PackageManagerService.java revision 353e39a973dbbadce82fee2f83ad194e04a47449
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.IBinder; 108import android.os.Looper; 109import android.os.Message; 110import android.os.Parcel; 111import android.os.ParcelFileDescriptor; 112import android.os.Process; 113import android.os.RemoteException; 114import android.os.SELinux; 115import android.os.ServiceManager; 116import android.os.SystemClock; 117import android.os.SystemProperties; 118import android.os.UserHandle; 119import android.os.UserManager; 120import android.security.KeyStore; 121import android.security.SystemKeyStore; 122import android.text.TextUtils; 123import android.util.DisplayMetrics; 124import android.util.EventLog; 125import android.util.Log; 126import android.util.LogPrinter; 127import android.util.PrintStreamPrinter; 128import android.util.Slog; 129import android.util.SparseArray; 130import android.util.Xml; 131import android.view.Display; 132 133import java.io.BufferedOutputStream; 134import java.io.File; 135import java.io.FileDescriptor; 136import java.io.FileInputStream; 137import java.io.FileNotFoundException; 138import java.io.FileOutputStream; 139import java.io.FileReader; 140import java.io.FilenameFilter; 141import java.io.IOException; 142import java.io.PrintWriter; 143import java.security.NoSuchAlgorithmException; 144import java.security.PublicKey; 145import java.security.cert.CertificateException; 146import java.text.SimpleDateFormat; 147import java.util.ArrayList; 148import java.util.Arrays; 149import java.util.Collection; 150import java.util.Collections; 151import java.util.Comparator; 152import java.util.Date; 153import java.util.HashMap; 154import java.util.HashSet; 155import java.util.Iterator; 156import java.util.List; 157import java.util.Map; 158import java.util.Set; 159 160import libcore.io.ErrnoException; 161import libcore.io.IoUtils; 162import libcore.io.Libcore; 163import libcore.io.StructStat; 164 165import com.android.internal.R; 166import com.android.server.storage.DeviceStorageMonitorInternal; 167 168/** 169 * Keep track of all those .apks everywhere. 170 * 171 * This is very central to the platform's security; please run the unit 172 * tests whenever making modifications here: 173 * 174mmm frameworks/base/tests/AndroidTests 175adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 176adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 177 * 178 * {@hide} 179 */ 180public class PackageManagerService extends IPackageManager.Stub { 181 static final String TAG = "PackageManager"; 182 static final boolean DEBUG_SETTINGS = false; 183 static final boolean DEBUG_PREFERRED = false; 184 static final boolean DEBUG_UPGRADE = false; 185 private static final boolean DEBUG_INSTALL = false; 186 private static final boolean DEBUG_REMOVE = false; 187 private static final boolean DEBUG_BROADCASTS = false; 188 private static final boolean DEBUG_SHOW_INFO = false; 189 private static final boolean DEBUG_PACKAGE_INFO = false; 190 private static final boolean DEBUG_INTENT_MATCHING = false; 191 private static final boolean DEBUG_PACKAGE_SCANNING = false; 192 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 193 private static final boolean DEBUG_VERIFY = false; 194 195 private static final int RADIO_UID = Process.PHONE_UID; 196 private static final int LOG_UID = Process.LOG_UID; 197 private static final int NFC_UID = Process.NFC_UID; 198 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 199 private static final int SHELL_UID = Process.SHELL_UID; 200 201 private static final boolean GET_CERTIFICATES = true; 202 203 // Cap the size of permission trees that 3rd party apps can define 204 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 205 206 private static final int REMOVE_EVENTS = 207 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 208 private static final int ADD_EVENTS = 209 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 210 211 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 212 // Suffix used during package installation when copying/moving 213 // package apks to install directory. 214 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 215 216 static final int SCAN_MONITOR = 1<<0; 217 static final int SCAN_NO_DEX = 1<<1; 218 static final int SCAN_FORCE_DEX = 1<<2; 219 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 220 static final int SCAN_NEW_INSTALL = 1<<4; 221 static final int SCAN_NO_PATHS = 1<<5; 222 static final int SCAN_UPDATE_TIME = 1<<6; 223 static final int SCAN_DEFER_DEX = 1<<7; 224 static final int SCAN_BOOTING = 1<<8; 225 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 226 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 227 228 static final int REMOVE_CHATTY = 1<<16; 229 230 /** 231 * Timeout (in milliseconds) after which the watchdog should declare that 232 * our handler thread is wedged. The usual default for such things is one 233 * minute but we sometimes do very lengthy I/O operations on this thread, 234 * such as installing multi-gigabyte applications, so ours needs to be longer. 235 */ 236 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 237 238 /** 239 * Whether verification is enabled by default. 240 */ 241 private static final boolean DEFAULT_VERIFY_ENABLE = true; 242 243 /** 244 * The default maximum time to wait for the verification agent to return in 245 * milliseconds. 246 */ 247 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 248 249 /** 250 * The default response for package verification timeout. 251 * 252 * This can be either PackageManager.VERIFICATION_ALLOW or 253 * PackageManager.VERIFICATION_REJECT. 254 */ 255 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 256 257 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 258 259 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 260 DEFAULT_CONTAINER_PACKAGE, 261 "com.android.defcontainer.DefaultContainerService"); 262 263 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 264 265 private static final String LIB_DIR_NAME = "lib"; 266 private static final String LIB64_DIR_NAME = "lib64"; 267 268 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 269 270 static final String mTempContainerPrefix = "smdl2tmp"; 271 272 final ServiceThread mHandlerThread; 273 274 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 275 private static final String IDMAP_SUFFIX = "@idmap"; 276 277 final PackageHandler mHandler; 278 279 final int mSdkVersion = Build.VERSION.SDK_INT; 280 final String mSdkCodename = "REL".equals(Build.VERSION.CODENAME) 281 ? null : Build.VERSION.CODENAME; 282 283 final Context mContext; 284 final boolean mFactoryTest; 285 final boolean mOnlyCore; 286 final boolean mNoDexOpt; 287 final DisplayMetrics mMetrics; 288 final int mDefParseFlags; 289 final String[] mSeparateProcesses; 290 291 // This is where all application persistent data goes. 292 final File mAppDataDir; 293 294 // This is where all application persistent data goes for secondary users. 295 final File mUserAppDataDir; 296 297 /** The location for ASEC container files on internal storage. */ 298 final String mAsecInternalPath; 299 300 // This is the object monitoring the framework dir. 301 final FileObserver mFrameworkInstallObserver; 302 303 // This is the object monitoring the system app dir. 304 final FileObserver mSystemInstallObserver; 305 306 // This is the object monitoring the privileged system app dir. 307 final FileObserver mPrivilegedInstallObserver; 308 309 // This is the object monitoring the vendor app dir. 310 final FileObserver mVendorInstallObserver; 311 312 // This is the object monitoring the vendor overlay package dir. 313 final FileObserver mVendorOverlayInstallObserver; 314 315 // This is the object monitoring the OEM app dir. 316 final FileObserver mOemInstallObserver; 317 318 // This is the object monitoring mAppInstallDir. 319 final FileObserver mAppInstallObserver; 320 321 // This is the object monitoring mDrmAppPrivateInstallDir. 322 final FileObserver mDrmAppInstallObserver; 323 324 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 325 // LOCK HELD. Can be called with mInstallLock held. 326 final Installer mInstaller; 327 328 final File mAppInstallDir; 329 330 /** 331 * Directory to which applications installed internally have native 332 * libraries copied. 333 */ 334 private File mAppLibInstallDir; 335 336 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 337 // apps. 338 final File mDrmAppPrivateInstallDir; 339 340 // ---------------------------------------------------------------- 341 342 // Lock for state used when installing and doing other long running 343 // operations. Methods that must be called with this lock held have 344 // the suffix "LI". 345 final Object mInstallLock = new Object(); 346 347 // These are the directories in the 3rd party applications installed dir 348 // that we have currently loaded packages from. Keys are the application's 349 // installed zip file (absolute codePath), and values are Package. 350 final HashMap<String, PackageParser.Package> mAppDirs = 351 new HashMap<String, PackageParser.Package>(); 352 353 // Information for the parser to write more useful error messages. 354 int mLastScanError; 355 356 // ---------------------------------------------------------------- 357 358 // Keys are String (package name), values are Package. This also serves 359 // as the lock for the global state. Methods that must be called with 360 // this lock held have the prefix "LP". 361 final HashMap<String, PackageParser.Package> mPackages = 362 new HashMap<String, PackageParser.Package>(); 363 364 // Tracks available target package names -> overlay package paths. 365 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 366 new HashMap<String, HashMap<String, PackageParser.Package>>(); 367 368 final Settings mSettings; 369 boolean mRestoredSettings; 370 371 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 372 int[] mGlobalGids; 373 374 // These are the built-in uid -> permission mappings that were read from the 375 // etc/permissions.xml file. 376 final SparseArray<HashSet<String>> mSystemPermissions = 377 new SparseArray<HashSet<String>>(); 378 379 static final class SharedLibraryEntry { 380 final String path; 381 final String apk; 382 383 SharedLibraryEntry(String _path, String _apk) { 384 path = _path; 385 apk = _apk; 386 } 387 } 388 389 // These are the built-in shared libraries that were read from the 390 // etc/permissions.xml file. 391 final HashMap<String, SharedLibraryEntry> mSharedLibraries 392 = new HashMap<String, SharedLibraryEntry>(); 393 394 // Temporary for building the final shared libraries for an .apk. 395 String[] mTmpSharedLibraries = null; 396 397 // These are the features this devices supports that were read from the 398 // etc/permissions.xml file. 399 final HashMap<String, FeatureInfo> mAvailableFeatures = 400 new HashMap<String, FeatureInfo>(); 401 402 // If mac_permissions.xml was found for seinfo labeling. 403 boolean mFoundPolicyFile; 404 405 // If a recursive restorecon of /data/data/<pkg> is needed. 406 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 407 408 // All available activities, for your resolving pleasure. 409 final ActivityIntentResolver mActivities = 410 new ActivityIntentResolver(); 411 412 // All available receivers, for your resolving pleasure. 413 final ActivityIntentResolver mReceivers = 414 new ActivityIntentResolver(); 415 416 // All available services, for your resolving pleasure. 417 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 418 419 // All available providers, for your resolving pleasure. 420 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 421 422 // Mapping from provider base names (first directory in content URI codePath) 423 // to the provider information. 424 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 425 new HashMap<String, PackageParser.Provider>(); 426 427 // Mapping from instrumentation class names to info about them. 428 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 429 new HashMap<ComponentName, PackageParser.Instrumentation>(); 430 431 // Mapping from permission names to info about them. 432 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 433 new HashMap<String, PackageParser.PermissionGroup>(); 434 435 // Packages whose data we have transfered into another package, thus 436 // should no longer exist. 437 final HashSet<String> mTransferedPackages = new HashSet<String>(); 438 439 // Broadcast actions that are only available to the system. 440 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 441 442 /** List of packages waiting for verification. */ 443 final SparseArray<PackageVerificationState> mPendingVerification 444 = new SparseArray<PackageVerificationState>(); 445 446 HashSet<PackageParser.Package> mDeferredDexOpt = null; 447 448 /** Token for keys in mPendingVerification. */ 449 private int mPendingVerificationToken = 0; 450 451 boolean mSystemReady; 452 boolean mSafeMode; 453 boolean mHasSystemUidErrors; 454 455 ApplicationInfo mAndroidApplication; 456 final ActivityInfo mResolveActivity = new ActivityInfo(); 457 final ResolveInfo mResolveInfo = new ResolveInfo(); 458 ComponentName mResolveComponentName; 459 PackageParser.Package mPlatformPackage; 460 ComponentName mCustomResolverComponentName; 461 462 boolean mResolverReplaced = false; 463 464 // Set of pending broadcasts for aggregating enable/disable of components. 465 static class PendingPackageBroadcasts { 466 // for each user id, a map of <package name -> components within that package> 467 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 468 469 public PendingPackageBroadcasts() { 470 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 471 } 472 473 public ArrayList<String> get(int userId, String packageName) { 474 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 475 return packages.get(packageName); 476 } 477 478 public void put(int userId, String packageName, ArrayList<String> components) { 479 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 480 packages.put(packageName, components); 481 } 482 483 public void remove(int userId, String packageName) { 484 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 485 if (packages != null) { 486 packages.remove(packageName); 487 } 488 } 489 490 public void remove(int userId) { 491 mUidMap.remove(userId); 492 } 493 494 public int userIdCount() { 495 return mUidMap.size(); 496 } 497 498 public int userIdAt(int n) { 499 return mUidMap.keyAt(n); 500 } 501 502 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 503 return mUidMap.get(userId); 504 } 505 506 public int size() { 507 // total number of pending broadcast entries across all userIds 508 int num = 0; 509 for (int i = 0; i< mUidMap.size(); i++) { 510 num += mUidMap.valueAt(i).size(); 511 } 512 return num; 513 } 514 515 public void clear() { 516 mUidMap.clear(); 517 } 518 519 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 520 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 521 if (map == null) { 522 map = new HashMap<String, ArrayList<String>>(); 523 mUidMap.put(userId, map); 524 } 525 return map; 526 } 527 } 528 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 529 530 // Service Connection to remote media container service to copy 531 // package uri's from external media onto secure containers 532 // or internal storage. 533 private IMediaContainerService mContainerService = null; 534 535 static final int SEND_PENDING_BROADCAST = 1; 536 static final int MCS_BOUND = 3; 537 static final int END_COPY = 4; 538 static final int INIT_COPY = 5; 539 static final int MCS_UNBIND = 6; 540 static final int START_CLEANING_PACKAGE = 7; 541 static final int FIND_INSTALL_LOC = 8; 542 static final int POST_INSTALL = 9; 543 static final int MCS_RECONNECT = 10; 544 static final int MCS_GIVE_UP = 11; 545 static final int UPDATED_MEDIA_STATUS = 12; 546 static final int WRITE_SETTINGS = 13; 547 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 548 static final int PACKAGE_VERIFIED = 15; 549 static final int CHECK_PENDING_VERIFICATION = 16; 550 551 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 552 553 // Delay time in millisecs 554 static final int BROADCAST_DELAY = 10 * 1000; 555 556 static UserManagerService sUserManager; 557 558 // Stores a list of users whose package restrictions file needs to be updated 559 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 560 561 final private DefaultContainerConnection mDefContainerConn = 562 new DefaultContainerConnection(); 563 class DefaultContainerConnection implements ServiceConnection { 564 public void onServiceConnected(ComponentName name, IBinder service) { 565 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 566 IMediaContainerService imcs = 567 IMediaContainerService.Stub.asInterface(service); 568 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 569 } 570 571 public void onServiceDisconnected(ComponentName name) { 572 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 573 } 574 }; 575 576 // Recordkeeping of restore-after-install operations that are currently in flight 577 // between the Package Manager and the Backup Manager 578 class PostInstallData { 579 public InstallArgs args; 580 public PackageInstalledInfo res; 581 582 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 583 args = _a; 584 res = _r; 585 } 586 }; 587 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 588 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 589 590 private final String mRequiredVerifierPackage; 591 592 class PackageHandler extends Handler { 593 private boolean mBound = false; 594 final ArrayList<HandlerParams> mPendingInstalls = 595 new ArrayList<HandlerParams>(); 596 597 private boolean connectToService() { 598 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 599 " DefaultContainerService"); 600 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 601 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 602 if (mContext.bindServiceAsUser(service, mDefContainerConn, 603 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 604 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 605 mBound = true; 606 return true; 607 } 608 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 609 return false; 610 } 611 612 private void disconnectService() { 613 mContainerService = null; 614 mBound = false; 615 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 616 mContext.unbindService(mDefContainerConn); 617 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 618 } 619 620 PackageHandler(Looper looper) { 621 super(looper); 622 } 623 624 public void handleMessage(Message msg) { 625 try { 626 doHandleMessage(msg); 627 } finally { 628 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 629 } 630 } 631 632 void doHandleMessage(Message msg) { 633 switch (msg.what) { 634 case INIT_COPY: { 635 HandlerParams params = (HandlerParams) msg.obj; 636 int idx = mPendingInstalls.size(); 637 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 638 // If a bind was already initiated we dont really 639 // need to do anything. The pending install 640 // will be processed later on. 641 if (!mBound) { 642 // If this is the only one pending we might 643 // have to bind to the service again. 644 if (!connectToService()) { 645 Slog.e(TAG, "Failed to bind to media container service"); 646 params.serviceError(); 647 return; 648 } else { 649 // Once we bind to the service, the first 650 // pending request will be processed. 651 mPendingInstalls.add(idx, params); 652 } 653 } else { 654 mPendingInstalls.add(idx, params); 655 // Already bound to the service. Just make 656 // sure we trigger off processing the first request. 657 if (idx == 0) { 658 mHandler.sendEmptyMessage(MCS_BOUND); 659 } 660 } 661 break; 662 } 663 case MCS_BOUND: { 664 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 665 if (msg.obj != null) { 666 mContainerService = (IMediaContainerService) msg.obj; 667 } 668 if (mContainerService == null) { 669 // Something seriously wrong. Bail out 670 Slog.e(TAG, "Cannot bind to media container service"); 671 for (HandlerParams params : mPendingInstalls) { 672 // Indicate service bind error 673 params.serviceError(); 674 } 675 mPendingInstalls.clear(); 676 } else if (mPendingInstalls.size() > 0) { 677 HandlerParams params = mPendingInstalls.get(0); 678 if (params != null) { 679 if (params.startCopy()) { 680 // We are done... look for more work or to 681 // go idle. 682 if (DEBUG_SD_INSTALL) Log.i(TAG, 683 "Checking for more work or unbind..."); 684 // Delete pending install 685 if (mPendingInstalls.size() > 0) { 686 mPendingInstalls.remove(0); 687 } 688 if (mPendingInstalls.size() == 0) { 689 if (mBound) { 690 if (DEBUG_SD_INSTALL) Log.i(TAG, 691 "Posting delayed MCS_UNBIND"); 692 removeMessages(MCS_UNBIND); 693 Message ubmsg = obtainMessage(MCS_UNBIND); 694 // Unbind after a little delay, to avoid 695 // continual thrashing. 696 sendMessageDelayed(ubmsg, 10000); 697 } 698 } else { 699 // There are more pending requests in queue. 700 // Just post MCS_BOUND message to trigger processing 701 // of next pending install. 702 if (DEBUG_SD_INSTALL) Log.i(TAG, 703 "Posting MCS_BOUND for next work"); 704 mHandler.sendEmptyMessage(MCS_BOUND); 705 } 706 } 707 } 708 } else { 709 // Should never happen ideally. 710 Slog.w(TAG, "Empty queue"); 711 } 712 break; 713 } 714 case MCS_RECONNECT: { 715 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 716 if (mPendingInstalls.size() > 0) { 717 if (mBound) { 718 disconnectService(); 719 } 720 if (!connectToService()) { 721 Slog.e(TAG, "Failed to bind to media container service"); 722 for (HandlerParams params : mPendingInstalls) { 723 // Indicate service bind error 724 params.serviceError(); 725 } 726 mPendingInstalls.clear(); 727 } 728 } 729 break; 730 } 731 case MCS_UNBIND: { 732 // If there is no actual work left, then time to unbind. 733 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 734 735 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 736 if (mBound) { 737 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 738 739 disconnectService(); 740 } 741 } else if (mPendingInstalls.size() > 0) { 742 // There are more pending requests in queue. 743 // Just post MCS_BOUND message to trigger processing 744 // of next pending install. 745 mHandler.sendEmptyMessage(MCS_BOUND); 746 } 747 748 break; 749 } 750 case MCS_GIVE_UP: { 751 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 752 mPendingInstalls.remove(0); 753 break; 754 } 755 case SEND_PENDING_BROADCAST: { 756 String packages[]; 757 ArrayList<String> components[]; 758 int size = 0; 759 int uids[]; 760 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 761 synchronized (mPackages) { 762 if (mPendingBroadcasts == null) { 763 return; 764 } 765 size = mPendingBroadcasts.size(); 766 if (size <= 0) { 767 // Nothing to be done. Just return 768 return; 769 } 770 packages = new String[size]; 771 components = new ArrayList[size]; 772 uids = new int[size]; 773 int i = 0; // filling out the above arrays 774 775 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 776 int packageUserId = mPendingBroadcasts.userIdAt(n); 777 Iterator<Map.Entry<String, ArrayList<String>>> it 778 = mPendingBroadcasts.packagesForUserId(packageUserId) 779 .entrySet().iterator(); 780 while (it.hasNext() && i < size) { 781 Map.Entry<String, ArrayList<String>> ent = it.next(); 782 packages[i] = ent.getKey(); 783 components[i] = ent.getValue(); 784 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 785 uids[i] = (ps != null) 786 ? UserHandle.getUid(packageUserId, ps.appId) 787 : -1; 788 i++; 789 } 790 } 791 size = i; 792 mPendingBroadcasts.clear(); 793 } 794 // Send broadcasts 795 for (int i = 0; i < size; i++) { 796 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 797 } 798 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 799 break; 800 } 801 case START_CLEANING_PACKAGE: { 802 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 803 final String packageName = (String)msg.obj; 804 final int userId = msg.arg1; 805 final boolean andCode = msg.arg2 != 0; 806 synchronized (mPackages) { 807 if (userId == UserHandle.USER_ALL) { 808 int[] users = sUserManager.getUserIds(); 809 for (int user : users) { 810 mSettings.addPackageToCleanLPw( 811 new PackageCleanItem(user, packageName, andCode)); 812 } 813 } else { 814 mSettings.addPackageToCleanLPw( 815 new PackageCleanItem(userId, packageName, andCode)); 816 } 817 } 818 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 819 startCleaningPackages(); 820 } break; 821 case POST_INSTALL: { 822 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 823 PostInstallData data = mRunningInstalls.get(msg.arg1); 824 mRunningInstalls.delete(msg.arg1); 825 boolean deleteOld = false; 826 827 if (data != null) { 828 InstallArgs args = data.args; 829 PackageInstalledInfo res = data.res; 830 831 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 832 res.removedInfo.sendBroadcast(false, true, false); 833 Bundle extras = new Bundle(1); 834 extras.putInt(Intent.EXTRA_UID, res.uid); 835 // Determine the set of users who are adding this 836 // package for the first time vs. those who are seeing 837 // an update. 838 int[] firstUsers; 839 int[] updateUsers = new int[0]; 840 if (res.origUsers == null || res.origUsers.length == 0) { 841 firstUsers = res.newUsers; 842 } else { 843 firstUsers = new int[0]; 844 for (int i=0; i<res.newUsers.length; i++) { 845 int user = res.newUsers[i]; 846 boolean isNew = true; 847 for (int j=0; j<res.origUsers.length; j++) { 848 if (res.origUsers[j] == user) { 849 isNew = false; 850 break; 851 } 852 } 853 if (isNew) { 854 int[] newFirst = new int[firstUsers.length+1]; 855 System.arraycopy(firstUsers, 0, newFirst, 0, 856 firstUsers.length); 857 newFirst[firstUsers.length] = user; 858 firstUsers = newFirst; 859 } else { 860 int[] newUpdate = new int[updateUsers.length+1]; 861 System.arraycopy(updateUsers, 0, newUpdate, 0, 862 updateUsers.length); 863 newUpdate[updateUsers.length] = user; 864 updateUsers = newUpdate; 865 } 866 } 867 } 868 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 869 res.pkg.applicationInfo.packageName, 870 extras, null, null, firstUsers); 871 final boolean update = res.removedInfo.removedPackage != null; 872 if (update) { 873 extras.putBoolean(Intent.EXTRA_REPLACING, true); 874 } 875 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 876 res.pkg.applicationInfo.packageName, 877 extras, null, null, updateUsers); 878 if (update) { 879 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 880 res.pkg.applicationInfo.packageName, 881 extras, null, null, updateUsers); 882 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 883 null, null, 884 res.pkg.applicationInfo.packageName, null, updateUsers); 885 886 // treat asec-hosted packages like removable media on upgrade 887 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 888 if (DEBUG_INSTALL) { 889 Slog.i(TAG, "upgrading pkg " + res.pkg 890 + " is ASEC-hosted -> AVAILABLE"); 891 } 892 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 893 ArrayList<String> pkgList = new ArrayList<String>(1); 894 pkgList.add(res.pkg.applicationInfo.packageName); 895 sendResourcesChangedBroadcast(true, true, 896 pkgList,uidArray, null); 897 } 898 } 899 if (res.removedInfo.args != null) { 900 // Remove the replaced package's older resources safely now 901 deleteOld = true; 902 } 903 904 // Log current value of "unknown sources" setting 905 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 906 getUnknownSourcesSettings()); 907 } 908 // Force a gc to clear up things 909 Runtime.getRuntime().gc(); 910 // We delete after a gc for applications on sdcard. 911 if (deleteOld) { 912 synchronized (mInstallLock) { 913 res.removedInfo.args.doPostDeleteLI(true); 914 } 915 } 916 if (args.observer != null) { 917 try { 918 args.observer.packageInstalled(res.name, res.returnCode); 919 } catch (RemoteException e) { 920 Slog.i(TAG, "Observer no longer exists."); 921 } 922 } 923 if (args.observer2 != null) { 924 try { 925 Bundle extras = extrasForInstallResult(res); 926 args.observer2.packageInstalled(res.name, extras, res.returnCode); 927 } catch (RemoteException e) { 928 Slog.i(TAG, "Observer no longer exists."); 929 } 930 } 931 } else { 932 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 933 } 934 } break; 935 case UPDATED_MEDIA_STATUS: { 936 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 937 boolean reportStatus = msg.arg1 == 1; 938 boolean doGc = msg.arg2 == 1; 939 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 940 if (doGc) { 941 // Force a gc to clear up stale containers. 942 Runtime.getRuntime().gc(); 943 } 944 if (msg.obj != null) { 945 @SuppressWarnings("unchecked") 946 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 947 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 948 // Unload containers 949 unloadAllContainers(args); 950 } 951 if (reportStatus) { 952 try { 953 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 954 PackageHelper.getMountService().finishMediaUpdate(); 955 } catch (RemoteException e) { 956 Log.e(TAG, "MountService not running?"); 957 } 958 } 959 } break; 960 case WRITE_SETTINGS: { 961 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 962 synchronized (mPackages) { 963 removeMessages(WRITE_SETTINGS); 964 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 965 mSettings.writeLPr(); 966 mDirtyUsers.clear(); 967 } 968 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 969 } break; 970 case WRITE_PACKAGE_RESTRICTIONS: { 971 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 972 synchronized (mPackages) { 973 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 974 for (int userId : mDirtyUsers) { 975 mSettings.writePackageRestrictionsLPr(userId); 976 } 977 mDirtyUsers.clear(); 978 } 979 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 980 } break; 981 case CHECK_PENDING_VERIFICATION: { 982 final int verificationId = msg.arg1; 983 final PackageVerificationState state = mPendingVerification.get(verificationId); 984 985 if ((state != null) && !state.timeoutExtended()) { 986 final InstallArgs args = state.getInstallArgs(); 987 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 988 mPendingVerification.remove(verificationId); 989 990 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 991 992 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 993 Slog.i(TAG, "Continuing with installation of " 994 + args.packageURI.toString()); 995 state.setVerifierResponse(Binder.getCallingUid(), 996 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 997 broadcastPackageVerified(verificationId, args.packageURI, 998 PackageManager.VERIFICATION_ALLOW, 999 state.getInstallArgs().getUser()); 1000 try { 1001 ret = args.copyApk(mContainerService, true); 1002 } catch (RemoteException e) { 1003 Slog.e(TAG, "Could not contact the ContainerService"); 1004 } 1005 } else { 1006 broadcastPackageVerified(verificationId, args.packageURI, 1007 PackageManager.VERIFICATION_REJECT, 1008 state.getInstallArgs().getUser()); 1009 } 1010 1011 processPendingInstall(args, ret); 1012 mHandler.sendEmptyMessage(MCS_UNBIND); 1013 } 1014 break; 1015 } 1016 case PACKAGE_VERIFIED: { 1017 final int verificationId = msg.arg1; 1018 1019 final PackageVerificationState state = mPendingVerification.get(verificationId); 1020 if (state == null) { 1021 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1022 break; 1023 } 1024 1025 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1026 1027 state.setVerifierResponse(response.callerUid, response.code); 1028 1029 if (state.isVerificationComplete()) { 1030 mPendingVerification.remove(verificationId); 1031 1032 final InstallArgs args = state.getInstallArgs(); 1033 1034 int ret; 1035 if (state.isInstallAllowed()) { 1036 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1037 broadcastPackageVerified(verificationId, args.packageURI, 1038 response.code, state.getInstallArgs().getUser()); 1039 try { 1040 ret = args.copyApk(mContainerService, true); 1041 } catch (RemoteException e) { 1042 Slog.e(TAG, "Could not contact the ContainerService"); 1043 } 1044 } else { 1045 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1046 } 1047 1048 processPendingInstall(args, ret); 1049 1050 mHandler.sendEmptyMessage(MCS_UNBIND); 1051 } 1052 1053 break; 1054 } 1055 } 1056 } 1057 } 1058 1059 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1060 Bundle extras = null; 1061 switch (res.returnCode) { 1062 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1063 extras = new Bundle(); 1064 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1065 res.origPermission); 1066 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1067 res.origPackage); 1068 break; 1069 } 1070 } 1071 return extras; 1072 } 1073 1074 void scheduleWriteSettingsLocked() { 1075 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1076 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1077 } 1078 } 1079 1080 void scheduleWritePackageRestrictionsLocked(int userId) { 1081 if (!sUserManager.exists(userId)) return; 1082 mDirtyUsers.add(userId); 1083 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1084 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1085 } 1086 } 1087 1088 public static final IPackageManager main(Context context, Installer installer, 1089 boolean factoryTest, boolean onlyCore) { 1090 PackageManagerService m = new PackageManagerService(context, installer, 1091 factoryTest, onlyCore); 1092 ServiceManager.addService("package", m); 1093 return m; 1094 } 1095 1096 static String[] splitString(String str, char sep) { 1097 int count = 1; 1098 int i = 0; 1099 while ((i=str.indexOf(sep, i)) >= 0) { 1100 count++; 1101 i++; 1102 } 1103 1104 String[] res = new String[count]; 1105 i=0; 1106 count = 0; 1107 int lastI=0; 1108 while ((i=str.indexOf(sep, i)) >= 0) { 1109 res[count] = str.substring(lastI, i); 1110 count++; 1111 i++; 1112 lastI = i; 1113 } 1114 res[count] = str.substring(lastI, str.length()); 1115 return res; 1116 } 1117 1118 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1119 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1120 Context.DISPLAY_SERVICE); 1121 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1122 } 1123 1124 public PackageManagerService(Context context, Installer installer, 1125 boolean factoryTest, boolean onlyCore) { 1126 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1127 SystemClock.uptimeMillis()); 1128 1129 if (mSdkVersion <= 0) { 1130 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1131 } 1132 1133 mContext = context; 1134 mFactoryTest = factoryTest; 1135 mOnlyCore = onlyCore; 1136 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1137 mMetrics = new DisplayMetrics(); 1138 mSettings = new Settings(context); 1139 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1140 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1141 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1142 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1143 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1144 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1145 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1146 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1147 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1148 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1149 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1150 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1151 1152 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1153 if (separateProcesses != null && separateProcesses.length() > 0) { 1154 if ("*".equals(separateProcesses)) { 1155 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1156 mSeparateProcesses = null; 1157 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1158 } else { 1159 mDefParseFlags = 0; 1160 mSeparateProcesses = separateProcesses.split(","); 1161 Slog.w(TAG, "Running with debug.separate_processes: " 1162 + separateProcesses); 1163 } 1164 } else { 1165 mDefParseFlags = 0; 1166 mSeparateProcesses = null; 1167 } 1168 1169 mInstaller = installer; 1170 1171 getDefaultDisplayMetrics(context, mMetrics); 1172 1173 synchronized (mInstallLock) { 1174 // writer 1175 synchronized (mPackages) { 1176 mHandlerThread = new ServiceThread(TAG, 1177 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1178 mHandlerThread.start(); 1179 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1180 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1181 1182 File dataDir = Environment.getDataDirectory(); 1183 mAppDataDir = new File(dataDir, "data"); 1184 mAppInstallDir = new File(dataDir, "app"); 1185 mAppLibInstallDir = new File(dataDir, "app-lib"); 1186 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1187 mUserAppDataDir = new File(dataDir, "user"); 1188 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1189 1190 sUserManager = new UserManagerService(context, this, 1191 mInstallLock, mPackages); 1192 1193 // Read permissions and features from system 1194 readPermissions(Environment.buildPath( 1195 Environment.getRootDirectory(), "etc", "permissions"), false); 1196 // Only read features from OEM 1197 readPermissions(Environment.buildPath( 1198 Environment.getOemDirectory(), "etc", "permissions"), true); 1199 1200 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1201 1202 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1203 mSdkVersion, mOnlyCore); 1204 1205 String customResolverActivity = Resources.getSystem().getString( 1206 R.string.config_customResolverActivity); 1207 if (TextUtils.isEmpty(customResolverActivity)) { 1208 customResolverActivity = null; 1209 } else { 1210 mCustomResolverComponentName = ComponentName.unflattenFromString( 1211 customResolverActivity); 1212 } 1213 1214 long startTime = SystemClock.uptimeMillis(); 1215 1216 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1217 startTime); 1218 1219 // Set flag to monitor and not change apk file paths when 1220 // scanning install directories. 1221 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1222 if (mNoDexOpt) { 1223 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1224 scanMode |= SCAN_NO_DEX; 1225 } 1226 1227 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1228 1229 /** 1230 * Add everything in the in the boot class path to the 1231 * list of process files because dexopt will have been run 1232 * if necessary during zygote startup. 1233 */ 1234 String bootClassPath = System.getProperty("java.boot.class.path"); 1235 if (bootClassPath != null) { 1236 String[] paths = splitString(bootClassPath, ':'); 1237 for (int i=0; i<paths.length; i++) { 1238 alreadyDexOpted.add(paths[i]); 1239 } 1240 } else { 1241 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1242 } 1243 1244 boolean didDexOpt = false; 1245 1246 /** 1247 * Ensure all external libraries have had dexopt run on them. 1248 */ 1249 if (mSharedLibraries.size() > 0) { 1250 Iterator<SharedLibraryEntry> libs = mSharedLibraries.values().iterator(); 1251 while (libs.hasNext()) { 1252 String lib = libs.next().path; 1253 if (lib == null) { 1254 continue; 1255 } 1256 try { 1257 if (dalvik.system.DexFile.isDexOptNeededInternal(lib, null, false)) { 1258 alreadyDexOpted.add(lib); 1259 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1260 didDexOpt = true; 1261 } 1262 } catch (FileNotFoundException e) { 1263 Slog.w(TAG, "Library not found: " + lib); 1264 } catch (IOException e) { 1265 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1266 + e.getMessage()); 1267 } 1268 } 1269 } 1270 1271 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1272 1273 // Gross hack for now: we know this file doesn't contain any 1274 // code, so don't dexopt it to avoid the resulting log spew. 1275 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1276 1277 // Gross hack for now: we know this file is only part of 1278 // the boot class path for art, so don't dexopt it to 1279 // avoid the resulting log spew. 1280 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1281 1282 /** 1283 * And there are a number of commands implemented in Java, which 1284 * we currently need to do the dexopt on so that they can be 1285 * run from a non-root shell. 1286 */ 1287 String[] frameworkFiles = frameworkDir.list(); 1288 if (frameworkFiles != null) { 1289 for (int i=0; i<frameworkFiles.length; i++) { 1290 File libPath = new File(frameworkDir, frameworkFiles[i]); 1291 String path = libPath.getPath(); 1292 // Skip the file if we alrady did it. 1293 if (alreadyDexOpted.contains(path)) { 1294 continue; 1295 } 1296 // Skip the file if it is not a type we want to dexopt. 1297 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1298 continue; 1299 } 1300 try { 1301 if (dalvik.system.DexFile.isDexOptNeededInternal(path, null, false)) { 1302 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1303 didDexOpt = true; 1304 } 1305 } catch (FileNotFoundException e) { 1306 Slog.w(TAG, "Jar not found: " + path); 1307 } catch (IOException e) { 1308 Slog.w(TAG, "Exception reading jar: " + path, e); 1309 } 1310 } 1311 } 1312 1313 if (didDexOpt) { 1314 File dalvikCacheDir = new File(dataDir, "dalvik-cache"); 1315 1316 // If we had to do a dexopt of one of the previous 1317 // things, then something on the system has changed. 1318 // Consider this significant, and wipe away all other 1319 // existing dexopt files to ensure we don't leave any 1320 // dangling around. 1321 String[] files = dalvikCacheDir.list(); 1322 if (files != null) { 1323 for (int i=0; i<files.length; i++) { 1324 String fn = files[i]; 1325 if (fn.startsWith("data@app@") 1326 || fn.startsWith("data@app-private@")) { 1327 Slog.i(TAG, "Pruning dalvik file: " + fn); 1328 (new File(dalvikCacheDir, fn)).delete(); 1329 } 1330 } 1331 } 1332 } 1333 1334 // Collect vendor overlay packages. 1335 // (Do this before scanning any apps.) 1336 // For security and version matching reason, only consider 1337 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1338 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1339 mVendorOverlayInstallObserver = new AppDirObserver( 1340 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1341 mVendorOverlayInstallObserver.startWatching(); 1342 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1343 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1344 1345 // Find base frameworks (resource packages without code). 1346 mFrameworkInstallObserver = new AppDirObserver( 1347 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1348 mFrameworkInstallObserver.startWatching(); 1349 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1350 | PackageParser.PARSE_IS_SYSTEM_DIR 1351 | PackageParser.PARSE_IS_PRIVILEGED, 1352 scanMode | SCAN_NO_DEX, 0); 1353 1354 // Collected privileged system packages. 1355 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1356 mPrivilegedInstallObserver = new AppDirObserver( 1357 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1358 mPrivilegedInstallObserver.startWatching(); 1359 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1360 | PackageParser.PARSE_IS_SYSTEM_DIR 1361 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1362 1363 // Collect ordinary system packages. 1364 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1365 mSystemInstallObserver = new AppDirObserver( 1366 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1367 mSystemInstallObserver.startWatching(); 1368 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1369 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1370 1371 // Collect all vendor packages. 1372 File vendorAppDir = new File("/vendor/app"); 1373 try { 1374 vendorAppDir = vendorAppDir.getCanonicalFile(); 1375 } catch (IOException e) { 1376 // failed to look up canonical path, continue with original one 1377 } 1378 mVendorInstallObserver = new AppDirObserver( 1379 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1380 mVendorInstallObserver.startWatching(); 1381 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1382 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1383 1384 // Collect all OEM packages. 1385 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1386 mOemInstallObserver = new AppDirObserver( 1387 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1388 mOemInstallObserver.startWatching(); 1389 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1390 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1391 1392 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1393 mInstaller.moveFiles(); 1394 1395 // Prune any system packages that no longer exist. 1396 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1397 if (!mOnlyCore) { 1398 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1399 while (psit.hasNext()) { 1400 PackageSetting ps = psit.next(); 1401 1402 /* 1403 * If this is not a system app, it can't be a 1404 * disable system app. 1405 */ 1406 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1407 continue; 1408 } 1409 1410 /* 1411 * If the package is scanned, it's not erased. 1412 */ 1413 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1414 if (scannedPkg != null) { 1415 /* 1416 * If the system app is both scanned and in the 1417 * disabled packages list, then it must have been 1418 * added via OTA. Remove it from the currently 1419 * scanned package so the previously user-installed 1420 * application can be scanned. 1421 */ 1422 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1423 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1424 + "; removing system app"); 1425 removePackageLI(ps, true); 1426 } 1427 1428 continue; 1429 } 1430 1431 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1432 psit.remove(); 1433 String msg = "System package " + ps.name 1434 + " no longer exists; wiping its data"; 1435 reportSettingsProblem(Log.WARN, msg); 1436 removeDataDirsLI(ps.name); 1437 } else { 1438 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1439 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1440 possiblyDeletedUpdatedSystemApps.add(ps.name); 1441 } 1442 } 1443 } 1444 } 1445 1446 //look for any incomplete package installations 1447 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1448 //clean up list 1449 for(int i = 0; i < deletePkgsList.size(); i++) { 1450 //clean up here 1451 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1452 } 1453 //delete tmp files 1454 deleteTempPackageFiles(); 1455 1456 // Remove any shared userIDs that have no associated packages 1457 mSettings.pruneSharedUsersLPw(); 1458 1459 if (!mOnlyCore) { 1460 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1461 SystemClock.uptimeMillis()); 1462 mAppInstallObserver = new AppDirObserver( 1463 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1464 mAppInstallObserver.startWatching(); 1465 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1466 1467 mDrmAppInstallObserver = new AppDirObserver( 1468 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1469 mDrmAppInstallObserver.startWatching(); 1470 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1471 scanMode, 0); 1472 1473 /** 1474 * Remove disable package settings for any updated system 1475 * apps that were removed via an OTA. If they're not a 1476 * previously-updated app, remove them completely. 1477 * Otherwise, just revoke their system-level permissions. 1478 */ 1479 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1480 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1481 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1482 1483 String msg; 1484 if (deletedPkg == null) { 1485 msg = "Updated system package " + deletedAppName 1486 + " no longer exists; wiping its data"; 1487 removeDataDirsLI(deletedAppName); 1488 } else { 1489 msg = "Updated system app + " + deletedAppName 1490 + " no longer present; removing system privileges for " 1491 + deletedAppName; 1492 1493 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1494 1495 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1496 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1497 } 1498 reportSettingsProblem(Log.WARN, msg); 1499 } 1500 } else { 1501 mAppInstallObserver = null; 1502 mDrmAppInstallObserver = null; 1503 } 1504 1505 // Now that we know all of the shared libraries, update all clients to have 1506 // the correct library paths. 1507 updateAllSharedLibrariesLPw(); 1508 1509 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1510 SystemClock.uptimeMillis()); 1511 Slog.i(TAG, "Time to scan packages: " 1512 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1513 + " seconds"); 1514 1515 // If the platform SDK has changed since the last time we booted, 1516 // we need to re-grant app permission to catch any new ones that 1517 // appear. This is really a hack, and means that apps can in some 1518 // cases get permissions that the user didn't initially explicitly 1519 // allow... it would be nice to have some better way to handle 1520 // this situation. 1521 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1522 != mSdkVersion; 1523 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1524 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1525 + "; regranting permissions for internal storage"); 1526 mSettings.mInternalSdkPlatform = mSdkVersion; 1527 1528 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1529 | (regrantPermissions 1530 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1531 : 0)); 1532 1533 // If this is the first boot, and it is a normal boot, then 1534 // we need to initialize the default preferred apps. 1535 if (!mRestoredSettings && !onlyCore) { 1536 mSettings.readDefaultPreferredAppsLPw(this, 0); 1537 } 1538 1539 // can downgrade to reader 1540 mSettings.writeLPr(); 1541 1542 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1543 SystemClock.uptimeMillis()); 1544 1545 // Now after opening every single application zip, make sure they 1546 // are all flushed. Not really needed, but keeps things nice and 1547 // tidy. 1548 Runtime.getRuntime().gc(); 1549 1550 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1551 } // synchronized (mPackages) 1552 } // synchronized (mInstallLock) 1553 } 1554 1555 public boolean isFirstBoot() { 1556 return !mRestoredSettings; 1557 } 1558 1559 public boolean isOnlyCoreApps() { 1560 return mOnlyCore; 1561 } 1562 1563 private String getRequiredVerifierLPr() { 1564 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1565 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1566 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1567 1568 String requiredVerifier = null; 1569 1570 final int N = receivers.size(); 1571 for (int i = 0; i < N; i++) { 1572 final ResolveInfo info = receivers.get(i); 1573 1574 if (info.activityInfo == null) { 1575 continue; 1576 } 1577 1578 final String packageName = info.activityInfo.packageName; 1579 1580 final PackageSetting ps = mSettings.mPackages.get(packageName); 1581 if (ps == null) { 1582 continue; 1583 } 1584 1585 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1586 if (!gp.grantedPermissions 1587 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1588 continue; 1589 } 1590 1591 if (requiredVerifier != null) { 1592 throw new RuntimeException("There can be only one required verifier"); 1593 } 1594 1595 requiredVerifier = packageName; 1596 } 1597 1598 return requiredVerifier; 1599 } 1600 1601 @Override 1602 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1603 throws RemoteException { 1604 try { 1605 return super.onTransact(code, data, reply, flags); 1606 } catch (RuntimeException e) { 1607 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1608 Slog.wtf(TAG, "Package Manager Crash", e); 1609 } 1610 throw e; 1611 } 1612 } 1613 1614 void cleanupInstallFailedPackage(PackageSetting ps) { 1615 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1616 removeDataDirsLI(ps.name); 1617 if (ps.codePath != null) { 1618 if (!ps.codePath.delete()) { 1619 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1620 } 1621 } 1622 if (ps.resourcePath != null) { 1623 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1624 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1625 } 1626 } 1627 mSettings.removePackageLPw(ps.name); 1628 } 1629 1630 void readPermissions(File libraryDir, boolean onlyFeatures) { 1631 // Read permissions from .../etc/permission directory. 1632 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1633 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1634 return; 1635 } 1636 if (!libraryDir.canRead()) { 1637 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1638 return; 1639 } 1640 1641 // Iterate over the files in the directory and scan .xml files 1642 for (File f : libraryDir.listFiles()) { 1643 // We'll read platform.xml last 1644 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1645 continue; 1646 } 1647 1648 if (!f.getPath().endsWith(".xml")) { 1649 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1650 continue; 1651 } 1652 if (!f.canRead()) { 1653 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1654 continue; 1655 } 1656 1657 readPermissionsFromXml(f, onlyFeatures); 1658 } 1659 1660 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1661 final File permFile = new File(Environment.getRootDirectory(), 1662 "etc/permissions/platform.xml"); 1663 readPermissionsFromXml(permFile, onlyFeatures); 1664 } 1665 1666 private void readPermissionsFromXml(File permFile, boolean onlyFeatures) { 1667 FileReader permReader = null; 1668 try { 1669 permReader = new FileReader(permFile); 1670 } catch (FileNotFoundException e) { 1671 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1672 return; 1673 } 1674 1675 try { 1676 XmlPullParser parser = Xml.newPullParser(); 1677 parser.setInput(permReader); 1678 1679 XmlUtils.beginDocument(parser, "permissions"); 1680 1681 while (true) { 1682 XmlUtils.nextElement(parser); 1683 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1684 break; 1685 } 1686 1687 String name = parser.getName(); 1688 if ("group".equals(name) && !onlyFeatures) { 1689 String gidStr = parser.getAttributeValue(null, "gid"); 1690 if (gidStr != null) { 1691 int gid = Process.getGidForName(gidStr); 1692 mGlobalGids = appendInt(mGlobalGids, gid); 1693 } else { 1694 Slog.w(TAG, "<group> without gid at " 1695 + parser.getPositionDescription()); 1696 } 1697 1698 XmlUtils.skipCurrentTag(parser); 1699 continue; 1700 } else if ("permission".equals(name) && !onlyFeatures) { 1701 String perm = parser.getAttributeValue(null, "name"); 1702 if (perm == null) { 1703 Slog.w(TAG, "<permission> without name at " 1704 + parser.getPositionDescription()); 1705 XmlUtils.skipCurrentTag(parser); 1706 continue; 1707 } 1708 perm = perm.intern(); 1709 readPermission(parser, perm); 1710 1711 } else if ("assign-permission".equals(name) && !onlyFeatures) { 1712 String perm = parser.getAttributeValue(null, "name"); 1713 if (perm == null) { 1714 Slog.w(TAG, "<assign-permission> without name at " 1715 + parser.getPositionDescription()); 1716 XmlUtils.skipCurrentTag(parser); 1717 continue; 1718 } 1719 String uidStr = parser.getAttributeValue(null, "uid"); 1720 if (uidStr == null) { 1721 Slog.w(TAG, "<assign-permission> without uid at " 1722 + parser.getPositionDescription()); 1723 XmlUtils.skipCurrentTag(parser); 1724 continue; 1725 } 1726 int uid = Process.getUidForName(uidStr); 1727 if (uid < 0) { 1728 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1729 + uidStr + "\" at " 1730 + parser.getPositionDescription()); 1731 XmlUtils.skipCurrentTag(parser); 1732 continue; 1733 } 1734 perm = perm.intern(); 1735 HashSet<String> perms = mSystemPermissions.get(uid); 1736 if (perms == null) { 1737 perms = new HashSet<String>(); 1738 mSystemPermissions.put(uid, perms); 1739 } 1740 perms.add(perm); 1741 XmlUtils.skipCurrentTag(parser); 1742 1743 } else if ("library".equals(name) && !onlyFeatures) { 1744 String lname = parser.getAttributeValue(null, "name"); 1745 String lfile = parser.getAttributeValue(null, "file"); 1746 if (lname == null) { 1747 Slog.w(TAG, "<library> without name at " 1748 + parser.getPositionDescription()); 1749 } else if (lfile == null) { 1750 Slog.w(TAG, "<library> without file at " 1751 + parser.getPositionDescription()); 1752 } else { 1753 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1754 mSharedLibraries.put(lname, new SharedLibraryEntry(lfile, null)); 1755 } 1756 XmlUtils.skipCurrentTag(parser); 1757 continue; 1758 1759 } else if ("feature".equals(name)) { 1760 String fname = parser.getAttributeValue(null, "name"); 1761 if (fname == null) { 1762 Slog.w(TAG, "<feature> without name at " 1763 + parser.getPositionDescription()); 1764 } else { 1765 //Log.i(TAG, "Got feature " + fname); 1766 FeatureInfo fi = new FeatureInfo(); 1767 fi.name = fname; 1768 mAvailableFeatures.put(fname, fi); 1769 } 1770 XmlUtils.skipCurrentTag(parser); 1771 continue; 1772 1773 } else { 1774 XmlUtils.skipCurrentTag(parser); 1775 continue; 1776 } 1777 1778 } 1779 permReader.close(); 1780 } catch (XmlPullParserException e) { 1781 Slog.w(TAG, "Got execption parsing permissions.", e); 1782 } catch (IOException e) { 1783 Slog.w(TAG, "Got execption parsing permissions.", e); 1784 } 1785 } 1786 1787 void readPermission(XmlPullParser parser, String name) 1788 throws IOException, XmlPullParserException { 1789 1790 name = name.intern(); 1791 1792 BasePermission bp = mSettings.mPermissions.get(name); 1793 if (bp == null) { 1794 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1795 mSettings.mPermissions.put(name, bp); 1796 } 1797 int outerDepth = parser.getDepth(); 1798 int type; 1799 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1800 && (type != XmlPullParser.END_TAG 1801 || parser.getDepth() > outerDepth)) { 1802 if (type == XmlPullParser.END_TAG 1803 || type == XmlPullParser.TEXT) { 1804 continue; 1805 } 1806 1807 String tagName = parser.getName(); 1808 if ("group".equals(tagName)) { 1809 String gidStr = parser.getAttributeValue(null, "gid"); 1810 if (gidStr != null) { 1811 int gid = Process.getGidForName(gidStr); 1812 bp.gids = appendInt(bp.gids, gid); 1813 } else { 1814 Slog.w(TAG, "<group> without gid at " 1815 + parser.getPositionDescription()); 1816 } 1817 } 1818 XmlUtils.skipCurrentTag(parser); 1819 } 1820 } 1821 1822 static int[] appendInts(int[] cur, int[] add) { 1823 if (add == null) return cur; 1824 if (cur == null) return add; 1825 final int N = add.length; 1826 for (int i=0; i<N; i++) { 1827 cur = appendInt(cur, add[i]); 1828 } 1829 return cur; 1830 } 1831 1832 static int[] removeInts(int[] cur, int[] rem) { 1833 if (rem == null) return cur; 1834 if (cur == null) return cur; 1835 final int N = rem.length; 1836 for (int i=0; i<N; i++) { 1837 cur = removeInt(cur, rem[i]); 1838 } 1839 return cur; 1840 } 1841 1842 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1843 if (!sUserManager.exists(userId)) return null; 1844 PackageInfo pi; 1845 final PackageSetting ps = (PackageSetting) p.mExtras; 1846 if (ps == null) { 1847 return null; 1848 } 1849 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1850 final PackageUserState state = ps.readUserState(userId); 1851 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1852 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1853 state, userId); 1854 } 1855 1856 public boolean isPackageAvailable(String packageName, int userId) { 1857 if (!sUserManager.exists(userId)) return false; 1858 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1859 synchronized (mPackages) { 1860 PackageParser.Package p = mPackages.get(packageName); 1861 if (p != null) { 1862 final PackageSetting ps = (PackageSetting) p.mExtras; 1863 if (ps != null) { 1864 final PackageUserState state = ps.readUserState(userId); 1865 if (state != null) { 1866 return PackageParser.isAvailable(state); 1867 } 1868 } 1869 } 1870 } 1871 return false; 1872 } 1873 1874 @Override 1875 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1876 if (!sUserManager.exists(userId)) return null; 1877 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1878 // reader 1879 synchronized (mPackages) { 1880 PackageParser.Package p = mPackages.get(packageName); 1881 if (DEBUG_PACKAGE_INFO) 1882 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1883 if (p != null) { 1884 return generatePackageInfo(p, flags, userId); 1885 } 1886 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1887 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1888 } 1889 } 1890 return null; 1891 } 1892 1893 public String[] currentToCanonicalPackageNames(String[] names) { 1894 String[] out = new String[names.length]; 1895 // reader 1896 synchronized (mPackages) { 1897 for (int i=names.length-1; i>=0; i--) { 1898 PackageSetting ps = mSettings.mPackages.get(names[i]); 1899 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1900 } 1901 } 1902 return out; 1903 } 1904 1905 public String[] canonicalToCurrentPackageNames(String[] names) { 1906 String[] out = new String[names.length]; 1907 // reader 1908 synchronized (mPackages) { 1909 for (int i=names.length-1; i>=0; i--) { 1910 String cur = mSettings.mRenamedPackages.get(names[i]); 1911 out[i] = cur != null ? cur : names[i]; 1912 } 1913 } 1914 return out; 1915 } 1916 1917 @Override 1918 public int getPackageUid(String packageName, int userId) { 1919 if (!sUserManager.exists(userId)) return -1; 1920 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1921 // reader 1922 synchronized (mPackages) { 1923 PackageParser.Package p = mPackages.get(packageName); 1924 if(p != null) { 1925 return UserHandle.getUid(userId, p.applicationInfo.uid); 1926 } 1927 PackageSetting ps = mSettings.mPackages.get(packageName); 1928 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1929 return -1; 1930 } 1931 p = ps.pkg; 1932 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1933 } 1934 } 1935 1936 @Override 1937 public int[] getPackageGids(String packageName) { 1938 // reader 1939 synchronized (mPackages) { 1940 PackageParser.Package p = mPackages.get(packageName); 1941 if (DEBUG_PACKAGE_INFO) 1942 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1943 if (p != null) { 1944 final PackageSetting ps = (PackageSetting)p.mExtras; 1945 return ps.getGids(); 1946 } 1947 } 1948 // stupid thing to indicate an error. 1949 return new int[0]; 1950 } 1951 1952 static final PermissionInfo generatePermissionInfo( 1953 BasePermission bp, int flags) { 1954 if (bp.perm != null) { 1955 return PackageParser.generatePermissionInfo(bp.perm, flags); 1956 } 1957 PermissionInfo pi = new PermissionInfo(); 1958 pi.name = bp.name; 1959 pi.packageName = bp.sourcePackage; 1960 pi.nonLocalizedLabel = bp.name; 1961 pi.protectionLevel = bp.protectionLevel; 1962 return pi; 1963 } 1964 1965 public PermissionInfo getPermissionInfo(String name, int flags) { 1966 // reader 1967 synchronized (mPackages) { 1968 final BasePermission p = mSettings.mPermissions.get(name); 1969 if (p != null) { 1970 return generatePermissionInfo(p, flags); 1971 } 1972 return null; 1973 } 1974 } 1975 1976 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1977 // reader 1978 synchronized (mPackages) { 1979 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1980 for (BasePermission p : mSettings.mPermissions.values()) { 1981 if (group == null) { 1982 if (p.perm == null || p.perm.info.group == null) { 1983 out.add(generatePermissionInfo(p, flags)); 1984 } 1985 } else { 1986 if (p.perm != null && group.equals(p.perm.info.group)) { 1987 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1988 } 1989 } 1990 } 1991 1992 if (out.size() > 0) { 1993 return out; 1994 } 1995 return mPermissionGroups.containsKey(group) ? out : null; 1996 } 1997 } 1998 1999 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2000 // reader 2001 synchronized (mPackages) { 2002 return PackageParser.generatePermissionGroupInfo( 2003 mPermissionGroups.get(name), flags); 2004 } 2005 } 2006 2007 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2008 // reader 2009 synchronized (mPackages) { 2010 final int N = mPermissionGroups.size(); 2011 ArrayList<PermissionGroupInfo> out 2012 = new ArrayList<PermissionGroupInfo>(N); 2013 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2014 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2015 } 2016 return out; 2017 } 2018 } 2019 2020 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2021 int userId) { 2022 if (!sUserManager.exists(userId)) return null; 2023 PackageSetting ps = mSettings.mPackages.get(packageName); 2024 if (ps != null) { 2025 if (ps.pkg == null) { 2026 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2027 flags, userId); 2028 if (pInfo != null) { 2029 return pInfo.applicationInfo; 2030 } 2031 return null; 2032 } 2033 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2034 ps.readUserState(userId), userId); 2035 } 2036 return null; 2037 } 2038 2039 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2040 int userId) { 2041 if (!sUserManager.exists(userId)) return null; 2042 PackageSetting ps = mSettings.mPackages.get(packageName); 2043 if (ps != null) { 2044 PackageParser.Package pkg = ps.pkg; 2045 if (pkg == null) { 2046 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2047 return null; 2048 } 2049 pkg = new PackageParser.Package(packageName); 2050 pkg.applicationInfo.packageName = packageName; 2051 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2052 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 2053 pkg.applicationInfo.sourceDir = ps.codePathString; 2054 pkg.applicationInfo.dataDir = 2055 getDataPathForPackage(packageName, 0).getPath(); 2056 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 2057 pkg.applicationInfo.requiredCpuAbi = ps.requiredCpuAbiString; 2058 } 2059 return generatePackageInfo(pkg, flags, userId); 2060 } 2061 return null; 2062 } 2063 2064 @Override 2065 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2066 if (!sUserManager.exists(userId)) return null; 2067 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2068 // writer 2069 synchronized (mPackages) { 2070 PackageParser.Package p = mPackages.get(packageName); 2071 if (DEBUG_PACKAGE_INFO) Log.v( 2072 TAG, "getApplicationInfo " + packageName 2073 + ": " + p); 2074 if (p != null) { 2075 PackageSetting ps = mSettings.mPackages.get(packageName); 2076 if (ps == null) return null; 2077 // Note: isEnabledLP() does not apply here - always return info 2078 return PackageParser.generateApplicationInfo( 2079 p, flags, ps.readUserState(userId), userId); 2080 } 2081 if ("android".equals(packageName)||"system".equals(packageName)) { 2082 return mAndroidApplication; 2083 } 2084 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2085 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2086 } 2087 } 2088 return null; 2089 } 2090 2091 2092 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2093 mContext.enforceCallingOrSelfPermission( 2094 android.Manifest.permission.CLEAR_APP_CACHE, null); 2095 // Queue up an async operation since clearing cache may take a little while. 2096 mHandler.post(new Runnable() { 2097 public void run() { 2098 mHandler.removeCallbacks(this); 2099 int retCode = -1; 2100 synchronized (mInstallLock) { 2101 retCode = mInstaller.freeCache(freeStorageSize); 2102 if (retCode < 0) { 2103 Slog.w(TAG, "Couldn't clear application caches"); 2104 } 2105 } 2106 if (observer != null) { 2107 try { 2108 observer.onRemoveCompleted(null, (retCode >= 0)); 2109 } catch (RemoteException e) { 2110 Slog.w(TAG, "RemoveException when invoking call back"); 2111 } 2112 } 2113 } 2114 }); 2115 } 2116 2117 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2118 mContext.enforceCallingOrSelfPermission( 2119 android.Manifest.permission.CLEAR_APP_CACHE, null); 2120 // Queue up an async operation since clearing cache may take a little while. 2121 mHandler.post(new Runnable() { 2122 public void run() { 2123 mHandler.removeCallbacks(this); 2124 int retCode = -1; 2125 synchronized (mInstallLock) { 2126 retCode = mInstaller.freeCache(freeStorageSize); 2127 if (retCode < 0) { 2128 Slog.w(TAG, "Couldn't clear application caches"); 2129 } 2130 } 2131 if(pi != null) { 2132 try { 2133 // Callback via pending intent 2134 int code = (retCode >= 0) ? 1 : 0; 2135 pi.sendIntent(null, code, null, 2136 null, null); 2137 } catch (SendIntentException e1) { 2138 Slog.i(TAG, "Failed to send pending intent"); 2139 } 2140 } 2141 } 2142 }); 2143 } 2144 2145 @Override 2146 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2147 if (!sUserManager.exists(userId)) return null; 2148 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2149 synchronized (mPackages) { 2150 PackageParser.Activity a = mActivities.mActivities.get(component); 2151 2152 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2153 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2154 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2155 if (ps == null) return null; 2156 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2157 userId); 2158 } 2159 if (mResolveComponentName.equals(component)) { 2160 return mResolveActivity; 2161 } 2162 } 2163 return null; 2164 } 2165 2166 @Override 2167 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2168 if (!sUserManager.exists(userId)) return null; 2169 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2170 synchronized (mPackages) { 2171 PackageParser.Activity a = mReceivers.mActivities.get(component); 2172 if (DEBUG_PACKAGE_INFO) Log.v( 2173 TAG, "getReceiverInfo " + component + ": " + a); 2174 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2175 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2176 if (ps == null) return null; 2177 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2178 userId); 2179 } 2180 } 2181 return null; 2182 } 2183 2184 @Override 2185 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2186 if (!sUserManager.exists(userId)) return null; 2187 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2188 synchronized (mPackages) { 2189 PackageParser.Service s = mServices.mServices.get(component); 2190 if (DEBUG_PACKAGE_INFO) Log.v( 2191 TAG, "getServiceInfo " + component + ": " + s); 2192 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2193 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2194 if (ps == null) return null; 2195 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2196 userId); 2197 } 2198 } 2199 return null; 2200 } 2201 2202 @Override 2203 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2204 if (!sUserManager.exists(userId)) return null; 2205 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2206 synchronized (mPackages) { 2207 PackageParser.Provider p = mProviders.mProviders.get(component); 2208 if (DEBUG_PACKAGE_INFO) Log.v( 2209 TAG, "getProviderInfo " + component + ": " + p); 2210 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2211 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2212 if (ps == null) return null; 2213 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2214 userId); 2215 } 2216 } 2217 return null; 2218 } 2219 2220 public String[] getSystemSharedLibraryNames() { 2221 Set<String> libSet; 2222 synchronized (mPackages) { 2223 libSet = mSharedLibraries.keySet(); 2224 int size = libSet.size(); 2225 if (size > 0) { 2226 String[] libs = new String[size]; 2227 libSet.toArray(libs); 2228 return libs; 2229 } 2230 } 2231 return null; 2232 } 2233 2234 public FeatureInfo[] getSystemAvailableFeatures() { 2235 Collection<FeatureInfo> featSet; 2236 synchronized (mPackages) { 2237 featSet = mAvailableFeatures.values(); 2238 int size = featSet.size(); 2239 if (size > 0) { 2240 FeatureInfo[] features = new FeatureInfo[size+1]; 2241 featSet.toArray(features); 2242 FeatureInfo fi = new FeatureInfo(); 2243 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2244 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2245 features[size] = fi; 2246 return features; 2247 } 2248 } 2249 return null; 2250 } 2251 2252 public boolean hasSystemFeature(String name) { 2253 synchronized (mPackages) { 2254 return mAvailableFeatures.containsKey(name); 2255 } 2256 } 2257 2258 private void checkValidCaller(int uid, int userId) { 2259 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2260 return; 2261 2262 throw new SecurityException("Caller uid=" + uid 2263 + " is not privileged to communicate with user=" + userId); 2264 } 2265 2266 public int checkPermission(String permName, String pkgName) { 2267 synchronized (mPackages) { 2268 PackageParser.Package p = mPackages.get(pkgName); 2269 if (p != null && p.mExtras != null) { 2270 PackageSetting ps = (PackageSetting)p.mExtras; 2271 if (ps.sharedUser != null) { 2272 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2273 return PackageManager.PERMISSION_GRANTED; 2274 } 2275 } else if (ps.grantedPermissions.contains(permName)) { 2276 return PackageManager.PERMISSION_GRANTED; 2277 } 2278 } 2279 } 2280 return PackageManager.PERMISSION_DENIED; 2281 } 2282 2283 public int checkUidPermission(String permName, int uid) { 2284 synchronized (mPackages) { 2285 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2286 if (obj != null) { 2287 GrantedPermissions gp = (GrantedPermissions)obj; 2288 if (gp.grantedPermissions.contains(permName)) { 2289 return PackageManager.PERMISSION_GRANTED; 2290 } 2291 } else { 2292 HashSet<String> perms = mSystemPermissions.get(uid); 2293 if (perms != null && perms.contains(permName)) { 2294 return PackageManager.PERMISSION_GRANTED; 2295 } 2296 } 2297 } 2298 return PackageManager.PERMISSION_DENIED; 2299 } 2300 2301 /** 2302 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2303 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2304 * @param message the message to log on security exception 2305 * @return 2306 */ 2307 private void enforceCrossUserPermission(int callingUid, int userId, 2308 boolean requireFullPermission, String message) { 2309 if (userId < 0) { 2310 throw new IllegalArgumentException("Invalid userId " + userId); 2311 } 2312 if (userId == UserHandle.getUserId(callingUid)) return; 2313 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2314 if (requireFullPermission) { 2315 mContext.enforceCallingOrSelfPermission( 2316 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2317 } else { 2318 try { 2319 mContext.enforceCallingOrSelfPermission( 2320 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2321 } catch (SecurityException se) { 2322 mContext.enforceCallingOrSelfPermission( 2323 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2324 } 2325 } 2326 } 2327 } 2328 2329 private BasePermission findPermissionTreeLP(String permName) { 2330 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2331 if (permName.startsWith(bp.name) && 2332 permName.length() > bp.name.length() && 2333 permName.charAt(bp.name.length()) == '.') { 2334 return bp; 2335 } 2336 } 2337 return null; 2338 } 2339 2340 private BasePermission checkPermissionTreeLP(String permName) { 2341 if (permName != null) { 2342 BasePermission bp = findPermissionTreeLP(permName); 2343 if (bp != null) { 2344 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2345 return bp; 2346 } 2347 throw new SecurityException("Calling uid " 2348 + Binder.getCallingUid() 2349 + " is not allowed to add to permission tree " 2350 + bp.name + " owned by uid " + bp.uid); 2351 } 2352 } 2353 throw new SecurityException("No permission tree found for " + permName); 2354 } 2355 2356 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2357 if (s1 == null) { 2358 return s2 == null; 2359 } 2360 if (s2 == null) { 2361 return false; 2362 } 2363 if (s1.getClass() != s2.getClass()) { 2364 return false; 2365 } 2366 return s1.equals(s2); 2367 } 2368 2369 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2370 if (pi1.icon != pi2.icon) return false; 2371 if (pi1.logo != pi2.logo) return false; 2372 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2373 if (!compareStrings(pi1.name, pi2.name)) return false; 2374 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2375 // We'll take care of setting this one. 2376 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2377 // These are not currently stored in settings. 2378 //if (!compareStrings(pi1.group, pi2.group)) return false; 2379 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2380 //if (pi1.labelRes != pi2.labelRes) return false; 2381 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2382 return true; 2383 } 2384 2385 int permissionInfoFootprint(PermissionInfo info) { 2386 int size = info.name.length(); 2387 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2388 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2389 return size; 2390 } 2391 2392 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2393 int size = 0; 2394 for (BasePermission perm : mSettings.mPermissions.values()) { 2395 if (perm.uid == tree.uid) { 2396 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2397 } 2398 } 2399 return size; 2400 } 2401 2402 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2403 // We calculate the max size of permissions defined by this uid and throw 2404 // if that plus the size of 'info' would exceed our stated maximum. 2405 if (tree.uid != Process.SYSTEM_UID) { 2406 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2407 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2408 throw new SecurityException("Permission tree size cap exceeded"); 2409 } 2410 } 2411 } 2412 2413 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2414 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2415 throw new SecurityException("Label must be specified in permission"); 2416 } 2417 BasePermission tree = checkPermissionTreeLP(info.name); 2418 BasePermission bp = mSettings.mPermissions.get(info.name); 2419 boolean added = bp == null; 2420 boolean changed = true; 2421 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2422 if (added) { 2423 enforcePermissionCapLocked(info, tree); 2424 bp = new BasePermission(info.name, tree.sourcePackage, 2425 BasePermission.TYPE_DYNAMIC); 2426 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2427 throw new SecurityException( 2428 "Not allowed to modify non-dynamic permission " 2429 + info.name); 2430 } else { 2431 if (bp.protectionLevel == fixedLevel 2432 && bp.perm.owner.equals(tree.perm.owner) 2433 && bp.uid == tree.uid 2434 && comparePermissionInfos(bp.perm.info, info)) { 2435 changed = false; 2436 } 2437 } 2438 bp.protectionLevel = fixedLevel; 2439 info = new PermissionInfo(info); 2440 info.protectionLevel = fixedLevel; 2441 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2442 bp.perm.info.packageName = tree.perm.info.packageName; 2443 bp.uid = tree.uid; 2444 if (added) { 2445 mSettings.mPermissions.put(info.name, bp); 2446 } 2447 if (changed) { 2448 if (!async) { 2449 mSettings.writeLPr(); 2450 } else { 2451 scheduleWriteSettingsLocked(); 2452 } 2453 } 2454 return added; 2455 } 2456 2457 public boolean addPermission(PermissionInfo info) { 2458 synchronized (mPackages) { 2459 return addPermissionLocked(info, false); 2460 } 2461 } 2462 2463 public boolean addPermissionAsync(PermissionInfo info) { 2464 synchronized (mPackages) { 2465 return addPermissionLocked(info, true); 2466 } 2467 } 2468 2469 public void removePermission(String name) { 2470 synchronized (mPackages) { 2471 checkPermissionTreeLP(name); 2472 BasePermission bp = mSettings.mPermissions.get(name); 2473 if (bp != null) { 2474 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2475 throw new SecurityException( 2476 "Not allowed to modify non-dynamic permission " 2477 + name); 2478 } 2479 mSettings.mPermissions.remove(name); 2480 mSettings.writeLPr(); 2481 } 2482 } 2483 } 2484 2485 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2486 int index = pkg.requestedPermissions.indexOf(bp.name); 2487 if (index == -1) { 2488 throw new SecurityException("Package " + pkg.packageName 2489 + " has not requested permission " + bp.name); 2490 } 2491 boolean isNormal = 2492 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2493 == PermissionInfo.PROTECTION_NORMAL); 2494 boolean isDangerous = 2495 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2496 == PermissionInfo.PROTECTION_DANGEROUS); 2497 boolean isDevelopment = 2498 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2499 2500 if (!isNormal && !isDangerous && !isDevelopment) { 2501 throw new SecurityException("Permission " + bp.name 2502 + " is not a changeable permission type"); 2503 } 2504 2505 if (isNormal || isDangerous) { 2506 if (pkg.requestedPermissionsRequired.get(index)) { 2507 throw new SecurityException("Can't change " + bp.name 2508 + ". It is required by the application"); 2509 } 2510 } 2511 } 2512 2513 public void grantPermission(String packageName, String permissionName) { 2514 mContext.enforceCallingOrSelfPermission( 2515 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2516 synchronized (mPackages) { 2517 final PackageParser.Package pkg = mPackages.get(packageName); 2518 if (pkg == null) { 2519 throw new IllegalArgumentException("Unknown package: " + packageName); 2520 } 2521 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2522 if (bp == null) { 2523 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2524 } 2525 2526 checkGrantRevokePermissions(pkg, bp); 2527 2528 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2529 if (ps == null) { 2530 return; 2531 } 2532 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2533 if (gp.grantedPermissions.add(permissionName)) { 2534 if (ps.haveGids) { 2535 gp.gids = appendInts(gp.gids, bp.gids); 2536 } 2537 mSettings.writeLPr(); 2538 } 2539 } 2540 } 2541 2542 public void revokePermission(String packageName, String permissionName) { 2543 int changedAppId = -1; 2544 2545 synchronized (mPackages) { 2546 final PackageParser.Package pkg = mPackages.get(packageName); 2547 if (pkg == null) { 2548 throw new IllegalArgumentException("Unknown package: " + packageName); 2549 } 2550 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2551 mContext.enforceCallingOrSelfPermission( 2552 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2553 } 2554 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2555 if (bp == null) { 2556 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2557 } 2558 2559 checkGrantRevokePermissions(pkg, bp); 2560 2561 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2562 if (ps == null) { 2563 return; 2564 } 2565 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2566 if (gp.grantedPermissions.remove(permissionName)) { 2567 gp.grantedPermissions.remove(permissionName); 2568 if (ps.haveGids) { 2569 gp.gids = removeInts(gp.gids, bp.gids); 2570 } 2571 mSettings.writeLPr(); 2572 changedAppId = ps.appId; 2573 } 2574 } 2575 2576 if (changedAppId >= 0) { 2577 // We changed the perm on someone, kill its processes. 2578 IActivityManager am = ActivityManagerNative.getDefault(); 2579 if (am != null) { 2580 final int callingUserId = UserHandle.getCallingUserId(); 2581 final long ident = Binder.clearCallingIdentity(); 2582 try { 2583 //XXX we should only revoke for the calling user's app permissions, 2584 // but for now we impact all users. 2585 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2586 // "revoke " + permissionName); 2587 int[] users = sUserManager.getUserIds(); 2588 for (int user : users) { 2589 am.killUid(UserHandle.getUid(user, changedAppId), 2590 "revoke " + permissionName); 2591 } 2592 } catch (RemoteException e) { 2593 } finally { 2594 Binder.restoreCallingIdentity(ident); 2595 } 2596 } 2597 } 2598 } 2599 2600 public boolean isProtectedBroadcast(String actionName) { 2601 synchronized (mPackages) { 2602 return mProtectedBroadcasts.contains(actionName); 2603 } 2604 } 2605 2606 public int checkSignatures(String pkg1, String pkg2) { 2607 synchronized (mPackages) { 2608 final PackageParser.Package p1 = mPackages.get(pkg1); 2609 final PackageParser.Package p2 = mPackages.get(pkg2); 2610 if (p1 == null || p1.mExtras == null 2611 || p2 == null || p2.mExtras == null) { 2612 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2613 } 2614 return compareSignatures(p1.mSignatures, p2.mSignatures); 2615 } 2616 } 2617 2618 public int checkUidSignatures(int uid1, int uid2) { 2619 // Map to base uids. 2620 uid1 = UserHandle.getAppId(uid1); 2621 uid2 = UserHandle.getAppId(uid2); 2622 // reader 2623 synchronized (mPackages) { 2624 Signature[] s1; 2625 Signature[] s2; 2626 Object obj = mSettings.getUserIdLPr(uid1); 2627 if (obj != null) { 2628 if (obj instanceof SharedUserSetting) { 2629 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2630 } else if (obj instanceof PackageSetting) { 2631 s1 = ((PackageSetting)obj).signatures.mSignatures; 2632 } else { 2633 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2634 } 2635 } else { 2636 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2637 } 2638 obj = mSettings.getUserIdLPr(uid2); 2639 if (obj != null) { 2640 if (obj instanceof SharedUserSetting) { 2641 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2642 } else if (obj instanceof PackageSetting) { 2643 s2 = ((PackageSetting)obj).signatures.mSignatures; 2644 } else { 2645 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2646 } 2647 } else { 2648 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2649 } 2650 return compareSignatures(s1, s2); 2651 } 2652 } 2653 2654 /** 2655 * Compares two sets of signatures. Returns: 2656 * <br /> 2657 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2658 * <br /> 2659 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2660 * <br /> 2661 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2662 * <br /> 2663 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2664 * <br /> 2665 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2666 */ 2667 static int compareSignatures(Signature[] s1, Signature[] s2) { 2668 if (s1 == null) { 2669 return s2 == null 2670 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2671 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2672 } 2673 2674 if (s2 == null) { 2675 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2676 } 2677 2678 if (s1.length != s2.length) { 2679 return PackageManager.SIGNATURE_NO_MATCH; 2680 } 2681 2682 // Since both signature sets are of size 1, we can compare without HashSets. 2683 if (s1.length == 1) { 2684 return s1[0].equals(s2[0]) ? 2685 PackageManager.SIGNATURE_MATCH : 2686 PackageManager.SIGNATURE_NO_MATCH; 2687 } 2688 2689 HashSet<Signature> set1 = new HashSet<Signature>(); 2690 for (Signature sig : s1) { 2691 set1.add(sig); 2692 } 2693 HashSet<Signature> set2 = new HashSet<Signature>(); 2694 for (Signature sig : s2) { 2695 set2.add(sig); 2696 } 2697 // Make sure s2 contains all signatures in s1. 2698 if (set1.equals(set2)) { 2699 return PackageManager.SIGNATURE_MATCH; 2700 } 2701 return PackageManager.SIGNATURE_NO_MATCH; 2702 } 2703 2704 public String[] getPackagesForUid(int uid) { 2705 uid = UserHandle.getAppId(uid); 2706 // reader 2707 synchronized (mPackages) { 2708 Object obj = mSettings.getUserIdLPr(uid); 2709 if (obj instanceof SharedUserSetting) { 2710 final SharedUserSetting sus = (SharedUserSetting) obj; 2711 final int N = sus.packages.size(); 2712 final String[] res = new String[N]; 2713 final Iterator<PackageSetting> it = sus.packages.iterator(); 2714 int i = 0; 2715 while (it.hasNext()) { 2716 res[i++] = it.next().name; 2717 } 2718 return res; 2719 } else if (obj instanceof PackageSetting) { 2720 final PackageSetting ps = (PackageSetting) obj; 2721 return new String[] { ps.name }; 2722 } 2723 } 2724 return null; 2725 } 2726 2727 public String getNameForUid(int uid) { 2728 // reader 2729 synchronized (mPackages) { 2730 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2731 if (obj instanceof SharedUserSetting) { 2732 final SharedUserSetting sus = (SharedUserSetting) obj; 2733 return sus.name + ":" + sus.userId; 2734 } else if (obj instanceof PackageSetting) { 2735 final PackageSetting ps = (PackageSetting) obj; 2736 return ps.name; 2737 } 2738 } 2739 return null; 2740 } 2741 2742 public int getUidForSharedUser(String sharedUserName) { 2743 if(sharedUserName == null) { 2744 return -1; 2745 } 2746 // reader 2747 synchronized (mPackages) { 2748 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2749 if (suid == null) { 2750 return -1; 2751 } 2752 return suid.userId; 2753 } 2754 } 2755 2756 public int getFlagsForUid(int uid) { 2757 synchronized (mPackages) { 2758 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2759 if (obj instanceof SharedUserSetting) { 2760 final SharedUserSetting sus = (SharedUserSetting) obj; 2761 return sus.pkgFlags; 2762 } else if (obj instanceof PackageSetting) { 2763 final PackageSetting ps = (PackageSetting) obj; 2764 return ps.pkgFlags; 2765 } 2766 } 2767 return 0; 2768 } 2769 2770 @Override 2771 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2772 int flags, int userId) { 2773 if (!sUserManager.exists(userId)) return null; 2774 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2775 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2776 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2777 } 2778 2779 @Override 2780 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2781 IntentFilter filter, int match, ComponentName activity) { 2782 final int userId = UserHandle.getCallingUserId(); 2783 if (DEBUG_PREFERRED) { 2784 Log.v(TAG, "setLastChosenActivity intent=" + intent 2785 + " resolvedType=" + resolvedType 2786 + " flags=" + flags 2787 + " filter=" + filter 2788 + " match=" + match 2789 + " activity=" + activity); 2790 filter.dump(new PrintStreamPrinter(System.out), " "); 2791 } 2792 intent.setComponent(null); 2793 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2794 // Find any earlier preferred or last chosen entries and nuke them 2795 findPreferredActivity(intent, resolvedType, 2796 flags, query, 0, false, true, false, userId); 2797 // Add the new activity as the last chosen for this filter 2798 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2799 } 2800 2801 @Override 2802 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2803 final int userId = UserHandle.getCallingUserId(); 2804 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2805 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2806 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2807 false, false, false, userId); 2808 } 2809 2810 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2811 int flags, List<ResolveInfo> query, int userId) { 2812 if (query != null) { 2813 final int N = query.size(); 2814 if (N == 1) { 2815 return query.get(0); 2816 } else if (N > 1) { 2817 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2818 // If there is more than one activity with the same priority, 2819 // then let the user decide between them. 2820 ResolveInfo r0 = query.get(0); 2821 ResolveInfo r1 = query.get(1); 2822 if (DEBUG_INTENT_MATCHING || debug) { 2823 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2824 + r1.activityInfo.name + "=" + r1.priority); 2825 } 2826 // If the first activity has a higher priority, or a different 2827 // default, then it is always desireable to pick it. 2828 if (r0.priority != r1.priority 2829 || r0.preferredOrder != r1.preferredOrder 2830 || r0.isDefault != r1.isDefault) { 2831 return query.get(0); 2832 } 2833 // If we have saved a preference for a preferred activity for 2834 // this Intent, use that. 2835 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2836 flags, query, r0.priority, true, false, debug, userId); 2837 if (ri != null) { 2838 return ri; 2839 } 2840 if (userId != 0) { 2841 ri = new ResolveInfo(mResolveInfo); 2842 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2843 ri.activityInfo.applicationInfo = new ApplicationInfo( 2844 ri.activityInfo.applicationInfo); 2845 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2846 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2847 return ri; 2848 } 2849 return mResolveInfo; 2850 } 2851 } 2852 return null; 2853 } 2854 2855 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2856 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2857 final int N = query.size(); 2858 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2859 .get(userId); 2860 // Get the list of persistent preferred activities that handle the intent 2861 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2862 List<PersistentPreferredActivity> pprefs = ppir != null 2863 ? ppir.queryIntent(intent, resolvedType, 2864 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2865 : null; 2866 if (pprefs != null && pprefs.size() > 0) { 2867 final int M = pprefs.size(); 2868 for (int i=0; i<M; i++) { 2869 final PersistentPreferredActivity ppa = pprefs.get(i); 2870 if (DEBUG_PREFERRED || debug) { 2871 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2872 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2873 + "\n component=" + ppa.mComponent); 2874 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2875 } 2876 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2877 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2878 if (DEBUG_PREFERRED || debug) { 2879 Slog.v(TAG, "Found persistent preferred activity:"); 2880 if (ai != null) { 2881 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2882 } else { 2883 Slog.v(TAG, " null"); 2884 } 2885 } 2886 if (ai == null) { 2887 // This previously registered persistent preferred activity 2888 // component is no longer known. Ignore it and do NOT remove it. 2889 continue; 2890 } 2891 for (int j=0; j<N; j++) { 2892 final ResolveInfo ri = query.get(j); 2893 if (!ri.activityInfo.applicationInfo.packageName 2894 .equals(ai.applicationInfo.packageName)) { 2895 continue; 2896 } 2897 if (!ri.activityInfo.name.equals(ai.name)) { 2898 continue; 2899 } 2900 // Found a persistent preference that can handle the intent. 2901 if (DEBUG_PREFERRED || debug) { 2902 Slog.v(TAG, "Returning persistent preferred activity: " + 2903 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 2904 } 2905 return ri; 2906 } 2907 } 2908 } 2909 return null; 2910 } 2911 2912 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 2913 List<ResolveInfo> query, int priority, boolean always, 2914 boolean removeMatches, boolean debug, int userId) { 2915 if (!sUserManager.exists(userId)) return null; 2916 // writer 2917 synchronized (mPackages) { 2918 if (intent.getSelector() != null) { 2919 intent = intent.getSelector(); 2920 } 2921 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2922 2923 // Try to find a matching persistent preferred activity. 2924 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 2925 debug, userId); 2926 2927 // If a persistent preferred activity matched, use it. 2928 if (pri != null) { 2929 return pri; 2930 } 2931 2932 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2933 // Get the list of preferred activities that handle the intent 2934 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 2935 List<PreferredActivity> prefs = pir != null 2936 ? pir.queryIntent(intent, resolvedType, 2937 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2938 : null; 2939 if (prefs != null && prefs.size() > 0) { 2940 // First figure out how good the original match set is. 2941 // We will only allow preferred activities that came 2942 // from the same match quality. 2943 int match = 0; 2944 2945 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 2946 2947 final int N = query.size(); 2948 for (int j=0; j<N; j++) { 2949 final ResolveInfo ri = query.get(j); 2950 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 2951 + ": 0x" + Integer.toHexString(match)); 2952 if (ri.match > match) { 2953 match = ri.match; 2954 } 2955 } 2956 2957 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 2958 + Integer.toHexString(match)); 2959 2960 match &= IntentFilter.MATCH_CATEGORY_MASK; 2961 final int M = prefs.size(); 2962 for (int i=0; i<M; i++) { 2963 final PreferredActivity pa = prefs.get(i); 2964 if (DEBUG_PREFERRED || debug) { 2965 Slog.v(TAG, "Checking PreferredActivity ds=" 2966 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 2967 + "\n component=" + pa.mPref.mComponent); 2968 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2969 } 2970 if (pa.mPref.mMatch != match) { 2971 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 2972 + Integer.toHexString(pa.mPref.mMatch)); 2973 continue; 2974 } 2975 // If it's not an "always" type preferred activity and that's what we're 2976 // looking for, skip it. 2977 if (always && !pa.mPref.mAlways) { 2978 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 2979 continue; 2980 } 2981 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 2982 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2983 if (DEBUG_PREFERRED || debug) { 2984 Slog.v(TAG, "Found preferred activity:"); 2985 if (ai != null) { 2986 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2987 } else { 2988 Slog.v(TAG, " null"); 2989 } 2990 } 2991 if (ai == null) { 2992 // This previously registered preferred activity 2993 // component is no longer known. Most likely an update 2994 // to the app was installed and in the new version this 2995 // component no longer exists. Clean it up by removing 2996 // it from the preferred activities list, and skip it. 2997 Slog.w(TAG, "Removing dangling preferred activity: " 2998 + pa.mPref.mComponent); 2999 pir.removeFilter(pa); 3000 continue; 3001 } 3002 for (int j=0; j<N; j++) { 3003 final ResolveInfo ri = query.get(j); 3004 if (!ri.activityInfo.applicationInfo.packageName 3005 .equals(ai.applicationInfo.packageName)) { 3006 continue; 3007 } 3008 if (!ri.activityInfo.name.equals(ai.name)) { 3009 continue; 3010 } 3011 3012 if (removeMatches) { 3013 pir.removeFilter(pa); 3014 if (DEBUG_PREFERRED) { 3015 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3016 } 3017 break; 3018 } 3019 3020 // Okay we found a previously set preferred or last chosen app. 3021 // If the result set is different from when this 3022 // was created, we need to clear it and re-ask the 3023 // user their preference, if we're looking for an "always" type entry. 3024 if (always && !pa.mPref.sameSet(query, priority)) { 3025 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3026 + intent + " type " + resolvedType); 3027 if (DEBUG_PREFERRED) { 3028 Slog.v(TAG, "Removing preferred activity since set changed " 3029 + pa.mPref.mComponent); 3030 } 3031 pir.removeFilter(pa); 3032 // Re-add the filter as a "last chosen" entry (!always) 3033 PreferredActivity lastChosen = new PreferredActivity( 3034 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3035 pir.addFilter(lastChosen); 3036 mSettings.writePackageRestrictionsLPr(userId); 3037 return null; 3038 } 3039 3040 // Yay! Either the set matched or we're looking for the last chosen 3041 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3042 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3043 mSettings.writePackageRestrictionsLPr(userId); 3044 return ri; 3045 } 3046 } 3047 } 3048 mSettings.writePackageRestrictionsLPr(userId); 3049 } 3050 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3051 return null; 3052 } 3053 3054 @Override 3055 public List<ResolveInfo> queryIntentActivities(Intent intent, 3056 String resolvedType, int flags, int userId) { 3057 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3058 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3059 ComponentName comp = intent.getComponent(); 3060 if (comp == null) { 3061 if (intent.getSelector() != null) { 3062 intent = intent.getSelector(); 3063 comp = intent.getComponent(); 3064 } 3065 } 3066 3067 if (comp != null) { 3068 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3069 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3070 if (ai != null) { 3071 final ResolveInfo ri = new ResolveInfo(); 3072 ri.activityInfo = ai; 3073 list.add(ri); 3074 } 3075 return list; 3076 } 3077 3078 // reader 3079 synchronized (mPackages) { 3080 final String pkgName = intent.getPackage(); 3081 if (pkgName == null) { 3082 return mActivities.queryIntent(intent, resolvedType, flags, userId); 3083 } 3084 final PackageParser.Package pkg = mPackages.get(pkgName); 3085 if (pkg != null) { 3086 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3087 pkg.activities, userId); 3088 } 3089 return new ArrayList<ResolveInfo>(); 3090 } 3091 } 3092 3093 @Override 3094 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3095 Intent[] specifics, String[] specificTypes, Intent intent, 3096 String resolvedType, int flags, int userId) { 3097 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3098 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3099 "query intent activity options"); 3100 final String resultsAction = intent.getAction(); 3101 3102 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3103 | PackageManager.GET_RESOLVED_FILTER, userId); 3104 3105 if (DEBUG_INTENT_MATCHING) { 3106 Log.v(TAG, "Query " + intent + ": " + results); 3107 } 3108 3109 int specificsPos = 0; 3110 int N; 3111 3112 // todo: note that the algorithm used here is O(N^2). This 3113 // isn't a problem in our current environment, but if we start running 3114 // into situations where we have more than 5 or 10 matches then this 3115 // should probably be changed to something smarter... 3116 3117 // First we go through and resolve each of the specific items 3118 // that were supplied, taking care of removing any corresponding 3119 // duplicate items in the generic resolve list. 3120 if (specifics != null) { 3121 for (int i=0; i<specifics.length; i++) { 3122 final Intent sintent = specifics[i]; 3123 if (sintent == null) { 3124 continue; 3125 } 3126 3127 if (DEBUG_INTENT_MATCHING) { 3128 Log.v(TAG, "Specific #" + i + ": " + sintent); 3129 } 3130 3131 String action = sintent.getAction(); 3132 if (resultsAction != null && resultsAction.equals(action)) { 3133 // If this action was explicitly requested, then don't 3134 // remove things that have it. 3135 action = null; 3136 } 3137 3138 ResolveInfo ri = null; 3139 ActivityInfo ai = null; 3140 3141 ComponentName comp = sintent.getComponent(); 3142 if (comp == null) { 3143 ri = resolveIntent( 3144 sintent, 3145 specificTypes != null ? specificTypes[i] : null, 3146 flags, userId); 3147 if (ri == null) { 3148 continue; 3149 } 3150 if (ri == mResolveInfo) { 3151 // ACK! Must do something better with this. 3152 } 3153 ai = ri.activityInfo; 3154 comp = new ComponentName(ai.applicationInfo.packageName, 3155 ai.name); 3156 } else { 3157 ai = getActivityInfo(comp, flags, userId); 3158 if (ai == null) { 3159 continue; 3160 } 3161 } 3162 3163 // Look for any generic query activities that are duplicates 3164 // of this specific one, and remove them from the results. 3165 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3166 N = results.size(); 3167 int j; 3168 for (j=specificsPos; j<N; j++) { 3169 ResolveInfo sri = results.get(j); 3170 if ((sri.activityInfo.name.equals(comp.getClassName()) 3171 && sri.activityInfo.applicationInfo.packageName.equals( 3172 comp.getPackageName())) 3173 || (action != null && sri.filter.matchAction(action))) { 3174 results.remove(j); 3175 if (DEBUG_INTENT_MATCHING) Log.v( 3176 TAG, "Removing duplicate item from " + j 3177 + " due to specific " + specificsPos); 3178 if (ri == null) { 3179 ri = sri; 3180 } 3181 j--; 3182 N--; 3183 } 3184 } 3185 3186 // Add this specific item to its proper place. 3187 if (ri == null) { 3188 ri = new ResolveInfo(); 3189 ri.activityInfo = ai; 3190 } 3191 results.add(specificsPos, ri); 3192 ri.specificIndex = i; 3193 specificsPos++; 3194 } 3195 } 3196 3197 // Now we go through the remaining generic results and remove any 3198 // duplicate actions that are found here. 3199 N = results.size(); 3200 for (int i=specificsPos; i<N-1; i++) { 3201 final ResolveInfo rii = results.get(i); 3202 if (rii.filter == null) { 3203 continue; 3204 } 3205 3206 // Iterate over all of the actions of this result's intent 3207 // filter... typically this should be just one. 3208 final Iterator<String> it = rii.filter.actionsIterator(); 3209 if (it == null) { 3210 continue; 3211 } 3212 while (it.hasNext()) { 3213 final String action = it.next(); 3214 if (resultsAction != null && resultsAction.equals(action)) { 3215 // If this action was explicitly requested, then don't 3216 // remove things that have it. 3217 continue; 3218 } 3219 for (int j=i+1; j<N; j++) { 3220 final ResolveInfo rij = results.get(j); 3221 if (rij.filter != null && rij.filter.hasAction(action)) { 3222 results.remove(j); 3223 if (DEBUG_INTENT_MATCHING) Log.v( 3224 TAG, "Removing duplicate item from " + j 3225 + " due to action " + action + " at " + i); 3226 j--; 3227 N--; 3228 } 3229 } 3230 } 3231 3232 // If the caller didn't request filter information, drop it now 3233 // so we don't have to marshall/unmarshall it. 3234 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3235 rii.filter = null; 3236 } 3237 } 3238 3239 // Filter out the caller activity if so requested. 3240 if (caller != null) { 3241 N = results.size(); 3242 for (int i=0; i<N; i++) { 3243 ActivityInfo ainfo = results.get(i).activityInfo; 3244 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3245 && caller.getClassName().equals(ainfo.name)) { 3246 results.remove(i); 3247 break; 3248 } 3249 } 3250 } 3251 3252 // If the caller didn't request filter information, 3253 // drop them now so we don't have to 3254 // marshall/unmarshall it. 3255 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3256 N = results.size(); 3257 for (int i=0; i<N; i++) { 3258 results.get(i).filter = null; 3259 } 3260 } 3261 3262 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3263 return results; 3264 } 3265 3266 @Override 3267 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3268 int userId) { 3269 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3270 ComponentName comp = intent.getComponent(); 3271 if (comp == null) { 3272 if (intent.getSelector() != null) { 3273 intent = intent.getSelector(); 3274 comp = intent.getComponent(); 3275 } 3276 } 3277 if (comp != null) { 3278 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3279 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3280 if (ai != null) { 3281 ResolveInfo ri = new ResolveInfo(); 3282 ri.activityInfo = ai; 3283 list.add(ri); 3284 } 3285 return list; 3286 } 3287 3288 // reader 3289 synchronized (mPackages) { 3290 String pkgName = intent.getPackage(); 3291 if (pkgName == null) { 3292 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3293 } 3294 final PackageParser.Package pkg = mPackages.get(pkgName); 3295 if (pkg != null) { 3296 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3297 userId); 3298 } 3299 return null; 3300 } 3301 } 3302 3303 @Override 3304 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3305 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3306 if (!sUserManager.exists(userId)) return null; 3307 if (query != null) { 3308 if (query.size() >= 1) { 3309 // If there is more than one service with the same priority, 3310 // just arbitrarily pick the first one. 3311 return query.get(0); 3312 } 3313 } 3314 return null; 3315 } 3316 3317 @Override 3318 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3319 int userId) { 3320 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3321 ComponentName comp = intent.getComponent(); 3322 if (comp == null) { 3323 if (intent.getSelector() != null) { 3324 intent = intent.getSelector(); 3325 comp = intent.getComponent(); 3326 } 3327 } 3328 if (comp != null) { 3329 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3330 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3331 if (si != null) { 3332 final ResolveInfo ri = new ResolveInfo(); 3333 ri.serviceInfo = si; 3334 list.add(ri); 3335 } 3336 return list; 3337 } 3338 3339 // reader 3340 synchronized (mPackages) { 3341 String pkgName = intent.getPackage(); 3342 if (pkgName == null) { 3343 return mServices.queryIntent(intent, resolvedType, flags, userId); 3344 } 3345 final PackageParser.Package pkg = mPackages.get(pkgName); 3346 if (pkg != null) { 3347 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3348 userId); 3349 } 3350 return null; 3351 } 3352 } 3353 3354 @Override 3355 public List<ResolveInfo> queryIntentContentProviders( 3356 Intent intent, String resolvedType, int flags, int userId) { 3357 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3358 ComponentName comp = intent.getComponent(); 3359 if (comp == null) { 3360 if (intent.getSelector() != null) { 3361 intent = intent.getSelector(); 3362 comp = intent.getComponent(); 3363 } 3364 } 3365 if (comp != null) { 3366 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3367 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3368 if (pi != null) { 3369 final ResolveInfo ri = new ResolveInfo(); 3370 ri.providerInfo = pi; 3371 list.add(ri); 3372 } 3373 return list; 3374 } 3375 3376 // reader 3377 synchronized (mPackages) { 3378 String pkgName = intent.getPackage(); 3379 if (pkgName == null) { 3380 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3381 } 3382 final PackageParser.Package pkg = mPackages.get(pkgName); 3383 if (pkg != null) { 3384 return mProviders.queryIntentForPackage( 3385 intent, resolvedType, flags, pkg.providers, userId); 3386 } 3387 return null; 3388 } 3389 } 3390 3391 @Override 3392 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3393 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3394 3395 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3396 3397 // writer 3398 synchronized (mPackages) { 3399 ArrayList<PackageInfo> list; 3400 if (listUninstalled) { 3401 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3402 for (PackageSetting ps : mSettings.mPackages.values()) { 3403 PackageInfo pi; 3404 if (ps.pkg != null) { 3405 pi = generatePackageInfo(ps.pkg, flags, userId); 3406 } else { 3407 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3408 } 3409 if (pi != null) { 3410 list.add(pi); 3411 } 3412 } 3413 } else { 3414 list = new ArrayList<PackageInfo>(mPackages.size()); 3415 for (PackageParser.Package p : mPackages.values()) { 3416 PackageInfo pi = generatePackageInfo(p, flags, userId); 3417 if (pi != null) { 3418 list.add(pi); 3419 } 3420 } 3421 } 3422 3423 return new ParceledListSlice<PackageInfo>(list); 3424 } 3425 } 3426 3427 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3428 String[] permissions, boolean[] tmp, int flags, int userId) { 3429 int numMatch = 0; 3430 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3431 for (int i=0; i<permissions.length; i++) { 3432 if (gp.grantedPermissions.contains(permissions[i])) { 3433 tmp[i] = true; 3434 numMatch++; 3435 } else { 3436 tmp[i] = false; 3437 } 3438 } 3439 if (numMatch == 0) { 3440 return; 3441 } 3442 PackageInfo pi; 3443 if (ps.pkg != null) { 3444 pi = generatePackageInfo(ps.pkg, flags, userId); 3445 } else { 3446 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3447 } 3448 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3449 if (numMatch == permissions.length) { 3450 pi.requestedPermissions = permissions; 3451 } else { 3452 pi.requestedPermissions = new String[numMatch]; 3453 numMatch = 0; 3454 for (int i=0; i<permissions.length; i++) { 3455 if (tmp[i]) { 3456 pi.requestedPermissions[numMatch] = permissions[i]; 3457 numMatch++; 3458 } 3459 } 3460 } 3461 } 3462 list.add(pi); 3463 } 3464 3465 @Override 3466 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3467 String[] permissions, int flags, int userId) { 3468 if (!sUserManager.exists(userId)) return null; 3469 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3470 3471 // writer 3472 synchronized (mPackages) { 3473 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3474 boolean[] tmpBools = new boolean[permissions.length]; 3475 if (listUninstalled) { 3476 for (PackageSetting ps : mSettings.mPackages.values()) { 3477 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3478 } 3479 } else { 3480 for (PackageParser.Package pkg : mPackages.values()) { 3481 PackageSetting ps = (PackageSetting)pkg.mExtras; 3482 if (ps != null) { 3483 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3484 userId); 3485 } 3486 } 3487 } 3488 3489 return new ParceledListSlice<PackageInfo>(list); 3490 } 3491 } 3492 3493 @Override 3494 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3495 if (!sUserManager.exists(userId)) return null; 3496 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3497 3498 // writer 3499 synchronized (mPackages) { 3500 ArrayList<ApplicationInfo> list; 3501 if (listUninstalled) { 3502 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3503 for (PackageSetting ps : mSettings.mPackages.values()) { 3504 ApplicationInfo ai; 3505 if (ps.pkg != null) { 3506 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3507 ps.readUserState(userId), userId); 3508 } else { 3509 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3510 } 3511 if (ai != null) { 3512 list.add(ai); 3513 } 3514 } 3515 } else { 3516 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3517 for (PackageParser.Package p : mPackages.values()) { 3518 if (p.mExtras != null) { 3519 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3520 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3521 if (ai != null) { 3522 list.add(ai); 3523 } 3524 } 3525 } 3526 } 3527 3528 return new ParceledListSlice<ApplicationInfo>(list); 3529 } 3530 } 3531 3532 public List<ApplicationInfo> getPersistentApplications(int flags) { 3533 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3534 3535 // reader 3536 synchronized (mPackages) { 3537 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3538 final int userId = UserHandle.getCallingUserId(); 3539 while (i.hasNext()) { 3540 final PackageParser.Package p = i.next(); 3541 if (p.applicationInfo != null 3542 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3543 && (!mSafeMode || isSystemApp(p))) { 3544 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3545 if (ps != null) { 3546 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3547 ps.readUserState(userId), userId); 3548 if (ai != null) { 3549 finalList.add(ai); 3550 } 3551 } 3552 } 3553 } 3554 } 3555 3556 return finalList; 3557 } 3558 3559 @Override 3560 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3561 if (!sUserManager.exists(userId)) return null; 3562 // reader 3563 synchronized (mPackages) { 3564 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3565 PackageSetting ps = provider != null 3566 ? mSettings.mPackages.get(provider.owner.packageName) 3567 : null; 3568 return ps != null 3569 && mSettings.isEnabledLPr(provider.info, flags, userId) 3570 && (!mSafeMode || (provider.info.applicationInfo.flags 3571 &ApplicationInfo.FLAG_SYSTEM) != 0) 3572 ? PackageParser.generateProviderInfo(provider, flags, 3573 ps.readUserState(userId), userId) 3574 : null; 3575 } 3576 } 3577 3578 /** 3579 * @deprecated 3580 */ 3581 @Deprecated 3582 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3583 // reader 3584 synchronized (mPackages) { 3585 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3586 .entrySet().iterator(); 3587 final int userId = UserHandle.getCallingUserId(); 3588 while (i.hasNext()) { 3589 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3590 PackageParser.Provider p = entry.getValue(); 3591 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3592 3593 if (ps != null && p.syncable 3594 && (!mSafeMode || (p.info.applicationInfo.flags 3595 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3596 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3597 ps.readUserState(userId), userId); 3598 if (info != null) { 3599 outNames.add(entry.getKey()); 3600 outInfo.add(info); 3601 } 3602 } 3603 } 3604 } 3605 } 3606 3607 public List<ProviderInfo> queryContentProviders(String processName, 3608 int uid, int flags) { 3609 ArrayList<ProviderInfo> finalList = null; 3610 // reader 3611 synchronized (mPackages) { 3612 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3613 final int userId = processName != null ? 3614 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3615 while (i.hasNext()) { 3616 final PackageParser.Provider p = i.next(); 3617 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3618 if (ps != null && p.info.authority != null 3619 && (processName == null 3620 || (p.info.processName.equals(processName) 3621 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3622 && mSettings.isEnabledLPr(p.info, flags, userId) 3623 && (!mSafeMode 3624 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3625 if (finalList == null) { 3626 finalList = new ArrayList<ProviderInfo>(3); 3627 } 3628 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3629 ps.readUserState(userId), userId); 3630 if (info != null) { 3631 finalList.add(info); 3632 } 3633 } 3634 } 3635 } 3636 3637 if (finalList != null) { 3638 Collections.sort(finalList, mProviderInitOrderSorter); 3639 } 3640 3641 return finalList; 3642 } 3643 3644 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3645 int flags) { 3646 // reader 3647 synchronized (mPackages) { 3648 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3649 return PackageParser.generateInstrumentationInfo(i, flags); 3650 } 3651 } 3652 3653 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3654 int flags) { 3655 ArrayList<InstrumentationInfo> finalList = 3656 new ArrayList<InstrumentationInfo>(); 3657 3658 // reader 3659 synchronized (mPackages) { 3660 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3661 while (i.hasNext()) { 3662 final PackageParser.Instrumentation p = i.next(); 3663 if (targetPackage == null 3664 || targetPackage.equals(p.info.targetPackage)) { 3665 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3666 flags); 3667 if (ii != null) { 3668 finalList.add(ii); 3669 } 3670 } 3671 } 3672 } 3673 3674 return finalList; 3675 } 3676 3677 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3678 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3679 if (overlays == null) { 3680 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3681 return; 3682 } 3683 for (PackageParser.Package opkg : overlays.values()) { 3684 // Not much to do if idmap fails: we already logged the error 3685 // and we certainly don't want to abort installation of pkg simply 3686 // because an overlay didn't fit properly. For these reasons, 3687 // ignore the return value of createIdmapForPackagePairLI. 3688 createIdmapForPackagePairLI(pkg, opkg); 3689 } 3690 } 3691 3692 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3693 PackageParser.Package opkg) { 3694 if (!opkg.mTrustedOverlay) { 3695 Slog.w(TAG, "Skipping target and overlay pair " + pkg.mScanPath + " and " + 3696 opkg.mScanPath + ": overlay not trusted"); 3697 return false; 3698 } 3699 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3700 if (overlaySet == null) { 3701 Slog.e(TAG, "was about to create idmap for " + pkg.mScanPath + " and " + 3702 opkg.mScanPath + " but target package has no known overlays"); 3703 return false; 3704 } 3705 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3706 if (mInstaller.idmap(pkg.mScanPath, opkg.mScanPath, sharedGid) != 0) { 3707 Slog.e(TAG, "Failed to generate idmap for " + pkg.mScanPath + " and " + opkg.mScanPath); 3708 return false; 3709 } 3710 PackageParser.Package[] overlayArray = 3711 overlaySet.values().toArray(new PackageParser.Package[0]); 3712 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3713 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3714 return p1.mOverlayPriority - p2.mOverlayPriority; 3715 } 3716 }; 3717 Arrays.sort(overlayArray, cmp); 3718 3719 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3720 int i = 0; 3721 for (PackageParser.Package p : overlayArray) { 3722 pkg.applicationInfo.resourceDirs[i++] = p.applicationInfo.sourceDir; 3723 } 3724 return true; 3725 } 3726 3727 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3728 String[] files = dir.list(); 3729 if (files == null) { 3730 Log.d(TAG, "No files in app dir " + dir); 3731 return; 3732 } 3733 3734 if (DEBUG_PACKAGE_SCANNING) { 3735 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 3736 + " flags=0x" + Integer.toHexString(flags)); 3737 } 3738 3739 int i; 3740 for (i=0; i<files.length; i++) { 3741 File file = new File(dir, files[i]); 3742 if (!isPackageFilename(files[i])) { 3743 // Ignore entries which are not apk's 3744 continue; 3745 } 3746 PackageParser.Package pkg = scanPackageLI(file, 3747 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3748 // Don't mess around with apps in system partition. 3749 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3750 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3751 // Delete the apk 3752 Slog.w(TAG, "Cleaning up failed install of " + file); 3753 file.delete(); 3754 } 3755 } 3756 } 3757 3758 private static File getSettingsProblemFile() { 3759 File dataDir = Environment.getDataDirectory(); 3760 File systemDir = new File(dataDir, "system"); 3761 File fname = new File(systemDir, "uiderrors.txt"); 3762 return fname; 3763 } 3764 3765 static void reportSettingsProblem(int priority, String msg) { 3766 try { 3767 File fname = getSettingsProblemFile(); 3768 FileOutputStream out = new FileOutputStream(fname, true); 3769 PrintWriter pw = new FastPrintWriter(out); 3770 SimpleDateFormat formatter = new SimpleDateFormat(); 3771 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3772 pw.println(dateString + ": " + msg); 3773 pw.close(); 3774 FileUtils.setPermissions( 3775 fname.toString(), 3776 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3777 -1, -1); 3778 } catch (java.io.IOException e) { 3779 } 3780 Slog.println(priority, TAG, msg); 3781 } 3782 3783 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3784 PackageParser.Package pkg, File srcFile, int parseFlags) { 3785 if (GET_CERTIFICATES) { 3786 if (ps != null 3787 && ps.codePath.equals(srcFile) 3788 && ps.timeStamp == srcFile.lastModified()) { 3789 if (ps.signatures.mSignatures != null 3790 && ps.signatures.mSignatures.length != 0) { 3791 // Optimization: reuse the existing cached certificates 3792 // if the package appears to be unchanged. 3793 pkg.mSignatures = ps.signatures.mSignatures; 3794 return true; 3795 } 3796 3797 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3798 } else { 3799 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3800 } 3801 3802 if (!pp.collectCertificates(pkg, parseFlags)) { 3803 mLastScanError = pp.getParseError(); 3804 return false; 3805 } 3806 } 3807 return true; 3808 } 3809 3810 /* 3811 * Scan a package and return the newly parsed package. 3812 * Returns null in case of errors and the error code is stored in mLastScanError 3813 */ 3814 private PackageParser.Package scanPackageLI(File scanFile, 3815 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3816 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3817 String scanPath = scanFile.getPath(); 3818 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 3819 parseFlags |= mDefParseFlags; 3820 PackageParser pp = new PackageParser(scanPath); 3821 pp.setSeparateProcesses(mSeparateProcesses); 3822 pp.setOnlyCoreApps(mOnlyCore); 3823 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3824 scanPath, mMetrics, parseFlags, (scanMode & SCAN_TRUSTED_OVERLAY) != 0); 3825 3826 if (pkg == null) { 3827 mLastScanError = pp.getParseError(); 3828 return null; 3829 } 3830 3831 PackageSetting ps = null; 3832 PackageSetting updatedPkg; 3833 // reader 3834 synchronized (mPackages) { 3835 // Look to see if we already know about this package. 3836 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3837 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3838 // This package has been renamed to its original name. Let's 3839 // use that. 3840 ps = mSettings.peekPackageLPr(oldName); 3841 } 3842 // If there was no original package, see one for the real package name. 3843 if (ps == null) { 3844 ps = mSettings.peekPackageLPr(pkg.packageName); 3845 } 3846 // Check to see if this package could be hiding/updating a system 3847 // package. Must look for it either under the original or real 3848 // package name depending on our state. 3849 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3850 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 3851 } 3852 boolean updatedPkgBetter = false; 3853 // First check if this is a system package that may involve an update 3854 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3855 if (ps != null && !ps.codePath.equals(scanFile)) { 3856 // The path has changed from what was last scanned... check the 3857 // version of the new path against what we have stored to determine 3858 // what to do. 3859 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 3860 if (pkg.mVersionCode < ps.versionCode) { 3861 // The system package has been updated and the code path does not match 3862 // Ignore entry. Skip it. 3863 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3864 + " ignored: updated version " + ps.versionCode 3865 + " better than this " + pkg.mVersionCode); 3866 if (!updatedPkg.codePath.equals(scanFile)) { 3867 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 3868 + ps.name + " changing from " + updatedPkg.codePathString 3869 + " to " + scanFile); 3870 updatedPkg.codePath = scanFile; 3871 updatedPkg.codePathString = scanFile.toString(); 3872 // This is the point at which we know that the system-disk APK 3873 // for this package has moved during a reboot (e.g. due to an OTA), 3874 // so we need to reevaluate it for privilege policy. 3875 if (locationIsPrivileged(scanFile)) { 3876 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 3877 } 3878 } 3879 updatedPkg.pkg = pkg; 3880 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3881 return null; 3882 } else { 3883 // The current app on the system partion is better than 3884 // what we have updated to on the data partition; switch 3885 // back to the system partition version. 3886 // At this point, its safely assumed that package installation for 3887 // apps in system partition will go through. If not there won't be a working 3888 // version of the app 3889 // writer 3890 synchronized (mPackages) { 3891 // Just remove the loaded entries from package lists. 3892 mPackages.remove(ps.name); 3893 } 3894 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3895 + "reverting from " + ps.codePathString 3896 + ": new version " + pkg.mVersionCode 3897 + " better than installed " + ps.versionCode); 3898 3899 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3900 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3901 synchronized (mInstallLock) { 3902 args.cleanUpResourcesLI(); 3903 } 3904 synchronized (mPackages) { 3905 mSettings.enableSystemPackageLPw(ps.name); 3906 } 3907 updatedPkgBetter = true; 3908 } 3909 } 3910 } 3911 3912 if (updatedPkg != null) { 3913 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3914 // initially 3915 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3916 3917 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 3918 // flag set initially 3919 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 3920 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 3921 } 3922 } 3923 // Verify certificates against what was last scanned 3924 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3925 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3926 return null; 3927 } 3928 3929 /* 3930 * A new system app appeared, but we already had a non-system one of the 3931 * same name installed earlier. 3932 */ 3933 boolean shouldHideSystemApp = false; 3934 if (updatedPkg == null && ps != null 3935 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3936 /* 3937 * Check to make sure the signatures match first. If they don't, 3938 * wipe the installed application and its data. 3939 */ 3940 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3941 != PackageManager.SIGNATURE_MATCH) { 3942 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 3943 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 3944 ps = null; 3945 } else { 3946 /* 3947 * If the newly-added system app is an older version than the 3948 * already installed version, hide it. It will be scanned later 3949 * and re-added like an update. 3950 */ 3951 if (pkg.mVersionCode < ps.versionCode) { 3952 shouldHideSystemApp = true; 3953 } else { 3954 /* 3955 * The newly found system app is a newer version that the 3956 * one previously installed. Simply remove the 3957 * already-installed application and replace it with our own 3958 * while keeping the application data. 3959 */ 3960 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3961 + ps.codePathString + ": new version " + pkg.mVersionCode 3962 + " better than installed " + ps.versionCode); 3963 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3964 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3965 synchronized (mInstallLock) { 3966 args.cleanUpResourcesLI(); 3967 } 3968 } 3969 } 3970 } 3971 3972 // The apk is forward locked (not public) if its code and resources 3973 // are kept in different files. (except for app in either system or 3974 // vendor path). 3975 // TODO grab this value from PackageSettings 3976 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3977 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3978 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3979 } 3980 } 3981 3982 String codePath = null; 3983 String resPath = null; 3984 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 3985 if (ps != null && ps.resourcePathString != null) { 3986 resPath = ps.resourcePathString; 3987 } else { 3988 // Should not happen at all. Just log an error. 3989 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3990 } 3991 } else { 3992 resPath = pkg.mScanPath; 3993 } 3994 3995 codePath = pkg.mScanPath; 3996 // Set application objects path explicitly. 3997 setApplicationInfoPaths(pkg, codePath, resPath); 3998 // Applications can run with the primary Cpu Abi unless otherwise is specified 3999 pkg.applicationInfo.requiredCpuAbi = null; 4000 // Note that we invoke the following method only if we are about to unpack an application 4001 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4002 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4003 4004 /* 4005 * If the system app should be overridden by a previously installed 4006 * data, hide the system app now and let the /data/app scan pick it up 4007 * again. 4008 */ 4009 if (shouldHideSystemApp) { 4010 synchronized (mPackages) { 4011 /* 4012 * We have to grant systems permissions before we hide, because 4013 * grantPermissions will assume the package update is trying to 4014 * expand its permissions. 4015 */ 4016 grantPermissionsLPw(pkg, true); 4017 mSettings.disableSystemPackageLPw(pkg.packageName); 4018 } 4019 } 4020 4021 return scannedPkg; 4022 } 4023 4024 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 4025 String destResPath) { 4026 pkg.mPath = pkg.mScanPath = destCodePath; 4027 pkg.applicationInfo.sourceDir = destCodePath; 4028 pkg.applicationInfo.publicSourceDir = destResPath; 4029 } 4030 4031 private static String fixProcessName(String defProcessName, 4032 String processName, int uid) { 4033 if (processName == null) { 4034 return defProcessName; 4035 } 4036 return processName; 4037 } 4038 4039 private boolean verifySignaturesLP(PackageSetting pkgSetting, 4040 PackageParser.Package pkg) { 4041 if (pkgSetting.signatures.mSignatures != null) { 4042 // Already existing package. Make sure signatures match 4043 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 4044 PackageManager.SIGNATURE_MATCH) { 4045 Slog.e(TAG, "Package " + pkg.packageName 4046 + " signatures do not match the previously installed version; ignoring!"); 4047 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4048 return false; 4049 } 4050 } 4051 // Check for shared user signatures 4052 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4053 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4054 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4055 Slog.e(TAG, "Package " + pkg.packageName 4056 + " has no signatures that match those in shared user " 4057 + pkgSetting.sharedUser.name + "; ignoring!"); 4058 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4059 return false; 4060 } 4061 } 4062 return true; 4063 } 4064 4065 /** 4066 * Enforces that only the system UID or root's UID can call a method exposed 4067 * via Binder. 4068 * 4069 * @param message used as message if SecurityException is thrown 4070 * @throws SecurityException if the caller is not system or root 4071 */ 4072 private static final void enforceSystemOrRoot(String message) { 4073 final int uid = Binder.getCallingUid(); 4074 if (uid != Process.SYSTEM_UID && uid != 0) { 4075 throw new SecurityException(message); 4076 } 4077 } 4078 4079 public void performBootDexOpt() { 4080 HashSet<PackageParser.Package> pkgs = null; 4081 synchronized (mPackages) { 4082 pkgs = mDeferredDexOpt; 4083 mDeferredDexOpt = null; 4084 } 4085 if (pkgs != null) { 4086 int i = 0; 4087 for (PackageParser.Package pkg : pkgs) { 4088 if (!isFirstBoot()) { 4089 i++; 4090 try { 4091 ActivityManagerNative.getDefault().showBootMessage( 4092 mContext.getResources().getString( 4093 com.android.internal.R.string.android_upgrading_apk, 4094 i, pkgs.size()), true); 4095 } catch (RemoteException e) { 4096 } 4097 } 4098 PackageParser.Package p = pkg; 4099 synchronized (mInstallLock) { 4100 if (!p.mDidDexOpt) { 4101 performDexOptLI(p, false, false, true); 4102 } 4103 } 4104 } 4105 } 4106 } 4107 4108 public boolean performDexOpt(String packageName) { 4109 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4110 4111 if (!mNoDexOpt) { 4112 return false; 4113 } 4114 4115 PackageParser.Package p; 4116 synchronized (mPackages) { 4117 p = mPackages.get(packageName); 4118 if (p == null || p.mDidDexOpt) { 4119 return false; 4120 } 4121 } 4122 synchronized (mInstallLock) { 4123 return performDexOptLI(p, false, false, true) == DEX_OPT_PERFORMED; 4124 } 4125 } 4126 4127 private void performDexOptLibsLI(ArrayList<String> libs, boolean forceDex, boolean defer, 4128 HashSet<String> done) { 4129 for (int i=0; i<libs.size(); i++) { 4130 PackageParser.Package libPkg; 4131 String libName; 4132 synchronized (mPackages) { 4133 libName = libs.get(i); 4134 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4135 if (lib != null && lib.apk != null) { 4136 libPkg = mPackages.get(lib.apk); 4137 } else { 4138 libPkg = null; 4139 } 4140 } 4141 if (libPkg != null && !done.contains(libName)) { 4142 performDexOptLI(libPkg, forceDex, defer, done); 4143 } 4144 } 4145 } 4146 4147 static final int DEX_OPT_SKIPPED = 0; 4148 static final int DEX_OPT_PERFORMED = 1; 4149 static final int DEX_OPT_DEFERRED = 2; 4150 static final int DEX_OPT_FAILED = -1; 4151 4152 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4153 HashSet<String> done) { 4154 boolean performed = false; 4155 if (done != null) { 4156 done.add(pkg.packageName); 4157 if (pkg.usesLibraries != null) { 4158 performDexOptLibsLI(pkg.usesLibraries, forceDex, defer, done); 4159 } 4160 if (pkg.usesOptionalLibraries != null) { 4161 performDexOptLibsLI(pkg.usesOptionalLibraries, forceDex, defer, done); 4162 } 4163 } 4164 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 4165 String path = pkg.mScanPath; 4166 int ret = 0; 4167 try { 4168 if (forceDex || dalvik.system.DexFile.isDexOptNeededInternal(path, pkg.packageName, 4169 defer)) { 4170 if (!forceDex && defer) { 4171 if (mDeferredDexOpt == null) { 4172 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4173 } 4174 mDeferredDexOpt.add(pkg); 4175 return DEX_OPT_DEFERRED; 4176 } else { 4177 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4178 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4179 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4180 pkg.packageName); 4181 pkg.mDidDexOpt = true; 4182 performed = true; 4183 } 4184 } 4185 } catch (FileNotFoundException e) { 4186 Slog.w(TAG, "Apk not found for dexopt: " + path); 4187 ret = -1; 4188 } catch (IOException e) { 4189 Slog.w(TAG, "IOException reading apk: " + path, e); 4190 ret = -1; 4191 } catch (dalvik.system.StaleDexCacheError e) { 4192 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4193 ret = -1; 4194 } catch (Exception e) { 4195 Slog.w(TAG, "Exception when doing dexopt : ", e); 4196 ret = -1; 4197 } 4198 if (ret < 0) { 4199 //error from installer 4200 return DEX_OPT_FAILED; 4201 } 4202 } 4203 4204 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4205 } 4206 4207 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4208 boolean inclDependencies) { 4209 HashSet<String> done; 4210 boolean performed = false; 4211 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4212 done = new HashSet<String>(); 4213 done.add(pkg.packageName); 4214 } else { 4215 done = null; 4216 } 4217 return performDexOptLI(pkg, forceDex, defer, done); 4218 } 4219 4220 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4221 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4222 Slog.w(TAG, "Unable to update from " + oldPkg.name 4223 + " to " + newPkg.packageName 4224 + ": old package not in system partition"); 4225 return false; 4226 } else if (mPackages.get(oldPkg.name) != null) { 4227 Slog.w(TAG, "Unable to update from " + oldPkg.name 4228 + " to " + newPkg.packageName 4229 + ": old package still exists"); 4230 return false; 4231 } 4232 return true; 4233 } 4234 4235 File getDataPathForUser(int userId) { 4236 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4237 } 4238 4239 private File getDataPathForPackage(String packageName, int userId) { 4240 /* 4241 * Until we fully support multiple users, return the directory we 4242 * previously would have. The PackageManagerTests will need to be 4243 * revised when this is changed back.. 4244 */ 4245 if (userId == 0) { 4246 return new File(mAppDataDir, packageName); 4247 } else { 4248 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4249 + File.separator + packageName); 4250 } 4251 } 4252 4253 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4254 int[] users = sUserManager.getUserIds(); 4255 int res = mInstaller.install(packageName, uid, uid, seinfo); 4256 if (res < 0) { 4257 return res; 4258 } 4259 for (int user : users) { 4260 if (user != 0) { 4261 res = mInstaller.createUserData(packageName, 4262 UserHandle.getUid(user, uid), user, seinfo); 4263 if (res < 0) { 4264 return res; 4265 } 4266 } 4267 } 4268 return res; 4269 } 4270 4271 private int removeDataDirsLI(String packageName) { 4272 int[] users = sUserManager.getUserIds(); 4273 int res = 0; 4274 for (int user : users) { 4275 int resInner = mInstaller.remove(packageName, user); 4276 if (resInner < 0) { 4277 res = resInner; 4278 } 4279 } 4280 4281 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4282 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4283 if (!nativeLibraryFile.delete()) { 4284 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4285 } 4286 4287 return res; 4288 } 4289 4290 private int addSharedLibraryLPw(final SharedLibraryEntry file, int num, 4291 PackageParser.Package changingLib) { 4292 if (file.path != null) { 4293 mTmpSharedLibraries[num] = file.path; 4294 return num+1; 4295 } 4296 PackageParser.Package p = mPackages.get(file.apk); 4297 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4298 // If we are doing this while in the middle of updating a library apk, 4299 // then we need to make sure to use that new apk for determining the 4300 // dependencies here. (We haven't yet finished committing the new apk 4301 // to the package manager state.) 4302 if (p == null || p.packageName.equals(changingLib.packageName)) { 4303 p = changingLib; 4304 } 4305 } 4306 if (p != null) { 4307 String path = p.mPath; 4308 for (int i=0; i<num; i++) { 4309 if (mTmpSharedLibraries[i].equals(path)) { 4310 return num; 4311 } 4312 } 4313 mTmpSharedLibraries[num] = p.mPath; 4314 return num+1; 4315 } 4316 return num; 4317 } 4318 4319 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4320 PackageParser.Package changingLib) { 4321 // We might be upgrading from a version of the platform that did not 4322 // provide per-package native library directories for system apps. 4323 // Fix that up here. 4324 if (isSystemApp(pkg)) { 4325 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4326 setInternalAppNativeLibraryPath(pkg, ps); 4327 } 4328 4329 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4330 if (mTmpSharedLibraries == null || 4331 mTmpSharedLibraries.length < mSharedLibraries.size()) { 4332 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 4333 } 4334 int num = 0; 4335 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4336 for (int i=0; i<N; i++) { 4337 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4338 if (file == null) { 4339 Slog.e(TAG, "Package " + pkg.packageName 4340 + " requires unavailable shared library " 4341 + pkg.usesLibraries.get(i) + "; failing!"); 4342 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4343 return false; 4344 } 4345 num = addSharedLibraryLPw(file, num, changingLib); 4346 } 4347 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4348 for (int i=0; i<N; i++) { 4349 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4350 if (file == null) { 4351 Slog.w(TAG, "Package " + pkg.packageName 4352 + " desires unavailable shared library " 4353 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4354 } else { 4355 num = addSharedLibraryLPw(file, num, changingLib); 4356 } 4357 } 4358 if (num > 0) { 4359 pkg.usesLibraryFiles = new String[num]; 4360 System.arraycopy(mTmpSharedLibraries, 0, 4361 pkg.usesLibraryFiles, 0, num); 4362 } else { 4363 pkg.usesLibraryFiles = null; 4364 } 4365 } 4366 return true; 4367 } 4368 4369 private static boolean hasString(List<String> list, List<String> which) { 4370 if (list == null) { 4371 return false; 4372 } 4373 for (int i=list.size()-1; i>=0; i--) { 4374 for (int j=which.size()-1; j>=0; j--) { 4375 if (which.get(j).equals(list.get(i))) { 4376 return true; 4377 } 4378 } 4379 } 4380 return false; 4381 } 4382 4383 private void updateAllSharedLibrariesLPw() { 4384 for (PackageParser.Package pkg : mPackages.values()) { 4385 updateSharedLibrariesLPw(pkg, null); 4386 } 4387 } 4388 4389 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4390 PackageParser.Package changingPkg) { 4391 ArrayList<PackageParser.Package> res = null; 4392 for (PackageParser.Package pkg : mPackages.values()) { 4393 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4394 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4395 if (res == null) { 4396 res = new ArrayList<PackageParser.Package>(); 4397 } 4398 res.add(pkg); 4399 updateSharedLibrariesLPw(pkg, changingPkg); 4400 } 4401 } 4402 return res; 4403 } 4404 4405 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4406 int parseFlags, int scanMode, long currentTime, UserHandle user) { 4407 File scanFile = new File(pkg.mScanPath); 4408 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 4409 pkg.applicationInfo.publicSourceDir == null) { 4410 // Bail out. The resource and code paths haven't been set. 4411 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4412 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4413 return null; 4414 } 4415 4416 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4417 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4418 } 4419 4420 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4421 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4422 } 4423 4424 if (mCustomResolverComponentName != null && 4425 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4426 setUpCustomResolverActivity(pkg); 4427 } 4428 4429 if (pkg.packageName.equals("android")) { 4430 synchronized (mPackages) { 4431 if (mAndroidApplication != null) { 4432 Slog.w(TAG, "*************************************************"); 4433 Slog.w(TAG, "Core android package being redefined. Skipping."); 4434 Slog.w(TAG, " file=" + scanFile); 4435 Slog.w(TAG, "*************************************************"); 4436 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4437 return null; 4438 } 4439 4440 // Set up information for our fall-back user intent resolution activity. 4441 mPlatformPackage = pkg; 4442 pkg.mVersionCode = mSdkVersion; 4443 mAndroidApplication = pkg.applicationInfo; 4444 4445 if (!mResolverReplaced) { 4446 mResolveActivity.applicationInfo = mAndroidApplication; 4447 mResolveActivity.name = ResolverActivity.class.getName(); 4448 mResolveActivity.packageName = mAndroidApplication.packageName; 4449 mResolveActivity.processName = "system:ui"; 4450 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4451 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4452 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 4453 mResolveActivity.exported = true; 4454 mResolveActivity.enabled = true; 4455 mResolveInfo.activityInfo = mResolveActivity; 4456 mResolveInfo.priority = 0; 4457 mResolveInfo.preferredOrder = 0; 4458 mResolveInfo.match = 0; 4459 mResolveComponentName = new ComponentName( 4460 mAndroidApplication.packageName, mResolveActivity.name); 4461 } 4462 } 4463 } 4464 4465 if (DEBUG_PACKAGE_SCANNING) { 4466 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4467 Log.d(TAG, "Scanning package " + pkg.packageName); 4468 } 4469 4470 if (mPackages.containsKey(pkg.packageName) 4471 || mSharedLibraries.containsKey(pkg.packageName)) { 4472 Slog.w(TAG, "Application package " + pkg.packageName 4473 + " already installed. Skipping duplicate."); 4474 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4475 return null; 4476 } 4477 4478 // Initialize package source and resource directories 4479 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4480 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4481 4482 SharedUserSetting suid = null; 4483 PackageSetting pkgSetting = null; 4484 4485 if (!isSystemApp(pkg)) { 4486 // Only system apps can use these features. 4487 pkg.mOriginalPackages = null; 4488 pkg.mRealPackage = null; 4489 pkg.mAdoptPermissions = null; 4490 } 4491 4492 // writer 4493 synchronized (mPackages) { 4494 if (pkg.mSharedUserId != null) { 4495 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4496 if (suid == null) { 4497 Slog.w(TAG, "Creating application package " + pkg.packageName 4498 + " for shared user failed"); 4499 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4500 return null; 4501 } 4502 if (DEBUG_PACKAGE_SCANNING) { 4503 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4504 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 4505 + "): packages=" + suid.packages); 4506 } 4507 } 4508 4509 // Check if we are renaming from an original package name. 4510 PackageSetting origPackage = null; 4511 String realName = null; 4512 if (pkg.mOriginalPackages != null) { 4513 // This package may need to be renamed to a previously 4514 // installed name. Let's check on that... 4515 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 4516 if (pkg.mOriginalPackages.contains(renamed)) { 4517 // This package had originally been installed as the 4518 // original name, and we have already taken care of 4519 // transitioning to the new one. Just update the new 4520 // one to continue using the old name. 4521 realName = pkg.mRealPackage; 4522 if (!pkg.packageName.equals(renamed)) { 4523 // Callers into this function may have already taken 4524 // care of renaming the package; only do it here if 4525 // it is not already done. 4526 pkg.setPackageName(renamed); 4527 } 4528 4529 } else { 4530 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 4531 if ((origPackage = mSettings.peekPackageLPr( 4532 pkg.mOriginalPackages.get(i))) != null) { 4533 // We do have the package already installed under its 4534 // original name... should we use it? 4535 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 4536 // New package is not compatible with original. 4537 origPackage = null; 4538 continue; 4539 } else if (origPackage.sharedUser != null) { 4540 // Make sure uid is compatible between packages. 4541 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 4542 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 4543 + " to " + pkg.packageName + ": old uid " 4544 + origPackage.sharedUser.name 4545 + " differs from " + pkg.mSharedUserId); 4546 origPackage = null; 4547 continue; 4548 } 4549 } else { 4550 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 4551 + pkg.packageName + " to old name " + origPackage.name); 4552 } 4553 break; 4554 } 4555 } 4556 } 4557 } 4558 4559 if (mTransferedPackages.contains(pkg.packageName)) { 4560 Slog.w(TAG, "Package " + pkg.packageName 4561 + " was transferred to another, but its .apk remains"); 4562 } 4563 4564 // Just create the setting, don't add it yet. For already existing packages 4565 // the PkgSetting exists already and doesn't have to be created. 4566 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 4567 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 4568 pkg.applicationInfo.requiredCpuAbi, 4569 pkg.applicationInfo.flags, user, false); 4570 if (pkgSetting == null) { 4571 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 4572 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4573 return null; 4574 } 4575 4576 if (pkgSetting.origPackage != null) { 4577 // If we are first transitioning from an original package, 4578 // fix up the new package's name now. We need to do this after 4579 // looking up the package under its new name, so getPackageLP 4580 // can take care of fiddling things correctly. 4581 pkg.setPackageName(origPackage.name); 4582 4583 // File a report about this. 4584 String msg = "New package " + pkgSetting.realName 4585 + " renamed to replace old package " + pkgSetting.name; 4586 reportSettingsProblem(Log.WARN, msg); 4587 4588 // Make a note of it. 4589 mTransferedPackages.add(origPackage.name); 4590 4591 // No longer need to retain this. 4592 pkgSetting.origPackage = null; 4593 } 4594 4595 if (realName != null) { 4596 // Make a note of it. 4597 mTransferedPackages.add(pkg.packageName); 4598 } 4599 4600 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 4601 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 4602 } 4603 4604 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4605 // Check all shared libraries and map to their actual file path. 4606 // We only do this here for apps not on a system dir, because those 4607 // are the only ones that can fail an install due to this. We 4608 // will take care of the system apps by updating all of their 4609 // library paths after the scan is done. 4610 if (!updateSharedLibrariesLPw(pkg, null)) { 4611 return null; 4612 } 4613 } 4614 4615 if (mFoundPolicyFile) { 4616 SELinuxMMAC.assignSeinfoValue(pkg); 4617 } 4618 4619 pkg.applicationInfo.uid = pkgSetting.appId; 4620 pkg.mExtras = pkgSetting; 4621 4622 if (!verifySignaturesLP(pkgSetting, pkg)) { 4623 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4624 return null; 4625 } 4626 // The signature has changed, but this package is in the system 4627 // image... let's recover! 4628 pkgSetting.signatures.mSignatures = pkg.mSignatures; 4629 // However... if this package is part of a shared user, but it 4630 // doesn't match the signature of the shared user, let's fail. 4631 // What this means is that you can't change the signatures 4632 // associated with an overall shared user, which doesn't seem all 4633 // that unreasonable. 4634 if (pkgSetting.sharedUser != null) { 4635 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4636 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4637 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 4638 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 4639 return null; 4640 } 4641 } 4642 // File a report about this. 4643 String msg = "System package " + pkg.packageName 4644 + " signature changed; retaining data."; 4645 reportSettingsProblem(Log.WARN, msg); 4646 } 4647 4648 // Verify that this new package doesn't have any content providers 4649 // that conflict with existing packages. Only do this if the 4650 // package isn't already installed, since we don't want to break 4651 // things that are installed. 4652 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 4653 final int N = pkg.providers.size(); 4654 int i; 4655 for (i=0; i<N; i++) { 4656 PackageParser.Provider p = pkg.providers.get(i); 4657 if (p.info.authority != null) { 4658 String names[] = p.info.authority.split(";"); 4659 for (int j = 0; j < names.length; j++) { 4660 if (mProvidersByAuthority.containsKey(names[j])) { 4661 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4662 Slog.w(TAG, "Can't install because provider name " + names[j] + 4663 " (in package " + pkg.applicationInfo.packageName + 4664 ") is already used by " 4665 + ((other != null && other.getComponentName() != null) 4666 ? other.getComponentName().getPackageName() : "?")); 4667 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 4668 return null; 4669 } 4670 } 4671 } 4672 } 4673 } 4674 4675 if (pkg.mAdoptPermissions != null) { 4676 // This package wants to adopt ownership of permissions from 4677 // another package. 4678 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 4679 final String origName = pkg.mAdoptPermissions.get(i); 4680 final PackageSetting orig = mSettings.peekPackageLPr(origName); 4681 if (orig != null) { 4682 if (verifyPackageUpdateLPr(orig, pkg)) { 4683 Slog.i(TAG, "Adopting permissions from " + origName + " to " 4684 + pkg.packageName); 4685 mSettings.transferPermissionsLPw(origName, pkg.packageName); 4686 } 4687 } 4688 } 4689 } 4690 } 4691 4692 final String pkgName = pkg.packageName; 4693 4694 final long scanFileTime = scanFile.lastModified(); 4695 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 4696 pkg.applicationInfo.processName = fixProcessName( 4697 pkg.applicationInfo.packageName, 4698 pkg.applicationInfo.processName, 4699 pkg.applicationInfo.uid); 4700 4701 File dataPath; 4702 if (mPlatformPackage == pkg) { 4703 // The system package is special. 4704 dataPath = new File (Environment.getDataDirectory(), "system"); 4705 pkg.applicationInfo.dataDir = dataPath.getPath(); 4706 } else { 4707 // This is a normal package, need to make its data directory. 4708 dataPath = getDataPathForPackage(pkg.packageName, 0); 4709 4710 boolean uidError = false; 4711 4712 if (dataPath.exists()) { 4713 int currentUid = 0; 4714 try { 4715 StructStat stat = Libcore.os.stat(dataPath.getPath()); 4716 currentUid = stat.st_uid; 4717 } catch (ErrnoException e) { 4718 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 4719 } 4720 4721 // If we have mismatched owners for the data path, we have a problem. 4722 if (currentUid != pkg.applicationInfo.uid) { 4723 boolean recovered = false; 4724 if (currentUid == 0) { 4725 // The directory somehow became owned by root. Wow. 4726 // This is probably because the system was stopped while 4727 // installd was in the middle of messing with its libs 4728 // directory. Ask installd to fix that. 4729 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 4730 pkg.applicationInfo.uid); 4731 if (ret >= 0) { 4732 recovered = true; 4733 String msg = "Package " + pkg.packageName 4734 + " unexpectedly changed to uid 0; recovered to " + 4735 + pkg.applicationInfo.uid; 4736 reportSettingsProblem(Log.WARN, msg); 4737 } 4738 } 4739 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4740 || (scanMode&SCAN_BOOTING) != 0)) { 4741 // If this is a system app, we can at least delete its 4742 // current data so the application will still work. 4743 int ret = removeDataDirsLI(pkgName); 4744 if (ret >= 0) { 4745 // TODO: Kill the processes first 4746 // Old data gone! 4747 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4748 ? "System package " : "Third party package "; 4749 String msg = prefix + pkg.packageName 4750 + " has changed from uid: " 4751 + currentUid + " to " 4752 + pkg.applicationInfo.uid + "; old data erased"; 4753 reportSettingsProblem(Log.WARN, msg); 4754 recovered = true; 4755 4756 // And now re-install the app. 4757 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4758 pkg.applicationInfo.seinfo); 4759 if (ret == -1) { 4760 // Ack should not happen! 4761 msg = prefix + pkg.packageName 4762 + " could not have data directory re-created after delete."; 4763 reportSettingsProblem(Log.WARN, msg); 4764 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4765 return null; 4766 } 4767 } 4768 if (!recovered) { 4769 mHasSystemUidErrors = true; 4770 } 4771 } else if (!recovered) { 4772 // If we allow this install to proceed, we will be broken. 4773 // Abort, abort! 4774 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4775 return null; 4776 } 4777 if (!recovered) { 4778 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4779 + pkg.applicationInfo.uid + "/fs_" 4780 + currentUid; 4781 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4782 String msg = "Package " + pkg.packageName 4783 + " has mismatched uid: " 4784 + currentUid + " on disk, " 4785 + pkg.applicationInfo.uid + " in settings"; 4786 // writer 4787 synchronized (mPackages) { 4788 mSettings.mReadMessages.append(msg); 4789 mSettings.mReadMessages.append('\n'); 4790 uidError = true; 4791 if (!pkgSetting.uidError) { 4792 reportSettingsProblem(Log.ERROR, msg); 4793 } 4794 } 4795 } 4796 } 4797 pkg.applicationInfo.dataDir = dataPath.getPath(); 4798 if (mShouldRestoreconData) { 4799 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 4800 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 4801 pkg.applicationInfo.uid); 4802 } 4803 } else { 4804 if (DEBUG_PACKAGE_SCANNING) { 4805 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4806 Log.v(TAG, "Want this data dir: " + dataPath); 4807 } 4808 //invoke installer to do the actual installation 4809 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4810 pkg.applicationInfo.seinfo); 4811 if (ret < 0) { 4812 // Error from installer 4813 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4814 return null; 4815 } 4816 4817 if (dataPath.exists()) { 4818 pkg.applicationInfo.dataDir = dataPath.getPath(); 4819 } else { 4820 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4821 pkg.applicationInfo.dataDir = null; 4822 } 4823 } 4824 4825 /* 4826 * Set the data dir to the default "/data/data/<package name>/lib" 4827 * if we got here without anyone telling us different (e.g., apps 4828 * stored on SD card have their native libraries stored in the ASEC 4829 * container with the APK). 4830 * 4831 * This happens during an upgrade from a package settings file that 4832 * doesn't have a native library path attribute at all. 4833 */ 4834 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4835 if (pkgSetting.nativeLibraryPathString == null) { 4836 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4837 } else { 4838 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4839 } 4840 } 4841 pkgSetting.uidError = uidError; 4842 } 4843 4844 String path = scanFile.getPath(); 4845 /* Note: We don't want to unpack the native binaries for 4846 * system applications, unless they have been updated 4847 * (the binaries are already under /system/lib). 4848 * Also, don't unpack libs for apps on the external card 4849 * since they should have their libraries in the ASEC 4850 * container already. 4851 * 4852 * In other words, we're going to unpack the binaries 4853 * only for non-system apps and system app upgrades. 4854 */ 4855 if (pkg.applicationInfo.nativeLibraryDir != null) { 4856 try { 4857 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4858 final String dataPathString = dataPath.getCanonicalPath(); 4859 4860 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4861 /* 4862 * Upgrading from a previous version of the OS sometimes 4863 * leaves native libraries in the /data/data/<app>/lib 4864 * directory for system apps even when they shouldn't be. 4865 * Recent changes in the JNI library search path 4866 * necessitates we remove those to match previous behavior. 4867 */ 4868 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4869 Log.i(TAG, "removed obsolete native libraries for system package " 4870 + path); 4871 } 4872 } else { 4873 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4874 /* 4875 * Update native library dir if it starts with 4876 * /data/data 4877 */ 4878 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4879 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4880 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4881 } 4882 4883 try { 4884 int copyRet = copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir); 4885 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4886 Slog.e(TAG, "Unable to copy native libraries"); 4887 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4888 return null; 4889 } 4890 4891 // We've successfully copied native libraries across, so we make a 4892 // note of what ABI we're using 4893 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4894 pkg.applicationInfo.requiredCpuAbi = Build.SUPPORTED_ABIS[copyRet]; 4895 } else { 4896 pkg.applicationInfo.requiredCpuAbi = null; 4897 } 4898 } catch (IOException e) { 4899 Slog.e(TAG, "Unable to copy native libraries", e); 4900 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4901 return null; 4902 } 4903 } 4904 4905 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 4906 final int[] userIds = sUserManager.getUserIds(); 4907 synchronized (mInstallLock) { 4908 for (int userId : userIds) { 4909 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 4910 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 4911 Slog.w(TAG, "Failed linking native library dir (user=" + userId 4912 + ")"); 4913 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4914 return null; 4915 } 4916 } 4917 } 4918 } 4919 } catch (IOException ioe) { 4920 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4921 } 4922 } 4923 pkg.mScanPath = path; 4924 4925 if ((scanMode&SCAN_NO_DEX) == 0) { 4926 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4927 == DEX_OPT_FAILED) { 4928 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4929 removeDataDirsLI(pkg.packageName); 4930 } 4931 4932 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4933 return null; 4934 } 4935 } 4936 4937 if (mFactoryTest && pkg.requestedPermissions.contains( 4938 android.Manifest.permission.FACTORY_TEST)) { 4939 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4940 } 4941 4942 ArrayList<PackageParser.Package> clientLibPkgs = null; 4943 4944 // writer 4945 synchronized (mPackages) { 4946 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 4947 // Only system apps can add new shared libraries. 4948 if (pkg.libraryNames != null) { 4949 for (int i=0; i<pkg.libraryNames.size(); i++) { 4950 String name = pkg.libraryNames.get(i); 4951 boolean allowed = false; 4952 if (isUpdatedSystemApp(pkg)) { 4953 // New library entries can only be added through the 4954 // system image. This is important to get rid of a lot 4955 // of nasty edge cases: for example if we allowed a non- 4956 // system update of the app to add a library, then uninstalling 4957 // the update would make the library go away, and assumptions 4958 // we made such as through app install filtering would now 4959 // have allowed apps on the device which aren't compatible 4960 // with it. Better to just have the restriction here, be 4961 // conservative, and create many fewer cases that can negatively 4962 // impact the user experience. 4963 final PackageSetting sysPs = mSettings 4964 .getDisabledSystemPkgLPr(pkg.packageName); 4965 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 4966 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 4967 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 4968 allowed = true; 4969 allowed = true; 4970 break; 4971 } 4972 } 4973 } 4974 } else { 4975 allowed = true; 4976 } 4977 if (allowed) { 4978 if (!mSharedLibraries.containsKey(name)) { 4979 mSharedLibraries.put(name, new SharedLibraryEntry(null, 4980 pkg.packageName)); 4981 } else if (!name.equals(pkg.packageName)) { 4982 Slog.w(TAG, "Package " + pkg.packageName + " library " 4983 + name + " already exists; skipping"); 4984 } 4985 } else { 4986 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 4987 + name + " that is not declared on system image; skipping"); 4988 } 4989 } 4990 if ((scanMode&SCAN_BOOTING) == 0) { 4991 // If we are not booting, we need to update any applications 4992 // that are clients of our shared library. If we are booting, 4993 // this will all be done once the scan is complete. 4994 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 4995 } 4996 } 4997 } 4998 } 4999 5000 // We also need to dexopt any apps that are dependent on this library. Note that 5001 // if these fail, we should abort the install since installing the library will 5002 // result in some apps being broken. 5003 if (clientLibPkgs != null) { 5004 if ((scanMode&SCAN_NO_DEX) == 0) { 5005 for (int i=0; i<clientLibPkgs.size(); i++) { 5006 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5007 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5008 == DEX_OPT_FAILED) { 5009 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5010 removeDataDirsLI(pkg.packageName); 5011 } 5012 5013 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5014 return null; 5015 } 5016 } 5017 } 5018 } 5019 5020 // Request the ActivityManager to kill the process(only for existing packages) 5021 // so that we do not end up in a confused state while the user is still using the older 5022 // version of the application while the new one gets installed. 5023 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5024 // If the package lives in an asec, tell everyone that the container is going 5025 // away so they can clean up any references to its resources (which would prevent 5026 // vold from being able to unmount the asec) 5027 if (isForwardLocked(pkg) || isExternal(pkg)) { 5028 if (DEBUG_INSTALL) { 5029 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5030 } 5031 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5032 final ArrayList<String> pkgList = new ArrayList<String>(1); 5033 pkgList.add(pkg.applicationInfo.packageName); 5034 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5035 } 5036 5037 // Post the request that it be killed now that the going-away broadcast is en route 5038 killApplication(pkg.applicationInfo.packageName, 5039 pkg.applicationInfo.uid, "update pkg"); 5040 } 5041 5042 // Also need to kill any apps that are dependent on the library. 5043 if (clientLibPkgs != null) { 5044 for (int i=0; i<clientLibPkgs.size(); i++) { 5045 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5046 killApplication(clientPkg.applicationInfo.packageName, 5047 clientPkg.applicationInfo.uid, "update lib"); 5048 } 5049 } 5050 5051 // writer 5052 synchronized (mPackages) { 5053 // We don't expect installation to fail beyond this point, 5054 if ((scanMode&SCAN_MONITOR) != 0) { 5055 mAppDirs.put(pkg.mPath, pkg); 5056 } 5057 // Add the new setting to mSettings 5058 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5059 // Add the new setting to mPackages 5060 mPackages.put(pkg.applicationInfo.packageName, pkg); 5061 // Make sure we don't accidentally delete its data. 5062 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5063 while (iter.hasNext()) { 5064 PackageCleanItem item = iter.next(); 5065 if (pkgName.equals(item.packageName)) { 5066 iter.remove(); 5067 } 5068 } 5069 5070 // Take care of first install / last update times. 5071 if (currentTime != 0) { 5072 if (pkgSetting.firstInstallTime == 0) { 5073 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5074 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5075 pkgSetting.lastUpdateTime = currentTime; 5076 } 5077 } else if (pkgSetting.firstInstallTime == 0) { 5078 // We need *something*. Take time time stamp of the file. 5079 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5080 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5081 if (scanFileTime != pkgSetting.timeStamp) { 5082 // A package on the system image has changed; consider this 5083 // to be an update. 5084 pkgSetting.lastUpdateTime = scanFileTime; 5085 } 5086 } 5087 5088 // Add the package's KeySets to the global KeySetManager 5089 KeySetManager ksm = mSettings.mKeySetManager; 5090 try { 5091 ksm.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5092 if (pkg.mKeySetMapping != null) { 5093 for (Map.Entry<String, Set<PublicKey>> entry : pkg.mKeySetMapping.entrySet()) { 5094 if (entry.getValue() != null) { 5095 ksm.addDefinedKeySetToPackage(pkg.packageName, 5096 entry.getValue(), entry.getKey()); 5097 } 5098 } 5099 } 5100 } catch (NullPointerException e) { 5101 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5102 } catch (IllegalArgumentException e) { 5103 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5104 } 5105 5106 int N = pkg.providers.size(); 5107 StringBuilder r = null; 5108 int i; 5109 for (i=0; i<N; i++) { 5110 PackageParser.Provider p = pkg.providers.get(i); 5111 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5112 p.info.processName, pkg.applicationInfo.uid); 5113 mProviders.addProvider(p); 5114 p.syncable = p.info.isSyncable; 5115 if (p.info.authority != null) { 5116 String names[] = p.info.authority.split(";"); 5117 p.info.authority = null; 5118 for (int j = 0; j < names.length; j++) { 5119 if (j == 1 && p.syncable) { 5120 // We only want the first authority for a provider to possibly be 5121 // syncable, so if we already added this provider using a different 5122 // authority clear the syncable flag. We copy the provider before 5123 // changing it because the mProviders object contains a reference 5124 // to a provider that we don't want to change. 5125 // Only do this for the second authority since the resulting provider 5126 // object can be the same for all future authorities for this provider. 5127 p = new PackageParser.Provider(p); 5128 p.syncable = false; 5129 } 5130 if (!mProvidersByAuthority.containsKey(names[j])) { 5131 mProvidersByAuthority.put(names[j], p); 5132 if (p.info.authority == null) { 5133 p.info.authority = names[j]; 5134 } else { 5135 p.info.authority = p.info.authority + ";" + names[j]; 5136 } 5137 if (DEBUG_PACKAGE_SCANNING) { 5138 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5139 Log.d(TAG, "Registered content provider: " + names[j] 5140 + ", className = " + p.info.name + ", isSyncable = " 5141 + p.info.isSyncable); 5142 } 5143 } else { 5144 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5145 Slog.w(TAG, "Skipping provider name " + names[j] + 5146 " (in package " + pkg.applicationInfo.packageName + 5147 "): name already used by " 5148 + ((other != null && other.getComponentName() != null) 5149 ? other.getComponentName().getPackageName() : "?")); 5150 } 5151 } 5152 } 5153 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5154 if (r == null) { 5155 r = new StringBuilder(256); 5156 } else { 5157 r.append(' '); 5158 } 5159 r.append(p.info.name); 5160 } 5161 } 5162 if (r != null) { 5163 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5164 } 5165 5166 N = pkg.services.size(); 5167 r = null; 5168 for (i=0; i<N; i++) { 5169 PackageParser.Service s = pkg.services.get(i); 5170 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5171 s.info.processName, pkg.applicationInfo.uid); 5172 mServices.addService(s); 5173 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5174 if (r == null) { 5175 r = new StringBuilder(256); 5176 } else { 5177 r.append(' '); 5178 } 5179 r.append(s.info.name); 5180 } 5181 } 5182 if (r != null) { 5183 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5184 } 5185 5186 N = pkg.receivers.size(); 5187 r = null; 5188 for (i=0; i<N; i++) { 5189 PackageParser.Activity a = pkg.receivers.get(i); 5190 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5191 a.info.processName, pkg.applicationInfo.uid); 5192 mReceivers.addActivity(a, "receiver"); 5193 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5194 if (r == null) { 5195 r = new StringBuilder(256); 5196 } else { 5197 r.append(' '); 5198 } 5199 r.append(a.info.name); 5200 } 5201 } 5202 if (r != null) { 5203 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5204 } 5205 5206 N = pkg.activities.size(); 5207 r = null; 5208 for (i=0; i<N; i++) { 5209 PackageParser.Activity a = pkg.activities.get(i); 5210 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5211 a.info.processName, pkg.applicationInfo.uid); 5212 mActivities.addActivity(a, "activity"); 5213 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5214 if (r == null) { 5215 r = new StringBuilder(256); 5216 } else { 5217 r.append(' '); 5218 } 5219 r.append(a.info.name); 5220 } 5221 } 5222 if (r != null) { 5223 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5224 } 5225 5226 N = pkg.permissionGroups.size(); 5227 r = null; 5228 for (i=0; i<N; i++) { 5229 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5230 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5231 if (cur == null) { 5232 mPermissionGroups.put(pg.info.name, pg); 5233 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5234 if (r == null) { 5235 r = new StringBuilder(256); 5236 } else { 5237 r.append(' '); 5238 } 5239 r.append(pg.info.name); 5240 } 5241 } else { 5242 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5243 + pg.info.packageName + " ignored: original from " 5244 + cur.info.packageName); 5245 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5246 if (r == null) { 5247 r = new StringBuilder(256); 5248 } else { 5249 r.append(' '); 5250 } 5251 r.append("DUP:"); 5252 r.append(pg.info.name); 5253 } 5254 } 5255 } 5256 if (r != null) { 5257 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5258 } 5259 5260 N = pkg.permissions.size(); 5261 r = null; 5262 for (i=0; i<N; i++) { 5263 PackageParser.Permission p = pkg.permissions.get(i); 5264 HashMap<String, BasePermission> permissionMap = 5265 p.tree ? mSettings.mPermissionTrees 5266 : mSettings.mPermissions; 5267 p.group = mPermissionGroups.get(p.info.group); 5268 if (p.info.group == null || p.group != null) { 5269 BasePermission bp = permissionMap.get(p.info.name); 5270 if (bp == null) { 5271 bp = new BasePermission(p.info.name, p.info.packageName, 5272 BasePermission.TYPE_NORMAL); 5273 permissionMap.put(p.info.name, bp); 5274 } 5275 if (bp.perm == null) { 5276 if (bp.sourcePackage != null 5277 && !bp.sourcePackage.equals(p.info.packageName)) { 5278 // If this is a permission that was formerly defined by a non-system 5279 // app, but is now defined by a system app (following an upgrade), 5280 // discard the previous declaration and consider the system's to be 5281 // canonical. 5282 if (isSystemApp(p.owner)) { 5283 String msg = "New decl " + p.owner + " of permission " 5284 + p.info.name + " is system"; 5285 reportSettingsProblem(Log.WARN, msg); 5286 bp.sourcePackage = null; 5287 } 5288 } 5289 if (bp.sourcePackage == null 5290 || bp.sourcePackage.equals(p.info.packageName)) { 5291 BasePermission tree = findPermissionTreeLP(p.info.name); 5292 if (tree == null 5293 || tree.sourcePackage.equals(p.info.packageName)) { 5294 bp.packageSetting = pkgSetting; 5295 bp.perm = p; 5296 bp.uid = pkg.applicationInfo.uid; 5297 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5298 if (r == null) { 5299 r = new StringBuilder(256); 5300 } else { 5301 r.append(' '); 5302 } 5303 r.append(p.info.name); 5304 } 5305 } else { 5306 Slog.w(TAG, "Permission " + p.info.name + " from package " 5307 + p.info.packageName + " ignored: base tree " 5308 + tree.name + " is from package " 5309 + tree.sourcePackage); 5310 } 5311 } else { 5312 Slog.w(TAG, "Permission " + p.info.name + " from package " 5313 + p.info.packageName + " ignored: original from " 5314 + bp.sourcePackage); 5315 } 5316 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5317 if (r == null) { 5318 r = new StringBuilder(256); 5319 } else { 5320 r.append(' '); 5321 } 5322 r.append("DUP:"); 5323 r.append(p.info.name); 5324 } 5325 if (bp.perm == p) { 5326 bp.protectionLevel = p.info.protectionLevel; 5327 } 5328 } else { 5329 Slog.w(TAG, "Permission " + p.info.name + " from package " 5330 + p.info.packageName + " ignored: no group " 5331 + p.group); 5332 } 5333 } 5334 if (r != null) { 5335 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5336 } 5337 5338 N = pkg.instrumentation.size(); 5339 r = null; 5340 for (i=0; i<N; i++) { 5341 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5342 a.info.packageName = pkg.applicationInfo.packageName; 5343 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5344 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5345 a.info.dataDir = pkg.applicationInfo.dataDir; 5346 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5347 mInstrumentation.put(a.getComponentName(), a); 5348 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5349 if (r == null) { 5350 r = new StringBuilder(256); 5351 } else { 5352 r.append(' '); 5353 } 5354 r.append(a.info.name); 5355 } 5356 } 5357 if (r != null) { 5358 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5359 } 5360 5361 if (pkg.protectedBroadcasts != null) { 5362 N = pkg.protectedBroadcasts.size(); 5363 for (i=0; i<N; i++) { 5364 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5365 } 5366 } 5367 5368 pkgSetting.setTimeStamp(scanFileTime); 5369 5370 // Create idmap files for pairs of (packages, overlay packages). 5371 // Note: "android", ie framework-res.apk, is handled by native layers. 5372 if (pkg.mOverlayTarget != null) { 5373 // This is an overlay package. 5374 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5375 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5376 mOverlays.put(pkg.mOverlayTarget, 5377 new HashMap<String, PackageParser.Package>()); 5378 } 5379 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5380 map.put(pkg.packageName, pkg); 5381 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5382 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5383 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5384 return null; 5385 } 5386 } 5387 } else if (mOverlays.containsKey(pkg.packageName) && 5388 !pkg.packageName.equals("android")) { 5389 // This is a regular package, with one or more known overlay packages. 5390 createIdmapsForPackageLI(pkg); 5391 } 5392 } 5393 5394 return pkg; 5395 } 5396 5397 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 5398 synchronized (mPackages) { 5399 mResolverReplaced = true; 5400 // Set up information for custom user intent resolution activity. 5401 mResolveActivity.applicationInfo = pkg.applicationInfo; 5402 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 5403 mResolveActivity.packageName = pkg.applicationInfo.packageName; 5404 mResolveActivity.processName = null; 5405 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5406 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 5407 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 5408 mResolveActivity.theme = 0; 5409 mResolveActivity.exported = true; 5410 mResolveActivity.enabled = true; 5411 mResolveInfo.activityInfo = mResolveActivity; 5412 mResolveInfo.priority = 0; 5413 mResolveInfo.preferredOrder = 0; 5414 mResolveInfo.match = 0; 5415 mResolveComponentName = mCustomResolverComponentName; 5416 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 5417 mResolveComponentName); 5418 } 5419 } 5420 5421 private String calculateApkRoot(final String codePathString) { 5422 final File codePath = new File(codePathString); 5423 final File codeRoot; 5424 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 5425 codeRoot = Environment.getRootDirectory(); 5426 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 5427 codeRoot = Environment.getRootDirectory(); 5428 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 5429 codeRoot = Environment.getVendorDirectory(); 5430 } else { 5431 // Unrecognized code path; take its top real segment as the apk root: 5432 // e.g. /something/app/blah.apk => /something 5433 try { 5434 File f = codePath.getCanonicalFile(); 5435 File parent = f.getParentFile(); // non-null because codePath is a file 5436 File tmp; 5437 while ((tmp = parent.getParentFile()) != null) { 5438 f = parent; 5439 parent = tmp; 5440 } 5441 codeRoot = f; 5442 Slog.w(TAG, "Unrecognized code path " 5443 + codePath + " - using " + codeRoot); 5444 } catch (IOException e) { 5445 // Can't canonicalize the lib path -- shenanigans? 5446 Slog.w(TAG, "Can't canonicalize code path " + codePath); 5447 return Environment.getRootDirectory().getPath(); 5448 } 5449 } 5450 return codeRoot.getPath(); 5451 } 5452 5453 // This is the initial scan-time determination of how to handle a given 5454 // package for purposes of native library location. 5455 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 5456 PackageSetting pkgSetting) { 5457 // "bundled" here means system-installed with no overriding update 5458 final boolean bundledApk = isSystemApp(pkg) && !isUpdatedSystemApp(pkg); 5459 final String apkName = getApkName(pkg.applicationInfo.sourceDir); 5460 final File libDir; 5461 if (bundledApk) { 5462 // If "/system/lib64/apkname" exists, assume that is the per-package 5463 // native library directory to use; otherwise use "/system/lib/apkname". 5464 String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 5465 File lib64 = new File(apkRoot, LIB64_DIR_NAME); 5466 File packLib64 = new File(lib64, apkName); 5467 libDir = (packLib64.exists()) ? lib64 : new File(apkRoot, LIB_DIR_NAME); 5468 } else { 5469 libDir = mAppLibInstallDir; 5470 } 5471 final String nativeLibraryPath = (new File(libDir, apkName)).getPath(); 5472 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 5473 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 5474 } 5475 5476 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 5477 throws IOException { 5478 if (!nativeLibraryDir.isDirectory()) { 5479 nativeLibraryDir.delete(); 5480 5481 if (!nativeLibraryDir.mkdir()) { 5482 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 5483 } 5484 5485 try { 5486 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 5487 | S_IXOTH); 5488 } catch (ErrnoException e) { 5489 throw new IOException("Cannot chmod native library directory " 5490 + nativeLibraryDir.getPath(), e); 5491 } 5492 } else if (!SELinux.restorecon(nativeLibraryDir)) { 5493 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 5494 } 5495 5496 /* 5497 * If this is an internal application or our nativeLibraryPath points to 5498 * the app-lib directory, unpack the libraries if necessary. 5499 */ 5500 final NativeLibraryHelper.ApkHandle handle = new NativeLibraryHelper.ApkHandle(scanFile); 5501 try { 5502 int abi = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_ABIS); 5503 if (abi >= 0) { 5504 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 5505 nativeLibraryDir, Build.SUPPORTED_ABIS[abi]); 5506 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 5507 return copyRet; 5508 } 5509 } 5510 5511 return abi; 5512 } finally { 5513 handle.close(); 5514 } 5515 } 5516 5517 private void killApplication(String pkgName, int appId, String reason) { 5518 // Request the ActivityManager to kill the process(only for existing packages) 5519 // so that we do not end up in a confused state while the user is still using the older 5520 // version of the application while the new one gets installed. 5521 IActivityManager am = ActivityManagerNative.getDefault(); 5522 if (am != null) { 5523 try { 5524 am.killApplicationWithAppId(pkgName, appId, reason); 5525 } catch (RemoteException e) { 5526 } 5527 } 5528 } 5529 5530 void removePackageLI(PackageSetting ps, boolean chatty) { 5531 if (DEBUG_INSTALL) { 5532 if (chatty) 5533 Log.d(TAG, "Removing package " + ps.name); 5534 } 5535 5536 // writer 5537 synchronized (mPackages) { 5538 mPackages.remove(ps.name); 5539 if (ps.codePathString != null) { 5540 mAppDirs.remove(ps.codePathString); 5541 } 5542 5543 final PackageParser.Package pkg = ps.pkg; 5544 if (pkg != null) { 5545 cleanPackageDataStructuresLILPw(pkg, chatty); 5546 } 5547 } 5548 } 5549 5550 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 5551 if (DEBUG_INSTALL) { 5552 if (chatty) 5553 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 5554 } 5555 5556 // writer 5557 synchronized (mPackages) { 5558 mPackages.remove(pkg.applicationInfo.packageName); 5559 if (pkg.mPath != null) { 5560 mAppDirs.remove(pkg.mPath); 5561 } 5562 cleanPackageDataStructuresLILPw(pkg, chatty); 5563 } 5564 } 5565 5566 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 5567 int N = pkg.providers.size(); 5568 StringBuilder r = null; 5569 int i; 5570 for (i=0; i<N; i++) { 5571 PackageParser.Provider p = pkg.providers.get(i); 5572 mProviders.removeProvider(p); 5573 if (p.info.authority == null) { 5574 5575 /* There was another ContentProvider with this authority when 5576 * this app was installed so this authority is null, 5577 * Ignore it as we don't have to unregister the provider. 5578 */ 5579 continue; 5580 } 5581 String names[] = p.info.authority.split(";"); 5582 for (int j = 0; j < names.length; j++) { 5583 if (mProvidersByAuthority.get(names[j]) == p) { 5584 mProvidersByAuthority.remove(names[j]); 5585 if (DEBUG_REMOVE) { 5586 if (chatty) 5587 Log.d(TAG, "Unregistered content provider: " + names[j] 5588 + ", className = " + p.info.name + ", isSyncable = " 5589 + p.info.isSyncable); 5590 } 5591 } 5592 } 5593 if (DEBUG_REMOVE && chatty) { 5594 if (r == null) { 5595 r = new StringBuilder(256); 5596 } else { 5597 r.append(' '); 5598 } 5599 r.append(p.info.name); 5600 } 5601 } 5602 if (r != null) { 5603 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 5604 } 5605 5606 N = pkg.services.size(); 5607 r = null; 5608 for (i=0; i<N; i++) { 5609 PackageParser.Service s = pkg.services.get(i); 5610 mServices.removeService(s); 5611 if (chatty) { 5612 if (r == null) { 5613 r = new StringBuilder(256); 5614 } else { 5615 r.append(' '); 5616 } 5617 r.append(s.info.name); 5618 } 5619 } 5620 if (r != null) { 5621 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 5622 } 5623 5624 N = pkg.receivers.size(); 5625 r = null; 5626 for (i=0; i<N; i++) { 5627 PackageParser.Activity a = pkg.receivers.get(i); 5628 mReceivers.removeActivity(a, "receiver"); 5629 if (DEBUG_REMOVE && chatty) { 5630 if (r == null) { 5631 r = new StringBuilder(256); 5632 } else { 5633 r.append(' '); 5634 } 5635 r.append(a.info.name); 5636 } 5637 } 5638 if (r != null) { 5639 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 5640 } 5641 5642 N = pkg.activities.size(); 5643 r = null; 5644 for (i=0; i<N; i++) { 5645 PackageParser.Activity a = pkg.activities.get(i); 5646 mActivities.removeActivity(a, "activity"); 5647 if (DEBUG_REMOVE && chatty) { 5648 if (r == null) { 5649 r = new StringBuilder(256); 5650 } else { 5651 r.append(' '); 5652 } 5653 r.append(a.info.name); 5654 } 5655 } 5656 if (r != null) { 5657 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 5658 } 5659 5660 N = pkg.permissions.size(); 5661 r = null; 5662 for (i=0; i<N; i++) { 5663 PackageParser.Permission p = pkg.permissions.get(i); 5664 BasePermission bp = mSettings.mPermissions.get(p.info.name); 5665 if (bp == null) { 5666 bp = mSettings.mPermissionTrees.get(p.info.name); 5667 } 5668 if (bp != null && bp.perm == p) { 5669 bp.perm = null; 5670 if (DEBUG_REMOVE && chatty) { 5671 if (r == null) { 5672 r = new StringBuilder(256); 5673 } else { 5674 r.append(' '); 5675 } 5676 r.append(p.info.name); 5677 } 5678 } 5679 } 5680 if (r != null) { 5681 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 5682 } 5683 5684 N = pkg.instrumentation.size(); 5685 r = null; 5686 for (i=0; i<N; i++) { 5687 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5688 mInstrumentation.remove(a.getComponentName()); 5689 if (DEBUG_REMOVE && chatty) { 5690 if (r == null) { 5691 r = new StringBuilder(256); 5692 } else { 5693 r.append(' '); 5694 } 5695 r.append(a.info.name); 5696 } 5697 } 5698 if (r != null) { 5699 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 5700 } 5701 5702 r = null; 5703 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5704 // Only system apps can hold shared libraries. 5705 if (pkg.libraryNames != null) { 5706 for (i=0; i<pkg.libraryNames.size(); i++) { 5707 String name = pkg.libraryNames.get(i); 5708 SharedLibraryEntry cur = mSharedLibraries.get(name); 5709 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 5710 mSharedLibraries.remove(name); 5711 if (DEBUG_REMOVE && chatty) { 5712 if (r == null) { 5713 r = new StringBuilder(256); 5714 } else { 5715 r.append(' '); 5716 } 5717 r.append(name); 5718 } 5719 } 5720 } 5721 } 5722 } 5723 if (r != null) { 5724 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 5725 } 5726 } 5727 5728 private static final boolean isPackageFilename(String name) { 5729 return name != null && name.endsWith(".apk"); 5730 } 5731 5732 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 5733 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 5734 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 5735 return true; 5736 } 5737 } 5738 return false; 5739 } 5740 5741 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 5742 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 5743 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 5744 5745 private void updatePermissionsLPw(String changingPkg, 5746 PackageParser.Package pkgInfo, int flags) { 5747 // Make sure there are no dangling permission trees. 5748 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 5749 while (it.hasNext()) { 5750 final BasePermission bp = it.next(); 5751 if (bp.packageSetting == null) { 5752 // We may not yet have parsed the package, so just see if 5753 // we still know about its settings. 5754 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5755 } 5756 if (bp.packageSetting == null) { 5757 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 5758 + " from package " + bp.sourcePackage); 5759 it.remove(); 5760 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5761 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5762 Slog.i(TAG, "Removing old permission tree: " + bp.name 5763 + " from package " + bp.sourcePackage); 5764 flags |= UPDATE_PERMISSIONS_ALL; 5765 it.remove(); 5766 } 5767 } 5768 } 5769 5770 // Make sure all dynamic permissions have been assigned to a package, 5771 // and make sure there are no dangling permissions. 5772 it = mSettings.mPermissions.values().iterator(); 5773 while (it.hasNext()) { 5774 final BasePermission bp = it.next(); 5775 if (bp.type == BasePermission.TYPE_DYNAMIC) { 5776 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 5777 + bp.name + " pkg=" + bp.sourcePackage 5778 + " info=" + bp.pendingInfo); 5779 if (bp.packageSetting == null && bp.pendingInfo != null) { 5780 final BasePermission tree = findPermissionTreeLP(bp.name); 5781 if (tree != null && tree.perm != null) { 5782 bp.packageSetting = tree.packageSetting; 5783 bp.perm = new PackageParser.Permission(tree.perm.owner, 5784 new PermissionInfo(bp.pendingInfo)); 5785 bp.perm.info.packageName = tree.perm.info.packageName; 5786 bp.perm.info.name = bp.name; 5787 bp.uid = tree.uid; 5788 } 5789 } 5790 } 5791 if (bp.packageSetting == null) { 5792 // We may not yet have parsed the package, so just see if 5793 // we still know about its settings. 5794 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5795 } 5796 if (bp.packageSetting == null) { 5797 Slog.w(TAG, "Removing dangling permission: " + bp.name 5798 + " from package " + bp.sourcePackage); 5799 it.remove(); 5800 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5801 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5802 Slog.i(TAG, "Removing old permission: " + bp.name 5803 + " from package " + bp.sourcePackage); 5804 flags |= UPDATE_PERMISSIONS_ALL; 5805 it.remove(); 5806 } 5807 } 5808 } 5809 5810 // Now update the permissions for all packages, in particular 5811 // replace the granted permissions of the system packages. 5812 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 5813 for (PackageParser.Package pkg : mPackages.values()) { 5814 if (pkg != pkgInfo) { 5815 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 5816 } 5817 } 5818 } 5819 5820 if (pkgInfo != null) { 5821 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 5822 } 5823 } 5824 5825 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 5826 final PackageSetting ps = (PackageSetting) pkg.mExtras; 5827 if (ps == null) { 5828 return; 5829 } 5830 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 5831 HashSet<String> origPermissions = gp.grantedPermissions; 5832 boolean changedPermission = false; 5833 5834 if (replace) { 5835 ps.permissionsFixed = false; 5836 if (gp == ps) { 5837 origPermissions = new HashSet<String>(gp.grantedPermissions); 5838 gp.grantedPermissions.clear(); 5839 gp.gids = mGlobalGids; 5840 } 5841 } 5842 5843 if (gp.gids == null) { 5844 gp.gids = mGlobalGids; 5845 } 5846 5847 final int N = pkg.requestedPermissions.size(); 5848 for (int i=0; i<N; i++) { 5849 final String name = pkg.requestedPermissions.get(i); 5850 final boolean required = pkg.requestedPermissionsRequired.get(i); 5851 final BasePermission bp = mSettings.mPermissions.get(name); 5852 if (DEBUG_INSTALL) { 5853 if (gp != ps) { 5854 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 5855 } 5856 } 5857 5858 if (bp == null || bp.packageSetting == null) { 5859 Slog.w(TAG, "Unknown permission " + name 5860 + " in package " + pkg.packageName); 5861 continue; 5862 } 5863 5864 final String perm = bp.name; 5865 boolean allowed; 5866 boolean allowedSig = false; 5867 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 5868 if (level == PermissionInfo.PROTECTION_NORMAL 5869 || level == PermissionInfo.PROTECTION_DANGEROUS) { 5870 // We grant a normal or dangerous permission if any of the following 5871 // are true: 5872 // 1) The permission is required 5873 // 2) The permission is optional, but was granted in the past 5874 // 3) The permission is optional, but was requested by an 5875 // app in /system (not /data) 5876 // 5877 // Otherwise, reject the permission. 5878 allowed = (required || origPermissions.contains(perm) 5879 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 5880 } else if (bp.packageSetting == null) { 5881 // This permission is invalid; skip it. 5882 allowed = false; 5883 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 5884 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 5885 if (allowed) { 5886 allowedSig = true; 5887 } 5888 } else { 5889 allowed = false; 5890 } 5891 if (DEBUG_INSTALL) { 5892 if (gp != ps) { 5893 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 5894 } 5895 } 5896 if (allowed) { 5897 if (!isSystemApp(ps) && ps.permissionsFixed) { 5898 // If this is an existing, non-system package, then 5899 // we can't add any new permissions to it. 5900 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 5901 // Except... if this is a permission that was added 5902 // to the platform (note: need to only do this when 5903 // updating the platform). 5904 allowed = isNewPlatformPermissionForPackage(perm, pkg); 5905 } 5906 } 5907 if (allowed) { 5908 if (!gp.grantedPermissions.contains(perm)) { 5909 changedPermission = true; 5910 gp.grantedPermissions.add(perm); 5911 gp.gids = appendInts(gp.gids, bp.gids); 5912 } else if (!ps.haveGids) { 5913 gp.gids = appendInts(gp.gids, bp.gids); 5914 } 5915 } else { 5916 Slog.w(TAG, "Not granting permission " + perm 5917 + " to package " + pkg.packageName 5918 + " because it was previously installed without"); 5919 } 5920 } else { 5921 if (gp.grantedPermissions.remove(perm)) { 5922 changedPermission = true; 5923 gp.gids = removeInts(gp.gids, bp.gids); 5924 Slog.i(TAG, "Un-granting permission " + perm 5925 + " from package " + pkg.packageName 5926 + " (protectionLevel=" + bp.protectionLevel 5927 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5928 + ")"); 5929 } else { 5930 Slog.w(TAG, "Not granting permission " + perm 5931 + " to package " + pkg.packageName 5932 + " (protectionLevel=" + bp.protectionLevel 5933 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5934 + ")"); 5935 } 5936 } 5937 } 5938 5939 if ((changedPermission || replace) && !ps.permissionsFixed && 5940 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 5941 // This is the first that we have heard about this package, so the 5942 // permissions we have now selected are fixed until explicitly 5943 // changed. 5944 ps.permissionsFixed = true; 5945 } 5946 ps.haveGids = true; 5947 } 5948 5949 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 5950 boolean allowed = false; 5951 final int NP = PackageParser.NEW_PERMISSIONS.length; 5952 for (int ip=0; ip<NP; ip++) { 5953 final PackageParser.NewPermissionInfo npi 5954 = PackageParser.NEW_PERMISSIONS[ip]; 5955 if (npi.name.equals(perm) 5956 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 5957 allowed = true; 5958 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 5959 + pkg.packageName); 5960 break; 5961 } 5962 } 5963 return allowed; 5964 } 5965 5966 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 5967 BasePermission bp, HashSet<String> origPermissions) { 5968 boolean allowed; 5969 allowed = (compareSignatures( 5970 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 5971 == PackageManager.SIGNATURE_MATCH) 5972 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 5973 == PackageManager.SIGNATURE_MATCH); 5974 if (!allowed && (bp.protectionLevel 5975 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 5976 if (isSystemApp(pkg)) { 5977 // For updated system applications, a system permission 5978 // is granted only if it had been defined by the original application. 5979 if (isUpdatedSystemApp(pkg)) { 5980 final PackageSetting sysPs = mSettings 5981 .getDisabledSystemPkgLPr(pkg.packageName); 5982 final GrantedPermissions origGp = sysPs.sharedUser != null 5983 ? sysPs.sharedUser : sysPs; 5984 5985 if (origGp.grantedPermissions.contains(perm)) { 5986 // If the original was granted this permission, we take 5987 // that grant decision as read and propagate it to the 5988 // update. 5989 allowed = true; 5990 } else { 5991 // The system apk may have been updated with an older 5992 // version of the one on the data partition, but which 5993 // granted a new system permission that it didn't have 5994 // before. In this case we do want to allow the app to 5995 // now get the new permission if the ancestral apk is 5996 // privileged to get it. 5997 if (sysPs.pkg != null && sysPs.isPrivileged()) { 5998 for (int j=0; 5999 j<sysPs.pkg.requestedPermissions.size(); j++) { 6000 if (perm.equals( 6001 sysPs.pkg.requestedPermissions.get(j))) { 6002 allowed = true; 6003 break; 6004 } 6005 } 6006 } 6007 } 6008 } else { 6009 allowed = isPrivilegedApp(pkg); 6010 } 6011 } 6012 } 6013 if (!allowed && (bp.protectionLevel 6014 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6015 // For development permissions, a development permission 6016 // is granted only if it was already granted. 6017 allowed = origPermissions.contains(perm); 6018 } 6019 return allowed; 6020 } 6021 6022 final class ActivityIntentResolver 6023 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6024 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6025 boolean defaultOnly, int userId) { 6026 if (!sUserManager.exists(userId)) return null; 6027 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6028 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6029 } 6030 6031 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6032 int userId) { 6033 if (!sUserManager.exists(userId)) return null; 6034 mFlags = flags; 6035 return super.queryIntent(intent, resolvedType, 6036 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6037 } 6038 6039 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6040 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6041 if (!sUserManager.exists(userId)) return null; 6042 if (packageActivities == null) { 6043 return null; 6044 } 6045 mFlags = flags; 6046 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6047 final int N = packageActivities.size(); 6048 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6049 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6050 6051 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6052 for (int i = 0; i < N; ++i) { 6053 intentFilters = packageActivities.get(i).intents; 6054 if (intentFilters != null && intentFilters.size() > 0) { 6055 PackageParser.ActivityIntentInfo[] array = 6056 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6057 intentFilters.toArray(array); 6058 listCut.add(array); 6059 } 6060 } 6061 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6062 } 6063 6064 public final void addActivity(PackageParser.Activity a, String type) { 6065 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6066 mActivities.put(a.getComponentName(), a); 6067 if (DEBUG_SHOW_INFO) 6068 Log.v( 6069 TAG, " " + type + " " + 6070 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6071 if (DEBUG_SHOW_INFO) 6072 Log.v(TAG, " Class=" + a.info.name); 6073 final int NI = a.intents.size(); 6074 for (int j=0; j<NI; j++) { 6075 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6076 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6077 intent.setPriority(0); 6078 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6079 + a.className + " with priority > 0, forcing to 0"); 6080 } 6081 if (DEBUG_SHOW_INFO) { 6082 Log.v(TAG, " IntentFilter:"); 6083 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6084 } 6085 if (!intent.debugCheck()) { 6086 Log.w(TAG, "==> For Activity " + a.info.name); 6087 } 6088 addFilter(intent); 6089 } 6090 } 6091 6092 public final void removeActivity(PackageParser.Activity a, String type) { 6093 mActivities.remove(a.getComponentName()); 6094 if (DEBUG_SHOW_INFO) { 6095 Log.v(TAG, " " + type + " " 6096 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6097 : a.info.name) + ":"); 6098 Log.v(TAG, " Class=" + a.info.name); 6099 } 6100 final int NI = a.intents.size(); 6101 for (int j=0; j<NI; j++) { 6102 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6103 if (DEBUG_SHOW_INFO) { 6104 Log.v(TAG, " IntentFilter:"); 6105 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6106 } 6107 removeFilter(intent); 6108 } 6109 } 6110 6111 @Override 6112 protected boolean allowFilterResult( 6113 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6114 ActivityInfo filterAi = filter.activity.info; 6115 for (int i=dest.size()-1; i>=0; i--) { 6116 ActivityInfo destAi = dest.get(i).activityInfo; 6117 if (destAi.name == filterAi.name 6118 && destAi.packageName == filterAi.packageName) { 6119 return false; 6120 } 6121 } 6122 return true; 6123 } 6124 6125 @Override 6126 protected ActivityIntentInfo[] newArray(int size) { 6127 return new ActivityIntentInfo[size]; 6128 } 6129 6130 @Override 6131 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6132 if (!sUserManager.exists(userId)) return true; 6133 PackageParser.Package p = filter.activity.owner; 6134 if (p != null) { 6135 PackageSetting ps = (PackageSetting)p.mExtras; 6136 if (ps != null) { 6137 // System apps are never considered stopped for purposes of 6138 // filtering, because there may be no way for the user to 6139 // actually re-launch them. 6140 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6141 && ps.getStopped(userId); 6142 } 6143 } 6144 return false; 6145 } 6146 6147 @Override 6148 protected boolean isPackageForFilter(String packageName, 6149 PackageParser.ActivityIntentInfo info) { 6150 return packageName.equals(info.activity.owner.packageName); 6151 } 6152 6153 @Override 6154 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6155 int match, int userId) { 6156 if (!sUserManager.exists(userId)) return null; 6157 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6158 return null; 6159 } 6160 final PackageParser.Activity activity = info.activity; 6161 if (mSafeMode && (activity.info.applicationInfo.flags 6162 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6163 return null; 6164 } 6165 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 6166 if (ps == null) { 6167 return null; 6168 } 6169 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 6170 ps.readUserState(userId), userId); 6171 if (ai == null) { 6172 return null; 6173 } 6174 final ResolveInfo res = new ResolveInfo(); 6175 res.activityInfo = ai; 6176 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6177 res.filter = info; 6178 } 6179 res.priority = info.getPriority(); 6180 res.preferredOrder = activity.owner.mPreferredOrder; 6181 //System.out.println("Result: " + res.activityInfo.className + 6182 // " = " + res.priority); 6183 res.match = match; 6184 res.isDefault = info.hasDefault; 6185 res.labelRes = info.labelRes; 6186 res.nonLocalizedLabel = info.nonLocalizedLabel; 6187 res.icon = info.icon; 6188 res.system = isSystemApp(res.activityInfo.applicationInfo); 6189 return res; 6190 } 6191 6192 @Override 6193 protected void sortResults(List<ResolveInfo> results) { 6194 Collections.sort(results, mResolvePrioritySorter); 6195 } 6196 6197 @Override 6198 protected void dumpFilter(PrintWriter out, String prefix, 6199 PackageParser.ActivityIntentInfo filter) { 6200 out.print(prefix); out.print( 6201 Integer.toHexString(System.identityHashCode(filter.activity))); 6202 out.print(' '); 6203 filter.activity.printComponentShortName(out); 6204 out.print(" filter "); 6205 out.println(Integer.toHexString(System.identityHashCode(filter))); 6206 } 6207 6208// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6209// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6210// final List<ResolveInfo> retList = Lists.newArrayList(); 6211// while (i.hasNext()) { 6212// final ResolveInfo resolveInfo = i.next(); 6213// if (isEnabledLP(resolveInfo.activityInfo)) { 6214// retList.add(resolveInfo); 6215// } 6216// } 6217// return retList; 6218// } 6219 6220 // Keys are String (activity class name), values are Activity. 6221 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6222 = new HashMap<ComponentName, PackageParser.Activity>(); 6223 private int mFlags; 6224 } 6225 6226 private final class ServiceIntentResolver 6227 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6228 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6229 boolean defaultOnly, int userId) { 6230 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6231 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6232 } 6233 6234 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6235 int userId) { 6236 if (!sUserManager.exists(userId)) return null; 6237 mFlags = flags; 6238 return super.queryIntent(intent, resolvedType, 6239 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6240 } 6241 6242 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6243 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6244 if (!sUserManager.exists(userId)) return null; 6245 if (packageServices == null) { 6246 return null; 6247 } 6248 mFlags = flags; 6249 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6250 final int N = packageServices.size(); 6251 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6252 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6253 6254 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6255 for (int i = 0; i < N; ++i) { 6256 intentFilters = packageServices.get(i).intents; 6257 if (intentFilters != null && intentFilters.size() > 0) { 6258 PackageParser.ServiceIntentInfo[] array = 6259 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6260 intentFilters.toArray(array); 6261 listCut.add(array); 6262 } 6263 } 6264 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6265 } 6266 6267 public final void addService(PackageParser.Service s) { 6268 mServices.put(s.getComponentName(), s); 6269 if (DEBUG_SHOW_INFO) { 6270 Log.v(TAG, " " 6271 + (s.info.nonLocalizedLabel != null 6272 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6273 Log.v(TAG, " Class=" + s.info.name); 6274 } 6275 final int NI = s.intents.size(); 6276 int j; 6277 for (j=0; j<NI; j++) { 6278 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6279 if (DEBUG_SHOW_INFO) { 6280 Log.v(TAG, " IntentFilter:"); 6281 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6282 } 6283 if (!intent.debugCheck()) { 6284 Log.w(TAG, "==> For Service " + s.info.name); 6285 } 6286 addFilter(intent); 6287 } 6288 } 6289 6290 public final void removeService(PackageParser.Service s) { 6291 mServices.remove(s.getComponentName()); 6292 if (DEBUG_SHOW_INFO) { 6293 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 6294 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6295 Log.v(TAG, " Class=" + s.info.name); 6296 } 6297 final int NI = s.intents.size(); 6298 int j; 6299 for (j=0; j<NI; j++) { 6300 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6301 if (DEBUG_SHOW_INFO) { 6302 Log.v(TAG, " IntentFilter:"); 6303 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6304 } 6305 removeFilter(intent); 6306 } 6307 } 6308 6309 @Override 6310 protected boolean allowFilterResult( 6311 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 6312 ServiceInfo filterSi = filter.service.info; 6313 for (int i=dest.size()-1; i>=0; i--) { 6314 ServiceInfo destAi = dest.get(i).serviceInfo; 6315 if (destAi.name == filterSi.name 6316 && destAi.packageName == filterSi.packageName) { 6317 return false; 6318 } 6319 } 6320 return true; 6321 } 6322 6323 @Override 6324 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 6325 return new PackageParser.ServiceIntentInfo[size]; 6326 } 6327 6328 @Override 6329 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 6330 if (!sUserManager.exists(userId)) return true; 6331 PackageParser.Package p = filter.service.owner; 6332 if (p != null) { 6333 PackageSetting ps = (PackageSetting)p.mExtras; 6334 if (ps != null) { 6335 // System apps are never considered stopped for purposes of 6336 // filtering, because there may be no way for the user to 6337 // actually re-launch them. 6338 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6339 && ps.getStopped(userId); 6340 } 6341 } 6342 return false; 6343 } 6344 6345 @Override 6346 protected boolean isPackageForFilter(String packageName, 6347 PackageParser.ServiceIntentInfo info) { 6348 return packageName.equals(info.service.owner.packageName); 6349 } 6350 6351 @Override 6352 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 6353 int match, int userId) { 6354 if (!sUserManager.exists(userId)) return null; 6355 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 6356 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 6357 return null; 6358 } 6359 final PackageParser.Service service = info.service; 6360 if (mSafeMode && (service.info.applicationInfo.flags 6361 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6362 return null; 6363 } 6364 PackageSetting ps = (PackageSetting) service.owner.mExtras; 6365 if (ps == null) { 6366 return null; 6367 } 6368 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 6369 ps.readUserState(userId), userId); 6370 if (si == null) { 6371 return null; 6372 } 6373 final ResolveInfo res = new ResolveInfo(); 6374 res.serviceInfo = si; 6375 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6376 res.filter = filter; 6377 } 6378 res.priority = info.getPriority(); 6379 res.preferredOrder = service.owner.mPreferredOrder; 6380 //System.out.println("Result: " + res.activityInfo.className + 6381 // " = " + res.priority); 6382 res.match = match; 6383 res.isDefault = info.hasDefault; 6384 res.labelRes = info.labelRes; 6385 res.nonLocalizedLabel = info.nonLocalizedLabel; 6386 res.icon = info.icon; 6387 res.system = isSystemApp(res.serviceInfo.applicationInfo); 6388 return res; 6389 } 6390 6391 @Override 6392 protected void sortResults(List<ResolveInfo> results) { 6393 Collections.sort(results, mResolvePrioritySorter); 6394 } 6395 6396 @Override 6397 protected void dumpFilter(PrintWriter out, String prefix, 6398 PackageParser.ServiceIntentInfo filter) { 6399 out.print(prefix); out.print( 6400 Integer.toHexString(System.identityHashCode(filter.service))); 6401 out.print(' '); 6402 filter.service.printComponentShortName(out); 6403 out.print(" filter "); 6404 out.println(Integer.toHexString(System.identityHashCode(filter))); 6405 } 6406 6407// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6408// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6409// final List<ResolveInfo> retList = Lists.newArrayList(); 6410// while (i.hasNext()) { 6411// final ResolveInfo resolveInfo = (ResolveInfo) i; 6412// if (isEnabledLP(resolveInfo.serviceInfo)) { 6413// retList.add(resolveInfo); 6414// } 6415// } 6416// return retList; 6417// } 6418 6419 // Keys are String (activity class name), values are Activity. 6420 private final HashMap<ComponentName, PackageParser.Service> mServices 6421 = new HashMap<ComponentName, PackageParser.Service>(); 6422 private int mFlags; 6423 }; 6424 6425 private final class ProviderIntentResolver 6426 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 6427 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6428 boolean defaultOnly, int userId) { 6429 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6430 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6431 } 6432 6433 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6434 int userId) { 6435 if (!sUserManager.exists(userId)) 6436 return null; 6437 mFlags = flags; 6438 return super.queryIntent(intent, resolvedType, 6439 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6440 } 6441 6442 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6443 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 6444 if (!sUserManager.exists(userId)) 6445 return null; 6446 if (packageProviders == null) { 6447 return null; 6448 } 6449 mFlags = flags; 6450 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 6451 final int N = packageProviders.size(); 6452 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 6453 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 6454 6455 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 6456 for (int i = 0; i < N; ++i) { 6457 intentFilters = packageProviders.get(i).intents; 6458 if (intentFilters != null && intentFilters.size() > 0) { 6459 PackageParser.ProviderIntentInfo[] array = 6460 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 6461 intentFilters.toArray(array); 6462 listCut.add(array); 6463 } 6464 } 6465 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6466 } 6467 6468 public final void addProvider(PackageParser.Provider p) { 6469 if (mProviders.containsKey(p.getComponentName())) { 6470 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 6471 return; 6472 } 6473 6474 mProviders.put(p.getComponentName(), p); 6475 if (DEBUG_SHOW_INFO) { 6476 Log.v(TAG, " " 6477 + (p.info.nonLocalizedLabel != null 6478 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6479 Log.v(TAG, " Class=" + p.info.name); 6480 } 6481 final int NI = p.intents.size(); 6482 int j; 6483 for (j = 0; j < NI; j++) { 6484 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6485 if (DEBUG_SHOW_INFO) { 6486 Log.v(TAG, " IntentFilter:"); 6487 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6488 } 6489 if (!intent.debugCheck()) { 6490 Log.w(TAG, "==> For Provider " + p.info.name); 6491 } 6492 addFilter(intent); 6493 } 6494 } 6495 6496 public final void removeProvider(PackageParser.Provider p) { 6497 mProviders.remove(p.getComponentName()); 6498 if (DEBUG_SHOW_INFO) { 6499 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 6500 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6501 Log.v(TAG, " Class=" + p.info.name); 6502 } 6503 final int NI = p.intents.size(); 6504 int j; 6505 for (j = 0; j < NI; j++) { 6506 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6507 if (DEBUG_SHOW_INFO) { 6508 Log.v(TAG, " IntentFilter:"); 6509 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6510 } 6511 removeFilter(intent); 6512 } 6513 } 6514 6515 @Override 6516 protected boolean allowFilterResult( 6517 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 6518 ProviderInfo filterPi = filter.provider.info; 6519 for (int i = dest.size() - 1; i >= 0; i--) { 6520 ProviderInfo destPi = dest.get(i).providerInfo; 6521 if (destPi.name == filterPi.name 6522 && destPi.packageName == filterPi.packageName) { 6523 return false; 6524 } 6525 } 6526 return true; 6527 } 6528 6529 @Override 6530 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 6531 return new PackageParser.ProviderIntentInfo[size]; 6532 } 6533 6534 @Override 6535 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 6536 if (!sUserManager.exists(userId)) 6537 return true; 6538 PackageParser.Package p = filter.provider.owner; 6539 if (p != null) { 6540 PackageSetting ps = (PackageSetting) p.mExtras; 6541 if (ps != null) { 6542 // System apps are never considered stopped for purposes of 6543 // filtering, because there may be no way for the user to 6544 // actually re-launch them. 6545 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6546 && ps.getStopped(userId); 6547 } 6548 } 6549 return false; 6550 } 6551 6552 @Override 6553 protected boolean isPackageForFilter(String packageName, 6554 PackageParser.ProviderIntentInfo info) { 6555 return packageName.equals(info.provider.owner.packageName); 6556 } 6557 6558 @Override 6559 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 6560 int match, int userId) { 6561 if (!sUserManager.exists(userId)) 6562 return null; 6563 final PackageParser.ProviderIntentInfo info = filter; 6564 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 6565 return null; 6566 } 6567 final PackageParser.Provider provider = info.provider; 6568 if (mSafeMode && (provider.info.applicationInfo.flags 6569 & ApplicationInfo.FLAG_SYSTEM) == 0) { 6570 return null; 6571 } 6572 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 6573 if (ps == null) { 6574 return null; 6575 } 6576 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 6577 ps.readUserState(userId), userId); 6578 if (pi == null) { 6579 return null; 6580 } 6581 final ResolveInfo res = new ResolveInfo(); 6582 res.providerInfo = pi; 6583 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 6584 res.filter = filter; 6585 } 6586 res.priority = info.getPriority(); 6587 res.preferredOrder = provider.owner.mPreferredOrder; 6588 res.match = match; 6589 res.isDefault = info.hasDefault; 6590 res.labelRes = info.labelRes; 6591 res.nonLocalizedLabel = info.nonLocalizedLabel; 6592 res.icon = info.icon; 6593 res.system = isSystemApp(res.providerInfo.applicationInfo); 6594 return res; 6595 } 6596 6597 @Override 6598 protected void sortResults(List<ResolveInfo> results) { 6599 Collections.sort(results, mResolvePrioritySorter); 6600 } 6601 6602 @Override 6603 protected void dumpFilter(PrintWriter out, String prefix, 6604 PackageParser.ProviderIntentInfo filter) { 6605 out.print(prefix); 6606 out.print( 6607 Integer.toHexString(System.identityHashCode(filter.provider))); 6608 out.print(' '); 6609 filter.provider.printComponentShortName(out); 6610 out.print(" filter "); 6611 out.println(Integer.toHexString(System.identityHashCode(filter))); 6612 } 6613 6614 private final HashMap<ComponentName, PackageParser.Provider> mProviders 6615 = new HashMap<ComponentName, PackageParser.Provider>(); 6616 private int mFlags; 6617 }; 6618 6619 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 6620 new Comparator<ResolveInfo>() { 6621 public int compare(ResolveInfo r1, ResolveInfo r2) { 6622 int v1 = r1.priority; 6623 int v2 = r2.priority; 6624 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 6625 if (v1 != v2) { 6626 return (v1 > v2) ? -1 : 1; 6627 } 6628 v1 = r1.preferredOrder; 6629 v2 = r2.preferredOrder; 6630 if (v1 != v2) { 6631 return (v1 > v2) ? -1 : 1; 6632 } 6633 if (r1.isDefault != r2.isDefault) { 6634 return r1.isDefault ? -1 : 1; 6635 } 6636 v1 = r1.match; 6637 v2 = r2.match; 6638 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 6639 if (v1 != v2) { 6640 return (v1 > v2) ? -1 : 1; 6641 } 6642 if (r1.system != r2.system) { 6643 return r1.system ? -1 : 1; 6644 } 6645 return 0; 6646 } 6647 }; 6648 6649 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 6650 new Comparator<ProviderInfo>() { 6651 public int compare(ProviderInfo p1, ProviderInfo p2) { 6652 final int v1 = p1.initOrder; 6653 final int v2 = p2.initOrder; 6654 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 6655 } 6656 }; 6657 6658 static final void sendPackageBroadcast(String action, String pkg, 6659 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 6660 int[] userIds) { 6661 IActivityManager am = ActivityManagerNative.getDefault(); 6662 if (am != null) { 6663 try { 6664 if (userIds == null) { 6665 userIds = am.getRunningUserIds(); 6666 } 6667 for (int id : userIds) { 6668 final Intent intent = new Intent(action, 6669 pkg != null ? Uri.fromParts("package", pkg, null) : null); 6670 if (extras != null) { 6671 intent.putExtras(extras); 6672 } 6673 if (targetPkg != null) { 6674 intent.setPackage(targetPkg); 6675 } 6676 // Modify the UID when posting to other users 6677 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 6678 if (uid > 0 && UserHandle.getUserId(uid) != id) { 6679 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 6680 intent.putExtra(Intent.EXTRA_UID, uid); 6681 } 6682 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 6683 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 6684 if (DEBUG_BROADCASTS) { 6685 RuntimeException here = new RuntimeException("here"); 6686 here.fillInStackTrace(); 6687 Slog.d(TAG, "Sending to user " + id + ": " 6688 + intent.toShortString(false, true, false, false) 6689 + " " + intent.getExtras(), here); 6690 } 6691 am.broadcastIntent(null, intent, null, finishedReceiver, 6692 0, null, null, null, android.app.AppOpsManager.OP_NONE, 6693 finishedReceiver != null, false, id); 6694 } 6695 } catch (RemoteException ex) { 6696 } 6697 } 6698 } 6699 6700 /** 6701 * Check if the external storage media is available. This is true if there 6702 * is a mounted external storage medium or if the external storage is 6703 * emulated. 6704 */ 6705 private boolean isExternalMediaAvailable() { 6706 return mMediaMounted || Environment.isExternalStorageEmulated(); 6707 } 6708 6709 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 6710 // writer 6711 synchronized (mPackages) { 6712 if (!isExternalMediaAvailable()) { 6713 // If the external storage is no longer mounted at this point, 6714 // the caller may not have been able to delete all of this 6715 // packages files and can not delete any more. Bail. 6716 return null; 6717 } 6718 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 6719 if (lastPackage != null) { 6720 pkgs.remove(lastPackage); 6721 } 6722 if (pkgs.size() > 0) { 6723 return pkgs.get(0); 6724 } 6725 } 6726 return null; 6727 } 6728 6729 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 6730 if (false) { 6731 RuntimeException here = new RuntimeException("here"); 6732 here.fillInStackTrace(); 6733 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 6734 + " andCode=" + andCode, here); 6735 } 6736 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 6737 userId, andCode ? 1 : 0, packageName)); 6738 } 6739 6740 void startCleaningPackages() { 6741 // reader 6742 synchronized (mPackages) { 6743 if (!isExternalMediaAvailable()) { 6744 return; 6745 } 6746 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 6747 return; 6748 } 6749 } 6750 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 6751 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 6752 IActivityManager am = ActivityManagerNative.getDefault(); 6753 if (am != null) { 6754 try { 6755 am.startService(null, intent, null, UserHandle.USER_OWNER); 6756 } catch (RemoteException e) { 6757 } 6758 } 6759 } 6760 6761 private final class AppDirObserver extends FileObserver { 6762 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 6763 super(path, mask); 6764 mRootDir = path; 6765 mIsRom = isrom; 6766 mIsPrivileged = isPrivileged; 6767 } 6768 6769 public void onEvent(int event, String path) { 6770 String removedPackage = null; 6771 int removedAppId = -1; 6772 int[] removedUsers = null; 6773 String addedPackage = null; 6774 int addedAppId = -1; 6775 int[] addedUsers = null; 6776 6777 // TODO post a message to the handler to obtain serial ordering 6778 synchronized (mInstallLock) { 6779 String fullPathStr = null; 6780 File fullPath = null; 6781 if (path != null) { 6782 fullPath = new File(mRootDir, path); 6783 fullPathStr = fullPath.getPath(); 6784 } 6785 6786 if (DEBUG_APP_DIR_OBSERVER) 6787 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 6788 6789 if (!isPackageFilename(path)) { 6790 if (DEBUG_APP_DIR_OBSERVER) 6791 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 6792 return; 6793 } 6794 6795 // Ignore packages that are being installed or 6796 // have just been installed. 6797 if (ignoreCodePath(fullPathStr)) { 6798 return; 6799 } 6800 PackageParser.Package p = null; 6801 PackageSetting ps = null; 6802 // reader 6803 synchronized (mPackages) { 6804 p = mAppDirs.get(fullPathStr); 6805 if (p != null) { 6806 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 6807 if (ps != null) { 6808 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 6809 } else { 6810 removedUsers = sUserManager.getUserIds(); 6811 } 6812 } 6813 addedUsers = sUserManager.getUserIds(); 6814 } 6815 if ((event&REMOVE_EVENTS) != 0) { 6816 if (ps != null) { 6817 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 6818 removePackageLI(ps, true); 6819 removedPackage = ps.name; 6820 removedAppId = ps.appId; 6821 } 6822 } 6823 6824 if ((event&ADD_EVENTS) != 0) { 6825 if (p == null) { 6826 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 6827 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 6828 if (mIsRom) { 6829 flags |= PackageParser.PARSE_IS_SYSTEM 6830 | PackageParser.PARSE_IS_SYSTEM_DIR; 6831 if (mIsPrivileged) { 6832 flags |= PackageParser.PARSE_IS_PRIVILEGED; 6833 } 6834 } 6835 p = scanPackageLI(fullPath, flags, 6836 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 6837 System.currentTimeMillis(), UserHandle.ALL); 6838 if (p != null) { 6839 /* 6840 * TODO this seems dangerous as the package may have 6841 * changed since we last acquired the mPackages 6842 * lock. 6843 */ 6844 // writer 6845 synchronized (mPackages) { 6846 updatePermissionsLPw(p.packageName, p, 6847 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 6848 } 6849 addedPackage = p.applicationInfo.packageName; 6850 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 6851 } 6852 } 6853 } 6854 6855 // reader 6856 synchronized (mPackages) { 6857 mSettings.writeLPr(); 6858 } 6859 } 6860 6861 if (removedPackage != null) { 6862 Bundle extras = new Bundle(1); 6863 extras.putInt(Intent.EXTRA_UID, removedAppId); 6864 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 6865 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 6866 extras, null, null, removedUsers); 6867 } 6868 if (addedPackage != null) { 6869 Bundle extras = new Bundle(1); 6870 extras.putInt(Intent.EXTRA_UID, addedAppId); 6871 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 6872 extras, null, null, addedUsers); 6873 } 6874 } 6875 6876 private final String mRootDir; 6877 private final boolean mIsRom; 6878 private final boolean mIsPrivileged; 6879 } 6880 6881 /* 6882 * The old-style observer methods all just trampoline to the newer signature with 6883 * expanded install observer API. The older API continues to work but does not 6884 * supply the additional details of the Observer2 API. 6885 */ 6886 6887 /* Called when a downloaded package installation has been confirmed by the user */ 6888 public void installPackage( 6889 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 6890 installPackageEtc(packageURI, observer, null, flags, null); 6891 } 6892 6893 /* Called when a downloaded package installation has been confirmed by the user */ 6894 public void installPackage( 6895 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 6896 final String installerPackageName) { 6897 installPackageWithVerificationEtc(packageURI, observer, null, flags, 6898 installerPackageName, null, null, null); 6899 } 6900 6901 @Override 6902 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 6903 int flags, String installerPackageName, Uri verificationURI, 6904 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6905 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6906 VerificationParams.NO_UID, manifestDigest); 6907 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6908 installerPackageName, verificationParams, encryptionParams); 6909 } 6910 6911 public void installPackageWithVerificationAndEncryption(Uri packageURI, 6912 IPackageInstallObserver observer, int flags, String installerPackageName, 6913 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6914 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6915 installerPackageName, verificationParams, encryptionParams); 6916 } 6917 6918 /* 6919 * And here are the "live" versions that take both observer arguments 6920 */ 6921 public void installPackageEtc( 6922 final Uri packageURI, final IPackageInstallObserver observer, 6923 IPackageInstallObserver2 observer2, final int flags) { 6924 installPackageEtc(packageURI, observer, observer2, flags, null); 6925 } 6926 6927 public void installPackageEtc( 6928 final Uri packageURI, final IPackageInstallObserver observer, 6929 final IPackageInstallObserver2 observer2, final int flags, 6930 final String installerPackageName) { 6931 installPackageWithVerificationEtc(packageURI, observer, observer2, flags, 6932 installerPackageName, null, null, null); 6933 } 6934 6935 @Override 6936 public void installPackageWithVerificationEtc(Uri packageURI, IPackageInstallObserver observer, 6937 IPackageInstallObserver2 observer2, 6938 int flags, String installerPackageName, Uri verificationURI, 6939 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6940 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6941 VerificationParams.NO_UID, manifestDigest); 6942 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, observer2, flags, 6943 installerPackageName, verificationParams, encryptionParams); 6944 } 6945 6946 /* 6947 * All of the installPackage...*() methods redirect to this one for the master implementation 6948 */ 6949 public void installPackageWithVerificationAndEncryptionEtc(Uri packageURI, 6950 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 6951 int flags, String installerPackageName, 6952 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6953 if (observer == null && observer2 == null) { 6954 throw new IllegalArgumentException("No install observer supplied"); 6955 } 6956 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6957 null); 6958 6959 final int uid = Binder.getCallingUid(); 6960 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 6961 try { 6962 if (observer != null) { 6963 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6964 } 6965 if (observer2 != null) { 6966 observer2.packageInstalled("", null, PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6967 } 6968 } catch (RemoteException re) { 6969 } 6970 return; 6971 } 6972 6973 UserHandle user; 6974 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 6975 user = UserHandle.ALL; 6976 } else { 6977 user = new UserHandle(UserHandle.getUserId(uid)); 6978 } 6979 6980 final int filteredFlags; 6981 6982 if (uid == Process.SHELL_UID || uid == 0) { 6983 if (DEBUG_INSTALL) { 6984 Slog.v(TAG, "Install from ADB"); 6985 } 6986 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 6987 } else { 6988 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 6989 } 6990 6991 verificationParams.setInstallerUid(uid); 6992 6993 final Message msg = mHandler.obtainMessage(INIT_COPY); 6994 msg.obj = new InstallParams(packageURI, observer, observer2, filteredFlags, 6995 installerPackageName, verificationParams, encryptionParams, user); 6996 mHandler.sendMessage(msg); 6997 } 6998 6999 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7000 Bundle extras = new Bundle(1); 7001 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7002 7003 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7004 packageName, extras, null, null, new int[] {userId}); 7005 try { 7006 IActivityManager am = ActivityManagerNative.getDefault(); 7007 final boolean isSystem = 7008 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7009 if (isSystem && am.isUserRunning(userId, false)) { 7010 // The just-installed/enabled app is bundled on the system, so presumed 7011 // to be able to run automatically without needing an explicit launch. 7012 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7013 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7014 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7015 .setPackage(packageName); 7016 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7017 android.app.AppOpsManager.OP_NONE, false, false, userId); 7018 } 7019 } catch (RemoteException e) { 7020 // shouldn't happen 7021 Slog.w(TAG, "Unable to bootstrap installed package", e); 7022 } 7023 } 7024 7025 @Override 7026 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7027 int userId) { 7028 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7029 PackageSetting pkgSetting; 7030 final int uid = Binder.getCallingUid(); 7031 if (UserHandle.getUserId(uid) != userId) { 7032 mContext.enforceCallingOrSelfPermission( 7033 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7034 "setApplicationBlockedSetting for user " + userId); 7035 } 7036 7037 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7038 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7039 return false; 7040 } 7041 7042 long callingId = Binder.clearCallingIdentity(); 7043 try { 7044 boolean sendAdded = false; 7045 boolean sendRemoved = false; 7046 // writer 7047 synchronized (mPackages) { 7048 pkgSetting = mSettings.mPackages.get(packageName); 7049 if (pkgSetting == null) { 7050 return false; 7051 } 7052 if (pkgSetting.getBlocked(userId) != blocked) { 7053 pkgSetting.setBlocked(blocked, userId); 7054 mSettings.writePackageRestrictionsLPr(userId); 7055 if (blocked) { 7056 sendRemoved = true; 7057 } else { 7058 sendAdded = true; 7059 } 7060 } 7061 } 7062 if (sendAdded) { 7063 sendPackageAddedForUser(packageName, pkgSetting, userId); 7064 return true; 7065 } 7066 if (sendRemoved) { 7067 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7068 "blocking pkg"); 7069 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7070 } 7071 } finally { 7072 Binder.restoreCallingIdentity(callingId); 7073 } 7074 return false; 7075 } 7076 7077 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7078 int userId) { 7079 final PackageRemovedInfo info = new PackageRemovedInfo(); 7080 info.removedPackage = packageName; 7081 info.removedUsers = new int[] {userId}; 7082 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7083 info.sendBroadcast(false, false, false); 7084 } 7085 7086 /** 7087 * Returns true if application is not found or there was an error. Otherwise it returns 7088 * the blocked state of the package for the given user. 7089 */ 7090 @Override 7091 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7092 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7093 PackageSetting pkgSetting; 7094 final int uid = Binder.getCallingUid(); 7095 if (UserHandle.getUserId(uid) != userId) { 7096 mContext.enforceCallingPermission( 7097 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7098 "getApplicationBlocked for user " + userId); 7099 } 7100 long callingId = Binder.clearCallingIdentity(); 7101 try { 7102 // writer 7103 synchronized (mPackages) { 7104 pkgSetting = mSettings.mPackages.get(packageName); 7105 if (pkgSetting == null) { 7106 return true; 7107 } 7108 return pkgSetting.getBlocked(userId); 7109 } 7110 } finally { 7111 Binder.restoreCallingIdentity(callingId); 7112 } 7113 } 7114 7115 /** 7116 * @hide 7117 */ 7118 @Override 7119 public int installExistingPackageAsUser(String packageName, int userId) { 7120 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7121 null); 7122 PackageSetting pkgSetting; 7123 final int uid = Binder.getCallingUid(); 7124 if (UserHandle.getUserId(uid) != userId) { 7125 mContext.enforceCallingPermission( 7126 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7127 "installExistingPackage for user " + userId); 7128 } 7129 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7130 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7131 } 7132 7133 long callingId = Binder.clearCallingIdentity(); 7134 try { 7135 boolean sendAdded = false; 7136 Bundle extras = new Bundle(1); 7137 7138 // writer 7139 synchronized (mPackages) { 7140 pkgSetting = mSettings.mPackages.get(packageName); 7141 if (pkgSetting == null) { 7142 return PackageManager.INSTALL_FAILED_INVALID_URI; 7143 } 7144 if (!pkgSetting.getInstalled(userId)) { 7145 pkgSetting.setInstalled(true, userId); 7146 pkgSetting.setBlocked(false, userId); 7147 mSettings.writePackageRestrictionsLPr(userId); 7148 sendAdded = true; 7149 } 7150 } 7151 7152 if (sendAdded) { 7153 sendPackageAddedForUser(packageName, pkgSetting, userId); 7154 } 7155 } finally { 7156 Binder.restoreCallingIdentity(callingId); 7157 } 7158 7159 return PackageManager.INSTALL_SUCCEEDED; 7160 } 7161 7162 private boolean isUserRestricted(int userId, String restrictionKey) { 7163 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7164 if (restrictions.getBoolean(restrictionKey, false)) { 7165 Log.w(TAG, "User is restricted: " + restrictionKey); 7166 return true; 7167 } 7168 return false; 7169 } 7170 7171 @Override 7172 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7173 mContext.enforceCallingOrSelfPermission( 7174 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7175 "Only package verification agents can verify applications"); 7176 7177 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7178 final PackageVerificationResponse response = new PackageVerificationResponse( 7179 verificationCode, Binder.getCallingUid()); 7180 msg.arg1 = id; 7181 msg.obj = response; 7182 mHandler.sendMessage(msg); 7183 } 7184 7185 @Override 7186 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7187 long millisecondsToDelay) { 7188 mContext.enforceCallingOrSelfPermission( 7189 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7190 "Only package verification agents can extend verification timeouts"); 7191 7192 final PackageVerificationState state = mPendingVerification.get(id); 7193 final PackageVerificationResponse response = new PackageVerificationResponse( 7194 verificationCodeAtTimeout, Binder.getCallingUid()); 7195 7196 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7197 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7198 } 7199 if (millisecondsToDelay < 0) { 7200 millisecondsToDelay = 0; 7201 } 7202 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7203 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7204 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7205 } 7206 7207 if ((state != null) && !state.timeoutExtended()) { 7208 state.extendTimeout(); 7209 7210 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7211 msg.arg1 = id; 7212 msg.obj = response; 7213 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7214 } 7215 } 7216 7217 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7218 int verificationCode, UserHandle user) { 7219 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7220 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7221 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7222 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7223 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7224 7225 mContext.sendBroadcastAsUser(intent, user, 7226 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7227 } 7228 7229 private ComponentName matchComponentForVerifier(String packageName, 7230 List<ResolveInfo> receivers) { 7231 ActivityInfo targetReceiver = null; 7232 7233 final int NR = receivers.size(); 7234 for (int i = 0; i < NR; i++) { 7235 final ResolveInfo info = receivers.get(i); 7236 if (info.activityInfo == null) { 7237 continue; 7238 } 7239 7240 if (packageName.equals(info.activityInfo.packageName)) { 7241 targetReceiver = info.activityInfo; 7242 break; 7243 } 7244 } 7245 7246 if (targetReceiver == null) { 7247 return null; 7248 } 7249 7250 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7251 } 7252 7253 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7254 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7255 if (pkgInfo.verifiers.length == 0) { 7256 return null; 7257 } 7258 7259 final int N = pkgInfo.verifiers.length; 7260 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7261 for (int i = 0; i < N; i++) { 7262 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7263 7264 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7265 receivers); 7266 if (comp == null) { 7267 continue; 7268 } 7269 7270 final int verifierUid = getUidForVerifier(verifierInfo); 7271 if (verifierUid == -1) { 7272 continue; 7273 } 7274 7275 if (DEBUG_VERIFY) { 7276 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7277 + " with the correct signature"); 7278 } 7279 sufficientVerifiers.add(comp); 7280 verificationState.addSufficientVerifier(verifierUid); 7281 } 7282 7283 return sufficientVerifiers; 7284 } 7285 7286 private int getUidForVerifier(VerifierInfo verifierInfo) { 7287 synchronized (mPackages) { 7288 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 7289 if (pkg == null) { 7290 return -1; 7291 } else if (pkg.mSignatures.length != 1) { 7292 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7293 + " has more than one signature; ignoring"); 7294 return -1; 7295 } 7296 7297 /* 7298 * If the public key of the package's signature does not match 7299 * our expected public key, then this is a different package and 7300 * we should skip. 7301 */ 7302 7303 final byte[] expectedPublicKey; 7304 try { 7305 final Signature verifierSig = pkg.mSignatures[0]; 7306 final PublicKey publicKey = verifierSig.getPublicKey(); 7307 expectedPublicKey = publicKey.getEncoded(); 7308 } catch (CertificateException e) { 7309 return -1; 7310 } 7311 7312 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 7313 7314 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 7315 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7316 + " does not have the expected public key; ignoring"); 7317 return -1; 7318 } 7319 7320 return pkg.applicationInfo.uid; 7321 } 7322 } 7323 7324 public void finishPackageInstall(int token) { 7325 enforceSystemOrRoot("Only the system is allowed to finish installs"); 7326 7327 if (DEBUG_INSTALL) { 7328 Slog.v(TAG, "BM finishing package install for " + token); 7329 } 7330 7331 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7332 mHandler.sendMessage(msg); 7333 } 7334 7335 /** 7336 * Get the verification agent timeout. 7337 * 7338 * @return verification timeout in milliseconds 7339 */ 7340 private long getVerificationTimeout() { 7341 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 7342 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 7343 DEFAULT_VERIFICATION_TIMEOUT); 7344 } 7345 7346 /** 7347 * Get the default verification agent response code. 7348 * 7349 * @return default verification response code 7350 */ 7351 private int getDefaultVerificationResponse() { 7352 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7353 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 7354 DEFAULT_VERIFICATION_RESPONSE); 7355 } 7356 7357 /** 7358 * Check whether or not package verification has been enabled. 7359 * 7360 * @return true if verification should be performed 7361 */ 7362 private boolean isVerificationEnabled(int flags) { 7363 if (!DEFAULT_VERIFY_ENABLE) { 7364 return false; 7365 } 7366 7367 // Check if installing from ADB 7368 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 7369 // Do not run verification in a test harness environment 7370 if (ActivityManager.isRunningInTestHarness()) { 7371 return false; 7372 } 7373 // Check if the developer does not want package verification for ADB installs 7374 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7375 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 7376 return false; 7377 } 7378 } 7379 7380 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7381 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 7382 } 7383 7384 /** 7385 * Get the "allow unknown sources" setting. 7386 * 7387 * @return the current "allow unknown sources" setting 7388 */ 7389 private int getUnknownSourcesSettings() { 7390 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7391 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 7392 -1); 7393 } 7394 7395 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 7396 final int uid = Binder.getCallingUid(); 7397 // writer 7398 synchronized (mPackages) { 7399 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 7400 if (targetPackageSetting == null) { 7401 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 7402 } 7403 7404 PackageSetting installerPackageSetting; 7405 if (installerPackageName != null) { 7406 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 7407 if (installerPackageSetting == null) { 7408 throw new IllegalArgumentException("Unknown installer package: " 7409 + installerPackageName); 7410 } 7411 } else { 7412 installerPackageSetting = null; 7413 } 7414 7415 Signature[] callerSignature; 7416 Object obj = mSettings.getUserIdLPr(uid); 7417 if (obj != null) { 7418 if (obj instanceof SharedUserSetting) { 7419 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 7420 } else if (obj instanceof PackageSetting) { 7421 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 7422 } else { 7423 throw new SecurityException("Bad object " + obj + " for uid " + uid); 7424 } 7425 } else { 7426 throw new SecurityException("Unknown calling uid " + uid); 7427 } 7428 7429 // Verify: can't set installerPackageName to a package that is 7430 // not signed with the same cert as the caller. 7431 if (installerPackageSetting != null) { 7432 if (compareSignatures(callerSignature, 7433 installerPackageSetting.signatures.mSignatures) 7434 != PackageManager.SIGNATURE_MATCH) { 7435 throw new SecurityException( 7436 "Caller does not have same cert as new installer package " 7437 + installerPackageName); 7438 } 7439 } 7440 7441 // Verify: if target already has an installer package, it must 7442 // be signed with the same cert as the caller. 7443 if (targetPackageSetting.installerPackageName != null) { 7444 PackageSetting setting = mSettings.mPackages.get( 7445 targetPackageSetting.installerPackageName); 7446 // If the currently set package isn't valid, then it's always 7447 // okay to change it. 7448 if (setting != null) { 7449 if (compareSignatures(callerSignature, 7450 setting.signatures.mSignatures) 7451 != PackageManager.SIGNATURE_MATCH) { 7452 throw new SecurityException( 7453 "Caller does not have same cert as old installer package " 7454 + targetPackageSetting.installerPackageName); 7455 } 7456 } 7457 } 7458 7459 // Okay! 7460 targetPackageSetting.installerPackageName = installerPackageName; 7461 scheduleWriteSettingsLocked(); 7462 } 7463 } 7464 7465 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 7466 // Queue up an async operation since the package installation may take a little while. 7467 mHandler.post(new Runnable() { 7468 public void run() { 7469 mHandler.removeCallbacks(this); 7470 // Result object to be returned 7471 PackageInstalledInfo res = new PackageInstalledInfo(); 7472 res.returnCode = currentStatus; 7473 res.uid = -1; 7474 res.pkg = null; 7475 res.removedInfo = new PackageRemovedInfo(); 7476 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 7477 args.doPreInstall(res.returnCode); 7478 synchronized (mInstallLock) { 7479 installPackageLI(args, true, res); 7480 } 7481 args.doPostInstall(res.returnCode, res.uid); 7482 } 7483 7484 // A restore should be performed at this point if (a) the install 7485 // succeeded, (b) the operation is not an update, and (c) the new 7486 // package has a backupAgent defined. 7487 final boolean update = res.removedInfo.removedPackage != null; 7488 boolean doRestore = (!update 7489 && res.pkg != null 7490 && res.pkg.applicationInfo.backupAgentName != null); 7491 7492 // Set up the post-install work request bookkeeping. This will be used 7493 // and cleaned up by the post-install event handling regardless of whether 7494 // there's a restore pass performed. Token values are >= 1. 7495 int token; 7496 if (mNextInstallToken < 0) mNextInstallToken = 1; 7497 token = mNextInstallToken++; 7498 7499 PostInstallData data = new PostInstallData(args, res); 7500 mRunningInstalls.put(token, data); 7501 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 7502 7503 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 7504 // Pass responsibility to the Backup Manager. It will perform a 7505 // restore if appropriate, then pass responsibility back to the 7506 // Package Manager to run the post-install observer callbacks 7507 // and broadcasts. 7508 IBackupManager bm = IBackupManager.Stub.asInterface( 7509 ServiceManager.getService(Context.BACKUP_SERVICE)); 7510 if (bm != null) { 7511 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 7512 + " to BM for possible restore"); 7513 try { 7514 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 7515 } catch (RemoteException e) { 7516 // can't happen; the backup manager is local 7517 } catch (Exception e) { 7518 Slog.e(TAG, "Exception trying to enqueue restore", e); 7519 doRestore = false; 7520 } 7521 } else { 7522 Slog.e(TAG, "Backup Manager not found!"); 7523 doRestore = false; 7524 } 7525 } 7526 7527 if (!doRestore) { 7528 // No restore possible, or the Backup Manager was mysteriously not 7529 // available -- just fire the post-install work request directly. 7530 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 7531 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7532 mHandler.sendMessage(msg); 7533 } 7534 } 7535 }); 7536 } 7537 7538 private abstract class HandlerParams { 7539 private static final int MAX_RETRIES = 4; 7540 7541 /** 7542 * Number of times startCopy() has been attempted and had a non-fatal 7543 * error. 7544 */ 7545 private int mRetries = 0; 7546 7547 /** User handle for the user requesting the information or installation. */ 7548 private final UserHandle mUser; 7549 7550 HandlerParams(UserHandle user) { 7551 mUser = user; 7552 } 7553 7554 UserHandle getUser() { 7555 return mUser; 7556 } 7557 7558 final boolean startCopy() { 7559 boolean res; 7560 try { 7561 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 7562 7563 if (++mRetries > MAX_RETRIES) { 7564 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 7565 mHandler.sendEmptyMessage(MCS_GIVE_UP); 7566 handleServiceError(); 7567 return false; 7568 } else { 7569 handleStartCopy(); 7570 res = true; 7571 } 7572 } catch (RemoteException e) { 7573 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 7574 mHandler.sendEmptyMessage(MCS_RECONNECT); 7575 res = false; 7576 } 7577 handleReturnCode(); 7578 return res; 7579 } 7580 7581 final void serviceError() { 7582 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 7583 handleServiceError(); 7584 handleReturnCode(); 7585 } 7586 7587 abstract void handleStartCopy() throws RemoteException; 7588 abstract void handleServiceError(); 7589 abstract void handleReturnCode(); 7590 } 7591 7592 class MeasureParams extends HandlerParams { 7593 private final PackageStats mStats; 7594 private boolean mSuccess; 7595 7596 private final IPackageStatsObserver mObserver; 7597 7598 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 7599 super(new UserHandle(stats.userHandle)); 7600 mObserver = observer; 7601 mStats = stats; 7602 } 7603 7604 @Override 7605 public String toString() { 7606 return "MeasureParams{" 7607 + Integer.toHexString(System.identityHashCode(this)) 7608 + " " + mStats.packageName + "}"; 7609 } 7610 7611 @Override 7612 void handleStartCopy() throws RemoteException { 7613 synchronized (mInstallLock) { 7614 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 7615 } 7616 7617 if (mSuccess) { 7618 final boolean mounted; 7619 if (Environment.isExternalStorageEmulated()) { 7620 mounted = true; 7621 } else { 7622 final String status = Environment.getExternalStorageState(); 7623 mounted = (Environment.MEDIA_MOUNTED.equals(status) 7624 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 7625 } 7626 7627 if (mounted) { 7628 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 7629 7630 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 7631 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 7632 7633 mStats.externalDataSize = calculateDirectorySize(mContainerService, 7634 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 7635 7636 // Always subtract cache size, since it's a subdirectory 7637 mStats.externalDataSize -= mStats.externalCacheSize; 7638 7639 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 7640 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 7641 7642 mStats.externalObbSize = calculateDirectorySize(mContainerService, 7643 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 7644 } 7645 } 7646 } 7647 7648 @Override 7649 void handleReturnCode() { 7650 if (mObserver != null) { 7651 try { 7652 mObserver.onGetStatsCompleted(mStats, mSuccess); 7653 } catch (RemoteException e) { 7654 Slog.i(TAG, "Observer no longer exists."); 7655 } 7656 } 7657 } 7658 7659 @Override 7660 void handleServiceError() { 7661 Slog.e(TAG, "Could not measure application " + mStats.packageName 7662 + " external storage"); 7663 } 7664 } 7665 7666 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 7667 throws RemoteException { 7668 long result = 0; 7669 for (File path : paths) { 7670 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 7671 } 7672 return result; 7673 } 7674 7675 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 7676 for (File path : paths) { 7677 try { 7678 mcs.clearDirectory(path.getAbsolutePath()); 7679 } catch (RemoteException e) { 7680 } 7681 } 7682 } 7683 7684 class InstallParams extends HandlerParams { 7685 final IPackageInstallObserver observer; 7686 final IPackageInstallObserver2 observer2; 7687 int flags; 7688 7689 private final Uri mPackageURI; 7690 final String installerPackageName; 7691 final VerificationParams verificationParams; 7692 private InstallArgs mArgs; 7693 private int mRet; 7694 private File mTempPackage; 7695 final ContainerEncryptionParams encryptionParams; 7696 7697 InstallParams(Uri packageURI, 7698 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 7699 int flags, String installerPackageName, VerificationParams verificationParams, 7700 ContainerEncryptionParams encryptionParams, UserHandle user) { 7701 super(user); 7702 this.mPackageURI = packageURI; 7703 this.flags = flags; 7704 this.observer = observer; 7705 this.observer2 = observer2; 7706 this.installerPackageName = installerPackageName; 7707 this.verificationParams = verificationParams; 7708 this.encryptionParams = encryptionParams; 7709 } 7710 7711 @Override 7712 public String toString() { 7713 return "InstallParams{" 7714 + Integer.toHexString(System.identityHashCode(this)) 7715 + " " + mPackageURI + "}"; 7716 } 7717 7718 public ManifestDigest getManifestDigest() { 7719 if (verificationParams == null) { 7720 return null; 7721 } 7722 return verificationParams.getManifestDigest(); 7723 } 7724 7725 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 7726 String packageName = pkgLite.packageName; 7727 int installLocation = pkgLite.installLocation; 7728 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7729 // reader 7730 synchronized (mPackages) { 7731 PackageParser.Package pkg = mPackages.get(packageName); 7732 if (pkg != null) { 7733 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7734 // Check for downgrading. 7735 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 7736 if (pkgLite.versionCode < pkg.mVersionCode) { 7737 Slog.w(TAG, "Can't install update of " + packageName 7738 + " update version " + pkgLite.versionCode 7739 + " is older than installed version " 7740 + pkg.mVersionCode); 7741 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 7742 } 7743 } 7744 // Check for updated system application. 7745 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 7746 if (onSd) { 7747 Slog.w(TAG, "Cannot install update to system app on sdcard"); 7748 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 7749 } 7750 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7751 } else { 7752 if (onSd) { 7753 // Install flag overrides everything. 7754 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7755 } 7756 // If current upgrade specifies particular preference 7757 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 7758 // Application explicitly specified internal. 7759 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7760 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 7761 // App explictly prefers external. Let policy decide 7762 } else { 7763 // Prefer previous location 7764 if (isExternal(pkg)) { 7765 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7766 } 7767 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7768 } 7769 } 7770 } else { 7771 // Invalid install. Return error code 7772 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 7773 } 7774 } 7775 } 7776 // All the special cases have been taken care of. 7777 // Return result based on recommended install location. 7778 if (onSd) { 7779 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7780 } 7781 return pkgLite.recommendedInstallLocation; 7782 } 7783 7784 private long getMemoryLowThreshold() { 7785 final DeviceStorageMonitorInternal 7786 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7787 if (dsm == null) { 7788 return 0L; 7789 } 7790 return dsm.getMemoryLowThreshold(); 7791 } 7792 7793 /* 7794 * Invoke remote method to get package information and install 7795 * location values. Override install location based on default 7796 * policy if needed and then create install arguments based 7797 * on the install location. 7798 */ 7799 public void handleStartCopy() throws RemoteException { 7800 int ret = PackageManager.INSTALL_SUCCEEDED; 7801 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7802 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 7803 PackageInfoLite pkgLite = null; 7804 7805 if (onInt && onSd) { 7806 // Check if both bits are set. 7807 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 7808 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7809 } else { 7810 final long lowThreshold = getMemoryLowThreshold(); 7811 if (lowThreshold == 0L) { 7812 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7813 } 7814 7815 try { 7816 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 7817 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7818 7819 final File packageFile; 7820 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 7821 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 7822 if (mTempPackage != null) { 7823 ParcelFileDescriptor out; 7824 try { 7825 out = ParcelFileDescriptor.open(mTempPackage, 7826 ParcelFileDescriptor.MODE_READ_WRITE); 7827 } catch (FileNotFoundException e) { 7828 out = null; 7829 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 7830 } 7831 7832 // Make a temporary file for decryption. 7833 ret = mContainerService 7834 .copyResource(mPackageURI, encryptionParams, out); 7835 IoUtils.closeQuietly(out); 7836 7837 packageFile = mTempPackage; 7838 7839 FileUtils.setPermissions(packageFile.getAbsolutePath(), 7840 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 7841 | FileUtils.S_IROTH, 7842 -1, -1); 7843 } else { 7844 packageFile = null; 7845 } 7846 } else { 7847 packageFile = new File(mPackageURI.getPath()); 7848 } 7849 7850 if (packageFile != null) { 7851 // Remote call to find out default install location 7852 final String packageFilePath = packageFile.getAbsolutePath(); 7853 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, flags, 7854 lowThreshold); 7855 7856 /* 7857 * If we have too little free space, try to free cache 7858 * before giving up. 7859 */ 7860 if (pkgLite.recommendedInstallLocation 7861 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7862 final long size = mContainerService.calculateInstalledSize( 7863 packageFilePath, isForwardLocked()); 7864 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 7865 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, 7866 flags, lowThreshold); 7867 } 7868 /* 7869 * The cache free must have deleted the file we 7870 * downloaded to install. 7871 * 7872 * TODO: fix the "freeCache" call to not delete 7873 * the file we care about. 7874 */ 7875 if (pkgLite.recommendedInstallLocation 7876 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7877 pkgLite.recommendedInstallLocation 7878 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 7879 } 7880 } 7881 } 7882 } finally { 7883 mContext.revokeUriPermission(mPackageURI, 7884 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7885 } 7886 } 7887 7888 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7889 int loc = pkgLite.recommendedInstallLocation; 7890 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 7891 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7892 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 7893 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7894 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7895 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7896 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 7897 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 7898 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7899 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 7900 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 7901 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 7902 } else { 7903 // Override with defaults if needed. 7904 loc = installLocationPolicy(pkgLite, flags); 7905 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 7906 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 7907 } else if (!onSd && !onInt) { 7908 // Override install location with flags 7909 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 7910 // Set the flag to install on external media. 7911 flags |= PackageManager.INSTALL_EXTERNAL; 7912 flags &= ~PackageManager.INSTALL_INTERNAL; 7913 } else { 7914 // Make sure the flag for installing on external 7915 // media is unset 7916 flags |= PackageManager.INSTALL_INTERNAL; 7917 flags &= ~PackageManager.INSTALL_EXTERNAL; 7918 } 7919 } 7920 } 7921 } 7922 7923 final InstallArgs args = createInstallArgs(this); 7924 mArgs = args; 7925 7926 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7927 /* 7928 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 7929 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 7930 */ 7931 int userIdentifier = getUser().getIdentifier(); 7932 if (userIdentifier == UserHandle.USER_ALL 7933 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 7934 userIdentifier = UserHandle.USER_OWNER; 7935 } 7936 7937 /* 7938 * Determine if we have any installed package verifiers. If we 7939 * do, then we'll defer to them to verify the packages. 7940 */ 7941 final int requiredUid = mRequiredVerifierPackage == null ? -1 7942 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 7943 if (requiredUid != -1 && isVerificationEnabled(flags)) { 7944 final Intent verification = new Intent( 7945 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 7946 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 7947 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7948 7949 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 7950 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 7951 0 /* TODO: Which userId? */); 7952 7953 if (DEBUG_VERIFY) { 7954 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 7955 + verification.toString() + " with " + pkgLite.verifiers.length 7956 + " optional verifiers"); 7957 } 7958 7959 final int verificationId = mPendingVerificationToken++; 7960 7961 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7962 7963 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 7964 installerPackageName); 7965 7966 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 7967 7968 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 7969 pkgLite.packageName); 7970 7971 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 7972 pkgLite.versionCode); 7973 7974 if (verificationParams != null) { 7975 if (verificationParams.getVerificationURI() != null) { 7976 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 7977 verificationParams.getVerificationURI()); 7978 } 7979 if (verificationParams.getOriginatingURI() != null) { 7980 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 7981 verificationParams.getOriginatingURI()); 7982 } 7983 if (verificationParams.getReferrer() != null) { 7984 verification.putExtra(Intent.EXTRA_REFERRER, 7985 verificationParams.getReferrer()); 7986 } 7987 if (verificationParams.getOriginatingUid() >= 0) { 7988 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 7989 verificationParams.getOriginatingUid()); 7990 } 7991 if (verificationParams.getInstallerUid() >= 0) { 7992 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 7993 verificationParams.getInstallerUid()); 7994 } 7995 } 7996 7997 final PackageVerificationState verificationState = new PackageVerificationState( 7998 requiredUid, args); 7999 8000 mPendingVerification.append(verificationId, verificationState); 8001 8002 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8003 receivers, verificationState); 8004 8005 /* 8006 * If any sufficient verifiers were listed in the package 8007 * manifest, attempt to ask them. 8008 */ 8009 if (sufficientVerifiers != null) { 8010 final int N = sufficientVerifiers.size(); 8011 if (N == 0) { 8012 Slog.i(TAG, "Additional verifiers required, but none installed."); 8013 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8014 } else { 8015 for (int i = 0; i < N; i++) { 8016 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8017 8018 final Intent sufficientIntent = new Intent(verification); 8019 sufficientIntent.setComponent(verifierComponent); 8020 8021 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8022 } 8023 } 8024 } 8025 8026 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8027 mRequiredVerifierPackage, receivers); 8028 if (ret == PackageManager.INSTALL_SUCCEEDED 8029 && mRequiredVerifierPackage != null) { 8030 /* 8031 * Send the intent to the required verification agent, 8032 * but only start the verification timeout after the 8033 * target BroadcastReceivers have run. 8034 */ 8035 verification.setComponent(requiredVerifierComponent); 8036 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8037 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8038 new BroadcastReceiver() { 8039 @Override 8040 public void onReceive(Context context, Intent intent) { 8041 final Message msg = mHandler 8042 .obtainMessage(CHECK_PENDING_VERIFICATION); 8043 msg.arg1 = verificationId; 8044 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8045 } 8046 }, null, 0, null, null); 8047 8048 /* 8049 * We don't want the copy to proceed until verification 8050 * succeeds, so null out this field. 8051 */ 8052 mArgs = null; 8053 } 8054 } else { 8055 /* 8056 * No package verification is enabled, so immediately start 8057 * the remote call to initiate copy using temporary file. 8058 */ 8059 ret = args.copyApk(mContainerService, true); 8060 } 8061 } 8062 8063 mRet = ret; 8064 } 8065 8066 @Override 8067 void handleReturnCode() { 8068 // If mArgs is null, then MCS couldn't be reached. When it 8069 // reconnects, it will try again to install. At that point, this 8070 // will succeed. 8071 if (mArgs != null) { 8072 processPendingInstall(mArgs, mRet); 8073 8074 if (mTempPackage != null) { 8075 if (!mTempPackage.delete()) { 8076 Slog.w(TAG, "Couldn't delete temporary file: " + 8077 mTempPackage.getAbsolutePath()); 8078 } 8079 } 8080 } 8081 } 8082 8083 @Override 8084 void handleServiceError() { 8085 mArgs = createInstallArgs(this); 8086 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8087 } 8088 8089 public boolean isForwardLocked() { 8090 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8091 } 8092 8093 public Uri getPackageUri() { 8094 if (mTempPackage != null) { 8095 return Uri.fromFile(mTempPackage); 8096 } else { 8097 return mPackageURI; 8098 } 8099 } 8100 } 8101 8102 /* 8103 * Utility class used in movePackage api. 8104 * srcArgs and targetArgs are not set for invalid flags and make 8105 * sure to do null checks when invoking methods on them. 8106 * We probably want to return ErrorPrams for both failed installs 8107 * and moves. 8108 */ 8109 class MoveParams extends HandlerParams { 8110 final IPackageMoveObserver observer; 8111 final int flags; 8112 final String packageName; 8113 final InstallArgs srcArgs; 8114 final InstallArgs targetArgs; 8115 int uid; 8116 int mRet; 8117 8118 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8119 String packageName, String dataDir, int uid, UserHandle user) { 8120 super(user); 8121 this.srcArgs = srcArgs; 8122 this.observer = observer; 8123 this.flags = flags; 8124 this.packageName = packageName; 8125 this.uid = uid; 8126 if (srcArgs != null) { 8127 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 8128 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 8129 } else { 8130 targetArgs = null; 8131 } 8132 } 8133 8134 @Override 8135 public String toString() { 8136 return "MoveParams{" 8137 + Integer.toHexString(System.identityHashCode(this)) 8138 + " " + packageName + "}"; 8139 } 8140 8141 public void handleStartCopy() throws RemoteException { 8142 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8143 // Check for storage space on target medium 8144 if (!targetArgs.checkFreeStorage(mContainerService)) { 8145 Log.w(TAG, "Insufficient storage to install"); 8146 return; 8147 } 8148 8149 mRet = srcArgs.doPreCopy(); 8150 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8151 return; 8152 } 8153 8154 mRet = targetArgs.copyApk(mContainerService, false); 8155 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8156 srcArgs.doPostCopy(uid); 8157 return; 8158 } 8159 8160 mRet = srcArgs.doPostCopy(uid); 8161 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8162 return; 8163 } 8164 8165 mRet = targetArgs.doPreInstall(mRet); 8166 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8167 return; 8168 } 8169 8170 if (DEBUG_SD_INSTALL) { 8171 StringBuilder builder = new StringBuilder(); 8172 if (srcArgs != null) { 8173 builder.append("src: "); 8174 builder.append(srcArgs.getCodePath()); 8175 } 8176 if (targetArgs != null) { 8177 builder.append(" target : "); 8178 builder.append(targetArgs.getCodePath()); 8179 } 8180 Log.i(TAG, builder.toString()); 8181 } 8182 } 8183 8184 @Override 8185 void handleReturnCode() { 8186 targetArgs.doPostInstall(mRet, uid); 8187 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8188 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8189 currentStatus = PackageManager.MOVE_SUCCEEDED; 8190 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8191 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8192 } 8193 processPendingMove(this, currentStatus); 8194 } 8195 8196 @Override 8197 void handleServiceError() { 8198 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8199 } 8200 } 8201 8202 /** 8203 * Used during creation of InstallArgs 8204 * 8205 * @param flags package installation flags 8206 * @return true if should be installed on external storage 8207 */ 8208 private static boolean installOnSd(int flags) { 8209 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8210 return false; 8211 } 8212 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8213 return true; 8214 } 8215 return false; 8216 } 8217 8218 /** 8219 * Used during creation of InstallArgs 8220 * 8221 * @param flags package installation flags 8222 * @return true if should be installed as forward locked 8223 */ 8224 private static boolean installForwardLocked(int flags) { 8225 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8226 } 8227 8228 private InstallArgs createInstallArgs(InstallParams params) { 8229 if (installOnSd(params.flags) || params.isForwardLocked()) { 8230 return new AsecInstallArgs(params); 8231 } else { 8232 return new FileInstallArgs(params); 8233 } 8234 } 8235 8236 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 8237 String nativeLibraryPath) { 8238 final boolean isInAsec; 8239 if (installOnSd(flags)) { 8240 /* Apps on SD card are always in ASEC containers. */ 8241 isInAsec = true; 8242 } else if (installForwardLocked(flags) 8243 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8244 /* 8245 * Forward-locked apps are only in ASEC containers if they're the 8246 * new style 8247 */ 8248 isInAsec = true; 8249 } else { 8250 isInAsec = false; 8251 } 8252 8253 if (isInAsec) { 8254 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 8255 installOnSd(flags), installForwardLocked(flags)); 8256 } else { 8257 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 8258 } 8259 } 8260 8261 // Used by package mover 8262 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 8263 if (installOnSd(flags) || installForwardLocked(flags)) { 8264 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 8265 + AsecInstallArgs.RES_FILE_NAME); 8266 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 8267 installForwardLocked(flags)); 8268 } else { 8269 return new FileInstallArgs(packageURI, pkgName, dataDir); 8270 } 8271 } 8272 8273 static abstract class InstallArgs { 8274 final IPackageInstallObserver observer; 8275 final IPackageInstallObserver2 observer2; 8276 // Always refers to PackageManager flags only 8277 final int flags; 8278 final Uri packageURI; 8279 final String installerPackageName; 8280 final ManifestDigest manifestDigest; 8281 final UserHandle user; 8282 8283 InstallArgs(Uri packageURI, 8284 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 8285 int flags, String installerPackageName, ManifestDigest manifestDigest, 8286 UserHandle user) { 8287 this.packageURI = packageURI; 8288 this.flags = flags; 8289 this.observer = observer; 8290 this.observer2 = observer2; 8291 this.installerPackageName = installerPackageName; 8292 this.manifestDigest = manifestDigest; 8293 this.user = user; 8294 } 8295 8296 abstract void createCopyFile(); 8297 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8298 abstract int doPreInstall(int status); 8299 abstract boolean doRename(int status, String pkgName, String oldCodePath); 8300 8301 abstract int doPostInstall(int status, int uid); 8302 abstract String getCodePath(); 8303 abstract String getResourcePath(); 8304 abstract String getNativeLibraryPath(); 8305 // Need installer lock especially for dex file removal. 8306 abstract void cleanUpResourcesLI(); 8307 abstract boolean doPostDeleteLI(boolean delete); 8308 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8309 8310 /** 8311 * Called before the source arguments are copied. This is used mostly 8312 * for MoveParams when it needs to read the source file to put it in the 8313 * destination. 8314 */ 8315 int doPreCopy() { 8316 return PackageManager.INSTALL_SUCCEEDED; 8317 } 8318 8319 /** 8320 * Called after the source arguments are copied. This is used mostly for 8321 * MoveParams when it needs to read the source file to put it in the 8322 * destination. 8323 * 8324 * @return 8325 */ 8326 int doPostCopy(int uid) { 8327 return PackageManager.INSTALL_SUCCEEDED; 8328 } 8329 8330 protected boolean isFwdLocked() { 8331 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8332 } 8333 8334 UserHandle getUser() { 8335 return user; 8336 } 8337 } 8338 8339 class FileInstallArgs extends InstallArgs { 8340 File installDir; 8341 String codeFileName; 8342 String resourceFileName; 8343 String libraryPath; 8344 boolean created = false; 8345 8346 FileInstallArgs(InstallParams params) { 8347 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8348 params.installerPackageName, params.getManifestDigest(), 8349 params.getUser()); 8350 } 8351 8352 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 8353 super(null, null, null, 0, null, null, null); 8354 File codeFile = new File(fullCodePath); 8355 installDir = codeFile.getParentFile(); 8356 codeFileName = fullCodePath; 8357 resourceFileName = fullResourcePath; 8358 libraryPath = nativeLibraryPath; 8359 } 8360 8361 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 8362 super(packageURI, null, null, 0, null, null, null); 8363 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8364 String apkName = getNextCodePath(null, pkgName, ".apk"); 8365 codeFileName = new File(installDir, apkName + ".apk").getPath(); 8366 resourceFileName = getResourcePathFromCodePath(); 8367 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 8368 } 8369 8370 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8371 final long lowThreshold; 8372 8373 final DeviceStorageMonitorInternal 8374 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8375 if (dsm == null) { 8376 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8377 lowThreshold = 0L; 8378 } else { 8379 if (dsm.isMemoryLow()) { 8380 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 8381 return false; 8382 } 8383 8384 lowThreshold = dsm.getMemoryLowThreshold(); 8385 } 8386 8387 try { 8388 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8389 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8390 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 8391 } finally { 8392 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8393 } 8394 } 8395 8396 String getCodePath() { 8397 return codeFileName; 8398 } 8399 8400 void createCopyFile() { 8401 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8402 codeFileName = createTempPackageFile(installDir).getPath(); 8403 resourceFileName = getResourcePathFromCodePath(); 8404 libraryPath = getLibraryPathFromCodePath(); 8405 created = true; 8406 } 8407 8408 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8409 if (temp) { 8410 // Generate temp file name 8411 createCopyFile(); 8412 } 8413 // Get a ParcelFileDescriptor to write to the output file 8414 File codeFile = new File(codeFileName); 8415 if (!created) { 8416 try { 8417 codeFile.createNewFile(); 8418 // Set permissions 8419 if (!setPermissions()) { 8420 // Failed setting permissions. 8421 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8422 } 8423 } catch (IOException e) { 8424 Slog.w(TAG, "Failed to create file " + codeFile); 8425 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8426 } 8427 } 8428 ParcelFileDescriptor out = null; 8429 try { 8430 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 8431 } catch (FileNotFoundException e) { 8432 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 8433 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8434 } 8435 // Copy the resource now 8436 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8437 try { 8438 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8439 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8440 ret = imcs.copyResource(packageURI, null, out); 8441 } finally { 8442 IoUtils.closeQuietly(out); 8443 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8444 } 8445 8446 if (isFwdLocked()) { 8447 final File destResourceFile = new File(getResourcePath()); 8448 8449 // Copy the public files 8450 try { 8451 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 8452 } catch (IOException e) { 8453 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 8454 + " forward-locked app."); 8455 destResourceFile.delete(); 8456 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8457 } 8458 } 8459 8460 final File nativeLibraryFile = new File(getNativeLibraryPath()); 8461 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 8462 if (nativeLibraryFile.exists()) { 8463 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8464 nativeLibraryFile.delete(); 8465 } 8466 try { 8467 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 8468 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8469 return copyRet; 8470 } 8471 } catch (IOException e) { 8472 Slog.e(TAG, "Copying native libraries failed", e); 8473 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8474 } 8475 8476 return ret; 8477 } 8478 8479 int doPreInstall(int status) { 8480 if (status != PackageManager.INSTALL_SUCCEEDED) { 8481 cleanUp(); 8482 } 8483 return status; 8484 } 8485 8486 boolean doRename(int status, final String pkgName, String oldCodePath) { 8487 if (status != PackageManager.INSTALL_SUCCEEDED) { 8488 cleanUp(); 8489 return false; 8490 } else { 8491 final File oldCodeFile = new File(getCodePath()); 8492 final File oldResourceFile = new File(getResourcePath()); 8493 final File oldLibraryFile = new File(getNativeLibraryPath()); 8494 8495 // Rename APK file based on packageName 8496 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 8497 final File newCodeFile = new File(installDir, apkName + ".apk"); 8498 if (!oldCodeFile.renameTo(newCodeFile)) { 8499 return false; 8500 } 8501 codeFileName = newCodeFile.getPath(); 8502 8503 // Rename public resource file if it's forward-locked. 8504 final File newResFile = new File(getResourcePathFromCodePath()); 8505 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 8506 return false; 8507 } 8508 resourceFileName = newResFile.getPath(); 8509 8510 // Rename library path 8511 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 8512 if (newLibraryFile.exists()) { 8513 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 8514 newLibraryFile.delete(); 8515 } 8516 if (!oldLibraryFile.renameTo(newLibraryFile)) { 8517 Slog.e(TAG, "Cannot rename native library directory " 8518 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 8519 return false; 8520 } 8521 libraryPath = newLibraryFile.getPath(); 8522 8523 // Attempt to set permissions 8524 if (!setPermissions()) { 8525 return false; 8526 } 8527 8528 if (!SELinux.restorecon(newCodeFile)) { 8529 return false; 8530 } 8531 8532 return true; 8533 } 8534 } 8535 8536 int doPostInstall(int status, int uid) { 8537 if (status != PackageManager.INSTALL_SUCCEEDED) { 8538 cleanUp(); 8539 } 8540 return status; 8541 } 8542 8543 String getResourcePath() { 8544 return resourceFileName; 8545 } 8546 8547 private String getResourcePathFromCodePath() { 8548 final String codePath = getCodePath(); 8549 if (isFwdLocked()) { 8550 final StringBuilder sb = new StringBuilder(); 8551 8552 sb.append(mAppInstallDir.getPath()); 8553 sb.append('/'); 8554 sb.append(getApkName(codePath)); 8555 sb.append(".zip"); 8556 8557 /* 8558 * If our APK is a temporary file, mark the resource as a 8559 * temporary file as well so it can be cleaned up after 8560 * catastrophic failure. 8561 */ 8562 if (codePath.endsWith(".tmp")) { 8563 sb.append(".tmp"); 8564 } 8565 8566 return sb.toString(); 8567 } else { 8568 return codePath; 8569 } 8570 } 8571 8572 private String getLibraryPathFromCodePath() { 8573 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 8574 } 8575 8576 @Override 8577 String getNativeLibraryPath() { 8578 if (libraryPath == null) { 8579 libraryPath = getLibraryPathFromCodePath(); 8580 } 8581 return libraryPath; 8582 } 8583 8584 private boolean cleanUp() { 8585 boolean ret = true; 8586 String sourceDir = getCodePath(); 8587 String publicSourceDir = getResourcePath(); 8588 if (sourceDir != null) { 8589 File sourceFile = new File(sourceDir); 8590 if (!sourceFile.exists()) { 8591 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 8592 ret = false; 8593 } 8594 // Delete application's code and resources 8595 sourceFile.delete(); 8596 } 8597 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 8598 final File publicSourceFile = new File(publicSourceDir); 8599 if (!publicSourceFile.exists()) { 8600 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 8601 } 8602 if (publicSourceFile.exists()) { 8603 publicSourceFile.delete(); 8604 } 8605 } 8606 8607 if (libraryPath != null) { 8608 File nativeLibraryFile = new File(libraryPath); 8609 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8610 if (!nativeLibraryFile.delete()) { 8611 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 8612 } 8613 } 8614 8615 return ret; 8616 } 8617 8618 void cleanUpResourcesLI() { 8619 String sourceDir = getCodePath(); 8620 if (cleanUp()) { 8621 int retCode = mInstaller.rmdex(sourceDir); 8622 if (retCode < 0) { 8623 Slog.w(TAG, "Couldn't remove dex file for package: " 8624 + " at location " 8625 + sourceDir + ", retcode=" + retCode); 8626 // we don't consider this to be a failure of the core package deletion 8627 } 8628 } 8629 } 8630 8631 private boolean setPermissions() { 8632 // TODO Do this in a more elegant way later on. for now just a hack 8633 if (!isFwdLocked()) { 8634 final int filePermissions = 8635 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 8636 |FileUtils.S_IROTH; 8637 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 8638 if (retCode != 0) { 8639 Slog.e(TAG, "Couldn't set new package file permissions for " + 8640 getCodePath() 8641 + ". The return code was: " + retCode); 8642 // TODO Define new internal error 8643 return false; 8644 } 8645 return true; 8646 } 8647 return true; 8648 } 8649 8650 boolean doPostDeleteLI(boolean delete) { 8651 // XXX err, shouldn't we respect the delete flag? 8652 cleanUpResourcesLI(); 8653 return true; 8654 } 8655 } 8656 8657 private boolean isAsecExternal(String cid) { 8658 final String asecPath = PackageHelper.getSdFilesystem(cid); 8659 return !asecPath.startsWith(mAsecInternalPath); 8660 } 8661 8662 /** 8663 * Extract the MountService "container ID" from the full code path of an 8664 * .apk. 8665 */ 8666 static String cidFromCodePath(String fullCodePath) { 8667 int eidx = fullCodePath.lastIndexOf("/"); 8668 String subStr1 = fullCodePath.substring(0, eidx); 8669 int sidx = subStr1.lastIndexOf("/"); 8670 return subStr1.substring(sidx+1, eidx); 8671 } 8672 8673 class AsecInstallArgs extends InstallArgs { 8674 static final String RES_FILE_NAME = "pkg.apk"; 8675 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 8676 8677 String cid; 8678 String packagePath; 8679 String resourcePath; 8680 String libraryPath; 8681 8682 AsecInstallArgs(InstallParams params) { 8683 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8684 params.installerPackageName, params.getManifestDigest(), 8685 params.getUser()); 8686 } 8687 8688 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 8689 boolean isExternal, boolean isForwardLocked) { 8690 super(null, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8691 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8692 null, null, null); 8693 // Extract cid from fullCodePath 8694 int eidx = fullCodePath.lastIndexOf("/"); 8695 String subStr1 = fullCodePath.substring(0, eidx); 8696 int sidx = subStr1.lastIndexOf("/"); 8697 cid = subStr1.substring(sidx+1, eidx); 8698 setCachePath(subStr1); 8699 } 8700 8701 AsecInstallArgs(String cid, boolean isForwardLocked) { 8702 super(null, null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 8703 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8704 null, null, null); 8705 this.cid = cid; 8706 setCachePath(PackageHelper.getSdDir(cid)); 8707 } 8708 8709 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 8710 super(packageURI, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8711 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8712 null, null, null); 8713 this.cid = cid; 8714 } 8715 8716 void createCopyFile() { 8717 cid = getTempContainerId(); 8718 } 8719 8720 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8721 try { 8722 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8723 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8724 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 8725 } finally { 8726 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8727 } 8728 } 8729 8730 private final boolean isExternal() { 8731 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8732 } 8733 8734 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8735 if (temp) { 8736 createCopyFile(); 8737 } else { 8738 /* 8739 * Pre-emptively destroy the container since it's destroyed if 8740 * copying fails due to it existing anyway. 8741 */ 8742 PackageHelper.destroySdDir(cid); 8743 } 8744 8745 final String newCachePath; 8746 try { 8747 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8748 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8749 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 8750 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 8751 } finally { 8752 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8753 } 8754 8755 if (newCachePath != null) { 8756 setCachePath(newCachePath); 8757 return PackageManager.INSTALL_SUCCEEDED; 8758 } else { 8759 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8760 } 8761 } 8762 8763 @Override 8764 String getCodePath() { 8765 return packagePath; 8766 } 8767 8768 @Override 8769 String getResourcePath() { 8770 return resourcePath; 8771 } 8772 8773 @Override 8774 String getNativeLibraryPath() { 8775 return libraryPath; 8776 } 8777 8778 int doPreInstall(int status) { 8779 if (status != PackageManager.INSTALL_SUCCEEDED) { 8780 // Destroy container 8781 PackageHelper.destroySdDir(cid); 8782 } else { 8783 boolean mounted = PackageHelper.isContainerMounted(cid); 8784 if (!mounted) { 8785 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 8786 Process.SYSTEM_UID); 8787 if (newCachePath != null) { 8788 setCachePath(newCachePath); 8789 } else { 8790 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8791 } 8792 } 8793 } 8794 return status; 8795 } 8796 8797 boolean doRename(int status, final String pkgName, 8798 String oldCodePath) { 8799 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 8800 String newCachePath = null; 8801 if (PackageHelper.isContainerMounted(cid)) { 8802 // Unmount the container 8803 if (!PackageHelper.unMountSdDir(cid)) { 8804 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 8805 return false; 8806 } 8807 } 8808 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8809 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 8810 " which might be stale. Will try to clean up."); 8811 // Clean up the stale container and proceed to recreate. 8812 if (!PackageHelper.destroySdDir(newCacheId)) { 8813 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 8814 return false; 8815 } 8816 // Successfully cleaned up stale container. Try to rename again. 8817 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8818 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 8819 + " inspite of cleaning it up."); 8820 return false; 8821 } 8822 } 8823 if (!PackageHelper.isContainerMounted(newCacheId)) { 8824 Slog.w(TAG, "Mounting container " + newCacheId); 8825 newCachePath = PackageHelper.mountSdDir(newCacheId, 8826 getEncryptKey(), Process.SYSTEM_UID); 8827 } else { 8828 newCachePath = PackageHelper.getSdDir(newCacheId); 8829 } 8830 if (newCachePath == null) { 8831 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 8832 return false; 8833 } 8834 Log.i(TAG, "Succesfully renamed " + cid + 8835 " to " + newCacheId + 8836 " at new path: " + newCachePath); 8837 cid = newCacheId; 8838 setCachePath(newCachePath); 8839 return true; 8840 } 8841 8842 private void setCachePath(String newCachePath) { 8843 File cachePath = new File(newCachePath); 8844 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 8845 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 8846 8847 if (isFwdLocked()) { 8848 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 8849 } else { 8850 resourcePath = packagePath; 8851 } 8852 } 8853 8854 int doPostInstall(int status, int uid) { 8855 if (status != PackageManager.INSTALL_SUCCEEDED) { 8856 cleanUp(); 8857 } else { 8858 final int groupOwner; 8859 final String protectedFile; 8860 if (isFwdLocked()) { 8861 groupOwner = UserHandle.getSharedAppGid(uid); 8862 protectedFile = RES_FILE_NAME; 8863 } else { 8864 groupOwner = -1; 8865 protectedFile = null; 8866 } 8867 8868 if (uid < Process.FIRST_APPLICATION_UID 8869 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 8870 Slog.e(TAG, "Failed to finalize " + cid); 8871 PackageHelper.destroySdDir(cid); 8872 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8873 } 8874 8875 boolean mounted = PackageHelper.isContainerMounted(cid); 8876 if (!mounted) { 8877 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 8878 } 8879 } 8880 return status; 8881 } 8882 8883 private void cleanUp() { 8884 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 8885 8886 // Destroy secure container 8887 PackageHelper.destroySdDir(cid); 8888 } 8889 8890 void cleanUpResourcesLI() { 8891 String sourceFile = getCodePath(); 8892 // Remove dex file 8893 int retCode = mInstaller.rmdex(sourceFile); 8894 if (retCode < 0) { 8895 Slog.w(TAG, "Couldn't remove dex file for package: " 8896 + " at location " 8897 + sourceFile.toString() + ", retcode=" + retCode); 8898 // we don't consider this to be a failure of the core package deletion 8899 } 8900 cleanUp(); 8901 } 8902 8903 boolean matchContainer(String app) { 8904 if (cid.startsWith(app)) { 8905 return true; 8906 } 8907 return false; 8908 } 8909 8910 String getPackageName() { 8911 return getAsecPackageName(cid); 8912 } 8913 8914 boolean doPostDeleteLI(boolean delete) { 8915 boolean ret = false; 8916 boolean mounted = PackageHelper.isContainerMounted(cid); 8917 if (mounted) { 8918 // Unmount first 8919 ret = PackageHelper.unMountSdDir(cid); 8920 } 8921 if (ret && delete) { 8922 cleanUpResourcesLI(); 8923 } 8924 return ret; 8925 } 8926 8927 @Override 8928 int doPreCopy() { 8929 if (isFwdLocked()) { 8930 if (!PackageHelper.fixSdPermissions(cid, 8931 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 8932 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8933 } 8934 } 8935 8936 return PackageManager.INSTALL_SUCCEEDED; 8937 } 8938 8939 @Override 8940 int doPostCopy(int uid) { 8941 if (isFwdLocked()) { 8942 if (uid < Process.FIRST_APPLICATION_UID 8943 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 8944 RES_FILE_NAME)) { 8945 Slog.e(TAG, "Failed to finalize " + cid); 8946 PackageHelper.destroySdDir(cid); 8947 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8948 } 8949 } 8950 8951 return PackageManager.INSTALL_SUCCEEDED; 8952 } 8953 }; 8954 8955 static String getAsecPackageName(String packageCid) { 8956 int idx = packageCid.lastIndexOf("-"); 8957 if (idx == -1) { 8958 return packageCid; 8959 } 8960 return packageCid.substring(0, idx); 8961 } 8962 8963 // Utility method used to create code paths based on package name and available index. 8964 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 8965 String idxStr = ""; 8966 int idx = 1; 8967 // Fall back to default value of idx=1 if prefix is not 8968 // part of oldCodePath 8969 if (oldCodePath != null) { 8970 String subStr = oldCodePath; 8971 // Drop the suffix right away 8972 if (subStr.endsWith(suffix)) { 8973 subStr = subStr.substring(0, subStr.length() - suffix.length()); 8974 } 8975 // If oldCodePath already contains prefix find out the 8976 // ending index to either increment or decrement. 8977 int sidx = subStr.lastIndexOf(prefix); 8978 if (sidx != -1) { 8979 subStr = subStr.substring(sidx + prefix.length()); 8980 if (subStr != null) { 8981 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 8982 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 8983 } 8984 try { 8985 idx = Integer.parseInt(subStr); 8986 if (idx <= 1) { 8987 idx++; 8988 } else { 8989 idx--; 8990 } 8991 } catch(NumberFormatException e) { 8992 } 8993 } 8994 } 8995 } 8996 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 8997 return prefix + idxStr; 8998 } 8999 9000 // Utility method used to ignore ADD/REMOVE events 9001 // by directory observer. 9002 private static boolean ignoreCodePath(String fullPathStr) { 9003 String apkName = getApkName(fullPathStr); 9004 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9005 if (idx != -1 && ((idx+1) < apkName.length())) { 9006 // Make sure the package ends with a numeral 9007 String version = apkName.substring(idx+1); 9008 try { 9009 Integer.parseInt(version); 9010 return true; 9011 } catch (NumberFormatException e) {} 9012 } 9013 return false; 9014 } 9015 9016 // Utility method that returns the relative package path with respect 9017 // to the installation directory. Like say for /data/data/com.test-1.apk 9018 // string com.test-1 is returned. 9019 static String getApkName(String codePath) { 9020 if (codePath == null) { 9021 return null; 9022 } 9023 int sidx = codePath.lastIndexOf("/"); 9024 int eidx = codePath.lastIndexOf("."); 9025 if (eidx == -1) { 9026 eidx = codePath.length(); 9027 } else if (eidx == 0) { 9028 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 9029 return null; 9030 } 9031 return codePath.substring(sidx+1, eidx); 9032 } 9033 9034 class PackageInstalledInfo { 9035 String name; 9036 int uid; 9037 // The set of users that originally had this package installed. 9038 int[] origUsers; 9039 // The set of users that now have this package installed. 9040 int[] newUsers; 9041 PackageParser.Package pkg; 9042 int returnCode; 9043 PackageRemovedInfo removedInfo; 9044 9045 // In some error cases we want to convey more info back to the observer 9046 String origPackage; 9047 String origPermission; 9048 } 9049 9050 /* 9051 * Install a non-existing package. 9052 */ 9053 private void installNewPackageLI(PackageParser.Package pkg, 9054 int parseFlags, int scanMode, UserHandle user, 9055 String installerPackageName, PackageInstalledInfo res) { 9056 // Remember this for later, in case we need to rollback this install 9057 String pkgName = pkg.packageName; 9058 9059 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9060 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9061 synchronized(mPackages) { 9062 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9063 // A package with the same name is already installed, though 9064 // it has been renamed to an older name. The package we 9065 // are trying to install should be installed as an update to 9066 // the existing one, but that has not been requested, so bail. 9067 Slog.w(TAG, "Attempt to re-install " + pkgName 9068 + " without first uninstalling package running as " 9069 + mSettings.mRenamedPackages.get(pkgName)); 9070 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9071 return; 9072 } 9073 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 9074 // Don't allow installation over an existing package with the same name. 9075 Slog.w(TAG, "Attempt to re-install " + pkgName 9076 + " without first uninstalling."); 9077 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9078 return; 9079 } 9080 } 9081 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9082 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9083 System.currentTimeMillis(), user); 9084 if (newPackage == null) { 9085 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9086 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9087 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9088 } 9089 } else { 9090 updateSettingsLI(newPackage, 9091 installerPackageName, 9092 null, null, 9093 res); 9094 // delete the partially installed application. the data directory will have to be 9095 // restored if it was already existing 9096 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9097 // remove package from internal structures. Note that we want deletePackageX to 9098 // delete the package data and cache directories that it created in 9099 // scanPackageLocked, unless those directories existed before we even tried to 9100 // install. 9101 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9102 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9103 res.removedInfo, true); 9104 } 9105 } 9106 } 9107 9108 private void replacePackageLI(PackageParser.Package pkg, 9109 int parseFlags, int scanMode, UserHandle user, 9110 String installerPackageName, PackageInstalledInfo res) { 9111 9112 PackageParser.Package oldPackage; 9113 String pkgName = pkg.packageName; 9114 int[] allUsers; 9115 boolean[] perUserInstalled; 9116 9117 // First find the old package info and check signatures 9118 synchronized(mPackages) { 9119 oldPackage = mPackages.get(pkgName); 9120 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9121 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9122 != PackageManager.SIGNATURE_MATCH) { 9123 Slog.w(TAG, "New package has a different signature: " + pkgName); 9124 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9125 return; 9126 } 9127 9128 // In case of rollback, remember per-user/profile install state 9129 PackageSetting ps = mSettings.mPackages.get(pkgName); 9130 allUsers = sUserManager.getUserIds(); 9131 perUserInstalled = new boolean[allUsers.length]; 9132 for (int i = 0; i < allUsers.length; i++) { 9133 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9134 } 9135 } 9136 boolean sysPkg = (isSystemApp(oldPackage)); 9137 if (sysPkg) { 9138 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9139 user, allUsers, perUserInstalled, installerPackageName, res); 9140 } else { 9141 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9142 user, allUsers, perUserInstalled, installerPackageName, res); 9143 } 9144 } 9145 9146 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9147 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9148 int[] allUsers, boolean[] perUserInstalled, 9149 String installerPackageName, PackageInstalledInfo res) { 9150 PackageParser.Package newPackage = null; 9151 String pkgName = deletedPackage.packageName; 9152 boolean deletedPkg = true; 9153 boolean updatedSettings = false; 9154 9155 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9156 + deletedPackage); 9157 long origUpdateTime; 9158 if (pkg.mExtras != null) { 9159 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9160 } else { 9161 origUpdateTime = 0; 9162 } 9163 9164 // First delete the existing package while retaining the data directory 9165 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9166 res.removedInfo, true)) { 9167 // If the existing package wasn't successfully deleted 9168 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9169 deletedPkg = false; 9170 } else { 9171 // Successfully deleted the old package. Now proceed with re-installation 9172 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9173 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9174 System.currentTimeMillis(), user); 9175 if (newPackage == null) { 9176 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9177 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9178 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9179 } 9180 } else { 9181 updateSettingsLI(newPackage, 9182 installerPackageName, 9183 allUsers, perUserInstalled, 9184 res); 9185 updatedSettings = true; 9186 } 9187 } 9188 9189 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9190 // remove package from internal structures. Note that we want deletePackageX to 9191 // delete the package data and cache directories that it created in 9192 // scanPackageLocked, unless those directories existed before we even tried to 9193 // install. 9194 if(updatedSettings) { 9195 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9196 deletePackageLI( 9197 pkgName, null, true, allUsers, perUserInstalled, 9198 PackageManager.DELETE_KEEP_DATA, 9199 res.removedInfo, true); 9200 } 9201 // Since we failed to install the new package we need to restore the old 9202 // package that we deleted. 9203 if(deletedPkg) { 9204 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9205 File restoreFile = new File(deletedPackage.mPath); 9206 // Parse old package 9207 boolean oldOnSd = isExternal(deletedPackage); 9208 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9209 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9210 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9211 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9212 | SCAN_UPDATE_TIME; 9213 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 9214 origUpdateTime, null) == null) { 9215 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 9216 return; 9217 } 9218 // Restore of old package succeeded. Update permissions. 9219 // writer 9220 synchronized (mPackages) { 9221 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9222 UPDATE_PERMISSIONS_ALL); 9223 // can downgrade to reader 9224 mSettings.writeLPr(); 9225 } 9226 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9227 } 9228 } 9229 } 9230 9231 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9232 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9233 int[] allUsers, boolean[] perUserInstalled, 9234 String installerPackageName, PackageInstalledInfo res) { 9235 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9236 + ", old=" + deletedPackage); 9237 PackageParser.Package newPackage = null; 9238 boolean updatedSettings = false; 9239 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 9240 PackageParser.PARSE_IS_SYSTEM; 9241 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9242 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9243 } 9244 String packageName = deletedPackage.packageName; 9245 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9246 if (packageName == null) { 9247 Slog.w(TAG, "Attempt to delete null packageName."); 9248 return; 9249 } 9250 PackageParser.Package oldPkg; 9251 PackageSetting oldPkgSetting; 9252 // reader 9253 synchronized (mPackages) { 9254 oldPkg = mPackages.get(packageName); 9255 oldPkgSetting = mSettings.mPackages.get(packageName); 9256 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9257 (oldPkgSetting == null)) { 9258 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 9259 return; 9260 } 9261 } 9262 9263 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9264 9265 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9266 res.removedInfo.removedPackage = packageName; 9267 // Remove existing system package 9268 removePackageLI(oldPkgSetting, true); 9269 // writer 9270 synchronized (mPackages) { 9271 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9272 // We didn't need to disable the .apk as a current system package, 9273 // which means we are replacing another update that is already 9274 // installed. We need to make sure to delete the older one's .apk. 9275 res.removedInfo.args = createInstallArgs(0, 9276 deletedPackage.applicationInfo.sourceDir, 9277 deletedPackage.applicationInfo.publicSourceDir, 9278 deletedPackage.applicationInfo.nativeLibraryDir); 9279 } else { 9280 res.removedInfo.args = null; 9281 } 9282 } 9283 9284 // Successfully disabled the old package. Now proceed with re-installation 9285 res.returnCode = mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9286 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9287 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 9288 if (newPackage == null) { 9289 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9290 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9291 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9292 } 9293 } else { 9294 if (newPackage.mExtras != null) { 9295 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 9296 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 9297 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 9298 9299 // is the update attempting to change shared user? that isn't going to work... 9300 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 9301 Slog.w(TAG, "Forbidding shared user change from " + oldPkgSetting.sharedUser 9302 + " to " + newPkgSetting.sharedUser); 9303 res.returnCode = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 9304 updatedSettings = true; 9305 } 9306 } 9307 9308 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9309 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9310 updatedSettings = true; 9311 } 9312 } 9313 9314 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9315 // Re installation failed. Restore old information 9316 // Remove new pkg information 9317 if (newPackage != null) { 9318 removeInstalledPackageLI(newPackage, true); 9319 } 9320 // Add back the old system package 9321 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 9322 // Restore the old system information in Settings 9323 synchronized(mPackages) { 9324 if (updatedSettings) { 9325 mSettings.enableSystemPackageLPw(packageName); 9326 mSettings.setInstallerPackageName(packageName, 9327 oldPkgSetting.installerPackageName); 9328 } 9329 mSettings.writeLPr(); 9330 } 9331 } 9332 } 9333 9334 // Utility method used to move dex files during install. 9335 private int moveDexFilesLI(PackageParser.Package newPackage) { 9336 int retCode; 9337 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 9338 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 9339 if (retCode != 0) { 9340 if (mNoDexOpt) { 9341 /* 9342 * If we're in an engineering build, programs are lazily run 9343 * through dexopt. If the .dex file doesn't exist yet, it 9344 * will be created when the program is run next. 9345 */ 9346 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 9347 } else { 9348 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 9349 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9350 } 9351 } 9352 } 9353 return PackageManager.INSTALL_SUCCEEDED; 9354 } 9355 9356 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 9357 int[] allUsers, boolean[] perUserInstalled, 9358 PackageInstalledInfo res) { 9359 String pkgName = newPackage.packageName; 9360 synchronized (mPackages) { 9361 //write settings. the installStatus will be incomplete at this stage. 9362 //note that the new package setting would have already been 9363 //added to mPackages. It hasn't been persisted yet. 9364 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 9365 mSettings.writeLPr(); 9366 } 9367 9368 if ((res.returnCode = moveDexFilesLI(newPackage)) 9369 != PackageManager.INSTALL_SUCCEEDED) { 9370 // Discontinue if moving dex files failed. 9371 return; 9372 } 9373 9374 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.mPath); 9375 9376 synchronized (mPackages) { 9377 updatePermissionsLPw(newPackage.packageName, newPackage, 9378 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 9379 ? UPDATE_PERMISSIONS_ALL : 0)); 9380 // For system-bundled packages, we assume that installing an upgraded version 9381 // of the package implies that the user actually wants to run that new code, 9382 // so we enable the package. 9383 if (isSystemApp(newPackage)) { 9384 // NB: implicit assumption that system package upgrades apply to all users 9385 if (DEBUG_INSTALL) { 9386 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 9387 } 9388 PackageSetting ps = mSettings.mPackages.get(pkgName); 9389 if (ps != null) { 9390 if (res.origUsers != null) { 9391 for (int userHandle : res.origUsers) { 9392 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 9393 userHandle, installerPackageName); 9394 } 9395 } 9396 // Also convey the prior install/uninstall state 9397 if (allUsers != null && perUserInstalled != null) { 9398 for (int i = 0; i < allUsers.length; i++) { 9399 if (DEBUG_INSTALL) { 9400 Slog.d(TAG, " user " + allUsers[i] 9401 + " => " + perUserInstalled[i]); 9402 } 9403 ps.setInstalled(perUserInstalled[i], allUsers[i]); 9404 } 9405 // these install state changes will be persisted in the 9406 // upcoming call to mSettings.writeLPr(). 9407 } 9408 } 9409 } 9410 res.name = pkgName; 9411 res.uid = newPackage.applicationInfo.uid; 9412 res.pkg = newPackage; 9413 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 9414 mSettings.setInstallerPackageName(pkgName, installerPackageName); 9415 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9416 //to update install status 9417 mSettings.writeLPr(); 9418 } 9419 } 9420 9421 private void installPackageLI(InstallArgs args, 9422 boolean newInstall, PackageInstalledInfo res) { 9423 int pFlags = args.flags; 9424 String installerPackageName = args.installerPackageName; 9425 File tmpPackageFile = new File(args.getCodePath()); 9426 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 9427 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 9428 boolean replace = false; 9429 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 9430 | (newInstall ? SCAN_NEW_INSTALL : 0); 9431 // Result object to be returned 9432 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9433 9434 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 9435 // Retrieve PackageSettings and parse package 9436 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 9437 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 9438 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 9439 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 9440 pp.setSeparateProcesses(mSeparateProcesses); 9441 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 9442 null, mMetrics, parseFlags); 9443 if (pkg == null) { 9444 res.returnCode = pp.getParseError(); 9445 return; 9446 } 9447 String pkgName = res.name = pkg.packageName; 9448 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 9449 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 9450 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 9451 return; 9452 } 9453 } 9454 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 9455 res.returnCode = pp.getParseError(); 9456 return; 9457 } 9458 9459 /* If the installer passed in a manifest digest, compare it now. */ 9460 if (args.manifestDigest != null) { 9461 if (DEBUG_INSTALL) { 9462 final String parsedManifest = pkg.manifestDigest == null ? "null" 9463 : pkg.manifestDigest.toString(); 9464 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 9465 + parsedManifest); 9466 } 9467 9468 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 9469 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 9470 return; 9471 } 9472 } else if (DEBUG_INSTALL) { 9473 final String parsedManifest = pkg.manifestDigest == null 9474 ? "null" : pkg.manifestDigest.toString(); 9475 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 9476 } 9477 9478 // Get rid of all references to package scan path via parser. 9479 pp = null; 9480 String oldCodePath = null; 9481 boolean systemApp = false; 9482 synchronized (mPackages) { 9483 // Check whether the newly-scanned package wants to define an already-defined perm 9484 int N = pkg.permissions.size(); 9485 for (int i = 0; i < N; i++) { 9486 PackageParser.Permission perm = pkg.permissions.get(i); 9487 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 9488 if (bp != null) { 9489 // If the defining package is signed with our cert, it's okay. This 9490 // also includes the "updating the same package" case, of course. 9491 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 9492 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9493 Slog.w(TAG, "Package " + pkg.packageName 9494 + " attempting to redeclare permission " + perm.info.name 9495 + " already owned by " + bp.sourcePackage); 9496 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 9497 res.origPermission = perm.info.name; 9498 res.origPackage = bp.sourcePackage; 9499 return; 9500 } 9501 } 9502 } 9503 9504 // Check if installing already existing package 9505 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9506 String oldName = mSettings.mRenamedPackages.get(pkgName); 9507 if (pkg.mOriginalPackages != null 9508 && pkg.mOriginalPackages.contains(oldName) 9509 && mPackages.containsKey(oldName)) { 9510 // This package is derived from an original package, 9511 // and this device has been updating from that original 9512 // name. We must continue using the original name, so 9513 // rename the new package here. 9514 pkg.setPackageName(oldName); 9515 pkgName = pkg.packageName; 9516 replace = true; 9517 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 9518 + oldName + " pkgName=" + pkgName); 9519 } else if (mPackages.containsKey(pkgName)) { 9520 // This package, under its official name, already exists 9521 // on the device; we should replace it. 9522 replace = true; 9523 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 9524 } 9525 } 9526 PackageSetting ps = mSettings.mPackages.get(pkgName); 9527 if (ps != null) { 9528 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 9529 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 9530 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 9531 systemApp = (ps.pkg.applicationInfo.flags & 9532 ApplicationInfo.FLAG_SYSTEM) != 0; 9533 } 9534 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9535 } 9536 } 9537 9538 if (systemApp && onSd) { 9539 // Disable updates to system apps on sdcard 9540 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 9541 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9542 return; 9543 } 9544 9545 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 9546 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9547 return; 9548 } 9549 // Set application objects path explicitly after the rename 9550 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 9551 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 9552 if (replace) { 9553 replacePackageLI(pkg, parseFlags, scanMode, args.user, 9554 installerPackageName, res); 9555 } else { 9556 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 9557 installerPackageName, res); 9558 } 9559 synchronized (mPackages) { 9560 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9561 if (ps != null) { 9562 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9563 } 9564 } 9565 } 9566 9567 private static boolean isForwardLocked(PackageParser.Package pkg) { 9568 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9569 } 9570 9571 9572 private boolean isForwardLocked(PackageSetting ps) { 9573 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9574 } 9575 9576 private static boolean isExternal(PackageParser.Package pkg) { 9577 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9578 } 9579 9580 private static boolean isExternal(PackageSetting ps) { 9581 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9582 } 9583 9584 private static boolean isSystemApp(PackageParser.Package pkg) { 9585 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9586 } 9587 9588 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 9589 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 9590 } 9591 9592 private static boolean isSystemApp(ApplicationInfo info) { 9593 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9594 } 9595 9596 private static boolean isSystemApp(PackageSetting ps) { 9597 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 9598 } 9599 9600 private static boolean isUpdatedSystemApp(PackageSetting ps) { 9601 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9602 } 9603 9604 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 9605 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9606 } 9607 9608 private int packageFlagsToInstallFlags(PackageSetting ps) { 9609 int installFlags = 0; 9610 if (isExternal(ps)) { 9611 installFlags |= PackageManager.INSTALL_EXTERNAL; 9612 } 9613 if (isForwardLocked(ps)) { 9614 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9615 } 9616 return installFlags; 9617 } 9618 9619 private void deleteTempPackageFiles() { 9620 final FilenameFilter filter = new FilenameFilter() { 9621 public boolean accept(File dir, String name) { 9622 return name.startsWith("vmdl") && name.endsWith(".tmp"); 9623 } 9624 }; 9625 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 9626 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 9627 } 9628 9629 private static final void deleteTempPackageFilesInDirectory(File directory, 9630 FilenameFilter filter) { 9631 final String[] tmpFilesList = directory.list(filter); 9632 if (tmpFilesList == null) { 9633 return; 9634 } 9635 for (int i = 0; i < tmpFilesList.length; i++) { 9636 final File tmpFile = new File(directory, tmpFilesList[i]); 9637 tmpFile.delete(); 9638 } 9639 } 9640 9641 private File createTempPackageFile(File installDir) { 9642 File tmpPackageFile; 9643 try { 9644 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 9645 } catch (IOException e) { 9646 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 9647 return null; 9648 } 9649 try { 9650 FileUtils.setPermissions( 9651 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 9652 -1, -1); 9653 if (!SELinux.restorecon(tmpPackageFile)) { 9654 return null; 9655 } 9656 } catch (IOException e) { 9657 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 9658 return null; 9659 } 9660 return tmpPackageFile; 9661 } 9662 9663 @Override 9664 public void deletePackageAsUser(final String packageName, 9665 final IPackageDeleteObserver observer, 9666 final int userId, final int flags) { 9667 mContext.enforceCallingOrSelfPermission( 9668 android.Manifest.permission.DELETE_PACKAGES, null); 9669 final int uid = Binder.getCallingUid(); 9670 if (UserHandle.getUserId(uid) != userId) { 9671 mContext.enforceCallingPermission( 9672 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 9673 "deletePackage for user " + userId); 9674 } 9675 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 9676 try { 9677 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 9678 } catch (RemoteException re) { 9679 } 9680 return; 9681 } 9682 9683 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 9684 // Queue up an async operation since the package deletion may take a little while. 9685 mHandler.post(new Runnable() { 9686 public void run() { 9687 mHandler.removeCallbacks(this); 9688 final int returnCode = deletePackageX(packageName, userId, flags); 9689 if (observer != null) { 9690 try { 9691 observer.packageDeleted(packageName, returnCode); 9692 } catch (RemoteException e) { 9693 Log.i(TAG, "Observer no longer exists."); 9694 } //end catch 9695 } //end if 9696 } //end run 9697 }); 9698 } 9699 9700 private boolean isPackageDeviceAdmin(String packageName, int userId) { 9701 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 9702 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 9703 try { 9704 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 9705 || dpm.isDeviceOwner(packageName))) { 9706 return true; 9707 } 9708 } catch (RemoteException e) { 9709 } 9710 return false; 9711 } 9712 9713 /** 9714 * This method is an internal method that could be get invoked either 9715 * to delete an installed package or to clean up a failed installation. 9716 * After deleting an installed package, a broadcast is sent to notify any 9717 * listeners that the package has been installed. For cleaning up a failed 9718 * installation, the broadcast is not necessary since the package's 9719 * installation wouldn't have sent the initial broadcast either 9720 * The key steps in deleting a package are 9721 * deleting the package information in internal structures like mPackages, 9722 * deleting the packages base directories through installd 9723 * updating mSettings to reflect current status 9724 * persisting settings for later use 9725 * sending a broadcast if necessary 9726 */ 9727 private int deletePackageX(String packageName, int userId, int flags) { 9728 final PackageRemovedInfo info = new PackageRemovedInfo(); 9729 final boolean res; 9730 9731 if (isPackageDeviceAdmin(packageName, userId)) { 9732 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 9733 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 9734 } 9735 9736 boolean removedForAllUsers = false; 9737 boolean systemUpdate = false; 9738 9739 // for the uninstall-updates case and restricted profiles, remember the per- 9740 // userhandle installed state 9741 int[] allUsers; 9742 boolean[] perUserInstalled; 9743 synchronized (mPackages) { 9744 PackageSetting ps = mSettings.mPackages.get(packageName); 9745 allUsers = sUserManager.getUserIds(); 9746 perUserInstalled = new boolean[allUsers.length]; 9747 for (int i = 0; i < allUsers.length; i++) { 9748 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9749 } 9750 } 9751 9752 synchronized (mInstallLock) { 9753 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 9754 res = deletePackageLI(packageName, 9755 (flags & PackageManager.DELETE_ALL_USERS) != 0 9756 ? UserHandle.ALL : new UserHandle(userId), 9757 true, allUsers, perUserInstalled, 9758 flags | REMOVE_CHATTY, info, true); 9759 systemUpdate = info.isRemovedPackageSystemUpdate; 9760 if (res && !systemUpdate && mPackages.get(packageName) == null) { 9761 removedForAllUsers = true; 9762 } 9763 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 9764 + " removedForAllUsers=" + removedForAllUsers); 9765 } 9766 9767 if (res) { 9768 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 9769 9770 // If the removed package was a system update, the old system package 9771 // was re-enabled; we need to broadcast this information 9772 if (systemUpdate) { 9773 Bundle extras = new Bundle(1); 9774 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 9775 ? info.removedAppId : info.uid); 9776 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9777 9778 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 9779 extras, null, null, null); 9780 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 9781 extras, null, null, null); 9782 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 9783 null, packageName, null, null); 9784 } 9785 } 9786 // Force a gc here. 9787 Runtime.getRuntime().gc(); 9788 // Delete the resources here after sending the broadcast to let 9789 // other processes clean up before deleting resources. 9790 if (info.args != null) { 9791 synchronized (mInstallLock) { 9792 info.args.doPostDeleteLI(true); 9793 } 9794 } 9795 9796 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 9797 } 9798 9799 static class PackageRemovedInfo { 9800 String removedPackage; 9801 int uid = -1; 9802 int removedAppId = -1; 9803 int[] removedUsers = null; 9804 boolean isRemovedPackageSystemUpdate = false; 9805 // Clean up resources deleted packages. 9806 InstallArgs args = null; 9807 9808 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 9809 Bundle extras = new Bundle(1); 9810 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 9811 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 9812 if (replacing) { 9813 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9814 } 9815 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 9816 if (removedPackage != null) { 9817 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 9818 extras, null, null, removedUsers); 9819 if (fullRemove && !replacing) { 9820 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 9821 extras, null, null, removedUsers); 9822 } 9823 } 9824 if (removedAppId >= 0) { 9825 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 9826 removedUsers); 9827 } 9828 } 9829 } 9830 9831 /* 9832 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 9833 * flag is not set, the data directory is removed as well. 9834 * make sure this flag is set for partially installed apps. If not its meaningless to 9835 * delete a partially installed application. 9836 */ 9837 private void removePackageDataLI(PackageSetting ps, 9838 int[] allUserHandles, boolean[] perUserInstalled, 9839 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 9840 String packageName = ps.name; 9841 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 9842 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 9843 // Retrieve object to delete permissions for shared user later on 9844 final PackageSetting deletedPs; 9845 // reader 9846 synchronized (mPackages) { 9847 deletedPs = mSettings.mPackages.get(packageName); 9848 if (outInfo != null) { 9849 outInfo.removedPackage = packageName; 9850 outInfo.removedUsers = deletedPs != null 9851 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 9852 : null; 9853 } 9854 } 9855 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9856 removeDataDirsLI(packageName); 9857 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 9858 } 9859 // writer 9860 synchronized (mPackages) { 9861 if (deletedPs != null) { 9862 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9863 if (outInfo != null) { 9864 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 9865 } 9866 if (deletedPs != null) { 9867 updatePermissionsLPw(deletedPs.name, null, 0); 9868 if (deletedPs.sharedUser != null) { 9869 // remove permissions associated with package 9870 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 9871 } 9872 } 9873 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 9874 } 9875 // make sure to preserve per-user disabled state if this removal was just 9876 // a downgrade of a system app to the factory package 9877 if (allUserHandles != null && perUserInstalled != null) { 9878 if (DEBUG_REMOVE) { 9879 Slog.d(TAG, "Propagating install state across downgrade"); 9880 } 9881 for (int i = 0; i < allUserHandles.length; i++) { 9882 if (DEBUG_REMOVE) { 9883 Slog.d(TAG, " user " + allUserHandles[i] 9884 + " => " + perUserInstalled[i]); 9885 } 9886 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9887 } 9888 } 9889 } 9890 // can downgrade to reader 9891 if (writeSettings) { 9892 // Save settings now 9893 mSettings.writeLPr(); 9894 } 9895 } 9896 if (outInfo != null) { 9897 // A user ID was deleted here. Go through all users and remove it 9898 // from KeyStore. 9899 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 9900 } 9901 } 9902 9903 static boolean locationIsPrivileged(File path) { 9904 try { 9905 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 9906 .getCanonicalPath(); 9907 return path.getCanonicalPath().startsWith(privilegedAppDir); 9908 } catch (IOException e) { 9909 Slog.e(TAG, "Unable to access code path " + path); 9910 } 9911 return false; 9912 } 9913 9914 /* 9915 * Tries to delete system package. 9916 */ 9917 private boolean deleteSystemPackageLI(PackageSetting newPs, 9918 int[] allUserHandles, boolean[] perUserInstalled, 9919 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 9920 final boolean applyUserRestrictions 9921 = (allUserHandles != null) && (perUserInstalled != null); 9922 PackageSetting disabledPs = null; 9923 // Confirm if the system package has been updated 9924 // An updated system app can be deleted. This will also have to restore 9925 // the system pkg from system partition 9926 // reader 9927 synchronized (mPackages) { 9928 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 9929 } 9930 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 9931 + " disabledPs=" + disabledPs); 9932 if (disabledPs == null) { 9933 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 9934 return false; 9935 } else if (DEBUG_REMOVE) { 9936 Slog.d(TAG, "Deleting system pkg from data partition"); 9937 } 9938 if (DEBUG_REMOVE) { 9939 if (applyUserRestrictions) { 9940 Slog.d(TAG, "Remembering install states:"); 9941 for (int i = 0; i < allUserHandles.length; i++) { 9942 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 9943 } 9944 } 9945 } 9946 // Delete the updated package 9947 outInfo.isRemovedPackageSystemUpdate = true; 9948 if (disabledPs.versionCode < newPs.versionCode) { 9949 // Delete data for downgrades 9950 flags &= ~PackageManager.DELETE_KEEP_DATA; 9951 } else { 9952 // Preserve data by setting flag 9953 flags |= PackageManager.DELETE_KEEP_DATA; 9954 } 9955 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 9956 allUserHandles, perUserInstalled, outInfo, writeSettings); 9957 if (!ret) { 9958 return false; 9959 } 9960 // writer 9961 synchronized (mPackages) { 9962 // Reinstate the old system package 9963 mSettings.enableSystemPackageLPw(newPs.name); 9964 // Remove any native libraries from the upgraded package. 9965 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 9966 } 9967 // Install the system package 9968 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 9969 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 9970 if (locationIsPrivileged(disabledPs.codePath)) { 9971 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9972 } 9973 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 9974 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 9975 9976 if (newPkg == null) { 9977 Slog.w(TAG, "Failed to restore system package:" + newPs.name 9978 + " with error:" + mLastScanError); 9979 return false; 9980 } 9981 // writer 9982 synchronized (mPackages) { 9983 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 9984 setInternalAppNativeLibraryPath(newPkg, ps); 9985 updatePermissionsLPw(newPkg.packageName, newPkg, 9986 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 9987 if (applyUserRestrictions) { 9988 if (DEBUG_REMOVE) { 9989 Slog.d(TAG, "Propagating install state across reinstall"); 9990 } 9991 for (int i = 0; i < allUserHandles.length; i++) { 9992 if (DEBUG_REMOVE) { 9993 Slog.d(TAG, " user " + allUserHandles[i] 9994 + " => " + perUserInstalled[i]); 9995 } 9996 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9997 } 9998 // Regardless of writeSettings we need to ensure that this restriction 9999 // state propagation is persisted 10000 mSettings.writeAllUsersPackageRestrictionsLPr(); 10001 } 10002 // can downgrade to reader here 10003 if (writeSettings) { 10004 mSettings.writeLPr(); 10005 } 10006 } 10007 return true; 10008 } 10009 10010 private boolean deleteInstalledPackageLI(PackageSetting ps, 10011 boolean deleteCodeAndResources, int flags, 10012 int[] allUserHandles, boolean[] perUserInstalled, 10013 PackageRemovedInfo outInfo, boolean writeSettings) { 10014 if (outInfo != null) { 10015 outInfo.uid = ps.appId; 10016 } 10017 10018 // Delete package data from internal structures and also remove data if flag is set 10019 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10020 10021 // Delete application code and resources 10022 if (deleteCodeAndResources && (outInfo != null)) { 10023 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 10024 ps.resourcePathString, ps.nativeLibraryPathString); 10025 } 10026 return true; 10027 } 10028 10029 /* 10030 * This method handles package deletion in general 10031 */ 10032 private boolean deletePackageLI(String packageName, UserHandle user, 10033 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10034 int flags, PackageRemovedInfo outInfo, 10035 boolean writeSettings) { 10036 if (packageName == null) { 10037 Slog.w(TAG, "Attempt to delete null packageName."); 10038 return false; 10039 } 10040 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10041 PackageSetting ps; 10042 boolean dataOnly = false; 10043 int removeUser = -1; 10044 int appId = -1; 10045 synchronized (mPackages) { 10046 ps = mSettings.mPackages.get(packageName); 10047 if (ps == null) { 10048 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10049 return false; 10050 } 10051 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10052 && user.getIdentifier() != UserHandle.USER_ALL) { 10053 // The caller is asking that the package only be deleted for a single 10054 // user. To do this, we just mark its uninstalled state and delete 10055 // its data. If this is a system app, we only allow this to happen if 10056 // they have set the special DELETE_SYSTEM_APP which requests different 10057 // semantics than normal for uninstalling system apps. 10058 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10059 ps.setUserState(user.getIdentifier(), 10060 COMPONENT_ENABLED_STATE_DEFAULT, 10061 false, //installed 10062 true, //stopped 10063 true, //notLaunched 10064 false, //blocked 10065 null, null, null); 10066 if (!isSystemApp(ps)) { 10067 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10068 // Other user still have this package installed, so all 10069 // we need to do is clear this user's data and save that 10070 // it is uninstalled. 10071 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10072 removeUser = user.getIdentifier(); 10073 appId = ps.appId; 10074 mSettings.writePackageRestrictionsLPr(removeUser); 10075 } else { 10076 // We need to set it back to 'installed' so the uninstall 10077 // broadcasts will be sent correctly. 10078 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10079 ps.setInstalled(true, user.getIdentifier()); 10080 } 10081 } else { 10082 // This is a system app, so we assume that the 10083 // other users still have this package installed, so all 10084 // we need to do is clear this user's data and save that 10085 // it is uninstalled. 10086 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10087 removeUser = user.getIdentifier(); 10088 appId = ps.appId; 10089 mSettings.writePackageRestrictionsLPr(removeUser); 10090 } 10091 } 10092 } 10093 10094 if (removeUser >= 0) { 10095 // From above, we determined that we are deleting this only 10096 // for a single user. Continue the work here. 10097 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10098 if (outInfo != null) { 10099 outInfo.removedPackage = packageName; 10100 outInfo.removedAppId = appId; 10101 outInfo.removedUsers = new int[] {removeUser}; 10102 } 10103 mInstaller.clearUserData(packageName, removeUser); 10104 removeKeystoreDataIfNeeded(removeUser, appId); 10105 schedulePackageCleaning(packageName, removeUser, false); 10106 return true; 10107 } 10108 10109 if (dataOnly) { 10110 // Delete application data first 10111 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10112 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10113 return true; 10114 } 10115 10116 boolean ret = false; 10117 mSettings.mKeySetManager.removeAppKeySetData(packageName); 10118 if (isSystemApp(ps)) { 10119 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10120 // When an updated system application is deleted we delete the existing resources as well and 10121 // fall back to existing code in system partition 10122 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10123 flags, outInfo, writeSettings); 10124 } else { 10125 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10126 // Kill application pre-emptively especially for apps on sd. 10127 killApplication(packageName, ps.appId, "uninstall pkg"); 10128 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10129 allUserHandles, perUserInstalled, 10130 outInfo, writeSettings); 10131 } 10132 10133 return ret; 10134 } 10135 10136 private final class ClearStorageConnection implements ServiceConnection { 10137 IMediaContainerService mContainerService; 10138 10139 @Override 10140 public void onServiceConnected(ComponentName name, IBinder service) { 10141 synchronized (this) { 10142 mContainerService = IMediaContainerService.Stub.asInterface(service); 10143 notifyAll(); 10144 } 10145 } 10146 10147 @Override 10148 public void onServiceDisconnected(ComponentName name) { 10149 } 10150 } 10151 10152 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10153 final boolean mounted; 10154 if (Environment.isExternalStorageEmulated()) { 10155 mounted = true; 10156 } else { 10157 final String status = Environment.getExternalStorageState(); 10158 10159 mounted = status.equals(Environment.MEDIA_MOUNTED) 10160 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10161 } 10162 10163 if (!mounted) { 10164 return; 10165 } 10166 10167 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10168 int[] users; 10169 if (userId == UserHandle.USER_ALL) { 10170 users = sUserManager.getUserIds(); 10171 } else { 10172 users = new int[] { userId }; 10173 } 10174 final ClearStorageConnection conn = new ClearStorageConnection(); 10175 if (mContext.bindServiceAsUser( 10176 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10177 try { 10178 for (int curUser : users) { 10179 long timeout = SystemClock.uptimeMillis() + 5000; 10180 synchronized (conn) { 10181 long now = SystemClock.uptimeMillis(); 10182 while (conn.mContainerService == null && now < timeout) { 10183 try { 10184 conn.wait(timeout - now); 10185 } catch (InterruptedException e) { 10186 } 10187 } 10188 } 10189 if (conn.mContainerService == null) { 10190 return; 10191 } 10192 10193 final UserEnvironment userEnv = new UserEnvironment(curUser); 10194 clearDirectory(conn.mContainerService, 10195 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10196 if (allData) { 10197 clearDirectory(conn.mContainerService, 10198 userEnv.buildExternalStorageAppDataDirs(packageName)); 10199 clearDirectory(conn.mContainerService, 10200 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10201 } 10202 } 10203 } finally { 10204 mContext.unbindService(conn); 10205 } 10206 } 10207 } 10208 10209 @Override 10210 public void clearApplicationUserData(final String packageName, 10211 final IPackageDataObserver observer, final int userId) { 10212 mContext.enforceCallingOrSelfPermission( 10213 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10214 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 10215 // Queue up an async operation since the package deletion may take a little while. 10216 mHandler.post(new Runnable() { 10217 public void run() { 10218 mHandler.removeCallbacks(this); 10219 final boolean succeeded; 10220 synchronized (mInstallLock) { 10221 succeeded = clearApplicationUserDataLI(packageName, userId); 10222 } 10223 clearExternalStorageDataSync(packageName, userId, true); 10224 if (succeeded) { 10225 // invoke DeviceStorageMonitor's update method to clear any notifications 10226 DeviceStorageMonitorInternal 10227 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 10228 if (dsm != null) { 10229 dsm.checkMemory(); 10230 } 10231 } 10232 if(observer != null) { 10233 try { 10234 observer.onRemoveCompleted(packageName, succeeded); 10235 } catch (RemoteException e) { 10236 Log.i(TAG, "Observer no longer exists."); 10237 } 10238 } //end if observer 10239 } //end run 10240 }); 10241 } 10242 10243 private boolean clearApplicationUserDataLI(String packageName, int userId) { 10244 if (packageName == null) { 10245 Slog.w(TAG, "Attempt to delete null packageName."); 10246 return false; 10247 } 10248 PackageParser.Package p; 10249 boolean dataOnly = false; 10250 final int appId; 10251 synchronized (mPackages) { 10252 p = mPackages.get(packageName); 10253 if (p == null) { 10254 dataOnly = true; 10255 PackageSetting ps = mSettings.mPackages.get(packageName); 10256 if ((ps == null) || (ps.pkg == null)) { 10257 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10258 return false; 10259 } 10260 p = ps.pkg; 10261 } 10262 if (!dataOnly) { 10263 // need to check this only for fully installed applications 10264 if (p == null) { 10265 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10266 return false; 10267 } 10268 final ApplicationInfo applicationInfo = p.applicationInfo; 10269 if (applicationInfo == null) { 10270 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10271 return false; 10272 } 10273 } 10274 if (p != null && p.applicationInfo != null) { 10275 appId = p.applicationInfo.uid; 10276 } else { 10277 appId = -1; 10278 } 10279 } 10280 int retCode = mInstaller.clearUserData(packageName, userId); 10281 if (retCode < 0) { 10282 Slog.w(TAG, "Couldn't remove cache files for package: " 10283 + packageName); 10284 return false; 10285 } 10286 removeKeystoreDataIfNeeded(userId, appId); 10287 return true; 10288 } 10289 10290 /** 10291 * Remove entries from the keystore daemon. Will only remove it if the 10292 * {@code appId} is valid. 10293 */ 10294 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 10295 if (appId < 0) { 10296 return; 10297 } 10298 10299 final KeyStore keyStore = KeyStore.getInstance(); 10300 if (keyStore != null) { 10301 if (userId == UserHandle.USER_ALL) { 10302 for (final int individual : sUserManager.getUserIds()) { 10303 keyStore.clearUid(UserHandle.getUid(individual, appId)); 10304 } 10305 } else { 10306 keyStore.clearUid(UserHandle.getUid(userId, appId)); 10307 } 10308 } else { 10309 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 10310 } 10311 } 10312 10313 public void deleteApplicationCacheFiles(final String packageName, 10314 final IPackageDataObserver observer) { 10315 mContext.enforceCallingOrSelfPermission( 10316 android.Manifest.permission.DELETE_CACHE_FILES, null); 10317 // Queue up an async operation since the package deletion may take a little while. 10318 final int userId = UserHandle.getCallingUserId(); 10319 mHandler.post(new Runnable() { 10320 public void run() { 10321 mHandler.removeCallbacks(this); 10322 final boolean succeded; 10323 synchronized (mInstallLock) { 10324 succeded = deleteApplicationCacheFilesLI(packageName, userId); 10325 } 10326 clearExternalStorageDataSync(packageName, userId, false); 10327 if(observer != null) { 10328 try { 10329 observer.onRemoveCompleted(packageName, succeded); 10330 } catch (RemoteException e) { 10331 Log.i(TAG, "Observer no longer exists."); 10332 } 10333 } //end if observer 10334 } //end run 10335 }); 10336 } 10337 10338 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 10339 if (packageName == null) { 10340 Slog.w(TAG, "Attempt to delete null packageName."); 10341 return false; 10342 } 10343 PackageParser.Package p; 10344 synchronized (mPackages) { 10345 p = mPackages.get(packageName); 10346 } 10347 if (p == null) { 10348 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10349 return false; 10350 } 10351 final ApplicationInfo applicationInfo = p.applicationInfo; 10352 if (applicationInfo == null) { 10353 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10354 return false; 10355 } 10356 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 10357 if (retCode < 0) { 10358 Slog.w(TAG, "Couldn't remove cache files for package: " 10359 + packageName + " u" + userId); 10360 return false; 10361 } 10362 return true; 10363 } 10364 10365 public void getPackageSizeInfo(final String packageName, int userHandle, 10366 final IPackageStatsObserver observer) { 10367 mContext.enforceCallingOrSelfPermission( 10368 android.Manifest.permission.GET_PACKAGE_SIZE, null); 10369 if (packageName == null) { 10370 throw new IllegalArgumentException("Attempt to get size of null packageName"); 10371 } 10372 10373 PackageStats stats = new PackageStats(packageName, userHandle); 10374 10375 /* 10376 * Queue up an async operation since the package measurement may take a 10377 * little while. 10378 */ 10379 Message msg = mHandler.obtainMessage(INIT_COPY); 10380 msg.obj = new MeasureParams(stats, observer); 10381 mHandler.sendMessage(msg); 10382 } 10383 10384 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 10385 PackageStats pStats) { 10386 if (packageName == null) { 10387 Slog.w(TAG, "Attempt to get size of null packageName."); 10388 return false; 10389 } 10390 PackageParser.Package p; 10391 boolean dataOnly = false; 10392 String libDirPath = null; 10393 String asecPath = null; 10394 synchronized (mPackages) { 10395 p = mPackages.get(packageName); 10396 PackageSetting ps = mSettings.mPackages.get(packageName); 10397 if(p == null) { 10398 dataOnly = true; 10399 if((ps == null) || (ps.pkg == null)) { 10400 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10401 return false; 10402 } 10403 p = ps.pkg; 10404 } 10405 if (ps != null) { 10406 libDirPath = ps.nativeLibraryPathString; 10407 } 10408 if (p != null && (isExternal(p) || isForwardLocked(p))) { 10409 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 10410 if (secureContainerId != null) { 10411 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 10412 } 10413 } 10414 } 10415 String publicSrcDir = null; 10416 if(!dataOnly) { 10417 final ApplicationInfo applicationInfo = p.applicationInfo; 10418 if (applicationInfo == null) { 10419 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10420 return false; 10421 } 10422 if (isForwardLocked(p)) { 10423 publicSrcDir = applicationInfo.publicSourceDir; 10424 } 10425 } 10426 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, libDirPath, 10427 publicSrcDir, asecPath, pStats); 10428 if (res < 0) { 10429 return false; 10430 } 10431 10432 // Fix-up for forward-locked applications in ASEC containers. 10433 if (!isExternal(p)) { 10434 pStats.codeSize += pStats.externalCodeSize; 10435 pStats.externalCodeSize = 0L; 10436 } 10437 10438 return true; 10439 } 10440 10441 10442 public void addPackageToPreferred(String packageName) { 10443 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 10444 } 10445 10446 public void removePackageFromPreferred(String packageName) { 10447 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 10448 } 10449 10450 public List<PackageInfo> getPreferredPackages(int flags) { 10451 return new ArrayList<PackageInfo>(); 10452 } 10453 10454 private int getUidTargetSdkVersionLockedLPr(int uid) { 10455 Object obj = mSettings.getUserIdLPr(uid); 10456 if (obj instanceof SharedUserSetting) { 10457 final SharedUserSetting sus = (SharedUserSetting) obj; 10458 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 10459 final Iterator<PackageSetting> it = sus.packages.iterator(); 10460 while (it.hasNext()) { 10461 final PackageSetting ps = it.next(); 10462 if (ps.pkg != null) { 10463 int v = ps.pkg.applicationInfo.targetSdkVersion; 10464 if (v < vers) vers = v; 10465 } 10466 } 10467 return vers; 10468 } else if (obj instanceof PackageSetting) { 10469 final PackageSetting ps = (PackageSetting) obj; 10470 if (ps.pkg != null) { 10471 return ps.pkg.applicationInfo.targetSdkVersion; 10472 } 10473 } 10474 return Build.VERSION_CODES.CUR_DEVELOPMENT; 10475 } 10476 10477 public void addPreferredActivity(IntentFilter filter, int match, 10478 ComponentName[] set, ComponentName activity, int userId) { 10479 addPreferredActivityInternal(filter, match, set, activity, true, userId); 10480 } 10481 10482 private void addPreferredActivityInternal(IntentFilter filter, int match, 10483 ComponentName[] set, ComponentName activity, boolean always, int userId) { 10484 // writer 10485 int callingUid = Binder.getCallingUid(); 10486 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 10487 if (filter.countActions() == 0) { 10488 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10489 return; 10490 } 10491 synchronized (mPackages) { 10492 if (mContext.checkCallingOrSelfPermission( 10493 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10494 != PackageManager.PERMISSION_GRANTED) { 10495 if (getUidTargetSdkVersionLockedLPr(callingUid) 10496 < Build.VERSION_CODES.FROYO) { 10497 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 10498 + callingUid); 10499 return; 10500 } 10501 mContext.enforceCallingOrSelfPermission( 10502 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10503 } 10504 10505 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 10506 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10507 mSettings.editPreferredActivitiesLPw(userId).addFilter( 10508 new PreferredActivity(filter, match, set, activity, always)); 10509 mSettings.writePackageRestrictionsLPr(userId); 10510 } 10511 } 10512 10513 public void replacePreferredActivity(IntentFilter filter, int match, 10514 ComponentName[] set, ComponentName activity) { 10515 if (filter.countActions() != 1) { 10516 throw new IllegalArgumentException( 10517 "replacePreferredActivity expects filter to have only 1 action."); 10518 } 10519 if (filter.countDataAuthorities() != 0 10520 || filter.countDataPaths() != 0 10521 || filter.countDataSchemes() > 1 10522 || filter.countDataTypes() != 0) { 10523 throw new IllegalArgumentException( 10524 "replacePreferredActivity expects filter to have no data authorities, " + 10525 "paths, or types; and at most one scheme."); 10526 } 10527 synchronized (mPackages) { 10528 if (mContext.checkCallingOrSelfPermission( 10529 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10530 != PackageManager.PERMISSION_GRANTED) { 10531 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10532 < Build.VERSION_CODES.FROYO) { 10533 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 10534 + Binder.getCallingUid()); 10535 return; 10536 } 10537 mContext.enforceCallingOrSelfPermission( 10538 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10539 } 10540 10541 final int callingUserId = UserHandle.getCallingUserId(); 10542 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 10543 if (pir != null) { 10544 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 10545 if (filter.countDataSchemes() == 1) { 10546 Uri.Builder builder = new Uri.Builder(); 10547 builder.scheme(filter.getDataScheme(0)); 10548 intent.setData(builder.build()); 10549 } 10550 List<PreferredActivity> matches = pir.queryIntent( 10551 intent, null, true, callingUserId); 10552 if (DEBUG_PREFERRED) { 10553 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 10554 } 10555 for (int i = 0; i < matches.size(); i++) { 10556 PreferredActivity pa = matches.get(i); 10557 if (DEBUG_PREFERRED) { 10558 Slog.i(TAG, "Removing preferred activity " 10559 + pa.mPref.mComponent + ":"); 10560 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10561 } 10562 pir.removeFilter(pa); 10563 } 10564 } 10565 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 10566 } 10567 } 10568 10569 public void clearPackagePreferredActivities(String packageName) { 10570 final int uid = Binder.getCallingUid(); 10571 // writer 10572 synchronized (mPackages) { 10573 PackageParser.Package pkg = mPackages.get(packageName); 10574 if (pkg == null || pkg.applicationInfo.uid != uid) { 10575 if (mContext.checkCallingOrSelfPermission( 10576 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10577 != PackageManager.PERMISSION_GRANTED) { 10578 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10579 < Build.VERSION_CODES.FROYO) { 10580 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 10581 + Binder.getCallingUid()); 10582 return; 10583 } 10584 mContext.enforceCallingOrSelfPermission( 10585 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10586 } 10587 } 10588 10589 int user = UserHandle.getCallingUserId(); 10590 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 10591 mSettings.writePackageRestrictionsLPr(user); 10592 scheduleWriteSettingsLocked(); 10593 } 10594 } 10595 } 10596 10597 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 10598 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 10599 ArrayList<PreferredActivity> removed = null; 10600 boolean changed = false; 10601 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10602 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 10603 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10604 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 10605 continue; 10606 } 10607 Iterator<PreferredActivity> it = pir.filterIterator(); 10608 while (it.hasNext()) { 10609 PreferredActivity pa = it.next(); 10610 // Mark entry for removal only if it matches the package name 10611 // and the entry is of type "always". 10612 if (packageName == null || 10613 (pa.mPref.mComponent.getPackageName().equals(packageName) 10614 && pa.mPref.mAlways)) { 10615 if (removed == null) { 10616 removed = new ArrayList<PreferredActivity>(); 10617 } 10618 removed.add(pa); 10619 } 10620 } 10621 if (removed != null) { 10622 for (int j=0; j<removed.size(); j++) { 10623 PreferredActivity pa = removed.get(j); 10624 pir.removeFilter(pa); 10625 } 10626 changed = true; 10627 } 10628 } 10629 return changed; 10630 } 10631 10632 public void resetPreferredActivities(int userId) { 10633 mContext.enforceCallingOrSelfPermission( 10634 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10635 // writer 10636 synchronized (mPackages) { 10637 int user = UserHandle.getCallingUserId(); 10638 clearPackagePreferredActivitiesLPw(null, user); 10639 mSettings.readDefaultPreferredAppsLPw(this, user); 10640 mSettings.writePackageRestrictionsLPr(user); 10641 scheduleWriteSettingsLocked(); 10642 } 10643 } 10644 10645 public int getPreferredActivities(List<IntentFilter> outFilters, 10646 List<ComponentName> outActivities, String packageName) { 10647 10648 int num = 0; 10649 final int userId = UserHandle.getCallingUserId(); 10650 // reader 10651 synchronized (mPackages) { 10652 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 10653 if (pir != null) { 10654 final Iterator<PreferredActivity> it = pir.filterIterator(); 10655 while (it.hasNext()) { 10656 final PreferredActivity pa = it.next(); 10657 if (packageName == null 10658 || (pa.mPref.mComponent.getPackageName().equals(packageName) 10659 && pa.mPref.mAlways)) { 10660 if (outFilters != null) { 10661 outFilters.add(new IntentFilter(pa)); 10662 } 10663 if (outActivities != null) { 10664 outActivities.add(pa.mPref.mComponent); 10665 } 10666 } 10667 } 10668 } 10669 } 10670 10671 return num; 10672 } 10673 10674 @Override 10675 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 10676 int userId) { 10677 int callingUid = Binder.getCallingUid(); 10678 if (callingUid != Process.SYSTEM_UID) { 10679 throw new SecurityException( 10680 "addPersistentPreferredActivity can only be run by the system"); 10681 } 10682 if (filter.countActions() == 0) { 10683 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10684 return; 10685 } 10686 synchronized (mPackages) { 10687 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 10688 " :"); 10689 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10690 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 10691 new PersistentPreferredActivity(filter, activity)); 10692 mSettings.writePackageRestrictionsLPr(userId); 10693 } 10694 } 10695 10696 @Override 10697 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 10698 int callingUid = Binder.getCallingUid(); 10699 if (callingUid != Process.SYSTEM_UID) { 10700 throw new SecurityException( 10701 "clearPackagePersistentPreferredActivities can only be run by the system"); 10702 } 10703 ArrayList<PersistentPreferredActivity> removed = null; 10704 boolean changed = false; 10705 synchronized (mPackages) { 10706 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 10707 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 10708 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 10709 .valueAt(i); 10710 if (userId != thisUserId) { 10711 continue; 10712 } 10713 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 10714 while (it.hasNext()) { 10715 PersistentPreferredActivity ppa = it.next(); 10716 // Mark entry for removal only if it matches the package name. 10717 if (ppa.mComponent.getPackageName().equals(packageName)) { 10718 if (removed == null) { 10719 removed = new ArrayList<PersistentPreferredActivity>(); 10720 } 10721 removed.add(ppa); 10722 } 10723 } 10724 if (removed != null) { 10725 for (int j=0; j<removed.size(); j++) { 10726 PersistentPreferredActivity ppa = removed.get(j); 10727 ppir.removeFilter(ppa); 10728 } 10729 changed = true; 10730 } 10731 } 10732 10733 if (changed) { 10734 mSettings.writePackageRestrictionsLPr(userId); 10735 } 10736 } 10737 } 10738 10739 @Override 10740 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 10741 Intent intent = new Intent(Intent.ACTION_MAIN); 10742 intent.addCategory(Intent.CATEGORY_HOME); 10743 10744 final int callingUserId = UserHandle.getCallingUserId(); 10745 List<ResolveInfo> list = queryIntentActivities(intent, null, 10746 PackageManager.GET_META_DATA, callingUserId); 10747 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 10748 true, false, false, callingUserId); 10749 10750 allHomeCandidates.clear(); 10751 if (list != null) { 10752 for (ResolveInfo ri : list) { 10753 allHomeCandidates.add(ri); 10754 } 10755 } 10756 return (preferred == null || preferred.activityInfo == null) 10757 ? null 10758 : new ComponentName(preferred.activityInfo.packageName, 10759 preferred.activityInfo.name); 10760 } 10761 10762 @Override 10763 public void setApplicationEnabledSetting(String appPackageName, 10764 int newState, int flags, int userId, String callingPackage) { 10765 if (!sUserManager.exists(userId)) return; 10766 if (callingPackage == null) { 10767 callingPackage = Integer.toString(Binder.getCallingUid()); 10768 } 10769 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 10770 } 10771 10772 @Override 10773 public void setComponentEnabledSetting(ComponentName componentName, 10774 int newState, int flags, int userId) { 10775 if (!sUserManager.exists(userId)) return; 10776 setEnabledSetting(componentName.getPackageName(), 10777 componentName.getClassName(), newState, flags, userId, null); 10778 } 10779 10780 private void setEnabledSetting(final String packageName, String className, int newState, 10781 final int flags, int userId, String callingPackage) { 10782 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 10783 || newState == COMPONENT_ENABLED_STATE_ENABLED 10784 || newState == COMPONENT_ENABLED_STATE_DISABLED 10785 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 10786 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 10787 throw new IllegalArgumentException("Invalid new component state: " 10788 + newState); 10789 } 10790 PackageSetting pkgSetting; 10791 final int uid = Binder.getCallingUid(); 10792 final int permission = mContext.checkCallingOrSelfPermission( 10793 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10794 enforceCrossUserPermission(uid, userId, false, "set enabled"); 10795 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10796 boolean sendNow = false; 10797 boolean isApp = (className == null); 10798 String componentName = isApp ? packageName : className; 10799 int packageUid = -1; 10800 ArrayList<String> components; 10801 10802 // writer 10803 synchronized (mPackages) { 10804 pkgSetting = mSettings.mPackages.get(packageName); 10805 if (pkgSetting == null) { 10806 if (className == null) { 10807 throw new IllegalArgumentException( 10808 "Unknown package: " + packageName); 10809 } 10810 throw new IllegalArgumentException( 10811 "Unknown component: " + packageName 10812 + "/" + className); 10813 } 10814 // Allow root and verify that userId is not being specified by a different user 10815 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 10816 throw new SecurityException( 10817 "Permission Denial: attempt to change component state from pid=" 10818 + Binder.getCallingPid() 10819 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 10820 } 10821 if (className == null) { 10822 // We're dealing with an application/package level state change 10823 if (pkgSetting.getEnabled(userId) == newState) { 10824 // Nothing to do 10825 return; 10826 } 10827 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 10828 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 10829 // Don't care about who enables an app. 10830 callingPackage = null; 10831 } 10832 pkgSetting.setEnabled(newState, userId, callingPackage); 10833 // pkgSetting.pkg.mSetEnabled = newState; 10834 } else { 10835 // We're dealing with a component level state change 10836 // First, verify that this is a valid class name. 10837 PackageParser.Package pkg = pkgSetting.pkg; 10838 if (pkg == null || !pkg.hasComponentClassName(className)) { 10839 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 10840 throw new IllegalArgumentException("Component class " + className 10841 + " does not exist in " + packageName); 10842 } else { 10843 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 10844 + className + " does not exist in " + packageName); 10845 } 10846 } 10847 switch (newState) { 10848 case COMPONENT_ENABLED_STATE_ENABLED: 10849 if (!pkgSetting.enableComponentLPw(className, userId)) { 10850 return; 10851 } 10852 break; 10853 case COMPONENT_ENABLED_STATE_DISABLED: 10854 if (!pkgSetting.disableComponentLPw(className, userId)) { 10855 return; 10856 } 10857 break; 10858 case COMPONENT_ENABLED_STATE_DEFAULT: 10859 if (!pkgSetting.restoreComponentLPw(className, userId)) { 10860 return; 10861 } 10862 break; 10863 default: 10864 Slog.e(TAG, "Invalid new component state: " + newState); 10865 return; 10866 } 10867 } 10868 mSettings.writePackageRestrictionsLPr(userId); 10869 components = mPendingBroadcasts.get(userId, packageName); 10870 final boolean newPackage = components == null; 10871 if (newPackage) { 10872 components = new ArrayList<String>(); 10873 } 10874 if (!components.contains(componentName)) { 10875 components.add(componentName); 10876 } 10877 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 10878 sendNow = true; 10879 // Purge entry from pending broadcast list if another one exists already 10880 // since we are sending one right away. 10881 mPendingBroadcasts.remove(userId, packageName); 10882 } else { 10883 if (newPackage) { 10884 mPendingBroadcasts.put(userId, packageName, components); 10885 } 10886 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 10887 // Schedule a message 10888 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 10889 } 10890 } 10891 } 10892 10893 long callingId = Binder.clearCallingIdentity(); 10894 try { 10895 if (sendNow) { 10896 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 10897 sendPackageChangedBroadcast(packageName, 10898 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 10899 } 10900 } finally { 10901 Binder.restoreCallingIdentity(callingId); 10902 } 10903 } 10904 10905 private void sendPackageChangedBroadcast(String packageName, 10906 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 10907 if (DEBUG_INSTALL) 10908 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 10909 + componentNames); 10910 Bundle extras = new Bundle(4); 10911 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 10912 String nameList[] = new String[componentNames.size()]; 10913 componentNames.toArray(nameList); 10914 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 10915 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 10916 extras.putInt(Intent.EXTRA_UID, packageUid); 10917 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 10918 new int[] {UserHandle.getUserId(packageUid)}); 10919 } 10920 10921 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 10922 if (!sUserManager.exists(userId)) return; 10923 final int uid = Binder.getCallingUid(); 10924 final int permission = mContext.checkCallingOrSelfPermission( 10925 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10926 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10927 enforceCrossUserPermission(uid, userId, true, "stop package"); 10928 // writer 10929 synchronized (mPackages) { 10930 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 10931 uid, userId)) { 10932 scheduleWritePackageRestrictionsLocked(userId); 10933 } 10934 } 10935 } 10936 10937 public String getInstallerPackageName(String packageName) { 10938 // reader 10939 synchronized (mPackages) { 10940 return mSettings.getInstallerPackageNameLPr(packageName); 10941 } 10942 } 10943 10944 @Override 10945 public int getApplicationEnabledSetting(String packageName, int userId) { 10946 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10947 int uid = Binder.getCallingUid(); 10948 enforceCrossUserPermission(uid, userId, false, "get enabled"); 10949 // reader 10950 synchronized (mPackages) { 10951 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 10952 } 10953 } 10954 10955 @Override 10956 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 10957 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10958 int uid = Binder.getCallingUid(); 10959 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 10960 // reader 10961 synchronized (mPackages) { 10962 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 10963 } 10964 } 10965 10966 public void enterSafeMode() { 10967 enforceSystemOrRoot("Only the system can request entering safe mode"); 10968 10969 if (!mSystemReady) { 10970 mSafeMode = true; 10971 } 10972 } 10973 10974 public void systemReady() { 10975 mSystemReady = true; 10976 10977 // Read the compatibilty setting when the system is ready. 10978 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 10979 mContext.getContentResolver(), 10980 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 10981 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 10982 if (DEBUG_SETTINGS) { 10983 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 10984 } 10985 10986 synchronized (mPackages) { 10987 // Verify that all of the preferred activity components actually 10988 // exist. It is possible for applications to be updated and at 10989 // that point remove a previously declared activity component that 10990 // had been set as a preferred activity. We try to clean this up 10991 // the next time we encounter that preferred activity, but it is 10992 // possible for the user flow to never be able to return to that 10993 // situation so here we do a sanity check to make sure we haven't 10994 // left any junk around. 10995 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 10996 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10997 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10998 removed.clear(); 10999 for (PreferredActivity pa : pir.filterSet()) { 11000 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11001 removed.add(pa); 11002 } 11003 } 11004 if (removed.size() > 0) { 11005 for (int j=0; j<removed.size(); j++) { 11006 PreferredActivity pa = removed.get(i); 11007 Slog.w(TAG, "Removing dangling preferred activity: " 11008 + pa.mPref.mComponent); 11009 pir.removeFilter(pa); 11010 } 11011 mSettings.writePackageRestrictionsLPr( 11012 mSettings.mPreferredActivities.keyAt(i)); 11013 } 11014 } 11015 } 11016 sUserManager.systemReady(); 11017 } 11018 11019 public boolean isSafeMode() { 11020 return mSafeMode; 11021 } 11022 11023 public boolean hasSystemUidErrors() { 11024 return mHasSystemUidErrors; 11025 } 11026 11027 static String arrayToString(int[] array) { 11028 StringBuffer buf = new StringBuffer(128); 11029 buf.append('['); 11030 if (array != null) { 11031 for (int i=0; i<array.length; i++) { 11032 if (i > 0) buf.append(", "); 11033 buf.append(array[i]); 11034 } 11035 } 11036 buf.append(']'); 11037 return buf.toString(); 11038 } 11039 11040 static class DumpState { 11041 public static final int DUMP_LIBS = 1 << 0; 11042 11043 public static final int DUMP_FEATURES = 1 << 1; 11044 11045 public static final int DUMP_RESOLVERS = 1 << 2; 11046 11047 public static final int DUMP_PERMISSIONS = 1 << 3; 11048 11049 public static final int DUMP_PACKAGES = 1 << 4; 11050 11051 public static final int DUMP_SHARED_USERS = 1 << 5; 11052 11053 public static final int DUMP_MESSAGES = 1 << 6; 11054 11055 public static final int DUMP_PROVIDERS = 1 << 7; 11056 11057 public static final int DUMP_VERIFIERS = 1 << 8; 11058 11059 public static final int DUMP_PREFERRED = 1 << 9; 11060 11061 public static final int DUMP_PREFERRED_XML = 1 << 10; 11062 11063 public static final int DUMP_KEYSETS = 1 << 11; 11064 11065 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11066 11067 private int mTypes; 11068 11069 private int mOptions; 11070 11071 private boolean mTitlePrinted; 11072 11073 private SharedUserSetting mSharedUser; 11074 11075 public boolean isDumping(int type) { 11076 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11077 return true; 11078 } 11079 11080 return (mTypes & type) != 0; 11081 } 11082 11083 public void setDump(int type) { 11084 mTypes |= type; 11085 } 11086 11087 public boolean isOptionEnabled(int option) { 11088 return (mOptions & option) != 0; 11089 } 11090 11091 public void setOptionEnabled(int option) { 11092 mOptions |= option; 11093 } 11094 11095 public boolean onTitlePrinted() { 11096 final boolean printed = mTitlePrinted; 11097 mTitlePrinted = true; 11098 return printed; 11099 } 11100 11101 public boolean getTitlePrinted() { 11102 return mTitlePrinted; 11103 } 11104 11105 public void setTitlePrinted(boolean enabled) { 11106 mTitlePrinted = enabled; 11107 } 11108 11109 public SharedUserSetting getSharedUser() { 11110 return mSharedUser; 11111 } 11112 11113 public void setSharedUser(SharedUserSetting user) { 11114 mSharedUser = user; 11115 } 11116 } 11117 11118 @Override 11119 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 11120 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 11121 != PackageManager.PERMISSION_GRANTED) { 11122 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 11123 + Binder.getCallingPid() 11124 + ", uid=" + Binder.getCallingUid() 11125 + " without permission " 11126 + android.Manifest.permission.DUMP); 11127 return; 11128 } 11129 11130 DumpState dumpState = new DumpState(); 11131 boolean fullPreferred = false; 11132 boolean checkin = false; 11133 11134 String packageName = null; 11135 11136 int opti = 0; 11137 while (opti < args.length) { 11138 String opt = args[opti]; 11139 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 11140 break; 11141 } 11142 opti++; 11143 if ("-a".equals(opt)) { 11144 // Right now we only know how to print all. 11145 } else if ("-h".equals(opt)) { 11146 pw.println("Package manager dump options:"); 11147 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 11148 pw.println(" --checkin: dump for a checkin"); 11149 pw.println(" -f: print details of intent filters"); 11150 pw.println(" -h: print this help"); 11151 pw.println(" cmd may be one of:"); 11152 pw.println(" l[ibraries]: list known shared libraries"); 11153 pw.println(" f[ibraries]: list device features"); 11154 pw.println(" r[esolvers]: dump intent resolvers"); 11155 pw.println(" perm[issions]: dump permissions"); 11156 pw.println(" pref[erred]: print preferred package settings"); 11157 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 11158 pw.println(" prov[iders]: dump content providers"); 11159 pw.println(" p[ackages]: dump installed packages"); 11160 pw.println(" s[hared-users]: dump shared user IDs"); 11161 pw.println(" m[essages]: print collected runtime messages"); 11162 pw.println(" v[erifiers]: print package verifier info"); 11163 pw.println(" <package.name>: info about given package"); 11164 pw.println(" k[eysets]: print known keysets"); 11165 return; 11166 } else if ("--checkin".equals(opt)) { 11167 checkin = true; 11168 } else if ("-f".equals(opt)) { 11169 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11170 } else { 11171 pw.println("Unknown argument: " + opt + "; use -h for help"); 11172 } 11173 } 11174 11175 // Is the caller requesting to dump a particular piece of data? 11176 if (opti < args.length) { 11177 String cmd = args[opti]; 11178 opti++; 11179 // Is this a package name? 11180 if ("android".equals(cmd) || cmd.contains(".")) { 11181 packageName = cmd; 11182 // When dumping a single package, we always dump all of its 11183 // filter information since the amount of data will be reasonable. 11184 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11185 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 11186 dumpState.setDump(DumpState.DUMP_LIBS); 11187 } else if ("f".equals(cmd) || "features".equals(cmd)) { 11188 dumpState.setDump(DumpState.DUMP_FEATURES); 11189 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 11190 dumpState.setDump(DumpState.DUMP_RESOLVERS); 11191 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 11192 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 11193 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 11194 dumpState.setDump(DumpState.DUMP_PREFERRED); 11195 } else if ("preferred-xml".equals(cmd)) { 11196 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 11197 if (opti < args.length && "--full".equals(args[opti])) { 11198 fullPreferred = true; 11199 opti++; 11200 } 11201 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 11202 dumpState.setDump(DumpState.DUMP_PACKAGES); 11203 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 11204 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 11205 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 11206 dumpState.setDump(DumpState.DUMP_PROVIDERS); 11207 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 11208 dumpState.setDump(DumpState.DUMP_MESSAGES); 11209 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 11210 dumpState.setDump(DumpState.DUMP_VERIFIERS); 11211 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 11212 dumpState.setDump(DumpState.DUMP_KEYSETS); 11213 } 11214 } 11215 11216 if (checkin) { 11217 pw.println("vers,1"); 11218 } 11219 11220 // reader 11221 synchronized (mPackages) { 11222 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 11223 if (!checkin) { 11224 if (dumpState.onTitlePrinted()) 11225 pw.println(); 11226 pw.println("Verifiers:"); 11227 pw.print(" Required: "); 11228 pw.print(mRequiredVerifierPackage); 11229 pw.print(" (uid="); 11230 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 11231 pw.println(")"); 11232 } else if (mRequiredVerifierPackage != null) { 11233 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 11234 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 11235 } 11236 } 11237 11238 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 11239 boolean printedHeader = false; 11240 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 11241 while (it.hasNext()) { 11242 String name = it.next(); 11243 SharedLibraryEntry ent = mSharedLibraries.get(name); 11244 if (!checkin) { 11245 if (!printedHeader) { 11246 if (dumpState.onTitlePrinted()) 11247 pw.println(); 11248 pw.println("Libraries:"); 11249 printedHeader = true; 11250 } 11251 pw.print(" "); 11252 } else { 11253 pw.print("lib,"); 11254 } 11255 pw.print(name); 11256 if (!checkin) { 11257 pw.print(" -> "); 11258 } 11259 if (ent.path != null) { 11260 if (!checkin) { 11261 pw.print("(jar) "); 11262 pw.print(ent.path); 11263 } else { 11264 pw.print(",jar,"); 11265 pw.print(ent.path); 11266 } 11267 } else { 11268 if (!checkin) { 11269 pw.print("(apk) "); 11270 pw.print(ent.apk); 11271 } else { 11272 pw.print(",apk,"); 11273 pw.print(ent.apk); 11274 } 11275 } 11276 pw.println(); 11277 } 11278 } 11279 11280 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 11281 if (dumpState.onTitlePrinted()) 11282 pw.println(); 11283 if (!checkin) { 11284 pw.println("Features:"); 11285 } 11286 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 11287 while (it.hasNext()) { 11288 String name = it.next(); 11289 if (!checkin) { 11290 pw.print(" "); 11291 } else { 11292 pw.print("feat,"); 11293 } 11294 pw.println(name); 11295 } 11296 } 11297 11298 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 11299 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 11300 : "Activity Resolver Table:", " ", packageName, 11301 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11302 dumpState.setTitlePrinted(true); 11303 } 11304 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 11305 : "Receiver Resolver Table:", " ", packageName, 11306 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11307 dumpState.setTitlePrinted(true); 11308 } 11309 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 11310 : "Service Resolver Table:", " ", packageName, 11311 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11312 dumpState.setTitlePrinted(true); 11313 } 11314 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 11315 : "Provider Resolver Table:", " ", packageName, 11316 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11317 dumpState.setTitlePrinted(true); 11318 } 11319 } 11320 11321 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 11322 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11323 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11324 int user = mSettings.mPreferredActivities.keyAt(i); 11325 if (pir.dump(pw, 11326 dumpState.getTitlePrinted() 11327 ? "\nPreferred Activities User " + user + ":" 11328 : "Preferred Activities User " + user + ":", " ", 11329 packageName, true)) { 11330 dumpState.setTitlePrinted(true); 11331 } 11332 } 11333 } 11334 11335 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 11336 pw.flush(); 11337 FileOutputStream fout = new FileOutputStream(fd); 11338 BufferedOutputStream str = new BufferedOutputStream(fout); 11339 XmlSerializer serializer = new FastXmlSerializer(); 11340 try { 11341 serializer.setOutput(str, "utf-8"); 11342 serializer.startDocument(null, true); 11343 serializer.setFeature( 11344 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 11345 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 11346 serializer.endDocument(); 11347 serializer.flush(); 11348 } catch (IllegalArgumentException e) { 11349 pw.println("Failed writing: " + e); 11350 } catch (IllegalStateException e) { 11351 pw.println("Failed writing: " + e); 11352 } catch (IOException e) { 11353 pw.println("Failed writing: " + e); 11354 } 11355 } 11356 11357 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 11358 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 11359 } 11360 11361 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 11362 boolean printedSomething = false; 11363 for (PackageParser.Provider p : mProviders.mProviders.values()) { 11364 if (packageName != null && !packageName.equals(p.info.packageName)) { 11365 continue; 11366 } 11367 if (!printedSomething) { 11368 if (dumpState.onTitlePrinted()) 11369 pw.println(); 11370 pw.println("Registered ContentProviders:"); 11371 printedSomething = true; 11372 } 11373 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 11374 pw.print(" "); pw.println(p.toString()); 11375 } 11376 printedSomething = false; 11377 for (Map.Entry<String, PackageParser.Provider> entry : 11378 mProvidersByAuthority.entrySet()) { 11379 PackageParser.Provider p = entry.getValue(); 11380 if (packageName != null && !packageName.equals(p.info.packageName)) { 11381 continue; 11382 } 11383 if (!printedSomething) { 11384 if (dumpState.onTitlePrinted()) 11385 pw.println(); 11386 pw.println("ContentProvider Authorities:"); 11387 printedSomething = true; 11388 } 11389 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 11390 pw.print(" "); pw.println(p.toString()); 11391 if (p.info != null && p.info.applicationInfo != null) { 11392 final String appInfo = p.info.applicationInfo.toString(); 11393 pw.print(" applicationInfo="); pw.println(appInfo); 11394 } 11395 } 11396 } 11397 11398 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 11399 mSettings.mKeySetManager.dump(pw, packageName, dumpState); 11400 } 11401 11402 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 11403 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 11404 } 11405 11406 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 11407 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 11408 } 11409 11410 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 11411 if (dumpState.onTitlePrinted()) 11412 pw.println(); 11413 mSettings.dumpReadMessagesLPr(pw, dumpState); 11414 11415 pw.println(); 11416 pw.println("Package warning messages:"); 11417 final File fname = getSettingsProblemFile(); 11418 FileInputStream in = null; 11419 try { 11420 in = new FileInputStream(fname); 11421 final int avail = in.available(); 11422 final byte[] data = new byte[avail]; 11423 in.read(data); 11424 pw.print(new String(data)); 11425 } catch (FileNotFoundException e) { 11426 } catch (IOException e) { 11427 } finally { 11428 if (in != null) { 11429 try { 11430 in.close(); 11431 } catch (IOException e) { 11432 } 11433 } 11434 } 11435 } 11436 } 11437 } 11438 11439 // ------- apps on sdcard specific code ------- 11440 static final boolean DEBUG_SD_INSTALL = false; 11441 11442 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 11443 11444 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 11445 11446 private boolean mMediaMounted = false; 11447 11448 private String getEncryptKey() { 11449 try { 11450 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 11451 SD_ENCRYPTION_KEYSTORE_NAME); 11452 if (sdEncKey == null) { 11453 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 11454 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 11455 if (sdEncKey == null) { 11456 Slog.e(TAG, "Failed to create encryption keys"); 11457 return null; 11458 } 11459 } 11460 return sdEncKey; 11461 } catch (NoSuchAlgorithmException nsae) { 11462 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 11463 return null; 11464 } catch (IOException ioe) { 11465 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 11466 return null; 11467 } 11468 11469 } 11470 11471 /* package */static String getTempContainerId() { 11472 int tmpIdx = 1; 11473 String list[] = PackageHelper.getSecureContainerList(); 11474 if (list != null) { 11475 for (final String name : list) { 11476 // Ignore null and non-temporary container entries 11477 if (name == null || !name.startsWith(mTempContainerPrefix)) { 11478 continue; 11479 } 11480 11481 String subStr = name.substring(mTempContainerPrefix.length()); 11482 try { 11483 int cid = Integer.parseInt(subStr); 11484 if (cid >= tmpIdx) { 11485 tmpIdx = cid + 1; 11486 } 11487 } catch (NumberFormatException e) { 11488 } 11489 } 11490 } 11491 return mTempContainerPrefix + tmpIdx; 11492 } 11493 11494 /* 11495 * Update media status on PackageManager. 11496 */ 11497 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 11498 int callingUid = Binder.getCallingUid(); 11499 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 11500 throw new SecurityException("Media status can only be updated by the system"); 11501 } 11502 // reader; this apparently protects mMediaMounted, but should probably 11503 // be a different lock in that case. 11504 synchronized (mPackages) { 11505 Log.i(TAG, "Updating external media status from " 11506 + (mMediaMounted ? "mounted" : "unmounted") + " to " 11507 + (mediaStatus ? "mounted" : "unmounted")); 11508 if (DEBUG_SD_INSTALL) 11509 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 11510 + ", mMediaMounted=" + mMediaMounted); 11511 if (mediaStatus == mMediaMounted) { 11512 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 11513 : 0, -1); 11514 mHandler.sendMessage(msg); 11515 return; 11516 } 11517 mMediaMounted = mediaStatus; 11518 } 11519 // Queue up an async operation since the package installation may take a 11520 // little while. 11521 mHandler.post(new Runnable() { 11522 public void run() { 11523 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 11524 } 11525 }); 11526 } 11527 11528 /** 11529 * Called by MountService when the initial ASECs to scan are available. 11530 * Should block until all the ASEC containers are finished being scanned. 11531 */ 11532 public void scanAvailableAsecs() { 11533 updateExternalMediaStatusInner(true, false, false); 11534 if (mShouldRestoreconData) { 11535 SELinuxMMAC.setRestoreconDone(); 11536 mShouldRestoreconData = false; 11537 } 11538 } 11539 11540 /* 11541 * Collect information of applications on external media, map them against 11542 * existing containers and update information based on current mount status. 11543 * Please note that we always have to report status if reportStatus has been 11544 * set to true especially when unloading packages. 11545 */ 11546 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 11547 boolean externalStorage) { 11548 // Collection of uids 11549 int uidArr[] = null; 11550 // Collection of stale containers 11551 HashSet<String> removeCids = new HashSet<String>(); 11552 // Collection of packages on external media with valid containers. 11553 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 11554 // Get list of secure containers. 11555 final String list[] = PackageHelper.getSecureContainerList(); 11556 if (list == null || list.length == 0) { 11557 Log.i(TAG, "No secure containers on sdcard"); 11558 } else { 11559 // Process list of secure containers and categorize them 11560 // as active or stale based on their package internal state. 11561 int uidList[] = new int[list.length]; 11562 int num = 0; 11563 // reader 11564 synchronized (mPackages) { 11565 for (String cid : list) { 11566 if (DEBUG_SD_INSTALL) 11567 Log.i(TAG, "Processing container " + cid); 11568 String pkgName = getAsecPackageName(cid); 11569 if (pkgName == null) { 11570 if (DEBUG_SD_INSTALL) 11571 Log.i(TAG, "Container : " + cid + " stale"); 11572 removeCids.add(cid); 11573 continue; 11574 } 11575 if (DEBUG_SD_INSTALL) 11576 Log.i(TAG, "Looking for pkg : " + pkgName); 11577 11578 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11579 if (ps == null) { 11580 Log.i(TAG, "Deleting container with no matching settings " + cid); 11581 removeCids.add(cid); 11582 continue; 11583 } 11584 11585 /* 11586 * Skip packages that are not external if we're unmounting 11587 * external storage. 11588 */ 11589 if (externalStorage && !isMounted && !isExternal(ps)) { 11590 continue; 11591 } 11592 11593 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 11594 // The package status is changed only if the code path 11595 // matches between settings and the container id. 11596 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 11597 if (DEBUG_SD_INSTALL) { 11598 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 11599 + " at code path: " + ps.codePathString); 11600 } 11601 11602 // We do have a valid package installed on sdcard 11603 processCids.put(args, ps.codePathString); 11604 final int uid = ps.appId; 11605 if (uid != -1) { 11606 uidList[num++] = uid; 11607 } 11608 } else { 11609 Log.i(TAG, "Deleting stale container for " + cid); 11610 removeCids.add(cid); 11611 } 11612 } 11613 } 11614 11615 if (num > 0) { 11616 // Sort uid list 11617 Arrays.sort(uidList, 0, num); 11618 // Throw away duplicates 11619 uidArr = new int[num]; 11620 uidArr[0] = uidList[0]; 11621 int di = 0; 11622 for (int i = 1; i < num; i++) { 11623 if (uidList[i - 1] != uidList[i]) { 11624 uidArr[di++] = uidList[i]; 11625 } 11626 } 11627 } 11628 } 11629 // Process packages with valid entries. 11630 if (isMounted) { 11631 if (DEBUG_SD_INSTALL) 11632 Log.i(TAG, "Loading packages"); 11633 loadMediaPackages(processCids, uidArr, removeCids); 11634 startCleaningPackages(); 11635 } else { 11636 if (DEBUG_SD_INSTALL) 11637 Log.i(TAG, "Unloading packages"); 11638 unloadMediaPackages(processCids, uidArr, reportStatus); 11639 } 11640 } 11641 11642 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 11643 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 11644 int size = pkgList.size(); 11645 if (size > 0) { 11646 // Send broadcasts here 11647 Bundle extras = new Bundle(); 11648 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 11649 .toArray(new String[size])); 11650 if (uidArr != null) { 11651 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 11652 } 11653 if (replacing) { 11654 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 11655 } 11656 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 11657 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 11658 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 11659 } 11660 } 11661 11662 /* 11663 * Look at potentially valid container ids from processCids If package 11664 * information doesn't match the one on record or package scanning fails, 11665 * the cid is added to list of removeCids. We currently don't delete stale 11666 * containers. 11667 */ 11668 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11669 HashSet<String> removeCids) { 11670 ArrayList<String> pkgList = new ArrayList<String>(); 11671 Set<AsecInstallArgs> keys = processCids.keySet(); 11672 boolean doGc = false; 11673 for (AsecInstallArgs args : keys) { 11674 String codePath = processCids.get(args); 11675 if (DEBUG_SD_INSTALL) 11676 Log.i(TAG, "Loading container : " + args.cid); 11677 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11678 try { 11679 // Make sure there are no container errors first. 11680 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 11681 Slog.e(TAG, "Failed to mount cid : " + args.cid 11682 + " when installing from sdcard"); 11683 continue; 11684 } 11685 // Check code path here. 11686 if (codePath == null || !codePath.equals(args.getCodePath())) { 11687 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 11688 + " does not match one in settings " + codePath); 11689 continue; 11690 } 11691 // Parse package 11692 int parseFlags = mDefParseFlags; 11693 if (args.isExternal()) { 11694 parseFlags |= PackageParser.PARSE_ON_SDCARD; 11695 } 11696 if (args.isFwdLocked()) { 11697 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 11698 } 11699 11700 doGc = true; 11701 synchronized (mInstallLock) { 11702 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 11703 0, 0, null); 11704 // Scan the package 11705 if (pkg != null) { 11706 /* 11707 * TODO why is the lock being held? doPostInstall is 11708 * called in other places without the lock. This needs 11709 * to be straightened out. 11710 */ 11711 // writer 11712 synchronized (mPackages) { 11713 retCode = PackageManager.INSTALL_SUCCEEDED; 11714 pkgList.add(pkg.packageName); 11715 // Post process args 11716 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 11717 pkg.applicationInfo.uid); 11718 } 11719 } else { 11720 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 11721 } 11722 } 11723 11724 } finally { 11725 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 11726 // Don't destroy container here. Wait till gc clears things 11727 // up. 11728 removeCids.add(args.cid); 11729 } 11730 } 11731 } 11732 // writer 11733 synchronized (mPackages) { 11734 // If the platform SDK has changed since the last time we booted, 11735 // we need to re-grant app permission to catch any new ones that 11736 // appear. This is really a hack, and means that apps can in some 11737 // cases get permissions that the user didn't initially explicitly 11738 // allow... it would be nice to have some better way to handle 11739 // this situation. 11740 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 11741 if (regrantPermissions) 11742 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 11743 + mSdkVersion + "; regranting permissions for external storage"); 11744 mSettings.mExternalSdkPlatform = mSdkVersion; 11745 11746 // Make sure group IDs have been assigned, and any permission 11747 // changes in other apps are accounted for 11748 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 11749 | (regrantPermissions 11750 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 11751 : 0)); 11752 // can downgrade to reader 11753 // Persist settings 11754 mSettings.writeLPr(); 11755 } 11756 // Send a broadcast to let everyone know we are done processing 11757 if (pkgList.size() > 0) { 11758 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11759 } 11760 // Force gc to avoid any stale parser references that we might have. 11761 if (doGc) { 11762 Runtime.getRuntime().gc(); 11763 } 11764 // List stale containers and destroy stale temporary containers. 11765 if (removeCids != null) { 11766 for (String cid : removeCids) { 11767 if (cid.startsWith(mTempContainerPrefix)) { 11768 Log.i(TAG, "Destroying stale temporary container " + cid); 11769 PackageHelper.destroySdDir(cid); 11770 } else { 11771 Log.w(TAG, "Container " + cid + " is stale"); 11772 } 11773 } 11774 } 11775 } 11776 11777 /* 11778 * Utility method to unload a list of specified containers 11779 */ 11780 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 11781 // Just unmount all valid containers. 11782 for (AsecInstallArgs arg : cidArgs) { 11783 synchronized (mInstallLock) { 11784 arg.doPostDeleteLI(false); 11785 } 11786 } 11787 } 11788 11789 /* 11790 * Unload packages mounted on external media. This involves deleting package 11791 * data from internal structures, sending broadcasts about diabled packages, 11792 * gc'ing to free up references, unmounting all secure containers 11793 * corresponding to packages on external media, and posting a 11794 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 11795 * that we always have to post this message if status has been requested no 11796 * matter what. 11797 */ 11798 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11799 final boolean reportStatus) { 11800 if (DEBUG_SD_INSTALL) 11801 Log.i(TAG, "unloading media packages"); 11802 ArrayList<String> pkgList = new ArrayList<String>(); 11803 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 11804 final Set<AsecInstallArgs> keys = processCids.keySet(); 11805 for (AsecInstallArgs args : keys) { 11806 String pkgName = args.getPackageName(); 11807 if (DEBUG_SD_INSTALL) 11808 Log.i(TAG, "Trying to unload pkg : " + pkgName); 11809 // Delete package internally 11810 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 11811 synchronized (mInstallLock) { 11812 boolean res = deletePackageLI(pkgName, null, false, null, null, 11813 PackageManager.DELETE_KEEP_DATA, outInfo, false); 11814 if (res) { 11815 pkgList.add(pkgName); 11816 } else { 11817 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 11818 failedList.add(args); 11819 } 11820 } 11821 } 11822 11823 // reader 11824 synchronized (mPackages) { 11825 // We didn't update the settings after removing each package; 11826 // write them now for all packages. 11827 mSettings.writeLPr(); 11828 } 11829 11830 // We have to absolutely send UPDATED_MEDIA_STATUS only 11831 // after confirming that all the receivers processed the ordered 11832 // broadcast when packages get disabled, force a gc to clean things up. 11833 // and unload all the containers. 11834 if (pkgList.size() > 0) { 11835 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 11836 new IIntentReceiver.Stub() { 11837 public void performReceive(Intent intent, int resultCode, String data, 11838 Bundle extras, boolean ordered, boolean sticky, 11839 int sendingUser) throws RemoteException { 11840 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 11841 reportStatus ? 1 : 0, 1, keys); 11842 mHandler.sendMessage(msg); 11843 } 11844 }); 11845 } else { 11846 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 11847 keys); 11848 mHandler.sendMessage(msg); 11849 } 11850 } 11851 11852 /** Binder call */ 11853 @Override 11854 public void movePackage(final String packageName, final IPackageMoveObserver observer, 11855 final int flags) { 11856 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 11857 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 11858 int returnCode = PackageManager.MOVE_SUCCEEDED; 11859 int currFlags = 0; 11860 int newFlags = 0; 11861 // reader 11862 synchronized (mPackages) { 11863 PackageParser.Package pkg = mPackages.get(packageName); 11864 if (pkg == null) { 11865 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11866 } else { 11867 // Disable moving fwd locked apps and system packages 11868 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 11869 Slog.w(TAG, "Cannot move system application"); 11870 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 11871 } else if (pkg.mOperationPending) { 11872 Slog.w(TAG, "Attempt to move package which has pending operations"); 11873 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 11874 } else { 11875 // Find install location first 11876 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 11877 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 11878 Slog.w(TAG, "Ambigous flags specified for move location."); 11879 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11880 } else { 11881 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 11882 : PackageManager.INSTALL_INTERNAL; 11883 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 11884 : PackageManager.INSTALL_INTERNAL; 11885 11886 if (newFlags == currFlags) { 11887 Slog.w(TAG, "No move required. Trying to move to same location"); 11888 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11889 } else { 11890 if (isForwardLocked(pkg)) { 11891 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11892 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11893 } 11894 } 11895 } 11896 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11897 pkg.mOperationPending = true; 11898 } 11899 } 11900 } 11901 11902 /* 11903 * TODO this next block probably shouldn't be inside the lock. We 11904 * can't guarantee these won't change after this is fired off 11905 * anyway. 11906 */ 11907 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11908 processPendingMove(new MoveParams(null, observer, 0, packageName, 11909 null, -1, user), 11910 returnCode); 11911 } else { 11912 Message msg = mHandler.obtainMessage(INIT_COPY); 11913 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 11914 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 11915 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 11916 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 11917 msg.obj = mp; 11918 mHandler.sendMessage(msg); 11919 } 11920 } 11921 } 11922 11923 private void processPendingMove(final MoveParams mp, final int currentStatus) { 11924 // Queue up an async operation since the package deletion may take a 11925 // little while. 11926 mHandler.post(new Runnable() { 11927 public void run() { 11928 // TODO fix this; this does nothing. 11929 mHandler.removeCallbacks(this); 11930 int returnCode = currentStatus; 11931 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 11932 int uidArr[] = null; 11933 ArrayList<String> pkgList = null; 11934 synchronized (mPackages) { 11935 PackageParser.Package pkg = mPackages.get(mp.packageName); 11936 if (pkg == null) { 11937 Slog.w(TAG, " Package " + mp.packageName 11938 + " doesn't exist. Aborting move"); 11939 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11940 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 11941 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 11942 + mp.srcArgs.getCodePath() + " to " 11943 + pkg.applicationInfo.sourceDir 11944 + " Aborting move and returning error"); 11945 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11946 } else { 11947 uidArr = new int[] { 11948 pkg.applicationInfo.uid 11949 }; 11950 pkgList = new ArrayList<String>(); 11951 pkgList.add(mp.packageName); 11952 } 11953 } 11954 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11955 // Send resources unavailable broadcast 11956 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 11957 // Update package code and resource paths 11958 synchronized (mInstallLock) { 11959 synchronized (mPackages) { 11960 PackageParser.Package pkg = mPackages.get(mp.packageName); 11961 // Recheck for package again. 11962 if (pkg == null) { 11963 Slog.w(TAG, " Package " + mp.packageName 11964 + " doesn't exist. Aborting move"); 11965 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11966 } else if (!mp.srcArgs.getCodePath().equals( 11967 pkg.applicationInfo.sourceDir)) { 11968 Slog.w(TAG, "Package " + mp.packageName 11969 + " code path changed from " + mp.srcArgs.getCodePath() 11970 + " to " + pkg.applicationInfo.sourceDir 11971 + " Aborting move and returning error"); 11972 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11973 } else { 11974 final String oldCodePath = pkg.mPath; 11975 final String newCodePath = mp.targetArgs.getCodePath(); 11976 final String newResPath = mp.targetArgs.getResourcePath(); 11977 final String newNativePath = mp.targetArgs 11978 .getNativeLibraryPath(); 11979 11980 final File newNativeDir = new File(newNativePath); 11981 11982 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 11983 // NOTE: We do not report any errors from the APK scan and library 11984 // copy at this point. 11985 NativeLibraryHelper.ApkHandle handle = 11986 new NativeLibraryHelper.ApkHandle(newCodePath); 11987 final int abi = NativeLibraryHelper.findSupportedAbi( 11988 handle, Build.SUPPORTED_ABIS); 11989 if (abi >= 0) { 11990 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 11991 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 11992 } 11993 handle.close(); 11994 } 11995 final int[] users = sUserManager.getUserIds(); 11996 for (int user : users) { 11997 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 11998 newNativePath, user) < 0) { 11999 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12000 } 12001 } 12002 12003 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12004 pkg.mPath = newCodePath; 12005 // Move dex files around 12006 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 12007 // Moving of dex files failed. Set 12008 // error code and abort move. 12009 pkg.mPath = pkg.mScanPath; 12010 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12011 } 12012 } 12013 12014 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12015 pkg.mScanPath = newCodePath; 12016 pkg.applicationInfo.sourceDir = newCodePath; 12017 pkg.applicationInfo.publicSourceDir = newResPath; 12018 pkg.applicationInfo.nativeLibraryDir = newNativePath; 12019 PackageSetting ps = (PackageSetting) pkg.mExtras; 12020 ps.codePath = new File(pkg.applicationInfo.sourceDir); 12021 ps.codePathString = ps.codePath.getPath(); 12022 ps.resourcePath = new File( 12023 pkg.applicationInfo.publicSourceDir); 12024 ps.resourcePathString = ps.resourcePath.getPath(); 12025 ps.nativeLibraryPathString = newNativePath; 12026 // Set the application info flag 12027 // correctly. 12028 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 12029 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12030 } else { 12031 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12032 } 12033 ps.setFlags(pkg.applicationInfo.flags); 12034 mAppDirs.remove(oldCodePath); 12035 mAppDirs.put(newCodePath, pkg); 12036 // Persist settings 12037 mSettings.writeLPr(); 12038 } 12039 } 12040 } 12041 } 12042 // Send resources available broadcast 12043 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12044 } 12045 } 12046 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12047 // Clean up failed installation 12048 if (mp.targetArgs != null) { 12049 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 12050 -1); 12051 } 12052 } else { 12053 // Force a gc to clear things up. 12054 Runtime.getRuntime().gc(); 12055 // Delete older code 12056 synchronized (mInstallLock) { 12057 mp.srcArgs.doPostDeleteLI(true); 12058 } 12059 } 12060 12061 // Allow more operations on this file if we didn't fail because 12062 // an operation was already pending for this package. 12063 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 12064 synchronized (mPackages) { 12065 PackageParser.Package pkg = mPackages.get(mp.packageName); 12066 if (pkg != null) { 12067 pkg.mOperationPending = false; 12068 } 12069 } 12070 } 12071 12072 IPackageMoveObserver observer = mp.observer; 12073 if (observer != null) { 12074 try { 12075 observer.packageMoved(mp.packageName, returnCode); 12076 } catch (RemoteException e) { 12077 Log.i(TAG, "Observer no longer exists."); 12078 } 12079 } 12080 } 12081 }); 12082 } 12083 12084 public boolean setInstallLocation(int loc) { 12085 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12086 null); 12087 if (getInstallLocation() == loc) { 12088 return true; 12089 } 12090 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12091 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12092 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12093 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12094 return true; 12095 } 12096 return false; 12097 } 12098 12099 public int getInstallLocation() { 12100 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12101 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12102 PackageHelper.APP_INSTALL_AUTO); 12103 } 12104 12105 /** Called by UserManagerService */ 12106 void cleanUpUserLILPw(int userHandle) { 12107 mDirtyUsers.remove(userHandle); 12108 mSettings.removeUserLPr(userHandle); 12109 mPendingBroadcasts.remove(userHandle); 12110 if (mInstaller != null) { 12111 // Technically, we shouldn't be doing this with the package lock 12112 // held. However, this is very rare, and there is already so much 12113 // other disk I/O going on, that we'll let it slide for now. 12114 mInstaller.removeUserDataDirs(userHandle); 12115 } 12116 } 12117 12118 /** Called by UserManagerService */ 12119 void createNewUserLILPw(int userHandle, File path) { 12120 if (mInstaller != null) { 12121 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12122 } 12123 } 12124 12125 @Override 12126 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12127 mContext.enforceCallingOrSelfPermission( 12128 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12129 "Only package verification agents can read the verifier device identity"); 12130 12131 synchronized (mPackages) { 12132 return mSettings.getVerifierDeviceIdentityLPw(); 12133 } 12134 } 12135 12136 @Override 12137 public void setPermissionEnforced(String permission, boolean enforced) { 12138 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12139 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12140 synchronized (mPackages) { 12141 if (mSettings.mReadExternalStorageEnforced == null 12142 || mSettings.mReadExternalStorageEnforced != enforced) { 12143 mSettings.mReadExternalStorageEnforced = enforced; 12144 mSettings.writeLPr(); 12145 } 12146 } 12147 // kill any non-foreground processes so we restart them and 12148 // grant/revoke the GID. 12149 final IActivityManager am = ActivityManagerNative.getDefault(); 12150 if (am != null) { 12151 final long token = Binder.clearCallingIdentity(); 12152 try { 12153 am.killProcessesBelowForeground("setPermissionEnforcement"); 12154 } catch (RemoteException e) { 12155 } finally { 12156 Binder.restoreCallingIdentity(token); 12157 } 12158 } 12159 } else { 12160 throw new IllegalArgumentException("No selective enforcement for " + permission); 12161 } 12162 } 12163 12164 @Override 12165 @Deprecated 12166 public boolean isPermissionEnforced(String permission) { 12167 return true; 12168 } 12169 12170 @Override 12171 public boolean isStorageLow() { 12172 final long token = Binder.clearCallingIdentity(); 12173 try { 12174 final DeviceStorageMonitorInternal 12175 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12176 if (dsm != null) { 12177 return dsm.isMemoryLow(); 12178 } else { 12179 return false; 12180 } 12181 } finally { 12182 Binder.restoreCallingIdentity(token); 12183 } 12184 } 12185} 12186