PackageManagerService.java revision b049e212ab7fe8967893c202efcb30fecfdb82fb
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.ActivityManagerNative; 49import android.app.IActivityManager; 50import android.app.admin.IDevicePolicyManager; 51import android.app.backup.IBackupManager; 52import android.content.BroadcastReceiver; 53import android.content.ComponentName; 54import android.content.Context; 55import android.content.IIntentReceiver; 56import android.content.Intent; 57import android.content.IntentFilter; 58import android.content.IntentSender; 59import android.content.ServiceConnection; 60import android.content.IntentSender.SendIntentException; 61import android.content.pm.ActivityInfo; 62import android.content.pm.ApplicationInfo; 63import android.content.pm.ContainerEncryptionParams; 64import android.content.pm.FeatureInfo; 65import android.content.pm.IPackageDataObserver; 66import android.content.pm.IPackageDeleteObserver; 67import android.content.pm.IPackageInstallObserver; 68import android.content.pm.IPackageManager; 69import android.content.pm.IPackageMoveObserver; 70import android.content.pm.IPackageStatsObserver; 71import android.content.pm.InstrumentationInfo; 72import android.content.pm.PackageCleanItem; 73import android.content.pm.PackageInfo; 74import android.content.pm.PackageInfoLite; 75import android.content.pm.PackageManager; 76import android.content.pm.PackageParser; 77import android.content.pm.PackageUserState; 78import android.content.pm.PackageParser.ActivityIntentInfo; 79import android.content.pm.PackageStats; 80import android.content.pm.ParceledListSlice; 81import android.content.pm.PermissionGroupInfo; 82import android.content.pm.PermissionInfo; 83import android.content.pm.ProviderInfo; 84import android.content.pm.ResolveInfo; 85import android.content.pm.ServiceInfo; 86import android.content.pm.Signature; 87import android.content.pm.ManifestDigest; 88import android.content.pm.VerificationParams; 89import android.content.pm.VerifierDeviceIdentity; 90import android.content.pm.VerifierInfo; 91import android.net.Uri; 92import android.os.Binder; 93import android.os.Build; 94import android.os.Bundle; 95import android.os.Environment; 96import android.os.FileObserver; 97import android.os.FileUtils; 98import android.os.Handler; 99import android.os.HandlerThread; 100import android.os.IBinder; 101import android.os.Looper; 102import android.os.Message; 103import android.os.Parcel; 104import android.os.ParcelFileDescriptor; 105import android.os.Process; 106import android.os.RemoteException; 107import android.os.SELinux; 108import android.os.ServiceManager; 109import android.os.SystemClock; 110import android.os.SystemProperties; 111import android.os.UserHandle; 112import android.os.Environment.UserEnvironment; 113import android.provider.Settings.Secure; 114import android.security.SystemKeyStore; 115import android.util.DisplayMetrics; 116import android.util.EventLog; 117import android.util.Log; 118import android.util.LogPrinter; 119import android.util.Slog; 120import android.util.SparseArray; 121import android.util.Xml; 122import android.view.Display; 123import android.view.WindowManager; 124 125import java.io.BufferedOutputStream; 126import java.io.File; 127import java.io.FileDescriptor; 128import java.io.FileInputStream; 129import java.io.FileNotFoundException; 130import java.io.FileOutputStream; 131import java.io.FileReader; 132import java.io.FilenameFilter; 133import java.io.IOException; 134import java.io.PrintWriter; 135import java.security.NoSuchAlgorithmException; 136import java.security.PublicKey; 137import java.security.cert.CertificateException; 138import java.text.SimpleDateFormat; 139import java.util.ArrayList; 140import java.util.Arrays; 141import java.util.Collection; 142import java.util.Collections; 143import java.util.Comparator; 144import java.util.Date; 145import java.util.HashMap; 146import java.util.HashSet; 147import java.util.Iterator; 148import java.util.List; 149import java.util.Map; 150import java.util.Map.Entry; 151import java.util.Set; 152 153import libcore.io.ErrnoException; 154import libcore.io.IoUtils; 155import libcore.io.Libcore; 156import libcore.io.OsConstants; 157import libcore.io.StructStat; 158 159/** 160 * Keep track of all those .apks everywhere. 161 * 162 * This is very central to the platform's security; please run the unit 163 * tests whenever making modifications here: 164 * 165mmm frameworks/base/tests/AndroidTests 166adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 167adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 168 * 169 * {@hide} 170 */ 171public class PackageManagerService extends IPackageManager.Stub { 172 static final String TAG = "PackageManager"; 173 static final boolean DEBUG_SETTINGS = false; 174 private static final boolean DEBUG_PREFERRED = false; 175 static final boolean DEBUG_UPGRADE = false; 176 private static final boolean DEBUG_INSTALL = false; 177 private static final boolean DEBUG_REMOVE = false; 178 private static final boolean DEBUG_BROADCASTS = false; 179 private static final boolean DEBUG_SHOW_INFO = false; 180 private static final boolean DEBUG_PACKAGE_INFO = false; 181 private static final boolean DEBUG_INTENT_MATCHING = false; 182 private static final boolean DEBUG_PACKAGE_SCANNING = false; 183 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 184 private static final boolean DEBUG_VERIFY = false; 185 186 private static final int RADIO_UID = Process.PHONE_UID; 187 private static final int LOG_UID = Process.LOG_UID; 188 private static final int NFC_UID = Process.NFC_UID; 189 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 190 191 private static final boolean GET_CERTIFICATES = true; 192 193 private static final int REMOVE_EVENTS = 194 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 195 private static final int ADD_EVENTS = 196 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 197 198 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 199 // Suffix used during package installation when copying/moving 200 // package apks to install directory. 201 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 202 203 static final int SCAN_MONITOR = 1<<0; 204 static final int SCAN_NO_DEX = 1<<1; 205 static final int SCAN_FORCE_DEX = 1<<2; 206 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 207 static final int SCAN_NEW_INSTALL = 1<<4; 208 static final int SCAN_NO_PATHS = 1<<5; 209 static final int SCAN_UPDATE_TIME = 1<<6; 210 static final int SCAN_DEFER_DEX = 1<<7; 211 static final int SCAN_BOOTING = 1<<8; 212 213 static final int REMOVE_CHATTY = 1<<16; 214 215 /** 216 * Whether verification is enabled by default. 217 */ 218 private static final boolean DEFAULT_VERIFY_ENABLE = true; 219 220 /** 221 * The default maximum time to wait for the verification agent to return in 222 * milliseconds. 223 */ 224 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 225 226 /** 227 * The default response for package verification timeout. 228 * 229 * This can be either PackageManager.VERIFICATION_ALLOW or 230 * PackageManager.VERIFICATION_REJECT. 231 */ 232 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 233 234 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 235 236 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 237 DEFAULT_CONTAINER_PACKAGE, 238 "com.android.defcontainer.DefaultContainerService"); 239 240 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 241 242 private static final String LIB_DIR_NAME = "lib"; 243 244 static final String mTempContainerPrefix = "smdl2tmp"; 245 246 final HandlerThread mHandlerThread = new HandlerThread("PackageManager", 247 Process.THREAD_PRIORITY_BACKGROUND); 248 final PackageHandler mHandler; 249 250 final int mSdkVersion = Build.VERSION.SDK_INT; 251 final String mSdkCodename = "REL".equals(Build.VERSION.CODENAME) 252 ? null : Build.VERSION.CODENAME; 253 254 final Context mContext; 255 final boolean mFactoryTest; 256 final boolean mOnlyCore; 257 final boolean mNoDexOpt; 258 final DisplayMetrics mMetrics; 259 final int mDefParseFlags; 260 final String[] mSeparateProcesses; 261 262 // This is where all application persistent data goes. 263 final File mAppDataDir; 264 265 // This is where all application persistent data goes for secondary users. 266 final File mUserAppDataDir; 267 268 /** The location for ASEC container files on internal storage. */ 269 final String mAsecInternalPath; 270 271 // This is the object monitoring the framework dir. 272 final FileObserver mFrameworkInstallObserver; 273 274 // This is the object monitoring the system app dir. 275 final FileObserver mSystemInstallObserver; 276 277 // This is the object monitoring the system app dir. 278 final FileObserver mVendorInstallObserver; 279 280 // This is the object monitoring mAppInstallDir. 281 final FileObserver mAppInstallObserver; 282 283 // This is the object monitoring mDrmAppPrivateInstallDir. 284 final FileObserver mDrmAppInstallObserver; 285 286 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 287 // LOCK HELD. Can be called with mInstallLock held. 288 final Installer mInstaller; 289 290 final File mFrameworkDir; 291 final File mSystemAppDir; 292 final File mVendorAppDir; 293 final File mAppInstallDir; 294 final File mDalvikCacheDir; 295 296 /** 297 * Directory to which applications installed internally have native 298 * libraries copied. 299 */ 300 private File mAppLibInstallDir; 301 302 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 303 // apps. 304 final File mDrmAppPrivateInstallDir; 305 306 // ---------------------------------------------------------------- 307 308 // Lock for state used when installing and doing other long running 309 // operations. Methods that must be called with this lock held have 310 // the prefix "LI". 311 final Object mInstallLock = new Object(); 312 313 // These are the directories in the 3rd party applications installed dir 314 // that we have currently loaded packages from. Keys are the application's 315 // installed zip file (absolute codePath), and values are Package. 316 final HashMap<String, PackageParser.Package> mAppDirs = 317 new HashMap<String, PackageParser.Package>(); 318 319 // Information for the parser to write more useful error messages. 320 File mScanningPath; 321 int mLastScanError; 322 323 // ---------------------------------------------------------------- 324 325 // Keys are String (package name), values are Package. This also serves 326 // as the lock for the global state. Methods that must be called with 327 // this lock held have the prefix "LP". 328 final HashMap<String, PackageParser.Package> mPackages = 329 new HashMap<String, PackageParser.Package>(); 330 331 final Settings mSettings; 332 boolean mRestoredSettings; 333 334 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 335 int[] mGlobalGids; 336 337 // These are the built-in uid -> permission mappings that were read from the 338 // etc/permissions.xml file. 339 final SparseArray<HashSet<String>> mSystemPermissions = 340 new SparseArray<HashSet<String>>(); 341 342 // These are the built-in shared libraries that were read from the 343 // etc/permissions.xml file. 344 final HashMap<String, String> mSharedLibraries = new HashMap<String, String>(); 345 346 // Temporary for building the final shared libraries for an .apk. 347 String[] mTmpSharedLibraries = null; 348 349 // These are the features this devices supports that were read from the 350 // etc/permissions.xml file. 351 final HashMap<String, FeatureInfo> mAvailableFeatures = 352 new HashMap<String, FeatureInfo>(); 353 354 // All available activities, for your resolving pleasure. 355 final ActivityIntentResolver mActivities = 356 new ActivityIntentResolver(); 357 358 // All available receivers, for your resolving pleasure. 359 final ActivityIntentResolver mReceivers = 360 new ActivityIntentResolver(); 361 362 // All available services, for your resolving pleasure. 363 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 364 365 // Keys are String (provider class name), values are Provider. 366 final HashMap<ComponentName, PackageParser.Provider> mProvidersByComponent = 367 new HashMap<ComponentName, PackageParser.Provider>(); 368 369 // Mapping from provider base names (first directory in content URI codePath) 370 // to the provider information. 371 final HashMap<String, PackageParser.Provider> mProviders = 372 new HashMap<String, PackageParser.Provider>(); 373 374 // Mapping from instrumentation class names to info about them. 375 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 376 new HashMap<ComponentName, PackageParser.Instrumentation>(); 377 378 // Mapping from permission names to info about them. 379 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 380 new HashMap<String, PackageParser.PermissionGroup>(); 381 382 // Packages whose data we have transfered into another package, thus 383 // should no longer exist. 384 final HashSet<String> mTransferedPackages = new HashSet<String>(); 385 386 // Broadcast actions that are only available to the system. 387 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 388 389 /** List of packages waiting for verification. */ 390 final SparseArray<PackageVerificationState> mPendingVerification 391 = new SparseArray<PackageVerificationState>(); 392 393 final ArrayList<PackageParser.Package> mDeferredDexOpt = 394 new ArrayList<PackageParser.Package>(); 395 396 /** Token for keys in mPendingVerification. */ 397 private int mPendingVerificationToken = 0; 398 399 boolean mSystemReady; 400 boolean mSafeMode; 401 boolean mHasSystemUidErrors; 402 403 ApplicationInfo mAndroidApplication; 404 final ActivityInfo mResolveActivity = new ActivityInfo(); 405 final ResolveInfo mResolveInfo = new ResolveInfo(); 406 ComponentName mResolveComponentName; 407 PackageParser.Package mPlatformPackage; 408 409 // Set of pending broadcasts for aggregating enable/disable of components. 410 final HashMap<String, ArrayList<String>> mPendingBroadcasts 411 = new HashMap<String, ArrayList<String>>(); 412 // Service Connection to remote media container service to copy 413 // package uri's from external media onto secure containers 414 // or internal storage. 415 private IMediaContainerService mContainerService = null; 416 private int mContainerServiceUserId; 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 mContainerServiceUserId = 0; 486 if (mPendingInstalls.size() > 0) { 487 mContainerServiceUserId = mPendingInstalls.get(0).getUser().getIdentifier(); 488 if (mContainerServiceUserId == UserHandle.USER_ALL) { 489 mContainerServiceUserId = 0; 490 } 491 } 492 if (mContext.bindService(service, mDefContainerConn, 493 Context.BIND_AUTO_CREATE, mContainerServiceUserId)) { 494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 495 mBound = true; 496 return true; 497 } 498 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 499 return false; 500 } 501 502 private void disconnectService() { 503 mContainerService = null; 504 mBound = false; 505 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 506 mContext.unbindService(mDefContainerConn); 507 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 508 } 509 510 PackageHandler(Looper looper) { 511 super(looper); 512 } 513 514 public void handleMessage(Message msg) { 515 try { 516 doHandleMessage(msg); 517 } finally { 518 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 519 } 520 } 521 522 void doHandleMessage(Message msg) { 523 switch (msg.what) { 524 case INIT_COPY: { 525 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy"); 526 HandlerParams params = (HandlerParams) msg.obj; 527 int idx = mPendingInstalls.size(); 528 if (DEBUG_INSTALL) Slog.i(TAG, "idx=" + idx); 529 // If a bind was already initiated we dont really 530 // need to do anything. The pending install 531 // will be processed later on. 532 if (!mBound) { 533 // If this is the only one pending we might 534 // have to bind to the service again. 535 if (!connectToService()) { 536 Slog.e(TAG, "Failed to bind to media container service"); 537 params.serviceError(); 538 return; 539 } else { 540 // Once we bind to the service, the first 541 // pending request will be processed. 542 mPendingInstalls.add(idx, params); 543 } 544 } else { 545 mPendingInstalls.add(idx, params); 546 // Already bound to the service. Just make 547 // sure we trigger off processing the first request. 548 if (idx == 0) { 549 mHandler.sendEmptyMessage(MCS_BOUND); 550 } 551 } 552 break; 553 } 554 case MCS_BOUND: { 555 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 556 if (msg.obj != null) { 557 mContainerService = (IMediaContainerService) msg.obj; 558 } 559 if (mContainerService == null) { 560 // Something seriously wrong. Bail out 561 Slog.e(TAG, "Cannot bind to media container service"); 562 for (HandlerParams params : mPendingInstalls) { 563 // Indicate service bind error 564 params.serviceError(); 565 } 566 mPendingInstalls.clear(); 567 } else if (mPendingInstalls.size() > 0) { 568 HandlerParams params = mPendingInstalls.get(0); 569 if (params != null) { 570 // Check if we're connected to the correct service, if it's an install 571 // request. 572 final int installFor = params.getUser().getIdentifier(); 573 if (installFor != mContainerServiceUserId 574 && (installFor == UserHandle.USER_ALL 575 && mContainerServiceUserId != 0)) { 576 mHandler.sendEmptyMessage(MCS_RECONNECT); 577 return; 578 } 579 if (params.startCopy()) { 580 // We are done... look for more work or to 581 // go idle. 582 if (DEBUG_SD_INSTALL) Log.i(TAG, 583 "Checking for more work or unbind..."); 584 // Delete pending install 585 if (mPendingInstalls.size() > 0) { 586 mPendingInstalls.remove(0); 587 } 588 if (mPendingInstalls.size() == 0) { 589 if (mBound) { 590 if (DEBUG_SD_INSTALL) Log.i(TAG, 591 "Posting delayed MCS_UNBIND"); 592 removeMessages(MCS_UNBIND); 593 Message ubmsg = obtainMessage(MCS_UNBIND); 594 // Unbind after a little delay, to avoid 595 // continual thrashing. 596 sendMessageDelayed(ubmsg, 10000); 597 } 598 } else { 599 // There are more pending requests in queue. 600 // Just post MCS_BOUND message to trigger processing 601 // of next pending install. 602 if (DEBUG_SD_INSTALL) Log.i(TAG, 603 "Posting MCS_BOUND for next woek"); 604 mHandler.sendEmptyMessage(MCS_BOUND); 605 } 606 } 607 } 608 } else { 609 // Should never happen ideally. 610 Slog.w(TAG, "Empty queue"); 611 } 612 break; 613 } 614 case MCS_RECONNECT: { 615 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 616 if (mPendingInstalls.size() > 0) { 617 if (mBound) { 618 disconnectService(); 619 } 620 if (!connectToService()) { 621 Slog.e(TAG, "Failed to bind to media container service"); 622 for (HandlerParams params : mPendingInstalls) { 623 // Indicate service bind error 624 params.serviceError(); 625 } 626 mPendingInstalls.clear(); 627 } 628 } 629 break; 630 } 631 case MCS_UNBIND: { 632 // If there is no actual work left, then time to unbind. 633 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 634 635 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 636 if (mBound) { 637 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 638 639 disconnectService(); 640 } 641 } else if (mPendingInstalls.size() > 0) { 642 // There are more pending requests in queue. 643 // Just post MCS_BOUND message to trigger processing 644 // of next pending install. 645 mHandler.sendEmptyMessage(MCS_BOUND); 646 } 647 648 break; 649 } 650 case MCS_GIVE_UP: { 651 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 652 mPendingInstalls.remove(0); 653 break; 654 } 655 case SEND_PENDING_BROADCAST: { 656 String packages[]; 657 ArrayList<String> components[]; 658 int size = 0; 659 int uids[]; 660 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 661 synchronized (mPackages) { 662 if (mPendingBroadcasts == null) { 663 return; 664 } 665 size = mPendingBroadcasts.size(); 666 if (size <= 0) { 667 // Nothing to be done. Just return 668 return; 669 } 670 packages = new String[size]; 671 components = new ArrayList[size]; 672 uids = new int[size]; 673 Iterator<Map.Entry<String, ArrayList<String>>> 674 it = mPendingBroadcasts.entrySet().iterator(); 675 int i = 0; 676 while (it.hasNext() && i < size) { 677 Map.Entry<String, ArrayList<String>> ent = it.next(); 678 packages[i] = ent.getKey(); 679 components[i] = ent.getValue(); 680 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 681 uids[i] = (ps != null) ? ps.appId : -1; 682 i++; 683 } 684 size = i; 685 mPendingBroadcasts.clear(); 686 } 687 // Send broadcasts 688 for (int i = 0; i < size; i++) { 689 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 690 } 691 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 692 break; 693 } 694 case START_CLEANING_PACKAGE: { 695 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 696 PackageCleanItem item = new PackageCleanItem((String)msg.obj, 697 msg.arg2 != 0); 698 synchronized (mPackages) { 699 if (msg.arg1 == UserHandle.USER_ALL) { 700 int[] users = sUserManager.getUserIds(); 701 for (int user : users) { 702 mSettings.addPackageToCleanLPw(user, item); 703 } 704 } else { 705 mSettings.addPackageToCleanLPw(msg.arg1, item); 706 } 707 } 708 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 709 startCleaningPackages(-1); 710 } break; 711 case POST_INSTALL: { 712 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 713 PostInstallData data = mRunningInstalls.get(msg.arg1); 714 mRunningInstalls.delete(msg.arg1); 715 boolean deleteOld = false; 716 717 if (data != null) { 718 InstallArgs args = data.args; 719 PackageInstalledInfo res = data.res; 720 721 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 722 res.removedInfo.sendBroadcast(false, true); 723 Bundle extras = new Bundle(1); 724 extras.putInt(Intent.EXTRA_UID, res.uid); 725 // Determine the set of users who are adding this 726 // package for the first time vs. those who are seeing 727 // an update. 728 int[] firstUsers; 729 int[] updateUsers = new int[0]; 730 if (res.origUsers == null || res.origUsers.length == 0) { 731 firstUsers = res.newUsers; 732 } else { 733 firstUsers = new int[0]; 734 for (int i=0; i<res.newUsers.length; i++) { 735 int user = res.newUsers[i]; 736 boolean isNew = true; 737 for (int j=0; j<res.origUsers.length; j++) { 738 if (res.origUsers[j] == user) { 739 isNew = false; 740 break; 741 } 742 } 743 if (isNew) { 744 int[] newFirst = new int[firstUsers.length+1]; 745 System.arraycopy(firstUsers, 0, newFirst, 0, 746 firstUsers.length); 747 newFirst[firstUsers.length] = user; 748 firstUsers = newFirst; 749 } else { 750 int[] newUpdate = new int[updateUsers.length+1]; 751 System.arraycopy(updateUsers, 0, newUpdate, 0, 752 updateUsers.length); 753 newUpdate[updateUsers.length] = user; 754 updateUsers = newUpdate; 755 } 756 } 757 } 758 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 759 res.pkg.applicationInfo.packageName, 760 extras, null, null, firstUsers); 761 final boolean update = res.removedInfo.removedPackage != null; 762 if (update) { 763 extras.putBoolean(Intent.EXTRA_REPLACING, true); 764 } 765 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 766 res.pkg.applicationInfo.packageName, 767 extras, null, null, updateUsers); 768 if (update) { 769 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 770 res.pkg.applicationInfo.packageName, 771 extras, null, null, updateUsers); 772 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 773 null, null, 774 res.pkg.applicationInfo.packageName, null, updateUsers); 775 } 776 if (res.removedInfo.args != null) { 777 // Remove the replaced package's older resources safely now 778 deleteOld = true; 779 } 780 781 // Log current value of "unknown sources" setting 782 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 783 getUnknownSourcesSettings()); 784 } 785 // Force a gc to clear up things 786 Runtime.getRuntime().gc(); 787 // We delete after a gc for applications on sdcard. 788 if (deleteOld) { 789 synchronized (mInstallLock) { 790 res.removedInfo.args.doPostDeleteLI(true); 791 } 792 } 793 if (args.observer != null) { 794 try { 795 args.observer.packageInstalled(res.name, res.returnCode); 796 } catch (RemoteException e) { 797 Slog.i(TAG, "Observer no longer exists."); 798 } 799 } 800 } else { 801 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 802 } 803 } break; 804 case UPDATED_MEDIA_STATUS: { 805 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 806 boolean reportStatus = msg.arg1 == 1; 807 boolean doGc = msg.arg2 == 1; 808 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 809 if (doGc) { 810 // Force a gc to clear up stale containers. 811 Runtime.getRuntime().gc(); 812 } 813 if (msg.obj != null) { 814 @SuppressWarnings("unchecked") 815 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 816 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 817 // Unload containers 818 unloadAllContainers(args); 819 } 820 if (reportStatus) { 821 try { 822 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 823 PackageHelper.getMountService().finishMediaUpdate(); 824 } catch (RemoteException e) { 825 Log.e(TAG, "MountService not running?"); 826 } 827 } 828 } break; 829 case WRITE_SETTINGS: { 830 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 831 synchronized (mPackages) { 832 removeMessages(WRITE_SETTINGS); 833 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 834 mSettings.writeLPr(); 835 mDirtyUsers.clear(); 836 } 837 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 838 } break; 839 case WRITE_PACKAGE_RESTRICTIONS: { 840 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 841 synchronized (mPackages) { 842 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 843 for (int userId : mDirtyUsers) { 844 mSettings.writePackageRestrictionsLPr(userId); 845 } 846 mDirtyUsers.clear(); 847 } 848 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 849 } break; 850 case CHECK_PENDING_VERIFICATION: { 851 final int verificationId = msg.arg1; 852 final PackageVerificationState state = mPendingVerification.get(verificationId); 853 854 if ((state != null) && !state.timeoutExtended()) { 855 final InstallArgs args = state.getInstallArgs(); 856 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 857 mPendingVerification.remove(verificationId); 858 859 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 860 861 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 862 Slog.i(TAG, "Continuing with installation of " 863 + args.packageURI.toString()); 864 state.setVerifierResponse(Binder.getCallingUid(), 865 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 866 broadcastPackageVerified(verificationId, args.packageURI, 867 PackageManager.VERIFICATION_ALLOW); 868 try { 869 ret = args.copyApk(mContainerService, true); 870 } catch (RemoteException e) { 871 Slog.e(TAG, "Could not contact the ContainerService"); 872 } 873 } else { 874 broadcastPackageVerified(verificationId, args.packageURI, 875 PackageManager.VERIFICATION_REJECT); 876 } 877 878 processPendingInstall(args, ret); 879 mHandler.sendEmptyMessage(MCS_UNBIND); 880 } 881 break; 882 } 883 case PACKAGE_VERIFIED: { 884 final int verificationId = msg.arg1; 885 886 final PackageVerificationState state = mPendingVerification.get(verificationId); 887 if (state == null) { 888 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 889 break; 890 } 891 892 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 893 894 state.setVerifierResponse(response.callerUid, response.code); 895 896 if (state.isVerificationComplete()) { 897 mPendingVerification.remove(verificationId); 898 899 final InstallArgs args = state.getInstallArgs(); 900 901 int ret; 902 if (state.isInstallAllowed()) { 903 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 904 broadcastPackageVerified(verificationId, args.packageURI, 905 response.code); 906 try { 907 ret = args.copyApk(mContainerService, true); 908 } catch (RemoteException e) { 909 Slog.e(TAG, "Could not contact the ContainerService"); 910 } 911 } else { 912 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 913 } 914 915 processPendingInstall(args, ret); 916 917 mHandler.sendEmptyMessage(MCS_UNBIND); 918 } 919 920 break; 921 } 922 } 923 } 924 } 925 926 void scheduleWriteSettingsLocked() { 927 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 928 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 929 } 930 } 931 932 void scheduleWritePackageRestrictionsLocked(int userId) { 933 if (!sUserManager.exists(userId)) return; 934 mDirtyUsers.add(userId); 935 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 936 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 937 } 938 } 939 940 public static final IPackageManager main(Context context, boolean factoryTest, 941 boolean onlyCore) { 942 PackageManagerService m = new PackageManagerService(context, factoryTest, onlyCore); 943 ServiceManager.addService("package", m); 944 return m; 945 } 946 947 static String[] splitString(String str, char sep) { 948 int count = 1; 949 int i = 0; 950 while ((i=str.indexOf(sep, i)) >= 0) { 951 count++; 952 i++; 953 } 954 955 String[] res = new String[count]; 956 i=0; 957 count = 0; 958 int lastI=0; 959 while ((i=str.indexOf(sep, i)) >= 0) { 960 res[count] = str.substring(lastI, i); 961 count++; 962 i++; 963 lastI = i; 964 } 965 res[count] = str.substring(lastI, str.length()); 966 return res; 967 } 968 969 public PackageManagerService(Context context, boolean factoryTest, boolean onlyCore) { 970 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 971 SystemClock.uptimeMillis()); 972 973 if (mSdkVersion <= 0) { 974 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 975 } 976 977 mContext = context; 978 mFactoryTest = factoryTest; 979 mOnlyCore = onlyCore; 980 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 981 mMetrics = new DisplayMetrics(); 982 mSettings = new Settings(context); 983 mSettings.addSharedUserLPw("android.uid.system", 984 Process.SYSTEM_UID, ApplicationInfo.FLAG_SYSTEM); 985 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, ApplicationInfo.FLAG_SYSTEM); 986 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, ApplicationInfo.FLAG_SYSTEM); 987 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, ApplicationInfo.FLAG_SYSTEM); 988 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, ApplicationInfo.FLAG_SYSTEM); 989 990 String separateProcesses = SystemProperties.get("debug.separate_processes"); 991 if (separateProcesses != null && separateProcesses.length() > 0) { 992 if ("*".equals(separateProcesses)) { 993 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 994 mSeparateProcesses = null; 995 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 996 } else { 997 mDefParseFlags = 0; 998 mSeparateProcesses = separateProcesses.split(","); 999 Slog.w(TAG, "Running with debug.separate_processes: " 1000 + separateProcesses); 1001 } 1002 } else { 1003 mDefParseFlags = 0; 1004 mSeparateProcesses = null; 1005 } 1006 1007 mInstaller = new Installer(); 1008 1009 WindowManager wm = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 1010 Display d = wm.getDefaultDisplay(); 1011 d.getMetrics(mMetrics); 1012 1013 synchronized (mInstallLock) { 1014 // writer 1015 synchronized (mPackages) { 1016 mHandlerThread.start(); 1017 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1018 1019 File dataDir = Environment.getDataDirectory(); 1020 mAppDataDir = new File(dataDir, "data"); 1021 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1022 mUserAppDataDir = new File(dataDir, "user"); 1023 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1024 1025 sUserManager = new UserManagerService(context, this, 1026 mInstallLock, mPackages); 1027 1028 readPermissions(); 1029 1030 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers()); 1031 long startTime = SystemClock.uptimeMillis(); 1032 1033 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1034 startTime); 1035 1036 // Set flag to monitor and not change apk file paths when 1037 // scanning install directories. 1038 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1039 if (mNoDexOpt) { 1040 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1041 scanMode |= SCAN_NO_DEX; 1042 } 1043 1044 final HashSet<String> libFiles = new HashSet<String>(); 1045 1046 mFrameworkDir = new File(Environment.getRootDirectory(), "framework"); 1047 mDalvikCacheDir = new File(dataDir, "dalvik-cache"); 1048 1049 boolean didDexOpt = false; 1050 1051 /** 1052 * Out of paranoia, ensure that everything in the boot class 1053 * path has been dexed. 1054 */ 1055 String bootClassPath = System.getProperty("java.boot.class.path"); 1056 if (bootClassPath != null) { 1057 String[] paths = splitString(bootClassPath, ':'); 1058 for (int i=0; i<paths.length; i++) { 1059 try { 1060 if (dalvik.system.DexFile.isDexOptNeeded(paths[i])) { 1061 libFiles.add(paths[i]); 1062 mInstaller.dexopt(paths[i], Process.SYSTEM_UID, true); 1063 didDexOpt = true; 1064 } 1065 } catch (FileNotFoundException e) { 1066 Slog.w(TAG, "Boot class path not found: " + paths[i]); 1067 } catch (IOException e) { 1068 Slog.w(TAG, "Cannot dexopt " + paths[i] + "; is it an APK or JAR? " 1069 + e.getMessage()); 1070 } 1071 } 1072 } else { 1073 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1074 } 1075 1076 /** 1077 * Also ensure all external libraries have had dexopt run on them. 1078 */ 1079 if (mSharedLibraries.size() > 0) { 1080 Iterator<String> libs = mSharedLibraries.values().iterator(); 1081 while (libs.hasNext()) { 1082 String lib = libs.next(); 1083 try { 1084 if (dalvik.system.DexFile.isDexOptNeeded(lib)) { 1085 libFiles.add(lib); 1086 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1087 didDexOpt = true; 1088 } 1089 } catch (FileNotFoundException e) { 1090 Slog.w(TAG, "Library not found: " + lib); 1091 } catch (IOException e) { 1092 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1093 + e.getMessage()); 1094 } 1095 } 1096 } 1097 1098 // Gross hack for now: we know this file doesn't contain any 1099 // code, so don't dexopt it to avoid the resulting log spew. 1100 libFiles.add(mFrameworkDir.getPath() + "/framework-res.apk"); 1101 1102 /** 1103 * And there are a number of commands implemented in Java, which 1104 * we currently need to do the dexopt on so that they can be 1105 * run from a non-root shell. 1106 */ 1107 String[] frameworkFiles = mFrameworkDir.list(); 1108 if (frameworkFiles != null) { 1109 for (int i=0; i<frameworkFiles.length; i++) { 1110 File libPath = new File(mFrameworkDir, frameworkFiles[i]); 1111 String path = libPath.getPath(); 1112 // Skip the file if we alrady did it. 1113 if (libFiles.contains(path)) { 1114 continue; 1115 } 1116 // Skip the file if it is not a type we want to dexopt. 1117 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1118 continue; 1119 } 1120 try { 1121 if (dalvik.system.DexFile.isDexOptNeeded(path)) { 1122 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1123 didDexOpt = true; 1124 } 1125 } catch (FileNotFoundException e) { 1126 Slog.w(TAG, "Jar not found: " + path); 1127 } catch (IOException e) { 1128 Slog.w(TAG, "Exception reading jar: " + path, e); 1129 } 1130 } 1131 } 1132 1133 if (didDexOpt) { 1134 // If we had to do a dexopt of one of the previous 1135 // things, then something on the system has changed. 1136 // Consider this significant, and wipe away all other 1137 // existing dexopt files to ensure we don't leave any 1138 // dangling around. 1139 String[] files = mDalvikCacheDir.list(); 1140 if (files != null) { 1141 for (int i=0; i<files.length; i++) { 1142 String fn = files[i]; 1143 if (fn.startsWith("data@app@") 1144 || fn.startsWith("data@app-private@")) { 1145 Slog.i(TAG, "Pruning dalvik file: " + fn); 1146 (new File(mDalvikCacheDir, fn)).delete(); 1147 } 1148 } 1149 } 1150 } 1151 1152 // Find base frameworks (resource packages without code). 1153 mFrameworkInstallObserver = new AppDirObserver( 1154 mFrameworkDir.getPath(), OBSERVER_EVENTS, true); 1155 mFrameworkInstallObserver.startWatching(); 1156 scanDirLI(mFrameworkDir, PackageParser.PARSE_IS_SYSTEM 1157 | PackageParser.PARSE_IS_SYSTEM_DIR, 1158 scanMode | SCAN_NO_DEX, 0); 1159 1160 // Collect all system packages. 1161 mSystemAppDir = new File(Environment.getRootDirectory(), "app"); 1162 mSystemInstallObserver = new AppDirObserver( 1163 mSystemAppDir.getPath(), OBSERVER_EVENTS, true); 1164 mSystemInstallObserver.startWatching(); 1165 scanDirLI(mSystemAppDir, PackageParser.PARSE_IS_SYSTEM 1166 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1167 1168 // Collect all vendor packages. 1169 mVendorAppDir = new File("/vendor/app"); 1170 mVendorInstallObserver = new AppDirObserver( 1171 mVendorAppDir.getPath(), OBSERVER_EVENTS, true); 1172 mVendorInstallObserver.startWatching(); 1173 scanDirLI(mVendorAppDir, PackageParser.PARSE_IS_SYSTEM 1174 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1175 1176 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1177 mInstaller.moveFiles(); 1178 1179 // Prune any system packages that no longer exist. 1180 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1181 if (!mOnlyCore) { 1182 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1183 while (psit.hasNext()) { 1184 PackageSetting ps = psit.next(); 1185 1186 /* 1187 * If this is not a system app, it can't be a 1188 * disable system app. 1189 */ 1190 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1191 continue; 1192 } 1193 1194 /* 1195 * If the package is scanned, it's not erased. 1196 */ 1197 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1198 if (scannedPkg != null) { 1199 /* 1200 * If the system app is both scanned and in the 1201 * disabled packages list, then it must have been 1202 * added via OTA. Remove it from the currently 1203 * scanned package so the previously user-installed 1204 * application can be scanned. 1205 */ 1206 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1207 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1208 + "; removing system app"); 1209 removePackageLI(ps, true); 1210 } 1211 1212 continue; 1213 } 1214 1215 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1216 psit.remove(); 1217 String msg = "System package " + ps.name 1218 + " no longer exists; wiping its data"; 1219 reportSettingsProblem(Log.WARN, msg); 1220 removeDataDirsLI(ps.name); 1221 } else { 1222 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1223 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1224 possiblyDeletedUpdatedSystemApps.add(ps.name); 1225 } 1226 } 1227 } 1228 } 1229 1230 mAppInstallDir = new File(dataDir, "app"); 1231 mAppLibInstallDir = new File(dataDir, "app-lib"); 1232 //look for any incomplete package installations 1233 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1234 //clean up list 1235 for(int i = 0; i < deletePkgsList.size(); i++) { 1236 //clean up here 1237 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1238 } 1239 //delete tmp files 1240 deleteTempPackageFiles(); 1241 1242 if (!mOnlyCore) { 1243 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1244 SystemClock.uptimeMillis()); 1245 mAppInstallObserver = new AppDirObserver( 1246 mAppInstallDir.getPath(), OBSERVER_EVENTS, false); 1247 mAppInstallObserver.startWatching(); 1248 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1249 1250 mDrmAppInstallObserver = new AppDirObserver( 1251 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false); 1252 mDrmAppInstallObserver.startWatching(); 1253 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1254 scanMode, 0); 1255 1256 /** 1257 * Remove disable package settings for any updated system 1258 * apps that were removed via an OTA. If they're not a 1259 * previously-updated app, remove them completely. 1260 * Otherwise, just revoke their system-level permissions. 1261 */ 1262 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1263 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1264 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1265 1266 String msg; 1267 if (deletedPkg == null) { 1268 msg = "Updated system package " + deletedAppName 1269 + " no longer exists; wiping its data"; 1270 removeDataDirsLI(deletedAppName); 1271 } else { 1272 msg = "Updated system app + " + deletedAppName 1273 + " no longer present; removing system privileges for " 1274 + deletedAppName; 1275 1276 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1277 1278 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1279 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1280 } 1281 reportSettingsProblem(Log.WARN, msg); 1282 } 1283 } else { 1284 mAppInstallObserver = null; 1285 mDrmAppInstallObserver = null; 1286 } 1287 1288 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1289 SystemClock.uptimeMillis()); 1290 Slog.i(TAG, "Time to scan packages: " 1291 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1292 + " seconds"); 1293 1294 // If the platform SDK has changed since the last time we booted, 1295 // we need to re-grant app permission to catch any new ones that 1296 // appear. This is really a hack, and means that apps can in some 1297 // cases get permissions that the user didn't initially explicitly 1298 // allow... it would be nice to have some better way to handle 1299 // this situation. 1300 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1301 != mSdkVersion; 1302 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1303 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1304 + "; regranting permissions for internal storage"); 1305 mSettings.mInternalSdkPlatform = mSdkVersion; 1306 1307 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1308 | (regrantPermissions 1309 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1310 : 0)); 1311 1312 // Verify that all of the preferred activity components actually 1313 // exist. It is possible for applications to be updated and at 1314 // that point remove a previously declared activity component that 1315 // had been set as a preferred activity. We try to clean this up 1316 // the next time we encounter that preferred activity, but it is 1317 // possible for the user flow to never be able to return to that 1318 // situation so here we do a sanity check to make sure we haven't 1319 // left any junk around. 1320 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 1321 for (PreferredActivity pa : mSettings.mPreferredActivities.filterSet()) { 1322 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 1323 removed.add(pa); 1324 } 1325 } 1326 for (int i=0; i<removed.size(); i++) { 1327 PreferredActivity pa = removed.get(i); 1328 Slog.w(TAG, "Removing dangling preferred activity: " 1329 + pa.mPref.mComponent); 1330 mSettings.mPreferredActivities.removeFilter(pa); 1331 } 1332 1333 // can downgrade to reader 1334 mSettings.writeLPr(); 1335 1336 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1337 SystemClock.uptimeMillis()); 1338 1339 // Now after opening every single application zip, make sure they 1340 // are all flushed. Not really needed, but keeps things nice and 1341 // tidy. 1342 Runtime.getRuntime().gc(); 1343 1344 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1345 } // synchronized (mPackages) 1346 } // synchronized (mInstallLock) 1347 } 1348 1349 public boolean isFirstBoot() { 1350 return !mRestoredSettings; 1351 } 1352 1353 private String getRequiredVerifierLPr() { 1354 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1355 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1356 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1357 1358 String requiredVerifier = null; 1359 1360 final int N = receivers.size(); 1361 for (int i = 0; i < N; i++) { 1362 final ResolveInfo info = receivers.get(i); 1363 1364 if (info.activityInfo == null) { 1365 continue; 1366 } 1367 1368 final String packageName = info.activityInfo.packageName; 1369 1370 final PackageSetting ps = mSettings.mPackages.get(packageName); 1371 if (ps == null) { 1372 continue; 1373 } 1374 1375 if (!ps.grantedPermissions 1376 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1377 continue; 1378 } 1379 1380 if (requiredVerifier != null) { 1381 throw new RuntimeException("There can be only one required verifier"); 1382 } 1383 1384 requiredVerifier = packageName; 1385 } 1386 1387 return requiredVerifier; 1388 } 1389 1390 @Override 1391 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1392 throws RemoteException { 1393 try { 1394 return super.onTransact(code, data, reply, flags); 1395 } catch (RuntimeException e) { 1396 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1397 Slog.e(TAG, "Package Manager Crash", e); 1398 } 1399 throw e; 1400 } 1401 } 1402 1403 void cleanupInstallFailedPackage(PackageSetting ps) { 1404 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1405 removeDataDirsLI(ps.name); 1406 if (ps.codePath != null) { 1407 if (!ps.codePath.delete()) { 1408 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1409 } 1410 } 1411 if (ps.resourcePath != null) { 1412 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1413 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1414 } 1415 } 1416 mSettings.removePackageLPw(ps.name); 1417 } 1418 1419 void readPermissions() { 1420 // Read permissions from .../etc/permission directory. 1421 File libraryDir = new File(Environment.getRootDirectory(), "etc/permissions"); 1422 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1423 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1424 return; 1425 } 1426 if (!libraryDir.canRead()) { 1427 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1428 return; 1429 } 1430 1431 // Iterate over the files in the directory and scan .xml files 1432 for (File f : libraryDir.listFiles()) { 1433 // We'll read platform.xml last 1434 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1435 continue; 1436 } 1437 1438 if (!f.getPath().endsWith(".xml")) { 1439 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1440 continue; 1441 } 1442 if (!f.canRead()) { 1443 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1444 continue; 1445 } 1446 1447 readPermissionsFromXml(f); 1448 } 1449 1450 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1451 final File permFile = new File(Environment.getRootDirectory(), 1452 "etc/permissions/platform.xml"); 1453 readPermissionsFromXml(permFile); 1454 } 1455 1456 private void readPermissionsFromXml(File permFile) { 1457 FileReader permReader = null; 1458 try { 1459 permReader = new FileReader(permFile); 1460 } catch (FileNotFoundException e) { 1461 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1462 return; 1463 } 1464 1465 try { 1466 XmlPullParser parser = Xml.newPullParser(); 1467 parser.setInput(permReader); 1468 1469 XmlUtils.beginDocument(parser, "permissions"); 1470 1471 while (true) { 1472 XmlUtils.nextElement(parser); 1473 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1474 break; 1475 } 1476 1477 String name = parser.getName(); 1478 if ("group".equals(name)) { 1479 String gidStr = parser.getAttributeValue(null, "gid"); 1480 if (gidStr != null) { 1481 int gid = Integer.parseInt(gidStr); 1482 mGlobalGids = appendInt(mGlobalGids, gid); 1483 } else { 1484 Slog.w(TAG, "<group> without gid at " 1485 + parser.getPositionDescription()); 1486 } 1487 1488 XmlUtils.skipCurrentTag(parser); 1489 continue; 1490 } else if ("permission".equals(name)) { 1491 String perm = parser.getAttributeValue(null, "name"); 1492 if (perm == null) { 1493 Slog.w(TAG, "<permission> without name at " 1494 + parser.getPositionDescription()); 1495 XmlUtils.skipCurrentTag(parser); 1496 continue; 1497 } 1498 perm = perm.intern(); 1499 readPermission(parser, perm); 1500 1501 } else if ("assign-permission".equals(name)) { 1502 String perm = parser.getAttributeValue(null, "name"); 1503 if (perm == null) { 1504 Slog.w(TAG, "<assign-permission> without name at " 1505 + parser.getPositionDescription()); 1506 XmlUtils.skipCurrentTag(parser); 1507 continue; 1508 } 1509 String uidStr = parser.getAttributeValue(null, "uid"); 1510 if (uidStr == null) { 1511 Slog.w(TAG, "<assign-permission> without uid at " 1512 + parser.getPositionDescription()); 1513 XmlUtils.skipCurrentTag(parser); 1514 continue; 1515 } 1516 int uid = Process.getUidForName(uidStr); 1517 if (uid < 0) { 1518 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1519 + uidStr + "\" at " 1520 + parser.getPositionDescription()); 1521 XmlUtils.skipCurrentTag(parser); 1522 continue; 1523 } 1524 perm = perm.intern(); 1525 HashSet<String> perms = mSystemPermissions.get(uid); 1526 if (perms == null) { 1527 perms = new HashSet<String>(); 1528 mSystemPermissions.put(uid, perms); 1529 } 1530 perms.add(perm); 1531 XmlUtils.skipCurrentTag(parser); 1532 1533 } else if ("library".equals(name)) { 1534 String lname = parser.getAttributeValue(null, "name"); 1535 String lfile = parser.getAttributeValue(null, "file"); 1536 if (lname == null) { 1537 Slog.w(TAG, "<library> without name at " 1538 + parser.getPositionDescription()); 1539 } else if (lfile == null) { 1540 Slog.w(TAG, "<library> without file at " 1541 + parser.getPositionDescription()); 1542 } else { 1543 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1544 mSharedLibraries.put(lname, lfile); 1545 } 1546 XmlUtils.skipCurrentTag(parser); 1547 continue; 1548 1549 } else if ("feature".equals(name)) { 1550 String fname = parser.getAttributeValue(null, "name"); 1551 if (fname == null) { 1552 Slog.w(TAG, "<feature> without name at " 1553 + parser.getPositionDescription()); 1554 } else { 1555 //Log.i(TAG, "Got feature " + fname); 1556 FeatureInfo fi = new FeatureInfo(); 1557 fi.name = fname; 1558 mAvailableFeatures.put(fname, fi); 1559 } 1560 XmlUtils.skipCurrentTag(parser); 1561 continue; 1562 1563 } else { 1564 XmlUtils.skipCurrentTag(parser); 1565 continue; 1566 } 1567 1568 } 1569 permReader.close(); 1570 } catch (XmlPullParserException e) { 1571 Slog.w(TAG, "Got execption parsing permissions.", e); 1572 } catch (IOException e) { 1573 Slog.w(TAG, "Got execption parsing permissions.", e); 1574 } 1575 } 1576 1577 void readPermission(XmlPullParser parser, String name) 1578 throws IOException, XmlPullParserException { 1579 1580 name = name.intern(); 1581 1582 BasePermission bp = mSettings.mPermissions.get(name); 1583 if (bp == null) { 1584 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1585 mSettings.mPermissions.put(name, bp); 1586 } 1587 int outerDepth = parser.getDepth(); 1588 int type; 1589 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1590 && (type != XmlPullParser.END_TAG 1591 || parser.getDepth() > outerDepth)) { 1592 if (type == XmlPullParser.END_TAG 1593 || type == XmlPullParser.TEXT) { 1594 continue; 1595 } 1596 1597 String tagName = parser.getName(); 1598 if ("group".equals(tagName)) { 1599 String gidStr = parser.getAttributeValue(null, "gid"); 1600 if (gidStr != null) { 1601 int gid = Process.getGidForName(gidStr); 1602 bp.gids = appendInt(bp.gids, gid); 1603 } else { 1604 Slog.w(TAG, "<group> without gid at " 1605 + parser.getPositionDescription()); 1606 } 1607 } 1608 XmlUtils.skipCurrentTag(parser); 1609 } 1610 } 1611 1612 static int[] appendInts(int[] cur, int[] add) { 1613 if (add == null) return cur; 1614 if (cur == null) return add; 1615 final int N = add.length; 1616 for (int i=0; i<N; i++) { 1617 cur = appendInt(cur, add[i]); 1618 } 1619 return cur; 1620 } 1621 1622 static int[] removeInts(int[] cur, int[] rem) { 1623 if (rem == null) return cur; 1624 if (cur == null) return cur; 1625 final int N = rem.length; 1626 for (int i=0; i<N; i++) { 1627 cur = removeInt(cur, rem[i]); 1628 } 1629 return cur; 1630 } 1631 1632 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1633 if (!sUserManager.exists(userId)) return null; 1634 PackageInfo pi; 1635 final PackageSetting ps = (PackageSetting) p.mExtras; 1636 if (ps == null) { 1637 return null; 1638 } 1639 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1640 final PackageUserState state = ps.readUserState(userId); 1641 pi = PackageParser.generatePackageInfo(p, gp.gids, flags, 1642 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1643 state, userId); 1644 if (pi != null) { 1645 pi.applicationInfo.enabledSetting = state.enabled; 1646 pi.applicationInfo.enabled = 1647 pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_DEFAULT 1648 || pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_ENABLED; 1649 } 1650 return pi; 1651 } 1652 1653 @Override 1654 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1655 if (!sUserManager.exists(userId)) return null; 1656 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1657 // reader 1658 synchronized (mPackages) { 1659 PackageParser.Package p = mPackages.get(packageName); 1660 if (DEBUG_PACKAGE_INFO) 1661 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1662 if (p != null) { 1663 return generatePackageInfo(p, flags, userId); 1664 } 1665 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1666 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1667 } 1668 } 1669 return null; 1670 } 1671 1672 public String[] currentToCanonicalPackageNames(String[] names) { 1673 String[] out = new String[names.length]; 1674 // reader 1675 synchronized (mPackages) { 1676 for (int i=names.length-1; i>=0; i--) { 1677 PackageSetting ps = mSettings.mPackages.get(names[i]); 1678 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1679 } 1680 } 1681 return out; 1682 } 1683 1684 public String[] canonicalToCurrentPackageNames(String[] names) { 1685 String[] out = new String[names.length]; 1686 // reader 1687 synchronized (mPackages) { 1688 for (int i=names.length-1; i>=0; i--) { 1689 String cur = mSettings.mRenamedPackages.get(names[i]); 1690 out[i] = cur != null ? cur : names[i]; 1691 } 1692 } 1693 return out; 1694 } 1695 1696 @Override 1697 public int getPackageUid(String packageName, int userId) { 1698 if (!sUserManager.exists(userId)) return -1; 1699 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1700 // reader 1701 synchronized (mPackages) { 1702 PackageParser.Package p = mPackages.get(packageName); 1703 if(p != null) { 1704 return UserHandle.getUid(userId, p.applicationInfo.uid); 1705 } 1706 PackageSetting ps = mSettings.mPackages.get(packageName); 1707 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1708 return -1; 1709 } 1710 p = ps.pkg; 1711 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1712 } 1713 } 1714 1715 public int[] getPackageGids(String packageName) { 1716 // reader 1717 synchronized (mPackages) { 1718 PackageParser.Package p = mPackages.get(packageName); 1719 if (DEBUG_PACKAGE_INFO) 1720 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1721 if (p != null) { 1722 final PackageSetting ps = (PackageSetting)p.mExtras; 1723 final SharedUserSetting suid = ps.sharedUser; 1724 int[] gids = suid != null ? suid.gids : ps.gids; 1725 1726 // include GIDs for any unenforced permissions 1727 if (!isPermissionEnforcedLocked(READ_EXTERNAL_STORAGE)) { 1728 final BasePermission basePerm = mSettings.mPermissions.get( 1729 READ_EXTERNAL_STORAGE); 1730 gids = appendInts(gids, basePerm.gids); 1731 } 1732 1733 return gids; 1734 } 1735 } 1736 // stupid thing to indicate an error. 1737 return new int[0]; 1738 } 1739 1740 static final PermissionInfo generatePermissionInfo( 1741 BasePermission bp, int flags) { 1742 if (bp.perm != null) { 1743 return PackageParser.generatePermissionInfo(bp.perm, flags); 1744 } 1745 PermissionInfo pi = new PermissionInfo(); 1746 pi.name = bp.name; 1747 pi.packageName = bp.sourcePackage; 1748 pi.nonLocalizedLabel = bp.name; 1749 pi.protectionLevel = bp.protectionLevel; 1750 return pi; 1751 } 1752 1753 public PermissionInfo getPermissionInfo(String name, int flags) { 1754 // reader 1755 synchronized (mPackages) { 1756 final BasePermission p = mSettings.mPermissions.get(name); 1757 if (p != null) { 1758 return generatePermissionInfo(p, flags); 1759 } 1760 return null; 1761 } 1762 } 1763 1764 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1765 // reader 1766 synchronized (mPackages) { 1767 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1768 for (BasePermission p : mSettings.mPermissions.values()) { 1769 if (group == null) { 1770 if (p.perm == null || p.perm.info.group == null) { 1771 out.add(generatePermissionInfo(p, flags)); 1772 } 1773 } else { 1774 if (p.perm != null && group.equals(p.perm.info.group)) { 1775 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1776 } 1777 } 1778 } 1779 1780 if (out.size() > 0) { 1781 return out; 1782 } 1783 return mPermissionGroups.containsKey(group) ? out : null; 1784 } 1785 } 1786 1787 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1788 // reader 1789 synchronized (mPackages) { 1790 return PackageParser.generatePermissionGroupInfo( 1791 mPermissionGroups.get(name), flags); 1792 } 1793 } 1794 1795 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 1796 // reader 1797 synchronized (mPackages) { 1798 final int N = mPermissionGroups.size(); 1799 ArrayList<PermissionGroupInfo> out 1800 = new ArrayList<PermissionGroupInfo>(N); 1801 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 1802 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 1803 } 1804 return out; 1805 } 1806 } 1807 1808 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 1809 int userId) { 1810 if (!sUserManager.exists(userId)) return null; 1811 PackageSetting ps = mSettings.mPackages.get(packageName); 1812 if (ps != null) { 1813 if (ps.pkg == null) { 1814 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 1815 flags, userId); 1816 if (pInfo != null) { 1817 return pInfo.applicationInfo; 1818 } 1819 return null; 1820 } 1821 return PackageParser.generateApplicationInfo(ps.pkg, flags, 1822 ps.readUserState(userId), userId); 1823 } 1824 return null; 1825 } 1826 1827 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 1828 int userId) { 1829 if (!sUserManager.exists(userId)) return null; 1830 PackageSetting ps = mSettings.mPackages.get(packageName); 1831 if (ps != null) { 1832 PackageParser.Package pkg = ps.pkg; 1833 if (pkg == null) { 1834 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 1835 return null; 1836 } 1837 pkg = new PackageParser.Package(packageName); 1838 pkg.applicationInfo.packageName = packageName; 1839 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 1840 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 1841 pkg.applicationInfo.sourceDir = ps.codePathString; 1842 pkg.applicationInfo.dataDir = 1843 getDataPathForPackage(packageName, 0).getPath(); 1844 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 1845 } 1846 // pkg.mSetEnabled = ps.getEnabled(userId); 1847 // pkg.mSetStopped = ps.getStopped(userId); 1848 return generatePackageInfo(pkg, flags, userId); 1849 } 1850 return null; 1851 } 1852 1853 @Override 1854 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 1855 if (!sUserManager.exists(userId)) return null; 1856 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 1857 // writer 1858 synchronized (mPackages) { 1859 PackageParser.Package p = mPackages.get(packageName); 1860 if (DEBUG_PACKAGE_INFO) Log.v( 1861 TAG, "getApplicationInfo " + packageName 1862 + ": " + p); 1863 if (p != null) { 1864 PackageSetting ps = mSettings.mPackages.get(packageName); 1865 if (ps == null) return null; 1866 // Note: isEnabledLP() does not apply here - always return info 1867 return PackageParser.generateApplicationInfo(p, flags, ps.readUserState(userId)); 1868 } 1869 if ("android".equals(packageName)||"system".equals(packageName)) { 1870 return mAndroidApplication; 1871 } 1872 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1873 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 1874 } 1875 } 1876 return null; 1877 } 1878 1879 1880 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 1881 mContext.enforceCallingOrSelfPermission( 1882 android.Manifest.permission.CLEAR_APP_CACHE, null); 1883 // Queue up an async operation since clearing cache may take a little while. 1884 mHandler.post(new Runnable() { 1885 public void run() { 1886 mHandler.removeCallbacks(this); 1887 int retCode = -1; 1888 synchronized (mInstallLock) { 1889 retCode = mInstaller.freeCache(freeStorageSize); 1890 if (retCode < 0) { 1891 Slog.w(TAG, "Couldn't clear application caches"); 1892 } 1893 } 1894 if (observer != null) { 1895 try { 1896 observer.onRemoveCompleted(null, (retCode >= 0)); 1897 } catch (RemoteException e) { 1898 Slog.w(TAG, "RemoveException when invoking call back"); 1899 } 1900 } 1901 } 1902 }); 1903 } 1904 1905 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 1906 mContext.enforceCallingOrSelfPermission( 1907 android.Manifest.permission.CLEAR_APP_CACHE, null); 1908 // Queue up an async operation since clearing cache may take a little while. 1909 mHandler.post(new Runnable() { 1910 public void run() { 1911 mHandler.removeCallbacks(this); 1912 int retCode = -1; 1913 synchronized (mInstallLock) { 1914 retCode = mInstaller.freeCache(freeStorageSize); 1915 if (retCode < 0) { 1916 Slog.w(TAG, "Couldn't clear application caches"); 1917 } 1918 } 1919 if(pi != null) { 1920 try { 1921 // Callback via pending intent 1922 int code = (retCode >= 0) ? 1 : 0; 1923 pi.sendIntent(null, code, null, 1924 null, null); 1925 } catch (SendIntentException e1) { 1926 Slog.i(TAG, "Failed to send pending intent"); 1927 } 1928 } 1929 } 1930 }); 1931 } 1932 1933 @Override 1934 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 1935 if (!sUserManager.exists(userId)) return null; 1936 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 1937 synchronized (mPackages) { 1938 PackageParser.Activity a = mActivities.mActivities.get(component); 1939 1940 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 1941 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1942 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1943 if (ps == null) return null; 1944 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1945 userId); 1946 } 1947 if (mResolveComponentName.equals(component)) { 1948 return mResolveActivity; 1949 } 1950 } 1951 return null; 1952 } 1953 1954 @Override 1955 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 1956 if (!sUserManager.exists(userId)) return null; 1957 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 1958 synchronized (mPackages) { 1959 PackageParser.Activity a = mReceivers.mActivities.get(component); 1960 if (DEBUG_PACKAGE_INFO) Log.v( 1961 TAG, "getReceiverInfo " + component + ": " + a); 1962 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1963 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1964 if (ps == null) return null; 1965 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1966 userId); 1967 } 1968 } 1969 return null; 1970 } 1971 1972 @Override 1973 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 1974 if (!sUserManager.exists(userId)) return null; 1975 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 1976 synchronized (mPackages) { 1977 PackageParser.Service s = mServices.mServices.get(component); 1978 if (DEBUG_PACKAGE_INFO) Log.v( 1979 TAG, "getServiceInfo " + component + ": " + s); 1980 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 1981 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1982 if (ps == null) return null; 1983 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 1984 userId); 1985 } 1986 } 1987 return null; 1988 } 1989 1990 @Override 1991 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 1992 if (!sUserManager.exists(userId)) return null; 1993 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 1994 synchronized (mPackages) { 1995 PackageParser.Provider p = mProvidersByComponent.get(component); 1996 if (DEBUG_PACKAGE_INFO) Log.v( 1997 TAG, "getProviderInfo " + component + ": " + p); 1998 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 1999 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2000 if (ps == null) return null; 2001 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2002 userId); 2003 } 2004 } 2005 return null; 2006 } 2007 2008 public String[] getSystemSharedLibraryNames() { 2009 Set<String> libSet; 2010 synchronized (mPackages) { 2011 libSet = mSharedLibraries.keySet(); 2012 int size = libSet.size(); 2013 if (size > 0) { 2014 String[] libs = new String[size]; 2015 libSet.toArray(libs); 2016 return libs; 2017 } 2018 } 2019 return null; 2020 } 2021 2022 public FeatureInfo[] getSystemAvailableFeatures() { 2023 Collection<FeatureInfo> featSet; 2024 synchronized (mPackages) { 2025 featSet = mAvailableFeatures.values(); 2026 int size = featSet.size(); 2027 if (size > 0) { 2028 FeatureInfo[] features = new FeatureInfo[size+1]; 2029 featSet.toArray(features); 2030 FeatureInfo fi = new FeatureInfo(); 2031 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2032 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2033 features[size] = fi; 2034 return features; 2035 } 2036 } 2037 return null; 2038 } 2039 2040 public boolean hasSystemFeature(String name) { 2041 synchronized (mPackages) { 2042 return mAvailableFeatures.containsKey(name); 2043 } 2044 } 2045 2046 private void checkValidCaller(int uid, int userId) { 2047 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2048 return; 2049 2050 throw new SecurityException("Caller uid=" + uid 2051 + " is not privileged to communicate with user=" + userId); 2052 } 2053 2054 public int checkPermission(String permName, String pkgName) { 2055 synchronized (mPackages) { 2056 PackageParser.Package p = mPackages.get(pkgName); 2057 if (p != null && p.mExtras != null) { 2058 PackageSetting ps = (PackageSetting)p.mExtras; 2059 if (ps.sharedUser != null) { 2060 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2061 return PackageManager.PERMISSION_GRANTED; 2062 } 2063 } else if (ps.grantedPermissions.contains(permName)) { 2064 return PackageManager.PERMISSION_GRANTED; 2065 } 2066 } 2067 if (!isPermissionEnforcedLocked(permName)) { 2068 return PackageManager.PERMISSION_GRANTED; 2069 } 2070 } 2071 return PackageManager.PERMISSION_DENIED; 2072 } 2073 2074 public int checkUidPermission(String permName, int uid) { 2075 synchronized (mPackages) { 2076 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2077 if (obj != null) { 2078 GrantedPermissions gp = (GrantedPermissions)obj; 2079 if (gp.grantedPermissions.contains(permName)) { 2080 return PackageManager.PERMISSION_GRANTED; 2081 } 2082 } else { 2083 HashSet<String> perms = mSystemPermissions.get(uid); 2084 if (perms != null && perms.contains(permName)) { 2085 return PackageManager.PERMISSION_GRANTED; 2086 } 2087 } 2088 if (!isPermissionEnforcedLocked(permName)) { 2089 return PackageManager.PERMISSION_GRANTED; 2090 } 2091 } 2092 return PackageManager.PERMISSION_DENIED; 2093 } 2094 2095 /** 2096 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2097 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2098 * @param message the message to log on security exception 2099 * @return 2100 */ 2101 private void enforceCrossUserPermission(int callingUid, int userId, 2102 boolean requireFullPermission, String message) { 2103 if (userId < 0) { 2104 throw new IllegalArgumentException("Invalid userId " + userId); 2105 } 2106 if (userId == UserHandle.getUserId(callingUid)) return; 2107 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2108 if (requireFullPermission) { 2109 mContext.enforceCallingOrSelfPermission( 2110 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2111 } else { 2112 try { 2113 mContext.enforceCallingOrSelfPermission( 2114 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2115 } catch (SecurityException se) { 2116 mContext.enforceCallingOrSelfPermission( 2117 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2118 } 2119 } 2120 } 2121 } 2122 2123 private BasePermission findPermissionTreeLP(String permName) { 2124 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2125 if (permName.startsWith(bp.name) && 2126 permName.length() > bp.name.length() && 2127 permName.charAt(bp.name.length()) == '.') { 2128 return bp; 2129 } 2130 } 2131 return null; 2132 } 2133 2134 private BasePermission checkPermissionTreeLP(String permName) { 2135 if (permName != null) { 2136 BasePermission bp = findPermissionTreeLP(permName); 2137 if (bp != null) { 2138 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2139 return bp; 2140 } 2141 throw new SecurityException("Calling uid " 2142 + Binder.getCallingUid() 2143 + " is not allowed to add to permission tree " 2144 + bp.name + " owned by uid " + bp.uid); 2145 } 2146 } 2147 throw new SecurityException("No permission tree found for " + permName); 2148 } 2149 2150 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2151 if (s1 == null) { 2152 return s2 == null; 2153 } 2154 if (s2 == null) { 2155 return false; 2156 } 2157 if (s1.getClass() != s2.getClass()) { 2158 return false; 2159 } 2160 return s1.equals(s2); 2161 } 2162 2163 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2164 if (pi1.icon != pi2.icon) return false; 2165 if (pi1.logo != pi2.logo) return false; 2166 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2167 if (!compareStrings(pi1.name, pi2.name)) return false; 2168 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2169 // We'll take care of setting this one. 2170 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2171 // These are not currently stored in settings. 2172 //if (!compareStrings(pi1.group, pi2.group)) return false; 2173 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2174 //if (pi1.labelRes != pi2.labelRes) return false; 2175 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2176 return true; 2177 } 2178 2179 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2180 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2181 throw new SecurityException("Label must be specified in permission"); 2182 } 2183 BasePermission tree = checkPermissionTreeLP(info.name); 2184 BasePermission bp = mSettings.mPermissions.get(info.name); 2185 boolean added = bp == null; 2186 boolean changed = true; 2187 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2188 if (added) { 2189 bp = new BasePermission(info.name, tree.sourcePackage, 2190 BasePermission.TYPE_DYNAMIC); 2191 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2192 throw new SecurityException( 2193 "Not allowed to modify non-dynamic permission " 2194 + info.name); 2195 } else { 2196 if (bp.protectionLevel == fixedLevel 2197 && bp.perm.owner.equals(tree.perm.owner) 2198 && bp.uid == tree.uid 2199 && comparePermissionInfos(bp.perm.info, info)) { 2200 changed = false; 2201 } 2202 } 2203 bp.protectionLevel = fixedLevel; 2204 info = new PermissionInfo(info); 2205 info.protectionLevel = fixedLevel; 2206 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2207 bp.perm.info.packageName = tree.perm.info.packageName; 2208 bp.uid = tree.uid; 2209 if (added) { 2210 mSettings.mPermissions.put(info.name, bp); 2211 } 2212 if (changed) { 2213 if (!async) { 2214 mSettings.writeLPr(); 2215 } else { 2216 scheduleWriteSettingsLocked(); 2217 } 2218 } 2219 return added; 2220 } 2221 2222 public boolean addPermission(PermissionInfo info) { 2223 synchronized (mPackages) { 2224 return addPermissionLocked(info, false); 2225 } 2226 } 2227 2228 public boolean addPermissionAsync(PermissionInfo info) { 2229 synchronized (mPackages) { 2230 return addPermissionLocked(info, true); 2231 } 2232 } 2233 2234 public void removePermission(String name) { 2235 synchronized (mPackages) { 2236 checkPermissionTreeLP(name); 2237 BasePermission bp = mSettings.mPermissions.get(name); 2238 if (bp != null) { 2239 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2240 throw new SecurityException( 2241 "Not allowed to modify non-dynamic permission " 2242 + name); 2243 } 2244 mSettings.mPermissions.remove(name); 2245 mSettings.writeLPr(); 2246 } 2247 } 2248 } 2249 2250 public void grantPermission(String packageName, String permissionName) { 2251 mContext.enforceCallingOrSelfPermission( 2252 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2253 synchronized (mPackages) { 2254 final PackageParser.Package pkg = mPackages.get(packageName); 2255 if (pkg == null) { 2256 throw new IllegalArgumentException("Unknown package: " + packageName); 2257 } 2258 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2259 if (bp == null) { 2260 throw new IllegalArgumentException("Unknown permission: " + packageName); 2261 } 2262 if (!pkg.requestedPermissions.contains(permissionName)) { 2263 throw new SecurityException("Package " + packageName 2264 + " has not requested permission " + permissionName); 2265 } 2266 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2267 throw new SecurityException("Permission " + permissionName 2268 + " is not a development permission"); 2269 } 2270 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2271 if (ps == null) { 2272 return; 2273 } 2274 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2275 if (gp.grantedPermissions.add(permissionName)) { 2276 if (ps.haveGids) { 2277 gp.gids = appendInts(gp.gids, bp.gids); 2278 } 2279 mSettings.writeLPr(); 2280 } 2281 } 2282 } 2283 2284 public void revokePermission(String packageName, String permissionName) { 2285 synchronized (mPackages) { 2286 final PackageParser.Package pkg = mPackages.get(packageName); 2287 if (pkg == null) { 2288 throw new IllegalArgumentException("Unknown package: " + packageName); 2289 } 2290 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2291 mContext.enforceCallingOrSelfPermission( 2292 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2293 } 2294 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2295 if (bp == null) { 2296 throw new IllegalArgumentException("Unknown permission: " + packageName); 2297 } 2298 if (!pkg.requestedPermissions.contains(permissionName)) { 2299 throw new SecurityException("Package " + packageName 2300 + " has not requested permission " + permissionName); 2301 } 2302 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2303 throw new SecurityException("Permission " + permissionName 2304 + " is not a development permission"); 2305 } 2306 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2307 if (ps == null) { 2308 return; 2309 } 2310 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2311 if (gp.grantedPermissions.remove(permissionName)) { 2312 gp.grantedPermissions.remove(permissionName); 2313 if (ps.haveGids) { 2314 gp.gids = removeInts(gp.gids, bp.gids); 2315 } 2316 mSettings.writeLPr(); 2317 } 2318 } 2319 } 2320 2321 public boolean isProtectedBroadcast(String actionName) { 2322 synchronized (mPackages) { 2323 return mProtectedBroadcasts.contains(actionName); 2324 } 2325 } 2326 2327 public int checkSignatures(String pkg1, String pkg2) { 2328 synchronized (mPackages) { 2329 final PackageParser.Package p1 = mPackages.get(pkg1); 2330 final PackageParser.Package p2 = mPackages.get(pkg2); 2331 if (p1 == null || p1.mExtras == null 2332 || p2 == null || p2.mExtras == null) { 2333 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2334 } 2335 return compareSignatures(p1.mSignatures, p2.mSignatures); 2336 } 2337 } 2338 2339 public int checkUidSignatures(int uid1, int uid2) { 2340 // Map to base uids. 2341 uid1 = UserHandle.getAppId(uid1); 2342 uid2 = UserHandle.getAppId(uid2); 2343 // reader 2344 synchronized (mPackages) { 2345 Signature[] s1; 2346 Signature[] s2; 2347 Object obj = mSettings.getUserIdLPr(uid1); 2348 if (obj != null) { 2349 if (obj instanceof SharedUserSetting) { 2350 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2351 } else if (obj instanceof PackageSetting) { 2352 s1 = ((PackageSetting)obj).signatures.mSignatures; 2353 } else { 2354 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2355 } 2356 } else { 2357 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2358 } 2359 obj = mSettings.getUserIdLPr(uid2); 2360 if (obj != null) { 2361 if (obj instanceof SharedUserSetting) { 2362 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2363 } else if (obj instanceof PackageSetting) { 2364 s2 = ((PackageSetting)obj).signatures.mSignatures; 2365 } else { 2366 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2367 } 2368 } else { 2369 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2370 } 2371 return compareSignatures(s1, s2); 2372 } 2373 } 2374 2375 static int compareSignatures(Signature[] s1, Signature[] s2) { 2376 if (s1 == null) { 2377 return s2 == null 2378 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2379 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2380 } 2381 if (s2 == null) { 2382 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2383 } 2384 HashSet<Signature> set1 = new HashSet<Signature>(); 2385 for (Signature sig : s1) { 2386 set1.add(sig); 2387 } 2388 HashSet<Signature> set2 = new HashSet<Signature>(); 2389 for (Signature sig : s2) { 2390 set2.add(sig); 2391 } 2392 // Make sure s2 contains all signatures in s1. 2393 if (set1.equals(set2)) { 2394 return PackageManager.SIGNATURE_MATCH; 2395 } 2396 return PackageManager.SIGNATURE_NO_MATCH; 2397 } 2398 2399 public String[] getPackagesForUid(int uid) { 2400 uid = UserHandle.getAppId(uid); 2401 // reader 2402 synchronized (mPackages) { 2403 Object obj = mSettings.getUserIdLPr(uid); 2404 if (obj instanceof SharedUserSetting) { 2405 final SharedUserSetting sus = (SharedUserSetting) obj; 2406 final int N = sus.packages.size(); 2407 final String[] res = new String[N]; 2408 final Iterator<PackageSetting> it = sus.packages.iterator(); 2409 int i = 0; 2410 while (it.hasNext()) { 2411 res[i++] = it.next().name; 2412 } 2413 return res; 2414 } else if (obj instanceof PackageSetting) { 2415 final PackageSetting ps = (PackageSetting) obj; 2416 return new String[] { ps.name }; 2417 } 2418 } 2419 return null; 2420 } 2421 2422 public String getNameForUid(int uid) { 2423 // reader 2424 synchronized (mPackages) { 2425 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2426 if (obj instanceof SharedUserSetting) { 2427 final SharedUserSetting sus = (SharedUserSetting) obj; 2428 return sus.name + ":" + sus.userId; 2429 } else if (obj instanceof PackageSetting) { 2430 final PackageSetting ps = (PackageSetting) obj; 2431 return ps.name; 2432 } 2433 } 2434 return null; 2435 } 2436 2437 public int getUidForSharedUser(String sharedUserName) { 2438 if(sharedUserName == null) { 2439 return -1; 2440 } 2441 // reader 2442 synchronized (mPackages) { 2443 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2444 if (suid == null) { 2445 return -1; 2446 } 2447 return suid.userId; 2448 } 2449 } 2450 2451 @Override 2452 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2453 int flags, int userId) { 2454 if (!sUserManager.exists(userId)) return null; 2455 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2456 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2457 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2458 } 2459 2460 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2461 int flags, List<ResolveInfo> query, int userId) { 2462 if (query != null) { 2463 final int N = query.size(); 2464 if (N == 1) { 2465 return query.get(0); 2466 } else if (N > 1) { 2467 // If there is more than one activity with the same priority, 2468 // then let the user decide between them. 2469 ResolveInfo r0 = query.get(0); 2470 ResolveInfo r1 = query.get(1); 2471 if (DEBUG_INTENT_MATCHING) { 2472 Log.d(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2473 + r1.activityInfo.name + "=" + r1.priority); 2474 } 2475 // If the first activity has a higher priority, or a different 2476 // default, then it is always desireable to pick it. 2477 if (r0.priority != r1.priority 2478 || r0.preferredOrder != r1.preferredOrder 2479 || r0.isDefault != r1.isDefault) { 2480 return query.get(0); 2481 } 2482 // If we have saved a preference for a preferred activity for 2483 // this Intent, use that. 2484 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2485 flags, query, r0.priority, userId); 2486 if (ri != null) { 2487 return ri; 2488 } 2489 return mResolveInfo; 2490 } 2491 } 2492 return null; 2493 } 2494 2495 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, 2496 int flags, List<ResolveInfo> query, int priority, int userId) { 2497 if (!sUserManager.exists(userId)) return null; 2498 // writer 2499 synchronized (mPackages) { 2500 if (intent.getSelector() != null) { 2501 intent = intent.getSelector(); 2502 } 2503 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2504 List<PreferredActivity> prefs = 2505 mSettings.mPreferredActivities.queryIntent(intent, resolvedType, 2506 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 2507 if (prefs != null && prefs.size() > 0) { 2508 // First figure out how good the original match set is. 2509 // We will only allow preferred activities that came 2510 // from the same match quality. 2511 int match = 0; 2512 2513 if (DEBUG_PREFERRED) { 2514 Log.v(TAG, "Figuring out best match..."); 2515 } 2516 2517 final int N = query.size(); 2518 for (int j=0; j<N; j++) { 2519 final ResolveInfo ri = query.get(j); 2520 if (DEBUG_PREFERRED) { 2521 Log.v(TAG, "Match for " + ri.activityInfo + ": 0x" 2522 + Integer.toHexString(match)); 2523 } 2524 if (ri.match > match) { 2525 match = ri.match; 2526 } 2527 } 2528 2529 if (DEBUG_PREFERRED) { 2530 Log.v(TAG, "Best match: 0x" + Integer.toHexString(match)); 2531 } 2532 2533 match &= IntentFilter.MATCH_CATEGORY_MASK; 2534 final int M = prefs.size(); 2535 for (int i=0; i<M; i++) { 2536 final PreferredActivity pa = prefs.get(i); 2537 if (pa.mUserId != userId) { 2538 continue; 2539 } 2540 if (pa.mPref.mMatch != match) { 2541 continue; 2542 } 2543 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, flags, userId); 2544 if (DEBUG_PREFERRED) { 2545 Log.v(TAG, "Got preferred activity:"); 2546 if (ai != null) { 2547 ai.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 2548 } else { 2549 Log.v(TAG, " null"); 2550 } 2551 } 2552 if (ai == null) { 2553 // This previously registered preferred activity 2554 // component is no longer known. Most likely an update 2555 // to the app was installed and in the new version this 2556 // component no longer exists. Clean it up by removing 2557 // it from the preferred activities list, and skip it. 2558 Slog.w(TAG, "Removing dangling preferred activity: " 2559 + pa.mPref.mComponent); 2560 mSettings.mPreferredActivities.removeFilter(pa); 2561 continue; 2562 } 2563 for (int j=0; j<N; j++) { 2564 final ResolveInfo ri = query.get(j); 2565 if (!ri.activityInfo.applicationInfo.packageName 2566 .equals(ai.applicationInfo.packageName)) { 2567 continue; 2568 } 2569 if (!ri.activityInfo.name.equals(ai.name)) { 2570 continue; 2571 } 2572 2573 // Okay we found a previously set preferred app. 2574 // If the result set is different from when this 2575 // was created, we need to clear it and re-ask the 2576 // user their preference. 2577 if (!pa.mPref.sameSet(query, priority)) { 2578 Slog.i(TAG, "Result set changed, dropping preferred activity for " 2579 + intent + " type " + resolvedType); 2580 mSettings.mPreferredActivities.removeFilter(pa); 2581 return null; 2582 } 2583 2584 // Yay! 2585 return ri; 2586 } 2587 } 2588 } 2589 } 2590 return null; 2591 } 2592 2593 @Override 2594 public List<ResolveInfo> queryIntentActivities(Intent intent, 2595 String resolvedType, int flags, int userId) { 2596 if (!sUserManager.exists(userId)) return null; 2597 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 2598 ComponentName comp = intent.getComponent(); 2599 if (comp == null) { 2600 if (intent.getSelector() != null) { 2601 intent = intent.getSelector(); 2602 comp = intent.getComponent(); 2603 } 2604 } 2605 2606 if (comp != null) { 2607 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2608 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 2609 if (ai != null) { 2610 final ResolveInfo ri = new ResolveInfo(); 2611 ri.activityInfo = ai; 2612 list.add(ri); 2613 } 2614 return list; 2615 } 2616 2617 // reader 2618 synchronized (mPackages) { 2619 final String pkgName = intent.getPackage(); 2620 if (pkgName == null) { 2621 return mActivities.queryIntent(intent, resolvedType, flags, userId); 2622 } 2623 final PackageParser.Package pkg = mPackages.get(pkgName); 2624 if (pkg != null) { 2625 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 2626 pkg.activities, userId); 2627 } 2628 return new ArrayList<ResolveInfo>(); 2629 } 2630 } 2631 2632 @Override 2633 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 2634 Intent[] specifics, String[] specificTypes, Intent intent, 2635 String resolvedType, int flags, int userId) { 2636 if (!sUserManager.exists(userId)) return null; 2637 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 2638 "query intent activity options"); 2639 final String resultsAction = intent.getAction(); 2640 2641 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 2642 | PackageManager.GET_RESOLVED_FILTER, userId); 2643 2644 if (DEBUG_INTENT_MATCHING) { 2645 Log.v(TAG, "Query " + intent + ": " + results); 2646 } 2647 2648 int specificsPos = 0; 2649 int N; 2650 2651 // todo: note that the algorithm used here is O(N^2). This 2652 // isn't a problem in our current environment, but if we start running 2653 // into situations where we have more than 5 or 10 matches then this 2654 // should probably be changed to something smarter... 2655 2656 // First we go through and resolve each of the specific items 2657 // that were supplied, taking care of removing any corresponding 2658 // duplicate items in the generic resolve list. 2659 if (specifics != null) { 2660 for (int i=0; i<specifics.length; i++) { 2661 final Intent sintent = specifics[i]; 2662 if (sintent == null) { 2663 continue; 2664 } 2665 2666 if (DEBUG_INTENT_MATCHING) { 2667 Log.v(TAG, "Specific #" + i + ": " + sintent); 2668 } 2669 2670 String action = sintent.getAction(); 2671 if (resultsAction != null && resultsAction.equals(action)) { 2672 // If this action was explicitly requested, then don't 2673 // remove things that have it. 2674 action = null; 2675 } 2676 2677 ResolveInfo ri = null; 2678 ActivityInfo ai = null; 2679 2680 ComponentName comp = sintent.getComponent(); 2681 if (comp == null) { 2682 ri = resolveIntent( 2683 sintent, 2684 specificTypes != null ? specificTypes[i] : null, 2685 flags, userId); 2686 if (ri == null) { 2687 continue; 2688 } 2689 if (ri == mResolveInfo) { 2690 // ACK! Must do something better with this. 2691 } 2692 ai = ri.activityInfo; 2693 comp = new ComponentName(ai.applicationInfo.packageName, 2694 ai.name); 2695 } else { 2696 ai = getActivityInfo(comp, flags, userId); 2697 if (ai == null) { 2698 continue; 2699 } 2700 } 2701 2702 // Look for any generic query activities that are duplicates 2703 // of this specific one, and remove them from the results. 2704 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 2705 N = results.size(); 2706 int j; 2707 for (j=specificsPos; j<N; j++) { 2708 ResolveInfo sri = results.get(j); 2709 if ((sri.activityInfo.name.equals(comp.getClassName()) 2710 && sri.activityInfo.applicationInfo.packageName.equals( 2711 comp.getPackageName())) 2712 || (action != null && sri.filter.matchAction(action))) { 2713 results.remove(j); 2714 if (DEBUG_INTENT_MATCHING) Log.v( 2715 TAG, "Removing duplicate item from " + j 2716 + " due to specific " + specificsPos); 2717 if (ri == null) { 2718 ri = sri; 2719 } 2720 j--; 2721 N--; 2722 } 2723 } 2724 2725 // Add this specific item to its proper place. 2726 if (ri == null) { 2727 ri = new ResolveInfo(); 2728 ri.activityInfo = ai; 2729 } 2730 results.add(specificsPos, ri); 2731 ri.specificIndex = i; 2732 specificsPos++; 2733 } 2734 } 2735 2736 // Now we go through the remaining generic results and remove any 2737 // duplicate actions that are found here. 2738 N = results.size(); 2739 for (int i=specificsPos; i<N-1; i++) { 2740 final ResolveInfo rii = results.get(i); 2741 if (rii.filter == null) { 2742 continue; 2743 } 2744 2745 // Iterate over all of the actions of this result's intent 2746 // filter... typically this should be just one. 2747 final Iterator<String> it = rii.filter.actionsIterator(); 2748 if (it == null) { 2749 continue; 2750 } 2751 while (it.hasNext()) { 2752 final String action = it.next(); 2753 if (resultsAction != null && resultsAction.equals(action)) { 2754 // If this action was explicitly requested, then don't 2755 // remove things that have it. 2756 continue; 2757 } 2758 for (int j=i+1; j<N; j++) { 2759 final ResolveInfo rij = results.get(j); 2760 if (rij.filter != null && rij.filter.hasAction(action)) { 2761 results.remove(j); 2762 if (DEBUG_INTENT_MATCHING) Log.v( 2763 TAG, "Removing duplicate item from " + j 2764 + " due to action " + action + " at " + i); 2765 j--; 2766 N--; 2767 } 2768 } 2769 } 2770 2771 // If the caller didn't request filter information, drop it now 2772 // so we don't have to marshall/unmarshall it. 2773 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2774 rii.filter = null; 2775 } 2776 } 2777 2778 // Filter out the caller activity if so requested. 2779 if (caller != null) { 2780 N = results.size(); 2781 for (int i=0; i<N; i++) { 2782 ActivityInfo ainfo = results.get(i).activityInfo; 2783 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 2784 && caller.getClassName().equals(ainfo.name)) { 2785 results.remove(i); 2786 break; 2787 } 2788 } 2789 } 2790 2791 // If the caller didn't request filter information, 2792 // drop them now so we don't have to 2793 // marshall/unmarshall it. 2794 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2795 N = results.size(); 2796 for (int i=0; i<N; i++) { 2797 results.get(i).filter = null; 2798 } 2799 } 2800 2801 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 2802 return results; 2803 } 2804 2805 @Override 2806 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 2807 int userId) { 2808 if (!sUserManager.exists(userId)) return null; 2809 ComponentName comp = intent.getComponent(); 2810 if (comp == null) { 2811 if (intent.getSelector() != null) { 2812 intent = intent.getSelector(); 2813 comp = intent.getComponent(); 2814 } 2815 } 2816 if (comp != null) { 2817 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2818 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 2819 if (ai != null) { 2820 ResolveInfo ri = new ResolveInfo(); 2821 ri.activityInfo = ai; 2822 list.add(ri); 2823 } 2824 return list; 2825 } 2826 2827 // reader 2828 synchronized (mPackages) { 2829 String pkgName = intent.getPackage(); 2830 if (pkgName == null) { 2831 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 2832 } 2833 final PackageParser.Package pkg = mPackages.get(pkgName); 2834 if (pkg != null) { 2835 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 2836 userId); 2837 } 2838 return null; 2839 } 2840 } 2841 2842 @Override 2843 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 2844 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 2845 if (!sUserManager.exists(userId)) return null; 2846 if (query != null) { 2847 if (query.size() >= 1) { 2848 // If there is more than one service with the same priority, 2849 // just arbitrarily pick the first one. 2850 return query.get(0); 2851 } 2852 } 2853 return null; 2854 } 2855 2856 @Override 2857 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 2858 int userId) { 2859 if (!sUserManager.exists(userId)) return null; 2860 ComponentName comp = intent.getComponent(); 2861 if (comp == null) { 2862 if (intent.getSelector() != null) { 2863 intent = intent.getSelector(); 2864 comp = intent.getComponent(); 2865 } 2866 } 2867 if (comp != null) { 2868 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2869 final ServiceInfo si = getServiceInfo(comp, flags, userId); 2870 if (si != null) { 2871 final ResolveInfo ri = new ResolveInfo(); 2872 ri.serviceInfo = si; 2873 list.add(ri); 2874 } 2875 return list; 2876 } 2877 2878 // reader 2879 synchronized (mPackages) { 2880 String pkgName = intent.getPackage(); 2881 if (pkgName == null) { 2882 return mServices.queryIntent(intent, resolvedType, flags, userId); 2883 } 2884 final PackageParser.Package pkg = mPackages.get(pkgName); 2885 if (pkg != null) { 2886 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 2887 userId); 2888 } 2889 return null; 2890 } 2891 } 2892 2893 private static final int getContinuationPoint(final String[] keys, final String key) { 2894 final int index; 2895 if (key == null) { 2896 index = 0; 2897 } else { 2898 final int insertPoint = Arrays.binarySearch(keys, key); 2899 if (insertPoint < 0) { 2900 index = -insertPoint; 2901 } else { 2902 index = insertPoint + 1; 2903 } 2904 } 2905 return index; 2906 } 2907 2908 @Override 2909 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, String lastRead, 2910 int userId) { 2911 final ParceledListSlice<PackageInfo> list = new ParceledListSlice<PackageInfo>(); 2912 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2913 final String[] keys; 2914 2915 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 2916 2917 // writer 2918 synchronized (mPackages) { 2919 if (listUninstalled) { 2920 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2921 } else { 2922 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2923 } 2924 2925 Arrays.sort(keys); 2926 int i = getContinuationPoint(keys, lastRead); 2927 final int N = keys.length; 2928 2929 while (i < N) { 2930 final String packageName = keys[i++]; 2931 2932 PackageInfo pi = null; 2933 if (listUninstalled) { 2934 final PackageSetting ps = mSettings.mPackages.get(packageName); 2935 if (ps != null) { 2936 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 2937 } 2938 } else { 2939 final PackageParser.Package p = mPackages.get(packageName); 2940 if (p != null) { 2941 pi = generatePackageInfo(p, flags, userId); 2942 } 2943 } 2944 2945 if (pi != null && list.append(pi)) { 2946 break; 2947 } 2948 } 2949 2950 if (i == N) { 2951 list.setLastSlice(true); 2952 } 2953 } 2954 2955 return list; 2956 } 2957 2958 @Override 2959 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, 2960 String lastRead, int userId) { 2961 if (!sUserManager.exists(userId)) return null; 2962 final ParceledListSlice<ApplicationInfo> list = new ParceledListSlice<ApplicationInfo>(); 2963 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2964 final String[] keys; 2965 2966 // writer 2967 synchronized (mPackages) { 2968 if (listUninstalled) { 2969 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2970 } else { 2971 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2972 } 2973 2974 Arrays.sort(keys); 2975 int i = getContinuationPoint(keys, lastRead); 2976 final int N = keys.length; 2977 2978 while (i < N) { 2979 final String packageName = keys[i++]; 2980 2981 ApplicationInfo ai = null; 2982 final PackageSetting ps = mSettings.mPackages.get(packageName); 2983 if (listUninstalled) { 2984 if (ps != null) { 2985 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 2986 } 2987 } else { 2988 final PackageParser.Package p = mPackages.get(packageName); 2989 if (p != null && ps != null) { 2990 ai = PackageParser.generateApplicationInfo(p, flags, 2991 ps.readUserState(userId), userId); 2992 } 2993 } 2994 2995 if (ai != null && list.append(ai)) { 2996 break; 2997 } 2998 } 2999 3000 if (i == N) { 3001 list.setLastSlice(true); 3002 } 3003 } 3004 3005 return list; 3006 } 3007 3008 public List<ApplicationInfo> getPersistentApplications(int flags) { 3009 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3010 3011 // reader 3012 synchronized (mPackages) { 3013 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3014 final int userId = UserHandle.getCallingUserId(); 3015 while (i.hasNext()) { 3016 final PackageParser.Package p = i.next(); 3017 if (p.applicationInfo != null 3018 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3019 && (!mSafeMode || isSystemApp(p))) { 3020 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3021 if (ps != null) { 3022 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3023 ps.readUserState(userId), userId); 3024 if (ai != null) { 3025 finalList.add(ai); 3026 } 3027 } 3028 } 3029 } 3030 } 3031 3032 return finalList; 3033 } 3034 3035 @Override 3036 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3037 if (!sUserManager.exists(userId)) return null; 3038 // reader 3039 synchronized (mPackages) { 3040 final PackageParser.Provider provider = mProviders.get(name); 3041 PackageSetting ps = provider != null 3042 ? mSettings.mPackages.get(provider.owner.packageName) 3043 : null; 3044 return ps != null 3045 && mSettings.isEnabledLPr(provider.info, flags, userId) 3046 && (!mSafeMode || (provider.info.applicationInfo.flags 3047 &ApplicationInfo.FLAG_SYSTEM) != 0) 3048 ? PackageParser.generateProviderInfo(provider, flags, 3049 ps.readUserState(userId), userId) 3050 : null; 3051 } 3052 } 3053 3054 /** 3055 * @deprecated 3056 */ 3057 @Deprecated 3058 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3059 // reader 3060 synchronized (mPackages) { 3061 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProviders.entrySet() 3062 .iterator(); 3063 final int userId = UserHandle.getCallingUserId(); 3064 while (i.hasNext()) { 3065 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3066 PackageParser.Provider p = entry.getValue(); 3067 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3068 3069 if (ps != null && p.syncable 3070 && (!mSafeMode || (p.info.applicationInfo.flags 3071 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3072 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3073 ps.readUserState(userId), userId); 3074 if (info != null) { 3075 outNames.add(entry.getKey()); 3076 outInfo.add(info); 3077 } 3078 } 3079 } 3080 } 3081 } 3082 3083 public List<ProviderInfo> queryContentProviders(String processName, 3084 int uid, int flags) { 3085 ArrayList<ProviderInfo> finalList = null; 3086 3087 // reader 3088 synchronized (mPackages) { 3089 final Iterator<PackageParser.Provider> i = mProvidersByComponent.values().iterator(); 3090 final int userId = processName != null ? 3091 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3092 while (i.hasNext()) { 3093 final PackageParser.Provider p = i.next(); 3094 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3095 if (ps != null && p.info.authority != null 3096 && (processName == null 3097 || (p.info.processName.equals(processName) 3098 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3099 && mSettings.isEnabledLPr(p.info, flags, userId) 3100 && (!mSafeMode 3101 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3102 if (finalList == null) { 3103 finalList = new ArrayList<ProviderInfo>(3); 3104 } 3105 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3106 ps.readUserState(userId), userId); 3107 if (info != null) { 3108 finalList.add(info); 3109 } 3110 } 3111 } 3112 } 3113 3114 if (finalList != null) { 3115 Collections.sort(finalList, mProviderInitOrderSorter); 3116 } 3117 3118 return finalList; 3119 } 3120 3121 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3122 int flags) { 3123 // reader 3124 synchronized (mPackages) { 3125 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3126 return PackageParser.generateInstrumentationInfo(i, flags); 3127 } 3128 } 3129 3130 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3131 int flags) { 3132 ArrayList<InstrumentationInfo> finalList = 3133 new ArrayList<InstrumentationInfo>(); 3134 3135 // reader 3136 synchronized (mPackages) { 3137 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3138 while (i.hasNext()) { 3139 final PackageParser.Instrumentation p = i.next(); 3140 if (targetPackage == null 3141 || targetPackage.equals(p.info.targetPackage)) { 3142 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3143 flags); 3144 if (ii != null) { 3145 finalList.add(ii); 3146 } 3147 } 3148 } 3149 } 3150 3151 return finalList; 3152 } 3153 3154 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3155 String[] files = dir.list(); 3156 if (files == null) { 3157 Log.d(TAG, "No files in app dir " + dir); 3158 return; 3159 } 3160 3161 if (DEBUG_PACKAGE_SCANNING) { 3162 Log.d(TAG, "Scanning app dir " + dir); 3163 } 3164 3165 int i; 3166 for (i=0; i<files.length; i++) { 3167 File file = new File(dir, files[i]); 3168 if (!isPackageFilename(files[i])) { 3169 // Ignore entries which are not apk's 3170 continue; 3171 } 3172 PackageParser.Package pkg = scanPackageLI(file, 3173 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3174 // Don't mess around with apps in system partition. 3175 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3176 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3177 // Delete the apk 3178 Slog.w(TAG, "Cleaning up failed install of " + file); 3179 file.delete(); 3180 } 3181 } 3182 } 3183 3184 private static File getSettingsProblemFile() { 3185 File dataDir = Environment.getDataDirectory(); 3186 File systemDir = new File(dataDir, "system"); 3187 File fname = new File(systemDir, "uiderrors.txt"); 3188 return fname; 3189 } 3190 3191 static void reportSettingsProblem(int priority, String msg) { 3192 try { 3193 File fname = getSettingsProblemFile(); 3194 FileOutputStream out = new FileOutputStream(fname, true); 3195 PrintWriter pw = new PrintWriter(out); 3196 SimpleDateFormat formatter = new SimpleDateFormat(); 3197 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3198 pw.println(dateString + ": " + msg); 3199 pw.close(); 3200 FileUtils.setPermissions( 3201 fname.toString(), 3202 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3203 -1, -1); 3204 } catch (java.io.IOException e) { 3205 } 3206 Slog.println(priority, TAG, msg); 3207 } 3208 3209 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3210 PackageParser.Package pkg, File srcFile, int parseFlags) { 3211 if (GET_CERTIFICATES) { 3212 if (ps != null 3213 && ps.codePath.equals(srcFile) 3214 && ps.timeStamp == srcFile.lastModified()) { 3215 if (ps.signatures.mSignatures != null 3216 && ps.signatures.mSignatures.length != 0) { 3217 // Optimization: reuse the existing cached certificates 3218 // if the package appears to be unchanged. 3219 pkg.mSignatures = ps.signatures.mSignatures; 3220 return true; 3221 } 3222 3223 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3224 } else { 3225 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3226 } 3227 3228 if (!pp.collectCertificates(pkg, parseFlags)) { 3229 mLastScanError = pp.getParseError(); 3230 return false; 3231 } 3232 } 3233 return true; 3234 } 3235 3236 /* 3237 * Scan a package and return the newly parsed package. 3238 * Returns null in case of errors and the error code is stored in mLastScanError 3239 */ 3240 private PackageParser.Package scanPackageLI(File scanFile, 3241 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3242 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3243 String scanPath = scanFile.getPath(); 3244 parseFlags |= mDefParseFlags; 3245 PackageParser pp = new PackageParser(scanPath); 3246 pp.setSeparateProcesses(mSeparateProcesses); 3247 pp.setOnlyCoreApps(mOnlyCore); 3248 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3249 scanPath, mMetrics, parseFlags); 3250 if (pkg == null) { 3251 mLastScanError = pp.getParseError(); 3252 return null; 3253 } 3254 PackageSetting ps = null; 3255 PackageSetting updatedPkg; 3256 // reader 3257 synchronized (mPackages) { 3258 // Look to see if we already know about this package. 3259 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3260 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3261 // This package has been renamed to its original name. Let's 3262 // use that. 3263 ps = mSettings.peekPackageLPr(oldName); 3264 } 3265 // If there was no original package, see one for the real package name. 3266 if (ps == null) { 3267 ps = mSettings.peekPackageLPr(pkg.packageName); 3268 } 3269 // Check to see if this package could be hiding/updating a system 3270 // package. Must look for it either under the original or real 3271 // package name depending on our state. 3272 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3273 } 3274 // First check if this is a system package that may involve an update 3275 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3276 if (ps != null && !ps.codePath.equals(scanFile)) { 3277 // The path has changed from what was last scanned... check the 3278 // version of the new path against what we have stored to determine 3279 // what to do. 3280 if (pkg.mVersionCode < ps.versionCode) { 3281 // The system package has been updated and the code path does not match 3282 // Ignore entry. Skip it. 3283 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3284 + " ignored: updated version " + ps.versionCode 3285 + " better than this " + pkg.mVersionCode); 3286 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3287 return null; 3288 } else { 3289 // The current app on the system partion is better than 3290 // what we have updated to on the data partition; switch 3291 // back to the system partition version. 3292 // At this point, its safely assumed that package installation for 3293 // apps in system partition will go through. If not there won't be a working 3294 // version of the app 3295 // writer 3296 synchronized (mPackages) { 3297 // Just remove the loaded entries from package lists. 3298 mPackages.remove(ps.name); 3299 } 3300 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3301 + "reverting from " + ps.codePathString 3302 + ": new version " + pkg.mVersionCode 3303 + " better than installed " + ps.versionCode); 3304 3305 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3306 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3307 synchronized (mInstallLock) { 3308 args.cleanUpResourcesLI(); 3309 } 3310 synchronized (mPackages) { 3311 mSettings.enableSystemPackageLPw(ps.name); 3312 } 3313 } 3314 } 3315 } 3316 3317 if (updatedPkg != null) { 3318 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3319 // initially 3320 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3321 } 3322 // Verify certificates against what was last scanned 3323 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3324 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3325 return null; 3326 } 3327 3328 /* 3329 * A new system app appeared, but we already had a non-system one of the 3330 * same name installed earlier. 3331 */ 3332 boolean shouldHideSystemApp = false; 3333 if (updatedPkg == null && ps != null 3334 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3335 /* 3336 * Check to make sure the signatures match first. If they don't, 3337 * wipe the installed application and its data. 3338 */ 3339 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3340 != PackageManager.SIGNATURE_MATCH) { 3341 deletePackageLI(pkg.packageName, null, true, 0, null, false); 3342 ps = null; 3343 } else { 3344 /* 3345 * If the newly-added system app is an older version than the 3346 * already installed version, hide it. It will be scanned later 3347 * and re-added like an update. 3348 */ 3349 if (pkg.mVersionCode < ps.versionCode) { 3350 shouldHideSystemApp = true; 3351 } else { 3352 /* 3353 * The newly found system app is a newer version that the 3354 * one previously installed. Simply remove the 3355 * already-installed application and replace it with our own 3356 * while keeping the application data. 3357 */ 3358 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3359 + ps.codePathString + ": new version " + pkg.mVersionCode 3360 + " better than installed " + ps.versionCode); 3361 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3362 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3363 synchronized (mInstallLock) { 3364 args.cleanUpResourcesLI(); 3365 } 3366 } 3367 } 3368 } 3369 3370 // The apk is forward locked (not public) if its code and resources 3371 // are kept in different files. 3372 // TODO grab this value from PackageSettings 3373 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3374 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3375 } 3376 3377 String codePath = null; 3378 String resPath = null; 3379 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0) { 3380 if (ps != null && ps.resourcePathString != null) { 3381 resPath = ps.resourcePathString; 3382 } else { 3383 // Should not happen at all. Just log an error. 3384 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3385 } 3386 } else { 3387 resPath = pkg.mScanPath; 3388 } 3389 codePath = pkg.mScanPath; 3390 // Set application objects path explicitly. 3391 setApplicationInfoPaths(pkg, codePath, resPath); 3392 // Note that we invoke the following method only if we are about to unpack an application 3393 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3394 | SCAN_UPDATE_SIGNATURE, currentTime, user); 3395 3396 /* 3397 * If the system app should be overridden by a previously installed 3398 * data, hide the system app now and let the /data/app scan pick it up 3399 * again. 3400 */ 3401 if (shouldHideSystemApp) { 3402 synchronized (mPackages) { 3403 /* 3404 * We have to grant systems permissions before we hide, because 3405 * grantPermissions will assume the package update is trying to 3406 * expand its permissions. 3407 */ 3408 grantPermissionsLPw(pkg, true); 3409 mSettings.disableSystemPackageLPw(pkg.packageName); 3410 } 3411 } 3412 3413 return scannedPkg; 3414 } 3415 3416 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 3417 String destResPath) { 3418 pkg.mPath = pkg.mScanPath = destCodePath; 3419 pkg.applicationInfo.sourceDir = destCodePath; 3420 pkg.applicationInfo.publicSourceDir = destResPath; 3421 } 3422 3423 private static String fixProcessName(String defProcessName, 3424 String processName, int uid) { 3425 if (processName == null) { 3426 return defProcessName; 3427 } 3428 return processName; 3429 } 3430 3431 private boolean verifySignaturesLP(PackageSetting pkgSetting, 3432 PackageParser.Package pkg) { 3433 if (pkgSetting.signatures.mSignatures != null) { 3434 // Already existing package. Make sure signatures match 3435 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 3436 PackageManager.SIGNATURE_MATCH) { 3437 Slog.e(TAG, "Package " + pkg.packageName 3438 + " signatures do not match the previously installed version; ignoring!"); 3439 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 3440 return false; 3441 } 3442 } 3443 // Check for shared user signatures 3444 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 3445 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3446 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3447 Slog.e(TAG, "Package " + pkg.packageName 3448 + " has no signatures that match those in shared user " 3449 + pkgSetting.sharedUser.name + "; ignoring!"); 3450 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 3451 return false; 3452 } 3453 } 3454 return true; 3455 } 3456 3457 /** 3458 * Enforces that only the system UID or root's UID can call a method exposed 3459 * via Binder. 3460 * 3461 * @param message used as message if SecurityException is thrown 3462 * @throws SecurityException if the caller is not system or root 3463 */ 3464 private static final void enforceSystemOrRoot(String message) { 3465 final int uid = Binder.getCallingUid(); 3466 if (uid != Process.SYSTEM_UID && uid != 0) { 3467 throw new SecurityException(message); 3468 } 3469 } 3470 3471 public void performBootDexOpt() { 3472 ArrayList<PackageParser.Package> pkgs = null; 3473 synchronized (mPackages) { 3474 if (mDeferredDexOpt.size() > 0) { 3475 pkgs = new ArrayList<PackageParser.Package>(mDeferredDexOpt); 3476 mDeferredDexOpt.clear(); 3477 } 3478 } 3479 if (pkgs != null) { 3480 for (int i=0; i<pkgs.size(); i++) { 3481 if (!isFirstBoot()) { 3482 try { 3483 ActivityManagerNative.getDefault().showBootMessage( 3484 mContext.getResources().getString( 3485 com.android.internal.R.string.android_upgrading_apk, 3486 i+1, pkgs.size()), true); 3487 } catch (RemoteException e) { 3488 } 3489 } 3490 PackageParser.Package p = pkgs.get(i); 3491 synchronized (mInstallLock) { 3492 if (!p.mDidDexOpt) { 3493 performDexOptLI(p, false, false); 3494 } 3495 } 3496 } 3497 } 3498 } 3499 3500 public boolean performDexOpt(String packageName) { 3501 enforceSystemOrRoot("Only the system can request dexopt be performed"); 3502 3503 if (!mNoDexOpt) { 3504 return false; 3505 } 3506 3507 PackageParser.Package p; 3508 synchronized (mPackages) { 3509 p = mPackages.get(packageName); 3510 if (p == null || p.mDidDexOpt) { 3511 return false; 3512 } 3513 } 3514 synchronized (mInstallLock) { 3515 return performDexOptLI(p, false, false) == DEX_OPT_PERFORMED; 3516 } 3517 } 3518 3519 static final int DEX_OPT_SKIPPED = 0; 3520 static final int DEX_OPT_PERFORMED = 1; 3521 static final int DEX_OPT_DEFERRED = 2; 3522 static final int DEX_OPT_FAILED = -1; 3523 3524 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer) { 3525 boolean performed = false; 3526 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 3527 String path = pkg.mScanPath; 3528 int ret = 0; 3529 try { 3530 if (forceDex || dalvik.system.DexFile.isDexOptNeeded(path)) { 3531 if (!forceDex && defer) { 3532 mDeferredDexOpt.add(pkg); 3533 return DEX_OPT_DEFERRED; 3534 } else { 3535 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 3536 ret = mInstaller.dexopt(path, pkg.applicationInfo.uid, 3537 !isForwardLocked(pkg)); 3538 pkg.mDidDexOpt = true; 3539 performed = true; 3540 } 3541 } 3542 } catch (FileNotFoundException e) { 3543 Slog.w(TAG, "Apk not found for dexopt: " + path); 3544 ret = -1; 3545 } catch (IOException e) { 3546 Slog.w(TAG, "IOException reading apk: " + path, e); 3547 ret = -1; 3548 } catch (dalvik.system.StaleDexCacheError e) { 3549 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 3550 ret = -1; 3551 } catch (Exception e) { 3552 Slog.w(TAG, "Exception when doing dexopt : ", e); 3553 ret = -1; 3554 } 3555 if (ret < 0) { 3556 //error from installer 3557 return DEX_OPT_FAILED; 3558 } 3559 } 3560 3561 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 3562 } 3563 3564 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 3565 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 3566 Slog.w(TAG, "Unable to update from " + oldPkg.name 3567 + " to " + newPkg.packageName 3568 + ": old package not in system partition"); 3569 return false; 3570 } else if (mPackages.get(oldPkg.name) != null) { 3571 Slog.w(TAG, "Unable to update from " + oldPkg.name 3572 + " to " + newPkg.packageName 3573 + ": old package still exists"); 3574 return false; 3575 } 3576 return true; 3577 } 3578 3579 File getDataPathForUser(int userId) { 3580 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 3581 } 3582 3583 private File getDataPathForPackage(String packageName, int userId) { 3584 /* 3585 * Until we fully support multiple users, return the directory we 3586 * previously would have. The PackageManagerTests will need to be 3587 * revised when this is changed back.. 3588 */ 3589 if (userId == 0) { 3590 return new File(mAppDataDir, packageName); 3591 } else { 3592 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 3593 + File.separator + packageName); 3594 } 3595 } 3596 3597 private int createDataDirsLI(String packageName, int uid) { 3598 int[] users = sUserManager.getUserIds(); 3599 int res = mInstaller.install(packageName, uid, uid); 3600 if (res < 0) { 3601 return res; 3602 } 3603 for (int user : users) { 3604 if (user != 0) { 3605 res = mInstaller.createUserData(packageName, 3606 UserHandle.getUid(user, uid), user); 3607 if (res < 0) { 3608 return res; 3609 } 3610 } 3611 } 3612 return res; 3613 } 3614 3615 private int removeDataDirsLI(String packageName) { 3616 int[] users = sUserManager.getUserIds(); 3617 int res = 0; 3618 for (int user : users) { 3619 int resInner = mInstaller.remove(packageName, user); 3620 if (resInner < 0) { 3621 res = resInner; 3622 } 3623 } 3624 3625 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 3626 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 3627 if (!nativeLibraryFile.delete()) { 3628 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 3629 } 3630 3631 return res; 3632 } 3633 3634 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 3635 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3636 File scanFile = new File(pkg.mScanPath); 3637 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 3638 pkg.applicationInfo.publicSourceDir == null) { 3639 // Bail out. The resource and code paths haven't been set. 3640 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 3641 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 3642 return null; 3643 } 3644 mScanningPath = scanFile; 3645 3646 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3647 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 3648 } 3649 3650 if (pkg.packageName.equals("android")) { 3651 synchronized (mPackages) { 3652 if (mAndroidApplication != null) { 3653 Slog.w(TAG, "*************************************************"); 3654 Slog.w(TAG, "Core android package being redefined. Skipping."); 3655 Slog.w(TAG, " file=" + mScanningPath); 3656 Slog.w(TAG, "*************************************************"); 3657 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3658 return null; 3659 } 3660 3661 // Set up information for our fall-back user intent resolution 3662 // activity. 3663 mPlatformPackage = pkg; 3664 pkg.mVersionCode = mSdkVersion; 3665 mAndroidApplication = pkg.applicationInfo; 3666 mResolveActivity.applicationInfo = mAndroidApplication; 3667 mResolveActivity.name = ResolverActivity.class.getName(); 3668 mResolveActivity.packageName = mAndroidApplication.packageName; 3669 mResolveActivity.processName = mAndroidApplication.processName; 3670 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 3671 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 3672 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 3673 mResolveActivity.exported = true; 3674 mResolveActivity.enabled = true; 3675 mResolveInfo.activityInfo = mResolveActivity; 3676 mResolveInfo.priority = 0; 3677 mResolveInfo.preferredOrder = 0; 3678 mResolveInfo.match = 0; 3679 mResolveComponentName = new ComponentName( 3680 mAndroidApplication.packageName, mResolveActivity.name); 3681 } 3682 } 3683 3684 if (DEBUG_PACKAGE_SCANNING) { 3685 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3686 Log.d(TAG, "Scanning package " + pkg.packageName); 3687 } 3688 3689 if (mPackages.containsKey(pkg.packageName) 3690 || mSharedLibraries.containsKey(pkg.packageName)) { 3691 Slog.w(TAG, "Application package " + pkg.packageName 3692 + " already installed. Skipping duplicate."); 3693 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3694 return null; 3695 } 3696 3697 // Initialize package source and resource directories 3698 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 3699 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 3700 3701 SharedUserSetting suid = null; 3702 PackageSetting pkgSetting = null; 3703 3704 if (!isSystemApp(pkg)) { 3705 // Only system apps can use these features. 3706 pkg.mOriginalPackages = null; 3707 pkg.mRealPackage = null; 3708 pkg.mAdoptPermissions = null; 3709 } 3710 3711 // writer 3712 synchronized (mPackages) { 3713 // Check all shared libraries and map to their actual file path. 3714 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 3715 if (mTmpSharedLibraries == null || 3716 mTmpSharedLibraries.length < mSharedLibraries.size()) { 3717 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 3718 } 3719 int num = 0; 3720 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 3721 for (int i=0; i<N; i++) { 3722 final String file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 3723 if (file == null) { 3724 Slog.e(TAG, "Package " + pkg.packageName 3725 + " requires unavailable shared library " 3726 + pkg.usesLibraries.get(i) + "; failing!"); 3727 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 3728 return null; 3729 } 3730 mTmpSharedLibraries[num] = file; 3731 num++; 3732 } 3733 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 3734 for (int i=0; i<N; i++) { 3735 final String file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 3736 if (file == null) { 3737 Slog.w(TAG, "Package " + pkg.packageName 3738 + " desires unavailable shared library " 3739 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 3740 } else { 3741 mTmpSharedLibraries[num] = file; 3742 num++; 3743 } 3744 } 3745 if (num > 0) { 3746 pkg.usesLibraryFiles = new String[num]; 3747 System.arraycopy(mTmpSharedLibraries, 0, 3748 pkg.usesLibraryFiles, 0, num); 3749 } 3750 } 3751 3752 if (pkg.mSharedUserId != null) { 3753 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 3754 pkg.applicationInfo.flags, true); 3755 if (suid == null) { 3756 Slog.w(TAG, "Creating application package " + pkg.packageName 3757 + " for shared user failed"); 3758 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3759 return null; 3760 } 3761 if (DEBUG_PACKAGE_SCANNING) { 3762 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3763 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 3764 + "): packages=" + suid.packages); 3765 } 3766 } 3767 3768 // Check if we are renaming from an original package name. 3769 PackageSetting origPackage = null; 3770 String realName = null; 3771 if (pkg.mOriginalPackages != null) { 3772 // This package may need to be renamed to a previously 3773 // installed name. Let's check on that... 3774 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 3775 if (pkg.mOriginalPackages.contains(renamed)) { 3776 // This package had originally been installed as the 3777 // original name, and we have already taken care of 3778 // transitioning to the new one. Just update the new 3779 // one to continue using the old name. 3780 realName = pkg.mRealPackage; 3781 if (!pkg.packageName.equals(renamed)) { 3782 // Callers into this function may have already taken 3783 // care of renaming the package; only do it here if 3784 // it is not already done. 3785 pkg.setPackageName(renamed); 3786 } 3787 3788 } else { 3789 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 3790 if ((origPackage = mSettings.peekPackageLPr( 3791 pkg.mOriginalPackages.get(i))) != null) { 3792 // We do have the package already installed under its 3793 // original name... should we use it? 3794 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 3795 // New package is not compatible with original. 3796 origPackage = null; 3797 continue; 3798 } else if (origPackage.sharedUser != null) { 3799 // Make sure uid is compatible between packages. 3800 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 3801 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 3802 + " to " + pkg.packageName + ": old uid " 3803 + origPackage.sharedUser.name 3804 + " differs from " + pkg.mSharedUserId); 3805 origPackage = null; 3806 continue; 3807 } 3808 } else { 3809 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 3810 + pkg.packageName + " to old name " + origPackage.name); 3811 } 3812 break; 3813 } 3814 } 3815 } 3816 } 3817 3818 if (mTransferedPackages.contains(pkg.packageName)) { 3819 Slog.w(TAG, "Package " + pkg.packageName 3820 + " was transferred to another, but its .apk remains"); 3821 } 3822 3823 // Just create the setting, don't add it yet. For already existing packages 3824 // the PkgSetting exists already and doesn't have to be created. 3825 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 3826 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 3827 pkg.applicationInfo.flags, user, false); 3828 if (pkgSetting == null) { 3829 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 3830 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3831 return null; 3832 } 3833 3834 if (pkgSetting.origPackage != null) { 3835 // If we are first transitioning from an original package, 3836 // fix up the new package's name now. We need to do this after 3837 // looking up the package under its new name, so getPackageLP 3838 // can take care of fiddling things correctly. 3839 pkg.setPackageName(origPackage.name); 3840 3841 // File a report about this. 3842 String msg = "New package " + pkgSetting.realName 3843 + " renamed to replace old package " + pkgSetting.name; 3844 reportSettingsProblem(Log.WARN, msg); 3845 3846 // Make a note of it. 3847 mTransferedPackages.add(origPackage.name); 3848 3849 // No longer need to retain this. 3850 pkgSetting.origPackage = null; 3851 } 3852 3853 if (realName != null) { 3854 // Make a note of it. 3855 mTransferedPackages.add(pkg.packageName); 3856 } 3857 3858 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 3859 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 3860 } 3861 3862 pkg.applicationInfo.uid = pkgSetting.appId; 3863 pkg.mExtras = pkgSetting; 3864 3865 if (!verifySignaturesLP(pkgSetting, pkg)) { 3866 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3867 return null; 3868 } 3869 // The signature has changed, but this package is in the system 3870 // image... let's recover! 3871 pkgSetting.signatures.mSignatures = pkg.mSignatures; 3872 // However... if this package is part of a shared user, but it 3873 // doesn't match the signature of the shared user, let's fail. 3874 // What this means is that you can't change the signatures 3875 // associated with an overall shared user, which doesn't seem all 3876 // that unreasonable. 3877 if (pkgSetting.sharedUser != null) { 3878 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3879 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3880 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 3881 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 3882 return null; 3883 } 3884 } 3885 // File a report about this. 3886 String msg = "System package " + pkg.packageName 3887 + " signature changed; retaining data."; 3888 reportSettingsProblem(Log.WARN, msg); 3889 } 3890 3891 // Verify that this new package doesn't have any content providers 3892 // that conflict with existing packages. Only do this if the 3893 // package isn't already installed, since we don't want to break 3894 // things that are installed. 3895 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 3896 final int N = pkg.providers.size(); 3897 int i; 3898 for (i=0; i<N; i++) { 3899 PackageParser.Provider p = pkg.providers.get(i); 3900 if (p.info.authority != null) { 3901 String names[] = p.info.authority.split(";"); 3902 for (int j = 0; j < names.length; j++) { 3903 if (mProviders.containsKey(names[j])) { 3904 PackageParser.Provider other = mProviders.get(names[j]); 3905 Slog.w(TAG, "Can't install because provider name " + names[j] + 3906 " (in package " + pkg.applicationInfo.packageName + 3907 ") is already used by " 3908 + ((other != null && other.getComponentName() != null) 3909 ? other.getComponentName().getPackageName() : "?")); 3910 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 3911 return null; 3912 } 3913 } 3914 } 3915 } 3916 } 3917 3918 if (pkg.mAdoptPermissions != null) { 3919 // This package wants to adopt ownership of permissions from 3920 // another package. 3921 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 3922 final String origName = pkg.mAdoptPermissions.get(i); 3923 final PackageSetting orig = mSettings.peekPackageLPr(origName); 3924 if (orig != null) { 3925 if (verifyPackageUpdateLPr(orig, pkg)) { 3926 Slog.i(TAG, "Adopting permissions from " + origName + " to " 3927 + pkg.packageName); 3928 mSettings.transferPermissionsLPw(origName, pkg.packageName); 3929 } 3930 } 3931 } 3932 } 3933 } 3934 3935 final String pkgName = pkg.packageName; 3936 3937 final long scanFileTime = scanFile.lastModified(); 3938 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 3939 pkg.applicationInfo.processName = fixProcessName( 3940 pkg.applicationInfo.packageName, 3941 pkg.applicationInfo.processName, 3942 pkg.applicationInfo.uid); 3943 3944 File dataPath; 3945 if (mPlatformPackage == pkg) { 3946 // The system package is special. 3947 dataPath = new File (Environment.getDataDirectory(), "system"); 3948 pkg.applicationInfo.dataDir = dataPath.getPath(); 3949 } else { 3950 // This is a normal package, need to make its data directory. 3951 dataPath = getDataPathForPackage(pkg.packageName, 0); 3952 3953 boolean uidError = false; 3954 3955 if (dataPath.exists()) { 3956 int currentUid = 0; 3957 try { 3958 StructStat stat = Libcore.os.stat(dataPath.getPath()); 3959 currentUid = stat.st_uid; 3960 } catch (ErrnoException e) { 3961 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 3962 } 3963 3964 // If we have mismatched owners for the data path, we have a problem. 3965 if (currentUid != pkg.applicationInfo.uid) { 3966 boolean recovered = false; 3967 if (currentUid == 0) { 3968 // The directory somehow became owned by root. Wow. 3969 // This is probably because the system was stopped while 3970 // installd was in the middle of messing with its libs 3971 // directory. Ask installd to fix that. 3972 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 3973 pkg.applicationInfo.uid); 3974 if (ret >= 0) { 3975 recovered = true; 3976 String msg = "Package " + pkg.packageName 3977 + " unexpectedly changed to uid 0; recovered to " + 3978 + pkg.applicationInfo.uid; 3979 reportSettingsProblem(Log.WARN, msg); 3980 } 3981 } 3982 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3983 || (scanMode&SCAN_BOOTING) != 0)) { 3984 // If this is a system app, we can at least delete its 3985 // current data so the application will still work. 3986 int ret = removeDataDirsLI(pkgName); 3987 if (ret >= 0) { 3988 // TODO: Kill the processes first 3989 // Old data gone! 3990 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3991 ? "System package " : "Third party package "; 3992 String msg = prefix + pkg.packageName 3993 + " has changed from uid: " 3994 + currentUid + " to " 3995 + pkg.applicationInfo.uid + "; old data erased"; 3996 reportSettingsProblem(Log.WARN, msg); 3997 recovered = true; 3998 3999 // And now re-install the app. 4000 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 4001 if (ret == -1) { 4002 // Ack should not happen! 4003 msg = prefix + pkg.packageName 4004 + " could not have data directory re-created after delete."; 4005 reportSettingsProblem(Log.WARN, msg); 4006 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4007 return null; 4008 } 4009 } 4010 if (!recovered) { 4011 mHasSystemUidErrors = true; 4012 } 4013 } else if (!recovered) { 4014 // If we allow this install to proceed, we will be broken. 4015 // Abort, abort! 4016 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4017 return null; 4018 } 4019 if (!recovered) { 4020 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4021 + pkg.applicationInfo.uid + "/fs_" 4022 + currentUid; 4023 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4024 String msg = "Package " + pkg.packageName 4025 + " has mismatched uid: " 4026 + currentUid + " on disk, " 4027 + pkg.applicationInfo.uid + " in settings"; 4028 // writer 4029 synchronized (mPackages) { 4030 mSettings.mReadMessages.append(msg); 4031 mSettings.mReadMessages.append('\n'); 4032 uidError = true; 4033 if (!pkgSetting.uidError) { 4034 reportSettingsProblem(Log.ERROR, msg); 4035 } 4036 } 4037 } 4038 } 4039 pkg.applicationInfo.dataDir = dataPath.getPath(); 4040 } else { 4041 if (DEBUG_PACKAGE_SCANNING) { 4042 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4043 Log.v(TAG, "Want this data dir: " + dataPath); 4044 } 4045 //invoke installer to do the actual installation 4046 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 4047 if (ret < 0) { 4048 // Error from installer 4049 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4050 return null; 4051 } 4052 4053 if (dataPath.exists()) { 4054 pkg.applicationInfo.dataDir = dataPath.getPath(); 4055 } else { 4056 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4057 pkg.applicationInfo.dataDir = null; 4058 } 4059 } 4060 4061 /* 4062 * Set the data dir to the default "/data/data/<package name>/lib" 4063 * if we got here without anyone telling us different (e.g., apps 4064 * stored on SD card have their native libraries stored in the ASEC 4065 * container with the APK). 4066 * 4067 * This happens during an upgrade from a package settings file that 4068 * doesn't have a native library path attribute at all. 4069 */ 4070 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4071 if (pkgSetting.nativeLibraryPathString == null) { 4072 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4073 } else { 4074 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4075 } 4076 } 4077 4078 pkgSetting.uidError = uidError; 4079 } 4080 4081 String path = scanFile.getPath(); 4082 /* Note: We don't want to unpack the native binaries for 4083 * system applications, unless they have been updated 4084 * (the binaries are already under /system/lib). 4085 * Also, don't unpack libs for apps on the external card 4086 * since they should have their libraries in the ASEC 4087 * container already. 4088 * 4089 * In other words, we're going to unpack the binaries 4090 * only for non-system apps and system app upgrades. 4091 */ 4092 if (pkg.applicationInfo.nativeLibraryDir != null) { 4093 try { 4094 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4095 final String dataPathString = dataPath.getCanonicalPath(); 4096 4097 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4098 /* 4099 * Upgrading from a previous version of the OS sometimes 4100 * leaves native libraries in the /data/data/<app>/lib 4101 * directory for system apps even when they shouldn't be. 4102 * Recent changes in the JNI library search path 4103 * necessitates we remove those to match previous behavior. 4104 */ 4105 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4106 Log.i(TAG, "removed obsolete native libraries for system package " 4107 + path); 4108 } 4109 } else if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4110 // Update native library dir if it starts with /data/data 4111 if (nativeLibraryDir.getParent().startsWith(dataPathString)) { 4112 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4113 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4114 } 4115 4116 try { 4117 if (copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir) != PackageManager.INSTALL_SUCCEEDED) { 4118 Slog.e(TAG, "Unable to copy native libraries"); 4119 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4120 return null; 4121 } 4122 } catch (IOException e) { 4123 Slog.e(TAG, "Unable to copy native libraries", e); 4124 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4125 return null; 4126 } 4127 4128 if (mInstaller.linkNativeLibraryDirectory(dataPathString, 4129 pkg.applicationInfo.nativeLibraryDir) == -1) { 4130 Slog.e(TAG, "Unable to link native library directory"); 4131 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4132 return null; 4133 } 4134 } else { 4135 Slog.i(TAG, "Linking native library dir for " + path); 4136 int ret = mInstaller.linkNativeLibraryDirectory(dataPathString, 4137 pkg.applicationInfo.nativeLibraryDir); 4138 if (ret < 0) { 4139 Slog.w(TAG, "Failed linking native library dir for " + path); 4140 mLastScanError = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 4141 return null; 4142 } 4143 } 4144 } catch (IOException ioe) { 4145 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4146 } 4147 } 4148 pkg.mScanPath = path; 4149 4150 if ((scanMode&SCAN_NO_DEX) == 0) { 4151 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0) 4152 == DEX_OPT_FAILED) { 4153 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4154 return null; 4155 } 4156 } 4157 4158 if (mFactoryTest && pkg.requestedPermissions.contains( 4159 android.Manifest.permission.FACTORY_TEST)) { 4160 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4161 } 4162 4163 // Request the ActivityManager to kill the process(only for existing packages) 4164 // so that we do not end up in a confused state while the user is still using the older 4165 // version of the application while the new one gets installed. 4166 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 4167 killApplication(pkg.applicationInfo.packageName, 4168 pkg.applicationInfo.uid); 4169 } 4170 4171 // writer 4172 synchronized (mPackages) { 4173 // We don't expect installation to fail beyond this point, 4174 if ((scanMode&SCAN_MONITOR) != 0) { 4175 mAppDirs.put(pkg.mPath, pkg); 4176 } 4177 // Add the new setting to mSettings 4178 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 4179 // Add the new setting to mPackages 4180 mPackages.put(pkg.applicationInfo.packageName, pkg); 4181 // Make sure we don't accidentally delete its data. 4182 for (int i=0; i<mSettings.mPackagesToBeCleaned.size(); i++) { 4183 mSettings.mPackagesToBeCleaned.valueAt(i).remove(pkgName); 4184 } 4185 4186 // Take care of first install / last update times. 4187 if (currentTime != 0) { 4188 if (pkgSetting.firstInstallTime == 0) { 4189 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 4190 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 4191 pkgSetting.lastUpdateTime = currentTime; 4192 } 4193 } else if (pkgSetting.firstInstallTime == 0) { 4194 // We need *something*. Take time time stamp of the file. 4195 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 4196 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 4197 if (scanFileTime != pkgSetting.timeStamp) { 4198 // A package on the system image has changed; consider this 4199 // to be an update. 4200 pkgSetting.lastUpdateTime = scanFileTime; 4201 } 4202 } 4203 4204 int N = pkg.providers.size(); 4205 StringBuilder r = null; 4206 int i; 4207 for (i=0; i<N; i++) { 4208 PackageParser.Provider p = pkg.providers.get(i); 4209 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 4210 p.info.processName, pkg.applicationInfo.uid); 4211 mProvidersByComponent.put(new ComponentName(p.info.packageName, 4212 p.info.name), p); 4213 p.syncable = p.info.isSyncable; 4214 if (p.info.authority != null) { 4215 String names[] = p.info.authority.split(";"); 4216 p.info.authority = null; 4217 for (int j = 0; j < names.length; j++) { 4218 if (j == 1 && p.syncable) { 4219 // We only want the first authority for a provider to possibly be 4220 // syncable, so if we already added this provider using a different 4221 // authority clear the syncable flag. We copy the provider before 4222 // changing it because the mProviders object contains a reference 4223 // to a provider that we don't want to change. 4224 // Only do this for the second authority since the resulting provider 4225 // object can be the same for all future authorities for this provider. 4226 p = new PackageParser.Provider(p); 4227 p.syncable = false; 4228 } 4229 if (!mProviders.containsKey(names[j])) { 4230 mProviders.put(names[j], p); 4231 if (p.info.authority == null) { 4232 p.info.authority = names[j]; 4233 } else { 4234 p.info.authority = p.info.authority + ";" + names[j]; 4235 } 4236 if (DEBUG_PACKAGE_SCANNING) { 4237 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4238 Log.d(TAG, "Registered content provider: " + names[j] 4239 + ", className = " + p.info.name + ", isSyncable = " 4240 + p.info.isSyncable); 4241 } 4242 } else { 4243 PackageParser.Provider other = mProviders.get(names[j]); 4244 Slog.w(TAG, "Skipping provider name " + names[j] + 4245 " (in package " + pkg.applicationInfo.packageName + 4246 "): name already used by " 4247 + ((other != null && other.getComponentName() != null) 4248 ? other.getComponentName().getPackageName() : "?")); 4249 } 4250 } 4251 } 4252 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4253 if (r == null) { 4254 r = new StringBuilder(256); 4255 } else { 4256 r.append(' '); 4257 } 4258 r.append(p.info.name); 4259 } 4260 } 4261 if (r != null) { 4262 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 4263 } 4264 4265 N = pkg.services.size(); 4266 r = null; 4267 for (i=0; i<N; i++) { 4268 PackageParser.Service s = pkg.services.get(i); 4269 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 4270 s.info.processName, pkg.applicationInfo.uid); 4271 mServices.addService(s); 4272 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4273 if (r == null) { 4274 r = new StringBuilder(256); 4275 } else { 4276 r.append(' '); 4277 } 4278 r.append(s.info.name); 4279 } 4280 } 4281 if (r != null) { 4282 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 4283 } 4284 4285 N = pkg.receivers.size(); 4286 r = null; 4287 for (i=0; i<N; i++) { 4288 PackageParser.Activity a = pkg.receivers.get(i); 4289 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4290 a.info.processName, pkg.applicationInfo.uid); 4291 mReceivers.addActivity(a, "receiver"); 4292 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4293 if (r == null) { 4294 r = new StringBuilder(256); 4295 } else { 4296 r.append(' '); 4297 } 4298 r.append(a.info.name); 4299 } 4300 } 4301 if (r != null) { 4302 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 4303 } 4304 4305 N = pkg.activities.size(); 4306 r = null; 4307 for (i=0; i<N; i++) { 4308 PackageParser.Activity a = pkg.activities.get(i); 4309 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4310 a.info.processName, pkg.applicationInfo.uid); 4311 mActivities.addActivity(a, "activity"); 4312 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4313 if (r == null) { 4314 r = new StringBuilder(256); 4315 } else { 4316 r.append(' '); 4317 } 4318 r.append(a.info.name); 4319 } 4320 } 4321 if (r != null) { 4322 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 4323 } 4324 4325 N = pkg.permissionGroups.size(); 4326 r = null; 4327 for (i=0; i<N; i++) { 4328 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 4329 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 4330 if (cur == null) { 4331 mPermissionGroups.put(pg.info.name, pg); 4332 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4333 if (r == null) { 4334 r = new StringBuilder(256); 4335 } else { 4336 r.append(' '); 4337 } 4338 r.append(pg.info.name); 4339 } 4340 } else { 4341 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 4342 + pg.info.packageName + " ignored: original from " 4343 + cur.info.packageName); 4344 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4345 if (r == null) { 4346 r = new StringBuilder(256); 4347 } else { 4348 r.append(' '); 4349 } 4350 r.append("DUP:"); 4351 r.append(pg.info.name); 4352 } 4353 } 4354 } 4355 if (r != null) { 4356 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 4357 } 4358 4359 N = pkg.permissions.size(); 4360 r = null; 4361 for (i=0; i<N; i++) { 4362 PackageParser.Permission p = pkg.permissions.get(i); 4363 HashMap<String, BasePermission> permissionMap = 4364 p.tree ? mSettings.mPermissionTrees 4365 : mSettings.mPermissions; 4366 p.group = mPermissionGroups.get(p.info.group); 4367 if (p.info.group == null || p.group != null) { 4368 BasePermission bp = permissionMap.get(p.info.name); 4369 if (bp == null) { 4370 bp = new BasePermission(p.info.name, p.info.packageName, 4371 BasePermission.TYPE_NORMAL); 4372 permissionMap.put(p.info.name, bp); 4373 } 4374 if (bp.perm == null) { 4375 if (bp.sourcePackage == null 4376 || bp.sourcePackage.equals(p.info.packageName)) { 4377 BasePermission tree = findPermissionTreeLP(p.info.name); 4378 if (tree == null 4379 || tree.sourcePackage.equals(p.info.packageName)) { 4380 bp.packageSetting = pkgSetting; 4381 bp.perm = p; 4382 bp.uid = pkg.applicationInfo.uid; 4383 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4384 if (r == null) { 4385 r = new StringBuilder(256); 4386 } else { 4387 r.append(' '); 4388 } 4389 r.append(p.info.name); 4390 } 4391 } else { 4392 Slog.w(TAG, "Permission " + p.info.name + " from package " 4393 + p.info.packageName + " ignored: base tree " 4394 + tree.name + " is from package " 4395 + tree.sourcePackage); 4396 } 4397 } else { 4398 Slog.w(TAG, "Permission " + p.info.name + " from package " 4399 + p.info.packageName + " ignored: original from " 4400 + bp.sourcePackage); 4401 } 4402 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4403 if (r == null) { 4404 r = new StringBuilder(256); 4405 } else { 4406 r.append(' '); 4407 } 4408 r.append("DUP:"); 4409 r.append(p.info.name); 4410 } 4411 if (bp.perm == p) { 4412 bp.protectionLevel = p.info.protectionLevel; 4413 } 4414 } else { 4415 Slog.w(TAG, "Permission " + p.info.name + " from package " 4416 + p.info.packageName + " ignored: no group " 4417 + p.group); 4418 } 4419 } 4420 if (r != null) { 4421 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 4422 } 4423 4424 N = pkg.instrumentation.size(); 4425 r = null; 4426 for (i=0; i<N; i++) { 4427 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4428 a.info.packageName = pkg.applicationInfo.packageName; 4429 a.info.sourceDir = pkg.applicationInfo.sourceDir; 4430 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 4431 a.info.dataDir = pkg.applicationInfo.dataDir; 4432 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 4433 mInstrumentation.put(a.getComponentName(), a); 4434 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4435 if (r == null) { 4436 r = new StringBuilder(256); 4437 } else { 4438 r.append(' '); 4439 } 4440 r.append(a.info.name); 4441 } 4442 } 4443 if (r != null) { 4444 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 4445 } 4446 4447 if (pkg.protectedBroadcasts != null) { 4448 N = pkg.protectedBroadcasts.size(); 4449 for (i=0; i<N; i++) { 4450 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 4451 } 4452 } 4453 4454 pkgSetting.setTimeStamp(scanFileTime); 4455 } 4456 4457 return pkg; 4458 } 4459 4460 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 4461 PackageSetting pkgSetting) { 4462 final String apkLibPath = getApkName(pkgSetting.codePathString); 4463 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 4464 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 4465 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 4466 } 4467 4468 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 4469 throws IOException { 4470 if (!nativeLibraryDir.isDirectory()) { 4471 nativeLibraryDir.delete(); 4472 4473 if (!nativeLibraryDir.mkdir()) { 4474 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 4475 } 4476 4477 try { 4478 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 4479 | S_IXOTH); 4480 } catch (ErrnoException e) { 4481 throw new IOException("Cannot chmod native library directory " 4482 + nativeLibraryDir.getPath(), e); 4483 } 4484 } else if (!SELinux.restorecon(nativeLibraryDir)) { 4485 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 4486 } 4487 4488 /* 4489 * If this is an internal application or our nativeLibraryPath points to 4490 * the app-lib directory, unpack the libraries if necessary. 4491 */ 4492 return NativeLibraryHelper.copyNativeBinariesIfNeededLI(scanFile, nativeLibraryDir); 4493 } 4494 4495 private void killApplication(String pkgName, int appId) { 4496 // Request the ActivityManager to kill the process(only for existing packages) 4497 // so that we do not end up in a confused state while the user is still using the older 4498 // version of the application while the new one gets installed. 4499 IActivityManager am = ActivityManagerNative.getDefault(); 4500 if (am != null) { 4501 try { 4502 am.killApplicationWithAppId(pkgName, appId); 4503 } catch (RemoteException e) { 4504 } 4505 } 4506 } 4507 4508 void removePackageLI(PackageSetting ps, boolean chatty) { 4509 if (DEBUG_INSTALL) { 4510 if (chatty) 4511 Log.d(TAG, "Removing package " + ps.name); 4512 } 4513 4514 // writer 4515 synchronized (mPackages) { 4516 mPackages.remove(ps.name); 4517 if (ps.codePathString != null) { 4518 mAppDirs.remove(ps.codePathString); 4519 } 4520 4521 final PackageParser.Package pkg = ps.pkg; 4522 if (pkg != null) { 4523 cleanPackageDataStructuresLILPw(pkg, chatty); 4524 } 4525 } 4526 } 4527 4528 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 4529 if (DEBUG_INSTALL) { 4530 if (chatty) 4531 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 4532 } 4533 4534 // writer 4535 synchronized (mPackages) { 4536 mPackages.remove(pkg.applicationInfo.packageName); 4537 if (pkg.mPath != null) { 4538 mAppDirs.remove(pkg.mPath); 4539 } 4540 cleanPackageDataStructuresLILPw(pkg, chatty); 4541 } 4542 } 4543 4544 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 4545 int N = pkg.providers.size(); 4546 StringBuilder r = null; 4547 int i; 4548 for (i=0; i<N; i++) { 4549 PackageParser.Provider p = pkg.providers.get(i); 4550 mProvidersByComponent.remove(new ComponentName(p.info.packageName, 4551 p.info.name)); 4552 if (p.info.authority == null) { 4553 4554 /* There was another ContentProvider with this authority when 4555 * this app was installed so this authority is null, 4556 * Ignore it as we don't have to unregister the provider. 4557 */ 4558 continue; 4559 } 4560 String names[] = p.info.authority.split(";"); 4561 for (int j = 0; j < names.length; j++) { 4562 if (mProviders.get(names[j]) == p) { 4563 mProviders.remove(names[j]); 4564 if (DEBUG_REMOVE) { 4565 if (chatty) 4566 Log.d(TAG, "Unregistered content provider: " + names[j] 4567 + ", className = " + p.info.name + ", isSyncable = " 4568 + p.info.isSyncable); 4569 } 4570 } 4571 } 4572 if (chatty) { 4573 if (r == null) { 4574 r = new StringBuilder(256); 4575 } else { 4576 r.append(' '); 4577 } 4578 r.append(p.info.name); 4579 } 4580 } 4581 if (r != null) { 4582 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 4583 } 4584 4585 N = pkg.services.size(); 4586 r = null; 4587 for (i=0; i<N; i++) { 4588 PackageParser.Service s = pkg.services.get(i); 4589 mServices.removeService(s); 4590 if (chatty) { 4591 if (r == null) { 4592 r = new StringBuilder(256); 4593 } else { 4594 r.append(' '); 4595 } 4596 r.append(s.info.name); 4597 } 4598 } 4599 if (r != null) { 4600 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 4601 } 4602 4603 N = pkg.receivers.size(); 4604 r = null; 4605 for (i=0; i<N; i++) { 4606 PackageParser.Activity a = pkg.receivers.get(i); 4607 mReceivers.removeActivity(a, "receiver"); 4608 if (chatty) { 4609 if (r == null) { 4610 r = new StringBuilder(256); 4611 } else { 4612 r.append(' '); 4613 } 4614 r.append(a.info.name); 4615 } 4616 } 4617 if (r != null) { 4618 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 4619 } 4620 4621 N = pkg.activities.size(); 4622 r = null; 4623 for (i=0; i<N; i++) { 4624 PackageParser.Activity a = pkg.activities.get(i); 4625 mActivities.removeActivity(a, "activity"); 4626 if (chatty) { 4627 if (r == null) { 4628 r = new StringBuilder(256); 4629 } else { 4630 r.append(' '); 4631 } 4632 r.append(a.info.name); 4633 } 4634 } 4635 if (r != null) { 4636 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 4637 } 4638 4639 N = pkg.permissions.size(); 4640 r = null; 4641 for (i=0; i<N; i++) { 4642 PackageParser.Permission p = pkg.permissions.get(i); 4643 BasePermission bp = mSettings.mPermissions.get(p.info.name); 4644 if (bp == null) { 4645 bp = mSettings.mPermissionTrees.get(p.info.name); 4646 } 4647 if (bp != null && bp.perm == p) { 4648 bp.perm = null; 4649 if (chatty) { 4650 if (r == null) { 4651 r = new StringBuilder(256); 4652 } else { 4653 r.append(' '); 4654 } 4655 r.append(p.info.name); 4656 } 4657 } 4658 } 4659 if (r != null) { 4660 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 4661 } 4662 4663 N = pkg.instrumentation.size(); 4664 r = null; 4665 for (i=0; i<N; i++) { 4666 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4667 mInstrumentation.remove(a.getComponentName()); 4668 if (chatty) { 4669 if (r == null) { 4670 r = new StringBuilder(256); 4671 } else { 4672 r.append(' '); 4673 } 4674 r.append(a.info.name); 4675 } 4676 } 4677 if (r != null) { 4678 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 4679 } 4680 } 4681 4682 private static final boolean isPackageFilename(String name) { 4683 return name != null && name.endsWith(".apk"); 4684 } 4685 4686 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 4687 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 4688 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 4689 return true; 4690 } 4691 } 4692 return false; 4693 } 4694 4695 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 4696 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 4697 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 4698 4699 private void updatePermissionsLPw(String changingPkg, 4700 PackageParser.Package pkgInfo, int flags) { 4701 // Make sure there are no dangling permission trees. 4702 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 4703 while (it.hasNext()) { 4704 final BasePermission bp = it.next(); 4705 if (bp.packageSetting == null) { 4706 // We may not yet have parsed the package, so just see if 4707 // we still know about its settings. 4708 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4709 } 4710 if (bp.packageSetting == null) { 4711 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 4712 + " from package " + bp.sourcePackage); 4713 it.remove(); 4714 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4715 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4716 Slog.i(TAG, "Removing old permission tree: " + bp.name 4717 + " from package " + bp.sourcePackage); 4718 flags |= UPDATE_PERMISSIONS_ALL; 4719 it.remove(); 4720 } 4721 } 4722 } 4723 4724 // Make sure all dynamic permissions have been assigned to a package, 4725 // and make sure there are no dangling permissions. 4726 it = mSettings.mPermissions.values().iterator(); 4727 while (it.hasNext()) { 4728 final BasePermission bp = it.next(); 4729 if (bp.type == BasePermission.TYPE_DYNAMIC) { 4730 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 4731 + bp.name + " pkg=" + bp.sourcePackage 4732 + " info=" + bp.pendingInfo); 4733 if (bp.packageSetting == null && bp.pendingInfo != null) { 4734 final BasePermission tree = findPermissionTreeLP(bp.name); 4735 if (tree != null && tree.perm != null) { 4736 bp.packageSetting = tree.packageSetting; 4737 bp.perm = new PackageParser.Permission(tree.perm.owner, 4738 new PermissionInfo(bp.pendingInfo)); 4739 bp.perm.info.packageName = tree.perm.info.packageName; 4740 bp.perm.info.name = bp.name; 4741 bp.uid = tree.uid; 4742 } 4743 } 4744 } 4745 if (bp.packageSetting == null) { 4746 // We may not yet have parsed the package, so just see if 4747 // we still know about its settings. 4748 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4749 } 4750 if (bp.packageSetting == null) { 4751 Slog.w(TAG, "Removing dangling permission: " + bp.name 4752 + " from package " + bp.sourcePackage); 4753 it.remove(); 4754 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4755 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4756 Slog.i(TAG, "Removing old permission: " + bp.name 4757 + " from package " + bp.sourcePackage); 4758 flags |= UPDATE_PERMISSIONS_ALL; 4759 it.remove(); 4760 } 4761 } 4762 } 4763 4764 // Now update the permissions for all packages, in particular 4765 // replace the granted permissions of the system packages. 4766 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 4767 for (PackageParser.Package pkg : mPackages.values()) { 4768 if (pkg != pkgInfo) { 4769 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 4770 } 4771 } 4772 } 4773 4774 if (pkgInfo != null) { 4775 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 4776 } 4777 } 4778 4779 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 4780 final PackageSetting ps = (PackageSetting) pkg.mExtras; 4781 if (ps == null) { 4782 return; 4783 } 4784 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 4785 HashSet<String> origPermissions = gp.grantedPermissions; 4786 boolean changedPermission = false; 4787 4788 if (replace) { 4789 ps.permissionsFixed = false; 4790 if (gp == ps) { 4791 origPermissions = new HashSet<String>(gp.grantedPermissions); 4792 gp.grantedPermissions.clear(); 4793 gp.gids = mGlobalGids; 4794 } 4795 } 4796 4797 if (gp.gids == null) { 4798 gp.gids = mGlobalGids; 4799 } 4800 4801 final int N = pkg.requestedPermissions.size(); 4802 for (int i=0; i<N; i++) { 4803 final String name = pkg.requestedPermissions.get(i); 4804 //final boolean required = pkg.requestedPermssionsRequired.get(i); 4805 final BasePermission bp = mSettings.mPermissions.get(name); 4806 if (DEBUG_INSTALL) { 4807 if (gp != ps) { 4808 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 4809 } 4810 } 4811 if (bp != null && bp.packageSetting != null) { 4812 final String perm = bp.name; 4813 boolean allowed; 4814 boolean allowedSig = false; 4815 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 4816 if (level == PermissionInfo.PROTECTION_NORMAL 4817 || level == PermissionInfo.PROTECTION_DANGEROUS) { 4818 allowed = true; 4819 } else if (bp.packageSetting == null) { 4820 // This permission is invalid; skip it. 4821 allowed = false; 4822 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 4823 allowed = (compareSignatures( 4824 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 4825 == PackageManager.SIGNATURE_MATCH) 4826 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 4827 == PackageManager.SIGNATURE_MATCH); 4828 if (!allowed && (bp.protectionLevel 4829 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 4830 if (isSystemApp(pkg)) { 4831 // For updated system applications, a system permission 4832 // is granted only if it had been defined by the original application. 4833 if (isUpdatedSystemApp(pkg)) { 4834 final PackageSetting sysPs = mSettings 4835 .getDisabledSystemPkgLPr(pkg.packageName); 4836 final GrantedPermissions origGp = sysPs.sharedUser != null 4837 ? sysPs.sharedUser : sysPs; 4838 if (origGp.grantedPermissions.contains(perm)) { 4839 allowed = true; 4840 } else { 4841 allowed = false; 4842 } 4843 } else { 4844 allowed = true; 4845 } 4846 } 4847 } 4848 if (!allowed && (bp.protectionLevel 4849 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 4850 // For development permissions, a development permission 4851 // is granted only if it was already granted. 4852 if (origPermissions.contains(perm)) { 4853 allowed = true; 4854 } else { 4855 allowed = false; 4856 } 4857 } 4858 if (allowed) { 4859 allowedSig = true; 4860 } 4861 } else { 4862 allowed = false; 4863 } 4864 if (DEBUG_INSTALL) { 4865 if (gp != ps) { 4866 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 4867 } 4868 } 4869 if (allowed) { 4870 if ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 4871 && ps.permissionsFixed) { 4872 // If this is an existing, non-system package, then 4873 // we can't add any new permissions to it. 4874 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 4875 allowed = false; 4876 // Except... if this is a permission that was added 4877 // to the platform (note: need to only do this when 4878 // updating the platform). 4879 final int NP = PackageParser.NEW_PERMISSIONS.length; 4880 for (int ip=0; ip<NP; ip++) { 4881 final PackageParser.NewPermissionInfo npi 4882 = PackageParser.NEW_PERMISSIONS[ip]; 4883 if (npi.name.equals(perm) 4884 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 4885 allowed = true; 4886 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 4887 + pkg.packageName); 4888 break; 4889 } 4890 } 4891 } 4892 } 4893 if (allowed) { 4894 if (!gp.grantedPermissions.contains(perm)) { 4895 changedPermission = true; 4896 gp.grantedPermissions.add(perm); 4897 gp.gids = appendInts(gp.gids, bp.gids); 4898 } else if (!ps.haveGids) { 4899 gp.gids = appendInts(gp.gids, bp.gids); 4900 } 4901 } else { 4902 Slog.w(TAG, "Not granting permission " + perm 4903 + " to package " + pkg.packageName 4904 + " because it was previously installed without"); 4905 } 4906 } else { 4907 if (gp.grantedPermissions.remove(perm)) { 4908 changedPermission = true; 4909 gp.gids = removeInts(gp.gids, bp.gids); 4910 Slog.i(TAG, "Un-granting permission " + perm 4911 + " from package " + pkg.packageName 4912 + " (protectionLevel=" + bp.protectionLevel 4913 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4914 + ")"); 4915 } else { 4916 Slog.w(TAG, "Not granting permission " + perm 4917 + " to package " + pkg.packageName 4918 + " (protectionLevel=" + bp.protectionLevel 4919 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4920 + ")"); 4921 } 4922 } 4923 } else { 4924 Slog.w(TAG, "Unknown permission " + name 4925 + " in package " + pkg.packageName); 4926 } 4927 } 4928 4929 if ((changedPermission || replace) && !ps.permissionsFixed && 4930 ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) || 4931 ((ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0)){ 4932 // This is the first that we have heard about this package, so the 4933 // permissions we have now selected are fixed until explicitly 4934 // changed. 4935 ps.permissionsFixed = true; 4936 } 4937 ps.haveGids = true; 4938 } 4939 4940 private final class ActivityIntentResolver 4941 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 4942 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 4943 boolean defaultOnly, int userId) { 4944 if (!sUserManager.exists(userId)) return null; 4945 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 4946 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 4947 } 4948 4949 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 4950 int userId) { 4951 if (!sUserManager.exists(userId)) return null; 4952 mFlags = flags; 4953 return super.queryIntent(intent, resolvedType, 4954 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 4955 } 4956 4957 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 4958 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 4959 if (!sUserManager.exists(userId)) return null; 4960 if (packageActivities == null) { 4961 return null; 4962 } 4963 mFlags = flags; 4964 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 4965 final int N = packageActivities.size(); 4966 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 4967 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 4968 4969 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 4970 for (int i = 0; i < N; ++i) { 4971 intentFilters = packageActivities.get(i).intents; 4972 if (intentFilters != null && intentFilters.size() > 0) { 4973 PackageParser.ActivityIntentInfo[] array = 4974 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 4975 intentFilters.toArray(array); 4976 listCut.add(array); 4977 } 4978 } 4979 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 4980 } 4981 4982 public final void addActivity(PackageParser.Activity a, String type) { 4983 final boolean systemApp = isSystemApp(a.info.applicationInfo); 4984 mActivities.put(a.getComponentName(), a); 4985 if (DEBUG_SHOW_INFO) 4986 Log.v( 4987 TAG, " " + type + " " + 4988 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 4989 if (DEBUG_SHOW_INFO) 4990 Log.v(TAG, " Class=" + a.info.name); 4991 final int NI = a.intents.size(); 4992 for (int j=0; j<NI; j++) { 4993 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 4994 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 4995 intent.setPriority(0); 4996 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 4997 + a.className + " with priority > 0, forcing to 0"); 4998 } 4999 if (DEBUG_SHOW_INFO) { 5000 Log.v(TAG, " IntentFilter:"); 5001 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5002 } 5003 if (!intent.debugCheck()) { 5004 Log.w(TAG, "==> For Activity " + a.info.name); 5005 } 5006 addFilter(intent); 5007 } 5008 } 5009 5010 public final void removeActivity(PackageParser.Activity a, String type) { 5011 mActivities.remove(a.getComponentName()); 5012 if (DEBUG_SHOW_INFO) { 5013 Log.v(TAG, " " + type + " " 5014 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 5015 : a.info.name) + ":"); 5016 Log.v(TAG, " Class=" + a.info.name); 5017 } 5018 final int NI = a.intents.size(); 5019 for (int j=0; j<NI; j++) { 5020 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5021 if (DEBUG_SHOW_INFO) { 5022 Log.v(TAG, " IntentFilter:"); 5023 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5024 } 5025 removeFilter(intent); 5026 } 5027 } 5028 5029 @Override 5030 protected boolean allowFilterResult( 5031 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 5032 ActivityInfo filterAi = filter.activity.info; 5033 for (int i=dest.size()-1; i>=0; i--) { 5034 ActivityInfo destAi = dest.get(i).activityInfo; 5035 if (destAi.name == filterAi.name 5036 && destAi.packageName == filterAi.packageName) { 5037 return false; 5038 } 5039 } 5040 return true; 5041 } 5042 5043 @Override 5044 protected ActivityIntentInfo[] newArray(int size) { 5045 return new ActivityIntentInfo[size]; 5046 } 5047 5048 @Override 5049 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 5050 if (!sUserManager.exists(userId)) return true; 5051 PackageParser.Package p = filter.activity.owner; 5052 if (p != null) { 5053 PackageSetting ps = (PackageSetting)p.mExtras; 5054 if (ps != null) { 5055 // System apps are never considered stopped for purposes of 5056 // filtering, because there may be no way for the user to 5057 // actually re-launch them. 5058 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 5059 && ps.getStopped(userId); 5060 } 5061 } 5062 return false; 5063 } 5064 5065 @Override 5066 protected String packageForFilter(PackageParser.ActivityIntentInfo info) { 5067 return info.activity.owner.packageName; 5068 } 5069 5070 @Override 5071 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 5072 int match, int userId) { 5073 if (!sUserManager.exists(userId)) return null; 5074 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 5075 return null; 5076 } 5077 final PackageParser.Activity activity = info.activity; 5078 if (mSafeMode && (activity.info.applicationInfo.flags 5079 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5080 return null; 5081 } 5082 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 5083 if (ps == null) { 5084 return null; 5085 } 5086 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 5087 ps.readUserState(userId), userId); 5088 if (ai == null) { 5089 return null; 5090 } 5091 final ResolveInfo res = new ResolveInfo(); 5092 res.activityInfo = ai; 5093 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5094 res.filter = info; 5095 } 5096 res.priority = info.getPriority(); 5097 res.preferredOrder = activity.owner.mPreferredOrder; 5098 //System.out.println("Result: " + res.activityInfo.className + 5099 // " = " + res.priority); 5100 res.match = match; 5101 res.isDefault = info.hasDefault; 5102 res.labelRes = info.labelRes; 5103 res.nonLocalizedLabel = info.nonLocalizedLabel; 5104 res.icon = info.icon; 5105 res.system = isSystemApp(res.activityInfo.applicationInfo); 5106 return res; 5107 } 5108 5109 @Override 5110 protected void sortResults(List<ResolveInfo> results) { 5111 Collections.sort(results, mResolvePrioritySorter); 5112 } 5113 5114 @Override 5115 protected void dumpFilter(PrintWriter out, String prefix, 5116 PackageParser.ActivityIntentInfo filter) { 5117 out.print(prefix); out.print( 5118 Integer.toHexString(System.identityHashCode(filter.activity))); 5119 out.print(' '); 5120 out.print(filter.activity.getComponentShortName()); 5121 out.print(" filter "); 5122 out.println(Integer.toHexString(System.identityHashCode(filter))); 5123 } 5124 5125// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5126// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5127// final List<ResolveInfo> retList = Lists.newArrayList(); 5128// while (i.hasNext()) { 5129// final ResolveInfo resolveInfo = i.next(); 5130// if (isEnabledLP(resolveInfo.activityInfo)) { 5131// retList.add(resolveInfo); 5132// } 5133// } 5134// return retList; 5135// } 5136 5137 // Keys are String (activity class name), values are Activity. 5138 private final HashMap<ComponentName, PackageParser.Activity> mActivities 5139 = new HashMap<ComponentName, PackageParser.Activity>(); 5140 private int mFlags; 5141 } 5142 5143 private final class ServiceIntentResolver 5144 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 5145 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5146 boolean defaultOnly, int userId) { 5147 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5148 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5149 } 5150 5151 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5152 int userId) { 5153 if (!sUserManager.exists(userId)) return null; 5154 mFlags = flags; 5155 return super.queryIntent(intent, resolvedType, 5156 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5157 } 5158 5159 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5160 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 5161 if (!sUserManager.exists(userId)) return null; 5162 if (packageServices == null) { 5163 return null; 5164 } 5165 mFlags = flags; 5166 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5167 final int N = packageServices.size(); 5168 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 5169 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 5170 5171 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 5172 for (int i = 0; i < N; ++i) { 5173 intentFilters = packageServices.get(i).intents; 5174 if (intentFilters != null && intentFilters.size() > 0) { 5175 PackageParser.ServiceIntentInfo[] array = 5176 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 5177 intentFilters.toArray(array); 5178 listCut.add(array); 5179 } 5180 } 5181 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5182 } 5183 5184 public final void addService(PackageParser.Service s) { 5185 mServices.put(s.getComponentName(), s); 5186 if (DEBUG_SHOW_INFO) { 5187 Log.v(TAG, " " 5188 + (s.info.nonLocalizedLabel != null 5189 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5190 Log.v(TAG, " Class=" + s.info.name); 5191 } 5192 final int NI = s.intents.size(); 5193 int j; 5194 for (j=0; j<NI; j++) { 5195 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5196 if (DEBUG_SHOW_INFO) { 5197 Log.v(TAG, " IntentFilter:"); 5198 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5199 } 5200 if (!intent.debugCheck()) { 5201 Log.w(TAG, "==> For Service " + s.info.name); 5202 } 5203 addFilter(intent); 5204 } 5205 } 5206 5207 public final void removeService(PackageParser.Service s) { 5208 mServices.remove(s.getComponentName()); 5209 if (DEBUG_SHOW_INFO) { 5210 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 5211 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5212 Log.v(TAG, " Class=" + s.info.name); 5213 } 5214 final int NI = s.intents.size(); 5215 int j; 5216 for (j=0; j<NI; j++) { 5217 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5218 if (DEBUG_SHOW_INFO) { 5219 Log.v(TAG, " IntentFilter:"); 5220 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5221 } 5222 removeFilter(intent); 5223 } 5224 } 5225 5226 @Override 5227 protected boolean allowFilterResult( 5228 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 5229 ServiceInfo filterSi = filter.service.info; 5230 for (int i=dest.size()-1; i>=0; i--) { 5231 ServiceInfo destAi = dest.get(i).serviceInfo; 5232 if (destAi.name == filterSi.name 5233 && destAi.packageName == filterSi.packageName) { 5234 return false; 5235 } 5236 } 5237 return true; 5238 } 5239 5240 @Override 5241 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 5242 return new PackageParser.ServiceIntentInfo[size]; 5243 } 5244 5245 @Override 5246 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 5247 if (!sUserManager.exists(userId)) return true; 5248 PackageParser.Package p = filter.service.owner; 5249 if (p != null) { 5250 PackageSetting ps = (PackageSetting)p.mExtras; 5251 if (ps != null) { 5252 // System apps are never considered stopped for purposes of 5253 // filtering, because there may be no way for the user to 5254 // actually re-launch them. 5255 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 5256 && ps.getStopped(userId); 5257 } 5258 } 5259 return false; 5260 } 5261 5262 @Override 5263 protected String packageForFilter(PackageParser.ServiceIntentInfo info) { 5264 return info.service.owner.packageName; 5265 } 5266 5267 @Override 5268 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 5269 int match, int userId) { 5270 if (!sUserManager.exists(userId)) return null; 5271 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 5272 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 5273 return null; 5274 } 5275 final PackageParser.Service service = info.service; 5276 if (mSafeMode && (service.info.applicationInfo.flags 5277 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5278 return null; 5279 } 5280 PackageSetting ps = (PackageSetting) service.owner.mExtras; 5281 if (ps == null) { 5282 return null; 5283 } 5284 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 5285 ps.readUserState(userId), userId); 5286 if (si == null) { 5287 return null; 5288 } 5289 final ResolveInfo res = new ResolveInfo(); 5290 res.serviceInfo = si; 5291 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5292 res.filter = filter; 5293 } 5294 res.priority = info.getPriority(); 5295 res.preferredOrder = service.owner.mPreferredOrder; 5296 //System.out.println("Result: " + res.activityInfo.className + 5297 // " = " + res.priority); 5298 res.match = match; 5299 res.isDefault = info.hasDefault; 5300 res.labelRes = info.labelRes; 5301 res.nonLocalizedLabel = info.nonLocalizedLabel; 5302 res.icon = info.icon; 5303 res.system = isSystemApp(res.serviceInfo.applicationInfo); 5304 return res; 5305 } 5306 5307 @Override 5308 protected void sortResults(List<ResolveInfo> results) { 5309 Collections.sort(results, mResolvePrioritySorter); 5310 } 5311 5312 @Override 5313 protected void dumpFilter(PrintWriter out, String prefix, 5314 PackageParser.ServiceIntentInfo filter) { 5315 out.print(prefix); out.print( 5316 Integer.toHexString(System.identityHashCode(filter.service))); 5317 out.print(' '); 5318 out.print(filter.service.getComponentShortName()); 5319 out.print(" filter "); 5320 out.println(Integer.toHexString(System.identityHashCode(filter))); 5321 } 5322 5323// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5324// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5325// final List<ResolveInfo> retList = Lists.newArrayList(); 5326// while (i.hasNext()) { 5327// final ResolveInfo resolveInfo = (ResolveInfo) i; 5328// if (isEnabledLP(resolveInfo.serviceInfo)) { 5329// retList.add(resolveInfo); 5330// } 5331// } 5332// return retList; 5333// } 5334 5335 // Keys are String (activity class name), values are Activity. 5336 private final HashMap<ComponentName, PackageParser.Service> mServices 5337 = new HashMap<ComponentName, PackageParser.Service>(); 5338 private int mFlags; 5339 }; 5340 5341 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 5342 new Comparator<ResolveInfo>() { 5343 public int compare(ResolveInfo r1, ResolveInfo r2) { 5344 int v1 = r1.priority; 5345 int v2 = r2.priority; 5346 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 5347 if (v1 != v2) { 5348 return (v1 > v2) ? -1 : 1; 5349 } 5350 v1 = r1.preferredOrder; 5351 v2 = r2.preferredOrder; 5352 if (v1 != v2) { 5353 return (v1 > v2) ? -1 : 1; 5354 } 5355 if (r1.isDefault != r2.isDefault) { 5356 return r1.isDefault ? -1 : 1; 5357 } 5358 v1 = r1.match; 5359 v2 = r2.match; 5360 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 5361 if (v1 != v2) { 5362 return (v1 > v2) ? -1 : 1; 5363 } 5364 if (r1.system != r2.system) { 5365 return r1.system ? -1 : 1; 5366 } 5367 return 0; 5368 } 5369 }; 5370 5371 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 5372 new Comparator<ProviderInfo>() { 5373 public int compare(ProviderInfo p1, ProviderInfo p2) { 5374 final int v1 = p1.initOrder; 5375 final int v2 = p2.initOrder; 5376 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 5377 } 5378 }; 5379 5380 static final void sendPackageBroadcast(String action, String pkg, 5381 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 5382 int[] userIds) { 5383 IActivityManager am = ActivityManagerNative.getDefault(); 5384 if (am != null) { 5385 try { 5386 if (userIds == null) { 5387 userIds = sUserManager.getUserIds(); 5388 } 5389 for (int id : userIds) { 5390 final Intent intent = new Intent(action, 5391 pkg != null ? Uri.fromParts("package", pkg, null) : null); 5392 if (extras != null) { 5393 intent.putExtras(extras); 5394 } 5395 if (targetPkg != null) { 5396 intent.setPackage(targetPkg); 5397 } 5398 // Modify the UID when posting to other users 5399 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 5400 if (uid > 0 && UserHandle.getUserId(uid) != id) { 5401 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 5402 intent.putExtra(Intent.EXTRA_UID, uid); 5403 } 5404 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 5405 if (DEBUG_BROADCASTS) { 5406 RuntimeException here = new RuntimeException("here"); 5407 here.fillInStackTrace(); 5408 Slog.d(TAG, "Sending to user " + id + ": " 5409 + intent.toShortString(false, true, false, false) 5410 + " " + intent.getExtras(), here); 5411 } 5412 am.broadcastIntent(null, intent, null, finishedReceiver, 5413 0, null, null, null, finishedReceiver != null, false, id); 5414 } 5415 } catch (RemoteException ex) { 5416 } 5417 } 5418 } 5419 5420 /** 5421 * Check if the external storage media is available. This is true if there 5422 * is a mounted external storage medium or if the external storage is 5423 * emulated. 5424 */ 5425 private boolean isExternalMediaAvailable() { 5426 return mMediaMounted || Environment.isExternalStorageEmulated(); 5427 } 5428 5429 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 5430 // writer 5431 final int userId = UserHandle.getCallingUserId(); 5432 synchronized (mPackages) { 5433 if (!isExternalMediaAvailable()) { 5434 // If the external storage is no longer mounted at this point, 5435 // the caller may not have been able to delete all of this 5436 // packages files and can not delete any more. Bail. 5437 return null; 5438 } 5439 ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned.get(userId); 5440 if (pkgs != null) { 5441 if (lastPackage != null) { 5442 pkgs.remove(lastPackage); 5443 } 5444 if (pkgs.size() > 0) { 5445 return pkgs.get(0); 5446 } 5447 } 5448 mSettings.mPackagesToBeCleaned.remove(userId); 5449 } 5450 // Move on to the next user to clean. 5451 long ident = Binder.clearCallingIdentity(); 5452 try { 5453 startCleaningPackages(userId); 5454 } finally { 5455 Binder.restoreCallingIdentity(ident); 5456 } 5457 return null; 5458 } 5459 5460 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 5461 if (false) { 5462 RuntimeException here = new RuntimeException("here"); 5463 here.fillInStackTrace(); 5464 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 5465 + " andCode=" + andCode, here); 5466 } 5467 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 5468 userId, andCode ? 1 : 0, packageName)); 5469 } 5470 5471 void startCleaningPackages(int lastUser) { 5472 // reader 5473 int nextUser = -1; 5474 synchronized (mPackages) { 5475 if (!isExternalMediaAvailable()) { 5476 return; 5477 } 5478 final int N = mSettings.mPackagesToBeCleaned.size(); 5479 if (N <= 0) { 5480 return; 5481 } 5482 for (int i=0; i<N; i++) { 5483 int user = mSettings.mPackagesToBeCleaned.keyAt(i); 5484 if (user > lastUser) { 5485 nextUser = user; 5486 break; 5487 } 5488 } 5489 if (nextUser < 0) { 5490 nextUser = mSettings.mPackagesToBeCleaned.keyAt(0); 5491 } 5492 } 5493 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 5494 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 5495 IActivityManager am = ActivityManagerNative.getDefault(); 5496 if (am != null) { 5497 try { 5498 am.startService(null, intent, null, nextUser); 5499 } catch (RemoteException e) { 5500 } 5501 } 5502 } 5503 5504 private final class AppDirObserver extends FileObserver { 5505 public AppDirObserver(String path, int mask, boolean isrom) { 5506 super(path, mask); 5507 mRootDir = path; 5508 mIsRom = isrom; 5509 } 5510 5511 public void onEvent(int event, String path) { 5512 String removedPackage = null; 5513 int removedAppId = -1; 5514 int[] removedUsers = null; 5515 String addedPackage = null; 5516 int addedAppId = -1; 5517 int[] addedUsers = null; 5518 5519 // TODO post a message to the handler to obtain serial ordering 5520 synchronized (mInstallLock) { 5521 String fullPathStr = null; 5522 File fullPath = null; 5523 if (path != null) { 5524 fullPath = new File(mRootDir, path); 5525 fullPathStr = fullPath.getPath(); 5526 } 5527 5528 if (DEBUG_APP_DIR_OBSERVER) 5529 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 5530 5531 if (!isPackageFilename(path)) { 5532 if (DEBUG_APP_DIR_OBSERVER) 5533 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 5534 return; 5535 } 5536 5537 // Ignore packages that are being installed or 5538 // have just been installed. 5539 if (ignoreCodePath(fullPathStr)) { 5540 return; 5541 } 5542 PackageParser.Package p = null; 5543 PackageSetting ps = null; 5544 // reader 5545 synchronized (mPackages) { 5546 p = mAppDirs.get(fullPathStr); 5547 if (p != null) { 5548 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 5549 if (ps != null) { 5550 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 5551 } else { 5552 removedUsers = sUserManager.getUserIds(); 5553 } 5554 } 5555 addedUsers = sUserManager.getUserIds(); 5556 } 5557 if ((event&REMOVE_EVENTS) != 0) { 5558 if (ps != null) { 5559 removePackageLI(ps, true); 5560 removedPackage = ps.name; 5561 removedAppId = ps.appId; 5562 } 5563 } 5564 5565 if ((event&ADD_EVENTS) != 0) { 5566 if (p == null) { 5567 p = scanPackageLI(fullPath, 5568 (mIsRom ? PackageParser.PARSE_IS_SYSTEM 5569 | PackageParser.PARSE_IS_SYSTEM_DIR: 0) | 5570 PackageParser.PARSE_CHATTY | 5571 PackageParser.PARSE_MUST_BE_APK, 5572 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 5573 System.currentTimeMillis(), UserHandle.ALL); 5574 if (p != null) { 5575 /* 5576 * TODO this seems dangerous as the package may have 5577 * changed since we last acquired the mPackages 5578 * lock. 5579 */ 5580 // writer 5581 synchronized (mPackages) { 5582 updatePermissionsLPw(p.packageName, p, 5583 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 5584 } 5585 addedPackage = p.applicationInfo.packageName; 5586 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 5587 } 5588 } 5589 } 5590 5591 // reader 5592 synchronized (mPackages) { 5593 mSettings.writeLPr(); 5594 } 5595 } 5596 5597 if (removedPackage != null) { 5598 Bundle extras = new Bundle(1); 5599 extras.putInt(Intent.EXTRA_UID, removedAppId); 5600 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 5601 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 5602 extras, null, null, removedUsers); 5603 } 5604 if (addedPackage != null) { 5605 Bundle extras = new Bundle(1); 5606 extras.putInt(Intent.EXTRA_UID, addedAppId); 5607 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 5608 extras, null, null, addedUsers); 5609 } 5610 } 5611 5612 private final String mRootDir; 5613 private final boolean mIsRom; 5614 } 5615 5616 /* Called when a downloaded package installation has been confirmed by the user */ 5617 public void installPackage( 5618 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 5619 installPackage(packageURI, observer, flags, null); 5620 } 5621 5622 /* Called when a downloaded package installation has been confirmed by the user */ 5623 public void installPackage( 5624 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 5625 final String installerPackageName) { 5626 installPackageWithVerification(packageURI, observer, flags, installerPackageName, null, 5627 null, null); 5628 } 5629 5630 @Override 5631 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 5632 int flags, String installerPackageName, Uri verificationURI, 5633 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 5634 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 5635 manifestDigest); 5636 installPackageWithVerificationAndEncryption(packageURI, observer, flags, 5637 installerPackageName, verificationParams, encryptionParams); 5638 } 5639 5640 public void installPackageWithVerificationAndEncryption(Uri packageURI, 5641 IPackageInstallObserver observer, int flags, String installerPackageName, 5642 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 5643 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5644 null); 5645 5646 final int uid = Binder.getCallingUid(); 5647 UserHandle user; 5648 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 5649 user = UserHandle.ALL; 5650 } else { 5651 user = new UserHandle(UserHandle.getUserId(uid)); 5652 } 5653 5654 final int filteredFlags; 5655 5656 if (uid == Process.SHELL_UID || uid == 0) { 5657 if (DEBUG_INSTALL) { 5658 Slog.v(TAG, "Install from ADB"); 5659 } 5660 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 5661 } else { 5662 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 5663 } 5664 5665 final Message msg = mHandler.obtainMessage(INIT_COPY); 5666 msg.obj = new InstallParams(packageURI, observer, filteredFlags, installerPackageName, 5667 verificationParams, encryptionParams, user); 5668 mHandler.sendMessage(msg); 5669 } 5670 5671 /** 5672 * @hide 5673 */ 5674 @Override 5675 public int installExistingPackage(String packageName) { 5676 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5677 null); 5678 PackageSetting pkgSetting; 5679 final int uid = Binder.getCallingUid(); 5680 final int userId = UserHandle.getUserId(uid); 5681 5682 long callingId = Binder.clearCallingIdentity(); 5683 try { 5684 boolean sendAdded = false; 5685 Bundle extras = new Bundle(1); 5686 5687 // writer 5688 synchronized (mPackages) { 5689 pkgSetting = mSettings.mPackages.get(packageName); 5690 if (pkgSetting == null) { 5691 return PackageManager.INSTALL_FAILED_INVALID_URI; 5692 } 5693 if (!pkgSetting.getInstalled(userId)) { 5694 pkgSetting.setInstalled(true, userId); 5695 mSettings.writePackageRestrictionsLPr(userId); 5696 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 5697 sendAdded = true; 5698 } 5699 } 5700 5701 if (sendAdded) { 5702 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 5703 packageName, extras, null, null, new int[] {userId}); 5704 } 5705 } finally { 5706 Binder.restoreCallingIdentity(callingId); 5707 } 5708 5709 return PackageManager.INSTALL_SUCCEEDED; 5710 } 5711 5712 @Override 5713 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 5714 mContext.enforceCallingOrSelfPermission( 5715 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5716 "Only package verification agents can verify applications"); 5717 5718 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5719 final PackageVerificationResponse response = new PackageVerificationResponse( 5720 verificationCode, Binder.getCallingUid()); 5721 msg.arg1 = id; 5722 msg.obj = response; 5723 mHandler.sendMessage(msg); 5724 } 5725 5726 @Override 5727 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 5728 long millisecondsToDelay) { 5729 mContext.enforceCallingOrSelfPermission( 5730 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5731 "Only package verification agents can extend verification timeouts"); 5732 5733 final PackageVerificationState state = mPendingVerification.get(id); 5734 final PackageVerificationResponse response = new PackageVerificationResponse( 5735 verificationCodeAtTimeout, Binder.getCallingUid()); 5736 5737 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 5738 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 5739 } 5740 if (millisecondsToDelay < 0) { 5741 millisecondsToDelay = 0; 5742 } 5743 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 5744 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 5745 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 5746 } 5747 5748 if ((state != null) && !state.timeoutExtended()) { 5749 state.extendTimeout(); 5750 5751 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5752 msg.arg1 = id; 5753 msg.obj = response; 5754 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 5755 } 5756 } 5757 5758 private void broadcastPackageVerified(int verificationId, Uri packageUri, 5759 int verificationCode) { 5760 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 5761 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 5762 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 5763 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 5764 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 5765 5766 mContext.sendBroadcast(intent, android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 5767 } 5768 5769 private ComponentName matchComponentForVerifier(String packageName, 5770 List<ResolveInfo> receivers) { 5771 ActivityInfo targetReceiver = null; 5772 5773 final int NR = receivers.size(); 5774 for (int i = 0; i < NR; i++) { 5775 final ResolveInfo info = receivers.get(i); 5776 if (info.activityInfo == null) { 5777 continue; 5778 } 5779 5780 if (packageName.equals(info.activityInfo.packageName)) { 5781 targetReceiver = info.activityInfo; 5782 break; 5783 } 5784 } 5785 5786 if (targetReceiver == null) { 5787 return null; 5788 } 5789 5790 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 5791 } 5792 5793 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 5794 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 5795 if (pkgInfo.verifiers.length == 0) { 5796 return null; 5797 } 5798 5799 final int N = pkgInfo.verifiers.length; 5800 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 5801 for (int i = 0; i < N; i++) { 5802 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 5803 5804 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 5805 receivers); 5806 if (comp == null) { 5807 continue; 5808 } 5809 5810 final int verifierUid = getUidForVerifier(verifierInfo); 5811 if (verifierUid == -1) { 5812 continue; 5813 } 5814 5815 if (DEBUG_VERIFY) { 5816 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 5817 + " with the correct signature"); 5818 } 5819 sufficientVerifiers.add(comp); 5820 verificationState.addSufficientVerifier(verifierUid); 5821 } 5822 5823 return sufficientVerifiers; 5824 } 5825 5826 private int getUidForVerifier(VerifierInfo verifierInfo) { 5827 synchronized (mPackages) { 5828 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 5829 if (pkg == null) { 5830 return -1; 5831 } else if (pkg.mSignatures.length != 1) { 5832 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5833 + " has more than one signature; ignoring"); 5834 return -1; 5835 } 5836 5837 /* 5838 * If the public key of the package's signature does not match 5839 * our expected public key, then this is a different package and 5840 * we should skip. 5841 */ 5842 5843 final byte[] expectedPublicKey; 5844 try { 5845 final Signature verifierSig = pkg.mSignatures[0]; 5846 final PublicKey publicKey = verifierSig.getPublicKey(); 5847 expectedPublicKey = publicKey.getEncoded(); 5848 } catch (CertificateException e) { 5849 return -1; 5850 } 5851 5852 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 5853 5854 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 5855 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5856 + " does not have the expected public key; ignoring"); 5857 return -1; 5858 } 5859 5860 return pkg.applicationInfo.uid; 5861 } 5862 } 5863 5864 public void finishPackageInstall(int token) { 5865 enforceSystemOrRoot("Only the system is allowed to finish installs"); 5866 5867 if (DEBUG_INSTALL) { 5868 Slog.v(TAG, "BM finishing package install for " + token); 5869 } 5870 5871 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 5872 mHandler.sendMessage(msg); 5873 } 5874 5875 /** 5876 * Get the verification agent timeout. 5877 * 5878 * @return verification timeout in milliseconds 5879 */ 5880 private long getVerificationTimeout() { 5881 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 5882 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 5883 DEFAULT_VERIFICATION_TIMEOUT); 5884 } 5885 5886 /** 5887 * Get the default verification agent response code. 5888 * 5889 * @return default verification response code 5890 */ 5891 private int getDefaultVerificationResponse() { 5892 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5893 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 5894 DEFAULT_VERIFICATION_RESPONSE); 5895 } 5896 5897 /** 5898 * Check whether or not package verification has been enabled. 5899 * 5900 * @return true if verification should be performed 5901 */ 5902 private boolean isVerificationEnabled() { 5903 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5904 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 5905 DEFAULT_VERIFY_ENABLE ? 1 : 0) == 1 ? true : false; 5906 } 5907 5908 /** 5909 * Get the "allow unknown sources" setting. 5910 * 5911 * @return the current "allow unknown sources" setting 5912 */ 5913 private int getUnknownSourcesSettings() { 5914 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 5915 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 5916 -1); 5917 } 5918 5919 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 5920 final int uid = Binder.getCallingUid(); 5921 // writer 5922 synchronized (mPackages) { 5923 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 5924 if (targetPackageSetting == null) { 5925 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 5926 } 5927 5928 PackageSetting installerPackageSetting; 5929 if (installerPackageName != null) { 5930 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 5931 if (installerPackageSetting == null) { 5932 throw new IllegalArgumentException("Unknown installer package: " 5933 + installerPackageName); 5934 } 5935 } else { 5936 installerPackageSetting = null; 5937 } 5938 5939 Signature[] callerSignature; 5940 Object obj = mSettings.getUserIdLPr(uid); 5941 if (obj != null) { 5942 if (obj instanceof SharedUserSetting) { 5943 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 5944 } else if (obj instanceof PackageSetting) { 5945 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 5946 } else { 5947 throw new SecurityException("Bad object " + obj + " for uid " + uid); 5948 } 5949 } else { 5950 throw new SecurityException("Unknown calling uid " + uid); 5951 } 5952 5953 // Verify: can't set installerPackageName to a package that is 5954 // not signed with the same cert as the caller. 5955 if (installerPackageSetting != null) { 5956 if (compareSignatures(callerSignature, 5957 installerPackageSetting.signatures.mSignatures) 5958 != PackageManager.SIGNATURE_MATCH) { 5959 throw new SecurityException( 5960 "Caller does not have same cert as new installer package " 5961 + installerPackageName); 5962 } 5963 } 5964 5965 // Verify: if target already has an installer package, it must 5966 // be signed with the same cert as the caller. 5967 if (targetPackageSetting.installerPackageName != null) { 5968 PackageSetting setting = mSettings.mPackages.get( 5969 targetPackageSetting.installerPackageName); 5970 // If the currently set package isn't valid, then it's always 5971 // okay to change it. 5972 if (setting != null) { 5973 if (compareSignatures(callerSignature, 5974 setting.signatures.mSignatures) 5975 != PackageManager.SIGNATURE_MATCH) { 5976 throw new SecurityException( 5977 "Caller does not have same cert as old installer package " 5978 + targetPackageSetting.installerPackageName); 5979 } 5980 } 5981 } 5982 5983 // Okay! 5984 targetPackageSetting.installerPackageName = installerPackageName; 5985 scheduleWriteSettingsLocked(); 5986 } 5987 } 5988 5989 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 5990 // Queue up an async operation since the package installation may take a little while. 5991 mHandler.post(new Runnable() { 5992 public void run() { 5993 mHandler.removeCallbacks(this); 5994 // Result object to be returned 5995 PackageInstalledInfo res = new PackageInstalledInfo(); 5996 res.returnCode = currentStatus; 5997 res.uid = -1; 5998 res.pkg = null; 5999 res.removedInfo = new PackageRemovedInfo(); 6000 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 6001 args.doPreInstall(res.returnCode); 6002 synchronized (mInstallLock) { 6003 installPackageLI(args, true, res); 6004 } 6005 args.doPostInstall(res.returnCode, res.uid); 6006 } 6007 6008 // A restore should be performed at this point if (a) the install 6009 // succeeded, (b) the operation is not an update, and (c) the new 6010 // package has a backupAgent defined. 6011 final boolean update = res.removedInfo.removedPackage != null; 6012 boolean doRestore = (!update 6013 && res.pkg != null 6014 && res.pkg.applicationInfo.backupAgentName != null); 6015 6016 // Set up the post-install work request bookkeeping. This will be used 6017 // and cleaned up by the post-install event handling regardless of whether 6018 // there's a restore pass performed. Token values are >= 1. 6019 int token; 6020 if (mNextInstallToken < 0) mNextInstallToken = 1; 6021 token = mNextInstallToken++; 6022 6023 PostInstallData data = new PostInstallData(args, res); 6024 mRunningInstalls.put(token, data); 6025 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 6026 6027 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 6028 // Pass responsibility to the Backup Manager. It will perform a 6029 // restore if appropriate, then pass responsibility back to the 6030 // Package Manager to run the post-install observer callbacks 6031 // and broadcasts. 6032 IBackupManager bm = IBackupManager.Stub.asInterface( 6033 ServiceManager.getService(Context.BACKUP_SERVICE)); 6034 if (bm != null) { 6035 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 6036 + " to BM for possible restore"); 6037 try { 6038 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 6039 } catch (RemoteException e) { 6040 // can't happen; the backup manager is local 6041 } catch (Exception e) { 6042 Slog.e(TAG, "Exception trying to enqueue restore", e); 6043 doRestore = false; 6044 } 6045 } else { 6046 Slog.e(TAG, "Backup Manager not found!"); 6047 doRestore = false; 6048 } 6049 } 6050 6051 if (!doRestore) { 6052 // No restore possible, or the Backup Manager was mysteriously not 6053 // available -- just fire the post-install work request directly. 6054 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 6055 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 6056 mHandler.sendMessage(msg); 6057 } 6058 } 6059 }); 6060 } 6061 6062 private abstract class HandlerParams { 6063 private static final int MAX_RETRIES = 4; 6064 6065 /** 6066 * Number of times startCopy() has been attempted and had a non-fatal 6067 * error. 6068 */ 6069 private int mRetries = 0; 6070 6071 /** User handle for the user requesting the information or installation. */ 6072 private final UserHandle mUser; 6073 6074 HandlerParams(UserHandle user) { 6075 mUser = user; 6076 } 6077 6078 UserHandle getUser() { 6079 return mUser; 6080 } 6081 6082 final boolean startCopy() { 6083 boolean res; 6084 try { 6085 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy"); 6086 6087 if (++mRetries > MAX_RETRIES) { 6088 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 6089 mHandler.sendEmptyMessage(MCS_GIVE_UP); 6090 handleServiceError(); 6091 return false; 6092 } else { 6093 handleStartCopy(); 6094 res = true; 6095 } 6096 } catch (RemoteException e) { 6097 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 6098 mHandler.sendEmptyMessage(MCS_RECONNECT); 6099 res = false; 6100 } 6101 handleReturnCode(); 6102 return res; 6103 } 6104 6105 final void serviceError() { 6106 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 6107 handleServiceError(); 6108 handleReturnCode(); 6109 } 6110 6111 abstract void handleStartCopy() throws RemoteException; 6112 abstract void handleServiceError(); 6113 abstract void handleReturnCode(); 6114 } 6115 6116 class MeasureParams extends HandlerParams { 6117 private final PackageStats mStats; 6118 private boolean mSuccess; 6119 6120 private final IPackageStatsObserver mObserver; 6121 6122 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 6123 super(new UserHandle(stats.userHandle)); 6124 mObserver = observer; 6125 mStats = stats; 6126 } 6127 6128 @Override 6129 void handleStartCopy() throws RemoteException { 6130 synchronized (mInstallLock) { 6131 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 6132 } 6133 6134 final boolean mounted; 6135 if (Environment.isExternalStorageEmulated()) { 6136 mounted = true; 6137 } else { 6138 final String status = Environment.getExternalStorageState(); 6139 mounted = (Environment.MEDIA_MOUNTED.equals(status) 6140 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 6141 } 6142 6143 if (mounted) { 6144 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 6145 6146 final File externalCacheDir = userEnv 6147 .getExternalStorageAppCacheDirectory(mStats.packageName); 6148 final long externalCacheSize = mContainerService 6149 .calculateDirectorySize(externalCacheDir.getPath()); 6150 mStats.externalCacheSize = externalCacheSize; 6151 6152 final File externalDataDir = userEnv 6153 .getExternalStorageAppDataDirectory(mStats.packageName); 6154 long externalDataSize = mContainerService.calculateDirectorySize(externalDataDir 6155 .getPath()); 6156 6157 if (externalCacheDir.getParentFile().equals(externalDataDir)) { 6158 externalDataSize -= externalCacheSize; 6159 } 6160 mStats.externalDataSize = externalDataSize; 6161 6162 final File externalMediaDir = userEnv 6163 .getExternalStorageAppMediaDirectory(mStats.packageName); 6164 mStats.externalMediaSize = mContainerService 6165 .calculateDirectorySize(externalMediaDir.getPath()); 6166 6167 final File externalObbDir = userEnv 6168 .getExternalStorageAppObbDirectory(mStats.packageName); 6169 mStats.externalObbSize = mContainerService.calculateDirectorySize(externalObbDir 6170 .getPath()); 6171 } 6172 } 6173 6174 @Override 6175 void handleReturnCode() { 6176 if (mObserver != null) { 6177 try { 6178 mObserver.onGetStatsCompleted(mStats, mSuccess); 6179 } catch (RemoteException e) { 6180 Slog.i(TAG, "Observer no longer exists."); 6181 } 6182 } 6183 } 6184 6185 @Override 6186 void handleServiceError() { 6187 Slog.e(TAG, "Could not measure application " + mStats.packageName 6188 + " external storage"); 6189 } 6190 } 6191 6192 class InstallParams extends HandlerParams { 6193 final IPackageInstallObserver observer; 6194 int flags; 6195 6196 private final Uri mPackageURI; 6197 final String installerPackageName; 6198 final VerificationParams verificationParams; 6199 private InstallArgs mArgs; 6200 private int mRet; 6201 private File mTempPackage; 6202 final ContainerEncryptionParams encryptionParams; 6203 6204 InstallParams(Uri packageURI, 6205 IPackageInstallObserver observer, int flags, 6206 String installerPackageName, VerificationParams verificationParams, 6207 ContainerEncryptionParams encryptionParams, UserHandle user) { 6208 super(user); 6209 this.mPackageURI = packageURI; 6210 this.flags = flags; 6211 this.observer = observer; 6212 this.installerPackageName = installerPackageName; 6213 this.verificationParams = verificationParams; 6214 this.encryptionParams = encryptionParams; 6215 } 6216 6217 public ManifestDigest getManifestDigest() { 6218 if (verificationParams == null) { 6219 return null; 6220 } 6221 return verificationParams.getManifestDigest(); 6222 } 6223 6224 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 6225 String packageName = pkgLite.packageName; 6226 int installLocation = pkgLite.installLocation; 6227 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6228 // reader 6229 synchronized (mPackages) { 6230 PackageParser.Package pkg = mPackages.get(packageName); 6231 if (pkg != null) { 6232 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 6233 // Check for downgrading. 6234 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 6235 if (pkgLite.versionCode < pkg.mVersionCode) { 6236 Slog.w(TAG, "Can't install update of " + packageName 6237 + " update version " + pkgLite.versionCode 6238 + " is older than installed version " 6239 + pkg.mVersionCode); 6240 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 6241 } 6242 } 6243 // Check for updated system application. 6244 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 6245 if (onSd) { 6246 Slog.w(TAG, "Cannot install update to system app on sdcard"); 6247 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 6248 } 6249 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6250 } else { 6251 if (onSd) { 6252 // Install flag overrides everything. 6253 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6254 } 6255 // If current upgrade specifies particular preference 6256 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 6257 // Application explicitly specified internal. 6258 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6259 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 6260 // App explictly prefers external. Let policy decide 6261 } else { 6262 // Prefer previous location 6263 if (isExternal(pkg)) { 6264 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6265 } 6266 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6267 } 6268 } 6269 } else { 6270 // Invalid install. Return error code 6271 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 6272 } 6273 } 6274 } 6275 // All the special cases have been taken care of. 6276 // Return result based on recommended install location. 6277 if (onSd) { 6278 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6279 } 6280 return pkgLite.recommendedInstallLocation; 6281 } 6282 6283 /* 6284 * Invoke remote method to get package information and install 6285 * location values. Override install location based on default 6286 * policy if needed and then create install arguments based 6287 * on the install location. 6288 */ 6289 public void handleStartCopy() throws RemoteException { 6290 int ret = PackageManager.INSTALL_SUCCEEDED; 6291 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6292 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 6293 PackageInfoLite pkgLite = null; 6294 6295 if (onInt && onSd) { 6296 // Check if both bits are set. 6297 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 6298 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6299 } else { 6300 final long lowThreshold; 6301 6302 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6303 .getService(DeviceStorageMonitorService.SERVICE); 6304 if (dsm == null) { 6305 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6306 lowThreshold = 0L; 6307 } else { 6308 lowThreshold = dsm.getMemoryLowThreshold(); 6309 } 6310 6311 try { 6312 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 6313 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6314 6315 final File packageFile; 6316 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 6317 ParcelFileDescriptor out = null; 6318 6319 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 6320 if (mTempPackage != null) { 6321 try { 6322 out = ParcelFileDescriptor.open(mTempPackage, 6323 ParcelFileDescriptor.MODE_READ_WRITE); 6324 } catch (FileNotFoundException e) { 6325 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 6326 } 6327 6328 // Make a temporary file for decryption. 6329 ret = mContainerService 6330 .copyResource(mPackageURI, encryptionParams, out); 6331 6332 packageFile = mTempPackage; 6333 6334 FileUtils.setPermissions(packageFile.getAbsolutePath(), 6335 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IROTH, 6336 -1, -1); 6337 } else { 6338 packageFile = null; 6339 } 6340 } else { 6341 packageFile = new File(mPackageURI.getPath()); 6342 } 6343 6344 if (packageFile != null) { 6345 // Remote call to find out default install location 6346 pkgLite = mContainerService.getMinimalPackageInfo( 6347 packageFile.getAbsolutePath(), flags, lowThreshold); 6348 } 6349 } finally { 6350 mContext.revokeUriPermission(mPackageURI, 6351 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6352 } 6353 } 6354 6355 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6356 int loc = pkgLite.recommendedInstallLocation; 6357 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 6358 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6359 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 6360 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 6361 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 6362 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6363 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 6364 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 6365 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 6366 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 6367 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 6368 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 6369 } else if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 6370 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 6371 } else { 6372 // Override with defaults if needed. 6373 loc = installLocationPolicy(pkgLite, flags); 6374 if (!onSd && !onInt) { 6375 // Override install location with flags 6376 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 6377 // Set the flag to install on external media. 6378 flags |= PackageManager.INSTALL_EXTERNAL; 6379 flags &= ~PackageManager.INSTALL_INTERNAL; 6380 } else { 6381 // Make sure the flag for installing on external 6382 // media is unset 6383 flags |= PackageManager.INSTALL_INTERNAL; 6384 flags &= ~PackageManager.INSTALL_EXTERNAL; 6385 } 6386 } 6387 } 6388 } 6389 6390 final InstallArgs args = createInstallArgs(this); 6391 mArgs = args; 6392 6393 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6394 /* 6395 * Determine if we have any installed package verifiers. If we 6396 * do, then we'll defer to them to verify the packages. 6397 */ 6398 final int requiredUid = mRequiredVerifierPackage == null ? -1 6399 : getPackageUid(mRequiredVerifierPackage, 0); 6400 if (requiredUid != -1 && isVerificationEnabled()) { 6401 final Intent verification = new Intent( 6402 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 6403 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 6404 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 6405 6406 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 6407 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 6408 0 /* TODO: Which userId? */); 6409 6410 if (DEBUG_VERIFY) { 6411 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 6412 + verification.toString() + " with " + pkgLite.verifiers.length 6413 + " optional verifiers"); 6414 } 6415 6416 final int verificationId = mPendingVerificationToken++; 6417 6418 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 6419 6420 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 6421 installerPackageName); 6422 6423 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 6424 6425 if (verificationParams != null) { 6426 if (verificationParams.getVerificationURI() != null) { 6427 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 6428 verificationParams.getVerificationURI()); 6429 } 6430 if (verificationParams.getOriginatingURI() != null) { 6431 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 6432 verificationParams.getOriginatingURI()); 6433 } 6434 if (verificationParams.getReferrer() != null) { 6435 verification.putExtra(Intent.EXTRA_REFERRER, 6436 verificationParams.getReferrer()); 6437 } 6438 } 6439 6440 final PackageVerificationState verificationState = new PackageVerificationState( 6441 requiredUid, args); 6442 6443 mPendingVerification.append(verificationId, verificationState); 6444 6445 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 6446 receivers, verificationState); 6447 6448 /* 6449 * If any sufficient verifiers were listed in the package 6450 * manifest, attempt to ask them. 6451 */ 6452 if (sufficientVerifiers != null) { 6453 final int N = sufficientVerifiers.size(); 6454 if (N == 0) { 6455 Slog.i(TAG, "Additional verifiers required, but none installed."); 6456 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 6457 } else { 6458 for (int i = 0; i < N; i++) { 6459 final ComponentName verifierComponent = sufficientVerifiers.get(i); 6460 6461 final Intent sufficientIntent = new Intent(verification); 6462 sufficientIntent.setComponent(verifierComponent); 6463 6464 mContext.sendBroadcast(sufficientIntent); 6465 } 6466 } 6467 } 6468 6469 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 6470 mRequiredVerifierPackage, receivers); 6471 if (ret == PackageManager.INSTALL_SUCCEEDED 6472 && mRequiredVerifierPackage != null) { 6473 /* 6474 * Send the intent to the required verification agent, 6475 * but only start the verification timeout after the 6476 * target BroadcastReceivers have run. 6477 */ 6478 verification.setComponent(requiredVerifierComponent); 6479 mContext.sendOrderedBroadcast(verification, 6480 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6481 new BroadcastReceiver() { 6482 @Override 6483 public void onReceive(Context context, Intent intent) { 6484 final Message msg = mHandler 6485 .obtainMessage(CHECK_PENDING_VERIFICATION); 6486 msg.arg1 = verificationId; 6487 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 6488 } 6489 }, null, 0, null, null); 6490 6491 /* 6492 * We don't want the copy to proceed until verification 6493 * succeeds, so null out this field. 6494 */ 6495 mArgs = null; 6496 } 6497 } else { 6498 /* 6499 * No package verification is enabled, so immediately start 6500 * the remote call to initiate copy using temporary file. 6501 */ 6502 ret = args.copyApk(mContainerService, true); 6503 } 6504 } 6505 6506 mRet = ret; 6507 } 6508 6509 @Override 6510 void handleReturnCode() { 6511 // If mArgs is null, then MCS couldn't be reached. When it 6512 // reconnects, it will try again to install. At that point, this 6513 // will succeed. 6514 if (mArgs != null) { 6515 processPendingInstall(mArgs, mRet); 6516 } 6517 6518 if (mTempPackage != null) { 6519 if (!mTempPackage.delete()) { 6520 Slog.w(TAG, "Couldn't delete temporary file: " 6521 + mTempPackage.getAbsolutePath()); 6522 } 6523 } 6524 } 6525 6526 @Override 6527 void handleServiceError() { 6528 mArgs = createInstallArgs(this); 6529 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6530 } 6531 6532 public boolean isForwardLocked() { 6533 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6534 } 6535 6536 public Uri getPackageUri() { 6537 if (mTempPackage != null) { 6538 return Uri.fromFile(mTempPackage); 6539 } else { 6540 return mPackageURI; 6541 } 6542 } 6543 } 6544 6545 /* 6546 * Utility class used in movePackage api. 6547 * srcArgs and targetArgs are not set for invalid flags and make 6548 * sure to do null checks when invoking methods on them. 6549 * We probably want to return ErrorPrams for both failed installs 6550 * and moves. 6551 */ 6552 class MoveParams extends HandlerParams { 6553 final IPackageMoveObserver observer; 6554 final int flags; 6555 final String packageName; 6556 final InstallArgs srcArgs; 6557 final InstallArgs targetArgs; 6558 int uid; 6559 int mRet; 6560 6561 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 6562 String packageName, String dataDir, int uid, UserHandle user) { 6563 super(user); 6564 this.srcArgs = srcArgs; 6565 this.observer = observer; 6566 this.flags = flags; 6567 this.packageName = packageName; 6568 this.uid = uid; 6569 if (srcArgs != null) { 6570 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 6571 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 6572 } else { 6573 targetArgs = null; 6574 } 6575 } 6576 6577 public void handleStartCopy() throws RemoteException { 6578 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6579 // Check for storage space on target medium 6580 if (!targetArgs.checkFreeStorage(mContainerService)) { 6581 Log.w(TAG, "Insufficient storage to install"); 6582 return; 6583 } 6584 6585 mRet = srcArgs.doPreCopy(); 6586 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6587 return; 6588 } 6589 6590 mRet = targetArgs.copyApk(mContainerService, false); 6591 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6592 srcArgs.doPostCopy(uid); 6593 return; 6594 } 6595 6596 mRet = srcArgs.doPostCopy(uid); 6597 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6598 return; 6599 } 6600 6601 mRet = targetArgs.doPreInstall(mRet); 6602 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6603 return; 6604 } 6605 6606 if (DEBUG_SD_INSTALL) { 6607 StringBuilder builder = new StringBuilder(); 6608 if (srcArgs != null) { 6609 builder.append("src: "); 6610 builder.append(srcArgs.getCodePath()); 6611 } 6612 if (targetArgs != null) { 6613 builder.append(" target : "); 6614 builder.append(targetArgs.getCodePath()); 6615 } 6616 Log.i(TAG, builder.toString()); 6617 } 6618 } 6619 6620 @Override 6621 void handleReturnCode() { 6622 targetArgs.doPostInstall(mRet, uid); 6623 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 6624 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 6625 currentStatus = PackageManager.MOVE_SUCCEEDED; 6626 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 6627 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 6628 } 6629 processPendingMove(this, currentStatus); 6630 } 6631 6632 @Override 6633 void handleServiceError() { 6634 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6635 } 6636 } 6637 6638 /** 6639 * Used during creation of InstallArgs 6640 * 6641 * @param flags package installation flags 6642 * @return true if should be installed on external storage 6643 */ 6644 private static boolean installOnSd(int flags) { 6645 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 6646 return false; 6647 } 6648 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 6649 return true; 6650 } 6651 return false; 6652 } 6653 6654 /** 6655 * Used during creation of InstallArgs 6656 * 6657 * @param flags package installation flags 6658 * @return true if should be installed as forward locked 6659 */ 6660 private static boolean installForwardLocked(int flags) { 6661 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6662 } 6663 6664 private InstallArgs createInstallArgs(InstallParams params) { 6665 if (installOnSd(params.flags) || params.isForwardLocked()) { 6666 return new AsecInstallArgs(params); 6667 } else { 6668 return new FileInstallArgs(params); 6669 } 6670 } 6671 6672 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 6673 String nativeLibraryPath) { 6674 final boolean isInAsec; 6675 if (installOnSd(flags)) { 6676 /* Apps on SD card are always in ASEC containers. */ 6677 isInAsec = true; 6678 } else if (installForwardLocked(flags) 6679 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 6680 /* 6681 * Forward-locked apps are only in ASEC containers if they're the 6682 * new style 6683 */ 6684 isInAsec = true; 6685 } else { 6686 isInAsec = false; 6687 } 6688 6689 if (isInAsec) { 6690 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 6691 installOnSd(flags), installForwardLocked(flags)); 6692 } else { 6693 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 6694 } 6695 } 6696 6697 // Used by package mover 6698 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 6699 if (installOnSd(flags) || installForwardLocked(flags)) { 6700 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 6701 + AsecInstallArgs.RES_FILE_NAME); 6702 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 6703 installForwardLocked(flags)); 6704 } else { 6705 return new FileInstallArgs(packageURI, pkgName, dataDir); 6706 } 6707 } 6708 6709 static abstract class InstallArgs { 6710 final IPackageInstallObserver observer; 6711 // Always refers to PackageManager flags only 6712 final int flags; 6713 final Uri packageURI; 6714 final String installerPackageName; 6715 final ManifestDigest manifestDigest; 6716 final UserHandle user; 6717 6718 InstallArgs(Uri packageURI, IPackageInstallObserver observer, int flags, 6719 String installerPackageName, ManifestDigest manifestDigest, 6720 UserHandle user) { 6721 this.packageURI = packageURI; 6722 this.flags = flags; 6723 this.observer = observer; 6724 this.installerPackageName = installerPackageName; 6725 this.manifestDigest = manifestDigest; 6726 this.user = user; 6727 } 6728 6729 abstract void createCopyFile(); 6730 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 6731 abstract int doPreInstall(int status); 6732 abstract boolean doRename(int status, String pkgName, String oldCodePath); 6733 6734 abstract int doPostInstall(int status, int uid); 6735 abstract String getCodePath(); 6736 abstract String getResourcePath(); 6737 abstract String getNativeLibraryPath(); 6738 // Need installer lock especially for dex file removal. 6739 abstract void cleanUpResourcesLI(); 6740 abstract boolean doPostDeleteLI(boolean delete); 6741 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 6742 6743 /** 6744 * Called before the source arguments are copied. This is used mostly 6745 * for MoveParams when it needs to read the source file to put it in the 6746 * destination. 6747 */ 6748 int doPreCopy() { 6749 return PackageManager.INSTALL_SUCCEEDED; 6750 } 6751 6752 /** 6753 * Called after the source arguments are copied. This is used mostly for 6754 * MoveParams when it needs to read the source file to put it in the 6755 * destination. 6756 * 6757 * @return 6758 */ 6759 int doPostCopy(int uid) { 6760 return PackageManager.INSTALL_SUCCEEDED; 6761 } 6762 6763 protected boolean isFwdLocked() { 6764 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6765 } 6766 } 6767 6768 class FileInstallArgs extends InstallArgs { 6769 File installDir; 6770 String codeFileName; 6771 String resourceFileName; 6772 String libraryPath; 6773 boolean created = false; 6774 6775 FileInstallArgs(InstallParams params) { 6776 super(params.getPackageUri(), params.observer, params.flags, 6777 params.installerPackageName, params.getManifestDigest(), 6778 params.getUser()); 6779 } 6780 6781 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 6782 super(null, null, 0, null, null, null); 6783 File codeFile = new File(fullCodePath); 6784 installDir = codeFile.getParentFile(); 6785 codeFileName = fullCodePath; 6786 resourceFileName = fullResourcePath; 6787 libraryPath = nativeLibraryPath; 6788 } 6789 6790 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 6791 super(packageURI, null, 0, null, null, null); 6792 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6793 String apkName = getNextCodePath(null, pkgName, ".apk"); 6794 codeFileName = new File(installDir, apkName + ".apk").getPath(); 6795 resourceFileName = getResourcePathFromCodePath(); 6796 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 6797 } 6798 6799 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 6800 final long lowThreshold; 6801 6802 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6803 .getService(DeviceStorageMonitorService.SERVICE); 6804 if (dsm == null) { 6805 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6806 lowThreshold = 0L; 6807 } else { 6808 if (dsm.isMemoryLow()) { 6809 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 6810 return false; 6811 } 6812 6813 lowThreshold = dsm.getMemoryLowThreshold(); 6814 } 6815 6816 try { 6817 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6818 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6819 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 6820 } finally { 6821 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6822 } 6823 } 6824 6825 String getCodePath() { 6826 return codeFileName; 6827 } 6828 6829 void createCopyFile() { 6830 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6831 codeFileName = createTempPackageFile(installDir).getPath(); 6832 resourceFileName = getResourcePathFromCodePath(); 6833 libraryPath = getLibraryPathFromCodePath(); 6834 created = true; 6835 } 6836 6837 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 6838 if (temp) { 6839 // Generate temp file name 6840 createCopyFile(); 6841 } 6842 // Get a ParcelFileDescriptor to write to the output file 6843 File codeFile = new File(codeFileName); 6844 if (!created) { 6845 try { 6846 codeFile.createNewFile(); 6847 // Set permissions 6848 if (!setPermissions()) { 6849 // Failed setting permissions. 6850 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6851 } 6852 } catch (IOException e) { 6853 Slog.w(TAG, "Failed to create file " + codeFile); 6854 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6855 } 6856 } 6857 ParcelFileDescriptor out = null; 6858 try { 6859 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 6860 } catch (FileNotFoundException e) { 6861 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 6862 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6863 } 6864 // Copy the resource now 6865 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6866 try { 6867 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6868 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6869 ret = imcs.copyResource(packageURI, null, out); 6870 } finally { 6871 IoUtils.closeQuietly(out); 6872 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6873 } 6874 6875 if (isFwdLocked()) { 6876 final File destResourceFile = new File(getResourcePath()); 6877 6878 // Copy the public files 6879 try { 6880 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 6881 } catch (IOException e) { 6882 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 6883 + " forward-locked app."); 6884 destResourceFile.delete(); 6885 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6886 } 6887 } 6888 6889 final File nativeLibraryFile = new File(getNativeLibraryPath()); 6890 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 6891 if (nativeLibraryFile.exists()) { 6892 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 6893 nativeLibraryFile.delete(); 6894 } 6895 try { 6896 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 6897 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6898 return copyRet; 6899 } 6900 } catch (IOException e) { 6901 Slog.e(TAG, "Copying native libraries failed", e); 6902 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6903 } 6904 6905 return ret; 6906 } 6907 6908 int doPreInstall(int status) { 6909 if (status != PackageManager.INSTALL_SUCCEEDED) { 6910 cleanUp(); 6911 } 6912 return status; 6913 } 6914 6915 boolean doRename(int status, final String pkgName, String oldCodePath) { 6916 if (status != PackageManager.INSTALL_SUCCEEDED) { 6917 cleanUp(); 6918 return false; 6919 } else { 6920 final File oldCodeFile = new File(getCodePath()); 6921 final File oldResourceFile = new File(getResourcePath()); 6922 final File oldLibraryFile = new File(getNativeLibraryPath()); 6923 6924 // Rename APK file based on packageName 6925 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 6926 final File newCodeFile = new File(installDir, apkName + ".apk"); 6927 if (!oldCodeFile.renameTo(newCodeFile)) { 6928 return false; 6929 } 6930 codeFileName = newCodeFile.getPath(); 6931 6932 // Rename public resource file if it's forward-locked. 6933 final File newResFile = new File(getResourcePathFromCodePath()); 6934 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 6935 return false; 6936 } 6937 resourceFileName = newResFile.getPath(); 6938 6939 // Rename library path 6940 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 6941 if (newLibraryFile.exists()) { 6942 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 6943 newLibraryFile.delete(); 6944 } 6945 if (!oldLibraryFile.renameTo(newLibraryFile)) { 6946 Slog.e(TAG, "Cannot rename native library directory " 6947 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 6948 return false; 6949 } 6950 libraryPath = newLibraryFile.getPath(); 6951 6952 // Attempt to set permissions 6953 if (!setPermissions()) { 6954 return false; 6955 } 6956 6957 if (!SELinux.restorecon(newCodeFile)) { 6958 return false; 6959 } 6960 6961 return true; 6962 } 6963 } 6964 6965 int doPostInstall(int status, int uid) { 6966 if (status != PackageManager.INSTALL_SUCCEEDED) { 6967 cleanUp(); 6968 } 6969 return status; 6970 } 6971 6972 String getResourcePath() { 6973 return resourceFileName; 6974 } 6975 6976 private String getResourcePathFromCodePath() { 6977 final String codePath = getCodePath(); 6978 if (isFwdLocked()) { 6979 final StringBuilder sb = new StringBuilder(); 6980 6981 sb.append(mAppInstallDir.getPath()); 6982 sb.append('/'); 6983 sb.append(getApkName(codePath)); 6984 sb.append(".zip"); 6985 6986 /* 6987 * If our APK is a temporary file, mark the resource as a 6988 * temporary file as well so it can be cleaned up after 6989 * catastrophic failure. 6990 */ 6991 if (codePath.endsWith(".tmp")) { 6992 sb.append(".tmp"); 6993 } 6994 6995 return sb.toString(); 6996 } else { 6997 return codePath; 6998 } 6999 } 7000 7001 private String getLibraryPathFromCodePath() { 7002 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 7003 } 7004 7005 @Override 7006 String getNativeLibraryPath() { 7007 if (libraryPath == null) { 7008 libraryPath = getLibraryPathFromCodePath(); 7009 } 7010 return libraryPath; 7011 } 7012 7013 private boolean cleanUp() { 7014 boolean ret = true; 7015 String sourceDir = getCodePath(); 7016 String publicSourceDir = getResourcePath(); 7017 if (sourceDir != null) { 7018 File sourceFile = new File(sourceDir); 7019 if (!sourceFile.exists()) { 7020 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 7021 ret = false; 7022 } 7023 // Delete application's code and resources 7024 sourceFile.delete(); 7025 } 7026 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 7027 final File publicSourceFile = new File(publicSourceDir); 7028 if (!publicSourceFile.exists()) { 7029 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 7030 } 7031 if (publicSourceFile.exists()) { 7032 publicSourceFile.delete(); 7033 } 7034 } 7035 7036 if (libraryPath != null) { 7037 File nativeLibraryFile = new File(libraryPath); 7038 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 7039 if (!nativeLibraryFile.delete()) { 7040 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 7041 } 7042 } 7043 7044 return ret; 7045 } 7046 7047 void cleanUpResourcesLI() { 7048 String sourceDir = getCodePath(); 7049 if (cleanUp()) { 7050 int retCode = mInstaller.rmdex(sourceDir); 7051 if (retCode < 0) { 7052 Slog.w(TAG, "Couldn't remove dex file for package: " 7053 + " at location " 7054 + sourceDir + ", retcode=" + retCode); 7055 // we don't consider this to be a failure of the core package deletion 7056 } 7057 } 7058 } 7059 7060 private boolean setPermissions() { 7061 // TODO Do this in a more elegant way later on. for now just a hack 7062 if (!isFwdLocked()) { 7063 final int filePermissions = 7064 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 7065 |FileUtils.S_IROTH; 7066 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 7067 if (retCode != 0) { 7068 Slog.e(TAG, "Couldn't set new package file permissions for " + 7069 getCodePath() 7070 + ". The return code was: " + retCode); 7071 // TODO Define new internal error 7072 return false; 7073 } 7074 return true; 7075 } 7076 return true; 7077 } 7078 7079 boolean doPostDeleteLI(boolean delete) { 7080 // XXX err, shouldn't we respect the delete flag? 7081 cleanUpResourcesLI(); 7082 return true; 7083 } 7084 } 7085 7086 private boolean isAsecExternal(String cid) { 7087 final String asecPath = PackageHelper.getSdFilesystem(cid); 7088 return !asecPath.startsWith(mAsecInternalPath); 7089 } 7090 7091 /** 7092 * Extract the MountService "container ID" from the full code path of an 7093 * .apk. 7094 */ 7095 static String cidFromCodePath(String fullCodePath) { 7096 int eidx = fullCodePath.lastIndexOf("/"); 7097 String subStr1 = fullCodePath.substring(0, eidx); 7098 int sidx = subStr1.lastIndexOf("/"); 7099 return subStr1.substring(sidx+1, eidx); 7100 } 7101 7102 class AsecInstallArgs extends InstallArgs { 7103 static final String RES_FILE_NAME = "pkg.apk"; 7104 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 7105 7106 String cid; 7107 String packagePath; 7108 String resourcePath; 7109 String libraryPath; 7110 7111 AsecInstallArgs(InstallParams params) { 7112 super(params.getPackageUri(), params.observer, params.flags, 7113 params.installerPackageName, params.getManifestDigest(), 7114 params.getUser()); 7115 } 7116 7117 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 7118 boolean isExternal, boolean isForwardLocked) { 7119 super(null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7120 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7121 null, null, null); 7122 // Extract cid from fullCodePath 7123 int eidx = fullCodePath.lastIndexOf("/"); 7124 String subStr1 = fullCodePath.substring(0, eidx); 7125 int sidx = subStr1.lastIndexOf("/"); 7126 cid = subStr1.substring(sidx+1, eidx); 7127 setCachePath(subStr1); 7128 } 7129 7130 AsecInstallArgs(String cid, boolean isForwardLocked) { 7131 super(null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 7132 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7133 null, null, null); 7134 this.cid = cid; 7135 setCachePath(PackageHelper.getSdDir(cid)); 7136 } 7137 7138 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 7139 super(packageURI, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7140 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7141 null, null, null); 7142 this.cid = cid; 7143 } 7144 7145 void createCopyFile() { 7146 cid = getTempContainerId(); 7147 } 7148 7149 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 7150 try { 7151 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7152 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7153 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 7154 } finally { 7155 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7156 } 7157 } 7158 7159 private final boolean isExternal() { 7160 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7161 } 7162 7163 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 7164 if (temp) { 7165 createCopyFile(); 7166 } else { 7167 /* 7168 * Pre-emptively destroy the container since it's destroyed if 7169 * copying fails due to it existing anyway. 7170 */ 7171 PackageHelper.destroySdDir(cid); 7172 } 7173 7174 final String newCachePath; 7175 try { 7176 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7177 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7178 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 7179 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 7180 } finally { 7181 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7182 } 7183 7184 if (newCachePath != null) { 7185 setCachePath(newCachePath); 7186 return PackageManager.INSTALL_SUCCEEDED; 7187 } else { 7188 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7189 } 7190 } 7191 7192 @Override 7193 String getCodePath() { 7194 return packagePath; 7195 } 7196 7197 @Override 7198 String getResourcePath() { 7199 return resourcePath; 7200 } 7201 7202 @Override 7203 String getNativeLibraryPath() { 7204 return libraryPath; 7205 } 7206 7207 int doPreInstall(int status) { 7208 if (status != PackageManager.INSTALL_SUCCEEDED) { 7209 // Destroy container 7210 PackageHelper.destroySdDir(cid); 7211 } else { 7212 boolean mounted = PackageHelper.isContainerMounted(cid); 7213 if (!mounted) { 7214 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 7215 Process.SYSTEM_UID); 7216 if (newCachePath != null) { 7217 setCachePath(newCachePath); 7218 } else { 7219 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7220 } 7221 } 7222 } 7223 return status; 7224 } 7225 7226 boolean doRename(int status, final String pkgName, 7227 String oldCodePath) { 7228 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 7229 String newCachePath = null; 7230 if (PackageHelper.isContainerMounted(cid)) { 7231 // Unmount the container 7232 if (!PackageHelper.unMountSdDir(cid)) { 7233 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 7234 return false; 7235 } 7236 } 7237 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7238 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 7239 " which might be stale. Will try to clean up."); 7240 // Clean up the stale container and proceed to recreate. 7241 if (!PackageHelper.destroySdDir(newCacheId)) { 7242 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 7243 return false; 7244 } 7245 // Successfully cleaned up stale container. Try to rename again. 7246 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7247 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 7248 + " inspite of cleaning it up."); 7249 return false; 7250 } 7251 } 7252 if (!PackageHelper.isContainerMounted(newCacheId)) { 7253 Slog.w(TAG, "Mounting container " + newCacheId); 7254 newCachePath = PackageHelper.mountSdDir(newCacheId, 7255 getEncryptKey(), Process.SYSTEM_UID); 7256 } else { 7257 newCachePath = PackageHelper.getSdDir(newCacheId); 7258 } 7259 if (newCachePath == null) { 7260 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 7261 return false; 7262 } 7263 Log.i(TAG, "Succesfully renamed " + cid + 7264 " to " + newCacheId + 7265 " at new path: " + newCachePath); 7266 cid = newCacheId; 7267 setCachePath(newCachePath); 7268 return true; 7269 } 7270 7271 private void setCachePath(String newCachePath) { 7272 File cachePath = new File(newCachePath); 7273 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 7274 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 7275 7276 if (isFwdLocked()) { 7277 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 7278 } else { 7279 resourcePath = packagePath; 7280 } 7281 } 7282 7283 int doPostInstall(int status, int uid) { 7284 if (status != PackageManager.INSTALL_SUCCEEDED) { 7285 cleanUp(); 7286 } else { 7287 final int groupOwner; 7288 final String protectedFile; 7289 if (isFwdLocked()) { 7290 groupOwner = uid; 7291 protectedFile = RES_FILE_NAME; 7292 } else { 7293 groupOwner = -1; 7294 protectedFile = null; 7295 } 7296 7297 if (uid < Process.FIRST_APPLICATION_UID 7298 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 7299 Slog.e(TAG, "Failed to finalize " + cid); 7300 PackageHelper.destroySdDir(cid); 7301 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7302 } 7303 7304 boolean mounted = PackageHelper.isContainerMounted(cid); 7305 if (!mounted) { 7306 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 7307 } 7308 } 7309 return status; 7310 } 7311 7312 private void cleanUp() { 7313 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 7314 7315 // Destroy secure container 7316 PackageHelper.destroySdDir(cid); 7317 } 7318 7319 void cleanUpResourcesLI() { 7320 String sourceFile = getCodePath(); 7321 // Remove dex file 7322 int retCode = mInstaller.rmdex(sourceFile); 7323 if (retCode < 0) { 7324 Slog.w(TAG, "Couldn't remove dex file for package: " 7325 + " at location " 7326 + sourceFile.toString() + ", retcode=" + retCode); 7327 // we don't consider this to be a failure of the core package deletion 7328 } 7329 cleanUp(); 7330 } 7331 7332 boolean matchContainer(String app) { 7333 if (cid.startsWith(app)) { 7334 return true; 7335 } 7336 return false; 7337 } 7338 7339 String getPackageName() { 7340 return getAsecPackageName(cid); 7341 } 7342 7343 boolean doPostDeleteLI(boolean delete) { 7344 boolean ret = false; 7345 boolean mounted = PackageHelper.isContainerMounted(cid); 7346 if (mounted) { 7347 // Unmount first 7348 ret = PackageHelper.unMountSdDir(cid); 7349 } 7350 if (ret && delete) { 7351 cleanUpResourcesLI(); 7352 } 7353 return ret; 7354 } 7355 7356 @Override 7357 int doPreCopy() { 7358 if (isFwdLocked()) { 7359 if (!PackageHelper.fixSdPermissions(cid, 7360 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 7361 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7362 } 7363 } 7364 7365 return PackageManager.INSTALL_SUCCEEDED; 7366 } 7367 7368 @Override 7369 int doPostCopy(int uid) { 7370 if (isFwdLocked()) { 7371 if (uid < Process.FIRST_APPLICATION_UID 7372 || !PackageHelper.fixSdPermissions(cid, uid, RES_FILE_NAME)) { 7373 Slog.e(TAG, "Failed to finalize " + cid); 7374 PackageHelper.destroySdDir(cid); 7375 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7376 } 7377 } 7378 7379 return PackageManager.INSTALL_SUCCEEDED; 7380 } 7381 }; 7382 7383 static String getAsecPackageName(String packageCid) { 7384 int idx = packageCid.lastIndexOf("-"); 7385 if (idx == -1) { 7386 return packageCid; 7387 } 7388 return packageCid.substring(0, idx); 7389 } 7390 7391 // Utility method used to create code paths based on package name and available index. 7392 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 7393 String idxStr = ""; 7394 int idx = 1; 7395 // Fall back to default value of idx=1 if prefix is not 7396 // part of oldCodePath 7397 if (oldCodePath != null) { 7398 String subStr = oldCodePath; 7399 // Drop the suffix right away 7400 if (subStr.endsWith(suffix)) { 7401 subStr = subStr.substring(0, subStr.length() - suffix.length()); 7402 } 7403 // If oldCodePath already contains prefix find out the 7404 // ending index to either increment or decrement. 7405 int sidx = subStr.lastIndexOf(prefix); 7406 if (sidx != -1) { 7407 subStr = subStr.substring(sidx + prefix.length()); 7408 if (subStr != null) { 7409 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 7410 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 7411 } 7412 try { 7413 idx = Integer.parseInt(subStr); 7414 if (idx <= 1) { 7415 idx++; 7416 } else { 7417 idx--; 7418 } 7419 } catch(NumberFormatException e) { 7420 } 7421 } 7422 } 7423 } 7424 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 7425 return prefix + idxStr; 7426 } 7427 7428 // Utility method used to ignore ADD/REMOVE events 7429 // by directory observer. 7430 private static boolean ignoreCodePath(String fullPathStr) { 7431 String apkName = getApkName(fullPathStr); 7432 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 7433 if (idx != -1 && ((idx+1) < apkName.length())) { 7434 // Make sure the package ends with a numeral 7435 String version = apkName.substring(idx+1); 7436 try { 7437 Integer.parseInt(version); 7438 return true; 7439 } catch (NumberFormatException e) {} 7440 } 7441 return false; 7442 } 7443 7444 // Utility method that returns the relative package path with respect 7445 // to the installation directory. Like say for /data/data/com.test-1.apk 7446 // string com.test-1 is returned. 7447 static String getApkName(String codePath) { 7448 if (codePath == null) { 7449 return null; 7450 } 7451 int sidx = codePath.lastIndexOf("/"); 7452 int eidx = codePath.lastIndexOf("."); 7453 if (eidx == -1) { 7454 eidx = codePath.length(); 7455 } else if (eidx == 0) { 7456 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 7457 return null; 7458 } 7459 return codePath.substring(sidx+1, eidx); 7460 } 7461 7462 class PackageInstalledInfo { 7463 String name; 7464 int uid; 7465 // The set of users that originally had this package installed. 7466 int[] origUsers; 7467 // The set of users that now have this package installed. 7468 int[] newUsers; 7469 PackageParser.Package pkg; 7470 int returnCode; 7471 PackageRemovedInfo removedInfo; 7472 } 7473 7474 /* 7475 * Install a non-existing package. 7476 */ 7477 private void installNewPackageLI(PackageParser.Package pkg, 7478 int parseFlags, int scanMode, UserHandle user, 7479 String installerPackageName, PackageInstalledInfo res) { 7480 // Remember this for later, in case we need to rollback this install 7481 String pkgName = pkg.packageName; 7482 7483 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 7484 synchronized(mPackages) { 7485 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 7486 // A package with the same name is already installed, though 7487 // it has been renamed to an older name. The package we 7488 // are trying to install should be installed as an update to 7489 // the existing one, but that has not been requested, so bail. 7490 Slog.w(TAG, "Attempt to re-install " + pkgName 7491 + " without first uninstalling package running as " 7492 + mSettings.mRenamedPackages.get(pkgName)); 7493 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7494 return; 7495 } 7496 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 7497 // Don't allow installation over an existing package with the same name. 7498 Slog.w(TAG, "Attempt to re-install " + pkgName 7499 + " without first uninstalling."); 7500 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7501 return; 7502 } 7503 } 7504 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7505 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 7506 System.currentTimeMillis(), user); 7507 if (newPackage == null) { 7508 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7509 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7510 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7511 } 7512 } else { 7513 updateSettingsLI(newPackage, 7514 installerPackageName, 7515 res); 7516 // delete the partially installed application. the data directory will have to be 7517 // restored if it was already existing 7518 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7519 // remove package from internal structures. Note that we want deletePackageX to 7520 // delete the package data and cache directories that it created in 7521 // scanPackageLocked, unless those directories existed before we even tried to 7522 // install. 7523 deletePackageLI(pkgName, UserHandle.ALL, false, 7524 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 7525 res.removedInfo, true); 7526 } 7527 } 7528 } 7529 7530 private void replacePackageLI(PackageParser.Package pkg, 7531 int parseFlags, int scanMode, UserHandle user, 7532 String installerPackageName, PackageInstalledInfo res) { 7533 7534 PackageParser.Package oldPackage; 7535 String pkgName = pkg.packageName; 7536 // First find the old package info and check signatures 7537 synchronized(mPackages) { 7538 oldPackage = mPackages.get(pkgName); 7539 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 7540 != PackageManager.SIGNATURE_MATCH) { 7541 Slog.w(TAG, "New package has a different signature: " + pkgName); 7542 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 7543 return; 7544 } 7545 } 7546 boolean sysPkg = (isSystemApp(oldPackage)); 7547 if (sysPkg) { 7548 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7549 user, installerPackageName, res); 7550 } else { 7551 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7552 user, installerPackageName, res); 7553 } 7554 } 7555 7556 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 7557 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7558 String installerPackageName, PackageInstalledInfo res) { 7559 PackageParser.Package newPackage = null; 7560 String pkgName = deletedPackage.packageName; 7561 boolean deletedPkg = true; 7562 boolean updatedSettings = false; 7563 7564 long origUpdateTime; 7565 if (pkg.mExtras != null) { 7566 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 7567 } else { 7568 origUpdateTime = 0; 7569 } 7570 7571 // First delete the existing package while retaining the data directory 7572 if (!deletePackageLI(pkgName, null, true, PackageManager.DELETE_KEEP_DATA, 7573 res.removedInfo, true)) { 7574 // If the existing package wasn't successfully deleted 7575 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7576 deletedPkg = false; 7577 } else { 7578 // Successfully deleted the old package. Now proceed with re-installation 7579 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7580 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 7581 System.currentTimeMillis(), user); 7582 if (newPackage == null) { 7583 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7584 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7585 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7586 } 7587 } else { 7588 updateSettingsLI(newPackage, 7589 installerPackageName, 7590 res); 7591 updatedSettings = true; 7592 } 7593 } 7594 7595 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7596 // remove package from internal structures. Note that we want deletePackageX to 7597 // delete the package data and cache directories that it created in 7598 // scanPackageLocked, unless those directories existed before we even tried to 7599 // install. 7600 if(updatedSettings) { 7601 deletePackageLI( 7602 pkgName, null, true, 7603 PackageManager.DELETE_KEEP_DATA, 7604 res.removedInfo, true); 7605 } 7606 // Since we failed to install the new package we need to restore the old 7607 // package that we deleted. 7608 if(deletedPkg) { 7609 File restoreFile = new File(deletedPackage.mPath); 7610 // Parse old package 7611 boolean oldOnSd = isExternal(deletedPackage); 7612 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 7613 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 7614 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 7615 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 7616 | SCAN_UPDATE_TIME; 7617 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 7618 origUpdateTime, null) == null) { 7619 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 7620 return; 7621 } 7622 // Restore of old package succeeded. Update permissions. 7623 // writer 7624 synchronized (mPackages) { 7625 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 7626 UPDATE_PERMISSIONS_ALL); 7627 // can downgrade to reader 7628 mSettings.writeLPr(); 7629 } 7630 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 7631 } 7632 } 7633 } 7634 7635 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 7636 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7637 String installerPackageName, PackageInstalledInfo res) { 7638 PackageParser.Package newPackage = null; 7639 boolean updatedSettings = false; 7640 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 7641 PackageParser.PARSE_IS_SYSTEM; 7642 String packageName = deletedPackage.packageName; 7643 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7644 if (packageName == null) { 7645 Slog.w(TAG, "Attempt to delete null packageName."); 7646 return; 7647 } 7648 PackageParser.Package oldPkg; 7649 PackageSetting oldPkgSetting; 7650 // reader 7651 synchronized (mPackages) { 7652 oldPkg = mPackages.get(packageName); 7653 oldPkgSetting = mSettings.mPackages.get(packageName); 7654 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 7655 (oldPkgSetting == null)) { 7656 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 7657 return; 7658 } 7659 } 7660 7661 killApplication(packageName, oldPkg.applicationInfo.uid); 7662 7663 res.removedInfo.uid = oldPkg.applicationInfo.uid; 7664 res.removedInfo.removedPackage = packageName; 7665 // Remove existing system package 7666 removePackageLI(oldPkgSetting, true); 7667 // writer 7668 synchronized (mPackages) { 7669 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 7670 // We didn't need to disable the .apk as a current system package, 7671 // which means we are replacing another update that is already 7672 // installed. We need to make sure to delete the older one's .apk. 7673 res.removedInfo.args = createInstallArgs(0, 7674 deletedPackage.applicationInfo.sourceDir, 7675 deletedPackage.applicationInfo.publicSourceDir, 7676 deletedPackage.applicationInfo.nativeLibraryDir); 7677 } else { 7678 res.removedInfo.args = null; 7679 } 7680 } 7681 7682 // Successfully disabled the old package. Now proceed with re-installation 7683 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7684 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7685 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 7686 if (newPackage == null) { 7687 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7688 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7689 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7690 } 7691 } else { 7692 if (newPackage.mExtras != null) { 7693 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 7694 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 7695 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 7696 } 7697 updateSettingsLI(newPackage, installerPackageName, res); 7698 updatedSettings = true; 7699 } 7700 7701 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7702 // Re installation failed. Restore old information 7703 // Remove new pkg information 7704 if (newPackage != null) { 7705 removeInstalledPackageLI(newPackage, true); 7706 } 7707 // Add back the old system package 7708 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 7709 // Restore the old system information in Settings 7710 synchronized(mPackages) { 7711 if (updatedSettings) { 7712 mSettings.enableSystemPackageLPw(packageName); 7713 mSettings.setInstallerPackageName(packageName, 7714 oldPkgSetting.installerPackageName); 7715 } 7716 mSettings.writeLPr(); 7717 } 7718 } 7719 } 7720 7721 // Utility method used to move dex files during install. 7722 private int moveDexFilesLI(PackageParser.Package newPackage) { 7723 int retCode; 7724 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 7725 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 7726 if (retCode != 0) { 7727 if (mNoDexOpt) { 7728 /* 7729 * If we're in an engineering build, programs are lazily run 7730 * through dexopt. If the .dex file doesn't exist yet, it 7731 * will be created when the program is run next. 7732 */ 7733 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 7734 } else { 7735 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 7736 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7737 } 7738 } 7739 } 7740 return PackageManager.INSTALL_SUCCEEDED; 7741 } 7742 7743 private void updateSettingsLI(PackageParser.Package newPackage, 7744 String installerPackageName, PackageInstalledInfo res) { 7745 String pkgName = newPackage.packageName; 7746 synchronized (mPackages) { 7747 //write settings. the installStatus will be incomplete at this stage. 7748 //note that the new package setting would have already been 7749 //added to mPackages. It hasn't been persisted yet. 7750 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 7751 mSettings.writeLPr(); 7752 } 7753 7754 if ((res.returnCode = moveDexFilesLI(newPackage)) 7755 != PackageManager.INSTALL_SUCCEEDED) { 7756 // Discontinue if moving dex files failed. 7757 return; 7758 } 7759 7760 Log.d(TAG, "New package installed in " + newPackage.mPath); 7761 7762 synchronized (mPackages) { 7763 updatePermissionsLPw(newPackage.packageName, newPackage, 7764 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 7765 ? UPDATE_PERMISSIONS_ALL : 0)); 7766 res.name = pkgName; 7767 res.uid = newPackage.applicationInfo.uid; 7768 res.pkg = newPackage; 7769 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 7770 mSettings.setInstallerPackageName(pkgName, installerPackageName); 7771 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7772 //to update install status 7773 mSettings.writeLPr(); 7774 } 7775 } 7776 7777 private void installPackageLI(InstallArgs args, 7778 boolean newInstall, PackageInstalledInfo res) { 7779 int pFlags = args.flags; 7780 String installerPackageName = args.installerPackageName; 7781 File tmpPackageFile = new File(args.getCodePath()); 7782 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 7783 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 7784 boolean replace = false; 7785 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 7786 | (newInstall ? SCAN_NEW_INSTALL : 0); 7787 // Result object to be returned 7788 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7789 7790 // Retrieve PackageSettings and parse package 7791 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 7792 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 7793 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 7794 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 7795 pp.setSeparateProcesses(mSeparateProcesses); 7796 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 7797 null, mMetrics, parseFlags); 7798 if (pkg == null) { 7799 res.returnCode = pp.getParseError(); 7800 return; 7801 } 7802 String pkgName = res.name = pkg.packageName; 7803 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 7804 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 7805 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 7806 return; 7807 } 7808 } 7809 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 7810 res.returnCode = pp.getParseError(); 7811 return; 7812 } 7813 7814 /* If the installer passed in a manifest digest, compare it now. */ 7815 if (args.manifestDigest != null) { 7816 if (DEBUG_INSTALL) { 7817 final String parsedManifest = pkg.manifestDigest == null ? "null" 7818 : pkg.manifestDigest.toString(); 7819 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 7820 + parsedManifest); 7821 } 7822 7823 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 7824 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 7825 return; 7826 } 7827 } else if (DEBUG_INSTALL) { 7828 final String parsedManifest = pkg.manifestDigest == null 7829 ? "null" : pkg.manifestDigest.toString(); 7830 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 7831 } 7832 7833 // Get rid of all references to package scan path via parser. 7834 pp = null; 7835 String oldCodePath = null; 7836 boolean systemApp = false; 7837 synchronized (mPackages) { 7838 // Check if installing already existing package 7839 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7840 String oldName = mSettings.mRenamedPackages.get(pkgName); 7841 if (pkg.mOriginalPackages != null 7842 && pkg.mOriginalPackages.contains(oldName) 7843 && mPackages.containsKey(oldName)) { 7844 // This package is derived from an original package, 7845 // and this device has been updating from that original 7846 // name. We must continue using the original name, so 7847 // rename the new package here. 7848 pkg.setPackageName(oldName); 7849 pkgName = pkg.packageName; 7850 replace = true; 7851 } else if (mPackages.containsKey(pkgName)) { 7852 // This package, under its official name, already exists 7853 // on the device; we should replace it. 7854 replace = true; 7855 } 7856 } 7857 PackageSetting ps = mSettings.mPackages.get(pkgName); 7858 if (ps != null) { 7859 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 7860 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7861 systemApp = (ps.pkg.applicationInfo.flags & 7862 ApplicationInfo.FLAG_SYSTEM) != 0; 7863 } 7864 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7865 } 7866 } 7867 7868 if (systemApp && onSd) { 7869 // Disable updates to system apps on sdcard 7870 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 7871 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7872 return; 7873 } 7874 7875 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 7876 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7877 return; 7878 } 7879 // Set application objects path explicitly after the rename 7880 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 7881 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 7882 if (replace) { 7883 replacePackageLI(pkg, parseFlags, scanMode, args.user, 7884 installerPackageName, res); 7885 } else { 7886 installNewPackageLI(pkg, parseFlags, scanMode, args.user, 7887 installerPackageName, res); 7888 } 7889 synchronized (mPackages) { 7890 final PackageSetting ps = mSettings.mPackages.get(pkgName); 7891 if (ps != null) { 7892 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7893 } 7894 } 7895 } 7896 7897 private static boolean isForwardLocked(PackageParser.Package pkg) { 7898 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7899 } 7900 7901 7902 private boolean isForwardLocked(PackageSetting ps) { 7903 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7904 } 7905 7906 private static boolean isExternal(PackageParser.Package pkg) { 7907 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7908 } 7909 7910 private static boolean isExternal(PackageSetting ps) { 7911 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7912 } 7913 7914 private static boolean isSystemApp(PackageParser.Package pkg) { 7915 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7916 } 7917 7918 private static boolean isSystemApp(ApplicationInfo info) { 7919 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7920 } 7921 7922 private static boolean isSystemApp(PackageSetting ps) { 7923 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 7924 } 7925 7926 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 7927 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 7928 } 7929 7930 private int packageFlagsToInstallFlags(PackageSetting ps) { 7931 int installFlags = 0; 7932 if (isExternal(ps)) { 7933 installFlags |= PackageManager.INSTALL_EXTERNAL; 7934 } 7935 if (isForwardLocked(ps)) { 7936 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 7937 } 7938 return installFlags; 7939 } 7940 7941 private void deleteTempPackageFiles() { 7942 FilenameFilter filter = new FilenameFilter() { 7943 public boolean accept(File dir, String name) { 7944 return name.startsWith("vmdl") && name.endsWith(".tmp"); 7945 } 7946 }; 7947 String tmpFilesList[] = mAppInstallDir.list(filter); 7948 if(tmpFilesList == null) { 7949 return; 7950 } 7951 for(int i = 0; i < tmpFilesList.length; i++) { 7952 File tmpFile = new File(mAppInstallDir, tmpFilesList[i]); 7953 tmpFile.delete(); 7954 } 7955 } 7956 7957 private File createTempPackageFile(File installDir) { 7958 File tmpPackageFile; 7959 try { 7960 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 7961 } catch (IOException e) { 7962 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 7963 return null; 7964 } 7965 try { 7966 FileUtils.setPermissions( 7967 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 7968 -1, -1); 7969 if (!SELinux.restorecon(tmpPackageFile)) { 7970 return null; 7971 } 7972 } catch (IOException e) { 7973 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 7974 return null; 7975 } 7976 return tmpPackageFile; 7977 } 7978 7979 public void deletePackage(final String packageName, 7980 final IPackageDeleteObserver observer, 7981 final int flags) { 7982 mContext.enforceCallingOrSelfPermission( 7983 android.Manifest.permission.DELETE_PACKAGES, null); 7984 // Queue up an async operation since the package deletion may take a little while. 7985 final int uid = Binder.getCallingUid(); 7986 mHandler.post(new Runnable() { 7987 public void run() { 7988 mHandler.removeCallbacks(this); 7989 final int returnCode = deletePackageX(packageName, uid, flags); 7990 if (observer != null) { 7991 try { 7992 observer.packageDeleted(packageName, returnCode); 7993 } catch (RemoteException e) { 7994 Log.i(TAG, "Observer no longer exists."); 7995 } //end catch 7996 } //end if 7997 } //end run 7998 }); 7999 } 8000 8001 /** 8002 * This method is an internal method that could be get invoked either 8003 * to delete an installed package or to clean up a failed installation. 8004 * After deleting an installed package, a broadcast is sent to notify any 8005 * listeners that the package has been installed. For cleaning up a failed 8006 * installation, the broadcast is not necessary since the package's 8007 * installation wouldn't have sent the initial broadcast either 8008 * The key steps in deleting a package are 8009 * deleting the package information in internal structures like mPackages, 8010 * deleting the packages base directories through installd 8011 * updating mSettings to reflect current status 8012 * persisting settings for later use 8013 * sending a broadcast if necessary 8014 */ 8015 private int deletePackageX(String packageName, int uid, int flags) { 8016 final PackageRemovedInfo info = new PackageRemovedInfo(); 8017 final boolean res; 8018 8019 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 8020 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 8021 try { 8022 if (dpm != null && dpm.packageHasActiveAdmins(packageName)) { 8023 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 8024 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 8025 } 8026 } catch (RemoteException e) { 8027 } 8028 8029 synchronized (mInstallLock) { 8030 res = deletePackageLI(packageName, 8031 (flags & PackageManager.DELETE_ALL_USERS) != 0 8032 ? UserHandle.ALL : new UserHandle(UserHandle.getUserId(uid)), 8033 true, flags | REMOVE_CHATTY, info, true); 8034 } 8035 8036 if (res) { 8037 boolean systemUpdate = info.isRemovedPackageSystemUpdate; 8038 info.sendBroadcast(true, systemUpdate); 8039 8040 // If the removed package was a system update, the old system packaged 8041 // was re-enabled; we need to broadcast this information 8042 if (systemUpdate) { 8043 Bundle extras = new Bundle(1); 8044 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 8045 ? info.removedAppId : info.uid); 8046 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8047 8048 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 8049 extras, null, null, null); 8050 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 8051 extras, null, null, null); 8052 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 8053 null, packageName, null, null); 8054 } 8055 } 8056 // Force a gc here. 8057 Runtime.getRuntime().gc(); 8058 // Delete the resources here after sending the broadcast to let 8059 // other processes clean up before deleting resources. 8060 if (info.args != null) { 8061 synchronized (mInstallLock) { 8062 info.args.doPostDeleteLI(true); 8063 } 8064 } 8065 8066 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 8067 } 8068 8069 static class PackageRemovedInfo { 8070 String removedPackage; 8071 int uid = -1; 8072 int removedAppId = -1; 8073 int[] removedUsers = null; 8074 boolean isRemovedPackageSystemUpdate = false; 8075 // Clean up resources deleted packages. 8076 InstallArgs args = null; 8077 8078 void sendBroadcast(boolean fullRemove, boolean replacing) { 8079 Bundle extras = new Bundle(1); 8080 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 8081 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 8082 if (replacing) { 8083 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8084 } 8085 if (removedPackage != null) { 8086 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 8087 extras, null, null, removedUsers); 8088 if (fullRemove && !replacing) { 8089 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 8090 extras, null, null, removedUsers); 8091 } 8092 } 8093 if (removedAppId >= 0) { 8094 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 8095 removedUsers); 8096 } 8097 } 8098 } 8099 8100 /* 8101 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 8102 * flag is not set, the data directory is removed as well. 8103 * make sure this flag is set for partially installed apps. If not its meaningless to 8104 * delete a partially installed application. 8105 */ 8106 private void removePackageDataLI(PackageSetting ps, PackageRemovedInfo outInfo, 8107 int flags, boolean writeSettings) { 8108 String packageName = ps.name; 8109 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 8110 // Retrieve object to delete permissions for shared user later on 8111 final PackageSetting deletedPs; 8112 // reader 8113 synchronized (mPackages) { 8114 deletedPs = mSettings.mPackages.get(packageName); 8115 if (outInfo != null) { 8116 outInfo.removedPackage = packageName; 8117 outInfo.removedUsers = deletedPs != null 8118 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 8119 : null; 8120 } 8121 } 8122 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8123 removeDataDirsLI(packageName); 8124 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 8125 } 8126 // writer 8127 synchronized (mPackages) { 8128 if (deletedPs != null) { 8129 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8130 if (outInfo != null) { 8131 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 8132 } 8133 if (deletedPs != null) { 8134 updatePermissionsLPw(deletedPs.name, null, 0); 8135 if (deletedPs.sharedUser != null) { 8136 // remove permissions associated with package 8137 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 8138 } 8139 } 8140 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 8141 } 8142 } 8143 // can downgrade to reader 8144 if (writeSettings) { 8145 // Save settings now 8146 mSettings.writeLPr(); 8147 } 8148 } 8149 } 8150 8151 /* 8152 * Tries to delete system package. 8153 */ 8154 private boolean deleteSystemPackageLI(PackageSetting newPs, 8155 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 8156 PackageSetting disabledPs = null; 8157 // Confirm if the system package has been updated 8158 // An updated system app can be deleted. This will also have to restore 8159 // the system pkg from system partition 8160 // reader 8161 synchronized (mPackages) { 8162 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 8163 } 8164 if (disabledPs == null) { 8165 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 8166 return false; 8167 } else { 8168 Log.i(TAG, "Deleting system pkg from data partition"); 8169 } 8170 // Delete the updated package 8171 outInfo.isRemovedPackageSystemUpdate = true; 8172 if (disabledPs.versionCode < newPs.versionCode) { 8173 // Delete data for downgrades 8174 flags &= ~PackageManager.DELETE_KEEP_DATA; 8175 } else { 8176 // Preserve data by setting flag 8177 flags |= PackageManager.DELETE_KEEP_DATA; 8178 } 8179 boolean ret = deleteInstalledPackageLI(newPs, true, flags, outInfo, 8180 writeSettings); 8181 if (!ret) { 8182 return false; 8183 } 8184 // writer 8185 synchronized (mPackages) { 8186 // Reinstate the old system package 8187 mSettings.enableSystemPackageLPw(newPs.name); 8188 // Remove any native libraries from the upgraded package. 8189 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 8190 } 8191 // Install the system package 8192 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 8193 PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM, 8194 SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 8195 8196 if (newPkg == null) { 8197 Slog.w(TAG, "Failed to restore system package:" + newPs.name 8198 + " with error:" + mLastScanError); 8199 return false; 8200 } 8201 // writer 8202 synchronized (mPackages) { 8203 updatePermissionsLPw(newPkg.packageName, newPkg, 8204 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 8205 // can downgrade to reader here 8206 if (writeSettings) { 8207 mSettings.writeLPr(); 8208 } 8209 } 8210 return true; 8211 } 8212 8213 private boolean deleteInstalledPackageLI(PackageSetting ps, 8214 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8215 boolean writeSettings) { 8216 if (outInfo != null) { 8217 outInfo.uid = ps.appId; 8218 } 8219 8220 // Delete package data from internal structures and also remove data if flag is set 8221 removePackageDataLI(ps, outInfo, flags, writeSettings); 8222 8223 // Delete application code and resources 8224 if (deleteCodeAndResources) { 8225 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 8226 ps.resourcePathString, ps.nativeLibraryPathString); 8227 } 8228 return true; 8229 } 8230 8231 /* 8232 * This method handles package deletion in general 8233 */ 8234 private boolean deletePackageLI(String packageName, UserHandle user, 8235 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8236 boolean writeSettings) { 8237 if (packageName == null) { 8238 Slog.w(TAG, "Attempt to delete null packageName."); 8239 return false; 8240 } 8241 PackageSetting ps; 8242 boolean dataOnly = false; 8243 int removeUser = -1; 8244 int appId = -1; 8245 synchronized (mPackages) { 8246 ps = mSettings.mPackages.get(packageName); 8247 if (ps == null) { 8248 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 8249 return false; 8250 } 8251 if (!isSystemApp(ps) && user != null 8252 && user.getIdentifier() != UserHandle.USER_ALL) { 8253 // The caller is asking that the package only be deleted for a single 8254 // user. To do this, we just mark its uninstalled state and delete 8255 // its data. 8256 ps.setUserState(user.getIdentifier(), 8257 COMPONENT_ENABLED_STATE_DEFAULT, 8258 false, //installed 8259 true, //stopped 8260 true, //notLaunched 8261 null, null); 8262 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 8263 // Other user still have this package installed, so all 8264 // we need to do is clear this user's data and save that 8265 // it is uninstalled. 8266 removeUser = user.getIdentifier(); 8267 appId = ps.appId; 8268 mSettings.writePackageRestrictionsLPr(removeUser); 8269 } else { 8270 // We need to set it back to 'installed' so the uninstall 8271 // broadcasts will be sent correctly. 8272 ps.setInstalled(true, user.getIdentifier()); 8273 } 8274 } 8275 } 8276 8277 if (removeUser >= 0) { 8278 // From above, we determined that we are deleting this only 8279 // for a single user. Continue the work here. 8280 if (outInfo != null) { 8281 outInfo.removedPackage = packageName; 8282 outInfo.removedAppId = appId; 8283 outInfo.removedUsers = new int[] {removeUser}; 8284 } 8285 mInstaller.clearUserData(packageName, removeUser); 8286 schedulePackageCleaning(packageName, removeUser, false); 8287 return true; 8288 } 8289 8290 if (dataOnly) { 8291 // Delete application data first 8292 removePackageDataLI(ps, outInfo, flags, writeSettings); 8293 return true; 8294 } 8295 boolean ret = false; 8296 if (isSystemApp(ps)) { 8297 Log.i(TAG, "Removing system package:" + ps.name); 8298 // When an updated system application is deleted we delete the existing resources as well and 8299 // fall back to existing code in system partition 8300 ret = deleteSystemPackageLI(ps, flags, outInfo, writeSettings); 8301 } else { 8302 Log.i(TAG, "Removing non-system package:" + ps.name); 8303 // Kill application pre-emptively especially for apps on sd. 8304 killApplication(packageName, ps.appId); 8305 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, outInfo, 8306 writeSettings); 8307 } 8308 return ret; 8309 } 8310 8311 private final class ClearStorageConnection implements ServiceConnection { 8312 IMediaContainerService mContainerService; 8313 8314 @Override 8315 public void onServiceConnected(ComponentName name, IBinder service) { 8316 synchronized (this) { 8317 mContainerService = IMediaContainerService.Stub.asInterface(service); 8318 notifyAll(); 8319 } 8320 } 8321 8322 @Override 8323 public void onServiceDisconnected(ComponentName name) { 8324 } 8325 } 8326 8327 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 8328 final boolean mounted; 8329 if (Environment.isExternalStorageEmulated()) { 8330 mounted = true; 8331 } else { 8332 final String status = Environment.getExternalStorageState(); 8333 8334 mounted = status.equals(Environment.MEDIA_MOUNTED) 8335 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 8336 } 8337 8338 if (!mounted) { 8339 return; 8340 } 8341 8342 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 8343 int[] users; 8344 if (userId == UserHandle.USER_ALL) { 8345 users = sUserManager.getUserIds(); 8346 } else { 8347 users = new int[] { userId }; 8348 } 8349 for (int curUser : users) { 8350 ClearStorageConnection conn = new ClearStorageConnection(); 8351 if (mContext.bindService(containerIntent, conn, Context.BIND_AUTO_CREATE, curUser)) { 8352 try { 8353 long timeout = SystemClock.uptimeMillis() + 5000; 8354 synchronized (conn) { 8355 long now = SystemClock.uptimeMillis(); 8356 while (conn.mContainerService == null && now < timeout) { 8357 try { 8358 conn.wait(timeout - now); 8359 } catch (InterruptedException e) { 8360 } 8361 } 8362 } 8363 if (conn.mContainerService == null) { 8364 return; 8365 } 8366 8367 final UserEnvironment userEnv = new UserEnvironment(curUser); 8368 final File externalCacheDir = userEnv 8369 .getExternalStorageAppCacheDirectory(packageName); 8370 try { 8371 conn.mContainerService.clearDirectory(externalCacheDir.toString()); 8372 } catch (RemoteException e) { 8373 } 8374 if (allData) { 8375 final File externalDataDir = userEnv 8376 .getExternalStorageAppDataDirectory(packageName); 8377 try { 8378 conn.mContainerService.clearDirectory(externalDataDir.toString()); 8379 } catch (RemoteException e) { 8380 } 8381 final File externalMediaDir = userEnv 8382 .getExternalStorageAppMediaDirectory(packageName); 8383 try { 8384 conn.mContainerService.clearDirectory(externalMediaDir.toString()); 8385 } catch (RemoteException e) { 8386 } 8387 } 8388 } finally { 8389 mContext.unbindService(conn); 8390 } 8391 } 8392 } 8393 } 8394 8395 @Override 8396 public void clearApplicationUserData(final String packageName, 8397 final IPackageDataObserver observer, final int userId) { 8398 mContext.enforceCallingOrSelfPermission( 8399 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 8400 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 8401 // Queue up an async operation since the package deletion may take a little while. 8402 mHandler.post(new Runnable() { 8403 public void run() { 8404 mHandler.removeCallbacks(this); 8405 final boolean succeeded; 8406 synchronized (mInstallLock) { 8407 succeeded = clearApplicationUserDataLI(packageName, userId); 8408 } 8409 clearExternalStorageDataSync(packageName, userId, true); 8410 if (succeeded) { 8411 // invoke DeviceStorageMonitor's update method to clear any notifications 8412 DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) 8413 ServiceManager.getService(DeviceStorageMonitorService.SERVICE); 8414 if (dsm != null) { 8415 dsm.updateMemory(); 8416 } 8417 } 8418 if(observer != null) { 8419 try { 8420 observer.onRemoveCompleted(packageName, succeeded); 8421 } catch (RemoteException e) { 8422 Log.i(TAG, "Observer no longer exists."); 8423 } 8424 } //end if observer 8425 } //end run 8426 }); 8427 } 8428 8429 private boolean clearApplicationUserDataLI(String packageName, int userId) { 8430 if (packageName == null) { 8431 Slog.w(TAG, "Attempt to delete null packageName."); 8432 return false; 8433 } 8434 PackageParser.Package p; 8435 boolean dataOnly = false; 8436 synchronized (mPackages) { 8437 p = mPackages.get(packageName); 8438 if(p == null) { 8439 dataOnly = true; 8440 PackageSetting ps = mSettings.mPackages.get(packageName); 8441 if((ps == null) || (ps.pkg == null)) { 8442 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8443 return false; 8444 } 8445 p = ps.pkg; 8446 } 8447 } 8448 8449 if (!dataOnly) { 8450 //need to check this only for fully installed applications 8451 if (p == null) { 8452 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8453 return false; 8454 } 8455 final ApplicationInfo applicationInfo = p.applicationInfo; 8456 if (applicationInfo == null) { 8457 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8458 return false; 8459 } 8460 } 8461 int retCode = mInstaller.clearUserData(packageName, userId); 8462 if (retCode < 0) { 8463 Slog.w(TAG, "Couldn't remove cache files for package: " 8464 + packageName); 8465 return false; 8466 } 8467 return true; 8468 } 8469 8470 public void deleteApplicationCacheFiles(final String packageName, 8471 final IPackageDataObserver observer) { 8472 mContext.enforceCallingOrSelfPermission( 8473 android.Manifest.permission.DELETE_CACHE_FILES, null); 8474 // Queue up an async operation since the package deletion may take a little while. 8475 final int userId = UserHandle.getCallingUserId(); 8476 mHandler.post(new Runnable() { 8477 public void run() { 8478 mHandler.removeCallbacks(this); 8479 final boolean succeded; 8480 synchronized (mInstallLock) { 8481 succeded = deleteApplicationCacheFilesLI(packageName, userId); 8482 } 8483 clearExternalStorageDataSync(packageName, userId, false); 8484 if(observer != null) { 8485 try { 8486 observer.onRemoveCompleted(packageName, succeded); 8487 } catch (RemoteException e) { 8488 Log.i(TAG, "Observer no longer exists."); 8489 } 8490 } //end if observer 8491 } //end run 8492 }); 8493 } 8494 8495 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 8496 if (packageName == null) { 8497 Slog.w(TAG, "Attempt to delete null packageName."); 8498 return false; 8499 } 8500 PackageParser.Package p; 8501 synchronized (mPackages) { 8502 p = mPackages.get(packageName); 8503 } 8504 if (p == null) { 8505 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8506 return false; 8507 } 8508 final ApplicationInfo applicationInfo = p.applicationInfo; 8509 if (applicationInfo == null) { 8510 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8511 return false; 8512 } 8513 // TODO: Pass userId to deleteCacheFiles 8514 int retCode = mInstaller.deleteCacheFiles(packageName); 8515 if (retCode < 0) { 8516 Slog.w(TAG, "Couldn't remove cache files for package: " 8517 + packageName); 8518 return false; 8519 } 8520 return true; 8521 } 8522 8523 public void getPackageSizeInfo(final String packageName, int userHandle, 8524 final IPackageStatsObserver observer) { 8525 mContext.enforceCallingOrSelfPermission( 8526 android.Manifest.permission.GET_PACKAGE_SIZE, null); 8527 8528 PackageStats stats = new PackageStats(packageName, userHandle); 8529 8530 /* 8531 * Queue up an async operation since the package measurement may take a 8532 * little while. 8533 */ 8534 Message msg = mHandler.obtainMessage(INIT_COPY); 8535 msg.obj = new MeasureParams(stats, observer); 8536 mHandler.sendMessage(msg); 8537 } 8538 8539 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 8540 PackageStats pStats) { 8541 if (packageName == null) { 8542 Slog.w(TAG, "Attempt to get size of null packageName."); 8543 return false; 8544 } 8545 PackageParser.Package p; 8546 boolean dataOnly = false; 8547 String asecPath = null; 8548 synchronized (mPackages) { 8549 p = mPackages.get(packageName); 8550 if(p == null) { 8551 dataOnly = true; 8552 PackageSetting ps = mSettings.mPackages.get(packageName); 8553 if((ps == null) || (ps.pkg == null)) { 8554 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8555 return false; 8556 } 8557 p = ps.pkg; 8558 } 8559 if (p != null && (isExternal(p) || isForwardLocked(p))) { 8560 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 8561 if (secureContainerId != null) { 8562 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 8563 } 8564 } 8565 } 8566 String publicSrcDir = null; 8567 if(!dataOnly) { 8568 final ApplicationInfo applicationInfo = p.applicationInfo; 8569 if (applicationInfo == null) { 8570 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8571 return false; 8572 } 8573 if (isForwardLocked(p)) { 8574 publicSrcDir = applicationInfo.publicSourceDir; 8575 } 8576 } 8577 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, publicSrcDir, 8578 asecPath, pStats); 8579 if (res < 0) { 8580 return false; 8581 } 8582 8583 // Fix-up for forward-locked applications in ASEC containers. 8584 if (!isExternal(p)) { 8585 pStats.codeSize += pStats.externalCodeSize; 8586 pStats.externalCodeSize = 0L; 8587 } 8588 8589 return true; 8590 } 8591 8592 8593 public void addPackageToPreferred(String packageName) { 8594 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 8595 } 8596 8597 public void removePackageFromPreferred(String packageName) { 8598 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 8599 } 8600 8601 public List<PackageInfo> getPreferredPackages(int flags) { 8602 return new ArrayList<PackageInfo>(); 8603 } 8604 8605 private int getUidTargetSdkVersionLockedLPr(int uid) { 8606 Object obj = mSettings.getUserIdLPr(uid); 8607 if (obj instanceof SharedUserSetting) { 8608 final SharedUserSetting sus = (SharedUserSetting) obj; 8609 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 8610 final Iterator<PackageSetting> it = sus.packages.iterator(); 8611 while (it.hasNext()) { 8612 final PackageSetting ps = it.next(); 8613 if (ps.pkg != null) { 8614 int v = ps.pkg.applicationInfo.targetSdkVersion; 8615 if (v < vers) vers = v; 8616 } 8617 } 8618 return vers; 8619 } else if (obj instanceof PackageSetting) { 8620 final PackageSetting ps = (PackageSetting) obj; 8621 if (ps.pkg != null) { 8622 return ps.pkg.applicationInfo.targetSdkVersion; 8623 } 8624 } 8625 return Build.VERSION_CODES.CUR_DEVELOPMENT; 8626 } 8627 8628 public void addPreferredActivity(IntentFilter filter, int match, 8629 ComponentName[] set, ComponentName activity, int userId) { 8630 // writer 8631 int callingUid = Binder.getCallingUid(); 8632 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 8633 synchronized (mPackages) { 8634 if (mContext.checkCallingOrSelfPermission( 8635 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8636 != PackageManager.PERMISSION_GRANTED) { 8637 if (getUidTargetSdkVersionLockedLPr(callingUid) 8638 < Build.VERSION_CODES.FROYO) { 8639 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 8640 + callingUid); 8641 return; 8642 } 8643 mContext.enforceCallingOrSelfPermission( 8644 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8645 } 8646 8647 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 8648 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8649 mSettings.mPreferredActivities.addFilter( 8650 new PreferredActivity(filter, match, set, activity, userId)); 8651 scheduleWriteSettingsLocked(); 8652 } 8653 } 8654 8655 public void replacePreferredActivity(IntentFilter filter, int match, 8656 ComponentName[] set, ComponentName activity) { 8657 if (filter.countActions() != 1) { 8658 throw new IllegalArgumentException( 8659 "replacePreferredActivity expects filter to have only 1 action."); 8660 } 8661 if (filter.countCategories() != 1) { 8662 throw new IllegalArgumentException( 8663 "replacePreferredActivity expects filter to have only 1 category."); 8664 } 8665 if (filter.countDataAuthorities() != 0 8666 || filter.countDataPaths() != 0 8667 || filter.countDataSchemes() != 0 8668 || filter.countDataTypes() != 0) { 8669 throw new IllegalArgumentException( 8670 "replacePreferredActivity expects filter to have no data authorities, " + 8671 "paths, schemes or types."); 8672 } 8673 synchronized (mPackages) { 8674 if (mContext.checkCallingOrSelfPermission( 8675 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8676 != PackageManager.PERMISSION_GRANTED) { 8677 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8678 < Build.VERSION_CODES.FROYO) { 8679 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 8680 + Binder.getCallingUid()); 8681 return; 8682 } 8683 mContext.enforceCallingOrSelfPermission( 8684 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8685 } 8686 8687 final int callingUserId = UserHandle.getCallingUserId(); 8688 ArrayList<PreferredActivity> removed = null; 8689 Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8690 String action = filter.getAction(0); 8691 String category = filter.getCategory(0); 8692 while (it.hasNext()) { 8693 PreferredActivity pa = it.next(); 8694 if (pa.mUserId != callingUserId) continue; 8695 if (pa.getAction(0).equals(action) && pa.getCategory(0).equals(category)) { 8696 if (removed == null) { 8697 removed = new ArrayList<PreferredActivity>(); 8698 } 8699 removed.add(pa); 8700 Log.i(TAG, "Removing preferred activity " + pa.mPref.mComponent + ":"); 8701 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8702 } 8703 } 8704 if (removed != null) { 8705 for (int i=0; i<removed.size(); i++) { 8706 PreferredActivity pa = removed.get(i); 8707 mSettings.mPreferredActivities.removeFilter(pa); 8708 } 8709 } 8710 addPreferredActivity(filter, match, set, activity, callingUserId); 8711 } 8712 } 8713 8714 public void clearPackagePreferredActivities(String packageName) { 8715 final int uid = Binder.getCallingUid(); 8716 // writer 8717 synchronized (mPackages) { 8718 PackageParser.Package pkg = mPackages.get(packageName); 8719 if (pkg == null || pkg.applicationInfo.uid != uid) { 8720 if (mContext.checkCallingOrSelfPermission( 8721 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8722 != PackageManager.PERMISSION_GRANTED) { 8723 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8724 < Build.VERSION_CODES.FROYO) { 8725 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 8726 + Binder.getCallingUid()); 8727 return; 8728 } 8729 mContext.enforceCallingOrSelfPermission( 8730 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8731 } 8732 } 8733 8734 if (clearPackagePreferredActivitiesLPw(packageName, UserHandle.getCallingUserId())) { 8735 scheduleWriteSettingsLocked(); 8736 } 8737 } 8738 } 8739 8740 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 8741 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 8742 ArrayList<PreferredActivity> removed = null; 8743 Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8744 while (it.hasNext()) { 8745 PreferredActivity pa = it.next(); 8746 if (userId != UserHandle.USER_ALL && pa.mUserId != userId) { 8747 continue; 8748 } 8749 if (pa.mPref.mComponent.getPackageName().equals(packageName)) { 8750 if (removed == null) { 8751 removed = new ArrayList<PreferredActivity>(); 8752 } 8753 removed.add(pa); 8754 } 8755 } 8756 if (removed != null) { 8757 for (int i=0; i<removed.size(); i++) { 8758 PreferredActivity pa = removed.get(i); 8759 mSettings.mPreferredActivities.removeFilter(pa); 8760 } 8761 return true; 8762 } 8763 return false; 8764 } 8765 8766 public int getPreferredActivities(List<IntentFilter> outFilters, 8767 List<ComponentName> outActivities, String packageName) { 8768 8769 int num = 0; 8770 final int userId = UserHandle.getCallingUserId(); 8771 // reader 8772 synchronized (mPackages) { 8773 final Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8774 while (it.hasNext()) { 8775 final PreferredActivity pa = it.next(); 8776 if (pa.mUserId != userId) { 8777 continue; 8778 } 8779 if (packageName == null 8780 || pa.mPref.mComponent.getPackageName().equals(packageName)) { 8781 if (outFilters != null) { 8782 outFilters.add(new IntentFilter(pa)); 8783 } 8784 if (outActivities != null) { 8785 outActivities.add(pa.mPref.mComponent); 8786 } 8787 } 8788 } 8789 } 8790 8791 return num; 8792 } 8793 8794 @Override 8795 public void setApplicationEnabledSetting(String appPackageName, 8796 int newState, int flags, int userId) { 8797 if (!sUserManager.exists(userId)) return; 8798 setEnabledSetting(appPackageName, null, newState, flags, userId); 8799 } 8800 8801 @Override 8802 public void setComponentEnabledSetting(ComponentName componentName, 8803 int newState, int flags, int userId) { 8804 if (!sUserManager.exists(userId)) return; 8805 setEnabledSetting(componentName.getPackageName(), 8806 componentName.getClassName(), newState, flags, userId); 8807 } 8808 8809 private void setEnabledSetting( 8810 final String packageName, String className, int newState, final int flags, int userId) { 8811 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 8812 || newState == COMPONENT_ENABLED_STATE_ENABLED 8813 || newState == COMPONENT_ENABLED_STATE_DISABLED 8814 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER)) { 8815 throw new IllegalArgumentException("Invalid new component state: " 8816 + newState); 8817 } 8818 PackageSetting pkgSetting; 8819 final int uid = Binder.getCallingUid(); 8820 final int permission = mContext.checkCallingPermission( 8821 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8822 enforceCrossUserPermission(uid, userId, false, "set enabled"); 8823 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8824 boolean sendNow = false; 8825 boolean isApp = (className == null); 8826 String componentName = isApp ? packageName : className; 8827 int packageUid = -1; 8828 ArrayList<String> components; 8829 8830 // writer 8831 synchronized (mPackages) { 8832 pkgSetting = mSettings.mPackages.get(packageName); 8833 if (pkgSetting == null) { 8834 if (className == null) { 8835 throw new IllegalArgumentException( 8836 "Unknown package: " + packageName); 8837 } 8838 throw new IllegalArgumentException( 8839 "Unknown component: " + packageName 8840 + "/" + className); 8841 } 8842 // Allow root and verify that userId is not being specified by a different user 8843 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 8844 throw new SecurityException( 8845 "Permission Denial: attempt to change component state from pid=" 8846 + Binder.getCallingPid() 8847 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 8848 } 8849 if (className == null) { 8850 // We're dealing with an application/package level state change 8851 if (pkgSetting.getEnabled(userId) == newState) { 8852 // Nothing to do 8853 return; 8854 } 8855 pkgSetting.setEnabled(newState, userId); 8856 // pkgSetting.pkg.mSetEnabled = newState; 8857 } else { 8858 // We're dealing with a component level state change 8859 // First, verify that this is a valid class name. 8860 PackageParser.Package pkg = pkgSetting.pkg; 8861 if (pkg == null || !pkg.hasComponentClassName(className)) { 8862 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 8863 throw new IllegalArgumentException("Component class " + className 8864 + " does not exist in " + packageName); 8865 } else { 8866 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 8867 + className + " does not exist in " + packageName); 8868 } 8869 } 8870 switch (newState) { 8871 case COMPONENT_ENABLED_STATE_ENABLED: 8872 if (!pkgSetting.enableComponentLPw(className, userId)) { 8873 return; 8874 } 8875 break; 8876 case COMPONENT_ENABLED_STATE_DISABLED: 8877 if (!pkgSetting.disableComponentLPw(className, userId)) { 8878 return; 8879 } 8880 break; 8881 case COMPONENT_ENABLED_STATE_DEFAULT: 8882 if (!pkgSetting.restoreComponentLPw(className, userId)) { 8883 return; 8884 } 8885 break; 8886 default: 8887 Slog.e(TAG, "Invalid new component state: " + newState); 8888 return; 8889 } 8890 } 8891 mSettings.writePackageRestrictionsLPr(userId); 8892 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 8893 components = mPendingBroadcasts.get(packageName); 8894 final boolean newPackage = components == null; 8895 if (newPackage) { 8896 components = new ArrayList<String>(); 8897 } 8898 if (!components.contains(componentName)) { 8899 components.add(componentName); 8900 } 8901 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 8902 sendNow = true; 8903 // Purge entry from pending broadcast list if another one exists already 8904 // since we are sending one right away. 8905 mPendingBroadcasts.remove(packageName); 8906 } else { 8907 if (newPackage) { 8908 mPendingBroadcasts.put(packageName, components); 8909 } 8910 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 8911 // Schedule a message 8912 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 8913 } 8914 } 8915 } 8916 8917 long callingId = Binder.clearCallingIdentity(); 8918 try { 8919 if (sendNow) { 8920 sendPackageChangedBroadcast(packageName, 8921 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 8922 } 8923 } finally { 8924 Binder.restoreCallingIdentity(callingId); 8925 } 8926 } 8927 8928 private void sendPackageChangedBroadcast(String packageName, 8929 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 8930 if (DEBUG_INSTALL) 8931 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 8932 + componentNames); 8933 Bundle extras = new Bundle(4); 8934 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 8935 String nameList[] = new String[componentNames.size()]; 8936 componentNames.toArray(nameList); 8937 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 8938 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 8939 extras.putInt(Intent.EXTRA_UID, packageUid); 8940 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 8941 new int[] {UserHandle.getUserId(packageUid)}); 8942 } 8943 8944 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 8945 if (!sUserManager.exists(userId)) return; 8946 final int uid = Binder.getCallingUid(); 8947 final int permission = mContext.checkCallingOrSelfPermission( 8948 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8949 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8950 enforceCrossUserPermission(uid, userId, true, "stop package"); 8951 // writer 8952 synchronized (mPackages) { 8953 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 8954 uid, userId)) { 8955 scheduleWritePackageRestrictionsLocked(userId); 8956 } 8957 } 8958 } 8959 8960 public String getInstallerPackageName(String packageName) { 8961 // reader 8962 synchronized (mPackages) { 8963 return mSettings.getInstallerPackageNameLPr(packageName); 8964 } 8965 } 8966 8967 @Override 8968 public int getApplicationEnabledSetting(String packageName, int userId) { 8969 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 8970 int uid = Binder.getCallingUid(); 8971 enforceCrossUserPermission(uid, userId, false, "get enabled"); 8972 // reader 8973 synchronized (mPackages) { 8974 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 8975 } 8976 } 8977 8978 @Override 8979 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 8980 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 8981 int uid = Binder.getCallingUid(); 8982 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 8983 // reader 8984 synchronized (mPackages) { 8985 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 8986 } 8987 } 8988 8989 public void enterSafeMode() { 8990 enforceSystemOrRoot("Only the system can request entering safe mode"); 8991 8992 if (!mSystemReady) { 8993 mSafeMode = true; 8994 } 8995 } 8996 8997 public void systemReady() { 8998 mSystemReady = true; 8999 9000 // Read the compatibilty setting when the system is ready. 9001 boolean compatibilityModeEnabled = android.provider.Settings.System.getInt( 9002 mContext.getContentResolver(), 9003 android.provider.Settings.System.COMPATIBILITY_MODE, 1) == 1; 9004 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 9005 if (DEBUG_SETTINGS) { 9006 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 9007 } 9008 } 9009 9010 public boolean isSafeMode() { 9011 return mSafeMode; 9012 } 9013 9014 public boolean hasSystemUidErrors() { 9015 return mHasSystemUidErrors; 9016 } 9017 9018 static String arrayToString(int[] array) { 9019 StringBuffer buf = new StringBuffer(128); 9020 buf.append('['); 9021 if (array != null) { 9022 for (int i=0; i<array.length; i++) { 9023 if (i > 0) buf.append(", "); 9024 buf.append(array[i]); 9025 } 9026 } 9027 buf.append(']'); 9028 return buf.toString(); 9029 } 9030 9031 static class DumpState { 9032 public static final int DUMP_LIBS = 1 << 0; 9033 9034 public static final int DUMP_FEATURES = 1 << 1; 9035 9036 public static final int DUMP_RESOLVERS = 1 << 2; 9037 9038 public static final int DUMP_PERMISSIONS = 1 << 3; 9039 9040 public static final int DUMP_PACKAGES = 1 << 4; 9041 9042 public static final int DUMP_SHARED_USERS = 1 << 5; 9043 9044 public static final int DUMP_MESSAGES = 1 << 6; 9045 9046 public static final int DUMP_PROVIDERS = 1 << 7; 9047 9048 public static final int DUMP_VERIFIERS = 1 << 8; 9049 9050 public static final int DUMP_PREFERRED = 1 << 9; 9051 9052 public static final int DUMP_PREFERRED_XML = 1 << 10; 9053 9054 public static final int OPTION_SHOW_FILTERS = 1 << 0; 9055 9056 private int mTypes; 9057 9058 private int mOptions; 9059 9060 private boolean mTitlePrinted; 9061 9062 private SharedUserSetting mSharedUser; 9063 9064 public boolean isDumping(int type) { 9065 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 9066 return true; 9067 } 9068 9069 return (mTypes & type) != 0; 9070 } 9071 9072 public void setDump(int type) { 9073 mTypes |= type; 9074 } 9075 9076 public boolean isOptionEnabled(int option) { 9077 return (mOptions & option) != 0; 9078 } 9079 9080 public void setOptionEnabled(int option) { 9081 mOptions |= option; 9082 } 9083 9084 public boolean onTitlePrinted() { 9085 final boolean printed = mTitlePrinted; 9086 mTitlePrinted = true; 9087 return printed; 9088 } 9089 9090 public boolean getTitlePrinted() { 9091 return mTitlePrinted; 9092 } 9093 9094 public void setTitlePrinted(boolean enabled) { 9095 mTitlePrinted = enabled; 9096 } 9097 9098 public SharedUserSetting getSharedUser() { 9099 return mSharedUser; 9100 } 9101 9102 public void setSharedUser(SharedUserSetting user) { 9103 mSharedUser = user; 9104 } 9105 } 9106 9107 @Override 9108 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 9109 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 9110 != PackageManager.PERMISSION_GRANTED) { 9111 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 9112 + Binder.getCallingPid() 9113 + ", uid=" + Binder.getCallingUid() 9114 + " without permission " 9115 + android.Manifest.permission.DUMP); 9116 return; 9117 } 9118 9119 DumpState dumpState = new DumpState(); 9120 9121 String packageName = null; 9122 9123 int opti = 0; 9124 while (opti < args.length) { 9125 String opt = args[opti]; 9126 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 9127 break; 9128 } 9129 opti++; 9130 if ("-a".equals(opt)) { 9131 // Right now we only know how to print all. 9132 } else if ("-h".equals(opt)) { 9133 pw.println("Package manager dump options:"); 9134 pw.println(" [-h] [-f] [cmd] ..."); 9135 pw.println(" -f: print details of intent filters"); 9136 pw.println(" -h: print this help"); 9137 pw.println(" cmd may be one of:"); 9138 pw.println(" l[ibraries]: list known shared libraries"); 9139 pw.println(" f[ibraries]: list device features"); 9140 pw.println(" r[esolvers]: dump intent resolvers"); 9141 pw.println(" perm[issions]: dump permissions"); 9142 pw.println(" pref[erred]: print preferred package settings"); 9143 pw.println(" preferred-xml: print preferred package settings as xml"); 9144 pw.println(" prov[iders]: dump content providers"); 9145 pw.println(" p[ackages]: dump installed packages"); 9146 pw.println(" s[hared-users]: dump shared user IDs"); 9147 pw.println(" m[essages]: print collected runtime messages"); 9148 pw.println(" v[erifiers]: print package verifier info"); 9149 pw.println(" <package.name>: info about given package"); 9150 return; 9151 } else if ("-f".equals(opt)) { 9152 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 9153 } else { 9154 pw.println("Unknown argument: " + opt + "; use -h for help"); 9155 } 9156 } 9157 9158 // Is the caller requesting to dump a particular piece of data? 9159 if (opti < args.length) { 9160 String cmd = args[opti]; 9161 opti++; 9162 // Is this a package name? 9163 if ("android".equals(cmd) || cmd.contains(".")) { 9164 packageName = cmd; 9165 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 9166 dumpState.setDump(DumpState.DUMP_LIBS); 9167 } else if ("f".equals(cmd) || "features".equals(cmd)) { 9168 dumpState.setDump(DumpState.DUMP_FEATURES); 9169 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 9170 dumpState.setDump(DumpState.DUMP_RESOLVERS); 9171 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 9172 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 9173 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 9174 dumpState.setDump(DumpState.DUMP_PREFERRED); 9175 } else if ("preferred-xml".equals(cmd)) { 9176 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 9177 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 9178 dumpState.setDump(DumpState.DUMP_PACKAGES); 9179 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 9180 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 9181 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 9182 dumpState.setDump(DumpState.DUMP_PROVIDERS); 9183 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 9184 dumpState.setDump(DumpState.DUMP_MESSAGES); 9185 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 9186 dumpState.setDump(DumpState.DUMP_VERIFIERS); 9187 } 9188 } 9189 9190 // reader 9191 synchronized (mPackages) { 9192 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 9193 if (dumpState.onTitlePrinted()) 9194 pw.println(" "); 9195 pw.println("Verifiers:"); 9196 pw.print(" Required: "); 9197 pw.print(mRequiredVerifierPackage); 9198 pw.print(" (uid="); 9199 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 9200 pw.println(")"); 9201 } 9202 9203 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 9204 if (dumpState.onTitlePrinted()) 9205 pw.println(" "); 9206 pw.println("Libraries:"); 9207 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 9208 while (it.hasNext()) { 9209 String name = it.next(); 9210 pw.print(" "); 9211 pw.print(name); 9212 pw.print(" -> "); 9213 pw.println(mSharedLibraries.get(name)); 9214 } 9215 } 9216 9217 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 9218 if (dumpState.onTitlePrinted()) 9219 pw.println(" "); 9220 pw.println("Features:"); 9221 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 9222 while (it.hasNext()) { 9223 String name = it.next(); 9224 pw.print(" "); 9225 pw.println(name); 9226 } 9227 } 9228 9229 if (dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 9230 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 9231 : "Activity Resolver Table:", " ", packageName, 9232 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9233 dumpState.setTitlePrinted(true); 9234 } 9235 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 9236 : "Receiver Resolver Table:", " ", packageName, 9237 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9238 dumpState.setTitlePrinted(true); 9239 } 9240 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 9241 : "Service Resolver Table:", " ", packageName, 9242 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9243 dumpState.setTitlePrinted(true); 9244 } 9245 } 9246 9247 if (dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 9248 if (mSettings.mPreferredActivities.dump(pw, 9249 dumpState.getTitlePrinted() ? "\nPreferred Activities:" 9250 : "Preferred Activities:", " ", 9251 packageName, dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9252 dumpState.setTitlePrinted(true); 9253 } 9254 } 9255 9256 if (dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 9257 pw.flush(); 9258 FileOutputStream fout = new FileOutputStream(fd); 9259 BufferedOutputStream str = new BufferedOutputStream(fout); 9260 XmlSerializer serializer = new FastXmlSerializer(); 9261 try { 9262 serializer.setOutput(str, "utf-8"); 9263 serializer.startDocument(null, true); 9264 serializer.setFeature( 9265 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 9266 mSettings.writePreferredActivitiesLPr(serializer); 9267 serializer.endDocument(); 9268 serializer.flush(); 9269 } catch (IllegalArgumentException e) { 9270 pw.println("Failed writing: " + e); 9271 } catch (IllegalStateException e) { 9272 pw.println("Failed writing: " + e); 9273 } catch (IOException e) { 9274 pw.println("Failed writing: " + e); 9275 } 9276 } 9277 9278 if (dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 9279 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 9280 } 9281 9282 if (dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 9283 boolean printedSomething = false; 9284 for (PackageParser.Provider p : mProvidersByComponent.values()) { 9285 if (packageName != null && !packageName.equals(p.info.packageName)) { 9286 continue; 9287 } 9288 if (!printedSomething) { 9289 if (dumpState.onTitlePrinted()) 9290 pw.println(" "); 9291 pw.println("Registered ContentProviders:"); 9292 printedSomething = true; 9293 } 9294 pw.print(" "); pw.print(p.getComponentShortName()); pw.println(":"); 9295 pw.print(" "); pw.println(p.toString()); 9296 } 9297 printedSomething = false; 9298 for (Map.Entry<String, PackageParser.Provider> entry : mProviders.entrySet()) { 9299 PackageParser.Provider p = entry.getValue(); 9300 if (packageName != null && !packageName.equals(p.info.packageName)) { 9301 continue; 9302 } 9303 if (!printedSomething) { 9304 if (dumpState.onTitlePrinted()) 9305 pw.println(" "); 9306 pw.println("ContentProvider Authorities:"); 9307 printedSomething = true; 9308 } 9309 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 9310 pw.print(" "); pw.println(p.toString()); 9311 if (p.info != null && p.info.applicationInfo != null) { 9312 final String appInfo = p.info.applicationInfo.toString(); 9313 pw.print(" applicationInfo="); pw.println(appInfo); 9314 } 9315 } 9316 } 9317 9318 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 9319 mSettings.dumpPackagesLPr(pw, packageName, dumpState); 9320 } 9321 9322 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 9323 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 9324 } 9325 9326 if (dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 9327 if (dumpState.onTitlePrinted()) 9328 pw.println(" "); 9329 mSettings.dumpReadMessagesLPr(pw, dumpState); 9330 9331 pw.println(" "); 9332 pw.println("Package warning messages:"); 9333 final File fname = getSettingsProblemFile(); 9334 FileInputStream in = null; 9335 try { 9336 in = new FileInputStream(fname); 9337 final int avail = in.available(); 9338 final byte[] data = new byte[avail]; 9339 in.read(data); 9340 pw.print(new String(data)); 9341 } catch (FileNotFoundException e) { 9342 } catch (IOException e) { 9343 } finally { 9344 if (in != null) { 9345 try { 9346 in.close(); 9347 } catch (IOException e) { 9348 } 9349 } 9350 } 9351 } 9352 } 9353 } 9354 9355 // ------- apps on sdcard specific code ------- 9356 static final boolean DEBUG_SD_INSTALL = false; 9357 9358 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 9359 9360 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 9361 9362 private boolean mMediaMounted = false; 9363 9364 private String getEncryptKey() { 9365 try { 9366 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 9367 SD_ENCRYPTION_KEYSTORE_NAME); 9368 if (sdEncKey == null) { 9369 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 9370 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 9371 if (sdEncKey == null) { 9372 Slog.e(TAG, "Failed to create encryption keys"); 9373 return null; 9374 } 9375 } 9376 return sdEncKey; 9377 } catch (NoSuchAlgorithmException nsae) { 9378 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 9379 return null; 9380 } catch (IOException ioe) { 9381 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 9382 return null; 9383 } 9384 9385 } 9386 9387 /* package */static String getTempContainerId() { 9388 int tmpIdx = 1; 9389 String list[] = PackageHelper.getSecureContainerList(); 9390 if (list != null) { 9391 for (final String name : list) { 9392 // Ignore null and non-temporary container entries 9393 if (name == null || !name.startsWith(mTempContainerPrefix)) { 9394 continue; 9395 } 9396 9397 String subStr = name.substring(mTempContainerPrefix.length()); 9398 try { 9399 int cid = Integer.parseInt(subStr); 9400 if (cid >= tmpIdx) { 9401 tmpIdx = cid + 1; 9402 } 9403 } catch (NumberFormatException e) { 9404 } 9405 } 9406 } 9407 return mTempContainerPrefix + tmpIdx; 9408 } 9409 9410 /* 9411 * Update media status on PackageManager. 9412 */ 9413 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 9414 int callingUid = Binder.getCallingUid(); 9415 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 9416 throw new SecurityException("Media status can only be updated by the system"); 9417 } 9418 // reader; this apparently protects mMediaMounted, but should probably 9419 // be a different lock in that case. 9420 synchronized (mPackages) { 9421 Log.i(TAG, "Updating external media status from " 9422 + (mMediaMounted ? "mounted" : "unmounted") + " to " 9423 + (mediaStatus ? "mounted" : "unmounted")); 9424 if (DEBUG_SD_INSTALL) 9425 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 9426 + ", mMediaMounted=" + mMediaMounted); 9427 if (mediaStatus == mMediaMounted) { 9428 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 9429 : 0, -1); 9430 mHandler.sendMessage(msg); 9431 return; 9432 } 9433 mMediaMounted = mediaStatus; 9434 } 9435 // Queue up an async operation since the package installation may take a 9436 // little while. 9437 mHandler.post(new Runnable() { 9438 public void run() { 9439 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 9440 } 9441 }); 9442 } 9443 9444 /** 9445 * Called by MountService when the initial ASECs to scan are available. 9446 * Should block until all the ASEC containers are finished being scanned. 9447 */ 9448 public void scanAvailableAsecs() { 9449 updateExternalMediaStatusInner(true, false, false); 9450 } 9451 9452 /* 9453 * Collect information of applications on external media, map them against 9454 * existing containers and update information based on current mount status. 9455 * Please note that we always have to report status if reportStatus has been 9456 * set to true especially when unloading packages. 9457 */ 9458 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 9459 boolean externalStorage) { 9460 // Collection of uids 9461 int uidArr[] = null; 9462 // Collection of stale containers 9463 HashSet<String> removeCids = new HashSet<String>(); 9464 // Collection of packages on external media with valid containers. 9465 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 9466 // Get list of secure containers. 9467 final String list[] = PackageHelper.getSecureContainerList(); 9468 if (list == null || list.length == 0) { 9469 Log.i(TAG, "No secure containers on sdcard"); 9470 } else { 9471 // Process list of secure containers and categorize them 9472 // as active or stale based on their package internal state. 9473 int uidList[] = new int[list.length]; 9474 int num = 0; 9475 // reader 9476 synchronized (mPackages) { 9477 for (String cid : list) { 9478 if (DEBUG_SD_INSTALL) 9479 Log.i(TAG, "Processing container " + cid); 9480 String pkgName = getAsecPackageName(cid); 9481 if (pkgName == null) { 9482 if (DEBUG_SD_INSTALL) 9483 Log.i(TAG, "Container : " + cid + " stale"); 9484 removeCids.add(cid); 9485 continue; 9486 } 9487 if (DEBUG_SD_INSTALL) 9488 Log.i(TAG, "Looking for pkg : " + pkgName); 9489 9490 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9491 if (ps == null) { 9492 Log.i(TAG, "Deleting container with no matching settings " + cid); 9493 removeCids.add(cid); 9494 continue; 9495 } 9496 9497 /* 9498 * Skip packages that are not external if we're unmounting 9499 * external storage. 9500 */ 9501 if (externalStorage && !isMounted && !isExternal(ps)) { 9502 continue; 9503 } 9504 9505 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 9506 // The package status is changed only if the code path 9507 // matches between settings and the container id. 9508 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 9509 if (DEBUG_SD_INSTALL) { 9510 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 9511 + " at code path: " + ps.codePathString); 9512 } 9513 9514 // We do have a valid package installed on sdcard 9515 processCids.put(args, ps.codePathString); 9516 final int uid = ps.appId; 9517 if (uid != -1) { 9518 uidList[num++] = uid; 9519 } 9520 } else { 9521 Log.i(TAG, "Deleting stale container for " + cid); 9522 removeCids.add(cid); 9523 } 9524 } 9525 } 9526 9527 if (num > 0) { 9528 // Sort uid list 9529 Arrays.sort(uidList, 0, num); 9530 // Throw away duplicates 9531 uidArr = new int[num]; 9532 uidArr[0] = uidList[0]; 9533 int di = 0; 9534 for (int i = 1; i < num; i++) { 9535 if (uidList[i - 1] != uidList[i]) { 9536 uidArr[di++] = uidList[i]; 9537 } 9538 } 9539 } 9540 } 9541 // Process packages with valid entries. 9542 if (isMounted) { 9543 if (DEBUG_SD_INSTALL) 9544 Log.i(TAG, "Loading packages"); 9545 loadMediaPackages(processCids, uidArr, removeCids); 9546 startCleaningPackages(-1); 9547 } else { 9548 if (DEBUG_SD_INSTALL) 9549 Log.i(TAG, "Unloading packages"); 9550 unloadMediaPackages(processCids, uidArr, reportStatus); 9551 } 9552 } 9553 9554 private void sendResourcesChangedBroadcast(boolean mediaStatus, ArrayList<String> pkgList, 9555 int uidArr[], IIntentReceiver finishedReceiver) { 9556 int size = pkgList.size(); 9557 if (size > 0) { 9558 // Send broadcasts here 9559 Bundle extras = new Bundle(); 9560 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 9561 .toArray(new String[size])); 9562 if (uidArr != null) { 9563 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 9564 } 9565 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 9566 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 9567 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 9568 } 9569 } 9570 9571 /* 9572 * Look at potentially valid container ids from processCids If package 9573 * information doesn't match the one on record or package scanning fails, 9574 * the cid is added to list of removeCids. We currently don't delete stale 9575 * containers. 9576 */ 9577 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9578 HashSet<String> removeCids) { 9579 ArrayList<String> pkgList = new ArrayList<String>(); 9580 Set<AsecInstallArgs> keys = processCids.keySet(); 9581 boolean doGc = false; 9582 for (AsecInstallArgs args : keys) { 9583 String codePath = processCids.get(args); 9584 if (DEBUG_SD_INSTALL) 9585 Log.i(TAG, "Loading container : " + args.cid); 9586 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9587 try { 9588 // Make sure there are no container errors first. 9589 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 9590 Slog.e(TAG, "Failed to mount cid : " + args.cid 9591 + " when installing from sdcard"); 9592 continue; 9593 } 9594 // Check code path here. 9595 if (codePath == null || !codePath.equals(args.getCodePath())) { 9596 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 9597 + " does not match one in settings " + codePath); 9598 continue; 9599 } 9600 // Parse package 9601 int parseFlags = mDefParseFlags; 9602 if (args.isExternal()) { 9603 parseFlags |= PackageParser.PARSE_ON_SDCARD; 9604 } 9605 if (args.isFwdLocked()) { 9606 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 9607 } 9608 9609 doGc = true; 9610 synchronized (mInstallLock) { 9611 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 9612 0, 0, null); 9613 // Scan the package 9614 if (pkg != null) { 9615 /* 9616 * TODO why is the lock being held? doPostInstall is 9617 * called in other places without the lock. This needs 9618 * to be straightened out. 9619 */ 9620 // writer 9621 synchronized (mPackages) { 9622 retCode = PackageManager.INSTALL_SUCCEEDED; 9623 pkgList.add(pkg.packageName); 9624 // Post process args 9625 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 9626 pkg.applicationInfo.uid); 9627 } 9628 } else { 9629 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 9630 } 9631 } 9632 9633 } finally { 9634 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 9635 // Don't destroy container here. Wait till gc clears things 9636 // up. 9637 removeCids.add(args.cid); 9638 } 9639 } 9640 } 9641 // writer 9642 synchronized (mPackages) { 9643 // If the platform SDK has changed since the last time we booted, 9644 // we need to re-grant app permission to catch any new ones that 9645 // appear. This is really a hack, and means that apps can in some 9646 // cases get permissions that the user didn't initially explicitly 9647 // allow... it would be nice to have some better way to handle 9648 // this situation. 9649 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 9650 if (regrantPermissions) 9651 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 9652 + mSdkVersion + "; regranting permissions for external storage"); 9653 mSettings.mExternalSdkPlatform = mSdkVersion; 9654 9655 // Make sure group IDs have been assigned, and any permission 9656 // changes in other apps are accounted for 9657 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 9658 | (regrantPermissions 9659 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 9660 : 0)); 9661 // can downgrade to reader 9662 // Persist settings 9663 mSettings.writeLPr(); 9664 } 9665 // Send a broadcast to let everyone know we are done processing 9666 if (pkgList.size() > 0) { 9667 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9668 } 9669 // Force gc to avoid any stale parser references that we might have. 9670 if (doGc) { 9671 Runtime.getRuntime().gc(); 9672 } 9673 // List stale containers and destroy stale temporary containers. 9674 if (removeCids != null) { 9675 for (String cid : removeCids) { 9676 if (cid.startsWith(mTempContainerPrefix)) { 9677 Log.i(TAG, "Destroying stale temporary container " + cid); 9678 PackageHelper.destroySdDir(cid); 9679 } else { 9680 Log.w(TAG, "Container " + cid + " is stale"); 9681 } 9682 } 9683 } 9684 } 9685 9686 /* 9687 * Utility method to unload a list of specified containers 9688 */ 9689 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 9690 // Just unmount all valid containers. 9691 for (AsecInstallArgs arg : cidArgs) { 9692 synchronized (mInstallLock) { 9693 arg.doPostDeleteLI(false); 9694 } 9695 } 9696 } 9697 9698 /* 9699 * Unload packages mounted on external media. This involves deleting package 9700 * data from internal structures, sending broadcasts about diabled packages, 9701 * gc'ing to free up references, unmounting all secure containers 9702 * corresponding to packages on external media, and posting a 9703 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 9704 * that we always have to post this message if status has been requested no 9705 * matter what. 9706 */ 9707 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9708 final boolean reportStatus) { 9709 if (DEBUG_SD_INSTALL) 9710 Log.i(TAG, "unloading media packages"); 9711 ArrayList<String> pkgList = new ArrayList<String>(); 9712 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 9713 final Set<AsecInstallArgs> keys = processCids.keySet(); 9714 for (AsecInstallArgs args : keys) { 9715 String pkgName = args.getPackageName(); 9716 if (DEBUG_SD_INSTALL) 9717 Log.i(TAG, "Trying to unload pkg : " + pkgName); 9718 // Delete package internally 9719 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 9720 synchronized (mInstallLock) { 9721 boolean res = deletePackageLI(pkgName, null, false, 9722 PackageManager.DELETE_KEEP_DATA, outInfo, false); 9723 if (res) { 9724 pkgList.add(pkgName); 9725 } else { 9726 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 9727 failedList.add(args); 9728 } 9729 } 9730 } 9731 9732 // reader 9733 synchronized (mPackages) { 9734 // We didn't update the settings after removing each package; 9735 // write them now for all packages. 9736 mSettings.writeLPr(); 9737 } 9738 9739 // We have to absolutely send UPDATED_MEDIA_STATUS only 9740 // after confirming that all the receivers processed the ordered 9741 // broadcast when packages get disabled, force a gc to clean things up. 9742 // and unload all the containers. 9743 if (pkgList.size() > 0) { 9744 sendResourcesChangedBroadcast(false, pkgList, uidArr, new IIntentReceiver.Stub() { 9745 public void performReceive(Intent intent, int resultCode, String data, 9746 Bundle extras, boolean ordered, boolean sticky, 9747 int sendingUser) throws RemoteException { 9748 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 9749 reportStatus ? 1 : 0, 1, keys); 9750 mHandler.sendMessage(msg); 9751 } 9752 }); 9753 } else { 9754 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 9755 keys); 9756 mHandler.sendMessage(msg); 9757 } 9758 } 9759 9760 /** Binder call */ 9761 @Override 9762 public void movePackage(final String packageName, final IPackageMoveObserver observer, 9763 final int flags) { 9764 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 9765 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 9766 int returnCode = PackageManager.MOVE_SUCCEEDED; 9767 int currFlags = 0; 9768 int newFlags = 0; 9769 // reader 9770 synchronized (mPackages) { 9771 PackageParser.Package pkg = mPackages.get(packageName); 9772 if (pkg == null) { 9773 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9774 } else { 9775 // Disable moving fwd locked apps and system packages 9776 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 9777 Slog.w(TAG, "Cannot move system application"); 9778 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 9779 } else if (pkg.mOperationPending) { 9780 Slog.w(TAG, "Attempt to move package which has pending operations"); 9781 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 9782 } else { 9783 // Find install location first 9784 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 9785 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 9786 Slog.w(TAG, "Ambigous flags specified for move location."); 9787 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9788 } else { 9789 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 9790 : PackageManager.INSTALL_INTERNAL; 9791 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 9792 : PackageManager.INSTALL_INTERNAL; 9793 9794 if (newFlags == currFlags) { 9795 Slog.w(TAG, "No move required. Trying to move to same location"); 9796 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9797 } else { 9798 if (isForwardLocked(pkg)) { 9799 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9800 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9801 } 9802 } 9803 } 9804 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9805 pkg.mOperationPending = true; 9806 } 9807 } 9808 } 9809 9810 /* 9811 * TODO this next block probably shouldn't be inside the lock. We 9812 * can't guarantee these won't change after this is fired off 9813 * anyway. 9814 */ 9815 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9816 processPendingMove(new MoveParams(null, observer, 0, packageName, 9817 null, -1, user), 9818 returnCode); 9819 } else { 9820 Message msg = mHandler.obtainMessage(INIT_COPY); 9821 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 9822 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 9823 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 9824 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 9825 msg.obj = mp; 9826 mHandler.sendMessage(msg); 9827 } 9828 } 9829 } 9830 9831 private void processPendingMove(final MoveParams mp, final int currentStatus) { 9832 // Queue up an async operation since the package deletion may take a 9833 // little while. 9834 mHandler.post(new Runnable() { 9835 public void run() { 9836 // TODO fix this; this does nothing. 9837 mHandler.removeCallbacks(this); 9838 int returnCode = currentStatus; 9839 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 9840 int uidArr[] = null; 9841 ArrayList<String> pkgList = null; 9842 synchronized (mPackages) { 9843 PackageParser.Package pkg = mPackages.get(mp.packageName); 9844 if (pkg == null) { 9845 Slog.w(TAG, " Package " + mp.packageName 9846 + " doesn't exist. Aborting move"); 9847 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9848 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 9849 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 9850 + mp.srcArgs.getCodePath() + " to " 9851 + pkg.applicationInfo.sourceDir 9852 + " Aborting move and returning error"); 9853 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9854 } else { 9855 uidArr = new int[] { 9856 pkg.applicationInfo.uid 9857 }; 9858 pkgList = new ArrayList<String>(); 9859 pkgList.add(mp.packageName); 9860 } 9861 } 9862 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9863 // Send resources unavailable broadcast 9864 sendResourcesChangedBroadcast(false, pkgList, uidArr, null); 9865 // Update package code and resource paths 9866 synchronized (mInstallLock) { 9867 synchronized (mPackages) { 9868 PackageParser.Package pkg = mPackages.get(mp.packageName); 9869 // Recheck for package again. 9870 if (pkg == null) { 9871 Slog.w(TAG, " Package " + mp.packageName 9872 + " doesn't exist. Aborting move"); 9873 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9874 } else if (!mp.srcArgs.getCodePath().equals( 9875 pkg.applicationInfo.sourceDir)) { 9876 Slog.w(TAG, "Package " + mp.packageName 9877 + " code path changed from " + mp.srcArgs.getCodePath() 9878 + " to " + pkg.applicationInfo.sourceDir 9879 + " Aborting move and returning error"); 9880 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9881 } else { 9882 final String oldCodePath = pkg.mPath; 9883 final String newCodePath = mp.targetArgs.getCodePath(); 9884 final String newResPath = mp.targetArgs.getResourcePath(); 9885 final String newNativePath = mp.targetArgs 9886 .getNativeLibraryPath(); 9887 9888 final File newNativeDir = new File(newNativePath); 9889 9890 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 9891 synchronized (mInstallLock) { 9892 if (mInstaller.linkNativeLibraryDirectory( 9893 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9894 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9895 } 9896 } 9897 NativeLibraryHelper.copyNativeBinariesIfNeededLI(new File( 9898 newCodePath), newNativeDir); 9899 } else { 9900 synchronized (mInstallLock) { 9901 if (mInstaller.linkNativeLibraryDirectory( 9902 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9903 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9904 } 9905 } 9906 } 9907 9908 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9909 pkg.mPath = newCodePath; 9910 // Move dex files around 9911 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 9912 // Moving of dex files failed. Set 9913 // error code and abort move. 9914 pkg.mPath = pkg.mScanPath; 9915 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9916 } 9917 } 9918 9919 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9920 pkg.mScanPath = newCodePath; 9921 pkg.applicationInfo.sourceDir = newCodePath; 9922 pkg.applicationInfo.publicSourceDir = newResPath; 9923 pkg.applicationInfo.nativeLibraryDir = newNativePath; 9924 PackageSetting ps = (PackageSetting) pkg.mExtras; 9925 ps.codePath = new File(pkg.applicationInfo.sourceDir); 9926 ps.codePathString = ps.codePath.getPath(); 9927 ps.resourcePath = new File( 9928 pkg.applicationInfo.publicSourceDir); 9929 ps.resourcePathString = ps.resourcePath.getPath(); 9930 ps.nativeLibraryPathString = newNativePath; 9931 // Set the application info flag 9932 // correctly. 9933 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 9934 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 9935 } else { 9936 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 9937 } 9938 ps.setFlags(pkg.applicationInfo.flags); 9939 mAppDirs.remove(oldCodePath); 9940 mAppDirs.put(newCodePath, pkg); 9941 // Persist settings 9942 mSettings.writeLPr(); 9943 } 9944 } 9945 } 9946 } 9947 // Send resources available broadcast 9948 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9949 } 9950 } 9951 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9952 // Clean up failed installation 9953 if (mp.targetArgs != null) { 9954 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 9955 -1); 9956 } 9957 } else { 9958 // Force a gc to clear things up. 9959 Runtime.getRuntime().gc(); 9960 // Delete older code 9961 synchronized (mInstallLock) { 9962 mp.srcArgs.doPostDeleteLI(true); 9963 } 9964 } 9965 9966 // Allow more operations on this file if we didn't fail because 9967 // an operation was already pending for this package. 9968 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 9969 synchronized (mPackages) { 9970 PackageParser.Package pkg = mPackages.get(mp.packageName); 9971 if (pkg != null) { 9972 pkg.mOperationPending = false; 9973 } 9974 } 9975 } 9976 9977 IPackageMoveObserver observer = mp.observer; 9978 if (observer != null) { 9979 try { 9980 observer.packageMoved(mp.packageName, returnCode); 9981 } catch (RemoteException e) { 9982 Log.i(TAG, "Observer no longer exists."); 9983 } 9984 } 9985 } 9986 }); 9987 } 9988 9989 public boolean setInstallLocation(int loc) { 9990 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 9991 null); 9992 if (getInstallLocation() == loc) { 9993 return true; 9994 } 9995 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 9996 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 9997 android.provider.Settings.System.putInt(mContext.getContentResolver(), 9998 android.provider.Settings.Secure.DEFAULT_INSTALL_LOCATION, loc); 9999 return true; 10000 } 10001 return false; 10002 } 10003 10004 public int getInstallLocation() { 10005 return android.provider.Settings.System.getInt(mContext.getContentResolver(), 10006 android.provider.Settings.Secure.DEFAULT_INSTALL_LOCATION, 10007 PackageHelper.APP_INSTALL_AUTO); 10008 } 10009 10010 /** Called by UserManagerService */ 10011 void cleanUpUserLILPw(int userHandle) { 10012 // Disable all the packages for the user first 10013 Set<Entry<String, PackageSetting>> entries = mSettings.mPackages.entrySet(); 10014 for (Entry<String, PackageSetting> entry : entries) { 10015 entry.getValue().removeUser(userHandle); 10016 } 10017 if (mDirtyUsers.remove(userHandle)); 10018 mSettings.removeUserLPr(userHandle); 10019 if (mInstaller != null) { 10020 // Technically, we shouldn't be doing this with the package lock 10021 // held. However, this is very rare, and there is already so much 10022 // other disk I/O going on, that we'll let it slide for now. 10023 mInstaller.removeUserDataDirs(userHandle); 10024 } 10025 } 10026 10027 /** Called by UserManagerService */ 10028 void createNewUserLILPw(int userHandle, File path) { 10029 if (mInstaller != null) { 10030 path.mkdir(); 10031 FileUtils.setPermissions(path.toString(), FileUtils.S_IRWXU | FileUtils.S_IRWXG 10032 | FileUtils.S_IXOTH, -1, -1); 10033 for (PackageSetting ps : mSettings.mPackages.values()) { 10034 // Only system apps are initially installed. 10035 ps.setInstalled((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) != 0, userHandle); 10036 // Need to create a data directory for all apps under this user. 10037 mInstaller.createUserData(ps.name, 10038 UserHandle.getUid(userHandle, ps.appId), userHandle); 10039 } 10040 mSettings.writePackageRestrictionsLPr(userHandle); 10041 } 10042 } 10043 10044 @Override 10045 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 10046 mContext.enforceCallingOrSelfPermission( 10047 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10048 "Only package verification agents can read the verifier device identity"); 10049 10050 synchronized (mPackages) { 10051 return mSettings.getVerifierDeviceIdentityLPw(); 10052 } 10053 } 10054 10055 @Override 10056 public void setPermissionEnforced(String permission, boolean enforced) { 10057 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 10058 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10059 synchronized (mPackages) { 10060 if (mSettings.mReadExternalStorageEnforced == null 10061 || mSettings.mReadExternalStorageEnforced != enforced) { 10062 mSettings.mReadExternalStorageEnforced = enforced; 10063 mSettings.writeLPr(); 10064 10065 // kill any non-foreground processes so we restart them and 10066 // grant/revoke the GID. 10067 final IActivityManager am = ActivityManagerNative.getDefault(); 10068 if (am != null) { 10069 final long token = Binder.clearCallingIdentity(); 10070 try { 10071 am.killProcessesBelowForeground("setPermissionEnforcement"); 10072 } catch (RemoteException e) { 10073 } finally { 10074 Binder.restoreCallingIdentity(token); 10075 } 10076 } 10077 } 10078 } 10079 } else { 10080 throw new IllegalArgumentException("No selective enforcement for " + permission); 10081 } 10082 } 10083 10084 @Override 10085 public boolean isPermissionEnforced(String permission) { 10086 synchronized (mPackages) { 10087 return isPermissionEnforcedLocked(permission); 10088 } 10089 } 10090 10091 private boolean isPermissionEnforcedLocked(String permission) { 10092 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10093 if (mSettings.mReadExternalStorageEnforced != null) { 10094 return mSettings.mReadExternalStorageEnforced; 10095 } else { 10096 // if user hasn't defined, fall back to secure default 10097 return Secure.getInt(mContext.getContentResolver(), 10098 Secure.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT, 0) != 0; 10099 } 10100 } else { 10101 return true; 10102 } 10103 } 10104 10105 public boolean isStorageLow() { 10106 final long token = Binder.clearCallingIdentity(); 10107 try { 10108 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 10109 .getService(DeviceStorageMonitorService.SERVICE); 10110 return dsm.isMemoryLow(); 10111 } finally { 10112 Binder.restoreCallingIdentity(token); 10113 } 10114 } 10115} 10116