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