10235 } //end if observer 10236 } //end run 10237 }); 10238 } 10239 10240 private boolean clearApplicationUserDataLI(String packageName, int userId) { 10241 if (packageName == null) { 10242 Slog.w(TAG, "Attempt to delete null packageName."); 10243 return false; 10244 } 10245 PackageParser.Package p; 10246 boolean dataOnly = false; 10247 final int appId; 10248 synchronized (mPackages) { 10249 p = mPackages.get(packageName); 10250 if (p == null) { 10251 dataOnly = true; 10252 PackageSetting ps = mSettings.mPackages.get(packageName); 10253 if ((ps == null) || (ps.pkg == null)) { 10254 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10255 return false; 10256 } 10257 p = ps.pkg; 10258 } 10259 if (!dataOnly) { 10260 // need to check this only for fully installed applications 10261 if (p == null) { 10262 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10263 return false; 10264 } 10265 final ApplicationInfo applicationInfo = p.applicationInfo; 10266 if (applicationInfo == null) { 10267 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10268 return false; 10269 } 10270 } 10271 if (p != null && p.applicationInfo != null) { 10272 appId = p.applicationInfo.uid; 10273 } else { 10274 appId = -1; 10275 } 10276 } 10277 int retCode = mInstaller.clearUserData(packageName, userId); 10278 if (retCode < 0) { 10279 Slog.w(TAG, "Couldn't remove cache files for package: " 10280 + packageName); 10281 return false; 10282 } 10283 removeKeystoreDataIfNeeded(userId, appId); 10284 return true; 10285 } 10286 10287 /** 10288 * Remove entries from the keystore daemon. Will only remove it if the 10289 * {@code appId} is valid. 10290 */ 10291 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 10292 if (appId < 0) { 10293 return; 10294 } 10295 10296 final KeyStore keyStore = KeyStore.getInstance(); 10297 if (keyStore != null) { 10298 if (userId == UserHandle.USER_ALL) { 10299 for (final int individual : sUserManager.getUserIds()) { 10300 keyStore.clearUid(UserHandle.getUid(individual, appId)); 10301 } 10302 } else { 10303 keyStore.clearUid(UserHandle.getUid(userId, appId)); 10304 } 10305 } else { 10306 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 10307 } 10308 } 10309 10310 public void deleteApplicationCacheFiles(final String packageName, 10311 final IPackageDataObserver observer) { 10312 mContext.enforceCallingOrSelfPermission( 10313 android.Manifest.permission.DELETE_CACHE_FILES, null); 10314 // Queue up an async operation since the package deletion may take a little while. 10315 final int userId = UserHandle.getCallingUserId(); 10316 mHandler.post(new Runnable() { 10317 public void run() { 10318 mHandler.removeCallbacks(this); 10319 final boolean succeded; 10320 synchronized (mInstallLock) { 10321 succeded = deleteApplicationCacheFilesLI(packageName, userId); 10322 } 10323 clearExternalStorageDataSync(packageName, userId, false); 10324 if(observer != null) { 10325 try { 10326 observer.onRemoveCompleted(packageName, succeded); 10327 } catch (RemoteException e) { 10328 Log.i(TAG, "Observer no longer exists."); 10329 } 10330 } //end if observer 10331 } //end run 10332 }); 10333 } 10334 10335 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 10336 if (packageName == null) { 10337 Slog.w(TAG, "Attempt to delete null packageName."); 10338 return false; 10339 } 10340 PackageParser.Package p; 10341 synchronized (mPackages) { 10342 p = mPackages.get(packageName); 10343 } 10344 if (p == null) { 10345 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10346 return false; 10347 } 10348 final ApplicationInfo applicationInfo = p.applicationInfo; 10349 if (applicationInfo == null) { 10350 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10351 return false; 10352 } 10353 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 10354 if (retCode < 0) { 10355 Slog.w(TAG, "Couldn't remove cache files for package: " 10356 + packageName + " u" + userId); 10357 return false; 10358 } 10359 return true; 10360 } 10361 10362 public void getPackageSizeInfo(final String packageName, int userHandle, 10363 final IPackageStatsObserver observer) { 10364 mContext.enforceCallingOrSelfPermission( 10365 android.Manifest.permission.GET_PACKAGE_SIZE, null); 10366 if (packageName == null) { 10367 throw new IllegalArgumentException("Attempt to get size of null packageName"); 10368 } 10369 10370 PackageStats stats = new PackageStats(packageName, userHandle); 10371 10372 /* 10373 * Queue up an async operation since the package measurement may take a 10374 * little while. 10375 */ 10376 Message msg = mHandler.obtainMessage(INIT_COPY); 10377 msg.obj = new MeasureParams(stats, observer); 10378 mHandler.sendMessage(msg); 10379 } 10380 10381 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 10382 PackageStats pStats) { 10383 if (packageName == null) { 10384 Slog.w(TAG, "Attempt to get size of null packageName."); 10385 return false; 10386 } 10387 PackageParser.Package p; 10388 boolean dataOnly = false; 10389 String libDirPath = null; 10390 String asecPath = null; 10391 synchronized (mPackages) { 10392 p = mPackages.get(packageName); 10393 PackageSetting ps = mSettings.mPackages.get(packageName); 10394 if(p == null) { 10395 dataOnly = true; 10396 if((ps == null) || (ps.pkg == null)) { 10397 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10398 return false; 10399 } 10400 p = ps.pkg; 10401 } 10402 if (ps != null) { 10403 libDirPath = ps.nativeLibraryPathString; 10404 } 10405 if (p != null && (isExternal(p) || isForwardLocked(p))) { 10406 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 10407 if (secureContainerId != null) { 10408 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 10409 } 10410 } 10411 } 10412 String publicSrcDir = null; 10413 if(!dataOnly) { 10414 final ApplicationInfo applicationInfo = p.applicationInfo; 10415 if (applicationInfo == null) { 10416 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10417 return false; 10418 } 10419 if (isForwardLocked(p)) { 10420 publicSrcDir = applicationInfo.publicSourceDir; 10421 } 10422 } 10423 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, libDirPath, 10424 publicSrcDir, asecPath, pStats); 10425 if (res < 0) { 10426 return false; 10427 } 10428 10429 // Fix-up for forward-locked applications in ASEC containers. 10430 if (!isExternal(p)) { 10431 pStats.codeSize += pStats.externalCodeSize; 10432 pStats.externalCodeSize = 0L; 10433 } 10434 10435 return true; 10436 } 10437 10438 10439 public void addPackageToPreferred(String packageName) { 10440 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 10441 } 10442 10443 public void removePackageFromPreferred(String packageName) { 10444 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 10445 } 10446 10447 public List<PackageInfo> getPreferredPackages(int flags) { 10448 return new ArrayList<PackageInfo>(); 10449 } 10450 10451 private int getUidTargetSdkVersionLockedLPr(int uid) { 10452 Object obj = mSettings.getUserIdLPr(uid); 10453 if (obj instanceof SharedUserSetting) { 10454 final SharedUserSetting sus = (SharedUserSetting) obj; 10455 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 10456 final Iterator<PackageSetting> it = sus.packages.iterator(); 10457 while (it.hasNext()) { 10458 final PackageSetting ps = it.next(); 10459 if (ps.pkg != null) { 10460 int v = ps.pkg.applicationInfo.targetSdkVersion; 10461 if (v < vers) vers = v; 10462 } 10463 } 10464 return vers; 10465 } else if (obj instanceof PackageSetting) { 10466 final PackageSetting ps = (PackageSetting) obj; 10467 if (ps.pkg != null) { 10468 return ps.pkg.applicationInfo.targetSdkVersion; 10469 } 10470 } 10471 return Build.VERSION_CODES.CUR_DEVELOPMENT; 10472 } 10473 10474 public void addPreferredActivity(IntentFilter filter, int match, 10475 ComponentName[] set, ComponentName activity, int userId) { 10476 addPreferredActivityInternal(filter, match, set, activity, true, userId); 10477 } 10478 10479 private void addPreferredActivityInternal(IntentFilter filter, int match, 10480 ComponentName[] set, ComponentName activity, boolean always, int userId) { 10481 // writer 10482 int callingUid = Binder.getCallingUid(); 10483 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 10484 if (filter.countActions() == 0) { 10485 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10486 return; 10487 } 10488 synchronized (mPackages) { 10489 if (mContext.checkCallingOrSelfPermission( 10490 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10491 != PackageManager.PERMISSION_GRANTED) { 10492 if (getUidTargetSdkVersionLockedLPr(callingUid) 10493 < Build.VERSION_CODES.FROYO) { 10494 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 10495 + callingUid); 10496 return; 10497 } 10498 mContext.enforceCallingOrSelfPermission( 10499 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10500 } 10501 10502 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 10503 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10504 mSettings.editPreferredActivitiesLPw(userId).addFilter( 10505 new PreferredActivity(filter, match, set, activity, always)); 10506 mSettings.writePackageRestrictionsLPr(userId); 10507 } 10508 } 10509 10510 public void replacePreferredActivity(IntentFilter filter, int match, 10511 ComponentName[] set, ComponentName activity) { 10512 if (filter.countActions() != 1) { 10513 throw new IllegalArgumentException( 10514 "replacePreferredActivity expects filter to have only 1 action."); 10515 } 10516 if (filter.countDataAuthorities() != 0 10517 || filter.countDataPaths() != 0 10518 || filter.countDataSchemes() > 1 10519 || filter.countDataTypes() != 0) { 10520 throw new IllegalArgumentException( 10521 "replacePreferredActivity expects filter to have no data authorities, " + 10522 "paths, or types; and at most one scheme."); 10523 } 10524 synchronized (mPackages) { 10525 if (mContext.checkCallingOrSelfPermission( 10526 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10527 != PackageManager.PERMISSION_GRANTED) { 10528 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10529 < Build.VERSION_CODES.FROYO) { 10530 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 10531 + Binder.getCallingUid()); 10532 return; 10533 } 10534 mContext.enforceCallingOrSelfPermission( 10535 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10536 } 10537 10538 final int callingUserId = UserHandle.getCallingUserId(); 10539 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 10540 if (pir != null) { 10541 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 10542 if (filter.countDataSchemes() == 1) { 10543 Uri.Builder builder = new Uri.Builder(); 10544 builder.scheme(filter.getDataScheme(0)); 10545 intent.setData(builder.build()); 10546 } 10547 List<PreferredActivity> matches = pir.queryIntent( 10548 intent, null, true, callingUserId); 10549 if (DEBUG_PREFERRED) { 10550 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 10551 } 10552 for (int i = 0; i < matches.size(); i++) { 10553 PreferredActivity pa = matches.get(i); 10554 if (DEBUG_PREFERRED) { 10555 Slog.i(TAG, "Removing preferred activity " 10556 + pa.mPref.mComponent + ":"); 10557 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10558 } 10559 pir.removeFilter(pa); 10560 } 10561 } 10562 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 10563 } 10564 } 10565 10566 public void clearPackagePreferredActivities(String packageName) { 10567 final int uid = Binder.getCallingUid(); 10568 // writer 10569 synchronized (mPackages) { 10570 PackageParser.Package pkg = mPackages.get(packageName); 10571 if (pkg == null || pkg.applicationInfo.uid != uid) { 10572 if (mContext.checkCallingOrSelfPermission( 10573 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10574 != PackageManager.PERMISSION_GRANTED) { 10575 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10576 < Build.VERSION_CODES.FROYO) { 10577 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 10578 + Binder.getCallingUid()); 10579 return; 10580 } 10581 mContext.enforceCallingOrSelfPermission( 10582 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10583 } 10584 } 10585 10586 int user = UserHandle.getCallingUserId(); 10587 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 10588 mSettings.writePackageRestrictionsLPr(user); 10589 scheduleWriteSettingsLocked(); 10590 } 10591 } 10592 } 10593 10594 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 10595 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 10596 ArrayList<PreferredActivity> removed = null; 10597 boolean changed = false; 10598 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10599 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 10600 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10601 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 10602 continue; 10603 } 10604 Iterator<PreferredActivity> it = pir.filterIterator(); 10605 while (it.hasNext()) { 10606 PreferredActivity pa = it.next(); 10607 // Mark entry for removal only if it matches the package name 10608 // and the entry is of type "always". 10609 if (packageName == null || 10610 (pa.mPref.mComponent.getPackageName().equals(packageName) 10611 && pa.mPref.mAlways)) { 10612 if (removed == null) { 10613 removed = new ArrayList<PreferredActivity>(); 10614 } 10615 removed.add(pa); 10616 } 10617 } 10618 if (removed != null) { 10619 for (int j=0; j<removed.size(); j++) { 10620 PreferredActivity pa = removed.get(j); 10621 pir.removeFilter(pa); 10622 } 10623 changed = true; 10624 } 10625 } 10626 return changed; 10627 } 10628 10629 public void resetPreferredActivities(int userId) { 10630 mContext.enforceCallingOrSelfPermission( 10631 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10632 // writer 10633 synchronized (mPackages) { 10634 int user = UserHandle.getCallingUserId(); 10635 clearPackagePreferredActivitiesLPw(null, user); 10636 mSettings.readDefaultPreferredAppsLPw(this, user); 10637 mSettings.writePackageRestrictionsLPr(user); 10638 scheduleWriteSettingsLocked(); 10639 } 10640 } 10641 10642 public int getPreferredActivities(List<IntentFilter> outFilters, 10643 List<ComponentName> outActivities, String packageName) { 10644 10645 int num = 0; 10646 final int userId = UserHandle.getCallingUserId(); 10647 // reader 10648 synchronized (mPackages) { 10649 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 10650 if (pir != null) { 10651 final Iterator<PreferredActivity> it = pir.filterIterator(); 10652 while (it.hasNext()) { 10653 final PreferredActivity pa = it.next(); 10654 if (packageName == null 10655 || (pa.mPref.mComponent.getPackageName().equals(packageName) 10656 && pa.mPref.mAlways)) { 10657 if (outFilters != null) { 10658 outFilters.add(new IntentFilter(pa)); 10659 } 10660 if (outActivities != null) { 10661 outActivities.add(pa.mPref.mComponent); 10662 } 10663 } 10664 } 10665 } 10666 } 10667 10668 return num; 10669 } 10670 10671 @Override 10672 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 10673 int userId) { 10674 int callingUid = Binder.getCallingUid(); 10675 if (callingUid != Process.SYSTEM_UID) { 10676 throw new SecurityException( 10677 "addPersistentPreferredActivity can only be run by the system"); 10678 } 10679 if (filter.countActions() == 0) { 10680 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10681 return; 10682 } 10683 synchronized (mPackages) { 10684 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 10685 " :"); 10686 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10687 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 10688 new PersistentPreferredActivity(filter, activity)); 10689 mSettings.writePackageRestrictionsLPr(userId); 10690 } 10691 } 10692 10693 @Override 10694 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 10695 int callingUid = Binder.getCallingUid(); 10696 if (callingUid != Process.SYSTEM_UID) { 10697 throw new SecurityException( 10698 "clearPackagePersistentPreferredActivities can only be run by the system"); 10699 } 10700 ArrayList<PersistentPreferredActivity> removed = null; 10701 boolean changed = false; 10702 synchronized (mPackages) { 10703 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 10704 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 10705 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 10706 .valueAt(i); 10707 if (userId != thisUserId) { 10708 continue; 10709 } 10710 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 10711 while (it.hasNext()) { 10712 PersistentPreferredActivity ppa = it.next(); 10713 // Mark entry for removal only if it matches the package name. 10714 if (ppa.mComponent.getPackageName().equals(packageName)) { 10715 if (removed == null) { 10716 removed = new ArrayList<PersistentPreferredActivity>(); 10717 } 10718 removed.add(ppa); 10719 } 10720 } 10721 if (removed != null) { 10722 for (int j=0; j<removed.size(); j++) { 10723 PersistentPreferredActivity ppa = removed.get(j); 10724 ppir.removeFilter(ppa); 10725 } 10726 changed = true; 10727 } 10728 } 10729 10730 if (changed) { 10731 mSettings.writePackageRestrictionsLPr(userId); 10732 } 10733 } 10734 } 10735 10736 @Override 10737 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 10738 Intent intent = new Intent(Intent.ACTION_MAIN); 10739 intent.addCategory(Intent.CATEGORY_HOME); 10740 10741 final int callingUserId = UserHandle.getCallingUserId(); 10742 List<ResolveInfo> list = queryIntentActivities(intent, null, 10743 PackageManager.GET_META_DATA, callingUserId); 10744 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 10745 true, false, false, callingUserId); 10746 10747 allHomeCandidates.clear(); 10748 if (list != null) { 10749 for (ResolveInfo ri : list) { 10750 allHomeCandidates.add(ri); 10751 } 10752 } 10753 return (preferred == null || preferred.activityInfo == null) 10754 ? null 10755 : new ComponentName(preferred.activityInfo.packageName, 10756 preferred.activityInfo.name); 10757 } 10758 10759 @Override 10760 public void setApplicationEnabledSetting(String appPackageName, 10761 int newState, int flags, int userId, String callingPackage) { 10762 if (!sUserManager.exists(userId)) return; 10763 if (callingPackage == null) { 10764 callingPackage = Integer.toString(Binder.getCallingUid()); 10765 } 10766 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 10767 } 10768 10769 @Override 10770 public void setComponentEnabledSetting(ComponentName componentName, 10771 int newState, int flags, int userId) { 10772 if (!sUserManager.exists(userId)) return; 10773 setEnabledSetting(componentName.getPackageName(), 10774 componentName.getClassName(), newState, flags, userId, null); 10775 } 10776 10777 private void setEnabledSetting(final String packageName, String className, int newState, 10778 final int flags, int userId, String callingPackage) { 10779 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 10780 || newState == COMPONENT_ENABLED_STATE_ENABLED 10781 || newState == COMPONENT_ENABLED_STATE_DISABLED 10782 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 10783 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 10784 throw new IllegalArgumentException("Invalid new component state: " 10785 + newState); 10786 } 10787 PackageSetting pkgSetting; 10788 final int uid = Binder.getCallingUid(); 10789 final int permission = mContext.checkCallingOrSelfPermission( 10790 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10791 enforceCrossUserPermission(uid, userId, false, "set enabled"); 10792 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10793 boolean sendNow = false; 10794 boolean isApp = (className == null); 10795 String componentName = isApp ? packageName : className; 10796 int packageUid = -1; 10797 ArrayList<String> components; 10798 10799 // writer 10800 synchronized (mPackages) { 10801 pkgSetting = mSettings.mPackages.get(packageName); 10802 if (pkgSetting == null) { 10803 if (className == null) { 10804 throw new IllegalArgumentException( 10805 "Unknown package: " + packageName); 10806 } 10807 throw new IllegalArgumentException( 10808 "Unknown component: " + packageName 10809 + "/" + className); 10810 } 10811 // Allow root and verify that userId is not being specified by a different user 10812 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 10813 throw new SecurityException( 10814 "Permission Denial: attempt to change component state from pid=" 10815 + Binder.getCallingPid() 10816 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 10817 } 10818 if (className == null) { 10819 // We're dealing with an application/package level state change 10820 if (pkgSetting.getEnabled(userId) == newState) { 10821 // Nothing to do 10822 return; 10823 } 10824 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 10825 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 10826 // Don't care about who enables an app. 10827 callingPackage = null; 10828 } 10829 pkgSetting.setEnabled(newState, userId, callingPackage); 10830 // pkgSetting.pkg.mSetEnabled = newState; 10831 } else { 10832 // We're dealing with a component level state change 10833 // First, verify that this is a valid class name. 10834 PackageParser.Package pkg = pkgSetting.pkg; 10835 if (pkg == null || !pkg.hasComponentClassName(className)) { 10836 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 10837 throw new IllegalArgumentException("Component class " + className 10838 + " does not exist in " + packageName); 10839 } else { 10840 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 10841 + className + " does not exist in " + packageName); 10842 } 10843 } 10844 switch (newState) { 10845 case COMPONENT_ENABLED_STATE_ENABLED: 10846 if (!pkgSetting.enableComponentLPw(className, userId)) { 10847 return; 10848 } 10849 break; 10850 case COMPONENT_ENABLED_STATE_DISABLED: 10851 if (!pkgSetting.disableComponentLPw(className, userId)) { 10852 return; 10853 } 10854 break; 10855 case COMPONENT_ENABLED_STATE_DEFAULT: 10856 if (!pkgSetting.restoreComponentLPw(className, userId)) { 10857 return; 10858 } 10859 break; 10860 default: 10861 Slog.e(TAG, "Invalid new component state: " + newState); 10862 return; 10863 } 10864 } 10865 mSettings.writePackageRestrictionsLPr(userId); 10866 components = mPendingBroadcasts.get(userId, packageName); 10867 final boolean newPackage = components == null; 10868 if (newPackage) { 10869 components = new ArrayList<String>(); 10870 } 10871 if (!components.contains(componentName)) { 10872 components.add(componentName); 10873 } 10874 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 10875 sendNow = true; 10876 // Purge entry from pending broadcast list if another one exists already 10877 // since we are sending one right away. 10878 mPendingBroadcasts.remove(userId, packageName); 10879 } else { 10880 if (newPackage) { 10881 mPendingBroadcasts.put(userId, packageName, components); 10882 } 10883 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 10884 // Schedule a message 10885 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 10886 } 10887 } 10888 } 10889 10890 long callingId = Binder.clearCallingIdentity(); 10891 try { 10892 if (sendNow) { 10893 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 10894 sendPackageChangedBroadcast(packageName, 10895 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 10896 } 10897 } finally { 10898 Binder.restoreCallingIdentity(callingId); 10899 } 10900 } 10901 10902 private void sendPackageChangedBroadcast(String packageName, 10903 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 10904 if (DEBUG_INSTALL) 10905 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 10906 + componentNames); 10907 Bundle extras = new Bundle(4); 10908 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 10909 String nameList[] = new String[componentNames.size()]; 10910 componentNames.toArray(nameList); 10911 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 10912 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 10913 extras.putInt(Intent.EXTRA_UID, packageUid); 10914 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 10915 new int[] {UserHandle.getUserId(packageUid)}); 10916 } 10917 10918 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 10919 if (!sUserManager.exists(userId)) return; 10920 final int uid = Binder.getCallingUid(); 10921 final int permission = mContext.checkCallingOrSelfPermission( 10922 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10923 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10924 enforceCrossUserPermission(uid, userId, true, "stop package"); 10925 // writer 10926 synchronized (mPackages) { 10927 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 10928 uid, userId)) { 10929 scheduleWritePackageRestrictionsLocked(userId); 10930 } 10931 } 10932 } 10933 10934 public String getInstallerPackageName(String packageName) { 10935 // reader 10936 synchronized (mPackages) { 10937 return mSettings.getInstallerPackageNameLPr(packageName); 10938 } 10939 } 10940 10941 @Override 10942 public int getApplicationEnabledSetting(String packageName, int userId) { 10943 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10944 int uid = Binder.getCallingUid(); 10945 enforceCrossUserPermission(uid, userId, false, "get enabled"); 10946 // reader 10947 synchronized (mPackages) { 10948 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 10949 } 10950 } 10951 10952 @Override 10953 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 10954 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10955 int uid = Binder.getCallingUid(); 10956 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 10957 // reader 10958 synchronized (mPackages) { 10959 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 10960 } 10961 } 10962 10963 public void enterSafeMode() { 10964 enforceSystemOrRoot("Only the system can request entering safe mode"); 10965 10966 if (!mSystemReady) { 10967 mSafeMode = true; 10968 } 10969 } 10970 10971 public void systemReady() { 10972 mSystemReady = true; 10973 10974 // Read the compatibilty setting when the system is ready. 10975 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 10976 mContext.getContentResolver(), 10977 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 10978 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 10979 if (DEBUG_SETTINGS) { 10980 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 10981 } 10982 10983 synchronized (mPackages) { 10984 // Verify that all of the preferred activity components actually 10985 // exist. It is possible for applications to be updated and at 10986 // that point remove a previously declared activity component that 10987 // had been set as a preferred activity. We try to clean this up 10988 // the next time we encounter that preferred activity, but it is 10989 // possible for the user flow to never be able to return to that 10990 // situation so here we do a sanity check to make sure we haven't 10991 // left any junk around. 10992 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 10993 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10994 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10995 removed.clear(); 10996 for (PreferredActivity pa : pir.filterSet()) { 10997 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 10998 removed.add(pa); 10999 } 11000 } 11001 if (removed.size() > 0) { 11002 for (int j=0; j<removed.size(); j++) { 11003 PreferredActivity pa = removed.get(i); 11004 Slog.w(TAG, "Removing dangling preferred activity: " 11005 + pa.mPref.mComponent); 11006 pir.removeFilter(pa); 11007 } 11008 mSettings.writePackageRestrictionsLPr( 11009 mSettings.mPreferredActivities.keyAt(i)); 11010 } 11011 } 11012 } 11013 sUserManager.systemReady(); 11014 } 11015 11016 public boolean isSafeMode() { 11017 return mSafeMode; 11018 } 11019 11020 public boolean hasSystemUidErrors() { 11021 return mHasSystemUidErrors; 11022 } 11023 11024 static String arrayToString(int[] array) { 11025 StringBuffer buf = new StringBuffer(128); 11026 buf.append('['); 11027 if (array != null) { 11028 for (int i=0; i<array.length; i++) { 11029 if (i > 0) buf.append(", "); 11030 buf.append(array[i]); 11031 } 11032 } 11033 buf.append(']'); 11034 return buf.toString(); 11035 } 11036 11037 static class DumpState { 11038 public static final int DUMP_LIBS = 1 << 0; 11039 11040 public static final int DUMP_FEATURES = 1 << 1; 11041 11042 public static final int DUMP_RESOLVERS = 1 << 2; 11043 11044 public static final int DUMP_PERMISSIONS = 1 << 3; 11045 11046 public static final int DUMP_PACKAGES = 1 << 4; 11047 11048 public static final int DUMP_SHARED_USERS = 1 << 5; 11049 11050 public static final int DUMP_MESSAGES = 1 << 6; 11051 11052 public static final int DUMP_PROVIDERS = 1 << 7; 11053 11054 public static final int DUMP_VERIFIERS = 1 << 8; 11055 11056 public static final int DUMP_PREFERRED = 1 << 9; 11057 11058 public static final int DUMP_PREFERRED_XML = 1 << 10; 11059 11060 public static final int DUMP_KEYSETS = 1 << 11; 11061 11062 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11063 11064 private int mTypes; 11065 11066 private int mOptions; 11067 11068 private boolean mTitlePrinted; 11069 11070 private SharedUserSetting mSharedUser; 11071 11072 public boolean isDumping(int type) { 11073 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11074 return true; 11075 } 11076 11077 return (mTypes & type) != 0; 11078 } 11079 11080 public void setDump(int type) { 11081 mTypes |= type; 11082 } 11083 11084 public boolean isOptionEnabled(int option) { 11085 return (mOptions & option) != 0; 11086 } 11087 11088 public void setOptionEnabled(int option) { 11089 mOptions |= option; 11090 } 11091 11092 public boolean onTitlePrinted() { 11093 final boolean printed = mTitlePrinted; 11094 mTitlePrinted = true; 11095 return printed; 11096 } 11097 11098 public boolean getTitlePrinted() { 11099 return mTitlePrinted; 11100 } 11101 11102 public void setTitlePrinted(boolean enabled) { 11103 mTitlePrinted = enabled; 11104 } 11105 11106 public SharedUserSetting getSharedUser() { 11107 return mSharedUser; 11108 } 11109 11110 public void setSharedUser(SharedUserSetting user) { 11111 mSharedUser = user; 11112 } 11113 } 11114 11115 @Override 11116 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 11117 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 11118 != PackageManager.PERMISSION_GRANTED) { 11119 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 11120 + Binder.getCallingPid() 11121 + ", uid=" + Binder.getCallingUid() 11122 + " without permission " 11123 + android.Manifest.permission.DUMP); 11124 return; 11125 } 11126 11127 DumpState dumpState = new DumpState(); 11128 boolean fullPreferred = false; 11129 boolean checkin = false; 11130 11131 String packageName = null; 11132 11133 int opti = 0; 11134 while (opti < args.length) { 11135 String opt = args[opti]; 11136 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 11137 break; 11138 } 11139 opti++; 11140 if ("-a".equals(opt)) { 11141 // Right now we only know how to print all. 11142 } else if ("-h".equals(opt)) { 11143 pw.println("Package manager dump options:"); 11144 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 11145 pw.println(" --checkin: dump for a checkin"); 11146 pw.println(" -f: print details of intent filters"); 11147 pw.println(" -h: print this help"); 11148 pw.println(" cmd may be one of:"); 11149 pw.println(" l[ibraries]: list known shared libraries"); 11150 pw.println(" f[ibraries]: list device features"); 11151 pw.println(" r[esolvers]: dump intent resolvers"); 11152 pw.println(" perm[issions]: dump permissions"); 11153 pw.println(" pref[erred]: print preferred package settings"); 11154 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 11155 pw.println(" prov[iders]: dump content providers"); 11156 pw.println(" p[ackages]: dump installed packages"); 11157 pw.println(" s[hared-users]: dump shared user IDs"); 11158 pw.println(" m[essages]: print collected runtime messages"); 11159 pw.println(" v[erifiers]: print package verifier info"); 11160 pw.println(" <package.name>: info about given package"); 11161 pw.println(" k[eysets]: print known keysets"); 11162 return; 11163 } else if ("--checkin".equals(opt)) { 11164 checkin = true; 11165 } else if ("-f".equals(opt)) { 11166 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11167 } else { 11168 pw.println("Unknown argument: " + opt + "; use -h for help"); 11169 } 11170 } 11171 11172 // Is the caller requesting to dump a particular piece of data? 11173 if (opti < args.length) { 11174 String cmd = args[opti]; 11175 opti++; 11176 // Is this a package name? 11177 if ("android".equals(cmd) || cmd.contains(".")) { 11178 packageName = cmd; 11179 // When dumping a single package, we always dump all of its 11180 // filter information since the amount of data will be reasonable. 11181 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11182 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 11183 dumpState.setDump(DumpState.DUMP_LIBS); 11184 } else if ("f".equals(cmd) || "features".equals(cmd)) { 11185 dumpState.setDump(DumpState.DUMP_FEATURES); 11186 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 11187 dumpState.setDump(DumpState.DUMP_RESOLVERS); 11188 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 11189 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 11190 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 11191 dumpState.setDump(DumpState.DUMP_PREFERRED); 11192 } else if ("preferred-xml".equals(cmd)) { 11193 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 11194 if (opti < args.length && "--full".equals(args[opti])) { 11195 fullPreferred = true; 11196 opti++; 11197 } 11198 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 11199 dumpState.setDump(DumpState.DUMP_PACKAGES); 11200 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 11201 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 11202 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 11203 dumpState.setDump(DumpState.DUMP_PROVIDERS); 11204 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 11205 dumpState.setDump(DumpState.DUMP_MESSAGES); 11206 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 11207 dumpState.setDump(DumpState.DUMP_VERIFIERS); 11208 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 11209 dumpState.setDump(DumpState.DUMP_KEYSETS); 11210 } 11211 } 11212 11213 if (checkin) { 11214 pw.println("vers,1"); 11215 } 11216 11217 // reader 11218 synchronized (mPackages) { 11219 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 11220 if (!checkin) { 11221 if (dumpState.onTitlePrinted()) 11222 pw.println(); 11223 pw.println("Verifiers:"); 11224 pw.print(" Required: "); 11225 pw.print(mRequiredVerifierPackage); 11226 pw.print(" (uid="); 11227 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 11228 pw.println(")"); 11229 } else if (mRequiredVerifierPackage != null) { 11230 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 11231 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 11232 } 11233 } 11234 11235 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 11236 boolean printedHeader = false; 11237 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 11238 while (it.hasNext()) { 11239 String name = it.next(); 11240 SharedLibraryEntry ent = mSharedLibraries.get(name); 11241 if (!checkin) { 11242 if (!printedHeader) { 11243 if (dumpState.onTitlePrinted()) 11244 pw.println(); 11245 pw.println("Libraries:"); 11246 printedHeader = true; 11247 } 11248 pw.print(" "); 11249 } else { 11250 pw.print("lib,"); 11251 } 11252 pw.print(name); 11253 if (!checkin) { 11254 pw.print(" -> "); 11255 } 11256 if (ent.path != null) { 11257 if (!checkin) { 11258 pw.print("(jar) "); 11259 pw.print(ent.path); 11260 } else { 11261 pw.print(",jar,"); 11262 pw.print(ent.path); 11263 } 11264 } else { 11265 if (!checkin) { 11266 pw.print("(apk) "); 11267 pw.print(ent.apk); 11268 } else { 11269 pw.print(",apk,"); 11270 pw.print(ent.apk); 11271 } 11272 } 11273 pw.println(); 11274 } 11275 } 11276 11277 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 11278 if (dumpState.onTitlePrinted()) 11279 pw.println(); 11280 if (!checkin) { 11281 pw.println("Features:"); 11282 } 11283 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 11284 while (it.hasNext()) { 11285 String name = it.next(); 11286 if (!checkin) { 11287 pw.print(" "); 11288 } else { 11289 pw.print("feat,"); 11290 } 11291 pw.println(name); 11292 } 11293 } 11294 11295 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 11296 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 11297 : "Activity Resolver Table:", " ", packageName, 11298 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11299 dumpState.setTitlePrinted(true); 11300 } 11301 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 11302 : "Receiver Resolver Table:", " ", packageName, 11303 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11304 dumpState.setTitlePrinted(true); 11305 } 11306 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 11307 : "Service Resolver Table:", " ", packageName, 11308 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11309 dumpState.setTitlePrinted(true); 11310 } 11311 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 11312 : "Provider Resolver Table:", " ", packageName, 11313 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11314 dumpState.setTitlePrinted(true); 11315 } 11316 } 11317 11318 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 11319 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11320 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11321 int user = mSettings.mPreferredActivities.keyAt(i); 11322 if (pir.dump(pw, 11323 dumpState.getTitlePrinted() 11324 ? "\nPreferred Activities User " + user + ":" 11325 : "Preferred Activities User " + user + ":", " ", 11326 packageName, true)) { 11327 dumpState.setTitlePrinted(true); 11328 } 11329 } 11330 } 11331 11332 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 11333 pw.flush(); 11334 FileOutputStream fout = new FileOutputStream(fd); 11335 BufferedOutputStream str = new BufferedOutputStream(fout); 11336 XmlSerializer serializer = new FastXmlSerializer(); 11337 try { 11338 serializer.setOutput(str, "utf-8"); 11339 serializer.startDocument(null, true); 11340 serializer.setFeature( 11341 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 11342 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 11343 serializer.endDocument(); 11344 serializer.flush(); 11345 } catch (IllegalArgumentException e) { 11346 pw.println("Failed writing: " + e); 11347 } catch (IllegalStateException e) { 11348 pw.println("Failed writing: " + e); 11349 } catch (IOException e) { 11350 pw.println("Failed writing: " + e); 11351 } 11352 } 11353 11354 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 11355 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 11356 } 11357 11358 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 11359 boolean printedSomething = false; 11360 for (PackageParser.Provider p : mProviders.mProviders.values()) { 11361 if (packageName != null && !packageName.equals(p.info.packageName)) { 11362 continue; 11363 } 11364 if (!printedSomething) { 11365 if (dumpState.onTitlePrinted()) 11366 pw.println(); 11367 pw.println("Registered ContentProviders:"); 11368 printedSomething = true; 11369 } 11370 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 11371 pw.print(" "); pw.println(p.toString()); 11372 } 11373 printedSomething = false; 11374 for (Map.Entry<String, PackageParser.Provider> entry : 11375 mProvidersByAuthority.entrySet()) { 11376 PackageParser.Provider p = entry.getValue(); 11377 if (packageName != null && !packageName.equals(p.info.packageName)) { 11378 continue; 11379 } 11380 if (!printedSomething) { 11381 if (dumpState.onTitlePrinted()) 11382 pw.println(); 11383 pw.println("ContentProvider Authorities:"); 11384 printedSomething = true; 11385 } 11386 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 11387 pw.print(" "); pw.println(p.toString()); 11388 if (p.info != null && p.info.applicationInfo != null) { 11389 final String appInfo = p.info.applicationInfo.toString(); 11390 pw.print(" applicationInfo="); pw.println(appInfo); 11391 } 11392 } 11393 } 11394 11395 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 11396 mSettings.mKeySetManager.dump(pw, packageName, dumpState); 11397 } 11398 11399 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 11400 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 11401 } 11402 11403 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 11404 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 11405 } 11406 11407 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 11408 if (dumpState.onTitlePrinted()) 11409 pw.println(); 11410 mSettings.dumpReadMessagesLPr(pw, dumpState); 11411 11412 pw.println(); 11413 pw.println("Package warning messages:"); 11414 final File fname = getSettingsProblemFile(); 11415 FileInputStream in = null; 11416 try { 11417 in = new FileInputStream(fname); 11418 final int avail = in.available(); 11419 final byte[] data = new byte[avail]; 11420 in.read(data); 11421 pw.print(new String(data)); 11422 } catch (FileNotFoundException e) { 11423 } catch (IOException e) { 11424 } finally { 11425 if (in != null) { 11426 try { 11427 in.close(); 11428 } catch (IOException e) { 11429 } 11430 } 11431 } 11432 } 11433 } 11434 } 11435 11436 // ------- apps on sdcard specific code ------- 11437 static final boolean DEBUG_SD_INSTALL = false; 11438 11439 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 11440 11441 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 11442 11443 private boolean mMediaMounted = false; 11444 11445 private String getEncryptKey() { 11446 try { 11447 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 11448 SD_ENCRYPTION_KEYSTORE_NAME); 11449 if (sdEncKey == null) { 11450 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 11451 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 11452 if (sdEncKey == null) { 11453 Slog.e(TAG, "Failed to create encryption keys"); 11454 return null; 11455 } 11456 } 11457 return sdEncKey; 11458 } catch (NoSuchAlgorithmException nsae) { 11459 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 11460 return null; 11461 } catch (IOException ioe) { 11462 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 11463 return null; 11464 } 11465 11466 } 11467 11468 /* package */static String getTempContainerId() { 11469 int tmpIdx = 1; 11470 String list[] = PackageHelper.getSecureContainerList(); 11471 if (list != null) { 11472 for (final String name : list) { 11473 // Ignore null and non-temporary container entries 11474 if (name == null || !name.startsWith(mTempContainerPrefix)) { 11475 continue; 11476 } 11477 11478 String subStr = name.substring(mTempContainerPrefix.length()); 11479 try { 11480 int cid = Integer.parseInt(subStr); 11481 if (cid >= tmpIdx) { 11482 tmpIdx = cid + 1; 11483 } 11484 } catch (NumberFormatException e) { 11485 } 11486 } 11487 } 11488 return mTempContainerPrefix + tmpIdx; 11489 } 11490 11491 /* 11492 * Update media status on PackageManager. 11493 */ 11494 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 11495 int callingUid = Binder.getCallingUid(); 11496 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 11497 throw new SecurityException("Media status can only be updated by the system"); 11498 } 11499 // reader; this apparently protects mMediaMounted, but should probably 11500 // be a different lock in that case. 11501 synchronized (mPackages) { 11502 Log.i(TAG, "Updating external media status from " 11503 + (mMediaMounted ? "mounted" : "unmounted") + " to " 11504 + (mediaStatus ? "mounted" : "unmounted")); 11505 if (DEBUG_SD_INSTALL) 11506 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 11507 + ", mMediaMounted=" + mMediaMounted); 11508 if (mediaStatus == mMediaMounted) { 11509 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 11510 : 0, -1); 11511 mHandler.sendMessage(msg); 11512 return; 11513 } 11514 mMediaMounted = mediaStatus; 11515 } 11516 // Queue up an async operation since the package installation may take a 11517 // little while. 11518 mHandler.post(new Runnable() { 11519 public void run() { 11520 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 11521 } 11522 }); 11523 } 11524 11525 /** 11526 * Called by MountService when the initial ASECs to scan are available. 11527 * Should block until all the ASEC containers are finished being scanned. 11528 */ 11529 public void scanAvailableAsecs() { 11530 updateExternalMediaStatusInner(true, false, false); 11531 if (mShouldRestoreconData) { 11532 SELinuxMMAC.setRestoreconDone(); 11533 mShouldRestoreconData = false; 11534 } 11535 } 11536 11537 /* 11538 * Collect information of applications on external media, map them against 11539 * existing containers and update information based on current mount status. 11540 * Please note that we always have to report status if reportStatus has been 11541 * set to true especially when unloading packages. 11542 */ 11543 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 11544 boolean externalStorage) { 11545 // Collection of uids 11546 int uidArr[] = null; 11547 // Collection of stale containers 11548 HashSet<String> removeCids = new HashSet<String>(); 11549 // Collection of packages on external media with valid containers. 11550 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 11551 // Get list of secure containers. 11552 final String list[] = PackageHelper.getSecureContainerList(); 11553 if (list == null || list.length == 0) { 11554 Log.i(TAG, "No secure containers on sdcard"); 11555 } else { 11556 // Process list of secure containers and categorize them 11557 // as active or stale based on their package internal state. 11558 int uidList[] = new int[list.length]; 11559 int num = 0; 11560 // reader 11561 synchronized (mPackages) { 11562 for (String cid : list) { 11563 if (DEBUG_SD_INSTALL) 11564 Log.i(TAG, "Processing container " + cid); 11565 String pkgName = getAsecPackageName(cid); 11566 if (pkgName == null) { 11567 if (DEBUG_SD_INSTALL) 11568 Log.i(TAG, "Container : " + cid + " stale"); 11569 removeCids.add(cid); 11570 continue; 11571 } 11572 if (DEBUG_SD_INSTALL) 11573 Log.i(TAG, "Looking for pkg : " + pkgName); 11574 11575 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11576 if (ps == null) { 11577 Log.i(TAG, "Deleting container with no matching settings " + cid); 11578 removeCids.add(cid); 11579 continue; 11580 } 11581 11582 /* 11583 * Skip packages that are not external if we're unmounting 11584 * external storage. 11585 */ 11586 if (externalStorage && !isMounted && !isExternal(ps)) { 11587 continue; 11588 } 11589 11590 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 11591 // The package status is changed only if the code path 11592 // matches between settings and the container id. 11593 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 11594 if (DEBUG_SD_INSTALL) { 11595 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 11596 + " at code path: " + ps.codePathString); 11597 } 11598 11599 // We do have a valid package installed on sdcard 11600 processCids.put(args, ps.codePathString); 11601 final int uid = ps.appId; 11602 if (uid != -1) { 11603 uidList[num++] = uid; 11604 } 11605 } else { 11606 Log.i(TAG, "Deleting stale container for " + cid); 11607 removeCids.add(cid); 11608 } 11609 } 11610 } 11611 11612 if (num > 0) { 11613 // Sort uid list 11614 Arrays.sort(uidList, 0, num); 11615 // Throw away duplicates 11616 uidArr = new int[num]; 11617 uidArr[0] = uidList[0]; 11618 int di = 0; 11619 for (int i = 1; i < num; i++) { 11620 if (uidList[i - 1] != uidList[i]) { 11621 uidArr[di++] = uidList[i]; 11622 } 11623 } 11624 } 11625 } 11626 // Process packages with valid entries. 11627 if (isMounted) { 11628 if (DEBUG_SD_INSTALL) 11629 Log.i(TAG, "Loading packages"); 11630 loadMediaPackages(processCids, uidArr, removeCids); 11631 startCleaningPackages(); 11632 } else { 11633 if (DEBUG_SD_INSTALL) 11634 Log.i(TAG, "Unloading packages"); 11635 unloadMediaPackages(processCids, uidArr, reportStatus); 11636 } 11637 } 11638 11639 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 11640 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 11641 int size = pkgList.size(); 11642 if (size > 0) { 11643 // Send broadcasts here 11644 Bundle extras = new Bundle(); 11645 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 11646 .toArray(new String[size])); 11647 if (uidArr != null) { 11648 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 11649 } 11650 if (replacing) { 11651 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 11652 } 11653 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 11654 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 11655 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 11656 } 11657 } 11658 11659 /* 11660 * Look at potentially valid container ids from processCids If package 11661 * information doesn't match the one on record or package scanning fails, 11662 * the cid is added to list of removeCids. We currently don't delete stale 11663 * containers. 11664 */ 11665 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11666 HashSet<String> removeCids) { 11667 ArrayList<String> pkgList = new ArrayList<String>(); 11668 Set<AsecInstallArgs> keys = processCids.keySet(); 11669 boolean doGc = false; 11670 for (AsecInstallArgs args : keys) { 11671 String codePath = processCids.get(args); 11672 if (DEBUG_SD_INSTALL) 11673 Log.i(TAG, "Loading container : " + args.cid); 11674 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11675 try { 11676 // Make sure there are no container errors first. 11677 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 11678 Slog.e(TAG, "Failed to mount cid : " + args.cid 11679 + " when installing from sdcard"); 11680 continue; 11681 } 11682 // Check code path here. 11683 if (codePath == null || !codePath.equals(args.getCodePath())) { 11684 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 11685 + " does not match one in settings " + codePath); 11686 continue; 11687 } 11688 // Parse package 11689 int parseFlags = mDefParseFlags; 11690 if (args.isExternal()) { 11691 parseFlags |= PackageParser.PARSE_ON_SDCARD; 11692 } 11693 if (args.isFwdLocked()) { 11694 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 11695 } 11696 11697 doGc = true; 11698 synchronized (mInstallLock) { 11699 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 11700 0, 0, null); 11701 // Scan the package 11702 if (pkg != null) { 11703 /* 11704 * TODO why is the lock being held? doPostInstall is 11705 * called in other places without the lock. This needs 11706 * to be straightened out. 11707 */ 11708 // writer 11709 synchronized (mPackages) { 11710 retCode = PackageManager.INSTALL_SUCCEEDED; 11711 pkgList.add(pkg.packageName); 11712 // Post process args 11713 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 11714 pkg.applicationInfo.uid); 11715 } 11716 } else { 11717 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 11718 } 11719 } 11720 11721 } finally { 11722 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 11723 // Don't destroy container here. Wait till gc clears things 11724 // up. 11725 removeCids.add(args.cid); 11726 } 11727 } 11728 } 11729 // writer 11730 synchronized (mPackages) { 11731 // If the platform SDK has changed since the last time we booted, 11732 // we need to re-grant app permission to catch any new ones that 11733 // appear. This is really a hack, and means that apps can in some 11734 // cases get permissions that the user didn't initially explicitly 11735 // allow... it would be nice to have some better way to handle 11736 // this situation. 11737 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 11738 if (regrantPermissions) 11739 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 11740 + mSdkVersion + "; regranting permissions for external storage"); 11741 mSettings.mExternalSdkPlatform = mSdkVersion; 11742 11743 // Make sure group IDs have been assigned, and any permission 11744 // changes in other apps are accounted for 11745 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 11746 | (regrantPermissions 11747 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 11748 : 0)); 11749 // can downgrade to reader 11750 // Persist settings 11751 mSettings.writeLPr(); 11752 } 11753 // Send a broadcast to let everyone know we are done processing 11754 if (pkgList.size() > 0) { 11755 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11756 } 11757 // Force gc to avoid any stale parser references that we might have. 11758 if (doGc) { 11759 Runtime.getRuntime().gc(); 11760 } 11761 // List stale containers and destroy stale temporary containers. 11762 if (removeCids != null) { 11763 for (String cid : removeCids) { 11764 if (cid.startsWith(mTempContainerPrefix)) { 11765 Log.i(TAG, "Destroying stale temporary container " + cid); 11766 PackageHelper.destroySdDir(cid); 11767 } else { 11768 Log.w(TAG, "Container " + cid + " is stale"); 11769 } 11770 } 11771 } 11772 } 11773 11774 /* 11775 * Utility method to unload a list of specified containers 11776 */ 11777 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 11778 // Just unmount all valid containers. 11779 for (AsecInstallArgs arg : cidArgs) { 11780 synchronized (mInstallLock) { 11781 arg.doPostDeleteLI(false); 11782 } 11783 } 11784 } 11785 11786 /* 11787 * Unload packages mounted on external media. This involves deleting package 11788 * data from internal structures, sending broadcasts about diabled packages, 11789 * gc'ing to free up references, unmounting all secure containers 11790 * corresponding to packages on external media, and posting a 11791 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 11792 * that we always have to post this message if status has been requested no 11793 * matter what. 11794 */ 11795 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11796 final boolean reportStatus) { 11797 if (DEBUG_SD_INSTALL) 11798 Log.i(TAG, "unloading media packages"); 11799 ArrayList<String> pkgList = new ArrayList<String>(); 11800 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 11801 final Set<AsecInstallArgs> keys = processCids.keySet(); 11802 for (AsecInstallArgs args : keys) { 11803 String pkgName = args.getPackageName(); 11804 if (DEBUG_SD_INSTALL) 11805 Log.i(TAG, "Trying to unload pkg : " + pkgName); 11806 // Delete package internally 11807 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 11808 synchronized (mInstallLock) { 11809 boolean res = deletePackageLI(pkgName, null, false, null, null, 11810 PackageManager.DELETE_KEEP_DATA, outInfo, false); 11811 if (res) { 11812 pkgList.add(pkgName); 11813 } else { 11814 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 11815 failedList.add(args); 11816 } 11817 } 11818 } 11819 11820 // reader 11821 synchronized (mPackages) { 11822 // We didn't update the settings after removing each package; 11823 // write them now for all packages. 11824 mSettings.writeLPr(); 11825 } 11826 11827 // We have to absolutely send UPDATED_MEDIA_STATUS only 11828 // after confirming that all the receivers processed the ordered 11829 // broadcast when packages get disabled, force a gc to clean things up. 11830 // and unload all the containers. 11831 if (pkgList.size() > 0) { 11832 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 11833 new IIntentReceiver.Stub() { 11834 public void performReceive(Intent intent, int resultCode, String data, 11835 Bundle extras, boolean ordered, boolean sticky, 11836 int sendingUser) throws RemoteException { 11837 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 11838 reportStatus ? 1 : 0, 1, keys); 11839 mHandler.sendMessage(msg); 11840 } 11841 }); 11842 } else { 11843 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 11844 keys); 11845 mHandler.sendMessage(msg); 11846 } 11847 } 11848 11849 /** Binder call */ 11850 @Override 11851 public void movePackage(final String packageName, final IPackageMoveObserver observer, 11852 final int flags) { 11853 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 11854 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 11855 int returnCode = PackageManager.MOVE_SUCCEEDED; 11856 int currFlags = 0; 11857 int newFlags = 0; 11858 // reader 11859 synchronized (mPackages) { 11860 PackageParser.Package pkg = mPackages.get(packageName); 11861 if (pkg == null) { 11862 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11863 } else { 11864 // Disable moving fwd locked apps and system packages 11865 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 11866 Slog.w(TAG, "Cannot move system application"); 11867 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 11868 } else if (pkg.mOperationPending) { 11869 Slog.w(TAG, "Attempt to move package which has pending operations"); 11870 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 11871 } else { 11872 // Find install location first 11873 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 11874 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 11875 Slog.w(TAG, "Ambigous flags specified for move location."); 11876 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11877 } else { 11878 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 11879 : PackageManager.INSTALL_INTERNAL; 11880 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 11881 : PackageManager.INSTALL_INTERNAL; 11882 11883 if (newFlags == currFlags) { 11884 Slog.w(TAG, "No move required. Trying to move to same location"); 11885 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11886 } else { 11887 if (isForwardLocked(pkg)) { 11888 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11889 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11890 } 11891 } 11892 } 11893 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11894 pkg.mOperationPending = true; 11895 } 11896 } 11897 } 11898 11899 /* 11900 * TODO this next block probably shouldn't be inside the lock. We 11901 * can't guarantee these won't change after this is fired off 11902 * anyway. 11903 */ 11904 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11905 processPendingMove(new MoveParams(null, observer, 0, packageName, 11906 null, -1, user), 11907 returnCode); 11908 } else { 11909 Message msg = mHandler.obtainMessage(INIT_COPY); 11910 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 11911 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 11912 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 11913 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 11914 msg.obj = mp; 11915 mHandler.sendMessage(msg); 11916 } 11917 } 11918 } 11919 11920 private void processPendingMove(final MoveParams mp, final int currentStatus) { 11921 // Queue up an async operation since the package deletion may take a 11922 // little while. 11923 mHandler.post(new Runnable() { 11924 public void run() { 11925 // TODO fix this; this does nothing. 11926 mHandler.removeCallbacks(this); 11927 int returnCode = currentStatus; 11928 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 11929 int uidArr[] = null; 11930 ArrayList<String> pkgList = null; 11931 synchronized (mPackages) { 11932 PackageParser.Package pkg = mPackages.get(mp.packageName); 11933 if (pkg == null) { 11934 Slog.w(TAG, " Package " + mp.packageName 11935 + " doesn't exist. Aborting move"); 11936 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11937 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 11938 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 11939 + mp.srcArgs.getCodePath() + " to " 11940 + pkg.applicationInfo.sourceDir 11941 + " Aborting move and returning error"); 11942 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11943 } else { 11944 uidArr = new int[] { 11945 pkg.applicationInfo.uid 11946 }; 11947 pkgList = new ArrayList<String>(); 11948 pkgList.add(mp.packageName); 11949 } 11950 } 11951 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11952 // Send resources unavailable broadcast 11953 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 11954 // Update package code and resource paths 11955 synchronized (mInstallLock) { 11956 synchronized (mPackages) { 11957 PackageParser.Package pkg = mPackages.get(mp.packageName); 11958 // Recheck for package again. 11959 if (pkg == null) { 11960 Slog.w(TAG, " Package " + mp.packageName 11961 + " doesn't exist. Aborting move"); 11962 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11963 } else if (!mp.srcArgs.getCodePath().equals( 11964 pkg.applicationInfo.sourceDir)) { 11965 Slog.w(TAG, "Package " + mp.packageName 11966 + " code path changed from " + mp.srcArgs.getCodePath() 11967 + " to " + pkg.applicationInfo.sourceDir 11968 + " Aborting move and returning error"); 11969 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11970 } else { 11971 final String oldCodePath = pkg.mPath; 11972 final String newCodePath = mp.targetArgs.getCodePath(); 11973 final String newResPath = mp.targetArgs.getResourcePath(); 11974 final String newNativePath = mp.targetArgs 11975 .getNativeLibraryPath(); 11976 11977 final File newNativeDir = new File(newNativePath); 11978 11979 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 11980 // NOTE: We do not report any errors from the APK scan and library 11981 // copy at this point. 11982 NativeLibraryHelper.ApkHandle handle = 11983 new NativeLibraryHelper.ApkHandle(newCodePath); 11984 final int abi = NativeLibraryHelper.findSupportedAbi( 11985 handle, Build.SUPPORTED_ABIS); 11986 if (abi >= 0) { 11987 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 11988 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 11989 } 11990 handle.close(); 11991 } 11992 final int[] users = sUserManager.getUserIds(); 11993 for (int user : users) { 11994 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 11995 newNativePath, user) < 0) { 11996 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11997 } 11998 } 11999 12000 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12001 pkg.mPath = newCodePath; 12002 // Move dex files around 12003 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 12004 // Moving of dex files failed. Set 12005 // error code and abort move. 12006 pkg.mPath = pkg.mScanPath; 12007 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12008 } 12009 } 12010 12011 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12012 pkg.mScanPath = newCodePath; 12013 pkg.applicationInfo.sourceDir = newCodePath; 12014 pkg.applicationInfo.publicSourceDir = newResPath; 12015 pkg.applicationInfo.nativeLibraryDir = newNativePath; 12016 PackageSetting ps = (PackageSetting) pkg.mExtras; 12017 ps.codePath = new File(pkg.applicationInfo.sourceDir); 12018 ps.codePathString = ps.codePath.getPath(); 12019 ps.resourcePath = new File( 12020 pkg.applicationInfo.publicSourceDir); 12021 ps.resourcePathString = ps.resourcePath.getPath(); 12022 ps.nativeLibraryPathString = newNativePath; 12023 // Set the application info flag 12024 // correctly. 12025 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 12026 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12027 } else { 12028 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12029 } 12030 ps.setFlags(pkg.applicationInfo.flags); 12031 mAppDirs.remove(oldCodePath); 12032 mAppDirs.put(newCodePath, pkg); 12033 // Persist settings 12034 mSettings.writeLPr(); 12035 } 12036 } 12037 } 12038 } 12039 // Send resources available broadcast 12040 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12041 } 12042 } 12043 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12044 // Clean up failed installation 12045 if (mp.targetArgs != null) { 12046 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 12047 -1); 12048 } 12049 } else { 12050 // Force a gc to clear things up. 12051 Runtime.getRuntime().gc(); 12052 // Delete older code 12053 synchronized (mInstallLock) { 12054 mp.srcArgs.doPostDeleteLI(true); 12055 } 12056 } 12057 12058 // Allow more operations on this file if we didn't fail because 12059 // an operation was already pending for this package. 12060 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 12061 synchronized (mPackages) { 12062 PackageParser.Package pkg = mPackages.get(mp.packageName); 12063 if (pkg != null) { 12064 pkg.mOperationPending = false; 12065 } 12066 } 12067 } 12068 12069 IPackageMoveObserver observer = mp.observer; 12070 if (observer != null) { 12071 try { 12072 observer.packageMoved(mp.packageName, returnCode); 12073 } catch (RemoteException e) { 12074 Log.i(TAG, "Observer no longer exists."); 12075 } 12076 } 12077 } 12078 }); 12079 } 12080 12081 public boolean setInstallLocation(int loc) { 12082 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12083 null); 12084 if (getInstallLocation() == loc) { 12085 return true; 12086 } 12087 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12088 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12089 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12090 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12091 return true; 12092 } 12093 return false; 12094 } 12095 12096 public int getInstallLocation() { 12097 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12098 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12099 PackageHelper.APP_INSTALL_AUTO); 12100 } 12101 12102 /** Called by UserManagerService */ 12103 void cleanUpUserLILPw(int userHandle) { 12104 mDirtyUsers.remove(userHandle); 12105 mSettings.removeUserLPr(userHandle); 12106 mPendingBroadcasts.remove(userHandle); 12107 if (mInstaller != null) { 12108 // Technically, we shouldn't be doing this with the package lock 12109 // held. However, this is very rare, and there is already so much 12110 // other disk I/O going on, that we'll let it slide for now. 12111 mInstaller.removeUserDataDirs(userHandle); 12112 } 12113 } 12114 12115 /** Called by UserManagerService */ 12116 void createNewUserLILPw(int userHandle, File path) { 12117 if (mInstaller != null) { 12118 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12119 } 12120 } 12121 12122 @Override 12123 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12124 mContext.enforceCallingOrSelfPermission( 12125 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12126 "Only package verification agents can read the verifier device identity"); 12127 12128 synchronized (mPackages) { 12129 return mSettings.getVerifierDeviceIdentityLPw(); 12130 } 12131 } 12132 12133 @Override 12134 public void setPermissionEnforced(String permission, boolean enforced) { 12135 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12136 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12137 synchronized (mPackages) { 12138 if (mSettings.mReadExternalStorageEnforced == null 12139 || mSettings.mReadExternalStorageEnforced != enforced) { 12140 mSettings.mReadExternalStorageEnforced = enforced; 12141 mSettings.writeLPr(); 12142 } 12143 } 12144 // kill any non-foreground processes so we restart them and 12145 // grant/revoke the GID. 12146 final IActivityManager am = ActivityManagerNative.getDefault(); 12147 if (am != null) { 12148 final long token = Binder.clearCallingIdentity(); 12149 try { 12150 am.killProcessesBelowForeground("setPermissionEnforcement"); 12151 } catch (RemoteException e) { 12152 } finally { 12153 Binder.restoreCallingIdentity(token); 12154 } 12155 } 12156 } else { 12157 throw new IllegalArgumentException("No selective enforcement for " + permission); 12158 } 12159 } 12160 12161 @Override 12162 @Deprecated 12163 public boolean isPermissionEnforced(String permission) { 12164 return true; 12165 } 12166 12167 @Override 12168 public boolean isStorageLow() { 12169 final long token = Binder.clearCallingIdentity(); 12170 try { 12171 final DeviceStorageMonitorInternal 12172 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12173 if (dsm != null) { 12174 return dsm.isMemoryLow(); 12175 } else { 12176 return false; 12177 } 12178 } finally { 12179 Binder.restoreCallingIdentity(token); 12180 } 12181 } 12182} 12183