PackageManagerService.java revision ab8a501f255b272af887acb0e66eb71cdf24c755
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.ServiceConnection; 64import android.content.IntentSender.SendIntentException; 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.PackageCleanItem; 78import android.content.pm.PackageInfo; 79import android.content.pm.PackageInfoLite; 80import android.content.pm.PackageManager; 81import android.content.pm.PackageParser; 82import android.content.pm.PackageUserState; 83import android.content.pm.PackageParser.ActivityIntentInfo; 84import android.content.pm.PackageStats; 85import android.content.pm.ParceledListSlice; 86import android.content.pm.PermissionGroupInfo; 87import android.content.pm.PermissionInfo; 88import android.content.pm.ProviderInfo; 89import android.content.pm.ResolveInfo; 90import android.content.pm.ServiceInfo; 91import android.content.pm.Signature; 92import android.content.pm.ManifestDigest; 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.FileObserver; 104import android.os.FileUtils; 105import android.os.Handler; 106import android.os.HandlerThread; 107import android.os.IBinder; 108import android.os.Looper; 109import android.os.Message; 110import android.os.Parcel; 111import android.os.ParcelFileDescriptor; 112import android.os.Process; 113import android.os.RemoteException; 114import android.os.SELinux; 115import android.os.ServiceManager; 116import android.os.SystemClock; 117import android.os.SystemProperties; 118import android.os.UserHandle; 119import android.os.Environment.UserEnvironment; 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 // All available activities, for your resolving pleasure. 406 final ActivityIntentResolver mActivities = 407 new ActivityIntentResolver(); 408 409 // All available receivers, for your resolving pleasure. 410 final ActivityIntentResolver mReceivers = 411 new ActivityIntentResolver(); 412 413 // All available services, for your resolving pleasure. 414 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 415 416 // All available providers, for your resolving pleasure. 417 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 418 419 // Mapping from provider base names (first directory in content URI codePath) 420 // to the provider information. 421 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 422 new HashMap<String, PackageParser.Provider>(); 423 424 // Mapping from instrumentation class names to info about them. 425 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 426 new HashMap<ComponentName, PackageParser.Instrumentation>(); 427 428 // Mapping from permission names to info about them. 429 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 430 new HashMap<String, PackageParser.PermissionGroup>(); 431 432 // Packages whose data we have transfered into another package, thus 433 // should no longer exist. 434 final HashSet<String> mTransferedPackages = new HashSet<String>(); 435 436 // Broadcast actions that are only available to the system. 437 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 438 439 /** List of packages waiting for verification. */ 440 final SparseArray<PackageVerificationState> mPendingVerification 441 = new SparseArray<PackageVerificationState>(); 442 443 HashSet<PackageParser.Package> mDeferredDexOpt = null; 444 445 /** Token for keys in mPendingVerification. */ 446 private int mPendingVerificationToken = 0; 447 448 boolean mSystemReady; 449 boolean mSafeMode; 450 boolean mHasSystemUidErrors; 451 452 ApplicationInfo mAndroidApplication; 453 final ActivityInfo mResolveActivity = new ActivityInfo(); 454 final ResolveInfo mResolveInfo = new ResolveInfo(); 455 ComponentName mResolveComponentName; 456 PackageParser.Package mPlatformPackage; 457 ComponentName mCustomResolverComponentName; 458 459 boolean mResolverReplaced = false; 460 461 // Set of pending broadcasts for aggregating enable/disable of components. 462 static class PendingPackageBroadcasts { 463 // for each user id, a map of <package name -> components within that package> 464 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 465 466 public PendingPackageBroadcasts() { 467 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 468 } 469 470 public ArrayList<String> get(int userId, String packageName) { 471 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 472 return packages.get(packageName); 473 } 474 475 public void put(int userId, String packageName, ArrayList<String> components) { 476 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 477 packages.put(packageName, components); 478 } 479 480 public void remove(int userId, String packageName) { 481 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 482 if (packages != null) { 483 packages.remove(packageName); 484 } 485 } 486 487 public void remove(int userId) { 488 mUidMap.remove(userId); 489 } 490 491 public int userIdCount() { 492 return mUidMap.size(); 493 } 494 495 public int userIdAt(int n) { 496 return mUidMap.keyAt(n); 497 } 498 499 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 500 return mUidMap.get(userId); 501 } 502 503 public int size() { 504 // total number of pending broadcast entries across all userIds 505 int num = 0; 506 for (int i = 0; i< mUidMap.size(); i++) { 507 num += mUidMap.valueAt(i).size(); 508 } 509 return num; 510 } 511 512 public void clear() { 513 mUidMap.clear(); 514 } 515 516 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 517 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 518 if (map == null) { 519 map = new HashMap<String, ArrayList<String>>(); 520 mUidMap.put(userId, map); 521 } 522 return map; 523 } 524 } 525 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 526 527 // Service Connection to remote media container service to copy 528 // package uri's from external media onto secure containers 529 // or internal storage. 530 private IMediaContainerService mContainerService = null; 531 532 static final int SEND_PENDING_BROADCAST = 1; 533 static final int MCS_BOUND = 3; 534 static final int END_COPY = 4; 535 static final int INIT_COPY = 5; 536 static final int MCS_UNBIND = 6; 537 static final int START_CLEANING_PACKAGE = 7; 538 static final int FIND_INSTALL_LOC = 8; 539 static final int POST_INSTALL = 9; 540 static final int MCS_RECONNECT = 10; 541 static final int MCS_GIVE_UP = 11; 542 static final int UPDATED_MEDIA_STATUS = 12; 543 static final int WRITE_SETTINGS = 13; 544 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 545 static final int PACKAGE_VERIFIED = 15; 546 static final int CHECK_PENDING_VERIFICATION = 16; 547 548 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 549 550 // Delay time in millisecs 551 static final int BROADCAST_DELAY = 10 * 1000; 552 553 static UserManagerService sUserManager; 554 555 // Stores a list of users whose package restrictions file needs to be updated 556 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 557 558 final private DefaultContainerConnection mDefContainerConn = 559 new DefaultContainerConnection(); 560 class DefaultContainerConnection implements ServiceConnection { 561 public void onServiceConnected(ComponentName name, IBinder service) { 562 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 563 IMediaContainerService imcs = 564 IMediaContainerService.Stub.asInterface(service); 565 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 566 } 567 568 public void onServiceDisconnected(ComponentName name) { 569 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 570 } 571 }; 572 573 // Recordkeeping of restore-after-install operations that are currently in flight 574 // between the Package Manager and the Backup Manager 575 class PostInstallData { 576 public InstallArgs args; 577 public PackageInstalledInfo res; 578 579 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 580 args = _a; 581 res = _r; 582 } 583 }; 584 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 585 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 586 587 private final String mRequiredVerifierPackage; 588 589 class PackageHandler extends Handler { 590 private boolean mBound = false; 591 final ArrayList<HandlerParams> mPendingInstalls = 592 new ArrayList<HandlerParams>(); 593 594 private boolean connectToService() { 595 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 596 " DefaultContainerService"); 597 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 598 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 599 if (mContext.bindServiceAsUser(service, mDefContainerConn, 600 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 601 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 602 mBound = true; 603 return true; 604 } 605 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 606 return false; 607 } 608 609 private void disconnectService() { 610 mContainerService = null; 611 mBound = false; 612 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 613 mContext.unbindService(mDefContainerConn); 614 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 615 } 616 617 PackageHandler(Looper looper) { 618 super(looper); 619 } 620 621 public void handleMessage(Message msg) { 622 try { 623 doHandleMessage(msg); 624 } finally { 625 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 626 } 627 } 628 629 void doHandleMessage(Message msg) { 630 switch (msg.what) { 631 case INIT_COPY: { 632 HandlerParams params = (HandlerParams) msg.obj; 633 int idx = mPendingInstalls.size(); 634 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 635 // If a bind was already initiated we dont really 636 // need to do anything. The pending install 637 // will be processed later on. 638 if (!mBound) { 639 // If this is the only one pending we might 640 // have to bind to the service again. 641 if (!connectToService()) { 642 Slog.e(TAG, "Failed to bind to media container service"); 643 params.serviceError(); 644 return; 645 } else { 646 // Once we bind to the service, the first 647 // pending request will be processed. 648 mPendingInstalls.add(idx, params); 649 } 650 } else { 651 mPendingInstalls.add(idx, params); 652 // Already bound to the service. Just make 653 // sure we trigger off processing the first request. 654 if (idx == 0) { 655 mHandler.sendEmptyMessage(MCS_BOUND); 656 } 657 } 658 break; 659 } 660 case MCS_BOUND: { 661 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 662 if (msg.obj != null) { 663 mContainerService = (IMediaContainerService) msg.obj; 664 } 665 if (mContainerService == null) { 666 // Something seriously wrong. Bail out 667 Slog.e(TAG, "Cannot bind to media container service"); 668 for (HandlerParams params : mPendingInstalls) { 669 // Indicate service bind error 670 params.serviceError(); 671 } 672 mPendingInstalls.clear(); 673 } else if (mPendingInstalls.size() > 0) { 674 HandlerParams params = mPendingInstalls.get(0); 675 if (params != null) { 676 if (params.startCopy()) { 677 // We are done... look for more work or to 678 // go idle. 679 if (DEBUG_SD_INSTALL) Log.i(TAG, 680 "Checking for more work or unbind..."); 681 // Delete pending install 682 if (mPendingInstalls.size() > 0) { 683 mPendingInstalls.remove(0); 684 } 685 if (mPendingInstalls.size() == 0) { 686 if (mBound) { 687 if (DEBUG_SD_INSTALL) Log.i(TAG, 688 "Posting delayed MCS_UNBIND"); 689 removeMessages(MCS_UNBIND); 690 Message ubmsg = obtainMessage(MCS_UNBIND); 691 // Unbind after a little delay, to avoid 692 // continual thrashing. 693 sendMessageDelayed(ubmsg, 10000); 694 } 695 } else { 696 // There are more pending requests in queue. 697 // Just post MCS_BOUND message to trigger processing 698 // of next pending install. 699 if (DEBUG_SD_INSTALL) Log.i(TAG, 700 "Posting MCS_BOUND for next woek"); 701 mHandler.sendEmptyMessage(MCS_BOUND); 702 } 703 } 704 } 705 } else { 706 // Should never happen ideally. 707 Slog.w(TAG, "Empty queue"); 708 } 709 break; 710 } 711 case MCS_RECONNECT: { 712 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 713 if (mPendingInstalls.size() > 0) { 714 if (mBound) { 715 disconnectService(); 716 } 717 if (!connectToService()) { 718 Slog.e(TAG, "Failed to bind to media container service"); 719 for (HandlerParams params : mPendingInstalls) { 720 // Indicate service bind error 721 params.serviceError(); 722 } 723 mPendingInstalls.clear(); 724 } 725 } 726 break; 727 } 728 case MCS_UNBIND: { 729 // If there is no actual work left, then time to unbind. 730 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 731 732 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 733 if (mBound) { 734 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 735 736 disconnectService(); 737 } 738 } else if (mPendingInstalls.size() > 0) { 739 // There are more pending requests in queue. 740 // Just post MCS_BOUND message to trigger processing 741 // of next pending install. 742 mHandler.sendEmptyMessage(MCS_BOUND); 743 } 744 745 break; 746 } 747 case MCS_GIVE_UP: { 748 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 749 mPendingInstalls.remove(0); 750 break; 751 } 752 case SEND_PENDING_BROADCAST: { 753 String packages[]; 754 ArrayList<String> components[]; 755 int size = 0; 756 int uids[]; 757 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 758 synchronized (mPackages) { 759 if (mPendingBroadcasts == null) { 760 return; 761 } 762 size = mPendingBroadcasts.size(); 763 if (size <= 0) { 764 // Nothing to be done. Just return 765 return; 766 } 767 packages = new String[size]; 768 components = new ArrayList[size]; 769 uids = new int[size]; 770 int i = 0; // filling out the above arrays 771 772 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 773 int packageUserId = mPendingBroadcasts.userIdAt(n); 774 Iterator<Map.Entry<String, ArrayList<String>>> it 775 = mPendingBroadcasts.packagesForUserId(packageUserId) 776 .entrySet().iterator(); 777 while (it.hasNext() && i < size) { 778 Map.Entry<String, ArrayList<String>> ent = it.next(); 779 packages[i] = ent.getKey(); 780 components[i] = ent.getValue(); 781 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 782 uids[i] = (ps != null) 783 ? UserHandle.getUid(packageUserId, ps.appId) 784 : -1; 785 i++; 786 } 787 } 788 size = i; 789 mPendingBroadcasts.clear(); 790 } 791 // Send broadcasts 792 for (int i = 0; i < size; i++) { 793 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 794 } 795 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 796 break; 797 } 798 case START_CLEANING_PACKAGE: { 799 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 800 final String packageName = (String)msg.obj; 801 final int userId = msg.arg1; 802 final boolean andCode = msg.arg2 != 0; 803 synchronized (mPackages) { 804 if (userId == UserHandle.USER_ALL) { 805 int[] users = sUserManager.getUserIds(); 806 for (int user : users) { 807 mSettings.addPackageToCleanLPw( 808 new PackageCleanItem(user, packageName, andCode)); 809 } 810 } else { 811 mSettings.addPackageToCleanLPw( 812 new PackageCleanItem(userId, packageName, andCode)); 813 } 814 } 815 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 816 startCleaningPackages(); 817 } break; 818 case POST_INSTALL: { 819 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 820 PostInstallData data = mRunningInstalls.get(msg.arg1); 821 mRunningInstalls.delete(msg.arg1); 822 boolean deleteOld = false; 823 824 if (data != null) { 825 InstallArgs args = data.args; 826 PackageInstalledInfo res = data.res; 827 828 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 829 res.removedInfo.sendBroadcast(false, true, false); 830 Bundle extras = new Bundle(1); 831 extras.putInt(Intent.EXTRA_UID, res.uid); 832 // Determine the set of users who are adding this 833 // package for the first time vs. those who are seeing 834 // an update. 835 int[] firstUsers; 836 int[] updateUsers = new int[0]; 837 if (res.origUsers == null || res.origUsers.length == 0) { 838 firstUsers = res.newUsers; 839 } else { 840 firstUsers = new int[0]; 841 for (int i=0; i<res.newUsers.length; i++) { 842 int user = res.newUsers[i]; 843 boolean isNew = true; 844 for (int j=0; j<res.origUsers.length; j++) { 845 if (res.origUsers[j] == user) { 846 isNew = false; 847 break; 848 } 849 } 850 if (isNew) { 851 int[] newFirst = new int[firstUsers.length+1]; 852 System.arraycopy(firstUsers, 0, newFirst, 0, 853 firstUsers.length); 854 newFirst[firstUsers.length] = user; 855 firstUsers = newFirst; 856 } else { 857 int[] newUpdate = new int[updateUsers.length+1]; 858 System.arraycopy(updateUsers, 0, newUpdate, 0, 859 updateUsers.length); 860 newUpdate[updateUsers.length] = user; 861 updateUsers = newUpdate; 862 } 863 } 864 } 865 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 866 res.pkg.applicationInfo.packageName, 867 extras, null, null, firstUsers); 868 final boolean update = res.removedInfo.removedPackage != null; 869 if (update) { 870 extras.putBoolean(Intent.EXTRA_REPLACING, true); 871 } 872 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 873 res.pkg.applicationInfo.packageName, 874 extras, null, null, updateUsers); 875 if (update) { 876 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 877 res.pkg.applicationInfo.packageName, 878 extras, null, null, updateUsers); 879 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 880 null, null, 881 res.pkg.applicationInfo.packageName, null, updateUsers); 882 883 // treat asec-hosted packages like removable media on upgrade 884 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 885 if (DEBUG_INSTALL) { 886 Slog.i(TAG, "upgrading pkg " + res.pkg 887 + " is ASEC-hosted -> AVAILABLE"); 888 } 889 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 890 ArrayList<String> pkgList = new ArrayList<String>(1); 891 pkgList.add(res.pkg.applicationInfo.packageName); 892 sendResourcesChangedBroadcast(true, true, 893 pkgList,uidArray, null); 894 } 895 } 896 if (res.removedInfo.args != null) { 897 // Remove the replaced package's older resources safely now 898 deleteOld = true; 899 } 900 901 // Log current value of "unknown sources" setting 902 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 903 getUnknownSourcesSettings()); 904 } 905 // Force a gc to clear up things 906 Runtime.getRuntime().gc(); 907 // We delete after a gc for applications on sdcard. 908 if (deleteOld) { 909 synchronized (mInstallLock) { 910 res.removedInfo.args.doPostDeleteLI(true); 911 } 912 } 913 if (args.observer != null) { 914 try { 915 args.observer.packageInstalled(res.name, res.returnCode); 916 } catch (RemoteException e) { 917 Slog.i(TAG, "Observer no longer exists."); 918 } 919 } 920 if (args.observer2 != null) { 921 try { 922 Bundle extras = extrasForInstallResult(res); 923 args.observer2.packageInstalled(res.name, extras, res.returnCode); 924 } catch (RemoteException e) { 925 Slog.i(TAG, "Observer no longer exists."); 926 } 927 } 928 } else { 929 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 930 } 931 } break; 932 case UPDATED_MEDIA_STATUS: { 933 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 934 boolean reportStatus = msg.arg1 == 1; 935 boolean doGc = msg.arg2 == 1; 936 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 937 if (doGc) { 938 // Force a gc to clear up stale containers. 939 Runtime.getRuntime().gc(); 940 } 941 if (msg.obj != null) { 942 @SuppressWarnings("unchecked") 943 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 944 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 945 // Unload containers 946 unloadAllContainers(args); 947 } 948 if (reportStatus) { 949 try { 950 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 951 PackageHelper.getMountService().finishMediaUpdate(); 952 } catch (RemoteException e) { 953 Log.e(TAG, "MountService not running?"); 954 } 955 } 956 } break; 957 case WRITE_SETTINGS: { 958 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 959 synchronized (mPackages) { 960 removeMessages(WRITE_SETTINGS); 961 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 962 mSettings.writeLPr(); 963 mDirtyUsers.clear(); 964 } 965 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 966 } break; 967 case WRITE_PACKAGE_RESTRICTIONS: { 968 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 969 synchronized (mPackages) { 970 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 971 for (int userId : mDirtyUsers) { 972 mSettings.writePackageRestrictionsLPr(userId); 973 } 974 mDirtyUsers.clear(); 975 } 976 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 977 } break; 978 case CHECK_PENDING_VERIFICATION: { 979 final int verificationId = msg.arg1; 980 final PackageVerificationState state = mPendingVerification.get(verificationId); 981 982 if ((state != null) && !state.timeoutExtended()) { 983 final InstallArgs args = state.getInstallArgs(); 984 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 985 mPendingVerification.remove(verificationId); 986 987 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 988 989 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 990 Slog.i(TAG, "Continuing with installation of " 991 + args.packageURI.toString()); 992 state.setVerifierResponse(Binder.getCallingUid(), 993 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 994 broadcastPackageVerified(verificationId, args.packageURI, 995 PackageManager.VERIFICATION_ALLOW, 996 state.getInstallArgs().getUser()); 997 try { 998 ret = args.copyApk(mContainerService, true); 999 } catch (RemoteException e) { 1000 Slog.e(TAG, "Could not contact the ContainerService"); 1001 } 1002 } else { 1003 broadcastPackageVerified(verificationId, args.packageURI, 1004 PackageManager.VERIFICATION_REJECT, 1005 state.getInstallArgs().getUser()); 1006 } 1007 1008 processPendingInstall(args, ret); 1009 mHandler.sendEmptyMessage(MCS_UNBIND); 1010 } 1011 break; 1012 } 1013 case PACKAGE_VERIFIED: { 1014 final int verificationId = msg.arg1; 1015 1016 final PackageVerificationState state = mPendingVerification.get(verificationId); 1017 if (state == null) { 1018 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1019 break; 1020 } 1021 1022 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1023 1024 state.setVerifierResponse(response.callerUid, response.code); 1025 1026 if (state.isVerificationComplete()) { 1027 mPendingVerification.remove(verificationId); 1028 1029 final InstallArgs args = state.getInstallArgs(); 1030 1031 int ret; 1032 if (state.isInstallAllowed()) { 1033 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1034 broadcastPackageVerified(verificationId, args.packageURI, 1035 response.code, state.getInstallArgs().getUser()); 1036 try { 1037 ret = args.copyApk(mContainerService, true); 1038 } catch (RemoteException e) { 1039 Slog.e(TAG, "Could not contact the ContainerService"); 1040 } 1041 } else { 1042 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1043 } 1044 1045 processPendingInstall(args, ret); 1046 1047 mHandler.sendEmptyMessage(MCS_UNBIND); 1048 } 1049 1050 break; 1051 } 1052 } 1053 } 1054 } 1055 1056 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1057 Bundle extras = null; 1058 switch (res.returnCode) { 1059 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1060 extras = new Bundle(); 1061 extras.putString(PackageManager.EXTRA_EXISTING_PERMISSION, res.origPermission); 1062 extras.putString(PackageManager.EXTRA_EXISTING_PACKAGE, res.origPackage); 1063 break; 1064 } 1065 } 1066 return extras; 1067 } 1068 1069 void scheduleWriteSettingsLocked() { 1070 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1071 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1072 } 1073 } 1074 1075 void scheduleWritePackageRestrictionsLocked(int userId) { 1076 if (!sUserManager.exists(userId)) return; 1077 mDirtyUsers.add(userId); 1078 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1079 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1080 } 1081 } 1082 1083 public static final IPackageManager main(Context context, Installer installer, 1084 boolean factoryTest, boolean onlyCore) { 1085 PackageManagerService m = new PackageManagerService(context, installer, 1086 factoryTest, onlyCore); 1087 ServiceManager.addService("package", m); 1088 return m; 1089 } 1090 1091 static String[] splitString(String str, char sep) { 1092 int count = 1; 1093 int i = 0; 1094 while ((i=str.indexOf(sep, i)) >= 0) { 1095 count++; 1096 i++; 1097 } 1098 1099 String[] res = new String[count]; 1100 i=0; 1101 count = 0; 1102 int lastI=0; 1103 while ((i=str.indexOf(sep, i)) >= 0) { 1104 res[count] = str.substring(lastI, i); 1105 count++; 1106 i++; 1107 lastI = i; 1108 } 1109 res[count] = str.substring(lastI, str.length()); 1110 return res; 1111 } 1112 1113 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1114 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1115 Context.DISPLAY_SERVICE); 1116 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1117 } 1118 1119 public PackageManagerService(Context context, Installer installer, 1120 boolean factoryTest, boolean onlyCore) { 1121 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1122 SystemClock.uptimeMillis()); 1123 1124 if (mSdkVersion <= 0) { 1125 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1126 } 1127 1128 mContext = context; 1129 mFactoryTest = factoryTest; 1130 mOnlyCore = onlyCore; 1131 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1132 mMetrics = new DisplayMetrics(); 1133 mSettings = new Settings(context); 1134 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1135 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1136 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1137 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1138 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1139 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1140 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1141 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1142 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1143 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1144 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1145 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1146 1147 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1148 if (separateProcesses != null && separateProcesses.length() > 0) { 1149 if ("*".equals(separateProcesses)) { 1150 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1151 mSeparateProcesses = null; 1152 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1153 } else { 1154 mDefParseFlags = 0; 1155 mSeparateProcesses = separateProcesses.split(","); 1156 Slog.w(TAG, "Running with debug.separate_processes: " 1157 + separateProcesses); 1158 } 1159 } else { 1160 mDefParseFlags = 0; 1161 mSeparateProcesses = null; 1162 } 1163 1164 mInstaller = installer; 1165 1166 getDefaultDisplayMetrics(context, mMetrics); 1167 1168 synchronized (mInstallLock) { 1169 // writer 1170 synchronized (mPackages) { 1171 mHandlerThread = new ServiceThread(TAG, 1172 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1173 mHandlerThread.start(); 1174 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1175 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1176 1177 File dataDir = Environment.getDataDirectory(); 1178 mAppDataDir = new File(dataDir, "data"); 1179 mAppInstallDir = new File(dataDir, "app"); 1180 mAppLibInstallDir = new File(dataDir, "app-lib"); 1181 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1182 mUserAppDataDir = new File(dataDir, "user"); 1183 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1184 1185 sUserManager = new UserManagerService(context, this, 1186 mInstallLock, mPackages); 1187 1188 // Read permissions and features from system 1189 readPermissions(Environment.buildPath( 1190 Environment.getRootDirectory(), "etc", "permissions"), false); 1191 // Only read features from OEM 1192 readPermissions(Environment.buildPath( 1193 Environment.getOemDirectory(), "etc", "permissions"), true); 1194 1195 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1196 1197 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1198 mSdkVersion, mOnlyCore); 1199 1200 String customResolverActivity = Resources.getSystem().getString( 1201 R.string.config_customResolverActivity); 1202 if (TextUtils.isEmpty(customResolverActivity)) { 1203 customResolverActivity = null; 1204 } else { 1205 mCustomResolverComponentName = ComponentName.unflattenFromString( 1206 customResolverActivity); 1207 } 1208 1209 long startTime = SystemClock.uptimeMillis(); 1210 1211 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1212 startTime); 1213 1214 // Set flag to monitor and not change apk file paths when 1215 // scanning install directories. 1216 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1217 if (mNoDexOpt) { 1218 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1219 scanMode |= SCAN_NO_DEX; 1220 } 1221 1222 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1223 1224 /** 1225 * Add everything in the in the boot class path to the 1226 * list of process files because dexopt will have been run 1227 * if necessary during zygote startup. 1228 */ 1229 String bootClassPath = System.getProperty("java.boot.class.path"); 1230 if (bootClassPath != null) { 1231 String[] paths = splitString(bootClassPath, ':'); 1232 for (int i=0; i<paths.length; i++) { 1233 alreadyDexOpted.add(paths[i]); 1234 } 1235 } else { 1236 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1237 } 1238 1239 boolean didDexOpt = false; 1240 1241 /** 1242 * Ensure all external libraries have had dexopt run on them. 1243 */ 1244 if (mSharedLibraries.size() > 0) { 1245 Iterator<SharedLibraryEntry> libs = mSharedLibraries.values().iterator(); 1246 while (libs.hasNext()) { 1247 String lib = libs.next().path; 1248 if (lib == null) { 1249 continue; 1250 } 1251 try { 1252 if (dalvik.system.DexFile.isDexOptNeededInternal(lib, null, false)) { 1253 alreadyDexOpted.add(lib); 1254 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1255 didDexOpt = true; 1256 } 1257 } catch (FileNotFoundException e) { 1258 Slog.w(TAG, "Library not found: " + lib); 1259 } catch (IOException e) { 1260 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1261 + e.getMessage()); 1262 } 1263 } 1264 } 1265 1266 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1267 1268 // Gross hack for now: we know this file doesn't contain any 1269 // code, so don't dexopt it to avoid the resulting log spew. 1270 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1271 1272 // Gross hack for now: we know this file is only part of 1273 // the boot class path for art, so don't dexopt it to 1274 // avoid the resulting log spew. 1275 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1276 1277 /** 1278 * And there are a number of commands implemented in Java, which 1279 * we currently need to do the dexopt on so that they can be 1280 * run from a non-root shell. 1281 */ 1282 String[] frameworkFiles = frameworkDir.list(); 1283 if (frameworkFiles != null) { 1284 for (int i=0; i<frameworkFiles.length; i++) { 1285 File libPath = new File(frameworkDir, frameworkFiles[i]); 1286 String path = libPath.getPath(); 1287 // Skip the file if we alrady did it. 1288 if (alreadyDexOpted.contains(path)) { 1289 continue; 1290 } 1291 // Skip the file if it is not a type we want to dexopt. 1292 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1293 continue; 1294 } 1295 try { 1296 if (dalvik.system.DexFile.isDexOptNeededInternal(path, null, false)) { 1297 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1298 didDexOpt = true; 1299 } 1300 } catch (FileNotFoundException e) { 1301 Slog.w(TAG, "Jar not found: " + path); 1302 } catch (IOException e) { 1303 Slog.w(TAG, "Exception reading jar: " + path, e); 1304 } 1305 } 1306 } 1307 1308 if (didDexOpt) { 1309 File dalvikCacheDir = new File(dataDir, "dalvik-cache"); 1310 1311 // If we had to do a dexopt of one of the previous 1312 // things, then something on the system has changed. 1313 // Consider this significant, and wipe away all other 1314 // existing dexopt files to ensure we don't leave any 1315 // dangling around. 1316 String[] files = dalvikCacheDir.list(); 1317 if (files != null) { 1318 for (int i=0; i<files.length; i++) { 1319 String fn = files[i]; 1320 if (fn.startsWith("data@app@") 1321 || fn.startsWith("data@app-private@")) { 1322 Slog.i(TAG, "Pruning dalvik file: " + fn); 1323 (new File(dalvikCacheDir, fn)).delete(); 1324 } 1325 } 1326 } 1327 } 1328 1329 // Collect vendor overlay packages. 1330 // (Do this before scanning any apps.) 1331 // For security and version matching reason, only consider 1332 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1333 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1334 mVendorOverlayInstallObserver = new AppDirObserver( 1335 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1336 mVendorOverlayInstallObserver.startWatching(); 1337 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1338 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1339 1340 // Find base frameworks (resource packages without code). 1341 mFrameworkInstallObserver = new AppDirObserver( 1342 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1343 mFrameworkInstallObserver.startWatching(); 1344 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1345 | PackageParser.PARSE_IS_SYSTEM_DIR 1346 | PackageParser.PARSE_IS_PRIVILEGED, 1347 scanMode | SCAN_NO_DEX, 0); 1348 1349 // Collected privileged system packages. 1350 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1351 mPrivilegedInstallObserver = new AppDirObserver( 1352 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1353 mPrivilegedInstallObserver.startWatching(); 1354 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1355 | PackageParser.PARSE_IS_SYSTEM_DIR 1356 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1357 1358 // Collect ordinary system packages. 1359 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1360 mSystemInstallObserver = new AppDirObserver( 1361 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1362 mSystemInstallObserver.startWatching(); 1363 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1364 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1365 1366 // Collect all vendor packages. 1367 File vendorAppDir = new File("/vendor/app"); 1368 try { 1369 vendorAppDir = vendorAppDir.getCanonicalFile(); 1370 } catch (IOException e) { 1371 // failed to look up canonical path, continue with original one 1372 } 1373 mVendorInstallObserver = new AppDirObserver( 1374 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1375 mVendorInstallObserver.startWatching(); 1376 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1377 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1378 1379 // Collect all OEM packages. 1380 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1381 mOemInstallObserver = new AppDirObserver( 1382 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1383 mOemInstallObserver.startWatching(); 1384 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1385 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1386 1387 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1388 mInstaller.moveFiles(); 1389 1390 // Prune any system packages that no longer exist. 1391 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1392 if (!mOnlyCore) { 1393 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1394 while (psit.hasNext()) { 1395 PackageSetting ps = psit.next(); 1396 1397 /* 1398 * If this is not a system app, it can't be a 1399 * disable system app. 1400 */ 1401 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1402 continue; 1403 } 1404 1405 /* 1406 * If the package is scanned, it's not erased. 1407 */ 1408 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1409 if (scannedPkg != null) { 1410 /* 1411 * If the system app is both scanned and in the 1412 * disabled packages list, then it must have been 1413 * added via OTA. Remove it from the currently 1414 * scanned package so the previously user-installed 1415 * application can be scanned. 1416 */ 1417 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1418 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1419 + "; removing system app"); 1420 removePackageLI(ps, true); 1421 } 1422 1423 continue; 1424 } 1425 1426 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1427 psit.remove(); 1428 String msg = "System package " + ps.name 1429 + " no longer exists; wiping its data"; 1430 reportSettingsProblem(Log.WARN, msg); 1431 removeDataDirsLI(ps.name); 1432 } else { 1433 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1434 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1435 possiblyDeletedUpdatedSystemApps.add(ps.name); 1436 } 1437 } 1438 } 1439 } 1440 1441 //look for any incomplete package installations 1442 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1443 //clean up list 1444 for(int i = 0; i < deletePkgsList.size(); i++) { 1445 //clean up here 1446 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1447 } 1448 //delete tmp files 1449 deleteTempPackageFiles(); 1450 1451 // Remove any shared userIDs that have no associated packages 1452 mSettings.pruneSharedUsersLPw(); 1453 1454 if (!mOnlyCore) { 1455 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1456 SystemClock.uptimeMillis()); 1457 mAppInstallObserver = new AppDirObserver( 1458 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1459 mAppInstallObserver.startWatching(); 1460 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1461 1462 mDrmAppInstallObserver = new AppDirObserver( 1463 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1464 mDrmAppInstallObserver.startWatching(); 1465 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1466 scanMode, 0); 1467 1468 /** 1469 * Remove disable package settings for any updated system 1470 * apps that were removed via an OTA. If they're not a 1471 * previously-updated app, remove them completely. 1472 * Otherwise, just revoke their system-level permissions. 1473 */ 1474 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1475 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1476 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1477 1478 String msg; 1479 if (deletedPkg == null) { 1480 msg = "Updated system package " + deletedAppName 1481 + " no longer exists; wiping its data"; 1482 removeDataDirsLI(deletedAppName); 1483 } else { 1484 msg = "Updated system app + " + deletedAppName 1485 + " no longer present; removing system privileges for " 1486 + deletedAppName; 1487 1488 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1489 1490 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1491 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1492 } 1493 reportSettingsProblem(Log.WARN, msg); 1494 } 1495 } else { 1496 mAppInstallObserver = null; 1497 mDrmAppInstallObserver = null; 1498 } 1499 1500 // Now that we know all of the shared libraries, update all clients to have 1501 // the correct library paths. 1502 updateAllSharedLibrariesLPw(); 1503 1504 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1505 SystemClock.uptimeMillis()); 1506 Slog.i(TAG, "Time to scan packages: " 1507 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1508 + " seconds"); 1509 1510 // If the platform SDK has changed since the last time we booted, 1511 // we need to re-grant app permission to catch any new ones that 1512 // appear. This is really a hack, and means that apps can in some 1513 // cases get permissions that the user didn't initially explicitly 1514 // allow... it would be nice to have some better way to handle 1515 // this situation. 1516 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1517 != mSdkVersion; 1518 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1519 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1520 + "; regranting permissions for internal storage"); 1521 mSettings.mInternalSdkPlatform = mSdkVersion; 1522 1523 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1524 | (regrantPermissions 1525 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1526 : 0)); 1527 1528 // If this is the first boot, and it is a normal boot, then 1529 // we need to initialize the default preferred apps. 1530 if (!mRestoredSettings && !onlyCore) { 1531 mSettings.readDefaultPreferredAppsLPw(this, 0); 1532 } 1533 1534 // can downgrade to reader 1535 mSettings.writeLPr(); 1536 1537 if (SELinuxMMAC.shouldRestorecon()) { 1538 Slog.i(TAG, "Relabeling of /data/data and /data/user issued."); 1539 if (mInstaller.restoreconData()) { 1540 SELinuxMMAC.setRestoreconDone(); 1541 } 1542 } 1543 1544 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1545 SystemClock.uptimeMillis()); 1546 1547 // Now after opening every single application zip, make sure they 1548 // are all flushed. Not really needed, but keeps things nice and 1549 // tidy. 1550 Runtime.getRuntime().gc(); 1551 1552 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1553 } // synchronized (mPackages) 1554 } // synchronized (mInstallLock) 1555 } 1556 1557 public boolean isFirstBoot() { 1558 return !mRestoredSettings; 1559 } 1560 1561 public boolean isOnlyCoreApps() { 1562 return mOnlyCore; 1563 } 1564 1565 private String getRequiredVerifierLPr() { 1566 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1567 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1568 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1569 1570 String requiredVerifier = null; 1571 1572 final int N = receivers.size(); 1573 for (int i = 0; i < N; i++) { 1574 final ResolveInfo info = receivers.get(i); 1575 1576 if (info.activityInfo == null) { 1577 continue; 1578 } 1579 1580 final String packageName = info.activityInfo.packageName; 1581 1582 final PackageSetting ps = mSettings.mPackages.get(packageName); 1583 if (ps == null) { 1584 continue; 1585 } 1586 1587 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1588 if (!gp.grantedPermissions 1589 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1590 continue; 1591 } 1592 1593 if (requiredVerifier != null) { 1594 throw new RuntimeException("There can be only one required verifier"); 1595 } 1596 1597 requiredVerifier = packageName; 1598 } 1599 1600 return requiredVerifier; 1601 } 1602 1603 @Override 1604 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1605 throws RemoteException { 1606 try { 1607 return super.onTransact(code, data, reply, flags); 1608 } catch (RuntimeException e) { 1609 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1610 Slog.wtf(TAG, "Package Manager Crash", e); 1611 } 1612 throw e; 1613 } 1614 } 1615 1616 void cleanupInstallFailedPackage(PackageSetting ps) { 1617 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1618 removeDataDirsLI(ps.name); 1619 if (ps.codePath != null) { 1620 if (!ps.codePath.delete()) { 1621 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1622 } 1623 } 1624 if (ps.resourcePath != null) { 1625 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1626 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1627 } 1628 } 1629 mSettings.removePackageLPw(ps.name); 1630 } 1631 1632 void readPermissions(File libraryDir, boolean onlyFeatures) { 1633 // Read permissions from .../etc/permission directory. 1634 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1635 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1636 return; 1637 } 1638 if (!libraryDir.canRead()) { 1639 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1640 return; 1641 } 1642 1643 // Iterate over the files in the directory and scan .xml files 1644 for (File f : libraryDir.listFiles()) { 1645 // We'll read platform.xml last 1646 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1647 continue; 1648 } 1649 1650 if (!f.getPath().endsWith(".xml")) { 1651 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1652 continue; 1653 } 1654 if (!f.canRead()) { 1655 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1656 continue; 1657 } 1658 1659 readPermissionsFromXml(f, onlyFeatures); 1660 } 1661 1662 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1663 final File permFile = new File(Environment.getRootDirectory(), 1664 "etc/permissions/platform.xml"); 1665 readPermissionsFromXml(permFile, onlyFeatures); 1666 } 1667 1668 private void readPermissionsFromXml(File permFile, boolean onlyFeatures) { 1669 FileReader permReader = null; 1670 try { 1671 permReader = new FileReader(permFile); 1672 } catch (FileNotFoundException e) { 1673 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1674 return; 1675 } 1676 1677 try { 1678 XmlPullParser parser = Xml.newPullParser(); 1679 parser.setInput(permReader); 1680 1681 XmlUtils.beginDocument(parser, "permissions"); 1682 1683 while (true) { 1684 XmlUtils.nextElement(parser); 1685 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1686 break; 1687 } 1688 1689 String name = parser.getName(); 1690 if ("group".equals(name) && !onlyFeatures) { 1691 String gidStr = parser.getAttributeValue(null, "gid"); 1692 if (gidStr != null) { 1693 int gid = Process.getGidForName(gidStr); 1694 mGlobalGids = appendInt(mGlobalGids, gid); 1695 } else { 1696 Slog.w(TAG, "<group> without gid at " 1697 + parser.getPositionDescription()); 1698 } 1699 1700 XmlUtils.skipCurrentTag(parser); 1701 continue; 1702 } else if ("permission".equals(name) && !onlyFeatures) { 1703 String perm = parser.getAttributeValue(null, "name"); 1704 if (perm == null) { 1705 Slog.w(TAG, "<permission> without name at " 1706 + parser.getPositionDescription()); 1707 XmlUtils.skipCurrentTag(parser); 1708 continue; 1709 } 1710 perm = perm.intern(); 1711 readPermission(parser, perm); 1712 1713 } else if ("assign-permission".equals(name) && !onlyFeatures) { 1714 String perm = parser.getAttributeValue(null, "name"); 1715 if (perm == null) { 1716 Slog.w(TAG, "<assign-permission> without name at " 1717 + parser.getPositionDescription()); 1718 XmlUtils.skipCurrentTag(parser); 1719 continue; 1720 } 1721 String uidStr = parser.getAttributeValue(null, "uid"); 1722 if (uidStr == null) { 1723 Slog.w(TAG, "<assign-permission> without uid at " 1724 + parser.getPositionDescription()); 1725 XmlUtils.skipCurrentTag(parser); 1726 continue; 1727 } 1728 int uid = Process.getUidForName(uidStr); 1729 if (uid < 0) { 1730 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1731 + uidStr + "\" at " 1732 + parser.getPositionDescription()); 1733 XmlUtils.skipCurrentTag(parser); 1734 continue; 1735 } 1736 perm = perm.intern(); 1737 HashSet<String> perms = mSystemPermissions.get(uid); 1738 if (perms == null) { 1739 perms = new HashSet<String>(); 1740 mSystemPermissions.put(uid, perms); 1741 } 1742 perms.add(perm); 1743 XmlUtils.skipCurrentTag(parser); 1744 1745 } else if ("library".equals(name) && !onlyFeatures) { 1746 String lname = parser.getAttributeValue(null, "name"); 1747 String lfile = parser.getAttributeValue(null, "file"); 1748 if (lname == null) { 1749 Slog.w(TAG, "<library> without name at " 1750 + parser.getPositionDescription()); 1751 } else if (lfile == null) { 1752 Slog.w(TAG, "<library> without file at " 1753 + parser.getPositionDescription()); 1754 } else { 1755 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1756 mSharedLibraries.put(lname, new SharedLibraryEntry(lfile, null)); 1757 } 1758 XmlUtils.skipCurrentTag(parser); 1759 continue; 1760 1761 } else if ("feature".equals(name)) { 1762 String fname = parser.getAttributeValue(null, "name"); 1763 if (fname == null) { 1764 Slog.w(TAG, "<feature> without name at " 1765 + parser.getPositionDescription()); 1766 } else { 1767 //Log.i(TAG, "Got feature " + fname); 1768 FeatureInfo fi = new FeatureInfo(); 1769 fi.name = fname; 1770 mAvailableFeatures.put(fname, fi); 1771 } 1772 XmlUtils.skipCurrentTag(parser); 1773 continue; 1774 1775 } else { 1776 XmlUtils.skipCurrentTag(parser); 1777 continue; 1778 } 1779 1780 } 1781 permReader.close(); 1782 } catch (XmlPullParserException e) { 1783 Slog.w(TAG, "Got execption parsing permissions.", e); 1784 } catch (IOException e) { 1785 Slog.w(TAG, "Got execption parsing permissions.", e); 1786 } 1787 } 1788 1789 void readPermission(XmlPullParser parser, String name) 1790 throws IOException, XmlPullParserException { 1791 1792 name = name.intern(); 1793 1794 BasePermission bp = mSettings.mPermissions.get(name); 1795 if (bp == null) { 1796 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1797 mSettings.mPermissions.put(name, bp); 1798 } 1799 int outerDepth = parser.getDepth(); 1800 int type; 1801 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1802 && (type != XmlPullParser.END_TAG 1803 || parser.getDepth() > outerDepth)) { 1804 if (type == XmlPullParser.END_TAG 1805 || type == XmlPullParser.TEXT) { 1806 continue; 1807 } 1808 1809 String tagName = parser.getName(); 1810 if ("group".equals(tagName)) { 1811 String gidStr = parser.getAttributeValue(null, "gid"); 1812 if (gidStr != null) { 1813 int gid = Process.getGidForName(gidStr); 1814 bp.gids = appendInt(bp.gids, gid); 1815 } else { 1816 Slog.w(TAG, "<group> without gid at " 1817 + parser.getPositionDescription()); 1818 } 1819 } 1820 XmlUtils.skipCurrentTag(parser); 1821 } 1822 } 1823 1824 static int[] appendInts(int[] cur, int[] add) { 1825 if (add == null) return cur; 1826 if (cur == null) return add; 1827 final int N = add.length; 1828 for (int i=0; i<N; i++) { 1829 cur = appendInt(cur, add[i]); 1830 } 1831 return cur; 1832 } 1833 1834 static int[] removeInts(int[] cur, int[] rem) { 1835 if (rem == null) return cur; 1836 if (cur == null) return cur; 1837 final int N = rem.length; 1838 for (int i=0; i<N; i++) { 1839 cur = removeInt(cur, rem[i]); 1840 } 1841 return cur; 1842 } 1843 1844 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1845 if (!sUserManager.exists(userId)) return null; 1846 PackageInfo pi; 1847 final PackageSetting ps = (PackageSetting) p.mExtras; 1848 if (ps == null) { 1849 return null; 1850 } 1851 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1852 final PackageUserState state = ps.readUserState(userId); 1853 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1854 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1855 state, userId); 1856 } 1857 1858 public boolean isPackageAvailable(String packageName, int userId) { 1859 if (!sUserManager.exists(userId)) return false; 1860 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1861 synchronized (mPackages) { 1862 PackageParser.Package p = mPackages.get(packageName); 1863 if (p != null) { 1864 final PackageSetting ps = (PackageSetting) p.mExtras; 1865 if (ps != null) { 1866 final PackageUserState state = ps.readUserState(userId); 1867 if (state != null) { 1868 return PackageParser.isAvailable(state); 1869 } 1870 } 1871 } 1872 } 1873 return false; 1874 } 1875 1876 @Override 1877 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1878 if (!sUserManager.exists(userId)) return null; 1879 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1880 // reader 1881 synchronized (mPackages) { 1882 PackageParser.Package p = mPackages.get(packageName); 1883 if (DEBUG_PACKAGE_INFO) 1884 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1885 if (p != null) { 1886 return generatePackageInfo(p, flags, userId); 1887 } 1888 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1889 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1890 } 1891 } 1892 return null; 1893 } 1894 1895 public String[] currentToCanonicalPackageNames(String[] names) { 1896 String[] out = new String[names.length]; 1897 // reader 1898 synchronized (mPackages) { 1899 for (int i=names.length-1; i>=0; i--) { 1900 PackageSetting ps = mSettings.mPackages.get(names[i]); 1901 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1902 } 1903 } 1904 return out; 1905 } 1906 1907 public String[] canonicalToCurrentPackageNames(String[] names) { 1908 String[] out = new String[names.length]; 1909 // reader 1910 synchronized (mPackages) { 1911 for (int i=names.length-1; i>=0; i--) { 1912 String cur = mSettings.mRenamedPackages.get(names[i]); 1913 out[i] = cur != null ? cur : names[i]; 1914 } 1915 } 1916 return out; 1917 } 1918 1919 @Override 1920 public int getPackageUid(String packageName, int userId) { 1921 if (!sUserManager.exists(userId)) return -1; 1922 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1923 // reader 1924 synchronized (mPackages) { 1925 PackageParser.Package p = mPackages.get(packageName); 1926 if(p != null) { 1927 return UserHandle.getUid(userId, p.applicationInfo.uid); 1928 } 1929 PackageSetting ps = mSettings.mPackages.get(packageName); 1930 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1931 return -1; 1932 } 1933 p = ps.pkg; 1934 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1935 } 1936 } 1937 1938 @Override 1939 public int[] getPackageGids(String packageName) { 1940 // reader 1941 synchronized (mPackages) { 1942 PackageParser.Package p = mPackages.get(packageName); 1943 if (DEBUG_PACKAGE_INFO) 1944 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1945 if (p != null) { 1946 final PackageSetting ps = (PackageSetting)p.mExtras; 1947 return ps.getGids(); 1948 } 1949 } 1950 // stupid thing to indicate an error. 1951 return new int[0]; 1952 } 1953 1954 static final PermissionInfo generatePermissionInfo( 1955 BasePermission bp, int flags) { 1956 if (bp.perm != null) { 1957 return PackageParser.generatePermissionInfo(bp.perm, flags); 1958 } 1959 PermissionInfo pi = new PermissionInfo(); 1960 pi.name = bp.name; 1961 pi.packageName = bp.sourcePackage; 1962 pi.nonLocalizedLabel = bp.name; 1963 pi.protectionLevel = bp.protectionLevel; 1964 return pi; 1965 } 1966 1967 public PermissionInfo getPermissionInfo(String name, int flags) { 1968 // reader 1969 synchronized (mPackages) { 1970 final BasePermission p = mSettings.mPermissions.get(name); 1971 if (p != null) { 1972 return generatePermissionInfo(p, flags); 1973 } 1974 return null; 1975 } 1976 } 1977 1978 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1979 // reader 1980 synchronized (mPackages) { 1981 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1982 for (BasePermission p : mSettings.mPermissions.values()) { 1983 if (group == null) { 1984 if (p.perm == null || p.perm.info.group == null) { 1985 out.add(generatePermissionInfo(p, flags)); 1986 } 1987 } else { 1988 if (p.perm != null && group.equals(p.perm.info.group)) { 1989 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1990 } 1991 } 1992 } 1993 1994 if (out.size() > 0) { 1995 return out; 1996 } 1997 return mPermissionGroups.containsKey(group) ? out : null; 1998 } 1999 } 2000 2001 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2002 // reader 2003 synchronized (mPackages) { 2004 return PackageParser.generatePermissionGroupInfo( 2005 mPermissionGroups.get(name), flags); 2006 } 2007 } 2008 2009 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2010 // reader 2011 synchronized (mPackages) { 2012 final int N = mPermissionGroups.size(); 2013 ArrayList<PermissionGroupInfo> out 2014 = new ArrayList<PermissionGroupInfo>(N); 2015 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2016 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2017 } 2018 return out; 2019 } 2020 } 2021 2022 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2023 int userId) { 2024 if (!sUserManager.exists(userId)) return null; 2025 PackageSetting ps = mSettings.mPackages.get(packageName); 2026 if (ps != null) { 2027 if (ps.pkg == null) { 2028 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2029 flags, userId); 2030 if (pInfo != null) { 2031 return pInfo.applicationInfo; 2032 } 2033 return null; 2034 } 2035 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2036 ps.readUserState(userId), userId); 2037 } 2038 return null; 2039 } 2040 2041 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2042 int userId) { 2043 if (!sUserManager.exists(userId)) return null; 2044 PackageSetting ps = mSettings.mPackages.get(packageName); 2045 if (ps != null) { 2046 PackageParser.Package pkg = ps.pkg; 2047 if (pkg == null) { 2048 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2049 return null; 2050 } 2051 pkg = new PackageParser.Package(packageName); 2052 pkg.applicationInfo.packageName = packageName; 2053 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2054 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 2055 pkg.applicationInfo.sourceDir = ps.codePathString; 2056 pkg.applicationInfo.dataDir = 2057 getDataPathForPackage(packageName, 0).getPath(); 2058 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 2059 } 2060 return generatePackageInfo(pkg, flags, userId); 2061 } 2062 return null; 2063 } 2064 2065 @Override 2066 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2067 if (!sUserManager.exists(userId)) return null; 2068 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2069 // writer 2070 synchronized (mPackages) { 2071 PackageParser.Package p = mPackages.get(packageName); 2072 if (DEBUG_PACKAGE_INFO) Log.v( 2073 TAG, "getApplicationInfo " + packageName 2074 + ": " + p); 2075 if (p != null) { 2076 PackageSetting ps = mSettings.mPackages.get(packageName); 2077 if (ps == null) return null; 2078 // Note: isEnabledLP() does not apply here - always return info 2079 return PackageParser.generateApplicationInfo( 2080 p, flags, ps.readUserState(userId), userId); 2081 } 2082 if ("android".equals(packageName)||"system".equals(packageName)) { 2083 return mAndroidApplication; 2084 } 2085 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2086 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2087 } 2088 } 2089 return null; 2090 } 2091 2092 2093 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2094 mContext.enforceCallingOrSelfPermission( 2095 android.Manifest.permission.CLEAR_APP_CACHE, null); 2096 // Queue up an async operation since clearing cache may take a little while. 2097 mHandler.post(new Runnable() { 2098 public void run() { 2099 mHandler.removeCallbacks(this); 2100 int retCode = -1; 2101 synchronized (mInstallLock) { 2102 retCode = mInstaller.freeCache(freeStorageSize); 2103 if (retCode < 0) { 2104 Slog.w(TAG, "Couldn't clear application caches"); 2105 } 2106 } 2107 if (observer != null) { 2108 try { 2109 observer.onRemoveCompleted(null, (retCode >= 0)); 2110 } catch (RemoteException e) { 2111 Slog.w(TAG, "RemoveException when invoking call back"); 2112 } 2113 } 2114 } 2115 }); 2116 } 2117 2118 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2119 mContext.enforceCallingOrSelfPermission( 2120 android.Manifest.permission.CLEAR_APP_CACHE, null); 2121 // Queue up an async operation since clearing cache may take a little while. 2122 mHandler.post(new Runnable() { 2123 public void run() { 2124 mHandler.removeCallbacks(this); 2125 int retCode = -1; 2126 synchronized (mInstallLock) { 2127 retCode = mInstaller.freeCache(freeStorageSize); 2128 if (retCode < 0) { 2129 Slog.w(TAG, "Couldn't clear application caches"); 2130 } 2131 } 2132 if(pi != null) { 2133 try { 2134 // Callback via pending intent 2135 int code = (retCode >= 0) ? 1 : 0; 2136 pi.sendIntent(null, code, null, 2137 null, null); 2138 } catch (SendIntentException e1) { 2139 Slog.i(TAG, "Failed to send pending intent"); 2140 } 2141 } 2142 } 2143 }); 2144 } 2145 2146 @Override 2147 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2148 if (!sUserManager.exists(userId)) return null; 2149 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2150 synchronized (mPackages) { 2151 PackageParser.Activity a = mActivities.mActivities.get(component); 2152 2153 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2154 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2155 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2156 if (ps == null) return null; 2157 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2158 userId); 2159 } 2160 if (mResolveComponentName.equals(component)) { 2161 return mResolveActivity; 2162 } 2163 } 2164 return null; 2165 } 2166 2167 @Override 2168 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2169 if (!sUserManager.exists(userId)) return null; 2170 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2171 synchronized (mPackages) { 2172 PackageParser.Activity a = mReceivers.mActivities.get(component); 2173 if (DEBUG_PACKAGE_INFO) Log.v( 2174 TAG, "getReceiverInfo " + component + ": " + a); 2175 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2176 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2177 if (ps == null) return null; 2178 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2179 userId); 2180 } 2181 } 2182 return null; 2183 } 2184 2185 @Override 2186 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2187 if (!sUserManager.exists(userId)) return null; 2188 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2189 synchronized (mPackages) { 2190 PackageParser.Service s = mServices.mServices.get(component); 2191 if (DEBUG_PACKAGE_INFO) Log.v( 2192 TAG, "getServiceInfo " + component + ": " + s); 2193 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2194 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2195 if (ps == null) return null; 2196 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2197 userId); 2198 } 2199 } 2200 return null; 2201 } 2202 2203 @Override 2204 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2205 if (!sUserManager.exists(userId)) return null; 2206 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2207 synchronized (mPackages) { 2208 PackageParser.Provider p = mProviders.mProviders.get(component); 2209 if (DEBUG_PACKAGE_INFO) Log.v( 2210 TAG, "getProviderInfo " + component + ": " + p); 2211 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2212 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2213 if (ps == null) return null; 2214 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2215 userId); 2216 } 2217 } 2218 return null; 2219 } 2220 2221 public String[] getSystemSharedLibraryNames() { 2222 Set<String> libSet; 2223 synchronized (mPackages) { 2224 libSet = mSharedLibraries.keySet(); 2225 int size = libSet.size(); 2226 if (size > 0) { 2227 String[] libs = new String[size]; 2228 libSet.toArray(libs); 2229 return libs; 2230 } 2231 } 2232 return null; 2233 } 2234 2235 public FeatureInfo[] getSystemAvailableFeatures() { 2236 Collection<FeatureInfo> featSet; 2237 synchronized (mPackages) { 2238 featSet = mAvailableFeatures.values(); 2239 int size = featSet.size(); 2240 if (size > 0) { 2241 FeatureInfo[] features = new FeatureInfo[size+1]; 2242 featSet.toArray(features); 2243 FeatureInfo fi = new FeatureInfo(); 2244 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2245 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2246 features[size] = fi; 2247 return features; 2248 } 2249 } 2250 return null; 2251 } 2252 2253 public boolean hasSystemFeature(String name) { 2254 synchronized (mPackages) { 2255 return mAvailableFeatures.containsKey(name); 2256 } 2257 } 2258 2259 private void checkValidCaller(int uid, int userId) { 2260 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2261 return; 2262 2263 throw new SecurityException("Caller uid=" + uid 2264 + " is not privileged to communicate with user=" + userId); 2265 } 2266 2267 public int checkPermission(String permName, String pkgName) { 2268 synchronized (mPackages) { 2269 PackageParser.Package p = mPackages.get(pkgName); 2270 if (p != null && p.mExtras != null) { 2271 PackageSetting ps = (PackageSetting)p.mExtras; 2272 if (ps.sharedUser != null) { 2273 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2274 return PackageManager.PERMISSION_GRANTED; 2275 } 2276 } else if (ps.grantedPermissions.contains(permName)) { 2277 return PackageManager.PERMISSION_GRANTED; 2278 } 2279 } 2280 } 2281 return PackageManager.PERMISSION_DENIED; 2282 } 2283 2284 public int checkUidPermission(String permName, int uid) { 2285 synchronized (mPackages) { 2286 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2287 if (obj != null) { 2288 GrantedPermissions gp = (GrantedPermissions)obj; 2289 if (gp.grantedPermissions.contains(permName)) { 2290 return PackageManager.PERMISSION_GRANTED; 2291 } 2292 } else { 2293 HashSet<String> perms = mSystemPermissions.get(uid); 2294 if (perms != null && perms.contains(permName)) { 2295 return PackageManager.PERMISSION_GRANTED; 2296 } 2297 } 2298 } 2299 return PackageManager.PERMISSION_DENIED; 2300 } 2301 2302 /** 2303 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2304 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2305 * @param message the message to log on security exception 2306 * @return 2307 */ 2308 private void enforceCrossUserPermission(int callingUid, int userId, 2309 boolean requireFullPermission, String message) { 2310 if (userId < 0) { 2311 throw new IllegalArgumentException("Invalid userId " + userId); 2312 } 2313 if (userId == UserHandle.getUserId(callingUid)) return; 2314 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2315 if (requireFullPermission) { 2316 mContext.enforceCallingOrSelfPermission( 2317 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2318 } else { 2319 try { 2320 mContext.enforceCallingOrSelfPermission( 2321 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2322 } catch (SecurityException se) { 2323 mContext.enforceCallingOrSelfPermission( 2324 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2325 } 2326 } 2327 } 2328 } 2329 2330 private BasePermission findPermissionTreeLP(String permName) { 2331 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2332 if (permName.startsWith(bp.name) && 2333 permName.length() > bp.name.length() && 2334 permName.charAt(bp.name.length()) == '.') { 2335 return bp; 2336 } 2337 } 2338 return null; 2339 } 2340 2341 private BasePermission checkPermissionTreeLP(String permName) { 2342 if (permName != null) { 2343 BasePermission bp = findPermissionTreeLP(permName); 2344 if (bp != null) { 2345 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2346 return bp; 2347 } 2348 throw new SecurityException("Calling uid " 2349 + Binder.getCallingUid() 2350 + " is not allowed to add to permission tree " 2351 + bp.name + " owned by uid " + bp.uid); 2352 } 2353 } 2354 throw new SecurityException("No permission tree found for " + permName); 2355 } 2356 2357 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2358 if (s1 == null) { 2359 return s2 == null; 2360 } 2361 if (s2 == null) { 2362 return false; 2363 } 2364 if (s1.getClass() != s2.getClass()) { 2365 return false; 2366 } 2367 return s1.equals(s2); 2368 } 2369 2370 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2371 if (pi1.icon != pi2.icon) return false; 2372 if (pi1.logo != pi2.logo) return false; 2373 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2374 if (!compareStrings(pi1.name, pi2.name)) return false; 2375 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2376 // We'll take care of setting this one. 2377 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2378 // These are not currently stored in settings. 2379 //if (!compareStrings(pi1.group, pi2.group)) return false; 2380 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2381 //if (pi1.labelRes != pi2.labelRes) return false; 2382 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2383 return true; 2384 } 2385 2386 int permissionInfoFootprint(PermissionInfo info) { 2387 int size = info.name.length(); 2388 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2389 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2390 return size; 2391 } 2392 2393 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2394 int size = 0; 2395 for (BasePermission perm : mSettings.mPermissions.values()) { 2396 if (perm.uid == tree.uid) { 2397 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2398 } 2399 } 2400 return size; 2401 } 2402 2403 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2404 // We calculate the max size of permissions defined by this uid and throw 2405 // if that plus the size of 'info' would exceed our stated maximum. 2406 if (tree.uid != Process.SYSTEM_UID) { 2407 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2408 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2409 throw new SecurityException("Permission tree size cap exceeded"); 2410 } 2411 } 2412 } 2413 2414 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2415 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2416 throw new SecurityException("Label must be specified in permission"); 2417 } 2418 BasePermission tree = checkPermissionTreeLP(info.name); 2419 BasePermission bp = mSettings.mPermissions.get(info.name); 2420 boolean added = bp == null; 2421 boolean changed = true; 2422 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2423 if (added) { 2424 enforcePermissionCapLocked(info, tree); 2425 bp = new BasePermission(info.name, tree.sourcePackage, 2426 BasePermission.TYPE_DYNAMIC); 2427 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2428 throw new SecurityException( 2429 "Not allowed to modify non-dynamic permission " 2430 + info.name); 2431 } else { 2432 if (bp.protectionLevel == fixedLevel 2433 && bp.perm.owner.equals(tree.perm.owner) 2434 && bp.uid == tree.uid 2435 && comparePermissionInfos(bp.perm.info, info)) { 2436 changed = false; 2437 } 2438 } 2439 bp.protectionLevel = fixedLevel; 2440 info = new PermissionInfo(info); 2441 info.protectionLevel = fixedLevel; 2442 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2443 bp.perm.info.packageName = tree.perm.info.packageName; 2444 bp.uid = tree.uid; 2445 if (added) { 2446 mSettings.mPermissions.put(info.name, bp); 2447 } 2448 if (changed) { 2449 if (!async) { 2450 mSettings.writeLPr(); 2451 } else { 2452 scheduleWriteSettingsLocked(); 2453 } 2454 } 2455 return added; 2456 } 2457 2458 public boolean addPermission(PermissionInfo info) { 2459 synchronized (mPackages) { 2460 return addPermissionLocked(info, false); 2461 } 2462 } 2463 2464 public boolean addPermissionAsync(PermissionInfo info) { 2465 synchronized (mPackages) { 2466 return addPermissionLocked(info, true); 2467 } 2468 } 2469 2470 public void removePermission(String name) { 2471 synchronized (mPackages) { 2472 checkPermissionTreeLP(name); 2473 BasePermission bp = mSettings.mPermissions.get(name); 2474 if (bp != null) { 2475 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2476 throw new SecurityException( 2477 "Not allowed to modify non-dynamic permission " 2478 + name); 2479 } 2480 mSettings.mPermissions.remove(name); 2481 mSettings.writeLPr(); 2482 } 2483 } 2484 } 2485 2486 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2487 int index = pkg.requestedPermissions.indexOf(bp.name); 2488 if (index == -1) { 2489 throw new SecurityException("Package " + pkg.packageName 2490 + " has not requested permission " + bp.name); 2491 } 2492 boolean isNormal = 2493 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2494 == PermissionInfo.PROTECTION_NORMAL); 2495 boolean isDangerous = 2496 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2497 == PermissionInfo.PROTECTION_DANGEROUS); 2498 boolean isDevelopment = 2499 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2500 2501 if (!isNormal && !isDangerous && !isDevelopment) { 2502 throw new SecurityException("Permission " + bp.name 2503 + " is not a changeable permission type"); 2504 } 2505 2506 if (isNormal || isDangerous) { 2507 if (pkg.requestedPermissionsRequired.get(index)) { 2508 throw new SecurityException("Can't change " + bp.name 2509 + ". It is required by the application"); 2510 } 2511 } 2512 } 2513 2514 public void grantPermission(String packageName, String permissionName) { 2515 mContext.enforceCallingOrSelfPermission( 2516 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2517 synchronized (mPackages) { 2518 final PackageParser.Package pkg = mPackages.get(packageName); 2519 if (pkg == null) { 2520 throw new IllegalArgumentException("Unknown package: " + packageName); 2521 } 2522 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2523 if (bp == null) { 2524 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2525 } 2526 2527 checkGrantRevokePermissions(pkg, bp); 2528 2529 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2530 if (ps == null) { 2531 return; 2532 } 2533 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2534 if (gp.grantedPermissions.add(permissionName)) { 2535 if (ps.haveGids) { 2536 gp.gids = appendInts(gp.gids, bp.gids); 2537 } 2538 mSettings.writeLPr(); 2539 } 2540 } 2541 } 2542 2543 public void revokePermission(String packageName, String permissionName) { 2544 int changedAppId = -1; 2545 2546 synchronized (mPackages) { 2547 final PackageParser.Package pkg = mPackages.get(packageName); 2548 if (pkg == null) { 2549 throw new IllegalArgumentException("Unknown package: " + packageName); 2550 } 2551 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2552 mContext.enforceCallingOrSelfPermission( 2553 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2554 } 2555 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2556 if (bp == null) { 2557 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2558 } 2559 2560 checkGrantRevokePermissions(pkg, bp); 2561 2562 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2563 if (ps == null) { 2564 return; 2565 } 2566 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2567 if (gp.grantedPermissions.remove(permissionName)) { 2568 gp.grantedPermissions.remove(permissionName); 2569 if (ps.haveGids) { 2570 gp.gids = removeInts(gp.gids, bp.gids); 2571 } 2572 mSettings.writeLPr(); 2573 changedAppId = ps.appId; 2574 } 2575 } 2576 2577 if (changedAppId >= 0) { 2578 // We changed the perm on someone, kill its processes. 2579 IActivityManager am = ActivityManagerNative.getDefault(); 2580 if (am != null) { 2581 final int callingUserId = UserHandle.getCallingUserId(); 2582 final long ident = Binder.clearCallingIdentity(); 2583 try { 2584 //XXX we should only revoke for the calling user's app permissions, 2585 // but for now we impact all users. 2586 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2587 // "revoke " + permissionName); 2588 int[] users = sUserManager.getUserIds(); 2589 for (int user : users) { 2590 am.killUid(UserHandle.getUid(user, changedAppId), 2591 "revoke " + permissionName); 2592 } 2593 } catch (RemoteException e) { 2594 } finally { 2595 Binder.restoreCallingIdentity(ident); 2596 } 2597 } 2598 } 2599 } 2600 2601 public boolean isProtectedBroadcast(String actionName) { 2602 synchronized (mPackages) { 2603 return mProtectedBroadcasts.contains(actionName); 2604 } 2605 } 2606 2607 public int checkSignatures(String pkg1, String pkg2) { 2608 synchronized (mPackages) { 2609 final PackageParser.Package p1 = mPackages.get(pkg1); 2610 final PackageParser.Package p2 = mPackages.get(pkg2); 2611 if (p1 == null || p1.mExtras == null 2612 || p2 == null || p2.mExtras == null) { 2613 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2614 } 2615 return compareSignatures(p1.mSignatures, p2.mSignatures); 2616 } 2617 } 2618 2619 public int checkUidSignatures(int uid1, int uid2) { 2620 // Map to base uids. 2621 uid1 = UserHandle.getAppId(uid1); 2622 uid2 = UserHandle.getAppId(uid2); 2623 // reader 2624 synchronized (mPackages) { 2625 Signature[] s1; 2626 Signature[] s2; 2627 Object obj = mSettings.getUserIdLPr(uid1); 2628 if (obj != null) { 2629 if (obj instanceof SharedUserSetting) { 2630 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2631 } else if (obj instanceof PackageSetting) { 2632 s1 = ((PackageSetting)obj).signatures.mSignatures; 2633 } else { 2634 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2635 } 2636 } else { 2637 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2638 } 2639 obj = mSettings.getUserIdLPr(uid2); 2640 if (obj != null) { 2641 if (obj instanceof SharedUserSetting) { 2642 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2643 } else if (obj instanceof PackageSetting) { 2644 s2 = ((PackageSetting)obj).signatures.mSignatures; 2645 } else { 2646 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2647 } 2648 } else { 2649 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2650 } 2651 return compareSignatures(s1, s2); 2652 } 2653 } 2654 2655 /** 2656 * Compares two sets of signatures. Returns: 2657 * <br /> 2658 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2659 * <br /> 2660 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2661 * <br /> 2662 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2663 * <br /> 2664 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2665 * <br /> 2666 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2667 */ 2668 static int compareSignatures(Signature[] s1, Signature[] s2) { 2669 if (s1 == null) { 2670 return s2 == null 2671 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2672 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2673 } 2674 2675 if (s2 == null) { 2676 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2677 } 2678 2679 if (s1.length != s2.length) { 2680 return PackageManager.SIGNATURE_NO_MATCH; 2681 } 2682 2683 // Since both signature sets are of size 1, we can compare without HashSets. 2684 if (s1.length == 1) { 2685 return s1[0].equals(s2[0]) ? 2686 PackageManager.SIGNATURE_MATCH : 2687 PackageManager.SIGNATURE_NO_MATCH; 2688 } 2689 2690 HashSet<Signature> set1 = new HashSet<Signature>(); 2691 for (Signature sig : s1) { 2692 set1.add(sig); 2693 } 2694 HashSet<Signature> set2 = new HashSet<Signature>(); 2695 for (Signature sig : s2) { 2696 set2.add(sig); 2697 } 2698 // Make sure s2 contains all signatures in s1. 2699 if (set1.equals(set2)) { 2700 return PackageManager.SIGNATURE_MATCH; 2701 } 2702 return PackageManager.SIGNATURE_NO_MATCH; 2703 } 2704 2705 public String[] getPackagesForUid(int uid) { 2706 uid = UserHandle.getAppId(uid); 2707 // reader 2708 synchronized (mPackages) { 2709 Object obj = mSettings.getUserIdLPr(uid); 2710 if (obj instanceof SharedUserSetting) { 2711 final SharedUserSetting sus = (SharedUserSetting) obj; 2712 final int N = sus.packages.size(); 2713 final String[] res = new String[N]; 2714 final Iterator<PackageSetting> it = sus.packages.iterator(); 2715 int i = 0; 2716 while (it.hasNext()) { 2717 res[i++] = it.next().name; 2718 } 2719 return res; 2720 } else if (obj instanceof PackageSetting) { 2721 final PackageSetting ps = (PackageSetting) obj; 2722 return new String[] { ps.name }; 2723 } 2724 } 2725 return null; 2726 } 2727 2728 public String getNameForUid(int uid) { 2729 // reader 2730 synchronized (mPackages) { 2731 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2732 if (obj instanceof SharedUserSetting) { 2733 final SharedUserSetting sus = (SharedUserSetting) obj; 2734 return sus.name + ":" + sus.userId; 2735 } else if (obj instanceof PackageSetting) { 2736 final PackageSetting ps = (PackageSetting) obj; 2737 return ps.name; 2738 } 2739 } 2740 return null; 2741 } 2742 2743 public int getUidForSharedUser(String sharedUserName) { 2744 if(sharedUserName == null) { 2745 return -1; 2746 } 2747 // reader 2748 synchronized (mPackages) { 2749 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2750 if (suid == null) { 2751 return -1; 2752 } 2753 return suid.userId; 2754 } 2755 } 2756 2757 public int getFlagsForUid(int uid) { 2758 synchronized (mPackages) { 2759 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2760 if (obj instanceof SharedUserSetting) { 2761 final SharedUserSetting sus = (SharedUserSetting) obj; 2762 return sus.pkgFlags; 2763 } else if (obj instanceof PackageSetting) { 2764 final PackageSetting ps = (PackageSetting) obj; 2765 return ps.pkgFlags; 2766 } 2767 } 2768 return 0; 2769 } 2770 2771 @Override 2772 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2773 int flags, int userId) { 2774 if (!sUserManager.exists(userId)) return null; 2775 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2776 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2777 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2778 } 2779 2780 @Override 2781 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2782 IntentFilter filter, int match, ComponentName activity) { 2783 final int userId = UserHandle.getCallingUserId(); 2784 if (DEBUG_PREFERRED) { 2785 Log.v(TAG, "setLastChosenActivity intent=" + intent 2786 + " resolvedType=" + resolvedType 2787 + " flags=" + flags 2788 + " filter=" + filter 2789 + " match=" + match 2790 + " activity=" + activity); 2791 filter.dump(new PrintStreamPrinter(System.out), " "); 2792 } 2793 intent.setComponent(null); 2794 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2795 // Find any earlier preferred or last chosen entries and nuke them 2796 findPreferredActivity(intent, resolvedType, 2797 flags, query, 0, false, true, false, userId); 2798 // Add the new activity as the last chosen for this filter 2799 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2800 } 2801 2802 @Override 2803 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2804 final int userId = UserHandle.getCallingUserId(); 2805 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2806 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2807 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2808 false, false, false, userId); 2809 } 2810 2811 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2812 int flags, List<ResolveInfo> query, int userId) { 2813 if (query != null) { 2814 final int N = query.size(); 2815 if (N == 1) { 2816 return query.get(0); 2817 } else if (N > 1) { 2818 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2819 // If there is more than one activity with the same priority, 2820 // then let the user decide between them. 2821 ResolveInfo r0 = query.get(0); 2822 ResolveInfo r1 = query.get(1); 2823 if (DEBUG_INTENT_MATCHING || debug) { 2824 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2825 + r1.activityInfo.name + "=" + r1.priority); 2826 } 2827 // If the first activity has a higher priority, or a different 2828 // default, then it is always desireable to pick it. 2829 if (r0.priority != r1.priority 2830 || r0.preferredOrder != r1.preferredOrder 2831 || r0.isDefault != r1.isDefault) { 2832 return query.get(0); 2833 } 2834 // If we have saved a preference for a preferred activity for 2835 // this Intent, use that. 2836 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2837 flags, query, r0.priority, true, false, debug, userId); 2838 if (ri != null) { 2839 return ri; 2840 } 2841 if (userId != 0) { 2842 ri = new ResolveInfo(mResolveInfo); 2843 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2844 ri.activityInfo.applicationInfo = new ApplicationInfo( 2845 ri.activityInfo.applicationInfo); 2846 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2847 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2848 return ri; 2849 } 2850 return mResolveInfo; 2851 } 2852 } 2853 return null; 2854 } 2855 2856 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2857 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2858 final int N = query.size(); 2859 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2860 .get(userId); 2861 // Get the list of persistent preferred activities that handle the intent 2862 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2863 List<PersistentPreferredActivity> pprefs = ppir != null 2864 ? ppir.queryIntent(intent, resolvedType, 2865 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2866 : null; 2867 if (pprefs != null && pprefs.size() > 0) { 2868 final int M = pprefs.size(); 2869 for (int i=0; i<M; i++) { 2870 final PersistentPreferredActivity ppa = pprefs.get(i); 2871 if (DEBUG_PREFERRED || debug) { 2872 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2873 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2874 + "\n component=" + ppa.mComponent); 2875 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2876 } 2877 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2878 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2879 if (DEBUG_PREFERRED || debug) { 2880 Slog.v(TAG, "Found persistent preferred activity:"); 2881 if (ai != null) { 2882 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2883 } else { 2884 Slog.v(TAG, " null"); 2885 } 2886 } 2887 if (ai == null) { 2888 // This previously registered persistent preferred activity 2889 // component is no longer known. Ignore it and do NOT remove it. 2890 continue; 2891 } 2892 for (int j=0; j<N; j++) { 2893 final ResolveInfo ri = query.get(j); 2894 if (!ri.activityInfo.applicationInfo.packageName 2895 .equals(ai.applicationInfo.packageName)) { 2896 continue; 2897 } 2898 if (!ri.activityInfo.name.equals(ai.name)) { 2899 continue; 2900 } 2901 // Found a persistent preference that can handle the intent. 2902 if (DEBUG_PREFERRED || debug) { 2903 Slog.v(TAG, "Returning persistent preferred activity: " + 2904 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 2905 } 2906 return ri; 2907 } 2908 } 2909 } 2910 return null; 2911 } 2912 2913 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 2914 List<ResolveInfo> query, int priority, boolean always, 2915 boolean removeMatches, boolean debug, int userId) { 2916 if (!sUserManager.exists(userId)) return null; 2917 // writer 2918 synchronized (mPackages) { 2919 if (intent.getSelector() != null) { 2920 intent = intent.getSelector(); 2921 } 2922 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2923 2924 // Try to find a matching persistent preferred activity. 2925 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 2926 debug, userId); 2927 2928 // If a persistent preferred activity matched, use it. 2929 if (pri != null) { 2930 return pri; 2931 } 2932 2933 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2934 // Get the list of preferred activities that handle the intent 2935 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 2936 List<PreferredActivity> prefs = pir != null 2937 ? pir.queryIntent(intent, resolvedType, 2938 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2939 : null; 2940 if (prefs != null && prefs.size() > 0) { 2941 // First figure out how good the original match set is. 2942 // We will only allow preferred activities that came 2943 // from the same match quality. 2944 int match = 0; 2945 2946 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 2947 2948 final int N = query.size(); 2949 for (int j=0; j<N; j++) { 2950 final ResolveInfo ri = query.get(j); 2951 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 2952 + ": 0x" + Integer.toHexString(match)); 2953 if (ri.match > match) { 2954 match = ri.match; 2955 } 2956 } 2957 2958 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 2959 + Integer.toHexString(match)); 2960 2961 match &= IntentFilter.MATCH_CATEGORY_MASK; 2962 final int M = prefs.size(); 2963 for (int i=0; i<M; i++) { 2964 final PreferredActivity pa = prefs.get(i); 2965 if (DEBUG_PREFERRED || debug) { 2966 Slog.v(TAG, "Checking PreferredActivity ds=" 2967 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 2968 + "\n component=" + pa.mPref.mComponent); 2969 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2970 } 2971 if (pa.mPref.mMatch != match) { 2972 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 2973 + Integer.toHexString(pa.mPref.mMatch)); 2974 continue; 2975 } 2976 // If it's not an "always" type preferred activity and that's what we're 2977 // looking for, skip it. 2978 if (always && !pa.mPref.mAlways) { 2979 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 2980 continue; 2981 } 2982 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 2983 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2984 if (DEBUG_PREFERRED || debug) { 2985 Slog.v(TAG, "Found preferred activity:"); 2986 if (ai != null) { 2987 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2988 } else { 2989 Slog.v(TAG, " null"); 2990 } 2991 } 2992 if (ai == null) { 2993 // This previously registered preferred activity 2994 // component is no longer known. Most likely an update 2995 // to the app was installed and in the new version this 2996 // component no longer exists. Clean it up by removing 2997 // it from the preferred activities list, and skip it. 2998 Slog.w(TAG, "Removing dangling preferred activity: " 2999 + pa.mPref.mComponent); 3000 pir.removeFilter(pa); 3001 continue; 3002 } 3003 for (int j=0; j<N; j++) { 3004 final ResolveInfo ri = query.get(j); 3005 if (!ri.activityInfo.applicationInfo.packageName 3006 .equals(ai.applicationInfo.packageName)) { 3007 continue; 3008 } 3009 if (!ri.activityInfo.name.equals(ai.name)) { 3010 continue; 3011 } 3012 3013 if (removeMatches) { 3014 pir.removeFilter(pa); 3015 if (DEBUG_PREFERRED) { 3016 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3017 } 3018 break; 3019 } 3020 3021 // Okay we found a previously set preferred or last chosen app. 3022 // If the result set is different from when this 3023 // was created, we need to clear it and re-ask the 3024 // user their preference, if we're looking for an "always" type entry. 3025 if (always && !pa.mPref.sameSet(query, priority)) { 3026 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3027 + intent + " type " + resolvedType); 3028 if (DEBUG_PREFERRED) { 3029 Slog.v(TAG, "Removing preferred activity since set changed " 3030 + pa.mPref.mComponent); 3031 } 3032 pir.removeFilter(pa); 3033 // Re-add the filter as a "last chosen" entry (!always) 3034 PreferredActivity lastChosen = new PreferredActivity( 3035 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3036 pir.addFilter(lastChosen); 3037 mSettings.writePackageRestrictionsLPr(userId); 3038 return null; 3039 } 3040 3041 // Yay! Either the set matched or we're looking for the last chosen 3042 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3043 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3044 mSettings.writePackageRestrictionsLPr(userId); 3045 return ri; 3046 } 3047 } 3048 } 3049 mSettings.writePackageRestrictionsLPr(userId); 3050 } 3051 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3052 return null; 3053 } 3054 3055 @Override 3056 public List<ResolveInfo> queryIntentActivities(Intent intent, 3057 String resolvedType, int flags, int userId) { 3058 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3059 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3060 ComponentName comp = intent.getComponent(); 3061 if (comp == null) { 3062 if (intent.getSelector() != null) { 3063 intent = intent.getSelector(); 3064 comp = intent.getComponent(); 3065 } 3066 } 3067 3068 if (comp != null) { 3069 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3070 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3071 if (ai != null) { 3072 final ResolveInfo ri = new ResolveInfo(); 3073 ri.activityInfo = ai; 3074 list.add(ri); 3075 } 3076 return list; 3077 } 3078 3079 // reader 3080 synchronized (mPackages) { 3081 final String pkgName = intent.getPackage(); 3082 if (pkgName == null) { 3083 return mActivities.queryIntent(intent, resolvedType, flags, userId); 3084 } 3085 final PackageParser.Package pkg = mPackages.get(pkgName); 3086 if (pkg != null) { 3087 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3088 pkg.activities, userId); 3089 } 3090 return new ArrayList<ResolveInfo>(); 3091 } 3092 } 3093 3094 @Override 3095 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3096 Intent[] specifics, String[] specificTypes, Intent intent, 3097 String resolvedType, int flags, int userId) { 3098 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3099 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3100 "query intent activity options"); 3101 final String resultsAction = intent.getAction(); 3102 3103 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3104 | PackageManager.GET_RESOLVED_FILTER, userId); 3105 3106 if (DEBUG_INTENT_MATCHING) { 3107 Log.v(TAG, "Query " + intent + ": " + results); 3108 } 3109 3110 int specificsPos = 0; 3111 int N; 3112 3113 // todo: note that the algorithm used here is O(N^2). This 3114 // isn't a problem in our current environment, but if we start running 3115 // into situations where we have more than 5 or 10 matches then this 3116 // should probably be changed to something smarter... 3117 3118 // First we go through and resolve each of the specific items 3119 // that were supplied, taking care of removing any corresponding 3120 // duplicate items in the generic resolve list. 3121 if (specifics != null) { 3122 for (int i=0; i<specifics.length; i++) { 3123 final Intent sintent = specifics[i]; 3124 if (sintent == null) { 3125 continue; 3126 } 3127 3128 if (DEBUG_INTENT_MATCHING) { 3129 Log.v(TAG, "Specific #" + i + ": " + sintent); 3130 } 3131 3132 String action = sintent.getAction(); 3133 if (resultsAction != null && resultsAction.equals(action)) { 3134 // If this action was explicitly requested, then don't 3135 // remove things that have it. 3136 action = null; 3137 } 3138 3139 ResolveInfo ri = null; 3140 ActivityInfo ai = null; 3141 3142 ComponentName comp = sintent.getComponent(); 3143 if (comp == null) { 3144 ri = resolveIntent( 3145 sintent, 3146 specificTypes != null ? specificTypes[i] : null, 3147 flags, userId); 3148 if (ri == null) { 3149 continue; 3150 } 3151 if (ri == mResolveInfo) { 3152 // ACK! Must do something better with this. 3153 } 3154 ai = ri.activityInfo; 3155 comp = new ComponentName(ai.applicationInfo.packageName, 3156 ai.name); 3157 } else { 3158 ai = getActivityInfo(comp, flags, userId); 3159 if (ai == null) { 3160 continue; 3161 } 3162 } 3163 3164 // Look for any generic query activities that are duplicates 3165 // of this specific one, and remove them from the results. 3166 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3167 N = results.size(); 3168 int j; 3169 for (j=specificsPos; j<N; j++) { 3170 ResolveInfo sri = results.get(j); 3171 if ((sri.activityInfo.name.equals(comp.getClassName()) 3172 && sri.activityInfo.applicationInfo.packageName.equals( 3173 comp.getPackageName())) 3174 || (action != null && sri.filter.matchAction(action))) { 3175 results.remove(j); 3176 if (DEBUG_INTENT_MATCHING) Log.v( 3177 TAG, "Removing duplicate item from " + j 3178 + " due to specific " + specificsPos); 3179 if (ri == null) { 3180 ri = sri; 3181 } 3182 j--; 3183 N--; 3184 } 3185 } 3186 3187 // Add this specific item to its proper place. 3188 if (ri == null) { 3189 ri = new ResolveInfo(); 3190 ri.activityInfo = ai; 3191 } 3192 results.add(specificsPos, ri); 3193 ri.specificIndex = i; 3194 specificsPos++; 3195 } 3196 } 3197 3198 // Now we go through the remaining generic results and remove any 3199 // duplicate actions that are found here. 3200 N = results.size(); 3201 for (int i=specificsPos; i<N-1; i++) { 3202 final ResolveInfo rii = results.get(i); 3203 if (rii.filter == null) { 3204 continue; 3205 } 3206 3207 // Iterate over all of the actions of this result's intent 3208 // filter... typically this should be just one. 3209 final Iterator<String> it = rii.filter.actionsIterator(); 3210 if (it == null) { 3211 continue; 3212 } 3213 while (it.hasNext()) { 3214 final String action = it.next(); 3215 if (resultsAction != null && resultsAction.equals(action)) { 3216 // If this action was explicitly requested, then don't 3217 // remove things that have it. 3218 continue; 3219 } 3220 for (int j=i+1; j<N; j++) { 3221 final ResolveInfo rij = results.get(j); 3222 if (rij.filter != null && rij.filter.hasAction(action)) { 3223 results.remove(j); 3224 if (DEBUG_INTENT_MATCHING) Log.v( 3225 TAG, "Removing duplicate item from " + j 3226 + " due to action " + action + " at " + i); 3227 j--; 3228 N--; 3229 } 3230 } 3231 } 3232 3233 // If the caller didn't request filter information, drop it now 3234 // so we don't have to marshall/unmarshall it. 3235 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3236 rii.filter = null; 3237 } 3238 } 3239 3240 // Filter out the caller activity if so requested. 3241 if (caller != null) { 3242 N = results.size(); 3243 for (int i=0; i<N; i++) { 3244 ActivityInfo ainfo = results.get(i).activityInfo; 3245 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3246 && caller.getClassName().equals(ainfo.name)) { 3247 results.remove(i); 3248 break; 3249 } 3250 } 3251 } 3252 3253 // If the caller didn't request filter information, 3254 // drop them now so we don't have to 3255 // marshall/unmarshall it. 3256 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3257 N = results.size(); 3258 for (int i=0; i<N; i++) { 3259 results.get(i).filter = null; 3260 } 3261 } 3262 3263 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3264 return results; 3265 } 3266 3267 @Override 3268 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3269 int userId) { 3270 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3271 ComponentName comp = intent.getComponent(); 3272 if (comp == null) { 3273 if (intent.getSelector() != null) { 3274 intent = intent.getSelector(); 3275 comp = intent.getComponent(); 3276 } 3277 } 3278 if (comp != null) { 3279 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3280 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3281 if (ai != null) { 3282 ResolveInfo ri = new ResolveInfo(); 3283 ri.activityInfo = ai; 3284 list.add(ri); 3285 } 3286 return list; 3287 } 3288 3289 // reader 3290 synchronized (mPackages) { 3291 String pkgName = intent.getPackage(); 3292 if (pkgName == null) { 3293 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3294 } 3295 final PackageParser.Package pkg = mPackages.get(pkgName); 3296 if (pkg != null) { 3297 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3298 userId); 3299 } 3300 return null; 3301 } 3302 } 3303 3304 @Override 3305 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3306 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3307 if (!sUserManager.exists(userId)) return null; 3308 if (query != null) { 3309 if (query.size() >= 1) { 3310 // If there is more than one service with the same priority, 3311 // just arbitrarily pick the first one. 3312 return query.get(0); 3313 } 3314 } 3315 return null; 3316 } 3317 3318 @Override 3319 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3320 int userId) { 3321 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3322 ComponentName comp = intent.getComponent(); 3323 if (comp == null) { 3324 if (intent.getSelector() != null) { 3325 intent = intent.getSelector(); 3326 comp = intent.getComponent(); 3327 } 3328 } 3329 if (comp != null) { 3330 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3331 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3332 if (si != null) { 3333 final ResolveInfo ri = new ResolveInfo(); 3334 ri.serviceInfo = si; 3335 list.add(ri); 3336 } 3337 return list; 3338 } 3339 3340 // reader 3341 synchronized (mPackages) { 3342 String pkgName = intent.getPackage(); 3343 if (pkgName == null) { 3344 return mServices.queryIntent(intent, resolvedType, flags, userId); 3345 } 3346 final PackageParser.Package pkg = mPackages.get(pkgName); 3347 if (pkg != null) { 3348 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3349 userId); 3350 } 3351 return null; 3352 } 3353 } 3354 3355 @Override 3356 public List<ResolveInfo> queryIntentContentProviders( 3357 Intent intent, String resolvedType, int flags, int userId) { 3358 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3359 ComponentName comp = intent.getComponent(); 3360 if (comp == null) { 3361 if (intent.getSelector() != null) { 3362 intent = intent.getSelector(); 3363 comp = intent.getComponent(); 3364 } 3365 } 3366 if (comp != null) { 3367 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3368 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3369 if (pi != null) { 3370 final ResolveInfo ri = new ResolveInfo(); 3371 ri.providerInfo = pi; 3372 list.add(ri); 3373 } 3374 return list; 3375 } 3376 3377 // reader 3378 synchronized (mPackages) { 3379 String pkgName = intent.getPackage(); 3380 if (pkgName == null) { 3381 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3382 } 3383 final PackageParser.Package pkg = mPackages.get(pkgName); 3384 if (pkg != null) { 3385 return mProviders.queryIntentForPackage( 3386 intent, resolvedType, flags, pkg.providers, userId); 3387 } 3388 return null; 3389 } 3390 } 3391 3392 @Override 3393 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3394 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3395 3396 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3397 3398 // writer 3399 synchronized (mPackages) { 3400 ArrayList<PackageInfo> list; 3401 if (listUninstalled) { 3402 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3403 for (PackageSetting ps : mSettings.mPackages.values()) { 3404 PackageInfo pi; 3405 if (ps.pkg != null) { 3406 pi = generatePackageInfo(ps.pkg, flags, userId); 3407 } else { 3408 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3409 } 3410 if (pi != null) { 3411 list.add(pi); 3412 } 3413 } 3414 } else { 3415 list = new ArrayList<PackageInfo>(mPackages.size()); 3416 for (PackageParser.Package p : mPackages.values()) { 3417 PackageInfo pi = generatePackageInfo(p, flags, userId); 3418 if (pi != null) { 3419 list.add(pi); 3420 } 3421 } 3422 } 3423 3424 return new ParceledListSlice<PackageInfo>(list); 3425 } 3426 } 3427 3428 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3429 String[] permissions, boolean[] tmp, int flags, int userId) { 3430 int numMatch = 0; 3431 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3432 for (int i=0; i<permissions.length; i++) { 3433 if (gp.grantedPermissions.contains(permissions[i])) { 3434 tmp[i] = true; 3435 numMatch++; 3436 } else { 3437 tmp[i] = false; 3438 } 3439 } 3440 if (numMatch == 0) { 3441 return; 3442 } 3443 PackageInfo pi; 3444 if (ps.pkg != null) { 3445 pi = generatePackageInfo(ps.pkg, flags, userId); 3446 } else { 3447 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3448 } 3449 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3450 if (numMatch == permissions.length) { 3451 pi.requestedPermissions = permissions; 3452 } else { 3453 pi.requestedPermissions = new String[numMatch]; 3454 numMatch = 0; 3455 for (int i=0; i<permissions.length; i++) { 3456 if (tmp[i]) { 3457 pi.requestedPermissions[numMatch] = permissions[i]; 3458 numMatch++; 3459 } 3460 } 3461 } 3462 } 3463 list.add(pi); 3464 } 3465 3466 @Override 3467 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3468 String[] permissions, int flags, int userId) { 3469 if (!sUserManager.exists(userId)) return null; 3470 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3471 3472 // writer 3473 synchronized (mPackages) { 3474 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3475 boolean[] tmpBools = new boolean[permissions.length]; 3476 if (listUninstalled) { 3477 for (PackageSetting ps : mSettings.mPackages.values()) { 3478 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3479 } 3480 } else { 3481 for (PackageParser.Package pkg : mPackages.values()) { 3482 PackageSetting ps = (PackageSetting)pkg.mExtras; 3483 if (ps != null) { 3484 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3485 userId); 3486 } 3487 } 3488 } 3489 3490 return new ParceledListSlice<PackageInfo>(list); 3491 } 3492 } 3493 3494 @Override 3495 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3496 if (!sUserManager.exists(userId)) return null; 3497 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3498 3499 // writer 3500 synchronized (mPackages) { 3501 ArrayList<ApplicationInfo> list; 3502 if (listUninstalled) { 3503 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3504 for (PackageSetting ps : mSettings.mPackages.values()) { 3505 ApplicationInfo ai; 3506 if (ps.pkg != null) { 3507 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3508 ps.readUserState(userId), userId); 3509 } else { 3510 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3511 } 3512 if (ai != null) { 3513 list.add(ai); 3514 } 3515 } 3516 } else { 3517 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3518 for (PackageParser.Package p : mPackages.values()) { 3519 if (p.mExtras != null) { 3520 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3521 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3522 if (ai != null) { 3523 list.add(ai); 3524 } 3525 } 3526 } 3527 } 3528 3529 return new ParceledListSlice<ApplicationInfo>(list); 3530 } 3531 } 3532 3533 public List<ApplicationInfo> getPersistentApplications(int flags) { 3534 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3535 3536 // reader 3537 synchronized (mPackages) { 3538 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3539 final int userId = UserHandle.getCallingUserId(); 3540 while (i.hasNext()) { 3541 final PackageParser.Package p = i.next(); 3542 if (p.applicationInfo != null 3543 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3544 && (!mSafeMode || isSystemApp(p))) { 3545 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3546 if (ps != null) { 3547 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3548 ps.readUserState(userId), userId); 3549 if (ai != null) { 3550 finalList.add(ai); 3551 } 3552 } 3553 } 3554 } 3555 } 3556 3557 return finalList; 3558 } 3559 3560 @Override 3561 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3562 if (!sUserManager.exists(userId)) return null; 3563 // reader 3564 synchronized (mPackages) { 3565 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3566 PackageSetting ps = provider != null 3567 ? mSettings.mPackages.get(provider.owner.packageName) 3568 : null; 3569 return ps != null 3570 && mSettings.isEnabledLPr(provider.info, flags, userId) 3571 && (!mSafeMode || (provider.info.applicationInfo.flags 3572 &ApplicationInfo.FLAG_SYSTEM) != 0) 3573 ? PackageParser.generateProviderInfo(provider, flags, 3574 ps.readUserState(userId), userId) 3575 : null; 3576 } 3577 } 3578 3579 /** 3580 * @deprecated 3581 */ 3582 @Deprecated 3583 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3584 // reader 3585 synchronized (mPackages) { 3586 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3587 .entrySet().iterator(); 3588 final int userId = UserHandle.getCallingUserId(); 3589 while (i.hasNext()) { 3590 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3591 PackageParser.Provider p = entry.getValue(); 3592 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3593 3594 if (ps != null && p.syncable 3595 && (!mSafeMode || (p.info.applicationInfo.flags 3596 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3597 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3598 ps.readUserState(userId), userId); 3599 if (info != null) { 3600 outNames.add(entry.getKey()); 3601 outInfo.add(info); 3602 } 3603 } 3604 } 3605 } 3606 } 3607 3608 public List<ProviderInfo> queryContentProviders(String processName, 3609 int uid, int flags) { 3610 ArrayList<ProviderInfo> finalList = null; 3611 // reader 3612 synchronized (mPackages) { 3613 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3614 final int userId = processName != null ? 3615 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3616 while (i.hasNext()) { 3617 final PackageParser.Provider p = i.next(); 3618 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3619 if (ps != null && p.info.authority != null 3620 && (processName == null 3621 || (p.info.processName.equals(processName) 3622 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3623 && mSettings.isEnabledLPr(p.info, flags, userId) 3624 && (!mSafeMode 3625 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3626 if (finalList == null) { 3627 finalList = new ArrayList<ProviderInfo>(3); 3628 } 3629 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3630 ps.readUserState(userId), userId); 3631 if (info != null) { 3632 finalList.add(info); 3633 } 3634 } 3635 } 3636 } 3637 3638 if (finalList != null) { 3639 Collections.sort(finalList, mProviderInitOrderSorter); 3640 } 3641 3642 return finalList; 3643 } 3644 3645 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3646 int flags) { 3647 // reader 3648 synchronized (mPackages) { 3649 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3650 return PackageParser.generateInstrumentationInfo(i, flags); 3651 } 3652 } 3653 3654 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3655 int flags) { 3656 ArrayList<InstrumentationInfo> finalList = 3657 new ArrayList<InstrumentationInfo>(); 3658 3659 // reader 3660 synchronized (mPackages) { 3661 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3662 while (i.hasNext()) { 3663 final PackageParser.Instrumentation p = i.next(); 3664 if (targetPackage == null 3665 || targetPackage.equals(p.info.targetPackage)) { 3666 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3667 flags); 3668 if (ii != null) { 3669 finalList.add(ii); 3670 } 3671 } 3672 } 3673 } 3674 3675 return finalList; 3676 } 3677 3678 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3679 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3680 if (overlays == null) { 3681 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3682 return; 3683 } 3684 for (PackageParser.Package opkg : overlays.values()) { 3685 // Not much to do if idmap fails: we already logged the error 3686 // and we certainly don't want to abort installation of pkg simply 3687 // because an overlay didn't fit properly. For these reasons, 3688 // ignore the return value of createIdmapForPackagePairLI. 3689 createIdmapForPackagePairLI(pkg, opkg); 3690 } 3691 } 3692 3693 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3694 PackageParser.Package opkg) { 3695 if (!opkg.mTrustedOverlay) { 3696 Slog.w(TAG, "Skipping target and overlay pair " + pkg.mScanPath + " and " + 3697 opkg.mScanPath + ": overlay not trusted"); 3698 return false; 3699 } 3700 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3701 if (overlaySet == null) { 3702 Slog.e(TAG, "was about to create idmap for " + pkg.mScanPath + " and " + 3703 opkg.mScanPath + " but target package has no known overlays"); 3704 return false; 3705 } 3706 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3707 if (mInstaller.idmap(pkg.mScanPath, opkg.mScanPath, sharedGid) != 0) { 3708 Slog.e(TAG, "Failed to generate idmap for " + pkg.mScanPath + " and " + opkg.mScanPath); 3709 return false; 3710 } 3711 PackageParser.Package[] overlayArray = 3712 overlaySet.values().toArray(new PackageParser.Package[0]); 3713 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3714 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3715 return p1.mOverlayPriority - p2.mOverlayPriority; 3716 } 3717 }; 3718 Arrays.sort(overlayArray, cmp); 3719 3720 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3721 int i = 0; 3722 for (PackageParser.Package p : overlayArray) { 3723 pkg.applicationInfo.resourceDirs[i++] = p.applicationInfo.sourceDir; 3724 } 3725 return true; 3726 } 3727 3728 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3729 String[] files = dir.list(); 3730 if (files == null) { 3731 Log.d(TAG, "No files in app dir " + dir); 3732 return; 3733 } 3734 3735 if (DEBUG_PACKAGE_SCANNING) { 3736 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 3737 + " flags=0x" + Integer.toHexString(flags)); 3738 } 3739 3740 int i; 3741 for (i=0; i<files.length; i++) { 3742 File file = new File(dir, files[i]); 3743 if (!isPackageFilename(files[i])) { 3744 // Ignore entries which are not apk's 3745 continue; 3746 } 3747 PackageParser.Package pkg = scanPackageLI(file, 3748 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3749 // Don't mess around with apps in system partition. 3750 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3751 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3752 // Delete the apk 3753 Slog.w(TAG, "Cleaning up failed install of " + file); 3754 file.delete(); 3755 } 3756 } 3757 } 3758 3759 private static File getSettingsProblemFile() { 3760 File dataDir = Environment.getDataDirectory(); 3761 File systemDir = new File(dataDir, "system"); 3762 File fname = new File(systemDir, "uiderrors.txt"); 3763 return fname; 3764 } 3765 3766 static void reportSettingsProblem(int priority, String msg) { 3767 try { 3768 File fname = getSettingsProblemFile(); 3769 FileOutputStream out = new FileOutputStream(fname, true); 3770 PrintWriter pw = new FastPrintWriter(out); 3771 SimpleDateFormat formatter = new SimpleDateFormat(); 3772 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3773 pw.println(dateString + ": " + msg); 3774 pw.close(); 3775 FileUtils.setPermissions( 3776 fname.toString(), 3777 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3778 -1, -1); 3779 } catch (java.io.IOException e) { 3780 } 3781 Slog.println(priority, TAG, msg); 3782 } 3783 3784 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3785 PackageParser.Package pkg, File srcFile, int parseFlags) { 3786 if (GET_CERTIFICATES) { 3787 if (ps != null 3788 && ps.codePath.equals(srcFile) 3789 && ps.timeStamp == srcFile.lastModified()) { 3790 if (ps.signatures.mSignatures != null 3791 && ps.signatures.mSignatures.length != 0) { 3792 // Optimization: reuse the existing cached certificates 3793 // if the package appears to be unchanged. 3794 pkg.mSignatures = ps.signatures.mSignatures; 3795 return true; 3796 } 3797 3798 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3799 } else { 3800 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3801 } 3802 3803 if (!pp.collectCertificates(pkg, parseFlags)) { 3804 mLastScanError = pp.getParseError(); 3805 return false; 3806 } 3807 } 3808 return true; 3809 } 3810 3811 /* 3812 * Scan a package and return the newly parsed package. 3813 * Returns null in case of errors and the error code is stored in mLastScanError 3814 */ 3815 private PackageParser.Package scanPackageLI(File scanFile, 3816 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3817 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3818 String scanPath = scanFile.getPath(); 3819 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 3820 parseFlags |= mDefParseFlags; 3821 PackageParser pp = new PackageParser(scanPath); 3822 pp.setSeparateProcesses(mSeparateProcesses); 3823 pp.setOnlyCoreApps(mOnlyCore); 3824 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3825 scanPath, mMetrics, parseFlags, (scanMode & SCAN_TRUSTED_OVERLAY) != 0); 3826 3827 if (pkg == null) { 3828 mLastScanError = pp.getParseError(); 3829 return null; 3830 } 3831 3832 PackageSetting ps = null; 3833 PackageSetting updatedPkg; 3834 // reader 3835 synchronized (mPackages) { 3836 // Look to see if we already know about this package. 3837 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3838 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3839 // This package has been renamed to its original name. Let's 3840 // use that. 3841 ps = mSettings.peekPackageLPr(oldName); 3842 } 3843 // If there was no original package, see one for the real package name. 3844 if (ps == null) { 3845 ps = mSettings.peekPackageLPr(pkg.packageName); 3846 } 3847 // Check to see if this package could be hiding/updating a system 3848 // package. Must look for it either under the original or real 3849 // package name depending on our state. 3850 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3851 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 3852 } 3853 boolean updatedPkgBetter = false; 3854 // First check if this is a system package that may involve an update 3855 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3856 if (ps != null && !ps.codePath.equals(scanFile)) { 3857 // The path has changed from what was last scanned... check the 3858 // version of the new path against what we have stored to determine 3859 // what to do. 3860 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 3861 if (pkg.mVersionCode < ps.versionCode) { 3862 // The system package has been updated and the code path does not match 3863 // Ignore entry. Skip it. 3864 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3865 + " ignored: updated version " + ps.versionCode 3866 + " better than this " + pkg.mVersionCode); 3867 if (!updatedPkg.codePath.equals(scanFile)) { 3868 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 3869 + ps.name + " changing from " + updatedPkg.codePathString 3870 + " to " + scanFile); 3871 updatedPkg.codePath = scanFile; 3872 updatedPkg.codePathString = scanFile.toString(); 3873 // This is the point at which we know that the system-disk APK 3874 // for this package has moved during a reboot (e.g. due to an OTA), 3875 // so we need to reevaluate it for privilege policy. 3876 if (locationIsPrivileged(scanFile)) { 3877 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 3878 } 3879 } 3880 updatedPkg.pkg = pkg; 3881 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3882 return null; 3883 } else { 3884 // The current app on the system partion is better than 3885 // what we have updated to on the data partition; switch 3886 // back to the system partition version. 3887 // At this point, its safely assumed that package installation for 3888 // apps in system partition will go through. If not there won't be a working 3889 // version of the app 3890 // writer 3891 synchronized (mPackages) { 3892 // Just remove the loaded entries from package lists. 3893 mPackages.remove(ps.name); 3894 } 3895 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3896 + "reverting from " + ps.codePathString 3897 + ": new version " + pkg.mVersionCode 3898 + " better than installed " + ps.versionCode); 3899 3900 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3901 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3902 synchronized (mInstallLock) { 3903 args.cleanUpResourcesLI(); 3904 } 3905 synchronized (mPackages) { 3906 mSettings.enableSystemPackageLPw(ps.name); 3907 } 3908 updatedPkgBetter = true; 3909 } 3910 } 3911 } 3912 3913 if (updatedPkg != null) { 3914 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3915 // initially 3916 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3917 3918 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 3919 // flag set initially 3920 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 3921 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 3922 } 3923 } 3924 // Verify certificates against what was last scanned 3925 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3926 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3927 return null; 3928 } 3929 3930 /* 3931 * A new system app appeared, but we already had a non-system one of the 3932 * same name installed earlier. 3933 */ 3934 boolean shouldHideSystemApp = false; 3935 if (updatedPkg == null && ps != null 3936 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3937 /* 3938 * Check to make sure the signatures match first. If they don't, 3939 * wipe the installed application and its data. 3940 */ 3941 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3942 != PackageManager.SIGNATURE_MATCH) { 3943 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 3944 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 3945 ps = null; 3946 } else { 3947 /* 3948 * If the newly-added system app is an older version than the 3949 * already installed version, hide it. It will be scanned later 3950 * and re-added like an update. 3951 */ 3952 if (pkg.mVersionCode < ps.versionCode) { 3953 shouldHideSystemApp = true; 3954 } else { 3955 /* 3956 * The newly found system app is a newer version that the 3957 * one previously installed. Simply remove the 3958 * already-installed application and replace it with our own 3959 * while keeping the application data. 3960 */ 3961 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3962 + ps.codePathString + ": new version " + pkg.mVersionCode 3963 + " better than installed " + ps.versionCode); 3964 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3965 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3966 synchronized (mInstallLock) { 3967 args.cleanUpResourcesLI(); 3968 } 3969 } 3970 } 3971 } 3972 3973 // The apk is forward locked (not public) if its code and resources 3974 // are kept in different files. (except for app in either system or 3975 // vendor path). 3976 // TODO grab this value from PackageSettings 3977 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3978 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3979 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3980 } 3981 } 3982 3983 String codePath = null; 3984 String resPath = null; 3985 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 3986 if (ps != null && ps.resourcePathString != null) { 3987 resPath = ps.resourcePathString; 3988 } else { 3989 // Should not happen at all. Just log an error. 3990 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3991 } 3992 } else { 3993 resPath = pkg.mScanPath; 3994 } 3995 3996 codePath = pkg.mScanPath; 3997 // Set application objects path explicitly. 3998 setApplicationInfoPaths(pkg, codePath, resPath); 3999 // Note that we invoke the following method only if we are about to unpack an application 4000 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4001 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4002 4003 /* 4004 * If the system app should be overridden by a previously installed 4005 * data, hide the system app now and let the /data/app scan pick it up 4006 * again. 4007 */ 4008 if (shouldHideSystemApp) { 4009 synchronized (mPackages) { 4010 /* 4011 * We have to grant systems permissions before we hide, because 4012 * grantPermissions will assume the package update is trying to 4013 * expand its permissions. 4014 */ 4015 grantPermissionsLPw(pkg, true); 4016 mSettings.disableSystemPackageLPw(pkg.packageName); 4017 } 4018 } 4019 4020 return scannedPkg; 4021 } 4022 4023 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 4024 String destResPath) { 4025 pkg.mPath = pkg.mScanPath = destCodePath; 4026 pkg.applicationInfo.sourceDir = destCodePath; 4027 pkg.applicationInfo.publicSourceDir = destResPath; 4028 } 4029 4030 private static String fixProcessName(String defProcessName, 4031 String processName, int uid) { 4032 if (processName == null) { 4033 return defProcessName; 4034 } 4035 return processName; 4036 } 4037 4038 private boolean verifySignaturesLP(PackageSetting pkgSetting, 4039 PackageParser.Package pkg) { 4040 if (pkgSetting.signatures.mSignatures != null) { 4041 // Already existing package. Make sure signatures match 4042 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 4043 PackageManager.SIGNATURE_MATCH) { 4044 Slog.e(TAG, "Package " + pkg.packageName 4045 + " signatures do not match the previously installed version; ignoring!"); 4046 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4047 return false; 4048 } 4049 } 4050 // Check for shared user signatures 4051 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4052 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4053 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4054 Slog.e(TAG, "Package " + pkg.packageName 4055 + " has no signatures that match those in shared user " 4056 + pkgSetting.sharedUser.name + "; ignoring!"); 4057 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4058 return false; 4059 } 4060 } 4061 return true; 4062 } 4063 4064 /** 4065 * Enforces that only the system UID or root's UID can call a method exposed 4066 * via Binder. 4067 * 4068 * @param message used as message if SecurityException is thrown 4069 * @throws SecurityException if the caller is not system or root 4070 */ 4071 private static final void enforceSystemOrRoot(String message) { 4072 final int uid = Binder.getCallingUid(); 4073 if (uid != Process.SYSTEM_UID && uid != 0) { 4074 throw new SecurityException(message); 4075 } 4076 } 4077 4078 public void performBootDexOpt() { 4079 HashSet<PackageParser.Package> pkgs = null; 4080 synchronized (mPackages) { 4081 pkgs = mDeferredDexOpt; 4082 mDeferredDexOpt = null; 4083 } 4084 if (pkgs != null) { 4085 int i = 0; 4086 for (PackageParser.Package pkg : pkgs) { 4087 if (!isFirstBoot()) { 4088 i++; 4089 try { 4090 ActivityManagerNative.getDefault().showBootMessage( 4091 mContext.getResources().getString( 4092 com.android.internal.R.string.android_upgrading_apk, 4093 i, pkgs.size()), true); 4094 } catch (RemoteException e) { 4095 } 4096 } 4097 PackageParser.Package p = pkg; 4098 synchronized (mInstallLock) { 4099 if (!p.mDidDexOpt) { 4100 performDexOptLI(p, false, false, true); 4101 } 4102 } 4103 } 4104 } 4105 } 4106 4107 public boolean performDexOpt(String packageName) { 4108 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4109 4110 if (!mNoDexOpt) { 4111 return false; 4112 } 4113 4114 PackageParser.Package p; 4115 synchronized (mPackages) { 4116 p = mPackages.get(packageName); 4117 if (p == null || p.mDidDexOpt) { 4118 return false; 4119 } 4120 } 4121 synchronized (mInstallLock) { 4122 return performDexOptLI(p, false, false, true) == DEX_OPT_PERFORMED; 4123 } 4124 } 4125 4126 private void performDexOptLibsLI(ArrayList<String> libs, boolean forceDex, boolean defer, 4127 HashSet<String> done) { 4128 for (int i=0; i<libs.size(); i++) { 4129 PackageParser.Package libPkg; 4130 String libName; 4131 synchronized (mPackages) { 4132 libName = libs.get(i); 4133 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4134 if (lib != null && lib.apk != null) { 4135 libPkg = mPackages.get(lib.apk); 4136 } else { 4137 libPkg = null; 4138 } 4139 } 4140 if (libPkg != null && !done.contains(libName)) { 4141 performDexOptLI(libPkg, forceDex, defer, done); 4142 } 4143 } 4144 } 4145 4146 static final int DEX_OPT_SKIPPED = 0; 4147 static final int DEX_OPT_PERFORMED = 1; 4148 static final int DEX_OPT_DEFERRED = 2; 4149 static final int DEX_OPT_FAILED = -1; 4150 4151 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4152 HashSet<String> done) { 4153 boolean performed = false; 4154 if (done != null) { 4155 done.add(pkg.packageName); 4156 if (pkg.usesLibraries != null) { 4157 performDexOptLibsLI(pkg.usesLibraries, forceDex, defer, done); 4158 } 4159 if (pkg.usesOptionalLibraries != null) { 4160 performDexOptLibsLI(pkg.usesOptionalLibraries, forceDex, defer, done); 4161 } 4162 } 4163 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 4164 String path = pkg.mScanPath; 4165 int ret = 0; 4166 try { 4167 if (forceDex || dalvik.system.DexFile.isDexOptNeededInternal(path, pkg.packageName, 4168 defer)) { 4169 if (!forceDex && defer) { 4170 if (mDeferredDexOpt == null) { 4171 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4172 } 4173 mDeferredDexOpt.add(pkg); 4174 return DEX_OPT_DEFERRED; 4175 } else { 4176 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4177 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4178 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4179 pkg.packageName); 4180 pkg.mDidDexOpt = true; 4181 performed = true; 4182 } 4183 } 4184 } catch (FileNotFoundException e) { 4185 Slog.w(TAG, "Apk not found for dexopt: " + path); 4186 ret = -1; 4187 } catch (IOException e) { 4188 Slog.w(TAG, "IOException reading apk: " + path, e); 4189 ret = -1; 4190 } catch (dalvik.system.StaleDexCacheError e) { 4191 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4192 ret = -1; 4193 } catch (Exception e) { 4194 Slog.w(TAG, "Exception when doing dexopt : ", e); 4195 ret = -1; 4196 } 4197 if (ret < 0) { 4198 //error from installer 4199 return DEX_OPT_FAILED; 4200 } 4201 } 4202 4203 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4204 } 4205 4206 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4207 boolean inclDependencies) { 4208 HashSet<String> done; 4209 boolean performed = false; 4210 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4211 done = new HashSet<String>(); 4212 done.add(pkg.packageName); 4213 } else { 4214 done = null; 4215 } 4216 return performDexOptLI(pkg, forceDex, defer, done); 4217 } 4218 4219 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4220 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4221 Slog.w(TAG, "Unable to update from " + oldPkg.name 4222 + " to " + newPkg.packageName 4223 + ": old package not in system partition"); 4224 return false; 4225 } else if (mPackages.get(oldPkg.name) != null) { 4226 Slog.w(TAG, "Unable to update from " + oldPkg.name 4227 + " to " + newPkg.packageName 4228 + ": old package still exists"); 4229 return false; 4230 } 4231 return true; 4232 } 4233 4234 File getDataPathForUser(int userId) { 4235 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4236 } 4237 4238 private File getDataPathForPackage(String packageName, int userId) { 4239 /* 4240 * Until we fully support multiple users, return the directory we 4241 * previously would have. The PackageManagerTests will need to be 4242 * revised when this is changed back.. 4243 */ 4244 if (userId == 0) { 4245 return new File(mAppDataDir, packageName); 4246 } else { 4247 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4248 + File.separator + packageName); 4249 } 4250 } 4251 4252 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4253 int[] users = sUserManager.getUserIds(); 4254 int res = mInstaller.install(packageName, uid, uid, seinfo); 4255 if (res < 0) { 4256 return res; 4257 } 4258 for (int user : users) { 4259 if (user != 0) { 4260 res = mInstaller.createUserData(packageName, 4261 UserHandle.getUid(user, uid), user, seinfo); 4262 if (res < 0) { 4263 return res; 4264 } 4265 } 4266 } 4267 return res; 4268 } 4269 4270 private int removeDataDirsLI(String packageName) { 4271 int[] users = sUserManager.getUserIds(); 4272 int res = 0; 4273 for (int user : users) { 4274 int resInner = mInstaller.remove(packageName, user); 4275 if (resInner < 0) { 4276 res = resInner; 4277 } 4278 } 4279 4280 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4281 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4282 if (!nativeLibraryFile.delete()) { 4283 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4284 } 4285 4286 return res; 4287 } 4288 4289 private int addSharedLibraryLPw(final SharedLibraryEntry file, int num, 4290 PackageParser.Package changingLib) { 4291 if (file.path != null) { 4292 mTmpSharedLibraries[num] = file.path; 4293 return num+1; 4294 } 4295 PackageParser.Package p = mPackages.get(file.apk); 4296 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4297 // If we are doing this while in the middle of updating a library apk, 4298 // then we need to make sure to use that new apk for determining the 4299 // dependencies here. (We haven't yet finished committing the new apk 4300 // to the package manager state.) 4301 if (p == null || p.packageName.equals(changingLib.packageName)) { 4302 p = changingLib; 4303 } 4304 } 4305 if (p != null) { 4306 String path = p.mPath; 4307 for (int i=0; i<num; i++) { 4308 if (mTmpSharedLibraries[i].equals(path)) { 4309 return num; 4310 } 4311 } 4312 mTmpSharedLibraries[num] = p.mPath; 4313 return num+1; 4314 } 4315 return num; 4316 } 4317 4318 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4319 PackageParser.Package changingLib) { 4320 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4321 if (mTmpSharedLibraries == null || 4322 mTmpSharedLibraries.length < mSharedLibraries.size()) { 4323 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 4324 } 4325 int num = 0; 4326 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4327 for (int i=0; i<N; i++) { 4328 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4329 if (file == null) { 4330 Slog.e(TAG, "Package " + pkg.packageName 4331 + " requires unavailable shared library " 4332 + pkg.usesLibraries.get(i) + "; failing!"); 4333 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4334 return false; 4335 } 4336 num = addSharedLibraryLPw(file, num, changingLib); 4337 } 4338 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4339 for (int i=0; i<N; i++) { 4340 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4341 if (file == null) { 4342 Slog.w(TAG, "Package " + pkg.packageName 4343 + " desires unavailable shared library " 4344 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4345 } else { 4346 num = addSharedLibraryLPw(file, num, changingLib); 4347 } 4348 } 4349 if (num > 0) { 4350 pkg.usesLibraryFiles = new String[num]; 4351 System.arraycopy(mTmpSharedLibraries, 0, 4352 pkg.usesLibraryFiles, 0, num); 4353 } else { 4354 pkg.usesLibraryFiles = null; 4355 } 4356 } 4357 return true; 4358 } 4359 4360 private static boolean hasString(List<String> list, List<String> which) { 4361 if (list == null) { 4362 return false; 4363 } 4364 for (int i=list.size()-1; i>=0; i--) { 4365 for (int j=which.size()-1; j>=0; j--) { 4366 if (which.get(j).equals(list.get(i))) { 4367 return true; 4368 } 4369 } 4370 } 4371 return false; 4372 } 4373 4374 private void updateAllSharedLibrariesLPw() { 4375 for (PackageParser.Package pkg : mPackages.values()) { 4376 updateSharedLibrariesLPw(pkg, null); 4377 } 4378 } 4379 4380 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4381 PackageParser.Package changingPkg) { 4382 ArrayList<PackageParser.Package> res = null; 4383 for (PackageParser.Package pkg : mPackages.values()) { 4384 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4385 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4386 if (res == null) { 4387 res = new ArrayList<PackageParser.Package>(); 4388 } 4389 res.add(pkg); 4390 updateSharedLibrariesLPw(pkg, changingPkg); 4391 } 4392 } 4393 return res; 4394 } 4395 4396 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4397 int parseFlags, int scanMode, long currentTime, UserHandle user) { 4398 File scanFile = new File(pkg.mScanPath); 4399 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 4400 pkg.applicationInfo.publicSourceDir == null) { 4401 // Bail out. The resource and code paths haven't been set. 4402 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4403 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4404 return null; 4405 } 4406 4407 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4408 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4409 } 4410 4411 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4412 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4413 } 4414 4415 if (mCustomResolverComponentName != null && 4416 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4417 setUpCustomResolverActivity(pkg); 4418 } 4419 4420 if (pkg.packageName.equals("android")) { 4421 synchronized (mPackages) { 4422 if (mAndroidApplication != null) { 4423 Slog.w(TAG, "*************************************************"); 4424 Slog.w(TAG, "Core android package being redefined. Skipping."); 4425 Slog.w(TAG, " file=" + scanFile); 4426 Slog.w(TAG, "*************************************************"); 4427 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4428 return null; 4429 } 4430 4431 // Set up information for our fall-back user intent resolution activity. 4432 mPlatformPackage = pkg; 4433 pkg.mVersionCode = mSdkVersion; 4434 mAndroidApplication = pkg.applicationInfo; 4435 4436 if (!mResolverReplaced) { 4437 mResolveActivity.applicationInfo = mAndroidApplication; 4438 mResolveActivity.name = ResolverActivity.class.getName(); 4439 mResolveActivity.packageName = mAndroidApplication.packageName; 4440 mResolveActivity.processName = "system:ui"; 4441 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4442 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4443 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 4444 mResolveActivity.exported = true; 4445 mResolveActivity.enabled = true; 4446 mResolveInfo.activityInfo = mResolveActivity; 4447 mResolveInfo.priority = 0; 4448 mResolveInfo.preferredOrder = 0; 4449 mResolveInfo.match = 0; 4450 mResolveComponentName = new ComponentName( 4451 mAndroidApplication.packageName, mResolveActivity.name); 4452 } 4453 } 4454 } 4455 4456 if (DEBUG_PACKAGE_SCANNING) { 4457 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4458 Log.d(TAG, "Scanning package " + pkg.packageName); 4459 } 4460 4461 if (mPackages.containsKey(pkg.packageName) 4462 || mSharedLibraries.containsKey(pkg.packageName)) { 4463 Slog.w(TAG, "Application package " + pkg.packageName 4464 + " already installed. Skipping duplicate."); 4465 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4466 return null; 4467 } 4468 4469 // Initialize package source and resource directories 4470 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4471 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4472 4473 SharedUserSetting suid = null; 4474 PackageSetting pkgSetting = null; 4475 4476 if (!isSystemApp(pkg)) { 4477 // Only system apps can use these features. 4478 pkg.mOriginalPackages = null; 4479 pkg.mRealPackage = null; 4480 pkg.mAdoptPermissions = null; 4481 } 4482 4483 // writer 4484 synchronized (mPackages) { 4485 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4486 // Check all shared libraries and map to their actual file path. 4487 // We only do this here for apps not on a system dir, because those 4488 // are the only ones that can fail an install due to this. We 4489 // will take care of the system apps by updating all of their 4490 // library paths after the scan is done. 4491 if (!updateSharedLibrariesLPw(pkg, null)) { 4492 return null; 4493 } 4494 } 4495 4496 if (pkg.mSharedUserId != null) { 4497 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4498 if (suid == null) { 4499 Slog.w(TAG, "Creating application package " + pkg.packageName 4500 + " for shared user failed"); 4501 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4502 return null; 4503 } 4504 if (DEBUG_PACKAGE_SCANNING) { 4505 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4506 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 4507 + "): packages=" + suid.packages); 4508 } 4509 } 4510 4511 // Check if we are renaming from an original package name. 4512 PackageSetting origPackage = null; 4513 String realName = null; 4514 if (pkg.mOriginalPackages != null) { 4515 // This package may need to be renamed to a previously 4516 // installed name. Let's check on that... 4517 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 4518 if (pkg.mOriginalPackages.contains(renamed)) { 4519 // This package had originally been installed as the 4520 // original name, and we have already taken care of 4521 // transitioning to the new one. Just update the new 4522 // one to continue using the old name. 4523 realName = pkg.mRealPackage; 4524 if (!pkg.packageName.equals(renamed)) { 4525 // Callers into this function may have already taken 4526 // care of renaming the package; only do it here if 4527 // it is not already done. 4528 pkg.setPackageName(renamed); 4529 } 4530 4531 } else { 4532 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 4533 if ((origPackage = mSettings.peekPackageLPr( 4534 pkg.mOriginalPackages.get(i))) != null) { 4535 // We do have the package already installed under its 4536 // original name... should we use it? 4537 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 4538 // New package is not compatible with original. 4539 origPackage = null; 4540 continue; 4541 } else if (origPackage.sharedUser != null) { 4542 // Make sure uid is compatible between packages. 4543 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 4544 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 4545 + " to " + pkg.packageName + ": old uid " 4546 + origPackage.sharedUser.name 4547 + " differs from " + pkg.mSharedUserId); 4548 origPackage = null; 4549 continue; 4550 } 4551 } else { 4552 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 4553 + pkg.packageName + " to old name " + origPackage.name); 4554 } 4555 break; 4556 } 4557 } 4558 } 4559 } 4560 4561 if (mTransferedPackages.contains(pkg.packageName)) { 4562 Slog.w(TAG, "Package " + pkg.packageName 4563 + " was transferred to another, but its .apk remains"); 4564 } 4565 4566 // Just create the setting, don't add it yet. For already existing packages 4567 // the PkgSetting exists already and doesn't have to be created. 4568 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 4569 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 4570 pkg.applicationInfo.flags, user, false); 4571 if (pkgSetting == null) { 4572 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 4573 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4574 return null; 4575 } 4576 4577 if (pkgSetting.origPackage != null) { 4578 // If we are first transitioning from an original package, 4579 // fix up the new package's name now. We need to do this after 4580 // looking up the package under its new name, so getPackageLP 4581 // can take care of fiddling things correctly. 4582 pkg.setPackageName(origPackage.name); 4583 4584 // File a report about this. 4585 String msg = "New package " + pkgSetting.realName 4586 + " renamed to replace old package " + pkgSetting.name; 4587 reportSettingsProblem(Log.WARN, msg); 4588 4589 // Make a note of it. 4590 mTransferedPackages.add(origPackage.name); 4591 4592 // No longer need to retain this. 4593 pkgSetting.origPackage = null; 4594 } 4595 4596 if (realName != null) { 4597 // Make a note of it. 4598 mTransferedPackages.add(pkg.packageName); 4599 } 4600 4601 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 4602 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 4603 } 4604 4605 if (mFoundPolicyFile) { 4606 SELinuxMMAC.assignSeinfoValue(pkg); 4607 } 4608 4609 pkg.applicationInfo.uid = pkgSetting.appId; 4610 pkg.mExtras = pkgSetting; 4611 4612 if (!verifySignaturesLP(pkgSetting, pkg)) { 4613 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4614 return null; 4615 } 4616 // The signature has changed, but this package is in the system 4617 // image... let's recover! 4618 pkgSetting.signatures.mSignatures = pkg.mSignatures; 4619 // However... if this package is part of a shared user, but it 4620 // doesn't match the signature of the shared user, let's fail. 4621 // What this means is that you can't change the signatures 4622 // associated with an overall shared user, which doesn't seem all 4623 // that unreasonable. 4624 if (pkgSetting.sharedUser != null) { 4625 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4626 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4627 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 4628 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 4629 return null; 4630 } 4631 } 4632 // File a report about this. 4633 String msg = "System package " + pkg.packageName 4634 + " signature changed; retaining data."; 4635 reportSettingsProblem(Log.WARN, msg); 4636 } 4637 4638 // Verify that this new package doesn't have any content providers 4639 // that conflict with existing packages. Only do this if the 4640 // package isn't already installed, since we don't want to break 4641 // things that are installed. 4642 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 4643 final int N = pkg.providers.size(); 4644 int i; 4645 for (i=0; i<N; i++) { 4646 PackageParser.Provider p = pkg.providers.get(i); 4647 if (p.info.authority != null) { 4648 String names[] = p.info.authority.split(";"); 4649 for (int j = 0; j < names.length; j++) { 4650 if (mProvidersByAuthority.containsKey(names[j])) { 4651 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4652 Slog.w(TAG, "Can't install because provider name " + names[j] + 4653 " (in package " + pkg.applicationInfo.packageName + 4654 ") is already used by " 4655 + ((other != null && other.getComponentName() != null) 4656 ? other.getComponentName().getPackageName() : "?")); 4657 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 4658 return null; 4659 } 4660 } 4661 } 4662 } 4663 } 4664 4665 if (pkg.mAdoptPermissions != null) { 4666 // This package wants to adopt ownership of permissions from 4667 // another package. 4668 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 4669 final String origName = pkg.mAdoptPermissions.get(i); 4670 final PackageSetting orig = mSettings.peekPackageLPr(origName); 4671 if (orig != null) { 4672 if (verifyPackageUpdateLPr(orig, pkg)) { 4673 Slog.i(TAG, "Adopting permissions from " + origName + " to " 4674 + pkg.packageName); 4675 mSettings.transferPermissionsLPw(origName, pkg.packageName); 4676 } 4677 } 4678 } 4679 } 4680 } 4681 4682 final String pkgName = pkg.packageName; 4683 4684 final long scanFileTime = scanFile.lastModified(); 4685 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 4686 pkg.applicationInfo.processName = fixProcessName( 4687 pkg.applicationInfo.packageName, 4688 pkg.applicationInfo.processName, 4689 pkg.applicationInfo.uid); 4690 4691 File dataPath; 4692 if (mPlatformPackage == pkg) { 4693 // The system package is special. 4694 dataPath = new File (Environment.getDataDirectory(), "system"); 4695 pkg.applicationInfo.dataDir = dataPath.getPath(); 4696 } else { 4697 // This is a normal package, need to make its data directory. 4698 dataPath = getDataPathForPackage(pkg.packageName, 0); 4699 4700 boolean uidError = false; 4701 4702 if (dataPath.exists()) { 4703 int currentUid = 0; 4704 try { 4705 StructStat stat = Libcore.os.stat(dataPath.getPath()); 4706 currentUid = stat.st_uid; 4707 } catch (ErrnoException e) { 4708 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 4709 } 4710 4711 // If we have mismatched owners for the data path, we have a problem. 4712 if (currentUid != pkg.applicationInfo.uid) { 4713 boolean recovered = false; 4714 if (currentUid == 0) { 4715 // The directory somehow became owned by root. Wow. 4716 // This is probably because the system was stopped while 4717 // installd was in the middle of messing with its libs 4718 // directory. Ask installd to fix that. 4719 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 4720 pkg.applicationInfo.uid); 4721 if (ret >= 0) { 4722 recovered = true; 4723 String msg = "Package " + pkg.packageName 4724 + " unexpectedly changed to uid 0; recovered to " + 4725 + pkg.applicationInfo.uid; 4726 reportSettingsProblem(Log.WARN, msg); 4727 } 4728 } 4729 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4730 || (scanMode&SCAN_BOOTING) != 0)) { 4731 // If this is a system app, we can at least delete its 4732 // current data so the application will still work. 4733 int ret = removeDataDirsLI(pkgName); 4734 if (ret >= 0) { 4735 // TODO: Kill the processes first 4736 // Old data gone! 4737 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4738 ? "System package " : "Third party package "; 4739 String msg = prefix + pkg.packageName 4740 + " has changed from uid: " 4741 + currentUid + " to " 4742 + pkg.applicationInfo.uid + "; old data erased"; 4743 reportSettingsProblem(Log.WARN, msg); 4744 recovered = true; 4745 4746 // And now re-install the app. 4747 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4748 pkg.applicationInfo.seinfo); 4749 if (ret == -1) { 4750 // Ack should not happen! 4751 msg = prefix + pkg.packageName 4752 + " could not have data directory re-created after delete."; 4753 reportSettingsProblem(Log.WARN, msg); 4754 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4755 return null; 4756 } 4757 } 4758 if (!recovered) { 4759 mHasSystemUidErrors = true; 4760 } 4761 } else if (!recovered) { 4762 // If we allow this install to proceed, we will be broken. 4763 // Abort, abort! 4764 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4765 return null; 4766 } 4767 if (!recovered) { 4768 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4769 + pkg.applicationInfo.uid + "/fs_" 4770 + currentUid; 4771 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4772 String msg = "Package " + pkg.packageName 4773 + " has mismatched uid: " 4774 + currentUid + " on disk, " 4775 + pkg.applicationInfo.uid + " in settings"; 4776 // writer 4777 synchronized (mPackages) { 4778 mSettings.mReadMessages.append(msg); 4779 mSettings.mReadMessages.append('\n'); 4780 uidError = true; 4781 if (!pkgSetting.uidError) { 4782 reportSettingsProblem(Log.ERROR, msg); 4783 } 4784 } 4785 } 4786 } 4787 pkg.applicationInfo.dataDir = dataPath.getPath(); 4788 } else { 4789 if (DEBUG_PACKAGE_SCANNING) { 4790 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4791 Log.v(TAG, "Want this data dir: " + dataPath); 4792 } 4793 //invoke installer to do the actual installation 4794 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4795 pkg.applicationInfo.seinfo); 4796 if (ret < 0) { 4797 // Error from installer 4798 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4799 return null; 4800 } 4801 4802 if (dataPath.exists()) { 4803 pkg.applicationInfo.dataDir = dataPath.getPath(); 4804 } else { 4805 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4806 pkg.applicationInfo.dataDir = null; 4807 } 4808 } 4809 4810 /* 4811 * Set the data dir to the default "/data/data/<package name>/lib" 4812 * if we got here without anyone telling us different (e.g., apps 4813 * stored on SD card have their native libraries stored in the ASEC 4814 * container with the APK). 4815 * 4816 * This happens during an upgrade from a package settings file that 4817 * doesn't have a native library path attribute at all. 4818 */ 4819 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4820 if (pkgSetting.nativeLibraryPathString == null) { 4821 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4822 } else { 4823 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4824 } 4825 } 4826 4827 pkgSetting.uidError = uidError; 4828 } 4829 4830 String path = scanFile.getPath(); 4831 /* Note: We don't want to unpack the native binaries for 4832 * system applications, unless they have been updated 4833 * (the binaries are already under /system/lib). 4834 * Also, don't unpack libs for apps on the external card 4835 * since they should have their libraries in the ASEC 4836 * container already. 4837 * 4838 * In other words, we're going to unpack the binaries 4839 * only for non-system apps and system app upgrades. 4840 */ 4841 if (pkg.applicationInfo.nativeLibraryDir != null) { 4842 try { 4843 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4844 final String dataPathString = dataPath.getCanonicalPath(); 4845 4846 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4847 /* 4848 * Upgrading from a previous version of the OS sometimes 4849 * leaves native libraries in the /data/data/<app>/lib 4850 * directory for system apps even when they shouldn't be. 4851 * Recent changes in the JNI library search path 4852 * necessitates we remove those to match previous behavior. 4853 */ 4854 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4855 Log.i(TAG, "removed obsolete native libraries for system package " 4856 + path); 4857 } 4858 } else { 4859 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4860 /* 4861 * Update native library dir if it starts with 4862 * /data/data 4863 */ 4864 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4865 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4866 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4867 } 4868 4869 try { 4870 if (copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir) != PackageManager.INSTALL_SUCCEEDED) { 4871 Slog.e(TAG, "Unable to copy native libraries"); 4872 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4873 return null; 4874 } 4875 } catch (IOException e) { 4876 Slog.e(TAG, "Unable to copy native libraries", e); 4877 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4878 return null; 4879 } 4880 } 4881 4882 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 4883 final int[] userIds = sUserManager.getUserIds(); 4884 synchronized (mInstallLock) { 4885 for (int userId : userIds) { 4886 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 4887 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 4888 Slog.w(TAG, "Failed linking native library dir (user=" + userId 4889 + ")"); 4890 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4891 return null; 4892 } 4893 } 4894 } 4895 } 4896 } catch (IOException ioe) { 4897 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4898 } 4899 } 4900 pkg.mScanPath = path; 4901 4902 if ((scanMode&SCAN_NO_DEX) == 0) { 4903 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4904 == DEX_OPT_FAILED) { 4905 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4906 removeDataDirsLI(pkg.packageName); 4907 } 4908 4909 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4910 return null; 4911 } 4912 } 4913 4914 if (mFactoryTest && pkg.requestedPermissions.contains( 4915 android.Manifest.permission.FACTORY_TEST)) { 4916 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4917 } 4918 4919 ArrayList<PackageParser.Package> clientLibPkgs = null; 4920 4921 // writer 4922 synchronized (mPackages) { 4923 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 4924 // Only system apps can add new shared libraries. 4925 if (pkg.libraryNames != null) { 4926 for (int i=0; i<pkg.libraryNames.size(); i++) { 4927 String name = pkg.libraryNames.get(i); 4928 boolean allowed = false; 4929 if (isUpdatedSystemApp(pkg)) { 4930 // New library entries can only be added through the 4931 // system image. This is important to get rid of a lot 4932 // of nasty edge cases: for example if we allowed a non- 4933 // system update of the app to add a library, then uninstalling 4934 // the update would make the library go away, and assumptions 4935 // we made such as through app install filtering would now 4936 // have allowed apps on the device which aren't compatible 4937 // with it. Better to just have the restriction here, be 4938 // conservative, and create many fewer cases that can negatively 4939 // impact the user experience. 4940 final PackageSetting sysPs = mSettings 4941 .getDisabledSystemPkgLPr(pkg.packageName); 4942 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 4943 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 4944 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 4945 allowed = true; 4946 allowed = true; 4947 break; 4948 } 4949 } 4950 } 4951 } else { 4952 allowed = true; 4953 } 4954 if (allowed) { 4955 if (!mSharedLibraries.containsKey(name)) { 4956 mSharedLibraries.put(name, new SharedLibraryEntry(null, 4957 pkg.packageName)); 4958 } else if (!name.equals(pkg.packageName)) { 4959 Slog.w(TAG, "Package " + pkg.packageName + " library " 4960 + name + " already exists; skipping"); 4961 } 4962 } else { 4963 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 4964 + name + " that is not declared on system image; skipping"); 4965 } 4966 } 4967 if ((scanMode&SCAN_BOOTING) == 0) { 4968 // If we are not booting, we need to update any applications 4969 // that are clients of our shared library. If we are booting, 4970 // this will all be done once the scan is complete. 4971 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 4972 } 4973 } 4974 } 4975 } 4976 4977 // We also need to dexopt any apps that are dependent on this library. Note that 4978 // if these fail, we should abort the install since installing the library will 4979 // result in some apps being broken. 4980 if (clientLibPkgs != null) { 4981 if ((scanMode&SCAN_NO_DEX) == 0) { 4982 for (int i=0; i<clientLibPkgs.size(); i++) { 4983 PackageParser.Package clientPkg = clientLibPkgs.get(i); 4984 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4985 == DEX_OPT_FAILED) { 4986 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4987 removeDataDirsLI(pkg.packageName); 4988 } 4989 4990 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4991 return null; 4992 } 4993 } 4994 } 4995 } 4996 4997 // Request the ActivityManager to kill the process(only for existing packages) 4998 // so that we do not end up in a confused state while the user is still using the older 4999 // version of the application while the new one gets installed. 5000 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5001 // If the package lives in an asec, tell everyone that the container is going 5002 // away so they can clean up any references to its resources (which would prevent 5003 // vold from being able to unmount the asec) 5004 if (isForwardLocked(pkg) || isExternal(pkg)) { 5005 if (DEBUG_INSTALL) { 5006 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5007 } 5008 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5009 final ArrayList<String> pkgList = new ArrayList<String>(1); 5010 pkgList.add(pkg.applicationInfo.packageName); 5011 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5012 } 5013 5014 // Post the request that it be killed now that the going-away broadcast is en route 5015 killApplication(pkg.applicationInfo.packageName, 5016 pkg.applicationInfo.uid, "update pkg"); 5017 } 5018 5019 // Also need to kill any apps that are dependent on the library. 5020 if (clientLibPkgs != null) { 5021 for (int i=0; i<clientLibPkgs.size(); i++) { 5022 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5023 killApplication(clientPkg.applicationInfo.packageName, 5024 clientPkg.applicationInfo.uid, "update lib"); 5025 } 5026 } 5027 5028 // writer 5029 synchronized (mPackages) { 5030 // We don't expect installation to fail beyond this point, 5031 if ((scanMode&SCAN_MONITOR) != 0) { 5032 mAppDirs.put(pkg.mPath, pkg); 5033 } 5034 // Add the new setting to mSettings 5035 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5036 // Add the new setting to mPackages 5037 mPackages.put(pkg.applicationInfo.packageName, pkg); 5038 // Make sure we don't accidentally delete its data. 5039 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5040 while (iter.hasNext()) { 5041 PackageCleanItem item = iter.next(); 5042 if (pkgName.equals(item.packageName)) { 5043 iter.remove(); 5044 } 5045 } 5046 5047 // Take care of first install / last update times. 5048 if (currentTime != 0) { 5049 if (pkgSetting.firstInstallTime == 0) { 5050 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5051 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5052 pkgSetting.lastUpdateTime = currentTime; 5053 } 5054 } else if (pkgSetting.firstInstallTime == 0) { 5055 // We need *something*. Take time time stamp of the file. 5056 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5057 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5058 if (scanFileTime != pkgSetting.timeStamp) { 5059 // A package on the system image has changed; consider this 5060 // to be an update. 5061 pkgSetting.lastUpdateTime = scanFileTime; 5062 } 5063 } 5064 5065 // Add the package's KeySets to the global KeySetManager 5066 KeySetManager ksm = mSettings.mKeySetManager; 5067 try { 5068 ksm.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5069 if (pkg.mKeySetMapping != null) { 5070 for (Map.Entry<String, Set<PublicKey>> entry : pkg.mKeySetMapping.entrySet()) { 5071 if (entry.getValue() != null) { 5072 ksm.addDefinedKeySetToPackage(pkg.packageName, 5073 entry.getValue(), entry.getKey()); 5074 } 5075 } 5076 } 5077 } catch (NullPointerException e) { 5078 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5079 } catch (IllegalArgumentException e) { 5080 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5081 } 5082 5083 int N = pkg.providers.size(); 5084 StringBuilder r = null; 5085 int i; 5086 for (i=0; i<N; i++) { 5087 PackageParser.Provider p = pkg.providers.get(i); 5088 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5089 p.info.processName, pkg.applicationInfo.uid); 5090 mProviders.addProvider(p); 5091 p.syncable = p.info.isSyncable; 5092 if (p.info.authority != null) { 5093 String names[] = p.info.authority.split(";"); 5094 p.info.authority = null; 5095 for (int j = 0; j < names.length; j++) { 5096 if (j == 1 && p.syncable) { 5097 // We only want the first authority for a provider to possibly be 5098 // syncable, so if we already added this provider using a different 5099 // authority clear the syncable flag. We copy the provider before 5100 // changing it because the mProviders object contains a reference 5101 // to a provider that we don't want to change. 5102 // Only do this for the second authority since the resulting provider 5103 // object can be the same for all future authorities for this provider. 5104 p = new PackageParser.Provider(p); 5105 p.syncable = false; 5106 } 5107 if (!mProvidersByAuthority.containsKey(names[j])) { 5108 mProvidersByAuthority.put(names[j], p); 5109 if (p.info.authority == null) { 5110 p.info.authority = names[j]; 5111 } else { 5112 p.info.authority = p.info.authority + ";" + names[j]; 5113 } 5114 if (DEBUG_PACKAGE_SCANNING) { 5115 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5116 Log.d(TAG, "Registered content provider: " + names[j] 5117 + ", className = " + p.info.name + ", isSyncable = " 5118 + p.info.isSyncable); 5119 } 5120 } else { 5121 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5122 Slog.w(TAG, "Skipping provider name " + names[j] + 5123 " (in package " + pkg.applicationInfo.packageName + 5124 "): name already used by " 5125 + ((other != null && other.getComponentName() != null) 5126 ? other.getComponentName().getPackageName() : "?")); 5127 } 5128 } 5129 } 5130 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5131 if (r == null) { 5132 r = new StringBuilder(256); 5133 } else { 5134 r.append(' '); 5135 } 5136 r.append(p.info.name); 5137 } 5138 } 5139 if (r != null) { 5140 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5141 } 5142 5143 N = pkg.services.size(); 5144 r = null; 5145 for (i=0; i<N; i++) { 5146 PackageParser.Service s = pkg.services.get(i); 5147 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5148 s.info.processName, pkg.applicationInfo.uid); 5149 mServices.addService(s); 5150 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5151 if (r == null) { 5152 r = new StringBuilder(256); 5153 } else { 5154 r.append(' '); 5155 } 5156 r.append(s.info.name); 5157 } 5158 } 5159 if (r != null) { 5160 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5161 } 5162 5163 N = pkg.receivers.size(); 5164 r = null; 5165 for (i=0; i<N; i++) { 5166 PackageParser.Activity a = pkg.receivers.get(i); 5167 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5168 a.info.processName, pkg.applicationInfo.uid); 5169 mReceivers.addActivity(a, "receiver"); 5170 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5171 if (r == null) { 5172 r = new StringBuilder(256); 5173 } else { 5174 r.append(' '); 5175 } 5176 r.append(a.info.name); 5177 } 5178 } 5179 if (r != null) { 5180 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5181 } 5182 5183 N = pkg.activities.size(); 5184 r = null; 5185 for (i=0; i<N; i++) { 5186 PackageParser.Activity a = pkg.activities.get(i); 5187 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5188 a.info.processName, pkg.applicationInfo.uid); 5189 mActivities.addActivity(a, "activity"); 5190 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5191 if (r == null) { 5192 r = new StringBuilder(256); 5193 } else { 5194 r.append(' '); 5195 } 5196 r.append(a.info.name); 5197 } 5198 } 5199 if (r != null) { 5200 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5201 } 5202 5203 N = pkg.permissionGroups.size(); 5204 r = null; 5205 for (i=0; i<N; i++) { 5206 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5207 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5208 if (cur == null) { 5209 mPermissionGroups.put(pg.info.name, pg); 5210 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5211 if (r == null) { 5212 r = new StringBuilder(256); 5213 } else { 5214 r.append(' '); 5215 } 5216 r.append(pg.info.name); 5217 } 5218 } else { 5219 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5220 + pg.info.packageName + " ignored: original from " 5221 + cur.info.packageName); 5222 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5223 if (r == null) { 5224 r = new StringBuilder(256); 5225 } else { 5226 r.append(' '); 5227 } 5228 r.append("DUP:"); 5229 r.append(pg.info.name); 5230 } 5231 } 5232 } 5233 if (r != null) { 5234 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5235 } 5236 5237 N = pkg.permissions.size(); 5238 r = null; 5239 for (i=0; i<N; i++) { 5240 PackageParser.Permission p = pkg.permissions.get(i); 5241 HashMap<String, BasePermission> permissionMap = 5242 p.tree ? mSettings.mPermissionTrees 5243 : mSettings.mPermissions; 5244 p.group = mPermissionGroups.get(p.info.group); 5245 if (p.info.group == null || p.group != null) { 5246 BasePermission bp = permissionMap.get(p.info.name); 5247 if (bp == null) { 5248 bp = new BasePermission(p.info.name, p.info.packageName, 5249 BasePermission.TYPE_NORMAL); 5250 permissionMap.put(p.info.name, bp); 5251 } 5252 if (bp.perm == null) { 5253 if (bp.sourcePackage != null 5254 && !bp.sourcePackage.equals(p.info.packageName)) { 5255 // If this is a permission that was formerly defined by a non-system 5256 // app, but is now defined by a system app (following an upgrade), 5257 // discard the previous declaration and consider the system's to be 5258 // canonical. 5259 if (isSystemApp(p.owner)) { 5260 String msg = "New decl " + p.owner + " of permission " 5261 + p.info.name + " is system"; 5262 reportSettingsProblem(Log.WARN, msg); 5263 bp.sourcePackage = null; 5264 } 5265 } 5266 if (bp.sourcePackage == null 5267 || bp.sourcePackage.equals(p.info.packageName)) { 5268 BasePermission tree = findPermissionTreeLP(p.info.name); 5269 if (tree == null 5270 || tree.sourcePackage.equals(p.info.packageName)) { 5271 bp.packageSetting = pkgSetting; 5272 bp.perm = p; 5273 bp.uid = pkg.applicationInfo.uid; 5274 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5275 if (r == null) { 5276 r = new StringBuilder(256); 5277 } else { 5278 r.append(' '); 5279 } 5280 r.append(p.info.name); 5281 } 5282 } else { 5283 Slog.w(TAG, "Permission " + p.info.name + " from package " 5284 + p.info.packageName + " ignored: base tree " 5285 + tree.name + " is from package " 5286 + tree.sourcePackage); 5287 } 5288 } else { 5289 Slog.w(TAG, "Permission " + p.info.name + " from package " 5290 + p.info.packageName + " ignored: original from " 5291 + bp.sourcePackage); 5292 } 5293 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5294 if (r == null) { 5295 r = new StringBuilder(256); 5296 } else { 5297 r.append(' '); 5298 } 5299 r.append("DUP:"); 5300 r.append(p.info.name); 5301 } 5302 if (bp.perm == p) { 5303 bp.protectionLevel = p.info.protectionLevel; 5304 } 5305 } else { 5306 Slog.w(TAG, "Permission " + p.info.name + " from package " 5307 + p.info.packageName + " ignored: no group " 5308 + p.group); 5309 } 5310 } 5311 if (r != null) { 5312 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5313 } 5314 5315 N = pkg.instrumentation.size(); 5316 r = null; 5317 for (i=0; i<N; i++) { 5318 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5319 a.info.packageName = pkg.applicationInfo.packageName; 5320 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5321 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5322 a.info.dataDir = pkg.applicationInfo.dataDir; 5323 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5324 mInstrumentation.put(a.getComponentName(), a); 5325 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5326 if (r == null) { 5327 r = new StringBuilder(256); 5328 } else { 5329 r.append(' '); 5330 } 5331 r.append(a.info.name); 5332 } 5333 } 5334 if (r != null) { 5335 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5336 } 5337 5338 if (pkg.protectedBroadcasts != null) { 5339 N = pkg.protectedBroadcasts.size(); 5340 for (i=0; i<N; i++) { 5341 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5342 } 5343 } 5344 5345 pkgSetting.setTimeStamp(scanFileTime); 5346 5347 // Create idmap files for pairs of (packages, overlay packages). 5348 // Note: "android", ie framework-res.apk, is handled by native layers. 5349 if (pkg.mOverlayTarget != null) { 5350 // This is an overlay package. 5351 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5352 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5353 mOverlays.put(pkg.mOverlayTarget, 5354 new HashMap<String, PackageParser.Package>()); 5355 } 5356 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5357 map.put(pkg.packageName, pkg); 5358 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5359 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5360 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5361 return null; 5362 } 5363 } 5364 } else if (mOverlays.containsKey(pkg.packageName) && 5365 !pkg.packageName.equals("android")) { 5366 // This is a regular package, with one or more known overlay packages. 5367 createIdmapsForPackageLI(pkg); 5368 } 5369 } 5370 5371 return pkg; 5372 } 5373 5374 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 5375 synchronized (mPackages) { 5376 mResolverReplaced = true; 5377 // Set up information for custom user intent resolution activity. 5378 mResolveActivity.applicationInfo = pkg.applicationInfo; 5379 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 5380 mResolveActivity.packageName = pkg.applicationInfo.packageName; 5381 mResolveActivity.processName = null; 5382 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5383 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 5384 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 5385 mResolveActivity.theme = 0; 5386 mResolveActivity.exported = true; 5387 mResolveActivity.enabled = true; 5388 mResolveInfo.activityInfo = mResolveActivity; 5389 mResolveInfo.priority = 0; 5390 mResolveInfo.preferredOrder = 0; 5391 mResolveInfo.match = 0; 5392 mResolveComponentName = mCustomResolverComponentName; 5393 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 5394 mResolveComponentName); 5395 } 5396 } 5397 5398 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 5399 PackageSetting pkgSetting) { 5400 final String apkLibPath = getApkName(pkgSetting.codePathString); 5401 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 5402 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 5403 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 5404 } 5405 5406 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 5407 throws IOException { 5408 if (!nativeLibraryDir.isDirectory()) { 5409 nativeLibraryDir.delete(); 5410 5411 if (!nativeLibraryDir.mkdir()) { 5412 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 5413 } 5414 5415 try { 5416 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 5417 | S_IXOTH); 5418 } catch (ErrnoException e) { 5419 throw new IOException("Cannot chmod native library directory " 5420 + nativeLibraryDir.getPath(), e); 5421 } 5422 } else if (!SELinux.restorecon(nativeLibraryDir)) { 5423 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 5424 } 5425 5426 /* 5427 * If this is an internal application or our nativeLibraryPath points to 5428 * the app-lib directory, unpack the libraries if necessary. 5429 */ 5430 return NativeLibraryHelper.copyNativeBinariesIfNeededLI(scanFile, nativeLibraryDir); 5431 } 5432 5433 private void killApplication(String pkgName, int appId, String reason) { 5434 // Request the ActivityManager to kill the process(only for existing packages) 5435 // so that we do not end up in a confused state while the user is still using the older 5436 // version of the application while the new one gets installed. 5437 IActivityManager am = ActivityManagerNative.getDefault(); 5438 if (am != null) { 5439 try { 5440 am.killApplicationWithAppId(pkgName, appId, reason); 5441 } catch (RemoteException e) { 5442 } 5443 } 5444 } 5445 5446 void removePackageLI(PackageSetting ps, boolean chatty) { 5447 if (DEBUG_INSTALL) { 5448 if (chatty) 5449 Log.d(TAG, "Removing package " + ps.name); 5450 } 5451 5452 // writer 5453 synchronized (mPackages) { 5454 mPackages.remove(ps.name); 5455 if (ps.codePathString != null) { 5456 mAppDirs.remove(ps.codePathString); 5457 } 5458 5459 final PackageParser.Package pkg = ps.pkg; 5460 if (pkg != null) { 5461 cleanPackageDataStructuresLILPw(pkg, chatty); 5462 } 5463 } 5464 } 5465 5466 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 5467 if (DEBUG_INSTALL) { 5468 if (chatty) 5469 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 5470 } 5471 5472 // writer 5473 synchronized (mPackages) { 5474 mPackages.remove(pkg.applicationInfo.packageName); 5475 if (pkg.mPath != null) { 5476 mAppDirs.remove(pkg.mPath); 5477 } 5478 cleanPackageDataStructuresLILPw(pkg, chatty); 5479 } 5480 } 5481 5482 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 5483 int N = pkg.providers.size(); 5484 StringBuilder r = null; 5485 int i; 5486 for (i=0; i<N; i++) { 5487 PackageParser.Provider p = pkg.providers.get(i); 5488 mProviders.removeProvider(p); 5489 if (p.info.authority == null) { 5490 5491 /* There was another ContentProvider with this authority when 5492 * this app was installed so this authority is null, 5493 * Ignore it as we don't have to unregister the provider. 5494 */ 5495 continue; 5496 } 5497 String names[] = p.info.authority.split(";"); 5498 for (int j = 0; j < names.length; j++) { 5499 if (mProvidersByAuthority.get(names[j]) == p) { 5500 mProvidersByAuthority.remove(names[j]); 5501 if (DEBUG_REMOVE) { 5502 if (chatty) 5503 Log.d(TAG, "Unregistered content provider: " + names[j] 5504 + ", className = " + p.info.name + ", isSyncable = " 5505 + p.info.isSyncable); 5506 } 5507 } 5508 } 5509 if (DEBUG_REMOVE && chatty) { 5510 if (r == null) { 5511 r = new StringBuilder(256); 5512 } else { 5513 r.append(' '); 5514 } 5515 r.append(p.info.name); 5516 } 5517 } 5518 if (r != null) { 5519 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 5520 } 5521 5522 N = pkg.services.size(); 5523 r = null; 5524 for (i=0; i<N; i++) { 5525 PackageParser.Service s = pkg.services.get(i); 5526 mServices.removeService(s); 5527 if (chatty) { 5528 if (r == null) { 5529 r = new StringBuilder(256); 5530 } else { 5531 r.append(' '); 5532 } 5533 r.append(s.info.name); 5534 } 5535 } 5536 if (r != null) { 5537 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 5538 } 5539 5540 N = pkg.receivers.size(); 5541 r = null; 5542 for (i=0; i<N; i++) { 5543 PackageParser.Activity a = pkg.receivers.get(i); 5544 mReceivers.removeActivity(a, "receiver"); 5545 if (DEBUG_REMOVE && chatty) { 5546 if (r == null) { 5547 r = new StringBuilder(256); 5548 } else { 5549 r.append(' '); 5550 } 5551 r.append(a.info.name); 5552 } 5553 } 5554 if (r != null) { 5555 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 5556 } 5557 5558 N = pkg.activities.size(); 5559 r = null; 5560 for (i=0; i<N; i++) { 5561 PackageParser.Activity a = pkg.activities.get(i); 5562 mActivities.removeActivity(a, "activity"); 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, " Activities: " + r); 5574 } 5575 5576 N = pkg.permissions.size(); 5577 r = null; 5578 for (i=0; i<N; i++) { 5579 PackageParser.Permission p = pkg.permissions.get(i); 5580 BasePermission bp = mSettings.mPermissions.get(p.info.name); 5581 if (bp == null) { 5582 bp = mSettings.mPermissionTrees.get(p.info.name); 5583 } 5584 if (bp != null && bp.perm == p) { 5585 bp.perm = null; 5586 if (DEBUG_REMOVE && chatty) { 5587 if (r == null) { 5588 r = new StringBuilder(256); 5589 } else { 5590 r.append(' '); 5591 } 5592 r.append(p.info.name); 5593 } 5594 } 5595 } 5596 if (r != null) { 5597 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 5598 } 5599 5600 N = pkg.instrumentation.size(); 5601 r = null; 5602 for (i=0; i<N; i++) { 5603 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5604 mInstrumentation.remove(a.getComponentName()); 5605 if (DEBUG_REMOVE && chatty) { 5606 if (r == null) { 5607 r = new StringBuilder(256); 5608 } else { 5609 r.append(' '); 5610 } 5611 r.append(a.info.name); 5612 } 5613 } 5614 if (r != null) { 5615 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 5616 } 5617 5618 r = null; 5619 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5620 // Only system apps can hold shared libraries. 5621 if (pkg.libraryNames != null) { 5622 for (i=0; i<pkg.libraryNames.size(); i++) { 5623 String name = pkg.libraryNames.get(i); 5624 SharedLibraryEntry cur = mSharedLibraries.get(name); 5625 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 5626 mSharedLibraries.remove(name); 5627 if (DEBUG_REMOVE && chatty) { 5628 if (r == null) { 5629 r = new StringBuilder(256); 5630 } else { 5631 r.append(' '); 5632 } 5633 r.append(name); 5634 } 5635 } 5636 } 5637 } 5638 } 5639 if (r != null) { 5640 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 5641 } 5642 } 5643 5644 private static final boolean isPackageFilename(String name) { 5645 return name != null && name.endsWith(".apk"); 5646 } 5647 5648 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 5649 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 5650 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 5651 return true; 5652 } 5653 } 5654 return false; 5655 } 5656 5657 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 5658 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 5659 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 5660 5661 private void updatePermissionsLPw(String changingPkg, 5662 PackageParser.Package pkgInfo, int flags) { 5663 // Make sure there are no dangling permission trees. 5664 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 5665 while (it.hasNext()) { 5666 final BasePermission bp = it.next(); 5667 if (bp.packageSetting == null) { 5668 // We may not yet have parsed the package, so just see if 5669 // we still know about its settings. 5670 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5671 } 5672 if (bp.packageSetting == null) { 5673 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 5674 + " from package " + bp.sourcePackage); 5675 it.remove(); 5676 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5677 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5678 Slog.i(TAG, "Removing old permission tree: " + bp.name 5679 + " from package " + bp.sourcePackage); 5680 flags |= UPDATE_PERMISSIONS_ALL; 5681 it.remove(); 5682 } 5683 } 5684 } 5685 5686 // Make sure all dynamic permissions have been assigned to a package, 5687 // and make sure there are no dangling permissions. 5688 it = mSettings.mPermissions.values().iterator(); 5689 while (it.hasNext()) { 5690 final BasePermission bp = it.next(); 5691 if (bp.type == BasePermission.TYPE_DYNAMIC) { 5692 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 5693 + bp.name + " pkg=" + bp.sourcePackage 5694 + " info=" + bp.pendingInfo); 5695 if (bp.packageSetting == null && bp.pendingInfo != null) { 5696 final BasePermission tree = findPermissionTreeLP(bp.name); 5697 if (tree != null && tree.perm != null) { 5698 bp.packageSetting = tree.packageSetting; 5699 bp.perm = new PackageParser.Permission(tree.perm.owner, 5700 new PermissionInfo(bp.pendingInfo)); 5701 bp.perm.info.packageName = tree.perm.info.packageName; 5702 bp.perm.info.name = bp.name; 5703 bp.uid = tree.uid; 5704 } 5705 } 5706 } 5707 if (bp.packageSetting == null) { 5708 // We may not yet have parsed the package, so just see if 5709 // we still know about its settings. 5710 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5711 } 5712 if (bp.packageSetting == null) { 5713 Slog.w(TAG, "Removing dangling permission: " + bp.name 5714 + " from package " + bp.sourcePackage); 5715 it.remove(); 5716 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5717 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5718 Slog.i(TAG, "Removing old permission: " + bp.name 5719 + " from package " + bp.sourcePackage); 5720 flags |= UPDATE_PERMISSIONS_ALL; 5721 it.remove(); 5722 } 5723 } 5724 } 5725 5726 // Now update the permissions for all packages, in particular 5727 // replace the granted permissions of the system packages. 5728 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 5729 for (PackageParser.Package pkg : mPackages.values()) { 5730 if (pkg != pkgInfo) { 5731 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 5732 } 5733 } 5734 } 5735 5736 if (pkgInfo != null) { 5737 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 5738 } 5739 } 5740 5741 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 5742 final PackageSetting ps = (PackageSetting) pkg.mExtras; 5743 if (ps == null) { 5744 return; 5745 } 5746 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 5747 HashSet<String> origPermissions = gp.grantedPermissions; 5748 boolean changedPermission = false; 5749 5750 if (replace) { 5751 ps.permissionsFixed = false; 5752 if (gp == ps) { 5753 origPermissions = new HashSet<String>(gp.grantedPermissions); 5754 gp.grantedPermissions.clear(); 5755 gp.gids = mGlobalGids; 5756 } 5757 } 5758 5759 if (gp.gids == null) { 5760 gp.gids = mGlobalGids; 5761 } 5762 5763 final int N = pkg.requestedPermissions.size(); 5764 for (int i=0; i<N; i++) { 5765 final String name = pkg.requestedPermissions.get(i); 5766 final boolean required = pkg.requestedPermissionsRequired.get(i); 5767 final BasePermission bp = mSettings.mPermissions.get(name); 5768 if (DEBUG_INSTALL) { 5769 if (gp != ps) { 5770 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 5771 } 5772 } 5773 5774 if (bp == null || bp.packageSetting == null) { 5775 Slog.w(TAG, "Unknown permission " + name 5776 + " in package " + pkg.packageName); 5777 continue; 5778 } 5779 5780 final String perm = bp.name; 5781 boolean allowed; 5782 boolean allowedSig = false; 5783 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 5784 if (level == PermissionInfo.PROTECTION_NORMAL 5785 || level == PermissionInfo.PROTECTION_DANGEROUS) { 5786 // We grant a normal or dangerous permission if any of the following 5787 // are true: 5788 // 1) The permission is required 5789 // 2) The permission is optional, but was granted in the past 5790 // 3) The permission is optional, but was requested by an 5791 // app in /system (not /data) 5792 // 5793 // Otherwise, reject the permission. 5794 allowed = (required || origPermissions.contains(perm) 5795 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 5796 } else if (bp.packageSetting == null) { 5797 // This permission is invalid; skip it. 5798 allowed = false; 5799 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 5800 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 5801 if (allowed) { 5802 allowedSig = true; 5803 } 5804 } else { 5805 allowed = false; 5806 } 5807 if (DEBUG_INSTALL) { 5808 if (gp != ps) { 5809 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 5810 } 5811 } 5812 if (allowed) { 5813 if (!isSystemApp(ps) && ps.permissionsFixed) { 5814 // If this is an existing, non-system package, then 5815 // we can't add any new permissions to it. 5816 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 5817 // Except... if this is a permission that was added 5818 // to the platform (note: need to only do this when 5819 // updating the platform). 5820 allowed = isNewPlatformPermissionForPackage(perm, pkg); 5821 } 5822 } 5823 if (allowed) { 5824 if (!gp.grantedPermissions.contains(perm)) { 5825 changedPermission = true; 5826 gp.grantedPermissions.add(perm); 5827 gp.gids = appendInts(gp.gids, bp.gids); 5828 } else if (!ps.haveGids) { 5829 gp.gids = appendInts(gp.gids, bp.gids); 5830 } 5831 } else { 5832 Slog.w(TAG, "Not granting permission " + perm 5833 + " to package " + pkg.packageName 5834 + " because it was previously installed without"); 5835 } 5836 } else { 5837 if (gp.grantedPermissions.remove(perm)) { 5838 changedPermission = true; 5839 gp.gids = removeInts(gp.gids, bp.gids); 5840 Slog.i(TAG, "Un-granting permission " + perm 5841 + " from package " + pkg.packageName 5842 + " (protectionLevel=" + bp.protectionLevel 5843 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5844 + ")"); 5845 } else { 5846 Slog.w(TAG, "Not granting permission " + perm 5847 + " to package " + pkg.packageName 5848 + " (protectionLevel=" + bp.protectionLevel 5849 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5850 + ")"); 5851 } 5852 } 5853 } 5854 5855 if ((changedPermission || replace) && !ps.permissionsFixed && 5856 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 5857 // This is the first that we have heard about this package, so the 5858 // permissions we have now selected are fixed until explicitly 5859 // changed. 5860 ps.permissionsFixed = true; 5861 } 5862 ps.haveGids = true; 5863 } 5864 5865 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 5866 boolean allowed = false; 5867 final int NP = PackageParser.NEW_PERMISSIONS.length; 5868 for (int ip=0; ip<NP; ip++) { 5869 final PackageParser.NewPermissionInfo npi 5870 = PackageParser.NEW_PERMISSIONS[ip]; 5871 if (npi.name.equals(perm) 5872 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 5873 allowed = true; 5874 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 5875 + pkg.packageName); 5876 break; 5877 } 5878 } 5879 return allowed; 5880 } 5881 5882 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 5883 BasePermission bp, HashSet<String> origPermissions) { 5884 boolean allowed; 5885 allowed = (compareSignatures( 5886 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 5887 == PackageManager.SIGNATURE_MATCH) 5888 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 5889 == PackageManager.SIGNATURE_MATCH); 5890 if (!allowed && (bp.protectionLevel 5891 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 5892 if (isSystemApp(pkg)) { 5893 // For updated system applications, a system permission 5894 // is granted only if it had been defined by the original application. 5895 if (isUpdatedSystemApp(pkg)) { 5896 final PackageSetting sysPs = mSettings 5897 .getDisabledSystemPkgLPr(pkg.packageName); 5898 final GrantedPermissions origGp = sysPs.sharedUser != null 5899 ? sysPs.sharedUser : sysPs; 5900 5901 if (origGp.grantedPermissions.contains(perm)) { 5902 // If the original was granted this permission, we take 5903 // that grant decision as read and propagate it to the 5904 // update. 5905 allowed = true; 5906 } else { 5907 // The system apk may have been updated with an older 5908 // version of the one on the data partition, but which 5909 // granted a new system permission that it didn't have 5910 // before. In this case we do want to allow the app to 5911 // now get the new permission if the ancestral apk is 5912 // privileged to get it. 5913 if (sysPs.pkg != null && sysPs.isPrivileged()) { 5914 for (int j=0; 5915 j<sysPs.pkg.requestedPermissions.size(); j++) { 5916 if (perm.equals( 5917 sysPs.pkg.requestedPermissions.get(j))) { 5918 allowed = true; 5919 break; 5920 } 5921 } 5922 } 5923 } 5924 } else { 5925 allowed = isPrivilegedApp(pkg); 5926 } 5927 } 5928 } 5929 if (!allowed && (bp.protectionLevel 5930 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 5931 // For development permissions, a development permission 5932 // is granted only if it was already granted. 5933 allowed = origPermissions.contains(perm); 5934 } 5935 return allowed; 5936 } 5937 5938 final class ActivityIntentResolver 5939 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 5940 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5941 boolean defaultOnly, int userId) { 5942 if (!sUserManager.exists(userId)) return null; 5943 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5944 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5945 } 5946 5947 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5948 int userId) { 5949 if (!sUserManager.exists(userId)) return null; 5950 mFlags = flags; 5951 return super.queryIntent(intent, resolvedType, 5952 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5953 } 5954 5955 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5956 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 5957 if (!sUserManager.exists(userId)) return null; 5958 if (packageActivities == null) { 5959 return null; 5960 } 5961 mFlags = flags; 5962 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5963 final int N = packageActivities.size(); 5964 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 5965 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 5966 5967 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 5968 for (int i = 0; i < N; ++i) { 5969 intentFilters = packageActivities.get(i).intents; 5970 if (intentFilters != null && intentFilters.size() > 0) { 5971 PackageParser.ActivityIntentInfo[] array = 5972 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 5973 intentFilters.toArray(array); 5974 listCut.add(array); 5975 } 5976 } 5977 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5978 } 5979 5980 public final void addActivity(PackageParser.Activity a, String type) { 5981 final boolean systemApp = isSystemApp(a.info.applicationInfo); 5982 mActivities.put(a.getComponentName(), a); 5983 if (DEBUG_SHOW_INFO) 5984 Log.v( 5985 TAG, " " + type + " " + 5986 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 5987 if (DEBUG_SHOW_INFO) 5988 Log.v(TAG, " Class=" + a.info.name); 5989 final int NI = a.intents.size(); 5990 for (int j=0; j<NI; j++) { 5991 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5992 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 5993 intent.setPriority(0); 5994 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 5995 + a.className + " with priority > 0, forcing to 0"); 5996 } 5997 if (DEBUG_SHOW_INFO) { 5998 Log.v(TAG, " IntentFilter:"); 5999 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6000 } 6001 if (!intent.debugCheck()) { 6002 Log.w(TAG, "==> For Activity " + a.info.name); 6003 } 6004 addFilter(intent); 6005 } 6006 } 6007 6008 public final void removeActivity(PackageParser.Activity a, String type) { 6009 mActivities.remove(a.getComponentName()); 6010 if (DEBUG_SHOW_INFO) { 6011 Log.v(TAG, " " + type + " " 6012 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6013 : a.info.name) + ":"); 6014 Log.v(TAG, " Class=" + a.info.name); 6015 } 6016 final int NI = a.intents.size(); 6017 for (int j=0; j<NI; j++) { 6018 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6019 if (DEBUG_SHOW_INFO) { 6020 Log.v(TAG, " IntentFilter:"); 6021 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6022 } 6023 removeFilter(intent); 6024 } 6025 } 6026 6027 @Override 6028 protected boolean allowFilterResult( 6029 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6030 ActivityInfo filterAi = filter.activity.info; 6031 for (int i=dest.size()-1; i>=0; i--) { 6032 ActivityInfo destAi = dest.get(i).activityInfo; 6033 if (destAi.name == filterAi.name 6034 && destAi.packageName == filterAi.packageName) { 6035 return false; 6036 } 6037 } 6038 return true; 6039 } 6040 6041 @Override 6042 protected ActivityIntentInfo[] newArray(int size) { 6043 return new ActivityIntentInfo[size]; 6044 } 6045 6046 @Override 6047 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6048 if (!sUserManager.exists(userId)) return true; 6049 PackageParser.Package p = filter.activity.owner; 6050 if (p != null) { 6051 PackageSetting ps = (PackageSetting)p.mExtras; 6052 if (ps != null) { 6053 // System apps are never considered stopped for purposes of 6054 // filtering, because there may be no way for the user to 6055 // actually re-launch them. 6056 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6057 && ps.getStopped(userId); 6058 } 6059 } 6060 return false; 6061 } 6062 6063 @Override 6064 protected boolean isPackageForFilter(String packageName, 6065 PackageParser.ActivityIntentInfo info) { 6066 return packageName.equals(info.activity.owner.packageName); 6067 } 6068 6069 @Override 6070 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6071 int match, int userId) { 6072 if (!sUserManager.exists(userId)) return null; 6073 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6074 return null; 6075 } 6076 final PackageParser.Activity activity = info.activity; 6077 if (mSafeMode && (activity.info.applicationInfo.flags 6078 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6079 return null; 6080 } 6081 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 6082 if (ps == null) { 6083 return null; 6084 } 6085 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 6086 ps.readUserState(userId), userId); 6087 if (ai == null) { 6088 return null; 6089 } 6090 final ResolveInfo res = new ResolveInfo(); 6091 res.activityInfo = ai; 6092 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6093 res.filter = info; 6094 } 6095 res.priority = info.getPriority(); 6096 res.preferredOrder = activity.owner.mPreferredOrder; 6097 //System.out.println("Result: " + res.activityInfo.className + 6098 // " = " + res.priority); 6099 res.match = match; 6100 res.isDefault = info.hasDefault; 6101 res.labelRes = info.labelRes; 6102 res.nonLocalizedLabel = info.nonLocalizedLabel; 6103 res.icon = info.icon; 6104 res.system = isSystemApp(res.activityInfo.applicationInfo); 6105 return res; 6106 } 6107 6108 @Override 6109 protected void sortResults(List<ResolveInfo> results) { 6110 Collections.sort(results, mResolvePrioritySorter); 6111 } 6112 6113 @Override 6114 protected void dumpFilter(PrintWriter out, String prefix, 6115 PackageParser.ActivityIntentInfo filter) { 6116 out.print(prefix); out.print( 6117 Integer.toHexString(System.identityHashCode(filter.activity))); 6118 out.print(' '); 6119 filter.activity.printComponentShortName(out); 6120 out.print(" filter "); 6121 out.println(Integer.toHexString(System.identityHashCode(filter))); 6122 } 6123 6124// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6125// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6126// final List<ResolveInfo> retList = Lists.newArrayList(); 6127// while (i.hasNext()) { 6128// final ResolveInfo resolveInfo = i.next(); 6129// if (isEnabledLP(resolveInfo.activityInfo)) { 6130// retList.add(resolveInfo); 6131// } 6132// } 6133// return retList; 6134// } 6135 6136 // Keys are String (activity class name), values are Activity. 6137 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6138 = new HashMap<ComponentName, PackageParser.Activity>(); 6139 private int mFlags; 6140 } 6141 6142 private final class ServiceIntentResolver 6143 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6144 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6145 boolean defaultOnly, int userId) { 6146 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6147 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6148 } 6149 6150 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6151 int userId) { 6152 if (!sUserManager.exists(userId)) return null; 6153 mFlags = flags; 6154 return super.queryIntent(intent, resolvedType, 6155 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6156 } 6157 6158 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6159 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6160 if (!sUserManager.exists(userId)) return null; 6161 if (packageServices == null) { 6162 return null; 6163 } 6164 mFlags = flags; 6165 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6166 final int N = packageServices.size(); 6167 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6168 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6169 6170 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6171 for (int i = 0; i < N; ++i) { 6172 intentFilters = packageServices.get(i).intents; 6173 if (intentFilters != null && intentFilters.size() > 0) { 6174 PackageParser.ServiceIntentInfo[] array = 6175 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6176 intentFilters.toArray(array); 6177 listCut.add(array); 6178 } 6179 } 6180 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6181 } 6182 6183 public final void addService(PackageParser.Service s) { 6184 mServices.put(s.getComponentName(), s); 6185 if (DEBUG_SHOW_INFO) { 6186 Log.v(TAG, " " 6187 + (s.info.nonLocalizedLabel != null 6188 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6189 Log.v(TAG, " Class=" + s.info.name); 6190 } 6191 final int NI = s.intents.size(); 6192 int j; 6193 for (j=0; j<NI; j++) { 6194 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6195 if (DEBUG_SHOW_INFO) { 6196 Log.v(TAG, " IntentFilter:"); 6197 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6198 } 6199 if (!intent.debugCheck()) { 6200 Log.w(TAG, "==> For Service " + s.info.name); 6201 } 6202 addFilter(intent); 6203 } 6204 } 6205 6206 public final void removeService(PackageParser.Service s) { 6207 mServices.remove(s.getComponentName()); 6208 if (DEBUG_SHOW_INFO) { 6209 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 6210 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6211 Log.v(TAG, " Class=" + s.info.name); 6212 } 6213 final int NI = s.intents.size(); 6214 int j; 6215 for (j=0; j<NI; j++) { 6216 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6217 if (DEBUG_SHOW_INFO) { 6218 Log.v(TAG, " IntentFilter:"); 6219 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6220 } 6221 removeFilter(intent); 6222 } 6223 } 6224 6225 @Override 6226 protected boolean allowFilterResult( 6227 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 6228 ServiceInfo filterSi = filter.service.info; 6229 for (int i=dest.size()-1; i>=0; i--) { 6230 ServiceInfo destAi = dest.get(i).serviceInfo; 6231 if (destAi.name == filterSi.name 6232 && destAi.packageName == filterSi.packageName) { 6233 return false; 6234 } 6235 } 6236 return true; 6237 } 6238 6239 @Override 6240 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 6241 return new PackageParser.ServiceIntentInfo[size]; 6242 } 6243 6244 @Override 6245 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 6246 if (!sUserManager.exists(userId)) return true; 6247 PackageParser.Package p = filter.service.owner; 6248 if (p != null) { 6249 PackageSetting ps = (PackageSetting)p.mExtras; 6250 if (ps != null) { 6251 // System apps are never considered stopped for purposes of 6252 // filtering, because there may be no way for the user to 6253 // actually re-launch them. 6254 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6255 && ps.getStopped(userId); 6256 } 6257 } 6258 return false; 6259 } 6260 6261 @Override 6262 protected boolean isPackageForFilter(String packageName, 6263 PackageParser.ServiceIntentInfo info) { 6264 return packageName.equals(info.service.owner.packageName); 6265 } 6266 6267 @Override 6268 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 6269 int match, int userId) { 6270 if (!sUserManager.exists(userId)) return null; 6271 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 6272 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 6273 return null; 6274 } 6275 final PackageParser.Service service = info.service; 6276 if (mSafeMode && (service.info.applicationInfo.flags 6277 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6278 return null; 6279 } 6280 PackageSetting ps = (PackageSetting) service.owner.mExtras; 6281 if (ps == null) { 6282 return null; 6283 } 6284 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 6285 ps.readUserState(userId), userId); 6286 if (si == null) { 6287 return null; 6288 } 6289 final ResolveInfo res = new ResolveInfo(); 6290 res.serviceInfo = si; 6291 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6292 res.filter = filter; 6293 } 6294 res.priority = info.getPriority(); 6295 res.preferredOrder = service.owner.mPreferredOrder; 6296 //System.out.println("Result: " + res.activityInfo.className + 6297 // " = " + res.priority); 6298 res.match = match; 6299 res.isDefault = info.hasDefault; 6300 res.labelRes = info.labelRes; 6301 res.nonLocalizedLabel = info.nonLocalizedLabel; 6302 res.icon = info.icon; 6303 res.system = isSystemApp(res.serviceInfo.applicationInfo); 6304 return res; 6305 } 6306 6307 @Override 6308 protected void sortResults(List<ResolveInfo> results) { 6309 Collections.sort(results, mResolvePrioritySorter); 6310 } 6311 6312 @Override 6313 protected void dumpFilter(PrintWriter out, String prefix, 6314 PackageParser.ServiceIntentInfo filter) { 6315 out.print(prefix); out.print( 6316 Integer.toHexString(System.identityHashCode(filter.service))); 6317 out.print(' '); 6318 filter.service.printComponentShortName(out); 6319 out.print(" filter "); 6320 out.println(Integer.toHexString(System.identityHashCode(filter))); 6321 } 6322 6323// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6324// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6325// final List<ResolveInfo> retList = Lists.newArrayList(); 6326// while (i.hasNext()) { 6327// final ResolveInfo resolveInfo = (ResolveInfo) i; 6328// if (isEnabledLP(resolveInfo.serviceInfo)) { 6329// retList.add(resolveInfo); 6330// } 6331// } 6332// return retList; 6333// } 6334 6335 // Keys are String (activity class name), values are Activity. 6336 private final HashMap<ComponentName, PackageParser.Service> mServices 6337 = new HashMap<ComponentName, PackageParser.Service>(); 6338 private int mFlags; 6339 }; 6340 6341 private final class ProviderIntentResolver 6342 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 6343 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6344 boolean defaultOnly, int userId) { 6345 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6346 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6347 } 6348 6349 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6350 int userId) { 6351 if (!sUserManager.exists(userId)) 6352 return null; 6353 mFlags = flags; 6354 return super.queryIntent(intent, resolvedType, 6355 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6356 } 6357 6358 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6359 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 6360 if (!sUserManager.exists(userId)) 6361 return null; 6362 if (packageProviders == null) { 6363 return null; 6364 } 6365 mFlags = flags; 6366 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 6367 final int N = packageProviders.size(); 6368 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 6369 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 6370 6371 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 6372 for (int i = 0; i < N; ++i) { 6373 intentFilters = packageProviders.get(i).intents; 6374 if (intentFilters != null && intentFilters.size() > 0) { 6375 PackageParser.ProviderIntentInfo[] array = 6376 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 6377 intentFilters.toArray(array); 6378 listCut.add(array); 6379 } 6380 } 6381 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6382 } 6383 6384 public final void addProvider(PackageParser.Provider p) { 6385 if (mProviders.containsKey(p.getComponentName())) { 6386 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 6387 return; 6388 } 6389 6390 mProviders.put(p.getComponentName(), p); 6391 if (DEBUG_SHOW_INFO) { 6392 Log.v(TAG, " " 6393 + (p.info.nonLocalizedLabel != null 6394 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6395 Log.v(TAG, " Class=" + p.info.name); 6396 } 6397 final int NI = p.intents.size(); 6398 int j; 6399 for (j = 0; j < NI; j++) { 6400 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6401 if (DEBUG_SHOW_INFO) { 6402 Log.v(TAG, " IntentFilter:"); 6403 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6404 } 6405 if (!intent.debugCheck()) { 6406 Log.w(TAG, "==> For Provider " + p.info.name); 6407 } 6408 addFilter(intent); 6409 } 6410 } 6411 6412 public final void removeProvider(PackageParser.Provider p) { 6413 mProviders.remove(p.getComponentName()); 6414 if (DEBUG_SHOW_INFO) { 6415 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 6416 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6417 Log.v(TAG, " Class=" + p.info.name); 6418 } 6419 final int NI = p.intents.size(); 6420 int j; 6421 for (j = 0; j < NI; j++) { 6422 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6423 if (DEBUG_SHOW_INFO) { 6424 Log.v(TAG, " IntentFilter:"); 6425 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6426 } 6427 removeFilter(intent); 6428 } 6429 } 6430 6431 @Override 6432 protected boolean allowFilterResult( 6433 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 6434 ProviderInfo filterPi = filter.provider.info; 6435 for (int i = dest.size() - 1; i >= 0; i--) { 6436 ProviderInfo destPi = dest.get(i).providerInfo; 6437 if (destPi.name == filterPi.name 6438 && destPi.packageName == filterPi.packageName) { 6439 return false; 6440 } 6441 } 6442 return true; 6443 } 6444 6445 @Override 6446 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 6447 return new PackageParser.ProviderIntentInfo[size]; 6448 } 6449 6450 @Override 6451 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 6452 if (!sUserManager.exists(userId)) 6453 return true; 6454 PackageParser.Package p = filter.provider.owner; 6455 if (p != null) { 6456 PackageSetting ps = (PackageSetting) p.mExtras; 6457 if (ps != null) { 6458 // System apps are never considered stopped for purposes of 6459 // filtering, because there may be no way for the user to 6460 // actually re-launch them. 6461 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6462 && ps.getStopped(userId); 6463 } 6464 } 6465 return false; 6466 } 6467 6468 @Override 6469 protected boolean isPackageForFilter(String packageName, 6470 PackageParser.ProviderIntentInfo info) { 6471 return packageName.equals(info.provider.owner.packageName); 6472 } 6473 6474 @Override 6475 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 6476 int match, int userId) { 6477 if (!sUserManager.exists(userId)) 6478 return null; 6479 final PackageParser.ProviderIntentInfo info = filter; 6480 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 6481 return null; 6482 } 6483 final PackageParser.Provider provider = info.provider; 6484 if (mSafeMode && (provider.info.applicationInfo.flags 6485 & ApplicationInfo.FLAG_SYSTEM) == 0) { 6486 return null; 6487 } 6488 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 6489 if (ps == null) { 6490 return null; 6491 } 6492 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 6493 ps.readUserState(userId), userId); 6494 if (pi == null) { 6495 return null; 6496 } 6497 final ResolveInfo res = new ResolveInfo(); 6498 res.providerInfo = pi; 6499 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 6500 res.filter = filter; 6501 } 6502 res.priority = info.getPriority(); 6503 res.preferredOrder = provider.owner.mPreferredOrder; 6504 res.match = match; 6505 res.isDefault = info.hasDefault; 6506 res.labelRes = info.labelRes; 6507 res.nonLocalizedLabel = info.nonLocalizedLabel; 6508 res.icon = info.icon; 6509 res.system = isSystemApp(res.providerInfo.applicationInfo); 6510 return res; 6511 } 6512 6513 @Override 6514 protected void sortResults(List<ResolveInfo> results) { 6515 Collections.sort(results, mResolvePrioritySorter); 6516 } 6517 6518 @Override 6519 protected void dumpFilter(PrintWriter out, String prefix, 6520 PackageParser.ProviderIntentInfo filter) { 6521 out.print(prefix); 6522 out.print( 6523 Integer.toHexString(System.identityHashCode(filter.provider))); 6524 out.print(' '); 6525 filter.provider.printComponentShortName(out); 6526 out.print(" filter "); 6527 out.println(Integer.toHexString(System.identityHashCode(filter))); 6528 } 6529 6530 private final HashMap<ComponentName, PackageParser.Provider> mProviders 6531 = new HashMap<ComponentName, PackageParser.Provider>(); 6532 private int mFlags; 6533 }; 6534 6535 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 6536 new Comparator<ResolveInfo>() { 6537 public int compare(ResolveInfo r1, ResolveInfo r2) { 6538 int v1 = r1.priority; 6539 int v2 = r2.priority; 6540 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 6541 if (v1 != v2) { 6542 return (v1 > v2) ? -1 : 1; 6543 } 6544 v1 = r1.preferredOrder; 6545 v2 = r2.preferredOrder; 6546 if (v1 != v2) { 6547 return (v1 > v2) ? -1 : 1; 6548 } 6549 if (r1.isDefault != r2.isDefault) { 6550 return r1.isDefault ? -1 : 1; 6551 } 6552 v1 = r1.match; 6553 v2 = r2.match; 6554 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 6555 if (v1 != v2) { 6556 return (v1 > v2) ? -1 : 1; 6557 } 6558 if (r1.system != r2.system) { 6559 return r1.system ? -1 : 1; 6560 } 6561 return 0; 6562 } 6563 }; 6564 6565 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 6566 new Comparator<ProviderInfo>() { 6567 public int compare(ProviderInfo p1, ProviderInfo p2) { 6568 final int v1 = p1.initOrder; 6569 final int v2 = p2.initOrder; 6570 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 6571 } 6572 }; 6573 6574 static final void sendPackageBroadcast(String action, String pkg, 6575 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 6576 int[] userIds) { 6577 IActivityManager am = ActivityManagerNative.getDefault(); 6578 if (am != null) { 6579 try { 6580 if (userIds == null) { 6581 userIds = am.getRunningUserIds(); 6582 } 6583 for (int id : userIds) { 6584 final Intent intent = new Intent(action, 6585 pkg != null ? Uri.fromParts("package", pkg, null) : null); 6586 if (extras != null) { 6587 intent.putExtras(extras); 6588 } 6589 if (targetPkg != null) { 6590 intent.setPackage(targetPkg); 6591 } 6592 // Modify the UID when posting to other users 6593 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 6594 if (uid > 0 && UserHandle.getUserId(uid) != id) { 6595 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 6596 intent.putExtra(Intent.EXTRA_UID, uid); 6597 } 6598 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 6599 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 6600 if (DEBUG_BROADCASTS) { 6601 RuntimeException here = new RuntimeException("here"); 6602 here.fillInStackTrace(); 6603 Slog.d(TAG, "Sending to user " + id + ": " 6604 + intent.toShortString(false, true, false, false) 6605 + " " + intent.getExtras(), here); 6606 } 6607 am.broadcastIntent(null, intent, null, finishedReceiver, 6608 0, null, null, null, android.app.AppOpsManager.OP_NONE, 6609 finishedReceiver != null, false, id); 6610 } 6611 } catch (RemoteException ex) { 6612 } 6613 } 6614 } 6615 6616 /** 6617 * Check if the external storage media is available. This is true if there 6618 * is a mounted external storage medium or if the external storage is 6619 * emulated. 6620 */ 6621 private boolean isExternalMediaAvailable() { 6622 return mMediaMounted || Environment.isExternalStorageEmulated(); 6623 } 6624 6625 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 6626 // writer 6627 synchronized (mPackages) { 6628 if (!isExternalMediaAvailable()) { 6629 // If the external storage is no longer mounted at this point, 6630 // the caller may not have been able to delete all of this 6631 // packages files and can not delete any more. Bail. 6632 return null; 6633 } 6634 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 6635 if (lastPackage != null) { 6636 pkgs.remove(lastPackage); 6637 } 6638 if (pkgs.size() > 0) { 6639 return pkgs.get(0); 6640 } 6641 } 6642 return null; 6643 } 6644 6645 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 6646 if (false) { 6647 RuntimeException here = new RuntimeException("here"); 6648 here.fillInStackTrace(); 6649 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 6650 + " andCode=" + andCode, here); 6651 } 6652 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 6653 userId, andCode ? 1 : 0, packageName)); 6654 } 6655 6656 void startCleaningPackages() { 6657 // reader 6658 synchronized (mPackages) { 6659 if (!isExternalMediaAvailable()) { 6660 return; 6661 } 6662 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 6663 return; 6664 } 6665 } 6666 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 6667 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 6668 IActivityManager am = ActivityManagerNative.getDefault(); 6669 if (am != null) { 6670 try { 6671 am.startService(null, intent, null, UserHandle.USER_OWNER); 6672 } catch (RemoteException e) { 6673 } 6674 } 6675 } 6676 6677 private final class AppDirObserver extends FileObserver { 6678 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 6679 super(path, mask); 6680 mRootDir = path; 6681 mIsRom = isrom; 6682 mIsPrivileged = isPrivileged; 6683 } 6684 6685 public void onEvent(int event, String path) { 6686 String removedPackage = null; 6687 int removedAppId = -1; 6688 int[] removedUsers = null; 6689 String addedPackage = null; 6690 int addedAppId = -1; 6691 int[] addedUsers = null; 6692 6693 // TODO post a message to the handler to obtain serial ordering 6694 synchronized (mInstallLock) { 6695 String fullPathStr = null; 6696 File fullPath = null; 6697 if (path != null) { 6698 fullPath = new File(mRootDir, path); 6699 fullPathStr = fullPath.getPath(); 6700 } 6701 6702 if (DEBUG_APP_DIR_OBSERVER) 6703 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 6704 6705 if (!isPackageFilename(path)) { 6706 if (DEBUG_APP_DIR_OBSERVER) 6707 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 6708 return; 6709 } 6710 6711 // Ignore packages that are being installed or 6712 // have just been installed. 6713 if (ignoreCodePath(fullPathStr)) { 6714 return; 6715 } 6716 PackageParser.Package p = null; 6717 PackageSetting ps = null; 6718 // reader 6719 synchronized (mPackages) { 6720 p = mAppDirs.get(fullPathStr); 6721 if (p != null) { 6722 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 6723 if (ps != null) { 6724 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 6725 } else { 6726 removedUsers = sUserManager.getUserIds(); 6727 } 6728 } 6729 addedUsers = sUserManager.getUserIds(); 6730 } 6731 if ((event&REMOVE_EVENTS) != 0) { 6732 if (ps != null) { 6733 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 6734 removePackageLI(ps, true); 6735 removedPackage = ps.name; 6736 removedAppId = ps.appId; 6737 } 6738 } 6739 6740 if ((event&ADD_EVENTS) != 0) { 6741 if (p == null) { 6742 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 6743 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 6744 if (mIsRom) { 6745 flags |= PackageParser.PARSE_IS_SYSTEM 6746 | PackageParser.PARSE_IS_SYSTEM_DIR; 6747 if (mIsPrivileged) { 6748 flags |= PackageParser.PARSE_IS_PRIVILEGED; 6749 } 6750 } 6751 p = scanPackageLI(fullPath, flags, 6752 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 6753 System.currentTimeMillis(), UserHandle.ALL); 6754 if (p != null) { 6755 /* 6756 * TODO this seems dangerous as the package may have 6757 * changed since we last acquired the mPackages 6758 * lock. 6759 */ 6760 // writer 6761 synchronized (mPackages) { 6762 updatePermissionsLPw(p.packageName, p, 6763 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 6764 } 6765 addedPackage = p.applicationInfo.packageName; 6766 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 6767 } 6768 } 6769 } 6770 6771 // reader 6772 synchronized (mPackages) { 6773 mSettings.writeLPr(); 6774 } 6775 } 6776 6777 if (removedPackage != null) { 6778 Bundle extras = new Bundle(1); 6779 extras.putInt(Intent.EXTRA_UID, removedAppId); 6780 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 6781 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 6782 extras, null, null, removedUsers); 6783 } 6784 if (addedPackage != null) { 6785 Bundle extras = new Bundle(1); 6786 extras.putInt(Intent.EXTRA_UID, addedAppId); 6787 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 6788 extras, null, null, addedUsers); 6789 } 6790 } 6791 6792 private final String mRootDir; 6793 private final boolean mIsRom; 6794 private final boolean mIsPrivileged; 6795 } 6796 6797 /* 6798 * The old-style observer methods all just trampoline to the newer signature with 6799 * expanded install observer API. The older API continues to work but does not 6800 * supply the additional details of the Observer2 API. 6801 */ 6802 6803 /* Called when a downloaded package installation has been confirmed by the user */ 6804 public void installPackage( 6805 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 6806 installPackageEtc(packageURI, observer, null, flags, null); 6807 } 6808 6809 /* Called when a downloaded package installation has been confirmed by the user */ 6810 public void installPackage( 6811 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 6812 final String installerPackageName) { 6813 installPackageWithVerificationEtc(packageURI, observer, null, flags, 6814 installerPackageName, null, null, null); 6815 } 6816 6817 @Override 6818 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 6819 int flags, String installerPackageName, Uri verificationURI, 6820 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6821 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6822 VerificationParams.NO_UID, manifestDigest); 6823 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6824 installerPackageName, verificationParams, encryptionParams); 6825 } 6826 6827 public void installPackageWithVerificationAndEncryption(Uri packageURI, 6828 IPackageInstallObserver observer, int flags, String installerPackageName, 6829 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6830 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6831 installerPackageName, verificationParams, encryptionParams); 6832 } 6833 6834 /* 6835 * And here are the "live" versions that take both observer arguments 6836 */ 6837 public void installPackageEtc( 6838 final Uri packageURI, final IPackageInstallObserver observer, 6839 IPackageInstallObserver2 observer2, final int flags) { 6840 installPackageEtc(packageURI, observer, observer2, flags, null); 6841 } 6842 6843 public void installPackageEtc( 6844 final Uri packageURI, final IPackageInstallObserver observer, 6845 final IPackageInstallObserver2 observer2, final int flags, 6846 final String installerPackageName) { 6847 installPackageWithVerificationEtc(packageURI, observer, observer2, flags, 6848 installerPackageName, null, null, null); 6849 } 6850 6851 @Override 6852 public void installPackageWithVerificationEtc(Uri packageURI, IPackageInstallObserver observer, 6853 IPackageInstallObserver2 observer2, 6854 int flags, String installerPackageName, Uri verificationURI, 6855 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6856 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6857 VerificationParams.NO_UID, manifestDigest); 6858 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, observer2, flags, 6859 installerPackageName, verificationParams, encryptionParams); 6860 } 6861 6862 /* 6863 * All of the installPackage...*() methods redirect to this one for the master implementation 6864 */ 6865 public void installPackageWithVerificationAndEncryptionEtc(Uri packageURI, 6866 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 6867 int flags, String installerPackageName, 6868 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6869 if (observer == null && observer2 == null) { 6870 throw new IllegalArgumentException("No install observer supplied"); 6871 } 6872 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6873 null); 6874 6875 final int uid = Binder.getCallingUid(); 6876 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 6877 try { 6878 if (observer != null) { 6879 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6880 } 6881 if (observer2 != null) { 6882 observer2.packageInstalled("", null, PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6883 } 6884 } catch (RemoteException re) { 6885 } 6886 return; 6887 } 6888 6889 UserHandle user; 6890 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 6891 user = UserHandle.ALL; 6892 } else { 6893 user = new UserHandle(UserHandle.getUserId(uid)); 6894 } 6895 6896 final int filteredFlags; 6897 6898 if (uid == Process.SHELL_UID || uid == 0) { 6899 if (DEBUG_INSTALL) { 6900 Slog.v(TAG, "Install from ADB"); 6901 } 6902 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 6903 } else { 6904 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 6905 } 6906 6907 verificationParams.setInstallerUid(uid); 6908 6909 final Message msg = mHandler.obtainMessage(INIT_COPY); 6910 msg.obj = new InstallParams(packageURI, observer, observer2, filteredFlags, 6911 installerPackageName, verificationParams, encryptionParams, user); 6912 mHandler.sendMessage(msg); 6913 } 6914 6915 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 6916 Bundle extras = new Bundle(1); 6917 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 6918 6919 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 6920 packageName, extras, null, null, new int[] {userId}); 6921 try { 6922 IActivityManager am = ActivityManagerNative.getDefault(); 6923 final boolean isSystem = 6924 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 6925 if (isSystem && am.isUserRunning(userId, false)) { 6926 // The just-installed/enabled app is bundled on the system, so presumed 6927 // to be able to run automatically without needing an explicit launch. 6928 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 6929 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 6930 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 6931 .setPackage(packageName); 6932 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 6933 android.app.AppOpsManager.OP_NONE, false, false, userId); 6934 } 6935 } catch (RemoteException e) { 6936 // shouldn't happen 6937 Slog.w(TAG, "Unable to bootstrap installed package", e); 6938 } 6939 } 6940 6941 @Override 6942 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 6943 int userId) { 6944 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 6945 PackageSetting pkgSetting; 6946 final int uid = Binder.getCallingUid(); 6947 if (UserHandle.getUserId(uid) != userId) { 6948 mContext.enforceCallingOrSelfPermission( 6949 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6950 "setApplicationBlockedSetting for user " + userId); 6951 } 6952 6953 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 6954 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 6955 return false; 6956 } 6957 6958 long callingId = Binder.clearCallingIdentity(); 6959 try { 6960 boolean sendAdded = false; 6961 boolean sendRemoved = false; 6962 // writer 6963 synchronized (mPackages) { 6964 pkgSetting = mSettings.mPackages.get(packageName); 6965 if (pkgSetting == null) { 6966 return false; 6967 } 6968 if (pkgSetting.getBlocked(userId) != blocked) { 6969 pkgSetting.setBlocked(blocked, userId); 6970 mSettings.writePackageRestrictionsLPr(userId); 6971 if (blocked) { 6972 sendRemoved = true; 6973 } else { 6974 sendAdded = true; 6975 } 6976 } 6977 } 6978 if (sendAdded) { 6979 sendPackageAddedForUser(packageName, pkgSetting, userId); 6980 return true; 6981 } 6982 if (sendRemoved) { 6983 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 6984 "blocking pkg"); 6985 sendPackageBlockedForUser(packageName, pkgSetting, userId); 6986 } 6987 } finally { 6988 Binder.restoreCallingIdentity(callingId); 6989 } 6990 return false; 6991 } 6992 6993 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 6994 int userId) { 6995 final PackageRemovedInfo info = new PackageRemovedInfo(); 6996 info.removedPackage = packageName; 6997 info.removedUsers = new int[] {userId}; 6998 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 6999 info.sendBroadcast(false, false, false); 7000 } 7001 7002 /** 7003 * Returns true if application is not found or there was an error. Otherwise it returns 7004 * the blocked state of the package for the given user. 7005 */ 7006 @Override 7007 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7008 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7009 PackageSetting pkgSetting; 7010 final int uid = Binder.getCallingUid(); 7011 if (UserHandle.getUserId(uid) != userId) { 7012 mContext.enforceCallingPermission( 7013 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7014 "getApplicationBlocked for user " + userId); 7015 } 7016 long callingId = Binder.clearCallingIdentity(); 7017 try { 7018 // writer 7019 synchronized (mPackages) { 7020 pkgSetting = mSettings.mPackages.get(packageName); 7021 if (pkgSetting == null) { 7022 return true; 7023 } 7024 return pkgSetting.getBlocked(userId); 7025 } 7026 } finally { 7027 Binder.restoreCallingIdentity(callingId); 7028 } 7029 } 7030 7031 /** 7032 * @hide 7033 */ 7034 @Override 7035 public int installExistingPackageAsUser(String packageName, int userId) { 7036 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7037 null); 7038 PackageSetting pkgSetting; 7039 final int uid = Binder.getCallingUid(); 7040 if (UserHandle.getUserId(uid) != userId) { 7041 mContext.enforceCallingPermission( 7042 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7043 "installExistingPackage for user " + userId); 7044 } 7045 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7046 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7047 } 7048 7049 long callingId = Binder.clearCallingIdentity(); 7050 try { 7051 boolean sendAdded = false; 7052 Bundle extras = new Bundle(1); 7053 7054 // writer 7055 synchronized (mPackages) { 7056 pkgSetting = mSettings.mPackages.get(packageName); 7057 if (pkgSetting == null) { 7058 return PackageManager.INSTALL_FAILED_INVALID_URI; 7059 } 7060 if (!pkgSetting.getInstalled(userId)) { 7061 pkgSetting.setInstalled(true, userId); 7062 pkgSetting.setBlocked(false, userId); 7063 mSettings.writePackageRestrictionsLPr(userId); 7064 sendAdded = true; 7065 } 7066 } 7067 7068 if (sendAdded) { 7069 sendPackageAddedForUser(packageName, pkgSetting, userId); 7070 } 7071 } finally { 7072 Binder.restoreCallingIdentity(callingId); 7073 } 7074 7075 return PackageManager.INSTALL_SUCCEEDED; 7076 } 7077 7078 private boolean isUserRestricted(int userId, String restrictionKey) { 7079 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7080 if (restrictions.getBoolean(restrictionKey, false)) { 7081 Log.w(TAG, "User is restricted: " + restrictionKey); 7082 return true; 7083 } 7084 return false; 7085 } 7086 7087 @Override 7088 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7089 mContext.enforceCallingOrSelfPermission( 7090 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7091 "Only package verification agents can verify applications"); 7092 7093 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7094 final PackageVerificationResponse response = new PackageVerificationResponse( 7095 verificationCode, Binder.getCallingUid()); 7096 msg.arg1 = id; 7097 msg.obj = response; 7098 mHandler.sendMessage(msg); 7099 } 7100 7101 @Override 7102 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7103 long millisecondsToDelay) { 7104 mContext.enforceCallingOrSelfPermission( 7105 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7106 "Only package verification agents can extend verification timeouts"); 7107 7108 final PackageVerificationState state = mPendingVerification.get(id); 7109 final PackageVerificationResponse response = new PackageVerificationResponse( 7110 verificationCodeAtTimeout, Binder.getCallingUid()); 7111 7112 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7113 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7114 } 7115 if (millisecondsToDelay < 0) { 7116 millisecondsToDelay = 0; 7117 } 7118 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7119 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7120 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7121 } 7122 7123 if ((state != null) && !state.timeoutExtended()) { 7124 state.extendTimeout(); 7125 7126 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7127 msg.arg1 = id; 7128 msg.obj = response; 7129 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7130 } 7131 } 7132 7133 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7134 int verificationCode, UserHandle user) { 7135 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7136 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7137 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7138 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7139 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7140 7141 mContext.sendBroadcastAsUser(intent, user, 7142 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7143 } 7144 7145 private ComponentName matchComponentForVerifier(String packageName, 7146 List<ResolveInfo> receivers) { 7147 ActivityInfo targetReceiver = null; 7148 7149 final int NR = receivers.size(); 7150 for (int i = 0; i < NR; i++) { 7151 final ResolveInfo info = receivers.get(i); 7152 if (info.activityInfo == null) { 7153 continue; 7154 } 7155 7156 if (packageName.equals(info.activityInfo.packageName)) { 7157 targetReceiver = info.activityInfo; 7158 break; 7159 } 7160 } 7161 7162 if (targetReceiver == null) { 7163 return null; 7164 } 7165 7166 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7167 } 7168 7169 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7170 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7171 if (pkgInfo.verifiers.length == 0) { 7172 return null; 7173 } 7174 7175 final int N = pkgInfo.verifiers.length; 7176 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7177 for (int i = 0; i < N; i++) { 7178 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7179 7180 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7181 receivers); 7182 if (comp == null) { 7183 continue; 7184 } 7185 7186 final int verifierUid = getUidForVerifier(verifierInfo); 7187 if (verifierUid == -1) { 7188 continue; 7189 } 7190 7191 if (DEBUG_VERIFY) { 7192 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7193 + " with the correct signature"); 7194 } 7195 sufficientVerifiers.add(comp); 7196 verificationState.addSufficientVerifier(verifierUid); 7197 } 7198 7199 return sufficientVerifiers; 7200 } 7201 7202 private int getUidForVerifier(VerifierInfo verifierInfo) { 7203 synchronized (mPackages) { 7204 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 7205 if (pkg == null) { 7206 return -1; 7207 } else if (pkg.mSignatures.length != 1) { 7208 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7209 + " has more than one signature; ignoring"); 7210 return -1; 7211 } 7212 7213 /* 7214 * If the public key of the package's signature does not match 7215 * our expected public key, then this is a different package and 7216 * we should skip. 7217 */ 7218 7219 final byte[] expectedPublicKey; 7220 try { 7221 final Signature verifierSig = pkg.mSignatures[0]; 7222 final PublicKey publicKey = verifierSig.getPublicKey(); 7223 expectedPublicKey = publicKey.getEncoded(); 7224 } catch (CertificateException e) { 7225 return -1; 7226 } 7227 7228 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 7229 7230 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 7231 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7232 + " does not have the expected public key; ignoring"); 7233 return -1; 7234 } 7235 7236 return pkg.applicationInfo.uid; 7237 } 7238 } 7239 7240 public void finishPackageInstall(int token) { 7241 enforceSystemOrRoot("Only the system is allowed to finish installs"); 7242 7243 if (DEBUG_INSTALL) { 7244 Slog.v(TAG, "BM finishing package install for " + token); 7245 } 7246 7247 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7248 mHandler.sendMessage(msg); 7249 } 7250 7251 /** 7252 * Get the verification agent timeout. 7253 * 7254 * @return verification timeout in milliseconds 7255 */ 7256 private long getVerificationTimeout() { 7257 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 7258 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 7259 DEFAULT_VERIFICATION_TIMEOUT); 7260 } 7261 7262 /** 7263 * Get the default verification agent response code. 7264 * 7265 * @return default verification response code 7266 */ 7267 private int getDefaultVerificationResponse() { 7268 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7269 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 7270 DEFAULT_VERIFICATION_RESPONSE); 7271 } 7272 7273 /** 7274 * Check whether or not package verification has been enabled. 7275 * 7276 * @return true if verification should be performed 7277 */ 7278 private boolean isVerificationEnabled(int flags) { 7279 if (!DEFAULT_VERIFY_ENABLE) { 7280 return false; 7281 } 7282 7283 // Check if installing from ADB 7284 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 7285 // Do not run verification in a test harness environment 7286 if (ActivityManager.isRunningInTestHarness()) { 7287 return false; 7288 } 7289 // Check if the developer does not want package verification for ADB installs 7290 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7291 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 7292 return false; 7293 } 7294 } 7295 7296 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7297 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 7298 } 7299 7300 /** 7301 * Get the "allow unknown sources" setting. 7302 * 7303 * @return the current "allow unknown sources" setting 7304 */ 7305 private int getUnknownSourcesSettings() { 7306 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7307 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 7308 -1); 7309 } 7310 7311 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 7312 final int uid = Binder.getCallingUid(); 7313 // writer 7314 synchronized (mPackages) { 7315 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 7316 if (targetPackageSetting == null) { 7317 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 7318 } 7319 7320 PackageSetting installerPackageSetting; 7321 if (installerPackageName != null) { 7322 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 7323 if (installerPackageSetting == null) { 7324 throw new IllegalArgumentException("Unknown installer package: " 7325 + installerPackageName); 7326 } 7327 } else { 7328 installerPackageSetting = null; 7329 } 7330 7331 Signature[] callerSignature; 7332 Object obj = mSettings.getUserIdLPr(uid); 7333 if (obj != null) { 7334 if (obj instanceof SharedUserSetting) { 7335 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 7336 } else if (obj instanceof PackageSetting) { 7337 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 7338 } else { 7339 throw new SecurityException("Bad object " + obj + " for uid " + uid); 7340 } 7341 } else { 7342 throw new SecurityException("Unknown calling uid " + uid); 7343 } 7344 7345 // Verify: can't set installerPackageName to a package that is 7346 // not signed with the same cert as the caller. 7347 if (installerPackageSetting != null) { 7348 if (compareSignatures(callerSignature, 7349 installerPackageSetting.signatures.mSignatures) 7350 != PackageManager.SIGNATURE_MATCH) { 7351 throw new SecurityException( 7352 "Caller does not have same cert as new installer package " 7353 + installerPackageName); 7354 } 7355 } 7356 7357 // Verify: if target already has an installer package, it must 7358 // be signed with the same cert as the caller. 7359 if (targetPackageSetting.installerPackageName != null) { 7360 PackageSetting setting = mSettings.mPackages.get( 7361 targetPackageSetting.installerPackageName); 7362 // If the currently set package isn't valid, then it's always 7363 // okay to change it. 7364 if (setting != null) { 7365 if (compareSignatures(callerSignature, 7366 setting.signatures.mSignatures) 7367 != PackageManager.SIGNATURE_MATCH) { 7368 throw new SecurityException( 7369 "Caller does not have same cert as old installer package " 7370 + targetPackageSetting.installerPackageName); 7371 } 7372 } 7373 } 7374 7375 // Okay! 7376 targetPackageSetting.installerPackageName = installerPackageName; 7377 scheduleWriteSettingsLocked(); 7378 } 7379 } 7380 7381 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 7382 // Queue up an async operation since the package installation may take a little while. 7383 mHandler.post(new Runnable() { 7384 public void run() { 7385 mHandler.removeCallbacks(this); 7386 // Result object to be returned 7387 PackageInstalledInfo res = new PackageInstalledInfo(); 7388 res.returnCode = currentStatus; 7389 res.uid = -1; 7390 res.pkg = null; 7391 res.removedInfo = new PackageRemovedInfo(); 7392 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 7393 args.doPreInstall(res.returnCode); 7394 synchronized (mInstallLock) { 7395 installPackageLI(args, true, res); 7396 } 7397 args.doPostInstall(res.returnCode, res.uid); 7398 } 7399 7400 // A restore should be performed at this point if (a) the install 7401 // succeeded, (b) the operation is not an update, and (c) the new 7402 // package has a backupAgent defined. 7403 final boolean update = res.removedInfo.removedPackage != null; 7404 boolean doRestore = (!update 7405 && res.pkg != null 7406 && res.pkg.applicationInfo.backupAgentName != null); 7407 7408 // Set up the post-install work request bookkeeping. This will be used 7409 // and cleaned up by the post-install event handling regardless of whether 7410 // there's a restore pass performed. Token values are >= 1. 7411 int token; 7412 if (mNextInstallToken < 0) mNextInstallToken = 1; 7413 token = mNextInstallToken++; 7414 7415 PostInstallData data = new PostInstallData(args, res); 7416 mRunningInstalls.put(token, data); 7417 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 7418 7419 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 7420 // Pass responsibility to the Backup Manager. It will perform a 7421 // restore if appropriate, then pass responsibility back to the 7422 // Package Manager to run the post-install observer callbacks 7423 // and broadcasts. 7424 IBackupManager bm = IBackupManager.Stub.asInterface( 7425 ServiceManager.getService(Context.BACKUP_SERVICE)); 7426 if (bm != null) { 7427 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 7428 + " to BM for possible restore"); 7429 try { 7430 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 7431 } catch (RemoteException e) { 7432 // can't happen; the backup manager is local 7433 } catch (Exception e) { 7434 Slog.e(TAG, "Exception trying to enqueue restore", e); 7435 doRestore = false; 7436 } 7437 } else { 7438 Slog.e(TAG, "Backup Manager not found!"); 7439 doRestore = false; 7440 } 7441 } 7442 7443 if (!doRestore) { 7444 // No restore possible, or the Backup Manager was mysteriously not 7445 // available -- just fire the post-install work request directly. 7446 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 7447 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7448 mHandler.sendMessage(msg); 7449 } 7450 } 7451 }); 7452 } 7453 7454 private abstract class HandlerParams { 7455 private static final int MAX_RETRIES = 4; 7456 7457 /** 7458 * Number of times startCopy() has been attempted and had a non-fatal 7459 * error. 7460 */ 7461 private int mRetries = 0; 7462 7463 /** User handle for the user requesting the information or installation. */ 7464 private final UserHandle mUser; 7465 7466 HandlerParams(UserHandle user) { 7467 mUser = user; 7468 } 7469 7470 UserHandle getUser() { 7471 return mUser; 7472 } 7473 7474 final boolean startCopy() { 7475 boolean res; 7476 try { 7477 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 7478 7479 if (++mRetries > MAX_RETRIES) { 7480 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 7481 mHandler.sendEmptyMessage(MCS_GIVE_UP); 7482 handleServiceError(); 7483 return false; 7484 } else { 7485 handleStartCopy(); 7486 res = true; 7487 } 7488 } catch (RemoteException e) { 7489 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 7490 mHandler.sendEmptyMessage(MCS_RECONNECT); 7491 res = false; 7492 } 7493 handleReturnCode(); 7494 return res; 7495 } 7496 7497 final void serviceError() { 7498 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 7499 handleServiceError(); 7500 handleReturnCode(); 7501 } 7502 7503 abstract void handleStartCopy() throws RemoteException; 7504 abstract void handleServiceError(); 7505 abstract void handleReturnCode(); 7506 } 7507 7508 class MeasureParams extends HandlerParams { 7509 private final PackageStats mStats; 7510 private boolean mSuccess; 7511 7512 private final IPackageStatsObserver mObserver; 7513 7514 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 7515 super(new UserHandle(stats.userHandle)); 7516 mObserver = observer; 7517 mStats = stats; 7518 } 7519 7520 @Override 7521 public String toString() { 7522 return "MeasureParams{" 7523 + Integer.toHexString(System.identityHashCode(this)) 7524 + " " + mStats.packageName + "}"; 7525 } 7526 7527 @Override 7528 void handleStartCopy() throws RemoteException { 7529 synchronized (mInstallLock) { 7530 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 7531 } 7532 7533 final boolean mounted; 7534 if (Environment.isExternalStorageEmulated()) { 7535 mounted = true; 7536 } else { 7537 final String status = Environment.getExternalStorageState(); 7538 mounted = (Environment.MEDIA_MOUNTED.equals(status) 7539 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 7540 } 7541 7542 if (mounted) { 7543 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 7544 7545 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 7546 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 7547 7548 mStats.externalDataSize = calculateDirectorySize(mContainerService, 7549 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 7550 7551 // Always subtract cache size, since it's a subdirectory 7552 mStats.externalDataSize -= mStats.externalCacheSize; 7553 7554 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 7555 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 7556 7557 mStats.externalObbSize = calculateDirectorySize(mContainerService, 7558 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 7559 } 7560 } 7561 7562 @Override 7563 void handleReturnCode() { 7564 if (mObserver != null) { 7565 try { 7566 mObserver.onGetStatsCompleted(mStats, mSuccess); 7567 } catch (RemoteException e) { 7568 Slog.i(TAG, "Observer no longer exists."); 7569 } 7570 } 7571 } 7572 7573 @Override 7574 void handleServiceError() { 7575 Slog.e(TAG, "Could not measure application " + mStats.packageName 7576 + " external storage"); 7577 } 7578 } 7579 7580 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 7581 throws RemoteException { 7582 long result = 0; 7583 for (File path : paths) { 7584 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 7585 } 7586 return result; 7587 } 7588 7589 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 7590 for (File path : paths) { 7591 try { 7592 mcs.clearDirectory(path.getAbsolutePath()); 7593 } catch (RemoteException e) { 7594 } 7595 } 7596 } 7597 7598 class InstallParams extends HandlerParams { 7599 final IPackageInstallObserver observer; 7600 final IPackageInstallObserver2 observer2; 7601 int flags; 7602 7603 private final Uri mPackageURI; 7604 final String installerPackageName; 7605 final VerificationParams verificationParams; 7606 private InstallArgs mArgs; 7607 private int mRet; 7608 private File mTempPackage; 7609 final ContainerEncryptionParams encryptionParams; 7610 7611 InstallParams(Uri packageURI, 7612 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 7613 int flags, String installerPackageName, VerificationParams verificationParams, 7614 ContainerEncryptionParams encryptionParams, UserHandle user) { 7615 super(user); 7616 this.mPackageURI = packageURI; 7617 this.flags = flags; 7618 this.observer = observer; 7619 this.observer2 = observer2; 7620 this.installerPackageName = installerPackageName; 7621 this.verificationParams = verificationParams; 7622 this.encryptionParams = encryptionParams; 7623 } 7624 7625 @Override 7626 public String toString() { 7627 return "InstallParams{" 7628 + Integer.toHexString(System.identityHashCode(this)) 7629 + " " + mPackageURI + "}"; 7630 } 7631 7632 public ManifestDigest getManifestDigest() { 7633 if (verificationParams == null) { 7634 return null; 7635 } 7636 return verificationParams.getManifestDigest(); 7637 } 7638 7639 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 7640 String packageName = pkgLite.packageName; 7641 int installLocation = pkgLite.installLocation; 7642 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7643 // reader 7644 synchronized (mPackages) { 7645 PackageParser.Package pkg = mPackages.get(packageName); 7646 if (pkg != null) { 7647 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7648 // Check for downgrading. 7649 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 7650 if (pkgLite.versionCode < pkg.mVersionCode) { 7651 Slog.w(TAG, "Can't install update of " + packageName 7652 + " update version " + pkgLite.versionCode 7653 + " is older than installed version " 7654 + pkg.mVersionCode); 7655 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 7656 } 7657 } 7658 // Check for updated system application. 7659 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 7660 if (onSd) { 7661 Slog.w(TAG, "Cannot install update to system app on sdcard"); 7662 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 7663 } 7664 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7665 } else { 7666 if (onSd) { 7667 // Install flag overrides everything. 7668 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7669 } 7670 // If current upgrade specifies particular preference 7671 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 7672 // Application explicitly specified internal. 7673 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7674 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 7675 // App explictly prefers external. Let policy decide 7676 } else { 7677 // Prefer previous location 7678 if (isExternal(pkg)) { 7679 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7680 } 7681 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7682 } 7683 } 7684 } else { 7685 // Invalid install. Return error code 7686 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 7687 } 7688 } 7689 } 7690 // All the special cases have been taken care of. 7691 // Return result based on recommended install location. 7692 if (onSd) { 7693 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7694 } 7695 return pkgLite.recommendedInstallLocation; 7696 } 7697 7698 private long getMemoryLowThreshold() { 7699 final DeviceStorageMonitorInternal 7700 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7701 if (dsm == null) { 7702 return 0L; 7703 } 7704 return dsm.getMemoryLowThreshold(); 7705 } 7706 7707 /* 7708 * Invoke remote method to get package information and install 7709 * location values. Override install location based on default 7710 * policy if needed and then create install arguments based 7711 * on the install location. 7712 */ 7713 public void handleStartCopy() throws RemoteException { 7714 int ret = PackageManager.INSTALL_SUCCEEDED; 7715 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7716 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 7717 PackageInfoLite pkgLite = null; 7718 7719 if (onInt && onSd) { 7720 // Check if both bits are set. 7721 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 7722 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7723 } else { 7724 final long lowThreshold = getMemoryLowThreshold(); 7725 if (lowThreshold == 0L) { 7726 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7727 } 7728 7729 try { 7730 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 7731 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7732 7733 final File packageFile; 7734 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 7735 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 7736 if (mTempPackage != null) { 7737 ParcelFileDescriptor out; 7738 try { 7739 out = ParcelFileDescriptor.open(mTempPackage, 7740 ParcelFileDescriptor.MODE_READ_WRITE); 7741 } catch (FileNotFoundException e) { 7742 out = null; 7743 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 7744 } 7745 7746 // Make a temporary file for decryption. 7747 ret = mContainerService 7748 .copyResource(mPackageURI, encryptionParams, out); 7749 IoUtils.closeQuietly(out); 7750 7751 packageFile = mTempPackage; 7752 7753 FileUtils.setPermissions(packageFile.getAbsolutePath(), 7754 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 7755 | FileUtils.S_IROTH, 7756 -1, -1); 7757 } else { 7758 packageFile = null; 7759 } 7760 } else { 7761 packageFile = new File(mPackageURI.getPath()); 7762 } 7763 7764 if (packageFile != null) { 7765 // Remote call to find out default install location 7766 final String packageFilePath = packageFile.getAbsolutePath(); 7767 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, flags, 7768 lowThreshold); 7769 7770 /* 7771 * If we have too little free space, try to free cache 7772 * before giving up. 7773 */ 7774 if (pkgLite.recommendedInstallLocation 7775 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7776 final long size = mContainerService.calculateInstalledSize( 7777 packageFilePath, isForwardLocked()); 7778 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 7779 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, 7780 flags, lowThreshold); 7781 } 7782 /* 7783 * The cache free must have deleted the file we 7784 * downloaded to install. 7785 * 7786 * TODO: fix the "freeCache" call to not delete 7787 * the file we care about. 7788 */ 7789 if (pkgLite.recommendedInstallLocation 7790 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7791 pkgLite.recommendedInstallLocation 7792 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 7793 } 7794 } 7795 } 7796 } finally { 7797 mContext.revokeUriPermission(mPackageURI, 7798 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7799 } 7800 } 7801 7802 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7803 int loc = pkgLite.recommendedInstallLocation; 7804 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 7805 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7806 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 7807 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7808 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7809 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7810 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 7811 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 7812 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7813 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 7814 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 7815 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 7816 } else { 7817 // Override with defaults if needed. 7818 loc = installLocationPolicy(pkgLite, flags); 7819 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 7820 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 7821 } else if (!onSd && !onInt) { 7822 // Override install location with flags 7823 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 7824 // Set the flag to install on external media. 7825 flags |= PackageManager.INSTALL_EXTERNAL; 7826 flags &= ~PackageManager.INSTALL_INTERNAL; 7827 } else { 7828 // Make sure the flag for installing on external 7829 // media is unset 7830 flags |= PackageManager.INSTALL_INTERNAL; 7831 flags &= ~PackageManager.INSTALL_EXTERNAL; 7832 } 7833 } 7834 } 7835 } 7836 7837 final InstallArgs args = createInstallArgs(this); 7838 mArgs = args; 7839 7840 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7841 /* 7842 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 7843 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 7844 */ 7845 int userIdentifier = getUser().getIdentifier(); 7846 if (userIdentifier == UserHandle.USER_ALL 7847 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 7848 userIdentifier = UserHandle.USER_OWNER; 7849 } 7850 7851 /* 7852 * Determine if we have any installed package verifiers. If we 7853 * do, then we'll defer to them to verify the packages. 7854 */ 7855 final int requiredUid = mRequiredVerifierPackage == null ? -1 7856 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 7857 if (requiredUid != -1 && isVerificationEnabled(flags)) { 7858 final Intent verification = new Intent( 7859 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 7860 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 7861 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7862 7863 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 7864 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 7865 0 /* TODO: Which userId? */); 7866 7867 if (DEBUG_VERIFY) { 7868 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 7869 + verification.toString() + " with " + pkgLite.verifiers.length 7870 + " optional verifiers"); 7871 } 7872 7873 final int verificationId = mPendingVerificationToken++; 7874 7875 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7876 7877 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 7878 installerPackageName); 7879 7880 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 7881 7882 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 7883 pkgLite.packageName); 7884 7885 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 7886 pkgLite.versionCode); 7887 7888 if (verificationParams != null) { 7889 if (verificationParams.getVerificationURI() != null) { 7890 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 7891 verificationParams.getVerificationURI()); 7892 } 7893 if (verificationParams.getOriginatingURI() != null) { 7894 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 7895 verificationParams.getOriginatingURI()); 7896 } 7897 if (verificationParams.getReferrer() != null) { 7898 verification.putExtra(Intent.EXTRA_REFERRER, 7899 verificationParams.getReferrer()); 7900 } 7901 if (verificationParams.getOriginatingUid() >= 0) { 7902 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 7903 verificationParams.getOriginatingUid()); 7904 } 7905 if (verificationParams.getInstallerUid() >= 0) { 7906 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 7907 verificationParams.getInstallerUid()); 7908 } 7909 } 7910 7911 final PackageVerificationState verificationState = new PackageVerificationState( 7912 requiredUid, args); 7913 7914 mPendingVerification.append(verificationId, verificationState); 7915 7916 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 7917 receivers, verificationState); 7918 7919 /* 7920 * If any sufficient verifiers were listed in the package 7921 * manifest, attempt to ask them. 7922 */ 7923 if (sufficientVerifiers != null) { 7924 final int N = sufficientVerifiers.size(); 7925 if (N == 0) { 7926 Slog.i(TAG, "Additional verifiers required, but none installed."); 7927 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 7928 } else { 7929 for (int i = 0; i < N; i++) { 7930 final ComponentName verifierComponent = sufficientVerifiers.get(i); 7931 7932 final Intent sufficientIntent = new Intent(verification); 7933 sufficientIntent.setComponent(verifierComponent); 7934 7935 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 7936 } 7937 } 7938 } 7939 7940 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 7941 mRequiredVerifierPackage, receivers); 7942 if (ret == PackageManager.INSTALL_SUCCEEDED 7943 && mRequiredVerifierPackage != null) { 7944 /* 7945 * Send the intent to the required verification agent, 7946 * but only start the verification timeout after the 7947 * target BroadcastReceivers have run. 7948 */ 7949 verification.setComponent(requiredVerifierComponent); 7950 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 7951 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7952 new BroadcastReceiver() { 7953 @Override 7954 public void onReceive(Context context, Intent intent) { 7955 final Message msg = mHandler 7956 .obtainMessage(CHECK_PENDING_VERIFICATION); 7957 msg.arg1 = verificationId; 7958 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 7959 } 7960 }, null, 0, null, null); 7961 7962 /* 7963 * We don't want the copy to proceed until verification 7964 * succeeds, so null out this field. 7965 */ 7966 mArgs = null; 7967 } 7968 } else { 7969 /* 7970 * No package verification is enabled, so immediately start 7971 * the remote call to initiate copy using temporary file. 7972 */ 7973 ret = args.copyApk(mContainerService, true); 7974 } 7975 } 7976 7977 mRet = ret; 7978 } 7979 7980 @Override 7981 void handleReturnCode() { 7982 // If mArgs is null, then MCS couldn't be reached. When it 7983 // reconnects, it will try again to install. At that point, this 7984 // will succeed. 7985 if (mArgs != null) { 7986 processPendingInstall(mArgs, mRet); 7987 7988 if (mTempPackage != null) { 7989 if (!mTempPackage.delete()) { 7990 Slog.w(TAG, "Couldn't delete temporary file: " + 7991 mTempPackage.getAbsolutePath()); 7992 } 7993 } 7994 } 7995 } 7996 7997 @Override 7998 void handleServiceError() { 7999 mArgs = createInstallArgs(this); 8000 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8001 } 8002 8003 public boolean isForwardLocked() { 8004 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8005 } 8006 8007 public Uri getPackageUri() { 8008 if (mTempPackage != null) { 8009 return Uri.fromFile(mTempPackage); 8010 } else { 8011 return mPackageURI; 8012 } 8013 } 8014 } 8015 8016 /* 8017 * Utility class used in movePackage api. 8018 * srcArgs and targetArgs are not set for invalid flags and make 8019 * sure to do null checks when invoking methods on them. 8020 * We probably want to return ErrorPrams for both failed installs 8021 * and moves. 8022 */ 8023 class MoveParams extends HandlerParams { 8024 final IPackageMoveObserver observer; 8025 final int flags; 8026 final String packageName; 8027 final InstallArgs srcArgs; 8028 final InstallArgs targetArgs; 8029 int uid; 8030 int mRet; 8031 8032 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8033 String packageName, String dataDir, int uid, UserHandle user) { 8034 super(user); 8035 this.srcArgs = srcArgs; 8036 this.observer = observer; 8037 this.flags = flags; 8038 this.packageName = packageName; 8039 this.uid = uid; 8040 if (srcArgs != null) { 8041 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 8042 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 8043 } else { 8044 targetArgs = null; 8045 } 8046 } 8047 8048 @Override 8049 public String toString() { 8050 return "MoveParams{" 8051 + Integer.toHexString(System.identityHashCode(this)) 8052 + " " + packageName + "}"; 8053 } 8054 8055 public void handleStartCopy() throws RemoteException { 8056 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8057 // Check for storage space on target medium 8058 if (!targetArgs.checkFreeStorage(mContainerService)) { 8059 Log.w(TAG, "Insufficient storage to install"); 8060 return; 8061 } 8062 8063 mRet = srcArgs.doPreCopy(); 8064 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8065 return; 8066 } 8067 8068 mRet = targetArgs.copyApk(mContainerService, false); 8069 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8070 srcArgs.doPostCopy(uid); 8071 return; 8072 } 8073 8074 mRet = srcArgs.doPostCopy(uid); 8075 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8076 return; 8077 } 8078 8079 mRet = targetArgs.doPreInstall(mRet); 8080 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8081 return; 8082 } 8083 8084 if (DEBUG_SD_INSTALL) { 8085 StringBuilder builder = new StringBuilder(); 8086 if (srcArgs != null) { 8087 builder.append("src: "); 8088 builder.append(srcArgs.getCodePath()); 8089 } 8090 if (targetArgs != null) { 8091 builder.append(" target : "); 8092 builder.append(targetArgs.getCodePath()); 8093 } 8094 Log.i(TAG, builder.toString()); 8095 } 8096 } 8097 8098 @Override 8099 void handleReturnCode() { 8100 targetArgs.doPostInstall(mRet, uid); 8101 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8102 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8103 currentStatus = PackageManager.MOVE_SUCCEEDED; 8104 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8105 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8106 } 8107 processPendingMove(this, currentStatus); 8108 } 8109 8110 @Override 8111 void handleServiceError() { 8112 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8113 } 8114 } 8115 8116 /** 8117 * Used during creation of InstallArgs 8118 * 8119 * @param flags package installation flags 8120 * @return true if should be installed on external storage 8121 */ 8122 private static boolean installOnSd(int flags) { 8123 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8124 return false; 8125 } 8126 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8127 return true; 8128 } 8129 return false; 8130 } 8131 8132 /** 8133 * Used during creation of InstallArgs 8134 * 8135 * @param flags package installation flags 8136 * @return true if should be installed as forward locked 8137 */ 8138 private static boolean installForwardLocked(int flags) { 8139 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8140 } 8141 8142 private InstallArgs createInstallArgs(InstallParams params) { 8143 if (installOnSd(params.flags) || params.isForwardLocked()) { 8144 return new AsecInstallArgs(params); 8145 } else { 8146 return new FileInstallArgs(params); 8147 } 8148 } 8149 8150 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 8151 String nativeLibraryPath) { 8152 final boolean isInAsec; 8153 if (installOnSd(flags)) { 8154 /* Apps on SD card are always in ASEC containers. */ 8155 isInAsec = true; 8156 } else if (installForwardLocked(flags) 8157 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8158 /* 8159 * Forward-locked apps are only in ASEC containers if they're the 8160 * new style 8161 */ 8162 isInAsec = true; 8163 } else { 8164 isInAsec = false; 8165 } 8166 8167 if (isInAsec) { 8168 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 8169 installOnSd(flags), installForwardLocked(flags)); 8170 } else { 8171 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 8172 } 8173 } 8174 8175 // Used by package mover 8176 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 8177 if (installOnSd(flags) || installForwardLocked(flags)) { 8178 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 8179 + AsecInstallArgs.RES_FILE_NAME); 8180 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 8181 installForwardLocked(flags)); 8182 } else { 8183 return new FileInstallArgs(packageURI, pkgName, dataDir); 8184 } 8185 } 8186 8187 static abstract class InstallArgs { 8188 final IPackageInstallObserver observer; 8189 final IPackageInstallObserver2 observer2; 8190 // Always refers to PackageManager flags only 8191 final int flags; 8192 final Uri packageURI; 8193 final String installerPackageName; 8194 final ManifestDigest manifestDigest; 8195 final UserHandle user; 8196 8197 InstallArgs(Uri packageURI, 8198 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 8199 int flags, String installerPackageName, ManifestDigest manifestDigest, 8200 UserHandle user) { 8201 this.packageURI = packageURI; 8202 this.flags = flags; 8203 this.observer = observer; 8204 this.observer2 = observer2; 8205 this.installerPackageName = installerPackageName; 8206 this.manifestDigest = manifestDigest; 8207 this.user = user; 8208 } 8209 8210 abstract void createCopyFile(); 8211 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8212 abstract int doPreInstall(int status); 8213 abstract boolean doRename(int status, String pkgName, String oldCodePath); 8214 8215 abstract int doPostInstall(int status, int uid); 8216 abstract String getCodePath(); 8217 abstract String getResourcePath(); 8218 abstract String getNativeLibraryPath(); 8219 // Need installer lock especially for dex file removal. 8220 abstract void cleanUpResourcesLI(); 8221 abstract boolean doPostDeleteLI(boolean delete); 8222 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8223 8224 /** 8225 * Called before the source arguments are copied. This is used mostly 8226 * for MoveParams when it needs to read the source file to put it in the 8227 * destination. 8228 */ 8229 int doPreCopy() { 8230 return PackageManager.INSTALL_SUCCEEDED; 8231 } 8232 8233 /** 8234 * Called after the source arguments are copied. This is used mostly for 8235 * MoveParams when it needs to read the source file to put it in the 8236 * destination. 8237 * 8238 * @return 8239 */ 8240 int doPostCopy(int uid) { 8241 return PackageManager.INSTALL_SUCCEEDED; 8242 } 8243 8244 protected boolean isFwdLocked() { 8245 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8246 } 8247 8248 UserHandle getUser() { 8249 return user; 8250 } 8251 } 8252 8253 class FileInstallArgs extends InstallArgs { 8254 File installDir; 8255 String codeFileName; 8256 String resourceFileName; 8257 String libraryPath; 8258 boolean created = false; 8259 8260 FileInstallArgs(InstallParams params) { 8261 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8262 params.installerPackageName, params.getManifestDigest(), 8263 params.getUser()); 8264 } 8265 8266 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 8267 super(null, null, null, 0, null, null, null); 8268 File codeFile = new File(fullCodePath); 8269 installDir = codeFile.getParentFile(); 8270 codeFileName = fullCodePath; 8271 resourceFileName = fullResourcePath; 8272 libraryPath = nativeLibraryPath; 8273 } 8274 8275 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 8276 super(packageURI, null, null, 0, null, null, null); 8277 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8278 String apkName = getNextCodePath(null, pkgName, ".apk"); 8279 codeFileName = new File(installDir, apkName + ".apk").getPath(); 8280 resourceFileName = getResourcePathFromCodePath(); 8281 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 8282 } 8283 8284 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8285 final long lowThreshold; 8286 8287 final DeviceStorageMonitorInternal 8288 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8289 if (dsm == null) { 8290 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8291 lowThreshold = 0L; 8292 } else { 8293 if (dsm.isMemoryLow()) { 8294 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 8295 return false; 8296 } 8297 8298 lowThreshold = dsm.getMemoryLowThreshold(); 8299 } 8300 8301 try { 8302 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8303 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8304 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 8305 } finally { 8306 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8307 } 8308 } 8309 8310 String getCodePath() { 8311 return codeFileName; 8312 } 8313 8314 void createCopyFile() { 8315 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8316 codeFileName = createTempPackageFile(installDir).getPath(); 8317 resourceFileName = getResourcePathFromCodePath(); 8318 libraryPath = getLibraryPathFromCodePath(); 8319 created = true; 8320 } 8321 8322 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8323 if (temp) { 8324 // Generate temp file name 8325 createCopyFile(); 8326 } 8327 // Get a ParcelFileDescriptor to write to the output file 8328 File codeFile = new File(codeFileName); 8329 if (!created) { 8330 try { 8331 codeFile.createNewFile(); 8332 // Set permissions 8333 if (!setPermissions()) { 8334 // Failed setting permissions. 8335 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8336 } 8337 } catch (IOException e) { 8338 Slog.w(TAG, "Failed to create file " + codeFile); 8339 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8340 } 8341 } 8342 ParcelFileDescriptor out = null; 8343 try { 8344 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 8345 } catch (FileNotFoundException e) { 8346 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 8347 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8348 } 8349 // Copy the resource now 8350 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8351 try { 8352 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8353 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8354 ret = imcs.copyResource(packageURI, null, out); 8355 } finally { 8356 IoUtils.closeQuietly(out); 8357 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8358 } 8359 8360 if (isFwdLocked()) { 8361 final File destResourceFile = new File(getResourcePath()); 8362 8363 // Copy the public files 8364 try { 8365 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 8366 } catch (IOException e) { 8367 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 8368 + " forward-locked app."); 8369 destResourceFile.delete(); 8370 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8371 } 8372 } 8373 8374 final File nativeLibraryFile = new File(getNativeLibraryPath()); 8375 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 8376 if (nativeLibraryFile.exists()) { 8377 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8378 nativeLibraryFile.delete(); 8379 } 8380 try { 8381 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 8382 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 8383 return copyRet; 8384 } 8385 } catch (IOException e) { 8386 Slog.e(TAG, "Copying native libraries failed", e); 8387 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8388 } 8389 8390 return ret; 8391 } 8392 8393 int doPreInstall(int status) { 8394 if (status != PackageManager.INSTALL_SUCCEEDED) { 8395 cleanUp(); 8396 } 8397 return status; 8398 } 8399 8400 boolean doRename(int status, final String pkgName, String oldCodePath) { 8401 if (status != PackageManager.INSTALL_SUCCEEDED) { 8402 cleanUp(); 8403 return false; 8404 } else { 8405 final File oldCodeFile = new File(getCodePath()); 8406 final File oldResourceFile = new File(getResourcePath()); 8407 final File oldLibraryFile = new File(getNativeLibraryPath()); 8408 8409 // Rename APK file based on packageName 8410 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 8411 final File newCodeFile = new File(installDir, apkName + ".apk"); 8412 if (!oldCodeFile.renameTo(newCodeFile)) { 8413 return false; 8414 } 8415 codeFileName = newCodeFile.getPath(); 8416 8417 // Rename public resource file if it's forward-locked. 8418 final File newResFile = new File(getResourcePathFromCodePath()); 8419 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 8420 return false; 8421 } 8422 resourceFileName = newResFile.getPath(); 8423 8424 // Rename library path 8425 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 8426 if (newLibraryFile.exists()) { 8427 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 8428 newLibraryFile.delete(); 8429 } 8430 if (!oldLibraryFile.renameTo(newLibraryFile)) { 8431 Slog.e(TAG, "Cannot rename native library directory " 8432 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 8433 return false; 8434 } 8435 libraryPath = newLibraryFile.getPath(); 8436 8437 // Attempt to set permissions 8438 if (!setPermissions()) { 8439 return false; 8440 } 8441 8442 if (!SELinux.restorecon(newCodeFile)) { 8443 return false; 8444 } 8445 8446 return true; 8447 } 8448 } 8449 8450 int doPostInstall(int status, int uid) { 8451 if (status != PackageManager.INSTALL_SUCCEEDED) { 8452 cleanUp(); 8453 } 8454 return status; 8455 } 8456 8457 String getResourcePath() { 8458 return resourceFileName; 8459 } 8460 8461 private String getResourcePathFromCodePath() { 8462 final String codePath = getCodePath(); 8463 if (isFwdLocked()) { 8464 final StringBuilder sb = new StringBuilder(); 8465 8466 sb.append(mAppInstallDir.getPath()); 8467 sb.append('/'); 8468 sb.append(getApkName(codePath)); 8469 sb.append(".zip"); 8470 8471 /* 8472 * If our APK is a temporary file, mark the resource as a 8473 * temporary file as well so it can be cleaned up after 8474 * catastrophic failure. 8475 */ 8476 if (codePath.endsWith(".tmp")) { 8477 sb.append(".tmp"); 8478 } 8479 8480 return sb.toString(); 8481 } else { 8482 return codePath; 8483 } 8484 } 8485 8486 private String getLibraryPathFromCodePath() { 8487 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 8488 } 8489 8490 @Override 8491 String getNativeLibraryPath() { 8492 if (libraryPath == null) { 8493 libraryPath = getLibraryPathFromCodePath(); 8494 } 8495 return libraryPath; 8496 } 8497 8498 private boolean cleanUp() { 8499 boolean ret = true; 8500 String sourceDir = getCodePath(); 8501 String publicSourceDir = getResourcePath(); 8502 if (sourceDir != null) { 8503 File sourceFile = new File(sourceDir); 8504 if (!sourceFile.exists()) { 8505 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 8506 ret = false; 8507 } 8508 // Delete application's code and resources 8509 sourceFile.delete(); 8510 } 8511 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 8512 final File publicSourceFile = new File(publicSourceDir); 8513 if (!publicSourceFile.exists()) { 8514 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 8515 } 8516 if (publicSourceFile.exists()) { 8517 publicSourceFile.delete(); 8518 } 8519 } 8520 8521 if (libraryPath != null) { 8522 File nativeLibraryFile = new File(libraryPath); 8523 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8524 if (!nativeLibraryFile.delete()) { 8525 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 8526 } 8527 } 8528 8529 return ret; 8530 } 8531 8532 void cleanUpResourcesLI() { 8533 String sourceDir = getCodePath(); 8534 if (cleanUp()) { 8535 int retCode = mInstaller.rmdex(sourceDir); 8536 if (retCode < 0) { 8537 Slog.w(TAG, "Couldn't remove dex file for package: " 8538 + " at location " 8539 + sourceDir + ", retcode=" + retCode); 8540 // we don't consider this to be a failure of the core package deletion 8541 } 8542 } 8543 } 8544 8545 private boolean setPermissions() { 8546 // TODO Do this in a more elegant way later on. for now just a hack 8547 if (!isFwdLocked()) { 8548 final int filePermissions = 8549 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 8550 |FileUtils.S_IROTH; 8551 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 8552 if (retCode != 0) { 8553 Slog.e(TAG, "Couldn't set new package file permissions for " + 8554 getCodePath() 8555 + ". The return code was: " + retCode); 8556 // TODO Define new internal error 8557 return false; 8558 } 8559 return true; 8560 } 8561 return true; 8562 } 8563 8564 boolean doPostDeleteLI(boolean delete) { 8565 // XXX err, shouldn't we respect the delete flag? 8566 cleanUpResourcesLI(); 8567 return true; 8568 } 8569 } 8570 8571 private boolean isAsecExternal(String cid) { 8572 final String asecPath = PackageHelper.getSdFilesystem(cid); 8573 return !asecPath.startsWith(mAsecInternalPath); 8574 } 8575 8576 /** 8577 * Extract the MountService "container ID" from the full code path of an 8578 * .apk. 8579 */ 8580 static String cidFromCodePath(String fullCodePath) { 8581 int eidx = fullCodePath.lastIndexOf("/"); 8582 String subStr1 = fullCodePath.substring(0, eidx); 8583 int sidx = subStr1.lastIndexOf("/"); 8584 return subStr1.substring(sidx+1, eidx); 8585 } 8586 8587 class AsecInstallArgs extends InstallArgs { 8588 static final String RES_FILE_NAME = "pkg.apk"; 8589 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 8590 8591 String cid; 8592 String packagePath; 8593 String resourcePath; 8594 String libraryPath; 8595 8596 AsecInstallArgs(InstallParams params) { 8597 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8598 params.installerPackageName, params.getManifestDigest(), 8599 params.getUser()); 8600 } 8601 8602 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 8603 boolean isExternal, boolean isForwardLocked) { 8604 super(null, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8605 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8606 null, null, null); 8607 // Extract cid from fullCodePath 8608 int eidx = fullCodePath.lastIndexOf("/"); 8609 String subStr1 = fullCodePath.substring(0, eidx); 8610 int sidx = subStr1.lastIndexOf("/"); 8611 cid = subStr1.substring(sidx+1, eidx); 8612 setCachePath(subStr1); 8613 } 8614 8615 AsecInstallArgs(String cid, boolean isForwardLocked) { 8616 super(null, null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 8617 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8618 null, null, null); 8619 this.cid = cid; 8620 setCachePath(PackageHelper.getSdDir(cid)); 8621 } 8622 8623 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 8624 super(packageURI, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8625 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8626 null, null, null); 8627 this.cid = cid; 8628 } 8629 8630 void createCopyFile() { 8631 cid = getTempContainerId(); 8632 } 8633 8634 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8635 try { 8636 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8637 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8638 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 8639 } finally { 8640 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8641 } 8642 } 8643 8644 private final boolean isExternal() { 8645 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8646 } 8647 8648 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8649 if (temp) { 8650 createCopyFile(); 8651 } else { 8652 /* 8653 * Pre-emptively destroy the container since it's destroyed if 8654 * copying fails due to it existing anyway. 8655 */ 8656 PackageHelper.destroySdDir(cid); 8657 } 8658 8659 final String newCachePath; 8660 try { 8661 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8662 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8663 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 8664 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 8665 } finally { 8666 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8667 } 8668 8669 if (newCachePath != null) { 8670 setCachePath(newCachePath); 8671 return PackageManager.INSTALL_SUCCEEDED; 8672 } else { 8673 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8674 } 8675 } 8676 8677 @Override 8678 String getCodePath() { 8679 return packagePath; 8680 } 8681 8682 @Override 8683 String getResourcePath() { 8684 return resourcePath; 8685 } 8686 8687 @Override 8688 String getNativeLibraryPath() { 8689 return libraryPath; 8690 } 8691 8692 int doPreInstall(int status) { 8693 if (status != PackageManager.INSTALL_SUCCEEDED) { 8694 // Destroy container 8695 PackageHelper.destroySdDir(cid); 8696 } else { 8697 boolean mounted = PackageHelper.isContainerMounted(cid); 8698 if (!mounted) { 8699 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 8700 Process.SYSTEM_UID); 8701 if (newCachePath != null) { 8702 setCachePath(newCachePath); 8703 } else { 8704 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8705 } 8706 } 8707 } 8708 return status; 8709 } 8710 8711 boolean doRename(int status, final String pkgName, 8712 String oldCodePath) { 8713 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 8714 String newCachePath = null; 8715 if (PackageHelper.isContainerMounted(cid)) { 8716 // Unmount the container 8717 if (!PackageHelper.unMountSdDir(cid)) { 8718 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 8719 return false; 8720 } 8721 } 8722 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8723 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 8724 " which might be stale. Will try to clean up."); 8725 // Clean up the stale container and proceed to recreate. 8726 if (!PackageHelper.destroySdDir(newCacheId)) { 8727 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 8728 return false; 8729 } 8730 // Successfully cleaned up stale container. Try to rename again. 8731 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8732 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 8733 + " inspite of cleaning it up."); 8734 return false; 8735 } 8736 } 8737 if (!PackageHelper.isContainerMounted(newCacheId)) { 8738 Slog.w(TAG, "Mounting container " + newCacheId); 8739 newCachePath = PackageHelper.mountSdDir(newCacheId, 8740 getEncryptKey(), Process.SYSTEM_UID); 8741 } else { 8742 newCachePath = PackageHelper.getSdDir(newCacheId); 8743 } 8744 if (newCachePath == null) { 8745 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 8746 return false; 8747 } 8748 Log.i(TAG, "Succesfully renamed " + cid + 8749 " to " + newCacheId + 8750 " at new path: " + newCachePath); 8751 cid = newCacheId; 8752 setCachePath(newCachePath); 8753 return true; 8754 } 8755 8756 private void setCachePath(String newCachePath) { 8757 File cachePath = new File(newCachePath); 8758 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 8759 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 8760 8761 if (isFwdLocked()) { 8762 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 8763 } else { 8764 resourcePath = packagePath; 8765 } 8766 } 8767 8768 int doPostInstall(int status, int uid) { 8769 if (status != PackageManager.INSTALL_SUCCEEDED) { 8770 cleanUp(); 8771 } else { 8772 final int groupOwner; 8773 final String protectedFile; 8774 if (isFwdLocked()) { 8775 groupOwner = UserHandle.getSharedAppGid(uid); 8776 protectedFile = RES_FILE_NAME; 8777 } else { 8778 groupOwner = -1; 8779 protectedFile = null; 8780 } 8781 8782 if (uid < Process.FIRST_APPLICATION_UID 8783 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 8784 Slog.e(TAG, "Failed to finalize " + cid); 8785 PackageHelper.destroySdDir(cid); 8786 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8787 } 8788 8789 boolean mounted = PackageHelper.isContainerMounted(cid); 8790 if (!mounted) { 8791 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 8792 } 8793 } 8794 return status; 8795 } 8796 8797 private void cleanUp() { 8798 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 8799 8800 // Destroy secure container 8801 PackageHelper.destroySdDir(cid); 8802 } 8803 8804 void cleanUpResourcesLI() { 8805 String sourceFile = getCodePath(); 8806 // Remove dex file 8807 int retCode = mInstaller.rmdex(sourceFile); 8808 if (retCode < 0) { 8809 Slog.w(TAG, "Couldn't remove dex file for package: " 8810 + " at location " 8811 + sourceFile.toString() + ", retcode=" + retCode); 8812 // we don't consider this to be a failure of the core package deletion 8813 } 8814 cleanUp(); 8815 } 8816 8817 boolean matchContainer(String app) { 8818 if (cid.startsWith(app)) { 8819 return true; 8820 } 8821 return false; 8822 } 8823 8824 String getPackageName() { 8825 return getAsecPackageName(cid); 8826 } 8827 8828 boolean doPostDeleteLI(boolean delete) { 8829 boolean ret = false; 8830 boolean mounted = PackageHelper.isContainerMounted(cid); 8831 if (mounted) { 8832 // Unmount first 8833 ret = PackageHelper.unMountSdDir(cid); 8834 } 8835 if (ret && delete) { 8836 cleanUpResourcesLI(); 8837 } 8838 return ret; 8839 } 8840 8841 @Override 8842 int doPreCopy() { 8843 if (isFwdLocked()) { 8844 if (!PackageHelper.fixSdPermissions(cid, 8845 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 8846 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8847 } 8848 } 8849 8850 return PackageManager.INSTALL_SUCCEEDED; 8851 } 8852 8853 @Override 8854 int doPostCopy(int uid) { 8855 if (isFwdLocked()) { 8856 if (uid < Process.FIRST_APPLICATION_UID 8857 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 8858 RES_FILE_NAME)) { 8859 Slog.e(TAG, "Failed to finalize " + cid); 8860 PackageHelper.destroySdDir(cid); 8861 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8862 } 8863 } 8864 8865 return PackageManager.INSTALL_SUCCEEDED; 8866 } 8867 }; 8868 8869 static String getAsecPackageName(String packageCid) { 8870 int idx = packageCid.lastIndexOf("-"); 8871 if (idx == -1) { 8872 return packageCid; 8873 } 8874 return packageCid.substring(0, idx); 8875 } 8876 8877 // Utility method used to create code paths based on package name and available index. 8878 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 8879 String idxStr = ""; 8880 int idx = 1; 8881 // Fall back to default value of idx=1 if prefix is not 8882 // part of oldCodePath 8883 if (oldCodePath != null) { 8884 String subStr = oldCodePath; 8885 // Drop the suffix right away 8886 if (subStr.endsWith(suffix)) { 8887 subStr = subStr.substring(0, subStr.length() - suffix.length()); 8888 } 8889 // If oldCodePath already contains prefix find out the 8890 // ending index to either increment or decrement. 8891 int sidx = subStr.lastIndexOf(prefix); 8892 if (sidx != -1) { 8893 subStr = subStr.substring(sidx + prefix.length()); 8894 if (subStr != null) { 8895 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 8896 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 8897 } 8898 try { 8899 idx = Integer.parseInt(subStr); 8900 if (idx <= 1) { 8901 idx++; 8902 } else { 8903 idx--; 8904 } 8905 } catch(NumberFormatException e) { 8906 } 8907 } 8908 } 8909 } 8910 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 8911 return prefix + idxStr; 8912 } 8913 8914 // Utility method used to ignore ADD/REMOVE events 8915 // by directory observer. 8916 private static boolean ignoreCodePath(String fullPathStr) { 8917 String apkName = getApkName(fullPathStr); 8918 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 8919 if (idx != -1 && ((idx+1) < apkName.length())) { 8920 // Make sure the package ends with a numeral 8921 String version = apkName.substring(idx+1); 8922 try { 8923 Integer.parseInt(version); 8924 return true; 8925 } catch (NumberFormatException e) {} 8926 } 8927 return false; 8928 } 8929 8930 // Utility method that returns the relative package path with respect 8931 // to the installation directory. Like say for /data/data/com.test-1.apk 8932 // string com.test-1 is returned. 8933 static String getApkName(String codePath) { 8934 if (codePath == null) { 8935 return null; 8936 } 8937 int sidx = codePath.lastIndexOf("/"); 8938 int eidx = codePath.lastIndexOf("."); 8939 if (eidx == -1) { 8940 eidx = codePath.length(); 8941 } else if (eidx == 0) { 8942 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 8943 return null; 8944 } 8945 return codePath.substring(sidx+1, eidx); 8946 } 8947 8948 class PackageInstalledInfo { 8949 String name; 8950 int uid; 8951 // The set of users that originally had this package installed. 8952 int[] origUsers; 8953 // The set of users that now have this package installed. 8954 int[] newUsers; 8955 PackageParser.Package pkg; 8956 int returnCode; 8957 PackageRemovedInfo removedInfo; 8958 8959 // In some error cases we want to convey more info back to the observer 8960 String origPackage; 8961 String origPermission; 8962 } 8963 8964 /* 8965 * Install a non-existing package. 8966 */ 8967 private void installNewPackageLI(PackageParser.Package pkg, 8968 int parseFlags, int scanMode, UserHandle user, 8969 String installerPackageName, PackageInstalledInfo res) { 8970 // Remember this for later, in case we need to rollback this install 8971 String pkgName = pkg.packageName; 8972 8973 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 8974 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 8975 synchronized(mPackages) { 8976 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 8977 // A package with the same name is already installed, though 8978 // it has been renamed to an older name. The package we 8979 // are trying to install should be installed as an update to 8980 // the existing one, but that has not been requested, so bail. 8981 Slog.w(TAG, "Attempt to re-install " + pkgName 8982 + " without first uninstalling package running as " 8983 + mSettings.mRenamedPackages.get(pkgName)); 8984 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8985 return; 8986 } 8987 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 8988 // Don't allow installation over an existing package with the same name. 8989 Slog.w(TAG, "Attempt to re-install " + pkgName 8990 + " without first uninstalling."); 8991 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8992 return; 8993 } 8994 } 8995 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 8996 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 8997 System.currentTimeMillis(), user); 8998 if (newPackage == null) { 8999 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9000 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9001 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9002 } 9003 } else { 9004 updateSettingsLI(newPackage, 9005 installerPackageName, 9006 null, null, 9007 res); 9008 // delete the partially installed application. the data directory will have to be 9009 // restored if it was already existing 9010 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9011 // remove package from internal structures. Note that we want deletePackageX to 9012 // delete the package data and cache directories that it created in 9013 // scanPackageLocked, unless those directories existed before we even tried to 9014 // install. 9015 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9016 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9017 res.removedInfo, true); 9018 } 9019 } 9020 } 9021 9022 private void replacePackageLI(PackageParser.Package pkg, 9023 int parseFlags, int scanMode, UserHandle user, 9024 String installerPackageName, PackageInstalledInfo res) { 9025 9026 PackageParser.Package oldPackage; 9027 String pkgName = pkg.packageName; 9028 int[] allUsers; 9029 boolean[] perUserInstalled; 9030 9031 // First find the old package info and check signatures 9032 synchronized(mPackages) { 9033 oldPackage = mPackages.get(pkgName); 9034 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9035 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9036 != PackageManager.SIGNATURE_MATCH) { 9037 Slog.w(TAG, "New package has a different signature: " + pkgName); 9038 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9039 return; 9040 } 9041 9042 // In case of rollback, remember per-user/profile install state 9043 PackageSetting ps = mSettings.mPackages.get(pkgName); 9044 allUsers = sUserManager.getUserIds(); 9045 perUserInstalled = new boolean[allUsers.length]; 9046 for (int i = 0; i < allUsers.length; i++) { 9047 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9048 } 9049 } 9050 boolean sysPkg = (isSystemApp(oldPackage)); 9051 if (sysPkg) { 9052 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9053 user, allUsers, perUserInstalled, installerPackageName, res); 9054 } else { 9055 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9056 user, allUsers, perUserInstalled, installerPackageName, res); 9057 } 9058 } 9059 9060 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9061 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9062 int[] allUsers, boolean[] perUserInstalled, 9063 String installerPackageName, PackageInstalledInfo res) { 9064 PackageParser.Package newPackage = null; 9065 String pkgName = deletedPackage.packageName; 9066 boolean deletedPkg = true; 9067 boolean updatedSettings = false; 9068 9069 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9070 + deletedPackage); 9071 long origUpdateTime; 9072 if (pkg.mExtras != null) { 9073 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9074 } else { 9075 origUpdateTime = 0; 9076 } 9077 9078 // First delete the existing package while retaining the data directory 9079 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9080 res.removedInfo, true)) { 9081 // If the existing package wasn't successfully deleted 9082 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9083 deletedPkg = false; 9084 } else { 9085 // Successfully deleted the old package. Now proceed with re-installation 9086 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9087 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9088 System.currentTimeMillis(), user); 9089 if (newPackage == null) { 9090 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9091 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9092 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9093 } 9094 } else { 9095 updateSettingsLI(newPackage, 9096 installerPackageName, 9097 allUsers, perUserInstalled, 9098 res); 9099 updatedSettings = true; 9100 } 9101 } 9102 9103 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9104 // remove package from internal structures. Note that we want deletePackageX to 9105 // delete the package data and cache directories that it created in 9106 // scanPackageLocked, unless those directories existed before we even tried to 9107 // install. 9108 if(updatedSettings) { 9109 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9110 deletePackageLI( 9111 pkgName, null, true, allUsers, perUserInstalled, 9112 PackageManager.DELETE_KEEP_DATA, 9113 res.removedInfo, true); 9114 } 9115 // Since we failed to install the new package we need to restore the old 9116 // package that we deleted. 9117 if(deletedPkg) { 9118 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9119 File restoreFile = new File(deletedPackage.mPath); 9120 // Parse old package 9121 boolean oldOnSd = isExternal(deletedPackage); 9122 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9123 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9124 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9125 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9126 | SCAN_UPDATE_TIME; 9127 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 9128 origUpdateTime, null) == null) { 9129 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 9130 return; 9131 } 9132 // Restore of old package succeeded. Update permissions. 9133 // writer 9134 synchronized (mPackages) { 9135 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9136 UPDATE_PERMISSIONS_ALL); 9137 // can downgrade to reader 9138 mSettings.writeLPr(); 9139 } 9140 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9141 } 9142 } 9143 } 9144 9145 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9146 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9147 int[] allUsers, boolean[] perUserInstalled, 9148 String installerPackageName, PackageInstalledInfo res) { 9149 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9150 + ", old=" + deletedPackage); 9151 PackageParser.Package newPackage = null; 9152 boolean updatedSettings = false; 9153 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 9154 PackageParser.PARSE_IS_SYSTEM; 9155 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9156 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9157 } 9158 String packageName = deletedPackage.packageName; 9159 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9160 if (packageName == null) { 9161 Slog.w(TAG, "Attempt to delete null packageName."); 9162 return; 9163 } 9164 PackageParser.Package oldPkg; 9165 PackageSetting oldPkgSetting; 9166 // reader 9167 synchronized (mPackages) { 9168 oldPkg = mPackages.get(packageName); 9169 oldPkgSetting = mSettings.mPackages.get(packageName); 9170 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9171 (oldPkgSetting == null)) { 9172 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 9173 return; 9174 } 9175 } 9176 9177 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9178 9179 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9180 res.removedInfo.removedPackage = packageName; 9181 // Remove existing system package 9182 removePackageLI(oldPkgSetting, true); 9183 // writer 9184 synchronized (mPackages) { 9185 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9186 // We didn't need to disable the .apk as a current system package, 9187 // which means we are replacing another update that is already 9188 // installed. We need to make sure to delete the older one's .apk. 9189 res.removedInfo.args = createInstallArgs(0, 9190 deletedPackage.applicationInfo.sourceDir, 9191 deletedPackage.applicationInfo.publicSourceDir, 9192 deletedPackage.applicationInfo.nativeLibraryDir); 9193 } else { 9194 res.removedInfo.args = null; 9195 } 9196 } 9197 9198 // Successfully disabled the old package. Now proceed with re-installation 9199 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9200 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9201 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 9202 if (newPackage == null) { 9203 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9204 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9205 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9206 } 9207 } else { 9208 if (newPackage.mExtras != null) { 9209 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 9210 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 9211 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 9212 } 9213 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9214 updatedSettings = true; 9215 } 9216 9217 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9218 // Re installation failed. Restore old information 9219 // Remove new pkg information 9220 if (newPackage != null) { 9221 removeInstalledPackageLI(newPackage, true); 9222 } 9223 // Add back the old system package 9224 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 9225 // Restore the old system information in Settings 9226 synchronized(mPackages) { 9227 if (updatedSettings) { 9228 mSettings.enableSystemPackageLPw(packageName); 9229 mSettings.setInstallerPackageName(packageName, 9230 oldPkgSetting.installerPackageName); 9231 } 9232 mSettings.writeLPr(); 9233 } 9234 } 9235 } 9236 9237 // Utility method used to move dex files during install. 9238 private int moveDexFilesLI(PackageParser.Package newPackage) { 9239 int retCode; 9240 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 9241 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 9242 if (retCode != 0) { 9243 if (mNoDexOpt) { 9244 /* 9245 * If we're in an engineering build, programs are lazily run 9246 * through dexopt. If the .dex file doesn't exist yet, it 9247 * will be created when the program is run next. 9248 */ 9249 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 9250 } else { 9251 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 9252 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9253 } 9254 } 9255 } 9256 return PackageManager.INSTALL_SUCCEEDED; 9257 } 9258 9259 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 9260 int[] allUsers, boolean[] perUserInstalled, 9261 PackageInstalledInfo res) { 9262 String pkgName = newPackage.packageName; 9263 synchronized (mPackages) { 9264 //write settings. the installStatus will be incomplete at this stage. 9265 //note that the new package setting would have already been 9266 //added to mPackages. It hasn't been persisted yet. 9267 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 9268 mSettings.writeLPr(); 9269 } 9270 9271 if ((res.returnCode = moveDexFilesLI(newPackage)) 9272 != PackageManager.INSTALL_SUCCEEDED) { 9273 // Discontinue if moving dex files failed. 9274 return; 9275 } 9276 9277 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.mPath); 9278 9279 synchronized (mPackages) { 9280 updatePermissionsLPw(newPackage.packageName, newPackage, 9281 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 9282 ? UPDATE_PERMISSIONS_ALL : 0)); 9283 // For system-bundled packages, we assume that installing an upgraded version 9284 // of the package implies that the user actually wants to run that new code, 9285 // so we enable the package. 9286 if (isSystemApp(newPackage)) { 9287 // NB: implicit assumption that system package upgrades apply to all users 9288 if (DEBUG_INSTALL) { 9289 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 9290 } 9291 PackageSetting ps = mSettings.mPackages.get(pkgName); 9292 if (ps != null) { 9293 if (res.origUsers != null) { 9294 for (int userHandle : res.origUsers) { 9295 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 9296 userHandle, installerPackageName); 9297 } 9298 } 9299 // Also convey the prior install/uninstall state 9300 if (allUsers != null && perUserInstalled != null) { 9301 for (int i = 0; i < allUsers.length; i++) { 9302 if (DEBUG_INSTALL) { 9303 Slog.d(TAG, " user " + allUsers[i] 9304 + " => " + perUserInstalled[i]); 9305 } 9306 ps.setInstalled(perUserInstalled[i], allUsers[i]); 9307 } 9308 // these install state changes will be persisted in the 9309 // upcoming call to mSettings.writeLPr(). 9310 } 9311 } 9312 } 9313 res.name = pkgName; 9314 res.uid = newPackage.applicationInfo.uid; 9315 res.pkg = newPackage; 9316 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 9317 mSettings.setInstallerPackageName(pkgName, installerPackageName); 9318 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9319 //to update install status 9320 mSettings.writeLPr(); 9321 } 9322 } 9323 9324 private void installPackageLI(InstallArgs args, 9325 boolean newInstall, PackageInstalledInfo res) { 9326 int pFlags = args.flags; 9327 String installerPackageName = args.installerPackageName; 9328 File tmpPackageFile = new File(args.getCodePath()); 9329 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 9330 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 9331 boolean replace = false; 9332 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 9333 | (newInstall ? SCAN_NEW_INSTALL : 0); 9334 // Result object to be returned 9335 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9336 9337 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 9338 // Retrieve PackageSettings and parse package 9339 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 9340 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 9341 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 9342 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 9343 pp.setSeparateProcesses(mSeparateProcesses); 9344 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 9345 null, mMetrics, parseFlags); 9346 if (pkg == null) { 9347 res.returnCode = pp.getParseError(); 9348 return; 9349 } 9350 String pkgName = res.name = pkg.packageName; 9351 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 9352 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 9353 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 9354 return; 9355 } 9356 } 9357 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 9358 res.returnCode = pp.getParseError(); 9359 return; 9360 } 9361 9362 /* If the installer passed in a manifest digest, compare it now. */ 9363 if (args.manifestDigest != null) { 9364 if (DEBUG_INSTALL) { 9365 final String parsedManifest = pkg.manifestDigest == null ? "null" 9366 : pkg.manifestDigest.toString(); 9367 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 9368 + parsedManifest); 9369 } 9370 9371 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 9372 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 9373 return; 9374 } 9375 } else if (DEBUG_INSTALL) { 9376 final String parsedManifest = pkg.manifestDigest == null 9377 ? "null" : pkg.manifestDigest.toString(); 9378 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 9379 } 9380 9381 // Get rid of all references to package scan path via parser. 9382 pp = null; 9383 String oldCodePath = null; 9384 boolean systemApp = false; 9385 synchronized (mPackages) { 9386 // Check whether the newly-scanned package wants to define an already-defined perm 9387 int N = pkg.permissions.size(); 9388 for (int i = 0; i < N; i++) { 9389 PackageParser.Permission perm = pkg.permissions.get(i); 9390 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 9391 if (bp != null) { 9392 Slog.w(TAG, "Package " + pkg.packageName 9393 + " attempting to redeclare permission " + perm.info.name 9394 + " already owned by " + bp.sourcePackage); 9395 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 9396 res.origPermission = perm.info.name; 9397 res.origPackage = bp.sourcePackage; 9398 return; 9399 } 9400 } 9401 9402 // Check if installing already existing package 9403 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9404 String oldName = mSettings.mRenamedPackages.get(pkgName); 9405 if (pkg.mOriginalPackages != null 9406 && pkg.mOriginalPackages.contains(oldName) 9407 && mPackages.containsKey(oldName)) { 9408 // This package is derived from an original package, 9409 // and this device has been updating from that original 9410 // name. We must continue using the original name, so 9411 // rename the new package here. 9412 pkg.setPackageName(oldName); 9413 pkgName = pkg.packageName; 9414 replace = true; 9415 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 9416 + oldName + " pkgName=" + pkgName); 9417 } else if (mPackages.containsKey(pkgName)) { 9418 // This package, under its official name, already exists 9419 // on the device; we should replace it. 9420 replace = true; 9421 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 9422 } 9423 } 9424 PackageSetting ps = mSettings.mPackages.get(pkgName); 9425 if (ps != null) { 9426 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 9427 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 9428 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 9429 systemApp = (ps.pkg.applicationInfo.flags & 9430 ApplicationInfo.FLAG_SYSTEM) != 0; 9431 } 9432 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9433 } 9434 } 9435 9436 if (systemApp && onSd) { 9437 // Disable updates to system apps on sdcard 9438 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 9439 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9440 return; 9441 } 9442 9443 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 9444 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9445 return; 9446 } 9447 // Set application objects path explicitly after the rename 9448 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 9449 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 9450 if (replace) { 9451 replacePackageLI(pkg, parseFlags, scanMode, args.user, 9452 installerPackageName, res); 9453 } else { 9454 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 9455 installerPackageName, res); 9456 } 9457 synchronized (mPackages) { 9458 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9459 if (ps != null) { 9460 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9461 } 9462 } 9463 } 9464 9465 private static boolean isForwardLocked(PackageParser.Package pkg) { 9466 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9467 } 9468 9469 9470 private boolean isForwardLocked(PackageSetting ps) { 9471 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9472 } 9473 9474 private static boolean isExternal(PackageParser.Package pkg) { 9475 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9476 } 9477 9478 private static boolean isExternal(PackageSetting ps) { 9479 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9480 } 9481 9482 private static boolean isSystemApp(PackageParser.Package pkg) { 9483 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9484 } 9485 9486 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 9487 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 9488 } 9489 9490 private static boolean isSystemApp(ApplicationInfo info) { 9491 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9492 } 9493 9494 private static boolean isSystemApp(PackageSetting ps) { 9495 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 9496 } 9497 9498 private static boolean isUpdatedSystemApp(PackageSetting ps) { 9499 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9500 } 9501 9502 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 9503 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9504 } 9505 9506 private int packageFlagsToInstallFlags(PackageSetting ps) { 9507 int installFlags = 0; 9508 if (isExternal(ps)) { 9509 installFlags |= PackageManager.INSTALL_EXTERNAL; 9510 } 9511 if (isForwardLocked(ps)) { 9512 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9513 } 9514 return installFlags; 9515 } 9516 9517 private void deleteTempPackageFiles() { 9518 final FilenameFilter filter = new FilenameFilter() { 9519 public boolean accept(File dir, String name) { 9520 return name.startsWith("vmdl") && name.endsWith(".tmp"); 9521 } 9522 }; 9523 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 9524 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 9525 } 9526 9527 private static final void deleteTempPackageFilesInDirectory(File directory, 9528 FilenameFilter filter) { 9529 final String[] tmpFilesList = directory.list(filter); 9530 if (tmpFilesList == null) { 9531 return; 9532 } 9533 for (int i = 0; i < tmpFilesList.length; i++) { 9534 final File tmpFile = new File(directory, tmpFilesList[i]); 9535 tmpFile.delete(); 9536 } 9537 } 9538 9539 private File createTempPackageFile(File installDir) { 9540 File tmpPackageFile; 9541 try { 9542 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 9543 } catch (IOException e) { 9544 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 9545 return null; 9546 } 9547 try { 9548 FileUtils.setPermissions( 9549 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 9550 -1, -1); 9551 if (!SELinux.restorecon(tmpPackageFile)) { 9552 return null; 9553 } 9554 } catch (IOException e) { 9555 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 9556 return null; 9557 } 9558 return tmpPackageFile; 9559 } 9560 9561 @Override 9562 public void deletePackageAsUser(final String packageName, 9563 final IPackageDeleteObserver observer, 9564 final int userId, final int flags) { 9565 mContext.enforceCallingOrSelfPermission( 9566 android.Manifest.permission.DELETE_PACKAGES, null); 9567 final int uid = Binder.getCallingUid(); 9568 if (UserHandle.getUserId(uid) != userId) { 9569 mContext.enforceCallingPermission( 9570 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 9571 "deletePackage for user " + userId); 9572 } 9573 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 9574 try { 9575 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 9576 } catch (RemoteException re) { 9577 } 9578 return; 9579 } 9580 9581 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 9582 // Queue up an async operation since the package deletion may take a little while. 9583 mHandler.post(new Runnable() { 9584 public void run() { 9585 mHandler.removeCallbacks(this); 9586 final int returnCode = deletePackageX(packageName, userId, flags); 9587 if (observer != null) { 9588 try { 9589 observer.packageDeleted(packageName, returnCode); 9590 } catch (RemoteException e) { 9591 Log.i(TAG, "Observer no longer exists."); 9592 } //end catch 9593 } //end if 9594 } //end run 9595 }); 9596 } 9597 9598 private boolean isPackageDeviceAdmin(String packageName, int userId) { 9599 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 9600 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 9601 try { 9602 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 9603 || dpm.isDeviceOwner(packageName))) { 9604 return true; 9605 } 9606 } catch (RemoteException e) { 9607 } 9608 return false; 9609 } 9610 9611 /** 9612 * This method is an internal method that could be get invoked either 9613 * to delete an installed package or to clean up a failed installation. 9614 * After deleting an installed package, a broadcast is sent to notify any 9615 * listeners that the package has been installed. For cleaning up a failed 9616 * installation, the broadcast is not necessary since the package's 9617 * installation wouldn't have sent the initial broadcast either 9618 * The key steps in deleting a package are 9619 * deleting the package information in internal structures like mPackages, 9620 * deleting the packages base directories through installd 9621 * updating mSettings to reflect current status 9622 * persisting settings for later use 9623 * sending a broadcast if necessary 9624 */ 9625 private int deletePackageX(String packageName, int userId, int flags) { 9626 final PackageRemovedInfo info = new PackageRemovedInfo(); 9627 final boolean res; 9628 9629 if (isPackageDeviceAdmin(packageName, userId)) { 9630 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 9631 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 9632 } 9633 9634 boolean removedForAllUsers = false; 9635 boolean systemUpdate = false; 9636 9637 // for the uninstall-updates case and restricted profiles, remember the per- 9638 // userhandle installed state 9639 int[] allUsers; 9640 boolean[] perUserInstalled; 9641 synchronized (mPackages) { 9642 PackageSetting ps = mSettings.mPackages.get(packageName); 9643 allUsers = sUserManager.getUserIds(); 9644 perUserInstalled = new boolean[allUsers.length]; 9645 for (int i = 0; i < allUsers.length; i++) { 9646 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9647 } 9648 } 9649 9650 synchronized (mInstallLock) { 9651 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 9652 res = deletePackageLI(packageName, 9653 (flags & PackageManager.DELETE_ALL_USERS) != 0 9654 ? UserHandle.ALL : new UserHandle(userId), 9655 true, allUsers, perUserInstalled, 9656 flags | REMOVE_CHATTY, info, true); 9657 systemUpdate = info.isRemovedPackageSystemUpdate; 9658 if (res && !systemUpdate && mPackages.get(packageName) == null) { 9659 removedForAllUsers = true; 9660 } 9661 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 9662 + " removedForAllUsers=" + removedForAllUsers); 9663 } 9664 9665 if (res) { 9666 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 9667 9668 // If the removed package was a system update, the old system package 9669 // was re-enabled; we need to broadcast this information 9670 if (systemUpdate) { 9671 Bundle extras = new Bundle(1); 9672 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 9673 ? info.removedAppId : info.uid); 9674 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9675 9676 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 9677 extras, null, null, null); 9678 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 9679 extras, null, null, null); 9680 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 9681 null, packageName, null, null); 9682 } 9683 } 9684 // Force a gc here. 9685 Runtime.getRuntime().gc(); 9686 // Delete the resources here after sending the broadcast to let 9687 // other processes clean up before deleting resources. 9688 if (info.args != null) { 9689 synchronized (mInstallLock) { 9690 info.args.doPostDeleteLI(true); 9691 } 9692 } 9693 9694 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 9695 } 9696 9697 static class PackageRemovedInfo { 9698 String removedPackage; 9699 int uid = -1; 9700 int removedAppId = -1; 9701 int[] removedUsers = null; 9702 boolean isRemovedPackageSystemUpdate = false; 9703 // Clean up resources deleted packages. 9704 InstallArgs args = null; 9705 9706 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 9707 Bundle extras = new Bundle(1); 9708 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 9709 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 9710 if (replacing) { 9711 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9712 } 9713 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 9714 if (removedPackage != null) { 9715 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 9716 extras, null, null, removedUsers); 9717 if (fullRemove && !replacing) { 9718 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 9719 extras, null, null, removedUsers); 9720 } 9721 } 9722 if (removedAppId >= 0) { 9723 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 9724 removedUsers); 9725 } 9726 } 9727 } 9728 9729 /* 9730 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 9731 * flag is not set, the data directory is removed as well. 9732 * make sure this flag is set for partially installed apps. If not its meaningless to 9733 * delete a partially installed application. 9734 */ 9735 private void removePackageDataLI(PackageSetting ps, 9736 int[] allUserHandles, boolean[] perUserInstalled, 9737 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 9738 String packageName = ps.name; 9739 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 9740 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 9741 // Retrieve object to delete permissions for shared user later on 9742 final PackageSetting deletedPs; 9743 // reader 9744 synchronized (mPackages) { 9745 deletedPs = mSettings.mPackages.get(packageName); 9746 if (outInfo != null) { 9747 outInfo.removedPackage = packageName; 9748 outInfo.removedUsers = deletedPs != null 9749 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 9750 : null; 9751 } 9752 } 9753 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9754 removeDataDirsLI(packageName); 9755 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 9756 } 9757 // writer 9758 synchronized (mPackages) { 9759 if (deletedPs != null) { 9760 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9761 if (outInfo != null) { 9762 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 9763 } 9764 if (deletedPs != null) { 9765 updatePermissionsLPw(deletedPs.name, null, 0); 9766 if (deletedPs.sharedUser != null) { 9767 // remove permissions associated with package 9768 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 9769 } 9770 } 9771 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 9772 } 9773 // make sure to preserve per-user disabled state if this removal was just 9774 // a downgrade of a system app to the factory package 9775 if (allUserHandles != null && perUserInstalled != null) { 9776 if (DEBUG_REMOVE) { 9777 Slog.d(TAG, "Propagating install state across downgrade"); 9778 } 9779 for (int i = 0; i < allUserHandles.length; i++) { 9780 if (DEBUG_REMOVE) { 9781 Slog.d(TAG, " user " + allUserHandles[i] 9782 + " => " + perUserInstalled[i]); 9783 } 9784 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9785 } 9786 } 9787 } 9788 // can downgrade to reader 9789 if (writeSettings) { 9790 // Save settings now 9791 mSettings.writeLPr(); 9792 } 9793 } 9794 if (outInfo != null) { 9795 // A user ID was deleted here. Go through all users and remove it 9796 // from KeyStore. 9797 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 9798 } 9799 } 9800 9801 static boolean locationIsPrivileged(File path) { 9802 try { 9803 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 9804 .getCanonicalPath(); 9805 return path.getCanonicalPath().startsWith(privilegedAppDir); 9806 } catch (IOException e) { 9807 Slog.e(TAG, "Unable to access code path " + path); 9808 } 9809 return false; 9810 } 9811 9812 /* 9813 * Tries to delete system package. 9814 */ 9815 private boolean deleteSystemPackageLI(PackageSetting newPs, 9816 int[] allUserHandles, boolean[] perUserInstalled, 9817 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 9818 final boolean applyUserRestrictions 9819 = (allUserHandles != null) && (perUserInstalled != null); 9820 PackageSetting disabledPs = null; 9821 // Confirm if the system package has been updated 9822 // An updated system app can be deleted. This will also have to restore 9823 // the system pkg from system partition 9824 // reader 9825 synchronized (mPackages) { 9826 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 9827 } 9828 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 9829 + " disabledPs=" + disabledPs); 9830 if (disabledPs == null) { 9831 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 9832 return false; 9833 } else if (DEBUG_REMOVE) { 9834 Slog.d(TAG, "Deleting system pkg from data partition"); 9835 } 9836 if (DEBUG_REMOVE) { 9837 if (applyUserRestrictions) { 9838 Slog.d(TAG, "Remembering install states:"); 9839 for (int i = 0; i < allUserHandles.length; i++) { 9840 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 9841 } 9842 } 9843 } 9844 // Delete the updated package 9845 outInfo.isRemovedPackageSystemUpdate = true; 9846 if (disabledPs.versionCode < newPs.versionCode) { 9847 // Delete data for downgrades 9848 flags &= ~PackageManager.DELETE_KEEP_DATA; 9849 } else { 9850 // Preserve data by setting flag 9851 flags |= PackageManager.DELETE_KEEP_DATA; 9852 } 9853 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 9854 allUserHandles, perUserInstalled, outInfo, writeSettings); 9855 if (!ret) { 9856 return false; 9857 } 9858 // writer 9859 synchronized (mPackages) { 9860 // Reinstate the old system package 9861 mSettings.enableSystemPackageLPw(newPs.name); 9862 // Remove any native libraries from the upgraded package. 9863 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 9864 } 9865 // Install the system package 9866 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 9867 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 9868 if (locationIsPrivileged(disabledPs.codePath)) { 9869 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9870 } 9871 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 9872 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 9873 9874 if (newPkg == null) { 9875 Slog.w(TAG, "Failed to restore system package:" + newPs.name 9876 + " with error:" + mLastScanError); 9877 return false; 9878 } 9879 // writer 9880 synchronized (mPackages) { 9881 updatePermissionsLPw(newPkg.packageName, newPkg, 9882 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 9883 if (applyUserRestrictions) { 9884 if (DEBUG_REMOVE) { 9885 Slog.d(TAG, "Propagating install state across reinstall"); 9886 } 9887 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 9888 for (int i = 0; i < allUserHandles.length; i++) { 9889 if (DEBUG_REMOVE) { 9890 Slog.d(TAG, " user " + allUserHandles[i] 9891 + " => " + perUserInstalled[i]); 9892 } 9893 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9894 } 9895 // Regardless of writeSettings we need to ensure that this restriction 9896 // state propagation is persisted 9897 mSettings.writeAllUsersPackageRestrictionsLPr(); 9898 } 9899 // can downgrade to reader here 9900 if (writeSettings) { 9901 mSettings.writeLPr(); 9902 } 9903 } 9904 return true; 9905 } 9906 9907 private boolean deleteInstalledPackageLI(PackageSetting ps, 9908 boolean deleteCodeAndResources, int flags, 9909 int[] allUserHandles, boolean[] perUserInstalled, 9910 PackageRemovedInfo outInfo, boolean writeSettings) { 9911 if (outInfo != null) { 9912 outInfo.uid = ps.appId; 9913 } 9914 9915 // Delete package data from internal structures and also remove data if flag is set 9916 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 9917 9918 // Delete application code and resources 9919 if (deleteCodeAndResources && (outInfo != null)) { 9920 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 9921 ps.resourcePathString, ps.nativeLibraryPathString); 9922 } 9923 return true; 9924 } 9925 9926 /* 9927 * This method handles package deletion in general 9928 */ 9929 private boolean deletePackageLI(String packageName, UserHandle user, 9930 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 9931 int flags, PackageRemovedInfo outInfo, 9932 boolean writeSettings) { 9933 if (packageName == null) { 9934 Slog.w(TAG, "Attempt to delete null packageName."); 9935 return false; 9936 } 9937 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 9938 PackageSetting ps; 9939 boolean dataOnly = false; 9940 int removeUser = -1; 9941 int appId = -1; 9942 synchronized (mPackages) { 9943 ps = mSettings.mPackages.get(packageName); 9944 if (ps == null) { 9945 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9946 return false; 9947 } 9948 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 9949 && user.getIdentifier() != UserHandle.USER_ALL) { 9950 // The caller is asking that the package only be deleted for a single 9951 // user. To do this, we just mark its uninstalled state and delete 9952 // its data. If this is a system app, we only allow this to happen if 9953 // they have set the special DELETE_SYSTEM_APP which requests different 9954 // semantics than normal for uninstalling system apps. 9955 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 9956 ps.setUserState(user.getIdentifier(), 9957 COMPONENT_ENABLED_STATE_DEFAULT, 9958 false, //installed 9959 true, //stopped 9960 true, //notLaunched 9961 false, //blocked 9962 null, null, null); 9963 if (!isSystemApp(ps)) { 9964 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 9965 // Other user still have this package installed, so all 9966 // we need to do is clear this user's data and save that 9967 // it is uninstalled. 9968 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 9969 removeUser = user.getIdentifier(); 9970 appId = ps.appId; 9971 mSettings.writePackageRestrictionsLPr(removeUser); 9972 } else { 9973 // We need to set it back to 'installed' so the uninstall 9974 // broadcasts will be sent correctly. 9975 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 9976 ps.setInstalled(true, user.getIdentifier()); 9977 } 9978 } else { 9979 // This is a system app, so we assume that the 9980 // other users still have this package installed, so all 9981 // we need to do is clear this user's data and save that 9982 // it is uninstalled. 9983 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 9984 removeUser = user.getIdentifier(); 9985 appId = ps.appId; 9986 mSettings.writePackageRestrictionsLPr(removeUser); 9987 } 9988 } 9989 } 9990 9991 if (removeUser >= 0) { 9992 // From above, we determined that we are deleting this only 9993 // for a single user. Continue the work here. 9994 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 9995 if (outInfo != null) { 9996 outInfo.removedPackage = packageName; 9997 outInfo.removedAppId = appId; 9998 outInfo.removedUsers = new int[] {removeUser}; 9999 } 10000 mInstaller.clearUserData(packageName, removeUser); 10001 removeKeystoreDataIfNeeded(removeUser, appId); 10002 schedulePackageCleaning(packageName, removeUser, false); 10003 return true; 10004 } 10005 10006 if (dataOnly) { 10007 // Delete application data first 10008 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10009 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10010 return true; 10011 } 10012 10013 boolean ret = false; 10014 mSettings.mKeySetManager.removeAppKeySetData(packageName); 10015 if (isSystemApp(ps)) { 10016 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10017 // When an updated system application is deleted we delete the existing resources as well and 10018 // fall back to existing code in system partition 10019 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10020 flags, outInfo, writeSettings); 10021 } else { 10022 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10023 // Kill application pre-emptively especially for apps on sd. 10024 killApplication(packageName, ps.appId, "uninstall pkg"); 10025 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10026 allUserHandles, perUserInstalled, 10027 outInfo, writeSettings); 10028 } 10029 10030 return ret; 10031 } 10032 10033 private final class ClearStorageConnection implements ServiceConnection { 10034 IMediaContainerService mContainerService; 10035 10036 @Override 10037 public void onServiceConnected(ComponentName name, IBinder service) { 10038 synchronized (this) { 10039 mContainerService = IMediaContainerService.Stub.asInterface(service); 10040 notifyAll(); 10041 } 10042 } 10043 10044 @Override 10045 public void onServiceDisconnected(ComponentName name) { 10046 } 10047 } 10048 10049 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10050 final boolean mounted; 10051 if (Environment.isExternalStorageEmulated()) { 10052 mounted = true; 10053 } else { 10054 final String status = Environment.getExternalStorageState(); 10055 10056 mounted = status.equals(Environment.MEDIA_MOUNTED) 10057 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10058 } 10059 10060 if (!mounted) { 10061 return; 10062 } 10063 10064 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10065 int[] users; 10066 if (userId == UserHandle.USER_ALL) { 10067 users = sUserManager.getUserIds(); 10068 } else { 10069 users = new int[] { userId }; 10070 } 10071 final ClearStorageConnection conn = new ClearStorageConnection(); 10072 if (mContext.bindServiceAsUser( 10073 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10074 try { 10075 for (int curUser : users) { 10076 long timeout = SystemClock.uptimeMillis() + 5000; 10077 synchronized (conn) { 10078 long now = SystemClock.uptimeMillis(); 10079 while (conn.mContainerService == null && now < timeout) { 10080 try { 10081 conn.wait(timeout - now); 10082 } catch (InterruptedException e) { 10083 } 10084 } 10085 } 10086 if (conn.mContainerService == null) { 10087 return; 10088 } 10089 10090 final UserEnvironment userEnv = new UserEnvironment(curUser); 10091 clearDirectory(conn.mContainerService, 10092 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10093 if (allData) { 10094 clearDirectory(conn.mContainerService, 10095 userEnv.buildExternalStorageAppDataDirs(packageName)); 10096 clearDirectory(conn.mContainerService, 10097 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10098 } 10099 } 10100 } finally { 10101 mContext.unbindService(conn); 10102 } 10103 } 10104 } 10105 10106 @Override 10107 public void clearApplicationUserData(final String packageName, 10108 final IPackageDataObserver observer, final int userId) { 10109 mContext.enforceCallingOrSelfPermission( 10110 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10111 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 10112 // Queue up an async operation since the package deletion may take a little while. 10113 mHandler.post(new Runnable() { 10114 public void run() { 10115 mHandler.removeCallbacks(this); 10116 final boolean succeeded; 10117 synchronized (mInstallLock) { 10118 succeeded = clearApplicationUserDataLI(packageName, userId); 10119 } 10120 clearExternalStorageDataSync(packageName, userId, true); 10121 if (succeeded) { 10122 // invoke DeviceStorageMonitor's update method to clear any notifications 10123 DeviceStorageMonitorInternal 10124 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 10125 if (dsm != null) { 10126 dsm.checkMemory(); 10127 } 10128 } 10129 if(observer != null) { 10130 try { 10131 observer.onRemoveCompleted(packageName, succeeded); 10132 } catch (RemoteException e) { 10133 Log.i(TAG, "Observer no longer exists."); 10134 } 10135 } //end if observer 10136 } //end run 10137 }); 10138 } 10139 10140 private boolean clearApplicationUserDataLI(String packageName, int userId) { 10141 if (packageName == null) { 10142 Slog.w(TAG, "Attempt to delete null packageName."); 10143 return false; 10144 } 10145 PackageParser.Package p; 10146 boolean dataOnly = false; 10147 final int appId; 10148 synchronized (mPackages) { 10149 p = mPackages.get(packageName); 10150 if (p == null) { 10151 dataOnly = true; 10152 PackageSetting ps = mSettings.mPackages.get(packageName); 10153 if ((ps == null) || (ps.pkg == null)) { 10154 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10155 return false; 10156 } 10157 p = ps.pkg; 10158 } 10159 if (!dataOnly) { 10160 // need to check this only for fully installed applications 10161 if (p == null) { 10162 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10163 return false; 10164 } 10165 final ApplicationInfo applicationInfo = p.applicationInfo; 10166 if (applicationInfo == null) { 10167 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10168 return false; 10169 } 10170 } 10171 if (p != null && p.applicationInfo != null) { 10172 appId = p.applicationInfo.uid; 10173 } else { 10174 appId = -1; 10175 } 10176 } 10177 int retCode = mInstaller.clearUserData(packageName, userId); 10178 if (retCode < 0) { 10179 Slog.w(TAG, "Couldn't remove cache files for package: " 10180 + packageName); 10181 return false; 10182 } 10183 removeKeystoreDataIfNeeded(userId, appId); 10184 return true; 10185 } 10186 10187 /** 10188 * Remove entries from the keystore daemon. Will only remove it if the 10189 * {@code appId} is valid. 10190 */ 10191 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 10192 if (appId < 0) { 10193 return; 10194 } 10195 10196 final KeyStore keyStore = KeyStore.getInstance(); 10197 if (keyStore != null) { 10198 if (userId == UserHandle.USER_ALL) { 10199 for (final int individual : sUserManager.getUserIds()) { 10200 keyStore.clearUid(UserHandle.getUid(individual, appId)); 10201 } 10202 } else { 10203 keyStore.clearUid(UserHandle.getUid(userId, appId)); 10204 } 10205 } else { 10206 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 10207 } 10208 } 10209 10210 public void deleteApplicationCacheFiles(final String packageName, 10211 final IPackageDataObserver observer) { 10212 mContext.enforceCallingOrSelfPermission( 10213 android.Manifest.permission.DELETE_CACHE_FILES, null); 10214 // Queue up an async operation since the package deletion may take a little while. 10215 final int userId = UserHandle.getCallingUserId(); 10216 mHandler.post(new Runnable() { 10217 public void run() { 10218 mHandler.removeCallbacks(this); 10219 final boolean succeded; 10220 synchronized (mInstallLock) { 10221 succeded = deleteApplicationCacheFilesLI(packageName, userId); 10222 } 10223 clearExternalStorageDataSync(packageName, userId, false); 10224 if(observer != null) { 10225 try { 10226 observer.onRemoveCompleted(packageName, succeded); 10227 } catch (RemoteException e) { 10228 Log.i(TAG, "Observer no longer exists."); 10229 } 10230 } //end if observer 10231 } //end run 10232 }); 10233 } 10234 10235 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 10236 if (packageName == null) { 10237 Slog.w(TAG, "Attempt to delete null packageName."); 10238 return false; 10239 } 10240 PackageParser.Package p; 10241 synchronized (mPackages) { 10242 p = mPackages.get(packageName); 10243 } 10244 if (p == null) { 10245 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10246 return false; 10247 } 10248 final ApplicationInfo applicationInfo = p.applicationInfo; 10249 if (applicationInfo == null) { 10250 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10251 return false; 10252 } 10253 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 10254 if (retCode < 0) { 10255 Slog.w(TAG, "Couldn't remove cache files for package: " 10256 + packageName + " u" + userId); 10257 return false; 10258 } 10259 return true; 10260 } 10261 10262 public void getPackageSizeInfo(final String packageName, int userHandle, 10263 final IPackageStatsObserver observer) { 10264 mContext.enforceCallingOrSelfPermission( 10265 android.Manifest.permission.GET_PACKAGE_SIZE, null); 10266 10267 PackageStats stats = new PackageStats(packageName, userHandle); 10268 10269 /* 10270 * Queue up an async operation since the package measurement may take a 10271 * little while. 10272 */ 10273 Message msg = mHandler.obtainMessage(INIT_COPY); 10274 msg.obj = new MeasureParams(stats, observer); 10275 mHandler.sendMessage(msg); 10276 } 10277 10278 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 10279 PackageStats pStats) { 10280 if (packageName == null) { 10281 Slog.w(TAG, "Attempt to get size of null packageName."); 10282 return false; 10283 } 10284 PackageParser.Package p; 10285 boolean dataOnly = false; 10286 String libDirPath = null; 10287 String asecPath = null; 10288 synchronized (mPackages) { 10289 p = mPackages.get(packageName); 10290 PackageSetting ps = mSettings.mPackages.get(packageName); 10291 if(p == null) { 10292 dataOnly = true; 10293 if((ps == null) || (ps.pkg == null)) { 10294 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10295 return false; 10296 } 10297 p = ps.pkg; 10298 } 10299 if (ps != null) { 10300 libDirPath = ps.nativeLibraryPathString; 10301 } 10302 if (p != null && (isExternal(p) || isForwardLocked(p))) { 10303 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 10304 if (secureContainerId != null) { 10305 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 10306 } 10307 } 10308 } 10309 String publicSrcDir = null; 10310 if(!dataOnly) { 10311 final ApplicationInfo applicationInfo = p.applicationInfo; 10312 if (applicationInfo == null) { 10313 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10314 return false; 10315 } 10316 if (isForwardLocked(p)) { 10317 publicSrcDir = applicationInfo.publicSourceDir; 10318 } 10319 } 10320 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, libDirPath, 10321 publicSrcDir, asecPath, pStats); 10322 if (res < 0) { 10323 return false; 10324 } 10325 10326 // Fix-up for forward-locked applications in ASEC containers. 10327 if (!isExternal(p)) { 10328 pStats.codeSize += pStats.externalCodeSize; 10329 pStats.externalCodeSize = 0L; 10330 } 10331 10332 return true; 10333 } 10334 10335 10336 public void addPackageToPreferred(String packageName) { 10337 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 10338 } 10339 10340 public void removePackageFromPreferred(String packageName) { 10341 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 10342 } 10343 10344 public List<PackageInfo> getPreferredPackages(int flags) { 10345 return new ArrayList<PackageInfo>(); 10346 } 10347 10348 private int getUidTargetSdkVersionLockedLPr(int uid) { 10349 Object obj = mSettings.getUserIdLPr(uid); 10350 if (obj instanceof SharedUserSetting) { 10351 final SharedUserSetting sus = (SharedUserSetting) obj; 10352 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 10353 final Iterator<PackageSetting> it = sus.packages.iterator(); 10354 while (it.hasNext()) { 10355 final PackageSetting ps = it.next(); 10356 if (ps.pkg != null) { 10357 int v = ps.pkg.applicationInfo.targetSdkVersion; 10358 if (v < vers) vers = v; 10359 } 10360 } 10361 return vers; 10362 } else if (obj instanceof PackageSetting) { 10363 final PackageSetting ps = (PackageSetting) obj; 10364 if (ps.pkg != null) { 10365 return ps.pkg.applicationInfo.targetSdkVersion; 10366 } 10367 } 10368 return Build.VERSION_CODES.CUR_DEVELOPMENT; 10369 } 10370 10371 public void addPreferredActivity(IntentFilter filter, int match, 10372 ComponentName[] set, ComponentName activity, int userId) { 10373 addPreferredActivityInternal(filter, match, set, activity, true, userId); 10374 } 10375 10376 private void addPreferredActivityInternal(IntentFilter filter, int match, 10377 ComponentName[] set, ComponentName activity, boolean always, int userId) { 10378 // writer 10379 int callingUid = Binder.getCallingUid(); 10380 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 10381 if (filter.countActions() == 0) { 10382 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10383 return; 10384 } 10385 synchronized (mPackages) { 10386 if (mContext.checkCallingOrSelfPermission( 10387 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10388 != PackageManager.PERMISSION_GRANTED) { 10389 if (getUidTargetSdkVersionLockedLPr(callingUid) 10390 < Build.VERSION_CODES.FROYO) { 10391 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 10392 + callingUid); 10393 return; 10394 } 10395 mContext.enforceCallingOrSelfPermission( 10396 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10397 } 10398 10399 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 10400 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10401 mSettings.editPreferredActivitiesLPw(userId).addFilter( 10402 new PreferredActivity(filter, match, set, activity, always)); 10403 mSettings.writePackageRestrictionsLPr(userId); 10404 } 10405 } 10406 10407 public void replacePreferredActivity(IntentFilter filter, int match, 10408 ComponentName[] set, ComponentName activity) { 10409 if (filter.countActions() != 1) { 10410 throw new IllegalArgumentException( 10411 "replacePreferredActivity expects filter to have only 1 action."); 10412 } 10413 if (filter.countDataAuthorities() != 0 10414 || filter.countDataPaths() != 0 10415 || filter.countDataSchemes() > 1 10416 || filter.countDataTypes() != 0) { 10417 throw new IllegalArgumentException( 10418 "replacePreferredActivity expects filter to have no data authorities, " + 10419 "paths, or types; and at most one scheme."); 10420 } 10421 synchronized (mPackages) { 10422 if (mContext.checkCallingOrSelfPermission( 10423 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10424 != PackageManager.PERMISSION_GRANTED) { 10425 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10426 < Build.VERSION_CODES.FROYO) { 10427 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 10428 + Binder.getCallingUid()); 10429 return; 10430 } 10431 mContext.enforceCallingOrSelfPermission( 10432 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10433 } 10434 10435 final int callingUserId = UserHandle.getCallingUserId(); 10436 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 10437 if (pir != null) { 10438 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 10439 if (filter.countDataSchemes() == 1) { 10440 Uri.Builder builder = new Uri.Builder(); 10441 builder.scheme(filter.getDataScheme(0)); 10442 intent.setData(builder.build()); 10443 } 10444 List<PreferredActivity> matches = pir.queryIntent( 10445 intent, null, true, callingUserId); 10446 if (DEBUG_PREFERRED) { 10447 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 10448 } 10449 for (int i = 0; i < matches.size(); i++) { 10450 PreferredActivity pa = matches.get(i); 10451 if (DEBUG_PREFERRED) { 10452 Slog.i(TAG, "Removing preferred activity " 10453 + pa.mPref.mComponent + ":"); 10454 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10455 } 10456 pir.removeFilter(pa); 10457 } 10458 } 10459 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 10460 } 10461 } 10462 10463 public void clearPackagePreferredActivities(String packageName) { 10464 final int uid = Binder.getCallingUid(); 10465 // writer 10466 synchronized (mPackages) { 10467 PackageParser.Package pkg = mPackages.get(packageName); 10468 if (pkg == null || pkg.applicationInfo.uid != uid) { 10469 if (mContext.checkCallingOrSelfPermission( 10470 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10471 != PackageManager.PERMISSION_GRANTED) { 10472 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10473 < Build.VERSION_CODES.FROYO) { 10474 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 10475 + Binder.getCallingUid()); 10476 return; 10477 } 10478 mContext.enforceCallingOrSelfPermission( 10479 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10480 } 10481 } 10482 10483 int user = UserHandle.getCallingUserId(); 10484 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 10485 mSettings.writePackageRestrictionsLPr(user); 10486 scheduleWriteSettingsLocked(); 10487 } 10488 } 10489 } 10490 10491 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 10492 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 10493 ArrayList<PreferredActivity> removed = null; 10494 boolean changed = false; 10495 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10496 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 10497 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10498 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 10499 continue; 10500 } 10501 Iterator<PreferredActivity> it = pir.filterIterator(); 10502 while (it.hasNext()) { 10503 PreferredActivity pa = it.next(); 10504 // Mark entry for removal only if it matches the package name 10505 // and the entry is of type "always". 10506 if (packageName == null || 10507 (pa.mPref.mComponent.getPackageName().equals(packageName) 10508 && pa.mPref.mAlways)) { 10509 if (removed == null) { 10510 removed = new ArrayList<PreferredActivity>(); 10511 } 10512 removed.add(pa); 10513 } 10514 } 10515 if (removed != null) { 10516 for (int j=0; j<removed.size(); j++) { 10517 PreferredActivity pa = removed.get(j); 10518 pir.removeFilter(pa); 10519 } 10520 changed = true; 10521 } 10522 } 10523 return changed; 10524 } 10525 10526 public void resetPreferredActivities(int userId) { 10527 mContext.enforceCallingOrSelfPermission( 10528 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10529 // writer 10530 synchronized (mPackages) { 10531 int user = UserHandle.getCallingUserId(); 10532 clearPackagePreferredActivitiesLPw(null, user); 10533 mSettings.readDefaultPreferredAppsLPw(this, user); 10534 mSettings.writePackageRestrictionsLPr(user); 10535 scheduleWriteSettingsLocked(); 10536 } 10537 } 10538 10539 public int getPreferredActivities(List<IntentFilter> outFilters, 10540 List<ComponentName> outActivities, String packageName) { 10541 10542 int num = 0; 10543 final int userId = UserHandle.getCallingUserId(); 10544 // reader 10545 synchronized (mPackages) { 10546 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 10547 if (pir != null) { 10548 final Iterator<PreferredActivity> it = pir.filterIterator(); 10549 while (it.hasNext()) { 10550 final PreferredActivity pa = it.next(); 10551 if (packageName == null 10552 || (pa.mPref.mComponent.getPackageName().equals(packageName) 10553 && pa.mPref.mAlways)) { 10554 if (outFilters != null) { 10555 outFilters.add(new IntentFilter(pa)); 10556 } 10557 if (outActivities != null) { 10558 outActivities.add(pa.mPref.mComponent); 10559 } 10560 } 10561 } 10562 } 10563 } 10564 10565 return num; 10566 } 10567 10568 @Override 10569 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 10570 int userId) { 10571 int callingUid = Binder.getCallingUid(); 10572 if (callingUid != Process.SYSTEM_UID) { 10573 throw new SecurityException( 10574 "addPersistentPreferredActivity can only be run by the system"); 10575 } 10576 if (filter.countActions() == 0) { 10577 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10578 return; 10579 } 10580 synchronized (mPackages) { 10581 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 10582 " :"); 10583 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10584 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 10585 new PersistentPreferredActivity(filter, activity)); 10586 mSettings.writePackageRestrictionsLPr(userId); 10587 } 10588 } 10589 10590 @Override 10591 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 10592 int callingUid = Binder.getCallingUid(); 10593 if (callingUid != Process.SYSTEM_UID) { 10594 throw new SecurityException( 10595 "clearPackagePersistentPreferredActivities can only be run by the system"); 10596 } 10597 ArrayList<PersistentPreferredActivity> removed = null; 10598 boolean changed = false; 10599 synchronized (mPackages) { 10600 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 10601 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 10602 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 10603 .valueAt(i); 10604 if (userId != thisUserId) { 10605 continue; 10606 } 10607 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 10608 while (it.hasNext()) { 10609 PersistentPreferredActivity ppa = it.next(); 10610 // Mark entry for removal only if it matches the package name. 10611 if (ppa.mComponent.getPackageName().equals(packageName)) { 10612 if (removed == null) { 10613 removed = new ArrayList<PersistentPreferredActivity>(); 10614 } 10615 removed.add(ppa); 10616 } 10617 } 10618 if (removed != null) { 10619 for (int j=0; j<removed.size(); j++) { 10620 PersistentPreferredActivity ppa = removed.get(j); 10621 ppir.removeFilter(ppa); 10622 } 10623 changed = true; 10624 } 10625 } 10626 10627 if (changed) { 10628 mSettings.writePackageRestrictionsLPr(userId); 10629 } 10630 } 10631 } 10632 10633 @Override 10634 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 10635 Intent intent = new Intent(Intent.ACTION_MAIN); 10636 intent.addCategory(Intent.CATEGORY_HOME); 10637 10638 final int callingUserId = UserHandle.getCallingUserId(); 10639 List<ResolveInfo> list = queryIntentActivities(intent, null, 10640 PackageManager.GET_META_DATA, callingUserId); 10641 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 10642 true, false, false, callingUserId); 10643 10644 allHomeCandidates.clear(); 10645 if (list != null) { 10646 for (ResolveInfo ri : list) { 10647 allHomeCandidates.add(ri); 10648 } 10649 } 10650 return (preferred == null || preferred.activityInfo == null) 10651 ? null 10652 : new ComponentName(preferred.activityInfo.packageName, 10653 preferred.activityInfo.name); 10654 } 10655 10656 @Override 10657 public void setApplicationEnabledSetting(String appPackageName, 10658 int newState, int flags, int userId, String callingPackage) { 10659 if (!sUserManager.exists(userId)) return; 10660 if (callingPackage == null) { 10661 callingPackage = Integer.toString(Binder.getCallingUid()); 10662 } 10663 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 10664 } 10665 10666 @Override 10667 public void setComponentEnabledSetting(ComponentName componentName, 10668 int newState, int flags, int userId) { 10669 if (!sUserManager.exists(userId)) return; 10670 setEnabledSetting(componentName.getPackageName(), 10671 componentName.getClassName(), newState, flags, userId, null); 10672 } 10673 10674 private void setEnabledSetting(final String packageName, String className, int newState, 10675 final int flags, int userId, String callingPackage) { 10676 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 10677 || newState == COMPONENT_ENABLED_STATE_ENABLED 10678 || newState == COMPONENT_ENABLED_STATE_DISABLED 10679 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 10680 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 10681 throw new IllegalArgumentException("Invalid new component state: " 10682 + newState); 10683 } 10684 PackageSetting pkgSetting; 10685 final int uid = Binder.getCallingUid(); 10686 final int permission = mContext.checkCallingOrSelfPermission( 10687 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10688 enforceCrossUserPermission(uid, userId, false, "set enabled"); 10689 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10690 boolean sendNow = false; 10691 boolean isApp = (className == null); 10692 String componentName = isApp ? packageName : className; 10693 int packageUid = -1; 10694 ArrayList<String> components; 10695 10696 // writer 10697 synchronized (mPackages) { 10698 pkgSetting = mSettings.mPackages.get(packageName); 10699 if (pkgSetting == null) { 10700 if (className == null) { 10701 throw new IllegalArgumentException( 10702 "Unknown package: " + packageName); 10703 } 10704 throw new IllegalArgumentException( 10705 "Unknown component: " + packageName 10706 + "/" + className); 10707 } 10708 // Allow root and verify that userId is not being specified by a different user 10709 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 10710 throw new SecurityException( 10711 "Permission Denial: attempt to change component state from pid=" 10712 + Binder.getCallingPid() 10713 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 10714 } 10715 if (className == null) { 10716 // We're dealing with an application/package level state change 10717 if (pkgSetting.getEnabled(userId) == newState) { 10718 // Nothing to do 10719 return; 10720 } 10721 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 10722 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 10723 // Don't care about who enables an app. 10724 callingPackage = null; 10725 } 10726 pkgSetting.setEnabled(newState, userId, callingPackage); 10727 // pkgSetting.pkg.mSetEnabled = newState; 10728 } else { 10729 // We're dealing with a component level state change 10730 // First, verify that this is a valid class name. 10731 PackageParser.Package pkg = pkgSetting.pkg; 10732 if (pkg == null || !pkg.hasComponentClassName(className)) { 10733 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 10734 throw new IllegalArgumentException("Component class " + className 10735 + " does not exist in " + packageName); 10736 } else { 10737 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 10738 + className + " does not exist in " + packageName); 10739 } 10740 } 10741 switch (newState) { 10742 case COMPONENT_ENABLED_STATE_ENABLED: 10743 if (!pkgSetting.enableComponentLPw(className, userId)) { 10744 return; 10745 } 10746 break; 10747 case COMPONENT_ENABLED_STATE_DISABLED: 10748 if (!pkgSetting.disableComponentLPw(className, userId)) { 10749 return; 10750 } 10751 break; 10752 case COMPONENT_ENABLED_STATE_DEFAULT: 10753 if (!pkgSetting.restoreComponentLPw(className, userId)) { 10754 return; 10755 } 10756 break; 10757 default: 10758 Slog.e(TAG, "Invalid new component state: " + newState); 10759 return; 10760 } 10761 } 10762 mSettings.writePackageRestrictionsLPr(userId); 10763 components = mPendingBroadcasts.get(userId, packageName); 10764 final boolean newPackage = components == null; 10765 if (newPackage) { 10766 components = new ArrayList<String>(); 10767 } 10768 if (!components.contains(componentName)) { 10769 components.add(componentName); 10770 } 10771 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 10772 sendNow = true; 10773 // Purge entry from pending broadcast list if another one exists already 10774 // since we are sending one right away. 10775 mPendingBroadcasts.remove(userId, packageName); 10776 } else { 10777 if (newPackage) { 10778 mPendingBroadcasts.put(userId, packageName, components); 10779 } 10780 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 10781 // Schedule a message 10782 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 10783 } 10784 } 10785 } 10786 10787 long callingId = Binder.clearCallingIdentity(); 10788 try { 10789 if (sendNow) { 10790 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 10791 sendPackageChangedBroadcast(packageName, 10792 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 10793 } 10794 } finally { 10795 Binder.restoreCallingIdentity(callingId); 10796 } 10797 } 10798 10799 private void sendPackageChangedBroadcast(String packageName, 10800 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 10801 if (DEBUG_INSTALL) 10802 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 10803 + componentNames); 10804 Bundle extras = new Bundle(4); 10805 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 10806 String nameList[] = new String[componentNames.size()]; 10807 componentNames.toArray(nameList); 10808 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 10809 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 10810 extras.putInt(Intent.EXTRA_UID, packageUid); 10811 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 10812 new int[] {UserHandle.getUserId(packageUid)}); 10813 } 10814 10815 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 10816 if (!sUserManager.exists(userId)) return; 10817 final int uid = Binder.getCallingUid(); 10818 final int permission = mContext.checkCallingOrSelfPermission( 10819 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10820 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10821 enforceCrossUserPermission(uid, userId, true, "stop package"); 10822 // writer 10823 synchronized (mPackages) { 10824 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 10825 uid, userId)) { 10826 scheduleWritePackageRestrictionsLocked(userId); 10827 } 10828 } 10829 } 10830 10831 public String getInstallerPackageName(String packageName) { 10832 // reader 10833 synchronized (mPackages) { 10834 return mSettings.getInstallerPackageNameLPr(packageName); 10835 } 10836 } 10837 10838 @Override 10839 public int getApplicationEnabledSetting(String packageName, int userId) { 10840 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10841 int uid = Binder.getCallingUid(); 10842 enforceCrossUserPermission(uid, userId, false, "get enabled"); 10843 // reader 10844 synchronized (mPackages) { 10845 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 10846 } 10847 } 10848 10849 @Override 10850 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 10851 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10852 int uid = Binder.getCallingUid(); 10853 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 10854 // reader 10855 synchronized (mPackages) { 10856 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 10857 } 10858 } 10859 10860 public void enterSafeMode() { 10861 enforceSystemOrRoot("Only the system can request entering safe mode"); 10862 10863 if (!mSystemReady) { 10864 mSafeMode = true; 10865 } 10866 } 10867 10868 public void systemReady() { 10869 mSystemReady = true; 10870 10871 // Read the compatibilty setting when the system is ready. 10872 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 10873 mContext.getContentResolver(), 10874 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 10875 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 10876 if (DEBUG_SETTINGS) { 10877 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 10878 } 10879 10880 synchronized (mPackages) { 10881 // Verify that all of the preferred activity components actually 10882 // exist. It is possible for applications to be updated and at 10883 // that point remove a previously declared activity component that 10884 // had been set as a preferred activity. We try to clean this up 10885 // the next time we encounter that preferred activity, but it is 10886 // possible for the user flow to never be able to return to that 10887 // situation so here we do a sanity check to make sure we haven't 10888 // left any junk around. 10889 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 10890 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10891 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10892 removed.clear(); 10893 for (PreferredActivity pa : pir.filterSet()) { 10894 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 10895 removed.add(pa); 10896 } 10897 } 10898 if (removed.size() > 0) { 10899 for (int j=0; j<removed.size(); j++) { 10900 PreferredActivity pa = removed.get(i); 10901 Slog.w(TAG, "Removing dangling preferred activity: " 10902 + pa.mPref.mComponent); 10903 pir.removeFilter(pa); 10904 } 10905 mSettings.writePackageRestrictionsLPr( 10906 mSettings.mPreferredActivities.keyAt(i)); 10907 } 10908 } 10909 } 10910 sUserManager.systemReady(); 10911 } 10912 10913 public boolean isSafeMode() { 10914 return mSafeMode; 10915 } 10916 10917 public boolean hasSystemUidErrors() { 10918 return mHasSystemUidErrors; 10919 } 10920 10921 static String arrayToString(int[] array) { 10922 StringBuffer buf = new StringBuffer(128); 10923 buf.append('['); 10924 if (array != null) { 10925 for (int i=0; i<array.length; i++) { 10926 if (i > 0) buf.append(", "); 10927 buf.append(array[i]); 10928 } 10929 } 10930 buf.append(']'); 10931 return buf.toString(); 10932 } 10933 10934 static class DumpState { 10935 public static final int DUMP_LIBS = 1 << 0; 10936 10937 public static final int DUMP_FEATURES = 1 << 1; 10938 10939 public static final int DUMP_RESOLVERS = 1 << 2; 10940 10941 public static final int DUMP_PERMISSIONS = 1 << 3; 10942 10943 public static final int DUMP_PACKAGES = 1 << 4; 10944 10945 public static final int DUMP_SHARED_USERS = 1 << 5; 10946 10947 public static final int DUMP_MESSAGES = 1 << 6; 10948 10949 public static final int DUMP_PROVIDERS = 1 << 7; 10950 10951 public static final int DUMP_VERIFIERS = 1 << 8; 10952 10953 public static final int DUMP_PREFERRED = 1 << 9; 10954 10955 public static final int DUMP_PREFERRED_XML = 1 << 10; 10956 10957 public static final int DUMP_KEYSETS = 1 << 11; 10958 10959 public static final int OPTION_SHOW_FILTERS = 1 << 0; 10960 10961 private int mTypes; 10962 10963 private int mOptions; 10964 10965 private boolean mTitlePrinted; 10966 10967 private SharedUserSetting mSharedUser; 10968 10969 public boolean isDumping(int type) { 10970 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 10971 return true; 10972 } 10973 10974 return (mTypes & type) != 0; 10975 } 10976 10977 public void setDump(int type) { 10978 mTypes |= type; 10979 } 10980 10981 public boolean isOptionEnabled(int option) { 10982 return (mOptions & option) != 0; 10983 } 10984 10985 public void setOptionEnabled(int option) { 10986 mOptions |= option; 10987 } 10988 10989 public boolean onTitlePrinted() { 10990 final boolean printed = mTitlePrinted; 10991 mTitlePrinted = true; 10992 return printed; 10993 } 10994 10995 public boolean getTitlePrinted() { 10996 return mTitlePrinted; 10997 } 10998 10999 public void setTitlePrinted(boolean enabled) { 11000 mTitlePrinted = enabled; 11001 } 11002 11003 public SharedUserSetting getSharedUser() { 11004 return mSharedUser; 11005 } 11006 11007 public void setSharedUser(SharedUserSetting user) { 11008 mSharedUser = user; 11009 } 11010 } 11011 11012 @Override 11013 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 11014 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 11015 != PackageManager.PERMISSION_GRANTED) { 11016 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 11017 + Binder.getCallingPid() 11018 + ", uid=" + Binder.getCallingUid() 11019 + " without permission " 11020 + android.Manifest.permission.DUMP); 11021 return; 11022 } 11023 11024 DumpState dumpState = new DumpState(); 11025 boolean fullPreferred = false; 11026 boolean checkin = false; 11027 11028 String packageName = null; 11029 11030 int opti = 0; 11031 while (opti < args.length) { 11032 String opt = args[opti]; 11033 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 11034 break; 11035 } 11036 opti++; 11037 if ("-a".equals(opt)) { 11038 // Right now we only know how to print all. 11039 } else if ("-h".equals(opt)) { 11040 pw.println("Package manager dump options:"); 11041 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 11042 pw.println(" --checkin: dump for a checkin"); 11043 pw.println(" -f: print details of intent filters"); 11044 pw.println(" -h: print this help"); 11045 pw.println(" cmd may be one of:"); 11046 pw.println(" l[ibraries]: list known shared libraries"); 11047 pw.println(" f[ibraries]: list device features"); 11048 pw.println(" r[esolvers]: dump intent resolvers"); 11049 pw.println(" perm[issions]: dump permissions"); 11050 pw.println(" pref[erred]: print preferred package settings"); 11051 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 11052 pw.println(" prov[iders]: dump content providers"); 11053 pw.println(" p[ackages]: dump installed packages"); 11054 pw.println(" s[hared-users]: dump shared user IDs"); 11055 pw.println(" m[essages]: print collected runtime messages"); 11056 pw.println(" v[erifiers]: print package verifier info"); 11057 pw.println(" <package.name>: info about given package"); 11058 pw.println(" k[eysets]: print known keysets"); 11059 return; 11060 } else if ("--checkin".equals(opt)) { 11061 checkin = true; 11062 } else if ("-f".equals(opt)) { 11063 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11064 } else { 11065 pw.println("Unknown argument: " + opt + "; use -h for help"); 11066 } 11067 } 11068 11069 // Is the caller requesting to dump a particular piece of data? 11070 if (opti < args.length) { 11071 String cmd = args[opti]; 11072 opti++; 11073 // Is this a package name? 11074 if ("android".equals(cmd) || cmd.contains(".")) { 11075 packageName = cmd; 11076 // When dumping a single package, we always dump all of its 11077 // filter information since the amount of data will be reasonable. 11078 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11079 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 11080 dumpState.setDump(DumpState.DUMP_LIBS); 11081 } else if ("f".equals(cmd) || "features".equals(cmd)) { 11082 dumpState.setDump(DumpState.DUMP_FEATURES); 11083 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 11084 dumpState.setDump(DumpState.DUMP_RESOLVERS); 11085 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 11086 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 11087 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 11088 dumpState.setDump(DumpState.DUMP_PREFERRED); 11089 } else if ("preferred-xml".equals(cmd)) { 11090 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 11091 if (opti < args.length && "--full".equals(args[opti])) { 11092 fullPreferred = true; 11093 opti++; 11094 } 11095 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 11096 dumpState.setDump(DumpState.DUMP_PACKAGES); 11097 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 11098 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 11099 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 11100 dumpState.setDump(DumpState.DUMP_PROVIDERS); 11101 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 11102 dumpState.setDump(DumpState.DUMP_MESSAGES); 11103 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 11104 dumpState.setDump(DumpState.DUMP_VERIFIERS); 11105 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 11106 dumpState.setDump(DumpState.DUMP_KEYSETS); 11107 } 11108 } 11109 11110 if (checkin) { 11111 pw.println("vers,1"); 11112 } 11113 11114 // reader 11115 synchronized (mPackages) { 11116 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 11117 if (!checkin) { 11118 if (dumpState.onTitlePrinted()) 11119 pw.println(); 11120 pw.println("Verifiers:"); 11121 pw.print(" Required: "); 11122 pw.print(mRequiredVerifierPackage); 11123 pw.print(" (uid="); 11124 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 11125 pw.println(")"); 11126 } else if (mRequiredVerifierPackage != null) { 11127 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 11128 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 11129 } 11130 } 11131 11132 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 11133 boolean printedHeader = false; 11134 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 11135 while (it.hasNext()) { 11136 String name = it.next(); 11137 SharedLibraryEntry ent = mSharedLibraries.get(name); 11138 if (!checkin) { 11139 if (!printedHeader) { 11140 if (dumpState.onTitlePrinted()) 11141 pw.println(); 11142 pw.println("Libraries:"); 11143 printedHeader = true; 11144 } 11145 pw.print(" "); 11146 } else { 11147 pw.print("lib,"); 11148 } 11149 pw.print(name); 11150 if (!checkin) { 11151 pw.print(" -> "); 11152 } 11153 if (ent.path != null) { 11154 if (!checkin) { 11155 pw.print("(jar) "); 11156 pw.print(ent.path); 11157 } else { 11158 pw.print(",jar,"); 11159 pw.print(ent.path); 11160 } 11161 } else { 11162 if (!checkin) { 11163 pw.print("(apk) "); 11164 pw.print(ent.apk); 11165 } else { 11166 pw.print(",apk,"); 11167 pw.print(ent.apk); 11168 } 11169 } 11170 pw.println(); 11171 } 11172 } 11173 11174 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 11175 if (dumpState.onTitlePrinted()) 11176 pw.println(); 11177 if (!checkin) { 11178 pw.println("Features:"); 11179 } 11180 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 11181 while (it.hasNext()) { 11182 String name = it.next(); 11183 if (!checkin) { 11184 pw.print(" "); 11185 } else { 11186 pw.print("feat,"); 11187 } 11188 pw.println(name); 11189 } 11190 } 11191 11192 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 11193 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 11194 : "Activity Resolver Table:", " ", packageName, 11195 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11196 dumpState.setTitlePrinted(true); 11197 } 11198 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 11199 : "Receiver Resolver Table:", " ", packageName, 11200 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11201 dumpState.setTitlePrinted(true); 11202 } 11203 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 11204 : "Service Resolver Table:", " ", packageName, 11205 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11206 dumpState.setTitlePrinted(true); 11207 } 11208 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 11209 : "Provider Resolver Table:", " ", packageName, 11210 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11211 dumpState.setTitlePrinted(true); 11212 } 11213 } 11214 11215 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 11216 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11217 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11218 int user = mSettings.mPreferredActivities.keyAt(i); 11219 if (pir.dump(pw, 11220 dumpState.getTitlePrinted() 11221 ? "\nPreferred Activities User " + user + ":" 11222 : "Preferred Activities User " + user + ":", " ", 11223 packageName, true)) { 11224 dumpState.setTitlePrinted(true); 11225 } 11226 } 11227 } 11228 11229 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 11230 pw.flush(); 11231 FileOutputStream fout = new FileOutputStream(fd); 11232 BufferedOutputStream str = new BufferedOutputStream(fout); 11233 XmlSerializer serializer = new FastXmlSerializer(); 11234 try { 11235 serializer.setOutput(str, "utf-8"); 11236 serializer.startDocument(null, true); 11237 serializer.setFeature( 11238 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 11239 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 11240 serializer.endDocument(); 11241 serializer.flush(); 11242 } catch (IllegalArgumentException e) { 11243 pw.println("Failed writing: " + e); 11244 } catch (IllegalStateException e) { 11245 pw.println("Failed writing: " + e); 11246 } catch (IOException e) { 11247 pw.println("Failed writing: " + e); 11248 } 11249 } 11250 11251 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 11252 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 11253 } 11254 11255 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 11256 boolean printedSomething = false; 11257 for (PackageParser.Provider p : mProviders.mProviders.values()) { 11258 if (packageName != null && !packageName.equals(p.info.packageName)) { 11259 continue; 11260 } 11261 if (!printedSomething) { 11262 if (dumpState.onTitlePrinted()) 11263 pw.println(); 11264 pw.println("Registered ContentProviders:"); 11265 printedSomething = true; 11266 } 11267 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 11268 pw.print(" "); pw.println(p.toString()); 11269 } 11270 printedSomething = false; 11271 for (Map.Entry<String, PackageParser.Provider> entry : 11272 mProvidersByAuthority.entrySet()) { 11273 PackageParser.Provider p = entry.getValue(); 11274 if (packageName != null && !packageName.equals(p.info.packageName)) { 11275 continue; 11276 } 11277 if (!printedSomething) { 11278 if (dumpState.onTitlePrinted()) 11279 pw.println(); 11280 pw.println("ContentProvider Authorities:"); 11281 printedSomething = true; 11282 } 11283 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 11284 pw.print(" "); pw.println(p.toString()); 11285 if (p.info != null && p.info.applicationInfo != null) { 11286 final String appInfo = p.info.applicationInfo.toString(); 11287 pw.print(" applicationInfo="); pw.println(appInfo); 11288 } 11289 } 11290 } 11291 11292 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 11293 mSettings.mKeySetManager.dump(pw, packageName, dumpState); 11294 } 11295 11296 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 11297 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 11298 } 11299 11300 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 11301 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 11302 } 11303 11304 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 11305 if (dumpState.onTitlePrinted()) 11306 pw.println(); 11307 mSettings.dumpReadMessagesLPr(pw, dumpState); 11308 11309 pw.println(); 11310 pw.println("Package warning messages:"); 11311 final File fname = getSettingsProblemFile(); 11312 FileInputStream in = null; 11313 try { 11314 in = new FileInputStream(fname); 11315 final int avail = in.available(); 11316 final byte[] data = new byte[avail]; 11317 in.read(data); 11318 pw.print(new String(data)); 11319 } catch (FileNotFoundException e) { 11320 } catch (IOException e) { 11321 } finally { 11322 if (in != null) { 11323 try { 11324 in.close(); 11325 } catch (IOException e) { 11326 } 11327 } 11328 } 11329 } 11330 } 11331 } 11332 11333 // ------- apps on sdcard specific code ------- 11334 static final boolean DEBUG_SD_INSTALL = false; 11335 11336 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 11337 11338 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 11339 11340 private boolean mMediaMounted = false; 11341 11342 private String getEncryptKey() { 11343 try { 11344 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 11345 SD_ENCRYPTION_KEYSTORE_NAME); 11346 if (sdEncKey == null) { 11347 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 11348 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 11349 if (sdEncKey == null) { 11350 Slog.e(TAG, "Failed to create encryption keys"); 11351 return null; 11352 } 11353 } 11354 return sdEncKey; 11355 } catch (NoSuchAlgorithmException nsae) { 11356 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 11357 return null; 11358 } catch (IOException ioe) { 11359 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 11360 return null; 11361 } 11362 11363 } 11364 11365 /* package */static String getTempContainerId() { 11366 int tmpIdx = 1; 11367 String list[] = PackageHelper.getSecureContainerList(); 11368 if (list != null) { 11369 for (final String name : list) { 11370 // Ignore null and non-temporary container entries 11371 if (name == null || !name.startsWith(mTempContainerPrefix)) { 11372 continue; 11373 } 11374 11375 String subStr = name.substring(mTempContainerPrefix.length()); 11376 try { 11377 int cid = Integer.parseInt(subStr); 11378 if (cid >= tmpIdx) { 11379 tmpIdx = cid + 1; 11380 } 11381 } catch (NumberFormatException e) { 11382 } 11383 } 11384 } 11385 return mTempContainerPrefix + tmpIdx; 11386 } 11387 11388 /* 11389 * Update media status on PackageManager. 11390 */ 11391 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 11392 int callingUid = Binder.getCallingUid(); 11393 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 11394 throw new SecurityException("Media status can only be updated by the system"); 11395 } 11396 // reader; this apparently protects mMediaMounted, but should probably 11397 // be a different lock in that case. 11398 synchronized (mPackages) { 11399 Log.i(TAG, "Updating external media status from " 11400 + (mMediaMounted ? "mounted" : "unmounted") + " to " 11401 + (mediaStatus ? "mounted" : "unmounted")); 11402 if (DEBUG_SD_INSTALL) 11403 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 11404 + ", mMediaMounted=" + mMediaMounted); 11405 if (mediaStatus == mMediaMounted) { 11406 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 11407 : 0, -1); 11408 mHandler.sendMessage(msg); 11409 return; 11410 } 11411 mMediaMounted = mediaStatus; 11412 } 11413 // Queue up an async operation since the package installation may take a 11414 // little while. 11415 mHandler.post(new Runnable() { 11416 public void run() { 11417 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 11418 } 11419 }); 11420 } 11421 11422 /** 11423 * Called by MountService when the initial ASECs to scan are available. 11424 * Should block until all the ASEC containers are finished being scanned. 11425 */ 11426 public void scanAvailableAsecs() { 11427 updateExternalMediaStatusInner(true, false, false); 11428 } 11429 11430 /* 11431 * Collect information of applications on external media, map them against 11432 * existing containers and update information based on current mount status. 11433 * Please note that we always have to report status if reportStatus has been 11434 * set to true especially when unloading packages. 11435 */ 11436 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 11437 boolean externalStorage) { 11438 // Collection of uids 11439 int uidArr[] = null; 11440 // Collection of stale containers 11441 HashSet<String> removeCids = new HashSet<String>(); 11442 // Collection of packages on external media with valid containers. 11443 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 11444 // Get list of secure containers. 11445 final String list[] = PackageHelper.getSecureContainerList(); 11446 if (list == null || list.length == 0) { 11447 Log.i(TAG, "No secure containers on sdcard"); 11448 } else { 11449 // Process list of secure containers and categorize them 11450 // as active or stale based on their package internal state. 11451 int uidList[] = new int[list.length]; 11452 int num = 0; 11453 // reader 11454 synchronized (mPackages) { 11455 for (String cid : list) { 11456 if (DEBUG_SD_INSTALL) 11457 Log.i(TAG, "Processing container " + cid); 11458 String pkgName = getAsecPackageName(cid); 11459 if (pkgName == null) { 11460 if (DEBUG_SD_INSTALL) 11461 Log.i(TAG, "Container : " + cid + " stale"); 11462 removeCids.add(cid); 11463 continue; 11464 } 11465 if (DEBUG_SD_INSTALL) 11466 Log.i(TAG, "Looking for pkg : " + pkgName); 11467 11468 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11469 if (ps == null) { 11470 Log.i(TAG, "Deleting container with no matching settings " + cid); 11471 removeCids.add(cid); 11472 continue; 11473 } 11474 11475 /* 11476 * Skip packages that are not external if we're unmounting 11477 * external storage. 11478 */ 11479 if (externalStorage && !isMounted && !isExternal(ps)) { 11480 continue; 11481 } 11482 11483 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 11484 // The package status is changed only if the code path 11485 // matches between settings and the container id. 11486 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 11487 if (DEBUG_SD_INSTALL) { 11488 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 11489 + " at code path: " + ps.codePathString); 11490 } 11491 11492 // We do have a valid package installed on sdcard 11493 processCids.put(args, ps.codePathString); 11494 final int uid = ps.appId; 11495 if (uid != -1) { 11496 uidList[num++] = uid; 11497 } 11498 } else { 11499 Log.i(TAG, "Deleting stale container for " + cid); 11500 removeCids.add(cid); 11501 } 11502 } 11503 } 11504 11505 if (num > 0) { 11506 // Sort uid list 11507 Arrays.sort(uidList, 0, num); 11508 // Throw away duplicates 11509 uidArr = new int[num]; 11510 uidArr[0] = uidList[0]; 11511 int di = 0; 11512 for (int i = 1; i < num; i++) { 11513 if (uidList[i - 1] != uidList[i]) { 11514 uidArr[di++] = uidList[i]; 11515 } 11516 } 11517 } 11518 } 11519 // Process packages with valid entries. 11520 if (isMounted) { 11521 if (DEBUG_SD_INSTALL) 11522 Log.i(TAG, "Loading packages"); 11523 loadMediaPackages(processCids, uidArr, removeCids); 11524 startCleaningPackages(); 11525 } else { 11526 if (DEBUG_SD_INSTALL) 11527 Log.i(TAG, "Unloading packages"); 11528 unloadMediaPackages(processCids, uidArr, reportStatus); 11529 } 11530 } 11531 11532 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 11533 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 11534 int size = pkgList.size(); 11535 if (size > 0) { 11536 // Send broadcasts here 11537 Bundle extras = new Bundle(); 11538 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 11539 .toArray(new String[size])); 11540 if (uidArr != null) { 11541 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 11542 } 11543 if (replacing) { 11544 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 11545 } 11546 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 11547 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 11548 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 11549 } 11550 } 11551 11552 /* 11553 * Look at potentially valid container ids from processCids If package 11554 * information doesn't match the one on record or package scanning fails, 11555 * the cid is added to list of removeCids. We currently don't delete stale 11556 * containers. 11557 */ 11558 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11559 HashSet<String> removeCids) { 11560 ArrayList<String> pkgList = new ArrayList<String>(); 11561 Set<AsecInstallArgs> keys = processCids.keySet(); 11562 boolean doGc = false; 11563 for (AsecInstallArgs args : keys) { 11564 String codePath = processCids.get(args); 11565 if (DEBUG_SD_INSTALL) 11566 Log.i(TAG, "Loading container : " + args.cid); 11567 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11568 try { 11569 // Make sure there are no container errors first. 11570 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 11571 Slog.e(TAG, "Failed to mount cid : " + args.cid 11572 + " when installing from sdcard"); 11573 continue; 11574 } 11575 // Check code path here. 11576 if (codePath == null || !codePath.equals(args.getCodePath())) { 11577 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 11578 + " does not match one in settings " + codePath); 11579 continue; 11580 } 11581 // Parse package 11582 int parseFlags = mDefParseFlags; 11583 if (args.isExternal()) { 11584 parseFlags |= PackageParser.PARSE_ON_SDCARD; 11585 } 11586 if (args.isFwdLocked()) { 11587 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 11588 } 11589 11590 doGc = true; 11591 synchronized (mInstallLock) { 11592 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 11593 0, 0, null); 11594 // Scan the package 11595 if (pkg != null) { 11596 /* 11597 * TODO why is the lock being held? doPostInstall is 11598 * called in other places without the lock. This needs 11599 * to be straightened out. 11600 */ 11601 // writer 11602 synchronized (mPackages) { 11603 retCode = PackageManager.INSTALL_SUCCEEDED; 11604 pkgList.add(pkg.packageName); 11605 // Post process args 11606 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 11607 pkg.applicationInfo.uid); 11608 } 11609 } else { 11610 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 11611 } 11612 } 11613 11614 } finally { 11615 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 11616 // Don't destroy container here. Wait till gc clears things 11617 // up. 11618 removeCids.add(args.cid); 11619 } 11620 } 11621 } 11622 // writer 11623 synchronized (mPackages) { 11624 // If the platform SDK has changed since the last time we booted, 11625 // we need to re-grant app permission to catch any new ones that 11626 // appear. This is really a hack, and means that apps can in some 11627 // cases get permissions that the user didn't initially explicitly 11628 // allow... it would be nice to have some better way to handle 11629 // this situation. 11630 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 11631 if (regrantPermissions) 11632 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 11633 + mSdkVersion + "; regranting permissions for external storage"); 11634 mSettings.mExternalSdkPlatform = mSdkVersion; 11635 11636 // Make sure group IDs have been assigned, and any permission 11637 // changes in other apps are accounted for 11638 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 11639 | (regrantPermissions 11640 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 11641 : 0)); 11642 // can downgrade to reader 11643 // Persist settings 11644 mSettings.writeLPr(); 11645 } 11646 // Send a broadcast to let everyone know we are done processing 11647 if (pkgList.size() > 0) { 11648 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11649 } 11650 // Force gc to avoid any stale parser references that we might have. 11651 if (doGc) { 11652 Runtime.getRuntime().gc(); 11653 } 11654 // List stale containers and destroy stale temporary containers. 11655 if (removeCids != null) { 11656 for (String cid : removeCids) { 11657 if (cid.startsWith(mTempContainerPrefix)) { 11658 Log.i(TAG, "Destroying stale temporary container " + cid); 11659 PackageHelper.destroySdDir(cid); 11660 } else { 11661 Log.w(TAG, "Container " + cid + " is stale"); 11662 } 11663 } 11664 } 11665 } 11666 11667 /* 11668 * Utility method to unload a list of specified containers 11669 */ 11670 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 11671 // Just unmount all valid containers. 11672 for (AsecInstallArgs arg : cidArgs) { 11673 synchronized (mInstallLock) { 11674 arg.doPostDeleteLI(false); 11675 } 11676 } 11677 } 11678 11679 /* 11680 * Unload packages mounted on external media. This involves deleting package 11681 * data from internal structures, sending broadcasts about diabled packages, 11682 * gc'ing to free up references, unmounting all secure containers 11683 * corresponding to packages on external media, and posting a 11684 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 11685 * that we always have to post this message if status has been requested no 11686 * matter what. 11687 */ 11688 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11689 final boolean reportStatus) { 11690 if (DEBUG_SD_INSTALL) 11691 Log.i(TAG, "unloading media packages"); 11692 ArrayList<String> pkgList = new ArrayList<String>(); 11693 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 11694 final Set<AsecInstallArgs> keys = processCids.keySet(); 11695 for (AsecInstallArgs args : keys) { 11696 String pkgName = args.getPackageName(); 11697 if (DEBUG_SD_INSTALL) 11698 Log.i(TAG, "Trying to unload pkg : " + pkgName); 11699 // Delete package internally 11700 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 11701 synchronized (mInstallLock) { 11702 boolean res = deletePackageLI(pkgName, null, false, null, null, 11703 PackageManager.DELETE_KEEP_DATA, outInfo, false); 11704 if (res) { 11705 pkgList.add(pkgName); 11706 } else { 11707 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 11708 failedList.add(args); 11709 } 11710 } 11711 } 11712 11713 // reader 11714 synchronized (mPackages) { 11715 // We didn't update the settings after removing each package; 11716 // write them now for all packages. 11717 mSettings.writeLPr(); 11718 } 11719 11720 // We have to absolutely send UPDATED_MEDIA_STATUS only 11721 // after confirming that all the receivers processed the ordered 11722 // broadcast when packages get disabled, force a gc to clean things up. 11723 // and unload all the containers. 11724 if (pkgList.size() > 0) { 11725 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 11726 new IIntentReceiver.Stub() { 11727 public void performReceive(Intent intent, int resultCode, String data, 11728 Bundle extras, boolean ordered, boolean sticky, 11729 int sendingUser) throws RemoteException { 11730 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 11731 reportStatus ? 1 : 0, 1, keys); 11732 mHandler.sendMessage(msg); 11733 } 11734 }); 11735 } else { 11736 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 11737 keys); 11738 mHandler.sendMessage(msg); 11739 } 11740 } 11741 11742 /** Binder call */ 11743 @Override 11744 public void movePackage(final String packageName, final IPackageMoveObserver observer, 11745 final int flags) { 11746 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 11747 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 11748 int returnCode = PackageManager.MOVE_SUCCEEDED; 11749 int currFlags = 0; 11750 int newFlags = 0; 11751 // reader 11752 synchronized (mPackages) { 11753 PackageParser.Package pkg = mPackages.get(packageName); 11754 if (pkg == null) { 11755 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11756 } else { 11757 // Disable moving fwd locked apps and system packages 11758 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 11759 Slog.w(TAG, "Cannot move system application"); 11760 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 11761 } else if (pkg.mOperationPending) { 11762 Slog.w(TAG, "Attempt to move package which has pending operations"); 11763 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 11764 } else { 11765 // Find install location first 11766 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 11767 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 11768 Slog.w(TAG, "Ambigous flags specified for move location."); 11769 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11770 } else { 11771 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 11772 : PackageManager.INSTALL_INTERNAL; 11773 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 11774 : PackageManager.INSTALL_INTERNAL; 11775 11776 if (newFlags == currFlags) { 11777 Slog.w(TAG, "No move required. Trying to move to same location"); 11778 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11779 } else { 11780 if (isForwardLocked(pkg)) { 11781 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11782 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11783 } 11784 } 11785 } 11786 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11787 pkg.mOperationPending = true; 11788 } 11789 } 11790 } 11791 11792 /* 11793 * TODO this next block probably shouldn't be inside the lock. We 11794 * can't guarantee these won't change after this is fired off 11795 * anyway. 11796 */ 11797 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11798 processPendingMove(new MoveParams(null, observer, 0, packageName, 11799 null, -1, user), 11800 returnCode); 11801 } else { 11802 Message msg = mHandler.obtainMessage(INIT_COPY); 11803 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 11804 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 11805 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 11806 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 11807 msg.obj = mp; 11808 mHandler.sendMessage(msg); 11809 } 11810 } 11811 } 11812 11813 private void processPendingMove(final MoveParams mp, final int currentStatus) { 11814 // Queue up an async operation since the package deletion may take a 11815 // little while. 11816 mHandler.post(new Runnable() { 11817 public void run() { 11818 // TODO fix this; this does nothing. 11819 mHandler.removeCallbacks(this); 11820 int returnCode = currentStatus; 11821 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 11822 int uidArr[] = null; 11823 ArrayList<String> pkgList = null; 11824 synchronized (mPackages) { 11825 PackageParser.Package pkg = mPackages.get(mp.packageName); 11826 if (pkg == null) { 11827 Slog.w(TAG, " Package " + mp.packageName 11828 + " doesn't exist. Aborting move"); 11829 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11830 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 11831 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 11832 + mp.srcArgs.getCodePath() + " to " 11833 + pkg.applicationInfo.sourceDir 11834 + " Aborting move and returning error"); 11835 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11836 } else { 11837 uidArr = new int[] { 11838 pkg.applicationInfo.uid 11839 }; 11840 pkgList = new ArrayList<String>(); 11841 pkgList.add(mp.packageName); 11842 } 11843 } 11844 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11845 // Send resources unavailable broadcast 11846 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 11847 // Update package code and resource paths 11848 synchronized (mInstallLock) { 11849 synchronized (mPackages) { 11850 PackageParser.Package pkg = mPackages.get(mp.packageName); 11851 // Recheck for package again. 11852 if (pkg == null) { 11853 Slog.w(TAG, " Package " + mp.packageName 11854 + " doesn't exist. Aborting move"); 11855 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11856 } else if (!mp.srcArgs.getCodePath().equals( 11857 pkg.applicationInfo.sourceDir)) { 11858 Slog.w(TAG, "Package " + mp.packageName 11859 + " code path changed from " + mp.srcArgs.getCodePath() 11860 + " to " + pkg.applicationInfo.sourceDir 11861 + " Aborting move and returning error"); 11862 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11863 } else { 11864 final String oldCodePath = pkg.mPath; 11865 final String newCodePath = mp.targetArgs.getCodePath(); 11866 final String newResPath = mp.targetArgs.getResourcePath(); 11867 final String newNativePath = mp.targetArgs 11868 .getNativeLibraryPath(); 11869 11870 final File newNativeDir = new File(newNativePath); 11871 11872 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 11873 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 11874 new File(newCodePath), newNativeDir); 11875 } 11876 final int[] users = sUserManager.getUserIds(); 11877 for (int user : users) { 11878 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 11879 newNativePath, user) < 0) { 11880 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11881 } 11882 } 11883 11884 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11885 pkg.mPath = newCodePath; 11886 // Move dex files around 11887 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 11888 // Moving of dex files failed. Set 11889 // error code and abort move. 11890 pkg.mPath = pkg.mScanPath; 11891 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11892 } 11893 } 11894 11895 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11896 pkg.mScanPath = newCodePath; 11897 pkg.applicationInfo.sourceDir = newCodePath; 11898 pkg.applicationInfo.publicSourceDir = newResPath; 11899 pkg.applicationInfo.nativeLibraryDir = newNativePath; 11900 PackageSetting ps = (PackageSetting) pkg.mExtras; 11901 ps.codePath = new File(pkg.applicationInfo.sourceDir); 11902 ps.codePathString = ps.codePath.getPath(); 11903 ps.resourcePath = new File( 11904 pkg.applicationInfo.publicSourceDir); 11905 ps.resourcePathString = ps.resourcePath.getPath(); 11906 ps.nativeLibraryPathString = newNativePath; 11907 // Set the application info flag 11908 // correctly. 11909 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 11910 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11911 } else { 11912 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11913 } 11914 ps.setFlags(pkg.applicationInfo.flags); 11915 mAppDirs.remove(oldCodePath); 11916 mAppDirs.put(newCodePath, pkg); 11917 // Persist settings 11918 mSettings.writeLPr(); 11919 } 11920 } 11921 } 11922 } 11923 // Send resources available broadcast 11924 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11925 } 11926 } 11927 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11928 // Clean up failed installation 11929 if (mp.targetArgs != null) { 11930 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 11931 -1); 11932 } 11933 } else { 11934 // Force a gc to clear things up. 11935 Runtime.getRuntime().gc(); 11936 // Delete older code 11937 synchronized (mInstallLock) { 11938 mp.srcArgs.doPostDeleteLI(true); 11939 } 11940 } 11941 11942 // Allow more operations on this file if we didn't fail because 11943 // an operation was already pending for this package. 11944 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 11945 synchronized (mPackages) { 11946 PackageParser.Package pkg = mPackages.get(mp.packageName); 11947 if (pkg != null) { 11948 pkg.mOperationPending = false; 11949 } 11950 } 11951 } 11952 11953 IPackageMoveObserver observer = mp.observer; 11954 if (observer != null) { 11955 try { 11956 observer.packageMoved(mp.packageName, returnCode); 11957 } catch (RemoteException e) { 11958 Log.i(TAG, "Observer no longer exists."); 11959 } 11960 } 11961 } 11962 }); 11963 } 11964 11965 public boolean setInstallLocation(int loc) { 11966 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 11967 null); 11968 if (getInstallLocation() == loc) { 11969 return true; 11970 } 11971 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 11972 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 11973 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 11974 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 11975 return true; 11976 } 11977 return false; 11978 } 11979 11980 public int getInstallLocation() { 11981 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11982 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 11983 PackageHelper.APP_INSTALL_AUTO); 11984 } 11985 11986 /** Called by UserManagerService */ 11987 void cleanUpUserLILPw(int userHandle) { 11988 mDirtyUsers.remove(userHandle); 11989 mSettings.removeUserLPr(userHandle); 11990 mPendingBroadcasts.remove(userHandle); 11991 if (mInstaller != null) { 11992 // Technically, we shouldn't be doing this with the package lock 11993 // held. However, this is very rare, and there is already so much 11994 // other disk I/O going on, that we'll let it slide for now. 11995 mInstaller.removeUserDataDirs(userHandle); 11996 } 11997 } 11998 11999 /** Called by UserManagerService */ 12000 void createNewUserLILPw(int userHandle, File path) { 12001 if (mInstaller != null) { 12002 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12003 } 12004 } 12005 12006 @Override 12007 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12008 mContext.enforceCallingOrSelfPermission( 12009 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12010 "Only package verification agents can read the verifier device identity"); 12011 12012 synchronized (mPackages) { 12013 return mSettings.getVerifierDeviceIdentityLPw(); 12014 } 12015 } 12016 12017 @Override 12018 public void setPermissionEnforced(String permission, boolean enforced) { 12019 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12020 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12021 synchronized (mPackages) { 12022 if (mSettings.mReadExternalStorageEnforced == null 12023 || mSettings.mReadExternalStorageEnforced != enforced) { 12024 mSettings.mReadExternalStorageEnforced = enforced; 12025 mSettings.writeLPr(); 12026 } 12027 } 12028 // kill any non-foreground processes so we restart them and 12029 // grant/revoke the GID. 12030 final IActivityManager am = ActivityManagerNative.getDefault(); 12031 if (am != null) { 12032 final long token = Binder.clearCallingIdentity(); 12033 try { 12034 am.killProcessesBelowForeground("setPermissionEnforcement"); 12035 } catch (RemoteException e) { 12036 } finally { 12037 Binder.restoreCallingIdentity(token); 12038 } 12039 } 12040 } else { 12041 throw new IllegalArgumentException("No selective enforcement for " + permission); 12042 } 12043 } 12044 12045 @Override 12046 @Deprecated 12047 public boolean isPermissionEnforced(String permission) { 12048 return true; 12049 } 12050 12051 @Override 12052 public boolean isStorageLow() { 12053 final long token = Binder.clearCallingIdentity(); 12054 try { 12055 final DeviceStorageMonitorInternal 12056 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12057 if (dsm != null) { 12058 return dsm.isMemoryLow(); 12059 } else { 12060 return false; 12061 } 12062 } finally { 12063 Binder.restoreCallingIdentity(token); 12064 } 12065 } 12066} 12067