PackageManagerService.java revision 38f8688baeb0f610a47c17bb7810349502d62ab6
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 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1013 mUserAppDataDir = new File(dataDir, "user"); 1014 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1015 1016 sUserManager = new UserManagerService(context, this, 1017 mInstallLock, mPackages); 1018 1019 readPermissions(); 1020 1021 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 1022 long startTime = SystemClock.uptimeMillis(); 1023 1024 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1025 startTime); 1026 1027 // Set flag to monitor and not change apk file paths when 1028 // scanning install directories. 1029 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1030 if (mNoDexOpt) { 1031 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1032 scanMode |= SCAN_NO_DEX; 1033 } 1034 1035 final HashSet<String> libFiles = new HashSet<String>(); 1036 1037 mFrameworkDir = new File(Environment.getRootDirectory(), "framework"); 1038 mDalvikCacheDir = new File(dataDir, "dalvik-cache"); 1039 1040 boolean didDexOpt = false; 1041 1042 /** 1043 * Out of paranoia, ensure that everything in the boot class 1044 * path has been dexed. 1045 */ 1046 String bootClassPath = System.getProperty("java.boot.class.path"); 1047 if (bootClassPath != null) { 1048 String[] paths = splitString(bootClassPath, ':'); 1049 for (int i=0; i<paths.length; i++) { 1050 try { 1051 if (dalvik.system.DexFile.isDexOptNeeded(paths[i])) { 1052 libFiles.add(paths[i]); 1053 mInstaller.dexopt(paths[i], Process.SYSTEM_UID, true); 1054 didDexOpt = true; 1055 } 1056 } catch (FileNotFoundException e) { 1057 Slog.w(TAG, "Boot class path not found: " + paths[i]); 1058 } catch (IOException e) { 1059 Slog.w(TAG, "Cannot dexopt " + paths[i] + "; is it an APK or JAR? " 1060 + e.getMessage()); 1061 } 1062 } 1063 } else { 1064 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1065 } 1066 1067 /** 1068 * Also ensure all external libraries have had dexopt run on them. 1069 */ 1070 if (mSharedLibraries.size() > 0) { 1071 Iterator<String> libs = mSharedLibraries.values().iterator(); 1072 while (libs.hasNext()) { 1073 String lib = libs.next(); 1074 try { 1075 if (dalvik.system.DexFile.isDexOptNeeded(lib)) { 1076 libFiles.add(lib); 1077 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1078 didDexOpt = true; 1079 } 1080 } catch (FileNotFoundException e) { 1081 Slog.w(TAG, "Library not found: " + lib); 1082 } catch (IOException e) { 1083 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1084 + e.getMessage()); 1085 } 1086 } 1087 } 1088 1089 // Gross hack for now: we know this file doesn't contain any 1090 // code, so don't dexopt it to avoid the resulting log spew. 1091 libFiles.add(mFrameworkDir.getPath() + "/framework-res.apk"); 1092 1093 /** 1094 * And there are a number of commands implemented in Java, which 1095 * we currently need to do the dexopt on so that they can be 1096 * run from a non-root shell. 1097 */ 1098 String[] frameworkFiles = mFrameworkDir.list(); 1099 if (frameworkFiles != null) { 1100 for (int i=0; i<frameworkFiles.length; i++) { 1101 File libPath = new File(mFrameworkDir, frameworkFiles[i]); 1102 String path = libPath.getPath(); 1103 // Skip the file if we alrady did it. 1104 if (libFiles.contains(path)) { 1105 continue; 1106 } 1107 // Skip the file if it is not a type we want to dexopt. 1108 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1109 continue; 1110 } 1111 try { 1112 if (dalvik.system.DexFile.isDexOptNeeded(path)) { 1113 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1114 didDexOpt = true; 1115 } 1116 } catch (FileNotFoundException e) { 1117 Slog.w(TAG, "Jar not found: " + path); 1118 } catch (IOException e) { 1119 Slog.w(TAG, "Exception reading jar: " + path, e); 1120 } 1121 } 1122 } 1123 1124 if (didDexOpt) { 1125 // If we had to do a dexopt of one of the previous 1126 // things, then something on the system has changed. 1127 // Consider this significant, and wipe away all other 1128 // existing dexopt files to ensure we don't leave any 1129 // dangling around. 1130 String[] files = mDalvikCacheDir.list(); 1131 if (files != null) { 1132 for (int i=0; i<files.length; i++) { 1133 String fn = files[i]; 1134 if (fn.startsWith("data@app@") 1135 || fn.startsWith("data@app-private@")) { 1136 Slog.i(TAG, "Pruning dalvik file: " + fn); 1137 (new File(mDalvikCacheDir, fn)).delete(); 1138 } 1139 } 1140 } 1141 } 1142 1143 // Find base frameworks (resource packages without code). 1144 mFrameworkInstallObserver = new AppDirObserver( 1145 mFrameworkDir.getPath(), OBSERVER_EVENTS, true); 1146 mFrameworkInstallObserver.startWatching(); 1147 scanDirLI(mFrameworkDir, PackageParser.PARSE_IS_SYSTEM 1148 | PackageParser.PARSE_IS_SYSTEM_DIR, 1149 scanMode | SCAN_NO_DEX, 0); 1150 1151 // Collect all system packages. 1152 mSystemAppDir = new File(Environment.getRootDirectory(), "app"); 1153 mSystemInstallObserver = new AppDirObserver( 1154 mSystemAppDir.getPath(), OBSERVER_EVENTS, true); 1155 mSystemInstallObserver.startWatching(); 1156 scanDirLI(mSystemAppDir, PackageParser.PARSE_IS_SYSTEM 1157 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1158 1159 // Collect all vendor packages. 1160 mVendorAppDir = new File("/vendor/app"); 1161 mVendorInstallObserver = new AppDirObserver( 1162 mVendorAppDir.getPath(), OBSERVER_EVENTS, true); 1163 mVendorInstallObserver.startWatching(); 1164 scanDirLI(mVendorAppDir, PackageParser.PARSE_IS_SYSTEM 1165 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1166 1167 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1168 mInstaller.moveFiles(); 1169 1170 // Prune any system packages that no longer exist. 1171 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1172 if (!mOnlyCore) { 1173 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1174 while (psit.hasNext()) { 1175 PackageSetting ps = psit.next(); 1176 1177 /* 1178 * If this is not a system app, it can't be a 1179 * disable system app. 1180 */ 1181 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1182 continue; 1183 } 1184 1185 /* 1186 * If the package is scanned, it's not erased. 1187 */ 1188 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1189 if (scannedPkg != null) { 1190 /* 1191 * If the system app is both scanned and in the 1192 * disabled packages list, then it must have been 1193 * added via OTA. Remove it from the currently 1194 * scanned package so the previously user-installed 1195 * application can be scanned. 1196 */ 1197 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1198 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1199 + "; removing system app"); 1200 removePackageLI(ps, true); 1201 } 1202 1203 continue; 1204 } 1205 1206 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1207 psit.remove(); 1208 String msg = "System package " + ps.name 1209 + " no longer exists; wiping its data"; 1210 reportSettingsProblem(Log.WARN, msg); 1211 removeDataDirsLI(ps.name); 1212 } else { 1213 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1214 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1215 possiblyDeletedUpdatedSystemApps.add(ps.name); 1216 } 1217 } 1218 } 1219 } 1220 1221 mAppInstallDir = new File(dataDir, "app"); 1222 mAppLibInstallDir = new File(dataDir, "app-lib"); 1223 //look for any incomplete package installations 1224 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1225 //clean up list 1226 for(int i = 0; i < deletePkgsList.size(); i++) { 1227 //clean up here 1228 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1229 } 1230 //delete tmp files 1231 deleteTempPackageFiles(); 1232 1233 if (!mOnlyCore) { 1234 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1235 SystemClock.uptimeMillis()); 1236 mAppInstallObserver = new AppDirObserver( 1237 mAppInstallDir.getPath(), OBSERVER_EVENTS, false); 1238 mAppInstallObserver.startWatching(); 1239 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1240 1241 mDrmAppInstallObserver = new AppDirObserver( 1242 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false); 1243 mDrmAppInstallObserver.startWatching(); 1244 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1245 scanMode, 0); 1246 1247 /** 1248 * Remove disable package settings for any updated system 1249 * apps that were removed via an OTA. If they're not a 1250 * previously-updated app, remove them completely. 1251 * Otherwise, just revoke their system-level permissions. 1252 */ 1253 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1254 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1255 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1256 1257 String msg; 1258 if (deletedPkg == null) { 1259 msg = "Updated system package " + deletedAppName 1260 + " no longer exists; wiping its data"; 1261 removeDataDirsLI(deletedAppName); 1262 } else { 1263 msg = "Updated system app + " + deletedAppName 1264 + " no longer present; removing system privileges for " 1265 + deletedAppName; 1266 1267 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1268 1269 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1270 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1271 } 1272 reportSettingsProblem(Log.WARN, msg); 1273 } 1274 } else { 1275 mAppInstallObserver = null; 1276 mDrmAppInstallObserver = null; 1277 } 1278 1279 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1280 SystemClock.uptimeMillis()); 1281 Slog.i(TAG, "Time to scan packages: " 1282 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1283 + " seconds"); 1284 1285 // If the platform SDK has changed since the last time we booted, 1286 // we need to re-grant app permission to catch any new ones that 1287 // appear. This is really a hack, and means that apps can in some 1288 // cases get permissions that the user didn't initially explicitly 1289 // allow... it would be nice to have some better way to handle 1290 // this situation. 1291 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1292 != mSdkVersion; 1293 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1294 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1295 + "; regranting permissions for internal storage"); 1296 mSettings.mInternalSdkPlatform = mSdkVersion; 1297 1298 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1299 | (regrantPermissions 1300 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1301 : 0)); 1302 1303 // can downgrade to reader 1304 mSettings.writeLPr(); 1305 1306 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1307 SystemClock.uptimeMillis()); 1308 1309 // Now after opening every single application zip, make sure they 1310 // are all flushed. Not really needed, but keeps things nice and 1311 // tidy. 1312 Runtime.getRuntime().gc(); 1313 1314 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1315 } // synchronized (mPackages) 1316 } // synchronized (mInstallLock) 1317 } 1318 1319 public boolean isFirstBoot() { 1320 return !mRestoredSettings; 1321 } 1322 1323 private String getRequiredVerifierLPr() { 1324 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1325 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1326 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1327 1328 String requiredVerifier = null; 1329 1330 final int N = receivers.size(); 1331 for (int i = 0; i < N; i++) { 1332 final ResolveInfo info = receivers.get(i); 1333 1334 if (info.activityInfo == null) { 1335 continue; 1336 } 1337 1338 final String packageName = info.activityInfo.packageName; 1339 1340 final PackageSetting ps = mSettings.mPackages.get(packageName); 1341 if (ps == null) { 1342 continue; 1343 } 1344 1345 if (!ps.grantedPermissions 1346 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1347 continue; 1348 } 1349 1350 if (requiredVerifier != null) { 1351 throw new RuntimeException("There can be only one required verifier"); 1352 } 1353 1354 requiredVerifier = packageName; 1355 } 1356 1357 return requiredVerifier; 1358 } 1359 1360 @Override 1361 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1362 throws RemoteException { 1363 try { 1364 return super.onTransact(code, data, reply, flags); 1365 } catch (RuntimeException e) { 1366 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1367 Slog.e(TAG, "Package Manager Crash", e); 1368 } 1369 throw e; 1370 } 1371 } 1372 1373 void cleanupInstallFailedPackage(PackageSetting ps) { 1374 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1375 removeDataDirsLI(ps.name); 1376 if (ps.codePath != null) { 1377 if (!ps.codePath.delete()) { 1378 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1379 } 1380 } 1381 if (ps.resourcePath != null) { 1382 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1383 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1384 } 1385 } 1386 mSettings.removePackageLPw(ps.name); 1387 } 1388 1389 void readPermissions() { 1390 // Read permissions from .../etc/permission directory. 1391 File libraryDir = new File(Environment.getRootDirectory(), "etc/permissions"); 1392 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1393 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1394 return; 1395 } 1396 if (!libraryDir.canRead()) { 1397 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1398 return; 1399 } 1400 1401 // Iterate over the files in the directory and scan .xml files 1402 for (File f : libraryDir.listFiles()) { 1403 // We'll read platform.xml last 1404 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1405 continue; 1406 } 1407 1408 if (!f.getPath().endsWith(".xml")) { 1409 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1410 continue; 1411 } 1412 if (!f.canRead()) { 1413 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1414 continue; 1415 } 1416 1417 readPermissionsFromXml(f); 1418 } 1419 1420 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1421 final File permFile = new File(Environment.getRootDirectory(), 1422 "etc/permissions/platform.xml"); 1423 readPermissionsFromXml(permFile); 1424 } 1425 1426 private void readPermissionsFromXml(File permFile) { 1427 FileReader permReader = null; 1428 try { 1429 permReader = new FileReader(permFile); 1430 } catch (FileNotFoundException e) { 1431 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1432 return; 1433 } 1434 1435 try { 1436 XmlPullParser parser = Xml.newPullParser(); 1437 parser.setInput(permReader); 1438 1439 XmlUtils.beginDocument(parser, "permissions"); 1440 1441 while (true) { 1442 XmlUtils.nextElement(parser); 1443 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1444 break; 1445 } 1446 1447 String name = parser.getName(); 1448 if ("group".equals(name)) { 1449 String gidStr = parser.getAttributeValue(null, "gid"); 1450 if (gidStr != null) { 1451 int gid = Integer.parseInt(gidStr); 1452 mGlobalGids = appendInt(mGlobalGids, gid); 1453 } else { 1454 Slog.w(TAG, "<group> without gid at " 1455 + parser.getPositionDescription()); 1456 } 1457 1458 XmlUtils.skipCurrentTag(parser); 1459 continue; 1460 } else if ("permission".equals(name)) { 1461 String perm = parser.getAttributeValue(null, "name"); 1462 if (perm == null) { 1463 Slog.w(TAG, "<permission> without name at " 1464 + parser.getPositionDescription()); 1465 XmlUtils.skipCurrentTag(parser); 1466 continue; 1467 } 1468 perm = perm.intern(); 1469 readPermission(parser, perm); 1470 1471 } else if ("assign-permission".equals(name)) { 1472 String perm = parser.getAttributeValue(null, "name"); 1473 if (perm == null) { 1474 Slog.w(TAG, "<assign-permission> without name at " 1475 + parser.getPositionDescription()); 1476 XmlUtils.skipCurrentTag(parser); 1477 continue; 1478 } 1479 String uidStr = parser.getAttributeValue(null, "uid"); 1480 if (uidStr == null) { 1481 Slog.w(TAG, "<assign-permission> without uid at " 1482 + parser.getPositionDescription()); 1483 XmlUtils.skipCurrentTag(parser); 1484 continue; 1485 } 1486 int uid = Process.getUidForName(uidStr); 1487 if (uid < 0) { 1488 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1489 + uidStr + "\" at " 1490 + parser.getPositionDescription()); 1491 XmlUtils.skipCurrentTag(parser); 1492 continue; 1493 } 1494 perm = perm.intern(); 1495 HashSet<String> perms = mSystemPermissions.get(uid); 1496 if (perms == null) { 1497 perms = new HashSet<String>(); 1498 mSystemPermissions.put(uid, perms); 1499 } 1500 perms.add(perm); 1501 XmlUtils.skipCurrentTag(parser); 1502 1503 } else if ("library".equals(name)) { 1504 String lname = parser.getAttributeValue(null, "name"); 1505 String lfile = parser.getAttributeValue(null, "file"); 1506 if (lname == null) { 1507 Slog.w(TAG, "<library> without name at " 1508 + parser.getPositionDescription()); 1509 } else if (lfile == null) { 1510 Slog.w(TAG, "<library> without file at " 1511 + parser.getPositionDescription()); 1512 } else { 1513 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1514 mSharedLibraries.put(lname, lfile); 1515 } 1516 XmlUtils.skipCurrentTag(parser); 1517 continue; 1518 1519 } else if ("feature".equals(name)) { 1520 String fname = parser.getAttributeValue(null, "name"); 1521 if (fname == null) { 1522 Slog.w(TAG, "<feature> without name at " 1523 + parser.getPositionDescription()); 1524 } else { 1525 //Log.i(TAG, "Got feature " + fname); 1526 FeatureInfo fi = new FeatureInfo(); 1527 fi.name = fname; 1528 mAvailableFeatures.put(fname, fi); 1529 } 1530 XmlUtils.skipCurrentTag(parser); 1531 continue; 1532 1533 } else { 1534 XmlUtils.skipCurrentTag(parser); 1535 continue; 1536 } 1537 1538 } 1539 permReader.close(); 1540 } catch (XmlPullParserException e) { 1541 Slog.w(TAG, "Got execption parsing permissions.", e); 1542 } catch (IOException e) { 1543 Slog.w(TAG, "Got execption parsing permissions.", e); 1544 } 1545 } 1546 1547 void readPermission(XmlPullParser parser, String name) 1548 throws IOException, XmlPullParserException { 1549 1550 name = name.intern(); 1551 1552 BasePermission bp = mSettings.mPermissions.get(name); 1553 if (bp == null) { 1554 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1555 mSettings.mPermissions.put(name, bp); 1556 } 1557 int outerDepth = parser.getDepth(); 1558 int type; 1559 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1560 && (type != XmlPullParser.END_TAG 1561 || parser.getDepth() > outerDepth)) { 1562 if (type == XmlPullParser.END_TAG 1563 || type == XmlPullParser.TEXT) { 1564 continue; 1565 } 1566 1567 String tagName = parser.getName(); 1568 if ("group".equals(tagName)) { 1569 String gidStr = parser.getAttributeValue(null, "gid"); 1570 if (gidStr != null) { 1571 int gid = Process.getGidForName(gidStr); 1572 bp.gids = appendInt(bp.gids, gid); 1573 } else { 1574 Slog.w(TAG, "<group> without gid at " 1575 + parser.getPositionDescription()); 1576 } 1577 } 1578 XmlUtils.skipCurrentTag(parser); 1579 } 1580 } 1581 1582 static int[] appendInts(int[] cur, int[] add) { 1583 if (add == null) return cur; 1584 if (cur == null) return add; 1585 final int N = add.length; 1586 for (int i=0; i<N; i++) { 1587 cur = appendInt(cur, add[i]); 1588 } 1589 return cur; 1590 } 1591 1592 static int[] removeInts(int[] cur, int[] rem) { 1593 if (rem == null) return cur; 1594 if (cur == null) return cur; 1595 final int N = rem.length; 1596 for (int i=0; i<N; i++) { 1597 cur = removeInt(cur, rem[i]); 1598 } 1599 return cur; 1600 } 1601 1602 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1603 if (!sUserManager.exists(userId)) return null; 1604 PackageInfo pi; 1605 final PackageSetting ps = (PackageSetting) p.mExtras; 1606 if (ps == null) { 1607 return null; 1608 } 1609 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1610 final PackageUserState state = ps.readUserState(userId); 1611 pi = PackageParser.generatePackageInfo(p, gp.gids, flags, 1612 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1613 state, userId); 1614 if (pi != null) { 1615 pi.applicationInfo.enabledSetting = state.enabled; 1616 pi.applicationInfo.enabled = 1617 pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_DEFAULT 1618 || pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_ENABLED; 1619 } 1620 return pi; 1621 } 1622 1623 @Override 1624 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1625 if (!sUserManager.exists(userId)) return null; 1626 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1627 // reader 1628 synchronized (mPackages) { 1629 PackageParser.Package p = mPackages.get(packageName); 1630 if (DEBUG_PACKAGE_INFO) 1631 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1632 if (p != null) { 1633 return generatePackageInfo(p, flags, userId); 1634 } 1635 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1636 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1637 } 1638 } 1639 return null; 1640 } 1641 1642 public String[] currentToCanonicalPackageNames(String[] names) { 1643 String[] out = new String[names.length]; 1644 // reader 1645 synchronized (mPackages) { 1646 for (int i=names.length-1; i>=0; i--) { 1647 PackageSetting ps = mSettings.mPackages.get(names[i]); 1648 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1649 } 1650 } 1651 return out; 1652 } 1653 1654 public String[] canonicalToCurrentPackageNames(String[] names) { 1655 String[] out = new String[names.length]; 1656 // reader 1657 synchronized (mPackages) { 1658 for (int i=names.length-1; i>=0; i--) { 1659 String cur = mSettings.mRenamedPackages.get(names[i]); 1660 out[i] = cur != null ? cur : names[i]; 1661 } 1662 } 1663 return out; 1664 } 1665 1666 @Override 1667 public int getPackageUid(String packageName, int userId) { 1668 if (!sUserManager.exists(userId)) return -1; 1669 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1670 // reader 1671 synchronized (mPackages) { 1672 PackageParser.Package p = mPackages.get(packageName); 1673 if(p != null) { 1674 return UserHandle.getUid(userId, p.applicationInfo.uid); 1675 } 1676 PackageSetting ps = mSettings.mPackages.get(packageName); 1677 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1678 return -1; 1679 } 1680 p = ps.pkg; 1681 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1682 } 1683 } 1684 1685 public int[] getPackageGids(String packageName) { 1686 final boolean enforcedDefault = isPermissionEnforcedDefault(READ_EXTERNAL_STORAGE); 1687 // reader 1688 synchronized (mPackages) { 1689 PackageParser.Package p = mPackages.get(packageName); 1690 if (DEBUG_PACKAGE_INFO) 1691 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1692 if (p != null) { 1693 final PackageSetting ps = (PackageSetting)p.mExtras; 1694 final SharedUserSetting suid = ps.sharedUser; 1695 int[] gids = suid != null ? suid.gids : ps.gids; 1696 1697 // include GIDs for any unenforced permissions 1698 if (!isPermissionEnforcedLocked(READ_EXTERNAL_STORAGE, enforcedDefault)) { 1699 final BasePermission basePerm = mSettings.mPermissions.get( 1700 READ_EXTERNAL_STORAGE); 1701 gids = appendInts(gids, basePerm.gids); 1702 } 1703 1704 return gids; 1705 } 1706 } 1707 // stupid thing to indicate an error. 1708 return new int[0]; 1709 } 1710 1711 static final PermissionInfo generatePermissionInfo( 1712 BasePermission bp, int flags) { 1713 if (bp.perm != null) { 1714 return PackageParser.generatePermissionInfo(bp.perm, flags); 1715 } 1716 PermissionInfo pi = new PermissionInfo(); 1717 pi.name = bp.name; 1718 pi.packageName = bp.sourcePackage; 1719 pi.nonLocalizedLabel = bp.name; 1720 pi.protectionLevel = bp.protectionLevel; 1721 return pi; 1722 } 1723 1724 public PermissionInfo getPermissionInfo(String name, int flags) { 1725 // reader 1726 synchronized (mPackages) { 1727 final BasePermission p = mSettings.mPermissions.get(name); 1728 if (p != null) { 1729 return generatePermissionInfo(p, flags); 1730 } 1731 return null; 1732 } 1733 } 1734 1735 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1736 // reader 1737 synchronized (mPackages) { 1738 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1739 for (BasePermission p : mSettings.mPermissions.values()) { 1740 if (group == null) { 1741 if (p.perm == null || p.perm.info.group == null) { 1742 out.add(generatePermissionInfo(p, flags)); 1743 } 1744 } else { 1745 if (p.perm != null && group.equals(p.perm.info.group)) { 1746 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1747 } 1748 } 1749 } 1750 1751 if (out.size() > 0) { 1752 return out; 1753 } 1754 return mPermissionGroups.containsKey(group) ? out : null; 1755 } 1756 } 1757 1758 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1759 // reader 1760 synchronized (mPackages) { 1761 return PackageParser.generatePermissionGroupInfo( 1762 mPermissionGroups.get(name), flags); 1763 } 1764 } 1765 1766 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 1767 // reader 1768 synchronized (mPackages) { 1769 final int N = mPermissionGroups.size(); 1770 ArrayList<PermissionGroupInfo> out 1771 = new ArrayList<PermissionGroupInfo>(N); 1772 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 1773 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 1774 } 1775 return out; 1776 } 1777 } 1778 1779 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 1780 int userId) { 1781 if (!sUserManager.exists(userId)) return null; 1782 PackageSetting ps = mSettings.mPackages.get(packageName); 1783 if (ps != null) { 1784 if (ps.pkg == null) { 1785 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 1786 flags, userId); 1787 if (pInfo != null) { 1788 return pInfo.applicationInfo; 1789 } 1790 return null; 1791 } 1792 return PackageParser.generateApplicationInfo(ps.pkg, flags, 1793 ps.readUserState(userId), userId); 1794 } 1795 return null; 1796 } 1797 1798 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 1799 int userId) { 1800 if (!sUserManager.exists(userId)) return null; 1801 PackageSetting ps = mSettings.mPackages.get(packageName); 1802 if (ps != null) { 1803 PackageParser.Package pkg = ps.pkg; 1804 if (pkg == null) { 1805 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 1806 return null; 1807 } 1808 pkg = new PackageParser.Package(packageName); 1809 pkg.applicationInfo.packageName = packageName; 1810 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 1811 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 1812 pkg.applicationInfo.sourceDir = ps.codePathString; 1813 pkg.applicationInfo.dataDir = 1814 getDataPathForPackage(packageName, 0).getPath(); 1815 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 1816 } 1817 // pkg.mSetEnabled = ps.getEnabled(userId); 1818 // pkg.mSetStopped = ps.getStopped(userId); 1819 return generatePackageInfo(pkg, flags, userId); 1820 } 1821 return null; 1822 } 1823 1824 @Override 1825 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 1826 if (!sUserManager.exists(userId)) return null; 1827 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 1828 // writer 1829 synchronized (mPackages) { 1830 PackageParser.Package p = mPackages.get(packageName); 1831 if (DEBUG_PACKAGE_INFO) Log.v( 1832 TAG, "getApplicationInfo " + packageName 1833 + ": " + p); 1834 if (p != null) { 1835 PackageSetting ps = mSettings.mPackages.get(packageName); 1836 if (ps == null) return null; 1837 // Note: isEnabledLP() does not apply here - always return info 1838 return PackageParser.generateApplicationInfo( 1839 p, flags, ps.readUserState(userId), userId); 1840 } 1841 if ("android".equals(packageName)||"system".equals(packageName)) { 1842 return mAndroidApplication; 1843 } 1844 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1845 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 1846 } 1847 } 1848 return null; 1849 } 1850 1851 1852 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 1853 mContext.enforceCallingOrSelfPermission( 1854 android.Manifest.permission.CLEAR_APP_CACHE, null); 1855 // Queue up an async operation since clearing cache may take a little while. 1856 mHandler.post(new Runnable() { 1857 public void run() { 1858 mHandler.removeCallbacks(this); 1859 int retCode = -1; 1860 synchronized (mInstallLock) { 1861 retCode = mInstaller.freeCache(freeStorageSize); 1862 if (retCode < 0) { 1863 Slog.w(TAG, "Couldn't clear application caches"); 1864 } 1865 } 1866 if (observer != null) { 1867 try { 1868 observer.onRemoveCompleted(null, (retCode >= 0)); 1869 } catch (RemoteException e) { 1870 Slog.w(TAG, "RemoveException when invoking call back"); 1871 } 1872 } 1873 } 1874 }); 1875 } 1876 1877 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 1878 mContext.enforceCallingOrSelfPermission( 1879 android.Manifest.permission.CLEAR_APP_CACHE, null); 1880 // Queue up an async operation since clearing cache may take a little while. 1881 mHandler.post(new Runnable() { 1882 public void run() { 1883 mHandler.removeCallbacks(this); 1884 int retCode = -1; 1885 synchronized (mInstallLock) { 1886 retCode = mInstaller.freeCache(freeStorageSize); 1887 if (retCode < 0) { 1888 Slog.w(TAG, "Couldn't clear application caches"); 1889 } 1890 } 1891 if(pi != null) { 1892 try { 1893 // Callback via pending intent 1894 int code = (retCode >= 0) ? 1 : 0; 1895 pi.sendIntent(null, code, null, 1896 null, null); 1897 } catch (SendIntentException e1) { 1898 Slog.i(TAG, "Failed to send pending intent"); 1899 } 1900 } 1901 } 1902 }); 1903 } 1904 1905 @Override 1906 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 1907 if (!sUserManager.exists(userId)) return null; 1908 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 1909 synchronized (mPackages) { 1910 PackageParser.Activity a = mActivities.mActivities.get(component); 1911 1912 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 1913 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1914 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1915 if (ps == null) return null; 1916 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1917 userId); 1918 } 1919 if (mResolveComponentName.equals(component)) { 1920 return mResolveActivity; 1921 } 1922 } 1923 return null; 1924 } 1925 1926 @Override 1927 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 1928 if (!sUserManager.exists(userId)) return null; 1929 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 1930 synchronized (mPackages) { 1931 PackageParser.Activity a = mReceivers.mActivities.get(component); 1932 if (DEBUG_PACKAGE_INFO) Log.v( 1933 TAG, "getReceiverInfo " + component + ": " + a); 1934 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1935 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1936 if (ps == null) return null; 1937 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1938 userId); 1939 } 1940 } 1941 return null; 1942 } 1943 1944 @Override 1945 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 1946 if (!sUserManager.exists(userId)) return null; 1947 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 1948 synchronized (mPackages) { 1949 PackageParser.Service s = mServices.mServices.get(component); 1950 if (DEBUG_PACKAGE_INFO) Log.v( 1951 TAG, "getServiceInfo " + component + ": " + s); 1952 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 1953 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1954 if (ps == null) return null; 1955 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 1956 userId); 1957 } 1958 } 1959 return null; 1960 } 1961 1962 @Override 1963 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 1964 if (!sUserManager.exists(userId)) return null; 1965 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 1966 synchronized (mPackages) { 1967 PackageParser.Provider p = mProvidersByComponent.get(component); 1968 if (DEBUG_PACKAGE_INFO) Log.v( 1969 TAG, "getProviderInfo " + component + ": " + p); 1970 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 1971 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1972 if (ps == null) return null; 1973 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 1974 userId); 1975 } 1976 } 1977 return null; 1978 } 1979 1980 public String[] getSystemSharedLibraryNames() { 1981 Set<String> libSet; 1982 synchronized (mPackages) { 1983 libSet = mSharedLibraries.keySet(); 1984 int size = libSet.size(); 1985 if (size > 0) { 1986 String[] libs = new String[size]; 1987 libSet.toArray(libs); 1988 return libs; 1989 } 1990 } 1991 return null; 1992 } 1993 1994 public FeatureInfo[] getSystemAvailableFeatures() { 1995 Collection<FeatureInfo> featSet; 1996 synchronized (mPackages) { 1997 featSet = mAvailableFeatures.values(); 1998 int size = featSet.size(); 1999 if (size > 0) { 2000 FeatureInfo[] features = new FeatureInfo[size+1]; 2001 featSet.toArray(features); 2002 FeatureInfo fi = new FeatureInfo(); 2003 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2004 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2005 features[size] = fi; 2006 return features; 2007 } 2008 } 2009 return null; 2010 } 2011 2012 public boolean hasSystemFeature(String name) { 2013 synchronized (mPackages) { 2014 return mAvailableFeatures.containsKey(name); 2015 } 2016 } 2017 2018 private void checkValidCaller(int uid, int userId) { 2019 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2020 return; 2021 2022 throw new SecurityException("Caller uid=" + uid 2023 + " is not privileged to communicate with user=" + userId); 2024 } 2025 2026 public int checkPermission(String permName, String pkgName) { 2027 final boolean enforcedDefault = isPermissionEnforcedDefault(permName); 2028 synchronized (mPackages) { 2029 PackageParser.Package p = mPackages.get(pkgName); 2030 if (p != null && p.mExtras != null) { 2031 PackageSetting ps = (PackageSetting)p.mExtras; 2032 if (ps.sharedUser != null) { 2033 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2034 return PackageManager.PERMISSION_GRANTED; 2035 } 2036 } else if (ps.grantedPermissions.contains(permName)) { 2037 return PackageManager.PERMISSION_GRANTED; 2038 } 2039 } 2040 if (!isPermissionEnforcedLocked(permName, enforcedDefault)) { 2041 return PackageManager.PERMISSION_GRANTED; 2042 } 2043 } 2044 return PackageManager.PERMISSION_DENIED; 2045 } 2046 2047 public int checkUidPermission(String permName, int uid) { 2048 final boolean enforcedDefault = isPermissionEnforcedDefault(permName); 2049 synchronized (mPackages) { 2050 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2051 if (obj != null) { 2052 GrantedPermissions gp = (GrantedPermissions)obj; 2053 if (gp.grantedPermissions.contains(permName)) { 2054 return PackageManager.PERMISSION_GRANTED; 2055 } 2056 } else { 2057 HashSet<String> perms = mSystemPermissions.get(uid); 2058 if (perms != null && perms.contains(permName)) { 2059 return PackageManager.PERMISSION_GRANTED; 2060 } 2061 } 2062 if (!isPermissionEnforcedLocked(permName, enforcedDefault)) { 2063 return PackageManager.PERMISSION_GRANTED; 2064 } 2065 } 2066 return PackageManager.PERMISSION_DENIED; 2067 } 2068 2069 /** 2070 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2071 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2072 * @param message the message to log on security exception 2073 * @return 2074 */ 2075 private void enforceCrossUserPermission(int callingUid, int userId, 2076 boolean requireFullPermission, String message) { 2077 if (userId < 0) { 2078 throw new IllegalArgumentException("Invalid userId " + userId); 2079 } 2080 if (userId == UserHandle.getUserId(callingUid)) return; 2081 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2082 if (requireFullPermission) { 2083 mContext.enforceCallingOrSelfPermission( 2084 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2085 } else { 2086 try { 2087 mContext.enforceCallingOrSelfPermission( 2088 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2089 } catch (SecurityException se) { 2090 mContext.enforceCallingOrSelfPermission( 2091 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2092 } 2093 } 2094 } 2095 } 2096 2097 private BasePermission findPermissionTreeLP(String permName) { 2098 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2099 if (permName.startsWith(bp.name) && 2100 permName.length() > bp.name.length() && 2101 permName.charAt(bp.name.length()) == '.') { 2102 return bp; 2103 } 2104 } 2105 return null; 2106 } 2107 2108 private BasePermission checkPermissionTreeLP(String permName) { 2109 if (permName != null) { 2110 BasePermission bp = findPermissionTreeLP(permName); 2111 if (bp != null) { 2112 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2113 return bp; 2114 } 2115 throw new SecurityException("Calling uid " 2116 + Binder.getCallingUid() 2117 + " is not allowed to add to permission tree " 2118 + bp.name + " owned by uid " + bp.uid); 2119 } 2120 } 2121 throw new SecurityException("No permission tree found for " + permName); 2122 } 2123 2124 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2125 if (s1 == null) { 2126 return s2 == null; 2127 } 2128 if (s2 == null) { 2129 return false; 2130 } 2131 if (s1.getClass() != s2.getClass()) { 2132 return false; 2133 } 2134 return s1.equals(s2); 2135 } 2136 2137 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2138 if (pi1.icon != pi2.icon) return false; 2139 if (pi1.logo != pi2.logo) return false; 2140 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2141 if (!compareStrings(pi1.name, pi2.name)) return false; 2142 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2143 // We'll take care of setting this one. 2144 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2145 // These are not currently stored in settings. 2146 //if (!compareStrings(pi1.group, pi2.group)) return false; 2147 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2148 //if (pi1.labelRes != pi2.labelRes) return false; 2149 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2150 return true; 2151 } 2152 2153 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2154 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2155 throw new SecurityException("Label must be specified in permission"); 2156 } 2157 BasePermission tree = checkPermissionTreeLP(info.name); 2158 BasePermission bp = mSettings.mPermissions.get(info.name); 2159 boolean added = bp == null; 2160 boolean changed = true; 2161 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2162 if (added) { 2163 bp = new BasePermission(info.name, tree.sourcePackage, 2164 BasePermission.TYPE_DYNAMIC); 2165 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2166 throw new SecurityException( 2167 "Not allowed to modify non-dynamic permission " 2168 + info.name); 2169 } else { 2170 if (bp.protectionLevel == fixedLevel 2171 && bp.perm.owner.equals(tree.perm.owner) 2172 && bp.uid == tree.uid 2173 && comparePermissionInfos(bp.perm.info, info)) { 2174 changed = false; 2175 } 2176 } 2177 bp.protectionLevel = fixedLevel; 2178 info = new PermissionInfo(info); 2179 info.protectionLevel = fixedLevel; 2180 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2181 bp.perm.info.packageName = tree.perm.info.packageName; 2182 bp.uid = tree.uid; 2183 if (added) { 2184 mSettings.mPermissions.put(info.name, bp); 2185 } 2186 if (changed) { 2187 if (!async) { 2188 mSettings.writeLPr(); 2189 } else { 2190 scheduleWriteSettingsLocked(); 2191 } 2192 } 2193 return added; 2194 } 2195 2196 public boolean addPermission(PermissionInfo info) { 2197 synchronized (mPackages) { 2198 return addPermissionLocked(info, false); 2199 } 2200 } 2201 2202 public boolean addPermissionAsync(PermissionInfo info) { 2203 synchronized (mPackages) { 2204 return addPermissionLocked(info, true); 2205 } 2206 } 2207 2208 public void removePermission(String name) { 2209 synchronized (mPackages) { 2210 checkPermissionTreeLP(name); 2211 BasePermission bp = mSettings.mPermissions.get(name); 2212 if (bp != null) { 2213 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2214 throw new SecurityException( 2215 "Not allowed to modify non-dynamic permission " 2216 + name); 2217 } 2218 mSettings.mPermissions.remove(name); 2219 mSettings.writeLPr(); 2220 } 2221 } 2222 } 2223 2224 public void grantPermission(String packageName, String permissionName) { 2225 mContext.enforceCallingOrSelfPermission( 2226 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2227 synchronized (mPackages) { 2228 final PackageParser.Package pkg = mPackages.get(packageName); 2229 if (pkg == null) { 2230 throw new IllegalArgumentException("Unknown package: " + packageName); 2231 } 2232 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2233 if (bp == null) { 2234 throw new IllegalArgumentException("Unknown permission: " + packageName); 2235 } 2236 if (!pkg.requestedPermissions.contains(permissionName)) { 2237 throw new SecurityException("Package " + packageName 2238 + " has not requested permission " + permissionName); 2239 } 2240 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2241 throw new SecurityException("Permission " + permissionName 2242 + " is not a development permission"); 2243 } 2244 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2245 if (ps == null) { 2246 return; 2247 } 2248 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2249 if (gp.grantedPermissions.add(permissionName)) { 2250 if (ps.haveGids) { 2251 gp.gids = appendInts(gp.gids, bp.gids); 2252 } 2253 mSettings.writeLPr(); 2254 } 2255 } 2256 } 2257 2258 public void revokePermission(String packageName, String permissionName) { 2259 synchronized (mPackages) { 2260 final PackageParser.Package pkg = mPackages.get(packageName); 2261 if (pkg == null) { 2262 throw new IllegalArgumentException("Unknown package: " + packageName); 2263 } 2264 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2265 mContext.enforceCallingOrSelfPermission( 2266 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2267 } 2268 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2269 if (bp == null) { 2270 throw new IllegalArgumentException("Unknown permission: " + packageName); 2271 } 2272 if (!pkg.requestedPermissions.contains(permissionName)) { 2273 throw new SecurityException("Package " + packageName 2274 + " has not requested permission " + permissionName); 2275 } 2276 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2277 throw new SecurityException("Permission " + permissionName 2278 + " is not a development permission"); 2279 } 2280 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2281 if (ps == null) { 2282 return; 2283 } 2284 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2285 if (gp.grantedPermissions.remove(permissionName)) { 2286 gp.grantedPermissions.remove(permissionName); 2287 if (ps.haveGids) { 2288 gp.gids = removeInts(gp.gids, bp.gids); 2289 } 2290 mSettings.writeLPr(); 2291 } 2292 } 2293 } 2294 2295 public boolean isProtectedBroadcast(String actionName) { 2296 synchronized (mPackages) { 2297 return mProtectedBroadcasts.contains(actionName); 2298 } 2299 } 2300 2301 public int checkSignatures(String pkg1, String pkg2) { 2302 synchronized (mPackages) { 2303 final PackageParser.Package p1 = mPackages.get(pkg1); 2304 final PackageParser.Package p2 = mPackages.get(pkg2); 2305 if (p1 == null || p1.mExtras == null 2306 || p2 == null || p2.mExtras == null) { 2307 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2308 } 2309 return compareSignatures(p1.mSignatures, p2.mSignatures); 2310 } 2311 } 2312 2313 public int checkUidSignatures(int uid1, int uid2) { 2314 // Map to base uids. 2315 uid1 = UserHandle.getAppId(uid1); 2316 uid2 = UserHandle.getAppId(uid2); 2317 // reader 2318 synchronized (mPackages) { 2319 Signature[] s1; 2320 Signature[] s2; 2321 Object obj = mSettings.getUserIdLPr(uid1); 2322 if (obj != null) { 2323 if (obj instanceof SharedUserSetting) { 2324 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2325 } else if (obj instanceof PackageSetting) { 2326 s1 = ((PackageSetting)obj).signatures.mSignatures; 2327 } else { 2328 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2329 } 2330 } else { 2331 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2332 } 2333 obj = mSettings.getUserIdLPr(uid2); 2334 if (obj != null) { 2335 if (obj instanceof SharedUserSetting) { 2336 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2337 } else if (obj instanceof PackageSetting) { 2338 s2 = ((PackageSetting)obj).signatures.mSignatures; 2339 } else { 2340 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2341 } 2342 } else { 2343 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2344 } 2345 return compareSignatures(s1, s2); 2346 } 2347 } 2348 2349 static int compareSignatures(Signature[] s1, Signature[] s2) { 2350 if (s1 == null) { 2351 return s2 == null 2352 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2353 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2354 } 2355 if (s2 == null) { 2356 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2357 } 2358 HashSet<Signature> set1 = new HashSet<Signature>(); 2359 for (Signature sig : s1) { 2360 set1.add(sig); 2361 } 2362 HashSet<Signature> set2 = new HashSet<Signature>(); 2363 for (Signature sig : s2) { 2364 set2.add(sig); 2365 } 2366 // Make sure s2 contains all signatures in s1. 2367 if (set1.equals(set2)) { 2368 return PackageManager.SIGNATURE_MATCH; 2369 } 2370 return PackageManager.SIGNATURE_NO_MATCH; 2371 } 2372 2373 public String[] getPackagesForUid(int uid) { 2374 uid = UserHandle.getAppId(uid); 2375 // reader 2376 synchronized (mPackages) { 2377 Object obj = mSettings.getUserIdLPr(uid); 2378 if (obj instanceof SharedUserSetting) { 2379 final SharedUserSetting sus = (SharedUserSetting) obj; 2380 final int N = sus.packages.size(); 2381 final String[] res = new String[N]; 2382 final Iterator<PackageSetting> it = sus.packages.iterator(); 2383 int i = 0; 2384 while (it.hasNext()) { 2385 res[i++] = it.next().name; 2386 } 2387 return res; 2388 } else if (obj instanceof PackageSetting) { 2389 final PackageSetting ps = (PackageSetting) obj; 2390 return new String[] { ps.name }; 2391 } 2392 } 2393 return null; 2394 } 2395 2396 public String getNameForUid(int uid) { 2397 // reader 2398 synchronized (mPackages) { 2399 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2400 if (obj instanceof SharedUserSetting) { 2401 final SharedUserSetting sus = (SharedUserSetting) obj; 2402 return sus.name + ":" + sus.userId; 2403 } else if (obj instanceof PackageSetting) { 2404 final PackageSetting ps = (PackageSetting) obj; 2405 return ps.name; 2406 } 2407 } 2408 return null; 2409 } 2410 2411 public int getUidForSharedUser(String sharedUserName) { 2412 if(sharedUserName == null) { 2413 return -1; 2414 } 2415 // reader 2416 synchronized (mPackages) { 2417 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2418 if (suid == null) { 2419 return -1; 2420 } 2421 return suid.userId; 2422 } 2423 } 2424 2425 @Override 2426 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2427 int flags, int userId) { 2428 if (!sUserManager.exists(userId)) return null; 2429 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2430 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2431 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2432 } 2433 2434 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2435 int flags, List<ResolveInfo> query, int userId) { 2436 if (query != null) { 2437 final int N = query.size(); 2438 if (N == 1) { 2439 return query.get(0); 2440 } else if (N > 1) { 2441 // If there is more than one activity with the same priority, 2442 // then let the user decide between them. 2443 ResolveInfo r0 = query.get(0); 2444 ResolveInfo r1 = query.get(1); 2445 if (DEBUG_INTENT_MATCHING) { 2446 Log.d(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2447 + r1.activityInfo.name + "=" + r1.priority); 2448 } 2449 // If the first activity has a higher priority, or a different 2450 // default, then it is always desireable to pick it. 2451 if (r0.priority != r1.priority 2452 || r0.preferredOrder != r1.preferredOrder 2453 || r0.isDefault != r1.isDefault) { 2454 return query.get(0); 2455 } 2456 // If we have saved a preference for a preferred activity for 2457 // this Intent, use that. 2458 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2459 flags, query, r0.priority, userId); 2460 if (ri != null) { 2461 return ri; 2462 } 2463 if (userId != 0) { 2464 ri = new ResolveInfo(mResolveInfo); 2465 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2466 ri.activityInfo.applicationInfo = new ApplicationInfo( 2467 ri.activityInfo.applicationInfo); 2468 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2469 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2470 return ri; 2471 } 2472 return mResolveInfo; 2473 } 2474 } 2475 return null; 2476 } 2477 2478 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, 2479 int flags, List<ResolveInfo> query, int priority, int userId) { 2480 if (!sUserManager.exists(userId)) return null; 2481 // writer 2482 synchronized (mPackages) { 2483 if (intent.getSelector() != null) { 2484 intent = intent.getSelector(); 2485 } 2486 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2487 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2488 List<PreferredActivity> prefs = pir != null 2489 ? pir.queryIntent(intent, resolvedType, 2490 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2491 : null; 2492 if (prefs != null && prefs.size() > 0) { 2493 // First figure out how good the original match set is. 2494 // We will only allow preferred activities that came 2495 // from the same match quality. 2496 int match = 0; 2497 2498 if (DEBUG_PREFERRED) { 2499 Log.v(TAG, "Figuring out best match..."); 2500 } 2501 2502 final int N = query.size(); 2503 for (int j=0; j<N; j++) { 2504 final ResolveInfo ri = query.get(j); 2505 if (DEBUG_PREFERRED) { 2506 Log.v(TAG, "Match for " + ri.activityInfo + ": 0x" 2507 + Integer.toHexString(match)); 2508 } 2509 if (ri.match > match) { 2510 match = ri.match; 2511 } 2512 } 2513 2514 if (DEBUG_PREFERRED) { 2515 Log.v(TAG, "Best match: 0x" + Integer.toHexString(match)); 2516 } 2517 2518 match &= IntentFilter.MATCH_CATEGORY_MASK; 2519 final int M = prefs.size(); 2520 for (int i=0; i<M; i++) { 2521 final PreferredActivity pa = prefs.get(i); 2522 if (pa.mPref.mMatch != match) { 2523 continue; 2524 } 2525 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, flags, userId); 2526 if (DEBUG_PREFERRED) { 2527 Log.v(TAG, "Got preferred activity:"); 2528 if (ai != null) { 2529 ai.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 2530 } else { 2531 Log.v(TAG, " null"); 2532 } 2533 } 2534 if (ai == null) { 2535 // This previously registered preferred activity 2536 // component is no longer known. Most likely an update 2537 // to the app was installed and in the new version this 2538 // component no longer exists. Clean it up by removing 2539 // it from the preferred activities list, and skip it. 2540 Slog.w(TAG, "Removing dangling preferred activity: " 2541 + pa.mPref.mComponent); 2542 pir.removeFilter(pa); 2543 continue; 2544 } 2545 for (int j=0; j<N; j++) { 2546 final ResolveInfo ri = query.get(j); 2547 if (!ri.activityInfo.applicationInfo.packageName 2548 .equals(ai.applicationInfo.packageName)) { 2549 continue; 2550 } 2551 if (!ri.activityInfo.name.equals(ai.name)) { 2552 continue; 2553 } 2554 2555 // Okay we found a previously set preferred app. 2556 // If the result set is different from when this 2557 // was created, we need to clear it and re-ask the 2558 // user their preference. 2559 if (!pa.mPref.sameSet(query, priority)) { 2560 Slog.i(TAG, "Result set changed, dropping preferred activity for " 2561 + intent + " type " + resolvedType); 2562 pir.removeFilter(pa); 2563 return null; 2564 } 2565 2566 // Yay! 2567 return ri; 2568 } 2569 } 2570 } 2571 } 2572 return null; 2573 } 2574 2575 @Override 2576 public List<ResolveInfo> queryIntentActivities(Intent intent, 2577 String resolvedType, int flags, int userId) { 2578 if (!sUserManager.exists(userId)) return null; 2579 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 2580 ComponentName comp = intent.getComponent(); 2581 if (comp == null) { 2582 if (intent.getSelector() != null) { 2583 intent = intent.getSelector(); 2584 comp = intent.getComponent(); 2585 } 2586 } 2587 2588 if (comp != null) { 2589 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2590 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 2591 if (ai != null) { 2592 final ResolveInfo ri = new ResolveInfo(); 2593 ri.activityInfo = ai; 2594 list.add(ri); 2595 } 2596 return list; 2597 } 2598 2599 // reader 2600 synchronized (mPackages) { 2601 final String pkgName = intent.getPackage(); 2602 if (pkgName == null) { 2603 return mActivities.queryIntent(intent, resolvedType, flags, userId); 2604 } 2605 final PackageParser.Package pkg = mPackages.get(pkgName); 2606 if (pkg != null) { 2607 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 2608 pkg.activities, userId); 2609 } 2610 return new ArrayList<ResolveInfo>(); 2611 } 2612 } 2613 2614 @Override 2615 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 2616 Intent[] specifics, String[] specificTypes, Intent intent, 2617 String resolvedType, int flags, int userId) { 2618 if (!sUserManager.exists(userId)) return null; 2619 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 2620 "query intent activity options"); 2621 final String resultsAction = intent.getAction(); 2622 2623 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 2624 | PackageManager.GET_RESOLVED_FILTER, userId); 2625 2626 if (DEBUG_INTENT_MATCHING) { 2627 Log.v(TAG, "Query " + intent + ": " + results); 2628 } 2629 2630 int specificsPos = 0; 2631 int N; 2632 2633 // todo: note that the algorithm used here is O(N^2). This 2634 // isn't a problem in our current environment, but if we start running 2635 // into situations where we have more than 5 or 10 matches then this 2636 // should probably be changed to something smarter... 2637 2638 // First we go through and resolve each of the specific items 2639 // that were supplied, taking care of removing any corresponding 2640 // duplicate items in the generic resolve list. 2641 if (specifics != null) { 2642 for (int i=0; i<specifics.length; i++) { 2643 final Intent sintent = specifics[i]; 2644 if (sintent == null) { 2645 continue; 2646 } 2647 2648 if (DEBUG_INTENT_MATCHING) { 2649 Log.v(TAG, "Specific #" + i + ": " + sintent); 2650 } 2651 2652 String action = sintent.getAction(); 2653 if (resultsAction != null && resultsAction.equals(action)) { 2654 // If this action was explicitly requested, then don't 2655 // remove things that have it. 2656 action = null; 2657 } 2658 2659 ResolveInfo ri = null; 2660 ActivityInfo ai = null; 2661 2662 ComponentName comp = sintent.getComponent(); 2663 if (comp == null) { 2664 ri = resolveIntent( 2665 sintent, 2666 specificTypes != null ? specificTypes[i] : null, 2667 flags, userId); 2668 if (ri == null) { 2669 continue; 2670 } 2671 if (ri == mResolveInfo) { 2672 // ACK! Must do something better with this. 2673 } 2674 ai = ri.activityInfo; 2675 comp = new ComponentName(ai.applicationInfo.packageName, 2676 ai.name); 2677 } else { 2678 ai = getActivityInfo(comp, flags, userId); 2679 if (ai == null) { 2680 continue; 2681 } 2682 } 2683 2684 // Look for any generic query activities that are duplicates 2685 // of this specific one, and remove them from the results. 2686 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 2687 N = results.size(); 2688 int j; 2689 for (j=specificsPos; j<N; j++) { 2690 ResolveInfo sri = results.get(j); 2691 if ((sri.activityInfo.name.equals(comp.getClassName()) 2692 && sri.activityInfo.applicationInfo.packageName.equals( 2693 comp.getPackageName())) 2694 || (action != null && sri.filter.matchAction(action))) { 2695 results.remove(j); 2696 if (DEBUG_INTENT_MATCHING) Log.v( 2697 TAG, "Removing duplicate item from " + j 2698 + " due to specific " + specificsPos); 2699 if (ri == null) { 2700 ri = sri; 2701 } 2702 j--; 2703 N--; 2704 } 2705 } 2706 2707 // Add this specific item to its proper place. 2708 if (ri == null) { 2709 ri = new ResolveInfo(); 2710 ri.activityInfo = ai; 2711 } 2712 results.add(specificsPos, ri); 2713 ri.specificIndex = i; 2714 specificsPos++; 2715 } 2716 } 2717 2718 // Now we go through the remaining generic results and remove any 2719 // duplicate actions that are found here. 2720 N = results.size(); 2721 for (int i=specificsPos; i<N-1; i++) { 2722 final ResolveInfo rii = results.get(i); 2723 if (rii.filter == null) { 2724 continue; 2725 } 2726 2727 // Iterate over all of the actions of this result's intent 2728 // filter... typically this should be just one. 2729 final Iterator<String> it = rii.filter.actionsIterator(); 2730 if (it == null) { 2731 continue; 2732 } 2733 while (it.hasNext()) { 2734 final String action = it.next(); 2735 if (resultsAction != null && resultsAction.equals(action)) { 2736 // If this action was explicitly requested, then don't 2737 // remove things that have it. 2738 continue; 2739 } 2740 for (int j=i+1; j<N; j++) { 2741 final ResolveInfo rij = results.get(j); 2742 if (rij.filter != null && rij.filter.hasAction(action)) { 2743 results.remove(j); 2744 if (DEBUG_INTENT_MATCHING) Log.v( 2745 TAG, "Removing duplicate item from " + j 2746 + " due to action " + action + " at " + i); 2747 j--; 2748 N--; 2749 } 2750 } 2751 } 2752 2753 // If the caller didn't request filter information, drop it now 2754 // so we don't have to marshall/unmarshall it. 2755 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2756 rii.filter = null; 2757 } 2758 } 2759 2760 // Filter out the caller activity if so requested. 2761 if (caller != null) { 2762 N = results.size(); 2763 for (int i=0; i<N; i++) { 2764 ActivityInfo ainfo = results.get(i).activityInfo; 2765 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 2766 && caller.getClassName().equals(ainfo.name)) { 2767 results.remove(i); 2768 break; 2769 } 2770 } 2771 } 2772 2773 // If the caller didn't request filter information, 2774 // drop them now so we don't have to 2775 // marshall/unmarshall it. 2776 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2777 N = results.size(); 2778 for (int i=0; i<N; i++) { 2779 results.get(i).filter = null; 2780 } 2781 } 2782 2783 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 2784 return results; 2785 } 2786 2787 @Override 2788 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 2789 int userId) { 2790 if (!sUserManager.exists(userId)) return null; 2791 ComponentName comp = intent.getComponent(); 2792 if (comp == null) { 2793 if (intent.getSelector() != null) { 2794 intent = intent.getSelector(); 2795 comp = intent.getComponent(); 2796 } 2797 } 2798 if (comp != null) { 2799 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2800 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 2801 if (ai != null) { 2802 ResolveInfo ri = new ResolveInfo(); 2803 ri.activityInfo = ai; 2804 list.add(ri); 2805 } 2806 return list; 2807 } 2808 2809 // reader 2810 synchronized (mPackages) { 2811 String pkgName = intent.getPackage(); 2812 if (pkgName == null) { 2813 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 2814 } 2815 final PackageParser.Package pkg = mPackages.get(pkgName); 2816 if (pkg != null) { 2817 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 2818 userId); 2819 } 2820 return null; 2821 } 2822 } 2823 2824 @Override 2825 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 2826 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 2827 if (!sUserManager.exists(userId)) return null; 2828 if (query != null) { 2829 if (query.size() >= 1) { 2830 // If there is more than one service with the same priority, 2831 // just arbitrarily pick the first one. 2832 return query.get(0); 2833 } 2834 } 2835 return null; 2836 } 2837 2838 @Override 2839 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 2840 int userId) { 2841 if (!sUserManager.exists(userId)) return null; 2842 ComponentName comp = intent.getComponent(); 2843 if (comp == null) { 2844 if (intent.getSelector() != null) { 2845 intent = intent.getSelector(); 2846 comp = intent.getComponent(); 2847 } 2848 } 2849 if (comp != null) { 2850 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2851 final ServiceInfo si = getServiceInfo(comp, flags, userId); 2852 if (si != null) { 2853 final ResolveInfo ri = new ResolveInfo(); 2854 ri.serviceInfo = si; 2855 list.add(ri); 2856 } 2857 return list; 2858 } 2859 2860 // reader 2861 synchronized (mPackages) { 2862 String pkgName = intent.getPackage(); 2863 if (pkgName == null) { 2864 return mServices.queryIntent(intent, resolvedType, flags, userId); 2865 } 2866 final PackageParser.Package pkg = mPackages.get(pkgName); 2867 if (pkg != null) { 2868 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 2869 userId); 2870 } 2871 return null; 2872 } 2873 } 2874 2875 private static final int getContinuationPoint(final String[] keys, final String key) { 2876 final int index; 2877 if (key == null) { 2878 index = 0; 2879 } else { 2880 final int insertPoint = Arrays.binarySearch(keys, key); 2881 if (insertPoint < 0) { 2882 index = -insertPoint; 2883 } else { 2884 index = insertPoint + 1; 2885 } 2886 } 2887 return index; 2888 } 2889 2890 @Override 2891 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, String lastRead, 2892 int userId) { 2893 final ParceledListSlice<PackageInfo> list = new ParceledListSlice<PackageInfo>(); 2894 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2895 final String[] keys; 2896 2897 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 2898 2899 // writer 2900 synchronized (mPackages) { 2901 if (listUninstalled) { 2902 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2903 } else { 2904 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2905 } 2906 2907 Arrays.sort(keys); 2908 int i = getContinuationPoint(keys, lastRead); 2909 final int N = keys.length; 2910 2911 while (i < N) { 2912 final String packageName = keys[i++]; 2913 2914 PackageInfo pi = null; 2915 if (listUninstalled) { 2916 final PackageSetting ps = mSettings.mPackages.get(packageName); 2917 if (ps != null) { 2918 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 2919 } 2920 } else { 2921 final PackageParser.Package p = mPackages.get(packageName); 2922 if (p != null) { 2923 pi = generatePackageInfo(p, flags, userId); 2924 } 2925 } 2926 2927 if (pi != null && list.append(pi)) { 2928 break; 2929 } 2930 } 2931 2932 if (i == N) { 2933 list.setLastSlice(true); 2934 } 2935 } 2936 2937 return list; 2938 } 2939 2940 @Override 2941 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, 2942 String lastRead, int userId) { 2943 if (!sUserManager.exists(userId)) return null; 2944 final ParceledListSlice<ApplicationInfo> list = new ParceledListSlice<ApplicationInfo>(); 2945 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2946 final String[] keys; 2947 2948 // writer 2949 synchronized (mPackages) { 2950 if (listUninstalled) { 2951 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2952 } else { 2953 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2954 } 2955 2956 Arrays.sort(keys); 2957 int i = getContinuationPoint(keys, lastRead); 2958 final int N = keys.length; 2959 2960 while (i < N) { 2961 final String packageName = keys[i++]; 2962 2963 ApplicationInfo ai = null; 2964 final PackageSetting ps = mSettings.mPackages.get(packageName); 2965 if (listUninstalled) { 2966 if (ps != null) { 2967 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 2968 } 2969 } else { 2970 final PackageParser.Package p = mPackages.get(packageName); 2971 if (p != null && ps != null) { 2972 ai = PackageParser.generateApplicationInfo(p, flags, 2973 ps.readUserState(userId), userId); 2974 } 2975 } 2976 2977 if (ai != null && list.append(ai)) { 2978 break; 2979 } 2980 } 2981 2982 if (i == N) { 2983 list.setLastSlice(true); 2984 } 2985 } 2986 2987 return list; 2988 } 2989 2990 public List<ApplicationInfo> getPersistentApplications(int flags) { 2991 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 2992 2993 // reader 2994 synchronized (mPackages) { 2995 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 2996 final int userId = UserHandle.getCallingUserId(); 2997 while (i.hasNext()) { 2998 final PackageParser.Package p = i.next(); 2999 if (p.applicationInfo != null 3000 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3001 && (!mSafeMode || isSystemApp(p))) { 3002 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3003 if (ps != null) { 3004 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3005 ps.readUserState(userId), userId); 3006 if (ai != null) { 3007 finalList.add(ai); 3008 } 3009 } 3010 } 3011 } 3012 } 3013 3014 return finalList; 3015 } 3016 3017 @Override 3018 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3019 if (!sUserManager.exists(userId)) return null; 3020 // reader 3021 synchronized (mPackages) { 3022 final PackageParser.Provider provider = mProviders.get(name); 3023 PackageSetting ps = provider != null 3024 ? mSettings.mPackages.get(provider.owner.packageName) 3025 : null; 3026 return ps != null 3027 && mSettings.isEnabledLPr(provider.info, flags, userId) 3028 && (!mSafeMode || (provider.info.applicationInfo.flags 3029 &ApplicationInfo.FLAG_SYSTEM) != 0) 3030 ? PackageParser.generateProviderInfo(provider, flags, 3031 ps.readUserState(userId), userId) 3032 : null; 3033 } 3034 } 3035 3036 /** 3037 * @deprecated 3038 */ 3039 @Deprecated 3040 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3041 // reader 3042 synchronized (mPackages) { 3043 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProviders.entrySet() 3044 .iterator(); 3045 final int userId = UserHandle.getCallingUserId(); 3046 while (i.hasNext()) { 3047 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3048 PackageParser.Provider p = entry.getValue(); 3049 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3050 3051 if (ps != null && p.syncable 3052 && (!mSafeMode || (p.info.applicationInfo.flags 3053 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3054 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3055 ps.readUserState(userId), userId); 3056 if (info != null) { 3057 outNames.add(entry.getKey()); 3058 outInfo.add(info); 3059 } 3060 } 3061 } 3062 } 3063 } 3064 3065 public List<ProviderInfo> queryContentProviders(String processName, 3066 int uid, int flags) { 3067 ArrayList<ProviderInfo> finalList = null; 3068 3069 // reader 3070 synchronized (mPackages) { 3071 final Iterator<PackageParser.Provider> i = mProvidersByComponent.values().iterator(); 3072 final int userId = processName != null ? 3073 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3074 while (i.hasNext()) { 3075 final PackageParser.Provider p = i.next(); 3076 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3077 if (ps != null && p.info.authority != null 3078 && (processName == null 3079 || (p.info.processName.equals(processName) 3080 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3081 && mSettings.isEnabledLPr(p.info, flags, userId) 3082 && (!mSafeMode 3083 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3084 if (finalList == null) { 3085 finalList = new ArrayList<ProviderInfo>(3); 3086 } 3087 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3088 ps.readUserState(userId), userId); 3089 if (info != null) { 3090 finalList.add(info); 3091 } 3092 } 3093 } 3094 } 3095 3096 if (finalList != null) { 3097 Collections.sort(finalList, mProviderInitOrderSorter); 3098 } 3099 3100 return finalList; 3101 } 3102 3103 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3104 int flags) { 3105 // reader 3106 synchronized (mPackages) { 3107 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3108 return PackageParser.generateInstrumentationInfo(i, flags); 3109 } 3110 } 3111 3112 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3113 int flags) { 3114 ArrayList<InstrumentationInfo> finalList = 3115 new ArrayList<InstrumentationInfo>(); 3116 3117 // reader 3118 synchronized (mPackages) { 3119 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3120 while (i.hasNext()) { 3121 final PackageParser.Instrumentation p = i.next(); 3122 if (targetPackage == null 3123 || targetPackage.equals(p.info.targetPackage)) { 3124 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3125 flags); 3126 if (ii != null) { 3127 finalList.add(ii); 3128 } 3129 } 3130 } 3131 } 3132 3133 return finalList; 3134 } 3135 3136 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3137 String[] files = dir.list(); 3138 if (files == null) { 3139 Log.d(TAG, "No files in app dir " + dir); 3140 return; 3141 } 3142 3143 if (DEBUG_PACKAGE_SCANNING) { 3144 Log.d(TAG, "Scanning app dir " + dir); 3145 } 3146 3147 int i; 3148 for (i=0; i<files.length; i++) { 3149 File file = new File(dir, files[i]); 3150 if (!isPackageFilename(files[i])) { 3151 // Ignore entries which are not apk's 3152 continue; 3153 } 3154 PackageParser.Package pkg = scanPackageLI(file, 3155 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3156 // Don't mess around with apps in system partition. 3157 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3158 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3159 // Delete the apk 3160 Slog.w(TAG, "Cleaning up failed install of " + file); 3161 file.delete(); 3162 } 3163 } 3164 } 3165 3166 private static File getSettingsProblemFile() { 3167 File dataDir = Environment.getDataDirectory(); 3168 File systemDir = new File(dataDir, "system"); 3169 File fname = new File(systemDir, "uiderrors.txt"); 3170 return fname; 3171 } 3172 3173 static void reportSettingsProblem(int priority, String msg) { 3174 try { 3175 File fname = getSettingsProblemFile(); 3176 FileOutputStream out = new FileOutputStream(fname, true); 3177 PrintWriter pw = new PrintWriter(out); 3178 SimpleDateFormat formatter = new SimpleDateFormat(); 3179 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3180 pw.println(dateString + ": " + msg); 3181 pw.close(); 3182 FileUtils.setPermissions( 3183 fname.toString(), 3184 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3185 -1, -1); 3186 } catch (java.io.IOException e) { 3187 } 3188 Slog.println(priority, TAG, msg); 3189 } 3190 3191 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3192 PackageParser.Package pkg, File srcFile, int parseFlags) { 3193 if (GET_CERTIFICATES) { 3194 if (ps != null 3195 && ps.codePath.equals(srcFile) 3196 && ps.timeStamp == srcFile.lastModified()) { 3197 if (ps.signatures.mSignatures != null 3198 && ps.signatures.mSignatures.length != 0) { 3199 // Optimization: reuse the existing cached certificates 3200 // if the package appears to be unchanged. 3201 pkg.mSignatures = ps.signatures.mSignatures; 3202 return true; 3203 } 3204 3205 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3206 } else { 3207 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3208 } 3209 3210 if (!pp.collectCertificates(pkg, parseFlags)) { 3211 mLastScanError = pp.getParseError(); 3212 return false; 3213 } 3214 } 3215 return true; 3216 } 3217 3218 /* 3219 * Scan a package and return the newly parsed package. 3220 * Returns null in case of errors and the error code is stored in mLastScanError 3221 */ 3222 private PackageParser.Package scanPackageLI(File scanFile, 3223 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3224 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3225 String scanPath = scanFile.getPath(); 3226 parseFlags |= mDefParseFlags; 3227 PackageParser pp = new PackageParser(scanPath); 3228 pp.setSeparateProcesses(mSeparateProcesses); 3229 pp.setOnlyCoreApps(mOnlyCore); 3230 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3231 scanPath, mMetrics, parseFlags); 3232 if (pkg == null) { 3233 mLastScanError = pp.getParseError(); 3234 return null; 3235 } 3236 PackageSetting ps = null; 3237 PackageSetting updatedPkg; 3238 // reader 3239 synchronized (mPackages) { 3240 // Look to see if we already know about this package. 3241 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3242 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3243 // This package has been renamed to its original name. Let's 3244 // use that. 3245 ps = mSettings.peekPackageLPr(oldName); 3246 } 3247 // If there was no original package, see one for the real package name. 3248 if (ps == null) { 3249 ps = mSettings.peekPackageLPr(pkg.packageName); 3250 } 3251 // Check to see if this package could be hiding/updating a system 3252 // package. Must look for it either under the original or real 3253 // package name depending on our state. 3254 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3255 } 3256 // First check if this is a system package that may involve an update 3257 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3258 if (ps != null && !ps.codePath.equals(scanFile)) { 3259 // The path has changed from what was last scanned... check the 3260 // version of the new path against what we have stored to determine 3261 // what to do. 3262 if (pkg.mVersionCode < ps.versionCode) { 3263 // The system package has been updated and the code path does not match 3264 // Ignore entry. Skip it. 3265 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3266 + " ignored: updated version " + ps.versionCode 3267 + " better than this " + pkg.mVersionCode); 3268 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3269 return null; 3270 } else { 3271 // The current app on the system partion is better than 3272 // what we have updated to on the data partition; switch 3273 // back to the system partition version. 3274 // At this point, its safely assumed that package installation for 3275 // apps in system partition will go through. If not there won't be a working 3276 // version of the app 3277 // writer 3278 synchronized (mPackages) { 3279 // Just remove the loaded entries from package lists. 3280 mPackages.remove(ps.name); 3281 } 3282 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3283 + "reverting from " + ps.codePathString 3284 + ": new version " + pkg.mVersionCode 3285 + " better than installed " + ps.versionCode); 3286 3287 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3288 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3289 synchronized (mInstallLock) { 3290 args.cleanUpResourcesLI(); 3291 } 3292 synchronized (mPackages) { 3293 mSettings.enableSystemPackageLPw(ps.name); 3294 } 3295 } 3296 } 3297 } 3298 3299 if (updatedPkg != null) { 3300 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3301 // initially 3302 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3303 } 3304 // Verify certificates against what was last scanned 3305 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3306 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3307 return null; 3308 } 3309 3310 /* 3311 * A new system app appeared, but we already had a non-system one of the 3312 * same name installed earlier. 3313 */ 3314 boolean shouldHideSystemApp = false; 3315 if (updatedPkg == null && ps != null 3316 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3317 /* 3318 * Check to make sure the signatures match first. If they don't, 3319 * wipe the installed application and its data. 3320 */ 3321 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3322 != PackageManager.SIGNATURE_MATCH) { 3323 deletePackageLI(pkg.packageName, null, true, 0, null, false); 3324 ps = null; 3325 } else { 3326 /* 3327 * If the newly-added system app is an older version than the 3328 * already installed version, hide it. It will be scanned later 3329 * and re-added like an update. 3330 */ 3331 if (pkg.mVersionCode < ps.versionCode) { 3332 shouldHideSystemApp = true; 3333 } else { 3334 /* 3335 * The newly found system app is a newer version that the 3336 * one previously installed. Simply remove the 3337 * already-installed application and replace it with our own 3338 * while keeping the application data. 3339 */ 3340 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3341 + ps.codePathString + ": new version " + pkg.mVersionCode 3342 + " better than installed " + ps.versionCode); 3343 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3344 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3345 synchronized (mInstallLock) { 3346 args.cleanUpResourcesLI(); 3347 } 3348 } 3349 } 3350 } 3351 3352 // The apk is forward locked (not public) if its code and resources 3353 // are kept in different files. 3354 // TODO grab this value from PackageSettings 3355 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3356 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3357 } 3358 3359 String codePath = null; 3360 String resPath = null; 3361 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0) { 3362 if (ps != null && ps.resourcePathString != null) { 3363 resPath = ps.resourcePathString; 3364 } else { 3365 // Should not happen at all. Just log an error. 3366 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3367 } 3368 } else { 3369 resPath = pkg.mScanPath; 3370 } 3371 codePath = pkg.mScanPath; 3372 // Set application objects path explicitly. 3373 setApplicationInfoPaths(pkg, codePath, resPath); 3374 // Note that we invoke the following method only if we are about to unpack an application 3375 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3376 | SCAN_UPDATE_SIGNATURE, currentTime, user); 3377 3378 /* 3379 * If the system app should be overridden by a previously installed 3380 * data, hide the system app now and let the /data/app scan pick it up 3381 * again. 3382 */ 3383 if (shouldHideSystemApp) { 3384 synchronized (mPackages) { 3385 /* 3386 * We have to grant systems permissions before we hide, because 3387 * grantPermissions will assume the package update is trying to 3388 * expand its permissions. 3389 */ 3390 grantPermissionsLPw(pkg, true); 3391 mSettings.disableSystemPackageLPw(pkg.packageName); 3392 } 3393 } 3394 3395 return scannedPkg; 3396 } 3397 3398 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 3399 String destResPath) { 3400 pkg.mPath = pkg.mScanPath = destCodePath; 3401 pkg.applicationInfo.sourceDir = destCodePath; 3402 pkg.applicationInfo.publicSourceDir = destResPath; 3403 } 3404 3405 private static String fixProcessName(String defProcessName, 3406 String processName, int uid) { 3407 if (processName == null) { 3408 return defProcessName; 3409 } 3410 return processName; 3411 } 3412 3413 private boolean verifySignaturesLP(PackageSetting pkgSetting, 3414 PackageParser.Package pkg) { 3415 if (pkgSetting.signatures.mSignatures != null) { 3416 // Already existing package. Make sure signatures match 3417 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 3418 PackageManager.SIGNATURE_MATCH) { 3419 Slog.e(TAG, "Package " + pkg.packageName 3420 + " signatures do not match the previously installed version; ignoring!"); 3421 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 3422 return false; 3423 } 3424 } 3425 // Check for shared user signatures 3426 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 3427 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3428 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3429 Slog.e(TAG, "Package " + pkg.packageName 3430 + " has no signatures that match those in shared user " 3431 + pkgSetting.sharedUser.name + "; ignoring!"); 3432 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 3433 return false; 3434 } 3435 } 3436 return true; 3437 } 3438 3439 /** 3440 * Enforces that only the system UID or root's UID can call a method exposed 3441 * via Binder. 3442 * 3443 * @param message used as message if SecurityException is thrown 3444 * @throws SecurityException if the caller is not system or root 3445 */ 3446 private static final void enforceSystemOrRoot(String message) { 3447 final int uid = Binder.getCallingUid(); 3448 if (uid != Process.SYSTEM_UID && uid != 0) { 3449 throw new SecurityException(message); 3450 } 3451 } 3452 3453 public void performBootDexOpt() { 3454 ArrayList<PackageParser.Package> pkgs = null; 3455 synchronized (mPackages) { 3456 if (mDeferredDexOpt.size() > 0) { 3457 pkgs = new ArrayList<PackageParser.Package>(mDeferredDexOpt); 3458 mDeferredDexOpt.clear(); 3459 } 3460 } 3461 if (pkgs != null) { 3462 for (int i=0; i<pkgs.size(); i++) { 3463 if (!isFirstBoot()) { 3464 try { 3465 ActivityManagerNative.getDefault().showBootMessage( 3466 mContext.getResources().getString( 3467 com.android.internal.R.string.android_upgrading_apk, 3468 i+1, pkgs.size()), true); 3469 } catch (RemoteException e) { 3470 } 3471 } 3472 PackageParser.Package p = pkgs.get(i); 3473 synchronized (mInstallLock) { 3474 if (!p.mDidDexOpt) { 3475 performDexOptLI(p, false, false); 3476 } 3477 } 3478 } 3479 } 3480 } 3481 3482 public boolean performDexOpt(String packageName) { 3483 enforceSystemOrRoot("Only the system can request dexopt be performed"); 3484 3485 if (!mNoDexOpt) { 3486 return false; 3487 } 3488 3489 PackageParser.Package p; 3490 synchronized (mPackages) { 3491 p = mPackages.get(packageName); 3492 if (p == null || p.mDidDexOpt) { 3493 return false; 3494 } 3495 } 3496 synchronized (mInstallLock) { 3497 return performDexOptLI(p, false, false) == DEX_OPT_PERFORMED; 3498 } 3499 } 3500 3501 static final int DEX_OPT_SKIPPED = 0; 3502 static final int DEX_OPT_PERFORMED = 1; 3503 static final int DEX_OPT_DEFERRED = 2; 3504 static final int DEX_OPT_FAILED = -1; 3505 3506 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer) { 3507 boolean performed = false; 3508 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 3509 String path = pkg.mScanPath; 3510 int ret = 0; 3511 try { 3512 if (forceDex || dalvik.system.DexFile.isDexOptNeeded(path)) { 3513 if (!forceDex && defer) { 3514 mDeferredDexOpt.add(pkg); 3515 return DEX_OPT_DEFERRED; 3516 } else { 3517 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 3518 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3519 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg)); 3520 pkg.mDidDexOpt = true; 3521 performed = true; 3522 } 3523 } 3524 } catch (FileNotFoundException e) { 3525 Slog.w(TAG, "Apk not found for dexopt: " + path); 3526 ret = -1; 3527 } catch (IOException e) { 3528 Slog.w(TAG, "IOException reading apk: " + path, e); 3529 ret = -1; 3530 } catch (dalvik.system.StaleDexCacheError e) { 3531 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 3532 ret = -1; 3533 } catch (Exception e) { 3534 Slog.w(TAG, "Exception when doing dexopt : ", e); 3535 ret = -1; 3536 } 3537 if (ret < 0) { 3538 //error from installer 3539 return DEX_OPT_FAILED; 3540 } 3541 } 3542 3543 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 3544 } 3545 3546 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 3547 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 3548 Slog.w(TAG, "Unable to update from " + oldPkg.name 3549 + " to " + newPkg.packageName 3550 + ": old package not in system partition"); 3551 return false; 3552 } else if (mPackages.get(oldPkg.name) != null) { 3553 Slog.w(TAG, "Unable to update from " + oldPkg.name 3554 + " to " + newPkg.packageName 3555 + ": old package still exists"); 3556 return false; 3557 } 3558 return true; 3559 } 3560 3561 File getDataPathForUser(int userId) { 3562 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 3563 } 3564 3565 private File getDataPathForPackage(String packageName, int userId) { 3566 /* 3567 * Until we fully support multiple users, return the directory we 3568 * previously would have. The PackageManagerTests will need to be 3569 * revised when this is changed back.. 3570 */ 3571 if (userId == 0) { 3572 return new File(mAppDataDir, packageName); 3573 } else { 3574 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 3575 + File.separator + packageName); 3576 } 3577 } 3578 3579 private int createDataDirsLI(String packageName, int uid) { 3580 int[] users = sUserManager.getUserIds(); 3581 int res = mInstaller.install(packageName, uid, uid); 3582 if (res < 0) { 3583 return res; 3584 } 3585 for (int user : users) { 3586 if (user != 0) { 3587 res = mInstaller.createUserData(packageName, 3588 UserHandle.getUid(user, uid), user); 3589 if (res < 0) { 3590 return res; 3591 } 3592 } 3593 } 3594 return res; 3595 } 3596 3597 private int removeDataDirsLI(String packageName) { 3598 int[] users = sUserManager.getUserIds(); 3599 int res = 0; 3600 for (int user : users) { 3601 int resInner = mInstaller.remove(packageName, user); 3602 if (resInner < 0) { 3603 res = resInner; 3604 } 3605 } 3606 3607 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 3608 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 3609 if (!nativeLibraryFile.delete()) { 3610 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 3611 } 3612 3613 return res; 3614 } 3615 3616 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 3617 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3618 File scanFile = new File(pkg.mScanPath); 3619 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 3620 pkg.applicationInfo.publicSourceDir == null) { 3621 // Bail out. The resource and code paths haven't been set. 3622 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 3623 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 3624 return null; 3625 } 3626 mScanningPath = scanFile; 3627 3628 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3629 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 3630 } 3631 3632 if (pkg.packageName.equals("android")) { 3633 synchronized (mPackages) { 3634 if (mAndroidApplication != null) { 3635 Slog.w(TAG, "*************************************************"); 3636 Slog.w(TAG, "Core android package being redefined. Skipping."); 3637 Slog.w(TAG, " file=" + mScanningPath); 3638 Slog.w(TAG, "*************************************************"); 3639 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3640 return null; 3641 } 3642 3643 // Set up information for our fall-back user intent resolution 3644 // activity. 3645 mPlatformPackage = pkg; 3646 pkg.mVersionCode = mSdkVersion; 3647 mAndroidApplication = pkg.applicationInfo; 3648 mResolveActivity.applicationInfo = mAndroidApplication; 3649 mResolveActivity.name = ResolverActivity.class.getName(); 3650 mResolveActivity.packageName = mAndroidApplication.packageName; 3651 mResolveActivity.processName = "system:ui"; 3652 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 3653 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 3654 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 3655 mResolveActivity.exported = true; 3656 mResolveActivity.enabled = true; 3657 mResolveInfo.activityInfo = mResolveActivity; 3658 mResolveInfo.priority = 0; 3659 mResolveInfo.preferredOrder = 0; 3660 mResolveInfo.match = 0; 3661 mResolveComponentName = new ComponentName( 3662 mAndroidApplication.packageName, mResolveActivity.name); 3663 } 3664 } 3665 3666 if (DEBUG_PACKAGE_SCANNING) { 3667 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3668 Log.d(TAG, "Scanning package " + pkg.packageName); 3669 } 3670 3671 if (mPackages.containsKey(pkg.packageName) 3672 || mSharedLibraries.containsKey(pkg.packageName)) { 3673 Slog.w(TAG, "Application package " + pkg.packageName 3674 + " already installed. Skipping duplicate."); 3675 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3676 return null; 3677 } 3678 3679 // Initialize package source and resource directories 3680 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 3681 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 3682 3683 SharedUserSetting suid = null; 3684 PackageSetting pkgSetting = null; 3685 3686 if (!isSystemApp(pkg)) { 3687 // Only system apps can use these features. 3688 pkg.mOriginalPackages = null; 3689 pkg.mRealPackage = null; 3690 pkg.mAdoptPermissions = null; 3691 } 3692 3693 // writer 3694 synchronized (mPackages) { 3695 // Check all shared libraries and map to their actual file path. 3696 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 3697 if (mTmpSharedLibraries == null || 3698 mTmpSharedLibraries.length < mSharedLibraries.size()) { 3699 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 3700 } 3701 int num = 0; 3702 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 3703 for (int i=0; i<N; i++) { 3704 final String file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 3705 if (file == null) { 3706 Slog.e(TAG, "Package " + pkg.packageName 3707 + " requires unavailable shared library " 3708 + pkg.usesLibraries.get(i) + "; failing!"); 3709 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 3710 return null; 3711 } 3712 mTmpSharedLibraries[num] = file; 3713 num++; 3714 } 3715 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 3716 for (int i=0; i<N; i++) { 3717 final String file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 3718 if (file == null) { 3719 Slog.w(TAG, "Package " + pkg.packageName 3720 + " desires unavailable shared library " 3721 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 3722 } else { 3723 mTmpSharedLibraries[num] = file; 3724 num++; 3725 } 3726 } 3727 if (num > 0) { 3728 pkg.usesLibraryFiles = new String[num]; 3729 System.arraycopy(mTmpSharedLibraries, 0, 3730 pkg.usesLibraryFiles, 0, num); 3731 } 3732 } 3733 3734 if (pkg.mSharedUserId != null) { 3735 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 3736 pkg.applicationInfo.flags, true); 3737 if (suid == null) { 3738 Slog.w(TAG, "Creating application package " + pkg.packageName 3739 + " for shared user failed"); 3740 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3741 return null; 3742 } 3743 if (DEBUG_PACKAGE_SCANNING) { 3744 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3745 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 3746 + "): packages=" + suid.packages); 3747 } 3748 } 3749 3750 // Check if we are renaming from an original package name. 3751 PackageSetting origPackage = null; 3752 String realName = null; 3753 if (pkg.mOriginalPackages != null) { 3754 // This package may need to be renamed to a previously 3755 // installed name. Let's check on that... 3756 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 3757 if (pkg.mOriginalPackages.contains(renamed)) { 3758 // This package had originally been installed as the 3759 // original name, and we have already taken care of 3760 // transitioning to the new one. Just update the new 3761 // one to continue using the old name. 3762 realName = pkg.mRealPackage; 3763 if (!pkg.packageName.equals(renamed)) { 3764 // Callers into this function may have already taken 3765 // care of renaming the package; only do it here if 3766 // it is not already done. 3767 pkg.setPackageName(renamed); 3768 } 3769 3770 } else { 3771 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 3772 if ((origPackage = mSettings.peekPackageLPr( 3773 pkg.mOriginalPackages.get(i))) != null) { 3774 // We do have the package already installed under its 3775 // original name... should we use it? 3776 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 3777 // New package is not compatible with original. 3778 origPackage = null; 3779 continue; 3780 } else if (origPackage.sharedUser != null) { 3781 // Make sure uid is compatible between packages. 3782 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 3783 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 3784 + " to " + pkg.packageName + ": old uid " 3785 + origPackage.sharedUser.name 3786 + " differs from " + pkg.mSharedUserId); 3787 origPackage = null; 3788 continue; 3789 } 3790 } else { 3791 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 3792 + pkg.packageName + " to old name " + origPackage.name); 3793 } 3794 break; 3795 } 3796 } 3797 } 3798 } 3799 3800 if (mTransferedPackages.contains(pkg.packageName)) { 3801 Slog.w(TAG, "Package " + pkg.packageName 3802 + " was transferred to another, but its .apk remains"); 3803 } 3804 3805 // Just create the setting, don't add it yet. For already existing packages 3806 // the PkgSetting exists already and doesn't have to be created. 3807 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 3808 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 3809 pkg.applicationInfo.flags, user, false); 3810 if (pkgSetting == null) { 3811 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 3812 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3813 return null; 3814 } 3815 3816 if (pkgSetting.origPackage != null) { 3817 // If we are first transitioning from an original package, 3818 // fix up the new package's name now. We need to do this after 3819 // looking up the package under its new name, so getPackageLP 3820 // can take care of fiddling things correctly. 3821 pkg.setPackageName(origPackage.name); 3822 3823 // File a report about this. 3824 String msg = "New package " + pkgSetting.realName 3825 + " renamed to replace old package " + pkgSetting.name; 3826 reportSettingsProblem(Log.WARN, msg); 3827 3828 // Make a note of it. 3829 mTransferedPackages.add(origPackage.name); 3830 3831 // No longer need to retain this. 3832 pkgSetting.origPackage = null; 3833 } 3834 3835 if (realName != null) { 3836 // Make a note of it. 3837 mTransferedPackages.add(pkg.packageName); 3838 } 3839 3840 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 3841 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 3842 } 3843 3844 pkg.applicationInfo.uid = pkgSetting.appId; 3845 pkg.mExtras = pkgSetting; 3846 3847 if (!verifySignaturesLP(pkgSetting, pkg)) { 3848 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3849 return null; 3850 } 3851 // The signature has changed, but this package is in the system 3852 // image... let's recover! 3853 pkgSetting.signatures.mSignatures = pkg.mSignatures; 3854 // However... if this package is part of a shared user, but it 3855 // doesn't match the signature of the shared user, let's fail. 3856 // What this means is that you can't change the signatures 3857 // associated with an overall shared user, which doesn't seem all 3858 // that unreasonable. 3859 if (pkgSetting.sharedUser != null) { 3860 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3861 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3862 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 3863 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 3864 return null; 3865 } 3866 } 3867 // File a report about this. 3868 String msg = "System package " + pkg.packageName 3869 + " signature changed; retaining data."; 3870 reportSettingsProblem(Log.WARN, msg); 3871 } 3872 3873 // Verify that this new package doesn't have any content providers 3874 // that conflict with existing packages. Only do this if the 3875 // package isn't already installed, since we don't want to break 3876 // things that are installed. 3877 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 3878 final int N = pkg.providers.size(); 3879 int i; 3880 for (i=0; i<N; i++) { 3881 PackageParser.Provider p = pkg.providers.get(i); 3882 if (p.info.authority != null) { 3883 String names[] = p.info.authority.split(";"); 3884 for (int j = 0; j < names.length; j++) { 3885 if (mProviders.containsKey(names[j])) { 3886 PackageParser.Provider other = mProviders.get(names[j]); 3887 Slog.w(TAG, "Can't install because provider name " + names[j] + 3888 " (in package " + pkg.applicationInfo.packageName + 3889 ") is already used by " 3890 + ((other != null && other.getComponentName() != null) 3891 ? other.getComponentName().getPackageName() : "?")); 3892 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 3893 return null; 3894 } 3895 } 3896 } 3897 } 3898 } 3899 3900 if (pkg.mAdoptPermissions != null) { 3901 // This package wants to adopt ownership of permissions from 3902 // another package. 3903 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 3904 final String origName = pkg.mAdoptPermissions.get(i); 3905 final PackageSetting orig = mSettings.peekPackageLPr(origName); 3906 if (orig != null) { 3907 if (verifyPackageUpdateLPr(orig, pkg)) { 3908 Slog.i(TAG, "Adopting permissions from " + origName + " to " 3909 + pkg.packageName); 3910 mSettings.transferPermissionsLPw(origName, pkg.packageName); 3911 } 3912 } 3913 } 3914 } 3915 } 3916 3917 final String pkgName = pkg.packageName; 3918 3919 final long scanFileTime = scanFile.lastModified(); 3920 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 3921 pkg.applicationInfo.processName = fixProcessName( 3922 pkg.applicationInfo.packageName, 3923 pkg.applicationInfo.processName, 3924 pkg.applicationInfo.uid); 3925 3926 File dataPath; 3927 if (mPlatformPackage == pkg) { 3928 // The system package is special. 3929 dataPath = new File (Environment.getDataDirectory(), "system"); 3930 pkg.applicationInfo.dataDir = dataPath.getPath(); 3931 } else { 3932 // This is a normal package, need to make its data directory. 3933 dataPath = getDataPathForPackage(pkg.packageName, 0); 3934 3935 boolean uidError = false; 3936 3937 if (dataPath.exists()) { 3938 int currentUid = 0; 3939 try { 3940 StructStat stat = Libcore.os.stat(dataPath.getPath()); 3941 currentUid = stat.st_uid; 3942 } catch (ErrnoException e) { 3943 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 3944 } 3945 3946 // If we have mismatched owners for the data path, we have a problem. 3947 if (currentUid != pkg.applicationInfo.uid) { 3948 boolean recovered = false; 3949 if (currentUid == 0) { 3950 // The directory somehow became owned by root. Wow. 3951 // This is probably because the system was stopped while 3952 // installd was in the middle of messing with its libs 3953 // directory. Ask installd to fix that. 3954 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 3955 pkg.applicationInfo.uid); 3956 if (ret >= 0) { 3957 recovered = true; 3958 String msg = "Package " + pkg.packageName 3959 + " unexpectedly changed to uid 0; recovered to " + 3960 + pkg.applicationInfo.uid; 3961 reportSettingsProblem(Log.WARN, msg); 3962 } 3963 } 3964 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3965 || (scanMode&SCAN_BOOTING) != 0)) { 3966 // If this is a system app, we can at least delete its 3967 // current data so the application will still work. 3968 int ret = removeDataDirsLI(pkgName); 3969 if (ret >= 0) { 3970 // TODO: Kill the processes first 3971 // Old data gone! 3972 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3973 ? "System package " : "Third party package "; 3974 String msg = prefix + pkg.packageName 3975 + " has changed from uid: " 3976 + currentUid + " to " 3977 + pkg.applicationInfo.uid + "; old data erased"; 3978 reportSettingsProblem(Log.WARN, msg); 3979 recovered = true; 3980 3981 // And now re-install the app. 3982 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 3983 if (ret == -1) { 3984 // Ack should not happen! 3985 msg = prefix + pkg.packageName 3986 + " could not have data directory re-created after delete."; 3987 reportSettingsProblem(Log.WARN, msg); 3988 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3989 return null; 3990 } 3991 } 3992 if (!recovered) { 3993 mHasSystemUidErrors = true; 3994 } 3995 } else if (!recovered) { 3996 // If we allow this install to proceed, we will be broken. 3997 // Abort, abort! 3998 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 3999 return null; 4000 } 4001 if (!recovered) { 4002 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4003 + pkg.applicationInfo.uid + "/fs_" 4004 + currentUid; 4005 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4006 String msg = "Package " + pkg.packageName 4007 + " has mismatched uid: " 4008 + currentUid + " on disk, " 4009 + pkg.applicationInfo.uid + " in settings"; 4010 // writer 4011 synchronized (mPackages) { 4012 mSettings.mReadMessages.append(msg); 4013 mSettings.mReadMessages.append('\n'); 4014 uidError = true; 4015 if (!pkgSetting.uidError) { 4016 reportSettingsProblem(Log.ERROR, msg); 4017 } 4018 } 4019 } 4020 } 4021 pkg.applicationInfo.dataDir = dataPath.getPath(); 4022 } else { 4023 if (DEBUG_PACKAGE_SCANNING) { 4024 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4025 Log.v(TAG, "Want this data dir: " + dataPath); 4026 } 4027 //invoke installer to do the actual installation 4028 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 4029 if (ret < 0) { 4030 // Error from installer 4031 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4032 return null; 4033 } 4034 4035 if (dataPath.exists()) { 4036 pkg.applicationInfo.dataDir = dataPath.getPath(); 4037 } else { 4038 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4039 pkg.applicationInfo.dataDir = null; 4040 } 4041 } 4042 4043 /* 4044 * Set the data dir to the default "/data/data/<package name>/lib" 4045 * if we got here without anyone telling us different (e.g., apps 4046 * stored on SD card have their native libraries stored in the ASEC 4047 * container with the APK). 4048 * 4049 * This happens during an upgrade from a package settings file that 4050 * doesn't have a native library path attribute at all. 4051 */ 4052 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4053 if (pkgSetting.nativeLibraryPathString == null) { 4054 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4055 } else { 4056 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4057 } 4058 } 4059 4060 pkgSetting.uidError = uidError; 4061 } 4062 4063 String path = scanFile.getPath(); 4064 /* Note: We don't want to unpack the native binaries for 4065 * system applications, unless they have been updated 4066 * (the binaries are already under /system/lib). 4067 * Also, don't unpack libs for apps on the external card 4068 * since they should have their libraries in the ASEC 4069 * container already. 4070 * 4071 * In other words, we're going to unpack the binaries 4072 * only for non-system apps and system app upgrades. 4073 */ 4074 if (pkg.applicationInfo.nativeLibraryDir != null) { 4075 try { 4076 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4077 final String dataPathString = dataPath.getCanonicalPath(); 4078 4079 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4080 /* 4081 * Upgrading from a previous version of the OS sometimes 4082 * leaves native libraries in the /data/data/<app>/lib 4083 * directory for system apps even when they shouldn't be. 4084 * Recent changes in the JNI library search path 4085 * necessitates we remove those to match previous behavior. 4086 */ 4087 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4088 Log.i(TAG, "removed obsolete native libraries for system package " 4089 + path); 4090 } 4091 } else if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4092 // Update native library dir if it starts with /data/data 4093 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4094 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4095 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4096 } 4097 4098 try { 4099 if (copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir) != PackageManager.INSTALL_SUCCEEDED) { 4100 Slog.e(TAG, "Unable to copy native libraries"); 4101 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4102 return null; 4103 } 4104 } catch (IOException e) { 4105 Slog.e(TAG, "Unable to copy native libraries", e); 4106 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4107 return null; 4108 } 4109 4110 if (mInstaller.linkNativeLibraryDirectory(dataPathString, 4111 pkg.applicationInfo.nativeLibraryDir) == -1) { 4112 Slog.e(TAG, "Unable to link native library directory"); 4113 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4114 return null; 4115 } 4116 } else { 4117 Slog.i(TAG, "Linking native library dir for " + path); 4118 int ret = mInstaller.linkNativeLibraryDirectory(dataPathString, 4119 pkg.applicationInfo.nativeLibraryDir); 4120 if (ret < 0) { 4121 Slog.w(TAG, "Failed linking native library dir for " + path); 4122 mLastScanError = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 4123 return null; 4124 } 4125 } 4126 } catch (IOException ioe) { 4127 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4128 } 4129 } 4130 pkg.mScanPath = path; 4131 4132 if ((scanMode&SCAN_NO_DEX) == 0) { 4133 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0) 4134 == DEX_OPT_FAILED) { 4135 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4136 return null; 4137 } 4138 } 4139 4140 if (mFactoryTest && pkg.requestedPermissions.contains( 4141 android.Manifest.permission.FACTORY_TEST)) { 4142 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4143 } 4144 4145 // Request the ActivityManager to kill the process(only for existing packages) 4146 // so that we do not end up in a confused state while the user is still using the older 4147 // version of the application while the new one gets installed. 4148 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 4149 killApplication(pkg.applicationInfo.packageName, 4150 pkg.applicationInfo.uid); 4151 } 4152 4153 // writer 4154 synchronized (mPackages) { 4155 // We don't expect installation to fail beyond this point, 4156 if ((scanMode&SCAN_MONITOR) != 0) { 4157 mAppDirs.put(pkg.mPath, pkg); 4158 } 4159 // Add the new setting to mSettings 4160 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 4161 // Add the new setting to mPackages 4162 mPackages.put(pkg.applicationInfo.packageName, pkg); 4163 // Make sure we don't accidentally delete its data. 4164 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 4165 while (iter.hasNext()) { 4166 PackageCleanItem item = iter.next(); 4167 if (pkgName.equals(item.packageName)) { 4168 iter.remove(); 4169 } 4170 } 4171 4172 // Take care of first install / last update times. 4173 if (currentTime != 0) { 4174 if (pkgSetting.firstInstallTime == 0) { 4175 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 4176 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 4177 pkgSetting.lastUpdateTime = currentTime; 4178 } 4179 } else if (pkgSetting.firstInstallTime == 0) { 4180 // We need *something*. Take time time stamp of the file. 4181 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 4182 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 4183 if (scanFileTime != pkgSetting.timeStamp) { 4184 // A package on the system image has changed; consider this 4185 // to be an update. 4186 pkgSetting.lastUpdateTime = scanFileTime; 4187 } 4188 } 4189 4190 int N = pkg.providers.size(); 4191 StringBuilder r = null; 4192 int i; 4193 for (i=0; i<N; i++) { 4194 PackageParser.Provider p = pkg.providers.get(i); 4195 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 4196 p.info.processName, pkg.applicationInfo.uid); 4197 mProvidersByComponent.put(new ComponentName(p.info.packageName, 4198 p.info.name), p); 4199 p.syncable = p.info.isSyncable; 4200 if (p.info.authority != null) { 4201 String names[] = p.info.authority.split(";"); 4202 p.info.authority = null; 4203 for (int j = 0; j < names.length; j++) { 4204 if (j == 1 && p.syncable) { 4205 // We only want the first authority for a provider to possibly be 4206 // syncable, so if we already added this provider using a different 4207 // authority clear the syncable flag. We copy the provider before 4208 // changing it because the mProviders object contains a reference 4209 // to a provider that we don't want to change. 4210 // Only do this for the second authority since the resulting provider 4211 // object can be the same for all future authorities for this provider. 4212 p = new PackageParser.Provider(p); 4213 p.syncable = false; 4214 } 4215 if (!mProviders.containsKey(names[j])) { 4216 mProviders.put(names[j], p); 4217 if (p.info.authority == null) { 4218 p.info.authority = names[j]; 4219 } else { 4220 p.info.authority = p.info.authority + ";" + names[j]; 4221 } 4222 if (DEBUG_PACKAGE_SCANNING) { 4223 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4224 Log.d(TAG, "Registered content provider: " + names[j] 4225 + ", className = " + p.info.name + ", isSyncable = " 4226 + p.info.isSyncable); 4227 } 4228 } else { 4229 PackageParser.Provider other = mProviders.get(names[j]); 4230 Slog.w(TAG, "Skipping provider name " + names[j] + 4231 " (in package " + pkg.applicationInfo.packageName + 4232 "): name already used by " 4233 + ((other != null && other.getComponentName() != null) 4234 ? other.getComponentName().getPackageName() : "?")); 4235 } 4236 } 4237 } 4238 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4239 if (r == null) { 4240 r = new StringBuilder(256); 4241 } else { 4242 r.append(' '); 4243 } 4244 r.append(p.info.name); 4245 } 4246 } 4247 if (r != null) { 4248 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 4249 } 4250 4251 N = pkg.services.size(); 4252 r = null; 4253 for (i=0; i<N; i++) { 4254 PackageParser.Service s = pkg.services.get(i); 4255 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 4256 s.info.processName, pkg.applicationInfo.uid); 4257 mServices.addService(s); 4258 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4259 if (r == null) { 4260 r = new StringBuilder(256); 4261 } else { 4262 r.append(' '); 4263 } 4264 r.append(s.info.name); 4265 } 4266 } 4267 if (r != null) { 4268 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 4269 } 4270 4271 N = pkg.receivers.size(); 4272 r = null; 4273 for (i=0; i<N; i++) { 4274 PackageParser.Activity a = pkg.receivers.get(i); 4275 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4276 a.info.processName, pkg.applicationInfo.uid); 4277 mReceivers.addActivity(a, "receiver"); 4278 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4279 if (r == null) { 4280 r = new StringBuilder(256); 4281 } else { 4282 r.append(' '); 4283 } 4284 r.append(a.info.name); 4285 } 4286 } 4287 if (r != null) { 4288 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 4289 } 4290 4291 N = pkg.activities.size(); 4292 r = null; 4293 for (i=0; i<N; i++) { 4294 PackageParser.Activity a = pkg.activities.get(i); 4295 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4296 a.info.processName, pkg.applicationInfo.uid); 4297 mActivities.addActivity(a, "activity"); 4298 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4299 if (r == null) { 4300 r = new StringBuilder(256); 4301 } else { 4302 r.append(' '); 4303 } 4304 r.append(a.info.name); 4305 } 4306 } 4307 if (r != null) { 4308 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 4309 } 4310 4311 N = pkg.permissionGroups.size(); 4312 r = null; 4313 for (i=0; i<N; i++) { 4314 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 4315 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 4316 if (cur == null) { 4317 mPermissionGroups.put(pg.info.name, pg); 4318 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4319 if (r == null) { 4320 r = new StringBuilder(256); 4321 } else { 4322 r.append(' '); 4323 } 4324 r.append(pg.info.name); 4325 } 4326 } else { 4327 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 4328 + pg.info.packageName + " ignored: original from " 4329 + cur.info.packageName); 4330 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4331 if (r == null) { 4332 r = new StringBuilder(256); 4333 } else { 4334 r.append(' '); 4335 } 4336 r.append("DUP:"); 4337 r.append(pg.info.name); 4338 } 4339 } 4340 } 4341 if (r != null) { 4342 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 4343 } 4344 4345 N = pkg.permissions.size(); 4346 r = null; 4347 for (i=0; i<N; i++) { 4348 PackageParser.Permission p = pkg.permissions.get(i); 4349 HashMap<String, BasePermission> permissionMap = 4350 p.tree ? mSettings.mPermissionTrees 4351 : mSettings.mPermissions; 4352 p.group = mPermissionGroups.get(p.info.group); 4353 if (p.info.group == null || p.group != null) { 4354 BasePermission bp = permissionMap.get(p.info.name); 4355 if (bp == null) { 4356 bp = new BasePermission(p.info.name, p.info.packageName, 4357 BasePermission.TYPE_NORMAL); 4358 permissionMap.put(p.info.name, bp); 4359 } 4360 if (bp.perm == null) { 4361 if (bp.sourcePackage == null 4362 || bp.sourcePackage.equals(p.info.packageName)) { 4363 BasePermission tree = findPermissionTreeLP(p.info.name); 4364 if (tree == null 4365 || tree.sourcePackage.equals(p.info.packageName)) { 4366 bp.packageSetting = pkgSetting; 4367 bp.perm = p; 4368 bp.uid = pkg.applicationInfo.uid; 4369 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4370 if (r == null) { 4371 r = new StringBuilder(256); 4372 } else { 4373 r.append(' '); 4374 } 4375 r.append(p.info.name); 4376 } 4377 } else { 4378 Slog.w(TAG, "Permission " + p.info.name + " from package " 4379 + p.info.packageName + " ignored: base tree " 4380 + tree.name + " is from package " 4381 + tree.sourcePackage); 4382 } 4383 } else { 4384 Slog.w(TAG, "Permission " + p.info.name + " from package " 4385 + p.info.packageName + " ignored: original from " 4386 + bp.sourcePackage); 4387 } 4388 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4389 if (r == null) { 4390 r = new StringBuilder(256); 4391 } else { 4392 r.append(' '); 4393 } 4394 r.append("DUP:"); 4395 r.append(p.info.name); 4396 } 4397 if (bp.perm == p) { 4398 bp.protectionLevel = p.info.protectionLevel; 4399 } 4400 } else { 4401 Slog.w(TAG, "Permission " + p.info.name + " from package " 4402 + p.info.packageName + " ignored: no group " 4403 + p.group); 4404 } 4405 } 4406 if (r != null) { 4407 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 4408 } 4409 4410 N = pkg.instrumentation.size(); 4411 r = null; 4412 for (i=0; i<N; i++) { 4413 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4414 a.info.packageName = pkg.applicationInfo.packageName; 4415 a.info.sourceDir = pkg.applicationInfo.sourceDir; 4416 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 4417 a.info.dataDir = pkg.applicationInfo.dataDir; 4418 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 4419 mInstrumentation.put(a.getComponentName(), a); 4420 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4421 if (r == null) { 4422 r = new StringBuilder(256); 4423 } else { 4424 r.append(' '); 4425 } 4426 r.append(a.info.name); 4427 } 4428 } 4429 if (r != null) { 4430 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 4431 } 4432 4433 if (pkg.protectedBroadcasts != null) { 4434 N = pkg.protectedBroadcasts.size(); 4435 for (i=0; i<N; i++) { 4436 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 4437 } 4438 } 4439 4440 pkgSetting.setTimeStamp(scanFileTime); 4441 } 4442 4443 return pkg; 4444 } 4445 4446 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 4447 PackageSetting pkgSetting) { 4448 final String apkLibPath = getApkName(pkgSetting.codePathString); 4449 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 4450 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 4451 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 4452 } 4453 4454 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 4455 throws IOException { 4456 if (!nativeLibraryDir.isDirectory()) { 4457 nativeLibraryDir.delete(); 4458 4459 if (!nativeLibraryDir.mkdir()) { 4460 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 4461 } 4462 4463 try { 4464 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 4465 | S_IXOTH); 4466 } catch (ErrnoException e) { 4467 throw new IOException("Cannot chmod native library directory " 4468 + nativeLibraryDir.getPath(), e); 4469 } 4470 } else if (!SELinux.restorecon(nativeLibraryDir)) { 4471 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 4472 } 4473 4474 /* 4475 * If this is an internal application or our nativeLibraryPath points to 4476 * the app-lib directory, unpack the libraries if necessary. 4477 */ 4478 return NativeLibraryHelper.copyNativeBinariesIfNeededLI(scanFile, nativeLibraryDir); 4479 } 4480 4481 private void killApplication(String pkgName, int appId) { 4482 // Request the ActivityManager to kill the process(only for existing packages) 4483 // so that we do not end up in a confused state while the user is still using the older 4484 // version of the application while the new one gets installed. 4485 IActivityManager am = ActivityManagerNative.getDefault(); 4486 if (am != null) { 4487 try { 4488 am.killApplicationWithAppId(pkgName, appId); 4489 } catch (RemoteException e) { 4490 } 4491 } 4492 } 4493 4494 void removePackageLI(PackageSetting ps, boolean chatty) { 4495 if (DEBUG_INSTALL) { 4496 if (chatty) 4497 Log.d(TAG, "Removing package " + ps.name); 4498 } 4499 4500 // writer 4501 synchronized (mPackages) { 4502 mPackages.remove(ps.name); 4503 if (ps.codePathString != null) { 4504 mAppDirs.remove(ps.codePathString); 4505 } 4506 4507 final PackageParser.Package pkg = ps.pkg; 4508 if (pkg != null) { 4509 cleanPackageDataStructuresLILPw(pkg, chatty); 4510 } 4511 } 4512 } 4513 4514 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 4515 if (DEBUG_INSTALL) { 4516 if (chatty) 4517 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 4518 } 4519 4520 // writer 4521 synchronized (mPackages) { 4522 mPackages.remove(pkg.applicationInfo.packageName); 4523 if (pkg.mPath != null) { 4524 mAppDirs.remove(pkg.mPath); 4525 } 4526 cleanPackageDataStructuresLILPw(pkg, chatty); 4527 } 4528 } 4529 4530 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 4531 int N = pkg.providers.size(); 4532 StringBuilder r = null; 4533 int i; 4534 for (i=0; i<N; i++) { 4535 PackageParser.Provider p = pkg.providers.get(i); 4536 mProvidersByComponent.remove(new ComponentName(p.info.packageName, 4537 p.info.name)); 4538 if (p.info.authority == null) { 4539 4540 /* There was another ContentProvider with this authority when 4541 * this app was installed so this authority is null, 4542 * Ignore it as we don't have to unregister the provider. 4543 */ 4544 continue; 4545 } 4546 String names[] = p.info.authority.split(";"); 4547 for (int j = 0; j < names.length; j++) { 4548 if (mProviders.get(names[j]) == p) { 4549 mProviders.remove(names[j]); 4550 if (DEBUG_REMOVE) { 4551 if (chatty) 4552 Log.d(TAG, "Unregistered content provider: " + names[j] 4553 + ", className = " + p.info.name + ", isSyncable = " 4554 + p.info.isSyncable); 4555 } 4556 } 4557 } 4558 if (chatty) { 4559 if (r == null) { 4560 r = new StringBuilder(256); 4561 } else { 4562 r.append(' '); 4563 } 4564 r.append(p.info.name); 4565 } 4566 } 4567 if (r != null) { 4568 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 4569 } 4570 4571 N = pkg.services.size(); 4572 r = null; 4573 for (i=0; i<N; i++) { 4574 PackageParser.Service s = pkg.services.get(i); 4575 mServices.removeService(s); 4576 if (chatty) { 4577 if (r == null) { 4578 r = new StringBuilder(256); 4579 } else { 4580 r.append(' '); 4581 } 4582 r.append(s.info.name); 4583 } 4584 } 4585 if (r != null) { 4586 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 4587 } 4588 4589 N = pkg.receivers.size(); 4590 r = null; 4591 for (i=0; i<N; i++) { 4592 PackageParser.Activity a = pkg.receivers.get(i); 4593 mReceivers.removeActivity(a, "receiver"); 4594 if (chatty) { 4595 if (r == null) { 4596 r = new StringBuilder(256); 4597 } else { 4598 r.append(' '); 4599 } 4600 r.append(a.info.name); 4601 } 4602 } 4603 if (r != null) { 4604 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 4605 } 4606 4607 N = pkg.activities.size(); 4608 r = null; 4609 for (i=0; i<N; i++) { 4610 PackageParser.Activity a = pkg.activities.get(i); 4611 mActivities.removeActivity(a, "activity"); 4612 if (chatty) { 4613 if (r == null) { 4614 r = new StringBuilder(256); 4615 } else { 4616 r.append(' '); 4617 } 4618 r.append(a.info.name); 4619 } 4620 } 4621 if (r != null) { 4622 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 4623 } 4624 4625 N = pkg.permissions.size(); 4626 r = null; 4627 for (i=0; i<N; i++) { 4628 PackageParser.Permission p = pkg.permissions.get(i); 4629 BasePermission bp = mSettings.mPermissions.get(p.info.name); 4630 if (bp == null) { 4631 bp = mSettings.mPermissionTrees.get(p.info.name); 4632 } 4633 if (bp != null && bp.perm == p) { 4634 bp.perm = null; 4635 if (chatty) { 4636 if (r == null) { 4637 r = new StringBuilder(256); 4638 } else { 4639 r.append(' '); 4640 } 4641 r.append(p.info.name); 4642 } 4643 } 4644 } 4645 if (r != null) { 4646 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 4647 } 4648 4649 N = pkg.instrumentation.size(); 4650 r = null; 4651 for (i=0; i<N; i++) { 4652 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4653 mInstrumentation.remove(a.getComponentName()); 4654 if (chatty) { 4655 if (r == null) { 4656 r = new StringBuilder(256); 4657 } else { 4658 r.append(' '); 4659 } 4660 r.append(a.info.name); 4661 } 4662 } 4663 if (r != null) { 4664 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 4665 } 4666 } 4667 4668 private static final boolean isPackageFilename(String name) { 4669 return name != null && name.endsWith(".apk"); 4670 } 4671 4672 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 4673 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 4674 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 4675 return true; 4676 } 4677 } 4678 return false; 4679 } 4680 4681 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 4682 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 4683 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 4684 4685 private void updatePermissionsLPw(String changingPkg, 4686 PackageParser.Package pkgInfo, int flags) { 4687 // Make sure there are no dangling permission trees. 4688 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 4689 while (it.hasNext()) { 4690 final BasePermission bp = it.next(); 4691 if (bp.packageSetting == null) { 4692 // We may not yet have parsed the package, so just see if 4693 // we still know about its settings. 4694 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4695 } 4696 if (bp.packageSetting == null) { 4697 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 4698 + " from package " + bp.sourcePackage); 4699 it.remove(); 4700 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4701 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4702 Slog.i(TAG, "Removing old permission tree: " + bp.name 4703 + " from package " + bp.sourcePackage); 4704 flags |= UPDATE_PERMISSIONS_ALL; 4705 it.remove(); 4706 } 4707 } 4708 } 4709 4710 // Make sure all dynamic permissions have been assigned to a package, 4711 // and make sure there are no dangling permissions. 4712 it = mSettings.mPermissions.values().iterator(); 4713 while (it.hasNext()) { 4714 final BasePermission bp = it.next(); 4715 if (bp.type == BasePermission.TYPE_DYNAMIC) { 4716 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 4717 + bp.name + " pkg=" + bp.sourcePackage 4718 + " info=" + bp.pendingInfo); 4719 if (bp.packageSetting == null && bp.pendingInfo != null) { 4720 final BasePermission tree = findPermissionTreeLP(bp.name); 4721 if (tree != null && tree.perm != null) { 4722 bp.packageSetting = tree.packageSetting; 4723 bp.perm = new PackageParser.Permission(tree.perm.owner, 4724 new PermissionInfo(bp.pendingInfo)); 4725 bp.perm.info.packageName = tree.perm.info.packageName; 4726 bp.perm.info.name = bp.name; 4727 bp.uid = tree.uid; 4728 } 4729 } 4730 } 4731 if (bp.packageSetting == null) { 4732 // We may not yet have parsed the package, so just see if 4733 // we still know about its settings. 4734 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4735 } 4736 if (bp.packageSetting == null) { 4737 Slog.w(TAG, "Removing dangling permission: " + bp.name 4738 + " from package " + bp.sourcePackage); 4739 it.remove(); 4740 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4741 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4742 Slog.i(TAG, "Removing old permission: " + bp.name 4743 + " from package " + bp.sourcePackage); 4744 flags |= UPDATE_PERMISSIONS_ALL; 4745 it.remove(); 4746 } 4747 } 4748 } 4749 4750 // Now update the permissions for all packages, in particular 4751 // replace the granted permissions of the system packages. 4752 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 4753 for (PackageParser.Package pkg : mPackages.values()) { 4754 if (pkg != pkgInfo) { 4755 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 4756 } 4757 } 4758 } 4759 4760 if (pkgInfo != null) { 4761 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 4762 } 4763 } 4764 4765 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 4766 final PackageSetting ps = (PackageSetting) pkg.mExtras; 4767 if (ps == null) { 4768 return; 4769 } 4770 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 4771 HashSet<String> origPermissions = gp.grantedPermissions; 4772 boolean changedPermission = false; 4773 4774 if (replace) { 4775 ps.permissionsFixed = false; 4776 if (gp == ps) { 4777 origPermissions = new HashSet<String>(gp.grantedPermissions); 4778 gp.grantedPermissions.clear(); 4779 gp.gids = mGlobalGids; 4780 } 4781 } 4782 4783 if (gp.gids == null) { 4784 gp.gids = mGlobalGids; 4785 } 4786 4787 final int N = pkg.requestedPermissions.size(); 4788 for (int i=0; i<N; i++) { 4789 final String name = pkg.requestedPermissions.get(i); 4790 //final boolean required = pkg.requestedPermssionsRequired.get(i); 4791 final BasePermission bp = mSettings.mPermissions.get(name); 4792 if (DEBUG_INSTALL) { 4793 if (gp != ps) { 4794 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 4795 } 4796 } 4797 if (bp != null && bp.packageSetting != null) { 4798 final String perm = bp.name; 4799 boolean allowed; 4800 boolean allowedSig = false; 4801 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 4802 if (level == PermissionInfo.PROTECTION_NORMAL 4803 || level == PermissionInfo.PROTECTION_DANGEROUS) { 4804 allowed = true; 4805 } else if (bp.packageSetting == null) { 4806 // This permission is invalid; skip it. 4807 allowed = false; 4808 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 4809 allowed = (compareSignatures( 4810 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 4811 == PackageManager.SIGNATURE_MATCH) 4812 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 4813 == PackageManager.SIGNATURE_MATCH); 4814 if (!allowed && (bp.protectionLevel 4815 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 4816 if (isSystemApp(pkg)) { 4817 // For updated system applications, a system permission 4818 // is granted only if it had been defined by the original application. 4819 if (isUpdatedSystemApp(pkg)) { 4820 final PackageSetting sysPs = mSettings 4821 .getDisabledSystemPkgLPr(pkg.packageName); 4822 final GrantedPermissions origGp = sysPs.sharedUser != null 4823 ? sysPs.sharedUser : sysPs; 4824 if (origGp.grantedPermissions.contains(perm)) { 4825 allowed = true; 4826 } else { 4827 allowed = false; 4828 } 4829 } else { 4830 allowed = true; 4831 } 4832 } 4833 } 4834 if (!allowed && (bp.protectionLevel 4835 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 4836 // For development permissions, a development permission 4837 // is granted only if it was already granted. 4838 if (origPermissions.contains(perm)) { 4839 allowed = true; 4840 } else { 4841 allowed = false; 4842 } 4843 } 4844 if (allowed) { 4845 allowedSig = true; 4846 } 4847 } else { 4848 allowed = false; 4849 } 4850 if (DEBUG_INSTALL) { 4851 if (gp != ps) { 4852 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 4853 } 4854 } 4855 if (allowed) { 4856 if ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 4857 && ps.permissionsFixed) { 4858 // If this is an existing, non-system package, then 4859 // we can't add any new permissions to it. 4860 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 4861 allowed = false; 4862 // Except... if this is a permission that was added 4863 // to the platform (note: need to only do this when 4864 // updating the platform). 4865 final int NP = PackageParser.NEW_PERMISSIONS.length; 4866 for (int ip=0; ip<NP; ip++) { 4867 final PackageParser.NewPermissionInfo npi 4868 = PackageParser.NEW_PERMISSIONS[ip]; 4869 if (npi.name.equals(perm) 4870 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 4871 allowed = true; 4872 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 4873 + pkg.packageName); 4874 break; 4875 } 4876 } 4877 } 4878 } 4879 if (allowed) { 4880 if (!gp.grantedPermissions.contains(perm)) { 4881 changedPermission = true; 4882 gp.grantedPermissions.add(perm); 4883 gp.gids = appendInts(gp.gids, bp.gids); 4884 } else if (!ps.haveGids) { 4885 gp.gids = appendInts(gp.gids, bp.gids); 4886 } 4887 } else { 4888 Slog.w(TAG, "Not granting permission " + perm 4889 + " to package " + pkg.packageName 4890 + " because it was previously installed without"); 4891 } 4892 } else { 4893 if (gp.grantedPermissions.remove(perm)) { 4894 changedPermission = true; 4895 gp.gids = removeInts(gp.gids, bp.gids); 4896 Slog.i(TAG, "Un-granting permission " + perm 4897 + " from package " + pkg.packageName 4898 + " (protectionLevel=" + bp.protectionLevel 4899 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4900 + ")"); 4901 } else { 4902 Slog.w(TAG, "Not granting permission " + perm 4903 + " to package " + pkg.packageName 4904 + " (protectionLevel=" + bp.protectionLevel 4905 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4906 + ")"); 4907 } 4908 } 4909 } else { 4910 Slog.w(TAG, "Unknown permission " + name 4911 + " in package " + pkg.packageName); 4912 } 4913 } 4914 4915 if ((changedPermission || replace) && !ps.permissionsFixed && 4916 ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) || 4917 ((ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0)){ 4918 // This is the first that we have heard about this package, so the 4919 // permissions we have now selected are fixed until explicitly 4920 // changed. 4921 ps.permissionsFixed = true; 4922 } 4923 ps.haveGids = true; 4924 } 4925 4926 private final class ActivityIntentResolver 4927 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 4928 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 4929 boolean defaultOnly, int userId) { 4930 if (!sUserManager.exists(userId)) return null; 4931 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 4932 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 4933 } 4934 4935 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 4936 int userId) { 4937 if (!sUserManager.exists(userId)) return null; 4938 mFlags = flags; 4939 return super.queryIntent(intent, resolvedType, 4940 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 4941 } 4942 4943 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 4944 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 4945 if (!sUserManager.exists(userId)) return null; 4946 if (packageActivities == null) { 4947 return null; 4948 } 4949 mFlags = flags; 4950 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 4951 final int N = packageActivities.size(); 4952 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 4953 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 4954 4955 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 4956 for (int i = 0; i < N; ++i) { 4957 intentFilters = packageActivities.get(i).intents; 4958 if (intentFilters != null && intentFilters.size() > 0) { 4959 PackageParser.ActivityIntentInfo[] array = 4960 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 4961 intentFilters.toArray(array); 4962 listCut.add(array); 4963 } 4964 } 4965 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 4966 } 4967 4968 public final void addActivity(PackageParser.Activity a, String type) { 4969 final boolean systemApp = isSystemApp(a.info.applicationInfo); 4970 mActivities.put(a.getComponentName(), a); 4971 if (DEBUG_SHOW_INFO) 4972 Log.v( 4973 TAG, " " + type + " " + 4974 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 4975 if (DEBUG_SHOW_INFO) 4976 Log.v(TAG, " Class=" + a.info.name); 4977 final int NI = a.intents.size(); 4978 for (int j=0; j<NI; j++) { 4979 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 4980 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 4981 intent.setPriority(0); 4982 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 4983 + a.className + " with priority > 0, forcing to 0"); 4984 } 4985 if (DEBUG_SHOW_INFO) { 4986 Log.v(TAG, " IntentFilter:"); 4987 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 4988 } 4989 if (!intent.debugCheck()) { 4990 Log.w(TAG, "==> For Activity " + a.info.name); 4991 } 4992 addFilter(intent); 4993 } 4994 } 4995 4996 public final void removeActivity(PackageParser.Activity a, String type) { 4997 mActivities.remove(a.getComponentName()); 4998 if (DEBUG_SHOW_INFO) { 4999 Log.v(TAG, " " + type + " " 5000 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 5001 : a.info.name) + ":"); 5002 Log.v(TAG, " Class=" + a.info.name); 5003 } 5004 final int NI = a.intents.size(); 5005 for (int j=0; j<NI; j++) { 5006 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5007 if (DEBUG_SHOW_INFO) { 5008 Log.v(TAG, " IntentFilter:"); 5009 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5010 } 5011 removeFilter(intent); 5012 } 5013 } 5014 5015 @Override 5016 protected boolean allowFilterResult( 5017 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 5018 ActivityInfo filterAi = filter.activity.info; 5019 for (int i=dest.size()-1; i>=0; i--) { 5020 ActivityInfo destAi = dest.get(i).activityInfo; 5021 if (destAi.name == filterAi.name 5022 && destAi.packageName == filterAi.packageName) { 5023 return false; 5024 } 5025 } 5026 return true; 5027 } 5028 5029 @Override 5030 protected ActivityIntentInfo[] newArray(int size) { 5031 return new ActivityIntentInfo[size]; 5032 } 5033 5034 @Override 5035 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 5036 if (!sUserManager.exists(userId)) return true; 5037 PackageParser.Package p = filter.activity.owner; 5038 if (p != null) { 5039 PackageSetting ps = (PackageSetting)p.mExtras; 5040 if (ps != null) { 5041 // System apps are never considered stopped for purposes of 5042 // filtering, because there may be no way for the user to 5043 // actually re-launch them. 5044 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 5045 && ps.getStopped(userId); 5046 } 5047 } 5048 return false; 5049 } 5050 5051 @Override 5052 protected String packageForFilter(PackageParser.ActivityIntentInfo info) { 5053 return info.activity.owner.packageName; 5054 } 5055 5056 @Override 5057 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 5058 int match, int userId) { 5059 if (!sUserManager.exists(userId)) return null; 5060 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 5061 return null; 5062 } 5063 final PackageParser.Activity activity = info.activity; 5064 if (mSafeMode && (activity.info.applicationInfo.flags 5065 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5066 return null; 5067 } 5068 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 5069 if (ps == null) { 5070 return null; 5071 } 5072 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 5073 ps.readUserState(userId), userId); 5074 if (ai == null) { 5075 return null; 5076 } 5077 final ResolveInfo res = new ResolveInfo(); 5078 res.activityInfo = ai; 5079 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5080 res.filter = info; 5081 } 5082 res.priority = info.getPriority(); 5083 res.preferredOrder = activity.owner.mPreferredOrder; 5084 //System.out.println("Result: " + res.activityInfo.className + 5085 // " = " + res.priority); 5086 res.match = match; 5087 res.isDefault = info.hasDefault; 5088 res.labelRes = info.labelRes; 5089 res.nonLocalizedLabel = info.nonLocalizedLabel; 5090 res.icon = info.icon; 5091 res.system = isSystemApp(res.activityInfo.applicationInfo); 5092 return res; 5093 } 5094 5095 @Override 5096 protected void sortResults(List<ResolveInfo> results) { 5097 Collections.sort(results, mResolvePrioritySorter); 5098 } 5099 5100 @Override 5101 protected void dumpFilter(PrintWriter out, String prefix, 5102 PackageParser.ActivityIntentInfo filter) { 5103 out.print(prefix); out.print( 5104 Integer.toHexString(System.identityHashCode(filter.activity))); 5105 out.print(' '); 5106 out.print(filter.activity.getComponentShortName()); 5107 out.print(" filter "); 5108 out.println(Integer.toHexString(System.identityHashCode(filter))); 5109 } 5110 5111// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5112// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5113// final List<ResolveInfo> retList = Lists.newArrayList(); 5114// while (i.hasNext()) { 5115// final ResolveInfo resolveInfo = i.next(); 5116// if (isEnabledLP(resolveInfo.activityInfo)) { 5117// retList.add(resolveInfo); 5118// } 5119// } 5120// return retList; 5121// } 5122 5123 // Keys are String (activity class name), values are Activity. 5124 private final HashMap<ComponentName, PackageParser.Activity> mActivities 5125 = new HashMap<ComponentName, PackageParser.Activity>(); 5126 private int mFlags; 5127 } 5128 5129 private final class ServiceIntentResolver 5130 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 5131 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5132 boolean defaultOnly, int userId) { 5133 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5134 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5135 } 5136 5137 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5138 int userId) { 5139 if (!sUserManager.exists(userId)) return null; 5140 mFlags = flags; 5141 return super.queryIntent(intent, resolvedType, 5142 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5143 } 5144 5145 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5146 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 5147 if (!sUserManager.exists(userId)) return null; 5148 if (packageServices == null) { 5149 return null; 5150 } 5151 mFlags = flags; 5152 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5153 final int N = packageServices.size(); 5154 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 5155 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 5156 5157 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 5158 for (int i = 0; i < N; ++i) { 5159 intentFilters = packageServices.get(i).intents; 5160 if (intentFilters != null && intentFilters.size() > 0) { 5161 PackageParser.ServiceIntentInfo[] array = 5162 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 5163 intentFilters.toArray(array); 5164 listCut.add(array); 5165 } 5166 } 5167 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5168 } 5169 5170 public final void addService(PackageParser.Service s) { 5171 mServices.put(s.getComponentName(), s); 5172 if (DEBUG_SHOW_INFO) { 5173 Log.v(TAG, " " 5174 + (s.info.nonLocalizedLabel != null 5175 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5176 Log.v(TAG, " Class=" + s.info.name); 5177 } 5178 final int NI = s.intents.size(); 5179 int j; 5180 for (j=0; j<NI; j++) { 5181 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5182 if (DEBUG_SHOW_INFO) { 5183 Log.v(TAG, " IntentFilter:"); 5184 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5185 } 5186 if (!intent.debugCheck()) { 5187 Log.w(TAG, "==> For Service " + s.info.name); 5188 } 5189 addFilter(intent); 5190 } 5191 } 5192 5193 public final void removeService(PackageParser.Service s) { 5194 mServices.remove(s.getComponentName()); 5195 if (DEBUG_SHOW_INFO) { 5196 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 5197 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5198 Log.v(TAG, " Class=" + s.info.name); 5199 } 5200 final int NI = s.intents.size(); 5201 int j; 5202 for (j=0; j<NI; j++) { 5203 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5204 if (DEBUG_SHOW_INFO) { 5205 Log.v(TAG, " IntentFilter:"); 5206 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5207 } 5208 removeFilter(intent); 5209 } 5210 } 5211 5212 @Override 5213 protected boolean allowFilterResult( 5214 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 5215 ServiceInfo filterSi = filter.service.info; 5216 for (int i=dest.size()-1; i>=0; i--) { 5217 ServiceInfo destAi = dest.get(i).serviceInfo; 5218 if (destAi.name == filterSi.name 5219 && destAi.packageName == filterSi.packageName) { 5220 return false; 5221 } 5222 } 5223 return true; 5224 } 5225 5226 @Override 5227 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 5228 return new PackageParser.ServiceIntentInfo[size]; 5229 } 5230 5231 @Override 5232 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 5233 if (!sUserManager.exists(userId)) return true; 5234 PackageParser.Package p = filter.service.owner; 5235 if (p != null) { 5236 PackageSetting ps = (PackageSetting)p.mExtras; 5237 if (ps != null) { 5238 // System apps are never considered stopped for purposes of 5239 // filtering, because there may be no way for the user to 5240 // actually re-launch them. 5241 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 5242 && ps.getStopped(userId); 5243 } 5244 } 5245 return false; 5246 } 5247 5248 @Override 5249 protected String packageForFilter(PackageParser.ServiceIntentInfo info) { 5250 return info.service.owner.packageName; 5251 } 5252 5253 @Override 5254 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 5255 int match, int userId) { 5256 if (!sUserManager.exists(userId)) return null; 5257 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 5258 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 5259 return null; 5260 } 5261 final PackageParser.Service service = info.service; 5262 if (mSafeMode && (service.info.applicationInfo.flags 5263 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5264 return null; 5265 } 5266 PackageSetting ps = (PackageSetting) service.owner.mExtras; 5267 if (ps == null) { 5268 return null; 5269 } 5270 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 5271 ps.readUserState(userId), userId); 5272 if (si == null) { 5273 return null; 5274 } 5275 final ResolveInfo res = new ResolveInfo(); 5276 res.serviceInfo = si; 5277 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5278 res.filter = filter; 5279 } 5280 res.priority = info.getPriority(); 5281 res.preferredOrder = service.owner.mPreferredOrder; 5282 //System.out.println("Result: " + res.activityInfo.className + 5283 // " = " + res.priority); 5284 res.match = match; 5285 res.isDefault = info.hasDefault; 5286 res.labelRes = info.labelRes; 5287 res.nonLocalizedLabel = info.nonLocalizedLabel; 5288 res.icon = info.icon; 5289 res.system = isSystemApp(res.serviceInfo.applicationInfo); 5290 return res; 5291 } 5292 5293 @Override 5294 protected void sortResults(List<ResolveInfo> results) { 5295 Collections.sort(results, mResolvePrioritySorter); 5296 } 5297 5298 @Override 5299 protected void dumpFilter(PrintWriter out, String prefix, 5300 PackageParser.ServiceIntentInfo filter) { 5301 out.print(prefix); out.print( 5302 Integer.toHexString(System.identityHashCode(filter.service))); 5303 out.print(' '); 5304 out.print(filter.service.getComponentShortName()); 5305 out.print(" filter "); 5306 out.println(Integer.toHexString(System.identityHashCode(filter))); 5307 } 5308 5309// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5310// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5311// final List<ResolveInfo> retList = Lists.newArrayList(); 5312// while (i.hasNext()) { 5313// final ResolveInfo resolveInfo = (ResolveInfo) i; 5314// if (isEnabledLP(resolveInfo.serviceInfo)) { 5315// retList.add(resolveInfo); 5316// } 5317// } 5318// return retList; 5319// } 5320 5321 // Keys are String (activity class name), values are Activity. 5322 private final HashMap<ComponentName, PackageParser.Service> mServices 5323 = new HashMap<ComponentName, PackageParser.Service>(); 5324 private int mFlags; 5325 }; 5326 5327 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 5328 new Comparator<ResolveInfo>() { 5329 public int compare(ResolveInfo r1, ResolveInfo r2) { 5330 int v1 = r1.priority; 5331 int v2 = r2.priority; 5332 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 5333 if (v1 != v2) { 5334 return (v1 > v2) ? -1 : 1; 5335 } 5336 v1 = r1.preferredOrder; 5337 v2 = r2.preferredOrder; 5338 if (v1 != v2) { 5339 return (v1 > v2) ? -1 : 1; 5340 } 5341 if (r1.isDefault != r2.isDefault) { 5342 return r1.isDefault ? -1 : 1; 5343 } 5344 v1 = r1.match; 5345 v2 = r2.match; 5346 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 5347 if (v1 != v2) { 5348 return (v1 > v2) ? -1 : 1; 5349 } 5350 if (r1.system != r2.system) { 5351 return r1.system ? -1 : 1; 5352 } 5353 return 0; 5354 } 5355 }; 5356 5357 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 5358 new Comparator<ProviderInfo>() { 5359 public int compare(ProviderInfo p1, ProviderInfo p2) { 5360 final int v1 = p1.initOrder; 5361 final int v2 = p2.initOrder; 5362 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 5363 } 5364 }; 5365 5366 static final void sendPackageBroadcast(String action, String pkg, 5367 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 5368 int[] userIds) { 5369 IActivityManager am = ActivityManagerNative.getDefault(); 5370 if (am != null) { 5371 try { 5372 if (userIds == null) { 5373 userIds = am.getRunningUserIds(); 5374 } 5375 for (int id : userIds) { 5376 final Intent intent = new Intent(action, 5377 pkg != null ? Uri.fromParts("package", pkg, null) : null); 5378 if (extras != null) { 5379 intent.putExtras(extras); 5380 } 5381 if (targetPkg != null) { 5382 intent.setPackage(targetPkg); 5383 } 5384 // Modify the UID when posting to other users 5385 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 5386 if (uid > 0 && UserHandle.getUserId(uid) != id) { 5387 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 5388 intent.putExtra(Intent.EXTRA_UID, uid); 5389 } 5390 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 5391 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 5392 if (DEBUG_BROADCASTS) { 5393 RuntimeException here = new RuntimeException("here"); 5394 here.fillInStackTrace(); 5395 Slog.d(TAG, "Sending to user " + id + ": " 5396 + intent.toShortString(false, true, false, false) 5397 + " " + intent.getExtras(), here); 5398 } 5399 am.broadcastIntent(null, intent, null, finishedReceiver, 5400 0, null, null, null, finishedReceiver != null, false, id); 5401 } 5402 } catch (RemoteException ex) { 5403 } 5404 } 5405 } 5406 5407 /** 5408 * Check if the external storage media is available. This is true if there 5409 * is a mounted external storage medium or if the external storage is 5410 * emulated. 5411 */ 5412 private boolean isExternalMediaAvailable() { 5413 return mMediaMounted || Environment.isExternalStorageEmulated(); 5414 } 5415 5416 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 5417 // writer 5418 synchronized (mPackages) { 5419 if (!isExternalMediaAvailable()) { 5420 // If the external storage is no longer mounted at this point, 5421 // the caller may not have been able to delete all of this 5422 // packages files and can not delete any more. Bail. 5423 return null; 5424 } 5425 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 5426 if (lastPackage != null) { 5427 pkgs.remove(lastPackage); 5428 } 5429 if (pkgs.size() > 0) { 5430 return pkgs.get(0); 5431 } 5432 } 5433 return null; 5434 } 5435 5436 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 5437 if (false) { 5438 RuntimeException here = new RuntimeException("here"); 5439 here.fillInStackTrace(); 5440 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 5441 + " andCode=" + andCode, here); 5442 } 5443 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 5444 userId, andCode ? 1 : 0, packageName)); 5445 } 5446 5447 void startCleaningPackages() { 5448 // reader 5449 synchronized (mPackages) { 5450 if (!isExternalMediaAvailable()) { 5451 return; 5452 } 5453 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 5454 return; 5455 } 5456 } 5457 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 5458 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 5459 IActivityManager am = ActivityManagerNative.getDefault(); 5460 if (am != null) { 5461 try { 5462 am.startService(null, intent, null, UserHandle.USER_OWNER); 5463 } catch (RemoteException e) { 5464 } 5465 } 5466 } 5467 5468 private final class AppDirObserver extends FileObserver { 5469 public AppDirObserver(String path, int mask, boolean isrom) { 5470 super(path, mask); 5471 mRootDir = path; 5472 mIsRom = isrom; 5473 } 5474 5475 public void onEvent(int event, String path) { 5476 String removedPackage = null; 5477 int removedAppId = -1; 5478 int[] removedUsers = null; 5479 String addedPackage = null; 5480 int addedAppId = -1; 5481 int[] addedUsers = null; 5482 5483 // TODO post a message to the handler to obtain serial ordering 5484 synchronized (mInstallLock) { 5485 String fullPathStr = null; 5486 File fullPath = null; 5487 if (path != null) { 5488 fullPath = new File(mRootDir, path); 5489 fullPathStr = fullPath.getPath(); 5490 } 5491 5492 if (DEBUG_APP_DIR_OBSERVER) 5493 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 5494 5495 if (!isPackageFilename(path)) { 5496 if (DEBUG_APP_DIR_OBSERVER) 5497 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 5498 return; 5499 } 5500 5501 // Ignore packages that are being installed or 5502 // have just been installed. 5503 if (ignoreCodePath(fullPathStr)) { 5504 return; 5505 } 5506 PackageParser.Package p = null; 5507 PackageSetting ps = null; 5508 // reader 5509 synchronized (mPackages) { 5510 p = mAppDirs.get(fullPathStr); 5511 if (p != null) { 5512 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 5513 if (ps != null) { 5514 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 5515 } else { 5516 removedUsers = sUserManager.getUserIds(); 5517 } 5518 } 5519 addedUsers = sUserManager.getUserIds(); 5520 } 5521 if ((event&REMOVE_EVENTS) != 0) { 5522 if (ps != null) { 5523 removePackageLI(ps, true); 5524 removedPackage = ps.name; 5525 removedAppId = ps.appId; 5526 } 5527 } 5528 5529 if ((event&ADD_EVENTS) != 0) { 5530 if (p == null) { 5531 p = scanPackageLI(fullPath, 5532 (mIsRom ? PackageParser.PARSE_IS_SYSTEM 5533 | PackageParser.PARSE_IS_SYSTEM_DIR: 0) | 5534 PackageParser.PARSE_CHATTY | 5535 PackageParser.PARSE_MUST_BE_APK, 5536 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 5537 System.currentTimeMillis(), UserHandle.ALL); 5538 if (p != null) { 5539 /* 5540 * TODO this seems dangerous as the package may have 5541 * changed since we last acquired the mPackages 5542 * lock. 5543 */ 5544 // writer 5545 synchronized (mPackages) { 5546 updatePermissionsLPw(p.packageName, p, 5547 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 5548 } 5549 addedPackage = p.applicationInfo.packageName; 5550 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 5551 } 5552 } 5553 } 5554 5555 // reader 5556 synchronized (mPackages) { 5557 mSettings.writeLPr(); 5558 } 5559 } 5560 5561 if (removedPackage != null) { 5562 Bundle extras = new Bundle(1); 5563 extras.putInt(Intent.EXTRA_UID, removedAppId); 5564 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 5565 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 5566 extras, null, null, removedUsers); 5567 } 5568 if (addedPackage != null) { 5569 Bundle extras = new Bundle(1); 5570 extras.putInt(Intent.EXTRA_UID, addedAppId); 5571 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 5572 extras, null, null, addedUsers); 5573 } 5574 } 5575 5576 private final String mRootDir; 5577 private final boolean mIsRom; 5578 } 5579 5580 /* Called when a downloaded package installation has been confirmed by the user */ 5581 public void installPackage( 5582 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 5583 installPackage(packageURI, observer, flags, null); 5584 } 5585 5586 /* Called when a downloaded package installation has been confirmed by the user */ 5587 public void installPackage( 5588 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 5589 final String installerPackageName) { 5590 installPackageWithVerification(packageURI, observer, flags, installerPackageName, null, 5591 null, null); 5592 } 5593 5594 @Override 5595 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 5596 int flags, String installerPackageName, Uri verificationURI, 5597 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 5598 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 5599 VerificationParams.NO_UID, manifestDigest); 5600 installPackageWithVerificationAndEncryption(packageURI, observer, flags, 5601 installerPackageName, verificationParams, encryptionParams); 5602 } 5603 5604 public void installPackageWithVerificationAndEncryption(Uri packageURI, 5605 IPackageInstallObserver observer, int flags, String installerPackageName, 5606 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 5607 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5608 null); 5609 5610 final int uid = Binder.getCallingUid(); 5611 UserHandle user; 5612 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 5613 user = UserHandle.ALL; 5614 } else { 5615 user = new UserHandle(UserHandle.getUserId(uid)); 5616 } 5617 5618 final int filteredFlags; 5619 5620 if (uid == Process.SHELL_UID || uid == 0) { 5621 if (DEBUG_INSTALL) { 5622 Slog.v(TAG, "Install from ADB"); 5623 } 5624 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 5625 } else { 5626 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 5627 } 5628 5629 verificationParams.setInstallerUid(uid); 5630 5631 final Message msg = mHandler.obtainMessage(INIT_COPY); 5632 msg.obj = new InstallParams(packageURI, observer, filteredFlags, installerPackageName, 5633 verificationParams, encryptionParams, user); 5634 mHandler.sendMessage(msg); 5635 } 5636 5637 /** 5638 * @hide 5639 */ 5640 @Override 5641 public int installExistingPackage(String packageName) { 5642 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5643 null); 5644 PackageSetting pkgSetting; 5645 final int uid = Binder.getCallingUid(); 5646 final int userId = UserHandle.getUserId(uid); 5647 5648 long callingId = Binder.clearCallingIdentity(); 5649 try { 5650 boolean sendAdded = false; 5651 Bundle extras = new Bundle(1); 5652 5653 // writer 5654 synchronized (mPackages) { 5655 pkgSetting = mSettings.mPackages.get(packageName); 5656 if (pkgSetting == null) { 5657 return PackageManager.INSTALL_FAILED_INVALID_URI; 5658 } 5659 if (!pkgSetting.getInstalled(userId)) { 5660 pkgSetting.setInstalled(true, userId); 5661 mSettings.writePackageRestrictionsLPr(userId); 5662 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 5663 sendAdded = true; 5664 } 5665 } 5666 5667 if (sendAdded) { 5668 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 5669 packageName, extras, null, null, new int[] {userId}); 5670 } 5671 } finally { 5672 Binder.restoreCallingIdentity(callingId); 5673 } 5674 5675 return PackageManager.INSTALL_SUCCEEDED; 5676 } 5677 5678 @Override 5679 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 5680 mContext.enforceCallingOrSelfPermission( 5681 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5682 "Only package verification agents can verify applications"); 5683 5684 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5685 final PackageVerificationResponse response = new PackageVerificationResponse( 5686 verificationCode, Binder.getCallingUid()); 5687 msg.arg1 = id; 5688 msg.obj = response; 5689 mHandler.sendMessage(msg); 5690 } 5691 5692 @Override 5693 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 5694 long millisecondsToDelay) { 5695 mContext.enforceCallingOrSelfPermission( 5696 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5697 "Only package verification agents can extend verification timeouts"); 5698 5699 final PackageVerificationState state = mPendingVerification.get(id); 5700 final PackageVerificationResponse response = new PackageVerificationResponse( 5701 verificationCodeAtTimeout, Binder.getCallingUid()); 5702 5703 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 5704 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 5705 } 5706 if (millisecondsToDelay < 0) { 5707 millisecondsToDelay = 0; 5708 } 5709 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 5710 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 5711 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 5712 } 5713 5714 if ((state != null) && !state.timeoutExtended()) { 5715 state.extendTimeout(); 5716 5717 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5718 msg.arg1 = id; 5719 msg.obj = response; 5720 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 5721 } 5722 } 5723 5724 private void broadcastPackageVerified(int verificationId, Uri packageUri, 5725 int verificationCode, UserHandle user) { 5726 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 5727 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 5728 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 5729 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 5730 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 5731 5732 mContext.sendBroadcastAsUser(intent, user, 5733 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 5734 } 5735 5736 private ComponentName matchComponentForVerifier(String packageName, 5737 List<ResolveInfo> receivers) { 5738 ActivityInfo targetReceiver = null; 5739 5740 final int NR = receivers.size(); 5741 for (int i = 0; i < NR; i++) { 5742 final ResolveInfo info = receivers.get(i); 5743 if (info.activityInfo == null) { 5744 continue; 5745 } 5746 5747 if (packageName.equals(info.activityInfo.packageName)) { 5748 targetReceiver = info.activityInfo; 5749 break; 5750 } 5751 } 5752 5753 if (targetReceiver == null) { 5754 return null; 5755 } 5756 5757 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 5758 } 5759 5760 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 5761 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 5762 if (pkgInfo.verifiers.length == 0) { 5763 return null; 5764 } 5765 5766 final int N = pkgInfo.verifiers.length; 5767 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 5768 for (int i = 0; i < N; i++) { 5769 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 5770 5771 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 5772 receivers); 5773 if (comp == null) { 5774 continue; 5775 } 5776 5777 final int verifierUid = getUidForVerifier(verifierInfo); 5778 if (verifierUid == -1) { 5779 continue; 5780 } 5781 5782 if (DEBUG_VERIFY) { 5783 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 5784 + " with the correct signature"); 5785 } 5786 sufficientVerifiers.add(comp); 5787 verificationState.addSufficientVerifier(verifierUid); 5788 } 5789 5790 return sufficientVerifiers; 5791 } 5792 5793 private int getUidForVerifier(VerifierInfo verifierInfo) { 5794 synchronized (mPackages) { 5795 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 5796 if (pkg == null) { 5797 return -1; 5798 } else if (pkg.mSignatures.length != 1) { 5799 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5800 + " has more than one signature; ignoring"); 5801 return -1; 5802 } 5803 5804 /* 5805 * If the public key of the package's signature does not match 5806 * our expected public key, then this is a different package and 5807 * we should skip. 5808 */ 5809 5810 final byte[] expectedPublicKey; 5811 try { 5812 final Signature verifierSig = pkg.mSignatures[0]; 5813 final PublicKey publicKey = verifierSig.getPublicKey(); 5814 expectedPublicKey = publicKey.getEncoded(); 5815 } catch (CertificateException e) { 5816 return -1; 5817 } 5818 5819 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 5820 5821 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 5822 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5823 + " does not have the expected public key; ignoring"); 5824 return -1; 5825 } 5826 5827 return pkg.applicationInfo.uid; 5828 } 5829 } 5830 5831 public void finishPackageInstall(int token) { 5832 enforceSystemOrRoot("Only the system is allowed to finish installs"); 5833 5834 if (DEBUG_INSTALL) { 5835 Slog.v(TAG, "BM finishing package install for " + token); 5836 } 5837 5838 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 5839 mHandler.sendMessage(msg); 5840 } 5841 5842 /** 5843 * Get the verification agent timeout. 5844 * 5845 * @return verification timeout in milliseconds 5846 */ 5847 private long getVerificationTimeout() { 5848 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 5849 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 5850 DEFAULT_VERIFICATION_TIMEOUT); 5851 } 5852 5853 /** 5854 * Get the default verification agent response code. 5855 * 5856 * @return default verification response code 5857 */ 5858 private int getDefaultVerificationResponse() { 5859 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5860 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 5861 DEFAULT_VERIFICATION_RESPONSE); 5862 } 5863 5864 /** 5865 * Check whether or not package verification has been enabled. 5866 * 5867 * @return true if verification should be performed 5868 */ 5869 private boolean isVerificationEnabled(int flags) { 5870 if (!DEFAULT_VERIFY_ENABLE) { 5871 return false; 5872 } 5873 5874 // Check if installing from ADB 5875 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 5876 // Do not run verification in a test harness environment 5877 if (ActivityManager.isRunningInTestHarness()) { 5878 return false; 5879 } 5880 // Check if the developer does not want package verification for ADB installs 5881 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5882 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 5883 return false; 5884 } 5885 } 5886 5887 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5888 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 5889 } 5890 5891 /** 5892 * Get the "allow unknown sources" setting. 5893 * 5894 * @return the current "allow unknown sources" setting 5895 */ 5896 private int getUnknownSourcesSettings() { 5897 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5898 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 5899 -1); 5900 } 5901 5902 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 5903 final int uid = Binder.getCallingUid(); 5904 // writer 5905 synchronized (mPackages) { 5906 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 5907 if (targetPackageSetting == null) { 5908 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 5909 } 5910 5911 PackageSetting installerPackageSetting; 5912 if (installerPackageName != null) { 5913 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 5914 if (installerPackageSetting == null) { 5915 throw new IllegalArgumentException("Unknown installer package: " 5916 + installerPackageName); 5917 } 5918 } else { 5919 installerPackageSetting = null; 5920 } 5921 5922 Signature[] callerSignature; 5923 Object obj = mSettings.getUserIdLPr(uid); 5924 if (obj != null) { 5925 if (obj instanceof SharedUserSetting) { 5926 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 5927 } else if (obj instanceof PackageSetting) { 5928 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 5929 } else { 5930 throw new SecurityException("Bad object " + obj + " for uid " + uid); 5931 } 5932 } else { 5933 throw new SecurityException("Unknown calling uid " + uid); 5934 } 5935 5936 // Verify: can't set installerPackageName to a package that is 5937 // not signed with the same cert as the caller. 5938 if (installerPackageSetting != null) { 5939 if (compareSignatures(callerSignature, 5940 installerPackageSetting.signatures.mSignatures) 5941 != PackageManager.SIGNATURE_MATCH) { 5942 throw new SecurityException( 5943 "Caller does not have same cert as new installer package " 5944 + installerPackageName); 5945 } 5946 } 5947 5948 // Verify: if target already has an installer package, it must 5949 // be signed with the same cert as the caller. 5950 if (targetPackageSetting.installerPackageName != null) { 5951 PackageSetting setting = mSettings.mPackages.get( 5952 targetPackageSetting.installerPackageName); 5953 // If the currently set package isn't valid, then it's always 5954 // okay to change it. 5955 if (setting != null) { 5956 if (compareSignatures(callerSignature, 5957 setting.signatures.mSignatures) 5958 != PackageManager.SIGNATURE_MATCH) { 5959 throw new SecurityException( 5960 "Caller does not have same cert as old installer package " 5961 + targetPackageSetting.installerPackageName); 5962 } 5963 } 5964 } 5965 5966 // Okay! 5967 targetPackageSetting.installerPackageName = installerPackageName; 5968 scheduleWriteSettingsLocked(); 5969 } 5970 } 5971 5972 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 5973 // Queue up an async operation since the package installation may take a little while. 5974 mHandler.post(new Runnable() { 5975 public void run() { 5976 mHandler.removeCallbacks(this); 5977 // Result object to be returned 5978 PackageInstalledInfo res = new PackageInstalledInfo(); 5979 res.returnCode = currentStatus; 5980 res.uid = -1; 5981 res.pkg = null; 5982 res.removedInfo = new PackageRemovedInfo(); 5983 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 5984 args.doPreInstall(res.returnCode); 5985 synchronized (mInstallLock) { 5986 installPackageLI(args, true, res); 5987 } 5988 args.doPostInstall(res.returnCode, res.uid); 5989 } 5990 5991 // A restore should be performed at this point if (a) the install 5992 // succeeded, (b) the operation is not an update, and (c) the new 5993 // package has a backupAgent defined. 5994 final boolean update = res.removedInfo.removedPackage != null; 5995 boolean doRestore = (!update 5996 && res.pkg != null 5997 && res.pkg.applicationInfo.backupAgentName != null); 5998 5999 // Set up the post-install work request bookkeeping. This will be used 6000 // and cleaned up by the post-install event handling regardless of whether 6001 // there's a restore pass performed. Token values are >= 1. 6002 int token; 6003 if (mNextInstallToken < 0) mNextInstallToken = 1; 6004 token = mNextInstallToken++; 6005 6006 PostInstallData data = new PostInstallData(args, res); 6007 mRunningInstalls.put(token, data); 6008 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 6009 6010 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 6011 // Pass responsibility to the Backup Manager. It will perform a 6012 // restore if appropriate, then pass responsibility back to the 6013 // Package Manager to run the post-install observer callbacks 6014 // and broadcasts. 6015 IBackupManager bm = IBackupManager.Stub.asInterface( 6016 ServiceManager.getService(Context.BACKUP_SERVICE)); 6017 if (bm != null) { 6018 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 6019 + " to BM for possible restore"); 6020 try { 6021 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 6022 } catch (RemoteException e) { 6023 // can't happen; the backup manager is local 6024 } catch (Exception e) { 6025 Slog.e(TAG, "Exception trying to enqueue restore", e); 6026 doRestore = false; 6027 } 6028 } else { 6029 Slog.e(TAG, "Backup Manager not found!"); 6030 doRestore = false; 6031 } 6032 } 6033 6034 if (!doRestore) { 6035 // No restore possible, or the Backup Manager was mysteriously not 6036 // available -- just fire the post-install work request directly. 6037 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 6038 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 6039 mHandler.sendMessage(msg); 6040 } 6041 } 6042 }); 6043 } 6044 6045 private abstract class HandlerParams { 6046 private static final int MAX_RETRIES = 4; 6047 6048 /** 6049 * Number of times startCopy() has been attempted and had a non-fatal 6050 * error. 6051 */ 6052 private int mRetries = 0; 6053 6054 /** User handle for the user requesting the information or installation. */ 6055 private final UserHandle mUser; 6056 6057 HandlerParams(UserHandle user) { 6058 mUser = user; 6059 } 6060 6061 UserHandle getUser() { 6062 return mUser; 6063 } 6064 6065 final boolean startCopy() { 6066 boolean res; 6067 try { 6068 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy"); 6069 6070 if (++mRetries > MAX_RETRIES) { 6071 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 6072 mHandler.sendEmptyMessage(MCS_GIVE_UP); 6073 handleServiceError(); 6074 return false; 6075 } else { 6076 handleStartCopy(); 6077 res = true; 6078 } 6079 } catch (RemoteException e) { 6080 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 6081 mHandler.sendEmptyMessage(MCS_RECONNECT); 6082 res = false; 6083 } 6084 handleReturnCode(); 6085 return res; 6086 } 6087 6088 final void serviceError() { 6089 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 6090 handleServiceError(); 6091 handleReturnCode(); 6092 } 6093 6094 abstract void handleStartCopy() throws RemoteException; 6095 abstract void handleServiceError(); 6096 abstract void handleReturnCode(); 6097 } 6098 6099 class MeasureParams extends HandlerParams { 6100 private final PackageStats mStats; 6101 private boolean mSuccess; 6102 6103 private final IPackageStatsObserver mObserver; 6104 6105 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 6106 super(new UserHandle(stats.userHandle)); 6107 mObserver = observer; 6108 mStats = stats; 6109 } 6110 6111 @Override 6112 void handleStartCopy() throws RemoteException { 6113 synchronized (mInstallLock) { 6114 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 6115 } 6116 6117 final boolean mounted; 6118 if (Environment.isExternalStorageEmulated()) { 6119 mounted = true; 6120 } else { 6121 final String status = Environment.getExternalStorageState(); 6122 mounted = (Environment.MEDIA_MOUNTED.equals(status) 6123 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 6124 } 6125 6126 if (mounted) { 6127 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 6128 6129 final File externalCacheDir = userEnv 6130 .getExternalStorageAppCacheDirectory(mStats.packageName); 6131 final long externalCacheSize = mContainerService 6132 .calculateDirectorySize(externalCacheDir.getPath()); 6133 mStats.externalCacheSize = externalCacheSize; 6134 6135 final File externalDataDir = userEnv 6136 .getExternalStorageAppDataDirectory(mStats.packageName); 6137 long externalDataSize = mContainerService.calculateDirectorySize(externalDataDir 6138 .getPath()); 6139 6140 if (externalCacheDir.getParentFile().equals(externalDataDir)) { 6141 externalDataSize -= externalCacheSize; 6142 } 6143 mStats.externalDataSize = externalDataSize; 6144 6145 final File externalMediaDir = userEnv 6146 .getExternalStorageAppMediaDirectory(mStats.packageName); 6147 mStats.externalMediaSize = mContainerService 6148 .calculateDirectorySize(externalMediaDir.getPath()); 6149 6150 final File externalObbDir = userEnv 6151 .getExternalStorageAppObbDirectory(mStats.packageName); 6152 mStats.externalObbSize = mContainerService.calculateDirectorySize(externalObbDir 6153 .getPath()); 6154 } 6155 } 6156 6157 @Override 6158 void handleReturnCode() { 6159 if (mObserver != null) { 6160 try { 6161 mObserver.onGetStatsCompleted(mStats, mSuccess); 6162 } catch (RemoteException e) { 6163 Slog.i(TAG, "Observer no longer exists."); 6164 } 6165 } 6166 } 6167 6168 @Override 6169 void handleServiceError() { 6170 Slog.e(TAG, "Could not measure application " + mStats.packageName 6171 + " external storage"); 6172 } 6173 } 6174 6175 class InstallParams extends HandlerParams { 6176 final IPackageInstallObserver observer; 6177 int flags; 6178 6179 private final Uri mPackageURI; 6180 final String installerPackageName; 6181 final VerificationParams verificationParams; 6182 private InstallArgs mArgs; 6183 private int mRet; 6184 private File mTempPackage; 6185 final ContainerEncryptionParams encryptionParams; 6186 6187 InstallParams(Uri packageURI, 6188 IPackageInstallObserver observer, int flags, 6189 String installerPackageName, VerificationParams verificationParams, 6190 ContainerEncryptionParams encryptionParams, UserHandle user) { 6191 super(user); 6192 this.mPackageURI = packageURI; 6193 this.flags = flags; 6194 this.observer = observer; 6195 this.installerPackageName = installerPackageName; 6196 this.verificationParams = verificationParams; 6197 this.encryptionParams = encryptionParams; 6198 } 6199 6200 public ManifestDigest getManifestDigest() { 6201 if (verificationParams == null) { 6202 return null; 6203 } 6204 return verificationParams.getManifestDigest(); 6205 } 6206 6207 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 6208 String packageName = pkgLite.packageName; 6209 int installLocation = pkgLite.installLocation; 6210 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6211 // reader 6212 synchronized (mPackages) { 6213 PackageParser.Package pkg = mPackages.get(packageName); 6214 if (pkg != null) { 6215 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 6216 // Check for downgrading. 6217 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 6218 if (pkgLite.versionCode < pkg.mVersionCode) { 6219 Slog.w(TAG, "Can't install update of " + packageName 6220 + " update version " + pkgLite.versionCode 6221 + " is older than installed version " 6222 + pkg.mVersionCode); 6223 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 6224 } 6225 } 6226 // Check for updated system application. 6227 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 6228 if (onSd) { 6229 Slog.w(TAG, "Cannot install update to system app on sdcard"); 6230 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 6231 } 6232 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6233 } else { 6234 if (onSd) { 6235 // Install flag overrides everything. 6236 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6237 } 6238 // If current upgrade specifies particular preference 6239 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 6240 // Application explicitly specified internal. 6241 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6242 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 6243 // App explictly prefers external. Let policy decide 6244 } else { 6245 // Prefer previous location 6246 if (isExternal(pkg)) { 6247 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6248 } 6249 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6250 } 6251 } 6252 } else { 6253 // Invalid install. Return error code 6254 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 6255 } 6256 } 6257 } 6258 // All the special cases have been taken care of. 6259 // Return result based on recommended install location. 6260 if (onSd) { 6261 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6262 } 6263 return pkgLite.recommendedInstallLocation; 6264 } 6265 6266 /* 6267 * Invoke remote method to get package information and install 6268 * location values. Override install location based on default 6269 * policy if needed and then create install arguments based 6270 * on the install location. 6271 */ 6272 public void handleStartCopy() throws RemoteException { 6273 int ret = PackageManager.INSTALL_SUCCEEDED; 6274 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6275 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 6276 PackageInfoLite pkgLite = null; 6277 6278 if (onInt && onSd) { 6279 // Check if both bits are set. 6280 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 6281 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6282 } else { 6283 final long lowThreshold; 6284 6285 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6286 .getService(DeviceStorageMonitorService.SERVICE); 6287 if (dsm == null) { 6288 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6289 lowThreshold = 0L; 6290 } else { 6291 lowThreshold = dsm.getMemoryLowThreshold(); 6292 } 6293 6294 try { 6295 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 6296 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6297 6298 final File packageFile; 6299 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 6300 ParcelFileDescriptor out = null; 6301 6302 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 6303 if (mTempPackage != null) { 6304 try { 6305 out = ParcelFileDescriptor.open(mTempPackage, 6306 ParcelFileDescriptor.MODE_READ_WRITE); 6307 } catch (FileNotFoundException e) { 6308 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 6309 } 6310 6311 // Make a temporary file for decryption. 6312 ret = mContainerService 6313 .copyResource(mPackageURI, encryptionParams, out); 6314 6315 packageFile = mTempPackage; 6316 6317 FileUtils.setPermissions(packageFile.getAbsolutePath(), 6318 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 6319 | FileUtils.S_IROTH, 6320 -1, -1); 6321 } else { 6322 packageFile = null; 6323 } 6324 } else { 6325 packageFile = new File(mPackageURI.getPath()); 6326 } 6327 6328 if (packageFile != null) { 6329 // Remote call to find out default install location 6330 pkgLite = mContainerService.getMinimalPackageInfo( 6331 packageFile.getAbsolutePath(), flags, lowThreshold); 6332 } 6333 } finally { 6334 mContext.revokeUriPermission(mPackageURI, 6335 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6336 } 6337 } 6338 6339 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6340 int loc = pkgLite.recommendedInstallLocation; 6341 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 6342 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6343 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 6344 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 6345 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 6346 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6347 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 6348 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 6349 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 6350 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 6351 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 6352 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 6353 } else if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 6354 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 6355 } else { 6356 // Override with defaults if needed. 6357 loc = installLocationPolicy(pkgLite, flags); 6358 if (!onSd && !onInt) { 6359 // Override install location with flags 6360 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 6361 // Set the flag to install on external media. 6362 flags |= PackageManager.INSTALL_EXTERNAL; 6363 flags &= ~PackageManager.INSTALL_INTERNAL; 6364 } else { 6365 // Make sure the flag for installing on external 6366 // media is unset 6367 flags |= PackageManager.INSTALL_INTERNAL; 6368 flags &= ~PackageManager.INSTALL_EXTERNAL; 6369 } 6370 } 6371 } 6372 } 6373 6374 final InstallArgs args = createInstallArgs(this); 6375 mArgs = args; 6376 6377 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6378 /* 6379 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 6380 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 6381 */ 6382 int userIdentifier = getUser().getIdentifier(); 6383 if (userIdentifier == UserHandle.USER_ALL 6384 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 6385 userIdentifier = UserHandle.USER_OWNER; 6386 } 6387 6388 /* 6389 * Determine if we have any installed package verifiers. If we 6390 * do, then we'll defer to them to verify the packages. 6391 */ 6392 final int requiredUid = mRequiredVerifierPackage == null ? -1 6393 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 6394 if (requiredUid != -1 && isVerificationEnabled(flags)) { 6395 final Intent verification = new Intent( 6396 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 6397 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 6398 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 6399 6400 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 6401 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 6402 0 /* TODO: Which userId? */); 6403 6404 if (DEBUG_VERIFY) { 6405 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 6406 + verification.toString() + " with " + pkgLite.verifiers.length 6407 + " optional verifiers"); 6408 } 6409 6410 final int verificationId = mPendingVerificationToken++; 6411 6412 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 6413 6414 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 6415 installerPackageName); 6416 6417 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 6418 6419 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 6420 pkgLite.packageName); 6421 6422 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 6423 pkgLite.versionCode); 6424 6425 if (verificationParams != null) { 6426 if (verificationParams.getVerificationURI() != null) { 6427 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 6428 verificationParams.getVerificationURI()); 6429 } 6430 if (verificationParams.getOriginatingURI() != null) { 6431 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 6432 verificationParams.getOriginatingURI()); 6433 } 6434 if (verificationParams.getReferrer() != null) { 6435 verification.putExtra(Intent.EXTRA_REFERRER, 6436 verificationParams.getReferrer()); 6437 } 6438 if (verificationParams.getOriginatingUid() >= 0) { 6439 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 6440 verificationParams.getOriginatingUid()); 6441 } 6442 if (verificationParams.getInstallerUid() >= 0) { 6443 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 6444 verificationParams.getInstallerUid()); 6445 } 6446 } 6447 6448 final PackageVerificationState verificationState = new PackageVerificationState( 6449 requiredUid, args); 6450 6451 mPendingVerification.append(verificationId, verificationState); 6452 6453 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 6454 receivers, verificationState); 6455 6456 /* 6457 * If any sufficient verifiers were listed in the package 6458 * manifest, attempt to ask them. 6459 */ 6460 if (sufficientVerifiers != null) { 6461 final int N = sufficientVerifiers.size(); 6462 if (N == 0) { 6463 Slog.i(TAG, "Additional verifiers required, but none installed."); 6464 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 6465 } else { 6466 for (int i = 0; i < N; i++) { 6467 final ComponentName verifierComponent = sufficientVerifiers.get(i); 6468 6469 final Intent sufficientIntent = new Intent(verification); 6470 sufficientIntent.setComponent(verifierComponent); 6471 6472 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 6473 } 6474 } 6475 } 6476 6477 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 6478 mRequiredVerifierPackage, receivers); 6479 if (ret == PackageManager.INSTALL_SUCCEEDED 6480 && mRequiredVerifierPackage != null) { 6481 /* 6482 * Send the intent to the required verification agent, 6483 * but only start the verification timeout after the 6484 * target BroadcastReceivers have run. 6485 */ 6486 verification.setComponent(requiredVerifierComponent); 6487 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 6488 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6489 new BroadcastReceiver() { 6490 @Override 6491 public void onReceive(Context context, Intent intent) { 6492 final Message msg = mHandler 6493 .obtainMessage(CHECK_PENDING_VERIFICATION); 6494 msg.arg1 = verificationId; 6495 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 6496 } 6497 }, null, 0, null, null); 6498 6499 /* 6500 * We don't want the copy to proceed until verification 6501 * succeeds, so null out this field. 6502 */ 6503 mArgs = null; 6504 } 6505 } else { 6506 /* 6507 * No package verification is enabled, so immediately start 6508 * the remote call to initiate copy using temporary file. 6509 */ 6510 ret = args.copyApk(mContainerService, true); 6511 } 6512 } 6513 6514 mRet = ret; 6515 } 6516 6517 @Override 6518 void handleReturnCode() { 6519 // If mArgs is null, then MCS couldn't be reached. When it 6520 // reconnects, it will try again to install. At that point, this 6521 // will succeed. 6522 if (mArgs != null) { 6523 processPendingInstall(mArgs, mRet); 6524 6525 if (mTempPackage != null) { 6526 if (!mTempPackage.delete()) { 6527 Slog.w(TAG, "Couldn't delete temporary file: " + 6528 mTempPackage.getAbsolutePath()); 6529 } 6530 } 6531 } 6532 } 6533 6534 @Override 6535 void handleServiceError() { 6536 mArgs = createInstallArgs(this); 6537 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6538 } 6539 6540 public boolean isForwardLocked() { 6541 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6542 } 6543 6544 public Uri getPackageUri() { 6545 if (mTempPackage != null) { 6546 return Uri.fromFile(mTempPackage); 6547 } else { 6548 return mPackageURI; 6549 } 6550 } 6551 } 6552 6553 /* 6554 * Utility class used in movePackage api. 6555 * srcArgs and targetArgs are not set for invalid flags and make 6556 * sure to do null checks when invoking methods on them. 6557 * We probably want to return ErrorPrams for both failed installs 6558 * and moves. 6559 */ 6560 class MoveParams extends HandlerParams { 6561 final IPackageMoveObserver observer; 6562 final int flags; 6563 final String packageName; 6564 final InstallArgs srcArgs; 6565 final InstallArgs targetArgs; 6566 int uid; 6567 int mRet; 6568 6569 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 6570 String packageName, String dataDir, int uid, UserHandle user) { 6571 super(user); 6572 this.srcArgs = srcArgs; 6573 this.observer = observer; 6574 this.flags = flags; 6575 this.packageName = packageName; 6576 this.uid = uid; 6577 if (srcArgs != null) { 6578 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 6579 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 6580 } else { 6581 targetArgs = null; 6582 } 6583 } 6584 6585 public void handleStartCopy() throws RemoteException { 6586 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6587 // Check for storage space on target medium 6588 if (!targetArgs.checkFreeStorage(mContainerService)) { 6589 Log.w(TAG, "Insufficient storage to install"); 6590 return; 6591 } 6592 6593 mRet = srcArgs.doPreCopy(); 6594 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6595 return; 6596 } 6597 6598 mRet = targetArgs.copyApk(mContainerService, false); 6599 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6600 srcArgs.doPostCopy(uid); 6601 return; 6602 } 6603 6604 mRet = srcArgs.doPostCopy(uid); 6605 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6606 return; 6607 } 6608 6609 mRet = targetArgs.doPreInstall(mRet); 6610 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6611 return; 6612 } 6613 6614 if (DEBUG_SD_INSTALL) { 6615 StringBuilder builder = new StringBuilder(); 6616 if (srcArgs != null) { 6617 builder.append("src: "); 6618 builder.append(srcArgs.getCodePath()); 6619 } 6620 if (targetArgs != null) { 6621 builder.append(" target : "); 6622 builder.append(targetArgs.getCodePath()); 6623 } 6624 Log.i(TAG, builder.toString()); 6625 } 6626 } 6627 6628 @Override 6629 void handleReturnCode() { 6630 targetArgs.doPostInstall(mRet, uid); 6631 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 6632 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 6633 currentStatus = PackageManager.MOVE_SUCCEEDED; 6634 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 6635 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 6636 } 6637 processPendingMove(this, currentStatus); 6638 } 6639 6640 @Override 6641 void handleServiceError() { 6642 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6643 } 6644 } 6645 6646 /** 6647 * Used during creation of InstallArgs 6648 * 6649 * @param flags package installation flags 6650 * @return true if should be installed on external storage 6651 */ 6652 private static boolean installOnSd(int flags) { 6653 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 6654 return false; 6655 } 6656 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 6657 return true; 6658 } 6659 return false; 6660 } 6661 6662 /** 6663 * Used during creation of InstallArgs 6664 * 6665 * @param flags package installation flags 6666 * @return true if should be installed as forward locked 6667 */ 6668 private static boolean installForwardLocked(int flags) { 6669 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6670 } 6671 6672 private InstallArgs createInstallArgs(InstallParams params) { 6673 if (installOnSd(params.flags) || params.isForwardLocked()) { 6674 return new AsecInstallArgs(params); 6675 } else { 6676 return new FileInstallArgs(params); 6677 } 6678 } 6679 6680 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 6681 String nativeLibraryPath) { 6682 final boolean isInAsec; 6683 if (installOnSd(flags)) { 6684 /* Apps on SD card are always in ASEC containers. */ 6685 isInAsec = true; 6686 } else if (installForwardLocked(flags) 6687 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 6688 /* 6689 * Forward-locked apps are only in ASEC containers if they're the 6690 * new style 6691 */ 6692 isInAsec = true; 6693 } else { 6694 isInAsec = false; 6695 } 6696 6697 if (isInAsec) { 6698 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 6699 installOnSd(flags), installForwardLocked(flags)); 6700 } else { 6701 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 6702 } 6703 } 6704 6705 // Used by package mover 6706 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 6707 if (installOnSd(flags) || installForwardLocked(flags)) { 6708 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 6709 + AsecInstallArgs.RES_FILE_NAME); 6710 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 6711 installForwardLocked(flags)); 6712 } else { 6713 return new FileInstallArgs(packageURI, pkgName, dataDir); 6714 } 6715 } 6716 6717 static abstract class InstallArgs { 6718 final IPackageInstallObserver observer; 6719 // Always refers to PackageManager flags only 6720 final int flags; 6721 final Uri packageURI; 6722 final String installerPackageName; 6723 final ManifestDigest manifestDigest; 6724 final UserHandle user; 6725 6726 InstallArgs(Uri packageURI, IPackageInstallObserver observer, int flags, 6727 String installerPackageName, ManifestDigest manifestDigest, 6728 UserHandle user) { 6729 this.packageURI = packageURI; 6730 this.flags = flags; 6731 this.observer = observer; 6732 this.installerPackageName = installerPackageName; 6733 this.manifestDigest = manifestDigest; 6734 this.user = user; 6735 } 6736 6737 abstract void createCopyFile(); 6738 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 6739 abstract int doPreInstall(int status); 6740 abstract boolean doRename(int status, String pkgName, String oldCodePath); 6741 6742 abstract int doPostInstall(int status, int uid); 6743 abstract String getCodePath(); 6744 abstract String getResourcePath(); 6745 abstract String getNativeLibraryPath(); 6746 // Need installer lock especially for dex file removal. 6747 abstract void cleanUpResourcesLI(); 6748 abstract boolean doPostDeleteLI(boolean delete); 6749 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 6750 6751 /** 6752 * Called before the source arguments are copied. This is used mostly 6753 * for MoveParams when it needs to read the source file to put it in the 6754 * destination. 6755 */ 6756 int doPreCopy() { 6757 return PackageManager.INSTALL_SUCCEEDED; 6758 } 6759 6760 /** 6761 * Called after the source arguments are copied. This is used mostly for 6762 * MoveParams when it needs to read the source file to put it in the 6763 * destination. 6764 * 6765 * @return 6766 */ 6767 int doPostCopy(int uid) { 6768 return PackageManager.INSTALL_SUCCEEDED; 6769 } 6770 6771 protected boolean isFwdLocked() { 6772 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6773 } 6774 6775 UserHandle getUser() { 6776 return user; 6777 } 6778 } 6779 6780 class FileInstallArgs extends InstallArgs { 6781 File installDir; 6782 String codeFileName; 6783 String resourceFileName; 6784 String libraryPath; 6785 boolean created = false; 6786 6787 FileInstallArgs(InstallParams params) { 6788 super(params.getPackageUri(), params.observer, params.flags, 6789 params.installerPackageName, params.getManifestDigest(), 6790 params.getUser()); 6791 } 6792 6793 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 6794 super(null, null, 0, null, null, null); 6795 File codeFile = new File(fullCodePath); 6796 installDir = codeFile.getParentFile(); 6797 codeFileName = fullCodePath; 6798 resourceFileName = fullResourcePath; 6799 libraryPath = nativeLibraryPath; 6800 } 6801 6802 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 6803 super(packageURI, null, 0, null, null, null); 6804 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6805 String apkName = getNextCodePath(null, pkgName, ".apk"); 6806 codeFileName = new File(installDir, apkName + ".apk").getPath(); 6807 resourceFileName = getResourcePathFromCodePath(); 6808 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 6809 } 6810 6811 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 6812 final long lowThreshold; 6813 6814 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6815 .getService(DeviceStorageMonitorService.SERVICE); 6816 if (dsm == null) { 6817 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6818 lowThreshold = 0L; 6819 } else { 6820 if (dsm.isMemoryLow()) { 6821 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 6822 return false; 6823 } 6824 6825 lowThreshold = dsm.getMemoryLowThreshold(); 6826 } 6827 6828 try { 6829 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6830 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6831 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 6832 } finally { 6833 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6834 } 6835 } 6836 6837 String getCodePath() { 6838 return codeFileName; 6839 } 6840 6841 void createCopyFile() { 6842 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6843 codeFileName = createTempPackageFile(installDir).getPath(); 6844 resourceFileName = getResourcePathFromCodePath(); 6845 libraryPath = getLibraryPathFromCodePath(); 6846 created = true; 6847 } 6848 6849 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 6850 if (temp) { 6851 // Generate temp file name 6852 createCopyFile(); 6853 } 6854 // Get a ParcelFileDescriptor to write to the output file 6855 File codeFile = new File(codeFileName); 6856 if (!created) { 6857 try { 6858 codeFile.createNewFile(); 6859 // Set permissions 6860 if (!setPermissions()) { 6861 // Failed setting permissions. 6862 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6863 } 6864 } catch (IOException e) { 6865 Slog.w(TAG, "Failed to create file " + codeFile); 6866 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6867 } 6868 } 6869 ParcelFileDescriptor out = null; 6870 try { 6871 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 6872 } catch (FileNotFoundException e) { 6873 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 6874 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6875 } 6876 // Copy the resource now 6877 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6878 try { 6879 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6880 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6881 ret = imcs.copyResource(packageURI, null, out); 6882 } finally { 6883 IoUtils.closeQuietly(out); 6884 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6885 } 6886 6887 if (isFwdLocked()) { 6888 final File destResourceFile = new File(getResourcePath()); 6889 6890 // Copy the public files 6891 try { 6892 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 6893 } catch (IOException e) { 6894 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 6895 + " forward-locked app."); 6896 destResourceFile.delete(); 6897 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6898 } 6899 } 6900 6901 final File nativeLibraryFile = new File(getNativeLibraryPath()); 6902 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 6903 if (nativeLibraryFile.exists()) { 6904 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 6905 nativeLibraryFile.delete(); 6906 } 6907 try { 6908 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 6909 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6910 return copyRet; 6911 } 6912 } catch (IOException e) { 6913 Slog.e(TAG, "Copying native libraries failed", e); 6914 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6915 } 6916 6917 return ret; 6918 } 6919 6920 int doPreInstall(int status) { 6921 if (status != PackageManager.INSTALL_SUCCEEDED) { 6922 cleanUp(); 6923 } 6924 return status; 6925 } 6926 6927 boolean doRename(int status, final String pkgName, String oldCodePath) { 6928 if (status != PackageManager.INSTALL_SUCCEEDED) { 6929 cleanUp(); 6930 return false; 6931 } else { 6932 final File oldCodeFile = new File(getCodePath()); 6933 final File oldResourceFile = new File(getResourcePath()); 6934 final File oldLibraryFile = new File(getNativeLibraryPath()); 6935 6936 // Rename APK file based on packageName 6937 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 6938 final File newCodeFile = new File(installDir, apkName + ".apk"); 6939 if (!oldCodeFile.renameTo(newCodeFile)) { 6940 return false; 6941 } 6942 codeFileName = newCodeFile.getPath(); 6943 6944 // Rename public resource file if it's forward-locked. 6945 final File newResFile = new File(getResourcePathFromCodePath()); 6946 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 6947 return false; 6948 } 6949 resourceFileName = newResFile.getPath(); 6950 6951 // Rename library path 6952 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 6953 if (newLibraryFile.exists()) { 6954 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 6955 newLibraryFile.delete(); 6956 } 6957 if (!oldLibraryFile.renameTo(newLibraryFile)) { 6958 Slog.e(TAG, "Cannot rename native library directory " 6959 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 6960 return false; 6961 } 6962 libraryPath = newLibraryFile.getPath(); 6963 6964 // Attempt to set permissions 6965 if (!setPermissions()) { 6966 return false; 6967 } 6968 6969 if (!SELinux.restorecon(newCodeFile)) { 6970 return false; 6971 } 6972 6973 return true; 6974 } 6975 } 6976 6977 int doPostInstall(int status, int uid) { 6978 if (status != PackageManager.INSTALL_SUCCEEDED) { 6979 cleanUp(); 6980 } 6981 return status; 6982 } 6983 6984 String getResourcePath() { 6985 return resourceFileName; 6986 } 6987 6988 private String getResourcePathFromCodePath() { 6989 final String codePath = getCodePath(); 6990 if (isFwdLocked()) { 6991 final StringBuilder sb = new StringBuilder(); 6992 6993 sb.append(mAppInstallDir.getPath()); 6994 sb.append('/'); 6995 sb.append(getApkName(codePath)); 6996 sb.append(".zip"); 6997 6998 /* 6999 * If our APK is a temporary file, mark the resource as a 7000 * temporary file as well so it can be cleaned up after 7001 * catastrophic failure. 7002 */ 7003 if (codePath.endsWith(".tmp")) { 7004 sb.append(".tmp"); 7005 } 7006 7007 return sb.toString(); 7008 } else { 7009 return codePath; 7010 } 7011 } 7012 7013 private String getLibraryPathFromCodePath() { 7014 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 7015 } 7016 7017 @Override 7018 String getNativeLibraryPath() { 7019 if (libraryPath == null) { 7020 libraryPath = getLibraryPathFromCodePath(); 7021 } 7022 return libraryPath; 7023 } 7024 7025 private boolean cleanUp() { 7026 boolean ret = true; 7027 String sourceDir = getCodePath(); 7028 String publicSourceDir = getResourcePath(); 7029 if (sourceDir != null) { 7030 File sourceFile = new File(sourceDir); 7031 if (!sourceFile.exists()) { 7032 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 7033 ret = false; 7034 } 7035 // Delete application's code and resources 7036 sourceFile.delete(); 7037 } 7038 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 7039 final File publicSourceFile = new File(publicSourceDir); 7040 if (!publicSourceFile.exists()) { 7041 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 7042 } 7043 if (publicSourceFile.exists()) { 7044 publicSourceFile.delete(); 7045 } 7046 } 7047 7048 if (libraryPath != null) { 7049 File nativeLibraryFile = new File(libraryPath); 7050 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 7051 if (!nativeLibraryFile.delete()) { 7052 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 7053 } 7054 } 7055 7056 return ret; 7057 } 7058 7059 void cleanUpResourcesLI() { 7060 String sourceDir = getCodePath(); 7061 if (cleanUp()) { 7062 int retCode = mInstaller.rmdex(sourceDir); 7063 if (retCode < 0) { 7064 Slog.w(TAG, "Couldn't remove dex file for package: " 7065 + " at location " 7066 + sourceDir + ", retcode=" + retCode); 7067 // we don't consider this to be a failure of the core package deletion 7068 } 7069 } 7070 } 7071 7072 private boolean setPermissions() { 7073 // TODO Do this in a more elegant way later on. for now just a hack 7074 if (!isFwdLocked()) { 7075 final int filePermissions = 7076 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 7077 |FileUtils.S_IROTH; 7078 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 7079 if (retCode != 0) { 7080 Slog.e(TAG, "Couldn't set new package file permissions for " + 7081 getCodePath() 7082 + ". The return code was: " + retCode); 7083 // TODO Define new internal error 7084 return false; 7085 } 7086 return true; 7087 } 7088 return true; 7089 } 7090 7091 boolean doPostDeleteLI(boolean delete) { 7092 // XXX err, shouldn't we respect the delete flag? 7093 cleanUpResourcesLI(); 7094 return true; 7095 } 7096 } 7097 7098 private boolean isAsecExternal(String cid) { 7099 final String asecPath = PackageHelper.getSdFilesystem(cid); 7100 return !asecPath.startsWith(mAsecInternalPath); 7101 } 7102 7103 /** 7104 * Extract the MountService "container ID" from the full code path of an 7105 * .apk. 7106 */ 7107 static String cidFromCodePath(String fullCodePath) { 7108 int eidx = fullCodePath.lastIndexOf("/"); 7109 String subStr1 = fullCodePath.substring(0, eidx); 7110 int sidx = subStr1.lastIndexOf("/"); 7111 return subStr1.substring(sidx+1, eidx); 7112 } 7113 7114 class AsecInstallArgs extends InstallArgs { 7115 static final String RES_FILE_NAME = "pkg.apk"; 7116 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 7117 7118 String cid; 7119 String packagePath; 7120 String resourcePath; 7121 String libraryPath; 7122 7123 AsecInstallArgs(InstallParams params) { 7124 super(params.getPackageUri(), params.observer, params.flags, 7125 params.installerPackageName, params.getManifestDigest(), 7126 params.getUser()); 7127 } 7128 7129 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 7130 boolean isExternal, boolean isForwardLocked) { 7131 super(null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7132 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7133 null, null, null); 7134 // Extract cid from fullCodePath 7135 int eidx = fullCodePath.lastIndexOf("/"); 7136 String subStr1 = fullCodePath.substring(0, eidx); 7137 int sidx = subStr1.lastIndexOf("/"); 7138 cid = subStr1.substring(sidx+1, eidx); 7139 setCachePath(subStr1); 7140 } 7141 7142 AsecInstallArgs(String cid, boolean isForwardLocked) { 7143 super(null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 7144 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7145 null, null, null); 7146 this.cid = cid; 7147 setCachePath(PackageHelper.getSdDir(cid)); 7148 } 7149 7150 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 7151 super(packageURI, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7152 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7153 null, null, null); 7154 this.cid = cid; 7155 } 7156 7157 void createCopyFile() { 7158 cid = getTempContainerId(); 7159 } 7160 7161 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 7162 try { 7163 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7164 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7165 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 7166 } finally { 7167 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7168 } 7169 } 7170 7171 private final boolean isExternal() { 7172 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7173 } 7174 7175 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 7176 if (temp) { 7177 createCopyFile(); 7178 } else { 7179 /* 7180 * Pre-emptively destroy the container since it's destroyed if 7181 * copying fails due to it existing anyway. 7182 */ 7183 PackageHelper.destroySdDir(cid); 7184 } 7185 7186 final String newCachePath; 7187 try { 7188 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7189 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7190 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 7191 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 7192 } finally { 7193 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7194 } 7195 7196 if (newCachePath != null) { 7197 setCachePath(newCachePath); 7198 return PackageManager.INSTALL_SUCCEEDED; 7199 } else { 7200 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7201 } 7202 } 7203 7204 @Override 7205 String getCodePath() { 7206 return packagePath; 7207 } 7208 7209 @Override 7210 String getResourcePath() { 7211 return resourcePath; 7212 } 7213 7214 @Override 7215 String getNativeLibraryPath() { 7216 return libraryPath; 7217 } 7218 7219 int doPreInstall(int status) { 7220 if (status != PackageManager.INSTALL_SUCCEEDED) { 7221 // Destroy container 7222 PackageHelper.destroySdDir(cid); 7223 } else { 7224 boolean mounted = PackageHelper.isContainerMounted(cid); 7225 if (!mounted) { 7226 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 7227 Process.SYSTEM_UID); 7228 if (newCachePath != null) { 7229 setCachePath(newCachePath); 7230 } else { 7231 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7232 } 7233 } 7234 } 7235 return status; 7236 } 7237 7238 boolean doRename(int status, final String pkgName, 7239 String oldCodePath) { 7240 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 7241 String newCachePath = null; 7242 if (PackageHelper.isContainerMounted(cid)) { 7243 // Unmount the container 7244 if (!PackageHelper.unMountSdDir(cid)) { 7245 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 7246 return false; 7247 } 7248 } 7249 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7250 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 7251 " which might be stale. Will try to clean up."); 7252 // Clean up the stale container and proceed to recreate. 7253 if (!PackageHelper.destroySdDir(newCacheId)) { 7254 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 7255 return false; 7256 } 7257 // Successfully cleaned up stale container. Try to rename again. 7258 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7259 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 7260 + " inspite of cleaning it up."); 7261 return false; 7262 } 7263 } 7264 if (!PackageHelper.isContainerMounted(newCacheId)) { 7265 Slog.w(TAG, "Mounting container " + newCacheId); 7266 newCachePath = PackageHelper.mountSdDir(newCacheId, 7267 getEncryptKey(), Process.SYSTEM_UID); 7268 } else { 7269 newCachePath = PackageHelper.getSdDir(newCacheId); 7270 } 7271 if (newCachePath == null) { 7272 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 7273 return false; 7274 } 7275 Log.i(TAG, "Succesfully renamed " + cid + 7276 " to " + newCacheId + 7277 " at new path: " + newCachePath); 7278 cid = newCacheId; 7279 setCachePath(newCachePath); 7280 return true; 7281 } 7282 7283 private void setCachePath(String newCachePath) { 7284 File cachePath = new File(newCachePath); 7285 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 7286 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 7287 7288 if (isFwdLocked()) { 7289 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 7290 } else { 7291 resourcePath = packagePath; 7292 } 7293 } 7294 7295 int doPostInstall(int status, int uid) { 7296 if (status != PackageManager.INSTALL_SUCCEEDED) { 7297 cleanUp(); 7298 } else { 7299 final int groupOwner; 7300 final String protectedFile; 7301 if (isFwdLocked()) { 7302 groupOwner = UserHandle.getSharedAppGid(uid); 7303 protectedFile = RES_FILE_NAME; 7304 } else { 7305 groupOwner = -1; 7306 protectedFile = null; 7307 } 7308 7309 if (uid < Process.FIRST_APPLICATION_UID 7310 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 7311 Slog.e(TAG, "Failed to finalize " + cid); 7312 PackageHelper.destroySdDir(cid); 7313 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7314 } 7315 7316 boolean mounted = PackageHelper.isContainerMounted(cid); 7317 if (!mounted) { 7318 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 7319 } 7320 } 7321 return status; 7322 } 7323 7324 private void cleanUp() { 7325 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 7326 7327 // Destroy secure container 7328 PackageHelper.destroySdDir(cid); 7329 } 7330 7331 void cleanUpResourcesLI() { 7332 String sourceFile = getCodePath(); 7333 // Remove dex file 7334 int retCode = mInstaller.rmdex(sourceFile); 7335 if (retCode < 0) { 7336 Slog.w(TAG, "Couldn't remove dex file for package: " 7337 + " at location " 7338 + sourceFile.toString() + ", retcode=" + retCode); 7339 // we don't consider this to be a failure of the core package deletion 7340 } 7341 cleanUp(); 7342 } 7343 7344 boolean matchContainer(String app) { 7345 if (cid.startsWith(app)) { 7346 return true; 7347 } 7348 return false; 7349 } 7350 7351 String getPackageName() { 7352 return getAsecPackageName(cid); 7353 } 7354 7355 boolean doPostDeleteLI(boolean delete) { 7356 boolean ret = false; 7357 boolean mounted = PackageHelper.isContainerMounted(cid); 7358 if (mounted) { 7359 // Unmount first 7360 ret = PackageHelper.unMountSdDir(cid); 7361 } 7362 if (ret && delete) { 7363 cleanUpResourcesLI(); 7364 } 7365 return ret; 7366 } 7367 7368 @Override 7369 int doPreCopy() { 7370 if (isFwdLocked()) { 7371 if (!PackageHelper.fixSdPermissions(cid, 7372 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 7373 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7374 } 7375 } 7376 7377 return PackageManager.INSTALL_SUCCEEDED; 7378 } 7379 7380 @Override 7381 int doPostCopy(int uid) { 7382 if (isFwdLocked()) { 7383 if (uid < Process.FIRST_APPLICATION_UID 7384 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 7385 RES_FILE_NAME)) { 7386 Slog.e(TAG, "Failed to finalize " + cid); 7387 PackageHelper.destroySdDir(cid); 7388 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7389 } 7390 } 7391 7392 return PackageManager.INSTALL_SUCCEEDED; 7393 } 7394 }; 7395 7396 static String getAsecPackageName(String packageCid) { 7397 int idx = packageCid.lastIndexOf("-"); 7398 if (idx == -1) { 7399 return packageCid; 7400 } 7401 return packageCid.substring(0, idx); 7402 } 7403 7404 // Utility method used to create code paths based on package name and available index. 7405 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 7406 String idxStr = ""; 7407 int idx = 1; 7408 // Fall back to default value of idx=1 if prefix is not 7409 // part of oldCodePath 7410 if (oldCodePath != null) { 7411 String subStr = oldCodePath; 7412 // Drop the suffix right away 7413 if (subStr.endsWith(suffix)) { 7414 subStr = subStr.substring(0, subStr.length() - suffix.length()); 7415 } 7416 // If oldCodePath already contains prefix find out the 7417 // ending index to either increment or decrement. 7418 int sidx = subStr.lastIndexOf(prefix); 7419 if (sidx != -1) { 7420 subStr = subStr.substring(sidx + prefix.length()); 7421 if (subStr != null) { 7422 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 7423 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 7424 } 7425 try { 7426 idx = Integer.parseInt(subStr); 7427 if (idx <= 1) { 7428 idx++; 7429 } else { 7430 idx--; 7431 } 7432 } catch(NumberFormatException e) { 7433 } 7434 } 7435 } 7436 } 7437 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 7438 return prefix + idxStr; 7439 } 7440 7441 // Utility method used to ignore ADD/REMOVE events 7442 // by directory observer. 7443 private static boolean ignoreCodePath(String fullPathStr) { 7444 String apkName = getApkName(fullPathStr); 7445 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 7446 if (idx != -1 && ((idx+1) < apkName.length())) { 7447 // Make sure the package ends with a numeral 7448 String version = apkName.substring(idx+1); 7449 try { 7450 Integer.parseInt(version); 7451 return true; 7452 } catch (NumberFormatException e) {} 7453 } 7454 return false; 7455 } 7456 7457 // Utility method that returns the relative package path with respect 7458 // to the installation directory. Like say for /data/data/com.test-1.apk 7459 // string com.test-1 is returned. 7460 static String getApkName(String codePath) { 7461 if (codePath == null) { 7462 return null; 7463 } 7464 int sidx = codePath.lastIndexOf("/"); 7465 int eidx = codePath.lastIndexOf("."); 7466 if (eidx == -1) { 7467 eidx = codePath.length(); 7468 } else if (eidx == 0) { 7469 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 7470 return null; 7471 } 7472 return codePath.substring(sidx+1, eidx); 7473 } 7474 7475 class PackageInstalledInfo { 7476 String name; 7477 int uid; 7478 // The set of users that originally had this package installed. 7479 int[] origUsers; 7480 // The set of users that now have this package installed. 7481 int[] newUsers; 7482 PackageParser.Package pkg; 7483 int returnCode; 7484 PackageRemovedInfo removedInfo; 7485 } 7486 7487 /* 7488 * Install a non-existing package. 7489 */ 7490 private void installNewPackageLI(PackageParser.Package pkg, 7491 int parseFlags, int scanMode, UserHandle user, 7492 String installerPackageName, PackageInstalledInfo res) { 7493 // Remember this for later, in case we need to rollback this install 7494 String pkgName = pkg.packageName; 7495 7496 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 7497 synchronized(mPackages) { 7498 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 7499 // A package with the same name is already installed, though 7500 // it has been renamed to an older name. The package we 7501 // are trying to install should be installed as an update to 7502 // the existing one, but that has not been requested, so bail. 7503 Slog.w(TAG, "Attempt to re-install " + pkgName 7504 + " without first uninstalling package running as " 7505 + mSettings.mRenamedPackages.get(pkgName)); 7506 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7507 return; 7508 } 7509 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 7510 // Don't allow installation over an existing package with the same name. 7511 Slog.w(TAG, "Attempt to re-install " + pkgName 7512 + " without first uninstalling."); 7513 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7514 return; 7515 } 7516 } 7517 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7518 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 7519 System.currentTimeMillis(), user); 7520 if (newPackage == null) { 7521 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7522 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7523 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7524 } 7525 } else { 7526 updateSettingsLI(newPackage, 7527 installerPackageName, 7528 res); 7529 // delete the partially installed application. the data directory will have to be 7530 // restored if it was already existing 7531 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7532 // remove package from internal structures. Note that we want deletePackageX to 7533 // delete the package data and cache directories that it created in 7534 // scanPackageLocked, unless those directories existed before we even tried to 7535 // install. 7536 deletePackageLI(pkgName, UserHandle.ALL, false, 7537 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 7538 res.removedInfo, true); 7539 } 7540 } 7541 } 7542 7543 private void replacePackageLI(PackageParser.Package pkg, 7544 int parseFlags, int scanMode, UserHandle user, 7545 String installerPackageName, PackageInstalledInfo res) { 7546 7547 PackageParser.Package oldPackage; 7548 String pkgName = pkg.packageName; 7549 // First find the old package info and check signatures 7550 synchronized(mPackages) { 7551 oldPackage = mPackages.get(pkgName); 7552 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 7553 != PackageManager.SIGNATURE_MATCH) { 7554 Slog.w(TAG, "New package has a different signature: " + pkgName); 7555 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 7556 return; 7557 } 7558 } 7559 boolean sysPkg = (isSystemApp(oldPackage)); 7560 if (sysPkg) { 7561 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7562 user, installerPackageName, res); 7563 } else { 7564 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7565 user, installerPackageName, res); 7566 } 7567 } 7568 7569 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 7570 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7571 String installerPackageName, PackageInstalledInfo res) { 7572 PackageParser.Package newPackage = null; 7573 String pkgName = deletedPackage.packageName; 7574 boolean deletedPkg = true; 7575 boolean updatedSettings = false; 7576 7577 long origUpdateTime; 7578 if (pkg.mExtras != null) { 7579 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 7580 } else { 7581 origUpdateTime = 0; 7582 } 7583 7584 // First delete the existing package while retaining the data directory 7585 if (!deletePackageLI(pkgName, null, true, PackageManager.DELETE_KEEP_DATA, 7586 res.removedInfo, true)) { 7587 // If the existing package wasn't successfully deleted 7588 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7589 deletedPkg = false; 7590 } else { 7591 // Successfully deleted the old package. Now proceed with re-installation 7592 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7593 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 7594 System.currentTimeMillis(), user); 7595 if (newPackage == null) { 7596 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7597 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7598 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7599 } 7600 } else { 7601 updateSettingsLI(newPackage, 7602 installerPackageName, 7603 res); 7604 updatedSettings = true; 7605 } 7606 } 7607 7608 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7609 // remove package from internal structures. Note that we want deletePackageX to 7610 // delete the package data and cache directories that it created in 7611 // scanPackageLocked, unless those directories existed before we even tried to 7612 // install. 7613 if(updatedSettings) { 7614 deletePackageLI( 7615 pkgName, null, true, 7616 PackageManager.DELETE_KEEP_DATA, 7617 res.removedInfo, true); 7618 } 7619 // Since we failed to install the new package we need to restore the old 7620 // package that we deleted. 7621 if(deletedPkg) { 7622 File restoreFile = new File(deletedPackage.mPath); 7623 // Parse old package 7624 boolean oldOnSd = isExternal(deletedPackage); 7625 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 7626 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 7627 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 7628 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 7629 | SCAN_UPDATE_TIME; 7630 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 7631 origUpdateTime, null) == null) { 7632 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 7633 return; 7634 } 7635 // Restore of old package succeeded. Update permissions. 7636 // writer 7637 synchronized (mPackages) { 7638 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 7639 UPDATE_PERMISSIONS_ALL); 7640 // can downgrade to reader 7641 mSettings.writeLPr(); 7642 } 7643 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 7644 } 7645 } 7646 } 7647 7648 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 7649 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7650 String installerPackageName, PackageInstalledInfo res) { 7651 PackageParser.Package newPackage = null; 7652 boolean updatedSettings = false; 7653 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 7654 PackageParser.PARSE_IS_SYSTEM; 7655 String packageName = deletedPackage.packageName; 7656 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7657 if (packageName == null) { 7658 Slog.w(TAG, "Attempt to delete null packageName."); 7659 return; 7660 } 7661 PackageParser.Package oldPkg; 7662 PackageSetting oldPkgSetting; 7663 // reader 7664 synchronized (mPackages) { 7665 oldPkg = mPackages.get(packageName); 7666 oldPkgSetting = mSettings.mPackages.get(packageName); 7667 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 7668 (oldPkgSetting == null)) { 7669 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 7670 return; 7671 } 7672 } 7673 7674 killApplication(packageName, oldPkg.applicationInfo.uid); 7675 7676 res.removedInfo.uid = oldPkg.applicationInfo.uid; 7677 res.removedInfo.removedPackage = packageName; 7678 // Remove existing system package 7679 removePackageLI(oldPkgSetting, true); 7680 // writer 7681 synchronized (mPackages) { 7682 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 7683 // We didn't need to disable the .apk as a current system package, 7684 // which means we are replacing another update that is already 7685 // installed. We need to make sure to delete the older one's .apk. 7686 res.removedInfo.args = createInstallArgs(0, 7687 deletedPackage.applicationInfo.sourceDir, 7688 deletedPackage.applicationInfo.publicSourceDir, 7689 deletedPackage.applicationInfo.nativeLibraryDir); 7690 } else { 7691 res.removedInfo.args = null; 7692 } 7693 } 7694 7695 // Successfully disabled the old package. Now proceed with re-installation 7696 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7697 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7698 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 7699 if (newPackage == null) { 7700 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7701 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7702 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7703 } 7704 } else { 7705 if (newPackage.mExtras != null) { 7706 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 7707 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 7708 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 7709 } 7710 updateSettingsLI(newPackage, installerPackageName, res); 7711 updatedSettings = true; 7712 } 7713 7714 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7715 // Re installation failed. Restore old information 7716 // Remove new pkg information 7717 if (newPackage != null) { 7718 removeInstalledPackageLI(newPackage, true); 7719 } 7720 // Add back the old system package 7721 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 7722 // Restore the old system information in Settings 7723 synchronized(mPackages) { 7724 if (updatedSettings) { 7725 mSettings.enableSystemPackageLPw(packageName); 7726 mSettings.setInstallerPackageName(packageName, 7727 oldPkgSetting.installerPackageName); 7728 } 7729 mSettings.writeLPr(); 7730 } 7731 } 7732 } 7733 7734 // Utility method used to move dex files during install. 7735 private int moveDexFilesLI(PackageParser.Package newPackage) { 7736 int retCode; 7737 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 7738 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 7739 if (retCode != 0) { 7740 if (mNoDexOpt) { 7741 /* 7742 * If we're in an engineering build, programs are lazily run 7743 * through dexopt. If the .dex file doesn't exist yet, it 7744 * will be created when the program is run next. 7745 */ 7746 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 7747 } else { 7748 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 7749 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7750 } 7751 } 7752 } 7753 return PackageManager.INSTALL_SUCCEEDED; 7754 } 7755 7756 private void updateSettingsLI(PackageParser.Package newPackage, 7757 String installerPackageName, PackageInstalledInfo res) { 7758 String pkgName = newPackage.packageName; 7759 synchronized (mPackages) { 7760 //write settings. the installStatus will be incomplete at this stage. 7761 //note that the new package setting would have already been 7762 //added to mPackages. It hasn't been persisted yet. 7763 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 7764 mSettings.writeLPr(); 7765 } 7766 7767 if ((res.returnCode = moveDexFilesLI(newPackage)) 7768 != PackageManager.INSTALL_SUCCEEDED) { 7769 // Discontinue if moving dex files failed. 7770 return; 7771 } 7772 7773 Log.d(TAG, "New package installed in " + newPackage.mPath); 7774 7775 synchronized (mPackages) { 7776 updatePermissionsLPw(newPackage.packageName, newPackage, 7777 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 7778 ? UPDATE_PERMISSIONS_ALL : 0)); 7779 res.name = pkgName; 7780 res.uid = newPackage.applicationInfo.uid; 7781 res.pkg = newPackage; 7782 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 7783 mSettings.setInstallerPackageName(pkgName, installerPackageName); 7784 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7785 //to update install status 7786 mSettings.writeLPr(); 7787 } 7788 } 7789 7790 private void installPackageLI(InstallArgs args, 7791 boolean newInstall, PackageInstalledInfo res) { 7792 int pFlags = args.flags; 7793 String installerPackageName = args.installerPackageName; 7794 File tmpPackageFile = new File(args.getCodePath()); 7795 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 7796 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 7797 boolean replace = false; 7798 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 7799 | (newInstall ? SCAN_NEW_INSTALL : 0); 7800 // Result object to be returned 7801 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7802 7803 // Retrieve PackageSettings and parse package 7804 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 7805 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 7806 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 7807 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 7808 pp.setSeparateProcesses(mSeparateProcesses); 7809 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 7810 null, mMetrics, parseFlags); 7811 if (pkg == null) { 7812 res.returnCode = pp.getParseError(); 7813 return; 7814 } 7815 String pkgName = res.name = pkg.packageName; 7816 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 7817 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 7818 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 7819 return; 7820 } 7821 } 7822 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 7823 res.returnCode = pp.getParseError(); 7824 return; 7825 } 7826 7827 /* If the installer passed in a manifest digest, compare it now. */ 7828 if (args.manifestDigest != null) { 7829 if (DEBUG_INSTALL) { 7830 final String parsedManifest = pkg.manifestDigest == null ? "null" 7831 : pkg.manifestDigest.toString(); 7832 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 7833 + parsedManifest); 7834 } 7835 7836 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 7837 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 7838 return; 7839 } 7840 } else if (DEBUG_INSTALL) { 7841 final String parsedManifest = pkg.manifestDigest == null 7842 ? "null" : pkg.manifestDigest.toString(); 7843 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 7844 } 7845 7846 // Get rid of all references to package scan path via parser. 7847 pp = null; 7848 String oldCodePath = null; 7849 boolean systemApp = false; 7850 synchronized (mPackages) { 7851 // Check if installing already existing package 7852 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7853 String oldName = mSettings.mRenamedPackages.get(pkgName); 7854 if (pkg.mOriginalPackages != null 7855 && pkg.mOriginalPackages.contains(oldName) 7856 && mPackages.containsKey(oldName)) { 7857 // This package is derived from an original package, 7858 // and this device has been updating from that original 7859 // name. We must continue using the original name, so 7860 // rename the new package here. 7861 pkg.setPackageName(oldName); 7862 pkgName = pkg.packageName; 7863 replace = true; 7864 } else if (mPackages.containsKey(pkgName)) { 7865 // This package, under its official name, already exists 7866 // on the device; we should replace it. 7867 replace = true; 7868 } 7869 } 7870 PackageSetting ps = mSettings.mPackages.get(pkgName); 7871 if (ps != null) { 7872 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 7873 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7874 systemApp = (ps.pkg.applicationInfo.flags & 7875 ApplicationInfo.FLAG_SYSTEM) != 0; 7876 } 7877 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7878 } 7879 } 7880 7881 if (systemApp && onSd) { 7882 // Disable updates to system apps on sdcard 7883 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 7884 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7885 return; 7886 } 7887 7888 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 7889 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7890 return; 7891 } 7892 // Set application objects path explicitly after the rename 7893 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 7894 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 7895 if (replace) { 7896 replacePackageLI(pkg, parseFlags, scanMode, args.user, 7897 installerPackageName, res); 7898 } else { 7899 installNewPackageLI(pkg, parseFlags, scanMode, args.user, 7900 installerPackageName, res); 7901 } 7902 synchronized (mPackages) { 7903 final PackageSetting ps = mSettings.mPackages.get(pkgName); 7904 if (ps != null) { 7905 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7906 } 7907 } 7908 } 7909 7910 private static boolean isForwardLocked(PackageParser.Package pkg) { 7911 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7912 } 7913 7914 7915 private boolean isForwardLocked(PackageSetting ps) { 7916 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7917 } 7918 7919 private static boolean isExternal(PackageParser.Package pkg) { 7920 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7921 } 7922 7923 private static boolean isExternal(PackageSetting ps) { 7924 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7925 } 7926 7927 private static boolean isSystemApp(PackageParser.Package pkg) { 7928 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7929 } 7930 7931 private static boolean isSystemApp(ApplicationInfo info) { 7932 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7933 } 7934 7935 private static boolean isSystemApp(PackageSetting ps) { 7936 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 7937 } 7938 7939 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 7940 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 7941 } 7942 7943 private int packageFlagsToInstallFlags(PackageSetting ps) { 7944 int installFlags = 0; 7945 if (isExternal(ps)) { 7946 installFlags |= PackageManager.INSTALL_EXTERNAL; 7947 } 7948 if (isForwardLocked(ps)) { 7949 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 7950 } 7951 return installFlags; 7952 } 7953 7954 private void deleteTempPackageFiles() { 7955 final FilenameFilter filter = new FilenameFilter() { 7956 public boolean accept(File dir, String name) { 7957 return name.startsWith("vmdl") && name.endsWith(".tmp"); 7958 } 7959 }; 7960 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 7961 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 7962 } 7963 7964 private static final void deleteTempPackageFilesInDirectory(File directory, 7965 FilenameFilter filter) { 7966 final String[] tmpFilesList = directory.list(filter); 7967 if (tmpFilesList == null) { 7968 return; 7969 } 7970 for (int i = 0; i < tmpFilesList.length; i++) { 7971 final File tmpFile = new File(directory, tmpFilesList[i]); 7972 tmpFile.delete(); 7973 } 7974 } 7975 7976 private File createTempPackageFile(File installDir) { 7977 File tmpPackageFile; 7978 try { 7979 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 7980 } catch (IOException e) { 7981 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 7982 return null; 7983 } 7984 try { 7985 FileUtils.setPermissions( 7986 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 7987 -1, -1); 7988 if (!SELinux.restorecon(tmpPackageFile)) { 7989 return null; 7990 } 7991 } catch (IOException e) { 7992 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 7993 return null; 7994 } 7995 return tmpPackageFile; 7996 } 7997 7998 public void deletePackage(final String packageName, 7999 final IPackageDeleteObserver observer, 8000 final int flags) { 8001 mContext.enforceCallingOrSelfPermission( 8002 android.Manifest.permission.DELETE_PACKAGES, null); 8003 // Queue up an async operation since the package deletion may take a little while. 8004 final int uid = Binder.getCallingUid(); 8005 mHandler.post(new Runnable() { 8006 public void run() { 8007 mHandler.removeCallbacks(this); 8008 final int returnCode = deletePackageX(packageName, uid, flags); 8009 if (observer != null) { 8010 try { 8011 observer.packageDeleted(packageName, returnCode); 8012 } catch (RemoteException e) { 8013 Log.i(TAG, "Observer no longer exists."); 8014 } //end catch 8015 } //end if 8016 } //end run 8017 }); 8018 } 8019 8020 /** 8021 * This method is an internal method that could be get invoked either 8022 * to delete an installed package or to clean up a failed installation. 8023 * After deleting an installed package, a broadcast is sent to notify any 8024 * listeners that the package has been installed. For cleaning up a failed 8025 * installation, the broadcast is not necessary since the package's 8026 * installation wouldn't have sent the initial broadcast either 8027 * The key steps in deleting a package are 8028 * deleting the package information in internal structures like mPackages, 8029 * deleting the packages base directories through installd 8030 * updating mSettings to reflect current status 8031 * persisting settings for later use 8032 * sending a broadcast if necessary 8033 */ 8034 private int deletePackageX(String packageName, int uid, int flags) { 8035 final PackageRemovedInfo info = new PackageRemovedInfo(); 8036 final boolean res; 8037 8038 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 8039 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 8040 try { 8041 if (dpm != null && dpm.packageHasActiveAdmins(packageName, UserHandle.getUserId(uid))) { 8042 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 8043 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 8044 } 8045 } catch (RemoteException e) { 8046 } 8047 8048 boolean removedForAllUsers = false; 8049 boolean systemUpdate = false; 8050 synchronized (mInstallLock) { 8051 res = deletePackageLI(packageName, 8052 (flags & PackageManager.DELETE_ALL_USERS) != 0 8053 ? UserHandle.ALL : new UserHandle(UserHandle.getUserId(uid)), 8054 true, flags | REMOVE_CHATTY, info, true); 8055 systemUpdate = info.isRemovedPackageSystemUpdate; 8056 if (res && !systemUpdate && mPackages.get(packageName) == null) { 8057 removedForAllUsers = true; 8058 } 8059 } 8060 8061 if (res) { 8062 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 8063 8064 // If the removed package was a system update, the old system package 8065 // was re-enabled; we need to broadcast this information 8066 if (systemUpdate) { 8067 Bundle extras = new Bundle(1); 8068 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 8069 ? info.removedAppId : info.uid); 8070 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8071 8072 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 8073 extras, null, null, null); 8074 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 8075 extras, null, null, null); 8076 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 8077 null, packageName, null, null); 8078 } 8079 } 8080 // Force a gc here. 8081 Runtime.getRuntime().gc(); 8082 // Delete the resources here after sending the broadcast to let 8083 // other processes clean up before deleting resources. 8084 if (info.args != null) { 8085 synchronized (mInstallLock) { 8086 info.args.doPostDeleteLI(true); 8087 } 8088 } 8089 8090 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 8091 } 8092 8093 static class PackageRemovedInfo { 8094 String removedPackage; 8095 int uid = -1; 8096 int removedAppId = -1; 8097 int[] removedUsers = null; 8098 boolean isRemovedPackageSystemUpdate = false; 8099 // Clean up resources deleted packages. 8100 InstallArgs args = null; 8101 8102 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 8103 Bundle extras = new Bundle(1); 8104 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 8105 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 8106 if (replacing) { 8107 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8108 } 8109 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 8110 if (removedPackage != null) { 8111 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 8112 extras, null, null, removedUsers); 8113 if (fullRemove && !replacing) { 8114 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 8115 extras, null, null, removedUsers); 8116 } 8117 } 8118 if (removedAppId >= 0) { 8119 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 8120 removedUsers); 8121 } 8122 } 8123 } 8124 8125 /* 8126 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 8127 * flag is not set, the data directory is removed as well. 8128 * make sure this flag is set for partially installed apps. If not its meaningless to 8129 * delete a partially installed application. 8130 */ 8131 private void removePackageDataLI(PackageSetting ps, PackageRemovedInfo outInfo, 8132 int flags, boolean writeSettings) { 8133 String packageName = ps.name; 8134 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 8135 // Retrieve object to delete permissions for shared user later on 8136 final PackageSetting deletedPs; 8137 // reader 8138 synchronized (mPackages) { 8139 deletedPs = mSettings.mPackages.get(packageName); 8140 if (outInfo != null) { 8141 outInfo.removedPackage = packageName; 8142 outInfo.removedUsers = deletedPs != null 8143 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 8144 : null; 8145 } 8146 } 8147 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8148 removeDataDirsLI(packageName); 8149 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 8150 } 8151 // writer 8152 synchronized (mPackages) { 8153 if (deletedPs != null) { 8154 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8155 if (outInfo != null) { 8156 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 8157 } 8158 if (deletedPs != null) { 8159 updatePermissionsLPw(deletedPs.name, null, 0); 8160 if (deletedPs.sharedUser != null) { 8161 // remove permissions associated with package 8162 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 8163 } 8164 } 8165 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 8166 } 8167 } 8168 // can downgrade to reader 8169 if (writeSettings) { 8170 // Save settings now 8171 mSettings.writeLPr(); 8172 } 8173 } 8174 } 8175 8176 /* 8177 * Tries to delete system package. 8178 */ 8179 private boolean deleteSystemPackageLI(PackageSetting newPs, 8180 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 8181 PackageSetting disabledPs = null; 8182 // Confirm if the system package has been updated 8183 // An updated system app can be deleted. This will also have to restore 8184 // the system pkg from system partition 8185 // reader 8186 synchronized (mPackages) { 8187 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 8188 } 8189 if (disabledPs == null) { 8190 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 8191 return false; 8192 } else { 8193 Log.i(TAG, "Deleting system pkg from data partition"); 8194 } 8195 // Delete the updated package 8196 outInfo.isRemovedPackageSystemUpdate = true; 8197 if (disabledPs.versionCode < newPs.versionCode) { 8198 // Delete data for downgrades 8199 flags &= ~PackageManager.DELETE_KEEP_DATA; 8200 } else { 8201 // Preserve data by setting flag 8202 flags |= PackageManager.DELETE_KEEP_DATA; 8203 } 8204 boolean ret = deleteInstalledPackageLI(newPs, true, flags, outInfo, 8205 writeSettings); 8206 if (!ret) { 8207 return false; 8208 } 8209 // writer 8210 synchronized (mPackages) { 8211 // Reinstate the old system package 8212 mSettings.enableSystemPackageLPw(newPs.name); 8213 // Remove any native libraries from the upgraded package. 8214 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 8215 } 8216 // Install the system package 8217 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 8218 PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM, 8219 SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 8220 8221 if (newPkg == null) { 8222 Slog.w(TAG, "Failed to restore system package:" + newPs.name 8223 + " with error:" + mLastScanError); 8224 return false; 8225 } 8226 // writer 8227 synchronized (mPackages) { 8228 updatePermissionsLPw(newPkg.packageName, newPkg, 8229 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 8230 // can downgrade to reader here 8231 if (writeSettings) { 8232 mSettings.writeLPr(); 8233 } 8234 } 8235 return true; 8236 } 8237 8238 private boolean deleteInstalledPackageLI(PackageSetting ps, 8239 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8240 boolean writeSettings) { 8241 if (outInfo != null) { 8242 outInfo.uid = ps.appId; 8243 } 8244 8245 // Delete package data from internal structures and also remove data if flag is set 8246 removePackageDataLI(ps, outInfo, flags, writeSettings); 8247 8248 // Delete application code and resources 8249 if (deleteCodeAndResources) { 8250 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 8251 ps.resourcePathString, ps.nativeLibraryPathString); 8252 } 8253 return true; 8254 } 8255 8256 /* 8257 * This method handles package deletion in general 8258 */ 8259 private boolean deletePackageLI(String packageName, UserHandle user, 8260 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8261 boolean writeSettings) { 8262 if (packageName == null) { 8263 Slog.w(TAG, "Attempt to delete null packageName."); 8264 return false; 8265 } 8266 PackageSetting ps; 8267 boolean dataOnly = false; 8268 int removeUser = -1; 8269 int appId = -1; 8270 synchronized (mPackages) { 8271 ps = mSettings.mPackages.get(packageName); 8272 if (ps == null) { 8273 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 8274 return false; 8275 } 8276 if (!isSystemApp(ps) && user != null 8277 && user.getIdentifier() != UserHandle.USER_ALL) { 8278 // The caller is asking that the package only be deleted for a single 8279 // user. To do this, we just mark its uninstalled state and delete 8280 // its data. 8281 ps.setUserState(user.getIdentifier(), 8282 COMPONENT_ENABLED_STATE_DEFAULT, 8283 false, //installed 8284 true, //stopped 8285 true, //notLaunched 8286 null, null); 8287 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 8288 // Other user still have this package installed, so all 8289 // we need to do is clear this user's data and save that 8290 // it is uninstalled. 8291 removeUser = user.getIdentifier(); 8292 appId = ps.appId; 8293 mSettings.writePackageRestrictionsLPr(removeUser); 8294 } else { 8295 // We need to set it back to 'installed' so the uninstall 8296 // broadcasts will be sent correctly. 8297 ps.setInstalled(true, user.getIdentifier()); 8298 } 8299 } 8300 } 8301 8302 if (removeUser >= 0) { 8303 // From above, we determined that we are deleting this only 8304 // for a single user. Continue the work here. 8305 if (outInfo != null) { 8306 outInfo.removedPackage = packageName; 8307 outInfo.removedAppId = appId; 8308 outInfo.removedUsers = new int[] {removeUser}; 8309 } 8310 mInstaller.clearUserData(packageName, removeUser); 8311 schedulePackageCleaning(packageName, removeUser, false); 8312 return true; 8313 } 8314 8315 if (dataOnly) { 8316 // Delete application data first 8317 removePackageDataLI(ps, outInfo, flags, writeSettings); 8318 return true; 8319 } 8320 boolean ret = false; 8321 if (isSystemApp(ps)) { 8322 Log.i(TAG, "Removing system package:" + ps.name); 8323 // When an updated system application is deleted we delete the existing resources as well and 8324 // fall back to existing code in system partition 8325 ret = deleteSystemPackageLI(ps, flags, outInfo, writeSettings); 8326 } else { 8327 Log.i(TAG, "Removing non-system package:" + ps.name); 8328 // Kill application pre-emptively especially for apps on sd. 8329 killApplication(packageName, ps.appId); 8330 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, outInfo, 8331 writeSettings); 8332 } 8333 return ret; 8334 } 8335 8336 private final class ClearStorageConnection implements ServiceConnection { 8337 IMediaContainerService mContainerService; 8338 8339 @Override 8340 public void onServiceConnected(ComponentName name, IBinder service) { 8341 synchronized (this) { 8342 mContainerService = IMediaContainerService.Stub.asInterface(service); 8343 notifyAll(); 8344 } 8345 } 8346 8347 @Override 8348 public void onServiceDisconnected(ComponentName name) { 8349 } 8350 } 8351 8352 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 8353 final boolean mounted; 8354 if (Environment.isExternalStorageEmulated()) { 8355 mounted = true; 8356 } else { 8357 final String status = Environment.getExternalStorageState(); 8358 8359 mounted = status.equals(Environment.MEDIA_MOUNTED) 8360 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 8361 } 8362 8363 if (!mounted) { 8364 return; 8365 } 8366 8367 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 8368 int[] users; 8369 if (userId == UserHandle.USER_ALL) { 8370 users = sUserManager.getUserIds(); 8371 } else { 8372 users = new int[] { userId }; 8373 } 8374 final ClearStorageConnection conn = new ClearStorageConnection(); 8375 if (mContext.bindService( 8376 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.USER_OWNER)) { 8377 try { 8378 for (int curUser : users) { 8379 long timeout = SystemClock.uptimeMillis() + 5000; 8380 synchronized (conn) { 8381 long now = SystemClock.uptimeMillis(); 8382 while (conn.mContainerService == null && now < timeout) { 8383 try { 8384 conn.wait(timeout - now); 8385 } catch (InterruptedException e) { 8386 } 8387 } 8388 } 8389 if (conn.mContainerService == null) { 8390 return; 8391 } 8392 8393 final UserEnvironment userEnv = new UserEnvironment(curUser); 8394 final File externalCacheDir = userEnv 8395 .getExternalStorageAppCacheDirectory(packageName); 8396 try { 8397 conn.mContainerService.clearDirectory(externalCacheDir.toString()); 8398 } catch (RemoteException e) { 8399 } 8400 if (allData) { 8401 final File externalDataDir = userEnv 8402 .getExternalStorageAppDataDirectory(packageName); 8403 try { 8404 conn.mContainerService.clearDirectory(externalDataDir.toString()); 8405 } catch (RemoteException e) { 8406 } 8407 final File externalMediaDir = userEnv 8408 .getExternalStorageAppMediaDirectory(packageName); 8409 try { 8410 conn.mContainerService.clearDirectory(externalMediaDir.toString()); 8411 } catch (RemoteException e) { 8412 } 8413 } 8414 } 8415 } finally { 8416 mContext.unbindService(conn); 8417 } 8418 } 8419 } 8420 8421 @Override 8422 public void clearApplicationUserData(final String packageName, 8423 final IPackageDataObserver observer, final int userId) { 8424 mContext.enforceCallingOrSelfPermission( 8425 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 8426 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 8427 // Queue up an async operation since the package deletion may take a little while. 8428 mHandler.post(new Runnable() { 8429 public void run() { 8430 mHandler.removeCallbacks(this); 8431 final boolean succeeded; 8432 synchronized (mInstallLock) { 8433 succeeded = clearApplicationUserDataLI(packageName, userId); 8434 } 8435 clearExternalStorageDataSync(packageName, userId, true); 8436 if (succeeded) { 8437 // invoke DeviceStorageMonitor's update method to clear any notifications 8438 DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) 8439 ServiceManager.getService(DeviceStorageMonitorService.SERVICE); 8440 if (dsm != null) { 8441 dsm.updateMemory(); 8442 } 8443 } 8444 if(observer != null) { 8445 try { 8446 observer.onRemoveCompleted(packageName, succeeded); 8447 } catch (RemoteException e) { 8448 Log.i(TAG, "Observer no longer exists."); 8449 } 8450 } //end if observer 8451 } //end run 8452 }); 8453 } 8454 8455 private boolean clearApplicationUserDataLI(String packageName, int userId) { 8456 if (packageName == null) { 8457 Slog.w(TAG, "Attempt to delete null packageName."); 8458 return false; 8459 } 8460 PackageParser.Package p; 8461 boolean dataOnly = false; 8462 synchronized (mPackages) { 8463 p = mPackages.get(packageName); 8464 if(p == null) { 8465 dataOnly = true; 8466 PackageSetting ps = mSettings.mPackages.get(packageName); 8467 if((ps == null) || (ps.pkg == null)) { 8468 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8469 return false; 8470 } 8471 p = ps.pkg; 8472 } 8473 } 8474 8475 if (!dataOnly) { 8476 //need to check this only for fully installed applications 8477 if (p == null) { 8478 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8479 return false; 8480 } 8481 final ApplicationInfo applicationInfo = p.applicationInfo; 8482 if (applicationInfo == null) { 8483 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8484 return false; 8485 } 8486 } 8487 int retCode = mInstaller.clearUserData(packageName, userId); 8488 if (retCode < 0) { 8489 Slog.w(TAG, "Couldn't remove cache files for package: " 8490 + packageName); 8491 return false; 8492 } 8493 return true; 8494 } 8495 8496 public void deleteApplicationCacheFiles(final String packageName, 8497 final IPackageDataObserver observer) { 8498 mContext.enforceCallingOrSelfPermission( 8499 android.Manifest.permission.DELETE_CACHE_FILES, null); 8500 // Queue up an async operation since the package deletion may take a little while. 8501 final int userId = UserHandle.getCallingUserId(); 8502 mHandler.post(new Runnable() { 8503 public void run() { 8504 mHandler.removeCallbacks(this); 8505 final boolean succeded; 8506 synchronized (mInstallLock) { 8507 succeded = deleteApplicationCacheFilesLI(packageName, userId); 8508 } 8509 clearExternalStorageDataSync(packageName, userId, false); 8510 if(observer != null) { 8511 try { 8512 observer.onRemoveCompleted(packageName, succeded); 8513 } catch (RemoteException e) { 8514 Log.i(TAG, "Observer no longer exists."); 8515 } 8516 } //end if observer 8517 } //end run 8518 }); 8519 } 8520 8521 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 8522 if (packageName == null) { 8523 Slog.w(TAG, "Attempt to delete null packageName."); 8524 return false; 8525 } 8526 PackageParser.Package p; 8527 synchronized (mPackages) { 8528 p = mPackages.get(packageName); 8529 } 8530 if (p == null) { 8531 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8532 return false; 8533 } 8534 final ApplicationInfo applicationInfo = p.applicationInfo; 8535 if (applicationInfo == null) { 8536 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8537 return false; 8538 } 8539 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 8540 if (retCode < 0) { 8541 Slog.w(TAG, "Couldn't remove cache files for package: " 8542 + packageName + " u" + userId); 8543 return false; 8544 } 8545 return true; 8546 } 8547 8548 public void getPackageSizeInfo(final String packageName, int userHandle, 8549 final IPackageStatsObserver observer) { 8550 mContext.enforceCallingOrSelfPermission( 8551 android.Manifest.permission.GET_PACKAGE_SIZE, null); 8552 8553 PackageStats stats = new PackageStats(packageName, userHandle); 8554 8555 /* 8556 * Queue up an async operation since the package measurement may take a 8557 * little while. 8558 */ 8559 Message msg = mHandler.obtainMessage(INIT_COPY); 8560 msg.obj = new MeasureParams(stats, observer); 8561 mHandler.sendMessage(msg); 8562 } 8563 8564 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 8565 PackageStats pStats) { 8566 if (packageName == null) { 8567 Slog.w(TAG, "Attempt to get size of null packageName."); 8568 return false; 8569 } 8570 PackageParser.Package p; 8571 boolean dataOnly = false; 8572 String asecPath = null; 8573 synchronized (mPackages) { 8574 p = mPackages.get(packageName); 8575 if(p == null) { 8576 dataOnly = true; 8577 PackageSetting ps = mSettings.mPackages.get(packageName); 8578 if((ps == null) || (ps.pkg == null)) { 8579 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8580 return false; 8581 } 8582 p = ps.pkg; 8583 } 8584 if (p != null && (isExternal(p) || isForwardLocked(p))) { 8585 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 8586 if (secureContainerId != null) { 8587 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 8588 } 8589 } 8590 } 8591 String publicSrcDir = null; 8592 if(!dataOnly) { 8593 final ApplicationInfo applicationInfo = p.applicationInfo; 8594 if (applicationInfo == null) { 8595 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8596 return false; 8597 } 8598 if (isForwardLocked(p)) { 8599 publicSrcDir = applicationInfo.publicSourceDir; 8600 } 8601 } 8602 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, publicSrcDir, 8603 asecPath, pStats); 8604 if (res < 0) { 8605 return false; 8606 } 8607 8608 // Fix-up for forward-locked applications in ASEC containers. 8609 if (!isExternal(p)) { 8610 pStats.codeSize += pStats.externalCodeSize; 8611 pStats.externalCodeSize = 0L; 8612 } 8613 8614 return true; 8615 } 8616 8617 8618 public void addPackageToPreferred(String packageName) { 8619 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 8620 } 8621 8622 public void removePackageFromPreferred(String packageName) { 8623 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 8624 } 8625 8626 public List<PackageInfo> getPreferredPackages(int flags) { 8627 return new ArrayList<PackageInfo>(); 8628 } 8629 8630 private int getUidTargetSdkVersionLockedLPr(int uid) { 8631 Object obj = mSettings.getUserIdLPr(uid); 8632 if (obj instanceof SharedUserSetting) { 8633 final SharedUserSetting sus = (SharedUserSetting) obj; 8634 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 8635 final Iterator<PackageSetting> it = sus.packages.iterator(); 8636 while (it.hasNext()) { 8637 final PackageSetting ps = it.next(); 8638 if (ps.pkg != null) { 8639 int v = ps.pkg.applicationInfo.targetSdkVersion; 8640 if (v < vers) vers = v; 8641 } 8642 } 8643 return vers; 8644 } else if (obj instanceof PackageSetting) { 8645 final PackageSetting ps = (PackageSetting) obj; 8646 if (ps.pkg != null) { 8647 return ps.pkg.applicationInfo.targetSdkVersion; 8648 } 8649 } 8650 return Build.VERSION_CODES.CUR_DEVELOPMENT; 8651 } 8652 8653 public void addPreferredActivity(IntentFilter filter, int match, 8654 ComponentName[] set, ComponentName activity, int userId) { 8655 // writer 8656 int callingUid = Binder.getCallingUid(); 8657 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 8658 synchronized (mPackages) { 8659 if (mContext.checkCallingOrSelfPermission( 8660 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8661 != PackageManager.PERMISSION_GRANTED) { 8662 if (getUidTargetSdkVersionLockedLPr(callingUid) 8663 < Build.VERSION_CODES.FROYO) { 8664 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 8665 + callingUid); 8666 return; 8667 } 8668 mContext.enforceCallingOrSelfPermission( 8669 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8670 } 8671 8672 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 8673 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8674 mSettings.editPreferredActivitiesLPw(userId).addFilter( 8675 new PreferredActivity(filter, match, set, activity)); 8676 mSettings.writePackageRestrictionsLPr(userId); 8677 } 8678 } 8679 8680 public void replacePreferredActivity(IntentFilter filter, int match, 8681 ComponentName[] set, ComponentName activity) { 8682 if (filter.countActions() != 1) { 8683 throw new IllegalArgumentException( 8684 "replacePreferredActivity expects filter to have only 1 action."); 8685 } 8686 if (filter.countCategories() != 1) { 8687 throw new IllegalArgumentException( 8688 "replacePreferredActivity expects filter to have only 1 category."); 8689 } 8690 if (filter.countDataAuthorities() != 0 8691 || filter.countDataPaths() != 0 8692 || filter.countDataSchemes() != 0 8693 || filter.countDataTypes() != 0) { 8694 throw new IllegalArgumentException( 8695 "replacePreferredActivity expects filter to have no data authorities, " + 8696 "paths, schemes or types."); 8697 } 8698 synchronized (mPackages) { 8699 if (mContext.checkCallingOrSelfPermission( 8700 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8701 != PackageManager.PERMISSION_GRANTED) { 8702 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8703 < Build.VERSION_CODES.FROYO) { 8704 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 8705 + Binder.getCallingUid()); 8706 return; 8707 } 8708 mContext.enforceCallingOrSelfPermission( 8709 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8710 } 8711 8712 final int callingUserId = UserHandle.getCallingUserId(); 8713 ArrayList<PreferredActivity> removed = null; 8714 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 8715 if (pir != null) { 8716 Iterator<PreferredActivity> it = pir.filterIterator(); 8717 String action = filter.getAction(0); 8718 String category = filter.getCategory(0); 8719 while (it.hasNext()) { 8720 PreferredActivity pa = it.next(); 8721 if (pa.getAction(0).equals(action) && pa.getCategory(0).equals(category)) { 8722 if (removed == null) { 8723 removed = new ArrayList<PreferredActivity>(); 8724 } 8725 removed.add(pa); 8726 Log.i(TAG, "Removing preferred activity " + pa.mPref.mComponent + ":"); 8727 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8728 } 8729 } 8730 if (removed != null) { 8731 for (int i=0; i<removed.size(); i++) { 8732 PreferredActivity pa = removed.get(i); 8733 pir.removeFilter(pa); 8734 } 8735 } 8736 } 8737 addPreferredActivity(filter, match, set, activity, callingUserId); 8738 } 8739 } 8740 8741 public void clearPackagePreferredActivities(String packageName) { 8742 final int uid = Binder.getCallingUid(); 8743 // writer 8744 synchronized (mPackages) { 8745 PackageParser.Package pkg = mPackages.get(packageName); 8746 if (pkg == null || pkg.applicationInfo.uid != uid) { 8747 if (mContext.checkCallingOrSelfPermission( 8748 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8749 != PackageManager.PERMISSION_GRANTED) { 8750 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8751 < Build.VERSION_CODES.FROYO) { 8752 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 8753 + Binder.getCallingUid()); 8754 return; 8755 } 8756 mContext.enforceCallingOrSelfPermission( 8757 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8758 } 8759 } 8760 8761 if (clearPackagePreferredActivitiesLPw(packageName, UserHandle.getCallingUserId())) { 8762 scheduleWriteSettingsLocked(); 8763 } 8764 } 8765 } 8766 8767 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 8768 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 8769 ArrayList<PreferredActivity> removed = null; 8770 boolean changed = false; 8771 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 8772 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 8773 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 8774 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 8775 continue; 8776 } 8777 Iterator<PreferredActivity> it = pir.filterIterator(); 8778 while (it.hasNext()) { 8779 PreferredActivity pa = it.next(); 8780 if (pa.mPref.mComponent.getPackageName().equals(packageName)) { 8781 if (removed == null) { 8782 removed = new ArrayList<PreferredActivity>(); 8783 } 8784 removed.add(pa); 8785 } 8786 } 8787 if (removed != null) { 8788 for (int j=0; j<removed.size(); j++) { 8789 PreferredActivity pa = removed.get(j); 8790 pir.removeFilter(pa); 8791 } 8792 changed = true; 8793 mSettings.writePackageRestrictionsLPr(thisUserId); 8794 } 8795 } 8796 return changed; 8797 } 8798 8799 public int getPreferredActivities(List<IntentFilter> outFilters, 8800 List<ComponentName> outActivities, String packageName) { 8801 8802 int num = 0; 8803 final int userId = UserHandle.getCallingUserId(); 8804 // reader 8805 synchronized (mPackages) { 8806 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 8807 if (pir != null) { 8808 final Iterator<PreferredActivity> it = pir.filterIterator(); 8809 while (it.hasNext()) { 8810 final PreferredActivity pa = it.next(); 8811 if (packageName == null 8812 || pa.mPref.mComponent.getPackageName().equals(packageName)) { 8813 if (outFilters != null) { 8814 outFilters.add(new IntentFilter(pa)); 8815 } 8816 if (outActivities != null) { 8817 outActivities.add(pa.mPref.mComponent); 8818 } 8819 } 8820 } 8821 } 8822 } 8823 8824 return num; 8825 } 8826 8827 @Override 8828 public void setApplicationEnabledSetting(String appPackageName, 8829 int newState, int flags, int userId) { 8830 if (!sUserManager.exists(userId)) return; 8831 setEnabledSetting(appPackageName, null, newState, flags, userId); 8832 } 8833 8834 @Override 8835 public void setComponentEnabledSetting(ComponentName componentName, 8836 int newState, int flags, int userId) { 8837 if (!sUserManager.exists(userId)) return; 8838 setEnabledSetting(componentName.getPackageName(), 8839 componentName.getClassName(), newState, flags, userId); 8840 } 8841 8842 private void setEnabledSetting( 8843 final String packageName, String className, int newState, final int flags, int userId) { 8844 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 8845 || newState == COMPONENT_ENABLED_STATE_ENABLED 8846 || newState == COMPONENT_ENABLED_STATE_DISABLED 8847 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER)) { 8848 throw new IllegalArgumentException("Invalid new component state: " 8849 + newState); 8850 } 8851 PackageSetting pkgSetting; 8852 final int uid = Binder.getCallingUid(); 8853 final int permission = mContext.checkCallingPermission( 8854 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8855 enforceCrossUserPermission(uid, userId, false, "set enabled"); 8856 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8857 boolean sendNow = false; 8858 boolean isApp = (className == null); 8859 String componentName = isApp ? packageName : className; 8860 int packageUid = -1; 8861 ArrayList<String> components; 8862 8863 // writer 8864 synchronized (mPackages) { 8865 pkgSetting = mSettings.mPackages.get(packageName); 8866 if (pkgSetting == null) { 8867 if (className == null) { 8868 throw new IllegalArgumentException( 8869 "Unknown package: " + packageName); 8870 } 8871 throw new IllegalArgumentException( 8872 "Unknown component: " + packageName 8873 + "/" + className); 8874 } 8875 // Allow root and verify that userId is not being specified by a different user 8876 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 8877 throw new SecurityException( 8878 "Permission Denial: attempt to change component state from pid=" 8879 + Binder.getCallingPid() 8880 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 8881 } 8882 if (className == null) { 8883 // We're dealing with an application/package level state change 8884 if (pkgSetting.getEnabled(userId) == newState) { 8885 // Nothing to do 8886 return; 8887 } 8888 pkgSetting.setEnabled(newState, userId); 8889 // pkgSetting.pkg.mSetEnabled = newState; 8890 } else { 8891 // We're dealing with a component level state change 8892 // First, verify that this is a valid class name. 8893 PackageParser.Package pkg = pkgSetting.pkg; 8894 if (pkg == null || !pkg.hasComponentClassName(className)) { 8895 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 8896 throw new IllegalArgumentException("Component class " + className 8897 + " does not exist in " + packageName); 8898 } else { 8899 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 8900 + className + " does not exist in " + packageName); 8901 } 8902 } 8903 switch (newState) { 8904 case COMPONENT_ENABLED_STATE_ENABLED: 8905 if (!pkgSetting.enableComponentLPw(className, userId)) { 8906 return; 8907 } 8908 break; 8909 case COMPONENT_ENABLED_STATE_DISABLED: 8910 if (!pkgSetting.disableComponentLPw(className, userId)) { 8911 return; 8912 } 8913 break; 8914 case COMPONENT_ENABLED_STATE_DEFAULT: 8915 if (!pkgSetting.restoreComponentLPw(className, userId)) { 8916 return; 8917 } 8918 break; 8919 default: 8920 Slog.e(TAG, "Invalid new component state: " + newState); 8921 return; 8922 } 8923 } 8924 mSettings.writePackageRestrictionsLPr(userId); 8925 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 8926 components = mPendingBroadcasts.get(packageName); 8927 final boolean newPackage = components == null; 8928 if (newPackage) { 8929 components = new ArrayList<String>(); 8930 } 8931 if (!components.contains(componentName)) { 8932 components.add(componentName); 8933 } 8934 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 8935 sendNow = true; 8936 // Purge entry from pending broadcast list if another one exists already 8937 // since we are sending one right away. 8938 mPendingBroadcasts.remove(packageName); 8939 } else { 8940 if (newPackage) { 8941 mPendingBroadcasts.put(packageName, components); 8942 } 8943 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 8944 // Schedule a message 8945 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 8946 } 8947 } 8948 } 8949 8950 long callingId = Binder.clearCallingIdentity(); 8951 try { 8952 if (sendNow) { 8953 sendPackageChangedBroadcast(packageName, 8954 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 8955 } 8956 } finally { 8957 Binder.restoreCallingIdentity(callingId); 8958 } 8959 } 8960 8961 private void sendPackageChangedBroadcast(String packageName, 8962 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 8963 if (DEBUG_INSTALL) 8964 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 8965 + componentNames); 8966 Bundle extras = new Bundle(4); 8967 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 8968 String nameList[] = new String[componentNames.size()]; 8969 componentNames.toArray(nameList); 8970 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 8971 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 8972 extras.putInt(Intent.EXTRA_UID, packageUid); 8973 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 8974 new int[] {UserHandle.getUserId(packageUid)}); 8975 } 8976 8977 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 8978 if (!sUserManager.exists(userId)) return; 8979 final int uid = Binder.getCallingUid(); 8980 final int permission = mContext.checkCallingOrSelfPermission( 8981 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8982 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8983 enforceCrossUserPermission(uid, userId, true, "stop package"); 8984 // writer 8985 synchronized (mPackages) { 8986 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 8987 uid, userId)) { 8988 scheduleWritePackageRestrictionsLocked(userId); 8989 } 8990 } 8991 } 8992 8993 public String getInstallerPackageName(String packageName) { 8994 // reader 8995 synchronized (mPackages) { 8996 return mSettings.getInstallerPackageNameLPr(packageName); 8997 } 8998 } 8999 9000 @Override 9001 public int getApplicationEnabledSetting(String packageName, int userId) { 9002 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 9003 int uid = Binder.getCallingUid(); 9004 enforceCrossUserPermission(uid, userId, false, "get enabled"); 9005 // reader 9006 synchronized (mPackages) { 9007 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 9008 } 9009 } 9010 9011 @Override 9012 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 9013 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 9014 int uid = Binder.getCallingUid(); 9015 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 9016 // reader 9017 synchronized (mPackages) { 9018 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 9019 } 9020 } 9021 9022 public void enterSafeMode() { 9023 enforceSystemOrRoot("Only the system can request entering safe mode"); 9024 9025 if (!mSystemReady) { 9026 mSafeMode = true; 9027 } 9028 } 9029 9030 public void systemReady() { 9031 mSystemReady = true; 9032 9033 // Read the compatibilty setting when the system is ready. 9034 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 9035 mContext.getContentResolver(), 9036 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 9037 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 9038 if (DEBUG_SETTINGS) { 9039 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 9040 } 9041 9042 synchronized (mPackages) { 9043 // Verify that all of the preferred activity components actually 9044 // exist. It is possible for applications to be updated and at 9045 // that point remove a previously declared activity component that 9046 // had been set as a preferred activity. We try to clean this up 9047 // the next time we encounter that preferred activity, but it is 9048 // possible for the user flow to never be able to return to that 9049 // situation so here we do a sanity check to make sure we haven't 9050 // left any junk around. 9051 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 9052 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 9053 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 9054 removed.clear(); 9055 for (PreferredActivity pa : pir.filterSet()) { 9056 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 9057 removed.add(pa); 9058 } 9059 } 9060 if (removed.size() > 0) { 9061 for (int j=0; j<removed.size(); j++) { 9062 PreferredActivity pa = removed.get(i); 9063 RuntimeException here = new RuntimeException("here"); 9064 here.fillInStackTrace(); 9065 Slog.w(TAG, "Removing dangling preferred activity: " 9066 + pa.mPref.mComponent, here); 9067 pir.removeFilter(pa); 9068 } 9069 mSettings.writePackageRestrictionsLPr( 9070 mSettings.mPreferredActivities.keyAt(i)); 9071 } 9072 } 9073 } 9074 } 9075 9076 public boolean isSafeMode() { 9077 return mSafeMode; 9078 } 9079 9080 public boolean hasSystemUidErrors() { 9081 return mHasSystemUidErrors; 9082 } 9083 9084 static String arrayToString(int[] array) { 9085 StringBuffer buf = new StringBuffer(128); 9086 buf.append('['); 9087 if (array != null) { 9088 for (int i=0; i<array.length; i++) { 9089 if (i > 0) buf.append(", "); 9090 buf.append(array[i]); 9091 } 9092 } 9093 buf.append(']'); 9094 return buf.toString(); 9095 } 9096 9097 static class DumpState { 9098 public static final int DUMP_LIBS = 1 << 0; 9099 9100 public static final int DUMP_FEATURES = 1 << 1; 9101 9102 public static final int DUMP_RESOLVERS = 1 << 2; 9103 9104 public static final int DUMP_PERMISSIONS = 1 << 3; 9105 9106 public static final int DUMP_PACKAGES = 1 << 4; 9107 9108 public static final int DUMP_SHARED_USERS = 1 << 5; 9109 9110 public static final int DUMP_MESSAGES = 1 << 6; 9111 9112 public static final int DUMP_PROVIDERS = 1 << 7; 9113 9114 public static final int DUMP_VERIFIERS = 1 << 8; 9115 9116 public static final int DUMP_PREFERRED = 1 << 9; 9117 9118 public static final int DUMP_PREFERRED_XML = 1 << 10; 9119 9120 public static final int OPTION_SHOW_FILTERS = 1 << 0; 9121 9122 private int mTypes; 9123 9124 private int mOptions; 9125 9126 private boolean mTitlePrinted; 9127 9128 private SharedUserSetting mSharedUser; 9129 9130 public boolean isDumping(int type) { 9131 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 9132 return true; 9133 } 9134 9135 return (mTypes & type) != 0; 9136 } 9137 9138 public void setDump(int type) { 9139 mTypes |= type; 9140 } 9141 9142 public boolean isOptionEnabled(int option) { 9143 return (mOptions & option) != 0; 9144 } 9145 9146 public void setOptionEnabled(int option) { 9147 mOptions |= option; 9148 } 9149 9150 public boolean onTitlePrinted() { 9151 final boolean printed = mTitlePrinted; 9152 mTitlePrinted = true; 9153 return printed; 9154 } 9155 9156 public boolean getTitlePrinted() { 9157 return mTitlePrinted; 9158 } 9159 9160 public void setTitlePrinted(boolean enabled) { 9161 mTitlePrinted = enabled; 9162 } 9163 9164 public SharedUserSetting getSharedUser() { 9165 return mSharedUser; 9166 } 9167 9168 public void setSharedUser(SharedUserSetting user) { 9169 mSharedUser = user; 9170 } 9171 } 9172 9173 @Override 9174 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 9175 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 9176 != PackageManager.PERMISSION_GRANTED) { 9177 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 9178 + Binder.getCallingPid() 9179 + ", uid=" + Binder.getCallingUid() 9180 + " without permission " 9181 + android.Manifest.permission.DUMP); 9182 return; 9183 } 9184 9185 DumpState dumpState = new DumpState(); 9186 9187 String packageName = null; 9188 9189 int opti = 0; 9190 while (opti < args.length) { 9191 String opt = args[opti]; 9192 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 9193 break; 9194 } 9195 opti++; 9196 if ("-a".equals(opt)) { 9197 // Right now we only know how to print all. 9198 } else if ("-h".equals(opt)) { 9199 pw.println("Package manager dump options:"); 9200 pw.println(" [-h] [-f] [cmd] ..."); 9201 pw.println(" -f: print details of intent filters"); 9202 pw.println(" -h: print this help"); 9203 pw.println(" cmd may be one of:"); 9204 pw.println(" l[ibraries]: list known shared libraries"); 9205 pw.println(" f[ibraries]: list device features"); 9206 pw.println(" r[esolvers]: dump intent resolvers"); 9207 pw.println(" perm[issions]: dump permissions"); 9208 pw.println(" pref[erred]: print preferred package settings"); 9209 pw.println(" preferred-xml: print preferred package settings as xml"); 9210 pw.println(" prov[iders]: dump content providers"); 9211 pw.println(" p[ackages]: dump installed packages"); 9212 pw.println(" s[hared-users]: dump shared user IDs"); 9213 pw.println(" m[essages]: print collected runtime messages"); 9214 pw.println(" v[erifiers]: print package verifier info"); 9215 pw.println(" <package.name>: info about given package"); 9216 return; 9217 } else if ("-f".equals(opt)) { 9218 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 9219 } else { 9220 pw.println("Unknown argument: " + opt + "; use -h for help"); 9221 } 9222 } 9223 9224 // Is the caller requesting to dump a particular piece of data? 9225 if (opti < args.length) { 9226 String cmd = args[opti]; 9227 opti++; 9228 // Is this a package name? 9229 if ("android".equals(cmd) || cmd.contains(".")) { 9230 packageName = cmd; 9231 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 9232 dumpState.setDump(DumpState.DUMP_LIBS); 9233 } else if ("f".equals(cmd) || "features".equals(cmd)) { 9234 dumpState.setDump(DumpState.DUMP_FEATURES); 9235 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 9236 dumpState.setDump(DumpState.DUMP_RESOLVERS); 9237 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 9238 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 9239 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 9240 dumpState.setDump(DumpState.DUMP_PREFERRED); 9241 } else if ("preferred-xml".equals(cmd)) { 9242 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 9243 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 9244 dumpState.setDump(DumpState.DUMP_PACKAGES); 9245 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 9246 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 9247 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 9248 dumpState.setDump(DumpState.DUMP_PROVIDERS); 9249 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 9250 dumpState.setDump(DumpState.DUMP_MESSAGES); 9251 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 9252 dumpState.setDump(DumpState.DUMP_VERIFIERS); 9253 } 9254 } 9255 9256 // reader 9257 synchronized (mPackages) { 9258 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 9259 if (dumpState.onTitlePrinted()) 9260 pw.println(" "); 9261 pw.println("Verifiers:"); 9262 pw.print(" Required: "); 9263 pw.print(mRequiredVerifierPackage); 9264 pw.print(" (uid="); 9265 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 9266 pw.println(")"); 9267 } 9268 9269 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 9270 if (dumpState.onTitlePrinted()) 9271 pw.println(" "); 9272 pw.println("Libraries:"); 9273 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 9274 while (it.hasNext()) { 9275 String name = it.next(); 9276 pw.print(" "); 9277 pw.print(name); 9278 pw.print(" -> "); 9279 pw.println(mSharedLibraries.get(name)); 9280 } 9281 } 9282 9283 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 9284 if (dumpState.onTitlePrinted()) 9285 pw.println(" "); 9286 pw.println("Features:"); 9287 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 9288 while (it.hasNext()) { 9289 String name = it.next(); 9290 pw.print(" "); 9291 pw.println(name); 9292 } 9293 } 9294 9295 if (dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 9296 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 9297 : "Activity Resolver Table:", " ", packageName, 9298 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9299 dumpState.setTitlePrinted(true); 9300 } 9301 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 9302 : "Receiver Resolver Table:", " ", packageName, 9303 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9304 dumpState.setTitlePrinted(true); 9305 } 9306 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 9307 : "Service Resolver Table:", " ", packageName, 9308 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9309 dumpState.setTitlePrinted(true); 9310 } 9311 } 9312 9313 if (dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 9314 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 9315 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 9316 int user = mSettings.mPreferredActivities.keyAt(i); 9317 if (pir.dump(pw, 9318 dumpState.getTitlePrinted() 9319 ? "\nPreferred Activities User " + user + ":" 9320 : "Preferred Activities User " + user + ":", " ", 9321 packageName, dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9322 dumpState.setTitlePrinted(true); 9323 } 9324 } 9325 } 9326 9327 if (dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 9328 pw.flush(); 9329 FileOutputStream fout = new FileOutputStream(fd); 9330 BufferedOutputStream str = new BufferedOutputStream(fout); 9331 XmlSerializer serializer = new FastXmlSerializer(); 9332 try { 9333 serializer.setOutput(str, "utf-8"); 9334 serializer.startDocument(null, true); 9335 serializer.setFeature( 9336 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 9337 mSettings.writePreferredActivitiesLPr(serializer, 0); 9338 serializer.endDocument(); 9339 serializer.flush(); 9340 } catch (IllegalArgumentException e) { 9341 pw.println("Failed writing: " + e); 9342 } catch (IllegalStateException e) { 9343 pw.println("Failed writing: " + e); 9344 } catch (IOException e) { 9345 pw.println("Failed writing: " + e); 9346 } 9347 } 9348 9349 if (dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 9350 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 9351 } 9352 9353 if (dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 9354 boolean printedSomething = false; 9355 for (PackageParser.Provider p : mProvidersByComponent.values()) { 9356 if (packageName != null && !packageName.equals(p.info.packageName)) { 9357 continue; 9358 } 9359 if (!printedSomething) { 9360 if (dumpState.onTitlePrinted()) 9361 pw.println(" "); 9362 pw.println("Registered ContentProviders:"); 9363 printedSomething = true; 9364 } 9365 pw.print(" "); pw.print(p.getComponentShortName()); pw.println(":"); 9366 pw.print(" "); pw.println(p.toString()); 9367 } 9368 printedSomething = false; 9369 for (Map.Entry<String, PackageParser.Provider> entry : mProviders.entrySet()) { 9370 PackageParser.Provider p = entry.getValue(); 9371 if (packageName != null && !packageName.equals(p.info.packageName)) { 9372 continue; 9373 } 9374 if (!printedSomething) { 9375 if (dumpState.onTitlePrinted()) 9376 pw.println(" "); 9377 pw.println("ContentProvider Authorities:"); 9378 printedSomething = true; 9379 } 9380 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 9381 pw.print(" "); pw.println(p.toString()); 9382 if (p.info != null && p.info.applicationInfo != null) { 9383 final String appInfo = p.info.applicationInfo.toString(); 9384 pw.print(" applicationInfo="); pw.println(appInfo); 9385 } 9386 } 9387 } 9388 9389 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 9390 mSettings.dumpPackagesLPr(pw, packageName, dumpState); 9391 } 9392 9393 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 9394 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 9395 } 9396 9397 if (dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 9398 if (dumpState.onTitlePrinted()) 9399 pw.println(" "); 9400 mSettings.dumpReadMessagesLPr(pw, dumpState); 9401 9402 pw.println(" "); 9403 pw.println("Package warning messages:"); 9404 final File fname = getSettingsProblemFile(); 9405 FileInputStream in = null; 9406 try { 9407 in = new FileInputStream(fname); 9408 final int avail = in.available(); 9409 final byte[] data = new byte[avail]; 9410 in.read(data); 9411 pw.print(new String(data)); 9412 } catch (FileNotFoundException e) { 9413 } catch (IOException e) { 9414 } finally { 9415 if (in != null) { 9416 try { 9417 in.close(); 9418 } catch (IOException e) { 9419 } 9420 } 9421 } 9422 } 9423 } 9424 } 9425 9426 // ------- apps on sdcard specific code ------- 9427 static final boolean DEBUG_SD_INSTALL = false; 9428 9429 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 9430 9431 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 9432 9433 private boolean mMediaMounted = false; 9434 9435 private String getEncryptKey() { 9436 try { 9437 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 9438 SD_ENCRYPTION_KEYSTORE_NAME); 9439 if (sdEncKey == null) { 9440 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 9441 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 9442 if (sdEncKey == null) { 9443 Slog.e(TAG, "Failed to create encryption keys"); 9444 return null; 9445 } 9446 } 9447 return sdEncKey; 9448 } catch (NoSuchAlgorithmException nsae) { 9449 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 9450 return null; 9451 } catch (IOException ioe) { 9452 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 9453 return null; 9454 } 9455 9456 } 9457 9458 /* package */static String getTempContainerId() { 9459 int tmpIdx = 1; 9460 String list[] = PackageHelper.getSecureContainerList(); 9461 if (list != null) { 9462 for (final String name : list) { 9463 // Ignore null and non-temporary container entries 9464 if (name == null || !name.startsWith(mTempContainerPrefix)) { 9465 continue; 9466 } 9467 9468 String subStr = name.substring(mTempContainerPrefix.length()); 9469 try { 9470 int cid = Integer.parseInt(subStr); 9471 if (cid >= tmpIdx) { 9472 tmpIdx = cid + 1; 9473 } 9474 } catch (NumberFormatException e) { 9475 } 9476 } 9477 } 9478 return mTempContainerPrefix + tmpIdx; 9479 } 9480 9481 /* 9482 * Update media status on PackageManager. 9483 */ 9484 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 9485 int callingUid = Binder.getCallingUid(); 9486 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 9487 throw new SecurityException("Media status can only be updated by the system"); 9488 } 9489 // reader; this apparently protects mMediaMounted, but should probably 9490 // be a different lock in that case. 9491 synchronized (mPackages) { 9492 Log.i(TAG, "Updating external media status from " 9493 + (mMediaMounted ? "mounted" : "unmounted") + " to " 9494 + (mediaStatus ? "mounted" : "unmounted")); 9495 if (DEBUG_SD_INSTALL) 9496 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 9497 + ", mMediaMounted=" + mMediaMounted); 9498 if (mediaStatus == mMediaMounted) { 9499 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 9500 : 0, -1); 9501 mHandler.sendMessage(msg); 9502 return; 9503 } 9504 mMediaMounted = mediaStatus; 9505 } 9506 // Queue up an async operation since the package installation may take a 9507 // little while. 9508 mHandler.post(new Runnable() { 9509 public void run() { 9510 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 9511 } 9512 }); 9513 } 9514 9515 /** 9516 * Called by MountService when the initial ASECs to scan are available. 9517 * Should block until all the ASEC containers are finished being scanned. 9518 */ 9519 public void scanAvailableAsecs() { 9520 updateExternalMediaStatusInner(true, false, false); 9521 } 9522 9523 /* 9524 * Collect information of applications on external media, map them against 9525 * existing containers and update information based on current mount status. 9526 * Please note that we always have to report status if reportStatus has been 9527 * set to true especially when unloading packages. 9528 */ 9529 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 9530 boolean externalStorage) { 9531 // Collection of uids 9532 int uidArr[] = null; 9533 // Collection of stale containers 9534 HashSet<String> removeCids = new HashSet<String>(); 9535 // Collection of packages on external media with valid containers. 9536 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 9537 // Get list of secure containers. 9538 final String list[] = PackageHelper.getSecureContainerList(); 9539 if (list == null || list.length == 0) { 9540 Log.i(TAG, "No secure containers on sdcard"); 9541 } else { 9542 // Process list of secure containers and categorize them 9543 // as active or stale based on their package internal state. 9544 int uidList[] = new int[list.length]; 9545 int num = 0; 9546 // reader 9547 synchronized (mPackages) { 9548 for (String cid : list) { 9549 if (DEBUG_SD_INSTALL) 9550 Log.i(TAG, "Processing container " + cid); 9551 String pkgName = getAsecPackageName(cid); 9552 if (pkgName == null) { 9553 if (DEBUG_SD_INSTALL) 9554 Log.i(TAG, "Container : " + cid + " stale"); 9555 removeCids.add(cid); 9556 continue; 9557 } 9558 if (DEBUG_SD_INSTALL) 9559 Log.i(TAG, "Looking for pkg : " + pkgName); 9560 9561 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9562 if (ps == null) { 9563 Log.i(TAG, "Deleting container with no matching settings " + cid); 9564 removeCids.add(cid); 9565 continue; 9566 } 9567 9568 /* 9569 * Skip packages that are not external if we're unmounting 9570 * external storage. 9571 */ 9572 if (externalStorage && !isMounted && !isExternal(ps)) { 9573 continue; 9574 } 9575 9576 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 9577 // The package status is changed only if the code path 9578 // matches between settings and the container id. 9579 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 9580 if (DEBUG_SD_INSTALL) { 9581 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 9582 + " at code path: " + ps.codePathString); 9583 } 9584 9585 // We do have a valid package installed on sdcard 9586 processCids.put(args, ps.codePathString); 9587 final int uid = ps.appId; 9588 if (uid != -1) { 9589 uidList[num++] = uid; 9590 } 9591 } else { 9592 Log.i(TAG, "Deleting stale container for " + cid); 9593 removeCids.add(cid); 9594 } 9595 } 9596 } 9597 9598 if (num > 0) { 9599 // Sort uid list 9600 Arrays.sort(uidList, 0, num); 9601 // Throw away duplicates 9602 uidArr = new int[num]; 9603 uidArr[0] = uidList[0]; 9604 int di = 0; 9605 for (int i = 1; i < num; i++) { 9606 if (uidList[i - 1] != uidList[i]) { 9607 uidArr[di++] = uidList[i]; 9608 } 9609 } 9610 } 9611 } 9612 // Process packages with valid entries. 9613 if (isMounted) { 9614 if (DEBUG_SD_INSTALL) 9615 Log.i(TAG, "Loading packages"); 9616 loadMediaPackages(processCids, uidArr, removeCids); 9617 startCleaningPackages(); 9618 } else { 9619 if (DEBUG_SD_INSTALL) 9620 Log.i(TAG, "Unloading packages"); 9621 unloadMediaPackages(processCids, uidArr, reportStatus); 9622 } 9623 } 9624 9625 private void sendResourcesChangedBroadcast(boolean mediaStatus, ArrayList<String> pkgList, 9626 int uidArr[], IIntentReceiver finishedReceiver) { 9627 int size = pkgList.size(); 9628 if (size > 0) { 9629 // Send broadcasts here 9630 Bundle extras = new Bundle(); 9631 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 9632 .toArray(new String[size])); 9633 if (uidArr != null) { 9634 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 9635 } 9636 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 9637 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 9638 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 9639 } 9640 } 9641 9642 /* 9643 * Look at potentially valid container ids from processCids If package 9644 * information doesn't match the one on record or package scanning fails, 9645 * the cid is added to list of removeCids. We currently don't delete stale 9646 * containers. 9647 */ 9648 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9649 HashSet<String> removeCids) { 9650 ArrayList<String> pkgList = new ArrayList<String>(); 9651 Set<AsecInstallArgs> keys = processCids.keySet(); 9652 boolean doGc = false; 9653 for (AsecInstallArgs args : keys) { 9654 String codePath = processCids.get(args); 9655 if (DEBUG_SD_INSTALL) 9656 Log.i(TAG, "Loading container : " + args.cid); 9657 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9658 try { 9659 // Make sure there are no container errors first. 9660 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 9661 Slog.e(TAG, "Failed to mount cid : " + args.cid 9662 + " when installing from sdcard"); 9663 continue; 9664 } 9665 // Check code path here. 9666 if (codePath == null || !codePath.equals(args.getCodePath())) { 9667 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 9668 + " does not match one in settings " + codePath); 9669 continue; 9670 } 9671 // Parse package 9672 int parseFlags = mDefParseFlags; 9673 if (args.isExternal()) { 9674 parseFlags |= PackageParser.PARSE_ON_SDCARD; 9675 } 9676 if (args.isFwdLocked()) { 9677 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 9678 } 9679 9680 doGc = true; 9681 synchronized (mInstallLock) { 9682 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 9683 0, 0, null); 9684 // Scan the package 9685 if (pkg != null) { 9686 /* 9687 * TODO why is the lock being held? doPostInstall is 9688 * called in other places without the lock. This needs 9689 * to be straightened out. 9690 */ 9691 // writer 9692 synchronized (mPackages) { 9693 retCode = PackageManager.INSTALL_SUCCEEDED; 9694 pkgList.add(pkg.packageName); 9695 // Post process args 9696 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 9697 pkg.applicationInfo.uid); 9698 } 9699 } else { 9700 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 9701 } 9702 } 9703 9704 } finally { 9705 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 9706 // Don't destroy container here. Wait till gc clears things 9707 // up. 9708 removeCids.add(args.cid); 9709 } 9710 } 9711 } 9712 // writer 9713 synchronized (mPackages) { 9714 // If the platform SDK has changed since the last time we booted, 9715 // we need to re-grant app permission to catch any new ones that 9716 // appear. This is really a hack, and means that apps can in some 9717 // cases get permissions that the user didn't initially explicitly 9718 // allow... it would be nice to have some better way to handle 9719 // this situation. 9720 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 9721 if (regrantPermissions) 9722 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 9723 + mSdkVersion + "; regranting permissions for external storage"); 9724 mSettings.mExternalSdkPlatform = mSdkVersion; 9725 9726 // Make sure group IDs have been assigned, and any permission 9727 // changes in other apps are accounted for 9728 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 9729 | (regrantPermissions 9730 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 9731 : 0)); 9732 // can downgrade to reader 9733 // Persist settings 9734 mSettings.writeLPr(); 9735 } 9736 // Send a broadcast to let everyone know we are done processing 9737 if (pkgList.size() > 0) { 9738 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9739 } 9740 // Force gc to avoid any stale parser references that we might have. 9741 if (doGc) { 9742 Runtime.getRuntime().gc(); 9743 } 9744 // List stale containers and destroy stale temporary containers. 9745 if (removeCids != null) { 9746 for (String cid : removeCids) { 9747 if (cid.startsWith(mTempContainerPrefix)) { 9748 Log.i(TAG, "Destroying stale temporary container " + cid); 9749 PackageHelper.destroySdDir(cid); 9750 } else { 9751 Log.w(TAG, "Container " + cid + " is stale"); 9752 } 9753 } 9754 } 9755 } 9756 9757 /* 9758 * Utility method to unload a list of specified containers 9759 */ 9760 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 9761 // Just unmount all valid containers. 9762 for (AsecInstallArgs arg : cidArgs) { 9763 synchronized (mInstallLock) { 9764 arg.doPostDeleteLI(false); 9765 } 9766 } 9767 } 9768 9769 /* 9770 * Unload packages mounted on external media. This involves deleting package 9771 * data from internal structures, sending broadcasts about diabled packages, 9772 * gc'ing to free up references, unmounting all secure containers 9773 * corresponding to packages on external media, and posting a 9774 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 9775 * that we always have to post this message if status has been requested no 9776 * matter what. 9777 */ 9778 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9779 final boolean reportStatus) { 9780 if (DEBUG_SD_INSTALL) 9781 Log.i(TAG, "unloading media packages"); 9782 ArrayList<String> pkgList = new ArrayList<String>(); 9783 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 9784 final Set<AsecInstallArgs> keys = processCids.keySet(); 9785 for (AsecInstallArgs args : keys) { 9786 String pkgName = args.getPackageName(); 9787 if (DEBUG_SD_INSTALL) 9788 Log.i(TAG, "Trying to unload pkg : " + pkgName); 9789 // Delete package internally 9790 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 9791 synchronized (mInstallLock) { 9792 boolean res = deletePackageLI(pkgName, null, false, 9793 PackageManager.DELETE_KEEP_DATA, outInfo, false); 9794 if (res) { 9795 pkgList.add(pkgName); 9796 } else { 9797 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 9798 failedList.add(args); 9799 } 9800 } 9801 } 9802 9803 // reader 9804 synchronized (mPackages) { 9805 // We didn't update the settings after removing each package; 9806 // write them now for all packages. 9807 mSettings.writeLPr(); 9808 } 9809 9810 // We have to absolutely send UPDATED_MEDIA_STATUS only 9811 // after confirming that all the receivers processed the ordered 9812 // broadcast when packages get disabled, force a gc to clean things up. 9813 // and unload all the containers. 9814 if (pkgList.size() > 0) { 9815 sendResourcesChangedBroadcast(false, pkgList, uidArr, new IIntentReceiver.Stub() { 9816 public void performReceive(Intent intent, int resultCode, String data, 9817 Bundle extras, boolean ordered, boolean sticky, 9818 int sendingUser) throws RemoteException { 9819 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 9820 reportStatus ? 1 : 0, 1, keys); 9821 mHandler.sendMessage(msg); 9822 } 9823 }); 9824 } else { 9825 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 9826 keys); 9827 mHandler.sendMessage(msg); 9828 } 9829 } 9830 9831 /** Binder call */ 9832 @Override 9833 public void movePackage(final String packageName, final IPackageMoveObserver observer, 9834 final int flags) { 9835 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 9836 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 9837 int returnCode = PackageManager.MOVE_SUCCEEDED; 9838 int currFlags = 0; 9839 int newFlags = 0; 9840 // reader 9841 synchronized (mPackages) { 9842 PackageParser.Package pkg = mPackages.get(packageName); 9843 if (pkg == null) { 9844 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9845 } else { 9846 // Disable moving fwd locked apps and system packages 9847 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 9848 Slog.w(TAG, "Cannot move system application"); 9849 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 9850 } else if (pkg.mOperationPending) { 9851 Slog.w(TAG, "Attempt to move package which has pending operations"); 9852 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 9853 } else { 9854 // Find install location first 9855 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 9856 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 9857 Slog.w(TAG, "Ambigous flags specified for move location."); 9858 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9859 } else { 9860 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 9861 : PackageManager.INSTALL_INTERNAL; 9862 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 9863 : PackageManager.INSTALL_INTERNAL; 9864 9865 if (newFlags == currFlags) { 9866 Slog.w(TAG, "No move required. Trying to move to same location"); 9867 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9868 } else { 9869 if (isForwardLocked(pkg)) { 9870 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9871 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9872 } 9873 } 9874 } 9875 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9876 pkg.mOperationPending = true; 9877 } 9878 } 9879 } 9880 9881 /* 9882 * TODO this next block probably shouldn't be inside the lock. We 9883 * can't guarantee these won't change after this is fired off 9884 * anyway. 9885 */ 9886 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9887 processPendingMove(new MoveParams(null, observer, 0, packageName, 9888 null, -1, user), 9889 returnCode); 9890 } else { 9891 Message msg = mHandler.obtainMessage(INIT_COPY); 9892 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 9893 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 9894 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 9895 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 9896 msg.obj = mp; 9897 mHandler.sendMessage(msg); 9898 } 9899 } 9900 } 9901 9902 private void processPendingMove(final MoveParams mp, final int currentStatus) { 9903 // Queue up an async operation since the package deletion may take a 9904 // little while. 9905 mHandler.post(new Runnable() { 9906 public void run() { 9907 // TODO fix this; this does nothing. 9908 mHandler.removeCallbacks(this); 9909 int returnCode = currentStatus; 9910 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 9911 int uidArr[] = null; 9912 ArrayList<String> pkgList = null; 9913 synchronized (mPackages) { 9914 PackageParser.Package pkg = mPackages.get(mp.packageName); 9915 if (pkg == null) { 9916 Slog.w(TAG, " Package " + mp.packageName 9917 + " doesn't exist. Aborting move"); 9918 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9919 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 9920 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 9921 + mp.srcArgs.getCodePath() + " to " 9922 + pkg.applicationInfo.sourceDir 9923 + " Aborting move and returning error"); 9924 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9925 } else { 9926 uidArr = new int[] { 9927 pkg.applicationInfo.uid 9928 }; 9929 pkgList = new ArrayList<String>(); 9930 pkgList.add(mp.packageName); 9931 } 9932 } 9933 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9934 // Send resources unavailable broadcast 9935 sendResourcesChangedBroadcast(false, pkgList, uidArr, null); 9936 // Update package code and resource paths 9937 synchronized (mInstallLock) { 9938 synchronized (mPackages) { 9939 PackageParser.Package pkg = mPackages.get(mp.packageName); 9940 // Recheck for package again. 9941 if (pkg == null) { 9942 Slog.w(TAG, " Package " + mp.packageName 9943 + " doesn't exist. Aborting move"); 9944 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9945 } else if (!mp.srcArgs.getCodePath().equals( 9946 pkg.applicationInfo.sourceDir)) { 9947 Slog.w(TAG, "Package " + mp.packageName 9948 + " code path changed from " + mp.srcArgs.getCodePath() 9949 + " to " + pkg.applicationInfo.sourceDir 9950 + " Aborting move and returning error"); 9951 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9952 } else { 9953 final String oldCodePath = pkg.mPath; 9954 final String newCodePath = mp.targetArgs.getCodePath(); 9955 final String newResPath = mp.targetArgs.getResourcePath(); 9956 final String newNativePath = mp.targetArgs 9957 .getNativeLibraryPath(); 9958 9959 final File newNativeDir = new File(newNativePath); 9960 9961 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 9962 synchronized (mInstallLock) { 9963 if (mInstaller.linkNativeLibraryDirectory( 9964 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9965 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9966 } 9967 } 9968 NativeLibraryHelper.copyNativeBinariesIfNeededLI(new File( 9969 newCodePath), newNativeDir); 9970 } else { 9971 synchronized (mInstallLock) { 9972 if (mInstaller.linkNativeLibraryDirectory( 9973 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9974 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9975 } 9976 } 9977 } 9978 9979 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9980 pkg.mPath = newCodePath; 9981 // Move dex files around 9982 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 9983 // Moving of dex files failed. Set 9984 // error code and abort move. 9985 pkg.mPath = pkg.mScanPath; 9986 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9987 } 9988 } 9989 9990 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9991 pkg.mScanPath = newCodePath; 9992 pkg.applicationInfo.sourceDir = newCodePath; 9993 pkg.applicationInfo.publicSourceDir = newResPath; 9994 pkg.applicationInfo.nativeLibraryDir = newNativePath; 9995 PackageSetting ps = (PackageSetting) pkg.mExtras; 9996 ps.codePath = new File(pkg.applicationInfo.sourceDir); 9997 ps.codePathString = ps.codePath.getPath(); 9998 ps.resourcePath = new File( 9999 pkg.applicationInfo.publicSourceDir); 10000 ps.resourcePathString = ps.resourcePath.getPath(); 10001 ps.nativeLibraryPathString = newNativePath; 10002 // Set the application info flag 10003 // correctly. 10004 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 10005 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 10006 } else { 10007 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 10008 } 10009 ps.setFlags(pkg.applicationInfo.flags); 10010 mAppDirs.remove(oldCodePath); 10011 mAppDirs.put(newCodePath, pkg); 10012 // Persist settings 10013 mSettings.writeLPr(); 10014 } 10015 } 10016 } 10017 } 10018 // Send resources available broadcast 10019 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 10020 } 10021 } 10022 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 10023 // Clean up failed installation 10024 if (mp.targetArgs != null) { 10025 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 10026 -1); 10027 } 10028 } else { 10029 // Force a gc to clear things up. 10030 Runtime.getRuntime().gc(); 10031 // Delete older code 10032 synchronized (mInstallLock) { 10033 mp.srcArgs.doPostDeleteLI(true); 10034 } 10035 } 10036 10037 // Allow more operations on this file if we didn't fail because 10038 // an operation was already pending for this package. 10039 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 10040 synchronized (mPackages) { 10041 PackageParser.Package pkg = mPackages.get(mp.packageName); 10042 if (pkg != null) { 10043 pkg.mOperationPending = false; 10044 } 10045 } 10046 } 10047 10048 IPackageMoveObserver observer = mp.observer; 10049 if (observer != null) { 10050 try { 10051 observer.packageMoved(mp.packageName, returnCode); 10052 } catch (RemoteException e) { 10053 Log.i(TAG, "Observer no longer exists."); 10054 } 10055 } 10056 } 10057 }); 10058 } 10059 10060 public boolean setInstallLocation(int loc) { 10061 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 10062 null); 10063 if (getInstallLocation() == loc) { 10064 return true; 10065 } 10066 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 10067 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 10068 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 10069 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 10070 return true; 10071 } 10072 return false; 10073 } 10074 10075 public int getInstallLocation() { 10076 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10077 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 10078 PackageHelper.APP_INSTALL_AUTO); 10079 } 10080 10081 /** Called by UserManagerService */ 10082 void cleanUpUserLILPw(int userHandle) { 10083 if (mDirtyUsers.remove(userHandle)); 10084 mSettings.removeUserLPr(userHandle); 10085 if (mInstaller != null) { 10086 // Technically, we shouldn't be doing this with the package lock 10087 // held. However, this is very rare, and there is already so much 10088 // other disk I/O going on, that we'll let it slide for now. 10089 mInstaller.removeUserDataDirs(userHandle); 10090 } 10091 } 10092 10093 /** Called by UserManagerService */ 10094 void createNewUserLILPw(int userHandle, File path) { 10095 if (mInstaller != null) { 10096 mSettings.createNewUserLILPw(mInstaller, userHandle, path); 10097 } 10098 } 10099 10100 @Override 10101 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 10102 mContext.enforceCallingOrSelfPermission( 10103 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10104 "Only package verification agents can read the verifier device identity"); 10105 10106 synchronized (mPackages) { 10107 return mSettings.getVerifierDeviceIdentityLPw(); 10108 } 10109 } 10110 10111 @Override 10112 public void setPermissionEnforced(String permission, boolean enforced) { 10113 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 10114 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10115 synchronized (mPackages) { 10116 if (mSettings.mReadExternalStorageEnforced == null 10117 || mSettings.mReadExternalStorageEnforced != enforced) { 10118 mSettings.mReadExternalStorageEnforced = enforced; 10119 mSettings.writeLPr(); 10120 10121 // kill any non-foreground processes so we restart them and 10122 // grant/revoke the GID. 10123 final IActivityManager am = ActivityManagerNative.getDefault(); 10124 if (am != null) { 10125 final long token = Binder.clearCallingIdentity(); 10126 try { 10127 am.killProcessesBelowForeground("setPermissionEnforcement"); 10128 } catch (RemoteException e) { 10129 } finally { 10130 Binder.restoreCallingIdentity(token); 10131 } 10132 } 10133 } 10134 } 10135 } else { 10136 throw new IllegalArgumentException("No selective enforcement for " + permission); 10137 } 10138 } 10139 10140 @Override 10141 public boolean isPermissionEnforced(String permission) { 10142 final boolean enforcedDefault = isPermissionEnforcedDefault(permission); 10143 synchronized (mPackages) { 10144 return isPermissionEnforcedLocked(permission, enforcedDefault); 10145 } 10146 } 10147 10148 /** 10149 * Check if given permission should be enforced by default. Should always be 10150 * called outside of {@link #mPackages} lock. 10151 */ 10152 private boolean isPermissionEnforcedDefault(String permission) { 10153 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10154 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10155 android.provider.Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT, 0) 10156 != 0; 10157 } else { 10158 return true; 10159 } 10160 } 10161 10162 /** 10163 * Check if user has requested that given permission be enforced, using 10164 * given default if undefined. 10165 */ 10166 private boolean isPermissionEnforcedLocked(String permission, boolean enforcedDefault) { 10167 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10168 if (mSettings.mReadExternalStorageEnforced != null) { 10169 return mSettings.mReadExternalStorageEnforced; 10170 } else { 10171 // User hasn't defined; fall back to secure default 10172 return enforcedDefault; 10173 } 10174 } else { 10175 return true; 10176 } 10177 } 10178 10179 public boolean isStorageLow() { 10180 final long token = Binder.clearCallingIdentity(); 10181 try { 10182 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 10183 .getService(DeviceStorageMonitorService.SERVICE); 10184 return dsm.isMemoryLow(); 10185 } finally { 10186 Binder.restoreCallingIdentity(token); 10187 } 10188 } 10189} 10190