PackageManagerService.java revision d11f223c535ed9ce628fe5aaf0fd5692dd0cf9e4
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static com.android.internal.util.ArrayUtils.appendInt; 27import static com.android.internal.util.ArrayUtils.removeInt; 28import static libcore.io.OsConstants.S_IRWXU; 29import static libcore.io.OsConstants.S_IRGRP; 30import static libcore.io.OsConstants.S_IXGRP; 31import static libcore.io.OsConstants.S_IROTH; 32import static libcore.io.OsConstants.S_IXOTH; 33 34import com.android.internal.app.IMediaContainerService; 35import com.android.internal.app.ResolverActivity; 36import com.android.internal.content.NativeLibraryHelper; 37import com.android.internal.content.PackageHelper; 38import com.android.internal.util.FastPrintWriter; 39import com.android.internal.util.FastXmlSerializer; 40import com.android.internal.util.XmlUtils; 41import com.android.server.EventLogTags; 42import com.android.server.IntentResolver; 43import com.android.server.ServiceThread; 44 45import com.android.server.LocalServices; 46import com.android.server.Watchdog; 47import org.xmlpull.v1.XmlPullParser; 48import org.xmlpull.v1.XmlPullParserException; 49import org.xmlpull.v1.XmlSerializer; 50 51import android.app.ActivityManager; 52import android.app.ActivityManagerNative; 53import android.app.IActivityManager; 54import android.app.admin.IDevicePolicyManager; 55import android.app.backup.IBackupManager; 56import android.content.BroadcastReceiver; 57import android.content.ComponentName; 58import android.content.Context; 59import android.content.IIntentReceiver; 60import android.content.Intent; 61import android.content.IntentFilter; 62import android.content.IntentSender; 63import android.content.IntentSender.SendIntentException; 64import android.content.ServiceConnection; 65import android.content.pm.ActivityInfo; 66import android.content.pm.ApplicationInfo; 67import android.content.pm.ContainerEncryptionParams; 68import android.content.pm.FeatureInfo; 69import android.content.pm.IPackageDataObserver; 70import android.content.pm.IPackageDeleteObserver; 71import android.content.pm.IPackageInstallObserver; 72import android.content.pm.IPackageInstallObserver2; 73import android.content.pm.IPackageManager; 74import android.content.pm.IPackageMoveObserver; 75import android.content.pm.IPackageStatsObserver; 76import android.content.pm.InstrumentationInfo; 77import android.content.pm.ManifestDigest; 78import android.content.pm.PackageCleanItem; 79import android.content.pm.PackageInfo; 80import android.content.pm.PackageInfoLite; 81import android.content.pm.PackageManager; 82import android.content.pm.PackageParser; 83import android.content.pm.PackageParser.ActivityIntentInfo; 84import android.content.pm.PackageStats; 85import android.content.pm.PackageUserState; 86import android.content.pm.ParceledListSlice; 87import android.content.pm.PermissionGroupInfo; 88import android.content.pm.PermissionInfo; 89import android.content.pm.ProviderInfo; 90import android.content.pm.ResolveInfo; 91import android.content.pm.ServiceInfo; 92import android.content.pm.Signature; 93import android.content.pm.VerificationParams; 94import android.content.pm.VerifierDeviceIdentity; 95import android.content.pm.VerifierInfo; 96import android.content.res.Resources; 97import android.hardware.display.DisplayManager; 98import android.net.Uri; 99import android.os.Binder; 100import android.os.Build; 101import android.os.Bundle; 102import android.os.Environment; 103import android.os.Environment.UserEnvironment; 104import android.os.FileObserver; 105import android.os.FileUtils; 106import android.os.Handler; 107import android.os.HandlerThread; 108import android.os.IBinder; 109import android.os.Looper; 110import android.os.Message; 111import android.os.Parcel; 112import android.os.ParcelFileDescriptor; 113import android.os.Process; 114import android.os.RemoteException; 115import android.os.SELinux; 116import android.os.ServiceManager; 117import android.os.SystemClock; 118import android.os.SystemProperties; 119import android.os.UserHandle; 120import android.os.UserManager; 121import android.security.KeyStore; 122import android.security.SystemKeyStore; 123import android.text.TextUtils; 124import android.util.DisplayMetrics; 125import android.util.EventLog; 126import android.util.Log; 127import android.util.LogPrinter; 128import android.util.PrintStreamPrinter; 129import android.util.Slog; 130import android.util.SparseArray; 131import android.util.Xml; 132import android.view.Display; 133 134import java.io.BufferedOutputStream; 135import java.io.File; 136import java.io.FileDescriptor; 137import java.io.FileInputStream; 138import java.io.FileNotFoundException; 139import java.io.FileOutputStream; 140import java.io.FileReader; 141import java.io.FilenameFilter; 142import java.io.IOException; 143import java.io.PrintWriter; 144import java.security.NoSuchAlgorithmException; 145import java.security.PublicKey; 146import java.security.cert.CertificateException; 147import java.text.SimpleDateFormat; 148import java.util.ArrayList; 149import java.util.Arrays; 150import java.util.Collection; 151import java.util.Collections; 152import java.util.Comparator; 153import java.util.Date; 154import java.util.HashMap; 155import java.util.HashSet; 156import java.util.Iterator; 157import java.util.List; 158import java.util.Map; 159import java.util.Set; 160 161import libcore.io.ErrnoException; 162import libcore.io.IoUtils; 163import libcore.io.Libcore; 164import libcore.io.StructStat; 165 166import com.android.internal.R; 167import com.android.server.storage.DeviceStorageMonitorInternal; 168 169/** 170 * Keep track of all those .apks everywhere. 171 * 172 * This is very central to the platform's security; please run the unit 173 * tests whenever making modifications here: 174 * 175mmm frameworks/base/tests/AndroidTests 176adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 177adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 178 * 179 * {@hide} 180 */ 181public class PackageManagerService extends IPackageManager.Stub { 182 static final String TAG = "PackageManager"; 183 static final boolean DEBUG_SETTINGS = false; 184 static final boolean DEBUG_PREFERRED = false; 185 static final boolean DEBUG_UPGRADE = false; 186 private static final boolean DEBUG_INSTALL = false; 187 private static final boolean DEBUG_REMOVE = false; 188 private static final boolean DEBUG_BROADCASTS = false; 189 private static final boolean DEBUG_SHOW_INFO = false; 190 private static final boolean DEBUG_PACKAGE_INFO = false; 191 private static final boolean DEBUG_INTENT_MATCHING = false; 192 private static final boolean DEBUG_PACKAGE_SCANNING = false; 193 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 194 private static final boolean DEBUG_VERIFY = false; 195 196 private static final int RADIO_UID = Process.PHONE_UID; 197 private static final int LOG_UID = Process.LOG_UID; 198 private static final int NFC_UID = Process.NFC_UID; 199 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 200 private static final int SHELL_UID = Process.SHELL_UID; 201 202 private static final boolean GET_CERTIFICATES = true; 203 204 // Cap the size of permission trees that 3rd party apps can define 205 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 206 207 private static final int REMOVE_EVENTS = 208 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 209 private static final int ADD_EVENTS = 210 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 211 212 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 213 // Suffix used during package installation when copying/moving 214 // package apks to install directory. 215 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 216 217 static final int SCAN_MONITOR = 1<<0; 218 static final int SCAN_NO_DEX = 1<<1; 219 static final int SCAN_FORCE_DEX = 1<<2; 220 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 221 static final int SCAN_NEW_INSTALL = 1<<4; 222 static final int SCAN_NO_PATHS = 1<<5; 223 static final int SCAN_UPDATE_TIME = 1<<6; 224 static final int SCAN_DEFER_DEX = 1<<7; 225 static final int SCAN_BOOTING = 1<<8; 226 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 227 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 228 229 static final int REMOVE_CHATTY = 1<<16; 230 231 /** 232 * Timeout (in milliseconds) after which the watchdog should declare that 233 * our handler thread is wedged. The usual default for such things is one 234 * minute but we sometimes do very lengthy I/O operations on this thread, 235 * such as installing multi-gigabyte applications, so ours needs to be longer. 236 */ 237 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 238 239 /** 240 * Whether verification is enabled by default. 241 */ 242 private static final boolean DEFAULT_VERIFY_ENABLE = true; 243 244 /** 245 * The default maximum time to wait for the verification agent to return in 246 * milliseconds. 247 */ 248 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 249 250 /** 251 * The default response for package verification timeout. 252 * 253 * This can be either PackageManager.VERIFICATION_ALLOW or 254 * PackageManager.VERIFICATION_REJECT. 255 */ 256 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 257 258 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 259 260 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 261 DEFAULT_CONTAINER_PACKAGE, 262 "com.android.defcontainer.DefaultContainerService"); 263 264 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 265 266 private static final String LIB_DIR_NAME = "lib"; 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 } 2058 return generatePackageInfo(pkg, flags, userId); 2059 } 2060 return null; 2061 } 2062 2063 @Override 2064 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2065 if (!sUserManager.exists(userId)) return null; 2066 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2067 // writer 2068 synchronized (mPackages) { 2069 PackageParser.Package p = mPackages.get(packageName); 2070 if (DEBUG_PACKAGE_INFO) Log.v( 2071 TAG, "getApplicationInfo " + packageName 2072 + ": " + p); 2073 if (p != null) { 2074 PackageSetting ps = mSettings.mPackages.get(packageName); 2075 if (ps == null) return null; 2076 // Note: isEnabledLP() does not apply here - always return info 2077 return PackageParser.generateApplicationInfo( 2078 p, flags, ps.readUserState(userId), userId); 2079 } 2080 if ("android".equals(packageName)||"system".equals(packageName)) { 2081 return mAndroidApplication; 2082 } 2083 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2084 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2085 } 2086 } 2087 return null; 2088 } 2089 2090 2091 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2092 mContext.enforceCallingOrSelfPermission( 2093 android.Manifest.permission.CLEAR_APP_CACHE, null); 2094 // Queue up an async operation since clearing cache may take a little while. 2095 mHandler.post(new Runnable() { 2096 public void run() { 2097 mHandler.removeCallbacks(this); 2098 int retCode = -1; 2099 synchronized (mInstallLock) { 2100 retCode = mInstaller.freeCache(freeStorageSize); 2101 if (retCode < 0) { 2102 Slog.w(TAG, "Couldn't clear application caches"); 2103 } 2104 } 2105 if (observer != null) { 2106 try { 2107 observer.onRemoveCompleted(null, (retCode >= 0)); 2108 } catch (RemoteException e) { 2109 Slog.w(TAG, "RemoveException when invoking call back"); 2110 } 2111 } 2112 } 2113 }); 2114 } 2115 2116 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2117 mContext.enforceCallingOrSelfPermission( 2118 android.Manifest.permission.CLEAR_APP_CACHE, null); 2119 // Queue up an async operation since clearing cache may take a little while. 2120 mHandler.post(new Runnable() { 2121 public void run() { 2122 mHandler.removeCallbacks(this); 2123 int retCode = -1; 2124 synchronized (mInstallLock) { 2125 retCode = mInstaller.freeCache(freeStorageSize); 2126 if (retCode < 0) { 2127 Slog.w(TAG, "Couldn't clear application caches"); 2128 } 2129 } 2130 if(pi != null) { 2131 try { 2132 // Callback via pending intent 2133 int code = (retCode >= 0) ? 1 : 0; 2134 pi.sendIntent(null, code, null, 2135 null, null); 2136 } catch (SendIntentException e1) { 2137 Slog.i(TAG, "Failed to send pending intent"); 2138 } 2139 } 2140 } 2141 }); 2142 } 2143 2144 @Override 2145 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2146 if (!sUserManager.exists(userId)) return null; 2147 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2148 synchronized (mPackages) { 2149 PackageParser.Activity a = mActivities.mActivities.get(component); 2150 2151 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2152 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2153 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2154 if (ps == null) return null; 2155 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2156 userId); 2157 } 2158 if (mResolveComponentName.equals(component)) { 2159 return mResolveActivity; 2160 } 2161 } 2162 return null; 2163 } 2164 2165 @Override 2166 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2167 if (!sUserManager.exists(userId)) return null; 2168 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2169 synchronized (mPackages) { 2170 PackageParser.Activity a = mReceivers.mActivities.get(component); 2171 if (DEBUG_PACKAGE_INFO) Log.v( 2172 TAG, "getReceiverInfo " + component + ": " + a); 2173 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2174 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2175 if (ps == null) return null; 2176 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2177 userId); 2178 } 2179 } 2180 return null; 2181 } 2182 2183 @Override 2184 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2185 if (!sUserManager.exists(userId)) return null; 2186 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2187 synchronized (mPackages) { 2188 PackageParser.Service s = mServices.mServices.get(component); 2189 if (DEBUG_PACKAGE_INFO) Log.v( 2190 TAG, "getServiceInfo " + component + ": " + s); 2191 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2192 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2193 if (ps == null) return null; 2194 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2195 userId); 2196 } 2197 } 2198 return null; 2199 } 2200 2201 @Override 2202 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2203 if (!sUserManager.exists(userId)) return null; 2204 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2205 synchronized (mPackages) { 2206 PackageParser.Provider p = mProviders.mProviders.get(component); 2207 if (DEBUG_PACKAGE_INFO) Log.v( 2208 TAG, "getProviderInfo " + component + ": " + p); 2209 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2210 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2211 if (ps == null) return null; 2212 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2213 userId); 2214 } 2215 } 2216 return null; 2217 } 2218 2219 public String[] getSystemSharedLibraryNames() { 2220 Set<String> libSet; 2221 synchronized (mPackages) { 2222 libSet = mSharedLibraries.keySet(); 2223 int size = libSet.size(); 2224 if (size > 0) { 2225 String[] libs = new String[size]; 2226 libSet.toArray(libs); 2227 return libs; 2228 } 2229 } 2230 return null; 2231 } 2232 2233 public FeatureInfo[] getSystemAvailableFeatures() { 2234 Collection<FeatureInfo> featSet; 2235 synchronized (mPackages) { 2236 featSet = mAvailableFeatures.values(); 2237 int size = featSet.size(); 2238 if (size > 0) { 2239 FeatureInfo[] features = new FeatureInfo[size+1]; 2240 featSet.toArray(features); 2241 FeatureInfo fi = new FeatureInfo(); 2242 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2243 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2244 features[size] = fi; 2245 return features; 2246 } 2247 } 2248 return null; 2249 } 2250 2251 public boolean hasSystemFeature(String name) { 2252 synchronized (mPackages) { 2253 return mAvailableFeatures.containsKey(name); 2254 } 2255 } 2256 2257 private void checkValidCaller(int uid, int userId) { 2258 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2259 return; 2260 2261 throw new SecurityException("Caller uid=" + uid 2262 + " is not privileged to communicate with user=" + userId); 2263 } 2264 2265 public int checkPermission(String permName, String pkgName) { 2266 synchronized (mPackages) { 2267 PackageParser.Package p = mPackages.get(pkgName); 2268 if (p != null && p.mExtras != null) { 2269 PackageSetting ps = (PackageSetting)p.mExtras; 2270 if (ps.sharedUser != null) { 2271 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2272 return PackageManager.PERMISSION_GRANTED; 2273 } 2274 } else if (ps.grantedPermissions.contains(permName)) { 2275 return PackageManager.PERMISSION_GRANTED; 2276 } 2277 } 2278 } 2279 return PackageManager.PERMISSION_DENIED; 2280 } 2281 2282 public int checkUidPermission(String permName, int uid) { 2283 synchronized (mPackages) { 2284 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2285 if (obj != null) { 2286 GrantedPermissions gp = (GrantedPermissions)obj; 2287 if (gp.grantedPermissions.contains(permName)) { 2288 return PackageManager.PERMISSION_GRANTED; 2289 } 2290 } else { 2291 HashSet<String> perms = mSystemPermissions.get(uid); 2292 if (perms != null && perms.contains(permName)) { 2293 return PackageManager.PERMISSION_GRANTED; 2294 } 2295 } 2296 } 2297 return PackageManager.PERMISSION_DENIED; 2298 } 2299 2300 /** 2301 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2302 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2303 * @param message the message to log on security exception 2304 * @return 2305 */ 2306 private void enforceCrossUserPermission(int callingUid, int userId, 2307 boolean requireFullPermission, String message) { 2308 if (userId < 0) { 2309 throw new IllegalArgumentException("Invalid userId " + userId); 2310 } 2311 if (userId == UserHandle.getUserId(callingUid)) return; 2312 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2313 if (requireFullPermission) { 2314 mContext.enforceCallingOrSelfPermission( 2315 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2316 } else { 2317 try { 2318 mContext.enforceCallingOrSelfPermission( 2319 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2320 } catch (SecurityException se) { 2321 mContext.enforceCallingOrSelfPermission( 2322 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2323 } 2324 } 2325 } 2326 } 2327 2328 private BasePermission findPermissionTreeLP(String permName) { 2329 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2330 if (permName.startsWith(bp.name) && 2331 permName.length() > bp.name.length() && 2332 permName.charAt(bp.name.length()) == '.') { 2333 return bp; 2334 } 2335 } 2336 return null; 2337 } 2338 2339 private BasePermission checkPermissionTreeLP(String permName) { 2340 if (permName != null) { 2341 BasePermission bp = findPermissionTreeLP(permName); 2342 if (bp != null) { 2343 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2344 return bp; 2345 } 2346 throw new SecurityException("Calling uid " 2347 + Binder.getCallingUid() 2348 + " is not allowed to add to permission tree " 2349 + bp.name + " owned by uid " + bp.uid); 2350 } 2351 } 2352 throw new SecurityException("No permission tree found for " + permName); 2353 } 2354 2355 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2356 if (s1 == null) { 2357 return s2 == null; 2358 } 2359 if (s2 == null) { 2360 return false; 2361 } 2362 if (s1.getClass() != s2.getClass()) { 2363 return false; 2364 } 2365 return s1.equals(s2); 2366 } 2367 2368 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2369 if (pi1.icon != pi2.icon) return false; 2370 if (pi1.logo != pi2.logo) return false; 2371 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2372 if (!compareStrings(pi1.name, pi2.name)) return false; 2373 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2374 // We'll take care of setting this one. 2375 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2376 // These are not currently stored in settings. 2377 //if (!compareStrings(pi1.group, pi2.group)) return false; 2378 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2379 //if (pi1.labelRes != pi2.labelRes) return false; 2380 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2381 return true; 2382 } 2383 2384 int permissionInfoFootprint(PermissionInfo info) { 2385 int size = info.name.length(); 2386 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2387 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2388 return size; 2389 } 2390 2391 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2392 int size = 0; 2393 for (BasePermission perm : mSettings.mPermissions.values()) { 2394 if (perm.uid == tree.uid) { 2395 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2396 } 2397 } 2398 return size; 2399 } 2400 2401 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2402 // We calculate the max size of permissions defined by this uid and throw 2403 // if that plus the size of 'info' would exceed our stated maximum. 2404 if (tree.uid != Process.SYSTEM_UID) { 2405 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2406 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2407 throw new SecurityException("Permission tree size cap exceeded"); 2408 } 2409 } 2410 } 2411 2412 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2413 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2414 throw new SecurityException("Label must be specified in permission"); 2415 } 2416 BasePermission tree = checkPermissionTreeLP(info.name); 2417 BasePermission bp = mSettings.mPermissions.get(info.name); 2418 boolean added = bp == null; 2419 boolean changed = true; 2420 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2421 if (added) { 2422 enforcePermissionCapLocked(info, tree); 2423 bp = new BasePermission(info.name, tree.sourcePackage, 2424 BasePermission.TYPE_DYNAMIC); 2425 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2426 throw new SecurityException( 2427 "Not allowed to modify non-dynamic permission " 2428 + info.name); 2429 } else { 2430 if (bp.protectionLevel == fixedLevel 2431 && bp.perm.owner.equals(tree.perm.owner) 2432 && bp.uid == tree.uid 2433 && comparePermissionInfos(bp.perm.info, info)) { 2434 changed = false; 2435 } 2436 } 2437 bp.protectionLevel = fixedLevel; 2438 info = new PermissionInfo(info); 2439 info.protectionLevel = fixedLevel; 2440 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2441 bp.perm.info.packageName = tree.perm.info.packageName; 2442 bp.uid = tree.uid; 2443 if (added) { 2444 mSettings.mPermissions.put(info.name, bp); 2445 } 2446 if (changed) { 2447 if (!async) { 2448 mSettings.writeLPr(); 2449 } else { 2450 scheduleWriteSettingsLocked(); 2451 } 2452 } 2453 return added; 2454 } 2455 2456 public boolean addPermission(PermissionInfo info) { 2457 synchronized (mPackages) { 2458 return addPermissionLocked(info, false); 2459 } 2460 } 2461 2462 public boolean addPermissionAsync(PermissionInfo info) { 2463 synchronized (mPackages) { 2464 return addPermissionLocked(info, true); 2465 } 2466 } 2467 2468 public void removePermission(String name) { 2469 synchronized (mPackages) { 2470 checkPermissionTreeLP(name); 2471 BasePermission bp = mSettings.mPermissions.get(name); 2472 if (bp != null) { 2473 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2474 throw new SecurityException( 2475 "Not allowed to modify non-dynamic permission " 2476 + name); 2477 } 2478 mSettings.mPermissions.remove(name); 2479 mSettings.writeLPr(); 2480 } 2481 } 2482 } 2483 2484 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2485 int index = pkg.requestedPermissions.indexOf(bp.name); 2486 if (index == -1) { 2487 throw new SecurityException("Package " + pkg.packageName 2488 + " has not requested permission " + bp.name); 2489 } 2490 boolean isNormal = 2491 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2492 == PermissionInfo.PROTECTION_NORMAL); 2493 boolean isDangerous = 2494 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2495 == PermissionInfo.PROTECTION_DANGEROUS); 2496 boolean isDevelopment = 2497 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2498 2499 if (!isNormal && !isDangerous && !isDevelopment) { 2500 throw new SecurityException("Permission " + bp.name 2501 + " is not a changeable permission type"); 2502 } 2503 2504 if (isNormal || isDangerous) { 2505 if (pkg.requestedPermissionsRequired.get(index)) { 2506 throw new SecurityException("Can't change " + bp.name 2507 + ". It is required by the application"); 2508 } 2509 } 2510 } 2511 2512 public void grantPermission(String packageName, String permissionName) { 2513 mContext.enforceCallingOrSelfPermission( 2514 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2515 synchronized (mPackages) { 2516 final PackageParser.Package pkg = mPackages.get(packageName); 2517 if (pkg == null) { 2518 throw new IllegalArgumentException("Unknown package: " + packageName); 2519 } 2520 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2521 if (bp == null) { 2522 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2523 } 2524 2525 checkGrantRevokePermissions(pkg, bp); 2526 2527 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2528 if (ps == null) { 2529 return; 2530 } 2531 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2532 if (gp.grantedPermissions.add(permissionName)) { 2533 if (ps.haveGids) { 2534 gp.gids = appendInts(gp.gids, bp.gids); 2535 } 2536 mSettings.writeLPr(); 2537 } 2538 } 2539 } 2540 2541 public void revokePermission(String packageName, String permissionName) { 2542 int changedAppId = -1; 2543 2544 synchronized (mPackages) { 2545 final PackageParser.Package pkg = mPackages.get(packageName); 2546 if (pkg == null) { 2547 throw new IllegalArgumentException("Unknown package: " + packageName); 2548 } 2549 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2550 mContext.enforceCallingOrSelfPermission( 2551 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2552 } 2553 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2554 if (bp == null) { 2555 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2556 } 2557 2558 checkGrantRevokePermissions(pkg, bp); 2559 2560 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2561 if (ps == null) { 2562 return; 2563 } 2564 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2565 if (gp.grantedPermissions.remove(permissionName)) { 2566 gp.grantedPermissions.remove(permissionName); 2567 if (ps.haveGids) { 2568 gp.gids = removeInts(gp.gids, bp.gids); 2569 } 2570 mSettings.writeLPr(); 2571 changedAppId = ps.appId; 2572 } 2573 } 2574 2575 if (changedAppId >= 0) { 2576 // We changed the perm on someone, kill its processes. 2577 IActivityManager am = ActivityManagerNative.getDefault(); 2578 if (am != null) { 2579 final int callingUserId = UserHandle.getCallingUserId(); 2580 final long ident = Binder.clearCallingIdentity(); 2581 try { 2582 //XXX we should only revoke for the calling user's app permissions, 2583 // but for now we impact all users. 2584 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2585 // "revoke " + permissionName); 2586 int[] users = sUserManager.getUserIds(); 2587 for (int user : users) { 2588 am.killUid(UserHandle.getUid(user, changedAppId), 2589 "revoke " + permissionName); 2590 } 2591 } catch (RemoteException e) { 2592 } finally { 2593 Binder.restoreCallingIdentity(ident); 2594 } 2595 } 2596 } 2597 } 2598 2599 public boolean isProtectedBroadcast(String actionName) { 2600 synchronized (mPackages) { 2601 return mProtectedBroadcasts.contains(actionName); 2602 } 2603 } 2604 2605 public int checkSignatures(String pkg1, String pkg2) { 2606 synchronized (mPackages) { 2607 final PackageParser.Package p1 = mPackages.get(pkg1); 2608 final PackageParser.Package p2 = mPackages.get(pkg2); 2609 if (p1 == null || p1.mExtras == null 2610 || p2 == null || p2.mExtras == null) { 2611 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2612 } 2613 return compareSignatures(p1.mSignatures, p2.mSignatures); 2614 } 2615 } 2616 2617 public int checkUidSignatures(int uid1, int uid2) { 2618 // Map to base uids. 2619 uid1 = UserHandle.getAppId(uid1); 2620 uid2 = UserHandle.getAppId(uid2); 2621 // reader 2622 synchronized (mPackages) { 2623 Signature[] s1; 2624 Signature[] s2; 2625 Object obj = mSettings.getUserIdLPr(uid1); 2626 if (obj != null) { 2627 if (obj instanceof SharedUserSetting) { 2628 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2629 } else if (obj instanceof PackageSetting) { 2630 s1 = ((PackageSetting)obj).signatures.mSignatures; 2631 } else { 2632 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2633 } 2634 } else { 2635 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2636 } 2637 obj = mSettings.getUserIdLPr(uid2); 2638 if (obj != null) { 2639 if (obj instanceof SharedUserSetting) { 2640 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2641 } else if (obj instanceof PackageSetting) { 2642 s2 = ((PackageSetting)obj).signatures.mSignatures; 2643 } else { 2644 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2645 } 2646 } else { 2647 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2648 } 2649 return compareSignatures(s1, s2); 2650 } 2651 } 2652 2653 /** 2654 * Compares two sets of signatures. Returns: 2655 * <br /> 2656 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2657 * <br /> 2658 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2659 * <br /> 2660 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2661 * <br /> 2662 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2663 * <br /> 2664 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2665 */ 2666 static int compareSignatures(Signature[] s1, Signature[] s2) { 2667 if (s1 == null) { 2668 return s2 == null 2669 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2670 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2671 } 2672 2673 if (s2 == null) { 2674 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2675 } 2676 2677 if (s1.length != s2.length) { 2678 return PackageManager.SIGNATURE_NO_MATCH; 2679 } 2680 2681 // Since both signature sets are of size 1, we can compare without HashSets. 2682 if (s1.length == 1) { 2683 return s1[0].equals(s2[0]) ? 2684 PackageManager.SIGNATURE_MATCH : 2685 PackageManager.SIGNATURE_NO_MATCH; 2686 } 2687 2688 HashSet<Signature> set1 = new HashSet<Signature>(); 2689 for (Signature sig : s1) { 2690 set1.add(sig); 2691 } 2692 HashSet<Signature> set2 = new HashSet<Signature>(); 2693 for (Signature sig : s2) { 2694 set2.add(sig); 2695 } 2696 // Make sure s2 contains all signatures in s1. 2697 if (set1.equals(set2)) { 2698 return PackageManager.SIGNATURE_MATCH; 2699 } 2700 return PackageManager.SIGNATURE_NO_MATCH; 2701 } 2702 2703 public String[] getPackagesForUid(int uid) { 2704 uid = UserHandle.getAppId(uid); 2705 // reader 2706 synchronized (mPackages) { 2707 Object obj = mSettings.getUserIdLPr(uid); 2708 if (obj instanceof SharedUserSetting) { 2709 final SharedUserSetting sus = (SharedUserSetting) obj; 2710 final int N = sus.packages.size(); 2711 final String[] res = new String[N]; 2712 final Iterator<PackageSetting> it = sus.packages.iterator(); 2713 int i = 0; 2714 while (it.hasNext()) { 2715 res[i++] = it.next().name; 2716 } 2717 return res; 2718 } else if (obj instanceof PackageSetting) { 2719 final PackageSetting ps = (PackageSetting) obj; 2720 return new String[] { ps.name }; 2721 } 2722 } 2723 return null; 2724 } 2725 2726 public String getNameForUid(int uid) { 2727 // reader 2728 synchronized (mPackages) { 2729 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2730 if (obj instanceof SharedUserSetting) { 2731 final SharedUserSetting sus = (SharedUserSetting) obj; 2732 return sus.name + ":" + sus.userId; 2733 } else if (obj instanceof PackageSetting) { 2734 final PackageSetting ps = (PackageSetting) obj; 2735 return ps.name; 2736 } 2737 } 2738 return null; 2739 } 2740 2741 public int getUidForSharedUser(String sharedUserName) { 2742 if(sharedUserName == null) { 2743 return -1; 2744 } 2745 // reader 2746 synchronized (mPackages) { 2747 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2748 if (suid == null) { 2749 return -1; 2750 } 2751 return suid.userId; 2752 } 2753 } 2754 2755 public int getFlagsForUid(int uid) { 2756 synchronized (mPackages) { 2757 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2758 if (obj instanceof SharedUserSetting) { 2759 final SharedUserSetting sus = (SharedUserSetting) obj; 2760 return sus.pkgFlags; 2761 } else if (obj instanceof PackageSetting) { 2762 final PackageSetting ps = (PackageSetting) obj; 2763 return ps.pkgFlags; 2764 } 2765 } 2766 return 0; 2767 } 2768 2769 @Override 2770 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2771 int flags, int userId) { 2772 if (!sUserManager.exists(userId)) return null; 2773 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2774 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2775 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2776 } 2777 2778 @Override 2779 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2780 IntentFilter filter, int match, ComponentName activity) { 2781 final int userId = UserHandle.getCallingUserId(); 2782 if (DEBUG_PREFERRED) { 2783 Log.v(TAG, "setLastChosenActivity intent=" + intent 2784 + " resolvedType=" + resolvedType 2785 + " flags=" + flags 2786 + " filter=" + filter 2787 + " match=" + match 2788 + " activity=" + activity); 2789 filter.dump(new PrintStreamPrinter(System.out), " "); 2790 } 2791 intent.setComponent(null); 2792 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2793 // Find any earlier preferred or last chosen entries and nuke them 2794 findPreferredActivity(intent, resolvedType, 2795 flags, query, 0, false, true, false, userId); 2796 // Add the new activity as the last chosen for this filter 2797 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2798 } 2799 2800 @Override 2801 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2802 final int userId = UserHandle.getCallingUserId(); 2803 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2804 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2805 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2806 false, false, false, userId); 2807 } 2808 2809 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2810 int flags, List<ResolveInfo> query, int userId) { 2811 if (query != null) { 2812 final int N = query.size(); 2813 if (N == 1) { 2814 return query.get(0); 2815 } else if (N > 1) { 2816 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2817 // If there is more than one activity with the same priority, 2818 // then let the user decide between them. 2819 ResolveInfo r0 = query.get(0); 2820 ResolveInfo r1 = query.get(1); 2821 if (DEBUG_INTENT_MATCHING || debug) { 2822 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2823 + r1.activityInfo.name + "=" + r1.priority); 2824 } 2825 // If the first activity has a higher priority, or a different 2826 // default, then it is always desireable to pick it. 2827 if (r0.priority != r1.priority 2828 || r0.preferredOrder != r1.preferredOrder 2829 || r0.isDefault != r1.isDefault) { 2830 return query.get(0); 2831 } 2832 // If we have saved a preference for a preferred activity for 2833 // this Intent, use that. 2834 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2835 flags, query, r0.priority, true, false, debug, userId); 2836 if (ri != null) { 2837 return ri; 2838 } 2839 if (userId != 0) { 2840 ri = new ResolveInfo(mResolveInfo); 2841 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2842 ri.activityInfo.applicationInfo = new ApplicationInfo( 2843 ri.activityInfo.applicationInfo); 2844 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2845 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2846 return ri; 2847 } 2848 return mResolveInfo; 2849 } 2850 } 2851 return null; 2852 } 2853 2854 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2855 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2856 final int N = query.size(); 2857 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2858 .get(userId); 2859 // Get the list of persistent preferred activities that handle the intent 2860 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2861 List<PersistentPreferredActivity> pprefs = ppir != null 2862 ? ppir.queryIntent(intent, resolvedType, 2863 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2864 : null; 2865 if (pprefs != null && pprefs.size() > 0) { 2866 final int M = pprefs.size(); 2867 for (int i=0; i<M; i++) { 2868 final PersistentPreferredActivity ppa = pprefs.get(i); 2869 if (DEBUG_PREFERRED || debug) { 2870 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2871 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2872 + "\n component=" + ppa.mComponent); 2873 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2874 } 2875 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2876 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2877 if (DEBUG_PREFERRED || debug) { 2878 Slog.v(TAG, "Found persistent preferred activity:"); 2879 if (ai != null) { 2880 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2881 } else { 2882 Slog.v(TAG, " null"); 2883 } 2884 } 2885 if (ai == null) { 2886 // This previously registered persistent preferred activity 2887 // component is no longer known. Ignore it and do NOT remove it. 2888 continue; 2889 } 2890 for (int j=0; j<N; j++) { 2891 final ResolveInfo ri = query.get(j); 2892 if (!ri.activityInfo.applicationInfo.packageName 2893 .equals(ai.applicationInfo.packageName)) { 2894 continue; 2895 } 2896 if (!ri.activityInfo.name.equals(ai.name)) { 2897 continue; 2898 } 2899 // Found a persistent preference that can handle the intent. 2900 if (DEBUG_PREFERRED || debug) { 2901 Slog.v(TAG, "Returning persistent preferred activity: " + 2902 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 2903 } 2904 return ri; 2905 } 2906 } 2907 } 2908 return null; 2909 } 2910 2911 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 2912 List<ResolveInfo> query, int priority, boolean always, 2913 boolean removeMatches, boolean debug, int userId) { 2914 if (!sUserManager.exists(userId)) return null; 2915 // writer 2916 synchronized (mPackages) { 2917 if (intent.getSelector() != null) { 2918 intent = intent.getSelector(); 2919 } 2920 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2921 2922 // Try to find a matching persistent preferred activity. 2923 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 2924 debug, userId); 2925 2926 // If a persistent preferred activity matched, use it. 2927 if (pri != null) { 2928 return pri; 2929 } 2930 2931 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2932 // Get the list of preferred activities that handle the intent 2933 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 2934 List<PreferredActivity> prefs = pir != null 2935 ? pir.queryIntent(intent, resolvedType, 2936 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2937 : null; 2938 if (prefs != null && prefs.size() > 0) { 2939 // First figure out how good the original match set is. 2940 // We will only allow preferred activities that came 2941 // from the same match quality. 2942 int match = 0; 2943 2944 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 2945 2946 final int N = query.size(); 2947 for (int j=0; j<N; j++) { 2948 final ResolveInfo ri = query.get(j); 2949 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 2950 + ": 0x" + Integer.toHexString(match)); 2951 if (ri.match > match) { 2952 match = ri.match; 2953 } 2954 } 2955 2956 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 2957 + Integer.toHexString(match)); 2958 2959 match &= IntentFilter.MATCH_CATEGORY_MASK; 2960 final int M = prefs.size(); 2961 for (int i=0; i<M; i++) { 2962 final PreferredActivity pa = prefs.get(i); 2963 if (DEBUG_PREFERRED || debug) { 2964 Slog.v(TAG, "Checking PreferredActivity ds=" 2965 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 2966 + "\n component=" + pa.mPref.mComponent); 2967 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2968 } 2969 if (pa.mPref.mMatch != match) { 2970 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 2971 + Integer.toHexString(pa.mPref.mMatch)); 2972 continue; 2973 } 2974 // If it's not an "always" type preferred activity and that's what we're 2975 // looking for, skip it. 2976 if (always && !pa.mPref.mAlways) { 2977 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 2978 continue; 2979 } 2980 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 2981 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2982 if (DEBUG_PREFERRED || debug) { 2983 Slog.v(TAG, "Found preferred activity:"); 2984 if (ai != null) { 2985 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2986 } else { 2987 Slog.v(TAG, " null"); 2988 } 2989 } 2990 if (ai == null) { 2991 // This previously registered preferred activity 2992 // component is no longer known. Most likely an update 2993 // to the app was installed and in the new version this 2994 // component no longer exists. Clean it up by removing 2995 // it from the preferred activities list, and skip it. 2996 Slog.w(TAG, "Removing dangling preferred activity: " 2997 + pa.mPref.mComponent); 2998 pir.removeFilter(pa); 2999 continue; 3000 } 3001 for (int j=0; j<N; j++) { 3002 final ResolveInfo ri = query.get(j); 3003 if (!ri.activityInfo.applicationInfo.packageName 3004 .equals(ai.applicationInfo.packageName)) { 3005 continue; 3006 } 3007 if (!ri.activityInfo.name.equals(ai.name)) { 3008 continue; 3009 } 3010 3011 if (removeMatches) { 3012 pir.removeFilter(pa); 3013 if (DEBUG_PREFERRED) { 3014 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3015 } 3016 break; 3017 } 3018 3019 // Okay we found a previously set preferred or last chosen app. 3020 // If the result set is different from when this 3021 // was created, we need to clear it and re-ask the 3022 // user their preference, if we're looking for an "always" type entry. 3023 if (always && !pa.mPref.sameSet(query, priority)) { 3024 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3025 + intent + " type " + resolvedType); 3026 if (DEBUG_PREFERRED) { 3027 Slog.v(TAG, "Removing preferred activity since set changed " 3028 + pa.mPref.mComponent); 3029 } 3030 pir.removeFilter(pa); 3031 // Re-add the filter as a "last chosen" entry (!always) 3032 PreferredActivity lastChosen = new PreferredActivity( 3033 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3034 pir.addFilter(lastChosen); 3035 mSettings.writePackageRestrictionsLPr(userId); 3036 return null; 3037 } 3038 3039 // Yay! Either the set matched or we're looking for the last chosen 3040 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3041 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3042 mSettings.writePackageRestrictionsLPr(userId); 3043 return ri; 3044 } 3045 } 3046 } 3047 mSettings.writePackageRestrictionsLPr(userId); 3048 } 3049 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3050 return null; 3051 } 3052 3053 @Override 3054 public List<ResolveInfo> queryIntentActivities(Intent intent, 3055 String resolvedType, int flags, int userId) { 3056 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3057 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3058 ComponentName comp = intent.getComponent(); 3059 if (comp == null) { 3060 if (intent.getSelector() != null) { 3061 intent = intent.getSelector(); 3062 comp = intent.getComponent(); 3063 } 3064 } 3065 3066 if (comp != null) { 3067 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3068 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3069 if (ai != null) { 3070 final ResolveInfo ri = new ResolveInfo(); 3071 ri.activityInfo = ai; 3072 list.add(ri); 3073 } 3074 return list; 3075 } 3076 3077 // reader 3078 synchronized (mPackages) { 3079 final String pkgName = intent.getPackage(); 3080 if (pkgName == null) { 3081 return mActivities.queryIntent(intent, resolvedType, flags, userId); 3082 } 3083 final PackageParser.Package pkg = mPackages.get(pkgName); 3084 if (pkg != null) { 3085 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3086 pkg.activities, userId); 3087 } 3088 return new ArrayList<ResolveInfo>(); 3089 } 3090 } 3091 3092 @Override 3093 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3094 Intent[] specifics, String[] specificTypes, Intent intent, 3095 String resolvedType, int flags, int userId) { 3096 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3097 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3098 "query intent activity options"); 3099 final String resultsAction = intent.getAction(); 3100 3101 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3102 | PackageManager.GET_RESOLVED_FILTER, userId); 3103 3104 if (DEBUG_INTENT_MATCHING) { 3105 Log.v(TAG, "Query " + intent + ": " + results); 3106 } 3107 3108 int specificsPos = 0; 3109 int N; 3110 3111 // todo: note that the algorithm used here is O(N^2). This 3112 // isn't a problem in our current environment, but if we start running 3113 // into situations where we have more than 5 or 10 matches then this 3114 // should probably be changed to something smarter... 3115 3116 // First we go through and resolve each of the specific items 3117 // that were supplied, taking care of removing any corresponding 3118 // duplicate items in the generic resolve list. 3119 if (specifics != null) { 3120 for (int i=0; i<specifics.length; i++) { 3121 final Intent sintent = specifics[i]; 3122 if (sintent == null) { 3123 continue; 3124 } 3125 3126 if (DEBUG_INTENT_MATCHING) { 3127 Log.v(TAG, "Specific #" + i + ": " + sintent); 3128 } 3129 3130 String action = sintent.getAction(); 3131 if (resultsAction != null && resultsAction.equals(action)) { 3132 // If this action was explicitly requested, then don't 3133 // remove things that have it. 3134 action = null; 3135 } 3136 3137 ResolveInfo ri = null; 3138 ActivityInfo ai = null; 3139 3140 ComponentName comp = sintent.getComponent(); 3141 if (comp == null) { 3142 ri = resolveIntent( 3143 sintent, 3144 specificTypes != null ? specificTypes[i] : null, 3145 flags, userId); 3146 if (ri == null) { 3147 continue; 3148 } 3149 if (ri == mResolveInfo) { 3150 // ACK! Must do something better with this. 3151 } 3152 ai = ri.activityInfo; 3153 comp = new ComponentName(ai.applicationInfo.packageName, 3154 ai.name); 3155 } else { 3156 ai = getActivityInfo(comp, flags, userId); 3157 if (ai == null) { 3158 continue; 3159 } 3160 } 3161 3162 // Look for any generic query activities that are duplicates 3163 // of this specific one, and remove them from the results. 3164 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3165 N = results.size(); 3166 int j; 3167 for (j=specificsPos; j<N; j++) { 3168 ResolveInfo sri = results.get(j); 3169 if ((sri.activityInfo.name.equals(comp.getClassName()) 3170 && sri.activityInfo.applicationInfo.packageName.equals( 3171 comp.getPackageName())) 3172 || (action != null && sri.filter.matchAction(action))) { 3173 results.remove(j); 3174 if (DEBUG_INTENT_MATCHING) Log.v( 3175 TAG, "Removing duplicate item from " + j 3176 + " due to specific " + specificsPos); 3177 if (ri == null) { 3178 ri = sri; 3179 } 3180 j--; 3181 N--; 3182 } 3183 } 3184 3185 // Add this specific item to its proper place. 3186 if (ri == null) { 3187 ri = new ResolveInfo(); 3188 ri.activityInfo = ai; 3189 } 3190 results.add(specificsPos, ri); 3191 ri.specificIndex = i; 3192 specificsPos++; 3193 } 3194 } 3195 3196 // Now we go through the remaining generic results and remove any 3197 // duplicate actions that are found here. 3198 N = results.size(); 3199 for (int i=specificsPos; i<N-1; i++) { 3200 final ResolveInfo rii = results.get(i); 3201 if (rii.filter == null) { 3202 continue; 3203 } 3204 3205 // Iterate over all of the actions of this result's intent 3206 // filter... typically this should be just one. 3207 final Iterator<String> it = rii.filter.actionsIterator(); 3208 if (it == null) { 3209 continue; 3210 } 3211 while (it.hasNext()) { 3212 final String action = it.next(); 3213 if (resultsAction != null && resultsAction.equals(action)) { 3214 // If this action was explicitly requested, then don't 3215 // remove things that have it. 3216 continue; 3217 } 3218 for (int j=i+1; j<N; j++) { 3219 final ResolveInfo rij = results.get(j); 3220 if (rij.filter != null && rij.filter.hasAction(action)) { 3221 results.remove(j); 3222 if (DEBUG_INTENT_MATCHING) Log.v( 3223 TAG, "Removing duplicate item from " + j 3224 + " due to action " + action + " at " + i); 3225 j--; 3226 N--; 3227 } 3228 } 3229 } 3230 3231 // If the caller didn't request filter information, drop it now 3232 // so we don't have to marshall/unmarshall it. 3233 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3234 rii.filter = null; 3235 } 3236 } 3237 3238 // Filter out the caller activity if so requested. 3239 if (caller != null) { 3240 N = results.size(); 3241 for (int i=0; i<N; i++) { 3242 ActivityInfo ainfo = results.get(i).activityInfo; 3243 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3244 && caller.getClassName().equals(ainfo.name)) { 3245 results.remove(i); 3246 break; 3247 } 3248 } 3249 } 3250 3251 // If the caller didn't request filter information, 3252 // drop them now so we don't have to 3253 // marshall/unmarshall it. 3254 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3255 N = results.size(); 3256 for (int i=0; i<N; i++) { 3257 results.get(i).filter = null; 3258 } 3259 } 3260 3261 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3262 return results; 3263 } 3264 3265 @Override 3266 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3267 int userId) { 3268 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3269 ComponentName comp = intent.getComponent(); 3270 if (comp == null) { 3271 if (intent.getSelector() != null) { 3272 intent = intent.getSelector(); 3273 comp = intent.getComponent(); 3274 } 3275 } 3276 if (comp != null) { 3277 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3278 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3279 if (ai != null) { 3280 ResolveInfo ri = new ResolveInfo(); 3281 ri.activityInfo = ai; 3282 list.add(ri); 3283 } 3284 return list; 3285 } 3286 3287 // reader 3288 synchronized (mPackages) { 3289 String pkgName = intent.getPackage(); 3290 if (pkgName == null) { 3291 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3292 } 3293 final PackageParser.Package pkg = mPackages.get(pkgName); 3294 if (pkg != null) { 3295 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3296 userId); 3297 } 3298 return null; 3299 } 3300 } 3301 3302 @Override 3303 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3304 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3305 if (!sUserManager.exists(userId)) return null; 3306 if (query != null) { 3307 if (query.size() >= 1) { 3308 // If there is more than one service with the same priority, 3309 // just arbitrarily pick the first one. 3310 return query.get(0); 3311 } 3312 } 3313 return null; 3314 } 3315 3316 @Override 3317 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3318 int userId) { 3319 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3320 ComponentName comp = intent.getComponent(); 3321 if (comp == null) { 3322 if (intent.getSelector() != null) { 3323 intent = intent.getSelector(); 3324 comp = intent.getComponent(); 3325 } 3326 } 3327 if (comp != null) { 3328 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3329 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3330 if (si != null) { 3331 final ResolveInfo ri = new ResolveInfo(); 3332 ri.serviceInfo = si; 3333 list.add(ri); 3334 } 3335 return list; 3336 } 3337 3338 // reader 3339 synchronized (mPackages) { 3340 String pkgName = intent.getPackage(); 3341 if (pkgName == null) { 3342 return mServices.queryIntent(intent, resolvedType, flags, userId); 3343 } 3344 final PackageParser.Package pkg = mPackages.get(pkgName); 3345 if (pkg != null) { 3346 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3347 userId); 3348 } 3349 return null; 3350 } 3351 } 3352 3353 @Override 3354 public List<ResolveInfo> queryIntentContentProviders( 3355 Intent intent, String resolvedType, int flags, int userId) { 3356 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3357 ComponentName comp = intent.getComponent(); 3358 if (comp == null) { 3359 if (intent.getSelector() != null) { 3360 intent = intent.getSelector(); 3361 comp = intent.getComponent(); 3362 } 3363 } 3364 if (comp != null) { 3365 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3366 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3367 if (pi != null) { 3368 final ResolveInfo ri = new ResolveInfo(); 3369 ri.providerInfo = pi; 3370 list.add(ri); 3371 } 3372 return list; 3373 } 3374 3375 // reader 3376 synchronized (mPackages) { 3377 String pkgName = intent.getPackage(); 3378 if (pkgName == null) { 3379 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3380 } 3381 final PackageParser.Package pkg = mPackages.get(pkgName); 3382 if (pkg != null) { 3383 return mProviders.queryIntentForPackage( 3384 intent, resolvedType, flags, pkg.providers, userId); 3385 } 3386 return null; 3387 } 3388 } 3389 3390 @Override 3391 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3392 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3393 3394 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3395 3396 // writer 3397 synchronized (mPackages) { 3398 ArrayList<PackageInfo> list; 3399 if (listUninstalled) { 3400 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3401 for (PackageSetting ps : mSettings.mPackages.values()) { 3402 PackageInfo pi; 3403 if (ps.pkg != null) { 3404 pi = generatePackageInfo(ps.pkg, flags, userId); 3405 } else { 3406 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3407 } 3408 if (pi != null) { 3409 list.add(pi); 3410 } 3411 } 3412 } else { 3413 list = new ArrayList<PackageInfo>(mPackages.size()); 3414 for (PackageParser.Package p : mPackages.values()) { 3415 PackageInfo pi = generatePackageInfo(p, flags, userId); 3416 if (pi != null) { 3417 list.add(pi); 3418 } 3419 } 3420 } 3421 3422 return new ParceledListSlice<PackageInfo>(list); 3423 } 3424 } 3425 3426 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3427 String[] permissions, boolean[] tmp, int flags, int userId) { 3428 int numMatch = 0; 3429 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3430 for (int i=0; i<permissions.length; i++) { 3431 if (gp.grantedPermissions.contains(permissions[i])) { 3432 tmp[i] = true; 3433 numMatch++; 3434 } else { 3435 tmp[i] = false; 3436 } 3437 } 3438 if (numMatch == 0) { 3439 return; 3440 } 3441 PackageInfo pi; 3442 if (ps.pkg != null) { 3443 pi = generatePackageInfo(ps.pkg, flags, userId); 3444 } else { 3445 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3446 } 3447 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3448 if (numMatch == permissions.length) { 3449 pi.requestedPermissions = permissions; 3450 } else { 3451 pi.requestedPermissions = new String[numMatch]; 3452 numMatch = 0; 3453 for (int i=0; i<permissions.length; i++) { 3454 if (tmp[i]) { 3455 pi.requestedPermissions[numMatch] = permissions[i]; 3456 numMatch++; 3457 } 3458 } 3459 } 3460 } 3461 list.add(pi); 3462 } 3463 3464 @Override 3465 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3466 String[] permissions, int flags, int userId) { 3467 if (!sUserManager.exists(userId)) return null; 3468 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3469 3470 // writer 3471 synchronized (mPackages) { 3472 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3473 boolean[] tmpBools = new boolean[permissions.length]; 3474 if (listUninstalled) { 3475 for (PackageSetting ps : mSettings.mPackages.values()) { 3476 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3477 } 3478 } else { 3479 for (PackageParser.Package pkg : mPackages.values()) { 3480 PackageSetting ps = (PackageSetting)pkg.mExtras; 3481 if (ps != null) { 3482 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3483 userId); 3484 } 3485 } 3486 } 3487 3488 return new ParceledListSlice<PackageInfo>(list); 3489 } 3490 } 3491 3492 @Override 3493 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3494 if (!sUserManager.exists(userId)) return null; 3495 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3496 3497 // writer 3498 synchronized (mPackages) { 3499 ArrayList<ApplicationInfo> list; 3500 if (listUninstalled) { 3501 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3502 for (PackageSetting ps : mSettings.mPackages.values()) { 3503 ApplicationInfo ai; 3504 if (ps.pkg != null) { 3505 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3506 ps.readUserState(userId), userId); 3507 } else { 3508 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3509 } 3510 if (ai != null) { 3511 list.add(ai); 3512 } 3513 } 3514 } else { 3515 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3516 for (PackageParser.Package p : mPackages.values()) { 3517 if (p.mExtras != null) { 3518 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3519 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3520 if (ai != null) { 3521 list.add(ai); 3522 } 3523 } 3524 } 3525 } 3526 3527 return new ParceledListSlice<ApplicationInfo>(list); 3528 } 3529 } 3530 3531 public List<ApplicationInfo> getPersistentApplications(int flags) { 3532 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3533 3534 // reader 3535 synchronized (mPackages) { 3536 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3537 final int userId = UserHandle.getCallingUserId(); 3538 while (i.hasNext()) { 3539 final PackageParser.Package p = i.next(); 3540 if (p.applicationInfo != null 3541 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3542 && (!mSafeMode || isSystemApp(p))) { 3543 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3544 if (ps != null) { 3545 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3546 ps.readUserState(userId), userId); 3547 if (ai != null) { 3548 finalList.add(ai); 3549 } 3550 } 3551 } 3552 } 3553 } 3554 3555 return finalList; 3556 } 3557 3558 @Override 3559 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3560 if (!sUserManager.exists(userId)) return null; 3561 // reader 3562 synchronized (mPackages) { 3563 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3564 PackageSetting ps = provider != null 3565 ? mSettings.mPackages.get(provider.owner.packageName) 3566 : null; 3567 return ps != null 3568 && mSettings.isEnabledLPr(provider.info, flags, userId) 3569 && (!mSafeMode || (provider.info.applicationInfo.flags 3570 &ApplicationInfo.FLAG_SYSTEM) != 0) 3571 ? PackageParser.generateProviderInfo(provider, flags, 3572 ps.readUserState(userId), userId) 3573 : null; 3574 } 3575 } 3576 3577 /** 3578 * @deprecated 3579 */ 3580 @Deprecated 3581 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3582 // reader 3583 synchronized (mPackages) { 3584 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3585 .entrySet().iterator(); 3586 final int userId = UserHandle.getCallingUserId(); 3587 while (i.hasNext()) { 3588 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3589 PackageParser.Provider p = entry.getValue(); 3590 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3591 3592 if (ps != null && p.syncable 3593 && (!mSafeMode || (p.info.applicationInfo.flags 3594 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3595 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3596 ps.readUserState(userId), userId); 3597 if (info != null) { 3598 outNames.add(entry.getKey()); 3599 outInfo.add(info); 3600 } 3601 } 3602 } 3603 } 3604 } 3605 3606 public List<ProviderInfo> queryContentProviders(String processName, 3607 int uid, int flags) { 3608 ArrayList<ProviderInfo> finalList = null; 3609 // reader 3610 synchronized (mPackages) { 3611 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3612 final int userId = processName != null ? 3613 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3614 while (i.hasNext()) { 3615 final PackageParser.Provider p = i.next(); 3616 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3617 if (ps != null && p.info.authority != null 3618 && (processName == null 3619 || (p.info.processName.equals(processName) 3620 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3621 && mSettings.isEnabledLPr(p.info, flags, userId) 3622 && (!mSafeMode 3623 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3624 if (finalList == null) { 3625 finalList = new ArrayList<ProviderInfo>(3); 3626 } 3627 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3628 ps.readUserState(userId), userId); 3629 if (info != null) { 3630 finalList.add(info); 3631 } 3632 } 3633 } 3634 } 3635 3636 if (finalList != null) { 3637 Collections.sort(finalList, mProviderInitOrderSorter); 3638 } 3639 3640 return finalList; 3641 } 3642 3643 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3644 int flags) { 3645 // reader 3646 synchronized (mPackages) { 3647 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3648 return PackageParser.generateInstrumentationInfo(i, flags); 3649 } 3650 } 3651 3652 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3653 int flags) { 3654 ArrayList<InstrumentationInfo> finalList = 3655 new ArrayList<InstrumentationInfo>(); 3656 3657 // reader 3658 synchronized (mPackages) { 3659 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3660 while (i.hasNext()) { 3661 final PackageParser.Instrumentation p = i.next(); 3662 if (targetPackage == null 3663 || targetPackage.equals(p.info.targetPackage)) { 3664 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3665 flags); 3666 if (ii != null) { 3667 finalList.add(ii); 3668 } 3669 } 3670 } 3671 } 3672 3673 return finalList; 3674 } 3675 3676 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3677 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3678 if (overlays == null) { 3679 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3680 return; 3681 } 3682 for (PackageParser.Package opkg : overlays.values()) { 3683 // Not much to do if idmap fails: we already logged the error 3684 // and we certainly don't want to abort installation of pkg simply 3685 // because an overlay didn't fit properly. For these reasons, 3686 // ignore the return value of createIdmapForPackagePairLI. 3687 createIdmapForPackagePairLI(pkg, opkg); 3688 } 3689 } 3690 3691 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3692 PackageParser.Package opkg) { 3693 if (!opkg.mTrustedOverlay) { 3694 Slog.w(TAG, "Skipping target and overlay pair " + pkg.mScanPath + " and " + 3695 opkg.mScanPath + ": overlay not trusted"); 3696 return false; 3697 } 3698 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3699 if (overlaySet == null) { 3700 Slog.e(TAG, "was about to create idmap for " + pkg.mScanPath + " and " + 3701 opkg.mScanPath + " but target package has no known overlays"); 3702 return false; 3703 } 3704 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3705 if (mInstaller.idmap(pkg.mScanPath, opkg.mScanPath, sharedGid) != 0) { 3706 Slog.e(TAG, "Failed to generate idmap for " + pkg.mScanPath + " and " + opkg.mScanPath); 3707 return false; 3708 } 3709 PackageParser.Package[] overlayArray = 3710 overlaySet.values().toArray(new PackageParser.Package[0]); 3711 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3712 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3713 return p1.mOverlayPriority - p2.mOverlayPriority; 3714 } 3715 }; 3716 Arrays.sort(overlayArray, cmp); 3717 3718 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3719 int i = 0; 3720 for (PackageParser.Package p : overlayArray) { 3721 pkg.applicationInfo.resourceDirs[i++] = p.applicationInfo.sourceDir; 3722 } 3723 return true; 3724 } 3725 3726 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3727 String[] files = dir.list(); 3728 if (files == null) { 3729 Log.d(TAG, "No files in app dir " + dir); 3730 return; 3731 } 3732 3733 if (DEBUG_PACKAGE_SCANNING) { 3734 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 3735 + " flags=0x" + Integer.toHexString(flags)); 3736 } 3737 3738 int i; 3739 for (i=0; i<files.length; i++) { 3740 File file = new File(dir, files[i]); 3741 if (!isPackageFilename(files[i])) { 3742 // Ignore entries which are not apk's 3743 continue; 3744 } 3745 PackageParser.Package pkg = scanPackageLI(file, 3746 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3747 // Don't mess around with apps in system partition. 3748 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3749 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3750 // Delete the apk 3751 Slog.w(TAG, "Cleaning up failed install of " + file); 3752 file.delete(); 3753 } 3754 } 3755 } 3756 3757 private static File getSettingsProblemFile() { 3758 File dataDir = Environment.getDataDirectory(); 3759 File systemDir = new File(dataDir, "system"); 3760 File fname = new File(systemDir, "uiderrors.txt"); 3761 return fname; 3762 } 3763 3764 static void reportSettingsProblem(int priority, String msg) { 3765 try { 3766 File fname = getSettingsProblemFile(); 3767 FileOutputStream out = new FileOutputStream(fname, true); 3768 PrintWriter pw = new FastPrintWriter(out); 3769 SimpleDateFormat formatter = new SimpleDateFormat(); 3770 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3771 pw.println(dateString + ": " + msg); 3772 pw.close(); 3773 FileUtils.setPermissions( 3774 fname.toString(), 3775 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3776 -1, -1); 3777 } catch (java.io.IOException e) { 3778 } 3779 Slog.println(priority, TAG, msg); 3780 } 3781 3782 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3783 PackageParser.Package pkg, File srcFile, int parseFlags) { 3784 if (GET_CERTIFICATES) { 3785 if (ps != null 3786 && ps.codePath.equals(srcFile) 3787 && ps.timeStamp == srcFile.lastModified()) { 3788 if (ps.signatures.mSignatures != null 3789 && ps.signatures.mSignatures.length != 0) { 3790 // Optimization: reuse the existing cached certificates 3791 // if the package appears to be unchanged. 3792 pkg.mSignatures = ps.signatures.mSignatures; 3793 return true; 3794 } 3795 3796 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3797 } else { 3798 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3799 } 3800 3801 if (!pp.collectCertificates(pkg, parseFlags)) { 3802 mLastScanError = pp.getParseError(); 3803 return false; 3804 } 3805 } 3806 return true; 3807 } 3808 3809 /* 3810 * Scan a package and return the newly parsed package. 3811 * Returns null in case of errors and the error code is stored in mLastScanError 3812 */ 3813 private PackageParser.Package scanPackageLI(File scanFile, 3814 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3815 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3816 String scanPath = scanFile.getPath(); 3817 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 3818 parseFlags |= mDefParseFlags; 3819 PackageParser pp = new PackageParser(scanPath); 3820 pp.setSeparateProcesses(mSeparateProcesses); 3821 pp.setOnlyCoreApps(mOnlyCore); 3822 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3823 scanPath, mMetrics, parseFlags, (scanMode & SCAN_TRUSTED_OVERLAY) != 0); 3824 3825 if (pkg == null) { 3826 mLastScanError = pp.getParseError(); 3827 return null; 3828 } 3829 3830 PackageSetting ps = null; 3831 PackageSetting updatedPkg; 3832 // reader 3833 synchronized (mPackages) { 3834 // Look to see if we already know about this package. 3835 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3836 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3837 // This package has been renamed to its original name. Let's 3838 // use that. 3839 ps = mSettings.peekPackageLPr(oldName); 3840 } 3841 // If there was no original package, see one for the real package name. 3842 if (ps == null) { 3843 ps = mSettings.peekPackageLPr(pkg.packageName); 3844 } 3845 // Check to see if this package could be hiding/updating a system 3846 // package. Must look for it either under the original or real 3847 // package name depending on our state. 3848 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3849 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 3850 } 3851 boolean updatedPkgBetter = false; 3852 // First check if this is a system package that may involve an update 3853 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3854 if (ps != null && !ps.codePath.equals(scanFile)) { 3855 // The path has changed from what was last scanned... check the 3856 // version of the new path against what we have stored to determine 3857 // what to do. 3858 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 3859 if (pkg.mVersionCode < ps.versionCode) { 3860 // The system package has been updated and the code path does not match 3861 // Ignore entry. Skip it. 3862 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3863 + " ignored: updated version " + ps.versionCode 3864 + " better than this " + pkg.mVersionCode); 3865 if (!updatedPkg.codePath.equals(scanFile)) { 3866 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 3867 + ps.name + " changing from " + updatedPkg.codePathString 3868 + " to " + scanFile); 3869 updatedPkg.codePath = scanFile; 3870 updatedPkg.codePathString = scanFile.toString(); 3871 // This is the point at which we know that the system-disk APK 3872 // for this package has moved during a reboot (e.g. due to an OTA), 3873 // so we need to reevaluate it for privilege policy. 3874 if (locationIsPrivileged(scanFile)) { 3875 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 3876 } 3877 } 3878 updatedPkg.pkg = pkg; 3879 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3880 return null; 3881 } else { 3882 // The current app on the system partion is better than 3883 // what we have updated to on the data partition; switch 3884 // back to the system partition version. 3885 // At this point, its safely assumed that package installation for 3886 // apps in system partition will go through. If not there won't be a working 3887 // version of the app 3888 // writer 3889 synchronized (mPackages) { 3890 // Just remove the loaded entries from package lists. 3891 mPackages.remove(ps.name); 3892 } 3893 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3894 + "reverting from " + ps.codePathString 3895 + ": new version " + pkg.mVersionCode 3896 + " better than installed " + ps.versionCode); 3897 3898 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3899 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3900 synchronized (mInstallLock) { 3901 args.cleanUpResourcesLI(); 3902 } 3903 synchronized (mPackages) { 3904 mSettings.enableSystemPackageLPw(ps.name); 3905 } 3906 updatedPkgBetter = true; 3907 } 3908 } 3909 } 3910 3911 if (updatedPkg != null) { 3912 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3913 // initially 3914 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3915 3916 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 3917 // flag set initially 3918 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 3919 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 3920 } 3921 } 3922 // Verify certificates against what was last scanned 3923 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3924 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3925 return null; 3926 } 3927 3928 /* 3929 * A new system app appeared, but we already had a non-system one of the 3930 * same name installed earlier. 3931 */ 3932 boolean shouldHideSystemApp = false; 3933 if (updatedPkg == null && ps != null 3934 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3935 /* 3936 * Check to make sure the signatures match first. If they don't, 3937 * wipe the installed application and its data. 3938 */ 3939 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3940 != PackageManager.SIGNATURE_MATCH) { 3941 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 3942 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 3943 ps = null; 3944 } else { 3945 /* 3946 * If the newly-added system app is an older version than the 3947 * already installed version, hide it. It will be scanned later 3948 * and re-added like an update. 3949 */ 3950 if (pkg.mVersionCode < ps.versionCode) { 3951 shouldHideSystemApp = true; 3952 } else { 3953 /* 3954 * The newly found system app is a newer version that the 3955 * one previously installed. Simply remove the 3956 * already-installed application and replace it with our own 3957 * while keeping the application data. 3958 */ 3959 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3960 + ps.codePathString + ": new version " + pkg.mVersionCode 3961 + " better than installed " + ps.versionCode); 3962 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3963 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3964 synchronized (mInstallLock) { 3965 args.cleanUpResourcesLI(); 3966 } 3967 } 3968 } 3969 } 3970 3971 // The apk is forward locked (not public) if its code and resources 3972 // are kept in different files. (except for app in either system or 3973 // vendor path). 3974 // TODO grab this value from PackageSettings 3975 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3976 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3977 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3978 } 3979 } 3980 3981 String codePath = null; 3982 String resPath = null; 3983 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 3984 if (ps != null && ps.resourcePathString != null) { 3985 resPath = ps.resourcePathString; 3986 } else { 3987 // Should not happen at all. Just log an error. 3988 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3989 } 3990 } else { 3991 resPath = pkg.mScanPath; 3992 } 3993 3994 codePath = pkg.mScanPath; 3995 // Set application objects path explicitly. 3996 setApplicationInfoPaths(pkg, codePath, resPath); 3997 // Note that we invoke the following method only if we are about to unpack an application 3998 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3999 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4000 4001 /* 4002 * If the system app should be overridden by a previously installed 4003 * data, hide the system app now and let the /data/app scan pick it up 4004 * again. 4005 */ 4006 if (shouldHideSystemApp) { 4007 synchronized (mPackages) { 4008 /* 4009 * We have to grant systems permissions before we hide, because 4010 * grantPermissions will assume the package update is trying to 4011 * expand its permissions. 4012 */ 4013 grantPermissionsLPw(pkg, true); 4014 mSettings.disableSystemPackageLPw(pkg.packageName); 4015 } 4016 } 4017 4018 return scannedPkg; 4019 } 4020 4021 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 4022 String destResPath) { 4023 pkg.mPath = pkg.mScanPath = destCodePath; 4024 pkg.applicationInfo.sourceDir = destCodePath; 4025 pkg.applicationInfo.publicSourceDir = destResPath; 4026 } 4027 4028 private static String fixProcessName(String defProcessName, 4029 String processName, int uid) { 4030 if (processName == null) { 4031 return defProcessName; 4032 } 4033 return processName; 4034 } 4035 4036 private boolean verifySignaturesLP(PackageSetting pkgSetting, 4037 PackageParser.Package pkg) { 4038 if (pkgSetting.signatures.mSignatures != null) { 4039 // Already existing package. Make sure signatures match 4040 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 4041 PackageManager.SIGNATURE_MATCH) { 4042 Slog.e(TAG, "Package " + pkg.packageName 4043 + " signatures do not match the previously installed version; ignoring!"); 4044 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4045 return false; 4046 } 4047 } 4048 // Check for shared user signatures 4049 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4050 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4051 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4052 Slog.e(TAG, "Package " + pkg.packageName 4053 + " has no signatures that match those in shared user " 4054 + pkgSetting.sharedUser.name + "; ignoring!"); 4055 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4056 return false; 4057 } 4058 } 4059 return true; 4060 } 4061 4062 /** 4063 * Enforces that only the system UID or root's UID can call a method exposed 4064 * via Binder. 4065 * 4066 * @param message used as message if SecurityException is thrown 4067 * @throws SecurityException if the caller is not system or root 4068 */ 4069 private static final void enforceSystemOrRoot(String message) { 4070 final int uid = Binder.getCallingUid(); 4071 if (uid != Process.SYSTEM_UID && uid != 0) { 4072 throw new SecurityException(message); 4073 } 4074 } 4075 4076 public void performBootDexOpt() { 4077 HashSet<PackageParser.Package> pkgs = null; 4078 synchronized (mPackages) { 4079 pkgs = mDeferredDexOpt; 4080 mDeferredDexOpt = null; 4081 } 4082 if (pkgs != null) { 4083 int i = 0; 4084 for (PackageParser.Package pkg : pkgs) { 4085 if (!isFirstBoot()) { 4086 i++; 4087 try { 4088 ActivityManagerNative.getDefault().showBootMessage( 4089 mContext.getResources().getString( 4090 com.android.internal.R.string.android_upgrading_apk, 4091 i, pkgs.size()), true); 4092 } catch (RemoteException e) { 4093 } 4094 } 4095 PackageParser.Package p = pkg; 4096 synchronized (mInstallLock) { 4097 if (!p.mDidDexOpt) { 4098 performDexOptLI(p, false, false, true); 4099 } 4100 } 4101 } 4102 } 4103 } 4104 4105 public boolean performDexOpt(String packageName) { 4106 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4107 4108 if (!mNoDexOpt) { 4109 return false; 4110 } 4111 4112 PackageParser.Package p; 4113 synchronized (mPackages) { 4114 p = mPackages.get(packageName); 4115 if (p == null || p.mDidDexOpt) { 4116 return false; 4117 } 4118 } 4119 synchronized (mInstallLock) { 4120 return performDexOptLI(p, false, false, true) == DEX_OPT_PERFORMED; 4121 } 4122 } 4123 4124 private void performDexOptLibsLI(ArrayList<String> libs, boolean forceDex, boolean defer, 4125 HashSet<String> done) { 4126 for (int i=0; i<libs.size(); i++) { 4127 PackageParser.Package libPkg; 4128 String libName; 4129 synchronized (mPackages) { 4130 libName = libs.get(i); 4131 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4132 if (lib != null && lib.apk != null) { 4133 libPkg = mPackages.get(lib.apk); 4134 } else { 4135 libPkg = null; 4136 } 4137 } 4138 if (libPkg != null && !done.contains(libName)) { 4139 performDexOptLI(libPkg, forceDex, defer, done); 4140 } 4141 } 4142 } 4143 4144 static final int DEX_OPT_SKIPPED = 0; 4145 static final int DEX_OPT_PERFORMED = 1; 4146 static final int DEX_OPT_DEFERRED = 2; 4147 static final int DEX_OPT_FAILED = -1; 4148 4149 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4150 HashSet<String> done) { 4151 boolean performed = false; 4152 if (done != null) { 4153 done.add(pkg.packageName); 4154 if (pkg.usesLibraries != null) { 4155 performDexOptLibsLI(pkg.usesLibraries, forceDex, defer, done); 4156 } 4157 if (pkg.usesOptionalLibraries != null) { 4158 performDexOptLibsLI(pkg.usesOptionalLibraries, forceDex, defer, done); 4159 } 4160 } 4161 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 4162 String path = pkg.mScanPath; 4163 int ret = 0; 4164 try { 4165 if (forceDex || dalvik.system.DexFile.isDexOptNeededInternal(path, pkg.packageName, 4166 defer)) { 4167 if (!forceDex && defer) { 4168 if (mDeferredDexOpt == null) { 4169 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4170 } 4171 mDeferredDexOpt.add(pkg); 4172 return DEX_OPT_DEFERRED; 4173 } else { 4174 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4175 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4176 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4177 pkg.packageName); 4178 pkg.mDidDexOpt = true; 4179 performed = true; 4180 } 4181 } 4182 } catch (FileNotFoundException e) { 4183 Slog.w(TAG, "Apk not found for dexopt: " + path); 4184 ret = -1; 4185 } catch (IOException e) { 4186 Slog.w(TAG, "IOException reading apk: " + path, e); 4187 ret = -1; 4188 } catch (dalvik.system.StaleDexCacheError e) { 4189 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4190 ret = -1; 4191 } catch (Exception e) { 4192 Slog.w(TAG, "Exception when doing dexopt : ", e); 4193 ret = -1; 4194 } 4195 if (ret < 0) { 4196 //error from installer 4197 return DEX_OPT_FAILED; 4198 } 4199 } 4200 4201 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4202 } 4203 4204 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4205 boolean inclDependencies) { 4206 HashSet<String> done; 4207 boolean performed = false; 4208 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4209 done = new HashSet<String>(); 4210 done.add(pkg.packageName); 4211 } else { 4212 done = null; 4213 } 4214 return performDexOptLI(pkg, forceDex, defer, done); 4215 } 4216 4217 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4218 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4219 Slog.w(TAG, "Unable to update from " + oldPkg.name 4220 + " to " + newPkg.packageName 4221 + ": old package not in system partition"); 4222 return false; 4223 } else if (mPackages.get(oldPkg.name) != null) { 4224 Slog.w(TAG, "Unable to update from " + oldPkg.name 4225 + " to " + newPkg.packageName 4226 + ": old package still exists"); 4227 return false; 4228 } 4229 return true; 4230 } 4231 4232 File getDataPathForUser(int userId) { 4233 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4234 } 4235 4236 private File getDataPathForPackage(String packageName, int userId) { 4237 /* 4238 * Until we fully support multiple users, return the directory we 4239 * previously would have. The PackageManagerTests will need to be 4240 * revised when this is changed back.. 4241 */ 4242 if (userId == 0) { 4243 return new File(mAppDataDir, packageName); 4244 } else { 4245 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4246 + File.separator + packageName); 4247 } 4248 } 4249 4250 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4251 int[] users = sUserManager.getUserIds(); 4252 int res = mInstaller.install(packageName, uid, uid, seinfo); 4253 if (res < 0) { 4254 return res; 4255 } 4256 for (int user : users) { 4257 if (user != 0) { 4258 res = mInstaller.createUserData(packageName, 4259 UserHandle.getUid(user, uid), user, seinfo); 4260 if (res < 0) { 4261 return res; 4262 } 4263 } 4264 } 4265 return res; 4266 } 4267 4268 private int removeDataDirsLI(String packageName) { 4269 int[] users = sUserManager.getUserIds(); 4270 int res = 0; 4271 for (int user : users) { 4272 int resInner = mInstaller.remove(packageName, user); 4273 if (resInner < 0) { 4274 res = resInner; 4275 } 4276 } 4277 4278 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4279 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4280 if (!nativeLibraryFile.delete()) { 4281 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4282 } 4283 4284 return res; 4285 } 4286 4287 private int addSharedLibraryLPw(final SharedLibraryEntry file, int num, 4288 PackageParser.Package changingLib) { 4289 if (file.path != null) { 4290 mTmpSharedLibraries[num] = file.path; 4291 return num+1; 4292 } 4293 PackageParser.Package p = mPackages.get(file.apk); 4294 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4295 // If we are doing this while in the middle of updating a library apk, 4296 // then we need to make sure to use that new apk for determining the 4297 // dependencies here. (We haven't yet finished committing the new apk 4298 // to the package manager state.) 4299 if (p == null || p.packageName.equals(changingLib.packageName)) { 4300 p = changingLib; 4301 } 4302 } 4303 if (p != null) { 4304 String path = p.mPath; 4305 for (int i=0; i<num; i++) { 4306 if (mTmpSharedLibraries[i].equals(path)) { 4307 return num; 4308 } 4309 } 4310 mTmpSharedLibraries[num] = p.mPath; 4311 return num+1; 4312 } 4313 return num; 4314 } 4315 4316 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4317 PackageParser.Package changingLib) { 4318 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4319 if (mTmpSharedLibraries == null || 4320 mTmpSharedLibraries.length < mSharedLibraries.size()) { 4321 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 4322 } 4323 int num = 0; 4324 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4325 for (int i=0; i<N; i++) { 4326 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4327 if (file == null) { 4328 Slog.e(TAG, "Package " + pkg.packageName 4329 + " requires unavailable shared library " 4330 + pkg.usesLibraries.get(i) + "; failing!"); 4331 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4332 return false; 4333 } 4334 num = addSharedLibraryLPw(file, num, changingLib); 4335 } 4336 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4337 for (int i=0; i<N; i++) { 4338 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4339 if (file == null) { 4340 Slog.w(TAG, "Package " + pkg.packageName 4341 + " desires unavailable shared library " 4342 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4343 } else { 4344 num = addSharedLibraryLPw(file, num, changingLib); 4345 } 4346 } 4347 if (num > 0) { 4348 pkg.usesLibraryFiles = new String[num]; 4349 System.arraycopy(mTmpSharedLibraries, 0, 4350 pkg.usesLibraryFiles, 0, num); 4351 } else { 4352 pkg.usesLibraryFiles = null; 4353 } 4354 } 4355 return true; 4356 } 4357 4358 private static boolean hasString(List<String> list, List<String> which) { 4359 if (list == null) { 4360 return false; 4361 } 4362 for (int i=list.size()-1; i>=0; i--) { 4363 for (int j=which.size()-1; j>=0; j--) { 4364 if (which.get(j).equals(list.get(i))) { 4365 return true; 4366 } 4367 } 4368 } 4369 return false; 4370 } 4371 4372 private void updateAllSharedLibrariesLPw() { 4373 for (PackageParser.Package pkg : mPackages.values()) { 4374 updateSharedLibrariesLPw(pkg, null); 4375 } 4376 } 4377 4378 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4379 PackageParser.Package changingPkg) { 4380 ArrayList<PackageParser.Package> res = null; 4381 for (PackageParser.Package pkg : mPackages.values()) { 4382 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4383 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4384 if (res == null) { 4385 res = new ArrayList<PackageParser.Package>(); 4386 } 4387 res.add(pkg); 4388 updateSharedLibrariesLPw(pkg, changingPkg); 4389 } 4390 } 4391 return res; 4392 } 4393 4394 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4395 int parseFlags, int scanMode, long currentTime, UserHandle user) { 4396 File scanFile = new File(pkg.mScanPath); 4397 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 4398 pkg.applicationInfo.publicSourceDir == null) { 4399 // Bail out. The resource and code paths haven't been set. 4400 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4401 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4402 return null; 4403 } 4404 4405 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4406 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4407 } 4408 4409 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4410 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4411 } 4412 4413 if (mCustomResolverComponentName != null && 4414 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4415 setUpCustomResolverActivity(pkg); 4416 } 4417 4418 if (pkg.packageName.equals("android")) { 4419 synchronized (mPackages) { 4420 if (mAndroidApplication != null) { 4421 Slog.w(TAG, "*************************************************"); 4422 Slog.w(TAG, "Core android package being redefined. Skipping."); 4423 Slog.w(TAG, " file=" + scanFile); 4424 Slog.w(TAG, "*************************************************"); 4425 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4426 return null; 4427 } 4428 4429 // Set up information for our fall-back user intent resolution activity. 4430 mPlatformPackage = pkg; 4431 pkg.mVersionCode = mSdkVersion; 4432 mAndroidApplication = pkg.applicationInfo; 4433 4434 if (!mResolverReplaced) { 4435 mResolveActivity.applicationInfo = mAndroidApplication; 4436 mResolveActivity.name = ResolverActivity.class.getName(); 4437 mResolveActivity.packageName = mAndroidApplication.packageName; 4438 mResolveActivity.processName = "system:ui"; 4439 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4440 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4441 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 4442 mResolveActivity.exported = true; 4443 mResolveActivity.enabled = true; 4444 mResolveInfo.activityInfo = mResolveActivity; 4445 mResolveInfo.priority = 0; 4446 mResolveInfo.preferredOrder = 0; 4447 mResolveInfo.match = 0; 4448 mResolveComponentName = new ComponentName( 4449 mAndroidApplication.packageName, mResolveActivity.name); 4450 } 4451 } 4452 } 4453 4454 if (DEBUG_PACKAGE_SCANNING) { 4455 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4456 Log.d(TAG, "Scanning package " + pkg.packageName); 4457 } 4458 4459 if (mPackages.containsKey(pkg.packageName) 4460 || mSharedLibraries.containsKey(pkg.packageName)) { 4461 Slog.w(TAG, "Application package " + pkg.packageName 4462 + " already installed. Skipping duplicate."); 4463 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4464 return null; 4465 } 4466 4467 // Initialize package source and resource directories 4468 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4469 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4470 4471 SharedUserSetting suid = null; 4472 PackageSetting pkgSetting = null; 4473 4474 if (!isSystemApp(pkg)) { 4475 // Only system apps can use these features. 4476 pkg.mOriginalPackages = null; 4477 pkg.mRealPackage = null; 4478 pkg.mAdoptPermissions = null; 4479 } 4480 4481 // writer 4482 synchronized (mPackages) { 4483 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4484 // Check all shared libraries and map to their actual file path. 4485 // We only do this here for apps not on a system dir, because those 4486 // are the only ones that can fail an install due to this. We 4487 // will take care of the system apps by updating all of their 4488 // library paths after the scan is done. 4489 if (!updateSharedLibrariesLPw(pkg, null)) { 4490 return null; 4491 } 4492 } 4493 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.flags, user, false); 4569 if (pkgSetting == null) { 4570 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 4571 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4572 return null; 4573 } 4574 4575 if (pkgSetting.origPackage != null) { 4576 // If we are first transitioning from an original package, 4577 // fix up the new package's name now. We need to do this after 4578 // looking up the package under its new name, so getPackageLP 4579 // can take care of fiddling things correctly. 4580 pkg.setPackageName(origPackage.name); 4581 4582 // File a report about this. 4583 String msg = "New package " + pkgSetting.realName 4584 + " renamed to replace old package " + pkgSetting.name; 4585 reportSettingsProblem(Log.WARN, msg); 4586 4587 // Make a note of it. 4588 mTransferedPackages.add(origPackage.name); 4589 4590 // No longer need to retain this. 4591 pkgSetting.origPackage = null; 4592 } 4593 4594 if (realName != null) { 4595 // Make a note of it. 4596 mTransferedPackages.add(pkg.packageName); 4597 } 4598 4599 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 4600 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 4601 } 4602 4603 if (mFoundPolicyFile) { 4604 SELinuxMMAC.assignSeinfoValue(pkg); 4605 } 4606 4607 pkg.applicationInfo.uid = pkgSetting.appId; 4608 pkg.mExtras = pkgSetting; 4609 4610 if (!verifySignaturesLP(pkgSetting, pkg)) { 4611 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4612 return null; 4613 } 4614 // The signature has changed, but this package is in the system 4615 // image... let's recover! 4616 pkgSetting.signatures.mSignatures = pkg.mSignatures; 4617 // However... if this package is part of a shared user, but it 4618 // doesn't match the signature of the shared user, let's fail. 4619 // What this means is that you can't change the signatures 4620 // associated with an overall shared user, which doesn't seem all 4621 // that unreasonable. 4622 if (pkgSetting.sharedUser != null) { 4623 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4624 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4625 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 4626 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 4627 return null; 4628 } 4629 } 4630 // File a report about this. 4631 String msg = "System package " + pkg.packageName 4632 + " signature changed; retaining data."; 4633 reportSettingsProblem(Log.WARN, msg); 4634 } 4635 4636 // Verify that this new package doesn't have any content providers 4637 // that conflict with existing packages. Only do this if the 4638 // package isn't already installed, since we don't want to break 4639 // things that are installed. 4640 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 4641 final int N = pkg.providers.size(); 4642 int i; 4643 for (i=0; i<N; i++) { 4644 PackageParser.Provider p = pkg.providers.get(i); 4645 if (p.info.authority != null) { 4646 String names[] = p.info.authority.split(";"); 4647 for (int j = 0; j < names.length; j++) { 4648 if (mProvidersByAuthority.containsKey(names[j])) { 4649 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4650 Slog.w(TAG, "Can't install because provider name " + names[j] + 4651 " (in package " + pkg.applicationInfo.packageName + 4652 ") is already used by " 4653 + ((other != null && other.getComponentName() != null) 4654 ? other.getComponentName().getPackageName() : "?")); 4655 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 4656 return null; 4657 } 4658 } 4659 } 4660 } 4661 } 4662 4663 if (pkg.mAdoptPermissions != null) { 4664 // This package wants to adopt ownership of permissions from 4665 // another package. 4666 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 4667 final String origName = pkg.mAdoptPermissions.get(i); 4668 final PackageSetting orig = mSettings.peekPackageLPr(origName); 4669 if (orig != null) { 4670 if (verifyPackageUpdateLPr(orig, pkg)) { 4671 Slog.i(TAG, "Adopting permissions from " + origName + " to " 4672 + pkg.packageName); 4673 mSettings.transferPermissionsLPw(origName, pkg.packageName); 4674 } 4675 } 4676 } 4677 } 4678 } 4679 4680 final String pkgName = pkg.packageName; 4681 4682 final long scanFileTime = scanFile.lastModified(); 4683 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 4684 pkg.applicationInfo.processName = fixProcessName( 4685 pkg.applicationInfo.packageName, 4686 pkg.applicationInfo.processName, 4687 pkg.applicationInfo.uid); 4688 4689 File dataPath; 4690 if (mPlatformPackage == pkg) { 4691 // The system package is special. 4692 dataPath = new File (Environment.getDataDirectory(), "system"); 4693 pkg.applicationInfo.dataDir = dataPath.getPath(); 4694 } else { 4695 // This is a normal package, need to make its data directory. 4696 dataPath = getDataPathForPackage(pkg.packageName, 0); 4697 4698 boolean uidError = false; 4699 4700 if (dataPath.exists()) { 4701 int currentUid = 0; 4702 try { 4703 StructStat stat = Libcore.os.stat(dataPath.getPath()); 4704 currentUid = stat.st_uid; 4705 } catch (ErrnoException e) { 4706 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 4707 } 4708 4709 // If we have mismatched owners for the data path, we have a problem. 4710 if (currentUid != pkg.applicationInfo.uid) { 4711 boolean recovered = false; 4712 if (currentUid == 0) { 4713 // The directory somehow became owned by root. Wow. 4714 // This is probably because the system was stopped while 4715 // installd was in the middle of messing with its libs 4716 // directory. Ask installd to fix that. 4717 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 4718 pkg.applicationInfo.uid); 4719 if (ret >= 0) { 4720 recovered = true; 4721 String msg = "Package " + pkg.packageName 4722 + " unexpectedly changed to uid 0; recovered to " + 4723 + pkg.applicationInfo.uid; 4724 reportSettingsProblem(Log.WARN, msg); 4725 } 4726 } 4727 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4728 || (scanMode&SCAN_BOOTING) != 0)) { 4729 // If this is a system app, we can at least delete its 4730 // current data so the application will still work. 4731 int ret = removeDataDirsLI(pkgName); 4732 if (ret >= 0) { 4733 // TODO: Kill the processes first 4734 // Old data gone! 4735 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4736 ? "System package " : "Third party package "; 4737 String msg = prefix + pkg.packageName 4738 + " has changed from uid: " 4739 + currentUid + " to " 4740 + pkg.applicationInfo.uid + "; old data erased"; 4741 reportSettingsProblem(Log.WARN, msg); 4742 recovered = true; 4743 4744 // And now re-install the app. 4745 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4746 pkg.applicationInfo.seinfo); 4747 if (ret == -1) { 4748 // Ack should not happen! 4749 msg = prefix + pkg.packageName 4750 + " could not have data directory re-created after delete."; 4751 reportSettingsProblem(Log.WARN, msg); 4752 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4753 return null; 4754 } 4755 } 4756 if (!recovered) { 4757 mHasSystemUidErrors = true; 4758 } 4759 } else if (!recovered) { 4760 // If we allow this install to proceed, we will be broken. 4761 // Abort, abort! 4762 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4763 return null; 4764 } 4765 if (!recovered) { 4766 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4767 + pkg.applicationInfo.uid + "/fs_" 4768 + currentUid; 4769 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4770 String msg = "Package " + pkg.packageName 4771 + " has mismatched uid: " 4772 + currentUid + " on disk, " 4773 + pkg.applicationInfo.uid + " in settings"; 4774 // writer 4775 synchronized (mPackages) { 4776 mSettings.mReadMessages.append(msg); 4777 mSettings.mReadMessages.append('\n'); 4778 uidError = true; 4779 if (!pkgSetting.uidError) { 4780 reportSettingsProblem(Log.ERROR, msg); 4781 } 4782 } 4783 } 4784 } 4785 pkg.applicationInfo.dataDir = dataPath.getPath(); 4786 if (mShouldRestoreconData) { 4787 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 4788 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 4789 pkg.applicationInfo.uid); 4790 } 4791 } else { 4792 if (DEBUG_PACKAGE_SCANNING) { 4793 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4794 Log.v(TAG, "Want this data dir: " + dataPath); 4795 } 4796 //invoke installer to do the actual installation 4797 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4798 pkg.applicationInfo.seinfo); 4799 if (ret < 0) { 4800 // Error from installer 4801 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4802 return null; 4803 } 4804 4805 if (dataPath.exists()) { 4806 pkg.applicationInfo.dataDir = dataPath.getPath(); 4807 } else { 4808 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4809 pkg.applicationInfo.dataDir = null; 4810 } 4811 } 4812 4813 /* 4814 * Set the data dir to the default "/data/data/<package name>/lib" 4815 * if we got here without anyone telling us different (e.g., apps 4816 * stored on SD card have their native libraries stored in the ASEC 4817 * container with the APK). 4818 * 4819 * This happens during an upgrade from a package settings file that 4820 * doesn't have a native library path attribute at all. 4821 */ 4822 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4823 if (pkgSetting.nativeLibraryPathString == null) { 4824 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4825 } else { 4826 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4827 } 4828 } 4829 4830 pkgSetting.uidError = uidError; 4831 } 4832 4833 String path = scanFile.getPath(); 4834 /* Note: We don't want to unpack the native binaries for 4835 * system applications, unless they have been updated 4836 * (the binaries are already under /system/lib). 4837 * Also, don't unpack libs for apps on the external card 4838 * since they should have their libraries in the ASEC 4839 * container already. 4840 * 4841 * In other words, we're going to unpack the binaries 4842 * only for non-system apps and system app upgrades. 4843 */ 4844 if (pkg.applicationInfo.nativeLibraryDir != null) { 4845 try { 4846 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4847 final String dataPathString = dataPath.getCanonicalPath(); 4848 4849 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4850 /* 4851 * Upgrading from a previous version of the OS sometimes 4852 * leaves native libraries in the /data/data/<app>/lib 4853 * directory for system apps even when they shouldn't be. 4854 * Recent changes in the JNI library search path 4855 * necessitates we remove those to match previous behavior. 4856 */ 4857 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4858 Log.i(TAG, "removed obsolete native libraries for system package " 4859 + path); 4860 } 4861 } else { 4862 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4863 /* 4864 * Update native library dir if it starts with 4865 * /data/data 4866 */ 4867 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4868 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4869 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4870 } 4871 4872 try { 4873 int copyRet = copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir); 4874 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4875 Slog.e(TAG, "Unable to copy native libraries"); 4876 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4877 return null; 4878 } 4879 } catch (IOException e) { 4880 Slog.e(TAG, "Unable to copy native libraries", e); 4881 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4882 return null; 4883 } 4884 } 4885 4886 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 4887 final int[] userIds = sUserManager.getUserIds(); 4888 synchronized (mInstallLock) { 4889 for (int userId : userIds) { 4890 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 4891 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 4892 Slog.w(TAG, "Failed linking native library dir (user=" + userId 4893 + ")"); 4894 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4895 return null; 4896 } 4897 } 4898 } 4899 } 4900 } catch (IOException ioe) { 4901 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4902 } 4903 } 4904 pkg.mScanPath = path; 4905 4906 if ((scanMode&SCAN_NO_DEX) == 0) { 4907 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4908 == DEX_OPT_FAILED) { 4909 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4910 removeDataDirsLI(pkg.packageName); 4911 } 4912 4913 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4914 return null; 4915 } 4916 } 4917 4918 if (mFactoryTest && pkg.requestedPermissions.contains( 4919 android.Manifest.permission.FACTORY_TEST)) { 4920 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4921 } 4922 4923 ArrayList<PackageParser.Package> clientLibPkgs = null; 4924 4925 // writer 4926 synchronized (mPackages) { 4927 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 4928 // Only system apps can add new shared libraries. 4929 if (pkg.libraryNames != null) { 4930 for (int i=0; i<pkg.libraryNames.size(); i++) { 4931 String name = pkg.libraryNames.get(i); 4932 boolean allowed = false; 4933 if (isUpdatedSystemApp(pkg)) { 4934 // New library entries can only be added through the 4935 // system image. This is important to get rid of a lot 4936 // of nasty edge cases: for example if we allowed a non- 4937 // system update of the app to add a library, then uninstalling 4938 // the update would make the library go away, and assumptions 4939 // we made such as through app install filtering would now 4940 // have allowed apps on the device which aren't compatible 4941 // with it. Better to just have the restriction here, be 4942 // conservative, and create many fewer cases that can negatively 4943 // impact the user experience. 4944 final PackageSetting sysPs = mSettings 4945 .getDisabledSystemPkgLPr(pkg.packageName); 4946 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 4947 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 4948 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 4949 allowed = true; 4950 allowed = true; 4951 break; 4952 } 4953 } 4954 } 4955 } else { 4956 allowed = true; 4957 } 4958 if (allowed) { 4959 if (!mSharedLibraries.containsKey(name)) { 4960 mSharedLibraries.put(name, new SharedLibraryEntry(null, 4961 pkg.packageName)); 4962 } else if (!name.equals(pkg.packageName)) { 4963 Slog.w(TAG, "Package " + pkg.packageName + " library " 4964 + name + " already exists; skipping"); 4965 } 4966 } else { 4967 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 4968 + name + " that is not declared on system image; skipping"); 4969 } 4970 } 4971 if ((scanMode&SCAN_BOOTING) == 0) { 4972 // If we are not booting, we need to update any applications 4973 // that are clients of our shared library. If we are booting, 4974 // this will all be done once the scan is complete. 4975 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 4976 } 4977 } 4978 } 4979 } 4980 4981 // We also need to dexopt any apps that are dependent on this library. Note that 4982 // if these fail, we should abort the install since installing the library will 4983 // result in some apps being broken. 4984 if (clientLibPkgs != null) { 4985 if ((scanMode&SCAN_NO_DEX) == 0) { 4986 for (int i=0; i<clientLibPkgs.size(); i++) { 4987 PackageParser.Package clientPkg = clientLibPkgs.get(i); 4988 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4989 == DEX_OPT_FAILED) { 4990 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4991 removeDataDirsLI(pkg.packageName); 4992 } 4993 4994 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4995 return null; 4996 } 4997 } 4998 } 4999 } 5000 5001 // Request the ActivityManager to kill the process(only for existing packages) 5002 // so that we do not end up in a confused state while the user is still using the older 5003 // version of the application while the new one gets installed. 5004 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5005 // If the package lives in an asec, tell everyone that the container is going 5006 // away so they can clean up any references to its resources (which would prevent 5007 // vold from being able to unmount the asec) 5008 if (isForwardLocked(pkg) || isExternal(pkg)) { 5009 if (DEBUG_INSTALL) { 5010 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5011 } 5012 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5013 final ArrayList<String> pkgList = new ArrayList<String>(1); 5014 pkgList.add(pkg.applicationInfo.packageName); 5015 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5016 } 5017 5018 // Post the request that it be killed now that the going-away broadcast is en route 5019 killApplication(pkg.applicationInfo.packageName, 5020 pkg.applicationInfo.uid, "update pkg"); 5021 } 5022 5023 // Also need to kill any apps that are dependent on the library. 5024 if (clientLibPkgs != null) { 5025 for (int i=0; i<clientLibPkgs.size(); i++) { 5026 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5027 killApplication(clientPkg.applicationInfo.packageName, 5028 clientPkg.applicationInfo.uid, "update lib"); 5029 } 5030 } 5031 5032 // writer 5033 synchronized (mPackages) { 5034 // We don't expect installation to fail beyond this point, 5035 if ((scanMode&SCAN_MONITOR) != 0) { 5036 mAppDirs.put(pkg.mPath, pkg); 5037 } 5038 // Add the new setting to mSettings 5039 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5040 // Add the new setting to mPackages 5041 mPackages.put(pkg.applicationInfo.packageName, pkg); 5042 // Make sure we don't accidentally delete its data. 5043 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5044 while (iter.hasNext()) { 5045 PackageCleanItem item = iter.next(); 5046 if (pkgName.equals(item.packageName)) { 5047 iter.remove(); 5048 } 5049 } 5050 5051 // Take care of first install / last update times. 5052 if (currentTime != 0) { 5053 if (pkgSetting.firstInstallTime == 0) { 5054 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5055 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5056 pkgSetting.lastUpdateTime = currentTime; 5057 } 5058 } else if (pkgSetting.firstInstallTime == 0) { 5059 // We need *something*. Take time time stamp of the file. 5060 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5061 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5062 if (scanFileTime != pkgSetting.timeStamp) { 5063 // A package on the system image has changed; consider this 5064 // to be an update. 5065 pkgSetting.lastUpdateTime = scanFileTime; 5066 } 5067 } 5068 5069 // Add the package's KeySets to the global KeySetManager 5070 KeySetManager ksm = mSettings.mKeySetManager; 5071 try { 5072 ksm.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5073 if (pkg.mKeySetMapping != null) { 5074 for (Map.Entry<String, Set<PublicKey>> entry : pkg.mKeySetMapping.entrySet()) { 5075 if (entry.getValue() != null) { 5076 ksm.addDefinedKeySetToPackage(pkg.packageName, 5077 entry.getValue(), entry.getKey()); 5078 } 5079 } 5080 } 5081 } catch (NullPointerException e) { 5082 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5083 } catch (IllegalArgumentException e) { 5084 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5085 } 5086 5087 int N = pkg.providers.size(); 5088 StringBuilder r = null; 5089 int i; 5090 for (i=0; i<N; i++) { 5091 PackageParser.Provider p = pkg.providers.get(i); 5092 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5093 p.info.processName, pkg.applicationInfo.uid); 5094 mProviders.addProvider(p); 5095 p.syncable = p.info.isSyncable; 5096 if (p.info.authority != null) { 5097 String names[] = p.info.authority.split(";"); 5098 p.info.authority = null; 5099 for (int j = 0; j < names.length; j++) { 5100 if (j == 1 && p.syncable) { 5101 // We only want the first authority for a provider to possibly be 5102 // syncable, so if we already added this provider using a different 5103 // authority clear the syncable flag. We copy the provider before 5104 // changing it because the mProviders object contains a reference 5105 // to a provider that we don't want to change. 5106 // Only do this for the second authority since the resulting provider 5107 // object can be the same for all future authorities for this provider. 5108 p = new PackageParser.Provider(p); 5109 p.syncable = false; 5110 } 5111 if (!mProvidersByAuthority.containsKey(names[j])) { 5112 mProvidersByAuthority.put(names[j], p); 5113 if (p.info.authority == null) { 5114 p.info.authority = names[j]; 5115 } else { 5116 p.info.authority = p.info.authority + ";" + names[j]; 5117 } 5118 if (DEBUG_PACKAGE_SCANNING) { 5119 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5120 Log.d(TAG, "Registered content provider: " + names[j] 5121 + ", className = " + p.info.name + ", isSyncable = " 5122 + p.info.isSyncable); 5123 } 5124 } else { 5125 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5126 Slog.w(TAG, "Skipping provider name " + names[j] + 5127 " (in package " + pkg.applicationInfo.packageName + 5128 "): name already used by " 5129 + ((other != null && other.getComponentName() != null) 5130 ? other.getComponentName().getPackageName() : "?")); 5131 } 5132 } 5133 } 5134 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5135 if (r == null) { 5136 r = new StringBuilder(256); 5137 } else { 5138 r.append(' '); 5139 } 5140 r.append(p.info.name); 5141 } 5142 } 5143 if (r != null) { 5144 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5145 } 5146 5147 N = pkg.services.size(); 5148 r = null; 5149 for (i=0; i<N; i++) { 5150 PackageParser.Service s = pkg.services.get(i); 5151 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5152 s.info.processName, pkg.applicationInfo.uid); 5153 mServices.addService(s); 5154 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5155 if (r == null) { 5156 r = new StringBuilder(256); 5157 } else { 5158 r.append(' '); 5159 } 5160 r.append(s.info.name); 5161 } 5162 } 5163 if (r != null) { 5164 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5165 } 5166 5167 N = pkg.receivers.size(); 5168 r = null; 5169 for (i=0; i<N; i++) { 5170 PackageParser.Activity a = pkg.receivers.get(i); 5171 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5172 a.info.processName, pkg.applicationInfo.uid); 5173 mReceivers.addActivity(a, "receiver"); 5174 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5175 if (r == null) { 5176 r = new StringBuilder(256); 5177 } else { 5178 r.append(' '); 5179 } 5180 r.append(a.info.name); 5181 } 5182 } 5183 if (r != null) { 5184 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5185 } 5186 5187 N = pkg.activities.size(); 5188 r = null; 5189 for (i=0; i<N; i++) { 5190 PackageParser.Activity a = pkg.activities.get(i); 5191 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5192 a.info.processName, pkg.applicationInfo.uid); 5193 mActivities.addActivity(a, "activity"); 5194 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5195 if (r == null) { 5196 r = new StringBuilder(256); 5197 } else { 5198 r.append(' '); 5199 } 5200 r.append(a.info.name); 5201 } 5202 } 5203 if (r != null) { 5204 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5205 } 5206 5207 N = pkg.permissionGroups.size(); 5208 r = null; 5209 for (i=0; i<N; i++) { 5210 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5211 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5212 if (cur == null) { 5213 mPermissionGroups.put(pg.info.name, pg); 5214 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5215 if (r == null) { 5216 r = new StringBuilder(256); 5217 } else { 5218 r.append(' '); 5219 } 5220 r.append(pg.info.name); 5221 } 5222 } else { 5223 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5224 + pg.info.packageName + " ignored: original from " 5225 + cur.info.packageName); 5226 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5227 if (r == null) { 5228 r = new StringBuilder(256); 5229 } else { 5230 r.append(' '); 5231 } 5232 r.append("DUP:"); 5233 r.append(pg.info.name); 5234 } 5235 } 5236 } 5237 if (r != null) { 5238 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5239 } 5240 5241 N = pkg.permissions.size(); 5242 r = null; 5243 for (i=0; i<N; i++) { 5244 PackageParser.Permission p = pkg.permissions.get(i); 5245 HashMap<String, BasePermission> permissionMap = 5246 p.tree ? mSettings.mPermissionTrees 5247 : mSettings.mPermissions; 5248 p.group = mPermissionGroups.get(p.info.group); 5249 if (p.info.group == null || p.group != null) { 5250 BasePermission bp = permissionMap.get(p.info.name); 5251 if (bp == null) { 5252 bp = new BasePermission(p.info.name, p.info.packageName, 5253 BasePermission.TYPE_NORMAL); 5254 permissionMap.put(p.info.name, bp); 5255 } 5256 if (bp.perm == null) { 5257 if (bp.sourcePackage != null 5258 && !bp.sourcePackage.equals(p.info.packageName)) { 5259 // If this is a permission that was formerly defined by a non-system 5260 // app, but is now defined by a system app (following an upgrade), 5261 // discard the previous declaration and consider the system's to be 5262 // canonical. 5263 if (isSystemApp(p.owner)) { 5264 String msg = "New decl " + p.owner + " of permission " 5265 + p.info.name + " is system"; 5266 reportSettingsProblem(Log.WARN, msg); 5267 bp.sourcePackage = null; 5268 } 5269 } 5270 if (bp.sourcePackage == null 5271 || bp.sourcePackage.equals(p.info.packageName)) { 5272 BasePermission tree = findPermissionTreeLP(p.info.name); 5273 if (tree == null 5274 || tree.sourcePackage.equals(p.info.packageName)) { 5275 bp.packageSetting = pkgSetting; 5276 bp.perm = p; 5277 bp.uid = pkg.applicationInfo.uid; 5278 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5279 if (r == null) { 5280 r = new StringBuilder(256); 5281 } else { 5282 r.append(' '); 5283 } 5284 r.append(p.info.name); 5285 } 5286 } else { 5287 Slog.w(TAG, "Permission " + p.info.name + " from package " 5288 + p.info.packageName + " ignored: base tree " 5289 + tree.name + " is from package " 5290 + tree.sourcePackage); 5291 } 5292 } else { 5293 Slog.w(TAG, "Permission " + p.info.name + " from package " 5294 + p.info.packageName + " ignored: original from " 5295 + bp.sourcePackage); 5296 } 5297 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5298 if (r == null) { 5299 r = new StringBuilder(256); 5300 } else { 5301 r.append(' '); 5302 } 5303 r.append("DUP:"); 5304 r.append(p.info.name); 5305 } 5306 if (bp.perm == p) { 5307 bp.protectionLevel = p.info.protectionLevel; 5308 } 5309 } else { 5310 Slog.w(TAG, "Permission " + p.info.name + " from package " 5311 + p.info.packageName + " ignored: no group " 5312 + p.group); 5313 } 5314 } 5315 if (r != null) { 5316 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5317 } 5318 5319 N = pkg.instrumentation.size(); 5320 r = null; 5321 for (i=0; i<N; i++) { 5322 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5323 a.info.packageName = pkg.applicationInfo.packageName; 5324 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5325 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5326 a.info.dataDir = pkg.applicationInfo.dataDir; 5327 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5328 mInstrumentation.put(a.getComponentName(), a); 5329 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5330 if (r == null) { 5331 r = new StringBuilder(256); 5332 } else { 5333 r.append(' '); 5334 } 5335 r.append(a.info.name); 5336 } 5337 } 5338 if (r != null) { 5339 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5340 } 5341 5342 if (pkg.protectedBroadcasts != null) { 5343 N = pkg.protectedBroadcasts.size(); 5344 for (i=0; i<N; i++) { 5345 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5346 } 5347 } 5348 5349 pkgSetting.setTimeStamp(scanFileTime); 5350 5351 // Create idmap files for pairs of (packages, overlay packages). 5352 // Note: "android", ie framework-res.apk, is handled by native layers. 5353 if (pkg.mOverlayTarget != null) { 5354 // This is an overlay package. 5355 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5356 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5357 mOverlays.put(pkg.mOverlayTarget, 5358 new HashMap<String, PackageParser.Package>()); 5359 } 5360 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5361 map.put(pkg.packageName, pkg); 5362 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5363 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5364 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5365 return null; 5366 } 5367 } 5368 } else if (mOverlays.containsKey(pkg.packageName) && 5369 !pkg.packageName.equals("android")) { 5370 // This is a regular package, with one or more known overlay packages. 5371 createIdmapsForPackageLI(pkg); 5372 } 5373 } 5374 5375 return pkg; 5376 } 5377 5378 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 5379 synchronized (mPackages) { 5380 mResolverReplaced = true; 5381 // Set up information for custom user intent resolution activity. 5382 mResolveActivity.applicationInfo = pkg.applicationInfo; 5383 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 5384 mResolveActivity.packageName = pkg.applicationInfo.packageName; 5385 mResolveActivity.processName = null; 5386 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5387 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 5388 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 5389 mResolveActivity.theme = 0; 5390 mResolveActivity.exported = true; 5391 mResolveActivity.enabled = true; 5392 mResolveInfo.activityInfo = mResolveActivity; 5393 mResolveInfo.priority = 0; 5394 mResolveInfo.preferredOrder = 0; 5395 mResolveInfo.match = 0; 5396 mResolveComponentName = mCustomResolverComponentName; 5397 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 5398 mResolveComponentName); 5399 } 5400 } 5401 5402 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 5403 PackageSetting pkgSetting) { 5404 final String apkLibPath = getApkName(pkgSetting.codePathString); 5405 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 5406 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 5407 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 5408 } 5409 5410 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 5411 throws IOException { 5412 if (!nativeLibraryDir.isDirectory()) { 5413 nativeLibraryDir.delete(); 5414 5415 if (!nativeLibraryDir.mkdir()) { 5416 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 5417 } 5418 5419 try { 5420 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 5421 | S_IXOTH); 5422 } catch (ErrnoException e) { 5423 throw new IOException("Cannot chmod native library directory " 5424 + nativeLibraryDir.getPath(), e); 5425 } 5426 } else if (!SELinux.restorecon(nativeLibraryDir)) { 5427 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 5428 } 5429 5430 /* 5431 * If this is an internal application or our nativeLibraryPath points to 5432 * the app-lib directory, unpack the libraries if necessary. 5433 */ 5434 final NativeLibraryHelper.ApkHandle handle = new NativeLibraryHelper.ApkHandle(scanFile); 5435 try { 5436 int abi = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_ABIS); 5437 if (abi >= 0) { 5438 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 5439 nativeLibraryDir, Build.SUPPORTED_ABIS[abi]); 5440 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 5441 return copyRet; 5442 } 5443 } 5444 5445 return abi; 5446 } finally { 5447 handle.close(); 5448 } 5449 } 5450 5451 private void killApplication(String pkgName, int appId, String reason) { 5452 // Request the ActivityManager to kill the process(only for existing packages) 5453 // so that we do not end up in a confused state while the user is still using the older 5454 // version of the application while the new one gets installed. 5455 IActivityManager am = ActivityManagerNative.getDefault(); 5456 if (am != null) { 5457 try { 5458 am.killApplicationWithAppId(pkgName, appId, reason); 5459 } catch (RemoteException e) { 5460 } 5461 } 5462 } 5463 5464 void removePackageLI(PackageSetting ps, boolean chatty) { 5465 if (DEBUG_INSTALL) { 5466 if (chatty) 5467 Log.d(TAG, "Removing package " + ps.name); 5468 } 5469 5470 // writer 5471 synchronized (mPackages) { 5472 mPackages.remove(ps.name); 5473 if (ps.codePathString != null) { 5474 mAppDirs.remove(ps.codePathString); 5475 } 5476 5477 final PackageParser.Package pkg = ps.pkg; 5478 if (pkg != null) { 5479 cleanPackageDataStructuresLILPw(pkg, chatty); 5480 } 5481 } 5482 } 5483 5484 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 5485 if (DEBUG_INSTALL) { 5486 if (chatty) 5487 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 5488 } 5489 5490 // writer 5491 synchronized (mPackages) { 5492 mPackages.remove(pkg.applicationInfo.packageName); 5493 if (pkg.mPath != null) { 5494 mAppDirs.remove(pkg.mPath); 5495 } 5496 cleanPackageDataStructuresLILPw(pkg, chatty); 5497 } 5498 } 5499 5500 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 5501 int N = pkg.providers.size(); 5502 StringBuilder r = null; 5503 int i; 5504 for (i=0; i<N; i++) { 5505 PackageParser.Provider p = pkg.providers.get(i); 5506 mProviders.removeProvider(p); 5507 if (p.info.authority == null) { 5508 5509 /* There was another ContentProvider with this authority when 5510 * this app was installed so this authority is null, 5511 * Ignore it as we don't have to unregister the provider. 5512 */ 5513 continue; 5514 } 5515 String names[] = p.info.authority.split(";"); 5516 for (int j = 0; j < names.length; j++) { 5517 if (mProvidersByAuthority.get(names[j]) == p) { 5518 mProvidersByAuthority.remove(names[j]); 5519 if (DEBUG_REMOVE) { 5520 if (chatty) 5521 Log.d(TAG, "Unregistered content provider: " + names[j] 5522 + ", className = " + p.info.name + ", isSyncable = " 5523 + p.info.isSyncable); 5524 } 5525 } 5526 } 5527 if (DEBUG_REMOVE && chatty) { 5528 if (r == null) { 5529 r = new StringBuilder(256); 5530 } else { 5531 r.append(' '); 5532 } 5533 r.append(p.info.name); 5534 } 5535 } 5536 if (r != null) { 5537 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 5538 } 5539 5540 N = pkg.services.size(); 5541 r = null; 5542 for (i=0; i<N; i++) { 5543 PackageParser.Service s = pkg.services.get(i); 5544 mServices.removeService(s); 5545 if (chatty) { 5546 if (r == null) { 5547 r = new StringBuilder(256); 5548 } else { 5549 r.append(' '); 5550 } 5551 r.append(s.info.name); 5552 } 5553 } 5554 if (r != null) { 5555 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 5556 } 5557 5558 N = pkg.receivers.size(); 5559 r = null; 5560 for (i=0; i<N; i++) { 5561 PackageParser.Activity a = pkg.receivers.get(i); 5562 mReceivers.removeActivity(a, "receiver"); 5563 if (DEBUG_REMOVE && chatty) { 5564 if (r == null) { 5565 r = new StringBuilder(256); 5566 } else { 5567 r.append(' '); 5568 } 5569 r.append(a.info.name); 5570 } 5571 } 5572 if (r != null) { 5573 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 5574 } 5575 5576 N = pkg.activities.size(); 5577 r = null; 5578 for (i=0; i<N; i++) { 5579 PackageParser.Activity a = pkg.activities.get(i); 5580 mActivities.removeActivity(a, "activity"); 5581 if (DEBUG_REMOVE && chatty) { 5582 if (r == null) { 5583 r = new StringBuilder(256); 5584 } else { 5585 r.append(' '); 5586 } 5587 r.append(a.info.name); 5588 } 5589 } 5590 if (r != null) { 5591 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 5592 } 5593 5594 N = pkg.permissions.size(); 5595 r = null; 5596 for (i=0; i<N; i++) { 5597 PackageParser.Permission p = pkg.permissions.get(i); 5598 BasePermission bp = mSettings.mPermissions.get(p.info.name); 5599 if (bp == null) { 5600 bp = mSettings.mPermissionTrees.get(p.info.name); 5601 } 5602 if (bp != null && bp.perm == p) { 5603 bp.perm = null; 5604 if (DEBUG_REMOVE && chatty) { 5605 if (r == null) { 5606 r = new StringBuilder(256); 5607 } else { 5608 r.append(' '); 5609 } 5610 r.append(p.info.name); 5611 } 5612 } 5613 } 5614 if (r != null) { 5615 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 5616 } 5617 5618 N = pkg.instrumentation.size(); 5619 r = null; 5620 for (i=0; i<N; i++) { 5621 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5622 mInstrumentation.remove(a.getComponentName()); 5623 if (DEBUG_REMOVE && chatty) { 5624 if (r == null) { 5625 r = new StringBuilder(256); 5626 } else { 5627 r.append(' '); 5628 } 5629 r.append(a.info.name); 5630 } 5631 } 5632 if (r != null) { 5633 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 5634 } 5635 5636 r = null; 5637 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5638 // Only system apps can hold shared libraries. 5639 if (pkg.libraryNames != null) { 5640 for (i=0; i<pkg.libraryNames.size(); i++) { 5641 String name = pkg.libraryNames.get(i); 5642 SharedLibraryEntry cur = mSharedLibraries.get(name); 5643 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 5644 mSharedLibraries.remove(name); 5645 if (DEBUG_REMOVE && chatty) { 5646 if (r == null) { 5647 r = new StringBuilder(256); 5648 } else { 5649 r.append(' '); 5650 } 5651 r.append(name); 5652 } 5653 } 5654 } 5655 } 5656 } 5657 if (r != null) { 5658 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 5659 } 5660 } 5661 5662 private static final boolean isPackageFilename(String name) { 5663 return name != null && name.endsWith(".apk"); 5664 } 5665 5666 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 5667 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 5668 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 5669 return true; 5670 } 5671 } 5672 return false; 5673 } 5674 5675 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 5676 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 5677 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 5678 5679 private void updatePermissionsLPw(String changingPkg, 5680 PackageParser.Package pkgInfo, int flags) { 5681 // Make sure there are no dangling permission trees. 5682 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 5683 while (it.hasNext()) { 5684 final BasePermission bp = it.next(); 5685 if (bp.packageSetting == null) { 5686 // We may not yet have parsed the package, so just see if 5687 // we still know about its settings. 5688 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5689 } 5690 if (bp.packageSetting == null) { 5691 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 5692 + " from package " + bp.sourcePackage); 5693 it.remove(); 5694 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5695 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5696 Slog.i(TAG, "Removing old permission tree: " + bp.name 5697 + " from package " + bp.sourcePackage); 5698 flags |= UPDATE_PERMISSIONS_ALL; 5699 it.remove(); 5700 } 5701 } 5702 } 5703 5704 // Make sure all dynamic permissions have been assigned to a package, 5705 // and make sure there are no dangling permissions. 5706 it = mSettings.mPermissions.values().iterator(); 5707 while (it.hasNext()) { 5708 final BasePermission bp = it.next(); 5709 if (bp.type == BasePermission.TYPE_DYNAMIC) { 5710 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 5711 + bp.name + " pkg=" + bp.sourcePackage 5712 + " info=" + bp.pendingInfo); 5713 if (bp.packageSetting == null && bp.pendingInfo != null) { 5714 final BasePermission tree = findPermissionTreeLP(bp.name); 5715 if (tree != null && tree.perm != null) { 5716 bp.packageSetting = tree.packageSetting; 5717 bp.perm = new PackageParser.Permission(tree.perm.owner, 5718 new PermissionInfo(bp.pendingInfo)); 5719 bp.perm.info.packageName = tree.perm.info.packageName; 5720 bp.perm.info.name = bp.name; 5721 bp.uid = tree.uid; 5722 } 5723 } 5724 } 5725 if (bp.packageSetting == null) { 5726 // We may not yet have parsed the package, so just see if 5727 // we still know about its settings. 5728 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5729 } 5730 if (bp.packageSetting == null) { 5731 Slog.w(TAG, "Removing dangling permission: " + bp.name 5732 + " from package " + bp.sourcePackage); 5733 it.remove(); 5734 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5735 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5736 Slog.i(TAG, "Removing old permission: " + bp.name 5737 + " from package " + bp.sourcePackage); 5738 flags |= UPDATE_PERMISSIONS_ALL; 5739 it.remove(); 5740 } 5741 } 5742 } 5743 5744 // Now update the permissions for all packages, in particular 5745 // replace the granted permissions of the system packages. 5746 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 5747 for (PackageParser.Package pkg : mPackages.values()) { 5748 if (pkg != pkgInfo) { 5749 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 5750 } 5751 } 5752 } 5753 5754 if (pkgInfo != null) { 5755 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 5756 } 5757 } 5758 5759 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 5760 final PackageSetting ps = (PackageSetting) pkg.mExtras; 5761 if (ps == null) { 5762 return; 5763 } 5764 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 5765 HashSet<String> origPermissions = gp.grantedPermissions; 5766 boolean changedPermission = false; 5767 5768 if (replace) { 5769 ps.permissionsFixed = false; 5770 if (gp == ps) { 5771 origPermissions = new HashSet<String>(gp.grantedPermissions); 5772 gp.grantedPermissions.clear(); 5773 gp.gids = mGlobalGids; 5774 } 5775 } 5776 5777 if (gp.gids == null) { 5778 gp.gids = mGlobalGids; 5779 } 5780 5781 final int N = pkg.requestedPermissions.size(); 5782 for (int i=0; i<N; i++) { 5783 final String name = pkg.requestedPermissions.get(i); 5784 final boolean required = pkg.requestedPermissionsRequired.get(i); 5785 final BasePermission bp = mSettings.mPermissions.get(name); 5786 if (DEBUG_INSTALL) { 5787 if (gp != ps) { 5788 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 5789 } 5790 } 5791 5792 if (bp == null || bp.packageSetting == null) { 5793 Slog.w(TAG, "Unknown permission " + name 5794 + " in package " + pkg.packageName); 5795 continue; 5796 } 5797 5798 final String perm = bp.name; 5799 boolean allowed; 5800 boolean allowedSig = false; 5801 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 5802 if (level == PermissionInfo.PROTECTION_NORMAL 5803 || level == PermissionInfo.PROTECTION_DANGEROUS) { 5804 // We grant a normal or dangerous permission if any of the following 5805 // are true: 5806 // 1) The permission is required 5807 // 2) The permission is optional, but was granted in the past 5808 // 3) The permission is optional, but was requested by an 5809 // app in /system (not /data) 5810 // 5811 // Otherwise, reject the permission. 5812 allowed = (required || origPermissions.contains(perm) 5813 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 5814 } else if (bp.packageSetting == null) { 5815 // This permission is invalid; skip it. 5816 allowed = false; 5817 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 5818 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 5819 if (allowed) { 5820 allowedSig = true; 5821 } 5822 } else { 5823 allowed = false; 5824 } 5825 if (DEBUG_INSTALL) { 5826 if (gp != ps) { 5827 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 5828 } 5829 } 5830 if (allowed) { 5831 if (!isSystemApp(ps) && ps.permissionsFixed) { 5832 // If this is an existing, non-system package, then 5833 // we can't add any new permissions to it. 5834 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 5835 // Except... if this is a permission that was added 5836 // to the platform (note: need to only do this when 5837 // updating the platform). 5838 allowed = isNewPlatformPermissionForPackage(perm, pkg); 5839 } 5840 } 5841 if (allowed) { 5842 if (!gp.grantedPermissions.contains(perm)) { 5843 changedPermission = true; 5844 gp.grantedPermissions.add(perm); 5845 gp.gids = appendInts(gp.gids, bp.gids); 5846 } else if (!ps.haveGids) { 5847 gp.gids = appendInts(gp.gids, bp.gids); 5848 } 5849 } else { 5850 Slog.w(TAG, "Not granting permission " + perm 5851 + " to package " + pkg.packageName 5852 + " because it was previously installed without"); 5853 } 5854 } else { 5855 if (gp.grantedPermissions.remove(perm)) { 5856 changedPermission = true; 5857 gp.gids = removeInts(gp.gids, bp.gids); 5858 Slog.i(TAG, "Un-granting permission " + perm 5859 + " from package " + pkg.packageName 5860 + " (protectionLevel=" + bp.protectionLevel 5861 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5862 + ")"); 5863 } else { 5864 Slog.w(TAG, "Not granting permission " + perm 5865 + " to package " + pkg.packageName 5866 + " (protectionLevel=" + bp.protectionLevel 5867 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5868 + ")"); 5869 } 5870 } 5871 } 5872 5873 if ((changedPermission || replace) && !ps.permissionsFixed && 5874 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 5875 // This is the first that we have heard about this package, so the 5876 // permissions we have now selected are fixed until explicitly 5877 // changed. 5878 ps.permissionsFixed = true; 5879 } 5880 ps.haveGids = true; 5881 } 5882 5883 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 5884 boolean allowed = false; 5885 final int NP = PackageParser.NEW_PERMISSIONS.length; 5886 for (int ip=0; ip<NP; ip++) { 5887 final PackageParser.NewPermissionInfo npi 5888 = PackageParser.NEW_PERMISSIONS[ip]; 5889 if (npi.name.equals(perm) 5890 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 5891 allowed = true; 5892 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 5893 + pkg.packageName); 5894 break; 5895 } 5896 } 5897 return allowed; 5898 } 5899 5900 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 5901 BasePermission bp, HashSet<String> origPermissions) { 5902 boolean allowed; 5903 allowed = (compareSignatures( 5904 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 5905 == PackageManager.SIGNATURE_MATCH) 5906 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 5907 == PackageManager.SIGNATURE_MATCH); 5908 if (!allowed && (bp.protectionLevel 5909 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 5910 if (isSystemApp(pkg)) { 5911 // For updated system applications, a system permission 5912 // is granted only if it had been defined by the original application. 5913 if (isUpdatedSystemApp(pkg)) { 5914 final PackageSetting sysPs = mSettings 5915 .getDisabledSystemPkgLPr(pkg.packageName); 5916 final GrantedPermissions origGp = sysPs.sharedUser != null 5917 ? sysPs.sharedUser : sysPs; 5918 5919 if (origGp.grantedPermissions.contains(perm)) { 5920 // If the original was granted this permission, we take 5921 // that grant decision as read and propagate it to the 5922 // update. 5923 allowed = true; 5924 } else { 5925 // The system apk may have been updated with an older 5926 // version of the one on the data partition, but which 5927 // granted a new system permission that it didn't have 5928 // before. In this case we do want to allow the app to 5929 // now get the new permission if the ancestral apk is 5930 // privileged to get it. 5931 if (sysPs.pkg != null && sysPs.isPrivileged()) { 5932 for (int j=0; 5933 j<sysPs.pkg.requestedPermissions.size(); j++) { 5934 if (perm.equals( 5935 sysPs.pkg.requestedPermissions.get(j))) { 5936 allowed = true; 5937 break; 5938 } 5939 } 5940 } 5941 } 5942 } else { 5943 allowed = isPrivilegedApp(pkg); 5944 } 5945 } 5946 } 5947 if (!allowed && (bp.protectionLevel 5948 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 5949 // For development permissions, a development permission 5950 // is granted only if it was already granted. 5951 allowed = origPermissions.contains(perm); 5952 } 5953 return allowed; 5954 } 5955 5956 final class ActivityIntentResolver 5957 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 5958 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5959 boolean defaultOnly, int userId) { 5960 if (!sUserManager.exists(userId)) return null; 5961 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5962 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5963 } 5964 5965 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5966 int userId) { 5967 if (!sUserManager.exists(userId)) return null; 5968 mFlags = flags; 5969 return super.queryIntent(intent, resolvedType, 5970 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5971 } 5972 5973 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5974 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 5975 if (!sUserManager.exists(userId)) return null; 5976 if (packageActivities == null) { 5977 return null; 5978 } 5979 mFlags = flags; 5980 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5981 final int N = packageActivities.size(); 5982 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 5983 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 5984 5985 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 5986 for (int i = 0; i < N; ++i) { 5987 intentFilters = packageActivities.get(i).intents; 5988 if (intentFilters != null && intentFilters.size() > 0) { 5989 PackageParser.ActivityIntentInfo[] array = 5990 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 5991 intentFilters.toArray(array); 5992 listCut.add(array); 5993 } 5994 } 5995 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5996 } 5997 5998 public final void addActivity(PackageParser.Activity a, String type) { 5999 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6000 mActivities.put(a.getComponentName(), a); 6001 if (DEBUG_SHOW_INFO) 6002 Log.v( 6003 TAG, " " + type + " " + 6004 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6005 if (DEBUG_SHOW_INFO) 6006 Log.v(TAG, " Class=" + a.info.name); 6007 final int NI = a.intents.size(); 6008 for (int j=0; j<NI; j++) { 6009 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6010 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6011 intent.setPriority(0); 6012 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6013 + a.className + " with priority > 0, forcing to 0"); 6014 } 6015 if (DEBUG_SHOW_INFO) { 6016 Log.v(TAG, " IntentFilter:"); 6017 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6018 } 6019 if (!intent.debugCheck()) { 6020 Log.w(TAG, "==> For Activity " + a.info.name); 6021 } 6022 addFilter(intent); 6023 } 6024 } 6025 6026 public final void removeActivity(PackageParser.Activity a, String type) { 6027 mActivities.remove(a.getComponentName()); 6028 if (DEBUG_SHOW_INFO) { 6029 Log.v(TAG, " " + type + " " 6030 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6031 : a.info.name) + ":"); 6032 Log.v(TAG, " Class=" + a.info.name); 6033 } 6034 final int NI = a.intents.size(); 6035 for (int j=0; j<NI; j++) { 6036 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6037 if (DEBUG_SHOW_INFO) { 6038 Log.v(TAG, " IntentFilter:"); 6039 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6040 } 6041 removeFilter(intent); 6042 } 6043 } 6044 6045 @Override 6046 protected boolean allowFilterResult( 6047 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6048 ActivityInfo filterAi = filter.activity.info; 6049 for (int i=dest.size()-1; i>=0; i--) { 6050 ActivityInfo destAi = dest.get(i).activityInfo; 6051 if (destAi.name == filterAi.name 6052 && destAi.packageName == filterAi.packageName) { 6053 return false; 6054 } 6055 } 6056 return true; 6057 } 6058 6059 @Override 6060 protected ActivityIntentInfo[] newArray(int size) { 6061 return new ActivityIntentInfo[size]; 6062 } 6063 6064 @Override 6065 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6066 if (!sUserManager.exists(userId)) return true; 6067 PackageParser.Package p = filter.activity.owner; 6068 if (p != null) { 6069 PackageSetting ps = (PackageSetting)p.mExtras; 6070 if (ps != null) { 6071 // System apps are never considered stopped for purposes of 6072 // filtering, because there may be no way for the user to 6073 // actually re-launch them. 6074 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6075 && ps.getStopped(userId); 6076 } 6077 } 6078 return false; 6079 } 6080 6081 @Override 6082 protected boolean isPackageForFilter(String packageName, 6083 PackageParser.ActivityIntentInfo info) { 6084 return packageName.equals(info.activity.owner.packageName); 6085 } 6086 6087 @Override 6088 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6089 int match, int userId) { 6090 if (!sUserManager.exists(userId)) return null; 6091 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6092 return null; 6093 } 6094 final PackageParser.Activity activity = info.activity; 6095 if (mSafeMode && (activity.info.applicationInfo.flags 6096 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6097 return null; 6098 } 6099 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 6100 if (ps == null) { 6101 return null; 6102 } 6103 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 6104 ps.readUserState(userId), userId); 6105 if (ai == null) { 6106 return null; 6107 } 6108 final ResolveInfo res = new ResolveInfo(); 6109 res.activityInfo = ai; 6110 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6111 res.filter = info; 6112 } 6113 res.priority = info.getPriority(); 6114 res.preferredOrder = activity.owner.mPreferredOrder; 6115 //System.out.println("Result: " + res.activityInfo.className + 6116 // " = " + res.priority); 6117 res.match = match; 6118 res.isDefault = info.hasDefault; 6119 res.labelRes = info.labelRes; 6120 res.nonLocalizedLabel = info.nonLocalizedLabel; 6121 res.icon = info.icon; 6122 res.system = isSystemApp(res.activityInfo.applicationInfo); 6123 return res; 6124 } 6125 6126 @Override 6127 protected void sortResults(List<ResolveInfo> results) { 6128 Collections.sort(results, mResolvePrioritySorter); 6129 } 6130 6131 @Override 6132 protected void dumpFilter(PrintWriter out, String prefix, 6133 PackageParser.ActivityIntentInfo filter) { 6134 out.print(prefix); out.print( 6135 Integer.toHexString(System.identityHashCode(filter.activity))); 6136 out.print(' '); 6137 filter.activity.printComponentShortName(out); 6138 out.print(" filter "); 6139 out.println(Integer.toHexString(System.identityHashCode(filter))); 6140 } 6141 6142// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6143// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6144// final List<ResolveInfo> retList = Lists.newArrayList(); 6145// while (i.hasNext()) { 6146// final ResolveInfo resolveInfo = i.next(); 6147// if (isEnabledLP(resolveInfo.activityInfo)) { 6148// retList.add(resolveInfo); 6149// } 6150// } 6151// return retList; 6152// } 6153 6154 // Keys are String (activity class name), values are Activity. 6155 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6156 = new HashMap<ComponentName, PackageParser.Activity>(); 6157 private int mFlags; 6158 } 6159 6160 private final class ServiceIntentResolver 6161 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6162 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6163 boolean defaultOnly, int userId) { 6164 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6165 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6166 } 6167 6168 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6169 int userId) { 6170 if (!sUserManager.exists(userId)) return null; 6171 mFlags = flags; 6172 return super.queryIntent(intent, resolvedType, 6173 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6174 } 6175 6176 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6177 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6178 if (!sUserManager.exists(userId)) return null; 6179 if (packageServices == null) { 6180 return null; 6181 } 6182 mFlags = flags; 6183 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6184 final int N = packageServices.size(); 6185 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6186 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6187 6188 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6189 for (int i = 0; i < N; ++i) { 6190 intentFilters = packageServices.get(i).intents; 6191 if (intentFilters != null && intentFilters.size() > 0) { 6192 PackageParser.ServiceIntentInfo[] array = 6193 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6194 intentFilters.toArray(array); 6195 listCut.add(array); 6196 } 6197 } 6198 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6199 } 6200 6201 public final void addService(PackageParser.Service s) { 6202 mServices.put(s.getComponentName(), s); 6203 if (DEBUG_SHOW_INFO) { 6204 Log.v(TAG, " " 6205 + (s.info.nonLocalizedLabel != null 6206 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6207 Log.v(TAG, " Class=" + s.info.name); 6208 } 6209 final int NI = s.intents.size(); 6210 int j; 6211 for (j=0; j<NI; j++) { 6212 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6213 if (DEBUG_SHOW_INFO) { 6214 Log.v(TAG, " IntentFilter:"); 6215 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6216 } 6217 if (!intent.debugCheck()) { 6218 Log.w(TAG, "==> For Service " + s.info.name); 6219 } 6220 addFilter(intent); 6221 } 6222 } 6223 6224 public final void removeService(PackageParser.Service s) { 6225 mServices.remove(s.getComponentName()); 6226 if (DEBUG_SHOW_INFO) { 6227 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 6228 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6229 Log.v(TAG, " Class=" + s.info.name); 6230 } 6231 final int NI = s.intents.size(); 6232 int j; 6233 for (j=0; j<NI; j++) { 6234 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6235 if (DEBUG_SHOW_INFO) { 6236 Log.v(TAG, " IntentFilter:"); 6237 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6238 } 6239 removeFilter(intent); 6240 } 6241 } 6242 6243 @Override 6244 protected boolean allowFilterResult( 6245 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 6246 ServiceInfo filterSi = filter.service.info; 6247 for (int i=dest.size()-1; i>=0; i--) { 6248 ServiceInfo destAi = dest.get(i).serviceInfo; 6249 if (destAi.name == filterSi.name 6250 && destAi.packageName == filterSi.packageName) { 6251 return false; 6252 } 6253 } 6254 return true; 6255 } 6256 6257 @Override 6258 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 6259 return new PackageParser.ServiceIntentInfo[size]; 6260 } 6261 6262 @Override 6263 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 6264 if (!sUserManager.exists(userId)) return true; 6265 PackageParser.Package p = filter.service.owner; 6266 if (p != null) { 6267 PackageSetting ps = (PackageSetting)p.mExtras; 6268 if (ps != null) { 6269 // System apps are never considered stopped for purposes of 6270 // filtering, because there may be no way for the user to 6271 // actually re-launch them. 6272 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6273 && ps.getStopped(userId); 6274 } 6275 } 6276 return false; 6277 } 6278 6279 @Override 6280 protected boolean isPackageForFilter(String packageName, 6281 PackageParser.ServiceIntentInfo info) { 6282 return packageName.equals(info.service.owner.packageName); 6283 } 6284 6285 @Override 6286 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 6287 int match, int userId) { 6288 if (!sUserManager.exists(userId)) return null; 6289 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 6290 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 6291 return null; 6292 } 6293 final PackageParser.Service service = info.service; 6294 if (mSafeMode && (service.info.applicationInfo.flags 6295 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6296 return null; 6297 } 6298 PackageSetting ps = (PackageSetting) service.owner.mExtras; 6299 if (ps == null) { 6300 return null; 6301 } 6302 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 6303 ps.readUserState(userId), userId); 6304 if (si == null) { 6305 return null; 6306 } 6307 final ResolveInfo res = new ResolveInfo(); 6308 res.serviceInfo = si; 6309 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6310 res.filter = filter; 6311 } 6312 res.priority = info.getPriority(); 6313 res.preferredOrder = service.owner.mPreferredOrder; 6314 //System.out.println("Result: " + res.activityInfo.className + 6315 // " = " + res.priority); 6316 res.match = match; 6317 res.isDefault = info.hasDefault; 6318 res.labelRes = info.labelRes; 6319 res.nonLocalizedLabel = info.nonLocalizedLabel; 6320 res.icon = info.icon; 6321 res.system = isSystemApp(res.serviceInfo.applicationInfo); 6322 return res; 6323 } 6324 6325 @Override 6326 protected void sortResults(List<ResolveInfo> results) { 6327 Collections.sort(results, mResolvePrioritySorter); 6328 } 6329 6330 @Override 6331 protected void dumpFilter(PrintWriter out, String prefix, 6332 PackageParser.ServiceIntentInfo filter) { 6333 out.print(prefix); out.print( 6334 Integer.toHexString(System.identityHashCode(filter.service))); 6335 out.print(' '); 6336 filter.service.printComponentShortName(out); 6337 out.print(" filter "); 6338 out.println(Integer.toHexString(System.identityHashCode(filter))); 6339 } 6340 6341// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6342// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6343// final List<ResolveInfo> retList = Lists.newArrayList(); 6344// while (i.hasNext()) { 6345// final ResolveInfo resolveInfo = (ResolveInfo) i; 6346// if (isEnabledLP(resolveInfo.serviceInfo)) { 6347// retList.add(resolveInfo); 6348// } 6349// } 6350// return retList; 6351// } 6352 6353 // Keys are String (activity class name), values are Activity. 6354 private final HashMap<ComponentName, PackageParser.Service> mServices 6355 = new HashMap<ComponentName, PackageParser.Service>(); 6356 private int mFlags; 6357 }; 6358 6359 private final class ProviderIntentResolver 6360 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 6361 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6362 boolean defaultOnly, int userId) { 6363 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6364 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6365 } 6366 6367 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6368 int userId) { 6369 if (!sUserManager.exists(userId)) 6370 return null; 6371 mFlags = flags; 6372 return super.queryIntent(intent, resolvedType, 6373 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6374 } 6375 6376 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6377 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 6378 if (!sUserManager.exists(userId)) 6379 return null; 6380 if (packageProviders == null) { 6381 return null; 6382 } 6383 mFlags = flags; 6384 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 6385 final int N = packageProviders.size(); 6386 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 6387 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 6388 6389 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 6390 for (int i = 0; i < N; ++i) { 6391 intentFilters = packageProviders.get(i).intents; 6392 if (intentFilters != null && intentFilters.size() > 0) { 6393 PackageParser.ProviderIntentInfo[] array = 6394 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 6395 intentFilters.toArray(array); 6396 listCut.add(array); 6397 } 6398 } 6399 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6400 } 6401 6402 public final void addProvider(PackageParser.Provider p) { 6403 if (mProviders.containsKey(p.getComponentName())) { 6404 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 6405 return; 6406 } 6407 6408 mProviders.put(p.getComponentName(), p); 6409 if (DEBUG_SHOW_INFO) { 6410 Log.v(TAG, " " 6411 + (p.info.nonLocalizedLabel != null 6412 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6413 Log.v(TAG, " Class=" + p.info.name); 6414 } 6415 final int NI = p.intents.size(); 6416 int j; 6417 for (j = 0; j < NI; j++) { 6418 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6419 if (DEBUG_SHOW_INFO) { 6420 Log.v(TAG, " IntentFilter:"); 6421 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6422 } 6423 if (!intent.debugCheck()) { 6424 Log.w(TAG, "==> For Provider " + p.info.name); 6425 } 6426 addFilter(intent); 6427 } 6428 } 6429 6430 public final void removeProvider(PackageParser.Provider p) { 6431 mProviders.remove(p.getComponentName()); 6432 if (DEBUG_SHOW_INFO) { 6433 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 6434 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6435 Log.v(TAG, " Class=" + p.info.name); 6436 } 6437 final int NI = p.intents.size(); 6438 int j; 6439 for (j = 0; j < NI; j++) { 6440 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6441 if (DEBUG_SHOW_INFO) { 6442 Log.v(TAG, " IntentFilter:"); 6443 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6444 } 6445 removeFilter(intent); 6446 } 6447 } 6448 6449 @Override 6450 protected boolean allowFilterResult( 6451 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 6452 ProviderInfo filterPi = filter.provider.info; 6453 for (int i = dest.size() - 1; i >= 0; i--) { 6454 ProviderInfo destPi = dest.get(i).providerInfo; 6455 if (destPi.name == filterPi.name 6456 && destPi.packageName == filterPi.packageName) { 6457 return false; 6458 } 6459 } 6460 return true; 6461 } 6462 6463 @Override 6464 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 6465 return new PackageParser.ProviderIntentInfo[size]; 6466 } 6467 6468 @Override 6469 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 6470 if (!sUserManager.exists(userId)) 6471 return true; 6472 PackageParser.Package p = filter.provider.owner; 6473 if (p != null) { 6474 PackageSetting ps = (PackageSetting) p.mExtras; 6475 if (ps != null) { 6476 // System apps are never considered stopped for purposes of 6477 // filtering, because there may be no way for the user to 6478 // actually re-launch them. 6479 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6480 && ps.getStopped(userId); 6481 } 6482 } 6483 return false; 6484 } 6485 6486 @Override 6487 protected boolean isPackageForFilter(String packageName, 6488 PackageParser.ProviderIntentInfo info) { 6489 return packageName.equals(info.provider.owner.packageName); 6490 } 6491 6492 @Override 6493 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 6494 int match, int userId) { 6495 if (!sUserManager.exists(userId)) 6496 return null; 6497 final PackageParser.ProviderIntentInfo info = filter; 6498 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 6499 return null; 6500 } 6501 final PackageParser.Provider provider = info.provider; 6502 if (mSafeMode && (provider.info.applicationInfo.flags 6503 & ApplicationInfo.FLAG_SYSTEM) == 0) { 6504 return null; 6505 } 6506 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 6507 if (ps == null) { 6508 return null; 6509 } 6510 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 6511 ps.readUserState(userId), userId); 6512 if (pi == null) { 6513 return null; 6514 } 6515 final ResolveInfo res = new ResolveInfo(); 6516 res.providerInfo = pi; 6517 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 6518 res.filter = filter; 6519 } 6520 res.priority = info.getPriority(); 6521 res.preferredOrder = provider.owner.mPreferredOrder; 6522 res.match = match; 6523 res.isDefault = info.hasDefault; 6524 res.labelRes = info.labelRes; 6525 res.nonLocalizedLabel = info.nonLocalizedLabel; 6526 res.icon = info.icon; 6527 res.system = isSystemApp(res.providerInfo.applicationInfo); 6528 return res; 6529 } 6530 6531 @Override 6532 protected void sortResults(List<ResolveInfo> results) { 6533 Collections.sort(results, mResolvePrioritySorter); 6534 } 6535 6536 @Override 6537 protected void dumpFilter(PrintWriter out, String prefix, 6538 PackageParser.ProviderIntentInfo filter) { 6539 out.print(prefix); 6540 out.print( 6541 Integer.toHexString(System.identityHashCode(filter.provider))); 6542 out.print(' '); 6543 filter.provider.printComponentShortName(out); 6544 out.print(" filter "); 6545 out.println(Integer.toHexString(System.identityHashCode(filter))); 6546 } 6547 6548 private final HashMap<ComponentName, PackageParser.Provider> mProviders 6549 = new HashMap<ComponentName, PackageParser.Provider>(); 6550 private int mFlags; 6551 }; 6552 6553 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 6554 new Comparator<ResolveInfo>() { 6555 public int compare(ResolveInfo r1, ResolveInfo r2) { 6556 int v1 = r1.priority; 6557 int v2 = r2.priority; 6558 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 6559 if (v1 != v2) { 6560 return (v1 > v2) ? -1 : 1; 6561 } 6562 v1 = r1.preferredOrder; 6563 v2 = r2.preferredOrder; 6564 if (v1 != v2) { 6565 return (v1 > v2) ? -1 : 1; 6566 } 6567 if (r1.isDefault != r2.isDefault) { 6568 return r1.isDefault ? -1 : 1; 6569 } 6570 v1 = r1.match; 6571 v2 = r2.match; 6572 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 6573 if (v1 != v2) { 6574 return (v1 > v2) ? -1 : 1; 6575 } 6576 if (r1.system != r2.system) { 6577 return r1.system ? -1 : 1; 6578 } 6579 return 0; 6580 } 6581 }; 6582 6583 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 6584 new Comparator<ProviderInfo>() { 6585 public int compare(ProviderInfo p1, ProviderInfo p2) { 6586 final int v1 = p1.initOrder; 6587 final int v2 = p2.initOrder; 6588 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 6589 } 6590 }; 6591 6592 static final void sendPackageBroadcast(String action, String pkg, 6593 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 6594 int[] userIds) { 6595 IActivityManager am = ActivityManagerNative.getDefault(); 6596 if (am != null) { 6597 try { 6598 if (userIds == null) { 6599 userIds = am.getRunningUserIds(); 6600 } 6601 for (int id : userIds) { 6602 final Intent intent = new Intent(action, 6603 pkg != null ? Uri.fromParts("package", pkg, null) : null); 6604 if (extras != null) { 6605 intent.putExtras(extras); 6606 } 6607 if (targetPkg != null) { 6608 intent.setPackage(targetPkg); 6609 } 6610 // Modify the UID when posting to other users 6611 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 6612 if (uid > 0 && UserHandle.getUserId(uid) != id) { 6613 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 6614 intent.putExtra(Intent.EXTRA_UID, uid); 6615 } 6616 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 6617 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 6618 if (DEBUG_BROADCASTS) { 6619 RuntimeException here = new RuntimeException("here"); 6620 here.fillInStackTrace(); 6621 Slog.d(TAG, "Sending to user " + id + ": " 6622 + intent.toShortString(false, true, false, false) 6623 + " " + intent.getExtras(), here); 6624 } 6625 am.broadcastIntent(null, intent, null, finishedReceiver, 6626 0, null, null, null, android.app.AppOpsManager.OP_NONE, 6627 finishedReceiver != null, false, id); 6628 } 6629 } catch (RemoteException ex) { 6630 } 6631 } 6632 } 6633 6634 /** 6635 * Check if the external storage media is available. This is true if there 6636 * is a mounted external storage medium or if the external storage is 6637 * emulated. 6638 */ 6639 private boolean isExternalMediaAvailable() { 6640 return mMediaMounted || Environment.isExternalStorageEmulated(); 6641 } 6642 6643 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 6644 // writer 6645 synchronized (mPackages) { 6646 if (!isExternalMediaAvailable()) { 6647 // If the external storage is no longer mounted at this point, 6648 // the caller may not have been able to delete all of this 6649 // packages files and can not delete any more. Bail. 6650 return null; 6651 } 6652 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 6653 if (lastPackage != null) { 6654 pkgs.remove(lastPackage); 6655 } 6656 if (pkgs.size() > 0) { 6657 return pkgs.get(0); 6658 } 6659 } 6660 return null; 6661 } 6662 6663 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 6664 if (false) { 6665 RuntimeException here = new RuntimeException("here"); 6666 here.fillInStackTrace(); 6667 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 6668 + " andCode=" + andCode, here); 6669 } 6670 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 6671 userId, andCode ? 1 : 0, packageName)); 6672 } 6673 6674 void startCleaningPackages() { 6675 // reader 6676 synchronized (mPackages) { 6677 if (!isExternalMediaAvailable()) { 6678 return; 6679 } 6680 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 6681 return; 6682 } 6683 } 6684 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 6685 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 6686 IActivityManager am = ActivityManagerNative.getDefault(); 6687 if (am != null) { 6688 try { 6689 am.startService(null, intent, null, UserHandle.USER_OWNER); 6690 } catch (RemoteException e) { 6691 } 6692 } 6693 } 6694 6695 private final class AppDirObserver extends FileObserver { 6696 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 6697 super(path, mask); 6698 mRootDir = path; 6699 mIsRom = isrom; 6700 mIsPrivileged = isPrivileged; 6701 } 6702 6703 public void onEvent(int event, String path) { 6704 String removedPackage = null; 6705 int removedAppId = -1; 6706 int[] removedUsers = null; 6707 String addedPackage = null; 6708 int addedAppId = -1; 6709 int[] addedUsers = null; 6710 6711 // TODO post a message to the handler to obtain serial ordering 6712 synchronized (mInstallLock) { 6713 String fullPathStr = null; 6714 File fullPath = null; 6715 if (path != null) { 6716 fullPath = new File(mRootDir, path); 6717 fullPathStr = fullPath.getPath(); 6718 } 6719 6720 if (DEBUG_APP_DIR_OBSERVER) 6721 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 6722 6723 if (!isPackageFilename(path)) { 6724 if (DEBUG_APP_DIR_OBSERVER) 6725 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 6726 return; 6727 } 6728 6729 // Ignore packages that are being installed or 6730 // have just been installed. 6731 if (ignoreCodePath(fullPathStr)) { 6732 return; 6733 } 6734 PackageParser.Package p = null; 6735 PackageSetting ps = null; 6736 // reader 6737 synchronized (mPackages) { 6738 p = mAppDirs.get(fullPathStr); 6739 if (p != null) { 6740 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 6741 if (ps != null) { 6742 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 6743 } else { 6744 removedUsers = sUserManager.getUserIds(); 6745 } 6746 } 6747 addedUsers = sUserManager.getUserIds(); 6748 } 6749 if ((event&REMOVE_EVENTS) != 0) { 6750 if (ps != null) { 6751 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 6752 removePackageLI(ps, true); 6753 removedPackage = ps.name; 6754 removedAppId = ps.appId; 6755 } 6756 } 6757 6758 if ((event&ADD_EVENTS) != 0) { 6759 if (p == null) { 6760 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 6761 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 6762 if (mIsRom) { 6763 flags |= PackageParser.PARSE_IS_SYSTEM 6764 | PackageParser.PARSE_IS_SYSTEM_DIR; 6765 if (mIsPrivileged) { 6766 flags |= PackageParser.PARSE_IS_PRIVILEGED; 6767 } 6768 } 6769 p = scanPackageLI(fullPath, flags, 6770 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 6771 System.currentTimeMillis(), UserHandle.ALL); 6772 if (p != null) { 6773 /* 6774 * TODO this seems dangerous as the package may have 6775 * changed since we last acquired the mPackages 6776 * lock. 6777 */ 6778 // writer 6779 synchronized (mPackages) { 6780 updatePermissionsLPw(p.packageName, p, 6781 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 6782 } 6783 addedPackage = p.applicationInfo.packageName; 6784 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 6785 } 6786 } 6787 } 6788 6789 // reader 6790 synchronized (mPackages) { 6791 mSettings.writeLPr(); 6792 } 6793 } 6794 6795 if (removedPackage != null) { 6796 Bundle extras = new Bundle(1); 6797 extras.putInt(Intent.EXTRA_UID, removedAppId); 6798 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 6799 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 6800 extras, null, null, removedUsers); 6801 } 6802 if (addedPackage != null) { 6803 Bundle extras = new Bundle(1); 6804 extras.putInt(Intent.EXTRA_UID, addedAppId); 6805 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 6806 extras, null, null, addedUsers); 6807 } 6808 } 6809 6810 private final String mRootDir; 6811 private final boolean mIsRom; 6812 private final boolean mIsPrivileged; 6813 } 6814 6815 /* 6816 * The old-style observer methods all just trampoline to the newer signature with 6817 * expanded install observer API. The older API continues to work but does not 6818 * supply the additional details of the Observer2 API. 6819 */ 6820 6821 /* Called when a downloaded package installation has been confirmed by the user */ 6822 public void installPackage( 6823 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 6824 installPackageEtc(packageURI, observer, null, flags, null); 6825 } 6826 6827 /* Called when a downloaded package installation has been confirmed by the user */ 6828 public void installPackage( 6829 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 6830 final String installerPackageName) { 6831 installPackageWithVerificationEtc(packageURI, observer, null, flags, 6832 installerPackageName, null, null, null); 6833 } 6834 6835 @Override 6836 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 6837 int flags, String installerPackageName, Uri verificationURI, 6838 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6839 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6840 VerificationParams.NO_UID, manifestDigest); 6841 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6842 installerPackageName, verificationParams, encryptionParams); 6843 } 6844 6845 public void installPackageWithVerificationAndEncryption(Uri packageURI, 6846 IPackageInstallObserver observer, int flags, String installerPackageName, 6847 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6848 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6849 installerPackageName, verificationParams, encryptionParams); 6850 } 6851 6852 /* 6853 * And here are the "live" versions that take both observer arguments 6854 */ 6855 public void installPackageEtc( 6856 final Uri packageURI, final IPackageInstallObserver observer, 6857 IPackageInstallObserver2 observer2, final int flags) { 6858 installPackageEtc(packageURI, observer, observer2, flags, null); 6859 } 6860 6861 public void installPackageEtc( 6862 final Uri packageURI, final IPackageInstallObserver observer, 6863 final IPackageInstallObserver2 observer2, final int flags, 6864 final String installerPackageName) { 6865 installPackageWithVerificationEtc(packageURI, observer, observer2, flags, 6866 installerPackageName, null, null, null); 6867 } 6868 6869 @Override 6870 public void installPackageWithVerificationEtc(Uri packageURI, IPackageInstallObserver observer, 6871 IPackageInstallObserver2 observer2, 6872 int flags, String installerPackageName, Uri verificationURI, 6873 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6874 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6875 VerificationParams.NO_UID, manifestDigest); 6876 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, observer2, flags, 6877 installerPackageName, verificationParams, encryptionParams); 6878 } 6879 6880 /* 6881 * All of the installPackage...*() methods redirect to this one for the master implementation 6882 */ 6883 public void installPackageWithVerificationAndEncryptionEtc(Uri packageURI, 6884 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 6885 int flags, String installerPackageName, 6886 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6887 if (observer == null && observer2 == null) { 6888 throw new IllegalArgumentException("No install observer supplied"); 6889 } 6890 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6891 null); 6892 6893 final int uid = Binder.getCallingUid(); 6894 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 6895 try { 6896 if (observer != null) { 6897 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6898 } 6899 if (observer2 != null) { 6900 observer2.packageInstalled("", null, PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6901 } 6902 } catch (RemoteException re) { 6903 } 6904 return; 6905 } 6906 6907 UserHandle user; 6908 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 6909 user = UserHandle.ALL; 6910 } else { 6911 user = new UserHandle(UserHandle.getUserId(uid)); 6912 } 6913 6914 final int filteredFlags; 6915 6916 if (uid == Process.SHELL_UID || uid == 0) { 6917 if (DEBUG_INSTALL) { 6918 Slog.v(TAG, "Install from ADB"); 6919 } 6920 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 6921 } else { 6922 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 6923 } 6924 6925 verificationParams.setInstallerUid(uid); 6926 6927 final Message msg = mHandler.obtainMessage(INIT_COPY); 6928 msg.obj = new InstallParams(packageURI, observer, observer2, filteredFlags, 6929 installerPackageName, verificationParams, encryptionParams, user); 6930 mHandler.sendMessage(msg); 6931 } 6932 6933 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 6934 Bundle extras = new Bundle(1); 6935 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 6936 6937 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 6938 packageName, extras, null, null, new int[] {userId}); 6939 try { 6940 IActivityManager am = ActivityManagerNative.getDefault(); 6941 final boolean isSystem = 6942 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 6943 if (isSystem && am.isUserRunning(userId, false)) { 6944 // The just-installed/enabled app is bundled on the system, so presumed 6945 // to be able to run automatically without needing an explicit launch. 6946 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 6947 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 6948 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 6949 .setPackage(packageName); 6950 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 6951 android.app.AppOpsManager.OP_NONE, false, false, userId); 6952 } 6953 } catch (RemoteException e) { 6954 // shouldn't happen 6955 Slog.w(TAG, "Unable to bootstrap installed package", e); 6956 } 6957 } 6958 6959 @Override 6960 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 6961 int userId) { 6962 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 6963 PackageSetting pkgSetting; 6964 final int uid = Binder.getCallingUid(); 6965 if (UserHandle.getUserId(uid) != userId) { 6966 mContext.enforceCallingOrSelfPermission( 6967 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6968 "setApplicationBlockedSetting for user " + userId); 6969 } 6970 6971 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 6972 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 6973 return false; 6974 } 6975 6976 long callingId = Binder.clearCallingIdentity(); 6977 try { 6978 boolean sendAdded = false; 6979 boolean sendRemoved = false; 6980 // writer 6981 synchronized (mPackages) { 6982 pkgSetting = mSettings.mPackages.get(packageName); 6983 if (pkgSetting == null) { 6984 return false; 6985 } 6986 if (pkgSetting.getBlocked(userId) != blocked) { 6987 pkgSetting.setBlocked(blocked, userId); 6988 mSettings.writePackageRestrictionsLPr(userId); 6989 if (blocked) { 6990 sendRemoved = true; 6991 } else { 6992 sendAdded = true; 6993 } 6994 } 6995 } 6996 if (sendAdded) { 6997 sendPackageAddedForUser(packageName, pkgSetting, userId); 6998 return true; 6999 } 7000 if (sendRemoved) { 7001 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7002 "blocking pkg"); 7003 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7004 } 7005 } finally { 7006 Binder.restoreCallingIdentity(callingId); 7007 } 7008 return false; 7009 } 7010 7011 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7012 int userId) { 7013 final PackageRemovedInfo info = new PackageRemovedInfo(); 7014 info.removedPackage = packageName; 7015 info.removedUsers = new int[] {userId}; 7016 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7017 info.sendBroadcast(false, false, false); 7018 } 7019 7020 /** 7021 * Returns true if application is not found or there was an error. Otherwise it returns 7022 * the blocked state of the package for the given user. 7023 */ 7024 @Override 7025 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7026 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7027 PackageSetting pkgSetting; 7028 final int uid = Binder.getCallingUid(); 7029 if (UserHandle.getUserId(uid) != userId) { 7030 mContext.enforceCallingPermission( 7031 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7032 "getApplicationBlocked for user " + userId); 7033 } 7034 long callingId = Binder.clearCallingIdentity(); 7035 try { 7036 // writer 7037 synchronized (mPackages) { 7038 pkgSetting = mSettings.mPackages.get(packageName); 7039 if (pkgSetting == null) { 7040 return true; 7041 } 7042 return pkgSetting.getBlocked(userId); 7043 } 7044 } finally { 7045 Binder.restoreCallingIdentity(callingId); 7046 } 7047 } 7048 7049 /** 7050 * @hide 7051 */ 7052 @Override 7053 public int installExistingPackageAsUser(String packageName, int userId) { 7054 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7055 null); 7056 PackageSetting pkgSetting; 7057 final int uid = Binder.getCallingUid(); 7058 if (UserHandle.getUserId(uid) != userId) { 7059 mContext.enforceCallingPermission( 7060 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7061 "installExistingPackage for user " + userId); 7062 } 7063 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7064 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7065 } 7066 7067 long callingId = Binder.clearCallingIdentity(); 7068 try { 7069 boolean sendAdded = false; 7070 Bundle extras = new Bundle(1); 7071 7072 // writer 7073 synchronized (mPackages) { 7074 pkgSetting = mSettings.mPackages.get(packageName); 7075 if (pkgSetting == null) { 7076 return PackageManager.INSTALL_FAILED_INVALID_URI; 7077 } 7078 if (!pkgSetting.getInstalled(userId)) { 7079 pkgSetting.setInstalled(true, userId); 7080 pkgSetting.setBlocked(false, userId); 7081 mSettings.writePackageRestrictionsLPr(userId); 7082 sendAdded = true; 7083 } 7084 } 7085 7086 if (sendAdded) { 7087 sendPackageAddedForUser(packageName, pkgSetting, userId); 7088 } 7089 } finally { 7090 Binder.restoreCallingIdentity(callingId); 7091 } 7092 7093 return PackageManager.INSTALL_SUCCEEDED; 7094 } 7095 7096 private boolean isUserRestricted(int userId, String restrictionKey) { 7097 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7098 if (restrictions.getBoolean(restrictionKey, false)) { 7099 Log.w(TAG, "User is restricted: " + restrictionKey); 7100 return true; 7101 } 7102 return false; 7103 } 7104 7105 @Override 7106 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7107 mContext.enforceCallingOrSelfPermission( 7108 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7109 "Only package verification agents can verify applications"); 7110 7111 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7112 final PackageVerificationResponse response = new PackageVerificationResponse( 7113 verificationCode, Binder.getCallingUid()); 7114 msg.arg1 = id; 7115 msg.obj = response; 7116 mHandler.sendMessage(msg); 7117 } 7118 7119 @Override 7120 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7121 long millisecondsToDelay) { 7122 mContext.enforceCallingOrSelfPermission( 7123 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7124 "Only package verification agents can extend verification timeouts"); 7125 7126 final PackageVerificationState state = mPendingVerification.get(id); 7127 final PackageVerificationResponse response = new PackageVerificationResponse( 7128 verificationCodeAtTimeout, Binder.getCallingUid()); 7129 7130 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7131 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7132 } 7133 if (millisecondsToDelay < 0) { 7134 millisecondsToDelay = 0; 7135 } 7136 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7137 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7138 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7139 } 7140 7141 if ((state != null) && !state.timeoutExtended()) { 7142 state.extendTimeout(); 7143 7144 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7145 msg.arg1 = id; 7146 msg.obj = response; 7147 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7148 } 7149 } 7150 7151 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7152 int verificationCode, UserHandle user) { 7153 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7154 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7155 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7156 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7157 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7158 7159 mContext.sendBroadcastAsUser(intent, user, 7160 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7161 } 7162 7163 private ComponentName matchComponentForVerifier(String packageName, 7164 List<ResolveInfo> receivers) { 7165 ActivityInfo targetReceiver = null; 7166 7167 final int NR = receivers.size(); 7168 for (int i = 0; i < NR; i++) { 7169 final ResolveInfo info = receivers.get(i); 7170 if (info.activityInfo == null) { 7171 continue; 7172 } 7173 7174 if (packageName.equals(info.activityInfo.packageName)) { 7175 targetReceiver = info.activityInfo; 7176 break; 7177 } 7178 } 7179 7180 if (targetReceiver == null) { 7181 return null; 7182 } 7183 7184 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7185 } 7186 7187 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7188 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7189 if (pkgInfo.verifiers.length == 0) { 7190 return null; 7191 } 7192 7193 final int N = pkgInfo.verifiers.length; 7194 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7195 for (int i = 0; i < N; i++) { 7196 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7197 7198 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7199 receivers); 7200 if (comp == null) { 7201 continue; 7202 } 7203 7204 final int verifierUid = getUidForVerifier(verifierInfo); 7205 if (verifierUid == -1) { 7206 continue; 7207 } 7208 7209 if (DEBUG_VERIFY) { 7210 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7211 + " with the correct signature"); 7212 } 7213 sufficientVerifiers.add(comp); 7214 verificationState.addSufficientVerifier(verifierUid); 7215 } 7216 7217 return sufficientVerifiers; 7218 } 7219 7220 private int getUidForVerifier(VerifierInfo verifierInfo) { 7221 synchronized (mPackages) { 7222 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 7223 if (pkg == null) { 7224 return -1; 7225 } else if (pkg.mSignatures.length != 1) { 7226 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7227 + " has more than one signature; ignoring"); 7228 return -1; 7229 } 7230 7231 /* 7232 * If the public key of the package's signature does not match 7233 * our expected public key, then this is a different package and 7234 * we should skip. 7235 */ 7236 7237 final byte[] expectedPublicKey; 7238 try { 7239 final Signature verifierSig = pkg.mSignatures[0]; 7240 final PublicKey publicKey = verifierSig.getPublicKey(); 7241 expectedPublicKey = publicKey.getEncoded(); 7242 } catch (CertificateException e) { 7243 return -1; 7244 } 7245 7246 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 7247 7248 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 7249 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7250 + " does not have the expected public key; ignoring"); 7251 return -1; 7252 } 7253 7254 return pkg.applicationInfo.uid; 7255 } 7256 } 7257 7258 public void finishPackageInstall(int token) { 7259 enforceSystemOrRoot("Only the system is allowed to finish installs"); 7260 7261 if (DEBUG_INSTALL) { 7262 Slog.v(TAG, "BM finishing package install for " + token); 7263 } 7264 7265 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7266 mHandler.sendMessage(msg); 7267 } 7268 7269 /** 7270 * Get the verification agent timeout. 7271 * 7272 * @return verification timeout in milliseconds 7273 */ 7274 private long getVerificationTimeout() { 7275 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 7276 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 7277 DEFAULT_VERIFICATION_TIMEOUT); 7278 } 7279 7280 /** 7281 * Get the default verification agent response code. 7282 * 7283 * @return default verification response code 7284 */ 7285 private int getDefaultVerificationResponse() { 7286 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7287 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 7288 DEFAULT_VERIFICATION_RESPONSE); 7289 } 7290 7291 /** 7292 * Check whether or not package verification has been enabled. 7293 * 7294 * @return true if verification should be performed 7295 */ 7296 private boolean isVerificationEnabled(int flags) { 7297 if (!DEFAULT_VERIFY_ENABLE) { 7298 return false; 7299 } 7300 7301 // Check if installing from ADB 7302 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 7303 // Do not run verification in a test harness environment 7304 if (ActivityManager.isRunningInTestHarness()) { 7305 return false; 7306 } 7307 // Check if the developer does not want package verification for ADB installs 7308 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7309 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 7310 return false; 7311 } 7312 } 7313 7314 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7315 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 7316 } 7317 7318 /** 7319 * Get the "allow unknown sources" setting. 7320 * 7321 * @return the current "allow unknown sources" setting 7322 */ 7323 private int getUnknownSourcesSettings() { 7324 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7325 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 7326 -1); 7327 } 7328 7329 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 7330 final int uid = Binder.getCallingUid(); 7331 // writer 7332 synchronized (mPackages) { 7333 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 7334 if (targetPackageSetting == null) { 7335 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 7336 } 7337 7338 PackageSetting installerPackageSetting; 7339 if (installerPackageName != null) { 7340 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 7341 if (installerPackageSetting == null) { 7342 throw new IllegalArgumentException("Unknown installer package: " 7343 + installerPackageName); 7344 } 7345 } else { 7346 installerPackageSetting = null; 7347 } 7348 7349 Signature[] callerSignature; 7350 Object obj = mSettings.getUserIdLPr(uid); 7351 if (obj != null) { 7352 if (obj instanceof SharedUserSetting) { 7353 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 7354 } else if (obj instanceof PackageSetting) { 7355 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 7356 } else { 7357 throw new SecurityException("Bad object " + obj + " for uid " + uid); 7358 } 7359 } else { 7360 throw new SecurityException("Unknown calling uid " + uid); 7361 } 7362 7363 // Verify: can't set installerPackageName to a package that is 7364 // not signed with the same cert as the caller. 7365 if (installerPackageSetting != null) { 7366 if (compareSignatures(callerSignature, 7367 installerPackageSetting.signatures.mSignatures) 7368 != PackageManager.SIGNATURE_MATCH) { 7369 throw new SecurityException( 7370 "Caller does not have same cert as new installer package " 7371 + installerPackageName); 7372 } 7373 } 7374 7375 // Verify: if target already has an installer package, it must 7376 // be signed with the same cert as the caller. 7377 if (targetPackageSetting.installerPackageName != null) { 7378 PackageSetting setting = mSettings.mPackages.get( 7379 targetPackageSetting.installerPackageName); 7380 // If the currently set package isn't valid, then it's always 7381 // okay to change it. 7382 if (setting != null) { 7383 if (compareSignatures(callerSignature, 7384 setting.signatures.mSignatures) 7385 != PackageManager.SIGNATURE_MATCH) { 7386 throw new SecurityException( 7387 "Caller does not have same cert as old installer package " 7388 + targetPackageSetting.installerPackageName); 7389 } 7390 } 7391 } 7392 7393 // Okay! 7394 targetPackageSetting.installerPackageName = installerPackageName; 7395 scheduleWriteSettingsLocked(); 7396 } 7397 } 7398 7399 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 7400 // Queue up an async operation since the package installation may take a little while. 7401 mHandler.post(new Runnable() { 7402 public void run() { 7403 mHandler.removeCallbacks(this); 7404 // Result object to be returned 7405 PackageInstalledInfo res = new PackageInstalledInfo(); 7406 res.returnCode = currentStatus; 7407 res.uid = -1; 7408 res.pkg = null; 7409 res.removedInfo = new PackageRemovedInfo(); 7410 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 7411 args.doPreInstall(res.returnCode); 7412 synchronized (mInstallLock) { 7413 installPackageLI(args, true, res); 7414 } 7415 args.doPostInstall(res.returnCode, res.uid); 7416 } 7417 7418 // A restore should be performed at this point if (a) the install 7419 // succeeded, (b) the operation is not an update, and (c) the new 7420 // package has a backupAgent defined. 7421 final boolean update = res.removedInfo.removedPackage != null; 7422 boolean doRestore = (!update 7423 && res.pkg != null 7424 && res.pkg.applicationInfo.backupAgentName != null); 7425 7426 // Set up the post-install work request bookkeeping. This will be used 7427 // and cleaned up by the post-install event handling regardless of whether 7428 // there's a restore pass performed. Token values are >= 1. 7429 int token; 7430 if (mNextInstallToken < 0) mNextInstallToken = 1; 7431 token = mNextInstallToken++; 7432 7433 PostInstallData data = new PostInstallData(args, res); 7434 mRunningInstalls.put(token, data); 7435 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 7436 7437 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 7438 // Pass responsibility to the Backup Manager. It will perform a 7439 // restore if appropriate, then pass responsibility back to the 7440 // Package Manager to run the post-install observer callbacks 7441 // and broadcasts. 7442 IBackupManager bm = IBackupManager.Stub.asInterface( 7443 ServiceManager.getService(Context.BACKUP_SERVICE)); 7444 if (bm != null) { 7445 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 7446 + " to BM for possible restore"); 7447 try { 7448 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 7449 } catch (RemoteException e) { 7450 // can't happen; the backup manager is local 7451 } catch (Exception e) { 7452 Slog.e(TAG, "Exception trying to enqueue restore", e); 7453 doRestore = false; 7454 } 7455 } else { 7456 Slog.e(TAG, "Backup Manager not found!"); 7457 doRestore = false; 7458 } 7459 } 7460 7461 if (!doRestore) { 7462 // No restore possible, or the Backup Manager was mysteriously not 7463 // available -- just fire the post-install work request directly. 7464 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 7465 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7466 mHandler.sendMessage(msg); 7467 } 7468 } 7469 }); 7470 } 7471 7472 private abstract class HandlerParams { 7473 private static final int MAX_RETRIES = 4; 7474 7475 /** 7476 * Number of times startCopy() has been attempted and had a non-fatal 7477 * error. 7478 */ 7479 private int mRetries = 0; 7480 7481 /** User handle for the user requesting the information or installation. */ 7482 private final UserHandle mUser; 7483 7484 HandlerParams(UserHandle user) { 7485 mUser = user; 7486 } 7487 7488 UserHandle getUser() { 7489 return mUser; 7490 } 7491 7492 final boolean startCopy() { 7493 boolean res; 7494 try { 7495 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 7496 7497 if (++mRetries > MAX_RETRIES) { 7498 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 7499 mHandler.sendEmptyMessage(MCS_GIVE_UP); 7500 handleServiceError(); 7501 return false; 7502 } else { 7503 handleStartCopy(); 7504 res = true; 7505 } 7506 } catch (RemoteException e) { 7507 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 7508 mHandler.sendEmptyMessage(MCS_RECONNECT); 7509 res = false; 7510 } 7511 handleReturnCode(); 7512 return res; 7513 } 7514 7515 final void serviceError() { 7516 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 7517 handleServiceError(); 7518 handleReturnCode(); 7519 } 7520 7521 abstract void handleStartCopy() throws RemoteException; 7522 abstract void handleServiceError(); 7523 abstract void handleReturnCode(); 7524 } 7525 7526 class MeasureParams extends HandlerParams { 7527 private final PackageStats mStats; 7528 private boolean mSuccess; 7529 7530 private final IPackageStatsObserver mObserver; 7531 7532 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 7533 super(new UserHandle(stats.userHandle)); 7534 mObserver = observer; 7535 mStats = stats; 7536 } 7537 7538 @Override 7539 public String toString() { 7540 return "MeasureParams{" 7541 + Integer.toHexString(System.identityHashCode(this)) 7542 + " " + mStats.packageName + "}"; 7543 } 7544 7545 @Override 7546 void handleStartCopy() throws RemoteException { 7547 synchronized (mInstallLock) { 7548 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 7549 } 7550 7551 if (mSuccess) { 7552 final boolean mounted; 7553 if (Environment.isExternalStorageEmulated()) { 7554 mounted = true; 7555 } else { 7556 final String status = Environment.getExternalStorageState(); 7557 mounted = (Environment.MEDIA_MOUNTED.equals(status) 7558 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 7559 } 7560 7561 if (mounted) { 7562 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 7563 7564 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 7565 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 7566 7567 mStats.externalDataSize = calculateDirectorySize(mContainerService, 7568 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 7569 7570 // Always subtract cache size, since it's a subdirectory 7571 mStats.externalDataSize -= mStats.externalCacheSize; 7572 7573 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 7574 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 7575 7576 mStats.externalObbSize = calculateDirectorySize(mContainerService, 7577 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 7578 } 7579 } 7580 } 7581 7582 @Override 7583 void handleReturnCode() { 7584 if (mObserver != null) { 7585 try { 7586 mObserver.onGetStatsCompleted(mStats, mSuccess); 7587 } catch (RemoteException e) { 7588 Slog.i(TAG, "Observer no longer exists."); 7589 } 7590 } 7591 } 7592 7593 @Override 7594 void handleServiceError() { 7595 Slog.e(TAG, "Could not measure application " + mStats.packageName 7596 + " external storage"); 7597 } 7598 } 7599 7600 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 7601 throws RemoteException { 7602 long result = 0; 7603 for (File path : paths) { 7604 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 7605 } 7606 return result; 7607 } 7608 7609 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 7610 for (File path : paths) { 7611 try { 7612 mcs.clearDirectory(path.getAbsolutePath()); 7613 } catch (RemoteException e) { 7614 } 7615 } 7616 } 7617 7618 class InstallParams extends HandlerParams { 7619 final IPackageInstallObserver observer; 7620 final IPackageInstallObserver2 observer2; 7621 int flags; 7622 7623 private final Uri mPackageURI; 7624 final String installerPackageName; 7625 final VerificationParams verificationParams; 7626 private InstallArgs mArgs; 7627 private int mRet; 7628 private File mTempPackage; 7629 final ContainerEncryptionParams encryptionParams; 7630 7631 InstallParams(Uri packageURI, 7632 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 7633 int flags, String installerPackageName, VerificationParams verificationParams, 7634 ContainerEncryptionParams encryptionParams, UserHandle user) { 7635 super(user); 7636 this.mPackageURI = packageURI; 7637 this.flags = flags; 7638 this.observer = observer; 7639 this.observer2 = observer2; 7640 this.installerPackageName = installerPackageName; 7641 this.verificationParams = verificationParams; 7642 this.encryptionParams = encryptionParams; 7643 } 7644 7645 @Override 7646 public String toString() { 7647 return "InstallParams{" 7648 + Integer.toHexString(System.identityHashCode(this)) 7649 + " " + mPackageURI + "}"; 7650 } 7651 7652 public ManifestDigest getManifestDigest() { 7653 if (verificationParams == null) { 7654 return null; 7655 } 7656 return verificationParams.getManifestDigest(); 7657 } 7658 7659 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 7660 String packageName = pkgLite.packageName; 7661 int installLocation = pkgLite.installLocation; 7662 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7663 // reader 7664 synchronized (mPackages) { 7665 PackageParser.Package pkg = mPackages.get(packageName); 7666 if (pkg != null) { 7667 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7668 // Check for downgrading. 7669 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 7670 if (pkgLite.versionCode < pkg.mVersionCode) { 7671 Slog.w(TAG, "Can't install update of " + packageName 7672 + " update version " + pkgLite.versionCode 7673 + " is older than installed version " 7674 + pkg.mVersionCode); 7675 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 7676 } 7677 } 7678 // Check for updated system application. 7679 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 7680 if (onSd) { 7681 Slog.w(TAG, "Cannot install update to system app on sdcard"); 7682 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 7683 } 7684 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7685 } else { 7686 if (onSd) { 7687 // Install flag overrides everything. 7688 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7689 } 7690 // If current upgrade specifies particular preference 7691 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 7692 // Application explicitly specified internal. 7693 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7694 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 7695 // App explictly prefers external. Let policy decide 7696 } else { 7697 // Prefer previous location 7698 if (isExternal(pkg)) { 7699 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7700 } 7701 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7702 } 7703 } 7704 } else { 7705 // Invalid install. Return error code 7706 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 7707 } 7708 } 7709 } 7710 // All the special cases have been taken care of. 7711 // Return result based on recommended install location. 7712 if (onSd) { 7713 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7714 } 7715 return pkgLite.recommendedInstallLocation; 7716 } 7717 7718 private long getMemoryLowThreshold() { 7719 final DeviceStorageMonitorInternal 7720 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7721 if (dsm == null) { 7722 return 0L; 7723 } 7724 return dsm.getMemoryLowThreshold(); 7725 } 7726 7727 /* 7728 * Invoke remote method to get package information and install 7729 * location values. Override install location based on default 7730 * policy if needed and then create install arguments based 7731 * on the install location. 7732 */ 7733 public void handleStartCopy() throws RemoteException { 7734 int ret = PackageManager.INSTALL_SUCCEEDED; 7735 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7736 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 7737 PackageInfoLite pkgLite = null; 7738 7739 if (onInt && onSd) { 7740 // Check if both bits are set. 7741 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 7742 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7743 } else { 7744 final long lowThreshold = getMemoryLowThreshold(); 7745 if (lowThreshold == 0L) { 7746 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7747 } 7748 7749 try { 7750 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 7751 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7752 7753 final File packageFile; 7754 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 7755 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 7756 if (mTempPackage != null) { 7757 ParcelFileDescriptor out; 7758 try { 7759 out = ParcelFileDescriptor.open(mTempPackage, 7760 ParcelFileDescriptor.MODE_READ_WRITE); 7761 } catch (FileNotFoundException e) { 7762 out = null; 7763 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 7764 } 7765 7766 // Make a temporary file for decryption. 7767 ret = mContainerService 7768 .copyResource(mPackageURI, encryptionParams, out); 7769 IoUtils.closeQuietly(out); 7770 7771 packageFile = mTempPackage; 7772 7773 FileUtils.setPermissions(packageFile.getAbsolutePath(), 7774 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 7775 | FileUtils.S_IROTH, 7776 -1, -1); 7777 } else { 7778 packageFile = null; 7779 } 7780 } else { 7781 packageFile = new File(mPackageURI.getPath()); 7782 } 7783 7784 if (packageFile != null) { 7785 // Remote call to find out default install location 7786 final String packageFilePath = packageFile.getAbsolutePath(); 7787 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, flags, 7788 lowThreshold); 7789 7790 /* 7791 * If we have too little free space, try to free cache 7792 * before giving up. 7793 */ 7794 if (pkgLite.recommendedInstallLocation 7795 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7796 final long size = mContainerService.calculateInstalledSize( 7797 packageFilePath, isForwardLocked()); 7798 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 7799 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, 7800 flags, lowThreshold); 7801 } 7802 /* 7803 * The cache free must have deleted the file we 7804 * downloaded to install. 7805 * 7806 * TODO: fix the "freeCache" call to not delete 7807 * the file we care about. 7808 */ 7809 if (pkgLite.recommendedInstallLocation 7810 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7811 pkgLite.recommendedInstallLocation 7812 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 7813 } 7814 } 7815 } 7816 } finally { 7817 mContext.revokeUriPermission(mPackageURI, 7818 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7819 } 7820 } 7821 7822 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7823 int loc = pkgLite.recommendedInstallLocation; 7824 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 7825 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7826 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 7827 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7828 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7829 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7830 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 7831 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 7832 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7833 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 7834 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 7835 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 7836 } else { 7837 // Override with defaults if needed. 7838 loc = installLocationPolicy(pkgLite, flags); 7839 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 7840 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 7841 } else if (!onSd && !onInt) { 7842 // Override install location with flags 7843 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 7844 // Set the flag to install on external media. 7845 flags |= PackageManager.INSTALL_EXTERNAL; 7846 flags &= ~PackageManager.INSTALL_INTERNAL; 7847 } else { 7848 // Make sure the flag for installing on external 7849 // media is unset 7850 flags |= PackageManager.INSTALL_INTERNAL; 7851 flags &= ~PackageManager.INSTALL_EXTERNAL; 7852 } 7853 } 7854 } 7855 } 7856 7857 final InstallArgs args = createInstallArgs(this); 7858 mArgs = args; 7859 7860 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7861 /* 7862 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 7863 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 7864 */ 7865 int userIdentifier = getUser().getIdentifier(); 7866 if (userIdentifier == UserHandle.USER_ALL 7867 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 7868 userIdentifier = UserHandle.USER_OWNER; 7869 } 7870 7871 /* 7872 * Determine if we have any installed package verifiers. If we 7873 * do, then we'll defer to them to verify the packages. 7874 */ 7875 final int requiredUid = mRequiredVerifierPackage == null ? -1 7876 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 7877 if (requiredUid != -1 && isVerificationEnabled(flags)) { 7878 final Intent verification = new Intent( 7879 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 7880 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 7881 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7882 7883 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 7884 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 7885 0 /* TODO: Which userId? */); 7886 7887 if (DEBUG_VERIFY) { 7888 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 7889 + verification.toString() + " with " + pkgLite.verifiers.length 7890 + " optional verifiers"); 7891 } 7892 7893 final int verificationId = mPendingVerificationToken++; 7894 7895 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7896 7897 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 7898 installerPackageName); 7899 7900 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 7901 7902 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 7903 pkgLite.packageName); 7904 7905 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 7906 pkgLite.versionCode); 7907 7908 if (verificationParams != null) { 7909 if (verificationParams.getVerificationURI() != null) { 7910 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 7911 verificationParams.getVerificationURI()); 7912 } 7913 if (verificationParams.getOriginatingURI() != null) { 7914 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 7915 verificationParams.getOriginatingURI()); 7916 } 7917 if (verificationParams.getReferrer() != null) { 7918 verification.putExtra(Intent.EXTRA_REFERRER, 7919 verificationParams.getReferrer()); 7920 } 7921 if (verificationParams.getOriginatingUid() >= 0) { 7922 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 7923 verificationParams.getOriginatingUid()); 7924 } 7925 if (verificationParams.getInstallerUid() >= 0) { 7926 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 7927 verificationParams.getInstallerUid()); 7928 } 7929 } 7930 7931 final PackageVerificationState verificationState = new PackageVerificationState( 7932 requiredUid, args); 7933 7934 mPendingVerification.append(verificationId, verificationState); 7935 7936 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 7937 receivers, verificationState); 7938 7939 /* 7940 * If any sufficient verifiers were listed in the package 7941 * manifest, attempt to ask them. 7942 */ 7943 if (sufficientVerifiers != null) { 7944 final int N = sufficientVerifiers.size(); 7945 if (N == 0) { 7946 Slog.i(TAG, "Additional verifiers required, but none installed."); 7947 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 7948 } else { 7949 for (int i = 0; i < N; i++) { 7950 final ComponentName verifierComponent = sufficientVerifiers.get(i); 7951 7952 final Intent sufficientIntent = new Intent(verification); 7953 sufficientIntent.setComponent(verifierComponent); 7954 7955 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 7956 } 7957 } 7958 } 7959 7960 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 7961 mRequiredVerifierPackage, receivers); 7962 if (ret == PackageManager.INSTALL_SUCCEEDED 7963 && mRequiredVerifierPackage != null) { 7964 /* 7965 * Send the intent to the required verification agent, 7966 * but only start the verification timeout after the 7967 * target BroadcastReceivers have run. 7968 */ 7969 verification.setComponent(requiredVerifierComponent); 7970 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 7971 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7972 new BroadcastReceiver() { 7973 @Override 7974 public void onReceive(Context context, Intent intent) { 7975 final Message msg = mHandler 7976 .obtainMessage(CHECK_PENDING_VERIFICATION); 7977 msg.arg1 = verificationId; 7978 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 7979 } 7980 }, null, 0, null, null); 7981 7982 /* 7983 * We don't want the copy to proceed until verification 7984 * succeeds, so null out this field. 7985 */ 7986 mArgs = null; 7987 } 7988 } else { 7989 /* 7990 * No package verification is enabled, so immediately start 7991 * the remote call to initiate copy using temporary file. 7992 */ 7993 ret = args.copyApk(mContainerService, true); 7994 } 7995 } 7996 7997 mRet = ret; 7998 } 7999 8000 @Override 8001 void handleReturnCode() { 8002 // If mArgs is null, then MCS couldn't be reached. When it 8003 // reconnects, it will try again to install. At that point, this 8004 // will succeed. 8005 if (mArgs != null) { 8006 processPendingInstall(mArgs, mRet); 8007 8008 if (mTempPackage != null) { 8009 if (!mTempPackage.delete()) { 8010 Slog.w(TAG, "Couldn't delete temporary file: " + 8011 mTempPackage.getAbsolutePath()); 8012 } 8013 } 8014 } 8015 } 8016 8017 @Override 8018 void handleServiceError() { 8019 mArgs = createInstallArgs(this); 8020 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8021 } 8022 8023 public boolean isForwardLocked() { 8024 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8025 } 8026 8027 public Uri getPackageUri() { 8028 if (mTempPackage != null) { 8029 return Uri.fromFile(mTempPackage); 8030 } else { 8031 return mPackageURI; 8032 } 8033 } 8034 } 8035 8036 /* 8037 * Utility class used in movePackage api. 8038 * srcArgs and targetArgs are not set for invalid flags and make 8039 * sure to do null checks when invoking methods on them. 8040 * We probably want to return ErrorPrams for both failed installs 8041 * and moves. 8042 */ 8043 class MoveParams extends HandlerParams { 8044 final IPackageMoveObserver observer; 8045 final int flags; 8046 final String packageName; 8047 final InstallArgs srcArgs; 8048 final InstallArgs targetArgs; 8049 int uid; 8050 int mRet; 8051 8052 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8053 String packageName, String dataDir, int uid, UserHandle user) { 8054 super(user); 8055 this.srcArgs = srcArgs; 8056 this.observer = observer; 8057 this.flags = flags; 8058 this.packageName = packageName; 8059 this.uid = uid; 8060 if (srcArgs != null) { 8061 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 8062 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 8063 } else { 8064 targetArgs = null; 8065 } 8066 } 8067 8068 @Override 8069 public String toString() { 8070 return "MoveParams{" 8071 + Integer.toHexString(System.identityHashCode(this)) 8072 + " " + packageName + "}"; 8073 } 8074 8075 public void handleStartCopy() throws RemoteException { 8076 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8077 // Check for storage space on target medium 8078 if (!targetArgs.checkFreeStorage(mContainerService)) { 8079 Log.w(TAG, "Insufficient storage to install"); 8080 return; 8081 } 8082 8083 mRet = srcArgs.doPreCopy(); 8084 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8085 return; 8086 } 8087 8088 mRet = targetArgs.copyApk(mContainerService, false); 8089 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8090 srcArgs.doPostCopy(uid); 8091 return; 8092 } 8093 8094 mRet = srcArgs.doPostCopy(uid); 8095 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8096 return; 8097 } 8098 8099 mRet = targetArgs.doPreInstall(mRet); 8100 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8101 return; 8102 } 8103 8104 if (DEBUG_SD_INSTALL) { 8105 StringBuilder builder = new StringBuilder(); 8106 if (srcArgs != null) { 8107 builder.append("src: "); 8108 builder.append(srcArgs.getCodePath()); 8109 } 8110 if (targetArgs != null) { 8111 builder.append(" target : "); 8112 builder.append(targetArgs.getCodePath()); 8113 } 8114 Log.i(TAG, builder.toString()); 8115 } 8116 } 8117 8118 @Override 8119 void handleReturnCode() { 8120 targetArgs.doPostInstall(mRet, uid); 8121 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8122 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8123 currentStatus = PackageManager.MOVE_SUCCEEDED; 8124 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8125 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8126 } 8127 processPendingMove(this, currentStatus); 8128 } 8129 8130 @Override 8131 void handleServiceError() { 8132 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8133 } 8134 } 8135 8136 /** 8137 * Used during creation of InstallArgs 8138 * 8139 * @param flags package installation flags 8140 * @return true if should be installed on external storage 8141 */ 8142 private static boolean installOnSd(int flags) { 8143 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8144 return false; 8145 } 8146 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8147 return true; 8148 } 8149 return false; 8150 } 8151 8152 /** 8153 * Used during creation of InstallArgs 8154 * 8155 * @param flags package installation flags 8156 * @return true if should be installed as forward locked 8157 */ 8158 private static boolean installForwardLocked(int flags) { 8159 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8160 } 8161 8162 private InstallArgs createInstallArgs(InstallParams params) { 8163 if (installOnSd(params.flags) || params.isForwardLocked()) { 8164 return new AsecInstallArgs(params); 8165 } else { 8166 return new FileInstallArgs(params); 8167 } 8168 } 8169 8170 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 8171 String nativeLibraryPath) { 8172 final boolean isInAsec; 8173 if (installOnSd(flags)) { 8174 /* Apps on SD card are always in ASEC containers. */ 8175 isInAsec = true; 8176 } else if (installForwardLocked(flags) 8177 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8178 /* 8179 * Forward-locked apps are only in ASEC containers if they're the 8180 * new style 8181 */ 8182 isInAsec = true; 8183 } else { 8184 isInAsec = false; 8185 } 8186 8187 if (isInAsec) { 8188 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 8189 installOnSd(flags), installForwardLocked(flags)); 8190 } else { 8191 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 8192 } 8193 } 8194 8195 // Used by package mover 8196 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 8197 if (installOnSd(flags) || installForwardLocked(flags)) { 8198 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 8199 + AsecInstallArgs.RES_FILE_NAME); 8200 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 8201 installForwardLocked(flags)); 8202 } else { 8203 return new FileInstallArgs(packageURI, pkgName, dataDir); 8204 } 8205 } 8206 8207 static abstract class InstallArgs { 8208 final IPackageInstallObserver observer; 8209 final IPackageInstallObserver2 observer2; 8210 // Always refers to PackageManager flags only 8211 final int flags; 8212 final Uri packageURI; 8213 final String installerPackageName; 8214 final ManifestDigest manifestDigest; 8215 final UserHandle user; 8216 8217 InstallArgs(Uri packageURI, 8218 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 8219 int flags, String installerPackageName, ManifestDigest manifestDigest, 8220 UserHandle user) { 8221 this.packageURI = packageURI; 8222 this.flags = flags; 8223 this.observer = observer; 8224 this.observer2 = observer2; 8225 this.installerPackageName = installerPackageName; 8226 this.manifestDigest = manifestDigest; 8227 this.user = user; 8228 } 8229 8230 abstract void createCopyFile(); 8231 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8232 abstract int doPreInstall(int status); 8233 abstract boolean doRename(int status, String pkgName, String oldCodePath); 8234 8235 abstract int doPostInstall(int status, int uid); 8236 abstract String getCodePath(); 8237 abstract String getResourcePath(); 8238 abstract String getNativeLibraryPath(); 8239 // Need installer lock especially for dex file removal. 8240 abstract void cleanUpResourcesLI(); 8241 abstract boolean doPostDeleteLI(boolean delete); 8242 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8243 8244 /** 8245 * Called before the source arguments are copied. This is used mostly 8246 * for MoveParams when it needs to read the source file to put it in the 8247 * destination. 8248 */ 8249 int doPreCopy() { 8250 return PackageManager.INSTALL_SUCCEEDED; 8251 } 8252 8253 /** 8254 * Called after the source arguments are copied. This is used mostly for 8255 * MoveParams when it needs to read the source file to put it in the 8256 * destination. 8257 * 8258 * @return 8259 */ 8260 int doPostCopy(int uid) { 8261 return PackageManager.INSTALL_SUCCEEDED; 8262 } 8263 8264 protected boolean isFwdLocked() { 8265 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8266 } 8267 8268 UserHandle getUser() { 8269 return user; 8270 } 8271 } 8272 8273 class FileInstallArgs extends InstallArgs { 8274 File installDir; 8275 String codeFileName; 8276 String resourceFileName; 8277 String libraryPath; 8278 boolean created = false; 8279 8280 FileInstallArgs(InstallParams params) { 8281 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8282 params.installerPackageName, params.getManifestDigest(), 8283 params.getUser()); 8284 } 8285 8286 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 8287 super(null, null, null, 0, null, null, null); 8288 File codeFile = new File(fullCodePath); 8289 installDir = codeFile.getParentFile(); 8290 codeFileName = fullCodePath; 8291 resourceFileName = fullResourcePath; 8292 libraryPath = nativeLibraryPath; 8293 } 8294 8295 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 8296 super(packageURI, null, null, 0, null, null, null); 8297 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8298 String apkName = getNextCodePath(null, pkgName, ".apk"); 8299 codeFileName = new File(installDir, apkName + ".apk").getPath(); 8300 resourceFileName = getResourcePathFromCodePath(); 8301 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 8302 } 8303 8304 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8305 final long lowThreshold; 8306 8307 final DeviceStorageMonitorInternal 8308 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8309 if (dsm == null) { 8310 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8311 lowThreshold = 0L; 8312 } else { 8313 if (dsm.isMemoryLow()) { 8314 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 8315 return false; 8316 } 8317 8318 lowThreshold = dsm.getMemoryLowThreshold(); 8319 } 8320 8321 try { 8322 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8323 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8324 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 8325 } finally { 8326 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8327 } 8328 } 8329 8330 String getCodePath() { 8331 return codeFileName; 8332 } 8333 8334 void createCopyFile() { 8335 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8336 codeFileName = createTempPackageFile(installDir).getPath(); 8337 resourceFileName = getResourcePathFromCodePath(); 8338 libraryPath = getLibraryPathFromCodePath(); 8339 created = true; 8340 } 8341 8342 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8343 if (temp) { 8344 // Generate temp file name 8345 createCopyFile(); 8346 } 8347 // Get a ParcelFileDescriptor to write to the output file 8348 File codeFile = new File(codeFileName); 8349 if (!created) { 8350 try { 8351 codeFile.createNewFile(); 8352 // Set permissions 8353 if (!setPermissions()) { 8354 // Failed setting permissions. 8355 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8356 } 8357 } catch (IOException e) { 8358 Slog.w(TAG, "Failed to create file " + codeFile); 8359 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8360 } 8361 } 8362 ParcelFileDescriptor out = null; 8363 try { 8364 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 8365 } catch (FileNotFoundException e) { 8366 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 8367 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8368 } 8369 // Copy the resource now 8370 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8371 try { 8372 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8373 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8374 ret = imcs.copyResource(packageURI, null, out); 8375 } finally { 8376 IoUtils.closeQuietly(out); 8377 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8378 } 8379 8380 if (isFwdLocked()) { 8381 final File destResourceFile = new File(getResourcePath()); 8382 8383 // Copy the public files 8384 try { 8385 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 8386 } catch (IOException e) { 8387 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 8388 + " forward-locked app."); 8389 destResourceFile.delete(); 8390 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8391 } 8392 } 8393 8394 final File nativeLibraryFile = new File(getNativeLibraryPath()); 8395 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 8396 if (nativeLibraryFile.exists()) { 8397 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8398 nativeLibraryFile.delete(); 8399 } 8400 try { 8401 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 8402 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8403 return copyRet; 8404 } 8405 } catch (IOException e) { 8406 Slog.e(TAG, "Copying native libraries failed", e); 8407 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8408 } 8409 8410 return ret; 8411 } 8412 8413 int doPreInstall(int status) { 8414 if (status != PackageManager.INSTALL_SUCCEEDED) { 8415 cleanUp(); 8416 } 8417 return status; 8418 } 8419 8420 boolean doRename(int status, final String pkgName, String oldCodePath) { 8421 if (status != PackageManager.INSTALL_SUCCEEDED) { 8422 cleanUp(); 8423 return false; 8424 } else { 8425 final File oldCodeFile = new File(getCodePath()); 8426 final File oldResourceFile = new File(getResourcePath()); 8427 final File oldLibraryFile = new File(getNativeLibraryPath()); 8428 8429 // Rename APK file based on packageName 8430 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 8431 final File newCodeFile = new File(installDir, apkName + ".apk"); 8432 if (!oldCodeFile.renameTo(newCodeFile)) { 8433 return false; 8434 } 8435 codeFileName = newCodeFile.getPath(); 8436 8437 // Rename public resource file if it's forward-locked. 8438 final File newResFile = new File(getResourcePathFromCodePath()); 8439 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 8440 return false; 8441 } 8442 resourceFileName = newResFile.getPath(); 8443 8444 // Rename library path 8445 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 8446 if (newLibraryFile.exists()) { 8447 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 8448 newLibraryFile.delete(); 8449 } 8450 if (!oldLibraryFile.renameTo(newLibraryFile)) { 8451 Slog.e(TAG, "Cannot rename native library directory " 8452 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 8453 return false; 8454 } 8455 libraryPath = newLibraryFile.getPath(); 8456 8457 // Attempt to set permissions 8458 if (!setPermissions()) { 8459 return false; 8460 } 8461 8462 if (!SELinux.restorecon(newCodeFile)) { 8463 return false; 8464 } 8465 8466 return true; 8467 } 8468 } 8469 8470 int doPostInstall(int status, int uid) { 8471 if (status != PackageManager.INSTALL_SUCCEEDED) { 8472 cleanUp(); 8473 } 8474 return status; 8475 } 8476 8477 String getResourcePath() { 8478 return resourceFileName; 8479 } 8480 8481 private String getResourcePathFromCodePath() { 8482 final String codePath = getCodePath(); 8483 if (isFwdLocked()) { 8484 final StringBuilder sb = new StringBuilder(); 8485 8486 sb.append(mAppInstallDir.getPath()); 8487 sb.append('/'); 8488 sb.append(getApkName(codePath)); 8489 sb.append(".zip"); 8490 8491 /* 8492 * If our APK is a temporary file, mark the resource as a 8493 * temporary file as well so it can be cleaned up after 8494 * catastrophic failure. 8495 */ 8496 if (codePath.endsWith(".tmp")) { 8497 sb.append(".tmp"); 8498 } 8499 8500 return sb.toString(); 8501 } else { 8502 return codePath; 8503 } 8504 } 8505 8506 private String getLibraryPathFromCodePath() { 8507 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 8508 } 8509 8510 @Override 8511 String getNativeLibraryPath() { 8512 if (libraryPath == null) { 8513 libraryPath = getLibraryPathFromCodePath(); 8514 } 8515 return libraryPath; 8516 } 8517 8518 private boolean cleanUp() { 8519 boolean ret = true; 8520 String sourceDir = getCodePath(); 8521 String publicSourceDir = getResourcePath(); 8522 if (sourceDir != null) { 8523 File sourceFile = new File(sourceDir); 8524 if (!sourceFile.exists()) { 8525 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 8526 ret = false; 8527 } 8528 // Delete application's code and resources 8529 sourceFile.delete(); 8530 } 8531 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 8532 final File publicSourceFile = new File(publicSourceDir); 8533 if (!publicSourceFile.exists()) { 8534 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 8535 } 8536 if (publicSourceFile.exists()) { 8537 publicSourceFile.delete(); 8538 } 8539 } 8540 8541 if (libraryPath != null) { 8542 File nativeLibraryFile = new File(libraryPath); 8543 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8544 if (!nativeLibraryFile.delete()) { 8545 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 8546 } 8547 } 8548 8549 return ret; 8550 } 8551 8552 void cleanUpResourcesLI() { 8553 String sourceDir = getCodePath(); 8554 if (cleanUp()) { 8555 int retCode = mInstaller.rmdex(sourceDir); 8556 if (retCode < 0) { 8557 Slog.w(TAG, "Couldn't remove dex file for package: " 8558 + " at location " 8559 + sourceDir + ", retcode=" + retCode); 8560 // we don't consider this to be a failure of the core package deletion 8561 } 8562 } 8563 } 8564 8565 private boolean setPermissions() { 8566 // TODO Do this in a more elegant way later on. for now just a hack 8567 if (!isFwdLocked()) { 8568 final int filePermissions = 8569 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 8570 |FileUtils.S_IROTH; 8571 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 8572 if (retCode != 0) { 8573 Slog.e(TAG, "Couldn't set new package file permissions for " + 8574 getCodePath() 8575 + ". The return code was: " + retCode); 8576 // TODO Define new internal error 8577 return false; 8578 } 8579 return true; 8580 } 8581 return true; 8582 } 8583 8584 boolean doPostDeleteLI(boolean delete) { 8585 // XXX err, shouldn't we respect the delete flag? 8586 cleanUpResourcesLI(); 8587 return true; 8588 } 8589 } 8590 8591 private boolean isAsecExternal(String cid) { 8592 final String asecPath = PackageHelper.getSdFilesystem(cid); 8593 return !asecPath.startsWith(mAsecInternalPath); 8594 } 8595 8596 /** 8597 * Extract the MountService "container ID" from the full code path of an 8598 * .apk. 8599 */ 8600 static String cidFromCodePath(String fullCodePath) { 8601 int eidx = fullCodePath.lastIndexOf("/"); 8602 String subStr1 = fullCodePath.substring(0, eidx); 8603 int sidx = subStr1.lastIndexOf("/"); 8604 return subStr1.substring(sidx+1, eidx); 8605 } 8606 8607 class AsecInstallArgs extends InstallArgs { 8608 static final String RES_FILE_NAME = "pkg.apk"; 8609 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 8610 8611 String cid; 8612 String packagePath; 8613 String resourcePath; 8614 String libraryPath; 8615 8616 AsecInstallArgs(InstallParams params) { 8617 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8618 params.installerPackageName, params.getManifestDigest(), 8619 params.getUser()); 8620 } 8621 8622 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 8623 boolean isExternal, boolean isForwardLocked) { 8624 super(null, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8625 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8626 null, null, null); 8627 // Extract cid from fullCodePath 8628 int eidx = fullCodePath.lastIndexOf("/"); 8629 String subStr1 = fullCodePath.substring(0, eidx); 8630 int sidx = subStr1.lastIndexOf("/"); 8631 cid = subStr1.substring(sidx+1, eidx); 8632 setCachePath(subStr1); 8633 } 8634 8635 AsecInstallArgs(String cid, boolean isForwardLocked) { 8636 super(null, null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 8637 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8638 null, null, null); 8639 this.cid = cid; 8640 setCachePath(PackageHelper.getSdDir(cid)); 8641 } 8642 8643 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 8644 super(packageURI, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8645 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8646 null, null, null); 8647 this.cid = cid; 8648 } 8649 8650 void createCopyFile() { 8651 cid = getTempContainerId(); 8652 } 8653 8654 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8655 try { 8656 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8657 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8658 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 8659 } finally { 8660 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8661 } 8662 } 8663 8664 private final boolean isExternal() { 8665 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8666 } 8667 8668 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8669 if (temp) { 8670 createCopyFile(); 8671 } else { 8672 /* 8673 * Pre-emptively destroy the container since it's destroyed if 8674 * copying fails due to it existing anyway. 8675 */ 8676 PackageHelper.destroySdDir(cid); 8677 } 8678 8679 final String newCachePath; 8680 try { 8681 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8682 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8683 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 8684 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 8685 } finally { 8686 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8687 } 8688 8689 if (newCachePath != null) { 8690 setCachePath(newCachePath); 8691 return PackageManager.INSTALL_SUCCEEDED; 8692 } else { 8693 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8694 } 8695 } 8696 8697 @Override 8698 String getCodePath() { 8699 return packagePath; 8700 } 8701 8702 @Override 8703 String getResourcePath() { 8704 return resourcePath; 8705 } 8706 8707 @Override 8708 String getNativeLibraryPath() { 8709 return libraryPath; 8710 } 8711 8712 int doPreInstall(int status) { 8713 if (status != PackageManager.INSTALL_SUCCEEDED) { 8714 // Destroy container 8715 PackageHelper.destroySdDir(cid); 8716 } else { 8717 boolean mounted = PackageHelper.isContainerMounted(cid); 8718 if (!mounted) { 8719 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 8720 Process.SYSTEM_UID); 8721 if (newCachePath != null) { 8722 setCachePath(newCachePath); 8723 } else { 8724 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8725 } 8726 } 8727 } 8728 return status; 8729 } 8730 8731 boolean doRename(int status, final String pkgName, 8732 String oldCodePath) { 8733 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 8734 String newCachePath = null; 8735 if (PackageHelper.isContainerMounted(cid)) { 8736 // Unmount the container 8737 if (!PackageHelper.unMountSdDir(cid)) { 8738 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 8739 return false; 8740 } 8741 } 8742 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8743 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 8744 " which might be stale. Will try to clean up."); 8745 // Clean up the stale container and proceed to recreate. 8746 if (!PackageHelper.destroySdDir(newCacheId)) { 8747 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 8748 return false; 8749 } 8750 // Successfully cleaned up stale container. Try to rename again. 8751 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8752 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 8753 + " inspite of cleaning it up."); 8754 return false; 8755 } 8756 } 8757 if (!PackageHelper.isContainerMounted(newCacheId)) { 8758 Slog.w(TAG, "Mounting container " + newCacheId); 8759 newCachePath = PackageHelper.mountSdDir(newCacheId, 8760 getEncryptKey(), Process.SYSTEM_UID); 8761 } else { 8762 newCachePath = PackageHelper.getSdDir(newCacheId); 8763 } 8764 if (newCachePath == null) { 8765 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 8766 return false; 8767 } 8768 Log.i(TAG, "Succesfully renamed " + cid + 8769 " to " + newCacheId + 8770 " at new path: " + newCachePath); 8771 cid = newCacheId; 8772 setCachePath(newCachePath); 8773 return true; 8774 } 8775 8776 private void setCachePath(String newCachePath) { 8777 File cachePath = new File(newCachePath); 8778 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 8779 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 8780 8781 if (isFwdLocked()) { 8782 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 8783 } else { 8784 resourcePath = packagePath; 8785 } 8786 } 8787 8788 int doPostInstall(int status, int uid) { 8789 if (status != PackageManager.INSTALL_SUCCEEDED) { 8790 cleanUp(); 8791 } else { 8792 final int groupOwner; 8793 final String protectedFile; 8794 if (isFwdLocked()) { 8795 groupOwner = UserHandle.getSharedAppGid(uid); 8796 protectedFile = RES_FILE_NAME; 8797 } else { 8798 groupOwner = -1; 8799 protectedFile = null; 8800 } 8801 8802 if (uid < Process.FIRST_APPLICATION_UID 8803 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 8804 Slog.e(TAG, "Failed to finalize " + cid); 8805 PackageHelper.destroySdDir(cid); 8806 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8807 } 8808 8809 boolean mounted = PackageHelper.isContainerMounted(cid); 8810 if (!mounted) { 8811 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 8812 } 8813 } 8814 return status; 8815 } 8816 8817 private void cleanUp() { 8818 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 8819 8820 // Destroy secure container 8821 PackageHelper.destroySdDir(cid); 8822 } 8823 8824 void cleanUpResourcesLI() { 8825 String sourceFile = getCodePath(); 8826 // Remove dex file 8827 int retCode = mInstaller.rmdex(sourceFile); 8828 if (retCode < 0) { 8829 Slog.w(TAG, "Couldn't remove dex file for package: " 8830 + " at location " 8831 + sourceFile.toString() + ", retcode=" + retCode); 8832 // we don't consider this to be a failure of the core package deletion 8833 } 8834 cleanUp(); 8835 } 8836 8837 boolean matchContainer(String app) { 8838 if (cid.startsWith(app)) { 8839 return true; 8840 } 8841 return false; 8842 } 8843 8844 String getPackageName() { 8845 return getAsecPackageName(cid); 8846 } 8847 8848 boolean doPostDeleteLI(boolean delete) { 8849 boolean ret = false; 8850 boolean mounted = PackageHelper.isContainerMounted(cid); 8851 if (mounted) { 8852 // Unmount first 8853 ret = PackageHelper.unMountSdDir(cid); 8854 } 8855 if (ret && delete) { 8856 cleanUpResourcesLI(); 8857 } 8858 return ret; 8859 } 8860 8861 @Override 8862 int doPreCopy() { 8863 if (isFwdLocked()) { 8864 if (!PackageHelper.fixSdPermissions(cid, 8865 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 8866 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8867 } 8868 } 8869 8870 return PackageManager.INSTALL_SUCCEEDED; 8871 } 8872 8873 @Override 8874 int doPostCopy(int uid) { 8875 if (isFwdLocked()) { 8876 if (uid < Process.FIRST_APPLICATION_UID 8877 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 8878 RES_FILE_NAME)) { 8879 Slog.e(TAG, "Failed to finalize " + cid); 8880 PackageHelper.destroySdDir(cid); 8881 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8882 } 8883 } 8884 8885 return PackageManager.INSTALL_SUCCEEDED; 8886 } 8887 }; 8888 8889 static String getAsecPackageName(String packageCid) { 8890 int idx = packageCid.lastIndexOf("-"); 8891 if (idx == -1) { 8892 return packageCid; 8893 } 8894 return packageCid.substring(0, idx); 8895 } 8896 8897 // Utility method used to create code paths based on package name and available index. 8898 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 8899 String idxStr = ""; 8900 int idx = 1; 8901 // Fall back to default value of idx=1 if prefix is not 8902 // part of oldCodePath 8903 if (oldCodePath != null) { 8904 String subStr = oldCodePath; 8905 // Drop the suffix right away 8906 if (subStr.endsWith(suffix)) { 8907 subStr = subStr.substring(0, subStr.length() - suffix.length()); 8908 } 8909 // If oldCodePath already contains prefix find out the 8910 // ending index to either increment or decrement. 8911 int sidx = subStr.lastIndexOf(prefix); 8912 if (sidx != -1) { 8913 subStr = subStr.substring(sidx + prefix.length()); 8914 if (subStr != null) { 8915 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 8916 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 8917 } 8918 try { 8919 idx = Integer.parseInt(subStr); 8920 if (idx <= 1) { 8921 idx++; 8922 } else { 8923 idx--; 8924 } 8925 } catch(NumberFormatException e) { 8926 } 8927 } 8928 } 8929 } 8930 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 8931 return prefix + idxStr; 8932 } 8933 8934 // Utility method used to ignore ADD/REMOVE events 8935 // by directory observer. 8936 private static boolean ignoreCodePath(String fullPathStr) { 8937 String apkName = getApkName(fullPathStr); 8938 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 8939 if (idx != -1 && ((idx+1) < apkName.length())) { 8940 // Make sure the package ends with a numeral 8941 String version = apkName.substring(idx+1); 8942 try { 8943 Integer.parseInt(version); 8944 return true; 8945 } catch (NumberFormatException e) {} 8946 } 8947 return false; 8948 } 8949 8950 // Utility method that returns the relative package path with respect 8951 // to the installation directory. Like say for /data/data/com.test-1.apk 8952 // string com.test-1 is returned. 8953 static String getApkName(String codePath) { 8954 if (codePath == null) { 8955 return null; 8956 } 8957 int sidx = codePath.lastIndexOf("/"); 8958 int eidx = codePath.lastIndexOf("."); 8959 if (eidx == -1) { 8960 eidx = codePath.length(); 8961 } else if (eidx == 0) { 8962 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 8963 return null; 8964 } 8965 return codePath.substring(sidx+1, eidx); 8966 } 8967 8968 class PackageInstalledInfo { 8969 String name; 8970 int uid; 8971 // The set of users that originally had this package installed. 8972 int[] origUsers; 8973 // The set of users that now have this package installed. 8974 int[] newUsers; 8975 PackageParser.Package pkg; 8976 int returnCode; 8977 PackageRemovedInfo removedInfo; 8978 8979 // In some error cases we want to convey more info back to the observer 8980 String origPackage; 8981 String origPermission; 8982 } 8983 8984 /* 8985 * Install a non-existing package. 8986 */ 8987 private void installNewPackageLI(PackageParser.Package pkg, 8988 int parseFlags, int scanMode, UserHandle user, 8989 String installerPackageName, PackageInstalledInfo res) { 8990 // Remember this for later, in case we need to rollback this install 8991 String pkgName = pkg.packageName; 8992 8993 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 8994 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 8995 synchronized(mPackages) { 8996 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 8997 // A package with the same name is already installed, though 8998 // it has been renamed to an older name. The package we 8999 // are trying to install should be installed as an update to 9000 // the existing one, but that has not been requested, so bail. 9001 Slog.w(TAG, "Attempt to re-install " + pkgName 9002 + " without first uninstalling package running as " 9003 + mSettings.mRenamedPackages.get(pkgName)); 9004 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9005 return; 9006 } 9007 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 9008 // Don't allow installation over an existing package with the same name. 9009 Slog.w(TAG, "Attempt to re-install " + pkgName 9010 + " without first uninstalling."); 9011 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9012 return; 9013 } 9014 } 9015 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9016 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9017 System.currentTimeMillis(), user); 9018 if (newPackage == null) { 9019 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9020 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9021 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9022 } 9023 } else { 9024 updateSettingsLI(newPackage, 9025 installerPackageName, 9026 null, null, 9027 res); 9028 // delete the partially installed application. the data directory will have to be 9029 // restored if it was already existing 9030 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9031 // remove package from internal structures. Note that we want deletePackageX to 9032 // delete the package data and cache directories that it created in 9033 // scanPackageLocked, unless those directories existed before we even tried to 9034 // install. 9035 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9036 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9037 res.removedInfo, true); 9038 } 9039 } 9040 } 9041 9042 private void replacePackageLI(PackageParser.Package pkg, 9043 int parseFlags, int scanMode, UserHandle user, 9044 String installerPackageName, PackageInstalledInfo res) { 9045 9046 PackageParser.Package oldPackage; 9047 String pkgName = pkg.packageName; 9048 int[] allUsers; 9049 boolean[] perUserInstalled; 9050 9051 // First find the old package info and check signatures 9052 synchronized(mPackages) { 9053 oldPackage = mPackages.get(pkgName); 9054 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9055 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9056 != PackageManager.SIGNATURE_MATCH) { 9057 Slog.w(TAG, "New package has a different signature: " + pkgName); 9058 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9059 return; 9060 } 9061 9062 // In case of rollback, remember per-user/profile install state 9063 PackageSetting ps = mSettings.mPackages.get(pkgName); 9064 allUsers = sUserManager.getUserIds(); 9065 perUserInstalled = new boolean[allUsers.length]; 9066 for (int i = 0; i < allUsers.length; i++) { 9067 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9068 } 9069 } 9070 boolean sysPkg = (isSystemApp(oldPackage)); 9071 if (sysPkg) { 9072 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9073 user, allUsers, perUserInstalled, installerPackageName, res); 9074 } else { 9075 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9076 user, allUsers, perUserInstalled, installerPackageName, res); 9077 } 9078 } 9079 9080 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9081 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9082 int[] allUsers, boolean[] perUserInstalled, 9083 String installerPackageName, PackageInstalledInfo res) { 9084 PackageParser.Package newPackage = null; 9085 String pkgName = deletedPackage.packageName; 9086 boolean deletedPkg = true; 9087 boolean updatedSettings = false; 9088 9089 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9090 + deletedPackage); 9091 long origUpdateTime; 9092 if (pkg.mExtras != null) { 9093 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9094 } else { 9095 origUpdateTime = 0; 9096 } 9097 9098 // First delete the existing package while retaining the data directory 9099 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9100 res.removedInfo, true)) { 9101 // If the existing package wasn't successfully deleted 9102 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9103 deletedPkg = false; 9104 } else { 9105 // Successfully deleted the old package. Now proceed with re-installation 9106 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9107 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9108 System.currentTimeMillis(), user); 9109 if (newPackage == null) { 9110 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9111 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9112 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9113 } 9114 } else { 9115 updateSettingsLI(newPackage, 9116 installerPackageName, 9117 allUsers, perUserInstalled, 9118 res); 9119 updatedSettings = true; 9120 } 9121 } 9122 9123 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9124 // remove package from internal structures. Note that we want deletePackageX to 9125 // delete the package data and cache directories that it created in 9126 // scanPackageLocked, unless those directories existed before we even tried to 9127 // install. 9128 if(updatedSettings) { 9129 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9130 deletePackageLI( 9131 pkgName, null, true, allUsers, perUserInstalled, 9132 PackageManager.DELETE_KEEP_DATA, 9133 res.removedInfo, true); 9134 } 9135 // Since we failed to install the new package we need to restore the old 9136 // package that we deleted. 9137 if(deletedPkg) { 9138 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9139 File restoreFile = new File(deletedPackage.mPath); 9140 // Parse old package 9141 boolean oldOnSd = isExternal(deletedPackage); 9142 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9143 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9144 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9145 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9146 | SCAN_UPDATE_TIME; 9147 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 9148 origUpdateTime, null) == null) { 9149 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 9150 return; 9151 } 9152 // Restore of old package succeeded. Update permissions. 9153 // writer 9154 synchronized (mPackages) { 9155 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9156 UPDATE_PERMISSIONS_ALL); 9157 // can downgrade to reader 9158 mSettings.writeLPr(); 9159 } 9160 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9161 } 9162 } 9163 } 9164 9165 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9166 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9167 int[] allUsers, boolean[] perUserInstalled, 9168 String installerPackageName, PackageInstalledInfo res) { 9169 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9170 + ", old=" + deletedPackage); 9171 PackageParser.Package newPackage = null; 9172 boolean updatedSettings = false; 9173 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 9174 PackageParser.PARSE_IS_SYSTEM; 9175 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9176 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9177 } 9178 String packageName = deletedPackage.packageName; 9179 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9180 if (packageName == null) { 9181 Slog.w(TAG, "Attempt to delete null packageName."); 9182 return; 9183 } 9184 PackageParser.Package oldPkg; 9185 PackageSetting oldPkgSetting; 9186 // reader 9187 synchronized (mPackages) { 9188 oldPkg = mPackages.get(packageName); 9189 oldPkgSetting = mSettings.mPackages.get(packageName); 9190 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9191 (oldPkgSetting == null)) { 9192 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 9193 return; 9194 } 9195 } 9196 9197 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9198 9199 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9200 res.removedInfo.removedPackage = packageName; 9201 // Remove existing system package 9202 removePackageLI(oldPkgSetting, true); 9203 // writer 9204 synchronized (mPackages) { 9205 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9206 // We didn't need to disable the .apk as a current system package, 9207 // which means we are replacing another update that is already 9208 // installed. We need to make sure to delete the older one's .apk. 9209 res.removedInfo.args = createInstallArgs(0, 9210 deletedPackage.applicationInfo.sourceDir, 9211 deletedPackage.applicationInfo.publicSourceDir, 9212 deletedPackage.applicationInfo.nativeLibraryDir); 9213 } else { 9214 res.removedInfo.args = null; 9215 } 9216 } 9217 9218 // Successfully disabled the old package. Now proceed with re-installation 9219 res.returnCode = mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9220 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9221 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 9222 if (newPackage == null) { 9223 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9224 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9225 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9226 } 9227 } else { 9228 if (newPackage.mExtras != null) { 9229 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 9230 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 9231 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 9232 9233 // is the update attempting to change shared user? that isn't going to work... 9234 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 9235 Slog.w(TAG, "Forbidding shared user change from " + oldPkgSetting.sharedUser 9236 + " to " + newPkgSetting.sharedUser); 9237 res.returnCode = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 9238 updatedSettings = true; 9239 } 9240 } 9241 9242 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9243 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9244 updatedSettings = true; 9245 } 9246 } 9247 9248 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9249 // Re installation failed. Restore old information 9250 // Remove new pkg information 9251 if (newPackage != null) { 9252 removeInstalledPackageLI(newPackage, true); 9253 } 9254 // Add back the old system package 9255 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 9256 // Restore the old system information in Settings 9257 synchronized(mPackages) { 9258 if (updatedSettings) { 9259 mSettings.enableSystemPackageLPw(packageName); 9260 mSettings.setInstallerPackageName(packageName, 9261 oldPkgSetting.installerPackageName); 9262 } 9263 mSettings.writeLPr(); 9264 } 9265 } 9266 } 9267 9268 // Utility method used to move dex files during install. 9269 private int moveDexFilesLI(PackageParser.Package newPackage) { 9270 int retCode; 9271 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 9272 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 9273 if (retCode != 0) { 9274 if (mNoDexOpt) { 9275 /* 9276 * If we're in an engineering build, programs are lazily run 9277 * through dexopt. If the .dex file doesn't exist yet, it 9278 * will be created when the program is run next. 9279 */ 9280 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 9281 } else { 9282 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 9283 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9284 } 9285 } 9286 } 9287 return PackageManager.INSTALL_SUCCEEDED; 9288 } 9289 9290 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 9291 int[] allUsers, boolean[] perUserInstalled, 9292 PackageInstalledInfo res) { 9293 String pkgName = newPackage.packageName; 9294 synchronized (mPackages) { 9295 //write settings. the installStatus will be incomplete at this stage. 9296 //note that the new package setting would have already been 9297 //added to mPackages. It hasn't been persisted yet. 9298 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 9299 mSettings.writeLPr(); 9300 } 9301 9302 if ((res.returnCode = moveDexFilesLI(newPackage)) 9303 != PackageManager.INSTALL_SUCCEEDED) { 9304 // Discontinue if moving dex files failed. 9305 return; 9306 } 9307 9308 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.mPath); 9309 9310 synchronized (mPackages) { 9311 updatePermissionsLPw(newPackage.packageName, newPackage, 9312 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 9313 ? UPDATE_PERMISSIONS_ALL : 0)); 9314 // For system-bundled packages, we assume that installing an upgraded version 9315 // of the package implies that the user actually wants to run that new code, 9316 // so we enable the package. 9317 if (isSystemApp(newPackage)) { 9318 // NB: implicit assumption that system package upgrades apply to all users 9319 if (DEBUG_INSTALL) { 9320 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 9321 } 9322 PackageSetting ps = mSettings.mPackages.get(pkgName); 9323 if (ps != null) { 9324 if (res.origUsers != null) { 9325 for (int userHandle : res.origUsers) { 9326 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 9327 userHandle, installerPackageName); 9328 } 9329 } 9330 // Also convey the prior install/uninstall state 9331 if (allUsers != null && perUserInstalled != null) { 9332 for (int i = 0; i < allUsers.length; i++) { 9333 if (DEBUG_INSTALL) { 9334 Slog.d(TAG, " user " + allUsers[i] 9335 + " => " + perUserInstalled[i]); 9336 } 9337 ps.setInstalled(perUserInstalled[i], allUsers[i]); 9338 } 9339 // these install state changes will be persisted in the 9340 // upcoming call to mSettings.writeLPr(). 9341 } 9342 } 9343 } 9344 res.name = pkgName; 9345 res.uid = newPackage.applicationInfo.uid; 9346 res.pkg = newPackage; 9347 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 9348 mSettings.setInstallerPackageName(pkgName, installerPackageName); 9349 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9350 //to update install status 9351 mSettings.writeLPr(); 9352 } 9353 } 9354 9355 private void installPackageLI(InstallArgs args, 9356 boolean newInstall, PackageInstalledInfo res) { 9357 int pFlags = args.flags; 9358 String installerPackageName = args.installerPackageName; 9359 File tmpPackageFile = new File(args.getCodePath()); 9360 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 9361 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 9362 boolean replace = false; 9363 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 9364 | (newInstall ? SCAN_NEW_INSTALL : 0); 9365 // Result object to be returned 9366 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9367 9368 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 9369 // Retrieve PackageSettings and parse package 9370 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 9371 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 9372 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 9373 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 9374 pp.setSeparateProcesses(mSeparateProcesses); 9375 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 9376 null, mMetrics, parseFlags); 9377 if (pkg == null) { 9378 res.returnCode = pp.getParseError(); 9379 return; 9380 } 9381 String pkgName = res.name = pkg.packageName; 9382 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 9383 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 9384 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 9385 return; 9386 } 9387 } 9388 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 9389 res.returnCode = pp.getParseError(); 9390 return; 9391 } 9392 9393 /* If the installer passed in a manifest digest, compare it now. */ 9394 if (args.manifestDigest != null) { 9395 if (DEBUG_INSTALL) { 9396 final String parsedManifest = pkg.manifestDigest == null ? "null" 9397 : pkg.manifestDigest.toString(); 9398 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 9399 + parsedManifest); 9400 } 9401 9402 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 9403 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 9404 return; 9405 } 9406 } else if (DEBUG_INSTALL) { 9407 final String parsedManifest = pkg.manifestDigest == null 9408 ? "null" : pkg.manifestDigest.toString(); 9409 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 9410 } 9411 9412 // Get rid of all references to package scan path via parser. 9413 pp = null; 9414 String oldCodePath = null; 9415 boolean systemApp = false; 9416 synchronized (mPackages) { 9417 // Check whether the newly-scanned package wants to define an already-defined perm 9418 int N = pkg.permissions.size(); 9419 for (int i = 0; i < N; i++) { 9420 PackageParser.Permission perm = pkg.permissions.get(i); 9421 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 9422 if (bp != null) { 9423 // If the defining package is signed with our cert, it's okay. This 9424 // also includes the "updating the same package" case, of course. 9425 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 9426 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9427 Slog.w(TAG, "Package " + pkg.packageName 9428 + " attempting to redeclare permission " + perm.info.name 9429 + " already owned by " + bp.sourcePackage); 9430 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 9431 res.origPermission = perm.info.name; 9432 res.origPackage = bp.sourcePackage; 9433 return; 9434 } 9435 } 9436 } 9437 9438 // Check if installing already existing package 9439 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9440 String oldName = mSettings.mRenamedPackages.get(pkgName); 9441 if (pkg.mOriginalPackages != null 9442 && pkg.mOriginalPackages.contains(oldName) 9443 && mPackages.containsKey(oldName)) { 9444 // This package is derived from an original package, 9445 // and this device has been updating from that original 9446 // name. We must continue using the original name, so 9447 // rename the new package here. 9448 pkg.setPackageName(oldName); 9449 pkgName = pkg.packageName; 9450 replace = true; 9451 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 9452 + oldName + " pkgName=" + pkgName); 9453 } else if (mPackages.containsKey(pkgName)) { 9454 // This package, under its official name, already exists 9455 // on the device; we should replace it. 9456 replace = true; 9457 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 9458 } 9459 } 9460 PackageSetting ps = mSettings.mPackages.get(pkgName); 9461 if (ps != null) { 9462 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 9463 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 9464 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 9465 systemApp = (ps.pkg.applicationInfo.flags & 9466 ApplicationInfo.FLAG_SYSTEM) != 0; 9467 } 9468 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9469 } 9470 } 9471 9472 if (systemApp && onSd) { 9473 // Disable updates to system apps on sdcard 9474 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 9475 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9476 return; 9477 } 9478 9479 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 9480 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9481 return; 9482 } 9483 // Set application objects path explicitly after the rename 9484 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 9485 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 9486 if (replace) { 9487 replacePackageLI(pkg, parseFlags, scanMode, args.user, 9488 installerPackageName, res); 9489 } else { 9490 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 9491 installerPackageName, res); 9492 } 9493 synchronized (mPackages) { 9494 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9495 if (ps != null) { 9496 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9497 } 9498 } 9499 } 9500 9501 private static boolean isForwardLocked(PackageParser.Package pkg) { 9502 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9503 } 9504 9505 9506 private boolean isForwardLocked(PackageSetting ps) { 9507 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9508 } 9509 9510 private static boolean isExternal(PackageParser.Package pkg) { 9511 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9512 } 9513 9514 private static boolean isExternal(PackageSetting ps) { 9515 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9516 } 9517 9518 private static boolean isSystemApp(PackageParser.Package pkg) { 9519 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9520 } 9521 9522 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 9523 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 9524 } 9525 9526 private static boolean isSystemApp(ApplicationInfo info) { 9527 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9528 } 9529 9530 private static boolean isSystemApp(PackageSetting ps) { 9531 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 9532 } 9533 9534 private static boolean isUpdatedSystemApp(PackageSetting ps) { 9535 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9536 } 9537 9538 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 9539 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9540 } 9541 9542 private int packageFlagsToInstallFlags(PackageSetting ps) { 9543 int installFlags = 0; 9544 if (isExternal(ps)) { 9545 installFlags |= PackageManager.INSTALL_EXTERNAL; 9546 } 9547 if (isForwardLocked(ps)) { 9548 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9549 } 9550 return installFlags; 9551 } 9552 9553 private void deleteTempPackageFiles() { 9554 final FilenameFilter filter = new FilenameFilter() { 9555 public boolean accept(File dir, String name) { 9556 return name.startsWith("vmdl") && name.endsWith(".tmp"); 9557 } 9558 }; 9559 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 9560 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 9561 } 9562 9563 private static final void deleteTempPackageFilesInDirectory(File directory, 9564 FilenameFilter filter) { 9565 final String[] tmpFilesList = directory.list(filter); 9566 if (tmpFilesList == null) { 9567 return; 9568 } 9569 for (int i = 0; i < tmpFilesList.length; i++) { 9570 final File tmpFile = new File(directory, tmpFilesList[i]); 9571 tmpFile.delete(); 9572 } 9573 } 9574 9575 private File createTempPackageFile(File installDir) { 9576 File tmpPackageFile; 9577 try { 9578 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 9579 } catch (IOException e) { 9580 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 9581 return null; 9582 } 9583 try { 9584 FileUtils.setPermissions( 9585 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 9586 -1, -1); 9587 if (!SELinux.restorecon(tmpPackageFile)) { 9588 return null; 9589 } 9590 } catch (IOException e) { 9591 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 9592 return null; 9593 } 9594 return tmpPackageFile; 9595 } 9596 9597 @Override 9598 public void deletePackageAsUser(final String packageName, 9599 final IPackageDeleteObserver observer, 9600 final int userId, final int flags) { 9601 mContext.enforceCallingOrSelfPermission( 9602 android.Manifest.permission.DELETE_PACKAGES, null); 9603 final int uid = Binder.getCallingUid(); 9604 if (UserHandle.getUserId(uid) != userId) { 9605 mContext.enforceCallingPermission( 9606 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 9607 "deletePackage for user " + userId); 9608 } 9609 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 9610 try { 9611 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 9612 } catch (RemoteException re) { 9613 } 9614 return; 9615 } 9616 9617 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 9618 // Queue up an async operation since the package deletion may take a little while. 9619 mHandler.post(new Runnable() { 9620 public void run() { 9621 mHandler.removeCallbacks(this); 9622 final int returnCode = deletePackageX(packageName, userId, flags); 9623 if (observer != null) { 9624 try { 9625 observer.packageDeleted(packageName, returnCode); 9626 } catch (RemoteException e) { 9627 Log.i(TAG, "Observer no longer exists."); 9628 } //end catch 9629 } //end if 9630 } //end run 9631 }); 9632 } 9633 9634 private boolean isPackageDeviceAdmin(String packageName, int userId) { 9635 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 9636 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 9637 try { 9638 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 9639 || dpm.isDeviceOwner(packageName))) { 9640 return true; 9641 } 9642 } catch (RemoteException e) { 9643 } 9644 return false; 9645 } 9646 9647 /** 9648 * This method is an internal method that could be get invoked either 9649 * to delete an installed package or to clean up a failed installation. 9650 * After deleting an installed package, a broadcast is sent to notify any 9651 * listeners that the package has been installed. For cleaning up a failed 9652 * installation, the broadcast is not necessary since the package's 9653 * installation wouldn't have sent the initial broadcast either 9654 * The key steps in deleting a package are 9655 * deleting the package information in internal structures like mPackages, 9656 * deleting the packages base directories through installd 9657 * updating mSettings to reflect current status 9658 * persisting settings for later use 9659 * sending a broadcast if necessary 9660 */ 9661 private int deletePackageX(String packageName, int userId, int flags) { 9662 final PackageRemovedInfo info = new PackageRemovedInfo(); 9663 final boolean res; 9664 9665 if (isPackageDeviceAdmin(packageName, userId)) { 9666 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 9667 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 9668 } 9669 9670 boolean removedForAllUsers = false; 9671 boolean systemUpdate = false; 9672 9673 // for the uninstall-updates case and restricted profiles, remember the per- 9674 // userhandle installed state 9675 int[] allUsers; 9676 boolean[] perUserInstalled; 9677 synchronized (mPackages) { 9678 PackageSetting ps = mSettings.mPackages.get(packageName); 9679 allUsers = sUserManager.getUserIds(); 9680 perUserInstalled = new boolean[allUsers.length]; 9681 for (int i = 0; i < allUsers.length; i++) { 9682 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9683 } 9684 } 9685 9686 synchronized (mInstallLock) { 9687 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 9688 res = deletePackageLI(packageName, 9689 (flags & PackageManager.DELETE_ALL_USERS) != 0 9690 ? UserHandle.ALL : new UserHandle(userId), 9691 true, allUsers, perUserInstalled, 9692 flags | REMOVE_CHATTY, info, true); 9693 systemUpdate = info.isRemovedPackageSystemUpdate; 9694 if (res && !systemUpdate && mPackages.get(packageName) == null) { 9695 removedForAllUsers = true; 9696 } 9697 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 9698 + " removedForAllUsers=" + removedForAllUsers); 9699 } 9700 9701 if (res) { 9702 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 9703 9704 // If the removed package was a system update, the old system package 9705 // was re-enabled; we need to broadcast this information 9706 if (systemUpdate) { 9707 Bundle extras = new Bundle(1); 9708 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 9709 ? info.removedAppId : info.uid); 9710 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9711 9712 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 9713 extras, null, null, null); 9714 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 9715 extras, null, null, null); 9716 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 9717 null, packageName, null, null); 9718 } 9719 } 9720 // Force a gc here. 9721 Runtime.getRuntime().gc(); 9722 // Delete the resources here after sending the broadcast to let 9723 // other processes clean up before deleting resources. 9724 if (info.args != null) { 9725 synchronized (mInstallLock) { 9726 info.args.doPostDeleteLI(true); 9727 } 9728 } 9729 9730 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 9731 } 9732 9733 static class PackageRemovedInfo { 9734 String removedPackage; 9735 int uid = -1; 9736 int removedAppId = -1; 9737 int[] removedUsers = null; 9738 boolean isRemovedPackageSystemUpdate = false; 9739 // Clean up resources deleted packages. 9740 InstallArgs args = null; 9741 9742 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 9743 Bundle extras = new Bundle(1); 9744 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 9745 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 9746 if (replacing) { 9747 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9748 } 9749 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 9750 if (removedPackage != null) { 9751 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 9752 extras, null, null, removedUsers); 9753 if (fullRemove && !replacing) { 9754 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 9755 extras, null, null, removedUsers); 9756 } 9757 } 9758 if (removedAppId >= 0) { 9759 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 9760 removedUsers); 9761 } 9762 } 9763 } 9764 9765 /* 9766 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 9767 * flag is not set, the data directory is removed as well. 9768 * make sure this flag is set for partially installed apps. If not its meaningless to 9769 * delete a partially installed application. 9770 */ 9771 private void removePackageDataLI(PackageSetting ps, 9772 int[] allUserHandles, boolean[] perUserInstalled, 9773 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 9774 String packageName = ps.name; 9775 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 9776 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 9777 // Retrieve object to delete permissions for shared user later on 9778 final PackageSetting deletedPs; 9779 // reader 9780 synchronized (mPackages) { 9781 deletedPs = mSettings.mPackages.get(packageName); 9782 if (outInfo != null) { 9783 outInfo.removedPackage = packageName; 9784 outInfo.removedUsers = deletedPs != null 9785 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 9786 : null; 9787 } 9788 } 9789 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9790 removeDataDirsLI(packageName); 9791 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 9792 } 9793 // writer 9794 synchronized (mPackages) { 9795 if (deletedPs != null) { 9796 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9797 if (outInfo != null) { 9798 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 9799 } 9800 if (deletedPs != null) { 9801 updatePermissionsLPw(deletedPs.name, null, 0); 9802 if (deletedPs.sharedUser != null) { 9803 // remove permissions associated with package 9804 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 9805 } 9806 } 9807 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 9808 } 9809 // make sure to preserve per-user disabled state if this removal was just 9810 // a downgrade of a system app to the factory package 9811 if (allUserHandles != null && perUserInstalled != null) { 9812 if (DEBUG_REMOVE) { 9813 Slog.d(TAG, "Propagating install state across downgrade"); 9814 } 9815 for (int i = 0; i < allUserHandles.length; i++) { 9816 if (DEBUG_REMOVE) { 9817 Slog.d(TAG, " user " + allUserHandles[i] 9818 + " => " + perUserInstalled[i]); 9819 } 9820 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9821 } 9822 } 9823 } 9824 // can downgrade to reader 9825 if (writeSettings) { 9826 // Save settings now 9827 mSettings.writeLPr(); 9828 } 9829 } 9830 if (outInfo != null) { 9831 // A user ID was deleted here. Go through all users and remove it 9832 // from KeyStore. 9833 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 9834 } 9835 } 9836 9837 static boolean locationIsPrivileged(File path) { 9838 try { 9839 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 9840 .getCanonicalPath(); 9841 return path.getCanonicalPath().startsWith(privilegedAppDir); 9842 } catch (IOException e) { 9843 Slog.e(TAG, "Unable to access code path " + path); 9844 } 9845 return false; 9846 } 9847 9848 /* 9849 * Tries to delete system package. 9850 */ 9851 private boolean deleteSystemPackageLI(PackageSetting newPs, 9852 int[] allUserHandles, boolean[] perUserInstalled, 9853 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 9854 final boolean applyUserRestrictions 9855 = (allUserHandles != null) && (perUserInstalled != null); 9856 PackageSetting disabledPs = null; 9857 // Confirm if the system package has been updated 9858 // An updated system app can be deleted. This will also have to restore 9859 // the system pkg from system partition 9860 // reader 9861 synchronized (mPackages) { 9862 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 9863 } 9864 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 9865 + " disabledPs=" + disabledPs); 9866 if (disabledPs == null) { 9867 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 9868 return false; 9869 } else if (DEBUG_REMOVE) { 9870 Slog.d(TAG, "Deleting system pkg from data partition"); 9871 } 9872 if (DEBUG_REMOVE) { 9873 if (applyUserRestrictions) { 9874 Slog.d(TAG, "Remembering install states:"); 9875 for (int i = 0; i < allUserHandles.length; i++) { 9876 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 9877 } 9878 } 9879 } 9880 // Delete the updated package 9881 outInfo.isRemovedPackageSystemUpdate = true; 9882 if (disabledPs.versionCode < newPs.versionCode) { 9883 // Delete data for downgrades 9884 flags &= ~PackageManager.DELETE_KEEP_DATA; 9885 } else { 9886 // Preserve data by setting flag 9887 flags |= PackageManager.DELETE_KEEP_DATA; 9888 } 9889 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 9890 allUserHandles, perUserInstalled, outInfo, writeSettings); 9891 if (!ret) { 9892 return false; 9893 } 9894 // writer 9895 synchronized (mPackages) { 9896 // Reinstate the old system package 9897 mSettings.enableSystemPackageLPw(newPs.name); 9898 // Remove any native libraries from the upgraded package. 9899 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 9900 } 9901 // Install the system package 9902 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 9903 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 9904 if (locationIsPrivileged(disabledPs.codePath)) { 9905 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9906 } 9907 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 9908 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 9909 9910 if (newPkg == null) { 9911 Slog.w(TAG, "Failed to restore system package:" + newPs.name 9912 + " with error:" + mLastScanError); 9913 return false; 9914 } 9915 // writer 9916 synchronized (mPackages) { 9917 updatePermissionsLPw(newPkg.packageName, newPkg, 9918 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 9919 if (applyUserRestrictions) { 9920 if (DEBUG_REMOVE) { 9921 Slog.d(TAG, "Propagating install state across reinstall"); 9922 } 9923 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 9924 for (int i = 0; i < allUserHandles.length; i++) { 9925 if (DEBUG_REMOVE) { 9926 Slog.d(TAG, " user " + allUserHandles[i] 9927 + " => " + perUserInstalled[i]); 9928 } 9929 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9930 } 9931 // Regardless of writeSettings we need to ensure that this restriction 9932 // state propagation is persisted 9933 mSettings.writeAllUsersPackageRestrictionsLPr(); 9934 } 9935 // can downgrade to reader here 9936 if (writeSettings) { 9937 mSettings.writeLPr(); 9938 } 9939 } 9940 return true; 9941 } 9942 9943 private boolean deleteInstalledPackageLI(PackageSetting ps, 9944 boolean deleteCodeAndResources, int flags, 9945 int[] allUserHandles, boolean[] perUserInstalled, 9946 PackageRemovedInfo outInfo, boolean writeSettings) { 9947 if (outInfo != null) { 9948 outInfo.uid = ps.appId; 9949 } 9950 9951 // Delete package data from internal structures and also remove data if flag is set 9952 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 9953 9954 // Delete application code and resources 9955 if (deleteCodeAndResources && (outInfo != null)) { 9956 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 9957 ps.resourcePathString, ps.nativeLibraryPathString); 9958 } 9959 return true; 9960 } 9961 9962 /* 9963 * This method handles package deletion in general 9964 */ 9965 private boolean deletePackageLI(String packageName, UserHandle user, 9966 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 9967 int flags, PackageRemovedInfo outInfo, 9968 boolean writeSettings) { 9969 if (packageName == null) { 9970 Slog.w(TAG, "Attempt to delete null packageName."); 9971 return false; 9972 } 9973 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 9974 PackageSetting ps; 9975 boolean dataOnly = false; 9976 int removeUser = -1; 9977 int appId = -1; 9978 synchronized (mPackages) { 9979 ps = mSettings.mPackages.get(packageName); 9980 if (ps == null) { 9981 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9982 return false; 9983 } 9984 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 9985 && user.getIdentifier() != UserHandle.USER_ALL) { 9986 // The caller is asking that the package only be deleted for a single 9987 // user. To do this, we just mark its uninstalled state and delete 9988 // its data. If this is a system app, we only allow this to happen if 9989 // they have set the special DELETE_SYSTEM_APP which requests different 9990 // semantics than normal for uninstalling system apps. 9991 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 9992 ps.setUserState(user.getIdentifier(), 9993 COMPONENT_ENABLED_STATE_DEFAULT, 9994 false, //installed 9995 true, //stopped 9996 true, //notLaunched 9997 false, //blocked 9998 null, null, null); 9999 if (!isSystemApp(ps)) { 10000 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10001 // Other user still have this package installed, so all 10002 // we need to do is clear this user's data and save that 10003 // it is uninstalled. 10004 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10005 removeUser = user.getIdentifier(); 10006 appId = ps.appId; 10007 mSettings.writePackageRestrictionsLPr(removeUser); 10008 } else { 10009 // We need to set it back to 'installed' so the uninstall 10010 // broadcasts will be sent correctly. 10011 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10012 ps.setInstalled(true, user.getIdentifier()); 10013 } 10014 } else { 10015 // This is a system app, so we assume that the 10016 // other users still have this package installed, so all 10017 // we need to do is clear this user's data and save that 10018 // it is uninstalled. 10019 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10020 removeUser = user.getIdentifier(); 10021 appId = ps.appId; 10022 mSettings.writePackageRestrictionsLPr(removeUser); 10023 } 10024 } 10025 } 10026 10027 if (removeUser >= 0) { 10028 // From above, we determined that we are deleting this only 10029 // for a single user. Continue the work here. 10030 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10031 if (outInfo != null) { 10032 outInfo.removedPackage = packageName; 10033 outInfo.removedAppId = appId; 10034 outInfo.removedUsers = new int[] {removeUser}; 10035 } 10036 mInstaller.clearUserData(packageName, removeUser); 10037 removeKeystoreDataIfNeeded(removeUser, appId); 10038 schedulePackageCleaning(packageName, removeUser, false); 10039 return true; 10040 } 10041 10042 if (dataOnly) { 10043 // Delete application data first 10044 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10045 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10046 return true; 10047 } 10048 10049 boolean ret = false; 10050 mSettings.mKeySetManager.removeAppKeySetData(packageName); 10051 if (isSystemApp(ps)) { 10052 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10053 // When an updated system application is deleted we delete the existing resources as well and 10054 // fall back to existing code in system partition 10055 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10056 flags, outInfo, writeSettings); 10057 } else { 10058 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10059 // Kill application pre-emptively especially for apps on sd. 10060 killApplication(packageName, ps.appId, "uninstall pkg"); 10061 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10062 allUserHandles, perUserInstalled, 10063 outInfo, writeSettings); 10064 } 10065 10066 return ret; 10067 } 10068 10069 private final class ClearStorageConnection implements ServiceConnection { 10070 IMediaContainerService mContainerService; 10071 10072 @Override 10073 public void onServiceConnected(ComponentName name, IBinder service) { 10074 synchronized (this) { 10075 mContainerService = IMediaContainerService.Stub.asInterface(service); 10076 notifyAll(); 10077 } 10078 } 10079 10080 @Override 10081 public void onServiceDisconnected(ComponentName name) { 10082 } 10083 } 10084 10085 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10086 final boolean mounted; 10087 if (Environment.isExternalStorageEmulated()) { 10088 mounted = true; 10089 } else { 10090 final String status = Environment.getExternalStorageState(); 10091 10092 mounted = status.equals(Environment.MEDIA_MOUNTED) 10093 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10094 } 10095 10096 if (!mounted) { 10097 return; 10098 } 10099 10100 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10101 int[] users; 10102 if (userId == UserHandle.USER_ALL) { 10103 users = sUserManager.getUserIds(); 10104 } else { 10105 users = new int[] { userId }; 10106 } 10107 final ClearStorageConnection conn = new ClearStorageConnection(); 10108 if (mContext.bindServiceAsUser( 10109 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10110 try { 10111 for (int curUser : users) { 10112 long timeout = SystemClock.uptimeMillis() + 5000; 10113 synchronized (conn) { 10114 long now = SystemClock.uptimeMillis(); 10115 while (conn.mContainerService == null && now < timeout) { 10116 try { 10117 conn.wait(timeout - now); 10118 } catch (InterruptedException e) { 10119 } 10120 } 10121 } 10122 if (conn.mContainerService == null) { 10123 return; 10124 } 10125 10126 final UserEnvironment userEnv = new UserEnvironment(curUser); 10127 clearDirectory(conn.mContainerService, 10128 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10129 if (allData) { 10130 clearDirectory(conn.mContainerService, 10131 userEnv.buildExternalStorageAppDataDirs(packageName)); 10132 clearDirectory(conn.mContainerService, 10133 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10134 } 10135 } 10136 } finally { 10137 mContext.unbindService(conn); 10138 } 10139 } 10140 } 10141 10142 @Override 10143 public void clearApplicationUserData(final String packageName, 10144 final IPackageDataObserver observer, final int userId) { 10145 mContext.enforceCallingOrSelfPermission( 10146 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10147 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 10148 // Queue up an async operation since the package deletion may take a little while. 10149 mHandler.post(new Runnable() { 10150 public void run() { 10151 mHandler.removeCallbacks(this); 10152 final boolean succeeded; 10153 synchronized (mInstallLock) { 10154 succeeded = clearApplicationUserDataLI(packageName, userId); 10155 } 10156 clearExternalStorageDataSync(packageName, userId, true); 10157 if (succeeded) { 10158 // invoke DeviceStorageMonitor's update method to clear any notifications 10159 DeviceStorageMonitorInternal 10160 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 10161 if (dsm != null) { 10162 dsm.checkMemory(); 10163 } 10164 } 10165 if(observer != null) { 10166 try { 10167 observer.onRemoveCompleted(packageName, succeeded); 10168 } catch (RemoteException e) { 10169 Log.i(TAG, "Observer no longer exists."); 10170 } 10171 } //end if observer 10172 } //end run 10173 }); 10174 } 10175 10176 private boolean clearApplicationUserDataLI(String packageName, int userId) { 10177 if (packageName == null) { 10178 Slog.w(TAG, "Attempt to delete null packageName."); 10179 return false; 10180 } 10181 PackageParser.Package p; 10182 boolean dataOnly = false; 10183 final int appId; 10184 synchronized (mPackages) { 10185 p = mPackages.get(packageName); 10186 if (p == null) { 10187 dataOnly = true; 10188 PackageSetting ps = mSettings.mPackages.get(packageName); 10189 if ((ps == null) || (ps.pkg == null)) { 10190 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10191 return false; 10192 } 10193 p = ps.pkg; 10194 } 10195 if (!dataOnly) { 10196 // need to check this only for fully installed applications 10197 if (p == null) { 10198 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10199 return false; 10200 } 10201 final ApplicationInfo applicationInfo = p.applicationInfo; 10202 if (applicationInfo == null) { 10203 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10204 return false; 10205 } 10206 } 10207 if (p != null && p.applicationInfo != null) { 10208 appId = p.applicationInfo.uid; 10209 } else { 10210 appId = -1; 10211 } 10212 } 10213 int retCode = mInstaller.clearUserData(packageName, userId); 10214 if (retCode < 0) { 10215 Slog.w(TAG, "Couldn't remove cache files for package: " 10216 + packageName); 10217 return false; 10218 } 10219 removeKeystoreDataIfNeeded(userId, appId); 10220 return true; 10221 } 10222 10223 /** 10224 * Remove entries from the keystore daemon. Will only remove it if the 10225 * {@code appId} is valid. 10226 */ 10227 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 10228 if (appId < 0) { 10229 return; 10230 } 10231 10232 final KeyStore keyStore = KeyStore.getInstance(); 10233 if (keyStore != null) { 10234 if (userId == UserHandle.USER_ALL) { 10235 for (final int individual : sUserManager.getUserIds()) { 10236 keyStore.clearUid(UserHandle.getUid(individual, appId)); 10237 } 10238 } else { 10239 keyStore.clearUid(UserHandle.getUid(userId, appId)); 10240 } 10241 } else { 10242 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 10243 } 10244 } 10245 10246 public void deleteApplicationCacheFiles(final String packageName, 10247 final IPackageDataObserver observer) { 10248 mContext.enforceCallingOrSelfPermission( 10249 android.Manifest.permission.DELETE_CACHE_FILES, null); 10250 // Queue up an async operation since the package deletion may take a little while. 10251 final int userId = UserHandle.getCallingUserId(); 10252 mHandler.post(new Runnable() { 10253 public void run() { 10254 mHandler.removeCallbacks(this); 10255 final boolean succeded; 10256 synchronized (mInstallLock) { 10257 succeded = deleteApplicationCacheFilesLI(packageName, userId); 10258 } 10259 clearExternalStorageDataSync(packageName, userId, false); 10260 if(observer != null) { 10261 try { 10262 observer.onRemoveCompleted(packageName, succeded); 10263 } catch (RemoteException e) { 10264 Log.i(TAG, "Observer no longer exists."); 10265 } 10266 } //end if observer 10267 } //end run 10268 }); 10269 } 10270 10271 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 10272 if (packageName == null) { 10273 Slog.w(TAG, "Attempt to delete null packageName."); 10274 return false; 10275 } 10276 PackageParser.Package p; 10277 synchronized (mPackages) { 10278 p = mPackages.get(packageName); 10279 } 10280 if (p == null) { 10281 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10282 return false; 10283 } 10284 final ApplicationInfo applicationInfo = p.applicationInfo; 10285 if (applicationInfo == null) { 10286 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10287 return false; 10288 } 10289 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 10290 if (retCode < 0) { 10291 Slog.w(TAG, "Couldn't remove cache files for package: " 10292 + packageName + " u" + userId); 10293 return false; 10294 } 10295 return true; 10296 } 10297 10298 public void getPackageSizeInfo(final String packageName, int userHandle, 10299 final IPackageStatsObserver observer) { 10300 mContext.enforceCallingOrSelfPermission( 10301 android.Manifest.permission.GET_PACKAGE_SIZE, null); 10302 if (packageName == null) { 10303 throw new IllegalArgumentException("Attempt to get size of null packageName"); 10304 } 10305 10306 PackageStats stats = new PackageStats(packageName, userHandle); 10307 10308 /* 10309 * Queue up an async operation since the package measurement may take a 10310 * little while. 10311 */ 10312 Message msg = mHandler.obtainMessage(INIT_COPY); 10313 msg.obj = new MeasureParams(stats, observer); 10314 mHandler.sendMessage(msg); 10315 } 10316 10317 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 10318 PackageStats pStats) { 10319 if (packageName == null) { 10320 Slog.w(TAG, "Attempt to get size of null packageName."); 10321 return false; 10322 } 10323 PackageParser.Package p; 10324 boolean dataOnly = false; 10325 String libDirPath = null; 10326 String asecPath = null; 10327 synchronized (mPackages) { 10328 p = mPackages.get(packageName); 10329 PackageSetting ps = mSettings.mPackages.get(packageName); 10330 if(p == null) { 10331 dataOnly = true; 10332 if((ps == null) || (ps.pkg == null)) { 10333 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10334 return false; 10335 } 10336 p = ps.pkg; 10337 } 10338 if (ps != null) { 10339 libDirPath = ps.nativeLibraryPathString; 10340 } 10341 if (p != null && (isExternal(p) || isForwardLocked(p))) { 10342 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 10343 if (secureContainerId != null) { 10344 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 10345 } 10346 } 10347 } 10348 String publicSrcDir = null; 10349 if(!dataOnly) { 10350 final ApplicationInfo applicationInfo = p.applicationInfo; 10351 if (applicationInfo == null) { 10352 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10353 return false; 10354 } 10355 if (isForwardLocked(p)) { 10356 publicSrcDir = applicationInfo.publicSourceDir; 10357 } 10358 } 10359 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, libDirPath, 10360 publicSrcDir, asecPath, pStats); 10361 if (res < 0) { 10362 return false; 10363 } 10364 10365 // Fix-up for forward-locked applications in ASEC containers. 10366 if (!isExternal(p)) { 10367 pStats.codeSize += pStats.externalCodeSize; 10368 pStats.externalCodeSize = 0L; 10369 } 10370 10371 return true; 10372 } 10373 10374 10375 public void addPackageToPreferred(String packageName) { 10376 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 10377 } 10378 10379 public void removePackageFromPreferred(String packageName) { 10380 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 10381 } 10382 10383 public List<PackageInfo> getPreferredPackages(int flags) { 10384 return new ArrayList<PackageInfo>(); 10385 } 10386 10387 private int getUidTargetSdkVersionLockedLPr(int uid) { 10388 Object obj = mSettings.getUserIdLPr(uid); 10389 if (obj instanceof SharedUserSetting) { 10390 final SharedUserSetting sus = (SharedUserSetting) obj; 10391 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 10392 final Iterator<PackageSetting> it = sus.packages.iterator(); 10393 while (it.hasNext()) { 10394 final PackageSetting ps = it.next(); 10395 if (ps.pkg != null) { 10396 int v = ps.pkg.applicationInfo.targetSdkVersion; 10397 if (v < vers) vers = v; 10398 } 10399 } 10400 return vers; 10401 } else if (obj instanceof PackageSetting) { 10402 final PackageSetting ps = (PackageSetting) obj; 10403 if (ps.pkg != null) { 10404 return ps.pkg.applicationInfo.targetSdkVersion; 10405 } 10406 } 10407 return Build.VERSION_CODES.CUR_DEVELOPMENT; 10408 } 10409 10410 public void addPreferredActivity(IntentFilter filter, int match, 10411 ComponentName[] set, ComponentName activity, int userId) { 10412 addPreferredActivityInternal(filter, match, set, activity, true, userId); 10413 } 10414 10415 private void addPreferredActivityInternal(IntentFilter filter, int match, 10416 ComponentName[] set, ComponentName activity, boolean always, int userId) { 10417 // writer 10418 int callingUid = Binder.getCallingUid(); 10419 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 10420 if (filter.countActions() == 0) { 10421 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10422 return; 10423 } 10424 synchronized (mPackages) { 10425 if (mContext.checkCallingOrSelfPermission( 10426 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10427 != PackageManager.PERMISSION_GRANTED) { 10428 if (getUidTargetSdkVersionLockedLPr(callingUid) 10429 < Build.VERSION_CODES.FROYO) { 10430 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 10431 + callingUid); 10432 return; 10433 } 10434 mContext.enforceCallingOrSelfPermission( 10435 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10436 } 10437 10438 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 10439 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10440 mSettings.editPreferredActivitiesLPw(userId).addFilter( 10441 new PreferredActivity(filter, match, set, activity, always)); 10442 mSettings.writePackageRestrictionsLPr(userId); 10443 } 10444 } 10445 10446 public void replacePreferredActivity(IntentFilter filter, int match, 10447 ComponentName[] set, ComponentName activity) { 10448 if (filter.countActions() != 1) { 10449 throw new IllegalArgumentException( 10450 "replacePreferredActivity expects filter to have only 1 action."); 10451 } 10452 if (filter.countDataAuthorities() != 0 10453 || filter.countDataPaths() != 0 10454 || filter.countDataSchemes() > 1 10455 || filter.countDataTypes() != 0) { 10456 throw new IllegalArgumentException( 10457 "replacePreferredActivity expects filter to have no data authorities, " + 10458 "paths, or types; and at most one scheme."); 10459 } 10460 synchronized (mPackages) { 10461 if (mContext.checkCallingOrSelfPermission( 10462 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10463 != PackageManager.PERMISSION_GRANTED) { 10464 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10465 < Build.VERSION_CODES.FROYO) { 10466 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 10467 + Binder.getCallingUid()); 10468 return; 10469 } 10470 mContext.enforceCallingOrSelfPermission( 10471 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10472 } 10473 10474 final int callingUserId = UserHandle.getCallingUserId(); 10475 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 10476 if (pir != null) { 10477 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 10478 if (filter.countDataSchemes() == 1) { 10479 Uri.Builder builder = new Uri.Builder(); 10480 builder.scheme(filter.getDataScheme(0)); 10481 intent.setData(builder.build()); 10482 } 10483 List<PreferredActivity> matches = pir.queryIntent( 10484 intent, null, true, callingUserId); 10485 if (DEBUG_PREFERRED) { 10486 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 10487 } 10488 for (int i = 0; i < matches.size(); i++) { 10489 PreferredActivity pa = matches.get(i); 10490 if (DEBUG_PREFERRED) { 10491 Slog.i(TAG, "Removing preferred activity " 10492 + pa.mPref.mComponent + ":"); 10493 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10494 } 10495 pir.removeFilter(pa); 10496 } 10497 } 10498 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 10499 } 10500 } 10501 10502 public void clearPackagePreferredActivities(String packageName) { 10503 final int uid = Binder.getCallingUid(); 10504 // writer 10505 synchronized (mPackages) { 10506 PackageParser.Package pkg = mPackages.get(packageName); 10507 if (pkg == null || pkg.applicationInfo.uid != uid) { 10508 if (mContext.checkCallingOrSelfPermission( 10509 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10510 != PackageManager.PERMISSION_GRANTED) { 10511 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10512 < Build.VERSION_CODES.FROYO) { 10513 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 10514 + Binder.getCallingUid()); 10515 return; 10516 } 10517 mContext.enforceCallingOrSelfPermission( 10518 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10519 } 10520 } 10521 10522 int user = UserHandle.getCallingUserId(); 10523 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 10524 mSettings.writePackageRestrictionsLPr(user); 10525 scheduleWriteSettingsLocked(); 10526 } 10527 } 10528 } 10529 10530 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 10531 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 10532 ArrayList<PreferredActivity> removed = null; 10533 boolean changed = false; 10534 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10535 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 10536 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10537 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 10538 continue; 10539 } 10540 Iterator<PreferredActivity> it = pir.filterIterator(); 10541 while (it.hasNext()) { 10542 PreferredActivity pa = it.next(); 10543 // Mark entry for removal only if it matches the package name 10544 // and the entry is of type "always". 10545 if (packageName == null || 10546 (pa.mPref.mComponent.getPackageName().equals(packageName) 10547 && pa.mPref.mAlways)) { 10548 if (removed == null) { 10549 removed = new ArrayList<PreferredActivity>(); 10550 } 10551 removed.add(pa); 10552 } 10553 } 10554 if (removed != null) { 10555 for (int j=0; j<removed.size(); j++) { 10556 PreferredActivity pa = removed.get(j); 10557 pir.removeFilter(pa); 10558 } 10559 changed = true; 10560 } 10561 } 10562 return changed; 10563 } 10564 10565 public void resetPreferredActivities(int userId) { 10566 mContext.enforceCallingOrSelfPermission( 10567 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10568 // writer 10569 synchronized (mPackages) { 10570 int user = UserHandle.getCallingUserId(); 10571 clearPackagePreferredActivitiesLPw(null, user); 10572 mSettings.readDefaultPreferredAppsLPw(this, user); 10573 mSettings.writePackageRestrictionsLPr(user); 10574 scheduleWriteSettingsLocked(); 10575 } 10576 } 10577 10578 public int getPreferredActivities(List<IntentFilter> outFilters, 10579 List<ComponentName> outActivities, String packageName) { 10580 10581 int num = 0; 10582 final int userId = UserHandle.getCallingUserId(); 10583 // reader 10584 synchronized (mPackages) { 10585 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 10586 if (pir != null) { 10587 final Iterator<PreferredActivity> it = pir.filterIterator(); 10588 while (it.hasNext()) { 10589 final PreferredActivity pa = it.next(); 10590 if (packageName == null 10591 || (pa.mPref.mComponent.getPackageName().equals(packageName) 10592 && pa.mPref.mAlways)) { 10593 if (outFilters != null) { 10594 outFilters.add(new IntentFilter(pa)); 10595 } 10596 if (outActivities != null) { 10597 outActivities.add(pa.mPref.mComponent); 10598 } 10599 } 10600 } 10601 } 10602 } 10603 10604 return num; 10605 } 10606 10607 @Override 10608 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 10609 int userId) { 10610 int callingUid = Binder.getCallingUid(); 10611 if (callingUid != Process.SYSTEM_UID) { 10612 throw new SecurityException( 10613 "addPersistentPreferredActivity can only be run by the system"); 10614 } 10615 if (filter.countActions() == 0) { 10616 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10617 return; 10618 } 10619 synchronized (mPackages) { 10620 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 10621 " :"); 10622 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10623 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 10624 new PersistentPreferredActivity(filter, activity)); 10625 mSettings.writePackageRestrictionsLPr(userId); 10626 } 10627 } 10628 10629 @Override 10630 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 10631 int callingUid = Binder.getCallingUid(); 10632 if (callingUid != Process.SYSTEM_UID) { 10633 throw new SecurityException( 10634 "clearPackagePersistentPreferredActivities can only be run by the system"); 10635 } 10636 ArrayList<PersistentPreferredActivity> removed = null; 10637 boolean changed = false; 10638 synchronized (mPackages) { 10639 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 10640 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 10641 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 10642 .valueAt(i); 10643 if (userId != thisUserId) { 10644 continue; 10645 } 10646 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 10647 while (it.hasNext()) { 10648 PersistentPreferredActivity ppa = it.next(); 10649 // Mark entry for removal only if it matches the package name. 10650 if (ppa.mComponent.getPackageName().equals(packageName)) { 10651 if (removed == null) { 10652 removed = new ArrayList<PersistentPreferredActivity>(); 10653 } 10654 removed.add(ppa); 10655 } 10656 } 10657 if (removed != null) { 10658 for (int j=0; j<removed.size(); j++) { 10659 PersistentPreferredActivity ppa = removed.get(j); 10660 ppir.removeFilter(ppa); 10661 } 10662 changed = true; 10663 } 10664 } 10665 10666 if (changed) { 10667 mSettings.writePackageRestrictionsLPr(userId); 10668 } 10669 } 10670 } 10671 10672 @Override 10673 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 10674 Intent intent = new Intent(Intent.ACTION_MAIN); 10675 intent.addCategory(Intent.CATEGORY_HOME); 10676 10677 final int callingUserId = UserHandle.getCallingUserId(); 10678 List<ResolveInfo> list = queryIntentActivities(intent, null, 10679 PackageManager.GET_META_DATA, callingUserId); 10680 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 10681 true, false, false, callingUserId); 10682 10683 allHomeCandidates.clear(); 10684 if (list != null) { 10685 for (ResolveInfo ri : list) { 10686 allHomeCandidates.add(ri); 10687 } 10688 } 10689 return (preferred == null || preferred.activityInfo == null) 10690 ? null 10691 : new ComponentName(preferred.activityInfo.packageName, 10692 preferred.activityInfo.name); 10693 } 10694 10695 @Override 10696 public void setApplicationEnabledSetting(String appPackageName, 10697 int newState, int flags, int userId, String callingPackage) { 10698 if (!sUserManager.exists(userId)) return; 10699 if (callingPackage == null) { 10700 callingPackage = Integer.toString(Binder.getCallingUid()); 10701 } 10702 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 10703 } 10704 10705 @Override 10706 public void setComponentEnabledSetting(ComponentName componentName, 10707 int newState, int flags, int userId) { 10708 if (!sUserManager.exists(userId)) return; 10709 setEnabledSetting(componentName.getPackageName(), 10710 componentName.getClassName(), newState, flags, userId, null); 10711 } 10712 10713 private void setEnabledSetting(final String packageName, String className, int newState, 10714 final int flags, int userId, String callingPackage) { 10715 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 10716 || newState == COMPONENT_ENABLED_STATE_ENABLED 10717 || newState == COMPONENT_ENABLED_STATE_DISABLED 10718 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 10719 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 10720 throw new IllegalArgumentException("Invalid new component state: " 10721 + newState); 10722 } 10723 PackageSetting pkgSetting; 10724 final int uid = Binder.getCallingUid(); 10725 final int permission = mContext.checkCallingOrSelfPermission( 10726 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10727 enforceCrossUserPermission(uid, userId, false, "set enabled"); 10728 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10729 boolean sendNow = false; 10730 boolean isApp = (className == null); 10731 String componentName = isApp ? packageName : className; 10732 int packageUid = -1; 10733 ArrayList<String> components; 10734 10735 // writer 10736 synchronized (mPackages) { 10737 pkgSetting = mSettings.mPackages.get(packageName); 10738 if (pkgSetting == null) { 10739 if (className == null) { 10740 throw new IllegalArgumentException( 10741 "Unknown package: " + packageName); 10742 } 10743 throw new IllegalArgumentException( 10744 "Unknown component: " + packageName 10745 + "/" + className); 10746 } 10747 // Allow root and verify that userId is not being specified by a different user 10748 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 10749 throw new SecurityException( 10750 "Permission Denial: attempt to change component state from pid=" 10751 + Binder.getCallingPid() 10752 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 10753 } 10754 if (className == null) { 10755 // We're dealing with an application/package level state change 10756 if (pkgSetting.getEnabled(userId) == newState) { 10757 // Nothing to do 10758 return; 10759 } 10760 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 10761 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 10762 // Don't care about who enables an app. 10763 callingPackage = null; 10764 } 10765 pkgSetting.setEnabled(newState, userId, callingPackage); 10766 // pkgSetting.pkg.mSetEnabled = newState; 10767 } else { 10768 // We're dealing with a component level state change 10769 // First, verify that this is a valid class name. 10770 PackageParser.Package pkg = pkgSetting.pkg; 10771 if (pkg == null || !pkg.hasComponentClassName(className)) { 10772 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 10773 throw new IllegalArgumentException("Component class " + className 10774 + " does not exist in " + packageName); 10775 } else { 10776 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 10777 + className + " does not exist in " + packageName); 10778 } 10779 } 10780 switch (newState) { 10781 case COMPONENT_ENABLED_STATE_ENABLED: 10782 if (!pkgSetting.enableComponentLPw(className, userId)) { 10783 return; 10784 } 10785 break; 10786 case COMPONENT_ENABLED_STATE_DISABLED: 10787 if (!pkgSetting.disableComponentLPw(className, userId)) { 10788 return; 10789 } 10790 break; 10791 case COMPONENT_ENABLED_STATE_DEFAULT: 10792 if (!pkgSetting.restoreComponentLPw(className, userId)) { 10793 return; 10794 } 10795 break; 10796 default: 10797 Slog.e(TAG, "Invalid new component state: " + newState); 10798 return; 10799 } 10800 } 10801 mSettings.writePackageRestrictionsLPr(userId); 10802 components = mPendingBroadcasts.get(userId, packageName); 10803 final boolean newPackage = components == null; 10804 if (newPackage) { 10805 components = new ArrayList<String>(); 10806 } 10807 if (!components.contains(componentName)) { 10808 components.add(componentName); 10809 } 10810 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 10811 sendNow = true; 10812 // Purge entry from pending broadcast list if another one exists already 10813 // since we are sending one right away. 10814 mPendingBroadcasts.remove(userId, packageName); 10815 } else { 10816 if (newPackage) { 10817 mPendingBroadcasts.put(userId, packageName, components); 10818 } 10819 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 10820 // Schedule a message 10821 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 10822 } 10823 } 10824 } 10825 10826 long callingId = Binder.clearCallingIdentity(); 10827 try { 10828 if (sendNow) { 10829 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 10830 sendPackageChangedBroadcast(packageName, 10831 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 10832 } 10833 } finally { 10834 Binder.restoreCallingIdentity(callingId); 10835 } 10836 } 10837 10838 private void sendPackageChangedBroadcast(String packageName, 10839 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 10840 if (DEBUG_INSTALL) 10841 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 10842 + componentNames); 10843 Bundle extras = new Bundle(4); 10844 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 10845 String nameList[] = new String[componentNames.size()]; 10846 componentNames.toArray(nameList); 10847 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 10848 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 10849 extras.putInt(Intent.EXTRA_UID, packageUid); 10850 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 10851 new int[] {UserHandle.getUserId(packageUid)}); 10852 } 10853 10854 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 10855 if (!sUserManager.exists(userId)) return; 10856 final int uid = Binder.getCallingUid(); 10857 final int permission = mContext.checkCallingOrSelfPermission( 10858 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10859 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10860 enforceCrossUserPermission(uid, userId, true, "stop package"); 10861 // writer 10862 synchronized (mPackages) { 10863 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 10864 uid, userId)) { 10865 scheduleWritePackageRestrictionsLocked(userId); 10866 } 10867 } 10868 } 10869 10870 public String getInstallerPackageName(String packageName) { 10871 // reader 10872 synchronized (mPackages) { 10873 return mSettings.getInstallerPackageNameLPr(packageName); 10874 } 10875 } 10876 10877 @Override 10878 public int getApplicationEnabledSetting(String packageName, int userId) { 10879 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10880 int uid = Binder.getCallingUid(); 10881 enforceCrossUserPermission(uid, userId, false, "get enabled"); 10882 // reader 10883 synchronized (mPackages) { 10884 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 10885 } 10886 } 10887 10888 @Override 10889 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 10890 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10891 int uid = Binder.getCallingUid(); 10892 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 10893 // reader 10894 synchronized (mPackages) { 10895 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 10896 } 10897 } 10898 10899 public void enterSafeMode() { 10900 enforceSystemOrRoot("Only the system can request entering safe mode"); 10901 10902 if (!mSystemReady) { 10903 mSafeMode = true; 10904 } 10905 } 10906 10907 public void systemReady() { 10908 mSystemReady = true; 10909 10910 // Read the compatibilty setting when the system is ready. 10911 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 10912 mContext.getContentResolver(), 10913 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 10914 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 10915 if (DEBUG_SETTINGS) { 10916 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 10917 } 10918 10919 synchronized (mPackages) { 10920 // Verify that all of the preferred activity components actually 10921 // exist. It is possible for applications to be updated and at 10922 // that point remove a previously declared activity component that 10923 // had been set as a preferred activity. We try to clean this up 10924 // the next time we encounter that preferred activity, but it is 10925 // possible for the user flow to never be able to return to that 10926 // situation so here we do a sanity check to make sure we haven't 10927 // left any junk around. 10928 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 10929 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10930 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10931 removed.clear(); 10932 for (PreferredActivity pa : pir.filterSet()) { 10933 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 10934 removed.add(pa); 10935 } 10936 } 10937 if (removed.size() > 0) { 10938 for (int j=0; j<removed.size(); j++) { 10939 PreferredActivity pa = removed.get(i); 10940 Slog.w(TAG, "Removing dangling preferred activity: " 10941 + pa.mPref.mComponent); 10942 pir.removeFilter(pa); 10943 } 10944 mSettings.writePackageRestrictionsLPr( 10945 mSettings.mPreferredActivities.keyAt(i)); 10946 } 10947 } 10948 } 10949 sUserManager.systemReady(); 10950 } 10951 10952 public boolean isSafeMode() { 10953 return mSafeMode; 10954 } 10955 10956 public boolean hasSystemUidErrors() { 10957 return mHasSystemUidErrors; 10958 } 10959 10960 static String arrayToString(int[] array) { 10961 StringBuffer buf = new StringBuffer(128); 10962 buf.append('['); 10963 if (array != null) { 10964 for (int i=0; i<array.length; i++) { 10965 if (i > 0) buf.append(", "); 10966 buf.append(array[i]); 10967 } 10968 } 10969 buf.append(']'); 10970 return buf.toString(); 10971 } 10972 10973 static class DumpState { 10974 public static final int DUMP_LIBS = 1 << 0; 10975 10976 public static final int DUMP_FEATURES = 1 << 1; 10977 10978 public static final int DUMP_RESOLVERS = 1 << 2; 10979 10980 public static final int DUMP_PERMISSIONS = 1 << 3; 10981 10982 public static final int DUMP_PACKAGES = 1 << 4; 10983 10984 public static final int DUMP_SHARED_USERS = 1 << 5; 10985 10986 public static final int DUMP_MESSAGES = 1 << 6; 10987 10988 public static final int DUMP_PROVIDERS = 1 << 7; 10989 10990 public static final int DUMP_VERIFIERS = 1 << 8; 10991 10992 public static final int DUMP_PREFERRED = 1 << 9; 10993 10994 public static final int DUMP_PREFERRED_XML = 1 << 10; 10995 10996 public static final int DUMP_KEYSETS = 1 << 11; 10997 10998 public static final int OPTION_SHOW_FILTERS = 1 << 0; 10999 11000 private int mTypes; 11001 11002 private int mOptions; 11003 11004 private boolean mTitlePrinted; 11005 11006 private SharedUserSetting mSharedUser; 11007 11008 public boolean isDumping(int type) { 11009 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11010 return true; 11011 } 11012 11013 return (mTypes & type) != 0; 11014 } 11015 11016 public void setDump(int type) { 11017 mTypes |= type; 11018 } 11019 11020 public boolean isOptionEnabled(int option) { 11021 return (mOptions & option) != 0; 11022 } 11023 11024 public void setOptionEnabled(int option) { 11025 mOptions |= option; 11026 } 11027 11028 public boolean onTitlePrinted() { 11029 final boolean printed = mTitlePrinted; 11030 mTitlePrinted = true; 11031 return printed; 11032 } 11033 11034 public boolean getTitlePrinted() { 11035 return mTitlePrinted; 11036 } 11037 11038 public void setTitlePrinted(boolean enabled) { 11039 mTitlePrinted = enabled; 11040 } 11041 11042 public SharedUserSetting getSharedUser() { 11043 return mSharedUser; 11044 } 11045 11046 public void setSharedUser(SharedUserSetting user) { 11047 mSharedUser = user; 11048 } 11049 } 11050 11051 @Override 11052 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 11053 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 11054 != PackageManager.PERMISSION_GRANTED) { 11055 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 11056 + Binder.getCallingPid() 11057 + ", uid=" + Binder.getCallingUid() 11058 + " without permission " 11059 + android.Manifest.permission.DUMP); 11060 return; 11061 } 11062 11063 DumpState dumpState = new DumpState(); 11064 boolean fullPreferred = false; 11065 boolean checkin = false; 11066 11067 String packageName = null; 11068 11069 int opti = 0; 11070 while (opti < args.length) { 11071 String opt = args[opti]; 11072 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 11073 break; 11074 } 11075 opti++; 11076 if ("-a".equals(opt)) { 11077 // Right now we only know how to print all. 11078 } else if ("-h".equals(opt)) { 11079 pw.println("Package manager dump options:"); 11080 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 11081 pw.println(" --checkin: dump for a checkin"); 11082 pw.println(" -f: print details of intent filters"); 11083 pw.println(" -h: print this help"); 11084 pw.println(" cmd may be one of:"); 11085 pw.println(" l[ibraries]: list known shared libraries"); 11086 pw.println(" f[ibraries]: list device features"); 11087 pw.println(" r[esolvers]: dump intent resolvers"); 11088 pw.println(" perm[issions]: dump permissions"); 11089 pw.println(" pref[erred]: print preferred package settings"); 11090 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 11091 pw.println(" prov[iders]: dump content providers"); 11092 pw.println(" p[ackages]: dump installed packages"); 11093 pw.println(" s[hared-users]: dump shared user IDs"); 11094 pw.println(" m[essages]: print collected runtime messages"); 11095 pw.println(" v[erifiers]: print package verifier info"); 11096 pw.println(" <package.name>: info about given package"); 11097 pw.println(" k[eysets]: print known keysets"); 11098 return; 11099 } else if ("--checkin".equals(opt)) { 11100 checkin = true; 11101 } else if ("-f".equals(opt)) { 11102 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11103 } else { 11104 pw.println("Unknown argument: " + opt + "; use -h for help"); 11105 } 11106 } 11107 11108 // Is the caller requesting to dump a particular piece of data? 11109 if (opti < args.length) { 11110 String cmd = args[opti]; 11111 opti++; 11112 // Is this a package name? 11113 if ("android".equals(cmd) || cmd.contains(".")) { 11114 packageName = cmd; 11115 // When dumping a single package, we always dump all of its 11116 // filter information since the amount of data will be reasonable. 11117 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11118 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 11119 dumpState.setDump(DumpState.DUMP_LIBS); 11120 } else if ("f".equals(cmd) || "features".equals(cmd)) { 11121 dumpState.setDump(DumpState.DUMP_FEATURES); 11122 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 11123 dumpState.setDump(DumpState.DUMP_RESOLVERS); 11124 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 11125 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 11126 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 11127 dumpState.setDump(DumpState.DUMP_PREFERRED); 11128 } else if ("preferred-xml".equals(cmd)) { 11129 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 11130 if (opti < args.length && "--full".equals(args[opti])) { 11131 fullPreferred = true; 11132 opti++; 11133 } 11134 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 11135 dumpState.setDump(DumpState.DUMP_PACKAGES); 11136 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 11137 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 11138 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 11139 dumpState.setDump(DumpState.DUMP_PROVIDERS); 11140 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 11141 dumpState.setDump(DumpState.DUMP_MESSAGES); 11142 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 11143 dumpState.setDump(DumpState.DUMP_VERIFIERS); 11144 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 11145 dumpState.setDump(DumpState.DUMP_KEYSETS); 11146 } 11147 } 11148 11149 if (checkin) { 11150 pw.println("vers,1"); 11151 } 11152 11153 // reader 11154 synchronized (mPackages) { 11155 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 11156 if (!checkin) { 11157 if (dumpState.onTitlePrinted()) 11158 pw.println(); 11159 pw.println("Verifiers:"); 11160 pw.print(" Required: "); 11161 pw.print(mRequiredVerifierPackage); 11162 pw.print(" (uid="); 11163 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 11164 pw.println(")"); 11165 } else if (mRequiredVerifierPackage != null) { 11166 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 11167 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 11168 } 11169 } 11170 11171 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 11172 boolean printedHeader = false; 11173 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 11174 while (it.hasNext()) { 11175 String name = it.next(); 11176 SharedLibraryEntry ent = mSharedLibraries.get(name); 11177 if (!checkin) { 11178 if (!printedHeader) { 11179 if (dumpState.onTitlePrinted()) 11180 pw.println(); 11181 pw.println("Libraries:"); 11182 printedHeader = true; 11183 } 11184 pw.print(" "); 11185 } else { 11186 pw.print("lib,"); 11187 } 11188 pw.print(name); 11189 if (!checkin) { 11190 pw.print(" -> "); 11191 } 11192 if (ent.path != null) { 11193 if (!checkin) { 11194 pw.print("(jar) "); 11195 pw.print(ent.path); 11196 } else { 11197 pw.print(",jar,"); 11198 pw.print(ent.path); 11199 } 11200 } else { 11201 if (!checkin) { 11202 pw.print("(apk) "); 11203 pw.print(ent.apk); 11204 } else { 11205 pw.print(",apk,"); 11206 pw.print(ent.apk); 11207 } 11208 } 11209 pw.println(); 11210 } 11211 } 11212 11213 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 11214 if (dumpState.onTitlePrinted()) 11215 pw.println(); 11216 if (!checkin) { 11217 pw.println("Features:"); 11218 } 11219 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 11220 while (it.hasNext()) { 11221 String name = it.next(); 11222 if (!checkin) { 11223 pw.print(" "); 11224 } else { 11225 pw.print("feat,"); 11226 } 11227 pw.println(name); 11228 } 11229 } 11230 11231 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 11232 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 11233 : "Activity Resolver Table:", " ", packageName, 11234 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11235 dumpState.setTitlePrinted(true); 11236 } 11237 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 11238 : "Receiver Resolver Table:", " ", packageName, 11239 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11240 dumpState.setTitlePrinted(true); 11241 } 11242 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 11243 : "Service Resolver Table:", " ", packageName, 11244 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11245 dumpState.setTitlePrinted(true); 11246 } 11247 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 11248 : "Provider Resolver Table:", " ", packageName, 11249 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11250 dumpState.setTitlePrinted(true); 11251 } 11252 } 11253 11254 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 11255 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11256 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11257 int user = mSettings.mPreferredActivities.keyAt(i); 11258 if (pir.dump(pw, 11259 dumpState.getTitlePrinted() 11260 ? "\nPreferred Activities User " + user + ":" 11261 : "Preferred Activities User " + user + ":", " ", 11262 packageName, true)) { 11263 dumpState.setTitlePrinted(true); 11264 } 11265 } 11266 } 11267 11268 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 11269 pw.flush(); 11270 FileOutputStream fout = new FileOutputStream(fd); 11271 BufferedOutputStream str = new BufferedOutputStream(fout); 11272 XmlSerializer serializer = new FastXmlSerializer(); 11273 try { 11274 serializer.setOutput(str, "utf-8"); 11275 serializer.startDocument(null, true); 11276 serializer.setFeature( 11277 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 11278 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 11279 serializer.endDocument(); 11280 serializer.flush(); 11281 } catch (IllegalArgumentException e) { 11282 pw.println("Failed writing: " + e); 11283 } catch (IllegalStateException e) { 11284 pw.println("Failed writing: " + e); 11285 } catch (IOException e) { 11286 pw.println("Failed writing: " + e); 11287 } 11288 } 11289 11290 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 11291 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 11292 } 11293 11294 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 11295 boolean printedSomething = false; 11296 for (PackageParser.Provider p : mProviders.mProviders.values()) { 11297 if (packageName != null && !packageName.equals(p.info.packageName)) { 11298 continue; 11299 } 11300 if (!printedSomething) { 11301 if (dumpState.onTitlePrinted()) 11302 pw.println(); 11303 pw.println("Registered ContentProviders:"); 11304 printedSomething = true; 11305 } 11306 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 11307 pw.print(" "); pw.println(p.toString()); 11308 } 11309 printedSomething = false; 11310 for (Map.Entry<String, PackageParser.Provider> entry : 11311 mProvidersByAuthority.entrySet()) { 11312 PackageParser.Provider p = entry.getValue(); 11313 if (packageName != null && !packageName.equals(p.info.packageName)) { 11314 continue; 11315 } 11316 if (!printedSomething) { 11317 if (dumpState.onTitlePrinted()) 11318 pw.println(); 11319 pw.println("ContentProvider Authorities:"); 11320 printedSomething = true; 11321 } 11322 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 11323 pw.print(" "); pw.println(p.toString()); 11324 if (p.info != null && p.info.applicationInfo != null) { 11325 final String appInfo = p.info.applicationInfo.toString(); 11326 pw.print(" applicationInfo="); pw.println(appInfo); 11327 } 11328 } 11329 } 11330 11331 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 11332 mSettings.mKeySetManager.dump(pw, packageName, dumpState); 11333 } 11334 11335 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 11336 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 11337 } 11338 11339 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 11340 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 11341 } 11342 11343 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 11344 if (dumpState.onTitlePrinted()) 11345 pw.println(); 11346 mSettings.dumpReadMessagesLPr(pw, dumpState); 11347 11348 pw.println(); 11349 pw.println("Package warning messages:"); 11350 final File fname = getSettingsProblemFile(); 11351 FileInputStream in = null; 11352 try { 11353 in = new FileInputStream(fname); 11354 final int avail = in.available(); 11355 final byte[] data = new byte[avail]; 11356 in.read(data); 11357 pw.print(new String(data)); 11358 } catch (FileNotFoundException e) { 11359 } catch (IOException e) { 11360 } finally { 11361 if (in != null) { 11362 try { 11363 in.close(); 11364 } catch (IOException e) { 11365 } 11366 } 11367 } 11368 } 11369 } 11370 } 11371 11372 // ------- apps on sdcard specific code ------- 11373 static final boolean DEBUG_SD_INSTALL = false; 11374 11375 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 11376 11377 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 11378 11379 private boolean mMediaMounted = false; 11380 11381 private String getEncryptKey() { 11382 try { 11383 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 11384 SD_ENCRYPTION_KEYSTORE_NAME); 11385 if (sdEncKey == null) { 11386 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 11387 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 11388 if (sdEncKey == null) { 11389 Slog.e(TAG, "Failed to create encryption keys"); 11390 return null; 11391 } 11392 } 11393 return sdEncKey; 11394 } catch (NoSuchAlgorithmException nsae) { 11395 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 11396 return null; 11397 } catch (IOException ioe) { 11398 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 11399 return null; 11400 } 11401 11402 } 11403 11404 /* package */static String getTempContainerId() { 11405 int tmpIdx = 1; 11406 String list[] = PackageHelper.getSecureContainerList(); 11407 if (list != null) { 11408 for (final String name : list) { 11409 // Ignore null and non-temporary container entries 11410 if (name == null || !name.startsWith(mTempContainerPrefix)) { 11411 continue; 11412 } 11413 11414 String subStr = name.substring(mTempContainerPrefix.length()); 11415 try { 11416 int cid = Integer.parseInt(subStr); 11417 if (cid >= tmpIdx) { 11418 tmpIdx = cid + 1; 11419 } 11420 } catch (NumberFormatException e) { 11421 } 11422 } 11423 } 11424 return mTempContainerPrefix + tmpIdx; 11425 } 11426 11427 /* 11428 * Update media status on PackageManager. 11429 */ 11430 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 11431 int callingUid = Binder.getCallingUid(); 11432 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 11433 throw new SecurityException("Media status can only be updated by the system"); 11434 } 11435 // reader; this apparently protects mMediaMounted, but should probably 11436 // be a different lock in that case. 11437 synchronized (mPackages) { 11438 Log.i(TAG, "Updating external media status from " 11439 + (mMediaMounted ? "mounted" : "unmounted") + " to " 11440 + (mediaStatus ? "mounted" : "unmounted")); 11441 if (DEBUG_SD_INSTALL) 11442 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 11443 + ", mMediaMounted=" + mMediaMounted); 11444 if (mediaStatus == mMediaMounted) { 11445 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 11446 : 0, -1); 11447 mHandler.sendMessage(msg); 11448 return; 11449 } 11450 mMediaMounted = mediaStatus; 11451 } 11452 // Queue up an async operation since the package installation may take a 11453 // little while. 11454 mHandler.post(new Runnable() { 11455 public void run() { 11456 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 11457 } 11458 }); 11459 } 11460 11461 /** 11462 * Called by MountService when the initial ASECs to scan are available. 11463 * Should block until all the ASEC containers are finished being scanned. 11464 */ 11465 public void scanAvailableAsecs() { 11466 updateExternalMediaStatusInner(true, false, false); 11467 if (mShouldRestoreconData) { 11468 SELinuxMMAC.setRestoreconDone(); 11469 mShouldRestoreconData = false; 11470 } 11471 } 11472 11473 /* 11474 * Collect information of applications on external media, map them against 11475 * existing containers and update information based on current mount status. 11476 * Please note that we always have to report status if reportStatus has been 11477 * set to true especially when unloading packages. 11478 */ 11479 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 11480 boolean externalStorage) { 11481 // Collection of uids 11482 int uidArr[] = null; 11483 // Collection of stale containers 11484 HashSet<String> removeCids = new HashSet<String>(); 11485 // Collection of packages on external media with valid containers. 11486 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 11487 // Get list of secure containers. 11488 final String list[] = PackageHelper.getSecureContainerList(); 11489 if (list == null || list.length == 0) { 11490 Log.i(TAG, "No secure containers on sdcard"); 11491 } else { 11492 // Process list of secure containers and categorize them 11493 // as active or stale based on their package internal state. 11494 int uidList[] = new int[list.length]; 11495 int num = 0; 11496 // reader 11497 synchronized (mPackages) { 11498 for (String cid : list) { 11499 if (DEBUG_SD_INSTALL) 11500 Log.i(TAG, "Processing container " + cid); 11501 String pkgName = getAsecPackageName(cid); 11502 if (pkgName == null) { 11503 if (DEBUG_SD_INSTALL) 11504 Log.i(TAG, "Container : " + cid + " stale"); 11505 removeCids.add(cid); 11506 continue; 11507 } 11508 if (DEBUG_SD_INSTALL) 11509 Log.i(TAG, "Looking for pkg : " + pkgName); 11510 11511 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11512 if (ps == null) { 11513 Log.i(TAG, "Deleting container with no matching settings " + cid); 11514 removeCids.add(cid); 11515 continue; 11516 } 11517 11518 /* 11519 * Skip packages that are not external if we're unmounting 11520 * external storage. 11521 */ 11522 if (externalStorage && !isMounted && !isExternal(ps)) { 11523 continue; 11524 } 11525 11526 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 11527 // The package status is changed only if the code path 11528 // matches between settings and the container id. 11529 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 11530 if (DEBUG_SD_INSTALL) { 11531 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 11532 + " at code path: " + ps.codePathString); 11533 } 11534 11535 // We do have a valid package installed on sdcard 11536 processCids.put(args, ps.codePathString); 11537 final int uid = ps.appId; 11538 if (uid != -1) { 11539 uidList[num++] = uid; 11540 } 11541 } else { 11542 Log.i(TAG, "Deleting stale container for " + cid); 11543 removeCids.add(cid); 11544 } 11545 } 11546 } 11547 11548 if (num > 0) { 11549 // Sort uid list 11550 Arrays.sort(uidList, 0, num); 11551 // Throw away duplicates 11552 uidArr = new int[num]; 11553 uidArr[0] = uidList[0]; 11554 int di = 0; 11555 for (int i = 1; i < num; i++) { 11556 if (uidList[i - 1] != uidList[i]) { 11557 uidArr[di++] = uidList[i]; 11558 } 11559 } 11560 } 11561 } 11562 // Process packages with valid entries. 11563 if (isMounted) { 11564 if (DEBUG_SD_INSTALL) 11565 Log.i(TAG, "Loading packages"); 11566 loadMediaPackages(processCids, uidArr, removeCids); 11567 startCleaningPackages(); 11568 } else { 11569 if (DEBUG_SD_INSTALL) 11570 Log.i(TAG, "Unloading packages"); 11571 unloadMediaPackages(processCids, uidArr, reportStatus); 11572 } 11573 } 11574 11575 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 11576 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 11577 int size = pkgList.size(); 11578 if (size > 0) { 11579 // Send broadcasts here 11580 Bundle extras = new Bundle(); 11581 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 11582 .toArray(new String[size])); 11583 if (uidArr != null) { 11584 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 11585 } 11586 if (replacing) { 11587 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 11588 } 11589 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 11590 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 11591 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 11592 } 11593 } 11594 11595 /* 11596 * Look at potentially valid container ids from processCids If package 11597 * information doesn't match the one on record or package scanning fails, 11598 * the cid is added to list of removeCids. We currently don't delete stale 11599 * containers. 11600 */ 11601 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11602 HashSet<String> removeCids) { 11603 ArrayList<String> pkgList = new ArrayList<String>(); 11604 Set<AsecInstallArgs> keys = processCids.keySet(); 11605 boolean doGc = false; 11606 for (AsecInstallArgs args : keys) { 11607 String codePath = processCids.get(args); 11608 if (DEBUG_SD_INSTALL) 11609 Log.i(TAG, "Loading container : " + args.cid); 11610 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11611 try { 11612 // Make sure there are no container errors first. 11613 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 11614 Slog.e(TAG, "Failed to mount cid : " + args.cid 11615 + " when installing from sdcard"); 11616 continue; 11617 } 11618 // Check code path here. 11619 if (codePath == null || !codePath.equals(args.getCodePath())) { 11620 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 11621 + " does not match one in settings " + codePath); 11622 continue; 11623 } 11624 // Parse package 11625 int parseFlags = mDefParseFlags; 11626 if (args.isExternal()) { 11627 parseFlags |= PackageParser.PARSE_ON_SDCARD; 11628 } 11629 if (args.isFwdLocked()) { 11630 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 11631 } 11632 11633 doGc = true; 11634 synchronized (mInstallLock) { 11635 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 11636 0, 0, null); 11637 // Scan the package 11638 if (pkg != null) { 11639 /* 11640 * TODO why is the lock being held? doPostInstall is 11641 * called in other places without the lock. This needs 11642 * to be straightened out. 11643 */ 11644 // writer 11645 synchronized (mPackages) { 11646 retCode = PackageManager.INSTALL_SUCCEEDED; 11647 pkgList.add(pkg.packageName); 11648 // Post process args 11649 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 11650 pkg.applicationInfo.uid); 11651 } 11652 } else { 11653 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 11654 } 11655 } 11656 11657 } finally { 11658 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 11659 // Don't destroy container here. Wait till gc clears things 11660 // up. 11661 removeCids.add(args.cid); 11662 } 11663 } 11664 } 11665 // writer 11666 synchronized (mPackages) { 11667 // If the platform SDK has changed since the last time we booted, 11668 // we need to re-grant app permission to catch any new ones that 11669 // appear. This is really a hack, and means that apps can in some 11670 // cases get permissions that the user didn't initially explicitly 11671 // allow... it would be nice to have some better way to handle 11672 // this situation. 11673 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 11674 if (regrantPermissions) 11675 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 11676 + mSdkVersion + "; regranting permissions for external storage"); 11677 mSettings.mExternalSdkPlatform = mSdkVersion; 11678 11679 // Make sure group IDs have been assigned, and any permission 11680 // changes in other apps are accounted for 11681 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 11682 | (regrantPermissions 11683 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 11684 : 0)); 11685 // can downgrade to reader 11686 // Persist settings 11687 mSettings.writeLPr(); 11688 } 11689 // Send a broadcast to let everyone know we are done processing 11690 if (pkgList.size() > 0) { 11691 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11692 } 11693 // Force gc to avoid any stale parser references that we might have. 11694 if (doGc) { 11695 Runtime.getRuntime().gc(); 11696 } 11697 // List stale containers and destroy stale temporary containers. 11698 if (removeCids != null) { 11699 for (String cid : removeCids) { 11700 if (cid.startsWith(mTempContainerPrefix)) { 11701 Log.i(TAG, "Destroying stale temporary container " + cid); 11702 PackageHelper.destroySdDir(cid); 11703 } else { 11704 Log.w(TAG, "Container " + cid + " is stale"); 11705 } 11706 } 11707 } 11708 } 11709 11710 /* 11711 * Utility method to unload a list of specified containers 11712 */ 11713 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 11714 // Just unmount all valid containers. 11715 for (AsecInstallArgs arg : cidArgs) { 11716 synchronized (mInstallLock) { 11717 arg.doPostDeleteLI(false); 11718 } 11719 } 11720 } 11721 11722 /* 11723 * Unload packages mounted on external media. This involves deleting package 11724 * data from internal structures, sending broadcasts about diabled packages, 11725 * gc'ing to free up references, unmounting all secure containers 11726 * corresponding to packages on external media, and posting a 11727 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 11728 * that we always have to post this message if status has been requested no 11729 * matter what. 11730 */ 11731 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11732 final boolean reportStatus) { 11733 if (DEBUG_SD_INSTALL) 11734 Log.i(TAG, "unloading media packages"); 11735 ArrayList<String> pkgList = new ArrayList<String>(); 11736 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 11737 final Set<AsecInstallArgs> keys = processCids.keySet(); 11738 for (AsecInstallArgs args : keys) { 11739 String pkgName = args.getPackageName(); 11740 if (DEBUG_SD_INSTALL) 11741 Log.i(TAG, "Trying to unload pkg : " + pkgName); 11742 // Delete package internally 11743 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 11744 synchronized (mInstallLock) { 11745 boolean res = deletePackageLI(pkgName, null, false, null, null, 11746 PackageManager.DELETE_KEEP_DATA, outInfo, false); 11747 if (res) { 11748 pkgList.add(pkgName); 11749 } else { 11750 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 11751 failedList.add(args); 11752 } 11753 } 11754 } 11755 11756 // reader 11757 synchronized (mPackages) { 11758 // We didn't update the settings after removing each package; 11759 // write them now for all packages. 11760 mSettings.writeLPr(); 11761 } 11762 11763 // We have to absolutely send UPDATED_MEDIA_STATUS only 11764 // after confirming that all the receivers processed the ordered 11765 // broadcast when packages get disabled, force a gc to clean things up. 11766 // and unload all the containers. 11767 if (pkgList.size() > 0) { 11768 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 11769 new IIntentReceiver.Stub() { 11770 public void performReceive(Intent intent, int resultCode, String data, 11771 Bundle extras, boolean ordered, boolean sticky, 11772 int sendingUser) throws RemoteException { 11773 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 11774 reportStatus ? 1 : 0, 1, keys); 11775 mHandler.sendMessage(msg); 11776 } 11777 }); 11778 } else { 11779 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 11780 keys); 11781 mHandler.sendMessage(msg); 11782 } 11783 } 11784 11785 /** Binder call */ 11786 @Override 11787 public void movePackage(final String packageName, final IPackageMoveObserver observer, 11788 final int flags) { 11789 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 11790 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 11791 int returnCode = PackageManager.MOVE_SUCCEEDED; 11792 int currFlags = 0; 11793 int newFlags = 0; 11794 // reader 11795 synchronized (mPackages) { 11796 PackageParser.Package pkg = mPackages.get(packageName); 11797 if (pkg == null) { 11798 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11799 } else { 11800 // Disable moving fwd locked apps and system packages 11801 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 11802 Slog.w(TAG, "Cannot move system application"); 11803 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 11804 } else if (pkg.mOperationPending) { 11805 Slog.w(TAG, "Attempt to move package which has pending operations"); 11806 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 11807 } else { 11808 // Find install location first 11809 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 11810 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 11811 Slog.w(TAG, "Ambigous flags specified for move location."); 11812 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11813 } else { 11814 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 11815 : PackageManager.INSTALL_INTERNAL; 11816 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 11817 : PackageManager.INSTALL_INTERNAL; 11818 11819 if (newFlags == currFlags) { 11820 Slog.w(TAG, "No move required. Trying to move to same location"); 11821 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11822 } else { 11823 if (isForwardLocked(pkg)) { 11824 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11825 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11826 } 11827 } 11828 } 11829 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11830 pkg.mOperationPending = true; 11831 } 11832 } 11833 } 11834 11835 /* 11836 * TODO this next block probably shouldn't be inside the lock. We 11837 * can't guarantee these won't change after this is fired off 11838 * anyway. 11839 */ 11840 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11841 processPendingMove(new MoveParams(null, observer, 0, packageName, 11842 null, -1, user), 11843 returnCode); 11844 } else { 11845 Message msg = mHandler.obtainMessage(INIT_COPY); 11846 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 11847 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 11848 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 11849 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 11850 msg.obj = mp; 11851 mHandler.sendMessage(msg); 11852 } 11853 } 11854 } 11855 11856 private void processPendingMove(final MoveParams mp, final int currentStatus) { 11857 // Queue up an async operation since the package deletion may take a 11858 // little while. 11859 mHandler.post(new Runnable() { 11860 public void run() { 11861 // TODO fix this; this does nothing. 11862 mHandler.removeCallbacks(this); 11863 int returnCode = currentStatus; 11864 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 11865 int uidArr[] = null; 11866 ArrayList<String> pkgList = null; 11867 synchronized (mPackages) { 11868 PackageParser.Package pkg = mPackages.get(mp.packageName); 11869 if (pkg == null) { 11870 Slog.w(TAG, " Package " + mp.packageName 11871 + " doesn't exist. Aborting move"); 11872 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11873 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 11874 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 11875 + mp.srcArgs.getCodePath() + " to " 11876 + pkg.applicationInfo.sourceDir 11877 + " Aborting move and returning error"); 11878 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11879 } else { 11880 uidArr = new int[] { 11881 pkg.applicationInfo.uid 11882 }; 11883 pkgList = new ArrayList<String>(); 11884 pkgList.add(mp.packageName); 11885 } 11886 } 11887 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11888 // Send resources unavailable broadcast 11889 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 11890 // Update package code and resource paths 11891 synchronized (mInstallLock) { 11892 synchronized (mPackages) { 11893 PackageParser.Package pkg = mPackages.get(mp.packageName); 11894 // Recheck for package again. 11895 if (pkg == null) { 11896 Slog.w(TAG, " Package " + mp.packageName 11897 + " doesn't exist. Aborting move"); 11898 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11899 } else if (!mp.srcArgs.getCodePath().equals( 11900 pkg.applicationInfo.sourceDir)) { 11901 Slog.w(TAG, "Package " + mp.packageName 11902 + " code path changed from " + mp.srcArgs.getCodePath() 11903 + " to " + pkg.applicationInfo.sourceDir 11904 + " Aborting move and returning error"); 11905 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11906 } else { 11907 final String oldCodePath = pkg.mPath; 11908 final String newCodePath = mp.targetArgs.getCodePath(); 11909 final String newResPath = mp.targetArgs.getResourcePath(); 11910 final String newNativePath = mp.targetArgs 11911 .getNativeLibraryPath(); 11912 11913 final File newNativeDir = new File(newNativePath); 11914 11915 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 11916 // NOTE: We do not report any errors from the APK scan and library 11917 // copy at this point. 11918 NativeLibraryHelper.ApkHandle handle = 11919 new NativeLibraryHelper.ApkHandle(newCodePath); 11920 final int abi = NativeLibraryHelper.findSupportedAbi( 11921 handle, Build.SUPPORTED_ABIS); 11922 if (abi >= 0) { 11923 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 11924 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 11925 } 11926 handle.close(); 11927 } 11928 final int[] users = sUserManager.getUserIds(); 11929 for (int user : users) { 11930 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 11931 newNativePath, user) < 0) { 11932 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11933 } 11934 } 11935 11936 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11937 pkg.mPath = newCodePath; 11938 // Move dex files around 11939 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 11940 // Moving of dex files failed. Set 11941 // error code and abort move. 11942 pkg.mPath = pkg.mScanPath; 11943 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11944 } 11945 } 11946 11947 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11948 pkg.mScanPath = newCodePath; 11949 pkg.applicationInfo.sourceDir = newCodePath; 11950 pkg.applicationInfo.publicSourceDir = newResPath; 11951 pkg.applicationInfo.nativeLibraryDir = newNativePath; 11952 PackageSetting ps = (PackageSetting) pkg.mExtras; 11953 ps.codePath = new File(pkg.applicationInfo.sourceDir); 11954 ps.codePathString = ps.codePath.getPath(); 11955 ps.resourcePath = new File( 11956 pkg.applicationInfo.publicSourceDir); 11957 ps.resourcePathString = ps.resourcePath.getPath(); 11958 ps.nativeLibraryPathString = newNativePath; 11959 // Set the application info flag 11960 // correctly. 11961 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 11962 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11963 } else { 11964 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11965 } 11966 ps.setFlags(pkg.applicationInfo.flags); 11967 mAppDirs.remove(oldCodePath); 11968 mAppDirs.put(newCodePath, pkg); 11969 // Persist settings 11970 mSettings.writeLPr(); 11971 } 11972 } 11973 } 11974 } 11975 // Send resources available broadcast 11976 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11977 } 11978 } 11979 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11980 // Clean up failed installation 11981 if (mp.targetArgs != null) { 11982 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 11983 -1); 11984 } 11985 } else { 11986 // Force a gc to clear things up. 11987 Runtime.getRuntime().gc(); 11988 // Delete older code 11989 synchronized (mInstallLock) { 11990 mp.srcArgs.doPostDeleteLI(true); 11991 } 11992 } 11993 11994 // Allow more operations on this file if we didn't fail because 11995 // an operation was already pending for this package. 11996 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 11997 synchronized (mPackages) { 11998 PackageParser.Package pkg = mPackages.get(mp.packageName); 11999 if (pkg != null) { 12000 pkg.mOperationPending = false; 12001 } 12002 } 12003 } 12004 12005 IPackageMoveObserver observer = mp.observer; 12006 if (observer != null) { 12007 try { 12008 observer.packageMoved(mp.packageName, returnCode); 12009 } catch (RemoteException e) { 12010 Log.i(TAG, "Observer no longer exists."); 12011 } 12012 } 12013 } 12014 }); 12015 } 12016 12017 public boolean setInstallLocation(int loc) { 12018 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12019 null); 12020 if (getInstallLocation() == loc) { 12021 return true; 12022 } 12023 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12024 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12025 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12026 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12027 return true; 12028 } 12029 return false; 12030 } 12031 12032 public int getInstallLocation() { 12033 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12034 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12035 PackageHelper.APP_INSTALL_AUTO); 12036 } 12037 12038 /** Called by UserManagerService */ 12039 void cleanUpUserLILPw(int userHandle) { 12040 mDirtyUsers.remove(userHandle); 12041 mSettings.removeUserLPr(userHandle); 12042 mPendingBroadcasts.remove(userHandle); 12043 if (mInstaller != null) { 12044 // Technically, we shouldn't be doing this with the package lock 12045 // held. However, this is very rare, and there is already so much 12046 // other disk I/O going on, that we'll let it slide for now. 12047 mInstaller.removeUserDataDirs(userHandle); 12048 } 12049 } 12050 12051 /** Called by UserManagerService */ 12052 void createNewUserLILPw(int userHandle, File path) { 12053 if (mInstaller != null) { 12054 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12055 } 12056 } 12057 12058 @Override 12059 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12060 mContext.enforceCallingOrSelfPermission( 12061 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12062 "Only package verification agents can read the verifier device identity"); 12063 12064 synchronized (mPackages) { 12065 return mSettings.getVerifierDeviceIdentityLPw(); 12066 } 12067 } 12068 12069 @Override 12070 public void setPermissionEnforced(String permission, boolean enforced) { 12071 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12072 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12073 synchronized (mPackages) { 12074 if (mSettings.mReadExternalStorageEnforced == null 12075 || mSettings.mReadExternalStorageEnforced != enforced) { 12076 mSettings.mReadExternalStorageEnforced = enforced; 12077 mSettings.writeLPr(); 12078 } 12079 } 12080 // kill any non-foreground processes so we restart them and 12081 // grant/revoke the GID. 12082 final IActivityManager am = ActivityManagerNative.getDefault(); 12083 if (am != null) { 12084 final long token = Binder.clearCallingIdentity(); 12085 try { 12086 am.killProcessesBelowForeground("setPermissionEnforcement"); 12087 } catch (RemoteException e) { 12088 } finally { 12089 Binder.restoreCallingIdentity(token); 12090 } 12091 } 12092 } else { 12093 throw new IllegalArgumentException("No selective enforcement for " + permission); 12094 } 12095 } 12096 12097 @Override 12098 @Deprecated 12099 public boolean isPermissionEnforced(String permission) { 12100 return true; 12101 } 12102 12103 @Override 12104 public boolean isStorageLow() { 12105 final long token = Binder.clearCallingIdentity(); 12106 try { 12107 final DeviceStorageMonitorInternal 12108 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12109 if (dsm != null) { 12110 return dsm.isMemoryLow(); 12111 } else { 12112 return false; 12113 } 12114 } finally { 12115 Binder.restoreCallingIdentity(token); 12116 } 12117 } 12118} 12119