PackageManagerService.java revision d1b5cfc94ae940f42be352e7ed98c21c973471b2
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_USER; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 25import static com.android.internal.util.ArrayUtils.appendInt; 26import static com.android.internal.util.ArrayUtils.removeInt; 27import static libcore.io.OsConstants.S_ISLNK; 28 29import com.android.internal.app.IMediaContainerService; 30import com.android.internal.app.ResolverActivity; 31import com.android.internal.content.NativeLibraryHelper; 32import com.android.internal.content.PackageHelper; 33import com.android.internal.util.FastXmlSerializer; 34import com.android.internal.util.XmlUtils; 35import com.android.server.DeviceStorageMonitorService; 36import com.android.server.EventLogTags; 37import com.android.server.IntentResolver; 38 39import org.xmlpull.v1.XmlPullParser; 40import org.xmlpull.v1.XmlPullParserException; 41import org.xmlpull.v1.XmlSerializer; 42 43import android.app.ActivityManagerNative; 44import android.app.IActivityManager; 45import android.app.admin.IDevicePolicyManager; 46import android.app.backup.IBackupManager; 47import android.content.BroadcastReceiver; 48import android.content.ComponentName; 49import android.content.Context; 50import android.content.IIntentReceiver; 51import android.content.Intent; 52import android.content.IntentFilter; 53import android.content.IntentSender; 54import android.content.ServiceConnection; 55import android.content.IntentSender.SendIntentException; 56import android.content.pm.ActivityInfo; 57import android.content.pm.ApplicationInfo; 58import android.content.pm.ContainerEncryptionParams; 59import android.content.pm.FeatureInfo; 60import android.content.pm.IPackageDataObserver; 61import android.content.pm.IPackageDeleteObserver; 62import android.content.pm.IPackageInstallObserver; 63import android.content.pm.IPackageManager; 64import android.content.pm.IPackageMoveObserver; 65import android.content.pm.IPackageStatsObserver; 66import android.content.pm.InstrumentationInfo; 67import android.content.pm.PackageCleanItem; 68import android.content.pm.PackageInfo; 69import android.content.pm.PackageInfoLite; 70import android.content.pm.PackageManager; 71import android.content.pm.PackageParser; 72import android.content.pm.PackageUserState; 73import android.content.pm.PackageParser.ActivityIntentInfo; 74import android.content.pm.PackageStats; 75import android.content.pm.ParceledListSlice; 76import android.content.pm.PermissionGroupInfo; 77import android.content.pm.PermissionInfo; 78import android.content.pm.ProviderInfo; 79import android.content.pm.ResolveInfo; 80import android.content.pm.ServiceInfo; 81import android.content.pm.Signature; 82import android.content.pm.ManifestDigest; 83import android.content.pm.VerificationParams; 84import android.content.pm.VerifierDeviceIdentity; 85import android.content.pm.VerifierInfo; 86import android.net.Uri; 87import android.os.Binder; 88import android.os.Build; 89import android.os.Bundle; 90import android.os.Environment; 91import android.os.FileObserver; 92import android.os.FileUtils; 93import android.os.Handler; 94import android.os.HandlerThread; 95import android.os.IBinder; 96import android.os.Looper; 97import android.os.Message; 98import android.os.Parcel; 99import android.os.ParcelFileDescriptor; 100import android.os.Process; 101import android.os.RemoteException; 102import android.os.SELinux; 103import android.os.ServiceManager; 104import android.os.SystemClock; 105import android.os.SystemProperties; 106import android.os.UserHandle; 107import android.provider.Settings.Secure; 108import android.security.SystemKeyStore; 109import android.util.DisplayMetrics; 110import android.util.EventLog; 111import android.util.Log; 112import android.util.LogPrinter; 113import android.util.Slog; 114import android.util.SparseArray; 115import android.util.Xml; 116import android.view.Display; 117import android.view.WindowManager; 118 119import java.io.BufferedOutputStream; 120import java.io.File; 121import java.io.FileDescriptor; 122import java.io.FileInputStream; 123import java.io.FileNotFoundException; 124import java.io.FileOutputStream; 125import java.io.FileReader; 126import java.io.FilenameFilter; 127import java.io.IOException; 128import java.io.PrintWriter; 129import java.security.NoSuchAlgorithmException; 130import java.security.PublicKey; 131import java.security.cert.CertificateException; 132import java.text.SimpleDateFormat; 133import java.util.ArrayList; 134import java.util.Arrays; 135import java.util.Collection; 136import java.util.Collections; 137import java.util.Comparator; 138import java.util.Date; 139import java.util.HashMap; 140import java.util.HashSet; 141import java.util.Iterator; 142import java.util.List; 143import java.util.Map; 144import java.util.Map.Entry; 145import java.util.Set; 146 147import libcore.io.ErrnoException; 148import libcore.io.IoUtils; 149import libcore.io.Libcore; 150import libcore.io.StructStat; 151 152/** 153 * Keep track of all those .apks everywhere. 154 * 155 * This is very central to the platform's security; please run the unit 156 * tests whenever making modifications here: 157 * 158mmm frameworks/base/tests/AndroidTests 159adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 160adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 161 * 162 * {@hide} 163 */ 164public class PackageManagerService extends IPackageManager.Stub { 165 static final String TAG = "PackageManager"; 166 static final boolean DEBUG_SETTINGS = false; 167 private static final boolean DEBUG_PREFERRED = false; 168 static final boolean DEBUG_UPGRADE = false; 169 private static final boolean DEBUG_INSTALL = false; 170 private static final boolean DEBUG_REMOVE = false; 171 private static final boolean DEBUG_BROADCASTS = false; 172 private static final boolean DEBUG_SHOW_INFO = false; 173 private static final boolean DEBUG_PACKAGE_INFO = false; 174 private static final boolean DEBUG_INTENT_MATCHING = false; 175 private static final boolean DEBUG_PACKAGE_SCANNING = false; 176 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 177 private static final boolean DEBUG_VERIFY = false; 178 179 private static final int RADIO_UID = Process.PHONE_UID; 180 private static final int LOG_UID = Process.LOG_UID; 181 private static final int NFC_UID = Process.NFC_UID; 182 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 183 184 private static final boolean GET_CERTIFICATES = true; 185 186 private static final int REMOVE_EVENTS = 187 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 188 private static final int ADD_EVENTS = 189 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 190 191 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 192 // Suffix used during package installation when copying/moving 193 // package apks to install directory. 194 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 195 196 static final int SCAN_MONITOR = 1<<0; 197 static final int SCAN_NO_DEX = 1<<1; 198 static final int SCAN_FORCE_DEX = 1<<2; 199 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 200 static final int SCAN_NEW_INSTALL = 1<<4; 201 static final int SCAN_NO_PATHS = 1<<5; 202 static final int SCAN_UPDATE_TIME = 1<<6; 203 static final int SCAN_DEFER_DEX = 1<<7; 204 static final int SCAN_BOOTING = 1<<8; 205 206 static final int REMOVE_CHATTY = 1<<16; 207 208 /** 209 * Whether verification is enabled by default. 210 */ 211 // STOPSHIP: change this to true 212 private static final boolean DEFAULT_VERIFY_ENABLE = false; 213 214 /** 215 * The default maximum time to wait for the verification agent to return in 216 * milliseconds. 217 */ 218 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 219 220 /** 221 * The default response for package verification timeout. 222 * 223 * This can be either PackageManager.VERIFICATION_ALLOW or 224 * PackageManager.VERIFICATION_REJECT. 225 */ 226 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 227 228 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 229 230 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 231 DEFAULT_CONTAINER_PACKAGE, 232 "com.android.defcontainer.DefaultContainerService"); 233 234 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 235 236 private static final String LIB_DIR_NAME = "lib"; 237 238 static final String mTempContainerPrefix = "smdl2tmp"; 239 240 final HandlerThread mHandlerThread = new HandlerThread("PackageManager", 241 Process.THREAD_PRIORITY_BACKGROUND); 242 final PackageHandler mHandler; 243 244 final int mSdkVersion = Build.VERSION.SDK_INT; 245 final String mSdkCodename = "REL".equals(Build.VERSION.CODENAME) 246 ? null : Build.VERSION.CODENAME; 247 248 final Context mContext; 249 final boolean mFactoryTest; 250 final boolean mOnlyCore; 251 final boolean mNoDexOpt; 252 final DisplayMetrics mMetrics; 253 final int mDefParseFlags; 254 final String[] mSeparateProcesses; 255 256 // This is where all application persistent data goes. 257 final File mAppDataDir; 258 259 // This is where all application persistent data goes for secondary users. 260 final File mUserAppDataDir; 261 262 /** The location for ASEC container files on internal storage. */ 263 final String mAsecInternalPath; 264 265 // This is the object monitoring the framework dir. 266 final FileObserver mFrameworkInstallObserver; 267 268 // This is the object monitoring the system app dir. 269 final FileObserver mSystemInstallObserver; 270 271 // This is the object monitoring the system app dir. 272 final FileObserver mVendorInstallObserver; 273 274 // This is the object monitoring mAppInstallDir. 275 final FileObserver mAppInstallObserver; 276 277 // This is the object monitoring mDrmAppPrivateInstallDir. 278 final FileObserver mDrmAppInstallObserver; 279 280 // Used for priviledge escalation. MUST NOT BE CALLED WITH mPackages 281 // LOCK HELD. Can be called with mInstallLock held. 282 final Installer mInstaller; 283 284 final File mFrameworkDir; 285 final File mSystemAppDir; 286 final File mVendorAppDir; 287 final File mAppInstallDir; 288 final File mDalvikCacheDir; 289 290 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 291 // apps. 292 final File mDrmAppPrivateInstallDir; 293 294 // ---------------------------------------------------------------- 295 296 // Lock for state used when installing and doing other long running 297 // operations. Methods that must be called with this lock held have 298 // the prefix "LI". 299 final Object mInstallLock = new Object(); 300 301 // These are the directories in the 3rd party applications installed dir 302 // that we have currently loaded packages from. Keys are the application's 303 // installed zip file (absolute codePath), and values are Package. 304 final HashMap<String, PackageParser.Package> mAppDirs = 305 new HashMap<String, PackageParser.Package>(); 306 307 // Information for the parser to write more useful error messages. 308 File mScanningPath; 309 int mLastScanError; 310 311 // ---------------------------------------------------------------- 312 313 // Keys are String (package name), values are Package. This also serves 314 // as the lock for the global state. Methods that must be called with 315 // this lock held have the prefix "LP". 316 final HashMap<String, PackageParser.Package> mPackages = 317 new HashMap<String, PackageParser.Package>(); 318 319 final Settings mSettings; 320 boolean mRestoredSettings; 321 322 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 323 int[] mGlobalGids; 324 325 // These are the built-in uid -> permission mappings that were read from the 326 // etc/permissions.xml file. 327 final SparseArray<HashSet<String>> mSystemPermissions = 328 new SparseArray<HashSet<String>>(); 329 330 // These are the built-in shared libraries that were read from the 331 // etc/permissions.xml file. 332 final HashMap<String, String> mSharedLibraries = new HashMap<String, String>(); 333 334 // Temporary for building the final shared libraries for an .apk. 335 String[] mTmpSharedLibraries = null; 336 337 // These are the features this devices supports that were read from the 338 // etc/permissions.xml file. 339 final HashMap<String, FeatureInfo> mAvailableFeatures = 340 new HashMap<String, FeatureInfo>(); 341 342 // All available activities, for your resolving pleasure. 343 final ActivityIntentResolver mActivities = 344 new ActivityIntentResolver(); 345 346 // All available receivers, for your resolving pleasure. 347 final ActivityIntentResolver mReceivers = 348 new ActivityIntentResolver(); 349 350 // All available services, for your resolving pleasure. 351 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 352 353 // Keys are String (provider class name), values are Provider. 354 final HashMap<ComponentName, PackageParser.Provider> mProvidersByComponent = 355 new HashMap<ComponentName, PackageParser.Provider>(); 356 357 // Mapping from provider base names (first directory in content URI codePath) 358 // to the provider information. 359 final HashMap<String, PackageParser.Provider> mProviders = 360 new HashMap<String, PackageParser.Provider>(); 361 362 // Mapping from instrumentation class names to info about them. 363 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 364 new HashMap<ComponentName, PackageParser.Instrumentation>(); 365 366 // Mapping from permission names to info about them. 367 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 368 new HashMap<String, PackageParser.PermissionGroup>(); 369 370 // Packages whose data we have transfered into another package, thus 371 // should no longer exist. 372 final HashSet<String> mTransferedPackages = new HashSet<String>(); 373 374 // Broadcast actions that are only available to the system. 375 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 376 377 /** List of packages waiting for verification. */ 378 final SparseArray<PackageVerificationState> mPendingVerification 379 = new SparseArray<PackageVerificationState>(); 380 381 final ArrayList<PackageParser.Package> mDeferredDexOpt = 382 new ArrayList<PackageParser.Package>(); 383 384 /** Token for keys in mPendingVerification. */ 385 private int mPendingVerificationToken = 0; 386 387 boolean mSystemReady; 388 boolean mSafeMode; 389 boolean mHasSystemUidErrors; 390 391 ApplicationInfo mAndroidApplication; 392 final ActivityInfo mResolveActivity = new ActivityInfo(); 393 final ResolveInfo mResolveInfo = new ResolveInfo(); 394 ComponentName mResolveComponentName; 395 PackageParser.Package mPlatformPackage; 396 397 // Set of pending broadcasts for aggregating enable/disable of components. 398 final HashMap<String, ArrayList<String>> mPendingBroadcasts 399 = new HashMap<String, ArrayList<String>>(); 400 // Service Connection to remote media container service to copy 401 // package uri's from external media onto secure containers 402 // or internal storage. 403 private IMediaContainerService mContainerService = null; 404 private int mContainerServiceUserId; 405 406 static final int SEND_PENDING_BROADCAST = 1; 407 static final int MCS_BOUND = 3; 408 static final int END_COPY = 4; 409 static final int INIT_COPY = 5; 410 static final int MCS_UNBIND = 6; 411 static final int START_CLEANING_PACKAGE = 7; 412 static final int FIND_INSTALL_LOC = 8; 413 static final int POST_INSTALL = 9; 414 static final int MCS_RECONNECT = 10; 415 static final int MCS_GIVE_UP = 11; 416 static final int UPDATED_MEDIA_STATUS = 12; 417 static final int WRITE_SETTINGS = 13; 418 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 419 static final int PACKAGE_VERIFIED = 15; 420 static final int CHECK_PENDING_VERIFICATION = 16; 421 422 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 423 424 // Delay time in millisecs 425 static final int BROADCAST_DELAY = 10 * 1000; 426 427 static UserManagerService sUserManager; 428 429 // Stores a list of users whose package restrictions file needs to be updated 430 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 431 432 final private DefaultContainerConnection mDefContainerConn = 433 new DefaultContainerConnection(); 434 class DefaultContainerConnection implements ServiceConnection { 435 public void onServiceConnected(ComponentName name, IBinder service) { 436 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 437 IMediaContainerService imcs = 438 IMediaContainerService.Stub.asInterface(service); 439 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 440 } 441 442 public void onServiceDisconnected(ComponentName name) { 443 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 444 } 445 }; 446 447 // Recordkeeping of restore-after-install operations that are currently in flight 448 // between the Package Manager and the Backup Manager 449 class PostInstallData { 450 public InstallArgs args; 451 public PackageInstalledInfo res; 452 453 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 454 args = _a; 455 res = _r; 456 } 457 }; 458 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 459 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 460 461 private final String mRequiredVerifierPackage; 462 463 class PackageHandler extends Handler { 464 private boolean mBound = false; 465 final ArrayList<HandlerParams> mPendingInstalls = 466 new ArrayList<HandlerParams>(); 467 468 private boolean connectToService() { 469 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 470 " DefaultContainerService"); 471 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 472 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 473 mContainerServiceUserId = 0; 474 if (mPendingInstalls.size() > 0) { 475 mContainerServiceUserId = mPendingInstalls.get(0).getUser().getIdentifier(); 476 if (mContainerServiceUserId == UserHandle.USER_ALL) { 477 mContainerServiceUserId = 0; 478 } 479 } 480 if (mContext.bindService(service, mDefContainerConn, 481 Context.BIND_AUTO_CREATE, mContainerServiceUserId)) { 482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 483 mBound = true; 484 return true; 485 } 486 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 487 return false; 488 } 489 490 private void disconnectService() { 491 mContainerService = null; 492 mBound = false; 493 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 494 mContext.unbindService(mDefContainerConn); 495 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 496 } 497 498 PackageHandler(Looper looper) { 499 super(looper); 500 } 501 502 public void handleMessage(Message msg) { 503 try { 504 doHandleMessage(msg); 505 } finally { 506 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 507 } 508 } 509 510 void doHandleMessage(Message msg) { 511 switch (msg.what) { 512 case INIT_COPY: { 513 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy"); 514 HandlerParams params = (HandlerParams) msg.obj; 515 int idx = mPendingInstalls.size(); 516 if (DEBUG_INSTALL) Slog.i(TAG, "idx=" + idx); 517 // If a bind was already initiated we dont really 518 // need to do anything. The pending install 519 // will be processed later on. 520 if (!mBound) { 521 // If this is the only one pending we might 522 // have to bind to the service again. 523 if (!connectToService()) { 524 Slog.e(TAG, "Failed to bind to media container service"); 525 params.serviceError(); 526 return; 527 } else { 528 // Once we bind to the service, the first 529 // pending request will be processed. 530 mPendingInstalls.add(idx, params); 531 } 532 } else { 533 mPendingInstalls.add(idx, params); 534 // Already bound to the service. Just make 535 // sure we trigger off processing the first request. 536 if (idx == 0) { 537 mHandler.sendEmptyMessage(MCS_BOUND); 538 } 539 } 540 break; 541 } 542 case MCS_BOUND: { 543 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 544 if (msg.obj != null) { 545 mContainerService = (IMediaContainerService) msg.obj; 546 } 547 if (mContainerService == null) { 548 // Something seriously wrong. Bail out 549 Slog.e(TAG, "Cannot bind to media container service"); 550 for (HandlerParams params : mPendingInstalls) { 551 // Indicate service bind error 552 params.serviceError(); 553 } 554 mPendingInstalls.clear(); 555 } else if (mPendingInstalls.size() > 0) { 556 HandlerParams params = mPendingInstalls.get(0); 557 if (params != null) { 558 // Check if we're connected to the correct service, if it's an install 559 // request. 560 final int installFor = params.getUser().getIdentifier(); 561 if (installFor != mContainerServiceUserId 562 && (installFor == UserHandle.USER_ALL 563 && mContainerServiceUserId != 0)) { 564 mHandler.sendEmptyMessage(MCS_RECONNECT); 565 return; 566 } 567 if (params.startCopy()) { 568 // We are done... look for more work or to 569 // go idle. 570 if (DEBUG_SD_INSTALL) Log.i(TAG, 571 "Checking for more work or unbind..."); 572 // Delete pending install 573 if (mPendingInstalls.size() > 0) { 574 mPendingInstalls.remove(0); 575 } 576 if (mPendingInstalls.size() == 0) { 577 if (mBound) { 578 if (DEBUG_SD_INSTALL) Log.i(TAG, 579 "Posting delayed MCS_UNBIND"); 580 removeMessages(MCS_UNBIND); 581 Message ubmsg = obtainMessage(MCS_UNBIND); 582 // Unbind after a little delay, to avoid 583 // continual thrashing. 584 sendMessageDelayed(ubmsg, 10000); 585 } 586 } else { 587 // There are more pending requests in queue. 588 // Just post MCS_BOUND message to trigger processing 589 // of next pending install. 590 if (DEBUG_SD_INSTALL) Log.i(TAG, 591 "Posting MCS_BOUND for next woek"); 592 mHandler.sendEmptyMessage(MCS_BOUND); 593 } 594 } 595 } 596 } else { 597 // Should never happen ideally. 598 Slog.w(TAG, "Empty queue"); 599 } 600 break; 601 } 602 case MCS_RECONNECT: { 603 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 604 if (mPendingInstalls.size() > 0) { 605 if (mBound) { 606 disconnectService(); 607 } 608 if (!connectToService()) { 609 Slog.e(TAG, "Failed to bind to media container service"); 610 for (HandlerParams params : mPendingInstalls) { 611 // Indicate service bind error 612 params.serviceError(); 613 } 614 mPendingInstalls.clear(); 615 } 616 } 617 break; 618 } 619 case MCS_UNBIND: { 620 // If there is no actual work left, then time to unbind. 621 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 622 623 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 624 if (mBound) { 625 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 626 627 disconnectService(); 628 } 629 } else if (mPendingInstalls.size() > 0) { 630 // There are more pending requests in queue. 631 // Just post MCS_BOUND message to trigger processing 632 // of next pending install. 633 mHandler.sendEmptyMessage(MCS_BOUND); 634 } 635 636 break; 637 } 638 case MCS_GIVE_UP: { 639 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 640 mPendingInstalls.remove(0); 641 break; 642 } 643 case SEND_PENDING_BROADCAST: { 644 String packages[]; 645 ArrayList<String> components[]; 646 int size = 0; 647 int uids[]; 648 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 649 synchronized (mPackages) { 650 if (mPendingBroadcasts == null) { 651 return; 652 } 653 size = mPendingBroadcasts.size(); 654 if (size <= 0) { 655 // Nothing to be done. Just return 656 return; 657 } 658 packages = new String[size]; 659 components = new ArrayList[size]; 660 uids = new int[size]; 661 Iterator<Map.Entry<String, ArrayList<String>>> 662 it = mPendingBroadcasts.entrySet().iterator(); 663 int i = 0; 664 while (it.hasNext() && i < size) { 665 Map.Entry<String, ArrayList<String>> ent = it.next(); 666 packages[i] = ent.getKey(); 667 components[i] = ent.getValue(); 668 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 669 uids[i] = (ps != null) ? ps.appId : -1; 670 i++; 671 } 672 size = i; 673 mPendingBroadcasts.clear(); 674 } 675 // Send broadcasts 676 for (int i = 0; i < size; i++) { 677 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 678 } 679 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 680 break; 681 } 682 case START_CLEANING_PACKAGE: { 683 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 684 PackageCleanItem item = new PackageCleanItem((String)msg.obj, 685 msg.arg2 != 0); 686 synchronized (mPackages) { 687 if (msg.arg1 == UserHandle.USER_ALL) { 688 int[] users = sUserManager.getUserIds(); 689 for (int user : users) { 690 mSettings.addPackageToCleanLPw(user, item); 691 } 692 } else { 693 mSettings.addPackageToCleanLPw(msg.arg1, item); 694 } 695 } 696 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 697 startCleaningPackages(-1); 698 } break; 699 case POST_INSTALL: { 700 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 701 PostInstallData data = mRunningInstalls.get(msg.arg1); 702 mRunningInstalls.delete(msg.arg1); 703 boolean deleteOld = false; 704 705 if (data != null) { 706 InstallArgs args = data.args; 707 PackageInstalledInfo res = data.res; 708 709 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 710 res.removedInfo.sendBroadcast(false, true); 711 Bundle extras = new Bundle(1); 712 extras.putInt(Intent.EXTRA_UID, res.uid); 713 // Determine the set of users who are adding this 714 // package for the first time vs. those who are seeing 715 // an update. 716 int[] firstUsers; 717 int[] updateUsers = new int[0]; 718 if (res.origUsers == null || res.origUsers.length == 0) { 719 firstUsers = res.newUsers; 720 } else { 721 firstUsers = new int[0]; 722 for (int i=0; i<res.newUsers.length; i++) { 723 int user = res.newUsers[i]; 724 boolean isNew = true; 725 for (int j=0; j<res.origUsers.length; j++) { 726 if (res.origUsers[j] == user) { 727 isNew = false; 728 break; 729 } 730 } 731 if (isNew) { 732 int[] newFirst = new int[firstUsers.length+1]; 733 System.arraycopy(firstUsers, 0, newFirst, 0, 734 firstUsers.length); 735 newFirst[firstUsers.length] = user; 736 firstUsers = newFirst; 737 } else { 738 int[] newUpdate = new int[updateUsers.length+1]; 739 System.arraycopy(updateUsers, 0, newUpdate, 0, 740 updateUsers.length); 741 newUpdate[updateUsers.length] = user; 742 updateUsers = newUpdate; 743 } 744 } 745 } 746 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 747 res.pkg.applicationInfo.packageName, 748 extras, null, null, firstUsers); 749 final boolean update = res.removedInfo.removedPackage != null; 750 if (update) { 751 extras.putBoolean(Intent.EXTRA_REPLACING, true); 752 } 753 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 754 res.pkg.applicationInfo.packageName, 755 extras, null, null, updateUsers); 756 if (update) { 757 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 758 res.pkg.applicationInfo.packageName, 759 extras, null, null, updateUsers); 760 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 761 null, null, 762 res.pkg.applicationInfo.packageName, null, updateUsers); 763 } 764 if (res.removedInfo.args != null) { 765 // Remove the replaced package's older resources safely now 766 deleteOld = true; 767 } 768 769 // Log current value of "unknown sources" setting 770 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 771 getUnknownSourcesSettings()); 772 } 773 // Force a gc to clear up things 774 Runtime.getRuntime().gc(); 775 // We delete after a gc for applications on sdcard. 776 if (deleteOld) { 777 synchronized (mInstallLock) { 778 res.removedInfo.args.doPostDeleteLI(true); 779 } 780 } 781 if (args.observer != null) { 782 try { 783 args.observer.packageInstalled(res.name, res.returnCode); 784 } catch (RemoteException e) { 785 Slog.i(TAG, "Observer no longer exists."); 786 } 787 } 788 } else { 789 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 790 } 791 } break; 792 case UPDATED_MEDIA_STATUS: { 793 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 794 boolean reportStatus = msg.arg1 == 1; 795 boolean doGc = msg.arg2 == 1; 796 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 797 if (doGc) { 798 // Force a gc to clear up stale containers. 799 Runtime.getRuntime().gc(); 800 } 801 if (msg.obj != null) { 802 @SuppressWarnings("unchecked") 803 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 804 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 805 // Unload containers 806 unloadAllContainers(args); 807 } 808 if (reportStatus) { 809 try { 810 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 811 PackageHelper.getMountService().finishMediaUpdate(); 812 } catch (RemoteException e) { 813 Log.e(TAG, "MountService not running?"); 814 } 815 } 816 } break; 817 case WRITE_SETTINGS: { 818 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 819 synchronized (mPackages) { 820 removeMessages(WRITE_SETTINGS); 821 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 822 mSettings.writeLPr(); 823 mDirtyUsers.clear(); 824 } 825 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 826 } break; 827 case WRITE_PACKAGE_RESTRICTIONS: { 828 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 829 synchronized (mPackages) { 830 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 831 for (int userId : mDirtyUsers) { 832 mSettings.writePackageRestrictionsLPr(userId); 833 } 834 mDirtyUsers.clear(); 835 } 836 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 837 } break; 838 case CHECK_PENDING_VERIFICATION: { 839 final int verificationId = msg.arg1; 840 final PackageVerificationState state = mPendingVerification.get(verificationId); 841 842 if ((state != null) && !state.timeoutExtended()) { 843 final InstallArgs args = state.getInstallArgs(); 844 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 845 mPendingVerification.remove(verificationId); 846 847 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 848 849 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 850 Slog.i(TAG, "Continuing with installation of " 851 + args.packageURI.toString()); 852 state.setVerifierResponse(Binder.getCallingUid(), 853 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 854 broadcastPackageVerified(verificationId, args.packageURI, 855 PackageManager.VERIFICATION_ALLOW); 856 try { 857 ret = args.copyApk(mContainerService, true); 858 } catch (RemoteException e) { 859 Slog.e(TAG, "Could not contact the ContainerService"); 860 } 861 } else { 862 broadcastPackageVerified(verificationId, args.packageURI, 863 PackageManager.VERIFICATION_REJECT); 864 } 865 866 processPendingInstall(args, ret); 867 mHandler.sendEmptyMessage(MCS_UNBIND); 868 } 869 break; 870 } 871 case PACKAGE_VERIFIED: { 872 final int verificationId = msg.arg1; 873 874 final PackageVerificationState state = mPendingVerification.get(verificationId); 875 if (state == null) { 876 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 877 break; 878 } 879 880 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 881 882 state.setVerifierResponse(response.callerUid, response.code); 883 884 if (state.isVerificationComplete()) { 885 mPendingVerification.remove(verificationId); 886 887 final InstallArgs args = state.getInstallArgs(); 888 889 int ret; 890 if (state.isInstallAllowed()) { 891 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 892 broadcastPackageVerified(verificationId, args.packageURI, 893 response.code); 894 try { 895 ret = args.copyApk(mContainerService, true); 896 } catch (RemoteException e) { 897 Slog.e(TAG, "Could not contact the ContainerService"); 898 } 899 } else { 900 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 901 } 902 903 processPendingInstall(args, ret); 904 905 mHandler.sendEmptyMessage(MCS_UNBIND); 906 } 907 908 break; 909 } 910 } 911 } 912 } 913 914 void scheduleWriteSettingsLocked() { 915 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 916 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 917 } 918 } 919 920 void scheduleWritePackageRestrictionsLocked(int userId) { 921 if (!sUserManager.exists(userId)) return; 922 mDirtyUsers.add(userId); 923 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 924 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 925 } 926 } 927 928 public static final IPackageManager main(Context context, boolean factoryTest, 929 boolean onlyCore) { 930 PackageManagerService m = new PackageManagerService(context, factoryTest, onlyCore); 931 ServiceManager.addService("package", m); 932 return m; 933 } 934 935 static String[] splitString(String str, char sep) { 936 int count = 1; 937 int i = 0; 938 while ((i=str.indexOf(sep, i)) >= 0) { 939 count++; 940 i++; 941 } 942 943 String[] res = new String[count]; 944 i=0; 945 count = 0; 946 int lastI=0; 947 while ((i=str.indexOf(sep, i)) >= 0) { 948 res[count] = str.substring(lastI, i); 949 count++; 950 i++; 951 lastI = i; 952 } 953 res[count] = str.substring(lastI, str.length()); 954 return res; 955 } 956 957 public PackageManagerService(Context context, boolean factoryTest, boolean onlyCore) { 958 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 959 SystemClock.uptimeMillis()); 960 961 if (mSdkVersion <= 0) { 962 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 963 } 964 965 mContext = context; 966 mFactoryTest = factoryTest; 967 mOnlyCore = onlyCore; 968 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 969 mMetrics = new DisplayMetrics(); 970 mSettings = new Settings(context); 971 mSettings.addSharedUserLPw("android.uid.system", 972 Process.SYSTEM_UID, ApplicationInfo.FLAG_SYSTEM); 973 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, ApplicationInfo.FLAG_SYSTEM); 974 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, ApplicationInfo.FLAG_SYSTEM); 975 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, ApplicationInfo.FLAG_SYSTEM); 976 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, ApplicationInfo.FLAG_SYSTEM); 977 978 String separateProcesses = SystemProperties.get("debug.separate_processes"); 979 if (separateProcesses != null && separateProcesses.length() > 0) { 980 if ("*".equals(separateProcesses)) { 981 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 982 mSeparateProcesses = null; 983 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 984 } else { 985 mDefParseFlags = 0; 986 mSeparateProcesses = separateProcesses.split(","); 987 Slog.w(TAG, "Running with debug.separate_processes: " 988 + separateProcesses); 989 } 990 } else { 991 mDefParseFlags = 0; 992 mSeparateProcesses = null; 993 } 994 995 mInstaller = new Installer(); 996 997 WindowManager wm = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 998 Display d = wm.getDefaultDisplay(); 999 d.getMetrics(mMetrics); 1000 1001 synchronized (mInstallLock) { 1002 // writer 1003 synchronized (mPackages) { 1004 mHandlerThread.start(); 1005 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1006 1007 File dataDir = Environment.getDataDirectory(); 1008 mAppDataDir = new File(dataDir, "data"); 1009 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1010 mUserAppDataDir = new File(dataDir, "user"); 1011 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1012 1013 sUserManager = new UserManagerService(context, this, 1014 mInstallLock, mPackages); 1015 1016 readPermissions(); 1017 1018 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers()); 1019 long startTime = SystemClock.uptimeMillis(); 1020 1021 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1022 startTime); 1023 1024 // Set flag to monitor and not change apk file paths when 1025 // scanning install directories. 1026 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1027 if (mNoDexOpt) { 1028 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1029 scanMode |= SCAN_NO_DEX; 1030 } 1031 1032 final HashSet<String> libFiles = new HashSet<String>(); 1033 1034 mFrameworkDir = new File(Environment.getRootDirectory(), "framework"); 1035 mDalvikCacheDir = new File(dataDir, "dalvik-cache"); 1036 1037 boolean didDexOpt = false; 1038 1039 /** 1040 * Out of paranoia, ensure that everything in the boot class 1041 * path has been dexed. 1042 */ 1043 String bootClassPath = System.getProperty("java.boot.class.path"); 1044 if (bootClassPath != null) { 1045 String[] paths = splitString(bootClassPath, ':'); 1046 for (int i=0; i<paths.length; i++) { 1047 try { 1048 if (dalvik.system.DexFile.isDexOptNeeded(paths[i])) { 1049 libFiles.add(paths[i]); 1050 mInstaller.dexopt(paths[i], Process.SYSTEM_UID, true); 1051 didDexOpt = true; 1052 } 1053 } catch (FileNotFoundException e) { 1054 Slog.w(TAG, "Boot class path not found: " + paths[i]); 1055 } catch (IOException e) { 1056 Slog.w(TAG, "Cannot dexopt " + paths[i] + "; is it an APK or JAR? " 1057 + e.getMessage()); 1058 } 1059 } 1060 } else { 1061 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1062 } 1063 1064 /** 1065 * Also ensure all external libraries have had dexopt run on them. 1066 */ 1067 if (mSharedLibraries.size() > 0) { 1068 Iterator<String> libs = mSharedLibraries.values().iterator(); 1069 while (libs.hasNext()) { 1070 String lib = libs.next(); 1071 try { 1072 if (dalvik.system.DexFile.isDexOptNeeded(lib)) { 1073 libFiles.add(lib); 1074 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1075 didDexOpt = true; 1076 } 1077 } catch (FileNotFoundException e) { 1078 Slog.w(TAG, "Library not found: " + lib); 1079 } catch (IOException e) { 1080 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1081 + e.getMessage()); 1082 } 1083 } 1084 } 1085 1086 // Gross hack for now: we know this file doesn't contain any 1087 // code, so don't dexopt it to avoid the resulting log spew. 1088 libFiles.add(mFrameworkDir.getPath() + "/framework-res.apk"); 1089 1090 /** 1091 * And there are a number of commands implemented in Java, which 1092 * we currently need to do the dexopt on so that they can be 1093 * run from a non-root shell. 1094 */ 1095 String[] frameworkFiles = mFrameworkDir.list(); 1096 if (frameworkFiles != null) { 1097 for (int i=0; i<frameworkFiles.length; i++) { 1098 File libPath = new File(mFrameworkDir, frameworkFiles[i]); 1099 String path = libPath.getPath(); 1100 // Skip the file if we alrady did it. 1101 if (libFiles.contains(path)) { 1102 continue; 1103 } 1104 // Skip the file if it is not a type we want to dexopt. 1105 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1106 continue; 1107 } 1108 try { 1109 if (dalvik.system.DexFile.isDexOptNeeded(path)) { 1110 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1111 didDexOpt = true; 1112 } 1113 } catch (FileNotFoundException e) { 1114 Slog.w(TAG, "Jar not found: " + path); 1115 } catch (IOException e) { 1116 Slog.w(TAG, "Exception reading jar: " + path, e); 1117 } 1118 } 1119 } 1120 1121 if (didDexOpt) { 1122 // If we had to do a dexopt of one of the previous 1123 // things, then something on the system has changed. 1124 // Consider this significant, and wipe away all other 1125 // existing dexopt files to ensure we don't leave any 1126 // dangling around. 1127 String[] files = mDalvikCacheDir.list(); 1128 if (files != null) { 1129 for (int i=0; i<files.length; i++) { 1130 String fn = files[i]; 1131 if (fn.startsWith("data@app@") 1132 || fn.startsWith("data@app-private@")) { 1133 Slog.i(TAG, "Pruning dalvik file: " + fn); 1134 (new File(mDalvikCacheDir, fn)).delete(); 1135 } 1136 } 1137 } 1138 } 1139 1140 // Find base frameworks (resource packages without code). 1141 mFrameworkInstallObserver = new AppDirObserver( 1142 mFrameworkDir.getPath(), OBSERVER_EVENTS, true); 1143 mFrameworkInstallObserver.startWatching(); 1144 scanDirLI(mFrameworkDir, PackageParser.PARSE_IS_SYSTEM 1145 | PackageParser.PARSE_IS_SYSTEM_DIR, 1146 scanMode | SCAN_NO_DEX, 0); 1147 1148 // Collect all system packages. 1149 mSystemAppDir = new File(Environment.getRootDirectory(), "app"); 1150 mSystemInstallObserver = new AppDirObserver( 1151 mSystemAppDir.getPath(), OBSERVER_EVENTS, true); 1152 mSystemInstallObserver.startWatching(); 1153 scanDirLI(mSystemAppDir, PackageParser.PARSE_IS_SYSTEM 1154 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1155 1156 // Collect all vendor packages. 1157 mVendorAppDir = new File("/vendor/app"); 1158 mVendorInstallObserver = new AppDirObserver( 1159 mVendorAppDir.getPath(), OBSERVER_EVENTS, true); 1160 mVendorInstallObserver.startWatching(); 1161 scanDirLI(mVendorAppDir, PackageParser.PARSE_IS_SYSTEM 1162 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1163 1164 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1165 mInstaller.moveFiles(); 1166 1167 // Prune any system packages that no longer exist. 1168 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1169 if (!mOnlyCore) { 1170 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1171 while (psit.hasNext()) { 1172 PackageSetting ps = psit.next(); 1173 1174 /* 1175 * If this is not a system app, it can't be a 1176 * disable system app. 1177 */ 1178 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1179 continue; 1180 } 1181 1182 /* 1183 * If the package is scanned, it's not erased. 1184 */ 1185 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1186 if (scannedPkg != null) { 1187 /* 1188 * If the system app is both scanned and in the 1189 * disabled packages list, then it must have been 1190 * added via OTA. Remove it from the currently 1191 * scanned package so the previously user-installed 1192 * application can be scanned. 1193 */ 1194 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1195 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1196 + "; removing system app"); 1197 removePackageLI(scannedPkg, true); 1198 } 1199 1200 continue; 1201 } 1202 1203 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1204 psit.remove(); 1205 String msg = "System package " + ps.name 1206 + " no longer exists; wiping its data"; 1207 reportSettingsProblem(Log.WARN, msg); 1208 removeDataDirsLI(ps.name); 1209 } else { 1210 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1211 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1212 possiblyDeletedUpdatedSystemApps.add(ps.name); 1213 } 1214 } 1215 } 1216 } 1217 1218 mAppInstallDir = new File(dataDir, "app"); 1219 //look for any incomplete package installations 1220 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1221 //clean up list 1222 for(int i = 0; i < deletePkgsList.size(); i++) { 1223 //clean up here 1224 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1225 } 1226 //delete tmp files 1227 deleteTempPackageFiles(); 1228 1229 if (!mOnlyCore) { 1230 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1231 SystemClock.uptimeMillis()); 1232 mAppInstallObserver = new AppDirObserver( 1233 mAppInstallDir.getPath(), OBSERVER_EVENTS, false); 1234 mAppInstallObserver.startWatching(); 1235 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1236 1237 mDrmAppInstallObserver = new AppDirObserver( 1238 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false); 1239 mDrmAppInstallObserver.startWatching(); 1240 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1241 scanMode, 0); 1242 1243 /** 1244 * Remove disable package settings for any updated system 1245 * apps that were removed via an OTA. If they're not a 1246 * previously-updated app, remove them completely. 1247 * Otherwise, just revoke their system-level permissions. 1248 */ 1249 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1250 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1251 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1252 1253 String msg; 1254 if (deletedPkg == null) { 1255 msg = "Updated system package " + deletedAppName 1256 + " no longer exists; wiping its data"; 1257 removeDataDirsLI(deletedAppName); 1258 } else { 1259 msg = "Updated system app + " + deletedAppName 1260 + " no longer present; removing system privileges for " 1261 + deletedAppName; 1262 1263 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1264 1265 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1266 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1267 } 1268 reportSettingsProblem(Log.WARN, msg); 1269 } 1270 } else { 1271 mAppInstallObserver = null; 1272 mDrmAppInstallObserver = null; 1273 } 1274 1275 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1276 SystemClock.uptimeMillis()); 1277 Slog.i(TAG, "Time to scan packages: " 1278 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1279 + " seconds"); 1280 1281 // If the platform SDK has changed since the last time we booted, 1282 // we need to re-grant app permission to catch any new ones that 1283 // appear. This is really a hack, and means that apps can in some 1284 // cases get permissions that the user didn't initially explicitly 1285 // allow... it would be nice to have some better way to handle 1286 // this situation. 1287 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1288 != mSdkVersion; 1289 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1290 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1291 + "; regranting permissions for internal storage"); 1292 mSettings.mInternalSdkPlatform = mSdkVersion; 1293 1294 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1295 | (regrantPermissions 1296 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1297 : 0)); 1298 1299 // Verify that all of the preferred activity components actually 1300 // exist. It is possible for applications to be updated and at 1301 // that point remove a previously declared activity component that 1302 // had been set as a preferred activity. We try to clean this up 1303 // the next time we encounter that preferred activity, but it is 1304 // possible for the user flow to never be able to return to that 1305 // situation so here we do a sanity check to make sure we haven't 1306 // left any junk around. 1307 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 1308 for (PreferredActivity pa : mSettings.mPreferredActivities.filterSet()) { 1309 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 1310 removed.add(pa); 1311 } 1312 } 1313 for (int i=0; i<removed.size(); i++) { 1314 PreferredActivity pa = removed.get(i); 1315 Slog.w(TAG, "Removing dangling preferred activity: " 1316 + pa.mPref.mComponent); 1317 mSettings.mPreferredActivities.removeFilter(pa); 1318 } 1319 1320 // can downgrade to reader 1321 mSettings.writeLPr(); 1322 1323 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1324 SystemClock.uptimeMillis()); 1325 1326 // Now after opening every single application zip, make sure they 1327 // are all flushed. Not really needed, but keeps things nice and 1328 // tidy. 1329 Runtime.getRuntime().gc(); 1330 1331 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1332 } // synchronized (mPackages) 1333 } // synchronized (mInstallLock) 1334 } 1335 1336 public boolean isFirstBoot() { 1337 return !mRestoredSettings; 1338 } 1339 1340 private String getRequiredVerifierLPr() { 1341 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1342 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1343 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1344 1345 String requiredVerifier = null; 1346 1347 final int N = receivers.size(); 1348 for (int i = 0; i < N; i++) { 1349 final ResolveInfo info = receivers.get(i); 1350 1351 if (info.activityInfo == null) { 1352 continue; 1353 } 1354 1355 final String packageName = info.activityInfo.packageName; 1356 1357 final PackageSetting ps = mSettings.mPackages.get(packageName); 1358 if (ps == null) { 1359 continue; 1360 } 1361 1362 if (!ps.grantedPermissions 1363 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1364 continue; 1365 } 1366 1367 if (requiredVerifier != null) { 1368 throw new RuntimeException("There can be only one required verifier"); 1369 } 1370 1371 requiredVerifier = packageName; 1372 } 1373 1374 return requiredVerifier; 1375 } 1376 1377 @Override 1378 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1379 throws RemoteException { 1380 try { 1381 return super.onTransact(code, data, reply, flags); 1382 } catch (RuntimeException e) { 1383 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1384 Slog.e(TAG, "Package Manager Crash", e); 1385 } 1386 throw e; 1387 } 1388 } 1389 1390 void cleanupInstallFailedPackage(PackageSetting ps) { 1391 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1392 removeDataDirsLI(ps.name); 1393 if (ps.codePath != null) { 1394 if (!ps.codePath.delete()) { 1395 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1396 } 1397 } 1398 if (ps.resourcePath != null) { 1399 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1400 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1401 } 1402 } 1403 mSettings.removePackageLPw(ps.name); 1404 } 1405 1406 void readPermissions() { 1407 // Read permissions from .../etc/permission directory. 1408 File libraryDir = new File(Environment.getRootDirectory(), "etc/permissions"); 1409 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1410 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1411 return; 1412 } 1413 if (!libraryDir.canRead()) { 1414 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1415 return; 1416 } 1417 1418 // Iterate over the files in the directory and scan .xml files 1419 for (File f : libraryDir.listFiles()) { 1420 // We'll read platform.xml last 1421 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1422 continue; 1423 } 1424 1425 if (!f.getPath().endsWith(".xml")) { 1426 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1427 continue; 1428 } 1429 if (!f.canRead()) { 1430 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1431 continue; 1432 } 1433 1434 readPermissionsFromXml(f); 1435 } 1436 1437 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1438 final File permFile = new File(Environment.getRootDirectory(), 1439 "etc/permissions/platform.xml"); 1440 readPermissionsFromXml(permFile); 1441 } 1442 1443 private void readPermissionsFromXml(File permFile) { 1444 FileReader permReader = null; 1445 try { 1446 permReader = new FileReader(permFile); 1447 } catch (FileNotFoundException e) { 1448 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1449 return; 1450 } 1451 1452 try { 1453 XmlPullParser parser = Xml.newPullParser(); 1454 parser.setInput(permReader); 1455 1456 XmlUtils.beginDocument(parser, "permissions"); 1457 1458 while (true) { 1459 XmlUtils.nextElement(parser); 1460 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1461 break; 1462 } 1463 1464 String name = parser.getName(); 1465 if ("group".equals(name)) { 1466 String gidStr = parser.getAttributeValue(null, "gid"); 1467 if (gidStr != null) { 1468 int gid = Integer.parseInt(gidStr); 1469 mGlobalGids = appendInt(mGlobalGids, gid); 1470 } else { 1471 Slog.w(TAG, "<group> without gid at " 1472 + parser.getPositionDescription()); 1473 } 1474 1475 XmlUtils.skipCurrentTag(parser); 1476 continue; 1477 } else if ("permission".equals(name)) { 1478 String perm = parser.getAttributeValue(null, "name"); 1479 if (perm == null) { 1480 Slog.w(TAG, "<permission> without name at " 1481 + parser.getPositionDescription()); 1482 XmlUtils.skipCurrentTag(parser); 1483 continue; 1484 } 1485 perm = perm.intern(); 1486 readPermission(parser, perm); 1487 1488 } else if ("assign-permission".equals(name)) { 1489 String perm = parser.getAttributeValue(null, "name"); 1490 if (perm == null) { 1491 Slog.w(TAG, "<assign-permission> without name at " 1492 + parser.getPositionDescription()); 1493 XmlUtils.skipCurrentTag(parser); 1494 continue; 1495 } 1496 String uidStr = parser.getAttributeValue(null, "uid"); 1497 if (uidStr == null) { 1498 Slog.w(TAG, "<assign-permission> without uid at " 1499 + parser.getPositionDescription()); 1500 XmlUtils.skipCurrentTag(parser); 1501 continue; 1502 } 1503 int uid = Process.getUidForName(uidStr); 1504 if (uid < 0) { 1505 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1506 + uidStr + "\" at " 1507 + parser.getPositionDescription()); 1508 XmlUtils.skipCurrentTag(parser); 1509 continue; 1510 } 1511 perm = perm.intern(); 1512 HashSet<String> perms = mSystemPermissions.get(uid); 1513 if (perms == null) { 1514 perms = new HashSet<String>(); 1515 mSystemPermissions.put(uid, perms); 1516 } 1517 perms.add(perm); 1518 XmlUtils.skipCurrentTag(parser); 1519 1520 } else if ("library".equals(name)) { 1521 String lname = parser.getAttributeValue(null, "name"); 1522 String lfile = parser.getAttributeValue(null, "file"); 1523 if (lname == null) { 1524 Slog.w(TAG, "<library> without name at " 1525 + parser.getPositionDescription()); 1526 } else if (lfile == null) { 1527 Slog.w(TAG, "<library> without file at " 1528 + parser.getPositionDescription()); 1529 } else { 1530 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1531 mSharedLibraries.put(lname, lfile); 1532 } 1533 XmlUtils.skipCurrentTag(parser); 1534 continue; 1535 1536 } else if ("feature".equals(name)) { 1537 String fname = parser.getAttributeValue(null, "name"); 1538 if (fname == null) { 1539 Slog.w(TAG, "<feature> without name at " 1540 + parser.getPositionDescription()); 1541 } else { 1542 //Log.i(TAG, "Got feature " + fname); 1543 FeatureInfo fi = new FeatureInfo(); 1544 fi.name = fname; 1545 mAvailableFeatures.put(fname, fi); 1546 } 1547 XmlUtils.skipCurrentTag(parser); 1548 continue; 1549 1550 } else { 1551 XmlUtils.skipCurrentTag(parser); 1552 continue; 1553 } 1554 1555 } 1556 permReader.close(); 1557 } catch (XmlPullParserException e) { 1558 Slog.w(TAG, "Got execption parsing permissions.", e); 1559 } catch (IOException e) { 1560 Slog.w(TAG, "Got execption parsing permissions.", e); 1561 } 1562 } 1563 1564 void readPermission(XmlPullParser parser, String name) 1565 throws IOException, XmlPullParserException { 1566 1567 name = name.intern(); 1568 1569 BasePermission bp = mSettings.mPermissions.get(name); 1570 if (bp == null) { 1571 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1572 mSettings.mPermissions.put(name, bp); 1573 } 1574 int outerDepth = parser.getDepth(); 1575 int type; 1576 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1577 && (type != XmlPullParser.END_TAG 1578 || parser.getDepth() > outerDepth)) { 1579 if (type == XmlPullParser.END_TAG 1580 || type == XmlPullParser.TEXT) { 1581 continue; 1582 } 1583 1584 String tagName = parser.getName(); 1585 if ("group".equals(tagName)) { 1586 String gidStr = parser.getAttributeValue(null, "gid"); 1587 if (gidStr != null) { 1588 int gid = Process.getGidForName(gidStr); 1589 bp.gids = appendInt(bp.gids, gid); 1590 } else { 1591 Slog.w(TAG, "<group> without gid at " 1592 + parser.getPositionDescription()); 1593 } 1594 } 1595 XmlUtils.skipCurrentTag(parser); 1596 } 1597 } 1598 1599 static int[] appendInts(int[] cur, int[] add) { 1600 if (add == null) return cur; 1601 if (cur == null) return add; 1602 final int N = add.length; 1603 for (int i=0; i<N; i++) { 1604 cur = appendInt(cur, add[i]); 1605 } 1606 return cur; 1607 } 1608 1609 static int[] removeInts(int[] cur, int[] rem) { 1610 if (rem == null) return cur; 1611 if (cur == null) return cur; 1612 final int N = rem.length; 1613 for (int i=0; i<N; i++) { 1614 cur = removeInt(cur, rem[i]); 1615 } 1616 return cur; 1617 } 1618 1619 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1620 if (!sUserManager.exists(userId)) return null; 1621 PackageInfo pi; 1622 final PackageSetting ps = (PackageSetting) p.mExtras; 1623 if (ps == null) { 1624 return null; 1625 } 1626 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1627 final PackageUserState state = ps.readUserState(userId); 1628 pi = PackageParser.generatePackageInfo(p, gp.gids, flags, 1629 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1630 state, userId); 1631 if (pi != null) { 1632 pi.applicationInfo.enabledSetting = state.enabled; 1633 pi.applicationInfo.enabled = 1634 pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_DEFAULT 1635 || pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_ENABLED; 1636 } 1637 return pi; 1638 } 1639 1640 @Override 1641 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1642 if (!sUserManager.exists(userId)) return null; 1643 // reader 1644 synchronized (mPackages) { 1645 PackageParser.Package p = mPackages.get(packageName); 1646 if (DEBUG_PACKAGE_INFO) 1647 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1648 if (p != null) { 1649 return generatePackageInfo(p, flags, userId); 1650 } 1651 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1652 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1653 } 1654 } 1655 return null; 1656 } 1657 1658 public String[] currentToCanonicalPackageNames(String[] names) { 1659 String[] out = new String[names.length]; 1660 // reader 1661 synchronized (mPackages) { 1662 for (int i=names.length-1; i>=0; i--) { 1663 PackageSetting ps = mSettings.mPackages.get(names[i]); 1664 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1665 } 1666 } 1667 return out; 1668 } 1669 1670 public String[] canonicalToCurrentPackageNames(String[] names) { 1671 String[] out = new String[names.length]; 1672 // reader 1673 synchronized (mPackages) { 1674 for (int i=names.length-1; i>=0; i--) { 1675 String cur = mSettings.mRenamedPackages.get(names[i]); 1676 out[i] = cur != null ? cur : names[i]; 1677 } 1678 } 1679 return out; 1680 } 1681 1682 @Override 1683 public int getPackageUid(String packageName, int userId) { 1684 if (!sUserManager.exists(userId)) return -1; 1685 // reader 1686 synchronized (mPackages) { 1687 PackageParser.Package p = mPackages.get(packageName); 1688 if(p != null) { 1689 return UserHandle.getUid(userId, p.applicationInfo.uid); 1690 } 1691 PackageSetting ps = mSettings.mPackages.get(packageName); 1692 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1693 return -1; 1694 } 1695 p = ps.pkg; 1696 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1697 } 1698 } 1699 1700 public int[] getPackageGids(String packageName) { 1701 // reader 1702 synchronized (mPackages) { 1703 PackageParser.Package p = mPackages.get(packageName); 1704 if (DEBUG_PACKAGE_INFO) 1705 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1706 if (p != null) { 1707 final PackageSetting ps = (PackageSetting)p.mExtras; 1708 final SharedUserSetting suid = ps.sharedUser; 1709 int[] gids = suid != null ? suid.gids : ps.gids; 1710 1711 // include GIDs for any unenforced permissions 1712 if (!isPermissionEnforcedLocked(READ_EXTERNAL_STORAGE)) { 1713 final BasePermission basePerm = mSettings.mPermissions.get( 1714 READ_EXTERNAL_STORAGE); 1715 gids = appendInts(gids, basePerm.gids); 1716 } 1717 1718 return gids; 1719 } 1720 } 1721 // stupid thing to indicate an error. 1722 return new int[0]; 1723 } 1724 1725 static final PermissionInfo generatePermissionInfo( 1726 BasePermission bp, int flags) { 1727 if (bp.perm != null) { 1728 return PackageParser.generatePermissionInfo(bp.perm, flags); 1729 } 1730 PermissionInfo pi = new PermissionInfo(); 1731 pi.name = bp.name; 1732 pi.packageName = bp.sourcePackage; 1733 pi.nonLocalizedLabel = bp.name; 1734 pi.protectionLevel = bp.protectionLevel; 1735 return pi; 1736 } 1737 1738 public PermissionInfo getPermissionInfo(String name, int flags) { 1739 // reader 1740 synchronized (mPackages) { 1741 final BasePermission p = mSettings.mPermissions.get(name); 1742 if (p != null) { 1743 return generatePermissionInfo(p, flags); 1744 } 1745 return null; 1746 } 1747 } 1748 1749 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1750 // reader 1751 synchronized (mPackages) { 1752 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1753 for (BasePermission p : mSettings.mPermissions.values()) { 1754 if (group == null) { 1755 if (p.perm == null || p.perm.info.group == null) { 1756 out.add(generatePermissionInfo(p, flags)); 1757 } 1758 } else { 1759 if (p.perm != null && group.equals(p.perm.info.group)) { 1760 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1761 } 1762 } 1763 } 1764 1765 if (out.size() > 0) { 1766 return out; 1767 } 1768 return mPermissionGroups.containsKey(group) ? out : null; 1769 } 1770 } 1771 1772 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1773 // reader 1774 synchronized (mPackages) { 1775 return PackageParser.generatePermissionGroupInfo( 1776 mPermissionGroups.get(name), flags); 1777 } 1778 } 1779 1780 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 1781 // reader 1782 synchronized (mPackages) { 1783 final int N = mPermissionGroups.size(); 1784 ArrayList<PermissionGroupInfo> out 1785 = new ArrayList<PermissionGroupInfo>(N); 1786 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 1787 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 1788 } 1789 return out; 1790 } 1791 } 1792 1793 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 1794 int userId) { 1795 if (!sUserManager.exists(userId)) return null; 1796 PackageSetting ps = mSettings.mPackages.get(packageName); 1797 if (ps != null) { 1798 if (ps.pkg == null) { 1799 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 1800 flags, userId); 1801 if (pInfo != null) { 1802 return pInfo.applicationInfo; 1803 } 1804 return null; 1805 } 1806 return PackageParser.generateApplicationInfo(ps.pkg, flags, 1807 ps.readUserState(userId), userId); 1808 } 1809 return null; 1810 } 1811 1812 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 1813 int userId) { 1814 if (!sUserManager.exists(userId)) return null; 1815 PackageSetting ps = mSettings.mPackages.get(packageName); 1816 if (ps != null) { 1817 PackageParser.Package pkg = ps.pkg; 1818 if (pkg == null) { 1819 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 1820 return null; 1821 } 1822 pkg = new PackageParser.Package(packageName); 1823 pkg.applicationInfo.packageName = packageName; 1824 pkg.applicationInfo.flags = ps.pkgFlags; 1825 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 1826 pkg.applicationInfo.sourceDir = ps.codePathString; 1827 pkg.applicationInfo.dataDir = 1828 getDataPathForPackage(packageName, 0).getPath(); 1829 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 1830 } 1831 // pkg.mSetEnabled = ps.getEnabled(userId); 1832 // pkg.mSetStopped = ps.getStopped(userId); 1833 return generatePackageInfo(pkg, flags, userId); 1834 } 1835 return null; 1836 } 1837 1838 @Override 1839 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 1840 if (!sUserManager.exists(userId)) return null; 1841 // writer 1842 synchronized (mPackages) { 1843 PackageParser.Package p = mPackages.get(packageName); 1844 if (DEBUG_PACKAGE_INFO) Log.v( 1845 TAG, "getApplicationInfo " + packageName 1846 + ": " + p); 1847 if (p != null) { 1848 PackageSetting ps = mSettings.mPackages.get(packageName); 1849 if (ps == null) return null; 1850 // Note: isEnabledLP() does not apply here - always return info 1851 return PackageParser.generateApplicationInfo(p, flags, ps.readUserState(userId)); 1852 } 1853 if ("android".equals(packageName)||"system".equals(packageName)) { 1854 return mAndroidApplication; 1855 } 1856 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1857 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 1858 } 1859 } 1860 return null; 1861 } 1862 1863 1864 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 1865 mContext.enforceCallingOrSelfPermission( 1866 android.Manifest.permission.CLEAR_APP_CACHE, null); 1867 // Queue up an async operation since clearing cache may take a little while. 1868 mHandler.post(new Runnable() { 1869 public void run() { 1870 mHandler.removeCallbacks(this); 1871 int retCode = -1; 1872 synchronized (mInstallLock) { 1873 retCode = mInstaller.freeCache(freeStorageSize); 1874 if (retCode < 0) { 1875 Slog.w(TAG, "Couldn't clear application caches"); 1876 } 1877 } 1878 if (observer != null) { 1879 try { 1880 observer.onRemoveCompleted(null, (retCode >= 0)); 1881 } catch (RemoteException e) { 1882 Slog.w(TAG, "RemoveException when invoking call back"); 1883 } 1884 } 1885 } 1886 }); 1887 } 1888 1889 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 1890 mContext.enforceCallingOrSelfPermission( 1891 android.Manifest.permission.CLEAR_APP_CACHE, null); 1892 // Queue up an async operation since clearing cache may take a little while. 1893 mHandler.post(new Runnable() { 1894 public void run() { 1895 mHandler.removeCallbacks(this); 1896 int retCode = -1; 1897 synchronized (mInstallLock) { 1898 retCode = mInstaller.freeCache(freeStorageSize); 1899 if (retCode < 0) { 1900 Slog.w(TAG, "Couldn't clear application caches"); 1901 } 1902 } 1903 if(pi != null) { 1904 try { 1905 // Callback via pending intent 1906 int code = (retCode >= 0) ? 1 : 0; 1907 pi.sendIntent(null, code, null, 1908 null, null); 1909 } catch (SendIntentException e1) { 1910 Slog.i(TAG, "Failed to send pending intent"); 1911 } 1912 } 1913 } 1914 }); 1915 } 1916 1917 @Override 1918 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 1919 if (!sUserManager.exists(userId)) return null; 1920 synchronized (mPackages) { 1921 PackageParser.Activity a = mActivities.mActivities.get(component); 1922 1923 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 1924 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1925 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1926 if (ps == null) return null; 1927 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1928 userId); 1929 } 1930 if (mResolveComponentName.equals(component)) { 1931 return mResolveActivity; 1932 } 1933 } 1934 return null; 1935 } 1936 1937 @Override 1938 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 1939 if (!sUserManager.exists(userId)) return null; 1940 synchronized (mPackages) { 1941 PackageParser.Activity a = mReceivers.mActivities.get(component); 1942 if (DEBUG_PACKAGE_INFO) Log.v( 1943 TAG, "getReceiverInfo " + component + ": " + a); 1944 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1945 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1946 if (ps == null) return null; 1947 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1948 userId); 1949 } 1950 } 1951 return null; 1952 } 1953 1954 @Override 1955 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 1956 if (!sUserManager.exists(userId)) return null; 1957 synchronized (mPackages) { 1958 PackageParser.Service s = mServices.mServices.get(component); 1959 if (DEBUG_PACKAGE_INFO) Log.v( 1960 TAG, "getServiceInfo " + component + ": " + s); 1961 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 1962 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1963 if (ps == null) return null; 1964 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 1965 userId); 1966 } 1967 } 1968 return null; 1969 } 1970 1971 @Override 1972 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 1973 if (!sUserManager.exists(userId)) return null; 1974 synchronized (mPackages) { 1975 PackageParser.Provider p = mProvidersByComponent.get(component); 1976 if (DEBUG_PACKAGE_INFO) Log.v( 1977 TAG, "getProviderInfo " + component + ": " + p); 1978 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 1979 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1980 if (ps == null) return null; 1981 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 1982 userId); 1983 } 1984 } 1985 return null; 1986 } 1987 1988 public String[] getSystemSharedLibraryNames() { 1989 Set<String> libSet; 1990 synchronized (mPackages) { 1991 libSet = mSharedLibraries.keySet(); 1992 int size = libSet.size(); 1993 if (size > 0) { 1994 String[] libs = new String[size]; 1995 libSet.toArray(libs); 1996 return libs; 1997 } 1998 } 1999 return null; 2000 } 2001 2002 public FeatureInfo[] getSystemAvailableFeatures() { 2003 Collection<FeatureInfo> featSet; 2004 synchronized (mPackages) { 2005 featSet = mAvailableFeatures.values(); 2006 int size = featSet.size(); 2007 if (size > 0) { 2008 FeatureInfo[] features = new FeatureInfo[size+1]; 2009 featSet.toArray(features); 2010 FeatureInfo fi = new FeatureInfo(); 2011 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2012 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2013 features[size] = fi; 2014 return features; 2015 } 2016 } 2017 return null; 2018 } 2019 2020 public boolean hasSystemFeature(String name) { 2021 synchronized (mPackages) { 2022 return mAvailableFeatures.containsKey(name); 2023 } 2024 } 2025 2026 private void checkValidCaller(int uid, int userId) { 2027 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2028 return; 2029 2030 throw new SecurityException("Caller uid=" + uid 2031 + " is not privileged to communicate with user=" + userId); 2032 } 2033 2034 public int checkPermission(String permName, String pkgName) { 2035 synchronized (mPackages) { 2036 PackageParser.Package p = mPackages.get(pkgName); 2037 if (p != null && p.mExtras != null) { 2038 PackageSetting ps = (PackageSetting)p.mExtras; 2039 if (ps.sharedUser != null) { 2040 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2041 return PackageManager.PERMISSION_GRANTED; 2042 } 2043 } else if (ps.grantedPermissions.contains(permName)) { 2044 return PackageManager.PERMISSION_GRANTED; 2045 } 2046 } 2047 if (!isPermissionEnforcedLocked(permName)) { 2048 return PackageManager.PERMISSION_GRANTED; 2049 } 2050 } 2051 return PackageManager.PERMISSION_DENIED; 2052 } 2053 2054 public int checkUidPermission(String permName, int uid) { 2055 synchronized (mPackages) { 2056 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2057 if (obj != null) { 2058 GrantedPermissions gp = (GrantedPermissions)obj; 2059 if (gp.grantedPermissions.contains(permName)) { 2060 return PackageManager.PERMISSION_GRANTED; 2061 } 2062 } else { 2063 HashSet<String> perms = mSystemPermissions.get(uid); 2064 if (perms != null && perms.contains(permName)) { 2065 return PackageManager.PERMISSION_GRANTED; 2066 } 2067 } 2068 if (!isPermissionEnforcedLocked(permName)) { 2069 return PackageManager.PERMISSION_GRANTED; 2070 } 2071 } 2072 return PackageManager.PERMISSION_DENIED; 2073 } 2074 2075 private BasePermission findPermissionTreeLP(String permName) { 2076 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2077 if (permName.startsWith(bp.name) && 2078 permName.length() > bp.name.length() && 2079 permName.charAt(bp.name.length()) == '.') { 2080 return bp; 2081 } 2082 } 2083 return null; 2084 } 2085 2086 private BasePermission checkPermissionTreeLP(String permName) { 2087 if (permName != null) { 2088 BasePermission bp = findPermissionTreeLP(permName); 2089 if (bp != null) { 2090 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2091 return bp; 2092 } 2093 throw new SecurityException("Calling uid " 2094 + Binder.getCallingUid() 2095 + " is not allowed to add to permission tree " 2096 + bp.name + " owned by uid " + bp.uid); 2097 } 2098 } 2099 throw new SecurityException("No permission tree found for " + permName); 2100 } 2101 2102 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2103 if (s1 == null) { 2104 return s2 == null; 2105 } 2106 if (s2 == null) { 2107 return false; 2108 } 2109 if (s1.getClass() != s2.getClass()) { 2110 return false; 2111 } 2112 return s1.equals(s2); 2113 } 2114 2115 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2116 if (pi1.icon != pi2.icon) return false; 2117 if (pi1.logo != pi2.logo) return false; 2118 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2119 if (!compareStrings(pi1.name, pi2.name)) return false; 2120 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2121 // We'll take care of setting this one. 2122 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2123 // These are not currently stored in settings. 2124 //if (!compareStrings(pi1.group, pi2.group)) return false; 2125 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2126 //if (pi1.labelRes != pi2.labelRes) return false; 2127 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2128 return true; 2129 } 2130 2131 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2132 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2133 throw new SecurityException("Label must be specified in permission"); 2134 } 2135 BasePermission tree = checkPermissionTreeLP(info.name); 2136 BasePermission bp = mSettings.mPermissions.get(info.name); 2137 boolean added = bp == null; 2138 boolean changed = true; 2139 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2140 if (added) { 2141 bp = new BasePermission(info.name, tree.sourcePackage, 2142 BasePermission.TYPE_DYNAMIC); 2143 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2144 throw new SecurityException( 2145 "Not allowed to modify non-dynamic permission " 2146 + info.name); 2147 } else { 2148 if (bp.protectionLevel == fixedLevel 2149 && bp.perm.owner.equals(tree.perm.owner) 2150 && bp.uid == tree.uid 2151 && comparePermissionInfos(bp.perm.info, info)) { 2152 changed = false; 2153 } 2154 } 2155 bp.protectionLevel = fixedLevel; 2156 info = new PermissionInfo(info); 2157 info.protectionLevel = fixedLevel; 2158 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2159 bp.perm.info.packageName = tree.perm.info.packageName; 2160 bp.uid = tree.uid; 2161 if (added) { 2162 mSettings.mPermissions.put(info.name, bp); 2163 } 2164 if (changed) { 2165 if (!async) { 2166 mSettings.writeLPr(); 2167 } else { 2168 scheduleWriteSettingsLocked(); 2169 } 2170 } 2171 return added; 2172 } 2173 2174 public boolean addPermission(PermissionInfo info) { 2175 synchronized (mPackages) { 2176 return addPermissionLocked(info, false); 2177 } 2178 } 2179 2180 public boolean addPermissionAsync(PermissionInfo info) { 2181 synchronized (mPackages) { 2182 return addPermissionLocked(info, true); 2183 } 2184 } 2185 2186 public void removePermission(String name) { 2187 synchronized (mPackages) { 2188 checkPermissionTreeLP(name); 2189 BasePermission bp = mSettings.mPermissions.get(name); 2190 if (bp != null) { 2191 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2192 throw new SecurityException( 2193 "Not allowed to modify non-dynamic permission " 2194 + name); 2195 } 2196 mSettings.mPermissions.remove(name); 2197 mSettings.writeLPr(); 2198 } 2199 } 2200 } 2201 2202 public void grantPermission(String packageName, String permissionName) { 2203 mContext.enforceCallingOrSelfPermission( 2204 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2205 synchronized (mPackages) { 2206 final PackageParser.Package pkg = mPackages.get(packageName); 2207 if (pkg == null) { 2208 throw new IllegalArgumentException("Unknown package: " + packageName); 2209 } 2210 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2211 if (bp == null) { 2212 throw new IllegalArgumentException("Unknown permission: " + packageName); 2213 } 2214 if (!pkg.requestedPermissions.contains(permissionName)) { 2215 throw new SecurityException("Package " + packageName 2216 + " has not requested permission " + permissionName); 2217 } 2218 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2219 throw new SecurityException("Permission " + permissionName 2220 + " is not a development permission"); 2221 } 2222 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2223 if (ps == null) { 2224 return; 2225 } 2226 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2227 if (gp.grantedPermissions.add(permissionName)) { 2228 if (ps.haveGids) { 2229 gp.gids = appendInts(gp.gids, bp.gids); 2230 } 2231 mSettings.writeLPr(); 2232 } 2233 } 2234 } 2235 2236 public void revokePermission(String packageName, String permissionName) { 2237 synchronized (mPackages) { 2238 final PackageParser.Package pkg = mPackages.get(packageName); 2239 if (pkg == null) { 2240 throw new IllegalArgumentException("Unknown package: " + packageName); 2241 } 2242 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2243 mContext.enforceCallingOrSelfPermission( 2244 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2245 } 2246 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2247 if (bp == null) { 2248 throw new IllegalArgumentException("Unknown permission: " + packageName); 2249 } 2250 if (!pkg.requestedPermissions.contains(permissionName)) { 2251 throw new SecurityException("Package " + packageName 2252 + " has not requested permission " + permissionName); 2253 } 2254 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2255 throw new SecurityException("Permission " + permissionName 2256 + " is not a development permission"); 2257 } 2258 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2259 if (ps == null) { 2260 return; 2261 } 2262 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2263 if (gp.grantedPermissions.remove(permissionName)) { 2264 gp.grantedPermissions.remove(permissionName); 2265 if (ps.haveGids) { 2266 gp.gids = removeInts(gp.gids, bp.gids); 2267 } 2268 mSettings.writeLPr(); 2269 } 2270 } 2271 } 2272 2273 public boolean isProtectedBroadcast(String actionName) { 2274 synchronized (mPackages) { 2275 return mProtectedBroadcasts.contains(actionName); 2276 } 2277 } 2278 2279 public int checkSignatures(String pkg1, String pkg2) { 2280 synchronized (mPackages) { 2281 final PackageParser.Package p1 = mPackages.get(pkg1); 2282 final PackageParser.Package p2 = mPackages.get(pkg2); 2283 if (p1 == null || p1.mExtras == null 2284 || p2 == null || p2.mExtras == null) { 2285 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2286 } 2287 return compareSignatures(p1.mSignatures, p2.mSignatures); 2288 } 2289 } 2290 2291 public int checkUidSignatures(int uid1, int uid2) { 2292 // Map to base uids. 2293 uid1 = UserHandle.getAppId(uid1); 2294 uid2 = UserHandle.getAppId(uid2); 2295 // reader 2296 synchronized (mPackages) { 2297 Signature[] s1; 2298 Signature[] s2; 2299 Object obj = mSettings.getUserIdLPr(uid1); 2300 if (obj != null) { 2301 if (obj instanceof SharedUserSetting) { 2302 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2303 } else if (obj instanceof PackageSetting) { 2304 s1 = ((PackageSetting)obj).signatures.mSignatures; 2305 } else { 2306 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2307 } 2308 } else { 2309 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2310 } 2311 obj = mSettings.getUserIdLPr(uid2); 2312 if (obj != null) { 2313 if (obj instanceof SharedUserSetting) { 2314 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2315 } else if (obj instanceof PackageSetting) { 2316 s2 = ((PackageSetting)obj).signatures.mSignatures; 2317 } else { 2318 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2319 } 2320 } else { 2321 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2322 } 2323 return compareSignatures(s1, s2); 2324 } 2325 } 2326 2327 static int compareSignatures(Signature[] s1, Signature[] s2) { 2328 if (s1 == null) { 2329 return s2 == null 2330 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2331 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2332 } 2333 if (s2 == null) { 2334 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2335 } 2336 HashSet<Signature> set1 = new HashSet<Signature>(); 2337 for (Signature sig : s1) { 2338 set1.add(sig); 2339 } 2340 HashSet<Signature> set2 = new HashSet<Signature>(); 2341 for (Signature sig : s2) { 2342 set2.add(sig); 2343 } 2344 // Make sure s2 contains all signatures in s1. 2345 if (set1.equals(set2)) { 2346 return PackageManager.SIGNATURE_MATCH; 2347 } 2348 return PackageManager.SIGNATURE_NO_MATCH; 2349 } 2350 2351 public String[] getPackagesForUid(int uid) { 2352 uid = UserHandle.getAppId(uid); 2353 // reader 2354 synchronized (mPackages) { 2355 Object obj = mSettings.getUserIdLPr(uid); 2356 if (obj instanceof SharedUserSetting) { 2357 final SharedUserSetting sus = (SharedUserSetting) obj; 2358 final int N = sus.packages.size(); 2359 final String[] res = new String[N]; 2360 final Iterator<PackageSetting> it = sus.packages.iterator(); 2361 int i = 0; 2362 while (it.hasNext()) { 2363 res[i++] = it.next().name; 2364 } 2365 return res; 2366 } else if (obj instanceof PackageSetting) { 2367 final PackageSetting ps = (PackageSetting) obj; 2368 return new String[] { ps.name }; 2369 } 2370 } 2371 return null; 2372 } 2373 2374 public String getNameForUid(int uid) { 2375 // reader 2376 synchronized (mPackages) { 2377 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2378 if (obj instanceof SharedUserSetting) { 2379 final SharedUserSetting sus = (SharedUserSetting) obj; 2380 return sus.name + ":" + sus.userId; 2381 } else if (obj instanceof PackageSetting) { 2382 final PackageSetting ps = (PackageSetting) obj; 2383 return ps.name; 2384 } 2385 } 2386 return null; 2387 } 2388 2389 public int getUidForSharedUser(String sharedUserName) { 2390 if(sharedUserName == null) { 2391 return -1; 2392 } 2393 // reader 2394 synchronized (mPackages) { 2395 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2396 if (suid == null) { 2397 return -1; 2398 } 2399 return suid.userId; 2400 } 2401 } 2402 2403 @Override 2404 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2405 int flags, int userId) { 2406 if (!sUserManager.exists(userId)) return null; 2407 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2408 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2409 } 2410 2411 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2412 int flags, List<ResolveInfo> query, int userId) { 2413 if (query != null) { 2414 final int N = query.size(); 2415 if (N == 1) { 2416 return query.get(0); 2417 } else if (N > 1) { 2418 // If there is more than one activity with the same priority, 2419 // then let the user decide between them. 2420 ResolveInfo r0 = query.get(0); 2421 ResolveInfo r1 = query.get(1); 2422 if (DEBUG_INTENT_MATCHING) { 2423 Log.d(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2424 + r1.activityInfo.name + "=" + r1.priority); 2425 } 2426 // If the first activity has a higher priority, or a different 2427 // default, then it is always desireable to pick it. 2428 if (r0.priority != r1.priority 2429 || r0.preferredOrder != r1.preferredOrder 2430 || r0.isDefault != r1.isDefault) { 2431 return query.get(0); 2432 } 2433 // If we have saved a preference for a preferred activity for 2434 // this Intent, use that. 2435 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2436 flags, query, r0.priority, userId); 2437 if (ri != null) { 2438 return ri; 2439 } 2440 return mResolveInfo; 2441 } 2442 } 2443 return null; 2444 } 2445 2446 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, 2447 int flags, List<ResolveInfo> query, int priority, int userId) { 2448 if (!sUserManager.exists(userId)) return null; 2449 // writer 2450 synchronized (mPackages) { 2451 if (intent.getSelector() != null) { 2452 intent = intent.getSelector(); 2453 } 2454 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2455 List<PreferredActivity> prefs = 2456 mSettings.mPreferredActivities.queryIntent(intent, resolvedType, 2457 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 2458 if (prefs != null && prefs.size() > 0) { 2459 // First figure out how good the original match set is. 2460 // We will only allow preferred activities that came 2461 // from the same match quality. 2462 int match = 0; 2463 2464 if (DEBUG_PREFERRED) { 2465 Log.v(TAG, "Figuring out best match..."); 2466 } 2467 2468 final int N = query.size(); 2469 for (int j=0; j<N; j++) { 2470 final ResolveInfo ri = query.get(j); 2471 if (DEBUG_PREFERRED) { 2472 Log.v(TAG, "Match for " + ri.activityInfo + ": 0x" 2473 + Integer.toHexString(match)); 2474 } 2475 if (ri.match > match) { 2476 match = ri.match; 2477 } 2478 } 2479 2480 if (DEBUG_PREFERRED) { 2481 Log.v(TAG, "Best match: 0x" + Integer.toHexString(match)); 2482 } 2483 2484 match &= IntentFilter.MATCH_CATEGORY_MASK; 2485 final int M = prefs.size(); 2486 for (int i=0; i<M; i++) { 2487 final PreferredActivity pa = prefs.get(i); 2488 if (pa.mUserId != userId) { 2489 continue; 2490 } 2491 if (pa.mPref.mMatch != match) { 2492 continue; 2493 } 2494 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, flags, userId); 2495 if (DEBUG_PREFERRED) { 2496 Log.v(TAG, "Got preferred activity:"); 2497 if (ai != null) { 2498 ai.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 2499 } else { 2500 Log.v(TAG, " null"); 2501 } 2502 } 2503 if (ai == null) { 2504 // This previously registered preferred activity 2505 // component is no longer known. Most likely an update 2506 // to the app was installed and in the new version this 2507 // component no longer exists. Clean it up by removing 2508 // it from the preferred activities list, and skip it. 2509 Slog.w(TAG, "Removing dangling preferred activity: " 2510 + pa.mPref.mComponent); 2511 mSettings.mPreferredActivities.removeFilter(pa); 2512 continue; 2513 } 2514 for (int j=0; j<N; j++) { 2515 final ResolveInfo ri = query.get(j); 2516 if (!ri.activityInfo.applicationInfo.packageName 2517 .equals(ai.applicationInfo.packageName)) { 2518 continue; 2519 } 2520 if (!ri.activityInfo.name.equals(ai.name)) { 2521 continue; 2522 } 2523 2524 // Okay we found a previously set preferred app. 2525 // If the result set is different from when this 2526 // was created, we need to clear it and re-ask the 2527 // user their preference. 2528 if (!pa.mPref.sameSet(query, priority)) { 2529 Slog.i(TAG, "Result set changed, dropping preferred activity for " 2530 + intent + " type " + resolvedType); 2531 mSettings.mPreferredActivities.removeFilter(pa); 2532 return null; 2533 } 2534 2535 // Yay! 2536 return ri; 2537 } 2538 } 2539 } 2540 } 2541 return null; 2542 } 2543 2544 @Override 2545 public List<ResolveInfo> queryIntentActivities(Intent intent, 2546 String resolvedType, int flags, int userId) { 2547 if (!sUserManager.exists(userId)) return null; 2548 ComponentName comp = intent.getComponent(); 2549 if (comp == null) { 2550 if (intent.getSelector() != null) { 2551 intent = intent.getSelector(); 2552 comp = intent.getComponent(); 2553 } 2554 } 2555 2556 if (comp != null) { 2557 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2558 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 2559 if (ai != null) { 2560 final ResolveInfo ri = new ResolveInfo(); 2561 ri.activityInfo = ai; 2562 list.add(ri); 2563 } 2564 return list; 2565 } 2566 2567 // reader 2568 synchronized (mPackages) { 2569 final String pkgName = intent.getPackage(); 2570 if (pkgName == null) { 2571 return mActivities.queryIntent(intent, resolvedType, flags, userId); 2572 } 2573 final PackageParser.Package pkg = mPackages.get(pkgName); 2574 if (pkg != null) { 2575 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 2576 pkg.activities, userId); 2577 } 2578 return new ArrayList<ResolveInfo>(); 2579 } 2580 } 2581 2582 @Override 2583 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 2584 Intent[] specifics, String[] specificTypes, Intent intent, 2585 String resolvedType, int flags, int userId) { 2586 if (!sUserManager.exists(userId)) return null; 2587 final String resultsAction = intent.getAction(); 2588 2589 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 2590 | PackageManager.GET_RESOLVED_FILTER, userId); 2591 2592 if (DEBUG_INTENT_MATCHING) { 2593 Log.v(TAG, "Query " + intent + ": " + results); 2594 } 2595 2596 int specificsPos = 0; 2597 int N; 2598 2599 // todo: note that the algorithm used here is O(N^2). This 2600 // isn't a problem in our current environment, but if we start running 2601 // into situations where we have more than 5 or 10 matches then this 2602 // should probably be changed to something smarter... 2603 2604 // First we go through and resolve each of the specific items 2605 // that were supplied, taking care of removing any corresponding 2606 // duplicate items in the generic resolve list. 2607 if (specifics != null) { 2608 for (int i=0; i<specifics.length; i++) { 2609 final Intent sintent = specifics[i]; 2610 if (sintent == null) { 2611 continue; 2612 } 2613 2614 if (DEBUG_INTENT_MATCHING) { 2615 Log.v(TAG, "Specific #" + i + ": " + sintent); 2616 } 2617 2618 String action = sintent.getAction(); 2619 if (resultsAction != null && resultsAction.equals(action)) { 2620 // If this action was explicitly requested, then don't 2621 // remove things that have it. 2622 action = null; 2623 } 2624 2625 ResolveInfo ri = null; 2626 ActivityInfo ai = null; 2627 2628 ComponentName comp = sintent.getComponent(); 2629 if (comp == null) { 2630 ri = resolveIntent( 2631 sintent, 2632 specificTypes != null ? specificTypes[i] : null, 2633 flags, userId); 2634 if (ri == null) { 2635 continue; 2636 } 2637 if (ri == mResolveInfo) { 2638 // ACK! Must do something better with this. 2639 } 2640 ai = ri.activityInfo; 2641 comp = new ComponentName(ai.applicationInfo.packageName, 2642 ai.name); 2643 } else { 2644 ai = getActivityInfo(comp, flags, userId); 2645 if (ai == null) { 2646 continue; 2647 } 2648 } 2649 2650 // Look for any generic query activities that are duplicates 2651 // of this specific one, and remove them from the results. 2652 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 2653 N = results.size(); 2654 int j; 2655 for (j=specificsPos; j<N; j++) { 2656 ResolveInfo sri = results.get(j); 2657 if ((sri.activityInfo.name.equals(comp.getClassName()) 2658 && sri.activityInfo.applicationInfo.packageName.equals( 2659 comp.getPackageName())) 2660 || (action != null && sri.filter.matchAction(action))) { 2661 results.remove(j); 2662 if (DEBUG_INTENT_MATCHING) Log.v( 2663 TAG, "Removing duplicate item from " + j 2664 + " due to specific " + specificsPos); 2665 if (ri == null) { 2666 ri = sri; 2667 } 2668 j--; 2669 N--; 2670 } 2671 } 2672 2673 // Add this specific item to its proper place. 2674 if (ri == null) { 2675 ri = new ResolveInfo(); 2676 ri.activityInfo = ai; 2677 } 2678 results.add(specificsPos, ri); 2679 ri.specificIndex = i; 2680 specificsPos++; 2681 } 2682 } 2683 2684 // Now we go through the remaining generic results and remove any 2685 // duplicate actions that are found here. 2686 N = results.size(); 2687 for (int i=specificsPos; i<N-1; i++) { 2688 final ResolveInfo rii = results.get(i); 2689 if (rii.filter == null) { 2690 continue; 2691 } 2692 2693 // Iterate over all of the actions of this result's intent 2694 // filter... typically this should be just one. 2695 final Iterator<String> it = rii.filter.actionsIterator(); 2696 if (it == null) { 2697 continue; 2698 } 2699 while (it.hasNext()) { 2700 final String action = it.next(); 2701 if (resultsAction != null && resultsAction.equals(action)) { 2702 // If this action was explicitly requested, then don't 2703 // remove things that have it. 2704 continue; 2705 } 2706 for (int j=i+1; j<N; j++) { 2707 final ResolveInfo rij = results.get(j); 2708 if (rij.filter != null && rij.filter.hasAction(action)) { 2709 results.remove(j); 2710 if (DEBUG_INTENT_MATCHING) Log.v( 2711 TAG, "Removing duplicate item from " + j 2712 + " due to action " + action + " at " + i); 2713 j--; 2714 N--; 2715 } 2716 } 2717 } 2718 2719 // If the caller didn't request filter information, drop it now 2720 // so we don't have to marshall/unmarshall it. 2721 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2722 rii.filter = null; 2723 } 2724 } 2725 2726 // Filter out the caller activity if so requested. 2727 if (caller != null) { 2728 N = results.size(); 2729 for (int i=0; i<N; i++) { 2730 ActivityInfo ainfo = results.get(i).activityInfo; 2731 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 2732 && caller.getClassName().equals(ainfo.name)) { 2733 results.remove(i); 2734 break; 2735 } 2736 } 2737 } 2738 2739 // If the caller didn't request filter information, 2740 // drop them now so we don't have to 2741 // marshall/unmarshall it. 2742 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2743 N = results.size(); 2744 for (int i=0; i<N; i++) { 2745 results.get(i).filter = null; 2746 } 2747 } 2748 2749 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 2750 return results; 2751 } 2752 2753 @Override 2754 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 2755 int userId) { 2756 if (!sUserManager.exists(userId)) return null; 2757 ComponentName comp = intent.getComponent(); 2758 if (comp == null) { 2759 if (intent.getSelector() != null) { 2760 intent = intent.getSelector(); 2761 comp = intent.getComponent(); 2762 } 2763 } 2764 if (comp != null) { 2765 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2766 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 2767 if (ai != null) { 2768 ResolveInfo ri = new ResolveInfo(); 2769 ri.activityInfo = ai; 2770 list.add(ri); 2771 } 2772 return list; 2773 } 2774 2775 // reader 2776 synchronized (mPackages) { 2777 String pkgName = intent.getPackage(); 2778 if (pkgName == null) { 2779 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 2780 } 2781 final PackageParser.Package pkg = mPackages.get(pkgName); 2782 if (pkg != null) { 2783 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 2784 userId); 2785 } 2786 return null; 2787 } 2788 } 2789 2790 @Override 2791 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 2792 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 2793 if (!sUserManager.exists(userId)) return null; 2794 if (query != null) { 2795 if (query.size() >= 1) { 2796 // If there is more than one service with the same priority, 2797 // just arbitrarily pick the first one. 2798 return query.get(0); 2799 } 2800 } 2801 return null; 2802 } 2803 2804 @Override 2805 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 2806 int userId) { 2807 if (!sUserManager.exists(userId)) return null; 2808 ComponentName comp = intent.getComponent(); 2809 if (comp == null) { 2810 if (intent.getSelector() != null) { 2811 intent = intent.getSelector(); 2812 comp = intent.getComponent(); 2813 } 2814 } 2815 if (comp != null) { 2816 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2817 final ServiceInfo si = getServiceInfo(comp, flags, userId); 2818 if (si != null) { 2819 final ResolveInfo ri = new ResolveInfo(); 2820 ri.serviceInfo = si; 2821 list.add(ri); 2822 } 2823 return list; 2824 } 2825 2826 // reader 2827 synchronized (mPackages) { 2828 String pkgName = intent.getPackage(); 2829 if (pkgName == null) { 2830 return mServices.queryIntent(intent, resolvedType, flags, userId); 2831 } 2832 final PackageParser.Package pkg = mPackages.get(pkgName); 2833 if (pkg != null) { 2834 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 2835 userId); 2836 } 2837 return null; 2838 } 2839 } 2840 2841 private static final int getContinuationPoint(final String[] keys, final String key) { 2842 final int index; 2843 if (key == null) { 2844 index = 0; 2845 } else { 2846 final int insertPoint = Arrays.binarySearch(keys, key); 2847 if (insertPoint < 0) { 2848 index = -insertPoint; 2849 } else { 2850 index = insertPoint + 1; 2851 } 2852 } 2853 return index; 2854 } 2855 2856 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, String lastRead) { 2857 final ParceledListSlice<PackageInfo> list = new ParceledListSlice<PackageInfo>(); 2858 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2859 final String[] keys; 2860 int userId = UserHandle.getCallingUserId(); 2861 2862 // writer 2863 synchronized (mPackages) { 2864 if (listUninstalled) { 2865 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2866 } else { 2867 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2868 } 2869 2870 Arrays.sort(keys); 2871 int i = getContinuationPoint(keys, lastRead); 2872 final int N = keys.length; 2873 2874 while (i < N) { 2875 final String packageName = keys[i++]; 2876 2877 PackageInfo pi = null; 2878 if (listUninstalled) { 2879 final PackageSetting ps = mSettings.mPackages.get(packageName); 2880 if (ps != null) { 2881 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 2882 } 2883 } else { 2884 final PackageParser.Package p = mPackages.get(packageName); 2885 if (p != null) { 2886 pi = generatePackageInfo(p, flags, userId); 2887 } 2888 } 2889 2890 if (pi != null && list.append(pi)) { 2891 break; 2892 } 2893 } 2894 2895 if (i == N) { 2896 list.setLastSlice(true); 2897 } 2898 } 2899 2900 return list; 2901 } 2902 2903 @Override 2904 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, 2905 String lastRead, int userId) { 2906 if (!sUserManager.exists(userId)) return null; 2907 final ParceledListSlice<ApplicationInfo> list = new ParceledListSlice<ApplicationInfo>(); 2908 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2909 final String[] keys; 2910 2911 // writer 2912 synchronized (mPackages) { 2913 if (listUninstalled) { 2914 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2915 } else { 2916 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2917 } 2918 2919 Arrays.sort(keys); 2920 int i = getContinuationPoint(keys, lastRead); 2921 final int N = keys.length; 2922 2923 while (i < N) { 2924 final String packageName = keys[i++]; 2925 2926 ApplicationInfo ai = null; 2927 final PackageSetting ps = mSettings.mPackages.get(packageName); 2928 if (listUninstalled) { 2929 if (ps != null) { 2930 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 2931 } 2932 } else { 2933 final PackageParser.Package p = mPackages.get(packageName); 2934 if (p != null && ps != null) { 2935 ai = PackageParser.generateApplicationInfo(p, flags, 2936 ps.readUserState(userId), userId); 2937 } 2938 } 2939 2940 if (ai != null && list.append(ai)) { 2941 break; 2942 } 2943 } 2944 2945 if (i == N) { 2946 list.setLastSlice(true); 2947 } 2948 } 2949 2950 return list; 2951 } 2952 2953 public List<ApplicationInfo> getPersistentApplications(int flags) { 2954 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 2955 2956 // reader 2957 synchronized (mPackages) { 2958 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 2959 final int userId = UserHandle.getCallingUserId(); 2960 while (i.hasNext()) { 2961 final PackageParser.Package p = i.next(); 2962 if (p.applicationInfo != null 2963 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 2964 && (!mSafeMode || isSystemApp(p))) { 2965 PackageSetting ps = mSettings.mPackages.get(p.packageName); 2966 if (ps != null) { 2967 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 2968 ps.readUserState(userId), userId); 2969 if (ai != null) { 2970 finalList.add(ai); 2971 } 2972 } 2973 } 2974 } 2975 } 2976 2977 return finalList; 2978 } 2979 2980 @Override 2981 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 2982 if (!sUserManager.exists(userId)) return null; 2983 // reader 2984 synchronized (mPackages) { 2985 final PackageParser.Provider provider = mProviders.get(name); 2986 PackageSetting ps = provider != null 2987 ? mSettings.mPackages.get(provider.owner.packageName) 2988 : null; 2989 return ps != null 2990 && mSettings.isEnabledLPr(provider.info, flags, userId) 2991 && (!mSafeMode || (provider.info.applicationInfo.flags 2992 &ApplicationInfo.FLAG_SYSTEM) != 0) 2993 ? PackageParser.generateProviderInfo(provider, flags, 2994 ps.readUserState(userId), userId) 2995 : null; 2996 } 2997 } 2998 2999 /** 3000 * @deprecated 3001 */ 3002 @Deprecated 3003 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3004 // reader 3005 synchronized (mPackages) { 3006 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProviders.entrySet() 3007 .iterator(); 3008 final int userId = UserHandle.getCallingUserId(); 3009 while (i.hasNext()) { 3010 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3011 PackageParser.Provider p = entry.getValue(); 3012 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3013 3014 if (ps != null && p.syncable 3015 && (!mSafeMode || (p.info.applicationInfo.flags 3016 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3017 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3018 ps.readUserState(userId), userId); 3019 if (info != null) { 3020 outNames.add(entry.getKey()); 3021 outInfo.add(info); 3022 } 3023 } 3024 } 3025 } 3026 } 3027 3028 public List<ProviderInfo> queryContentProviders(String processName, 3029 int uid, int flags) { 3030 ArrayList<ProviderInfo> finalList = null; 3031 3032 // reader 3033 synchronized (mPackages) { 3034 final Iterator<PackageParser.Provider> i = mProvidersByComponent.values().iterator(); 3035 final int userId = processName != null ? 3036 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3037 while (i.hasNext()) { 3038 final PackageParser.Provider p = i.next(); 3039 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3040 if (ps != null && p.info.authority != null 3041 && (processName == null 3042 || (p.info.processName.equals(processName) 3043 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3044 && mSettings.isEnabledLPr(p.info, flags, userId) 3045 && (!mSafeMode 3046 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3047 if (finalList == null) { 3048 finalList = new ArrayList<ProviderInfo>(3); 3049 } 3050 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3051 ps.readUserState(userId), userId); 3052 if (info != null) { 3053 finalList.add(info); 3054 } 3055 } 3056 } 3057 } 3058 3059 if (finalList != null) { 3060 Collections.sort(finalList, mProviderInitOrderSorter); 3061 } 3062 3063 return finalList; 3064 } 3065 3066 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3067 int flags) { 3068 // reader 3069 synchronized (mPackages) { 3070 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3071 return PackageParser.generateInstrumentationInfo(i, flags); 3072 } 3073 } 3074 3075 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3076 int flags) { 3077 ArrayList<InstrumentationInfo> finalList = 3078 new ArrayList<InstrumentationInfo>(); 3079 3080 // reader 3081 synchronized (mPackages) { 3082 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3083 while (i.hasNext()) { 3084 final PackageParser.Instrumentation p = i.next(); 3085 if (targetPackage == null 3086 || targetPackage.equals(p.info.targetPackage)) { 3087 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3088 flags); 3089 if (ii != null) { 3090 finalList.add(ii); 3091 } 3092 } 3093 } 3094 } 3095 3096 return finalList; 3097 } 3098 3099 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3100 String[] files = dir.list(); 3101 if (files == null) { 3102 Log.d(TAG, "No files in app dir " + dir); 3103 return; 3104 } 3105 3106 if (DEBUG_PACKAGE_SCANNING) { 3107 Log.d(TAG, "Scanning app dir " + dir); 3108 } 3109 3110 int i; 3111 for (i=0; i<files.length; i++) { 3112 File file = new File(dir, files[i]); 3113 if (!isPackageFilename(files[i])) { 3114 // Ignore entries which are not apk's 3115 continue; 3116 } 3117 PackageParser.Package pkg = scanPackageLI(file, 3118 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3119 // Don't mess around with apps in system partition. 3120 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3121 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3122 // Delete the apk 3123 Slog.w(TAG, "Cleaning up failed install of " + file); 3124 file.delete(); 3125 } 3126 } 3127 } 3128 3129 private static File getSettingsProblemFile() { 3130 File dataDir = Environment.getDataDirectory(); 3131 File systemDir = new File(dataDir, "system"); 3132 File fname = new File(systemDir, "uiderrors.txt"); 3133 return fname; 3134 } 3135 3136 static void reportSettingsProblem(int priority, String msg) { 3137 try { 3138 File fname = getSettingsProblemFile(); 3139 FileOutputStream out = new FileOutputStream(fname, true); 3140 PrintWriter pw = new PrintWriter(out); 3141 SimpleDateFormat formatter = new SimpleDateFormat(); 3142 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3143 pw.println(dateString + ": " + msg); 3144 pw.close(); 3145 FileUtils.setPermissions( 3146 fname.toString(), 3147 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3148 -1, -1); 3149 } catch (java.io.IOException e) { 3150 } 3151 Slog.println(priority, TAG, msg); 3152 } 3153 3154 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3155 PackageParser.Package pkg, File srcFile, int parseFlags) { 3156 if (GET_CERTIFICATES) { 3157 if (ps != null 3158 && ps.codePath.equals(srcFile) 3159 && ps.timeStamp == srcFile.lastModified()) { 3160 if (ps.signatures.mSignatures != null 3161 && ps.signatures.mSignatures.length != 0) { 3162 // Optimization: reuse the existing cached certificates 3163 // if the package appears to be unchanged. 3164 pkg.mSignatures = ps.signatures.mSignatures; 3165 return true; 3166 } 3167 3168 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3169 } else { 3170 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3171 } 3172 3173 if (!pp.collectCertificates(pkg, parseFlags)) { 3174 mLastScanError = pp.getParseError(); 3175 return false; 3176 } 3177 } 3178 return true; 3179 } 3180 3181 /* 3182 * Scan a package and return the newly parsed package. 3183 * Returns null in case of errors and the error code is stored in mLastScanError 3184 */ 3185 private PackageParser.Package scanPackageLI(File scanFile, 3186 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3187 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3188 String scanPath = scanFile.getPath(); 3189 parseFlags |= mDefParseFlags; 3190 PackageParser pp = new PackageParser(scanPath); 3191 pp.setSeparateProcesses(mSeparateProcesses); 3192 pp.setOnlyCoreApps(mOnlyCore); 3193 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3194 scanPath, mMetrics, parseFlags); 3195 if (pkg == null) { 3196 mLastScanError = pp.getParseError(); 3197 return null; 3198 } 3199 PackageSetting ps = null; 3200 PackageSetting updatedPkg; 3201 // reader 3202 synchronized (mPackages) { 3203 // Look to see if we already know about this package. 3204 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3205 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3206 // This package has been renamed to its original name. Let's 3207 // use that. 3208 ps = mSettings.peekPackageLPr(oldName); 3209 } 3210 // If there was no original package, see one for the real package name. 3211 if (ps == null) { 3212 ps = mSettings.peekPackageLPr(pkg.packageName); 3213 } 3214 // Check to see if this package could be hiding/updating a system 3215 // package. Must look for it either under the original or real 3216 // package name depending on our state. 3217 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3218 } 3219 // First check if this is a system package that may involve an update 3220 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3221 if (ps != null && !ps.codePath.equals(scanFile)) { 3222 // The path has changed from what was last scanned... check the 3223 // version of the new path against what we have stored to determine 3224 // what to do. 3225 if (pkg.mVersionCode < ps.versionCode) { 3226 // The system package has been updated and the code path does not match 3227 // Ignore entry. Skip it. 3228 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3229 + " ignored: updated version " + ps.versionCode 3230 + " better than this " + pkg.mVersionCode); 3231 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3232 return null; 3233 } else { 3234 // The current app on the system partion is better than 3235 // what we have updated to on the data partition; switch 3236 // back to the system partition version. 3237 // At this point, its safely assumed that package installation for 3238 // apps in system partition will go through. If not there won't be a working 3239 // version of the app 3240 // writer 3241 synchronized (mPackages) { 3242 // Just remove the loaded entries from package lists. 3243 mPackages.remove(ps.name); 3244 } 3245 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3246 + "reverting from " + ps.codePathString 3247 + ": new version " + pkg.mVersionCode 3248 + " better than installed " + ps.versionCode); 3249 3250 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3251 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3252 synchronized (mInstallLock) { 3253 args.cleanUpResourcesLI(); 3254 } 3255 synchronized (mPackages) { 3256 mSettings.enableSystemPackageLPw(ps.name); 3257 } 3258 } 3259 } 3260 } 3261 3262 if (updatedPkg != null) { 3263 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3264 // initially 3265 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3266 } 3267 // Verify certificates against what was last scanned 3268 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3269 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3270 return null; 3271 } 3272 3273 /* 3274 * A new system app appeared, but we already had a non-system one of the 3275 * same name installed earlier. 3276 */ 3277 boolean shouldHideSystemApp = false; 3278 if (updatedPkg == null && ps != null 3279 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3280 /* 3281 * Check to make sure the signatures match first. If they don't, 3282 * wipe the installed application and its data. 3283 */ 3284 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3285 != PackageManager.SIGNATURE_MATCH) { 3286 deletePackageLI(pkg.packageName, null, true, 0, null, false); 3287 ps = null; 3288 } else { 3289 /* 3290 * If the newly-added system app is an older version than the 3291 * already installed version, hide it. It will be scanned later 3292 * and re-added like an update. 3293 */ 3294 if (pkg.mVersionCode < ps.versionCode) { 3295 shouldHideSystemApp = true; 3296 } else { 3297 /* 3298 * The newly found system app is a newer version that the 3299 * one previously installed. Simply remove the 3300 * already-installed application and replace it with our own 3301 * while keeping the application data. 3302 */ 3303 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3304 + ps.codePathString + ": new version " + pkg.mVersionCode 3305 + " better than installed " + ps.versionCode); 3306 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3307 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3308 synchronized (mInstallLock) { 3309 args.cleanUpResourcesLI(); 3310 } 3311 } 3312 } 3313 } 3314 3315 // The apk is forward locked (not public) if its code and resources 3316 // are kept in different files. 3317 // TODO grab this value from PackageSettings 3318 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3319 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3320 } 3321 3322 String codePath = null; 3323 String resPath = null; 3324 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0) { 3325 if (ps != null && ps.resourcePathString != null) { 3326 resPath = ps.resourcePathString; 3327 } else { 3328 // Should not happen at all. Just log an error. 3329 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3330 } 3331 } else { 3332 resPath = pkg.mScanPath; 3333 } 3334 codePath = pkg.mScanPath; 3335 // Set application objects path explicitly. 3336 setApplicationInfoPaths(pkg, codePath, resPath); 3337 // Note that we invoke the following method only if we are about to unpack an application 3338 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3339 | SCAN_UPDATE_SIGNATURE, currentTime, user); 3340 3341 /* 3342 * If the system app should be overridden by a previously installed 3343 * data, hide the system app now and let the /data/app scan pick it up 3344 * again. 3345 */ 3346 if (shouldHideSystemApp) { 3347 synchronized (mPackages) { 3348 /* 3349 * We have to grant systems permissions before we hide, because 3350 * grantPermissions will assume the package update is trying to 3351 * expand its permissions. 3352 */ 3353 grantPermissionsLPw(pkg, true); 3354 mSettings.disableSystemPackageLPw(pkg.packageName); 3355 } 3356 } 3357 3358 return scannedPkg; 3359 } 3360 3361 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 3362 String destResPath) { 3363 pkg.mPath = pkg.mScanPath = destCodePath; 3364 pkg.applicationInfo.sourceDir = destCodePath; 3365 pkg.applicationInfo.publicSourceDir = destResPath; 3366 } 3367 3368 private static String fixProcessName(String defProcessName, 3369 String processName, int uid) { 3370 if (processName == null) { 3371 return defProcessName; 3372 } 3373 return processName; 3374 } 3375 3376 private boolean verifySignaturesLP(PackageSetting pkgSetting, 3377 PackageParser.Package pkg) { 3378 if (pkgSetting.signatures.mSignatures != null) { 3379 // Already existing package. Make sure signatures match 3380 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 3381 PackageManager.SIGNATURE_MATCH) { 3382 Slog.e(TAG, "Package " + pkg.packageName 3383 + " signatures do not match the previously installed version; ignoring!"); 3384 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 3385 return false; 3386 } 3387 } 3388 // Check for shared user signatures 3389 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 3390 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3391 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3392 Slog.e(TAG, "Package " + pkg.packageName 3393 + " has no signatures that match those in shared user " 3394 + pkgSetting.sharedUser.name + "; ignoring!"); 3395 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 3396 return false; 3397 } 3398 } 3399 return true; 3400 } 3401 3402 /** 3403 * Enforces that only the system UID or root's UID can call a method exposed 3404 * via Binder. 3405 * 3406 * @param message used as message if SecurityException is thrown 3407 * @throws SecurityException if the caller is not system or root 3408 */ 3409 private static final void enforceSystemOrRoot(String message) { 3410 final int uid = Binder.getCallingUid(); 3411 if (uid != Process.SYSTEM_UID && uid != 0) { 3412 throw new SecurityException(message); 3413 } 3414 } 3415 3416 public void performBootDexOpt() { 3417 ArrayList<PackageParser.Package> pkgs = null; 3418 synchronized (mPackages) { 3419 if (mDeferredDexOpt.size() > 0) { 3420 pkgs = new ArrayList<PackageParser.Package>(mDeferredDexOpt); 3421 mDeferredDexOpt.clear(); 3422 } 3423 } 3424 if (pkgs != null) { 3425 for (int i=0; i<pkgs.size(); i++) { 3426 if (!isFirstBoot()) { 3427 try { 3428 ActivityManagerNative.getDefault().showBootMessage( 3429 mContext.getResources().getString( 3430 com.android.internal.R.string.android_upgrading_apk, 3431 i+1, pkgs.size()), true); 3432 } catch (RemoteException e) { 3433 } 3434 } 3435 PackageParser.Package p = pkgs.get(i); 3436 synchronized (mInstallLock) { 3437 if (!p.mDidDexOpt) { 3438 performDexOptLI(p, false, false); 3439 } 3440 } 3441 } 3442 } 3443 } 3444 3445 public boolean performDexOpt(String packageName) { 3446 enforceSystemOrRoot("Only the system can request dexopt be performed"); 3447 3448 if (!mNoDexOpt) { 3449 return false; 3450 } 3451 3452 PackageParser.Package p; 3453 synchronized (mPackages) { 3454 p = mPackages.get(packageName); 3455 if (p == null || p.mDidDexOpt) { 3456 return false; 3457 } 3458 } 3459 synchronized (mInstallLock) { 3460 return performDexOptLI(p, false, false) == DEX_OPT_PERFORMED; 3461 } 3462 } 3463 3464 static final int DEX_OPT_SKIPPED = 0; 3465 static final int DEX_OPT_PERFORMED = 1; 3466 static final int DEX_OPT_DEFERRED = 2; 3467 static final int DEX_OPT_FAILED = -1; 3468 3469 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer) { 3470 boolean performed = false; 3471 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 3472 String path = pkg.mScanPath; 3473 int ret = 0; 3474 try { 3475 if (forceDex || dalvik.system.DexFile.isDexOptNeeded(path)) { 3476 if (!forceDex && defer) { 3477 mDeferredDexOpt.add(pkg); 3478 return DEX_OPT_DEFERRED; 3479 } else { 3480 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 3481 ret = mInstaller.dexopt(path, pkg.applicationInfo.uid, 3482 !isForwardLocked(pkg)); 3483 pkg.mDidDexOpt = true; 3484 performed = true; 3485 } 3486 } 3487 } catch (FileNotFoundException e) { 3488 Slog.w(TAG, "Apk not found for dexopt: " + path); 3489 ret = -1; 3490 } catch (IOException e) { 3491 Slog.w(TAG, "IOException reading apk: " + path, e); 3492 ret = -1; 3493 } catch (dalvik.system.StaleDexCacheError e) { 3494 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 3495 ret = -1; 3496 } catch (Exception e) { 3497 Slog.w(TAG, "Exception when doing dexopt : ", e); 3498 ret = -1; 3499 } 3500 if (ret < 0) { 3501 //error from installer 3502 return DEX_OPT_FAILED; 3503 } 3504 } 3505 3506 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 3507 } 3508 3509 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 3510 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 3511 Slog.w(TAG, "Unable to update from " + oldPkg.name 3512 + " to " + newPkg.packageName 3513 + ": old package not in system partition"); 3514 return false; 3515 } else if (mPackages.get(oldPkg.name) != null) { 3516 Slog.w(TAG, "Unable to update from " + oldPkg.name 3517 + " to " + newPkg.packageName 3518 + ": old package still exists"); 3519 return false; 3520 } 3521 return true; 3522 } 3523 3524 File getDataPathForUser(int userId) { 3525 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 3526 } 3527 3528 private File getDataPathForPackage(String packageName, int userId) { 3529 /* 3530 * Until we fully support multiple users, return the directory we 3531 * previously would have. The PackageManagerTests will need to be 3532 * revised when this is changed back.. 3533 */ 3534 if (userId == 0) { 3535 return new File(mAppDataDir, packageName); 3536 } else { 3537 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 3538 + File.separator + packageName); 3539 } 3540 } 3541 3542 private int createDataDirsLI(String packageName, int uid) { 3543 int[] users = sUserManager.getUserIds(); 3544 int res = mInstaller.install(packageName, uid, uid); 3545 if (res < 0) { 3546 return res; 3547 } 3548 for (int user : users) { 3549 if (user != 0) { 3550 res = mInstaller.createUserData(packageName, 3551 UserHandle.getUid(user, uid), user); 3552 if (res < 0) { 3553 return res; 3554 } 3555 } 3556 } 3557 return res; 3558 } 3559 3560 private int removeDataDirsLI(String packageName) { 3561 int[] users = sUserManager.getUserIds(); 3562 int res = 0; 3563 for (int user : users) { 3564 int resInner = mInstaller.remove(packageName, user); 3565 if (resInner < 0) { 3566 res = resInner; 3567 } 3568 } 3569 return res; 3570 } 3571 3572 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 3573 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3574 File scanFile = new File(pkg.mScanPath); 3575 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 3576 pkg.applicationInfo.publicSourceDir == null) { 3577 // Bail out. The resource and code paths haven't been set. 3578 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 3579 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 3580 return null; 3581 } 3582 mScanningPath = scanFile; 3583 3584 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3585 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 3586 } 3587 3588 if (pkg.packageName.equals("android")) { 3589 synchronized (mPackages) { 3590 if (mAndroidApplication != null) { 3591 Slog.w(TAG, "*************************************************"); 3592 Slog.w(TAG, "Core android package being redefined. Skipping."); 3593 Slog.w(TAG, " file=" + mScanningPath); 3594 Slog.w(TAG, "*************************************************"); 3595 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3596 return null; 3597 } 3598 3599 // Set up information for our fall-back user intent resolution 3600 // activity. 3601 mPlatformPackage = pkg; 3602 pkg.mVersionCode = mSdkVersion; 3603 mAndroidApplication = pkg.applicationInfo; 3604 mResolveActivity.applicationInfo = mAndroidApplication; 3605 mResolveActivity.name = ResolverActivity.class.getName(); 3606 mResolveActivity.packageName = mAndroidApplication.packageName; 3607 mResolveActivity.processName = mAndroidApplication.processName; 3608 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 3609 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 3610 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 3611 mResolveActivity.exported = true; 3612 mResolveActivity.enabled = true; 3613 mResolveInfo.activityInfo = mResolveActivity; 3614 mResolveInfo.priority = 0; 3615 mResolveInfo.preferredOrder = 0; 3616 mResolveInfo.match = 0; 3617 mResolveComponentName = new ComponentName( 3618 mAndroidApplication.packageName, mResolveActivity.name); 3619 } 3620 } 3621 3622 if (DEBUG_PACKAGE_SCANNING) { 3623 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3624 Log.d(TAG, "Scanning package " + pkg.packageName); 3625 } 3626 3627 if (mPackages.containsKey(pkg.packageName) 3628 || mSharedLibraries.containsKey(pkg.packageName)) { 3629 Slog.w(TAG, "Application package " + pkg.packageName 3630 + " already installed. Skipping duplicate."); 3631 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3632 return null; 3633 } 3634 3635 // Initialize package source and resource directories 3636 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 3637 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 3638 3639 SharedUserSetting suid = null; 3640 PackageSetting pkgSetting = null; 3641 3642 if (!isSystemApp(pkg)) { 3643 // Only system apps can use these features. 3644 pkg.mOriginalPackages = null; 3645 pkg.mRealPackage = null; 3646 pkg.mAdoptPermissions = null; 3647 } 3648 3649 // writer 3650 synchronized (mPackages) { 3651 // Check all shared libraries and map to their actual file path. 3652 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 3653 if (mTmpSharedLibraries == null || 3654 mTmpSharedLibraries.length < mSharedLibraries.size()) { 3655 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 3656 } 3657 int num = 0; 3658 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 3659 for (int i=0; i<N; i++) { 3660 final String file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 3661 if (file == null) { 3662 Slog.e(TAG, "Package " + pkg.packageName 3663 + " requires unavailable shared library " 3664 + pkg.usesLibraries.get(i) + "; failing!"); 3665 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 3666 return null; 3667 } 3668 mTmpSharedLibraries[num] = file; 3669 num++; 3670 } 3671 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 3672 for (int i=0; i<N; i++) { 3673 final String file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 3674 if (file == null) { 3675 Slog.w(TAG, "Package " + pkg.packageName 3676 + " desires unavailable shared library " 3677 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 3678 } else { 3679 mTmpSharedLibraries[num] = file; 3680 num++; 3681 } 3682 } 3683 if (num > 0) { 3684 pkg.usesLibraryFiles = new String[num]; 3685 System.arraycopy(mTmpSharedLibraries, 0, 3686 pkg.usesLibraryFiles, 0, num); 3687 } 3688 } 3689 3690 if (pkg.mSharedUserId != null) { 3691 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 3692 pkg.applicationInfo.flags, true); 3693 if (suid == null) { 3694 Slog.w(TAG, "Creating application package " + pkg.packageName 3695 + " for shared user failed"); 3696 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3697 return null; 3698 } 3699 if (DEBUG_PACKAGE_SCANNING) { 3700 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3701 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 3702 + "): packages=" + suid.packages); 3703 } 3704 } 3705 3706 // Check if we are renaming from an original package name. 3707 PackageSetting origPackage = null; 3708 String realName = null; 3709 if (pkg.mOriginalPackages != null) { 3710 // This package may need to be renamed to a previously 3711 // installed name. Let's check on that... 3712 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 3713 if (pkg.mOriginalPackages.contains(renamed)) { 3714 // This package had originally been installed as the 3715 // original name, and we have already taken care of 3716 // transitioning to the new one. Just update the new 3717 // one to continue using the old name. 3718 realName = pkg.mRealPackage; 3719 if (!pkg.packageName.equals(renamed)) { 3720 // Callers into this function may have already taken 3721 // care of renaming the package; only do it here if 3722 // it is not already done. 3723 pkg.setPackageName(renamed); 3724 } 3725 3726 } else { 3727 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 3728 if ((origPackage = mSettings.peekPackageLPr( 3729 pkg.mOriginalPackages.get(i))) != null) { 3730 // We do have the package already installed under its 3731 // original name... should we use it? 3732 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 3733 // New package is not compatible with original. 3734 origPackage = null; 3735 continue; 3736 } else if (origPackage.sharedUser != null) { 3737 // Make sure uid is compatible between packages. 3738 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 3739 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 3740 + " to " + pkg.packageName + ": old uid " 3741 + origPackage.sharedUser.name 3742 + " differs from " + pkg.mSharedUserId); 3743 origPackage = null; 3744 continue; 3745 } 3746 } else { 3747 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 3748 + pkg.packageName + " to old name " + origPackage.name); 3749 } 3750 break; 3751 } 3752 } 3753 } 3754 } 3755 3756 if (mTransferedPackages.contains(pkg.packageName)) { 3757 Slog.w(TAG, "Package " + pkg.packageName 3758 + " was transferred to another, but its .apk remains"); 3759 } 3760 3761 // Just create the setting, don't add it yet. For already existing packages 3762 // the PkgSetting exists already and doesn't have to be created. 3763 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 3764 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 3765 pkg.applicationInfo.flags, user, false); 3766 if (pkgSetting == null) { 3767 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 3768 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3769 return null; 3770 } 3771 3772 if (pkgSetting.origPackage != null) { 3773 // If we are first transitioning from an original package, 3774 // fix up the new package's name now. We need to do this after 3775 // looking up the package under its new name, so getPackageLP 3776 // can take care of fiddling things correctly. 3777 pkg.setPackageName(origPackage.name); 3778 3779 // File a report about this. 3780 String msg = "New package " + pkgSetting.realName 3781 + " renamed to replace old package " + pkgSetting.name; 3782 reportSettingsProblem(Log.WARN, msg); 3783 3784 // Make a note of it. 3785 mTransferedPackages.add(origPackage.name); 3786 3787 // No longer need to retain this. 3788 pkgSetting.origPackage = null; 3789 } 3790 3791 if (realName != null) { 3792 // Make a note of it. 3793 mTransferedPackages.add(pkg.packageName); 3794 } 3795 3796 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 3797 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 3798 } 3799 3800 pkg.applicationInfo.uid = pkgSetting.appId; 3801 pkg.mExtras = pkgSetting; 3802 3803 if (!verifySignaturesLP(pkgSetting, pkg)) { 3804 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3805 return null; 3806 } 3807 // The signature has changed, but this package is in the system 3808 // image... let's recover! 3809 pkgSetting.signatures.mSignatures = pkg.mSignatures; 3810 // However... if this package is part of a shared user, but it 3811 // doesn't match the signature of the shared user, let's fail. 3812 // What this means is that you can't change the signatures 3813 // associated with an overall shared user, which doesn't seem all 3814 // that unreasonable. 3815 if (pkgSetting.sharedUser != null) { 3816 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3817 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3818 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 3819 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 3820 return null; 3821 } 3822 } 3823 // File a report about this. 3824 String msg = "System package " + pkg.packageName 3825 + " signature changed; retaining data."; 3826 reportSettingsProblem(Log.WARN, msg); 3827 } 3828 3829 // Verify that this new package doesn't have any content providers 3830 // that conflict with existing packages. Only do this if the 3831 // package isn't already installed, since we don't want to break 3832 // things that are installed. 3833 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 3834 final int N = pkg.providers.size(); 3835 int i; 3836 for (i=0; i<N; i++) { 3837 PackageParser.Provider p = pkg.providers.get(i); 3838 if (p.info.authority != null) { 3839 String names[] = p.info.authority.split(";"); 3840 for (int j = 0; j < names.length; j++) { 3841 if (mProviders.containsKey(names[j])) { 3842 PackageParser.Provider other = mProviders.get(names[j]); 3843 Slog.w(TAG, "Can't install because provider name " + names[j] + 3844 " (in package " + pkg.applicationInfo.packageName + 3845 ") is already used by " 3846 + ((other != null && other.getComponentName() != null) 3847 ? other.getComponentName().getPackageName() : "?")); 3848 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 3849 return null; 3850 } 3851 } 3852 } 3853 } 3854 } 3855 3856 if (pkg.mAdoptPermissions != null) { 3857 // This package wants to adopt ownership of permissions from 3858 // another package. 3859 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 3860 final String origName = pkg.mAdoptPermissions.get(i); 3861 final PackageSetting orig = mSettings.peekPackageLPr(origName); 3862 if (orig != null) { 3863 if (verifyPackageUpdateLPr(orig, pkg)) { 3864 Slog.i(TAG, "Adopting permissions from " + origName + " to " 3865 + pkg.packageName); 3866 mSettings.transferPermissionsLPw(origName, pkg.packageName); 3867 } 3868 } 3869 } 3870 } 3871 } 3872 3873 final String pkgName = pkg.packageName; 3874 3875 final long scanFileTime = scanFile.lastModified(); 3876 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 3877 pkg.applicationInfo.processName = fixProcessName( 3878 pkg.applicationInfo.packageName, 3879 pkg.applicationInfo.processName, 3880 pkg.applicationInfo.uid); 3881 3882 File dataPath; 3883 if (mPlatformPackage == pkg) { 3884 // The system package is special. 3885 dataPath = new File (Environment.getDataDirectory(), "system"); 3886 pkg.applicationInfo.dataDir = dataPath.getPath(); 3887 } else { 3888 // This is a normal package, need to make its data directory. 3889 dataPath = getDataPathForPackage(pkg.packageName, 0); 3890 3891 boolean uidError = false; 3892 3893 if (dataPath.exists()) { 3894 int currentUid = 0; 3895 try { 3896 StructStat stat = Libcore.os.stat(dataPath.getPath()); 3897 currentUid = stat.st_uid; 3898 } catch (ErrnoException e) { 3899 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 3900 } 3901 3902 // If we have mismatched owners for the data path, we have a problem. 3903 if (currentUid != pkg.applicationInfo.uid) { 3904 boolean recovered = false; 3905 if (currentUid == 0) { 3906 // The directory somehow became owned by root. Wow. 3907 // This is probably because the system was stopped while 3908 // installd was in the middle of messing with its libs 3909 // directory. Ask installd to fix that. 3910 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 3911 pkg.applicationInfo.uid); 3912 if (ret >= 0) { 3913 recovered = true; 3914 String msg = "Package " + pkg.packageName 3915 + " unexpectedly changed to uid 0; recovered to " + 3916 + pkg.applicationInfo.uid; 3917 reportSettingsProblem(Log.WARN, msg); 3918 } 3919 } 3920 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3921 || (scanMode&SCAN_BOOTING) != 0)) { 3922 // If this is a system app, we can at least delete its 3923 // current data so the application will still work. 3924 int ret = removeDataDirsLI(pkgName); 3925 if (ret >= 0) { 3926 // TODO: Kill the processes first 3927 // Old data gone! 3928 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3929 ? "System package " : "Third party package "; 3930 String msg = prefix + pkg.packageName 3931 + " has changed from uid: " 3932 + currentUid + " to " 3933 + pkg.applicationInfo.uid + "; old data erased"; 3934 reportSettingsProblem(Log.WARN, msg); 3935 recovered = true; 3936 3937 // And now re-install the app. 3938 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 3939 if (ret == -1) { 3940 // Ack should not happen! 3941 msg = prefix + pkg.packageName 3942 + " could not have data directory re-created after delete."; 3943 reportSettingsProblem(Log.WARN, msg); 3944 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3945 return null; 3946 } 3947 } 3948 if (!recovered) { 3949 mHasSystemUidErrors = true; 3950 } 3951 } else if (!recovered) { 3952 // If we allow this install to proceed, we will be broken. 3953 // Abort, abort! 3954 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 3955 return null; 3956 } 3957 if (!recovered) { 3958 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 3959 + pkg.applicationInfo.uid + "/fs_" 3960 + currentUid; 3961 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 3962 String msg = "Package " + pkg.packageName 3963 + " has mismatched uid: " 3964 + currentUid + " on disk, " 3965 + pkg.applicationInfo.uid + " in settings"; 3966 // writer 3967 synchronized (mPackages) { 3968 mSettings.mReadMessages.append(msg); 3969 mSettings.mReadMessages.append('\n'); 3970 uidError = true; 3971 if (!pkgSetting.uidError) { 3972 reportSettingsProblem(Log.ERROR, msg); 3973 } 3974 } 3975 } 3976 } 3977 pkg.applicationInfo.dataDir = dataPath.getPath(); 3978 } else { 3979 if (DEBUG_PACKAGE_SCANNING) { 3980 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3981 Log.v(TAG, "Want this data dir: " + dataPath); 3982 } 3983 //invoke installer to do the actual installation 3984 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 3985 if (ret < 0) { 3986 // Error from installer 3987 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3988 return null; 3989 } 3990 3991 if (dataPath.exists()) { 3992 pkg.applicationInfo.dataDir = dataPath.getPath(); 3993 } else { 3994 Slog.w(TAG, "Unable to create data directory: " + dataPath); 3995 pkg.applicationInfo.dataDir = null; 3996 } 3997 } 3998 3999 /* 4000 * Set the data dir to the default "/data/data/<package name>/lib" 4001 * if we got here without anyone telling us different (e.g., apps 4002 * stored on SD card have their native libraries stored in the ASEC 4003 * container with the APK). 4004 * 4005 * This happens during an upgrade from a package settings file that 4006 * doesn't have a native library path attribute at all. 4007 */ 4008 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4009 if (pkgSetting.nativeLibraryPathString == null) { 4010 final String nativeLibraryPath = new File(dataPath, LIB_DIR_NAME).getPath(); 4011 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 4012 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 4013 } else { 4014 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4015 } 4016 } 4017 4018 pkgSetting.uidError = uidError; 4019 } 4020 4021 String path = scanFile.getPath(); 4022 /* Note: We don't want to unpack the native binaries for 4023 * system applications, unless they have been updated 4024 * (the binaries are already under /system/lib). 4025 * Also, don't unpack libs for apps on the external card 4026 * since they should have their libraries in the ASEC 4027 * container already. 4028 * 4029 * In other words, we're going to unpack the binaries 4030 * only for non-system apps and system app upgrades. 4031 */ 4032 if (pkg.applicationInfo.nativeLibraryDir != null) { 4033 try { 4034 final File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4035 final String dataPathString = dataPath.getCanonicalPath(); 4036 4037 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4038 /* 4039 * Upgrading from a previous version of the OS sometimes 4040 * leaves native libraries in the /data/data/<app>/lib 4041 * directory for system apps even when they shouldn't be. 4042 * Recent changes in the JNI library search path 4043 * necessitates we remove those to match previous behavior. 4044 */ 4045 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4046 Log.i(TAG, "removed obsolete native libraries for system package " 4047 + path); 4048 } 4049 } else if (nativeLibraryDir.getParentFile().getCanonicalPath() 4050 .equals(dataPathString)) { 4051 /* 4052 * Make sure the native library dir isn't a symlink to 4053 * something. If it is, ask installd to remove it and create 4054 * a directory so we can copy to it afterwards. 4055 */ 4056 boolean isSymLink; 4057 try { 4058 isSymLink = S_ISLNK(Libcore.os.lstat(nativeLibraryDir.getPath()).st_mode); 4059 } catch (ErrnoException e) { 4060 // This shouldn't happen, but we'll fail-safe. 4061 isSymLink = true; 4062 } 4063 if (isSymLink) { 4064 mInstaller.unlinkNativeLibraryDirectory(dataPathString); 4065 } 4066 4067 /* 4068 * If this is an internal application or our 4069 * nativeLibraryPath points to our data directory, unpack 4070 * the libraries if necessary. 4071 */ 4072 NativeLibraryHelper.copyNativeBinariesIfNeededLI(scanFile, nativeLibraryDir); 4073 } else { 4074 Slog.i(TAG, "Linking native library dir for " + path); 4075 mInstaller.linkNativeLibraryDirectory(dataPathString, 4076 pkg.applicationInfo.nativeLibraryDir); 4077 } 4078 } catch (IOException ioe) { 4079 Log.e(TAG, "Unable to get canonical file " + ioe.toString()); 4080 } 4081 } 4082 pkg.mScanPath = path; 4083 4084 if ((scanMode&SCAN_NO_DEX) == 0) { 4085 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0) 4086 == DEX_OPT_FAILED) { 4087 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4088 return null; 4089 } 4090 } 4091 4092 if (mFactoryTest && pkg.requestedPermissions.contains( 4093 android.Manifest.permission.FACTORY_TEST)) { 4094 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4095 } 4096 4097 // Request the ActivityManager to kill the process(only for existing packages) 4098 // so that we do not end up in a confused state while the user is still using the older 4099 // version of the application while the new one gets installed. 4100 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 4101 killApplication(pkg.applicationInfo.packageName, 4102 pkg.applicationInfo.uid); 4103 } 4104 4105 // writer 4106 synchronized (mPackages) { 4107 // We don't expect installation to fail beyond this point, 4108 if ((scanMode&SCAN_MONITOR) != 0) { 4109 mAppDirs.put(pkg.mPath, pkg); 4110 } 4111 // Add the new setting to mSettings 4112 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 4113 // Add the new setting to mPackages 4114 mPackages.put(pkg.applicationInfo.packageName, pkg); 4115 // Make sure we don't accidentally delete its data. 4116 for (int i=0; i<mSettings.mPackagesToBeCleaned.size(); i++) { 4117 mSettings.mPackagesToBeCleaned.valueAt(i).remove(pkgName); 4118 } 4119 4120 // Take care of first install / last update times. 4121 if (currentTime != 0) { 4122 if (pkgSetting.firstInstallTime == 0) { 4123 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 4124 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 4125 pkgSetting.lastUpdateTime = currentTime; 4126 } 4127 } else if (pkgSetting.firstInstallTime == 0) { 4128 // We need *something*. Take time time stamp of the file. 4129 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 4130 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 4131 if (scanFileTime != pkgSetting.timeStamp) { 4132 // A package on the system image has changed; consider this 4133 // to be an update. 4134 pkgSetting.lastUpdateTime = scanFileTime; 4135 } 4136 } 4137 4138 int N = pkg.providers.size(); 4139 StringBuilder r = null; 4140 int i; 4141 for (i=0; i<N; i++) { 4142 PackageParser.Provider p = pkg.providers.get(i); 4143 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 4144 p.info.processName, pkg.applicationInfo.uid); 4145 mProvidersByComponent.put(new ComponentName(p.info.packageName, 4146 p.info.name), p); 4147 p.syncable = p.info.isSyncable; 4148 if (p.info.authority != null) { 4149 String names[] = p.info.authority.split(";"); 4150 p.info.authority = null; 4151 for (int j = 0; j < names.length; j++) { 4152 if (j == 1 && p.syncable) { 4153 // We only want the first authority for a provider to possibly be 4154 // syncable, so if we already added this provider using a different 4155 // authority clear the syncable flag. We copy the provider before 4156 // changing it because the mProviders object contains a reference 4157 // to a provider that we don't want to change. 4158 // Only do this for the second authority since the resulting provider 4159 // object can be the same for all future authorities for this provider. 4160 p = new PackageParser.Provider(p); 4161 p.syncable = false; 4162 } 4163 if (!mProviders.containsKey(names[j])) { 4164 mProviders.put(names[j], p); 4165 if (p.info.authority == null) { 4166 p.info.authority = names[j]; 4167 } else { 4168 p.info.authority = p.info.authority + ";" + names[j]; 4169 } 4170 if (DEBUG_PACKAGE_SCANNING) { 4171 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4172 Log.d(TAG, "Registered content provider: " + names[j] 4173 + ", className = " + p.info.name + ", isSyncable = " 4174 + p.info.isSyncable); 4175 } 4176 } else { 4177 PackageParser.Provider other = mProviders.get(names[j]); 4178 Slog.w(TAG, "Skipping provider name " + names[j] + 4179 " (in package " + pkg.applicationInfo.packageName + 4180 "): name already used by " 4181 + ((other != null && other.getComponentName() != null) 4182 ? other.getComponentName().getPackageName() : "?")); 4183 } 4184 } 4185 } 4186 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4187 if (r == null) { 4188 r = new StringBuilder(256); 4189 } else { 4190 r.append(' '); 4191 } 4192 r.append(p.info.name); 4193 } 4194 } 4195 if (r != null) { 4196 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 4197 } 4198 4199 N = pkg.services.size(); 4200 r = null; 4201 for (i=0; i<N; i++) { 4202 PackageParser.Service s = pkg.services.get(i); 4203 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 4204 s.info.processName, pkg.applicationInfo.uid); 4205 mServices.addService(s); 4206 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4207 if (r == null) { 4208 r = new StringBuilder(256); 4209 } else { 4210 r.append(' '); 4211 } 4212 r.append(s.info.name); 4213 } 4214 } 4215 if (r != null) { 4216 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 4217 } 4218 4219 N = pkg.receivers.size(); 4220 r = null; 4221 for (i=0; i<N; i++) { 4222 PackageParser.Activity a = pkg.receivers.get(i); 4223 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4224 a.info.processName, pkg.applicationInfo.uid); 4225 mReceivers.addActivity(a, "receiver"); 4226 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4227 if (r == null) { 4228 r = new StringBuilder(256); 4229 } else { 4230 r.append(' '); 4231 } 4232 r.append(a.info.name); 4233 } 4234 } 4235 if (r != null) { 4236 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 4237 } 4238 4239 N = pkg.activities.size(); 4240 r = null; 4241 for (i=0; i<N; i++) { 4242 PackageParser.Activity a = pkg.activities.get(i); 4243 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4244 a.info.processName, pkg.applicationInfo.uid); 4245 mActivities.addActivity(a, "activity"); 4246 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4247 if (r == null) { 4248 r = new StringBuilder(256); 4249 } else { 4250 r.append(' '); 4251 } 4252 r.append(a.info.name); 4253 } 4254 } 4255 if (r != null) { 4256 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 4257 } 4258 4259 N = pkg.permissionGroups.size(); 4260 r = null; 4261 for (i=0; i<N; i++) { 4262 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 4263 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 4264 if (cur == null) { 4265 mPermissionGroups.put(pg.info.name, pg); 4266 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4267 if (r == null) { 4268 r = new StringBuilder(256); 4269 } else { 4270 r.append(' '); 4271 } 4272 r.append(pg.info.name); 4273 } 4274 } else { 4275 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 4276 + pg.info.packageName + " ignored: original from " 4277 + cur.info.packageName); 4278 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4279 if (r == null) { 4280 r = new StringBuilder(256); 4281 } else { 4282 r.append(' '); 4283 } 4284 r.append("DUP:"); 4285 r.append(pg.info.name); 4286 } 4287 } 4288 } 4289 if (r != null) { 4290 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 4291 } 4292 4293 N = pkg.permissions.size(); 4294 r = null; 4295 for (i=0; i<N; i++) { 4296 PackageParser.Permission p = pkg.permissions.get(i); 4297 HashMap<String, BasePermission> permissionMap = 4298 p.tree ? mSettings.mPermissionTrees 4299 : mSettings.mPermissions; 4300 p.group = mPermissionGroups.get(p.info.group); 4301 if (p.info.group == null || p.group != null) { 4302 BasePermission bp = permissionMap.get(p.info.name); 4303 if (bp == null) { 4304 bp = new BasePermission(p.info.name, p.info.packageName, 4305 BasePermission.TYPE_NORMAL); 4306 permissionMap.put(p.info.name, bp); 4307 } 4308 if (bp.perm == null) { 4309 if (bp.sourcePackage == null 4310 || bp.sourcePackage.equals(p.info.packageName)) { 4311 BasePermission tree = findPermissionTreeLP(p.info.name); 4312 if (tree == null 4313 || tree.sourcePackage.equals(p.info.packageName)) { 4314 bp.packageSetting = pkgSetting; 4315 bp.perm = p; 4316 bp.uid = pkg.applicationInfo.uid; 4317 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4318 if (r == null) { 4319 r = new StringBuilder(256); 4320 } else { 4321 r.append(' '); 4322 } 4323 r.append(p.info.name); 4324 } 4325 } else { 4326 Slog.w(TAG, "Permission " + p.info.name + " from package " 4327 + p.info.packageName + " ignored: base tree " 4328 + tree.name + " is from package " 4329 + tree.sourcePackage); 4330 } 4331 } else { 4332 Slog.w(TAG, "Permission " + p.info.name + " from package " 4333 + p.info.packageName + " ignored: original from " 4334 + bp.sourcePackage); 4335 } 4336 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4337 if (r == null) { 4338 r = new StringBuilder(256); 4339 } else { 4340 r.append(' '); 4341 } 4342 r.append("DUP:"); 4343 r.append(p.info.name); 4344 } 4345 if (bp.perm == p) { 4346 bp.protectionLevel = p.info.protectionLevel; 4347 } 4348 } else { 4349 Slog.w(TAG, "Permission " + p.info.name + " from package " 4350 + p.info.packageName + " ignored: no group " 4351 + p.group); 4352 } 4353 } 4354 if (r != null) { 4355 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 4356 } 4357 4358 N = pkg.instrumentation.size(); 4359 r = null; 4360 for (i=0; i<N; i++) { 4361 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4362 a.info.packageName = pkg.applicationInfo.packageName; 4363 a.info.sourceDir = pkg.applicationInfo.sourceDir; 4364 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 4365 a.info.dataDir = pkg.applicationInfo.dataDir; 4366 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 4367 mInstrumentation.put(a.getComponentName(), a); 4368 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4369 if (r == null) { 4370 r = new StringBuilder(256); 4371 } else { 4372 r.append(' '); 4373 } 4374 r.append(a.info.name); 4375 } 4376 } 4377 if (r != null) { 4378 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 4379 } 4380 4381 if (pkg.protectedBroadcasts != null) { 4382 N = pkg.protectedBroadcasts.size(); 4383 for (i=0; i<N; i++) { 4384 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 4385 } 4386 } 4387 4388 pkgSetting.setTimeStamp(scanFileTime); 4389 } 4390 4391 return pkg; 4392 } 4393 4394 private void killApplication(String pkgName, int uid) { 4395 // Request the ActivityManager to kill the process(only for existing packages) 4396 // so that we do not end up in a confused state while the user is still using the older 4397 // version of the application while the new one gets installed. 4398 IActivityManager am = ActivityManagerNative.getDefault(); 4399 if (am != null) { 4400 try { 4401 am.killApplicationWithUid(pkgName, uid); 4402 } catch (RemoteException e) { 4403 } 4404 } 4405 } 4406 4407 void removePackageLI(PackageParser.Package pkg, boolean chatty) { 4408 if (DEBUG_INSTALL) { 4409 if (chatty) 4410 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 4411 } 4412 4413 // writer 4414 synchronized (mPackages) { 4415 mPackages.remove(pkg.applicationInfo.packageName); 4416 if (pkg.mPath != null) { 4417 mAppDirs.remove(pkg.mPath); 4418 } 4419 4420 int N = pkg.providers.size(); 4421 StringBuilder r = null; 4422 int i; 4423 for (i=0; i<N; i++) { 4424 PackageParser.Provider p = pkg.providers.get(i); 4425 mProvidersByComponent.remove(new ComponentName(p.info.packageName, 4426 p.info.name)); 4427 if (p.info.authority == null) { 4428 4429 /* The is another ContentProvider with this authority when 4430 * this app was installed so this authority is null, 4431 * Ignore it as we don't have to unregister the provider. 4432 */ 4433 continue; 4434 } 4435 String names[] = p.info.authority.split(";"); 4436 for (int j = 0; j < names.length; j++) { 4437 if (mProviders.get(names[j]) == p) { 4438 mProviders.remove(names[j]); 4439 if (DEBUG_REMOVE) { 4440 if (chatty) 4441 Log.d(TAG, "Unregistered content provider: " + names[j] 4442 + ", className = " + p.info.name + ", isSyncable = " 4443 + p.info.isSyncable); 4444 } 4445 } 4446 } 4447 if (chatty) { 4448 if (r == null) { 4449 r = new StringBuilder(256); 4450 } else { 4451 r.append(' '); 4452 } 4453 r.append(p.info.name); 4454 } 4455 } 4456 if (r != null) { 4457 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 4458 } 4459 4460 N = pkg.services.size(); 4461 r = null; 4462 for (i=0; i<N; i++) { 4463 PackageParser.Service s = pkg.services.get(i); 4464 mServices.removeService(s); 4465 if (chatty) { 4466 if (r == null) { 4467 r = new StringBuilder(256); 4468 } else { 4469 r.append(' '); 4470 } 4471 r.append(s.info.name); 4472 } 4473 } 4474 if (r != null) { 4475 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 4476 } 4477 4478 N = pkg.receivers.size(); 4479 r = null; 4480 for (i=0; i<N; i++) { 4481 PackageParser.Activity a = pkg.receivers.get(i); 4482 mReceivers.removeActivity(a, "receiver"); 4483 if (chatty) { 4484 if (r == null) { 4485 r = new StringBuilder(256); 4486 } else { 4487 r.append(' '); 4488 } 4489 r.append(a.info.name); 4490 } 4491 } 4492 if (r != null) { 4493 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 4494 } 4495 4496 N = pkg.activities.size(); 4497 r = null; 4498 for (i=0; i<N; i++) { 4499 PackageParser.Activity a = pkg.activities.get(i); 4500 mActivities.removeActivity(a, "activity"); 4501 if (chatty) { 4502 if (r == null) { 4503 r = new StringBuilder(256); 4504 } else { 4505 r.append(' '); 4506 } 4507 r.append(a.info.name); 4508 } 4509 } 4510 if (r != null) { 4511 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 4512 } 4513 4514 N = pkg.permissions.size(); 4515 r = null; 4516 for (i=0; i<N; i++) { 4517 PackageParser.Permission p = pkg.permissions.get(i); 4518 BasePermission bp = mSettings.mPermissions.get(p.info.name); 4519 if (bp == null) { 4520 bp = mSettings.mPermissionTrees.get(p.info.name); 4521 } 4522 if (bp != null && bp.perm == p) { 4523 bp.perm = null; 4524 if (chatty) { 4525 if (r == null) { 4526 r = new StringBuilder(256); 4527 } else { 4528 r.append(' '); 4529 } 4530 r.append(p.info.name); 4531 } 4532 } 4533 } 4534 if (r != null) { 4535 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 4536 } 4537 4538 N = pkg.instrumentation.size(); 4539 r = null; 4540 for (i=0; i<N; i++) { 4541 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4542 mInstrumentation.remove(a.getComponentName()); 4543 if (chatty) { 4544 if (r == null) { 4545 r = new StringBuilder(256); 4546 } else { 4547 r.append(' '); 4548 } 4549 r.append(a.info.name); 4550 } 4551 } 4552 if (r != null) { 4553 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 4554 } 4555 } 4556 } 4557 4558 private static final boolean isPackageFilename(String name) { 4559 return name != null && name.endsWith(".apk"); 4560 } 4561 4562 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 4563 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 4564 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 4565 return true; 4566 } 4567 } 4568 return false; 4569 } 4570 4571 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 4572 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 4573 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 4574 4575 private void updatePermissionsLPw(String changingPkg, 4576 PackageParser.Package pkgInfo, int flags) { 4577 // Make sure there are no dangling permission trees. 4578 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 4579 while (it.hasNext()) { 4580 final BasePermission bp = it.next(); 4581 if (bp.packageSetting == null) { 4582 // We may not yet have parsed the package, so just see if 4583 // we still know about its settings. 4584 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4585 } 4586 if (bp.packageSetting == null) { 4587 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 4588 + " from package " + bp.sourcePackage); 4589 it.remove(); 4590 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4591 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4592 Slog.i(TAG, "Removing old permission tree: " + bp.name 4593 + " from package " + bp.sourcePackage); 4594 flags |= UPDATE_PERMISSIONS_ALL; 4595 it.remove(); 4596 } 4597 } 4598 } 4599 4600 // Make sure all dynamic permissions have been assigned to a package, 4601 // and make sure there are no dangling permissions. 4602 it = mSettings.mPermissions.values().iterator(); 4603 while (it.hasNext()) { 4604 final BasePermission bp = it.next(); 4605 if (bp.type == BasePermission.TYPE_DYNAMIC) { 4606 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 4607 + bp.name + " pkg=" + bp.sourcePackage 4608 + " info=" + bp.pendingInfo); 4609 if (bp.packageSetting == null && bp.pendingInfo != null) { 4610 final BasePermission tree = findPermissionTreeLP(bp.name); 4611 if (tree != null && tree.perm != null) { 4612 bp.packageSetting = tree.packageSetting; 4613 bp.perm = new PackageParser.Permission(tree.perm.owner, 4614 new PermissionInfo(bp.pendingInfo)); 4615 bp.perm.info.packageName = tree.perm.info.packageName; 4616 bp.perm.info.name = bp.name; 4617 bp.uid = tree.uid; 4618 } 4619 } 4620 } 4621 if (bp.packageSetting == null) { 4622 // We may not yet have parsed the package, so just see if 4623 // we still know about its settings. 4624 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4625 } 4626 if (bp.packageSetting == null) { 4627 Slog.w(TAG, "Removing dangling permission: " + bp.name 4628 + " from package " + bp.sourcePackage); 4629 it.remove(); 4630 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4631 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4632 Slog.i(TAG, "Removing old permission: " + bp.name 4633 + " from package " + bp.sourcePackage); 4634 flags |= UPDATE_PERMISSIONS_ALL; 4635 it.remove(); 4636 } 4637 } 4638 } 4639 4640 // Now update the permissions for all packages, in particular 4641 // replace the granted permissions of the system packages. 4642 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 4643 for (PackageParser.Package pkg : mPackages.values()) { 4644 if (pkg != pkgInfo) { 4645 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 4646 } 4647 } 4648 } 4649 4650 if (pkgInfo != null) { 4651 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 4652 } 4653 } 4654 4655 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 4656 final PackageSetting ps = (PackageSetting) pkg.mExtras; 4657 if (ps == null) { 4658 return; 4659 } 4660 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 4661 HashSet<String> origPermissions = gp.grantedPermissions; 4662 boolean changedPermission = false; 4663 4664 if (replace) { 4665 ps.permissionsFixed = false; 4666 if (gp == ps) { 4667 origPermissions = new HashSet<String>(gp.grantedPermissions); 4668 gp.grantedPermissions.clear(); 4669 gp.gids = mGlobalGids; 4670 } 4671 } 4672 4673 if (gp.gids == null) { 4674 gp.gids = mGlobalGids; 4675 } 4676 4677 final int N = pkg.requestedPermissions.size(); 4678 for (int i=0; i<N; i++) { 4679 final String name = pkg.requestedPermissions.get(i); 4680 //final boolean required = pkg.requestedPermssionsRequired.get(i); 4681 final BasePermission bp = mSettings.mPermissions.get(name); 4682 if (DEBUG_INSTALL) { 4683 if (gp != ps) { 4684 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 4685 } 4686 } 4687 if (bp != null && bp.packageSetting != null) { 4688 final String perm = bp.name; 4689 boolean allowed; 4690 boolean allowedSig = false; 4691 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 4692 if (level == PermissionInfo.PROTECTION_NORMAL 4693 || level == PermissionInfo.PROTECTION_DANGEROUS) { 4694 allowed = true; 4695 } else if (bp.packageSetting == null) { 4696 // This permission is invalid; skip it. 4697 allowed = false; 4698 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 4699 allowed = (compareSignatures( 4700 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 4701 == PackageManager.SIGNATURE_MATCH) 4702 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 4703 == PackageManager.SIGNATURE_MATCH); 4704 if (!allowed && (bp.protectionLevel 4705 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 4706 if (isSystemApp(pkg)) { 4707 // For updated system applications, a system permission 4708 // is granted only if it had been defined by the original application. 4709 if (isUpdatedSystemApp(pkg)) { 4710 final PackageSetting sysPs = mSettings 4711 .getDisabledSystemPkgLPr(pkg.packageName); 4712 final GrantedPermissions origGp = sysPs.sharedUser != null 4713 ? sysPs.sharedUser : sysPs; 4714 if (origGp.grantedPermissions.contains(perm)) { 4715 allowed = true; 4716 } else { 4717 allowed = false; 4718 } 4719 } else { 4720 allowed = true; 4721 } 4722 } 4723 } 4724 if (!allowed && (bp.protectionLevel 4725 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 4726 // For development permissions, a development permission 4727 // is granted only if it was already granted. 4728 if (origPermissions.contains(perm)) { 4729 allowed = true; 4730 } else { 4731 allowed = false; 4732 } 4733 } 4734 if (allowed) { 4735 allowedSig = true; 4736 } 4737 } else { 4738 allowed = false; 4739 } 4740 if (DEBUG_INSTALL) { 4741 if (gp != ps) { 4742 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 4743 } 4744 } 4745 if (allowed) { 4746 if ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 4747 && ps.permissionsFixed) { 4748 // If this is an existing, non-system package, then 4749 // we can't add any new permissions to it. 4750 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 4751 allowed = false; 4752 // Except... if this is a permission that was added 4753 // to the platform (note: need to only do this when 4754 // updating the platform). 4755 final int NP = PackageParser.NEW_PERMISSIONS.length; 4756 for (int ip=0; ip<NP; ip++) { 4757 final PackageParser.NewPermissionInfo npi 4758 = PackageParser.NEW_PERMISSIONS[ip]; 4759 if (npi.name.equals(perm) 4760 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 4761 allowed = true; 4762 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 4763 + pkg.packageName); 4764 break; 4765 } 4766 } 4767 } 4768 } 4769 if (allowed) { 4770 if (!gp.grantedPermissions.contains(perm)) { 4771 changedPermission = true; 4772 gp.grantedPermissions.add(perm); 4773 gp.gids = appendInts(gp.gids, bp.gids); 4774 } else if (!ps.haveGids) { 4775 gp.gids = appendInts(gp.gids, bp.gids); 4776 } 4777 } else { 4778 Slog.w(TAG, "Not granting permission " + perm 4779 + " to package " + pkg.packageName 4780 + " because it was previously installed without"); 4781 } 4782 } else { 4783 if (gp.grantedPermissions.remove(perm)) { 4784 changedPermission = true; 4785 gp.gids = removeInts(gp.gids, bp.gids); 4786 Slog.i(TAG, "Un-granting permission " + perm 4787 + " from package " + pkg.packageName 4788 + " (protectionLevel=" + bp.protectionLevel 4789 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4790 + ")"); 4791 } else { 4792 Slog.w(TAG, "Not granting permission " + perm 4793 + " to package " + pkg.packageName 4794 + " (protectionLevel=" + bp.protectionLevel 4795 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4796 + ")"); 4797 } 4798 } 4799 } else { 4800 Slog.w(TAG, "Unknown permission " + name 4801 + " in package " + pkg.packageName); 4802 } 4803 } 4804 4805 if ((changedPermission || replace) && !ps.permissionsFixed && 4806 ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) || 4807 ((ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0)){ 4808 // This is the first that we have heard about this package, so the 4809 // permissions we have now selected are fixed until explicitly 4810 // changed. 4811 ps.permissionsFixed = true; 4812 } 4813 ps.haveGids = true; 4814 } 4815 4816 private final class ActivityIntentResolver 4817 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 4818 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 4819 boolean defaultOnly, int userId) { 4820 if (!sUserManager.exists(userId)) return null; 4821 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 4822 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 4823 } 4824 4825 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 4826 int userId) { 4827 if (!sUserManager.exists(userId)) return null; 4828 mFlags = flags; 4829 return super.queryIntent(intent, resolvedType, 4830 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 4831 } 4832 4833 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 4834 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 4835 if (!sUserManager.exists(userId)) return null; 4836 if (packageActivities == null) { 4837 return null; 4838 } 4839 mFlags = flags; 4840 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 4841 final int N = packageActivities.size(); 4842 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 4843 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 4844 4845 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 4846 for (int i = 0; i < N; ++i) { 4847 intentFilters = packageActivities.get(i).intents; 4848 if (intentFilters != null && intentFilters.size() > 0) { 4849 PackageParser.ActivityIntentInfo[] array = 4850 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 4851 intentFilters.toArray(array); 4852 listCut.add(array); 4853 } 4854 } 4855 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 4856 } 4857 4858 public final void addActivity(PackageParser.Activity a, String type) { 4859 final boolean systemApp = isSystemApp(a.info.applicationInfo); 4860 mActivities.put(a.getComponentName(), a); 4861 if (DEBUG_SHOW_INFO) 4862 Log.v( 4863 TAG, " " + type + " " + 4864 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 4865 if (DEBUG_SHOW_INFO) 4866 Log.v(TAG, " Class=" + a.info.name); 4867 final int NI = a.intents.size(); 4868 for (int j=0; j<NI; j++) { 4869 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 4870 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 4871 intent.setPriority(0); 4872 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 4873 + a.className + " with priority > 0, forcing to 0"); 4874 } 4875 if (DEBUG_SHOW_INFO) { 4876 Log.v(TAG, " IntentFilter:"); 4877 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 4878 } 4879 if (!intent.debugCheck()) { 4880 Log.w(TAG, "==> For Activity " + a.info.name); 4881 } 4882 addFilter(intent); 4883 } 4884 } 4885 4886 public final void removeActivity(PackageParser.Activity a, String type) { 4887 mActivities.remove(a.getComponentName()); 4888 if (DEBUG_SHOW_INFO) { 4889 Log.v(TAG, " " + type + " " 4890 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 4891 : a.info.name) + ":"); 4892 Log.v(TAG, " Class=" + a.info.name); 4893 } 4894 final int NI = a.intents.size(); 4895 for (int j=0; j<NI; j++) { 4896 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 4897 if (DEBUG_SHOW_INFO) { 4898 Log.v(TAG, " IntentFilter:"); 4899 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 4900 } 4901 removeFilter(intent); 4902 } 4903 } 4904 4905 @Override 4906 protected boolean allowFilterResult( 4907 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 4908 ActivityInfo filterAi = filter.activity.info; 4909 for (int i=dest.size()-1; i>=0; i--) { 4910 ActivityInfo destAi = dest.get(i).activityInfo; 4911 if (destAi.name == filterAi.name 4912 && destAi.packageName == filterAi.packageName) { 4913 return false; 4914 } 4915 } 4916 return true; 4917 } 4918 4919 @Override 4920 protected ActivityIntentInfo[] newArray(int size) { 4921 return new ActivityIntentInfo[size]; 4922 } 4923 4924 @Override 4925 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 4926 if (!sUserManager.exists(userId)) return true; 4927 PackageParser.Package p = filter.activity.owner; 4928 if (p != null) { 4929 PackageSetting ps = (PackageSetting)p.mExtras; 4930 if (ps != null) { 4931 // System apps are never considered stopped for purposes of 4932 // filtering, because there may be no way for the user to 4933 // actually re-launch them. 4934 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 4935 && ps.getStopped(userId); 4936 } 4937 } 4938 return false; 4939 } 4940 4941 @Override 4942 protected String packageForFilter(PackageParser.ActivityIntentInfo info) { 4943 return info.activity.owner.packageName; 4944 } 4945 4946 @Override 4947 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 4948 int match, int userId) { 4949 if (!sUserManager.exists(userId)) return null; 4950 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 4951 return null; 4952 } 4953 final PackageParser.Activity activity = info.activity; 4954 if (mSafeMode && (activity.info.applicationInfo.flags 4955 &ApplicationInfo.FLAG_SYSTEM) == 0) { 4956 return null; 4957 } 4958 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 4959 if (ps == null) { 4960 return null; 4961 } 4962 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 4963 ps.readUserState(userId), userId); 4964 if (ai == null) { 4965 return null; 4966 } 4967 final ResolveInfo res = new ResolveInfo(); 4968 res.activityInfo = ai; 4969 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 4970 res.filter = info; 4971 } 4972 res.priority = info.getPriority(); 4973 res.preferredOrder = activity.owner.mPreferredOrder; 4974 //System.out.println("Result: " + res.activityInfo.className + 4975 // " = " + res.priority); 4976 res.match = match; 4977 res.isDefault = info.hasDefault; 4978 res.labelRes = info.labelRes; 4979 res.nonLocalizedLabel = info.nonLocalizedLabel; 4980 res.icon = info.icon; 4981 res.system = isSystemApp(res.activityInfo.applicationInfo); 4982 return res; 4983 } 4984 4985 @Override 4986 protected void sortResults(List<ResolveInfo> results) { 4987 Collections.sort(results, mResolvePrioritySorter); 4988 } 4989 4990 @Override 4991 protected void dumpFilter(PrintWriter out, String prefix, 4992 PackageParser.ActivityIntentInfo filter) { 4993 out.print(prefix); out.print( 4994 Integer.toHexString(System.identityHashCode(filter.activity))); 4995 out.print(' '); 4996 out.print(filter.activity.getComponentShortName()); 4997 out.print(" filter "); 4998 out.println(Integer.toHexString(System.identityHashCode(filter))); 4999 } 5000 5001// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5002// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5003// final List<ResolveInfo> retList = Lists.newArrayList(); 5004// while (i.hasNext()) { 5005// final ResolveInfo resolveInfo = i.next(); 5006// if (isEnabledLP(resolveInfo.activityInfo)) { 5007// retList.add(resolveInfo); 5008// } 5009// } 5010// return retList; 5011// } 5012 5013 // Keys are String (activity class name), values are Activity. 5014 private final HashMap<ComponentName, PackageParser.Activity> mActivities 5015 = new HashMap<ComponentName, PackageParser.Activity>(); 5016 private int mFlags; 5017 } 5018 5019 private final class ServiceIntentResolver 5020 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 5021 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5022 boolean defaultOnly, int userId) { 5023 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5024 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5025 } 5026 5027 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5028 int userId) { 5029 if (!sUserManager.exists(userId)) return null; 5030 mFlags = flags; 5031 return super.queryIntent(intent, resolvedType, 5032 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5033 } 5034 5035 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5036 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 5037 if (!sUserManager.exists(userId)) return null; 5038 if (packageServices == null) { 5039 return null; 5040 } 5041 mFlags = flags; 5042 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5043 final int N = packageServices.size(); 5044 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 5045 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 5046 5047 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 5048 for (int i = 0; i < N; ++i) { 5049 intentFilters = packageServices.get(i).intents; 5050 if (intentFilters != null && intentFilters.size() > 0) { 5051 PackageParser.ServiceIntentInfo[] array = 5052 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 5053 intentFilters.toArray(array); 5054 listCut.add(array); 5055 } 5056 } 5057 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5058 } 5059 5060 public final void addService(PackageParser.Service s) { 5061 mServices.put(s.getComponentName(), s); 5062 if (DEBUG_SHOW_INFO) { 5063 Log.v(TAG, " " 5064 + (s.info.nonLocalizedLabel != null 5065 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5066 Log.v(TAG, " Class=" + s.info.name); 5067 } 5068 final int NI = s.intents.size(); 5069 int j; 5070 for (j=0; j<NI; j++) { 5071 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5072 if (DEBUG_SHOW_INFO) { 5073 Log.v(TAG, " IntentFilter:"); 5074 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5075 } 5076 if (!intent.debugCheck()) { 5077 Log.w(TAG, "==> For Service " + s.info.name); 5078 } 5079 addFilter(intent); 5080 } 5081 } 5082 5083 public final void removeService(PackageParser.Service s) { 5084 mServices.remove(s.getComponentName()); 5085 if (DEBUG_SHOW_INFO) { 5086 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 5087 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5088 Log.v(TAG, " Class=" + s.info.name); 5089 } 5090 final int NI = s.intents.size(); 5091 int j; 5092 for (j=0; j<NI; j++) { 5093 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5094 if (DEBUG_SHOW_INFO) { 5095 Log.v(TAG, " IntentFilter:"); 5096 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5097 } 5098 removeFilter(intent); 5099 } 5100 } 5101 5102 @Override 5103 protected boolean allowFilterResult( 5104 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 5105 ServiceInfo filterSi = filter.service.info; 5106 for (int i=dest.size()-1; i>=0; i--) { 5107 ServiceInfo destAi = dest.get(i).serviceInfo; 5108 if (destAi.name == filterSi.name 5109 && destAi.packageName == filterSi.packageName) { 5110 return false; 5111 } 5112 } 5113 return true; 5114 } 5115 5116 @Override 5117 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 5118 return new PackageParser.ServiceIntentInfo[size]; 5119 } 5120 5121 @Override 5122 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 5123 if (!sUserManager.exists(userId)) return true; 5124 PackageParser.Package p = filter.service.owner; 5125 if (p != null) { 5126 PackageSetting ps = (PackageSetting)p.mExtras; 5127 if (ps != null) { 5128 // System apps are never considered stopped for purposes of 5129 // filtering, because there may be no way for the user to 5130 // actually re-launch them. 5131 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 5132 && ps.getStopped(userId); 5133 } 5134 } 5135 return false; 5136 } 5137 5138 @Override 5139 protected String packageForFilter(PackageParser.ServiceIntentInfo info) { 5140 return info.service.owner.packageName; 5141 } 5142 5143 @Override 5144 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 5145 int match, int userId) { 5146 if (!sUserManager.exists(userId)) return null; 5147 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 5148 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 5149 return null; 5150 } 5151 final PackageParser.Service service = info.service; 5152 if (mSafeMode && (service.info.applicationInfo.flags 5153 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5154 return null; 5155 } 5156 PackageSetting ps = (PackageSetting) service.owner.mExtras; 5157 if (ps == null) { 5158 return null; 5159 } 5160 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 5161 ps.readUserState(userId), userId); 5162 if (si == null) { 5163 return null; 5164 } 5165 final ResolveInfo res = new ResolveInfo(); 5166 res.serviceInfo = si; 5167 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5168 res.filter = filter; 5169 } 5170 res.priority = info.getPriority(); 5171 res.preferredOrder = service.owner.mPreferredOrder; 5172 //System.out.println("Result: " + res.activityInfo.className + 5173 // " = " + res.priority); 5174 res.match = match; 5175 res.isDefault = info.hasDefault; 5176 res.labelRes = info.labelRes; 5177 res.nonLocalizedLabel = info.nonLocalizedLabel; 5178 res.icon = info.icon; 5179 res.system = isSystemApp(res.serviceInfo.applicationInfo); 5180 return res; 5181 } 5182 5183 @Override 5184 protected void sortResults(List<ResolveInfo> results) { 5185 Collections.sort(results, mResolvePrioritySorter); 5186 } 5187 5188 @Override 5189 protected void dumpFilter(PrintWriter out, String prefix, 5190 PackageParser.ServiceIntentInfo filter) { 5191 out.print(prefix); out.print( 5192 Integer.toHexString(System.identityHashCode(filter.service))); 5193 out.print(' '); 5194 out.print(filter.service.getComponentShortName()); 5195 out.print(" filter "); 5196 out.println(Integer.toHexString(System.identityHashCode(filter))); 5197 } 5198 5199// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5200// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5201// final List<ResolveInfo> retList = Lists.newArrayList(); 5202// while (i.hasNext()) { 5203// final ResolveInfo resolveInfo = (ResolveInfo) i; 5204// if (isEnabledLP(resolveInfo.serviceInfo)) { 5205// retList.add(resolveInfo); 5206// } 5207// } 5208// return retList; 5209// } 5210 5211 // Keys are String (activity class name), values are Activity. 5212 private final HashMap<ComponentName, PackageParser.Service> mServices 5213 = new HashMap<ComponentName, PackageParser.Service>(); 5214 private int mFlags; 5215 }; 5216 5217 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 5218 new Comparator<ResolveInfo>() { 5219 public int compare(ResolveInfo r1, ResolveInfo r2) { 5220 int v1 = r1.priority; 5221 int v2 = r2.priority; 5222 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 5223 if (v1 != v2) { 5224 return (v1 > v2) ? -1 : 1; 5225 } 5226 v1 = r1.preferredOrder; 5227 v2 = r2.preferredOrder; 5228 if (v1 != v2) { 5229 return (v1 > v2) ? -1 : 1; 5230 } 5231 if (r1.isDefault != r2.isDefault) { 5232 return r1.isDefault ? -1 : 1; 5233 } 5234 v1 = r1.match; 5235 v2 = r2.match; 5236 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 5237 if (v1 != v2) { 5238 return (v1 > v2) ? -1 : 1; 5239 } 5240 if (r1.system != r2.system) { 5241 return r1.system ? -1 : 1; 5242 } 5243 return 0; 5244 } 5245 }; 5246 5247 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 5248 new Comparator<ProviderInfo>() { 5249 public int compare(ProviderInfo p1, ProviderInfo p2) { 5250 final int v1 = p1.initOrder; 5251 final int v2 = p2.initOrder; 5252 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 5253 } 5254 }; 5255 5256 static final void sendPackageBroadcast(String action, String pkg, 5257 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 5258 int[] userIds) { 5259 IActivityManager am = ActivityManagerNative.getDefault(); 5260 if (am != null) { 5261 try { 5262 if (userIds == null) { 5263 userIds = sUserManager.getUserIds(); 5264 } 5265 for (int id : userIds) { 5266 final Intent intent = new Intent(action, 5267 pkg != null ? Uri.fromParts("package", pkg, null) : null); 5268 if (extras != null) { 5269 intent.putExtras(extras); 5270 } 5271 if (targetPkg != null) { 5272 intent.setPackage(targetPkg); 5273 } 5274 // Modify the UID when posting to other users 5275 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 5276 if (uid > 0 && UserHandle.getUserId(uid) != id) { 5277 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 5278 intent.putExtra(Intent.EXTRA_UID, uid); 5279 } 5280 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 5281 if (DEBUG_BROADCASTS) { 5282 RuntimeException here = new RuntimeException("here"); 5283 here.fillInStackTrace(); 5284 Slog.d(TAG, "Sending to user " + id + ": " 5285 + intent.toShortString(false, true, false, false) 5286 + " " + intent.getExtras(), here); 5287 } 5288 am.broadcastIntent(null, intent, null, finishedReceiver, 5289 0, null, null, null, finishedReceiver != null, false, id); 5290 } 5291 } catch (RemoteException ex) { 5292 } 5293 } 5294 } 5295 5296 /** 5297 * Check if the external storage media is available. This is true if there 5298 * is a mounted external storage medium or if the external storage is 5299 * emulated. 5300 */ 5301 private boolean isExternalMediaAvailable() { 5302 return mMediaMounted || Environment.isExternalStorageEmulated(); 5303 } 5304 5305 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 5306 // writer 5307 final int userId = UserHandle.getCallingUserId(); 5308 synchronized (mPackages) { 5309 if (!isExternalMediaAvailable()) { 5310 // If the external storage is no longer mounted at this point, 5311 // the caller may not have been able to delete all of this 5312 // packages files and can not delete any more. Bail. 5313 return null; 5314 } 5315 ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned.get(userId); 5316 if (pkgs != null) { 5317 if (lastPackage != null) { 5318 pkgs.remove(lastPackage); 5319 } 5320 if (pkgs.size() > 0) { 5321 return pkgs.get(0); 5322 } 5323 } 5324 mSettings.mPackagesToBeCleaned.remove(userId); 5325 } 5326 // Move on to the next user to clean. 5327 long ident = Binder.clearCallingIdentity(); 5328 try { 5329 startCleaningPackages(userId); 5330 } finally { 5331 Binder.restoreCallingIdentity(ident); 5332 } 5333 return null; 5334 } 5335 5336 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 5337 if (false) { 5338 RuntimeException here = new RuntimeException("here"); 5339 here.fillInStackTrace(); 5340 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 5341 + " andCode=" + andCode, here); 5342 } 5343 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 5344 userId, andCode ? 1 : 0, packageName)); 5345 } 5346 5347 void startCleaningPackages(int lastUser) { 5348 // reader 5349 int nextUser = -1; 5350 synchronized (mPackages) { 5351 if (!isExternalMediaAvailable()) { 5352 return; 5353 } 5354 final int N = mSettings.mPackagesToBeCleaned.size(); 5355 if (N <= 0) { 5356 return; 5357 } 5358 for (int i=0; i<N; i++) { 5359 int user = mSettings.mPackagesToBeCleaned.keyAt(i); 5360 if (user > lastUser) { 5361 nextUser = user; 5362 break; 5363 } 5364 } 5365 if (nextUser < 0) { 5366 nextUser = mSettings.mPackagesToBeCleaned.keyAt(0); 5367 } 5368 } 5369 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 5370 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 5371 IActivityManager am = ActivityManagerNative.getDefault(); 5372 if (am != null) { 5373 try { 5374 am.startService(null, intent, null, nextUser); 5375 } catch (RemoteException e) { 5376 } 5377 } 5378 } 5379 5380 private final class AppDirObserver extends FileObserver { 5381 public AppDirObserver(String path, int mask, boolean isrom) { 5382 super(path, mask); 5383 mRootDir = path; 5384 mIsRom = isrom; 5385 } 5386 5387 public void onEvent(int event, String path) { 5388 String removedPackage = null; 5389 int removedUid = -1; 5390 int[] removedUsers = null; 5391 String addedPackage = null; 5392 int addedUid = -1; 5393 int[] addedUsers = null; 5394 5395 // TODO post a message to the handler to obtain serial ordering 5396 synchronized (mInstallLock) { 5397 String fullPathStr = null; 5398 File fullPath = null; 5399 if (path != null) { 5400 fullPath = new File(mRootDir, path); 5401 fullPathStr = fullPath.getPath(); 5402 } 5403 5404 if (DEBUG_APP_DIR_OBSERVER) 5405 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 5406 5407 if (!isPackageFilename(path)) { 5408 if (DEBUG_APP_DIR_OBSERVER) 5409 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 5410 return; 5411 } 5412 5413 // Ignore packages that are being installed or 5414 // have just been installed. 5415 if (ignoreCodePath(fullPathStr)) { 5416 return; 5417 } 5418 PackageParser.Package p = null; 5419 // reader 5420 synchronized (mPackages) { 5421 p = mAppDirs.get(fullPathStr); 5422 if (p != null) { 5423 PackageSetting ps = mSettings.mPackages.get(p.applicationInfo.packageName); 5424 if (ps != null) { 5425 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 5426 } else { 5427 removedUsers = sUserManager.getUserIds(); 5428 } 5429 } 5430 addedUsers = sUserManager.getUserIds(); 5431 } 5432 if ((event&REMOVE_EVENTS) != 0) { 5433 if (p != null) { 5434 removePackageLI(p, true); 5435 removedPackage = p.applicationInfo.packageName; 5436 removedUid = p.applicationInfo.uid; 5437 } 5438 } 5439 5440 if ((event&ADD_EVENTS) != 0) { 5441 if (p == null) { 5442 p = scanPackageLI(fullPath, 5443 (mIsRom ? PackageParser.PARSE_IS_SYSTEM 5444 | PackageParser.PARSE_IS_SYSTEM_DIR: 0) | 5445 PackageParser.PARSE_CHATTY | 5446 PackageParser.PARSE_MUST_BE_APK, 5447 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 5448 System.currentTimeMillis(), UserHandle.ALL); 5449 if (p != null) { 5450 /* 5451 * TODO this seems dangerous as the package may have 5452 * changed since we last acquired the mPackages 5453 * lock. 5454 */ 5455 // writer 5456 synchronized (mPackages) { 5457 updatePermissionsLPw(p.packageName, p, 5458 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 5459 } 5460 addedPackage = p.applicationInfo.packageName; 5461 addedUid = p.applicationInfo.uid; 5462 } 5463 } 5464 } 5465 5466 // reader 5467 synchronized (mPackages) { 5468 mSettings.writeLPr(); 5469 } 5470 } 5471 5472 if (removedPackage != null) { 5473 Bundle extras = new Bundle(1); 5474 extras.putInt(Intent.EXTRA_UID, removedUid); 5475 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 5476 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 5477 extras, null, null, removedUsers); 5478 } 5479 if (addedPackage != null) { 5480 Bundle extras = new Bundle(1); 5481 extras.putInt(Intent.EXTRA_UID, addedUid); 5482 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 5483 extras, null, null, addedUsers); 5484 } 5485 } 5486 5487 private final String mRootDir; 5488 private final boolean mIsRom; 5489 } 5490 5491 /* Called when a downloaded package installation has been confirmed by the user */ 5492 public void installPackage( 5493 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 5494 installPackage(packageURI, observer, flags, null); 5495 } 5496 5497 /* Called when a downloaded package installation has been confirmed by the user */ 5498 public void installPackage( 5499 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 5500 final String installerPackageName) { 5501 installPackageWithVerification(packageURI, observer, flags, installerPackageName, null, 5502 null, null); 5503 } 5504 5505 @Override 5506 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 5507 int flags, String installerPackageName, Uri verificationURI, 5508 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 5509 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 5510 manifestDigest); 5511 installPackageWithVerificationAndEncryption(packageURI, observer, flags, 5512 installerPackageName, verificationParams, encryptionParams); 5513 } 5514 5515 public void installPackageWithVerificationAndEncryption(Uri packageURI, 5516 IPackageInstallObserver observer, int flags, String installerPackageName, 5517 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 5518 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5519 null); 5520 5521 final int uid = Binder.getCallingUid(); 5522 UserHandle user; 5523 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 5524 user = UserHandle.ALL; 5525 } else { 5526 user = new UserHandle(UserHandle.getUserId(uid)); 5527 } 5528 5529 final int filteredFlags; 5530 5531 if (uid == Process.SHELL_UID || uid == 0) { 5532 if (DEBUG_INSTALL) { 5533 Slog.v(TAG, "Install from ADB"); 5534 } 5535 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 5536 } else { 5537 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 5538 } 5539 5540 final Message msg = mHandler.obtainMessage(INIT_COPY); 5541 msg.obj = new InstallParams(packageURI, observer, filteredFlags, installerPackageName, 5542 verificationParams, encryptionParams, user); 5543 mHandler.sendMessage(msg); 5544 } 5545 5546 /** 5547 * @hide 5548 */ 5549 @Override 5550 public int installExistingPackage(String packageName) { 5551 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5552 null); 5553 PackageSetting pkgSetting; 5554 final int uid = Binder.getCallingUid(); 5555 final int userId = UserHandle.getUserId(uid); 5556 5557 long callingId = Binder.clearCallingIdentity(); 5558 try { 5559 boolean sendAdded = false; 5560 Bundle extras = new Bundle(1); 5561 5562 // writer 5563 synchronized (mPackages) { 5564 pkgSetting = mSettings.mPackages.get(packageName); 5565 if (pkgSetting == null) { 5566 return PackageManager.INSTALL_FAILED_INVALID_URI; 5567 } 5568 if (!pkgSetting.getInstalled(userId)) { 5569 pkgSetting.setInstalled(true, userId); 5570 mSettings.writePackageRestrictionsLPr(userId); 5571 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 5572 sendAdded = true; 5573 } 5574 } 5575 5576 if (sendAdded) { 5577 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 5578 packageName, extras, null, null, new int[] {userId}); 5579 } 5580 } finally { 5581 Binder.restoreCallingIdentity(callingId); 5582 } 5583 5584 return PackageManager.INSTALL_SUCCEEDED; 5585 } 5586 5587 @Override 5588 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 5589 mContext.enforceCallingOrSelfPermission( 5590 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5591 "Only package verification agents can verify applications"); 5592 5593 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5594 final PackageVerificationResponse response = new PackageVerificationResponse( 5595 verificationCode, Binder.getCallingUid()); 5596 msg.arg1 = id; 5597 msg.obj = response; 5598 mHandler.sendMessage(msg); 5599 } 5600 5601 @Override 5602 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 5603 long millisecondsToDelay) { 5604 mContext.enforceCallingOrSelfPermission( 5605 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5606 "Only package verification agents can extend verification timeouts"); 5607 5608 final PackageVerificationState state = mPendingVerification.get(id); 5609 final PackageVerificationResponse response = new PackageVerificationResponse( 5610 verificationCodeAtTimeout, Binder.getCallingUid()); 5611 5612 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 5613 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 5614 } 5615 if (millisecondsToDelay < 0) { 5616 millisecondsToDelay = 0; 5617 } 5618 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 5619 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 5620 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 5621 } 5622 5623 if ((state != null) && !state.timeoutExtended()) { 5624 state.extendTimeout(); 5625 5626 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5627 msg.arg1 = id; 5628 msg.obj = response; 5629 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 5630 } 5631 } 5632 5633 private void broadcastPackageVerified(int verificationId, Uri packageUri, 5634 int verificationCode) { 5635 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 5636 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 5637 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 5638 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 5639 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 5640 5641 mContext.sendBroadcast(intent, android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 5642 } 5643 5644 private ComponentName matchComponentForVerifier(String packageName, 5645 List<ResolveInfo> receivers) { 5646 ActivityInfo targetReceiver = null; 5647 5648 final int NR = receivers.size(); 5649 for (int i = 0; i < NR; i++) { 5650 final ResolveInfo info = receivers.get(i); 5651 if (info.activityInfo == null) { 5652 continue; 5653 } 5654 5655 if (packageName.equals(info.activityInfo.packageName)) { 5656 targetReceiver = info.activityInfo; 5657 break; 5658 } 5659 } 5660 5661 if (targetReceiver == null) { 5662 return null; 5663 } 5664 5665 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 5666 } 5667 5668 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 5669 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 5670 if (pkgInfo.verifiers.length == 0) { 5671 return null; 5672 } 5673 5674 final int N = pkgInfo.verifiers.length; 5675 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 5676 for (int i = 0; i < N; i++) { 5677 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 5678 5679 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 5680 receivers); 5681 if (comp == null) { 5682 continue; 5683 } 5684 5685 final int verifierUid = getUidForVerifier(verifierInfo); 5686 if (verifierUid == -1) { 5687 continue; 5688 } 5689 5690 if (DEBUG_VERIFY) { 5691 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 5692 + " with the correct signature"); 5693 } 5694 sufficientVerifiers.add(comp); 5695 verificationState.addSufficientVerifier(verifierUid); 5696 } 5697 5698 return sufficientVerifiers; 5699 } 5700 5701 private int getUidForVerifier(VerifierInfo verifierInfo) { 5702 synchronized (mPackages) { 5703 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 5704 if (pkg == null) { 5705 return -1; 5706 } else if (pkg.mSignatures.length != 1) { 5707 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5708 + " has more than one signature; ignoring"); 5709 return -1; 5710 } 5711 5712 /* 5713 * If the public key of the package's signature does not match 5714 * our expected public key, then this is a different package and 5715 * we should skip. 5716 */ 5717 5718 final byte[] expectedPublicKey; 5719 try { 5720 final Signature verifierSig = pkg.mSignatures[0]; 5721 final PublicKey publicKey = verifierSig.getPublicKey(); 5722 expectedPublicKey = publicKey.getEncoded(); 5723 } catch (CertificateException e) { 5724 return -1; 5725 } 5726 5727 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 5728 5729 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 5730 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5731 + " does not have the expected public key; ignoring"); 5732 return -1; 5733 } 5734 5735 return pkg.applicationInfo.uid; 5736 } 5737 } 5738 5739 public void finishPackageInstall(int token) { 5740 enforceSystemOrRoot("Only the system is allowed to finish installs"); 5741 5742 if (DEBUG_INSTALL) { 5743 Slog.v(TAG, "BM finishing package install for " + token); 5744 } 5745 5746 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 5747 mHandler.sendMessage(msg); 5748 } 5749 5750 /** 5751 * Get the verification agent timeout. 5752 * 5753 * @return verification timeout in milliseconds 5754 */ 5755 private long getVerificationTimeout() { 5756 return android.provider.Settings.Secure.getLong(mContext.getContentResolver(), 5757 android.provider.Settings.Secure.PACKAGE_VERIFIER_TIMEOUT, 5758 DEFAULT_VERIFICATION_TIMEOUT); 5759 } 5760 5761 /** 5762 * Get the default verification agent response code. 5763 * 5764 * @return default verification response code 5765 */ 5766 private int getDefaultVerificationResponse() { 5767 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 5768 android.provider.Settings.Secure.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 5769 DEFAULT_VERIFICATION_RESPONSE); 5770 } 5771 5772 /** 5773 * Check whether or not package verification has been enabled. 5774 * 5775 * @return true if verification should be performed 5776 */ 5777 private boolean isVerificationEnabled() { 5778 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 5779 android.provider.Settings.Secure.PACKAGE_VERIFIER_ENABLE, 5780 DEFAULT_VERIFY_ENABLE ? 1 : 0) == 1 ? true : false; 5781 } 5782 5783 /** 5784 * Get the "allow unknown sources" setting. 5785 * 5786 * @return the current "allow unknown sources" setting 5787 */ 5788 private int getUnknownSourcesSettings() { 5789 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 5790 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 5791 -1); 5792 } 5793 5794 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 5795 final int uid = Binder.getCallingUid(); 5796 // writer 5797 synchronized (mPackages) { 5798 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 5799 if (targetPackageSetting == null) { 5800 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 5801 } 5802 5803 PackageSetting installerPackageSetting; 5804 if (installerPackageName != null) { 5805 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 5806 if (installerPackageSetting == null) { 5807 throw new IllegalArgumentException("Unknown installer package: " 5808 + installerPackageName); 5809 } 5810 } else { 5811 installerPackageSetting = null; 5812 } 5813 5814 Signature[] callerSignature; 5815 Object obj = mSettings.getUserIdLPr(uid); 5816 if (obj != null) { 5817 if (obj instanceof SharedUserSetting) { 5818 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 5819 } else if (obj instanceof PackageSetting) { 5820 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 5821 } else { 5822 throw new SecurityException("Bad object " + obj + " for uid " + uid); 5823 } 5824 } else { 5825 throw new SecurityException("Unknown calling uid " + uid); 5826 } 5827 5828 // Verify: can't set installerPackageName to a package that is 5829 // not signed with the same cert as the caller. 5830 if (installerPackageSetting != null) { 5831 if (compareSignatures(callerSignature, 5832 installerPackageSetting.signatures.mSignatures) 5833 != PackageManager.SIGNATURE_MATCH) { 5834 throw new SecurityException( 5835 "Caller does not have same cert as new installer package " 5836 + installerPackageName); 5837 } 5838 } 5839 5840 // Verify: if target already has an installer package, it must 5841 // be signed with the same cert as the caller. 5842 if (targetPackageSetting.installerPackageName != null) { 5843 PackageSetting setting = mSettings.mPackages.get( 5844 targetPackageSetting.installerPackageName); 5845 // If the currently set package isn't valid, then it's always 5846 // okay to change it. 5847 if (setting != null) { 5848 if (compareSignatures(callerSignature, 5849 setting.signatures.mSignatures) 5850 != PackageManager.SIGNATURE_MATCH) { 5851 throw new SecurityException( 5852 "Caller does not have same cert as old installer package " 5853 + targetPackageSetting.installerPackageName); 5854 } 5855 } 5856 } 5857 5858 // Okay! 5859 targetPackageSetting.installerPackageName = installerPackageName; 5860 scheduleWriteSettingsLocked(); 5861 } 5862 } 5863 5864 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 5865 // Queue up an async operation since the package installation may take a little while. 5866 mHandler.post(new Runnable() { 5867 public void run() { 5868 mHandler.removeCallbacks(this); 5869 // Result object to be returned 5870 PackageInstalledInfo res = new PackageInstalledInfo(); 5871 res.returnCode = currentStatus; 5872 res.uid = -1; 5873 res.pkg = null; 5874 res.removedInfo = new PackageRemovedInfo(); 5875 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 5876 args.doPreInstall(res.returnCode); 5877 synchronized (mInstallLock) { 5878 installPackageLI(args, true, res); 5879 } 5880 args.doPostInstall(res.returnCode, res.uid); 5881 } 5882 5883 // A restore should be performed at this point if (a) the install 5884 // succeeded, (b) the operation is not an update, and (c) the new 5885 // package has a backupAgent defined. 5886 final boolean update = res.removedInfo.removedPackage != null; 5887 boolean doRestore = (!update 5888 && res.pkg != null 5889 && res.pkg.applicationInfo.backupAgentName != null); 5890 5891 // Set up the post-install work request bookkeeping. This will be used 5892 // and cleaned up by the post-install event handling regardless of whether 5893 // there's a restore pass performed. Token values are >= 1. 5894 int token; 5895 if (mNextInstallToken < 0) mNextInstallToken = 1; 5896 token = mNextInstallToken++; 5897 5898 PostInstallData data = new PostInstallData(args, res); 5899 mRunningInstalls.put(token, data); 5900 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 5901 5902 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 5903 // Pass responsibility to the Backup Manager. It will perform a 5904 // restore if appropriate, then pass responsibility back to the 5905 // Package Manager to run the post-install observer callbacks 5906 // and broadcasts. 5907 IBackupManager bm = IBackupManager.Stub.asInterface( 5908 ServiceManager.getService(Context.BACKUP_SERVICE)); 5909 if (bm != null) { 5910 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 5911 + " to BM for possible restore"); 5912 try { 5913 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 5914 } catch (RemoteException e) { 5915 // can't happen; the backup manager is local 5916 } catch (Exception e) { 5917 Slog.e(TAG, "Exception trying to enqueue restore", e); 5918 doRestore = false; 5919 } 5920 } else { 5921 Slog.e(TAG, "Backup Manager not found!"); 5922 doRestore = false; 5923 } 5924 } 5925 5926 if (!doRestore) { 5927 // No restore possible, or the Backup Manager was mysteriously not 5928 // available -- just fire the post-install work request directly. 5929 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 5930 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 5931 mHandler.sendMessage(msg); 5932 } 5933 } 5934 }); 5935 } 5936 5937 private abstract class HandlerParams { 5938 private static final int MAX_RETRIES = 4; 5939 5940 /** 5941 * Number of times startCopy() has been attempted and had a non-fatal 5942 * error. 5943 */ 5944 private int mRetries = 0; 5945 5946 /** User handle for the user requesting the information or installation. */ 5947 private final UserHandle mUser; 5948 5949 HandlerParams(UserHandle user) { 5950 mUser = user; 5951 } 5952 5953 UserHandle getUser() { 5954 return mUser; 5955 } 5956 5957 final boolean startCopy() { 5958 boolean res; 5959 try { 5960 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy"); 5961 5962 if (++mRetries > MAX_RETRIES) { 5963 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 5964 mHandler.sendEmptyMessage(MCS_GIVE_UP); 5965 handleServiceError(); 5966 return false; 5967 } else { 5968 handleStartCopy(); 5969 res = true; 5970 } 5971 } catch (RemoteException e) { 5972 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 5973 mHandler.sendEmptyMessage(MCS_RECONNECT); 5974 res = false; 5975 } 5976 handleReturnCode(); 5977 return res; 5978 } 5979 5980 final void serviceError() { 5981 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 5982 handleServiceError(); 5983 handleReturnCode(); 5984 } 5985 5986 abstract void handleStartCopy() throws RemoteException; 5987 abstract void handleServiceError(); 5988 abstract void handleReturnCode(); 5989 } 5990 5991 class MeasureParams extends HandlerParams { 5992 private final PackageStats mStats; 5993 private boolean mSuccess; 5994 5995 private final IPackageStatsObserver mObserver; 5996 5997 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 5998 super(new UserHandle(stats.userHandle)); 5999 mObserver = observer; 6000 mStats = stats; 6001 } 6002 6003 @Override 6004 void handleStartCopy() throws RemoteException { 6005 synchronized (mInstallLock) { 6006 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 6007 } 6008 6009 final boolean mounted; 6010 if (Environment.isExternalStorageEmulated()) { 6011 mounted = true; 6012 } else { 6013 final String status = Environment.getExternalStorageState(); 6014 6015 mounted = status.equals(Environment.MEDIA_MOUNTED) 6016 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 6017 } 6018 6019 if (mounted) { 6020 final File externalCacheDir = Environment 6021 .getExternalStorageAppCacheDirectory(mStats.packageName); 6022 final long externalCacheSize = mContainerService 6023 .calculateDirectorySize(externalCacheDir.getPath()); 6024 mStats.externalCacheSize = externalCacheSize; 6025 6026 final File externalDataDir = Environment 6027 .getExternalStorageAppDataDirectory(mStats.packageName); 6028 long externalDataSize = mContainerService.calculateDirectorySize(externalDataDir 6029 .getPath()); 6030 6031 if (externalCacheDir.getParentFile().equals(externalDataDir)) { 6032 externalDataSize -= externalCacheSize; 6033 } 6034 mStats.externalDataSize = externalDataSize; 6035 6036 final File externalMediaDir = Environment 6037 .getExternalStorageAppMediaDirectory(mStats.packageName); 6038 mStats.externalMediaSize = mContainerService 6039 .calculateDirectorySize(externalMediaDir.getPath()); 6040 6041 final File externalObbDir = Environment 6042 .getExternalStorageAppObbDirectory(mStats.packageName); 6043 mStats.externalObbSize = mContainerService.calculateDirectorySize(externalObbDir 6044 .getPath()); 6045 } 6046 } 6047 6048 @Override 6049 void handleReturnCode() { 6050 if (mObserver != null) { 6051 try { 6052 mObserver.onGetStatsCompleted(mStats, mSuccess); 6053 } catch (RemoteException e) { 6054 Slog.i(TAG, "Observer no longer exists."); 6055 } 6056 } 6057 } 6058 6059 @Override 6060 void handleServiceError() { 6061 Slog.e(TAG, "Could not measure application " + mStats.packageName 6062 + " external storage"); 6063 } 6064 } 6065 6066 class InstallParams extends HandlerParams { 6067 final IPackageInstallObserver observer; 6068 int flags; 6069 6070 private final Uri mPackageURI; 6071 final String installerPackageName; 6072 final VerificationParams verificationParams; 6073 private InstallArgs mArgs; 6074 private int mRet; 6075 private File mTempPackage; 6076 final ContainerEncryptionParams encryptionParams; 6077 6078 InstallParams(Uri packageURI, 6079 IPackageInstallObserver observer, int flags, 6080 String installerPackageName, VerificationParams verificationParams, 6081 ContainerEncryptionParams encryptionParams, UserHandle user) { 6082 super(user); 6083 this.mPackageURI = packageURI; 6084 this.flags = flags; 6085 this.observer = observer; 6086 this.installerPackageName = installerPackageName; 6087 this.verificationParams = verificationParams; 6088 this.encryptionParams = encryptionParams; 6089 } 6090 6091 public ManifestDigest getManifestDigest() { 6092 if (verificationParams == null) { 6093 return null; 6094 } 6095 return verificationParams.getManifestDigest(); 6096 } 6097 6098 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 6099 String packageName = pkgLite.packageName; 6100 int installLocation = pkgLite.installLocation; 6101 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6102 // reader 6103 synchronized (mPackages) { 6104 PackageParser.Package pkg = mPackages.get(packageName); 6105 if (pkg != null) { 6106 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 6107 // Check for downgrading. 6108 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 6109 if (pkgLite.versionCode < pkg.mVersionCode) { 6110 Slog.w(TAG, "Can't install update of " + packageName 6111 + " update version " + pkgLite.versionCode 6112 + " is older than installed version " 6113 + pkg.mVersionCode); 6114 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 6115 } 6116 } 6117 // Check for updated system application. 6118 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 6119 if (onSd) { 6120 Slog.w(TAG, "Cannot install update to system app on sdcard"); 6121 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 6122 } 6123 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6124 } else { 6125 if (onSd) { 6126 // Install flag overrides everything. 6127 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6128 } 6129 // If current upgrade specifies particular preference 6130 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 6131 // Application explicitly specified internal. 6132 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6133 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 6134 // App explictly prefers external. Let policy decide 6135 } else { 6136 // Prefer previous location 6137 if (isExternal(pkg)) { 6138 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6139 } 6140 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6141 } 6142 } 6143 } else { 6144 // Invalid install. Return error code 6145 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 6146 } 6147 } 6148 } 6149 // All the special cases have been taken care of. 6150 // Return result based on recommended install location. 6151 if (onSd) { 6152 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6153 } 6154 return pkgLite.recommendedInstallLocation; 6155 } 6156 6157 /* 6158 * Invoke remote method to get package information and install 6159 * location values. Override install location based on default 6160 * policy if needed and then create install arguments based 6161 * on the install location. 6162 */ 6163 public void handleStartCopy() throws RemoteException { 6164 int ret = PackageManager.INSTALL_SUCCEEDED; 6165 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6166 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 6167 PackageInfoLite pkgLite = null; 6168 6169 if (onInt && onSd) { 6170 // Check if both bits are set. 6171 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 6172 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6173 } else { 6174 final long lowThreshold; 6175 6176 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6177 .getService(DeviceStorageMonitorService.SERVICE); 6178 if (dsm == null) { 6179 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6180 lowThreshold = 0L; 6181 } else { 6182 lowThreshold = dsm.getMemoryLowThreshold(); 6183 } 6184 6185 try { 6186 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 6187 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6188 6189 final File packageFile; 6190 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 6191 ParcelFileDescriptor out = null; 6192 6193 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 6194 if (mTempPackage != null) { 6195 try { 6196 out = ParcelFileDescriptor.open(mTempPackage, 6197 ParcelFileDescriptor.MODE_READ_WRITE); 6198 } catch (FileNotFoundException e) { 6199 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 6200 } 6201 6202 // Make a temporary file for decryption. 6203 ret = mContainerService 6204 .copyResource(mPackageURI, encryptionParams, out); 6205 6206 packageFile = mTempPackage; 6207 6208 FileUtils.setPermissions(packageFile.getAbsolutePath(), 6209 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IROTH, 6210 -1, -1); 6211 } else { 6212 packageFile = null; 6213 } 6214 } else { 6215 packageFile = new File(mPackageURI.getPath()); 6216 } 6217 6218 if (packageFile != null) { 6219 // Remote call to find out default install location 6220 pkgLite = mContainerService.getMinimalPackageInfo( 6221 packageFile.getAbsolutePath(), flags, lowThreshold); 6222 } 6223 } finally { 6224 mContext.revokeUriPermission(mPackageURI, 6225 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6226 } 6227 } 6228 6229 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6230 int loc = pkgLite.recommendedInstallLocation; 6231 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 6232 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6233 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 6234 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 6235 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 6236 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6237 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 6238 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 6239 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 6240 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 6241 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 6242 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 6243 } else if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 6244 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 6245 } else { 6246 // Override with defaults if needed. 6247 loc = installLocationPolicy(pkgLite, flags); 6248 if (!onSd && !onInt) { 6249 // Override install location with flags 6250 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 6251 // Set the flag to install on external media. 6252 flags |= PackageManager.INSTALL_EXTERNAL; 6253 flags &= ~PackageManager.INSTALL_INTERNAL; 6254 } else { 6255 // Make sure the flag for installing on external 6256 // media is unset 6257 flags |= PackageManager.INSTALL_INTERNAL; 6258 flags &= ~PackageManager.INSTALL_EXTERNAL; 6259 } 6260 } 6261 } 6262 } 6263 6264 final InstallArgs args = createInstallArgs(this); 6265 mArgs = args; 6266 6267 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6268 /* 6269 * Determine if we have any installed package verifiers. If we 6270 * do, then we'll defer to them to verify the packages. 6271 */ 6272 final int requiredUid = mRequiredVerifierPackage == null ? -1 6273 : getPackageUid(mRequiredVerifierPackage, 0); 6274 if (requiredUid != -1 && isVerificationEnabled()) { 6275 final Intent verification = new Intent( 6276 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 6277 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 6278 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 6279 6280 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 6281 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 6282 0 /* TODO: Which userId? */); 6283 6284 if (DEBUG_VERIFY) { 6285 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 6286 + verification.toString() + " with " + pkgLite.verifiers.length 6287 + " optional verifiers"); 6288 } 6289 6290 final int verificationId = mPendingVerificationToken++; 6291 6292 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 6293 6294 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 6295 installerPackageName); 6296 6297 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 6298 6299 if (verificationParams != null) { 6300 if (verificationParams.getVerificationURI() != null) { 6301 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 6302 verificationParams.getVerificationURI()); 6303 } 6304 if (verificationParams.getOriginatingURI() != null) { 6305 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 6306 verificationParams.getOriginatingURI()); 6307 } 6308 if (verificationParams.getReferrer() != null) { 6309 verification.putExtra(Intent.EXTRA_REFERRER, 6310 verificationParams.getReferrer()); 6311 } 6312 } 6313 6314 final PackageVerificationState verificationState = new PackageVerificationState( 6315 requiredUid, args); 6316 6317 mPendingVerification.append(verificationId, verificationState); 6318 6319 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 6320 receivers, verificationState); 6321 6322 /* 6323 * If any sufficient verifiers were listed in the package 6324 * manifest, attempt to ask them. 6325 */ 6326 if (sufficientVerifiers != null) { 6327 final int N = sufficientVerifiers.size(); 6328 if (N == 0) { 6329 Slog.i(TAG, "Additional verifiers required, but none installed."); 6330 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 6331 } else { 6332 for (int i = 0; i < N; i++) { 6333 final ComponentName verifierComponent = sufficientVerifiers.get(i); 6334 6335 final Intent sufficientIntent = new Intent(verification); 6336 sufficientIntent.setComponent(verifierComponent); 6337 6338 mContext.sendBroadcast(sufficientIntent); 6339 } 6340 } 6341 } 6342 6343 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 6344 mRequiredVerifierPackage, receivers); 6345 if (ret == PackageManager.INSTALL_SUCCEEDED 6346 && mRequiredVerifierPackage != null) { 6347 /* 6348 * Send the intent to the required verification agent, 6349 * but only start the verification timeout after the 6350 * target BroadcastReceivers have run. 6351 */ 6352 verification.setComponent(requiredVerifierComponent); 6353 mContext.sendOrderedBroadcast(verification, 6354 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6355 new BroadcastReceiver() { 6356 @Override 6357 public void onReceive(Context context, Intent intent) { 6358 final Message msg = mHandler 6359 .obtainMessage(CHECK_PENDING_VERIFICATION); 6360 msg.arg1 = verificationId; 6361 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 6362 } 6363 }, null, 0, null, null); 6364 6365 /* 6366 * We don't want the copy to proceed until verification 6367 * succeeds, so null out this field. 6368 */ 6369 mArgs = null; 6370 } 6371 } else { 6372 /* 6373 * No package verification is enabled, so immediately start 6374 * the remote call to initiate copy using temporary file. 6375 */ 6376 ret = args.copyApk(mContainerService, true); 6377 } 6378 } 6379 6380 mRet = ret; 6381 } 6382 6383 @Override 6384 void handleReturnCode() { 6385 // If mArgs is null, then MCS couldn't be reached. When it 6386 // reconnects, it will try again to install. At that point, this 6387 // will succeed. 6388 if (mArgs != null) { 6389 processPendingInstall(mArgs, mRet); 6390 } 6391 6392 if (mTempPackage != null) { 6393 if (!mTempPackage.delete()) { 6394 Slog.w(TAG, "Couldn't delete temporary file: " 6395 + mTempPackage.getAbsolutePath()); 6396 } 6397 } 6398 } 6399 6400 @Override 6401 void handleServiceError() { 6402 mArgs = createInstallArgs(this); 6403 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6404 } 6405 6406 public boolean isForwardLocked() { 6407 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6408 } 6409 6410 public Uri getPackageUri() { 6411 if (mTempPackage != null) { 6412 return Uri.fromFile(mTempPackage); 6413 } else { 6414 return mPackageURI; 6415 } 6416 } 6417 } 6418 6419 /* 6420 * Utility class used in movePackage api. 6421 * srcArgs and targetArgs are not set for invalid flags and make 6422 * sure to do null checks when invoking methods on them. 6423 * We probably want to return ErrorPrams for both failed installs 6424 * and moves. 6425 */ 6426 class MoveParams extends HandlerParams { 6427 final IPackageMoveObserver observer; 6428 final int flags; 6429 final String packageName; 6430 final InstallArgs srcArgs; 6431 final InstallArgs targetArgs; 6432 int uid; 6433 int mRet; 6434 6435 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 6436 String packageName, String dataDir, int uid, UserHandle user) { 6437 super(user); 6438 this.srcArgs = srcArgs; 6439 this.observer = observer; 6440 this.flags = flags; 6441 this.packageName = packageName; 6442 this.uid = uid; 6443 if (srcArgs != null) { 6444 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 6445 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 6446 } else { 6447 targetArgs = null; 6448 } 6449 } 6450 6451 public void handleStartCopy() throws RemoteException { 6452 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6453 // Check for storage space on target medium 6454 if (!targetArgs.checkFreeStorage(mContainerService)) { 6455 Log.w(TAG, "Insufficient storage to install"); 6456 return; 6457 } 6458 6459 mRet = srcArgs.doPreCopy(); 6460 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6461 return; 6462 } 6463 6464 mRet = targetArgs.copyApk(mContainerService, false); 6465 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6466 srcArgs.doPostCopy(uid); 6467 return; 6468 } 6469 6470 mRet = srcArgs.doPostCopy(uid); 6471 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6472 return; 6473 } 6474 6475 mRet = targetArgs.doPreInstall(mRet); 6476 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6477 return; 6478 } 6479 6480 if (DEBUG_SD_INSTALL) { 6481 StringBuilder builder = new StringBuilder(); 6482 if (srcArgs != null) { 6483 builder.append("src: "); 6484 builder.append(srcArgs.getCodePath()); 6485 } 6486 if (targetArgs != null) { 6487 builder.append(" target : "); 6488 builder.append(targetArgs.getCodePath()); 6489 } 6490 Log.i(TAG, builder.toString()); 6491 } 6492 } 6493 6494 @Override 6495 void handleReturnCode() { 6496 targetArgs.doPostInstall(mRet, uid); 6497 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 6498 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 6499 currentStatus = PackageManager.MOVE_SUCCEEDED; 6500 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 6501 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 6502 } 6503 processPendingMove(this, currentStatus); 6504 } 6505 6506 @Override 6507 void handleServiceError() { 6508 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6509 } 6510 } 6511 6512 /** 6513 * Used during creation of InstallArgs 6514 * 6515 * @param flags package installation flags 6516 * @return true if should be installed on external storage 6517 */ 6518 private static boolean installOnSd(int flags) { 6519 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 6520 return false; 6521 } 6522 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 6523 return true; 6524 } 6525 return false; 6526 } 6527 6528 /** 6529 * Used during creation of InstallArgs 6530 * 6531 * @param flags package installation flags 6532 * @return true if should be installed as forward locked 6533 */ 6534 private static boolean installForwardLocked(int flags) { 6535 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6536 } 6537 6538 private InstallArgs createInstallArgs(InstallParams params) { 6539 if (installOnSd(params.flags) || params.isForwardLocked()) { 6540 return new AsecInstallArgs(params); 6541 } else { 6542 return new FileInstallArgs(params); 6543 } 6544 } 6545 6546 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 6547 String nativeLibraryPath) { 6548 final boolean isInAsec; 6549 if (installOnSd(flags)) { 6550 /* Apps on SD card are always in ASEC containers. */ 6551 isInAsec = true; 6552 } else if (installForwardLocked(flags) 6553 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 6554 /* 6555 * Forward-locked apps are only in ASEC containers if they're the 6556 * new style 6557 */ 6558 isInAsec = true; 6559 } else { 6560 isInAsec = false; 6561 } 6562 6563 if (isInAsec) { 6564 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 6565 installOnSd(flags), installForwardLocked(flags)); 6566 } else { 6567 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 6568 } 6569 } 6570 6571 // Used by package mover 6572 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 6573 if (installOnSd(flags) || installForwardLocked(flags)) { 6574 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 6575 + AsecInstallArgs.RES_FILE_NAME); 6576 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 6577 installForwardLocked(flags)); 6578 } else { 6579 return new FileInstallArgs(packageURI, pkgName, dataDir); 6580 } 6581 } 6582 6583 static abstract class InstallArgs { 6584 final IPackageInstallObserver observer; 6585 // Always refers to PackageManager flags only 6586 final int flags; 6587 final Uri packageURI; 6588 final String installerPackageName; 6589 final ManifestDigest manifestDigest; 6590 final UserHandle user; 6591 6592 InstallArgs(Uri packageURI, IPackageInstallObserver observer, int flags, 6593 String installerPackageName, ManifestDigest manifestDigest, 6594 UserHandle user) { 6595 this.packageURI = packageURI; 6596 this.flags = flags; 6597 this.observer = observer; 6598 this.installerPackageName = installerPackageName; 6599 this.manifestDigest = manifestDigest; 6600 this.user = user; 6601 } 6602 6603 abstract void createCopyFile(); 6604 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 6605 abstract int doPreInstall(int status); 6606 abstract boolean doRename(int status, String pkgName, String oldCodePath); 6607 6608 abstract int doPostInstall(int status, int uid); 6609 abstract String getCodePath(); 6610 abstract String getResourcePath(); 6611 abstract String getNativeLibraryPath(); 6612 // Need installer lock especially for dex file removal. 6613 abstract void cleanUpResourcesLI(); 6614 abstract boolean doPostDeleteLI(boolean delete); 6615 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 6616 6617 /** 6618 * Called before the source arguments are copied. This is used mostly 6619 * for MoveParams when it needs to read the source file to put it in the 6620 * destination. 6621 */ 6622 int doPreCopy() { 6623 return PackageManager.INSTALL_SUCCEEDED; 6624 } 6625 6626 /** 6627 * Called after the source arguments are copied. This is used mostly for 6628 * MoveParams when it needs to read the source file to put it in the 6629 * destination. 6630 * 6631 * @return 6632 */ 6633 int doPostCopy(int uid) { 6634 return PackageManager.INSTALL_SUCCEEDED; 6635 } 6636 6637 protected boolean isFwdLocked() { 6638 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6639 } 6640 } 6641 6642 class FileInstallArgs extends InstallArgs { 6643 File installDir; 6644 String codeFileName; 6645 String resourceFileName; 6646 String libraryPath; 6647 boolean created = false; 6648 6649 FileInstallArgs(InstallParams params) { 6650 super(params.getPackageUri(), params.observer, params.flags, 6651 params.installerPackageName, params.getManifestDigest(), 6652 params.getUser()); 6653 } 6654 6655 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 6656 super(null, null, 0, null, null, null); 6657 File codeFile = new File(fullCodePath); 6658 installDir = codeFile.getParentFile(); 6659 codeFileName = fullCodePath; 6660 resourceFileName = fullResourcePath; 6661 libraryPath = nativeLibraryPath; 6662 } 6663 6664 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 6665 super(packageURI, null, 0, null, null, null); 6666 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6667 String apkName = getNextCodePath(null, pkgName, ".apk"); 6668 codeFileName = new File(installDir, apkName + ".apk").getPath(); 6669 resourceFileName = getResourcePathFromCodePath(); 6670 libraryPath = new File(dataDir, LIB_DIR_NAME).getPath(); 6671 } 6672 6673 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 6674 final long lowThreshold; 6675 6676 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6677 .getService(DeviceStorageMonitorService.SERVICE); 6678 if (dsm == null) { 6679 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6680 lowThreshold = 0L; 6681 } else { 6682 if (dsm.isMemoryLow()) { 6683 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 6684 return false; 6685 } 6686 6687 lowThreshold = dsm.getMemoryLowThreshold(); 6688 } 6689 6690 try { 6691 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6692 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6693 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 6694 } finally { 6695 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6696 } 6697 } 6698 6699 String getCodePath() { 6700 return codeFileName; 6701 } 6702 6703 void createCopyFile() { 6704 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6705 codeFileName = createTempPackageFile(installDir).getPath(); 6706 resourceFileName = getResourcePathFromCodePath(); 6707 created = true; 6708 } 6709 6710 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 6711 if (temp) { 6712 // Generate temp file name 6713 createCopyFile(); 6714 } 6715 // Get a ParcelFileDescriptor to write to the output file 6716 File codeFile = new File(codeFileName); 6717 if (!created) { 6718 try { 6719 codeFile.createNewFile(); 6720 // Set permissions 6721 if (!setPermissions()) { 6722 // Failed setting permissions. 6723 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6724 } 6725 } catch (IOException e) { 6726 Slog.w(TAG, "Failed to create file " + codeFile); 6727 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6728 } 6729 } 6730 ParcelFileDescriptor out = null; 6731 try { 6732 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 6733 } catch (FileNotFoundException e) { 6734 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 6735 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6736 } 6737 // Copy the resource now 6738 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6739 try { 6740 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6741 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6742 ret = imcs.copyResource(packageURI, null, out); 6743 } finally { 6744 IoUtils.closeQuietly(out); 6745 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6746 } 6747 6748 if (isFwdLocked()) { 6749 final File destResourceFile = new File(getResourcePath()); 6750 6751 // Copy the public files 6752 try { 6753 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 6754 } catch (IOException e) { 6755 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 6756 + " forward-locked app."); 6757 destResourceFile.delete(); 6758 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6759 } 6760 } 6761 return ret; 6762 } 6763 6764 int doPreInstall(int status) { 6765 if (status != PackageManager.INSTALL_SUCCEEDED) { 6766 cleanUp(); 6767 } 6768 return status; 6769 } 6770 6771 boolean doRename(int status, final String pkgName, String oldCodePath) { 6772 if (status != PackageManager.INSTALL_SUCCEEDED) { 6773 cleanUp(); 6774 return false; 6775 } else { 6776 final File oldCodeFile = new File(getCodePath()); 6777 final File oldResourceFile = new File(getResourcePath()); 6778 6779 // Rename APK file based on packageName 6780 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 6781 final File newCodeFile = new File(installDir, apkName + ".apk"); 6782 if (!oldCodeFile.renameTo(newCodeFile)) { 6783 return false; 6784 } 6785 codeFileName = newCodeFile.getPath(); 6786 6787 // Rename public resource file if it's forward-locked. 6788 final File newResFile = new File(getResourcePathFromCodePath()); 6789 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 6790 return false; 6791 } 6792 resourceFileName = getResourcePathFromCodePath(); 6793 6794 // Attempt to set permissions 6795 if (!setPermissions()) { 6796 return false; 6797 } 6798 6799 if (!SELinux.restorecon(newCodeFile)) { 6800 return false; 6801 } 6802 6803 return true; 6804 } 6805 } 6806 6807 int doPostInstall(int status, int uid) { 6808 if (status != PackageManager.INSTALL_SUCCEEDED) { 6809 cleanUp(); 6810 } 6811 return status; 6812 } 6813 6814 String getResourcePath() { 6815 return resourceFileName; 6816 } 6817 6818 private String getResourcePathFromCodePath() { 6819 final String codePath = getCodePath(); 6820 if (isFwdLocked()) { 6821 final StringBuilder sb = new StringBuilder(); 6822 6823 sb.append(mAppInstallDir.getPath()); 6824 sb.append('/'); 6825 sb.append(getApkName(codePath)); 6826 sb.append(".zip"); 6827 6828 /* 6829 * If our APK is a temporary file, mark the resource as a 6830 * temporary file as well so it can be cleaned up after 6831 * catastrophic failure. 6832 */ 6833 if (codePath.endsWith(".tmp")) { 6834 sb.append(".tmp"); 6835 } 6836 6837 return sb.toString(); 6838 } else { 6839 return codePath; 6840 } 6841 } 6842 6843 @Override 6844 String getNativeLibraryPath() { 6845 return libraryPath; 6846 } 6847 6848 private boolean cleanUp() { 6849 boolean ret = true; 6850 String sourceDir = getCodePath(); 6851 String publicSourceDir = getResourcePath(); 6852 if (sourceDir != null) { 6853 File sourceFile = new File(sourceDir); 6854 if (!sourceFile.exists()) { 6855 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 6856 ret = false; 6857 } 6858 // Delete application's code and resources 6859 sourceFile.delete(); 6860 } 6861 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 6862 final File publicSourceFile = new File(publicSourceDir); 6863 if (!publicSourceFile.exists()) { 6864 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 6865 } 6866 if (publicSourceFile.exists()) { 6867 publicSourceFile.delete(); 6868 } 6869 } 6870 return ret; 6871 } 6872 6873 void cleanUpResourcesLI() { 6874 String sourceDir = getCodePath(); 6875 if (cleanUp()) { 6876 int retCode = mInstaller.rmdex(sourceDir); 6877 if (retCode < 0) { 6878 Slog.w(TAG, "Couldn't remove dex file for package: " 6879 + " at location " 6880 + sourceDir + ", retcode=" + retCode); 6881 // we don't consider this to be a failure of the core package deletion 6882 } 6883 } 6884 } 6885 6886 private boolean setPermissions() { 6887 // TODO Do this in a more elegant way later on. for now just a hack 6888 if (!isFwdLocked()) { 6889 final int filePermissions = 6890 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 6891 |FileUtils.S_IROTH; 6892 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 6893 if (retCode != 0) { 6894 Slog.e(TAG, "Couldn't set new package file permissions for " + 6895 getCodePath() 6896 + ". The return code was: " + retCode); 6897 // TODO Define new internal error 6898 return false; 6899 } 6900 return true; 6901 } 6902 return true; 6903 } 6904 6905 boolean doPostDeleteLI(boolean delete) { 6906 // XXX err, shouldn't we respect the delete flag? 6907 cleanUpResourcesLI(); 6908 return true; 6909 } 6910 } 6911 6912 private boolean isAsecExternal(String cid) { 6913 final String asecPath = PackageHelper.getSdFilesystem(cid); 6914 return !asecPath.startsWith(mAsecInternalPath); 6915 } 6916 6917 /** 6918 * Extract the MountService "container ID" from the full code path of an 6919 * .apk. 6920 */ 6921 static String cidFromCodePath(String fullCodePath) { 6922 int eidx = fullCodePath.lastIndexOf("/"); 6923 String subStr1 = fullCodePath.substring(0, eidx); 6924 int sidx = subStr1.lastIndexOf("/"); 6925 return subStr1.substring(sidx+1, eidx); 6926 } 6927 6928 class AsecInstallArgs extends InstallArgs { 6929 static final String RES_FILE_NAME = "pkg.apk"; 6930 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 6931 6932 String cid; 6933 String packagePath; 6934 String resourcePath; 6935 String libraryPath; 6936 6937 AsecInstallArgs(InstallParams params) { 6938 super(params.getPackageUri(), params.observer, params.flags, 6939 params.installerPackageName, params.getManifestDigest(), 6940 params.getUser()); 6941 } 6942 6943 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 6944 boolean isExternal, boolean isForwardLocked) { 6945 super(null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 6946 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 6947 null, null, null); 6948 // Extract cid from fullCodePath 6949 int eidx = fullCodePath.lastIndexOf("/"); 6950 String subStr1 = fullCodePath.substring(0, eidx); 6951 int sidx = subStr1.lastIndexOf("/"); 6952 cid = subStr1.substring(sidx+1, eidx); 6953 setCachePath(subStr1); 6954 } 6955 6956 AsecInstallArgs(String cid, boolean isForwardLocked) { 6957 super(null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 6958 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 6959 null, null, null); 6960 this.cid = cid; 6961 setCachePath(PackageHelper.getSdDir(cid)); 6962 } 6963 6964 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 6965 super(packageURI, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 6966 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 6967 null, null, null); 6968 this.cid = cid; 6969 } 6970 6971 void createCopyFile() { 6972 cid = getTempContainerId(); 6973 } 6974 6975 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 6976 try { 6977 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6978 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6979 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 6980 } finally { 6981 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6982 } 6983 } 6984 6985 private final boolean isExternal() { 6986 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6987 } 6988 6989 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 6990 if (temp) { 6991 createCopyFile(); 6992 } else { 6993 /* 6994 * Pre-emptively destroy the container since it's destroyed if 6995 * copying fails due to it existing anyway. 6996 */ 6997 PackageHelper.destroySdDir(cid); 6998 } 6999 7000 final String newCachePath; 7001 try { 7002 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7003 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7004 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 7005 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 7006 } finally { 7007 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7008 } 7009 7010 if (newCachePath != null) { 7011 setCachePath(newCachePath); 7012 return PackageManager.INSTALL_SUCCEEDED; 7013 } else { 7014 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7015 } 7016 } 7017 7018 @Override 7019 String getCodePath() { 7020 return packagePath; 7021 } 7022 7023 @Override 7024 String getResourcePath() { 7025 return resourcePath; 7026 } 7027 7028 @Override 7029 String getNativeLibraryPath() { 7030 return libraryPath; 7031 } 7032 7033 int doPreInstall(int status) { 7034 if (status != PackageManager.INSTALL_SUCCEEDED) { 7035 // Destroy container 7036 PackageHelper.destroySdDir(cid); 7037 } else { 7038 boolean mounted = PackageHelper.isContainerMounted(cid); 7039 if (!mounted) { 7040 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 7041 Process.SYSTEM_UID); 7042 if (newCachePath != null) { 7043 setCachePath(newCachePath); 7044 } else { 7045 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7046 } 7047 } 7048 } 7049 return status; 7050 } 7051 7052 boolean doRename(int status, final String pkgName, 7053 String oldCodePath) { 7054 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 7055 String newCachePath = null; 7056 if (PackageHelper.isContainerMounted(cid)) { 7057 // Unmount the container 7058 if (!PackageHelper.unMountSdDir(cid)) { 7059 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 7060 return false; 7061 } 7062 } 7063 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7064 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 7065 " which might be stale. Will try to clean up."); 7066 // Clean up the stale container and proceed to recreate. 7067 if (!PackageHelper.destroySdDir(newCacheId)) { 7068 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 7069 return false; 7070 } 7071 // Successfully cleaned up stale container. Try to rename again. 7072 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7073 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 7074 + " inspite of cleaning it up."); 7075 return false; 7076 } 7077 } 7078 if (!PackageHelper.isContainerMounted(newCacheId)) { 7079 Slog.w(TAG, "Mounting container " + newCacheId); 7080 newCachePath = PackageHelper.mountSdDir(newCacheId, 7081 getEncryptKey(), Process.SYSTEM_UID); 7082 } else { 7083 newCachePath = PackageHelper.getSdDir(newCacheId); 7084 } 7085 if (newCachePath == null) { 7086 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 7087 return false; 7088 } 7089 Log.i(TAG, "Succesfully renamed " + cid + 7090 " to " + newCacheId + 7091 " at new path: " + newCachePath); 7092 cid = newCacheId; 7093 setCachePath(newCachePath); 7094 return true; 7095 } 7096 7097 private void setCachePath(String newCachePath) { 7098 File cachePath = new File(newCachePath); 7099 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 7100 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 7101 7102 if (isFwdLocked()) { 7103 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 7104 } else { 7105 resourcePath = packagePath; 7106 } 7107 } 7108 7109 int doPostInstall(int status, int uid) { 7110 if (status != PackageManager.INSTALL_SUCCEEDED) { 7111 cleanUp(); 7112 } else { 7113 final int groupOwner; 7114 final String protectedFile; 7115 if (isFwdLocked()) { 7116 groupOwner = uid; 7117 protectedFile = RES_FILE_NAME; 7118 } else { 7119 groupOwner = -1; 7120 protectedFile = null; 7121 } 7122 7123 if (uid < Process.FIRST_APPLICATION_UID 7124 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 7125 Slog.e(TAG, "Failed to finalize " + cid); 7126 PackageHelper.destroySdDir(cid); 7127 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7128 } 7129 7130 boolean mounted = PackageHelper.isContainerMounted(cid); 7131 if (!mounted) { 7132 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 7133 } 7134 } 7135 return status; 7136 } 7137 7138 private void cleanUp() { 7139 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 7140 7141 // Destroy secure container 7142 PackageHelper.destroySdDir(cid); 7143 } 7144 7145 void cleanUpResourcesLI() { 7146 String sourceFile = getCodePath(); 7147 // Remove dex file 7148 int retCode = mInstaller.rmdex(sourceFile); 7149 if (retCode < 0) { 7150 Slog.w(TAG, "Couldn't remove dex file for package: " 7151 + " at location " 7152 + sourceFile.toString() + ", retcode=" + retCode); 7153 // we don't consider this to be a failure of the core package deletion 7154 } 7155 cleanUp(); 7156 } 7157 7158 boolean matchContainer(String app) { 7159 if (cid.startsWith(app)) { 7160 return true; 7161 } 7162 return false; 7163 } 7164 7165 String getPackageName() { 7166 return getAsecPackageName(cid); 7167 } 7168 7169 boolean doPostDeleteLI(boolean delete) { 7170 boolean ret = false; 7171 boolean mounted = PackageHelper.isContainerMounted(cid); 7172 if (mounted) { 7173 // Unmount first 7174 ret = PackageHelper.unMountSdDir(cid); 7175 } 7176 if (ret && delete) { 7177 cleanUpResourcesLI(); 7178 } 7179 return ret; 7180 } 7181 7182 @Override 7183 int doPreCopy() { 7184 if (isFwdLocked()) { 7185 if (!PackageHelper.fixSdPermissions(cid, 7186 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 7187 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7188 } 7189 } 7190 7191 return PackageManager.INSTALL_SUCCEEDED; 7192 } 7193 7194 @Override 7195 int doPostCopy(int uid) { 7196 if (isFwdLocked()) { 7197 if (uid < Process.FIRST_APPLICATION_UID 7198 || !PackageHelper.fixSdPermissions(cid, uid, RES_FILE_NAME)) { 7199 Slog.e(TAG, "Failed to finalize " + cid); 7200 PackageHelper.destroySdDir(cid); 7201 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7202 } 7203 } 7204 7205 return PackageManager.INSTALL_SUCCEEDED; 7206 } 7207 }; 7208 7209 static String getAsecPackageName(String packageCid) { 7210 int idx = packageCid.lastIndexOf("-"); 7211 if (idx == -1) { 7212 return packageCid; 7213 } 7214 return packageCid.substring(0, idx); 7215 } 7216 7217 // Utility method used to create code paths based on package name and available index. 7218 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 7219 String idxStr = ""; 7220 int idx = 1; 7221 // Fall back to default value of idx=1 if prefix is not 7222 // part of oldCodePath 7223 if (oldCodePath != null) { 7224 String subStr = oldCodePath; 7225 // Drop the suffix right away 7226 if (subStr.endsWith(suffix)) { 7227 subStr = subStr.substring(0, subStr.length() - suffix.length()); 7228 } 7229 // If oldCodePath already contains prefix find out the 7230 // ending index to either increment or decrement. 7231 int sidx = subStr.lastIndexOf(prefix); 7232 if (sidx != -1) { 7233 subStr = subStr.substring(sidx + prefix.length()); 7234 if (subStr != null) { 7235 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 7236 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 7237 } 7238 try { 7239 idx = Integer.parseInt(subStr); 7240 if (idx <= 1) { 7241 idx++; 7242 } else { 7243 idx--; 7244 } 7245 } catch(NumberFormatException e) { 7246 } 7247 } 7248 } 7249 } 7250 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 7251 return prefix + idxStr; 7252 } 7253 7254 // Utility method used to ignore ADD/REMOVE events 7255 // by directory observer. 7256 private static boolean ignoreCodePath(String fullPathStr) { 7257 String apkName = getApkName(fullPathStr); 7258 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 7259 if (idx != -1 && ((idx+1) < apkName.length())) { 7260 // Make sure the package ends with a numeral 7261 String version = apkName.substring(idx+1); 7262 try { 7263 Integer.parseInt(version); 7264 return true; 7265 } catch (NumberFormatException e) {} 7266 } 7267 return false; 7268 } 7269 7270 // Utility method that returns the relative package path with respect 7271 // to the installation directory. Like say for /data/data/com.test-1.apk 7272 // string com.test-1 is returned. 7273 static String getApkName(String codePath) { 7274 if (codePath == null) { 7275 return null; 7276 } 7277 int sidx = codePath.lastIndexOf("/"); 7278 int eidx = codePath.lastIndexOf("."); 7279 if (eidx == -1) { 7280 eidx = codePath.length(); 7281 } else if (eidx == 0) { 7282 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 7283 return null; 7284 } 7285 return codePath.substring(sidx+1, eidx); 7286 } 7287 7288 class PackageInstalledInfo { 7289 String name; 7290 int uid; 7291 // The set of users that originally had this package installed. 7292 int[] origUsers; 7293 // The set of users that now have this package installed. 7294 int[] newUsers; 7295 PackageParser.Package pkg; 7296 int returnCode; 7297 PackageRemovedInfo removedInfo; 7298 } 7299 7300 /* 7301 * Install a non-existing package. 7302 */ 7303 private void installNewPackageLI(PackageParser.Package pkg, 7304 int parseFlags, int scanMode, UserHandle user, 7305 String installerPackageName, PackageInstalledInfo res) { 7306 // Remember this for later, in case we need to rollback this install 7307 String pkgName = pkg.packageName; 7308 7309 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 7310 synchronized(mPackages) { 7311 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 7312 // A package with the same name is already installed, though 7313 // it has been renamed to an older name. The package we 7314 // are trying to install should be installed as an update to 7315 // the existing one, but that has not been requested, so bail. 7316 Slog.w(TAG, "Attempt to re-install " + pkgName 7317 + " without first uninstalling package running as " 7318 + mSettings.mRenamedPackages.get(pkgName)); 7319 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7320 return; 7321 } 7322 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 7323 // Don't allow installation over an existing package with the same name. 7324 Slog.w(TAG, "Attempt to re-install " + pkgName 7325 + " without first uninstalling."); 7326 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7327 return; 7328 } 7329 } 7330 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7331 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 7332 System.currentTimeMillis(), user); 7333 if (newPackage == null) { 7334 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7335 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7336 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7337 } 7338 } else { 7339 updateSettingsLI(newPackage, 7340 installerPackageName, 7341 res); 7342 // delete the partially installed application. the data directory will have to be 7343 // restored if it was already existing 7344 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7345 // remove package from internal structures. Note that we want deletePackageX to 7346 // delete the package data and cache directories that it created in 7347 // scanPackageLocked, unless those directories existed before we even tried to 7348 // install. 7349 deletePackageLI(pkgName, UserHandle.ALL, false, 7350 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 7351 res.removedInfo, true); 7352 } 7353 } 7354 } 7355 7356 private void replacePackageLI(PackageParser.Package pkg, 7357 int parseFlags, int scanMode, UserHandle user, 7358 String installerPackageName, PackageInstalledInfo res) { 7359 7360 PackageParser.Package oldPackage; 7361 String pkgName = pkg.packageName; 7362 // First find the old package info and check signatures 7363 synchronized(mPackages) { 7364 oldPackage = mPackages.get(pkgName); 7365 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 7366 != PackageManager.SIGNATURE_MATCH) { 7367 Slog.w(TAG, "New package has a different signature: " + pkgName); 7368 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 7369 return; 7370 } 7371 } 7372 boolean sysPkg = (isSystemApp(oldPackage)); 7373 if (sysPkg) { 7374 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7375 user, installerPackageName, res); 7376 } else { 7377 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7378 user, installerPackageName, res); 7379 } 7380 } 7381 7382 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 7383 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7384 String installerPackageName, PackageInstalledInfo res) { 7385 PackageParser.Package newPackage = null; 7386 String pkgName = deletedPackage.packageName; 7387 boolean deletedPkg = true; 7388 boolean updatedSettings = false; 7389 7390 long origUpdateTime; 7391 if (pkg.mExtras != null) { 7392 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 7393 } else { 7394 origUpdateTime = 0; 7395 } 7396 7397 // First delete the existing package while retaining the data directory 7398 if (!deletePackageLI(pkgName, null, true, PackageManager.DELETE_KEEP_DATA, 7399 res.removedInfo, true)) { 7400 // If the existing package wasn't successfully deleted 7401 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7402 deletedPkg = false; 7403 } else { 7404 // Successfully deleted the old package. Now proceed with re-installation 7405 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7406 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 7407 System.currentTimeMillis(), user); 7408 if (newPackage == null) { 7409 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7410 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7411 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7412 } 7413 } else { 7414 updateSettingsLI(newPackage, 7415 installerPackageName, 7416 res); 7417 updatedSettings = true; 7418 } 7419 } 7420 7421 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7422 // remove package from internal structures. Note that we want deletePackageX to 7423 // delete the package data and cache directories that it created in 7424 // scanPackageLocked, unless those directories existed before we even tried to 7425 // install. 7426 if(updatedSettings) { 7427 deletePackageLI( 7428 pkgName, null, true, 7429 PackageManager.DELETE_KEEP_DATA, 7430 res.removedInfo, true); 7431 } 7432 // Since we failed to install the new package we need to restore the old 7433 // package that we deleted. 7434 if(deletedPkg) { 7435 File restoreFile = new File(deletedPackage.mPath); 7436 // Parse old package 7437 boolean oldOnSd = isExternal(deletedPackage); 7438 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 7439 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 7440 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 7441 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 7442 | SCAN_UPDATE_TIME; 7443 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 7444 origUpdateTime, null) == null) { 7445 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 7446 return; 7447 } 7448 // Restore of old package succeeded. Update permissions. 7449 // writer 7450 synchronized (mPackages) { 7451 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 7452 UPDATE_PERMISSIONS_ALL); 7453 // can downgrade to reader 7454 mSettings.writeLPr(); 7455 } 7456 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 7457 } 7458 } 7459 } 7460 7461 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 7462 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7463 String installerPackageName, PackageInstalledInfo res) { 7464 PackageParser.Package newPackage = null; 7465 boolean updatedSettings = false; 7466 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 7467 PackageParser.PARSE_IS_SYSTEM; 7468 String packageName = deletedPackage.packageName; 7469 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7470 if (packageName == null) { 7471 Slog.w(TAG, "Attempt to delete null packageName."); 7472 return; 7473 } 7474 PackageParser.Package oldPkg; 7475 PackageSetting oldPkgSetting; 7476 // reader 7477 synchronized (mPackages) { 7478 oldPkg = mPackages.get(packageName); 7479 oldPkgSetting = mSettings.mPackages.get(packageName); 7480 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 7481 (oldPkgSetting == null)) { 7482 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 7483 return; 7484 } 7485 } 7486 7487 killApplication(packageName, oldPkg.applicationInfo.uid); 7488 7489 res.removedInfo.uid = oldPkg.applicationInfo.uid; 7490 res.removedInfo.removedPackage = packageName; 7491 // Remove existing system package 7492 removePackageLI(oldPkg, true); 7493 // writer 7494 synchronized (mPackages) { 7495 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 7496 // We didn't need to disable the .apk as a current system package, 7497 // which means we are replacing another update that is already 7498 // installed. We need to make sure to delete the older one's .apk. 7499 res.removedInfo.args = createInstallArgs(0, 7500 deletedPackage.applicationInfo.sourceDir, 7501 deletedPackage.applicationInfo.publicSourceDir, 7502 deletedPackage.applicationInfo.nativeLibraryDir); 7503 } else { 7504 res.removedInfo.args = null; 7505 } 7506 } 7507 7508 // Successfully disabled the old package. Now proceed with re-installation 7509 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7510 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7511 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 7512 if (newPackage == null) { 7513 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7514 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7515 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7516 } 7517 } else { 7518 if (newPackage.mExtras != null) { 7519 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 7520 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 7521 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 7522 } 7523 updateSettingsLI(newPackage, installerPackageName, res); 7524 updatedSettings = true; 7525 } 7526 7527 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7528 // Re installation failed. Restore old information 7529 // Remove new pkg information 7530 if (newPackage != null) { 7531 removePackageLI(newPackage, true); 7532 } 7533 // Add back the old system package 7534 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 7535 // Restore the old system information in Settings 7536 synchronized(mPackages) { 7537 if (updatedSettings) { 7538 mSettings.enableSystemPackageLPw(packageName); 7539 mSettings.setInstallerPackageName(packageName, 7540 oldPkgSetting.installerPackageName); 7541 } 7542 mSettings.writeLPr(); 7543 } 7544 } 7545 } 7546 7547 // Utility method used to move dex files during install. 7548 private int moveDexFilesLI(PackageParser.Package newPackage) { 7549 int retCode; 7550 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 7551 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 7552 if (retCode != 0) { 7553 if (mNoDexOpt) { 7554 /* 7555 * If we're in an engineering build, programs are lazily run 7556 * through dexopt. If the .dex file doesn't exist yet, it 7557 * will be created when the program is run next. 7558 */ 7559 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 7560 } else { 7561 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 7562 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7563 } 7564 } 7565 } 7566 return PackageManager.INSTALL_SUCCEEDED; 7567 } 7568 7569 private void updateSettingsLI(PackageParser.Package newPackage, 7570 String installerPackageName, PackageInstalledInfo res) { 7571 String pkgName = newPackage.packageName; 7572 synchronized (mPackages) { 7573 //write settings. the installStatus will be incomplete at this stage. 7574 //note that the new package setting would have already been 7575 //added to mPackages. It hasn't been persisted yet. 7576 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 7577 mSettings.writeLPr(); 7578 } 7579 7580 if ((res.returnCode = moveDexFilesLI(newPackage)) 7581 != PackageManager.INSTALL_SUCCEEDED) { 7582 // Discontinue if moving dex files failed. 7583 return; 7584 } 7585 7586 Log.d(TAG, "New package installed in " + newPackage.mPath); 7587 7588 synchronized (mPackages) { 7589 updatePermissionsLPw(newPackage.packageName, newPackage, 7590 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 7591 ? UPDATE_PERMISSIONS_ALL : 0)); 7592 res.name = pkgName; 7593 res.uid = newPackage.applicationInfo.uid; 7594 res.pkg = newPackage; 7595 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 7596 mSettings.setInstallerPackageName(pkgName, installerPackageName); 7597 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7598 //to update install status 7599 mSettings.writeLPr(); 7600 } 7601 } 7602 7603 private void installPackageLI(InstallArgs args, 7604 boolean newInstall, PackageInstalledInfo res) { 7605 int pFlags = args.flags; 7606 String installerPackageName = args.installerPackageName; 7607 File tmpPackageFile = new File(args.getCodePath()); 7608 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 7609 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 7610 boolean replace = false; 7611 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 7612 | (newInstall ? SCAN_NEW_INSTALL : 0); 7613 // Result object to be returned 7614 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7615 7616 // Retrieve PackageSettings and parse package 7617 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 7618 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 7619 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 7620 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 7621 pp.setSeparateProcesses(mSeparateProcesses); 7622 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 7623 null, mMetrics, parseFlags); 7624 if (pkg == null) { 7625 res.returnCode = pp.getParseError(); 7626 return; 7627 } 7628 String pkgName = res.name = pkg.packageName; 7629 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 7630 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 7631 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 7632 return; 7633 } 7634 } 7635 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 7636 res.returnCode = pp.getParseError(); 7637 return; 7638 } 7639 7640 /* If the installer passed in a manifest digest, compare it now. */ 7641 if (args.manifestDigest != null) { 7642 if (DEBUG_INSTALL) { 7643 final String parsedManifest = pkg.manifestDigest == null ? "null" 7644 : pkg.manifestDigest.toString(); 7645 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 7646 + parsedManifest); 7647 } 7648 7649 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 7650 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 7651 return; 7652 } 7653 } else if (DEBUG_INSTALL) { 7654 final String parsedManifest = pkg.manifestDigest == null 7655 ? "null" : pkg.manifestDigest.toString(); 7656 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 7657 } 7658 7659 // Get rid of all references to package scan path via parser. 7660 pp = null; 7661 String oldCodePath = null; 7662 boolean systemApp = false; 7663 synchronized (mPackages) { 7664 // Check if installing already existing package 7665 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7666 String oldName = mSettings.mRenamedPackages.get(pkgName); 7667 if (pkg.mOriginalPackages != null 7668 && pkg.mOriginalPackages.contains(oldName) 7669 && mPackages.containsKey(oldName)) { 7670 // This package is derived from an original package, 7671 // and this device has been updating from that original 7672 // name. We must continue using the original name, so 7673 // rename the new package here. 7674 pkg.setPackageName(oldName); 7675 pkgName = pkg.packageName; 7676 replace = true; 7677 } else if (mPackages.containsKey(pkgName)) { 7678 // This package, under its official name, already exists 7679 // on the device; we should replace it. 7680 replace = true; 7681 } 7682 } 7683 PackageSetting ps = mSettings.mPackages.get(pkgName); 7684 if (ps != null) { 7685 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 7686 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7687 systemApp = (ps.pkg.applicationInfo.flags & 7688 ApplicationInfo.FLAG_SYSTEM) != 0; 7689 } 7690 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7691 } 7692 } 7693 7694 if (systemApp && onSd) { 7695 // Disable updates to system apps on sdcard 7696 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 7697 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7698 return; 7699 } 7700 7701 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 7702 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7703 return; 7704 } 7705 // Set application objects path explicitly after the rename 7706 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 7707 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 7708 if (replace) { 7709 replacePackageLI(pkg, parseFlags, scanMode, args.user, 7710 installerPackageName, res); 7711 } else { 7712 installNewPackageLI(pkg, parseFlags, scanMode, args.user, 7713 installerPackageName, res); 7714 } 7715 synchronized (mPackages) { 7716 final PackageSetting ps = mSettings.mPackages.get(pkgName); 7717 if (ps != null) { 7718 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7719 } 7720 } 7721 } 7722 7723 private static boolean isForwardLocked(PackageParser.Package pkg) { 7724 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7725 } 7726 7727 7728 private boolean isForwardLocked(PackageSetting ps) { 7729 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7730 } 7731 7732 private static boolean isExternal(PackageParser.Package pkg) { 7733 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7734 } 7735 7736 private static boolean isExternal(PackageSetting ps) { 7737 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7738 } 7739 7740 private static boolean isSystemApp(PackageParser.Package pkg) { 7741 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7742 } 7743 7744 private static boolean isSystemApp(ApplicationInfo info) { 7745 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7746 } 7747 7748 private static boolean isSystemApp(PackageSetting ps) { 7749 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 7750 } 7751 7752 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 7753 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 7754 } 7755 7756 private int packageFlagsToInstallFlags(PackageSetting ps) { 7757 int installFlags = 0; 7758 if (isExternal(ps)) { 7759 installFlags |= PackageManager.INSTALL_EXTERNAL; 7760 } 7761 if (isForwardLocked(ps)) { 7762 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 7763 } 7764 return installFlags; 7765 } 7766 7767 private void deleteTempPackageFiles() { 7768 FilenameFilter filter = new FilenameFilter() { 7769 public boolean accept(File dir, String name) { 7770 return name.startsWith("vmdl") && name.endsWith(".tmp"); 7771 } 7772 }; 7773 String tmpFilesList[] = mAppInstallDir.list(filter); 7774 if(tmpFilesList == null) { 7775 return; 7776 } 7777 for(int i = 0; i < tmpFilesList.length; i++) { 7778 File tmpFile = new File(mAppInstallDir, tmpFilesList[i]); 7779 tmpFile.delete(); 7780 } 7781 } 7782 7783 private File createTempPackageFile(File installDir) { 7784 File tmpPackageFile; 7785 try { 7786 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 7787 } catch (IOException e) { 7788 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 7789 return null; 7790 } 7791 try { 7792 FileUtils.setPermissions( 7793 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 7794 -1, -1); 7795 if (!SELinux.restorecon(tmpPackageFile)) { 7796 return null; 7797 } 7798 } catch (IOException e) { 7799 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 7800 return null; 7801 } 7802 return tmpPackageFile; 7803 } 7804 7805 public void deletePackage(final String packageName, 7806 final IPackageDeleteObserver observer, 7807 final int flags) { 7808 mContext.enforceCallingOrSelfPermission( 7809 android.Manifest.permission.DELETE_PACKAGES, null); 7810 // Queue up an async operation since the package deletion may take a little while. 7811 final int uid = Binder.getCallingUid(); 7812 mHandler.post(new Runnable() { 7813 public void run() { 7814 mHandler.removeCallbacks(this); 7815 final int returnCode = deletePackageX(packageName, uid, flags); 7816 if (observer != null) { 7817 try { 7818 observer.packageDeleted(packageName, returnCode); 7819 } catch (RemoteException e) { 7820 Log.i(TAG, "Observer no longer exists."); 7821 } //end catch 7822 } //end if 7823 } //end run 7824 }); 7825 } 7826 7827 /** 7828 * This method is an internal method that could be get invoked either 7829 * to delete an installed package or to clean up a failed installation. 7830 * After deleting an installed package, a broadcast is sent to notify any 7831 * listeners that the package has been installed. For cleaning up a failed 7832 * installation, the broadcast is not necessary since the package's 7833 * installation wouldn't have sent the initial broadcast either 7834 * The key steps in deleting a package are 7835 * deleting the package information in internal structures like mPackages, 7836 * deleting the packages base directories through installd 7837 * updating mSettings to reflect current status 7838 * persisting settings for later use 7839 * sending a broadcast if necessary 7840 */ 7841 private int deletePackageX(String packageName, int uid, int flags) { 7842 final PackageRemovedInfo info = new PackageRemovedInfo(); 7843 final boolean res; 7844 7845 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 7846 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 7847 try { 7848 if (dpm != null && dpm.packageHasActiveAdmins(packageName)) { 7849 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 7850 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 7851 } 7852 } catch (RemoteException e) { 7853 } 7854 7855 synchronized (mInstallLock) { 7856 res = deletePackageLI(packageName, 7857 (flags & PackageManager.DELETE_ALL_USERS) != 0 7858 ? UserHandle.ALL : new UserHandle(UserHandle.getUserId(uid)), 7859 true, flags | REMOVE_CHATTY, info, true); 7860 } 7861 7862 if (res) { 7863 boolean systemUpdate = info.isRemovedPackageSystemUpdate; 7864 info.sendBroadcast(true, systemUpdate); 7865 7866 // If the removed package was a system update, the old system packaged 7867 // was re-enabled; we need to broadcast this information 7868 if (systemUpdate) { 7869 Bundle extras = new Bundle(1); 7870 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 7871 ? info.removedAppId : info.uid); 7872 extras.putBoolean(Intent.EXTRA_REPLACING, true); 7873 7874 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 7875 extras, null, null, null); 7876 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 7877 extras, null, null, null); 7878 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 7879 null, packageName, null, null); 7880 } 7881 } 7882 // Force a gc here. 7883 Runtime.getRuntime().gc(); 7884 // Delete the resources here after sending the broadcast to let 7885 // other processes clean up before deleting resources. 7886 if (info.args != null) { 7887 synchronized (mInstallLock) { 7888 info.args.doPostDeleteLI(true); 7889 } 7890 } 7891 7892 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 7893 } 7894 7895 static class PackageRemovedInfo { 7896 String removedPackage; 7897 int uid = -1; 7898 int removedAppId = -1; 7899 int[] removedUsers = null; 7900 boolean isRemovedPackageSystemUpdate = false; 7901 // Clean up resources deleted packages. 7902 InstallArgs args = null; 7903 7904 void sendBroadcast(boolean fullRemove, boolean replacing) { 7905 Bundle extras = new Bundle(1); 7906 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 7907 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 7908 if (replacing) { 7909 extras.putBoolean(Intent.EXTRA_REPLACING, true); 7910 } 7911 if (removedPackage != null) { 7912 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 7913 extras, null, null, removedUsers); 7914 if (fullRemove && !replacing) { 7915 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 7916 extras, null, null, removedUsers); 7917 } 7918 } 7919 if (removedAppId >= 0) { 7920 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 7921 removedUsers); 7922 } 7923 } 7924 } 7925 7926 /* 7927 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 7928 * flag is not set, the data directory is removed as well. 7929 * make sure this flag is set for partially installed apps. If not its meaningless to 7930 * delete a partially installed application. 7931 */ 7932 private void removePackageDataLI(PackageParser.Package p, PackageRemovedInfo outInfo, 7933 int flags, boolean writeSettings) { 7934 String packageName = p.packageName; 7935 removePackageLI(p, (flags&REMOVE_CHATTY) != 0); 7936 // Retrieve object to delete permissions for shared user later on 7937 final PackageSetting deletedPs; 7938 // reader 7939 synchronized (mPackages) { 7940 deletedPs = mSettings.mPackages.get(packageName); 7941 if (outInfo != null) { 7942 outInfo.removedPackage = packageName; 7943 outInfo.removedUsers = deletedPs != null 7944 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 7945 : null; 7946 } 7947 } 7948 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 7949 removeDataDirsLI(packageName); 7950 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 7951 } 7952 // writer 7953 synchronized (mPackages) { 7954 if (deletedPs != null) { 7955 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 7956 if (outInfo != null) { 7957 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 7958 } 7959 if (deletedPs != null) { 7960 updatePermissionsLPw(deletedPs.name, null, 0); 7961 if (deletedPs.sharedUser != null) { 7962 // remove permissions associated with package 7963 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 7964 } 7965 } 7966 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 7967 } 7968 } 7969 // can downgrade to reader 7970 if (writeSettings) { 7971 // Save settings now 7972 mSettings.writeLPr(); 7973 } 7974 } 7975 } 7976 7977 /* 7978 * Tries to delete system package. 7979 */ 7980 private boolean deleteSystemPackageLI(PackageParser.Package p, 7981 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 7982 ApplicationInfo applicationInfo = p.applicationInfo; 7983 //applicable for non-partially installed applications only 7984 if (applicationInfo == null) { 7985 Slog.w(TAG, "Package " + p.packageName + " has no applicationInfo."); 7986 return false; 7987 } 7988 PackageSetting ps = null; 7989 // Confirm if the system package has been updated 7990 // An updated system app can be deleted. This will also have to restore 7991 // the system pkg from system partition 7992 // reader 7993 synchronized (mPackages) { 7994 ps = mSettings.getDisabledSystemPkgLPr(p.packageName); 7995 } 7996 if (ps == null) { 7997 Slog.w(TAG, "Attempt to delete unknown system package "+ p.packageName); 7998 return false; 7999 } else { 8000 Log.i(TAG, "Deleting system pkg from data partition"); 8001 } 8002 // Delete the updated package 8003 outInfo.isRemovedPackageSystemUpdate = true; 8004 if (ps.versionCode < p.mVersionCode) { 8005 // Delete data for downgrades 8006 flags &= ~PackageManager.DELETE_KEEP_DATA; 8007 } else { 8008 // Preserve data by setting flag 8009 flags |= PackageManager.DELETE_KEEP_DATA; 8010 } 8011 boolean ret = deleteInstalledPackageLI(p, true, flags, outInfo, 8012 writeSettings); 8013 if (!ret) { 8014 return false; 8015 } 8016 // writer 8017 synchronized (mPackages) { 8018 // Reinstate the old system package 8019 mSettings.enableSystemPackageLPw(p.packageName); 8020 // Remove any native libraries from the upgraded package. 8021 NativeLibraryHelper.removeNativeBinariesLI(p.applicationInfo.nativeLibraryDir); 8022 } 8023 // Install the system package 8024 PackageParser.Package newPkg = scanPackageLI(ps.codePath, 8025 PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM, 8026 SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 8027 8028 if (newPkg == null) { 8029 Slog.w(TAG, "Failed to restore system package:"+p.packageName+" with error:" + mLastScanError); 8030 return false; 8031 } 8032 // writer 8033 synchronized (mPackages) { 8034 updatePermissionsLPw(newPkg.packageName, newPkg, 8035 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 8036 // can downgrade to reader here 8037 if (writeSettings) { 8038 mSettings.writeLPr(); 8039 } 8040 } 8041 return true; 8042 } 8043 8044 private boolean deleteInstalledPackageLI(PackageParser.Package p, 8045 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8046 boolean writeSettings) { 8047 ApplicationInfo applicationInfo = p.applicationInfo; 8048 if (applicationInfo == null) { 8049 Slog.w(TAG, "Package " + p.packageName + " has no applicationInfo."); 8050 return false; 8051 } 8052 if (outInfo != null) { 8053 outInfo.uid = applicationInfo.uid; 8054 } 8055 8056 // Delete package data from internal structures and also remove data if flag is set 8057 removePackageDataLI(p, outInfo, flags, writeSettings); 8058 8059 // Delete application code and resources 8060 if (deleteCodeAndResources) { 8061 // TODO can pick up from PackageSettings as well 8062 int installFlags = isExternal(p) ? PackageManager.INSTALL_EXTERNAL : 0; 8063 installFlags |= isForwardLocked(p) ? PackageManager.INSTALL_FORWARD_LOCK : 0; 8064 outInfo.args = createInstallArgs(installFlags, applicationInfo.sourceDir, 8065 applicationInfo.publicSourceDir, applicationInfo.nativeLibraryDir); 8066 } 8067 return true; 8068 } 8069 8070 /* 8071 * This method handles package deletion in general 8072 */ 8073 private boolean deletePackageLI(String packageName, UserHandle user, 8074 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8075 boolean writeSettings) { 8076 if (packageName == null) { 8077 Slog.w(TAG, "Attempt to delete null packageName."); 8078 return false; 8079 } 8080 PackageParser.Package p; 8081 boolean dataOnly = false; 8082 int removeUser = -1; 8083 int appId = -1; 8084 synchronized (mPackages) { 8085 p = mPackages.get(packageName); 8086 if (p == null) { 8087 //this retrieves partially installed apps 8088 dataOnly = true; 8089 PackageSetting ps = mSettings.mPackages.get(packageName); 8090 if (ps == null) { 8091 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 8092 return false; 8093 } 8094 p = ps.pkg; 8095 } 8096 if (p == null) { 8097 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 8098 return false; 8099 } 8100 final PackageSetting ps = (PackageSetting)p.mExtras; 8101 if (!isSystemApp(p) && ps != null && user != null 8102 && user.getIdentifier() != UserHandle.USER_ALL) { 8103 // The caller is asking that the package only be deleted for a single 8104 // user. To do this, we just mark its uninstalled state and delete 8105 // its data. 8106 ps.setUserState(user.getIdentifier(), 8107 COMPONENT_ENABLED_STATE_DEFAULT, 8108 false, //installed 8109 true, //stopped 8110 true, //notLaunched 8111 null, null); 8112 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 8113 // Other user still have this package installed, so all 8114 // we need to do is clear this user's data and save that 8115 // it is uninstalled. 8116 removeUser = user.getIdentifier(); 8117 appId = ps.appId; 8118 mSettings.writePackageRestrictionsLPr(removeUser); 8119 } else { 8120 // We need to set it back to 'installed' so the uninstall 8121 // broadcasts will be sent correctly. 8122 ps.setInstalled(true, user.getIdentifier()); 8123 } 8124 } 8125 } 8126 8127 if (removeUser >= 0) { 8128 // From above, we determined that we are deleting this only 8129 // for a single user. Continue the work here. 8130 if (outInfo != null) { 8131 outInfo.removedPackage = packageName; 8132 outInfo.removedAppId = appId; 8133 outInfo.removedUsers = new int[] {removeUser}; 8134 } 8135 mInstaller.clearUserData(packageName, removeUser); 8136 schedulePackageCleaning(packageName, removeUser, false); 8137 return true; 8138 } 8139 8140 if (dataOnly) { 8141 // Delete application data first 8142 removePackageDataLI(p, outInfo, flags, writeSettings); 8143 return true; 8144 } 8145 // At this point the package should have ApplicationInfo associated with it 8146 if (p.applicationInfo == null) { 8147 Slog.w(TAG, "Package " + p.packageName + " has no applicationInfo."); 8148 return false; 8149 } 8150 boolean ret = false; 8151 if (isSystemApp(p)) { 8152 Log.i(TAG, "Removing system package:"+p.packageName); 8153 // When an updated system application is deleted we delete the existing resources as well and 8154 // fall back to existing code in system partition 8155 ret = deleteSystemPackageLI(p, flags, outInfo, writeSettings); 8156 } else { 8157 Log.i(TAG, "Removing non-system package:"+p.packageName); 8158 // Kill application pre-emptively especially for apps on sd. 8159 killApplication(packageName, p.applicationInfo.uid); 8160 ret = deleteInstalledPackageLI(p, deleteCodeAndResources, flags, outInfo, 8161 writeSettings); 8162 } 8163 return ret; 8164 } 8165 8166 private final class ClearStorageConnection implements ServiceConnection { 8167 IMediaContainerService mContainerService; 8168 8169 @Override 8170 public void onServiceConnected(ComponentName name, IBinder service) { 8171 synchronized (this) { 8172 mContainerService = IMediaContainerService.Stub.asInterface(service); 8173 notifyAll(); 8174 } 8175 } 8176 8177 @Override 8178 public void onServiceDisconnected(ComponentName name) { 8179 } 8180 } 8181 8182 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 8183 final boolean mounted; 8184 if (Environment.isExternalStorageEmulated()) { 8185 mounted = true; 8186 } else { 8187 final String status = Environment.getExternalStorageState(); 8188 8189 mounted = status.equals(Environment.MEDIA_MOUNTED) 8190 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 8191 } 8192 8193 if (!mounted) { 8194 return; 8195 } 8196 8197 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 8198 int[] users; 8199 if (userId == UserHandle.USER_ALL) { 8200 users = sUserManager.getUserIds(); 8201 } else { 8202 users = new int[] { userId }; 8203 } 8204 for (int curUser : users) { 8205 ClearStorageConnection conn = new ClearStorageConnection(); 8206 if (mContext.bindService(containerIntent, conn, Context.BIND_AUTO_CREATE, curUser)) { 8207 try { 8208 long timeout = SystemClock.uptimeMillis() + 5000; 8209 synchronized (conn) { 8210 long now = SystemClock.uptimeMillis(); 8211 while (conn.mContainerService == null && now < timeout) { 8212 try { 8213 conn.wait(timeout - now); 8214 } catch (InterruptedException e) { 8215 } 8216 } 8217 } 8218 if (conn.mContainerService == null) { 8219 return; 8220 } 8221 final File externalCacheDir = Environment 8222 .getExternalStorageAppCacheDirectory(packageName); 8223 try { 8224 conn.mContainerService.clearDirectory(externalCacheDir.toString()); 8225 } catch (RemoteException e) { 8226 } 8227 if (allData) { 8228 final File externalDataDir = Environment 8229 .getExternalStorageAppDataDirectory(packageName); 8230 try { 8231 conn.mContainerService.clearDirectory(externalDataDir.toString()); 8232 } catch (RemoteException e) { 8233 } 8234 final File externalMediaDir = Environment 8235 .getExternalStorageAppMediaDirectory(packageName); 8236 try { 8237 conn.mContainerService.clearDirectory(externalMediaDir.toString()); 8238 } catch (RemoteException e) { 8239 } 8240 } 8241 } finally { 8242 mContext.unbindService(conn); 8243 } 8244 } 8245 } 8246 } 8247 8248 @Override 8249 public void clearApplicationUserData(final String packageName, 8250 final IPackageDataObserver observer, final int userId) { 8251 mContext.enforceCallingOrSelfPermission( 8252 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 8253 checkValidCaller(Binder.getCallingUid(), userId); 8254 // Queue up an async operation since the package deletion may take a little while. 8255 mHandler.post(new Runnable() { 8256 public void run() { 8257 mHandler.removeCallbacks(this); 8258 final boolean succeeded; 8259 synchronized (mInstallLock) { 8260 succeeded = clearApplicationUserDataLI(packageName, userId); 8261 } 8262 clearExternalStorageDataSync(packageName, userId, true); 8263 if (succeeded) { 8264 // invoke DeviceStorageMonitor's update method to clear any notifications 8265 DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) 8266 ServiceManager.getService(DeviceStorageMonitorService.SERVICE); 8267 if (dsm != null) { 8268 dsm.updateMemory(); 8269 } 8270 } 8271 if(observer != null) { 8272 try { 8273 observer.onRemoveCompleted(packageName, succeeded); 8274 } catch (RemoteException e) { 8275 Log.i(TAG, "Observer no longer exists."); 8276 } 8277 } //end if observer 8278 } //end run 8279 }); 8280 } 8281 8282 private boolean clearApplicationUserDataLI(String packageName, int userId) { 8283 if (packageName == null) { 8284 Slog.w(TAG, "Attempt to delete null packageName."); 8285 return false; 8286 } 8287 PackageParser.Package p; 8288 boolean dataOnly = false; 8289 synchronized (mPackages) { 8290 p = mPackages.get(packageName); 8291 if(p == null) { 8292 dataOnly = true; 8293 PackageSetting ps = mSettings.mPackages.get(packageName); 8294 if((ps == null) || (ps.pkg == null)) { 8295 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8296 return false; 8297 } 8298 p = ps.pkg; 8299 } 8300 } 8301 8302 if (!dataOnly) { 8303 //need to check this only for fully installed applications 8304 if (p == null) { 8305 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8306 return false; 8307 } 8308 final ApplicationInfo applicationInfo = p.applicationInfo; 8309 if (applicationInfo == null) { 8310 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8311 return false; 8312 } 8313 } 8314 int retCode = mInstaller.clearUserData(packageName, userId); 8315 if (retCode < 0) { 8316 Slog.w(TAG, "Couldn't remove cache files for package: " 8317 + packageName); 8318 return false; 8319 } 8320 return true; 8321 } 8322 8323 public void deleteApplicationCacheFiles(final String packageName, 8324 final IPackageDataObserver observer) { 8325 mContext.enforceCallingOrSelfPermission( 8326 android.Manifest.permission.DELETE_CACHE_FILES, null); 8327 // Queue up an async operation since the package deletion may take a little while. 8328 final int userId = UserHandle.getCallingUserId(); 8329 mHandler.post(new Runnable() { 8330 public void run() { 8331 mHandler.removeCallbacks(this); 8332 final boolean succeded; 8333 synchronized (mInstallLock) { 8334 succeded = deleteApplicationCacheFilesLI(packageName, userId); 8335 } 8336 clearExternalStorageDataSync(packageName, userId, false); 8337 if(observer != null) { 8338 try { 8339 observer.onRemoveCompleted(packageName, succeded); 8340 } catch (RemoteException e) { 8341 Log.i(TAG, "Observer no longer exists."); 8342 } 8343 } //end if observer 8344 } //end run 8345 }); 8346 } 8347 8348 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 8349 if (packageName == null) { 8350 Slog.w(TAG, "Attempt to delete null packageName."); 8351 return false; 8352 } 8353 PackageParser.Package p; 8354 synchronized (mPackages) { 8355 p = mPackages.get(packageName); 8356 } 8357 if (p == null) { 8358 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8359 return false; 8360 } 8361 final ApplicationInfo applicationInfo = p.applicationInfo; 8362 if (applicationInfo == null) { 8363 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8364 return false; 8365 } 8366 // TODO: Pass userId to deleteCacheFiles 8367 int retCode = mInstaller.deleteCacheFiles(packageName); 8368 if (retCode < 0) { 8369 Slog.w(TAG, "Couldn't remove cache files for package: " 8370 + packageName); 8371 return false; 8372 } 8373 return true; 8374 } 8375 8376 public void getPackageSizeInfo(final String packageName, int userHandle, 8377 final IPackageStatsObserver observer) { 8378 mContext.enforceCallingOrSelfPermission( 8379 android.Manifest.permission.GET_PACKAGE_SIZE, null); 8380 8381 PackageStats stats = new PackageStats(packageName, userHandle); 8382 8383 /* 8384 * Queue up an async operation since the package measurement may take a 8385 * little while. 8386 */ 8387 Message msg = mHandler.obtainMessage(INIT_COPY); 8388 msg.obj = new MeasureParams(stats, observer); 8389 mHandler.sendMessage(msg); 8390 } 8391 8392 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 8393 PackageStats pStats) { 8394 if (packageName == null) { 8395 Slog.w(TAG, "Attempt to get size of null packageName."); 8396 return false; 8397 } 8398 PackageParser.Package p; 8399 boolean dataOnly = false; 8400 String asecPath = null; 8401 synchronized (mPackages) { 8402 p = mPackages.get(packageName); 8403 if(p == null) { 8404 dataOnly = true; 8405 PackageSetting ps = mSettings.mPackages.get(packageName); 8406 if((ps == null) || (ps.pkg == null)) { 8407 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8408 return false; 8409 } 8410 p = ps.pkg; 8411 } 8412 if (p != null && (isExternal(p) || isForwardLocked(p))) { 8413 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 8414 if (secureContainerId != null) { 8415 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 8416 } 8417 } 8418 } 8419 String publicSrcDir = null; 8420 if(!dataOnly) { 8421 final ApplicationInfo applicationInfo = p.applicationInfo; 8422 if (applicationInfo == null) { 8423 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8424 return false; 8425 } 8426 if (isForwardLocked(p)) { 8427 publicSrcDir = applicationInfo.publicSourceDir; 8428 } 8429 } 8430 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, publicSrcDir, 8431 asecPath, pStats); 8432 if (res < 0) { 8433 return false; 8434 } 8435 8436 // Fix-up for forward-locked applications in ASEC containers. 8437 if (!isExternal(p)) { 8438 pStats.codeSize += pStats.externalCodeSize; 8439 pStats.externalCodeSize = 0L; 8440 } 8441 8442 return true; 8443 } 8444 8445 8446 public void addPackageToPreferred(String packageName) { 8447 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 8448 } 8449 8450 public void removePackageFromPreferred(String packageName) { 8451 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 8452 } 8453 8454 public List<PackageInfo> getPreferredPackages(int flags) { 8455 return new ArrayList<PackageInfo>(); 8456 } 8457 8458 private int getUidTargetSdkVersionLockedLPr(int uid) { 8459 Object obj = mSettings.getUserIdLPr(uid); 8460 if (obj instanceof SharedUserSetting) { 8461 final SharedUserSetting sus = (SharedUserSetting) obj; 8462 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 8463 final Iterator<PackageSetting> it = sus.packages.iterator(); 8464 while (it.hasNext()) { 8465 final PackageSetting ps = it.next(); 8466 if (ps.pkg != null) { 8467 int v = ps.pkg.applicationInfo.targetSdkVersion; 8468 if (v < vers) vers = v; 8469 } 8470 } 8471 return vers; 8472 } else if (obj instanceof PackageSetting) { 8473 final PackageSetting ps = (PackageSetting) obj; 8474 if (ps.pkg != null) { 8475 return ps.pkg.applicationInfo.targetSdkVersion; 8476 } 8477 } 8478 return Build.VERSION_CODES.CUR_DEVELOPMENT; 8479 } 8480 8481 public void addPreferredActivity(IntentFilter filter, int match, 8482 ComponentName[] set, ComponentName activity, int userId) { 8483 // writer 8484 int callingUid = Binder.getCallingUid(); 8485 checkValidCaller(callingUid, userId); 8486 synchronized (mPackages) { 8487 if (mContext.checkCallingOrSelfPermission( 8488 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8489 != PackageManager.PERMISSION_GRANTED) { 8490 if (getUidTargetSdkVersionLockedLPr(callingUid) 8491 < Build.VERSION_CODES.FROYO) { 8492 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 8493 + callingUid); 8494 return; 8495 } 8496 mContext.enforceCallingOrSelfPermission( 8497 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8498 } 8499 8500 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 8501 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8502 mSettings.mPreferredActivities.addFilter( 8503 new PreferredActivity(filter, match, set, activity, userId)); 8504 scheduleWriteSettingsLocked(); 8505 } 8506 } 8507 8508 public void replacePreferredActivity(IntentFilter filter, int match, 8509 ComponentName[] set, ComponentName activity) { 8510 if (filter.countActions() != 1) { 8511 throw new IllegalArgumentException( 8512 "replacePreferredActivity expects filter to have only 1 action."); 8513 } 8514 if (filter.countCategories() != 1) { 8515 throw new IllegalArgumentException( 8516 "replacePreferredActivity expects filter to have only 1 category."); 8517 } 8518 if (filter.countDataAuthorities() != 0 8519 || filter.countDataPaths() != 0 8520 || filter.countDataSchemes() != 0 8521 || filter.countDataTypes() != 0) { 8522 throw new IllegalArgumentException( 8523 "replacePreferredActivity expects filter to have no data authorities, " + 8524 "paths, schemes or types."); 8525 } 8526 synchronized (mPackages) { 8527 if (mContext.checkCallingOrSelfPermission( 8528 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8529 != PackageManager.PERMISSION_GRANTED) { 8530 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8531 < Build.VERSION_CODES.FROYO) { 8532 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 8533 + Binder.getCallingUid()); 8534 return; 8535 } 8536 mContext.enforceCallingOrSelfPermission( 8537 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8538 } 8539 8540 final int callingUserId = UserHandle.getCallingUserId(); 8541 ArrayList<PreferredActivity> removed = null; 8542 Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8543 String action = filter.getAction(0); 8544 String category = filter.getCategory(0); 8545 while (it.hasNext()) { 8546 PreferredActivity pa = it.next(); 8547 if (pa.mUserId != callingUserId) continue; 8548 if (pa.getAction(0).equals(action) && pa.getCategory(0).equals(category)) { 8549 if (removed == null) { 8550 removed = new ArrayList<PreferredActivity>(); 8551 } 8552 removed.add(pa); 8553 Log.i(TAG, "Removing preferred activity " + pa.mPref.mComponent + ":"); 8554 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8555 } 8556 } 8557 if (removed != null) { 8558 for (int i=0; i<removed.size(); i++) { 8559 PreferredActivity pa = removed.get(i); 8560 mSettings.mPreferredActivities.removeFilter(pa); 8561 } 8562 } 8563 addPreferredActivity(filter, match, set, activity, callingUserId); 8564 } 8565 } 8566 8567 public void clearPackagePreferredActivities(String packageName) { 8568 final int uid = Binder.getCallingUid(); 8569 // writer 8570 synchronized (mPackages) { 8571 PackageParser.Package pkg = mPackages.get(packageName); 8572 if (pkg == null || pkg.applicationInfo.uid != uid) { 8573 if (mContext.checkCallingOrSelfPermission( 8574 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8575 != PackageManager.PERMISSION_GRANTED) { 8576 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8577 < Build.VERSION_CODES.FROYO) { 8578 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 8579 + Binder.getCallingUid()); 8580 return; 8581 } 8582 mContext.enforceCallingOrSelfPermission( 8583 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8584 } 8585 } 8586 8587 if (clearPackagePreferredActivitiesLPw(packageName, UserHandle.getCallingUserId())) { 8588 scheduleWriteSettingsLocked(); 8589 } 8590 } 8591 } 8592 8593 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 8594 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 8595 ArrayList<PreferredActivity> removed = null; 8596 Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8597 while (it.hasNext()) { 8598 PreferredActivity pa = it.next(); 8599 if (userId != UserHandle.USER_ALL && pa.mUserId != userId) { 8600 continue; 8601 } 8602 if (pa.mPref.mComponent.getPackageName().equals(packageName)) { 8603 if (removed == null) { 8604 removed = new ArrayList<PreferredActivity>(); 8605 } 8606 removed.add(pa); 8607 } 8608 } 8609 if (removed != null) { 8610 for (int i=0; i<removed.size(); i++) { 8611 PreferredActivity pa = removed.get(i); 8612 mSettings.mPreferredActivities.removeFilter(pa); 8613 } 8614 return true; 8615 } 8616 return false; 8617 } 8618 8619 public int getPreferredActivities(List<IntentFilter> outFilters, 8620 List<ComponentName> outActivities, String packageName) { 8621 8622 int num = 0; 8623 final int userId = UserHandle.getCallingUserId(); 8624 // reader 8625 synchronized (mPackages) { 8626 final Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8627 while (it.hasNext()) { 8628 final PreferredActivity pa = it.next(); 8629 if (pa.mUserId != userId) { 8630 continue; 8631 } 8632 if (packageName == null 8633 || pa.mPref.mComponent.getPackageName().equals(packageName)) { 8634 if (outFilters != null) { 8635 outFilters.add(new IntentFilter(pa)); 8636 } 8637 if (outActivities != null) { 8638 outActivities.add(pa.mPref.mComponent); 8639 } 8640 } 8641 } 8642 } 8643 8644 return num; 8645 } 8646 8647 @Override 8648 public void setApplicationEnabledSetting(String appPackageName, 8649 int newState, int flags, int userId) { 8650 if (!sUserManager.exists(userId)) return; 8651 setEnabledSetting(appPackageName, null, newState, flags, userId); 8652 } 8653 8654 @Override 8655 public void setComponentEnabledSetting(ComponentName componentName, 8656 int newState, int flags, int userId) { 8657 if (!sUserManager.exists(userId)) return; 8658 setEnabledSetting(componentName.getPackageName(), 8659 componentName.getClassName(), newState, flags, userId); 8660 } 8661 8662 private void setEnabledSetting( 8663 final String packageName, String className, int newState, final int flags, int userId) { 8664 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 8665 || newState == COMPONENT_ENABLED_STATE_ENABLED 8666 || newState == COMPONENT_ENABLED_STATE_DISABLED 8667 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER)) { 8668 throw new IllegalArgumentException("Invalid new component state: " 8669 + newState); 8670 } 8671 PackageSetting pkgSetting; 8672 final int uid = Binder.getCallingUid(); 8673 final int permission = mContext.checkCallingPermission( 8674 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8675 checkValidCaller(uid, userId); 8676 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8677 boolean sendNow = false; 8678 boolean isApp = (className == null); 8679 String componentName = isApp ? packageName : className; 8680 int packageUid = -1; 8681 ArrayList<String> components; 8682 8683 // writer 8684 synchronized (mPackages) { 8685 pkgSetting = mSettings.mPackages.get(packageName); 8686 if (pkgSetting == null) { 8687 if (className == null) { 8688 throw new IllegalArgumentException( 8689 "Unknown package: " + packageName); 8690 } 8691 throw new IllegalArgumentException( 8692 "Unknown component: " + packageName 8693 + "/" + className); 8694 } 8695 // Allow root and verify that userId is not being specified by a different user 8696 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 8697 throw new SecurityException( 8698 "Permission Denial: attempt to change component state from pid=" 8699 + Binder.getCallingPid() 8700 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 8701 } 8702 if (className == null) { 8703 // We're dealing with an application/package level state change 8704 if (pkgSetting.getEnabled(userId) == newState) { 8705 // Nothing to do 8706 return; 8707 } 8708 pkgSetting.setEnabled(newState, userId); 8709 // pkgSetting.pkg.mSetEnabled = newState; 8710 } else { 8711 // We're dealing with a component level state change 8712 // First, verify that this is a valid class name. 8713 PackageParser.Package pkg = pkgSetting.pkg; 8714 if (pkg == null || !pkg.hasComponentClassName(className)) { 8715 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 8716 throw new IllegalArgumentException("Component class " + className 8717 + " does not exist in " + packageName); 8718 } else { 8719 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 8720 + className + " does not exist in " + packageName); 8721 } 8722 } 8723 switch (newState) { 8724 case COMPONENT_ENABLED_STATE_ENABLED: 8725 if (!pkgSetting.enableComponentLPw(className, userId)) { 8726 return; 8727 } 8728 break; 8729 case COMPONENT_ENABLED_STATE_DISABLED: 8730 if (!pkgSetting.disableComponentLPw(className, userId)) { 8731 return; 8732 } 8733 break; 8734 case COMPONENT_ENABLED_STATE_DEFAULT: 8735 if (!pkgSetting.restoreComponentLPw(className, userId)) { 8736 return; 8737 } 8738 break; 8739 default: 8740 Slog.e(TAG, "Invalid new component state: " + newState); 8741 return; 8742 } 8743 } 8744 mSettings.writePackageRestrictionsLPr(userId); 8745 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 8746 components = mPendingBroadcasts.get(packageName); 8747 final boolean newPackage = components == null; 8748 if (newPackage) { 8749 components = new ArrayList<String>(); 8750 } 8751 if (!components.contains(componentName)) { 8752 components.add(componentName); 8753 } 8754 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 8755 sendNow = true; 8756 // Purge entry from pending broadcast list if another one exists already 8757 // since we are sending one right away. 8758 mPendingBroadcasts.remove(packageName); 8759 } else { 8760 if (newPackage) { 8761 mPendingBroadcasts.put(packageName, components); 8762 } 8763 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 8764 // Schedule a message 8765 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 8766 } 8767 } 8768 } 8769 8770 long callingId = Binder.clearCallingIdentity(); 8771 try { 8772 if (sendNow) { 8773 sendPackageChangedBroadcast(packageName, 8774 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 8775 } 8776 } finally { 8777 Binder.restoreCallingIdentity(callingId); 8778 } 8779 } 8780 8781 private void sendPackageChangedBroadcast(String packageName, 8782 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 8783 if (DEBUG_INSTALL) 8784 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 8785 + componentNames); 8786 Bundle extras = new Bundle(4); 8787 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 8788 String nameList[] = new String[componentNames.size()]; 8789 componentNames.toArray(nameList); 8790 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 8791 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 8792 extras.putInt(Intent.EXTRA_UID, packageUid); 8793 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 8794 new int[] {UserHandle.getUserId(packageUid)}); 8795 } 8796 8797 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 8798 if (!sUserManager.exists(userId)) return; 8799 final int uid = Binder.getCallingUid(); 8800 final int permission = mContext.checkCallingOrSelfPermission( 8801 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8802 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8803 checkValidCaller(uid, userId); 8804 // writer 8805 synchronized (mPackages) { 8806 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 8807 uid, userId)) { 8808 scheduleWritePackageRestrictionsLocked(userId); 8809 } 8810 } 8811 } 8812 8813 public String getInstallerPackageName(String packageName) { 8814 // reader 8815 synchronized (mPackages) { 8816 return mSettings.getInstallerPackageNameLPr(packageName); 8817 } 8818 } 8819 8820 @Override 8821 public int getApplicationEnabledSetting(String packageName, int userId) { 8822 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 8823 int uid = Binder.getCallingUid(); 8824 checkValidCaller(uid, userId); 8825 // reader 8826 synchronized (mPackages) { 8827 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 8828 } 8829 } 8830 8831 @Override 8832 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 8833 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 8834 int uid = Binder.getCallingUid(); 8835 checkValidCaller(uid, userId); 8836 // reader 8837 synchronized (mPackages) { 8838 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 8839 } 8840 } 8841 8842 public void enterSafeMode() { 8843 enforceSystemOrRoot("Only the system can request entering safe mode"); 8844 8845 if (!mSystemReady) { 8846 mSafeMode = true; 8847 } 8848 } 8849 8850 public void systemReady() { 8851 mSystemReady = true; 8852 8853 // Read the compatibilty setting when the system is ready. 8854 boolean compatibilityModeEnabled = android.provider.Settings.System.getInt( 8855 mContext.getContentResolver(), 8856 android.provider.Settings.System.COMPATIBILITY_MODE, 1) == 1; 8857 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 8858 if (DEBUG_SETTINGS) { 8859 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 8860 } 8861 } 8862 8863 public boolean isSafeMode() { 8864 return mSafeMode; 8865 } 8866 8867 public boolean hasSystemUidErrors() { 8868 return mHasSystemUidErrors; 8869 } 8870 8871 static String arrayToString(int[] array) { 8872 StringBuffer buf = new StringBuffer(128); 8873 buf.append('['); 8874 if (array != null) { 8875 for (int i=0; i<array.length; i++) { 8876 if (i > 0) buf.append(", "); 8877 buf.append(array[i]); 8878 } 8879 } 8880 buf.append(']'); 8881 return buf.toString(); 8882 } 8883 8884 static class DumpState { 8885 public static final int DUMP_LIBS = 1 << 0; 8886 8887 public static final int DUMP_FEATURES = 1 << 1; 8888 8889 public static final int DUMP_RESOLVERS = 1 << 2; 8890 8891 public static final int DUMP_PERMISSIONS = 1 << 3; 8892 8893 public static final int DUMP_PACKAGES = 1 << 4; 8894 8895 public static final int DUMP_SHARED_USERS = 1 << 5; 8896 8897 public static final int DUMP_MESSAGES = 1 << 6; 8898 8899 public static final int DUMP_PROVIDERS = 1 << 7; 8900 8901 public static final int DUMP_VERIFIERS = 1 << 8; 8902 8903 public static final int DUMP_PREFERRED = 1 << 9; 8904 8905 public static final int DUMP_PREFERRED_XML = 1 << 10; 8906 8907 public static final int OPTION_SHOW_FILTERS = 1 << 0; 8908 8909 private int mTypes; 8910 8911 private int mOptions; 8912 8913 private boolean mTitlePrinted; 8914 8915 private SharedUserSetting mSharedUser; 8916 8917 public boolean isDumping(int type) { 8918 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 8919 return true; 8920 } 8921 8922 return (mTypes & type) != 0; 8923 } 8924 8925 public void setDump(int type) { 8926 mTypes |= type; 8927 } 8928 8929 public boolean isOptionEnabled(int option) { 8930 return (mOptions & option) != 0; 8931 } 8932 8933 public void setOptionEnabled(int option) { 8934 mOptions |= option; 8935 } 8936 8937 public boolean onTitlePrinted() { 8938 final boolean printed = mTitlePrinted; 8939 mTitlePrinted = true; 8940 return printed; 8941 } 8942 8943 public boolean getTitlePrinted() { 8944 return mTitlePrinted; 8945 } 8946 8947 public void setTitlePrinted(boolean enabled) { 8948 mTitlePrinted = enabled; 8949 } 8950 8951 public SharedUserSetting getSharedUser() { 8952 return mSharedUser; 8953 } 8954 8955 public void setSharedUser(SharedUserSetting user) { 8956 mSharedUser = user; 8957 } 8958 } 8959 8960 @Override 8961 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 8962 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 8963 != PackageManager.PERMISSION_GRANTED) { 8964 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 8965 + Binder.getCallingPid() 8966 + ", uid=" + Binder.getCallingUid() 8967 + " without permission " 8968 + android.Manifest.permission.DUMP); 8969 return; 8970 } 8971 8972 DumpState dumpState = new DumpState(); 8973 8974 String packageName = null; 8975 8976 int opti = 0; 8977 while (opti < args.length) { 8978 String opt = args[opti]; 8979 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 8980 break; 8981 } 8982 opti++; 8983 if ("-a".equals(opt)) { 8984 // Right now we only know how to print all. 8985 } else if ("-h".equals(opt)) { 8986 pw.println("Package manager dump options:"); 8987 pw.println(" [-h] [-f] [cmd] ..."); 8988 pw.println(" -f: print details of intent filters"); 8989 pw.println(" -h: print this help"); 8990 pw.println(" cmd may be one of:"); 8991 pw.println(" l[ibraries]: list known shared libraries"); 8992 pw.println(" f[ibraries]: list device features"); 8993 pw.println(" r[esolvers]: dump intent resolvers"); 8994 pw.println(" perm[issions]: dump permissions"); 8995 pw.println(" pref[erred]: print preferred package settings"); 8996 pw.println(" preferred-xml: print preferred package settings as xml"); 8997 pw.println(" prov[iders]: dump content providers"); 8998 pw.println(" p[ackages]: dump installed packages"); 8999 pw.println(" s[hared-users]: dump shared user IDs"); 9000 pw.println(" m[essages]: print collected runtime messages"); 9001 pw.println(" v[erifiers]: print package verifier info"); 9002 pw.println(" <package.name>: info about given package"); 9003 return; 9004 } else if ("-f".equals(opt)) { 9005 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 9006 } else { 9007 pw.println("Unknown argument: " + opt + "; use -h for help"); 9008 } 9009 } 9010 9011 // Is the caller requesting to dump a particular piece of data? 9012 if (opti < args.length) { 9013 String cmd = args[opti]; 9014 opti++; 9015 // Is this a package name? 9016 if ("android".equals(cmd) || cmd.contains(".")) { 9017 packageName = cmd; 9018 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 9019 dumpState.setDump(DumpState.DUMP_LIBS); 9020 } else if ("f".equals(cmd) || "features".equals(cmd)) { 9021 dumpState.setDump(DumpState.DUMP_FEATURES); 9022 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 9023 dumpState.setDump(DumpState.DUMP_RESOLVERS); 9024 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 9025 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 9026 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 9027 dumpState.setDump(DumpState.DUMP_PREFERRED); 9028 } else if ("preferred-xml".equals(cmd)) { 9029 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 9030 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 9031 dumpState.setDump(DumpState.DUMP_PACKAGES); 9032 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 9033 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 9034 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 9035 dumpState.setDump(DumpState.DUMP_PROVIDERS); 9036 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 9037 dumpState.setDump(DumpState.DUMP_MESSAGES); 9038 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 9039 dumpState.setDump(DumpState.DUMP_VERIFIERS); 9040 } 9041 } 9042 9043 // reader 9044 synchronized (mPackages) { 9045 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 9046 if (dumpState.onTitlePrinted()) 9047 pw.println(" "); 9048 pw.println("Verifiers:"); 9049 pw.print(" Required: "); 9050 pw.print(mRequiredVerifierPackage); 9051 pw.print(" (uid="); 9052 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 9053 pw.println(")"); 9054 } 9055 9056 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 9057 if (dumpState.onTitlePrinted()) 9058 pw.println(" "); 9059 pw.println("Libraries:"); 9060 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 9061 while (it.hasNext()) { 9062 String name = it.next(); 9063 pw.print(" "); 9064 pw.print(name); 9065 pw.print(" -> "); 9066 pw.println(mSharedLibraries.get(name)); 9067 } 9068 } 9069 9070 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 9071 if (dumpState.onTitlePrinted()) 9072 pw.println(" "); 9073 pw.println("Features:"); 9074 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 9075 while (it.hasNext()) { 9076 String name = it.next(); 9077 pw.print(" "); 9078 pw.println(name); 9079 } 9080 } 9081 9082 if (dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 9083 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 9084 : "Activity Resolver Table:", " ", packageName, 9085 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9086 dumpState.setTitlePrinted(true); 9087 } 9088 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 9089 : "Receiver Resolver Table:", " ", packageName, 9090 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9091 dumpState.setTitlePrinted(true); 9092 } 9093 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 9094 : "Service Resolver Table:", " ", packageName, 9095 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9096 dumpState.setTitlePrinted(true); 9097 } 9098 } 9099 9100 if (dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 9101 if (mSettings.mPreferredActivities.dump(pw, 9102 dumpState.getTitlePrinted() ? "\nPreferred Activities:" 9103 : "Preferred Activities:", " ", 9104 packageName, dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9105 dumpState.setTitlePrinted(true); 9106 } 9107 } 9108 9109 if (dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 9110 pw.flush(); 9111 FileOutputStream fout = new FileOutputStream(fd); 9112 BufferedOutputStream str = new BufferedOutputStream(fout); 9113 XmlSerializer serializer = new FastXmlSerializer(); 9114 try { 9115 serializer.setOutput(str, "utf-8"); 9116 serializer.startDocument(null, true); 9117 serializer.setFeature( 9118 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 9119 mSettings.writePreferredActivitiesLPr(serializer); 9120 serializer.endDocument(); 9121 serializer.flush(); 9122 } catch (IllegalArgumentException e) { 9123 pw.println("Failed writing: " + e); 9124 } catch (IllegalStateException e) { 9125 pw.println("Failed writing: " + e); 9126 } catch (IOException e) { 9127 pw.println("Failed writing: " + e); 9128 } 9129 } 9130 9131 if (dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 9132 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 9133 } 9134 9135 if (dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 9136 boolean printedSomething = false; 9137 for (PackageParser.Provider p : mProvidersByComponent.values()) { 9138 if (packageName != null && !packageName.equals(p.info.packageName)) { 9139 continue; 9140 } 9141 if (!printedSomething) { 9142 if (dumpState.onTitlePrinted()) 9143 pw.println(" "); 9144 pw.println("Registered ContentProviders:"); 9145 printedSomething = true; 9146 } 9147 pw.print(" "); pw.print(p.getComponentShortName()); pw.println(":"); 9148 pw.print(" "); pw.println(p.toString()); 9149 } 9150 printedSomething = false; 9151 for (Map.Entry<String, PackageParser.Provider> entry : mProviders.entrySet()) { 9152 PackageParser.Provider p = entry.getValue(); 9153 if (packageName != null && !packageName.equals(p.info.packageName)) { 9154 continue; 9155 } 9156 if (!printedSomething) { 9157 if (dumpState.onTitlePrinted()) 9158 pw.println(" "); 9159 pw.println("ContentProvider Authorities:"); 9160 printedSomething = true; 9161 } 9162 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 9163 pw.print(" "); pw.println(p.toString()); 9164 if (p.info != null && p.info.applicationInfo != null) { 9165 final String appInfo = p.info.applicationInfo.toString(); 9166 pw.print(" applicationInfo="); pw.println(appInfo); 9167 } 9168 } 9169 } 9170 9171 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 9172 mSettings.dumpPackagesLPr(pw, packageName, dumpState); 9173 } 9174 9175 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 9176 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 9177 } 9178 9179 if (dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 9180 if (dumpState.onTitlePrinted()) 9181 pw.println(" "); 9182 mSettings.dumpReadMessagesLPr(pw, dumpState); 9183 9184 pw.println(" "); 9185 pw.println("Package warning messages:"); 9186 final File fname = getSettingsProblemFile(); 9187 FileInputStream in = null; 9188 try { 9189 in = new FileInputStream(fname); 9190 final int avail = in.available(); 9191 final byte[] data = new byte[avail]; 9192 in.read(data); 9193 pw.print(new String(data)); 9194 } catch (FileNotFoundException e) { 9195 } catch (IOException e) { 9196 } finally { 9197 if (in != null) { 9198 try { 9199 in.close(); 9200 } catch (IOException e) { 9201 } 9202 } 9203 } 9204 } 9205 } 9206 } 9207 9208 // ------- apps on sdcard specific code ------- 9209 static final boolean DEBUG_SD_INSTALL = false; 9210 9211 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 9212 9213 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 9214 9215 private boolean mMediaMounted = false; 9216 9217 private String getEncryptKey() { 9218 try { 9219 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 9220 SD_ENCRYPTION_KEYSTORE_NAME); 9221 if (sdEncKey == null) { 9222 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 9223 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 9224 if (sdEncKey == null) { 9225 Slog.e(TAG, "Failed to create encryption keys"); 9226 return null; 9227 } 9228 } 9229 return sdEncKey; 9230 } catch (NoSuchAlgorithmException nsae) { 9231 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 9232 return null; 9233 } catch (IOException ioe) { 9234 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 9235 return null; 9236 } 9237 9238 } 9239 9240 /* package */static String getTempContainerId() { 9241 int tmpIdx = 1; 9242 String list[] = PackageHelper.getSecureContainerList(); 9243 if (list != null) { 9244 for (final String name : list) { 9245 // Ignore null and non-temporary container entries 9246 if (name == null || !name.startsWith(mTempContainerPrefix)) { 9247 continue; 9248 } 9249 9250 String subStr = name.substring(mTempContainerPrefix.length()); 9251 try { 9252 int cid = Integer.parseInt(subStr); 9253 if (cid >= tmpIdx) { 9254 tmpIdx = cid + 1; 9255 } 9256 } catch (NumberFormatException e) { 9257 } 9258 } 9259 } 9260 return mTempContainerPrefix + tmpIdx; 9261 } 9262 9263 /* 9264 * Update media status on PackageManager. 9265 */ 9266 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 9267 int callingUid = Binder.getCallingUid(); 9268 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 9269 throw new SecurityException("Media status can only be updated by the system"); 9270 } 9271 // reader; this apparently protects mMediaMounted, but should probably 9272 // be a different lock in that case. 9273 synchronized (mPackages) { 9274 Log.i(TAG, "Updating external media status from " 9275 + (mMediaMounted ? "mounted" : "unmounted") + " to " 9276 + (mediaStatus ? "mounted" : "unmounted")); 9277 if (DEBUG_SD_INSTALL) 9278 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 9279 + ", mMediaMounted=" + mMediaMounted); 9280 if (mediaStatus == mMediaMounted) { 9281 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 9282 : 0, -1); 9283 mHandler.sendMessage(msg); 9284 return; 9285 } 9286 mMediaMounted = mediaStatus; 9287 } 9288 // Queue up an async operation since the package installation may take a 9289 // little while. 9290 mHandler.post(new Runnable() { 9291 public void run() { 9292 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 9293 } 9294 }); 9295 } 9296 9297 /** 9298 * Called by MountService when the initial ASECs to scan are available. 9299 * Should block until all the ASEC containers are finished being scanned. 9300 */ 9301 public void scanAvailableAsecs() { 9302 updateExternalMediaStatusInner(true, false, false); 9303 } 9304 9305 /* 9306 * Collect information of applications on external media, map them against 9307 * existing containers and update information based on current mount status. 9308 * Please note that we always have to report status if reportStatus has been 9309 * set to true especially when unloading packages. 9310 */ 9311 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 9312 boolean externalStorage) { 9313 // Collection of uids 9314 int uidArr[] = null; 9315 // Collection of stale containers 9316 HashSet<String> removeCids = new HashSet<String>(); 9317 // Collection of packages on external media with valid containers. 9318 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 9319 // Get list of secure containers. 9320 final String list[] = PackageHelper.getSecureContainerList(); 9321 if (list == null || list.length == 0) { 9322 Log.i(TAG, "No secure containers on sdcard"); 9323 } else { 9324 // Process list of secure containers and categorize them 9325 // as active or stale based on their package internal state. 9326 int uidList[] = new int[list.length]; 9327 int num = 0; 9328 // reader 9329 synchronized (mPackages) { 9330 for (String cid : list) { 9331 if (DEBUG_SD_INSTALL) 9332 Log.i(TAG, "Processing container " + cid); 9333 String pkgName = getAsecPackageName(cid); 9334 if (pkgName == null) { 9335 if (DEBUG_SD_INSTALL) 9336 Log.i(TAG, "Container : " + cid + " stale"); 9337 removeCids.add(cid); 9338 continue; 9339 } 9340 if (DEBUG_SD_INSTALL) 9341 Log.i(TAG, "Looking for pkg : " + pkgName); 9342 9343 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9344 if (ps == null) { 9345 Log.i(TAG, "Deleting container with no matching settings " + cid); 9346 removeCids.add(cid); 9347 continue; 9348 } 9349 9350 /* 9351 * Skip packages that are not external if we're unmounting 9352 * external storage. 9353 */ 9354 if (externalStorage && !isMounted && !isExternal(ps)) { 9355 continue; 9356 } 9357 9358 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 9359 // The package status is changed only if the code path 9360 // matches between settings and the container id. 9361 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 9362 if (DEBUG_SD_INSTALL) { 9363 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 9364 + " at code path: " + ps.codePathString); 9365 } 9366 9367 // We do have a valid package installed on sdcard 9368 processCids.put(args, ps.codePathString); 9369 final int uid = ps.appId; 9370 if (uid != -1) { 9371 uidList[num++] = uid; 9372 } 9373 } else { 9374 Log.i(TAG, "Deleting stale container for " + cid); 9375 removeCids.add(cid); 9376 } 9377 } 9378 } 9379 9380 if (num > 0) { 9381 // Sort uid list 9382 Arrays.sort(uidList, 0, num); 9383 // Throw away duplicates 9384 uidArr = new int[num]; 9385 uidArr[0] = uidList[0]; 9386 int di = 0; 9387 for (int i = 1; i < num; i++) { 9388 if (uidList[i - 1] != uidList[i]) { 9389 uidArr[di++] = uidList[i]; 9390 } 9391 } 9392 } 9393 } 9394 // Process packages with valid entries. 9395 if (isMounted) { 9396 if (DEBUG_SD_INSTALL) 9397 Log.i(TAG, "Loading packages"); 9398 loadMediaPackages(processCids, uidArr, removeCids); 9399 startCleaningPackages(-1); 9400 } else { 9401 if (DEBUG_SD_INSTALL) 9402 Log.i(TAG, "Unloading packages"); 9403 unloadMediaPackages(processCids, uidArr, reportStatus); 9404 } 9405 } 9406 9407 private void sendResourcesChangedBroadcast(boolean mediaStatus, ArrayList<String> pkgList, 9408 int uidArr[], IIntentReceiver finishedReceiver) { 9409 int size = pkgList.size(); 9410 if (size > 0) { 9411 // Send broadcasts here 9412 Bundle extras = new Bundle(); 9413 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 9414 .toArray(new String[size])); 9415 if (uidArr != null) { 9416 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 9417 } 9418 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 9419 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 9420 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 9421 } 9422 } 9423 9424 /* 9425 * Look at potentially valid container ids from processCids If package 9426 * information doesn't match the one on record or package scanning fails, 9427 * the cid is added to list of removeCids. We currently don't delete stale 9428 * containers. 9429 */ 9430 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9431 HashSet<String> removeCids) { 9432 ArrayList<String> pkgList = new ArrayList<String>(); 9433 Set<AsecInstallArgs> keys = processCids.keySet(); 9434 boolean doGc = false; 9435 for (AsecInstallArgs args : keys) { 9436 String codePath = processCids.get(args); 9437 if (DEBUG_SD_INSTALL) 9438 Log.i(TAG, "Loading container : " + args.cid); 9439 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9440 try { 9441 // Make sure there are no container errors first. 9442 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 9443 Slog.e(TAG, "Failed to mount cid : " + args.cid 9444 + " when installing from sdcard"); 9445 continue; 9446 } 9447 // Check code path here. 9448 if (codePath == null || !codePath.equals(args.getCodePath())) { 9449 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 9450 + " does not match one in settings " + codePath); 9451 continue; 9452 } 9453 // Parse package 9454 int parseFlags = mDefParseFlags; 9455 if (args.isExternal()) { 9456 parseFlags |= PackageParser.PARSE_ON_SDCARD; 9457 } 9458 if (args.isFwdLocked()) { 9459 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 9460 } 9461 9462 doGc = true; 9463 synchronized (mInstallLock) { 9464 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 9465 0, 0, null); 9466 // Scan the package 9467 if (pkg != null) { 9468 /* 9469 * TODO why is the lock being held? doPostInstall is 9470 * called in other places without the lock. This needs 9471 * to be straightened out. 9472 */ 9473 // writer 9474 synchronized (mPackages) { 9475 retCode = PackageManager.INSTALL_SUCCEEDED; 9476 pkgList.add(pkg.packageName); 9477 // Post process args 9478 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 9479 pkg.applicationInfo.uid); 9480 } 9481 } else { 9482 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 9483 } 9484 } 9485 9486 } finally { 9487 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 9488 // Don't destroy container here. Wait till gc clears things 9489 // up. 9490 removeCids.add(args.cid); 9491 } 9492 } 9493 } 9494 // writer 9495 synchronized (mPackages) { 9496 // If the platform SDK has changed since the last time we booted, 9497 // we need to re-grant app permission to catch any new ones that 9498 // appear. This is really a hack, and means that apps can in some 9499 // cases get permissions that the user didn't initially explicitly 9500 // allow... it would be nice to have some better way to handle 9501 // this situation. 9502 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 9503 if (regrantPermissions) 9504 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 9505 + mSdkVersion + "; regranting permissions for external storage"); 9506 mSettings.mExternalSdkPlatform = mSdkVersion; 9507 9508 // Make sure group IDs have been assigned, and any permission 9509 // changes in other apps are accounted for 9510 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 9511 | (regrantPermissions 9512 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 9513 : 0)); 9514 // can downgrade to reader 9515 // Persist settings 9516 mSettings.writeLPr(); 9517 } 9518 // Send a broadcast to let everyone know we are done processing 9519 if (pkgList.size() > 0) { 9520 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9521 } 9522 // Force gc to avoid any stale parser references that we might have. 9523 if (doGc) { 9524 Runtime.getRuntime().gc(); 9525 } 9526 // List stale containers and destroy stale temporary containers. 9527 if (removeCids != null) { 9528 for (String cid : removeCids) { 9529 if (cid.startsWith(mTempContainerPrefix)) { 9530 Log.i(TAG, "Destroying stale temporary container " + cid); 9531 PackageHelper.destroySdDir(cid); 9532 } else { 9533 Log.w(TAG, "Container " + cid + " is stale"); 9534 } 9535 } 9536 } 9537 } 9538 9539 /* 9540 * Utility method to unload a list of specified containers 9541 */ 9542 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 9543 // Just unmount all valid containers. 9544 for (AsecInstallArgs arg : cidArgs) { 9545 synchronized (mInstallLock) { 9546 arg.doPostDeleteLI(false); 9547 } 9548 } 9549 } 9550 9551 /* 9552 * Unload packages mounted on external media. This involves deleting package 9553 * data from internal structures, sending broadcasts about diabled packages, 9554 * gc'ing to free up references, unmounting all secure containers 9555 * corresponding to packages on external media, and posting a 9556 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 9557 * that we always have to post this message if status has been requested no 9558 * matter what. 9559 */ 9560 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9561 final boolean reportStatus) { 9562 if (DEBUG_SD_INSTALL) 9563 Log.i(TAG, "unloading media packages"); 9564 ArrayList<String> pkgList = new ArrayList<String>(); 9565 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 9566 final Set<AsecInstallArgs> keys = processCids.keySet(); 9567 for (AsecInstallArgs args : keys) { 9568 String pkgName = args.getPackageName(); 9569 if (DEBUG_SD_INSTALL) 9570 Log.i(TAG, "Trying to unload pkg : " + pkgName); 9571 // Delete package internally 9572 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 9573 synchronized (mInstallLock) { 9574 boolean res = deletePackageLI(pkgName, null, false, 9575 PackageManager.DELETE_KEEP_DATA, outInfo, false); 9576 if (res) { 9577 pkgList.add(pkgName); 9578 } else { 9579 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 9580 failedList.add(args); 9581 } 9582 } 9583 } 9584 9585 // reader 9586 synchronized (mPackages) { 9587 // We didn't update the settings after removing each package; 9588 // write them now for all packages. 9589 mSettings.writeLPr(); 9590 } 9591 9592 // We have to absolutely send UPDATED_MEDIA_STATUS only 9593 // after confirming that all the receivers processed the ordered 9594 // broadcast when packages get disabled, force a gc to clean things up. 9595 // and unload all the containers. 9596 if (pkgList.size() > 0) { 9597 sendResourcesChangedBroadcast(false, pkgList, uidArr, new IIntentReceiver.Stub() { 9598 public void performReceive(Intent intent, int resultCode, String data, 9599 Bundle extras, boolean ordered, boolean sticky) throws RemoteException { 9600 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 9601 reportStatus ? 1 : 0, 1, keys); 9602 mHandler.sendMessage(msg); 9603 } 9604 }); 9605 } else { 9606 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 9607 keys); 9608 mHandler.sendMessage(msg); 9609 } 9610 } 9611 9612 /** Binder call */ 9613 @Override 9614 public void movePackage(final String packageName, final IPackageMoveObserver observer, 9615 final int flags) { 9616 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 9617 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 9618 int returnCode = PackageManager.MOVE_SUCCEEDED; 9619 int currFlags = 0; 9620 int newFlags = 0; 9621 // reader 9622 synchronized (mPackages) { 9623 PackageParser.Package pkg = mPackages.get(packageName); 9624 if (pkg == null) { 9625 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9626 } else { 9627 // Disable moving fwd locked apps and system packages 9628 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 9629 Slog.w(TAG, "Cannot move system application"); 9630 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 9631 } else if (pkg.mOperationPending) { 9632 Slog.w(TAG, "Attempt to move package which has pending operations"); 9633 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 9634 } else { 9635 // Find install location first 9636 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 9637 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 9638 Slog.w(TAG, "Ambigous flags specified for move location."); 9639 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9640 } else { 9641 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 9642 : PackageManager.INSTALL_INTERNAL; 9643 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 9644 : PackageManager.INSTALL_INTERNAL; 9645 9646 if (newFlags == currFlags) { 9647 Slog.w(TAG, "No move required. Trying to move to same location"); 9648 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9649 } else { 9650 if (isForwardLocked(pkg)) { 9651 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9652 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9653 } 9654 } 9655 } 9656 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9657 pkg.mOperationPending = true; 9658 } 9659 } 9660 } 9661 9662 /* 9663 * TODO this next block probably shouldn't be inside the lock. We 9664 * can't guarantee these won't change after this is fired off 9665 * anyway. 9666 */ 9667 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9668 processPendingMove(new MoveParams(null, observer, 0, packageName, 9669 null, -1, user), 9670 returnCode); 9671 } else { 9672 Message msg = mHandler.obtainMessage(INIT_COPY); 9673 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 9674 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 9675 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 9676 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 9677 msg.obj = mp; 9678 mHandler.sendMessage(msg); 9679 } 9680 } 9681 } 9682 9683 private void processPendingMove(final MoveParams mp, final int currentStatus) { 9684 // Queue up an async operation since the package deletion may take a 9685 // little while. 9686 mHandler.post(new Runnable() { 9687 public void run() { 9688 // TODO fix this; this does nothing. 9689 mHandler.removeCallbacks(this); 9690 int returnCode = currentStatus; 9691 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 9692 int uidArr[] = null; 9693 ArrayList<String> pkgList = null; 9694 synchronized (mPackages) { 9695 PackageParser.Package pkg = mPackages.get(mp.packageName); 9696 if (pkg == null) { 9697 Slog.w(TAG, " Package " + mp.packageName 9698 + " doesn't exist. Aborting move"); 9699 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9700 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 9701 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 9702 + mp.srcArgs.getCodePath() + " to " 9703 + pkg.applicationInfo.sourceDir 9704 + " Aborting move and returning error"); 9705 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9706 } else { 9707 uidArr = new int[] { 9708 pkg.applicationInfo.uid 9709 }; 9710 pkgList = new ArrayList<String>(); 9711 pkgList.add(mp.packageName); 9712 } 9713 } 9714 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9715 // Send resources unavailable broadcast 9716 sendResourcesChangedBroadcast(false, pkgList, uidArr, null); 9717 // Update package code and resource paths 9718 synchronized (mInstallLock) { 9719 synchronized (mPackages) { 9720 PackageParser.Package pkg = mPackages.get(mp.packageName); 9721 // Recheck for package again. 9722 if (pkg == null) { 9723 Slog.w(TAG, " Package " + mp.packageName 9724 + " doesn't exist. Aborting move"); 9725 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9726 } else if (!mp.srcArgs.getCodePath().equals( 9727 pkg.applicationInfo.sourceDir)) { 9728 Slog.w(TAG, "Package " + mp.packageName 9729 + " code path changed from " + mp.srcArgs.getCodePath() 9730 + " to " + pkg.applicationInfo.sourceDir 9731 + " Aborting move and returning error"); 9732 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9733 } else { 9734 final String oldCodePath = pkg.mPath; 9735 final String newCodePath = mp.targetArgs.getCodePath(); 9736 final String newResPath = mp.targetArgs.getResourcePath(); 9737 final String newNativePath = mp.targetArgs 9738 .getNativeLibraryPath(); 9739 9740 try { 9741 final File newNativeDir = new File(newNativePath); 9742 9743 final String libParentDir = newNativeDir.getParentFile() 9744 .getCanonicalPath(); 9745 if (newNativeDir.getParentFile().getCanonicalPath() 9746 .equals(pkg.applicationInfo.dataDir)) { 9747 if (mInstaller 9748 .unlinkNativeLibraryDirectory(pkg.applicationInfo.dataDir) < 0) { 9749 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9750 } else { 9751 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 9752 new File(newCodePath), newNativeDir); 9753 } 9754 } else { 9755 if (mInstaller.linkNativeLibraryDirectory( 9756 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9757 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9758 } 9759 } 9760 } catch (IOException e) { 9761 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9762 } 9763 9764 9765 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9766 pkg.mPath = newCodePath; 9767 // Move dex files around 9768 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 9769 // Moving of dex files failed. Set 9770 // error code and abort move. 9771 pkg.mPath = pkg.mScanPath; 9772 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9773 } 9774 } 9775 9776 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9777 pkg.mScanPath = newCodePath; 9778 pkg.applicationInfo.sourceDir = newCodePath; 9779 pkg.applicationInfo.publicSourceDir = newResPath; 9780 pkg.applicationInfo.nativeLibraryDir = newNativePath; 9781 PackageSetting ps = (PackageSetting) pkg.mExtras; 9782 ps.codePath = new File(pkg.applicationInfo.sourceDir); 9783 ps.codePathString = ps.codePath.getPath(); 9784 ps.resourcePath = new File( 9785 pkg.applicationInfo.publicSourceDir); 9786 ps.resourcePathString = ps.resourcePath.getPath(); 9787 ps.nativeLibraryPathString = newNativePath; 9788 // Set the application info flag 9789 // correctly. 9790 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 9791 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 9792 } else { 9793 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 9794 } 9795 ps.setFlags(pkg.applicationInfo.flags); 9796 mAppDirs.remove(oldCodePath); 9797 mAppDirs.put(newCodePath, pkg); 9798 // Persist settings 9799 mSettings.writeLPr(); 9800 } 9801 } 9802 } 9803 } 9804 // Send resources available broadcast 9805 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9806 } 9807 } 9808 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9809 // Clean up failed installation 9810 if (mp.targetArgs != null) { 9811 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 9812 -1); 9813 } 9814 } else { 9815 // Force a gc to clear things up. 9816 Runtime.getRuntime().gc(); 9817 // Delete older code 9818 synchronized (mInstallLock) { 9819 mp.srcArgs.doPostDeleteLI(true); 9820 } 9821 } 9822 9823 // Allow more operations on this file if we didn't fail because 9824 // an operation was already pending for this package. 9825 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 9826 synchronized (mPackages) { 9827 PackageParser.Package pkg = mPackages.get(mp.packageName); 9828 if (pkg != null) { 9829 pkg.mOperationPending = false; 9830 } 9831 } 9832 } 9833 9834 IPackageMoveObserver observer = mp.observer; 9835 if (observer != null) { 9836 try { 9837 observer.packageMoved(mp.packageName, returnCode); 9838 } catch (RemoteException e) { 9839 Log.i(TAG, "Observer no longer exists."); 9840 } 9841 } 9842 } 9843 }); 9844 } 9845 9846 public boolean setInstallLocation(int loc) { 9847 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 9848 null); 9849 if (getInstallLocation() == loc) { 9850 return true; 9851 } 9852 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 9853 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 9854 android.provider.Settings.System.putInt(mContext.getContentResolver(), 9855 android.provider.Settings.Secure.DEFAULT_INSTALL_LOCATION, loc); 9856 return true; 9857 } 9858 return false; 9859 } 9860 9861 public int getInstallLocation() { 9862 return android.provider.Settings.System.getInt(mContext.getContentResolver(), 9863 android.provider.Settings.Secure.DEFAULT_INSTALL_LOCATION, 9864 PackageHelper.APP_INSTALL_AUTO); 9865 } 9866 9867 /** Called by UserManagerService */ 9868 void cleanUpUserLILPw(int userHandle) { 9869 // Disable all the packages for the user first 9870 Set<Entry<String, PackageSetting>> entries = mSettings.mPackages.entrySet(); 9871 for (Entry<String, PackageSetting> entry : entries) { 9872 entry.getValue().removeUser(userHandle); 9873 } 9874 if (mDirtyUsers.remove(userHandle)); 9875 mSettings.removeUserLPr(userHandle); 9876 if (mInstaller != null) { 9877 // Technically, we shouldn't be doing this with the package lock 9878 // held. However, this is very rare, and there is already so much 9879 // other disk I/O going on, that we'll let it slide for now. 9880 mInstaller.removeUserDataDirs(userHandle); 9881 } 9882 } 9883 9884 /** Called by UserManagerService */ 9885 void createNewUserLILPw(int userHandle, File path) { 9886 if (mInstaller != null) { 9887 path.mkdir(); 9888 FileUtils.setPermissions(path.toString(), FileUtils.S_IRWXU | FileUtils.S_IRWXG 9889 | FileUtils.S_IXOTH, -1, -1); 9890 for (PackageSetting ps : mSettings.mPackages.values()) { 9891 // Only system apps are initially installed. 9892 ps.setInstalled((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) != 0, userHandle); 9893 // Need to create a data directory for all apps under this user. 9894 mInstaller.createUserData(ps.name, 9895 UserHandle.getUid(userHandle, ps.appId), userHandle); 9896 } 9897 mSettings.writePackageRestrictionsLPr(userHandle); 9898 } 9899 } 9900 9901 @Override 9902 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 9903 mContext.enforceCallingOrSelfPermission( 9904 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9905 "Only package verification agents can read the verifier device identity"); 9906 9907 synchronized (mPackages) { 9908 return mSettings.getVerifierDeviceIdentityLPw(); 9909 } 9910 } 9911 9912 @Override 9913 public void setPermissionEnforced(String permission, boolean enforced) { 9914 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 9915 if (READ_EXTERNAL_STORAGE.equals(permission)) { 9916 synchronized (mPackages) { 9917 if (mSettings.mReadExternalStorageEnforced == null 9918 || mSettings.mReadExternalStorageEnforced != enforced) { 9919 mSettings.mReadExternalStorageEnforced = enforced; 9920 mSettings.writeLPr(); 9921 9922 // kill any non-foreground processes so we restart them and 9923 // grant/revoke the GID. 9924 final IActivityManager am = ActivityManagerNative.getDefault(); 9925 if (am != null) { 9926 final long token = Binder.clearCallingIdentity(); 9927 try { 9928 am.killProcessesBelowForeground("setPermissionEnforcement"); 9929 } catch (RemoteException e) { 9930 } finally { 9931 Binder.restoreCallingIdentity(token); 9932 } 9933 } 9934 } 9935 } 9936 } else { 9937 throw new IllegalArgumentException("No selective enforcement for " + permission); 9938 } 9939 } 9940 9941 @Override 9942 public boolean isPermissionEnforced(String permission) { 9943 synchronized (mPackages) { 9944 return isPermissionEnforcedLocked(permission); 9945 } 9946 } 9947 9948 private boolean isPermissionEnforcedLocked(String permission) { 9949 if (READ_EXTERNAL_STORAGE.equals(permission)) { 9950 if (mSettings.mReadExternalStorageEnforced != null) { 9951 return mSettings.mReadExternalStorageEnforced; 9952 } else { 9953 // if user hasn't defined, fall back to secure default 9954 return Secure.getInt(mContext.getContentResolver(), 9955 Secure.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT, 0) != 0; 9956 } 9957 } else { 9958 return true; 9959 } 9960 } 9961 9962 public boolean isStorageLow() { 9963 final long token = Binder.clearCallingIdentity(); 9964 try { 9965 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 9966 .getService(DeviceStorageMonitorService.SERVICE); 9967 return dsm.isMemoryLow(); 9968 } finally { 9969 Binder.restoreCallingIdentity(token); 9970 } 9971 } 9972} 9973