PackageManagerService.java revision 10596fbcce710a76ffc7e917400df13af5c2ebcb
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_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.system.OsConstants.S_IRWXU; 27import static android.system.OsConstants.S_IRGRP; 28import static android.system.OsConstants.S_IXGRP; 29import static android.system.OsConstants.S_IROTH; 30import static android.system.OsConstants.S_IXOTH; 31import static com.android.internal.util.ArrayUtils.appendInt; 32import static com.android.internal.util.ArrayUtils.removeInt; 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.FastPrintWriter; 39import com.android.internal.util.FastXmlSerializer; 40import com.android.internal.util.XmlUtils; 41import com.android.server.EventLogTags; 42import com.android.server.IntentResolver; 43import com.android.server.ServiceThread; 44 45import com.android.server.LocalServices; 46import com.android.server.Watchdog; 47import org.xmlpull.v1.XmlPullParser; 48import org.xmlpull.v1.XmlPullParserException; 49import org.xmlpull.v1.XmlSerializer; 50 51import android.app.ActivityManager; 52import android.app.ActivityManagerNative; 53import android.app.IActivityManager; 54import android.app.admin.IDevicePolicyManager; 55import android.app.backup.IBackupManager; 56import android.content.BroadcastReceiver; 57import android.content.ComponentName; 58import android.content.Context; 59import android.content.IIntentReceiver; 60import android.content.Intent; 61import android.content.IntentFilter; 62import android.content.IntentSender; 63import android.content.IntentSender.SendIntentException; 64import android.content.ServiceConnection; 65import android.content.pm.ActivityInfo; 66import android.content.pm.ApplicationInfo; 67import android.content.pm.ContainerEncryptionParams; 68import android.content.pm.FeatureInfo; 69import android.content.pm.IPackageDataObserver; 70import android.content.pm.IPackageDeleteObserver; 71import android.content.pm.IPackageInstallObserver; 72import android.content.pm.IPackageInstallObserver2; 73import android.content.pm.IPackageManager; 74import android.content.pm.IPackageMoveObserver; 75import android.content.pm.IPackageStatsObserver; 76import android.content.pm.InstrumentationInfo; 77import android.content.pm.ManifestDigest; 78import android.content.pm.PackageCleanItem; 79import android.content.pm.PackageInfo; 80import android.content.pm.PackageInfoLite; 81import android.content.pm.PackageManager; 82import android.content.pm.PackageParser; 83import android.content.pm.PackageParser.ActivityIntentInfo; 84import android.content.pm.PackageStats; 85import android.content.pm.PackageUserState; 86import android.content.pm.ParceledListSlice; 87import android.content.pm.PermissionGroupInfo; 88import android.content.pm.PermissionInfo; 89import android.content.pm.ProviderInfo; 90import android.content.pm.ResolveInfo; 91import android.content.pm.ServiceInfo; 92import android.content.pm.Signature; 93import android.content.pm.VerificationParams; 94import android.content.pm.VerifierDeviceIdentity; 95import android.content.pm.VerifierInfo; 96import android.content.res.Resources; 97import android.hardware.display.DisplayManager; 98import android.net.Uri; 99import android.os.Binder; 100import android.os.Build; 101import android.os.Bundle; 102import android.os.Environment; 103import android.os.Environment.UserEnvironment; 104import android.os.FileObserver; 105import android.os.FileUtils; 106import android.os.Handler; 107import android.os.IBinder; 108import android.os.Looper; 109import android.os.Message; 110import android.os.Parcel; 111import android.os.ParcelFileDescriptor; 112import android.os.Process; 113import android.os.RemoteException; 114import android.os.SELinux; 115import android.os.ServiceManager; 116import android.os.SystemClock; 117import android.os.SystemProperties; 118import android.os.UserHandle; 119import android.os.UserManager; 120import android.security.KeyStore; 121import android.security.SystemKeyStore; 122import android.system.ErrnoException; 123import android.system.Os; 124import android.system.StructStat; 125import android.text.TextUtils; 126import android.util.DisplayMetrics; 127import android.util.EventLog; 128import android.util.Log; 129import android.util.LogPrinter; 130import android.util.PrintStreamPrinter; 131import android.util.Slog; 132import android.util.SparseArray; 133import android.util.Xml; 134import android.view.Display; 135 136import java.io.BufferedOutputStream; 137import java.io.File; 138import java.io.FileDescriptor; 139import java.io.FileInputStream; 140import java.io.FileNotFoundException; 141import java.io.FileOutputStream; 142import java.io.FileReader; 143import java.io.FilenameFilter; 144import java.io.IOException; 145import java.io.PrintWriter; 146import java.security.NoSuchAlgorithmException; 147import java.security.PublicKey; 148import java.security.cert.CertificateException; 149import java.text.SimpleDateFormat; 150import java.util.ArrayList; 151import java.util.Arrays; 152import java.util.Collection; 153import java.util.Collections; 154import java.util.Comparator; 155import java.util.Date; 156import java.util.HashMap; 157import java.util.HashSet; 158import java.util.Iterator; 159import java.util.List; 160import java.util.Map; 161import java.util.Set; 162 163import libcore.io.IoUtils; 164 165import com.android.internal.R; 166import com.android.server.storage.DeviceStorageMonitorInternal; 167 168/** 169 * Keep track of all those .apks everywhere. 170 * 171 * This is very central to the platform's security; please run the unit 172 * tests whenever making modifications here: 173 * 174mmm frameworks/base/tests/AndroidTests 175adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 176adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 177 * 178 * {@hide} 179 */ 180public class PackageManagerService extends IPackageManager.Stub { 181 static final String TAG = "PackageManager"; 182 static final boolean DEBUG_SETTINGS = false; 183 static final boolean DEBUG_PREFERRED = false; 184 static final boolean DEBUG_UPGRADE = false; 185 private static final boolean DEBUG_INSTALL = false; 186 private static final boolean DEBUG_REMOVE = false; 187 private static final boolean DEBUG_BROADCASTS = false; 188 private static final boolean DEBUG_SHOW_INFO = false; 189 private static final boolean DEBUG_PACKAGE_INFO = false; 190 private static final boolean DEBUG_INTENT_MATCHING = false; 191 private static final boolean DEBUG_PACKAGE_SCANNING = false; 192 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 193 private static final boolean DEBUG_VERIFY = false; 194 195 private static final int RADIO_UID = Process.PHONE_UID; 196 private static final int LOG_UID = Process.LOG_UID; 197 private static final int NFC_UID = Process.NFC_UID; 198 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 199 private static final int SHELL_UID = Process.SHELL_UID; 200 201 // Cap the size of permission trees that 3rd party apps can define 202 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 203 204 private static final int REMOVE_EVENTS = 205 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 206 private static final int ADD_EVENTS = 207 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 208 209 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 210 // Suffix used during package installation when copying/moving 211 // package apks to install directory. 212 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 213 214 static final int SCAN_MONITOR = 1<<0; 215 static final int SCAN_NO_DEX = 1<<1; 216 static final int SCAN_FORCE_DEX = 1<<2; 217 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 218 static final int SCAN_NEW_INSTALL = 1<<4; 219 static final int SCAN_NO_PATHS = 1<<5; 220 static final int SCAN_UPDATE_TIME = 1<<6; 221 static final int SCAN_DEFER_DEX = 1<<7; 222 static final int SCAN_BOOTING = 1<<8; 223 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 224 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 225 226 static final int REMOVE_CHATTY = 1<<16; 227 228 /** 229 * Timeout (in milliseconds) after which the watchdog should declare that 230 * our handler thread is wedged. The usual default for such things is one 231 * minute but we sometimes do very lengthy I/O operations on this thread, 232 * such as installing multi-gigabyte applications, so ours needs to be longer. 233 */ 234 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 235 236 /** 237 * Whether verification is enabled by default. 238 */ 239 private static final boolean DEFAULT_VERIFY_ENABLE = true; 240 241 /** 242 * The default maximum time to wait for the verification agent to return in 243 * milliseconds. 244 */ 245 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 246 247 /** 248 * The default response for package verification timeout. 249 * 250 * This can be either PackageManager.VERIFICATION_ALLOW or 251 * PackageManager.VERIFICATION_REJECT. 252 */ 253 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 254 255 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 256 257 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 258 DEFAULT_CONTAINER_PACKAGE, 259 "com.android.defcontainer.DefaultContainerService"); 260 261 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 262 263 private static final String LIB_DIR_NAME = "lib"; 264 private static final String LIB64_DIR_NAME = "lib64"; 265 266 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 267 268 static final String mTempContainerPrefix = "smdl2tmp"; 269 270 final ServiceThread mHandlerThread; 271 272 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 273 private static final String IDMAP_SUFFIX = "@idmap"; 274 275 final PackageHandler mHandler; 276 277 final int mSdkVersion = Build.VERSION.SDK_INT; 278 279 final Context mContext; 280 final boolean mFactoryTest; 281 final boolean mOnlyCore; 282 final boolean mNoDexOpt; 283 final DisplayMetrics mMetrics; 284 final int mDefParseFlags; 285 final String[] mSeparateProcesses; 286 287 // This is where all application persistent data goes. 288 final File mAppDataDir; 289 290 // This is where all application persistent data goes for secondary users. 291 final File mUserAppDataDir; 292 293 /** The location for ASEC container files on internal storage. */ 294 final String mAsecInternalPath; 295 296 // This is the object monitoring the framework dir. 297 final FileObserver mFrameworkInstallObserver; 298 299 // This is the object monitoring the system app dir. 300 final FileObserver mSystemInstallObserver; 301 302 // This is the object monitoring the privileged system app dir. 303 final FileObserver mPrivilegedInstallObserver; 304 305 // This is the object monitoring the vendor app dir. 306 final FileObserver mVendorInstallObserver; 307 308 // This is the object monitoring the vendor overlay package dir. 309 final FileObserver mVendorOverlayInstallObserver; 310 311 // This is the object monitoring the OEM app dir. 312 final FileObserver mOemInstallObserver; 313 314 // This is the object monitoring mAppInstallDir. 315 final FileObserver mAppInstallObserver; 316 317 // This is the object monitoring mDrmAppPrivateInstallDir. 318 final FileObserver mDrmAppInstallObserver; 319 320 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 321 // LOCK HELD. Can be called with mInstallLock held. 322 final Installer mInstaller; 323 324 final File mAppInstallDir; 325 326 /** 327 * Directory to which applications installed internally have native 328 * libraries copied. 329 */ 330 private File mAppLibInstallDir; 331 332 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 333 // apps. 334 final File mDrmAppPrivateInstallDir; 335 336 // ---------------------------------------------------------------- 337 338 // Lock for state used when installing and doing other long running 339 // operations. Methods that must be called with this lock held have 340 // the suffix "LI". 341 final Object mInstallLock = new Object(); 342 343 // These are the directories in the 3rd party applications installed dir 344 // that we have currently loaded packages from. Keys are the application's 345 // installed zip file (absolute codePath), and values are Package. 346 final HashMap<String, PackageParser.Package> mAppDirs = 347 new HashMap<String, PackageParser.Package>(); 348 349 // Information for the parser to write more useful error messages. 350 int mLastScanError; 351 352 // ---------------------------------------------------------------- 353 354 // Keys are String (package name), values are Package. This also serves 355 // as the lock for the global state. Methods that must be called with 356 // this lock held have the prefix "LP". 357 final HashMap<String, PackageParser.Package> mPackages = 358 new HashMap<String, PackageParser.Package>(); 359 360 // Tracks available target package names -> overlay package paths. 361 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 362 new HashMap<String, HashMap<String, PackageParser.Package>>(); 363 364 final Settings mSettings; 365 boolean mRestoredSettings; 366 367 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 368 int[] mGlobalGids; 369 370 // These are the built-in uid -> permission mappings that were read from the 371 // etc/permissions.xml file. 372 final SparseArray<HashSet<String>> mSystemPermissions = 373 new SparseArray<HashSet<String>>(); 374 375 static final class SharedLibraryEntry { 376 final String path; 377 final String apk; 378 379 SharedLibraryEntry(String _path, String _apk) { 380 path = _path; 381 apk = _apk; 382 } 383 } 384 385 // These are the built-in shared libraries that were read from the 386 // etc/permissions.xml file. 387 final HashMap<String, SharedLibraryEntry> mSharedLibraries 388 = new HashMap<String, SharedLibraryEntry>(); 389 390 // Temporary for building the final shared libraries for an .apk. 391 String[] mTmpSharedLibraries = null; 392 393 // These are the features this devices supports that were read from the 394 // etc/permissions.xml file. 395 final HashMap<String, FeatureInfo> mAvailableFeatures = 396 new HashMap<String, FeatureInfo>(); 397 398 // If mac_permissions.xml was found for seinfo labeling. 399 boolean mFoundPolicyFile; 400 401 // If a recursive restorecon of /data/data/<pkg> is needed. 402 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 403 404 // All available activities, for your resolving pleasure. 405 final ActivityIntentResolver mActivities = 406 new ActivityIntentResolver(); 407 408 // All available receivers, for your resolving pleasure. 409 final ActivityIntentResolver mReceivers = 410 new ActivityIntentResolver(); 411 412 // All available services, for your resolving pleasure. 413 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 414 415 // All available providers, for your resolving pleasure. 416 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 417 418 // Mapping from provider base names (first directory in content URI codePath) 419 // to the provider information. 420 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 421 new HashMap<String, PackageParser.Provider>(); 422 423 // Mapping from instrumentation class names to info about them. 424 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 425 new HashMap<ComponentName, PackageParser.Instrumentation>(); 426 427 // Mapping from permission names to info about them. 428 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 429 new HashMap<String, PackageParser.PermissionGroup>(); 430 431 // Packages whose data we have transfered into another package, thus 432 // should no longer exist. 433 final HashSet<String> mTransferedPackages = new HashSet<String>(); 434 435 // Broadcast actions that are only available to the system. 436 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 437 438 /** List of packages waiting for verification. */ 439 final SparseArray<PackageVerificationState> mPendingVerification 440 = new SparseArray<PackageVerificationState>(); 441 442 HashSet<PackageParser.Package> mDeferredDexOpt = null; 443 444 /** Token for keys in mPendingVerification. */ 445 private int mPendingVerificationToken = 0; 446 447 boolean mSystemReady; 448 boolean mSafeMode; 449 boolean mHasSystemUidErrors; 450 451 ApplicationInfo mAndroidApplication; 452 final ActivityInfo mResolveActivity = new ActivityInfo(); 453 final ResolveInfo mResolveInfo = new ResolveInfo(); 454 ComponentName mResolveComponentName; 455 PackageParser.Package mPlatformPackage; 456 ComponentName mCustomResolverComponentName; 457 458 boolean mResolverReplaced = false; 459 460 // Set of pending broadcasts for aggregating enable/disable of components. 461 static class PendingPackageBroadcasts { 462 // for each user id, a map of <package name -> components within that package> 463 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 464 465 public PendingPackageBroadcasts() { 466 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 467 } 468 469 public ArrayList<String> get(int userId, String packageName) { 470 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 471 return packages.get(packageName); 472 } 473 474 public void put(int userId, String packageName, ArrayList<String> components) { 475 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 476 packages.put(packageName, components); 477 } 478 479 public void remove(int userId, String packageName) { 480 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 481 if (packages != null) { 482 packages.remove(packageName); 483 } 484 } 485 486 public void remove(int userId) { 487 mUidMap.remove(userId); 488 } 489 490 public int userIdCount() { 491 return mUidMap.size(); 492 } 493 494 public int userIdAt(int n) { 495 return mUidMap.keyAt(n); 496 } 497 498 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 499 return mUidMap.get(userId); 500 } 501 502 public int size() { 503 // total number of pending broadcast entries across all userIds 504 int num = 0; 505 for (int i = 0; i< mUidMap.size(); i++) { 506 num += mUidMap.valueAt(i).size(); 507 } 508 return num; 509 } 510 511 public void clear() { 512 mUidMap.clear(); 513 } 514 515 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 516 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 517 if (map == null) { 518 map = new HashMap<String, ArrayList<String>>(); 519 mUidMap.put(userId, map); 520 } 521 return map; 522 } 523 } 524 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 525 526 // Service Connection to remote media container service to copy 527 // package uri's from external media onto secure containers 528 // or internal storage. 529 private IMediaContainerService mContainerService = null; 530 531 static final int SEND_PENDING_BROADCAST = 1; 532 static final int MCS_BOUND = 3; 533 static final int END_COPY = 4; 534 static final int INIT_COPY = 5; 535 static final int MCS_UNBIND = 6; 536 static final int START_CLEANING_PACKAGE = 7; 537 static final int FIND_INSTALL_LOC = 8; 538 static final int POST_INSTALL = 9; 539 static final int MCS_RECONNECT = 10; 540 static final int MCS_GIVE_UP = 11; 541 static final int UPDATED_MEDIA_STATUS = 12; 542 static final int WRITE_SETTINGS = 13; 543 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 544 static final int PACKAGE_VERIFIED = 15; 545 static final int CHECK_PENDING_VERIFICATION = 16; 546 547 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 548 549 // Delay time in millisecs 550 static final int BROADCAST_DELAY = 10 * 1000; 551 552 static UserManagerService sUserManager; 553 554 // Stores a list of users whose package restrictions file needs to be updated 555 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 556 557 final private DefaultContainerConnection mDefContainerConn = 558 new DefaultContainerConnection(); 559 class DefaultContainerConnection implements ServiceConnection { 560 public void onServiceConnected(ComponentName name, IBinder service) { 561 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 562 IMediaContainerService imcs = 563 IMediaContainerService.Stub.asInterface(service); 564 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 565 } 566 567 public void onServiceDisconnected(ComponentName name) { 568 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 569 } 570 }; 571 572 // Recordkeeping of restore-after-install operations that are currently in flight 573 // between the Package Manager and the Backup Manager 574 class PostInstallData { 575 public InstallArgs args; 576 public PackageInstalledInfo res; 577 578 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 579 args = _a; 580 res = _r; 581 } 582 }; 583 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 584 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 585 586 private final String mRequiredVerifierPackage; 587 588 class PackageHandler extends Handler { 589 private boolean mBound = false; 590 final ArrayList<HandlerParams> mPendingInstalls = 591 new ArrayList<HandlerParams>(); 592 593 private boolean connectToService() { 594 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 595 " DefaultContainerService"); 596 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 597 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 598 if (mContext.bindServiceAsUser(service, mDefContainerConn, 599 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 600 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 601 mBound = true; 602 return true; 603 } 604 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 605 return false; 606 } 607 608 private void disconnectService() { 609 mContainerService = null; 610 mBound = false; 611 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 612 mContext.unbindService(mDefContainerConn); 613 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 614 } 615 616 PackageHandler(Looper looper) { 617 super(looper); 618 } 619 620 public void handleMessage(Message msg) { 621 try { 622 doHandleMessage(msg); 623 } finally { 624 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 625 } 626 } 627 628 void doHandleMessage(Message msg) { 629 switch (msg.what) { 630 case INIT_COPY: { 631 HandlerParams params = (HandlerParams) msg.obj; 632 int idx = mPendingInstalls.size(); 633 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 634 // If a bind was already initiated we dont really 635 // need to do anything. The pending install 636 // will be processed later on. 637 if (!mBound) { 638 // If this is the only one pending we might 639 // have to bind to the service again. 640 if (!connectToService()) { 641 Slog.e(TAG, "Failed to bind to media container service"); 642 params.serviceError(); 643 return; 644 } else { 645 // Once we bind to the service, the first 646 // pending request will be processed. 647 mPendingInstalls.add(idx, params); 648 } 649 } else { 650 mPendingInstalls.add(idx, params); 651 // Already bound to the service. Just make 652 // sure we trigger off processing the first request. 653 if (idx == 0) { 654 mHandler.sendEmptyMessage(MCS_BOUND); 655 } 656 } 657 break; 658 } 659 case MCS_BOUND: { 660 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 661 if (msg.obj != null) { 662 mContainerService = (IMediaContainerService) msg.obj; 663 } 664 if (mContainerService == null) { 665 // Something seriously wrong. Bail out 666 Slog.e(TAG, "Cannot bind to media container service"); 667 for (HandlerParams params : mPendingInstalls) { 668 // Indicate service bind error 669 params.serviceError(); 670 } 671 mPendingInstalls.clear(); 672 } else if (mPendingInstalls.size() > 0) { 673 HandlerParams params = mPendingInstalls.get(0); 674 if (params != null) { 675 if (params.startCopy()) { 676 // We are done... look for more work or to 677 // go idle. 678 if (DEBUG_SD_INSTALL) Log.i(TAG, 679 "Checking for more work or unbind..."); 680 // Delete pending install 681 if (mPendingInstalls.size() > 0) { 682 mPendingInstalls.remove(0); 683 } 684 if (mPendingInstalls.size() == 0) { 685 if (mBound) { 686 if (DEBUG_SD_INSTALL) Log.i(TAG, 687 "Posting delayed MCS_UNBIND"); 688 removeMessages(MCS_UNBIND); 689 Message ubmsg = obtainMessage(MCS_UNBIND); 690 // Unbind after a little delay, to avoid 691 // continual thrashing. 692 sendMessageDelayed(ubmsg, 10000); 693 } 694 } else { 695 // There are more pending requests in queue. 696 // Just post MCS_BOUND message to trigger processing 697 // of next pending install. 698 if (DEBUG_SD_INSTALL) Log.i(TAG, 699 "Posting MCS_BOUND for next work"); 700 mHandler.sendEmptyMessage(MCS_BOUND); 701 } 702 } 703 } 704 } else { 705 // Should never happen ideally. 706 Slog.w(TAG, "Empty queue"); 707 } 708 break; 709 } 710 case MCS_RECONNECT: { 711 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 712 if (mPendingInstalls.size() > 0) { 713 if (mBound) { 714 disconnectService(); 715 } 716 if (!connectToService()) { 717 Slog.e(TAG, "Failed to bind to media container service"); 718 for (HandlerParams params : mPendingInstalls) { 719 // Indicate service bind error 720 params.serviceError(); 721 } 722 mPendingInstalls.clear(); 723 } 724 } 725 break; 726 } 727 case MCS_UNBIND: { 728 // If there is no actual work left, then time to unbind. 729 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 730 731 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 732 if (mBound) { 733 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 734 735 disconnectService(); 736 } 737 } else if (mPendingInstalls.size() > 0) { 738 // There are more pending requests in queue. 739 // Just post MCS_BOUND message to trigger processing 740 // of next pending install. 741 mHandler.sendEmptyMessage(MCS_BOUND); 742 } 743 744 break; 745 } 746 case MCS_GIVE_UP: { 747 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 748 mPendingInstalls.remove(0); 749 break; 750 } 751 case SEND_PENDING_BROADCAST: { 752 String packages[]; 753 ArrayList<String> components[]; 754 int size = 0; 755 int uids[]; 756 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 757 synchronized (mPackages) { 758 if (mPendingBroadcasts == null) { 759 return; 760 } 761 size = mPendingBroadcasts.size(); 762 if (size <= 0) { 763 // Nothing to be done. Just return 764 return; 765 } 766 packages = new String[size]; 767 components = new ArrayList[size]; 768 uids = new int[size]; 769 int i = 0; // filling out the above arrays 770 771 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 772 int packageUserId = mPendingBroadcasts.userIdAt(n); 773 Iterator<Map.Entry<String, ArrayList<String>>> it 774 = mPendingBroadcasts.packagesForUserId(packageUserId) 775 .entrySet().iterator(); 776 while (it.hasNext() && i < size) { 777 Map.Entry<String, ArrayList<String>> ent = it.next(); 778 packages[i] = ent.getKey(); 779 components[i] = ent.getValue(); 780 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 781 uids[i] = (ps != null) 782 ? UserHandle.getUid(packageUserId, ps.appId) 783 : -1; 784 i++; 785 } 786 } 787 size = i; 788 mPendingBroadcasts.clear(); 789 } 790 // Send broadcasts 791 for (int i = 0; i < size; i++) { 792 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 793 } 794 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 795 break; 796 } 797 case START_CLEANING_PACKAGE: { 798 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 799 final String packageName = (String)msg.obj; 800 final int userId = msg.arg1; 801 final boolean andCode = msg.arg2 != 0; 802 synchronized (mPackages) { 803 if (userId == UserHandle.USER_ALL) { 804 int[] users = sUserManager.getUserIds(); 805 for (int user : users) { 806 mSettings.addPackageToCleanLPw( 807 new PackageCleanItem(user, packageName, andCode)); 808 } 809 } else { 810 mSettings.addPackageToCleanLPw( 811 new PackageCleanItem(userId, packageName, andCode)); 812 } 813 } 814 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 815 startCleaningPackages(); 816 } break; 817 case POST_INSTALL: { 818 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 819 PostInstallData data = mRunningInstalls.get(msg.arg1); 820 mRunningInstalls.delete(msg.arg1); 821 boolean deleteOld = false; 822 823 if (data != null) { 824 InstallArgs args = data.args; 825 PackageInstalledInfo res = data.res; 826 827 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 828 res.removedInfo.sendBroadcast(false, true, false); 829 Bundle extras = new Bundle(1); 830 extras.putInt(Intent.EXTRA_UID, res.uid); 831 // Determine the set of users who are adding this 832 // package for the first time vs. those who are seeing 833 // an update. 834 int[] firstUsers; 835 int[] updateUsers = new int[0]; 836 if (res.origUsers == null || res.origUsers.length == 0) { 837 firstUsers = res.newUsers; 838 } else { 839 firstUsers = new int[0]; 840 for (int i=0; i<res.newUsers.length; i++) { 841 int user = res.newUsers[i]; 842 boolean isNew = true; 843 for (int j=0; j<res.origUsers.length; j++) { 844 if (res.origUsers[j] == user) { 845 isNew = false; 846 break; 847 } 848 } 849 if (isNew) { 850 int[] newFirst = new int[firstUsers.length+1]; 851 System.arraycopy(firstUsers, 0, newFirst, 0, 852 firstUsers.length); 853 newFirst[firstUsers.length] = user; 854 firstUsers = newFirst; 855 } else { 856 int[] newUpdate = new int[updateUsers.length+1]; 857 System.arraycopy(updateUsers, 0, newUpdate, 0, 858 updateUsers.length); 859 newUpdate[updateUsers.length] = user; 860 updateUsers = newUpdate; 861 } 862 } 863 } 864 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 865 res.pkg.applicationInfo.packageName, 866 extras, null, null, firstUsers); 867 final boolean update = res.removedInfo.removedPackage != null; 868 if (update) { 869 extras.putBoolean(Intent.EXTRA_REPLACING, true); 870 } 871 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 872 res.pkg.applicationInfo.packageName, 873 extras, null, null, updateUsers); 874 if (update) { 875 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 876 res.pkg.applicationInfo.packageName, 877 extras, null, null, updateUsers); 878 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 879 null, null, 880 res.pkg.applicationInfo.packageName, null, updateUsers); 881 882 // treat asec-hosted packages like removable media on upgrade 883 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 884 if (DEBUG_INSTALL) { 885 Slog.i(TAG, "upgrading pkg " + res.pkg 886 + " is ASEC-hosted -> AVAILABLE"); 887 } 888 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 889 ArrayList<String> pkgList = new ArrayList<String>(1); 890 pkgList.add(res.pkg.applicationInfo.packageName); 891 sendResourcesChangedBroadcast(true, true, 892 pkgList,uidArray, null); 893 } 894 } 895 if (res.removedInfo.args != null) { 896 // Remove the replaced package's older resources safely now 897 deleteOld = true; 898 } 899 900 // Log current value of "unknown sources" setting 901 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 902 getUnknownSourcesSettings()); 903 } 904 // Force a gc to clear up things 905 Runtime.getRuntime().gc(); 906 // We delete after a gc for applications on sdcard. 907 if (deleteOld) { 908 synchronized (mInstallLock) { 909 res.removedInfo.args.doPostDeleteLI(true); 910 } 911 } 912 if (args.observer != null) { 913 try { 914 args.observer.packageInstalled(res.name, res.returnCode); 915 } catch (RemoteException e) { 916 Slog.i(TAG, "Observer no longer exists."); 917 } 918 } 919 if (args.observer2 != null) { 920 try { 921 Bundle extras = extrasForInstallResult(res); 922 args.observer2.packageInstalled(res.name, extras, res.returnCode); 923 } catch (RemoteException e) { 924 Slog.i(TAG, "Observer no longer exists."); 925 } 926 } 927 } else { 928 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 929 } 930 } break; 931 case UPDATED_MEDIA_STATUS: { 932 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 933 boolean reportStatus = msg.arg1 == 1; 934 boolean doGc = msg.arg2 == 1; 935 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 936 if (doGc) { 937 // Force a gc to clear up stale containers. 938 Runtime.getRuntime().gc(); 939 } 940 if (msg.obj != null) { 941 @SuppressWarnings("unchecked") 942 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 943 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 944 // Unload containers 945 unloadAllContainers(args); 946 } 947 if (reportStatus) { 948 try { 949 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 950 PackageHelper.getMountService().finishMediaUpdate(); 951 } catch (RemoteException e) { 952 Log.e(TAG, "MountService not running?"); 953 } 954 } 955 } break; 956 case WRITE_SETTINGS: { 957 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 958 synchronized (mPackages) { 959 removeMessages(WRITE_SETTINGS); 960 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 961 mSettings.writeLPr(); 962 mDirtyUsers.clear(); 963 } 964 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 965 } break; 966 case WRITE_PACKAGE_RESTRICTIONS: { 967 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 968 synchronized (mPackages) { 969 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 970 for (int userId : mDirtyUsers) { 971 mSettings.writePackageRestrictionsLPr(userId); 972 } 973 mDirtyUsers.clear(); 974 } 975 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 976 } break; 977 case CHECK_PENDING_VERIFICATION: { 978 final int verificationId = msg.arg1; 979 final PackageVerificationState state = mPendingVerification.get(verificationId); 980 981 if ((state != null) && !state.timeoutExtended()) { 982 final InstallArgs args = state.getInstallArgs(); 983 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 984 mPendingVerification.remove(verificationId); 985 986 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 987 988 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 989 Slog.i(TAG, "Continuing with installation of " 990 + args.packageURI.toString()); 991 state.setVerifierResponse(Binder.getCallingUid(), 992 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 993 broadcastPackageVerified(verificationId, args.packageURI, 994 PackageManager.VERIFICATION_ALLOW, 995 state.getInstallArgs().getUser()); 996 try { 997 ret = args.copyApk(mContainerService, true); 998 } catch (RemoteException e) { 999 Slog.e(TAG, "Could not contact the ContainerService"); 1000 } 1001 } else { 1002 broadcastPackageVerified(verificationId, args.packageURI, 1003 PackageManager.VERIFICATION_REJECT, 1004 state.getInstallArgs().getUser()); 1005 } 1006 1007 processPendingInstall(args, ret); 1008 mHandler.sendEmptyMessage(MCS_UNBIND); 1009 } 1010 break; 1011 } 1012 case PACKAGE_VERIFIED: { 1013 final int verificationId = msg.arg1; 1014 1015 final PackageVerificationState state = mPendingVerification.get(verificationId); 1016 if (state == null) { 1017 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1018 break; 1019 } 1020 1021 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1022 1023 state.setVerifierResponse(response.callerUid, response.code); 1024 1025 if (state.isVerificationComplete()) { 1026 mPendingVerification.remove(verificationId); 1027 1028 final InstallArgs args = state.getInstallArgs(); 1029 1030 int ret; 1031 if (state.isInstallAllowed()) { 1032 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1033 broadcastPackageVerified(verificationId, args.packageURI, 1034 response.code, state.getInstallArgs().getUser()); 1035 try { 1036 ret = args.copyApk(mContainerService, true); 1037 } catch (RemoteException e) { 1038 Slog.e(TAG, "Could not contact the ContainerService"); 1039 } 1040 } else { 1041 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1042 } 1043 1044 processPendingInstall(args, ret); 1045 1046 mHandler.sendEmptyMessage(MCS_UNBIND); 1047 } 1048 1049 break; 1050 } 1051 } 1052 } 1053 } 1054 1055 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1056 Bundle extras = null; 1057 switch (res.returnCode) { 1058 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1059 extras = new Bundle(); 1060 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1061 res.origPermission); 1062 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1063 res.origPackage); 1064 break; 1065 } 1066 } 1067 return extras; 1068 } 1069 1070 void scheduleWriteSettingsLocked() { 1071 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1072 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1073 } 1074 } 1075 1076 void scheduleWritePackageRestrictionsLocked(int userId) { 1077 if (!sUserManager.exists(userId)) return; 1078 mDirtyUsers.add(userId); 1079 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1080 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1081 } 1082 } 1083 1084 public static final IPackageManager main(Context context, Installer installer, 1085 boolean factoryTest, boolean onlyCore) { 1086 PackageManagerService m = new PackageManagerService(context, installer, 1087 factoryTest, onlyCore); 1088 ServiceManager.addService("package", m); 1089 return m; 1090 } 1091 1092 static String[] splitString(String str, char sep) { 1093 int count = 1; 1094 int i = 0; 1095 while ((i=str.indexOf(sep, i)) >= 0) { 1096 count++; 1097 i++; 1098 } 1099 1100 String[] res = new String[count]; 1101 i=0; 1102 count = 0; 1103 int lastI=0; 1104 while ((i=str.indexOf(sep, i)) >= 0) { 1105 res[count] = str.substring(lastI, i); 1106 count++; 1107 i++; 1108 lastI = i; 1109 } 1110 res[count] = str.substring(lastI, str.length()); 1111 return res; 1112 } 1113 1114 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1115 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1116 Context.DISPLAY_SERVICE); 1117 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1118 } 1119 1120 public PackageManagerService(Context context, Installer installer, 1121 boolean factoryTest, boolean onlyCore) { 1122 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1123 SystemClock.uptimeMillis()); 1124 1125 if (mSdkVersion <= 0) { 1126 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1127 } 1128 1129 mContext = context; 1130 mFactoryTest = factoryTest; 1131 mOnlyCore = onlyCore; 1132 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1133 mMetrics = new DisplayMetrics(); 1134 mSettings = new Settings(context); 1135 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1136 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1137 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1138 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1139 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1140 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1141 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1142 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1143 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1144 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1145 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1146 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1147 1148 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1149 if (separateProcesses != null && separateProcesses.length() > 0) { 1150 if ("*".equals(separateProcesses)) { 1151 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1152 mSeparateProcesses = null; 1153 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1154 } else { 1155 mDefParseFlags = 0; 1156 mSeparateProcesses = separateProcesses.split(","); 1157 Slog.w(TAG, "Running with debug.separate_processes: " 1158 + separateProcesses); 1159 } 1160 } else { 1161 mDefParseFlags = 0; 1162 mSeparateProcesses = null; 1163 } 1164 1165 mInstaller = installer; 1166 1167 getDefaultDisplayMetrics(context, mMetrics); 1168 1169 synchronized (mInstallLock) { 1170 // writer 1171 synchronized (mPackages) { 1172 mHandlerThread = new ServiceThread(TAG, 1173 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1174 mHandlerThread.start(); 1175 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1176 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1177 1178 File dataDir = Environment.getDataDirectory(); 1179 mAppDataDir = new File(dataDir, "data"); 1180 mAppInstallDir = new File(dataDir, "app"); 1181 mAppLibInstallDir = new File(dataDir, "app-lib"); 1182 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1183 mUserAppDataDir = new File(dataDir, "user"); 1184 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1185 1186 sUserManager = new UserManagerService(context, this, 1187 mInstallLock, mPackages); 1188 1189 // Read permissions and features from system 1190 readPermissions(Environment.buildPath( 1191 Environment.getRootDirectory(), "etc", "permissions"), false); 1192 // Only read features from OEM 1193 readPermissions(Environment.buildPath( 1194 Environment.getOemDirectory(), "etc", "permissions"), true); 1195 1196 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1197 1198 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1199 mSdkVersion, mOnlyCore); 1200 1201 String customResolverActivity = Resources.getSystem().getString( 1202 R.string.config_customResolverActivity); 1203 if (TextUtils.isEmpty(customResolverActivity)) { 1204 customResolverActivity = null; 1205 } else { 1206 mCustomResolverComponentName = ComponentName.unflattenFromString( 1207 customResolverActivity); 1208 } 1209 1210 long startTime = SystemClock.uptimeMillis(); 1211 1212 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1213 startTime); 1214 1215 // Set flag to monitor and not change apk file paths when 1216 // scanning install directories. 1217 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1218 if (mNoDexOpt) { 1219 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1220 scanMode |= SCAN_NO_DEX; 1221 } 1222 1223 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1224 1225 /** 1226 * Add everything in the in the boot class path to the 1227 * list of process files because dexopt will have been run 1228 * if necessary during zygote startup. 1229 */ 1230 String bootClassPath = System.getProperty("java.boot.class.path"); 1231 if (bootClassPath != null) { 1232 String[] paths = splitString(bootClassPath, ':'); 1233 for (int i=0; i<paths.length; i++) { 1234 alreadyDexOpted.add(paths[i]); 1235 } 1236 } else { 1237 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1238 } 1239 1240 boolean didDexOpt = false; 1241 1242 /** 1243 * Ensure all external libraries have had dexopt run on them. 1244 */ 1245 if (mSharedLibraries.size() > 0) { 1246 Iterator<SharedLibraryEntry> libs = mSharedLibraries.values().iterator(); 1247 while (libs.hasNext()) { 1248 String lib = libs.next().path; 1249 if (lib == null) { 1250 continue; 1251 } 1252 try { 1253 if (dalvik.system.DexFile.isDexOptNeededInternal(lib, null, false)) { 1254 alreadyDexOpted.add(lib); 1255 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1256 didDexOpt = true; 1257 } 1258 } catch (FileNotFoundException e) { 1259 Slog.w(TAG, "Library not found: " + lib); 1260 } catch (IOException e) { 1261 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1262 + e.getMessage()); 1263 } 1264 } 1265 } 1266 1267 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1268 1269 // Gross hack for now: we know this file doesn't contain any 1270 // code, so don't dexopt it to avoid the resulting log spew. 1271 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1272 1273 // Gross hack for now: we know this file is only part of 1274 // the boot class path for art, so don't dexopt it to 1275 // avoid the resulting log spew. 1276 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1277 1278 /** 1279 * And there are a number of commands implemented in Java, which 1280 * we currently need to do the dexopt on so that they can be 1281 * run from a non-root shell. 1282 */ 1283 String[] frameworkFiles = frameworkDir.list(); 1284 if (frameworkFiles != null) { 1285 for (int i=0; i<frameworkFiles.length; i++) { 1286 File libPath = new File(frameworkDir, frameworkFiles[i]); 1287 String path = libPath.getPath(); 1288 // Skip the file if we alrady did it. 1289 if (alreadyDexOpted.contains(path)) { 1290 continue; 1291 } 1292 // Skip the file if it is not a type we want to dexopt. 1293 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1294 continue; 1295 } 1296 try { 1297 if (dalvik.system.DexFile.isDexOptNeededInternal(path, null, false)) { 1298 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1299 didDexOpt = true; 1300 } 1301 } catch (FileNotFoundException e) { 1302 Slog.w(TAG, "Jar not found: " + path); 1303 } catch (IOException e) { 1304 Slog.w(TAG, "Exception reading jar: " + path, e); 1305 } 1306 } 1307 } 1308 1309 if (didDexOpt) { 1310 File dalvikCacheDir = new File(dataDir, "dalvik-cache"); 1311 1312 // If we had to do a dexopt of one of the previous 1313 // things, then something on the system has changed. 1314 // Consider this significant, and wipe away all other 1315 // existing dexopt files to ensure we don't leave any 1316 // dangling around. 1317 String[] files = dalvikCacheDir.list(); 1318 if (files != null) { 1319 for (int i=0; i<files.length; i++) { 1320 String fn = files[i]; 1321 if (fn.startsWith("data@app@") 1322 || fn.startsWith("data@app-private@")) { 1323 Slog.i(TAG, "Pruning dalvik file: " + fn); 1324 (new File(dalvikCacheDir, fn)).delete(); 1325 } 1326 } 1327 } 1328 } 1329 1330 // Collect vendor overlay packages. 1331 // (Do this before scanning any apps.) 1332 // For security and version matching reason, only consider 1333 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1334 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1335 mVendorOverlayInstallObserver = new AppDirObserver( 1336 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1337 mVendorOverlayInstallObserver.startWatching(); 1338 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1339 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1340 1341 // Find base frameworks (resource packages without code). 1342 mFrameworkInstallObserver = new AppDirObserver( 1343 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1344 mFrameworkInstallObserver.startWatching(); 1345 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1346 | PackageParser.PARSE_IS_SYSTEM_DIR 1347 | PackageParser.PARSE_IS_PRIVILEGED, 1348 scanMode | SCAN_NO_DEX, 0); 1349 1350 // Collected privileged system packages. 1351 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1352 mPrivilegedInstallObserver = new AppDirObserver( 1353 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1354 mPrivilegedInstallObserver.startWatching(); 1355 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1356 | PackageParser.PARSE_IS_SYSTEM_DIR 1357 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1358 1359 // Collect ordinary system packages. 1360 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1361 mSystemInstallObserver = new AppDirObserver( 1362 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1363 mSystemInstallObserver.startWatching(); 1364 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1365 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1366 1367 // Collect all vendor packages. 1368 File vendorAppDir = new File("/vendor/app"); 1369 try { 1370 vendorAppDir = vendorAppDir.getCanonicalFile(); 1371 } catch (IOException e) { 1372 // failed to look up canonical path, continue with original one 1373 } 1374 mVendorInstallObserver = new AppDirObserver( 1375 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1376 mVendorInstallObserver.startWatching(); 1377 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1378 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1379 1380 // Collect all OEM packages. 1381 File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1382 mOemInstallObserver = new AppDirObserver( 1383 oemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1384 mOemInstallObserver.startWatching(); 1385 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1386 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1387 1388 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1389 mInstaller.moveFiles(); 1390 1391 // Prune any system packages that no longer exist. 1392 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1393 if (!mOnlyCore) { 1394 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1395 while (psit.hasNext()) { 1396 PackageSetting ps = psit.next(); 1397 1398 /* 1399 * If this is not a system app, it can't be a 1400 * disable system app. 1401 */ 1402 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1403 continue; 1404 } 1405 1406 /* 1407 * If the package is scanned, it's not erased. 1408 */ 1409 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1410 if (scannedPkg != null) { 1411 /* 1412 * If the system app is both scanned and in the 1413 * disabled packages list, then it must have been 1414 * added via OTA. Remove it from the currently 1415 * scanned package so the previously user-installed 1416 * application can be scanned. 1417 */ 1418 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1419 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1420 + "; removing system app"); 1421 removePackageLI(ps, true); 1422 } 1423 1424 continue; 1425 } 1426 1427 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1428 psit.remove(); 1429 String msg = "System package " + ps.name 1430 + " no longer exists; wiping its data"; 1431 reportSettingsProblem(Log.WARN, msg); 1432 removeDataDirsLI(ps.name); 1433 } else { 1434 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1435 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1436 possiblyDeletedUpdatedSystemApps.add(ps.name); 1437 } 1438 } 1439 } 1440 } 1441 1442 //look for any incomplete package installations 1443 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1444 //clean up list 1445 for(int i = 0; i < deletePkgsList.size(); i++) { 1446 //clean up here 1447 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1448 } 1449 //delete tmp files 1450 deleteTempPackageFiles(); 1451 1452 // Remove any shared userIDs that have no associated packages 1453 mSettings.pruneSharedUsersLPw(); 1454 1455 if (!mOnlyCore) { 1456 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1457 SystemClock.uptimeMillis()); 1458 mAppInstallObserver = new AppDirObserver( 1459 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1460 mAppInstallObserver.startWatching(); 1461 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1462 1463 mDrmAppInstallObserver = new AppDirObserver( 1464 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1465 mDrmAppInstallObserver.startWatching(); 1466 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1467 scanMode, 0); 1468 1469 /** 1470 * Remove disable package settings for any updated system 1471 * apps that were removed via an OTA. If they're not a 1472 * previously-updated app, remove them completely. 1473 * Otherwise, just revoke their system-level permissions. 1474 */ 1475 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1476 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1477 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1478 1479 String msg; 1480 if (deletedPkg == null) { 1481 msg = "Updated system package " + deletedAppName 1482 + " no longer exists; wiping its data"; 1483 removeDataDirsLI(deletedAppName); 1484 } else { 1485 msg = "Updated system app + " + deletedAppName 1486 + " no longer present; removing system privileges for " 1487 + deletedAppName; 1488 1489 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1490 1491 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1492 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1493 } 1494 reportSettingsProblem(Log.WARN, msg); 1495 } 1496 } else { 1497 mAppInstallObserver = null; 1498 mDrmAppInstallObserver = null; 1499 } 1500 1501 // Now that we know all of the shared libraries, update all clients to have 1502 // the correct library paths. 1503 updateAllSharedLibrariesLPw(); 1504 1505 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1506 SystemClock.uptimeMillis()); 1507 Slog.i(TAG, "Time to scan packages: " 1508 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1509 + " seconds"); 1510 1511 // If the platform SDK has changed since the last time we booted, 1512 // we need to re-grant app permission to catch any new ones that 1513 // appear. This is really a hack, and means that apps can in some 1514 // cases get permissions that the user didn't initially explicitly 1515 // allow... it would be nice to have some better way to handle 1516 // this situation. 1517 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1518 != mSdkVersion; 1519 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1520 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1521 + "; regranting permissions for internal storage"); 1522 mSettings.mInternalSdkPlatform = mSdkVersion; 1523 1524 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1525 | (regrantPermissions 1526 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1527 : 0)); 1528 1529 // If this is the first boot, and it is a normal boot, then 1530 // we need to initialize the default preferred apps. 1531 if (!mRestoredSettings && !onlyCore) { 1532 mSettings.readDefaultPreferredAppsLPw(this, 0); 1533 } 1534 1535 // All the changes are done during package scanning. 1536 mSettings.updateInternalDatabaseVersion(); 1537 1538 // can downgrade to reader 1539 mSettings.writeLPr(); 1540 1541 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1542 SystemClock.uptimeMillis()); 1543 1544 // Now after opening every single application zip, make sure they 1545 // are all flushed. Not really needed, but keeps things nice and 1546 // tidy. 1547 Runtime.getRuntime().gc(); 1548 1549 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1550 } // synchronized (mPackages) 1551 } // synchronized (mInstallLock) 1552 } 1553 1554 public boolean isFirstBoot() { 1555 return !mRestoredSettings; 1556 } 1557 1558 public boolean isOnlyCoreApps() { 1559 return mOnlyCore; 1560 } 1561 1562 private String getRequiredVerifierLPr() { 1563 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1564 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1565 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1566 1567 String requiredVerifier = null; 1568 1569 final int N = receivers.size(); 1570 for (int i = 0; i < N; i++) { 1571 final ResolveInfo info = receivers.get(i); 1572 1573 if (info.activityInfo == null) { 1574 continue; 1575 } 1576 1577 final String packageName = info.activityInfo.packageName; 1578 1579 final PackageSetting ps = mSettings.mPackages.get(packageName); 1580 if (ps == null) { 1581 continue; 1582 } 1583 1584 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1585 if (!gp.grantedPermissions 1586 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1587 continue; 1588 } 1589 1590 if (requiredVerifier != null) { 1591 throw new RuntimeException("There can be only one required verifier"); 1592 } 1593 1594 requiredVerifier = packageName; 1595 } 1596 1597 return requiredVerifier; 1598 } 1599 1600 @Override 1601 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1602 throws RemoteException { 1603 try { 1604 return super.onTransact(code, data, reply, flags); 1605 } catch (RuntimeException e) { 1606 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1607 Slog.wtf(TAG, "Package Manager Crash", e); 1608 } 1609 throw e; 1610 } 1611 } 1612 1613 void cleanupInstallFailedPackage(PackageSetting ps) { 1614 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1615 removeDataDirsLI(ps.name); 1616 if (ps.codePath != null) { 1617 if (!ps.codePath.delete()) { 1618 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1619 } 1620 } 1621 if (ps.resourcePath != null) { 1622 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1623 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1624 } 1625 } 1626 mSettings.removePackageLPw(ps.name); 1627 } 1628 1629 void readPermissions(File libraryDir, boolean onlyFeatures) { 1630 // Read permissions from .../etc/permission directory. 1631 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1632 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1633 return; 1634 } 1635 if (!libraryDir.canRead()) { 1636 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1637 return; 1638 } 1639 1640 // Iterate over the files in the directory and scan .xml files 1641 for (File f : libraryDir.listFiles()) { 1642 // We'll read platform.xml last 1643 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1644 continue; 1645 } 1646 1647 if (!f.getPath().endsWith(".xml")) { 1648 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1649 continue; 1650 } 1651 if (!f.canRead()) { 1652 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1653 continue; 1654 } 1655 1656 readPermissionsFromXml(f, onlyFeatures); 1657 } 1658 1659 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1660 final File permFile = new File(Environment.getRootDirectory(), 1661 "etc/permissions/platform.xml"); 1662 readPermissionsFromXml(permFile, onlyFeatures); 1663 } 1664 1665 private void readPermissionsFromXml(File permFile, boolean onlyFeatures) { 1666 FileReader permReader = null; 1667 try { 1668 permReader = new FileReader(permFile); 1669 } catch (FileNotFoundException e) { 1670 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1671 return; 1672 } 1673 1674 try { 1675 XmlPullParser parser = Xml.newPullParser(); 1676 parser.setInput(permReader); 1677 1678 XmlUtils.beginDocument(parser, "permissions"); 1679 1680 while (true) { 1681 XmlUtils.nextElement(parser); 1682 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1683 break; 1684 } 1685 1686 String name = parser.getName(); 1687 if ("group".equals(name) && !onlyFeatures) { 1688 String gidStr = parser.getAttributeValue(null, "gid"); 1689 if (gidStr != null) { 1690 int gid = Process.getGidForName(gidStr); 1691 mGlobalGids = appendInt(mGlobalGids, gid); 1692 } else { 1693 Slog.w(TAG, "<group> without gid at " 1694 + parser.getPositionDescription()); 1695 } 1696 1697 XmlUtils.skipCurrentTag(parser); 1698 continue; 1699 } else if ("permission".equals(name) && !onlyFeatures) { 1700 String perm = parser.getAttributeValue(null, "name"); 1701 if (perm == null) { 1702 Slog.w(TAG, "<permission> without name at " 1703 + parser.getPositionDescription()); 1704 XmlUtils.skipCurrentTag(parser); 1705 continue; 1706 } 1707 perm = perm.intern(); 1708 readPermission(parser, perm); 1709 1710 } else if ("assign-permission".equals(name) && !onlyFeatures) { 1711 String perm = parser.getAttributeValue(null, "name"); 1712 if (perm == null) { 1713 Slog.w(TAG, "<assign-permission> without name at " 1714 + parser.getPositionDescription()); 1715 XmlUtils.skipCurrentTag(parser); 1716 continue; 1717 } 1718 String uidStr = parser.getAttributeValue(null, "uid"); 1719 if (uidStr == null) { 1720 Slog.w(TAG, "<assign-permission> without uid at " 1721 + parser.getPositionDescription()); 1722 XmlUtils.skipCurrentTag(parser); 1723 continue; 1724 } 1725 int uid = Process.getUidForName(uidStr); 1726 if (uid < 0) { 1727 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1728 + uidStr + "\" at " 1729 + parser.getPositionDescription()); 1730 XmlUtils.skipCurrentTag(parser); 1731 continue; 1732 } 1733 perm = perm.intern(); 1734 HashSet<String> perms = mSystemPermissions.get(uid); 1735 if (perms == null) { 1736 perms = new HashSet<String>(); 1737 mSystemPermissions.put(uid, perms); 1738 } 1739 perms.add(perm); 1740 XmlUtils.skipCurrentTag(parser); 1741 1742 } else if ("library".equals(name) && !onlyFeatures) { 1743 String lname = parser.getAttributeValue(null, "name"); 1744 String lfile = parser.getAttributeValue(null, "file"); 1745 if (lname == null) { 1746 Slog.w(TAG, "<library> without name at " 1747 + parser.getPositionDescription()); 1748 } else if (lfile == null) { 1749 Slog.w(TAG, "<library> without file at " 1750 + parser.getPositionDescription()); 1751 } else { 1752 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1753 mSharedLibraries.put(lname, new SharedLibraryEntry(lfile, null)); 1754 } 1755 XmlUtils.skipCurrentTag(parser); 1756 continue; 1757 1758 } else if ("feature".equals(name)) { 1759 String fname = parser.getAttributeValue(null, "name"); 1760 if (fname == null) { 1761 Slog.w(TAG, "<feature> without name at " 1762 + parser.getPositionDescription()); 1763 } else { 1764 //Log.i(TAG, "Got feature " + fname); 1765 FeatureInfo fi = new FeatureInfo(); 1766 fi.name = fname; 1767 mAvailableFeatures.put(fname, fi); 1768 } 1769 XmlUtils.skipCurrentTag(parser); 1770 continue; 1771 1772 } else { 1773 XmlUtils.skipCurrentTag(parser); 1774 continue; 1775 } 1776 1777 } 1778 permReader.close(); 1779 } catch (XmlPullParserException e) { 1780 Slog.w(TAG, "Got execption parsing permissions.", e); 1781 } catch (IOException e) { 1782 Slog.w(TAG, "Got execption parsing permissions.", e); 1783 } 1784 } 1785 1786 void readPermission(XmlPullParser parser, String name) 1787 throws IOException, XmlPullParserException { 1788 1789 name = name.intern(); 1790 1791 BasePermission bp = mSettings.mPermissions.get(name); 1792 if (bp == null) { 1793 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1794 mSettings.mPermissions.put(name, bp); 1795 } 1796 int outerDepth = parser.getDepth(); 1797 int type; 1798 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1799 && (type != XmlPullParser.END_TAG 1800 || parser.getDepth() > outerDepth)) { 1801 if (type == XmlPullParser.END_TAG 1802 || type == XmlPullParser.TEXT) { 1803 continue; 1804 } 1805 1806 String tagName = parser.getName(); 1807 if ("group".equals(tagName)) { 1808 String gidStr = parser.getAttributeValue(null, "gid"); 1809 if (gidStr != null) { 1810 int gid = Process.getGidForName(gidStr); 1811 bp.gids = appendInt(bp.gids, gid); 1812 } else { 1813 Slog.w(TAG, "<group> without gid at " 1814 + parser.getPositionDescription()); 1815 } 1816 } 1817 XmlUtils.skipCurrentTag(parser); 1818 } 1819 } 1820 1821 static int[] appendInts(int[] cur, int[] add) { 1822 if (add == null) return cur; 1823 if (cur == null) return add; 1824 final int N = add.length; 1825 for (int i=0; i<N; i++) { 1826 cur = appendInt(cur, add[i]); 1827 } 1828 return cur; 1829 } 1830 1831 static int[] removeInts(int[] cur, int[] rem) { 1832 if (rem == null) return cur; 1833 if (cur == null) return cur; 1834 final int N = rem.length; 1835 for (int i=0; i<N; i++) { 1836 cur = removeInt(cur, rem[i]); 1837 } 1838 return cur; 1839 } 1840 1841 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1842 if (!sUserManager.exists(userId)) return null; 1843 PackageInfo pi; 1844 final PackageSetting ps = (PackageSetting) p.mExtras; 1845 if (ps == null) { 1846 return null; 1847 } 1848 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1849 final PackageUserState state = ps.readUserState(userId); 1850 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1851 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1852 state, userId); 1853 } 1854 1855 public boolean isPackageAvailable(String packageName, int userId) { 1856 if (!sUserManager.exists(userId)) return false; 1857 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1858 synchronized (mPackages) { 1859 PackageParser.Package p = mPackages.get(packageName); 1860 if (p != null) { 1861 final PackageSetting ps = (PackageSetting) p.mExtras; 1862 if (ps != null) { 1863 final PackageUserState state = ps.readUserState(userId); 1864 if (state != null) { 1865 return PackageParser.isAvailable(state); 1866 } 1867 } 1868 } 1869 } 1870 return false; 1871 } 1872 1873 @Override 1874 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1875 if (!sUserManager.exists(userId)) return null; 1876 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1877 // reader 1878 synchronized (mPackages) { 1879 PackageParser.Package p = mPackages.get(packageName); 1880 if (DEBUG_PACKAGE_INFO) 1881 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1882 if (p != null) { 1883 return generatePackageInfo(p, flags, userId); 1884 } 1885 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1886 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1887 } 1888 } 1889 return null; 1890 } 1891 1892 public String[] currentToCanonicalPackageNames(String[] names) { 1893 String[] out = new String[names.length]; 1894 // reader 1895 synchronized (mPackages) { 1896 for (int i=names.length-1; i>=0; i--) { 1897 PackageSetting ps = mSettings.mPackages.get(names[i]); 1898 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1899 } 1900 } 1901 return out; 1902 } 1903 1904 public String[] canonicalToCurrentPackageNames(String[] names) { 1905 String[] out = new String[names.length]; 1906 // reader 1907 synchronized (mPackages) { 1908 for (int i=names.length-1; i>=0; i--) { 1909 String cur = mSettings.mRenamedPackages.get(names[i]); 1910 out[i] = cur != null ? cur : names[i]; 1911 } 1912 } 1913 return out; 1914 } 1915 1916 @Override 1917 public int getPackageUid(String packageName, int userId) { 1918 if (!sUserManager.exists(userId)) return -1; 1919 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1920 // reader 1921 synchronized (mPackages) { 1922 PackageParser.Package p = mPackages.get(packageName); 1923 if(p != null) { 1924 return UserHandle.getUid(userId, p.applicationInfo.uid); 1925 } 1926 PackageSetting ps = mSettings.mPackages.get(packageName); 1927 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1928 return -1; 1929 } 1930 p = ps.pkg; 1931 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1932 } 1933 } 1934 1935 @Override 1936 public int[] getPackageGids(String packageName) { 1937 // reader 1938 synchronized (mPackages) { 1939 PackageParser.Package p = mPackages.get(packageName); 1940 if (DEBUG_PACKAGE_INFO) 1941 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1942 if (p != null) { 1943 final PackageSetting ps = (PackageSetting)p.mExtras; 1944 return ps.getGids(); 1945 } 1946 } 1947 // stupid thing to indicate an error. 1948 return new int[0]; 1949 } 1950 1951 static final PermissionInfo generatePermissionInfo( 1952 BasePermission bp, int flags) { 1953 if (bp.perm != null) { 1954 return PackageParser.generatePermissionInfo(bp.perm, flags); 1955 } 1956 PermissionInfo pi = new PermissionInfo(); 1957 pi.name = bp.name; 1958 pi.packageName = bp.sourcePackage; 1959 pi.nonLocalizedLabel = bp.name; 1960 pi.protectionLevel = bp.protectionLevel; 1961 return pi; 1962 } 1963 1964 public PermissionInfo getPermissionInfo(String name, int flags) { 1965 // reader 1966 synchronized (mPackages) { 1967 final BasePermission p = mSettings.mPermissions.get(name); 1968 if (p != null) { 1969 return generatePermissionInfo(p, flags); 1970 } 1971 return null; 1972 } 1973 } 1974 1975 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1976 // reader 1977 synchronized (mPackages) { 1978 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1979 for (BasePermission p : mSettings.mPermissions.values()) { 1980 if (group == null) { 1981 if (p.perm == null || p.perm.info.group == null) { 1982 out.add(generatePermissionInfo(p, flags)); 1983 } 1984 } else { 1985 if (p.perm != null && group.equals(p.perm.info.group)) { 1986 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1987 } 1988 } 1989 } 1990 1991 if (out.size() > 0) { 1992 return out; 1993 } 1994 return mPermissionGroups.containsKey(group) ? out : null; 1995 } 1996 } 1997 1998 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1999 // reader 2000 synchronized (mPackages) { 2001 return PackageParser.generatePermissionGroupInfo( 2002 mPermissionGroups.get(name), flags); 2003 } 2004 } 2005 2006 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2007 // reader 2008 synchronized (mPackages) { 2009 final int N = mPermissionGroups.size(); 2010 ArrayList<PermissionGroupInfo> out 2011 = new ArrayList<PermissionGroupInfo>(N); 2012 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2013 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2014 } 2015 return out; 2016 } 2017 } 2018 2019 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2020 int userId) { 2021 if (!sUserManager.exists(userId)) return null; 2022 PackageSetting ps = mSettings.mPackages.get(packageName); 2023 if (ps != null) { 2024 if (ps.pkg == null) { 2025 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2026 flags, userId); 2027 if (pInfo != null) { 2028 return pInfo.applicationInfo; 2029 } 2030 return null; 2031 } 2032 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2033 ps.readUserState(userId), userId); 2034 } 2035 return null; 2036 } 2037 2038 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2039 int userId) { 2040 if (!sUserManager.exists(userId)) return null; 2041 PackageSetting ps = mSettings.mPackages.get(packageName); 2042 if (ps != null) { 2043 PackageParser.Package pkg = ps.pkg; 2044 if (pkg == null) { 2045 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2046 return null; 2047 } 2048 pkg = new PackageParser.Package(packageName); 2049 pkg.applicationInfo.packageName = packageName; 2050 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2051 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 2052 pkg.applicationInfo.sourceDir = ps.codePathString; 2053 pkg.applicationInfo.dataDir = 2054 getDataPathForPackage(packageName, 0).getPath(); 2055 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 2056 pkg.applicationInfo.requiredCpuAbi = ps.requiredCpuAbiString; 2057 } 2058 return generatePackageInfo(pkg, flags, userId); 2059 } 2060 return null; 2061 } 2062 2063 @Override 2064 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2065 if (!sUserManager.exists(userId)) return null; 2066 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2067 // writer 2068 synchronized (mPackages) { 2069 PackageParser.Package p = mPackages.get(packageName); 2070 if (DEBUG_PACKAGE_INFO) Log.v( 2071 TAG, "getApplicationInfo " + packageName 2072 + ": " + p); 2073 if (p != null) { 2074 PackageSetting ps = mSettings.mPackages.get(packageName); 2075 if (ps == null) return null; 2076 // Note: isEnabledLP() does not apply here - always return info 2077 return PackageParser.generateApplicationInfo( 2078 p, flags, ps.readUserState(userId), userId); 2079 } 2080 if ("android".equals(packageName)||"system".equals(packageName)) { 2081 return mAndroidApplication; 2082 } 2083 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2084 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2085 } 2086 } 2087 return null; 2088 } 2089 2090 2091 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2092 mContext.enforceCallingOrSelfPermission( 2093 android.Manifest.permission.CLEAR_APP_CACHE, null); 2094 // Queue up an async operation since clearing cache may take a little while. 2095 mHandler.post(new Runnable() { 2096 public void run() { 2097 mHandler.removeCallbacks(this); 2098 int retCode = -1; 2099 synchronized (mInstallLock) { 2100 retCode = mInstaller.freeCache(freeStorageSize); 2101 if (retCode < 0) { 2102 Slog.w(TAG, "Couldn't clear application caches"); 2103 } 2104 } 2105 if (observer != null) { 2106 try { 2107 observer.onRemoveCompleted(null, (retCode >= 0)); 2108 } catch (RemoteException e) { 2109 Slog.w(TAG, "RemoveException when invoking call back"); 2110 } 2111 } 2112 } 2113 }); 2114 } 2115 2116 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2117 mContext.enforceCallingOrSelfPermission( 2118 android.Manifest.permission.CLEAR_APP_CACHE, null); 2119 // Queue up an async operation since clearing cache may take a little while. 2120 mHandler.post(new Runnable() { 2121 public void run() { 2122 mHandler.removeCallbacks(this); 2123 int retCode = -1; 2124 synchronized (mInstallLock) { 2125 retCode = mInstaller.freeCache(freeStorageSize); 2126 if (retCode < 0) { 2127 Slog.w(TAG, "Couldn't clear application caches"); 2128 } 2129 } 2130 if(pi != null) { 2131 try { 2132 // Callback via pending intent 2133 int code = (retCode >= 0) ? 1 : 0; 2134 pi.sendIntent(null, code, null, 2135 null, null); 2136 } catch (SendIntentException e1) { 2137 Slog.i(TAG, "Failed to send pending intent"); 2138 } 2139 } 2140 } 2141 }); 2142 } 2143 2144 @Override 2145 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2146 if (!sUserManager.exists(userId)) return null; 2147 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2148 synchronized (mPackages) { 2149 PackageParser.Activity a = mActivities.mActivities.get(component); 2150 2151 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2152 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2153 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2154 if (ps == null) return null; 2155 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2156 userId); 2157 } 2158 if (mResolveComponentName.equals(component)) { 2159 return mResolveActivity; 2160 } 2161 } 2162 return null; 2163 } 2164 2165 @Override 2166 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2167 String resolvedType) { 2168 synchronized (mPackages) { 2169 PackageParser.Activity a = mActivities.mActivities.get(component); 2170 if (a == null) { 2171 return false; 2172 } 2173 for (int i=0; i<a.intents.size(); i++) { 2174 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2175 intent.getData(), intent.getCategories(), TAG) >= 0) { 2176 return true; 2177 } 2178 } 2179 return false; 2180 } 2181 } 2182 2183 @Override 2184 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2185 if (!sUserManager.exists(userId)) return null; 2186 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2187 synchronized (mPackages) { 2188 PackageParser.Activity a = mReceivers.mActivities.get(component); 2189 if (DEBUG_PACKAGE_INFO) Log.v( 2190 TAG, "getReceiverInfo " + component + ": " + a); 2191 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2192 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2193 if (ps == null) return null; 2194 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2195 userId); 2196 } 2197 } 2198 return null; 2199 } 2200 2201 @Override 2202 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2203 if (!sUserManager.exists(userId)) return null; 2204 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2205 synchronized (mPackages) { 2206 PackageParser.Service s = mServices.mServices.get(component); 2207 if (DEBUG_PACKAGE_INFO) Log.v( 2208 TAG, "getServiceInfo " + component + ": " + s); 2209 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2210 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2211 if (ps == null) return null; 2212 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2213 userId); 2214 } 2215 } 2216 return null; 2217 } 2218 2219 @Override 2220 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2221 if (!sUserManager.exists(userId)) return null; 2222 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2223 synchronized (mPackages) { 2224 PackageParser.Provider p = mProviders.mProviders.get(component); 2225 if (DEBUG_PACKAGE_INFO) Log.v( 2226 TAG, "getProviderInfo " + component + ": " + p); 2227 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2228 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2229 if (ps == null) return null; 2230 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2231 userId); 2232 } 2233 } 2234 return null; 2235 } 2236 2237 public String[] getSystemSharedLibraryNames() { 2238 Set<String> libSet; 2239 synchronized (mPackages) { 2240 libSet = mSharedLibraries.keySet(); 2241 int size = libSet.size(); 2242 if (size > 0) { 2243 String[] libs = new String[size]; 2244 libSet.toArray(libs); 2245 return libs; 2246 } 2247 } 2248 return null; 2249 } 2250 2251 public FeatureInfo[] getSystemAvailableFeatures() { 2252 Collection<FeatureInfo> featSet; 2253 synchronized (mPackages) { 2254 featSet = mAvailableFeatures.values(); 2255 int size = featSet.size(); 2256 if (size > 0) { 2257 FeatureInfo[] features = new FeatureInfo[size+1]; 2258 featSet.toArray(features); 2259 FeatureInfo fi = new FeatureInfo(); 2260 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2261 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2262 features[size] = fi; 2263 return features; 2264 } 2265 } 2266 return null; 2267 } 2268 2269 public boolean hasSystemFeature(String name) { 2270 synchronized (mPackages) { 2271 return mAvailableFeatures.containsKey(name); 2272 } 2273 } 2274 2275 private void checkValidCaller(int uid, int userId) { 2276 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2277 return; 2278 2279 throw new SecurityException("Caller uid=" + uid 2280 + " is not privileged to communicate with user=" + userId); 2281 } 2282 2283 public int checkPermission(String permName, String pkgName) { 2284 synchronized (mPackages) { 2285 PackageParser.Package p = mPackages.get(pkgName); 2286 if (p != null && p.mExtras != null) { 2287 PackageSetting ps = (PackageSetting)p.mExtras; 2288 if (ps.sharedUser != null) { 2289 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2290 return PackageManager.PERMISSION_GRANTED; 2291 } 2292 } else if (ps.grantedPermissions.contains(permName)) { 2293 return PackageManager.PERMISSION_GRANTED; 2294 } 2295 } 2296 } 2297 return PackageManager.PERMISSION_DENIED; 2298 } 2299 2300 public int checkUidPermission(String permName, int uid) { 2301 synchronized (mPackages) { 2302 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2303 if (obj != null) { 2304 GrantedPermissions gp = (GrantedPermissions)obj; 2305 if (gp.grantedPermissions.contains(permName)) { 2306 return PackageManager.PERMISSION_GRANTED; 2307 } 2308 } else { 2309 HashSet<String> perms = mSystemPermissions.get(uid); 2310 if (perms != null && perms.contains(permName)) { 2311 return PackageManager.PERMISSION_GRANTED; 2312 } 2313 } 2314 } 2315 return PackageManager.PERMISSION_DENIED; 2316 } 2317 2318 /** 2319 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2320 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2321 * @param message the message to log on security exception 2322 * @return 2323 */ 2324 private void enforceCrossUserPermission(int callingUid, int userId, 2325 boolean requireFullPermission, String message) { 2326 if (userId < 0) { 2327 throw new IllegalArgumentException("Invalid userId " + userId); 2328 } 2329 if (userId == UserHandle.getUserId(callingUid)) return; 2330 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2331 if (requireFullPermission) { 2332 mContext.enforceCallingOrSelfPermission( 2333 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2334 } else { 2335 try { 2336 mContext.enforceCallingOrSelfPermission( 2337 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2338 } catch (SecurityException se) { 2339 mContext.enforceCallingOrSelfPermission( 2340 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2341 } 2342 } 2343 } 2344 } 2345 2346 private BasePermission findPermissionTreeLP(String permName) { 2347 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2348 if (permName.startsWith(bp.name) && 2349 permName.length() > bp.name.length() && 2350 permName.charAt(bp.name.length()) == '.') { 2351 return bp; 2352 } 2353 } 2354 return null; 2355 } 2356 2357 private BasePermission checkPermissionTreeLP(String permName) { 2358 if (permName != null) { 2359 BasePermission bp = findPermissionTreeLP(permName); 2360 if (bp != null) { 2361 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2362 return bp; 2363 } 2364 throw new SecurityException("Calling uid " 2365 + Binder.getCallingUid() 2366 + " is not allowed to add to permission tree " 2367 + bp.name + " owned by uid " + bp.uid); 2368 } 2369 } 2370 throw new SecurityException("No permission tree found for " + permName); 2371 } 2372 2373 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2374 if (s1 == null) { 2375 return s2 == null; 2376 } 2377 if (s2 == null) { 2378 return false; 2379 } 2380 if (s1.getClass() != s2.getClass()) { 2381 return false; 2382 } 2383 return s1.equals(s2); 2384 } 2385 2386 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2387 if (pi1.icon != pi2.icon) return false; 2388 if (pi1.logo != pi2.logo) return false; 2389 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2390 if (!compareStrings(pi1.name, pi2.name)) return false; 2391 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2392 // We'll take care of setting this one. 2393 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2394 // These are not currently stored in settings. 2395 //if (!compareStrings(pi1.group, pi2.group)) return false; 2396 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2397 //if (pi1.labelRes != pi2.labelRes) return false; 2398 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2399 return true; 2400 } 2401 2402 int permissionInfoFootprint(PermissionInfo info) { 2403 int size = info.name.length(); 2404 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 2405 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 2406 return size; 2407 } 2408 2409 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 2410 int size = 0; 2411 for (BasePermission perm : mSettings.mPermissions.values()) { 2412 if (perm.uid == tree.uid) { 2413 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 2414 } 2415 } 2416 return size; 2417 } 2418 2419 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 2420 // We calculate the max size of permissions defined by this uid and throw 2421 // if that plus the size of 'info' would exceed our stated maximum. 2422 if (tree.uid != Process.SYSTEM_UID) { 2423 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 2424 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 2425 throw new SecurityException("Permission tree size cap exceeded"); 2426 } 2427 } 2428 } 2429 2430 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2431 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2432 throw new SecurityException("Label must be specified in permission"); 2433 } 2434 BasePermission tree = checkPermissionTreeLP(info.name); 2435 BasePermission bp = mSettings.mPermissions.get(info.name); 2436 boolean added = bp == null; 2437 boolean changed = true; 2438 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2439 if (added) { 2440 enforcePermissionCapLocked(info, tree); 2441 bp = new BasePermission(info.name, tree.sourcePackage, 2442 BasePermission.TYPE_DYNAMIC); 2443 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2444 throw new SecurityException( 2445 "Not allowed to modify non-dynamic permission " 2446 + info.name); 2447 } else { 2448 if (bp.protectionLevel == fixedLevel 2449 && bp.perm.owner.equals(tree.perm.owner) 2450 && bp.uid == tree.uid 2451 && comparePermissionInfos(bp.perm.info, info)) { 2452 changed = false; 2453 } 2454 } 2455 bp.protectionLevel = fixedLevel; 2456 info = new PermissionInfo(info); 2457 info.protectionLevel = fixedLevel; 2458 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2459 bp.perm.info.packageName = tree.perm.info.packageName; 2460 bp.uid = tree.uid; 2461 if (added) { 2462 mSettings.mPermissions.put(info.name, bp); 2463 } 2464 if (changed) { 2465 if (!async) { 2466 mSettings.writeLPr(); 2467 } else { 2468 scheduleWriteSettingsLocked(); 2469 } 2470 } 2471 return added; 2472 } 2473 2474 public boolean addPermission(PermissionInfo info) { 2475 synchronized (mPackages) { 2476 return addPermissionLocked(info, false); 2477 } 2478 } 2479 2480 public boolean addPermissionAsync(PermissionInfo info) { 2481 synchronized (mPackages) { 2482 return addPermissionLocked(info, true); 2483 } 2484 } 2485 2486 public void removePermission(String name) { 2487 synchronized (mPackages) { 2488 checkPermissionTreeLP(name); 2489 BasePermission bp = mSettings.mPermissions.get(name); 2490 if (bp != null) { 2491 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2492 throw new SecurityException( 2493 "Not allowed to modify non-dynamic permission " 2494 + name); 2495 } 2496 mSettings.mPermissions.remove(name); 2497 mSettings.writeLPr(); 2498 } 2499 } 2500 } 2501 2502 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2503 int index = pkg.requestedPermissions.indexOf(bp.name); 2504 if (index == -1) { 2505 throw new SecurityException("Package " + pkg.packageName 2506 + " has not requested permission " + bp.name); 2507 } 2508 boolean isNormal = 2509 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2510 == PermissionInfo.PROTECTION_NORMAL); 2511 boolean isDangerous = 2512 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2513 == PermissionInfo.PROTECTION_DANGEROUS); 2514 boolean isDevelopment = 2515 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2516 2517 if (!isNormal && !isDangerous && !isDevelopment) { 2518 throw new SecurityException("Permission " + bp.name 2519 + " is not a changeable permission type"); 2520 } 2521 2522 if (isNormal || isDangerous) { 2523 if (pkg.requestedPermissionsRequired.get(index)) { 2524 throw new SecurityException("Can't change " + bp.name 2525 + ". It is required by the application"); 2526 } 2527 } 2528 } 2529 2530 public void grantPermission(String packageName, String permissionName) { 2531 mContext.enforceCallingOrSelfPermission( 2532 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2533 synchronized (mPackages) { 2534 final PackageParser.Package pkg = mPackages.get(packageName); 2535 if (pkg == null) { 2536 throw new IllegalArgumentException("Unknown package: " + packageName); 2537 } 2538 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2539 if (bp == null) { 2540 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2541 } 2542 2543 checkGrantRevokePermissions(pkg, bp); 2544 2545 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2546 if (ps == null) { 2547 return; 2548 } 2549 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2550 if (gp.grantedPermissions.add(permissionName)) { 2551 if (ps.haveGids) { 2552 gp.gids = appendInts(gp.gids, bp.gids); 2553 } 2554 mSettings.writeLPr(); 2555 } 2556 } 2557 } 2558 2559 public void revokePermission(String packageName, String permissionName) { 2560 int changedAppId = -1; 2561 2562 synchronized (mPackages) { 2563 final PackageParser.Package pkg = mPackages.get(packageName); 2564 if (pkg == null) { 2565 throw new IllegalArgumentException("Unknown package: " + packageName); 2566 } 2567 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2568 mContext.enforceCallingOrSelfPermission( 2569 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2570 } 2571 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2572 if (bp == null) { 2573 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2574 } 2575 2576 checkGrantRevokePermissions(pkg, bp); 2577 2578 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2579 if (ps == null) { 2580 return; 2581 } 2582 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2583 if (gp.grantedPermissions.remove(permissionName)) { 2584 gp.grantedPermissions.remove(permissionName); 2585 if (ps.haveGids) { 2586 gp.gids = removeInts(gp.gids, bp.gids); 2587 } 2588 mSettings.writeLPr(); 2589 changedAppId = ps.appId; 2590 } 2591 } 2592 2593 if (changedAppId >= 0) { 2594 // We changed the perm on someone, kill its processes. 2595 IActivityManager am = ActivityManagerNative.getDefault(); 2596 if (am != null) { 2597 final int callingUserId = UserHandle.getCallingUserId(); 2598 final long ident = Binder.clearCallingIdentity(); 2599 try { 2600 //XXX we should only revoke for the calling user's app permissions, 2601 // but for now we impact all users. 2602 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2603 // "revoke " + permissionName); 2604 int[] users = sUserManager.getUserIds(); 2605 for (int user : users) { 2606 am.killUid(UserHandle.getUid(user, changedAppId), 2607 "revoke " + permissionName); 2608 } 2609 } catch (RemoteException e) { 2610 } finally { 2611 Binder.restoreCallingIdentity(ident); 2612 } 2613 } 2614 } 2615 } 2616 2617 public boolean isProtectedBroadcast(String actionName) { 2618 synchronized (mPackages) { 2619 return mProtectedBroadcasts.contains(actionName); 2620 } 2621 } 2622 2623 public int checkSignatures(String pkg1, String pkg2) { 2624 synchronized (mPackages) { 2625 final PackageParser.Package p1 = mPackages.get(pkg1); 2626 final PackageParser.Package p2 = mPackages.get(pkg2); 2627 if (p1 == null || p1.mExtras == null 2628 || p2 == null || p2.mExtras == null) { 2629 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2630 } 2631 return compareSignatures(p1.mSignatures, p2.mSignatures); 2632 } 2633 } 2634 2635 public int checkUidSignatures(int uid1, int uid2) { 2636 // Map to base uids. 2637 uid1 = UserHandle.getAppId(uid1); 2638 uid2 = UserHandle.getAppId(uid2); 2639 // reader 2640 synchronized (mPackages) { 2641 Signature[] s1; 2642 Signature[] s2; 2643 Object obj = mSettings.getUserIdLPr(uid1); 2644 if (obj != null) { 2645 if (obj instanceof SharedUserSetting) { 2646 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2647 } else if (obj instanceof PackageSetting) { 2648 s1 = ((PackageSetting)obj).signatures.mSignatures; 2649 } else { 2650 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2651 } 2652 } else { 2653 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2654 } 2655 obj = mSettings.getUserIdLPr(uid2); 2656 if (obj != null) { 2657 if (obj instanceof SharedUserSetting) { 2658 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2659 } else if (obj instanceof PackageSetting) { 2660 s2 = ((PackageSetting)obj).signatures.mSignatures; 2661 } else { 2662 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2663 } 2664 } else { 2665 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2666 } 2667 return compareSignatures(s1, s2); 2668 } 2669 } 2670 2671 /** 2672 * Compares two sets of signatures. Returns: 2673 * <br /> 2674 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2675 * <br /> 2676 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2677 * <br /> 2678 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2679 * <br /> 2680 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2681 * <br /> 2682 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2683 */ 2684 static int compareSignatures(Signature[] s1, Signature[] s2) { 2685 if (s1 == null) { 2686 return s2 == null 2687 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2688 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2689 } 2690 2691 if (s2 == null) { 2692 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2693 } 2694 2695 if (s1.length != s2.length) { 2696 return PackageManager.SIGNATURE_NO_MATCH; 2697 } 2698 2699 // Since both signature sets are of size 1, we can compare without HashSets. 2700 if (s1.length == 1) { 2701 return s1[0].equals(s2[0]) ? 2702 PackageManager.SIGNATURE_MATCH : 2703 PackageManager.SIGNATURE_NO_MATCH; 2704 } 2705 2706 HashSet<Signature> set1 = new HashSet<Signature>(); 2707 for (Signature sig : s1) { 2708 set1.add(sig); 2709 } 2710 HashSet<Signature> set2 = new HashSet<Signature>(); 2711 for (Signature sig : s2) { 2712 set2.add(sig); 2713 } 2714 // Make sure s2 contains all signatures in s1. 2715 if (set1.equals(set2)) { 2716 return PackageManager.SIGNATURE_MATCH; 2717 } 2718 return PackageManager.SIGNATURE_NO_MATCH; 2719 } 2720 2721 public String[] getPackagesForUid(int uid) { 2722 uid = UserHandle.getAppId(uid); 2723 // reader 2724 synchronized (mPackages) { 2725 Object obj = mSettings.getUserIdLPr(uid); 2726 if (obj instanceof SharedUserSetting) { 2727 final SharedUserSetting sus = (SharedUserSetting) obj; 2728 final int N = sus.packages.size(); 2729 final String[] res = new String[N]; 2730 final Iterator<PackageSetting> it = sus.packages.iterator(); 2731 int i = 0; 2732 while (it.hasNext()) { 2733 res[i++] = it.next().name; 2734 } 2735 return res; 2736 } else if (obj instanceof PackageSetting) { 2737 final PackageSetting ps = (PackageSetting) obj; 2738 return new String[] { ps.name }; 2739 } 2740 } 2741 return null; 2742 } 2743 2744 public String getNameForUid(int uid) { 2745 // reader 2746 synchronized (mPackages) { 2747 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2748 if (obj instanceof SharedUserSetting) { 2749 final SharedUserSetting sus = (SharedUserSetting) obj; 2750 return sus.name + ":" + sus.userId; 2751 } else if (obj instanceof PackageSetting) { 2752 final PackageSetting ps = (PackageSetting) obj; 2753 return ps.name; 2754 } 2755 } 2756 return null; 2757 } 2758 2759 public int getUidForSharedUser(String sharedUserName) { 2760 if(sharedUserName == null) { 2761 return -1; 2762 } 2763 // reader 2764 synchronized (mPackages) { 2765 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2766 if (suid == null) { 2767 return -1; 2768 } 2769 return suid.userId; 2770 } 2771 } 2772 2773 public int getFlagsForUid(int uid) { 2774 synchronized (mPackages) { 2775 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2776 if (obj instanceof SharedUserSetting) { 2777 final SharedUserSetting sus = (SharedUserSetting) obj; 2778 return sus.pkgFlags; 2779 } else if (obj instanceof PackageSetting) { 2780 final PackageSetting ps = (PackageSetting) obj; 2781 return ps.pkgFlags; 2782 } 2783 } 2784 return 0; 2785 } 2786 2787 @Override 2788 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2789 int flags, int userId) { 2790 if (!sUserManager.exists(userId)) return null; 2791 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2792 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2793 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2794 } 2795 2796 @Override 2797 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2798 IntentFilter filter, int match, ComponentName activity) { 2799 final int userId = UserHandle.getCallingUserId(); 2800 if (DEBUG_PREFERRED) { 2801 Log.v(TAG, "setLastChosenActivity intent=" + intent 2802 + " resolvedType=" + resolvedType 2803 + " flags=" + flags 2804 + " filter=" + filter 2805 + " match=" + match 2806 + " activity=" + activity); 2807 filter.dump(new PrintStreamPrinter(System.out), " "); 2808 } 2809 intent.setComponent(null); 2810 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2811 // Find any earlier preferred or last chosen entries and nuke them 2812 findPreferredActivity(intent, resolvedType, 2813 flags, query, 0, false, true, false, userId); 2814 // Add the new activity as the last chosen for this filter 2815 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2816 } 2817 2818 @Override 2819 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2820 final int userId = UserHandle.getCallingUserId(); 2821 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2822 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2823 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2824 false, false, false, userId); 2825 } 2826 2827 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2828 int flags, List<ResolveInfo> query, int userId) { 2829 if (query != null) { 2830 final int N = query.size(); 2831 if (N == 1) { 2832 return query.get(0); 2833 } else if (N > 1) { 2834 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2835 // If there is more than one activity with the same priority, 2836 // then let the user decide between them. 2837 ResolveInfo r0 = query.get(0); 2838 ResolveInfo r1 = query.get(1); 2839 if (DEBUG_INTENT_MATCHING || debug) { 2840 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2841 + r1.activityInfo.name + "=" + r1.priority); 2842 } 2843 // If the first activity has a higher priority, or a different 2844 // default, then it is always desireable to pick it. 2845 if (r0.priority != r1.priority 2846 || r0.preferredOrder != r1.preferredOrder 2847 || r0.isDefault != r1.isDefault) { 2848 return query.get(0); 2849 } 2850 // If we have saved a preference for a preferred activity for 2851 // this Intent, use that. 2852 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2853 flags, query, r0.priority, true, false, debug, userId); 2854 if (ri != null) { 2855 return ri; 2856 } 2857 if (userId != 0) { 2858 ri = new ResolveInfo(mResolveInfo); 2859 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2860 ri.activityInfo.applicationInfo = new ApplicationInfo( 2861 ri.activityInfo.applicationInfo); 2862 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2863 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2864 return ri; 2865 } 2866 return mResolveInfo; 2867 } 2868 } 2869 return null; 2870 } 2871 2872 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 2873 int flags, List<ResolveInfo> query, boolean debug, int userId) { 2874 final int N = query.size(); 2875 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 2876 .get(userId); 2877 // Get the list of persistent preferred activities that handle the intent 2878 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 2879 List<PersistentPreferredActivity> pprefs = ppir != null 2880 ? ppir.queryIntent(intent, resolvedType, 2881 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2882 : null; 2883 if (pprefs != null && pprefs.size() > 0) { 2884 final int M = pprefs.size(); 2885 for (int i=0; i<M; i++) { 2886 final PersistentPreferredActivity ppa = pprefs.get(i); 2887 if (DEBUG_PREFERRED || debug) { 2888 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 2889 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 2890 + "\n component=" + ppa.mComponent); 2891 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2892 } 2893 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 2894 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2895 if (DEBUG_PREFERRED || debug) { 2896 Slog.v(TAG, "Found persistent preferred activity:"); 2897 if (ai != null) { 2898 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2899 } else { 2900 Slog.v(TAG, " null"); 2901 } 2902 } 2903 if (ai == null) { 2904 // This previously registered persistent preferred activity 2905 // component is no longer known. Ignore it and do NOT remove it. 2906 continue; 2907 } 2908 for (int j=0; j<N; j++) { 2909 final ResolveInfo ri = query.get(j); 2910 if (!ri.activityInfo.applicationInfo.packageName 2911 .equals(ai.applicationInfo.packageName)) { 2912 continue; 2913 } 2914 if (!ri.activityInfo.name.equals(ai.name)) { 2915 continue; 2916 } 2917 // Found a persistent preference that can handle the intent. 2918 if (DEBUG_PREFERRED || debug) { 2919 Slog.v(TAG, "Returning persistent preferred activity: " + 2920 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 2921 } 2922 return ri; 2923 } 2924 } 2925 } 2926 return null; 2927 } 2928 2929 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 2930 List<ResolveInfo> query, int priority, boolean always, 2931 boolean removeMatches, boolean debug, int userId) { 2932 if (!sUserManager.exists(userId)) return null; 2933 // writer 2934 synchronized (mPackages) { 2935 if (intent.getSelector() != null) { 2936 intent = intent.getSelector(); 2937 } 2938 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2939 2940 // Try to find a matching persistent preferred activity. 2941 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 2942 debug, userId); 2943 2944 // If a persistent preferred activity matched, use it. 2945 if (pri != null) { 2946 return pri; 2947 } 2948 2949 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2950 // Get the list of preferred activities that handle the intent 2951 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 2952 List<PreferredActivity> prefs = pir != null 2953 ? pir.queryIntent(intent, resolvedType, 2954 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2955 : null; 2956 if (prefs != null && prefs.size() > 0) { 2957 // First figure out how good the original match set is. 2958 // We will only allow preferred activities that came 2959 // from the same match quality. 2960 int match = 0; 2961 2962 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 2963 2964 final int N = query.size(); 2965 for (int j=0; j<N; j++) { 2966 final ResolveInfo ri = query.get(j); 2967 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 2968 + ": 0x" + Integer.toHexString(match)); 2969 if (ri.match > match) { 2970 match = ri.match; 2971 } 2972 } 2973 2974 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 2975 + Integer.toHexString(match)); 2976 2977 match &= IntentFilter.MATCH_CATEGORY_MASK; 2978 final int M = prefs.size(); 2979 for (int i=0; i<M; i++) { 2980 final PreferredActivity pa = prefs.get(i); 2981 if (DEBUG_PREFERRED || debug) { 2982 Slog.v(TAG, "Checking PreferredActivity ds=" 2983 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 2984 + "\n component=" + pa.mPref.mComponent); 2985 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2986 } 2987 if (pa.mPref.mMatch != match) { 2988 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 2989 + Integer.toHexString(pa.mPref.mMatch)); 2990 continue; 2991 } 2992 // If it's not an "always" type preferred activity and that's what we're 2993 // looking for, skip it. 2994 if (always && !pa.mPref.mAlways) { 2995 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 2996 continue; 2997 } 2998 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 2999 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3000 if (DEBUG_PREFERRED || debug) { 3001 Slog.v(TAG, "Found preferred activity:"); 3002 if (ai != null) { 3003 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3004 } else { 3005 Slog.v(TAG, " null"); 3006 } 3007 } 3008 if (ai == null) { 3009 // This previously registered preferred activity 3010 // component is no longer known. Most likely an update 3011 // to the app was installed and in the new version this 3012 // component no longer exists. Clean it up by removing 3013 // it from the preferred activities list, and skip it. 3014 Slog.w(TAG, "Removing dangling preferred activity: " 3015 + pa.mPref.mComponent); 3016 pir.removeFilter(pa); 3017 continue; 3018 } 3019 for (int j=0; j<N; j++) { 3020 final ResolveInfo ri = query.get(j); 3021 if (!ri.activityInfo.applicationInfo.packageName 3022 .equals(ai.applicationInfo.packageName)) { 3023 continue; 3024 } 3025 if (!ri.activityInfo.name.equals(ai.name)) { 3026 continue; 3027 } 3028 3029 if (removeMatches) { 3030 pir.removeFilter(pa); 3031 if (DEBUG_PREFERRED) { 3032 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3033 } 3034 break; 3035 } 3036 3037 // Okay we found a previously set preferred or last chosen app. 3038 // If the result set is different from when this 3039 // was created, we need to clear it and re-ask the 3040 // user their preference, if we're looking for an "always" type entry. 3041 if (always && !pa.mPref.sameSet(query, priority)) { 3042 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3043 + intent + " type " + resolvedType); 3044 if (DEBUG_PREFERRED) { 3045 Slog.v(TAG, "Removing preferred activity since set changed " 3046 + pa.mPref.mComponent); 3047 } 3048 pir.removeFilter(pa); 3049 // Re-add the filter as a "last chosen" entry (!always) 3050 PreferredActivity lastChosen = new PreferredActivity( 3051 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3052 pir.addFilter(lastChosen); 3053 mSettings.writePackageRestrictionsLPr(userId); 3054 return null; 3055 } 3056 3057 // Yay! Either the set matched or we're looking for the last chosen 3058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3059 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3060 mSettings.writePackageRestrictionsLPr(userId); 3061 return ri; 3062 } 3063 } 3064 } 3065 mSettings.writePackageRestrictionsLPr(userId); 3066 } 3067 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3068 return null; 3069 } 3070 3071 @Override 3072 public List<ResolveInfo> queryIntentActivities(Intent intent, 3073 String resolvedType, int flags, int userId) { 3074 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3075 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 3076 ComponentName comp = intent.getComponent(); 3077 if (comp == null) { 3078 if (intent.getSelector() != null) { 3079 intent = intent.getSelector(); 3080 comp = intent.getComponent(); 3081 } 3082 } 3083 3084 if (comp != null) { 3085 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3086 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3087 if (ai != null) { 3088 final ResolveInfo ri = new ResolveInfo(); 3089 ri.activityInfo = ai; 3090 list.add(ri); 3091 } 3092 return list; 3093 } 3094 3095 // reader 3096 synchronized (mPackages) { 3097 final String pkgName = intent.getPackage(); 3098 if (pkgName == null) { 3099 return mActivities.queryIntent(intent, resolvedType, flags, userId); 3100 } 3101 final PackageParser.Package pkg = mPackages.get(pkgName); 3102 if (pkg != null) { 3103 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 3104 pkg.activities, userId); 3105 } 3106 return new ArrayList<ResolveInfo>(); 3107 } 3108 } 3109 3110 @Override 3111 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 3112 Intent[] specifics, String[] specificTypes, Intent intent, 3113 String resolvedType, int flags, int userId) { 3114 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3115 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 3116 "query intent activity options"); 3117 final String resultsAction = intent.getAction(); 3118 3119 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 3120 | PackageManager.GET_RESOLVED_FILTER, userId); 3121 3122 if (DEBUG_INTENT_MATCHING) { 3123 Log.v(TAG, "Query " + intent + ": " + results); 3124 } 3125 3126 int specificsPos = 0; 3127 int N; 3128 3129 // todo: note that the algorithm used here is O(N^2). This 3130 // isn't a problem in our current environment, but if we start running 3131 // into situations where we have more than 5 or 10 matches then this 3132 // should probably be changed to something smarter... 3133 3134 // First we go through and resolve each of the specific items 3135 // that were supplied, taking care of removing any corresponding 3136 // duplicate items in the generic resolve list. 3137 if (specifics != null) { 3138 for (int i=0; i<specifics.length; i++) { 3139 final Intent sintent = specifics[i]; 3140 if (sintent == null) { 3141 continue; 3142 } 3143 3144 if (DEBUG_INTENT_MATCHING) { 3145 Log.v(TAG, "Specific #" + i + ": " + sintent); 3146 } 3147 3148 String action = sintent.getAction(); 3149 if (resultsAction != null && resultsAction.equals(action)) { 3150 // If this action was explicitly requested, then don't 3151 // remove things that have it. 3152 action = null; 3153 } 3154 3155 ResolveInfo ri = null; 3156 ActivityInfo ai = null; 3157 3158 ComponentName comp = sintent.getComponent(); 3159 if (comp == null) { 3160 ri = resolveIntent( 3161 sintent, 3162 specificTypes != null ? specificTypes[i] : null, 3163 flags, userId); 3164 if (ri == null) { 3165 continue; 3166 } 3167 if (ri == mResolveInfo) { 3168 // ACK! Must do something better with this. 3169 } 3170 ai = ri.activityInfo; 3171 comp = new ComponentName(ai.applicationInfo.packageName, 3172 ai.name); 3173 } else { 3174 ai = getActivityInfo(comp, flags, userId); 3175 if (ai == null) { 3176 continue; 3177 } 3178 } 3179 3180 // Look for any generic query activities that are duplicates 3181 // of this specific one, and remove them from the results. 3182 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3183 N = results.size(); 3184 int j; 3185 for (j=specificsPos; j<N; j++) { 3186 ResolveInfo sri = results.get(j); 3187 if ((sri.activityInfo.name.equals(comp.getClassName()) 3188 && sri.activityInfo.applicationInfo.packageName.equals( 3189 comp.getPackageName())) 3190 || (action != null && sri.filter.matchAction(action))) { 3191 results.remove(j); 3192 if (DEBUG_INTENT_MATCHING) Log.v( 3193 TAG, "Removing duplicate item from " + j 3194 + " due to specific " + specificsPos); 3195 if (ri == null) { 3196 ri = sri; 3197 } 3198 j--; 3199 N--; 3200 } 3201 } 3202 3203 // Add this specific item to its proper place. 3204 if (ri == null) { 3205 ri = new ResolveInfo(); 3206 ri.activityInfo = ai; 3207 } 3208 results.add(specificsPos, ri); 3209 ri.specificIndex = i; 3210 specificsPos++; 3211 } 3212 } 3213 3214 // Now we go through the remaining generic results and remove any 3215 // duplicate actions that are found here. 3216 N = results.size(); 3217 for (int i=specificsPos; i<N-1; i++) { 3218 final ResolveInfo rii = results.get(i); 3219 if (rii.filter == null) { 3220 continue; 3221 } 3222 3223 // Iterate over all of the actions of this result's intent 3224 // filter... typically this should be just one. 3225 final Iterator<String> it = rii.filter.actionsIterator(); 3226 if (it == null) { 3227 continue; 3228 } 3229 while (it.hasNext()) { 3230 final String action = it.next(); 3231 if (resultsAction != null && resultsAction.equals(action)) { 3232 // If this action was explicitly requested, then don't 3233 // remove things that have it. 3234 continue; 3235 } 3236 for (int j=i+1; j<N; j++) { 3237 final ResolveInfo rij = results.get(j); 3238 if (rij.filter != null && rij.filter.hasAction(action)) { 3239 results.remove(j); 3240 if (DEBUG_INTENT_MATCHING) Log.v( 3241 TAG, "Removing duplicate item from " + j 3242 + " due to action " + action + " at " + i); 3243 j--; 3244 N--; 3245 } 3246 } 3247 } 3248 3249 // If the caller didn't request filter information, drop it now 3250 // so we don't have to marshall/unmarshall it. 3251 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3252 rii.filter = null; 3253 } 3254 } 3255 3256 // Filter out the caller activity if so requested. 3257 if (caller != null) { 3258 N = results.size(); 3259 for (int i=0; i<N; i++) { 3260 ActivityInfo ainfo = results.get(i).activityInfo; 3261 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3262 && caller.getClassName().equals(ainfo.name)) { 3263 results.remove(i); 3264 break; 3265 } 3266 } 3267 } 3268 3269 // If the caller didn't request filter information, 3270 // drop them now so we don't have to 3271 // marshall/unmarshall it. 3272 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3273 N = results.size(); 3274 for (int i=0; i<N; i++) { 3275 results.get(i).filter = null; 3276 } 3277 } 3278 3279 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3280 return results; 3281 } 3282 3283 @Override 3284 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3285 int userId) { 3286 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3287 ComponentName comp = intent.getComponent(); 3288 if (comp == null) { 3289 if (intent.getSelector() != null) { 3290 intent = intent.getSelector(); 3291 comp = intent.getComponent(); 3292 } 3293 } 3294 if (comp != null) { 3295 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3296 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3297 if (ai != null) { 3298 ResolveInfo ri = new ResolveInfo(); 3299 ri.activityInfo = ai; 3300 list.add(ri); 3301 } 3302 return list; 3303 } 3304 3305 // reader 3306 synchronized (mPackages) { 3307 String pkgName = intent.getPackage(); 3308 if (pkgName == null) { 3309 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3310 } 3311 final PackageParser.Package pkg = mPackages.get(pkgName); 3312 if (pkg != null) { 3313 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3314 userId); 3315 } 3316 return null; 3317 } 3318 } 3319 3320 @Override 3321 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3322 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3323 if (!sUserManager.exists(userId)) return null; 3324 if (query != null) { 3325 if (query.size() >= 1) { 3326 // If there is more than one service with the same priority, 3327 // just arbitrarily pick the first one. 3328 return query.get(0); 3329 } 3330 } 3331 return null; 3332 } 3333 3334 @Override 3335 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3336 int userId) { 3337 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3338 ComponentName comp = intent.getComponent(); 3339 if (comp == null) { 3340 if (intent.getSelector() != null) { 3341 intent = intent.getSelector(); 3342 comp = intent.getComponent(); 3343 } 3344 } 3345 if (comp != null) { 3346 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3347 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3348 if (si != null) { 3349 final ResolveInfo ri = new ResolveInfo(); 3350 ri.serviceInfo = si; 3351 list.add(ri); 3352 } 3353 return list; 3354 } 3355 3356 // reader 3357 synchronized (mPackages) { 3358 String pkgName = intent.getPackage(); 3359 if (pkgName == null) { 3360 return mServices.queryIntent(intent, resolvedType, flags, userId); 3361 } 3362 final PackageParser.Package pkg = mPackages.get(pkgName); 3363 if (pkg != null) { 3364 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3365 userId); 3366 } 3367 return null; 3368 } 3369 } 3370 3371 @Override 3372 public List<ResolveInfo> queryIntentContentProviders( 3373 Intent intent, String resolvedType, int flags, int userId) { 3374 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3375 ComponentName comp = intent.getComponent(); 3376 if (comp == null) { 3377 if (intent.getSelector() != null) { 3378 intent = intent.getSelector(); 3379 comp = intent.getComponent(); 3380 } 3381 } 3382 if (comp != null) { 3383 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3384 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3385 if (pi != null) { 3386 final ResolveInfo ri = new ResolveInfo(); 3387 ri.providerInfo = pi; 3388 list.add(ri); 3389 } 3390 return list; 3391 } 3392 3393 // reader 3394 synchronized (mPackages) { 3395 String pkgName = intent.getPackage(); 3396 if (pkgName == null) { 3397 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3398 } 3399 final PackageParser.Package pkg = mPackages.get(pkgName); 3400 if (pkg != null) { 3401 return mProviders.queryIntentForPackage( 3402 intent, resolvedType, flags, pkg.providers, userId); 3403 } 3404 return null; 3405 } 3406 } 3407 3408 @Override 3409 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3410 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3411 3412 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3413 3414 // writer 3415 synchronized (mPackages) { 3416 ArrayList<PackageInfo> list; 3417 if (listUninstalled) { 3418 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3419 for (PackageSetting ps : mSettings.mPackages.values()) { 3420 PackageInfo pi; 3421 if (ps.pkg != null) { 3422 pi = generatePackageInfo(ps.pkg, flags, userId); 3423 } else { 3424 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3425 } 3426 if (pi != null) { 3427 list.add(pi); 3428 } 3429 } 3430 } else { 3431 list = new ArrayList<PackageInfo>(mPackages.size()); 3432 for (PackageParser.Package p : mPackages.values()) { 3433 PackageInfo pi = generatePackageInfo(p, flags, userId); 3434 if (pi != null) { 3435 list.add(pi); 3436 } 3437 } 3438 } 3439 3440 return new ParceledListSlice<PackageInfo>(list); 3441 } 3442 } 3443 3444 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3445 String[] permissions, boolean[] tmp, int flags, int userId) { 3446 int numMatch = 0; 3447 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3448 for (int i=0; i<permissions.length; i++) { 3449 if (gp.grantedPermissions.contains(permissions[i])) { 3450 tmp[i] = true; 3451 numMatch++; 3452 } else { 3453 tmp[i] = false; 3454 } 3455 } 3456 if (numMatch == 0) { 3457 return; 3458 } 3459 PackageInfo pi; 3460 if (ps.pkg != null) { 3461 pi = generatePackageInfo(ps.pkg, flags, userId); 3462 } else { 3463 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3464 } 3465 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3466 if (numMatch == permissions.length) { 3467 pi.requestedPermissions = permissions; 3468 } else { 3469 pi.requestedPermissions = new String[numMatch]; 3470 numMatch = 0; 3471 for (int i=0; i<permissions.length; i++) { 3472 if (tmp[i]) { 3473 pi.requestedPermissions[numMatch] = permissions[i]; 3474 numMatch++; 3475 } 3476 } 3477 } 3478 } 3479 list.add(pi); 3480 } 3481 3482 @Override 3483 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3484 String[] permissions, int flags, int userId) { 3485 if (!sUserManager.exists(userId)) return null; 3486 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3487 3488 // writer 3489 synchronized (mPackages) { 3490 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3491 boolean[] tmpBools = new boolean[permissions.length]; 3492 if (listUninstalled) { 3493 for (PackageSetting ps : mSettings.mPackages.values()) { 3494 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3495 } 3496 } else { 3497 for (PackageParser.Package pkg : mPackages.values()) { 3498 PackageSetting ps = (PackageSetting)pkg.mExtras; 3499 if (ps != null) { 3500 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3501 userId); 3502 } 3503 } 3504 } 3505 3506 return new ParceledListSlice<PackageInfo>(list); 3507 } 3508 } 3509 3510 @Override 3511 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3512 if (!sUserManager.exists(userId)) return null; 3513 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3514 3515 // writer 3516 synchronized (mPackages) { 3517 ArrayList<ApplicationInfo> list; 3518 if (listUninstalled) { 3519 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3520 for (PackageSetting ps : mSettings.mPackages.values()) { 3521 ApplicationInfo ai; 3522 if (ps.pkg != null) { 3523 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3524 ps.readUserState(userId), userId); 3525 } else { 3526 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3527 } 3528 if (ai != null) { 3529 list.add(ai); 3530 } 3531 } 3532 } else { 3533 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3534 for (PackageParser.Package p : mPackages.values()) { 3535 if (p.mExtras != null) { 3536 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3537 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3538 if (ai != null) { 3539 list.add(ai); 3540 } 3541 } 3542 } 3543 } 3544 3545 return new ParceledListSlice<ApplicationInfo>(list); 3546 } 3547 } 3548 3549 public List<ApplicationInfo> getPersistentApplications(int flags) { 3550 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3551 3552 // reader 3553 synchronized (mPackages) { 3554 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3555 final int userId = UserHandle.getCallingUserId(); 3556 while (i.hasNext()) { 3557 final PackageParser.Package p = i.next(); 3558 if (p.applicationInfo != null 3559 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3560 && (!mSafeMode || isSystemApp(p))) { 3561 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3562 if (ps != null) { 3563 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3564 ps.readUserState(userId), userId); 3565 if (ai != null) { 3566 finalList.add(ai); 3567 } 3568 } 3569 } 3570 } 3571 } 3572 3573 return finalList; 3574 } 3575 3576 @Override 3577 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3578 if (!sUserManager.exists(userId)) return null; 3579 // reader 3580 synchronized (mPackages) { 3581 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3582 PackageSetting ps = provider != null 3583 ? mSettings.mPackages.get(provider.owner.packageName) 3584 : null; 3585 return ps != null 3586 && mSettings.isEnabledLPr(provider.info, flags, userId) 3587 && (!mSafeMode || (provider.info.applicationInfo.flags 3588 &ApplicationInfo.FLAG_SYSTEM) != 0) 3589 ? PackageParser.generateProviderInfo(provider, flags, 3590 ps.readUserState(userId), userId) 3591 : null; 3592 } 3593 } 3594 3595 /** 3596 * @deprecated 3597 */ 3598 @Deprecated 3599 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3600 // reader 3601 synchronized (mPackages) { 3602 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3603 .entrySet().iterator(); 3604 final int userId = UserHandle.getCallingUserId(); 3605 while (i.hasNext()) { 3606 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3607 PackageParser.Provider p = entry.getValue(); 3608 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3609 3610 if (ps != null && p.syncable 3611 && (!mSafeMode || (p.info.applicationInfo.flags 3612 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3613 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3614 ps.readUserState(userId), userId); 3615 if (info != null) { 3616 outNames.add(entry.getKey()); 3617 outInfo.add(info); 3618 } 3619 } 3620 } 3621 } 3622 } 3623 3624 public List<ProviderInfo> queryContentProviders(String processName, 3625 int uid, int flags) { 3626 ArrayList<ProviderInfo> finalList = null; 3627 // reader 3628 synchronized (mPackages) { 3629 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3630 final int userId = processName != null ? 3631 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3632 while (i.hasNext()) { 3633 final PackageParser.Provider p = i.next(); 3634 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3635 if (ps != null && p.info.authority != null 3636 && (processName == null 3637 || (p.info.processName.equals(processName) 3638 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3639 && mSettings.isEnabledLPr(p.info, flags, userId) 3640 && (!mSafeMode 3641 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3642 if (finalList == null) { 3643 finalList = new ArrayList<ProviderInfo>(3); 3644 } 3645 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3646 ps.readUserState(userId), userId); 3647 if (info != null) { 3648 finalList.add(info); 3649 } 3650 } 3651 } 3652 } 3653 3654 if (finalList != null) { 3655 Collections.sort(finalList, mProviderInitOrderSorter); 3656 } 3657 3658 return finalList; 3659 } 3660 3661 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3662 int flags) { 3663 // reader 3664 synchronized (mPackages) { 3665 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3666 return PackageParser.generateInstrumentationInfo(i, flags); 3667 } 3668 } 3669 3670 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3671 int flags) { 3672 ArrayList<InstrumentationInfo> finalList = 3673 new ArrayList<InstrumentationInfo>(); 3674 3675 // reader 3676 synchronized (mPackages) { 3677 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3678 while (i.hasNext()) { 3679 final PackageParser.Instrumentation p = i.next(); 3680 if (targetPackage == null 3681 || targetPackage.equals(p.info.targetPackage)) { 3682 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3683 flags); 3684 if (ii != null) { 3685 finalList.add(ii); 3686 } 3687 } 3688 } 3689 } 3690 3691 return finalList; 3692 } 3693 3694 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3695 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3696 if (overlays == null) { 3697 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3698 return; 3699 } 3700 for (PackageParser.Package opkg : overlays.values()) { 3701 // Not much to do if idmap fails: we already logged the error 3702 // and we certainly don't want to abort installation of pkg simply 3703 // because an overlay didn't fit properly. For these reasons, 3704 // ignore the return value of createIdmapForPackagePairLI. 3705 createIdmapForPackagePairLI(pkg, opkg); 3706 } 3707 } 3708 3709 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3710 PackageParser.Package opkg) { 3711 if (!opkg.mTrustedOverlay) { 3712 Slog.w(TAG, "Skipping target and overlay pair " + pkg.mScanPath + " and " + 3713 opkg.mScanPath + ": overlay not trusted"); 3714 return false; 3715 } 3716 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3717 if (overlaySet == null) { 3718 Slog.e(TAG, "was about to create idmap for " + pkg.mScanPath + " and " + 3719 opkg.mScanPath + " but target package has no known overlays"); 3720 return false; 3721 } 3722 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3723 if (mInstaller.idmap(pkg.mScanPath, opkg.mScanPath, sharedGid) != 0) { 3724 Slog.e(TAG, "Failed to generate idmap for " + pkg.mScanPath + " and " + opkg.mScanPath); 3725 return false; 3726 } 3727 PackageParser.Package[] overlayArray = 3728 overlaySet.values().toArray(new PackageParser.Package[0]); 3729 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3730 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3731 return p1.mOverlayPriority - p2.mOverlayPriority; 3732 } 3733 }; 3734 Arrays.sort(overlayArray, cmp); 3735 3736 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3737 int i = 0; 3738 for (PackageParser.Package p : overlayArray) { 3739 pkg.applicationInfo.resourceDirs[i++] = p.applicationInfo.sourceDir; 3740 } 3741 return true; 3742 } 3743 3744 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3745 String[] files = dir.list(); 3746 if (files == null) { 3747 Log.d(TAG, "No files in app dir " + dir); 3748 return; 3749 } 3750 3751 if (DEBUG_PACKAGE_SCANNING) { 3752 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 3753 + " flags=0x" + Integer.toHexString(flags)); 3754 } 3755 3756 int i; 3757 for (i=0; i<files.length; i++) { 3758 File file = new File(dir, files[i]); 3759 if (!isPackageFilename(files[i])) { 3760 // Ignore entries which are not apk's 3761 continue; 3762 } 3763 PackageParser.Package pkg = scanPackageLI(file, 3764 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3765 // Don't mess around with apps in system partition. 3766 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3767 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3768 // Delete the apk 3769 Slog.w(TAG, "Cleaning up failed install of " + file); 3770 file.delete(); 3771 } 3772 } 3773 } 3774 3775 private static File getSettingsProblemFile() { 3776 File dataDir = Environment.getDataDirectory(); 3777 File systemDir = new File(dataDir, "system"); 3778 File fname = new File(systemDir, "uiderrors.txt"); 3779 return fname; 3780 } 3781 3782 static void reportSettingsProblem(int priority, String msg) { 3783 try { 3784 File fname = getSettingsProblemFile(); 3785 FileOutputStream out = new FileOutputStream(fname, true); 3786 PrintWriter pw = new FastPrintWriter(out); 3787 SimpleDateFormat formatter = new SimpleDateFormat(); 3788 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3789 pw.println(dateString + ": " + msg); 3790 pw.close(); 3791 FileUtils.setPermissions( 3792 fname.toString(), 3793 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3794 -1, -1); 3795 } catch (java.io.IOException e) { 3796 } 3797 Slog.println(priority, TAG, msg); 3798 } 3799 3800 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3801 PackageParser.Package pkg, File srcFile, int parseFlags) { 3802 if (ps != null 3803 && ps.codePath.equals(srcFile) 3804 && ps.timeStamp == srcFile.lastModified()) { 3805 if (ps.signatures.mSignatures != null 3806 && ps.signatures.mSignatures.length != 0) { 3807 // Optimization: reuse the existing cached certificates 3808 // if the package appears to be unchanged. 3809 pkg.mSignatures = ps.signatures.mSignatures; 3810 return true; 3811 } 3812 3813 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3814 } else { 3815 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3816 } 3817 3818 if (!pp.collectCertificates(pkg, parseFlags)) { 3819 mLastScanError = pp.getParseError(); 3820 return false; 3821 } 3822 return true; 3823 } 3824 3825 /* 3826 * Scan a package and return the newly parsed package. 3827 * Returns null in case of errors and the error code is stored in mLastScanError 3828 */ 3829 private PackageParser.Package scanPackageLI(File scanFile, 3830 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3831 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3832 String scanPath = scanFile.getPath(); 3833 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 3834 parseFlags |= mDefParseFlags; 3835 PackageParser pp = new PackageParser(scanPath); 3836 pp.setSeparateProcesses(mSeparateProcesses); 3837 pp.setOnlyCoreApps(mOnlyCore); 3838 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3839 scanPath, mMetrics, parseFlags, (scanMode & SCAN_TRUSTED_OVERLAY) != 0); 3840 3841 if (pkg == null) { 3842 mLastScanError = pp.getParseError(); 3843 return null; 3844 } 3845 3846 PackageSetting ps = null; 3847 PackageSetting updatedPkg; 3848 // reader 3849 synchronized (mPackages) { 3850 // Look to see if we already know about this package. 3851 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3852 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3853 // This package has been renamed to its original name. Let's 3854 // use that. 3855 ps = mSettings.peekPackageLPr(oldName); 3856 } 3857 // If there was no original package, see one for the real package name. 3858 if (ps == null) { 3859 ps = mSettings.peekPackageLPr(pkg.packageName); 3860 } 3861 // Check to see if this package could be hiding/updating a system 3862 // package. Must look for it either under the original or real 3863 // package name depending on our state. 3864 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3865 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 3866 } 3867 boolean updatedPkgBetter = false; 3868 // First check if this is a system package that may involve an update 3869 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3870 if (ps != null && !ps.codePath.equals(scanFile)) { 3871 // The path has changed from what was last scanned... check the 3872 // version of the new path against what we have stored to determine 3873 // what to do. 3874 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 3875 if (pkg.mVersionCode < ps.versionCode) { 3876 // The system package has been updated and the code path does not match 3877 // Ignore entry. Skip it. 3878 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3879 + " ignored: updated version " + ps.versionCode 3880 + " better than this " + pkg.mVersionCode); 3881 if (!updatedPkg.codePath.equals(scanFile)) { 3882 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 3883 + ps.name + " changing from " + updatedPkg.codePathString 3884 + " to " + scanFile); 3885 updatedPkg.codePath = scanFile; 3886 updatedPkg.codePathString = scanFile.toString(); 3887 // This is the point at which we know that the system-disk APK 3888 // for this package has moved during a reboot (e.g. due to an OTA), 3889 // so we need to reevaluate it for privilege policy. 3890 if (locationIsPrivileged(scanFile)) { 3891 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 3892 } 3893 } 3894 updatedPkg.pkg = pkg; 3895 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3896 return null; 3897 } else { 3898 // The current app on the system partion is better than 3899 // what we have updated to on the data partition; switch 3900 // back to the system partition version. 3901 // At this point, its safely assumed that package installation for 3902 // apps in system partition will go through. If not there won't be a working 3903 // version of the app 3904 // writer 3905 synchronized (mPackages) { 3906 // Just remove the loaded entries from package lists. 3907 mPackages.remove(ps.name); 3908 } 3909 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3910 + "reverting from " + ps.codePathString 3911 + ": new version " + pkg.mVersionCode 3912 + " better than installed " + ps.versionCode); 3913 3914 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3915 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3916 synchronized (mInstallLock) { 3917 args.cleanUpResourcesLI(); 3918 } 3919 synchronized (mPackages) { 3920 mSettings.enableSystemPackageLPw(ps.name); 3921 } 3922 updatedPkgBetter = true; 3923 } 3924 } 3925 } 3926 3927 if (updatedPkg != null) { 3928 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3929 // initially 3930 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3931 3932 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 3933 // flag set initially 3934 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 3935 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 3936 } 3937 } 3938 // Verify certificates against what was last scanned 3939 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3940 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3941 return null; 3942 } 3943 3944 /* 3945 * A new system app appeared, but we already had a non-system one of the 3946 * same name installed earlier. 3947 */ 3948 boolean shouldHideSystemApp = false; 3949 if (updatedPkg == null && ps != null 3950 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3951 /* 3952 * Check to make sure the signatures match first. If they don't, 3953 * wipe the installed application and its data. 3954 */ 3955 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3956 != PackageManager.SIGNATURE_MATCH) { 3957 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 3958 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 3959 ps = null; 3960 } else { 3961 /* 3962 * If the newly-added system app is an older version than the 3963 * already installed version, hide it. It will be scanned later 3964 * and re-added like an update. 3965 */ 3966 if (pkg.mVersionCode < ps.versionCode) { 3967 shouldHideSystemApp = true; 3968 } else { 3969 /* 3970 * The newly found system app is a newer version that the 3971 * one previously installed. Simply remove the 3972 * already-installed application and replace it with our own 3973 * while keeping the application data. 3974 */ 3975 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3976 + ps.codePathString + ": new version " + pkg.mVersionCode 3977 + " better than installed " + ps.versionCode); 3978 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3979 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3980 synchronized (mInstallLock) { 3981 args.cleanUpResourcesLI(); 3982 } 3983 } 3984 } 3985 } 3986 3987 // The apk is forward locked (not public) if its code and resources 3988 // are kept in different files. (except for app in either system or 3989 // vendor path). 3990 // TODO grab this value from PackageSettings 3991 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3992 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3993 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3994 } 3995 } 3996 3997 String codePath = null; 3998 String resPath = null; 3999 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 4000 if (ps != null && ps.resourcePathString != null) { 4001 resPath = ps.resourcePathString; 4002 } else { 4003 // Should not happen at all. Just log an error. 4004 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 4005 } 4006 } else { 4007 resPath = pkg.mScanPath; 4008 } 4009 4010 codePath = pkg.mScanPath; 4011 // Set application objects path explicitly. 4012 setApplicationInfoPaths(pkg, codePath, resPath); 4013 // Applications can run with the primary Cpu Abi unless otherwise is specified 4014 pkg.applicationInfo.requiredCpuAbi = null; 4015 // Note that we invoke the following method only if we are about to unpack an application 4016 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 4017 | SCAN_UPDATE_SIGNATURE, currentTime, user); 4018 4019 /* 4020 * If the system app should be overridden by a previously installed 4021 * data, hide the system app now and let the /data/app scan pick it up 4022 * again. 4023 */ 4024 if (shouldHideSystemApp) { 4025 synchronized (mPackages) { 4026 /* 4027 * We have to grant systems permissions before we hide, because 4028 * grantPermissions will assume the package update is trying to 4029 * expand its permissions. 4030 */ 4031 grantPermissionsLPw(pkg, true); 4032 mSettings.disableSystemPackageLPw(pkg.packageName); 4033 } 4034 } 4035 4036 return scannedPkg; 4037 } 4038 4039 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 4040 String destResPath) { 4041 pkg.mPath = pkg.mScanPath = destCodePath; 4042 pkg.applicationInfo.sourceDir = destCodePath; 4043 pkg.applicationInfo.publicSourceDir = destResPath; 4044 } 4045 4046 private static String fixProcessName(String defProcessName, 4047 String processName, int uid) { 4048 if (processName == null) { 4049 return defProcessName; 4050 } 4051 return processName; 4052 } 4053 4054 private boolean verifySignaturesLP(PackageSetting pkgSetting, 4055 PackageParser.Package pkg) { 4056 if (pkgSetting.signatures.mSignatures != null) { 4057 // Already existing package. Make sure signatures match 4058 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 4059 PackageManager.SIGNATURE_MATCH) { 4060 Slog.e(TAG, "Package " + pkg.packageName 4061 + " signatures do not match the previously installed version; ignoring!"); 4062 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 4063 return false; 4064 } 4065 } 4066 // Check for shared user signatures 4067 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 4068 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4069 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4070 Slog.e(TAG, "Package " + pkg.packageName 4071 + " has no signatures that match those in shared user " 4072 + pkgSetting.sharedUser.name + "; ignoring!"); 4073 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 4074 return false; 4075 } 4076 } 4077 return true; 4078 } 4079 4080 /** 4081 * Enforces that only the system UID or root's UID can call a method exposed 4082 * via Binder. 4083 * 4084 * @param message used as message if SecurityException is thrown 4085 * @throws SecurityException if the caller is not system or root 4086 */ 4087 private static final void enforceSystemOrRoot(String message) { 4088 final int uid = Binder.getCallingUid(); 4089 if (uid != Process.SYSTEM_UID && uid != 0) { 4090 throw new SecurityException(message); 4091 } 4092 } 4093 4094 public void performBootDexOpt() { 4095 HashSet<PackageParser.Package> pkgs = null; 4096 synchronized (mPackages) { 4097 pkgs = mDeferredDexOpt; 4098 mDeferredDexOpt = null; 4099 } 4100 if (pkgs != null) { 4101 int i = 0; 4102 for (PackageParser.Package pkg : pkgs) { 4103 if (!isFirstBoot()) { 4104 i++; 4105 try { 4106 ActivityManagerNative.getDefault().showBootMessage( 4107 mContext.getResources().getString( 4108 com.android.internal.R.string.android_upgrading_apk, 4109 i, pkgs.size()), true); 4110 } catch (RemoteException e) { 4111 } 4112 } 4113 PackageParser.Package p = pkg; 4114 synchronized (mInstallLock) { 4115 if (!p.mDidDexOpt) { 4116 performDexOptLI(p, false, false, true); 4117 } 4118 } 4119 } 4120 } 4121 } 4122 4123 public boolean performDexOpt(String packageName) { 4124 enforceSystemOrRoot("Only the system can request dexopt be performed"); 4125 4126 if (!mNoDexOpt) { 4127 return false; 4128 } 4129 4130 PackageParser.Package p; 4131 synchronized (mPackages) { 4132 p = mPackages.get(packageName); 4133 if (p == null || p.mDidDexOpt) { 4134 return false; 4135 } 4136 } 4137 synchronized (mInstallLock) { 4138 return performDexOptLI(p, false, false, true) == DEX_OPT_PERFORMED; 4139 } 4140 } 4141 4142 private void performDexOptLibsLI(ArrayList<String> libs, boolean forceDex, boolean defer, 4143 HashSet<String> done) { 4144 for (int i=0; i<libs.size(); i++) { 4145 PackageParser.Package libPkg; 4146 String libName; 4147 synchronized (mPackages) { 4148 libName = libs.get(i); 4149 SharedLibraryEntry lib = mSharedLibraries.get(libName); 4150 if (lib != null && lib.apk != null) { 4151 libPkg = mPackages.get(lib.apk); 4152 } else { 4153 libPkg = null; 4154 } 4155 } 4156 if (libPkg != null && !done.contains(libName)) { 4157 performDexOptLI(libPkg, forceDex, defer, done); 4158 } 4159 } 4160 } 4161 4162 static final int DEX_OPT_SKIPPED = 0; 4163 static final int DEX_OPT_PERFORMED = 1; 4164 static final int DEX_OPT_DEFERRED = 2; 4165 static final int DEX_OPT_FAILED = -1; 4166 4167 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4168 HashSet<String> done) { 4169 boolean performed = false; 4170 if (done != null) { 4171 done.add(pkg.packageName); 4172 if (pkg.usesLibraries != null) { 4173 performDexOptLibsLI(pkg.usesLibraries, forceDex, defer, done); 4174 } 4175 if (pkg.usesOptionalLibraries != null) { 4176 performDexOptLibsLI(pkg.usesOptionalLibraries, forceDex, defer, done); 4177 } 4178 } 4179 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 4180 String path = pkg.mScanPath; 4181 int ret = 0; 4182 try { 4183 if (forceDex || dalvik.system.DexFile.isDexOptNeededInternal(path, pkg.packageName, 4184 defer)) { 4185 if (!forceDex && defer) { 4186 if (mDeferredDexOpt == null) { 4187 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4188 } 4189 mDeferredDexOpt.add(pkg); 4190 return DEX_OPT_DEFERRED; 4191 } else { 4192 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4193 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4194 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4195 pkg.packageName); 4196 pkg.mDidDexOpt = true; 4197 performed = true; 4198 } 4199 } 4200 } catch (FileNotFoundException e) { 4201 Slog.w(TAG, "Apk not found for dexopt: " + path); 4202 ret = -1; 4203 } catch (IOException e) { 4204 Slog.w(TAG, "IOException reading apk: " + path, e); 4205 ret = -1; 4206 } catch (dalvik.system.StaleDexCacheError e) { 4207 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4208 ret = -1; 4209 } catch (Exception e) { 4210 Slog.w(TAG, "Exception when doing dexopt : ", e); 4211 ret = -1; 4212 } 4213 if (ret < 0) { 4214 //error from installer 4215 return DEX_OPT_FAILED; 4216 } 4217 } 4218 4219 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4220 } 4221 4222 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4223 boolean inclDependencies) { 4224 HashSet<String> done; 4225 boolean performed = false; 4226 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4227 done = new HashSet<String>(); 4228 done.add(pkg.packageName); 4229 } else { 4230 done = null; 4231 } 4232 return performDexOptLI(pkg, forceDex, defer, done); 4233 } 4234 4235 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4236 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4237 Slog.w(TAG, "Unable to update from " + oldPkg.name 4238 + " to " + newPkg.packageName 4239 + ": old package not in system partition"); 4240 return false; 4241 } else if (mPackages.get(oldPkg.name) != null) { 4242 Slog.w(TAG, "Unable to update from " + oldPkg.name 4243 + " to " + newPkg.packageName 4244 + ": old package still exists"); 4245 return false; 4246 } 4247 return true; 4248 } 4249 4250 File getDataPathForUser(int userId) { 4251 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4252 } 4253 4254 private File getDataPathForPackage(String packageName, int userId) { 4255 /* 4256 * Until we fully support multiple users, return the directory we 4257 * previously would have. The PackageManagerTests will need to be 4258 * revised when this is changed back.. 4259 */ 4260 if (userId == 0) { 4261 return new File(mAppDataDir, packageName); 4262 } else { 4263 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4264 + File.separator + packageName); 4265 } 4266 } 4267 4268 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4269 int[] users = sUserManager.getUserIds(); 4270 int res = mInstaller.install(packageName, uid, uid, seinfo); 4271 if (res < 0) { 4272 return res; 4273 } 4274 for (int user : users) { 4275 if (user != 0) { 4276 res = mInstaller.createUserData(packageName, 4277 UserHandle.getUid(user, uid), user, seinfo); 4278 if (res < 0) { 4279 return res; 4280 } 4281 } 4282 } 4283 return res; 4284 } 4285 4286 private int removeDataDirsLI(String packageName) { 4287 int[] users = sUserManager.getUserIds(); 4288 int res = 0; 4289 for (int user : users) { 4290 int resInner = mInstaller.remove(packageName, user); 4291 if (resInner < 0) { 4292 res = resInner; 4293 } 4294 } 4295 4296 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4297 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4298 if (!nativeLibraryFile.delete()) { 4299 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4300 } 4301 4302 return res; 4303 } 4304 4305 private int addSharedLibraryLPw(final SharedLibraryEntry file, int num, 4306 PackageParser.Package changingLib) { 4307 if (file.path != null) { 4308 mTmpSharedLibraries[num] = file.path; 4309 return num+1; 4310 } 4311 PackageParser.Package p = mPackages.get(file.apk); 4312 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4313 // If we are doing this while in the middle of updating a library apk, 4314 // then we need to make sure to use that new apk for determining the 4315 // dependencies here. (We haven't yet finished committing the new apk 4316 // to the package manager state.) 4317 if (p == null || p.packageName.equals(changingLib.packageName)) { 4318 p = changingLib; 4319 } 4320 } 4321 if (p != null) { 4322 String path = p.mPath; 4323 for (int i=0; i<num; i++) { 4324 if (mTmpSharedLibraries[i].equals(path)) { 4325 return num; 4326 } 4327 } 4328 mTmpSharedLibraries[num] = p.mPath; 4329 return num+1; 4330 } 4331 return num; 4332 } 4333 4334 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4335 PackageParser.Package changingLib) { 4336 // We might be upgrading from a version of the platform that did not 4337 // provide per-package native library directories for system apps. 4338 // Fix that up here. 4339 if (isSystemApp(pkg)) { 4340 PackageSetting ps = mSettings.mPackages.get(pkg.applicationInfo.packageName); 4341 setInternalAppNativeLibraryPath(pkg, ps); 4342 } 4343 4344 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4345 if (mTmpSharedLibraries == null || 4346 mTmpSharedLibraries.length < mSharedLibraries.size()) { 4347 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 4348 } 4349 int num = 0; 4350 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4351 for (int i=0; i<N; i++) { 4352 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4353 if (file == null) { 4354 Slog.e(TAG, "Package " + pkg.packageName 4355 + " requires unavailable shared library " 4356 + pkg.usesLibraries.get(i) + "; failing!"); 4357 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4358 return false; 4359 } 4360 num = addSharedLibraryLPw(file, num, changingLib); 4361 } 4362 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4363 for (int i=0; i<N; i++) { 4364 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4365 if (file == null) { 4366 Slog.w(TAG, "Package " + pkg.packageName 4367 + " desires unavailable shared library " 4368 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4369 } else { 4370 num = addSharedLibraryLPw(file, num, changingLib); 4371 } 4372 } 4373 if (num > 0) { 4374 pkg.usesLibraryFiles = new String[num]; 4375 System.arraycopy(mTmpSharedLibraries, 0, 4376 pkg.usesLibraryFiles, 0, num); 4377 } else { 4378 pkg.usesLibraryFiles = null; 4379 } 4380 } 4381 return true; 4382 } 4383 4384 private static boolean hasString(List<String> list, List<String> which) { 4385 if (list == null) { 4386 return false; 4387 } 4388 for (int i=list.size()-1; i>=0; i--) { 4389 for (int j=which.size()-1; j>=0; j--) { 4390 if (which.get(j).equals(list.get(i))) { 4391 return true; 4392 } 4393 } 4394 } 4395 return false; 4396 } 4397 4398 private void updateAllSharedLibrariesLPw() { 4399 for (PackageParser.Package pkg : mPackages.values()) { 4400 updateSharedLibrariesLPw(pkg, null); 4401 } 4402 } 4403 4404 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4405 PackageParser.Package changingPkg) { 4406 ArrayList<PackageParser.Package> res = null; 4407 for (PackageParser.Package pkg : mPackages.values()) { 4408 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4409 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4410 if (res == null) { 4411 res = new ArrayList<PackageParser.Package>(); 4412 } 4413 res.add(pkg); 4414 updateSharedLibrariesLPw(pkg, changingPkg); 4415 } 4416 } 4417 return res; 4418 } 4419 4420 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4421 int parseFlags, int scanMode, long currentTime, UserHandle user) { 4422 File scanFile = new File(pkg.mScanPath); 4423 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 4424 pkg.applicationInfo.publicSourceDir == null) { 4425 // Bail out. The resource and code paths haven't been set. 4426 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4427 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4428 return null; 4429 } 4430 4431 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4432 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4433 } 4434 4435 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4436 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4437 } 4438 4439 if (mCustomResolverComponentName != null && 4440 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4441 setUpCustomResolverActivity(pkg); 4442 } 4443 4444 if (pkg.packageName.equals("android")) { 4445 synchronized (mPackages) { 4446 if (mAndroidApplication != null) { 4447 Slog.w(TAG, "*************************************************"); 4448 Slog.w(TAG, "Core android package being redefined. Skipping."); 4449 Slog.w(TAG, " file=" + scanFile); 4450 Slog.w(TAG, "*************************************************"); 4451 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4452 return null; 4453 } 4454 4455 // Set up information for our fall-back user intent resolution activity. 4456 mPlatformPackage = pkg; 4457 pkg.mVersionCode = mSdkVersion; 4458 mAndroidApplication = pkg.applicationInfo; 4459 4460 if (!mResolverReplaced) { 4461 mResolveActivity.applicationInfo = mAndroidApplication; 4462 mResolveActivity.name = ResolverActivity.class.getName(); 4463 mResolveActivity.packageName = mAndroidApplication.packageName; 4464 mResolveActivity.processName = "system:ui"; 4465 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4466 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4467 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 4468 mResolveActivity.exported = true; 4469 mResolveActivity.enabled = true; 4470 mResolveInfo.activityInfo = mResolveActivity; 4471 mResolveInfo.priority = 0; 4472 mResolveInfo.preferredOrder = 0; 4473 mResolveInfo.match = 0; 4474 mResolveComponentName = new ComponentName( 4475 mAndroidApplication.packageName, mResolveActivity.name); 4476 } 4477 } 4478 } 4479 4480 if (DEBUG_PACKAGE_SCANNING) { 4481 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4482 Log.d(TAG, "Scanning package " + pkg.packageName); 4483 } 4484 4485 if (mPackages.containsKey(pkg.packageName) 4486 || mSharedLibraries.containsKey(pkg.packageName)) { 4487 Slog.w(TAG, "Application package " + pkg.packageName 4488 + " already installed. Skipping duplicate."); 4489 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4490 return null; 4491 } 4492 4493 // Initialize package source and resource directories 4494 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4495 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4496 4497 SharedUserSetting suid = null; 4498 PackageSetting pkgSetting = null; 4499 4500 if (!isSystemApp(pkg)) { 4501 // Only system apps can use these features. 4502 pkg.mOriginalPackages = null; 4503 pkg.mRealPackage = null; 4504 pkg.mAdoptPermissions = null; 4505 } 4506 4507 // writer 4508 synchronized (mPackages) { 4509 if (pkg.mSharedUserId != null) { 4510 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4511 if (suid == null) { 4512 Slog.w(TAG, "Creating application package " + pkg.packageName 4513 + " for shared user failed"); 4514 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4515 return null; 4516 } 4517 if (DEBUG_PACKAGE_SCANNING) { 4518 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4519 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 4520 + "): packages=" + suid.packages); 4521 } 4522 } 4523 4524 // Check if we are renaming from an original package name. 4525 PackageSetting origPackage = null; 4526 String realName = null; 4527 if (pkg.mOriginalPackages != null) { 4528 // This package may need to be renamed to a previously 4529 // installed name. Let's check on that... 4530 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 4531 if (pkg.mOriginalPackages.contains(renamed)) { 4532 // This package had originally been installed as the 4533 // original name, and we have already taken care of 4534 // transitioning to the new one. Just update the new 4535 // one to continue using the old name. 4536 realName = pkg.mRealPackage; 4537 if (!pkg.packageName.equals(renamed)) { 4538 // Callers into this function may have already taken 4539 // care of renaming the package; only do it here if 4540 // it is not already done. 4541 pkg.setPackageName(renamed); 4542 } 4543 4544 } else { 4545 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 4546 if ((origPackage = mSettings.peekPackageLPr( 4547 pkg.mOriginalPackages.get(i))) != null) { 4548 // We do have the package already installed under its 4549 // original name... should we use it? 4550 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 4551 // New package is not compatible with original. 4552 origPackage = null; 4553 continue; 4554 } else if (origPackage.sharedUser != null) { 4555 // Make sure uid is compatible between packages. 4556 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 4557 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 4558 + " to " + pkg.packageName + ": old uid " 4559 + origPackage.sharedUser.name 4560 + " differs from " + pkg.mSharedUserId); 4561 origPackage = null; 4562 continue; 4563 } 4564 } else { 4565 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 4566 + pkg.packageName + " to old name " + origPackage.name); 4567 } 4568 break; 4569 } 4570 } 4571 } 4572 } 4573 4574 if (mTransferedPackages.contains(pkg.packageName)) { 4575 Slog.w(TAG, "Package " + pkg.packageName 4576 + " was transferred to another, but its .apk remains"); 4577 } 4578 4579 // Just create the setting, don't add it yet. For already existing packages 4580 // the PkgSetting exists already and doesn't have to be created. 4581 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 4582 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 4583 pkg.applicationInfo.requiredCpuAbi, 4584 pkg.applicationInfo.flags, user, false); 4585 if (pkgSetting == null) { 4586 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 4587 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4588 return null; 4589 } 4590 4591 if (pkgSetting.origPackage != null) { 4592 // If we are first transitioning from an original package, 4593 // fix up the new package's name now. We need to do this after 4594 // looking up the package under its new name, so getPackageLP 4595 // can take care of fiddling things correctly. 4596 pkg.setPackageName(origPackage.name); 4597 4598 // File a report about this. 4599 String msg = "New package " + pkgSetting.realName 4600 + " renamed to replace old package " + pkgSetting.name; 4601 reportSettingsProblem(Log.WARN, msg); 4602 4603 // Make a note of it. 4604 mTransferedPackages.add(origPackage.name); 4605 4606 // No longer need to retain this. 4607 pkgSetting.origPackage = null; 4608 } 4609 4610 if (realName != null) { 4611 // Make a note of it. 4612 mTransferedPackages.add(pkg.packageName); 4613 } 4614 4615 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 4616 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 4617 } 4618 4619 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4620 // Check all shared libraries and map to their actual file path. 4621 // We only do this here for apps not on a system dir, because those 4622 // are the only ones that can fail an install due to this. We 4623 // will take care of the system apps by updating all of their 4624 // library paths after the scan is done. 4625 if (!updateSharedLibrariesLPw(pkg, null)) { 4626 return null; 4627 } 4628 } 4629 4630 if (mFoundPolicyFile) { 4631 SELinuxMMAC.assignSeinfoValue(pkg); 4632 } 4633 4634 pkg.applicationInfo.uid = pkgSetting.appId; 4635 pkg.mExtras = pkgSetting; 4636 4637 if (!verifySignaturesLP(pkgSetting, pkg)) { 4638 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4639 return null; 4640 } 4641 // The signature has changed, but this package is in the system 4642 // image... let's recover! 4643 pkgSetting.signatures.mSignatures = pkg.mSignatures; 4644 // However... if this package is part of a shared user, but it 4645 // doesn't match the signature of the shared user, let's fail. 4646 // What this means is that you can't change the signatures 4647 // associated with an overall shared user, which doesn't seem all 4648 // that unreasonable. 4649 if (pkgSetting.sharedUser != null) { 4650 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4651 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4652 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 4653 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 4654 return null; 4655 } 4656 } 4657 // File a report about this. 4658 String msg = "System package " + pkg.packageName 4659 + " signature changed; retaining data."; 4660 reportSettingsProblem(Log.WARN, msg); 4661 } 4662 4663 // Verify that this new package doesn't have any content providers 4664 // that conflict with existing packages. Only do this if the 4665 // package isn't already installed, since we don't want to break 4666 // things that are installed. 4667 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 4668 final int N = pkg.providers.size(); 4669 int i; 4670 for (i=0; i<N; i++) { 4671 PackageParser.Provider p = pkg.providers.get(i); 4672 if (p.info.authority != null) { 4673 String names[] = p.info.authority.split(";"); 4674 for (int j = 0; j < names.length; j++) { 4675 if (mProvidersByAuthority.containsKey(names[j])) { 4676 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4677 Slog.w(TAG, "Can't install because provider name " + names[j] + 4678 " (in package " + pkg.applicationInfo.packageName + 4679 ") is already used by " 4680 + ((other != null && other.getComponentName() != null) 4681 ? other.getComponentName().getPackageName() : "?")); 4682 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 4683 return null; 4684 } 4685 } 4686 } 4687 } 4688 } 4689 4690 if (pkg.mAdoptPermissions != null) { 4691 // This package wants to adopt ownership of permissions from 4692 // another package. 4693 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 4694 final String origName = pkg.mAdoptPermissions.get(i); 4695 final PackageSetting orig = mSettings.peekPackageLPr(origName); 4696 if (orig != null) { 4697 if (verifyPackageUpdateLPr(orig, pkg)) { 4698 Slog.i(TAG, "Adopting permissions from " + origName + " to " 4699 + pkg.packageName); 4700 mSettings.transferPermissionsLPw(origName, pkg.packageName); 4701 } 4702 } 4703 } 4704 } 4705 } 4706 4707 final String pkgName = pkg.packageName; 4708 4709 final long scanFileTime = scanFile.lastModified(); 4710 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 4711 pkg.applicationInfo.processName = fixProcessName( 4712 pkg.applicationInfo.packageName, 4713 pkg.applicationInfo.processName, 4714 pkg.applicationInfo.uid); 4715 4716 File dataPath; 4717 if (mPlatformPackage == pkg) { 4718 // The system package is special. 4719 dataPath = new File (Environment.getDataDirectory(), "system"); 4720 pkg.applicationInfo.dataDir = dataPath.getPath(); 4721 } else { 4722 // This is a normal package, need to make its data directory. 4723 dataPath = getDataPathForPackage(pkg.packageName, 0); 4724 4725 boolean uidError = false; 4726 4727 if (dataPath.exists()) { 4728 int currentUid = 0; 4729 try { 4730 StructStat stat = Os.stat(dataPath.getPath()); 4731 currentUid = stat.st_uid; 4732 } catch (ErrnoException e) { 4733 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 4734 } 4735 4736 // If we have mismatched owners for the data path, we have a problem. 4737 if (currentUid != pkg.applicationInfo.uid) { 4738 boolean recovered = false; 4739 if (currentUid == 0) { 4740 // The directory somehow became owned by root. Wow. 4741 // This is probably because the system was stopped while 4742 // installd was in the middle of messing with its libs 4743 // directory. Ask installd to fix that. 4744 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 4745 pkg.applicationInfo.uid); 4746 if (ret >= 0) { 4747 recovered = true; 4748 String msg = "Package " + pkg.packageName 4749 + " unexpectedly changed to uid 0; recovered to " + 4750 + pkg.applicationInfo.uid; 4751 reportSettingsProblem(Log.WARN, msg); 4752 } 4753 } 4754 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4755 || (scanMode&SCAN_BOOTING) != 0)) { 4756 // If this is a system app, we can at least delete its 4757 // current data so the application will still work. 4758 int ret = removeDataDirsLI(pkgName); 4759 if (ret >= 0) { 4760 // TODO: Kill the processes first 4761 // Old data gone! 4762 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4763 ? "System package " : "Third party package "; 4764 String msg = prefix + pkg.packageName 4765 + " has changed from uid: " 4766 + currentUid + " to " 4767 + pkg.applicationInfo.uid + "; old data erased"; 4768 reportSettingsProblem(Log.WARN, msg); 4769 recovered = true; 4770 4771 // And now re-install the app. 4772 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4773 pkg.applicationInfo.seinfo); 4774 if (ret == -1) { 4775 // Ack should not happen! 4776 msg = prefix + pkg.packageName 4777 + " could not have data directory re-created after delete."; 4778 reportSettingsProblem(Log.WARN, msg); 4779 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4780 return null; 4781 } 4782 } 4783 if (!recovered) { 4784 mHasSystemUidErrors = true; 4785 } 4786 } else if (!recovered) { 4787 // If we allow this install to proceed, we will be broken. 4788 // Abort, abort! 4789 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4790 return null; 4791 } 4792 if (!recovered) { 4793 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4794 + pkg.applicationInfo.uid + "/fs_" 4795 + currentUid; 4796 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4797 String msg = "Package " + pkg.packageName 4798 + " has mismatched uid: " 4799 + currentUid + " on disk, " 4800 + pkg.applicationInfo.uid + " in settings"; 4801 // writer 4802 synchronized (mPackages) { 4803 mSettings.mReadMessages.append(msg); 4804 mSettings.mReadMessages.append('\n'); 4805 uidError = true; 4806 if (!pkgSetting.uidError) { 4807 reportSettingsProblem(Log.ERROR, msg); 4808 } 4809 } 4810 } 4811 } 4812 pkg.applicationInfo.dataDir = dataPath.getPath(); 4813 if (mShouldRestoreconData) { 4814 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 4815 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 4816 pkg.applicationInfo.uid); 4817 } 4818 } else { 4819 if (DEBUG_PACKAGE_SCANNING) { 4820 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4821 Log.v(TAG, "Want this data dir: " + dataPath); 4822 } 4823 //invoke installer to do the actual installation 4824 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4825 pkg.applicationInfo.seinfo); 4826 if (ret < 0) { 4827 // Error from installer 4828 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4829 return null; 4830 } 4831 4832 if (dataPath.exists()) { 4833 pkg.applicationInfo.dataDir = dataPath.getPath(); 4834 } else { 4835 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4836 pkg.applicationInfo.dataDir = null; 4837 } 4838 } 4839 4840 /* 4841 * Set the data dir to the default "/data/data/<package name>/lib" 4842 * if we got here without anyone telling us different (e.g., apps 4843 * stored on SD card have their native libraries stored in the ASEC 4844 * container with the APK). 4845 * 4846 * This happens during an upgrade from a package settings file that 4847 * doesn't have a native library path attribute at all. 4848 */ 4849 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4850 if (pkgSetting.nativeLibraryPathString == null) { 4851 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4852 } else { 4853 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4854 } 4855 } 4856 pkgSetting.uidError = uidError; 4857 } 4858 4859 String path = scanFile.getPath(); 4860 /* Note: We don't want to unpack the native binaries for 4861 * system applications, unless they have been updated 4862 * (the binaries are already under /system/lib). 4863 * Also, don't unpack libs for apps on the external card 4864 * since they should have their libraries in the ASEC 4865 * container already. 4866 * 4867 * In other words, we're going to unpack the binaries 4868 * only for non-system apps and system app upgrades. 4869 */ 4870 if (pkg.applicationInfo.nativeLibraryDir != null) { 4871 try { 4872 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4873 final String dataPathString = dataPath.getCanonicalPath(); 4874 4875 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4876 /* 4877 * Upgrading from a previous version of the OS sometimes 4878 * leaves native libraries in the /data/data/<app>/lib 4879 * directory for system apps even when they shouldn't be. 4880 * Recent changes in the JNI library search path 4881 * necessitates we remove those to match previous behavior. 4882 */ 4883 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4884 Log.i(TAG, "removed obsolete native libraries for system package " 4885 + path); 4886 } 4887 } else { 4888 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4889 /* 4890 * Update native library dir if it starts with 4891 * /data/data 4892 */ 4893 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4894 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4895 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4896 } 4897 4898 try { 4899 int copyRet = copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir); 4900 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4901 Slog.e(TAG, "Unable to copy native libraries"); 4902 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4903 return null; 4904 } 4905 4906 // We've successfully copied native libraries across, so we make a 4907 // note of what ABI we're using 4908 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4909 pkg.applicationInfo.requiredCpuAbi = Build.SUPPORTED_ABIS[copyRet]; 4910 } else { 4911 pkg.applicationInfo.requiredCpuAbi = null; 4912 } 4913 } catch (IOException e) { 4914 Slog.e(TAG, "Unable to copy native libraries", e); 4915 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4916 return null; 4917 } 4918 } 4919 4920 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 4921 final int[] userIds = sUserManager.getUserIds(); 4922 synchronized (mInstallLock) { 4923 for (int userId : userIds) { 4924 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 4925 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 4926 Slog.w(TAG, "Failed linking native library dir (user=" + userId 4927 + ")"); 4928 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4929 return null; 4930 } 4931 } 4932 } 4933 } 4934 } catch (IOException ioe) { 4935 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4936 } 4937 } 4938 pkg.mScanPath = path; 4939 4940 if ((scanMode&SCAN_NO_DEX) == 0) { 4941 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4942 == DEX_OPT_FAILED) { 4943 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4944 removeDataDirsLI(pkg.packageName); 4945 } 4946 4947 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4948 return null; 4949 } 4950 } 4951 4952 if (mFactoryTest && pkg.requestedPermissions.contains( 4953 android.Manifest.permission.FACTORY_TEST)) { 4954 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4955 } 4956 4957 ArrayList<PackageParser.Package> clientLibPkgs = null; 4958 4959 // writer 4960 synchronized (mPackages) { 4961 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 4962 // Only system apps can add new shared libraries. 4963 if (pkg.libraryNames != null) { 4964 for (int i=0; i<pkg.libraryNames.size(); i++) { 4965 String name = pkg.libraryNames.get(i); 4966 boolean allowed = false; 4967 if (isUpdatedSystemApp(pkg)) { 4968 // New library entries can only be added through the 4969 // system image. This is important to get rid of a lot 4970 // of nasty edge cases: for example if we allowed a non- 4971 // system update of the app to add a library, then uninstalling 4972 // the update would make the library go away, and assumptions 4973 // we made such as through app install filtering would now 4974 // have allowed apps on the device which aren't compatible 4975 // with it. Better to just have the restriction here, be 4976 // conservative, and create many fewer cases that can negatively 4977 // impact the user experience. 4978 final PackageSetting sysPs = mSettings 4979 .getDisabledSystemPkgLPr(pkg.packageName); 4980 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 4981 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 4982 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 4983 allowed = true; 4984 allowed = true; 4985 break; 4986 } 4987 } 4988 } 4989 } else { 4990 allowed = true; 4991 } 4992 if (allowed) { 4993 if (!mSharedLibraries.containsKey(name)) { 4994 mSharedLibraries.put(name, new SharedLibraryEntry(null, 4995 pkg.packageName)); 4996 } else if (!name.equals(pkg.packageName)) { 4997 Slog.w(TAG, "Package " + pkg.packageName + " library " 4998 + name + " already exists; skipping"); 4999 } 5000 } else { 5001 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 5002 + name + " that is not declared on system image; skipping"); 5003 } 5004 } 5005 if ((scanMode&SCAN_BOOTING) == 0) { 5006 // If we are not booting, we need to update any applications 5007 // that are clients of our shared library. If we are booting, 5008 // this will all be done once the scan is complete. 5009 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 5010 } 5011 } 5012 } 5013 } 5014 5015 // We also need to dexopt any apps that are dependent on this library. Note that 5016 // if these fail, we should abort the install since installing the library will 5017 // result in some apps being broken. 5018 if (clientLibPkgs != null) { 5019 if ((scanMode&SCAN_NO_DEX) == 0) { 5020 for (int i=0; i<clientLibPkgs.size(); i++) { 5021 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5022 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 5023 == DEX_OPT_FAILED) { 5024 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5025 removeDataDirsLI(pkg.packageName); 5026 } 5027 5028 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 5029 return null; 5030 } 5031 } 5032 } 5033 } 5034 5035 // Request the ActivityManager to kill the process(only for existing packages) 5036 // so that we do not end up in a confused state while the user is still using the older 5037 // version of the application while the new one gets installed. 5038 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 5039 // If the package lives in an asec, tell everyone that the container is going 5040 // away so they can clean up any references to its resources (which would prevent 5041 // vold from being able to unmount the asec) 5042 if (isForwardLocked(pkg) || isExternal(pkg)) { 5043 if (DEBUG_INSTALL) { 5044 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 5045 } 5046 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 5047 final ArrayList<String> pkgList = new ArrayList<String>(1); 5048 pkgList.add(pkg.applicationInfo.packageName); 5049 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 5050 } 5051 5052 // Post the request that it be killed now that the going-away broadcast is en route 5053 killApplication(pkg.applicationInfo.packageName, 5054 pkg.applicationInfo.uid, "update pkg"); 5055 } 5056 5057 // Also need to kill any apps that are dependent on the library. 5058 if (clientLibPkgs != null) { 5059 for (int i=0; i<clientLibPkgs.size(); i++) { 5060 PackageParser.Package clientPkg = clientLibPkgs.get(i); 5061 killApplication(clientPkg.applicationInfo.packageName, 5062 clientPkg.applicationInfo.uid, "update lib"); 5063 } 5064 } 5065 5066 // writer 5067 synchronized (mPackages) { 5068 // We don't expect installation to fail beyond this point, 5069 if ((scanMode&SCAN_MONITOR) != 0) { 5070 mAppDirs.put(pkg.mPath, pkg); 5071 } 5072 // Add the new setting to mSettings 5073 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 5074 // Add the new setting to mPackages 5075 mPackages.put(pkg.applicationInfo.packageName, pkg); 5076 // Make sure we don't accidentally delete its data. 5077 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 5078 while (iter.hasNext()) { 5079 PackageCleanItem item = iter.next(); 5080 if (pkgName.equals(item.packageName)) { 5081 iter.remove(); 5082 } 5083 } 5084 5085 // Take care of first install / last update times. 5086 if (currentTime != 0) { 5087 if (pkgSetting.firstInstallTime == 0) { 5088 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 5089 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 5090 pkgSetting.lastUpdateTime = currentTime; 5091 } 5092 } else if (pkgSetting.firstInstallTime == 0) { 5093 // We need *something*. Take time time stamp of the file. 5094 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 5095 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 5096 if (scanFileTime != pkgSetting.timeStamp) { 5097 // A package on the system image has changed; consider this 5098 // to be an update. 5099 pkgSetting.lastUpdateTime = scanFileTime; 5100 } 5101 } 5102 5103 // Add the package's KeySets to the global KeySetManager 5104 KeySetManager ksm = mSettings.mKeySetManager; 5105 try { 5106 ksm.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 5107 if (pkg.mKeySetMapping != null) { 5108 for (Map.Entry<String, Set<PublicKey>> entry : pkg.mKeySetMapping.entrySet()) { 5109 if (entry.getValue() != null) { 5110 ksm.addDefinedKeySetToPackage(pkg.packageName, 5111 entry.getValue(), entry.getKey()); 5112 } 5113 } 5114 } 5115 } catch (NullPointerException e) { 5116 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 5117 } catch (IllegalArgumentException e) { 5118 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 5119 } 5120 5121 int N = pkg.providers.size(); 5122 StringBuilder r = null; 5123 int i; 5124 for (i=0; i<N; i++) { 5125 PackageParser.Provider p = pkg.providers.get(i); 5126 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 5127 p.info.processName, pkg.applicationInfo.uid); 5128 mProviders.addProvider(p); 5129 p.syncable = p.info.isSyncable; 5130 if (p.info.authority != null) { 5131 String names[] = p.info.authority.split(";"); 5132 p.info.authority = null; 5133 for (int j = 0; j < names.length; j++) { 5134 if (j == 1 && p.syncable) { 5135 // We only want the first authority for a provider to possibly be 5136 // syncable, so if we already added this provider using a different 5137 // authority clear the syncable flag. We copy the provider before 5138 // changing it because the mProviders object contains a reference 5139 // to a provider that we don't want to change. 5140 // Only do this for the second authority since the resulting provider 5141 // object can be the same for all future authorities for this provider. 5142 p = new PackageParser.Provider(p); 5143 p.syncable = false; 5144 } 5145 if (!mProvidersByAuthority.containsKey(names[j])) { 5146 mProvidersByAuthority.put(names[j], p); 5147 if (p.info.authority == null) { 5148 p.info.authority = names[j]; 5149 } else { 5150 p.info.authority = p.info.authority + ";" + names[j]; 5151 } 5152 if (DEBUG_PACKAGE_SCANNING) { 5153 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5154 Log.d(TAG, "Registered content provider: " + names[j] 5155 + ", className = " + p.info.name + ", isSyncable = " 5156 + p.info.isSyncable); 5157 } 5158 } else { 5159 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5160 Slog.w(TAG, "Skipping provider name " + names[j] + 5161 " (in package " + pkg.applicationInfo.packageName + 5162 "): name already used by " 5163 + ((other != null && other.getComponentName() != null) 5164 ? other.getComponentName().getPackageName() : "?")); 5165 } 5166 } 5167 } 5168 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5169 if (r == null) { 5170 r = new StringBuilder(256); 5171 } else { 5172 r.append(' '); 5173 } 5174 r.append(p.info.name); 5175 } 5176 } 5177 if (r != null) { 5178 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5179 } 5180 5181 N = pkg.services.size(); 5182 r = null; 5183 for (i=0; i<N; i++) { 5184 PackageParser.Service s = pkg.services.get(i); 5185 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5186 s.info.processName, pkg.applicationInfo.uid); 5187 mServices.addService(s); 5188 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5189 if (r == null) { 5190 r = new StringBuilder(256); 5191 } else { 5192 r.append(' '); 5193 } 5194 r.append(s.info.name); 5195 } 5196 } 5197 if (r != null) { 5198 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5199 } 5200 5201 N = pkg.receivers.size(); 5202 r = null; 5203 for (i=0; i<N; i++) { 5204 PackageParser.Activity a = pkg.receivers.get(i); 5205 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5206 a.info.processName, pkg.applicationInfo.uid); 5207 mReceivers.addActivity(a, "receiver"); 5208 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5209 if (r == null) { 5210 r = new StringBuilder(256); 5211 } else { 5212 r.append(' '); 5213 } 5214 r.append(a.info.name); 5215 } 5216 } 5217 if (r != null) { 5218 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5219 } 5220 5221 N = pkg.activities.size(); 5222 r = null; 5223 for (i=0; i<N; i++) { 5224 PackageParser.Activity a = pkg.activities.get(i); 5225 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5226 a.info.processName, pkg.applicationInfo.uid); 5227 mActivities.addActivity(a, "activity"); 5228 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5229 if (r == null) { 5230 r = new StringBuilder(256); 5231 } else { 5232 r.append(' '); 5233 } 5234 r.append(a.info.name); 5235 } 5236 } 5237 if (r != null) { 5238 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5239 } 5240 5241 N = pkg.permissionGroups.size(); 5242 r = null; 5243 for (i=0; i<N; i++) { 5244 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5245 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5246 if (cur == null) { 5247 mPermissionGroups.put(pg.info.name, pg); 5248 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5249 if (r == null) { 5250 r = new StringBuilder(256); 5251 } else { 5252 r.append(' '); 5253 } 5254 r.append(pg.info.name); 5255 } 5256 } else { 5257 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5258 + pg.info.packageName + " ignored: original from " 5259 + cur.info.packageName); 5260 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5261 if (r == null) { 5262 r = new StringBuilder(256); 5263 } else { 5264 r.append(' '); 5265 } 5266 r.append("DUP:"); 5267 r.append(pg.info.name); 5268 } 5269 } 5270 } 5271 if (r != null) { 5272 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5273 } 5274 5275 N = pkg.permissions.size(); 5276 r = null; 5277 for (i=0; i<N; i++) { 5278 PackageParser.Permission p = pkg.permissions.get(i); 5279 HashMap<String, BasePermission> permissionMap = 5280 p.tree ? mSettings.mPermissionTrees 5281 : mSettings.mPermissions; 5282 p.group = mPermissionGroups.get(p.info.group); 5283 if (p.info.group == null || p.group != null) { 5284 BasePermission bp = permissionMap.get(p.info.name); 5285 if (bp == null) { 5286 bp = new BasePermission(p.info.name, p.info.packageName, 5287 BasePermission.TYPE_NORMAL); 5288 permissionMap.put(p.info.name, bp); 5289 } 5290 if (bp.perm == null) { 5291 if (bp.sourcePackage != null 5292 && !bp.sourcePackage.equals(p.info.packageName)) { 5293 // If this is a permission that was formerly defined by a non-system 5294 // app, but is now defined by a system app (following an upgrade), 5295 // discard the previous declaration and consider the system's to be 5296 // canonical. 5297 if (isSystemApp(p.owner)) { 5298 String msg = "New decl " + p.owner + " of permission " 5299 + p.info.name + " is system"; 5300 reportSettingsProblem(Log.WARN, msg); 5301 bp.sourcePackage = null; 5302 } 5303 } 5304 if (bp.sourcePackage == null 5305 || bp.sourcePackage.equals(p.info.packageName)) { 5306 BasePermission tree = findPermissionTreeLP(p.info.name); 5307 if (tree == null 5308 || tree.sourcePackage.equals(p.info.packageName)) { 5309 bp.packageSetting = pkgSetting; 5310 bp.perm = p; 5311 bp.uid = pkg.applicationInfo.uid; 5312 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5313 if (r == null) { 5314 r = new StringBuilder(256); 5315 } else { 5316 r.append(' '); 5317 } 5318 r.append(p.info.name); 5319 } 5320 } else { 5321 Slog.w(TAG, "Permission " + p.info.name + " from package " 5322 + p.info.packageName + " ignored: base tree " 5323 + tree.name + " is from package " 5324 + tree.sourcePackage); 5325 } 5326 } else { 5327 Slog.w(TAG, "Permission " + p.info.name + " from package " 5328 + p.info.packageName + " ignored: original from " 5329 + bp.sourcePackage); 5330 } 5331 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5332 if (r == null) { 5333 r = new StringBuilder(256); 5334 } else { 5335 r.append(' '); 5336 } 5337 r.append("DUP:"); 5338 r.append(p.info.name); 5339 } 5340 if (bp.perm == p) { 5341 bp.protectionLevel = p.info.protectionLevel; 5342 } 5343 } else { 5344 Slog.w(TAG, "Permission " + p.info.name + " from package " 5345 + p.info.packageName + " ignored: no group " 5346 + p.group); 5347 } 5348 } 5349 if (r != null) { 5350 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5351 } 5352 5353 N = pkg.instrumentation.size(); 5354 r = null; 5355 for (i=0; i<N; i++) { 5356 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5357 a.info.packageName = pkg.applicationInfo.packageName; 5358 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5359 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5360 a.info.dataDir = pkg.applicationInfo.dataDir; 5361 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5362 mInstrumentation.put(a.getComponentName(), a); 5363 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5364 if (r == null) { 5365 r = new StringBuilder(256); 5366 } else { 5367 r.append(' '); 5368 } 5369 r.append(a.info.name); 5370 } 5371 } 5372 if (r != null) { 5373 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5374 } 5375 5376 if (pkg.protectedBroadcasts != null) { 5377 N = pkg.protectedBroadcasts.size(); 5378 for (i=0; i<N; i++) { 5379 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5380 } 5381 } 5382 5383 pkgSetting.setTimeStamp(scanFileTime); 5384 5385 // Create idmap files for pairs of (packages, overlay packages). 5386 // Note: "android", ie framework-res.apk, is handled by native layers. 5387 if (pkg.mOverlayTarget != null) { 5388 // This is an overlay package. 5389 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5390 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5391 mOverlays.put(pkg.mOverlayTarget, 5392 new HashMap<String, PackageParser.Package>()); 5393 } 5394 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5395 map.put(pkg.packageName, pkg); 5396 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5397 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5398 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5399 return null; 5400 } 5401 } 5402 } else if (mOverlays.containsKey(pkg.packageName) && 5403 !pkg.packageName.equals("android")) { 5404 // This is a regular package, with one or more known overlay packages. 5405 createIdmapsForPackageLI(pkg); 5406 } 5407 } 5408 5409 return pkg; 5410 } 5411 5412 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 5413 synchronized (mPackages) { 5414 mResolverReplaced = true; 5415 // Set up information for custom user intent resolution activity. 5416 mResolveActivity.applicationInfo = pkg.applicationInfo; 5417 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 5418 mResolveActivity.packageName = pkg.applicationInfo.packageName; 5419 mResolveActivity.processName = null; 5420 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5421 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 5422 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 5423 mResolveActivity.theme = 0; 5424 mResolveActivity.exported = true; 5425 mResolveActivity.enabled = true; 5426 mResolveInfo.activityInfo = mResolveActivity; 5427 mResolveInfo.priority = 0; 5428 mResolveInfo.preferredOrder = 0; 5429 mResolveInfo.match = 0; 5430 mResolveComponentName = mCustomResolverComponentName; 5431 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 5432 mResolveComponentName); 5433 } 5434 } 5435 5436 private String calculateApkRoot(final String codePathString) { 5437 final File codePath = new File(codePathString); 5438 final File codeRoot; 5439 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 5440 codeRoot = Environment.getRootDirectory(); 5441 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 5442 codeRoot = Environment.getOemDirectory(); 5443 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 5444 codeRoot = Environment.getVendorDirectory(); 5445 } else { 5446 // Unrecognized code path; take its top real segment as the apk root: 5447 // e.g. /something/app/blah.apk => /something 5448 try { 5449 File f = codePath.getCanonicalFile(); 5450 File parent = f.getParentFile(); // non-null because codePath is a file 5451 File tmp; 5452 while ((tmp = parent.getParentFile()) != null) { 5453 f = parent; 5454 parent = tmp; 5455 } 5456 codeRoot = f; 5457 Slog.w(TAG, "Unrecognized code path " 5458 + codePath + " - using " + codeRoot); 5459 } catch (IOException e) { 5460 // Can't canonicalize the lib path -- shenanigans? 5461 Slog.w(TAG, "Can't canonicalize code path " + codePath); 5462 return Environment.getRootDirectory().getPath(); 5463 } 5464 } 5465 return codeRoot.getPath(); 5466 } 5467 5468 // This is the initial scan-time determination of how to handle a given 5469 // package for purposes of native library location. 5470 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 5471 PackageSetting pkgSetting) { 5472 // "bundled" here means system-installed with no overriding update 5473 final boolean bundledApk = isSystemApp(pkg) && !isUpdatedSystemApp(pkg); 5474 final String apkName = getApkName(pkg.applicationInfo.sourceDir); 5475 final File libDir; 5476 if (bundledApk) { 5477 // If "/system/lib64/apkname" exists, assume that is the per-package 5478 // native library directory to use; otherwise use "/system/lib/apkname". 5479 String apkRoot = calculateApkRoot(pkg.applicationInfo.sourceDir); 5480 File lib64 = new File(apkRoot, LIB64_DIR_NAME); 5481 File packLib64 = new File(lib64, apkName); 5482 libDir = (packLib64.exists()) ? lib64 : new File(apkRoot, LIB_DIR_NAME); 5483 } else { 5484 libDir = mAppLibInstallDir; 5485 } 5486 final String nativeLibraryPath = (new File(libDir, apkName)).getPath(); 5487 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 5488 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 5489 } 5490 5491 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 5492 throws IOException { 5493 if (!nativeLibraryDir.isDirectory()) { 5494 nativeLibraryDir.delete(); 5495 5496 if (!nativeLibraryDir.mkdir()) { 5497 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 5498 } 5499 5500 try { 5501 Os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH); 5502 } catch (ErrnoException e) { 5503 throw new IOException("Cannot chmod native library directory " 5504 + nativeLibraryDir.getPath(), e); 5505 } 5506 } else if (!SELinux.restorecon(nativeLibraryDir)) { 5507 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 5508 } 5509 5510 /* 5511 * If this is an internal application or our nativeLibraryPath points to 5512 * the app-lib directory, unpack the libraries if necessary. 5513 */ 5514 final NativeLibraryHelper.ApkHandle handle = new NativeLibraryHelper.ApkHandle(scanFile); 5515 try { 5516 int abi = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_ABIS); 5517 if (abi >= 0) { 5518 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 5519 nativeLibraryDir, Build.SUPPORTED_ABIS[abi]); 5520 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 5521 return copyRet; 5522 } 5523 } 5524 5525 return abi; 5526 } finally { 5527 handle.close(); 5528 } 5529 } 5530 5531 private void killApplication(String pkgName, int appId, String reason) { 5532 // Request the ActivityManager to kill the process(only for existing packages) 5533 // so that we do not end up in a confused state while the user is still using the older 5534 // version of the application while the new one gets installed. 5535 IActivityManager am = ActivityManagerNative.getDefault(); 5536 if (am != null) { 5537 try { 5538 am.killApplicationWithAppId(pkgName, appId, reason); 5539 } catch (RemoteException e) { 5540 } 5541 } 5542 } 5543 5544 void removePackageLI(PackageSetting ps, boolean chatty) { 5545 if (DEBUG_INSTALL) { 5546 if (chatty) 5547 Log.d(TAG, "Removing package " + ps.name); 5548 } 5549 5550 // writer 5551 synchronized (mPackages) { 5552 mPackages.remove(ps.name); 5553 if (ps.codePathString != null) { 5554 mAppDirs.remove(ps.codePathString); 5555 } 5556 5557 final PackageParser.Package pkg = ps.pkg; 5558 if (pkg != null) { 5559 cleanPackageDataStructuresLILPw(pkg, chatty); 5560 } 5561 } 5562 } 5563 5564 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 5565 if (DEBUG_INSTALL) { 5566 if (chatty) 5567 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 5568 } 5569 5570 // writer 5571 synchronized (mPackages) { 5572 mPackages.remove(pkg.applicationInfo.packageName); 5573 if (pkg.mPath != null) { 5574 mAppDirs.remove(pkg.mPath); 5575 } 5576 cleanPackageDataStructuresLILPw(pkg, chatty); 5577 } 5578 } 5579 5580 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 5581 int N = pkg.providers.size(); 5582 StringBuilder r = null; 5583 int i; 5584 for (i=0; i<N; i++) { 5585 PackageParser.Provider p = pkg.providers.get(i); 5586 mProviders.removeProvider(p); 5587 if (p.info.authority == null) { 5588 5589 /* There was another ContentProvider with this authority when 5590 * this app was installed so this authority is null, 5591 * Ignore it as we don't have to unregister the provider. 5592 */ 5593 continue; 5594 } 5595 String names[] = p.info.authority.split(";"); 5596 for (int j = 0; j < names.length; j++) { 5597 if (mProvidersByAuthority.get(names[j]) == p) { 5598 mProvidersByAuthority.remove(names[j]); 5599 if (DEBUG_REMOVE) { 5600 if (chatty) 5601 Log.d(TAG, "Unregistered content provider: " + names[j] 5602 + ", className = " + p.info.name + ", isSyncable = " 5603 + p.info.isSyncable); 5604 } 5605 } 5606 } 5607 if (DEBUG_REMOVE && chatty) { 5608 if (r == null) { 5609 r = new StringBuilder(256); 5610 } else { 5611 r.append(' '); 5612 } 5613 r.append(p.info.name); 5614 } 5615 } 5616 if (r != null) { 5617 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 5618 } 5619 5620 N = pkg.services.size(); 5621 r = null; 5622 for (i=0; i<N; i++) { 5623 PackageParser.Service s = pkg.services.get(i); 5624 mServices.removeService(s); 5625 if (chatty) { 5626 if (r == null) { 5627 r = new StringBuilder(256); 5628 } else { 5629 r.append(' '); 5630 } 5631 r.append(s.info.name); 5632 } 5633 } 5634 if (r != null) { 5635 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 5636 } 5637 5638 N = pkg.receivers.size(); 5639 r = null; 5640 for (i=0; i<N; i++) { 5641 PackageParser.Activity a = pkg.receivers.get(i); 5642 mReceivers.removeActivity(a, "receiver"); 5643 if (DEBUG_REMOVE && chatty) { 5644 if (r == null) { 5645 r = new StringBuilder(256); 5646 } else { 5647 r.append(' '); 5648 } 5649 r.append(a.info.name); 5650 } 5651 } 5652 if (r != null) { 5653 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 5654 } 5655 5656 N = pkg.activities.size(); 5657 r = null; 5658 for (i=0; i<N; i++) { 5659 PackageParser.Activity a = pkg.activities.get(i); 5660 mActivities.removeActivity(a, "activity"); 5661 if (DEBUG_REMOVE && chatty) { 5662 if (r == null) { 5663 r = new StringBuilder(256); 5664 } else { 5665 r.append(' '); 5666 } 5667 r.append(a.info.name); 5668 } 5669 } 5670 if (r != null) { 5671 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 5672 } 5673 5674 N = pkg.permissions.size(); 5675 r = null; 5676 for (i=0; i<N; i++) { 5677 PackageParser.Permission p = pkg.permissions.get(i); 5678 BasePermission bp = mSettings.mPermissions.get(p.info.name); 5679 if (bp == null) { 5680 bp = mSettings.mPermissionTrees.get(p.info.name); 5681 } 5682 if (bp != null && bp.perm == p) { 5683 bp.perm = null; 5684 if (DEBUG_REMOVE && chatty) { 5685 if (r == null) { 5686 r = new StringBuilder(256); 5687 } else { 5688 r.append(' '); 5689 } 5690 r.append(p.info.name); 5691 } 5692 } 5693 } 5694 if (r != null) { 5695 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 5696 } 5697 5698 N = pkg.instrumentation.size(); 5699 r = null; 5700 for (i=0; i<N; i++) { 5701 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5702 mInstrumentation.remove(a.getComponentName()); 5703 if (DEBUG_REMOVE && chatty) { 5704 if (r == null) { 5705 r = new StringBuilder(256); 5706 } else { 5707 r.append(' '); 5708 } 5709 r.append(a.info.name); 5710 } 5711 } 5712 if (r != null) { 5713 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 5714 } 5715 5716 r = null; 5717 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5718 // Only system apps can hold shared libraries. 5719 if (pkg.libraryNames != null) { 5720 for (i=0; i<pkg.libraryNames.size(); i++) { 5721 String name = pkg.libraryNames.get(i); 5722 SharedLibraryEntry cur = mSharedLibraries.get(name); 5723 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 5724 mSharedLibraries.remove(name); 5725 if (DEBUG_REMOVE && chatty) { 5726 if (r == null) { 5727 r = new StringBuilder(256); 5728 } else { 5729 r.append(' '); 5730 } 5731 r.append(name); 5732 } 5733 } 5734 } 5735 } 5736 } 5737 if (r != null) { 5738 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 5739 } 5740 } 5741 5742 private static final boolean isPackageFilename(String name) { 5743 return name != null && name.endsWith(".apk"); 5744 } 5745 5746 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 5747 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 5748 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 5749 return true; 5750 } 5751 } 5752 return false; 5753 } 5754 5755 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 5756 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 5757 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 5758 5759 private void updatePermissionsLPw(String changingPkg, 5760 PackageParser.Package pkgInfo, int flags) { 5761 // Make sure there are no dangling permission trees. 5762 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 5763 while (it.hasNext()) { 5764 final BasePermission bp = it.next(); 5765 if (bp.packageSetting == null) { 5766 // We may not yet have parsed the package, so just see if 5767 // we still know about its settings. 5768 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5769 } 5770 if (bp.packageSetting == null) { 5771 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 5772 + " from package " + bp.sourcePackage); 5773 it.remove(); 5774 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5775 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5776 Slog.i(TAG, "Removing old permission tree: " + bp.name 5777 + " from package " + bp.sourcePackage); 5778 flags |= UPDATE_PERMISSIONS_ALL; 5779 it.remove(); 5780 } 5781 } 5782 } 5783 5784 // Make sure all dynamic permissions have been assigned to a package, 5785 // and make sure there are no dangling permissions. 5786 it = mSettings.mPermissions.values().iterator(); 5787 while (it.hasNext()) { 5788 final BasePermission bp = it.next(); 5789 if (bp.type == BasePermission.TYPE_DYNAMIC) { 5790 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 5791 + bp.name + " pkg=" + bp.sourcePackage 5792 + " info=" + bp.pendingInfo); 5793 if (bp.packageSetting == null && bp.pendingInfo != null) { 5794 final BasePermission tree = findPermissionTreeLP(bp.name); 5795 if (tree != null && tree.perm != null) { 5796 bp.packageSetting = tree.packageSetting; 5797 bp.perm = new PackageParser.Permission(tree.perm.owner, 5798 new PermissionInfo(bp.pendingInfo)); 5799 bp.perm.info.packageName = tree.perm.info.packageName; 5800 bp.perm.info.name = bp.name; 5801 bp.uid = tree.uid; 5802 } 5803 } 5804 } 5805 if (bp.packageSetting == null) { 5806 // We may not yet have parsed the package, so just see if 5807 // we still know about its settings. 5808 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5809 } 5810 if (bp.packageSetting == null) { 5811 Slog.w(TAG, "Removing dangling permission: " + bp.name 5812 + " from package " + bp.sourcePackage); 5813 it.remove(); 5814 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5815 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5816 Slog.i(TAG, "Removing old permission: " + bp.name 5817 + " from package " + bp.sourcePackage); 5818 flags |= UPDATE_PERMISSIONS_ALL; 5819 it.remove(); 5820 } 5821 } 5822 } 5823 5824 // Now update the permissions for all packages, in particular 5825 // replace the granted permissions of the system packages. 5826 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 5827 for (PackageParser.Package pkg : mPackages.values()) { 5828 if (pkg != pkgInfo) { 5829 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 5830 } 5831 } 5832 } 5833 5834 if (pkgInfo != null) { 5835 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 5836 } 5837 } 5838 5839 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 5840 final PackageSetting ps = (PackageSetting) pkg.mExtras; 5841 if (ps == null) { 5842 return; 5843 } 5844 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 5845 HashSet<String> origPermissions = gp.grantedPermissions; 5846 boolean changedPermission = false; 5847 5848 if (replace) { 5849 ps.permissionsFixed = false; 5850 if (gp == ps) { 5851 origPermissions = new HashSet<String>(gp.grantedPermissions); 5852 gp.grantedPermissions.clear(); 5853 gp.gids = mGlobalGids; 5854 } 5855 } 5856 5857 if (gp.gids == null) { 5858 gp.gids = mGlobalGids; 5859 } 5860 5861 final int N = pkg.requestedPermissions.size(); 5862 for (int i=0; i<N; i++) { 5863 final String name = pkg.requestedPermissions.get(i); 5864 final boolean required = pkg.requestedPermissionsRequired.get(i); 5865 final BasePermission bp = mSettings.mPermissions.get(name); 5866 if (DEBUG_INSTALL) { 5867 if (gp != ps) { 5868 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 5869 } 5870 } 5871 5872 if (bp == null || bp.packageSetting == null) { 5873 Slog.w(TAG, "Unknown permission " + name 5874 + " in package " + pkg.packageName); 5875 continue; 5876 } 5877 5878 final String perm = bp.name; 5879 boolean allowed; 5880 boolean allowedSig = false; 5881 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 5882 if (level == PermissionInfo.PROTECTION_NORMAL 5883 || level == PermissionInfo.PROTECTION_DANGEROUS) { 5884 // We grant a normal or dangerous permission if any of the following 5885 // are true: 5886 // 1) The permission is required 5887 // 2) The permission is optional, but was granted in the past 5888 // 3) The permission is optional, but was requested by an 5889 // app in /system (not /data) 5890 // 5891 // Otherwise, reject the permission. 5892 allowed = (required || origPermissions.contains(perm) 5893 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 5894 } else if (bp.packageSetting == null) { 5895 // This permission is invalid; skip it. 5896 allowed = false; 5897 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 5898 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 5899 if (allowed) { 5900 allowedSig = true; 5901 } 5902 } else { 5903 allowed = false; 5904 } 5905 if (DEBUG_INSTALL) { 5906 if (gp != ps) { 5907 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 5908 } 5909 } 5910 if (allowed) { 5911 if (!isSystemApp(ps) && ps.permissionsFixed) { 5912 // If this is an existing, non-system package, then 5913 // we can't add any new permissions to it. 5914 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 5915 // Except... if this is a permission that was added 5916 // to the platform (note: need to only do this when 5917 // updating the platform). 5918 allowed = isNewPlatformPermissionForPackage(perm, pkg); 5919 } 5920 } 5921 if (allowed) { 5922 if (!gp.grantedPermissions.contains(perm)) { 5923 changedPermission = true; 5924 gp.grantedPermissions.add(perm); 5925 gp.gids = appendInts(gp.gids, bp.gids); 5926 } else if (!ps.haveGids) { 5927 gp.gids = appendInts(gp.gids, bp.gids); 5928 } 5929 } else { 5930 Slog.w(TAG, "Not granting permission " + perm 5931 + " to package " + pkg.packageName 5932 + " because it was previously installed without"); 5933 } 5934 } else { 5935 if (gp.grantedPermissions.remove(perm)) { 5936 changedPermission = true; 5937 gp.gids = removeInts(gp.gids, bp.gids); 5938 Slog.i(TAG, "Un-granting permission " + perm 5939 + " from package " + pkg.packageName 5940 + " (protectionLevel=" + bp.protectionLevel 5941 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5942 + ")"); 5943 } else { 5944 Slog.w(TAG, "Not granting permission " + perm 5945 + " to package " + pkg.packageName 5946 + " (protectionLevel=" + bp.protectionLevel 5947 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5948 + ")"); 5949 } 5950 } 5951 } 5952 5953 if ((changedPermission || replace) && !ps.permissionsFixed && 5954 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 5955 // This is the first that we have heard about this package, so the 5956 // permissions we have now selected are fixed until explicitly 5957 // changed. 5958 ps.permissionsFixed = true; 5959 } 5960 ps.haveGids = true; 5961 } 5962 5963 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 5964 boolean allowed = false; 5965 final int NP = PackageParser.NEW_PERMISSIONS.length; 5966 for (int ip=0; ip<NP; ip++) { 5967 final PackageParser.NewPermissionInfo npi 5968 = PackageParser.NEW_PERMISSIONS[ip]; 5969 if (npi.name.equals(perm) 5970 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 5971 allowed = true; 5972 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 5973 + pkg.packageName); 5974 break; 5975 } 5976 } 5977 return allowed; 5978 } 5979 5980 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 5981 BasePermission bp, HashSet<String> origPermissions) { 5982 boolean allowed; 5983 allowed = (compareSignatures( 5984 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 5985 == PackageManager.SIGNATURE_MATCH) 5986 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 5987 == PackageManager.SIGNATURE_MATCH); 5988 if (!allowed && (bp.protectionLevel 5989 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 5990 if (isSystemApp(pkg)) { 5991 // For updated system applications, a system permission 5992 // is granted only if it had been defined by the original application. 5993 if (isUpdatedSystemApp(pkg)) { 5994 final PackageSetting sysPs = mSettings 5995 .getDisabledSystemPkgLPr(pkg.packageName); 5996 final GrantedPermissions origGp = sysPs.sharedUser != null 5997 ? sysPs.sharedUser : sysPs; 5998 5999 if (origGp.grantedPermissions.contains(perm)) { 6000 // If the original was granted this permission, we take 6001 // that grant decision as read and propagate it to the 6002 // update. 6003 allowed = true; 6004 } else { 6005 // The system apk may have been updated with an older 6006 // version of the one on the data partition, but which 6007 // granted a new system permission that it didn't have 6008 // before. In this case we do want to allow the app to 6009 // now get the new permission if the ancestral apk is 6010 // privileged to get it. 6011 if (sysPs.pkg != null && sysPs.isPrivileged()) { 6012 for (int j=0; 6013 j<sysPs.pkg.requestedPermissions.size(); j++) { 6014 if (perm.equals( 6015 sysPs.pkg.requestedPermissions.get(j))) { 6016 allowed = true; 6017 break; 6018 } 6019 } 6020 } 6021 } 6022 } else { 6023 allowed = isPrivilegedApp(pkg); 6024 } 6025 } 6026 } 6027 if (!allowed && (bp.protectionLevel 6028 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 6029 // For development permissions, a development permission 6030 // is granted only if it was already granted. 6031 allowed = origPermissions.contains(perm); 6032 } 6033 return allowed; 6034 } 6035 6036 final class ActivityIntentResolver 6037 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 6038 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6039 boolean defaultOnly, int userId) { 6040 if (!sUserManager.exists(userId)) return null; 6041 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6042 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6043 } 6044 6045 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6046 int userId) { 6047 if (!sUserManager.exists(userId)) return null; 6048 mFlags = flags; 6049 return super.queryIntent(intent, resolvedType, 6050 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6051 } 6052 6053 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6054 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 6055 if (!sUserManager.exists(userId)) return null; 6056 if (packageActivities == null) { 6057 return null; 6058 } 6059 mFlags = flags; 6060 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6061 final int N = packageActivities.size(); 6062 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 6063 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 6064 6065 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 6066 for (int i = 0; i < N; ++i) { 6067 intentFilters = packageActivities.get(i).intents; 6068 if (intentFilters != null && intentFilters.size() > 0) { 6069 PackageParser.ActivityIntentInfo[] array = 6070 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 6071 intentFilters.toArray(array); 6072 listCut.add(array); 6073 } 6074 } 6075 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6076 } 6077 6078 public final void addActivity(PackageParser.Activity a, String type) { 6079 final boolean systemApp = isSystemApp(a.info.applicationInfo); 6080 mActivities.put(a.getComponentName(), a); 6081 if (DEBUG_SHOW_INFO) 6082 Log.v( 6083 TAG, " " + type + " " + 6084 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 6085 if (DEBUG_SHOW_INFO) 6086 Log.v(TAG, " Class=" + a.info.name); 6087 final int NI = a.intents.size(); 6088 for (int j=0; j<NI; j++) { 6089 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6090 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 6091 intent.setPriority(0); 6092 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 6093 + a.className + " with priority > 0, forcing to 0"); 6094 } 6095 if (DEBUG_SHOW_INFO) { 6096 Log.v(TAG, " IntentFilter:"); 6097 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6098 } 6099 if (!intent.debugCheck()) { 6100 Log.w(TAG, "==> For Activity " + a.info.name); 6101 } 6102 addFilter(intent); 6103 } 6104 } 6105 6106 public final void removeActivity(PackageParser.Activity a, String type) { 6107 mActivities.remove(a.getComponentName()); 6108 if (DEBUG_SHOW_INFO) { 6109 Log.v(TAG, " " + type + " " 6110 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 6111 : a.info.name) + ":"); 6112 Log.v(TAG, " Class=" + a.info.name); 6113 } 6114 final int NI = a.intents.size(); 6115 for (int j=0; j<NI; j++) { 6116 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 6117 if (DEBUG_SHOW_INFO) { 6118 Log.v(TAG, " IntentFilter:"); 6119 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6120 } 6121 removeFilter(intent); 6122 } 6123 } 6124 6125 @Override 6126 protected boolean allowFilterResult( 6127 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 6128 ActivityInfo filterAi = filter.activity.info; 6129 for (int i=dest.size()-1; i>=0; i--) { 6130 ActivityInfo destAi = dest.get(i).activityInfo; 6131 if (destAi.name == filterAi.name 6132 && destAi.packageName == filterAi.packageName) { 6133 return false; 6134 } 6135 } 6136 return true; 6137 } 6138 6139 @Override 6140 protected ActivityIntentInfo[] newArray(int size) { 6141 return new ActivityIntentInfo[size]; 6142 } 6143 6144 @Override 6145 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 6146 if (!sUserManager.exists(userId)) return true; 6147 PackageParser.Package p = filter.activity.owner; 6148 if (p != null) { 6149 PackageSetting ps = (PackageSetting)p.mExtras; 6150 if (ps != null) { 6151 // System apps are never considered stopped for purposes of 6152 // filtering, because there may be no way for the user to 6153 // actually re-launch them. 6154 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 6155 && ps.getStopped(userId); 6156 } 6157 } 6158 return false; 6159 } 6160 6161 @Override 6162 protected boolean isPackageForFilter(String packageName, 6163 PackageParser.ActivityIntentInfo info) { 6164 return packageName.equals(info.activity.owner.packageName); 6165 } 6166 6167 @Override 6168 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 6169 int match, int userId) { 6170 if (!sUserManager.exists(userId)) return null; 6171 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 6172 return null; 6173 } 6174 final PackageParser.Activity activity = info.activity; 6175 if (mSafeMode && (activity.info.applicationInfo.flags 6176 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6177 return null; 6178 } 6179 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 6180 if (ps == null) { 6181 return null; 6182 } 6183 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 6184 ps.readUserState(userId), userId); 6185 if (ai == null) { 6186 return null; 6187 } 6188 final ResolveInfo res = new ResolveInfo(); 6189 res.activityInfo = ai; 6190 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6191 res.filter = info; 6192 } 6193 res.priority = info.getPriority(); 6194 res.preferredOrder = activity.owner.mPreferredOrder; 6195 //System.out.println("Result: " + res.activityInfo.className + 6196 // " = " + res.priority); 6197 res.match = match; 6198 res.isDefault = info.hasDefault; 6199 res.labelRes = info.labelRes; 6200 res.nonLocalizedLabel = info.nonLocalizedLabel; 6201 res.icon = info.icon; 6202 res.system = isSystemApp(res.activityInfo.applicationInfo); 6203 return res; 6204 } 6205 6206 @Override 6207 protected void sortResults(List<ResolveInfo> results) { 6208 Collections.sort(results, mResolvePrioritySorter); 6209 } 6210 6211 @Override 6212 protected void dumpFilter(PrintWriter out, String prefix, 6213 PackageParser.ActivityIntentInfo filter) { 6214 out.print(prefix); out.print( 6215 Integer.toHexString(System.identityHashCode(filter.activity))); 6216 out.print(' '); 6217 filter.activity.printComponentShortName(out); 6218 out.print(" filter "); 6219 out.println(Integer.toHexString(System.identityHashCode(filter))); 6220 } 6221 6222// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6223// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6224// final List<ResolveInfo> retList = Lists.newArrayList(); 6225// while (i.hasNext()) { 6226// final ResolveInfo resolveInfo = i.next(); 6227// if (isEnabledLP(resolveInfo.activityInfo)) { 6228// retList.add(resolveInfo); 6229// } 6230// } 6231// return retList; 6232// } 6233 6234 // Keys are String (activity class name), values are Activity. 6235 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6236 = new HashMap<ComponentName, PackageParser.Activity>(); 6237 private int mFlags; 6238 } 6239 6240 private final class ServiceIntentResolver 6241 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6242 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6243 boolean defaultOnly, int userId) { 6244 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6245 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6246 } 6247 6248 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6249 int userId) { 6250 if (!sUserManager.exists(userId)) return null; 6251 mFlags = flags; 6252 return super.queryIntent(intent, resolvedType, 6253 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6254 } 6255 6256 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6257 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6258 if (!sUserManager.exists(userId)) return null; 6259 if (packageServices == null) { 6260 return null; 6261 } 6262 mFlags = flags; 6263 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6264 final int N = packageServices.size(); 6265 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6266 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6267 6268 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6269 for (int i = 0; i < N; ++i) { 6270 intentFilters = packageServices.get(i).intents; 6271 if (intentFilters != null && intentFilters.size() > 0) { 6272 PackageParser.ServiceIntentInfo[] array = 6273 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6274 intentFilters.toArray(array); 6275 listCut.add(array); 6276 } 6277 } 6278 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6279 } 6280 6281 public final void addService(PackageParser.Service s) { 6282 mServices.put(s.getComponentName(), s); 6283 if (DEBUG_SHOW_INFO) { 6284 Log.v(TAG, " " 6285 + (s.info.nonLocalizedLabel != null 6286 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6287 Log.v(TAG, " Class=" + s.info.name); 6288 } 6289 final int NI = s.intents.size(); 6290 int j; 6291 for (j=0; j<NI; j++) { 6292 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6293 if (DEBUG_SHOW_INFO) { 6294 Log.v(TAG, " IntentFilter:"); 6295 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6296 } 6297 if (!intent.debugCheck()) { 6298 Log.w(TAG, "==> For Service " + s.info.name); 6299 } 6300 addFilter(intent); 6301 } 6302 } 6303 6304 public final void removeService(PackageParser.Service s) { 6305 mServices.remove(s.getComponentName()); 6306 if (DEBUG_SHOW_INFO) { 6307 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 6308 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6309 Log.v(TAG, " Class=" + s.info.name); 6310 } 6311 final int NI = s.intents.size(); 6312 int j; 6313 for (j=0; j<NI; j++) { 6314 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6315 if (DEBUG_SHOW_INFO) { 6316 Log.v(TAG, " IntentFilter:"); 6317 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6318 } 6319 removeFilter(intent); 6320 } 6321 } 6322 6323 @Override 6324 protected boolean allowFilterResult( 6325 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 6326 ServiceInfo filterSi = filter.service.info; 6327 for (int i=dest.size()-1; i>=0; i--) { 6328 ServiceInfo destAi = dest.get(i).serviceInfo; 6329 if (destAi.name == filterSi.name 6330 && destAi.packageName == filterSi.packageName) { 6331 return false; 6332 } 6333 } 6334 return true; 6335 } 6336 6337 @Override 6338 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 6339 return new PackageParser.ServiceIntentInfo[size]; 6340 } 6341 6342 @Override 6343 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 6344 if (!sUserManager.exists(userId)) return true; 6345 PackageParser.Package p = filter.service.owner; 6346 if (p != null) { 6347 PackageSetting ps = (PackageSetting)p.mExtras; 6348 if (ps != null) { 6349 // System apps are never considered stopped for purposes of 6350 // filtering, because there may be no way for the user to 6351 // actually re-launch them. 6352 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6353 && ps.getStopped(userId); 6354 } 6355 } 6356 return false; 6357 } 6358 6359 @Override 6360 protected boolean isPackageForFilter(String packageName, 6361 PackageParser.ServiceIntentInfo info) { 6362 return packageName.equals(info.service.owner.packageName); 6363 } 6364 6365 @Override 6366 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 6367 int match, int userId) { 6368 if (!sUserManager.exists(userId)) return null; 6369 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 6370 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 6371 return null; 6372 } 6373 final PackageParser.Service service = info.service; 6374 if (mSafeMode && (service.info.applicationInfo.flags 6375 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6376 return null; 6377 } 6378 PackageSetting ps = (PackageSetting) service.owner.mExtras; 6379 if (ps == null) { 6380 return null; 6381 } 6382 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 6383 ps.readUserState(userId), userId); 6384 if (si == null) { 6385 return null; 6386 } 6387 final ResolveInfo res = new ResolveInfo(); 6388 res.serviceInfo = si; 6389 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6390 res.filter = filter; 6391 } 6392 res.priority = info.getPriority(); 6393 res.preferredOrder = service.owner.mPreferredOrder; 6394 //System.out.println("Result: " + res.activityInfo.className + 6395 // " = " + res.priority); 6396 res.match = match; 6397 res.isDefault = info.hasDefault; 6398 res.labelRes = info.labelRes; 6399 res.nonLocalizedLabel = info.nonLocalizedLabel; 6400 res.icon = info.icon; 6401 res.system = isSystemApp(res.serviceInfo.applicationInfo); 6402 return res; 6403 } 6404 6405 @Override 6406 protected void sortResults(List<ResolveInfo> results) { 6407 Collections.sort(results, mResolvePrioritySorter); 6408 } 6409 6410 @Override 6411 protected void dumpFilter(PrintWriter out, String prefix, 6412 PackageParser.ServiceIntentInfo filter) { 6413 out.print(prefix); out.print( 6414 Integer.toHexString(System.identityHashCode(filter.service))); 6415 out.print(' '); 6416 filter.service.printComponentShortName(out); 6417 out.print(" filter "); 6418 out.println(Integer.toHexString(System.identityHashCode(filter))); 6419 } 6420 6421// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6422// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6423// final List<ResolveInfo> retList = Lists.newArrayList(); 6424// while (i.hasNext()) { 6425// final ResolveInfo resolveInfo = (ResolveInfo) i; 6426// if (isEnabledLP(resolveInfo.serviceInfo)) { 6427// retList.add(resolveInfo); 6428// } 6429// } 6430// return retList; 6431// } 6432 6433 // Keys are String (activity class name), values are Activity. 6434 private final HashMap<ComponentName, PackageParser.Service> mServices 6435 = new HashMap<ComponentName, PackageParser.Service>(); 6436 private int mFlags; 6437 }; 6438 6439 private final class ProviderIntentResolver 6440 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 6441 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6442 boolean defaultOnly, int userId) { 6443 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6444 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6445 } 6446 6447 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6448 int userId) { 6449 if (!sUserManager.exists(userId)) 6450 return null; 6451 mFlags = flags; 6452 return super.queryIntent(intent, resolvedType, 6453 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6454 } 6455 6456 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6457 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 6458 if (!sUserManager.exists(userId)) 6459 return null; 6460 if (packageProviders == null) { 6461 return null; 6462 } 6463 mFlags = flags; 6464 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 6465 final int N = packageProviders.size(); 6466 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 6467 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 6468 6469 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 6470 for (int i = 0; i < N; ++i) { 6471 intentFilters = packageProviders.get(i).intents; 6472 if (intentFilters != null && intentFilters.size() > 0) { 6473 PackageParser.ProviderIntentInfo[] array = 6474 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 6475 intentFilters.toArray(array); 6476 listCut.add(array); 6477 } 6478 } 6479 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6480 } 6481 6482 public final void addProvider(PackageParser.Provider p) { 6483 if (mProviders.containsKey(p.getComponentName())) { 6484 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 6485 return; 6486 } 6487 6488 mProviders.put(p.getComponentName(), p); 6489 if (DEBUG_SHOW_INFO) { 6490 Log.v(TAG, " " 6491 + (p.info.nonLocalizedLabel != null 6492 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6493 Log.v(TAG, " Class=" + p.info.name); 6494 } 6495 final int NI = p.intents.size(); 6496 int j; 6497 for (j = 0; j < NI; j++) { 6498 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6499 if (DEBUG_SHOW_INFO) { 6500 Log.v(TAG, " IntentFilter:"); 6501 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6502 } 6503 if (!intent.debugCheck()) { 6504 Log.w(TAG, "==> For Provider " + p.info.name); 6505 } 6506 addFilter(intent); 6507 } 6508 } 6509 6510 public final void removeProvider(PackageParser.Provider p) { 6511 mProviders.remove(p.getComponentName()); 6512 if (DEBUG_SHOW_INFO) { 6513 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 6514 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6515 Log.v(TAG, " Class=" + p.info.name); 6516 } 6517 final int NI = p.intents.size(); 6518 int j; 6519 for (j = 0; j < NI; j++) { 6520 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6521 if (DEBUG_SHOW_INFO) { 6522 Log.v(TAG, " IntentFilter:"); 6523 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6524 } 6525 removeFilter(intent); 6526 } 6527 } 6528 6529 @Override 6530 protected boolean allowFilterResult( 6531 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 6532 ProviderInfo filterPi = filter.provider.info; 6533 for (int i = dest.size() - 1; i >= 0; i--) { 6534 ProviderInfo destPi = dest.get(i).providerInfo; 6535 if (destPi.name == filterPi.name 6536 && destPi.packageName == filterPi.packageName) { 6537 return false; 6538 } 6539 } 6540 return true; 6541 } 6542 6543 @Override 6544 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 6545 return new PackageParser.ProviderIntentInfo[size]; 6546 } 6547 6548 @Override 6549 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 6550 if (!sUserManager.exists(userId)) 6551 return true; 6552 PackageParser.Package p = filter.provider.owner; 6553 if (p != null) { 6554 PackageSetting ps = (PackageSetting) p.mExtras; 6555 if (ps != null) { 6556 // System apps are never considered stopped for purposes of 6557 // filtering, because there may be no way for the user to 6558 // actually re-launch them. 6559 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6560 && ps.getStopped(userId); 6561 } 6562 } 6563 return false; 6564 } 6565 6566 @Override 6567 protected boolean isPackageForFilter(String packageName, 6568 PackageParser.ProviderIntentInfo info) { 6569 return packageName.equals(info.provider.owner.packageName); 6570 } 6571 6572 @Override 6573 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 6574 int match, int userId) { 6575 if (!sUserManager.exists(userId)) 6576 return null; 6577 final PackageParser.ProviderIntentInfo info = filter; 6578 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 6579 return null; 6580 } 6581 final PackageParser.Provider provider = info.provider; 6582 if (mSafeMode && (provider.info.applicationInfo.flags 6583 & ApplicationInfo.FLAG_SYSTEM) == 0) { 6584 return null; 6585 } 6586 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 6587 if (ps == null) { 6588 return null; 6589 } 6590 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 6591 ps.readUserState(userId), userId); 6592 if (pi == null) { 6593 return null; 6594 } 6595 final ResolveInfo res = new ResolveInfo(); 6596 res.providerInfo = pi; 6597 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 6598 res.filter = filter; 6599 } 6600 res.priority = info.getPriority(); 6601 res.preferredOrder = provider.owner.mPreferredOrder; 6602 res.match = match; 6603 res.isDefault = info.hasDefault; 6604 res.labelRes = info.labelRes; 6605 res.nonLocalizedLabel = info.nonLocalizedLabel; 6606 res.icon = info.icon; 6607 res.system = isSystemApp(res.providerInfo.applicationInfo); 6608 return res; 6609 } 6610 6611 @Override 6612 protected void sortResults(List<ResolveInfo> results) { 6613 Collections.sort(results, mResolvePrioritySorter); 6614 } 6615 6616 @Override 6617 protected void dumpFilter(PrintWriter out, String prefix, 6618 PackageParser.ProviderIntentInfo filter) { 6619 out.print(prefix); 6620 out.print( 6621 Integer.toHexString(System.identityHashCode(filter.provider))); 6622 out.print(' '); 6623 filter.provider.printComponentShortName(out); 6624 out.print(" filter "); 6625 out.println(Integer.toHexString(System.identityHashCode(filter))); 6626 } 6627 6628 private final HashMap<ComponentName, PackageParser.Provider> mProviders 6629 = new HashMap<ComponentName, PackageParser.Provider>(); 6630 private int mFlags; 6631 }; 6632 6633 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 6634 new Comparator<ResolveInfo>() { 6635 public int compare(ResolveInfo r1, ResolveInfo r2) { 6636 int v1 = r1.priority; 6637 int v2 = r2.priority; 6638 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 6639 if (v1 != v2) { 6640 return (v1 > v2) ? -1 : 1; 6641 } 6642 v1 = r1.preferredOrder; 6643 v2 = r2.preferredOrder; 6644 if (v1 != v2) { 6645 return (v1 > v2) ? -1 : 1; 6646 } 6647 if (r1.isDefault != r2.isDefault) { 6648 return r1.isDefault ? -1 : 1; 6649 } 6650 v1 = r1.match; 6651 v2 = r2.match; 6652 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 6653 if (v1 != v2) { 6654 return (v1 > v2) ? -1 : 1; 6655 } 6656 if (r1.system != r2.system) { 6657 return r1.system ? -1 : 1; 6658 } 6659 return 0; 6660 } 6661 }; 6662 6663 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 6664 new Comparator<ProviderInfo>() { 6665 public int compare(ProviderInfo p1, ProviderInfo p2) { 6666 final int v1 = p1.initOrder; 6667 final int v2 = p2.initOrder; 6668 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 6669 } 6670 }; 6671 6672 static final void sendPackageBroadcast(String action, String pkg, 6673 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 6674 int[] userIds) { 6675 IActivityManager am = ActivityManagerNative.getDefault(); 6676 if (am != null) { 6677 try { 6678 if (userIds == null) { 6679 userIds = am.getRunningUserIds(); 6680 } 6681 for (int id : userIds) { 6682 final Intent intent = new Intent(action, 6683 pkg != null ? Uri.fromParts("package", pkg, null) : null); 6684 if (extras != null) { 6685 intent.putExtras(extras); 6686 } 6687 if (targetPkg != null) { 6688 intent.setPackage(targetPkg); 6689 } 6690 // Modify the UID when posting to other users 6691 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 6692 if (uid > 0 && UserHandle.getUserId(uid) != id) { 6693 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 6694 intent.putExtra(Intent.EXTRA_UID, uid); 6695 } 6696 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 6697 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 6698 if (DEBUG_BROADCASTS) { 6699 RuntimeException here = new RuntimeException("here"); 6700 here.fillInStackTrace(); 6701 Slog.d(TAG, "Sending to user " + id + ": " 6702 + intent.toShortString(false, true, false, false) 6703 + " " + intent.getExtras(), here); 6704 } 6705 am.broadcastIntent(null, intent, null, finishedReceiver, 6706 0, null, null, null, android.app.AppOpsManager.OP_NONE, 6707 finishedReceiver != null, false, id); 6708 } 6709 } catch (RemoteException ex) { 6710 } 6711 } 6712 } 6713 6714 /** 6715 * Check if the external storage media is available. This is true if there 6716 * is a mounted external storage medium or if the external storage is 6717 * emulated. 6718 */ 6719 private boolean isExternalMediaAvailable() { 6720 return mMediaMounted || Environment.isExternalStorageEmulated(); 6721 } 6722 6723 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 6724 // writer 6725 synchronized (mPackages) { 6726 if (!isExternalMediaAvailable()) { 6727 // If the external storage is no longer mounted at this point, 6728 // the caller may not have been able to delete all of this 6729 // packages files and can not delete any more. Bail. 6730 return null; 6731 } 6732 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 6733 if (lastPackage != null) { 6734 pkgs.remove(lastPackage); 6735 } 6736 if (pkgs.size() > 0) { 6737 return pkgs.get(0); 6738 } 6739 } 6740 return null; 6741 } 6742 6743 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 6744 if (false) { 6745 RuntimeException here = new RuntimeException("here"); 6746 here.fillInStackTrace(); 6747 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 6748 + " andCode=" + andCode, here); 6749 } 6750 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 6751 userId, andCode ? 1 : 0, packageName)); 6752 } 6753 6754 void startCleaningPackages() { 6755 // reader 6756 synchronized (mPackages) { 6757 if (!isExternalMediaAvailable()) { 6758 return; 6759 } 6760 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 6761 return; 6762 } 6763 } 6764 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 6765 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 6766 IActivityManager am = ActivityManagerNative.getDefault(); 6767 if (am != null) { 6768 try { 6769 am.startService(null, intent, null, UserHandle.USER_OWNER); 6770 } catch (RemoteException e) { 6771 } 6772 } 6773 } 6774 6775 private final class AppDirObserver extends FileObserver { 6776 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 6777 super(path, mask); 6778 mRootDir = path; 6779 mIsRom = isrom; 6780 mIsPrivileged = isPrivileged; 6781 } 6782 6783 public void onEvent(int event, String path) { 6784 String removedPackage = null; 6785 int removedAppId = -1; 6786 int[] removedUsers = null; 6787 String addedPackage = null; 6788 int addedAppId = -1; 6789 int[] addedUsers = null; 6790 6791 // TODO post a message to the handler to obtain serial ordering 6792 synchronized (mInstallLock) { 6793 String fullPathStr = null; 6794 File fullPath = null; 6795 if (path != null) { 6796 fullPath = new File(mRootDir, path); 6797 fullPathStr = fullPath.getPath(); 6798 } 6799 6800 if (DEBUG_APP_DIR_OBSERVER) 6801 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 6802 6803 if (!isPackageFilename(path)) { 6804 if (DEBUG_APP_DIR_OBSERVER) 6805 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 6806 return; 6807 } 6808 6809 // Ignore packages that are being installed or 6810 // have just been installed. 6811 if (ignoreCodePath(fullPathStr)) { 6812 return; 6813 } 6814 PackageParser.Package p = null; 6815 PackageSetting ps = null; 6816 // reader 6817 synchronized (mPackages) { 6818 p = mAppDirs.get(fullPathStr); 6819 if (p != null) { 6820 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 6821 if (ps != null) { 6822 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 6823 } else { 6824 removedUsers = sUserManager.getUserIds(); 6825 } 6826 } 6827 addedUsers = sUserManager.getUserIds(); 6828 } 6829 if ((event&REMOVE_EVENTS) != 0) { 6830 if (ps != null) { 6831 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 6832 removePackageLI(ps, true); 6833 removedPackage = ps.name; 6834 removedAppId = ps.appId; 6835 } 6836 } 6837 6838 if ((event&ADD_EVENTS) != 0) { 6839 if (p == null) { 6840 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 6841 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 6842 if (mIsRom) { 6843 flags |= PackageParser.PARSE_IS_SYSTEM 6844 | PackageParser.PARSE_IS_SYSTEM_DIR; 6845 if (mIsPrivileged) { 6846 flags |= PackageParser.PARSE_IS_PRIVILEGED; 6847 } 6848 } 6849 p = scanPackageLI(fullPath, flags, 6850 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 6851 System.currentTimeMillis(), UserHandle.ALL); 6852 if (p != null) { 6853 /* 6854 * TODO this seems dangerous as the package may have 6855 * changed since we last acquired the mPackages 6856 * lock. 6857 */ 6858 // writer 6859 synchronized (mPackages) { 6860 updatePermissionsLPw(p.packageName, p, 6861 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 6862 } 6863 addedPackage = p.applicationInfo.packageName; 6864 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 6865 } 6866 } 6867 } 6868 6869 // reader 6870 synchronized (mPackages) { 6871 mSettings.writeLPr(); 6872 } 6873 } 6874 6875 if (removedPackage != null) { 6876 Bundle extras = new Bundle(1); 6877 extras.putInt(Intent.EXTRA_UID, removedAppId); 6878 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 6879 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 6880 extras, null, null, removedUsers); 6881 } 6882 if (addedPackage != null) { 6883 Bundle extras = new Bundle(1); 6884 extras.putInt(Intent.EXTRA_UID, addedAppId); 6885 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 6886 extras, null, null, addedUsers); 6887 } 6888 } 6889 6890 private final String mRootDir; 6891 private final boolean mIsRom; 6892 private final boolean mIsPrivileged; 6893 } 6894 6895 /* 6896 * The old-style observer methods all just trampoline to the newer signature with 6897 * expanded install observer API. The older API continues to work but does not 6898 * supply the additional details of the Observer2 API. 6899 */ 6900 6901 /* Called when a downloaded package installation has been confirmed by the user */ 6902 public void installPackage( 6903 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 6904 installPackageEtc(packageURI, observer, null, flags, null); 6905 } 6906 6907 /* Called when a downloaded package installation has been confirmed by the user */ 6908 public void installPackage( 6909 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 6910 final String installerPackageName) { 6911 installPackageWithVerificationEtc(packageURI, observer, null, flags, 6912 installerPackageName, null, null, null); 6913 } 6914 6915 @Override 6916 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 6917 int flags, String installerPackageName, Uri verificationURI, 6918 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6919 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6920 VerificationParams.NO_UID, manifestDigest); 6921 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6922 installerPackageName, verificationParams, encryptionParams); 6923 } 6924 6925 public void installPackageWithVerificationAndEncryption(Uri packageURI, 6926 IPackageInstallObserver observer, int flags, String installerPackageName, 6927 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6928 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, null, flags, 6929 installerPackageName, verificationParams, encryptionParams); 6930 } 6931 6932 /* 6933 * And here are the "live" versions that take both observer arguments 6934 */ 6935 public void installPackageEtc( 6936 final Uri packageURI, final IPackageInstallObserver observer, 6937 IPackageInstallObserver2 observer2, final int flags) { 6938 installPackageEtc(packageURI, observer, observer2, flags, null); 6939 } 6940 6941 public void installPackageEtc( 6942 final Uri packageURI, final IPackageInstallObserver observer, 6943 final IPackageInstallObserver2 observer2, final int flags, 6944 final String installerPackageName) { 6945 installPackageWithVerificationEtc(packageURI, observer, observer2, flags, 6946 installerPackageName, null, null, null); 6947 } 6948 6949 @Override 6950 public void installPackageWithVerificationEtc(Uri packageURI, IPackageInstallObserver observer, 6951 IPackageInstallObserver2 observer2, 6952 int flags, String installerPackageName, Uri verificationURI, 6953 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6954 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6955 VerificationParams.NO_UID, manifestDigest); 6956 installPackageWithVerificationAndEncryptionEtc(packageURI, observer, observer2, flags, 6957 installerPackageName, verificationParams, encryptionParams); 6958 } 6959 6960 /* 6961 * All of the installPackage...*() methods redirect to this one for the master implementation 6962 */ 6963 public void installPackageWithVerificationAndEncryptionEtc(Uri packageURI, 6964 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 6965 int flags, String installerPackageName, 6966 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6967 if (observer == null && observer2 == null) { 6968 throw new IllegalArgumentException("No install observer supplied"); 6969 } 6970 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6971 null); 6972 6973 final int uid = Binder.getCallingUid(); 6974 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 6975 try { 6976 if (observer != null) { 6977 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6978 } 6979 if (observer2 != null) { 6980 observer2.packageInstalled("", null, PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6981 } 6982 } catch (RemoteException re) { 6983 } 6984 return; 6985 } 6986 6987 UserHandle user; 6988 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 6989 user = UserHandle.ALL; 6990 } else { 6991 user = new UserHandle(UserHandle.getUserId(uid)); 6992 } 6993 6994 final int filteredFlags; 6995 6996 if (uid == Process.SHELL_UID || uid == 0) { 6997 if (DEBUG_INSTALL) { 6998 Slog.v(TAG, "Install from ADB"); 6999 } 7000 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 7001 } else { 7002 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 7003 } 7004 7005 verificationParams.setInstallerUid(uid); 7006 7007 final Message msg = mHandler.obtainMessage(INIT_COPY); 7008 msg.obj = new InstallParams(packageURI, observer, observer2, filteredFlags, 7009 installerPackageName, verificationParams, encryptionParams, user); 7010 mHandler.sendMessage(msg); 7011 } 7012 7013 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 7014 Bundle extras = new Bundle(1); 7015 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 7016 7017 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 7018 packageName, extras, null, null, new int[] {userId}); 7019 try { 7020 IActivityManager am = ActivityManagerNative.getDefault(); 7021 final boolean isSystem = 7022 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 7023 if (isSystem && am.isUserRunning(userId, false)) { 7024 // The just-installed/enabled app is bundled on the system, so presumed 7025 // to be able to run automatically without needing an explicit launch. 7026 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 7027 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 7028 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 7029 .setPackage(packageName); 7030 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 7031 android.app.AppOpsManager.OP_NONE, false, false, userId); 7032 } 7033 } catch (RemoteException e) { 7034 // shouldn't happen 7035 Slog.w(TAG, "Unable to bootstrap installed package", e); 7036 } 7037 } 7038 7039 @Override 7040 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 7041 int userId) { 7042 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7043 PackageSetting pkgSetting; 7044 final int uid = Binder.getCallingUid(); 7045 if (UserHandle.getUserId(uid) != userId) { 7046 mContext.enforceCallingOrSelfPermission( 7047 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7048 "setApplicationBlockedSetting for user " + userId); 7049 } 7050 7051 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 7052 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 7053 return false; 7054 } 7055 7056 long callingId = Binder.clearCallingIdentity(); 7057 try { 7058 boolean sendAdded = false; 7059 boolean sendRemoved = false; 7060 // writer 7061 synchronized (mPackages) { 7062 pkgSetting = mSettings.mPackages.get(packageName); 7063 if (pkgSetting == null) { 7064 return false; 7065 } 7066 if (pkgSetting.getBlocked(userId) != blocked) { 7067 pkgSetting.setBlocked(blocked, userId); 7068 mSettings.writePackageRestrictionsLPr(userId); 7069 if (blocked) { 7070 sendRemoved = true; 7071 } else { 7072 sendAdded = true; 7073 } 7074 } 7075 } 7076 if (sendAdded) { 7077 sendPackageAddedForUser(packageName, pkgSetting, userId); 7078 return true; 7079 } 7080 if (sendRemoved) { 7081 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 7082 "blocking pkg"); 7083 sendPackageBlockedForUser(packageName, pkgSetting, userId); 7084 } 7085 } finally { 7086 Binder.restoreCallingIdentity(callingId); 7087 } 7088 return false; 7089 } 7090 7091 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 7092 int userId) { 7093 final PackageRemovedInfo info = new PackageRemovedInfo(); 7094 info.removedPackage = packageName; 7095 info.removedUsers = new int[] {userId}; 7096 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 7097 info.sendBroadcast(false, false, false); 7098 } 7099 7100 /** 7101 * Returns true if application is not found or there was an error. Otherwise it returns 7102 * the blocked state of the package for the given user. 7103 */ 7104 @Override 7105 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 7106 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 7107 PackageSetting pkgSetting; 7108 final int uid = Binder.getCallingUid(); 7109 if (UserHandle.getUserId(uid) != userId) { 7110 mContext.enforceCallingPermission( 7111 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7112 "getApplicationBlocked for user " + userId); 7113 } 7114 long callingId = Binder.clearCallingIdentity(); 7115 try { 7116 // writer 7117 synchronized (mPackages) { 7118 pkgSetting = mSettings.mPackages.get(packageName); 7119 if (pkgSetting == null) { 7120 return true; 7121 } 7122 return pkgSetting.getBlocked(userId); 7123 } 7124 } finally { 7125 Binder.restoreCallingIdentity(callingId); 7126 } 7127 } 7128 7129 /** 7130 * @hide 7131 */ 7132 @Override 7133 public int installExistingPackageAsUser(String packageName, int userId) { 7134 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 7135 null); 7136 PackageSetting pkgSetting; 7137 final int uid = Binder.getCallingUid(); 7138 if (UserHandle.getUserId(uid) != userId) { 7139 mContext.enforceCallingPermission( 7140 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 7141 "installExistingPackage for user " + userId); 7142 } 7143 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 7144 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 7145 } 7146 7147 long callingId = Binder.clearCallingIdentity(); 7148 try { 7149 boolean sendAdded = false; 7150 Bundle extras = new Bundle(1); 7151 7152 // writer 7153 synchronized (mPackages) { 7154 pkgSetting = mSettings.mPackages.get(packageName); 7155 if (pkgSetting == null) { 7156 return PackageManager.INSTALL_FAILED_INVALID_URI; 7157 } 7158 if (!pkgSetting.getInstalled(userId)) { 7159 pkgSetting.setInstalled(true, userId); 7160 pkgSetting.setBlocked(false, userId); 7161 mSettings.writePackageRestrictionsLPr(userId); 7162 sendAdded = true; 7163 } 7164 } 7165 7166 if (sendAdded) { 7167 sendPackageAddedForUser(packageName, pkgSetting, userId); 7168 } 7169 } finally { 7170 Binder.restoreCallingIdentity(callingId); 7171 } 7172 7173 return PackageManager.INSTALL_SUCCEEDED; 7174 } 7175 7176 private boolean isUserRestricted(int userId, String restrictionKey) { 7177 Bundle restrictions = sUserManager.getUserRestrictions(userId); 7178 if (restrictions.getBoolean(restrictionKey, false)) { 7179 Log.w(TAG, "User is restricted: " + restrictionKey); 7180 return true; 7181 } 7182 return false; 7183 } 7184 7185 @Override 7186 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 7187 mContext.enforceCallingOrSelfPermission( 7188 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7189 "Only package verification agents can verify applications"); 7190 7191 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7192 final PackageVerificationResponse response = new PackageVerificationResponse( 7193 verificationCode, Binder.getCallingUid()); 7194 msg.arg1 = id; 7195 msg.obj = response; 7196 mHandler.sendMessage(msg); 7197 } 7198 7199 @Override 7200 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 7201 long millisecondsToDelay) { 7202 mContext.enforceCallingOrSelfPermission( 7203 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7204 "Only package verification agents can extend verification timeouts"); 7205 7206 final PackageVerificationState state = mPendingVerification.get(id); 7207 final PackageVerificationResponse response = new PackageVerificationResponse( 7208 verificationCodeAtTimeout, Binder.getCallingUid()); 7209 7210 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 7211 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 7212 } 7213 if (millisecondsToDelay < 0) { 7214 millisecondsToDelay = 0; 7215 } 7216 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 7217 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 7218 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 7219 } 7220 7221 if ((state != null) && !state.timeoutExtended()) { 7222 state.extendTimeout(); 7223 7224 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 7225 msg.arg1 = id; 7226 msg.obj = response; 7227 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 7228 } 7229 } 7230 7231 private void broadcastPackageVerified(int verificationId, Uri packageUri, 7232 int verificationCode, UserHandle user) { 7233 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 7234 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 7235 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7236 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7237 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 7238 7239 mContext.sendBroadcastAsUser(intent, user, 7240 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 7241 } 7242 7243 private ComponentName matchComponentForVerifier(String packageName, 7244 List<ResolveInfo> receivers) { 7245 ActivityInfo targetReceiver = null; 7246 7247 final int NR = receivers.size(); 7248 for (int i = 0; i < NR; i++) { 7249 final ResolveInfo info = receivers.get(i); 7250 if (info.activityInfo == null) { 7251 continue; 7252 } 7253 7254 if (packageName.equals(info.activityInfo.packageName)) { 7255 targetReceiver = info.activityInfo; 7256 break; 7257 } 7258 } 7259 7260 if (targetReceiver == null) { 7261 return null; 7262 } 7263 7264 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7265 } 7266 7267 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7268 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7269 if (pkgInfo.verifiers.length == 0) { 7270 return null; 7271 } 7272 7273 final int N = pkgInfo.verifiers.length; 7274 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7275 for (int i = 0; i < N; i++) { 7276 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7277 7278 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7279 receivers); 7280 if (comp == null) { 7281 continue; 7282 } 7283 7284 final int verifierUid = getUidForVerifier(verifierInfo); 7285 if (verifierUid == -1) { 7286 continue; 7287 } 7288 7289 if (DEBUG_VERIFY) { 7290 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7291 + " with the correct signature"); 7292 } 7293 sufficientVerifiers.add(comp); 7294 verificationState.addSufficientVerifier(verifierUid); 7295 } 7296 7297 return sufficientVerifiers; 7298 } 7299 7300 private int getUidForVerifier(VerifierInfo verifierInfo) { 7301 synchronized (mPackages) { 7302 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 7303 if (pkg == null) { 7304 return -1; 7305 } else if (pkg.mSignatures.length != 1) { 7306 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7307 + " has more than one signature; ignoring"); 7308 return -1; 7309 } 7310 7311 /* 7312 * If the public key of the package's signature does not match 7313 * our expected public key, then this is a different package and 7314 * we should skip. 7315 */ 7316 7317 final byte[] expectedPublicKey; 7318 try { 7319 final Signature verifierSig = pkg.mSignatures[0]; 7320 final PublicKey publicKey = verifierSig.getPublicKey(); 7321 expectedPublicKey = publicKey.getEncoded(); 7322 } catch (CertificateException e) { 7323 return -1; 7324 } 7325 7326 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 7327 7328 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 7329 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7330 + " does not have the expected public key; ignoring"); 7331 return -1; 7332 } 7333 7334 return pkg.applicationInfo.uid; 7335 } 7336 } 7337 7338 public void finishPackageInstall(int token) { 7339 enforceSystemOrRoot("Only the system is allowed to finish installs"); 7340 7341 if (DEBUG_INSTALL) { 7342 Slog.v(TAG, "BM finishing package install for " + token); 7343 } 7344 7345 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7346 mHandler.sendMessage(msg); 7347 } 7348 7349 /** 7350 * Get the verification agent timeout. 7351 * 7352 * @return verification timeout in milliseconds 7353 */ 7354 private long getVerificationTimeout() { 7355 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 7356 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 7357 DEFAULT_VERIFICATION_TIMEOUT); 7358 } 7359 7360 /** 7361 * Get the default verification agent response code. 7362 * 7363 * @return default verification response code 7364 */ 7365 private int getDefaultVerificationResponse() { 7366 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7367 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 7368 DEFAULT_VERIFICATION_RESPONSE); 7369 } 7370 7371 /** 7372 * Check whether or not package verification has been enabled. 7373 * 7374 * @return true if verification should be performed 7375 */ 7376 private boolean isVerificationEnabled(int flags) { 7377 if (!DEFAULT_VERIFY_ENABLE) { 7378 return false; 7379 } 7380 7381 // Check if installing from ADB 7382 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 7383 // Do not run verification in a test harness environment 7384 if (ActivityManager.isRunningInTestHarness()) { 7385 return false; 7386 } 7387 // Check if the developer does not want package verification for ADB installs 7388 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7389 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 7390 return false; 7391 } 7392 } 7393 7394 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7395 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 7396 } 7397 7398 /** 7399 * Get the "allow unknown sources" setting. 7400 * 7401 * @return the current "allow unknown sources" setting 7402 */ 7403 private int getUnknownSourcesSettings() { 7404 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7405 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 7406 -1); 7407 } 7408 7409 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 7410 final int uid = Binder.getCallingUid(); 7411 // writer 7412 synchronized (mPackages) { 7413 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 7414 if (targetPackageSetting == null) { 7415 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 7416 } 7417 7418 PackageSetting installerPackageSetting; 7419 if (installerPackageName != null) { 7420 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 7421 if (installerPackageSetting == null) { 7422 throw new IllegalArgumentException("Unknown installer package: " 7423 + installerPackageName); 7424 } 7425 } else { 7426 installerPackageSetting = null; 7427 } 7428 7429 Signature[] callerSignature; 7430 Object obj = mSettings.getUserIdLPr(uid); 7431 if (obj != null) { 7432 if (obj instanceof SharedUserSetting) { 7433 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 7434 } else if (obj instanceof PackageSetting) { 7435 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 7436 } else { 7437 throw new SecurityException("Bad object " + obj + " for uid " + uid); 7438 } 7439 } else { 7440 throw new SecurityException("Unknown calling uid " + uid); 7441 } 7442 7443 // Verify: can't set installerPackageName to a package that is 7444 // not signed with the same cert as the caller. 7445 if (installerPackageSetting != null) { 7446 if (compareSignatures(callerSignature, 7447 installerPackageSetting.signatures.mSignatures) 7448 != PackageManager.SIGNATURE_MATCH) { 7449 throw new SecurityException( 7450 "Caller does not have same cert as new installer package " 7451 + installerPackageName); 7452 } 7453 } 7454 7455 // Verify: if target already has an installer package, it must 7456 // be signed with the same cert as the caller. 7457 if (targetPackageSetting.installerPackageName != null) { 7458 PackageSetting setting = mSettings.mPackages.get( 7459 targetPackageSetting.installerPackageName); 7460 // If the currently set package isn't valid, then it's always 7461 // okay to change it. 7462 if (setting != null) { 7463 if (compareSignatures(callerSignature, 7464 setting.signatures.mSignatures) 7465 != PackageManager.SIGNATURE_MATCH) { 7466 throw new SecurityException( 7467 "Caller does not have same cert as old installer package " 7468 + targetPackageSetting.installerPackageName); 7469 } 7470 } 7471 } 7472 7473 // Okay! 7474 targetPackageSetting.installerPackageName = installerPackageName; 7475 scheduleWriteSettingsLocked(); 7476 } 7477 } 7478 7479 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 7480 // Queue up an async operation since the package installation may take a little while. 7481 mHandler.post(new Runnable() { 7482 public void run() { 7483 mHandler.removeCallbacks(this); 7484 // Result object to be returned 7485 PackageInstalledInfo res = new PackageInstalledInfo(); 7486 res.returnCode = currentStatus; 7487 res.uid = -1; 7488 res.pkg = null; 7489 res.removedInfo = new PackageRemovedInfo(); 7490 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 7491 args.doPreInstall(res.returnCode); 7492 synchronized (mInstallLock) { 7493 installPackageLI(args, true, res); 7494 } 7495 args.doPostInstall(res.returnCode, res.uid); 7496 } 7497 7498 // A restore should be performed at this point if (a) the install 7499 // succeeded, (b) the operation is not an update, and (c) the new 7500 // package has a backupAgent defined. 7501 final boolean update = res.removedInfo.removedPackage != null; 7502 boolean doRestore = (!update 7503 && res.pkg != null 7504 && res.pkg.applicationInfo.backupAgentName != null); 7505 7506 // Set up the post-install work request bookkeeping. This will be used 7507 // and cleaned up by the post-install event handling regardless of whether 7508 // there's a restore pass performed. Token values are >= 1. 7509 int token; 7510 if (mNextInstallToken < 0) mNextInstallToken = 1; 7511 token = mNextInstallToken++; 7512 7513 PostInstallData data = new PostInstallData(args, res); 7514 mRunningInstalls.put(token, data); 7515 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 7516 7517 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 7518 // Pass responsibility to the Backup Manager. It will perform a 7519 // restore if appropriate, then pass responsibility back to the 7520 // Package Manager to run the post-install observer callbacks 7521 // and broadcasts. 7522 IBackupManager bm = IBackupManager.Stub.asInterface( 7523 ServiceManager.getService(Context.BACKUP_SERVICE)); 7524 if (bm != null) { 7525 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 7526 + " to BM for possible restore"); 7527 try { 7528 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 7529 } catch (RemoteException e) { 7530 // can't happen; the backup manager is local 7531 } catch (Exception e) { 7532 Slog.e(TAG, "Exception trying to enqueue restore", e); 7533 doRestore = false; 7534 } 7535 } else { 7536 Slog.e(TAG, "Backup Manager not found!"); 7537 doRestore = false; 7538 } 7539 } 7540 7541 if (!doRestore) { 7542 // No restore possible, or the Backup Manager was mysteriously not 7543 // available -- just fire the post-install work request directly. 7544 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 7545 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7546 mHandler.sendMessage(msg); 7547 } 7548 } 7549 }); 7550 } 7551 7552 private abstract class HandlerParams { 7553 private static final int MAX_RETRIES = 4; 7554 7555 /** 7556 * Number of times startCopy() has been attempted and had a non-fatal 7557 * error. 7558 */ 7559 private int mRetries = 0; 7560 7561 /** User handle for the user requesting the information or installation. */ 7562 private final UserHandle mUser; 7563 7564 HandlerParams(UserHandle user) { 7565 mUser = user; 7566 } 7567 7568 UserHandle getUser() { 7569 return mUser; 7570 } 7571 7572 final boolean startCopy() { 7573 boolean res; 7574 try { 7575 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 7576 7577 if (++mRetries > MAX_RETRIES) { 7578 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 7579 mHandler.sendEmptyMessage(MCS_GIVE_UP); 7580 handleServiceError(); 7581 return false; 7582 } else { 7583 handleStartCopy(); 7584 res = true; 7585 } 7586 } catch (RemoteException e) { 7587 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 7588 mHandler.sendEmptyMessage(MCS_RECONNECT); 7589 res = false; 7590 } 7591 handleReturnCode(); 7592 return res; 7593 } 7594 7595 final void serviceError() { 7596 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 7597 handleServiceError(); 7598 handleReturnCode(); 7599 } 7600 7601 abstract void handleStartCopy() throws RemoteException; 7602 abstract void handleServiceError(); 7603 abstract void handleReturnCode(); 7604 } 7605 7606 class MeasureParams extends HandlerParams { 7607 private final PackageStats mStats; 7608 private boolean mSuccess; 7609 7610 private final IPackageStatsObserver mObserver; 7611 7612 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 7613 super(new UserHandle(stats.userHandle)); 7614 mObserver = observer; 7615 mStats = stats; 7616 } 7617 7618 @Override 7619 public String toString() { 7620 return "MeasureParams{" 7621 + Integer.toHexString(System.identityHashCode(this)) 7622 + " " + mStats.packageName + "}"; 7623 } 7624 7625 @Override 7626 void handleStartCopy() throws RemoteException { 7627 synchronized (mInstallLock) { 7628 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 7629 } 7630 7631 if (mSuccess) { 7632 final boolean mounted; 7633 if (Environment.isExternalStorageEmulated()) { 7634 mounted = true; 7635 } else { 7636 final String status = Environment.getExternalStorageState(); 7637 mounted = (Environment.MEDIA_MOUNTED.equals(status) 7638 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 7639 } 7640 7641 if (mounted) { 7642 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 7643 7644 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 7645 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 7646 7647 mStats.externalDataSize = calculateDirectorySize(mContainerService, 7648 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 7649 7650 // Always subtract cache size, since it's a subdirectory 7651 mStats.externalDataSize -= mStats.externalCacheSize; 7652 7653 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 7654 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 7655 7656 mStats.externalObbSize = calculateDirectorySize(mContainerService, 7657 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 7658 } 7659 } 7660 } 7661 7662 @Override 7663 void handleReturnCode() { 7664 if (mObserver != null) { 7665 try { 7666 mObserver.onGetStatsCompleted(mStats, mSuccess); 7667 } catch (RemoteException e) { 7668 Slog.i(TAG, "Observer no longer exists."); 7669 } 7670 } 7671 } 7672 7673 @Override 7674 void handleServiceError() { 7675 Slog.e(TAG, "Could not measure application " + mStats.packageName 7676 + " external storage"); 7677 } 7678 } 7679 7680 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 7681 throws RemoteException { 7682 long result = 0; 7683 for (File path : paths) { 7684 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 7685 } 7686 return result; 7687 } 7688 7689 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 7690 for (File path : paths) { 7691 try { 7692 mcs.clearDirectory(path.getAbsolutePath()); 7693 } catch (RemoteException e) { 7694 } 7695 } 7696 } 7697 7698 class InstallParams extends HandlerParams { 7699 final IPackageInstallObserver observer; 7700 final IPackageInstallObserver2 observer2; 7701 int flags; 7702 7703 private final Uri mPackageURI; 7704 final String installerPackageName; 7705 final VerificationParams verificationParams; 7706 private InstallArgs mArgs; 7707 private int mRet; 7708 private File mTempPackage; 7709 final ContainerEncryptionParams encryptionParams; 7710 7711 InstallParams(Uri packageURI, 7712 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 7713 int flags, String installerPackageName, VerificationParams verificationParams, 7714 ContainerEncryptionParams encryptionParams, UserHandle user) { 7715 super(user); 7716 this.mPackageURI = packageURI; 7717 this.flags = flags; 7718 this.observer = observer; 7719 this.observer2 = observer2; 7720 this.installerPackageName = installerPackageName; 7721 this.verificationParams = verificationParams; 7722 this.encryptionParams = encryptionParams; 7723 } 7724 7725 @Override 7726 public String toString() { 7727 return "InstallParams{" 7728 + Integer.toHexString(System.identityHashCode(this)) 7729 + " " + mPackageURI + "}"; 7730 } 7731 7732 public ManifestDigest getManifestDigest() { 7733 if (verificationParams == null) { 7734 return null; 7735 } 7736 return verificationParams.getManifestDigest(); 7737 } 7738 7739 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 7740 String packageName = pkgLite.packageName; 7741 int installLocation = pkgLite.installLocation; 7742 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7743 // reader 7744 synchronized (mPackages) { 7745 PackageParser.Package pkg = mPackages.get(packageName); 7746 if (pkg != null) { 7747 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7748 // Check for downgrading. 7749 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 7750 if (pkgLite.versionCode < pkg.mVersionCode) { 7751 Slog.w(TAG, "Can't install update of " + packageName 7752 + " update version " + pkgLite.versionCode 7753 + " is older than installed version " 7754 + pkg.mVersionCode); 7755 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 7756 } 7757 } 7758 // Check for updated system application. 7759 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 7760 if (onSd) { 7761 Slog.w(TAG, "Cannot install update to system app on sdcard"); 7762 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 7763 } 7764 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7765 } else { 7766 if (onSd) { 7767 // Install flag overrides everything. 7768 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7769 } 7770 // If current upgrade specifies particular preference 7771 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 7772 // Application explicitly specified internal. 7773 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7774 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 7775 // App explictly prefers external. Let policy decide 7776 } else { 7777 // Prefer previous location 7778 if (isExternal(pkg)) { 7779 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7780 } 7781 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7782 } 7783 } 7784 } else { 7785 // Invalid install. Return error code 7786 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 7787 } 7788 } 7789 } 7790 // All the special cases have been taken care of. 7791 // Return result based on recommended install location. 7792 if (onSd) { 7793 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7794 } 7795 return pkgLite.recommendedInstallLocation; 7796 } 7797 7798 private long getMemoryLowThreshold() { 7799 final DeviceStorageMonitorInternal 7800 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7801 if (dsm == null) { 7802 return 0L; 7803 } 7804 return dsm.getMemoryLowThreshold(); 7805 } 7806 7807 /* 7808 * Invoke remote method to get package information and install 7809 * location values. Override install location based on default 7810 * policy if needed and then create install arguments based 7811 * on the install location. 7812 */ 7813 public void handleStartCopy() throws RemoteException { 7814 int ret = PackageManager.INSTALL_SUCCEEDED; 7815 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7816 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 7817 PackageInfoLite pkgLite = null; 7818 7819 if (onInt && onSd) { 7820 // Check if both bits are set. 7821 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 7822 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7823 } else { 7824 final long lowThreshold = getMemoryLowThreshold(); 7825 if (lowThreshold == 0L) { 7826 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7827 } 7828 7829 try { 7830 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 7831 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7832 7833 final File packageFile; 7834 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 7835 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 7836 if (mTempPackage != null) { 7837 ParcelFileDescriptor out; 7838 try { 7839 out = ParcelFileDescriptor.open(mTempPackage, 7840 ParcelFileDescriptor.MODE_READ_WRITE); 7841 } catch (FileNotFoundException e) { 7842 out = null; 7843 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 7844 } 7845 7846 // Make a temporary file for decryption. 7847 ret = mContainerService 7848 .copyResource(mPackageURI, encryptionParams, out); 7849 IoUtils.closeQuietly(out); 7850 7851 packageFile = mTempPackage; 7852 7853 FileUtils.setPermissions(packageFile.getAbsolutePath(), 7854 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 7855 | FileUtils.S_IROTH, 7856 -1, -1); 7857 } else { 7858 packageFile = null; 7859 } 7860 } else { 7861 packageFile = new File(mPackageURI.getPath()); 7862 } 7863 7864 if (packageFile != null) { 7865 // Remote call to find out default install location 7866 final String packageFilePath = packageFile.getAbsolutePath(); 7867 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, flags, 7868 lowThreshold); 7869 7870 /* 7871 * If we have too little free space, try to free cache 7872 * before giving up. 7873 */ 7874 if (pkgLite.recommendedInstallLocation 7875 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7876 final long size = mContainerService.calculateInstalledSize( 7877 packageFilePath, isForwardLocked()); 7878 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 7879 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, 7880 flags, lowThreshold); 7881 } 7882 /* 7883 * The cache free must have deleted the file we 7884 * downloaded to install. 7885 * 7886 * TODO: fix the "freeCache" call to not delete 7887 * the file we care about. 7888 */ 7889 if (pkgLite.recommendedInstallLocation 7890 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7891 pkgLite.recommendedInstallLocation 7892 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 7893 } 7894 } 7895 } 7896 } finally { 7897 mContext.revokeUriPermission(mPackageURI, 7898 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7899 } 7900 } 7901 7902 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7903 int loc = pkgLite.recommendedInstallLocation; 7904 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 7905 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7906 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 7907 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7908 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7909 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7910 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 7911 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 7912 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7913 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 7914 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 7915 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 7916 } else { 7917 // Override with defaults if needed. 7918 loc = installLocationPolicy(pkgLite, flags); 7919 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 7920 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 7921 } else if (!onSd && !onInt) { 7922 // Override install location with flags 7923 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 7924 // Set the flag to install on external media. 7925 flags |= PackageManager.INSTALL_EXTERNAL; 7926 flags &= ~PackageManager.INSTALL_INTERNAL; 7927 } else { 7928 // Make sure the flag for installing on external 7929 // media is unset 7930 flags |= PackageManager.INSTALL_INTERNAL; 7931 flags &= ~PackageManager.INSTALL_EXTERNAL; 7932 } 7933 } 7934 } 7935 } 7936 7937 final InstallArgs args = createInstallArgs(this); 7938 mArgs = args; 7939 7940 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7941 /* 7942 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 7943 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 7944 */ 7945 int userIdentifier = getUser().getIdentifier(); 7946 if (userIdentifier == UserHandle.USER_ALL 7947 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 7948 userIdentifier = UserHandle.USER_OWNER; 7949 } 7950 7951 /* 7952 * Determine if we have any installed package verifiers. If we 7953 * do, then we'll defer to them to verify the packages. 7954 */ 7955 final int requiredUid = mRequiredVerifierPackage == null ? -1 7956 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 7957 if (requiredUid != -1 && isVerificationEnabled(flags)) { 7958 final Intent verification = new Intent( 7959 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 7960 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 7961 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7962 7963 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 7964 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 7965 0 /* TODO: Which userId? */); 7966 7967 if (DEBUG_VERIFY) { 7968 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 7969 + verification.toString() + " with " + pkgLite.verifiers.length 7970 + " optional verifiers"); 7971 } 7972 7973 final int verificationId = mPendingVerificationToken++; 7974 7975 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7976 7977 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 7978 installerPackageName); 7979 7980 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 7981 7982 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 7983 pkgLite.packageName); 7984 7985 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 7986 pkgLite.versionCode); 7987 7988 if (verificationParams != null) { 7989 if (verificationParams.getVerificationURI() != null) { 7990 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 7991 verificationParams.getVerificationURI()); 7992 } 7993 if (verificationParams.getOriginatingURI() != null) { 7994 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 7995 verificationParams.getOriginatingURI()); 7996 } 7997 if (verificationParams.getReferrer() != null) { 7998 verification.putExtra(Intent.EXTRA_REFERRER, 7999 verificationParams.getReferrer()); 8000 } 8001 if (verificationParams.getOriginatingUid() >= 0) { 8002 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 8003 verificationParams.getOriginatingUid()); 8004 } 8005 if (verificationParams.getInstallerUid() >= 0) { 8006 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 8007 verificationParams.getInstallerUid()); 8008 } 8009 } 8010 8011 final PackageVerificationState verificationState = new PackageVerificationState( 8012 requiredUid, args); 8013 8014 mPendingVerification.append(verificationId, verificationState); 8015 8016 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 8017 receivers, verificationState); 8018 8019 /* 8020 * If any sufficient verifiers were listed in the package 8021 * manifest, attempt to ask them. 8022 */ 8023 if (sufficientVerifiers != null) { 8024 final int N = sufficientVerifiers.size(); 8025 if (N == 0) { 8026 Slog.i(TAG, "Additional verifiers required, but none installed."); 8027 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 8028 } else { 8029 for (int i = 0; i < N; i++) { 8030 final ComponentName verifierComponent = sufficientVerifiers.get(i); 8031 8032 final Intent sufficientIntent = new Intent(verification); 8033 sufficientIntent.setComponent(verifierComponent); 8034 8035 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 8036 } 8037 } 8038 } 8039 8040 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 8041 mRequiredVerifierPackage, receivers); 8042 if (ret == PackageManager.INSTALL_SUCCEEDED 8043 && mRequiredVerifierPackage != null) { 8044 /* 8045 * Send the intent to the required verification agent, 8046 * but only start the verification timeout after the 8047 * target BroadcastReceivers have run. 8048 */ 8049 verification.setComponent(requiredVerifierComponent); 8050 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 8051 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8052 new BroadcastReceiver() { 8053 @Override 8054 public void onReceive(Context context, Intent intent) { 8055 final Message msg = mHandler 8056 .obtainMessage(CHECK_PENDING_VERIFICATION); 8057 msg.arg1 = verificationId; 8058 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 8059 } 8060 }, null, 0, null, null); 8061 8062 /* 8063 * We don't want the copy to proceed until verification 8064 * succeeds, so null out this field. 8065 */ 8066 mArgs = null; 8067 } 8068 } else { 8069 /* 8070 * No package verification is enabled, so immediately start 8071 * the remote call to initiate copy using temporary file. 8072 */ 8073 ret = args.copyApk(mContainerService, true); 8074 } 8075 } 8076 8077 mRet = ret; 8078 } 8079 8080 @Override 8081 void handleReturnCode() { 8082 // If mArgs is null, then MCS couldn't be reached. When it 8083 // reconnects, it will try again to install. At that point, this 8084 // will succeed. 8085 if (mArgs != null) { 8086 processPendingInstall(mArgs, mRet); 8087 8088 if (mTempPackage != null) { 8089 if (!mTempPackage.delete()) { 8090 Slog.w(TAG, "Couldn't delete temporary file: " + 8091 mTempPackage.getAbsolutePath()); 8092 } 8093 } 8094 } 8095 } 8096 8097 @Override 8098 void handleServiceError() { 8099 mArgs = createInstallArgs(this); 8100 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8101 } 8102 8103 public boolean isForwardLocked() { 8104 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8105 } 8106 8107 public Uri getPackageUri() { 8108 if (mTempPackage != null) { 8109 return Uri.fromFile(mTempPackage); 8110 } else { 8111 return mPackageURI; 8112 } 8113 } 8114 } 8115 8116 /* 8117 * Utility class used in movePackage api. 8118 * srcArgs and targetArgs are not set for invalid flags and make 8119 * sure to do null checks when invoking methods on them. 8120 * We probably want to return ErrorPrams for both failed installs 8121 * and moves. 8122 */ 8123 class MoveParams extends HandlerParams { 8124 final IPackageMoveObserver observer; 8125 final int flags; 8126 final String packageName; 8127 final InstallArgs srcArgs; 8128 final InstallArgs targetArgs; 8129 int uid; 8130 int mRet; 8131 8132 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 8133 String packageName, String dataDir, int uid, UserHandle user) { 8134 super(user); 8135 this.srcArgs = srcArgs; 8136 this.observer = observer; 8137 this.flags = flags; 8138 this.packageName = packageName; 8139 this.uid = uid; 8140 if (srcArgs != null) { 8141 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 8142 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 8143 } else { 8144 targetArgs = null; 8145 } 8146 } 8147 8148 @Override 8149 public String toString() { 8150 return "MoveParams{" 8151 + Integer.toHexString(System.identityHashCode(this)) 8152 + " " + packageName + "}"; 8153 } 8154 8155 public void handleStartCopy() throws RemoteException { 8156 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8157 // Check for storage space on target medium 8158 if (!targetArgs.checkFreeStorage(mContainerService)) { 8159 Log.w(TAG, "Insufficient storage to install"); 8160 return; 8161 } 8162 8163 mRet = srcArgs.doPreCopy(); 8164 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8165 return; 8166 } 8167 8168 mRet = targetArgs.copyApk(mContainerService, false); 8169 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8170 srcArgs.doPostCopy(uid); 8171 return; 8172 } 8173 8174 mRet = srcArgs.doPostCopy(uid); 8175 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8176 return; 8177 } 8178 8179 mRet = targetArgs.doPreInstall(mRet); 8180 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 8181 return; 8182 } 8183 8184 if (DEBUG_SD_INSTALL) { 8185 StringBuilder builder = new StringBuilder(); 8186 if (srcArgs != null) { 8187 builder.append("src: "); 8188 builder.append(srcArgs.getCodePath()); 8189 } 8190 if (targetArgs != null) { 8191 builder.append(" target : "); 8192 builder.append(targetArgs.getCodePath()); 8193 } 8194 Log.i(TAG, builder.toString()); 8195 } 8196 } 8197 8198 @Override 8199 void handleReturnCode() { 8200 targetArgs.doPostInstall(mRet, uid); 8201 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 8202 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 8203 currentStatus = PackageManager.MOVE_SUCCEEDED; 8204 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 8205 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 8206 } 8207 processPendingMove(this, currentStatus); 8208 } 8209 8210 @Override 8211 void handleServiceError() { 8212 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8213 } 8214 } 8215 8216 /** 8217 * Used during creation of InstallArgs 8218 * 8219 * @param flags package installation flags 8220 * @return true if should be installed on external storage 8221 */ 8222 private static boolean installOnSd(int flags) { 8223 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 8224 return false; 8225 } 8226 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 8227 return true; 8228 } 8229 return false; 8230 } 8231 8232 /** 8233 * Used during creation of InstallArgs 8234 * 8235 * @param flags package installation flags 8236 * @return true if should be installed as forward locked 8237 */ 8238 private static boolean installForwardLocked(int flags) { 8239 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8240 } 8241 8242 private InstallArgs createInstallArgs(InstallParams params) { 8243 if (installOnSd(params.flags) || params.isForwardLocked()) { 8244 return new AsecInstallArgs(params); 8245 } else { 8246 return new FileInstallArgs(params); 8247 } 8248 } 8249 8250 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 8251 String nativeLibraryPath) { 8252 final boolean isInAsec; 8253 if (installOnSd(flags)) { 8254 /* Apps on SD card are always in ASEC containers. */ 8255 isInAsec = true; 8256 } else if (installForwardLocked(flags) 8257 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 8258 /* 8259 * Forward-locked apps are only in ASEC containers if they're the 8260 * new style 8261 */ 8262 isInAsec = true; 8263 } else { 8264 isInAsec = false; 8265 } 8266 8267 if (isInAsec) { 8268 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 8269 installOnSd(flags), installForwardLocked(flags)); 8270 } else { 8271 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 8272 } 8273 } 8274 8275 // Used by package mover 8276 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 8277 if (installOnSd(flags) || installForwardLocked(flags)) { 8278 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 8279 + AsecInstallArgs.RES_FILE_NAME); 8280 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 8281 installForwardLocked(flags)); 8282 } else { 8283 return new FileInstallArgs(packageURI, pkgName, dataDir); 8284 } 8285 } 8286 8287 static abstract class InstallArgs { 8288 final IPackageInstallObserver observer; 8289 final IPackageInstallObserver2 observer2; 8290 // Always refers to PackageManager flags only 8291 final int flags; 8292 final Uri packageURI; 8293 final String installerPackageName; 8294 final ManifestDigest manifestDigest; 8295 final UserHandle user; 8296 8297 InstallArgs(Uri packageURI, 8298 IPackageInstallObserver observer, IPackageInstallObserver2 observer2, 8299 int flags, String installerPackageName, ManifestDigest manifestDigest, 8300 UserHandle user) { 8301 this.packageURI = packageURI; 8302 this.flags = flags; 8303 this.observer = observer; 8304 this.observer2 = observer2; 8305 this.installerPackageName = installerPackageName; 8306 this.manifestDigest = manifestDigest; 8307 this.user = user; 8308 } 8309 8310 abstract void createCopyFile(); 8311 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8312 abstract int doPreInstall(int status); 8313 abstract boolean doRename(int status, String pkgName, String oldCodePath); 8314 8315 abstract int doPostInstall(int status, int uid); 8316 abstract String getCodePath(); 8317 abstract String getResourcePath(); 8318 abstract String getNativeLibraryPath(); 8319 // Need installer lock especially for dex file removal. 8320 abstract void cleanUpResourcesLI(); 8321 abstract boolean doPostDeleteLI(boolean delete); 8322 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8323 8324 /** 8325 * Called before the source arguments are copied. This is used mostly 8326 * for MoveParams when it needs to read the source file to put it in the 8327 * destination. 8328 */ 8329 int doPreCopy() { 8330 return PackageManager.INSTALL_SUCCEEDED; 8331 } 8332 8333 /** 8334 * Called after the source arguments are copied. This is used mostly for 8335 * MoveParams when it needs to read the source file to put it in the 8336 * destination. 8337 * 8338 * @return 8339 */ 8340 int doPostCopy(int uid) { 8341 return PackageManager.INSTALL_SUCCEEDED; 8342 } 8343 8344 protected boolean isFwdLocked() { 8345 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8346 } 8347 8348 UserHandle getUser() { 8349 return user; 8350 } 8351 } 8352 8353 class FileInstallArgs extends InstallArgs { 8354 File installDir; 8355 String codeFileName; 8356 String resourceFileName; 8357 String libraryPath; 8358 boolean created = false; 8359 8360 FileInstallArgs(InstallParams params) { 8361 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8362 params.installerPackageName, params.getManifestDigest(), 8363 params.getUser()); 8364 } 8365 8366 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 8367 super(null, null, null, 0, null, null, null); 8368 File codeFile = new File(fullCodePath); 8369 installDir = codeFile.getParentFile(); 8370 codeFileName = fullCodePath; 8371 resourceFileName = fullResourcePath; 8372 libraryPath = nativeLibraryPath; 8373 } 8374 8375 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 8376 super(packageURI, null, null, 0, null, null, null); 8377 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8378 String apkName = getNextCodePath(null, pkgName, ".apk"); 8379 codeFileName = new File(installDir, apkName + ".apk").getPath(); 8380 resourceFileName = getResourcePathFromCodePath(); 8381 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 8382 } 8383 8384 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8385 final long lowThreshold; 8386 8387 final DeviceStorageMonitorInternal 8388 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8389 if (dsm == null) { 8390 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8391 lowThreshold = 0L; 8392 } else { 8393 if (dsm.isMemoryLow()) { 8394 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 8395 return false; 8396 } 8397 8398 lowThreshold = dsm.getMemoryLowThreshold(); 8399 } 8400 8401 try { 8402 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8403 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8404 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 8405 } finally { 8406 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8407 } 8408 } 8409 8410 String getCodePath() { 8411 return codeFileName; 8412 } 8413 8414 void createCopyFile() { 8415 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8416 codeFileName = createTempPackageFile(installDir).getPath(); 8417 resourceFileName = getResourcePathFromCodePath(); 8418 libraryPath = getLibraryPathFromCodePath(); 8419 created = true; 8420 } 8421 8422 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8423 if (temp) { 8424 // Generate temp file name 8425 createCopyFile(); 8426 } 8427 // Get a ParcelFileDescriptor to write to the output file 8428 File codeFile = new File(codeFileName); 8429 if (!created) { 8430 try { 8431 codeFile.createNewFile(); 8432 // Set permissions 8433 if (!setPermissions()) { 8434 // Failed setting permissions. 8435 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8436 } 8437 } catch (IOException e) { 8438 Slog.w(TAG, "Failed to create file " + codeFile); 8439 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8440 } 8441 } 8442 ParcelFileDescriptor out = null; 8443 try { 8444 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 8445 } catch (FileNotFoundException e) { 8446 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 8447 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8448 } 8449 // Copy the resource now 8450 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8451 try { 8452 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8453 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8454 ret = imcs.copyResource(packageURI, null, out); 8455 } finally { 8456 IoUtils.closeQuietly(out); 8457 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8458 } 8459 8460 if (isFwdLocked()) { 8461 final File destResourceFile = new File(getResourcePath()); 8462 8463 // Copy the public files 8464 try { 8465 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 8466 } catch (IOException e) { 8467 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 8468 + " forward-locked app."); 8469 destResourceFile.delete(); 8470 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8471 } 8472 } 8473 8474 final File nativeLibraryFile = new File(getNativeLibraryPath()); 8475 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 8476 if (nativeLibraryFile.exists()) { 8477 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8478 nativeLibraryFile.delete(); 8479 } 8480 try { 8481 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 8482 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8483 return copyRet; 8484 } 8485 } catch (IOException e) { 8486 Slog.e(TAG, "Copying native libraries failed", e); 8487 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8488 } 8489 8490 return ret; 8491 } 8492 8493 int doPreInstall(int status) { 8494 if (status != PackageManager.INSTALL_SUCCEEDED) { 8495 cleanUp(); 8496 } 8497 return status; 8498 } 8499 8500 boolean doRename(int status, final String pkgName, String oldCodePath) { 8501 if (status != PackageManager.INSTALL_SUCCEEDED) { 8502 cleanUp(); 8503 return false; 8504 } else { 8505 final File oldCodeFile = new File(getCodePath()); 8506 final File oldResourceFile = new File(getResourcePath()); 8507 final File oldLibraryFile = new File(getNativeLibraryPath()); 8508 8509 // Rename APK file based on packageName 8510 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 8511 final File newCodeFile = new File(installDir, apkName + ".apk"); 8512 if (!oldCodeFile.renameTo(newCodeFile)) { 8513 return false; 8514 } 8515 codeFileName = newCodeFile.getPath(); 8516 8517 // Rename public resource file if it's forward-locked. 8518 final File newResFile = new File(getResourcePathFromCodePath()); 8519 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 8520 return false; 8521 } 8522 resourceFileName = newResFile.getPath(); 8523 8524 // Rename library path 8525 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 8526 if (newLibraryFile.exists()) { 8527 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 8528 newLibraryFile.delete(); 8529 } 8530 if (!oldLibraryFile.renameTo(newLibraryFile)) { 8531 Slog.e(TAG, "Cannot rename native library directory " 8532 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 8533 return false; 8534 } 8535 libraryPath = newLibraryFile.getPath(); 8536 8537 // Attempt to set permissions 8538 if (!setPermissions()) { 8539 return false; 8540 } 8541 8542 if (!SELinux.restorecon(newCodeFile)) { 8543 return false; 8544 } 8545 8546 return true; 8547 } 8548 } 8549 8550 int doPostInstall(int status, int uid) { 8551 if (status != PackageManager.INSTALL_SUCCEEDED) { 8552 cleanUp(); 8553 } 8554 return status; 8555 } 8556 8557 String getResourcePath() { 8558 return resourceFileName; 8559 } 8560 8561 private String getResourcePathFromCodePath() { 8562 final String codePath = getCodePath(); 8563 if (isFwdLocked()) { 8564 final StringBuilder sb = new StringBuilder(); 8565 8566 sb.append(mAppInstallDir.getPath()); 8567 sb.append('/'); 8568 sb.append(getApkName(codePath)); 8569 sb.append(".zip"); 8570 8571 /* 8572 * If our APK is a temporary file, mark the resource as a 8573 * temporary file as well so it can be cleaned up after 8574 * catastrophic failure. 8575 */ 8576 if (codePath.endsWith(".tmp")) { 8577 sb.append(".tmp"); 8578 } 8579 8580 return sb.toString(); 8581 } else { 8582 return codePath; 8583 } 8584 } 8585 8586 private String getLibraryPathFromCodePath() { 8587 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 8588 } 8589 8590 @Override 8591 String getNativeLibraryPath() { 8592 if (libraryPath == null) { 8593 libraryPath = getLibraryPathFromCodePath(); 8594 } 8595 return libraryPath; 8596 } 8597 8598 private boolean cleanUp() { 8599 boolean ret = true; 8600 String sourceDir = getCodePath(); 8601 String publicSourceDir = getResourcePath(); 8602 if (sourceDir != null) { 8603 File sourceFile = new File(sourceDir); 8604 if (!sourceFile.exists()) { 8605 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 8606 ret = false; 8607 } 8608 // Delete application's code and resources 8609 sourceFile.delete(); 8610 } 8611 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 8612 final File publicSourceFile = new File(publicSourceDir); 8613 if (!publicSourceFile.exists()) { 8614 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 8615 } 8616 if (publicSourceFile.exists()) { 8617 publicSourceFile.delete(); 8618 } 8619 } 8620 8621 if (libraryPath != null) { 8622 File nativeLibraryFile = new File(libraryPath); 8623 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8624 if (!nativeLibraryFile.delete()) { 8625 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 8626 } 8627 } 8628 8629 return ret; 8630 } 8631 8632 void cleanUpResourcesLI() { 8633 String sourceDir = getCodePath(); 8634 if (cleanUp()) { 8635 int retCode = mInstaller.rmdex(sourceDir); 8636 if (retCode < 0) { 8637 Slog.w(TAG, "Couldn't remove dex file for package: " 8638 + " at location " 8639 + sourceDir + ", retcode=" + retCode); 8640 // we don't consider this to be a failure of the core package deletion 8641 } 8642 } 8643 } 8644 8645 private boolean setPermissions() { 8646 // TODO Do this in a more elegant way later on. for now just a hack 8647 if (!isFwdLocked()) { 8648 final int filePermissions = 8649 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 8650 |FileUtils.S_IROTH; 8651 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 8652 if (retCode != 0) { 8653 Slog.e(TAG, "Couldn't set new package file permissions for " + 8654 getCodePath() 8655 + ". The return code was: " + retCode); 8656 // TODO Define new internal error 8657 return false; 8658 } 8659 return true; 8660 } 8661 return true; 8662 } 8663 8664 boolean doPostDeleteLI(boolean delete) { 8665 // XXX err, shouldn't we respect the delete flag? 8666 cleanUpResourcesLI(); 8667 return true; 8668 } 8669 } 8670 8671 private boolean isAsecExternal(String cid) { 8672 final String asecPath = PackageHelper.getSdFilesystem(cid); 8673 return !asecPath.startsWith(mAsecInternalPath); 8674 } 8675 8676 /** 8677 * Extract the MountService "container ID" from the full code path of an 8678 * .apk. 8679 */ 8680 static String cidFromCodePath(String fullCodePath) { 8681 int eidx = fullCodePath.lastIndexOf("/"); 8682 String subStr1 = fullCodePath.substring(0, eidx); 8683 int sidx = subStr1.lastIndexOf("/"); 8684 return subStr1.substring(sidx+1, eidx); 8685 } 8686 8687 class AsecInstallArgs extends InstallArgs { 8688 static final String RES_FILE_NAME = "pkg.apk"; 8689 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 8690 8691 String cid; 8692 String packagePath; 8693 String resourcePath; 8694 String libraryPath; 8695 8696 AsecInstallArgs(InstallParams params) { 8697 super(params.getPackageUri(), params.observer, params.observer2, params.flags, 8698 params.installerPackageName, params.getManifestDigest(), 8699 params.getUser()); 8700 } 8701 8702 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 8703 boolean isExternal, boolean isForwardLocked) { 8704 super(null, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8705 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8706 null, null, null); 8707 // Extract cid from fullCodePath 8708 int eidx = fullCodePath.lastIndexOf("/"); 8709 String subStr1 = fullCodePath.substring(0, eidx); 8710 int sidx = subStr1.lastIndexOf("/"); 8711 cid = subStr1.substring(sidx+1, eidx); 8712 setCachePath(subStr1); 8713 } 8714 8715 AsecInstallArgs(String cid, boolean isForwardLocked) { 8716 super(null, null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 8717 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8718 null, null, null); 8719 this.cid = cid; 8720 setCachePath(PackageHelper.getSdDir(cid)); 8721 } 8722 8723 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 8724 super(packageURI, null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8725 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8726 null, null, null); 8727 this.cid = cid; 8728 } 8729 8730 void createCopyFile() { 8731 cid = getTempContainerId(); 8732 } 8733 8734 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8735 try { 8736 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8737 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8738 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 8739 } finally { 8740 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8741 } 8742 } 8743 8744 private final boolean isExternal() { 8745 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8746 } 8747 8748 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8749 if (temp) { 8750 createCopyFile(); 8751 } else { 8752 /* 8753 * Pre-emptively destroy the container since it's destroyed if 8754 * copying fails due to it existing anyway. 8755 */ 8756 PackageHelper.destroySdDir(cid); 8757 } 8758 8759 final String newCachePath; 8760 try { 8761 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8762 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8763 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 8764 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 8765 } finally { 8766 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8767 } 8768 8769 if (newCachePath != null) { 8770 setCachePath(newCachePath); 8771 return PackageManager.INSTALL_SUCCEEDED; 8772 } else { 8773 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8774 } 8775 } 8776 8777 @Override 8778 String getCodePath() { 8779 return packagePath; 8780 } 8781 8782 @Override 8783 String getResourcePath() { 8784 return resourcePath; 8785 } 8786 8787 @Override 8788 String getNativeLibraryPath() { 8789 return libraryPath; 8790 } 8791 8792 int doPreInstall(int status) { 8793 if (status != PackageManager.INSTALL_SUCCEEDED) { 8794 // Destroy container 8795 PackageHelper.destroySdDir(cid); 8796 } else { 8797 boolean mounted = PackageHelper.isContainerMounted(cid); 8798 if (!mounted) { 8799 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 8800 Process.SYSTEM_UID); 8801 if (newCachePath != null) { 8802 setCachePath(newCachePath); 8803 } else { 8804 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8805 } 8806 } 8807 } 8808 return status; 8809 } 8810 8811 boolean doRename(int status, final String pkgName, 8812 String oldCodePath) { 8813 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 8814 String newCachePath = null; 8815 if (PackageHelper.isContainerMounted(cid)) { 8816 // Unmount the container 8817 if (!PackageHelper.unMountSdDir(cid)) { 8818 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 8819 return false; 8820 } 8821 } 8822 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8823 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 8824 " which might be stale. Will try to clean up."); 8825 // Clean up the stale container and proceed to recreate. 8826 if (!PackageHelper.destroySdDir(newCacheId)) { 8827 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 8828 return false; 8829 } 8830 // Successfully cleaned up stale container. Try to rename again. 8831 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8832 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 8833 + " inspite of cleaning it up."); 8834 return false; 8835 } 8836 } 8837 if (!PackageHelper.isContainerMounted(newCacheId)) { 8838 Slog.w(TAG, "Mounting container " + newCacheId); 8839 newCachePath = PackageHelper.mountSdDir(newCacheId, 8840 getEncryptKey(), Process.SYSTEM_UID); 8841 } else { 8842 newCachePath = PackageHelper.getSdDir(newCacheId); 8843 } 8844 if (newCachePath == null) { 8845 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 8846 return false; 8847 } 8848 Log.i(TAG, "Succesfully renamed " + cid + 8849 " to " + newCacheId + 8850 " at new path: " + newCachePath); 8851 cid = newCacheId; 8852 setCachePath(newCachePath); 8853 return true; 8854 } 8855 8856 private void setCachePath(String newCachePath) { 8857 File cachePath = new File(newCachePath); 8858 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 8859 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 8860 8861 if (isFwdLocked()) { 8862 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 8863 } else { 8864 resourcePath = packagePath; 8865 } 8866 } 8867 8868 int doPostInstall(int status, int uid) { 8869 if (status != PackageManager.INSTALL_SUCCEEDED) { 8870 cleanUp(); 8871 } else { 8872 final int groupOwner; 8873 final String protectedFile; 8874 if (isFwdLocked()) { 8875 groupOwner = UserHandle.getSharedAppGid(uid); 8876 protectedFile = RES_FILE_NAME; 8877 } else { 8878 groupOwner = -1; 8879 protectedFile = null; 8880 } 8881 8882 if (uid < Process.FIRST_APPLICATION_UID 8883 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 8884 Slog.e(TAG, "Failed to finalize " + cid); 8885 PackageHelper.destroySdDir(cid); 8886 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8887 } 8888 8889 boolean mounted = PackageHelper.isContainerMounted(cid); 8890 if (!mounted) { 8891 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 8892 } 8893 } 8894 return status; 8895 } 8896 8897 private void cleanUp() { 8898 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 8899 8900 // Destroy secure container 8901 PackageHelper.destroySdDir(cid); 8902 } 8903 8904 void cleanUpResourcesLI() { 8905 String sourceFile = getCodePath(); 8906 // Remove dex file 8907 int retCode = mInstaller.rmdex(sourceFile); 8908 if (retCode < 0) { 8909 Slog.w(TAG, "Couldn't remove dex file for package: " 8910 + " at location " 8911 + sourceFile.toString() + ", retcode=" + retCode); 8912 // we don't consider this to be a failure of the core package deletion 8913 } 8914 cleanUp(); 8915 } 8916 8917 boolean matchContainer(String app) { 8918 if (cid.startsWith(app)) { 8919 return true; 8920 } 8921 return false; 8922 } 8923 8924 String getPackageName() { 8925 return getAsecPackageName(cid); 8926 } 8927 8928 boolean doPostDeleteLI(boolean delete) { 8929 boolean ret = false; 8930 boolean mounted = PackageHelper.isContainerMounted(cid); 8931 if (mounted) { 8932 // Unmount first 8933 ret = PackageHelper.unMountSdDir(cid); 8934 } 8935 if (ret && delete) { 8936 cleanUpResourcesLI(); 8937 } 8938 return ret; 8939 } 8940 8941 @Override 8942 int doPreCopy() { 8943 if (isFwdLocked()) { 8944 if (!PackageHelper.fixSdPermissions(cid, 8945 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 8946 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8947 } 8948 } 8949 8950 return PackageManager.INSTALL_SUCCEEDED; 8951 } 8952 8953 @Override 8954 int doPostCopy(int uid) { 8955 if (isFwdLocked()) { 8956 if (uid < Process.FIRST_APPLICATION_UID 8957 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 8958 RES_FILE_NAME)) { 8959 Slog.e(TAG, "Failed to finalize " + cid); 8960 PackageHelper.destroySdDir(cid); 8961 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8962 } 8963 } 8964 8965 return PackageManager.INSTALL_SUCCEEDED; 8966 } 8967 }; 8968 8969 static String getAsecPackageName(String packageCid) { 8970 int idx = packageCid.lastIndexOf("-"); 8971 if (idx == -1) { 8972 return packageCid; 8973 } 8974 return packageCid.substring(0, idx); 8975 } 8976 8977 // Utility method used to create code paths based on package name and available index. 8978 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 8979 String idxStr = ""; 8980 int idx = 1; 8981 // Fall back to default value of idx=1 if prefix is not 8982 // part of oldCodePath 8983 if (oldCodePath != null) { 8984 String subStr = oldCodePath; 8985 // Drop the suffix right away 8986 if (subStr.endsWith(suffix)) { 8987 subStr = subStr.substring(0, subStr.length() - suffix.length()); 8988 } 8989 // If oldCodePath already contains prefix find out the 8990 // ending index to either increment or decrement. 8991 int sidx = subStr.lastIndexOf(prefix); 8992 if (sidx != -1) { 8993 subStr = subStr.substring(sidx + prefix.length()); 8994 if (subStr != null) { 8995 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 8996 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 8997 } 8998 try { 8999 idx = Integer.parseInt(subStr); 9000 if (idx <= 1) { 9001 idx++; 9002 } else { 9003 idx--; 9004 } 9005 } catch(NumberFormatException e) { 9006 } 9007 } 9008 } 9009 } 9010 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 9011 return prefix + idxStr; 9012 } 9013 9014 // Utility method used to ignore ADD/REMOVE events 9015 // by directory observer. 9016 private static boolean ignoreCodePath(String fullPathStr) { 9017 String apkName = getApkName(fullPathStr); 9018 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 9019 if (idx != -1 && ((idx+1) < apkName.length())) { 9020 // Make sure the package ends with a numeral 9021 String version = apkName.substring(idx+1); 9022 try { 9023 Integer.parseInt(version); 9024 return true; 9025 } catch (NumberFormatException e) {} 9026 } 9027 return false; 9028 } 9029 9030 // Utility method that returns the relative package path with respect 9031 // to the installation directory. Like say for /data/data/com.test-1.apk 9032 // string com.test-1 is returned. 9033 static String getApkName(String codePath) { 9034 if (codePath == null) { 9035 return null; 9036 } 9037 int sidx = codePath.lastIndexOf("/"); 9038 int eidx = codePath.lastIndexOf("."); 9039 if (eidx == -1) { 9040 eidx = codePath.length(); 9041 } else if (eidx == 0) { 9042 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 9043 return null; 9044 } 9045 return codePath.substring(sidx+1, eidx); 9046 } 9047 9048 class PackageInstalledInfo { 9049 String name; 9050 int uid; 9051 // The set of users that originally had this package installed. 9052 int[] origUsers; 9053 // The set of users that now have this package installed. 9054 int[] newUsers; 9055 PackageParser.Package pkg; 9056 int returnCode; 9057 PackageRemovedInfo removedInfo; 9058 9059 // In some error cases we want to convey more info back to the observer 9060 String origPackage; 9061 String origPermission; 9062 } 9063 9064 /* 9065 * Install a non-existing package. 9066 */ 9067 private void installNewPackageLI(PackageParser.Package pkg, 9068 int parseFlags, int scanMode, UserHandle user, 9069 String installerPackageName, PackageInstalledInfo res) { 9070 // Remember this for later, in case we need to rollback this install 9071 String pkgName = pkg.packageName; 9072 9073 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 9074 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 9075 synchronized(mPackages) { 9076 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 9077 // A package with the same name is already installed, though 9078 // it has been renamed to an older name. The package we 9079 // are trying to install should be installed as an update to 9080 // the existing one, but that has not been requested, so bail. 9081 Slog.w(TAG, "Attempt to re-install " + pkgName 9082 + " without first uninstalling package running as " 9083 + mSettings.mRenamedPackages.get(pkgName)); 9084 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9085 return; 9086 } 9087 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 9088 // Don't allow installation over an existing package with the same name. 9089 Slog.w(TAG, "Attempt to re-install " + pkgName 9090 + " without first uninstalling."); 9091 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9092 return; 9093 } 9094 } 9095 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9096 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 9097 System.currentTimeMillis(), user); 9098 if (newPackage == null) { 9099 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9100 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9101 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9102 } 9103 } else { 9104 updateSettingsLI(newPackage, 9105 installerPackageName, 9106 null, null, 9107 res); 9108 // delete the partially installed application. the data directory will have to be 9109 // restored if it was already existing 9110 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9111 // remove package from internal structures. Note that we want deletePackageX to 9112 // delete the package data and cache directories that it created in 9113 // scanPackageLocked, unless those directories existed before we even tried to 9114 // install. 9115 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 9116 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 9117 res.removedInfo, true); 9118 } 9119 } 9120 } 9121 9122 private void replacePackageLI(PackageParser.Package pkg, 9123 int parseFlags, int scanMode, UserHandle user, 9124 String installerPackageName, PackageInstalledInfo res) { 9125 9126 PackageParser.Package oldPackage; 9127 String pkgName = pkg.packageName; 9128 int[] allUsers; 9129 boolean[] perUserInstalled; 9130 9131 // First find the old package info and check signatures 9132 synchronized(mPackages) { 9133 oldPackage = mPackages.get(pkgName); 9134 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 9135 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 9136 != PackageManager.SIGNATURE_MATCH) { 9137 Slog.w(TAG, "New package has a different signature: " + pkgName); 9138 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 9139 return; 9140 } 9141 9142 // In case of rollback, remember per-user/profile install state 9143 PackageSetting ps = mSettings.mPackages.get(pkgName); 9144 allUsers = sUserManager.getUserIds(); 9145 perUserInstalled = new boolean[allUsers.length]; 9146 for (int i = 0; i < allUsers.length; i++) { 9147 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9148 } 9149 } 9150 boolean sysPkg = (isSystemApp(oldPackage)); 9151 if (sysPkg) { 9152 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9153 user, allUsers, perUserInstalled, installerPackageName, res); 9154 } else { 9155 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 9156 user, allUsers, perUserInstalled, installerPackageName, res); 9157 } 9158 } 9159 9160 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 9161 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9162 int[] allUsers, boolean[] perUserInstalled, 9163 String installerPackageName, PackageInstalledInfo res) { 9164 PackageParser.Package newPackage = null; 9165 String pkgName = deletedPackage.packageName; 9166 boolean deletedPkg = true; 9167 boolean updatedSettings = false; 9168 9169 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 9170 + deletedPackage); 9171 long origUpdateTime; 9172 if (pkg.mExtras != null) { 9173 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 9174 } else { 9175 origUpdateTime = 0; 9176 } 9177 9178 // First delete the existing package while retaining the data directory 9179 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 9180 res.removedInfo, true)) { 9181 // If the existing package wasn't successfully deleted 9182 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9183 deletedPkg = false; 9184 } else { 9185 // Successfully deleted the old package. Now proceed with re-installation 9186 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9187 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 9188 System.currentTimeMillis(), user); 9189 if (newPackage == null) { 9190 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9191 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9192 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9193 } 9194 } else { 9195 updateSettingsLI(newPackage, 9196 installerPackageName, 9197 allUsers, perUserInstalled, 9198 res); 9199 updatedSettings = true; 9200 } 9201 } 9202 9203 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9204 // remove package from internal structures. Note that we want deletePackageX to 9205 // delete the package data and cache directories that it created in 9206 // scanPackageLocked, unless those directories existed before we even tried to 9207 // install. 9208 if(updatedSettings) { 9209 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 9210 deletePackageLI( 9211 pkgName, null, true, allUsers, perUserInstalled, 9212 PackageManager.DELETE_KEEP_DATA, 9213 res.removedInfo, true); 9214 } 9215 // Since we failed to install the new package we need to restore the old 9216 // package that we deleted. 9217 if(deletedPkg) { 9218 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 9219 File restoreFile = new File(deletedPackage.mPath); 9220 // Parse old package 9221 boolean oldOnSd = isExternal(deletedPackage); 9222 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 9223 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 9224 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 9225 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 9226 | SCAN_UPDATE_TIME; 9227 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 9228 origUpdateTime, null) == null) { 9229 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 9230 return; 9231 } 9232 // Restore of old package succeeded. Update permissions. 9233 // writer 9234 synchronized (mPackages) { 9235 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 9236 UPDATE_PERMISSIONS_ALL); 9237 // can downgrade to reader 9238 mSettings.writeLPr(); 9239 } 9240 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 9241 } 9242 } 9243 } 9244 9245 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 9246 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 9247 int[] allUsers, boolean[] perUserInstalled, 9248 String installerPackageName, PackageInstalledInfo res) { 9249 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 9250 + ", old=" + deletedPackage); 9251 PackageParser.Package newPackage = null; 9252 boolean updatedSettings = false; 9253 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 9254 PackageParser.PARSE_IS_SYSTEM; 9255 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 9256 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9257 } 9258 String packageName = deletedPackage.packageName; 9259 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 9260 if (packageName == null) { 9261 Slog.w(TAG, "Attempt to delete null packageName."); 9262 return; 9263 } 9264 PackageParser.Package oldPkg; 9265 PackageSetting oldPkgSetting; 9266 // reader 9267 synchronized (mPackages) { 9268 oldPkg = mPackages.get(packageName); 9269 oldPkgSetting = mSettings.mPackages.get(packageName); 9270 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 9271 (oldPkgSetting == null)) { 9272 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 9273 return; 9274 } 9275 } 9276 9277 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9278 9279 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9280 res.removedInfo.removedPackage = packageName; 9281 // Remove existing system package 9282 removePackageLI(oldPkgSetting, true); 9283 // writer 9284 synchronized (mPackages) { 9285 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9286 // We didn't need to disable the .apk as a current system package, 9287 // which means we are replacing another update that is already 9288 // installed. We need to make sure to delete the older one's .apk. 9289 res.removedInfo.args = createInstallArgs(0, 9290 deletedPackage.applicationInfo.sourceDir, 9291 deletedPackage.applicationInfo.publicSourceDir, 9292 deletedPackage.applicationInfo.nativeLibraryDir); 9293 } else { 9294 res.removedInfo.args = null; 9295 } 9296 } 9297 9298 // Successfully disabled the old package. Now proceed with re-installation 9299 res.returnCode = mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9300 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9301 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 9302 if (newPackage == null) { 9303 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9304 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9305 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9306 } 9307 } else { 9308 if (newPackage.mExtras != null) { 9309 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 9310 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 9311 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 9312 9313 // is the update attempting to change shared user? that isn't going to work... 9314 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 9315 Slog.w(TAG, "Forbidding shared user change from " + oldPkgSetting.sharedUser 9316 + " to " + newPkgSetting.sharedUser); 9317 res.returnCode = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 9318 updatedSettings = true; 9319 } 9320 } 9321 9322 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9323 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9324 updatedSettings = true; 9325 } 9326 } 9327 9328 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9329 // Re installation failed. Restore old information 9330 // Remove new pkg information 9331 if (newPackage != null) { 9332 removeInstalledPackageLI(newPackage, true); 9333 } 9334 // Add back the old system package 9335 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 9336 // Restore the old system information in Settings 9337 synchronized(mPackages) { 9338 if (updatedSettings) { 9339 mSettings.enableSystemPackageLPw(packageName); 9340 mSettings.setInstallerPackageName(packageName, 9341 oldPkgSetting.installerPackageName); 9342 } 9343 mSettings.writeLPr(); 9344 } 9345 } 9346 } 9347 9348 // Utility method used to move dex files during install. 9349 private int moveDexFilesLI(PackageParser.Package newPackage) { 9350 int retCode; 9351 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 9352 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 9353 if (retCode != 0) { 9354 if (mNoDexOpt) { 9355 /* 9356 * If we're in an engineering build, programs are lazily run 9357 * through dexopt. If the .dex file doesn't exist yet, it 9358 * will be created when the program is run next. 9359 */ 9360 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 9361 } else { 9362 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 9363 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9364 } 9365 } 9366 } 9367 return PackageManager.INSTALL_SUCCEEDED; 9368 } 9369 9370 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 9371 int[] allUsers, boolean[] perUserInstalled, 9372 PackageInstalledInfo res) { 9373 String pkgName = newPackage.packageName; 9374 synchronized (mPackages) { 9375 //write settings. the installStatus will be incomplete at this stage. 9376 //note that the new package setting would have already been 9377 //added to mPackages. It hasn't been persisted yet. 9378 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 9379 mSettings.writeLPr(); 9380 } 9381 9382 if ((res.returnCode = moveDexFilesLI(newPackage)) 9383 != PackageManager.INSTALL_SUCCEEDED) { 9384 // Discontinue if moving dex files failed. 9385 return; 9386 } 9387 9388 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.mPath); 9389 9390 synchronized (mPackages) { 9391 updatePermissionsLPw(newPackage.packageName, newPackage, 9392 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 9393 ? UPDATE_PERMISSIONS_ALL : 0)); 9394 // For system-bundled packages, we assume that installing an upgraded version 9395 // of the package implies that the user actually wants to run that new code, 9396 // so we enable the package. 9397 if (isSystemApp(newPackage)) { 9398 // NB: implicit assumption that system package upgrades apply to all users 9399 if (DEBUG_INSTALL) { 9400 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 9401 } 9402 PackageSetting ps = mSettings.mPackages.get(pkgName); 9403 if (ps != null) { 9404 if (res.origUsers != null) { 9405 for (int userHandle : res.origUsers) { 9406 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 9407 userHandle, installerPackageName); 9408 } 9409 } 9410 // Also convey the prior install/uninstall state 9411 if (allUsers != null && perUserInstalled != null) { 9412 for (int i = 0; i < allUsers.length; i++) { 9413 if (DEBUG_INSTALL) { 9414 Slog.d(TAG, " user " + allUsers[i] 9415 + " => " + perUserInstalled[i]); 9416 } 9417 ps.setInstalled(perUserInstalled[i], allUsers[i]); 9418 } 9419 // these install state changes will be persisted in the 9420 // upcoming call to mSettings.writeLPr(). 9421 } 9422 } 9423 } 9424 res.name = pkgName; 9425 res.uid = newPackage.applicationInfo.uid; 9426 res.pkg = newPackage; 9427 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 9428 mSettings.setInstallerPackageName(pkgName, installerPackageName); 9429 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9430 //to update install status 9431 mSettings.writeLPr(); 9432 } 9433 } 9434 9435 private void installPackageLI(InstallArgs args, 9436 boolean newInstall, PackageInstalledInfo res) { 9437 int pFlags = args.flags; 9438 String installerPackageName = args.installerPackageName; 9439 File tmpPackageFile = new File(args.getCodePath()); 9440 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 9441 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 9442 boolean replace = false; 9443 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 9444 | (newInstall ? SCAN_NEW_INSTALL : 0); 9445 // Result object to be returned 9446 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9447 9448 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 9449 // Retrieve PackageSettings and parse package 9450 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 9451 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 9452 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 9453 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 9454 pp.setSeparateProcesses(mSeparateProcesses); 9455 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 9456 null, mMetrics, parseFlags); 9457 if (pkg == null) { 9458 res.returnCode = pp.getParseError(); 9459 return; 9460 } 9461 String pkgName = res.name = pkg.packageName; 9462 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 9463 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 9464 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 9465 return; 9466 } 9467 } 9468 if (!pp.collectCertificates(pkg, parseFlags)) { 9469 res.returnCode = pp.getParseError(); 9470 return; 9471 } 9472 9473 /* If the installer passed in a manifest digest, compare it now. */ 9474 if (args.manifestDigest != null) { 9475 if (DEBUG_INSTALL) { 9476 final String parsedManifest = pkg.manifestDigest == null ? "null" 9477 : pkg.manifestDigest.toString(); 9478 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 9479 + parsedManifest); 9480 } 9481 9482 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 9483 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 9484 return; 9485 } 9486 } else if (DEBUG_INSTALL) { 9487 final String parsedManifest = pkg.manifestDigest == null 9488 ? "null" : pkg.manifestDigest.toString(); 9489 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 9490 } 9491 9492 // Get rid of all references to package scan path via parser. 9493 pp = null; 9494 String oldCodePath = null; 9495 boolean systemApp = false; 9496 synchronized (mPackages) { 9497 // Check whether the newly-scanned package wants to define an already-defined perm 9498 int N = pkg.permissions.size(); 9499 for (int i = 0; i < N; i++) { 9500 PackageParser.Permission perm = pkg.permissions.get(i); 9501 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 9502 if (bp != null) { 9503 // If the defining package is signed with our cert, it's okay. This 9504 // also includes the "updating the same package" case, of course. 9505 if (compareSignatures(bp.packageSetting.signatures.mSignatures, 9506 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9507 Slog.w(TAG, "Package " + pkg.packageName 9508 + " attempting to redeclare permission " + perm.info.name 9509 + " already owned by " + bp.sourcePackage); 9510 res.returnCode = PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 9511 res.origPermission = perm.info.name; 9512 res.origPackage = bp.sourcePackage; 9513 return; 9514 } 9515 } 9516 } 9517 9518 // Check if installing already existing package 9519 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9520 String oldName = mSettings.mRenamedPackages.get(pkgName); 9521 if (pkg.mOriginalPackages != null 9522 && pkg.mOriginalPackages.contains(oldName) 9523 && mPackages.containsKey(oldName)) { 9524 // This package is derived from an original package, 9525 // and this device has been updating from that original 9526 // name. We must continue using the original name, so 9527 // rename the new package here. 9528 pkg.setPackageName(oldName); 9529 pkgName = pkg.packageName; 9530 replace = true; 9531 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 9532 + oldName + " pkgName=" + pkgName); 9533 } else if (mPackages.containsKey(pkgName)) { 9534 // This package, under its official name, already exists 9535 // on the device; we should replace it. 9536 replace = true; 9537 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 9538 } 9539 } 9540 PackageSetting ps = mSettings.mPackages.get(pkgName); 9541 if (ps != null) { 9542 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 9543 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 9544 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 9545 systemApp = (ps.pkg.applicationInfo.flags & 9546 ApplicationInfo.FLAG_SYSTEM) != 0; 9547 } 9548 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9549 } 9550 } 9551 9552 if (systemApp && onSd) { 9553 // Disable updates to system apps on sdcard 9554 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 9555 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9556 return; 9557 } 9558 9559 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 9560 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9561 return; 9562 } 9563 // Set application objects path explicitly after the rename 9564 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 9565 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 9566 if (replace) { 9567 replacePackageLI(pkg, parseFlags, scanMode, args.user, 9568 installerPackageName, res); 9569 } else { 9570 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 9571 installerPackageName, res); 9572 } 9573 synchronized (mPackages) { 9574 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9575 if (ps != null) { 9576 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9577 } 9578 } 9579 } 9580 9581 private static boolean isForwardLocked(PackageParser.Package pkg) { 9582 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9583 } 9584 9585 9586 private boolean isForwardLocked(PackageSetting ps) { 9587 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9588 } 9589 9590 private static boolean isExternal(PackageParser.Package pkg) { 9591 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9592 } 9593 9594 private static boolean isExternal(PackageSetting ps) { 9595 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9596 } 9597 9598 private static boolean isSystemApp(PackageParser.Package pkg) { 9599 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9600 } 9601 9602 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 9603 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 9604 } 9605 9606 private static boolean isSystemApp(ApplicationInfo info) { 9607 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9608 } 9609 9610 private static boolean isSystemApp(PackageSetting ps) { 9611 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 9612 } 9613 9614 private static boolean isUpdatedSystemApp(PackageSetting ps) { 9615 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9616 } 9617 9618 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 9619 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9620 } 9621 9622 private int packageFlagsToInstallFlags(PackageSetting ps) { 9623 int installFlags = 0; 9624 if (isExternal(ps)) { 9625 installFlags |= PackageManager.INSTALL_EXTERNAL; 9626 } 9627 if (isForwardLocked(ps)) { 9628 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9629 } 9630 return installFlags; 9631 } 9632 9633 private void deleteTempPackageFiles() { 9634 final FilenameFilter filter = new FilenameFilter() { 9635 public boolean accept(File dir, String name) { 9636 return name.startsWith("vmdl") && name.endsWith(".tmp"); 9637 } 9638 }; 9639 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 9640 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 9641 } 9642 9643 private static final void deleteTempPackageFilesInDirectory(File directory, 9644 FilenameFilter filter) { 9645 final String[] tmpFilesList = directory.list(filter); 9646 if (tmpFilesList == null) { 9647 return; 9648 } 9649 for (int i = 0; i < tmpFilesList.length; i++) { 9650 final File tmpFile = new File(directory, tmpFilesList[i]); 9651 tmpFile.delete(); 9652 } 9653 } 9654 9655 private File createTempPackageFile(File installDir) { 9656 File tmpPackageFile; 9657 try { 9658 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 9659 } catch (IOException e) { 9660 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 9661 return null; 9662 } 9663 try { 9664 FileUtils.setPermissions( 9665 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 9666 -1, -1); 9667 if (!SELinux.restorecon(tmpPackageFile)) { 9668 return null; 9669 } 9670 } catch (IOException e) { 9671 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 9672 return null; 9673 } 9674 return tmpPackageFile; 9675 } 9676 9677 @Override 9678 public void deletePackageAsUser(final String packageName, 9679 final IPackageDeleteObserver observer, 9680 final int userId, final int flags) { 9681 mContext.enforceCallingOrSelfPermission( 9682 android.Manifest.permission.DELETE_PACKAGES, null); 9683 final int uid = Binder.getCallingUid(); 9684 if (UserHandle.getUserId(uid) != userId) { 9685 mContext.enforceCallingPermission( 9686 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 9687 "deletePackage for user " + userId); 9688 } 9689 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 9690 try { 9691 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 9692 } catch (RemoteException re) { 9693 } 9694 return; 9695 } 9696 9697 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 9698 // Queue up an async operation since the package deletion may take a little while. 9699 mHandler.post(new Runnable() { 9700 public void run() { 9701 mHandler.removeCallbacks(this); 9702 final int returnCode = deletePackageX(packageName, userId, flags); 9703 if (observer != null) { 9704 try { 9705 observer.packageDeleted(packageName, returnCode); 9706 } catch (RemoteException e) { 9707 Log.i(TAG, "Observer no longer exists."); 9708 } //end catch 9709 } //end if 9710 } //end run 9711 }); 9712 } 9713 9714 private boolean isPackageDeviceAdmin(String packageName, int userId) { 9715 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 9716 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 9717 try { 9718 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 9719 || dpm.isDeviceOwner(packageName))) { 9720 return true; 9721 } 9722 } catch (RemoteException e) { 9723 } 9724 return false; 9725 } 9726 9727 /** 9728 * This method is an internal method that could be get invoked either 9729 * to delete an installed package or to clean up a failed installation. 9730 * After deleting an installed package, a broadcast is sent to notify any 9731 * listeners that the package has been installed. For cleaning up a failed 9732 * installation, the broadcast is not necessary since the package's 9733 * installation wouldn't have sent the initial broadcast either 9734 * The key steps in deleting a package are 9735 * deleting the package information in internal structures like mPackages, 9736 * deleting the packages base directories through installd 9737 * updating mSettings to reflect current status 9738 * persisting settings for later use 9739 * sending a broadcast if necessary 9740 */ 9741 private int deletePackageX(String packageName, int userId, int flags) { 9742 final PackageRemovedInfo info = new PackageRemovedInfo(); 9743 final boolean res; 9744 9745 if (isPackageDeviceAdmin(packageName, userId)) { 9746 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 9747 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 9748 } 9749 9750 boolean removedForAllUsers = false; 9751 boolean systemUpdate = false; 9752 9753 // for the uninstall-updates case and restricted profiles, remember the per- 9754 // userhandle installed state 9755 int[] allUsers; 9756 boolean[] perUserInstalled; 9757 synchronized (mPackages) { 9758 PackageSetting ps = mSettings.mPackages.get(packageName); 9759 allUsers = sUserManager.getUserIds(); 9760 perUserInstalled = new boolean[allUsers.length]; 9761 for (int i = 0; i < allUsers.length; i++) { 9762 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9763 } 9764 } 9765 9766 synchronized (mInstallLock) { 9767 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 9768 res = deletePackageLI(packageName, 9769 (flags & PackageManager.DELETE_ALL_USERS) != 0 9770 ? UserHandle.ALL : new UserHandle(userId), 9771 true, allUsers, perUserInstalled, 9772 flags | REMOVE_CHATTY, info, true); 9773 systemUpdate = info.isRemovedPackageSystemUpdate; 9774 if (res && !systemUpdate && mPackages.get(packageName) == null) { 9775 removedForAllUsers = true; 9776 } 9777 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 9778 + " removedForAllUsers=" + removedForAllUsers); 9779 } 9780 9781 if (res) { 9782 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 9783 9784 // If the removed package was a system update, the old system package 9785 // was re-enabled; we need to broadcast this information 9786 if (systemUpdate) { 9787 Bundle extras = new Bundle(1); 9788 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 9789 ? info.removedAppId : info.uid); 9790 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9791 9792 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 9793 extras, null, null, null); 9794 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 9795 extras, null, null, null); 9796 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 9797 null, packageName, null, null); 9798 } 9799 } 9800 // Force a gc here. 9801 Runtime.getRuntime().gc(); 9802 // Delete the resources here after sending the broadcast to let 9803 // other processes clean up before deleting resources. 9804 if (info.args != null) { 9805 synchronized (mInstallLock) { 9806 info.args.doPostDeleteLI(true); 9807 } 9808 } 9809 9810 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 9811 } 9812 9813 static class PackageRemovedInfo { 9814 String removedPackage; 9815 int uid = -1; 9816 int removedAppId = -1; 9817 int[] removedUsers = null; 9818 boolean isRemovedPackageSystemUpdate = false; 9819 // Clean up resources deleted packages. 9820 InstallArgs args = null; 9821 9822 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 9823 Bundle extras = new Bundle(1); 9824 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 9825 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 9826 if (replacing) { 9827 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9828 } 9829 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 9830 if (removedPackage != null) { 9831 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 9832 extras, null, null, removedUsers); 9833 if (fullRemove && !replacing) { 9834 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 9835 extras, null, null, removedUsers); 9836 } 9837 } 9838 if (removedAppId >= 0) { 9839 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 9840 removedUsers); 9841 } 9842 } 9843 } 9844 9845 /* 9846 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 9847 * flag is not set, the data directory is removed as well. 9848 * make sure this flag is set for partially installed apps. If not its meaningless to 9849 * delete a partially installed application. 9850 */ 9851 private void removePackageDataLI(PackageSetting ps, 9852 int[] allUserHandles, boolean[] perUserInstalled, 9853 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 9854 String packageName = ps.name; 9855 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 9856 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 9857 // Retrieve object to delete permissions for shared user later on 9858 final PackageSetting deletedPs; 9859 // reader 9860 synchronized (mPackages) { 9861 deletedPs = mSettings.mPackages.get(packageName); 9862 if (outInfo != null) { 9863 outInfo.removedPackage = packageName; 9864 outInfo.removedUsers = deletedPs != null 9865 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 9866 : null; 9867 } 9868 } 9869 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9870 removeDataDirsLI(packageName); 9871 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 9872 } 9873 // writer 9874 synchronized (mPackages) { 9875 if (deletedPs != null) { 9876 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9877 if (outInfo != null) { 9878 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 9879 } 9880 if (deletedPs != null) { 9881 updatePermissionsLPw(deletedPs.name, null, 0); 9882 if (deletedPs.sharedUser != null) { 9883 // remove permissions associated with package 9884 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 9885 } 9886 } 9887 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 9888 } 9889 // make sure to preserve per-user disabled state if this removal was just 9890 // a downgrade of a system app to the factory package 9891 if (allUserHandles != null && perUserInstalled != null) { 9892 if (DEBUG_REMOVE) { 9893 Slog.d(TAG, "Propagating install state across downgrade"); 9894 } 9895 for (int i = 0; i < allUserHandles.length; i++) { 9896 if (DEBUG_REMOVE) { 9897 Slog.d(TAG, " user " + allUserHandles[i] 9898 + " => " + perUserInstalled[i]); 9899 } 9900 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9901 } 9902 } 9903 } 9904 // can downgrade to reader 9905 if (writeSettings) { 9906 // Save settings now 9907 mSettings.writeLPr(); 9908 } 9909 } 9910 if (outInfo != null) { 9911 // A user ID was deleted here. Go through all users and remove it 9912 // from KeyStore. 9913 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 9914 } 9915 } 9916 9917 static boolean locationIsPrivileged(File path) { 9918 try { 9919 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 9920 .getCanonicalPath(); 9921 return path.getCanonicalPath().startsWith(privilegedAppDir); 9922 } catch (IOException e) { 9923 Slog.e(TAG, "Unable to access code path " + path); 9924 } 9925 return false; 9926 } 9927 9928 /* 9929 * Tries to delete system package. 9930 */ 9931 private boolean deleteSystemPackageLI(PackageSetting newPs, 9932 int[] allUserHandles, boolean[] perUserInstalled, 9933 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 9934 final boolean applyUserRestrictions 9935 = (allUserHandles != null) && (perUserInstalled != null); 9936 PackageSetting disabledPs = null; 9937 // Confirm if the system package has been updated 9938 // An updated system app can be deleted. This will also have to restore 9939 // the system pkg from system partition 9940 // reader 9941 synchronized (mPackages) { 9942 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 9943 } 9944 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 9945 + " disabledPs=" + disabledPs); 9946 if (disabledPs == null) { 9947 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 9948 return false; 9949 } else if (DEBUG_REMOVE) { 9950 Slog.d(TAG, "Deleting system pkg from data partition"); 9951 } 9952 if (DEBUG_REMOVE) { 9953 if (applyUserRestrictions) { 9954 Slog.d(TAG, "Remembering install states:"); 9955 for (int i = 0; i < allUserHandles.length; i++) { 9956 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 9957 } 9958 } 9959 } 9960 // Delete the updated package 9961 outInfo.isRemovedPackageSystemUpdate = true; 9962 if (disabledPs.versionCode < newPs.versionCode) { 9963 // Delete data for downgrades 9964 flags &= ~PackageManager.DELETE_KEEP_DATA; 9965 } else { 9966 // Preserve data by setting flag 9967 flags |= PackageManager.DELETE_KEEP_DATA; 9968 } 9969 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 9970 allUserHandles, perUserInstalled, outInfo, writeSettings); 9971 if (!ret) { 9972 return false; 9973 } 9974 // writer 9975 synchronized (mPackages) { 9976 // Reinstate the old system package 9977 mSettings.enableSystemPackageLPw(newPs.name); 9978 // Remove any native libraries from the upgraded package. 9979 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 9980 } 9981 // Install the system package 9982 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 9983 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 9984 if (locationIsPrivileged(disabledPs.codePath)) { 9985 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9986 } 9987 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 9988 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 9989 9990 if (newPkg == null) { 9991 Slog.w(TAG, "Failed to restore system package:" + newPs.name 9992 + " with error:" + mLastScanError); 9993 return false; 9994 } 9995 // writer 9996 synchronized (mPackages) { 9997 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 9998 setInternalAppNativeLibraryPath(newPkg, ps); 9999 updatePermissionsLPw(newPkg.packageName, newPkg, 10000 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 10001 if (applyUserRestrictions) { 10002 if (DEBUG_REMOVE) { 10003 Slog.d(TAG, "Propagating install state across reinstall"); 10004 } 10005 for (int i = 0; i < allUserHandles.length; i++) { 10006 if (DEBUG_REMOVE) { 10007 Slog.d(TAG, " user " + allUserHandles[i] 10008 + " => " + perUserInstalled[i]); 10009 } 10010 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 10011 } 10012 // Regardless of writeSettings we need to ensure that this restriction 10013 // state propagation is persisted 10014 mSettings.writeAllUsersPackageRestrictionsLPr(); 10015 } 10016 // can downgrade to reader here 10017 if (writeSettings) { 10018 mSettings.writeLPr(); 10019 } 10020 } 10021 return true; 10022 } 10023 10024 private boolean deleteInstalledPackageLI(PackageSetting ps, 10025 boolean deleteCodeAndResources, int flags, 10026 int[] allUserHandles, boolean[] perUserInstalled, 10027 PackageRemovedInfo outInfo, boolean writeSettings) { 10028 if (outInfo != null) { 10029 outInfo.uid = ps.appId; 10030 } 10031 10032 // Delete package data from internal structures and also remove data if flag is set 10033 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 10034 10035 // Delete application code and resources 10036 if (deleteCodeAndResources && (outInfo != null)) { 10037 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 10038 ps.resourcePathString, ps.nativeLibraryPathString); 10039 } 10040 return true; 10041 } 10042 10043 /* 10044 * This method handles package deletion in general 10045 */ 10046 private boolean deletePackageLI(String packageName, UserHandle user, 10047 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 10048 int flags, PackageRemovedInfo outInfo, 10049 boolean writeSettings) { 10050 if (packageName == null) { 10051 Slog.w(TAG, "Attempt to delete null packageName."); 10052 return false; 10053 } 10054 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 10055 PackageSetting ps; 10056 boolean dataOnly = false; 10057 int removeUser = -1; 10058 int appId = -1; 10059 synchronized (mPackages) { 10060 ps = mSettings.mPackages.get(packageName); 10061 if (ps == null) { 10062 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10063 return false; 10064 } 10065 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 10066 && user.getIdentifier() != UserHandle.USER_ALL) { 10067 // The caller is asking that the package only be deleted for a single 10068 // user. To do this, we just mark its uninstalled state and delete 10069 // its data. If this is a system app, we only allow this to happen if 10070 // they have set the special DELETE_SYSTEM_APP which requests different 10071 // semantics than normal for uninstalling system apps. 10072 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 10073 ps.setUserState(user.getIdentifier(), 10074 COMPONENT_ENABLED_STATE_DEFAULT, 10075 false, //installed 10076 true, //stopped 10077 true, //notLaunched 10078 false, //blocked 10079 null, null, null); 10080 if (!isSystemApp(ps)) { 10081 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 10082 // Other user still have this package installed, so all 10083 // we need to do is clear this user's data and save that 10084 // it is uninstalled. 10085 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 10086 removeUser = user.getIdentifier(); 10087 appId = ps.appId; 10088 mSettings.writePackageRestrictionsLPr(removeUser); 10089 } else { 10090 // We need to set it back to 'installed' so the uninstall 10091 // broadcasts will be sent correctly. 10092 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 10093 ps.setInstalled(true, user.getIdentifier()); 10094 } 10095 } else { 10096 // This is a system app, so we assume that the 10097 // other users still have this package installed, so all 10098 // we need to do is clear this user's data and save that 10099 // it is uninstalled. 10100 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 10101 removeUser = user.getIdentifier(); 10102 appId = ps.appId; 10103 mSettings.writePackageRestrictionsLPr(removeUser); 10104 } 10105 } 10106 } 10107 10108 if (removeUser >= 0) { 10109 // From above, we determined that we are deleting this only 10110 // for a single user. Continue the work here. 10111 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 10112 if (outInfo != null) { 10113 outInfo.removedPackage = packageName; 10114 outInfo.removedAppId = appId; 10115 outInfo.removedUsers = new int[] {removeUser}; 10116 } 10117 mInstaller.clearUserData(packageName, removeUser); 10118 removeKeystoreDataIfNeeded(removeUser, appId); 10119 schedulePackageCleaning(packageName, removeUser, false); 10120 return true; 10121 } 10122 10123 if (dataOnly) { 10124 // Delete application data first 10125 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 10126 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 10127 return true; 10128 } 10129 10130 boolean ret = false; 10131 mSettings.mKeySetManager.removeAppKeySetData(packageName); 10132 if (isSystemApp(ps)) { 10133 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 10134 // When an updated system application is deleted we delete the existing resources as well and 10135 // fall back to existing code in system partition 10136 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 10137 flags, outInfo, writeSettings); 10138 } else { 10139 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 10140 // Kill application pre-emptively especially for apps on sd. 10141 killApplication(packageName, ps.appId, "uninstall pkg"); 10142 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 10143 allUserHandles, perUserInstalled, 10144 outInfo, writeSettings); 10145 } 10146 10147 return ret; 10148 } 10149 10150 private final class ClearStorageConnection implements ServiceConnection { 10151 IMediaContainerService mContainerService; 10152 10153 @Override 10154 public void onServiceConnected(ComponentName name, IBinder service) { 10155 synchronized (this) { 10156 mContainerService = IMediaContainerService.Stub.asInterface(service); 10157 notifyAll(); 10158 } 10159 } 10160 10161 @Override 10162 public void onServiceDisconnected(ComponentName name) { 10163 } 10164 } 10165 10166 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 10167 final boolean mounted; 10168 if (Environment.isExternalStorageEmulated()) { 10169 mounted = true; 10170 } else { 10171 final String status = Environment.getExternalStorageState(); 10172 10173 mounted = status.equals(Environment.MEDIA_MOUNTED) 10174 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 10175 } 10176 10177 if (!mounted) { 10178 return; 10179 } 10180 10181 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 10182 int[] users; 10183 if (userId == UserHandle.USER_ALL) { 10184 users = sUserManager.getUserIds(); 10185 } else { 10186 users = new int[] { userId }; 10187 } 10188 final ClearStorageConnection conn = new ClearStorageConnection(); 10189 if (mContext.bindServiceAsUser( 10190 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 10191 try { 10192 for (int curUser : users) { 10193 long timeout = SystemClock.uptimeMillis() + 5000; 10194 synchronized (conn) { 10195 long now = SystemClock.uptimeMillis(); 10196 while (conn.mContainerService == null && now < timeout) { 10197 try { 10198 conn.wait(timeout - now); 10199 } catch (InterruptedException e) { 10200 } 10201 } 10202 } 10203 if (conn.mContainerService == null) { 10204 return; 10205 } 10206 10207 final UserEnvironment userEnv = new UserEnvironment(curUser); 10208 clearDirectory(conn.mContainerService, 10209 userEnv.buildExternalStorageAppCacheDirs(packageName)); 10210 if (allData) { 10211 clearDirectory(conn.mContainerService, 10212 userEnv.buildExternalStorageAppDataDirs(packageName)); 10213 clearDirectory(conn.mContainerService, 10214 userEnv.buildExternalStorageAppMediaDirs(packageName)); 10215 } 10216 } 10217 } finally { 10218 mContext.unbindService(conn); 10219 } 10220 } 10221 } 10222 10223 @Override 10224 public void clearApplicationUserData(final String packageName, 10225 final IPackageDataObserver observer, final int userId) { 10226 mContext.enforceCallingOrSelfPermission( 10227 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 10228 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 10229 // Queue up an async operation since the package deletion may take a little while. 10230 mHandler.post(new Runnable() { 10231 public void run() { 10232 mHandler.removeCallbacks(this); 10233 final boolean succeeded; 10234 synchronized (mInstallLock) { 10235 succeeded = clearApplicationUserDataLI(packageName, userId); 10236 } 10237 clearExternalStorageDataSync(packageName, userId, true); 10238 if (succeeded) { 10239 // invoke DeviceStorageMonitor's update method to clear any notifications 10240 DeviceStorageMonitorInternal 10241 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 10242 if (dsm != null) { 10243 dsm.checkMemory(); 10244 } 10245 } 10246 if(observer != null) { 10247 try { 10248 observer.onRemoveCompleted(packageName, succeeded); 10249 } catch (RemoteException e) { 10250 Log.i(TAG, "Observer no longer exists."); 10251 } 10252 } //end if observer 10253 } //end run 10254 }); 10255 } 10256 10257 private boolean clearApplicationUserDataLI(String packageName, int userId) { 10258 if (packageName == null) { 10259 Slog.w(TAG, "Attempt to delete null packageName."); 10260 return false; 10261 } 10262 PackageParser.Package p; 10263 boolean dataOnly = false; 10264 final int appId; 10265 synchronized (mPackages) { 10266 p = mPackages.get(packageName); 10267 if (p == null) { 10268 dataOnly = true; 10269 PackageSetting ps = mSettings.mPackages.get(packageName); 10270 if ((ps == null) || (ps.pkg == null)) { 10271 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10272 return false; 10273 } 10274 p = ps.pkg; 10275 } 10276 if (!dataOnly) { 10277 // need to check this only for fully installed applications 10278 if (p == null) { 10279 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 10280 return false; 10281 } 10282 final ApplicationInfo applicationInfo = p.applicationInfo; 10283 if (applicationInfo == null) { 10284 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10285 return false; 10286 } 10287 } 10288 if (p != null && p.applicationInfo != null) { 10289 appId = p.applicationInfo.uid; 10290 } else { 10291 appId = -1; 10292 } 10293 } 10294 int retCode = mInstaller.clearUserData(packageName, userId); 10295 if (retCode < 0) { 10296 Slog.w(TAG, "Couldn't remove cache files for package: " 10297 + packageName); 10298 return false; 10299 } 10300 removeKeystoreDataIfNeeded(userId, appId); 10301 return true; 10302 } 10303 10304 /** 10305 * Remove entries from the keystore daemon. Will only remove it if the 10306 * {@code appId} is valid. 10307 */ 10308 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 10309 if (appId < 0) { 10310 return; 10311 } 10312 10313 final KeyStore keyStore = KeyStore.getInstance(); 10314 if (keyStore != null) { 10315 if (userId == UserHandle.USER_ALL) { 10316 for (final int individual : sUserManager.getUserIds()) { 10317 keyStore.clearUid(UserHandle.getUid(individual, appId)); 10318 } 10319 } else { 10320 keyStore.clearUid(UserHandle.getUid(userId, appId)); 10321 } 10322 } else { 10323 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 10324 } 10325 } 10326 10327 public void deleteApplicationCacheFiles(final String packageName, 10328 final IPackageDataObserver observer) { 10329 mContext.enforceCallingOrSelfPermission( 10330 android.Manifest.permission.DELETE_CACHE_FILES, null); 10331 // Queue up an async operation since the package deletion may take a little while. 10332 final int userId = UserHandle.getCallingUserId(); 10333 mHandler.post(new Runnable() { 10334 public void run() { 10335 mHandler.removeCallbacks(this); 10336 final boolean succeded; 10337 synchronized (mInstallLock) { 10338 succeded = deleteApplicationCacheFilesLI(packageName, userId); 10339 } 10340 clearExternalStorageDataSync(packageName, userId, false); 10341 if(observer != null) { 10342 try { 10343 observer.onRemoveCompleted(packageName, succeded); 10344 } catch (RemoteException e) { 10345 Log.i(TAG, "Observer no longer exists."); 10346 } 10347 } //end if observer 10348 } //end run 10349 }); 10350 } 10351 10352 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 10353 if (packageName == null) { 10354 Slog.w(TAG, "Attempt to delete null packageName."); 10355 return false; 10356 } 10357 PackageParser.Package p; 10358 synchronized (mPackages) { 10359 p = mPackages.get(packageName); 10360 } 10361 if (p == null) { 10362 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10363 return false; 10364 } 10365 final ApplicationInfo applicationInfo = p.applicationInfo; 10366 if (applicationInfo == null) { 10367 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10368 return false; 10369 } 10370 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 10371 if (retCode < 0) { 10372 Slog.w(TAG, "Couldn't remove cache files for package: " 10373 + packageName + " u" + userId); 10374 return false; 10375 } 10376 return true; 10377 } 10378 10379 public void getPackageSizeInfo(final String packageName, int userHandle, 10380 final IPackageStatsObserver observer) { 10381 mContext.enforceCallingOrSelfPermission( 10382 android.Manifest.permission.GET_PACKAGE_SIZE, null); 10383 if (packageName == null) { 10384 throw new IllegalArgumentException("Attempt to get size of null packageName"); 10385 } 10386 10387 PackageStats stats = new PackageStats(packageName, userHandle); 10388 10389 /* 10390 * Queue up an async operation since the package measurement may take a 10391 * little while. 10392 */ 10393 Message msg = mHandler.obtainMessage(INIT_COPY); 10394 msg.obj = new MeasureParams(stats, observer); 10395 mHandler.sendMessage(msg); 10396 } 10397 10398 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 10399 PackageStats pStats) { 10400 if (packageName == null) { 10401 Slog.w(TAG, "Attempt to get size of null packageName."); 10402 return false; 10403 } 10404 PackageParser.Package p; 10405 boolean dataOnly = false; 10406 String libDirPath = null; 10407 String asecPath = null; 10408 synchronized (mPackages) { 10409 p = mPackages.get(packageName); 10410 PackageSetting ps = mSettings.mPackages.get(packageName); 10411 if(p == null) { 10412 dataOnly = true; 10413 if((ps == null) || (ps.pkg == null)) { 10414 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10415 return false; 10416 } 10417 p = ps.pkg; 10418 } 10419 if (ps != null) { 10420 libDirPath = ps.nativeLibraryPathString; 10421 } 10422 if (p != null && (isExternal(p) || isForwardLocked(p))) { 10423 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 10424 if (secureContainerId != null) { 10425 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 10426 } 10427 } 10428 } 10429 String publicSrcDir = null; 10430 if(!dataOnly) { 10431 final ApplicationInfo applicationInfo = p.applicationInfo; 10432 if (applicationInfo == null) { 10433 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10434 return false; 10435 } 10436 if (isForwardLocked(p)) { 10437 publicSrcDir = applicationInfo.publicSourceDir; 10438 } 10439 } 10440 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, libDirPath, 10441 publicSrcDir, asecPath, pStats); 10442 if (res < 0) { 10443 return false; 10444 } 10445 10446 // Fix-up for forward-locked applications in ASEC containers. 10447 if (!isExternal(p)) { 10448 pStats.codeSize += pStats.externalCodeSize; 10449 pStats.externalCodeSize = 0L; 10450 } 10451 10452 return true; 10453 } 10454 10455 10456 public void addPackageToPreferred(String packageName) { 10457 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 10458 } 10459 10460 public void removePackageFromPreferred(String packageName) { 10461 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 10462 } 10463 10464 public List<PackageInfo> getPreferredPackages(int flags) { 10465 return new ArrayList<PackageInfo>(); 10466 } 10467 10468 private int getUidTargetSdkVersionLockedLPr(int uid) { 10469 Object obj = mSettings.getUserIdLPr(uid); 10470 if (obj instanceof SharedUserSetting) { 10471 final SharedUserSetting sus = (SharedUserSetting) obj; 10472 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 10473 final Iterator<PackageSetting> it = sus.packages.iterator(); 10474 while (it.hasNext()) { 10475 final PackageSetting ps = it.next(); 10476 if (ps.pkg != null) { 10477 int v = ps.pkg.applicationInfo.targetSdkVersion; 10478 if (v < vers) vers = v; 10479 } 10480 } 10481 return vers; 10482 } else if (obj instanceof PackageSetting) { 10483 final PackageSetting ps = (PackageSetting) obj; 10484 if (ps.pkg != null) { 10485 return ps.pkg.applicationInfo.targetSdkVersion; 10486 } 10487 } 10488 return Build.VERSION_CODES.CUR_DEVELOPMENT; 10489 } 10490 10491 public void addPreferredActivity(IntentFilter filter, int match, 10492 ComponentName[] set, ComponentName activity, int userId) { 10493 addPreferredActivityInternal(filter, match, set, activity, true, userId); 10494 } 10495 10496 private void addPreferredActivityInternal(IntentFilter filter, int match, 10497 ComponentName[] set, ComponentName activity, boolean always, int userId) { 10498 // writer 10499 int callingUid = Binder.getCallingUid(); 10500 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 10501 if (filter.countActions() == 0) { 10502 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10503 return; 10504 } 10505 synchronized (mPackages) { 10506 if (mContext.checkCallingOrSelfPermission( 10507 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10508 != PackageManager.PERMISSION_GRANTED) { 10509 if (getUidTargetSdkVersionLockedLPr(callingUid) 10510 < Build.VERSION_CODES.FROYO) { 10511 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 10512 + callingUid); 10513 return; 10514 } 10515 mContext.enforceCallingOrSelfPermission( 10516 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10517 } 10518 10519 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 10520 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10521 mSettings.editPreferredActivitiesLPw(userId).addFilter( 10522 new PreferredActivity(filter, match, set, activity, always)); 10523 mSettings.writePackageRestrictionsLPr(userId); 10524 } 10525 } 10526 10527 public void replacePreferredActivity(IntentFilter filter, int match, 10528 ComponentName[] set, ComponentName activity) { 10529 if (filter.countActions() != 1) { 10530 throw new IllegalArgumentException( 10531 "replacePreferredActivity expects filter to have only 1 action."); 10532 } 10533 if (filter.countDataAuthorities() != 0 10534 || filter.countDataPaths() != 0 10535 || filter.countDataSchemes() > 1 10536 || filter.countDataTypes() != 0) { 10537 throw new IllegalArgumentException( 10538 "replacePreferredActivity expects filter to have no data authorities, " + 10539 "paths, or types; and at most one scheme."); 10540 } 10541 synchronized (mPackages) { 10542 if (mContext.checkCallingOrSelfPermission( 10543 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10544 != PackageManager.PERMISSION_GRANTED) { 10545 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10546 < Build.VERSION_CODES.FROYO) { 10547 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 10548 + Binder.getCallingUid()); 10549 return; 10550 } 10551 mContext.enforceCallingOrSelfPermission( 10552 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10553 } 10554 10555 final int callingUserId = UserHandle.getCallingUserId(); 10556 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 10557 if (pir != null) { 10558 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 10559 if (filter.countDataSchemes() == 1) { 10560 Uri.Builder builder = new Uri.Builder(); 10561 builder.scheme(filter.getDataScheme(0)); 10562 intent.setData(builder.build()); 10563 } 10564 List<PreferredActivity> matches = pir.queryIntent( 10565 intent, null, true, callingUserId); 10566 if (DEBUG_PREFERRED) { 10567 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 10568 } 10569 for (int i = 0; i < matches.size(); i++) { 10570 PreferredActivity pa = matches.get(i); 10571 if (DEBUG_PREFERRED) { 10572 Slog.i(TAG, "Removing preferred activity " 10573 + pa.mPref.mComponent + ":"); 10574 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10575 } 10576 pir.removeFilter(pa); 10577 } 10578 } 10579 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 10580 } 10581 } 10582 10583 public void clearPackagePreferredActivities(String packageName) { 10584 final int uid = Binder.getCallingUid(); 10585 // writer 10586 synchronized (mPackages) { 10587 PackageParser.Package pkg = mPackages.get(packageName); 10588 if (pkg == null || pkg.applicationInfo.uid != uid) { 10589 if (mContext.checkCallingOrSelfPermission( 10590 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10591 != PackageManager.PERMISSION_GRANTED) { 10592 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10593 < Build.VERSION_CODES.FROYO) { 10594 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 10595 + Binder.getCallingUid()); 10596 return; 10597 } 10598 mContext.enforceCallingOrSelfPermission( 10599 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10600 } 10601 } 10602 10603 int user = UserHandle.getCallingUserId(); 10604 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 10605 mSettings.writePackageRestrictionsLPr(user); 10606 scheduleWriteSettingsLocked(); 10607 } 10608 } 10609 } 10610 10611 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 10612 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 10613 ArrayList<PreferredActivity> removed = null; 10614 boolean changed = false; 10615 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10616 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 10617 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10618 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 10619 continue; 10620 } 10621 Iterator<PreferredActivity> it = pir.filterIterator(); 10622 while (it.hasNext()) { 10623 PreferredActivity pa = it.next(); 10624 // Mark entry for removal only if it matches the package name 10625 // and the entry is of type "always". 10626 if (packageName == null || 10627 (pa.mPref.mComponent.getPackageName().equals(packageName) 10628 && pa.mPref.mAlways)) { 10629 if (removed == null) { 10630 removed = new ArrayList<PreferredActivity>(); 10631 } 10632 removed.add(pa); 10633 } 10634 } 10635 if (removed != null) { 10636 for (int j=0; j<removed.size(); j++) { 10637 PreferredActivity pa = removed.get(j); 10638 pir.removeFilter(pa); 10639 } 10640 changed = true; 10641 } 10642 } 10643 return changed; 10644 } 10645 10646 public void resetPreferredActivities(int userId) { 10647 mContext.enforceCallingOrSelfPermission( 10648 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10649 // writer 10650 synchronized (mPackages) { 10651 int user = UserHandle.getCallingUserId(); 10652 clearPackagePreferredActivitiesLPw(null, user); 10653 mSettings.readDefaultPreferredAppsLPw(this, user); 10654 mSettings.writePackageRestrictionsLPr(user); 10655 scheduleWriteSettingsLocked(); 10656 } 10657 } 10658 10659 public int getPreferredActivities(List<IntentFilter> outFilters, 10660 List<ComponentName> outActivities, String packageName) { 10661 10662 int num = 0; 10663 final int userId = UserHandle.getCallingUserId(); 10664 // reader 10665 synchronized (mPackages) { 10666 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 10667 if (pir != null) { 10668 final Iterator<PreferredActivity> it = pir.filterIterator(); 10669 while (it.hasNext()) { 10670 final PreferredActivity pa = it.next(); 10671 if (packageName == null 10672 || (pa.mPref.mComponent.getPackageName().equals(packageName) 10673 && pa.mPref.mAlways)) { 10674 if (outFilters != null) { 10675 outFilters.add(new IntentFilter(pa)); 10676 } 10677 if (outActivities != null) { 10678 outActivities.add(pa.mPref.mComponent); 10679 } 10680 } 10681 } 10682 } 10683 } 10684 10685 return num; 10686 } 10687 10688 @Override 10689 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 10690 int userId) { 10691 int callingUid = Binder.getCallingUid(); 10692 if (callingUid != Process.SYSTEM_UID) { 10693 throw new SecurityException( 10694 "addPersistentPreferredActivity can only be run by the system"); 10695 } 10696 if (filter.countActions() == 0) { 10697 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10698 return; 10699 } 10700 synchronized (mPackages) { 10701 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 10702 " :"); 10703 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10704 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 10705 new PersistentPreferredActivity(filter, activity)); 10706 mSettings.writePackageRestrictionsLPr(userId); 10707 } 10708 } 10709 10710 @Override 10711 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 10712 int callingUid = Binder.getCallingUid(); 10713 if (callingUid != Process.SYSTEM_UID) { 10714 throw new SecurityException( 10715 "clearPackagePersistentPreferredActivities can only be run by the system"); 10716 } 10717 ArrayList<PersistentPreferredActivity> removed = null; 10718 boolean changed = false; 10719 synchronized (mPackages) { 10720 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 10721 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 10722 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 10723 .valueAt(i); 10724 if (userId != thisUserId) { 10725 continue; 10726 } 10727 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 10728 while (it.hasNext()) { 10729 PersistentPreferredActivity ppa = it.next(); 10730 // Mark entry for removal only if it matches the package name. 10731 if (ppa.mComponent.getPackageName().equals(packageName)) { 10732 if (removed == null) { 10733 removed = new ArrayList<PersistentPreferredActivity>(); 10734 } 10735 removed.add(ppa); 10736 } 10737 } 10738 if (removed != null) { 10739 for (int j=0; j<removed.size(); j++) { 10740 PersistentPreferredActivity ppa = removed.get(j); 10741 ppir.removeFilter(ppa); 10742 } 10743 changed = true; 10744 } 10745 } 10746 10747 if (changed) { 10748 mSettings.writePackageRestrictionsLPr(userId); 10749 } 10750 } 10751 } 10752 10753 @Override 10754 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 10755 Intent intent = new Intent(Intent.ACTION_MAIN); 10756 intent.addCategory(Intent.CATEGORY_HOME); 10757 10758 final int callingUserId = UserHandle.getCallingUserId(); 10759 List<ResolveInfo> list = queryIntentActivities(intent, null, 10760 PackageManager.GET_META_DATA, callingUserId); 10761 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 10762 true, false, false, callingUserId); 10763 10764 allHomeCandidates.clear(); 10765 if (list != null) { 10766 for (ResolveInfo ri : list) { 10767 allHomeCandidates.add(ri); 10768 } 10769 } 10770 return (preferred == null || preferred.activityInfo == null) 10771 ? null 10772 : new ComponentName(preferred.activityInfo.packageName, 10773 preferred.activityInfo.name); 10774 } 10775 10776 @Override 10777 public void setApplicationEnabledSetting(String appPackageName, 10778 int newState, int flags, int userId, String callingPackage) { 10779 if (!sUserManager.exists(userId)) return; 10780 if (callingPackage == null) { 10781 callingPackage = Integer.toString(Binder.getCallingUid()); 10782 } 10783 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 10784 } 10785 10786 @Override 10787 public void setComponentEnabledSetting(ComponentName componentName, 10788 int newState, int flags, int userId) { 10789 if (!sUserManager.exists(userId)) return; 10790 setEnabledSetting(componentName.getPackageName(), 10791 componentName.getClassName(), newState, flags, userId, null); 10792 } 10793 10794 private void setEnabledSetting(final String packageName, String className, int newState, 10795 final int flags, int userId, String callingPackage) { 10796 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 10797 || newState == COMPONENT_ENABLED_STATE_ENABLED 10798 || newState == COMPONENT_ENABLED_STATE_DISABLED 10799 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 10800 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 10801 throw new IllegalArgumentException("Invalid new component state: " 10802 + newState); 10803 } 10804 PackageSetting pkgSetting; 10805 final int uid = Binder.getCallingUid(); 10806 final int permission = mContext.checkCallingOrSelfPermission( 10807 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10808 enforceCrossUserPermission(uid, userId, false, "set enabled"); 10809 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10810 boolean sendNow = false; 10811 boolean isApp = (className == null); 10812 String componentName = isApp ? packageName : className; 10813 int packageUid = -1; 10814 ArrayList<String> components; 10815 10816 // writer 10817 synchronized (mPackages) { 10818 pkgSetting = mSettings.mPackages.get(packageName); 10819 if (pkgSetting == null) { 10820 if (className == null) { 10821 throw new IllegalArgumentException( 10822 "Unknown package: " + packageName); 10823 } 10824 throw new IllegalArgumentException( 10825 "Unknown component: " + packageName 10826 + "/" + className); 10827 } 10828 // Allow root and verify that userId is not being specified by a different user 10829 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 10830 throw new SecurityException( 10831 "Permission Denial: attempt to change component state from pid=" 10832 + Binder.getCallingPid() 10833 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 10834 } 10835 if (className == null) { 10836 // We're dealing with an application/package level state change 10837 if (pkgSetting.getEnabled(userId) == newState) { 10838 // Nothing to do 10839 return; 10840 } 10841 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 10842 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 10843 // Don't care about who enables an app. 10844 callingPackage = null; 10845 } 10846 pkgSetting.setEnabled(newState, userId, callingPackage); 10847 // pkgSetting.pkg.mSetEnabled = newState; 10848 } else { 10849 // We're dealing with a component level state change 10850 // First, verify that this is a valid class name. 10851 PackageParser.Package pkg = pkgSetting.pkg; 10852 if (pkg == null || !pkg.hasComponentClassName(className)) { 10853 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 10854 throw new IllegalArgumentException("Component class " + className 10855 + " does not exist in " + packageName); 10856 } else { 10857 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 10858 + className + " does not exist in " + packageName); 10859 } 10860 } 10861 switch (newState) { 10862 case COMPONENT_ENABLED_STATE_ENABLED: 10863 if (!pkgSetting.enableComponentLPw(className, userId)) { 10864 return; 10865 } 10866 break; 10867 case COMPONENT_ENABLED_STATE_DISABLED: 10868 if (!pkgSetting.disableComponentLPw(className, userId)) { 10869 return; 10870 } 10871 break; 10872 case COMPONENT_ENABLED_STATE_DEFAULT: 10873 if (!pkgSetting.restoreComponentLPw(className, userId)) { 10874 return; 10875 } 10876 break; 10877 default: 10878 Slog.e(TAG, "Invalid new component state: " + newState); 10879 return; 10880 } 10881 } 10882 mSettings.writePackageRestrictionsLPr(userId); 10883 components = mPendingBroadcasts.get(userId, packageName); 10884 final boolean newPackage = components == null; 10885 if (newPackage) { 10886 components = new ArrayList<String>(); 10887 } 10888 if (!components.contains(componentName)) { 10889 components.add(componentName); 10890 } 10891 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 10892 sendNow = true; 10893 // Purge entry from pending broadcast list if another one exists already 10894 // since we are sending one right away. 10895 mPendingBroadcasts.remove(userId, packageName); 10896 } else { 10897 if (newPackage) { 10898 mPendingBroadcasts.put(userId, packageName, components); 10899 } 10900 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 10901 // Schedule a message 10902 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 10903 } 10904 } 10905 } 10906 10907 long callingId = Binder.clearCallingIdentity(); 10908 try { 10909 if (sendNow) { 10910 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 10911 sendPackageChangedBroadcast(packageName, 10912 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 10913 } 10914 } finally { 10915 Binder.restoreCallingIdentity(callingId); 10916 } 10917 } 10918 10919 private void sendPackageChangedBroadcast(String packageName, 10920 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 10921 if (DEBUG_INSTALL) 10922 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 10923 + componentNames); 10924 Bundle extras = new Bundle(4); 10925 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 10926 String nameList[] = new String[componentNames.size()]; 10927 componentNames.toArray(nameList); 10928 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 10929 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 10930 extras.putInt(Intent.EXTRA_UID, packageUid); 10931 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 10932 new int[] {UserHandle.getUserId(packageUid)}); 10933 } 10934 10935 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 10936 if (!sUserManager.exists(userId)) return; 10937 final int uid = Binder.getCallingUid(); 10938 final int permission = mContext.checkCallingOrSelfPermission( 10939 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10940 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10941 enforceCrossUserPermission(uid, userId, true, "stop package"); 10942 // writer 10943 synchronized (mPackages) { 10944 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 10945 uid, userId)) { 10946 scheduleWritePackageRestrictionsLocked(userId); 10947 } 10948 } 10949 } 10950 10951 public String getInstallerPackageName(String packageName) { 10952 // reader 10953 synchronized (mPackages) { 10954 return mSettings.getInstallerPackageNameLPr(packageName); 10955 } 10956 } 10957 10958 @Override 10959 public int getApplicationEnabledSetting(String packageName, int userId) { 10960 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10961 int uid = Binder.getCallingUid(); 10962 enforceCrossUserPermission(uid, userId, false, "get enabled"); 10963 // reader 10964 synchronized (mPackages) { 10965 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 10966 } 10967 } 10968 10969 @Override 10970 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 10971 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10972 int uid = Binder.getCallingUid(); 10973 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 10974 // reader 10975 synchronized (mPackages) { 10976 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 10977 } 10978 } 10979 10980 public void enterSafeMode() { 10981 enforceSystemOrRoot("Only the system can request entering safe mode"); 10982 10983 if (!mSystemReady) { 10984 mSafeMode = true; 10985 } 10986 } 10987 10988 public void systemReady() { 10989 mSystemReady = true; 10990 10991 // Read the compatibilty setting when the system is ready. 10992 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 10993 mContext.getContentResolver(), 10994 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 10995 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 10996 if (DEBUG_SETTINGS) { 10997 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 10998 } 10999 11000 synchronized (mPackages) { 11001 // Verify that all of the preferred activity components actually 11002 // exist. It is possible for applications to be updated and at 11003 // that point remove a previously declared activity component that 11004 // had been set as a preferred activity. We try to clean this up 11005 // the next time we encounter that preferred activity, but it is 11006 // possible for the user flow to never be able to return to that 11007 // situation so here we do a sanity check to make sure we haven't 11008 // left any junk around. 11009 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 11010 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11011 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11012 removed.clear(); 11013 for (PreferredActivity pa : pir.filterSet()) { 11014 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 11015 removed.add(pa); 11016 } 11017 } 11018 if (removed.size() > 0) { 11019 for (int j=0; j<removed.size(); j++) { 11020 PreferredActivity pa = removed.get(i); 11021 Slog.w(TAG, "Removing dangling preferred activity: " 11022 + pa.mPref.mComponent); 11023 pir.removeFilter(pa); 11024 } 11025 mSettings.writePackageRestrictionsLPr( 11026 mSettings.mPreferredActivities.keyAt(i)); 11027 } 11028 } 11029 } 11030 sUserManager.systemReady(); 11031 } 11032 11033 public boolean isSafeMode() { 11034 return mSafeMode; 11035 } 11036 11037 public boolean hasSystemUidErrors() { 11038 return mHasSystemUidErrors; 11039 } 11040 11041 static String arrayToString(int[] array) { 11042 StringBuffer buf = new StringBuffer(128); 11043 buf.append('['); 11044 if (array != null) { 11045 for (int i=0; i<array.length; i++) { 11046 if (i > 0) buf.append(", "); 11047 buf.append(array[i]); 11048 } 11049 } 11050 buf.append(']'); 11051 return buf.toString(); 11052 } 11053 11054 static class DumpState { 11055 public static final int DUMP_LIBS = 1 << 0; 11056 11057 public static final int DUMP_FEATURES = 1 << 1; 11058 11059 public static final int DUMP_RESOLVERS = 1 << 2; 11060 11061 public static final int DUMP_PERMISSIONS = 1 << 3; 11062 11063 public static final int DUMP_PACKAGES = 1 << 4; 11064 11065 public static final int DUMP_SHARED_USERS = 1 << 5; 11066 11067 public static final int DUMP_MESSAGES = 1 << 6; 11068 11069 public static final int DUMP_PROVIDERS = 1 << 7; 11070 11071 public static final int DUMP_VERIFIERS = 1 << 8; 11072 11073 public static final int DUMP_PREFERRED = 1 << 9; 11074 11075 public static final int DUMP_PREFERRED_XML = 1 << 10; 11076 11077 public static final int DUMP_KEYSETS = 1 << 11; 11078 11079 public static final int DUMP_VERSION = 1 << 12; 11080 11081 public static final int OPTION_SHOW_FILTERS = 1 << 0; 11082 11083 private int mTypes; 11084 11085 private int mOptions; 11086 11087 private boolean mTitlePrinted; 11088 11089 private SharedUserSetting mSharedUser; 11090 11091 public boolean isDumping(int type) { 11092 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 11093 return true; 11094 } 11095 11096 return (mTypes & type) != 0; 11097 } 11098 11099 public void setDump(int type) { 11100 mTypes |= type; 11101 } 11102 11103 public boolean isOptionEnabled(int option) { 11104 return (mOptions & option) != 0; 11105 } 11106 11107 public void setOptionEnabled(int option) { 11108 mOptions |= option; 11109 } 11110 11111 public boolean onTitlePrinted() { 11112 final boolean printed = mTitlePrinted; 11113 mTitlePrinted = true; 11114 return printed; 11115 } 11116 11117 public boolean getTitlePrinted() { 11118 return mTitlePrinted; 11119 } 11120 11121 public void setTitlePrinted(boolean enabled) { 11122 mTitlePrinted = enabled; 11123 } 11124 11125 public SharedUserSetting getSharedUser() { 11126 return mSharedUser; 11127 } 11128 11129 public void setSharedUser(SharedUserSetting user) { 11130 mSharedUser = user; 11131 } 11132 } 11133 11134 @Override 11135 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 11136 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 11137 != PackageManager.PERMISSION_GRANTED) { 11138 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 11139 + Binder.getCallingPid() 11140 + ", uid=" + Binder.getCallingUid() 11141 + " without permission " 11142 + android.Manifest.permission.DUMP); 11143 return; 11144 } 11145 11146 DumpState dumpState = new DumpState(); 11147 boolean fullPreferred = false; 11148 boolean checkin = false; 11149 11150 String packageName = null; 11151 11152 int opti = 0; 11153 while (opti < args.length) { 11154 String opt = args[opti]; 11155 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 11156 break; 11157 } 11158 opti++; 11159 if ("-a".equals(opt)) { 11160 // Right now we only know how to print all. 11161 } else if ("-h".equals(opt)) { 11162 pw.println("Package manager dump options:"); 11163 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 11164 pw.println(" --checkin: dump for a checkin"); 11165 pw.println(" -f: print details of intent filters"); 11166 pw.println(" -h: print this help"); 11167 pw.println(" cmd may be one of:"); 11168 pw.println(" l[ibraries]: list known shared libraries"); 11169 pw.println(" f[ibraries]: list device features"); 11170 pw.println(" r[esolvers]: dump intent resolvers"); 11171 pw.println(" perm[issions]: dump permissions"); 11172 pw.println(" pref[erred]: print preferred package settings"); 11173 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 11174 pw.println(" prov[iders]: dump content providers"); 11175 pw.println(" p[ackages]: dump installed packages"); 11176 pw.println(" s[hared-users]: dump shared user IDs"); 11177 pw.println(" m[essages]: print collected runtime messages"); 11178 pw.println(" v[erifiers]: print package verifier info"); 11179 pw.println(" version: print database version info"); 11180 pw.println(" <package.name>: info about given package"); 11181 pw.println(" k[eysets]: print known keysets"); 11182 return; 11183 } else if ("--checkin".equals(opt)) { 11184 checkin = true; 11185 } else if ("-f".equals(opt)) { 11186 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11187 } else { 11188 pw.println("Unknown argument: " + opt + "; use -h for help"); 11189 } 11190 } 11191 11192 // Is the caller requesting to dump a particular piece of data? 11193 if (opti < args.length) { 11194 String cmd = args[opti]; 11195 opti++; 11196 // Is this a package name? 11197 if ("android".equals(cmd) || cmd.contains(".")) { 11198 packageName = cmd; 11199 // When dumping a single package, we always dump all of its 11200 // filter information since the amount of data will be reasonable. 11201 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 11202 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 11203 dumpState.setDump(DumpState.DUMP_LIBS); 11204 } else if ("f".equals(cmd) || "features".equals(cmd)) { 11205 dumpState.setDump(DumpState.DUMP_FEATURES); 11206 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 11207 dumpState.setDump(DumpState.DUMP_RESOLVERS); 11208 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 11209 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 11210 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 11211 dumpState.setDump(DumpState.DUMP_PREFERRED); 11212 } else if ("preferred-xml".equals(cmd)) { 11213 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 11214 if (opti < args.length && "--full".equals(args[opti])) { 11215 fullPreferred = true; 11216 opti++; 11217 } 11218 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 11219 dumpState.setDump(DumpState.DUMP_PACKAGES); 11220 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 11221 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 11222 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 11223 dumpState.setDump(DumpState.DUMP_PROVIDERS); 11224 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 11225 dumpState.setDump(DumpState.DUMP_MESSAGES); 11226 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 11227 dumpState.setDump(DumpState.DUMP_VERIFIERS); 11228 } else if ("version".equals(cmd)) { 11229 dumpState.setDump(DumpState.DUMP_VERSION); 11230 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 11231 dumpState.setDump(DumpState.DUMP_KEYSETS); 11232 } 11233 } 11234 11235 if (checkin) { 11236 pw.println("vers,1"); 11237 } 11238 11239 // reader 11240 synchronized (mPackages) { 11241 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 11242 if (!checkin) { 11243 if (dumpState.onTitlePrinted()) 11244 pw.println(); 11245 pw.println("Database versions:"); 11246 pw.print(" SDK Version:"); 11247 pw.print(" internal="); 11248 pw.print(mSettings.mInternalSdkPlatform); 11249 pw.print(" external="); 11250 pw.println(mSettings.mExternalSdkPlatform); 11251 pw.print(" DB Version:"); 11252 pw.print(" internal="); 11253 pw.print(mSettings.mInternalDatabaseVersion); 11254 pw.print(" external="); 11255 pw.println(mSettings.mExternalDatabaseVersion); 11256 } 11257 } 11258 11259 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 11260 if (!checkin) { 11261 if (dumpState.onTitlePrinted()) 11262 pw.println(); 11263 pw.println("Verifiers:"); 11264 pw.print(" Required: "); 11265 pw.print(mRequiredVerifierPackage); 11266 pw.print(" (uid="); 11267 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 11268 pw.println(")"); 11269 } else if (mRequiredVerifierPackage != null) { 11270 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 11271 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 11272 } 11273 } 11274 11275 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 11276 boolean printedHeader = false; 11277 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 11278 while (it.hasNext()) { 11279 String name = it.next(); 11280 SharedLibraryEntry ent = mSharedLibraries.get(name); 11281 if (!checkin) { 11282 if (!printedHeader) { 11283 if (dumpState.onTitlePrinted()) 11284 pw.println(); 11285 pw.println("Libraries:"); 11286 printedHeader = true; 11287 } 11288 pw.print(" "); 11289 } else { 11290 pw.print("lib,"); 11291 } 11292 pw.print(name); 11293 if (!checkin) { 11294 pw.print(" -> "); 11295 } 11296 if (ent.path != null) { 11297 if (!checkin) { 11298 pw.print("(jar) "); 11299 pw.print(ent.path); 11300 } else { 11301 pw.print(",jar,"); 11302 pw.print(ent.path); 11303 } 11304 } else { 11305 if (!checkin) { 11306 pw.print("(apk) "); 11307 pw.print(ent.apk); 11308 } else { 11309 pw.print(",apk,"); 11310 pw.print(ent.apk); 11311 } 11312 } 11313 pw.println(); 11314 } 11315 } 11316 11317 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 11318 if (dumpState.onTitlePrinted()) 11319 pw.println(); 11320 if (!checkin) { 11321 pw.println("Features:"); 11322 } 11323 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 11324 while (it.hasNext()) { 11325 String name = it.next(); 11326 if (!checkin) { 11327 pw.print(" "); 11328 } else { 11329 pw.print("feat,"); 11330 } 11331 pw.println(name); 11332 } 11333 } 11334 11335 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 11336 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 11337 : "Activity Resolver Table:", " ", packageName, 11338 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11339 dumpState.setTitlePrinted(true); 11340 } 11341 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 11342 : "Receiver Resolver Table:", " ", packageName, 11343 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11344 dumpState.setTitlePrinted(true); 11345 } 11346 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 11347 : "Service Resolver Table:", " ", packageName, 11348 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11349 dumpState.setTitlePrinted(true); 11350 } 11351 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 11352 : "Provider Resolver Table:", " ", packageName, 11353 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 11354 dumpState.setTitlePrinted(true); 11355 } 11356 } 11357 11358 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 11359 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 11360 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 11361 int user = mSettings.mPreferredActivities.keyAt(i); 11362 if (pir.dump(pw, 11363 dumpState.getTitlePrinted() 11364 ? "\nPreferred Activities User " + user + ":" 11365 : "Preferred Activities User " + user + ":", " ", 11366 packageName, true)) { 11367 dumpState.setTitlePrinted(true); 11368 } 11369 } 11370 } 11371 11372 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 11373 pw.flush(); 11374 FileOutputStream fout = new FileOutputStream(fd); 11375 BufferedOutputStream str = new BufferedOutputStream(fout); 11376 XmlSerializer serializer = new FastXmlSerializer(); 11377 try { 11378 serializer.setOutput(str, "utf-8"); 11379 serializer.startDocument(null, true); 11380 serializer.setFeature( 11381 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 11382 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 11383 serializer.endDocument(); 11384 serializer.flush(); 11385 } catch (IllegalArgumentException e) { 11386 pw.println("Failed writing: " + e); 11387 } catch (IllegalStateException e) { 11388 pw.println("Failed writing: " + e); 11389 } catch (IOException e) { 11390 pw.println("Failed writing: " + e); 11391 } 11392 } 11393 11394 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 11395 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 11396 } 11397 11398 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 11399 boolean printedSomething = false; 11400 for (PackageParser.Provider p : mProviders.mProviders.values()) { 11401 if (packageName != null && !packageName.equals(p.info.packageName)) { 11402 continue; 11403 } 11404 if (!printedSomething) { 11405 if (dumpState.onTitlePrinted()) 11406 pw.println(); 11407 pw.println("Registered ContentProviders:"); 11408 printedSomething = true; 11409 } 11410 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 11411 pw.print(" "); pw.println(p.toString()); 11412 } 11413 printedSomething = false; 11414 for (Map.Entry<String, PackageParser.Provider> entry : 11415 mProvidersByAuthority.entrySet()) { 11416 PackageParser.Provider p = entry.getValue(); 11417 if (packageName != null && !packageName.equals(p.info.packageName)) { 11418 continue; 11419 } 11420 if (!printedSomething) { 11421 if (dumpState.onTitlePrinted()) 11422 pw.println(); 11423 pw.println("ContentProvider Authorities:"); 11424 printedSomething = true; 11425 } 11426 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 11427 pw.print(" "); pw.println(p.toString()); 11428 if (p.info != null && p.info.applicationInfo != null) { 11429 final String appInfo = p.info.applicationInfo.toString(); 11430 pw.print(" applicationInfo="); pw.println(appInfo); 11431 } 11432 } 11433 } 11434 11435 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 11436 mSettings.mKeySetManager.dump(pw, packageName, dumpState); 11437 } 11438 11439 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 11440 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 11441 } 11442 11443 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 11444 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 11445 } 11446 11447 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 11448 if (dumpState.onTitlePrinted()) 11449 pw.println(); 11450 mSettings.dumpReadMessagesLPr(pw, dumpState); 11451 11452 pw.println(); 11453 pw.println("Package warning messages:"); 11454 final File fname = getSettingsProblemFile(); 11455 FileInputStream in = null; 11456 try { 11457 in = new FileInputStream(fname); 11458 final int avail = in.available(); 11459 final byte[] data = new byte[avail]; 11460 in.read(data); 11461 pw.print(new String(data)); 11462 } catch (FileNotFoundException e) { 11463 } catch (IOException e) { 11464 } finally { 11465 if (in != null) { 11466 try { 11467 in.close(); 11468 } catch (IOException e) { 11469 } 11470 } 11471 } 11472 } 11473 } 11474 } 11475 11476 // ------- apps on sdcard specific code ------- 11477 static final boolean DEBUG_SD_INSTALL = false; 11478 11479 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 11480 11481 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 11482 11483 private boolean mMediaMounted = false; 11484 11485 private String getEncryptKey() { 11486 try { 11487 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 11488 SD_ENCRYPTION_KEYSTORE_NAME); 11489 if (sdEncKey == null) { 11490 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 11491 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 11492 if (sdEncKey == null) { 11493 Slog.e(TAG, "Failed to create encryption keys"); 11494 return null; 11495 } 11496 } 11497 return sdEncKey; 11498 } catch (NoSuchAlgorithmException nsae) { 11499 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 11500 return null; 11501 } catch (IOException ioe) { 11502 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 11503 return null; 11504 } 11505 11506 } 11507 11508 /* package */static String getTempContainerId() { 11509 int tmpIdx = 1; 11510 String list[] = PackageHelper.getSecureContainerList(); 11511 if (list != null) { 11512 for (final String name : list) { 11513 // Ignore null and non-temporary container entries 11514 if (name == null || !name.startsWith(mTempContainerPrefix)) { 11515 continue; 11516 } 11517 11518 String subStr = name.substring(mTempContainerPrefix.length()); 11519 try { 11520 int cid = Integer.parseInt(subStr); 11521 if (cid >= tmpIdx) { 11522 tmpIdx = cid + 1; 11523 } 11524 } catch (NumberFormatException e) { 11525 } 11526 } 11527 } 11528 return mTempContainerPrefix + tmpIdx; 11529 } 11530 11531 /* 11532 * Update media status on PackageManager. 11533 */ 11534 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 11535 int callingUid = Binder.getCallingUid(); 11536 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 11537 throw new SecurityException("Media status can only be updated by the system"); 11538 } 11539 // reader; this apparently protects mMediaMounted, but should probably 11540 // be a different lock in that case. 11541 synchronized (mPackages) { 11542 Log.i(TAG, "Updating external media status from " 11543 + (mMediaMounted ? "mounted" : "unmounted") + " to " 11544 + (mediaStatus ? "mounted" : "unmounted")); 11545 if (DEBUG_SD_INSTALL) 11546 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 11547 + ", mMediaMounted=" + mMediaMounted); 11548 if (mediaStatus == mMediaMounted) { 11549 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 11550 : 0, -1); 11551 mHandler.sendMessage(msg); 11552 return; 11553 } 11554 mMediaMounted = mediaStatus; 11555 } 11556 // Queue up an async operation since the package installation may take a 11557 // little while. 11558 mHandler.post(new Runnable() { 11559 public void run() { 11560 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 11561 } 11562 }); 11563 } 11564 11565 /** 11566 * Called by MountService when the initial ASECs to scan are available. 11567 * Should block until all the ASEC containers are finished being scanned. 11568 */ 11569 public void scanAvailableAsecs() { 11570 updateExternalMediaStatusInner(true, false, false); 11571 if (mShouldRestoreconData) { 11572 SELinuxMMAC.setRestoreconDone(); 11573 mShouldRestoreconData = false; 11574 } 11575 } 11576 11577 /* 11578 * Collect information of applications on external media, map them against 11579 * existing containers and update information based on current mount status. 11580 * Please note that we always have to report status if reportStatus has been 11581 * set to true especially when unloading packages. 11582 */ 11583 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 11584 boolean externalStorage) { 11585 // Collection of uids 11586 int uidArr[] = null; 11587 // Collection of stale containers 11588 HashSet<String> removeCids = new HashSet<String>(); 11589 // Collection of packages on external media with valid containers. 11590 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 11591 // Get list of secure containers. 11592 final String list[] = PackageHelper.getSecureContainerList(); 11593 if (list == null || list.length == 0) { 11594 Log.i(TAG, "No secure containers on sdcard"); 11595 } else { 11596 // Process list of secure containers and categorize them 11597 // as active or stale based on their package internal state. 11598 int uidList[] = new int[list.length]; 11599 int num = 0; 11600 // reader 11601 synchronized (mPackages) { 11602 for (String cid : list) { 11603 if (DEBUG_SD_INSTALL) 11604 Log.i(TAG, "Processing container " + cid); 11605 String pkgName = getAsecPackageName(cid); 11606 if (pkgName == null) { 11607 if (DEBUG_SD_INSTALL) 11608 Log.i(TAG, "Container : " + cid + " stale"); 11609 removeCids.add(cid); 11610 continue; 11611 } 11612 if (DEBUG_SD_INSTALL) 11613 Log.i(TAG, "Looking for pkg : " + pkgName); 11614 11615 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11616 if (ps == null) { 11617 Log.i(TAG, "Deleting container with no matching settings " + cid); 11618 removeCids.add(cid); 11619 continue; 11620 } 11621 11622 /* 11623 * Skip packages that are not external if we're unmounting 11624 * external storage. 11625 */ 11626 if (externalStorage && !isMounted && !isExternal(ps)) { 11627 continue; 11628 } 11629 11630 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 11631 // The package status is changed only if the code path 11632 // matches between settings and the container id. 11633 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 11634 if (DEBUG_SD_INSTALL) { 11635 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 11636 + " at code path: " + ps.codePathString); 11637 } 11638 11639 // We do have a valid package installed on sdcard 11640 processCids.put(args, ps.codePathString); 11641 final int uid = ps.appId; 11642 if (uid != -1) { 11643 uidList[num++] = uid; 11644 } 11645 } else { 11646 Log.i(TAG, "Deleting stale container for " + cid); 11647 removeCids.add(cid); 11648 } 11649 } 11650 } 11651 11652 if (num > 0) { 11653 // Sort uid list 11654 Arrays.sort(uidList, 0, num); 11655 // Throw away duplicates 11656 uidArr = new int[num]; 11657 uidArr[0] = uidList[0]; 11658 int di = 0; 11659 for (int i = 1; i < num; i++) { 11660 if (uidList[i - 1] != uidList[i]) { 11661 uidArr[di++] = uidList[i]; 11662 } 11663 } 11664 } 11665 } 11666 // Process packages with valid entries. 11667 if (isMounted) { 11668 if (DEBUG_SD_INSTALL) 11669 Log.i(TAG, "Loading packages"); 11670 loadMediaPackages(processCids, uidArr, removeCids); 11671 startCleaningPackages(); 11672 } else { 11673 if (DEBUG_SD_INSTALL) 11674 Log.i(TAG, "Unloading packages"); 11675 unloadMediaPackages(processCids, uidArr, reportStatus); 11676 } 11677 } 11678 11679 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 11680 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 11681 int size = pkgList.size(); 11682 if (size > 0) { 11683 // Send broadcasts here 11684 Bundle extras = new Bundle(); 11685 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 11686 .toArray(new String[size])); 11687 if (uidArr != null) { 11688 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 11689 } 11690 if (replacing) { 11691 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 11692 } 11693 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 11694 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 11695 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 11696 } 11697 } 11698 11699 /* 11700 * Look at potentially valid container ids from processCids If package 11701 * information doesn't match the one on record or package scanning fails, 11702 * the cid is added to list of removeCids. We currently don't delete stale 11703 * containers. 11704 */ 11705 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11706 HashSet<String> removeCids) { 11707 ArrayList<String> pkgList = new ArrayList<String>(); 11708 Set<AsecInstallArgs> keys = processCids.keySet(); 11709 boolean doGc = false; 11710 for (AsecInstallArgs args : keys) { 11711 String codePath = processCids.get(args); 11712 if (DEBUG_SD_INSTALL) 11713 Log.i(TAG, "Loading container : " + args.cid); 11714 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11715 try { 11716 // Make sure there are no container errors first. 11717 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 11718 Slog.e(TAG, "Failed to mount cid : " + args.cid 11719 + " when installing from sdcard"); 11720 continue; 11721 } 11722 // Check code path here. 11723 if (codePath == null || !codePath.equals(args.getCodePath())) { 11724 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 11725 + " does not match one in settings " + codePath); 11726 continue; 11727 } 11728 // Parse package 11729 int parseFlags = mDefParseFlags; 11730 if (args.isExternal()) { 11731 parseFlags |= PackageParser.PARSE_ON_SDCARD; 11732 } 11733 if (args.isFwdLocked()) { 11734 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 11735 } 11736 11737 doGc = true; 11738 synchronized (mInstallLock) { 11739 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 11740 0, 0, null); 11741 // Scan the package 11742 if (pkg != null) { 11743 /* 11744 * TODO why is the lock being held? doPostInstall is 11745 * called in other places without the lock. This needs 11746 * to be straightened out. 11747 */ 11748 // writer 11749 synchronized (mPackages) { 11750 retCode = PackageManager.INSTALL_SUCCEEDED; 11751 pkgList.add(pkg.packageName); 11752 // Post process args 11753 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 11754 pkg.applicationInfo.uid); 11755 } 11756 } else { 11757 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 11758 } 11759 } 11760 11761 } finally { 11762 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 11763 // Don't destroy container here. Wait till gc clears things 11764 // up. 11765 removeCids.add(args.cid); 11766 } 11767 } 11768 } 11769 // writer 11770 synchronized (mPackages) { 11771 // If the platform SDK has changed since the last time we booted, 11772 // we need to re-grant app permission to catch any new ones that 11773 // appear. This is really a hack, and means that apps can in some 11774 // cases get permissions that the user didn't initially explicitly 11775 // allow... it would be nice to have some better way to handle 11776 // this situation. 11777 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 11778 if (regrantPermissions) 11779 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 11780 + mSdkVersion + "; regranting permissions for external storage"); 11781 mSettings.mExternalSdkPlatform = mSdkVersion; 11782 11783 // Make sure group IDs have been assigned, and any permission 11784 // changes in other apps are accounted for 11785 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 11786 | (regrantPermissions 11787 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 11788 : 0)); 11789 11790 mSettings.updateExternalDatabaseVersion(); 11791 11792 // can downgrade to reader 11793 // Persist settings 11794 mSettings.writeLPr(); 11795 } 11796 // Send a broadcast to let everyone know we are done processing 11797 if (pkgList.size() > 0) { 11798 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11799 } 11800 // Force gc to avoid any stale parser references that we might have. 11801 if (doGc) { 11802 Runtime.getRuntime().gc(); 11803 } 11804 // List stale containers and destroy stale temporary containers. 11805 if (removeCids != null) { 11806 for (String cid : removeCids) { 11807 if (cid.startsWith(mTempContainerPrefix)) { 11808 Log.i(TAG, "Destroying stale temporary container " + cid); 11809 PackageHelper.destroySdDir(cid); 11810 } else { 11811 Log.w(TAG, "Container " + cid + " is stale"); 11812 } 11813 } 11814 } 11815 } 11816 11817 /* 11818 * Utility method to unload a list of specified containers 11819 */ 11820 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 11821 // Just unmount all valid containers. 11822 for (AsecInstallArgs arg : cidArgs) { 11823 synchronized (mInstallLock) { 11824 arg.doPostDeleteLI(false); 11825 } 11826 } 11827 } 11828 11829 /* 11830 * Unload packages mounted on external media. This involves deleting package 11831 * data from internal structures, sending broadcasts about diabled packages, 11832 * gc'ing to free up references, unmounting all secure containers 11833 * corresponding to packages on external media, and posting a 11834 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 11835 * that we always have to post this message if status has been requested no 11836 * matter what. 11837 */ 11838 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11839 final boolean reportStatus) { 11840 if (DEBUG_SD_INSTALL) 11841 Log.i(TAG, "unloading media packages"); 11842 ArrayList<String> pkgList = new ArrayList<String>(); 11843 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 11844 final Set<AsecInstallArgs> keys = processCids.keySet(); 11845 for (AsecInstallArgs args : keys) { 11846 String pkgName = args.getPackageName(); 11847 if (DEBUG_SD_INSTALL) 11848 Log.i(TAG, "Trying to unload pkg : " + pkgName); 11849 // Delete package internally 11850 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 11851 synchronized (mInstallLock) { 11852 boolean res = deletePackageLI(pkgName, null, false, null, null, 11853 PackageManager.DELETE_KEEP_DATA, outInfo, false); 11854 if (res) { 11855 pkgList.add(pkgName); 11856 } else { 11857 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 11858 failedList.add(args); 11859 } 11860 } 11861 } 11862 11863 // reader 11864 synchronized (mPackages) { 11865 // We didn't update the settings after removing each package; 11866 // write them now for all packages. 11867 mSettings.writeLPr(); 11868 } 11869 11870 // We have to absolutely send UPDATED_MEDIA_STATUS only 11871 // after confirming that all the receivers processed the ordered 11872 // broadcast when packages get disabled, force a gc to clean things up. 11873 // and unload all the containers. 11874 if (pkgList.size() > 0) { 11875 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 11876 new IIntentReceiver.Stub() { 11877 public void performReceive(Intent intent, int resultCode, String data, 11878 Bundle extras, boolean ordered, boolean sticky, 11879 int sendingUser) throws RemoteException { 11880 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 11881 reportStatus ? 1 : 0, 1, keys); 11882 mHandler.sendMessage(msg); 11883 } 11884 }); 11885 } else { 11886 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 11887 keys); 11888 mHandler.sendMessage(msg); 11889 } 11890 } 11891 11892 /** Binder call */ 11893 @Override 11894 public void movePackage(final String packageName, final IPackageMoveObserver observer, 11895 final int flags) { 11896 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 11897 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 11898 int returnCode = PackageManager.MOVE_SUCCEEDED; 11899 int currFlags = 0; 11900 int newFlags = 0; 11901 // reader 11902 synchronized (mPackages) { 11903 PackageParser.Package pkg = mPackages.get(packageName); 11904 if (pkg == null) { 11905 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11906 } else { 11907 // Disable moving fwd locked apps and system packages 11908 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 11909 Slog.w(TAG, "Cannot move system application"); 11910 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 11911 } else if (pkg.mOperationPending) { 11912 Slog.w(TAG, "Attempt to move package which has pending operations"); 11913 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 11914 } else { 11915 // Find install location first 11916 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 11917 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 11918 Slog.w(TAG, "Ambigous flags specified for move location."); 11919 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11920 } else { 11921 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 11922 : PackageManager.INSTALL_INTERNAL; 11923 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 11924 : PackageManager.INSTALL_INTERNAL; 11925 11926 if (newFlags == currFlags) { 11927 Slog.w(TAG, "No move required. Trying to move to same location"); 11928 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11929 } else { 11930 if (isForwardLocked(pkg)) { 11931 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11932 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11933 } 11934 } 11935 } 11936 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11937 pkg.mOperationPending = true; 11938 } 11939 } 11940 } 11941 11942 /* 11943 * TODO this next block probably shouldn't be inside the lock. We 11944 * can't guarantee these won't change after this is fired off 11945 * anyway. 11946 */ 11947 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11948 processPendingMove(new MoveParams(null, observer, 0, packageName, 11949 null, -1, user), 11950 returnCode); 11951 } else { 11952 Message msg = mHandler.obtainMessage(INIT_COPY); 11953 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 11954 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 11955 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 11956 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 11957 msg.obj = mp; 11958 mHandler.sendMessage(msg); 11959 } 11960 } 11961 } 11962 11963 private void processPendingMove(final MoveParams mp, final int currentStatus) { 11964 // Queue up an async operation since the package deletion may take a 11965 // little while. 11966 mHandler.post(new Runnable() { 11967 public void run() { 11968 // TODO fix this; this does nothing. 11969 mHandler.removeCallbacks(this); 11970 int returnCode = currentStatus; 11971 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 11972 int uidArr[] = null; 11973 ArrayList<String> pkgList = null; 11974 synchronized (mPackages) { 11975 PackageParser.Package pkg = mPackages.get(mp.packageName); 11976 if (pkg == null) { 11977 Slog.w(TAG, " Package " + mp.packageName 11978 + " doesn't exist. Aborting move"); 11979 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11980 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 11981 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 11982 + mp.srcArgs.getCodePath() + " to " 11983 + pkg.applicationInfo.sourceDir 11984 + " Aborting move and returning error"); 11985 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11986 } else { 11987 uidArr = new int[] { 11988 pkg.applicationInfo.uid 11989 }; 11990 pkgList = new ArrayList<String>(); 11991 pkgList.add(mp.packageName); 11992 } 11993 } 11994 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11995 // Send resources unavailable broadcast 11996 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 11997 // Update package code and resource paths 11998 synchronized (mInstallLock) { 11999 synchronized (mPackages) { 12000 PackageParser.Package pkg = mPackages.get(mp.packageName); 12001 // Recheck for package again. 12002 if (pkg == null) { 12003 Slog.w(TAG, " Package " + mp.packageName 12004 + " doesn't exist. Aborting move"); 12005 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 12006 } else if (!mp.srcArgs.getCodePath().equals( 12007 pkg.applicationInfo.sourceDir)) { 12008 Slog.w(TAG, "Package " + mp.packageName 12009 + " code path changed from " + mp.srcArgs.getCodePath() 12010 + " to " + pkg.applicationInfo.sourceDir 12011 + " Aborting move and returning error"); 12012 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 12013 } else { 12014 final String oldCodePath = pkg.mPath; 12015 final String newCodePath = mp.targetArgs.getCodePath(); 12016 final String newResPath = mp.targetArgs.getResourcePath(); 12017 final String newNativePath = mp.targetArgs 12018 .getNativeLibraryPath(); 12019 12020 final File newNativeDir = new File(newNativePath); 12021 12022 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 12023 // NOTE: We do not report any errors from the APK scan and library 12024 // copy at this point. 12025 NativeLibraryHelper.ApkHandle handle = 12026 new NativeLibraryHelper.ApkHandle(newCodePath); 12027 final int abi = NativeLibraryHelper.findSupportedAbi( 12028 handle, Build.SUPPORTED_ABIS); 12029 if (abi >= 0) { 12030 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 12031 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 12032 } 12033 handle.close(); 12034 } 12035 final int[] users = sUserManager.getUserIds(); 12036 for (int user : users) { 12037 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 12038 newNativePath, user) < 0) { 12039 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12040 } 12041 } 12042 12043 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12044 pkg.mPath = newCodePath; 12045 // Move dex files around 12046 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 12047 // Moving of dex files failed. Set 12048 // error code and abort move. 12049 pkg.mPath = pkg.mScanPath; 12050 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 12051 } 12052 } 12053 12054 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 12055 pkg.mScanPath = newCodePath; 12056 pkg.applicationInfo.sourceDir = newCodePath; 12057 pkg.applicationInfo.publicSourceDir = newResPath; 12058 pkg.applicationInfo.nativeLibraryDir = newNativePath; 12059 PackageSetting ps = (PackageSetting) pkg.mExtras; 12060 ps.codePath = new File(pkg.applicationInfo.sourceDir); 12061 ps.codePathString = ps.codePath.getPath(); 12062 ps.resourcePath = new File( 12063 pkg.applicationInfo.publicSourceDir); 12064 ps.resourcePathString = ps.resourcePath.getPath(); 12065 ps.nativeLibraryPathString = newNativePath; 12066 // Set the application info flag 12067 // correctly. 12068 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 12069 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12070 } else { 12071 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 12072 } 12073 ps.setFlags(pkg.applicationInfo.flags); 12074 mAppDirs.remove(oldCodePath); 12075 mAppDirs.put(newCodePath, pkg); 12076 // Persist settings 12077 mSettings.writeLPr(); 12078 } 12079 } 12080 } 12081 } 12082 // Send resources available broadcast 12083 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 12084 } 12085 } 12086 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 12087 // Clean up failed installation 12088 if (mp.targetArgs != null) { 12089 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 12090 -1); 12091 } 12092 } else { 12093 // Force a gc to clear things up. 12094 Runtime.getRuntime().gc(); 12095 // Delete older code 12096 synchronized (mInstallLock) { 12097 mp.srcArgs.doPostDeleteLI(true); 12098 } 12099 } 12100 12101 // Allow more operations on this file if we didn't fail because 12102 // an operation was already pending for this package. 12103 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 12104 synchronized (mPackages) { 12105 PackageParser.Package pkg = mPackages.get(mp.packageName); 12106 if (pkg != null) { 12107 pkg.mOperationPending = false; 12108 } 12109 } 12110 } 12111 12112 IPackageMoveObserver observer = mp.observer; 12113 if (observer != null) { 12114 try { 12115 observer.packageMoved(mp.packageName, returnCode); 12116 } catch (RemoteException e) { 12117 Log.i(TAG, "Observer no longer exists."); 12118 } 12119 } 12120 } 12121 }); 12122 } 12123 12124 public boolean setInstallLocation(int loc) { 12125 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 12126 null); 12127 if (getInstallLocation() == loc) { 12128 return true; 12129 } 12130 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 12131 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 12132 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 12133 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 12134 return true; 12135 } 12136 return false; 12137 } 12138 12139 public int getInstallLocation() { 12140 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12141 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 12142 PackageHelper.APP_INSTALL_AUTO); 12143 } 12144 12145 /** Called by UserManagerService */ 12146 void cleanUpUserLILPw(int userHandle) { 12147 mDirtyUsers.remove(userHandle); 12148 mSettings.removeUserLPr(userHandle); 12149 mPendingBroadcasts.remove(userHandle); 12150 if (mInstaller != null) { 12151 // Technically, we shouldn't be doing this with the package lock 12152 // held. However, this is very rare, and there is already so much 12153 // other disk I/O going on, that we'll let it slide for now. 12154 mInstaller.removeUserDataDirs(userHandle); 12155 } 12156 } 12157 12158 /** Called by UserManagerService */ 12159 void createNewUserLILPw(int userHandle, File path) { 12160 if (mInstaller != null) { 12161 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 12162 } 12163 } 12164 12165 @Override 12166 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 12167 mContext.enforceCallingOrSelfPermission( 12168 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12169 "Only package verification agents can read the verifier device identity"); 12170 12171 synchronized (mPackages) { 12172 return mSettings.getVerifierDeviceIdentityLPw(); 12173 } 12174 } 12175 12176 @Override 12177 public void setPermissionEnforced(String permission, boolean enforced) { 12178 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 12179 if (READ_EXTERNAL_STORAGE.equals(permission)) { 12180 synchronized (mPackages) { 12181 if (mSettings.mReadExternalStorageEnforced == null 12182 || mSettings.mReadExternalStorageEnforced != enforced) { 12183 mSettings.mReadExternalStorageEnforced = enforced; 12184 mSettings.writeLPr(); 12185 } 12186 } 12187 // kill any non-foreground processes so we restart them and 12188 // grant/revoke the GID. 12189 final IActivityManager am = ActivityManagerNative.getDefault(); 12190 if (am != null) { 12191 final long token = Binder.clearCallingIdentity(); 12192 try { 12193 am.killProcessesBelowForeground("setPermissionEnforcement"); 12194 } catch (RemoteException e) { 12195 } finally { 12196 Binder.restoreCallingIdentity(token); 12197 } 12198 } 12199 } else { 12200 throw new IllegalArgumentException("No selective enforcement for " + permission); 12201 } 12202 } 12203 12204 @Override 12205 @Deprecated 12206 public boolean isPermissionEnforced(String permission) { 12207 return true; 12208 } 12209 12210 @Override 12211 public boolean isStorageLow() { 12212 final long token = Binder.clearCallingIdentity(); 12213 try { 12214 final DeviceStorageMonitorInternal 12215 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12216 if (dsm != null) { 12217 return dsm.isMemoryLow(); 12218 } else { 12219 return false; 12220 } 12221 } finally { 12222 Binder.restoreCallingIdentity(token); 12223 } 12224 } 12225} 12226