PackageManagerService.java revision 36070b414a710dd09a24698699f501d58c5772a4
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(p, flags, ps.readUserState(userId)); 1839 } 1840 if ("android".equals(packageName)||"system".equals(packageName)) { 1841 return mAndroidApplication; 1842 } 1843 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1844 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 1845 } 1846 } 1847 return null; 1848 } 1849 1850 1851 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 1852 mContext.enforceCallingOrSelfPermission( 1853 android.Manifest.permission.CLEAR_APP_CACHE, null); 1854 // Queue up an async operation since clearing cache may take a little while. 1855 mHandler.post(new Runnable() { 1856 public void run() { 1857 mHandler.removeCallbacks(this); 1858 int retCode = -1; 1859 synchronized (mInstallLock) { 1860 retCode = mInstaller.freeCache(freeStorageSize); 1861 if (retCode < 0) { 1862 Slog.w(TAG, "Couldn't clear application caches"); 1863 } 1864 } 1865 if (observer != null) { 1866 try { 1867 observer.onRemoveCompleted(null, (retCode >= 0)); 1868 } catch (RemoteException e) { 1869 Slog.w(TAG, "RemoveException when invoking call back"); 1870 } 1871 } 1872 } 1873 }); 1874 } 1875 1876 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 1877 mContext.enforceCallingOrSelfPermission( 1878 android.Manifest.permission.CLEAR_APP_CACHE, null); 1879 // Queue up an async operation since clearing cache may take a little while. 1880 mHandler.post(new Runnable() { 1881 public void run() { 1882 mHandler.removeCallbacks(this); 1883 int retCode = -1; 1884 synchronized (mInstallLock) { 1885 retCode = mInstaller.freeCache(freeStorageSize); 1886 if (retCode < 0) { 1887 Slog.w(TAG, "Couldn't clear application caches"); 1888 } 1889 } 1890 if(pi != null) { 1891 try { 1892 // Callback via pending intent 1893 int code = (retCode >= 0) ? 1 : 0; 1894 pi.sendIntent(null, code, null, 1895 null, null); 1896 } catch (SendIntentException e1) { 1897 Slog.i(TAG, "Failed to send pending intent"); 1898 } 1899 } 1900 } 1901 }); 1902 } 1903 1904 @Override 1905 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 1906 if (!sUserManager.exists(userId)) return null; 1907 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 1908 synchronized (mPackages) { 1909 PackageParser.Activity a = mActivities.mActivities.get(component); 1910 1911 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 1912 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1913 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1914 if (ps == null) return null; 1915 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1916 userId); 1917 } 1918 if (mResolveComponentName.equals(component)) { 1919 return mResolveActivity; 1920 } 1921 } 1922 return null; 1923 } 1924 1925 @Override 1926 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 1927 if (!sUserManager.exists(userId)) return null; 1928 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 1929 synchronized (mPackages) { 1930 PackageParser.Activity a = mReceivers.mActivities.get(component); 1931 if (DEBUG_PACKAGE_INFO) Log.v( 1932 TAG, "getReceiverInfo " + component + ": " + a); 1933 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1934 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1935 if (ps == null) return null; 1936 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1937 userId); 1938 } 1939 } 1940 return null; 1941 } 1942 1943 @Override 1944 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 1945 if (!sUserManager.exists(userId)) return null; 1946 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 1947 synchronized (mPackages) { 1948 PackageParser.Service s = mServices.mServices.get(component); 1949 if (DEBUG_PACKAGE_INFO) Log.v( 1950 TAG, "getServiceInfo " + component + ": " + s); 1951 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 1952 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1953 if (ps == null) return null; 1954 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 1955 userId); 1956 } 1957 } 1958 return null; 1959 } 1960 1961 @Override 1962 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 1963 if (!sUserManager.exists(userId)) return null; 1964 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 1965 synchronized (mPackages) { 1966 PackageParser.Provider p = mProvidersByComponent.get(component); 1967 if (DEBUG_PACKAGE_INFO) Log.v( 1968 TAG, "getProviderInfo " + component + ": " + p); 1969 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 1970 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1971 if (ps == null) return null; 1972 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 1973 userId); 1974 } 1975 } 1976 return null; 1977 } 1978 1979 public String[] getSystemSharedLibraryNames() { 1980 Set<String> libSet; 1981 synchronized (mPackages) { 1982 libSet = mSharedLibraries.keySet(); 1983 int size = libSet.size(); 1984 if (size > 0) { 1985 String[] libs = new String[size]; 1986 libSet.toArray(libs); 1987 return libs; 1988 } 1989 } 1990 return null; 1991 } 1992 1993 public FeatureInfo[] getSystemAvailableFeatures() { 1994 Collection<FeatureInfo> featSet; 1995 synchronized (mPackages) { 1996 featSet = mAvailableFeatures.values(); 1997 int size = featSet.size(); 1998 if (size > 0) { 1999 FeatureInfo[] features = new FeatureInfo[size+1]; 2000 featSet.toArray(features); 2001 FeatureInfo fi = new FeatureInfo(); 2002 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2003 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2004 features[size] = fi; 2005 return features; 2006 } 2007 } 2008 return null; 2009 } 2010 2011 public boolean hasSystemFeature(String name) { 2012 synchronized (mPackages) { 2013 return mAvailableFeatures.containsKey(name); 2014 } 2015 } 2016 2017 private void checkValidCaller(int uid, int userId) { 2018 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2019 return; 2020 2021 throw new SecurityException("Caller uid=" + uid 2022 + " is not privileged to communicate with user=" + userId); 2023 } 2024 2025 public int checkPermission(String permName, String pkgName) { 2026 final boolean enforcedDefault = isPermissionEnforcedDefault(permName); 2027 synchronized (mPackages) { 2028 PackageParser.Package p = mPackages.get(pkgName); 2029 if (p != null && p.mExtras != null) { 2030 PackageSetting ps = (PackageSetting)p.mExtras; 2031 if (ps.sharedUser != null) { 2032 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2033 return PackageManager.PERMISSION_GRANTED; 2034 } 2035 } else if (ps.grantedPermissions.contains(permName)) { 2036 return PackageManager.PERMISSION_GRANTED; 2037 } 2038 } 2039 if (!isPermissionEnforcedLocked(permName, enforcedDefault)) { 2040 return PackageManager.PERMISSION_GRANTED; 2041 } 2042 } 2043 return PackageManager.PERMISSION_DENIED; 2044 } 2045 2046 public int checkUidPermission(String permName, int uid) { 2047 final boolean enforcedDefault = isPermissionEnforcedDefault(permName); 2048 synchronized (mPackages) { 2049 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2050 if (obj != null) { 2051 GrantedPermissions gp = (GrantedPermissions)obj; 2052 if (gp.grantedPermissions.contains(permName)) { 2053 return PackageManager.PERMISSION_GRANTED; 2054 } 2055 } else { 2056 HashSet<String> perms = mSystemPermissions.get(uid); 2057 if (perms != null && perms.contains(permName)) { 2058 return PackageManager.PERMISSION_GRANTED; 2059 } 2060 } 2061 if (!isPermissionEnforcedLocked(permName, enforcedDefault)) { 2062 return PackageManager.PERMISSION_GRANTED; 2063 } 2064 } 2065 return PackageManager.PERMISSION_DENIED; 2066 } 2067 2068 /** 2069 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2070 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2071 * @param message the message to log on security exception 2072 * @return 2073 */ 2074 private void enforceCrossUserPermission(int callingUid, int userId, 2075 boolean requireFullPermission, String message) { 2076 if (userId < 0) { 2077 throw new IllegalArgumentException("Invalid userId " + userId); 2078 } 2079 if (userId == UserHandle.getUserId(callingUid)) return; 2080 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2081 if (requireFullPermission) { 2082 mContext.enforceCallingOrSelfPermission( 2083 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2084 } else { 2085 try { 2086 mContext.enforceCallingOrSelfPermission( 2087 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2088 } catch (SecurityException se) { 2089 mContext.enforceCallingOrSelfPermission( 2090 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2091 } 2092 } 2093 } 2094 } 2095 2096 private BasePermission findPermissionTreeLP(String permName) { 2097 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2098 if (permName.startsWith(bp.name) && 2099 permName.length() > bp.name.length() && 2100 permName.charAt(bp.name.length()) == '.') { 2101 return bp; 2102 } 2103 } 2104 return null; 2105 } 2106 2107 private BasePermission checkPermissionTreeLP(String permName) { 2108 if (permName != null) { 2109 BasePermission bp = findPermissionTreeLP(permName); 2110 if (bp != null) { 2111 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2112 return bp; 2113 } 2114 throw new SecurityException("Calling uid " 2115 + Binder.getCallingUid() 2116 + " is not allowed to add to permission tree " 2117 + bp.name + " owned by uid " + bp.uid); 2118 } 2119 } 2120 throw new SecurityException("No permission tree found for " + permName); 2121 } 2122 2123 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2124 if (s1 == null) { 2125 return s2 == null; 2126 } 2127 if (s2 == null) { 2128 return false; 2129 } 2130 if (s1.getClass() != s2.getClass()) { 2131 return false; 2132 } 2133 return s1.equals(s2); 2134 } 2135 2136 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2137 if (pi1.icon != pi2.icon) return false; 2138 if (pi1.logo != pi2.logo) return false; 2139 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2140 if (!compareStrings(pi1.name, pi2.name)) return false; 2141 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2142 // We'll take care of setting this one. 2143 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2144 // These are not currently stored in settings. 2145 //if (!compareStrings(pi1.group, pi2.group)) return false; 2146 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2147 //if (pi1.labelRes != pi2.labelRes) return false; 2148 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2149 return true; 2150 } 2151 2152 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2153 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2154 throw new SecurityException("Label must be specified in permission"); 2155 } 2156 BasePermission tree = checkPermissionTreeLP(info.name); 2157 BasePermission bp = mSettings.mPermissions.get(info.name); 2158 boolean added = bp == null; 2159 boolean changed = true; 2160 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2161 if (added) { 2162 bp = new BasePermission(info.name, tree.sourcePackage, 2163 BasePermission.TYPE_DYNAMIC); 2164 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2165 throw new SecurityException( 2166 "Not allowed to modify non-dynamic permission " 2167 + info.name); 2168 } else { 2169 if (bp.protectionLevel == fixedLevel 2170 && bp.perm.owner.equals(tree.perm.owner) 2171 && bp.uid == tree.uid 2172 && comparePermissionInfos(bp.perm.info, info)) { 2173 changed = false; 2174 } 2175 } 2176 bp.protectionLevel = fixedLevel; 2177 info = new PermissionInfo(info); 2178 info.protectionLevel = fixedLevel; 2179 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2180 bp.perm.info.packageName = tree.perm.info.packageName; 2181 bp.uid = tree.uid; 2182 if (added) { 2183 mSettings.mPermissions.put(info.name, bp); 2184 } 2185 if (changed) { 2186 if (!async) { 2187 mSettings.writeLPr(); 2188 } else { 2189 scheduleWriteSettingsLocked(); 2190 } 2191 } 2192 return added; 2193 } 2194 2195 public boolean addPermission(PermissionInfo info) { 2196 synchronized (mPackages) { 2197 return addPermissionLocked(info, false); 2198 } 2199 } 2200 2201 public boolean addPermissionAsync(PermissionInfo info) { 2202 synchronized (mPackages) { 2203 return addPermissionLocked(info, true); 2204 } 2205 } 2206 2207 public void removePermission(String name) { 2208 synchronized (mPackages) { 2209 checkPermissionTreeLP(name); 2210 BasePermission bp = mSettings.mPermissions.get(name); 2211 if (bp != null) { 2212 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2213 throw new SecurityException( 2214 "Not allowed to modify non-dynamic permission " 2215 + name); 2216 } 2217 mSettings.mPermissions.remove(name); 2218 mSettings.writeLPr(); 2219 } 2220 } 2221 } 2222 2223 public void grantPermission(String packageName, String permissionName) { 2224 mContext.enforceCallingOrSelfPermission( 2225 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2226 synchronized (mPackages) { 2227 final PackageParser.Package pkg = mPackages.get(packageName); 2228 if (pkg == null) { 2229 throw new IllegalArgumentException("Unknown package: " + packageName); 2230 } 2231 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2232 if (bp == null) { 2233 throw new IllegalArgumentException("Unknown permission: " + packageName); 2234 } 2235 if (!pkg.requestedPermissions.contains(permissionName)) { 2236 throw new SecurityException("Package " + packageName 2237 + " has not requested permission " + permissionName); 2238 } 2239 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2240 throw new SecurityException("Permission " + permissionName 2241 + " is not a development permission"); 2242 } 2243 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2244 if (ps == null) { 2245 return; 2246 } 2247 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2248 if (gp.grantedPermissions.add(permissionName)) { 2249 if (ps.haveGids) { 2250 gp.gids = appendInts(gp.gids, bp.gids); 2251 } 2252 mSettings.writeLPr(); 2253 } 2254 } 2255 } 2256 2257 public void revokePermission(String packageName, String permissionName) { 2258 synchronized (mPackages) { 2259 final PackageParser.Package pkg = mPackages.get(packageName); 2260 if (pkg == null) { 2261 throw new IllegalArgumentException("Unknown package: " + packageName); 2262 } 2263 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2264 mContext.enforceCallingOrSelfPermission( 2265 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2266 } 2267 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2268 if (bp == null) { 2269 throw new IllegalArgumentException("Unknown permission: " + packageName); 2270 } 2271 if (!pkg.requestedPermissions.contains(permissionName)) { 2272 throw new SecurityException("Package " + packageName 2273 + " has not requested permission " + permissionName); 2274 } 2275 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2276 throw new SecurityException("Permission " + permissionName 2277 + " is not a development permission"); 2278 } 2279 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2280 if (ps == null) { 2281 return; 2282 } 2283 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2284 if (gp.grantedPermissions.remove(permissionName)) { 2285 gp.grantedPermissions.remove(permissionName); 2286 if (ps.haveGids) { 2287 gp.gids = removeInts(gp.gids, bp.gids); 2288 } 2289 mSettings.writeLPr(); 2290 } 2291 } 2292 } 2293 2294 public boolean isProtectedBroadcast(String actionName) { 2295 synchronized (mPackages) { 2296 return mProtectedBroadcasts.contains(actionName); 2297 } 2298 } 2299 2300 public int checkSignatures(String pkg1, String pkg2) { 2301 synchronized (mPackages) { 2302 final PackageParser.Package p1 = mPackages.get(pkg1); 2303 final PackageParser.Package p2 = mPackages.get(pkg2); 2304 if (p1 == null || p1.mExtras == null 2305 || p2 == null || p2.mExtras == null) { 2306 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2307 } 2308 return compareSignatures(p1.mSignatures, p2.mSignatures); 2309 } 2310 } 2311 2312 public int checkUidSignatures(int uid1, int uid2) { 2313 // Map to base uids. 2314 uid1 = UserHandle.getAppId(uid1); 2315 uid2 = UserHandle.getAppId(uid2); 2316 // reader 2317 synchronized (mPackages) { 2318 Signature[] s1; 2319 Signature[] s2; 2320 Object obj = mSettings.getUserIdLPr(uid1); 2321 if (obj != null) { 2322 if (obj instanceof SharedUserSetting) { 2323 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2324 } else if (obj instanceof PackageSetting) { 2325 s1 = ((PackageSetting)obj).signatures.mSignatures; 2326 } else { 2327 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2328 } 2329 } else { 2330 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2331 } 2332 obj = mSettings.getUserIdLPr(uid2); 2333 if (obj != null) { 2334 if (obj instanceof SharedUserSetting) { 2335 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2336 } else if (obj instanceof PackageSetting) { 2337 s2 = ((PackageSetting)obj).signatures.mSignatures; 2338 } else { 2339 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2340 } 2341 } else { 2342 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2343 } 2344 return compareSignatures(s1, s2); 2345 } 2346 } 2347 2348 static int compareSignatures(Signature[] s1, Signature[] s2) { 2349 if (s1 == null) { 2350 return s2 == null 2351 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2352 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2353 } 2354 if (s2 == null) { 2355 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2356 } 2357 HashSet<Signature> set1 = new HashSet<Signature>(); 2358 for (Signature sig : s1) { 2359 set1.add(sig); 2360 } 2361 HashSet<Signature> set2 = new HashSet<Signature>(); 2362 for (Signature sig : s2) { 2363 set2.add(sig); 2364 } 2365 // Make sure s2 contains all signatures in s1. 2366 if (set1.equals(set2)) { 2367 return PackageManager.SIGNATURE_MATCH; 2368 } 2369 return PackageManager.SIGNATURE_NO_MATCH; 2370 } 2371 2372 public String[] getPackagesForUid(int uid) { 2373 uid = UserHandle.getAppId(uid); 2374 // reader 2375 synchronized (mPackages) { 2376 Object obj = mSettings.getUserIdLPr(uid); 2377 if (obj instanceof SharedUserSetting) { 2378 final SharedUserSetting sus = (SharedUserSetting) obj; 2379 final int N = sus.packages.size(); 2380 final String[] res = new String[N]; 2381 final Iterator<PackageSetting> it = sus.packages.iterator(); 2382 int i = 0; 2383 while (it.hasNext()) { 2384 res[i++] = it.next().name; 2385 } 2386 return res; 2387 } else if (obj instanceof PackageSetting) { 2388 final PackageSetting ps = (PackageSetting) obj; 2389 return new String[] { ps.name }; 2390 } 2391 } 2392 return null; 2393 } 2394 2395 public String getNameForUid(int uid) { 2396 // reader 2397 synchronized (mPackages) { 2398 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2399 if (obj instanceof SharedUserSetting) { 2400 final SharedUserSetting sus = (SharedUserSetting) obj; 2401 return sus.name + ":" + sus.userId; 2402 } else if (obj instanceof PackageSetting) { 2403 final PackageSetting ps = (PackageSetting) obj; 2404 return ps.name; 2405 } 2406 } 2407 return null; 2408 } 2409 2410 public int getUidForSharedUser(String sharedUserName) { 2411 if(sharedUserName == null) { 2412 return -1; 2413 } 2414 // reader 2415 synchronized (mPackages) { 2416 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2417 if (suid == null) { 2418 return -1; 2419 } 2420 return suid.userId; 2421 } 2422 } 2423 2424 @Override 2425 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2426 int flags, int userId) { 2427 if (!sUserManager.exists(userId)) return null; 2428 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2429 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2430 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2431 } 2432 2433 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2434 int flags, List<ResolveInfo> query, int userId) { 2435 if (query != null) { 2436 final int N = query.size(); 2437 if (N == 1) { 2438 return query.get(0); 2439 } else if (N > 1) { 2440 // If there is more than one activity with the same priority, 2441 // then let the user decide between them. 2442 ResolveInfo r0 = query.get(0); 2443 ResolveInfo r1 = query.get(1); 2444 if (DEBUG_INTENT_MATCHING) { 2445 Log.d(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2446 + r1.activityInfo.name + "=" + r1.priority); 2447 } 2448 // If the first activity has a higher priority, or a different 2449 // default, then it is always desireable to pick it. 2450 if (r0.priority != r1.priority 2451 || r0.preferredOrder != r1.preferredOrder 2452 || r0.isDefault != r1.isDefault) { 2453 return query.get(0); 2454 } 2455 // If we have saved a preference for a preferred activity for 2456 // this Intent, use that. 2457 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2458 flags, query, r0.priority, userId); 2459 if (ri != null) { 2460 return ri; 2461 } 2462 if (userId != 0) { 2463 ri = new ResolveInfo(mResolveInfo); 2464 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2465 ri.activityInfo.applicationInfo = new ApplicationInfo( 2466 ri.activityInfo.applicationInfo); 2467 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2468 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2469 return ri; 2470 } 2471 return mResolveInfo; 2472 } 2473 } 2474 return null; 2475 } 2476 2477 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, 2478 int flags, List<ResolveInfo> query, int priority, int userId) { 2479 if (!sUserManager.exists(userId)) return null; 2480 // writer 2481 synchronized (mPackages) { 2482 if (intent.getSelector() != null) { 2483 intent = intent.getSelector(); 2484 } 2485 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2486 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2487 List<PreferredActivity> prefs = pir != null 2488 ? pir.queryIntent(intent, resolvedType, 2489 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2490 : null; 2491 if (prefs != null && prefs.size() > 0) { 2492 // First figure out how good the original match set is. 2493 // We will only allow preferred activities that came 2494 // from the same match quality. 2495 int match = 0; 2496 2497 if (DEBUG_PREFERRED) { 2498 Log.v(TAG, "Figuring out best match..."); 2499 } 2500 2501 final int N = query.size(); 2502 for (int j=0; j<N; j++) { 2503 final ResolveInfo ri = query.get(j); 2504 if (DEBUG_PREFERRED) { 2505 Log.v(TAG, "Match for " + ri.activityInfo + ": 0x" 2506 + Integer.toHexString(match)); 2507 } 2508 if (ri.match > match) { 2509 match = ri.match; 2510 } 2511 } 2512 2513 if (DEBUG_PREFERRED) { 2514 Log.v(TAG, "Best match: 0x" + Integer.toHexString(match)); 2515 } 2516 2517 match &= IntentFilter.MATCH_CATEGORY_MASK; 2518 final int M = prefs.size(); 2519 for (int i=0; i<M; i++) { 2520 final PreferredActivity pa = prefs.get(i); 2521 if (pa.mPref.mMatch != match) { 2522 continue; 2523 } 2524 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, flags, userId); 2525 if (DEBUG_PREFERRED) { 2526 Log.v(TAG, "Got preferred activity:"); 2527 if (ai != null) { 2528 ai.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 2529 } else { 2530 Log.v(TAG, " null"); 2531 } 2532 } 2533 if (ai == null) { 2534 // This previously registered preferred activity 2535 // component is no longer known. Most likely an update 2536 // to the app was installed and in the new version this 2537 // component no longer exists. Clean it up by removing 2538 // it from the preferred activities list, and skip it. 2539 Slog.w(TAG, "Removing dangling preferred activity: " 2540 + pa.mPref.mComponent); 2541 pir.removeFilter(pa); 2542 continue; 2543 } 2544 for (int j=0; j<N; j++) { 2545 final ResolveInfo ri = query.get(j); 2546 if (!ri.activityInfo.applicationInfo.packageName 2547 .equals(ai.applicationInfo.packageName)) { 2548 continue; 2549 } 2550 if (!ri.activityInfo.name.equals(ai.name)) { 2551 continue; 2552 } 2553 2554 // Okay we found a previously set preferred app. 2555 // If the result set is different from when this 2556 // was created, we need to clear it and re-ask the 2557 // user their preference. 2558 if (!pa.mPref.sameSet(query, priority)) { 2559 Slog.i(TAG, "Result set changed, dropping preferred activity for " 2560 + intent + " type " + resolvedType); 2561 pir.removeFilter(pa); 2562 return null; 2563 } 2564 2565 // Yay! 2566 return ri; 2567 } 2568 } 2569 } 2570 } 2571 return null; 2572 } 2573 2574 @Override 2575 public List<ResolveInfo> queryIntentActivities(Intent intent, 2576 String resolvedType, int flags, int userId) { 2577 if (!sUserManager.exists(userId)) return null; 2578 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 2579 ComponentName comp = intent.getComponent(); 2580 if (comp == null) { 2581 if (intent.getSelector() != null) { 2582 intent = intent.getSelector(); 2583 comp = intent.getComponent(); 2584 } 2585 } 2586 2587 if (comp != null) { 2588 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2589 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 2590 if (ai != null) { 2591 final ResolveInfo ri = new ResolveInfo(); 2592 ri.activityInfo = ai; 2593 list.add(ri); 2594 } 2595 return list; 2596 } 2597 2598 // reader 2599 synchronized (mPackages) { 2600 final String pkgName = intent.getPackage(); 2601 if (pkgName == null) { 2602 return mActivities.queryIntent(intent, resolvedType, flags, userId); 2603 } 2604 final PackageParser.Package pkg = mPackages.get(pkgName); 2605 if (pkg != null) { 2606 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 2607 pkg.activities, userId); 2608 } 2609 return new ArrayList<ResolveInfo>(); 2610 } 2611 } 2612 2613 @Override 2614 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 2615 Intent[] specifics, String[] specificTypes, Intent intent, 2616 String resolvedType, int flags, int userId) { 2617 if (!sUserManager.exists(userId)) return null; 2618 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 2619 "query intent activity options"); 2620 final String resultsAction = intent.getAction(); 2621 2622 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 2623 | PackageManager.GET_RESOLVED_FILTER, userId); 2624 2625 if (DEBUG_INTENT_MATCHING) { 2626 Log.v(TAG, "Query " + intent + ": " + results); 2627 } 2628 2629 int specificsPos = 0; 2630 int N; 2631 2632 // todo: note that the algorithm used here is O(N^2). This 2633 // isn't a problem in our current environment, but if we start running 2634 // into situations where we have more than 5 or 10 matches then this 2635 // should probably be changed to something smarter... 2636 2637 // First we go through and resolve each of the specific items 2638 // that were supplied, taking care of removing any corresponding 2639 // duplicate items in the generic resolve list. 2640 if (specifics != null) { 2641 for (int i=0; i<specifics.length; i++) { 2642 final Intent sintent = specifics[i]; 2643 if (sintent == null) { 2644 continue; 2645 } 2646 2647 if (DEBUG_INTENT_MATCHING) { 2648 Log.v(TAG, "Specific #" + i + ": " + sintent); 2649 } 2650 2651 String action = sintent.getAction(); 2652 if (resultsAction != null && resultsAction.equals(action)) { 2653 // If this action was explicitly requested, then don't 2654 // remove things that have it. 2655 action = null; 2656 } 2657 2658 ResolveInfo ri = null; 2659 ActivityInfo ai = null; 2660 2661 ComponentName comp = sintent.getComponent(); 2662 if (comp == null) { 2663 ri = resolveIntent( 2664 sintent, 2665 specificTypes != null ? specificTypes[i] : null, 2666 flags, userId); 2667 if (ri == null) { 2668 continue; 2669 } 2670 if (ri == mResolveInfo) { 2671 // ACK! Must do something better with this. 2672 } 2673 ai = ri.activityInfo; 2674 comp = new ComponentName(ai.applicationInfo.packageName, 2675 ai.name); 2676 } else { 2677 ai = getActivityInfo(comp, flags, userId); 2678 if (ai == null) { 2679 continue; 2680 } 2681 } 2682 2683 // Look for any generic query activities that are duplicates 2684 // of this specific one, and remove them from the results. 2685 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 2686 N = results.size(); 2687 int j; 2688 for (j=specificsPos; j<N; j++) { 2689 ResolveInfo sri = results.get(j); 2690 if ((sri.activityInfo.name.equals(comp.getClassName()) 2691 && sri.activityInfo.applicationInfo.packageName.equals( 2692 comp.getPackageName())) 2693 || (action != null && sri.filter.matchAction(action))) { 2694 results.remove(j); 2695 if (DEBUG_INTENT_MATCHING) Log.v( 2696 TAG, "Removing duplicate item from " + j 2697 + " due to specific " + specificsPos); 2698 if (ri == null) { 2699 ri = sri; 2700 } 2701 j--; 2702 N--; 2703 } 2704 } 2705 2706 // Add this specific item to its proper place. 2707 if (ri == null) { 2708 ri = new ResolveInfo(); 2709 ri.activityInfo = ai; 2710 } 2711 results.add(specificsPos, ri); 2712 ri.specificIndex = i; 2713 specificsPos++; 2714 } 2715 } 2716 2717 // Now we go through the remaining generic results and remove any 2718 // duplicate actions that are found here. 2719 N = results.size(); 2720 for (int i=specificsPos; i<N-1; i++) { 2721 final ResolveInfo rii = results.get(i); 2722 if (rii.filter == null) { 2723 continue; 2724 } 2725 2726 // Iterate over all of the actions of this result's intent 2727 // filter... typically this should be just one. 2728 final Iterator<String> it = rii.filter.actionsIterator(); 2729 if (it == null) { 2730 continue; 2731 } 2732 while (it.hasNext()) { 2733 final String action = it.next(); 2734 if (resultsAction != null && resultsAction.equals(action)) { 2735 // If this action was explicitly requested, then don't 2736 // remove things that have it. 2737 continue; 2738 } 2739 for (int j=i+1; j<N; j++) { 2740 final ResolveInfo rij = results.get(j); 2741 if (rij.filter != null && rij.filter.hasAction(action)) { 2742 results.remove(j); 2743 if (DEBUG_INTENT_MATCHING) Log.v( 2744 TAG, "Removing duplicate item from " + j 2745 + " due to action " + action + " at " + i); 2746 j--; 2747 N--; 2748 } 2749 } 2750 } 2751 2752 // If the caller didn't request filter information, drop it now 2753 // so we don't have to marshall/unmarshall it. 2754 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2755 rii.filter = null; 2756 } 2757 } 2758 2759 // Filter out the caller activity if so requested. 2760 if (caller != null) { 2761 N = results.size(); 2762 for (int i=0; i<N; i++) { 2763 ActivityInfo ainfo = results.get(i).activityInfo; 2764 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 2765 && caller.getClassName().equals(ainfo.name)) { 2766 results.remove(i); 2767 break; 2768 } 2769 } 2770 } 2771 2772 // If the caller didn't request filter information, 2773 // drop them now so we don't have to 2774 // marshall/unmarshall it. 2775 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2776 N = results.size(); 2777 for (int i=0; i<N; i++) { 2778 results.get(i).filter = null; 2779 } 2780 } 2781 2782 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 2783 return results; 2784 } 2785 2786 @Override 2787 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 2788 int userId) { 2789 if (!sUserManager.exists(userId)) return null; 2790 ComponentName comp = intent.getComponent(); 2791 if (comp == null) { 2792 if (intent.getSelector() != null) { 2793 intent = intent.getSelector(); 2794 comp = intent.getComponent(); 2795 } 2796 } 2797 if (comp != null) { 2798 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2799 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 2800 if (ai != null) { 2801 ResolveInfo ri = new ResolveInfo(); 2802 ri.activityInfo = ai; 2803 list.add(ri); 2804 } 2805 return list; 2806 } 2807 2808 // reader 2809 synchronized (mPackages) { 2810 String pkgName = intent.getPackage(); 2811 if (pkgName == null) { 2812 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 2813 } 2814 final PackageParser.Package pkg = mPackages.get(pkgName); 2815 if (pkg != null) { 2816 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 2817 userId); 2818 } 2819 return null; 2820 } 2821 } 2822 2823 @Override 2824 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 2825 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 2826 if (!sUserManager.exists(userId)) return null; 2827 if (query != null) { 2828 if (query.size() >= 1) { 2829 // If there is more than one service with the same priority, 2830 // just arbitrarily pick the first one. 2831 return query.get(0); 2832 } 2833 } 2834 return null; 2835 } 2836 2837 @Override 2838 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 2839 int userId) { 2840 if (!sUserManager.exists(userId)) return null; 2841 ComponentName comp = intent.getComponent(); 2842 if (comp == null) { 2843 if (intent.getSelector() != null) { 2844 intent = intent.getSelector(); 2845 comp = intent.getComponent(); 2846 } 2847 } 2848 if (comp != null) { 2849 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2850 final ServiceInfo si = getServiceInfo(comp, flags, userId); 2851 if (si != null) { 2852 final ResolveInfo ri = new ResolveInfo(); 2853 ri.serviceInfo = si; 2854 list.add(ri); 2855 } 2856 return list; 2857 } 2858 2859 // reader 2860 synchronized (mPackages) { 2861 String pkgName = intent.getPackage(); 2862 if (pkgName == null) { 2863 return mServices.queryIntent(intent, resolvedType, flags, userId); 2864 } 2865 final PackageParser.Package pkg = mPackages.get(pkgName); 2866 if (pkg != null) { 2867 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 2868 userId); 2869 } 2870 return null; 2871 } 2872 } 2873 2874 private static final int getContinuationPoint(final String[] keys, final String key) { 2875 final int index; 2876 if (key == null) { 2877 index = 0; 2878 } else { 2879 final int insertPoint = Arrays.binarySearch(keys, key); 2880 if (insertPoint < 0) { 2881 index = -insertPoint; 2882 } else { 2883 index = insertPoint + 1; 2884 } 2885 } 2886 return index; 2887 } 2888 2889 @Override 2890 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, String lastRead, 2891 int userId) { 2892 final ParceledListSlice<PackageInfo> list = new ParceledListSlice<PackageInfo>(); 2893 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2894 final String[] keys; 2895 2896 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 2897 2898 // writer 2899 synchronized (mPackages) { 2900 if (listUninstalled) { 2901 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2902 } else { 2903 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2904 } 2905 2906 Arrays.sort(keys); 2907 int i = getContinuationPoint(keys, lastRead); 2908 final int N = keys.length; 2909 2910 while (i < N) { 2911 final String packageName = keys[i++]; 2912 2913 PackageInfo pi = null; 2914 if (listUninstalled) { 2915 final PackageSetting ps = mSettings.mPackages.get(packageName); 2916 if (ps != null) { 2917 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 2918 } 2919 } else { 2920 final PackageParser.Package p = mPackages.get(packageName); 2921 if (p != null) { 2922 pi = generatePackageInfo(p, flags, userId); 2923 } 2924 } 2925 2926 if (pi != null && list.append(pi)) { 2927 break; 2928 } 2929 } 2930 2931 if (i == N) { 2932 list.setLastSlice(true); 2933 } 2934 } 2935 2936 return list; 2937 } 2938 2939 @Override 2940 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, 2941 String lastRead, int userId) { 2942 if (!sUserManager.exists(userId)) return null; 2943 final ParceledListSlice<ApplicationInfo> list = new ParceledListSlice<ApplicationInfo>(); 2944 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2945 final String[] keys; 2946 2947 // writer 2948 synchronized (mPackages) { 2949 if (listUninstalled) { 2950 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2951 } else { 2952 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2953 } 2954 2955 Arrays.sort(keys); 2956 int i = getContinuationPoint(keys, lastRead); 2957 final int N = keys.length; 2958 2959 while (i < N) { 2960 final String packageName = keys[i++]; 2961 2962 ApplicationInfo ai = null; 2963 final PackageSetting ps = mSettings.mPackages.get(packageName); 2964 if (listUninstalled) { 2965 if (ps != null) { 2966 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 2967 } 2968 } else { 2969 final PackageParser.Package p = mPackages.get(packageName); 2970 if (p != null && ps != null) { 2971 ai = PackageParser.generateApplicationInfo(p, flags, 2972 ps.readUserState(userId), userId); 2973 } 2974 } 2975 2976 if (ai != null && list.append(ai)) { 2977 break; 2978 } 2979 } 2980 2981 if (i == N) { 2982 list.setLastSlice(true); 2983 } 2984 } 2985 2986 return list; 2987 } 2988 2989 public List<ApplicationInfo> getPersistentApplications(int flags) { 2990 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 2991 2992 // reader 2993 synchronized (mPackages) { 2994 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 2995 final int userId = UserHandle.getCallingUserId(); 2996 while (i.hasNext()) { 2997 final PackageParser.Package p = i.next(); 2998 if (p.applicationInfo != null 2999 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3000 && (!mSafeMode || isSystemApp(p))) { 3001 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3002 if (ps != null) { 3003 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3004 ps.readUserState(userId), userId); 3005 if (ai != null) { 3006 finalList.add(ai); 3007 } 3008 } 3009 } 3010 } 3011 } 3012 3013 return finalList; 3014 } 3015 3016 @Override 3017 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3018 if (!sUserManager.exists(userId)) return null; 3019 // reader 3020 synchronized (mPackages) { 3021 final PackageParser.Provider provider = mProviders.get(name); 3022 PackageSetting ps = provider != null 3023 ? mSettings.mPackages.get(provider.owner.packageName) 3024 : null; 3025 return ps != null 3026 && mSettings.isEnabledLPr(provider.info, flags, userId) 3027 && (!mSafeMode || (provider.info.applicationInfo.flags 3028 &ApplicationInfo.FLAG_SYSTEM) != 0) 3029 ? PackageParser.generateProviderInfo(provider, flags, 3030 ps.readUserState(userId), userId) 3031 : null; 3032 } 3033 } 3034 3035 /** 3036 * @deprecated 3037 */ 3038 @Deprecated 3039 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3040 // reader 3041 synchronized (mPackages) { 3042 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProviders.entrySet() 3043 .iterator(); 3044 final int userId = UserHandle.getCallingUserId(); 3045 while (i.hasNext()) { 3046 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3047 PackageParser.Provider p = entry.getValue(); 3048 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3049 3050 if (ps != null && p.syncable 3051 && (!mSafeMode || (p.info.applicationInfo.flags 3052 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3053 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3054 ps.readUserState(userId), userId); 3055 if (info != null) { 3056 outNames.add(entry.getKey()); 3057 outInfo.add(info); 3058 } 3059 } 3060 } 3061 } 3062 } 3063 3064 public List<ProviderInfo> queryContentProviders(String processName, 3065 int uid, int flags) { 3066 ArrayList<ProviderInfo> finalList = null; 3067 3068 // reader 3069 synchronized (mPackages) { 3070 final Iterator<PackageParser.Provider> i = mProvidersByComponent.values().iterator(); 3071 final int userId = processName != null ? 3072 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3073 while (i.hasNext()) { 3074 final PackageParser.Provider p = i.next(); 3075 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3076 if (ps != null && p.info.authority != null 3077 && (processName == null 3078 || (p.info.processName.equals(processName) 3079 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3080 && mSettings.isEnabledLPr(p.info, flags, userId) 3081 && (!mSafeMode 3082 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3083 if (finalList == null) { 3084 finalList = new ArrayList<ProviderInfo>(3); 3085 } 3086 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3087 ps.readUserState(userId), userId); 3088 if (info != null) { 3089 finalList.add(info); 3090 } 3091 } 3092 } 3093 } 3094 3095 if (finalList != null) { 3096 Collections.sort(finalList, mProviderInitOrderSorter); 3097 } 3098 3099 return finalList; 3100 } 3101 3102 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3103 int flags) { 3104 // reader 3105 synchronized (mPackages) { 3106 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3107 return PackageParser.generateInstrumentationInfo(i, flags); 3108 } 3109 } 3110 3111 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3112 int flags) { 3113 ArrayList<InstrumentationInfo> finalList = 3114 new ArrayList<InstrumentationInfo>(); 3115 3116 // reader 3117 synchronized (mPackages) { 3118 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3119 while (i.hasNext()) { 3120 final PackageParser.Instrumentation p = i.next(); 3121 if (targetPackage == null 3122 || targetPackage.equals(p.info.targetPackage)) { 3123 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3124 flags); 3125 if (ii != null) { 3126 finalList.add(ii); 3127 } 3128 } 3129 } 3130 } 3131 3132 return finalList; 3133 } 3134 3135 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3136 String[] files = dir.list(); 3137 if (files == null) { 3138 Log.d(TAG, "No files in app dir " + dir); 3139 return; 3140 } 3141 3142 if (DEBUG_PACKAGE_SCANNING) { 3143 Log.d(TAG, "Scanning app dir " + dir); 3144 } 3145 3146 int i; 3147 for (i=0; i<files.length; i++) { 3148 File file = new File(dir, files[i]); 3149 if (!isPackageFilename(files[i])) { 3150 // Ignore entries which are not apk's 3151 continue; 3152 } 3153 PackageParser.Package pkg = scanPackageLI(file, 3154 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3155 // Don't mess around with apps in system partition. 3156 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3157 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3158 // Delete the apk 3159 Slog.w(TAG, "Cleaning up failed install of " + file); 3160 file.delete(); 3161 } 3162 } 3163 } 3164 3165 private static File getSettingsProblemFile() { 3166 File dataDir = Environment.getDataDirectory(); 3167 File systemDir = new File(dataDir, "system"); 3168 File fname = new File(systemDir, "uiderrors.txt"); 3169 return fname; 3170 } 3171 3172 static void reportSettingsProblem(int priority, String msg) { 3173 try { 3174 File fname = getSettingsProblemFile(); 3175 FileOutputStream out = new FileOutputStream(fname, true); 3176 PrintWriter pw = new PrintWriter(out); 3177 SimpleDateFormat formatter = new SimpleDateFormat(); 3178 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3179 pw.println(dateString + ": " + msg); 3180 pw.close(); 3181 FileUtils.setPermissions( 3182 fname.toString(), 3183 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3184 -1, -1); 3185 } catch (java.io.IOException e) { 3186 } 3187 Slog.println(priority, TAG, msg); 3188 } 3189 3190 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3191 PackageParser.Package pkg, File srcFile, int parseFlags) { 3192 if (GET_CERTIFICATES) { 3193 if (ps != null 3194 && ps.codePath.equals(srcFile) 3195 && ps.timeStamp == srcFile.lastModified()) { 3196 if (ps.signatures.mSignatures != null 3197 && ps.signatures.mSignatures.length != 0) { 3198 // Optimization: reuse the existing cached certificates 3199 // if the package appears to be unchanged. 3200 pkg.mSignatures = ps.signatures.mSignatures; 3201 return true; 3202 } 3203 3204 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3205 } else { 3206 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3207 } 3208 3209 if (!pp.collectCertificates(pkg, parseFlags)) { 3210 mLastScanError = pp.getParseError(); 3211 return false; 3212 } 3213 } 3214 return true; 3215 } 3216 3217 /* 3218 * Scan a package and return the newly parsed package. 3219 * Returns null in case of errors and the error code is stored in mLastScanError 3220 */ 3221 private PackageParser.Package scanPackageLI(File scanFile, 3222 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3223 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3224 String scanPath = scanFile.getPath(); 3225 parseFlags |= mDefParseFlags; 3226 PackageParser pp = new PackageParser(scanPath); 3227 pp.setSeparateProcesses(mSeparateProcesses); 3228 pp.setOnlyCoreApps(mOnlyCore); 3229 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3230 scanPath, mMetrics, parseFlags); 3231 if (pkg == null) { 3232 mLastScanError = pp.getParseError(); 3233 return null; 3234 } 3235 PackageSetting ps = null; 3236 PackageSetting updatedPkg; 3237 // reader 3238 synchronized (mPackages) { 3239 // Look to see if we already know about this package. 3240 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3241 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3242 // This package has been renamed to its original name. Let's 3243 // use that. 3244 ps = mSettings.peekPackageLPr(oldName); 3245 } 3246 // If there was no original package, see one for the real package name. 3247 if (ps == null) { 3248 ps = mSettings.peekPackageLPr(pkg.packageName); 3249 } 3250 // Check to see if this package could be hiding/updating a system 3251 // package. Must look for it either under the original or real 3252 // package name depending on our state. 3253 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3254 } 3255 // First check if this is a system package that may involve an update 3256 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3257 if (ps != null && !ps.codePath.equals(scanFile)) { 3258 // The path has changed from what was last scanned... check the 3259 // version of the new path against what we have stored to determine 3260 // what to do. 3261 if (pkg.mVersionCode < ps.versionCode) { 3262 // The system package has been updated and the code path does not match 3263 // Ignore entry. Skip it. 3264 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3265 + " ignored: updated version " + ps.versionCode 3266 + " better than this " + pkg.mVersionCode); 3267 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3268 return null; 3269 } else { 3270 // The current app on the system partion is better than 3271 // what we have updated to on the data partition; switch 3272 // back to the system partition version. 3273 // At this point, its safely assumed that package installation for 3274 // apps in system partition will go through. If not there won't be a working 3275 // version of the app 3276 // writer 3277 synchronized (mPackages) { 3278 // Just remove the loaded entries from package lists. 3279 mPackages.remove(ps.name); 3280 } 3281 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3282 + "reverting from " + ps.codePathString 3283 + ": new version " + pkg.mVersionCode 3284 + " better than installed " + ps.versionCode); 3285 3286 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3287 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3288 synchronized (mInstallLock) { 3289 args.cleanUpResourcesLI(); 3290 } 3291 synchronized (mPackages) { 3292 mSettings.enableSystemPackageLPw(ps.name); 3293 } 3294 } 3295 } 3296 } 3297 3298 if (updatedPkg != null) { 3299 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3300 // initially 3301 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3302 } 3303 // Verify certificates against what was last scanned 3304 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3305 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3306 return null; 3307 } 3308 3309 /* 3310 * A new system app appeared, but we already had a non-system one of the 3311 * same name installed earlier. 3312 */ 3313 boolean shouldHideSystemApp = false; 3314 if (updatedPkg == null && ps != null 3315 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3316 /* 3317 * Check to make sure the signatures match first. If they don't, 3318 * wipe the installed application and its data. 3319 */ 3320 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3321 != PackageManager.SIGNATURE_MATCH) { 3322 deletePackageLI(pkg.packageName, null, true, 0, null, false); 3323 ps = null; 3324 } else { 3325 /* 3326 * If the newly-added system app is an older version than the 3327 * already installed version, hide it. It will be scanned later 3328 * and re-added like an update. 3329 */ 3330 if (pkg.mVersionCode < ps.versionCode) { 3331 shouldHideSystemApp = true; 3332 } else { 3333 /* 3334 * The newly found system app is a newer version that the 3335 * one previously installed. Simply remove the 3336 * already-installed application and replace it with our own 3337 * while keeping the application data. 3338 */ 3339 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3340 + ps.codePathString + ": new version " + pkg.mVersionCode 3341 + " better than installed " + ps.versionCode); 3342 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3343 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3344 synchronized (mInstallLock) { 3345 args.cleanUpResourcesLI(); 3346 } 3347 } 3348 } 3349 } 3350 3351 // The apk is forward locked (not public) if its code and resources 3352 // are kept in different files. 3353 // TODO grab this value from PackageSettings 3354 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3355 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3356 } 3357 3358 String codePath = null; 3359 String resPath = null; 3360 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0) { 3361 if (ps != null && ps.resourcePathString != null) { 3362 resPath = ps.resourcePathString; 3363 } else { 3364 // Should not happen at all. Just log an error. 3365 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3366 } 3367 } else { 3368 resPath = pkg.mScanPath; 3369 } 3370 codePath = pkg.mScanPath; 3371 // Set application objects path explicitly. 3372 setApplicationInfoPaths(pkg, codePath, resPath); 3373 // Note that we invoke the following method only if we are about to unpack an application 3374 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3375 | SCAN_UPDATE_SIGNATURE, currentTime, user); 3376 3377 /* 3378 * If the system app should be overridden by a previously installed 3379 * data, hide the system app now and let the /data/app scan pick it up 3380 * again. 3381 */ 3382 if (shouldHideSystemApp) { 3383 synchronized (mPackages) { 3384 /* 3385 * We have to grant systems permissions before we hide, because 3386 * grantPermissions will assume the package update is trying to 3387 * expand its permissions. 3388 */ 3389 grantPermissionsLPw(pkg, true); 3390 mSettings.disableSystemPackageLPw(pkg.packageName); 3391 } 3392 } 3393 3394 return scannedPkg; 3395 } 3396 3397 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 3398 String destResPath) { 3399 pkg.mPath = pkg.mScanPath = destCodePath; 3400 pkg.applicationInfo.sourceDir = destCodePath; 3401 pkg.applicationInfo.publicSourceDir = destResPath; 3402 } 3403 3404 private static String fixProcessName(String defProcessName, 3405 String processName, int uid) { 3406 if (processName == null) { 3407 return defProcessName; 3408 } 3409 return processName; 3410 } 3411 3412 private boolean verifySignaturesLP(PackageSetting pkgSetting, 3413 PackageParser.Package pkg) { 3414 if (pkgSetting.signatures.mSignatures != null) { 3415 // Already existing package. Make sure signatures match 3416 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 3417 PackageManager.SIGNATURE_MATCH) { 3418 Slog.e(TAG, "Package " + pkg.packageName 3419 + " signatures do not match the previously installed version; ignoring!"); 3420 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 3421 return false; 3422 } 3423 } 3424 // Check for shared user signatures 3425 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 3426 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3427 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3428 Slog.e(TAG, "Package " + pkg.packageName 3429 + " has no signatures that match those in shared user " 3430 + pkgSetting.sharedUser.name + "; ignoring!"); 3431 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 3432 return false; 3433 } 3434 } 3435 return true; 3436 } 3437 3438 /** 3439 * Enforces that only the system UID or root's UID can call a method exposed 3440 * via Binder. 3441 * 3442 * @param message used as message if SecurityException is thrown 3443 * @throws SecurityException if the caller is not system or root 3444 */ 3445 private static final void enforceSystemOrRoot(String message) { 3446 final int uid = Binder.getCallingUid(); 3447 if (uid != Process.SYSTEM_UID && uid != 0) { 3448 throw new SecurityException(message); 3449 } 3450 } 3451 3452 public void performBootDexOpt() { 3453 ArrayList<PackageParser.Package> pkgs = null; 3454 synchronized (mPackages) { 3455 if (mDeferredDexOpt.size() > 0) { 3456 pkgs = new ArrayList<PackageParser.Package>(mDeferredDexOpt); 3457 mDeferredDexOpt.clear(); 3458 } 3459 } 3460 if (pkgs != null) { 3461 for (int i=0; i<pkgs.size(); i++) { 3462 if (!isFirstBoot()) { 3463 try { 3464 ActivityManagerNative.getDefault().showBootMessage( 3465 mContext.getResources().getString( 3466 com.android.internal.R.string.android_upgrading_apk, 3467 i+1, pkgs.size()), true); 3468 } catch (RemoteException e) { 3469 } 3470 } 3471 PackageParser.Package p = pkgs.get(i); 3472 synchronized (mInstallLock) { 3473 if (!p.mDidDexOpt) { 3474 performDexOptLI(p, false, false); 3475 } 3476 } 3477 } 3478 } 3479 } 3480 3481 public boolean performDexOpt(String packageName) { 3482 enforceSystemOrRoot("Only the system can request dexopt be performed"); 3483 3484 if (!mNoDexOpt) { 3485 return false; 3486 } 3487 3488 PackageParser.Package p; 3489 synchronized (mPackages) { 3490 p = mPackages.get(packageName); 3491 if (p == null || p.mDidDexOpt) { 3492 return false; 3493 } 3494 } 3495 synchronized (mInstallLock) { 3496 return performDexOptLI(p, false, false) == DEX_OPT_PERFORMED; 3497 } 3498 } 3499 3500 static final int DEX_OPT_SKIPPED = 0; 3501 static final int DEX_OPT_PERFORMED = 1; 3502 static final int DEX_OPT_DEFERRED = 2; 3503 static final int DEX_OPT_FAILED = -1; 3504 3505 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer) { 3506 boolean performed = false; 3507 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 3508 String path = pkg.mScanPath; 3509 int ret = 0; 3510 try { 3511 if (forceDex || dalvik.system.DexFile.isDexOptNeeded(path)) { 3512 if (!forceDex && defer) { 3513 mDeferredDexOpt.add(pkg); 3514 return DEX_OPT_DEFERRED; 3515 } else { 3516 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 3517 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3518 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg)); 3519 pkg.mDidDexOpt = true; 3520 performed = true; 3521 } 3522 } 3523 } catch (FileNotFoundException e) { 3524 Slog.w(TAG, "Apk not found for dexopt: " + path); 3525 ret = -1; 3526 } catch (IOException e) { 3527 Slog.w(TAG, "IOException reading apk: " + path, e); 3528 ret = -1; 3529 } catch (dalvik.system.StaleDexCacheError e) { 3530 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 3531 ret = -1; 3532 } catch (Exception e) { 3533 Slog.w(TAG, "Exception when doing dexopt : ", e); 3534 ret = -1; 3535 } 3536 if (ret < 0) { 3537 //error from installer 3538 return DEX_OPT_FAILED; 3539 } 3540 } 3541 3542 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 3543 } 3544 3545 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 3546 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 3547 Slog.w(TAG, "Unable to update from " + oldPkg.name 3548 + " to " + newPkg.packageName 3549 + ": old package not in system partition"); 3550 return false; 3551 } else if (mPackages.get(oldPkg.name) != null) { 3552 Slog.w(TAG, "Unable to update from " + oldPkg.name 3553 + " to " + newPkg.packageName 3554 + ": old package still exists"); 3555 return false; 3556 } 3557 return true; 3558 } 3559 3560 File getDataPathForUser(int userId) { 3561 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 3562 } 3563 3564 private File getDataPathForPackage(String packageName, int userId) { 3565 /* 3566 * Until we fully support multiple users, return the directory we 3567 * previously would have. The PackageManagerTests will need to be 3568 * revised when this is changed back.. 3569 */ 3570 if (userId == 0) { 3571 return new File(mAppDataDir, packageName); 3572 } else { 3573 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 3574 + File.separator + packageName); 3575 } 3576 } 3577 3578 private int createDataDirsLI(String packageName, int uid) { 3579 int[] users = sUserManager.getUserIds(); 3580 int res = mInstaller.install(packageName, uid, uid); 3581 if (res < 0) { 3582 return res; 3583 } 3584 for (int user : users) { 3585 if (user != 0) { 3586 res = mInstaller.createUserData(packageName, 3587 UserHandle.getUid(user, uid), user); 3588 if (res < 0) { 3589 return res; 3590 } 3591 } 3592 } 3593 return res; 3594 } 3595 3596 private int removeDataDirsLI(String packageName) { 3597 int[] users = sUserManager.getUserIds(); 3598 int res = 0; 3599 for (int user : users) { 3600 int resInner = mInstaller.remove(packageName, user); 3601 if (resInner < 0) { 3602 res = resInner; 3603 } 3604 } 3605 3606 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 3607 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 3608 if (!nativeLibraryFile.delete()) { 3609 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 3610 } 3611 3612 return res; 3613 } 3614 3615 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 3616 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3617 File scanFile = new File(pkg.mScanPath); 3618 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 3619 pkg.applicationInfo.publicSourceDir == null) { 3620 // Bail out. The resource and code paths haven't been set. 3621 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 3622 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 3623 return null; 3624 } 3625 mScanningPath = scanFile; 3626 3627 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3628 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 3629 } 3630 3631 if (pkg.packageName.equals("android")) { 3632 synchronized (mPackages) { 3633 if (mAndroidApplication != null) { 3634 Slog.w(TAG, "*************************************************"); 3635 Slog.w(TAG, "Core android package being redefined. Skipping."); 3636 Slog.w(TAG, " file=" + mScanningPath); 3637 Slog.w(TAG, "*************************************************"); 3638 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3639 return null; 3640 } 3641 3642 // Set up information for our fall-back user intent resolution 3643 // activity. 3644 mPlatformPackage = pkg; 3645 pkg.mVersionCode = mSdkVersion; 3646 mAndroidApplication = pkg.applicationInfo; 3647 mResolveActivity.applicationInfo = mAndroidApplication; 3648 mResolveActivity.name = ResolverActivity.class.getName(); 3649 mResolveActivity.packageName = mAndroidApplication.packageName; 3650 mResolveActivity.processName = "system:ui"; 3651 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 3652 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 3653 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 3654 mResolveActivity.exported = true; 3655 mResolveActivity.enabled = true; 3656 mResolveInfo.activityInfo = mResolveActivity; 3657 mResolveInfo.priority = 0; 3658 mResolveInfo.preferredOrder = 0; 3659 mResolveInfo.match = 0; 3660 mResolveComponentName = new ComponentName( 3661 mAndroidApplication.packageName, mResolveActivity.name); 3662 } 3663 } 3664 3665 if (DEBUG_PACKAGE_SCANNING) { 3666 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3667 Log.d(TAG, "Scanning package " + pkg.packageName); 3668 } 3669 3670 if (mPackages.containsKey(pkg.packageName) 3671 || mSharedLibraries.containsKey(pkg.packageName)) { 3672 Slog.w(TAG, "Application package " + pkg.packageName 3673 + " already installed. Skipping duplicate."); 3674 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3675 return null; 3676 } 3677 3678 // Initialize package source and resource directories 3679 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 3680 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 3681 3682 SharedUserSetting suid = null; 3683 PackageSetting pkgSetting = null; 3684 3685 if (!isSystemApp(pkg)) { 3686 // Only system apps can use these features. 3687 pkg.mOriginalPackages = null; 3688 pkg.mRealPackage = null; 3689 pkg.mAdoptPermissions = null; 3690 } 3691 3692 // writer 3693 synchronized (mPackages) { 3694 // Check all shared libraries and map to their actual file path. 3695 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 3696 if (mTmpSharedLibraries == null || 3697 mTmpSharedLibraries.length < mSharedLibraries.size()) { 3698 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 3699 } 3700 int num = 0; 3701 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 3702 for (int i=0; i<N; i++) { 3703 final String file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 3704 if (file == null) { 3705 Slog.e(TAG, "Package " + pkg.packageName 3706 + " requires unavailable shared library " 3707 + pkg.usesLibraries.get(i) + "; failing!"); 3708 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 3709 return null; 3710 } 3711 mTmpSharedLibraries[num] = file; 3712 num++; 3713 } 3714 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 3715 for (int i=0; i<N; i++) { 3716 final String file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 3717 if (file == null) { 3718 Slog.w(TAG, "Package " + pkg.packageName 3719 + " desires unavailable shared library " 3720 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 3721 } else { 3722 mTmpSharedLibraries[num] = file; 3723 num++; 3724 } 3725 } 3726 if (num > 0) { 3727 pkg.usesLibraryFiles = new String[num]; 3728 System.arraycopy(mTmpSharedLibraries, 0, 3729 pkg.usesLibraryFiles, 0, num); 3730 } 3731 } 3732 3733 if (pkg.mSharedUserId != null) { 3734 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 3735 pkg.applicationInfo.flags, true); 3736 if (suid == null) { 3737 Slog.w(TAG, "Creating application package " + pkg.packageName 3738 + " for shared user failed"); 3739 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3740 return null; 3741 } 3742 if (DEBUG_PACKAGE_SCANNING) { 3743 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3744 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 3745 + "): packages=" + suid.packages); 3746 } 3747 } 3748 3749 // Check if we are renaming from an original package name. 3750 PackageSetting origPackage = null; 3751 String realName = null; 3752 if (pkg.mOriginalPackages != null) { 3753 // This package may need to be renamed to a previously 3754 // installed name. Let's check on that... 3755 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 3756 if (pkg.mOriginalPackages.contains(renamed)) { 3757 // This package had originally been installed as the 3758 // original name, and we have already taken care of 3759 // transitioning to the new one. Just update the new 3760 // one to continue using the old name. 3761 realName = pkg.mRealPackage; 3762 if (!pkg.packageName.equals(renamed)) { 3763 // Callers into this function may have already taken 3764 // care of renaming the package; only do it here if 3765 // it is not already done. 3766 pkg.setPackageName(renamed); 3767 } 3768 3769 } else { 3770 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 3771 if ((origPackage = mSettings.peekPackageLPr( 3772 pkg.mOriginalPackages.get(i))) != null) { 3773 // We do have the package already installed under its 3774 // original name... should we use it? 3775 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 3776 // New package is not compatible with original. 3777 origPackage = null; 3778 continue; 3779 } else if (origPackage.sharedUser != null) { 3780 // Make sure uid is compatible between packages. 3781 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 3782 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 3783 + " to " + pkg.packageName + ": old uid " 3784 + origPackage.sharedUser.name 3785 + " differs from " + pkg.mSharedUserId); 3786 origPackage = null; 3787 continue; 3788 } 3789 } else { 3790 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 3791 + pkg.packageName + " to old name " + origPackage.name); 3792 } 3793 break; 3794 } 3795 } 3796 } 3797 } 3798 3799 if (mTransferedPackages.contains(pkg.packageName)) { 3800 Slog.w(TAG, "Package " + pkg.packageName 3801 + " was transferred to another, but its .apk remains"); 3802 } 3803 3804 // Just create the setting, don't add it yet. For already existing packages 3805 // the PkgSetting exists already and doesn't have to be created. 3806 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 3807 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 3808 pkg.applicationInfo.flags, user, false); 3809 if (pkgSetting == null) { 3810 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 3811 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3812 return null; 3813 } 3814 3815 if (pkgSetting.origPackage != null) { 3816 // If we are first transitioning from an original package, 3817 // fix up the new package's name now. We need to do this after 3818 // looking up the package under its new name, so getPackageLP 3819 // can take care of fiddling things correctly. 3820 pkg.setPackageName(origPackage.name); 3821 3822 // File a report about this. 3823 String msg = "New package " + pkgSetting.realName 3824 + " renamed to replace old package " + pkgSetting.name; 3825 reportSettingsProblem(Log.WARN, msg); 3826 3827 // Make a note of it. 3828 mTransferedPackages.add(origPackage.name); 3829 3830 // No longer need to retain this. 3831 pkgSetting.origPackage = null; 3832 } 3833 3834 if (realName != null) { 3835 // Make a note of it. 3836 mTransferedPackages.add(pkg.packageName); 3837 } 3838 3839 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 3840 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 3841 } 3842 3843 pkg.applicationInfo.uid = pkgSetting.appId; 3844 pkg.mExtras = pkgSetting; 3845 3846 if (!verifySignaturesLP(pkgSetting, pkg)) { 3847 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3848 return null; 3849 } 3850 // The signature has changed, but this package is in the system 3851 // image... let's recover! 3852 pkgSetting.signatures.mSignatures = pkg.mSignatures; 3853 // However... if this package is part of a shared user, but it 3854 // doesn't match the signature of the shared user, let's fail. 3855 // What this means is that you can't change the signatures 3856 // associated with an overall shared user, which doesn't seem all 3857 // that unreasonable. 3858 if (pkgSetting.sharedUser != null) { 3859 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3860 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3861 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 3862 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 3863 return null; 3864 } 3865 } 3866 // File a report about this. 3867 String msg = "System package " + pkg.packageName 3868 + " signature changed; retaining data."; 3869 reportSettingsProblem(Log.WARN, msg); 3870 } 3871 3872 // Verify that this new package doesn't have any content providers 3873 // that conflict with existing packages. Only do this if the 3874 // package isn't already installed, since we don't want to break 3875 // things that are installed. 3876 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 3877 final int N = pkg.providers.size(); 3878 int i; 3879 for (i=0; i<N; i++) { 3880 PackageParser.Provider p = pkg.providers.get(i); 3881 if (p.info.authority != null) { 3882 String names[] = p.info.authority.split(";"); 3883 for (int j = 0; j < names.length; j++) { 3884 if (mProviders.containsKey(names[j])) { 3885 PackageParser.Provider other = mProviders.get(names[j]); 3886 Slog.w(TAG, "Can't install because provider name " + names[j] + 3887 " (in package " + pkg.applicationInfo.packageName + 3888 ") is already used by " 3889 + ((other != null && other.getComponentName() != null) 3890 ? other.getComponentName().getPackageName() : "?")); 3891 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 3892 return null; 3893 } 3894 } 3895 } 3896 } 3897 } 3898 3899 if (pkg.mAdoptPermissions != null) { 3900 // This package wants to adopt ownership of permissions from 3901 // another package. 3902 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 3903 final String origName = pkg.mAdoptPermissions.get(i); 3904 final PackageSetting orig = mSettings.peekPackageLPr(origName); 3905 if (orig != null) { 3906 if (verifyPackageUpdateLPr(orig, pkg)) { 3907 Slog.i(TAG, "Adopting permissions from " + origName + " to " 3908 + pkg.packageName); 3909 mSettings.transferPermissionsLPw(origName, pkg.packageName); 3910 } 3911 } 3912 } 3913 } 3914 } 3915 3916 final String pkgName = pkg.packageName; 3917 3918 final long scanFileTime = scanFile.lastModified(); 3919 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 3920 pkg.applicationInfo.processName = fixProcessName( 3921 pkg.applicationInfo.packageName, 3922 pkg.applicationInfo.processName, 3923 pkg.applicationInfo.uid); 3924 3925 File dataPath; 3926 if (mPlatformPackage == pkg) { 3927 // The system package is special. 3928 dataPath = new File (Environment.getDataDirectory(), "system"); 3929 pkg.applicationInfo.dataDir = dataPath.getPath(); 3930 } else { 3931 // This is a normal package, need to make its data directory. 3932 dataPath = getDataPathForPackage(pkg.packageName, 0); 3933 3934 boolean uidError = false; 3935 3936 if (dataPath.exists()) { 3937 int currentUid = 0; 3938 try { 3939 StructStat stat = Libcore.os.stat(dataPath.getPath()); 3940 currentUid = stat.st_uid; 3941 } catch (ErrnoException e) { 3942 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 3943 } 3944 3945 // If we have mismatched owners for the data path, we have a problem. 3946 if (currentUid != pkg.applicationInfo.uid) { 3947 boolean recovered = false; 3948 if (currentUid == 0) { 3949 // The directory somehow became owned by root. Wow. 3950 // This is probably because the system was stopped while 3951 // installd was in the middle of messing with its libs 3952 // directory. Ask installd to fix that. 3953 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 3954 pkg.applicationInfo.uid); 3955 if (ret >= 0) { 3956 recovered = true; 3957 String msg = "Package " + pkg.packageName 3958 + " unexpectedly changed to uid 0; recovered to " + 3959 + pkg.applicationInfo.uid; 3960 reportSettingsProblem(Log.WARN, msg); 3961 } 3962 } 3963 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3964 || (scanMode&SCAN_BOOTING) != 0)) { 3965 // If this is a system app, we can at least delete its 3966 // current data so the application will still work. 3967 int ret = removeDataDirsLI(pkgName); 3968 if (ret >= 0) { 3969 // TODO: Kill the processes first 3970 // Old data gone! 3971 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3972 ? "System package " : "Third party package "; 3973 String msg = prefix + pkg.packageName 3974 + " has changed from uid: " 3975 + currentUid + " to " 3976 + pkg.applicationInfo.uid + "; old data erased"; 3977 reportSettingsProblem(Log.WARN, msg); 3978 recovered = true; 3979 3980 // And now re-install the app. 3981 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 3982 if (ret == -1) { 3983 // Ack should not happen! 3984 msg = prefix + pkg.packageName 3985 + " could not have data directory re-created after delete."; 3986 reportSettingsProblem(Log.WARN, msg); 3987 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3988 return null; 3989 } 3990 } 3991 if (!recovered) { 3992 mHasSystemUidErrors = true; 3993 } 3994 } else if (!recovered) { 3995 // If we allow this install to proceed, we will be broken. 3996 // Abort, abort! 3997 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 3998 return null; 3999 } 4000 if (!recovered) { 4001 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4002 + pkg.applicationInfo.uid + "/fs_" 4003 + currentUid; 4004 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4005 String msg = "Package " + pkg.packageName 4006 + " has mismatched uid: " 4007 + currentUid + " on disk, " 4008 + pkg.applicationInfo.uid + " in settings"; 4009 // writer 4010 synchronized (mPackages) { 4011 mSettings.mReadMessages.append(msg); 4012 mSettings.mReadMessages.append('\n'); 4013 uidError = true; 4014 if (!pkgSetting.uidError) { 4015 reportSettingsProblem(Log.ERROR, msg); 4016 } 4017 } 4018 } 4019 } 4020 pkg.applicationInfo.dataDir = dataPath.getPath(); 4021 } else { 4022 if (DEBUG_PACKAGE_SCANNING) { 4023 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4024 Log.v(TAG, "Want this data dir: " + dataPath); 4025 } 4026 //invoke installer to do the actual installation 4027 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 4028 if (ret < 0) { 4029 // Error from installer 4030 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4031 return null; 4032 } 4033 4034 if (dataPath.exists()) { 4035 pkg.applicationInfo.dataDir = dataPath.getPath(); 4036 } else { 4037 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4038 pkg.applicationInfo.dataDir = null; 4039 } 4040 } 4041 4042 /* 4043 * Set the data dir to the default "/data/data/<package name>/lib" 4044 * if we got here without anyone telling us different (e.g., apps 4045 * stored on SD card have their native libraries stored in the ASEC 4046 * container with the APK). 4047 * 4048 * This happens during an upgrade from a package settings file that 4049 * doesn't have a native library path attribute at all. 4050 */ 4051 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4052 if (pkgSetting.nativeLibraryPathString == null) { 4053 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4054 } else { 4055 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4056 } 4057 } 4058 4059 pkgSetting.uidError = uidError; 4060 } 4061 4062 String path = scanFile.getPath(); 4063 /* Note: We don't want to unpack the native binaries for 4064 * system applications, unless they have been updated 4065 * (the binaries are already under /system/lib). 4066 * Also, don't unpack libs for apps on the external card 4067 * since they should have their libraries in the ASEC 4068 * container already. 4069 * 4070 * In other words, we're going to unpack the binaries 4071 * only for non-system apps and system app upgrades. 4072 */ 4073 if (pkg.applicationInfo.nativeLibraryDir != null) { 4074 try { 4075 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4076 final String dataPathString = dataPath.getCanonicalPath(); 4077 4078 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4079 /* 4080 * Upgrading from a previous version of the OS sometimes 4081 * leaves native libraries in the /data/data/<app>/lib 4082 * directory for system apps even when they shouldn't be. 4083 * Recent changes in the JNI library search path 4084 * necessitates we remove those to match previous behavior. 4085 */ 4086 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4087 Log.i(TAG, "removed obsolete native libraries for system package " 4088 + path); 4089 } 4090 } else if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4091 // Update native library dir if it starts with /data/data 4092 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4093 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4094 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4095 } 4096 4097 try { 4098 if (copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir) != PackageManager.INSTALL_SUCCEEDED) { 4099 Slog.e(TAG, "Unable to copy native libraries"); 4100 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4101 return null; 4102 } 4103 } catch (IOException e) { 4104 Slog.e(TAG, "Unable to copy native libraries", e); 4105 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4106 return null; 4107 } 4108 4109 if (mInstaller.linkNativeLibraryDirectory(dataPathString, 4110 pkg.applicationInfo.nativeLibraryDir) == -1) { 4111 Slog.e(TAG, "Unable to link native library directory"); 4112 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4113 return null; 4114 } 4115 } else { 4116 Slog.i(TAG, "Linking native library dir for " + path); 4117 int ret = mInstaller.linkNativeLibraryDirectory(dataPathString, 4118 pkg.applicationInfo.nativeLibraryDir); 4119 if (ret < 0) { 4120 Slog.w(TAG, "Failed linking native library dir for " + path); 4121 mLastScanError = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 4122 return null; 4123 } 4124 } 4125 } catch (IOException ioe) { 4126 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4127 } 4128 } 4129 pkg.mScanPath = path; 4130 4131 if ((scanMode&SCAN_NO_DEX) == 0) { 4132 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0) 4133 == DEX_OPT_FAILED) { 4134 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4135 return null; 4136 } 4137 } 4138 4139 if (mFactoryTest && pkg.requestedPermissions.contains( 4140 android.Manifest.permission.FACTORY_TEST)) { 4141 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4142 } 4143 4144 // Request the ActivityManager to kill the process(only for existing packages) 4145 // so that we do not end up in a confused state while the user is still using the older 4146 // version of the application while the new one gets installed. 4147 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 4148 killApplication(pkg.applicationInfo.packageName, 4149 pkg.applicationInfo.uid); 4150 } 4151 4152 // writer 4153 synchronized (mPackages) { 4154 // We don't expect installation to fail beyond this point, 4155 if ((scanMode&SCAN_MONITOR) != 0) { 4156 mAppDirs.put(pkg.mPath, pkg); 4157 } 4158 // Add the new setting to mSettings 4159 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 4160 // Add the new setting to mPackages 4161 mPackages.put(pkg.applicationInfo.packageName, pkg); 4162 // Make sure we don't accidentally delete its data. 4163 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 4164 while (iter.hasNext()) { 4165 PackageCleanItem item = iter.next(); 4166 if (pkgName.equals(item.packageName)) { 4167 iter.remove(); 4168 } 4169 } 4170 4171 // Take care of first install / last update times. 4172 if (currentTime != 0) { 4173 if (pkgSetting.firstInstallTime == 0) { 4174 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 4175 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 4176 pkgSetting.lastUpdateTime = currentTime; 4177 } 4178 } else if (pkgSetting.firstInstallTime == 0) { 4179 // We need *something*. Take time time stamp of the file. 4180 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 4181 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 4182 if (scanFileTime != pkgSetting.timeStamp) { 4183 // A package on the system image has changed; consider this 4184 // to be an update. 4185 pkgSetting.lastUpdateTime = scanFileTime; 4186 } 4187 } 4188 4189 int N = pkg.providers.size(); 4190 StringBuilder r = null; 4191 int i; 4192 for (i=0; i<N; i++) { 4193 PackageParser.Provider p = pkg.providers.get(i); 4194 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 4195 p.info.processName, pkg.applicationInfo.uid); 4196 mProvidersByComponent.put(new ComponentName(p.info.packageName, 4197 p.info.name), p); 4198 p.syncable = p.info.isSyncable; 4199 if (p.info.authority != null) { 4200 String names[] = p.info.authority.split(";"); 4201 p.info.authority = null; 4202 for (int j = 0; j < names.length; j++) { 4203 if (j == 1 && p.syncable) { 4204 // We only want the first authority for a provider to possibly be 4205 // syncable, so if we already added this provider using a different 4206 // authority clear the syncable flag. We copy the provider before 4207 // changing it because the mProviders object contains a reference 4208 // to a provider that we don't want to change. 4209 // Only do this for the second authority since the resulting provider 4210 // object can be the same for all future authorities for this provider. 4211 p = new PackageParser.Provider(p); 4212 p.syncable = false; 4213 } 4214 if (!mProviders.containsKey(names[j])) { 4215 mProviders.put(names[j], p); 4216 if (p.info.authority == null) { 4217 p.info.authority = names[j]; 4218 } else { 4219 p.info.authority = p.info.authority + ";" + names[j]; 4220 } 4221 if (DEBUG_PACKAGE_SCANNING) { 4222 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4223 Log.d(TAG, "Registered content provider: " + names[j] 4224 + ", className = " + p.info.name + ", isSyncable = " 4225 + p.info.isSyncable); 4226 } 4227 } else { 4228 PackageParser.Provider other = mProviders.get(names[j]); 4229 Slog.w(TAG, "Skipping provider name " + names[j] + 4230 " (in package " + pkg.applicationInfo.packageName + 4231 "): name already used by " 4232 + ((other != null && other.getComponentName() != null) 4233 ? other.getComponentName().getPackageName() : "?")); 4234 } 4235 } 4236 } 4237 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4238 if (r == null) { 4239 r = new StringBuilder(256); 4240 } else { 4241 r.append(' '); 4242 } 4243 r.append(p.info.name); 4244 } 4245 } 4246 if (r != null) { 4247 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 4248 } 4249 4250 N = pkg.services.size(); 4251 r = null; 4252 for (i=0; i<N; i++) { 4253 PackageParser.Service s = pkg.services.get(i); 4254 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 4255 s.info.processName, pkg.applicationInfo.uid); 4256 mServices.addService(s); 4257 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4258 if (r == null) { 4259 r = new StringBuilder(256); 4260 } else { 4261 r.append(' '); 4262 } 4263 r.append(s.info.name); 4264 } 4265 } 4266 if (r != null) { 4267 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 4268 } 4269 4270 N = pkg.receivers.size(); 4271 r = null; 4272 for (i=0; i<N; i++) { 4273 PackageParser.Activity a = pkg.receivers.get(i); 4274 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4275 a.info.processName, pkg.applicationInfo.uid); 4276 mReceivers.addActivity(a, "receiver"); 4277 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4278 if (r == null) { 4279 r = new StringBuilder(256); 4280 } else { 4281 r.append(' '); 4282 } 4283 r.append(a.info.name); 4284 } 4285 } 4286 if (r != null) { 4287 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 4288 } 4289 4290 N = pkg.activities.size(); 4291 r = null; 4292 for (i=0; i<N; i++) { 4293 PackageParser.Activity a = pkg.activities.get(i); 4294 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4295 a.info.processName, pkg.applicationInfo.uid); 4296 mActivities.addActivity(a, "activity"); 4297 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4298 if (r == null) { 4299 r = new StringBuilder(256); 4300 } else { 4301 r.append(' '); 4302 } 4303 r.append(a.info.name); 4304 } 4305 } 4306 if (r != null) { 4307 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 4308 } 4309 4310 N = pkg.permissionGroups.size(); 4311 r = null; 4312 for (i=0; i<N; i++) { 4313 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 4314 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 4315 if (cur == null) { 4316 mPermissionGroups.put(pg.info.name, pg); 4317 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4318 if (r == null) { 4319 r = new StringBuilder(256); 4320 } else { 4321 r.append(' '); 4322 } 4323 r.append(pg.info.name); 4324 } 4325 } else { 4326 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 4327 + pg.info.packageName + " ignored: original from " 4328 + cur.info.packageName); 4329 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4330 if (r == null) { 4331 r = new StringBuilder(256); 4332 } else { 4333 r.append(' '); 4334 } 4335 r.append("DUP:"); 4336 r.append(pg.info.name); 4337 } 4338 } 4339 } 4340 if (r != null) { 4341 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 4342 } 4343 4344 N = pkg.permissions.size(); 4345 r = null; 4346 for (i=0; i<N; i++) { 4347 PackageParser.Permission p = pkg.permissions.get(i); 4348 HashMap<String, BasePermission> permissionMap = 4349 p.tree ? mSettings.mPermissionTrees 4350 : mSettings.mPermissions; 4351 p.group = mPermissionGroups.get(p.info.group); 4352 if (p.info.group == null || p.group != null) { 4353 BasePermission bp = permissionMap.get(p.info.name); 4354 if (bp == null) { 4355 bp = new BasePermission(p.info.name, p.info.packageName, 4356 BasePermission.TYPE_NORMAL); 4357 permissionMap.put(p.info.name, bp); 4358 } 4359 if (bp.perm == null) { 4360 if (bp.sourcePackage == null 4361 || bp.sourcePackage.equals(p.info.packageName)) { 4362 BasePermission tree = findPermissionTreeLP(p.info.name); 4363 if (tree == null 4364 || tree.sourcePackage.equals(p.info.packageName)) { 4365 bp.packageSetting = pkgSetting; 4366 bp.perm = p; 4367 bp.uid = pkg.applicationInfo.uid; 4368 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4369 if (r == null) { 4370 r = new StringBuilder(256); 4371 } else { 4372 r.append(' '); 4373 } 4374 r.append(p.info.name); 4375 } 4376 } else { 4377 Slog.w(TAG, "Permission " + p.info.name + " from package " 4378 + p.info.packageName + " ignored: base tree " 4379 + tree.name + " is from package " 4380 + tree.sourcePackage); 4381 } 4382 } else { 4383 Slog.w(TAG, "Permission " + p.info.name + " from package " 4384 + p.info.packageName + " ignored: original from " 4385 + bp.sourcePackage); 4386 } 4387 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4388 if (r == null) { 4389 r = new StringBuilder(256); 4390 } else { 4391 r.append(' '); 4392 } 4393 r.append("DUP:"); 4394 r.append(p.info.name); 4395 } 4396 if (bp.perm == p) { 4397 bp.protectionLevel = p.info.protectionLevel; 4398 } 4399 } else { 4400 Slog.w(TAG, "Permission " + p.info.name + " from package " 4401 + p.info.packageName + " ignored: no group " 4402 + p.group); 4403 } 4404 } 4405 if (r != null) { 4406 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 4407 } 4408 4409 N = pkg.instrumentation.size(); 4410 r = null; 4411 for (i=0; i<N; i++) { 4412 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4413 a.info.packageName = pkg.applicationInfo.packageName; 4414 a.info.sourceDir = pkg.applicationInfo.sourceDir; 4415 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 4416 a.info.dataDir = pkg.applicationInfo.dataDir; 4417 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 4418 mInstrumentation.put(a.getComponentName(), a); 4419 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4420 if (r == null) { 4421 r = new StringBuilder(256); 4422 } else { 4423 r.append(' '); 4424 } 4425 r.append(a.info.name); 4426 } 4427 } 4428 if (r != null) { 4429 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 4430 } 4431 4432 if (pkg.protectedBroadcasts != null) { 4433 N = pkg.protectedBroadcasts.size(); 4434 for (i=0; i<N; i++) { 4435 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 4436 } 4437 } 4438 4439 pkgSetting.setTimeStamp(scanFileTime); 4440 } 4441 4442 return pkg; 4443 } 4444 4445 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 4446 PackageSetting pkgSetting) { 4447 final String apkLibPath = getApkName(pkgSetting.codePathString); 4448 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 4449 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 4450 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 4451 } 4452 4453 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 4454 throws IOException { 4455 if (!nativeLibraryDir.isDirectory()) { 4456 nativeLibraryDir.delete(); 4457 4458 if (!nativeLibraryDir.mkdir()) { 4459 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 4460 } 4461 4462 try { 4463 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 4464 | S_IXOTH); 4465 } catch (ErrnoException e) { 4466 throw new IOException("Cannot chmod native library directory " 4467 + nativeLibraryDir.getPath(), e); 4468 } 4469 } else if (!SELinux.restorecon(nativeLibraryDir)) { 4470 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 4471 } 4472 4473 /* 4474 * If this is an internal application or our nativeLibraryPath points to 4475 * the app-lib directory, unpack the libraries if necessary. 4476 */ 4477 return NativeLibraryHelper.copyNativeBinariesIfNeededLI(scanFile, nativeLibraryDir); 4478 } 4479 4480 private void killApplication(String pkgName, int appId) { 4481 // Request the ActivityManager to kill the process(only for existing packages) 4482 // so that we do not end up in a confused state while the user is still using the older 4483 // version of the application while the new one gets installed. 4484 IActivityManager am = ActivityManagerNative.getDefault(); 4485 if (am != null) { 4486 try { 4487 am.killApplicationWithAppId(pkgName, appId); 4488 } catch (RemoteException e) { 4489 } 4490 } 4491 } 4492 4493 void removePackageLI(PackageSetting ps, boolean chatty) { 4494 if (DEBUG_INSTALL) { 4495 if (chatty) 4496 Log.d(TAG, "Removing package " + ps.name); 4497 } 4498 4499 // writer 4500 synchronized (mPackages) { 4501 mPackages.remove(ps.name); 4502 if (ps.codePathString != null) { 4503 mAppDirs.remove(ps.codePathString); 4504 } 4505 4506 final PackageParser.Package pkg = ps.pkg; 4507 if (pkg != null) { 4508 cleanPackageDataStructuresLILPw(pkg, chatty); 4509 } 4510 } 4511 } 4512 4513 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 4514 if (DEBUG_INSTALL) { 4515 if (chatty) 4516 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 4517 } 4518 4519 // writer 4520 synchronized (mPackages) { 4521 mPackages.remove(pkg.applicationInfo.packageName); 4522 if (pkg.mPath != null) { 4523 mAppDirs.remove(pkg.mPath); 4524 } 4525 cleanPackageDataStructuresLILPw(pkg, chatty); 4526 } 4527 } 4528 4529 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 4530 int N = pkg.providers.size(); 4531 StringBuilder r = null; 4532 int i; 4533 for (i=0; i<N; i++) { 4534 PackageParser.Provider p = pkg.providers.get(i); 4535 mProvidersByComponent.remove(new ComponentName(p.info.packageName, 4536 p.info.name)); 4537 if (p.info.authority == null) { 4538 4539 /* There was another ContentProvider with this authority when 4540 * this app was installed so this authority is null, 4541 * Ignore it as we don't have to unregister the provider. 4542 */ 4543 continue; 4544 } 4545 String names[] = p.info.authority.split(";"); 4546 for (int j = 0; j < names.length; j++) { 4547 if (mProviders.get(names[j]) == p) { 4548 mProviders.remove(names[j]); 4549 if (DEBUG_REMOVE) { 4550 if (chatty) 4551 Log.d(TAG, "Unregistered content provider: " + names[j] 4552 + ", className = " + p.info.name + ", isSyncable = " 4553 + p.info.isSyncable); 4554 } 4555 } 4556 } 4557 if (chatty) { 4558 if (r == null) { 4559 r = new StringBuilder(256); 4560 } else { 4561 r.append(' '); 4562 } 4563 r.append(p.info.name); 4564 } 4565 } 4566 if (r != null) { 4567 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 4568 } 4569 4570 N = pkg.services.size(); 4571 r = null; 4572 for (i=0; i<N; i++) { 4573 PackageParser.Service s = pkg.services.get(i); 4574 mServices.removeService(s); 4575 if (chatty) { 4576 if (r == null) { 4577 r = new StringBuilder(256); 4578 } else { 4579 r.append(' '); 4580 } 4581 r.append(s.info.name); 4582 } 4583 } 4584 if (r != null) { 4585 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 4586 } 4587 4588 N = pkg.receivers.size(); 4589 r = null; 4590 for (i=0; i<N; i++) { 4591 PackageParser.Activity a = pkg.receivers.get(i); 4592 mReceivers.removeActivity(a, "receiver"); 4593 if (chatty) { 4594 if (r == null) { 4595 r = new StringBuilder(256); 4596 } else { 4597 r.append(' '); 4598 } 4599 r.append(a.info.name); 4600 } 4601 } 4602 if (r != null) { 4603 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 4604 } 4605 4606 N = pkg.activities.size(); 4607 r = null; 4608 for (i=0; i<N; i++) { 4609 PackageParser.Activity a = pkg.activities.get(i); 4610 mActivities.removeActivity(a, "activity"); 4611 if (chatty) { 4612 if (r == null) { 4613 r = new StringBuilder(256); 4614 } else { 4615 r.append(' '); 4616 } 4617 r.append(a.info.name); 4618 } 4619 } 4620 if (r != null) { 4621 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 4622 } 4623 4624 N = pkg.permissions.size(); 4625 r = null; 4626 for (i=0; i<N; i++) { 4627 PackageParser.Permission p = pkg.permissions.get(i); 4628 BasePermission bp = mSettings.mPermissions.get(p.info.name); 4629 if (bp == null) { 4630 bp = mSettings.mPermissionTrees.get(p.info.name); 4631 } 4632 if (bp != null && bp.perm == p) { 4633 bp.perm = null; 4634 if (chatty) { 4635 if (r == null) { 4636 r = new StringBuilder(256); 4637 } else { 4638 r.append(' '); 4639 } 4640 r.append(p.info.name); 4641 } 4642 } 4643 } 4644 if (r != null) { 4645 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 4646 } 4647 4648 N = pkg.instrumentation.size(); 4649 r = null; 4650 for (i=0; i<N; i++) { 4651 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4652 mInstrumentation.remove(a.getComponentName()); 4653 if (chatty) { 4654 if (r == null) { 4655 r = new StringBuilder(256); 4656 } else { 4657 r.append(' '); 4658 } 4659 r.append(a.info.name); 4660 } 4661 } 4662 if (r != null) { 4663 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 4664 } 4665 } 4666 4667 private static final boolean isPackageFilename(String name) { 4668 return name != null && name.endsWith(".apk"); 4669 } 4670 4671 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 4672 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 4673 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 4674 return true; 4675 } 4676 } 4677 return false; 4678 } 4679 4680 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 4681 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 4682 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 4683 4684 private void updatePermissionsLPw(String changingPkg, 4685 PackageParser.Package pkgInfo, int flags) { 4686 // Make sure there are no dangling permission trees. 4687 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 4688 while (it.hasNext()) { 4689 final BasePermission bp = it.next(); 4690 if (bp.packageSetting == null) { 4691 // We may not yet have parsed the package, so just see if 4692 // we still know about its settings. 4693 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4694 } 4695 if (bp.packageSetting == null) { 4696 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 4697 + " from package " + bp.sourcePackage); 4698 it.remove(); 4699 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4700 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4701 Slog.i(TAG, "Removing old permission tree: " + bp.name 4702 + " from package " + bp.sourcePackage); 4703 flags |= UPDATE_PERMISSIONS_ALL; 4704 it.remove(); 4705 } 4706 } 4707 } 4708 4709 // Make sure all dynamic permissions have been assigned to a package, 4710 // and make sure there are no dangling permissions. 4711 it = mSettings.mPermissions.values().iterator(); 4712 while (it.hasNext()) { 4713 final BasePermission bp = it.next(); 4714 if (bp.type == BasePermission.TYPE_DYNAMIC) { 4715 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 4716 + bp.name + " pkg=" + bp.sourcePackage 4717 + " info=" + bp.pendingInfo); 4718 if (bp.packageSetting == null && bp.pendingInfo != null) { 4719 final BasePermission tree = findPermissionTreeLP(bp.name); 4720 if (tree != null && tree.perm != null) { 4721 bp.packageSetting = tree.packageSetting; 4722 bp.perm = new PackageParser.Permission(tree.perm.owner, 4723 new PermissionInfo(bp.pendingInfo)); 4724 bp.perm.info.packageName = tree.perm.info.packageName; 4725 bp.perm.info.name = bp.name; 4726 bp.uid = tree.uid; 4727 } 4728 } 4729 } 4730 if (bp.packageSetting == null) { 4731 // We may not yet have parsed the package, so just see if 4732 // we still know about its settings. 4733 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4734 } 4735 if (bp.packageSetting == null) { 4736 Slog.w(TAG, "Removing dangling permission: " + bp.name 4737 + " from package " + bp.sourcePackage); 4738 it.remove(); 4739 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4740 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4741 Slog.i(TAG, "Removing old permission: " + bp.name 4742 + " from package " + bp.sourcePackage); 4743 flags |= UPDATE_PERMISSIONS_ALL; 4744 it.remove(); 4745 } 4746 } 4747 } 4748 4749 // Now update the permissions for all packages, in particular 4750 // replace the granted permissions of the system packages. 4751 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 4752 for (PackageParser.Package pkg : mPackages.values()) { 4753 if (pkg != pkgInfo) { 4754 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 4755 } 4756 } 4757 } 4758 4759 if (pkgInfo != null) { 4760 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 4761 } 4762 } 4763 4764 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 4765 final PackageSetting ps = (PackageSetting) pkg.mExtras; 4766 if (ps == null) { 4767 return; 4768 } 4769 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 4770 HashSet<String> origPermissions = gp.grantedPermissions; 4771 boolean changedPermission = false; 4772 4773 if (replace) { 4774 ps.permissionsFixed = false; 4775 if (gp == ps) { 4776 origPermissions = new HashSet<String>(gp.grantedPermissions); 4777 gp.grantedPermissions.clear(); 4778 gp.gids = mGlobalGids; 4779 } 4780 } 4781 4782 if (gp.gids == null) { 4783 gp.gids = mGlobalGids; 4784 } 4785 4786 final int N = pkg.requestedPermissions.size(); 4787 for (int i=0; i<N; i++) { 4788 final String name = pkg.requestedPermissions.get(i); 4789 //final boolean required = pkg.requestedPermssionsRequired.get(i); 4790 final BasePermission bp = mSettings.mPermissions.get(name); 4791 if (DEBUG_INSTALL) { 4792 if (gp != ps) { 4793 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 4794 } 4795 } 4796 if (bp != null && bp.packageSetting != null) { 4797 final String perm = bp.name; 4798 boolean allowed; 4799 boolean allowedSig = false; 4800 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 4801 if (level == PermissionInfo.PROTECTION_NORMAL 4802 || level == PermissionInfo.PROTECTION_DANGEROUS) { 4803 allowed = true; 4804 } else if (bp.packageSetting == null) { 4805 // This permission is invalid; skip it. 4806 allowed = false; 4807 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 4808 allowed = (compareSignatures( 4809 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 4810 == PackageManager.SIGNATURE_MATCH) 4811 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 4812 == PackageManager.SIGNATURE_MATCH); 4813 if (!allowed && (bp.protectionLevel 4814 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 4815 if (isSystemApp(pkg)) { 4816 // For updated system applications, a system permission 4817 // is granted only if it had been defined by the original application. 4818 if (isUpdatedSystemApp(pkg)) { 4819 final PackageSetting sysPs = mSettings 4820 .getDisabledSystemPkgLPr(pkg.packageName); 4821 final GrantedPermissions origGp = sysPs.sharedUser != null 4822 ? sysPs.sharedUser : sysPs; 4823 if (origGp.grantedPermissions.contains(perm)) { 4824 allowed = true; 4825 } else { 4826 allowed = false; 4827 } 4828 } else { 4829 allowed = true; 4830 } 4831 } 4832 } 4833 if (!allowed && (bp.protectionLevel 4834 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 4835 // For development permissions, a development permission 4836 // is granted only if it was already granted. 4837 if (origPermissions.contains(perm)) { 4838 allowed = true; 4839 } else { 4840 allowed = false; 4841 } 4842 } 4843 if (allowed) { 4844 allowedSig = true; 4845 } 4846 } else { 4847 allowed = false; 4848 } 4849 if (DEBUG_INSTALL) { 4850 if (gp != ps) { 4851 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 4852 } 4853 } 4854 if (allowed) { 4855 if ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 4856 && ps.permissionsFixed) { 4857 // If this is an existing, non-system package, then 4858 // we can't add any new permissions to it. 4859 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 4860 allowed = false; 4861 // Except... if this is a permission that was added 4862 // to the platform (note: need to only do this when 4863 // updating the platform). 4864 final int NP = PackageParser.NEW_PERMISSIONS.length; 4865 for (int ip=0; ip<NP; ip++) { 4866 final PackageParser.NewPermissionInfo npi 4867 = PackageParser.NEW_PERMISSIONS[ip]; 4868 if (npi.name.equals(perm) 4869 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 4870 allowed = true; 4871 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 4872 + pkg.packageName); 4873 break; 4874 } 4875 } 4876 } 4877 } 4878 if (allowed) { 4879 if (!gp.grantedPermissions.contains(perm)) { 4880 changedPermission = true; 4881 gp.grantedPermissions.add(perm); 4882 gp.gids = appendInts(gp.gids, bp.gids); 4883 } else if (!ps.haveGids) { 4884 gp.gids = appendInts(gp.gids, bp.gids); 4885 } 4886 } else { 4887 Slog.w(TAG, "Not granting permission " + perm 4888 + " to package " + pkg.packageName 4889 + " because it was previously installed without"); 4890 } 4891 } else { 4892 if (gp.grantedPermissions.remove(perm)) { 4893 changedPermission = true; 4894 gp.gids = removeInts(gp.gids, bp.gids); 4895 Slog.i(TAG, "Un-granting permission " + perm 4896 + " from package " + pkg.packageName 4897 + " (protectionLevel=" + bp.protectionLevel 4898 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4899 + ")"); 4900 } else { 4901 Slog.w(TAG, "Not granting permission " + perm 4902 + " to package " + pkg.packageName 4903 + " (protectionLevel=" + bp.protectionLevel 4904 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4905 + ")"); 4906 } 4907 } 4908 } else { 4909 Slog.w(TAG, "Unknown permission " + name 4910 + " in package " + pkg.packageName); 4911 } 4912 } 4913 4914 if ((changedPermission || replace) && !ps.permissionsFixed && 4915 ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) || 4916 ((ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0)){ 4917 // This is the first that we have heard about this package, so the 4918 // permissions we have now selected are fixed until explicitly 4919 // changed. 4920 ps.permissionsFixed = true; 4921 } 4922 ps.haveGids = true; 4923 } 4924 4925 private final class ActivityIntentResolver 4926 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 4927 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 4928 boolean defaultOnly, int userId) { 4929 if (!sUserManager.exists(userId)) return null; 4930 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 4931 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 4932 } 4933 4934 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 4935 int userId) { 4936 if (!sUserManager.exists(userId)) return null; 4937 mFlags = flags; 4938 return super.queryIntent(intent, resolvedType, 4939 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 4940 } 4941 4942 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 4943 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 4944 if (!sUserManager.exists(userId)) return null; 4945 if (packageActivities == null) { 4946 return null; 4947 } 4948 mFlags = flags; 4949 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 4950 final int N = packageActivities.size(); 4951 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 4952 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 4953 4954 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 4955 for (int i = 0; i < N; ++i) { 4956 intentFilters = packageActivities.get(i).intents; 4957 if (intentFilters != null && intentFilters.size() > 0) { 4958 PackageParser.ActivityIntentInfo[] array = 4959 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 4960 intentFilters.toArray(array); 4961 listCut.add(array); 4962 } 4963 } 4964 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 4965 } 4966 4967 public final void addActivity(PackageParser.Activity a, String type) { 4968 final boolean systemApp = isSystemApp(a.info.applicationInfo); 4969 mActivities.put(a.getComponentName(), a); 4970 if (DEBUG_SHOW_INFO) 4971 Log.v( 4972 TAG, " " + type + " " + 4973 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 4974 if (DEBUG_SHOW_INFO) 4975 Log.v(TAG, " Class=" + a.info.name); 4976 final int NI = a.intents.size(); 4977 for (int j=0; j<NI; j++) { 4978 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 4979 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 4980 intent.setPriority(0); 4981 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 4982 + a.className + " with priority > 0, forcing to 0"); 4983 } 4984 if (DEBUG_SHOW_INFO) { 4985 Log.v(TAG, " IntentFilter:"); 4986 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 4987 } 4988 if (!intent.debugCheck()) { 4989 Log.w(TAG, "==> For Activity " + a.info.name); 4990 } 4991 addFilter(intent); 4992 } 4993 } 4994 4995 public final void removeActivity(PackageParser.Activity a, String type) { 4996 mActivities.remove(a.getComponentName()); 4997 if (DEBUG_SHOW_INFO) { 4998 Log.v(TAG, " " + type + " " 4999 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 5000 : a.info.name) + ":"); 5001 Log.v(TAG, " Class=" + a.info.name); 5002 } 5003 final int NI = a.intents.size(); 5004 for (int j=0; j<NI; j++) { 5005 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5006 if (DEBUG_SHOW_INFO) { 5007 Log.v(TAG, " IntentFilter:"); 5008 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5009 } 5010 removeFilter(intent); 5011 } 5012 } 5013 5014 @Override 5015 protected boolean allowFilterResult( 5016 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 5017 ActivityInfo filterAi = filter.activity.info; 5018 for (int i=dest.size()-1; i>=0; i--) { 5019 ActivityInfo destAi = dest.get(i).activityInfo; 5020 if (destAi.name == filterAi.name 5021 && destAi.packageName == filterAi.packageName) { 5022 return false; 5023 } 5024 } 5025 return true; 5026 } 5027 5028 @Override 5029 protected ActivityIntentInfo[] newArray(int size) { 5030 return new ActivityIntentInfo[size]; 5031 } 5032 5033 @Override 5034 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 5035 if (!sUserManager.exists(userId)) return true; 5036 PackageParser.Package p = filter.activity.owner; 5037 if (p != null) { 5038 PackageSetting ps = (PackageSetting)p.mExtras; 5039 if (ps != null) { 5040 // System apps are never considered stopped for purposes of 5041 // filtering, because there may be no way for the user to 5042 // actually re-launch them. 5043 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 5044 && ps.getStopped(userId); 5045 } 5046 } 5047 return false; 5048 } 5049 5050 @Override 5051 protected String packageForFilter(PackageParser.ActivityIntentInfo info) { 5052 return info.activity.owner.packageName; 5053 } 5054 5055 @Override 5056 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 5057 int match, int userId) { 5058 if (!sUserManager.exists(userId)) return null; 5059 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 5060 return null; 5061 } 5062 final PackageParser.Activity activity = info.activity; 5063 if (mSafeMode && (activity.info.applicationInfo.flags 5064 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5065 return null; 5066 } 5067 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 5068 if (ps == null) { 5069 return null; 5070 } 5071 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 5072 ps.readUserState(userId), userId); 5073 if (ai == null) { 5074 return null; 5075 } 5076 final ResolveInfo res = new ResolveInfo(); 5077 res.activityInfo = ai; 5078 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5079 res.filter = info; 5080 } 5081 res.priority = info.getPriority(); 5082 res.preferredOrder = activity.owner.mPreferredOrder; 5083 //System.out.println("Result: " + res.activityInfo.className + 5084 // " = " + res.priority); 5085 res.match = match; 5086 res.isDefault = info.hasDefault; 5087 res.labelRes = info.labelRes; 5088 res.nonLocalizedLabel = info.nonLocalizedLabel; 5089 res.icon = info.icon; 5090 res.system = isSystemApp(res.activityInfo.applicationInfo); 5091 return res; 5092 } 5093 5094 @Override 5095 protected void sortResults(List<ResolveInfo> results) { 5096 Collections.sort(results, mResolvePrioritySorter); 5097 } 5098 5099 @Override 5100 protected void dumpFilter(PrintWriter out, String prefix, 5101 PackageParser.ActivityIntentInfo filter) { 5102 out.print(prefix); out.print( 5103 Integer.toHexString(System.identityHashCode(filter.activity))); 5104 out.print(' '); 5105 out.print(filter.activity.getComponentShortName()); 5106 out.print(" filter "); 5107 out.println(Integer.toHexString(System.identityHashCode(filter))); 5108 } 5109 5110// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5111// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5112// final List<ResolveInfo> retList = Lists.newArrayList(); 5113// while (i.hasNext()) { 5114// final ResolveInfo resolveInfo = i.next(); 5115// if (isEnabledLP(resolveInfo.activityInfo)) { 5116// retList.add(resolveInfo); 5117// } 5118// } 5119// return retList; 5120// } 5121 5122 // Keys are String (activity class name), values are Activity. 5123 private final HashMap<ComponentName, PackageParser.Activity> mActivities 5124 = new HashMap<ComponentName, PackageParser.Activity>(); 5125 private int mFlags; 5126 } 5127 5128 private final class ServiceIntentResolver 5129 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 5130 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5131 boolean defaultOnly, int userId) { 5132 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5133 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5134 } 5135 5136 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5137 int userId) { 5138 if (!sUserManager.exists(userId)) return null; 5139 mFlags = flags; 5140 return super.queryIntent(intent, resolvedType, 5141 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5142 } 5143 5144 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5145 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 5146 if (!sUserManager.exists(userId)) return null; 5147 if (packageServices == null) { 5148 return null; 5149 } 5150 mFlags = flags; 5151 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5152 final int N = packageServices.size(); 5153 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 5154 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 5155 5156 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 5157 for (int i = 0; i < N; ++i) { 5158 intentFilters = packageServices.get(i).intents; 5159 if (intentFilters != null && intentFilters.size() > 0) { 5160 PackageParser.ServiceIntentInfo[] array = 5161 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 5162 intentFilters.toArray(array); 5163 listCut.add(array); 5164 } 5165 } 5166 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5167 } 5168 5169 public final void addService(PackageParser.Service s) { 5170 mServices.put(s.getComponentName(), s); 5171 if (DEBUG_SHOW_INFO) { 5172 Log.v(TAG, " " 5173 + (s.info.nonLocalizedLabel != null 5174 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5175 Log.v(TAG, " Class=" + s.info.name); 5176 } 5177 final int NI = s.intents.size(); 5178 int j; 5179 for (j=0; j<NI; j++) { 5180 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5181 if (DEBUG_SHOW_INFO) { 5182 Log.v(TAG, " IntentFilter:"); 5183 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5184 } 5185 if (!intent.debugCheck()) { 5186 Log.w(TAG, "==> For Service " + s.info.name); 5187 } 5188 addFilter(intent); 5189 } 5190 } 5191 5192 public final void removeService(PackageParser.Service s) { 5193 mServices.remove(s.getComponentName()); 5194 if (DEBUG_SHOW_INFO) { 5195 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 5196 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5197 Log.v(TAG, " Class=" + s.info.name); 5198 } 5199 final int NI = s.intents.size(); 5200 int j; 5201 for (j=0; j<NI; j++) { 5202 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5203 if (DEBUG_SHOW_INFO) { 5204 Log.v(TAG, " IntentFilter:"); 5205 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5206 } 5207 removeFilter(intent); 5208 } 5209 } 5210 5211 @Override 5212 protected boolean allowFilterResult( 5213 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 5214 ServiceInfo filterSi = filter.service.info; 5215 for (int i=dest.size()-1; i>=0; i--) { 5216 ServiceInfo destAi = dest.get(i).serviceInfo; 5217 if (destAi.name == filterSi.name 5218 && destAi.packageName == filterSi.packageName) { 5219 return false; 5220 } 5221 } 5222 return true; 5223 } 5224 5225 @Override 5226 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 5227 return new PackageParser.ServiceIntentInfo[size]; 5228 } 5229 5230 @Override 5231 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 5232 if (!sUserManager.exists(userId)) return true; 5233 PackageParser.Package p = filter.service.owner; 5234 if (p != null) { 5235 PackageSetting ps = (PackageSetting)p.mExtras; 5236 if (ps != null) { 5237 // System apps are never considered stopped for purposes of 5238 // filtering, because there may be no way for the user to 5239 // actually re-launch them. 5240 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 5241 && ps.getStopped(userId); 5242 } 5243 } 5244 return false; 5245 } 5246 5247 @Override 5248 protected String packageForFilter(PackageParser.ServiceIntentInfo info) { 5249 return info.service.owner.packageName; 5250 } 5251 5252 @Override 5253 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 5254 int match, int userId) { 5255 if (!sUserManager.exists(userId)) return null; 5256 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 5257 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 5258 return null; 5259 } 5260 final PackageParser.Service service = info.service; 5261 if (mSafeMode && (service.info.applicationInfo.flags 5262 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5263 return null; 5264 } 5265 PackageSetting ps = (PackageSetting) service.owner.mExtras; 5266 if (ps == null) { 5267 return null; 5268 } 5269 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 5270 ps.readUserState(userId), userId); 5271 if (si == null) { 5272 return null; 5273 } 5274 final ResolveInfo res = new ResolveInfo(); 5275 res.serviceInfo = si; 5276 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5277 res.filter = filter; 5278 } 5279 res.priority = info.getPriority(); 5280 res.preferredOrder = service.owner.mPreferredOrder; 5281 //System.out.println("Result: " + res.activityInfo.className + 5282 // " = " + res.priority); 5283 res.match = match; 5284 res.isDefault = info.hasDefault; 5285 res.labelRes = info.labelRes; 5286 res.nonLocalizedLabel = info.nonLocalizedLabel; 5287 res.icon = info.icon; 5288 res.system = isSystemApp(res.serviceInfo.applicationInfo); 5289 return res; 5290 } 5291 5292 @Override 5293 protected void sortResults(List<ResolveInfo> results) { 5294 Collections.sort(results, mResolvePrioritySorter); 5295 } 5296 5297 @Override 5298 protected void dumpFilter(PrintWriter out, String prefix, 5299 PackageParser.ServiceIntentInfo filter) { 5300 out.print(prefix); out.print( 5301 Integer.toHexString(System.identityHashCode(filter.service))); 5302 out.print(' '); 5303 out.print(filter.service.getComponentShortName()); 5304 out.print(" filter "); 5305 out.println(Integer.toHexString(System.identityHashCode(filter))); 5306 } 5307 5308// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5309// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5310// final List<ResolveInfo> retList = Lists.newArrayList(); 5311// while (i.hasNext()) { 5312// final ResolveInfo resolveInfo = (ResolveInfo) i; 5313// if (isEnabledLP(resolveInfo.serviceInfo)) { 5314// retList.add(resolveInfo); 5315// } 5316// } 5317// return retList; 5318// } 5319 5320 // Keys are String (activity class name), values are Activity. 5321 private final HashMap<ComponentName, PackageParser.Service> mServices 5322 = new HashMap<ComponentName, PackageParser.Service>(); 5323 private int mFlags; 5324 }; 5325 5326 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 5327 new Comparator<ResolveInfo>() { 5328 public int compare(ResolveInfo r1, ResolveInfo r2) { 5329 int v1 = r1.priority; 5330 int v2 = r2.priority; 5331 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 5332 if (v1 != v2) { 5333 return (v1 > v2) ? -1 : 1; 5334 } 5335 v1 = r1.preferredOrder; 5336 v2 = r2.preferredOrder; 5337 if (v1 != v2) { 5338 return (v1 > v2) ? -1 : 1; 5339 } 5340 if (r1.isDefault != r2.isDefault) { 5341 return r1.isDefault ? -1 : 1; 5342 } 5343 v1 = r1.match; 5344 v2 = r2.match; 5345 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 5346 if (v1 != v2) { 5347 return (v1 > v2) ? -1 : 1; 5348 } 5349 if (r1.system != r2.system) { 5350 return r1.system ? -1 : 1; 5351 } 5352 return 0; 5353 } 5354 }; 5355 5356 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 5357 new Comparator<ProviderInfo>() { 5358 public int compare(ProviderInfo p1, ProviderInfo p2) { 5359 final int v1 = p1.initOrder; 5360 final int v2 = p2.initOrder; 5361 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 5362 } 5363 }; 5364 5365 static final void sendPackageBroadcast(String action, String pkg, 5366 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 5367 int[] userIds) { 5368 IActivityManager am = ActivityManagerNative.getDefault(); 5369 if (am != null) { 5370 try { 5371 if (userIds == null) { 5372 userIds = am.getRunningUserIds(); 5373 } 5374 for (int id : userIds) { 5375 final Intent intent = new Intent(action, 5376 pkg != null ? Uri.fromParts("package", pkg, null) : null); 5377 if (extras != null) { 5378 intent.putExtras(extras); 5379 } 5380 if (targetPkg != null) { 5381 intent.setPackage(targetPkg); 5382 } 5383 // Modify the UID when posting to other users 5384 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 5385 if (uid > 0 && UserHandle.getUserId(uid) != id) { 5386 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 5387 intent.putExtra(Intent.EXTRA_UID, uid); 5388 } 5389 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 5390 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 5391 if (DEBUG_BROADCASTS) { 5392 RuntimeException here = new RuntimeException("here"); 5393 here.fillInStackTrace(); 5394 Slog.d(TAG, "Sending to user " + id + ": " 5395 + intent.toShortString(false, true, false, false) 5396 + " " + intent.getExtras(), here); 5397 } 5398 am.broadcastIntent(null, intent, null, finishedReceiver, 5399 0, null, null, null, finishedReceiver != null, false, id); 5400 } 5401 } catch (RemoteException ex) { 5402 } 5403 } 5404 } 5405 5406 /** 5407 * Check if the external storage media is available. This is true if there 5408 * is a mounted external storage medium or if the external storage is 5409 * emulated. 5410 */ 5411 private boolean isExternalMediaAvailable() { 5412 return mMediaMounted || Environment.isExternalStorageEmulated(); 5413 } 5414 5415 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 5416 // writer 5417 synchronized (mPackages) { 5418 if (!isExternalMediaAvailable()) { 5419 // If the external storage is no longer mounted at this point, 5420 // the caller may not have been able to delete all of this 5421 // packages files and can not delete any more. Bail. 5422 return null; 5423 } 5424 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 5425 if (lastPackage != null) { 5426 pkgs.remove(lastPackage); 5427 } 5428 if (pkgs.size() > 0) { 5429 return pkgs.get(0); 5430 } 5431 } 5432 return null; 5433 } 5434 5435 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 5436 if (false) { 5437 RuntimeException here = new RuntimeException("here"); 5438 here.fillInStackTrace(); 5439 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 5440 + " andCode=" + andCode, here); 5441 } 5442 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 5443 userId, andCode ? 1 : 0, packageName)); 5444 } 5445 5446 void startCleaningPackages() { 5447 // reader 5448 synchronized (mPackages) { 5449 if (!isExternalMediaAvailable()) { 5450 return; 5451 } 5452 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 5453 return; 5454 } 5455 } 5456 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 5457 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 5458 IActivityManager am = ActivityManagerNative.getDefault(); 5459 if (am != null) { 5460 try { 5461 am.startService(null, intent, null, UserHandle.USER_OWNER); 5462 } catch (RemoteException e) { 5463 } 5464 } 5465 } 5466 5467 private final class AppDirObserver extends FileObserver { 5468 public AppDirObserver(String path, int mask, boolean isrom) { 5469 super(path, mask); 5470 mRootDir = path; 5471 mIsRom = isrom; 5472 } 5473 5474 public void onEvent(int event, String path) { 5475 String removedPackage = null; 5476 int removedAppId = -1; 5477 int[] removedUsers = null; 5478 String addedPackage = null; 5479 int addedAppId = -1; 5480 int[] addedUsers = null; 5481 5482 // TODO post a message to the handler to obtain serial ordering 5483 synchronized (mInstallLock) { 5484 String fullPathStr = null; 5485 File fullPath = null; 5486 if (path != null) { 5487 fullPath = new File(mRootDir, path); 5488 fullPathStr = fullPath.getPath(); 5489 } 5490 5491 if (DEBUG_APP_DIR_OBSERVER) 5492 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 5493 5494 if (!isPackageFilename(path)) { 5495 if (DEBUG_APP_DIR_OBSERVER) 5496 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 5497 return; 5498 } 5499 5500 // Ignore packages that are being installed or 5501 // have just been installed. 5502 if (ignoreCodePath(fullPathStr)) { 5503 return; 5504 } 5505 PackageParser.Package p = null; 5506 PackageSetting ps = null; 5507 // reader 5508 synchronized (mPackages) { 5509 p = mAppDirs.get(fullPathStr); 5510 if (p != null) { 5511 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 5512 if (ps != null) { 5513 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 5514 } else { 5515 removedUsers = sUserManager.getUserIds(); 5516 } 5517 } 5518 addedUsers = sUserManager.getUserIds(); 5519 } 5520 if ((event&REMOVE_EVENTS) != 0) { 5521 if (ps != null) { 5522 removePackageLI(ps, true); 5523 removedPackage = ps.name; 5524 removedAppId = ps.appId; 5525 } 5526 } 5527 5528 if ((event&ADD_EVENTS) != 0) { 5529 if (p == null) { 5530 p = scanPackageLI(fullPath, 5531 (mIsRom ? PackageParser.PARSE_IS_SYSTEM 5532 | PackageParser.PARSE_IS_SYSTEM_DIR: 0) | 5533 PackageParser.PARSE_CHATTY | 5534 PackageParser.PARSE_MUST_BE_APK, 5535 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 5536 System.currentTimeMillis(), UserHandle.ALL); 5537 if (p != null) { 5538 /* 5539 * TODO this seems dangerous as the package may have 5540 * changed since we last acquired the mPackages 5541 * lock. 5542 */ 5543 // writer 5544 synchronized (mPackages) { 5545 updatePermissionsLPw(p.packageName, p, 5546 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 5547 } 5548 addedPackage = p.applicationInfo.packageName; 5549 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 5550 } 5551 } 5552 } 5553 5554 // reader 5555 synchronized (mPackages) { 5556 mSettings.writeLPr(); 5557 } 5558 } 5559 5560 if (removedPackage != null) { 5561 Bundle extras = new Bundle(1); 5562 extras.putInt(Intent.EXTRA_UID, removedAppId); 5563 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 5564 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 5565 extras, null, null, removedUsers); 5566 } 5567 if (addedPackage != null) { 5568 Bundle extras = new Bundle(1); 5569 extras.putInt(Intent.EXTRA_UID, addedAppId); 5570 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 5571 extras, null, null, addedUsers); 5572 } 5573 } 5574 5575 private final String mRootDir; 5576 private final boolean mIsRom; 5577 } 5578 5579 /* Called when a downloaded package installation has been confirmed by the user */ 5580 public void installPackage( 5581 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 5582 installPackage(packageURI, observer, flags, null); 5583 } 5584 5585 /* Called when a downloaded package installation has been confirmed by the user */ 5586 public void installPackage( 5587 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 5588 final String installerPackageName) { 5589 installPackageWithVerification(packageURI, observer, flags, installerPackageName, null, 5590 null, null); 5591 } 5592 5593 @Override 5594 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 5595 int flags, String installerPackageName, Uri verificationURI, 5596 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 5597 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 5598 VerificationParams.NO_UID, manifestDigest); 5599 installPackageWithVerificationAndEncryption(packageURI, observer, flags, 5600 installerPackageName, verificationParams, encryptionParams); 5601 } 5602 5603 public void installPackageWithVerificationAndEncryption(Uri packageURI, 5604 IPackageInstallObserver observer, int flags, String installerPackageName, 5605 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 5606 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5607 null); 5608 5609 final int uid = Binder.getCallingUid(); 5610 UserHandle user; 5611 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 5612 user = UserHandle.ALL; 5613 } else { 5614 user = new UserHandle(UserHandle.getUserId(uid)); 5615 } 5616 5617 final int filteredFlags; 5618 5619 if (uid == Process.SHELL_UID || uid == 0) { 5620 if (DEBUG_INSTALL) { 5621 Slog.v(TAG, "Install from ADB"); 5622 } 5623 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 5624 } else { 5625 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 5626 } 5627 5628 verificationParams.setInstallerUid(uid); 5629 5630 final Message msg = mHandler.obtainMessage(INIT_COPY); 5631 msg.obj = new InstallParams(packageURI, observer, filteredFlags, installerPackageName, 5632 verificationParams, encryptionParams, user); 5633 mHandler.sendMessage(msg); 5634 } 5635 5636 /** 5637 * @hide 5638 */ 5639 @Override 5640 public int installExistingPackage(String packageName) { 5641 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5642 null); 5643 PackageSetting pkgSetting; 5644 final int uid = Binder.getCallingUid(); 5645 final int userId = UserHandle.getUserId(uid); 5646 5647 long callingId = Binder.clearCallingIdentity(); 5648 try { 5649 boolean sendAdded = false; 5650 Bundle extras = new Bundle(1); 5651 5652 // writer 5653 synchronized (mPackages) { 5654 pkgSetting = mSettings.mPackages.get(packageName); 5655 if (pkgSetting == null) { 5656 return PackageManager.INSTALL_FAILED_INVALID_URI; 5657 } 5658 if (!pkgSetting.getInstalled(userId)) { 5659 pkgSetting.setInstalled(true, userId); 5660 mSettings.writePackageRestrictionsLPr(userId); 5661 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 5662 sendAdded = true; 5663 } 5664 } 5665 5666 if (sendAdded) { 5667 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 5668 packageName, extras, null, null, new int[] {userId}); 5669 } 5670 } finally { 5671 Binder.restoreCallingIdentity(callingId); 5672 } 5673 5674 return PackageManager.INSTALL_SUCCEEDED; 5675 } 5676 5677 @Override 5678 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 5679 mContext.enforceCallingOrSelfPermission( 5680 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5681 "Only package verification agents can verify applications"); 5682 5683 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5684 final PackageVerificationResponse response = new PackageVerificationResponse( 5685 verificationCode, Binder.getCallingUid()); 5686 msg.arg1 = id; 5687 msg.obj = response; 5688 mHandler.sendMessage(msg); 5689 } 5690 5691 @Override 5692 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 5693 long millisecondsToDelay) { 5694 mContext.enforceCallingOrSelfPermission( 5695 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5696 "Only package verification agents can extend verification timeouts"); 5697 5698 final PackageVerificationState state = mPendingVerification.get(id); 5699 final PackageVerificationResponse response = new PackageVerificationResponse( 5700 verificationCodeAtTimeout, Binder.getCallingUid()); 5701 5702 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 5703 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 5704 } 5705 if (millisecondsToDelay < 0) { 5706 millisecondsToDelay = 0; 5707 } 5708 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 5709 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 5710 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 5711 } 5712 5713 if ((state != null) && !state.timeoutExtended()) { 5714 state.extendTimeout(); 5715 5716 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5717 msg.arg1 = id; 5718 msg.obj = response; 5719 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 5720 } 5721 } 5722 5723 private void broadcastPackageVerified(int verificationId, Uri packageUri, 5724 int verificationCode, UserHandle user) { 5725 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 5726 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 5727 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 5728 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 5729 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 5730 5731 mContext.sendBroadcastAsUser(intent, user, 5732 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 5733 } 5734 5735 private ComponentName matchComponentForVerifier(String packageName, 5736 List<ResolveInfo> receivers) { 5737 ActivityInfo targetReceiver = null; 5738 5739 final int NR = receivers.size(); 5740 for (int i = 0; i < NR; i++) { 5741 final ResolveInfo info = receivers.get(i); 5742 if (info.activityInfo == null) { 5743 continue; 5744 } 5745 5746 if (packageName.equals(info.activityInfo.packageName)) { 5747 targetReceiver = info.activityInfo; 5748 break; 5749 } 5750 } 5751 5752 if (targetReceiver == null) { 5753 return null; 5754 } 5755 5756 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 5757 } 5758 5759 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 5760 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 5761 if (pkgInfo.verifiers.length == 0) { 5762 return null; 5763 } 5764 5765 final int N = pkgInfo.verifiers.length; 5766 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 5767 for (int i = 0; i < N; i++) { 5768 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 5769 5770 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 5771 receivers); 5772 if (comp == null) { 5773 continue; 5774 } 5775 5776 final int verifierUid = getUidForVerifier(verifierInfo); 5777 if (verifierUid == -1) { 5778 continue; 5779 } 5780 5781 if (DEBUG_VERIFY) { 5782 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 5783 + " with the correct signature"); 5784 } 5785 sufficientVerifiers.add(comp); 5786 verificationState.addSufficientVerifier(verifierUid); 5787 } 5788 5789 return sufficientVerifiers; 5790 } 5791 5792 private int getUidForVerifier(VerifierInfo verifierInfo) { 5793 synchronized (mPackages) { 5794 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 5795 if (pkg == null) { 5796 return -1; 5797 } else if (pkg.mSignatures.length != 1) { 5798 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5799 + " has more than one signature; ignoring"); 5800 return -1; 5801 } 5802 5803 /* 5804 * If the public key of the package's signature does not match 5805 * our expected public key, then this is a different package and 5806 * we should skip. 5807 */ 5808 5809 final byte[] expectedPublicKey; 5810 try { 5811 final Signature verifierSig = pkg.mSignatures[0]; 5812 final PublicKey publicKey = verifierSig.getPublicKey(); 5813 expectedPublicKey = publicKey.getEncoded(); 5814 } catch (CertificateException e) { 5815 return -1; 5816 } 5817 5818 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 5819 5820 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 5821 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5822 + " does not have the expected public key; ignoring"); 5823 return -1; 5824 } 5825 5826 return pkg.applicationInfo.uid; 5827 } 5828 } 5829 5830 public void finishPackageInstall(int token) { 5831 enforceSystemOrRoot("Only the system is allowed to finish installs"); 5832 5833 if (DEBUG_INSTALL) { 5834 Slog.v(TAG, "BM finishing package install for " + token); 5835 } 5836 5837 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 5838 mHandler.sendMessage(msg); 5839 } 5840 5841 /** 5842 * Get the verification agent timeout. 5843 * 5844 * @return verification timeout in milliseconds 5845 */ 5846 private long getVerificationTimeout() { 5847 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 5848 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 5849 DEFAULT_VERIFICATION_TIMEOUT); 5850 } 5851 5852 /** 5853 * Get the default verification agent response code. 5854 * 5855 * @return default verification response code 5856 */ 5857 private int getDefaultVerificationResponse() { 5858 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5859 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 5860 DEFAULT_VERIFICATION_RESPONSE); 5861 } 5862 5863 /** 5864 * Check whether or not package verification has been enabled. 5865 * 5866 * @return true if verification should be performed 5867 */ 5868 private boolean isVerificationEnabled(int flags) { 5869 if (!DEFAULT_VERIFY_ENABLE) { 5870 return false; 5871 } 5872 5873 // Check if installing from ADB 5874 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 5875 // Do not run verification in a test harness environment 5876 if (ActivityManager.isRunningInTestHarness()) { 5877 return false; 5878 } 5879 // Check if the developer does not want package verification for ADB installs 5880 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5881 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 5882 return false; 5883 } 5884 } 5885 5886 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5887 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 5888 } 5889 5890 /** 5891 * Get the "allow unknown sources" setting. 5892 * 5893 * @return the current "allow unknown sources" setting 5894 */ 5895 private int getUnknownSourcesSettings() { 5896 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5897 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 5898 -1); 5899 } 5900 5901 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 5902 final int uid = Binder.getCallingUid(); 5903 // writer 5904 synchronized (mPackages) { 5905 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 5906 if (targetPackageSetting == null) { 5907 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 5908 } 5909 5910 PackageSetting installerPackageSetting; 5911 if (installerPackageName != null) { 5912 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 5913 if (installerPackageSetting == null) { 5914 throw new IllegalArgumentException("Unknown installer package: " 5915 + installerPackageName); 5916 } 5917 } else { 5918 installerPackageSetting = null; 5919 } 5920 5921 Signature[] callerSignature; 5922 Object obj = mSettings.getUserIdLPr(uid); 5923 if (obj != null) { 5924 if (obj instanceof SharedUserSetting) { 5925 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 5926 } else if (obj instanceof PackageSetting) { 5927 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 5928 } else { 5929 throw new SecurityException("Bad object " + obj + " for uid " + uid); 5930 } 5931 } else { 5932 throw new SecurityException("Unknown calling uid " + uid); 5933 } 5934 5935 // Verify: can't set installerPackageName to a package that is 5936 // not signed with the same cert as the caller. 5937 if (installerPackageSetting != null) { 5938 if (compareSignatures(callerSignature, 5939 installerPackageSetting.signatures.mSignatures) 5940 != PackageManager.SIGNATURE_MATCH) { 5941 throw new SecurityException( 5942 "Caller does not have same cert as new installer package " 5943 + installerPackageName); 5944 } 5945 } 5946 5947 // Verify: if target already has an installer package, it must 5948 // be signed with the same cert as the caller. 5949 if (targetPackageSetting.installerPackageName != null) { 5950 PackageSetting setting = mSettings.mPackages.get( 5951 targetPackageSetting.installerPackageName); 5952 // If the currently set package isn't valid, then it's always 5953 // okay to change it. 5954 if (setting != null) { 5955 if (compareSignatures(callerSignature, 5956 setting.signatures.mSignatures) 5957 != PackageManager.SIGNATURE_MATCH) { 5958 throw new SecurityException( 5959 "Caller does not have same cert as old installer package " 5960 + targetPackageSetting.installerPackageName); 5961 } 5962 } 5963 } 5964 5965 // Okay! 5966 targetPackageSetting.installerPackageName = installerPackageName; 5967 scheduleWriteSettingsLocked(); 5968 } 5969 } 5970 5971 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 5972 // Queue up an async operation since the package installation may take a little while. 5973 mHandler.post(new Runnable() { 5974 public void run() { 5975 mHandler.removeCallbacks(this); 5976 // Result object to be returned 5977 PackageInstalledInfo res = new PackageInstalledInfo(); 5978 res.returnCode = currentStatus; 5979 res.uid = -1; 5980 res.pkg = null; 5981 res.removedInfo = new PackageRemovedInfo(); 5982 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 5983 args.doPreInstall(res.returnCode); 5984 synchronized (mInstallLock) { 5985 installPackageLI(args, true, res); 5986 } 5987 args.doPostInstall(res.returnCode, res.uid); 5988 } 5989 5990 // A restore should be performed at this point if (a) the install 5991 // succeeded, (b) the operation is not an update, and (c) the new 5992 // package has a backupAgent defined. 5993 final boolean update = res.removedInfo.removedPackage != null; 5994 boolean doRestore = (!update 5995 && res.pkg != null 5996 && res.pkg.applicationInfo.backupAgentName != null); 5997 5998 // Set up the post-install work request bookkeeping. This will be used 5999 // and cleaned up by the post-install event handling regardless of whether 6000 // there's a restore pass performed. Token values are >= 1. 6001 int token; 6002 if (mNextInstallToken < 0) mNextInstallToken = 1; 6003 token = mNextInstallToken++; 6004 6005 PostInstallData data = new PostInstallData(args, res); 6006 mRunningInstalls.put(token, data); 6007 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 6008 6009 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 6010 // Pass responsibility to the Backup Manager. It will perform a 6011 // restore if appropriate, then pass responsibility back to the 6012 // Package Manager to run the post-install observer callbacks 6013 // and broadcasts. 6014 IBackupManager bm = IBackupManager.Stub.asInterface( 6015 ServiceManager.getService(Context.BACKUP_SERVICE)); 6016 if (bm != null) { 6017 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 6018 + " to BM for possible restore"); 6019 try { 6020 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 6021 } catch (RemoteException e) { 6022 // can't happen; the backup manager is local 6023 } catch (Exception e) { 6024 Slog.e(TAG, "Exception trying to enqueue restore", e); 6025 doRestore = false; 6026 } 6027 } else { 6028 Slog.e(TAG, "Backup Manager not found!"); 6029 doRestore = false; 6030 } 6031 } 6032 6033 if (!doRestore) { 6034 // No restore possible, or the Backup Manager was mysteriously not 6035 // available -- just fire the post-install work request directly. 6036 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 6037 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 6038 mHandler.sendMessage(msg); 6039 } 6040 } 6041 }); 6042 } 6043 6044 private abstract class HandlerParams { 6045 private static final int MAX_RETRIES = 4; 6046 6047 /** 6048 * Number of times startCopy() has been attempted and had a non-fatal 6049 * error. 6050 */ 6051 private int mRetries = 0; 6052 6053 /** User handle for the user requesting the information or installation. */ 6054 private final UserHandle mUser; 6055 6056 HandlerParams(UserHandle user) { 6057 mUser = user; 6058 } 6059 6060 UserHandle getUser() { 6061 return mUser; 6062 } 6063 6064 final boolean startCopy() { 6065 boolean res; 6066 try { 6067 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy"); 6068 6069 if (++mRetries > MAX_RETRIES) { 6070 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 6071 mHandler.sendEmptyMessage(MCS_GIVE_UP); 6072 handleServiceError(); 6073 return false; 6074 } else { 6075 handleStartCopy(); 6076 res = true; 6077 } 6078 } catch (RemoteException e) { 6079 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 6080 mHandler.sendEmptyMessage(MCS_RECONNECT); 6081 res = false; 6082 } 6083 handleReturnCode(); 6084 return res; 6085 } 6086 6087 final void serviceError() { 6088 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 6089 handleServiceError(); 6090 handleReturnCode(); 6091 } 6092 6093 abstract void handleStartCopy() throws RemoteException; 6094 abstract void handleServiceError(); 6095 abstract void handleReturnCode(); 6096 } 6097 6098 class MeasureParams extends HandlerParams { 6099 private final PackageStats mStats; 6100 private boolean mSuccess; 6101 6102 private final IPackageStatsObserver mObserver; 6103 6104 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 6105 super(new UserHandle(stats.userHandle)); 6106 mObserver = observer; 6107 mStats = stats; 6108 } 6109 6110 @Override 6111 void handleStartCopy() throws RemoteException { 6112 synchronized (mInstallLock) { 6113 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 6114 } 6115 6116 final boolean mounted; 6117 if (Environment.isExternalStorageEmulated()) { 6118 mounted = true; 6119 } else { 6120 final String status = Environment.getExternalStorageState(); 6121 mounted = (Environment.MEDIA_MOUNTED.equals(status) 6122 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 6123 } 6124 6125 if (mounted) { 6126 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 6127 6128 final File externalCacheDir = userEnv 6129 .getExternalStorageAppCacheDirectory(mStats.packageName); 6130 final long externalCacheSize = mContainerService 6131 .calculateDirectorySize(externalCacheDir.getPath()); 6132 mStats.externalCacheSize = externalCacheSize; 6133 6134 final File externalDataDir = userEnv 6135 .getExternalStorageAppDataDirectory(mStats.packageName); 6136 long externalDataSize = mContainerService.calculateDirectorySize(externalDataDir 6137 .getPath()); 6138 6139 if (externalCacheDir.getParentFile().equals(externalDataDir)) { 6140 externalDataSize -= externalCacheSize; 6141 } 6142 mStats.externalDataSize = externalDataSize; 6143 6144 final File externalMediaDir = userEnv 6145 .getExternalStorageAppMediaDirectory(mStats.packageName); 6146 mStats.externalMediaSize = mContainerService 6147 .calculateDirectorySize(externalMediaDir.getPath()); 6148 6149 final File externalObbDir = userEnv 6150 .getExternalStorageAppObbDirectory(mStats.packageName); 6151 mStats.externalObbSize = mContainerService.calculateDirectorySize(externalObbDir 6152 .getPath()); 6153 } 6154 } 6155 6156 @Override 6157 void handleReturnCode() { 6158 if (mObserver != null) { 6159 try { 6160 mObserver.onGetStatsCompleted(mStats, mSuccess); 6161 } catch (RemoteException e) { 6162 Slog.i(TAG, "Observer no longer exists."); 6163 } 6164 } 6165 } 6166 6167 @Override 6168 void handleServiceError() { 6169 Slog.e(TAG, "Could not measure application " + mStats.packageName 6170 + " external storage"); 6171 } 6172 } 6173 6174 class InstallParams extends HandlerParams { 6175 final IPackageInstallObserver observer; 6176 int flags; 6177 6178 private final Uri mPackageURI; 6179 final String installerPackageName; 6180 final VerificationParams verificationParams; 6181 private InstallArgs mArgs; 6182 private int mRet; 6183 private File mTempPackage; 6184 final ContainerEncryptionParams encryptionParams; 6185 6186 InstallParams(Uri packageURI, 6187 IPackageInstallObserver observer, int flags, 6188 String installerPackageName, VerificationParams verificationParams, 6189 ContainerEncryptionParams encryptionParams, UserHandle user) { 6190 super(user); 6191 this.mPackageURI = packageURI; 6192 this.flags = flags; 6193 this.observer = observer; 6194 this.installerPackageName = installerPackageName; 6195 this.verificationParams = verificationParams; 6196 this.encryptionParams = encryptionParams; 6197 } 6198 6199 public ManifestDigest getManifestDigest() { 6200 if (verificationParams == null) { 6201 return null; 6202 } 6203 return verificationParams.getManifestDigest(); 6204 } 6205 6206 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 6207 String packageName = pkgLite.packageName; 6208 int installLocation = pkgLite.installLocation; 6209 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6210 // reader 6211 synchronized (mPackages) { 6212 PackageParser.Package pkg = mPackages.get(packageName); 6213 if (pkg != null) { 6214 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 6215 // Check for downgrading. 6216 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 6217 if (pkgLite.versionCode < pkg.mVersionCode) { 6218 Slog.w(TAG, "Can't install update of " + packageName 6219 + " update version " + pkgLite.versionCode 6220 + " is older than installed version " 6221 + pkg.mVersionCode); 6222 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 6223 } 6224 } 6225 // Check for updated system application. 6226 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 6227 if (onSd) { 6228 Slog.w(TAG, "Cannot install update to system app on sdcard"); 6229 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 6230 } 6231 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6232 } else { 6233 if (onSd) { 6234 // Install flag overrides everything. 6235 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6236 } 6237 // If current upgrade specifies particular preference 6238 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 6239 // Application explicitly specified internal. 6240 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6241 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 6242 // App explictly prefers external. Let policy decide 6243 } else { 6244 // Prefer previous location 6245 if (isExternal(pkg)) { 6246 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6247 } 6248 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6249 } 6250 } 6251 } else { 6252 // Invalid install. Return error code 6253 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 6254 } 6255 } 6256 } 6257 // All the special cases have been taken care of. 6258 // Return result based on recommended install location. 6259 if (onSd) { 6260 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6261 } 6262 return pkgLite.recommendedInstallLocation; 6263 } 6264 6265 /* 6266 * Invoke remote method to get package information and install 6267 * location values. Override install location based on default 6268 * policy if needed and then create install arguments based 6269 * on the install location. 6270 */ 6271 public void handleStartCopy() throws RemoteException { 6272 int ret = PackageManager.INSTALL_SUCCEEDED; 6273 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6274 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 6275 PackageInfoLite pkgLite = null; 6276 6277 if (onInt && onSd) { 6278 // Check if both bits are set. 6279 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 6280 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6281 } else { 6282 final long lowThreshold; 6283 6284 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6285 .getService(DeviceStorageMonitorService.SERVICE); 6286 if (dsm == null) { 6287 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6288 lowThreshold = 0L; 6289 } else { 6290 lowThreshold = dsm.getMemoryLowThreshold(); 6291 } 6292 6293 try { 6294 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 6295 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6296 6297 final File packageFile; 6298 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 6299 ParcelFileDescriptor out = null; 6300 6301 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 6302 if (mTempPackage != null) { 6303 try { 6304 out = ParcelFileDescriptor.open(mTempPackage, 6305 ParcelFileDescriptor.MODE_READ_WRITE); 6306 } catch (FileNotFoundException e) { 6307 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 6308 } 6309 6310 // Make a temporary file for decryption. 6311 ret = mContainerService 6312 .copyResource(mPackageURI, encryptionParams, out); 6313 6314 packageFile = mTempPackage; 6315 6316 FileUtils.setPermissions(packageFile.getAbsolutePath(), 6317 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 6318 | FileUtils.S_IROTH, 6319 -1, -1); 6320 } else { 6321 packageFile = null; 6322 } 6323 } else { 6324 packageFile = new File(mPackageURI.getPath()); 6325 } 6326 6327 if (packageFile != null) { 6328 // Remote call to find out default install location 6329 pkgLite = mContainerService.getMinimalPackageInfo( 6330 packageFile.getAbsolutePath(), flags, lowThreshold); 6331 } 6332 } finally { 6333 mContext.revokeUriPermission(mPackageURI, 6334 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6335 } 6336 } 6337 6338 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6339 int loc = pkgLite.recommendedInstallLocation; 6340 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 6341 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6342 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 6343 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 6344 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 6345 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6346 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 6347 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 6348 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 6349 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 6350 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 6351 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 6352 } else if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 6353 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 6354 } else { 6355 // Override with defaults if needed. 6356 loc = installLocationPolicy(pkgLite, flags); 6357 if (!onSd && !onInt) { 6358 // Override install location with flags 6359 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 6360 // Set the flag to install on external media. 6361 flags |= PackageManager.INSTALL_EXTERNAL; 6362 flags &= ~PackageManager.INSTALL_INTERNAL; 6363 } else { 6364 // Make sure the flag for installing on external 6365 // media is unset 6366 flags |= PackageManager.INSTALL_INTERNAL; 6367 flags &= ~PackageManager.INSTALL_EXTERNAL; 6368 } 6369 } 6370 } 6371 } 6372 6373 final InstallArgs args = createInstallArgs(this); 6374 mArgs = args; 6375 6376 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6377 /* 6378 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 6379 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 6380 */ 6381 int userIdentifier = getUser().getIdentifier(); 6382 if (userIdentifier == UserHandle.USER_ALL 6383 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 6384 userIdentifier = UserHandle.USER_OWNER; 6385 } 6386 6387 /* 6388 * Determine if we have any installed package verifiers. If we 6389 * do, then we'll defer to them to verify the packages. 6390 */ 6391 final int requiredUid = mRequiredVerifierPackage == null ? -1 6392 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 6393 if (requiredUid != -1 && isVerificationEnabled(flags)) { 6394 final Intent verification = new Intent( 6395 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 6396 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 6397 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 6398 6399 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 6400 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 6401 0 /* TODO: Which userId? */); 6402 6403 if (DEBUG_VERIFY) { 6404 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 6405 + verification.toString() + " with " + pkgLite.verifiers.length 6406 + " optional verifiers"); 6407 } 6408 6409 final int verificationId = mPendingVerificationToken++; 6410 6411 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 6412 6413 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 6414 installerPackageName); 6415 6416 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 6417 6418 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 6419 pkgLite.packageName); 6420 6421 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 6422 pkgLite.versionCode); 6423 6424 if (verificationParams != null) { 6425 if (verificationParams.getVerificationURI() != null) { 6426 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 6427 verificationParams.getVerificationURI()); 6428 } 6429 if (verificationParams.getOriginatingURI() != null) { 6430 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 6431 verificationParams.getOriginatingURI()); 6432 } 6433 if (verificationParams.getReferrer() != null) { 6434 verification.putExtra(Intent.EXTRA_REFERRER, 6435 verificationParams.getReferrer()); 6436 } 6437 if (verificationParams.getOriginatingUid() >= 0) { 6438 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 6439 verificationParams.getOriginatingUid()); 6440 } 6441 if (verificationParams.getInstallerUid() >= 0) { 6442 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 6443 verificationParams.getInstallerUid()); 6444 } 6445 } 6446 6447 final PackageVerificationState verificationState = new PackageVerificationState( 6448 requiredUid, args); 6449 6450 mPendingVerification.append(verificationId, verificationState); 6451 6452 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 6453 receivers, verificationState); 6454 6455 /* 6456 * If any sufficient verifiers were listed in the package 6457 * manifest, attempt to ask them. 6458 */ 6459 if (sufficientVerifiers != null) { 6460 final int N = sufficientVerifiers.size(); 6461 if (N == 0) { 6462 Slog.i(TAG, "Additional verifiers required, but none installed."); 6463 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 6464 } else { 6465 for (int i = 0; i < N; i++) { 6466 final ComponentName verifierComponent = sufficientVerifiers.get(i); 6467 6468 final Intent sufficientIntent = new Intent(verification); 6469 sufficientIntent.setComponent(verifierComponent); 6470 6471 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 6472 } 6473 } 6474 } 6475 6476 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 6477 mRequiredVerifierPackage, receivers); 6478 if (ret == PackageManager.INSTALL_SUCCEEDED 6479 && mRequiredVerifierPackage != null) { 6480 /* 6481 * Send the intent to the required verification agent, 6482 * but only start the verification timeout after the 6483 * target BroadcastReceivers have run. 6484 */ 6485 verification.setComponent(requiredVerifierComponent); 6486 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 6487 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6488 new BroadcastReceiver() { 6489 @Override 6490 public void onReceive(Context context, Intent intent) { 6491 final Message msg = mHandler 6492 .obtainMessage(CHECK_PENDING_VERIFICATION); 6493 msg.arg1 = verificationId; 6494 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 6495 } 6496 }, null, 0, null, null); 6497 6498 /* 6499 * We don't want the copy to proceed until verification 6500 * succeeds, so null out this field. 6501 */ 6502 mArgs = null; 6503 } 6504 } else { 6505 /* 6506 * No package verification is enabled, so immediately start 6507 * the remote call to initiate copy using temporary file. 6508 */ 6509 ret = args.copyApk(mContainerService, true); 6510 } 6511 } 6512 6513 mRet = ret; 6514 } 6515 6516 @Override 6517 void handleReturnCode() { 6518 // If mArgs is null, then MCS couldn't be reached. When it 6519 // reconnects, it will try again to install. At that point, this 6520 // will succeed. 6521 if (mArgs != null) { 6522 processPendingInstall(mArgs, mRet); 6523 6524 if (mTempPackage != null) { 6525 if (!mTempPackage.delete()) { 6526 Slog.w(TAG, "Couldn't delete temporary file: " + 6527 mTempPackage.getAbsolutePath()); 6528 } 6529 } 6530 } 6531 } 6532 6533 @Override 6534 void handleServiceError() { 6535 mArgs = createInstallArgs(this); 6536 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6537 } 6538 6539 public boolean isForwardLocked() { 6540 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6541 } 6542 6543 public Uri getPackageUri() { 6544 if (mTempPackage != null) { 6545 return Uri.fromFile(mTempPackage); 6546 } else { 6547 return mPackageURI; 6548 } 6549 } 6550 } 6551 6552 /* 6553 * Utility class used in movePackage api. 6554 * srcArgs and targetArgs are not set for invalid flags and make 6555 * sure to do null checks when invoking methods on them. 6556 * We probably want to return ErrorPrams for both failed installs 6557 * and moves. 6558 */ 6559 class MoveParams extends HandlerParams { 6560 final IPackageMoveObserver observer; 6561 final int flags; 6562 final String packageName; 6563 final InstallArgs srcArgs; 6564 final InstallArgs targetArgs; 6565 int uid; 6566 int mRet; 6567 6568 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 6569 String packageName, String dataDir, int uid, UserHandle user) { 6570 super(user); 6571 this.srcArgs = srcArgs; 6572 this.observer = observer; 6573 this.flags = flags; 6574 this.packageName = packageName; 6575 this.uid = uid; 6576 if (srcArgs != null) { 6577 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 6578 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 6579 } else { 6580 targetArgs = null; 6581 } 6582 } 6583 6584 public void handleStartCopy() throws RemoteException { 6585 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6586 // Check for storage space on target medium 6587 if (!targetArgs.checkFreeStorage(mContainerService)) { 6588 Log.w(TAG, "Insufficient storage to install"); 6589 return; 6590 } 6591 6592 mRet = srcArgs.doPreCopy(); 6593 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6594 return; 6595 } 6596 6597 mRet = targetArgs.copyApk(mContainerService, false); 6598 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6599 srcArgs.doPostCopy(uid); 6600 return; 6601 } 6602 6603 mRet = srcArgs.doPostCopy(uid); 6604 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6605 return; 6606 } 6607 6608 mRet = targetArgs.doPreInstall(mRet); 6609 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6610 return; 6611 } 6612 6613 if (DEBUG_SD_INSTALL) { 6614 StringBuilder builder = new StringBuilder(); 6615 if (srcArgs != null) { 6616 builder.append("src: "); 6617 builder.append(srcArgs.getCodePath()); 6618 } 6619 if (targetArgs != null) { 6620 builder.append(" target : "); 6621 builder.append(targetArgs.getCodePath()); 6622 } 6623 Log.i(TAG, builder.toString()); 6624 } 6625 } 6626 6627 @Override 6628 void handleReturnCode() { 6629 targetArgs.doPostInstall(mRet, uid); 6630 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 6631 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 6632 currentStatus = PackageManager.MOVE_SUCCEEDED; 6633 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 6634 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 6635 } 6636 processPendingMove(this, currentStatus); 6637 } 6638 6639 @Override 6640 void handleServiceError() { 6641 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6642 } 6643 } 6644 6645 /** 6646 * Used during creation of InstallArgs 6647 * 6648 * @param flags package installation flags 6649 * @return true if should be installed on external storage 6650 */ 6651 private static boolean installOnSd(int flags) { 6652 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 6653 return false; 6654 } 6655 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 6656 return true; 6657 } 6658 return false; 6659 } 6660 6661 /** 6662 * Used during creation of InstallArgs 6663 * 6664 * @param flags package installation flags 6665 * @return true if should be installed as forward locked 6666 */ 6667 private static boolean installForwardLocked(int flags) { 6668 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6669 } 6670 6671 private InstallArgs createInstallArgs(InstallParams params) { 6672 if (installOnSd(params.flags) || params.isForwardLocked()) { 6673 return new AsecInstallArgs(params); 6674 } else { 6675 return new FileInstallArgs(params); 6676 } 6677 } 6678 6679 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 6680 String nativeLibraryPath) { 6681 final boolean isInAsec; 6682 if (installOnSd(flags)) { 6683 /* Apps on SD card are always in ASEC containers. */ 6684 isInAsec = true; 6685 } else if (installForwardLocked(flags) 6686 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 6687 /* 6688 * Forward-locked apps are only in ASEC containers if they're the 6689 * new style 6690 */ 6691 isInAsec = true; 6692 } else { 6693 isInAsec = false; 6694 } 6695 6696 if (isInAsec) { 6697 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 6698 installOnSd(flags), installForwardLocked(flags)); 6699 } else { 6700 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 6701 } 6702 } 6703 6704 // Used by package mover 6705 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 6706 if (installOnSd(flags) || installForwardLocked(flags)) { 6707 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 6708 + AsecInstallArgs.RES_FILE_NAME); 6709 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 6710 installForwardLocked(flags)); 6711 } else { 6712 return new FileInstallArgs(packageURI, pkgName, dataDir); 6713 } 6714 } 6715 6716 static abstract class InstallArgs { 6717 final IPackageInstallObserver observer; 6718 // Always refers to PackageManager flags only 6719 final int flags; 6720 final Uri packageURI; 6721 final String installerPackageName; 6722 final ManifestDigest manifestDigest; 6723 final UserHandle user; 6724 6725 InstallArgs(Uri packageURI, IPackageInstallObserver observer, int flags, 6726 String installerPackageName, ManifestDigest manifestDigest, 6727 UserHandle user) { 6728 this.packageURI = packageURI; 6729 this.flags = flags; 6730 this.observer = observer; 6731 this.installerPackageName = installerPackageName; 6732 this.manifestDigest = manifestDigest; 6733 this.user = user; 6734 } 6735 6736 abstract void createCopyFile(); 6737 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 6738 abstract int doPreInstall(int status); 6739 abstract boolean doRename(int status, String pkgName, String oldCodePath); 6740 6741 abstract int doPostInstall(int status, int uid); 6742 abstract String getCodePath(); 6743 abstract String getResourcePath(); 6744 abstract String getNativeLibraryPath(); 6745 // Need installer lock especially for dex file removal. 6746 abstract void cleanUpResourcesLI(); 6747 abstract boolean doPostDeleteLI(boolean delete); 6748 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 6749 6750 /** 6751 * Called before the source arguments are copied. This is used mostly 6752 * for MoveParams when it needs to read the source file to put it in the 6753 * destination. 6754 */ 6755 int doPreCopy() { 6756 return PackageManager.INSTALL_SUCCEEDED; 6757 } 6758 6759 /** 6760 * Called after the source arguments are copied. This is used mostly for 6761 * MoveParams when it needs to read the source file to put it in the 6762 * destination. 6763 * 6764 * @return 6765 */ 6766 int doPostCopy(int uid) { 6767 return PackageManager.INSTALL_SUCCEEDED; 6768 } 6769 6770 protected boolean isFwdLocked() { 6771 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6772 } 6773 6774 UserHandle getUser() { 6775 return user; 6776 } 6777 } 6778 6779 class FileInstallArgs extends InstallArgs { 6780 File installDir; 6781 String codeFileName; 6782 String resourceFileName; 6783 String libraryPath; 6784 boolean created = false; 6785 6786 FileInstallArgs(InstallParams params) { 6787 super(params.getPackageUri(), params.observer, params.flags, 6788 params.installerPackageName, params.getManifestDigest(), 6789 params.getUser()); 6790 } 6791 6792 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 6793 super(null, null, 0, null, null, null); 6794 File codeFile = new File(fullCodePath); 6795 installDir = codeFile.getParentFile(); 6796 codeFileName = fullCodePath; 6797 resourceFileName = fullResourcePath; 6798 libraryPath = nativeLibraryPath; 6799 } 6800 6801 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 6802 super(packageURI, null, 0, null, null, null); 6803 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6804 String apkName = getNextCodePath(null, pkgName, ".apk"); 6805 codeFileName = new File(installDir, apkName + ".apk").getPath(); 6806 resourceFileName = getResourcePathFromCodePath(); 6807 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 6808 } 6809 6810 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 6811 final long lowThreshold; 6812 6813 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6814 .getService(DeviceStorageMonitorService.SERVICE); 6815 if (dsm == null) { 6816 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6817 lowThreshold = 0L; 6818 } else { 6819 if (dsm.isMemoryLow()) { 6820 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 6821 return false; 6822 } 6823 6824 lowThreshold = dsm.getMemoryLowThreshold(); 6825 } 6826 6827 try { 6828 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6829 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6830 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 6831 } finally { 6832 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6833 } 6834 } 6835 6836 String getCodePath() { 6837 return codeFileName; 6838 } 6839 6840 void createCopyFile() { 6841 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6842 codeFileName = createTempPackageFile(installDir).getPath(); 6843 resourceFileName = getResourcePathFromCodePath(); 6844 libraryPath = getLibraryPathFromCodePath(); 6845 created = true; 6846 } 6847 6848 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 6849 if (temp) { 6850 // Generate temp file name 6851 createCopyFile(); 6852 } 6853 // Get a ParcelFileDescriptor to write to the output file 6854 File codeFile = new File(codeFileName); 6855 if (!created) { 6856 try { 6857 codeFile.createNewFile(); 6858 // Set permissions 6859 if (!setPermissions()) { 6860 // Failed setting permissions. 6861 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6862 } 6863 } catch (IOException e) { 6864 Slog.w(TAG, "Failed to create file " + codeFile); 6865 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6866 } 6867 } 6868 ParcelFileDescriptor out = null; 6869 try { 6870 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 6871 } catch (FileNotFoundException e) { 6872 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 6873 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6874 } 6875 // Copy the resource now 6876 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6877 try { 6878 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6879 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6880 ret = imcs.copyResource(packageURI, null, out); 6881 } finally { 6882 IoUtils.closeQuietly(out); 6883 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6884 } 6885 6886 if (isFwdLocked()) { 6887 final File destResourceFile = new File(getResourcePath()); 6888 6889 // Copy the public files 6890 try { 6891 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 6892 } catch (IOException e) { 6893 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 6894 + " forward-locked app."); 6895 destResourceFile.delete(); 6896 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6897 } 6898 } 6899 6900 final File nativeLibraryFile = new File(getNativeLibraryPath()); 6901 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 6902 if (nativeLibraryFile.exists()) { 6903 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 6904 nativeLibraryFile.delete(); 6905 } 6906 try { 6907 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 6908 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6909 return copyRet; 6910 } 6911 } catch (IOException e) { 6912 Slog.e(TAG, "Copying native libraries failed", e); 6913 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6914 } 6915 6916 return ret; 6917 } 6918 6919 int doPreInstall(int status) { 6920 if (status != PackageManager.INSTALL_SUCCEEDED) { 6921 cleanUp(); 6922 } 6923 return status; 6924 } 6925 6926 boolean doRename(int status, final String pkgName, String oldCodePath) { 6927 if (status != PackageManager.INSTALL_SUCCEEDED) { 6928 cleanUp(); 6929 return false; 6930 } else { 6931 final File oldCodeFile = new File(getCodePath()); 6932 final File oldResourceFile = new File(getResourcePath()); 6933 final File oldLibraryFile = new File(getNativeLibraryPath()); 6934 6935 // Rename APK file based on packageName 6936 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 6937 final File newCodeFile = new File(installDir, apkName + ".apk"); 6938 if (!oldCodeFile.renameTo(newCodeFile)) { 6939 return false; 6940 } 6941 codeFileName = newCodeFile.getPath(); 6942 6943 // Rename public resource file if it's forward-locked. 6944 final File newResFile = new File(getResourcePathFromCodePath()); 6945 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 6946 return false; 6947 } 6948 resourceFileName = newResFile.getPath(); 6949 6950 // Rename library path 6951 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 6952 if (newLibraryFile.exists()) { 6953 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 6954 newLibraryFile.delete(); 6955 } 6956 if (!oldLibraryFile.renameTo(newLibraryFile)) { 6957 Slog.e(TAG, "Cannot rename native library directory " 6958 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 6959 return false; 6960 } 6961 libraryPath = newLibraryFile.getPath(); 6962 6963 // Attempt to set permissions 6964 if (!setPermissions()) { 6965 return false; 6966 } 6967 6968 if (!SELinux.restorecon(newCodeFile)) { 6969 return false; 6970 } 6971 6972 return true; 6973 } 6974 } 6975 6976 int doPostInstall(int status, int uid) { 6977 if (status != PackageManager.INSTALL_SUCCEEDED) { 6978 cleanUp(); 6979 } 6980 return status; 6981 } 6982 6983 String getResourcePath() { 6984 return resourceFileName; 6985 } 6986 6987 private String getResourcePathFromCodePath() { 6988 final String codePath = getCodePath(); 6989 if (isFwdLocked()) { 6990 final StringBuilder sb = new StringBuilder(); 6991 6992 sb.append(mAppInstallDir.getPath()); 6993 sb.append('/'); 6994 sb.append(getApkName(codePath)); 6995 sb.append(".zip"); 6996 6997 /* 6998 * If our APK is a temporary file, mark the resource as a 6999 * temporary file as well so it can be cleaned up after 7000 * catastrophic failure. 7001 */ 7002 if (codePath.endsWith(".tmp")) { 7003 sb.append(".tmp"); 7004 } 7005 7006 return sb.toString(); 7007 } else { 7008 return codePath; 7009 } 7010 } 7011 7012 private String getLibraryPathFromCodePath() { 7013 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 7014 } 7015 7016 @Override 7017 String getNativeLibraryPath() { 7018 if (libraryPath == null) { 7019 libraryPath = getLibraryPathFromCodePath(); 7020 } 7021 return libraryPath; 7022 } 7023 7024 private boolean cleanUp() { 7025 boolean ret = true; 7026 String sourceDir = getCodePath(); 7027 String publicSourceDir = getResourcePath(); 7028 if (sourceDir != null) { 7029 File sourceFile = new File(sourceDir); 7030 if (!sourceFile.exists()) { 7031 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 7032 ret = false; 7033 } 7034 // Delete application's code and resources 7035 sourceFile.delete(); 7036 } 7037 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 7038 final File publicSourceFile = new File(publicSourceDir); 7039 if (!publicSourceFile.exists()) { 7040 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 7041 } 7042 if (publicSourceFile.exists()) { 7043 publicSourceFile.delete(); 7044 } 7045 } 7046 7047 if (libraryPath != null) { 7048 File nativeLibraryFile = new File(libraryPath); 7049 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 7050 if (!nativeLibraryFile.delete()) { 7051 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 7052 } 7053 } 7054 7055 return ret; 7056 } 7057 7058 void cleanUpResourcesLI() { 7059 String sourceDir = getCodePath(); 7060 if (cleanUp()) { 7061 int retCode = mInstaller.rmdex(sourceDir); 7062 if (retCode < 0) { 7063 Slog.w(TAG, "Couldn't remove dex file for package: " 7064 + " at location " 7065 + sourceDir + ", retcode=" + retCode); 7066 // we don't consider this to be a failure of the core package deletion 7067 } 7068 } 7069 } 7070 7071 private boolean setPermissions() { 7072 // TODO Do this in a more elegant way later on. for now just a hack 7073 if (!isFwdLocked()) { 7074 final int filePermissions = 7075 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 7076 |FileUtils.S_IROTH; 7077 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 7078 if (retCode != 0) { 7079 Slog.e(TAG, "Couldn't set new package file permissions for " + 7080 getCodePath() 7081 + ". The return code was: " + retCode); 7082 // TODO Define new internal error 7083 return false; 7084 } 7085 return true; 7086 } 7087 return true; 7088 } 7089 7090 boolean doPostDeleteLI(boolean delete) { 7091 // XXX err, shouldn't we respect the delete flag? 7092 cleanUpResourcesLI(); 7093 return true; 7094 } 7095 } 7096 7097 private boolean isAsecExternal(String cid) { 7098 final String asecPath = PackageHelper.getSdFilesystem(cid); 7099 return !asecPath.startsWith(mAsecInternalPath); 7100 } 7101 7102 /** 7103 * Extract the MountService "container ID" from the full code path of an 7104 * .apk. 7105 */ 7106 static String cidFromCodePath(String fullCodePath) { 7107 int eidx = fullCodePath.lastIndexOf("/"); 7108 String subStr1 = fullCodePath.substring(0, eidx); 7109 int sidx = subStr1.lastIndexOf("/"); 7110 return subStr1.substring(sidx+1, eidx); 7111 } 7112 7113 class AsecInstallArgs extends InstallArgs { 7114 static final String RES_FILE_NAME = "pkg.apk"; 7115 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 7116 7117 String cid; 7118 String packagePath; 7119 String resourcePath; 7120 String libraryPath; 7121 7122 AsecInstallArgs(InstallParams params) { 7123 super(params.getPackageUri(), params.observer, params.flags, 7124 params.installerPackageName, params.getManifestDigest(), 7125 params.getUser()); 7126 } 7127 7128 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 7129 boolean isExternal, boolean isForwardLocked) { 7130 super(null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7131 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7132 null, null, null); 7133 // Extract cid from fullCodePath 7134 int eidx = fullCodePath.lastIndexOf("/"); 7135 String subStr1 = fullCodePath.substring(0, eidx); 7136 int sidx = subStr1.lastIndexOf("/"); 7137 cid = subStr1.substring(sidx+1, eidx); 7138 setCachePath(subStr1); 7139 } 7140 7141 AsecInstallArgs(String cid, boolean isForwardLocked) { 7142 super(null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 7143 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7144 null, null, null); 7145 this.cid = cid; 7146 setCachePath(PackageHelper.getSdDir(cid)); 7147 } 7148 7149 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 7150 super(packageURI, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7151 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7152 null, null, null); 7153 this.cid = cid; 7154 } 7155 7156 void createCopyFile() { 7157 cid = getTempContainerId(); 7158 } 7159 7160 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 7161 try { 7162 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7163 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7164 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 7165 } finally { 7166 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7167 } 7168 } 7169 7170 private final boolean isExternal() { 7171 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7172 } 7173 7174 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 7175 if (temp) { 7176 createCopyFile(); 7177 } else { 7178 /* 7179 * Pre-emptively destroy the container since it's destroyed if 7180 * copying fails due to it existing anyway. 7181 */ 7182 PackageHelper.destroySdDir(cid); 7183 } 7184 7185 final String newCachePath; 7186 try { 7187 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7188 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7189 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 7190 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 7191 } finally { 7192 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7193 } 7194 7195 if (newCachePath != null) { 7196 setCachePath(newCachePath); 7197 return PackageManager.INSTALL_SUCCEEDED; 7198 } else { 7199 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7200 } 7201 } 7202 7203 @Override 7204 String getCodePath() { 7205 return packagePath; 7206 } 7207 7208 @Override 7209 String getResourcePath() { 7210 return resourcePath; 7211 } 7212 7213 @Override 7214 String getNativeLibraryPath() { 7215 return libraryPath; 7216 } 7217 7218 int doPreInstall(int status) { 7219 if (status != PackageManager.INSTALL_SUCCEEDED) { 7220 // Destroy container 7221 PackageHelper.destroySdDir(cid); 7222 } else { 7223 boolean mounted = PackageHelper.isContainerMounted(cid); 7224 if (!mounted) { 7225 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 7226 Process.SYSTEM_UID); 7227 if (newCachePath != null) { 7228 setCachePath(newCachePath); 7229 } else { 7230 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7231 } 7232 } 7233 } 7234 return status; 7235 } 7236 7237 boolean doRename(int status, final String pkgName, 7238 String oldCodePath) { 7239 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 7240 String newCachePath = null; 7241 if (PackageHelper.isContainerMounted(cid)) { 7242 // Unmount the container 7243 if (!PackageHelper.unMountSdDir(cid)) { 7244 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 7245 return false; 7246 } 7247 } 7248 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7249 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 7250 " which might be stale. Will try to clean up."); 7251 // Clean up the stale container and proceed to recreate. 7252 if (!PackageHelper.destroySdDir(newCacheId)) { 7253 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 7254 return false; 7255 } 7256 // Successfully cleaned up stale container. Try to rename again. 7257 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7258 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 7259 + " inspite of cleaning it up."); 7260 return false; 7261 } 7262 } 7263 if (!PackageHelper.isContainerMounted(newCacheId)) { 7264 Slog.w(TAG, "Mounting container " + newCacheId); 7265 newCachePath = PackageHelper.mountSdDir(newCacheId, 7266 getEncryptKey(), Process.SYSTEM_UID); 7267 } else { 7268 newCachePath = PackageHelper.getSdDir(newCacheId); 7269 } 7270 if (newCachePath == null) { 7271 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 7272 return false; 7273 } 7274 Log.i(TAG, "Succesfully renamed " + cid + 7275 " to " + newCacheId + 7276 " at new path: " + newCachePath); 7277 cid = newCacheId; 7278 setCachePath(newCachePath); 7279 return true; 7280 } 7281 7282 private void setCachePath(String newCachePath) { 7283 File cachePath = new File(newCachePath); 7284 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 7285 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 7286 7287 if (isFwdLocked()) { 7288 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 7289 } else { 7290 resourcePath = packagePath; 7291 } 7292 } 7293 7294 int doPostInstall(int status, int uid) { 7295 if (status != PackageManager.INSTALL_SUCCEEDED) { 7296 cleanUp(); 7297 } else { 7298 final int groupOwner; 7299 final String protectedFile; 7300 if (isFwdLocked()) { 7301 groupOwner = UserHandle.getSharedAppGid(uid); 7302 protectedFile = RES_FILE_NAME; 7303 } else { 7304 groupOwner = -1; 7305 protectedFile = null; 7306 } 7307 7308 if (uid < Process.FIRST_APPLICATION_UID 7309 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 7310 Slog.e(TAG, "Failed to finalize " + cid); 7311 PackageHelper.destroySdDir(cid); 7312 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7313 } 7314 7315 boolean mounted = PackageHelper.isContainerMounted(cid); 7316 if (!mounted) { 7317 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 7318 } 7319 } 7320 return status; 7321 } 7322 7323 private void cleanUp() { 7324 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 7325 7326 // Destroy secure container 7327 PackageHelper.destroySdDir(cid); 7328 } 7329 7330 void cleanUpResourcesLI() { 7331 String sourceFile = getCodePath(); 7332 // Remove dex file 7333 int retCode = mInstaller.rmdex(sourceFile); 7334 if (retCode < 0) { 7335 Slog.w(TAG, "Couldn't remove dex file for package: " 7336 + " at location " 7337 + sourceFile.toString() + ", retcode=" + retCode); 7338 // we don't consider this to be a failure of the core package deletion 7339 } 7340 cleanUp(); 7341 } 7342 7343 boolean matchContainer(String app) { 7344 if (cid.startsWith(app)) { 7345 return true; 7346 } 7347 return false; 7348 } 7349 7350 String getPackageName() { 7351 return getAsecPackageName(cid); 7352 } 7353 7354 boolean doPostDeleteLI(boolean delete) { 7355 boolean ret = false; 7356 boolean mounted = PackageHelper.isContainerMounted(cid); 7357 if (mounted) { 7358 // Unmount first 7359 ret = PackageHelper.unMountSdDir(cid); 7360 } 7361 if (ret && delete) { 7362 cleanUpResourcesLI(); 7363 } 7364 return ret; 7365 } 7366 7367 @Override 7368 int doPreCopy() { 7369 if (isFwdLocked()) { 7370 if (!PackageHelper.fixSdPermissions(cid, 7371 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 7372 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7373 } 7374 } 7375 7376 return PackageManager.INSTALL_SUCCEEDED; 7377 } 7378 7379 @Override 7380 int doPostCopy(int uid) { 7381 if (isFwdLocked()) { 7382 if (uid < Process.FIRST_APPLICATION_UID 7383 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 7384 RES_FILE_NAME)) { 7385 Slog.e(TAG, "Failed to finalize " + cid); 7386 PackageHelper.destroySdDir(cid); 7387 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7388 } 7389 } 7390 7391 return PackageManager.INSTALL_SUCCEEDED; 7392 } 7393 }; 7394 7395 static String getAsecPackageName(String packageCid) { 7396 int idx = packageCid.lastIndexOf("-"); 7397 if (idx == -1) { 7398 return packageCid; 7399 } 7400 return packageCid.substring(0, idx); 7401 } 7402 7403 // Utility method used to create code paths based on package name and available index. 7404 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 7405 String idxStr = ""; 7406 int idx = 1; 7407 // Fall back to default value of idx=1 if prefix is not 7408 // part of oldCodePath 7409 if (oldCodePath != null) { 7410 String subStr = oldCodePath; 7411 // Drop the suffix right away 7412 if (subStr.endsWith(suffix)) { 7413 subStr = subStr.substring(0, subStr.length() - suffix.length()); 7414 } 7415 // If oldCodePath already contains prefix find out the 7416 // ending index to either increment or decrement. 7417 int sidx = subStr.lastIndexOf(prefix); 7418 if (sidx != -1) { 7419 subStr = subStr.substring(sidx + prefix.length()); 7420 if (subStr != null) { 7421 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 7422 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 7423 } 7424 try { 7425 idx = Integer.parseInt(subStr); 7426 if (idx <= 1) { 7427 idx++; 7428 } else { 7429 idx--; 7430 } 7431 } catch(NumberFormatException e) { 7432 } 7433 } 7434 } 7435 } 7436 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 7437 return prefix + idxStr; 7438 } 7439 7440 // Utility method used to ignore ADD/REMOVE events 7441 // by directory observer. 7442 private static boolean ignoreCodePath(String fullPathStr) { 7443 String apkName = getApkName(fullPathStr); 7444 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 7445 if (idx != -1 && ((idx+1) < apkName.length())) { 7446 // Make sure the package ends with a numeral 7447 String version = apkName.substring(idx+1); 7448 try { 7449 Integer.parseInt(version); 7450 return true; 7451 } catch (NumberFormatException e) {} 7452 } 7453 return false; 7454 } 7455 7456 // Utility method that returns the relative package path with respect 7457 // to the installation directory. Like say for /data/data/com.test-1.apk 7458 // string com.test-1 is returned. 7459 static String getApkName(String codePath) { 7460 if (codePath == null) { 7461 return null; 7462 } 7463 int sidx = codePath.lastIndexOf("/"); 7464 int eidx = codePath.lastIndexOf("."); 7465 if (eidx == -1) { 7466 eidx = codePath.length(); 7467 } else if (eidx == 0) { 7468 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 7469 return null; 7470 } 7471 return codePath.substring(sidx+1, eidx); 7472 } 7473 7474 class PackageInstalledInfo { 7475 String name; 7476 int uid; 7477 // The set of users that originally had this package installed. 7478 int[] origUsers; 7479 // The set of users that now have this package installed. 7480 int[] newUsers; 7481 PackageParser.Package pkg; 7482 int returnCode; 7483 PackageRemovedInfo removedInfo; 7484 } 7485 7486 /* 7487 * Install a non-existing package. 7488 */ 7489 private void installNewPackageLI(PackageParser.Package pkg, 7490 int parseFlags, int scanMode, UserHandle user, 7491 String installerPackageName, PackageInstalledInfo res) { 7492 // Remember this for later, in case we need to rollback this install 7493 String pkgName = pkg.packageName; 7494 7495 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 7496 synchronized(mPackages) { 7497 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 7498 // A package with the same name is already installed, though 7499 // it has been renamed to an older name. The package we 7500 // are trying to install should be installed as an update to 7501 // the existing one, but that has not been requested, so bail. 7502 Slog.w(TAG, "Attempt to re-install " + pkgName 7503 + " without first uninstalling package running as " 7504 + mSettings.mRenamedPackages.get(pkgName)); 7505 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7506 return; 7507 } 7508 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 7509 // Don't allow installation over an existing package with the same name. 7510 Slog.w(TAG, "Attempt to re-install " + pkgName 7511 + " without first uninstalling."); 7512 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7513 return; 7514 } 7515 } 7516 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7517 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 7518 System.currentTimeMillis(), user); 7519 if (newPackage == null) { 7520 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7521 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7522 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7523 } 7524 } else { 7525 updateSettingsLI(newPackage, 7526 installerPackageName, 7527 res); 7528 // delete the partially installed application. the data directory will have to be 7529 // restored if it was already existing 7530 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7531 // remove package from internal structures. Note that we want deletePackageX to 7532 // delete the package data and cache directories that it created in 7533 // scanPackageLocked, unless those directories existed before we even tried to 7534 // install. 7535 deletePackageLI(pkgName, UserHandle.ALL, false, 7536 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 7537 res.removedInfo, true); 7538 } 7539 } 7540 } 7541 7542 private void replacePackageLI(PackageParser.Package pkg, 7543 int parseFlags, int scanMode, UserHandle user, 7544 String installerPackageName, PackageInstalledInfo res) { 7545 7546 PackageParser.Package oldPackage; 7547 String pkgName = pkg.packageName; 7548 // First find the old package info and check signatures 7549 synchronized(mPackages) { 7550 oldPackage = mPackages.get(pkgName); 7551 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 7552 != PackageManager.SIGNATURE_MATCH) { 7553 Slog.w(TAG, "New package has a different signature: " + pkgName); 7554 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 7555 return; 7556 } 7557 } 7558 boolean sysPkg = (isSystemApp(oldPackage)); 7559 if (sysPkg) { 7560 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7561 user, installerPackageName, res); 7562 } else { 7563 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7564 user, installerPackageName, res); 7565 } 7566 } 7567 7568 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 7569 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7570 String installerPackageName, PackageInstalledInfo res) { 7571 PackageParser.Package newPackage = null; 7572 String pkgName = deletedPackage.packageName; 7573 boolean deletedPkg = true; 7574 boolean updatedSettings = false; 7575 7576 long origUpdateTime; 7577 if (pkg.mExtras != null) { 7578 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 7579 } else { 7580 origUpdateTime = 0; 7581 } 7582 7583 // First delete the existing package while retaining the data directory 7584 if (!deletePackageLI(pkgName, null, true, PackageManager.DELETE_KEEP_DATA, 7585 res.removedInfo, true)) { 7586 // If the existing package wasn't successfully deleted 7587 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7588 deletedPkg = false; 7589 } else { 7590 // Successfully deleted the old package. Now proceed with re-installation 7591 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7592 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 7593 System.currentTimeMillis(), user); 7594 if (newPackage == null) { 7595 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7596 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7597 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7598 } 7599 } else { 7600 updateSettingsLI(newPackage, 7601 installerPackageName, 7602 res); 7603 updatedSettings = true; 7604 } 7605 } 7606 7607 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7608 // remove package from internal structures. Note that we want deletePackageX to 7609 // delete the package data and cache directories that it created in 7610 // scanPackageLocked, unless those directories existed before we even tried to 7611 // install. 7612 if(updatedSettings) { 7613 deletePackageLI( 7614 pkgName, null, true, 7615 PackageManager.DELETE_KEEP_DATA, 7616 res.removedInfo, true); 7617 } 7618 // Since we failed to install the new package we need to restore the old 7619 // package that we deleted. 7620 if(deletedPkg) { 7621 File restoreFile = new File(deletedPackage.mPath); 7622 // Parse old package 7623 boolean oldOnSd = isExternal(deletedPackage); 7624 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 7625 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 7626 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 7627 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 7628 | SCAN_UPDATE_TIME; 7629 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 7630 origUpdateTime, null) == null) { 7631 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 7632 return; 7633 } 7634 // Restore of old package succeeded. Update permissions. 7635 // writer 7636 synchronized (mPackages) { 7637 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 7638 UPDATE_PERMISSIONS_ALL); 7639 // can downgrade to reader 7640 mSettings.writeLPr(); 7641 } 7642 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 7643 } 7644 } 7645 } 7646 7647 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 7648 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7649 String installerPackageName, PackageInstalledInfo res) { 7650 PackageParser.Package newPackage = null; 7651 boolean updatedSettings = false; 7652 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 7653 PackageParser.PARSE_IS_SYSTEM; 7654 String packageName = deletedPackage.packageName; 7655 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7656 if (packageName == null) { 7657 Slog.w(TAG, "Attempt to delete null packageName."); 7658 return; 7659 } 7660 PackageParser.Package oldPkg; 7661 PackageSetting oldPkgSetting; 7662 // reader 7663 synchronized (mPackages) { 7664 oldPkg = mPackages.get(packageName); 7665 oldPkgSetting = mSettings.mPackages.get(packageName); 7666 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 7667 (oldPkgSetting == null)) { 7668 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 7669 return; 7670 } 7671 } 7672 7673 killApplication(packageName, oldPkg.applicationInfo.uid); 7674 7675 res.removedInfo.uid = oldPkg.applicationInfo.uid; 7676 res.removedInfo.removedPackage = packageName; 7677 // Remove existing system package 7678 removePackageLI(oldPkgSetting, true); 7679 // writer 7680 synchronized (mPackages) { 7681 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 7682 // We didn't need to disable the .apk as a current system package, 7683 // which means we are replacing another update that is already 7684 // installed. We need to make sure to delete the older one's .apk. 7685 res.removedInfo.args = createInstallArgs(0, 7686 deletedPackage.applicationInfo.sourceDir, 7687 deletedPackage.applicationInfo.publicSourceDir, 7688 deletedPackage.applicationInfo.nativeLibraryDir); 7689 } else { 7690 res.removedInfo.args = null; 7691 } 7692 } 7693 7694 // Successfully disabled the old package. Now proceed with re-installation 7695 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7696 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7697 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 7698 if (newPackage == null) { 7699 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7700 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7701 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7702 } 7703 } else { 7704 if (newPackage.mExtras != null) { 7705 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 7706 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 7707 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 7708 } 7709 updateSettingsLI(newPackage, installerPackageName, res); 7710 updatedSettings = true; 7711 } 7712 7713 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7714 // Re installation failed. Restore old information 7715 // Remove new pkg information 7716 if (newPackage != null) { 7717 removeInstalledPackageLI(newPackage, true); 7718 } 7719 // Add back the old system package 7720 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 7721 // Restore the old system information in Settings 7722 synchronized(mPackages) { 7723 if (updatedSettings) { 7724 mSettings.enableSystemPackageLPw(packageName); 7725 mSettings.setInstallerPackageName(packageName, 7726 oldPkgSetting.installerPackageName); 7727 } 7728 mSettings.writeLPr(); 7729 } 7730 } 7731 } 7732 7733 // Utility method used to move dex files during install. 7734 private int moveDexFilesLI(PackageParser.Package newPackage) { 7735 int retCode; 7736 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 7737 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 7738 if (retCode != 0) { 7739 if (mNoDexOpt) { 7740 /* 7741 * If we're in an engineering build, programs are lazily run 7742 * through dexopt. If the .dex file doesn't exist yet, it 7743 * will be created when the program is run next. 7744 */ 7745 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 7746 } else { 7747 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 7748 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7749 } 7750 } 7751 } 7752 return PackageManager.INSTALL_SUCCEEDED; 7753 } 7754 7755 private void updateSettingsLI(PackageParser.Package newPackage, 7756 String installerPackageName, PackageInstalledInfo res) { 7757 String pkgName = newPackage.packageName; 7758 synchronized (mPackages) { 7759 //write settings. the installStatus will be incomplete at this stage. 7760 //note that the new package setting would have already been 7761 //added to mPackages. It hasn't been persisted yet. 7762 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 7763 mSettings.writeLPr(); 7764 } 7765 7766 if ((res.returnCode = moveDexFilesLI(newPackage)) 7767 != PackageManager.INSTALL_SUCCEEDED) { 7768 // Discontinue if moving dex files failed. 7769 return; 7770 } 7771 7772 Log.d(TAG, "New package installed in " + newPackage.mPath); 7773 7774 synchronized (mPackages) { 7775 updatePermissionsLPw(newPackage.packageName, newPackage, 7776 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 7777 ? UPDATE_PERMISSIONS_ALL : 0)); 7778 res.name = pkgName; 7779 res.uid = newPackage.applicationInfo.uid; 7780 res.pkg = newPackage; 7781 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 7782 mSettings.setInstallerPackageName(pkgName, installerPackageName); 7783 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7784 //to update install status 7785 mSettings.writeLPr(); 7786 } 7787 } 7788 7789 private void installPackageLI(InstallArgs args, 7790 boolean newInstall, PackageInstalledInfo res) { 7791 int pFlags = args.flags; 7792 String installerPackageName = args.installerPackageName; 7793 File tmpPackageFile = new File(args.getCodePath()); 7794 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 7795 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 7796 boolean replace = false; 7797 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 7798 | (newInstall ? SCAN_NEW_INSTALL : 0); 7799 // Result object to be returned 7800 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7801 7802 // Retrieve PackageSettings and parse package 7803 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 7804 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 7805 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 7806 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 7807 pp.setSeparateProcesses(mSeparateProcesses); 7808 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 7809 null, mMetrics, parseFlags); 7810 if (pkg == null) { 7811 res.returnCode = pp.getParseError(); 7812 return; 7813 } 7814 String pkgName = res.name = pkg.packageName; 7815 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 7816 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 7817 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 7818 return; 7819 } 7820 } 7821 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 7822 res.returnCode = pp.getParseError(); 7823 return; 7824 } 7825 7826 /* If the installer passed in a manifest digest, compare it now. */ 7827 if (args.manifestDigest != null) { 7828 if (DEBUG_INSTALL) { 7829 final String parsedManifest = pkg.manifestDigest == null ? "null" 7830 : pkg.manifestDigest.toString(); 7831 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 7832 + parsedManifest); 7833 } 7834 7835 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 7836 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 7837 return; 7838 } 7839 } else if (DEBUG_INSTALL) { 7840 final String parsedManifest = pkg.manifestDigest == null 7841 ? "null" : pkg.manifestDigest.toString(); 7842 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 7843 } 7844 7845 // Get rid of all references to package scan path via parser. 7846 pp = null; 7847 String oldCodePath = null; 7848 boolean systemApp = false; 7849 synchronized (mPackages) { 7850 // Check if installing already existing package 7851 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7852 String oldName = mSettings.mRenamedPackages.get(pkgName); 7853 if (pkg.mOriginalPackages != null 7854 && pkg.mOriginalPackages.contains(oldName) 7855 && mPackages.containsKey(oldName)) { 7856 // This package is derived from an original package, 7857 // and this device has been updating from that original 7858 // name. We must continue using the original name, so 7859 // rename the new package here. 7860 pkg.setPackageName(oldName); 7861 pkgName = pkg.packageName; 7862 replace = true; 7863 } else if (mPackages.containsKey(pkgName)) { 7864 // This package, under its official name, already exists 7865 // on the device; we should replace it. 7866 replace = true; 7867 } 7868 } 7869 PackageSetting ps = mSettings.mPackages.get(pkgName); 7870 if (ps != null) { 7871 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 7872 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7873 systemApp = (ps.pkg.applicationInfo.flags & 7874 ApplicationInfo.FLAG_SYSTEM) != 0; 7875 } 7876 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7877 } 7878 } 7879 7880 if (systemApp && onSd) { 7881 // Disable updates to system apps on sdcard 7882 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 7883 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7884 return; 7885 } 7886 7887 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 7888 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7889 return; 7890 } 7891 // Set application objects path explicitly after the rename 7892 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 7893 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 7894 if (replace) { 7895 replacePackageLI(pkg, parseFlags, scanMode, args.user, 7896 installerPackageName, res); 7897 } else { 7898 installNewPackageLI(pkg, parseFlags, scanMode, args.user, 7899 installerPackageName, res); 7900 } 7901 synchronized (mPackages) { 7902 final PackageSetting ps = mSettings.mPackages.get(pkgName); 7903 if (ps != null) { 7904 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7905 } 7906 } 7907 } 7908 7909 private static boolean isForwardLocked(PackageParser.Package pkg) { 7910 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7911 } 7912 7913 7914 private boolean isForwardLocked(PackageSetting ps) { 7915 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7916 } 7917 7918 private static boolean isExternal(PackageParser.Package pkg) { 7919 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7920 } 7921 7922 private static boolean isExternal(PackageSetting ps) { 7923 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7924 } 7925 7926 private static boolean isSystemApp(PackageParser.Package pkg) { 7927 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7928 } 7929 7930 private static boolean isSystemApp(ApplicationInfo info) { 7931 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7932 } 7933 7934 private static boolean isSystemApp(PackageSetting ps) { 7935 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 7936 } 7937 7938 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 7939 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 7940 } 7941 7942 private int packageFlagsToInstallFlags(PackageSetting ps) { 7943 int installFlags = 0; 7944 if (isExternal(ps)) { 7945 installFlags |= PackageManager.INSTALL_EXTERNAL; 7946 } 7947 if (isForwardLocked(ps)) { 7948 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 7949 } 7950 return installFlags; 7951 } 7952 7953 private void deleteTempPackageFiles() { 7954 final FilenameFilter filter = new FilenameFilter() { 7955 public boolean accept(File dir, String name) { 7956 return name.startsWith("vmdl") && name.endsWith(".tmp"); 7957 } 7958 }; 7959 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 7960 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 7961 } 7962 7963 private static final void deleteTempPackageFilesInDirectory(File directory, 7964 FilenameFilter filter) { 7965 final String[] tmpFilesList = directory.list(filter); 7966 if (tmpFilesList == null) { 7967 return; 7968 } 7969 for (int i = 0; i < tmpFilesList.length; i++) { 7970 final File tmpFile = new File(directory, tmpFilesList[i]); 7971 tmpFile.delete(); 7972 } 7973 } 7974 7975 private File createTempPackageFile(File installDir) { 7976 File tmpPackageFile; 7977 try { 7978 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 7979 } catch (IOException e) { 7980 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 7981 return null; 7982 } 7983 try { 7984 FileUtils.setPermissions( 7985 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 7986 -1, -1); 7987 if (!SELinux.restorecon(tmpPackageFile)) { 7988 return null; 7989 } 7990 } catch (IOException e) { 7991 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 7992 return null; 7993 } 7994 return tmpPackageFile; 7995 } 7996 7997 public void deletePackage(final String packageName, 7998 final IPackageDeleteObserver observer, 7999 final int flags) { 8000 mContext.enforceCallingOrSelfPermission( 8001 android.Manifest.permission.DELETE_PACKAGES, null); 8002 // Queue up an async operation since the package deletion may take a little while. 8003 final int uid = Binder.getCallingUid(); 8004 mHandler.post(new Runnable() { 8005 public void run() { 8006 mHandler.removeCallbacks(this); 8007 final int returnCode = deletePackageX(packageName, uid, flags); 8008 if (observer != null) { 8009 try { 8010 observer.packageDeleted(packageName, returnCode); 8011 } catch (RemoteException e) { 8012 Log.i(TAG, "Observer no longer exists."); 8013 } //end catch 8014 } //end if 8015 } //end run 8016 }); 8017 } 8018 8019 /** 8020 * This method is an internal method that could be get invoked either 8021 * to delete an installed package or to clean up a failed installation. 8022 * After deleting an installed package, a broadcast is sent to notify any 8023 * listeners that the package has been installed. For cleaning up a failed 8024 * installation, the broadcast is not necessary since the package's 8025 * installation wouldn't have sent the initial broadcast either 8026 * The key steps in deleting a package are 8027 * deleting the package information in internal structures like mPackages, 8028 * deleting the packages base directories through installd 8029 * updating mSettings to reflect current status 8030 * persisting settings for later use 8031 * sending a broadcast if necessary 8032 */ 8033 private int deletePackageX(String packageName, int uid, int flags) { 8034 final PackageRemovedInfo info = new PackageRemovedInfo(); 8035 final boolean res; 8036 8037 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 8038 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 8039 try { 8040 if (dpm != null && dpm.packageHasActiveAdmins(packageName, UserHandle.getUserId(uid))) { 8041 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 8042 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 8043 } 8044 } catch (RemoteException e) { 8045 } 8046 8047 boolean removedForAllUsers = false; 8048 boolean systemUpdate = false; 8049 synchronized (mInstallLock) { 8050 res = deletePackageLI(packageName, 8051 (flags & PackageManager.DELETE_ALL_USERS) != 0 8052 ? UserHandle.ALL : new UserHandle(UserHandle.getUserId(uid)), 8053 true, flags | REMOVE_CHATTY, info, true); 8054 systemUpdate = info.isRemovedPackageSystemUpdate; 8055 if (res && !systemUpdate && mPackages.get(packageName) == null) { 8056 removedForAllUsers = true; 8057 } 8058 } 8059 8060 if (res) { 8061 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 8062 8063 // If the removed package was a system update, the old system package 8064 // was re-enabled; we need to broadcast this information 8065 if (systemUpdate) { 8066 Bundle extras = new Bundle(1); 8067 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 8068 ? info.removedAppId : info.uid); 8069 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8070 8071 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 8072 extras, null, null, null); 8073 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 8074 extras, null, null, null); 8075 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 8076 null, packageName, null, null); 8077 } 8078 } 8079 // Force a gc here. 8080 Runtime.getRuntime().gc(); 8081 // Delete the resources here after sending the broadcast to let 8082 // other processes clean up before deleting resources. 8083 if (info.args != null) { 8084 synchronized (mInstallLock) { 8085 info.args.doPostDeleteLI(true); 8086 } 8087 } 8088 8089 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 8090 } 8091 8092 static class PackageRemovedInfo { 8093 String removedPackage; 8094 int uid = -1; 8095 int removedAppId = -1; 8096 int[] removedUsers = null; 8097 boolean isRemovedPackageSystemUpdate = false; 8098 // Clean up resources deleted packages. 8099 InstallArgs args = null; 8100 8101 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 8102 Bundle extras = new Bundle(1); 8103 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 8104 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 8105 if (replacing) { 8106 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8107 } 8108 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 8109 if (removedPackage != null) { 8110 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 8111 extras, null, null, removedUsers); 8112 if (fullRemove && !replacing) { 8113 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 8114 extras, null, null, removedUsers); 8115 } 8116 } 8117 if (removedAppId >= 0) { 8118 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 8119 removedUsers); 8120 } 8121 } 8122 } 8123 8124 /* 8125 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 8126 * flag is not set, the data directory is removed as well. 8127 * make sure this flag is set for partially installed apps. If not its meaningless to 8128 * delete a partially installed application. 8129 */ 8130 private void removePackageDataLI(PackageSetting ps, PackageRemovedInfo outInfo, 8131 int flags, boolean writeSettings) { 8132 String packageName = ps.name; 8133 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 8134 // Retrieve object to delete permissions for shared user later on 8135 final PackageSetting deletedPs; 8136 // reader 8137 synchronized (mPackages) { 8138 deletedPs = mSettings.mPackages.get(packageName); 8139 if (outInfo != null) { 8140 outInfo.removedPackage = packageName; 8141 outInfo.removedUsers = deletedPs != null 8142 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 8143 : null; 8144 } 8145 } 8146 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8147 removeDataDirsLI(packageName); 8148 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 8149 } 8150 // writer 8151 synchronized (mPackages) { 8152 if (deletedPs != null) { 8153 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8154 if (outInfo != null) { 8155 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 8156 } 8157 if (deletedPs != null) { 8158 updatePermissionsLPw(deletedPs.name, null, 0); 8159 if (deletedPs.sharedUser != null) { 8160 // remove permissions associated with package 8161 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 8162 } 8163 } 8164 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 8165 } 8166 } 8167 // can downgrade to reader 8168 if (writeSettings) { 8169 // Save settings now 8170 mSettings.writeLPr(); 8171 } 8172 } 8173 } 8174 8175 /* 8176 * Tries to delete system package. 8177 */ 8178 private boolean deleteSystemPackageLI(PackageSetting newPs, 8179 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 8180 PackageSetting disabledPs = null; 8181 // Confirm if the system package has been updated 8182 // An updated system app can be deleted. This will also have to restore 8183 // the system pkg from system partition 8184 // reader 8185 synchronized (mPackages) { 8186 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 8187 } 8188 if (disabledPs == null) { 8189 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 8190 return false; 8191 } else { 8192 Log.i(TAG, "Deleting system pkg from data partition"); 8193 } 8194 // Delete the updated package 8195 outInfo.isRemovedPackageSystemUpdate = true; 8196 if (disabledPs.versionCode < newPs.versionCode) { 8197 // Delete data for downgrades 8198 flags &= ~PackageManager.DELETE_KEEP_DATA; 8199 } else { 8200 // Preserve data by setting flag 8201 flags |= PackageManager.DELETE_KEEP_DATA; 8202 } 8203 boolean ret = deleteInstalledPackageLI(newPs, true, flags, outInfo, 8204 writeSettings); 8205 if (!ret) { 8206 return false; 8207 } 8208 // writer 8209 synchronized (mPackages) { 8210 // Reinstate the old system package 8211 mSettings.enableSystemPackageLPw(newPs.name); 8212 // Remove any native libraries from the upgraded package. 8213 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 8214 } 8215 // Install the system package 8216 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 8217 PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM, 8218 SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 8219 8220 if (newPkg == null) { 8221 Slog.w(TAG, "Failed to restore system package:" + newPs.name 8222 + " with error:" + mLastScanError); 8223 return false; 8224 } 8225 // writer 8226 synchronized (mPackages) { 8227 updatePermissionsLPw(newPkg.packageName, newPkg, 8228 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 8229 // can downgrade to reader here 8230 if (writeSettings) { 8231 mSettings.writeLPr(); 8232 } 8233 } 8234 return true; 8235 } 8236 8237 private boolean deleteInstalledPackageLI(PackageSetting ps, 8238 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8239 boolean writeSettings) { 8240 if (outInfo != null) { 8241 outInfo.uid = ps.appId; 8242 } 8243 8244 // Delete package data from internal structures and also remove data if flag is set 8245 removePackageDataLI(ps, outInfo, flags, writeSettings); 8246 8247 // Delete application code and resources 8248 if (deleteCodeAndResources) { 8249 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 8250 ps.resourcePathString, ps.nativeLibraryPathString); 8251 } 8252 return true; 8253 } 8254 8255 /* 8256 * This method handles package deletion in general 8257 */ 8258 private boolean deletePackageLI(String packageName, UserHandle user, 8259 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8260 boolean writeSettings) { 8261 if (packageName == null) { 8262 Slog.w(TAG, "Attempt to delete null packageName."); 8263 return false; 8264 } 8265 PackageSetting ps; 8266 boolean dataOnly = false; 8267 int removeUser = -1; 8268 int appId = -1; 8269 synchronized (mPackages) { 8270 ps = mSettings.mPackages.get(packageName); 8271 if (ps == null) { 8272 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 8273 return false; 8274 } 8275 if (!isSystemApp(ps) && user != null 8276 && user.getIdentifier() != UserHandle.USER_ALL) { 8277 // The caller is asking that the package only be deleted for a single 8278 // user. To do this, we just mark its uninstalled state and delete 8279 // its data. 8280 ps.setUserState(user.getIdentifier(), 8281 COMPONENT_ENABLED_STATE_DEFAULT, 8282 false, //installed 8283 true, //stopped 8284 true, //notLaunched 8285 null, null); 8286 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 8287 // Other user still have this package installed, so all 8288 // we need to do is clear this user's data and save that 8289 // it is uninstalled. 8290 removeUser = user.getIdentifier(); 8291 appId = ps.appId; 8292 mSettings.writePackageRestrictionsLPr(removeUser); 8293 } else { 8294 // We need to set it back to 'installed' so the uninstall 8295 // broadcasts will be sent correctly. 8296 ps.setInstalled(true, user.getIdentifier()); 8297 } 8298 } 8299 } 8300 8301 if (removeUser >= 0) { 8302 // From above, we determined that we are deleting this only 8303 // for a single user. Continue the work here. 8304 if (outInfo != null) { 8305 outInfo.removedPackage = packageName; 8306 outInfo.removedAppId = appId; 8307 outInfo.removedUsers = new int[] {removeUser}; 8308 } 8309 mInstaller.clearUserData(packageName, removeUser); 8310 schedulePackageCleaning(packageName, removeUser, false); 8311 return true; 8312 } 8313 8314 if (dataOnly) { 8315 // Delete application data first 8316 removePackageDataLI(ps, outInfo, flags, writeSettings); 8317 return true; 8318 } 8319 boolean ret = false; 8320 if (isSystemApp(ps)) { 8321 Log.i(TAG, "Removing system package:" + ps.name); 8322 // When an updated system application is deleted we delete the existing resources as well and 8323 // fall back to existing code in system partition 8324 ret = deleteSystemPackageLI(ps, flags, outInfo, writeSettings); 8325 } else { 8326 Log.i(TAG, "Removing non-system package:" + ps.name); 8327 // Kill application pre-emptively especially for apps on sd. 8328 killApplication(packageName, ps.appId); 8329 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, outInfo, 8330 writeSettings); 8331 } 8332 return ret; 8333 } 8334 8335 private final class ClearStorageConnection implements ServiceConnection { 8336 IMediaContainerService mContainerService; 8337 8338 @Override 8339 public void onServiceConnected(ComponentName name, IBinder service) { 8340 synchronized (this) { 8341 mContainerService = IMediaContainerService.Stub.asInterface(service); 8342 notifyAll(); 8343 } 8344 } 8345 8346 @Override 8347 public void onServiceDisconnected(ComponentName name) { 8348 } 8349 } 8350 8351 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 8352 final boolean mounted; 8353 if (Environment.isExternalStorageEmulated()) { 8354 mounted = true; 8355 } else { 8356 final String status = Environment.getExternalStorageState(); 8357 8358 mounted = status.equals(Environment.MEDIA_MOUNTED) 8359 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 8360 } 8361 8362 if (!mounted) { 8363 return; 8364 } 8365 8366 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 8367 int[] users; 8368 if (userId == UserHandle.USER_ALL) { 8369 users = sUserManager.getUserIds(); 8370 } else { 8371 users = new int[] { userId }; 8372 } 8373 final ClearStorageConnection conn = new ClearStorageConnection(); 8374 if (mContext.bindService( 8375 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.USER_OWNER)) { 8376 try { 8377 for (int curUser : users) { 8378 long timeout = SystemClock.uptimeMillis() + 5000; 8379 synchronized (conn) { 8380 long now = SystemClock.uptimeMillis(); 8381 while (conn.mContainerService == null && now < timeout) { 8382 try { 8383 conn.wait(timeout - now); 8384 } catch (InterruptedException e) { 8385 } 8386 } 8387 } 8388 if (conn.mContainerService == null) { 8389 return; 8390 } 8391 8392 final UserEnvironment userEnv = new UserEnvironment(curUser); 8393 final File externalCacheDir = userEnv 8394 .getExternalStorageAppCacheDirectory(packageName); 8395 try { 8396 conn.mContainerService.clearDirectory(externalCacheDir.toString()); 8397 } catch (RemoteException e) { 8398 } 8399 if (allData) { 8400 final File externalDataDir = userEnv 8401 .getExternalStorageAppDataDirectory(packageName); 8402 try { 8403 conn.mContainerService.clearDirectory(externalDataDir.toString()); 8404 } catch (RemoteException e) { 8405 } 8406 final File externalMediaDir = userEnv 8407 .getExternalStorageAppMediaDirectory(packageName); 8408 try { 8409 conn.mContainerService.clearDirectory(externalMediaDir.toString()); 8410 } catch (RemoteException e) { 8411 } 8412 } 8413 } 8414 } finally { 8415 mContext.unbindService(conn); 8416 } 8417 } 8418 } 8419 8420 @Override 8421 public void clearApplicationUserData(final String packageName, 8422 final IPackageDataObserver observer, final int userId) { 8423 mContext.enforceCallingOrSelfPermission( 8424 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 8425 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 8426 // Queue up an async operation since the package deletion may take a little while. 8427 mHandler.post(new Runnable() { 8428 public void run() { 8429 mHandler.removeCallbacks(this); 8430 final boolean succeeded; 8431 synchronized (mInstallLock) { 8432 succeeded = clearApplicationUserDataLI(packageName, userId); 8433 } 8434 clearExternalStorageDataSync(packageName, userId, true); 8435 if (succeeded) { 8436 // invoke DeviceStorageMonitor's update method to clear any notifications 8437 DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) 8438 ServiceManager.getService(DeviceStorageMonitorService.SERVICE); 8439 if (dsm != null) { 8440 dsm.updateMemory(); 8441 } 8442 } 8443 if(observer != null) { 8444 try { 8445 observer.onRemoveCompleted(packageName, succeeded); 8446 } catch (RemoteException e) { 8447 Log.i(TAG, "Observer no longer exists."); 8448 } 8449 } //end if observer 8450 } //end run 8451 }); 8452 } 8453 8454 private boolean clearApplicationUserDataLI(String packageName, int userId) { 8455 if (packageName == null) { 8456 Slog.w(TAG, "Attempt to delete null packageName."); 8457 return false; 8458 } 8459 PackageParser.Package p; 8460 boolean dataOnly = false; 8461 synchronized (mPackages) { 8462 p = mPackages.get(packageName); 8463 if(p == null) { 8464 dataOnly = true; 8465 PackageSetting ps = mSettings.mPackages.get(packageName); 8466 if((ps == null) || (ps.pkg == null)) { 8467 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8468 return false; 8469 } 8470 p = ps.pkg; 8471 } 8472 } 8473 8474 if (!dataOnly) { 8475 //need to check this only for fully installed applications 8476 if (p == null) { 8477 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8478 return false; 8479 } 8480 final ApplicationInfo applicationInfo = p.applicationInfo; 8481 if (applicationInfo == null) { 8482 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8483 return false; 8484 } 8485 } 8486 int retCode = mInstaller.clearUserData(packageName, userId); 8487 if (retCode < 0) { 8488 Slog.w(TAG, "Couldn't remove cache files for package: " 8489 + packageName); 8490 return false; 8491 } 8492 return true; 8493 } 8494 8495 public void deleteApplicationCacheFiles(final String packageName, 8496 final IPackageDataObserver observer) { 8497 mContext.enforceCallingOrSelfPermission( 8498 android.Manifest.permission.DELETE_CACHE_FILES, null); 8499 // Queue up an async operation since the package deletion may take a little while. 8500 final int userId = UserHandle.getCallingUserId(); 8501 mHandler.post(new Runnable() { 8502 public void run() { 8503 mHandler.removeCallbacks(this); 8504 final boolean succeded; 8505 synchronized (mInstallLock) { 8506 succeded = deleteApplicationCacheFilesLI(packageName, userId); 8507 } 8508 clearExternalStorageDataSync(packageName, userId, false); 8509 if(observer != null) { 8510 try { 8511 observer.onRemoveCompleted(packageName, succeded); 8512 } catch (RemoteException e) { 8513 Log.i(TAG, "Observer no longer exists."); 8514 } 8515 } //end if observer 8516 } //end run 8517 }); 8518 } 8519 8520 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 8521 if (packageName == null) { 8522 Slog.w(TAG, "Attempt to delete null packageName."); 8523 return false; 8524 } 8525 PackageParser.Package p; 8526 synchronized (mPackages) { 8527 p = mPackages.get(packageName); 8528 } 8529 if (p == null) { 8530 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8531 return false; 8532 } 8533 final ApplicationInfo applicationInfo = p.applicationInfo; 8534 if (applicationInfo == null) { 8535 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8536 return false; 8537 } 8538 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 8539 if (retCode < 0) { 8540 Slog.w(TAG, "Couldn't remove cache files for package: " 8541 + packageName + " u" + userId); 8542 return false; 8543 } 8544 return true; 8545 } 8546 8547 public void getPackageSizeInfo(final String packageName, int userHandle, 8548 final IPackageStatsObserver observer) { 8549 mContext.enforceCallingOrSelfPermission( 8550 android.Manifest.permission.GET_PACKAGE_SIZE, null); 8551 8552 PackageStats stats = new PackageStats(packageName, userHandle); 8553 8554 /* 8555 * Queue up an async operation since the package measurement may take a 8556 * little while. 8557 */ 8558 Message msg = mHandler.obtainMessage(INIT_COPY); 8559 msg.obj = new MeasureParams(stats, observer); 8560 mHandler.sendMessage(msg); 8561 } 8562 8563 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 8564 PackageStats pStats) { 8565 if (packageName == null) { 8566 Slog.w(TAG, "Attempt to get size of null packageName."); 8567 return false; 8568 } 8569 PackageParser.Package p; 8570 boolean dataOnly = false; 8571 String asecPath = null; 8572 synchronized (mPackages) { 8573 p = mPackages.get(packageName); 8574 if(p == null) { 8575 dataOnly = true; 8576 PackageSetting ps = mSettings.mPackages.get(packageName); 8577 if((ps == null) || (ps.pkg == null)) { 8578 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8579 return false; 8580 } 8581 p = ps.pkg; 8582 } 8583 if (p != null && (isExternal(p) || isForwardLocked(p))) { 8584 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 8585 if (secureContainerId != null) { 8586 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 8587 } 8588 } 8589 } 8590 String publicSrcDir = null; 8591 if(!dataOnly) { 8592 final ApplicationInfo applicationInfo = p.applicationInfo; 8593 if (applicationInfo == null) { 8594 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8595 return false; 8596 } 8597 if (isForwardLocked(p)) { 8598 publicSrcDir = applicationInfo.publicSourceDir; 8599 } 8600 } 8601 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, publicSrcDir, 8602 asecPath, pStats); 8603 if (res < 0) { 8604 return false; 8605 } 8606 8607 // Fix-up for forward-locked applications in ASEC containers. 8608 if (!isExternal(p)) { 8609 pStats.codeSize += pStats.externalCodeSize; 8610 pStats.externalCodeSize = 0L; 8611 } 8612 8613 return true; 8614 } 8615 8616 8617 public void addPackageToPreferred(String packageName) { 8618 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 8619 } 8620 8621 public void removePackageFromPreferred(String packageName) { 8622 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 8623 } 8624 8625 public List<PackageInfo> getPreferredPackages(int flags) { 8626 return new ArrayList<PackageInfo>(); 8627 } 8628 8629 private int getUidTargetSdkVersionLockedLPr(int uid) { 8630 Object obj = mSettings.getUserIdLPr(uid); 8631 if (obj instanceof SharedUserSetting) { 8632 final SharedUserSetting sus = (SharedUserSetting) obj; 8633 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 8634 final Iterator<PackageSetting> it = sus.packages.iterator(); 8635 while (it.hasNext()) { 8636 final PackageSetting ps = it.next(); 8637 if (ps.pkg != null) { 8638 int v = ps.pkg.applicationInfo.targetSdkVersion; 8639 if (v < vers) vers = v; 8640 } 8641 } 8642 return vers; 8643 } else if (obj instanceof PackageSetting) { 8644 final PackageSetting ps = (PackageSetting) obj; 8645 if (ps.pkg != null) { 8646 return ps.pkg.applicationInfo.targetSdkVersion; 8647 } 8648 } 8649 return Build.VERSION_CODES.CUR_DEVELOPMENT; 8650 } 8651 8652 public void addPreferredActivity(IntentFilter filter, int match, 8653 ComponentName[] set, ComponentName activity, int userId) { 8654 // writer 8655 int callingUid = Binder.getCallingUid(); 8656 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 8657 synchronized (mPackages) { 8658 if (mContext.checkCallingOrSelfPermission( 8659 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8660 != PackageManager.PERMISSION_GRANTED) { 8661 if (getUidTargetSdkVersionLockedLPr(callingUid) 8662 < Build.VERSION_CODES.FROYO) { 8663 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 8664 + callingUid); 8665 return; 8666 } 8667 mContext.enforceCallingOrSelfPermission( 8668 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8669 } 8670 8671 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 8672 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8673 mSettings.editPreferredActivitiesLPw(userId).addFilter( 8674 new PreferredActivity(filter, match, set, activity)); 8675 mSettings.writePackageRestrictionsLPr(userId); 8676 } 8677 } 8678 8679 public void replacePreferredActivity(IntentFilter filter, int match, 8680 ComponentName[] set, ComponentName activity) { 8681 if (filter.countActions() != 1) { 8682 throw new IllegalArgumentException( 8683 "replacePreferredActivity expects filter to have only 1 action."); 8684 } 8685 if (filter.countCategories() != 1) { 8686 throw new IllegalArgumentException( 8687 "replacePreferredActivity expects filter to have only 1 category."); 8688 } 8689 if (filter.countDataAuthorities() != 0 8690 || filter.countDataPaths() != 0 8691 || filter.countDataSchemes() != 0 8692 || filter.countDataTypes() != 0) { 8693 throw new IllegalArgumentException( 8694 "replacePreferredActivity expects filter to have no data authorities, " + 8695 "paths, schemes or types."); 8696 } 8697 synchronized (mPackages) { 8698 if (mContext.checkCallingOrSelfPermission( 8699 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8700 != PackageManager.PERMISSION_GRANTED) { 8701 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8702 < Build.VERSION_CODES.FROYO) { 8703 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 8704 + Binder.getCallingUid()); 8705 return; 8706 } 8707 mContext.enforceCallingOrSelfPermission( 8708 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8709 } 8710 8711 final int callingUserId = UserHandle.getCallingUserId(); 8712 ArrayList<PreferredActivity> removed = null; 8713 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 8714 if (pir != null) { 8715 Iterator<PreferredActivity> it = pir.filterIterator(); 8716 String action = filter.getAction(0); 8717 String category = filter.getCategory(0); 8718 while (it.hasNext()) { 8719 PreferredActivity pa = it.next(); 8720 if (pa.getAction(0).equals(action) && pa.getCategory(0).equals(category)) { 8721 if (removed == null) { 8722 removed = new ArrayList<PreferredActivity>(); 8723 } 8724 removed.add(pa); 8725 Log.i(TAG, "Removing preferred activity " + pa.mPref.mComponent + ":"); 8726 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8727 } 8728 } 8729 if (removed != null) { 8730 for (int i=0; i<removed.size(); i++) { 8731 PreferredActivity pa = removed.get(i); 8732 pir.removeFilter(pa); 8733 } 8734 } 8735 } 8736 addPreferredActivity(filter, match, set, activity, callingUserId); 8737 } 8738 } 8739 8740 public void clearPackagePreferredActivities(String packageName) { 8741 final int uid = Binder.getCallingUid(); 8742 // writer 8743 synchronized (mPackages) { 8744 PackageParser.Package pkg = mPackages.get(packageName); 8745 if (pkg == null || pkg.applicationInfo.uid != uid) { 8746 if (mContext.checkCallingOrSelfPermission( 8747 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8748 != PackageManager.PERMISSION_GRANTED) { 8749 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8750 < Build.VERSION_CODES.FROYO) { 8751 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 8752 + Binder.getCallingUid()); 8753 return; 8754 } 8755 mContext.enforceCallingOrSelfPermission( 8756 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8757 } 8758 } 8759 8760 if (clearPackagePreferredActivitiesLPw(packageName, UserHandle.getCallingUserId())) { 8761 scheduleWriteSettingsLocked(); 8762 } 8763 } 8764 } 8765 8766 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 8767 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 8768 ArrayList<PreferredActivity> removed = null; 8769 boolean changed = false; 8770 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 8771 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 8772 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 8773 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 8774 continue; 8775 } 8776 Iterator<PreferredActivity> it = pir.filterIterator(); 8777 while (it.hasNext()) { 8778 PreferredActivity pa = it.next(); 8779 if (pa.mPref.mComponent.getPackageName().equals(packageName)) { 8780 if (removed == null) { 8781 removed = new ArrayList<PreferredActivity>(); 8782 } 8783 removed.add(pa); 8784 } 8785 } 8786 if (removed != null) { 8787 for (int j=0; j<removed.size(); j++) { 8788 PreferredActivity pa = removed.get(j); 8789 pir.removeFilter(pa); 8790 } 8791 changed = true; 8792 mSettings.writePackageRestrictionsLPr(thisUserId); 8793 } 8794 } 8795 return changed; 8796 } 8797 8798 public int getPreferredActivities(List<IntentFilter> outFilters, 8799 List<ComponentName> outActivities, String packageName) { 8800 8801 int num = 0; 8802 final int userId = UserHandle.getCallingUserId(); 8803 // reader 8804 synchronized (mPackages) { 8805 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 8806 if (pir != null) { 8807 final Iterator<PreferredActivity> it = pir.filterIterator(); 8808 while (it.hasNext()) { 8809 final PreferredActivity pa = it.next(); 8810 if (packageName == null 8811 || pa.mPref.mComponent.getPackageName().equals(packageName)) { 8812 if (outFilters != null) { 8813 outFilters.add(new IntentFilter(pa)); 8814 } 8815 if (outActivities != null) { 8816 outActivities.add(pa.mPref.mComponent); 8817 } 8818 } 8819 } 8820 } 8821 } 8822 8823 return num; 8824 } 8825 8826 @Override 8827 public void setApplicationEnabledSetting(String appPackageName, 8828 int newState, int flags, int userId) { 8829 if (!sUserManager.exists(userId)) return; 8830 setEnabledSetting(appPackageName, null, newState, flags, userId); 8831 } 8832 8833 @Override 8834 public void setComponentEnabledSetting(ComponentName componentName, 8835 int newState, int flags, int userId) { 8836 if (!sUserManager.exists(userId)) return; 8837 setEnabledSetting(componentName.getPackageName(), 8838 componentName.getClassName(), newState, flags, userId); 8839 } 8840 8841 private void setEnabledSetting( 8842 final String packageName, String className, int newState, final int flags, int userId) { 8843 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 8844 || newState == COMPONENT_ENABLED_STATE_ENABLED 8845 || newState == COMPONENT_ENABLED_STATE_DISABLED 8846 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER)) { 8847 throw new IllegalArgumentException("Invalid new component state: " 8848 + newState); 8849 } 8850 PackageSetting pkgSetting; 8851 final int uid = Binder.getCallingUid(); 8852 final int permission = mContext.checkCallingPermission( 8853 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8854 enforceCrossUserPermission(uid, userId, false, "set enabled"); 8855 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8856 boolean sendNow = false; 8857 boolean isApp = (className == null); 8858 String componentName = isApp ? packageName : className; 8859 int packageUid = -1; 8860 ArrayList<String> components; 8861 8862 // writer 8863 synchronized (mPackages) { 8864 pkgSetting = mSettings.mPackages.get(packageName); 8865 if (pkgSetting == null) { 8866 if (className == null) { 8867 throw new IllegalArgumentException( 8868 "Unknown package: " + packageName); 8869 } 8870 throw new IllegalArgumentException( 8871 "Unknown component: " + packageName 8872 + "/" + className); 8873 } 8874 // Allow root and verify that userId is not being specified by a different user 8875 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 8876 throw new SecurityException( 8877 "Permission Denial: attempt to change component state from pid=" 8878 + Binder.getCallingPid() 8879 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 8880 } 8881 if (className == null) { 8882 // We're dealing with an application/package level state change 8883 if (pkgSetting.getEnabled(userId) == newState) { 8884 // Nothing to do 8885 return; 8886 } 8887 pkgSetting.setEnabled(newState, userId); 8888 // pkgSetting.pkg.mSetEnabled = newState; 8889 } else { 8890 // We're dealing with a component level state change 8891 // First, verify that this is a valid class name. 8892 PackageParser.Package pkg = pkgSetting.pkg; 8893 if (pkg == null || !pkg.hasComponentClassName(className)) { 8894 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 8895 throw new IllegalArgumentException("Component class " + className 8896 + " does not exist in " + packageName); 8897 } else { 8898 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 8899 + className + " does not exist in " + packageName); 8900 } 8901 } 8902 switch (newState) { 8903 case COMPONENT_ENABLED_STATE_ENABLED: 8904 if (!pkgSetting.enableComponentLPw(className, userId)) { 8905 return; 8906 } 8907 break; 8908 case COMPONENT_ENABLED_STATE_DISABLED: 8909 if (!pkgSetting.disableComponentLPw(className, userId)) { 8910 return; 8911 } 8912 break; 8913 case COMPONENT_ENABLED_STATE_DEFAULT: 8914 if (!pkgSetting.restoreComponentLPw(className, userId)) { 8915 return; 8916 } 8917 break; 8918 default: 8919 Slog.e(TAG, "Invalid new component state: " + newState); 8920 return; 8921 } 8922 } 8923 mSettings.writePackageRestrictionsLPr(userId); 8924 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 8925 components = mPendingBroadcasts.get(packageName); 8926 final boolean newPackage = components == null; 8927 if (newPackage) { 8928 components = new ArrayList<String>(); 8929 } 8930 if (!components.contains(componentName)) { 8931 components.add(componentName); 8932 } 8933 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 8934 sendNow = true; 8935 // Purge entry from pending broadcast list if another one exists already 8936 // since we are sending one right away. 8937 mPendingBroadcasts.remove(packageName); 8938 } else { 8939 if (newPackage) { 8940 mPendingBroadcasts.put(packageName, components); 8941 } 8942 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 8943 // Schedule a message 8944 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 8945 } 8946 } 8947 } 8948 8949 long callingId = Binder.clearCallingIdentity(); 8950 try { 8951 if (sendNow) { 8952 sendPackageChangedBroadcast(packageName, 8953 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 8954 } 8955 } finally { 8956 Binder.restoreCallingIdentity(callingId); 8957 } 8958 } 8959 8960 private void sendPackageChangedBroadcast(String packageName, 8961 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 8962 if (DEBUG_INSTALL) 8963 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 8964 + componentNames); 8965 Bundle extras = new Bundle(4); 8966 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 8967 String nameList[] = new String[componentNames.size()]; 8968 componentNames.toArray(nameList); 8969 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 8970 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 8971 extras.putInt(Intent.EXTRA_UID, packageUid); 8972 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 8973 new int[] {UserHandle.getUserId(packageUid)}); 8974 } 8975 8976 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 8977 if (!sUserManager.exists(userId)) return; 8978 final int uid = Binder.getCallingUid(); 8979 final int permission = mContext.checkCallingOrSelfPermission( 8980 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8981 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8982 enforceCrossUserPermission(uid, userId, true, "stop package"); 8983 // writer 8984 synchronized (mPackages) { 8985 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 8986 uid, userId)) { 8987 scheduleWritePackageRestrictionsLocked(userId); 8988 } 8989 } 8990 } 8991 8992 public String getInstallerPackageName(String packageName) { 8993 // reader 8994 synchronized (mPackages) { 8995 return mSettings.getInstallerPackageNameLPr(packageName); 8996 } 8997 } 8998 8999 @Override 9000 public int getApplicationEnabledSetting(String packageName, int userId) { 9001 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 9002 int uid = Binder.getCallingUid(); 9003 enforceCrossUserPermission(uid, userId, false, "get enabled"); 9004 // reader 9005 synchronized (mPackages) { 9006 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 9007 } 9008 } 9009 9010 @Override 9011 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 9012 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 9013 int uid = Binder.getCallingUid(); 9014 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 9015 // reader 9016 synchronized (mPackages) { 9017 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 9018 } 9019 } 9020 9021 public void enterSafeMode() { 9022 enforceSystemOrRoot("Only the system can request entering safe mode"); 9023 9024 if (!mSystemReady) { 9025 mSafeMode = true; 9026 } 9027 } 9028 9029 public void systemReady() { 9030 mSystemReady = true; 9031 9032 // Read the compatibilty setting when the system is ready. 9033 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 9034 mContext.getContentResolver(), 9035 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 9036 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 9037 if (DEBUG_SETTINGS) { 9038 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 9039 } 9040 9041 synchronized (mPackages) { 9042 // Verify that all of the preferred activity components actually 9043 // exist. It is possible for applications to be updated and at 9044 // that point remove a previously declared activity component that 9045 // had been set as a preferred activity. We try to clean this up 9046 // the next time we encounter that preferred activity, but it is 9047 // possible for the user flow to never be able to return to that 9048 // situation so here we do a sanity check to make sure we haven't 9049 // left any junk around. 9050 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 9051 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 9052 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 9053 removed.clear(); 9054 for (PreferredActivity pa : pir.filterSet()) { 9055 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 9056 removed.add(pa); 9057 } 9058 } 9059 if (removed.size() > 0) { 9060 for (int j=0; j<removed.size(); j++) { 9061 PreferredActivity pa = removed.get(i); 9062 RuntimeException here = new RuntimeException("here"); 9063 here.fillInStackTrace(); 9064 Slog.w(TAG, "Removing dangling preferred activity: " 9065 + pa.mPref.mComponent, here); 9066 pir.removeFilter(pa); 9067 } 9068 mSettings.writePackageRestrictionsLPr( 9069 mSettings.mPreferredActivities.keyAt(i)); 9070 } 9071 } 9072 } 9073 } 9074 9075 public boolean isSafeMode() { 9076 return mSafeMode; 9077 } 9078 9079 public boolean hasSystemUidErrors() { 9080 return mHasSystemUidErrors; 9081 } 9082 9083 static String arrayToString(int[] array) { 9084 StringBuffer buf = new StringBuffer(128); 9085 buf.append('['); 9086 if (array != null) { 9087 for (int i=0; i<array.length; i++) { 9088 if (i > 0) buf.append(", "); 9089 buf.append(array[i]); 9090 } 9091 } 9092 buf.append(']'); 9093 return buf.toString(); 9094 } 9095 9096 static class DumpState { 9097 public static final int DUMP_LIBS = 1 << 0; 9098 9099 public static final int DUMP_FEATURES = 1 << 1; 9100 9101 public static final int DUMP_RESOLVERS = 1 << 2; 9102 9103 public static final int DUMP_PERMISSIONS = 1 << 3; 9104 9105 public static final int DUMP_PACKAGES = 1 << 4; 9106 9107 public static final int DUMP_SHARED_USERS = 1 << 5; 9108 9109 public static final int DUMP_MESSAGES = 1 << 6; 9110 9111 public static final int DUMP_PROVIDERS = 1 << 7; 9112 9113 public static final int DUMP_VERIFIERS = 1 << 8; 9114 9115 public static final int DUMP_PREFERRED = 1 << 9; 9116 9117 public static final int DUMP_PREFERRED_XML = 1 << 10; 9118 9119 public static final int OPTION_SHOW_FILTERS = 1 << 0; 9120 9121 private int mTypes; 9122 9123 private int mOptions; 9124 9125 private boolean mTitlePrinted; 9126 9127 private SharedUserSetting mSharedUser; 9128 9129 public boolean isDumping(int type) { 9130 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 9131 return true; 9132 } 9133 9134 return (mTypes & type) != 0; 9135 } 9136 9137 public void setDump(int type) { 9138 mTypes |= type; 9139 } 9140 9141 public boolean isOptionEnabled(int option) { 9142 return (mOptions & option) != 0; 9143 } 9144 9145 public void setOptionEnabled(int option) { 9146 mOptions |= option; 9147 } 9148 9149 public boolean onTitlePrinted() { 9150 final boolean printed = mTitlePrinted; 9151 mTitlePrinted = true; 9152 return printed; 9153 } 9154 9155 public boolean getTitlePrinted() { 9156 return mTitlePrinted; 9157 } 9158 9159 public void setTitlePrinted(boolean enabled) { 9160 mTitlePrinted = enabled; 9161 } 9162 9163 public SharedUserSetting getSharedUser() { 9164 return mSharedUser; 9165 } 9166 9167 public void setSharedUser(SharedUserSetting user) { 9168 mSharedUser = user; 9169 } 9170 } 9171 9172 @Override 9173 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 9174 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 9175 != PackageManager.PERMISSION_GRANTED) { 9176 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 9177 + Binder.getCallingPid() 9178 + ", uid=" + Binder.getCallingUid() 9179 + " without permission " 9180 + android.Manifest.permission.DUMP); 9181 return; 9182 } 9183 9184 DumpState dumpState = new DumpState(); 9185 9186 String packageName = null; 9187 9188 int opti = 0; 9189 while (opti < args.length) { 9190 String opt = args[opti]; 9191 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 9192 break; 9193 } 9194 opti++; 9195 if ("-a".equals(opt)) { 9196 // Right now we only know how to print all. 9197 } else if ("-h".equals(opt)) { 9198 pw.println("Package manager dump options:"); 9199 pw.println(" [-h] [-f] [cmd] ..."); 9200 pw.println(" -f: print details of intent filters"); 9201 pw.println(" -h: print this help"); 9202 pw.println(" cmd may be one of:"); 9203 pw.println(" l[ibraries]: list known shared libraries"); 9204 pw.println(" f[ibraries]: list device features"); 9205 pw.println(" r[esolvers]: dump intent resolvers"); 9206 pw.println(" perm[issions]: dump permissions"); 9207 pw.println(" pref[erred]: print preferred package settings"); 9208 pw.println(" preferred-xml: print preferred package settings as xml"); 9209 pw.println(" prov[iders]: dump content providers"); 9210 pw.println(" p[ackages]: dump installed packages"); 9211 pw.println(" s[hared-users]: dump shared user IDs"); 9212 pw.println(" m[essages]: print collected runtime messages"); 9213 pw.println(" v[erifiers]: print package verifier info"); 9214 pw.println(" <package.name>: info about given package"); 9215 return; 9216 } else if ("-f".equals(opt)) { 9217 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 9218 } else { 9219 pw.println("Unknown argument: " + opt + "; use -h for help"); 9220 } 9221 } 9222 9223 // Is the caller requesting to dump a particular piece of data? 9224 if (opti < args.length) { 9225 String cmd = args[opti]; 9226 opti++; 9227 // Is this a package name? 9228 if ("android".equals(cmd) || cmd.contains(".")) { 9229 packageName = cmd; 9230 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 9231 dumpState.setDump(DumpState.DUMP_LIBS); 9232 } else if ("f".equals(cmd) || "features".equals(cmd)) { 9233 dumpState.setDump(DumpState.DUMP_FEATURES); 9234 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 9235 dumpState.setDump(DumpState.DUMP_RESOLVERS); 9236 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 9237 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 9238 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 9239 dumpState.setDump(DumpState.DUMP_PREFERRED); 9240 } else if ("preferred-xml".equals(cmd)) { 9241 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 9242 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 9243 dumpState.setDump(DumpState.DUMP_PACKAGES); 9244 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 9245 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 9246 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 9247 dumpState.setDump(DumpState.DUMP_PROVIDERS); 9248 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 9249 dumpState.setDump(DumpState.DUMP_MESSAGES); 9250 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 9251 dumpState.setDump(DumpState.DUMP_VERIFIERS); 9252 } 9253 } 9254 9255 // reader 9256 synchronized (mPackages) { 9257 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 9258 if (dumpState.onTitlePrinted()) 9259 pw.println(" "); 9260 pw.println("Verifiers:"); 9261 pw.print(" Required: "); 9262 pw.print(mRequiredVerifierPackage); 9263 pw.print(" (uid="); 9264 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 9265 pw.println(")"); 9266 } 9267 9268 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 9269 if (dumpState.onTitlePrinted()) 9270 pw.println(" "); 9271 pw.println("Libraries:"); 9272 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 9273 while (it.hasNext()) { 9274 String name = it.next(); 9275 pw.print(" "); 9276 pw.print(name); 9277 pw.print(" -> "); 9278 pw.println(mSharedLibraries.get(name)); 9279 } 9280 } 9281 9282 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 9283 if (dumpState.onTitlePrinted()) 9284 pw.println(" "); 9285 pw.println("Features:"); 9286 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 9287 while (it.hasNext()) { 9288 String name = it.next(); 9289 pw.print(" "); 9290 pw.println(name); 9291 } 9292 } 9293 9294 if (dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 9295 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 9296 : "Activity Resolver Table:", " ", packageName, 9297 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9298 dumpState.setTitlePrinted(true); 9299 } 9300 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 9301 : "Receiver Resolver Table:", " ", packageName, 9302 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9303 dumpState.setTitlePrinted(true); 9304 } 9305 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 9306 : "Service Resolver Table:", " ", packageName, 9307 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9308 dumpState.setTitlePrinted(true); 9309 } 9310 } 9311 9312 if (dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 9313 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 9314 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 9315 int user = mSettings.mPreferredActivities.keyAt(i); 9316 if (pir.dump(pw, 9317 dumpState.getTitlePrinted() 9318 ? "\nPreferred Activities User " + user + ":" 9319 : "Preferred Activities User " + user + ":", " ", 9320 packageName, dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9321 dumpState.setTitlePrinted(true); 9322 } 9323 } 9324 } 9325 9326 if (dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 9327 pw.flush(); 9328 FileOutputStream fout = new FileOutputStream(fd); 9329 BufferedOutputStream str = new BufferedOutputStream(fout); 9330 XmlSerializer serializer = new FastXmlSerializer(); 9331 try { 9332 serializer.setOutput(str, "utf-8"); 9333 serializer.startDocument(null, true); 9334 serializer.setFeature( 9335 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 9336 mSettings.writePreferredActivitiesLPr(serializer, 0); 9337 serializer.endDocument(); 9338 serializer.flush(); 9339 } catch (IllegalArgumentException e) { 9340 pw.println("Failed writing: " + e); 9341 } catch (IllegalStateException e) { 9342 pw.println("Failed writing: " + e); 9343 } catch (IOException e) { 9344 pw.println("Failed writing: " + e); 9345 } 9346 } 9347 9348 if (dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 9349 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 9350 } 9351 9352 if (dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 9353 boolean printedSomething = false; 9354 for (PackageParser.Provider p : mProvidersByComponent.values()) { 9355 if (packageName != null && !packageName.equals(p.info.packageName)) { 9356 continue; 9357 } 9358 if (!printedSomething) { 9359 if (dumpState.onTitlePrinted()) 9360 pw.println(" "); 9361 pw.println("Registered ContentProviders:"); 9362 printedSomething = true; 9363 } 9364 pw.print(" "); pw.print(p.getComponentShortName()); pw.println(":"); 9365 pw.print(" "); pw.println(p.toString()); 9366 } 9367 printedSomething = false; 9368 for (Map.Entry<String, PackageParser.Provider> entry : mProviders.entrySet()) { 9369 PackageParser.Provider p = entry.getValue(); 9370 if (packageName != null && !packageName.equals(p.info.packageName)) { 9371 continue; 9372 } 9373 if (!printedSomething) { 9374 if (dumpState.onTitlePrinted()) 9375 pw.println(" "); 9376 pw.println("ContentProvider Authorities:"); 9377 printedSomething = true; 9378 } 9379 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 9380 pw.print(" "); pw.println(p.toString()); 9381 if (p.info != null && p.info.applicationInfo != null) { 9382 final String appInfo = p.info.applicationInfo.toString(); 9383 pw.print(" applicationInfo="); pw.println(appInfo); 9384 } 9385 } 9386 } 9387 9388 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 9389 mSettings.dumpPackagesLPr(pw, packageName, dumpState); 9390 } 9391 9392 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 9393 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 9394 } 9395 9396 if (dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 9397 if (dumpState.onTitlePrinted()) 9398 pw.println(" "); 9399 mSettings.dumpReadMessagesLPr(pw, dumpState); 9400 9401 pw.println(" "); 9402 pw.println("Package warning messages:"); 9403 final File fname = getSettingsProblemFile(); 9404 FileInputStream in = null; 9405 try { 9406 in = new FileInputStream(fname); 9407 final int avail = in.available(); 9408 final byte[] data = new byte[avail]; 9409 in.read(data); 9410 pw.print(new String(data)); 9411 } catch (FileNotFoundException e) { 9412 } catch (IOException e) { 9413 } finally { 9414 if (in != null) { 9415 try { 9416 in.close(); 9417 } catch (IOException e) { 9418 } 9419 } 9420 } 9421 } 9422 } 9423 } 9424 9425 // ------- apps on sdcard specific code ------- 9426 static final boolean DEBUG_SD_INSTALL = false; 9427 9428 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 9429 9430 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 9431 9432 private boolean mMediaMounted = false; 9433 9434 private String getEncryptKey() { 9435 try { 9436 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 9437 SD_ENCRYPTION_KEYSTORE_NAME); 9438 if (sdEncKey == null) { 9439 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 9440 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 9441 if (sdEncKey == null) { 9442 Slog.e(TAG, "Failed to create encryption keys"); 9443 return null; 9444 } 9445 } 9446 return sdEncKey; 9447 } catch (NoSuchAlgorithmException nsae) { 9448 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 9449 return null; 9450 } catch (IOException ioe) { 9451 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 9452 return null; 9453 } 9454 9455 } 9456 9457 /* package */static String getTempContainerId() { 9458 int tmpIdx = 1; 9459 String list[] = PackageHelper.getSecureContainerList(); 9460 if (list != null) { 9461 for (final String name : list) { 9462 // Ignore null and non-temporary container entries 9463 if (name == null || !name.startsWith(mTempContainerPrefix)) { 9464 continue; 9465 } 9466 9467 String subStr = name.substring(mTempContainerPrefix.length()); 9468 try { 9469 int cid = Integer.parseInt(subStr); 9470 if (cid >= tmpIdx) { 9471 tmpIdx = cid + 1; 9472 } 9473 } catch (NumberFormatException e) { 9474 } 9475 } 9476 } 9477 return mTempContainerPrefix + tmpIdx; 9478 } 9479 9480 /* 9481 * Update media status on PackageManager. 9482 */ 9483 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 9484 int callingUid = Binder.getCallingUid(); 9485 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 9486 throw new SecurityException("Media status can only be updated by the system"); 9487 } 9488 // reader; this apparently protects mMediaMounted, but should probably 9489 // be a different lock in that case. 9490 synchronized (mPackages) { 9491 Log.i(TAG, "Updating external media status from " 9492 + (mMediaMounted ? "mounted" : "unmounted") + " to " 9493 + (mediaStatus ? "mounted" : "unmounted")); 9494 if (DEBUG_SD_INSTALL) 9495 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 9496 + ", mMediaMounted=" + mMediaMounted); 9497 if (mediaStatus == mMediaMounted) { 9498 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 9499 : 0, -1); 9500 mHandler.sendMessage(msg); 9501 return; 9502 } 9503 mMediaMounted = mediaStatus; 9504 } 9505 // Queue up an async operation since the package installation may take a 9506 // little while. 9507 mHandler.post(new Runnable() { 9508 public void run() { 9509 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 9510 } 9511 }); 9512 } 9513 9514 /** 9515 * Called by MountService when the initial ASECs to scan are available. 9516 * Should block until all the ASEC containers are finished being scanned. 9517 */ 9518 public void scanAvailableAsecs() { 9519 updateExternalMediaStatusInner(true, false, false); 9520 } 9521 9522 /* 9523 * Collect information of applications on external media, map them against 9524 * existing containers and update information based on current mount status. 9525 * Please note that we always have to report status if reportStatus has been 9526 * set to true especially when unloading packages. 9527 */ 9528 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 9529 boolean externalStorage) { 9530 // Collection of uids 9531 int uidArr[] = null; 9532 // Collection of stale containers 9533 HashSet<String> removeCids = new HashSet<String>(); 9534 // Collection of packages on external media with valid containers. 9535 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 9536 // Get list of secure containers. 9537 final String list[] = PackageHelper.getSecureContainerList(); 9538 if (list == null || list.length == 0) { 9539 Log.i(TAG, "No secure containers on sdcard"); 9540 } else { 9541 // Process list of secure containers and categorize them 9542 // as active or stale based on their package internal state. 9543 int uidList[] = new int[list.length]; 9544 int num = 0; 9545 // reader 9546 synchronized (mPackages) { 9547 for (String cid : list) { 9548 if (DEBUG_SD_INSTALL) 9549 Log.i(TAG, "Processing container " + cid); 9550 String pkgName = getAsecPackageName(cid); 9551 if (pkgName == null) { 9552 if (DEBUG_SD_INSTALL) 9553 Log.i(TAG, "Container : " + cid + " stale"); 9554 removeCids.add(cid); 9555 continue; 9556 } 9557 if (DEBUG_SD_INSTALL) 9558 Log.i(TAG, "Looking for pkg : " + pkgName); 9559 9560 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9561 if (ps == null) { 9562 Log.i(TAG, "Deleting container with no matching settings " + cid); 9563 removeCids.add(cid); 9564 continue; 9565 } 9566 9567 /* 9568 * Skip packages that are not external if we're unmounting 9569 * external storage. 9570 */ 9571 if (externalStorage && !isMounted && !isExternal(ps)) { 9572 continue; 9573 } 9574 9575 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 9576 // The package status is changed only if the code path 9577 // matches between settings and the container id. 9578 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 9579 if (DEBUG_SD_INSTALL) { 9580 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 9581 + " at code path: " + ps.codePathString); 9582 } 9583 9584 // We do have a valid package installed on sdcard 9585 processCids.put(args, ps.codePathString); 9586 final int uid = ps.appId; 9587 if (uid != -1) { 9588 uidList[num++] = uid; 9589 } 9590 } else { 9591 Log.i(TAG, "Deleting stale container for " + cid); 9592 removeCids.add(cid); 9593 } 9594 } 9595 } 9596 9597 if (num > 0) { 9598 // Sort uid list 9599 Arrays.sort(uidList, 0, num); 9600 // Throw away duplicates 9601 uidArr = new int[num]; 9602 uidArr[0] = uidList[0]; 9603 int di = 0; 9604 for (int i = 1; i < num; i++) { 9605 if (uidList[i - 1] != uidList[i]) { 9606 uidArr[di++] = uidList[i]; 9607 } 9608 } 9609 } 9610 } 9611 // Process packages with valid entries. 9612 if (isMounted) { 9613 if (DEBUG_SD_INSTALL) 9614 Log.i(TAG, "Loading packages"); 9615 loadMediaPackages(processCids, uidArr, removeCids); 9616 startCleaningPackages(); 9617 } else { 9618 if (DEBUG_SD_INSTALL) 9619 Log.i(TAG, "Unloading packages"); 9620 unloadMediaPackages(processCids, uidArr, reportStatus); 9621 } 9622 } 9623 9624 private void sendResourcesChangedBroadcast(boolean mediaStatus, ArrayList<String> pkgList, 9625 int uidArr[], IIntentReceiver finishedReceiver) { 9626 int size = pkgList.size(); 9627 if (size > 0) { 9628 // Send broadcasts here 9629 Bundle extras = new Bundle(); 9630 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 9631 .toArray(new String[size])); 9632 if (uidArr != null) { 9633 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 9634 } 9635 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 9636 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 9637 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 9638 } 9639 } 9640 9641 /* 9642 * Look at potentially valid container ids from processCids If package 9643 * information doesn't match the one on record or package scanning fails, 9644 * the cid is added to list of removeCids. We currently don't delete stale 9645 * containers. 9646 */ 9647 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9648 HashSet<String> removeCids) { 9649 ArrayList<String> pkgList = new ArrayList<String>(); 9650 Set<AsecInstallArgs> keys = processCids.keySet(); 9651 boolean doGc = false; 9652 for (AsecInstallArgs args : keys) { 9653 String codePath = processCids.get(args); 9654 if (DEBUG_SD_INSTALL) 9655 Log.i(TAG, "Loading container : " + args.cid); 9656 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9657 try { 9658 // Make sure there are no container errors first. 9659 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 9660 Slog.e(TAG, "Failed to mount cid : " + args.cid 9661 + " when installing from sdcard"); 9662 continue; 9663 } 9664 // Check code path here. 9665 if (codePath == null || !codePath.equals(args.getCodePath())) { 9666 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 9667 + " does not match one in settings " + codePath); 9668 continue; 9669 } 9670 // Parse package 9671 int parseFlags = mDefParseFlags; 9672 if (args.isExternal()) { 9673 parseFlags |= PackageParser.PARSE_ON_SDCARD; 9674 } 9675 if (args.isFwdLocked()) { 9676 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 9677 } 9678 9679 doGc = true; 9680 synchronized (mInstallLock) { 9681 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 9682 0, 0, null); 9683 // Scan the package 9684 if (pkg != null) { 9685 /* 9686 * TODO why is the lock being held? doPostInstall is 9687 * called in other places without the lock. This needs 9688 * to be straightened out. 9689 */ 9690 // writer 9691 synchronized (mPackages) { 9692 retCode = PackageManager.INSTALL_SUCCEEDED; 9693 pkgList.add(pkg.packageName); 9694 // Post process args 9695 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 9696 pkg.applicationInfo.uid); 9697 } 9698 } else { 9699 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 9700 } 9701 } 9702 9703 } finally { 9704 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 9705 // Don't destroy container here. Wait till gc clears things 9706 // up. 9707 removeCids.add(args.cid); 9708 } 9709 } 9710 } 9711 // writer 9712 synchronized (mPackages) { 9713 // If the platform SDK has changed since the last time we booted, 9714 // we need to re-grant app permission to catch any new ones that 9715 // appear. This is really a hack, and means that apps can in some 9716 // cases get permissions that the user didn't initially explicitly 9717 // allow... it would be nice to have some better way to handle 9718 // this situation. 9719 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 9720 if (regrantPermissions) 9721 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 9722 + mSdkVersion + "; regranting permissions for external storage"); 9723 mSettings.mExternalSdkPlatform = mSdkVersion; 9724 9725 // Make sure group IDs have been assigned, and any permission 9726 // changes in other apps are accounted for 9727 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 9728 | (regrantPermissions 9729 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 9730 : 0)); 9731 // can downgrade to reader 9732 // Persist settings 9733 mSettings.writeLPr(); 9734 } 9735 // Send a broadcast to let everyone know we are done processing 9736 if (pkgList.size() > 0) { 9737 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9738 } 9739 // Force gc to avoid any stale parser references that we might have. 9740 if (doGc) { 9741 Runtime.getRuntime().gc(); 9742 } 9743 // List stale containers and destroy stale temporary containers. 9744 if (removeCids != null) { 9745 for (String cid : removeCids) { 9746 if (cid.startsWith(mTempContainerPrefix)) { 9747 Log.i(TAG, "Destroying stale temporary container " + cid); 9748 PackageHelper.destroySdDir(cid); 9749 } else { 9750 Log.w(TAG, "Container " + cid + " is stale"); 9751 } 9752 } 9753 } 9754 } 9755 9756 /* 9757 * Utility method to unload a list of specified containers 9758 */ 9759 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 9760 // Just unmount all valid containers. 9761 for (AsecInstallArgs arg : cidArgs) { 9762 synchronized (mInstallLock) { 9763 arg.doPostDeleteLI(false); 9764 } 9765 } 9766 } 9767 9768 /* 9769 * Unload packages mounted on external media. This involves deleting package 9770 * data from internal structures, sending broadcasts about diabled packages, 9771 * gc'ing to free up references, unmounting all secure containers 9772 * corresponding to packages on external media, and posting a 9773 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 9774 * that we always have to post this message if status has been requested no 9775 * matter what. 9776 */ 9777 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9778 final boolean reportStatus) { 9779 if (DEBUG_SD_INSTALL) 9780 Log.i(TAG, "unloading media packages"); 9781 ArrayList<String> pkgList = new ArrayList<String>(); 9782 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 9783 final Set<AsecInstallArgs> keys = processCids.keySet(); 9784 for (AsecInstallArgs args : keys) { 9785 String pkgName = args.getPackageName(); 9786 if (DEBUG_SD_INSTALL) 9787 Log.i(TAG, "Trying to unload pkg : " + pkgName); 9788 // Delete package internally 9789 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 9790 synchronized (mInstallLock) { 9791 boolean res = deletePackageLI(pkgName, null, false, 9792 PackageManager.DELETE_KEEP_DATA, outInfo, false); 9793 if (res) { 9794 pkgList.add(pkgName); 9795 } else { 9796 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 9797 failedList.add(args); 9798 } 9799 } 9800 } 9801 9802 // reader 9803 synchronized (mPackages) { 9804 // We didn't update the settings after removing each package; 9805 // write them now for all packages. 9806 mSettings.writeLPr(); 9807 } 9808 9809 // We have to absolutely send UPDATED_MEDIA_STATUS only 9810 // after confirming that all the receivers processed the ordered 9811 // broadcast when packages get disabled, force a gc to clean things up. 9812 // and unload all the containers. 9813 if (pkgList.size() > 0) { 9814 sendResourcesChangedBroadcast(false, pkgList, uidArr, new IIntentReceiver.Stub() { 9815 public void performReceive(Intent intent, int resultCode, String data, 9816 Bundle extras, boolean ordered, boolean sticky, 9817 int sendingUser) throws RemoteException { 9818 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 9819 reportStatus ? 1 : 0, 1, keys); 9820 mHandler.sendMessage(msg); 9821 } 9822 }); 9823 } else { 9824 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 9825 keys); 9826 mHandler.sendMessage(msg); 9827 } 9828 } 9829 9830 /** Binder call */ 9831 @Override 9832 public void movePackage(final String packageName, final IPackageMoveObserver observer, 9833 final int flags) { 9834 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 9835 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 9836 int returnCode = PackageManager.MOVE_SUCCEEDED; 9837 int currFlags = 0; 9838 int newFlags = 0; 9839 // reader 9840 synchronized (mPackages) { 9841 PackageParser.Package pkg = mPackages.get(packageName); 9842 if (pkg == null) { 9843 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9844 } else { 9845 // Disable moving fwd locked apps and system packages 9846 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 9847 Slog.w(TAG, "Cannot move system application"); 9848 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 9849 } else if (pkg.mOperationPending) { 9850 Slog.w(TAG, "Attempt to move package which has pending operations"); 9851 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 9852 } else { 9853 // Find install location first 9854 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 9855 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 9856 Slog.w(TAG, "Ambigous flags specified for move location."); 9857 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9858 } else { 9859 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 9860 : PackageManager.INSTALL_INTERNAL; 9861 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 9862 : PackageManager.INSTALL_INTERNAL; 9863 9864 if (newFlags == currFlags) { 9865 Slog.w(TAG, "No move required. Trying to move to same location"); 9866 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9867 } else { 9868 if (isForwardLocked(pkg)) { 9869 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9870 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9871 } 9872 } 9873 } 9874 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9875 pkg.mOperationPending = true; 9876 } 9877 } 9878 } 9879 9880 /* 9881 * TODO this next block probably shouldn't be inside the lock. We 9882 * can't guarantee these won't change after this is fired off 9883 * anyway. 9884 */ 9885 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9886 processPendingMove(new MoveParams(null, observer, 0, packageName, 9887 null, -1, user), 9888 returnCode); 9889 } else { 9890 Message msg = mHandler.obtainMessage(INIT_COPY); 9891 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 9892 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 9893 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 9894 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 9895 msg.obj = mp; 9896 mHandler.sendMessage(msg); 9897 } 9898 } 9899 } 9900 9901 private void processPendingMove(final MoveParams mp, final int currentStatus) { 9902 // Queue up an async operation since the package deletion may take a 9903 // little while. 9904 mHandler.post(new Runnable() { 9905 public void run() { 9906 // TODO fix this; this does nothing. 9907 mHandler.removeCallbacks(this); 9908 int returnCode = currentStatus; 9909 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 9910 int uidArr[] = null; 9911 ArrayList<String> pkgList = null; 9912 synchronized (mPackages) { 9913 PackageParser.Package pkg = mPackages.get(mp.packageName); 9914 if (pkg == null) { 9915 Slog.w(TAG, " Package " + mp.packageName 9916 + " doesn't exist. Aborting move"); 9917 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9918 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 9919 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 9920 + mp.srcArgs.getCodePath() + " to " 9921 + pkg.applicationInfo.sourceDir 9922 + " Aborting move and returning error"); 9923 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9924 } else { 9925 uidArr = new int[] { 9926 pkg.applicationInfo.uid 9927 }; 9928 pkgList = new ArrayList<String>(); 9929 pkgList.add(mp.packageName); 9930 } 9931 } 9932 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9933 // Send resources unavailable broadcast 9934 sendResourcesChangedBroadcast(false, pkgList, uidArr, null); 9935 // Update package code and resource paths 9936 synchronized (mInstallLock) { 9937 synchronized (mPackages) { 9938 PackageParser.Package pkg = mPackages.get(mp.packageName); 9939 // Recheck for package again. 9940 if (pkg == null) { 9941 Slog.w(TAG, " Package " + mp.packageName 9942 + " doesn't exist. Aborting move"); 9943 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9944 } else if (!mp.srcArgs.getCodePath().equals( 9945 pkg.applicationInfo.sourceDir)) { 9946 Slog.w(TAG, "Package " + mp.packageName 9947 + " code path changed from " + mp.srcArgs.getCodePath() 9948 + " to " + pkg.applicationInfo.sourceDir 9949 + " Aborting move and returning error"); 9950 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9951 } else { 9952 final String oldCodePath = pkg.mPath; 9953 final String newCodePath = mp.targetArgs.getCodePath(); 9954 final String newResPath = mp.targetArgs.getResourcePath(); 9955 final String newNativePath = mp.targetArgs 9956 .getNativeLibraryPath(); 9957 9958 final File newNativeDir = new File(newNativePath); 9959 9960 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 9961 synchronized (mInstallLock) { 9962 if (mInstaller.linkNativeLibraryDirectory( 9963 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9964 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9965 } 9966 } 9967 NativeLibraryHelper.copyNativeBinariesIfNeededLI(new File( 9968 newCodePath), newNativeDir); 9969 } else { 9970 synchronized (mInstallLock) { 9971 if (mInstaller.linkNativeLibraryDirectory( 9972 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9973 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9974 } 9975 } 9976 } 9977 9978 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9979 pkg.mPath = newCodePath; 9980 // Move dex files around 9981 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 9982 // Moving of dex files failed. Set 9983 // error code and abort move. 9984 pkg.mPath = pkg.mScanPath; 9985 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9986 } 9987 } 9988 9989 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9990 pkg.mScanPath = newCodePath; 9991 pkg.applicationInfo.sourceDir = newCodePath; 9992 pkg.applicationInfo.publicSourceDir = newResPath; 9993 pkg.applicationInfo.nativeLibraryDir = newNativePath; 9994 PackageSetting ps = (PackageSetting) pkg.mExtras; 9995 ps.codePath = new File(pkg.applicationInfo.sourceDir); 9996 ps.codePathString = ps.codePath.getPath(); 9997 ps.resourcePath = new File( 9998 pkg.applicationInfo.publicSourceDir); 9999 ps.resourcePathString = ps.resourcePath.getPath(); 10000 ps.nativeLibraryPathString = newNativePath; 10001 // Set the application info flag 10002 // correctly. 10003 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 10004 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 10005 } else { 10006 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 10007 } 10008 ps.setFlags(pkg.applicationInfo.flags); 10009 mAppDirs.remove(oldCodePath); 10010 mAppDirs.put(newCodePath, pkg); 10011 // Persist settings 10012 mSettings.writeLPr(); 10013 } 10014 } 10015 } 10016 } 10017 // Send resources available broadcast 10018 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 10019 } 10020 } 10021 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 10022 // Clean up failed installation 10023 if (mp.targetArgs != null) { 10024 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 10025 -1); 10026 } 10027 } else { 10028 // Force a gc to clear things up. 10029 Runtime.getRuntime().gc(); 10030 // Delete older code 10031 synchronized (mInstallLock) { 10032 mp.srcArgs.doPostDeleteLI(true); 10033 } 10034 } 10035 10036 // Allow more operations on this file if we didn't fail because 10037 // an operation was already pending for this package. 10038 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 10039 synchronized (mPackages) { 10040 PackageParser.Package pkg = mPackages.get(mp.packageName); 10041 if (pkg != null) { 10042 pkg.mOperationPending = false; 10043 } 10044 } 10045 } 10046 10047 IPackageMoveObserver observer = mp.observer; 10048 if (observer != null) { 10049 try { 10050 observer.packageMoved(mp.packageName, returnCode); 10051 } catch (RemoteException e) { 10052 Log.i(TAG, "Observer no longer exists."); 10053 } 10054 } 10055 } 10056 }); 10057 } 10058 10059 public boolean setInstallLocation(int loc) { 10060 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 10061 null); 10062 if (getInstallLocation() == loc) { 10063 return true; 10064 } 10065 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 10066 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 10067 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 10068 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 10069 return true; 10070 } 10071 return false; 10072 } 10073 10074 public int getInstallLocation() { 10075 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10076 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 10077 PackageHelper.APP_INSTALL_AUTO); 10078 } 10079 10080 /** Called by UserManagerService */ 10081 void cleanUpUserLILPw(int userHandle) { 10082 if (mDirtyUsers.remove(userHandle)); 10083 mSettings.removeUserLPr(userHandle); 10084 if (mInstaller != null) { 10085 // Technically, we shouldn't be doing this with the package lock 10086 // held. However, this is very rare, and there is already so much 10087 // other disk I/O going on, that we'll let it slide for now. 10088 mInstaller.removeUserDataDirs(userHandle); 10089 } 10090 } 10091 10092 /** Called by UserManagerService */ 10093 void createNewUserLILPw(int userHandle, File path) { 10094 if (mInstaller != null) { 10095 mSettings.createNewUserLILPw(mInstaller, userHandle, path); 10096 } 10097 } 10098 10099 @Override 10100 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 10101 mContext.enforceCallingOrSelfPermission( 10102 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10103 "Only package verification agents can read the verifier device identity"); 10104 10105 synchronized (mPackages) { 10106 return mSettings.getVerifierDeviceIdentityLPw(); 10107 } 10108 } 10109 10110 @Override 10111 public void setPermissionEnforced(String permission, boolean enforced) { 10112 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 10113 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10114 synchronized (mPackages) { 10115 if (mSettings.mReadExternalStorageEnforced == null 10116 || mSettings.mReadExternalStorageEnforced != enforced) { 10117 mSettings.mReadExternalStorageEnforced = enforced; 10118 mSettings.writeLPr(); 10119 10120 // kill any non-foreground processes so we restart them and 10121 // grant/revoke the GID. 10122 final IActivityManager am = ActivityManagerNative.getDefault(); 10123 if (am != null) { 10124 final long token = Binder.clearCallingIdentity(); 10125 try { 10126 am.killProcessesBelowForeground("setPermissionEnforcement"); 10127 } catch (RemoteException e) { 10128 } finally { 10129 Binder.restoreCallingIdentity(token); 10130 } 10131 } 10132 } 10133 } 10134 } else { 10135 throw new IllegalArgumentException("No selective enforcement for " + permission); 10136 } 10137 } 10138 10139 @Override 10140 public boolean isPermissionEnforced(String permission) { 10141 final boolean enforcedDefault = isPermissionEnforcedDefault(permission); 10142 synchronized (mPackages) { 10143 return isPermissionEnforcedLocked(permission, enforcedDefault); 10144 } 10145 } 10146 10147 /** 10148 * Check if given permission should be enforced by default. Should always be 10149 * called outside of {@link #mPackages} lock. 10150 */ 10151 private boolean isPermissionEnforcedDefault(String permission) { 10152 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10153 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10154 android.provider.Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT, 0) 10155 != 0; 10156 } else { 10157 return true; 10158 } 10159 } 10160 10161 /** 10162 * Check if user has requested that given permission be enforced, using 10163 * given default if undefined. 10164 */ 10165 private boolean isPermissionEnforcedLocked(String permission, boolean enforcedDefault) { 10166 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10167 if (mSettings.mReadExternalStorageEnforced != null) { 10168 return mSettings.mReadExternalStorageEnforced; 10169 } else { 10170 // User hasn't defined; fall back to secure default 10171 return enforcedDefault; 10172 } 10173 } else { 10174 return true; 10175 } 10176 } 10177 10178 public boolean isStorageLow() { 10179 final long token = Binder.clearCallingIdentity(); 10180 try { 10181 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 10182 .getService(DeviceStorageMonitorService.SERVICE); 10183 return dsm.isMemoryLow(); 10184 } finally { 10185 Binder.restoreCallingIdentity(token); 10186 } 10187 } 10188} 10189